===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,270 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+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.collected = false;
+	self.bobOffset = Math.random() * Math.PI * 2;
+	self.startY = 0;
+	self.update = function () {
+		self.x += self.speed * gameSpeed;
+		self.y = self.startY + Math.sin(LK.ticks * 0.1 + self.bobOffset) * 20;
+	};
+	return self;
+});
+var Enemy = Container.expand(function () {
+	var self = Container.call(this);
+	var enemyGraphics = self.attachAsset('enemy', {
+		anchorX: 0.5,
+		anchorY: 1.0
+	});
+	self.speed = -8;
+	self.update = function () {
+		self.x += self.speed * gameSpeed;
+	};
+	return self;
+});
+var Ground = Container.expand(function () {
+	var self = Container.call(this);
+	var groundGraphics = self.attachAsset('ground', {
+		anchorX: 0,
+		anchorY: 0
+	});
+	self.speed = -8;
+	self.update = function () {
+		self.x += self.speed * gameSpeed;
+		if (self.x <= -self.width) {
+			self.x += self.width * 3;
+		}
+	};
+	return self;
+});
+var Gul = Container.expand(function () {
+	var self = Container.call(this);
+	var gulGraphics = self.attachAsset('gul', {
+		anchorX: 0.5,
+		anchorY: 1.0
+	});
+	self.isJumping = false;
+	self.isGrounded = true;
+	self.velocityY = 0;
+	self.groundY = 0;
+	self.jumpPower = -25;
+	self.gravity = 1.2;
+	self.jump = function () {
+		if (self.isGrounded) {
+			self.velocityY = self.jumpPower;
+			self.isJumping = true;
+			self.isGrounded = false;
+			LK.getSound('jump').play();
+		}
+	};
+	self.update = function () {
+		if (!self.isGrounded) {
+			self.velocityY += self.gravity;
+			self.y += self.velocityY;
+			if (self.y >= self.groundY) {
+				self.y = self.groundY;
+				self.velocityY = 0;
+				self.isJumping = false;
+				self.isGrounded = true;
+			}
+		}
+	};
+	return self;
+});
+var Obstacle = Container.expand(function () {
+	var self = Container.call(this);
+	var obstacleGraphics = self.attachAsset('obstacle', {
+		anchorX: 0.5,
+		anchorY: 1.0
+	});
+	self.speed = -8;
+	self.scored = false;
+	self.update = function () {
+		self.x += self.speed * gameSpeed;
+	};
+	return self;
+});
+var Pit = Container.expand(function () {
+	var self = Container.call(this);
+	var pitGraphics = self.attachAsset('pit', {
+		anchorX: 0.5,
+		anchorY: 0
+	});
+	self.speed = -8;
+	self.update = function () {
+		self.x += self.speed * gameSpeed;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x87ceeb
+});
+
+/**** 
+* Game Code
+****/ 
+var gul;
+var groundElements = [];
+var obstacles = [];
+var coins = [];
+var enemies = [];
+var pits = [];
+var gameSpeed = 1.0;
+var distance = 0;
+var coinsCollected = 0;
+var gameRunning = true;
+var groundY = 2400;
+var lastObstacleSpawn = 0;
+var lastCoinSpawn = 0;
+// Initialize score display
+var scoreText = new Text2('Distance: 0 | Coins: 0', {
+	size: 80,
+	fill: 0xFFFFFF
+});
+scoreText.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreText);
+// Create Gül
+gul = game.addChild(new Gul());
+gul.x = 400;
+gul.y = groundY;
+gul.groundY = groundY;
+// Create initial ground segments
+for (var i = 0; i < 4; i++) {
+	var ground = game.addChild(new Ground());
+	ground.x = i * 300;
+	ground.y = groundY;
+	groundElements.push(ground);
+}
+function spawnObstacle() {
+	var obstacleType = Math.random();
+	if (obstacleType < 0.4) {
+		// Spawn regular obstacle
+		var obstacle = game.addChild(new Obstacle());
+		obstacle.x = 2200;
+		obstacle.y = groundY;
+		obstacles.push(obstacle);
+	} else if (obstacleType < 0.7) {
+		// Spawn enemy
+		var enemy = game.addChild(new Enemy());
+		enemy.x = 2200;
+		enemy.y = groundY;
+		enemies.push(enemy);
+	} else {
+		// Spawn pit
+		var pit = game.addChild(new Pit());
+		pit.x = 2200;
+		pit.y = groundY;
+		pits.push(pit);
+	}
+}
+function spawnCoin() {
+	var coin = game.addChild(new Coin());
+	coin.x = 2200;
+	coin.y = groundY - 150 - Math.random() * 200;
+	coin.startY = coin.y;
+	coins.push(coin);
+}
+function checkCollisions() {
+	// Check obstacle collisions
+	for (var i = obstacles.length - 1; i >= 0; i--) {
+		var obstacle = obstacles[i];
+		if (gul.intersects(obstacle)) {
+			gameRunning = false;
+			LK.getSound('gameOver').play();
+			LK.showGameOver();
+			return;
+		}
+		if (obstacle.x < -100) {
+			obstacle.destroy();
+			obstacles.splice(i, 1);
+		}
+	}
+	// Check enemy collisions
+	for (var i = enemies.length - 1; i >= 0; i--) {
+		var enemy = enemies[i];
+		if (gul.intersects(enemy)) {
+			gameRunning = false;
+			LK.getSound('gameOver').play();
+			LK.showGameOver();
+			return;
+		}
+		if (enemy.x < -100) {
+			enemy.destroy();
+			enemies.splice(i, 1);
+		}
+	}
+	// Check pit collisions
+	for (var i = pits.length - 1; i >= 0; i--) {
+		var pit = pits[i];
+		if (gul.intersects(pit) && gul.isGrounded) {
+			gameRunning = false;
+			LK.getSound('gameOver').play();
+			LK.showGameOver();
+			return;
+		}
+		if (pit.x < -200) {
+			pit.destroy();
+			pits.splice(i, 1);
+		}
+	}
+	// Check coin collection
+	for (var i = coins.length - 1; i >= 0; i--) {
+		var coin = coins[i];
+		if (!coin.collected && gul.intersects(coin)) {
+			coin.collected = true;
+			coinsCollected++;
+			LK.setScore(distance + coinsCollected * 10);
+			LK.getSound('coin').play();
+			coin.destroy();
+			coins.splice(i, 1);
+		} else if (coin.x < -100) {
+			coin.destroy();
+			coins.splice(i, 1);
+		}
+	}
+}
+function updateGameSpeed() {
+	gameSpeed = Math.min(2.0, 1.0 + distance * 0.0001);
+}
+function updateScore() {
+	distance += 1;
+	LK.setScore(distance + coinsCollected * 10);
+	scoreText.setText('Distance: ' + Math.floor(distance / 10) + ' | Coins: ' + coinsCollected);
+}
+game.down = function (x, y, obj) {
+	if (gameRunning) {
+		gul.jump();
+	}
+};
+game.update = function () {
+	if (!gameRunning) return;
+	updateScore();
+	updateGameSpeed();
+	// Spawn obstacles
+	if (LK.ticks - lastObstacleSpawn > 100 + Math.random() * 120) {
+		spawnObstacle();
+		lastObstacleSpawn = LK.ticks;
+	}
+	// Spawn coins
+	if (LK.ticks - lastCoinSpawn > 80 + Math.random() * 100) {
+		spawnCoin();
+		lastCoinSpawn = LK.ticks;
+	}
+	checkCollisions();
+};
\ No newline at end of file