===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,272 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var Bubble = Container.expand(function (color, isGolden) {
+	var self = Container.call(this);
+	var bubbleAsset = isGolden ? 'goldenBubble' : 'bubble';
+	var bubbleGraphics = self.attachAsset(bubbleAsset, {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	if (!isGolden) {
+		bubbleGraphics.tint = color;
+	}
+	self.isGolden = isGolden || false;
+	self.color = color;
+	self.noteIndex = Math.floor(Math.random() * 4);
+	self.spawned = false;
+	self.pulseTween = null;
+	self.lastPulseTime = 0;
+	// Create pulsing effect
+	self.startPulse = function () {
+		if (self.pulseTween) {
+			tween.stop(bubbleGraphics, {
+				scaleX: true,
+				scaleY: true
+			});
+		}
+		self.pulseTween = tween(bubbleGraphics, {
+			scaleX: 1.2,
+			scaleY: 1.2
+		}, {
+			duration: 300,
+			easing: tween.easeInOut,
+			onFinish: function onFinish() {
+				tween(bubbleGraphics, {
+					scaleX: 1.0,
+					scaleY: 1.0
+				}, {
+					duration: 300,
+					easing: tween.easeInOut
+				});
+			}
+		});
+	};
+	self.pop = function () {
+		var popSounds = ['pop1', 'pop2', 'pop3', 'pop4'];
+		var soundToPlay = self.isGolden ? 'goldenPop' : popSounds[self.noteIndex];
+		LK.getSound(soundToPlay).play();
+		// Pop animation
+		tween(bubbleGraphics, {
+			scaleX: 1.5,
+			scaleY: 1.5,
+			alpha: 0
+		}, {
+			duration: 200,
+			easing: tween.easeOut,
+			onFinish: function onFinish() {
+				self.destroy();
+			}
+		});
+	};
+	self.down = function (x, y, obj) {
+		var currentTime = LK.ticks;
+		var beatInterval = 60; // 60 ticks = 1 second at 60fps
+		var beatPosition = currentTime % beatInterval;
+		var timingWindow = 10; // Perfect timing window
+		var isPerfectTiming = beatPosition <= timingWindow || beatPosition >= beatInterval - timingWindow;
+		if (isPerfectTiming) {
+			onBubblePopped(self, true);
+		} else {
+			onBubblePopped(self, false);
+		}
+	};
+	return self;
+});
+var PerfectIndicator = Container.expand(function () {
+	var self = Container.call(this);
+	var indicator = self.attachAsset('perfectIndicator', {
+		anchorX: 0.5,
+		anchorY: 0.5,
+		alpha: 0
+	});
+	self.show = function (x, y) {
+		self.x = x;
+		self.y = y;
+		indicator.alpha = 1;
+		indicator.scaleX = 0.5;
+		indicator.scaleY = 0.5;
+		tween(indicator, {
+			scaleX: 1,
+			scaleY: 1,
+			alpha: 0
+		}, {
+			duration: 500,
+			easing: tween.easeOut,
+			onFinish: function onFinish() {
+				self.destroy();
+			}
+		});
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x1a1a2e
+});
+
+/**** 
+* Game Code
+****/ 
+var bubbles = [];
+var score = 0;
+var combo = 0;
+var health = 5;
+var gameSpeed = 1;
+var spawnTimer = 0;
+var beatTimer = 0;
+var perfectIndicators = [];
+var bubbleColors = [0x4A90E2, 0xFF6B6B, 0x4ECDC4, 0xFFE66D, 0x95E1D3];
+var scoreText = new Text2('Score: 0', {
+	size: 80,
+	fill: 0xFFFFFF
+});
+scoreText.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreText);
+var comboText = new Text2('Combo: 0', {
+	size: 60,
+	fill: 0xFFD700
+});
+comboText.anchor.set(0, 0);
+comboText.x = 50;
+comboText.y = 120;
+LK.gui.top.addChild(comboText);
+var healthText = new Text2('♥♥♥♥♥', {
+	size: 70,
+	fill: 0xFF4444
+});
+healthText.anchor.set(1, 0);
+LK.gui.topRight.addChild(healthText);
+function updateUI() {
+	scoreText.setText('Score: ' + score);
+	comboText.setText('Combo: ' + combo);
+	var hearts = '';
+	for (var i = 0; i < health; i++) {
+		hearts += '♥';
+	}
+	healthText.setText(hearts);
+}
+function spawnBubble() {
+	var isGolden = Math.random() < 0.1; // 10% chance for golden bubble
+	var color = bubbleColors[Math.floor(Math.random() * bubbleColors.length)];
+	var bubble = new Bubble(color, isGolden);
+	bubble.x = Math.random() * (2048 - 240) + 120;
+	bubble.y = Math.random() * (2732 - 400) + 200;
+	// Make sure bubble doesn't spawn too close to others
+	var tooClose = false;
+	for (var i = 0; i < bubbles.length; i++) {
+		var distance = Math.sqrt(Math.pow(bubble.x - bubbles[i].x, 2) + Math.pow(bubble.y - bubbles[i].y, 2));
+		if (distance < 180) {
+			tooClose = true;
+			break;
+		}
+	}
+	if (!tooClose) {
+		bubbles.push(bubble);
+		game.addChild(bubble);
+		bubble.spawned = true;
+		// Spawn animation
+		bubble.alpha = 0;
+		bubble.scaleX = 0;
+		bubble.scaleY = 0;
+		tween(bubble, {
+			alpha: 1,
+			scaleX: 1,
+			scaleY: 1
+		}, {
+			duration: 300,
+			easing: tween.easeOut
+		});
+	} else {
+		bubble.destroy();
+	}
+}
+function onBubblePopped(bubble, isPerfect) {
+	var basePoints = bubble.isGolden ? 100 : 10;
+	var points = isPerfect ? basePoints * 2 : basePoints;
+	if (isPerfect) {
+		combo++;
+		points *= 1 + combo * 0.1;
+		// Show perfect indicator
+		var indicator = new PerfectIndicator();
+		perfectIndicators.push(indicator);
+		game.addChild(indicator);
+		indicator.show(bubble.x, bubble.y);
+		if (bubble.isGolden) {
+			LK.effects.flashScreen(0xFFD700, 300);
+		}
+	} else {
+		combo = 0;
+	}
+	score += Math.floor(points);
+	// Remove bubble from array
+	for (var i = 0; i < bubbles.length; i++) {
+		if (bubbles[i] === bubble) {
+			bubbles.splice(i, 1);
+			break;
+		}
+	}
+	bubble.pop();
+	updateUI();
+}
+function missedBeat() {
+	combo = 0;
+	health--;
+	LK.effects.flashScreen(0xFF0000, 200);
+	LK.getSound('miss').play();
+	if (health <= 0) {
+		LK.showGameOver();
+	}
+	updateUI();
+}
+// Start background music
+LK.playMusic('bgMusic');
+game.update = function () {
+	beatTimer++;
+	spawnTimer++;
+	// Beat visualization (pulse existing bubbles on beat)
+	if (beatTimer % 60 === 0) {
+		// Every second
+		for (var i = 0; i < bubbles.length; i++) {
+			bubbles[i].startPulse();
+		}
+	}
+	// Spawn bubbles
+	var spawnRate = Math.max(120 - Math.floor(score / 100) * 10, 60);
+	if (spawnTimer >= spawnRate && bubbles.length < 8) {
+		spawnBubble();
+		spawnTimer = 0;
+	}
+	// Remove bubbles that have been on screen too long
+	for (var i = bubbles.length - 1; i >= 0; i--) {
+		var bubble = bubbles[i];
+		if (bubble.spawned && LK.ticks - bubble.lastPulseTime > 600) {
+			// 10 seconds
+			bubble.destroy();
+			bubbles.splice(i, 1);
+			missedBeat();
+		}
+	}
+	// Clean up perfect indicators
+	for (var j = perfectIndicators.length - 1; j >= 0; j--) {
+		if (perfectIndicators[j].destroyed) {
+			perfectIndicators.splice(j, 1);
+		}
+	}
+	// Increase difficulty
+	gameSpeed = 1 + score / 1000;
+	// Win condition
+	if (score >= 2000) {
+		LK.showYouWin();
+	}
+};
+// Initialize UI
+updateUI();
\ No newline at end of file