===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,292 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+var storage = LK.import("@upit/storage.v1");
+
+/**** 
+* Classes
+****/ 
+var Bird = Container.expand(function () {
+	var self = Container.call(this);
+	var birdGraphics = self.attachAsset('bird', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.velocity = 0;
+	self.gravity = 0.5;
+	self.flapStrength = -10;
+	self.rotation = 0;
+	self.dead = false;
+	self.flap = function () {
+		if (self.dead) {
+			return;
+		}
+		self.velocity = self.flapStrength;
+		LK.getSound('flap').play();
+		// Rotate bird upward when flapping
+		tween(self, {
+			rotation: -0.5
+		}, {
+			duration: 200,
+			easing: tween.easeOut
+		});
+	};
+	self.update = function () {
+		if (self.dead) {
+			return;
+		}
+		self.velocity += self.gravity;
+		self.y += self.velocity;
+		// Rotate bird downward when falling
+		if (self.velocity > 0) {
+			var targetRotation = Math.min(Math.PI / 2, self.velocity * 0.05);
+			tween(self, {
+				rotation: targetRotation
+			}, {
+				duration: 100,
+				easing: tween.linear
+			});
+		}
+	};
+	self.die = function () {
+		if (self.dead) {
+			return;
+		}
+		self.dead = true;
+		LK.getSound('hit').play();
+		// Flash red when dying
+		LK.effects.flashObject(self, 0xFF0000, 500);
+	};
+	return self;
+});
+var Pipe = Container.expand(function () {
+	var self = Container.call(this);
+	var topPipe = self.attachAsset('pipe', {
+		anchorX: 0.5,
+		anchorY: 1.0
+	});
+	var bottomPipe = self.attachAsset('pipe', {
+		anchorX: 0.5,
+		anchorY: 0.0
+	});
+	self.gapSize = 300;
+	self.speed = 5;
+	self.scored = false;
+	self.setGapPosition = function (y) {
+		topPipe.y = y - self.gapSize / 2;
+		bottomPipe.y = y + self.gapSize / 2;
+	};
+	self.update = function () {
+		self.x -= self.speed;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x87CEEB
+});
+
+/**** 
+* Game Code
+****/ 
+// Game variables
+var bird;
+var pipes = [];
+var ground;
+var gameStarted = false;
+var gameSpeed = 5;
+var pipeSpawnTimer = 0;
+var pipeSpawnInterval = 100;
+var score = 0;
+var highScore = storage.highScore || 0;
+var gameOver = false;
+// Initialize GUI elements
+var scoreTxt = new Text2('0', {
+	size: 150,
+	fill: 0xFFFFFF
+});
+scoreTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreTxt);
+var tapToStartTxt = new Text2('TAP TO START', {
+	size: 80,
+	fill: 0xFFFFFF
+});
+tapToStartTxt.anchor.set(0.5, 0.5);
+LK.gui.center.addChild(tapToStartTxt);
+var highScoreTxt = new Text2('BEST: 0', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+highScoreTxt.anchor.set(0.5, 0);
+highScoreTxt.y = 160;
+highScoreTxt.setText('BEST: ' + highScore);
+LK.gui.top.addChild(highScoreTxt);
+// Initialize game objects
+function initGame() {
+	// Create bird
+	bird = new Bird();
+	bird.x = 400;
+	bird.y = 2732 / 2;
+	game.addChild(bird);
+	// Create ground
+	ground = LK.getAsset('ground', {
+		anchorX: 0,
+		anchorY: 0
+	});
+	ground.y = 2732 - ground.height;
+	game.addChild(ground);
+	// Reset game state
+	pipes = [];
+	gameStarted = false;
+	gameSpeed = 5;
+	pipeSpawnTimer = 0;
+	score = 0;
+	gameOver = false;
+	// Update score display
+	scoreTxt.setText('0');
+	LK.setScore(0);
+	// Show tap to start message
+	tapToStartTxt.visible = true;
+	// Play background music
+	LK.playMusic('bgmusic', {
+		fade: {
+			start: 0,
+			end: 0.4,
+			duration: 1000
+		}
+	});
+}
+// Create a new pipe
+function spawnPipe() {
+	var pipe = new Pipe();
+	pipe.x = 2048 + pipe.width / 2;
+	// Random gap position, but keep within reasonable bounds
+	var minGapY = 400;
+	var maxGapY = 2732 - ground.height - 400;
+	var gapY = minGapY + Math.random() * (maxGapY - minGapY);
+	pipe.setGapPosition(gapY);
+	pipe.speed = gameSpeed;
+	game.addChild(pipe);
+	pipes.push(pipe);
+}
+// Start the game
+function startGame() {
+	if (gameStarted || gameOver) {
+		return;
+	}
+	gameStarted = true;
+	tapToStartTxt.visible = false;
+	bird.flap();
+}
+// Handle collision detection
+function checkCollisions() {
+	if (!gameStarted || gameOver) {
+		return;
+	}
+	// Check for ground collision
+	if (bird.y + bird.height / 2 > ground.y) {
+		gameEnd();
+		return;
+	}
+	// Check for ceiling collision
+	if (bird.y - bird.height / 2 < 0) {
+		bird.y = bird.height / 2; // Prevent going above the screen
+		bird.velocity = 0;
+	}
+	// Check for pipe collisions
+	for (var i = 0; i < pipes.length; i++) {
+		var pipe = pipes[i];
+		// Get references to the pipe parts
+		var topPipe = pipe.children[0];
+		var bottomPipe = pipe.children[1];
+		// Convert positions to global game coordinates
+		var topPipeGlobal = game.toLocal(topPipe.parent.toGlobal(topPipe.position));
+		var bottomPipeGlobal = game.toLocal(bottomPipe.parent.toGlobal(bottomPipe.position));
+		// Check for collision with top pipe
+		if (bird.x + bird.width / 3 > pipe.x - topPipe.width / 2 && bird.x - bird.width / 3 < pipe.x + topPipe.width / 2 && bird.y - bird.height / 3 < topPipeGlobal.y) {
+			gameEnd();
+			return;
+		}
+		// Check for collision with bottom pipe
+		if (bird.x + bird.width / 3 > pipe.x - bottomPipe.width / 2 && bird.x - bird.width / 3 < pipe.x + bottomPipe.width / 2 && bird.y + bird.height / 3 > bottomPipeGlobal.y) {
+			gameEnd();
+			return;
+		}
+		// Check if bird passed pipe (scoring)
+		if (!pipe.scored && pipe.x + topPipe.width / 2 < bird.x - bird.width / 2) {
+			pipe.scored = true;
+			incrementScore();
+		}
+	}
+}
+// Increment the score
+function incrementScore() {
+	score++;
+	LK.setScore(score);
+	scoreTxt.setText(score.toString());
+	// Increase game speed slightly with each point
+	if (score % 5 === 0 && gameSpeed < 10) {
+		gameSpeed += 0.5;
+		// Update speed for existing pipes
+		for (var i = 0; i < pipes.length; i++) {
+			pipes[i].speed = gameSpeed;
+		}
+	}
+	LK.getSound('point').play();
+	// Update high score if needed
+	if (score > highScore) {
+		highScore = score;
+		storage.highScore = highScore;
+		highScoreTxt.setText('BEST: ' + highScore);
+	}
+}
+// End the game
+function gameEnd() {
+	if (gameOver) {
+		return;
+	}
+	gameOver = true;
+	bird.die();
+	// Flash screen red
+	LK.effects.flashScreen(0xFF0000, 500);
+	// Show game over after a short delay
+	LK.setTimeout(function () {
+		LK.showGameOver();
+	}, 1000);
+}
+// Input handlers
+game.down = function (x, y, obj) {
+	if (!gameStarted) {
+		startGame();
+	} else if (!gameOver) {
+		bird.flap();
+	}
+};
+// Game update function
+game.update = function () {
+	if (gameStarted && !gameOver) {
+		// Spawn pipes
+		pipeSpawnTimer++;
+		if (pipeSpawnTimer >= pipeSpawnInterval) {
+			spawnPipe();
+			pipeSpawnTimer = 0;
+		}
+		// Update pipes
+		for (var i = pipes.length - 1; i >= 0; i--) {
+			pipes[i].update();
+			// Remove pipes that have gone off-screen
+			if (pipes[i].x < -pipes[i].width) {
+				pipes[i].destroy();
+				pipes.splice(i, 1);
+			}
+		}
+		// Check for collisions
+		checkCollisions();
+	}
+};
+// Initialize the game
+initGame();
\ No newline at end of file