===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,265 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+var storage = LK.import("@upit/storage.v1");
+
+/**** 
+* Classes
+****/ 
+var Pillar = Container.expand(function (gap, gapSize) {
+	var self = Container.call(this);
+	var gapY = gap || Math.random() * 1500 + 500;
+	var pillarGap = gapSize || 500;
+	var topPillar = self.attachAsset('pillarTop', {
+		anchorX: 0.5,
+		anchorY: 1.0,
+		y: gapY - pillarGap / 2
+	});
+	var bottomPillar = self.attachAsset('pillarBottom', {
+		anchorX: 0.5,
+		anchorY: 0.0,
+		y: gapY + pillarGap / 2
+	});
+	self.speed = 5;
+	self.passed = false;
+	self.width = topPillar.width;
+	self.update = function () {
+		self.x -= self.speed;
+	};
+	return self;
+});
+var Player = Container.expand(function () {
+	var self = Container.call(this);
+	var cube = self.attachAsset('player', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.velocity = 0;
+	self.gravity = 0.5;
+	self.flapStrength = -12;
+	self.rotation = 0;
+	self.isDead = false;
+	self.flap = function () {
+		if (self.isDead) {
+			return;
+		}
+		self.velocity = self.flapStrength;
+		LK.getSound('flap').play();
+		// Visual feedback for flap
+		tween(cube, {
+			rotation: -0.4
+		}, {
+			duration: 100,
+			onFinish: function onFinish() {
+				tween(cube, {
+					rotation: 0
+				}, {
+					duration: 200
+				});
+			}
+		});
+	};
+	self.die = function () {
+		if (self.isDead) {
+			return;
+		}
+		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 based on velocity
+		if (self.velocity > 10) {
+			cube.rotation = Math.min(cube.rotation + 0.05, 0.7);
+		}
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x87CEEB
+});
+
+/**** 
+* Game Code
+****/ 
+var player;
+var pillars = [];
+var ground;
+var isGameStarted = false;
+var spawnTimer;
+var score = 0;
+var highScore = storage.highScore || 0;
+var baseGapSize = 500;
+var difficultyFactor = 1;
+var timeElapsed = 0;
+// Create score display
+var scoreTxt = new Text2('0', {
+	size: 150,
+	fill: 0xFFFFFF
+});
+scoreTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreTxt);
+// Create high score display
+var highScoreTxt = new Text2('Best: 0', {
+	size: 80,
+	fill: 0xFFFFFF
+});
+highScoreTxt.anchor.set(0.5, 0);
+highScoreTxt.y = 160;
+LK.gui.top.addChild(highScoreTxt);
+highScoreTxt.setText('Best: ' + highScore);
+// Create tap to start text
+var startTxt = new Text2('Tap to Start', {
+	size: 100,
+	fill: 0xFFFFFF
+});
+startTxt.anchor.set(0.5, 0.5);
+LK.gui.center.addChild(startTxt);
+// Create ground
+ground = game.addChild(LK.getAsset('ground', {
+	anchorX: 0,
+	anchorY: 0,
+	y: 2732 - 100
+}));
+// Create player
+player = game.addChild(new Player());
+player.x = 500;
+player.y = 2732 / 2;
+function startGame() {
+	if (isGameStarted) {
+		return;
+	}
+	isGameStarted = true;
+	score = 0;
+	scoreTxt.setText(score.toString());
+	startTxt.visible = false;
+	timeElapsed = 0;
+	difficultyFactor = 1;
+	// Create initial pillars
+	createPillar();
+	// Start pillar spawning
+	spawnTimer = LK.setInterval(createPillar, 2000);
+	// Play music
+	LK.playMusic('gameMusic');
+}
+function createPillar() {
+	// Calculate gap size (decreases with difficulty)
+	var currentGapSize = Math.max(300, baseGapSize - (difficultyFactor - 1) * 100);
+	var pillar = new Pillar(undefined, currentGapSize);
+	pillar.x = 2048 + 200; // Start off-screen
+	game.addChild(pillar);
+	pillars.push(pillar);
+}
+function resetGame() {
+	// Clear all pillars
+	for (var i = pillars.length - 1; i >= 0; i--) {
+		pillars[i].destroy();
+		pillars.splice(i, 1);
+	}
+	// Clear timer
+	if (spawnTimer) {
+		LK.clearInterval(spawnTimer);
+		spawnTimer = null;
+	}
+	// Reset player
+	player.destroy();
+	player = game.addChild(new Player());
+	player.x = 500;
+	player.y = 2732 / 2;
+	// Reset game state
+	isGameStarted = false;
+	startTxt.visible = true;
+	// Update high score
+	if (score > highScore) {
+		highScore = score;
+		storage.highScore = highScore;
+		highScoreTxt.setText('Best: ' + highScore);
+	}
+	// Stop music
+	LK.stopMusic();
+}
+function checkCollisions() {
+	if (player.isDead) {
+		return;
+	}
+	// Check ground collision
+	if (player.y + 60 >= ground.y) {
+		player.die();
+		LK.setTimeout(function () {
+			LK.showGameOver();
+		}, 1000);
+		return;
+	}
+	// Check ceiling collision
+	if (player.y - 60 <= 0) {
+		player.die();
+		LK.setTimeout(function () {
+			LK.showGameOver();
+		}, 1000);
+		return;
+	}
+	// Check pillar collisions
+	for (var i = 0; i < pillars.length; i++) {
+		var pillar = pillars[i];
+		if (player.intersects(pillar) && !player.isDead) {
+			player.die();
+			LK.setTimeout(function () {
+				LK.showGameOver();
+			}, 1000);
+			return;
+		}
+		// Check if player has passed pillar
+		if (!pillar.passed && pillar.x + pillar.width / 2 < player.x - 60) {
+			pillar.passed = true;
+			score++;
+			scoreTxt.setText(score.toString());
+			LK.setScore(score);
+			LK.getSound('score').play();
+		}
+	}
+}
+// Handle input
+game.down = function (x, y, obj) {
+	if (!isGameStarted) {
+		startGame();
+	}
+	player.flap();
+};
+// Main update loop
+game.update = function () {
+	if (isGameStarted) {
+		timeElapsed++;
+		// Increase difficulty every 10 seconds
+		if (timeElapsed % 600 === 0) {
+			difficultyFactor += 0.2;
+			// Increase pillar speed
+			for (var j = 0; j < pillars.length; j++) {
+				pillars[j].speed = 5 + (difficultyFactor - 1) * 2;
+			}
+		}
+		// Update pillars
+		for (var i = pillars.length - 1; i >= 0; i--) {
+			pillars[i].update();
+			// Remove pillars that are off-screen
+			if (pillars[i].x < -250) {
+				pillars[i].destroy();
+				pillars.splice(i, 1);
+			}
+		}
+		// Update player
+		player.update();
+		// Check collisions
+		checkCollisions();
+	}
+};
\ No newline at end of file