===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,242 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var Bird = Container.expand(function () {
+	var self = Container.call(this);
+	var birdGraphics = self.attachAsset('bird', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.targetY = 2732 / 2;
+	self.currentPath = 'center';
+	self.update = function () {
+		// Smooth movement towards target position
+		var diff = self.targetY - self.y;
+		self.y += diff * 0.1;
+		// Slight bobbing animation
+		birdGraphics.rotation = Math.sin(LK.ticks * 0.1) * 0.1;
+	};
+	self.setPath = function (path) {
+		self.currentPath = path;
+		if (path === 'left') {
+			self.targetY = 2732 * 0.3;
+		} else if (path === 'right') {
+			self.targetY = 2732 * 0.7;
+		} else {
+			self.targetY = 2732 / 2;
+		}
+	};
+	return self;
+});
+var Obstacle = Container.expand(function (gapSide) {
+	var self = Container.call(this);
+	self.gapSide = gapSide || 'both';
+	self.speed = -gameSpeed;
+	self.passed = false;
+	var gapSize = 350;
+	// Create obstacles based on gap configuration
+	if (self.gapSide === 'left' || self.gapSide === 'both') {
+		// Top obstacle for left gap
+		var topLeft = self.attachAsset('obstacle', {
+			anchorX: 0.5,
+			anchorY: 1,
+			x: 0,
+			y: 2732 * 0.3 - gapSize / 2
+		});
+		// Bottom obstacle for left gap
+		var bottomLeft = self.attachAsset('obstacle', {
+			anchorX: 0.5,
+			anchorY: 0,
+			x: 0,
+			y: 2732 * 0.3 + gapSize / 2
+		});
+	}
+	if (self.gapSide === 'right' || self.gapSide === 'both') {
+		// Top obstacle for right gap
+		var topRight = self.attachAsset('obstacle', {
+			anchorX: 0.5,
+			anchorY: 1,
+			x: 0,
+			y: 2732 * 0.7 - gapSize / 2
+		});
+		// Bottom obstacle for right gap
+		var bottomRight = self.attachAsset('obstacle', {
+			anchorX: 0.5,
+			anchorY: 0,
+			x: 0,
+			y: 2732 * 0.7 + gapSize / 2
+		});
+	}
+	// Add middle obstacle if only one gap
+	if (self.gapSide === 'left') {
+		var rightBlock = self.attachAsset('obstacle', {
+			anchorX: 0.5,
+			anchorY: 0.5,
+			x: 0,
+			y: 2732 * 0.7,
+			height: 800
+		});
+	}
+	if (self.gapSide === 'right') {
+		var leftBlock = self.attachAsset('obstacle', {
+			anchorX: 0.5,
+			anchorY: 0.5,
+			x: 0,
+			y: 2732 * 0.3,
+			height: 800
+		});
+	}
+	self.update = function () {
+		self.x += self.speed;
+	};
+	return self;
+});
+var PathIndicator = Container.expand(function (side) {
+	var self = Container.call(this);
+	var indicator = self.attachAsset('pathIndicator', {
+		anchorX: 0.5,
+		anchorY: 0.5,
+		alpha: 0.3
+	});
+	self.side = side;
+	if (side === 'left') {
+		self.y = 2732 * 0.3;
+	} else {
+		self.y = 2732 * 0.7;
+	}
+	self.update = function () {
+		self.x += -gameSpeed;
+		// Fade out as it moves
+		indicator.alpha = Math.max(0, indicator.alpha - 0.01);
+	};
+	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 obstacles = [];
+var pathIndicators = [];
+var gameSpeed = 8;
+var obstacleSpawnTimer = 0;
+var obstacleSpawnDelay = 180; // 3 seconds at 60fps
+var nextObstacleGap = 'both';
+// UI Elements
+var scoreTxt = new Text2('0', {
+	size: 120,
+	fill: 0xFFFFFF
+});
+scoreTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreTxt);
+// Create bird
+bird = game.addChild(new Bird());
+bird.x = 300;
+bird.y = 2732 / 2;
+// Touch controls
+game.down = function (x, y, obj) {
+	if (x < 2048 / 2) {
+		// Left side tapped
+		bird.setPath('left');
+		LK.getSound('flap').play();
+	} else {
+		// Right side tapped
+		bird.setPath('right');
+		LK.getSound('flap').play();
+	}
+};
+// Generate random gap configuration
+function getRandomGapConfig() {
+	var configs = ['left', 'right', 'both'];
+	return configs[Math.floor(Math.random() * configs.length)];
+}
+// Check collision between bird and obstacles
+function checkCollisions() {
+	for (var i = 0; i < obstacles.length; i++) {
+		var obstacle = obstacles[i];
+		if (bird.intersects(obstacle)) {
+			// Game over
+			LK.getSound('collision').play();
+			LK.effects.flashScreen(0xff0000, 500);
+			LK.showGameOver();
+			return true;
+		}
+		// Check if bird passed obstacle for scoring
+		if (!obstacle.passed && obstacle.x < bird.x - 100) {
+			obstacle.passed = true;
+			LK.setScore(LK.getScore() + 1);
+			scoreTxt.setText(LK.getScore());
+			LK.getSound('score').play();
+			// Increase speed every 5 points
+			if (LK.getScore() % 5 === 0) {
+				gameSpeed += 0.5;
+				obstacleSpawnDelay = Math.max(120, obstacleSpawnDelay - 5);
+			}
+		}
+	}
+	return false;
+}
+// Spawn new obstacle
+function spawnObstacle() {
+	var gapConfig = getRandomGapConfig();
+	var newObstacle = new Obstacle(gapConfig);
+	newObstacle.x = 2048 + 200;
+	obstacles.push(newObstacle);
+	game.addChild(newObstacle);
+	// Add path indicators
+	if (gapConfig === 'left' || gapConfig === 'both') {
+		var leftIndicator = new PathIndicator('left');
+		leftIndicator.x = 2048 + 100;
+		pathIndicators.push(leftIndicator);
+		game.addChild(leftIndicator);
+	}
+	if (gapConfig === 'right' || gapConfig === 'both') {
+		var rightIndicator = new PathIndicator('right');
+		rightIndicator.x = 2048 + 100;
+		pathIndicators.push(rightIndicator);
+		game.addChild(rightIndicator);
+	}
+}
+// Main game loop
+game.update = function () {
+	// Spawn obstacles
+	obstacleSpawnTimer++;
+	if (obstacleSpawnTimer >= obstacleSpawnDelay) {
+		spawnObstacle();
+		obstacleSpawnTimer = 0;
+	}
+	// Update and clean up obstacles
+	for (var i = obstacles.length - 1; i >= 0; i--) {
+		var obstacle = obstacles[i];
+		if (obstacle.x < -300) {
+			obstacle.destroy();
+			obstacles.splice(i, 1);
+		}
+	}
+	// Update and clean up path indicators
+	for (var j = pathIndicators.length - 1; j >= 0; j--) {
+		var indicator = pathIndicators[j];
+		if (indicator.x < -200 || indicator.children[0].alpha <= 0) {
+			indicator.destroy();
+			pathIndicators.splice(j, 1);
+		}
+	}
+	// Check for collisions
+	checkCollisions();
+	// Keep bird in bounds
+	if (bird.y < 50) bird.y = 50;
+	if (bird.y > 2732 - 50) bird.y = 2732 - 50;
+};
\ No newline at end of file