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

/**** 
* Classes
****/ 
var BestZombie = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('monster', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	graphics.tint = 0xffd700; // Gold tint to distinguish BestZombie
	self.speed = 50; // Double the fastest speed from CrayzZombie
	self.baseSpeed = 50;
	self.health = 8; // Double the high health from MegaSplitterZombie
	self.damage = 30; // Double the high damage from ToughZombie
	self.active = true;
	self.lastPlayerDistance = 0;
	self.spiralAngle = 0; // Angle for spiral movement from CrayzZombie
	self.crazyTimer = 0; // Timer for random direction changes from CrayzZombie
	self.suddenChangeX = 0; // Sudden movement offset X from CrayzZombie
	self.suddenChangeY = 0; // Sudden movement offset Y from CrayzZombie
	self.isChangingDirection = false; // Flag for direction change animation from CrayzZombie
	self.throwCooldown = 0; // Cooldown for throwing rocks from RockThrowerZombie
	self.throwRange = 1800; // Double the range to start throwing rocks from RockThrowerZombie
	self.isInRange = false; // Flag for range check from RockThrowerZombie
	self.update = function () {
		if (!self.active) return;
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		// Apply time dilation effect when close to player
		var currentSpeed = self.baseSpeed;
		if (timeDilationStacks > 0 && distance <= 300) {
			var slowdownPercent = timeDilationStacks * 10;
			var slowdownMultiplier = 1 - slowdownPercent / 100;
			currentSpeed = self.baseSpeed * slowdownMultiplier;
		}
		// Spiral movement around screen center from CrayzZombie
		self.spiralAngle += 0.2; // Double the spiral rotation speed
		var screenCenterX = 1024; // Half of 2048
		var screenCenterY = 1366; // Half of 2732
		var dxToCenter = screenCenterX - self.x;
		var dyToCenter = screenCenterY - self.y;
		var distanceToCenter = Math.sqrt(dxToCenter * dxToCenter + dyToCenter * dyToCenter);
		var currentAngle = Math.atan2(self.y - screenCenterY, self.x - screenCenterX);
		var currentRadius = distanceToCenter;
		var targetRadius = Math.max(50, currentRadius - 1); // Minimum radius of 50 pixels
		var newAngle = currentAngle + 0.1; // Spiral by rotating around center
		var newX = screenCenterX + Math.cos(newAngle) * targetRadius;
		var newY = screenCenterY + Math.sin(newAngle) * targetRadius;
		// Move toward the new spiral position
		var dx = newX - self.x;
		var dy = newY - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			self.x += dx / distance * currentSpeed;
			self.y += dy / distance * currentSpeed;
			// Rotate zombie to face movement direction
			graphics.rotation = Math.atan2(dy, dx) + Math.PI / 2;
		}
		// CrayzZombie can deal damage when getting close to screen center
		if (distanceToCenter <= 250) {
			player.takeDamage(self.damage);
			self.active = false;
		}
		// Move toward player but stop at throwing range from RockThrowerZombie
		if (distance > self.throwRange) {
			if (distance > 0) {
				self.x += dx / distance * self.speed;
				self.y += dy / distance * self.speed;
				// Rotate zombie to face the player
				graphics.rotation = Math.atan2(dy, dx) + Math.PI / 2;
			}
			self.isInRange = false;
		} else {
			// In range - stop moving and start throwing
			self.isInRange = true;
			// Face the player
			graphics.rotation = Math.atan2(dy, dx) + Math.PI / 2;
		}
		// Throw rocks when in range from RockThrowerZombie
		if (self.isInRange && self.throwCooldown <= 0) {
			self.throwRock();
			self.throwCooldown = 120; // 2 seconds between throws
		}
		if (self.throwCooldown > 0) {
			self.throwCooldown--;
		}
		self.lastPlayerDistance = distance;
	};
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (self.health <= 0) {
			self.active = false;
			// Create blood explosion with spreading effect from ToughZombie
			for (var i = 0; i < 15; i++) {
				var bloodSplat = new BloodSplat();
				bloodSplat.x = self.x;
				bloodSplat.y = self.y;
				bloodSplat.graphics = bloodSplat.children[0];
				var scale = 0.3 + Math.random() * 1.2;
				bloodSplat.graphics.scaleX = scale;
				bloodSplat.graphics.scaleY = scale;
				var angle = Math.random() * Math.PI * 2;
				var distance = 300 + Math.random() * 600; // Double the spread distance
				var targetX = self.x + Math.cos(angle) * distance;
				var targetY = self.y + Math.sin(angle) * distance;
				targetX = Math.max(50, Math.min(1998, targetX));
				targetY = Math.max(50, Math.min(2682, targetY));
				var delay = Math.random() * 200;
				var duration = 300 + Math.random() * 400;
				tween(bloodSplat, {
					x: targetX,
					y: targetY
				}, {
					duration: duration,
					easing: tween.easeOut
				});
				bloodSplats.push(bloodSplat);
				game.addChild(bloodSplat);
			}
			// Spawn 2 splitter zombies from MegaSplitterZombie
			for (var s = 0; s < 2; s++) {
				var splitterZombie = new SplitterZombie();
				// Position splitter zombies around the original position
				var spawnAngle = Math.PI * s + Math.random() * 0.5;
				var spawnDistance = 100 + Math.random() * 50;
				splitterZombie.x = self.x + Math.cos(spawnAngle) * spawnDistance;
				splitterZombie.y = self.y + Math.sin(spawnAngle) * spawnDistance;
				// Keep within bounds
				splitterZombie.x = Math.max(125, Math.min(1923, splitterZombie.x));
				splitterZombie.y = Math.max(125, Math.min(2607, splitterZombie.y));
				monsters.push(splitterZombie);
				game.addChild(splitterZombie);
			}
			LK.setScore(LK.getScore() + 500); // Increase score reward for BestZombie to 500 points
			LK.getSound('hit').play();
			return true;
		}
		return false;
	};
	self.throwRock = function () {
		var rock = new Rock();
		rock.x = self.x;
		rock.y = self.y;
		rock.setDirection(player.x, player.y);
		rocks.push(rock);
		game.addChild(rock);
		// Shake animation when throwing
		var originalX = self.x;
		var originalY = self.y;
		tween(self, {
			x: originalX + 15,
			y: originalY + 10
		}, {
			duration: 80,
			onFinish: function onFinish() {
				tween(self, {
					x: originalX - 10,
					y: originalY - 8
				}, {
					duration: 80,
					onFinish: function onFinish() {
						tween(self, {
							x: originalX,
							y: originalY
						}, {
							duration: 80
						});
					}
				});
			}
		});
	};
	return self;
});
var BloodSplat = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('blood', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.lifetime = 300; // 5 seconds at 60fps
	self.fadeStartTime = 0;
	self.isFading = false;
	self.update = function () {
		self.lifetime--;
		// Start fading after 10 seconds
		if (self.lifetime <= 0 && !self.isFading) {
			self.isFading = true;
			tween(graphics, {
				alpha: 0
			}, {
				duration: 3000,
				onFinish: function onFinish() {
					self.destroy();
				}
			});
		}
	};
	return self;
});
var Bullet = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 20;
	self.dx = 0;
	self.dy = 0;
	self.active = true;
	self.bounced = false;
	self.bounceCount = 0; // Track number of bounces performed
	self.piercedEnemies = []; // Track pierced enemies for piercing rounds
	self.targetX = 0; // Target position for magnetic bullets
	self.targetY = 0;
	self.frozenEnemies = []; // Track frozen enemies for freeze shot
	self.ricochetCount = 0; // Track number of ricochets
	self.isLuckyShot = false; // Track if this is a lucky shot
	self.update = function () {
		if (!self.active) return;
		// Apply pink tint for lucky shot bullets
		if (self.isLuckyShot) {
			graphics.tint = 0xff69b4; // Pink color
		}
		// Apply magnetic bullets homing if active
		if (magneticBulletsStacks > 0 && self.active) {
			var nearestMonster = null;
			var nearestDistance = 300 + magneticBulletsStacks * 50; // Increased range per stack
			for (var i = 0; i < monsters.length; i++) {
				var monster = monsters[i];
				if (!monster.active) continue;
				var dx = monster.x - self.x;
				var dy = monster.y - self.y;
				var distance = Math.sqrt(dx * dx + dy * dy);
				if (distance < nearestDistance) {
					nearestDistance = distance;
					nearestMonster = monster;
				}
			}
			if (nearestMonster) {
				// Gradually adjust direction toward target
				var homingStrength = 0.1 + magneticBulletsStacks * 0.05; // Stronger homing per stack
				var targetDx = nearestMonster.x - self.x;
				var targetDy = nearestMonster.y - self.y;
				var targetDistance = Math.sqrt(targetDx * targetDx + targetDy * targetDy);
				if (targetDistance > 0) {
					var targetUnitX = targetDx / targetDistance;
					var targetUnitY = targetDy / targetDistance;
					self.dx = self.dx * (1 - homingStrength) + targetUnitX * self.speed * homingStrength;
					self.dy = self.dy * (1 - homingStrength) + targetUnitY * self.speed * homingStrength;
				}
			}
		}
		self.x += self.dx;
		self.y += self.dy;
		// Check for ricochet off walls
		if (ricochetMasterStacks > 0 && self.ricochetCount < ricochetMasterStacks) {
			var ricochetChance = Math.min(ricochetMasterStacks * 25, 100); // 25% per stack, max 100%
			var shouldRicochet = Math.random() * 100 < ricochetChance;
			if (shouldRicochet && (self.x <= 0 || self.x >= 2048 || self.y <= 0 || self.y >= 2732)) {
				self.ricochetCount++;
				// Bounce off walls
				if (self.x <= 0 || self.x >= 2048) {
					self.dx = -self.dx;
					self.x = Math.max(0, Math.min(2048, self.x));
				}
				if (self.y <= 0 || self.y >= 2732) {
					self.dy = -self.dy;
					self.y = Math.max(0, Math.min(2732, self.y));
				}
				// Find nearest enemy to ricochet toward
				var nearestMonster = null;
				var nearestDistance = Infinity;
				for (var i = 0; i < monsters.length; i++) {
					var monster = monsters[i];
					if (!monster.active) continue;
					var dx = monster.x - self.x;
					var dy = monster.y - self.y;
					var distance = Math.sqrt(dx * dx + dy * dy);
					if (distance < nearestDistance) {
						nearestDistance = distance;
						nearestMonster = monster;
					}
				}
				if (nearestMonster) {
					self.setDirection(nearestMonster.x, nearestMonster.y);
				}
			} else if (self.x < -50 || self.x > 2098 || self.y < -50 || self.y > 2782) {
				self.active = false;
			}
		} else if (self.x < -50 || self.x > 2098 || self.y < -50 || self.y > 2782) {
			self.active = false;
		}
	};
	self.setDirection = function (targetX, targetY) {
		var dx = targetX - self.x;
		var dy = targetY - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			self.dx = dx / distance * self.speed;
			self.dy = dy / distance * self.speed;
			// Rotate bullet to face direction of travel
			graphics.rotation = Math.atan2(dy, dx) + Math.PI / 2;
		}
	};
	self.bounce = function (hitMonster) {
		// Increment bounce count first
		self.bounceCount++;
		// Check if we've reached the bounce limit
		if (self.bounceCount >= bouncyBulletCount) {
			self.active = false;
			return;
		}
		// Find nearest monster regardless of distance
		var nearestMonster = null;
		var nearestDistance = Infinity; // No distance limit
		for (var i = 0; i < monsters.length; i++) {
			var monster = monsters[i];
			if (!monster.active || monster === hitMonster) continue;
			var dx = monster.x - self.x;
			var dy = monster.y - self.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			if (distance < nearestDistance) {
				nearestDistance = distance;
				nearestMonster = monster;
			}
		}
		if (nearestMonster) {
			self.bounced = true;
			self.bounceTarget = nearestMonster; // Store the target
			self.setDirection(nearestMonster.x, nearestMonster.y);
		} else {
			// No target found, deactivate bullet
			self.active = false;
		}
	};
	return self;
});
var Card = Container.expand(function (powerType) {
	var self = Container.call(this);
	// Card background
	var cardBg = self.attachAsset('cardBackground', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Card title text
	var titleText = new Text2(getPowerTitle(powerType), {
		size: 50,
		fill: 0xFFFFFF,
		font: "'Arial Black', 'Helvetica Bold', 'Georgia Bold', Impact, sans-serif"
	});
	titleText.anchor.set(0.5, 0.5);
	titleText.y = -40;
	self.addChild(titleText);
	// Card description text
	var descText = new Text2(getPowerDescription(powerType), {
		size: 30,
		fill: 0xECF0F1,
		font: "'Arial Black', 'Helvetica Bold', 'Georgia Bold', Impact, sans-serif"
	});
	descText.anchor.set(0.5, 0.5);
	descText.y = 20;
	self.addChild(descText);
	self.powerType = powerType;
	// Card selection handler
	self.down = function (x, y, obj) {
		selectCard(self.powerType);
	};
	return self;
});
var CrayzZombie = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('crayzZombie', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 25; // Even faster speed for maximum challenge
	self.baseSpeed = 25; // Store original speed for time dilation
	self.health = 1;
	self.damage = 12;
	self.active = true;
	self.lastPlayerDistance = 0;
	self.spiralAngle = 0; // Angle for spiral movement
	self.crazyTimer = 0; // Timer for random direction changes
	self.suddenChangeX = 0; // Sudden movement offset X
	self.suddenChangeY = 0; // Sudden movement offset Y
	self.isChangingDirection = false; // Flag for direction change animation
	// Start with a random crazy movement pattern immediately
	self.startCrazyMovement = function () {
		if (self.isChangingDirection) return;
		self.isChangingDirection = true;
		// Random sudden movement direction
		var randomAngle = Math.random() * Math.PI * 2;
		var randomDistance = 100 + Math.random() * 200;
		var targetX = Math.cos(randomAngle) * randomDistance;
		var targetY = Math.sin(randomAngle) * randomDistance;
		// Animate sudden direction change
		tween(self, {
			suddenChangeX: targetX,
			suddenChangeY: targetY
		}, {
			duration: 300 + Math.random() * 400,
			easing: tween.easeInOut,
			onFinish: function onFinish() {
				// Reset and prepare for next crazy movement
				self.suddenChangeX = 0;
				self.suddenChangeY = 0;
				self.isChangingDirection = false;
			}
		});
	};
	self.update = function () {
		if (!self.active) return;
		// Screen center coordinates
		var screenCenterX = 1024; // Half of 2048
		var screenCenterY = 1366; // Half of 2732
		// Calculate distance from screen center
		var dxToCenter = screenCenterX - self.x;
		var dyToCenter = screenCenterY - self.y;
		var distanceToCenter = Math.sqrt(dxToCenter * dxToCenter + dyToCenter * dyToCenter);
		// Calculate distance to player for damage detection
		var dxToPlayer = player.x - self.x;
		var dyToPlayer = player.y - self.y;
		var distanceToPlayer = Math.sqrt(dxToPlayer * dxToPlayer + dyToPlayer * dyToPlayer);
		// Spiral movement around screen center
		self.spiralAngle += 0.1; // Spiral rotation speed
		// Calculate current position relative to screen center
		var currentAngle = Math.atan2(self.y - screenCenterY, self.x - screenCenterX);
		var currentRadius = distanceToCenter;
		// Gradually decrease radius to spiral inward
		var targetRadius = Math.max(50, currentRadius - 1); // Minimum radius of 50 pixels
		// Calculate new position on the spiral
		var newAngle = currentAngle + 0.1; // Spiral by rotating around center
		var newX = screenCenterX + Math.cos(newAngle) * targetRadius;
		var newY = screenCenterY + Math.sin(newAngle) * targetRadius;
		// Apply time dilation effect when close to player
		var currentSpeed = self.baseSpeed;
		if (timeDilationStacks > 0 && distanceToPlayer <= 300) {
			// Within 300 pixels of player
			var slowdownPercent = timeDilationStacks * 10; // 10% per stack
			var slowdownMultiplier = 1 - slowdownPercent / 100;
			currentSpeed = self.baseSpeed * slowdownMultiplier;
		}
		// Move toward the new spiral position
		var dx = newX - self.x;
		var dy = newY - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			self.x += dx / distance * currentSpeed;
			self.y += dy / distance * currentSpeed;
			// Rotate zombie to face movement direction
			graphics.rotation = Math.atan2(dy, dx) + Math.PI / 2;
		}
		var currentDistance = distanceToPlayer;
		// CrayzZombie can deal damage when getting close to screen center
		if (distanceToCenter <= 250) {
			player.takeDamage(self.damage);
			self.active = false;
		}
		self.lastPlayerDistance = distanceToPlayer;
	};
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (self.health <= 0) {
			self.active = false;
			// Create blood explosion with spreading effect
			for (var i = 0; i < 15; i++) {
				var bloodSplat = new BloodSplat();
				// Start at monster position
				bloodSplat.x = self.x;
				bloodSplat.y = self.y;
				bloodSplat.graphics = bloodSplat.children[0];
				var scale = 0.3 + Math.random() * 1.2;
				bloodSplat.graphics.scaleX = scale;
				bloodSplat.graphics.scaleY = scale;
				// Calculate random spread destination
				var angle = Math.random() * Math.PI * 2;
				var distance = 150 + Math.random() * 300;
				var targetX = self.x + Math.cos(angle) * distance;
				var targetY = self.y + Math.sin(angle) * distance;
				// Keep within game bounds
				targetX = Math.max(50, Math.min(1998, targetX));
				targetY = Math.max(50, Math.min(2682, targetY));
				// Animate spreading with random delay and duration
				var delay = Math.random() * 200;
				var duration = 300 + Math.random() * 400;
				tween(bloodSplat, {
					x: targetX,
					y: targetY
				}, {
					duration: duration,
					easing: tween.easeOut
				});
				bloodSplats.push(bloodSplat);
				game.addChild(bloodSplat);
			}
			LK.setScore(LK.getScore() + 15); // Score between normal and fast zombie
			LK.getSound('hit').play();
			return true;
		}
		return false;
	};
	return self;
});
var DemonZombie = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('demonZombie', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 4; // Same speed as fast zombie
	self.health = 1;
	self.damage = 10;
	self.active = true;
	self.lastPlayerDistance = 0;
	self.teleportsRemaining = 3; // Can teleport up to 3 times
	self.minTeleportDistance = 300; // Cannot teleport within 300 pixels of player
	self.update = function () {
		if (!self.active) return;
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			self.x += dx / distance * self.speed;
			self.y += dy / distance * self.speed;
			// Rotate monster to face the player
			graphics.rotation = Math.atan2(dy, dx) + Math.PI / 2;
		}
		var currentDistance = distance;
		if (self.lastPlayerDistance > 50 && currentDistance <= 50) {
			player.takeDamage(self.damage);
			self.active = false;
		}
		self.lastPlayerDistance = currentDistance;
	};
	self.takeDamage = function (damage) {
		// Teleport if bullets are about to hit and teleports remaining
		if (self.teleportsRemaining > 0) {
			self.teleport();
			self.teleportsRemaining--;
			return false; // Did not take damage, teleported instead
		}
		// Out of teleports, take damage normally
		self.health -= damage;
		if (self.health <= 0) {
			self.active = false;
			// Create blood explosion with spreading effect
			for (var i = 0; i < 15; i++) {
				var bloodSplat = new BloodSplat();
				// Start at monster position
				bloodSplat.x = self.x;
				bloodSplat.y = self.y;
				bloodSplat.graphics = bloodSplat.children[0];
				var scale = 0.3 + Math.random() * 1.2;
				bloodSplat.graphics.scaleX = scale;
				bloodSplat.graphics.scaleY = scale;
				// Calculate random spread destination
				var angle = Math.random() * Math.PI * 2;
				var distance = 150 + Math.random() * 300;
				var targetX = self.x + Math.cos(angle) * distance;
				var targetY = self.y + Math.sin(angle) * distance;
				// Keep within game bounds
				targetX = Math.max(50, Math.min(1998, targetX));
				targetY = Math.max(50, Math.min(2682, targetY));
				// Animate spreading with random delay and duration
				var delay = Math.random() * 200;
				var duration = 300 + Math.random() * 400;
				tween(bloodSplat, {
					x: targetX,
					y: targetY
				}, {
					duration: duration,
					easing: tween.easeOut
				});
				bloodSplats.push(bloodSplat);
				game.addChild(bloodSplat);
			}
			LK.setScore(LK.getScore() + 15); // Same score as crayz zombie
			LK.getSound('hit').play();
			return true;
		}
		return false;
	};
	self.teleport = function () {
		// Visual effect before teleporting - fade out with purple effect
		tween(graphics, {
			alpha: 0,
			scaleX: 0.1,
			scaleY: 0.1,
			tint: 0x8B00FF
		}, {
			duration: 150,
			easing: tween.easeIn,
			onFinish: function onFinish() {
				// Find a random valid teleport position
				var attempts = 0;
				var maxAttempts = 20;
				var newX, newY, distanceToPlayer;
				do {
					// Random position within game bounds
					newX = 100 + Math.random() * (2048 - 200);
					newY = 100 + Math.random() * (2732 - 200);
					// Calculate distance to player
					var dx = player.x - newX;
					var dy = player.y - newY;
					distanceToPlayer = Math.sqrt(dx * dx + dy * dy);
					attempts++;
				} while (distanceToPlayer < self.minTeleportDistance && attempts < maxAttempts);
				// Teleport to new position
				self.x = newX;
				self.y = newY;
				// Play teleport sound
				LK.getSound('teleport').play();
				// Visual effect after teleporting - fade in with purple burst
				tween(graphics, {
					alpha: 1,
					scaleX: 1,
					scaleY: 1,
					tint: 0xFFFFFF
				}, {
					duration: 200,
					easing: tween.easeOut
				});
				// Red flash effect for visibility
				LK.effects.flashObject(self, 0xFF0000, 300);
			}
		});
	};
	return self;
});
var FastZombie = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('fastZombie', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 4; // Faster than normal zombie (2)
	self.baseSpeed = 4; // Store original speed for time dilation
	self.health = 1;
	self.damage = 10;
	self.active = true;
	self.lastPlayerDistance = 0;
	self.update = function () {
		if (!self.active) return;
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		// Apply time dilation effect when close to player
		var currentSpeed = self.baseSpeed;
		if (timeDilationStacks > 0 && distance <= 300) {
			// Within 300 pixels of player
			var slowdownPercent = timeDilationStacks * 10; // 10% per stack
			var slowdownMultiplier = 1 - slowdownPercent / 100;
			currentSpeed = self.baseSpeed * slowdownMultiplier;
		}
		if (distance > 0) {
			self.x += dx / distance * currentSpeed;
			self.y += dy / distance * currentSpeed;
			// Rotate monster to face the player
			graphics.rotation = Math.atan2(dy, dx) + Math.PI / 2;
		}
		var currentDistance = distance;
		if (self.lastPlayerDistance > 50 && currentDistance <= 50) {
			player.takeDamage(self.damage);
			self.active = false;
		}
		self.lastPlayerDistance = currentDistance;
	};
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (self.health <= 0) {
			self.active = false;
			// Create blood explosion with spreading effect
			for (var i = 0; i < 15; i++) {
				var bloodSplat = new BloodSplat();
				// Start at monster position
				bloodSplat.x = self.x;
				bloodSplat.y = self.y;
				bloodSplat.graphics = bloodSplat.children[0];
				var scale = 0.3 + Math.random() * 1.2;
				bloodSplat.graphics.scaleX = scale;
				bloodSplat.graphics.scaleY = scale;
				// Calculate random spread destination
				var angle = Math.random() * Math.PI * 2;
				var distance = 150 + Math.random() * 300;
				var targetX = self.x + Math.cos(angle) * distance;
				var targetY = self.y + Math.sin(angle) * distance;
				// Keep within game bounds
				targetX = Math.max(50, Math.min(1998, targetX));
				targetY = Math.max(50, Math.min(2682, targetY));
				// Animate spreading with random delay and duration
				var delay = Math.random() * 200;
				var duration = 300 + Math.random() * 400;
				tween(bloodSplat, {
					x: targetX,
					y: targetY
				}, {
					duration: duration,
					easing: tween.easeOut
				});
				bloodSplats.push(bloodSplat);
				game.addChild(bloodSplat);
			}
			LK.setScore(LK.getScore() + 10);
			LK.getSound('hit').play();
			return true;
		}
		return false;
	};
	return self;
});
var FrozenMonster = Container.expand(function (originalMonster) {
	var self = Container.call(this);
	self.originalMonster = originalMonster;
	self.originalSpeed = originalMonster.speed;
	self.freezeDuration = 180 + freezeShotStacks * 60; // 3 seconds base + 1 second per extra stack
	self.update = function () {
		if (self.freezeDuration > 0) {
			self.freezeDuration--;
			self.originalMonster.speed = self.originalSpeed * 0.5; // 50% slower
			// Visual effect - blue tint
			if (!self.originalMonster.children[0].tintApplied) {
				self.originalMonster.children[0].tint = 0x4444ff;
				self.originalMonster.children[0].tintApplied = true;
			}
		} else {
			// Restore original speed and remove tint
			self.originalMonster.speed = self.originalSpeed;
			if (self.originalMonster.children[0].tintApplied) {
				self.originalMonster.children[0].tint = 0xffffff;
				self.originalMonster.children[0].tintApplied = false;
			}
			self.destroy();
		}
	};
	return self;
});
var MegaSplitterZombie = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('splitterZombie', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Green tint to distinguish from regular splitter zombie
	graphics.tint = 0x44aa44;
	self.speed = 2; // Same speed as splitter zombie
	self.health = 4; // Double HP of splitter zombie (2 * 2)
	self.damage = 12; // Same damage as splitter zombie
	self.active = true;
	self.lastPlayerDistance = 0;
	self.update = function () {
		if (!self.active) return;
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			self.x += dx / distance * self.speed;
			self.y += dy / distance * self.speed;
			// Rotate monster to face the player
			graphics.rotation = Math.atan2(dy, dx) + Math.PI / 2;
		}
		var currentDistance = distance;
		if (self.lastPlayerDistance > 50 && currentDistance <= 50) {
			player.takeDamage(self.damage);
			self.active = false;
		}
		self.lastPlayerDistance = currentDistance;
	};
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (self.health <= 0) {
			self.active = false;
			// Create blood explosion
			for (var i = 0; i < 15; i++) {
				var bloodSplat = new BloodSplat();
				// Start at monster position
				bloodSplat.x = self.x;
				bloodSplat.y = self.y;
				bloodSplat.graphics = bloodSplat.children[0];
				var scale = 0.3 + Math.random() * 1.2;
				bloodSplat.graphics.scaleX = scale;
				bloodSplat.graphics.scaleY = scale;
				// Calculate random spread destination
				var angle = Math.random() * Math.PI * 2;
				var distance = 150 + Math.random() * 300;
				var targetX = self.x + Math.cos(angle) * distance;
				var targetY = self.y + Math.sin(angle) * distance;
				// Keep within game bounds
				targetX = Math.max(50, Math.min(1998, targetX));
				targetY = Math.max(50, Math.min(2682, targetY));
				// Animate spreading with random delay and duration
				var delay = Math.random() * 200;
				var duration = 300 + Math.random() * 400;
				tween(bloodSplat, {
					x: targetX,
					y: targetY
				}, {
					duration: duration,
					easing: tween.easeOut
				});
				bloodSplats.push(bloodSplat);
				game.addChild(bloodSplat);
			}
			// Spawn 2 splitter zombies
			for (var s = 0; s < 2; s++) {
				var splitterZombie = new SplitterZombie();
				// Position splitter zombies around the original position
				var spawnAngle = Math.PI * s + Math.random() * 0.5;
				var spawnDistance = 100 + Math.random() * 50;
				splitterZombie.x = self.x + Math.cos(spawnAngle) * spawnDistance;
				splitterZombie.y = self.y + Math.sin(spawnAngle) * spawnDistance;
				// Keep within bounds
				splitterZombie.x = Math.max(125, Math.min(1923, splitterZombie.x));
				splitterZombie.y = Math.max(125, Math.min(2607, splitterZombie.y));
				monsters.push(splitterZombie);
				game.addChild(splitterZombie);
			}
			LK.setScore(LK.getScore() + 35); // Higher score for mega splitter zombie
			LK.getSound('hit').play();
			return true;
		}
		return false;
	};
	return self;
});
var MiniZombie = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('monster', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Scale down to make it smaller
	graphics.scaleX = 0.5;
	graphics.scaleY = 0.5;
	// Tint it green to distinguish from normal zombies
	graphics.tint = 0x44aa44;
	self.speed = 5; // Fast movement
	self.health = 1;
	self.damage = 8;
	self.active = true;
	self.lastPlayerDistance = 0;
	self.update = function () {
		if (!self.active) return;
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			self.x += dx / distance * self.speed;
			self.y += dy / distance * self.speed;
			// Rotate monster to face the player
			graphics.rotation = Math.atan2(dy, dx) + Math.PI / 2;
		}
		var currentDistance = distance;
		if (self.lastPlayerDistance > 50 && currentDistance <= 50) {
			player.takeDamage(self.damage);
			self.active = false;
		}
		self.lastPlayerDistance = currentDistance;
	};
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (self.health <= 0) {
			self.active = false;
			// Create smaller blood explosion
			for (var i = 0; i < 8; i++) {
				var bloodSplat = new BloodSplat();
				// Start at monster position
				bloodSplat.x = self.x;
				bloodSplat.y = self.y;
				bloodSplat.graphics = bloodSplat.children[0];
				var scale = 0.2 + Math.random() * 0.8;
				bloodSplat.graphics.scaleX = scale;
				bloodSplat.graphics.scaleY = scale;
				// Calculate random spread destination
				var angle = Math.random() * Math.PI * 2;
				var distance = 80 + Math.random() * 150;
				var targetX = self.x + Math.cos(angle) * distance;
				var targetY = self.y + Math.sin(angle) * distance;
				// Keep within game bounds
				targetX = Math.max(50, Math.min(1998, targetX));
				targetY = Math.max(50, Math.min(2682, targetY));
				// Animate spreading with random delay and duration
				var delay = Math.random() * 200;
				var duration = 200 + Math.random() * 300;
				tween(bloodSplat, {
					x: targetX,
					y: targetY
				}, {
					duration: duration,
					easing: tween.easeOut
				});
				bloodSplats.push(bloodSplat);
				game.addChild(bloodSplat);
			}
			LK.setScore(LK.getScore() + 5); // Lower score for mini zombie
			LK.getSound('hit').play();
			return true;
		}
		return false;
	};
	return self;
});
var Monster = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('monster', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 2;
	self.baseSpeed = 2; // Store original speed for time dilation
	self.health = 1;
	self.damage = 10;
	self.active = true;
	self.lastPlayerDistance = 0;
	self.update = function () {
		if (!self.active) return;
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		// Apply time dilation effect when close to player
		var currentSpeed = self.baseSpeed;
		if (timeDilationStacks > 0 && distance <= 300) {
			// Within 300 pixels of player
			var slowdownPercent = timeDilationStacks * 10; // 10% per stack
			var slowdownMultiplier = 1 - slowdownPercent / 100;
			currentSpeed = self.baseSpeed * slowdownMultiplier;
		}
		if (distance > 0) {
			self.x += dx / distance * currentSpeed;
			self.y += dy / distance * currentSpeed;
			// Rotate monster to face the player
			graphics.rotation = Math.atan2(dy, dx) + Math.PI / 2;
		}
		var currentDistance = distance;
		if (self.lastPlayerDistance > 50 && currentDistance <= 50) {
			player.takeDamage(self.damage);
			self.active = false;
		}
		self.lastPlayerDistance = currentDistance;
	};
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (self.health <= 0) {
			self.active = false;
			// Create blood explosion with spreading effect
			for (var i = 0; i < 15; i++) {
				var bloodSplat = new BloodSplat();
				// Start at monster position
				bloodSplat.x = self.x;
				bloodSplat.y = self.y;
				bloodSplat.graphics = bloodSplat.children[0];
				var scale = 0.3 + Math.random() * 1.2;
				bloodSplat.graphics.scaleX = scale;
				bloodSplat.graphics.scaleY = scale;
				// Calculate random spread destination
				var angle = Math.random() * Math.PI * 2;
				var distance = 150 + Math.random() * 300;
				var targetX = self.x + Math.cos(angle) * distance;
				var targetY = self.y + Math.sin(angle) * distance;
				// Keep within game bounds
				targetX = Math.max(50, Math.min(1998, targetX));
				targetY = Math.max(50, Math.min(2682, targetY));
				// Animate spreading with random delay and duration
				var delay = Math.random() * 200;
				var duration = 300 + Math.random() * 400;
				tween(bloodSplat, {
					x: targetX,
					y: targetY
				}, {
					duration: duration,
					easing: tween.easeOut
				});
				bloodSplats.push(bloodSplat);
				game.addChild(bloodSplat);
			}
			LK.setScore(LK.getScore() + 10);
			LK.getSound('hit').play();
			return true;
		}
		return false;
	};
	return self;
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.health = 100;
	self.maxHealth = 100;
	self.fireRate = 30; // Slower initial fire rate
	self.fireTimer = 0;
	self.update = function () {
		if (self.fireTimer > 0) {
			self.fireTimer--;
		}
		if (shieldCooldown > 0) {
			shieldCooldown--;
		}
		// Shield visual effect when available
		if (shieldGeneratorStacks > 0 && shieldCooldown <= 0) {
			// Create pulsing blue glow effect when shield is ready
			var pulseIntensity = Math.sin(LK.ticks * 0.1) * 0.3 + 0.7; // Pulse between 0.4 and 1.0
			graphics.tint = 0x4488ff; // Blue tint
			graphics.alpha = pulseIntensity;
		} else {
			// Normal appearance when no shield or shield on cooldown
			graphics.tint = 0xffffff; // White (normal)
			graphics.alpha = 1.0;
		}
	};
	self.takeDamage = function (damage) {
		// Check for shield protection
		if (shieldGeneratorStacks > 0 && shieldCooldown <= 0) {
			// Shield absorbs the attack
			shieldCooldown = Math.max(180, 900 - (shieldGeneratorStacks - 1) * 120); // 15 seconds base, -2 seconds per extra stack, min 3 seconds
			LK.effects.flashObject(self, 0x0088ff, 300); // Blue flash for shield
			return; // No damage taken
		}
		// Apply Thick Skin damage reduction
		var reducedDamage = Math.max(1, damage - thickSkinStacks);
		self.health -= reducedDamage;
		// Activate Boom Time explosion if we have stacks
		if (boomTimeStacks > 0) {
			var explosionDamage = boomTimeStacks; // 1 damage per stack
			var explosionRadius = 150 * (1 + (boomTimeStacks - 1)); // 150 base radius, doubled for each additional stack
			// Create explosion visual effect
			var explosionVisual = LK.getAsset('explosion', {
				anchorX: 0.5,
				anchorY: 0.5,
				x: self.x,
				y: self.y,
				alpha: 0.8
			});
			var explosionScale = explosionRadius / 150 * (1 + (boomTimeStacks - 1)); // Scale based on radius and stacks - 2x bigger per additional stack
			explosionVisual.scaleX = explosionScale;
			explosionVisual.scaleY = explosionScale;
			game.addChild(explosionVisual);
			// Animate explosion
			tween(explosionVisual, {
				scaleX: explosionScale * 1.5,
				scaleY: explosionScale * 1.5,
				alpha: 0
			}, {
				duration: 500,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					explosionVisual.destroy();
				}
			});
			// Play explosion sound
			LK.getSound('explosion').play();
			// Damage nearby monsters
			for (var i = 0; i < monsters.length; i++) {
				var monster = monsters[i];
				if (!monster.active) continue;
				var dx = monster.x - self.x;
				var dy = monster.y - self.y;
				var distance = Math.sqrt(dx * dx + dy * dy);
				if (distance <= explosionRadius) {
					monster.takeDamage(explosionDamage);
				}
			}
		}
		// Play damage sound
		LK.getSound('playerDamage').play();
		// Shake player hard
		var originalX = self.x;
		var originalY = self.y;
		tween(self, {
			x: originalX + (Math.random() - 0.5) * 80,
			y: originalY + (Math.random() - 0.5) * 80
		}, {
			duration: 60,
			onFinish: function onFinish() {
				tween(self, {
					x: originalX + (Math.random() - 0.5) * 50,
					y: originalY + (Math.random() - 0.5) * 50
				}, {
					duration: 60,
					onFinish: function onFinish() {
						tween(self, {
							x: originalX + (Math.random() - 0.5) * 30,
							y: originalY + (Math.random() - 0.5) * 30
						}, {
							duration: 60,
							onFinish: function onFinish() {
								tween(self, {
									x: originalX,
									y: originalY
								}, {
									duration: 40
								});
							}
						});
					}
				});
			}
		});
		// Flash screen red for a moment (80% transparent)
		LK.effects.flashScreen(0x33ff0000, 500);
		if (self.health <= 0) {
			self.health = 0;
			// Set the score to the wave number for game over display
			LK.setScore(waveNumber);
			LK.showGameOver();
		}
		LK.effects.flashObject(self, 0xff0000, 300);
	};
	self.canFire = function () {
		return self.fireTimer <= 0;
	};
	self.fire = function () {
		if (self.canFire()) {
			self.fireTimer = self.fireRate;
			return true;
		}
		return false;
	};
	return self;
});
var Rock = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('rock', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.dx = 0;
	self.dy = 0;
	self.active = true;
	self.damage = 5;
	self.update = function () {
		if (!self.active) return;
		self.x += self.dx;
		self.y += self.dy;
		// Remove rock if it goes off screen
		if (self.x < -50 || self.x > 2098 || self.y < -50 || self.y > 2782) {
			self.active = false;
		}
		// Check collision with player
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance <= 85) {
			// Player radius + rock radius
			player.takeDamage(self.damage);
			self.active = false;
		}
	};
	self.setDirection = function (targetX, targetY) {
		var dx = targetX - self.x;
		var dy = targetY - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			self.dx = dx / distance * self.speed;
			self.dy = dy / distance * self.speed;
			// Rotate rock to face direction of travel
			graphics.rotation = Math.atan2(dy, dx);
		}
	};
	return self;
});
var RockThrowerZombie = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('rockThrowerZombie', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	graphics.rotation = Math.PI; // Face downward like other zombies
	self.speed = 1; // Slower movement speed
	self.health = 1;
	self.damage = 0; // Doesn't deal contact damage
	self.active = true;
	self.lastPlayerDistance = 0;
	self.throwCooldown = 0;
	self.throwRange = 900; // Range to start throwing rocks
	self.isInRange = false;
	self.update = function () {
		if (!self.active) return;
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		// Move toward player but stop at throwing range
		if (distance > self.throwRange) {
			if (distance > 0) {
				self.x += dx / distance * self.speed;
				self.y += dy / distance * self.speed;
				// Rotate zombie to face the player
				graphics.rotation = Math.atan2(dy, dx) + Math.PI / 2;
			}
			self.isInRange = false;
		} else {
			// In range - stop moving and start throwing
			self.isInRange = true;
			// Face the player
			graphics.rotation = Math.atan2(dy, dx) + Math.PI / 2;
		}
		// Throw rocks when in range
		if (self.isInRange && self.throwCooldown <= 0) {
			self.throwRock();
			self.throwCooldown = 120; // 2 seconds between throws
		}
		if (self.throwCooldown > 0) {
			self.throwCooldown--;
		}
		self.lastPlayerDistance = distance;
	};
	self.throwRock = function () {
		var rock = new Rock();
		rock.x = self.x;
		rock.y = self.y;
		rock.setDirection(player.x, player.y);
		rocks.push(rock);
		game.addChild(rock);
		// Shake animation when throwing
		var originalX = self.x;
		var originalY = self.y;
		tween(self, {
			x: originalX + 15,
			y: originalY + 10
		}, {
			duration: 80,
			onFinish: function onFinish() {
				tween(self, {
					x: originalX - 10,
					y: originalY - 8
				}, {
					duration: 80,
					onFinish: function onFinish() {
						tween(self, {
							x: originalX,
							y: originalY
						}, {
							duration: 80
						});
					}
				});
			}
		});
	};
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (self.health <= 0) {
			self.active = false;
			// Create blood explosion
			for (var i = 0; i < 12; i++) {
				var bloodSplat = new BloodSplat();
				bloodSplat.x = self.x;
				bloodSplat.y = self.y;
				bloodSplat.graphics = bloodSplat.children[0];
				var scale = 0.3 + Math.random() * 1.0;
				bloodSplat.graphics.scaleX = scale;
				bloodSplat.graphics.scaleY = scale;
				var angle = Math.random() * Math.PI * 2;
				var distance = 120 + Math.random() * 250;
				var targetX = self.x + Math.cos(angle) * distance;
				var targetY = self.y + Math.sin(angle) * distance;
				targetX = Math.max(50, Math.min(1998, targetX));
				targetY = Math.max(50, Math.min(2682, targetY));
				var duration = 300 + Math.random() * 400;
				tween(bloodSplat, {
					x: targetX,
					y: targetY
				}, {
					duration: duration,
					easing: tween.easeOut
				});
				bloodSplats.push(bloodSplat);
				game.addChild(bloodSplat);
			}
			LK.setScore(LK.getScore() + 18); // Score between tough and splitter
			LK.getSound('hit').play();
			return true;
		}
		return false;
	};
	return self;
});
var SplitterZombie = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('splitterZombie', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 2; // Medium speed
	self.health = 2; // Same as tough zombie
	self.damage = 12; // Medium damage
	self.active = true;
	self.lastPlayerDistance = 0;
	self.update = function () {
		if (!self.active) return;
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			self.x += dx / distance * self.speed;
			self.y += dy / distance * self.speed;
			// Rotate monster to face the player
			graphics.rotation = Math.atan2(dy, dx) + Math.PI / 2;
		}
		var currentDistance = distance;
		if (self.lastPlayerDistance > 50 && currentDistance <= 50) {
			player.takeDamage(self.damage);
			self.active = false;
		}
		self.lastPlayerDistance = currentDistance;
	};
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (self.health <= 0) {
			self.active = false;
			// Create blood explosion
			for (var i = 0; i < 12; i++) {
				var bloodSplat = new BloodSplat();
				// Start at monster position
				bloodSplat.x = self.x;
				bloodSplat.y = self.y;
				bloodSplat.graphics = bloodSplat.children[0];
				var scale = 0.3 + Math.random() * 1.0;
				bloodSplat.graphics.scaleX = scale;
				bloodSplat.graphics.scaleY = scale;
				// Calculate random spread destination
				var angle = Math.random() * Math.PI * 2;
				var distance = 120 + Math.random() * 250;
				var targetX = self.x + Math.cos(angle) * distance;
				var targetY = self.y + Math.sin(angle) * distance;
				// Keep within game bounds
				targetX = Math.max(50, Math.min(1998, targetX));
				targetY = Math.max(50, Math.min(2682, targetY));
				// Animate spreading with random delay and duration
				var delay = Math.random() * 200;
				var duration = 300 + Math.random() * 400;
				tween(bloodSplat, {
					x: targetX,
					y: targetY
				}, {
					duration: duration,
					easing: tween.easeOut
				});
				bloodSplats.push(bloodSplat);
				game.addChild(bloodSplat);
			}
			// Spawn 2-3 mini zombies
			var miniCount = 2 + Math.floor(Math.random() * 2); // 2 or 3 mini zombies
			for (var m = 0; m < miniCount; m++) {
				var miniZombie = new MiniZombie();
				// Position mini zombies around the original position
				var spawnAngle = Math.PI * 2 / miniCount * m + Math.random() * 0.5;
				var spawnDistance = 80 + Math.random() * 40;
				miniZombie.x = self.x + Math.cos(spawnAngle) * spawnDistance;
				miniZombie.y = self.y + Math.sin(spawnAngle) * spawnDistance;
				// Keep within bounds
				miniZombie.x = Math.max(125, Math.min(1923, miniZombie.x));
				miniZombie.y = Math.max(125, Math.min(2607, miniZombie.y));
				monsters.push(miniZombie);
				game.addChild(miniZombie);
			}
			LK.setScore(LK.getScore() + 25); // Higher score for splitter zombie
			LK.getSound('hit').play();
			return true;
		}
		return false;
	};
	return self;
});
var ToughZombie = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('toughZombie', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 1.5; // Slower than normal zombie
	self.baseSpeed = 1.5; // Store original speed for time dilation
	self.health = 2; // Much tougher
	self.damage = 15; // Higher damage
	self.active = true;
	self.lastPlayerDistance = 0;
	self.update = function () {
		if (!self.active) return;
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		// Apply time dilation effect when close to player
		var currentSpeed = self.baseSpeed;
		if (timeDilationStacks > 0 && distance <= 300) {
			// Within 300 pixels of player
			var slowdownPercent = timeDilationStacks * 10; // 10% per stack
			var slowdownMultiplier = 1 - slowdownPercent / 100;
			currentSpeed = self.baseSpeed * slowdownMultiplier;
		}
		if (distance > 0) {
			self.x += dx / distance * currentSpeed;
			self.y += dy / distance * currentSpeed;
			// Rotate monster to face the player
			graphics.rotation = Math.atan2(dy, dx) + Math.PI / 2;
		}
		var currentDistance = distance;
		if (self.lastPlayerDistance > 50 && currentDistance <= 50) {
			player.takeDamage(self.damage);
			self.active = false;
		}
		self.lastPlayerDistance = currentDistance;
	};
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (self.health <= 0) {
			self.active = false;
			// Create blood explosion with spreading effect
			for (var i = 0; i < 15; i++) {
				var bloodSplat = new BloodSplat();
				// Start at monster position
				bloodSplat.x = self.x;
				bloodSplat.y = self.y;
				bloodSplat.graphics = bloodSplat.children[0];
				var scale = 0.3 + Math.random() * 1.2;
				bloodSplat.graphics.scaleX = scale;
				bloodSplat.graphics.scaleY = scale;
				// Calculate random spread destination
				var angle = Math.random() * Math.PI * 2;
				var distance = 150 + Math.random() * 300;
				var targetX = self.x + Math.cos(angle) * distance;
				var targetY = self.y + Math.sin(angle) * distance;
				// Keep within game bounds
				targetX = Math.max(50, Math.min(1998, targetX));
				targetY = Math.max(50, Math.min(2682, targetY));
				// Animate spreading with random delay and duration
				var delay = Math.random() * 200;
				var duration = 300 + Math.random() * 400;
				tween(bloodSplat, {
					x: targetX,
					y: targetY
				}, {
					duration: duration,
					easing: tween.easeOut
				});
				bloodSplats.push(bloodSplat);
				game.addChild(bloodSplat);
			}
			LK.setScore(LK.getScore() + 20); // Higher score for tough zombie
			LK.getSound('hit').play();
			return true;
		}
		return false;
	};
	return self;
});
var TransparentZombie = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('transparentZombie', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	graphics.alpha = 0.05; // 95% transparent (5% opacity)
	self.speed = 4; // Same speed as fast zombie
	self.health = 1;
	self.damage = 10;
	self.active = true;
	self.lastPlayerDistance = 0;
	self.update = function () {
		if (!self.active) return;
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			self.x += dx / distance * self.speed;
			self.y += dy / distance * self.speed;
			// Rotate monster to face the player
			graphics.rotation = Math.atan2(dy, dx) + Math.PI / 2;
		}
		var currentDistance = distance;
		if (self.lastPlayerDistance > 50 && currentDistance <= 50) {
			player.takeDamage(self.damage);
			self.active = false;
		}
		self.lastPlayerDistance = currentDistance;
	};
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (self.health <= 0) {
			self.active = false;
			// Create blood explosion with spreading effect
			for (var i = 0; i < 15; i++) {
				var bloodSplat = new BloodSplat();
				// Start at monster position
				bloodSplat.x = self.x;
				bloodSplat.y = self.y;
				bloodSplat.graphics = bloodSplat.children[0];
				bloodSplat.graphics.alpha = 0.5; // Make blood 50% transparent
				var scale = 0.3 + Math.random() * 1.2;
				bloodSplat.graphics.scaleX = scale;
				bloodSplat.graphics.scaleY = scale;
				// Calculate random spread destination
				var angle = Math.random() * Math.PI * 2;
				var distance = 150 + Math.random() * 300;
				var targetX = self.x + Math.cos(angle) * distance;
				var targetY = self.y + Math.sin(angle) * distance;
				// Keep within game bounds
				targetX = Math.max(50, Math.min(1998, targetX));
				targetY = Math.max(50, Math.min(2682, targetY));
				// Animate spreading with random delay and duration
				var delay = Math.random() * 200;
				var duration = 300 + Math.random() * 400;
				tween(bloodSplat, {
					x: targetX,
					y: targetY
				}, {
					duration: duration,
					easing: tween.easeOut
				});
				bloodSplats.push(bloodSplat);
				game.addChild(bloodSplat);
			}
			LK.setScore(LK.getScore() + 12); // Score between fast and crayz zombie
			LK.getSound('hit').play();
			return true;
		}
		return false;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x2c3e50
});

/**** 
* Game Code
****/ 
// New asset for BestZombie
var player = null;
var bullets = [];
var monsters = [];
var bloodSplats = [];
var rocks = [];
var waveNumber = 1;
var monstersInWave = 5;
var monstersSpawned = 0;
var monstersKilled = 0;
var spawnTimer = 0;
var waveDelay = 180;
var bulletCooldown = 30; // Start with cooldown to prevent immediate shooting
// Secret wave skip variables (hidden from normal players)
var secretTapCount = 0;
var secretTapTimer = 0;
var secretZone = {
	x: 1900,
	y: 2600,
	width: 148,
	height: 132
}; // Bottom-right corner
// Fast zombie spawn chance (starts at 10%, increases 1% per wave, max 80%)
var fastZombieChance = 10;
// Tough zombie spawn chance (starts at 5% after wave 5, increases 1% per wave, max 90%)
var toughZombieChance = 5;
// Crayz zombie spawn chance (10% after wave 15 to replace fast zombies)
var crayzZombieChance = 10;
// Splitter zombie spawn chance (15% after wave 18 to replace tough zombies)
var splitterZombieChance = 15;
// Mega splitter zombie spawn chance (20% after wave 30 to replace splitter zombies)
var megaSplitterZombieChance = 20;
// Rock thrower zombie spawn chance (10% after wave 25 to replace normal zombies)
var rockThrowerZombieChance = 10;
// Weather system variables
var currentWeather = null;
var weatherActive = false;
var weatherChance = 5; // Starting at 5% after wave 10
var weatherText = null;
var weatherTypes = ['windy', 'bloodSmell', 'bloodRain', 'unluckyClouds'];
var isExtraSpecialWeather = false;
var weatherEffects = {
	windy: false,
	bloodSmell: false,
	bloodRain: false,
	unluckyClouds: false,
	bloodMoon: false,
	"void": false
};
// Weather utility functions
function getWeatherName(weather) {
	var prefix = isExtraSpecialWeather ? 'EXTRA ' : '';
	switch (weather) {
		case 'windy':
			return prefix + 'WINDY';
		case 'bloodSmell':
			return prefix + 'BLOOD SMELL';
		case 'bloodRain':
			return prefix + 'BLOOD RAIN';
		case 'unluckyClouds':
			return prefix + 'UNLUCKY CLOUDS';
		case 'bloodMoon':
			return prefix + 'BLOOD MOON';
		case 'void':
			return 'VOID';
		default:
			return '';
	}
}
function getWeatherDescription(weather) {
	var multiplier = isExtraSpecialWeather ? 2 : 1;
	switch (weather) {
		case 'windy':
			return isExtraSpecialWeather ? 'All zombies are 100% faster' : 'All zombies are 50% faster';
		case 'bloodSmell':
			return isExtraSpecialWeather ? 'Quadruple amount of zombies' : 'Double amount of zombies';
		case 'bloodRain':
			return isExtraSpecialWeather ? 'Every zombie has 4x HP' : 'Every zombie has double HP';
		case 'unluckyClouds':
			return isExtraSpecialWeather ? '40% chance your gun won\'t shoot' : '20% chance your gun won\'t shoot';
		case 'bloodMoon':
			return isExtraSpecialWeather ? 'ALL EXTRA EFFECTS COMBINED!' : 'ALL EFFECTS COMBINED!';
		case 'void':
			return 'ALL EFFECTS WITH 10X INTENSITY!';
		default:
			return '';
	}
}
function applyWeatherEffects(weather) {
	// Reset all weather effects first
	weatherEffects.windy = false;
	weatherEffects.bloodSmell = false;
	weatherEffects.bloodRain = false;
	weatherEffects.unluckyClouds = false;
	weatherEffects.bloodMoon = false;
	weatherEffects["void"] = false;
	if (weather === 'void') {
		// VOID activates all effects with extreme intensity
		weatherEffects.windy = true;
		weatherEffects.bloodSmell = true;
		weatherEffects.bloodRain = true;
		weatherEffects.unluckyClouds = true;
		weatherEffects["void"] = true;
	} else if (weather === 'bloodMoon') {
		// Blood moon activates all effects
		weatherEffects.windy = true;
		weatherEffects.bloodSmell = true;
		weatherEffects.bloodRain = true;
		weatherEffects.unluckyClouds = true;
		weatherEffects.bloodMoon = true;
	} else if (weather) {
		weatherEffects[weather] = true;
	}
	// Apply windy effect to existing monsters
	if (weatherEffects.windy) {
		for (var i = 0; i < monsters.length; i++) {
			var monster = monsters[i];
			if (monster.active && monster.baseSpeed) {
				// Store original speed if not already stored
				if (!monster.originalSpeed) {
					monster.originalSpeed = monster.baseSpeed;
				}
				// Apply wind effect
				if (weatherEffects["void"]) {
					monster.speed = monster.originalSpeed * 11; // 10x effect (1000% faster)
					monster.baseSpeed = monster.speed;
				} else {
					var windMultiplier = isExtraSpecialWeather ? 2.0 : 1.5; // 100% faster for extra, 50% for normal
					monster.speed = monster.originalSpeed * windMultiplier;
					monster.baseSpeed = monster.speed;
				}
			}
		}
	}
	// Apply blood rain effect to existing monsters
	if (weatherEffects.bloodRain) {
		for (var i = 0; i < monsters.length; i++) {
			var monster = monsters[i];
			if (monster.active) {
				// Store original health if not already stored
				if (!monster.originalHealth) {
					monster.originalHealth = monster.health;
				}
				// Apply blood rain effect
				if (weatherEffects["void"]) {
					monster.health = monster.originalHealth * 20; // 10x effect (2000% HP)
				} else {
					var healthMultiplier = isExtraSpecialWeather ? 4 : 2; // 4x HP for extra, 2x for normal
					monster.health = monster.originalHealth * healthMultiplier;
				}
			}
		}
	}
}
function showWeatherAnnouncement(weather) {
	var weatherName = getWeatherName(weather);
	var weatherDescription = getWeatherDescription(weather);
	// Determine color based on weather type and if it's extra special
	var textColor = 0xFFFFFF; // Default white
	if (weather === 'void') {
		textColor = 0x8A2BE2; // Purple for VOID weather
	} else if (weather === 'bloodMoon') {
		if (isExtraSpecialWeather) {
			textColor = 0x8B0000; // Dark red for extra special blood moon
		} else {
			textColor = 0xFF0000; // Red for normal blood moon
		}
	} else if (isExtraSpecialWeather) {
		textColor = 0xFFD700; // Golden for extra special weather
	}
	// Create weather text at center of screen
	weatherText = new Text2(weatherName + '\n' + weatherDescription, {
		size: 120,
		fill: textColor,
		font: "'Arial Black', 'Helvetica Bold', 'Georgia Bold', Impact, sans-serif"
	});
	weatherText.anchor.set(0.5, 0.5);
	weatherText.x = 1024;
	weatherText.y = 1366;
	game.addChild(weatherText);
	// After 3 seconds, shrink and move to bottom middle
	LK.setTimeout(function () {
		if (weatherText) {
			// Change text to only show weather name (remove description)
			weatherText.setText(weatherName);
			tween(weatherText, {
				scaleX: 0.3,
				scaleY: 0.3,
				x: 1024,
				y: 2650
			}, {
				duration: 1000,
				easing: tween.easeInOut
			});
		}
	}, 3000);
}
function checkForWeather() {
	// Force void weather at wave 100 and all subsequent waves with no other weather possible
	if (waveNumber >= 100) {
		currentWeather = 'void';
		weatherActive = true;
		isExtraSpecialWeather = false;
		applyWeatherEffects('void');
		showWeatherAnnouncement('void');
		return;
	}
	// Only check for weather after wave 10
	if (waveNumber < 10) return;
	// Calculate current weather chance (5% + 2.5% per wave, max 100%)
	var currentWeatherChance = Math.min(5 + (waveNumber - 10) * 2.5, 100);
	if (Math.random() * 100 < currentWeatherChance) {
		var selectedWeather;
		// Reset extra special weather flag
		isExtraSpecialWeather = false;
		// When weather chance is 100%, check for extra special weather
		if (currentWeatherChance >= 100) {
			// Calculate extra special weather chance (30% base + 5% per wave after reaching 100%)
			// Wave when weather chance first reaches 100% is approximately wave 46: 5 + (46-10) * 2.5 = 95, next wave is 97.5, next is 100
			var waveWhenMaxReached = 46; // Approximate wave when weather chance reaches 100%
			var extraSpecialChance = 30;
			if (waveNumber > waveWhenMaxReached) {
				extraSpecialChance = 30 + (waveNumber - waveWhenMaxReached) * 5;
			}
			if (Math.random() * 100 < extraSpecialChance) {
				isExtraSpecialWeather = true;
			}
		}
		// Extremely rare chance for VOID weather (0.1% chance independent of other weather)
		if (Math.random() * 1000 < 1) {
			selectedWeather = 'void';
		} else if (Math.random() * 100 < 1) {
			// Very small chance for blood moon (1% of weather events)
			selectedWeather = 'bloodMoon';
		} else {
			// Equal chance for other weather types
			selectedWeather = weatherTypes[Math.floor(Math.random() * weatherTypes.length)];
		}
		currentWeather = selectedWeather;
		weatherActive = true;
		applyWeatherEffects(selectedWeather);
		showWeatherAnnouncement(selectedWeather);
	}
}
function clearWeather() {
	// Restore original monster stats before clearing weather
	for (var i = 0; i < monsters.length; i++) {
		var monster = monsters[i];
		if (monster.active) {
			// Restore original speed if it was stored
			if (monster.originalSpeed) {
				monster.speed = monster.originalSpeed;
				monster.baseSpeed = monster.originalSpeed;
				monster.originalSpeed = undefined;
			}
			// Restore original health if it was stored
			if (monster.originalHealth) {
				monster.health = monster.originalHealth;
				monster.originalHealth = undefined;
			}
		}
	}
	currentWeather = null;
	weatherActive = false;
	isExtraSpecialWeather = false;
	weatherEffects["void"] = false;
	applyWeatherEffects(null);
	// Remove weather text if it exists
	if (weatherText) {
		weatherText.destroy();
		weatherText = null;
	}
}
// Card system variables
var isCardSelectionActive = false;
var cardContainer = null;
var selectedPower = null;
var availablePowers = ['bouncy', 'rapidfire', 'multishot', 'freshMeat', 'thickSkin', 'hotBullets', 'vampireBite', 'boomTime', 'shieldGenerator', 'piercingRounds', 'luckyShot', 'magneticBullets', 'chainLightning', 'freezeShot', 'ricochetMaster', 'timeDilation'];
var activePowers = [];
var bouncyBulletCount = 1; // Number of bounces for bouncy bullets
var multishotBulletCount = 1; // Number of bullets to fire for multishot
var freshMeatStacks = 0; // Number of Fresh Meat cards collected
var thickSkinStacks = 0; // Number of Thick Skin cards collected for damage reduction
var hotBulletStacks = 0; // Number of Hot Bullets cards collected for extra damage
var vampireBiteStacks = 0; // Number of Vampire Bite cards collected
var vampireBiteKillCount = 0; // Track kills for vampire bite healing
var boomTimeStacks = 0; // Number of Boom Time cards collected
var shieldGeneratorStacks = 0; // Number of Shield Generator cards collected
var shieldCooldown = 0; // Cooldown timer for shield
var piercingRoundsStacks = 0; // Number of Piercing Rounds cards collected
var luckyShotStacks = 0; // Number of Lucky Shot cards collected
var magneticBulletsStacks = 0; // Number of Magnetic Bullets cards collected
var chainLightningStacks = 0; // Number of Chain Lightning cards collected
var freezeShotStacks = 0; // Number of Freeze Shot cards collected
var ricochetMasterStacks = 0; // Number of Ricochet Master cards collected
var timeDilationStacks = 0; // Number of Time Dilation cards collected
var scoreText = new Text2('Score: 0', {
	size: 60,
	fill: 0xFFFFFF,
	font: "'Arial Black', 'Helvetica Bold', 'Georgia Bold', Impact, sans-serif"
});
scoreText.anchor.set(0, 0);
scoreText.x = 120;
scoreText.y = 80;
LK.gui.topLeft.addChild(scoreText);
var healthText = new Text2('Health: 100', {
	size: 50,
	fill: 0xFF4444,
	font: "'Arial Black', 'Helvetica Bold', 'Georgia Bold', Impact, sans-serif"
});
healthText.anchor.set(0, 0);
healthText.x = 120;
healthText.y = 20;
LK.gui.topLeft.addChild(healthText);
var waveText = new Text2('Wave: 1', {
	size: 50,
	fill: 0x4A90E2,
	font: "'Arial Black', 'Helvetica Bold', 'Georgia Bold', Impact, sans-serif"
});
waveText.anchor.set(0, 0);
waveText.x = 120;
waveText.y = 142;
LK.gui.topLeft.addChild(waveText);
// Power utility functions
function getPowerTitle(powerType) {
	switch (powerType) {
		case 'bouncy':
			return 'Bouncy Bullets';
		case 'rapidfire':
			return 'Rapid Fire';
		case 'multishot':
			return 'Multi Shot';
		case 'freshMeat':
			return 'Fresh Meat';
		case 'thickSkin':
			return 'Thick Skin';
		case 'hotBullets':
			return 'Hot Bullets';
		case 'vampireBite':
			return 'Vampire Bite';
		case 'boomTime':
			return 'Boom Time!';
		case 'shieldGenerator':
			return 'Shield Generator';
		case 'piercingRounds':
			return 'Piercing Rounds';
		case 'luckyShot':
			return 'Lucky Shot';
		case 'magneticBullets':
			return 'Magnetic Bullets';
		case 'chainLightning':
			return 'Chain Lightning';
		case 'freezeShot':
			return 'Freeze Shot';
		case 'ricochetMaster':
			return 'Ricochet Master';
		case 'timeDilation':
			return 'Time Dilation';
		default:
			return 'Unknown Power';
	}
}
function getPowerDescription(powerType) {
	switch (powerType) {
		case 'bouncy':
			return 'Bullets bounce to nearby enemies';
		case 'rapidfire':
			return 'Faster shooting speed';
		case 'multishot':
			return 'Shoot 3 bullets at once';
		case 'freshMeat':
			return 'Regenerate 5 HP after each wave';
		case 'thickSkin':
			return 'Reduce all damage taken by 1';
		case 'hotBullets':
			return 'Bullets deal +1 damage';
		case 'vampireBite':
			return 'Heal 1 HP for every 10 enemies killed';
		case 'boomTime':
			return 'Explosion damages nearby zombies when hurt';
		case 'shieldGenerator':
			return 'Absorb next attack every 15 seconds';
		case 'piercingRounds':
			return 'Bullets pass through +1 enemy';
		case 'luckyShot':
			return '10% chance for double damage bullets';
		case 'magneticBullets':
			return 'Bullets home in on nearby enemies';
		case 'chainLightning':
			return '20% chance to instantly kill nearby enemy';
		case 'freezeShot':
			return '15% chance to slow hit enemies';
		case 'ricochetMaster':
			return '25% chance bullets ricochet off walls';
		case 'timeDilation':
			return 'Enemies move 10% slower when close to you';
		default:
			return 'Unknown effect';
	}
}
function showCardSelection() {
	isCardSelectionActive = true;
	// Create card container
	cardContainer = new Container();
	game.addChild(cardContainer);
	// Create dark overlay
	var overlay = LK.getAsset('background', {
		anchorX: 0,
		anchorY: 0,
		x: 0,
		y: 0,
		alpha: 0.8
	});
	overlay.tint = 0x000000;
	cardContainer.addChild(overlay);
	// Select 3 random powers
	var shuffledPowers = availablePowers.slice();
	for (var i = shuffledPowers.length - 1; i > 0; i--) {
		var j = Math.floor(Math.random() * (i + 1));
		var temp = shuffledPowers[i];
		shuffledPowers[i] = shuffledPowers[j];
		shuffledPowers[j] = temp;
	}
	var selectedPowers = shuffledPowers.slice(0, 3);
	// Create cards
	for (var i = 0; i < 3; i++) {
		var card = new Card(selectedPowers[i]);
		card.x = 340 + i * 684; // Increased spacing to 684 pixels (606 card width + 78 pixel gap)
		card.y = 1366;
		cardContainer.addChild(card);
		// Animate cards in
		tween(card, {
			y: 1000
		}, {
			duration: 500,
			easing: tween.easeOut
		});
	}
	// Add title text
	var titleText = new Text2('Choose Your Power!', {
		size: 80,
		fill: 0xFFFFFF,
		font: "'Arial Black', 'Helvetica Bold', 'Georgia Bold', Impact, sans-serif"
	});
	titleText.anchor.set(0.5, 0.5);
	titleText.x = 1024;
	titleText.y = 600;
	cardContainer.addChild(titleText);
}
function selectCard(powerType) {
	if (!isCardSelectionActive) return;
	// Add power to active powers
	activePowers.push(powerType);
	// Apply power effect
	applyPowerEffect(powerType);
	// Animate cards out and clean up
	if (cardContainer) {
		tween(cardContainer, {
			alpha: 0
		}, {
			duration: 300,
			onFinish: function onFinish() {
				if (cardContainer) {
					cardContainer.destroy();
				}
				cardContainer = null;
				isCardSelectionActive = false;
			}
		});
	}
}
function applyPowerEffect(powerType) {
	switch (powerType) {
		case 'rapidfire':
			player.fireRate = Math.max(1, Math.floor(player.fireRate / 2));
			break;
		case 'multishot':
			// Increase bullet count for multishot
			multishotBulletCount++;
			break;
		case 'bouncy':
			// Increase bounce count for all future bullets
			bouncyBulletCount++;
			break;
		case 'freshMeat':
			// Increase Fresh Meat stacks for HP regeneration
			freshMeatStacks++;
			break;
		case 'thickSkin':
			// Increase damage reduction stacks
			thickSkinStacks++;
			break;
		case 'hotBullets':
			// Increase bullet damage stacks
			hotBulletStacks++;
			break;
		case 'vampireBite':
			// Increase vampire bite stacks
			vampireBiteStacks++;
			break;
		case 'boomTime':
			// Increase boom time stacks
			boomTimeStacks++;
			break;
		case 'shieldGenerator':
			shieldGeneratorStacks++;
			break;
		case 'piercingRounds':
			piercingRoundsStacks++;
			break;
		case 'luckyShot':
			luckyShotStacks++;
			break;
		case 'magneticBullets':
			magneticBulletsStacks++;
			break;
		case 'chainLightning':
			chainLightningStacks++;
			break;
		case 'freezeShot':
			freezeShotStacks++;
			break;
		case 'ricochetMaster':
			ricochetMasterStacks++;
			break;
		case 'timeDilation':
			timeDilationStacks++;
			break;
	}
}
var background = game.addChild(LK.getAsset('background', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: 0
}));
player = game.addChild(new Player());
player.x = 1024;
player.y = 1366;
function spawnMonster() {
	if (monstersSpawned >= monstersInWave) return;
	// Check if it's wave 66 and spawn only demon zombies
	if (waveNumber === 66) {
		monstersInWave = 22; // Set the number of monsters to spawn
		for (var i = 0; i < monstersInWave; i++) {
			var demonZombie = new DemonZombie();
			var side = Math.floor(Math.random() * 4);
			switch (side) {
				case 0:
					demonZombie.x = Math.random() * 2048;
					demonZombie.y = -30;
					break;
				case 1:
					demonZombie.x = 2078;
					demonZombie.y = Math.random() * 2732;
					break;
				case 2:
					demonZombie.x = Math.random() * 2048;
					demonZombie.y = 2762;
					break;
				case 3:
					demonZombie.x = -30;
					demonZombie.y = Math.random() * 2732;
					break;
			}
			monsters.push(demonZombie);
			game.addChild(demonZombie);
			monstersSpawned++;
		}
		return;
	}
	// Spawn multiple monsters at once based on wave number - more balanced progression
	var monstersToSpawn = 1;
	if (waveNumber >= 3) monstersToSpawn = 2;
	if (waveNumber >= 6) monstersToSpawn = 3;
	if (waveNumber >= 10) monstersToSpawn = Math.min(4, Math.floor(waveNumber / 3));
	var actualSpawn = Math.min(monstersToSpawn, monstersInWave - monstersSpawned);
	for (var spawnIndex = 0; spawnIndex < actualSpawn; spawnIndex++) {
		// Calculate current tough zombie chance (5% base + 1% per wave after wave 10, max 90%)
		var currentToughZombieChance = waveNumber >= 10 ? Math.min(5 + (waveNumber - 10), 90) : 0;
		// Determine zombie type with priority: splitter > tough > crayz > fast > rockthrower > normal
		var randomChance = Math.random() * 100;
		var monster;
		var bestZombieChance = 0.05; // 0.05% chance to spawn BestZombie
		if (Math.random() * 100 < bestZombieChance) {
			monster = new BestZombie();
		} else if (waveNumber >= 10 && randomChance < currentToughZombieChance) {
			// 30% chance to spawn splitter zombie instead of tough zombie after wave 25
			if (waveNumber >= 25 && Math.random() * 100 < 30) {
				// 20% chance to spawn mega splitter zombie instead of splitter zombie after wave 30
				if (waveNumber >= 30 && Math.random() * 100 < megaSplitterZombieChance) {
					monster = new MegaSplitterZombie();
				} else {
					monster = new SplitterZombie();
				}
			} else {
				monster = new ToughZombie();
			}
		} else if (waveNumber >= 15 && randomChance < currentToughZombieChance + crayzZombieChance) {
			// 10% chance to spawn crayz zombie instead of fast zombie after wave 15
			monster = new CrayzZombie();
		} else if (waveNumber >= 5 && randomChance < currentToughZombieChance + crayzZombieChance + fastZombieChance) {
			// 6.66% chance to spawn demon zombie instead of fast zombie after wave 36
			if (waveNumber >= 36 && Math.random() * 100 < 6.66) {
				monster = new DemonZombie();
			} else if (waveNumber >= 21 && Math.random() * 100 < 5) {
				// 5% chance to spawn transparent zombie instead of fast zombie after wave 21
				monster = new TransparentZombie();
			} else {
				monster = new FastZombie();
			}
		} else if (waveNumber >= 25 && randomChance < currentToughZombieChance + crayzZombieChance + fastZombieChance + rockThrowerZombieChance) {
			// 10% chance to spawn rock thrower zombie after wave 25
			monster = new RockThrowerZombie();
		} else {
			monster = new Monster();
		}
		var side = Math.floor(Math.random() * 4);
		switch (side) {
			case 0:
				// Top
				monster.x = Math.random() * 2048;
				monster.y = -30;
				break;
			case 1:
				// Right
				monster.x = 2078;
				monster.y = Math.random() * 2732;
				break;
			case 2:
				// Bottom
				monster.x = Math.random() * 2048;
				monster.y = 2762;
				break;
			case 3:
				// Left
				monster.x = -30;
				monster.y = Math.random() * 2732;
				break;
		}
		// Store original stats before applying weather effects
		monster.originalSpeed = monster.speed;
		monster.originalHealth = monster.health;
		// Apply weather effects to monster
		if (weatherEffects.windy) {
			if (weatherEffects["void"]) {
				monster.speed *= 11; // 10x effect (1000% faster)
				monster.baseSpeed = monster.speed;
			} else {
				monster.speed *= isExtraSpecialWeather ? 2.0 : 1.5; // 100% faster for extra, 50% for normal
				monster.baseSpeed = monster.speed;
			}
		}
		if (weatherEffects.bloodRain) {
			if (weatherEffects["void"]) {
				monster.health *= 20; // 10x effect (2000% HP)
			} else {
				monster.health *= isExtraSpecialWeather ? 4 : 2; // 4x HP for extra, 2x for normal
			}
		}
		monsters.push(monster);
		game.addChild(monster);
		monstersSpawned++;
	}
}
function cleanupBullets() {
	for (var i = bullets.length - 1; i >= 0; i--) {
		var bullet = bullets[i];
		if (!bullet.active) {
			bullet.destroy();
			bullets.splice(i, 1);
		}
	}
}
function cleanupMonsters() {
	for (var i = monsters.length - 1; i >= 0; i--) {
		var monster = monsters[i];
		if (!monster.active) {
			monster.destroy();
			monsters.splice(i, 1);
			monstersKilled++;
		}
	}
}
function cleanupBloodSplats() {
	for (var i = bloodSplats.length - 1; i >= 0; i--) {
		var bloodSplat = bloodSplats[i];
		if (!bloodSplat.parent) {
			bloodSplats.splice(i, 1);
		}
	}
}
function cleanupRocks() {
	for (var i = rocks.length - 1; i >= 0; i--) {
		var rock = rocks[i];
		if (!rock.active) {
			rock.destroy();
			rocks.splice(i, 1);
		}
	}
}
function checkBulletCollisions() {
	for (var i = 0; i < bullets.length; i++) {
		var bullet = bullets[i];
		if (!bullet.active) continue;
		for (var j = 0; j < monsters.length; j++) {
			var monster = monsters[j];
			if (!monster.active) continue;
			if (bullet.intersects(monster)) {
				// Skip if this enemy was already pierced by this bullet
				if (bullet.piercedEnemies.indexOf(monster) !== -1) {
					continue;
				}
				// Calculate damage with Hot Bullets and Lucky Shot bonus
				var bulletDamage = 1 + hotBulletStacks;
				if (luckyShotStacks > 0) {
					var luckyChance = Math.min(luckyShotStacks * 10, 50); // 10% per stack, max 50%
					if (Math.random() * 100 < luckyChance) {
						bulletDamage *= 2; // Double damage
						bullet.isLuckyShot = true;
						// Visual effect for lucky shot
						LK.effects.flashObject(monster, 0xffff00, 200); // Yellow flash
					}
				}
				var monsterKilled = monster.takeDamage(bulletDamage);
				// Apply freeze shot effect
				if (freezeShotStacks > 0 && bullet.frozenEnemies.indexOf(monster) === -1) {
					var freezeChance = Math.min(freezeShotStacks * 15, 60); // 15% per stack, max 60%
					if (Math.random() * 100 < freezeChance) {
						var frozenMonster = new FrozenMonster(monster);
						game.addChild(frozenMonster);
						bullet.frozenEnemies.push(monster);
					}
				}
				// Apply chain lightning effect
				if (chainLightningStacks > 0 && monsterKilled) {
					var chainChance = Math.min(chainLightningStacks * 20, 80); // 20% per stack, max 80%
					if (Math.random() * 100 < chainChance) {
						// Find nearest monster to chain to
						var nearestChainMonster = null;
						var nearestChainDistance = 200; // Chain range
						for (var k = 0; k < monsters.length; k++) {
							var chainMonster = monsters[k];
							if (!chainMonster.active || chainMonster === monster) continue;
							var dx = chainMonster.x - monster.x;
							var dy = chainMonster.y - monster.y;
							var distance = Math.sqrt(dx * dx + dy * dy);
							if (distance < nearestChainDistance) {
								nearestChainDistance = distance;
								nearestChainMonster = chainMonster;
							}
						}
						if (nearestChainMonster) {
							// Create lightning bolt visual effect
							var lightningBolt = LK.getAsset('lightning', {
								anchorX: 0.5,
								anchorY: 0.5,
								x: (monster.x + nearestChainMonster.x) / 2,
								y: (monster.y + nearestChainMonster.y) / 2,
								alpha: 0.9
							});
							// Calculate rotation to point from monster to chained monster
							var lightningDx = nearestChainMonster.x - monster.x;
							var lightningDy = nearestChainMonster.y - monster.y;
							lightningBolt.rotation = Math.atan2(lightningDy, lightningDx) + Math.PI / 2;
							game.addChild(lightningBolt);
							// Animate lightning bolt
							tween(lightningBolt, {
								alpha: 0,
								scaleX: 1.5,
								scaleY: 1.5
							}, {
								duration: 300,
								easing: tween.easeOut,
								onFinish: function onFinish() {
									lightningBolt.destroy();
								}
							});
							// Play lightning sound
							LK.getSound('lightning').play();
							nearestChainMonster.takeDamage(999); // Instant kill
							// Visual lightning effect
							LK.effects.flashObject(nearestChainMonster, 0x00ffff, 300); // Cyan flash
						}
					}
				}
				// Check for Vampire Bite healing
				if (monsterKilled && vampireBiteStacks > 0) {
					vampireBiteKillCount++;
					var healsNeeded = Math.max(1, 10 - (vampireBiteStacks - 1)); // 10 kills for first stack, -1 for each additional (min 1)
					if (vampireBiteKillCount >= healsNeeded) {
						vampireBiteKillCount = 0;
						if (player.health < 100) {
							player.health = Math.min(100, player.health + 1);
						}
					}
				}
				// Add monster to pierced list for piercing rounds
				if (piercingRoundsStacks > 0) {
					bullet.piercedEnemies.push(monster);
					// Check if bullet has pierced maximum number of enemies
					if (bullet.piercedEnemies.length > piercingRoundsStacks) {
						bullet.active = false;
						break;
					}
					// Continue to next monster for piercing
					continue;
				}
				// Try to bounce bullet if bouncy power is active and bullet hasn't exceeded bounce limit
				if (bullet.bounceCount < bouncyBulletCount && activePowers.indexOf('bouncy') !== -1) {
					bullet.bounce(monster);
					// If bounce was successful (found a target), keep bullet active
					if (bullet.bounced) {
						break; // Stop checking other monsters for this bullet this frame
					}
				}
				// Only deactivate bullet if it reached bounce limit or bouncy power is not active
				if (bullet.bounceCount >= bouncyBulletCount || activePowers.indexOf('bouncy') === -1) {
					bullet.active = false;
				}
				break;
			}
		}
	}
}
function nextWave() {
	waveNumber++;
	// Apply Fresh Meat healing (5 HP per stack, max 100 HP)
	if (freshMeatStacks > 0 && player.health < 100) {
		var healAmount = freshMeatStacks * 5;
		player.health = Math.min(100, player.health + healAmount);
	}
	// Check for card selection every 5 waves
	if (waveNumber % 5 === 0 && waveNumber > 0) {
		showCardSelection();
		return; // Don't start next wave until card is selected
	}
	// More balanced wave size progression: slower growth after wave 10
	if (waveNumber <= 10) {
		monstersInWave = 3 + waveNumber * 2;
	} else {
		monstersInWave = 23 + Math.floor((waveNumber - 10) / 2);
	}
	// Apply blood smell weather effect (double or quadruple monsters)
	if (weatherEffects.bloodSmell) {
		if (weatherEffects["void"]) {
			monstersInWave *= 20; // 10x effect (2000% monsters)
		} else {
			monstersInWave *= isExtraSpecialWeather ? 4 : 2;
		}
	}
	// Blood harvest no longer uses temp health system
	monstersSpawned = 0;
	monstersKilled = 0;
	spawnTimer = 0;
	waveDelay = 180;
	// Increase fast zombie chance by 1% each wave, max 80%
	fastZombieChance = Math.min(10 + waveNumber, 80);
	waveText.setText('Wave: ' + waveNumber);
	// Clear previous weather and check for new weather
	clearWeather();
	checkForWeather();
}
// Mouse move handler to make player look at cursor
game.move = function (x, y, obj) {
	// Calculate angle from player to mouse cursor
	var dx = x - player.x;
	var dy = y - player.y;
	// Rotate player to face mouse cursor (add PI/2 to align sprite correctly)
	player.children[0].rotation = Math.atan2(dy, dx) + Math.PI / 2;
};
game.down = function (x, y, obj) {
	// Check unlucky clouds weather effect (20% or 40% chance gun doesn't shoot)
	var jamChance = isExtraSpecialWeather ? 40 : 20;
	// VOID weather does not apply 10x gun jamming to keep the game playable
	var gunJammed = weatherEffects.unluckyClouds && Math.random() * 100 < jamChance;
	var canShootNormal = bulletCooldown <= 0 && player.fire();
	if (canShootNormal && !gunJammed) {
		// Check if multishot is active
		var shotCount = activePowers.indexOf('multishot') !== -1 ? multishotBulletCount : 1;
		for (var shotIndex = 0; shotIndex < shotCount; shotIndex++) {
			var bullet = new Bullet();
			bullet.x = player.x;
			bullet.y = player.y;
			if (shotCount === 1) {
				// Single shot - aim directly at target
				bullet.setDirection(x, y);
			} else {
				// Multishot - spread bullets
				var baseAngle = Math.atan2(y - player.y, x - player.x);
				var spreadAngle = (shotIndex - (shotCount - 1) / 2) * 0.3; // Center the spread
				var finalAngle = baseAngle + spreadAngle;
				var targetX = player.x + Math.cos(finalAngle) * 500;
				var targetY = player.y + Math.sin(finalAngle) * 500;
				bullet.setDirection(targetX, targetY);
			}
			bullets.push(bullet);
			game.addChild(bullet);
		}
		LK.getSound('shoot').play();
		bulletCooldown = player.fireRate;
		// Add shake effect to player when shooting
		var originalX = player.x;
		var originalY = player.y;
		tween(player, {
			x: originalX + (Math.random() - 0.5) * 50,
			y: originalY + (Math.random() - 0.5) * 50
		}, {
			duration: 40,
			onFinish: function onFinish() {
				tween(player, {
					x: originalX + (Math.random() - 0.5) * 30,
					y: originalY + (Math.random() - 0.5) * 30
				}, {
					duration: 40,
					onFinish: function onFinish() {
						tween(player, {
							x: originalX,
							y: originalY
						}, {
							duration: 30
						});
					}
				});
			}
		});
	}
	// Check unlucky clouds weather effect (20% or 40% chance gun doesn't shoot)
	var jamChance = isExtraSpecialWeather ? 40 : 20;
	// VOID weather does not apply 10x gun jamming to keep the game playable
	var gunJammed = weatherEffects.unluckyClouds && Math.random() * 100 < jamChance;
	var canShootNormal = bulletCooldown <= 0 && player.fire();
	if (canShootNormal && !gunJammed) {
		// Check if multishot is active
		var shotCount = activePowers.indexOf('multishot') !== -1 ? multishotBulletCount : 1;
		for (var shotIndex = 0; shotIndex < shotCount; shotIndex++) {
			var bullet = new Bullet();
			bullet.x = player.x;
			bullet.y = player.y;
			if (shotCount === 1) {
				// Single shot - aim directly at target
				bullet.setDirection(x, y);
			} else {
				// Multishot - spread bullets
				var baseAngle = Math.atan2(y - player.y, x - player.x);
				var spreadAngle = (shotIndex - (shotCount - 1) / 2) * 0.3; // Center the spread
				var finalAngle = baseAngle + spreadAngle;
				var targetX = player.x + Math.cos(finalAngle) * 500;
				var targetY = player.y + Math.sin(finalAngle) * 500;
				bullet.setDirection(targetX, targetY);
			}
			bullets.push(bullet);
			game.addChild(bullet);
		}
		LK.getSound('shoot').play();
		bulletCooldown = player.fireRate;
		// Add shake effect to player when shooting
		var originalX = player.x;
		var originalY = player.y;
		tween(player, {
			x: originalX + (Math.random() - 0.5) * 50,
			y: originalY + (Math.random() - 0.5) * 50
		}, {
			duration: 40,
			onFinish: function onFinish() {
				tween(player, {
					x: originalX + (Math.random() - 0.5) * 30,
					y: originalY + (Math.random() - 0.5) * 30
				}, {
					duration: 40,
					onFinish: function onFinish() {
						tween(player, {
							x: originalX,
							y: originalY
						}, {
							duration: 30
						});
					}
				});
			}
		});
	}
};
LK.playMusic('bgmusic');
game.update = function () {
	// Pause game during card selection
	if (isCardSelectionActive) {
		return;
	}
	// Secret wave skip timer
	if (secretTapTimer > 0) {
		secretTapTimer--;
		if (secretTapTimer <= 0) {
			secretTapCount = 0; // Reset if too slow
		}
	}
	if (bulletCooldown > 0) {
		bulletCooldown--;
	}
	if (waveDelay > 0) {
		waveDelay--;
		return;
	}
	spawnTimer++;
	if (spawnTimer >= 60 && monstersSpawned < monstersInWave) {
		spawnMonster();
		spawnTimer = 0;
	}
	checkBulletCollisions();
	cleanupBullets();
	cleanupMonsters();
	cleanupBloodSplats();
	cleanupRocks();
	if (monstersKilled >= monstersInWave && monsters.length === 0) {
		nextWave();
	}
	scoreText.setText('Score: ' + LK.getScore());
	healthText.setText('Health: ' + player.health + '/' + player.maxHealth);
};