===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,246 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+var storage = LK.import("@upit/storage.v1", {
+	score: 0,
+	tapValue: 1,
+	upgradeLevel: 1,
+	upgradeCost: 10
+});
+
+/**** 
+* Classes
+****/ 
+var Coin = Container.expand(function () {
+	var self = Container.call(this);
+	var coinGraphic = self.attachAsset('coin', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	// Pulse animation when active
+	self.pulse = function () {
+		// Stop any existing animation
+		tween.stop(coinGraphic, {
+			scaleX: true,
+			scaleY: true
+		});
+		// Scale up
+		tween(coinGraphic, {
+			scaleX: 1.2,
+			scaleY: 1.2
+		}, {
+			duration: 100,
+			easing: tween.easeOut,
+			onFinish: function onFinish() {
+				// Scale back down
+				tween(coinGraphic, {
+					scaleX: 1,
+					scaleY: 1
+				}, {
+					duration: 200,
+					easing: tween.elasticOut
+				});
+			}
+		});
+	};
+	return self;
+});
+var TapEffect = Container.expand(function () {
+	var self = Container.call(this);
+	var effectGraphic = self.attachAsset('tapEffect', {
+		anchorX: 0.5,
+		anchorY: 0.5,
+		alpha: 0.7
+	});
+	self.animate = function (x, y, pointsEarned) {
+		self.x = x;
+		self.y = y;
+		self.alpha = 1;
+		effectGraphic.scaleX = 0.5;
+		effectGraphic.scaleY = 0.5;
+		// Create points text
+		var pointsText = new Text2("+" + pointsEarned, {
+			size: 60,
+			fill: 0xFFFFFF
+		});
+		pointsText.anchor.set(0.5, 0.5);
+		self.addChild(pointsText);
+		// Animate effect
+		tween(effectGraphic, {
+			scaleX: 1.5,
+			scaleY: 1.5,
+			alpha: 0
+		}, {
+			duration: 500,
+			easing: tween.easeOut
+		});
+		// Animate text floating up
+		tween(pointsText, {
+			y: -100,
+			alpha: 0
+		}, {
+			duration: 800,
+			easing: tween.easeOut,
+			onFinish: function onFinish() {
+				self.removeChild(pointsText);
+				pointsText = null;
+			}
+		});
+	};
+	return self;
+});
+var UpgradeButton = Container.expand(function () {
+	var self = Container.call(this);
+	var buttonGraphic = self.attachAsset('upgradeButton', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.text = new Text2('Upgrade: 10 points', {
+		size: 60,
+		fill: 0xFFFFFF
+	});
+	self.text.anchor.set(0.5, 0.5);
+	self.addChild(self.text);
+	self.updateText = function (cost) {
+		self.text.setText('Upgrade: ' + cost + ' points');
+	};
+	self.down = function () {
+		tween(buttonGraphic, {
+			scaleX: 0.95,
+			scaleY: 0.95
+		}, {
+			duration: 100,
+			easing: tween.easeOut
+		});
+	};
+	self.up = function () {
+		tween(buttonGraphic, {
+			scaleX: 1,
+			scaleY: 1
+		}, {
+			duration: 100,
+			easing: tween.easeOut
+		});
+		attemptUpgrade();
+	};
+	self.disable = function () {
+		buttonGraphic.alpha = 0.5;
+	};
+	self.enable = function () {
+		buttonGraphic.alpha = 1;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
+	backgroundColor: 0x2C3E50
+});
+
+/**** 
+* Game Code
+****/ 
+// Game variables
+var score = storage.score || 0;
+var tapValue = storage.tapValue || 1;
+var upgradeLevel = storage.upgradeLevel || 1;
+var upgradeCost = storage.upgradeCost || 10;
+var effects = [];
+// Create main coin
+var coin = new Coin();
+coin.x = 2048 / 2;
+coin.y = 2732 / 2 - 200;
+game.addChild(coin);
+// Create upgrade button
+var upgradeButton = new UpgradeButton();
+upgradeButton.x = 2048 / 2;
+upgradeButton.y = 2732 / 2 + 400;
+upgradeButton.updateText(upgradeCost);
+game.addChild(upgradeButton);
+// Create score display
+var scoreText = new Text2('Points: 0', {
+	size: 100,
+	fill: 0xFFFFFF
+});
+scoreText.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreText);
+// Create tap value display
+var tapValueText = new Text2('Points per tap: 1', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+tapValueText.anchor.set(0.5, 0);
+tapValueText.y = 120;
+LK.gui.top.addChild(tapValueText);
+// Update score display
+function updateScoreDisplay() {
+	scoreText.setText('Points: ' + score);
+	tapValueText.setText('Points per tap: ' + tapValue);
+	// Check if player can afford upgrade
+	if (score >= upgradeCost) {
+		upgradeButton.enable();
+	} else {
+		upgradeButton.disable();
+	}
+}
+// Attempt to purchase an upgrade
+function attemptUpgrade() {
+	if (score >= upgradeCost) {
+		// Deduct points
+		score -= upgradeCost;
+		// Increase tap value
+		upgradeLevel++;
+		tapValue = upgradeLevel;
+		// Calculate new upgrade cost (increase by 50%)
+		upgradeCost = Math.floor(upgradeCost * 1.5);
+		// Update button text
+		upgradeButton.updateText(upgradeCost);
+		// Save progress
+		storage.score = score;
+		storage.tapValue = tapValue;
+		storage.upgradeLevel = upgradeLevel;
+		storage.upgradeCost = upgradeCost;
+		// Update display
+		updateScoreDisplay();
+		// Play upgrade sound
+		LK.getSound('upgrade').play();
+	}
+}
+// Create tap effect
+function createTapEffect(x, y) {
+	var effect = new TapEffect();
+	game.addChild(effect);
+	effect.animate(x, y, tapValue);
+	// Remove effect after animation
+	LK.setTimeout(function () {
+		game.removeChild(effect);
+	}, 1000);
+}
+// Handle tapping on the game
+game.down = function (x, y) {
+	// Add points
+	score += tapValue;
+	// Save progress
+	storage.score = score;
+	// Update display
+	updateScoreDisplay();
+	// Animate coin
+	coin.pulse();
+	// Create visual effect
+	createTapEffect(x, y);
+	// Play tap sound
+	LK.getSound('tap').play();
+};
+// Initial setup
+updateScoreDisplay();
+// Play background music
+LK.playMusic('bgmusic', {
+	fade: {
+		start: 0,
+		end: 0.3,
+		duration: 1000
+	}
 });
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