===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,198 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var Basketball = Container.expand(function () {
+	var self = Container.call(this);
+	var basketballGraphics = self.attachAsset('basketball', {
+		anchorX: 0.5,
+		anchorY: 1.0
+	});
+	self.velocityY = 0;
+	self.gravity = 0.8;
+	self.jumpPower = -18;
+	self.isGrounded = false;
+	self.groundY = 0;
+	self.jump = function () {
+		if (self.isGrounded) {
+			self.velocityY = self.jumpPower;
+			self.isGrounded = false;
+			LK.getSound('jump').play();
+		}
+	};
+	self.update = function () {
+		// Apply gravity
+		self.velocityY += self.gravity;
+		self.y += self.velocityY;
+		// Check ground collision
+		if (self.y >= self.groundY) {
+			self.y = self.groundY;
+			self.velocityY = 0;
+			self.isGrounded = true;
+		}
+		// Simple rotation based on vertical velocity
+		basketballGraphics.rotation = self.velocityY * 0.1;
+	};
+	return self;
+});
+var Obstacle = Container.expand(function (type) {
+	var self = Container.call(this);
+	self.obstacleType = type || 'hurdle';
+	self.speed = 8;
+	self.scored = false;
+	var obstacleGraphics;
+	if (self.obstacleType === 'hurdle') {
+		obstacleGraphics = self.attachAsset('hurdle', {
+			anchorX: 0.5,
+			anchorY: 1.0
+		});
+	} else if (self.obstacleType === 'barrier') {
+		obstacleGraphics = self.attachAsset('barrier', {
+			anchorX: 0.5,
+			anchorY: 1.0
+		});
+	} else if (self.obstacleType === 'gap') {
+		obstacleGraphics = self.attachAsset('gap', {
+			anchorX: 0.5,
+			anchorY: 1.0
+		});
+	}
+	self.update = function () {
+		self.x -= self.speed;
+	};
+	return self;
+});
+var Road = Container.expand(function () {
+	var self = Container.call(this);
+	var roadGraphics = self.attachAsset('road', {
+		anchorX: 0,
+		anchorY: 1.0
+	});
+	self.speed = 8;
+	self.update = function () {
+		self.x -= self.speed;
+		if (self.x <= -2048) {
+			self.x = 0;
+		}
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x87CEEB
+});
+
+/**** 
+* Game Code
+****/ 
+var groundLevel = 2400;
+var gameSpeed = 8;
+var baseSpeed = 8;
+var speedIncrease = 0.02;
+var obstacles = [];
+var roads = [];
+var basketball;
+var scoreTxt;
+var speedTxt;
+var obstacleSpawnTimer = 0;
+var obstacleSpawnInterval = 120; // frames between obstacles
+var lastObstacleX = 2048;
+// Create score display
+scoreTxt = new Text2('Score: 0', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+scoreTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreTxt);
+// Create speed display
+speedTxt = new Text2('Speed: 1.0x', {
+	size: 40,
+	fill: 0xFFFF00
+});
+speedTxt.anchor.set(1.0, 0);
+speedTxt.y = 80;
+LK.gui.topRight.addChild(speedTxt);
+// Create scrolling road
+for (var i = 0; i < 3; i++) {
+	var road = game.addChild(new Road());
+	road.x = i * 2048;
+	road.y = groundLevel;
+	roads.push(road);
+}
+// Create basketball
+basketball = game.addChild(new Basketball());
+basketball.x = 300;
+basketball.y = groundLevel;
+basketball.groundY = groundLevel;
+// Touch controls
+game.down = function (x, y, obj) {
+	basketball.jump();
+};
+// Spawn obstacle function
+function spawnObstacle() {
+	var obstacleTypes = ['hurdle', 'barrier', 'gap'];
+	var randomType = obstacleTypes[Math.floor(Math.random() * obstacleTypes.length)];
+	var obstacle = new Obstacle(randomType);
+	obstacle.x = 2200;
+	obstacle.y = groundLevel;
+	obstacle.speed = gameSpeed;
+	obstacles.push(obstacle);
+	game.addChild(obstacle);
+}
+// Main game loop
+game.update = function () {
+	// Increase speed gradually
+	gameSpeed = baseSpeed + LK.getScore() * speedIncrease;
+	// Update speed display
+	var speedMultiplier = (gameSpeed / baseSpeed).toFixed(1);
+	speedTxt.setText('Speed: ' + speedMultiplier + 'x');
+	// Update road speed
+	for (var r = 0; r < roads.length; r++) {
+		roads[r].speed = gameSpeed;
+	}
+	// Spawn obstacles
+	obstacleSpawnTimer++;
+	var adjustedSpawnInterval = Math.max(60, obstacleSpawnInterval - LK.getScore() * 0.5);
+	if (obstacleSpawnTimer >= adjustedSpawnInterval) {
+		spawnObstacle();
+		obstacleSpawnTimer = 0;
+	}
+	// Update and check obstacles
+	for (var i = obstacles.length - 1; i >= 0; i--) {
+		var obstacle = obstacles[i];
+		obstacle.speed = gameSpeed;
+		// Check if obstacle is off screen
+		if (obstacle.x < -200) {
+			obstacle.destroy();
+			obstacles.splice(i, 1);
+			continue;
+		}
+		// Check collision with basketball
+		if (basketball.intersects(obstacle)) {
+			// Flash screen red
+			LK.effects.flashScreen(0xff0000, 1000);
+			LK.showGameOver();
+			return;
+		}
+		// Check if basketball passed obstacle (scoring)
+		if (!obstacle.scored && obstacle.x < basketball.x - 50) {
+			obstacle.scored = true;
+			LK.setScore(LK.getScore() + 1);
+			scoreTxt.setText('Score: ' + LK.getScore());
+			LK.getSound('score').play();
+			// Check win condition
+			if (LK.getScore() >= 999) {
+				LK.effects.flashScreen(0x00ff00, 2000);
+				LK.showYouWin();
+				return;
+			}
+		}
+	}
+};
\ No newline at end of file