===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,237 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var Blueberry = Container.expand(function () {
+	var self = Container.call(this);
+	var graphics = self.attachAsset('blueberry', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.baseSize = 80;
+	self.growthFactor = 1.0;
+	self.velocityX = 0;
+	self.velocityY = 0;
+	self.friction = 0.95;
+	self.bounceForce = 0.7;
+	self.grow = function () {
+		self.growthFactor += 0.05;
+		graphics.scaleX = self.growthFactor;
+		graphics.scaleY = self.growthFactor;
+	};
+	self.getBounds = function () {
+		var radius = self.baseSize * self.growthFactor / 2;
+		return {
+			left: self.x - radius,
+			right: self.x + radius,
+			top: self.y - radius,
+			bottom: self.y + radius,
+			radius: radius
+		};
+	};
+	self.update = function () {
+		self.x += self.velocityX;
+		self.y += self.velocityY;
+		self.velocityX *= self.friction;
+		self.velocityY *= self.friction;
+		var bounds = self.getBounds();
+		var bounced = false;
+		if (bounds.left <= 0) {
+			self.x = bounds.radius;
+			self.velocityX = Math.abs(self.velocityX) * self.bounceForce;
+			bounced = true;
+		}
+		if (bounds.right >= 2048) {
+			self.x = 2048 - bounds.radius;
+			self.velocityX = -Math.abs(self.velocityX) * self.bounceForce;
+			bounced = true;
+		}
+		if (bounds.top <= 0) {
+			self.y = bounds.radius;
+			self.velocityY = Math.abs(self.velocityY) * self.bounceForce;
+			bounced = true;
+		}
+		if (bounds.bottom >= 2732) {
+			self.y = 2732 - bounds.radius;
+			self.velocityY = -Math.abs(self.velocityY) * self.bounceForce;
+			bounced = true;
+		}
+		if (bounced) {
+			LK.getSound('bounce').play();
+		}
+	};
+	return self;
+});
+var GoldenBerry = Container.expand(function () {
+	var self = Container.call(this);
+	var graphics = self.attachAsset('goldenBerry', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.floatOffset = Math.random() * Math.PI * 2;
+	self.floatSpeed = 0.05;
+	self.startY = 0;
+	self.update = function () {
+		self.y = self.startY + Math.sin(LK.ticks * self.floatSpeed + self.floatOffset) * 10;
+	};
+	return self;
+});
+var RedThorn = Container.expand(function () {
+	var self = Container.call(this);
+	var graphics = self.attachAsset('redThorn', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	graphics.rotation = Math.PI / 4;
+	self.pulseOffset = Math.random() * Math.PI * 2;
+	self.pulseSpeed = 0.08;
+	self.update = function () {
+		var pulse = 1 + Math.sin(LK.ticks * self.pulseSpeed + self.pulseOffset) * 0.1;
+		graphics.scaleX = pulse;
+		graphics.scaleY = pulse;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x87CEEB
+});
+
+/**** 
+* Game Code
+****/ 
+var blueberry = game.addChild(new Blueberry());
+blueberry.x = 1024;
+blueberry.y = 1366;
+var goldenBerries = [];
+var redThorns = [];
+var dragNode = null;
+var lastMouseX = 0;
+var lastMouseY = 0;
+var thornSpawnTimer = 0;
+var berrySpawnTimer = 0;
+var scoreTxt = new Text2('0', {
+	size: 120,
+	fill: 0xFFFFFF
+});
+scoreTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreTxt);
+function spawnGoldenBerry() {
+	var berry = new GoldenBerry();
+	var margin = 50;
+	berry.x = margin + Math.random() * (2048 - margin * 2);
+	berry.y = margin + Math.random() * (2732 - margin * 2);
+	berry.startY = berry.y;
+	var tooClose = true;
+	var attempts = 0;
+	while (tooClose && attempts < 10) {
+		tooClose = false;
+		var berryBounds = {
+			x: berry.x,
+			y: berry.y,
+			radius: 20
+		};
+		var blueberryBounds = blueberry.getBounds();
+		var dist = Math.sqrt(Math.pow(berry.x - blueberry.x, 2) + Math.pow(berry.y - blueberry.y, 2));
+		if (dist < blueberryBounds.radius + 100) {
+			berry.x = margin + Math.random() * (2048 - margin * 2);
+			berry.y = margin + Math.random() * (2732 - margin * 2);
+			berry.startY = berry.y;
+			tooClose = true;
+		}
+		attempts++;
+	}
+	goldenBerries.push(berry);
+	game.addChild(berry);
+}
+function spawnRedThorn() {
+	var thorn = new RedThorn();
+	var margin = 50;
+	thorn.x = margin + Math.random() * (2048 - margin * 2);
+	thorn.y = margin + Math.random() * (2732 - margin * 2);
+	var tooClose = true;
+	var attempts = 0;
+	while (tooClose && attempts < 15) {
+		tooClose = false;
+		var blueberryBounds = blueberry.getBounds();
+		var dist = Math.sqrt(Math.pow(thorn.x - blueberry.x, 2) + Math.pow(thorn.y - blueberry.y, 2));
+		if (dist < blueberryBounds.radius + 150) {
+			thorn.x = margin + Math.random() * (2048 - margin * 2);
+			thorn.y = margin + Math.random() * (2732 - margin * 2);
+			tooClose = true;
+		}
+		attempts++;
+	}
+	redThorns.push(thorn);
+	game.addChild(thorn);
+}
+function handleMove(x, y, obj) {
+	if (dragNode) {
+		var deltaX = x - lastMouseX;
+		var deltaY = y - lastMouseY;
+		dragNode.x = x;
+		dragNode.y = y;
+		dragNode.velocityX = deltaX * 0.3;
+		dragNode.velocityY = deltaY * 0.3;
+	}
+	lastMouseX = x;
+	lastMouseY = y;
+}
+game.move = handleMove;
+game.down = function (x, y, obj) {
+	dragNode = blueberry;
+	lastMouseX = x;
+	lastMouseY = y;
+	handleMove(x, y, obj);
+};
+game.up = function (x, y, obj) {
+	dragNode = null;
+};
+spawnGoldenBerry();
+spawnGoldenBerry();
+spawnGoldenBerry();
+game.update = function () {
+	berrySpawnTimer++;
+	thornSpawnTimer++;
+	if (berrySpawnTimer > 300 && goldenBerries.length < 5) {
+		spawnGoldenBerry();
+		berrySpawnTimer = 0;
+	}
+	var thornSpawnRate = Math.max(180 - Math.floor(LK.getScore() * 5), 60);
+	if (thornSpawnTimer > thornSpawnRate) {
+		spawnRedThorn();
+		thornSpawnTimer = 0;
+	}
+	var blueberryBounds = blueberry.getBounds();
+	for (var i = goldenBerries.length - 1; i >= 0; i--) {
+		var berry = goldenBerries[i];
+		var dist = Math.sqrt(Math.pow(berry.x - blueberry.x, 2) + Math.pow(berry.y - blueberry.y, 2));
+		if (dist < blueberryBounds.radius + 20) {
+			LK.setScore(LK.getScore() + 1);
+			scoreTxt.setText(LK.getScore());
+			blueberry.grow();
+			LK.getSound('collect').play();
+			LK.effects.flashObject(berry, 0xFFFFFF, 200);
+			berry.destroy();
+			goldenBerries.splice(i, 1);
+			if (LK.getScore() >= 50) {
+				LK.showYouWin();
+			}
+		}
+	}
+	for (var j = 0; j < redThorns.length; j++) {
+		var thorn = redThorns[j];
+		var dist = Math.sqrt(Math.pow(thorn.x - blueberry.x, 2) + Math.pow(thorn.y - blueberry.y, 2));
+		if (dist < blueberryBounds.radius + 30) {
+			LK.effects.flashScreen(0xFF0000, 1000);
+			LK.showGameOver();
+		}
+	}
+};
\ No newline at end of file