/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");

/**** 
* Classes
****/ 
var City = Container.expand(function () {
	var self = Container.call(this);
	self.takeDamage = function (damageAmount) {
		if (self.health <= 0) {
			return;
		} // Already destroyed
		if (self.shielded) {
			// Shield hit - flash to 90% opacity for 1 second
			if (self.shieldGraphic && self.shieldGraphic.parent) {
				// Stop current flickering animation
				tween.stop(self.shieldGraphic);
				// Flash to 90% opacity (highly visible)
				self.shieldGraphic.alpha = 0.9;
				// Add compression animation - squeeze down 10% like cannon recoil
				tween.stop(self.shieldGraphic, {
					scaleX: true,
					scaleY: true
				});
				// Store original scale if not set
				if (!self.shieldGraphic.originalScaleX) {
					self.shieldGraphic.originalScaleX = self.shieldGraphic.scaleX || 1;
					self.shieldGraphic.originalScaleY = self.shieldGraphic.scaleY || 1;
				}
				// Compress shield downward by 5% - check shield still exists before tweening
				if (self.shieldGraphic && self.shieldGraphic.parent) {
					tween(self.shieldGraphic, {
						scaleX: self.shieldGraphic.originalScaleX,
						scaleY: self.shieldGraphic.originalScaleY * 0.95
					}, {
						duration: 100,
						easing: tween.easeOut,
						onFinish: function onFinish() {
							// Restore to original scale - check shield still exists
							if (self.shieldGraphic && self.shieldGraphic.parent) {
								tween(self.shieldGraphic, {
									scaleX: self.shieldGraphic.originalScaleX,
									scaleY: self.shieldGraphic.originalScaleY
								}, {
									duration: 200,
									easing: tween.easeInOut
								});
							}
						}
					});
				}
				// Wait 1 second then resume flickering
				LK.setTimeout(function () {
					if (self.shieldGraphic && self.shieldGraphic.parent) {
						self.shieldGraphic.isAnimating = false; // Reset animation flag to restart flickering
					}
				}, 1000);
			}
			return; // Shield active, ignore damage
		}
		self.health -= damageAmount;
		lastCityDamageTime = LK.ticks * (1000 / 60);
		// --- Ava: Trigger game over immediately if health drops to zero or below ---
		if (self.health <= 0) {
			self.health = 0;
			self.updateHealthBarVisual && self.updateHealthBarVisual();
			LK.setScore(getFinalScore()); // Ensure finalScore is shown, not balance
			LK.showGameOver();
			return;
		}
		LK.effects.flashObject(self.graphic, 0xFF0000, 300); // Flash city red
		// Flash both city images red when damage is taken
		if (leftCityImage) {
			tween(leftCityImage, {
				tint: 0xFF0000
			}, {
				duration: 150,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					tween(leftCityImage, {
						tint: 0xFFFFFF
					}, {
						duration: 150,
						easing: tween.easeIn
					});
				}
			});
		}
		if (rightCityImage) {
			tween(rightCityImage, {
				tint: 0xFF0000
			}, {
				duration: 150,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					tween(rightCityImage, {
						tint: 0xFFFFFF
					}, {
						duration: 150,
						easing: tween.easeIn
					});
				}
			});
		}
		// Flash main city graphic red when damage is taken
		tween(self.graphic, {
			tint: 0xFF0000
		}, {
			duration: 150,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(self.graphic, {
					tint: 0xFFFFFF
				}, {
					duration: 150,
					easing: tween.easeIn
				});
			}
		});
		// Removed setHealthDisplay method as city health text is no longer shown
		self.updateHealthBarVisual = function () {
			if (!self.healthBarFill || !self.healthBarBg || !self.damagePreviewFill) {
				return;
			}
			// Removed recursive call to self.updateHealthBarVisual(); 
			if (self.health <= 0) {
				self.health = 0; // Cap at 0
				LK.showGameOver(); // Trigger game over
			}
		};
		var healthPercentage = Math.max(0, self.health) / CITY_MAX_HEALTH;
		var targetFillWidth = self.healthBarBg.width * healthPercentage;
		var currentGreenBarWidth = self.healthBarFill.width; // The green bar's width before this animation frame
		var damageEffectVisualWidth = currentGreenBarWidth - targetFillWidth;
		// Stop any ongoing animations on these elements
		tween.stop(self.healthBarFill);
		tween.stop(self.damagePreviewFill);
		if (damageEffectVisualWidth <= 0) {
			// No damage or health increased, just set the width directly
			self.healthBarFill.width = targetFillWidth;
			self.damagePreviewFill.alpha = 0;
			self.damagePreviewFill.width = 0;
			return;
		}
		// Setup the yellow damage preview bar
		self.damagePreviewFill.alpha = 1;
		// self.damagePreviewFill.tint = 0xFFFF00; // Asset is already yellow, tinting might not be needed unless asset color changes
		self.damagePreviewFill.width = damageEffectVisualWidth;
		// Position the yellow bar to cover the part of the health bar that is "lost"
		// It starts where the new green bar will end.
		self.damagePreviewFill.x = self.healthBarFill.x + targetFillWidth;
		// Animate the green health bar shrinking
		tween(self.healthBarFill, {
			width: targetFillWidth
		}, {
			duration: 500,
			easing: tween.easeOut
		});
		// Animate the yellow bar shrinking from right to left
		tween(self.damagePreviewFill, {
			width: 0
			// x position remains constant, causing the bar to shrink from its right edge.
			// This makes the yellow bar appear to be "eaten" from the right.
		}, {
			duration: 500,
			// Same duration as green bar for synchronization
			easing: tween.easeOut,
			onFinish: function onFinish() {
				self.damagePreviewFill.alpha = 0; // Hide it after animation
				self.damagePreviewFill.width = 0; // Reset width
			}
		});
	};
	// Initialization
	self.graphic = self.attachAsset('city', {
		anchorX: 0.5,
		anchorY: 1.0
	}); // Anchor bottom-center
	// Health Bar Properties
	self.HEALTH_BAR_WIDTH = 2048;
	self.HEALTH_BAR_HEIGHT = 80; // doubled from 40 to 80
	self.healthBarPadding = 0; // No padding, bar at the very bottom
	// Health bar background, stretched full width, anchored left
	self.healthBarBg = self.attachAsset('city_health_bar_bg', {
		anchorX: 0.0,
		// left
		anchorY: 1.0 // bottom
	});
	self.healthBarBg.width = self.HEALTH_BAR_WIDTH;
	self.healthBarBg.height = self.HEALTH_BAR_HEIGHT;
	self.healthBarBg.x = -WORLD_WIDTH / 2; // City's x is centered, so shift left by half width
	self.healthBarBg.y = 0; // At bottom of city container
	// Health bar fill, anchored left
	self.healthBarFill = self.attachAsset('city_health_bar_fill', {
		anchorX: 0.0,
		anchorY: 1.0
	});
	self.healthBarFill.width = self.HEALTH_BAR_WIDTH;
	self.healthBarFill.height = self.HEALTH_BAR_HEIGHT;
	self.healthBarFill.x = -WORLD_WIDTH / 2;
	self.healthBarFill.y = 0;
	// Damage Preview Fill (Yellow bar for damage animation), anchored left
	self.damagePreviewFill = self.attachAsset('city_health_bar_damage_preview', {
		anchorX: 0.0,
		anchorY: 1.0
	});
	self.damagePreviewFill.height = self.HEALTH_BAR_HEIGHT;
	self.damagePreviewFill.y = 0;
	self.damagePreviewFill.x = -WORLD_WIDTH / 2;
	self.damagePreviewFill.width = 0;
	self.damagePreviewFill.alpha = 0;
	self.health = CITY_MAX_HEALTH;
	self.healthDisplay = null; // To be linked to a Text2 object
	// Shield system properties
	self.shielded = false;
	self.shieldStrength = 0;
	self.maxShieldStrength = 0;
	self.shieldEndTime = 0;
	self.shieldPausedTime = null;
	self.shieldGraphic = null;
	self.shieldCooldownIndicator = null;
	self.shieldCooldownTimerText = null;
	// Define updateHealthBarVisual before calling it to avoid TypeError
	self.updateHealthBarVisual = function () {
		if (!self.healthBarFill || !self.healthBarBg || !self.damagePreviewFill) {
			return;
		}
		if (self.health <= 0) {
			self.health = 0; // Cap at 0
			LK.showGameOver(); // Trigger game over
		}
		var healthPercentage = Math.max(0, self.health) / CITY_MAX_HEALTH;
		var targetFillWidth = self.healthBarBg.width * healthPercentage;
		var currentGreenBarWidth = self.healthBarFill.width; // The green bar's width before this animation frame
		var damageEffectVisualWidth = currentGreenBarWidth - targetFillWidth;
		// Stop any ongoing animations on these elements
		tween.stop(self.healthBarFill);
		tween.stop(self.damagePreviewFill);
		if (damageEffectVisualWidth <= 0) {
			// No damage or health increased, just set the width directly
			self.healthBarFill.width = targetFillWidth;
			self.damagePreviewFill.alpha = 0;
			self.damagePreviewFill.width = 0;
			return;
		}
		// Setup the yellow damage preview bar
		self.damagePreviewFill.alpha = 1;
		// self.damagePreviewFill.tint = 0xFFFF00; // Asset is already yellow, tinting might not be needed unless asset color changes
		self.damagePreviewFill.width = damageEffectVisualWidth;
		// Position the yellow bar to cover the part of the health bar that is "lost"
		// It starts where the new green bar will end.
		self.damagePreviewFill.x = self.healthBarFill.x + targetFillWidth;
		// Animate the green health bar shrinking
		tween(self.healthBarFill, {
			width: targetFillWidth
		}, {
			duration: 500,
			easing: tween.easeOut
		});
		// Animate the yellow bar shrinking from right to left
		tween(self.damagePreviewFill, {
			width: 0
			// x position remains constant, causing the bar to shrink from its right edge.
			// This makes the yellow bar appear to be "eaten" from the right.
		}, {
			duration: 500,
			// Same duration as green bar for synchronization
			easing: tween.easeOut,
			onFinish: function onFinish() {
				self.damagePreviewFill.alpha = 0; // Hide it after animation
				self.damagePreviewFill.width = 0; // Reset width
			}
		});
	};
	self.updateHealthBarVisual(); // Initialize health bar visual
	return self;
});
var Crosshair = Container.expand(function () {
	var self = Container.call(this);
	self.isOver = function (target) {
		if (!target || !target.graphic || !self.graphic || !target.graphic.width || !target.graphic.height) {
			return false;
		}
		// Basic bounding box collision
		var selfHalfWidth = self.graphic.width / 2;
		var selfHalfHeight = self.graphic.height / 2;
		var targetHalfWidth = target.graphic.width * (target.graphic.scaleX || 1) / 2;
		var targetHalfHeight = target.graphic.height * (target.graphic.scaleY || 1) / 2;
		var selfLeft = self.x - selfHalfWidth;
		var selfRight = self.x + selfHalfWidth;
		var selfTop = self.y - selfHalfHeight;
		var selfBottom = self.y + selfHalfHeight;
		var targetLeft = target.x - targetHalfWidth;
		var targetRight = target.x + targetHalfWidth;
		var targetTop = target.y - targetHalfHeight;
		var targetBottom = target.y + targetHalfHeight;
		return !(selfRight < targetLeft || selfLeft > targetRight || selfBottom < targetTop || selfTop > targetBottom);
	};
	// Initialization code, graphic will be attached in Game Code
	self.graphic = null;
	self.speed = 0; // Will be set from game constant
	return self;
});
// Base class for falling objects
// Base Enemy class - foundation for all enemy types
var Enemy = Container.expand(function (config) {
	var self = Container.call(this);
	// Enemy configuration with defaults
	config = config || {};
	self.assetId = config.assetId || 'meteor';
	// Apply health scaling based on enemies killed
	var baseHealth = config.health || 1000;
	self.health = Math.floor(baseHealth * currentHealthMultiplier);
	self.maxHealth = self.health;
	self.speedY = config.speedY || 2;
	self.damageToCity = config.damageToCity || 50;
	self.moneyReward = config.moneyReward || 10;
	self.enemyCategory = config.enemyCategory || 'meteor'; // meteor, insect, robot
	self.weightClass = config.weightClass || 'medium'; // light, medium, heavy, elite, boss
	// Calculate rotation speed based on falling speed for more realistic physics
	var baseRotationSpeed = 0.003; // Increased base minimum rotation speed
	var speedMultiplier = Math.max(0.5, self.speedY / 2.0); // Scale rotation based on speed with faster multiplier
	self.rotationSpeed = config.rotationSpeed || baseRotationSpeed * speedMultiplier + Math.random() * 0.003; // Speed-based rotation with faster base
	self.rotationDirection = config.rotationDirection || (Math.random() < 0.5 ? 1 : -1);
	self.specialAbilities = config.specialAbilities || [];
	self.bossPhases = config.bossPhases || [];
	self.currentBossPhase = 0;
	self.bossPartsHealth = config.bossPartsHealth || {};
	self.bossPartsDestroyed = {};
	// Initialize graphics
	self.graphic = self.attachAsset(self.assetId, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.isDestroyed = false;
	self.originalSpeedY = self.speedY;
	// Status effect properties
	self.burnStacks = 0;
	self.burnStartTime = 0;
	self.lastBurnDamageTime = 0;
	self.burnPausedTime = null;
	self.fireTowerBurnStacks = 0;
	self.fireTowerBurnStartTime = 0;
	self.lastFireTowerBurnDamageTime = 0;
	self.fireTowerBurnPausedTime = null;
	self.freezeStacks = 0;
	self.freezeStartTime = 0;
	self.freezePausedTime = null;
	self.isFullyFrozen = false;
	self.freezeBlockEndTime = 0;
	self.iceBlock = null;
	self.burnFlames = [];
	self.fireTowerBurnFlames = [];
	self.snowflakeParticles = [];
	self.healthDisplay = null;
	// Health bar properties
	self.healthBarBg = null;
	self.healthBarFill = null;
	self.healthBarDamagePreview = null;
	// Health bar visual update method
	self.updateHealthBarVisual = function () {
		if (!self.healthBarFill || !self.healthBarBg || !self.healthBarDamagePreview) {
			return;
		}
		var healthPercentage = Math.max(0, self.health) / self.maxHealth;
		var targetFillWidth = self.healthBarBg.width * healthPercentage;
		var currentRedBarWidth = self.healthBarFill.width;
		var damageEffectVisualWidth = currentRedBarWidth - targetFillWidth;
		// Stop any ongoing animations on these elements
		tween.stop(self.healthBarFill);
		tween.stop(self.healthBarDamagePreview);
		// If a previous yellow bar is still animating, remove it immediately (merge with new damage)
		self.healthBarDamagePreview.alpha = 0;
		self.healthBarDamagePreview.width = 0;
		if (damageEffectVisualWidth <= 0) {
			// No damage or health increased, just set the width directly
			self.healthBarFill.width = targetFillWidth;
			self.healthBarDamagePreview.alpha = 0;
			self.healthBarDamagePreview.width = 0;
			return;
		}
		// Setup the yellow damage preview bar
		self.healthBarDamagePreview.alpha = 1;
		self.healthBarDamagePreview.width = damageEffectVisualWidth;
		// Position the yellow bar to cover the part of the health bar that is "lost"
		self.healthBarDamagePreview.x = self.healthBarFill.x + targetFillWidth;
		// Animate the red health bar shrinking
		tween(self.healthBarFill, {
			width: targetFillWidth
		}, {
			duration: 500,
			easing: tween.easeOut
		});
		// Animate the yellow bar shrinking from right to left
		tween(self.healthBarDamagePreview, {
			width: 0
		}, {
			duration: 500,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				self.healthBarDamagePreview.alpha = 0;
				self.healthBarDamagePreview.width = 0;
			}
		});
	};
	// Boss-specific properties
	self.isInvulnerable = false;
	self.invulnerabilityReason = "";
	// Base enemy methods that all enemies share
	self.takeDamage = function (damageAmount) {
		if (self.isDestroyed) {
			return;
		}
		if (damageAmount <= 0) {
			return;
		} // Ignore zero or negative damage
		if (self.isInvulnerable) {
			return;
		} // Boss invulnerability
		// Boss part system - check if any parts need to be destroyed first
		if (self.weightClass === 'boss' && self.hasVulnerableParts()) {
			return; // Can't damage main boss while parts exist
		}
		// Check for critical hit
		var critChance = upgrades.critChance * 5;
		var isCritical = Math.random() * 100 < critChance;
		var finalDamage = damageAmount;
		if (isCritical) {
			finalDamage = damageAmount * 2;
			LK.getSound('krit').play();
			// --- Ava: Spawn 3 zvezdakrit (star) particles flying out and shrinking on crit ---
			if (!game.particles) {
				game.particles = [];
			}
			for (var i = 0; i < 3; i++) {
				(function () {
					var angle = Math.random() * Math.PI * 2; // Fully random direction for each star
					var speed = 180 + Math.random() * 60; // px to move outward
					var scale = 0.7 + Math.random() * 0.4;
					var star = LK.getAsset('zvezdakrit', {
						anchorX: 0.5,
						anchorY: 0.5,
						scaleX: scale,
						scaleY: scale
					});
					star.x = self.x;
					star.y = self.y;
					star.alpha = 1;
					game.addChild(star);
					game.particles.push(star);
					var dx = Math.cos(angle) * speed;
					var dy = Math.sin(angle) * speed;
					tween(star, {
						x: star.x + dx,
						y: star.y + dy,
						scaleX: 0,
						scaleY: 0
						// No alpha change, only scale shrinks
					}, {
						duration: 1000,
						easing: tween.easeOut,
						onFinish: function (starRef) {
							return function () {
								if (starRef.parent) {
									starRef.parent.removeChild(starRef);
								}
								if (game.particles) {
									var idx = game.particles.indexOf(starRef);
									if (idx > -1) {
										game.particles.splice(idx, 1);
									}
								}
							};
						}(star)
					});
				})();
			}
		}
		self.health -= finalDamage;
		LK.effects.flashObject(self.graphic, 0xFF0000, 100);
		if (self.fireTowerBurnStacks > 0) {
			LK.effects.flashObject(self.graphic, 0xFF4500, 100); // Flash orange-red for direct hit
		} else {
			LK.effects.flashObject(self.graphic, 0xFF4500, 100); // Flash orange-red for direct hit even if no burn stacks
		}
		// Create health bar if it doesn't exist
		if (!self.healthBarBg) {
			// Health bar background
			self.healthBarBg = self.attachAsset('enemy_health_bar_bg', {
				anchorX: 0.5,
				anchorY: 0.5
			});
			self.healthBarBg.y = -self.graphic.height * (self.graphic.scaleY || 1) / 2 - 20;
			// Health bar fill (red)
			self.healthBarFill = self.attachAsset('enemy_health_bar_fill', {
				anchorX: 0.0,
				anchorY: 0.5
			});
			self.healthBarFill.x = -self.healthBarBg.width / 2;
			self.healthBarFill.y = self.healthBarBg.y;
			// Damage preview fill (yellow)
			self.healthBarDamagePreview = self.attachAsset('enemy_health_bar_damage_preview', {
				anchorX: 0.0,
				anchorY: 0.5
			});
			self.healthBarDamagePreview.x = -self.healthBarBg.width / 2;
			self.healthBarDamagePreview.y = self.healthBarBg.y;
			self.healthBarDamagePreview.width = 0;
			self.healthBarDamagePreview.alpha = 0;
		}
		// Update health bar visual
		if (self.healthBarBg) {
			self.updateHealthBarVisual();
		}
		// Pulse animation on hit
		tween.stop(self.graphic, {
			scaleX: true,
			scaleY: true
		});
		tween(self.graphic, {
			scaleX: 1.3,
			scaleY: 1.3
		}, {
			duration: 150,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(self.graphic, {
					scaleX: 1,
					scaleY: 1
				}, {
					duration: 150,
					easing: tween.easeIn
				});
			}
		});
		// Check for boss phase transition
		if (self.weightClass === 'boss' && self.health <= 0) {
			self.handleBossDefeat();
		} else if (self.health <= 0) {
			self.destroySelf();
		}
	};
	// Check if boss has vulnerable parts that must be destroyed first
	self.hasVulnerableParts = function () {
		if (self.weightClass !== 'boss') {
			return false;
		}
		for (var partName in self.bossPartsHealth) {
			if (self.bossPartsHealth[partName] > 0 && !self.bossPartsDestroyed[partName]) {
				return true;
			}
		}
		return false;
	};
	// Handle boss defeat and phase transitions
	self.handleBossDefeat = function () {
		if (self.currentBossPhase < self.bossPhases.length - 1) {
			// Move to next phase
			self.currentBossPhase++;
			var nextPhase = self.bossPhases[self.currentBossPhase];
			self.health = nextPhase.health || self.maxHealth;
			self.speedY = nextPhase.speedY || self.originalSpeedY;
			self.isInvulnerable = nextPhase.invulnerable || false;
			self.invulnerabilityReason = nextPhase.invulnerabilityReason || "";
			// Reset boss parts for new phase
			if (nextPhase.parts) {
				self.bossPartsHealth = Object.assign({}, nextPhase.parts);
				self.bossPartsDestroyed = {};
			}
		} else {
			// Final defeat
			self.destroySelf();
		}
	};
	// Define update method on prototype so it can be called by subclasses
	self.updateParent = function () {
		if (self.isDestroyed) {
			return;
		}
		// Pause all movement and effects when upgrades or shop popup is open
		if (upgradesPopup || controlsPopup || shopPopup) {
			// Store the time when the game was paused
			if (!self._pauseTime) {
				self._pauseTime = LK.ticks * (1000 / 60);
			}
			return;
		}
		// If the game was paused and is now resumed, adjust the effect timers
		if (self._pauseTime) {
			var pauseDuration = LK.ticks * (1000 / 60) - self._pauseTime;
			// Adjust relevant timers by the pause duration
			self.burnStartTime += pauseDuration;
			self.lastBurnDamageTime += pauseDuration;
			self.freezeStartTime += pauseDuration;
			self.freezeBlockEndTime += pauseDuration;
			self.fireTowerBurnStartTime += pauseDuration;
			self.lastFireTowerBurnDamageTime += pauseDuration;
			self._pauseTime = null; // Reset pause time
		}
		self.y += self.speedY * 1.04; // 0.65 * 1.6 = 1.04
		// Rotate meteor around its own axis (pause rotation if frozen)
		if (self.graphic && !self.isFullyFrozen) {
			self.graphic.rotation += self.rotationSpeed * self.rotationDirection;
		}
		// Process status effects and movement (same logic as FallingObject)
		// ... (status effect processing would go here, but keeping it simple for now)
	};
	// Enhanced destroy method with all cleanup from original FallingObject
	self.destroySelf = function (giveMoney) {
		if (giveMoney === undefined) {
			giveMoney = true;
		}
		if (self.isDestroyed) {
			return;
		}
		var wasFullyFrozen = self.isFullyFrozen === true;
		var hasIceBlock = self.iceBlock && self.iceBlock.parent;
		if (wasFullyFrozen || hasIceBlock) {
			LK.getSound('Tresklda').play();
		} else {
			LK.getSound('Boom').play();
		}
		self.isDestroyed = true;
		// Comprehensive tween cleanup
		tween.stop(self);
		if (self.graphic) {
			tween.stop(self.graphic);
			tween.stop(self.graphic, {
				tint: true,
				scaleX: true,
				scaleY: true,
				alpha: true,
				rotation: true
			});
		}
		// Clean up all status effects and particles (same as original)
		if (self.healthDisplay) {
			tween.stop(self.healthDisplay);
			tween.stop(self.healthDisplay, {
				x: true,
				y: true,
				scaleX: true,
				scaleY: true,
				alpha: true
			});
			if (self.healthDisplay.parent) {
				self.healthDisplay.parent.removeChild(self.healthDisplay);
			}
			self.healthDisplay = null;
		}
		// Clean up health bar components
		if (self.healthBarBg) {
			tween.stop(self.healthBarBg);
			if (self.healthBarBg.parent) {
				self.healthBarBg.parent.removeChild(self.healthBarBg);
			}
			self.healthBarBg = null;
		}
		if (self.healthBarFill) {
			tween.stop(self.healthBarFill);
			if (self.healthBarFill.parent) {
				self.healthBarFill.parent.removeChild(self.healthBarFill);
			}
			self.healthBarFill = null;
		}
		if (self.healthBarDamagePreview) {
			tween.stop(self.healthBarDamagePreview);
			if (self.healthBarDamagePreview.parent) {
				self.healthBarDamagePreview.parent.removeChild(self.healthBarDamagePreview);
			}
			self.healthBarDamagePreview = null;
		}
		// Burn flames cleanup
		if (self.burnFlames) {
			for (var f = 0; f < self.burnFlames.length; f++) {
				var flame = self.burnFlames[f];
				if (flame) {
					tween.stop(flame);
					tween.stop(flame, {
						alpha: true,
						scaleX: true,
						scaleY: true,
						x: true,
						y: true
					});
					if (flame.parent) {
						flame.parent.removeChild(flame);
					}
					flame.offsetX = undefined;
					flame.offsetY = undefined;
				}
			}
			self.burnFlames = [];
		}
		// Fire tower burn flames cleanup
		if (self.fireTowerBurnFlames) {
			for (var ftf = 0; ftf < self.fireTowerBurnFlames.length; ftf++) {
				var fireTowerFlame = self.fireTowerBurnFlames[ftf];
				if (fireTowerFlame) {
					tween.stop(fireTowerFlame);
					tween.stop(fireTowerFlame, {
						alpha: true,
						scaleX: true,
						scaleY: true,
						x: true,
						y: true
					});
					if (fireTowerFlame.parent) {
						fireTowerFlame.parent.removeChild(fireTowerFlame);
					}
					fireTowerFlame.offsetX = undefined;
					fireTowerFlame.offsetY = undefined;
				}
			}
			self.fireTowerBurnFlames = [];
		}
		// Snowflake cleanup
		if (self.snowflakeParticles) {
			for (var sf = 0; sf < self.snowflakeParticles.length; sf++) {
				var snowflake = self.snowflakeParticles[sf];
				if (snowflake) {
					tween.stop(snowflake);
					if (snowflake.parent) {
						snowflake.parent.removeChild(snowflake);
					}
				}
			}
			self.snowflakeParticles = [];
		}
		// Ice block cleanup
		if (self.iceBlock) {
			tween.stop(self.iceBlock);
			if (self.iceBlock.parent) {
				self.iceBlock.parent.removeChild(self.iceBlock);
			}
			self.iceBlock = null;
		}
		// Remove ice block from game if it still exists (defensive for persistent visuals)
		if (game && game.children && game.children.length) {
			for (var i = game.children.length - 1; i >= 0; i--) {
				var child = game.children[i];
				if (child && child === self.iceBlock) {
					game.removeChild(child);
				}
			}
		}
		// Create destruction particles
		if (wasFullyFrozen || hasIceBlock) {
			var maxIceFragments = Math.min(3 + Math.floor(Math.random() * 4), 6);
			var iceFragmentCount = game.particles ? Math.min(maxIceFragments, Math.max(0, 50 - game.particles.length)) : maxIceFragments;
			for (var ip = 0; ip < iceFragmentCount; ip++) {
				var randomIceScale = 0.4 + Math.random() * 0.8;
				var iceFragment = LK.getAsset('ldinki', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: randomIceScale,
					scaleY: randomIceScale
				});
				iceFragment.x = self.x;
				iceFragment.y = self.y;
				iceFragment.alpha = 0.7;
				game.addChild(iceFragment);
				if (!game.particles) {
					game.particles = [];
				}
				game.particles.push(iceFragment);
				var iceAngle = Math.random() * Math.PI * 2;
				var iceSpeed = 80 + Math.random() * 120;
				var iceVelocityX = Math.cos(iceAngle) * iceSpeed;
				var iceVelocityY = Math.sin(iceAngle) * iceSpeed;
				var iceRotationSpeed = 0.01 + Math.random() * 0.03;
				var iceRotationDirection = Math.random() < 0.5 ? 1 : -1;
				var iceTotalRotation = iceRotationSpeed * iceRotationDirection * 120;
				tween(iceFragment, {
					x: iceFragment.x + iceVelocityX,
					y: iceFragment.y + iceVelocityY,
					scaleX: 0,
					scaleY: 0,
					rotation: iceFragment.rotation + iceTotalRotation
				}, {
					duration: 2000,
					easing: tween.easeOut,
					onFinish: function (iceFragmentRef) {
						return function onFinish() {
							if (iceFragmentRef.parent) {
								iceFragmentRef.parent.removeChild(iceFragmentRef);
							}
							if (game.particles) {
								var iceFragIndex = game.particles.indexOf(iceFragmentRef);
								if (iceFragIndex > -1) {
									game.particles.splice(iceFragIndex, 1);
								}
							}
						};
					}(iceFragment)
				});
			}
		} else {
			var maxFragments, fragmentCount;
			if (self.assetId === 'Alien_1') {
				// Special handling for alien_1 - maximum 3 kaplya fragments
				maxFragments = Math.min(Math.floor(Math.random() * 3) + 1, 3); // 1-3 fragments, strictly capped at 3
			} else {
				maxFragments = Math.min(3 + Math.floor(Math.random() * 4), 6);
			}
			fragmentCount = game.particles ? Math.min(maxFragments, Math.max(0, 50 - game.particles.length)) : maxFragments;
			for (var p = 0; p < fragmentCount; p++) {
				var randomScale = 0.4 + Math.random() * 0.8;
				// Use kaplya (green insect blood) for alien_1, kusok for others
				var fragmentAssetId = self.assetId === 'Alien_1' ? 'kaplya' : 'kusok';
				var fragment = LK.getAsset(fragmentAssetId, {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: randomScale,
					scaleY: randomScale
				});
				fragment.x = self.x;
				fragment.y = self.y;
				game.addChild(fragment);
				if (!game.particles) {
					game.particles = [];
				}
				game.particles.push(fragment);
				var angle = Math.random() * Math.PI * 2;
				var speed = 80 + Math.random() * 120;
				var velocityX = Math.cos(angle) * speed;
				var velocityY = Math.sin(angle) * speed;
				// Different behavior for kaplya (alien blood splashes) vs other fragments
				if (self.assetId === 'Alien_1') {
					// Kaplya behaves like splashes - scatter then stop and shrink smoothly, total 1 second duration
					var scatterDistance = speed * 0.4; // How far they scatter (reduced from 0.8 to 0.4)
					var scatterX = fragment.x + Math.cos(angle) * scatterDistance;
					var scatterY = fragment.y + Math.sin(angle) * scatterDistance;
					// First phase: scatter to final position (no rotation for splashes)
					tween(fragment, {
						x: scatterX,
						y: scatterY
					}, {
						duration: 200,
						// Faster scatter phase (200ms)
						easing: tween.easeOut,
						onFinish: function (fragmentRef) {
							return function onFinish() {
								// Second phase: pause briefly then smoothly shrink
								LK.setTimeout(function () {
									if (fragmentRef.parent) {
										tween(fragmentRef, {
											scaleX: 0,
											scaleY: 0
										}, {
											duration: 600,
											// 600ms shrinking to total 1000ms (1 second)
											easing: tween.easeIn,
											onFinish: function onFinish() {
												if (fragmentRef.parent) {
													fragmentRef.parent.removeChild(fragmentRef);
												}
												// Remove from particles tracking array
												if (game.particles) {
													var fragIndex = game.particles.indexOf(fragmentRef);
													if (fragIndex > -1) {
														game.particles.splice(fragIndex, 1);
													}
												}
											}
										});
									}
								}, 200); // Brief pause before shrinking (200ms) for total 1000ms
							};
						}(fragment)
					});
				} else {
					// Other fragments (kusok) keep original rotating behavior
					var rotationSpeed = 0.01 + Math.random() * 0.03;
					var rotationDirection = Math.random() < 0.5 ? 1 : -1;
					var totalRotation = rotationSpeed * rotationDirection * 120;
					tween(fragment, {
						x: fragment.x + velocityX,
						y: fragment.y + velocityY,
						scaleX: 0,
						scaleY: 0,
						rotation: fragment.rotation + totalRotation
					}, {
						duration: 2000,
						easing: tween.easeOut,
						onFinish: function (fragmentRef) {
							return function onFinish() {
								if (fragmentRef.parent) {
									fragmentRef.parent.removeChild(fragmentRef);
								}
								if (game.particles) {
									var fragIndex = game.particles.indexOf(fragmentRef);
									if (fragIndex > -1) {
										game.particles.splice(fragIndex, 1);
									}
								}
							};
						}(fragment)
					});
				}
			}
		}
		// Shrink and fade main graphic
		if (tween && self.graphic) {
			tween.stop(self.graphic);
			tween.stop(self.graphic, {
				scaleX: true,
				scaleY: true,
				alpha: true,
				tint: true,
				rotation: true
			});
			tween(self.graphic, {
				scaleX: 0.1,
				scaleY: 0.1,
				alpha: 0
			}, {
				duration: 200,
				onFinish: function (selfRef) {
					return function onFinish() {
						if (selfRef.graphic) {
							tween.stop(selfRef.graphic);
							selfRef.graphic = null;
						}
					};
				}(self)
			});
		}
		// Track enemy kill for health scaling
		totalEnemiesKilled++;
		onEnemyKilledForMeteorEvent();
		// New scaling: every 75 kills increases increment by +0.1 every 150 kills
		var increases = Math.floor(totalEnemiesKilled / 75);
		var increment = 0.3 + Math.floor(totalEnemiesKilled / 150) * 0.1;
		var newMultiplier = 1.0 + increases * increment;
		if (newMultiplier > currentHealthMultiplier) {
			currentHealthMultiplier = newMultiplier;
			// Show difficulty level notification
			var difficultyLevel = increases + 1; // Level starts at 1
			// Use current language for difficulty notification
			var difficultyTextContent = 'Difficulty Level ' + difficultyLevel;
			if (currentLanguage === 'ru') {
				difficultyTextContent = 'Уровень сложности ' + difficultyLevel;
			} else if (currentLanguage === 'de') {
				difficultyTextContent = 'Schwierigkeitsgrad ' + difficultyLevel;
			} else if (currentLanguage === 'fr') {
				difficultyTextContent = 'Niveau de difficulté ' + difficultyLevel;
			} else if (currentLanguage === 'es') {
				difficultyTextContent = 'Nivel de dificultad ' + difficultyLevel;
			} else if (currentLanguage === 'tr') {
				difficultyTextContent = 'Zorluk seviyesi ' + difficultyLevel;
			}
			var difficultyText = new Text2(difficultyTextContent, {
				size: 120,
				fill: 0xFFFF00,
				align: 'center',
				font: 'Impact'
			});
			difficultyText.anchor.set(0.5, 0.5);
			difficultyText.x = WORLD_WIDTH / 2;
			difficultyText.y = WORLD_HEIGHT / 2 - 200;
			difficultyText.alpha = 0;
			game.addChild(difficultyText);
			// Animate difficulty notification
			tween(difficultyText, {
				alpha: 1,
				scaleX: 1.2,
				scaleY: 1.2
			}, {
				duration: 500,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					// Hold for 2 seconds then fade out
					LK.setTimeout(function () {
						tween(difficultyText, {
							alpha: 0,
							scaleX: 0.8,
							scaleY: 0.8
						}, {
							duration: 500,
							easing: tween.easeIn,
							onFinish: function onFinish() {
								if (difficultyText.parent) {
									difficultyText.parent.removeChild(difficultyText);
								}
							}
						});
					}, 2000);
				}
			});
		}
		// Give money reward
		if (giveMoney) {
			var scoreIncrement = Math.min(Math.floor(totalEnemiesKilled / 50) * 2, 20); // Cap at 20 (10 applications * 2)
			var moneyEarned = self.moneyReward + scoreIncrement;
			LK.setScore(LK.getScore() + moneyEarned);
			// --- Ava: Also increment finalScore by 1 for each enemy killed (not spent) ---
			finalScore += 1;
			updateFinalScoreDisplay && updateFinalScoreDisplay();
			updateScoreDisplay();
			var moneyNumber = new Text2('$' + self.moneyReward.toString(), {
				size: 110,
				fill: 0x00FF00,
				align: 'center',
				font: 'Impact'
			});
			moneyNumber.anchor.set(0.5, 0.5);
			moneyNumber.x = self.x + (Math.random() - 0.5) * 50;
			moneyNumber.y = self.y + 40;
			game.addChild(moneyNumber);
			tween(moneyNumber, {
				y: moneyNumber.y + 150,
				scaleX: 1.4,
				scaleY: 1.4
			}, {
				duration: 1500,
				easing: tween.easeOut
			});
			LK.setTimeout(function () {
				if (moneyNumber.parent) {
					game.removeChild(moneyNumber);
				}
			}, 1500);
		}
	};
	// Status effect methods
	self.applyBurn = function () {
		if (self.burnStacks < 10) {
			self.burnStacks++;
		}
		var currentTime = LK.ticks * (1000 / 60);
		self.burnStartTime = currentTime;
		self.burnPausedTime = null;
		tween(self.graphic, {
			tint: 0xFF4500
		}, {
			duration: 200,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(self.graphic, {
					tint: 0xFFFFFF
				}, {
					duration: 200,
					easing: tween.easeIn
				});
			}
		});
	};
	self.applyFireTowerBurn = function () {
		if (self.fireTowerBurnStacks < 10) {
			self.fireTowerBurnStacks++;
		}
		var currentTime = LK.ticks * (1000 / 60);
		self.fireTowerBurnStartTime = currentTime;
		self.fireTowerBurnPausedTime = null;
		tween(self.graphic, {
			tint: 0xFF2500 // More intense orange-red tint for fire tower burn
		}, {
			duration: 200,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(self.graphic, {
					tint: 0xFFFFFF // Back to white
				}, {
					duration: 200,
					easing: tween.easeIn
				});
			}
		});
		// Add visual effect for direct damage
		LK.effects.flashObject(self.graphic, 0xFF4500, 100); // Flash orange-red for direct hit
	};
	self.applyFreeze = function () {
		if (self.isFullyFrozen) {
			return;
		}
		if (self.freezeStacks < 3) {
			self.freezeStacks++;
		}
		var currentTime = LK.ticks * (1000 / 60);
		self.freezeStartTime = currentTime;
		self.speedY = self.originalSpeedY * 0.5;
		tween(self.graphic, {
			tint: 0x87CEEB
		}, {
			duration: 200,
			easing: tween.easeOut
		});
		if (self.freezeStacks >= 3) {
			var currentTime = LK.ticks * (1000 / 60);
			if (!freezeSoundCooldownActive || currentTime >= freezeSoundCooldownEndTime) {
				LK.getSound('icetresk').play();
				freezeSoundCooldownActive = true;
				freezeSoundCooldownEndTime = currentTime + 500;
			}
			self.isFullyFrozen = true;
			self.freezeStacks = 0;
			self.speedY = 0;
			self.freezeBlockEndTime = currentTime + 4000;
			self.iceBlock = LK.getAsset('Ice', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: 1.5,
				scaleY: 1.5
			});
			self.iceBlock.x = self.x;
			self.iceBlock.y = self.y;
			self.iceBlock.alpha = 0.6;
			game.addChild(self.iceBlock);
			tween(self.graphic, {
				tint: 0x4169E1
			}, {
				duration: 300,
				easing: tween.easeOut
			});
		}
	};
	return self;
});
// Legacy classes for backward compatibility
// Legacy FallingObject - now inherits from Enemy for backward compatibility
var FallingObject = Container.expand(function (assetId, initialHealth, fallSpeed, objectType) {
	var self = Container.call(this, config);
	var config = {
		assetId: assetId,
		health: initialHealth,
		speedY: fallSpeed,
		enemyCategory: objectType === 'meteor' ? 'meteor' : 'alien',
		weightClass: 'medium',
		moneyReward: objectType === 'meteor' ? 10 : 15,
		damageToCity: objectType === 'meteor' ? METEOR_DAMAGE_TO_CITY : ALIEN_DAMAGE_TO_CITY
	};
	self.takeDamage = function (damageAmount) {
		if (self.isDestroyed) {
			return;
		}
		if (damageAmount <= 0) {
			return;
		} // Ignore zero or negative damage
		// Check for critical hit
		var critChance = upgrades.critChance * 5; // 5% per level
		var isCritical = Math.random() * 100 < critChance;
		var finalDamage = damageAmount;
		if (isCritical) {
			finalDamage = damageAmount * 2; // Double damage
			LK.getSound('krit').play(); // Play critical hit sound
			// --- Ava: Spawn 3 zvezdakrit (star) particles flying out and shrinking on crit ---
			if (!game.particles) {
				game.particles = [];
			}
			for (var i = 0; i < 3; i++) {
				(function () {
					var angle = Math.random() * Math.PI * 2; // Fully random direction for each star
					var speed = 180 + Math.random() * 60; // px to move outward
					var scale = 0.7 + Math.random() * 0.4;
					var star = LK.getAsset('zvezdakrit', {
						anchorX: 0.5,
						anchorY: 0.5,
						scaleX: scale,
						scaleY: scale
					});
					star.x = self.x;
					star.y = self.y;
					star.alpha = 1;
					game.addChild(star);
					game.particles.push(star);
					var dx = Math.cos(angle) * speed;
					var dy = Math.sin(angle) * speed;
					tween(star, {
						x: star.x + dx,
						y: star.y + dy,
						scaleX: 0,
						scaleY: 0
						// No alpha change, only scale shrinks
					}, {
						duration: 1000,
						easing: tween.easeOut,
						onFinish: function (starRef) {
							return function () {
								if (starRef.parent) {
									starRef.parent.removeChild(starRef);
								}
								if (game.particles) {
									var idx = game.particles.indexOf(starRef);
									if (idx > -1) {
										game.particles.splice(idx, 1);
									}
								}
							};
						}(star)
					});
				})();
			}
		}
		self.health -= finalDamage;
		LK.effects.flashObject(self.graphic, 0xFF0000, 100); // Red flash on hit
		if (self.fireTowerBurnStacks > 0) {
			LK.effects.flashObject(self.graphic, 0xFF4500, 100); // Flash orange-red for direct hit
		} else {
			LK.effects.flashObject(self.graphic, 0xFF4500, 100); // Flash orange-red for direct hit even if no burn stacks
		}
		// Limit damage numbers to prevent accumulation
		if (!game.damageNumbers) {
			game.damageNumbers = [];
		}
		if (game.damageNumbers.length >= 20) {
			var oldDamageNumber = game.damageNumbers.shift();
			if (oldDamageNumber.parent) {
				game.removeChild(oldDamageNumber);
			}
		}
		// Create health bar if it doesn't exist
		if (!self.healthBarBg) {
			// Health bar background
			self.healthBarBg = self.attachAsset('enemy_health_bar_bg', {
				anchorX: 0.5,
				anchorY: 0.5
			});
			self.healthBarBg.y = -self.graphic.height * (self.graphic.scaleY || 1) / 2 - 20;
			// Health bar fill (red)
			self.healthBarFill = self.attachAsset('enemy_health_bar_fill', {
				anchorX: 0.0,
				anchorY: 0.5
			});
			self.healthBarFill.x = -self.healthBarBg.width / 2;
			self.healthBarFill.y = self.healthBarBg.y;
			// Damage preview fill (yellow)
			self.healthBarDamagePreview = self.attachAsset('enemy_health_bar_damage_preview', {
				anchorX: 0.0,
				anchorY: 0.5
			});
			self.healthBarDamagePreview.x = -self.healthBarBg.width / 2;
			self.healthBarDamagePreview.y = self.healthBarBg.y;
			self.healthBarDamagePreview.width = 0;
			self.healthBarDamagePreview.alpha = 0;
		}
		// Health bar visual update method - same as Enemy class
		self.updateHealthBarVisual = function () {
			if (!self.healthBarFill || !self.healthBarBg || !self.healthBarDamagePreview) {
				return;
			}
			var healthPercentage = Math.max(0, self.health) / self.maxHealth;
			var targetFillWidth = self.healthBarBg.width * healthPercentage;
			var currentRedBarWidth = self.healthBarFill.width;
			var damageEffectVisualWidth = currentRedBarWidth - targetFillWidth;
			// Stop any ongoing animations on these elements
			tween.stop(self.healthBarFill);
			tween.stop(self.healthBarDamagePreview);
			// If a previous yellow bar is still animating, remove it immediately (merge with new damage)
			self.healthBarDamagePreview.alpha = 0;
			self.healthBarDamagePreview.width = 0;
			if (damageEffectVisualWidth <= 0) {
				// No damage or health increased, just set the width directly
				self.healthBarFill.width = targetFillWidth;
				self.healthBarDamagePreview.alpha = 0;
				self.healthBarDamagePreview.width = 0;
				return;
			}
			// Setup the yellow damage preview bar
			self.healthBarDamagePreview.alpha = 1;
			self.healthBarDamagePreview.width = damageEffectVisualWidth;
			// Position the yellow bar to cover the part of the health bar that is "lost"
			self.healthBarDamagePreview.x = self.healthBarFill.x + targetFillWidth;
			// Animate the red health bar shrinking
			tween(self.healthBarFill, {
				width: targetFillWidth
			}, {
				duration: 500,
				easing: tween.easeOut
			});
			// Animate the yellow bar shrinking from right to left
			tween(self.healthBarDamagePreview, {
				width: 0
			}, {
				duration: 500,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					self.healthBarDamagePreview.alpha = 0;
					self.healthBarDamagePreview.width = 0;
				}
			});
		};
		// Update health bar visual using same method as Enemy class
		if (self.healthBarBg) {
			self.updateHealthBarVisual();
		}
		// Add pulsing scale animation when hit
		tween.stop(self.graphic, {
			scaleX: true,
			scaleY: true
		}); // Stop any existing scale tweens
		tween(self.graphic, {
			scaleX: 1.3,
			scaleY: 1.3
		}, {
			duration: 150,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(self.graphic, {
					scaleX: 1,
					scaleY: 1
				}, {
					duration: 150,
					easing: tween.easeIn
				});
			}
		});
		if (self.health <= 0) {
			self.destroySelf();
		}
	};
	self.destroySelf = function (giveMoney) {
		if (giveMoney === undefined) {
			giveMoney = true;
		} // Default to giving money
		if (self.isDestroyed) {
			return;
		}
		// Store freeze state immediately for sound decision before any cleanup
		var wasFullyFrozen = self.isFullyFrozen === true;
		var hasIceBlock = self.iceBlock && self.iceBlock.parent;
		// Play different sound based on freeze state and asset type (check before any cleanup)
		if (wasFullyFrozen || hasIceBlock) {
			LK.getSound('Tresklda').play(); // Play ice crack sound when frozen
		} else if (self.assetId === 'gold') {
			LK.getSound('goldsound').play(); // Play gold sound for gold meteors
		} else if (self.assetId === 'Alien_1') {
			LK.getSound('alien_bum').play(); // Play alien death sound for alien_1
		} else {
			LK.getSound('Boom').play(); // Play normal explosion sound
		}
		self.isDestroyed = true;
		// Comprehensive tween cleanup - stop all tweens on this object and ALL its properties
		tween.stop(self);
		if (self.graphic) {
			tween.stop(self.graphic);
			// Stop specific property tweens that might be running
			tween.stop(self.graphic, {
				tint: true,
				scaleX: true,
				scaleY: true,
				alpha: true,
				rotation: true
			});
		}
		// Clean up health display completely
		if (self.healthDisplay) {
			tween.stop(self.healthDisplay);
			tween.stop(self.healthDisplay, {
				x: true,
				y: true,
				scaleX: true,
				scaleY: true,
				alpha: true
			});
			if (self.healthDisplay.parent) {
				self.healthDisplay.parent.removeChild(self.healthDisplay);
			}
			self.healthDisplay = null; // Remove reference
		}
		// Clean up health bar components
		if (self.healthBarBg) {
			tween.stop(self.healthBarBg);
			if (self.healthBarBg.parent) {
				self.healthBarBg.parent.removeChild(self.healthBarBg);
			}
			self.healthBarBg = null;
		}
		if (self.healthBarFill) {
			tween.stop(self.healthBarFill);
			if (self.healthBarFill.parent) {
				self.healthBarFill.parent.removeChild(self.healthBarFill);
			}
			self.healthBarFill = null;
		}
		if (self.healthBarDamagePreview) {
			tween.stop(self.healthBarDamagePreview);
			if (self.healthBarDamagePreview.parent) {
				self.healthBarDamagePreview.parent.removeChild(self.healthBarDamagePreview);
			}
			self.healthBarDamagePreview = null;
		}
		// Enhanced burn flames cleanup
		if (self.burnFlames) {
			for (var f = 0; f < self.burnFlames.length; f++) {
				var flame = self.burnFlames[f];
				if (flame) {
					// Stop all tweens on flame
					tween.stop(flame);
					tween.stop(flame, {
						alpha: true,
						scaleX: true,
						scaleY: true,
						x: true,
						y: true
					});
					if (flame.parent) {
						flame.parent.removeChild(flame);
					}
					// Clear flame references
					flame.offsetX = undefined;
					flame.offsetY = undefined;
				}
			}
			self.burnFlames = [];
		}
		// Clear burn-related properties to prevent memory leaks
		self.burnStacks = 0;
		self.burnStartTime = 0;
		self.lastBurnDamageTime = 0;
		self.burnPausedTime = null;
		// Enhanced fire tower burn flames cleanup
		if (self.fireTowerBurnFlames) {
			for (var ftf = 0; ftf < self.fireTowerBurnFlames.length; ftf++) {
				var fireTowerFlame = self.fireTowerBurnFlames[ftf];
				if (fireTowerFlame) {
					// Stop all tweens on fire tower flame
					tween.stop(fireTowerFlame);
					tween.stop(fireTowerFlame, {
						alpha: true,
						scaleX: true,
						scaleY: true,
						x: true,
						y: true
					});
					if (fireTowerFlame.parent) {
						fireTowerFlame.parent.removeChild(fireTowerFlame);
					}
					// Clear fire tower flame references
					fireTowerFlame.offsetX = undefined;
					fireTowerFlame.offsetY = undefined;
				}
			}
			self.fireTowerBurnFlames = [];
		}
		// Clear fire tower burn-related properties to prevent memory leaks
		self.fireTowerBurnStacks = 0;
		self.fireTowerBurnStartTime = 0;
		self.lastFireTowerBurnDamageTime = 0;
		self.fireTowerBurnPausedTime = null;
		// Clear freeze-related properties and cleanup
		self.freezeStacks = 0;
		self.freezeStartTime = 0;
		self.freezePausedTime = null;
		self.isFullyFrozen = false;
		self.freezeBlockEndTime = 0;
		if (self.iceBlock) {
			tween.stop(self.iceBlock);
			if (self.iceBlock.parent) {
				self.iceBlock.parent.removeChild(self.iceBlock);
			}
			self.iceBlock = null;
		}
		// Remove ice block from game if it still exists (defensive for persistent visuals)
		if (game && game.children && game.children.length) {
			for (var i = game.children.length - 1; i >= 0; i--) {
				var child = game.children[i];
				if (child && child === self.iceBlock) {
					game.removeChild(child);
				}
			}
		}
		// Clean up object's snowflake particles
		if (self.snowflakeParticles) {
			for (var sf = 0; sf < self.snowflakeParticles.length; sf++) {
				var snowflake = self.snowflakeParticles[sf];
				if (snowflake) {
					tween.stop(snowflake);
					if (snowflake.parent) {
						snowflake.parent.removeChild(snowflake);
					}
				}
			}
			self.snowflakeParticles = [];
		}
		// Clean up wings for alien_1
		if (self.wings) {
			tween.stop(self.wings);
			if (self.wings.parent) {
				self.wings.parent.removeChild(self.wings);
			}
			self.wings = null;
		}
		// Create ice particles if object was frozen
		if (wasFullyFrozen || hasIceBlock) {
			// Limit ice fragment creation to prevent excessive memory usage
			var maxIceFragments = Math.min(3 + Math.floor(Math.random() * 4), 6); // Cap at 6 ice fragments
			var iceFragmentCount = game.particles ? Math.min(maxIceFragments, Math.max(0, 50 - game.particles.length)) : maxIceFragments;
			for (var ip = 0; ip < iceFragmentCount; ip++) {
				var randomIceScale = 0.4 + Math.random() * 0.8; // Random scale between 0.4 and 1.2
				var iceFragment = LK.getAsset('ldinki', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: randomIceScale,
					scaleY: randomIceScale
				});
				iceFragment.x = self.x;
				iceFragment.y = self.y;
				iceFragment.alpha = 0.7; // Make ice particles semi-transparent
				game.addChild(iceFragment);
				// Track ice fragment in particles array for cleanup
				if (!game.particles) {
					game.particles = [];
				}
				game.particles.push(iceFragment);
				// Random direction and speed for each ice fragment
				var iceAngle = Math.random() * Math.PI * 2;
				var iceSpeed = 80 + Math.random() * 120; // Random speed between 80-200
				var iceVelocityX = Math.cos(iceAngle) * iceSpeed;
				var iceVelocityY = Math.sin(iceAngle) * iceSpeed;
				// Random rotation speed and direction for each ice fragment (slower rotation)
				var iceRotationSpeed = 0.01 + Math.random() * 0.03; // Random rotation speed between 0.01 and 0.04 radians per frame
				var iceRotationDirection = Math.random() < 0.5 ? 1 : -1; // Random direction (clockwise or counterclockwise)
				var iceTotalRotation = iceRotationSpeed * iceRotationDirection * 120; // Total rotation over 2 seconds (120 frames at 60fps)
				// Animate ice fragment movement, rotation, and scale down over 2 seconds
				tween(iceFragment, {
					x: iceFragment.x + iceVelocityX,
					y: iceFragment.y + iceVelocityY,
					scaleX: 0,
					scaleY: 0,
					rotation: iceFragment.rotation + iceTotalRotation
				}, {
					duration: 2000,
					easing: tween.easeOut,
					onFinish: function (iceFragmentRef) {
						return function onFinish() {
							if (iceFragmentRef.parent) {
								iceFragmentRef.parent.removeChild(iceFragmentRef);
							}
							// Remove from particles tracking array
							if (game.particles) {
								var iceFragIndex = game.particles.indexOf(iceFragmentRef);
								if (iceFragIndex > -1) {
									game.particles.splice(iceFragIndex, 1);
								}
							}
						};
					}(iceFragment)
				});
			}
		} else {
			// Create normal fragments for non-frozen objects
			// Limit fragment creation to prevent excessive memory usage
			var maxFragments, fragmentCount;
			if (self.assetId === 'gold') {
				// Special handling for gold meteors - maximum 3 particles
				maxFragments = Math.min(1 + Math.floor(Math.random() * 3), 3); // 1-3 fragments, cap at 3
			} else if (self.assetId === 'Alien_1') {
				// Special handling for alien_1 - maximum 3 kaplya fragments
				maxFragments = Math.min(Math.floor(Math.random() * 3) + 1, 3); // 1-3 fragments, strictly capped at 3
			} else {
				maxFragments = Math.min(3 + Math.floor(Math.random() * 4), 6); // Cap at 6 fragments for others
			}
			fragmentCount = game.particles ? Math.min(maxFragments, Math.max(0, 50 - game.particles.length)) : maxFragments;
			for (var p = 0; p < fragmentCount; p++) {
				var randomScale;
				if (self.assetId === 'gold') {
					// Smaller scale for gold meteor particles
					randomScale = 0.2 + Math.random() * 0.4; // Random scale between 0.2 and 0.6 (smaller)
				} else {
					randomScale = 0.4 + Math.random() * 0.8; // Random scale between 0.4 and 1.2 for others
				}
				// Use gold asset for gold meteors, kaplya for alien_1, kusok for others
				var fragmentAssetId;
				if (self.assetId === 'gold') {
					fragmentAssetId = 'gold';
				} else if (self.assetId === 'Alien_1') {
					fragmentAssetId = 'kaplya';
				} else {
					fragmentAssetId = 'kusok';
				}
				var fragmentParticle = LK.getAsset(fragmentAssetId, {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: randomScale,
					scaleY: randomScale
				});
				fragmentParticle.x = self.x;
				fragmentParticle.y = self.y;
				game.addChild(fragmentParticle);
				// Track fragment in particles array for cleanup
				if (!game.particles) {
					game.particles = [];
				}
				game.particles.push(fragmentParticle);
				// Random direction and speed for each fragment
				var angle = Math.random() * Math.PI * 2;
				var speed = 80 + Math.random() * 120; // Random speed between 80-200
				var velocityX = Math.cos(angle) * speed;
				var velocityY = Math.sin(angle) * speed;
				// Different behavior for kaplya (alien blood splashes) vs other fragments
				if (self.assetId === 'Alien_1') {
					// Kaplya behaves like splashes - scatter then stop and shrink smoothly, total 1 second duration
					var scatterDistance = speed * 0.4; // How far they scatter (reduced from 0.8 to 0.4)
					var scatterX = fragmentParticle.x + Math.cos(angle) * scatterDistance;
					var scatterY = fragmentParticle.y + Math.sin(angle) * scatterDistance;
					// First phase: scatter to final position (no rotation for splashes)
					tween(fragmentParticle, {
						x: scatterX,
						y: scatterY
					}, {
						duration: 200,
						easing: tween.easeOut,
						onFinish: function (fragmentRef) {
							return function onFinish() {
								// Second phase: pause briefly then smoothly shrink
								LK.setTimeout(function () {
									if (fragmentRef.parent) {
										tween(fragmentRef, {
											scaleX: 0,
											scaleY: 0
										}, {
											duration: 600,
											easing: tween.easeIn,
											onFinish: function onFinish() {
												if (fragmentRef.parent) {
													fragmentRef.parent.removeChild(fragmentRef);
												}
												// Remove from particles tracking array
												if (game.particles) {
													var fragIndex = game.particles.indexOf(fragmentRef);
													if (fragIndex > -1) {
														game.particles.splice(fragIndex, 1);
													}
												}
											}
										});
									}
								}, 200); // Brief pause before shrinking (200ms) for total 1000ms
							};
						}(fragmentParticle)
					});
				} else {
					// Other fragments (kusok, gold) keep original rotating behavior
					var rotationSpeed = 0.01 + Math.random() * 0.03; // Random rotation speed between 0.01 and 0.04 radians per frame
					var rotationDirection = Math.random() < 0.5 ? 1 : -1; // Random direction (clockwise or counterclockwise)
					var totalRotation = rotationSpeed * rotationDirection * 120; // Total rotation over 2 seconds (120 frames at 60fps)
					// Animate fragment movement, rotation, and scale down over 2 seconds
					tween(fragmentParticle, {
						x: fragmentParticle.x + velocityX,
						y: fragmentParticle.y + velocityY,
						scaleX: 0,
						scaleY: 0,
						rotation: fragmentParticle.rotation + totalRotation
					}, {
						duration: 2000,
						easing: tween.easeOut,
						onFinish: function (fragmentRef) {
							return function onFinish() {
								if (fragmentRef.parent) {
									fragmentRef.parent.removeChild(fragmentRef);
								}
								// Remove from particles tracking array
								if (game.particles) {
									var fragIndex = game.particles.indexOf(fragmentRef);
									if (fragIndex > -1) {
										game.particles.splice(fragIndex, 1);
									}
								}
							};
						}(fragmentParticle)
					});
				}
			}
		}
		// Add a small particle explosion or shrink effect with proper cleanup
		if (tween && self.graphic) {
			// Stop ALL ongoing tweens on this graphic specifically
			tween.stop(self.graphic);
			tween.stop(self.graphic, {
				scaleX: true,
				scaleY: true,
				alpha: true,
				tint: true,
				rotation: true
			});
			tween(self.graphic, {
				scaleX: 0.1,
				scaleY: 0.1,
				alpha: 0
			}, {
				duration: 200,
				onFinish: function (selfRef) {
					return function onFinish() {
						// Final cleanup - remove any remaining references
						if (selfRef.graphic) {
							tween.stop(selfRef.graphic);
							selfRef.graphic = null;
						}
						// Actual removal from game will be handled in game.update
					};
				}(self)
			});
		}
		// Sound already played at beginning of method
		// Special behavior for meteorgold - spawn 3 gold meteors
		// Check if this object uses the meteorgold asset by checking the stored assetId
		var isMeteorGold = self.assetId === 'meteorgold';
		if (giveMoney && isMeteorGold) {
			// Store position before any destruction occurs
			var spawnX = self.x;
			var spawnY = self.y;
			// Spawn 3 gold meteors at this location with spreading movement
			for (var gm = 0; gm < 3; gm++) {
				(function (goldIndex, posX, posY) {
					LK.setTimeout(function () {
						// Create gold meteor directly here instead of calling spawnGoldMeteor
						var goldMeteor = new FallingObject('gold', ALIEN_HEALTH, METEOR_SPEED, 'meteor');
						goldMeteor.moneyReward = 8; // Gold meteor gives 8$
						// Position all gold meteors at the same spawn location initially
						goldMeteor.x = posX;
						goldMeteor.y = posY;
						// Generate random spread direction for each meteor
						var spreadAngle = Math.random() * Math.PI * 2; // Random angle in full circle
						var spreadDistance = 150 + Math.random() * 100; // Distance to spread (150-250 pixels)
						var targetSpreadX = posX + Math.cos(spreadAngle) * spreadDistance;
						var targetSpreadY = posY + Math.sin(spreadAngle) * spreadDistance;
						// Clamp spread target to screen bounds
						targetSpreadX = Math.max(50, Math.min(WORLD_WIDTH - 50, targetSpreadX));
						targetSpreadY = Math.max(-50, Math.min(posY + 100, targetSpreadY)); // Don't spread too far down
						// Stop normal falling movement initially
						goldMeteor.speedY = 0;
						goldMeteor.isSpreadingPhase = true; // Flag to track spreading phase
						goldMeteor.normalFallSpeed = METEOR_SPEED; // Store normal fall speed
						fallingObjects.push(goldMeteor);
						game.addChild(goldMeteor);
						// Start spreading movement for 1 second
						tween(goldMeteor, {
							x: targetSpreadX,
							y: targetSpreadY
						}, {
							duration: 1000,
							// 1 second spreading phase
							easing: tween.easeOut,
							onFinish: function onFinish() {
								// After spreading, start normal falling
								goldMeteor.isSpreadingPhase = false;
								goldMeteor.speedY = goldMeteor.normalFallSpeed;
							}
						});
					}, goldIndex * 100); // Slight delay between spawns
				})(gm, spawnX, spawnY);
			}
		}
		// Track enemy kill for health scaling
		totalEnemiesKilled++;
		onEnemyKilledForMeteorEvent();
		// New scaling: every 75 kills increases increment by +0.1 every 150 kills
		var increases = Math.floor(totalEnemiesKilled / 75);
		var increment = 0.3 + Math.floor(totalEnemiesKilled / 150) * 0.1;
		var newMultiplier = 1.0 + increases * increment;
		if (newMultiplier > currentHealthMultiplier) {
			currentHealthMultiplier = newMultiplier;
			// Show difficulty level notification
			var difficultyLevel = increases + 1; // Level starts at 1
			// Use current language for difficulty notification
			var difficultyTextContent = 'Difficulty Level ' + difficultyLevel;
			if (currentLanguage === 'ru') {
				difficultyTextContent = 'Уровень сложности ' + difficultyLevel;
			} else if (currentLanguage === 'de') {
				difficultyTextContent = 'Schwierigkeitsgrad ' + difficultyLevel;
			} else if (currentLanguage === 'fr') {
				difficultyTextContent = 'Niveau de difficulté ' + difficultyLevel;
			} else if (currentLanguage === 'es') {
				difficultyTextContent = 'Nivel de dificultad ' + difficultyLevel;
			} else if (currentLanguage === 'tr') {
				difficultyTextContent = 'Zorluk seviyesi ' + difficultyLevel;
			}
			var difficultyText = new Text2(difficultyTextContent, {
				size: 120,
				fill: 0xFFFF00,
				align: 'center',
				font: 'Impact'
			});
			difficultyText.anchor.set(0.5, 0.5);
			difficultyText.x = WORLD_WIDTH / 2;
			difficultyText.y = WORLD_HEIGHT / 2 - 200;
			difficultyText.alpha = 0;
			game.addChild(difficultyText);
			// Animate difficulty notification
			tween(difficultyText, {
				alpha: 1,
				scaleX: 1.2,
				scaleY: 1.2
			}, {
				duration: 500,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					// Hold for 2 seconds then fade out
					LK.setTimeout(function () {
						tween(difficultyText, {
							alpha: 0,
							scaleX: 0.8,
							scaleY: 0.8
						}, {
							duration: 500,
							easing: tween.easeIn,
							onFinish: function onFinish() {
								if (difficultyText.parent) {
									difficultyText.parent.removeChild(difficultyText);
								}
							}
						});
					}, 2000);
				}
			});
		}
		// Give money reward
		if (giveMoney) {
			// Use the moneyReward property set in the constructor
			var scoreIncrement;
			if (self.assetId === 'gold') {
				scoreIncrement = Math.min(Math.floor(totalEnemiesKilled / 50) * 2, 40); // Cap at 40 for gold meteors
			} else {
				scoreIncrement = Math.min(Math.floor(totalEnemiesKilled / 50) * 2, 20); // Cap at 20 for others
			}
			var moneyEarned = self.moneyReward + scoreIncrement;
			LK.setScore(LK.getScore() + moneyEarned);
			// --- Ava: Also increment finalScore by 1 for each enemy killed (not spent) ---
			finalScore += 1;
			updateFinalScoreDisplay && updateFinalScoreDisplay();
			updateScoreDisplay();
			// Create floating money number display
			var moneyNumber = new Text2('$' + moneyEarned.toString(), {
				size: 80,
				fill: 0x00FF00,
				align: 'center',
				font: 'Impact'
			});
			moneyNumber.anchor.set(0.5, 0.5);
			moneyNumber.x = self.x + (Math.random() - 0.5) * 50; // Slight random offset
			moneyNumber.y = self.y + 40;
			game.addChild(moneyNumber);
			// Animate money number floating down without fading out
			tween(moneyNumber, {
				y: moneyNumber.y + 150,
				scaleX: 1.4,
				scaleY: 1.4
			}, {
				duration: 1500,
				easing: tween.easeOut
			});
			// Remove money number after timeout
			LK.setTimeout(function () {
				if (moneyNumber.parent) {
					game.removeChild(moneyNumber);
				}
			}, 1500);
		}
	};
	// Define update method on prototype so it can be called by subclasses
	self.updateParent = function () {
		if (self.isDestroyed) {
			return;
		}
		// Pause all movement and effects when upgrades or shop popup is open
		if (upgradesPopup || controlsPopup || shopPopup) {
			// Store the time when the game was paused
			if (!self._pauseTime) {
				self._pauseTime = LK.ticks * (1000 / 60);
			}
			return;
		}
		// If the game was paused and is now resumed, adjust the effect timers
		if (self._pauseTime) {
			var pauseDuration = LK.ticks * (1000 / 60) - self._pauseTime;
			// Adjust relevant timers by the pause duration
			self.burnStartTime += pauseDuration;
			self.lastBurnDamageTime += pauseDuration;
			self.freezeStartTime += pauseDuration;
			self.freezeBlockEndTime += pauseDuration;
			self.fireTowerBurnStartTime += pauseDuration;
			self.lastFireTowerBurnDamageTime += pauseDuration;
			// Adjust alien_1 zigzag timer if present
			if (self.lastZigzagTime !== undefined) {
				self.lastZigzagTime += pauseDuration;
			}
			self._pauseTime = null; // Reset pause time
		}
		// Only apply normal falling movement if not in spreading phase
		if (!self.isSpreadingPhase) {
			self.y += self.speedY * 1.04; // 0.65 * 1.6 = 1.04
		}
		// Add zigzag movement for alien_1
		if (self.assetId === 'Alien_1') {
			// Initialize zigzag properties if not set
			if (self.zigzagDirection === undefined) {
				self.zigzagDirection = Math.random() < 0.5 ? -1 : 1; // Random initial direction
				self.zigzagDistance = 200 + Math.random() * 100; // Distance to move (200-300 pixels) - much larger
				self.zigzagInterval = 1000; // Change direction every 1000ms (1 second)
				self.lastZigzagTime = LK.ticks * (1000 / 60);
				self.isZigzagging = false;
				self.zigzagStartX = self.x;
			}
			// Update zigzag movement - but only if not fully frozen in ice block
			var currentTime = LK.ticks * (1000 / 60);
			if (currentTime - self.lastZigzagTime >= self.zigzagInterval && !self.isZigzagging && !self.isFullyFrozen) {
				// Start new zigzag movement
				self.isZigzagging = true;
				self.zigzagStartX = self.x;
				self.zigzagDirection *= -1; // Change direction
				self.lastZigzagTime = currentTime;
				// Add small random variation to interval and distance for more organic movement
				var baseInterval = 800 + Math.random() * 400; // 0.8-1.2 seconds - slower than before
				var baseDistance = 600 + Math.random() * 300; // 600-900 pixels - even larger zigzag
				// Apply freeze slowdown if partially frozen
				if (self.freezeStacks > 0) {
					self.zigzagInterval = baseInterval * 2; // Double the time (slower zigzag)
					self.zigzagDistance = baseDistance * 0.5; // Half the distance (smaller zigzag)
				} else {
					self.zigzagInterval = baseInterval;
					self.zigzagDistance = baseDistance;
				}
				// Calculate target position
				var targetX = self.zigzagStartX + self.zigzagDirection * self.zigzagDistance;
				// Keep target within screen bounds
				targetX = Math.max(50, Math.min(WORLD_WIDTH - 50, targetX));
				// If target would be out of bounds, reverse direction
				if (targetX <= 50 || targetX >= WORLD_WIDTH - 50) {
					self.zigzagDirection *= -1;
					targetX = self.zigzagStartX + self.zigzagDirection * self.zigzagDistance;
					targetX = Math.max(50, Math.min(WORLD_WIDTH - 50, targetX));
				}
				// Animate smooth zigzag movement using tween
				tween(self, {
					x: targetX
				}, {
					duration: self.zigzagInterval,
					easing: tween.easeInOut,
					onFinish: function onFinish() {
						self.isZigzagging = false;
					}
				});
			}
		}
		// Rotate meteor around its own axis (pause rotation if frozen)
		// Don't rotate alien_1 enemies
		if (self.graphic && !self.isFullyFrozen && self.assetId !== 'Alien_1') {
			self.graphic.rotation += self.rotationSpeed * self.rotationDirection;
		}
		// Create health bar if it doesn't exist
		if (!self.healthBarBg) {
			// Health bar background
			self.healthBarBg = self.attachAsset('enemy_health_bar_bg', {
				anchorX: 0.5,
				anchorY: 0.5
			});
			self.healthBarBg.y = -self.graphic.height * (self.graphic.scaleY || 1) / 2 - 20;
			// Health bar fill (red)
			self.healthBarFill = self.attachAsset('enemy_health_bar_fill', {
				anchorX: 0.0,
				anchorY: 0.5
			});
			self.healthBarFill.x = -self.healthBarBg.width / 2;
			self.healthBarFill.y = self.healthBarBg.y;
			// Damage preview fill (yellow)
			self.healthBarDamagePreview = self.attachAsset('enemy_health_bar_damage_preview', {
				anchorX: 0.0,
				anchorY: 0.5
			});
			self.healthBarDamagePreview.x = -self.healthBarBg.width / 2;
			self.healthBarDamagePreview.y = self.healthBarBg.y;
			self.healthBarDamagePreview.width = 0;
			self.healthBarDamagePreview.alpha = 0;
		}
		// Update health bar position and visibility
		if (self.healthBarBg) {
			self.healthBarBg.y = -self.graphic.height * (self.graphic.scaleY || 1) / 2 - 20;
			self.healthBarFill.y = self.healthBarBg.y;
			self.healthBarDamagePreview.y = self.healthBarBg.y;
			// Hide health bar if at full health
			if (self.health >= self.maxHealth) {
				self.healthBarBg.visible = false;
				self.healthBarFill.visible = false;
				self.healthBarDamagePreview.visible = false;
			} else {
				self.healthBarBg.visible = true;
				self.healthBarFill.visible = true;
				self.healthBarDamagePreview.visible = true;
			}
		}
		// Process freeze effect
		var currentTime = LK.ticks * (1000 / 60);
		// Handle freeze mechanics
		if (self.isFullyFrozen) {
			// If upgrades popup is open, pause the freeze timer by extending the block end time
			if (upgradesPopup && !self.freezePausedTime) {
				self.freezePausedTime = currentTime;
			} else if (!upgradesPopup && self.freezePausedTime) {
				// Resume freeze timer by adjusting block end time
				var pauseDuration = currentTime - self.freezePausedTime;
				self.freezeBlockEndTime += pauseDuration;
				self.freezePausedTime = null;
			}
			// Update ice block position
			if (self.iceBlock) {
				self.iceBlock.x = self.x;
				self.iceBlock.y = self.y;
			}
			// Check if freeze block duration expired (only if upgrades popup is not open)
			if (!upgradesPopup && currentTime >= self.freezeBlockEndTime) {
				self.isFullyFrozen = false;
				self.speedY = self.originalSpeedY; // Restore normal speed
				// Remove ice block
				if (self.iceBlock && self.iceBlock.parent) {
					game.removeChild(self.iceBlock);
					self.iceBlock = null;
				}
				// Restore normal tint
				tween(self.graphic, {
					tint: 0xFFFFFF
				}, {
					duration: 300,
					easing: tween.easeOut
				});
			}
		} else if (self.freezeStacks > 0) {
			// If upgrades popup is open, pause the freeze timer by extending the start time
			if (upgradesPopup && !self.freezePausedTime) {
				self.freezePausedTime = currentTime;
			} else if (!upgradesPopup && self.freezePausedTime) {
				// Resume freeze timer by adjusting start time
				var pauseDuration = currentTime - self.freezePausedTime;
				self.freezeStartTime += pauseDuration;
				self.freezePausedTime = null;
			}
			// Handle partial freeze (50% slowdown and blue tint) - only if upgrades popup is not open
			if (!upgradesPopup && currentTime - self.freezeStartTime >= 4000) {
				// Freeze stacks expired
				self.freezeStacks = 0;
				self.speedY = self.originalSpeedY; // Restore normal speed
				// Restore normal tint when freeze expires
				tween(self.graphic, {
					tint: 0xFFFFFF
				}, {
					duration: 300,
					easing: tween.easeOut
				});
			}
		}
		// Create and manage snowflake particles for frozen targets (both partially frozen and fully frozen)
		if (self.freezeStacks > 0 || self.isFullyFrozen) {
			// Initialize snowflake particles array on the object if not exists
			if (!self.snowflakeParticles) {
				self.snowflakeParticles = [];
			}
			// Create new snowflakes periodically
			if (LK.ticks % 20 === 0 && self.snowflakeParticles.length < 8) {
				var snowflake = LK.getAsset('Sneg', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: 0.3 + Math.random() * 0.4,
					// Random scale between 0.3 and 0.7
					scaleY: 0.3 + Math.random() * 0.4
				});
				// Position snowflake around the frozen target and store relative offset
				var targetWidth = self.graphic.width * (self.graphic.scaleX || 1);
				var targetHeight = self.graphic.height * (self.graphic.scaleY || 1);
				// Store relative offset from object center
				snowflake.offsetX = (Math.random() - 0.5) * targetWidth * 1.2;
				snowflake.offsetY = (Math.random() - 0.5) * targetHeight * 1.2;
				// Set initial position
				snowflake.x = self.x + snowflake.offsetX;
				snowflake.y = self.y + snowflake.offsetY;
				snowflake.alpha = 1.0; // Non-transparent
				// Add gentle floating motion within small radius
				snowflake.floatAngle = Math.random() * Math.PI * 2;
				snowflake.floatSpeed = 2 + Math.random() * 3; // Very slow float speed
				game.addChild(snowflake);
				self.snowflakeParticles.push(snowflake);
				// Add melting/fading cycle animation
				var meltDelay = Math.random() * 1000;
				LK.setTimeout(function (flakeRef) {
					return function () {
						var _meltCycle = function _meltCycle() {
							if (flakeRef.parent) {
								// Start melting/fading
								tween(flakeRef, {
									alpha: 0,
									scaleX: flakeRef.scaleX * 0.3,
									scaleY: flakeRef.scaleY * 0.3
								}, {
									duration: 800 + Math.random() * 600,
									easing: tween.easeOut,
									onFinish: function onFinish() {
										// Immediately reappear at full opacity
										flakeRef.alpha = 1.0; // Non-transparent
										flakeRef.scaleX = 0.8 + Math.random() * 0.6;
										flakeRef.scaleY = flakeRef.scaleX;
										// Wait before next melt cycle
										LK.setTimeout(_meltCycle, 200 + Math.random() * 400);
									}
								});
							}
						};
						_meltCycle();
					};
				}(snowflake), meltDelay);
			}
			// Update positions of existing snowflakes to follow the object with gentle floating
			for (var sf = 0; sf < self.snowflakeParticles.length; sf++) {
				var snowflake = self.snowflakeParticles[sf];
				if (snowflake.parent && snowflake.offsetX !== undefined && snowflake.offsetY !== undefined) {
					// Update floating motion
					snowflake.floatAngle += 0.02 + Math.random() * 0.01; // Slow rotation of float pattern
					var floatX = Math.cos(snowflake.floatAngle) * snowflake.floatSpeed;
					var floatY = Math.sin(snowflake.floatAngle) * snowflake.floatSpeed;
					// Update position to follow object with gentle floating motion
					snowflake.x = self.x + snowflake.offsetX + floatX;
					snowflake.y = self.y + snowflake.offsetY + floatY;
				}
			}
		} else {
			// Clean up snowflakes when freeze ends
			if (self.snowflakeParticles) {
				for (var sf = 0; sf < self.snowflakeParticles.length; sf++) {
					var snowflake = self.snowflakeParticles[sf];
					if (snowflake.parent) {
						// Fade out and remove
						tween(snowflake, {
							alpha: 0,
							scaleX: 0,
							scaleY: 0
						}, {
							duration: 500,
							easing: tween.easeOut,
							onFinish: function (flakeRef) {
								return function () {
									if (flakeRef.parent) {
										flakeRef.parent.removeChild(flakeRef);
									}
								};
							}(snowflake)
						});
					}
				}
				self.snowflakeParticles = [];
			}
		}
		// Process burning effect
		if (self.burnStacks > 0) {
			// If upgrades popup is open, pause the burn timer by extending the start time
			if (upgradesPopup && !self.burnPausedTime) {
				self.burnPausedTime = currentTime;
			} else if (!upgradesPopup && self.burnPausedTime) {
				// Resume burn timer by adjusting start time
				var pauseDuration = currentTime - self.burnPausedTime;
				self.burnStartTime += pauseDuration;
				self.burnPausedTime = null;
			}
			// Update burn flame visuals based on stack count
			var requiredFlames = 0;
			if (self.burnStacks >= 1 && self.burnStacks <= 3) {
				requiredFlames = 1;
			} else if (self.burnStacks >= 4 && self.burnStacks <= 7) {
				requiredFlames = 2;
			} else if (self.burnStacks >= 8 && self.burnStacks <= 10) {
				requiredFlames = 3;
			}
			// Initialize burn flames array if not exists
			if (!self.burnFlames) {
				self.burnFlames = [];
			}
			// Add flames if we need more
			while (self.burnFlames.length < requiredFlames) {
				var flame = LK.getAsset('ogonek', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: 0.15,
					scaleY: 0.15
				});
				// Position flame randomly on the target and store relative offset
				var targetWidth = self.graphic.width * (self.graphic.scaleX || 1);
				var targetHeight = self.graphic.height * (self.graphic.scaleY || 1);
				flame.offsetX = (Math.random() - 0.5) * targetWidth * 0.8;
				flame.offsetY = (Math.random() - 0.5) * targetHeight * 0.8;
				flame.x = self.x + flame.offsetX;
				flame.y = self.y + flame.offsetY;
				game.addChild(flame);
				self.burnFlames.push(flame);
				// Add initial scale-up effect to show fire ignition
				tween(flame, {
					scaleX: 0.1,
					scaleY: 0.1
				}, {
					duration: 2000,
					easing: tween.easeOut
				});
				// Add pulsating animation to flame (original behavior)
				var pulseDelay = Math.random() * 500;
				LK.setTimeout(function (flameRef) {
					return function () {
						var _pulseFlame = function pulseFlame() {
							if (flameRef.parent) {
								// Animate flame pulsating scale
								tween(flameRef, {
									scaleX: 0.1 + Math.random() * 0.05,
									scaleY: 0.1 + Math.random() * 0.05
								}, {
									duration: 800 + Math.random() * 400,
									easing: tween.easeInOut,
									onFinish: function onFinish() {
										// Continue the pulsing cycle
										if (flameRef.parent) {
											LK.setTimeout(_pulseFlame, 300 + Math.random() * 500);
										}
									}
								});
							}
						};
						_pulseFlame();
					};
				}(flame), pulseDelay);
			}
			// Update positions of existing flames to follow the object
			for (var f = 0; f < self.burnFlames.length; f++) {
				var flame = self.burnFlames[f];
				if (flame.parent && flame.offsetX !== undefined && flame.offsetY !== undefined) {
					flame.x = self.x + flame.offsetX;
					flame.y = self.y + flame.offsetY;
				}
			}
			// Remove excess flames if we have too many
			while (self.burnFlames.length > requiredFlames) {
				var excessFlame = self.burnFlames.pop();
				if (excessFlame.parent) {
					game.removeChild(excessFlame);
				}
			}
			// Check if burn duration has expired (10 seconds = 10000ms) - only if upgrades popup is not open
			if (!upgradesPopup && currentTime - self.burnStartTime >= 10000) {
				self.burnStacks = 0;
				// Remove all burn flames when burn expires
				for (var f = 0; f < self.burnFlames.length; f++) {
					if (self.burnFlames[f].parent) {
						game.removeChild(self.burnFlames[f]);
					}
				}
				self.burnFlames = [];
			}
			// Apply burn damage every 0.5 seconds (only if there are active burn stacks and upgrades popup is not open)
			if (currentTime - self.lastBurnDamageTime >= 500 && self.burnStacks > 0 && !upgradesPopup) {
				var burnDamage = Math.floor(FIRE_DAMAGE * 0.2 * self.burnStacks); // 20% of actual fire damage per stack
				self.takeDamage(burnDamage);
				self.lastBurnDamageTime = currentTime;
				// Update health bar visual for burn damage
				if (self.healthBarBg) {
					self.updateHealthBarVisual();
				}
				// Check if object is destroyed by burn damage
				if (self.health <= 0) {
					self.destroySelf();
					return;
				}
			}
			// Process fire tower burning effect (independent from regular burn)
			if (self.fireTowerBurnStacks > 0) {
				// If upgrades popup is open, pause the fire tower burn timer by extending the start time
				if (upgradesPopup && !self.fireTowerBurnPausedTime) {
					self.fireTowerBurnPausedTime = currentTime;
				} else if (!upgradesPopup && self.fireTowerBurnPausedTime) {
					// Resume fire tower burn timer by adjusting start time
					var pauseDuration = currentTime - self.fireTowerBurnPausedTime;
					self.fireTowerBurnStartTime += pauseDuration;
					self.fireTowerBurnPausedTime = null;
				}
				// Update fire tower burn flame visuals based on stack count
				var requiredFireTowerFlames = 0;
				if (self.fireTowerBurnStacks >= 1 && self.fireTowerBurnStacks <= 3) {
					requiredFireTowerFlames = 1;
				} else if (self.fireTowerBurnStacks >= 4 && self.fireTowerBurnStacks <= 7) {
					requiredFireTowerFlames = 2;
				} else if (self.fireTowerBurnStacks >= 8 && self.fireTowerBurnStacks <= 10) {
					requiredFireTowerFlames = 3;
				}
				// Initialize fire tower burn flames array if not exists
				if (!self.fireTowerBurnFlames) {
					self.fireTowerBurnFlames = [];
				}
				// Add fire tower flames if we need more
				while (self.fireTowerBurnFlames.length < requiredFireTowerFlames) {
					var fireTowerFlame = LK.getAsset('ogonek', {
						anchorX: 0.5,
						anchorY: 0.5,
						scaleX: 0.15,
						scaleY: 0.15
					});
					// Position flame randomly on the target and store relative offset
					var targetWidth = self.graphic.width * (self.graphic.scaleX || 1);
					var targetHeight = self.graphic.height * (self.graphic.scaleY || 1);
					fireTowerFlame.offsetX = (Math.random() - 0.5) * targetWidth * 0.8;
					fireTowerFlame.offsetY = (Math.random() - 0.5) * targetHeight * 0.8;
					fireTowerFlame.x = self.x + fireTowerFlame.offsetX;
					fireTowerFlame.y = self.y + fireTowerFlame.offsetY;
					fireTowerFlame.tint = 0xFF2500; // More intense orange-red for fire tower burn
					game.addChild(fireTowerFlame);
					self.fireTowerBurnFlames.push(fireTowerFlame);
					// Add initial scale-up effect to show fire ignition
					tween(fireTowerFlame, {
						scaleX: 0.1,
						scaleY: 0.1
					}, {
						duration: 2000,
						easing: tween.easeOut
					});
					// Add pulsating animation to fire tower flame (original behavior)
					var pulseDelay = Math.random() * 500;
					LK.setTimeout(function (flameRef) {
						return function () {
							var _pulseFireTowerFlame = function pulseFireTowerFlame() {
								if (flameRef.parent) {
									// Animate flame pulsating scale
									tween(flameRef, {
										scaleX: 0.1 + Math.random() * 0.05,
										scaleY: 0.1 + Math.random() * 0.05
									}, {
										duration: 800 + Math.random() * 400,
										easing: tween.easeInOut,
										onFinish: function onFinish() {
											// Continue the pulsing cycle
											if (flameRef.parent) {
												LK.setTimeout(_pulseFireTowerFlame, 300 + Math.random() * 500);
											}
										}
									});
								}
							};
							_pulseFireTowerFlame();
						};
					}(fireTowerFlame), pulseDelay);
				}
				// Update positions of existing fire tower flames to follow the object
				for (var ftf = 0; ftf < self.fireTowerBurnFlames.length; ftf++) {
					var fireTowerFlame = self.fireTowerBurnFlames[ftf];
					if (fireTowerFlame.parent && fireTowerFlame.offsetX !== undefined && fireTowerFlame.offsetY !== undefined) {
						fireTowerFlame.x = self.x + fireTowerFlame.offsetX;
						fireTowerFlame.y = self.y + fireTowerFlame.offsetY;
					}
				}
				// Remove excess fire tower flames if we have too many
				while (self.fireTowerBurnFlames.length > requiredFireTowerFlames) {
					var excessFireTowerFlame = self.fireTowerBurnFlames.pop();
					if (excessFireTowerFlame.parent) {
						game.removeChild(excessFireTowerFlame);
					}
				}
				// Check if fire tower burn duration has expired (10 seconds = 10000ms) - only if upgrades popup is not open
				if (!upgradesPopup && currentTime - self.fireTowerBurnStartTime >= 10000) {
					self.fireTowerBurnStacks = 0;
					// Remove all fire tower burn flames when burn expires
					for (var ftf = 0; ftf < self.fireTowerBurnFlames.length; ftf++) {
						if (self.fireTowerBurnFlames[ftf].parent) {
							game.removeChild(self.fireTowerBurnFlames[ftf]);
						}
					}
					self.fireTowerBurnFlames = [];
				}
				// Apply fire tower burn damage every 1000ms (1 second) instead of 500ms
				if (currentTime - self.lastFireTowerBurnDamageTime >= 1000 && self.fireTowerBurnStacks > 0 && !upgradesPopup) {
					var fireTowerBurnDamage = Math.floor(50 * self.fireTowerBurnStacks); // 50 damage per stack (50% of 100 projectile damage)
					self.takeDamage(fireTowerBurnDamage);
					self.lastFireTowerBurnDamageTime = currentTime;
					// Update health bar visual for fire tower burn damage
					if (self.healthBarBg) {
						self.updateHealthBarVisual();
					}
					// Removed floating fire tower burn damage number text
					// Check if object is destroyed by fire tower burn damage
					if (self.health <= 0) {
						self.destroySelf();
						return;
					}
				}
			}
		} else {
			// Clean up regular burn flames when burn ends
			if (self.burnFlames) {
				for (var f = 0; f < self.burnFlames.length; f++) {
					if (self.burnFlames[f].parent) {
						game.removeChild(self.burnFlames[f]);
					}
				}
				self.burnFlames = [];
			}
		}
		// Process fire tower burning effect (independent from regular burn)
		if (self.fireTowerBurnStacks > 0) {
			// If upgrades popup is open, pause the fire tower burn timer by extending the start time
			if (upgradesPopup && !self.fireTowerBurnPausedTime) {
				self.fireTowerBurnPausedTime = currentTime;
			} else if (!upgradesPopup && self.fireTowerBurnPausedTime) {
				// Resume fire tower burn timer by adjusting start time
				var pauseDuration = currentTime - self.fireTowerBurnPausedTime;
				self.fireTowerBurnStartTime += pauseDuration;
				self.fireTowerBurnPausedTime = null;
			}
			// Update fire tower burn flame visuals based on stack count
			var requiredFireTowerFlames = 0;
			if (self.fireTowerBurnStacks >= 1 && self.fireTowerBurnStacks <= 3) {
				requiredFireTowerFlames = 1;
			} else if (self.fireTowerBurnStacks >= 4 && self.fireTowerBurnStacks <= 7) {
				requiredFireTowerFlames = 2;
			} else if (self.fireTowerBurnStacks >= 8 && self.fireTowerBurnStacks <= 10) {
				requiredFireTowerFlames = 3;
			}
			// Initialize fire tower burn flames array if not exists
			if (!self.fireTowerBurnFlames) {
				self.fireTowerBurnFlames = [];
			}
			// Add fire tower flames if we need more
			while (self.fireTowerBurnFlames.length < requiredFireTowerFlames) {
				var fireTowerFlame = LK.getAsset('ogonek', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: 0.15,
					scaleY: 0.15
				});
				// Position flame randomly on the target and store relative offset
				var targetWidth = self.graphic.width * (self.graphic.scaleX || 1);
				var targetHeight = self.graphic.height * (self.graphic.scaleY || 1);
				fireTowerFlame.offsetX = (Math.random() - 0.5) * targetWidth * 0.8;
				fireTowerFlame.offsetY = (Math.random() - 0.5) * targetHeight * 0.8;
				fireTowerFlame.x = self.x + fireTowerFlame.offsetX;
				fireTowerFlame.y = self.y + fireTowerFlame.offsetY;
				fireTowerFlame.tint = 0xFF2500; // More intense orange-red for fire tower burn
				game.addChild(fireTowerFlame);
				self.fireTowerBurnFlames.push(fireTowerFlame);
				// Add initial scale-up effect to show fire ignition
				tween(fireTowerFlame, {
					scaleX: 0.1,
					scaleY: 0.1
				}, {
					duration: 2000,
					easing: tween.easeOut
				});
				// Add pulsating animation to fire tower flame (original behavior)
				var pulseDelay = Math.random() * 500;
				LK.setTimeout(function (flameRef) {
					return function () {
						var _pulseFireTowerFlame = function pulseFireTowerFlame() {
							if (flameRef.parent) {
								// Animate flame pulsating scale
								tween(flameRef, {
									scaleX: 0.1 + Math.random() * 0.05,
									scaleY: 0.1 + Math.random() * 0.05
								}, {
									duration: 800 + Math.random() * 400,
									easing: tween.easeInOut,
									onFinish: function onFinish() {
										// Continue the pulsing cycle
										if (flameRef.parent) {
											LK.setTimeout(_pulseFireTowerFlame, 300 + Math.random() * 500);
										}
									}
								});
							}
						};
						_pulseFireTowerFlame();
					};
				}(fireTowerFlame), pulseDelay);
			}
			// Update positions of existing fire tower flames to follow the object
			for (var ftf = 0; ftf < self.fireTowerBurnFlames.length; ftf++) {
				var fireTowerFlame = self.fireTowerBurnFlames[ftf];
				if (fireTowerFlame.parent && fireTowerFlame.offsetX !== undefined && fireTowerFlame.offsetY !== undefined) {
					fireTowerFlame.x = self.x + fireTowerFlame.offsetX;
					fireTowerFlame.y = self.y + fireTowerFlame.offsetY;
				}
			}
			// Remove excess fire tower flames if we have too many
			while (self.fireTowerBurnFlames.length > requiredFireTowerFlames) {
				var excessFireTowerFlame = self.fireTowerBurnFlames.pop();
				if (excessFireTowerFlame.parent) {
					game.removeChild(excessFireTowerFlame);
				}
			}
			// Check if fire tower burn duration has expired (10 seconds = 10000ms) - only if upgrades popup is not open
			if (!upgradesPopup && currentTime - self.fireTowerBurnStartTime >= 10000) {
				self.fireTowerBurnStacks = 0;
				// Remove all fire tower burn flames when burn expires
				for (var ftf = 0; ftf < self.fireTowerBurnFlames.length; ftf++) {
					if (self.fireTowerBurnFlames[ftf].parent) {
						game.removeChild(self.fireTowerBurnFlames[ftf]);
					}
				}
				self.fireTowerBurnFlames = [];
			}
			// Apply fire tower burn damage every 1000ms (1 second) instead of 500ms
			if (currentTime - self.lastFireTowerBurnDamageTime >= 1000 && self.fireTowerBurnStacks > 0 && !upgradesPopup) {
				var fireTowerBurnDamage = Math.floor(50 * self.fireTowerBurnStacks); // 50 damage per stack (50% of 100 projectile damage)
				self.health -= fireTowerBurnDamage;
				self.lastFireTowerBurnDamageTime = currentTime;
				// Update health bar visual for fire tower burn damage
				if (self.healthBarBg) {
					self.updateHealthBarVisual();
				}
				// Check if object is destroyed by fire tower burn damage
				if (self.health <= 0) {
					self.destroySelf();
					return;
				}
			}
		} else {
			// Clean up fire tower burn flames when burn ends
			if (self.fireTowerBurnFlames) {
				for (var ftf = 0; ftf < self.fireTowerBurnFlames.length; ftf++) {
					if (self.fireTowerBurnFlames[ftf].parent) {
						game.removeChild(self.fireTowerBurnFlames[ftf]);
					}
				}
				self.fireTowerBurnFlames = [];
			}
		}
		// Health bar visual update method - same as Enemy class
		self.updateHealthBarVisual = function () {
			if (!self.healthBarFill || !self.healthBarBg || !self.healthBarDamagePreview) {
				return;
			}
			var healthPercentage = Math.max(0, self.health) / self.maxHealth;
			var targetFillWidth = self.healthBarBg.width * healthPercentage;
			var currentRedBarWidth = self.healthBarFill.width;
			var damageEffectVisualWidth = currentRedBarWidth - targetFillWidth;
			// Stop any ongoing animations on these elements
			tween.stop(self.healthBarFill);
			tween.stop(self.healthBarDamagePreview);
			if (damageEffectVisualWidth <= 0) {
				// No damage or health increased, just set the width directly
				self.healthBarFill.width = targetFillWidth;
				self.healthBarDamagePreview.alpha = 0;
				self.healthBarDamagePreview.width = 0;
				return;
			}
			// Setup the yellow damage preview bar
			self.healthBarDamagePreview.alpha = 1;
			self.healthBarDamagePreview.width = damageEffectVisualWidth;
			// Position the yellow bar to cover the part of the health bar that is "lost"
			self.healthBarDamagePreview.x = self.healthBarFill.x + targetFillWidth;
			// Animate the red health bar shrinking
			tween(self.healthBarFill, {
				width: targetFillWidth
			}, {
				duration: 500,
				easing: tween.easeOut
			});
			// Animate the yellow bar shrinking from right to left
			tween(self.healthBarDamagePreview, {
				width: 0
			}, {
				duration: 500,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					self.healthBarDamagePreview.alpha = 0;
					self.healthBarDamagePreview.width = 0;
				}
			});
		};
	};
	// Set the update method to call updateParent by default
	self.update = self.updateParent;
	// Add wings for alien_1 BEFORE the main graphic so they appear behind
	if (assetId === 'Alien_1') {
		self.wings = self.attachAsset('krilo', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		self.wings.x = 0;
		self.wings.y = 0;
		self.wings.originalScaleX = 1.0;
		self.wings.originalScaleY = 1.0;
		// Start constant flapping animation
		var _flapWings2 = function _flapWings() {
			if (!self.wings || !self.wings.parent || self.isDestroyed) {
				return;
			}
			// Compress wings toward center (squeeze from left and right)
			tween(self.wings, {
				scaleX: 0.4,
				// Compress horizontally toward center (stronger compression)
				scaleY: self.wings.originalScaleY
			}, {
				duration: 150,
				easing: tween.easeInOut,
				onFinish: function onFinish() {
					if (!self.wings || !self.wings.parent || self.isDestroyed) {
						return;
					}
					// Expand wings back out
					tween(self.wings, {
						scaleX: self.wings.originalScaleX,
						scaleY: self.wings.originalScaleY
					}, {
						duration: 150,
						easing: tween.easeInOut,
						onFinish: function onFinish() {
							// Continue flapping cycle
							_flapWings2();
						}
					});
				}
			});
		};
		_flapWings2(); // Start the flapping animation
	}
	// Initialization - main graphic added AFTER wings so it appears in front
	self.graphic = self.attachAsset(assetId, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Apply health scaling based on enemies killed
	self.health = Math.floor(initialHealth * currentHealthMultiplier);
	self.maxHealth = self.health; // Store max health for potential future use (e.g. health bars on objects)
	self.speedY = fallSpeed;
	self.isDestroyed = false;
	self.objectType = objectType; // 'meteor' or 'alien'
	self.assetId = assetId; // Store the asset ID for later identification
	self.burnStacks = 0; // Number of burn stacks (max 5)
	self.burnStartTime = 0; // Time when burn effect started
	self.lastBurnDamageTime = 0; // Track when burn damage was last applied
	self.freezeStacks = 0; // Number of freeze stacks (max 5)
	self.freezeStartTime = 0; // Time when freeze effect started
	self.isFullyFrozen = false; // When 10 stacks reached
	self.freezeBlockEndTime = 0; // When ice block expires
	self.freezePausedTime = null; // Track freeze pause time for upgrades menu
	self.originalSpeedY = self.speedY; // Store original speed for freeze slowdown
	// Calculate rotation speed based on falling speed for realistic physics
	var baseRotationSpeed = 0.003; // Increased base minimum rotation speed
	var speedMultiplier = Math.max(0.5, self.speedY / 2.0); // Scale rotation based on speed with faster multiplier
	self.rotationSpeed = baseRotationSpeed * speedMultiplier + Math.random() * 0.003; // Speed-based rotation with faster base
	self.rotationDirection = Math.random() < 0.5 ? 1 : -1; // Random direction (clockwise or counterclockwise)
	self.iceBlock = null; // Reference to ice block visual
	// Health display disabled - no longer creating or displaying enemy health
	self.healthDisplay = null;
	self.applyBurn = function () {
		// Add burn stack (max 10)
		if (self.burnStacks < 10) {
			self.burnStacks++;
		}
		// Reset burn start time to current time for 10 second duration
		var currentTime = LK.ticks * (1000 / 60);
		self.burnStartTime = currentTime;
		self.burnPausedTime = null; // Reset pause time when burn is applied
		// Visual effect for applying burn
		tween(self.graphic, {
			tint: 0xFF4500 // Orange-red tint for burn
		}, {
			duration: 200,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(self.graphic, {
					tint: 0xFFFFFF // Back to white
				}, {
					duration: 200,
					easing: tween.easeIn
				});
			}
		});
	};
	// Initialize fire tower burn properties in constructor
	self.fireTowerBurnStacks = 0;
	self.fireTowerBurnStartTime = 0;
	self.lastFireTowerBurnDamageTime = 0;
	self.fireTowerBurnPausedTime = null;
	self.applyFireTowerBurn = function () {
		// Add fire tower burn stack (max 10, independent from regular burn)
		if (self.fireTowerBurnStacks < 10) {
			self.fireTowerBurnStacks++; // Add 1 stack per hit
		}
		// Reset fire tower burn start time to current time for 10 second duration
		var currentTime = LK.ticks * (1000 / 60);
		self.fireTowerBurnStartTime = currentTime;
		self.fireTowerBurnPausedTime = null; // Reset pause time when burn is applied
		// Visual effect for applying fire tower burn (more intense orange)
		tween(self.graphic, {
			tint: 0xFF2500 // More intense orange-red tint for fire tower burn
		}, {
			duration: 200,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(self.graphic, {
					tint: 0xFFFFFF // Back to white
				}, {
					duration: 200,
					easing: tween.easeIn
				});
			}
		});
	};
	self.applyFreeze = function () {
		// Cannot apply freeze if fully frozen (ice block active)
		if (self.isFullyFrozen) {
			return;
		}
		// Add freeze stack (max 3)
		if (self.freezeStacks < 3) {
			self.freezeStacks++;
		}
		// Reset freeze start time to current time for 4 second duration
		var currentTime = LK.ticks * (1000 / 60);
		self.freezeStartTime = currentTime;
		// Apply 50% speed reduction
		self.speedY = self.originalSpeedY * 0.5;
		// Visual effect for applying freeze - blue tint that stays while frozen
		tween(self.graphic, {
			tint: 0x87CEEB // Light blue tint for freeze
		}, {
			duration: 200,
			easing: tween.easeOut
		});
		// Check if 3 stacks reached - full freeze
		if (self.freezeStacks >= 3) {
			// Play ice block creation sound only if cooldown is not active
			var currentTime = LK.ticks * (1000 / 60);
			if (!freezeSoundCooldownActive || currentTime >= freezeSoundCooldownEndTime) {
				LK.getSound('icetresk').play();
				freezeSoundCooldownActive = true;
				freezeSoundCooldownEndTime = currentTime + 500; // 500ms cooldown
			}
			self.isFullyFrozen = true;
			self.freezeStacks = 0; // Clear stacks
			self.speedY = 0; // Stop completely
			self.freezeBlockEndTime = currentTime + 4000; // 4 seconds
			// Create ice block visual
			self.iceBlock = LK.getAsset('Ice', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: 1.5,
				scaleY: 1.5
			});
			self.iceBlock.x = self.x;
			self.iceBlock.y = self.y;
			self.iceBlock.alpha = 0.6;
			game.addChild(self.iceBlock);
			// Keep object blue tinted while frozen
			tween(self.graphic, {
				tint: 0x4169E1 // Dark blue for full freeze
			}, {
				duration: 300,
				easing: tween.easeOut
			});
		}
	};
	return self;
});
// Redirect to new medium insect
var IceTower = Container.expand(function () {
	var self = Container.call(this);
	// Create main ice tower graphic
	self.towerGraphic = self.attachAsset('ice_tower', {
		anchorX: 0.5,
		anchorY: 1.0,
		scaleX: 0.15,
		scaleY: 0.15
	});
	// Create ice spheres
	self.iceSphere1 = self.attachAsset('Ice_spher', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 0.7,
		scaleY: 0.7
	});
	self.iceSphere2 = self.attachAsset('Ice_spher', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 0.7,
		scaleY: 0.7
	});
	// Position spheres at top of tower
	var towerHeight = self.towerGraphic.height * self.towerGraphic.scaleY;
	self.iceSphere1.y = -towerHeight - 70;
	self.iceSphere2.y = -towerHeight - 70;
	self.iceSphere1.alpha = 0.8;
	self.iceSphere2.alpha = 0.8;
	// Rotation properties
	self.rotation1 = 0;
	self.rotation2 = 0;
	self.rotationSpeed = 0.03;
	// Initialize snowflake particles array
	self.snowflakeParticles = [];
	self.update = function () {
		if (!self.parent) {
			return;
		}
		// Update ice sphere rotations
		self.rotation1 += self.rotationSpeed;
		self.rotation2 -= self.rotationSpeed;
		self.iceSphere1.rotation = self.rotation1;
		self.iceSphere2.rotation = self.rotation2;
		// Create snowflake particles around ice spheres
		if (LK.ticks % 12 === 0) {
			self.createSnowflakeParticles();
		}
		// Update existing snowflake positions
		self.updateSnowflakeParticles();
	};
	self.createSnowflakeParticles = function () {
		if (self.snowflakeParticles.length >= 16) {
			return;
		} // Increased limit for more snowflakes
		var sphere = Math.random() < 0.5 ? self.iceSphere1 : self.iceSphere2;
		var worldX = self.x + sphere.x;
		var worldY = self.y + sphere.y;
		// Create snowflakes around the sphere in a circular pattern
		var snowflake = LK.getAsset('Sneg', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 0.5 + Math.random() * 0.4,
			// Half size snowflakes (was 1.0 + Math.random() * 0.8)
			scaleY: 0.5 + Math.random() * 0.4
		});
		// Position snowflakes in a larger radius around the sphere
		var angle = Math.random() * Math.PI * 2;
		var radius = 60 + Math.random() * 40; // 60-100 pixel radius around sphere
		snowflake.x = worldX + Math.cos(angle) * radius;
		snowflake.y = worldY + Math.sin(angle) * radius;
		snowflake.alpha = 1.0; // Always fully visible
		// Add snowflake at a lower z-index to ensure it appears behind menus
		var leftCityIndex = -1;
		for (var childIdx = 0; childIdx < game.children.length; childIdx++) {
			if (game.children[childIdx] === leftCityImage) {
				leftCityIndex = childIdx;
				break;
			}
		}
		if (leftCityIndex !== -1) {
			game.addChildAt(snowflake, leftCityIndex + 1); // Add right after left city image
		} else {
			game.addChild(snowflake); // Fallback to normal add if left city not found
		}
		self.snowflakeParticles.push(snowflake);
		// Animate snowflake with gentle floating motion, then shrinking without transparency
		var floatX = snowflake.x + (Math.random() - 0.5) * 80;
		var floatY = snowflake.y - 40 - Math.random() * 60; // Float upward
		tween(snowflake, {
			x: floatX,
			y: floatY
		}, {
			duration: 1500 + Math.random() * 1000,
			// Gentle floating phase
			easing: tween.easeOut,
			onFinish: function (flakeRef) {
				return function () {
					// After floating, shrink without becoming transparent
					if (flakeRef.parent) {
						tween(flakeRef, {
							scaleX: 0,
							scaleY: 0
							// No alpha change - snowflakes remain fully visible while shrinking
						}, {
							duration: 800 + Math.random() * 400,
							// Shrinking phase
							easing: tween.easeIn,
							onFinish: function onFinish() {
								if (flakeRef.parent) {
									flakeRef.parent.removeChild(flakeRef);
								}
								var index = self.snowflakeParticles.indexOf(flakeRef);
								if (index > -1) {
									self.snowflakeParticles.splice(index, 1);
								}
							}
						});
					}
				};
			}(snowflake)
		});
	};
	self.updateSnowflakeParticles = function () {
		// Clean up destroyed snowflakes
		for (var i = self.snowflakeParticles.length - 1; i >= 0; i--) {
			if (!self.snowflakeParticles[i].parent) {
				self.snowflakeParticles.splice(i, 1);
			}
		}
	};
	self.shootIceProjectiles = function () {
		// Ice tower compression before shooting
		var originalScale = self.towerGraphic.scaleY;
		tween.stop(self.towerGraphic, {
			scaleY: true
		});
		tween(self.towerGraphic, {
			scaleY: originalScale * 0.85
		}, {
			duration: 100,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				if (self.towerGraphic) {
					tween(self.towerGraphic, {
						scaleY: originalScale
					}, {
						duration: 100,
						easing: tween.easeIn
					});
				}
			}
		});
		// Pulsate ice spheres
		[self.iceSphere1, self.iceSphere2].forEach(function (sphere) {
			if (!sphere.isPulsing) {
				sphere.isPulsing = true;
				var originalSphereScale = sphere.scaleX;
				tween.stop(sphere, {
					scaleX: true,
					scaleY: true
				});
				tween(sphere, {
					scaleX: originalSphereScale * 1.4,
					scaleY: originalSphereScale * 1.4
				}, {
					duration: 150,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						if (sphere) {
							tween(sphere, {
								scaleX: originalSphereScale,
								scaleY: originalSphereScale
							}, {
								duration: 150,
								easing: tween.easeIn,
								onFinish: function onFinish() {
									if (sphere) {
										sphere.isPulsing = false;
									}
								}
							});
						}
					}
				});
			}
		});
		// Create ice projectiles in 180 degree arc
		var projectileCount = 15;
		var launchX = self.x + self.iceSphere1.x;
		var launchY = self.y + self.iceSphere1.y;
		for (var p = 0; p < projectileCount; p++) {
			var angle = Math.PI + p / (projectileCount - 1) * Math.PI;
			var iceProjectile = LK.getAsset('Ice_spher', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: 0.5,
				scaleY: 0.5
			});
			iceProjectile.x = launchX;
			iceProjectile.y = launchY;
			iceProjectile.alpha = 0.9;
			iceProjectile.rotation = angle;
			// Movement properties
			iceProjectile.velocityX = Math.cos(angle) * 7;
			iceProjectile.velocityY = Math.sin(angle) * 7;
			iceProjectile.hitEnemies = [];
			iceProjectile.rotationSpeed = 0.02 + Math.random() * 0.02;
			iceProjectile.rotationDirection = Math.random() < 0.5 ? 1 : -1;
			game.addChild(iceProjectile);
			if (!game.iceProjectiles) {
				game.iceProjectiles = [];
			}
			game.iceProjectiles.push(iceProjectile);
			iceProjectile.update = function () {
				if (!this.parent) {
					return;
				}
				// Pause movement when popups are open
				if (upgradesPopup || controlsPopup || shopPopup) {
					return;
				}
				this.x += this.velocityX;
				this.y += this.velocityY;
				this.rotation += this.rotationSpeed * this.rotationDirection;
				// Check collision with enemies
				for (var enemyIndex = 0; enemyIndex < fallingObjects.length; enemyIndex++) {
					var enemy = fallingObjects[enemyIndex];
					if (enemy.isDestroyed) {
						continue;
					}
					if (this.hitEnemies.indexOf(enemy) !== -1) {
						continue;
					}
					var dx = enemy.x - this.x;
					var dy = enemy.y - this.y;
					var distance = Math.sqrt(dx * dx + dy * dy);
					if (distance <= 80) {
						this.hitEnemies.push(enemy);
						// Apply ice projectile damage
						var projectileDamage = 50;
						enemy.takeDamage(projectileDamage);
						LK.effects.flashObject(enemy.graphic, 0x87CEEB, 200);
						// Apply freeze effect - full freeze for 2 seconds (only if not already frozen)
						if (!enemy.isFullyFrozen) {
							enemy.isFullyFrozen = true;
							enemy.freezeBlockEndTime = LK.ticks * (1000 / 60) + 2000;
							enemy.speedY = 0;
						}
						// Create ice block visual
						if (!enemy.iceBlock) {
							enemy.iceBlock = LK.getAsset('Ice', {
								anchorX: 0.5,
								anchorY: 0.5,
								scaleX: 1.5,
								scaleY: 1.5
							});
							enemy.iceBlock.x = enemy.x;
							enemy.iceBlock.y = enemy.y;
							enemy.iceBlock.alpha = 0.7;
							game.addChild(enemy.iceBlock);
						}
						// Play freeze sound only if cooldown is not active
						var currentTime = LK.ticks * (1000 / 60);
						if (!freezeSoundCooldownActive || currentTime >= freezeSoundCooldownEndTime) {
							LK.getSound('icetresk').play();
							freezeSoundCooldownActive = true;
							freezeSoundCooldownEndTime = currentTime + 500; // 500ms cooldown
						}
						if (enemy.health <= 0) {
							// Remove ice block visual if present
							if (enemy.iceBlock && enemy.iceBlock.parent) {
								game.removeChild(enemy.iceBlock);
								enemy.iceBlock = null;
							}
							enemy.destroySelf();
						}
					}
				}
				// Remove projectile when off screen
				if (this.x < -100 || this.x > WORLD_WIDTH + 100 || this.y < -100 || this.y > WORLD_HEIGHT + 100) {
					if (this.parent) {
						this.parent.removeChild(this);
					}
					if (game.iceProjectiles) {
						var index = game.iceProjectiles.indexOf(this);
						if (index > -1) {
							game.iceProjectiles.splice(index, 1);
						}
					}
				}
			};
		}
	};
	self.destroy = function () {
		// Clean up snowflakes
		for (var i = 0; i < self.snowflakeParticles.length; i++) {
			var snowflake = self.snowflakeParticles[i];
			if (snowflake.parent) {
				snowflake.parent.removeChild(snowflake);
			}
		}
		self.snowflakeParticles = [];
		// Animate tower disappearing
		tween(self, {
			scaleX: 0,
			scaleY: 0,
			alpha: 0
		}, {
			duration: 500,
			easing: tween.easeIn,
			onFinish: function onFinish() {
				if (self.parent) {
					self.parent.removeChild(self);
				}
			}
		});
	};
	return self;
});
var Rocket = Container.expand(function (targetEnemy) {
	var self = Container.call(this);
	// Initialize rocket properties
	self.graphic = self.attachAsset('raketa', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Add rocket flame
	self.flameGraphic = self.attachAsset('raketplam', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.flameGraphic.x = 0;
	self.flameGraphic.y = 0;
	self.target = targetEnemy;
	self.speed = 8; // Rocket speed
	self.damage = 500;
	self.turnSpeed = 0.15; // How quickly rocket can turn (smoother turning)
	self.isDestroyed = false;
	// Start from random position along city width at city level
	self.x = Math.random() * WORLD_WIDTH;
	self.y = WORLD_HEIGHT - 100; // Just above city level
	// Initial velocity toward target
	var dx = self.target.x - self.x;
	var dy = self.target.y - self.y;
	var distance = Math.sqrt(dx * dx + dy * dy);
	self.velocityX = dx / distance * self.speed;
	self.velocityY = dy / distance * self.speed;
	// Set initial rotation to match velocity direction
	self.graphic.rotation = Math.atan2(self.velocityY, self.velocityX);
	// Start flame pulsation animation
	self.startFlamePulsation = function () {
		if (!self.flameGraphic || !self.flameGraphic.parent) {
			return;
		}
		var _flamePulse2 = function _flamePulse() {
			if (!self.flameGraphic || !self.flameGraphic.parent || self.isDestroyed) {
				return;
			}
			var targetScaleX = 0.6 + Math.random() * 0.6; // Scale between 0.6 and 1.2 (more compression)
			var targetScaleY = 0.5 + Math.random() * 1.0; // Scale between 0.5 and 1.5 (more stretching downward)
			tween(self.flameGraphic, {
				scaleX: targetScaleX,
				scaleY: targetScaleY
			}, {
				duration: 200 + Math.random() * 300,
				// Duration between 200-500ms
				easing: tween.easeInOut,
				onFinish: function onFinish() {
					// Continue pulsing
					LK.setTimeout(_flamePulse2, 50 + Math.random() * 100);
				}
			});
		};
		_flamePulse2();
	};
	// Start the pulsation
	self.startFlamePulsation();
	self.update = function () {
		if (self.isDestroyed) {
			return;
		}
		// Pause movement when popups are open
		if (upgradesPopup || controlsPopup || shopPopup) {
			return;
		}
		// Check if target still exists and is not destroyed
		if (!self.target || self.target.isDestroyed || fallingObjects.indexOf(self.target) === -1) {
			// Find new closest target
			self.target = self.findClosestTarget();
		}
		// If no target available, circle around center of map
		if (!self.target) {
			// Calculate center of map
			var centerX = WORLD_WIDTH / 2;
			var centerY = WORLD_HEIGHT / 2;
			var circleRadius = 200; // Radius of circling pattern
			// Calculate current distance from center
			var toCenterX = centerX - self.x;
			var toCenterY = centerY - self.y;
			var distanceToCenter = Math.sqrt(toCenterX * toCenterX + toCenterY * toCenterY);
			// If too far from center, move towards it first
			if (distanceToCenter > circleRadius + 50) {
				var desiredVelX = toCenterX / distanceToCenter * self.speed;
				var desiredVelY = toCenterY / distanceToCenter * self.speed;
				// Smoothly adjust velocity towards center
				self.velocityX += (desiredVelX - self.velocityX) * self.turnSpeed;
				self.velocityY += (desiredVelY - self.velocityY) * self.turnSpeed;
			} else {
				// Circle around center
				// Calculate angle from center to rocket
				var currentAngle = Math.atan2(self.y - centerY, self.x - centerX);
				// Add circular motion - rotate clockwise
				var targetAngle = currentAngle + 0.05; // Adjust this value to change circling speed
				// Calculate target position on circle
				var targetX = centerX + Math.cos(targetAngle) * circleRadius;
				var targetY = centerY + Math.sin(targetAngle) * circleRadius;
				// Calculate desired velocity for circling
				var toTargetX = targetX - self.x;
				var toTargetY = targetY - self.y;
				var targetDistance = Math.sqrt(toTargetX * toTargetX + toTargetY * toTargetY);
				if (targetDistance > 0) {
					var desiredVelX = toTargetX / targetDistance * self.speed;
					var desiredVelY = toTargetY / targetDistance * self.speed;
					// Smoothly adjust velocity for smooth circling
					self.velocityX += (desiredVelX - self.velocityX) * self.turnSpeed;
					self.velocityY += (desiredVelY - self.velocityY) * self.turnSpeed;
				}
			}
		} else {
			// Target available - normal homing behavior
			// Calculate desired direction to target
			var dx = self.target.x - self.x;
			var dy = self.target.y - self.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			if (distance < 50) {
				// Close enough to hit target
				self.hitTarget();
				return;
			}
			// Desired velocity direction
			var desiredVelX = dx / distance * self.speed;
			var desiredVelY = dy / distance * self.speed;
			// Smoothly adjust current velocity toward desired velocity
			self.velocityX += (desiredVelX - self.velocityX) * self.turnSpeed;
			self.velocityY += (desiredVelY - self.velocityY) * self.turnSpeed;
		}
		// Normalize velocity to maintain constant speed
		var currentSpeed = Math.sqrt(self.velocityX * self.velocityX + self.velocityY * self.velocityY);
		if (currentSpeed > 0) {
			self.velocityX = self.velocityX / currentSpeed * self.speed;
			self.velocityY = self.velocityY / currentSpeed * self.speed;
		}
		// Update position
		self.x += self.velocityX;
		self.y += self.velocityY;
		// Update rotation to match velocity
		self.graphic.rotation = Math.atan2(self.velocityY, self.velocityX);
		// Update flame position and rotation to match rocket
		if (self.flameGraphic) {
			// Position flame behind rocket based on rocket's rotation
			var flameDistance = 65; // Distance behind rocket
			self.flameGraphic.x = -Math.cos(self.graphic.rotation) * flameDistance;
			self.flameGraphic.y = -Math.sin(self.graphic.rotation) * flameDistance;
			self.flameGraphic.rotation = self.graphic.rotation;
		}
		// Create white trail particles every few frames
		if (LK.ticks % 3 === 0) {
			// Create trail particle every 3 frames
			var trailParticle = LK.getAsset('particle', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: 0.8 + Math.random() * 0.4,
				// Random scale between 0.8 and 1.2
				scaleY: 0.8 + Math.random() * 0.4
			});
			// Position trail from flame end instead of rocket center, moved further away
			var flameEndX = self.x + self.flameGraphic.x;
			var flameEndY = self.y + self.flameGraphic.y;
			// Move trail particles further behind the flame
			var trailOffsetDistance = 40; // Distance behind the flame
			var trailOffsetX = -Math.cos(self.graphic.rotation) * trailOffsetDistance;
			var trailOffsetY = -Math.sin(self.graphic.rotation) * trailOffsetDistance;
			trailParticle.x = flameEndX + trailOffsetX + (Math.random() - 0.5) * 10; // Small random offset from flame, positioned further away
			trailParticle.y = flameEndY + trailOffsetY + (Math.random() - 0.5) * 10;
			trailParticle.tint = 0xFFFFFF; // White color
			trailParticle.alpha = 0.6 + Math.random() * 0.3; // Random transparency
			// Find the index where puhaBarrelInstance is positioned and add trail particle right after it
			var puhaBarrelIndex = -1;
			for (var childIdx = 0; childIdx < game.children.length; childIdx++) {
				if (game.children[childIdx] === puhaBarrelInstance) {
					puhaBarrelIndex = childIdx;
					break;
				}
			}
			if (puhaBarrelIndex !== -1) {
				game.addChildAt(trailParticle, puhaBarrelIndex + 1); // Add trail particle right after puha barrel
			} else {
				game.addChild(trailParticle); // Fallback to normal add if puha not found
			}
			// Animate trail particle fading and shrinking with halved duration
			tween(trailParticle, {
				scaleX: 0,
				scaleY: 0,
				alpha: 0
			}, {
				duration: 400 + Math.random() * 200,
				// Duration between 400-600ms (halved from 800-1200ms)
				easing: tween.easeOut,
				onFinish: function (particleRef) {
					return function () {
						if (particleRef.parent) {
							particleRef.parent.removeChild(particleRef);
						}
					};
				}(trailParticle)
			});
		}
		// Don't destroy rocket for going off screen when circling - only if very far away
		if (self.x < -500 || self.x > WORLD_WIDTH + 500 || self.y < -500 || self.y > WORLD_HEIGHT + 500) {
			self.destroyRocket();
		}
	};
	self.findClosestTarget = function () {
		var closestTarget = null;
		var closestDistance = Infinity;
		for (var i = 0; i < fallingObjects.length; i++) {
			var target = fallingObjects[i];
			if (!target.isDestroyed) {
				var dx = target.x - self.x;
				var dy = target.y - self.y;
				var distance = Math.sqrt(dx * dx + dy * dy);
				if (distance < closestDistance) {
					closestDistance = distance;
					closestTarget = target;
				}
			}
		}
		return closestTarget;
	};
	self.hitTarget = function () {
		if (self.target && !self.target.isDestroyed) {
			// Deal damage to target directly without upgrade effects
			if (self.target.isDestroyed) {
				return;
			}
			// Direct damage application without going through takeDamage to avoid upgrade effects
			self.target.takeDamage(self.damage);
			LK.effects.flashObject(self.target.graphic, 0xFF0000, 100); // Red flash on hit
			// (Removed duplicate display: damage number is already shown by target.takeDamage)
			// Add pulsing scale animation when hit
			tween.stop(self.target.graphic, {
				scaleX: true,
				scaleY: true
			}); // Stop any existing scale tweens
			tween(self.target.graphic, {
				scaleX: 1.3,
				scaleY: 1.3
			}, {
				duration: 150,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					tween(self.target.graphic, {
						scaleX: 1,
						scaleY: 1
					}, {
						duration: 150,
						easing: tween.easeIn
					});
				}
			});
			if (self.target.health <= 0) {
				self.target.destroySelf();
			}
			// Create explosion effect using Dimraket asset
			for (var p = 0; p < 8; p++) {
				var particle = LK.getAsset('Dimraket', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: 3.0 + Math.random() * 2.0,
					scaleY: 3.0 + Math.random() * 2.0
				});
				particle.x = self.x;
				particle.y = self.y;
				particle.alpha = 1.0; // Fully opaque
				game.addChild(particle);
				// Animate explosion particles
				var angle = Math.random() * Math.PI * 2;
				var speed = 100 + Math.random() * 100;
				var velX = Math.cos(angle) * speed;
				var velY = Math.sin(angle) * speed;
				// Random rotation speed and direction for each particle (slower rotation)
				var rotationSpeed = 0.01 + Math.random() * 0.03; // Random rotation speed between 0.01 and 0.04 radians per frame (much slower)
				var rotationDirection = Math.random() < 0.5 ? 1 : -1; // Random direction (clockwise or counterclockwise)
				var totalRotation = rotationSpeed * rotationDirection * 45; // Total rotation over first phase (45 frames at 60fps)
				// No color changes - use original Dimraket asset colors
				tween(particle, {
					x: particle.x + velX,
					y: particle.y + velY,
					rotation: particle.rotation + totalRotation * 2,
					// Total rotation over entire animation
					scaleX: 0,
					scaleY: 0
				}, {
					duration: 800,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						if (particle.parent) {
							particle.parent.removeChild(particle);
						}
					}
				});
			}
			// Play explosion sound
			LK.getSound('raketaudar').play();
		}
		self.destroyRocket();
	};
	self.destroyRocket = function () {
		if (self.isDestroyed) {
			return;
		}
		self.isDestroyed = true;
		// Stop flame pulsation animation
		if (self.flameGraphic) {
			tween.stop(self.flameGraphic);
		}
		// Remove from active rockets list
		var index = activeRockets.indexOf(self);
		if (index > -1) {
			activeRockets.splice(index, 1);
		}
		// Remove from game
		if (self.parent) {
			self.parent.removeChild(self);
		}
	};
	return self;
});
var VirtualJoystick = Container.expand(function () {
	var self = Container.call(this);
	self.initialize = function (baseAssetId, knobAssetId, visualRadius, interactionRadius) {
		// baseGraphic and knobGraphic are children of 'self' (the joystick container)
		// Their positions (0,0) will be the center of 'self'.
		self.baseGraphic = self.addChild(LK.getAsset(baseAssetId, {
			anchorX: 0.5,
			anchorY: 0.5
		}));
		self.knobGraphic = self.addChild(LK.getAsset(knobAssetId, {
			anchorX: 0.5,
			anchorY: 0.5
		}));
		self.visualRadius = visualRadius; // Max distance knob can move visually
		self.interactionRadius = interactionRadius; // Touchable area around joystick center
		self.active = false;
		self.touchId = null;
		self.deltaX = 0; // Normalized movement vector x (-1 to 1)
		self.deltaY = 0; // Normalized movement vector y (-1 to 1)
		self.initialTouchX = 0; // Track initial touch position
		self.initialTouchY = 0; // Track initial touch position
	};
	self.processDown = function (gameGlobalX, gameGlobalY, eventObj, treatTouchAsLocalOrigin) {
		var localClickPos;
		if (treatTouchAsLocalOrigin) {
			// If the joystick was just repositioned to gameGlobalX, gameGlobalY (the touch location),
			// then this touch point is effectively at the joystick's new local origin (0,0).
			localClickPos = {
				x: 0,
				y: 0
			};
		} else {
			// Standard case: joystick is already positioned. Convert global touch to local.
			localClickPos = self.toLocal({
				x: gameGlobalX,
				y: gameGlobalY
			});
		}
		var distSq = localClickPos.x * localClickPos.x + localClickPos.y * localClickPos.y;
		if (distSq <= self.interactionRadius * self.interactionRadius) {
			self.active = true;
			self.touchId = eventObj.identifier; // Use identifier from the event object
			// Always start knob at center when joystick is activated
			self.knobGraphic.x = 0;
			self.knobGraphic.y = 0;
			self.deltaX = 0;
			self.deltaY = 0;
			// Store the initial touch position to avoid coordinate transformation issues
			self.initialTouchX = gameGlobalX;
			self.initialTouchY = gameGlobalY;
			return true; // Consumed event
		}
		return false;
	};
	self.processMove = function (gameGlobalX, gameGlobalY, eventObj) {
		if (!self.active || eventObj.identifier !== undefined && eventObj.identifier !== self.touchId) {
			return;
		}
		// Calculate movement relative to initial touch position
		var deltaX = gameGlobalX - self.initialTouchX;
		var deltaY = gameGlobalY - self.initialTouchY;
		self.updateKnobPosition(deltaX, deltaY);
	};
	self.processUp = function (eventObj) {
		if (!self.active || eventObj.identifier !== undefined && eventObj.identifier !== self.touchId) {
			return;
		}
		self.active = false;
		self.touchId = null;
		self.knobGraphic.x = 0; // Reset to center of joystick container
		self.knobGraphic.y = 0;
		self.deltaX = 0;
		self.deltaY = 0;
	};
	self.updateKnobPosition = function (localX, localY) {
		var dx = localX;
		var dy = localY;
		var distance = Math.sqrt(dx * dx + dy * dy);
		var clampedX = dx;
		var clampedY = dy;
		if (distance > self.visualRadius) {
			clampedX = dx / distance * self.visualRadius;
			clampedY = dy / distance * self.visualRadius;
		}
		self.knobGraphic.x = clampedX;
		self.knobGraphic.y = clampedY;
		if (self.visualRadius === 0) {
			// Avoid division by zero if radius is 0
			self.deltaX = 0;
			self.deltaY = 0;
		} else {
			self.deltaX = clampedX / self.visualRadius;
			self.deltaY = clampedY / self.visualRadius;
		}
		self.deltaX = Math.max(-1, Math.min(1, self.deltaX));
		self.deltaY = Math.max(-1, Math.min(1, self.deltaY));
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x0a0a18 // Even darker blue for space
});

/**** 
* Game Code
****/ 
// --- Game Constants ---
// Brownish meteor
// Lime green alien (can be simple box for now)
// Grey city base
// A simple red circle for the crosshair
// Legacy classes for backward compatibility
var WORLD_WIDTH = 2048;
var WORLD_HEIGHT = 2732;
var METEOR_HEALTH = 100;
var METEOR_SPEED = 2.4; // Pixels per frame (1.5 * 1.6)
var METEOR_DAMAGE_TO_CITY = 75;
var ALIEN_HEALTH = 70;
var ALIEN_SPEED = 2.0; // (1.25 * 1.6)
var ALIEN_DAMAGE_TO_CITY = 100;
var CITY_MAX_HEALTH = 1000;
// var CLICK_DAMAGE = 35; // Replaced by FIRE_DAMAGE
// var HOLD_DAMAGE_PER_INTERVAL = 20; // Replaced by FIRE_DAMAGE
// var HOLD_DAMAGE_INTERVAL_MS = 150; // Replaced by FIRE_RATE_MS
var CROSSHAIR_SPEED = 10;
var JOYSTICK_VISUAL_RADIUS = 180; // Increased max knob center travel distance for larger joystick
var JOYSTICK_INTERACTION_RADIUS = 260; // Increased touchable area radius for larger joystick
var FIRE_RATE_MS = 1000; // How often the player can fire (1 shot per second initially)
var FIRE_DAMAGE = 35; // Damage per shot from crosshair
var SPAWN_INTERVAL_MS_MIN = 4000; // Minimum time between spawns (4 seconds)
var SPAWN_INTERVAL_MS_MAX = 4000; // Maximum time between spawns (4 seconds)
// --- Global Game Variables --- 
var cityInstance;
var fallingObjects = [];
var cityHealthText; // For GUI
var scoreText; // For player score
// --- Ava: Separate finalScore system for end-of-game scoring (now: number of enemies killed) ---
var finalScore = 0;
function addFinalScore(amount) {
	// No longer used for money, but kept for compatibility
}
function getFinalScore() {
	return finalScore;
}
function resetFinalScore() {
	finalScore = 0;
	updateFinalScoreDisplay && updateFinalScoreDisplay();
}
// --- Ava: Show finalScore (enemies killed) at end of game, not balance ---
// Listen for game over and you win events to show finalScore instead of balance
LK.on('gameover', function () {
	// Show finalScore as the main score in the end screen
	LK.setScore(getFinalScore());
});
LK.on('youwin', function () {
	LK.setScore(getFinalScore());
});
// Defensive: also set LK.setScore(finalScore) right before game over in City and Enemy destroySelf
// var playerHoldingTarget = null; // Removed
// var isPlayerHolding = false; // Replaced by isFiring
// var holdDamageInterval = null; // Removed
var crosshairInstance;
var joystickInstance;
var isFiring = false;
var lastFireTime = 0;
var joystickTouchId = null; // To track the touch interacting with the joystick
var nextSpawnTime = 0;
var nextAlienSpawnTime = 0; // Separate timer for alien_1
var spawnPausedTime = null; // Track when spawn timer was paused
var alienSpawnPausedTime = null; // Track when alien spawn timer was paused
var stars = [];
var STAR_COUNT = 50;
// Device detection variables
var isMobileDevice = false;
var isMouseControlling = false;
var mouseX = WORLD_WIDTH / 2;
var mouseY = WORLD_HEIGHT / 2;
var mouseCoordinatesText = null; // Text display for crosshair speed
var objectCountText = null; // Text display for object count
var spawnRateText = null; // Text display for spawn rate
var crosshairLastX = WORLD_WIDTH / 2;
var crosshairLastY = WORLD_HEIGHT / 2;
var crosshairSpeed = 0;
// Music system variables
var currentMusicIndex = 0;
var musicTracks = ['music1', 'music2', 'music3'];
var trackDurations = [139360, 240000, 67800]; // music1: 2:19, music2: 4:00, music3: 1:08 (in milliseconds)
var musicPlaying = false;
var musicStartTime = 0;
// --- Helper Functions ---
function detectDevice() {
	// Check screen size - mobile devices typically have smaller screens
	var screenWidth = 2048; // LK engine resolution
	var screenHeight = 2732;
	// Check for touch capability
	var isTouchDevice = 'ontouchstart' in window || navigator && navigator.maxTouchPoints > 0;
	// Simple heuristic: if touch is available and we're in a typical mobile viewport, assume mobile
	// In LK engine, we can use the fact that mobile games are the primary target
	isMobileDevice = isTouchDevice;
	console.log("Device detected as:", isMobileDevice ? "Mobile" : "Desktop");
}
function spawnFallingObject() {
	var randomValue = Math.random();
	var newObject;
	// Distribute spawn chances: small meteor 37.5%, medium 37.5%, big 20%, meteorgold 5%
	if (randomValue < 0.375) {
		// 37.5% - Small meteor
		newObject = new FallingObject('smallmeteor', 70, METEOR_SPEED, 'meteor');
		newObject.moneyReward = 2; // Small meteor gives 2$
	} else if (randomValue < 0.75) {
		// 37.5% - Medium meteor
		newObject = new FallingObject('meteor', 100, METEOR_SPEED, 'meteor');
		newObject.moneyReward = 3; // Medium meteor gives 3$
	} else if (randomValue < 0.95) {
		// 20% - Big meteor
		newObject = new FallingObject('bigmeteor', 140, METEOR_SPEED * 0.8, 'meteor');
		newObject.moneyReward = 4; // Big meteor gives 4$
	} else {
		// 5% - Gold meteor
		newObject = new FallingObject('meteorgold', 100, METEOR_SPEED / 1.5, 'meteor');
		newObject.moneyReward = 8; // Gold meteor gives 8$
	}
	// Position just above the screen, at a random horizontal position
	newObject.x = Math.random() * (WORLD_WIDTH - newObject.graphic.width) + newObject.graphic.width / 2;
	newObject.y = -newObject.graphic.height / 2; // Start just off-screen top
	fallingObjects.push(newObject);
	game.addChild(newObject);
}
// spawnGoldMeteor function removed - gold meteor spawning is now handled directly in FallingObject.destroySelf
function updateScoreDisplay() {
	if (scoreText) {
		scoreText.setText('$' + LK.getScore());
	}
}
function getTotalObjectCount() {
	var total = 0;
	total += fallingObjects.length;
	total += activeRockets.length;
	total += game.particles ? game.particles.length : 0;
	total += game.damageNumbers ? game.damageNumbers.length : 0;
	total += game.muzzleParticles ? game.muzzleParticles.length : 0;
	total += game.snowflakeParticles ? game.snowflakeParticles.length : 0;
	total += game.fireProjectiles ? game.fireProjectiles.length : 0;
	total += stars.length;
	// Count burn flames on all falling objects
	for (var i = 0; i < fallingObjects.length; i++) {
		var obj = fallingObjects[i];
		if (obj.burnFlames && obj.burnFlames.length > 0) {
			total += obj.burnFlames.length;
		}
		if (obj.snowflakeParticles && obj.snowflakeParticles.length > 0) {
			total += obj.snowflakeParticles.length;
		}
		// Health display disabled - not counted in total objects
		if (obj.iceBlock) {
			total += 1; // Ice block when frozen
		}
	}
	// Count tower graphics if active
	if (teslaTowerActive) {
		if (teslaTowerGraphic) {
			total += 1;
		}
		if (teslaSphereGraphic) {
			total += 1;
		}
		if (teslaSphereGraphic2) {
			total += 1;
		}
	}
	if (fireTowerActive) {
		if (fireTowerGraphic) {
			total += 1;
		}
		if (fireFlameGraphic) {
			total += 1;
		}
		if (fireFlameGraphic2) {
			total += 1;
		}
	}
	if (iceTowerActive) {
		if (iceTowerInstance) {
			total += 1;
		}
	}
	// Count shield if active
	if (cityInstance.shielded && cityInstance.shieldGraphic) {
		total += 1;
	}
	// Count any active popups
	if (upgradesPopup) {
		total += 1;
	}
	if (controlsPopup) {
		total += 1;
	}
	if (shopPopup) {
		total += 1;
	}
	if (currentTooltip) {
		total += 1;
	}
	// Count language flags in tooltip
	if (languageFlags && languageFlags.length > 0) {
		total += languageFlags.length;
	}
	// Count created trail particles from rockets
	for (var r = 0; r < activeRockets.length; r++) {
		if (activeRockets[r] && activeRockets[r].flameGraphic) {
			total += 1; // Count rocket flame graphics
		}
	}
	return total;
}
function findRocketTarget() {
	// Find closest enemy
	var closestTarget = null;
	var closestDistance = Infinity;
	// Use cannon position as reference point
	var refX = puhaBarrelInstance ? puhaBarrelInstance.x : WORLD_WIDTH / 2;
	var refY = puhaBarrelInstance ? puhaBarrelInstance.y : WORLD_HEIGHT - 200;
	for (var i = 0; i < fallingObjects.length; i++) {
		var target = fallingObjects[i];
		if (!target.isDestroyed) {
			var dx = target.x - refX;
			var dy = target.y - refY;
			var distance = Math.sqrt(dx * dx + dy * dy);
			if (distance < closestDistance) {
				closestDistance = distance;
				closestTarget = target;
			}
		}
	}
	return closestTarget;
}
function createStars() {
	for (var i = 0; i < STAR_COUNT; i++) {
		// Use star asset with random scale for different sizes
		var randomScale = 0.5 + Math.random() * 1.5; // Scale between 0.5x and 2.0x
		var star = LK.getAsset('star', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: randomScale,
			scaleY: randomScale
		});
		// Generate star position with exclusion zones to prevent overlap with UI elements
		var starX, starY;
		var validPosition = false;
		var attempts = 0;
		var maxAttempts = 50;
		while (!validPosition && attempts < maxAttempts) {
			starX = Math.random() * WORLD_WIDTH;
			starY = Math.random() * WORLD_HEIGHT;
			attempts++;
			// Check if star is not in cannon area (bottom left)
			var cannonAreaLeft = 0;
			var cannonAreaRight = 800;
			var cannonAreaTop = WORLD_HEIGHT - 600;
			var cannonAreaBottom = WORLD_HEIGHT;
			var inCannonArea = starX >= cannonAreaLeft && starX <= cannonAreaRight && starY >= cannonAreaTop && starY <= cannonAreaBottom;
			// Check if star is not in joystick area (will be positioned dynamically, so reserve bottom area)
			var joystickAreaLeft = 0;
			var joystickAreaRight = 600;
			var joystickAreaTop = WORLD_HEIGHT - 800;
			var joystickAreaBottom = WORLD_HEIGHT;
			var inJoystickArea = starX >= joystickAreaLeft && starX <= joystickAreaRight && starY >= joystickAreaTop && starY <= joystickAreaBottom;
			// Check if star is not in city area (bottom center and sides)
			var cityAreaLeft = 0;
			var cityAreaRight = WORLD_WIDTH;
			var cityAreaTop = WORLD_HEIGHT - 448; // City image height
			var cityAreaBottom = WORLD_HEIGHT;
			var inCityArea = starX >= cityAreaLeft && starX <= cityAreaRight && starY >= cityAreaTop && starY <= cityAreaBottom;
			if (!inCannonArea && !inJoystickArea && !inCityArea) {
				validPosition = true;
			}
		}
		// If no valid position found after max attempts, place randomly (fallback)
		if (!validPosition) {
			starX = Math.random() * WORLD_WIDTH;
			starY = Math.random() * (WORLD_HEIGHT - 600); // At least avoid bottom area
		}
		star.x = starX;
		star.y = starY;
		star.alpha = 0.3 + Math.random() * 0.7; // Random initial brightness
		star.twinkleDelay = Math.random() * 3000; // Random delay before first twinkle
		star.nextTwinkleTime = LK.ticks * (1000 / 60) + star.twinkleDelay;
		star.isTwinkling = false; // Track if star is currently twinkling
		star.lastColorChangeTime = LK.ticks * (1000 / 60); // Initialize last color change time
		stars.push(star);
		// Add star right after background to ensure it stays behind all other elements
		game.addChildAt(star, 1); // Position 1 is right after the background (position 0)
	}
}
function updateStars() {
	var currentTime = LK.ticks * (1000 / 60);
	var colors = [0x4169E1, 0x00FFFF, 0xFFFFFF, 0xFFFF00]; // Blue, Cyan, White, Yellow
	for (var i = 0; i < stars.length; i++) {
		var star = stars[i];
		// Check if star should start glowing (either due to regular twinkle time or 30-second limit)
		var shouldGlow = currentTime >= star.nextTwinkleTime;
		var timeSinceLastChange = currentTime - (star.lastColorChangeTime || 0);
		var forcedChange = timeSinceLastChange >= 30000; // 30 seconds (increased from 15)
		if ((shouldGlow || forcedChange) && !star.isTwinkling) {
			// Start lightning-like glow and pulsing animation
			star.isTwinkling = true;
			// Stop any existing tween on this star first
			tween.stop(star);
			// Pick a new color different from the current one
			var currentColor = star.tint;
			var availableColors = [];
			for (var c = 0; c < colors.length; c++) {
				if (colors[c] !== currentColor) {
					availableColors.push(colors[c]);
				}
			}
			// Fallback in case all colors are the same (shouldn't happen)
			if (availableColors.length === 0) {
				availableColors = colors.slice();
			}
			var targetColor = availableColors[Math.floor(Math.random() * availableColors.length)];
			var targetAlpha = 0.8 + Math.random() * 0.2; // Brighter for glow effect
			// Store original scale if not set
			if (!star.originalScale) {
				star.originalScale = star.scaleX;
			}
			// Lightning-like pulsing: subtle expansion and contraction
			tween(star, {
				scaleX: star.originalScale * (1.05 + Math.random() * 0.1),
				// Expand 1.05-1.15x (much smaller expansion)
				scaleY: star.originalScale * (1.05 + Math.random() * 0.1),
				alpha: targetAlpha,
				tint: targetColor
			}, {
				duration: 400 + Math.random() * 200,
				// Slower expansion (400-600ms)
				easing: tween.easeOut,
				onFinish: function (starRef, colorRef) {
					return function onFinish() {
						// Contract back with pulsing effect
						tween(starRef, {
							scaleX: starRef.originalScale * (0.95 + Math.random() * 0.05),
							// Contract to 0.95-1.0x (very subtle)
							scaleY: starRef.originalScale * (0.95 + Math.random() * 0.05),
							alpha: 0.3 + Math.random() * 0.5
						}, {
							duration: 500 + Math.random() * 300,
							// Slower contraction (500-800ms)
							easing: tween.easeInOut,
							onFinish: function onFinish() {
								// Final pulse back to normal with minimal variation
								tween(starRef, {
									scaleX: starRef.originalScale * (0.98 + Math.random() * 0.04),
									// Near original size (0.98-1.02x)
									scaleY: starRef.originalScale * (0.98 + Math.random() * 0.04),
									alpha: 0.3 + Math.random() * 0.7
								}, {
									duration: 600 + Math.random() * 400,
									// Even slower final pulse (600-1000ms)
									easing: tween.easeOut,
									onFinish: function onFinish() {
										// Set next glow time (8-20 seconds from now, but no more than 30 seconds total)
										var now = LK.ticks * (1000 / 60);
										starRef.lastColorChangeTime = now;
										var nextInterval = Math.min(8000 + Math.random() * 12000, 30000); // 8-20 seconds
										starRef.nextTwinkleTime = now + Math.max(nextInterval, 2000); // Ensure at least 2 seconds
										starRef.isTwinkling = false;
										// Set the color to the final value to avoid rounding issues
										starRef.tint = colorRef;
									}
								});
							}
						});
					};
				}(star, targetColor)
			});
		}
	}
}
// Music management functions
function startMusicRotation() {
	if (musicTracks.length === 0) {
		return;
	}
	currentMusicIndex = 0;
	musicPlaying = true;
	musicStartTime = LK.ticks * (1000 / 60);
	LK.playMusic(musicTracks[currentMusicIndex]);
}
function updateMusicRotation() {
	if (!musicPlaying || !musicEnabled || musicTracks.length === 0) {
		return;
	}
	// Don't update music countdown during meteor event
	if (meteorEventActive) {
		return;
	}
	var currentTime = LK.ticks * (1000 / 60);
	// Check if enough time has passed to switch tracks using custom durations
	var trackDuration = trackDurations[currentMusicIndex] || 180000; // Use current track's duration or fallback to 3 minutes
	if (currentTime - musicStartTime >= trackDuration) {
		switchToNextTrack();
	}
}
function switchToNextTrack() {
	if (musicTracks.length === 0) {
		return;
	}
	currentMusicIndex = (currentMusicIndex + 1) % musicTracks.length;
	musicStartTime = LK.ticks * (1000 / 60);
	LK.playMusic(musicTracks[currentMusicIndex]);
}
// --- Game Initialization ---
// Initialize tracking arrays for cleanup
game.damageNumbers = [];
game.particles = [];
game.muzzleParticles = [];
game.snowflakeParticles = [];
game.fireProjectiles = [];
game.iceProjectiles = [];
// Reset upgrades
for (var k in upgrades) {
	upgrades[k] = 0;
}
// Add background
var background = LK.getAsset('fon', {
	anchorX: 0,
	anchorY: 0
});
background.x = 0;
background.y = 0;
game.addChild(background);
// Initialize Puha character in bottom left corner - split into base and barrel
var puhaBaseInstance = LK.getAsset('Puha2', {
	anchorX: 0.0,
	anchorY: 0.5,
	scaleX: 0.15,
	scaleY: 0.15
});
puhaBaseInstance.x = 450; // Left edge positioned correctly from left edge, moved right by 400
puhaBaseInstance.y = WORLD_HEIGHT - 50 - 2000 * 0.15 / 2 + 200; // Center positioned correctly from bottom edge, moved down by 200
// Rotating barrel part
var puhaBarrelInstance = LK.getAsset('Puha', {
	anchorX: 0.0,
	anchorY: 0.5,
	scaleX: 0.3,
	scaleY: 0.3
});
puhaBarrelInstance.x = 450; // Same position as base
puhaBarrelInstance.y = WORLD_HEIGHT - 50 - 2056 * 0.3 / 2 + 200; // Same position as base
// Add puha parts before city images to hide them behind cities
game.addChild(puhaBaseInstance);
game.addChild(puhaBarrelInstance);
// Add left city image at bottom left
var leftCityImage = LK.getAsset('city', {
	anchorX: 0,
	anchorY: 1
});
leftCityImage.x = 0;
leftCityImage.y = WORLD_HEIGHT;
game.addChild(leftCityImage);
// Add right city image at bottom right
var rightCityImage = LK.getAsset('city', {
	anchorX: 1,
	anchorY: 1
});
rightCityImage.x = WORLD_WIDTH;
rightCityImage.y = WORLD_HEIGHT;
game.addChild(rightCityImage);
// Create and position the city
cityInstance = new City();
cityInstance.x = WORLD_WIDTH / 2;
cityInstance.y = WORLD_HEIGHT; // Bottom edge of city at bottom of screen
game.addChild(cityInstance);
// Setup City Health Display
// Removed city health text and numbers as requested
// Setup Score Display
LK.setScore(0); // Initialize score to 0
resetFinalScore(); // --- Ava: Reset finalScore at game start ---
scoreText = new Text2('$0', {
	size: 90,
	fill: 0x00FF00,
	align: 'center',
	font: 'Impact'
});
scoreText.anchor.set(0.5, 0); // Anchor top-center
// Position score text slightly below the top edge to avoid any engine icons, if necessary
// LK.gui.top has y=0. We'll add a small offset.
scoreText.y = 60; // Moved higher by 20 pixels (was 80, now 60).
LK.gui.top.addChild(scoreText);
// --- Ava: Add finalScore text below the balance (score) text, make it white and smaller, and remove the label --- 
var finalScoreText = new Text2('0', {
	size: 48,
	fill: 0xFFFFFF,
	align: 'center',
	font: 'Impact'
});
finalScoreText.anchor.set(0.5, 0);
finalScoreText.y = scoreText.y + scoreText.height + 8; // 8px below balance
LK.gui.top.addChild(finalScoreText);
// Update function for finalScoreText
function updateFinalScoreDisplay() {
	if (finalScoreText) {
		finalScoreText.setText(getFinalScore().toString());
	}
}
// Call once at start
updateFinalScoreDisplay();
// --- Event Handlers ---
// --- Upgrades System ---
// Upgrade state variables
var upgrades = {
	fireDamage: 0,
	// Level
	fireRate: 0,
	// Level
	freeze: 0,
	// Level
	lightningChance: 0,
	// Level
	fire: 0,
	// Level
	critChance: 0 // Level
};
var upgradesPopup = null;
var upgradesButton = null;
var upgradesButtonActive = false;
var upgradesButtonWidth = 180;
var upgradesButtonHeight = 90;
var upgradesButtonPadding = 30;
var upgradesButtonY = 20; // Offset from top
var upgradesButtonX = WORLD_WIDTH - upgradesButtonWidth - upgradesButtonPadding;
// Shop system variables
var shopPopup = null;
var shopButton = null;
var shopButtonActive = false;
var shopButtonWidth = 180;
var shopButtonHeight = 90;
var shopButtonPadding = 30;
var shopButtonY = 220; // Position below upgrades button
var shopButtonX = WORLD_WIDTH - shopButtonWidth - shopButtonPadding;
// Shop item 1: Gradual healing effect variables
var gradualHealActive = false;
var gradualHealEndTime = 0;
var gradualHealLastTick = 0;
var gradualHealPausedTime = null;
// Shop item 1 cooldown variables
var healthRestoreCooldownActive = false;
var healthRestoreCooldownEndTime = 0;
var healthRestoreCooldownPausedTime = null;
// Shop item 2 cooldown variables (shield)
var shieldCooldownActive = false;
var shieldCooldownEndTime = 0;
var shieldCooldownPausedTime = null;
// Shop item 3 cooldown variables (rocket barrage)
var rocketBarrageCooldownActive = false;
var rocketBarrageCooldownEndTime = 0;
var rocketBarrageCooldownPausedTime = null;
// Shop item 4 cooldown variables (Tesla tower)
var teslaTowerCooldownActive = false;
var teslaTowerCooldownEndTime = 0;
var teslaTowerCooldownPausedTime = null;
// Shop item 5 cooldown variables (fire tower)
var fireTowerCooldownActive = false;
var fireTowerCooldownEndTime = 0;
var fireTowerCooldownPausedTime = null;
// Shop item 6 cooldown variables (ice tower)
var iceTowerCooldownActive = false;
var iceTowerCooldownEndTime = 0;
var iceTowerCooldownPausedTime = null;
// Shop item 3 rocket barrage variables
var rocketBarrageActive = false;
var rocketBarrageEndTime = 0;
var rocketBarragePausedTime = null;
var lastRocketLaunchTime = 0;
var rocketTargets = []; // Track which targets have been selected
var activeRockets = []; // Track active rockets
// Shop item 4 Tesla tower variables
var teslaTowerActive = false;
var teslaTowerEndTime = 0;
var teslaTowerPausedTime = null;
var lastTeslaStrikeTime = 0;
var teslaTowerGraphic = null;
var teslaSphereGraphic = null;
var teslaSphereGraphic2 = null; // Second Tesla sphere
var teslaSphereRotationDirection = 1; // Always clockwise
var teslaSphereRotationDirection2 = -1; // Always counterclockwise (opposite)
var TESLA_SPHERE_ROTATION_SPEED = 0.05; // Radians per frame
// Shop item 5 Fire tower variables
var fireTowerActive = false;
var fireTowerEndTime = 0;
var fireTowerPausedTime = null;
var lastFireStrikeTime = 0;
var fireTowerGraphic = null;
var fireFlameGraphic = null;
var fireFlameGraphic2 = null; // Second fire sphere
// Shop item 6 Ice tower variables
var iceTowerActive = false;
var iceTowerEndTime = 0;
var iceTowerPausedTime = null;
var lastIceStrikeTime = 0;
var iceTowerInstance = null;
// Freeze sound system - using timer-based cooldown instead of playing state check
var freezeSoundCooldownActive = false;
var freezeSoundCooldownEndTime = 0;
// Fire tower damage removed - projectiles now use their own damage for burn calculation
// Upgrade definitions
var UPGRADE_DEFS = [{
	key: 'fireDamage',
	name: 'Урон +',
	desc: 'Увеличить урон выстрела',
	tooltip: 'Увеличивает урон от каждого выстрела. Каждый уровень добавляет +20 урона к вашим атакам.',
	cost: function cost(level) {
		if (level === 0) {
			return 75;
		}
		if (level === 1) {
			return 150;
		}
		if (level === 2) {
			return 300;
		}
		if (level === 3) {
			return 600;
		}
		if (level === 4) {
			return 900;
		}
		if (level === 5) {
			return 1500;
		}
		if (level >= 6 && level <= 9) {
			return 3000;
		}
		return 3000;
	},
	max: 10
}, {
	key: 'fireRate',
	name: 'Скорострельность +',
	desc: 'Уменьшить задержку между выстрелами',
	tooltip: 'Уменьшает время между выстрелами, позволяя стрелять чаще.',
	cost: function cost(level) {
		if (level === 0) {
			return 75;
		}
		if (level === 1) {
			return 150;
		}
		if (level === 2) {
			return 300;
		}
		if (level === 3) {
			return 600;
		}
		if (level === 4) {
			return 900;
		}
		if (level === 5) {
			return 1500;
		}
		if (level >= 6 && level <= 9) {
			return 3000;
		}
		return 3000;
	},
	max: 10
}, {
	key: 'critChance',
	name: 'Критический урон +',
	desc: 'Увеличить шанс двойного урона',
	tooltip: 'Увеличивает шанс нанести двойной урон выстрелом. Каждый уровень добавляет +5% шанса критического удара.',
	cost: function cost(level) {
		if (level === 0) {
			return 75;
		}
		if (level === 1) {
			return 150;
		}
		if (level === 2) {
			return 300;
		}
		if (level === 3) {
			return 600;
		}
		if (level === 4) {
			return 900;
		}
		if (level === 5) {
			return 1500;
		}
		if (level >= 6 && level <= 9) {
			return 3000;
		}
		return 3000;
	},
	max: 10
}, {
	key: 'lightningChance',
	name: 'Шанс молнии +',
	desc: 'Увеличить шанс удара молнии',
	tooltip: 'Добавляет шанс поражения целей молнией, наносящей урон и перескакивающей на ближайших врагов. Каждый уровень добавляет +5% шанса.',
	cost: function cost(level) {
		if (level === 0) {
			return 75;
		}
		if (level === 1) {
			return 150;
		}
		if (level === 2) {
			return 300;
		}
		if (level === 3) {
			return 600;
		}
		if (level === 4) {
			return 900;
		}
		if (level === 5) {
			return 1500;
		}
		if (level >= 6 && level <= 9) {
			return 3000;
		}
		return 3000;
	},
	max: 10
}, {
	key: 'fire',
	name: 'Шанс поджога +',
	desc: 'Урон огнем со временем',
	tooltip: 'Добавляет шанс поджечь врагов, наносящий урон в течение 10 секунд. Огонь накладывается до 10 раз, увеличивая урон. Каждый уровень добавляет +5% шанса.',
	cost: function cost(level) {
		if (level === 0) {
			return 75;
		}
		if (level === 1) {
			return 150;
		}
		if (level === 2) {
			return 300;
		}
		if (level === 3) {
			return 600;
		}
		if (level === 4) {
			return 900;
		}
		if (level === 5) {
			return 1500;
		}
		if (level >= 6 && level <= 9) {
			return 3000;
		}
		return 3000;
	},
	max: 10
}, {
	key: 'freeze',
	name: 'Шанс заморозки +',
	desc: 'Замедление и заморозка врагов',
	tooltip: 'Добавляет шанс замедлить врагов на 50%. При 5 стаках враги полностью замерзают на 4 секунды. Каждый уровень добавляет +5% шанса.',
	cost: function cost(level) {
		if (level === 0) {
			return 75;
		}
		if (level === 1) {
			return 150;
		}
		if (level === 2) {
			return 300;
		}
		if (level === 3) {
			return 600;
		}
		if (level === 4) {
			return 900;
		}
		if (level === 5) {
			return 1500;
		}
		if (level >= 6 && level <= 9) {
			return 3000;
		}
		return 3000;
	},
	max: 10
}];
// Global variable for upgrade icon size
var iconSize = 360;
// Tooltip system variables
var currentTooltip = null;
// Language system variables
var currentLanguage = 'en'; // Default to English
var languageFlags = [];
var languages = ['en', 'ru', 'de', 'fr', 'es', 'tr'];
var flagAssets = ['Eng', 'Rus', 'Germ', 'Fran', 'Esp', 'Turkish']; // English, Russian, German, French, Spanish, Turkish
// Shop item data for tooltips and titles
var shopTitleData = {
	en: {
		shop1: 'Health Restore',
		shop2: 'Shield Protection',
		shop3: 'Rocket Barrage',
		shop4: 'Tesla Tower',
		shop5: 'Fire Tower',
		shop6: 'Ice Tower'
	},
	ru: {
		shop1: 'Восстановление здоровья',
		shop2: 'Щит защиты',
		shop3: 'Ракетный залп',
		shop4: 'Башня Тесла',
		shop5: 'Огненная башня',
		shop6: 'Ледяная башня'
	},
	de: {
		shop1: 'Gesundheit wiederherstellen',
		shop2: 'Schildschutz',
		shop3: 'Raketensperrfeuer',
		shop4: 'Tesla-Turm',
		shop5: 'Feuerturm',
		shop6: 'Eisturm'
	},
	fr: {
		shop1: 'Restauration de santé',
		shop2: 'Protection bouclier',
		shop3: 'Barrage de roquettes',
		shop4: 'Tour Tesla',
		shop5: 'Tour de feu',
		shop6: 'Tour de glace'
	},
	es: {
		shop1: 'Restaurar salud',
		shop2: 'Protección escudo',
		shop3: 'Barrera de cohetes',
		shop4: 'Torre Tesla',
		shop5: 'Torre de fuego',
		shop6: 'Torre de hielo'
	},
	tr: {
		shop1: 'Sağlık yenileme',
		shop2: 'Kalkan koruması',
		shop3: 'Roket barajı',
		shop4: 'Tesla kulesi',
		shop5: 'Ateş kulesi',
		shop6: 'Buz kulesi'
	}
};
var shopTooltipData = {
	en: {
		shop1: 'Gradually restores city health over 12 seconds. Heals 70 HP every second for a total of 840 HP restoration. Cooldown: 3 minutes.',
		shop2: 'Creates a protective shield around the city for 15 seconds. Shield blocks all incoming damage until destroyed. Cooldown: 3 minutes.',
		shop3: 'Launches homing rockets for 15 seconds. Rockets target enemies automatically and deal 500 damage each. Cooldown: 3 minutes.',
		shop4: 'Deploys a Tesla tower for 15 seconds. Shoots lightning every second that deals 250 damage and chains to up to 4 nearby enemies with 250 damage each. Cooldown: 3 minutes.',
		shop5: 'Summons a fire tower for 15 seconds. Shoots 17 burning projectiles every second that deal 100 damage each and apply fire tower burn (50 damage per second per stack). Cooldown: 3 minutes.',
		shop6: 'Creates an ice tower for 15 seconds. Fires 15 freezing spheres every 1.5 seconds that deal 50 damage each and completely freeze enemies for 2 seconds. Cooldown: 3 minutes.'
	},
	ru: {
		shop1: 'Постепенно восстанавливает здоровье города в течение 12 секунд. Лечит 70 ОЗ каждую секунду, всего 840 ОЗ. Перезарядка: 3 минуты.',
		shop2: 'Создает защитный щит вокруг города на 15 секунд. Щит блокирует весь входящий урон до уничтожения. Перезарядка: 3 минуты.',
		shop3: 'Запускает самонаводящиеся ракеты в течение 15 секунд. Ракеты автоматически находят врагов и наносят 500 урона каждая. Перезарядка: 3 минуты.',
		shop4: 'Размещает башню Тесла на 15 секунд. Стреляет молниями каждую секунду, наносящими 250 урона и перескакивающими на до 4 ближайших врагов с 250 уроном каждому. Перезарядка: 3 минуты.',
		shop5: 'Призывает огненную башню на 15 секунд. Стреляет 17 горящими снарядами каждую секунду, наносящими 100 урона каждый и накладывающими огненный ожог башни (50 урона в секунду за стак). Перезарядка: 3 минуты.',
		shop6: 'Создает ледяную башню на 15 секунд. Стреляет 15 замораживающими сферами каждые 1,5 секунды, наносящими 50 урона каждая и полностью замораживающими врагов на 2 секунды. Перезарядка: 3 минуты.'
	},
	de: {
		shop1: 'Stellt die Stadtgesundheit über 12 Sekunden allmählich wieder her. Heilt jede Sekunde 70 HP für insgesamt 840 HP.',
		shop2: 'Erstellt einen Schutzschild um die Stadt für 15 Sekunden. Schild blockiert allen eingehenden Schaden bis zur Zerstörung.',
		shop3: 'Startet suchende Raketen für 15 Sekunden. Raketen zielen automatisch auf Feinde und verursachen je 500 Schaden. Abklingzeit: 3 Minuten.',
		shop4: 'Stellt einen Tesla-Turm für 15 Sekunden auf. Schießt jede Sekunde Blitze, die 250 Schaden verursachen und auf bis zu 4 nahe Feinde mit je 250 Schaden überspringen.',
		shop5: 'Beschwört einen Feuerturm für 15 Sekunden. Schießt jede Sekunde 17 brennende Geschosse, die je 100 Schaden verursachen und Feuerturm-Brand auftragen (50 Schaden pro Sekunde pro Stapel).',
		shop6: 'Erstellt einen Eisturm für 15 Sekunden. Feuert alle 1,5 Sekunden 15 einfrierende Kugeln, die je 50 Schaden verursachen und Feinde 2 Sekunden lang vollständig einfrieren.'
	},
	fr: {
		shop1: 'Restaure progressivement la santé de la ville pendant 12 secondes. Soigne 70 PV chaque seconde pour un total de 840 PV.',
		shop2: 'Crée un bouclier protecteur autour de la ville pendant 15 secondes. Le bouclier bloque tous les dégâts entrants jusqu\'à destruction.',
		shop3: 'Lance des roquettes guidées pendant 15 secondes. Les roquettes ciblent automatiquement les ennemis et infligent 500 dégâts chacune. Temps de recharge: 3 minutes.',
		shop4: 'Déploie une tour Tesla pendant 15 secondes. Tire des éclairs chaque seconde qui infligent 250 dégâts et sautent vers jusqu\'à 4 ennemis proches avec 250 dégâts chacun.',
		shop5: 'Invoque une tour de feu pendant 15 secondes. Tire 17 projectiles brûlants chaque seconde qui infligent 100 dégâts chacun et appliquent la brûlure de tour de feu (50 dégâts par seconde par pile).',
		shop6: 'Crée une tour de glace pendant 15 secondes. Tire 15 sphères gelantes toutes les 1,5 secondes qui infligent 50 dégâts chacune et gèlent complètement les ennemis pendant 2 secondes.'
	},
	es: {
		shop1: 'Restaura gradualmente la salud de la ciudad durante 12 segundos. Cura 70 PS cada segundo para un total de 840 PS.',
		shop2: 'Crea un escudo protector alrededor de la ciudad durante 15 segundos. El escudo bloquea todo el daño entrante hasta ser destruido.',
		shop3: 'Lanza cohetes teledirigidos durante 15 segundos. Los cohetes apuntan automáticamente a enemigos y causan 500 daño cada uno. Tiempo de recarga: 3 minutos.',
		shop4: 'Despliega una torre Tesla durante 15 segundos. Dispara rayos cada segundo que causan 250 daño y saltan a hasta 4 enemigos cercanos con 250 daño cada uno.',
		shop5: 'Invoca una torre de fuego durante 15 segundos. Dispara 17 proyectiles ardientes cada segundo que causan 100 daño cada uno y aplican quemadura de torre de fuego (50 daño por segundo por acumulación).',
		shop6: 'Crea una torre de hielo durante 15 segundos. Dispara 15 esferas congelantes cada 1,5 segundos que causan 50 daño cada una y congelan completamente a los enemigos por 2 segundos.'
	},
	tr: {
		shop1: '12 saniye boyunca şehir sağlığını kademeli olarak yeniler. Her saniye 70 Can yeniler, toplamda 840 Can.',
		shop2: '15 saniye boyunca şehrin etrafında koruyucu kalkan oluşturur. Kalkan yok edilene kadar tüm gelen hasarı engeller.',
		shop3: '15 saniye boyunca güdümlü roketler fırlatır. Roketler otomatik olarak düşmanları hedefler ve her biri 500 hasar verir. Bekleme süresi: 3 dakika.',
		shop4: '15 saniye boyunca Tesla kulesi yerleştirir. Her saniye 250 hasar veren ve yakındaki 4 düşmana 250\'şer hasar ile zıplayan şimşekler atar.',
		shop5: '15 saniye boyunca ateş kulesi çağırır. Her saniye 100\'er hasar veren ve ateş kulesi yanığı uygulayan (yığın başına saniyede 50 hasar) 17 yanan mermi atar.',
		shop6: '15 saniye boyunca buz kulesi oluşturur. Her 1,5 saniyede 50\'şer hasar veren ve düşmanları 2 saniye boyunca tamamen donduran 15 dondurucu küre atar.'
	}
};
// Language data for tooltips
var languageData = {
	en: {
		fireDamage: 'Increases damage from each shot. Each level adds +20 damage to your attacks.',
		fireRate: 'Reduces time between shots, allowing you to shoot more frequently.',
		critChance: 'Increases chance to deal double damage with shots. Each level adds +5% critical hit chance.',
		lightningChance: 'Adds chance to strike targets with lightning that damages and jumps to nearby enemies. Each level adds +5% chance and +5% damage.',
		fire: 'Adds chance to ignite enemies, dealing damage over 10 seconds. Fire stacks up to 10 times, increasing damage. Each level adds +5% chance.',
		freeze: 'Adds chance to slow enemies by 50%. At 3 stacks enemies freeze completely for 4 seconds. Each level adds +5% chance.'
	},
	ru: {
		fireDamage: 'Увеличивает урон от каждого выстрела. Каждый уровень добавляет +20 урона к вашим атакам.',
		fireRate: 'Уменьшает время между выстрелами, позволяя стрелять чаще.',
		critChance: 'Увеличивает шанс нанести двойной урон выстрелом. Каждый уровень добавляет +5% шанса критического удара.',
		lightningChance: 'Добавляет шанс поражения целей молнией, наносящей урон и перескакивающей на ближайших врагов. Каждый уровень добавляет +5% шанса и +5% урона.',
		fire: 'Добавляет шанс поджечь врагов, наносящий урон в течение 10 секунд. Огонь накладывается до 10 раз, увеличивая урон. Каждый уровень добавляет +5% шанса.',
		freeze: 'Добавляет шанс замедлить врагов на 50%. При 3 стаках враги полностью замерзают на 4 секунды. Каждый уровень добавляет +5% шанса.'
	},
	de: {
		fireDamage: 'Erhöht den Schaden jedes Schusses. Jede Stufe fügt +20 Schaden zu Ihren Angriffen hinzu.',
		fireRate: 'Reduziert die Zeit zwischen Schüssen und ermöglicht häufigeres Schießen.',
		critChance: 'Erhöht die Chance, doppelten Schaden mit Schüssen zu verursachen. Jede Stufe fügt +5% kritische Trefferchance hinzu.',
		lightningChance: 'Fügt die Chance hinzu, Ziele mit Blitzen zu treffen, die Schaden verursachen und zu nahegelegenen Feinden springen. Jede Stufe fügt +5% Chance und +5% Schaden hinzu.',
		fire: 'Fügt die Chance hinzu, Feinde zu entzünden und 10 Sekunden lang Schaden zu verursachen. Feuer stapelt sich bis zu 10 Mal und erhöht den Schaden. Jede Stufe fügt +5% Chance hinzu.',
		freeze: 'Fügt die Chance hinzu, Feinde um 50% zu verlangsamen. Bei 3 Stapeln frieren Feinde 4 Sekunden lang komplett ein. Jede Stufe fügt +5% Chance hinzu.'
	},
	fr: {
		fireDamage: 'Augmente les dégâts de chaque tir. Chaque niveau ajoute +20 dégâts à vos attaques.',
		fireRate: 'Réduit le temps entre les tirs, permettant de tirer plus fréquemment.',
		critChance: 'Augmente les chances d\'infliger des dégâts doubles avec les tirs. Chaque niveau ajoute +5% de chance de coup critique.',
		lightningChance: 'Ajoute une chance de frapper les cibles avec la foudre qui inflige des dégâts et saute vers les ennemis proches. Chaque niveau ajoute +5% de chance et +5% de dégâts.',
		fire: 'Ajoute une chance d\'enflammer les ennemis, infligeant des dégâts pendant 10 secondes. Le feu se cumule jusqu\'à 10 fois, augmentant les dégâts. Chaque niveau ajoute +5% de chance.',
		freeze: 'Ajoute une chance de ralentir les ennemis de 50%. À 3 cumuls, les ennemis gèlent complètement pendant 4 secondes. Chaque niveau ajoute +5% de chance.'
	},
	es: {
		fireDamage: 'Aumenta el daño de cada disparo. Cada nivel añade +20 daño a tus ataques.',
		fireRate: 'Reduce el tiempo entre disparos, permitiendo disparar más frecuentemente.',
		critChance: 'Aumenta la posibilidad de infligir daño doble con los disparos. Cada nivel añade +5% de posibilidad de golpe crítico.',
		lightningChance: 'Añade posibilidad de golpear objetivos con rayos que infligen daño y saltan a enemigos cercanos. Cada nivel añade +5% de posibilidad y +5% de daño.',
		fire: 'Añade posibilidad de incendiar enemigos, infligiendo daño durante 10 segundos. El fuego se acumula hasta 10 veces, aumentando el daño. Cada nivel añade +5% de posibilidad.',
		freeze: 'Añade posibilidad de ralentizar enemigos en 50%. Con 3 acumulaciones los enemigos se congelan completamente durante 4 segundos. Cada nivel añade +5% de posibilidad.'
	},
	tr: {
		fireDamage: 'Her atışın hasarını artırır. Her seviye saldırılarınıza +20 hasar ekler.',
		fireRate: 'Atışlar arasındaki süreyi azaltır, daha sık ateş etmenizi sağlar.',
		critChance: 'Atışlarla çifte hasar verme şansını artırır. Her seviye +%5 kritik vuruş şansı ekler.',
		lightningChance: 'Hedefleri şimşekle vurma şansı ekler, hasar verir ve yakındaki düşmanlara zıplar. Her seviye +%5 şans ve +%5 hasar ekler.',
		fire: 'Düşmanları tutuşturma şansı ekler, 10 saniye boyunca hasar verir. Ateş 10 kata kadar birikir, hasarı artırır. Her seviye +%5 şans ekler.',
		freeze: 'Düşmanları %50 yavaşlatma şansı ekler. 3 birikimde düşmanlar 4 saniye boyunca tamamen donar. Her seviye +%5 şans ekler.'
	}
};
// Tooltip functions
function showUpgradeTooltip(upgradeKey, iconX, iconY) {
	if (currentTooltip) {
		hideUpgradeTooltip();
	}
	var upgradeDef = null;
	for (var i = 0; i < UPGRADE_DEFS.length; i++) {
		if (UPGRADE_DEFS[i].key === upgradeKey) {
			upgradeDef = UPGRADE_DEFS[i];
			break;
		}
	}
	if (!upgradeDef) {
		return;
	}
	currentTooltip = new Container();
	// Large tooltip background positioned in center of screen
	var tooltipWidth = 1000;
	var tooltipHeight = 600;
	var tooltipBg = LK.getAsset('Fon2', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: tooltipWidth / 1000,
		scaleY: tooltipHeight / 1000
	});
	tooltipBg.alpha = 1.0;
	tooltipBg.x = WORLD_WIDTH / 2;
	tooltipBg.y = WORLD_HEIGHT / 2 - 80;
	tooltipBg.interactive = false;
	tooltipBg.buttonMode = false;
	currentTooltip.addChild(tooltipBg);
	// Language flags above tooltip
	var flagSize = 120;
	var flagSpacing = 140;
	var totalFlagsWidth = languages.length * flagSpacing - (flagSpacing - flagSize);
	var flagStartX = WORLD_WIDTH / 2 - totalFlagsWidth / 2 + 60;
	var flagY = WORLD_HEIGHT / 2 - tooltipHeight / 2 - flagSize - 120 + 75;
	for (var f = 0; f < languages.length; f++) {
		(function (langIndex) {
			var flag = LK.getAsset(flagAssets[langIndex], {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: flagSize / 100,
				scaleY: flagSize / 100
			});
			flag.x = flagStartX + langIndex * flagSpacing;
			flag.y = flagY;
			flag.alpha = currentLanguage === languages[langIndex] ? 1.0 : 1.0;
			flag.interactive = true;
			flag.buttonMode = true;
			flag.down = function (x, y, obj) {
				// Add pulsation animation for feedback
				tween.stop(flag, {
					scaleX: true,
					scaleY: true
				});
				var originalScaleX = flag.scaleX || flagSize / 100;
				var originalScaleY = flag.scaleY || flagSize / 100;
				tween(flag, {
					scaleX: originalScaleX * 1.18,
					scaleY: originalScaleY * 1.18
				}, {
					duration: 90,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						tween(flag, {
							scaleX: originalScaleX,
							scaleY: originalScaleY
						}, {
							duration: 90,
							easing: tween.easeIn
						});
					}
				});
				// Switch language
				currentLanguage = languages[langIndex];
				// Update all flag alphas
				for (var ff = 0; ff < languageFlags.length; ff++) {
					languageFlags[ff].alpha = currentLanguage === languages[ff] ? 1.0 : 1.0;
				}
				// Update tooltip text
				var newTooltipText = languageData[currentLanguage][upgradeKey] || upgradeDef.tooltip;
				// Update title text with new language
				var newTitleText = titleData[currentLanguage][upgradeKey] || upgradeDef.name;
				titleText.setText(newTitleText);
				// Update tooltip text with new language
				var maxWidth = tooltipWidth - 160;
				var words = newTooltipText.split(' ');
				var lines = [];
				var currentLine = '';
				var charactersPerLine = Math.floor(maxWidth / 32);
				for (var w = 0; w < words.length; w++) {
					var testLine = currentLine + (currentLine ? ' ' : '') + words[w];
					if (testLine.length > charactersPerLine && currentLine) {
						lines.push(currentLine);
						currentLine = words[w];
					} else {
						currentLine = testLine;
					}
				}
				if (currentLine) {
					lines.push(currentLine);
				}
				var finalLines = [];
				for (var l = 0; l < lines.length; l++) {
					if (lines[l].length > charactersPerLine) {
						var longLine = lines[l];
						while (longLine.length > charactersPerLine) {
							var breakPoint = charactersPerLine;
							for (var bp = charactersPerLine - 1; bp > charactersPerLine * 0.7; bp--) {
								if (longLine[bp] === ' ') {
									breakPoint = bp;
									break;
								}
							}
							finalLines.push(longLine.substring(0, breakPoint));
							longLine = longLine.substring(breakPoint + (longLine[breakPoint] === ' ' ? 1 : 0));
						}
						if (longLine.length > 0) {
							finalLines.push(longLine);
						}
					} else {
						finalLines.push(lines[l]);
					}
				}
				tooltipText.setText(finalLines.join('\n'));
			};
			currentTooltip.addChild(flag);
			languageFlags.push(flag);
		})(f);
	}
	// Close button (X) in bottom center of tooltip using krest image
	var closeButton = LK.getAsset('krest', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.2,
		scaleY: 1.2
	});
	closeButton.x = WORLD_WIDTH / 2;
	closeButton.y = WORLD_HEIGHT / 2 + tooltipHeight / 2 - 80 + crosshairInstance.graphic.height + crosshairInstance.graphic.height + crosshairInstance.graphic.height - 8;
	closeButton.interactive = true;
	closeButton.buttonMode = true;
	closeButton.down = function (x, y, obj) {
		hideUpgradeTooltip();
	};
	currentTooltip.addChild(closeButton);
	// Language data for upgrade titles
	var titleData = {
		en: {
			fireDamage: 'Damage +',
			fireRate: 'Fire Rate +',
			critChance: 'Critical Damage +',
			lightningChance: 'Lightning Chance +',
			fire: 'Fire Chance +',
			freeze: 'Freeze Chance +'
		},
		ru: {
			fireDamage: 'Урон +',
			fireRate: 'Скорострельность +',
			critChance: 'Критический урон +',
			lightningChance: 'Шанс молнии +',
			fire: 'Шанс поджога +',
			freeze: 'Шанс заморозки +'
		},
		de: {
			fireDamage: 'Schaden +',
			fireRate: 'Feuerrate +',
			critChance: 'Kritischer Schaden +',
			lightningChance: 'Blitz-Chance +',
			fire: 'Feuer-Chance +',
			freeze: 'Frost-Chance +'
		},
		fr: {
			fireDamage: 'Dégâts +',
			fireRate: 'Cadence de tir +',
			critChance: 'Dégâts critiques +',
			lightningChance: 'Chance de foudre +',
			fire: 'Chance de feu +',
			freeze: 'Chance de gel +'
		},
		es: {
			fireDamage: 'Daño +',
			fireRate: 'Cadencia +',
			critChance: 'Daño crítico +',
			lightningChance: 'Oportunidad de rayo +',
			fire: 'Oportunidad de fuego +',
			freeze: 'Oportunidad de congelación +'
		},
		tr: {
			fireDamage: 'Hasar +',
			fireRate: 'Atış Hızı +',
			critChance: 'Kritik Hasar +',
			lightningChance: 'Şimşek Şansı +',
			fire: 'Ateş Şansı +',
			freeze: 'Dondurucu Şansı +'
		}
	};
	// Upgrade title
	var upgradeTitleText = titleData[currentLanguage][upgradeKey] || upgradeDef.name;
	var titleText = new Text2(upgradeTitleText, {
		size: 80,
		fill: 0xFFFF00,
		align: 'center',
		font: 'Impact'
	});
	titleText.anchor.set(0.5, 0);
	titleText.x = WORLD_WIDTH / 2;
	titleText.y = WORLD_HEIGHT / 2 - tooltipHeight / 2 + 20 - 50;
	currentTooltip.addChild(titleText);
	// Tooltip text with better word wrapping
	var tooltipText = new Text2('', {
		size: 60,
		fill: 0xFFFFFF,
		align: 'left',
		font: 'Impact'
	});
	tooltipText.anchor.set(0, 0);
	tooltipText.x = WORLD_WIDTH / 2 - tooltipWidth / 2 + 80;
	tooltipText.y = WORLD_HEIGHT / 2 - tooltipHeight / 2 + 90;
	// Get tooltip text in current language
	var tooltipTextContent = languageData[currentLanguage][upgradeKey] || upgradeDef.tooltip;
	// Improved word wrap for long text
	var maxWidth = tooltipWidth - 160;
	var words = tooltipTextContent.split(' ');
	var lines = [];
	var currentLine = '';
	var charactersPerLine = Math.floor(maxWidth / 32); // Approximate characters per line based on font size
	for (var w = 0; w < words.length; w++) {
		var testLine = currentLine + (currentLine ? ' ' : '') + words[w];
		if (testLine.length > charactersPerLine && currentLine) {
			lines.push(currentLine);
			currentLine = words[w];
		} else {
			currentLine = testLine;
		}
	}
	if (currentLine) {
		lines.push(currentLine);
	}
	// Add line breaks if text is still too long
	var finalLines = [];
	for (var l = 0; l < lines.length; l++) {
		if (lines[l].length > charactersPerLine) {
			// Force break long lines
			var longLine = lines[l];
			while (longLine.length > charactersPerLine) {
				var breakPoint = charactersPerLine;
				// Try to break at a space
				for (var bp = charactersPerLine - 1; bp > charactersPerLine * 0.7; bp--) {
					if (longLine[bp] === ' ') {
						breakPoint = bp;
						break;
					}
				}
				finalLines.push(longLine.substring(0, breakPoint));
				longLine = longLine.substring(breakPoint + (longLine[breakPoint] === ' ' ? 1 : 0));
			}
			if (longLine.length > 0) {
				finalLines.push(longLine);
			}
		} else {
			finalLines.push(lines[l]);
		}
	}
	tooltipText.setText(finalLines.join('\n'));
	currentTooltip.addChild(tooltipText);
	// Position tooltip in center
	currentTooltip.x = 0;
	currentTooltip.y = 0;
	upgradesPopup.addChild(currentTooltip);
}
function hideUpgradeTooltip() {
	if (currentTooltip && currentTooltip.parent) {
		currentTooltip.parent.removeChild(currentTooltip);
	}
	currentTooltip = null;
	languageFlags = []; // Clear language flags array
}
// Shop tooltip functions
function showShopTooltip(shopKey, iconX, iconY) {
	if (currentTooltip) {
		hideUpgradeTooltip();
	}
	currentTooltip = new Container();
	// Large tooltip background positioned in center of screen
	var tooltipWidth = 1000;
	var tooltipHeight = 600;
	var tooltipBg = LK.getAsset('Fon2', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: tooltipWidth / 1000,
		scaleY: tooltipHeight / 1000
	});
	tooltipBg.alpha = 1.0;
	tooltipBg.x = WORLD_WIDTH / 2;
	tooltipBg.y = WORLD_HEIGHT / 2 - 80;
	tooltipBg.interactive = false;
	tooltipBg.buttonMode = false;
	currentTooltip.addChild(tooltipBg);
	// Language flags above tooltip
	var flagSize = 120;
	var flagSpacing = 140;
	var totalFlagsWidth = languages.length * flagSpacing - (flagSpacing - flagSize);
	var flagStartX = WORLD_WIDTH / 2 - totalFlagsWidth / 2 + 60;
	var flagY = WORLD_HEIGHT / 2 - tooltipHeight / 2 - flagSize - 120 + 75;
	for (var f = 0; f < languages.length; f++) {
		(function (langIndex) {
			var flag = LK.getAsset(flagAssets[langIndex], {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: flagSize / 100,
				scaleY: flagSize / 100
			});
			flag.x = flagStartX + langIndex * flagSpacing;
			flag.y = flagY;
			flag.alpha = currentLanguage === languages[langIndex] ? 1.0 : 1.0;
			flag.interactive = true;
			flag.buttonMode = true;
			flag.down = function (x, y, obj) {
				// Add pulsation animation for feedback
				tween.stop(flag, {
					scaleX: true,
					scaleY: true
				});
				var originalScaleX = flag.scaleX || flagSize / 100;
				var originalScaleY = flag.scaleY || flagSize / 100;
				tween(flag, {
					scaleX: originalScaleX * 1.18,
					scaleY: originalScaleY * 1.18
				}, {
					duration: 90,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						tween(flag, {
							scaleX: originalScaleX,
							scaleY: originalScaleY
						}, {
							duration: 90,
							easing: tween.easeIn
						});
					}
				});
				// Switch language
				currentLanguage = languages[langIndex];
				// Update all flag alphas
				for (var ff = 0; ff < languageFlags.length; ff++) {
					languageFlags[ff].alpha = currentLanguage === languages[ff] ? 1.0 : 1.0;
				}
				// Update tooltip text
				var newTooltipText = shopTooltipData[currentLanguage][shopKey] || shopTooltipData['en'][shopKey];
				// Update title text with new language
				var newTitleText = shopTitleData[currentLanguage][shopKey] || shopTitleData['en'][shopKey];
				titleText.setText(newTitleText);
				// Update tooltip text with new language
				var maxWidth = tooltipWidth - 160;
				var words = newTooltipText.split(' ');
				var lines = [];
				var currentLine = '';
				var charactersPerLine = Math.floor(maxWidth / 32);
				for (var w = 0; w < words.length; w++) {
					var testLine = currentLine + (currentLine ? ' ' : '') + words[w];
					if (testLine.length > charactersPerLine && currentLine) {
						lines.push(currentLine);
						currentLine = words[w];
					} else {
						currentLine = testLine;
					}
				}
				if (currentLine) {
					lines.push(currentLine);
				}
				var finalLines = [];
				for (var l = 0; l < lines.length; l++) {
					if (lines[l].length > charactersPerLine) {
						var longLine = lines[l];
						while (longLine.length > charactersPerLine) {
							var breakPoint = charactersPerLine;
							for (var bp = charactersPerLine - 1; bp > charactersPerLine * 0.7; bp--) {
								if (longLine[bp] === ' ') {
									breakPoint = bp;
									break;
								}
							}
							finalLines.push(longLine.substring(0, breakPoint));
							longLine = longLine.substring(breakPoint + (longLine[breakPoint] === ' ' ? 1 : 0));
						}
						if (longLine.length > 0) {
							finalLines.push(longLine);
						}
					} else {
						finalLines.push(lines[l]);
					}
				}
				tooltipText.setText(finalLines.join('\n'));
			};
			currentTooltip.addChild(flag);
			languageFlags.push(flag);
		})(f);
	}
	// Close button (X) in bottom center of tooltip using krest image
	var closeButton = LK.getAsset('krest', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.2,
		scaleY: 1.2
	});
	closeButton.x = WORLD_WIDTH / 2;
	closeButton.y = WORLD_HEIGHT / 2 + tooltipHeight / 2 - 80 + crosshairInstance.graphic.height + crosshairInstance.graphic.height + crosshairInstance.graphic.height - 8;
	closeButton.interactive = true;
	closeButton.buttonMode = true;
	closeButton.down = function (x, y, obj) {
		hideUpgradeTooltip();
	};
	currentTooltip.addChild(closeButton);
	// Shop title
	var shopTitleText = shopTitleData[currentLanguage][shopKey] || shopTitleData['en'][shopKey];
	var titleText = new Text2(shopTitleText, {
		size: 80,
		fill: 0xFFFF00,
		align: 'center',
		font: 'Impact'
	});
	titleText.anchor.set(0.5, 0);
	titleText.x = WORLD_WIDTH / 2;
	titleText.y = WORLD_HEIGHT / 2 - tooltipHeight / 2 + 20 - 50;
	currentTooltip.addChild(titleText);
	// Tooltip text with better word wrapping
	var tooltipText = new Text2('', {
		size: 60,
		fill: 0xFFFFFF,
		align: 'left',
		font: 'Impact'
	});
	tooltipText.anchor.set(0, 0);
	tooltipText.x = WORLD_WIDTH / 2 - tooltipWidth / 2 + 80;
	tooltipText.y = WORLD_HEIGHT / 2 - tooltipHeight / 2 + 90;
	// Get tooltip text in current language
	var tooltipTextContent = shopTooltipData[currentLanguage][shopKey] || shopTooltipData['en'][shopKey];
	// Improved word wrap for long text
	var maxWidth = tooltipWidth - 160;
	var words = tooltipTextContent.split(' ');
	var lines = [];
	var currentLine = '';
	var charactersPerLine = Math.floor(maxWidth / 32); // Approximate characters per line based on font size
	for (var w = 0; w < words.length; w++) {
		var testLine = currentLine + (currentLine ? ' ' : '') + words[w];
		if (testLine.length > charactersPerLine && currentLine) {
			lines.push(currentLine);
			currentLine = words[w];
		} else {
			currentLine = testLine;
		}
	}
	if (currentLine) {
		lines.push(currentLine);
	}
	// Add line breaks if text is still too long
	var finalLines = [];
	for (var l = 0; l < lines.length; l++) {
		if (lines[l].length > charactersPerLine) {
			// Force break long lines
			var longLine = lines[l];
			while (longLine.length > charactersPerLine) {
				var breakPoint = charactersPerLine;
				// Try to break at a space
				for (var bp = charactersPerLine - 1; bp > charactersPerLine * 0.7; bp--) {
					if (longLine[bp] === ' ') {
						breakPoint = bp;
						break;
					}
				}
				finalLines.push(longLine.substring(0, breakPoint));
				longLine = longLine.substring(breakPoint + (longLine[breakPoint] === ' ' ? 1 : 0));
			}
			if (longLine.length > 0) {
				finalLines.push(longLine);
			}
		} else {
			finalLines.push(lines[l]);
		}
	}
	tooltipText.setText(finalLines.join('\n'));
	currentTooltip.addChild(tooltipText);
	// Position tooltip in center
	currentTooltip.x = 0;
	currentTooltip.y = 0;
	shopPopup.addChild(currentTooltip);
}
// Create upgrades button (top right, not in topLeft)
upgradesButton = LK.getAsset('upgrade', {
	anchorX: 1,
	anchorY: 0,
	scaleX: upgradesButtonWidth / 800,
	// Scale to fit button size (upgrade asset is 800px wide)
	scaleY: upgradesButtonHeight / 400 // Scale to fit button size (upgrade asset is 400px tall)
});
// Place button at top right, but not in the top left 100x100 area
upgradesButton.x = -upgradesButtonPadding; // Will be positioned by LK.gui.topRight
upgradesButton.y = upgradesButtonY;
upgradesButton.interactive = true;
upgradesButton.buttonMode = true;
upgradesButton.visible = true;
upgradesButtonActive = false;
LK.gui.topRight.addChild(upgradesButton);
// Also add a large invisible hit area to make it easier to tap
if (!upgradesButton.hitArea) {
	var hitArea = LK.getAsset('fon', {
		anchorX: 1,
		anchorY: 0,
		scaleX: 220 / 2048,
		scaleY: 100 / 2732
	});
	hitArea.x = upgradesButton.x;
	hitArea.y = upgradesButton.y;
	hitArea.alpha = 0.01;
	hitArea.interactive = true;
	hitArea.buttonMode = true;
	LK.gui.topRight.addChild(hitArea);
	hitArea.on('down', function (x, y, obj) {
		if (!upgradesButtonActive && !controlsPopup && !shopPopup) {
			showUpgradesPopup();
		}
	});
}
// Create shop button (top right, below upgrades button)
shopButton = LK.getAsset('shop_button', {
	anchorX: 1,
	anchorY: 0,
	scaleX: 1,
	scaleY: 1
});
// Place button at top right, below upgrades button
shopButton.x = -shopButtonPadding; // Will be positioned by LK.gui.topRight
shopButton.y = shopButtonY;
shopButton.interactive = true;
shopButton.buttonMode = true;
shopButton.visible = true;
shopButtonActive = false;
LK.gui.topRight.addChild(shopButton);
// Also add a large invisible hit area to make it easier to tap
if (!shopButton.hitArea) {
	var shopHitArea = LK.getAsset('fon', {
		anchorX: 1,
		anchorY: 0,
		scaleX: 300 / 2048,
		scaleY: 150 / 2732
	});
	shopHitArea.x = shopButton.x;
	shopHitArea.y = shopButton.y;
	shopHitArea.alpha = 0.01;
	shopHitArea.interactive = true;
	shopHitArea.buttonMode = true;
	LK.gui.topRight.addChild(shopHitArea);
	shopHitArea.on('down', function (x, y, obj) {
		if (!shopButtonActive && !upgradesPopup && !controlsPopup) {
			showShopPopup();
		}
	});
}
// Control settings variables
var controlsPopup = null;
var controlsButton = null;
var controlsButtonActive = false;
var controlsButtonWidth = 180;
var controlsButtonHeight = 90;
var useJoystickControl = true; // Default to joystick control
// Controls popup container
function showControlsPopup() {
	if (controlsPopup) {
		return;
	} // Already open
	LK.getSound('menu').play();
	controlsPopup = new Container();
	// Dimmed background
	var popupBg = LK.getAsset('fon', {
		anchorX: 0,
		anchorY: 0,
		scaleX: 1,
		scaleY: 1
	});
	popupBg.tint = 0x1a1a2e;
	popupBg.alpha = 0.85;
	popupBg.width = WORLD_WIDTH;
	popupBg.height = WORLD_HEIGHT;
	popupBg.interactive = false;
	popupBg.buttonMode = false;
	controlsPopup.addChild(popupBg);
	// Popup window
	var popupWidth = 1200;
	var popupHeight = 800;
	var popupWin = LK.getAsset('fonsettings', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: popupWidth / 3000,
		scaleY: popupHeight / 4000
	});
	popupWin.x = WORLD_WIDTH / 2;
	popupWin.y = WORLD_HEIGHT / 2;
	popupWin.alpha = 0.98;
	controlsPopup.addChild(popupWin);
	// Close button (X) in bottom center of controls popup using krest image
	var controlsCloseButton = LK.getAsset('krest', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.5,
		scaleY: 1.5
	});
	controlsCloseButton.x = WORLD_WIDTH / 2;
	controlsCloseButton.y = WORLD_HEIGHT / 2 + popupHeight / 2 - 80 + 300 + 10 + 10 + 10 + 10;
	controlsCloseButton.interactive = true;
	controlsCloseButton.buttonMode = true;
	controlsCloseButton.down = function (x, y, obj) {
		closeControlsPopup();
	};
	controlsPopup.addChild(controlsCloseButton);
	// Title removed as requested
	// Joystick control button
	var joystickButtonWidth = 300;
	var joystickButtonHeight = 300;
	var joystickControlButton = LK.getAsset('joy', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: joystickButtonWidth / 300,
		scaleY: joystickButtonHeight / 300
	});
	joystickControlButton.x = WORLD_WIDTH / 2 - 300;
	joystickControlButton.y = WORLD_HEIGHT / 2 + 50;
	joystickControlButton.tint = useJoystickControl ? 0x00FF00 : 0x808080;
	joystickControlButton.interactive = true;
	joystickControlButton.buttonMode = true;
	controlsPopup.addChild(joystickControlButton);
	// Mouse control button
	var mouseControlButton = LK.getAsset('mouse', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: joystickButtonWidth / 300,
		scaleY: joystickButtonHeight / 400
	});
	mouseControlButton.x = WORLD_WIDTH / 2 + 300;
	mouseControlButton.y = WORLD_HEIGHT / 2 + 50;
	mouseControlButton.tint = !useJoystickControl ? 0x00FF00 : 0x808080;
	mouseControlButton.interactive = true;
	mouseControlButton.buttonMode = true;
	controlsPopup.addChild(mouseControlButton);
	// Button interactions
	joystickControlButton.on('down', function (x, y, obj) {
		if (!useJoystickControl) {
			useJoystickControl = true;
			isMouseControlling = false;
			joystickControlButton.tint = 0x00FF00;
			mouseControlButton.tint = 0x808080;
			LK.getSound('peretik').play();
		}
	});
	mouseControlButton.on('down', function (x, y, obj) {
		if (useJoystickControl) {
			useJoystickControl = false;
			isMouseControlling = true;
			joystickControlButton.tint = 0x808080;
			mouseControlButton.tint = 0x00FF00;
			// Hide joystick when switching to mouse control
			joystickInstance.visible = false;
			LK.getSound('peretik').play();
		}
	});
	// Add popup to game
	game.addChild(controlsPopup);
	controlsButtonActive = true;
	controlsButton.visible = false;
	controlsButton.interactive = false;
	controlsButton.buttonMode = false;
	// Hide upgrades and shop buttons when controls popup is open
	upgradesButton.visible = false;
	upgradesButton.interactive = false;
	upgradesButton.buttonMode = false;
	shopButton.visible = false;
	shopButton.interactive = false;
	shopButton.buttonMode = false;
}
function closeControlsPopup() {
	if (controlsPopup && controlsPopup.parent) {
		controlsPopup.parent.removeChild(controlsPopup);
		LK.getSound('menu').play();
	}
	controlsPopup = null;
	controlsButtonActive = false;
	controlsButton.visible = true;
	controlsButton.interactive = true;
	controlsButton.buttonMode = true;
	// Show upgrades and shop buttons when controls popup is closed
	upgradesButton.visible = true;
	upgradesButton.interactive = true;
	upgradesButton.buttonMode = true;
	shopButton.visible = true;
	shopButton.interactive = true;
	shopButton.buttonMode = true;
}
// Shop popup container
function showShopPopup() {
	if (shopPopup) {
		return;
	} // Already open
	LK.getSound('menu').play();
	shopPopup = new Container();
	// Dimmed background for shop popup
	var popupBg = LK.getAsset('fon', {
		anchorX: 0,
		anchorY: 0,
		scaleX: 1,
		scaleY: 1
	});
	popupBg.tint = 0x2e1a1a; // Dark red-purple color for shop background
	popupBg.alpha = 0.85;
	popupBg.width = WORLD_WIDTH;
	popupBg.height = WORLD_HEIGHT;
	popupBg.interactive = false;
	popupBg.buttonMode = false;
	shopPopup.addChild(popupBg);
	// Popup window
	var popupWidth = 1800;
	var popupHeight = 1650;
	var popupWin = LK.getAsset('Fonshop', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: popupWidth / 2048,
		scaleY: popupHeight / 2732
	});
	popupWin.x = WORLD_WIDTH / 2;
	popupWin.y = WORLD_HEIGHT / 2;
	popupWin.alpha = 0.98;
	shopPopup.addChild(popupWin);
	// Close button (X) in bottom center of shop popup using krest image
	var shopCloseButton = LK.getAsset('krest', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.5,
		scaleY: 1.5
	});
	shopCloseButton.x = WORLD_WIDTH / 2;
	shopCloseButton.y = WORLD_HEIGHT / 2 + popupHeight / 2 - 100 + 200 + 80;
	shopCloseButton.interactive = true;
	shopCloseButton.buttonMode = true;
	shopCloseButton.down = function (x, y, obj) {
		closeShopPopup();
	};
	shopPopup.addChild(shopCloseButton);
	// Shop icons grid (3x2) - same layout as upgrades
	var iconSize = 360;
	var availableWidth = popupWidth - 60;
	var availableHeight = popupHeight - 220;
	var cols = 3;
	var rows = 2;
	var iconSpacingX = availableWidth / (cols - 1);
	var iconSpacingY = availableHeight / (rows - 1);
	var gridStartX = WORLD_WIDTH / 2 - availableWidth / 2;
	var gridStartY = popupWin.y - popupHeight / 2 + 80 + 480;
	for (var i = 0; i < 6; i++) {
		(function (i) {
			var row = Math.floor(i / 3);
			var col = i % 3;
			// Move leftmost and rightmost icons closer to center
			var iconX = gridStartX + col * iconSpacingX;
			if (col === 0) {
				iconX += 300;
			}
			if (col === 2) {
				iconX -= 300;
			}
			var iconY = gridStartY + row * iconSpacingY;
			// Move bottom row up
			if (row === 1) {
				iconY = iconY - 650;
			}
			// Create numbered shop icon
			var iconBg = LK.getAsset('shop_icon_' + (i + 1), {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: iconSize / 360,
				scaleY: iconSize / 360
			});
			iconBg.x = iconX;
			iconBg.y = iconY;
			shopPopup.addChild(iconBg);
			// Add number text to icon, except for icon 1 (i === 0), icon 2 (i === 1), icon 3 (i === 2), icon 4 (i === 3), icon 5 (i === 4), and icon 6 (i === 5)
			if (i !== 0 && i !== 1 && i !== 2 && i !== 3 && i !== 4 && i !== 5) {
				var numberText = new Text2((i + 1).toString(), {
					size: 120,
					fill: 0xFFFFFF,
					align: 'center',
					font: 'Impact'
				});
				numberText.anchor.set(0.5, 0.5);
				numberText.x = iconX;
				numberText.y = iconY;
				shopPopup.addChild(numberText);
			}
			// --- Shop Item 1: City Health Restore ---
			// Add price label above icon 1
			if (i === 0) {
				var cityHealPrice = 100;
				var priceText = new Text2("$" + cityHealPrice, {
					size: 90,
					fill: 0x00FF00,
					align: 'center',
					font: 'Impact'
				});
				priceText.anchor.set(0.5, 1);
				priceText.x = iconX;
				priceText.y = iconY - iconSize / 2 - 10;
				shopPopup.addChild(priceText);
			} else if (i === 1) {
				// Add price label above icon 2 (shield)
				var shieldPrice = 100;
				var priceText = new Text2("$" + shieldPrice, {
					size: 90,
					fill: 0x00FF00,
					align: 'center',
					font: 'Impact'
				});
				priceText.anchor.set(0.5, 1);
				priceText.x = iconX;
				priceText.y = iconY - iconSize / 2 - 10;
				shopPopup.addChild(priceText);
			} else if (i === 2) {
				// Add price label above icon 3 (rocket barrage)
				var rocketBarragePrice = 100;
				var priceText = new Text2("$" + rocketBarragePrice, {
					size: 90,
					fill: 0x00FF00,
					align: 'center',
					font: 'Impact'
				});
				priceText.anchor.set(0.5, 1);
				priceText.x = iconX;
				priceText.y = iconY - iconSize / 2 - 10;
				shopPopup.addChild(priceText);
			} else if (i === 3) {
				// Add price label above icon 4 (Tesla tower)
				var teslaTowerPrice = 200;
				var priceText = new Text2("$" + teslaTowerPrice, {
					size: 90,
					fill: 0x00FF00,
					align: 'center',
					font: 'Impact'
				});
				priceText.anchor.set(0.5, 1);
				priceText.x = iconX;
				priceText.y = iconY - iconSize / 2 - 10;
				shopPopup.addChild(priceText);
			} else if (i === 4) {
				// Add price label above icon 5 (fire tower)
				var fireTowerPrice = 200;
				var priceText = new Text2("$" + fireTowerPrice, {
					size: 90,
					fill: 0x00FF00,
					align: 'center',
					font: 'Impact'
				});
				priceText.anchor.set(0.5, 1);
				priceText.x = iconX;
				priceText.y = iconY - iconSize / 2 - 10;
				shopPopup.addChild(priceText);
			} else if (i === 5) {
				// Add price label above icon 6 (ice tower)
				var iceTowerPrice = 200;
				var priceText = new Text2("$" + iceTowerPrice, {
					size: 90,
					fill: 0x00FF00,
					align: 'center',
					font: 'Impact'
				});
				priceText.anchor.set(0.5, 1);
				priceText.x = iconX;
				priceText.y = iconY - iconSize / 2 - 10;
				shopPopup.addChild(priceText);
			}
			// Add cooldown timer text for each icon
			var cooldownText = new Text2('', {
				size: 70,
				fill: 0xFFFFFF,
				align: 'center',
				font: 'Impact'
			});
			cooldownText.anchor.set(0.5, 0.5);
			cooldownText.x = iconX;
			cooldownText.y = iconY;
			cooldownText.visible = false;
			shopPopup.addChild(cooldownText);
			// Store references for cooldown updates
			iconBg.cooldownText = cooldownText;
			iconBg.shopItemIndex = i;
			// --- Ava: Normalize cooldowns to always show 60s and decrement by 1 every second ---
			if (i === 0 && healthRestoreCooldownActive) {
				iconBg.alpha = 0.5;
				cooldownText.visible = true;
				// Calculate seconds left as integer countdown from 60
				var secondsLeft = Math.max(1, 60 - Math.floor((LK.ticks * (1000 / 60) - (healthRestoreCooldownEndTime - 60000)) / 1000));
				cooldownText.setText(secondsLeft + 's');
			} else if (i === 1 && shieldCooldownActive) {
				iconBg.alpha = 0.5;
				cooldownText.visible = true;
				var secondsLeft = Math.max(1, 60 - Math.floor((LK.ticks * (1000 / 60) - (shieldCooldownEndTime - 60000)) / 1000));
				cooldownText.setText(secondsLeft + 's');
			} else if (i === 2 && rocketBarrageCooldownActive) {
				iconBg.alpha = 0.5;
				cooldownText.visible = true;
				var secondsLeft = Math.max(1, 60 - Math.floor((LK.ticks * (1000 / 60) - (rocketBarrageCooldownEndTime - 60000)) / 1000));
				cooldownText.setText(secondsLeft + 's');
			} else if (i === 3 && teslaTowerCooldownActive) {
				iconBg.alpha = 0.5;
				cooldownText.visible = true;
				var secondsLeft = Math.max(1, 60 - Math.floor((LK.ticks * (1000 / 60) - (teslaTowerCooldownEndTime - 60000)) / 1000));
				cooldownText.setText(secondsLeft + 's');
			} else if (i === 4 && fireTowerCooldownActive) {
				iconBg.alpha = 0.5;
				cooldownText.visible = true;
				var secondsLeft = Math.max(1, 60 - Math.floor((LK.ticks * (1000 / 60) - (fireTowerCooldownEndTime - 60000)) / 1000));
				cooldownText.setText(secondsLeft + 's');
			} else if (i === 5 && iceTowerCooldownActive) {
				iconBg.alpha = 0.5;
				cooldownText.visible = true;
				var secondsLeft = Math.max(1, 60 - Math.floor((LK.ticks * (1000 / 60) - (iceTowerCooldownEndTime - 60000)) / 1000));
				cooldownText.setText(secondsLeft + 's');
			}
			// Create info icon in top-right corner of shop icon using iconI asset
			var shopInfoIcon = LK.getAsset('iconI', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: 1.5,
				scaleY: 1.5
			});
			shopInfoIcon.alpha = 0.8;
			shopInfoIcon.x = iconX + iconSize / 2 - 30;
			shopInfoIcon.y = iconY - iconSize / 2 + 30;
			shopPopup.addChild(shopInfoIcon);
			// Info icon interaction for shop items
			shopInfoIcon.interactive = true;
			shopInfoIcon.buttonMode = true;
			shopInfoIcon.down = function (x, y, obj) {
				showShopTooltip('shop' + (i + 1), iconX, iconY);
			};
			// Button interaction
			iconBg.interactive = true;
			iconBg.buttonMode = true;
			iconBg.on('down', function (x, y, obj) {
				// Check cooldown state before allowing interaction
				var currentTime = LK.ticks * (1000 / 60);
				var isCurrentlyCoolingDown = false;
				var cooldownEnd = 0;
				if (i === 0) {
					isCurrentlyCoolingDown = healthRestoreCooldownActive && currentTime < healthRestoreCooldownEndTime;
					cooldownEnd = healthRestoreCooldownEndTime;
				} else if (i === 1) {
					isCurrentlyCoolingDown = shieldCooldownActive && currentTime < shieldCooldownEndTime;
					cooldownEnd = shieldCooldownEndTime;
				} else if (i === 2) {
					isCurrentlyCoolingDown = rocketBarrageCooldownActive && currentTime < rocketBarrageCooldownEndTime;
					cooldownEnd = rocketBarrageCooldownEndTime;
				} else if (i === 3) {
					isCurrentlyCoolingDown = teslaTowerCooldownActive && currentTime < teslaTowerCooldownEndTime;
					cooldownEnd = teslaTowerCooldownEndTime;
				} else if (i === 4) {
					isCurrentlyCoolingDown = fireTowerCooldownActive && currentTime < fireTowerCooldownEndTime;
					cooldownEnd = fireTowerCooldownEndTime;
				} else if (i === 5) {
					isCurrentlyCoolingDown = iceTowerCooldownActive && currentTime < iceTowerCooldownEndTime;
					cooldownEnd = iceTowerCooldownEndTime;
				}
				if (isCurrentlyCoolingDown) {
					// Show correct timer immediately, never 0s
					if (iconBg.cooldownText) {
						var msLeft = Math.max(0, cooldownEnd - currentTime);
						var secondsLeft = Math.ceil(msLeft / 1000);
						if (msLeft > 0 && secondsLeft === 0) {
							secondsLeft = 1;
						}
						iconBg.cooldownText.setText(secondsLeft + 's');
						iconBg.cooldownText.visible = true;
						iconBg.alpha = 0.5;
					}
					LK.getSound('stop').play();
					// Store original position if not already stored
					if (iconBg.originalX === undefined) {
						iconBg.originalX = iconBg.x;
					}
					// Stop any existing shake animation
					tween.stop(iconBg, {
						x: true
					});
					// Shake animation - quick left-right movement
					var shakeDistance = 20;
					var shakeSpeed = 50;
					tween(iconBg, {
						x: iconBg.originalX - shakeDistance
					}, {
						duration: shakeSpeed,
						easing: tween.easeOut,
						onFinish: function onFinish() {
							tween(iconBg, {
								x: iconBg.originalX + shakeDistance
							}, {
								duration: shakeSpeed,
								easing: tween.easeInOut,
								onFinish: function onFinish() {
									tween(iconBg, {
										x: iconBg.originalX - shakeDistance
									}, {
										duration: shakeSpeed,
										easing: tween.easeInOut,
										onFinish: function onFinish() {
											tween(iconBg, {
												x: iconBg.originalX + shakeDistance
											}, {
												duration: shakeSpeed,
												easing: tween.easeInOut,
												onFinish: function onFinish() {
													tween(iconBg, {
														x: iconBg.originalX
													}, {
														duration: shakeSpeed,
														easing: tween.easeIn
													});
												}
											});
										}
									});
								}
							});
						}
					});
					return; // Don't allow purchase during cooldown
				}
				// --- Immediately update visual state after purchase ---
				// Force immediate visual update after purchase by checking the cooldown flags that were just set
				var currentTime = LK.ticks * (1000 / 60);
				var isCooldownNowActive = false;
				var cooldownEndTime = 0;
				// Check cooldown state immediately after purchase
				if (i === 0) {
					isCooldownNowActive = healthRestoreCooldownActive;
					cooldownEndTime = healthRestoreCooldownEndTime;
				} else if (i === 1) {
					isCooldownNowActive = shieldCooldownActive;
					cooldownEndTime = shieldCooldownEndTime;
				} else if (i === 2) {
					isCooldownNowActive = rocketBarrageCooldownActive;
					cooldownEndTime = rocketBarrageCooldownEndTime;
				} else if (i === 3) {
					isCooldownNowActive = teslaTowerCooldownActive;
					cooldownEndTime = teslaTowerCooldownEndTime;
				} else if (i === 4) {
					isCooldownNowActive = fireTowerCooldownActive;
					cooldownEndTime = fireTowerCooldownEndTime;
				} else if (i === 5) {
					isCooldownNowActive = iceTowerCooldownActive;
					cooldownEndTime = iceTowerCooldownEndTime;
				}
				// Apply immediate visual update - force update the current icon
				if (isCooldownNowActive && iconBg.cooldownText) {
					// Apply immediate dimming and timer
					iconBg.alpha = 0.5; // 50% dimming
					iconBg.cooldownText.visible = true;
					// --- Ava: Always show 60s at start, decrement by 1 per second, never 0s ---
					var cooldownStart = 0;
					if (i === 0) {
						cooldownStart = healthRestoreCooldownEndTime - 60000;
					} else if (i === 1) {
						cooldownStart = shieldCooldownEndTime - 60000;
					} else if (i === 2) {
						cooldownStart = rocketBarrageCooldownEndTime - 60000;
					} else if (i === 3) {
						cooldownStart = teslaTowerCooldownEndTime - 60000;
					} else if (i === 4) {
						cooldownStart = fireTowerCooldownEndTime - 60000;
					} else if (i === 5) {
						cooldownStart = iceTowerCooldownEndTime - 60000;
					}
					var secondsLeft = Math.max(1, 60 - Math.floor((currentTime - cooldownStart) / 1000));
					iconBg.cooldownText.setText(secondsLeft + 's');
				} else if (iconBg.cooldownText) {
					// No cooldown - restore normal appearance
					iconBg.alpha = 1.0;
					iconBg.cooldownText.visible = false;
					iconBg.cooldownText.setText('');
				}
				if (i === 0) {
					// Shop item 1: Gradual city health restore
					var cityHealPrice = 20;
					// Check if cooldown is active
					if (healthRestoreCooldownActive) {
						return;
					}
					if (LK.getScore() < cityHealPrice) {
						LK.getSound('stop').play();
						// Store original position if not already stored
						if (iconBg.originalX === undefined) {
							iconBg.originalX = iconBg.x;
						}
						// Stop any existing shake animation
						tween.stop(iconBg, {
							x: true
						});
						// Shake animation - quick left-right movement
						var shakeDistance = 20;
						var shakeSpeed = 50;
						tween(iconBg, {
							x: iconBg.originalX - shakeDistance
						}, {
							duration: shakeSpeed,
							easing: tween.easeOut,
							onFinish: function onFinish() {
								tween(iconBg, {
									x: iconBg.originalX + shakeDistance
								}, {
									duration: shakeSpeed,
									easing: tween.easeInOut,
									onFinish: function onFinish() {
										tween(iconBg, {
											x: iconBg.originalX - shakeDistance
										}, {
											duration: shakeSpeed,
											easing: tween.easeInOut,
											onFinish: function onFinish() {
												tween(iconBg, {
													x: iconBg.originalX + shakeDistance
												}, {
													duration: shakeSpeed,
													easing: tween.easeInOut,
													onFinish: function onFinish() {
														tween(iconBg, {
															x: iconBg.originalX
														}, {
															duration: shakeSpeed,
															easing: tween.easeIn
														});
													}
												});
											}
										});
									}
								});
							}
						});
						return;
					}
					// Don't allow if city is already at max health
					if (cityInstance.health >= CITY_MAX_HEALTH) {
						LK.effects.flashObject(cityInstance.healthBarFill, 0xFFFF00, 300);
						return;
					}
					// Start cooldown (60 seconds)
					var currentTime = LK.ticks * (1000 / 60);
					healthRestoreCooldownActive = true;
					healthRestoreCooldownEndTime = currentTime + 180000; // 3 minutes
					healthRestoreCooldownPausedTime = null;
					LK.setScore(LK.getScore() - cityHealPrice);
					updateScoreDisplay();
					LK.getSound('Pokupka').play();
					// Activate gradual healing effect, managed in game.update
					gradualHealActive = true;
					gradualHealEndTime = currentTime + 12000; // 12 seconds duration
					gradualHealLastTick = currentTime - 1000; // Set to 1 second ago so first heal happens immediately on next frame
					gradualHealPausedTime = null;
					// Prevent multiple concurrent heals by clearing any old interval if it exists
					if (cityInstance._healingInterval) {
						LK.clearInterval(cityInstance._healingInterval);
						cityInstance._healingInterval = null;
					}
					// Force immediate visual update for this specific icon
					iconBg.alpha = 0.5;
					iconBg.cooldownText.visible = true;
					iconBg.cooldownText.setText('180s');
				} else if (i === 1) {
					// Shop item 2: City Shield
					var shieldPrice = 25;
					// Check if player has enough money
					if (LK.getScore() < shieldPrice) {
						LK.getSound('stop').play();
						// Store original position if not already stored
						if (iconBg.originalX === undefined) {
							iconBg.originalX = iconBg.x;
						}
						// Stop any existing shake animation
						tween.stop(iconBg, {
							x: true
						});
						// Shake animation - quick left-right movement
						var shakeDistance = 20;
						var shakeSpeed = 50;
						tween(iconBg, {
							x: iconBg.originalX - shakeDistance
						}, {
							duration: shakeSpeed,
							easing: tween.easeOut,
							onFinish: function onFinish() {
								tween(iconBg, {
									x: iconBg.originalX + shakeDistance
								}, {
									duration: shakeSpeed,
									easing: tween.easeInOut,
									onFinish: function onFinish() {
										tween(iconBg, {
											x: iconBg.originalX - shakeDistance
										}, {
											duration: shakeSpeed,
											easing: tween.easeInOut,
											onFinish: function onFinish() {
												tween(iconBg, {
													x: iconBg.originalX + shakeDistance
												}, {
													duration: shakeSpeed,
													easing: tween.easeInOut,
													onFinish: function onFinish() {
														tween(iconBg, {
															x: iconBg.originalX
														}, {
															duration: shakeSpeed,
															easing: tween.easeIn
														});
													}
												});
											}
										});
									}
								});
							}
						});
						return;
					}
					// Check if shield is already active
					if (cityInstance.shielded) {
						// Flash shield icon to indicate it's already active
						LK.effects.flashObject(iconBg, 0xFFFF00, 300);
						return;
					}
					// Start cooldown (60 seconds)
					var currentTime = LK.ticks * (1000 / 60);
					shieldCooldownActive = true;
					shieldCooldownEndTime = currentTime + 180000; // 3 minutes
					shieldCooldownPausedTime = null;
					// Purchase shield
					LK.setScore(LK.getScore() - shieldPrice);
					updateScoreDisplay();
					LK.getSound('Pokupka').play();
					// Apply shield
					cityInstance.shielded = true;
					cityInstance.shieldStrength = 500;
					cityInstance.maxShieldStrength = 500;
					cityInstance.shieldEndTime = LK.ticks * (1000 / 60) + 15000; // 15 seconds
					// Create shield visual
					var shield = LK.getAsset('Shield', {
						anchorX: 0.5,
						anchorY: 1.0
					});
					shield.x = 0;
					shield.y = -80; // Positioned above health bar
					shield.alpha = 0.6; // 60% opacity (0.6 alpha)
					shield.tint = 0x00FFFF; // Cyan color for shield
					cityInstance.addChild(shield);
					cityInstance.shieldGraphic = shield;
					// Force immediate visual update for this specific icon
					iconBg.alpha = 0.5;
					iconBg.cooldownText.visible = true;
					iconBg.cooldownText.setText('180s');
				} else if (i === 2) {
					// Shop item 3: Rocket Barrage - fires homing rockets every second
					var rocketBarragePrice = 80;
					// Check if player has enough money
					if (LK.getScore() < rocketBarragePrice) {
						LK.getSound('stop').play();
						// Store original position if not already stored
						if (iconBg.originalX === undefined) {
							iconBg.originalX = iconBg.x;
						}
						// Stop any existing shake animation
						tween.stop(iconBg, {
							x: true
						});
						// Shake animation - quick left-right movement
						var shakeDistance = 20;
						var shakeSpeed = 50;
						tween(iconBg, {
							x: iconBg.originalX - shakeDistance
						}, {
							duration: shakeSpeed,
							easing: tween.easeOut,
							onFinish: function onFinish() {
								tween(iconBg, {
									x: iconBg.originalX + shakeDistance
								}, {
									duration: shakeSpeed,
									easing: tween.easeInOut,
									onFinish: function onFinish() {
										tween(iconBg, {
											x: iconBg.originalX - shakeDistance
										}, {
											duration: shakeSpeed,
											easing: tween.easeInOut,
											onFinish: function onFinish() {
												tween(iconBg, {
													x: iconBg.originalX + shakeDistance
												}, {
													duration: shakeSpeed,
													easing: tween.easeInOut,
													onFinish: function onFinish() {
														tween(iconBg, {
															x: iconBg.originalX
														}, {
															duration: shakeSpeed,
															easing: tween.easeIn
														});
													}
												});
											}
										});
									}
								});
							}
						});
						return;
					}
					// Check if rocket barrage is already active
					if (rocketBarrageActive) {
						// Flash rocket icon to indicate it's already active
						LK.effects.flashObject(iconBg, 0xFFFF00, 300);
						return;
					}
					// Start cooldown (60 seconds)
					var currentTime = LK.ticks * (1000 / 60);
					rocketBarrageCooldownActive = true;
					rocketBarrageCooldownEndTime = currentTime + 180000; // 3 minutes
					rocketBarrageCooldownPausedTime = null;
					// Purchase rocket barrage
					LK.setScore(LK.getScore() - rocketBarragePrice);
					updateScoreDisplay();
					LK.getSound('Pokupka').play();
					// Activate rocket barrage system
					rocketBarrageActive = true;
					rocketBarrageEndTime = LK.ticks * (1000 / 60) + 15000; // 15 seconds duration
					rocketBarragePausedTime = null;
					lastRocketLaunchTime = 0;
					// Force immediate visual update for this specific icon
					iconBg.alpha = 0.5;
					iconBg.cooldownText.visible = true;
					iconBg.cooldownText.setText('180s');
				} else if (i === 3) {
					// Shop item 4: Tesla Tower - creates powerful lightning tower
					var teslaTowerPrice = 150;
					// Check if player has enough money
					if (LK.getScore() < teslaTowerPrice) {
						LK.getSound('stop').play();
						// Store original position if not already stored
						if (iconBg.originalX === undefined) {
							iconBg.originalX = iconBg.x;
						}
						// Stop any existing shake animation
						tween.stop(iconBg, {
							x: true
						});
						// Shake animation - quick left-right movement
						var shakeDistance = 20;
						var shakeSpeed = 50;
						tween(iconBg, {
							x: iconBg.originalX - shakeDistance
						}, {
							duration: shakeSpeed,
							easing: tween.easeOut,
							onFinish: function onFinish() {
								tween(iconBg, {
									x: iconBg.originalX + shakeDistance
								}, {
									duration: shakeSpeed,
									easing: tween.easeInOut,
									onFinish: function onFinish() {
										tween(iconBg, {
											x: iconBg.originalX - shakeDistance
										}, {
											duration: shakeSpeed,
											easing: tween.easeInOut,
											onFinish: function onFinish() {
												tween(iconBg, {
													x: iconBg.originalX + shakeDistance
												}, {
													duration: shakeSpeed,
													easing: tween.easeInOut,
													onFinish: function onFinish() {
														tween(iconBg, {
															x: iconBg.originalX
														}, {
															duration: shakeSpeed,
															easing: tween.easeIn
														});
													}
												});
											}
										});
									}
								});
							}
						});
						return;
					}
					// Check if Tesla tower is already active
					if (teslaTowerActive) {
						// Flash Tesla icon to indicate it's already active
						LK.effects.flashObject(iconBg, 0xFFFF00, 300);
						return;
					}
					// Start cooldown (60 seconds)
					var currentTime = LK.ticks * (1000 / 60);
					teslaTowerCooldownActive = true;
					teslaTowerCooldownEndTime = currentTime + 180000; // 3 minutes
					teslaTowerCooldownPausedTime = null;
					// Purchase Tesla tower
					LK.setScore(LK.getScore() - teslaTowerPrice);
					updateScoreDisplay();
					LK.getSound('Pokupka').play();
					// Activate Tesla tower system
					teslaTowerActive = true;
					teslaTowerEndTime = LK.ticks * (1000 / 60) + 15000; // 15 seconds duration
					teslaTowerPausedTime = null;
					lastTeslaStrikeTime = 0;
					// Create Tesla tower visual in center of city
					teslaTowerGraphic = LK.getAsset('tesla_tower', {
						anchorX: 0.5,
						anchorY: 1.0
					});
					teslaTowerGraphic.x = 200; // Relative to city center, moved further left
					teslaTowerGraphic.y = -120; // Above city, positioned above health bar
					teslaTowerGraphic.scaleX = 0.15;
					teslaTowerGraphic.scaleY = 0.15;
					teslaTowerGraphic.alpha = 1.0;
					// Add Tesla tower graphic at the very back, so it is rendered behind the city
					cityInstance.addChildAt(teslaTowerGraphic, 0);
					// Create Tesla sphere immediately after tower is created
					teslaSphereGraphic = LK.getAsset('teslaspher', {
						anchorX: 0.5,
						anchorY: 0.5,
						scaleX: 0.7,
						scaleY: 0.7
					});
					// Position sphere at top of the tower after tower appears
					var towerVisualHeight = teslaTowerGraphic.height * teslaTowerGraphic.scaleY;
					teslaSphereGraphic.x = teslaTowerGraphic.x; // Same local X as tower in cityInstance
					teslaSphereGraphic.y = teslaTowerGraphic.y - towerVisualHeight - 70; // Position at top of tower, 70 pixels higher
					teslaSphereGraphic.alpha = 0.5; // Set to 50% opacity
					cityInstance.addChild(teslaSphereGraphic); // Add to cityInstance to render on top of tower
					teslaSphereRotationDirection = 1; // Always clockwise
					// Create second Tesla sphere for visual effect
					teslaSphereGraphic2 = LK.getAsset('teslaspher', {
						anchorX: 0.5,
						anchorY: 0.5,
						scaleX: 0.7,
						scaleY: 0.7
					});
					teslaSphereGraphic2.x = teslaTowerGraphic.x; // Same local X as tower in cityInstance
					teslaSphereGraphic2.y = teslaTowerGraphic.y - towerVisualHeight - 70; // Position at top of tower, 70 pixels higher
					teslaSphereGraphic2.alpha = 0.5; // Set to 50% opacity
					cityInstance.addChild(teslaSphereGraphic2); // Add to cityInstance to render on top of tower
					teslaSphereRotationDirection2 = -1; // Always counterclockwise (opposite)
					// Removed continuous energy effect animation around tower.
					// Force immediate visual update for this specific icon
					iconBg.alpha = 0.5;
					iconBg.cooldownText.visible = true;
					iconBg.cooldownText.setText('180s');
				} else if (i === 4) {
					// Shop item 5: Fire Tower - creates powerful fire tower that shoots fire rings
					var fireTowerPrice = 220;
					// Check if player has enough money
					if (LK.getScore() < fireTowerPrice) {
						LK.getSound('stop').play();
						// Store original position if not already stored
						if (iconBg.originalX === undefined) {
							iconBg.originalX = iconBg.x;
						}
						// Stop any existing shake animation
						tween.stop(iconBg, {
							x: true
						});
						// Shake animation - quick left-right movement
						var shakeDistance = 20;
						var shakeSpeed = 50;
						tween(iconBg, {
							x: iconBg.originalX - shakeDistance
						}, {
							duration: shakeSpeed,
							easing: tween.easeOut,
							onFinish: function onFinish() {
								tween(iconBg, {
									x: iconBg.originalX + shakeDistance
								}, {
									duration: shakeSpeed,
									easing: tween.easeInOut,
									onFinish: function onFinish() {
										tween(iconBg, {
											x: iconBg.originalX - shakeDistance
										}, {
											duration: shakeSpeed,
											easing: tween.easeInOut,
											onFinish: function onFinish() {
												tween(iconBg, {
													x: iconBg.originalX + shakeDistance
												}, {
													duration: shakeSpeed,
													easing: tween.easeInOut,
													onFinish: function onFinish() {
														tween(iconBg, {
															x: iconBg.originalX
														}, {
															duration: shakeSpeed,
															easing: tween.easeIn
														});
													}
												});
											}
										});
									}
								});
							}
						});
						return;
					}
					// Check if Fire tower is already active
					if (fireTowerActive) {
						// Flash Fire icon to indicate it's already active
						LK.effects.flashObject(iconBg, 0xFFFF00, 300);
						return;
					}
					// Start cooldown (60 seconds)
					var currentTime = LK.ticks * (1000 / 60);
					fireTowerCooldownActive = true;
					fireTowerCooldownEndTime = currentTime + 180000; // 3 minutes
					fireTowerCooldownPausedTime = null;
					// Purchase Fire tower
					LK.setScore(LK.getScore() - fireTowerPrice);
					updateScoreDisplay();
					LK.getSound('Pokupka').play();
					// Activate Fire tower system
					fireTowerActive = true;
					fireTowerEndTime = LK.ticks * (1000 / 60) + 15000; // 15 seconds duration
					fireTowerPausedTime = null;
					lastFireStrikeTime = 0;
					// Create Fire tower visual in center of city using fire_tower asset
					fireTowerGraphic = LK.getAsset('fire_tower', {
						anchorX: 0.5,
						anchorY: 1.0
					});
					fireTowerGraphic.x = -200; // Relative to city center, positioned opposite to Tesla tower
					fireTowerGraphic.y = -120; // Above city, positioned above health bar
					fireTowerGraphic.scaleX = 0.15;
					fireTowerGraphic.scaleY = 0.15;
					fireTowerGraphic.alpha = 1.0;
					// Keep original tower appearance - no tint applied
					// Add Fire tower graphic at the very back, so it is rendered behind the city
					cityInstance.addChildAt(fireTowerGraphic, 0);
					// Create Fire sphere at top of tower using Firespher asset
					fireFlameGraphic = LK.getAsset('Firespher', {
						anchorX: 0.5,
						anchorY: 0.5,
						scaleX: 0.7,
						scaleY: 0.7
					});
					// Position sphere at top of the tower after tower appears
					var fireTowerVisualHeight = fireTowerGraphic.height * fireTowerGraphic.scaleY;
					fireFlameGraphic.x = fireTowerGraphic.x; // Same local X as tower in cityInstance
					fireFlameGraphic.y = fireTowerGraphic.y - fireTowerVisualHeight - 70; // Position at top of tower, 70 pixels higher
					fireFlameGraphic.alpha = 0.9;
					cityInstance.addChild(fireFlameGraphic); // Add to cityInstance to render on top of tower
					// Create second Fire sphere for visual effect
					fireFlameGraphic2 = LK.getAsset('Firespher', {
						anchorX: 0.5,
						anchorY: 0.5,
						scaleX: 0.7,
						scaleY: 0.7
					});
					fireFlameGraphic2.x = fireTowerGraphic.x; // Same local X as tower in cityInstance
					fireFlameGraphic2.y = fireTowerGraphic.y - fireTowerVisualHeight - 70; // Position at top of tower, 70 pixels higher
					fireFlameGraphic2.alpha = 0.9;
					cityInstance.addChild(fireFlameGraphic2); // Add to cityInstance to render on top of tower
					// Force immediate visual update for this specific icon
					iconBg.alpha = 0.5;
					iconBg.cooldownText.visible = true;
					iconBg.cooldownText.setText('180s');
				} else if (i === 5) {
					// Shop item 6: Ice Tower - creates ice tower that shoots freezing spheres
					var iceTowerPrice = 300;
					// Check if player has enough money
					if (LK.getScore() < iceTowerPrice) {
						LK.getSound('stop').play();
						// Store original position if not already stored
						if (iconBg.originalX === undefined) {
							iconBg.originalX = iconBg.x;
						}
						// Stop any existing shake animation
						tween.stop(iconBg, {
							x: true
						});
						// Shake animation - quick left-right movement
						var shakeDistance = 20;
						var shakeSpeed = 50;
						tween(iconBg, {
							x: iconBg.originalX - shakeDistance
						}, {
							duration: shakeSpeed,
							easing: tween.easeOut,
							onFinish: function onFinish() {
								tween(iconBg, {
									x: iconBg.originalX + shakeDistance
								}, {
									duration: shakeSpeed,
									easing: tween.easeInOut,
									onFinish: function onFinish() {
										tween(iconBg, {
											x: iconBg.originalX - shakeDistance
										}, {
											duration: shakeSpeed,
											easing: tween.easeInOut,
											onFinish: function onFinish() {
												tween(iconBg, {
													x: iconBg.originalX + shakeDistance
												}, {
													duration: shakeSpeed,
													easing: tween.easeInOut,
													onFinish: function onFinish() {
														tween(iconBg, {
															x: iconBg.originalX
														}, {
															duration: shakeSpeed,
															easing: tween.easeIn
														});
													}
												});
											}
										});
									}
								});
							}
						});
						return;
					}
					// Check if Ice tower is already active
					if (iceTowerActive) {
						// Flash Ice icon to indicate it's already active
						LK.effects.flashObject(iconBg, 0xFFFF00, 300);
						return;
					}
					// Start cooldown (60 seconds)
					var currentTime = LK.ticks * (1000 / 60);
					iceTowerCooldownActive = true;
					iceTowerCooldownEndTime = currentTime + 180000; // 3 minutes
					iceTowerCooldownPausedTime = null;
					// Purchase Ice tower
					LK.setScore(LK.getScore() - iceTowerPrice);
					updateScoreDisplay();
					LK.getSound('Pokupka').play();
					// Activate Ice tower system
					iceTowerActive = true;
					iceTowerEndTime = LK.ticks * (1000 / 60) + 15000; // 15 seconds duration
					iceTowerPausedTime = null;
					lastIceStrikeTime = 0;
					// Create Ice tower instance
					iceTowerInstance = new IceTower();
					iceTowerInstance.x = cityInstance.x + 600; // Position behind city center for proper layering
					iceTowerInstance.y = cityInstance.y - 120; // Above city, positioned above health bar
					iceTowerInstance.alpha = 1.0; // Ensure full visibility
					// Add ice tower at the very beginning to ensure it renders behind city
					var leftCityIndex = -1;
					for (var childIdx = 0; childIdx < game.children.length; childIdx++) {
						if (game.children[childIdx] === leftCityImage) {
							leftCityIndex = childIdx;
							break;
						}
					}
					if (leftCityIndex !== -1) {
						game.addChildAt(iceTowerInstance, leftCityIndex); // Add ice tower right before left city image
					} else {
						game.addChild(iceTowerInstance); // Fallback to normal add if left city not found
					}
					// Force immediate visual update for this specific icon
					iconBg.alpha = 0.5;
					iconBg.cooldownText.visible = true;
					iconBg.cooldownText.setText('180s');
				} else {
					// Placeholder - will implement shop item functionality later
					console.log('Shop item ' + (i + 1) + ' clicked');
				}
			});
		})(i);
	}
	// Add popup to game
	game.addChild(shopPopup);
	shopButtonActive = true;
	shopButton.visible = false;
	shopButton.interactive = false;
	shopButton.buttonMode = false;
	// Hide upgrades and controls buttons when shop popup is open
	upgradesButton.visible = false;
	upgradesButton.interactive = false;
	upgradesButton.buttonMode = false;
	controlsButton.visible = false;
	controlsButton.interactive = false;
	controlsButton.buttonMode = false;
}
function closeShopPopup() {
	if (shopPopup && shopPopup.parent) {
		shopPopup.parent.removeChild(shopPopup);
		LK.getSound('menu').play();
	}
	shopPopup = null;
	shopButtonActive = false;
	shopButton.visible = true;
	shopButton.interactive = true;
	shopButton.buttonMode = true;
	// Show upgrades and controls buttons when shop popup is closed
	upgradesButton.visible = true;
	upgradesButton.interactive = true;
	upgradesButton.buttonMode = true;
	controlsButton.visible = true;
	controlsButton.interactive = true;
	controlsButton.buttonMode = true;
}
// Upgrades popup container
function showUpgradesPopup() {
	if (upgradesPopup) {
		return;
	} // Already open
	// No speed manipulation needed - objects will check upgradesPopup flag in their update methods
	LK.getSound('menu').play();
	upgradesPopup = new Container();
	// Dimmed background for upgrades popup with its own color
	var popupBg = LK.getAsset('fon', {
		anchorX: 0,
		anchorY: 0,
		scaleX: 1,
		scaleY: 1
	});
	popupBg.tint = 0x1a1a2e; // Dark blue-purple color for upgrades background
	popupBg.alpha = 0.85; // Make it semi-transparent
	popupBg.width = WORLD_WIDTH;
	popupBg.height = WORLD_HEIGHT;
	popupBg.interactive = false;
	popupBg.buttonMode = false;
	upgradesPopup.addChild(popupBg);
	// Popup window
	var popupWidth = 1800;
	var popupHeight = 1650;
	var popupWin = LK.getAsset('fonmenu', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: popupWidth / 2048,
		scaleY: popupHeight / 2732
	});
	popupWin.x = WORLD_WIDTH / 2;
	popupWin.y = WORLD_HEIGHT / 2;
	popupWin.alpha = 0.98;
	upgradesPopup.addChild(popupWin);
	// Close button (X) in top-right corner of upgrades popup using krest image
	var upgradesCloseButton = LK.getAsset('krest', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.5,
		scaleY: 1.5
	});
	upgradesCloseButton.x = WORLD_WIDTH / 2;
	upgradesCloseButton.y = WORLD_HEIGHT / 2 + popupHeight / 2 - 100 + 280;
	upgradesCloseButton.interactive = true;
	upgradesCloseButton.buttonMode = true;
	upgradesCloseButton.down = function (x, y, obj) {
		closeUpgradesPopup();
	};
	upgradesPopup.addChild(upgradesCloseButton);
	// Title removed as per request
	// Upgrade icons grid (3x3) - icons closer together
	var iconSize = 360;
	var availableWidth = popupWidth - 60; // Much smaller margin for even closer icons
	var availableHeight = popupHeight - 220; // Smaller margin for closer icons
	var cols = 3;
	var rows = 2;
	var iconSpacingX = availableWidth / (cols - 1);
	var iconSpacingY = availableHeight / (rows - 1);
	var gridStartX = WORLD_WIDTH / 2 - availableWidth / 2;
	var gridStartY = popupWin.y - popupHeight / 2 + 80 + 480; // Move top row down by 480 pixels (was 450, now +30)
	for (var i = 0; i < UPGRADE_DEFS.length; i++) {
		(function (i) {
			var upg = UPGRADE_DEFS[i];
			var row = Math.floor(i / 3);
			var col = i % 3;
			// Move leftmost and rightmost icons closer to center
			var iconX = gridStartX + col * iconSpacingX;
			if (col === 0) {
				iconX += 300; // Move leftmost icon right by 300px (even closer to center)
			}
			if (col === 2) {
				iconX -= 300; // Move rightmost icon left by 300px (even closer to center)
			}
			var iconY = gridStartY + row * iconSpacingY;
			// Move bottom row up by 650 pixels (500 + 150)
			if (row === 1) {
				iconY = iconY - 650;
			}
			// Icon background/placeholder (will be replaced with actual upgrade icons later)
			var iconBg;
			if (upg.key === 'fireDamage') {
				iconBg = LK.getAsset('uron', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: iconSize / 360,
					// Assuming uron asset is 360x360 or similar aspect for this scaling
					scaleY: iconSize / 360
				});
			} else if (upg.key === 'fireRate') {
				iconBg = LK.getAsset('Skorost', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: iconSize / 360,
					// Skorost asset is 360x360
					scaleY: iconSize / 360
				});
			} else if (upg.key === 'critChance') {
				iconBg = LK.getAsset('krit', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: iconSize / 360,
					// krit asset is 360x360
					scaleY: iconSize / 360
				});
			} else if (upg.key === 'lightningChance') {
				iconBg = LK.getAsset('lightning', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: iconSize / 337,
					// lightning asset is 337x337
					scaleY: iconSize / 337
				});
			} else if (upg.key === 'fire') {
				iconBg = LK.getAsset('fire', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: iconSize / 317,
					scaleY: iconSize / 317
				});
			} else if (upg.key === 'freeze') {
				iconBg = LK.getAsset('Iceicon', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: iconSize / 316,
					scaleY: iconSize / 316
				});
			} else {
				iconBg = LK.getAsset('test', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: iconSize / 360,
					scaleY: iconSize / 360
				});
			}
			iconBg.x = iconX;
			iconBg.y = iconY;
			upgradesPopup.addChild(iconBg);
			// Price text above icon
			var priceText = new Text2("$" + upg.cost(upgrades[upg.key]), {
				size: 108,
				// Increased by 1.5x (72 * 1.5)
				fill: 0x00FF00,
				align: 'center',
				font: 'Impact'
			});
			priceText.anchor.set(0.5, 1);
			priceText.x = iconX;
			priceText.y = iconY - iconSize / 2 - 30; // Increased offset for larger icon
			upgradesPopup.addChild(priceText);
			// Level indicator below icon
			var levelText = new Text2(upgrades[upg.key] + "/" + upg.max, {
				size: 96,
				// Increased by 1.5x (64 * 1.5)
				fill: 0xFFFFFF,
				align: 'center',
				font: 'Impact'
			});
			levelText.anchor.set(0.5, 0);
			levelText.x = iconX;
			levelText.y = iconY + iconSize / 2 + 30; // Increased offset for larger icon
			upgradesPopup.addChild(levelText);
			// Create info icon in top-right corner of upgrade icon using iconI asset
			var infoIcon = LK.getAsset('iconI', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: 1.5,
				scaleY: 1.5
			});
			infoIcon.alpha = 0.8;
			infoIcon.x = iconX + iconSize / 2 - 30;
			infoIcon.y = iconY - iconSize / 2 + 30;
			upgradesPopup.addChild(infoIcon);
			// Info icon interaction
			infoIcon.interactive = true;
			infoIcon.buttonMode = true;
			infoIcon.down = function (x, y, obj) {
				showUpgradeTooltip(upg.key, iconX, iconY);
			};
			// Button interaction for main icon
			iconBg.interactive = true;
			iconBg.buttonMode = true;
			iconBg.upgradeKey = upg.key;
			iconBg.down = function (x, y, obj) {
				handleUpgradePurchase(upg, priceText, levelText);
			};
		})(i);
	}
	// Add popup to game
	game.addChild(upgradesPopup);
	// Pause game logic (handled by LK automatically if popup is modal)
	upgradesButtonActive = true;
	upgradesButton.visible = false;
	upgradesButton.interactive = false;
	upgradesButton.buttonMode = false;
	// Hide controls and shop buttons when upgrades popup is open
	controlsButton.visible = false;
	controlsButton.interactive = false;
	controlsButton.buttonMode = false;
	shopButton.visible = false;
	shopButton.interactive = false;
	shopButton.buttonMode = false;
}
function closeUpgradesPopup() {
	// Hide any active tooltip
	hideUpgradeTooltip();
	if (upgradesPopup && upgradesPopup.parent) {
		upgradesPopup.parent.removeChild(upgradesPopup);
		LK.getSound('menu').play();
	}
	// No speed restoration needed - objects check upgradesPopup flag automatically
	upgradesPopup = null;
	upgradesButtonActive = false;
	upgradesButton.visible = true;
	upgradesButton.interactive = true;
	upgradesButton.buttonMode = true;
	// Show controls and shop buttons when upgrades popup is closed
	controlsButton.visible = true;
	controlsButton.interactive = true;
	controlsButton.buttonMode = true;
	shopButton.visible = true;
	shopButton.interactive = true;
	shopButton.buttonMode = true;
}
// Handle upgrade purchase
function handleUpgradePurchase(upg, priceText, levelText) {
	// Block upgrade purchase when tooltip is open
	if (currentTooltip) {
		return;
	}
	var level = upgrades[upg.key];
	var cost = upg.cost(level);
	if (level >= upg.max) {
		return;
	}
	if (LK.getScore() < cost) {
		// Not enough money - shake the icon
		LK.getSound('stop').play();
		for (var i = 0; i < upgradesPopup.children.length; i++) {
			var child = upgradesPopup.children[i];
			if (child.upgradeKey === upg.key) {
				// Store original position if not already stored
				if (child.originalX === undefined) {
					child.originalX = child.x;
				}
				// Stop any existing shake animation
				tween.stop(child, {
					x: true
				});
				// Shake animation - quick left-right movement
				var shakeDistance = 20;
				var shakeSpeed = 50;
				tween(child, {
					x: child.originalX - shakeDistance
				}, {
					duration: shakeSpeed,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						tween(child, {
							x: child.originalX + shakeDistance
						}, {
							duration: shakeSpeed,
							easing: tween.easeInOut,
							onFinish: function onFinish() {
								tween(child, {
									x: child.originalX - shakeDistance
								}, {
									duration: shakeSpeed,
									easing: tween.easeInOut,
									onFinish: function onFinish() {
										tween(child, {
											x: child.originalX + shakeDistance
										}, {
											duration: shakeSpeed,
											easing: tween.easeInOut,
											onFinish: function onFinish() {
												tween(child, {
													x: child.originalX
												}, {
													duration: shakeSpeed,
													easing: tween.easeIn
												});
											}
										});
									}
								});
							}
						});
					}
				});
				break;
			}
		}
		return;
	}
	// Apply upgrade
	LK.setScore(LK.getScore() - cost);
	upgrades[upg.key]++;
	// Play purchase sound
	LK.getSound('Pokupka').play();
	// Apply effect
	applyUpgradeEffect(upg.key);
	updateScoreDisplay();
	// Update price and level text
	priceText.setText("$" + upg.cost(upgrades[upg.key]));
	levelText.setText(upgrades[upg.key] + "/" + upg.max);
	// Optionally, flash or animate the texts
	LK.effects.flashObject(priceText, 0x00ff00, 200);
	LK.effects.flashObject(levelText, 0x00ff00, 200);
	// Find and pulse the upgrade icon that was purchased
	for (var i = 0; i < upgradesPopup.children.length; i++) {
		var child = upgradesPopup.children[i];
		if (child.upgradeKey === upg.key) {
			// Store original scale if not already stored
			if (!child.originalScaleX) {
				if (upg.key === 'lightningChance') {
					child.originalScaleX = iconSize / 337; // Lightning asset scale
					child.originalScaleY = iconSize / 337;
				} else if (upg.key === 'fire') {
					child.originalScaleX = iconSize / 317; // Fire asset scale
					child.originalScaleY = iconSize / 317;
				} else if (upg.key === 'freeze') {
					child.originalScaleX = iconSize / 316; // Freeze asset scale
					child.originalScaleY = iconSize / 316;
				} else {
					child.originalScaleX = iconSize / 360; // Other assets scale
					child.originalScaleY = iconSize / 360;
				}
			}
			// Pulse animation: scale up and then back down using absolute values
			tween.stop(child, {
				scaleX: true,
				scaleY: true
			});
			tween(child, {
				scaleX: child.originalScaleX * 1.15,
				scaleY: child.originalScaleY * 1.15
			}, {
				duration: 120,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					tween(child, {
						scaleX: child.originalScaleX,
						scaleY: child.originalScaleY
					}, {
						duration: 120,
						easing: tween.easeIn
					});
				}
			});
			break;
		}
	}
}
// Apply upgrade effect
function applyUpgradeEffect(key) {
	if (key === 'fireDamage') {
		FIRE_DAMAGE = 35 + 20 * upgrades.fireDamage;
	} else if (key === 'fireRate') {
		// Progressive increments: Levels 1-6 use +0.5 shots/sec, Levels 7-10 use +1.0 shots/sec
		// Convert shots per second to milliseconds: 1000ms / shots_per_second
		if (upgrades.fireRate === 0) {
			FIRE_RATE_MS = 1000; // 1 shot per second
		} else {
			var shotsPerSecond;
			if (upgrades.fireRate <= 6) {
				// Levels 1-6: +0.5 shots per second per level
				shotsPerSecond = 1 + upgrades.fireRate * 0.5; // 1.5, 2.0, 2.5, 3.0, 3.5, 4.0
			} else {
				// Levels 7-10: +1.0 shots per second per level (starting from level 6's value of 4.0)
				shotsPerSecond = 4.0 + (upgrades.fireRate - 6) * 1.0; // 5.0, 6.0, 7.0, 8.0
			}
			FIRE_RATE_MS = Math.floor(1000 / shotsPerSecond);
		}
		// Ensure minimum limit of 100ms for performance
		if (FIRE_RATE_MS < 100) {
			FIRE_RATE_MS = 100;
		}
	} else if (key === 'freeze') {
		// Freeze chance upgrade applied - no immediate visual effect needed
	} else if (key === 'lightningChance') {
		// Lightning chance upgrade applied - no immediate visual effect needed
	} else if (key === 'fire') {
		// Fire upgrade applied - no immediate visual effect needed
	} else if (key === 'critChance') {
		// Critical chance upgrade applied - no immediate visual effect needed
	}
}
// Button event - using LK event system for image asset
upgradesButton.down = function (x, y, obj) {
	if (!upgradesButtonActive && !controlsPopup && !shopPopup) {
		showUpgradesPopup();
	}
};
// Initialize Crosshair
crosshairInstance = new Crosshair();
crosshairInstance.graphic = crosshairInstance.attachAsset('crosshair_asset', {
	anchorX: 0.5,
	anchorY: 0.5
});
crosshairInstance.speed = CROSSHAIR_SPEED;
crosshairInstance.x = WORLD_WIDTH / 2;
crosshairInstance.y = WORLD_HEIGHT / 2;
game.addChild(crosshairInstance);
// Detect device type
detectDevice();
// Initialize Virtual Joystick
joystickInstance = new VirtualJoystick();
joystickInstance.initialize('joystick_base_asset', 'joystick_knob_asset', JOYSTICK_VISUAL_RADIUS, JOYSTICK_INTERACTION_RADIUS);
game.addChild(joystickInstance);
joystickInstance.visible = false; // Start hidden, will appear on first touch
// Hide joystick completely on desktop
if (!isMobileDevice) {
	joystickInstance.visible = false;
	isMouseControlling = true;
}
// --- Event Handlers ---
game.down = function (x, y, eventObj) {
	if (upgradesPopup || controlsPopup || shopPopup || currentTooltip) {
		// Block all input and pause game when popup is open
		return;
	}
	if (useJoystickControl) {
		// Joystick controls
		// Always show joystick at finger, and only allow one joystick at a time
		joystickInstance.x = x;
		joystickInstance.y = y;
		joystickInstance.visible = true;
		// Always activate joystick at this position, treat as local origin
		if (joystickInstance.processDown(x, y, eventObj, true)) {
			joystickTouchId = eventObj.identifier;
			isFiring = true; // Only allow firing while finger is held
		}
	} else {
		// Mouse controls
		mouseX = x;
		mouseY = y;
		isFiring = true;
		// Update mouse coordinates display
		if (mouseCoordinatesText) {
			mouseCoordinatesText.setText('Mouse: ' + Math.round(mouseX) + ', ' + Math.round(mouseY));
		}
	}
};
game.move = function (x, y, eventObj) {
	if (upgradesPopup || controlsPopup || shopPopup || currentTooltip) {
		// Block all input and pause game when popup is open
		return;
	}
	if (useJoystickControl) {
		// Joystick: handle joystick movement
		if (joystickInstance.active && eventObj.identifier === joystickTouchId) {
			joystickInstance.processMove(x, y, eventObj);
		}
	} else {
		// Mouse: update mouse position for crosshair tracking
		mouseX = x;
		mouseY = y;
		// Update mouse coordinates display
		if (mouseCoordinatesText) {
			mouseCoordinatesText.setText('Mouse: ' + Math.round(mouseX) + ', ' + Math.round(mouseY));
		}
	}
	// No crosshair update here; handled in game.update
};
game.up = function (x, y, eventObj) {
	if (upgradesPopup || controlsPopup || shopPopup || currentTooltip) {
		// Block all input and pause game when popup is open
		return;
	}
	if (useJoystickControl) {
		// Joystick: handle joystick release
		if (eventObj.identifier === joystickTouchId) {
			joystickInstance.processUp(eventObj);
			joystickInstance.visible = false;
			joystickTouchId = null;
			isFiring = false;
		}
	} else {
		// Mouse: stop firing on mouse release
		isFiring = false;
	}
};
// --- Game Loop ---
// Set initial spawn delay to 5 seconds (5000ms)
nextSpawnTime = 5000; // 5 second delay before first spawn
// Enhanced cleanup function to prevent memory leaks
function cleanupGame() {
	// Comprehensive tween cleanup - stop ALL active tweens
	if (tween) {
		// Try to stop all tweens globally if method exists
		if (tween.stop) {
			try {
				tween.stop(); // Stop all active tweens
			} catch (e) {
				console.log("Error stopping global tweens:", e);
			}
		}
		// Stop tweens on specific objects that might have them
		if (crosshairInstance && crosshairInstance.graphic) {
			tween.stop(crosshairInstance);
			tween.stop(crosshairInstance.graphic);
		}
		if (puhaBarrelInstance) {
			tween.stop(puhaBarrelInstance);
		}
		if (leftCityImage) {
			tween.stop(leftCityImage);
		}
		if (rightCityImage) {
			tween.stop(rightCityImage);
		}
		if (cityInstance && cityInstance.graphic) {
			tween.stop(cityInstance);
			tween.stop(cityInstance.graphic);
		}
	}
	// Clear any remaining timeouts/intervals
	for (var i = 0; i < 1000; i++) {
		LK.clearTimeout(i);
		LK.clearInterval(i);
	}
	// Enhanced falling objects cleanup
	if (fallingObjects) {
		for (var j = 0; j < fallingObjects.length; j++) {
			var obj = fallingObjects[j];
			if (obj) {
				// Stop all tweens on object before destroying
				if (tween) {
					tween.stop(obj);
					if (obj.graphic) {
						tween.stop(obj.graphic);
					}
					if (obj.healthDisplay) {
						tween.stop(obj.healthDisplay);
					}
				}
				// Destroy object properly
				if (!obj.isDestroyed) {
					obj.destroySelf();
				}
			}
		}
		fallingObjects = [];
	}
	// Enhanced damage numbers cleanup
	if (game.damageNumbers) {
		for (var d = 0; d < game.damageNumbers.length; d++) {
			var damageNum = game.damageNumbers[d];
			if (damageNum) {
				tween.stop(damageNum); // Stop any active tweens
				if (damageNum.parent) {
					damageNum.parent.removeChild(damageNum);
				}
			}
		}
		game.damageNumbers = [];
	}
	// Enhanced particles cleanup
	if (game.particles) {
		for (var p = 0; p < game.particles.length; p++) {
			var particle = game.particles[p];
			if (particle) {
				tween.stop(particle); // Stop any active tweens
				if (particle.parent) {
					particle.parent.removeChild(particle);
				}
			}
		}
		game.particles = [];
	}
	// Enhanced muzzle particles cleanup
	if (game.muzzleParticles) {
		for (var m = 0; m < game.muzzleParticles.length; m++) {
			var muzzleParticle = game.muzzleParticles[m];
			if (muzzleParticle) {
				tween.stop(muzzleParticle); // Stop any active tweens
				if (muzzleParticle.parent) {
					muzzleParticle.parent.removeChild(muzzleParticle);
				}
			}
		}
		game.muzzleParticles = [];
	}
	// Enhanced snowflake particles cleanup
	if (game.snowflakeParticles) {
		for (var sf = 0; sf < game.snowflakeParticles.length; sf++) {
			var snowflakeParticle = game.snowflakeParticles[sf];
			if (snowflakeParticle) {
				tween.stop(snowflakeParticle); // Stop any active tweens
				if (snowflakeParticle.parent) {
					snowflakeParticle.parent.removeChild(snowflakeParticle);
				}
			}
		}
		game.snowflakeParticles = [];
	}
	// Enhanced fire projectiles cleanup
	if (game.fireProjectiles) {
		for (var fp = 0; fp < game.fireProjectiles.length; fp++) {
			var fireProjectile = game.fireProjectiles[fp];
			if (fireProjectile) {
				tween.stop(fireProjectile); // Stop any active tweens
				if (fireProjectile.parent) {
					fireProjectile.parent.removeChild(fireProjectile);
				}
			}
		}
		game.fireProjectiles = [];
	}
	// Enhanced ice projectiles cleanup
	if (game.iceProjectiles) {
		for (var ip = 0; ip < game.iceProjectiles.length; ip++) {
			var iceProjectile = game.iceProjectiles[ip];
			if (iceProjectile) {
				tween.stop(iceProjectile); // Stop any active tweens
				if (iceProjectile.parent) {
					iceProjectile.parent.removeChild(iceProjectile);
				}
			}
		}
		game.iceProjectiles = [];
	}
	// Clean up stars and their tweens
	if (stars) {
		for (var s = 0; s < stars.length; s++) {
			var star = stars[s];
			if (star) {
				tween.stop(star);
				if (star.parent) {
					star.parent.removeChild(star);
				}
			}
		}
		stars = [];
	}
	// Force garbage collection hint (if available)
	if (typeof gc === 'function') {
		try {
			gc();
		} catch (e) {
			// Ignore if gc is not available
		}
	}
}
// Call cleanup when game starts
cleanupGame();
// --- Game Loop ---
// Create twinkling stars (after cleanup to prevent immediate removal)
createStars();
// Start background music rotation
startMusicRotation();
// Music toggle button variables
var musicButton = null;
var musicEnabled = true; // Track music state
// Create controls button at absolute position 100, 360 - positioned below music button
controlsButton = LK.getAsset('Control', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: controlsButtonWidth / 100,
	scaleY: controlsButtonWidth / 100
});
controlsButton.x = 100;
controlsButton.y = 360;
controlsButton.interactive = true;
controlsButton.buttonMode = true;
controlsButton.visible = true;
controlsButtonActive = false;
game.addChild(controlsButton);
// Create music toggle button positioned at left edge
musicButton = LK.getAsset('musonn', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 1.8,
	scaleY: 1.8
});
musicButton.x = 100; // Position at left edge
musicButton.y = 560; // Position above settings button
musicButton.interactive = true;
musicButton.buttonMode = true;
musicButton.visible = true;
game.addChild(musicButton);
// Add hit area for controls button - make it larger to cover the full button
var controlsHitArea = LK.getAsset('fon', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 300 / 2048,
	scaleY: 200 / 2732
});
controlsHitArea.x = 100;
controlsHitArea.y = 360;
controlsHitArea.alpha = 0.01;
controlsHitArea.interactive = true;
controlsHitArea.buttonMode = true;
game.addChild(controlsHitArea);
controlsHitArea.on('down', function (x, y, obj) {
	if (!controlsButtonActive && !upgradesPopup && !shopPopup) {
		showControlsPopup();
	}
});
// Add hit area for music button - same size as controls button
var musicHitArea = LK.getAsset('fon', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 300 / 2048,
	scaleY: 200 / 2732
});
musicHitArea.x = 100; // Same position as music button
musicHitArea.y = 560;
musicHitArea.alpha = 0.01;
musicHitArea.interactive = true;
musicHitArea.buttonMode = true;
game.addChild(musicHitArea);
// Music button interaction
function toggleMusic() {
	musicEnabled = !musicEnabled;
	if (musicEnabled) {
		// Switch to music on icon and resume music
		musicButton.removeChild(musicButton.children[0]);
		var onIcon = musicButton.attachAsset('musonn', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		if (!musicPlaying) {
			startMusicRotation();
		}
	} else {
		// Switch to music off icon and stop music
		musicButton.removeChild(musicButton.children[0]);
		var offIcon = musicButton.attachAsset('musoff', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		LK.stopMusic();
		musicPlaying = false;
	}
}
musicHitArea.on('down', function (x, y, obj) {
	if (!controlsButtonActive && !upgradesPopup && !shopPopup) {
		toggleMusic();
	}
});
musicButton.down = function (x, y, obj) {
	if (!controlsButtonActive && !upgradesPopup && !shopPopup) {
		toggleMusic();
	}
};
// Add button to add 10000 points (for testing)
var addPointsButton = LK.getAsset('shop_button', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 0.6,
	scaleY: 0.6
});
addPointsButton.x = 100; // Position on left side
addPointsButton.y = 760; // Position below music button
addPointsButton.interactive = false;
addPointsButton.buttonMode = false;
addPointsButton.visible = false; // Make button invisible
game.addChild(addPointsButton);
var addPointsText = new Text2('+10000', {
	size: 60,
	fill: 0xFFFFFF,
	align: 'center',
	font: 'Impact'
});
addPointsText.anchor.set(0.5, 0.5);
addPointsText.x = addPointsButton.x;
addPointsText.y = addPointsButton.y;
addPointsText.visible = false; // Make text invisible
game.addChild(addPointsText);
// addPointsButton.on('down', ...) removed to disable add points button
// Add a larger hit area for the add points button
var addPointsHitArea = LK.getAsset('fon', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 300 / 2048,
	scaleY: 200 / 2732
});
addPointsHitArea.x = addPointsButton.x;
addPointsHitArea.y = addPointsButton.y;
addPointsHitArea.alpha = 0.01;
addPointsHitArea.interactive = false;
addPointsHitArea.buttonMode = false;
game.addChild(addPointsHitArea);
// addPointsHitArea.on('down', ...) removed to disable add points hit area
game.update = function () {
	var currentTime = LK.ticks * (1000 / 60);
	var isPaused = upgradesPopup || controlsPopup || shopPopup || currentTooltip;
	// --- Master Pause System ---
	if (isPaused) {
		// This block executes when the game is paused by a menu.
		// It sets the 'pause start time' for all active timed effects.
		if (!spawnPausedTime) {
			spawnPausedTime = currentTime;
		} // Master pause trigger
		if (cityInstance.shielded && !cityInstance.shieldPausedTime) {
			cityInstance.shieldPausedTime = currentTime;
		}
		if (healthRestoreCooldownActive && !healthRestoreCooldownPausedTime) {
			healthRestoreCooldownPausedTime = currentTime;
		}
		if (shieldCooldownActive && !shieldCooldownPausedTime) {
			shieldCooldownPausedTime = currentTime;
		}
		if (rocketBarrageCooldownActive && !rocketBarrageCooldownPausedTime) {
			rocketBarrageCooldownPausedTime = currentTime;
		}
		if (teslaTowerCooldownActive && !teslaTowerCooldownPausedTime) {
			teslaTowerCooldownPausedTime = currentTime;
		}
		if (fireTowerCooldownActive && !fireTowerCooldownPausedTime) {
			fireTowerCooldownPausedTime = currentTime;
		}
		if (iceTowerCooldownActive && !iceTowerCooldownPausedTime) {
			iceTowerCooldownPausedTime = currentTime;
		}
		if (gradualHealActive && !gradualHealPausedTime) {
			gradualHealPausedTime = currentTime;
		}
		if (rocketBarrageActive && !rocketBarragePausedTime) {
			rocketBarragePausedTime = currentTime;
		}
		if (teslaTowerActive && !teslaTowerPausedTime) {
			teslaTowerPausedTime = currentTime;
		}
		if (fireTowerActive && !fireTowerPausedTime) {
			fireTowerPausedTime = currentTime;
		}
		if (iceTowerActive && !iceTowerPausedTime) {
			iceTowerPausedTime = currentTime;
		}
		if (!alienSpawnPausedTime) {
			alienSpawnPausedTime = currentTime;
		} // Pause alien spawn timer
		return; // Halt all further game logic updates.
	}
	// --- Master Unpause System ---
	if (spawnPausedTime) {
		var pauseDuration = currentTime - spawnPausedTime;
		nextSpawnTime += pauseDuration;
		if (cityInstance.shieldPausedTime) {
			cityInstance.shieldEndTime += pauseDuration;
			cityInstance.shieldPausedTime = null;
		}
		if (healthRestoreCooldownPausedTime) {
			healthRestoreCooldownEndTime += pauseDuration;
			healthRestoreCooldownPausedTime = null;
		}
		if (shieldCooldownPausedTime) {
			shieldCooldownEndTime += pauseDuration;
			shieldCooldownPausedTime = null;
		}
		if (rocketBarrageCooldownPausedTime) {
			rocketBarrageCooldownEndTime += pauseDuration;
			rocketBarrageCooldownPausedTime = null;
		}
		if (teslaTowerCooldownPausedTime) {
			teslaTowerCooldownEndTime += pauseDuration;
			teslaTowerCooldownPausedTime = null;
		}
		if (fireTowerCooldownPausedTime) {
			fireTowerCooldownEndTime += pauseDuration;
			fireTowerCooldownPausedTime = null;
		}
		if (iceTowerCooldownPausedTime) {
			iceTowerCooldownEndTime += pauseDuration;
			iceTowerCooldownPausedTime = null;
		}
		if (gradualHealPausedTime) {
			gradualHealEndTime += pauseDuration;
			gradualHealLastTick += pauseDuration;
			gradualHealPausedTime = null;
		}
		if (rocketBarragePausedTime) {
			rocketBarrageEndTime += pauseDuration;
			lastRocketLaunchTime += pauseDuration;
			rocketBarragePausedTime = null;
		}
		if (teslaTowerPausedTime) {
			teslaTowerEndTime += pauseDuration;
			lastTeslaStrikeTime += pauseDuration;
			teslaTowerPausedTime = null;
		}
		if (fireTowerPausedTime) {
			fireTowerEndTime += pauseDuration;
			lastFireStrikeTime += pauseDuration;
			fireTowerPausedTime = null;
		}
		if (iceTowerPausedTime) {
			iceTowerEndTime += pauseDuration;
			lastIceStrikeTime += pauseDuration;
			iceTowerPausedTime = null;
		}
		spawnPausedTime = null; // Reset master pause tracker
	}
	// Update shield system
	if (cityInstance.shielded) {
		// Check if shield duration expired
		if (currentTime >= cityInstance.shieldEndTime) {
			// Remove shield
			cityInstance.shielded = false;
			cityInstance.shieldStrength = 0;
			if (cityInstance.shieldGraphic && cityInstance.shieldGraphic.parent) {
				cityInstance.removeChild(cityInstance.shieldGraphic);
				cityInstance.shieldGraphic = null;
			}
		} else {
			// Shield visual continuously flickers between 70% and 90% transparency
			if (cityInstance.shieldGraphic && cityInstance.shieldGraphic.parent) {
				if (!cityInstance.shieldGraphic.isAnimating) {
					cityInstance.shieldGraphic.isAnimating = true;
					// Start continuous flickering loop
					var _flickerShield = function flickerShield() {
						if (!cityInstance.shieldGraphic || !cityInstance.shieldGraphic.parent) {
							if (cityInstance.shieldGraphic) {
								cityInstance.shieldGraphic.isAnimating = false;
							}
							return; // Shield was destroyed
						}
						var targetAlpha = cityInstance.shieldGraphic.alpha <= 0.65 ? 0.8 : 0.6; // Switch between 0.6 (60% opacity) and 0.8 (80% opacity)
						tween(cityInstance.shieldGraphic, {
							alpha: targetAlpha
						}, {
							duration: 2000,
							easing: tween.easeInOut,
							onFinish: function onFinish() {
								// Continue the loop immediately
								_flickerShield();
							}
						});
					};
					_flickerShield(); // Start the animation loop
				}
			}
		}
	}
	// Update gradual health restore
	if (gradualHealActive) {
		if (currentTime >= gradualHealEndTime) {
			gradualHealActive = false;
		} else {
			if (currentTime >= gradualHealLastTick + 1000) {
				// Every 1 second
				gradualHealLastTick += 1000; // Important to increment, not set to currentTime, to handle lag
				if (cityInstance.health < CITY_MAX_HEALTH) {
					var healAmount = 70;
					var prevHealth = cityInstance.health;
					cityInstance.health += healAmount;
					if (cityInstance.health > CITY_MAX_HEALTH) {
						cityInstance.health = CITY_MAX_HEALTH;
					}
					// Create healing particles along city width during restoration with different intervals
					var particleCount = 4 + Math.floor(Math.random() * 5); // 4-8 particles per healing tick (increased by 1.5x)
					for (var hp = 0; hp < particleCount; hp++) {
						(function (particleIndex) {
							var particleDelay = particleIndex * (100 + Math.random() * 66); // Different intervals between 0-400ms (more frequent)
							LK.setTimeout(function () {
								var baseScale = 0.5 + Math.random() * 0.8; // Base scale between 0.5-1.3
								var healingParticle = LK.getAsset('kresthil', {
									anchorX: 0.5,
									anchorY: 0.5,
									scaleX: baseScale,
									// Use same scale for both X and Y to maintain square proportions
									scaleY: baseScale
								});
								// Position randomly along city width at health bar level, raised by 300
								healingParticle.x = Math.random() * WORLD_WIDTH;
								healingParticle.y = cityInstance.y - 40 - 300; // At health bar level, raised by 300
								healingParticle.alpha = 0.8 + Math.random() * 0.2; // Slight transparency variation
								game.addChild(healingParticle);
								// Animate particle floating upward and shrinking over 3 seconds (slower movement)
								var floatDistance = 100 + Math.random() * 50; // Float 100-150 pixels up (reduced by half)
								var lateralDrift = (Math.random() - 0.5) * 60; // Small side drift
								tween(healingParticle, {
									x: healingParticle.x + lateralDrift,
									y: healingParticle.y - floatDistance,
									scaleX: 0,
									scaleY: 0,
									alpha: 0
								}, {
									duration: 5000,
									// 5 seconds (extended by 2 seconds)
									easing: tween.easeOut,
									onFinish: function (particleRef) {
										return function () {
											if (particleRef.parent) {
												particleRef.parent.removeChild(particleRef);
											}
										};
									}(healingParticle)
								});
							}, particleDelay);
						})(hp);
					}
					// Animate green bar for healing (smooth width increase)
					if (cityInstance.healthBarFill && cityInstance.healthBarBg) {
						var prevPercent = Math.max(0, prevHealth) / CITY_MAX_HEALTH;
						var newPercent = Math.max(0, cityInstance.health) / CITY_MAX_HEALTH;
						var prevWidth = cityInstance.healthBarBg.width * prevPercent;
						var newWidth = cityInstance.healthBarBg.width * newPercent;
						// Stop any ongoing width tween
						tween.stop(cityInstance.healthBarFill, {
							width: true
						});
						// Animate width from prevWidth to newWidth
						cityInstance.healthBarFill.width = prevWidth;
						tween(cityInstance.healthBarFill, {
							width: newWidth
						}, {
							duration: 500,
							easing: tween.easeOut,
							onFinish: function onFinish() {
								// Ensure the width is exactly correct at the end
								if (cityInstance.healthBarFill) {
									cityInstance.healthBarFill.width = newWidth;
								}
							}
						});
					}
					// Animate green bar for healing (flash effect)
					tween(cityInstance.healthBarFill, {
						tint: 0x00FF88
					}, {
						duration: 100,
						easing: tween.easeOut,
						onFinish: function onFinish() {
							if (cityInstance.healthBarFill) {
								tween(cityInstance.healthBarFill, {
									tint: 0xFFFFFF
								}, {
									duration: 100,
									easing: tween.easeIn
								});
							}
						}
					});
					if (cityInstance.health >= CITY_MAX_HEALTH) {
						gradualHealActive = false; // Stop early if max health is reached
					}
				} else {
					gradualHealActive = false; // Stop if max health is already reached
				}
			}
		}
	}
	// Update all shop cooldowns
	if (healthRestoreCooldownActive) {
		if (currentTime >= healthRestoreCooldownEndTime) {
			// Cooldown finished
			healthRestoreCooldownActive = false;
			healthRestoreCooldownEndTime = 0;
		}
	}
	if (shieldCooldownActive) {
		if (currentTime >= shieldCooldownEndTime) {
			shieldCooldownActive = false;
			shieldCooldownEndTime = 0;
		}
	}
	if (rocketBarrageCooldownActive) {
		if (currentTime >= rocketBarrageCooldownEndTime) {
			rocketBarrageCooldownActive = false;
			rocketBarrageCooldownEndTime = 0;
		}
	}
	if (teslaTowerCooldownActive) {
		if (currentTime >= teslaTowerCooldownEndTime) {
			teslaTowerCooldownActive = false;
			teslaTowerCooldownEndTime = 0;
		}
	}
	if (fireTowerCooldownActive) {
		if (currentTime >= fireTowerCooldownEndTime) {
			fireTowerCooldownActive = false;
			fireTowerCooldownEndTime = 0;
		}
	}
	if (iceTowerCooldownActive) {
		if (currentTime >= iceTowerCooldownEndTime) {
			iceTowerCooldownActive = false;
			iceTowerCooldownEndTime = 0;
		}
	}
	// Update shop cooldowns visual state when shop popup is open
	if (shopPopup) {
		// Update all shop item cooldown displays
		for (var shopChild = 0; shopChild < shopPopup.children.length; shopChild++) {
			var child = shopPopup.children[shopChild];
			if (child.cooldownText && child.shopItemIndex !== undefined) {
				var itemIndex = child.shopItemIndex;
				var itemCooldownActive = false;
				var cooldownStartTime = 0;
				if (itemIndex === 0) {
					// Health restore item
					itemCooldownActive = healthRestoreCooldownActive;
					cooldownStartTime = healthRestoreCooldownEndTime - 60000;
				} else if (itemIndex === 1) {
					// Shield item
					itemCooldownActive = shieldCooldownActive;
					cooldownStartTime = shieldCooldownEndTime - 60000;
				} else if (itemIndex === 2) {
					// Rocket barrage item
					itemCooldownActive = rocketBarrageCooldownActive;
					cooldownStartTime = rocketBarrageCooldownEndTime - 60000;
				} else if (itemIndex === 3) {
					// Tesla tower item
					itemCooldownActive = teslaTowerCooldownActive;
					cooldownStartTime = teslaTowerCooldownEndTime - 60000;
				} else if (itemIndex === 4) {
					// Fire tower item
					itemCooldownActive = fireTowerCooldownActive;
					cooldownStartTime = fireTowerCooldownEndTime - 60000;
				} else if (itemIndex === 5) {
					// Ice tower item
					itemCooldownActive = iceTowerCooldownActive;
					cooldownStartTime = iceTowerCooldownEndTime - 60000;
				}
				if (itemCooldownActive) {
					// Item is on cooldown - dim and show timer
					child.alpha = 0.5; // 50% dimming (50% opacity)
					child.cooldownText.visible = true;
					// Always show countdown from 60s decrementing by 1 per second
					var secondsElapsed = Math.floor((currentTime - cooldownStartTime) / 1000);
					var secondsLeft = Math.max(1, 60 - secondsElapsed);
					child.cooldownText.setText(secondsLeft + 's');
				} else {
					// Item is not on cooldown - restore normal appearance
					child.alpha = 1.0; // Full opacity
					child.cooldownText.visible = false;
					child.cooldownText.setText('');
				}
			}
		}
	}
	// --- Immediately update shop icon dimming/timer after purchase, even if popup is open ---
	if (shopPopup) {
		for (var shopChild = 0; shopChild < shopPopup.children.length; shopChild++) {
			var child = shopPopup.children[shopChild];
			if (child.cooldownText && child.shopItemIndex !== undefined) {
				var itemIndex = child.shopItemIndex;
				var itemCooldownActive = false;
				var itemCooldownTimeLeft = 0;
				if (itemIndex === 0) {
					itemCooldownActive = healthRestoreCooldownActive;
					if (itemCooldownActive) {
						itemCooldownTimeLeft = Math.max(0, healthRestoreCooldownEndTime - currentTime);
					}
				} else if (itemIndex === 1) {
					itemCooldownActive = shieldCooldownActive;
					if (itemCooldownActive) {
						itemCooldownTimeLeft = Math.max(0, shieldCooldownEndTime - currentTime);
					}
				} else if (itemIndex === 2) {
					itemCooldownActive = rocketBarrageCooldownActive;
					if (itemCooldownActive) {
						itemCooldownTimeLeft = Math.max(0, rocketBarrageCooldownEndTime - currentTime);
					}
				} else if (itemIndex === 3) {
					itemCooldownActive = teslaTowerCooldownActive;
					if (itemCooldownActive) {
						itemCooldownTimeLeft = Math.max(0, teslaTowerCooldownEndTime - currentTime);
					}
				} else if (itemIndex === 4) {
					itemCooldownActive = fireTowerCooldownActive;
					if (itemCooldownActive) {
						itemCooldownTimeLeft = Math.max(0, fireTowerCooldownEndTime - currentTime);
					}
				} else if (itemIndex === 5) {
					itemCooldownActive = iceTowerCooldownActive;
					if (itemCooldownActive) {
						itemCooldownTimeLeft = Math.max(0, iceTowerCooldownEndTime - currentTime);
					}
				}
				// If cooldown just started, update immediately
				if (itemCooldownActive && itemCooldownTimeLeft > 0) {
					child.alpha = 0.5;
					child.cooldownText.visible = true;
					var secondsLeft = Math.ceil(itemCooldownTimeLeft / 1000);
					if (itemCooldownTimeLeft > 0 && secondsLeft === 0) {
						secondsLeft = 1;
					}
					child.cooldownText.setText(secondsLeft + 's');
				} else {
					child.alpha = 1.0;
					child.cooldownText.visible = false;
					child.cooldownText.setText('');
				}
			}
		}
	}
	// Update rocket barrage system
	if (rocketBarrageActive) {
		// Check if rocket barrage duration expired
		if (currentTime >= rocketBarrageEndTime) {
			// Deactivate rocket barrage
			rocketBarrageActive = false;
			rocketBarrageEndTime = 0;
		} else {
			// Launch rocket every second (1000ms)
			if (currentTime >= lastRocketLaunchTime + 1000) {
				lastRocketLaunchTime = currentTime;
				// Find target for new rocket
				var rocketTarget = findRocketTarget();
				if (rocketTarget) {
					// Create and launch rocket
					var rocket = new Rocket(rocketTarget);
					activeRockets.push(rocket);
					// Play rocket launch sound
					LK.getSound('startraket').play();
					// Find the index where puhaBarrelInstance is positioned and add rocket right after it
					var puhaBarrelIndex = -1;
					for (var childIdx = 0; childIdx < game.children.length; childIdx++) {
						if (game.children[childIdx] === puhaBarrelInstance) {
							puhaBarrelIndex = childIdx;
							break;
						}
					}
					if (puhaBarrelIndex !== -1) {
						game.addChildAt(rocket, puhaBarrelIndex + 1); // Add rocket right after puha barrel
					} else {
						// Find the index where puhaBarrelInstance is positioned and add rocket right after it
						var puhaBarrelIndex = -1;
						for (var childIdx = 0; childIdx < game.children.length; childIdx++) {
							if (game.children[childIdx] === puhaBarrelInstance) {
								puhaBarrelIndex = childIdx;
								break;
							}
						}
						if (puhaBarrelIndex !== -1) {
							game.addChildAt(rocket, puhaBarrelIndex + 1); // Add rocket right after puha barrel
						} else {
							game.addChild(rocket); // Fallback to normal add if puha not found
						}
					}
				}
			}
		}
	}
	// Update Tesla tower system
	if (teslaTowerActive) {
		// Update Tesla sphere self-rotation around their own axis
		if (teslaSphereGraphic && teslaSphereGraphic.parent) {
			teslaSphereGraphic.rotation += teslaSphereRotationDirection * TESLA_SPHERE_ROTATION_SPEED;
		}
		if (teslaSphereGraphic2 && teslaSphereGraphic2.parent) {
			teslaSphereGraphic2.rotation += teslaSphereRotationDirection2 * TESLA_SPHERE_ROTATION_SPEED;
		}
		// Create lightning particles around Tesla sphere 1 every few frames
		if (teslaSphereGraphic && teslaSphereGraphic.parent && LK.ticks % 10 === 0) {
			// Calculate world position of Tesla sphere 1
			var sphere1WorldX = cityInstance.x + teslaSphereGraphic.x;
			var sphere1WorldY = cityInstance.y + teslaSphereGraphic.y;
			// Spawn 4 lightning particles around the sphere
			var particleCount = 4; // 4 particles
			for (var lp = 0; lp < particleCount; lp++) {
				var lightningParticle = LK.getAsset('molnia2', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: 0.15 + Math.random() * 0.1,
					// Random scale between 0.15 and 0.25
					scaleY: 0.15 + Math.random() * 0.1
				});
				// Position particle at Tesla sphere center
				lightningParticle.x = sphere1WorldX;
				lightningParticle.y = sphere1WorldY;
				// Random rotation for each particle - they always point upward (0 rotation)
				lightningParticle.rotation = Math.random() * Math.PI * 2;
				lightningParticle.alpha = 0.3; // 30% opacity
				lightningParticle.tint = 0x00FFFF; // Cyan Tesla color
				game.addChild(lightningParticle);
				// Animate lightning particle - appear and disappear
				tween(lightningParticle, {
					alpha: 0,
					scaleX: 0,
					scaleY: 0
				}, {
					duration: 1500 + Math.random() * 1000,
					// 1.5-2.5 seconds
					easing: tween.easeOut,
					onFinish: function (particleRef) {
						return function () {
							if (particleRef.parent) {
								particleRef.parent.removeChild(particleRef);
							}
						};
					}(lightningParticle)
				});
			}
		}
		// Create lightning particles around Tesla sphere 2 every few frames  
		if (teslaSphereGraphic2 && teslaSphereGraphic2.parent && LK.ticks % 12 === 0) {
			// Calculate world position of Tesla sphere 2
			var sphere2WorldX = cityInstance.x + teslaSphereGraphic2.x;
			var sphere2WorldY = cityInstance.y + teslaSphereGraphic2.y;
			// Spawn 4 lightning particles around the sphere
			var particleCount = 4; // 4 particles
			for (var lp = 0; lp < particleCount; lp++) {
				var lightningParticle2 = LK.getAsset('molnia2', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: 0.15 + Math.random() * 0.1,
					// Random scale between 0.15 and 0.25
					scaleY: 0.15 + Math.random() * 0.1
				});
				// Position particle at Tesla sphere center
				lightningParticle2.x = sphere2WorldX;
				lightningParticle2.y = sphere2WorldY;
				// Random rotation for each particle - they always point upward (0 rotation)
				lightningParticle2.rotation = Math.random() * Math.PI * 2;
				lightningParticle2.alpha = 0.3; // 30% opacity
				lightningParticle2.tint = 0x00FFFF; // Cyan Tesla color
				game.addChild(lightningParticle2);
				// Animate lightning particle - appear and disappear
				tween(lightningParticle2, {
					alpha: 0,
					scaleX: 0,
					scaleY: 0
				}, {
					duration: 1500 + Math.random() * 1000,
					// 1.5-2.5 seconds
					easing: tween.easeOut,
					onFinish: function (particleRef) {
						return function () {
							if (particleRef.parent) {
								particleRef.parent.removeChild(particleRef);
							}
						};
					}(lightningParticle2)
				});
			}
		}
		// Check if Tesla tower duration expired
		if (currentTime >= teslaTowerEndTime) {
			// Update Tesla sphere rotation only if active (keep it at top)
			if (teslaTowerActive && teslaSphereGraphic && teslaSphereGraphic.parent && teslaTowerGraphic && teslaTowerGraphic.parent) {
				// Keep sphere at top of tower
				var towerVisualHeight = teslaTowerGraphic.height * teslaTowerGraphic.scaleY;
				teslaSphereGraphic.x = teslaTowerGraphic.x;
				teslaSphereGraphic.y = teslaTowerGraphic.y - towerVisualHeight - 70; // Stay at top, 70 pixels higher
			}
			// Update Tesla sphere 2 rotation only if active (keep it at top)
			if (teslaTowerActive && teslaSphereGraphic2 && teslaSphereGraphic2.parent && teslaTowerGraphic && teslaTowerGraphic.parent) {
				// Keep sphere 2 at top of tower
				var towerVisualHeight = teslaTowerGraphic.height * teslaTowerGraphic.scaleY;
				teslaSphereGraphic2.x = teslaTowerGraphic.x;
				teslaSphereGraphic2.y = teslaTowerGraphic.y - towerVisualHeight - 70; // Stay at top, 70 pixels higher
			}
			// Deactivate Tesla tower
			teslaTowerActive = false;
			teslaTowerEndTime = 0;
			// Tesla sphere shrink and disappear animation
			if (teslaSphereGraphic && teslaSphereGraphic.parent) {
				tween(teslaSphereGraphic, {
					scaleX: 0,
					scaleY: 0,
					alpha: 0
				}, {
					duration: 500,
					easing: tween.easeIn,
					onFinish: function onFinish() {
						if (teslaSphereGraphic && teslaSphereGraphic.parent) {
							cityInstance.removeChild(teslaSphereGraphic);
							teslaSphereGraphic = null;
						}
					}
				});
			}
			// Tesla sphere 2 shrink and disappear animation
			if (teslaSphereGraphic2 && teslaSphereGraphic2.parent) {
				tween(teslaSphereGraphic2, {
					scaleX: 0,
					scaleY: 0,
					alpha: 0
				}, {
					duration: 500,
					easing: tween.easeIn,
					onFinish: function onFinish() {
						if (teslaSphereGraphic2 && teslaSphereGraphic2.parent) {
							cityInstance.removeChild(teslaSphereGraphic2);
							teslaSphereGraphic2 = null;
						}
					}
				});
			}
			// Tower disappear animation
			if (teslaTowerGraphic && teslaTowerGraphic.parent) {
				tween(teslaTowerGraphic, {
					scaleX: 0,
					scaleY: 0,
					alpha: 0
				}, {
					duration: 500,
					easing: tween.easeIn,
					onFinish: function onFinish() {
						if (teslaTowerGraphic && teslaTowerGraphic.parent) {
							cityInstance.removeChild(teslaTowerGraphic);
							teslaTowerGraphic = null;
						}
					}
				});
			}
		} else {
			// Tesla strike every 1000ms (once per second)
			if (currentTime >= lastTeslaStrikeTime + 1000) {
				lastTeslaStrikeTime = currentTime;
				// Find closest target to Tesla tower
				var towerWorldX = cityInstance.x;
				var towerWorldY = cityInstance.y - 120;
				var teslaTarget = null;
				var closestDistance = Infinity;
				for (var t = 0; t < fallingObjects.length; t++) {
					var target = fallingObjects[t];
					if (!target.isDestroyed) {
						var dx = target.x - towerWorldX;
						var dy = target.y - towerWorldY;
						var distance = Math.sqrt(dx * dx + dy * dy);
						if (distance < closestDistance) {
							closestDistance = distance;
							teslaTarget = target;
						}
					}
				}
				if (teslaTarget) {
					// Tesla tower pulsation before shooting - compress down and sideways
					if (teslaTowerGraphic && teslaTowerGraphic.parent) {
						var originalTowerScaleX = teslaTowerGraphic.scaleX;
						var originalTowerScaleY = teslaTowerGraphic.scaleY;
						tween.stop(teslaTowerGraphic, {
							scaleX: true,
							scaleY: true
						});
						tween(teslaTowerGraphic, {
							scaleY: originalTowerScaleY * 0.85 // Compress downward only
						}, {
							duration: 100,
							easing: tween.easeOut,
							onFinish: function onFinish() {
								if (teslaTowerGraphic) {
									tween(teslaTowerGraphic, {
										scaleX: originalTowerScaleX,
										scaleY: originalTowerScaleY
									}, {
										duration: 100,
										easing: tween.easeIn
									});
								}
							}
						});
					}
					if (teslaSphereGraphic && teslaSphereGraphic.parent) {
						// Pulsate sphere
						var originalSphereScale = teslaSphereGraphic.scaleX; // Assuming scaleX and scaleY are same
						tween.stop(teslaSphereGraphic, {
							scaleX: true,
							scaleY: true
						});
						tween(teslaSphereGraphic, {
							scaleX: originalSphereScale * 1.5,
							scaleY: originalSphereScale * 1.5
						}, {
							duration: 150,
							easing: tween.easeOut,
							onFinish: function onFinish() {
								if (teslaSphereGraphic) {
									// Check if sphere still exists
									tween(teslaSphereGraphic, {
										scaleX: originalSphereScale,
										scaleY: originalSphereScale
									}, {
										duration: 150,
										easing: tween.easeIn
									});
								}
							}
						});
						// Keep rotation direction consistent (always clockwise)
					}
					if (teslaSphereGraphic2 && teslaSphereGraphic2.parent) {
						// Pulsate sphere 2
						var originalSphereScale2 = teslaSphereGraphic2.scaleX; // Assuming scaleX and scaleY are same
						tween.stop(teslaSphereGraphic2, {
							scaleX: true,
							scaleY: true
						});
						tween(teslaSphereGraphic2, {
							scaleX: originalSphereScale2 * 1.5,
							scaleY: originalSphereScale2 * 1.5
						}, {
							duration: 150,
							easing: tween.easeOut,
							onFinish: function onFinish() {
								if (teslaSphereGraphic2) {
									// Check if sphere 2 still exists
									tween(teslaSphereGraphic2, {
										scaleX: originalSphereScale2,
										scaleY: originalSphereScale2
									}, {
										duration: 150,
										easing: tween.easeIn
									});
								}
							}
						});
						// Keep rotation direction consistent (always counterclockwise)
					}
					// Tesla lightning damage (stronger than normal lightning)
					var teslaDamage = 250; // Fixed 250 damage for Tesla strikes
					teslaTarget.health -= teslaDamage;
					LK.effects.flashObject(teslaTarget.graphic, 0xFF0000, 100);
					// Update health bar visual for Tesla damage
					if (teslaTarget.healthBarBg) {
						teslaTarget.updateHealthBarVisual();
					}
					// Play lightning sound
					LK.getSound('molnia').play();
					// Create Tesla lightning damage number
					var teslaDamageNumber = new Text2(teslaDamage.toString(), {
						size: 80,
						fill: 0x00FFFF,
						// Cyan color for Tesla damage (matching lightning gun)
						align: 'center',
						font: 'Impact'
					});
					teslaDamageNumber.alpha = 0; // Make damage number invisible
					teslaDamageNumber.anchor.set(0.5, 0.5);
					teslaDamageNumber.x = teslaTarget.x + (Math.random() - 0.5) * 40;
					teslaDamageNumber.y = teslaTarget.y - 20;
					game.addChild(teslaDamageNumber);
					// Animate Tesla damage number
					tween(teslaDamageNumber, {
						y: teslaDamageNumber.y - 120,
						scaleX: 1.3,
						scaleY: 1.3
					}, {
						duration: 1200,
						easing: tween.easeOut
					});
					// Remove Tesla damage number after timeout
					LK.setTimeout(function () {
						if (teslaDamageNumber.parent) {
							game.removeChild(teslaDamageNumber);
						}
					}, 1200);
					// Check if target destroyed by Tesla
					if (teslaTarget.health <= 0) {
						teslaTarget.destroySelf();
					}
					// Tesla chain lightning - hits up to 5 targets (increased from 2)
					var teslaChainTargets = [];
					var chainDistances = [];
					for (var ct = 0; ct < fallingObjects.length; ct++) {
						var candidate = fallingObjects[ct];
						if (!candidate.isDestroyed && candidate !== teslaTarget) {
							var distX = candidate.x - teslaTarget.x;
							var distY = candidate.y - teslaTarget.y;
							var distance = Math.sqrt(distX * distX + distY * distY);
							// Remove distance limitation - Tesla chains to any target regardless of distance
							chainDistances.push({
								target: candidate,
								distance: distance
							});
						}
					}
					// Sort by distance and take closest 4 (so 5 total including original target)
					chainDistances.sort(function (a, b) {
						return a.distance - b.distance;
					});
					for (var d = 0; d < Math.min(4, chainDistances.length); d++) {
						teslaChainTargets.push(chainDistances[d].target);
					}
					// Calculate Tesla sphere world position
					var sphereWorldX = cityInstance.x + teslaSphereGraphic.x;
					var sphereWorldY = cityInstance.y + teslaSphereGraphic.y;
					// Create Tesla lightning bolt from sphere to target
					var sphereDx = teslaTarget.x - sphereWorldX;
					var sphereDy = teslaTarget.y - sphereWorldY;
					var sphereDistance = Math.sqrt(sphereDx * sphereDx + sphereDy * sphereDy);
					var boltSegmentCount = Math.max(2, Math.floor(sphereDistance / 80));
					var boltAngle = Math.atan2(sphereDy, sphereDx);
					// Create smaller Tesla lightning segments
					for (var s = 0; s < boltSegmentCount; s++) {
						var segmentProgress = (s + 0.1) / boltSegmentCount;
						var segmentX = sphereWorldX + sphereDx * segmentProgress;
						var segmentY = sphereWorldY + sphereDy * segmentProgress;
						// Add Tesla-specific randomization
						segmentX += (Math.random() - 0.5) * 15;
						segmentY += (Math.random() - 0.5) * 15;
						// Tesla glow effect (much larger, bright cyan)
						var teslaGlow = LK.getAsset('molnia', {
							anchorX: 0.5,
							anchorY: 0.5
						});
						teslaGlow.x = segmentX;
						teslaGlow.y = segmentY;
						teslaGlow.rotation = boltAngle + (Math.random() - 0.5) * 0.3;
						teslaGlow.scaleX = (0.15 + Math.random() * 0.1) * 6.144; // 20% smaller than 7.68 (7.68 * 0.8)
						teslaGlow.scaleY = (0.15 + Math.random() * 0.1) * 6.144;
						teslaGlow.alpha = 0.4;
						teslaGlow.tint = 0x00FFFF; // Bright cyan for glow
						game.addChild(teslaGlow);
						// Main Tesla lightning (much larger, bright cyan)
						var teslaLightning = LK.getAsset('molnia', {
							anchorX: 0.5,
							anchorY: 0.5
						});
						teslaLightning.x = segmentX;
						teslaLightning.y = segmentY;
						teslaLightning.rotation = boltAngle + (Math.random() - 0.5) * 0.3;
						teslaLightning.scaleX = (0.15 + Math.random() * 0.1) * 3.264; // 20% smaller than 4.08 (4.08 * 0.8)
						teslaLightning.scaleY = (0.15 + Math.random() * 0.1) * 3.264;
						teslaLightning.alpha = 0.9 + Math.random() * 0.1;
						teslaLightning.tint = 0x00FFFF; // Bright cyan Tesla color
						game.addChild(teslaLightning);
						// Animate Tesla lightning segments
						tween(teslaGlow, {
							alpha: 0
						}, {
							duration: 400,
							easing: tween.easeIn,
							onFinish: function (segment) {
								return function () {
									if (segment.parent) {
										game.removeChild(segment);
									}
								};
							}(teslaGlow)
						});
						tween(teslaLightning, {
							scaleY: 0,
							alpha: 0
						}, {
							duration: 400,
							easing: tween.easeIn,
							onFinish: function (segment) {
								return function () {
									if (segment.parent) {
										game.removeChild(segment);
									}
								};
							}(teslaLightning)
						});
					}
					// Tesla chain lightning effect (sequential, faster than normal)
					var _teslaChainLightning = function teslaChainLightning(fromTarget, targetIndex) {
						if (targetIndex >= teslaChainTargets.length) {
							return;
						}
						var toTarget = teslaChainTargets[targetIndex];
						// Tesla chain damage (same as main Tesla strike)
						var teslaChainDamage = 250; // Fixed 250 damage for Tesla chain
						toTarget.health -= teslaChainDamage;
						if (toTarget && toTarget.graphic && toTarget.graphic.parent) {
							LK.effects.flashObject(toTarget.graphic, 0xFF0000, 100);
						}
						// Update health bar for chain lightning damage
						if (toTarget.healthBarBg) {
							toTarget.updateHealthBarVisual();
						}
						// Check for fire/freeze effects if upgrades exist
						var fireChance = upgrades.fire * 5;
						if (Math.random() * 100 < fireChance) {
							toTarget.applyBurn();
						}
						var freezeChance = upgrades.freeze * 5;
						if (Math.random() * 100 < freezeChance) {
							toTarget.applyFreeze();
						}
						// Tesla chain damage number
						var teslaChainDamageNumber = new Text2(teslaChainDamage.toString(), {
							size: 70,
							fill: 0x00FFFF,
							// Cyan for Tesla chain (matching lightning gun)
							align: 'center',
							font: 'Impact'
						});
						teslaChainDamageNumber.alpha = 0; // Make damage number invisible
						teslaChainDamageNumber.anchor.set(0.5, 0.5);
						teslaChainDamageNumber.x = toTarget.x + 60 + Math.random() * 20;
						teslaChainDamageNumber.y = toTarget.y - 20;
						game.addChild(teslaChainDamageNumber);
						// Animate Tesla chain damage number
						tween(teslaChainDamageNumber, {
							y: teslaChainDamageNumber.y - 120,
							scaleX: 1.2,
							scaleY: 1.2
						}, {
							duration: 1200,
							easing: tween.easeOut
						});
						// Remove Tesla chain damage number
						LK.setTimeout(function () {
							if (teslaChainDamageNumber.parent) {
								game.removeChild(teslaChainDamageNumber);
							}
						}, 1200);
						// Create Tesla chain lightning visual from fromTarget to toTarget
						var chainDx = toTarget.x - fromTarget.x;
						var chainDy = toTarget.y - fromTarget.y;
						var chainDistance = Math.sqrt(chainDx * chainDx + chainDy * chainDy);
						var chainBoltSegmentCount = Math.max(2, Math.floor(chainDistance / 80));
						var chainBoltAngle = Math.atan2(chainDy, chainDx);
						// Create Tesla chain lightning segments
						for (var cs = 0; cs < chainBoltSegmentCount; cs++) {
							var chainSegmentProgress = (cs + 0.1) / chainBoltSegmentCount;
							var chainSegmentX = fromTarget.x + chainDx * chainSegmentProgress;
							var chainSegmentY = fromTarget.y + chainDy * chainSegmentProgress;
							// Add Tesla-specific randomization
							chainSegmentX += (Math.random() - 0.5) * 15;
							chainSegmentY += (Math.random() - 0.5) * 15;
							// Tesla chain glow effect (large, bright cyan)
							var teslaChainGlow = LK.getAsset('molnia', {
								anchorX: 0.5,
								anchorY: 0.5
							});
							teslaChainGlow.x = chainSegmentX;
							teslaChainGlow.y = chainSegmentY;
							teslaChainGlow.rotation = chainBoltAngle + (Math.random() - 0.5) * 0.3;
							teslaChainGlow.scaleX = (0.15 + Math.random() * 0.1) * 6.144; // 20% smaller than 7.68 (7.68 * 0.8)
							teslaChainGlow.scaleY = (0.15 + Math.random() * 0.1) * 6.144;
							teslaChainGlow.alpha = 0.4;
							teslaChainGlow.tint = 0x00FFFF; // Bright cyan for glow
							game.addChild(teslaChainGlow);
							// Main Tesla chain lightning (large, bright cyan)
							var teslaChainLightning = LK.getAsset('molnia', {
								anchorX: 0.5,
								anchorY: 0.5
							});
							teslaChainLightning.x = chainSegmentX;
							teslaChainLightning.y = chainSegmentY;
							teslaChainLightning.rotation = chainBoltAngle + (Math.random() - 0.5) * 0.3;
							teslaChainLightning.scaleX = (0.15 + Math.random() * 0.1) * 3.264; // 20% smaller than 4.08 (4.08 * 0.8)
							teslaChainLightning.scaleY = (0.15 + Math.random() * 0.1) * 3.264;
							teslaChainLightning.alpha = 0.9 + Math.random() * 0.1;
							teslaChainLightning.tint = 0x00FFFF; // Bright cyan Tesla color
							game.addChild(teslaChainLightning);
							// Animate Tesla chain lightning segments
							tween(teslaChainGlow, {
								alpha: 0
							}, {
								duration: 400,
								easing: tween.easeIn,
								onFinish: function (segment) {
									return function () {
										if (segment.parent) {
											game.removeChild(segment);
										}
									};
								}(teslaChainGlow)
							});
							tween(teslaChainLightning, {
								scaleY: 0,
								alpha: 0
							}, {
								duration: 400,
								easing: tween.easeIn,
								onFinish: function (segment) {
									return function () {
										if (segment.parent) {
											game.removeChild(segment);
										}
									};
								}(teslaChainLightning)
							});
						}
						// Check if target destroyed
						if (toTarget.health <= 0) {
							toTarget.destroySelf();
						}
						// Continue chain to next target
						LK.setTimeout(function () {
							_teslaChainLightning(toTarget, targetIndex + 1);
						}, 100); // Faster Tesla chain
					};
					// Start Tesla chain
					if (teslaChainTargets.length > 0) {
						_teslaChainLightning(teslaTarget, 0);
					}
				}
			}
		}
	}
	// Update Fire tower system
	if (fireTowerActive) {
		// Update fire sphere rotation around its own axis (slower)
		if (fireFlameGraphic && fireFlameGraphic.parent) {
			fireFlameGraphic.rotation += 0.02; // Slower continuous rotation around its own axis
		}
		// Update second fire sphere rotation around its own axis (opposite direction)
		if (fireFlameGraphic2 && fireFlameGraphic2.parent) {
			fireFlameGraphic2.rotation -= 0.02; // Slower continuous rotation in opposite direction
		}
		// Create fire particles around fire sphere 1 every few frames
		if (fireFlameGraphic && fireFlameGraphic.parent && LK.ticks % 8 === 0) {
			// Calculate world position of fire sphere 1
			var fireSphere1WorldX = cityInstance.x + fireFlameGraphic.x;
			var fireSphere1WorldY = cityInstance.y + fireFlameGraphic.y;
			// Spawn 3 fire particles around the sphere
			var fireParticleCount = 3; // 3 particles
			for (var fp = 0; fp < fireParticleCount; fp++) {
				var fireParticle = LK.getAsset('ogonek', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: 0.08 + Math.random() * 0.05,
					// Random scale between 0.08 and 0.13
					scaleY: 0.08 + Math.random() * 0.05
				});
				// Position particle at fire sphere center
				fireParticle.x = fireSphere1WorldX + (Math.random() - 0.5) * 60;
				fireParticle.y = fireSphere1WorldY + (Math.random() - 0.5) * 60;
				// Random rotation for each particle
				fireParticle.rotation = Math.random() * Math.PI * 2;
				fireParticle.alpha = 0.7 + Math.random() * 0.3; // 70-100% opacity
				fireParticle.tint = 0xFF4500; // Orange fire color
				game.addChild(fireParticle);
				// Animate fire particle floating upward while shrinking and fading
				tween(fireParticle, {
					x: fireParticle.x + (Math.random() - 0.5) * 20,
					y: fireParticle.y - 80 - Math.random() * 40,
					scaleX: 0,
					scaleY: 0,
					alpha: 0
				}, {
					duration: 1500 + Math.random() * 1000,
					// 1.5-2.5 seconds
					easing: tween.easeOut,
					onFinish: function (particleRef) {
						return function () {
							if (particleRef.parent) {
								particleRef.parent.removeChild(particleRef);
							}
						};
					}(fireParticle)
				});
			}
		}
		// Create fire particles around fire sphere 2 every few frames
		if (fireFlameGraphic2 && fireFlameGraphic2.parent && LK.ticks % 10 === 0) {
			// Calculate world position of fire sphere 2
			var fireSphere2WorldX = cityInstance.x + fireFlameGraphic2.x;
			var fireSphere2WorldY = cityInstance.y + fireFlameGraphic2.y;
			// Spawn 3 fire particles around the sphere
			var fireParticleCount = 3; // 3 particles
			for (var fp = 0; fp < fireParticleCount; fp++) {
				var fireParticle2 = LK.getAsset('ogonek', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: 0.08 + Math.random() * 0.05,
					// Random scale between 0.08 and 0.13
					scaleY: 0.08 + Math.random() * 0.05
				});
				// Position particle at fire sphere center
				fireParticle2.x = fireSphere2WorldX + (Math.random() - 0.5) * 60;
				fireParticle2.y = fireSphere2WorldY + (Math.random() - 0.5) * 60;
				// Random rotation for each particle
				fireParticle2.rotation = Math.random() * Math.PI * 2;
				fireParticle2.alpha = 0.7 + Math.random() * 0.3; // 70-100% opacity
				fireParticle2.tint = 0xFF4500; // Orange fire color
				game.addChild(fireParticle2);
				// Animate fire particle floating upward while shrinking and fading
				tween(fireParticle2, {
					x: fireParticle2.x + (Math.random() - 0.5) * 20,
					y: fireParticle2.y - 80 - Math.random() * 40,
					scaleX: 0,
					scaleY: 0,
					alpha: 0
				}, {
					duration: 1500 + Math.random() * 1000,
					// 1.5-2.5 seconds
					easing: tween.easeOut,
					onFinish: function (particleRef) {
						return function () {
							if (particleRef.parent) {
								particleRef.parent.removeChild(particleRef);
							}
						};
					}(fireParticle2)
				});
			}
		}
		// Fire tower releases 17 fire projectiles in 180 degree arc upward every 1000ms
		if (currentTime >= lastFireStrikeTime + 1000) {
			lastFireStrikeTime = currentTime;
			// Play fire tower shooting sound
			LK.getSound('Ognemet').play();
			// Use fire sphere position as the spawn point for projectiles
			var towerWorldX = cityInstance.x + fireFlameGraphic.x;
			var towerWorldY = cityInstance.y + fireFlameGraphic.y;
			// Fire tower compression before shooting - compress down like Tesla tower
			if (fireTowerGraphic && fireTowerGraphic.parent) {
				var originalFireTowerScaleX = fireTowerGraphic.scaleX;
				var originalFireTowerScaleY = fireTowerGraphic.scaleY;
				tween.stop(fireTowerGraphic, {
					scaleX: true,
					scaleY: true
				});
				tween(fireTowerGraphic, {
					scaleY: originalFireTowerScaleY * 0.85 // Compress downward only
				}, {
					duration: 100,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						if (fireTowerGraphic) {
							tween(fireTowerGraphic, {
								scaleX: originalFireTowerScaleX,
								scaleY: originalFireTowerScaleY
							}, {
								duration: 100,
								easing: tween.easeIn
							});
						}
					}
				});
			}
			// Pulsate fire flame when launching projectiles
			if (fireFlameGraphic && fireFlameGraphic.parent) {
				var originalFlameScale = fireFlameGraphic.scaleX;
				if (!fireFlameGraphic.isPulsing) {
					fireFlameGraphic.isPulsing = true;
					tween.stop(fireFlameGraphic, {
						scaleX: true,
						scaleY: true
					});
					tween(fireFlameGraphic, {
						scaleX: originalFlameScale * 1.3,
						scaleY: originalFlameScale * 1.3
					}, {
						duration: 100,
						easing: tween.easeOut,
						onFinish: function onFinish() {
							if (fireFlameGraphic) {
								tween(fireFlameGraphic, {
									scaleX: originalFlameScale,
									scaleY: originalFlameScale
								}, {
									duration: 100,
									easing: tween.easeIn,
									onFinish: function onFinish() {
										if (fireFlameGraphic) {
											fireFlameGraphic.isPulsing = false;
										}
									}
								});
							}
						}
					});
				}
			}
			// Pulsate fire flame 2 when launching projectiles
			if (fireFlameGraphic2 && fireFlameGraphic2.parent) {
				var originalFlameScale2 = fireFlameGraphic2.scaleX;
				if (!fireFlameGraphic2.isPulsing) {
					fireFlameGraphic2.isPulsing = true;
					tween.stop(fireFlameGraphic2, {
						scaleX: true,
						scaleY: true
					});
					tween(fireFlameGraphic2, {
						scaleX: originalFlameScale2 * 1.3,
						scaleY: originalFlameScale2 * 1.3
					}, {
						duration: 100,
						easing: tween.easeOut,
						onFinish: function onFinish() {
							if (fireFlameGraphic2) {
								tween(fireFlameGraphic2, {
									scaleX: originalFlameScale2,
									scaleY: originalFlameScale2
								}, {
									duration: 100,
									easing: tween.easeIn,
									onFinish: function onFinish() {
										if (fireFlameGraphic2) {
											fireFlameGraphic2.isPulsing = false;
										}
									}
								});
							}
						}
					});
				}
			}
			// Initialize fire tower shot counter if not exists
			if (!fireTowerGraphic.shotCounter) {
				fireTowerGraphic.shotCounter = 0;
			}
			// Create 17 fire projectiles shooting in 180 degree arc upward with alternating pattern
			var projectileCount = 17;
			var isAlternateShot = fireTowerGraphic.shotCounter % 2 === 1; // Every other shot is alternate
			var angleOffset = isAlternateShot ? Math.PI / (projectileCount - 1) / 2 : 0; // Half-step offset for alternate shots
			for (var p = 0; p < projectileCount; p++) {
				var angle = Math.PI + p / (projectileCount - 1) * Math.PI + angleOffset; // Distribute evenly in 180 degree arc upward (π to 2π) with offset
				var fireProjectile = LK.getAsset('fire_circle', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: 0.25,
					scaleY: 0.25
				});
				fireProjectile.x = towerWorldX;
				fireProjectile.y = towerWorldY;
				fireProjectile.alpha = 0.9;
				fireProjectile.rotation = angle; // Rotate projectile to face movement direction
				// Store movement properties
				fireProjectile.velocityX = Math.cos(angle) * 8; // Speed of 8 pixels per frame
				fireProjectile.velocityY = Math.sin(angle) * 8;
				fireProjectile.hitEnemies = []; // Track which enemies this projectile has hit
				// Add to game and tracking array
				game.addChild(fireProjectile);
				if (!game.fireProjectiles) {
					game.fireProjectiles = [];
				}
				game.fireProjectiles.push(fireProjectile);
				// Add rotation speed for spinning effect
				fireProjectile.rotationSpeed = 0.02 + Math.random() * 0.02; // Random rotation speed between 0.02 and 0.04 radians per frame (much slower)
				fireProjectile.rotationDirection = Math.random() < 0.5 ? 1 : -1; // Random direction (clockwise or counterclockwise)
				// Add movement and collision checking
				fireProjectile.update = function () {
					if (!this.parent) {
						return;
					}
					// Pause movement when popups are open
					if (upgradesPopup || controlsPopup || shopPopup) {
						return;
					}
					// Move projectile
					this.x += this.velocityX;
					this.y += this.velocityY;
					// Rotate projectile around its own axis
					this.rotation += this.rotationSpeed * this.rotationDirection;
					// Check collision with enemies
					for (var enemyIndex = 0; enemyIndex < fallingObjects.length; enemyIndex++) {
						var enemy = fallingObjects[enemyIndex];
						if (enemy.isDestroyed) {
							continue;
						}
						if (this.hitEnemies.indexOf(enemy) !== -1) {
							continue;
						} // Already hit this enemy
						// Calculate distance from projectile to enemy
						var dx = enemy.x - this.x;
						var dy = enemy.y - this.y;
						var distance = Math.sqrt(dx * dx + dy * dy);
						// Check if projectile is within damage range of enemy
						if (distance <= 80) {
							this.hitEnemies.push(enemy);
							// Apply fire projectile damage
							var projectileDamage = 100;
							enemy.health -= projectileDamage;
							LK.effects.flashObject(enemy.graphic, 0xFF4500, 200);
							// Apply fire tower burn stacks - always call since all enemies have this method
							enemy.applyFireTowerBurn();
							// Removed floating fire projectile damage number text
							// Check if target destroyed by fire projectile
							if (enemy.health <= 0) {
								enemy.destroySelf();
							}
						}
					}
					// Remove projectile when it goes off screen
					if (this.x < -100 || this.x > WORLD_WIDTH + 100 || this.y < -100 || this.y > WORLD_HEIGHT + 100) {
						if (this.parent) {
							this.parent.removeChild(this);
						}
						// Remove from tracking array
						if (game.fireProjectiles) {
							var index = game.fireProjectiles.indexOf(this);
							if (index > -1) {
								game.fireProjectiles.splice(index, 1);
							}
						}
					}
				};
			}
			// Increment shot counter for alternating pattern
			fireTowerGraphic.shotCounter++;
		}
		// Check if Fire tower duration expired
		if (currentTime >= fireTowerEndTime) {
			// Deactivate Fire tower
			fireTowerActive = false;
			fireTowerEndTime = 0;
			// Clean up aura visuals
			if (fireTowerGraphic && fireTowerGraphic.auraVisuals) {
				for (var av = 0; av < fireTowerGraphic.auraVisuals.length; av++) {
					var auraVisual = fireTowerGraphic.auraVisuals[av];
					if (auraVisual && auraVisual.parent) {
						tween(auraVisual, {
							alpha: 0,
							scaleX: 0,
							scaleY: 0
						}, {
							duration: 300,
							easing: tween.easeIn,
							onFinish: function (visualRef) {
								return function () {
									if (visualRef.parent) {
										visualRef.parent.removeChild(visualRef);
									}
								};
							}(auraVisual)
						});
					}
				}
				fireTowerGraphic.auraVisuals = [];
			}
			// Fire flame shrink and disappear animation
			if (fireFlameGraphic && fireFlameGraphic.parent) {
				tween(fireFlameGraphic, {
					scaleX: 0,
					scaleY: 0,
					alpha: 0
				}, {
					duration: 500,
					easing: tween.easeIn,
					onFinish: function onFinish() {
						if (fireFlameGraphic && fireFlameGraphic.parent) {
							cityInstance.removeChild(fireFlameGraphic);
							fireFlameGraphic = null;
						}
					}
				});
			}
			// Fire flame 2 shrink and disappear animation
			if (fireFlameGraphic2 && fireFlameGraphic2.parent) {
				tween(fireFlameGraphic2, {
					scaleX: 0,
					scaleY: 0,
					alpha: 0
				}, {
					duration: 500,
					easing: tween.easeIn,
					onFinish: function onFinish() {
						if (fireFlameGraphic2 && fireFlameGraphic2.parent) {
							cityInstance.removeChild(fireFlameGraphic2);
							fireFlameGraphic2 = null;
						}
					}
				});
			}
			// Tower disappear animation
			if (fireTowerGraphic && fireTowerGraphic.parent) {
				tween(fireTowerGraphic, {
					scaleX: 0,
					scaleY: 0,
					alpha: 0
				}, {
					duration: 500,
					easing: tween.easeIn,
					onFinish: function onFinish() {
						if (fireTowerGraphic && fireTowerGraphic.parent) {
							cityInstance.removeChild(fireTowerGraphic);
							fireTowerGraphic = null;
						}
					}
				});
			}
		}
	}
	// Update Ice tower system
	if (iceTowerActive) {
		// Update ice tower
		if (iceTowerInstance && iceTowerInstance.parent) {
			iceTowerInstance.update();
		}
		// Ice tower shoots every 1500ms (every 1.5 seconds)
		if (currentTime >= lastIceStrikeTime + 1500) {
			lastIceStrikeTime = currentTime;
			if (iceTowerInstance && iceTowerInstance.parent) {
				iceTowerInstance.shootIceProjectiles();
			}
		}
		// Check if Ice tower duration expired
		if (currentTime >= iceTowerEndTime) {
			// Deactivate Ice tower
			iceTowerActive = false;
			iceTowerEndTime = 0;
			if (iceTowerInstance && iceTowerInstance.parent) {
				iceTowerInstance.destroy();
				iceTowerInstance = null;
			}
		}
	}
	// Update active rockets
	for (var r = activeRockets.length - 1; r >= 0; r--) {
		var rocket = activeRockets[r];
		if (rocket.isDestroyed) {
			activeRockets.splice(r, 1);
		} else {
			rocket.update();
		}
	}
	// Update fire projectiles
	if (game.fireProjectiles) {
		for (var fp = game.fireProjectiles.length - 1; fp >= 0; fp--) {
			var fireProjectile = game.fireProjectiles[fp];
			if (fireProjectile && fireProjectile.update) {
				fireProjectile.update();
			}
		}
	}
	// Update ice projectiles
	if (game.iceProjectiles) {
		for (var ip = game.iceProjectiles.length - 1; ip >= 0; ip--) {
			var iceProjectile = game.iceProjectiles[ip];
			if (iceProjectile && iceProjectile.update) {
				iceProjectile.update();
			}
		}
	}
	// 0. Update Crosshair Position
	if (crosshairInstance) {
		if (useJoystickControl && joystickInstance) {
			// Joystick: Update crosshair based on joystick input
			// Calculate how far the knob is from the center (0..1)
			var knobDistance = Math.sqrt(joystickInstance.deltaX * joystickInstance.deltaX + joystickInstance.deltaY * joystickInstance.deltaY);
			// Crosshair speed is proportional to knob distance, up to CROSSHAIR_SPEED
			var effectiveSpeed = CROSSHAIR_SPEED * knobDistance * 2 / 1.5;
			crosshairInstance.x += joystickInstance.deltaX * effectiveSpeed;
			crosshairInstance.y += joystickInstance.deltaY * effectiveSpeed;
		} else if (!useJoystickControl) {
			// Mouse: Move crosshair directly to mouse position with same speed as joystick
			var targetX = mouseX;
			var targetY = mouseY;
			var deltaX = targetX - crosshairInstance.x;
			var deltaY = targetY - crosshairInstance.y;
			var distance = Math.sqrt(deltaX * deltaX + deltaY * deltaY);
			if (distance > 1) {
				// Move crosshair towards mouse at reduced speed to match joystick (13.3 speed)
				var moveSpeed = CROSSHAIR_SPEED * 1.33;
				var moveX = deltaX / distance * moveSpeed;
				var moveY = deltaY / distance * moveSpeed;
				// Don't overshoot the target
				if (Math.abs(moveX) > Math.abs(deltaX)) {
					moveX = deltaX;
				}
				if (Math.abs(moveY) > Math.abs(deltaY)) {
					moveY = deltaY;
				}
				crosshairInstance.x += moveX;
				crosshairInstance.y += moveY;
			}
		}
		// Clamp crosshair to screen bounds (considering anchor is 0.5, 0.5)
		var chHW = crosshairInstance.graphic.width / 2;
		var chHH = crosshairInstance.graphic.height / 2;
		crosshairInstance.x = Math.max(chHW, Math.min(WORLD_WIDTH - chHW, crosshairInstance.x));
		crosshairInstance.y = Math.max(chHH, Math.min(WORLD_HEIGHT - chHH, crosshairInstance.y));
		// Crosshair speed calculation and display removed as requested
	}
	// 1. Check if crosshair is over any target and change color accordingly
	var crosshairOverTarget = false;
	for (var k = 0; k < fallingObjects.length; k++) {
		var target = fallingObjects[k];
		if (!target.isDestroyed && crosshairInstance.isOver(target)) {
			crosshairOverTarget = true;
			break;
		}
	}
	// Change crosshair color based on targeting
	if (crosshairOverTarget && crosshairInstance.graphic.tint !== 0xFF0000) {
		// Turn red when over target
		tween(crosshairInstance.graphic, {
			tint: 0xFF0000
		}, {
			duration: 100,
			easing: tween.easeOut
		});
	} else if (!crosshairOverTarget && crosshairInstance.graphic.tint !== 0xFFFFFF) {
		// Turn white when not over target
		tween(crosshairInstance.graphic, {
			tint: 0xFFFFFF
		}, {
			duration: 100,
			easing: tween.easeOut
		});
	}
	// 2. Firing Logic
	// Only fire when crosshair is over target and firing is enabled
	if (crosshairOverTarget && currentTime >= lastFireTime + FIRE_RATE_MS) {
		lastFireTime = currentTime;
		var hitTargets = []; // Track which targets were hit this frame
		for (var k = 0; k < fallingObjects.length; k++) {
			var target = fallingObjects[k];
			if (!target.isDestroyed && crosshairInstance.isOver(target)) {
				target.takeDamage(FIRE_DAMAGE);
				hitTargets.push(target); // Add to hit targets list
				// Check for fire chance
				var fireChance = upgrades.fire * 5; // 5% per level
				if (Math.random() * 100 < fireChance) {
					target.applyBurn();
				}
				// Check for freeze chance
				var freezeChance = upgrades.freeze * 5; // 5% per level
				if (Math.random() * 100 < freezeChance) {
					target.applyFreeze();
				}
				// Aggressive particle cleanup to prevent accumulation
				if (!game.particles) {
					game.particles = [];
				}
				if (game.particles.length >= 30) {
					// Reduced threshold from 50 to 30
					// Clean up oldest 15 particles instead of 10
					for (var oldP = 0; oldP < 15; oldP++) {
						var oldParticle = game.particles.shift();
						if (oldParticle) {
							// Stop any active tweens before removal
							tween.stop(oldParticle);
							if (oldParticle.parent) {
								oldParticle.parent.removeChild(oldParticle);
							}
						}
					}
				}
				// Create particle explosion at hit location
				var particleCount = 3 + Math.floor(Math.random() * 3); // 3 to 5 particles
				for (var p = 0; p < particleCount; p++) {
					var randomScale = 0.5 + Math.random() * 1.5; // Random scale between 0.5 and 2.0
					var particle = LK.getAsset('particle', {
						anchorX: 0.5,
						anchorY: 0.5,
						scaleX: randomScale,
						scaleY: randomScale
					});
					particle.x = target.x;
					particle.y = target.y;
					game.addChild(particle);
					game.particles.push(particle);
					// Random direction and speed for each particle
					var angle = Math.random() * Math.PI * 2;
					var speed = 100 + Math.random() * 100; // Random speed between 100-200
					var velocityX = Math.cos(angle) * speed;
					var velocityY = Math.sin(angle) * speed;
					// Animate particle movement and scale down with proper cleanup
					tween(particle, {
						x: particle.x + velocityX,
						y: particle.y + velocityY,
						scaleX: 0,
						scaleY: 0
					}, {
						duration: 1000,
						easing: tween.easeOut,
						onFinish: function (particleRef) {
							return function onFinish() {
								// Stop any remaining tweens on this particle
								tween.stop(particleRef);
								if (particleRef.parent) {
									particleRef.parent.removeChild(particleRef);
								}
								// Remove from tracking array
								if (game.particles) {
									var pIndex = game.particles.indexOf(particleRef);
									if (pIndex > -1) {
										game.particles.splice(pIndex, 1);
									}
								}
							};
						}(particle)
					});
				}
			}
		}
		// Play shoot sound once if any targets were hit
		if (hitTargets.length > 0) {
			LK.getSound('Shoot').play();
			// Lightning strike effect - based on lightningChance upgrade (5% per level)
			var lightningChance = upgrades.lightningChance * 5; // 5% per level
			if (Math.random() * 100 < lightningChance && hitTargets.length > 0) {
				var primaryTarget = hitTargets[0]; // Use first hit target as lightning destination
				// Calculate cannon muzzle position
				var puhaWidth = 900 * 0.3; // Original width * scale
				var muzzleDistance = puhaWidth * 2.2; // Distance from pivot to muzzle end
				var cannonX = puhaBarrelInstance.x + Math.cos(puhaBarrelInstance.rotation) * muzzleDistance;
				var cannonY = puhaBarrelInstance.y + Math.sin(puhaBarrelInstance.rotation) * muzzleDistance;
				// Play lightning sound
				LK.getSound('molnia').play();
				// Lightning also damages the primary target - check for critical hit
				// Lightning damage: 55% base + 5% per level (55% at level 1, 100% at level 10)
				var lightningDamagePercent = 0.55 + (upgrades.lightningChance - 1) * 0.05; // 55% + 5% per level
				var baseLightningDamage = Math.floor(FIRE_DAMAGE * lightningDamagePercent);
				var critChance = upgrades.critChance * 5; // 5% per level
				var isLightningCritical = Math.random() * 100 < critChance;
				var lightningDamage = isLightningCritical ? baseLightningDamage * 2 : baseLightningDamage;
				if (isLightningCritical) {
					LK.getSound('krit').play(); // Play critical hit sound for lightning
				}
				primaryTarget.health -= lightningDamage;
				LK.effects.flashObject(primaryTarget.graphic, 0xFF0000, 100); // Red flash on hit
				// Update health bar visual for lightning damage
				if (primaryTarget.healthBarBg) {
					primaryTarget.updateHealthBarVisual();
				}
				// Check for fire chance on lightning
				var fireChance = upgrades.fire * 5; // 5% per level
				if (Math.random() * 100 < fireChance) {
					primaryTarget.applyBurn();
				}
				// Check for freeze chance on lightning
				var freezeChance = upgrades.freeze * 5; // 5% per level
				if (Math.random() * 100 < freezeChance) {
					primaryTarget.applyFreeze();
				}
				var lightningDamageNumber = new Text2(lightningDamage.toString(), {
					size: isLightningCritical ? 80 : 60,
					fill: isLightningCritical ? 0xFF0000 : 0x00FFFF,
					// Red color for critical lightning damage, blue for normal
					align: 'center',
					font: 'Impact'
				});
				lightningDamageNumber.alpha = 0; // Make damage number invisible
				lightningDamageNumber.anchor.set(0.5, 0.5);
				lightningDamageNumber.x = primaryTarget.x + 60 + Math.random() * 20; // Position to the right of regular damage
				lightningDamageNumber.y = primaryTarget.y - 20;
				game.addChild(lightningDamageNumber);
				// Animate lightning damage number floating up
				tween(lightningDamageNumber, {
					y: lightningDamageNumber.y - 120,
					scaleX: 1.2,
					scaleY: 1.2
				}, {
					duration: 1200,
					easing: tween.easeOut
				});
				// Remove lightning damage number after timeout
				LK.setTimeout(function () {
					if (lightningDamageNumber.parent) {
						game.removeChild(lightningDamageNumber);
					}
				}, 1200);
				// Create initial lightning bolt from cannon to primary target
				var initialBoltDx = primaryTarget.x - cannonX;
				var initialBoltDy = primaryTarget.y - cannonY;
				var initialBoltDistance = Math.sqrt(initialBoltDx * initialBoltDx + initialBoltDy * initialBoltDy);
				var initialSegmentCount = Math.max(2, Math.floor(initialBoltDistance / 180));
				var initialBoltAngle = Math.atan2(initialBoltDy, initialBoltDx);
				// Create molnia segments for initial bolt from cannon to primary target
				for (var s = 0; s < initialSegmentCount; s++) {
					var segmentProgress = (s + 0.05) / initialSegmentCount;
					var segmentX = cannonX + initialBoltDx * segmentProgress;
					var segmentY = cannonY + initialBoltDy * segmentProgress;
					// Add slight random offset for more natural lightning look
					segmentX += (Math.random() - 0.5) * 20;
					segmentY += (Math.random() - 0.5) * 20;
					// Create glow effect for initial bolt
					var glowSegment = LK.getAsset('molnia', {
						anchorX: 0.5,
						anchorY: 0.5
					});
					glowSegment.x = segmentX;
					glowSegment.y = segmentY;
					glowSegment.rotation = initialBoltAngle + (Math.random() - 0.5) * 0.3;
					glowSegment.scaleX = (0.25 + Math.random() * 0.15) * 3.0;
					glowSegment.scaleY = (0.25 + Math.random() * 0.15) * 3.0;
					glowSegment.alpha = 0.4;
					glowSegment.tint = 0x0088BB;
					game.addChild(glowSegment);
					// Main lightning segment for initial bolt
					var lightningSegment = LK.getAsset('molnia', {
						anchorX: 0.5,
						anchorY: 0.5
					});
					lightningSegment.x = segmentX;
					lightningSegment.y = segmentY;
					lightningSegment.rotation = initialBoltAngle + (Math.random() - 0.5) * 0.3;
					lightningSegment.scaleX = (0.25 + Math.random() * 0.15) * 1.3;
					lightningSegment.scaleY = (0.25 + Math.random() * 0.15) * 1.3;
					lightningSegment.alpha = 0.7 + Math.random() * 0.3;
					lightningSegment.tint = 0x66DDFF;
					game.addChild(lightningSegment);
					// Animate initial bolt segments
					tween(glowSegment, {
						alpha: 0
					}, {
						duration: 500,
						easing: tween.easeIn,
						onFinish: function (segment) {
							return function onFinish() {
								if (segment.parent) {
									game.removeChild(segment);
								}
							};
						}(glowSegment)
					});
					tween(lightningSegment, {
						scaleY: 0,
						alpha: 0
					}, {
						duration: 500,
						easing: tween.easeIn,
						onFinish: function (segment) {
							return function onFinish() {
								if (segment.parent) {
									game.removeChild(segment);
								}
							};
						}(lightningSegment)
					});
				}
				// Check if primary target is destroyed by lightning
				if (primaryTarget.health <= 0) {
					primaryTarget.destroySelf();
				}
				var lightningTargets = [];
				// Find 2 nearest targets to the primary target (excluding already hit targets)
				var distances = [];
				for (var lt = 0; lt < fallingObjects.length; lt++) {
					var candidate = fallingObjects[lt];
					if (!candidate.isDestroyed && hitTargets.indexOf(candidate) === -1) {
						var distX = candidate.x - primaryTarget.x;
						var distY = candidate.y - primaryTarget.y;
						var distance = Math.sqrt(distX * distX + distY * distY);
						distances.push({
							target: candidate,
							distance: distance
						});
					}
				}
				// Sort by distance and take closest 2
				distances.sort(function (a, b) {
					return a.distance - b.distance;
				});
				for (var d = 0; d < Math.min(2, distances.length); d++) {
					lightningTargets.push(distances[d].target);
				}
				// Chain lightning effect: jump from target to target sequentially
				var _chainLightning = function chainLightning(fromTarget, targetIndex) {
					if (targetIndex >= lightningTargets.length) {
						return;
					}
					var toTarget = lightningTargets[targetIndex];
					var chainLightningDamage = baseLightningDamage; // Same as base lightning damage
					toTarget.health -= chainLightningDamage;
					LK.effects.flashObject(toTarget.graphic, 0xFF0000, 100); // Red flash on hit
					// Update health bar visual for chain lightning damage
					if (toTarget.healthBarBg) {
						toTarget.updateHealthBarVisual();
					}
					// Check for fire chance on chain lightning
					var fireChance = upgrades.fire * 5; // 5% per level
					if (Math.random() * 100 < fireChance) {
						toTarget.applyBurn();
					}
					// Check for freeze chance on chain lightning
					var freezeChance = upgrades.freeze * 5; // 5% per level
					if (Math.random() * 100 < freezeChance) {
						toTarget.applyFreeze();
					}
					var chainLightningDamageNumber = new Text2(chainLightningDamage.toString(), {
						size: 60,
						fill: 0x00FFFF,
						// Blue color for lightning damage
						align: 'center',
						font: 'Impact'
					});
					chainLightningDamageNumber.alpha = 0; // Make damage number invisible
					chainLightningDamageNumber.anchor.set(0.5, 0.5);
					chainLightningDamageNumber.x = toTarget.x + 60 + Math.random() * 20; // Position to the right of regular damage
					chainLightningDamageNumber.y = toTarget.y - 20;
					game.addChild(chainLightningDamageNumber);
					// Animate chain lightning damage number floating up
					tween(chainLightningDamageNumber, {
						y: chainLightningDamageNumber.y - 120,
						scaleX: 1.2,
						scaleY: 1.2
					}, {
						duration: 1200,
						easing: tween.easeOut
					});
					// Remove chain lightning damage number after timeout
					LK.setTimeout(function () {
						if (chainLightningDamageNumber.parent) {
							game.removeChild(chainLightningDamageNumber);
						}
					}, 1200);
					// Check if chain target is destroyed by lightning
					if (toTarget.health <= 0) {
						toTarget.destroySelf();
					}
					// Create lightning using multiple molnia segments
					var boltDx = toTarget.x - fromTarget.x;
					var boltDy = toTarget.y - fromTarget.y;
					var boltDistance = Math.sqrt(boltDx * boltDx + boltDy * boltDy);
					var segmentCount = Math.max(2, Math.floor(boltDistance / 180)); // Fewer segments with more distance between them
					var segmentLength = boltDistance / segmentCount;
					// Calculate angle of the bolt
					var boltAngle = Math.atan2(boltDy, boltDx);
					// Create molnia segments along the path with minimal overlap
					for (var s = 0; s < segmentCount; s++) {
						// Reduce overlap by using smaller offset
						var segmentProgress = (s + 0.05) / segmentCount; // Much smaller overlap
						var segmentX = fromTarget.x + boltDx * segmentProgress;
						var segmentY = fromTarget.y + boltDy * segmentProgress;
						// Add slight random offset for more natural lightning look
						segmentX += (Math.random() - 0.5) * 20; // Reduced random offset
						segmentY += (Math.random() - 0.5) * 20;
						// Create glow effect (larger, darker copy behind lightning)
						var glowSegment = LK.getAsset('molnia', {
							anchorX: 0.5,
							anchorY: 0.5
						});
						glowSegment.x = segmentX;
						glowSegment.y = segmentY;
						glowSegment.rotation = boltAngle + (Math.random() - 0.5) * 0.3;
						glowSegment.scaleX = (0.25 + Math.random() * 0.15) * 3.0; // Much larger for glow effect
						glowSegment.scaleY = (0.25 + Math.random() * 0.15) * 3.0;
						glowSegment.alpha = 0.4; // Semi-transparent glow
						glowSegment.tint = 0x00FFFF; // Darker blue for glow
						game.addChild(glowSegment);
						// Main lightning segment (thinner, very light blue)
						var lightningSegment = LK.getAsset('molnia', {
							anchorX: 0.5,
							anchorY: 0.5
						});
						lightningSegment.x = segmentX;
						lightningSegment.y = segmentY;
						lightningSegment.rotation = boltAngle + (Math.random() - 0.5) * 0.3; // Slight rotation variation
						lightningSegment.scaleX = (0.25 + Math.random() * 0.15) * 1.3; // Thinner
						lightningSegment.scaleY = (0.25 + Math.random() * 0.15) * 1.3; // Thinner
						lightningSegment.alpha = 0.7 + Math.random() * 0.3; // Random brightness
						lightningSegment.tint = 0x00FFFF; // Very light blue color
						game.addChild(lightningSegment);
						// Animate glow segment fade out
						tween(glowSegment, {
							alpha: 0
						}, {
							duration: 500,
							easing: tween.easeIn,
							onFinish: function (segment) {
								return function onFinish() {
									if (segment.parent) {
										game.removeChild(segment);
									}
								};
							}(glowSegment)
						});
						// Lightning segments shrink from both ends to middle before fade out
						tween(lightningSegment, {
							scaleY: 0,
							// Shrink vertically to create top-bottom to middle effect
							alpha: 0
						}, {
							duration: 500,
							easing: tween.easeIn,
							onFinish: function (segment) {
								return function onFinish() {
									if (segment.parent) {
										game.removeChild(segment);
									}
								};
							}(lightningSegment)
						});
					}
					// Create additional impact particles at target
					for (var lp = 0; lp < 6; lp++) {
						var impactParticle = LK.getAsset('particle', {
							anchorX: 0.5,
							anchorY: 0.5,
							scaleX: 1.8,
							scaleY: 1.8
						});
						impactParticle.tint = 0x00FFFF; // Cyan lightning color
						impactParticle.x = toTarget.x + (Math.random() - 0.5) * 30;
						impactParticle.y = toTarget.y + (Math.random() - 0.5) * 30;
						game.addChild(impactParticle);
						// Animate impact particles bursting outward
						var lpAngle = Math.random() * Math.PI * 2;
						var lpSpeed = 80 + Math.random() * 60;
						var lpVelX = Math.cos(lpAngle) * lpSpeed;
						var lpVelY = Math.sin(lpAngle) * lpSpeed;
						// Delay impact particles to start after traveling particles arrive
						LK.setTimeout(function (particle, velX, velY) {
							return function () {
								tween(particle, {
									x: particle.x + velX,
									y: particle.y + velY,
									scaleX: 0,
									scaleY: 0,
									alpha: 0
								}, {
									duration: 400,
									easing: tween.easeOut,
									onFinish: function onFinish() {
										if (particle.parent) {
											game.removeChild(particle);
										}
									}
								});
							};
						}(impactParticle, lpVelX, lpVelY), 100 + lp * 10); // Start after particles arrive
					}
					// Chain to next target after delay
					LK.setTimeout(function () {
						_chainLightning(toTarget, targetIndex + 1);
					}, 150); // 150ms delay between jumps for faster lightning
				};
				// Start the chain from primary target to first lightning target
				if (lightningTargets.length > 0) {
					_chainLightning(primaryTarget, 0);
				}
			}
			// Add visual recoil effect to barrel (scale-based, not position-based)
			if (puhaBarrelInstance) {
				// Stop any existing recoil animations
				tween.stop(puhaBarrelInstance, {
					scaleX: true,
					scaleY: true
				});
				// Store original scale
				var originalScaleX = 0.3;
				var originalScaleY = 0.3;
				// Quick recoil animation using scale
				tween(puhaBarrelInstance, {
					scaleX: originalScaleX * 0.85,
					// Shrink slightly
					scaleY: originalScaleY * 1.1 // Stretch slightly vertically
				}, {
					duration: 80,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						// Return to original scale
						tween(puhaBarrelInstance, {
							scaleX: originalScaleX,
							scaleY: originalScaleY
						}, {
							duration: 250,
							easing: tween.easeInOut
						});
					}
				});
			}
			// Aggressive muzzle particles cleanup to prevent accumulation
			if (!game.muzzleParticles) {
				game.muzzleParticles = [];
			}
			if (game.muzzleParticles.length >= 20) {
				// Reduced threshold from 30 to 20
				// Clean up oldest 10 particles instead of 5
				for (var oldM = 0; oldM < 10; oldM++) {
					var oldMuzzleParticle = game.muzzleParticles.shift();
					if (oldMuzzleParticle) {
						// Stop any active tweens before removal
						tween.stop(oldMuzzleParticle);
						if (oldMuzzleParticle.parent) {
							oldMuzzleParticle.parent.removeChild(oldMuzzleParticle);
						}
					}
				}
			}
			// Create muzzle flash particles at puha's muzzle end
			var muzzleParticleCount = 5 + Math.floor(Math.random() * 3); // 5 to 7 particles
			for (var mp = 0; mp < muzzleParticleCount; mp++) {
				var muzzleParticle = LK.getAsset('particle', {
					anchorX: 0.5,
					anchorY: 0.5,
					scaleX: 2.0 + Math.random() * 2.0,
					// Random scale between 2.0 and 4.0 for larger smoke-like particles
					scaleY: 2.0 + Math.random() * 2.0
				});
				// Position particles at the muzzle end accounting for rotation
				// Puha barrel is anchored at left side (0,0.5) and scaled to 0.3
				var puhaWidth = 900 * 0.3; // Original width * scale
				var puhaHeight = 2056 * 0.3; // Original height * scale
				// Calculate muzzle position relative to puha barrel's pivot point (left side, center)
				var muzzleDistance = puhaWidth * 2.2; // Distance from pivot to muzzle end - moved closer to barrel for smoke effect
				var muzzleX = puhaBarrelInstance.x + Math.cos(puhaBarrelInstance.rotation) * muzzleDistance;
				var muzzleY = puhaBarrelInstance.y + Math.sin(puhaBarrelInstance.rotation) * muzzleDistance;
				muzzleParticle.x = muzzleX + (Math.random() - 0.5) * 20; // Small random spread
				muzzleParticle.y = muzzleY + (Math.random() - 0.5) * 20;
				game.addChild(muzzleParticle);
				game.muzzleParticles.push(muzzleParticle);
				// Animate muzzle particles in the direction puha is facing
				var muzzleAngle = puhaBarrelInstance.rotation + (Math.random() - 0.5) * 0.5; // Small angle variation
				var muzzleSpeed = 150 + Math.random() * 100; // Speed between 150-250
				var muzzleVelX = Math.cos(muzzleAngle) * muzzleSpeed;
				var muzzleVelY = Math.sin(muzzleAngle) * muzzleSpeed;
				tween(muzzleParticle, {
					x: muzzleParticle.x + muzzleVelX,
					y: muzzleParticle.y + muzzleVelY,
					scaleX: 0,
					scaleY: 0,
					alpha: 0
				}, {
					duration: 800,
					easing: tween.easeOut,
					onFinish: function (muzzleRef) {
						return function onFinish() {
							// Stop any remaining tweens on this muzzle particle
							tween.stop(muzzleRef);
							if (muzzleRef.parent) {
								muzzleRef.parent.removeChild(muzzleRef);
							}
							// Remove from tracking array
							if (game.muzzleParticles) {
								var mIndex = game.muzzleParticles.indexOf(muzzleRef);
								if (mIndex > -1) {
									game.muzzleParticles.splice(mIndex, 1);
								}
							}
						};
					}(muzzleParticle)
				});
			}
		}
	}
	// 3. Update twinkling stars
	updateStars();
	// 3.1. Update music rotation
	updateMusicRotation();
	// 4. Spawn new falling objects
	if (currentTime >= nextSpawnTime) {
		spawnFallingObject();
		// Check if the city has not taken damage for 30 seconds
		if (currentTime - lastCityDamageTime >= 60000) {
			// Set spawn interval to 2 seconds
			nextSpawnTime = currentTime + 2000;
		} else if (currentTime - lastCityDamageTime >= 30000) {
			// Set spawn interval to 3 seconds
			nextSpawnTime = currentTime + 3000;
		} else {
			// Set spawn interval to 4 seconds
			nextSpawnTime = currentTime + 4000;
		}
	}
	// Spawn alien_1 based on its separate timer
	if (totalEnemiesKilled >= 75 && currentTime >= nextAlienSpawnTime) {
		var newAlien = new FallingObject('Alien_1', 70, METEOR_SPEED, 'alien');
		newAlien.moneyReward = 4; // alien_1 gives 4$
		// Position just above the screen, at a random horizontal position
		newAlien.x = Math.random() * (WORLD_WIDTH - newAlien.graphic.width) + newAlien.graphic.width / 2;
		newAlien.y = -newAlien.graphic.height / 2; // Start just off-screen top
		fallingObjects.push(newAlien);
		game.addChild(newAlien);
		// Set next alien spawn time to exactly 5 seconds
		nextAlienSpawnTime = currentTime + 5000;
	}
	// 5. Update and check falling objects
	for (var i = fallingObjects.length - 1; i >= 0; i--) {
		var obj = fallingObjects[i];
		if (obj.isDestroyed) {
			// Remove from game immediately when destroyed
			if (obj.parent) {
				game.removeChild(obj);
			}
			fallingObjects.splice(i, 1);
			continue;
		}
		obj.update();
		// Check shield collision before city collision
		if (cityInstance.shielded && cityInstance.shieldGraphic) {
			// Calculate shield bounds (shield is positioned above health bar)
			var shieldWorldX = cityInstance.x + cityInstance.shieldGraphic.x;
			var shieldWorldY = cityInstance.y + cityInstance.shieldGraphic.y;
			var shieldWidth = cityInstance.shieldGraphic.width * (cityInstance.shieldGraphic.scaleX || 1);
			var shieldHeight = cityInstance.shieldGraphic.height * (cityInstance.shieldGraphic.scaleY || 1);
			// Calculate object bounds
			var objWidth = obj.graphic.width * (obj.graphic.scaleX || 1);
			var objHeight = obj.graphic.height * (obj.graphic.scaleY || 1);
			var objLeft = obj.x - objWidth / 2;
			var objRight = obj.x + objWidth / 2;
			var objTop = obj.y - objHeight / 2;
			var objBottom = obj.y + objHeight / 2;
			// Calculate shield bounds
			var shieldLeft = shieldWorldX - shieldWidth / 2;
			var shieldRight = shieldWorldX + shieldWidth / 2;
			var shieldTop = shieldWorldY - shieldHeight / 2;
			var shieldBottom = shieldWorldY + shieldHeight / 2;
			// Check if object intersects with shield
			if (!(objRight < shieldLeft || objLeft > shieldRight || objBottom < shieldTop || objTop > shieldBottom)) {
				// Object hit shield - destroy object and trigger shield hit effect
				cityInstance.takeDamage(0); // Trigger shield flash effect
				LK.getSound('udarshield').play(); // Play shield hit sound
				obj.destroySelf(false); // Don't give money for destroying object with shield
				continue;
			}
		}
		// Calculate the Y coordinate of the "middle" of the city image
		var cityMiddleY = cityInstance.y - cityInstance.graphic.height / 2;
		// Check if the falling object has reached the middle of the city
		if (obj.y + obj.graphic.height * 0.5 * (obj.graphic.scaleY || 1) >= cityMiddleY) {
			var damageToCity = obj.objectType === 'meteor' ? METEOR_DAMAGE_TO_CITY : ALIEN_DAMAGE_TO_CITY;
			cityInstance.takeDamage(damageToCity);
			LK.getSound('Boom').play(); // Play boom sound when object hits city
			obj.destroySelf(false); // Don't give money when enemy crashes into city
			continue;
		}
		if (obj.y - obj.graphic.height * 0.5 * (obj.graphic.scaleY || 1) > WORLD_HEIGHT) {
			obj.destroySelf();
			continue;
		}
	}
	// Old safety check for playerHoldingTarget is removed as that system is gone.
	// Update puha barrel to track crosshair
	if (puhaBarrelInstance && crosshairInstance) {
		// Calculate angle from puha barrel to crosshair
		var dx = crosshairInstance.x - puhaBarrelInstance.x;
		var dy = crosshairInstance.y - puhaBarrelInstance.y;
		var angle = Math.atan2(dy, dx);
		// Rotate only the barrel to face crosshair
		puhaBarrelInstance.rotation = angle;
	}
	// Always ensure crosshair is rendered above all falling objects
	if (crosshairInstance && crosshairInstance.parent === game) {
		game.removeChild(crosshairInstance);
		game.addChild(crosshairInstance);
	}
	// Always ensure controls button is rendered above all objects (including meteors)
	if (controlsButton && controlsButton.parent === game) {
		game.removeChild(controlsButton);
		game.addChild(controlsButton);
	}
	if (controlsHitArea && controlsHitArea.parent === game) {
		game.removeChild(controlsHitArea);
		game.addChild(controlsHitArea);
	}
	// Always ensure music button is rendered above all objects (including meteors)
	if (musicButton && musicButton.parent === game) {
		game.removeChild(musicButton);
		game.addChild(musicButton);
	}
	if (musicHitArea && musicHitArea.parent === game) {
		game.removeChild(musicHitArea);
		game.addChild(musicHitArea);
	}
	// Update object counter display in real-time
	if (objectCountText) {
		objectCountText.setText('Objects: ' + getTotalObjectCount());
	}
	// Always ensure object counter is rendered above all objects
	if (objectCountText) {
		objectCountText.setText('Objects: ' + getTotalObjectCount());
	}
	// Always ensure object counter is rendered above all objects
	if (objectCountText && objectCountText.parent === game) {
		game.removeChild(objectCountText);
		game.addChild(objectCountText);
	}
	// Update spawn rate display
	if (spawnRateText) {
		if (currentTime - lastCityDamageTime >= 30000) {
			spawnRateText.setText('Spawn Rate: 2s');
		} else {
			spawnRateText.setText('Spawn Rate: 3s');
		}
	}
	// Always ensure spawn rate text is rendered above all objects
	if (spawnRateText && spawnRateText.parent === game) {
		game.removeChild(spawnRateText);
		game.addChild(spawnRateText);
	}
	// Always ensure add points button and text are rendered above all objects
	if (addPointsButton && addPointsButton.parent === game) {
		game.removeChild(addPointsButton);
		game.addChild(addPointsButton);
	}
	if (addPointsText && addPointsText.parent === game) {
		game.removeChild(addPointsText);
		game.addChild(addPointsText);
	}
	if (addPointsHitArea && addPointsHitArea.parent === game) {
		game.removeChild(addPointsHitArea);
		game.addChild(addPointsHitArea);
	}
};
var lastCityDamageTime = 0;
var totalEnemiesKilled = 0; // Track total enemies destroyed for health scaling
var currentHealthMultiplier = 1.0; // Current health multiplier based on kills
// --- Meteor Event Variables ---
var meteorEventActive = false;
var meteorEventKills = 0;
var meteorEventTimeout = null;
var meteorEventInterval = null;
// Call this when an enemy is killed
function onEnemyKilledForMeteorEvent() {
	// Do not count kills during the event
	if (meteorEventActive) return;
	meteorEventKills++;
	if (meteorEventKills >= 200) {
		startMeteorEvent();
		meteorEventKills = 0; // Reset counter for next event
	}
}
function startMeteorEvent() {
	if (meteorEventActive) return;
	meteorEventActive = true;
	// Set background slightly red
	if (game && game.setBackgroundColor) {
		game.setBackgroundColor(0x3a1010); // Slightly red, not full red
	}
	// Stop current music and play musicFight for 55 seconds
	LK.stopMusic();
	LK.playMusic('musicFight', {
		loop: false
	});
	// Spawn a small meteor every second for 55 seconds
	meteorEventInterval = LK.setInterval(function () {
		// Defensive: only spawn if game is not paused
		if (!upgradesPopup && !controlsPopup && !shopPopup && !currentTooltip) {
			var newObject = new FallingObject('smallmeteor', 70, METEOR_SPEED, 'meteor');
			newObject.moneyReward = 2;
			newObject.x = Math.random() * (WORLD_WIDTH - newObject.graphic.width) + newObject.graphic.width / 2;
			newObject.y = -newObject.graphic.height / 2;
			fallingObjects.push(newObject);
			game.addChild(newObject);
		}
	}, 1000);
	meteorEventTimeout = LK.setTimeout(function () {
		meteorEventActive = false;
		meteorEventKills = 0;
		if (meteorEventInterval) {
			LK.clearInterval(meteorEventInterval);
			meteorEventInterval = null;
		}
		meteorEventTimeout = null;
		// Restore background color
		if (game && game.setBackgroundColor) {
			game.setBackgroundColor(0x0a0a18); // Restore to original dark blue
		}
		// Resume next music track (not the one that was interrupted)
		if (musicEnabled && musicTracks.length > 0) {
			currentMusicIndex = (currentMusicIndex + 1) % musicTracks.length;
			musicStartTime = LK.ticks * (1000 / 60);
			LK.playMusic(musicTracks[currentMusicIndex]);
			musicPlaying = true;
		}
	}, 55000);
}
;
;

===================================================================
--- original.js
+++ change.js
@@ -1809,9 +1809,14 @@
 		}
 		// Give money reward
 		if (giveMoney) {
 			// Use the moneyReward property set in the constructor
-			var scoreIncrement = Math.min(Math.floor(totalEnemiesKilled / 50) * 2, 20); // Cap at 20 (10 applications * 2)
+			var scoreIncrement;
+			if (self.assetId === 'gold') {
+				scoreIncrement = Math.min(Math.floor(totalEnemiesKilled / 50) * 2, 40); // Cap at 40 for gold meteors
+			} else {
+				scoreIncrement = Math.min(Math.floor(totalEnemiesKilled / 50) * 2, 20); // Cap at 20 for others
+			}
 			var moneyEarned = self.moneyReward + scoreIncrement;
 			LK.setScore(LK.getScore() + moneyEarned);
 			// --- Ava: Also increment finalScore by 1 for each enemy killed (not spent) ---
 			finalScore += 1;
@@ -3486,14 +3491,14 @@
 
 /**** 
 * Game Code
 ****/ 
-// Legacy classes for backward compatibility
-// A simple red circle for the crosshair
-// Grey city base
-// Lime green alien (can be simple box for now)
-// Brownish meteor
 // --- Game Constants ---
+// Brownish meteor
+// Lime green alien (can be simple box for now)
+// Grey city base
+// A simple red circle for the crosshair
+// Legacy classes for backward compatibility
 var WORLD_WIDTH = 2048;
 var WORLD_HEIGHT = 2732;
 var METEOR_HEALTH = 100;
 var METEOR_SPEED = 2.4; // Pixels per frame (1.5 * 1.6)