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

/**** 
* Classes
****/ 
var BossMonster = Container.expand(function () {
	var self = Container.call(this);
	var frameContainer = new Container();
	self.addChild(frameContainer);
	// Boss assets are larger, let's use a size multiplier to make it imposing
	var walkFrame1 = LK.getAsset('bosswalk1', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var walkFrame2 = LK.getAsset('bosswalk2', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var attackFrameAsset = LK.getAsset('bossattack', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0
	});
	frameContainer.addChild(walkFrame1);
	frameContainer.addChild(walkFrame2);
	frameContainer.addChild(attackFrameAsset);
	walkFrame1.alpha = 1;
	walkFrame2.alpha = 0;
	self.currentFrame = 1; // 1 for walkFrame1, 2 for walkFrame2
	self.animationTick = 0;
	self.currentFireballTimer = null;
	self.mapX = 0;
	self.mapY = 0;
	self.health = BOSS_CURRENT_BASE_HEALTH; // Boss health
	self.moveSpeed = 0.15; // Slower than Ogre (0.2)
	// Properties for MonsterAI compatibility
	self.lastMoveTime = 0;
	self.canSeePlayer = false;
	self.pathToPlayer = [];
	// Attack properties
	self.attackCooldown = 3000; // ms, Boss attacks a bit slower
	self.lastAttackTime = 0;
	self.canAttack = true; // Cooldown flag for dealing damage
	self.isAttacking = false; // Animation state flag
	self.attackDuration = 800; // ms for the attack visual
	// Fireball attack properties
	self.fireballCooldown = BOSS_FIREBALL_COOLDOWN;
	self.lastFireballTime = 0;
	self.canShootFireball = true;
	self.createChargingEffect = function (targetX, targetY, targetZ) {
		if (!particlePoolManager || !particleExplosionContainer) {
			return;
		}
		var chargingParticleCount = 25; // Number of particles in the charging effect
		var chargingRadius = 2.0; // How far around the boss to spawn particles
		var chargingDuration = 950; // Slightly less than fireball delay for timing
		for (var i = 0; i < chargingParticleCount; i++) {
			var particle = particlePoolManager.getParticle();
			if (!particle) {
				continue;
			}
			// Spawn particles in a circle around the boss
			var angle = i / chargingParticleCount * Math.PI * 2;
			var spawnRadius = chargingRadius * (0.7 + Math.random() * 0.6); // Vary distance
			var startX = self.mapX + Math.cos(angle) * spawnRadius;
			var startY = self.mapY + Math.sin(angle) * spawnRadius;
			var startZ = targetZ + (Math.random() - 0.5) * 0.4; // Vary height slightly, using targetZ
			// Calculate velocity to pull particle toward target over time
			var dx = targetX - startX;
			var dy = targetY - startY;
			var dz = targetZ - startZ;
			var distance = Math.sqrt(dx * dx + dy * dy + dz * dz);
			// Velocity needs to cover the distance in chargingDuration milliseconds
			// Convert milliseconds to ticks (assuming 60fps = 16.67ms per tick)
			var durationInTicks = chargingDuration / 16.67;
			var vx = dx / durationInTicks;
			var vy = dy / durationInTicks;
			var vz = dz / durationInTicks;
			// Add some spiraling motion for visual effect
			var spiralSpeed = 0.002;
			var spiralAngle = angle + Math.random() * Math.PI * 0.5;
			vx += Math.cos(spiralAngle) * spiralSpeed;
			vy += Math.sin(spiralAngle) * spiralSpeed;
			var life = Math.floor(durationInTicks) + 10; // Live slightly longer than duration
			var chargingColor = 0xFF8C00; // Dark orange color for charging effect
			particle.init(startX, startY, startZ, vx, vy, vz, life, chargingColor);
			particle.collisionImmunity = life; // Don't bounce off walls during charging
			particle.isChargingParticle = true; // Flag to identify charging particles
			particleExplosionContainer.addChild(particle);
		}
	};
	self.performFireballAttack = function (playerWorldX, playerWorldY) {
		if (!self.canShootFireball || !self.parent) {
			return;
		}
		console.log("Boss starting fireball attack!"); // Debug output
		self.canShootFireball = false;
		self.lastFireballTime = Date.now();
		// ALWAYS trigger attack animation as warning
		if (!self.isAttacking) {
			self.performAttackAnimation();
		}
		// Store target position when attack starts
		var targetX = playerWorldX;
		var targetY = playerWorldY;
		// Calculate fireball spawn position
		var fireballStartX = self.mapX + Math.cos(player.dir) * 0.5;
		var fireballStartY = self.mapY + Math.sin(player.dir) * 0.5;
		var fireballStartZ = 0.8;
		// CREATE CHARGING PARTICLE EFFECT
		self.createChargingEffect(fireballStartX, fireballStartY, fireballStartZ);
		// Play boss chant sound effect
		LK.getSound('bosschant').play();
		// Delay fireball spawn to give player warning time
		var fireballTimer = LK.setTimeout(function () {
			if (!self.parent) {
				return; // Boss was destroyed
			}
			console.log("Boss firing fireball after delay!"); // Debug output
			var fireball = new FireballProjectile();
			// Fire at the position where player WAS when attack started
			fireball.fire(fireballStartX, fireballStartY, fireballStartZ, targetX, targetY);
			projectiles.push(fireball);
			projectileLayer.addChild(fireball);
			LK.getSound('fireball').play();
		}, 1000); // 600ms warning time
		self.currentFireballTimer = fireballTimer;
		var resetCooldown = function resetCooldown() {
			if (self.parent) {
				self.canShootFireball = true;
				self.currentFireballTimer = null;
				console.log("Boss fireball cooldown reset"); // Debug output
			}
		};
		LK.setTimeout(resetCooldown, self.fireballCooldown);
	};
	self.updateAnimation = function () {
		if (self.isAttacking) {
			// If currently in attack animation, don't update walk animation
			return;
		}
		self.animationTick++;
		// Change animation frame every 20 ticks (slower than Ogre/Imp's 15)
		if (self.animationTick >= 20) {
			self.animationTick = 0;
			self.currentFrame = self.currentFrame === 1 ? 2 : 1;
			if (self.currentFrame === 1) {
				walkFrame1.alpha = 1;
				walkFrame2.alpha = 0;
			} else {
				walkFrame1.alpha = 0;
				walkFrame2.alpha = 1;
			}
		}
	};
	self.performAttackAnimation = function () {
		if (self.isAttacking || !self.parent) {
			// Already visually attacking or destroyed
			return;
		}
		self.isAttacking = true;
		// Hide walking frames, show attack frame
		walkFrame1.alpha = 0;
		walkFrame2.alpha = 0;
		attackFrameAsset.alpha = 1;
		LK.setTimeout(function () {
			if (!self.parent) {
				// Check if still exists
				return;
			}
			attackFrameAsset.alpha = 0; // Hide attack frame
			// Revert to the current walking frame
			if (self.currentFrame === 1) {
				walkFrame1.alpha = 1;
				walkFrame2.alpha = 0;
			} else {
				// currentFrame is 2
				walkFrame1.alpha = 0;
				walkFrame2.alpha = 1;
			}
			self.isAttacking = false;
		}, self.attackDuration);
	};
	self.takeDamage = function (damageAmount) {
		self.health -= damageAmount;
		LK.getSound('hit').play();
		LK.effects.flashObject(frameContainer, 0xff0000, 400);
		// Clean up any pending fireball timers if boss dies
		if (self.health <= 0) {
			if (self.currentFireballTimer) {
				LK.clearTimeout(self.currentFireballTimer);
				self.currentFireballTimer = null;
			}
			walkFrame1.alpha = 0;
			walkFrame2.alpha = 0;
			if (attackFrameAsset) {
				attackFrameAsset.alpha = 0;
			}
			return true; // Monster is killed
		}
		return false; // Monster survived
	};
	return self;
});
var ControlButton = Container.expand(function (direction) {
	var self = Container.call(this);
	var buttonSprite = self.attachAsset('controlButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2.5,
		scaleY: 2.5
	});
	var arrowSprite = self.attachAsset('buttonArrow', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2.0,
		scaleY: 2.0
	});
	// Set arrow direction based on button type
	if (direction === 'up') {
		arrowSprite.rotation = 0;
	} else if (direction === 'right') {
		arrowSprite.rotation = Math.PI / 2;
	} else if (direction === 'down') {
		arrowSprite.rotation = Math.PI;
	} else if (direction === 'left') {
		arrowSprite.rotation = Math.PI * 1.5;
	} else if (direction === 'attack') {
		arrowSprite.visible = false;
		buttonSprite = self.attachAsset('attackButton', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 3.5,
			scaleY: 3.5
		});
	}
	self.direction = direction;
	self.pressed = false;
	self.updateCooldown = function (ratio) {
		if (self.direction === 'attack') {
			// If in interact mode, change color
			if (self.isInteract) {
				buttonSprite.tint = 0x33aa33; // Green for interact
				buttonSprite.alpha = 1;
			} else {
				buttonSprite.tint = 0xaa3333; // Default attack color
				// Update the button alpha based on cooldown ratio (0 to 1)
				buttonSprite.alpha = 0.3 + ratio * 0.7;
			}
		}
	};
	self.down = function (x, y, obj) {
		self.pressed = true;
		buttonSprite.alpha = 0.7;
		if (self.direction === 'attack') {
			// Stop propagation to prevent the event from affecting the joystick
			obj.stopPropagation = true;
			// If joystick is active, store its current state for override
			if (controlButtons && controlButtons.joystick && controlButtons.joystick.active) {
				joystickOverrideActive = true;
				joystickOverrideX = controlButtons.joystick.normalizedX;
				joystickOverrideY = controlButtons.joystick.normalizedY;
			} else {
				// Ensure override is not active if joystick wasn't active at press time
				joystickOverrideActive = false;
			}
			// If interact mode, handle based on interactTarget type
			if (self.isInteract && self.interactTarget) {
				if (self.interactTarget instanceof Treasure && !self.interactTarget.isOpen) {
					var treasureToOpen = self.interactTarget;
					treasureToOpen.openTreasure();
					// Play sound
					LK.getSound('treasureopen').play();
					// Award points
					player.score += treasureToOpen.value * 5;
					updateUI();
					// Spawn a random powerup at the treasure's location, with animation
					var t = treasureToOpen; // Use the correct treasure object
					var powerUpTypes = ['speed', 'defense', 'health', 'attack'];
					var randomType = powerUpTypes[Math.floor(Math.random() * powerUpTypes.length)];
					var powerUpFromChest = new PowerUp(randomType); //{A} // Renamed to avoid conflict
					// Place at the center of the chest (mapX/Y are world coords, will be projected in renderEntities)
					powerUpFromChest.mapX = t.mapX;
					powerUpFromChest.mapY = t.mapY;
					powerUpFromChest.collected = false;
					// Set initial multiplier for spawn animation. Scale itself will be handled by renderEntities.
					powerUpFromChest.spawnScaleMultiplier = 0.1;
					// Initialize new animation properties
					powerUpFromChest.verticalOffset = 0;
					powerUpFromChest.currentBobOffset = 0;
					powerUpFromChest.hasReachedBobHeight = false;
					powerUps.push(powerUpFromChest);
					if (typeof dynamicEntitiesContainer !== "undefined") {
						dynamicEntitiesContainer.addChild(powerUpFromChest);
					}
					// Combined Animation Sequence: Scale up and Lift
					tween(powerUpFromChest, {
						spawnScaleMultiplier: 1.0,
						verticalOffset: 0.10 // Lift by 0.34 world units (reduced by 15%)
					}, {
						duration: 1200,
						// Slower combined animation (1200ms)
						easing: tween.elasticOut,
						// Retains a nice "pop"
						onFinish: function onFinish() {
							// Start bobbing after combined animation
							powerUpFromChest.hasReachedBobHeight = true;
							powerUpFromChest.startBobbingAnimation();
						}
					});
					// Remove treasure from map after a short delay (for open animation)
					LK.setTimeout(function () {
						map[Math.floor(t.mapY)][Math.floor(t.mapX)].removeTreasure();
						// Do NOT destroy the treasure object, just leave it open and non-collidable
						// Remove from treasures array so it doesn't show interact again
						var idx = treasures.indexOf(t);
						if (idx !== -1) {
							treasures.splice(idx, 1);
						}
						checkLevelCompletion();
					}, 500);
				} else if (self.interactTarget instanceof PowerUp && !self.interactTarget.collected) {
					var powerUpToCollect = self.interactTarget;
					powerUpToCollect.applyAndRemove();
					// No specific score or immediate level completion for collecting power-ups.
				} else if (self.interactTarget instanceof Fountain) {
					var fountainToUse = self.interactTarget;
					fountainToUse.interact();
					// Sound, message, and health refill are handled within fountain.interact()
				} else if (self.interactTarget instanceof Gate) {
					var currentGateInstance = self.interactTarget; // Use the specific gate instance from interactTarget
					if (monsters.length > 0) {
						// Display message that monsters need to be defeated
						var warningText = new Text2('Defeat all monsters\nbefore exiting!', {
							size: 60,
							fill: 0xFF5555,
							stroke: 0x000000,
							strokeThickness: 6,
							align: 'center'
						});
						warningText.anchor.set(0.5, 0.5);
						warningText.x = 2048 / 2;
						warningText.y = 2732 / 2;
						gameLayer.addChild(warningText);
						// Remove text after a few seconds
						LK.setTimeout(function () {
							if (warningText.parent) {
								warningText.parent.removeChild(warningText);
							}
							warningText.destroy();
						}, 2000);
					} else {
						// Player reached the gate and monsters are defeated - complete level
						if (gateInteractionInProgress) {
							return;
						} // Prevent re-entry
						gateInteractionInProgress = true; // Set flag
						LK.getSound('collect').play();
						player.score += 50 * player.level;
						// Use currentGateInstance for map coordinates
						if (map[Math.floor(currentGateInstance.mapY)] && map[Math.floor(currentGateInstance.mapY)][Math.floor(currentGateInstance.mapX)]) {
							map[Math.floor(currentGateInstance.mapY)][Math.floor(currentGateInstance.mapX)].removeGate();
						}
						currentGateInstance.destroy(); // Destroy the specific instance
						gate = null; // Clear the global gate variable
						player.level++;
						storage.level = player.level;
						player.health = Math.min(player.health + 2, player.maxHealth);
						updateUI();
						var levelCompleteText = new Text2('Level ' + (player.level - 1) + ' Complete!\nYou found the exit!', {
							size: 80,
							fill: 0x00FF55,
							stroke: 0x000000,
							strokeThickness: 7,
							align: 'center'
						});
						levelCompleteText.anchor.set(0.5, 0.5);
						levelCompleteText.x = 2048 / 2;
						levelCompleteText.y = 2732 / 2;
						gameLayer.addChild(levelCompleteText);
						LK.setTimeout(function () {
							if (levelCompleteText.parent) {
								levelCompleteText.parent.removeChild(levelCompleteText);
							}
							levelCompleteText.destroy();
							generateMap();
							gateInteractionInProgress = false; // Reset flag after generation
						}, 2000);
					}
				}
			} else if (canAttack) {
				attackAction();
			}
		}
	};
	self.up = function (x, y, obj) {
		self.pressed = false;
		if (self.direction === 'attack') {
			// Clear joystick override when attack button is released
			joystickOverrideActive = false;
			if (!canAttack) {
				buttonSprite.alpha = 0.3; // Show as disabled
			} else {
				buttonSprite.alpha = 1;
			}
		} else {
			buttonSprite.alpha = 1;
		}
	};
	return self;
});
var EyeballMonster = Container.expand(function () {
	var self = Container.call(this);
	self.flySprite = self.attachAsset('eyeballfly', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.attackSprite = self.attachAsset('eyeballattack', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0
	});
	self.health = EYEBALL_CURRENT_BASE_HEALTH;
	self.baseAttack = EYEBALL_CURRENT_BASE_ATTACK;
	self.mapX = 0;
	self.mapY = 0;
	self.moveSpeed = 0.25; // Eyeballs move a bit faster than default monsters
	// Properties for attack visuals and game logic compatibility
	self.isAttacking = false; // True if currently in attack animation
	self.attackDuration = 600; // Duration of the attack visual animation in ms
	self.attackCooldown = 2000; // Cooldown for dealing damage (used by checkMonsterCollisions)
	self.lastAttackTime = 0; // Timestamp of last damage dealt (used by checkMonsterCollisions)
	self.canAttack = true; // Whether this monster can deal damage (used by checkMonsterCollisions)
	self.lastSoundTime = 0;
	self.soundInterval = 2000 + Math.random() * 1000; // Initial interval: 2 to 3 seconds
	self.soundAudibleDistance = 10.0; // World units for eyeball sound audibility
	// Bobbing properties
	self.baseWorldYOffset = 0.4; // Base height above ground (world units)
	// currentBobbingYOffset, bobAmplitude, and bobSpeed removed as bobbing is disabled.
	// For MonsterAI compatibility (canSeePlayer, pathToPlayer might be set by AI)
	self.canSeePlayer = false;
	self.pathToPlayer = [];
	self.lastMoveTime = 0; // For AI movement frequency or other logic
	// startBobbing method removed as bobbing animation is disabled.
	// This function is called by MonsterAI to trigger the attack *animation*
	self.performAttackAnimation = function () {
		if (self.isAttacking || !self.parent) {
			// Already visually attacking or destroyed
			return;
		}
		self.isAttacking = true;
		// tween.stop for currentBobbingYOffset removed as bobbing is disabled.
		// Switch to attack sprite by directly setting alpha
		self.attackSprite.alpha = 1;
		self.flySprite.alpha = 0;
		// After attack visual duration, revert to fly sprite
		LK.setTimeout(function () {
			if (!self.parent) {
				return;
			} // Check if still exists
			// Revert to fly sprite by directly setting alpha
			self.attackSprite.alpha = 0;
			self.flySprite.alpha = 1;
			self.isAttacking = false;
			// self.startBobbing() call removed as bobbing is disabled.
		}, self.attackDuration);
	};
	self.takeDamage = function (damageAmount) {
		self.health -= damageAmount;
		LK.getSound('hit').play();
		// Flash the whole container (both sprites are children)
		LK.effects.flashObject(self, 0xff0000, 400);
		if (self.health <= 0) {
			// tween.stop for currentBobbingYOffset removed as bobbing is disabled.
			// Ensure attack sprite is hidden if dying mid-attack animation
			if (self.attackSprite) {
				self.attackSprite.alpha = 0;
			}
			if (self.flySprite) {
				self.flySprite.alpha = 0;
			} // Or make it fade out
			return true; // Monster is killed
		}
		return false; // Monster survived
	};
	// This is called by the main game loop's monster iteration.
	// For EyeballMonster, its primary "idle" animation (bobbing) is tween-based and self-managed.
	// The attack animation is triggered by performAttackAnimation.
	// So, this can be empty or used for other per-tick logic if needed.
	self.updateAnimation = function () {
		// Bobbing is handled by tweens started in startBobbing.
		// Attack sprite switching is handled by performAttackAnimation.
	};
	self.updateSoundBehavior = function () {
		if (!self.visible) {
			return;
		}
		var currentTime = Date.now();
		if (currentTime - self.lastSoundTime > self.soundInterval) {
			var dx = player.x - self.mapX;
			var dy = player.y - self.mapY;
			var dist = Math.sqrt(dx * dx + dy * dy);
			if (dist < self.soundAudibleDistance) {
				var volume = Math.max(0, 1.0 - dist / self.soundAudibleDistance);
				if (isNaN(volume) || volume < 0) {
					volume = 0;
				}
				if (volume > 0) {
					LK.getSound('eyeball').play({
						volume: volume
					});
				}
				self.lastSoundTime = currentTime;
				self.soundInterval = 2000 + Math.random() * 1000; // Randomize next interval (2-3 seconds)
			} else {
				self.lastSoundTime = currentTime - Math.random() * self.soundInterval * 0.5; // Stagger if out of range
			}
		}
	};
	return self;
});
var FireballProjectile = Container.expand(function () {
	var self = Container.call(this);
	var sprite = self.attachAsset('fireballprojectile', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.sprite = sprite;
	self.worldX = 0;
	self.worldY = 0;
	self.worldZ = 0.5;
	self.dirX = 0;
	self.dirY = 0;
	self.dirZ = 0;
	self.speed = FIREBALL_SPEED;
	self.damage = FIREBALL_DAMAGE;
	self.active = false;
	self.distanceTraveled = 0;
	self.maxDistance = FIREBALL_MAX_DISTANCE;
	self.fire = function (startX, startY, startZ, targetX, targetY) {
		self.worldX = startX;
		self.worldY = startY;
		self.worldZ = startZ;
		var dx = targetX - startX;
		var dy = targetY - startY;
		var targetPlayerZ = 0.5; // Assume player's center for aiming
		var dz = targetPlayerZ - startZ;
		var dist = Math.sqrt(dx * dx + dy * dy + dz * dz);
		if (dist > 0) {
			self.dirX = dx / dist;
			self.dirY = dy / dist;
			self.dirZ = dz / dist;
		} else {
			// Fallback if target is at origin (e.g. aim forward based on boss facing if available)
			// For now, default to a generic forward if this edge case occurs.
			self.dirX = 1;
			self.dirY = 0;
			self.dirZ = 0;
		}
		self.active = true;
		self.distanceTraveled = 0;
		self.visible = true;
		// Rotate sprite to face 2D direction of travel.
		// 3D rotation based on dirZ could be added if sprite is not billboarded.
		sprite.rotation = Math.atan2(self.dirY, self.dirX);
	};
	self.update = function () {
		if (!self.active) {
			return false;
		}
		self.worldX += self.dirX * self.speed;
		self.worldY += self.dirY * self.speed;
		self.worldZ += self.dirZ * self.speed;
		self.distanceTraveled += self.speed;
		if (self.distanceTraveled >= self.maxDistance) {
			createParticleExplosion(self.worldX, self.worldY, 10, 0xFF6347, false); // Fizzle particles
			return true; // Remove
		}
		var mapX = Math.floor(self.worldX);
		var mapY = Math.floor(self.worldY);
		if (mapX < 0 || mapX >= MAP_SIZE || mapY < 0 || mapY >= MAP_SIZE || map[mapY] && map[mapY][mapX] && map[mapY][mapX].type === 1) {
			createParticleExplosion(self.worldX, self.worldY, PROJECTILE_WALL_HIT_PARTICLE_COUNT, 0xFF4500, true);
			return true; // Remove
		}
		if (self.worldZ < 0.1) {
			// Hit floor
			createParticleExplosion(self.worldX, self.worldY, 10, 0xFF6347, false);
			return true; // Remove
		}
		self.updateScreenPosition();
		return false; // Keep active
	};
	self.updateScreenPosition = function () {
		if (!self.visible || !self.active) {
			return;
		}
		var dx = self.worldX - player.x;
		var dy = self.worldY - player.y;
		var distToPlayerPlane = Math.sqrt(dx * dx + dy * dy);
		if (distToPlayerPlane < 0.1) {
			distToPlayerPlane = 0.1;
		}
		var angle = Math.atan2(dy, dx) - player.dir;
		while (angle < -Math.PI) {
			angle += Math.PI * 2;
		}
		while (angle > Math.PI) {
			angle -= Math.PI * 2;
		}
		if (Math.abs(angle) < HALF_FOV && distToPlayerPlane < MAX_RENDER_DISTANCE) {
			self.x = 2048 / 2 + angle / HALF_FOV * (2048 / 2);
			var screenY_horizon = 2732 / 2;
			var z_to_screen_pixels_factor = WALL_HEIGHT_FACTOR;
			var player_camera_height_projection_factor = WALL_HEIGHT_FACTOR * 0.5;
			var screenY_for_floor_at_dist = screenY_horizon + player_camera_height_projection_factor / distToPlayerPlane;
			var screenY_offset_due_to_worldZ = self.worldZ * z_to_screen_pixels_factor / distToPlayerPlane;
			self.y = screenY_for_floor_at_dist - screenY_offset_due_to_worldZ;
			var fireballAssetOriginalHeight = self.sprite.height || 100; // Fallback if height not immediately available
			var visualScaleFactor = 0.6; // Make fireball appear reasonably sized
			var scale = Math.max(0.05, WALL_HEIGHT_FACTOR / distToPlayerPlane / fireballAssetOriginalHeight * visualScaleFactor);
			self.sprite.scale.set(scale);
			// Fireballs are bright, so less distance tinting or a bright base color.
			var baseColor = 0xFFFFAA; // Bright yellow/orange
			var shadeFactor = 1.0; // Full brightness, or apply minimal distance fade if desired
			// Example with slight fade:
			// var distanceRatio = distToPlayerPlane / MAX_RENDER_DISTANCE;
			// shadeFactor = Math.max(0.7, 1 - (distanceRatio / 0.5) * 0.3); // Start fading at 50% distance, down to 70% brightness
			var r_base = baseColor >> 16 & 0xFF;
			var g_base = baseColor >> 8 & 0xFF;
			var b_base = baseColor & 0xFF;
			var r = Math.floor(r_base * shadeFactor);
			var g = Math.floor(g_base * shadeFactor);
			var b = Math.floor(b_base * shadeFactor);
			self.sprite.tint = r << 16 | g << 8 | b;
			self.visible = true;
		} else {
			self.visible = false;
		}
	};
	return self;
});
var FloorCaster = Container.expand(function () {
	var self = Container.call(this);
	// Screen dimensions
	var SCREEN_WIDTH = 2048;
	var SCREEN_HEIGHT = 2732;
	var HORIZON_Y = SCREEN_HEIGHT / 2;
	// Create containers for floor and ceiling strips
	var floorContainer = new Container();
	var ceilingContainer = new Container();
	self.addChild(floorContainer);
	self.addChild(ceilingContainer);
	// Store strip pools to avoid creating/destroying objects
	var floorStrips = [];
	var ceilingStrips = [];
	var stripHeight = 4; // Height of each horizontal strip
	var numStrips = Math.ceil(HORIZON_Y / stripHeight);
	// Initialize floor and ceiling rendering
	self.update = function (playerX, playerY, playerDir) {
		// Clear existing strips
		floorContainer.removeChildren();
		ceilingContainer.removeChildren();
		// Enhanced shading parameters
		var SHADE_START_FACTOR = 0.3; // Start shading even sooner (0.5 instead of 0.7)
		var FLOOR_MIN_SHADE = 0.28; // Slightly darker minimum for floor
		var CEILING_MIN_SHADE = 0.18; // Darker minimum for ceiling
		var WALL_BASE_GRADIENT = 0.20; // Add gradient near walls
		// Render floor (bottom half of screen)
		var stripIndex = 0;
		for (var y = HORIZON_Y; y < SCREEN_HEIGHT; y += stripHeight) {
			// Calculate distance from horizon
			var distanceFromHorizon = y - HORIZON_Y;
			if (distanceFromHorizon <= 0) {
				continue;
			}
			// Calculate world distance for perspective
			var worldDistance = WALL_HEIGHT_FACTOR / distanceFromHorizon;
			// Skip if too far away
			if (worldDistance > MAX_RENDER_DISTANCE) {
				continue;
			}
			// Calculate enhanced shade based on distance (darker = further)
			var distanceRatio = worldDistance / MAX_RENDER_DISTANCE;
			var shadeFactor = Math.max(FLOOR_MIN_SHADE, 1 - distanceRatio / SHADE_START_FACTOR);
			// Wall base gradient - darker near the horizon/walls
			var horizonProximity = 1 - distanceFromHorizon / (HORIZON_Y * 0.3);
			if (horizonProximity > 0) {
				shadeFactor -= horizonProximity * WALL_BASE_GRADIENT;
			}
			// Create or reuse floor strip
			var floorStrip;
			if (stripIndex < floorStrips.length) {
				floorStrip = floorStrips[stripIndex];
			} else {
				floorStrip = LK.getAsset('mapFloor', {
					anchorX: 0,
					anchorY: 0
				});
				floorStrips.push(floorStrip);
			}
			// Position and scale the strip
			floorStrip.x = 0;
			floorStrip.y = y;
			floorStrip.width = SCREEN_WIDTH;
			floorStrip.height = stripHeight;
			floorStrip.alpha = shadeFactor;
			// Add to floor container
			floorContainer.addChild(floorStrip);
			stripIndex++;
		}
		// Render ceiling (top half of screen)
		stripIndex = 0;
		for (var y = HORIZON_Y - stripHeight; y >= 0; y -= stripHeight) {
			// Calculate distance from horizon
			var distanceFromHorizon = HORIZON_Y - y;
			if (distanceFromHorizon <= 0) {
				continue;
			}
			// Calculate world distance for perspective
			var worldDistance = WALL_HEIGHT_FACTOR / distanceFromHorizon;
			// Skip if too far away
			if (worldDistance > MAX_RENDER_DISTANCE) {
				continue;
			}
			// Calculate enhanced shade for ceiling (darker than floor)
			var distanceRatio = worldDistance / MAX_RENDER_DISTANCE;
			var shadeFactor = Math.max(CEILING_MIN_SHADE, 1 - distanceRatio / SHADE_START_FACTOR);
			// Add subtle gradient near ceiling/walls
			var horizonProximity = 1 - distanceFromHorizon / (HORIZON_Y * 0.3);
			if (horizonProximity > 0) {
				shadeFactor -= horizonProximity * WALL_BASE_GRADIENT;
			}
			// Create or reuse ceiling strip
			var ceilingStrip;
			if (stripIndex < ceilingStrips.length) {
				ceilingStrip = ceilingStrips[stripIndex];
			} else {
				ceilingStrip = LK.getAsset('ceiling', {
					anchorX: 0,
					anchorY: 0
				});
				ceilingStrips.push(ceilingStrip);
			}
			// Position and scale the strip
			ceilingStrip.x = 0;
			ceilingStrip.y = y;
			ceilingStrip.width = SCREEN_WIDTH;
			ceilingStrip.height = stripHeight;
			ceilingStrip.alpha = shadeFactor;
			// Add to ceiling container
			ceilingContainer.addChild(ceilingStrip);
			stripIndex++;
		}
	};
	return self;
});
var Fountain = Container.expand(function () {
	var self = Container.call(this);
	self.sprite = self.attachAsset('fountain1', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.mapX = 0;
	self.mapY = 0;
	self.state = 'full'; // 'full' or 'empty'
	self.isInteractable = true;
	self.particleTimer = 0;
	self.particleInterval = 4; // Spawn particles a bit frequently for a nice effect
	self.soundAudibleDistance = FOUNTAIN_SOUND_AUDIBLE_DISTANCE;
	self.soundPlaybackInterval = FOUNTAIN_SOUND_INTERVAL;
	self.lastSoundPlayTime = 0; // Timestamp of the last time the sound was played
	self.init = function (mapX, mapY) {
		self.mapX = mapX;
		self.mapY = mapY;
		self.sprite.tint = 0xFFFFFF; // Start with a bright tint
	};
	self.updateParticles = function () {
		if (self.state === 'full' && self.visible && particlePoolManager && particleExplosionContainer) {
			self.particleTimer++;
			if (self.particleTimer >= self.particleInterval) {
				self.particleTimer = 0;
				var count = 1 + Math.floor(Math.random() * 2); // 1 or 2 particles per emission
				for (var i = 0; i < count; i++) {
					var particle = particlePoolManager.getParticle();
					if (!particle) {
						continue;
					}
					var emissionWorldX = self.mapX;
					var emissionWorldY = self.mapY;
					// Assuming the fountain model's "nozzle" is around 1.0 world unit high from its base.
					var emissionWorldZ = 1.0;
					// Simulate a world-relative radial splash
					var splashAngle = Math.random() * Math.PI * 2; // Full circle for radial splash
					var horizontalSpeed = Math.random() * 0.0020 + 0.0005; // Small horizontal speed for gentle splash
					var vx = Math.cos(splashAngle) * horizontalSpeed;
					var vy = Math.sin(splashAngle) * horizontalSpeed;
					var vz = Math.random() * 0.018 + 0.012; // Gentle upward velocity
					var life = 50 + Math.random() * 40; // Shorter life for fountain particles
					var tintColor = 0x66B2FF; // Light blue, slightly less intense
					particle.init(emissionWorldX, emissionWorldY, emissionWorldZ, vx, vy, vz, life, tintColor);
					particle.collisionImmunity = 3;
					particleExplosionContainer.addChild(particle);
				}
			}
		}
	};
	self.interact = function () {
		if (self.state === 'full' && self.isInteractable) {
			self.state = 'empty';
			self.isInteractable = false;
			self.sprite.tint = 0x707070; // Darken the fountain significantly
			player.health = player.maxHealth;
			updateUI();
			showPowerUpEffectText("Your health has been fully restored!");
			LK.getSound('collect').play();
		}
	};
	self.updateSoundBehavior = function () {
		if (!self.visible || self.state !== 'full') {
			return;
		}
		var currentTime = Date.now();
		// Check if enough time has passed since the last sound play
		if (currentTime - self.lastSoundPlayTime > self.soundPlaybackInterval) {
			var dx = player.x - self.mapX;
			var dy = player.y - self.mapY;
			var dist = Math.sqrt(dx * dx + dy * dy);
			if (dist < self.soundAudibleDistance) {
				var volume = Math.max(0, 1.0 - dist / self.soundAudibleDistance);
				// Ensure volume is a valid number
				if (isNaN(volume) || volume < 0) {
					volume = 0;
				}
				if (volume > 0) {
					LK.getSound('fountainsplash').play({
						volume: volume
					});
					self.lastSoundPlayTime = currentTime; // Update only when sound is actually played
				}
			}
		}
	};
	return self;
});
var Gate = Container.expand(function () {
	var self = Container.call(this);
	// Create gate visual using existing wall asset but with a different color
	var gateSprite = self.attachAsset('staircase', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Make the gate distinct with a green tint
	gateSprite.tint = 0x00FF00;
	self.gateSprite = gateSprite;
	self.mapX = 0;
	self.mapY = 0;
	// Pulse animation to make gate more visible
	var _animateGate = function animateGate() {
		tween(gateSprite, {
			alpha: 0.7,
			scaleX: 1.1,
			scaleY: 1.1
		}, {
			duration: 1000,
			onFinish: function onFinish() {
				tween(gateSprite, {
					alpha: 1,
					scaleX: 1.0,
					scaleY: 1.0
				}, {
					duration: 1000,
					onFinish: _animateGate
				});
			}
		});
	};
	// Start the pulsing animation
	_animateGate();
	return self;
});
var ImpMonster = Container.expand(function () {
	var self = Container.call(this);
	var frameContainer = new Container();
	self.addChild(frameContainer);
	// Scale imp assets to be visually as tall as the Ogre monster (approx 170px effective height)
	// impwalk1 original height: 200px. Scale: 170/200 = 0.85
	var impScale = 0.85;
	self.sizeMultiplier = 0.7;
	var walkFrame1 = LK.getAsset('impwalk1', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: impScale,
		scaleY: impScale
	});
	var walkFrame2 = LK.getAsset('impwalk2', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: impScale,
		scaleY: impScale
	});
	var attackFrameAsset = LK.getAsset('impattack', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: impScale,
		scaleY: impScale,
		alpha: 0
	});
	frameContainer.addChild(walkFrame1);
	frameContainer.addChild(walkFrame2);
	frameContainer.addChild(attackFrameAsset);
	walkFrame1.alpha = 1;
	walkFrame2.alpha = 0;
	self.currentFrame = 1; // 1 for walkFrame1, 2 for walkFrame2
	self.animationTick = 0;
	self.mapX = 0;
	self.mapY = 0;
	self.health = IMP_CURRENT_BASE_HEALTH;
	self.baseAttack = IMP_CURRENT_BASE_ATTACK;
	self.moveSpeed = 0.3; // Ogre default 0.2, Eyeball 0.25. Imp is faster.
	self.isAggroed = false;
	self.lastCryTime = 0;
	self.cryInterval = 3000 + Math.random() * 2000; // Initial interval: 3 to 5 seconds
	self.lastMoveTime = 0;
	self.canSeePlayer = false;
	self.pathToPlayer = [];
	// Attack properties
	self.attackCooldown = 1500; // ms (Ogre/Eyeball 2000ms). Imp attacks faster.
	self.lastAttackTime = 0;
	self.canAttack = true; // Cooldown flag for dealing damage
	self.isAttacking = false; // Animation state flag
	self.attackDuration = 500; // ms for the attack visual (Eyeball 600ms)
	self.updateAnimation = function () {
		if (self.isAttacking) {
			// If currently in attack animation, don't update walk animation
			return;
		}
		self.animationTick++;
		// Change animation frame every 15 ticks (matches Ogre monster animation speed)
		if (self.animationTick >= 15) {
			self.animationTick = 0;
			self.currentFrame = self.currentFrame === 1 ? 2 : 1;
			if (self.currentFrame === 1) {
				walkFrame1.alpha = 1;
				walkFrame2.alpha = 0;
			} else {
				walkFrame1.alpha = 0;
				walkFrame2.alpha = 1;
			}
		}
	};
	self.performAttackAnimation = function () {
		if (self.isAttacking || !self.parent) {
			// Already visually attacking or destroyed
			return;
		}
		self.isAttacking = true;
		// Hide walking frames, show attack frame
		walkFrame1.alpha = 0;
		walkFrame2.alpha = 0;
		attackFrameAsset.alpha = 1;
		LK.setTimeout(function () {
			if (!self.parent) {
				// Check if still exists
				return;
			}
			attackFrameAsset.alpha = 0; // Hide attack frame
			// Revert to the current walking frame (don't reset walk animation cycle)
			if (self.currentFrame === 1) {
				walkFrame1.alpha = 1;
				walkFrame2.alpha = 0; // Ensure other walk frame is hidden
			} else {
				// currentFrame is 2
				walkFrame1.alpha = 0; // Ensure other walk frame is hidden
				walkFrame2.alpha = 1;
			}
			self.isAttacking = false;
		}, self.attackDuration);
	};
	self.updateSoundBehavior = function () {
		if (!self.isAggroed || !self.parent || !self.visible) {
			return;
		}
		var currentTime = Date.now();
		if (currentTime - self.lastCryTime > self.cryInterval) {
			var dx = player.x - self.mapX;
			var dy = player.y - self.mapY;
			var dist = Math.sqrt(dx * dx + dy * dy);
			if (dist < MAX_AUDIBLE_DISTANCE_IMP_CRY) {
				var volume = Math.max(0, 1.0 - dist / MAX_AUDIBLE_DISTANCE_IMP_CRY);
				if (isNaN(volume) || volume < 0) {
					volume = 0;
				} // Ensure volume is valid
				if (volume > 0) {
					// Changed condition from volume > 0.01
					// Play sound if volume is any positive value
					LK.getSound('impCry').play({
						volume: volume
					});
				}
				self.lastCryTime = currentTime;
				self.cryInterval = 3000 + Math.random() * 2000; // Randomize next interval (3-5 seconds)
			} else {
				// If player is out of audible range but imp is still aggroed,
				// reset lastCryTime to avoid immediate cry if player comes back in range.
				// Optionally, also slightly randomize interval to prevent synchronized cries.
				self.lastCryTime = currentTime - Math.random() * self.cryInterval * 0.5; // Stagger it a bit
			}
		}
	};
	self.takeDamage = function (damageAmount) {
		self.health -= damageAmount;
		LK.getSound('hit').play();
		// Flash the frameContainer which holds all visual sprites for the imp
		LK.effects.flashObject(frameContainer, 0xff0000, 400);
		if (self.health <= 0) {
			// Ensure all sprites are hidden if dying to prevent lingering visuals
			walkFrame1.alpha = 0;
			walkFrame2.alpha = 0;
			if (attackFrameAsset) {
				attackFrameAsset.alpha = 0;
			}
			return true; // Monster is killed
		}
		return false; // Monster survived
	};
	return self;
});
var JoystickController = Container.expand(function () {
	var self = Container.call(this);
	// Create joystick base
	var baseRadius = 150;
	var baseSprite = self.attachAsset('controlButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 5.0,
		scaleY: 5.0,
		alpha: 0.4
	});
	// Create joystick handle
	var handleRadius = 100;
	var handleSprite = self.attachAsset('controlButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 3.0,
		scaleY: 3.0
	});
	// Initialize variables
	self.active = false;
	self.startX = 0;
	self.startY = 0;
	self.maxDistance = baseRadius;
	self.normalizedX = 0;
	self.normalizedY = 0;
	// Reset the joystick handle position
	self.resetHandle = function () {
		handleSprite.x = 0;
		handleSprite.y = 0;
		self.normalizedX = 0;
		self.normalizedY = 0;
		self.active = false;
	};
	// Handle touch down event
	self.down = function (x, y, obj) {
		self.active = true;
		self.startX = x;
		self.startY = y;
	};
	// Handle touch move event
	self.move = function (x, y, obj) {
		if (!self.active) {
			return;
		}
		// Calculate distance from start position
		var dx = x - self.startX;
		var dy = y - self.startY;
		var distance = Math.sqrt(dx * dx + dy * dy);
		// Normalize the distance to get direction vector
		if (distance > 0) {
			// Clamp to max distance
			if (distance > self.maxDistance) {
				dx = dx * self.maxDistance / distance;
				dy = dy * self.maxDistance / distance;
				distance = self.maxDistance;
			}
			// Set handle position
			handleSprite.x = dx;
			handleSprite.y = dy;
			// Calculate normalized values (-1 to 1)
			self.normalizedX = dx / self.maxDistance;
			self.normalizedY = dy / self.maxDistance;
		} else {
			self.resetHandle();
		}
	};
	// Handle touch up event
	self.up = function (x, y, obj) {
		self.resetHandle();
	};
	// Initialize with handle at center
	self.resetHandle();
	return self;
});
var MapCell = Container.expand(function () {
	var self = Container.call(this);
	self.type = 0; // 0 = floor, 1 = wall
	self.monster = null;
	self.treasure = null;
	self.gate = null;
	self.setType = function (type) {
		self.type = type;
		self.updateVisual();
	};
	self.updateVisual = function () {
		self.removeChildren();
		if (self.type === 1) {
			self.attachAsset('mapWall', {
				anchorX: 0,
				anchorY: 0
			});
		} else {
			self.attachAsset('mapFloor', {
				anchorX: 0,
				anchorY: 0
			});
		}
	};
	self.addMonster = function () {
		if (self.type === 0 && !self.monster && !self.treasure && !self.gate) {
			self.monster = true;
			return true;
		}
		return false;
	};
	self.addTreasure = function () {
		if (self.type === 0 && !self.monster && !self.treasure && !self.gate) {
			self.treasure = true;
			return true;
		}
		return false;
	};
	self.removeMonster = function () {
		self.monster = null;
	};
	self.removeTreasure = function () {
		self.treasure = null;
	};
	self.addGate = function () {
		if (self.type === 0 && !self.monster && !self.treasure && !self.gate) {
			// Gate check is already there, good.
			self.gate = true;
			return true;
		}
		return false;
	};
	self.removeGate = function () {
		self.gate = null;
	};
	return self;
});
var Monster = Container.expand(function () {
	var self = Container.call(this);
	// Create animation frame container
	var frameContainer = new Container();
	self.addChild(frameContainer);
	// Create monster animation frames
	var monsterFrame1 = LK.getAsset('demonOgreWalk1', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var monsterFrame2 = LK.getAsset('demonOgreWalk2', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Add frames to container
	frameContainer.addChild(monsterFrame1);
	frameContainer.addChild(monsterFrame2);
	// Set initial visibility
	monsterFrame1.alpha = 1;
	monsterFrame2.alpha = 0;
	// Initialize animation state
	self.currentFrame = 1;
	self.animationTick = 0;
	self.mapX = 0;
	self.mapY = 0;
	self.health = OGRE_CURRENT_BASE_HEALTH;
	self.baseAttack = OGRE_CURRENT_BASE_ATTACK;
	self.lastMoveTime = 0;
	self.canSeePlayer = false;
	self.pathToPlayer = [];
	self.attackCooldown = 2000; // 2 seconds between attacks
	self.lastAttackTime = 0; // When monster last attacked
	self.canAttack = true; // Whether monster can attack
	self.soundAudibleDistance = OGRE_SOUND_AUDIBLE_DISTANCE;
	self.soundPlaybackInterval = OGRE_SOUND_INTERVAL + Math.random() * OGRE_SOUND_INTERVAL_RANDOMNESS;
	self.lastSoundTime = 0; // Timestamp of the last time the sound was played
	self.updateSoundBehavior = function () {
		if (!self.visible || !self.parent) {
			return;
		}
		var currentTime = Date.now();
		if (currentTime - self.lastSoundTime > self.soundPlaybackInterval) {
			var dx = player.x - self.mapX;
			var dy = player.y - self.mapY;
			var dist = Math.sqrt(dx * dx + dy * dy);
			if (dist < self.soundAudibleDistance) {
				var volume = Math.max(0, 1.0 - dist / self.soundAudibleDistance);
				if (isNaN(volume) || volume < 0) {
					volume = 0;
				}
				if (volume > 0) {
					LK.getSound('ogre').play({
						volume: volume
					});
				}
				self.lastSoundTime = currentTime;
				// Randomize next interval
				self.soundPlaybackInterval = OGRE_SOUND_INTERVAL + Math.random() * OGRE_SOUND_INTERVAL_RANDOMNESS;
			} else {
				// If out of range, slightly stagger the next check to avoid synchronized sounds if player moves in/out quickly
				self.lastSoundTime = currentTime - Math.random() * self.soundPlaybackInterval * 0.5;
			}
		}
	};
	// Update animation frames - will be called from game loop
	self.updateAnimation = function () {
		self.animationTick++;
		// Change animation frame every 30 ticks (half second at 60fps)
		if (self.animationTick >= 15) {
			self.animationTick = 0;
			self.currentFrame = self.currentFrame === 1 ? 2 : 1;
			// Directly change alpha values without tween
			if (self.currentFrame === 1) {
				monsterFrame1.alpha = 1;
				monsterFrame2.alpha = 0;
			} else {
				monsterFrame1.alpha = 0;
				monsterFrame2.alpha = 1;
			}
		}
	};
	self.takeDamage = function (damageAmount) {
		self.health -= damageAmount;
		LK.getSound('hit').play();
		// Visual feedback for hit - flash the monster red
		LK.effects.flashObject(frameContainer, 0xff0000, 400);
		return self.health <= 0;
	};
	return self;
});
var Particle = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('particle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// World coordinates and velocities
	self.worldX = 0;
	self.worldY = 0;
	self.worldZ = 0; // Height above the dungeon floor
	self.vx = 0; // World velocity X
	self.vy = 0; // World velocity Y
	self.vz = 0; // World velocity Z (vertical)
	self.life = 0;
	self.maxLife = 480; // Approx 8 seconds at 60 FPS (Doubled)
	self.bounces = 0;
	self.tintColor = 0xFFFFFF; // Default tint
	// Particle physics constants (world-based)
	var PARTICLE_WORLD_GRAVITY_EFFECT = 0.0035; // Gravity pulling worldZ down (Reduced by half)
	var PARTICLE_Z_DAMPING = 0.6; // Energy retained vertically after floor bounce (Increased for higher bounce)
	var PARTICLE_XY_DAMPING = 0.4; // Energy retained horizontally after wall bounce (Reduced from 0.6)
	var PARTICLE_GROUND_FRICTION = 0.8; // Friction for vx, vy when hitting floor (Reduced from 0.9)
	var PARTICLE_MAX_BOUNCES = 4;
	var PARTICLE_VISUAL_SIZE_AT_UNIT_DISTANCE = 0.08; // Visual size (in world units) when 1 unit away
	var MAX_RENDER_DISTANCE_PARTICLES = 12; // Max distance to render particles
	self.init = function (wX, wY, wZ, velX, velY, velZ, particleLife, tintColor) {
		self.worldX = wX;
		self.worldY = wY;
		self.worldZ = wZ;
		self.vx = velX;
		self.vy = velY;
		self.vz = velZ;
		self.life = particleLife || self.maxLife;
		self.bounces = 0;
		self.collisionImmunity = 0; // No immunity by default
		self.isChargingParticle = false; // Reset charging flag
		self.tintColor = tintColor || 0xFFFFFF; // Store and apply tint
		graphics.tint = self.tintColor;
		graphics.alpha = 1;
		// Initial scale will be set in update based on distance
		self.visible = false; // Will be set true if in FOV during update
	};
	self.update = function () {
		if (self.life <= 0 || self.bounces >= PARTICLE_MAX_BOUNCES) {
			self.visible = false;
			return false; // Indicate inactive
		}
		var prevWorldX, prevWorldY;
		// Special handling for charging particles - no gravity
		if (self.isChargingParticle) {
			// Store pre-move position for collision response (if needed by subsequent common code)
			prevWorldX = self.worldX;
			prevWorldY = self.worldY;
			// Apply world velocities (no gravity for charging particles)
			self.worldX += self.vx;
			self.worldY += self.vy;
			self.worldZ += self.vz;
			// Skip wall collision for charging particles (they have immunity)
			// Floor bounce is also implicitly skipped.
		} else {
			// Regular particle physics (existing code)
			// Store pre-move position for collision response
			prevWorldX = self.worldX;
			prevWorldY = self.worldY;
			// Apply world velocities
			self.worldX += self.vx;
			self.worldY += self.vy;
			self.worldZ += self.vz;
			// Apply gravity to vertical velocity
			self.vz -= PARTICLE_WORLD_GRAVITY_EFFECT;
			// Floor bounce logic (worldZ = 0 is the floor)
			if (self.worldZ < 0) {
				self.worldZ = 0;
				self.vz *= -PARTICLE_Z_DAMPING;
				self.vx *= PARTICLE_GROUND_FRICTION;
				self.vy *= PARTICLE_GROUND_FRICTION;
				self.bounces++;
				if (Math.abs(self.vz) < 0.005 && PARTICLE_WORLD_GRAVITY_EFFECT > Math.abs(self.vz)) {
					// Come to rest
					self.vz = 0;
				}
			}
			// Wall bounce logic - skip if particle has collision immunity
			if (self.collisionImmunity > 0) {
				self.collisionImmunity--;
			} else {
				var currentMapX = Math.floor(self.worldX);
				var currentMapY = Math.floor(self.worldY);
				if (currentMapX < 0 || currentMapX >= MAP_SIZE || currentMapY < 0 || currentMapY >= MAP_SIZE || map[currentMapY] && map[currentMapY][currentMapX] && map[currentMapY][currentMapX].type === 1) {
					self.worldX = prevWorldX; // Revert to position before entering wall
					self.worldY = prevWorldY;
					var pt_map_prev_x = Math.floor(prevWorldX);
					var pt_map_prev_y = Math.floor(prevWorldY);
					var reflectedX = false;
					var reflectedY = false;
					// Check if collision was primarily due to X movement into a wall
					if (currentMapX !== pt_map_prev_x && map[pt_map_prev_y] && map[pt_map_prev_y][currentMapX] && map[pt_map_prev_y][currentMapX].type === 1) {
						self.vx *= -PARTICLE_XY_DAMPING;
						reflectedX = true;
					}
					// Check if collision was primarily due to Y movement into a wall
					if (currentMapY !== pt_map_prev_y && map[currentMapY] && map[currentMapY][pt_map_prev_x] && map[currentMapY][pt_map_prev_x].type === 1) {
						self.vy *= -PARTICLE_XY_DAMPING;
						reflectedY = true;
					}
					// If hit a corner or exact cause is ambiguous (e.g. started in wall), reflect based on dominant velocity or both
					if (!reflectedX && !reflectedY) {
						// This case implies it was already in a wall or hit a corner perfectly.
						// A simple heuristic: reflect the larger velocity component, or both if similar.
						if (Math.abs(self.vx) > Math.abs(self.vy) * 1.2) {
							self.vx *= -PARTICLE_XY_DAMPING;
						} else if (Math.abs(self.vy) > Math.abs(self.vx) * 1.2) {
							self.vy *= -PARTICLE_XY_DAMPING;
						} else {
							// Similar magnitude or started in wall, reflect both
							self.vx *= -PARTICLE_XY_DAMPING;
							self.vy *= -PARTICLE_XY_DAMPING;
						}
					}
					self.bounces++;
				}
			}
		}
		// Calculate screen position and scale (common for both particle types)
		var dx = self.worldX - player.x;
		var dy = self.worldY - player.y;
		var distToPlayerPlane = Math.sqrt(dx * dx + dy * dy);
		if (distToPlayerPlane < 0.1) {
			distToPlayerPlane = 0.1;
		} // Avoid division by zero / extreme scales
		var angle = Math.atan2(dy, dx) - player.dir;
		while (angle < -Math.PI) {
			angle += Math.PI * 2;
		}
		while (angle > Math.PI) {
			angle -= Math.PI * 2;
		}
		if (Math.abs(angle) < HALF_FOV && distToPlayerPlane < MAX_RENDER_DISTANCE_PARTICLES) {
			self.visible = true;
			// Screen X
			self.x = 2048 / 2 + angle / HALF_FOV * (2048 / 2);
			// Screen Y: based on horizon, distance, and particle's worldZ
			var screenY_horizon = 2732 / 2;
			var z_to_screen_pixels_factor = WALL_HEIGHT_FACTOR;
			var player_camera_height_projection_factor = WALL_HEIGHT_FACTOR * 0.5;
			var screenY_for_floor_at_dist = screenY_horizon + player_camera_height_projection_factor / distToPlayerPlane;
			var screenY_offset_due_to_worldZ = self.worldZ * z_to_screen_pixels_factor / distToPlayerPlane;
			self.y = screenY_for_floor_at_dist - screenY_offset_due_to_worldZ;
			// Scale based on distance and particle's inherent visual size
			var particleAssetBaseSize = 100.0; // Updated for 'particle' asset (100x100)
			var effectiveScreenSize = PARTICLE_VISUAL_SIZE_AT_UNIT_DISTANCE * WALL_HEIGHT_FACTOR / distToPlayerPlane;
			var screenScaleFactor = Math.max(0.05, effectiveScreenSize / particleAssetBaseSize);
			graphics.scale.set(screenScaleFactor);
			var lifeRatio = Math.max(0, self.life / self.maxLife);
			graphics.alpha = lifeRatio * 0.8 + 0.2; // Fade out but maintain some visibility
		} else {
			self.visible = false;
		}
		self.life--;
		if (self.life <= 0 || self.bounces >= PARTICLE_MAX_BOUNCES) {
			self.visible = false;
			return false; // Indicate inactive
		}
		return true; // Indicate active
	};
	return self;
});
var PowerUp = Container.expand(function (type) {
	var self = Container.call(this);
	self.powerUpType = type; // 'speed', 'defense', 'health', 'attack'
	self.spawnScaleMultiplier = 1.0; // Used for spawn animation, defaults to full size
	self.mapX = 0;
	self.mapY = 0;
	self.collected = false;
	self.verticalOffset = 0; // World units for lift from chest
	self.currentBobOffset = 0; // Screen pixels for bobbing motion
	self.hasReachedBobHeight = false; // Flag to start bobbing
	var assetId = '';
	switch (self.powerUpType) {
		case 'speed':
			assetId = 'speedup';
			break;
		case 'defense':
			assetId = 'armorup';
			break;
		case 'health':
			assetId = 'healthup';
			break;
		case 'attack':
			assetId = 'attackup';
			break;
		default:
			console.error("Unknown power-up type: " + self.powerUpType);
			assetId = 'treasure'; // Fallback, should not happen
			break;
	}
	var powerUpSprite = self.attachAsset(assetId, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.powerUpSprite = powerUpSprite; // Expose the sprite
	self.startBobbingAnimation = function () {
		if (self.collected || !self.parent || !self.hasReachedBobHeight) {
			return;
		}
		var bobAmplitude = 15; // Screen pixels for bobbing up/down
		var bobSpeed = 1800; // Milliseconds for a full bob cycle ( थोड़ा धीमा )
		function animateUpInternal() {
			if (self.collected || !self.parent) {
				return;
			} // Check again before starting tween
			tween(self, {
				currentBobOffset: -bobAmplitude
			}, {
				duration: bobSpeed / 2,
				easing: tween.easeInOut,
				onFinish: function onFinish() {
					if (self.collected || !self.parent) {
						return;
					}
					animateDownInternal();
				}
			});
		}
		function animateDownInternal() {
			if (self.collected || !self.parent) {
				return;
			} // Check again
			tween(self, {
				currentBobOffset: 0
			}, {
				// Bob back to its lifted base
				duration: bobSpeed / 2,
				easing: tween.easeInOut,
				onFinish: function onFinish() {
					if (self.collected || !self.parent) {
						return;
					}
					animateUpInternal();
				}
			});
		}
		animateUpInternal(); // Start the bobbing cycle
	};
	// Note: _animateBob() call removed, startBobbingAnimation will be triggered after lift.
	self.applyAndRemove = function () {
		if (self.collected) {
			return;
		}
		self.collected = true;
		var effectMessage = "";
		// Apply power-up effect (now permanent)
		switch (self.powerUpType) {
			case 'health':
				player.maxHealth += 1;
				player.health = Math.min(player.health + 1, player.maxHealth);
				effectMessage = "Max Health +1\nHealth Refilled +1";
				updateUI();
				break;
			case 'speed':
				player.moveSpeedMultiplier += 0.15; // Smaller, incremental speed boost
				effectMessage = "Movement Speed Increased!";
				break;
			case 'defense':
				player.defense += 1; // Increment numerical defense stat
				effectMessage = "Defense Stat Increased!"; // Updated message
				break;
			case 'attack':
				player.attackPower += 1; // Increase attack power
				// player.attackBuffActive is no longer set by this power-up, as it affects power not speed/cooldown.
				effectMessage = "Attack Power Increased!";
				break;
		}
		if (effectMessage) {
			showPowerUpEffectText(effectMessage);
		}
		LK.getSound('powerup').play(); // Play powerup sound effect
		// Visual feedback for collection (quick scale out and fade)
		tween(self, {
			scaleX: self.scale.x * 0.1,
			scaleY: self.scale.y * 0.1,
			alpha: 0
		}, {
			duration: 600,
			easing: tween.easeIn,
			// Make it disappear inwards
			onFinish: function onFinish() {
				if (self.parent) {
					self.parent.removeChild(self);
				}
				var index = powerUps.indexOf(self);
				if (index !== -1) {
					powerUps.splice(index, 1);
				}
				self.destroy(); // Explicitly destroy after removal
			}
		});
	};
	return self;
});
var Projectile = Container.expand(function () {
	var self = Container.call(this);
	var projectileSprite = self.attachAsset('projectile', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// World position and movement properties
	self.worldX = 0;
	self.worldY = 0;
	self.dirX = 0;
	self.dirY = 0;
	self.speed = 0.0375; // World units per tick (reduced to 1/4 of original)
	self.active = false;
	self.distance = 0;
	self.maxDistance = 10; // Maximum travel distance in world units
	// Initialize projectile
	self.fire = function (screenX, screenY) {
		// Start at player position, slightly offset in the firing direction
		self.worldX = player.x + Math.cos(player.dir) * 0.3;
		self.worldY = player.y + Math.sin(player.dir) * 0.3;
		// Direction is player's current facing direction
		self.dirX = Math.cos(player.dir);
		self.dirY = Math.sin(player.dir);
		self.active = true;
		self.distance = 0;
		self.hitMonsters = []; // Initialize list to track hit monsters
		self.wallHitSoundPlayed = false; // Flag to ensure wall hit sound plays only once
		// Play attack sound
		LK.getSound('attack').play();
		// Scale for visual effect
		projectileSprite.scale.set(0.2, 0.2);
		// Store initial screen coordinates from hand
		self.initialScreenX = screenX || 2048 / 2;
		self.initialScreenY = screenY || 2732 - 300;
		// Set initial position to hand location
		self.x = self.initialScreenX;
		self.y = self.initialScreenY;
		self.visible = true;
	};
	// Update projectile position and check for collisions
	self.update = function (deltaTime) {
		if (!self.active) {
			return false;
		}
		// Move projectile in world space
		self.worldX += self.dirX * self.speed;
		self.worldY += self.dirY * self.speed;
		// Track distance traveled
		self.distance += self.speed;
		// Check for wall collision
		var mapX = Math.floor(self.worldX);
		var mapY = Math.floor(self.worldY);
		var shouldRemove = false;
		var hitActualMapWall = false;
		if (self.distance >= self.maxDistance) {
			shouldRemove = true;
		} else if (mapX < 0 || mapX >= MAP_SIZE || mapY < 0 || mapY >= MAP_SIZE) {
			// Projectile went out of bounds
			shouldRemove = true;
			// We could optionally treat out-of-bounds as a wall hit for particles,
			// but typically particles are for hitting actual geometry.
		} else if (map[mapY] && map[mapY][mapX] && map[mapY][mapX].type === 1) {
			// Projectile hit an actual map wall
			shouldRemove = true;
			hitActualMapWall = true;
		}
		if (shouldRemove) {
			if (hitActualMapWall) {
				// Spawn particle feedback at the point of impact
				createParticleExplosion(self.worldX, self.worldY, PROJECTILE_WALL_HIT_PARTICLE_COUNT, 0x87CEFA, true); // Light Blue Tint, isWallHit = true
				// Play wall hit sound effect only once
				if (!self.wallHitSoundPlayed) {
					LK.getSound('wallhit').play();
					self.wallHitSoundPlayed = true;
				}
			}
			return true; // Remove projectile
		}
		// Position on screen based on player view (raycasting principles)
		self.updateScreenPosition();
		return false; // Keep projectile
	};
	// Calculate screen position from world position
	self.updateScreenPosition = function () {
		// Vector from player to projectile
		var dx = self.worldX - player.x;
		var dy = self.worldY - player.y;
		// Distance from player to projectile
		var dist = Math.sqrt(dx * dx + dy * dy);
		// Angle from player to projectile
		var angle = Math.atan2(dy, dx) - player.dir;
		// Normalize angle (-PI to PI)
		while (angle < -Math.PI) {
			angle += Math.PI * 2;
		}
		while (angle > Math.PI) {
			angle -= Math.PI * 2;
		}
		// Check if projectile is in field of view
		if (Math.abs(angle) < HALF_FOV) {
			// Calculate screen X based on angle in FOV
			self.x = 2048 / 2 + angle / HALF_FOV * (2048 / 2);
			// Calculate target Y position (center of screen with slight adjustment)
			var targetY = 2732 / 2 + 40 - WALL_HEIGHT_FACTOR / dist * 0.1; // Adjusted +20 to +40 to lower target height
			// Calculate transition factor based on distance
			// As distance increases, move closer to target Y
			var transitionFactor = Math.min(1.0, self.distance * 1);
			// Interpolate between initial hand Y and target Y
			self.y = self.initialScreenY * (1 - transitionFactor) + targetY * transitionFactor;
			// Scale based on distance
			var scale = Math.max(0.1, 2 / dist);
			projectileSprite.scale.set(scale, scale);
			self.visible = true;
		} else {
			self.visible = false;
		}
	};
	return self;
});
var RaycastStrip = Container.expand(function () {
	var self = Container.call(this);
	var activeWallSprite = null; // The currently displayed wall sprite instance
	var currentTileIndex = null; // Stores the numeric index of activeWallSprite, e.g., 5
	self.updateStrip = function (stripWidth, wallHeight, stripIdx, wallType, distance, textureX, side, tileIndex, wallMapX, wallMapY) {
		// self.x is now set in rayCasting for correct centering; do not set here
		// Validate tileIndex (already a number)
		if (tileIndex < 1 || tileIndex > 64 || !Number.isInteger(tileIndex)) {
			console.error("RaycastStrip: Invalid tileIndex received: " + tileIndex + ". Clearing strip.");
			self.clearStrip(); // Clear the strip if tileIndex is invalid
			return;
		}
		// Use direct lookup instead of string concatenation
		var newTileAssetName = wallTextureLookup[tileIndex];
		// If the current sprite is active but not the correct type for the new tileIndex, release it.
		// Note: We still use currentTileIndex (numeric) for the pool key, but use newTileAssetName for LK.getAsset if needed.
		if (activeWallSprite && currentTileIndex !== tileIndex) {
			// Compare numeric indices
			wallSpritePoolManager.releaseSprite(activeWallSprite, currentTileIndex); // Pass numeric index
			self.removeChild(activeWallSprite); // Detach from this strip's container
			activeWallSprite = null;
			currentTileIndex = null; // Clear current numeric index
		}
		// If no sprite is active (either first time, or after releasing/clearing), get one from the pool.
		if (!activeWallSprite) {
			// wallSpritePoolManager.getSprite now expects the numeric tileIndex and internally uses the lookup for asset name if creating new.
			activeWallSprite = wallSpritePoolManager.getSprite(tileIndex); // Pass numeric index
			if (activeWallSprite) {
				self.addChild(activeWallSprite); // Add the new/reused sprite to this strip's container
				currentTileIndex = tileIndex; // Store numeric index
			} else {
				// This can happen if wallSpritePoolManager.getSprite returns null
				console.error("RaycastStrip: Failed to get sprite for tileIndex " + tileIndex + " from pool using asset name: " + newTileAssetName);
				self.clearStrip(); // Ensure strip is clean if sprite acquisition fails
				return; // Cannot render this strip without a sprite
			}
		}
		// Configure the active sprite's properties (position, size, appearance)
		activeWallSprite.width = stripWidth;
		activeWallSprite.height = wallHeight;
		// Position sprite relative to the RaycastStrip container's origin
		activeWallSprite.x = 0;
		activeWallSprite.y = (2732 - wallHeight) / 2; // Vertically center the wall segment
		// Apply distance-based tinting
		var SHADE_START_FACTOR_WALLS = 0.3; // Match floor/ceiling behavior
		var MIN_SHADE_WALLS = 0.2; // General minimum shade for distant walls
		var distanceRatio = distance / MAX_RENDER_DISTANCE;
		var shadeFactor = Math.max(MIN_SHADE_WALLS, 1 - distanceRatio / SHADE_START_FACTOR_WALLS);
		// --- Apply projectile light ---
		var totalProjectileLightInfluence = 0;
		var wallWorldCenterX = wallMapX + 0.5;
		var wallWorldCenterY = wallMapY + 0.5;
		for (var k = 0; k < projectiles.length; k++) {
			var proj = projectiles[k];
			if (proj.active) {
				var dxProj = proj.worldX - wallWorldCenterX;
				var dyProj = proj.worldY - wallWorldCenterY;
				var distToProjectileSq = dxProj * dxProj + dyProj * dyProj; // Use squared distance for check
				if (distToProjectileSq < PROJECTILE_LIGHT_RADIUS * PROJECTILE_LIGHT_RADIUS) {
					var distToProjectile = Math.sqrt(distToProjectileSq);
					var distRatioProj = distToProjectile / PROJECTILE_LIGHT_RADIUS;
					var falloff = Math.pow(Math.max(0, 1 - distRatioProj), PROJECTILE_LIGHT_FALLOFF_EXPONENT);
					totalProjectileLightInfluence += PROJECTILE_LIGHT_MAX_CONTRIBUTION * falloff;
				}
			}
		}
		shadeFactor = Math.min(1.0, shadeFactor + totalProjectileLightInfluence);
		// --- End projectile light ---
		if (side === 1) {
			// Conventionally, side 1 walls (e.g., horizontal, further from light) are darker
			shadeFactor *= 0.7; // Apply side shadow multiplicatively
			// Ensure side shadow doesn't make it darker than a very low bound
			shadeFactor = Math.max(MIN_SHADE_WALLS * 0.5, shadeFactor); // e.g. max(0.1, shadeFactor)
		}
		// Calculate tint based on shadeFactor
		var baseWallTint = 0xFFFFFF; // Assuming walls are not pre-tinted by default in assets
		var r_wall = baseWallTint >> 16 & 0xFF;
		var g_wall = baseWallTint >> 8 & 0xFF;
		var b_wall = baseWallTint & 0xFF;
		r_wall = Math.floor(r_wall * shadeFactor);
		g_wall = Math.floor(g_wall * shadeFactor);
		b_wall = Math.floor(b_wall * shadeFactor);
		activeWallSprite.tint = r_wall << 16 | g_wall << 8 | b_wall;
		activeWallSprite.alpha = 1.0; // Use tint for darkness, keep alpha full for wall segments
		activeWallSprite.visible = true; // Ensure the sprite is visible
	};
	// Clears the strip by releasing its active sprite back to the pool.
	self.clearStrip = function () {
		if (activeWallSprite && typeof currentTileIndex === 'number') {
			// Check if currentTileIndex is valid
			wallSpritePoolManager.releaseSprite(activeWallSprite, currentTileIndex); // Pass numeric index
			self.removeChild(activeWallSprite); // Detach from container
			activeWallSprite = null;
			currentTileIndex = null;
		}
		// Optionally, could make the RaycastStrip container itself invisible:
		// self.visible = false;
		// But simply having no visible children often suffices.
	};
	// Note: LK's game reset mechanism (re-initializing Game class) typically handles
	// destruction of game objects. If RaycastStrip instances were managed in a way
	// that required manual cleanup of their sprites before game reset, a specific
	// destroy method could be added here. For now, clearStrip and parent destruction
	// should manage pooled sprites correctly.
	return self;
});
var Treasure = Container.expand(function () {
	var self = Container.call(this);
	// Closed treasure sprite
	var treasureSprite = self.attachAsset('treasure', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	treasureSprite.tint = 0xdddddd; // Light grey tint
	// Open treasure sprite (initially hidden)
	var treasureOpenSprite = self.attachAsset('treasureopen', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0
	});
	self.treasureSprite = treasureSprite;
	self.treasureOpenSprite = treasureOpenSprite;
	self.isOpen = false;
	self.mapX = 0;
	self.mapY = 0;
	self.value = 1;
	self.openTreasure = function () {
		if (!self.isOpen) {
			self.isOpen = true;
			self.treasureSprite.alpha = 0;
			self.treasureOpenSprite.alpha = 1;
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x111111
});

/**** 
* Game Code
****/ 
var gameState = 'title'; // 'title' or 'game'
var titleScreenContainer;
var dynamicEntitiesContainer;
// Base stats for monsters - these will be incremented for difficulty scaling
var OGRE_CURRENT_BASE_HEALTH = 6;
var OGRE_CURRENT_BASE_ATTACK = 3;
var EYEBALL_CURRENT_BASE_HEALTH = 2;
var EYEBALL_CURRENT_BASE_ATTACK = 2;
var IMP_CURRENT_BASE_HEALTH = 1;
var IMP_CURRENT_BASE_ATTACK = 1;
var BOSS_CURRENT_BASE_HEALTH = 10;
// FIREBALL_DAMAGE (defined below) will serve as the boss's current attack power.
// At start of game, create a texture lookup table
var wallTextureLookup = new Array(65);
for (var i = 1; i <= 64; i++) {
	wallTextureLookup[i] = 'walltile' + i;
}
var wallSpritePoolManager = {
	pools: function () {
		// IIFE to pre-populate pools for each wall tile type, using numeric keys.
		var p = {};
		var PREALLOCATE_PER_TILE = 48; // Increased from 12 to reduce pop-in
		for (var i = 1; i <= 64; i++) {
			// Numeric index for pool key
			var assetNameForLK = wallTextureLookup[i]; // Use lookup table for asset name
			if (!assetNameForLK) {
				console.error("WallSpritePoolManager (init pools): No asset name found in lookup for tileIndex: " + i);
				continue; // Skip if asset name is not found
			}
			var tilePool = []; // Cache the array for this specific tile index
			p[i] = tilePool; // Use numeric index i as the key
			for (var j = 0; j < PREALLOCATE_PER_TILE; j++) {
				var sprite = LK.getAsset(assetNameForLK, {
					// Use string name from lookup for LK
					anchorX: 0,
					anchorY: 0,
					visible: false
				});
				tilePool.push(sprite); // Push to the cached array
			}
		}
		return p;
	}(),
	getSprite: function getSprite(tileIndex) {
		// Parameter is now tileIndex (number)
		// Validate tileIndex and ensure its pool exists
		if (!this.pools[tileIndex]) {
			var isValidTile = Number.isInteger(tileIndex) && tileIndex >= 1 && tileIndex <= 64;
			if (isValidTile) {
				this.pools[tileIndex] = []; // Create pool if valid but missing
				console.warn("WallSpritePoolManager: Created pool on-the-fly for tile index: " + tileIndex);
			} else {
				console.error("WallSpritePoolManager: Attempted to get sprite for invalid tile index: " + tileIndex);
				return null; // Invalid tile index
			}
		}
		var pool = this.pools[tileIndex];
		if (pool.length > 0) {
			var sprite = pool.pop();
			return sprite;
		} else {
			// Pool is empty, create a new sprite on demand
			// Use the lookup table to get the asset name string
			var assetNameForLK = wallTextureLookup[tileIndex];
			if (!assetNameForLK) {
				console.error("WallSpritePoolManager: No asset name found in lookup for tileIndex: " + tileIndex);
				return null;
			}
			var newSprite = LK.getAsset(assetNameForLK, {
				anchorX: 0,
				anchorY: 0,
				visible: false
			});
			return newSprite;
		}
	},
	releaseSprite: function releaseSprite(sprite, tileIndex) {
		// Parameter is now tileIndex (number)
		if (!sprite || typeof tileIndex !== 'number') {
			console.error("WallSpritePoolManager: Invalid sprite or tileIndex for release. tileIndex: " + tileIndex);
			return;
		}
		// Validate tileIndex and ensure its pool exists for release
		if (!this.pools[tileIndex]) {
			var isValidTile = Number.isInteger(tileIndex) && tileIndex >= 1 && tileIndex <= 64;
			if (isValidTile) {
				this.pools[tileIndex] = []; // Create pool if valid but missing
				console.warn("WallSpritePoolManager: Releasing sprite to a newly created pool for tile index: " + tileIndex);
			} else {
				console.error("WallSpritePoolManager: Attempted to release sprite for invalid tile index: " + tileIndex);
				return;
			}
		}
		// Sprite is assumed to be already removed from its parent by RaycastStrip.
		// Thoroughly reset sprite properties to a clean state:
		sprite.visible = false;
		sprite.alpha = 1.0;
		sprite.scale.set(1.0, 1.0);
		sprite.rotation = 0;
		sprite.x = 0;
		sprite.y = 0;
		sprite.tint = 0xFFFFFF; // Reset tint as it's now being used for shading
		this.pools[tileIndex].push(sprite);
	}
};
// Game constants
var PROJECTILE_LIGHT_RADIUS = 5.0; // World units for how far projectile light reaches
var PROJECTILE_LIGHT_MAX_CONTRIBUTION = 0.6; // Max brightness projectile can add (0 to 1)
var PROJECTILE_LIGHT_FALLOFF_EXPONENT = 2.0; // Power for light falloff (e.g., 2 for quadratic)
var MAP_SIZE = 16;
var PROJECTILE_WALL_HIT_PARTICLE_COUNT = 8; // Number of particles for projectile wall impact
var particlePoolManager;
var particleExplosionContainer; // Container for all active particles from explosions
var CELL_SIZE = 20;
var MINI_MAP_SCALE = 1;
var STRIP_WIDTH = 5; // Increase from 8 to 16 (half as many rays)
var NUM_RAYS = Math.ceil(2048 / STRIP_WIDTH);
// Pre-allocate ray result objects to avoid garbage collection
var rayResults = new Array(NUM_RAYS);
for (var i = 0; i < NUM_RAYS; i++) {
	rayResults[i] = {
		wallHit: false,
		distance: 0,
		// perpWallDist from DDA
		actualDistance: 0,
		// distance corrected for FOV, used for shading and strip height
		side: 0,
		wallType: 0,
		mapX: 0,
		// from DDA
		mapY: 0,
		// from DDA
		screenX: 0,
		// strip's screen X position
		wallHeight: 0,
		// calculated wall height
		textureIndex: 0 // calculated texture/tile index
	};
}
var FOV = Math.PI / 3; // 60 degrees field of view
// Variables for raycasting optimization
var lastPlayerX = -999;
var lastPlayerY = -999;
var lastPlayerDir = -999;
var shouldRaycast = true; // Ensure first frame does a full raycast
var HALF_FOV = FOV / 2;
var PLAYER_MOVE_SPEED = 0.002; // Reduced from 0.005 to make movement slower
var PLAYER_TURN_SPEED = 0.002; // Reduced from 0.005 to make turning slower
var WALL_HEIGHT_FACTOR = 700;
var MAX_RENDER_DISTANCE = 16;
var MONSTER_AGGRO_RANGE = 7.0; // Max distance at which monsters will notice and start chasing the player.
var MONSTER_CLOSE_PROXIMITY_RANGE = 4.0; // Max distance for non-LOS chase if within AGGRO_RANGE.
var MIN_MONSTER_PLAYER_DISTANCE = 0.6; // Monsters stop if they get closer than this (e.g., overshoot); this is within attack range.
var MAX_MONSTER_PLAYER_ENGAGEMENT_DISTANCE = 0.6;
var WALL_BUFFER = 0.18; // Minimum distance from player center to wall cell's effective edge
var MONSTER_WALL_BUFFER = 0.25; // Minimum distance from monster center to wall cell's effective edge
var MONSTER_COUNT = 8; // Increased by 50% from 5, rounded up
var TREASURE_COUNT = 10;
var BOSS_FIREBALL_COOLDOWN = 3000; // milliseconds
var FIREBALL_SPEED = 0.04; // world units per tick
var FIREBALL_DAMAGE = 2;
var FIREBALL_MAX_DISTANCE = 12; // world units
var BOSS_PREFERRED_DISTANCE = 6.0; // Preferred distance boss tries to keep from player
var BOSS_TOO_CLOSE_DISTANCE = 3.5; // If player is closer than this, boss backs up
var BOSS_SHOOT_RANGE_MAX = 10.0; // Max range for shooting
var BOSS_SHOOT_RANGE_MIN = 2.0; // Min range for shooting (don't shoot if player is too close)
var MAX_AUDIBLE_DISTANCE_IMP_CRY = 20.0; // World units for imp cry audibility (Increased from 12.0)
var FOUNTAIN_SOUND_AUDIBLE_DISTANCE = 6.0; // How close player needs to be to hear fountain
var FOUNTAIN_SOUND_INTERVAL = 2500; // Milliseconds between fountain sound plays
var OGRE_SOUND_AUDIBLE_DISTANCE = 10.0; // How close player needs to be to hear the ogre
var OGRE_SOUND_INTERVAL = 3000; // Milliseconds between ogre sound plays (base)
var OGRE_SOUND_INTERVAL_RANDOMNESS = 1500; // Random additional ms for ogre sound interval
// Game state
var map = [];
var floorCaster;
var player = {
	x: 1.5,
	y: 1.5,
	dir: 0,
	health: 10,
	// Current health
	maxHealth: 10,
	// Maximum health, starts at 5
	score: 0,
	level: 1,
	// TEMPORARY: Start at level 5 for boss testing
	// Permanent Stats Enhanced by Power-ups
	moveSpeedMultiplier: 1.0,
	// Base is 1.0, increases with speed power-ups
	defense: 0,
	// Numerical defense stat, starts at 0
	attackPower: 1 // Base attack power is 1, increases with attack power-ups
	// Buff timeouts are removed as effects are permanent
};
var powerUps = [];
var POWERUP_COUNT = 3; // Number of power-ups to spawn per level
// POWERUP_DURATION is no longer needed as buffs are permanent until new game
var controls = {
	forward: false,
	backward: false,
	left: false,
	right: false,
	attack: false
};
var monsters = [];
var treasures = [];
var fountains = [];
var fountainPlacedThisLevel = false;
var projectiles = [];
var gate = null;
var wallSegments = [];
var lastWallCheck = [];
var lastTime = Date.now();
var canAttack = true;
var attackCooldown = 500; // 500 millisecond cooldown
// Joystick override state
var joystickOverrideActive = false;
var joystickOverrideX = 0;
var joystickOverrideY = 0;
var gateInteractionInProgress = false; // Flag to prevent double level advancement via gate
// UI elements
var miniMap;
var rayCastView;
var healthText;
var scoreText;
var levelText;
var monsterText;
var controlButtons = {};
var playerMarker;
var globalRightHand; // Stores the right hand game object
var activeControlForGlobalHandlers = null; // Tracks which control is active for game.down/up/move
var renderableObjects = []; // Array to hold all objects (walls, entities) to be sorted by depth
// Interaction Prompt UI Elements
var interactionPromptContainer;
var interactionPromptMainText;
var interactionPromptParentheticalGroup; // Container for "(Press [img] )"
var interactionPromptPressOpenText;
var interactionPromptButtonImage;
var interactionPromptPressCloseText;
// Create layer variables at the global scope
var gameLayer = new Container();
var projectileLayer = new Container();
var handLayer = new Container();
particlePoolManager = {
	pool: [],
	activeParticles: [],
	maxParticles: 750,
	// Increased from 300 to support more particles
	// Increased max particles
	getParticle: function getParticle() {
		var particle;
		if (this.pool.length > 0) {
			particle = this.pool.pop();
		} else {
			particle = new Particle();
		}
		this.activeParticles.push(particle);
		// The particle will be added to particleExplosionContainer by createParticleExplosion
		return particle;
	},
	releaseParticle: function releaseParticle(particle) {
		// Remove from activeParticles
		var index = this.activeParticles.indexOf(particle);
		if (index !== -1) {
			this.activeParticles.splice(index, 1);
		}
		// Remove from its parent container (particleExplosionContainer)
		if (particle.parent) {
			particle.parent.removeChild(particle);
		}
		if (this.pool.length < this.maxParticles) {
			this.pool.push(particle);
		} else {
			// If pool is full, LK will garbage collect if it has no parent.
			// Explicitly calling destroy isn't standard in LK for pooled objects unless necessary.
		}
	},
	updateActiveParticles: function updateActiveParticles() {
		for (var i = this.activeParticles.length - 1; i >= 0; i--) {
			var particle = this.activeParticles[i];
			if (!particle.update()) {
				// Particle.update returns false when life is over
				this.releaseParticle(particle);
			}
		}
	}
};
function createParticleExplosion(worldExplosionX, worldExplosionY, count, tintColor, isWallHit) {
	if (!particleExplosionContainer) {
		particleExplosionContainer = new Container();
		projectileLayer.addChild(particleExplosionContainer);
	}
	var finalExplosionX = worldExplosionX;
	var finalExplosionY = worldExplosionY;
	var wallNormalX = 0;
	var wallNormalY = 0;
	var applyWallBias = isWallHit === true; // Explicitly check for true
	if (applyWallBias) {
		// Determine the wall normal direction to offset the particles away from the wall
		var cellX = Math.floor(worldExplosionX);
		var cellY = Math.floor(worldExplosionY);
		// Check adjacent cells to determine wall direction
		if (cellX + 1 < MAP_SIZE && map[cellY][cellX + 1].type === 1) {
			wallNormalX = -1; // Wall is to the right, push left
		} else if (cellX - 1 >= 0 && map[cellY][cellX - 1].type === 1) {
			wallNormalX = 1; // Wall is to the left, push right
		}
		if (cellY + 1 < MAP_SIZE && map[cellY + 1][cellX].type === 1) {
			wallNormalY = -1; // Wall is below, push up
		} else if (cellY - 1 >= 0 && map[cellY - 1][cellX].type === 1) {
			wallNormalY = 1; // Wall is above, push down
		}
		// If we're at a corner or couldn't determine direction, use distance from cell center
		if (wallNormalX === 0 && wallNormalY === 0) {
			wallNormalX = worldExplosionX - (cellX + 0.5);
			wallNormalY = worldExplosionY - (cellY + 0.5);
			var normalLength = Math.sqrt(wallNormalX * wallNormalX + wallNormalY * wallNormalY);
			if (normalLength > 0) {
				wallNormalX /= normalLength;
				wallNormalY /= normalLength;
			} else {
				wallNormalX = -Math.cos(player.dir);
				wallNormalY = -Math.sin(player.dir);
			}
		}
		var offsetDistance = 0.1;
		finalExplosionX = worldExplosionX + wallNormalX * offsetDistance;
		finalExplosionY = worldExplosionY + wallNormalY * offsetDistance;
	} // else, finalExplosionX/Y remain worldExplosionX/Y
	var worldExplosionZ = 0.5; // Assume explosion originates roughly half a unit above the floor
	for (var i = 0; i < count; i++) {
		var particle = particlePoolManager.getParticle();
		var phi = Math.random() * Math.PI * 2;
		var theta = Math.acos(Math.random() * 2 - 1);
		var speed = (Math.random() * 0.015 + 0.0075) * (player.level > 3 ? 1.5 : 1);
		var vx = Math.sin(theta) * Math.cos(phi) * speed;
		var vy = Math.sin(theta) * Math.sin(phi) * speed;
		var vz = Math.cos(theta) * speed + 0.03;
		if (applyWallBias) {
			vx += wallNormalX * speed * 0.5;
			vy += wallNormalY * speed * 0.5;
		}
		var life = 360 + Math.random() * 240;
		particle.init(finalExplosionX, finalExplosionY, worldExplosionZ, vx, vy, vz, life, tintColor);
		particle.collisionImmunity = applyWallBias ? 10 : 0; // Only give immunity for wall hits
		particleExplosionContainer.addChild(particle);
	}
}
function showTitleScreen() {
	if (titleScreenContainer) {
		titleScreenContainer.destroy();
		titleScreenContainer = null;
	}
	titleScreenContainer = new Container();
	game.addChild(titleScreenContainer);
	var bgAsset = titleScreenContainer.attachAsset('titlebackground', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	bgAsset.x = 2048 / 2;
	bgAsset.y = 2732 / 2;
	// Ensure background covers screen if it's smaller, or scales down if larger.
	// Given titlebackground is 2732x2732, it will cover the portrait view.
	// For simplicity, we assume it's appropriately sized or engine handles scaling for other aspect ratios.
	var logoAsset = titleScreenContainer.attachAsset('logo', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	logoAsset.x = 2048 / 2;
	// Position logo somewhat above center to make space for the button
	logoAsset.y = 2732 / 2 - logoAsset.height / 2 + 300; // Adjusted: Center Y of logo slightly higher than true center
	var startButtonAsset = titleScreenContainer.attachAsset('startbutton', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	startButtonAsset.x = 2048 / 2;
	// Position start button below the logo
	startButtonAsset.y = logoAsset.y + logoAsset.height / 2 + startButtonAsset.height / 2 + 150; // 120px spacing
	startButtonAsset.down = function () {
		gameState = 'game';
		if (titleScreenContainer) {
			game.removeChild(titleScreenContainer);
			titleScreenContainer.destroy();
			titleScreenContainer = null;
		}
		initializeGamePlayElements();
	};
}
function initializeGamePlayElements() {
	// Set up the layer system using the globally defined variables
	// Add layers in the correct order (projectiles below hand)
	game.addChild(gameLayer);
	game.addChild(projectileLayer);
	game.addChild(handLayer);
	// Create the floor/ceiling caster first (should be below walls)
	floorCaster = new FloorCaster();
	gameLayer.addChild(floorCaster);
	// Initialize wallSegments array to hold RaycastStrip instances
	wallSegments = [];
	// Create raycast strips
	for (var i = 0; i < NUM_RAYS; i++) {
		var strip = new RaycastStrip();
		wallSegments.push(strip); // Store strips in an array, not in a display container yet
	}
	// Initialize container for depth-sorted dynamic entities (walls and entities)
	dynamicEntitiesContainer = new Container();
	gameLayer.addChild(dynamicEntitiesContainer);
	// Create minimap container
	miniMap = new Container();
	// Move mini map left by 25% of its original centered position
	miniMap.x = (2048 - MAP_SIZE * CELL_SIZE * MINI_MAP_SCALE) / 2 * 0.40;
	miniMap.y = 40; // Keep at top
	gameLayer.addChild(miniMap);
	// Generate map
	generateMap();
	// Create player marker
	playerMarker = gameLayer.addChild(LK.getAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	// Create UI elements
	createUI();
	// Create control buttons
	createControlButtons();
	// Start background music
	LK.playMusic('dungeon');
	// Ensure raycasting variables are reset for the first frame of gameplay
	shouldRaycast = true;
	lastPlayerX = -999;
	lastPlayerY = -999;
	lastPlayerDir = -999;
}
// Setup game
function setupGame() {
	if (gameState === 'title') {
		showTitleScreen();
	} else {
		// This case should ideally not be hit on initial load if gameState defaults to 'title'
		// but good for potential future states.
		initializeGamePlayElements();
	}
}
function generateMap() {
	// Clear existing map visuals, data structures
	miniMap.removeChildren();
	map = [];
	// Remove existing monsters and treasures
	for (var i = 0; i < monsters.length; i++) {
		if (monsters[i] && typeof monsters[i].destroy === 'function') {
			monsters[i].destroy();
		}
	}
	monsters = [];
	for (var i = 0; i < treasures.length; i++) {
		if (treasures[i] && typeof treasures[i].destroy === 'function') {
			treasures[i].destroy();
		}
	}
	treasures = [];
	// Clear projectiles
	for (var i = 0; i < projectiles.length; i++) {
		if (projectiles[i] && typeof projectiles[i].destroy === 'function') {
			projectiles[i].destroy();
		}
	}
	projectiles = [];
	// Clear existing powerups
	for (var i = 0; i < powerUps.length; i++) {
		if (powerUps[i] && typeof powerUps[i].destroy === 'function') {
			powerUps[i].destroy();
		}
	}
	powerUps = [];
	// Increase monster/boss difficulty every 5 completed levels
	// This check uses player.level, which is the *new* level number after advancing.
	// So, (player.level - 1) is the level just completed.
	if ((player.level - 1) % 5 === 0 && player.level > 1) {
		// Regular monsters
		OGRE_CURRENT_BASE_HEALTH += 3;
		OGRE_CURRENT_BASE_ATTACK += 1;
		EYEBALL_CURRENT_BASE_HEALTH += 3;
		EYEBALL_CURRENT_BASE_ATTACK += 1;
		IMP_CURRENT_BASE_HEALTH += 3;
		IMP_CURRENT_BASE_ATTACK += 1;
		// Boss monster
		BOSS_CURRENT_BASE_HEALTH += 10;
		FIREBALL_DAMAGE += 2; // Boss attack power is tied to fireball damage
		console.log("Level " + (player.level - 1) + " complete. Difficulty Increased!");
		console.log("New Ogre: HP=" + OGRE_CURRENT_BASE_HEALTH + ", ATK=" + OGRE_CURRENT_BASE_ATTACK);
		console.log("New Eyeball: HP=" + EYEBALL_CURRENT_BASE_HEALTH + ", ATK=" + EYEBALL_CURRENT_BASE_ATTACK);
		console.log("New Imp: HP=" + IMP_CURRENT_BASE_HEALTH + ", ATK=" + IMP_CURRENT_BASE_ATTACK);
		console.log("New Boss: HP=" + BOSS_CURRENT_BASE_HEALTH + ", Fireball DMG=" + FIREBALL_DAMAGE);
	}
	// Clear existing fountains
	for (var i = 0; i < fountains.length; i++) {
		if (fountains[i]) {
			if (fountains[i].parent) {
				fountains[i].parent.removeChild(fountains[i]);
			}
			if (typeof fountains[i].destroy === 'function') {
				fountains[i].destroy();
			}
		}
	}
	fountains = [];
	fountainPlacedThisLevel = false; // Reset flag for the new level
	// --- Map type selection ---
	var mapType;
	if (player.level !== 0 && player.level % 5 === 0) {
		mapType = 1; // Arena map for boss level
	} else {
		// Regular levels: select from maze, mixed, or spiral. Give more weight to maze type.
		// Maze (0) = 50% chance, Mixed (2) = 25% chance, Spiral (4) = 25% chance.
		var availableMapTypes = [0, 0, 2, 4];
		mapType = availableMapTypes[Math.floor(Math.random() * availableMapTypes.length)];
	}
	// 1. Initialize the map: all cells are walls
	for (var y = 0; y < MAP_SIZE; y++) {
		map[y] = [];
		for (var x = 0; x < MAP_SIZE; x++) {
			var cell = new MapCell();
			cell.x = x * CELL_SIZE * MINI_MAP_SCALE;
			cell.y = y * CELL_SIZE * MINI_MAP_SCALE;
			cell.setType(1); // Initialize as wall
			map[y][x] = cell;
			miniMap.addChild(cell);
		}
	}
	// --- Maze type ---
	if (mapType === 0) {
		// Implement Recursive Backtracker
		var stack = [];
		var startX = 1;
		var startY = 1;
		map[startY][startX].setType(0);
		stack.push({
			x: startX,
			y: startY
		});
		while (stack.length > 0) {
			var current = stack[stack.length - 1];
			var potentialMoves = [{
				dx: 0,
				dy: -2,
				wallXOffset: 0,
				wallYOffset: -1
			}, {
				dx: 2,
				dy: 0,
				wallXOffset: 1,
				wallYOffset: 0
			}, {
				dx: 0,
				dy: 2,
				wallXOffset: 0,
				wallYOffset: 1
			}, {
				dx: -2,
				dy: 0,
				wallXOffset: -1,
				wallYOffset: 0
			}];
			// Shuffle potential moves
			for (var i = potentialMoves.length - 1; i > 0; i--) {
				var j = Math.floor(Math.random() * (i + 1));
				var temp = potentialMoves[i];
				potentialMoves[i] = potentialMoves[j];
				potentialMoves[j] = temp;
			}
			var moved = false;
			for (var i = 0; i < potentialMoves.length; i++) {
				var move = potentialMoves[i];
				var nextX = current.x + move.dx;
				var nextY = current.y + move.dy;
				var wallBetweenX = current.x + move.wallXOffset;
				var wallBetweenY = current.y + move.wallYOffset;
				// Allow generation up to the edges for maximum space
				if (nextX >= 0 && nextX < MAP_SIZE && nextY >= 0 && nextY < MAP_SIZE && map[nextY][nextX].type === 1) {
					// Critical check: Ensure wallBetweenX/Y are within valid map boundaries BEFORE accessing map[wallBetweenY][wallBetweenX]
					if (wallBetweenX >= 0 && wallBetweenX < MAP_SIZE && wallBetweenY >= 0 && wallBetweenY < MAP_SIZE) {
						map[wallBetweenY][wallBetweenX].setType(0);
						map[nextY][nextX].setType(0);
						stack.push({
							x: nextX,
							y: nextY
						});
						moved = true;
						break;
					}
				}
			}
			if (!moved) {
				stack.pop();
			}
		}
	} else if (mapType === 1) {
		// --- Arena with pillars ---
		// Use margin of 1 to maximize space but ensure walls at edges
		var margin = 1;
		for (var y = margin; y < MAP_SIZE - margin; y++) {
			for (var x = margin; x < MAP_SIZE - margin; x++) {
				map[y][x].setType(0);
			}
		}
		// Place pillars in a grid pattern
		for (var py = margin + 2; py < MAP_SIZE - margin - 1; py += 3) {
			for (var px = margin + 2; px < MAP_SIZE - margin - 1; px += 3) {
				if (py >= 0 && py < MAP_SIZE && px >= 0 && px < MAP_SIZE) {
					// Ensure pillar is within map
					map[py][px].setType(1);
				}
			}
		}
	} else if (mapType === 4) {
		// Spiral Maze
		// Create a spiral from outside to center
		var spiralSteps = [];
		var x = 1,
			y = 1; // Start position (top-left corner)
		var dx = 1,
			dy = 0; // Start moving right
		var segmentLength = MAP_SIZE - 3; // Initial segment length, ensuring it fits within map boundaries (MAP_SIZE - 1 for outer wall, -1 for inner path, -1 for turn space)
		var segmentPassed = 0;
		var turnsCompleted = 0;
		// Mark starting position
		if (y >= 0 && y < MAP_SIZE && x >= 0 && x < MAP_SIZE) {
			// Bounds check for initial mark
			map[y][x].setType(0);
			spiralSteps.push({
				x: x,
				y: y
			});
		}
		// Generate main spiral path
		while (segmentLength > 0) {
			// Move forward
			x += dx;
			y += dy;
			// Check bounds before marking path
			if (x >= 1 && x < MAP_SIZE - 1 && y >= 1 && y < MAP_SIZE - 1) {
				map[y][x].setType(0);
				spiralSteps.push({
					x: x,
					y: y
				});
			} else {
				// If we hit a boundary, stop this segment or adjust
				break;
			}
			segmentPassed++;
			// Time to turn?
			if (segmentPassed >= segmentLength) {
				segmentPassed = 0;
				// Turn 90 degrees clockwise
				var temp = dx;
				dx = -dy;
				dy = temp;
				turnsCompleted++;
				// Every 2 turns, reduce segment length
				if (turnsCompleted % 2 === 0) {
					segmentLength -= 2; // Reduce by 2 to account for walls on both sides
				}
			}
		}
		// Add some strategic shortcuts/branches
		var numShortcuts = 2 + Math.floor(Math.random() * 3); // 2-4 shortcuts
		for (var s = 0; s < numShortcuts; s++) {
			if (spiralSteps.length <= 10) {
				continue;
			} // Not enough steps to pick a safe random point
			// Pick a random point on the spiral
			var pointIndex = Math.floor(Math.random() * (spiralSteps.length - 10)) + 5;
			var point = spiralSteps[pointIndex];
			// Try to create a small branch or shortcut
			var branchDir = Math.floor(Math.random() * 4);
			var branchDirs = [{
				dx: 0,
				dy: -2
			},
			// Up
			{
				dx: 2,
				dy: 0
			},
			// Right
			{
				dx: 0,
				dy: 2
			},
			// Down
			{
				dx: -2,
				dy: 0
			} // Left
			];
			var dir = branchDirs[branchDir];
			var branchX = point.x + dir.dx;
			var branchY = point.y + dir.dy;
			var connectX = point.x + dir.dx / 2;
			var connectY = point.y + dir.dy / 2;
			// Check if we can make this branch (within inner map boundaries)
			if (branchX >= 1 && branchX < MAP_SIZE - 1 && branchY >= 1 && branchY < MAP_SIZE - 1 && connectX >= 1 && connectX < MAP_SIZE - 1 &&
			// also check connector cell
			connectY >= 1 && connectY < MAP_SIZE - 1) {
				// Only create branch if it connects to another corridor or with a chance for dead-ends
				var hasConnection = false;
				var checkDirs = [{
					dx: -1,
					dy: 0
				}, {
					dx: 1,
					dy: 0
				}, {
					dx: 0,
					dy: -1
				}, {
					dx: 0,
					dy: 1
				}];
				for (var d = 0; d < checkDirs.length; d++) {
					var checkX = branchX + checkDirs[d].dx;
					var checkY = branchY + checkDirs[d].dy;
					if (checkX >= 1 && checkX < MAP_SIZE - 1 &&
					// Check within inner map boundaries
					checkY >= 1 && checkY < MAP_SIZE - 1 && map[checkY][checkX].type === 0 && (Math.abs(checkX - point.x) > 1 || Math.abs(checkY - point.y) > 1)) {
						// Ensure it's not connecting back to itself immediately
						hasConnection = true;
						break;
					}
				}
				if (hasConnection || Math.random() < 0.3) {
					// 30% chance for dead-end branches
					map[connectY][connectX].setType(0);
					map[branchY][branchX].setType(0);
					// Sometimes extend the branch further
					if (Math.random() < 0.5) {
						var extX = branchX + dir.dx;
						var extY = branchY + dir.dy;
						var extConnectX = branchX + dir.dx / 2;
						var extConnectY = branchY + dir.dy / 2;
						if (extX >= 1 && extX < MAP_SIZE - 1 && extY >= 1 && extY < MAP_SIZE - 1 && extConnectX >= 1 && extConnectX < MAP_SIZE - 1 &&
						// check connector
						extConnectY >= 1 && extConnectY < MAP_SIZE - 1 &&
						// check connector
						map[extY][extX].type === 1) {
							// Ensure target is a wall
							map[extConnectY][extConnectX].setType(0);
							map[extY][extX].setType(0);
						}
					}
				}
			}
		}
		// Add a few small rooms/wider areas along the spiral
		var numRooms = 1 + Math.floor(Math.random() * 3); // 1-3 small rooms
		for (var r = 0; r < numRooms; r++) {
			if (spiralSteps.length === 0) {
				continue;
			} // No points to create rooms from
			var roomPointIndex = Math.floor(Math.random() * spiralSteps.length);
			var roomPoint = spiralSteps[roomPointIndex];
			// Create a small 2x2 or 3x3 room
			var roomSize = Math.random() < 0.5 ? 2 : 3;
			var roomStartX = roomPoint.x - Math.floor(roomSize / 2);
			var roomStartY = roomPoint.y - Math.floor(roomSize / 2);
			// Carve room if it fits within inner map boundaries
			var canPlaceRoom = true;
			for (var ry_check = 0; ry_check < roomSize; ry_check++) {
				for (var rx_check = 0; rx_check < roomSize; rx_check++) {
					var checkX = roomStartX + rx_check;
					var checkY = roomStartY + ry_check;
					if (checkX < 1 || checkX >= MAP_SIZE - 1 || checkY < 1 || checkY >= MAP_SIZE - 1) {
						canPlaceRoom = false;
						break;
					}
				}
				if (!canPlaceRoom) {
					break;
				}
			}
			if (canPlaceRoom) {
				for (var ry_carve = 0; ry_carve < roomSize; ry_carve++) {
					for (var rx_carve = 0; rx_carve < roomSize; rx_carve++) {
						map[roomStartY + ry_carve][roomStartX + rx_carve].setType(0);
					}
				}
			}
		}
	} else {
		// mapType === 2 (Mixed)
		// --- Mixed: maze with open arena center ---
		// First, generate a maze
		var stack = [];
		var startX = 1;
		var startY = 1;
		map[startY][startX].setType(0);
		stack.push({
			x: startX,
			y: startY
		});
		while (stack.length > 0) {
			var current = stack[stack.length - 1];
			var potentialMoves = [{
				dx: 0,
				dy: -2,
				wallXOffset: 0,
				wallYOffset: -1
			}, {
				dx: 2,
				dy: 0,
				wallXOffset: 1,
				wallYOffset: 0
			}, {
				dx: 0,
				dy: 2,
				wallXOffset: 0,
				wallYOffset: 1
			}, {
				dx: -2,
				dy: 0,
				wallXOffset: -1,
				wallYOffset: 0
			}];
			for (var i = potentialMoves.length - 1; i > 0; i--) {
				var j = Math.floor(Math.random() * (i + 1));
				var temp = potentialMoves[i];
				potentialMoves[i] = potentialMoves[j];
				potentialMoves[j] = temp;
			}
			var moved = false;
			for (var i = 0; i < potentialMoves.length; i++) {
				var move = potentialMoves[i];
				var nextX = current.x + move.dx;
				var nextY = current.y + move.dy;
				var wallBetweenX = current.x + move.wallXOffset;
				var wallBetweenY = current.y + move.wallYOffset;
				// Allow generation up to edges
				if (nextX >= 0 && nextX < MAP_SIZE && nextY >= 0 && nextY < MAP_SIZE && map[nextY][nextX].type === 1) {
					// Critical check for wallBetween
					if (wallBetweenX >= 0 && wallBetweenX < MAP_SIZE && wallBetweenY >= 0 && wallBetweenY < MAP_SIZE) {
						map[wallBetweenY][wallBetweenX].setType(0);
						map[nextY][nextX].setType(0);
						stack.push({
							x: nextX,
							y: nextY
						});
						moved = true;
						break;
					}
				}
			}
			if (!moved) {
				stack.pop();
			}
		}
		// Open up a central arena - use smaller margin to maximize space
		var arenaMargin = 3;
		for (var y = arenaMargin; y < MAP_SIZE - arenaMargin; y++) {
			for (var x = arenaMargin; x < MAP_SIZE - arenaMargin; x++) {
				if (y >= 0 && y < MAP_SIZE && x >= 0 && x < MAP_SIZE) {
					// Ensure within map bounds
					map[y][x].setType(0);
				}
			}
		}
		// Add random pillars
		for (var p = 0; p < 8; p++) {
			var px = Math.floor(Math.random() * (MAP_SIZE - 2 * arenaMargin - 2)) + arenaMargin + 1;
			var py = Math.floor(Math.random() * (MAP_SIZE - 2 * arenaMargin - 2)) + arenaMargin + 1;
			if (py >= 0 && py < MAP_SIZE && px >= 0 && px < MAP_SIZE) {
				// Ensure pillar is within map bounds
				map[py][px].setType(1);
			}
		}
	}
	// CRITICAL FIX: Ensure outer border is ALWAYS walls
	// This prevents any floor tiles from being at the very edge
	for (var y_border = 0; y_border < MAP_SIZE; y_border++) {
		map[y_border][0].setType(1);
		map[y_border][MAP_SIZE - 1].setType(1);
	}
	for (var x_border = 0; x_border < MAP_SIZE; x_border++) {
		map[0][x_border].setType(1);
		map[MAP_SIZE - 1][x_border].setType(1);
	}
	// 4. Ensure all parts of the map are connected
	ensureMapConnectivity();
	// --- Player Spawn Logic --- (Copied from original, assuming it's still desired)
	var intendedPlayerX, intendedPlayerY;
	if (mapType === 0) {
		// Maze
		intendedPlayerX = 1.5;
		intendedPlayerY = 1.5;
	} else if (mapType === 1) {
		// Arena
		var arenaMarginForSpawn = 2; // Use the margin defined for arena
		intendedPlayerX = arenaMarginForSpawn + 0.5; // Spawn just inside the open area
		intendedPlayerY = arenaMarginForSpawn + 0.5;
	} else if (mapType === 2) {
		// Mixed
		var mixedArenaMarginForSpawn = 3; // Use the new arenaMargin for mixed maps
		intendedPlayerX = mixedArenaMarginForSpawn + 0.5;
		intendedPlayerY = mixedArenaMarginForSpawn + 0.5;
	} else if (mapType === 4) {
		// Spiral Maze
		// For spiral, start near the beginning of the spiral
		intendedPlayerX = 1.5;
		intendedPlayerY = 1.5;
	} else if (mapType === 3) {
		// Grid (This case should ideally not be hit if mapType 3 is removed from availableMapTypes, but keep for robustness or if it's reintroduced)
		intendedPlayerX = Math.floor(MAP_SIZE / 2) + 0.5;
		intendedPlayerY = Math.floor(MAP_SIZE / 2) + 0.5;
	}
	var spawnIsValid = false;
	var intendedCellX = Math.floor(intendedPlayerX);
	var intendedCellY = Math.floor(intendedPlayerY);
	if (intendedCellX >= 0 && intendedCellX < MAP_SIZE && intendedCellY >= 0 && intendedCellY < MAP_SIZE) {
		if (map[intendedCellY][intendedCellX].type === 0 && getDistanceToNearestWall(intendedPlayerX, intendedPlayerY) >= WALL_BUFFER) {
			spawnIsValid = true;
			player.x = intendedPlayerX;
			player.y = intendedPlayerY;
		}
	}
	if (!spawnIsValid) {
		console.warn("Intended player spawn point (" + intendedPlayerX + "," + intendedPlayerY + ") was invalid for mapType " + mapType + ". Searching for an alternative...");
		var alternativeSpawns = [];
		for (var y_scan = 1; y_scan < MAP_SIZE - 1; y_scan++) {
			for (var x_scan = 1; x_scan < MAP_SIZE - 1; x_scan++) {
				var currentSpawnCandidateX = x_scan + 0.5;
				var currentSpawnCandidateY = y_scan + 0.5;
				if (map[y_scan][x_scan].type === 0 && getDistanceToNearestWall(currentSpawnCandidateX, currentSpawnCandidateY) >= WALL_BUFFER) {
					alternativeSpawns.push({
						x: currentSpawnCandidateX,
						y: currentSpawnCandidateY
					});
				}
			}
		}
		if (alternativeSpawns.length > 0) {
			var randomIndex = Math.floor(Math.random() * alternativeSpawns.length);
			player.x = alternativeSpawns[randomIndex].x;
			player.y = alternativeSpawns[randomIndex].y;
			console.log("Player spawn adjusted to a valid alternative: (" + player.x + ", " + player.y + ")");
		} else {
			console.error("CRITICAL: No valid player spawn point found anywhere. Defaulting to (1.5, 1.5).");
			player.x = 1.5; // Fallback, try to ensure this is a floor if possible
			player.y = 1.5;
			if (map[1] && map[1][1] && map[1][1].type === 1) {
				map[1][1].setType(0);
			} // Force (1,1) to be floor
		}
	}
	player.dir = 0;
	var initialPlayerDirForRotationCheck = player.dir;
	var playerRotationAttempts = 0;
	while (playerRotationAttempts < 4) {
		var lookAheadDist = 1.0;
		var cellInFrontMapX = Math.floor(player.x + Math.cos(player.dir) * lookAheadDist);
		var cellInFrontMapY = Math.floor(player.y + Math.sin(player.dir) * lookAheadDist);
		if (cellInFrontMapX >= 0 && cellInFrontMapX < MAP_SIZE && cellInFrontMapY >= 0 && cellInFrontMapY < MAP_SIZE && map[cellInFrontMapY] && map[cellInFrontMapY][cellInFrontMapX] && map[cellInFrontMapY][cellInFrontMapX].type === 0) {
			break;
		}
		player.dir += Math.PI / 2;
		if (player.dir >= Math.PI * 2) {
			player.dir -= Math.PI * 2;
		}
		playerRotationAttempts++;
	}
	if (playerRotationAttempts === 4) {
		console.warn("Player could not be rotated to face an open space. Reverting to: " + initialPlayerDirForRotationCheck);
		player.dir = initialPlayerDirForRotationCheck;
	}
	// --- Monster, Treasure, Gate, Fountain Placement (Copied, assuming still desired) ---
	if (!(player.level !== 0 && player.level % 5 === 0)) {
		// Non-boss levels
		var monstersToPlace = MONSTER_COUNT + Math.floor(player.level * 0.5);
		for (var i = 0; i < monstersToPlace; i++) {
			placeMonster();
		}
	} else {
		// Boss level
		monsters = []; // Ensure no regular monsters
		var boss = new BossMonster();
		var arenaMarginBoss = 1; // Using new arena margin
		var bossSpawnX, bossSpawnY;
		var foundBossSpawn = false;
		var attempts = 0;
		var preferredSpawns = [{
			x: MAP_SIZE - 1 - arenaMarginBoss - 0.5,
			y: MAP_SIZE - 1 - arenaMarginBoss - 0.5
		}, {
			x: MAP_SIZE / 2 + 0.5,
			y: MAP_SIZE / 2 + 0.5
		}];
		for (var s = 0; s < preferredSpawns.length; s++) {
			var spawn = preferredSpawns[s];
			var cellX = Math.floor(spawn.x);
			var cellY = Math.floor(spawn.y);
			if (cellX >= 0 && cellX < MAP_SIZE && cellY >= 0 && cellY < MAP_SIZE && map[cellY][cellX].type === 0 && !map[cellY][cellX].monster && getDistanceToNearestWall(spawn.x, spawn.y) >= MONSTER_WALL_BUFFER) {
				bossSpawnX = spawn.x;
				bossSpawnY = spawn.y;
				foundBossSpawn = true;
				break;
			}
		}
		if (!foundBossSpawn) {
			do {
				bossSpawnX = Math.floor(Math.random() * (MAP_SIZE - 2 * arenaMarginBoss - 2)) + arenaMarginBoss + 1 + 0.5;
				bossSpawnY = Math.floor(Math.random() * (MAP_SIZE - 2 * arenaMarginBoss - 2)) + arenaMarginBoss + 1 + 0.5;
				attempts++;
				if (attempts > 100) {
					bossSpawnX = MAP_SIZE / 2 + 0.5;
					bossSpawnY = MAP_SIZE / 2 + 0.5;
					console.warn("Boss spawn fallback to center.");
					break;
				}
				var cellX = Math.floor(bossSpawnX);
				var cellY = Math.floor(bossSpawnY);
			} while (!(cellX >= 0 && cellX < MAP_SIZE && cellY >= 0 && cellY < MAP_SIZE && map[cellY][cellX].type === 0 && !map[cellY][cellX].monster && getDistanceToNearestWall(bossSpawnX, bossSpawnY) >= MONSTER_WALL_BUFFER));
		}
		boss.mapX = bossSpawnX;
		boss.mapY = bossSpawnY;
		monsters.push(boss);
		dynamicEntitiesContainer.addChild(boss);
		if (map[Math.floor(boss.mapY)] && map[Math.floor(boss.mapY)][Math.floor(boss.mapX)]) {
			map[Math.floor(boss.mapY)][Math.floor(boss.mapX)].addMonster();
		} else {
			console.error("Failed to register boss on map cell: " + Math.floor(boss.mapX) + "," + Math.floor(boss.mapY));
		}
	}
	placeTreasure();
	gate = placeGate();
	placeFountain();
	// --- End Placement Logic ---
}
function placePowerUp() {
	var x, y;
	var attempts = 0;
	var powerUpTypes = ['speed', 'defense', 'health', 'attack'];
	var randomType = powerUpTypes[Math.floor(Math.random() * powerUpTypes.length)];
	do {
		x = Math.floor(Math.random() * (MAP_SIZE - 2)) + 1;
		y = Math.floor(Math.random() * (MAP_SIZE - 2)) + 1;
		attempts++;
		if (attempts > 100) {
			break;
		}
	} while (map[y][x].type !== 0 || map[y][x].monster || map[y][x].treasure || map[y][x].gate || mapCellHasPowerUp(x, y));
	if (attempts <= 100) {
		var powerUp = new PowerUp(randomType);
		powerUp.mapX = x + 0.5; // Center in cell
		powerUp.mapY = y + 0.5; // Center in cell
		powerUps.push(powerUp);
		dynamicEntitiesContainer.addChild(powerUp);
	}
}
function placeFountain() {
	if (fountainPlacedThisLevel) {
		return;
	}
	var potentialSpots = [];
	var deadEndSpots = [];
	for (var y = 1; y < MAP_SIZE - 1; y++) {
		for (var x = 1; x < MAP_SIZE - 1; x++) {
			if (map[y] && map[y][x] && map[y][x].type === 0 && !map[y][x].monster && !map[y][x].treasure && !map[y][x].gate) {
				// Check if already a fountain here by iterating fountains array
				var alreadyFountain = false;
				for (var fIdx = 0; fIdx < fountains.length; fIdx++) {
					if (Math.floor(fountains[fIdx].mapX) === x && Math.floor(fountains[fIdx].mapY) === y) {
						alreadyFountain = true;
						break;
					}
				}
				if (!alreadyFountain) {
					potentialSpots.push({
						x: x,
						y: y
					});
				}
			}
		}
	}
	if (potentialSpots.length === 0) {
		return;
	}
	for (var i = 0; i < potentialSpots.length; i++) {
		var spot = potentialSpots[i];
		var openNeighbors = 0;
		var neighbors = [{
			dx: 0,
			dy: -1
		}, {
			dx: 1,
			dy: 0
		}, {
			dx: 0,
			dy: 1
		}, {
			dx: -1,
			dy: 0
		}];
		for (var j = 0; j < neighbors.length; j++) {
			var nx = spot.x + neighbors[j].dx;
			var ny = spot.y + neighbors[j].dy;
			if (nx >= 0 && nx < MAP_SIZE && ny >= 0 && ny < MAP_SIZE && map[ny] && map[ny][nx] && map[ny][nx].type === 0) {
				openNeighbors++;
			}
		}
		if (openNeighbors === 1) {
			deadEndSpots.push(spot);
		}
	}
	if (deadEndSpots.length === 0) {
		return;
	}
	// Shuffle deadEndSpots
	for (var i = deadEndSpots.length - 1; i > 0; i--) {
		var j = Math.floor(Math.random() * (i + 1));
		var temp = deadEndSpots[i];
		deadEndSpots[i] = deadEndSpots[j];
		deadEndSpots[j] = temp;
	}
	var placed = false;
	for (var k = 0; k < deadEndSpots.length; k++) {
		var spotToPlace = deadEndSpots[k];
		var cellX = spotToPlace.x;
		var cellY = spotToPlace.y;
		var isPlayerSpot = cellX === Math.floor(player.x) && cellY === Math.floor(player.y);
		// Gate might not be placed yet if this is called before placeGate, so check gate object directly
		var isGateSpot = gate && cellX === Math.floor(gate.mapX) && cellY === Math.floor(gate.mapY);
		// Re-check map cell properties directly, as they are the source of truth for monsters/treasures placed by their respective functions
		var cellIsOccupiedByOtherMapEntity = map[cellY][cellX].monster || map[cellY][cellX].treasure || map[cellY][cellX].gate;
		if (!isPlayerSpot && !isGateSpot && !cellIsOccupiedByOtherMapEntity && map[cellY][cellX].type === 0) {
			var fountain = new Fountain();
			fountain.init(cellX + 0.5, cellY + 0.5);
			fountains.push(fountain);
			dynamicEntitiesContainer.addChild(fountain); // Add to the same container as monsters/treasures
			fountainPlacedThisLevel = true;
			placed = true;
			break;
		}
	}
}
function mapCellHasPowerUp(cellX, cellY) {
	for (var i = 0; i < powerUps.length; i++) {
		if (Math.floor(powerUps[i].mapX) === cellX && Math.floor(powerUps[i].mapY) === cellY) {
			return true;
		}
	}
	return false;
}
function placeMonster() {
	// Find a random empty cell
	var x, y;
	var attempts = 0;
	do {
		x = Math.floor(Math.random() * (MAP_SIZE - 2)) + 1;
		y = Math.floor(Math.random() * (MAP_SIZE - 2)) + 1;
		attempts++;
		// Make sure it's not too close to the player
		var distToPlayer = Math.sqrt(Math.pow(x - player.x, 2) + Math.pow(y - player.y, 2));
		if (attempts > 100) {
			break;
		} // Prevent infinite loop
	} while (map[y][x].type !== 0 || map[y][x].monster || map[y][x].treasure || distToPlayer < 3);
	if (attempts <= 100) {
		map[y][x].addMonster();
		var monster;
		// Randomly decide to spawn a regular Monster, an EyeballMonster, or an ImpMonster
		var randMonsterType = Math.random();
		if (randMonsterType < 0.1) {
			// 50% chance for Ogre (Monster)
			monster = new Monster();
			// Monster health is set in its constructor
		} else if (randMonsterType < 0.4) {
			// 30% chance for EyeballMonster (0.5 to 0.799...)
			monster = new EyeballMonster();
			// EyeballMonster health is set in its constructor
			// monster.startBobbing(); // Call removed as bobbing is disabled
		} else {
			// 20% chance for ImpMonster (0.8 to 0.999...)
			monster = new ImpMonster();
			// ImpMonster health and other stats are set in its constructor
		}
		// Common monster setup
		monster.mapX = x + 0.5; // Center in cell
		monster.mapY = y + 0.5; // Center in cell
		// Initialize attack cooldown properties for all monster types
		// These might be defined in individual monster classes but ensuring they exist for MonsterAI
		if (monster.attackCooldown === undefined) {
			monster.attackCooldown = 2000;
		} // Default if not set
		if (monster.lastAttackTime === undefined) {
			monster.lastAttackTime = 0;
		}
		if (monster.canAttack === undefined) {
			monster.canAttack = true;
		}
		monsters.push(monster);
		dynamicEntitiesContainer.addChild(monster);
	}
}
function placeTreasure() {
	var potentialSpots = [];
	var deadEndSpots = [];
	// Iterate through the map (excluding borders initially for simplicity in dead-end logic)
	// to find all valid floor cells for treasure.
	for (var y = 1; y < MAP_SIZE - 1; y++) {
		for (var x = 1; x < MAP_SIZE - 1; x++) {
			if (map[y] && map[y][x] && map[y][x].type === 0 && !map[y][x].monster && !map[y][x].treasure &&
			// Check if cell already has a treasure (though addTreasure also checks)
			!map[y][x].gate) {
				potentialSpots.push({
					x: x,
					y: y
				});
			}
		}
	}
	if (potentialSpots.length === 0) {
		return; // No suitable spots found
	}
	// Identify dead ends from the list of potential spots
	for (var i = 0; i < potentialSpots.length; i++) {
		var spot = potentialSpots[i];
		var openNeighbors = 0;
		var neighbors = [{
			dx: 0,
			dy: -1
		},
		// North
		{
			dx: 1,
			dy: 0
		},
		// East
		{
			dx: 0,
			dy: 1
		},
		// South
		{
			dx: -1,
			dy: 0
		} // West
		];
		for (var j = 0; j < neighbors.length; j++) {
			var nx = spot.x + neighbors[j].dx;
			var ny = spot.y + neighbors[j].dy;
			// Check bounds and if neighbor is a floor cell
			if (nx >= 0 && nx < MAP_SIZE && ny >= 0 && ny < MAP_SIZE && map[ny] && map[ny][nx] && map[ny][nx].type === 0) {
				openNeighbors++;
			}
		}
		if (openNeighbors === 1) {
			deadEndSpots.push(spot);
		}
	}
	var treasuresPlaced = 0;
	var maxTreasures = 1 + Math.floor(Math.random() * 3); // 1 to 3 treasures
	// Attempt to place treasures in dead ends if any exist
	if (deadEndSpots.length > 0) {
		if (deadEndSpots.length > 1) {
			// Shuffle deadEndSpots
			for (var i = deadEndSpots.length - 1; i > 0; i--) {
				var j = Math.floor(Math.random() * (i + 1));
				var temp = deadEndSpots[i];
				deadEndSpots[i] = deadEndSpots[j];
				deadEndSpots[j] = temp;
			}
		}
		for (var i = 0; i < deadEndSpots.length && treasuresPlaced < maxTreasures; i++) {
			var spot = deadEndSpots[i];
			var cellX = spot.x;
			var cellY = spot.y;
			// Check if the spot is the player's current location
			if (cellX === Math.floor(player.x) && cellY === Math.floor(player.y)) {
				continue; // Skip this spot if it's where the player is
			}
			// Double-check if we can add treasure to this cell (MapCell's own logic)
			if (map[cellY] && map[cellY][cellX] && map[cellY][cellX].addTreasure()) {
				var treasure = new Treasure();
				treasure.mapX = cellX + 0.5; // Center treasure in the cell
				treasure.mapY = cellY + 0.5; // Center treasure in the cell
				treasure.value = 1 + Math.floor(Math.random() * player.level);
				treasures.push(treasure);
				dynamicEntitiesContainer.addChild(treasure);
				treasuresPlaced++;
			}
		}
	} //{n6} // End of dead-end placement attempt
	// If no treasures were placed (either no dead ends or dead ends unsuitable),
	// and potentialSpots exist, try to place at least one treasure from general potential spots.
	if (treasuresPlaced === 0 && potentialSpots.length > 0) {
		// Shuffle potentialSpots to get a random non-dead-end spot
		for (var i = potentialSpots.length - 1; i > 0; i--) {
			var j = Math.floor(Math.random() * (i + 1));
			var temp = potentialSpots[i];
			potentialSpots[i] = potentialSpots[j];
			potentialSpots[j] = temp;
		}
		for (var i = 0; i < potentialSpots.length; i++) {
			var spot = potentialSpots[i];
			var cellX = spot.x;
			var cellY = spot.y;
			// Ensure spot is not player's location or gate location.
			// The map[cellY][cellX].addTreasure() call will handle other occupancy checks (monster, existing treasure).
			if (cellX === Math.floor(player.x) && cellY === Math.floor(player.y)) {
				continue;
			}
			if (gate && cellX === Math.floor(gate.mapX) && cellY === Math.floor(gate.mapY)) {
				continue;
			}
			if (map[cellY] && map[cellY][cellX] && map[cellY][cellX].type === 0 && map[cellY][cellX].addTreasure()) {
				var treasure = new Treasure();
				treasure.mapX = cellX + 0.5;
				treasure.mapY = cellY + 0.5;
				treasure.value = 1 + Math.floor(Math.random() * player.level); // Standard value for fallback treasure
				treasures.push(treasure);
				dynamicEntitiesContainer.addChild(treasure);
				treasuresPlaced++; // This will become 1
				break; // Only place one fallback treasure
			}
		}
	}
}
function placeGate() {
	// Place gate in a random valid location
	var x, y;
	var attempts = 0;
	var validPositions = [];
	// Collect all valid positions first
	for (var i = 0; i < 100; i++) {
		x = Math.floor(Math.random() * (MAP_SIZE - 2)) + 1;
		y = Math.floor(Math.random() * (MAP_SIZE - 2)) + 1;
		// Check if the cell is suitable
		if (map[y][x].type === 0 && !map[y][x].monster && !map[y][x].treasure && !map[y][x].gate) {
			// Make sure it's far from the player's spawn point
			var distToPlayer = Math.sqrt(Math.pow(x - player.x, 2) + Math.pow(y - player.y, 2));
			if (distToPlayer > MAP_SIZE / 2.5) {
				// Increased distance requirement, ensures it's far
				// Add to valid positions
				validPositions.push({
					x: x,
					y: y
				});
			}
		}
	}
	// If we found valid spots, choose one randomly
	if (validPositions.length > 0) {
		// Pick a random position from the valid ones
		var randomIndex = Math.floor(Math.random() * validPositions.length);
		var chosenPos = validPositions[randomIndex];
		var gateX = chosenPos.x; // This is the cell's integer X index
		var gateY = chosenPos.y; // This is the cell's integer Y index
		// Place the gate
		map[gateY][gateX].addGate(); // Use integer indices for map cell logic
		var gate = new Gate();
		// Set gate's world position to the center of the cell
		gate.mapX = gateX + 0.5;
		gate.mapY = gateY + 0.5;
		dynamicEntitiesContainer.addChild(gate);
		return gate;
	}
	return null;
}
function createUI() {
	// Health display
	healthText = new Text2('Health: ' + player.health, {
		size: 40,
		fill: 0xFF5555
	});
	healthText.anchor.set(0, 0);
	LK.gui.topRight.addChild(healthText);
	healthText.x = -200;
	healthText.y = 20;
	// Score display
	scoreText = new Text2('Score: ' + player.score, {
		size: 40,
		fill: 0xFFFF55
	});
	scoreText.anchor.set(0, 0);
	LK.gui.topRight.addChild(scoreText);
	scoreText.x = -200;
	scoreText.y = 80;
	// Level display
	levelText = new Text2('Level: ' + player.level, {
		size: 40,
		fill: 0x55FF55
	});
	levelText.anchor.set(0, 0);
	LK.gui.topRight.addChild(levelText);
	levelText.x = -200;
	levelText.y = 140;
	// Monster counter display
	monsterText = new Text2('Monsters: 0', {
		size: 40,
		fill: 0xFF9955
	});
	monsterText.anchor.set(0, 0);
	LK.gui.topRight.addChild(monsterText);
	monsterText.x = -200;
	monsterText.y = 200;
	// Update UI displays
	updateUI();
	// Initialize Interaction Prompt UI
	interactionPromptContainer = new Container();
	interactionPromptMainText = new Text2('', {
		size: 70,
		fill: 0xFFFFFF,
		stroke: 0x000000,
		strokeThickness: 6,
		align: 'center'
	});
	interactionPromptMainText.anchor.set(0.5, 0.5); // Centered
	interactionPromptContainer.addChild(interactionPromptMainText);
	interactionPromptParentheticalGroup = new Container(); // Anchor (0,0) by default
	interactionPromptPressOpenText = new Text2('(Press ', {
		size: 60,
		// Slightly smaller for parenthetical part
		fill: 0xDDDDDD,
		stroke: 0x000000,
		strokeThickness: 5
	});
	interactionPromptPressOpenText.anchor.set(0, 0.5); // Anchor left-middle for horizontal layout
	// Use 'controlButton' asset for the image, scaled appropriately
	interactionPromptButtonImage = LK.getAsset('attackButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 0.6,
		// Scaled for prompt
		scaleY: 0.6
	});
	interactionPromptPressCloseText = new Text2(')', {
		size: 60,
		// Slightly smaller
		fill: 0xDDDDDD,
		stroke: 0x000000,
		strokeThickness: 5
	});
	interactionPromptPressCloseText.anchor.set(0, 0.5); // Anchor left-middle
	interactionPromptParentheticalGroup.addChild(interactionPromptPressOpenText);
	interactionPromptParentheticalGroup.addChild(interactionPromptButtonImage);
	interactionPromptParentheticalGroup.addChild(interactionPromptPressCloseText);
	interactionPromptContainer.addChild(interactionPromptParentheticalGroup);
	LK.gui.center.addChild(interactionPromptContainer);
	interactionPromptContainer.visible = false;
}
function updateUI() {
	healthText.setText('Health: ' + player.health);
	scoreText.setText('Score: ' + player.score);
	levelText.setText('Level: ' + player.level);
	monsterText.setText('Monsters: ' + monsters.length);
	// Update score in LK system
	LK.setScore(player.score);
}
function createControlButtons() {
	// Create joystick control for movement
	controlButtons.joystick = new JoystickController();
	controlButtons.joystick.x = 400;
	controlButtons.joystick.y = 2732 - 500;
	gameLayer.addChild(controlButtons.joystick);
	// Using the global layer system - no need to recreate layers here
	// Create attack button more centered on the right side
	controlButtons.attack = new ControlButton('attack');
	controlButtons.attack.x = 2048 - 400;
	controlButtons.attack.y = 2732 - 500;
	gameLayer.addChild(controlButtons.attack);
	// Add right hand at the bottom right for projectile firing
	globalRightHand = LK.getAsset('rightHand', {
		anchorX: 0.5,
		anchorY: 0.9,
		scaleX: 1.2,
		scaleY: 1.2
	});
	globalRightHand.x = 2048 * 0.6; // Position just off right of middle
	globalRightHand.y = 2732; // Bottom of the screen
	handLayer.addChild(globalRightHand);
	// Add pulse and float animation to give the hand some life
	var _animateHand = function animateHand() {
		// Get a small random x offset between -40 and 40 pixels
		var randomXOffset = Math.random() * 80 - 40;
		// Store original X position if not set yet
		if (globalRightHand.originalX === undefined) {
			globalRightHand.originalX = globalRightHand.x;
		}
		// Slow scale pulse animation with random left/right movement
		tween(globalRightHand, {
			scaleX: 1.1,
			scaleY: 1.1,
			x: globalRightHand.originalX + randomXOffset,
			y: 2732 - 15 // Float up slightly from base position
		}, {
			duration: 1800,
			easing: tween.easeInOut,
			onFinish: function onFinish() {
				// Get another random x offset for the return animation
				var returnRandomXOffset = Math.random() * 40 - 20;
				tween(globalRightHand, {
					scaleX: 1.1,
					scaleY: 1.1,
					x: globalRightHand.originalX + returnRandomXOffset,
					y: 2732 // Return to original position
				}, {
					duration: 1800,
					easing: tween.easeInOut,
					onFinish: _animateHand
				});
			}
		});
	};
	// Start the hand animation
	_animateHand();
}
function castRayDDAInto(startX, startY, rayDirX, rayDirY, result) {
	// Pre-compute map coordinates only once
	var mapX = Math.floor(startX);
	var mapY = Math.floor(startY);
	// Early bounds check to avoid unnecessary computation
	if (mapX < 0 || mapX >= MAP_SIZE || mapY < 0 || mapY >= MAP_SIZE) {
		result.wallHit = true;
		result.distance = MAX_RENDER_DISTANCE;
		result.side = 0;
		result.wallType = 1; // Default wall type if out of bounds
		result.mapX = mapX;
		result.mapY = mapY;
		return;
	}
	// Pre-compute these reciprocals once to avoid division in the loop
	var deltaDistX = Math.abs(rayDirX) < 0.0001 ? 9999999 : Math.abs(1 / rayDirX);
	var deltaDistY = Math.abs(rayDirY) < 0.0001 ? 9999999 : Math.abs(1 / rayDirY);
	var stepX, stepY, sideDistX, sideDistY;
	// Optimize direction calculations with ternary operators
	stepX = rayDirX < 0 ? -1 : 1;
	sideDistX = rayDirX < 0 ? (startX - mapX) * deltaDistX : (mapX + 1.0 - startX) * deltaDistX;
	stepY = rayDirY < 0 ? -1 : 1;
	sideDistY = rayDirY < 0 ? (startY - mapY) * deltaDistY : (mapY + 1.0 - startY) * deltaDistY;
	// Use a maximum iteration count to prevent potential infinite loops
	var hit = false;
	var side = 0;
	var maxIterations = MAP_SIZE * 2; // Maximum map traversal
	var iterations = 0;
	// Main DDA loop with iteration limit
	while (!hit && iterations < maxIterations) {
		// Store the smaller of the two side distances for optimization
		if (sideDistX < sideDistY) {
			sideDistX += deltaDistX;
			mapX += stepX;
			side = 0;
		} else {
			sideDistY += deltaDistY;
			mapY += stepY;
			side = 1;
		}
		// Fast bounds check
		if (mapX < 0 || mapX >= MAP_SIZE || mapY < 0 || mapY >= MAP_SIZE) {
			hit = true; // Ray went out of bounds
			continue;
		}
		// Fast wall check - avoid accessing map if possible
		if (map[mapY] && map[mapY][mapX] && map[mapY][mapX].type === 1) {
			hit = true;
		}
		iterations++;
	}
	// Calculate distance precisely for the current ray hit
	var perpWallDist;
	if (hit) {
		// Only calculate precise distance if a wall was hit (or went out of bounds)
		if (side === 0) {
			perpWallDist = (mapX - startX + (1 - stepX) / 2) / rayDirX;
		} else {
			perpWallDist = (mapY - startY + (1 - stepY) / 2) / rayDirY;
		}
		// Clamp distance
		perpWallDist = Math.max(0.001, Math.min(MAX_RENDER_DISTANCE, perpWallDist));
	} else {
		// No wall hit within maxIterations, treat as max distance
		perpWallDist = MAX_RENDER_DISTANCE;
	}
	result.wallHit = hit;
	result.distance = perpWallDist;
	result.side = side;
	// Determine wallType only if hit and within bounds
	if (hit && mapX >= 0 && mapX < MAP_SIZE && mapY >= 0 && mapY < MAP_SIZE && map[mapY] && map[mapY][mapX]) {
		result.wallType = map[mapY][mapX].type;
	} else {
		result.wallType = 1; // Default or out-of-bounds wall type
	}
	result.mapX = mapX;
	result.mapY = mapY;
}
// Separate the raycasting logic from the visual updates
function fullRayCasting() {
	floorCaster.update(player.x, player.y, player.dir);
	// Pre-calculate values needed for all rays
	var playerX = player.x;
	var playerY = player.y;
	var playerDir = player.dir;
	// Process all rays at once
	for (var rayIdx = 0; rayIdx < NUM_RAYS; rayIdx++) {
		var rayResult = rayResults[rayIdx]; // Use pre-allocated object
		// Calculate ray angle and direction
		var rayAngle = playerDir - HALF_FOV + rayIdx / NUM_RAYS * FOV;
		var rayDirX = Math.cos(rayAngle);
		var rayDirY = Math.sin(rayAngle);
		// Get ray hit info - populates rayResult
		castRayDDAInto(playerX, playerY, rayDirX, rayDirY, rayResult);
		// rayResult.distance is perpWallDist
		if (rayResult.wallHit) {
			// Calculate final strip properties and store in rayResult
			rayResult.actualDistance = rayResult.distance * Math.cos(rayAngle - playerDir);
			rayResult.wallHeight = Math.max(STRIP_WIDTH, Math.min(2732, WALL_HEIGHT_FACTOR / rayResult.actualDistance));
			var wallX;
			if (rayResult.side === 0) {
				wallX = playerY + rayResult.distance * rayDirY;
			} else {
				wallX = playerX + rayResult.distance * rayDirX;
			}
			var texturePos = wallX * 64; // This scales wallX so one unit of wallX effectively spans 64 original texture slices.
			// Use all 64 wall tiles (1-64)
			// Original calculation provided an index from 0 to 63 for a 64-slice block.
			var baseIndexOriginal64 = Math.floor(texturePos) % 64; // This gives an index from 0 to 63.
			var tileIndex = baseIndexOriginal64 + 1; // Convert to 1-64 for walltile1 to walltile64
			// Apply reflection based on side and ray direction, mapping within the new range [1, 64].
			var minTexIdNewRange = 1;
			var maxTexIdNewRange = 64;
			if (rayResult.side === 0 && rayDirX > 0) {
				// Reflects: e.g., if min=1, max=64: 1 maps to 64, 2 to 63, ..., 64 to 1.
				// Formula: new_min + (new_max - current_value_in_new_range)
				tileIndex = minTexIdNewRange + (maxTexIdNewRange - tileIndex);
			}
			if (rayResult.side === 1 && rayDirY < 0) {
				// Same reflection logic for this case.
				tileIndex = minTexIdNewRange + (maxTexIdNewRange - tileIndex);
			}
			rayResult.textureIndex = tileIndex;
			rayResult.screenX = Math.round(rayIdx * STRIP_WIDTH + (2048 - NUM_RAYS * STRIP_WIDTH) / 2);
			// Update strip with calculated values
			var strip = wallSegments[rayIdx];
			strip.x = rayResult.screenX;
			strip.updateStrip(STRIP_WIDTH, rayResult.wallHeight, rayIdx, rayResult.wallType, rayResult.actualDistance, 0, rayResult.side, rayResult.textureIndex, rayResult.mapX, rayResult.mapY);
			strip.visible = true;
			// Add to renderableObjects (cleared each frame in game.update, so always push)
			renderableObjects.push({
				distance: rayResult.actualDistance,
				object: strip,
				type: 'wall',
				originalSortOrder: rayIdx
			});
		} else {
			// Clear strip if no wall was hit
			var strip = wallSegments[rayIdx];
			if (strip && strip.clearStrip) {
				strip.clearStrip();
				strip.visible = false;
			}
			// Ensure wallHit is false for updateRaycastVisuals
			rayResult.wallHit = false;
		}
	}
}
function updateRaycastVisuals() {
	// floorCaster.update is handled by the main rayCasting function if this optimization path is taken.
	// Or, if floor/ceiling should update even on minor moves, it can be called here too.
	// For now, following prompt implies floor/ceiling only updates on fullRayCasting.
	// Process all rays using cached data
	for (var rayIdx = 0; rayIdx < NUM_RAYS; rayIdx++) {
		var rayResult = rayResults[rayIdx]; // Use cached data
		if (rayResult.wallHit) {
			// Check cached wallHit
			// Update strip with cached values
			var strip = wallSegments[rayIdx];
			strip.x = rayResult.screenX;
			strip.updateStrip(STRIP_WIDTH, rayResult.wallHeight, rayIdx, rayResult.wallType, rayResult.actualDistance, 0, rayResult.side, rayResult.textureIndex, rayResult.mapX, rayResult.mapY);
			strip.visible = true;
			// Add to renderableObjects using cached distance (cleared each frame in game.update, so always push)
			renderableObjects.push({
				distance: rayResult.actualDistance,
				object: strip,
				type: 'wall',
				originalSortOrder: rayIdx
			});
		} else {
			// Clear strip if no wall was hit (based on cache)
			var strip = wallSegments[rayIdx];
			if (strip && strip.clearStrip) {
				strip.clearStrip();
				strip.visible = false;
			}
		}
	}
}
function rayCasting() {
	// Check if player has moved enough to require new raycasting
	// A small threshold helps prevent floating point inaccuracies from triggering constant raycasts.
	var playerMoved = Math.abs(player.x - lastPlayerX) > 0.001 || Math.abs(player.y - lastPlayerY) > 0.001 || Math.abs(player.dir - lastPlayerDir) > 0.001;
	// Only perform full raycasting if needed
	if (playerMoved || shouldRaycast) {
		// Perform full raycasting (this also updates floor/ceiling via floorCaster.update)
		fullRayCasting();
		// Update cached player position and state
		lastPlayerX = player.x;
		lastPlayerY = player.y;
		lastPlayerDir = player.dir;
		shouldRaycast = false; // Reset flag until next explicit request or significant move
	} else {
		// Just update the visual rendering of walls with already calculated ray data
		// Floor/ceiling are NOT updated in this path, as per optimization.
		updateRaycastVisuals();
	}
}
function renderEntities() {
	var allDynamicEntities = monsters.concat(treasures).concat(powerUps.filter(function (p) {
		return !p.collected;
	})).concat(fountains);
	if (gate) {
		allDynamicEntities.push(gate);
	}
	// visibleEntities array and local sorting are no longer needed here.
	// Entities will be added to the global renderableObjects array.
	for (var i = 0; i < allDynamicEntities.length; i++) {
		var entity = allDynamicEntities[i];
		entity.visible = false; // Hide by default, will be set true if it should be rendered.
		var dx = entity.mapX - player.x;
		var dy = entity.mapY - player.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		entity.renderDist = dist; // Store distance for sorting
		if (dist >= MAX_RENDER_DISTANCE) {
			// Too far to render
			continue;
		}
		var angle = Math.atan2(dy, dx) - player.dir;
		// Normalize angle to be within -PI to PI range
		while (angle < -Math.PI) {
			angle += Math.PI * 2;
		}
		while (angle > Math.PI) {
			angle -= Math.PI * 2;
		}
		if (Math.abs(angle) < HALF_FOV) {
			// Check if entity is within Field of View
			var rayHit = castRayToPoint(player.x, player.y, entity.mapX, entity.mapY);
			// Check if there's a clear Line of Sight to the entity
			// (dist - 0.5 is a small tolerance, e.g. for entity's own depth/size)
			if (!rayHit.hit || rayHit.dist > dist - 0.5) {
				entity.visible = true; // Mark as visible for rendering
				var screenX = (0.5 + angle / FOV) * 2048; // Project to screen X
				var height = WALL_HEIGHT_FACTOR / dist; // Calculate perceived height
				var scale = height / 100; // Assuming base asset height is 100 for scaling
				entity.x = screenX;
				// Y position calculation
				var screenY_horizon = 2732 / 2;
				var player_camera_height_projection_factor = WALL_HEIGHT_FACTOR * 0.5; // Simulates camera height
				var screenY_for_floor_at_dist = screenY_horizon + player_camera_height_projection_factor / dist;
				var z_to_screen_pixels_factor = WALL_HEIGHT_FACTOR;
				if (entity instanceof Treasure) {
					// Treasures are on the floor. Their anchor is 0.5 (center).
					// To place the bottom of the treasure on the 'screenY_for_floor_at_dist' line,
					// its center (entity.y) must be 'screenY_for_floor_at_dist - actualRenderedHeight / 2'.
					// 'scale' is (WALL_HEIGHT_FACTOR / dist) / 100, calculated a few lines above.
					// 'texture.height' is the original asset height.
					var currentSprite = entity.isOpen ? entity.treasureOpenSprite : entity.treasureSprite;
					// Per LK guidelines, .width and .height on an asset provide its original dimensions.
					// The error indicates currentSprite.texture is undefined, so we use currentSprite.height instead.
					var currentSpriteOriginalHeight = currentSprite.height;
					var actualRenderedHeight = currentSpriteOriginalHeight * scale; // 'scale' is the calculated scale for this frame
					// Adjusted from actualRenderedHeight / 2 (which is * 0.5) to * 0.45
					// This subtracts a slightly smaller amount, making entity.y larger (lower on screen).
					entity.y = screenY_for_floor_at_dist - actualRenderedHeight * 0.2;
				} else if (entity instanceof PowerUp) {
					var powerUpWorldZ = entity.verticalOffset; // PowerUps have verticalOffset from chest
					var screenY_offset_due_to_worldZ = powerUpWorldZ * z_to_screen_pixels_factor / dist;
					// currentBobOffset for PowerUp is in screen pixels.
					entity.y = screenY_for_floor_at_dist - screenY_offset_due_to_worldZ + entity.currentBobOffset - height / 2;
				} else if (entity instanceof Fountain) {
					// Fountains are on the floor, similar to treasures.
					var fountainSprite = entity.sprite;
					var fountainSpriteOriginalHeight = fountainSprite.height;
					var actualRenderedHeightFountain = fountainSpriteOriginalHeight * scale;
					// Using * 0.2 based on treasure logic to position bottom edge appropriately
					entity.y = screenY_for_floor_at_dist - actualRenderedHeightFountain * 0.2;
				} else if (entity instanceof EyeballMonster) {
					var eyeballWorldZ = entity.baseWorldYOffset; // currentBobbingYOffset removed
					var screenY_offset_due_to_worldZ = eyeballWorldZ * z_to_screen_pixels_factor / dist;
					entity.y = screenY_for_floor_at_dist - screenY_offset_due_to_worldZ; // Eyeball anchor is 0.5, already centered.
				} else if (entity instanceof Gate) {
					// Gate Y position to match treasure height
					// Ensure 'scale' and 'screenY_for_floor_at_dist' are defined earlier in this function.
					// 'scale' is derived from 'height' which is WALL_HEIGHT_FACTOR / dist.
					// 'screenY_for_floor_at_dist' = screenY_horizon + player_camera_height_projection_factor / dist;
					var gateSpriteOriginalHeight = entity.gateSprite.height; // Accessing the gate's sprite height
					var actualRenderedHeightGate = gateSpriteOriginalHeight * scale; // 'scale' is the dynamic scale factor
					entity.y = screenY_for_floor_at_dist - actualRenderedHeightGate * 0.2; // Match treasure's Y calculation
				} else if (entity instanceof Monster || entity instanceof ImpMonster || entity instanceof BossMonster) {
					// Gate removed from this condition
					// Calculate Y position based on size multiplier (if any)
					var entitySizeMultiplier = entity.sizeMultiplier || 1.0; // Default to 1.0 if no multiplier
					var screenY_horizon = 2732 / 2; // Ensure screenY_horizon is defined in this specific scope if not already
					// 'height' should be available from earlier in the function: var height = WALL_HEIGHT_FACTOR / dist;
					if (entitySizeMultiplier < 1.0) {
						// For smaller entities, lower them proportionally
						// This means their visual base aligns more with larger entities, rather than their center.
						var sizeReduction = (1 - entitySizeMultiplier) * height * 0.5; // How much smaller they are in terms of screen height
						entity.y = screenY_horizon + sizeReduction; // Add to lower them (Y increases downwards)
					} else {
						// Normal positioning for regular-sized or larger entities (center on horizon)
						entity.y = screenY_horizon;
					}
				} else {
					// Fallback for any other entity type (should ideally be handled above)
					entity.y = screenY_horizon;
				}
				// Scale adjustments
				if (entity instanceof PowerUp) {
					var finalScale = scale * entity.spawnScaleMultiplier; // Apply spawn scale animation
					entity.scale.set(finalScale, finalScale);
				} else if (entity.sizeMultiplier !== undefined) {
					// For monsters with custom size multipliers
					var customScale = scale * entity.sizeMultiplier;
					entity.scale.set(customScale, customScale);
				} else {
					// Default scaling for other entities
					entity.scale.set(scale, scale);
				}
				// Apply distance-based tinting to entities
				var SHADE_START_FACTOR_ENTITIES = 0.3; // Match floor/ceiling behavior
				var MIN_SHADE_ENTITIES = 0.2; // General minimum shade for distant entities
				var distanceRatioEntities = dist / MAX_RENDER_DISTANCE;
				var entityShadeFactor = Math.max(MIN_SHADE_ENTITIES, 1 - distanceRatioEntities / SHADE_START_FACTOR_ENTITIES);
				// --- Apply projectile light to entities ---
				var totalProjectileLightInfluenceEntity = 0;
				for (var k = 0; k < projectiles.length; k++) {
					var proj = projectiles[k];
					if (proj.active) {
						var dxProjEntity = proj.worldX - entity.mapX;
						var dyProjEntity = proj.worldY - entity.mapY;
						var distToProjectileEntitySq = dxProjEntity * dxProjEntity + dyProjEntity * dyProjEntity;
						if (distToProjectileEntitySq < PROJECTILE_LIGHT_RADIUS * PROJECTILE_LIGHT_RADIUS) {
							var distToProjectileEntity = Math.sqrt(distToProjectileEntitySq);
							var distRatioProjEntity = distToProjectileEntity / PROJECTILE_LIGHT_RADIUS;
							var falloffEntity = Math.pow(Math.max(0, 1 - distRatioProjEntity), PROJECTILE_LIGHT_FALLOFF_EXPONENT);
							totalProjectileLightInfluenceEntity += PROJECTILE_LIGHT_MAX_CONTRIBUTION * falloffEntity;
						}
					}
				}
				entityShadeFactor = Math.min(1.0, entityShadeFactor + totalProjectileLightInfluenceEntity);
				// --- End projectile light for entities ---
				var finalEntityTint;
				if (entity instanceof Monster || entity instanceof EyeballMonster || entity instanceof ImpMonster || entity instanceof BossMonster) {
					// For Monster, EyeballMonster, ImpMonster, and BossMonster, 'entity' is the main container.
					// Tinting the container affects its children sprites. Base tint is white (0xFFFFFF).
					var r_ge = Math.floor(0xFF * entityShadeFactor);
					var g_ge = Math.floor(0xFF * entityShadeFactor);
					var b_ge = Math.floor(0xFF * entityShadeFactor);
					finalEntityTint = r_ge << 16 | g_ge << 8 | b_ge;
					entity.tint = finalEntityTint;
					// Alpha is managed by internal sprite animations or visibility logic.
				} else if (entity instanceof Treasure) {
					var baseTreasureTint = 0xdddddd; // Treasure has a specific base tint
					var r_t = baseTreasureTint >> 16 & 0xFF;
					var g_t = baseTreasureTint >> 8 & 0xFF;
					var b_t = baseTreasureTint & 0xFF;
					r_t = Math.floor(r_t * entityShadeFactor);
					g_t = Math.floor(g_t * entityShadeFactor);
					b_t = Math.floor(b_t * entityShadeFactor);
					finalEntityTint = r_t << 16 | g_t << 8 | b_t;
					var targetSprite = entity.isOpen ? entity.treasureOpenSprite : entity.treasureSprite;
					targetSprite.tint = finalEntityTint;
					// Preserve targetSprite.alpha for open/close animation.
				} else if (entity instanceof PowerUp) {
					// PowerUp sprite base tint is white (0xFFFFFF).
					var r_p = Math.floor(0xFF * entityShadeFactor);
					var g_p = Math.floor(0xFF * entityShadeFactor);
					var b_p = Math.floor(0xFF * entityShadeFactor);
					finalEntityTint = r_p << 16 | g_p << 8 | b_p;
					entity.powerUpSprite.tint = finalEntityTint;
					// Preserve entity.powerUpSprite.alpha for collection animation.
				} else if (entity instanceof Fountain) {
					var baseFountainTint = entity.state === 'full' ? 0xFFFFFF : 0x707070; // White when full, dark grey when empty
					var r_ft = baseFountainTint >> 16 & 0xFF;
					var g_ft = baseFountainTint >> 8 & 0xFF;
					var b_ft = baseFountainTint & 0xFF;
					r_ft = Math.floor(r_ft * entityShadeFactor);
					g_ft = Math.floor(g_ft * entityShadeFactor);
					b_ft = Math.floor(b_ft * entityShadeFactor);
					finalEntityTint = r_ft << 16 | g_ft << 8 | b_ft;
					entity.sprite.tint = finalEntityTint;
				} else if (entity instanceof Gate) {
					var baseGateTint = 0x00FF00; // Gate is tinted green
					var r_ga = baseGateTint >> 16 & 0xFF;
					var g_ga = baseGateTint >> 8 & 0xFF;
					var b_ga = baseGateTint & 0xFF;
					r_ga = Math.floor(r_ga * entityShadeFactor);
					g_ga = Math.floor(g_ga * entityShadeFactor);
					b_ga = Math.floor(b_ga * entityShadeFactor);
					finalEntityTint = r_ga << 16 | g_ga << 8 | b_ga;
					entity.gateSprite.tint = finalEntityTint;
					// Preserve entity.gateSprite.alpha for its pulse animation.
				}
				// Add to global list for sorting with walls
				renderableObjects.push({
					distance: entity.renderDist,
					object: entity,
					type: 'entity'
				});
			}
		}
	}
	// Sorting and adding to dynamicEntitiesContainer is now done in game.update,
	// after both walls and entities have been added to renderableObjects.
	// dynamicEntitiesContainer.removeChildren(); // Moved
	// visibleEntities.sort(...); // Removed
	// for (var j = 0; j < visibleEntities.length; j++) { // Removed
	//    dynamicEntitiesContainer.addChild(visibleEntities[j]);
	// }
}
function castRayToPoint(startX, startY, targetX, targetY) {
	var rayDirX = targetX - startX;
	var rayDirY = targetY - startY;
	var distance = Math.sqrt(rayDirX * rayDirX + rayDirY * rayDirY);
	rayDirX /= distance;
	rayDirY /= distance;
	var mapCheckX = Math.floor(startX);
	var mapCheckY = Math.floor(startY);
	var stepSizeX = Math.abs(1 / rayDirX);
	var stepSizeY = Math.abs(1 / rayDirY);
	var stepX = rayDirX >= 0 ? 1 : -1;
	var stepY = rayDirY >= 0 ? 1 : -1;
	var sideDistX, sideDistY;
	if (rayDirX < 0) {
		sideDistX = (startX - mapCheckX) * stepSizeX;
	} else {
		sideDistX = (mapCheckX + 1.0 - startX) * stepSizeX;
	}
	if (rayDirY < 0) {
		sideDistY = (startY - mapCheckY) * stepSizeY;
	} else {
		sideDistY = (mapCheckY + 1.0 - startY) * stepSizeY;
	}
	var hit = false;
	var side = 0;
	var distToWall = 0;
	while (!hit && distToWall < distance) {
		if (sideDistX < sideDistY) {
			sideDistX += stepSizeX;
			mapCheckX += stepX;
			side = 0;
			distToWall = sideDistX - stepSizeX;
		} else {
			sideDistY += stepSizeY;
			mapCheckY += stepY;
			side = 1;
			distToWall = sideDistY - stepSizeY;
		}
		if (mapCheckX < 0 || mapCheckX >= MAP_SIZE || mapCheckY < 0 || mapCheckY >= MAP_SIZE || !map[mapCheckY] || !map[mapCheckY][mapCheckX]) {
			break;
		} else if (map[mapCheckY][mapCheckX].type === 1) {
			hit = true;
		}
	}
	return {
		hit: hit,
		dist: distToWall
	};
}
function updateControls() {
	var joystick = controlButtons.joystick;
	var currentJoystickX, currentJoystickY, isJoystickConsideredActive;
	if (joystickOverrideActive) {
		currentJoystickX = joystickOverrideX;
		currentJoystickY = joystickOverrideY;
		isJoystickConsideredActive = true; // Movement continues based on pre-attack state
	} else if (joystick && joystick.active) {
		currentJoystickX = joystick.normalizedX;
		currentJoystickY = joystick.normalizedY;
		isJoystickConsideredActive = true;
	} else {
		currentJoystickX = 0;
		currentJoystickY = 0;
		isJoystickConsideredActive = false;
	}
	if (isJoystickConsideredActive) {
		controls.forward = currentJoystickY < -0.3;
		controls.backward = currentJoystickY > 0.3;
		controls.left = currentJoystickX < -0.3;
		controls.right = currentJoystickX > 0.3;
	} else {
		controls.forward = false;
		controls.backward = false;
		controls.left = false;
		controls.right = false;
	}
	// Check if player is in front of an interactable object
	var showInteract = false;
	var interactableObject = null;
	// Priority 1: Check for Gate interaction
	if (gate) {
		// Check if gate exists and is valid
		var dx_g = gate.mapX - player.x;
		var dy_g = gate.mapY - player.y;
		var dist_g = Math.sqrt(dx_g * dx_g + dy_g * dy_g);
		if (dist_g < 0.7) {
			// Interaction range for gate
			var angleToGate = Math.atan2(dy_g, dx_g);
			var angleDiff_g = Math.abs((player.dir - angleToGate + Math.PI * 3) % (Math.PI * 2) - Math.PI);
			if (angleDiff_g < Math.PI / 3) {
				// 60-degree cone
				showInteract = true;
				interactableObject = gate;
			}
		}
	}
	// Priority 2: If no gate selected, check for treasures
	if (!showInteract) {
		for (var i = 0; i < treasures.length; i++) {
			var t = treasures[i];
			if (t.isOpen) {
				continue;
			}
			var dx_t = t.mapX - player.x;
			var dy_t = t.mapY - player.y;
			var dist_t = Math.sqrt(dx_t * dx_t + dy_t * dy_t);
			if (dist_t < 0.7) {
				//{cN} // Interaction range
				var angleToTreasure = Math.atan2(dy_t, dx_t);
				var angleDiff_t = Math.abs((player.dir - angleToTreasure + Math.PI * 3) % (Math.PI * 2) - Math.PI);
				if (angleDiff_t < Math.PI / 3) {
					// 60-degree cone
					showInteract = true;
					interactableObject = t;
					break;
				}
			}
		}
	}
	// Priority 3: If nothing selected yet, check for power-ups
	if (!showInteract) {
		for (var i = 0; i < powerUps.length; i++) {
			var p = powerUps[i];
			if (p.collected) {
				continue;
			}
			var dx_p = p.mapX - player.x;
			var dy_p = p.mapY - player.y;
			var dist_p = Math.sqrt(dx_p * dx_p + dy_p * dy_p);
			if (dist_p < 0.7) {
				// Same interaction range
				var angleToPowerUp = Math.atan2(dy_p, dx_p);
				var angleDiff_p = Math.abs((player.dir - angleToPowerUp + Math.PI * 3) % (Math.PI * 2) - Math.PI);
				if (angleDiff_p < Math.PI / 3) {
					// Same 60-degree cone
					showInteract = true;
					interactableObject = p;
					break;
				}
			}
		}
	}
	// Priority 4: If nothing selected yet, check for Fountains
	if (!showInteract) {
		for (var i = 0; i < fountains.length; i++) {
			var f = fountains[i];
			if (!f.isInteractable || f.state !== 'full') {
				continue;
			}
			var dx_f = f.mapX - player.x;
			var dy_f = f.mapY - player.y;
			var dist_f = Math.sqrt(dx_f * dx_f + dy_f * dy_f);
			if (dist_f < 0.7) {
				// Interaction range
				var angleToFountain = Math.atan2(dy_f, dx_f);
				var angleDiff_f = Math.abs((player.dir - angleToFountain + Math.PI * 3) % (Math.PI * 2) - Math.PI);
				if (angleDiff_f < Math.PI / 3) {
					// 60-degree cone
					showInteract = true;
					interactableObject = f;
					break;
				}
			}
		}
	}
	// Update attack button's interact state and target
	controlButtons.attack.isInteract = showInteract;
	controlButtons.attack.interactTarget = interactableObject; // Use the new generic property name
	// Update new interaction prompt
	if (showInteract && interactableObject) {
		var mainMessageStr = "";
		var showParentheticalPrompt = true;
		if (interactableObject instanceof Treasure && !interactableObject.isOpen) {
			mainMessageStr = "Open";
		} else if (interactableObject instanceof PowerUp && !interactableObject.collected) {
			mainMessageStr = "Pick up";
		} else if (interactableObject instanceof Fountain && interactableObject.isInteractable && interactableObject.state === 'full') {
			mainMessageStr = "Drink";
		} else if (interactableObject instanceof Gate) {
			if (monsters.length > 0) {
				mainMessageStr = "Defeat all monsters\nbefore exiting!";
				showParentheticalPrompt = false;
			} else {
				mainMessageStr = "Exit";
			}
		} else {
			// No specific message or conditions not met for interaction
			showInteract = false; // Force hide if no valid message determined
		}
		if (showInteract) {
			// Re-check in case conditions above invalidated it
			interactionPromptMainText.setText(mainMessageStr);
			interactionPromptParentheticalGroup.visible = showParentheticalPrompt;
			interactionPromptContainer.visible = true;
			if (showParentheticalPrompt) {
				// Layout for "(Press [img] )"
				var spacing = 10; // Spacing between elements in the group
				var buttonScaledWidth = interactionPromptButtonImage.width * interactionPromptButtonImage.scale.x;
				interactionPromptPressOpenText.x = 0;
				interactionPromptButtonImage.x = interactionPromptPressOpenText.x + interactionPromptPressOpenText.width + buttonScaledWidth / 2 + spacing;
				interactionPromptPressCloseText.x = interactionPromptButtonImage.x + buttonScaledWidth / 2 + spacing;
				var parentheticalGroupWidth = interactionPromptPressCloseText.x + interactionPromptPressCloseText.width;
				// Center the parenthetical group's content
				var firstElementEffectiveX = interactionPromptPressOpenText.x - interactionPromptPressOpenText.anchor.x * interactionPromptPressOpenText.width;
				var shiftToCenterGroup = -(firstElementEffectiveX + parentheticalGroupWidth / 2);
				interactionPromptPressOpenText.x += shiftToCenterGroup;
				interactionPromptButtonImage.x += shiftToCenterGroup;
				interactionPromptPressCloseText.x += shiftToCenterGroup;
				// Layout MainText and ParentheticalGroup side-by-side, then center them combined
				var mainTextWidth = interactionPromptMainText.width;
				var combinedSpacing = 20;
				var totalCombinedWidth = mainTextWidth + combinedSpacing + parentheticalGroupWidth;
				interactionPromptMainText.x = -totalCombinedWidth / 2 + mainTextWidth / 2;
				interactionPromptParentheticalGroup.x = interactionPromptMainText.x + mainTextWidth / 2 + combinedSpacing + parentheticalGroupWidth / 2;
			} else {
				interactionPromptMainText.x = 0; // Center main text if no parenthetical part
			}
		} else {
			interactionPromptContainer.visible = false;
		}
	} else {
		interactionPromptContainer.visible = false;
	}
	// Read from attack/interact button
	controls.attack = controlButtons.attack.pressed;
}
function getDistanceToNearestWall(x, y) {
	var minDist = Infinity;
	// Check a larger area around the player
	var checkRadius = 2; // Check 2 cells in each direction
	var startX = Math.max(0, Math.floor(x) - checkRadius);
	var endX = Math.min(MAP_SIZE - 1, Math.floor(x) + checkRadius);
	var startY = Math.max(0, Math.floor(y) - checkRadius);
	var endY = Math.min(MAP_SIZE - 1, Math.floor(y) + checkRadius);
	for (var cellY = startY; cellY <= endY; cellY++) {
		for (var cellX = startX; cellX <= endX; cellX++) {
			if (map[cellY] && map[cellY][cellX] && map[cellY][cellX].type === 1) {
				// This is a wall cell, calculate distance to the nearest edge of this cell
				var wallLeft = cellX;
				var wallRight = cellX + 1;
				var wallTop = cellY;
				var wallBottom = cellY + 1;
				// Calculate distance to the nearest edge of the wall cell
				var distX = Math.max(0, Math.max(wallLeft - x, x - wallRight));
				var distY = Math.max(0, Math.max(wallTop - y, y - wallBottom));
				var distToWall = Math.sqrt(distX * distX + distY * distY);
				minDist = Math.min(minDist, distToWall);
			}
		}
	}
	return minDist;
}
function pushPlayerAwayFromWalls() {
	var currentDist = getDistanceToNearestWall(player.x, player.y);
	if (currentDist < WALL_BUFFER) {
		// Player is too close to a wall, find the direction away from the nearest wall
		var pushDistance = WALL_BUFFER - currentDist + 0.05; // Add small extra margin
		// Calculate the gradient (direction of steepest distance increase)
		var gradStep = 0.01;
		var distRight = getDistanceToNearestWall(player.x + gradStep, player.y);
		var distLeft = getDistanceToNearestWall(player.x - gradStep, player.y);
		var distUp = getDistanceToNearestWall(player.x, player.y - gradStep);
		var distDown = getDistanceToNearestWall(player.x, player.y + gradStep);
		var gradX = (distRight - distLeft) / (2 * gradStep);
		var gradY = (distDown - distUp) / (2 * gradStep);
		// Normalize the gradient
		var gradMag = Math.sqrt(gradX * gradX + gradY * gradY);
		if (gradMag > 0) {
			gradX /= gradMag;
			gradY /= gradMag;
			// Move in the direction of the gradient
			var newX = player.x + gradX * pushDistance;
			var newY = player.y + gradY * pushDistance;
			if (canMoveTo(newX, newY)) {
				player.x = newX;
				player.y = newY;
			} else {
				// If gradient direction doesn't work, try radial push
				var angles = [0, Math.PI / 4, Math.PI / 2, 3 * Math.PI / 4, Math.PI, 5 * Math.PI / 4, 3 * Math.PI / 2, 7 * Math.PI / 4];
				for (var i = 0; i < angles.length; i++) {
					var testX = player.x + Math.cos(angles[i]) * pushDistance;
					var testY = player.y + Math.sin(angles[i]) * pushDistance;
					if (canMoveTo(testX, testY)) {
						player.x = testX;
						player.y = testY;
						break;
					}
				}
			}
		}
	}
}
function canMoveTo(targetX, targetY) {
	var cellX = Math.floor(targetX);
	var cellY = Math.floor(targetY);
	// Check bounds: if target is outside map, cannot move.
	if (cellX < 0 || cellX >= MAP_SIZE || cellY < 0 || cellY >= MAP_SIZE || !map[cellY] || !map[cellY][cellX]) {
		return false;
	}
	// Check if the target cell itself is a wall
	if (map[cellY][cellX].type === 1) {
		return false;
	}
	// Prevent walking through treasures (if any treasure is in this cell and not open)
	for (var i = 0; i < treasures.length; i++) {
		var t = treasures[i];
		if (Math.floor(t.mapX) === cellX && Math.floor(t.mapY) === cellY && !t.isOpen) {
			return false;
		}
	}
	// Check if the player would be too close to any wall
	var distToWall = getDistanceToNearestWall(targetX, targetY);
	return distToWall >= WALL_BUFFER;
}
function canMonsterMoveTo(targetX, targetY, monster) {
	var targetCellX = Math.floor(targetX);
	var targetCellY = Math.floor(targetY);
	// Check bounds: if target is outside map, cannot move.
	if (targetCellX < 0 || targetCellX >= MAP_SIZE || targetCellY < 0 || targetCellY >= MAP_SIZE || !map[targetCellY] || !map[targetCellY][targetCellX]) {
		return false;
	}
	// Check if the target cell itself is a wall
	if (map[targetCellY][targetCellX].type === 1) {
		return false;
	}
	// Check if another monster is already in the target cell
	for (var i = 0; i < monsters.length; i++) {
		var otherMonster = monsters[i];
		if (otherMonster !== monster && Math.floor(otherMonster.mapX) === targetCellX && Math.floor(otherMonster.mapY) === targetCellY) {
			return false; // Target cell occupied by another monster
		}
	}
	// Check if the monster would be too close to any wall using its own buffer
	var distToActualWall = getDistanceToNearestWall(targetX, targetY);
	return distToActualWall >= MONSTER_WALL_BUFFER;
}
function updateMonsterPosition(monster, newMapX, newMapY) {
	var oldCellX = Math.floor(monster.mapX);
	var oldCellY = Math.floor(monster.mapY);
	var newCellX = Math.floor(newMapX);
	var newCellY = Math.floor(newMapY);
	// Only update map cell occupancy if the monster is actually changing cells
	if (oldCellX !== newCellX || oldCellY !== newCellY) {
		if (map[oldCellY] && map[oldCellY][oldCellX]) {
			// Check if old cell is valid
			map[oldCellY][oldCellX].removeMonster();
		}
		// else: old cell was invalid or monster wasn't registered there.
		if (map[newCellY] && map[newCellY][newCellX]) {
			// Check if new cell is valid
			map[newCellY][newCellX].addMonster();
		} else {
			// Fallback: If new cell is invalid (this implies an issue if canMonsterMoveTo passed)
			// Re-register in old cell if it was valid, and don't move.
			if (map[oldCellY] && map[oldCellY][oldCellX]) {
				map[oldCellY][oldCellX].addMonster();
			}
			return; // Do not tween to an invalid position.
		}
	}
	// Tween the monster's visual/logical position
	tween(monster, {
		mapX: newMapX,
		mapY: newMapY
	}, {
		duration: 300,
		// 300ms smooth animation
		easing: function easing(t) {
			return 1 - Math.pow(1 - t, 4);
		} // quartOut easing
	});
}
function updatePlayerMovement(deltaTime) {
	var moveSpeed = PLAYER_MOVE_SPEED * deltaTime;
	var turnSpeed = PLAYER_TURN_SPEED * deltaTime;
	var didMove = false;
	// Track player's last position to detect state changes
	if (player.lastX === undefined) {
		player.lastX = player.x;
	}
	if (player.lastY === undefined) {
		player.lastY = player.y;
	}
	// Get joystick values for analog control
	var joystick = controlButtons.joystick;
	var turnAmount = 0;
	var moveAmount = 0;
	var currentJoystickX, currentJoystickY, isJoystickConsideredActiveForMovement;
	if (joystickOverrideActive) {
		currentJoystickX = joystickOverrideX;
		currentJoystickY = joystickOverrideY;
		isJoystickConsideredActiveForMovement = true;
	} else if (joystick && joystick.active) {
		currentJoystickX = joystick.normalizedX;
		currentJoystickY = joystick.normalizedY;
		isJoystickConsideredActiveForMovement = true;
	} else {
		currentJoystickX = 0;
		currentJoystickY = 0;
		isJoystickConsideredActiveForMovement = false;
	}
	// Handle rotation - use x-axis for turning
	if (isJoystickConsideredActiveForMovement) {
		var joystickMagnitudeX = Math.abs(currentJoystickX);
		var rampedTurnValue = 0; // Initialize to 0, will be 0 if in dead zone
		var JOYSTICK_TURN_DEAD_ZONE = 0.15; // Threshold below which joystick input for turning is minimal/zero
		var JOYSTICK_TURN_RAMP_EXPONENT = 2.5; // Higher value means more ramping towards the edges
		if (joystickMagnitudeX > JOYSTICK_TURN_DEAD_ZONE) {
			// Remap the input from [JOYSTICK_TURN_DEAD_ZONE, 1.0] to [0.0, 1.0]
			var normalizedInputX = (joystickMagnitudeX - JOYSTICK_TURN_DEAD_ZONE) / (1.0 - JOYSTICK_TURN_DEAD_ZONE);
			// Apply ramping (power curve)
			rampedTurnValue = Math.pow(normalizedInputX, JOYSTICK_TURN_RAMP_EXPONENT);
		}
		var rampedTurnAmount = Math.sign(currentJoystickX) * rampedTurnValue;
		turnAmount = rampedTurnAmount * turnSpeed * 1.4; // Retain existing overall speed multiplier
		player.dir += turnAmount;
		while (player.dir < 0) {
			player.dir += Math.PI * 2;
		}
		while (player.dir >= Math.PI * 2) {
			player.dir -= Math.PI * 2;
		}
	}
	// Also support digital controls for rotation
	else if (controls.left) {
		player.dir -= turnSpeed;
		while (player.dir < 0) {
			player.dir += Math.PI * 2;
		}
	} else if (controls.right) {
		player.dir += turnSpeed;
		while (player.dir >= Math.PI * 2) {
			player.dir -= Math.PI * 2;
		}
	}
	// Calculate movement vector
	var dx = 0,
		dy = 0;
	// Handle movement - use y-axis for forward/backward
	var actualMoveSpeed = moveSpeed * player.moveSpeedMultiplier;
	if (isJoystickConsideredActiveForMovement) {
		moveAmount = -currentJoystickY * actualMoveSpeed; // Negative because up is negative y
		if (Math.abs(moveAmount) > 0.01) {
			dx += Math.cos(player.dir) * moveAmount;
			dy += Math.sin(player.dir) * moveAmount;
			didMove = true;
		}
	}
	// Also support digital controls for movement
	else if (controls.forward) {
		dx += Math.cos(player.dir) * actualMoveSpeed;
		dy += Math.sin(player.dir) * actualMoveSpeed;
		didMove = true;
	} else if (controls.backward) {
		dx -= Math.cos(player.dir) * actualMoveSpeed;
		dy -= Math.sin(player.dir) * actualMoveSpeed;
		didMove = true;
	}
	var inputMoveIntent = didMove;
	didMove = false;
	// Enhanced collision detection with proper wall sliding
	if (dx !== 0 || dy !== 0) {
		var currentX = player.x;
		var currentY = player.y;
		// Try moving to the exact target position first
		var targetX = currentX + dx;
		var targetY = currentY + dy;
		if (canMoveTo(targetX, targetY)) {
			// No collision, move normally
			player.x = targetX;
			player.y = targetY;
			didMove = true;
		} else {
			// Collision detected, try wall sliding
			var moved = false;
			// Try moving only along X axis
			if (dx !== 0 && canMoveTo(currentX + dx, currentY)) {
				player.x = currentX + dx;
				moved = true;
			}
			// Try moving only along Y axis
			if (dy !== 0 && canMoveTo(currentX, currentY + dy)) {
				player.y = currentY + dy;
				moved = true;
			}
			// If basic sliding failed, try gradual movement
			if (!moved) {
				var maxSteps = 10;
				for (var step = 1; step <= maxSteps; step++) {
					var fraction = step / maxSteps;
					// Try X movement with varying intensity
					if (dx !== 0) {
						var testX = currentX + dx * fraction;
						if (canMoveTo(testX, currentY)) {
							player.x = testX;
							moved = true;
							break;
						}
					}
					// Try Y movement with varying intensity
					if (dy !== 0) {
						var testY = currentY + dy * fraction;
						if (canMoveTo(currentX, testY)) {
							player.y = testY;
							moved = true;
							break;
						}
					}
				}
			}
			didMove = moved;
		}
	}
	// Always ensure player maintains proper distance from walls
	pushPlayerAwayFromWalls();
	// Play walk sound if there was input intent AND actual movement occurred
	if (didMove && inputMoveIntent && LK.ticks % 20 === 0) {
		LK.getSound('walk').play();
	}
	// Only attempt to attack if attack button is pressed and we can attack
	// Also, ensure the attack button is not currently being used for interaction.
	// Only attempt to attack if attack button is pressed and we can attack
	// Also, ensure the attack button is not currently being used for interaction.
	if (controls.attack && canAttack && !controlButtons.attack.isInteract) {
		attackAction();
	}
	// Check for collisions with monsters
	checkMonsterCollisions();
	// Check for collisions with treasures
	checkTreasureCollisions();
	// Gate collision is now handled by the interact button
	// Check for collisions with power-ups
	checkPowerUpCollisions();
	// Update player marker on minimap
	updateMiniMap();
	// Update player's last position
	player.lastX = player.x;
	player.lastY = player.y;
}
function checkPowerUpCollisions() {
	for (var i = powerUps.length - 1; i >= 0; i--) {
		var powerUp = powerUps[i];
		if (powerUp.collected) {
			continue;
		}
		var dx = powerUp.mapX - player.x;
		var dy = powerUp.mapY - player.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		if (dist < 0.6) {
			// Power-ups are no longer collected by collision.
			// This block is intentionally left empty or can be removed if no other proximity logic is needed.
			// For now, we ensure no collection happens here.
		}
	}
}
function attackAction() {
	// Check if attack is on cooldown
	if (!canAttack) {
		return;
	}
	// Set attack on cooldown
	canAttack = false;
	var currentAttackCooldown = attackCooldown;
	if (player.attackBuffActive) {
		currentAttackCooldown /= 2; // Halve cooldown if attack buff is active
	}
	// Create and fire projectile
	var projectile = new Projectile();
	projectile.fire(globalRightHand.x, globalRightHand.y - 400);
	// Play player projectile sound effect
	LK.getSound('playerprojectile').play();
	// Add hand recoil animation
	tween(globalRightHand, {
		y: 2732 - 50,
		rotation: -0.1
	}, {
		duration: 100,
		onFinish: function onFinish() {
			tween(globalRightHand, {
				y: 2732,
				rotation: 0
			}, {
				duration: 300
			});
		}
	});
	// Add to projectile layer
	projectiles.push(projectile);
	projectileLayer.addChild(projectile);
	// Update attack button visual
	var attackButton = controlButtons.attack;
	attackButton.updateCooldown(0);
	// Cooldown animation
	var _cooldownTick = function cooldownTick(progress) {
		attackButton.updateCooldown(progress);
		if (progress < 1) {
			LK.setTimeout(function () {
				_cooldownTick(progress + 0.05);
			}, currentAttackCooldown / 20); // Use currentAttackCooldown
		}
	};
	_cooldownTick(0);
	// Reset cooldown after specified time
	LK.setTimeout(function () {
		canAttack = true;
	}, currentAttackCooldown); // Use currentAttackCooldown
}
function updateProjectiles(deltaTime) {
	for (var i = projectiles.length - 1; i >= 0; i--) {
		var projectile = projectiles[i];
		// Update projectile position
		var remove = projectile.update(deltaTime);
		// Check if projectile has gone off screen or should be removed
		if (remove) {
			// Remove projectile
			projectile.destroy();
			projectiles.splice(i, 1);
			continue;
		}
		// NEW: Player collision check for FireballProjectiles
		if (!remove && projectile instanceof FireballProjectile) {
			var dx_player_fireball = projectile.worldX - player.x;
			var dy_player_fireball = projectile.worldY - player.y;
			// Assuming player's collision center is at Z=0.5
			var dz_player_fireball = projectile.worldZ - 0.5;
			var dist_player_sq_fireball = dx_player_fireball * dx_player_fireball + dy_player_fireball * dy_player_fireball + dz_player_fireball * dz_player_fireball;
			var PLAYER_HITBOX_RADIUS_FOR_FIREBALL = 0.45; // Slightly more generous for player hit by fireball
			if (dist_player_sq_fireball < PLAYER_HITBOX_RADIUS_FOR_FIREBALL * PLAYER_HITBOX_RADIUS_FOR_FIREBALL) {
				// Player hit by fireball
				var baseFireballDamage = projectile.damage;
				var damageReductionFireball = player.defense * 0.5;
				var damageTakenByFireball = Math.max(0.5, baseFireballDamage - damageReductionFireball); // Apply defense, minimum 0.5 damage
				player.health -= damageTakenByFireball;
				updateUI();
				LK.effects.flashScreen(0xffaa00, 200); // Orange flash for fireball hit
				LK.getSound('hit').play();
				createParticleExplosion(projectile.worldX, projectile.worldY, 15, 0xFF8C00, false); // Fire-like particles
				if (player.health <= 0) {
					LK.showGameOver();
				}
				// Projectile is consumed
				projectile.destroy();
				projectiles.splice(i, 1);
				continue; // Skip to next projectile in the main loop
			}
		}
		// END NEW Player collision check
		// Check if projectile hits a monster (This is for player's projectiles hitting monsters)
		var hitMonster = false;
		var hitMonsterIndex = -1;
		for (var j = 0; j < monsters.length; j++) {
			var monster = monsters[j];
			if (monster.visible) {
				// Get the vector from player to monster in world space
				var monsterDx = monster.mapX - player.x;
				var monsterDy = monster.mapY - player.y;
				// Calculate distance to monster in world space
				var monsterDist = Math.sqrt(monsterDx * monsterDx + monsterDy * monsterDy);
				// Calculate the projectile's travel distance in world units
				var projectileWorldDist = projectile.distance;
				// Calculate depth difference: projectile must be at a similar depth to the monster.
				var distanceDifference = Math.abs(projectileWorldDist - monsterDist);
				var depthHit = distanceDifference < 0.5; // Projectile within 0.5 world units of monster's depth.
				// Calculate horizontal collision based on monster's apparent width.
				// monster.width is its current scaled width on screen (approximately WALL_HEIGHT_FACTOR / monsterDist).
				var horizontalDifference = Math.abs(projectile.x - monster.x);
				// The collision zone is a factor of the monster's full apparent width.
				// A factor of 0.6 means the projectile's center needs to be within 0.6 * monster.width of the monster's screen center X.
				// If monster.width is its visual width (e.g. 100px), this means horizontalDifference < 60px.
				// The monster's visual half-width is monster.width / 2 (e.g. 50px).
				// So, this allows the projectile's center to be (0.6 - 0.5) = 0.1 * monster.width (e.g. 10px) outside the visual edge.
				var COLLISION_WIDTH_FACTOR = 0.6; // Adjust this for more/less generous horizontal collision.
				var horizontalHit = horizontalDifference < monster.width * COLLISION_WIDTH_FACTOR;
				// Hit if projectile is close enough in depth AND horizontally aligned considering monster's perceived width.
				if (depthHit && horizontalHit) {
					// NEW: Check if this projectile has already hit this specific monster
					if (projectile.hitMonsters.indexOf(monster) !== -1) {
						continue; // Already hit this monster, check the next one
					}
					// If not, this is a new monster for this projectile. Record the hit.
					projectile.hitMonsters.push(monster);
					hitMonster = true;
					hitMonsterIndex = j;
					break; //{i2} // Found a new monster to hit, break from monster loop
				}
			}
		}
		// Handle monster hit logic (unchanged)
		if (hitMonster && hitMonsterIndex !== -1) {
			var monster = monsters[hitMonsterIndex];
			var killed = monster.takeDamage(player.attackPower); // Use player.attackPower
			// Create a small red particle explosion at the monster's hit location
			createParticleExplosion(monster.mapX, monster.mapY, 8, 0xFF0000, false); // Red Tint, 8 particles, isWallHit = false
			if (killed) {
				// Create larger particle explosion for monster death at monster's world position
				var explosionParticleCount = 150; // Default for Monster (Ogre) and BossMonster
				var explosionTintColor = 0xFF0000; // Default red
				if (monster instanceof ImpMonster) {
					explosionParticleCount = 75; // Half particles for Imp
				} else if (monster instanceof EyeballMonster) {
					explosionParticleCount = 112; // Between Imp (75) and Ogre/Boss (150)
				}
				// Monster (Ogre) and BossMonster will use the default 150 particles.
				createParticleExplosion(monster.mapX, monster.mapY, explosionParticleCount, explosionTintColor, false); // isWallHit = false
				// Play enemy death sounds
				LK.getSound('enemyexplosion').play();
				LK.setTimeout(function () {
					LK.getSound('pixeldrop').play();
				}, 250); // Play pixeldrop 250ms after explosion starts
				map[Math.floor(monster.mapY)][Math.floor(monster.mapX)].removeMonster();
				monster.destroy();
				monsters.splice(hitMonsterIndex, 1);
				player.score += 10;
				updateUI();
				checkLevelCompletion();
			}
			projectile.destroy();
			projectiles.splice(i, 1);
		}
	}
}
function checkMonsterCollisions() {
	var currentTime = Date.now();
	for (var i = 0; i < monsters.length; i++) {
		var monster = monsters[i];
		var dx = monster.mapX - player.x;
		var dy = monster.mapY - player.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		// Determine collision distance based on monster type
		var collisionDistance = 0.5; // Default
		if (monster instanceof ImpMonster) {
			collisionDistance = 0.35; // Imps need to be closer to actually hit the player
		}
		if (dist < collisionDistance && monster.canAttack) {
			// Player hit by monster
			var baseDamage = monster.baseAttack || 1; // Use monster's baseAttack, fallback to 1 if undefined
			// BossMonster damage is handled by its fireball projectile, not direct collision here.
			var damageReduction = player.defense * 0.5;
			var damageTaken = Math.max(0.5, baseDamage - damageReduction); // Apply defense, minimum 0.5 damage
			player.health -= damageTaken;
			updateUI();
			// Visual feedback
			LK.effects.flashScreen(0xff0000, 300);
			// Play player hurt sound
			LK.getSound('playerhurt').play();
			// Push player back slightly
			player.x -= dx * 0.3;
			player.y -= dy * 0.3;
			// Set monster attack on cooldown
			monster.canAttack = false;
			monster.lastAttackTime = currentTime;
			// Reset monster attack after cooldown
			LK.setTimeout(function () {
				monster.canAttack = true;
			}, monster.attackCooldown);
			// Visual feedback for monster attack
			tween(monster, {
				alpha: 0.5
			}, {
				duration: 200,
				onFinish: function onFinish() {
					tween(monster, {
						alpha: 1
					}, {
						duration: 200
					});
				}
			});
			// Check game over
			if (player.health <= 0) {
				LK.showGameOver();
			}
			break;
		}
	}
}
function checkTreasureCollisions() {
	for (var i = treasures.length - 1; i >= 0; i--) {
		var treasure = treasures[i];
		var dx = treasure.mapX - player.x;
		var dy = treasure.mapY - player.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		// No auto-collect, handled by interact button
	}
}
// function checkGateCollision() { ... } // This function is now removed.
// Its logic has been integrated into ControlButton.down
function checkLevelCompletion() {
	// Level is only considered "complete" if all monsters are defeated
	// This allows the gate to activate
	if (monsters.length === 0) {
		// If gate is not visible, make it pulse more dramatically to draw attention
		if (gate) {
			tween(gate, {
				alpha: 0.2
			}, {
				duration: 300,
				onFinish: function onFinish() {
					tween(gate, {
						alpha: 1
					}, {
						duration: 300
					});
				}
			});
			// Show hint text
			var gateHintText = new Text2('Find the exit gate!', {
				size: 60,
				fill: 0x00FF55
			});
			gateHintText.anchor.set(0.5, 0.5);
			gateHintText.x = 2048 / 2;
			gateHintText.y = 200;
			gameLayer.addChild(gateHintText);
			// Remove hint after a few seconds
			LK.setTimeout(function () {
				gateHintText.destroy();
			}, 3000);
		}
	} else {
		// Show hint text about defeating monsters first
		if (gate && gate.visible && LK.ticks % 300 === 0) {
			var monsterHintText = new Text2('Defeat all monsters to activate the exit!', {
				size: 60,
				fill: 0xFF5555
			});
			monsterHintText.anchor.set(0.5, 0.5);
			monsterHintText.x = 2048 / 2;
			monsterHintText.y = 200;
			gameLayer.addChild(monsterHintText);
			// Remove hint after a few seconds
			LK.setTimeout(function () {
				monsterHintText.destroy();
			}, 3000);
		}
	}
}
function updateMiniMap() {
	// Update player marker position on minimap
	playerMarker.x = miniMap.x + player.x * CELL_SIZE * MINI_MAP_SCALE;
	playerMarker.y = miniMap.y + player.y * CELL_SIZE * MINI_MAP_SCALE;
	// Draw player direction indicator
	var dirX = Math.cos(player.dir) * 15;
	var dirY = Math.sin(player.dir) * 15;
}
// Game update method
game.update = function () {
	if (gameState === 'title') {
		// Title screen logic (if any animation or interaction beyond button press is needed)
		return;
	}
	var currentTime = Date.now();
	var deltaTime = currentTime - lastTime;
	lastTime = currentTime;
	// Update controls
	updateControls();
	// Update player
	updatePlayerMovement(deltaTime);
	// --- Rendering Phase ---
	renderableObjects = []; // Clear the list for the current frame
	rayCasting(); // Populates renderableObjects with wall strips
	renderEntities(); // Populates renderableObjects with dynamic entities
	// Sort all collected objects by distance (farthest first)
	// This ensures correct Z-ordering.
	renderableObjects.sort(function (a, b) {
		if (a.distance !== b.distance) {
			return b.distance - a.distance; // Farthest objects (larger distance) come first in the array
		}
		// Tie-breaking for objects at the exact same distance:
		// Render walls on top of entities if distances are equal.
		// This means entities should come earlier in the sorted list (rendered first).
		if (a.type === 'entity' && b.type === 'wall') {
			return -1; // Entity (a) comes before wall (b)
		}
		if (a.type === 'wall' && b.type === 'entity') {
			return 1; // Wall (a) comes after entity (b)
		}
		// For two walls at the same distance, maintain their original screen order (left to right)
		if (a.type === 'wall' && b.type === 'wall') {
			return a.originalSortOrder - b.originalSortOrder;
		}
		// For two entities at same distance, or other unhandled ties, default sort behavior (often stable)
		return 0;
	});
	// Clear the main container for 3D scene elements and add sorted objects
	dynamicEntitiesContainer.removeChildren();
	for (var i = 0; i < renderableObjects.length; i++) {
		var ro = renderableObjects[i];
		// Only add the object if it's marked as visible.
		// Note: ro.object.visible might have been set to false by rayCasting (for empty strips)
		// or renderEntities (for occluded/off-FOV entities).
		if (ro.object.visible) {
			dynamicEntitiesContainer.addChild(ro.object);
		}
	}
	// --- End of Rendering Phase ---
	// Update monsters AI and animations
	// Monster visibility (ro.object.visible) is now correctly set by renderEntities before this logic.
	if (LK.ticks % 15 === 0) {
		// Monster movement less frequent
		for (var i = 0; i < monsters.length; i++) {
			MonsterAI.moveTowardsPlayer(monsters[i], player.x, player.y, map);
		}
	}
	for (var i = 0; i < monsters.length; i++) {
		var monster = monsters[i];
		// Check if monster is visible (set by renderEntities) and has moved
		if (monster.visible && (monster.mapX !== monster.lastMoveX || monster.mapY !== monster.lastMoveY)) {
			monster.updateAnimation();
			// Store current position for next comparison
			monster.lastMoveX = monster.mapX;
			monster.lastMoveY = monster.mapY;
		}
		// Update Imp sound behavior
		if (monster instanceof ImpMonster) {
			monster.updateSoundBehavior();
		}
		if (monster instanceof EyeballMonster) {
			monster.updateSoundBehavior();
		}
		// Update Ogre (Monster class) sound behavior
		if (monster instanceof Monster) {
			if (typeof monster.updateSoundBehavior === 'function') {
				monster.updateSoundBehavior();
			}
		}
	}
	// Update fountain sounds
	for (var i = 0; i < fountains.length; i++) {
		var fountainInstance = fountains[i];
		if (fountainInstance.updateSoundBehavior) {
			fountainInstance.updateSoundBehavior();
		}
	}
	// Update projectiles
	updateProjectiles(deltaTime);
	// Update fountain particles
	for (var i = 0; i < fountains.length; i++) {
		if (fountains[i].updateParticles) {
			fountains[i].updateParticles();
		}
	}
	// Update particle explosions
	particlePoolManager.updateActiveParticles();
};
// Global function to display power-up effect text messages
var powerUpEffectTextDisplaying = null; // To manage one text at a time
function showPowerUpEffectText(message) {
	// If a text is already displaying, remove it first
	if (powerUpEffectTextDisplaying && powerUpEffectTextDisplaying.parent) {
		tween.stop(powerUpEffectTextDisplaying); // Stop any ongoing tween
		tween.stop(powerUpEffectTextDisplaying); // Stop any ongoing tween
		powerUpEffectTextDisplaying.parent.removeChild(powerUpEffectTextDisplaying);
		powerUpEffectTextDisplaying.destroy();
		powerUpEffectTextDisplaying = null;
	}
	var effectText = new Text2(message, {
		size: 80,
		fill: 0xFFFFFF,
		stroke: 0x000000,
		strokeThickness: 7,
		align: 'center',
		wordWrap: true,
		wordWrapWidth: 1800
	});
	effectText.anchor.set(0.5, 0.5);
	effectText.x = 2048 / 2;
	effectText.y = 2732 / 2; // Positioned higher on the screen
	effectText.alpha = 1.0;
	gameLayer.addChild(effectText); // Assuming gameLayer is accessible globally
	powerUpEffectTextDisplaying = effectText;
	LK.setTimeout(function () {
		if (effectText && effectText.parent) {
			// Check if still valid
			tween(effectText, {
				alpha: 0
			}, {
				duration: 500,
				// Fade out over 0.5 seconds
				easing: tween.linear,
				onFinish: function onFinish() {
					if (effectText.parent) {
						effectText.parent.removeChild(effectText);
					}
					effectText.destroy();
					if (powerUpEffectTextDisplaying === effectText) {
						powerUpEffectTextDisplaying = null;
					}
				}
			});
		}
	}, 2500); // Start fade-out after 2.5 seconds
}
// Game initialization
setupGame();
// Event handlers
game.down = function (x, y, obj) {
	if (gameState === 'title') {
		// Let title screen elements (like start button) handle their own down events.
		// The game-wide down handler should not interfere.
		return;
	}
	activeControlForGlobalHandlers = null; // Reset at the start of a new touch
	var eventObjForAttack = Object.assign({}, obj); // Fresh event object for attack button
	eventObjForAttack.stopPropagation = false;
	var attackBtn = controlButtons.attack;
	var attackBtnLocalX = x - attackBtn.x;
	var attackBtnLocalY = y - attackBtn.y;
	// Use the same generous hit radius as in the original code
	var attackBtnHitRadius = 150 * 3.5;
	var attackBtnDistSq = attackBtnLocalX * attackBtnLocalX + attackBtnLocalY * attackBtnLocalY;
	if (attackBtnDistSq <= attackBtnHitRadius * attackBtnHitRadius) {
		activeControlForGlobalHandlers = attackBtn;
		attackBtn.down(attackBtnLocalX, attackBtnLocalY, eventObjForAttack);
		// If the touch is within the attack button's area, it's considered handled by the attack button,
		// regardless of whether it internally decided to stop propagation (e.g. attack on cooldown).
		// This prevents the joystick from also processing this touch.
		return;
	}
	// If we reach here, the touch was NOT on the attack button.
	// Now check for joystick interaction using original quadrant check.
	var joystick = controlButtons.joystick;
	if (x < 800 && y > 2732 - 800) {
		activeControlForGlobalHandlers = joystick;
		var eventObjForJoystick = Object.assign({}, obj); // Fresh event object for joystick
		eventObjForJoystick.stopPropagation = false;
		// Pass local coordinates to joystick.down
		joystick.down(x - joystick.x, y - joystick.y, eventObjForJoystick);
	}
};
game.up = function (x, y, obj) {
	if (gameState === 'title') {
		return;
	}
	if (activeControlForGlobalHandlers === controlButtons.attack) {
		var attackBtnLocalX = x - controlButtons.attack.x;
		var attackBtnLocalY = y - controlButtons.attack.y;
		controlButtons.attack.up(attackBtnLocalX, attackBtnLocalY, obj);
	} else if (activeControlForGlobalHandlers === controlButtons.joystick) {
		// Only call joystick.up if the joystick itself believes it's active
		if (controlButtons.joystick.active) {
			var joystickLocalX = x - controlButtons.joystick.x;
			var joystickLocalY = y - controlButtons.joystick.y;
			controlButtons.joystick.up(joystickLocalX, joystickLocalY, obj);
		}
	}
	activeControlForGlobalHandlers = null; // Reset after touch ends
};
game.move = function (x, y, obj) {
	if (gameState === 'title') {
		return;
	}
	// Handle general screen move
	if (activeControlForGlobalHandlers === controlButtons.joystick) {
		// Only call joystick.move if the joystick itself believes it's active
		if (controlButtons.joystick.active) {
			var joystickLocalX = x - controlButtons.joystick.x;
			var joystickLocalY = y - controlButtons.joystick.y;
			controlButtons.joystick.move(joystickLocalX, joystickLocalY, obj);
		}
	}
	// Attack button doesn't typically have a .move action, so no changes needed for it here.
};
var MonsterAI = {
	moveTowardsPlayer: function moveTowardsPlayer(monster, playerX, playerY, map) {
		var monsterX = monster.mapX;
		var monsterY = monster.mapY;
		var dxToPlayer = playerX - monsterX;
		var dyToPlayer = playerY - monsterY;
		var distToPlayer = Math.sqrt(dxToPlayer * dxToPlayer + dyToPlayer * dyToPlayer);
		// Update monster's perception of player (line of sight)
		var hasClearLOS = false;
		if (distToPlayer <= MONSTER_AGGRO_RANGE) {
			var rayHit = castRayToPoint(monsterX, monsterY, playerX, playerY);
			hasClearLOS = !rayHit.hit || rayHit.dist >= distToPlayer - 0.1;
		}
		monster.canSeePlayer = hasClearLOS;
		var currentTimeForAI = Date.now();
		// BOSS MONSTER SPECIFIC AI
		if (monster instanceof BossMonster) {
			var effectiveMoveSpeedBoss = typeof monster.moveSpeed !== 'undefined' ? monster.moveSpeed : 0.15;
			var moveDirXBoss = 0;
			var moveDirYBoss = 0;
			// BOSS CHASE LOGIC - more aggressive than regular monsters
			var bossShouldChase = false;
			if (distToPlayer <= MONSTER_AGGRO_RANGE * 1.5) {
				// Boss has longer aggro range
				bossShouldChase = true; // Boss always chases within extended range
			}
			// FIREBALL SHOOTING - with better error handling
			if (monster.canSeePlayer && distToPlayer <= MONSTER_AGGRO_RANGE) {
				// Reset canShootFireball if it's been too long (failsafe)
				if (!monster.canShootFireball && currentTimeForAI - monster.lastFireballTime > monster.fireballCooldown + 1000) {
					console.log("Boss fireball cooldown reset (failsafe)");
					monster.canShootFireball = true;
				}
				if (monster.canShootFireball) {
					monster.performFireballAttack(playerX, playerY);
				}
			}
			// BOSS MOVEMENT LOGIC
			if (!bossShouldChase) {
				return; // Boss not chasing
			}
			if (distToPlayer < BOSS_TOO_CLOSE_DISTANCE) {
				// Back up
				if (distToPlayer > 0.1) {
					moveDirXBoss = -dxToPlayer / distToPlayer;
					moveDirYBoss = -dyToPlayer / distToPlayer;
				}
			} else if (distToPlayer > BOSS_PREFERRED_DISTANCE) {
				// Move closer
				if (distToPlayer > 0.1) {
					moveDirXBoss = dxToPlayer / distToPlayer;
					moveDirYBoss = dyToPlayer / distToPlayer;
				}
			} else {
				// Strafe - but only if we can see the player
				if (monster.canSeePlayer) {
					var perpendicularAngle = Math.atan2(dyToPlayer, dxToPlayer) + (Math.random() > 0.5 ? Math.PI / 2 : -Math.PI / 2);
					moveDirXBoss = Math.cos(perpendicularAngle);
					moveDirYBoss = Math.sin(perpendicularAngle);
				} else {
					// If we can't see player, move toward last known position
					moveDirXBoss = dxToPlayer / distToPlayer;
					moveDirYBoss = dyToPlayer / distToPlayer;
				}
			}
			// BOSS MOVEMENT EXECUTION with comprehensive fallbacks
			if (moveDirXBoss !== 0 || moveDirYBoss !== 0) {
				var potentialNewXBoss = monsterX + moveDirXBoss * effectiveMoveSpeedBoss;
				var potentialNewYBoss = monsterY + moveDirYBoss * effectiveMoveSpeedBoss;
				if (canMonsterMoveTo(potentialNewXBoss, potentialNewYBoss, monster)) {
					updateMonsterPosition(monster, potentialNewXBoss, potentialNewYBoss);
				} else {
					// Try X-only movement
					if (moveDirXBoss !== 0 && canMonsterMoveTo(monsterX + moveDirXBoss * effectiveMoveSpeedBoss, monsterY, monster)) {
						updateMonsterPosition(monster, monsterX + moveDirXBoss * effectiveMoveSpeedBoss, monsterY);
					}
					// Try Y-only movement
					else if (moveDirYBoss !== 0 && canMonsterMoveTo(monsterX, monsterY + moveDirYBoss * effectiveMoveSpeedBoss, monster)) {
						updateMonsterPosition(monster, monsterX, monsterY + moveDirYBoss * effectiveMoveSpeedBoss);
					}
					// Try alternative directions
					else {
						var alternativeAngles = [0, Math.PI / 4, Math.PI / 2, 3 * Math.PI / 4, Math.PI, 5 * Math.PI / 4, 3 * Math.PI / 2, 7 * Math.PI / 4];
						for (var a = 0; a < alternativeAngles.length; a++) {
							var altX = monsterX + Math.cos(alternativeAngles[a]) * effectiveMoveSpeedBoss * 0.5;
							var altY = monsterY + Math.sin(alternativeAngles[a]) * effectiveMoveSpeedBoss * 0.5;
							if (canMonsterMoveTo(altX, altY, monster)) {
								updateMonsterPosition(monster, altX, altY);
								break;
							}
						}
					}
				}
			}
			return; // Boss AI complete
		}
		// REGULAR MONSTER AI (unchanged)
		var shouldChase = false;
		if (distToPlayer <= MONSTER_AGGRO_RANGE) {
			if (monster.canSeePlayer) {
				shouldChase = true;
			} else if (distToPlayer < MONSTER_CLOSE_PROXIMITY_RANGE) {
				shouldChase = true;
			}
		}
		if (monster instanceof ImpMonster) {
			monster.isAggroed = shouldChase;
		}
		if (!shouldChase) {
			monster.pathToPlayer = [];
			return;
		}
		monster.pathToPlayer = [{
			x: playerX,
			y: playerY
		}];
		var engagementDistance = MAX_MONSTER_PLAYER_ENGAGEMENT_DISTANCE;
		if (monster instanceof ImpMonster) {
			engagementDistance = 0.4;
		}
		if (distToPlayer <= engagementDistance) {
			if (monster.canAttack) {
				if ((monster instanceof EyeballMonster || monster instanceof ImpMonster) && !monster.isAttacking) {
					monster.performAttackAnimation();
				}
			}
			return;
		}
		var effectiveMoveSpeed = typeof monster.moveSpeed !== 'undefined' ? monster.moveSpeed : 0.2;
		var moveDirX = 0;
		var moveDirY = 0;
		if (distToPlayer > 0) {
			moveDirX = dxToPlayer / distToPlayer;
			moveDirY = dyToPlayer / distToPlayer;
		}
		var potentialNewX = monsterX + moveDirX * effectiveMoveSpeed;
		var potentialNewY = monsterY + moveDirY * effectiveMoveSpeed;
		if (canMonsterMoveTo(potentialNewX, potentialNewY, monster)) {
			updateMonsterPosition(monster, potentialNewX, potentialNewY);
		} else {
			var slid = false;
			if (moveDirX !== 0 && canMonsterMoveTo(monsterX + moveDirX * effectiveMoveSpeed, monsterY, monster)) {
				updateMonsterPosition(monster, monsterX + moveDirX * effectiveMoveSpeed, monsterY);
				slid = true;
			}
			if (!slid && moveDirY !== 0 && canMonsterMoveTo(monsterX, monsterY + moveDirY * effectiveMoveSpeed, monster)) {
				updateMonsterPosition(monster, monsterX, monsterY + moveDirY * effectiveMoveSpeed);
				slid = true;
			}
		}
	}
};
function ensureMapConnectivity() {
	// Flood fill from player starting position to check accessibility
	var visited = [];
	for (var y = 0; y < MAP_SIZE; y++) {
		visited[y] = [];
		for (var x = 0; x < MAP_SIZE; x++) {
			visited[y][x] = false;
		}
	}
	var queue = [];
	// Start from player position (1,1)
	queue.push({
		x: 1,
		y: 1
	});
	visited[1][1] = true;
	// Perform flood fill
	while (queue.length > 0) {
		var current = queue.shift();
		var x = current.x;
		var y = current.y;
		// Check all four neighbors
		var neighbors = [{
			x: x + 1,
			y: y
		}, {
			x: x - 1,
			y: y
		}, {
			x: x,
			y: y + 1
		}, {
			x: x,
			y: y - 1
		}];
		for (var i = 0; i < neighbors.length; i++) {
			var nx = neighbors[i].x;
			var ny = neighbors[i].y;
			// Check if neighbor is valid and not visited
			if (nx >= 0 && nx < MAP_SIZE && ny >= 0 && ny < MAP_SIZE && map[ny][nx].type === 0 && !visited[ny][nx]) {
				visited[ny][nx] = true;
				queue.push({
					x: nx,
					y: ny
				});
			}
		}
	}
	// Check for unreachable areas and create paths to them
	for (var y = 1; y < MAP_SIZE - 1; y++) {
		for (var x = 1; x < MAP_SIZE - 1; x++) {
			// If it's a floor tile but wasn't visited, it's unreachable
			if (map[y][x].type === 0 && !visited[y][x]) {
				// Find the nearest accessible cell
				var nearestX = -1;
				var nearestY = -1;
				var minDist = MAP_SIZE * MAP_SIZE;
				for (var cy = 1; cy < MAP_SIZE - 1; cy++) {
					for (var cx = 1; cx < MAP_SIZE - 1; cx++) {
						if (visited[cy][cx]) {
							var dist = (cx - x) * (cx - x) + (cy - y) * (cy - y);
							if (dist < minDist) {
								minDist = dist;
								nearestX = cx;
								nearestY = cy;
							}
						}
					}
				}
				// Create a path from the unreachable area to the nearest accessible area
				if (nearestX !== -1) {
					createPath(x, y, nearestX, nearestY);
					// Update visited map by doing a mini flood fill from this newly connected point
					var pathQueue = [{
						x: x,
						y: y
					}];
					visited[y][x] = true;
					while (pathQueue.length > 0) {
						var current = pathQueue.shift();
						var px = current.x;
						var py = current.y;
						var pathNeighbors = [{
							x: px + 1,
							y: py
						}, {
							x: px - 1,
							y: py
						}, {
							x: px,
							y: py + 1
						}, {
							x: px,
							y: py - 1
						}];
						for (var j = 0; j < pathNeighbors.length; j++) {
							var nx = pathNeighbors[j].x;
							var ny = pathNeighbors[j].y;
							if (nx >= 0 && nx < MAP_SIZE && ny >= 0 && ny < MAP_SIZE && map[ny][nx].type === 0 && !visited[ny][nx]) {
								visited[ny][nx] = true;
								pathQueue.push({
									x: nx,
									y: ny
								});
							}
						}
					}
				}
			}
		}
	}
}
function createPath(startX, startY, endX, endY) {
	// Ensure path doesn't go through outer walls
	startX = Math.max(1, Math.min(MAP_SIZE - 2, startX));
	startY = Math.max(1, Math.min(MAP_SIZE - 2, startY));
	endX = Math.max(1, Math.min(MAP_SIZE - 2, endX));
	endY = Math.max(1, Math.min(MAP_SIZE - 2, endY));
	// Determine direction (horizontal or vertical first)
	if (Math.random() < 0.5) {
		// Horizontal first, then vertical
		var x = startX;
		while (x !== endX) {
			x += x < endX ? 1 : -1;
			// Ensure we don't carve through outer walls
			if (x >= 1 && x < MAP_SIZE - 1 && map[startY][x].type === 1) {
				map[startY][x].setType(0);
			}
		}
		var y = startY;
		while (y !== endY) {
			y += y < endY ? 1 : -1;
			// Ensure we don't carve through outer walls
			if (y >= 1 && y < MAP_SIZE - 1 && map[y][endX].type === 1) {
				map[y][endX].setType(0);
			}
		}
	} else {
		// Vertical first, then horizontal
		var y = startY;
		while (y !== endY) {
			y += y < endY ? 1 : -1;
			// Ensure we don't carve through outer walls
			if (y >= 1 && y < MAP_SIZE - 1 && map[y][startX].type === 1) {
				map[y][startX].setType(0);
			}
		}
		var x = startX;
		while (x !== endX) {
			x += x < endX ? 1 : -1;
			// Ensure we don't carve through outer walls
			if (x >= 1 && x < MAP_SIZE - 1 && map[endY][x].type === 1) {
				map[endY][x].setType(0);
			}
		}
	}
}

===================================================================
--- original.js
+++ change.js
@@ -1815,8 +1815,10 @@
 
 /**** 
 * Game Code
 ****/ 
+var gameState = 'title'; // 'title' or 'game'
+var titleScreenContainer;
 var dynamicEntitiesContainer;
 // Base stats for monsters - these will be incremented for difficulty scaling
 var OGRE_CURRENT_BASE_HEALTH = 6;
 var OGRE_CURRENT_BASE_ATTACK = 3;
@@ -1918,10 +1920,8 @@
 		sprite.tint = 0xFFFFFF; // Reset tint as it's now being used for shading
 		this.pools[tileIndex].push(sprite);
 	}
 };
-var titleScreenActive = true;
-var titleBackground, titleLogo, titleStartButton;
 // Game constants
 var PROJECTILE_LIGHT_RADIUS = 5.0; // World units for how far projectile light reaches
 var PROJECTILE_LIGHT_MAX_CONTRIBUTION = 0.6; // Max brightness projectile can add (0 to 1)
 var PROJECTILE_LIGHT_FALLOFF_EXPONENT = 2.0; // Power for light falloff (e.g., 2 for quadratic)
@@ -2163,70 +2163,57 @@
 		particle.collisionImmunity = applyWallBias ? 10 : 0; // Only give immunity for wall hits
 		particleExplosionContainer.addChild(particle);
 	}
 }
-// NEW: Title Screen function
 function showTitleScreen() {
-	titleScreenActive = true;
-	game.setBackgroundColor(0x000000); // Set a black background for the title screen initially
-	titleBackground = game.addChild(LK.getAsset('titlebackground', {
+	if (titleScreenContainer) {
+		titleScreenContainer.destroy();
+		titleScreenContainer = null;
+	}
+	titleScreenContainer = new Container();
+	game.addChild(titleScreenContainer);
+	var bgAsset = titleScreenContainer.attachAsset('titlebackground', {
 		anchorX: 0.5,
-		anchorY: 0.5,
-		x: 2048 / 2,
-		y: 2732 / 2
-	}));
-	titleLogo = game.addChild(LK.getAsset('logo', {
+		anchorY: 0.5
+	});
+	bgAsset.x = 2048 / 2;
+	bgAsset.y = 2732 / 2;
+	// Ensure background covers screen if it's smaller, or scales down if larger.
+	// Given titlebackground is 2732x2732, it will cover the portrait view.
+	// For simplicity, we assume it's appropriately sized or engine handles scaling for other aspect ratios.
+	var logoAsset = titleScreenContainer.attachAsset('logo', {
 		anchorX: 0.5,
 		anchorY: 0.5
-	}));
-	titleLogo.x = 2048 / 2;
-	titleLogo.y = 2732 * 0.35; // Position logo towards the top
-	titleStartButton = game.addChild(LK.getAsset('startbutton', {
+	});
+	logoAsset.x = 2048 / 2;
+	// Position logo somewhat above center to make space for the button
+	logoAsset.y = 2732 / 2 - logoAsset.height / 2 + 300; // Adjusted: Center Y of logo slightly higher than true center
+	var startButtonAsset = titleScreenContainer.attachAsset('startbutton', {
 		anchorX: 0.5,
 		anchorY: 0.5
-	}));
-	titleStartButton.x = 2048 / 2;
-	// Position start button below the logo, considering their heights
-	titleStartButton.y = titleLogo.y + titleLogo.height / 2 + titleStartButton.height / 2 + 150;
-	// A more fixed position might be better if logo height varies or is large
-	// titleStartButton.y = 2732 * 0.75; // Example: 75% down the screen
-	titleStartButton.interactive = true;
-	titleStartButton.down = function () {
-		if (!titleScreenActive) return; // Prevent multiple calls
-		titleScreenActive = false;
-		// Clean up title screen elements
-		if (titleBackground && titleBackground.parent) {
-			titleBackground.parent.removeChild(titleBackground);
-			titleBackground.destroy();
+	});
+	startButtonAsset.x = 2048 / 2;
+	// Position start button below the logo
+	startButtonAsset.y = logoAsset.y + logoAsset.height / 2 + startButtonAsset.height / 2 + 150; // 120px spacing
+	startButtonAsset.down = function () {
+		gameState = 'game';
+		if (titleScreenContainer) {
+			game.removeChild(titleScreenContainer);
+			titleScreenContainer.destroy();
+			titleScreenContainer = null;
 		}
-		if (titleLogo && titleLogo.parent) {
-			titleLogo.parent.removeChild(titleLogo);
-			titleLogo.destroy();
-		}
-		if (titleStartButton && titleStartButton.parent) {
-			titleStartButton.parent.removeChild(titleStartButton);
-			titleStartButton.destroy();
-		}
-		titleBackground = null;
-		titleLogo = null;
-		titleStartButton = null;
-		// Now initialize the actual game elements
-		initializeGameElements();
+		initializeGamePlayElements();
 	};
 }
-// RENAME: setupGame to initializeGameElements
-function initializeGameElements() {
+function initializeGamePlayElements() {
 	// Set up the layer system using the globally defined variables
 	// Add layers in the correct order (projectiles below hand)
 	game.addChild(gameLayer);
 	game.addChild(projectileLayer);
 	game.addChild(handLayer);
 	// Create the floor/ceiling caster first (should be below walls)
 	floorCaster = new FloorCaster();
 	gameLayer.addChild(floorCaster);
-	// Create the rayCast view container
-	// rayCastView = new Container(); // rayCastView is no longer used to hold strips directly
-	// gameLayer.addChild(rayCastView); // No longer add rayCastView if it's not used for strips
 	// Initialize wallSegments array to hold RaycastStrip instances
 	wallSegments = [];
 	// Create raycast strips
 	for (var i = 0; i < NUM_RAYS; i++) {
@@ -2254,9 +2241,24 @@
 	// Create control buttons
 	createControlButtons();
 	// Start background music
 	LK.playMusic('dungeon');
+	// Ensure raycasting variables are reset for the first frame of gameplay
+	shouldRaycast = true;
+	lastPlayerX = -999;
+	lastPlayerY = -999;
+	lastPlayerDir = -999;
 }
+// Setup game
+function setupGame() {
+	if (gameState === 'title') {
+		showTitleScreen();
+	} else {
+		// This case should ideally not be hit on initial load if gameState defaults to 'title'
+		// but good for potential future states.
+		initializeGamePlayElements();
+	}
+}
 function generateMap() {
 	// Clear existing map visuals, data structures
 	miniMap.removeChildren();
 	map = [];
@@ -4578,11 +4580,10 @@
 	var dirY = Math.sin(player.dir) * 15;
 }
 // Game update method
 game.update = function () {
-	if (titleScreenActive) {
-		// Optionally, add animations for title screen elements here
-		// For example, a gentle pulse for the start button or logo
+	if (gameState === 'title') {
+		// Title screen logic (if any animation or interaction beyond button press is needed)
 		return;
 	}
 	var currentTime = Date.now();
 	var deltaTime = currentTime - lastTime;
@@ -4726,11 +4727,16 @@
 		}
 	}, 2500); // Start fade-out after 2.5 seconds
 }
 // Game initialization
-showTitleScreen(); // Changed from setupGame()
+setupGame();
 // Event handlers
 game.down = function (x, y, obj) {
+	if (gameState === 'title') {
+		// Let title screen elements (like start button) handle their own down events.
+		// The game-wide down handler should not interfere.
+		return;
+	}
 	activeControlForGlobalHandlers = null; // Reset at the start of a new touch
 	var eventObjForAttack = Object.assign({}, obj); // Fresh event object for attack button
 	eventObjForAttack.stopPropagation = false;
 	var attackBtn = controlButtons.attack;
@@ -4758,8 +4764,11 @@
 		joystick.down(x - joystick.x, y - joystick.y, eventObjForJoystick);
 	}
 };
 game.up = function (x, y, obj) {
+	if (gameState === 'title') {
+		return;
+	}
 	if (activeControlForGlobalHandlers === controlButtons.attack) {
 		var attackBtnLocalX = x - controlButtons.attack.x;
 		var attackBtnLocalY = y - controlButtons.attack.y;
 		controlButtons.attack.up(attackBtnLocalX, attackBtnLocalY, obj);
@@ -4773,8 +4782,11 @@
 	}
 	activeControlForGlobalHandlers = null; // Reset after touch ends
 };
 game.move = function (x, y, obj) {
+	if (gameState === 'title') {
+		return;
+	}
 	// Handle general screen move
 	if (activeControlForGlobalHandlers === controlButtons.joystick) {
 		// Only call joystick.move if the joystick itself believes it's active
 		if (controlButtons.joystick.active) {