===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,251 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+var storage = LK.import("@upit/storage.v1", {
+	highScore: 0
+});
+
+/**** 
+* Classes
+****/ 
+var Bird = Container.expand(function () {
+	var self = Container.call(this);
+	// Bird graphics
+	var birdGraphics = self.attachAsset('bird', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	// Bird physics properties
+	self.velocity = 0;
+	self.gravity = 0.5;
+	self.flapStrength = -10;
+	self.isDead = false;
+	// Flap the bird
+	self.flap = function () {
+		if (!self.isDead) {
+			self.velocity = self.flapStrength;
+			LK.getSound('flap').play();
+			// Rotate bird up when flapping
+			tween(self, {
+				rotation: -0.5
+			}, {
+				duration: 200
+			});
+		}
+	};
+	self.die = function () {
+		self.isDead = true;
+		LK.getSound('hit').play();
+		LK.effects.flashObject(self, 0xFF0000, 500);
+	};
+	self.update = function () {
+		if (self.isDead) {
+			return;
+		}
+		// Apply gravity
+		self.velocity += self.gravity;
+		self.y += self.velocity;
+		// Rotate bird based on velocity (falling rotation)
+		if (self.velocity > 5) {
+			tween(self, {
+				rotation: 1.2
+			}, {
+				duration: 500
+			});
+		}
+		// Check boundaries
+		if (self.y < 0) {
+			self.y = 0;
+			self.velocity = 0;
+		}
+		if (self.y > 2732) {
+			self.die();
+			LK.showGameOver();
+		}
+	};
+	return self;
+});
+var Pipe = Container.expand(function () {
+	var self = Container.call(this);
+	// Pipe properties
+	self.speed = 5;
+	self.scored = false;
+	// Create top pipe
+	var topPipe = self.attachAsset('pipe', {
+		anchorX: 0.5,
+		anchorY: 1.0
+	});
+	// Create top pipe cap
+	var topPipeCap = self.attachAsset('pipeTop', {
+		anchorX: 0.5,
+		anchorY: 1.0,
+		y: -500
+	});
+	// Create bottom pipe
+	var bottomPipe = self.attachAsset('pipe', {
+		anchorX: 0.5,
+		anchorY: 0.0,
+		y: 200 // Gap will be between top and bottom pipes
+	});
+	// Create bottom pipe cap
+	var bottomPipeCap = self.attachAsset('pipeTop', {
+		anchorX: 0.5,
+		anchorY: 0.0,
+		y: 200
+	});
+	// Set pipe gap
+	self.setGap = function (gapPosition, gapSize) {
+		topPipe.y = gapPosition - gapSize / 2;
+		topPipeCap.y = topPipe.y;
+		bottomPipe.y = gapPosition + gapSize / 2;
+		bottomPipeCap.y = bottomPipe.y;
+	};
+	self.update = function () {
+		// Move pipe left
+		self.x -= self.speed;
+		// Check if pipe is offscreen
+		if (self.x < -100) {
+			self.destroy();
+		}
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
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+	backgroundColor: 0x87CEEB
+});
+
+/**** 
+* Game Code
+****/ 
+// Game state variables
+var bird;
+var pipes = [];
+var isGameStarted = false;
+var spawnInterval;
+var score = 0;
+var highScore = storage.highScore || 0;
+// Background
+var background = LK.getAsset('background', {
+	anchorX: 0,
+	anchorY: 0
+});
+game.addChild(background);
+// Score text
+var scoreTxt = new Text2('0', {
+	size: 150,
+	fill: 0xFFFFFF
+});
+scoreTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreTxt);
+scoreTxt.y = 50;
+// High score text
+var highScoreTxt = new Text2('Best: 0', {
+	size: 80,
+	fill: 0xFFFFFF
+});
+highScoreTxt.anchor.set(0.5, 0);
+highScoreTxt.setText('Best: ' + highScore);
+LK.gui.top.addChild(highScoreTxt);
+highScoreTxt.y = 220;
+// Initialize bird
+function initBird() {
+	bird = new Bird();
+	bird.x = 400;
+	bird.y = 2732 / 2;
+	game.addChild(bird);
+}
+// Create a new pipe
+function spawnPipe() {
+	if (!isGameStarted) {
+		return;
+	}
+	var pipe = new Pipe();
+	pipe.x = 2048 + 100;
+	// Random gap position between 30% and 70% of screen height
+	var gapPosition = Math.random() * (2732 * 0.4) + 2732 * 0.3;
+	var gapSize = 300; // Fixed gap size
+	pipe.setGap(gapPosition, gapSize);
+	pipes.push(pipe);
+	game.addChild(pipe);
+}
+// Start game
+function startGame() {
+	if (isGameStarted) {
+		return;
+	}
+	isGameStarted = true;
+	score = 0;
+	scoreTxt.setText(score);
+	// Clear any existing pipes
+	for (var i = pipes.length - 1; i >= 0; i--) {
+		pipes[i].destroy();
+	}
+	pipes = [];
+	// Reset bird position
+	if (bird) {
+		bird.destroy();
+	}
+	initBird();
+	// Start spawning pipes
+	spawnInterval = LK.setInterval(spawnPipe, 2000);
+	// Play background music
+	LK.playMusic('bgMusic');
+}
+// Initialize game
+initBird();
+highScoreTxt.setText('Best: ' + highScore);
+// Game input
+game.down = function (x, y, obj) {
+	if (!isGameStarted) {
+		startGame();
+	}
+	if (bird && !bird.isDead) {
+		bird.flap();
+	}
+};
+// Main game update
+game.update = function () {
+	if (!isGameStarted) {
+		return;
+	}
+	// Update all pipes
+	for (var i = pipes.length - 1; i >= 0; i--) {
+		var pipe = pipes[i];
+		// Check for scoring (when bird passes pipe)
+		if (!pipe.scored && bird && bird.x > pipe.x) {
+			pipe.scored = true;
+			score += 1;
+			scoreTxt.setText(score);
+			LK.setScore(score);
+			LK.getSound('score').play();
+			// Update high score if needed
+			if (score > highScore) {
+				highScore = score;
+				storage.highScore = highScore;
+				highScoreTxt.setText('Best: ' + highScore);
+			}
+		}
+		// Check for collision with bird
+		if (bird && !bird.isDead) {
+			// Get pipe children for collision checks
+			var pipeChildren = pipe.children;
+			for (var j = 0; j < pipeChildren.length; j++) {
+				if (bird.intersects(pipeChildren[j])) {
+					bird.die();
+					LK.showGameOver();
+					break;
+				}
+			}
+		}
+		// Remove pipe if it's off screen
+		if (pipe.x < -200) {
+			pipe.destroy();
+			pipes.splice(i, 1);
+		}
+	}
+};
\ No newline at end of file