/**** 
* Classes
****/ 
// Ball class
var Ball = Container.expand(function () {
	var self = Container.call(this);
	var ballAsset = self.attachAsset('ball', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.radius = ballAsset.width / 2;
	// Ball velocity
	self.vx = 0;
	self.vy = 0;
	self.speed = 18; // Initial speed
	self.setRandomDirection = function () {
		// Angle between 45 and 135 degrees, randomize left/right
		var angle = (Math.random() * 0.5 + 0.25) * Math.PI; // 45-135 deg
		if (Math.random() < 0.5) angle = Math.PI - angle; // flip left/right
		self.vx = Math.cos(angle) * self.speed;
		self.vy = Math.sin(angle) * self.speed;
	};
	self.setRandomDirection();
	return self;
});
// No plugins needed for MVP
// Paddle class
var Paddle = Container.expand(function () {
	var self = Container.call(this);
	var paddleAsset = self.attachAsset('paddle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.width = paddleAsset.width;
	self.height = paddleAsset.height;
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x181818
});

/**** 
* Game Code
****/ 
// Ball: circle
// Paddle: wide, short rectangle
// Game area
var GAME_WIDTH = 2048;
var GAME_HEIGHT = 2732;
// Paddle setup
var paddle = new Paddle();
game.addChild(paddle);
paddle.x = GAME_WIDTH / 2;
paddle.y = GAME_HEIGHT - 180; // 180px from bottom
// Ball setup
var ball = new Ball();
game.addChild(ball);
ball.x = GAME_WIDTH / 2;
ball.y = GAME_HEIGHT / 2;
// Score
var score = 0;
var scoreTxt = new Text2('0', {
	size: 120,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Dragging
var dragging = false;
var dragOffsetX = 0;
// Touch/mouse controls
game.down = function (x, y, obj) {
	// Only start drag if touch is on/near paddle
	var dx = x - paddle.x;
	var dy = y - paddle.y;
	if (Math.abs(dx) < paddle.width / 2 + 60 && Math.abs(dy) < paddle.height / 2 + 80) {
		dragging = true;
		dragOffsetX = paddle.x - x;
	}
};
game.move = function (x, y, obj) {
	if (dragging) {
		var newX = x + dragOffsetX;
		// Clamp paddle within game area
		var halfW = paddle.width / 2;
		if (newX < halfW) newX = halfW;
		if (newX > GAME_WIDTH - halfW) newX = GAME_WIDTH - halfW;
		paddle.x = newX;
	}
};
game.up = function (x, y, obj) {
	dragging = false;
};
// Ball-paddle collision helper
function ballHitsPaddle() {
	var paddleTop = paddle.y - paddle.height / 2;
	var paddleLeft = paddle.x - paddle.width / 2;
	var paddleRight = paddle.x + paddle.width / 2;
	var ballBottom = ball.y + ball.radius;
	// Check if ball is at/just above paddle
	if (ballBottom >= paddleTop && ball.y < paddle.y) {
		// Check if horizontally within paddle
		if (ball.x >= paddleLeft - ball.radius && ball.x <= paddleRight + ball.radius) {
			return true;
		}
	}
	return false;
}
// Ball-wall collision helper
function ballHitsWall() {
	if (ball.x - ball.radius <= 0) return 'left';
	if (ball.x + ball.radius >= GAME_WIDTH) return 'right';
	if (ball.y - ball.radius <= 0) return 'top';
	if (ball.y + ball.radius >= GAME_HEIGHT) return 'bottom';
	return null;
}
// Game update
game.update = function () {
	// Move ball
	ball.x += ball.vx;
	ball.y += ball.vy;
	// Wall collisions
	var wall = ballHitsWall();
	if (wall === 'left' || wall === 'right') {
		ball.vx *= -1;
		// Clamp inside
		if (wall === 'left') ball.x = ball.radius;else ball.x = GAME_WIDTH - ball.radius;
	}
	if (wall === 'top') {
		ball.vy *= -1;
		ball.y = ball.radius;
	}
	if (wall === 'bottom') {
		// Missed paddle: Game Over
		LK.effects.flashScreen(0xff0000, 800);
		LK.showGameOver();
		return;
	}
	// Paddle collision
	if (ball.vy > 0 && ballHitsPaddle()) {
		// Bounce up
		ball.y = paddle.y - paddle.height / 2 - ball.radius;
		ball.vy *= -1;
		// Add some "english" based on where it hit the paddle
		var hitPos = (ball.x - paddle.x) / (paddle.width / 2); // -1 (left) to 1 (right)
		ball.vx += hitPos * 6;
		// Clamp vx to avoid too much horizontal speed
		var maxVX = ball.speed * 0.85;
		if (ball.vx > maxVX) ball.vx = maxVX;
		if (ball.vx < -maxVX) ball.vx = -maxVX;
		// Increase speed
		ball.speed += 1.2;
		var angle = Math.atan2(ball.vy, ball.vx);
		ball.vx = Math.cos(angle) * ball.speed;
		ball.vy = Math.sin(angle) * ball.speed;
		// Score
		score += 1;
		scoreTxt.setText(score);
		// Flash paddle for feedback
		LK.effects.flashObject(paddle, 0x00ff00, 180);
	}
};
// Center score text
scoreTxt.setText(score);
scoreTxt.anchor.set(0.5, 0);
// Reset game state on restart
game.on('reset', function () {
	score = 0;
	scoreTxt.setText(score);
	// Reset paddle
	paddle.x = GAME_WIDTH / 2;
	paddle.y = GAME_HEIGHT - 180;
	// Reset ball
	ball.x = GAME_WIDTH / 2;
	ball.y = GAME_HEIGHT / 2;
	ball.speed = 18;
	ball.setRandomDirection();
	dragging = false;
});

===================================================================
--- original.js
+++ change.js