===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,334 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var EnemyCar = Container.expand(function () {
+	var self = Container.call(this);
+	var carGraphics = self.attachAsset('enemyCar', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = gameSpeed;
+	self.update = function () {
+		self.y += self.speed;
+	};
+	return self;
+});
+var Obstacle = Container.expand(function () {
+	var self = Container.call(this);
+	var obstacleGraphics = self.attachAsset('obstacle', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = gameSpeed;
+	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.speed = 0;
+	self.maxSpeed = 8;
+	self.invulnerable = false;
+	self.invulnerabilityTime = 0;
+	self.update = function () {
+		if (self.invulnerable) {
+			self.invulnerabilityTime--;
+			if (self.invulnerabilityTime <= 0) {
+				self.invulnerable = false;
+				carGraphics.alpha = 1;
+			} else {
+				carGraphics.alpha = Math.floor(self.invulnerabilityTime / 10) % 2 ? 0.5 : 1;
+			}
+		}
+	};
+	self.makeInvulnerable = function (duration) {
+		self.invulnerable = true;
+		self.invulnerabilityTime = duration;
+	};
+	return self;
+});
+var PowerUp = Container.expand(function () {
+	var self = Container.call(this);
+	var powerUpGraphics = self.attachAsset('powerUp', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = gameSpeed;
+	self.update = function () {
+		self.y += self.speed;
+		self.rotation += 0.1;
+	};
+	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 = gameSpeed;
+	self.update = function () {
+		self.y += self.speed;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x2c3e50
+});
+
+/**** 
+* Game Code
+****/ 
+// Game variables
+var gameSpeed = 6;
+var maxGameSpeed = 15;
+var speedIncrement = 0.002;
+var lanes = [400, 680, 960, 1240, 1520];
+var playerCar;
+var enemyCars = [];
+var obstacles = [];
+var powerUps = [];
+var roadLines = [];
+var dragNode = null;
+var distance = 0;
+var spawnTimer = 0;
+var roadLineTimer = 0;
+// UI Elements
+var scoreText = new Text2('Score: 0', {
+	size: 80,
+	fill: 0xFFFFFF
+});
+scoreText.anchor.set(0, 0);
+scoreText.x = 150;
+scoreText.y = 50;
+LK.gui.topLeft.addChild(scoreText);
+var distanceText = new Text2('Distance: 0m', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+distanceText.anchor.set(1, 0);
+distanceText.x = -50;
+distanceText.y = 120;
+LK.gui.topRight.addChild(distanceText);
+// Initialize player car
+playerCar = game.addChild(new PlayerCar());
+playerCar.x = lanes[2]; // Start in middle lane
+playerCar.y = 2400;
+// Input handling
+function handleMove(x, y, obj) {
+	if (dragNode) {
+		var newX = x;
+		// Clamp to lanes
+		var closestLane = lanes[0];
+		var minDistance = Math.abs(newX - lanes[0]);
+		for (var i = 1; i < lanes.length; i++) {
+			var distance = Math.abs(newX - lanes[i]);
+			if (distance < minDistance) {
+				minDistance = distance;
+				closestLane = lanes[i];
+			}
+		}
+		// Smooth movement to closest lane
+		tween(playerCar, {
+			x: closestLane
+		}, {
+			duration: 200,
+			easing: tween.easeOut
+		});
+	}
+}
+game.move = handleMove;
+game.down = function (x, y, obj) {
+	dragNode = playerCar;
+	handleMove(x, y, obj);
+};
+game.up = function (x, y, obj) {
+	dragNode = null;
+};
+// Spawn functions
+function spawnEnemyCar() {
+	var lane = lanes[Math.floor(Math.random() * lanes.length)];
+	var enemyCar = new EnemyCar();
+	enemyCar.x = lane;
+	enemyCar.y = -100;
+	enemyCar.speed = gameSpeed;
+	enemyCars.push(enemyCar);
+	game.addChild(enemyCar);
+}
+function spawnObstacle() {
+	var lane = lanes[Math.floor(Math.random() * lanes.length)];
+	var obstacle = new Obstacle();
+	obstacle.x = lane;
+	obstacle.y = -100;
+	obstacle.speed = gameSpeed;
+	obstacles.push(obstacle);
+	game.addChild(obstacle);
+}
+function spawnPowerUp() {
+	var lane = lanes[Math.floor(Math.random() * lanes.length)];
+	var powerUp = new PowerUp();
+	powerUp.x = lane;
+	powerUp.y = -100;
+	powerUp.speed = gameSpeed;
+	powerUps.push(powerUp);
+	game.addChild(powerUp);
+}
+function spawnRoadLine() {
+	for (var i = 0; i < lanes.length - 1; i++) {
+		var lineX = (lanes[i] + lanes[i + 1]) / 2;
+		var roadLine = new RoadLine();
+		roadLine.x = lineX;
+		roadLine.y = -100;
+		roadLine.speed = gameSpeed;
+		roadLines.push(roadLine);
+		game.addChild(roadLine);
+	}
+}
+// Collision detection
+function checkCollisions() {
+	// Check enemy car collisions
+	for (var i = enemyCars.length - 1; i >= 0; i--) {
+		var enemy = enemyCars[i];
+		if (enemy.lastIntersecting === undefined) enemy.lastIntersecting = false;
+		var currentIntersecting = playerCar.intersects(enemy) && !playerCar.invulnerable;
+		if (!enemy.lastIntersecting && currentIntersecting) {
+			LK.getSound('crash').play();
+			LK.effects.flashScreen(0xff0000, 500);
+			LK.showGameOver();
+			return;
+		}
+		enemy.lastIntersecting = currentIntersecting;
+	}
+	// Check obstacle collisions
+	for (var i = obstacles.length - 1; i >= 0; i--) {
+		var obstacle = obstacles[i];
+		if (obstacle.lastIntersecting === undefined) obstacle.lastIntersecting = false;
+		var currentIntersecting = playerCar.intersects(obstacle) && !playerCar.invulnerable;
+		if (!obstacle.lastIntersecting && currentIntersecting) {
+			LK.getSound('crash').play();
+			LK.effects.flashScreen(0xff0000, 500);
+			LK.showGameOver();
+			return;
+		}
+		obstacle.lastIntersecting = currentIntersecting;
+	}
+	// Check power-up collection
+	for (var i = powerUps.length - 1; i >= 0; i--) {
+		var powerUp = powerUps[i];
+		if (powerUp.lastIntersecting === undefined) powerUp.lastIntersecting = false;
+		var currentIntersecting = playerCar.intersects(powerUp);
+		if (!powerUp.lastIntersecting && currentIntersecting) {
+			LK.getSound('collect').play();
+			LK.setScore(LK.getScore() + 100);
+			playerCar.makeInvulnerable(180); // 3 seconds at 60fps
+			LK.effects.flashObject(playerCar, 0xf1c40f, 500);
+			powerUp.destroy();
+			powerUps.splice(i, 1);
+			continue;
+		}
+		powerUp.lastIntersecting = currentIntersecting;
+	}
+}
+// Clean up off-screen objects
+function cleanupObjects() {
+	// Clean enemy cars
+	for (var i = enemyCars.length - 1; i >= 0; i--) {
+		var enemy = enemyCars[i];
+		if (enemy.y > 2800) {
+			enemy.destroy();
+			enemyCars.splice(i, 1);
+			LK.setScore(LK.getScore() + 10);
+		}
+	}
+	// Clean obstacles
+	for (var i = obstacles.length - 1; i >= 0; i--) {
+		var obstacle = obstacles[i];
+		if (obstacle.y > 2800) {
+			obstacle.destroy();
+			obstacles.splice(i, 1);
+			LK.setScore(LK.getScore() + 5);
+		}
+	}
+	// Clean power-ups
+	for (var i = powerUps.length - 1; i >= 0; i--) {
+		var powerUp = powerUps[i];
+		if (powerUp.y > 2800) {
+			powerUp.destroy();
+			powerUps.splice(i, 1);
+		}
+	}
+	// Clean road lines
+	for (var i = roadLines.length - 1; i >= 0; i--) {
+		var roadLine = roadLines[i];
+		if (roadLine.y > 2800) {
+			roadLine.destroy();
+			roadLines.splice(i, 1);
+		}
+	}
+}
+// Update game speed and difficulty
+function updateGameSpeed() {
+	gameSpeed = Math.min(gameSpeed + speedIncrement, maxGameSpeed);
+	// Update speed for all moving objects
+	for (var i = 0; i < enemyCars.length; i++) {
+		enemyCars[i].speed = gameSpeed;
+	}
+	for (var i = 0; i < obstacles.length; i++) {
+		obstacles[i].speed = gameSpeed;
+	}
+	for (var i = 0; i < powerUps.length; i++) {
+		powerUps[i].speed = gameSpeed;
+	}
+	for (var i = 0; i < roadLines.length; i++) {
+		roadLines[i].speed = gameSpeed;
+	}
+}
+// Main game update loop
+game.update = function () {
+	// Update distance
+	distance += gameSpeed * 0.1;
+	// Update UI
+	scoreText.setText('Score: ' + LK.getScore());
+	distanceText.setText('Distance: ' + Math.floor(distance) + 'm');
+	// Update game speed
+	updateGameSpeed();
+	// Spawn logic
+	spawnTimer++;
+	if (spawnTimer >= 60) {
+		// Spawn every second
+		var rand = Math.random();
+		if (rand < 0.5) {
+			spawnEnemyCar();
+		} else if (rand < 0.8) {
+			spawnObstacle();
+		} else {
+			spawnPowerUp();
+		}
+		spawnTimer = 0;
+	}
+	// Road line spawning
+	roadLineTimer++;
+	if (roadLineTimer >= 180) {
+		// Spawn road lines every 3 seconds
+		spawnRoadLine();
+		roadLineTimer = 0;
+	}
+	// Check collisions
+	checkCollisions();
+	// Clean up objects
+	cleanupObjects();
+};
\ No newline at end of file