===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,441 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+var storage = LK.import("@upit/storage.v1");
+
+/**** 
+* Classes
+****/ 
+var Enemy = Container.expand(function () {
+	var self = Container.call(this);
+	var enemyGraphics = self.attachAsset('enemy', {
+		anchorX: 0.5,
+		anchorY: 1.0
+	});
+	self.speed = 2;
+	self.direction = 1;
+	self.patrolDistance = 200;
+	self.startX = 0;
+	self.setPatrol = function (startX, distance) {
+		self.startX = startX;
+		self.patrolDistance = distance;
+	};
+	self.update = function () {
+		self.x += self.speed * self.direction;
+		if (self.x > self.startX + self.patrolDistance || self.x < self.startX) {
+			self.direction *= -1;
+			enemyGraphics.scaleX = self.direction;
+		}
+	};
+	return self;
+});
+var Goal = Container.expand(function () {
+	var self = Container.call(this);
+	var goalGraphics = self.attachAsset('goal', {
+		anchorX: 0.5,
+		anchorY: 1.0
+	});
+	// Animate goal with gentle pulsing
+	tween(goalGraphics, {
+		scaleX: 1.1,
+		scaleY: 1.1
+	}, {
+		duration: 1000,
+		easing: tween.easeInOut,
+		onFinish: function onFinish() {
+			tween(goalGraphics, {
+				scaleX: 1.0,
+				scaleY: 1.0
+			}, {
+				duration: 1000,
+				easing: tween.easeInOut,
+				onFinish: function onFinish() {
+					// Restart animation
+					tween(goalGraphics, {
+						scaleX: 1.1,
+						scaleY: 1.1
+					}, {
+						duration: 1000,
+						easing: tween.easeInOut
+					});
+				}
+			});
+		}
+	});
+	return self;
+});
+var Platform = Container.expand(function (width, height) {
+	var self = Container.call(this);
+	var platformGraphics = self.attachAsset('ground', {
+		anchorX: 0.5,
+		anchorY: 0.5,
+		scaleX: width / 200,
+		scaleY: height / 40
+	});
+	self.width = width;
+	self.height = height;
+	return self;
+});
+var Player = Container.expand(function () {
+	var self = Container.call(this);
+	var playerGraphics = self.attachAsset('player', {
+		anchorX: 0.5,
+		anchorY: 1.0
+	});
+	self.velocityX = 0;
+	self.velocityY = 0;
+	self.speed = 8;
+	self.jumpPower = -20;
+	self.gravity = 1.2;
+	self.onGround = false;
+	self.facing = 1; // 1 for right, -1 for left
+	self.jump = function () {
+		if (self.onGround) {
+			self.velocityY = self.jumpPower;
+			self.onGround = false;
+			LK.getSound('jump').play();
+		}
+	};
+	self.moveLeft = function () {
+		self.velocityX = -self.speed;
+		self.facing = -1;
+		playerGraphics.scaleX = -1;
+	};
+	self.moveRight = function () {
+		self.velocityX = self.speed;
+		self.facing = 1;
+		playerGraphics.scaleX = 1;
+	};
+	self.stop = function () {
+		self.velocityX = 0;
+	};
+	self.update = function () {
+		// Apply gravity
+		self.velocityY += self.gravity;
+		// Apply velocity
+		self.x += self.velocityX;
+		self.y += self.velocityY;
+		// Check ground collision
+		self.onGround = false;
+		for (var i = 0; i < platforms.length; i++) {
+			var platform = platforms[i];
+			if (self.intersects(platform) && self.velocityY >= 0) {
+				self.y = platform.y - platform.height / 2;
+				self.velocityY = 0;
+				self.onGround = true;
+				break;
+			}
+		}
+		// Check boundaries
+		if (self.y > 2732) {
+			restartLevel();
+		}
+		// Apply friction when on ground
+		if (self.onGround) {
+			self.velocityX *= 0.8;
+		}
+	};
+	return self;
+});
+var Spike = Container.expand(function () {
+	var self = Container.call(this);
+	var spikeGraphics = self.attachAsset('spike', {
+		anchorX: 0.5,
+		anchorY: 1.0
+	});
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x87CEEB
+});
+
+/**** 
+* Game Code
+****/ 
+var player;
+var platforms = [];
+var enemies = [];
+var spikes = [];
+var goal;
+var gameStarted = false;
+var levelStartTime = 0;
+var currentLevel = 1;
+var maxLevel = storage.maxLevel || 1;
+// UI Elements
+var levelText = new Text2('Level 1', {
+	size: 80,
+	fill: 0xFFFFFF
+});
+levelText.anchor.set(0.5, 0);
+LK.gui.top.addChild(levelText);
+levelText.y = 50;
+var instructionText = new Text2('Tap sides to move, top to jump', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+instructionText.anchor.set(0.5, 0.5);
+LK.gui.center.addChild(instructionText);
+function createLevel(levelNum) {
+	// Clear existing level
+	for (var i = platforms.length - 1; i >= 0; i--) {
+		platforms[i].destroy();
+	}
+	for (var i = enemies.length - 1; i >= 0; i--) {
+		enemies[i].destroy();
+	}
+	for (var i = spikes.length - 1; i >= 0; i--) {
+		spikes[i].destroy();
+	}
+	if (goal) {
+		goal.destroy();
+	}
+	platforms = [];
+	enemies = [];
+	spikes = [];
+	// Level 1 - Simple introduction
+	if (levelNum === 1) {
+		// Ground platforms
+		var platform1 = game.addChild(new Platform(400, 60));
+		platform1.x = 200;
+		platform1.y = 2500;
+		platforms.push(platform1);
+		var platform2 = game.addChild(new Platform(300, 60));
+		platform2.x = 700;
+		platform2.y = 2400;
+		platforms.push(platform2);
+		var platform3 = game.addChild(new Platform(300, 60));
+		platform3.x = 1100;
+		platform3.y = 2300;
+		platforms.push(platform3);
+		var platform4 = game.addChild(new Platform(400, 60));
+		platform4.x = 1600;
+		platform4.y = 2200;
+		platforms.push(platform4);
+		// Simple enemy
+		var enemy1 = game.addChild(new Enemy());
+		enemy1.x = 700;
+		enemy1.y = 2400;
+		enemy1.setPatrol(600, 200);
+		enemies.push(enemy1);
+		// Goal
+		goal = game.addChild(new Goal());
+		goal.x = 1600;
+		goal.y = 2200;
+	}
+	// Level 2 - More complex
+	else if (levelNum === 2) {
+		var platform1 = game.addChild(new Platform(300, 60));
+		platform1.x = 150;
+		platform1.y = 2500;
+		platforms.push(platform1);
+		var platform2 = game.addChild(new Platform(200, 60));
+		platform2.x = 500;
+		platform2.y = 2400;
+		platforms.push(platform2);
+		var platform3 = game.addChild(new Platform(200, 60));
+		platform3.x = 800;
+		platform3.y = 2300;
+		platforms.push(platform3);
+		var platform4 = game.addChild(new Platform(300, 60));
+		platform4.x = 1200;
+		platform4.y = 2400;
+		platforms.push(platform4);
+		var platform5 = game.addChild(new Platform(400, 60));
+		platform5.x = 1700;
+		platform5.y = 2200;
+		platforms.push(platform5);
+		// Enemies
+		var enemy1 = game.addChild(new Enemy());
+		enemy1.x = 500;
+		enemy1.y = 2400;
+		enemy1.setPatrol(450, 100);
+		enemies.push(enemy1);
+		var enemy2 = game.addChild(new Enemy());
+		enemy2.x = 1200;
+		enemy2.y = 2400;
+		enemy2.setPatrol(1100, 200);
+		enemies.push(enemy2);
+		// Spikes
+		var spike1 = game.addChild(new Spike());
+		spike1.x = 800;
+		spike1.y = 2300;
+		spikes.push(spike1);
+		goal = game.addChild(new Goal());
+		goal.x = 1700;
+		goal.y = 2200;
+	}
+	// Level 3 - Advanced
+	else {
+		var platform1 = game.addChild(new Platform(250, 60));
+		platform1.x = 125;
+		platform1.y = 2500;
+		platforms.push(platform1);
+		var platform2 = game.addChild(new Platform(150, 60));
+		platform2.x = 400;
+		platform2.y = 2350;
+		platforms.push(platform2);
+		var platform3 = game.addChild(new Platform(150, 60));
+		platform3.x = 650;
+		platform3.y = 2200;
+		platforms.push(platform3);
+		var platform4 = game.addChild(new Platform(200, 60));
+		platform4.x = 950;
+		platform4.y = 2350;
+		platforms.push(platform4);
+		var platform5 = game.addChild(new Platform(200, 60));
+		platform5.x = 1300;
+		platform5.y = 2250;
+		platforms.push(platform5);
+		var platform6 = game.addChild(new Platform(300, 60));
+		platform6.x = 1650;
+		platform6.y = 2150;
+		platforms.push(platform6);
+		// Multiple enemies
+		var enemy1 = game.addChild(new Enemy());
+		enemy1.x = 400;
+		enemy1.y = 2350;
+		enemy1.setPatrol(350, 100);
+		enemies.push(enemy1);
+		var enemy2 = game.addChild(new Enemy());
+		enemy2.x = 950;
+		enemy2.y = 2350;
+		enemy2.setPatrol(900, 100);
+		enemies.push(enemy2);
+		var enemy3 = game.addChild(new Enemy());
+		enemy3.x = 1300;
+		enemy3.y = 2250;
+		enemy3.setPatrol(1250, 100);
+		enemies.push(enemy3);
+		// More spikes
+		var spike1 = game.addChild(new Spike());
+		spike1.x = 650;
+		spike1.y = 2200;
+		spikes.push(spike1);
+		var spike2 = game.addChild(new Spike());
+		spike2.x = 1300;
+		spike2.y = 2250;
+		spikes.push(spike2);
+		goal = game.addChild(new Goal());
+		goal.x = 1650;
+		goal.y = 2150;
+	}
+}
+function startGame() {
+	if (gameStarted) return;
+	gameStarted = true;
+	levelStartTime = Date.now();
+	instructionText.visible = false;
+	// Create player
+	player = game.addChild(new Player());
+	player.x = 200;
+	player.y = 2400;
+	// Create level
+	createLevel(currentLevel);
+	levelText.setText('Level ' + currentLevel);
+}
+function restartLevel() {
+	LK.getSound('hit').play();
+	LK.effects.flashScreen(0xFF0000, 500);
+	if (player) {
+		player.destroy();
+	}
+	// Reset player
+	player = game.addChild(new Player());
+	player.x = 200;
+	player.y = 2400;
+	levelStartTime = Date.now();
+}
+function nextLevel() {
+	currentLevel++;
+	if (currentLevel > maxLevel) {
+		maxLevel = currentLevel;
+		storage.maxLevel = maxLevel;
+	}
+	if (currentLevel > 3) {
+		// Game completed
+		LK.showYouWin();
+		return;
+	}
+	// Destroy current player
+	if (player) {
+		player.destroy();
+	}
+	// Create new level
+	createLevel(currentLevel);
+	levelText.setText('Level ' + currentLevel);
+	// Reset player
+	player = game.addChild(new Player());
+	player.x = 200;
+	player.y = 2400;
+	levelStartTime = Date.now();
+}
+// Touch controls
+var leftPressed = false;
+var rightPressed = false;
+game.down = function (x, y, obj) {
+	if (!gameStarted) {
+		startGame();
+		return;
+	}
+	// Jump area (upper third of screen)
+	if (y < 2732 / 3) {
+		if (player) {
+			player.jump();
+		}
+	}
+	// Movement areas
+	else {
+		if (x < 2048 / 2) {
+			leftPressed = true;
+		} else {
+			rightPressed = true;
+		}
+	}
+};
+game.up = function (x, y, obj) {
+	leftPressed = false;
+	rightPressed = false;
+	if (player) {
+		player.stop();
+	}
+};
+game.update = function () {
+	if (!gameStarted || !player) return;
+	// Handle continuous movement
+	if (leftPressed && !rightPressed) {
+		player.moveLeft();
+	} else if (rightPressed && !leftPressed) {
+		player.moveRight();
+	} else if (!leftPressed && !rightPressed) {
+		player.stop();
+	}
+	// Check enemy collisions
+	for (var i = 0; i < enemies.length; i++) {
+		if (player.intersects(enemies[i])) {
+			restartLevel();
+			return;
+		}
+	}
+	// Check spike collisions
+	for (var i = 0; i < spikes.length; i++) {
+		if (player.intersects(spikes[i])) {
+			restartLevel();
+			return;
+		}
+	}
+	// Check goal collision
+	if (goal && player.intersects(goal)) {
+		LK.getSound('collect').play();
+		var completionTime = Math.floor((Date.now() - levelStartTime) / 1000);
+		LK.setScore(LK.getScore() + Math.max(100 - completionTime, 10));
+		nextLevel();
+	}
+	// Camera follow player
+	var targetX = Math.max(0, Math.min(player.x - 1024, 2048));
+	game.x += (targetX - game.x) * 0.1;
+};
\ No newline at end of file