===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,220 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+// Obstacle class
+var Obstacle = Container.expand(function () {
+	var self = Container.call(this);
+	// Randomly pick a shape for variety
+	var types = ['obstacle_box', 'obstacle_ellipse', 'obstacle_tall', 'obstacle_wide'];
+	var type = types[Math.floor(Math.random() * types.length)];
+	var gfx = self.attachAsset(type, {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.type = type;
+	// Speed will be set on creation
+	self.speed = 0;
+	// Update method for movement
+	self.update = function () {
+		self.y += self.speed;
+	};
+	return self;
+});
+// Player class
+var Player = Container.expand(function () {
+	var self = Container.call(this);
+	var playerGfx = self.attachAsset('player', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	// For collision, use the container itself
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x181818
+});
+
+/**** 
+* Game Code
+****/ 
+// Heart icon for lives
+// Obstacle shapes (variety for visual interest)
+// Player character: a colored box
+// Game constants
+var GAME_WIDTH = 2048;
+var GAME_HEIGHT = 2732;
+var PLAYER_START_X = GAME_WIDTH / 2;
+var PLAYER_START_Y = GAME_HEIGHT - 400;
+var OBSTACLE_SPAWN_Y = 220; // Top area for obstacles
+var OBSTACLE_MIN_SPEED = 7;
+var OBSTACLE_MAX_SPEED = 15;
+var OBSTACLE_SPAWN_INTERVAL = 70; // ticks
+var PLAYER_MOVE_AREA = {
+	left: 180,
+	right: GAME_WIDTH - 180,
+	top: 600,
+	bottom: GAME_HEIGHT - 100
+};
+var MAX_LIVES = 3;
+// State variables
+var player;
+var obstacles = [];
+var lives = MAX_LIVES;
+var score = 0;
+var scoreTxt;
+var livesNodes = [];
+var dragNode = null;
+var lastScoreTick = 0;
+// --- UI: Score ---
+scoreTxt = new Text2('0', {
+	size: 120,
+	fill: 0xFFFFFF
+});
+scoreTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreTxt);
+// --- UI: Lives (Hearts) ---
+function updateLivesUI() {
+	// Remove old
+	for (var i = 0; i < livesNodes.length; i++) {
+		if (livesNodes[i].parent) livesNodes[i].parent.removeChild(livesNodes[i]);
+	}
+	livesNodes = [];
+	// Place hearts at top right, spaced
+	for (var i = 0; i < lives; i++) {
+		var heart = LK.getAsset('heart', {
+			anchorX: 0.5,
+			anchorY: 0.5,
+			x: 0,
+			y: 0
+		});
+		// Place: right margin 60px, then 100px per heart leftward, y=100
+		heart.x = GAME_WIDTH - 100 - i * 100;
+		heart.y = 100;
+		// Add to game (not GUI, so it scales with game)
+		game.addChild(heart);
+		livesNodes.push(heart);
+	}
+}
+updateLivesUI();
+// --- Player ---
+player = new Player();
+player.x = PLAYER_START_X;
+player.y = PLAYER_START_Y;
+game.addChild(player);
+// --- Touch/Drag Controls ---
+function clamp(val, min, max) {
+	return Math.max(min, Math.min(max, val));
+}
+function handleMove(x, y, obj) {
+	if (dragNode) {
+		// Clamp to allowed area
+		dragNode.x = clamp(x, PLAYER_MOVE_AREA.left, PLAYER_MOVE_AREA.right);
+		dragNode.y = clamp(y, PLAYER_MOVE_AREA.top, PLAYER_MOVE_AREA.bottom);
+	}
+}
+game.move = handleMove;
+game.down = function (x, y, obj) {
+	// Only allow drag if touch is on player or below
+	if (x >= player.x - 100 && x <= player.x + 100 && y >= player.y - 100 && y <= player.y + 100) {
+		dragNode = player;
+		handleMove(x, y, obj);
+	}
+};
+game.up = function (x, y, obj) {
+	dragNode = null;
+};
+// --- Obstacle Spawning ---
+function spawnObstacle() {
+	var obs = new Obstacle();
+	// Random X in a central band (avoid extreme edges)
+	var minX = 300,
+		maxX = GAME_WIDTH - 300;
+	obs.x = minX + Math.floor(Math.random() * (maxX - minX));
+	obs.y = OBSTACLE_SPAWN_Y;
+	// Random speed
+	obs.speed = OBSTACLE_MIN_SPEED + Math.random() * (OBSTACLE_MAX_SPEED - OBSTACLE_MIN_SPEED);
+	// Optionally, for some types, add horizontal movement
+	if (obs.type === 'obstacle_wide' && Math.random() < 0.5) {
+		obs.horizSpeed = (Math.random() < 0.5 ? -1 : 1) * (2 + Math.random() * 3);
+		obs.update = function () {
+			this.y += this.speed;
+			this.x += this.horizSpeed;
+			// Bounce off walls
+			if (this.x < 200 || this.x > GAME_WIDTH - 200) this.horizSpeed *= -1;
+		};
+	}
+	obstacles.push(obs);
+	game.addChild(obs);
+}
+// --- Game Update Loop ---
+game.update = function () {
+	// Score increases with time survived (every 30 ticks = 0.5s)
+	if (LK.ticks - lastScoreTick >= 30) {
+		score += 1;
+		scoreTxt.setText(score);
+		lastScoreTick = LK.ticks;
+	}
+	// Spawn obstacles
+	if (LK.ticks % OBSTACLE_SPAWN_INTERVAL === 0) {
+		spawnObstacle();
+	}
+	// Update obstacles, check for collision, remove off-screen
+	for (var i = obstacles.length - 1; i >= 0; i--) {
+		var obs = obstacles[i];
+		// Move
+		if (typeof obs.update === 'function') obs.update();
+		// Remove if off bottom
+		if (obs.y > GAME_HEIGHT + 200) {
+			obs.destroy();
+			obstacles.splice(i, 1);
+			continue;
+		}
+		// Collision with player
+		if (obs.intersects(player)) {
+			// Remove obstacle
+			obs.destroy();
+			obstacles.splice(i, 1);
+			// Lose a life
+			lives -= 1;
+			updateLivesUI();
+			// Flash player red
+			LK.effects.flashObject(player, 0xff0000, 600);
+			// If out of lives, game over
+			if (lives <= 0) {
+				LK.effects.flashScreen(0xff0000, 1000);
+				LK.showGameOver();
+				return;
+			}
+		}
+	}
+};
+// --- Reset on Game Over ---
+LK.on('gameover', function () {
+	// Reset state for new game
+	lives = MAX_LIVES;
+	score = 0;
+	scoreTxt.setText(score);
+	updateLivesUI();
+	// Remove all obstacles
+	for (var i = 0; i < obstacles.length; i++) {
+		obstacles[i].destroy();
+	}
+	obstacles = [];
+	// Reset player position
+	player.x = PLAYER_START_X;
+	player.y = PLAYER_START_Y;
+	dragNode = null;
+	lastScoreTick = LK.ticks;
+});
+// --- Initial UI state ---
+scoreTxt.setText(score);
+updateLivesUI();
\ No newline at end of file