===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,203 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var Bubble = Container.expand(function () {
+	var self = Container.call(this);
+	var bubbleGraphics = self.attachAsset('bubble', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	// Add floating animation
+	self.floatDirection = Math.random() * Math.PI * 2;
+	self.floatSpeed = 0.5 + Math.random() * 1.5;
+	self.update = function () {
+		self.x += Math.cos(self.floatDirection) * self.floatSpeed;
+		self.y += Math.sin(self.floatDirection) * self.floatSpeed;
+		// Bounce off edges
+		if (self.x < 40 || self.x > 2008) {
+			self.floatDirection = Math.PI - self.floatDirection;
+		}
+		if (self.y < 40 || self.y > 2692) {
+			self.floatDirection = -self.floatDirection;
+		}
+		// Keep bubbles in bounds
+		self.x = Math.max(40, Math.min(2008, self.x));
+		self.y = Math.max(40, Math.min(2692, self.y));
+	};
+	return self;
+});
+var Bullet = Container.expand(function () {
+	var self = Container.call(this);
+	var bulletGraphics = self.attachAsset('bullet', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speedX = 0;
+	self.speedY = 0;
+	self.speed = 12;
+	self.setDirection = function (angle) {
+		self.speedX = Math.cos(angle) * self.speed;
+		self.speedY = Math.sin(angle) * self.speed;
+	};
+	self.update = function () {
+		self.x += self.speedX;
+		self.y += self.speedY;
+	};
+	return self;
+});
+var Gun = Container.expand(function () {
+	var self = Container.call(this);
+	var gunGraphics = self.attachAsset('gun', {
+		anchorX: 0.5,
+		anchorY: 1.0
+	});
+	self.targetX = 1024;
+	self.targetY = 1366;
+	self.update = function () {
+		// Smoothly rotate gun towards target
+		var dx = self.targetX - self.x;
+		var dy = self.targetY - self.y;
+		var targetRotation = Math.atan2(dy, dx) - Math.PI / 2;
+		// Smooth rotation
+		var rotDiff = targetRotation - self.rotation;
+		while (rotDiff > Math.PI) rotDiff -= Math.PI * 2;
+		while (rotDiff < -Math.PI) rotDiff += Math.PI * 2;
+		self.rotation += rotDiff * 0.15;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
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+	backgroundColor: 0x001122
+});
+
+/**** 
+* Game Code
+****/ 
+// Game variables
+var bubbles = [];
+var bullets = [];
+var gun;
+var gameTimer = 60000; // 1 minute in milliseconds
+var gameStartTime;
+var isGameActive = true;
+// UI Elements
+var scoreTxt = new Text2('Score: 0', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+scoreTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreTxt);
+var timerTxt = new Text2('1:00', {
+	size: 60,
+	fill: 0xFFAA00
+});
+timerTxt.anchor.set(0.5, 0);
+timerTxt.y = 80;
+LK.gui.top.addChild(timerTxt);
+// Create gun
+gun = game.addChild(new Gun());
+gun.x = 1024;
+gun.y = 2600;
+// Function to spawn a bubble at random position
+function spawnBubble() {
+	var bubble = new Bubble();
+	bubble.x = 100 + Math.random() * 1848;
+	bubble.y = 100 + Math.random() * 2300;
+	bubbles.push(bubble);
+	game.addChild(bubble);
+}
+// Initialize bubbles
+for (var i = 0; i < 5; i++) {
+	spawnBubble();
+}
+// Function to fire bullet
+function fireBullet() {
+	if (!isGameActive) return;
+	var bullet = new Bullet();
+	bullet.x = gun.x;
+	bullet.y = gun.y - 50;
+	// Calculate direction from gun to target
+	var dx = gun.targetX - gun.x;
+	var dy = gun.targetY - gun.y;
+	var angle = Math.atan2(dy, dx);
+	bullet.setDirection(angle);
+	bullets.push(bullet);
+	game.addChild(bullet);
+	LK.getSound('shoot').play();
+}
+// Game start
+gameStartTime = Date.now();
+// Touch controls for gun
+game.move = function (x, y, obj) {
+	if (!isGameActive) return;
+	gun.targetX = x;
+	gun.targetY = y;
+};
+game.down = function (x, y, obj) {
+	if (!isGameActive) return;
+	gun.targetX = x;
+	gun.targetY = y;
+	fireBullet();
+};
+// Main game update loop
+game.update = function () {
+	if (!isGameActive) return;
+	// Update timer
+	var elapsed = Date.now() - gameStartTime;
+	var remaining = Math.max(0, gameTimer - elapsed);
+	if (remaining <= 0) {
+		isGameActive = false;
+		LK.showGameOver();
+		return;
+	}
+	var minutes = Math.floor(remaining / 60000);
+	var seconds = Math.floor(remaining % 60000 / 1000);
+	timerTxt.setText(minutes + ':' + (seconds < 10 ? '0' : '') + seconds);
+	// Update bullets and check collisions
+	for (var i = bullets.length - 1; i >= 0; i--) {
+		var bullet = bullets[i];
+		// Remove bullets that go off screen
+		if (bullet.x < -20 || bullet.x > 2068 || bullet.y < -20 || bullet.y > 2752) {
+			bullet.destroy();
+			bullets.splice(i, 1);
+			continue;
+		}
+		// Check collision with bubbles
+		var hitBubble = false;
+		for (var j = bubbles.length - 1; j >= 0; j--) {
+			var bubble = bubbles[j];
+			if (bullet.intersects(bubble)) {
+				// Hit bubble
+				LK.setScore(LK.getScore() + 10);
+				scoreTxt.setText('Score: ' + LK.getScore());
+				// Play pop sound
+				LK.getSound('pop').play();
+				// Add pop effect
+				LK.effects.flashObject(bubble, 0xffffff, 200);
+				// Remove bubble and bullet
+				bubble.destroy();
+				bubbles.splice(j, 1);
+				bullet.destroy();
+				bullets.splice(i, 1);
+				// Spawn new bubble
+				spawnBubble();
+				hitBubble = true;
+				break;
+			}
+		}
+		if (hitBubble) continue;
+	}
+	// Auto-fire every 10 ticks (6 times per second)
+	if (LK.ticks % 10 === 0) {
+		fireBullet();
+	}
+};
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