===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,265 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var Food = Container.expand(function () {
+	var self = Container.call(this);
+	var graphics = self.attachAsset('food', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.gridX = 0;
+	self.gridY = 0;
+	// Pulse animation
+	self.pulseDirection = 1;
+	self.pulseSpeed = 0.02;
+	self.update = function () {
+		self.scaleX += self.pulseSpeed * self.pulseDirection;
+		self.scaleY += self.pulseSpeed * self.pulseDirection;
+		if (self.scaleX >= 1.2) {
+			self.pulseDirection = -1;
+		} else if (self.scaleX <= 0.8) {
+			self.pulseDirection = 1;
+		}
+	};
+	return self;
+});
+var SnakeSegment = Container.expand(function (isHead) {
+	var self = Container.call(this);
+	if (isHead) {
+		var graphics = self.attachAsset('snakeHead', {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+	} else {
+		var graphics = self.attachAsset('snakeBody', {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+	}
+	self.gridX = 0;
+	self.gridY = 0;
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
 	backgroundColor: 0x000000
-});
\ No newline at end of file
+});
+
+/**** 
+* Game Code
+****/ 
+// Game constants
+var GRID_SIZE = 40;
+var GRID_WIDTH = Math.floor(2048 / GRID_SIZE);
+var GRID_HEIGHT = Math.floor(2732 / GRID_SIZE);
+var GAME_SPEED = 8; // Lower number = faster game
+// Game variables
+var snake = [];
+var direction = 'right';
+var nextDirection = 'right';
+var food = null;
+var gameRunning = true;
+var moveCounter = 0;
+var gameStarted = false;
+// UI
+var scoreTxt = new Text2('Score: 0', {
+	size: 80,
+	fill: 0xFFFFFF
+});
+scoreTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreTxt);
+var instructionTxt = new Text2('Swipe to move the snake', {
+	size: 60,
+	fill: 0x888888
+});
+instructionTxt.anchor.set(0.5, 0.5);
+instructionTxt.y = 200;
+LK.gui.center.addChild(instructionTxt);
+// Initialize snake
+function initializeSnake() {
+	// Clear existing snake
+	for (var i = 0; i < snake.length; i++) {
+		snake[i].destroy();
+	}
+	snake = [];
+	// Create initial snake with 3 segments
+	var startX = Math.floor(GRID_WIDTH / 2);
+	var startY = Math.floor(GRID_HEIGHT / 2);
+	for (var i = 0; i < 3; i++) {
+		var segment = new SnakeSegment(i === 0);
+		segment.gridX = startX - i;
+		segment.gridY = startY;
+		segment.x = segment.gridX * GRID_SIZE + GRID_SIZE / 2;
+		segment.y = segment.gridY * GRID_SIZE + GRID_SIZE / 2;
+		snake.push(segment);
+		game.addChild(segment);
+	}
+}
+// Create food
+function createFood() {
+	if (food) {
+		food.destroy();
+	}
+	var validPositions = [];
+	// Find valid positions (not occupied by snake)
+	for (var x = 1; x < GRID_WIDTH - 1; x++) {
+		for (var y = 1; y < GRID_HEIGHT - 1; y++) {
+			var isOccupied = false;
+			for (var i = 0; i < snake.length; i++) {
+				if (snake[i].gridX === x && snake[i].gridY === y) {
+					isOccupied = true;
+					break;
+				}
+			}
+			if (!isOccupied) {
+				validPositions.push({
+					x: x,
+					y: y
+				});
+			}
+		}
+	}
+	if (validPositions.length > 0) {
+		var randomPos = validPositions[Math.floor(Math.random() * validPositions.length)];
+		food = new Food();
+		food.gridX = randomPos.x;
+		food.gridY = randomPos.y;
+		food.x = food.gridX * GRID_SIZE + GRID_SIZE / 2;
+		food.y = food.gridY * GRID_SIZE + GRID_SIZE / 2;
+		game.addChild(food);
+	}
+}
+// Move snake
+function moveSnake() {
+	if (!gameRunning) return;
+	direction = nextDirection;
+	var head = snake[0];
+	var newX = head.gridX;
+	var newY = head.gridY;
+	// Calculate new head position
+	switch (direction) {
+		case 'up':
+			newY--;
+			break;
+		case 'down':
+			newY++;
+			break;
+		case 'left':
+			newX--;
+			break;
+		case 'right':
+			newX++;
+			break;
+	}
+	// Check wall collision
+	if (newX < 0 || newX >= GRID_WIDTH || newY < 0 || newY >= GRID_HEIGHT) {
+		gameOver();
+		return;
+	}
+	// Check self collision
+	for (var i = 0; i < snake.length; i++) {
+		if (snake[i].gridX === newX && snake[i].gridY === newY) {
+			gameOver();
+			return;
+		}
+	}
+	// Check food collision
+	var ateFood = false;
+	if (food && food.gridX === newX && food.gridY === newY) {
+		ateFood = true;
+		LK.getSound('eat').play();
+		LK.setScore(LK.getScore() + 10);
+		scoreTxt.setText('Score: ' + LK.getScore());
+		food.destroy();
+		food = null;
+	}
+	// Create new head
+	var newHead = new SnakeSegment(true);
+	newHead.gridX = newX;
+	newHead.gridY = newY;
+	newHead.x = newHead.gridX * GRID_SIZE + GRID_SIZE / 2;
+	newHead.y = newHead.gridY * GRID_SIZE + GRID_SIZE / 2;
+	snake.unshift(newHead);
+	game.addChild(newHead);
+	// Convert old head to body
+	if (snake.length > 1) {
+		var oldHead = snake[1];
+		oldHead.removeChildren();
+		oldHead.attachAsset('snakeBody', {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+	}
+	// Remove tail if no food was eaten
+	if (!ateFood) {
+		var tail = snake.pop();
+		tail.destroy();
+	}
+	// Create new food if needed
+	if (!food) {
+		createFood();
+	}
+}
+function gameOver() {
+	gameRunning = false;
+	LK.getSound('gameOver').play();
+	LK.effects.flashScreen(0xff0000, 1000);
+	LK.setTimeout(function () {
+		LK.showGameOver();
+	}, 1000);
+}
+// Touch controls
+var startTouchX = 0;
+var startTouchY = 0;
+var minSwipeDistance = 50;
+game.down = function (x, y, obj) {
+	if (!gameStarted) {
+		gameStarted = true;
+		instructionTxt.visible = false;
+	}
+	startTouchX = x;
+	startTouchY = y;
+};
+game.up = function (x, y, obj) {
+	if (!gameRunning || !gameStarted) return;
+	var deltaX = x - startTouchX;
+	var deltaY = y - startTouchY;
+	var distance = Math.sqrt(deltaX * deltaX + deltaY * deltaY);
+	if (distance < minSwipeDistance) return;
+	var absX = Math.abs(deltaX);
+	var absY = Math.abs(deltaY);
+	if (absX > absY) {
+		// Horizontal swipe
+		if (deltaX > 0 && direction !== 'left') {
+			nextDirection = 'right';
+		} else if (deltaX < 0 && direction !== 'right') {
+			nextDirection = 'left';
+		}
+	} else {
+		// Vertical swipe
+		if (deltaY > 0 && direction !== 'up') {
+			nextDirection = 'down';
+		} else if (deltaY < 0 && direction !== 'down') {
+			nextDirection = 'up';
+		}
+	}
+};
+// Initialize game
+initializeSnake();
+createFood();
+game.update = function () {
+	if (!gameRunning || !gameStarted) return;
+	moveCounter++;
+	if (moveCounter >= GAME_SPEED) {
+		moveCounter = 0;
+		moveSnake();
+	}
+};
\ No newline at end of file