===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,222 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var PowerUp = Container.expand(function () {
+	var self = Container.call(this);
+	var powerupGraphics = self.attachAsset('powerup', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 4;
+	self.collected = false;
+	self.update = function () {
+		self.y += self.speed;
+		self.rotation += 0.1;
+	};
+	return self;
+});
+var Rock = Container.expand(function () {
+	var self = Container.call(this);
+	var rockGraphics = self.attachAsset('rock', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 4;
+	self.update = function () {
+		self.y += self.speed;
+	};
+	return self;
+});
+var Surfer = Container.expand(function () {
+	var self = Container.call(this);
+	var surferGraphics = self.attachAsset('surfer', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.targetX = 2048 / 2;
+	self.moveSpeed = 8;
+	self.update = function () {
+		var dx = self.targetX - self.x;
+		if (Math.abs(dx) > 2) {
+			self.x += dx * 0.15;
+		}
+		// Add slight rotation based on movement
+		self.rotation = dx * 0.002;
+	};
+	return self;
+});
+var Wave = Container.expand(function () {
+	var self = Container.call(this);
+	var waveGraphics = self.attachAsset('wave', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 4;
+	self.update = function () {
+		self.y += self.speed;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
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+	backgroundColor: 0x0066cc
+});
+
+/**** 
+* Game Code
+****/ 
+var surfer;
+var waves = [];
+var rocks = [];
+var powerups = [];
+var distance = 0;
+var gameSpeed = 4;
+var isDragging = false;
+var lastWaveSpawn = 0;
+var lastRockSpawn = 0;
+var lastPowerUpSpawn = 0;
+// UI Elements
+var scoreText = new Text2('Score: 0', {
+	size: 60,
+	fill: '#ffffff'
+});
+scoreText.anchor.set(0, 0);
+LK.gui.topLeft.addChild(scoreText);
+scoreText.x = 120; // Offset from top-left to avoid menu icon
+var distanceText = new Text2('Distance: 0', {
+	size: 50,
+	fill: '#ffffff'
+});
+distanceText.anchor.set(0.5, 0);
+LK.gui.top.addChild(distanceText);
+// Create surfer
+surfer = game.addChild(new Surfer());
+surfer.x = 2048 / 2;
+surfer.y = 2200;
+// Spawn functions
+function spawnWave() {
+	var wave = new Wave();
+	wave.x = Math.random() * 1800 + 124;
+	wave.y = -100;
+	waves.push(wave);
+	game.addChild(wave);
+}
+function spawnRock() {
+	var rock = new Rock();
+	rock.x = Math.random() * 1800 + 124;
+	rock.y = -100;
+	rocks.push(rock);
+	game.addChild(rock);
+}
+function spawnPowerUp() {
+	var powerup = new PowerUp();
+	powerup.x = Math.random() * 1800 + 124;
+	powerup.y = -100;
+	powerups.push(powerup);
+	game.addChild(powerup);
+}
+// Input handling
+game.down = function (x, y, obj) {
+	isDragging = true;
+	surfer.targetX = x;
+};
+game.move = function (x, y, obj) {
+	if (isDragging) {
+		surfer.targetX = Math.max(100, Math.min(1948, x));
+	}
+};
+game.up = function (x, y, obj) {
+	isDragging = false;
+};
+// Main game loop
+game.update = function () {
+	distance += gameSpeed;
+	// Increase difficulty over time
+	if (LK.ticks % 600 === 0) {
+		gameSpeed += 0.2;
+	}
+	// Spawn waves
+	if (LK.ticks - lastWaveSpawn > 90 - gameSpeed * 2) {
+		spawnWave();
+		lastWaveSpawn = LK.ticks;
+	}
+	// Spawn rocks
+	if (LK.ticks - lastRockSpawn > 180 - gameSpeed * 3) {
+		spawnRock();
+		lastRockSpawn = LK.ticks;
+	}
+	// Spawn power-ups
+	if (LK.ticks - lastPowerUpSpawn > 300) {
+		spawnPowerUp();
+		lastPowerUpSpawn = LK.ticks;
+	}
+	// Update waves
+	for (var i = waves.length - 1; i >= 0; i--) {
+		var wave = waves[i];
+		wave.speed = gameSpeed;
+		if (wave.y > 2832) {
+			wave.destroy();
+			waves.splice(i, 1);
+		}
+	}
+	// Update and check collisions for rocks
+	for (var j = rocks.length - 1; j >= 0; j--) {
+		var rock = rocks[j];
+		rock.speed = gameSpeed;
+		if (rock.y > 2832) {
+			rock.destroy();
+			rocks.splice(j, 1);
+			continue;
+		}
+		// Collision with surfer
+		if (surfer.intersects(rock)) {
+			LK.getSound('crash').play();
+			LK.effects.flashScreen(0xff0000, 800);
+			LK.showGameOver();
+			return;
+		}
+	}
+	// Update and check collisions for power-ups
+	for (var k = powerups.length - 1; k >= 0; k--) {
+		var powerup = powerups[k];
+		powerup.speed = gameSpeed;
+		if (powerup.y > 2832) {
+			powerup.destroy();
+			powerups.splice(k, 1);
+			continue;
+		}
+		// Collection by surfer
+		if (!powerup.collected && surfer.intersects(powerup)) {
+			powerup.collected = true;
+			LK.setScore(LK.getScore() + 50);
+			LK.getSound('collect').play();
+			// Fade out effect
+			tween(powerup, {
+				alpha: 0,
+				scaleX: 2,
+				scaleY: 2
+			}, {
+				duration: 300,
+				onFinish: function onFinish() {
+					powerup.destroy();
+				}
+			});
+			powerups.splice(k, 1);
+		}
+	}
+	// Update score based on distance
+	if (LK.ticks % 10 === 0) {
+		LK.setScore(LK.getScore() + 1);
+	}
+	// Update UI
+	scoreText.setText('Score: ' + LK.getScore());
+	distanceText.setText('Distance: ' + Math.floor(distance / 10) + 'm');
+};
\ No newline at end of file