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

/**** 
* Classes
****/ 
var BombObstacle = Container.expand(function () {
	var self = Container.call(this);
	var bombGraphics = self.attachAsset('bomb', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.update = function () {
		self.y += self.speed;
		// Add pulsing effect for bomb
		bombGraphics.scaleX = 1 + Math.sin(LK.ticks * 0.3) * 0.2;
		bombGraphics.scaleY = 1 + Math.sin(LK.ticks * 0.3) * 0.2;
		// Change color between red and orange for danger effect
		var pulseValue = Math.sin(LK.ticks * 0.4);
		if (pulseValue > 0) {
			bombGraphics.tint = 0xFF4500; // Orange
		} else {
			bombGraphics.tint = 0x8B0000; // Dark red
		}
	};
	return self;
});
var CenterLine = Container.expand(function () {
	var self = Container.call(this);
	var centerGraphics = self.attachAsset('centerLine', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.update = function () {
		self.y += self.speed;
	};
	return self;
});
var Coin = Container.expand(function () {
	var self = Container.call(this);
	var coinGraphics = self.attachAsset('coin', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.update = function () {
		self.y += self.speed;
		// Add slight rotation for visual effect
		coinGraphics.rotation += 0.1;
	};
	return self;
});
var ExplosionEffect = Container.expand(function () {
	var self = Container.call(this);
	var explosionParts = [];
	// Create main explosion circle
	var mainExplosion = self.attachAsset('explosion', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	explosionParts.push(mainExplosion);
	// Create spark particles around the explosion
	for (var i = 0; i < 8; i++) {
		var spark = self.attachAsset('explosionSpark', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		var angle = i / 8 * Math.PI * 2;
		spark.x = Math.cos(angle) * 30;
		spark.y = Math.sin(angle) * 30;
		explosionParts.push(spark);
	}
	self.startExplosion = function () {
		// Animate main explosion - scale up and fade out
		tween(mainExplosion, {
			scaleX: 3,
			scaleY: 3,
			alpha: 0
		}, {
			duration: 800,
			easing: tween.easeOut
		});
		// Animate sparks - fly outward and fade
		for (var i = 1; i < explosionParts.length; i++) {
			var spark = explosionParts[i];
			var angle = (i - 1) / 8 * Math.PI * 2;
			var targetX = Math.cos(angle) * 120;
			var targetY = Math.sin(angle) * 120;
			tween(spark, {
				x: targetX,
				y: targetY,
				alpha: 0,
				scaleX: 0.1,
				scaleY: 0.1
			}, {
				duration: 600,
				easing: tween.easeOut
			});
		}
		// Remove explosion after animation
		LK.setTimeout(function () {
			self.destroy();
		}, 900);
	};
	return self;
});
var ExtraHeart = Container.expand(function () {
	var self = Container.call(this);
	var heartGraphics = self.attachAsset('extraHeart', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.update = function () {
		self.y += self.speed;
		// Add pulsing effect for heart
		heartGraphics.scaleX = 1 + Math.sin(LK.ticks * 0.2) * 0.1;
		heartGraphics.scaleY = 1 + Math.sin(LK.ticks * 0.2) * 0.1;
		// Add gentle glow effect
		var glowValue = Math.sin(LK.ticks * 0.15);
		if (glowValue > 0) {
			heartGraphics.tint = 0xFFB6C1; // Light pink
		} else {
			heartGraphics.tint = 0xFF69B4; // Hot pink
		}
	};
	return self;
});
var ObstacleCar = Container.expand(function () {
	var self = Container.call(this);
	var carGraphics = self.attachAsset('obstacleCar', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 7;
	self.update = function () {
		self.y += self.speed;
	};
	return self;
});
var PlayerCar = Container.expand(function () {
	var self = Container.call(this);
	var carGraphics = self.attachAsset('playerCar', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.update = function () {
		// Keep car within road bounds
		if (self.x < 100) {
			self.x = 100;
		}
		if (self.x > 1948) {
			self.x = 1948;
		}
	};
	return self;
});
var RoadLine = Container.expand(function () {
	var self = Container.call(this);
	var lineGraphics = self.attachAsset('roadLine', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.update = function () {
		self.y += self.speed;
	};
	return self;
});
var SlowPotion = Container.expand(function () {
	var self = Container.call(this);
	var potionGraphics = self.attachAsset('slowPotion', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.update = function () {
		self.y += self.speed;
		// Add rotation for visual effect
		potionGraphics.rotation += 0.08;
	};
	return self;
});
var SpeedPotion = Container.expand(function () {
	var self = Container.call(this);
	var potionGraphics = self.attachAsset('speedPotion', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.update = function () {
		self.y += self.speed;
		// Add rotation for visual effect
		potionGraphics.rotation += 0.08;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x228b22
});

/**** 
* Game Code
****/ 
// Game variables
var playerCar;
var obstacles = [];
var coins = [];
var roadLines = [];
var laneDividers = [];
var centerLines = [];
var explosions = [];
var speedPotions = [];
var slowPotions = [];
var bombObstacles = [];
var extraHearts = [];
var gameSpeed = 20;
var baseGameSpeed = 20;
var speedBoostActive = false;
var speedBoostTimer = 0;
var slowEffectActive = false;
var slowEffectTimer = 0;
var spawnTimer = 0;
var coinSpawnTimer = 0;
var speedPotionSpawnTimer = 0;
var slowPotionSpawnTimer = 0;
var bombSpawnTimer = 0;
var extraHeartSpawnTimer = 0;
var roadLineSpawnTimer = 0;
var laneDividerSpawnTimer = 0;
var centerLineSpawnTimer = 0;
var distanceScore = 0;
var coinScore = 0;
var coinCount = 0;
var dragNode = null;
var gameStarted = false;
var lives = 3;
var effectBar;
var effectBarFill;
var effectBarVisible = false;
// Create forest background with multiple tiles for seamless scrolling
var forestBackgrounds = [];
for (var i = 0; i < 4; i++) {
	var forestBg = game.addChild(LK.getAsset('forest', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 1024,
		y: i * 400 - 200
	}));
	forestBackgrounds.push(forestBg);
}
// Add trees on the sides for forest atmosphere
var trees = [];
for (var i = 0; i < 8; i++) {
	// Left side trees
	var leftTree = game.addChild(LK.getAsset('tree', {
		anchorX: 0.5,
		anchorY: 1,
		x: 200,
		y: i * 350 - 100
	}));
	var leftTreeTop = game.addChild(LK.getAsset('treeTop', {
		anchorX: 0.5,
		anchorY: 1,
		x: 200,
		y: i * 350 - 140
	}));
	trees.push(leftTree);
	trees.push(leftTreeTop);
	// Right side trees
	var rightTree = game.addChild(LK.getAsset('tree', {
		anchorX: 0.5,
		anchorY: 1,
		x: 1848,
		y: i * 350 - 100
	}));
	var rightTreeTop = game.addChild(LK.getAsset('treeTop', {
		anchorX: 0.5,
		anchorY: 1,
		x: 1848,
		y: i * 350 - 140
	}));
	trees.push(rightTree);
	trees.push(rightTreeTop);
}
// Create player car
playerCar = game.addChild(new PlayerCar());
playerCar.x = 1024;
playerCar.y = 2000;
// Create UI elements
var scoreText = new Text2('Score: 0', {
	size: 60,
	fill: 0xFFFFFF
});
scoreText.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreText);
var coinCountText = new Text2('Coins: 0', {
	size: 40,
	fill: 0xFFD700
});
coinCountText.anchor.set(0, 0);
coinCountText.x = 150;
coinCountText.y = 100;
LK.gui.topLeft.addChild(coinCountText);
var remainingText = new Text2('Remaining: 10000m', {
	size: 40,
	fill: 0x00FF00
});
remainingText.anchor.set(0, 0);
remainingText.x = 150;
remainingText.y = 150;
LK.gui.topLeft.addChild(remainingText);
// Create heart display for lives
var hearts = [];
for (var h = 0; h < 3; h++) {
	var heart = LK.getAsset('heart', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	heart.scaleX = 1.7; // Increase size by 70%
	heart.scaleY = 1.7; // Increase size by 70%
	heart.x = -60 - h * 50; // Position hearts from right to left
	heart.y = 30;
	hearts.push(heart);
	LK.gui.topRight.addChild(heart);
}
// Create high score display
var highScoreText = new Text2('High Score: ' + (storage.highScore || 0), {
	size: 35,
	fill: 0xFFD700
});
highScoreText.anchor.set(1, 0);
highScoreText.x = -20;
highScoreText.y = 100;
LK.gui.topRight.addChild(highScoreText);
// Create effect bar (hidden initially)
effectBar = LK.getAsset('effectBarBg', {
	anchorX: 0.5,
	anchorY: 0.5
});
effectBar.x = 0;
effectBar.y = -100;
effectBar.alpha = 0;
effectBar.scaleX = 1.82; // Increased by 30% (1.4 * 1.3 = 1.82)
effectBar.scaleY = 1.82; // Increased by 30% (1.4 * 1.3 = 1.82)
effectBar.tint = 0xff0000; // Make effect bar red
LK.gui.bottom.addChild(effectBar);
effectBarFill = LK.getAsset('effectBarFill', {
	anchorX: 0,
	anchorY: 0.5
});
effectBarFill.x = -149;
effectBarFill.y = 0;
effectBarFill.tint = 0xff0000; // Make effect bar fill red
effectBar.addChild(effectBarFill);
// Touch controls
function handleMove(x, y, obj) {
	if (dragNode && gameStarted) {
		// Constrain car to road bounds (between 324 and 1724)
		var roadLeftBound = 324;
		var roadRightBound = 1724;
		if (x < roadLeftBound) {
			playerCar.x = roadLeftBound;
		} else if (x > roadRightBound) {
			playerCar.x = roadRightBound;
		} else {
			playerCar.x = x;
		}
	}
}
game.move = handleMove;
game.down = function (x, y, obj) {
	if (!gameStarted) {
		gameStarted = true;
		LK.stopMusic();
		LK.playMusic('bgMusic');
	}
	dragNode = playerCar;
	handleMove(x, y, obj);
};
game.up = function (x, y, obj) {
	dragNode = null;
};
// Spawn functions
function spawnObstacle() {
	var obstacle = new ObstacleCar();
	obstacle.x = Math.random() * 1400 + 324; // Random X position within safe road bounds (324 to 1724)
	obstacle.y = -100;
	obstacle.speed = gameSpeed;
	obstacles.push(obstacle);
	game.addChild(obstacle);
}
function spawnCoin() {
	var coin = new Coin();
	var attempts = 0;
	var maxAttempts = 10;
	var validPosition = false;
	var minDistance = 200; // Minimum distance between coins and obstacles
	var coinX,
		coinY = -100;
	// Try to find a valid position away from obstacles
	while (!validPosition && attempts < maxAttempts) {
		coinX = Math.random() * 1400 + 324; // Random X position within safe road bounds (324 to 1724)
		validPosition = true;
		// Check distance from all existing obstacles
		for (var i = 0; i < obstacles.length; i++) {
			var obstacle = obstacles[i];
			// Only check obstacles that are close vertically (within spawn range)
			if (obstacle.y > -500 && obstacle.y < 500) {
				var distance = Math.sqrt(Math.pow(coinX - obstacle.x, 2) + Math.pow(coinY - obstacle.y, 2));
				if (distance < minDistance) {
					validPosition = false;
					break;
				}
			}
		}
		attempts++;
	}
	coin.x = coinX;
	coin.y = coinY;
	coin.speed = gameSpeed;
	coins.push(coin);
	game.addChild(coin);
}
function spawnRoadLine() {
	var roadLine = new RoadLine();
	roadLine.x = 1024;
	roadLine.y = -100;
	roadLine.speed = gameSpeed;
	roadLines.push(roadLine);
	game.addChild(roadLine);
}
function spawnLaneDivider() {
	// Create lane dividers for left and right lanes
	var leftDivider = game.addChild(LK.getAsset('laneDivider', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 700,
		y: -100
	}));
	leftDivider.speed = gameSpeed;
	laneDividers.push(leftDivider);
	var rightDivider = game.addChild(LK.getAsset('laneDivider', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 1348,
		y: -100
	}));
	rightDivider.speed = gameSpeed;
	laneDividers.push(rightDivider);
}
function spawnCenterLine() {
	var centerLine = new CenterLine();
	centerLine.x = 1024;
	centerLine.y = -100;
	centerLine.speed = gameSpeed;
	centerLines.push(centerLine);
	game.addChild(centerLine);
}
function spawnSpeedPotion() {
	var potion = new SpeedPotion();
	var attempts = 0;
	var maxAttempts = 10;
	var validPosition = false;
	var minDistance = 200;
	var potionX,
		potionY = -100;
	// Try to find a valid position away from obstacles
	while (!validPosition && attempts < maxAttempts) {
		potionX = Math.random() * 1400 + 324;
		validPosition = true;
		// Check distance from all existing obstacles
		for (var i = 0; i < obstacles.length; i++) {
			var obstacle = obstacles[i];
			if (obstacle.y > -500 && obstacle.y < 500) {
				var distance = Math.sqrt(Math.pow(potionX - obstacle.x, 2) + Math.pow(potionY - obstacle.y, 2));
				if (distance < minDistance) {
					validPosition = false;
					break;
				}
			}
		}
		attempts++;
	}
	potion.x = potionX;
	potion.y = potionY;
	potion.speed = gameSpeed;
	speedPotions.push(potion);
	game.addChild(potion);
}
function spawnSlowPotion() {
	var potion = new SlowPotion();
	var attempts = 0;
	var maxAttempts = 10;
	var validPosition = false;
	var minDistance = 200;
	var potionX,
		potionY = -100;
	// Try to find a valid position away from obstacles
	while (!validPosition && attempts < maxAttempts) {
		potionX = Math.random() * 1400 + 324;
		validPosition = true;
		// Check distance from all existing obstacles
		for (var i = 0; i < obstacles.length; i++) {
			var obstacle = obstacles[i];
			if (obstacle.y > -500 && obstacle.y < 500) {
				var distance = Math.sqrt(Math.pow(potionX - obstacle.x, 2) + Math.pow(potionY - obstacle.y, 2));
				if (distance < minDistance) {
					validPosition = false;
					break;
				}
			}
		}
		attempts++;
	}
	potion.x = potionX;
	potion.y = potionY;
	potion.speed = gameSpeed;
	slowPotions.push(potion);
	game.addChild(potion);
}
function spawnBombObstacle() {
	var bomb = new BombObstacle();
	var attempts = 0;
	var maxAttempts = 10;
	var validPosition = false;
	var minDistance = 250;
	var bombX,
		bombY = -100;
	// Try to find a valid position away from obstacles and other items
	while (!validPosition && attempts < maxAttempts) {
		bombX = Math.random() * 1400 + 324;
		validPosition = true;
		// Check distance from all existing obstacles
		for (var i = 0; i < obstacles.length; i++) {
			var obstacle = obstacles[i];
			if (obstacle.y > -500 && obstacle.y < 500) {
				var distance = Math.sqrt(Math.pow(bombX - obstacle.x, 2) + Math.pow(bombY - obstacle.y, 2));
				if (distance < minDistance) {
					validPosition = false;
					break;
				}
			}
		}
		attempts++;
	}
	bomb.x = bombX;
	bomb.y = bombY;
	bomb.speed = gameSpeed;
	bombObstacles.push(bomb);
	game.addChild(bomb);
}
function spawnExtraHeart() {
	var heart = new ExtraHeart();
	var attempts = 0;
	var maxAttempts = 10;
	var validPosition = false;
	var minDistance = 200;
	var heartX,
		heartY = -100;
	// Try to find a valid position away from obstacles
	while (!validPosition && attempts < maxAttempts) {
		heartX = Math.random() * 1400 + 324;
		validPosition = true;
		// Check distance from all existing obstacles
		for (var i = 0; i < obstacles.length; i++) {
			var obstacle = obstacles[i];
			if (obstacle.y > -500 && obstacle.y < 500) {
				var distance = Math.sqrt(Math.pow(heartX - obstacle.x, 2) + Math.pow(heartY - obstacle.y, 2));
				if (distance < minDistance) {
					validPosition = false;
					break;
				}
			}
		}
		attempts++;
	}
	heart.x = heartX;
	heart.y = heartY;
	heart.speed = gameSpeed;
	extraHearts.push(heart);
	game.addChild(heart);
}
// Main game loop
game.update = function () {
	if (!gameStarted) {
		return;
	}
	// Update distance score at a slower rate
	distanceScore += gameSpeed / 60;
	// Increase game speed gradually with acceleration
	if (LK.ticks % 300 === 0) {
		// Accelerate faster as time goes on
		var acceleration = 0.5 + distanceScore / 1000 * 0.2;
		gameSpeed += acceleration;
	}
	// Spawn obstacles more frequently as speed increases
	spawnTimer++;
	var obstacleSpawnRate = Math.max(19.8, 59.4 - gameSpeed * 4.29); // Reduced by 10%
	if (spawnTimer > obstacleSpawnRate) {
		spawnObstacle();
		spawnTimer = 0;
	}
	// Spawn coins
	coinSpawnTimer++;
	if (coinSpawnTimer > 96) {
		// Increased spawn rate by 20% from previous (120 * 0.8 = 96)
		spawnCoin();
		coinSpawnTimer = 0;
	}
	// Spawn speed potions (less frequently than coins)
	speedPotionSpawnTimer++;
	if (speedPotionSpawnTimer > 310) {
		// Increased spawn rate by 20% from previous (387 * 0.8 ≈ 310)
		spawnSpeedPotion();
		speedPotionSpawnTimer = 0;
	}
	// Spawn slow potions (same frequency as speed potions)
	slowPotionSpawnTimer++;
	if (slowPotionSpawnTimer > 350) {
		spawnSlowPotion();
		slowPotionSpawnTimer = 0;
	}
	// Spawn bomb obstacles (less frequently than other obstacles)
	bombSpawnTimer++;
	if (bombSpawnTimer > 600) {
		// Spawn every 10 seconds at 60 FPS
		spawnBombObstacle();
		bombSpawnTimer = 0;
	}
	// Spawn extra hearts (very rarely)
	extraHeartSpawnTimer++;
	if (extraHeartSpawnTimer > 1200) {
		// Spawn every 20 seconds at 60 FPS (reduced by 50% from previous rate)
		spawnExtraHeart();
		extraHeartSpawnTimer = 0;
	}
	// Handle speed boost timer
	if (speedBoostActive) {
		speedBoostTimer--;
		if (speedBoostTimer <= 0) {
			speedBoostActive = false;
			gameSpeed = baseGameSpeed;
			// Hide effect bar
			effectBarVisible = false;
			tween(effectBar, {
				alpha: 0
			}, {
				duration: 300
			});
			// Visual feedback that boost ended
			tween(playerCar, {
				tint: 0xFFFFFF
			}, {
				duration: 500
			});
		}
	}
	// Handle slow effect timer
	if (slowEffectActive) {
		slowEffectTimer--;
		if (slowEffectTimer <= 0) {
			slowEffectActive = false;
			gameSpeed = baseGameSpeed;
			// Hide effect bar
			effectBarVisible = false;
			tween(effectBar, {
				alpha: 0
			}, {
				duration: 300
			});
			// Visual feedback that slow effect ended
			tween(playerCar, {
				tint: 0xFFFFFF
			}, {
				duration: 500
			});
		}
	}
	// Spawn road lines
	roadLineSpawnTimer++;
	if (roadLineSpawnTimer > 40) {
		spawnRoadLine();
		roadLineSpawnTimer = 0;
	}
	// Spawn lane dividers more frequently as speed increases
	laneDividerSpawnTimer++;
	var laneDividerSpawnRate = Math.max(15, 30 - gameSpeed * 1.5);
	if (laneDividerSpawnTimer > laneDividerSpawnRate) {
		spawnLaneDivider();
		laneDividerSpawnTimer = 0;
	}
	// Spawn center lines more frequently as speed increases
	centerLineSpawnTimer++;
	var centerLineSpawnRate = Math.max(12, 25 - gameSpeed * 1.2);
	if (centerLineSpawnTimer > centerLineSpawnRate) {
		spawnCenterLine();
		centerLineSpawnTimer = 0;
	}
	// Update and check obstacles
	for (var i = obstacles.length - 1; i >= 0; i--) {
		var obstacle = obstacles[i];
		if (obstacle.lastY === undefined) {
			obstacle.lastY = obstacle.y;
		}
		// Remove off-screen obstacles
		if (obstacle.lastY < 2800 && obstacle.y >= 2800) {
			obstacle.destroy();
			obstacles.splice(i, 1);
			continue;
		}
		// Check collision with player
		if (obstacle.intersects(playerCar)) {
			// Create explosion effect at collision point
			var explosion = new ExplosionEffect();
			explosion.x = playerCar.x;
			explosion.y = playerCar.y;
			explosions.push(explosion);
			game.addChild(explosion);
			explosion.startExplosion();
			LK.getSound('crash').play();
			LK.effects.flashScreen(0xff0000, 1000);
			// Decrease lives
			lives--;
			// Update heart display - show hearts based on remaining lives
			for (var h = 0; h < hearts.length; h++) {
				if (h < lives) {
					hearts[h].alpha = 1.0; // Show heart if player has this life
				} else {
					hearts[h].alpha = 0.3; // Hide heart if player doesn't have this life
				}
			}
			// Remove the obstacle that caused collision
			obstacle.destroy();
			obstacles.splice(i, 1);
			// Check if game over
			if (lives <= 0) {
				// Ensure final score is set correctly before game over
				var finalScore = Math.floor(distanceScore) + coinScore;
				LK.setScore(finalScore);
				// Update high score if current score is better
				if (finalScore > (storage.highScore || 0)) {
					storage.highScore = finalScore;
				}
				LK.showGameOver();
				return;
			}
			continue;
		}
		obstacle.lastY = obstacle.y;
	}
	// Update and check coins
	for (var j = coins.length - 1; j >= 0; j--) {
		var coin = coins[j];
		if (coin.lastY === undefined) {
			coin.lastY = coin.y;
		}
		if (coin.lastCollected === undefined) {
			coin.lastCollected = false;
		}
		// Remove off-screen coins
		if (coin.lastY < 2800 && coin.y >= 2800) {
			coin.destroy();
			coins.splice(j, 1);
			continue;
		}
		// Check collection
		var currentCollected = coin.intersects(playerCar);
		if (!coin.lastCollected && currentCollected) {
			LK.getSound('collectCoin').play();
			coinCount += 1;
			coinScore += 100;
			LK.setScore(Math.floor(distanceScore) + coinScore);
			coin.destroy();
			coins.splice(j, 1);
			continue;
		}
		coin.lastY = coin.y;
		coin.lastCollected = currentCollected;
	}
	// Update and check speed potions
	for (var sp = speedPotions.length - 1; sp >= 0; sp--) {
		var potion = speedPotions[sp];
		if (potion.lastY === undefined) {
			potion.lastY = potion.y;
		}
		if (potion.lastCollected === undefined) {
			potion.lastCollected = false;
		}
		// Remove off-screen potions
		if (potion.lastY < 2800 && potion.y >= 2800) {
			potion.destroy();
			speedPotions.splice(sp, 1);
			continue;
		}
		// Check collection
		var currentPotionCollected = potion.intersects(playerCar);
		if (!potion.lastCollected && currentPotionCollected) {
			// Activate speed boost
			speedBoostActive = true;
			speedBoostTimer = 300; // 5 seconds at 60 FPS
			baseGameSpeed = gameSpeed;
			gameSpeed = gameSpeed * 1.5; // 50% speed increase
			// Show effect bar
			effectBarVisible = true;
			effectBarFill.tint = 0x00FFFF; // Blue for speed boost
			tween(effectBar, {
				alpha: 1
			}, {
				duration: 200
			});
			// Visual feedback for speed boost
			tween(playerCar, {
				tint: 0x00FFFF
			}, {
				duration: 300
			});
			potion.destroy();
			speedPotions.splice(sp, 1);
			continue;
		}
		potion.lastY = potion.y;
		potion.lastCollected = currentPotionCollected;
	}
	// Update and check slow potions
	for (var slp = slowPotions.length - 1; slp >= 0; slp--) {
		var slowPotion = slowPotions[slp];
		if (slowPotion.lastY === undefined) {
			slowPotion.lastY = slowPotion.y;
		}
		if (slowPotion.lastCollected === undefined) {
			slowPotion.lastCollected = false;
		}
		// Remove off-screen potions
		if (slowPotion.lastY < 2800 && slowPotion.y >= 2800) {
			slowPotion.destroy();
			slowPotions.splice(slp, 1);
			continue;
		}
		// Check collection
		var currentSlowPotionCollected = slowPotion.intersects(playerCar);
		if (!slowPotion.lastCollected && currentSlowPotionCollected) {
			// Activate slow effect
			slowEffectActive = true;
			slowEffectTimer = 300; // 5 seconds at 60 FPS
			baseGameSpeed = gameSpeed;
			gameSpeed = gameSpeed * 0.5; // 50% speed decrease
			// Show effect bar
			effectBarVisible = true;
			effectBarFill.tint = 0xFF6600; // Orange for slow effect
			tween(effectBar, {
				alpha: 1
			}, {
				duration: 200
			});
			// Visual feedback for slow effect
			tween(playerCar, {
				tint: 0x0000FF
			}, {
				duration: 300
			});
			slowPotion.destroy();
			slowPotions.splice(slp, 1);
			continue;
		}
		slowPotion.lastY = slowPotion.y;
		slowPotion.lastCollected = currentSlowPotionCollected;
	}
	// Update and check bomb obstacles
	for (var bo = bombObstacles.length - 1; bo >= 0; bo--) {
		var bomb = bombObstacles[bo];
		if (bomb.lastY === undefined) {
			bomb.lastY = bomb.y;
		}
		if (bomb.lastCollected === undefined) {
			bomb.lastCollected = false;
		}
		// Remove off-screen bombs
		if (bomb.lastY < 2800 && bomb.y >= 2800) {
			bomb.destroy();
			bombObstacles.splice(bo, 1);
			continue;
		}
		// Check collision with player
		var currentBombCollected = bomb.intersects(playerCar);
		if (!bomb.lastCollected && currentBombCollected) {
			// Play bomb explosion sound immediately - continues even after game over
			LK.getSound('bombExplosion').play();
			// Create massive explosion effect with much larger scale
			var explosion = new ExplosionEffect();
			explosion.x = playerCar.x;
			explosion.y = playerCar.y;
			explosions.push(explosion);
			game.addChild(explosion);
			// Scale up the explosion to make it massive
			explosion.scaleX = 3;
			explosion.scaleY = 3;
			// Create additional large explosion effects around the impact
			for (var ex = 0; ex < 5; ex++) {
				var additionalExplosion = new ExplosionEffect();
				additionalExplosion.x = playerCar.x + (Math.random() - 0.5) * 400;
				additionalExplosion.y = playerCar.y + (Math.random() - 0.5) * 400;
				additionalExplosion.scaleX = 2 + Math.random();
				additionalExplosion.scaleY = 2 + Math.random();
				explosions.push(additionalExplosion);
				game.addChild(additionalExplosion);
				additionalExplosion.startExplosion();
			}
			explosion.startExplosion();
			// Screen shake effect using tween
			tween(game, {
				x: game.x + 20
			}, {
				duration: 50,
				onFinish: function onFinish() {
					tween(game, {
						x: game.x - 40
					}, {
						duration: 50,
						onFinish: function onFinish() {
							tween(game, {
								x: game.x + 40
							}, {
								duration: 50,
								onFinish: function onFinish() {
									tween(game, {
										x: game.x - 20
									}, {
										duration: 50
									});
								}
							});
						}
					});
				}
			});
			// Remove ALL hearts (set lives to 0)
			lives = 0;
			// Hide all hearts
			for (var h = 0; h < hearts.length; h++) {
				hearts[h].alpha = 0.3;
			}
			// Remove the bomb that caused collision
			bomb.destroy();
			bombObstacles.splice(bo, 1);
			// Game over immediately
			var finalScore = Math.floor(distanceScore) + coinScore;
			LK.setScore(finalScore);
			// Update high score if current score is better
			if (finalScore > (storage.highScore || 0)) {
				storage.highScore = finalScore;
			}
			// Create dramatic flash sequence for atomic bomb explosion - 50% more intense
			LK.effects.flashScreen(0xffffff, 3450); // Intense white flash first (+50% duration)
			LK.setTimeout(function () {
				LK.effects.flashScreen(0xff0000, 5250); // Red explosion flash (+50% duration)
			}, 50); // Faster transition for intensity
			LK.setTimeout(function () {
				LK.effects.flashScreen(0xffffff, 2000); // Additional white flash for intensity
			}, 150);
			LK.setTimeout(function () {
				LK.effects.flashScreen(0xff4500, 4500); // Orange explosion flash (+50% duration)
			}, 300); // Faster transition
			LK.setTimeout(function () {
				LK.effects.flashScreen(0xff0000, 2500); // Additional red flash
			}, 600);
			LK.setTimeout(function () {
				LK.effects.flashScreen(0xffff00, 4200); // Yellow afterglow (+50% duration)
			}, 900);
			LK.setTimeout(function () {
				LK.effects.flashScreen(0xff4500, 2000); // Final orange flash for intensity
			}, 1200);
			LK.showGameOver();
			return;
		}
		bomb.lastY = bomb.y;
		bomb.lastCollected = currentBombCollected;
	}
	// Update and check extra hearts
	for (var eh = extraHearts.length - 1; eh >= 0; eh--) {
		var extraHeart = extraHearts[eh];
		if (extraHeart.lastY === undefined) {
			extraHeart.lastY = extraHeart.y;
		}
		if (extraHeart.lastCollected === undefined) {
			extraHeart.lastCollected = false;
		}
		// Remove off-screen hearts
		if (extraHeart.lastY < 2800 && extraHeart.y >= 2800) {
			extraHeart.destroy();
			extraHearts.splice(eh, 1);
			continue;
		}
		// Check collection
		var currentHeartCollected = extraHeart.intersects(playerCar);
		if (!extraHeart.lastCollected && currentHeartCollected) {
			// Increase lives by 1
			lives += 1;
			// Update heart display - show hearts based on current lives
			for (var h = 0; h < hearts.length; h++) {
				if (h < lives) {
					hearts[h].alpha = 1.0; // Show heart if player has this life
				} else {
					hearts[h].alpha = 0.3; // Hide heart if player doesn't have this life
				}
			}
			// Flash all hearts to show extra life gained
			for (var h = 0; h < hearts.length; h++) {
				(function (heart) {
					tween(heart, {
						tint: 0x00FF00
					}, {
						duration: 300,
						onFinish: function onFinish() {
							tween(heart, {
								tint: 0xFFFFFF
							}, {
								duration: 300
							});
						}
					});
				})(hearts[h]);
			}
			// Visual feedback for gaining extra life
			LK.effects.flashScreen(0x00FF00, 500);
			tween(playerCar, {
				tint: 0x00FF00
			}, {
				duration: 500,
				onFinish: function onFinish() {
					tween(playerCar, {
						tint: 0xFFFFFF
					}, {
						duration: 300
					});
				}
			});
			extraHeart.destroy();
			extraHearts.splice(eh, 1);
			continue;
		}
		extraHeart.lastY = extraHeart.y;
		extraHeart.lastCollected = currentHeartCollected;
	}
	// Update and remove road lines
	for (var k = roadLines.length - 1; k >= 0; k--) {
		var roadLine = roadLines[k];
		if (roadLine.lastY === undefined) {
			roadLine.lastY = roadLine.y;
		}
		if (roadLine.lastY < 2800 && roadLine.y >= 2800) {
			roadLine.destroy();
			roadLines.splice(k, 1);
			continue;
		}
		roadLine.lastY = roadLine.y;
	}
	// Update and remove lane dividers
	for (var d = laneDividers.length - 1; d >= 0; d--) {
		var divider = laneDividers[d];
		if (divider.lastY === undefined) {
			divider.lastY = divider.y;
		}
		divider.y += divider.speed;
		if (divider.lastY < 2800 && divider.y >= 2800) {
			divider.destroy();
			laneDividers.splice(d, 1);
			continue;
		}
		divider.lastY = divider.y;
	}
	// Update and remove center lines
	for (var c = centerLines.length - 1; c >= 0; c--) {
		var centerLine = centerLines[c];
		if (centerLine.lastY === undefined) {
			centerLine.lastY = centerLine.y;
		}
		if (centerLine.lastY < 2800 && centerLine.y >= 2800) {
			centerLine.destroy();
			centerLines.splice(c, 1);
			continue;
		}
		centerLine.lastY = centerLine.y;
	}
	// Check win condition
	var totalScore = Math.floor(distanceScore) + coinScore;
	if (totalScore >= 10000) {
		// Ensure final score is set correctly before showing win
		LK.setScore(totalScore);
		// Update high score if current score is better
		if (totalScore > (storage.highScore || 0)) {
			storage.highScore = totalScore;
		}
		LK.showYouWin();
		return;
	}
	// Update UI
	scoreText.setText('Score: ' + totalScore);
	var remainingDistance = Math.max(0, 10000 - totalScore);
	remainingText.setText('Remaining: ' + remainingDistance + 'm');
	coinCountText.setText('Coins: ' + coinCount);
	highScoreText.setText('High Score: ' + (storage.highScore || 0));
	// Scroll forest backgrounds for realistic movement
	for (var bg = 0; bg < forestBackgrounds.length; bg++) {
		forestBackgrounds[bg].y += gameSpeed;
		// Reset position when tile moves off screen
		if (forestBackgrounds[bg].y > 2932) {
			forestBackgrounds[bg].y = forestBackgrounds[bg].y - 4 * 400;
		}
	}
	// Scroll trees for realistic movement
	for (var t = 0; t < trees.length; t++) {
		trees[t].y += gameSpeed;
		// Reset position when tree moves off screen
		if (trees[t].y > 2932) {
			trees[t].y = trees[t].y - 8 * 350;
		}
	}
	// Update speeds for all moving objects
	for (var l = 0; l < obstacles.length; l++) {
		obstacles[l].speed = gameSpeed;
	}
	for (var m = 0; m < coins.length; m++) {
		coins[m].speed = gameSpeed;
	}
	for (var n = 0; n < roadLines.length; n++) {
		roadLines[n].speed = gameSpeed;
	}
	for (var d = 0; d < laneDividers.length; d++) {
		laneDividers[d].speed = gameSpeed;
	}
	for (var cl = 0; cl < centerLines.length; cl++) {
		centerLines[cl].speed = gameSpeed;
	}
	for (var sp = 0; sp < speedPotions.length; sp++) {
		speedPotions[sp].speed = gameSpeed;
	}
	for (var slp = 0; slp < slowPotions.length; slp++) {
		slowPotions[slp].speed = gameSpeed;
	}
	for (var bo = 0; bo < bombObstacles.length; bo++) {
		bombObstacles[bo].speed = gameSpeed;
	}
	for (var eh = 0; eh < extraHearts.length; eh++) {
		extraHearts[eh].speed = gameSpeed;
	}
	// Update effect bar
	if (effectBarVisible) {
		var currentTimer = 0;
		var maxTimer = 300;
		if (speedBoostActive) {
			currentTimer = speedBoostTimer;
		} else if (slowEffectActive) {
			currentTimer = slowEffectTimer;
		}
		// Update bar width based on remaining time
		var fillWidth = currentTimer / maxTimer * 298;
		effectBarFill.width = Math.max(0, fillWidth);
	}
};

===================================================================
--- original.js
+++ change.js
@@ -1014,20 +1014,22 @@
 				}
 			}
 			// Flash all hearts to show extra life gained
 			for (var h = 0; h < hearts.length; h++) {
-				tween(hearts[h], {
-					tint: 0x00FF00
-				}, {
-					duration: 300,
-					onFinish: function onFinish() {
-						tween(hearts[h], {
-							tint: 0xFFFFFF
-						}, {
-							duration: 300
-						});
-					}
-				});
+				(function (heart) {
+					tween(heart, {
+						tint: 0x00FF00
+					}, {
+						duration: 300,
+						onFinish: function onFinish() {
+							tween(heart, {
+								tint: 0xFFFFFF
+							}, {
+								duration: 300
+							});
+						}
+					});
+				})(hearts[h]);
 			}
 			// Visual feedback for gaining extra life
 			LK.effects.flashScreen(0x00FF00, 500);
 			tween(playerCar, {