===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,145 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+var storage = LK.import("@upit/storage.v1");
+
+/**** 
+* Classes
+****/ 
+var Motorcycle = Container.expand(function () {
+	var self = Container.call(this);
+	var motorcycleGraphics = self.attachAsset('motorcycle', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 15;
+	self.moveLeft = false;
+	self.moveRight = false;
+	self.moveBackward = false;
+	self.moveForward = true;
+	self.laneWidth = 512;
+	self.currentLane = 1;
+	self.minX = 256;
+	self.maxX = 1792;
+	self.velocity = {
+		x: 0,
+		y: 0
+	};
+	self.update = function () {
+		var targetX = self.x;
+		if (self.moveLeft && self.currentLane > 0) {
+			targetX -= self.laneWidth;
+			self.currentLane--;
+		}
+		if (self.moveRight && self.currentLane < 3) {
+			targetX += self.laneWidth;
+			self.currentLane++;
+		}
+		targetX = Math.max(self.minX, Math.min(self.maxX, targetX));
+		self.velocity.x = (targetX - self.x) * 0.15;
+		self.x += self.velocity.x;
+		self.moveLeft = false;
+		self.moveRight = false;
+	};
+	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 = 12;
+	self.lastY = self.y;
+	self.update = function () {
+		self.lastY = self.y;
+		self.y += self.speed;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
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+	backgroundColor: 0x1a1a1a
+});
+
+/**** 
+* Game Code
+****/ 
+var roadGraphic = LK.getAsset('road', {
+	anchorX: 0.5,
+	anchorY: 0.0
+});
+roadGraphic.x = 1024;
+roadGraphic.y = 0;
+game.addChild(roadGraphic);
+var motorcycle = game.addChild(new Motorcycle());
+motorcycle.x = 1024;
+motorcycle.y = 2400;
+var obstacles = [];
+var score = 0;
+var distance = 0;
+var gameActive = true;
+var spawnRate = 60;
+var spawnCounter = 0;
+var difficulty = 1;
+var scoreTxt = new Text2('Distance: 0m', {
+	size: 100,
+	fill: 0xFFFFFF
+});
+scoreTxt.anchor.set(0.5, 0);
+scoreTxt.x = 1024;
+scoreTxt.y = 50;
+LK.gui.top.addChild(scoreTxt);
+var lanePositions = [256, 768, 1280, 1792];
+game.move = function (x, y, obj) {
+	if (!gameActive) return;
+	var relativeX = x;
+	var threshold = 512;
+	if (relativeX < 512) {
+		motorcycle.moveLeft = true;
+	} else if (relativeX > 1536) {
+		motorcycle.moveRight = true;
+	}
+};
+game.update = function () {
+	if (!gameActive) return;
+	motorcycle.update();
+	spawnCounter++;
+	if (spawnCounter >= Math.max(30, spawnRate - Math.floor(difficulty))) {
+		spawnCounter = 0;
+		var randomLane = Math.floor(Math.random() * 4);
+		var newObstacle = new Obstacle();
+		newObstacle.x = lanePositions[randomLane];
+		newObstacle.y = -100;
+		newObstacle.lastY = newObstacle.y;
+		obstacles.push(newObstacle);
+		game.addChild(newObstacle);
+		LK.getSound('whoosh').play();
+	}
+	distance++;
+	score = Math.floor(distance / 10);
+	difficulty = 1 + Math.floor(distance / 500);
+	scoreTxt.setText('Distance: ' + score + 'm');
+	for (var i = obstacles.length - 1; i >= 0; i--) {
+		var obstacle = obstacles[i];
+		obstacle.update();
+		if (obstacle.lastY <= 2732 && obstacle.y > 2732) {
+			obstacle.destroy();
+			obstacles.splice(i, 1);
+			continue;
+		}
+		var isColliding = motorcycle.intersects(obstacle);
+		if (isColliding) {
+			gameActive = false;
+			LK.getSound('crash').play();
+			LK.effects.flashScreen(0xFF0000, 500);
+			LK.setScore(score);
+			LK.showGameOver();
+			return;
+		}
+	}
+};
\ No newline at end of file