/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");

/**** 
* Classes
****/ 
var Ball = Container.expand(function () {
	var self = Container.call(this);
	var ballGraphics = self.attachAsset('ball', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.velocityX = 0;
	self.velocityY = 0;
	self.friction = 0.98;
	self.bounceReduction = 0.7;
	self.update = function () {
		self.x += self.velocityX;
		self.y += self.velocityY;
		// Apply friction
		self.velocityX *= self.friction;
		self.velocityY *= self.friction;
		// Bounce off field boundaries
		if (self.x <= 50 || self.x >= 1998) {
			self.velocityX *= -self.bounceReduction;
			self.x = Math.max(50, Math.min(1998, self.x));
		}
		if (self.y <= 300 || self.y >= 1650) {
			self.velocityY *= -self.bounceReduction;
			self.y = Math.max(300, Math.min(1650, self.y));
		}
	};
	return self;
});
var Goalkeeper = Container.expand(function () {
	var self = Container.call(this);
	var keeperGraphics = self.attachAsset('goalkeeper', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 4;
	self.targetX = 1024;
	self.update = function () {
		// Only move if goalkeeper is active (ball has been kicked)
		if (goalkeeperActive) {
			// Random movement every 30 ticks (0.5 seconds)
			if (LK.ticks % 30 === 0) {
				self.targetX = 874 + Math.random() * 300; // Random position within goal area
			}
			var diffX = self.targetX - self.x;
			if (Math.abs(diffX) > 5) {
				self.x += diffX > 0 ? self.speed : -self.speed;
			}
			// Keep goalkeeper within goal area
			self.x = Math.max(874, Math.min(1174, self.x));
		}
	};
	return self;
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x2E7D32
});

/**** 
* Game Code
****/ 
// Game field
var field = game.addChild(LK.getAsset('field', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1024,
	y: 975
}));
// Goal
var goal = game.addChild(LK.getAsset('goal', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1024,
	y: 200
}));
// Goal line (white line marking the goal)
var goalLine = game.addChild(LK.getAsset('goalLine', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 1024,
	y: 300
}));
// Player
var player = game.addChild(new Player());
player.x = 1024;
player.y = 1400;
// Ball
var ball = game.addChild(new Ball());
ball.x = 1024;
ball.y = 1000;
// Goalkeeper
var goalkeeper = game.addChild(new Goalkeeper());
goalkeeper.x = 1024;
goalkeeper.y = 250;
// Game variables
var gameTime = 60;
var gameStarted = false;
var dragNode = null;
var lastBallDistance = 0;
var lastPlayerX = 0;
var lastPlayerY = 0;
var playerVelocityX = 0;
var playerVelocityY = 0;
var goalkeeperActive = false;
// UI Elements
var scoreText = new Text2('0', {
	size: 80,
	fill: 0xFFFFFF
});
scoreText.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreText);
var timerText = new Text2('60', {
	size: 60,
	fill: 0xFFFFFF
});
timerText.anchor.set(1, 0);
LK.gui.topRight.addChild(timerText);
// Game timer
var gameTimer = LK.setInterval(function () {
	if (gameStarted && gameTime > 0) {
		gameTime--;
		timerText.setText(gameTime.toString());
		if (gameTime <= 0) {
			LK.showGameOver();
		}
	}
}, 1000);
// Input handling
game.down = function (x, y, obj) {
	if (!gameStarted) {
		gameStarted = true;
	}
	dragNode = player;
};
game.move = function (x, y, obj) {
	if (dragNode && gameStarted) {
		// Track player velocity for kick calculation
		playerVelocityX = x - dragNode.x;
		playerVelocityY = y - dragNode.y;
		dragNode.x = Math.max(50, Math.min(1998, x));
		dragNode.y = Math.max(600, Math.min(1650, y));
	}
};
game.up = function (x, y, obj) {
	dragNode = null;
};
// Game update loop
game.update = function () {
	if (!gameStarted || gameTime <= 0) return;
	// Check player-ball collision for kicking
	var playerBallDistance = Math.sqrt(Math.pow(player.x - ball.x, 2) + Math.pow(player.y - ball.y, 2));
	if (playerBallDistance < 60 && lastBallDistance >= 60) {
		// Calculate kick direction based on player movement and ball position
		var ballDirection = Math.atan2(ball.y - player.y, ball.x - player.x);
		// Base kick power on player velocity magnitude
		var velocityMagnitude = Math.sqrt(playerVelocityX * playerVelocityX + playerVelocityY * playerVelocityY);
		var kickPower = Math.max(8, Math.min(20, velocityMagnitude * 2)); // Power between 8-20
		// If player has significant velocity, use movement direction, otherwise use ball direction
		var kickAngle;
		if (velocityMagnitude > 2) {
			kickAngle = Math.atan2(playerVelocityY, playerVelocityX);
		} else {
			kickAngle = ballDirection;
		}
		ball.velocityX = Math.cos(kickAngle) * kickPower;
		ball.velocityY = Math.sin(kickAngle) * kickPower;
		goalkeeperActive = true; // Activate goalkeeper movement
		LK.getSound('kick').play();
	}
	lastBallDistance = playerBallDistance;
	// Increase goalkeeper speed based on score
	goalkeeper.speed = 4 + LK.getScore() * 0.5;
	// Check goalkeeper collision (save)
	var keeperBallDistance = Math.sqrt(Math.pow(goalkeeper.x - ball.x, 2) + Math.pow(goalkeeper.y - ball.y, 2));
	if (keeperBallDistance < 50 && ball.y <= 350) {
		// Goalkeeper save
		LK.getSound('save').play();
		ball.velocityX *= -0.5;
		ball.velocityY *= -0.5;
	}
	// Check goal scoring (ball crosses goal line)
	if (ball.x >= 874 && ball.x <= 1174 && ball.y <= 300) {
		// Goal scored!
		LK.setScore(LK.getScore() + 1);
		scoreText.setText(LK.getScore().toString());
		LK.getSound('goal').play();
		// Flash effect
		LK.effects.flashScreen(0x00FF00, 500);
		// Reset ball position
		ball.x = 1024;
		ball.y = 1000;
		ball.velocityX = 0;
		ball.velocityY = 0;
	}
	// Check if ball goes behind goal line but outside goal
	if (ball.y <= 100) {
		ball.y = 100;
		ball.velocityY *= -0.7;
	}
};

===================================================================
--- original.js
+++ change.js
@@ -92,8 +92,15 @@
 	anchorY: 0.5,
 	x: 1024,
 	y: 200
 }));
+// Goal line (white line marking the goal)
+var goalLine = game.addChild(LK.getAsset('goalLine', {
+	anchorX: 0.5,
+	anchorY: 0.5,
+	x: 1024,
+	y: 300
+}));
 // Player
 var player = game.addChild(new Player());
 player.x = 1024;
 player.y = 1400;
@@ -182,31 +189,30 @@
 	}
 	lastBallDistance = playerBallDistance;
 	// Increase goalkeeper speed based on score
 	goalkeeper.speed = 4 + LK.getScore() * 0.5;
-	// Check goal scoring
-	if (ball.x >= 874 && ball.x <= 1174 && ball.y <= 300 && ball.y >= 100) {
-		// Check if goalkeeper blocks the ball
-		var keeperBallDistance = Math.sqrt(Math.pow(goalkeeper.x - ball.x, 2) + Math.pow(goalkeeper.y - ball.y, 2));
-		if (keeperBallDistance > 50) {
-			// Goal scored!
-			LK.setScore(LK.getScore() + 1);
-			scoreText.setText(LK.getScore().toString());
-			LK.getSound('goal').play();
-			// Flash effect
-			LK.effects.flashScreen(0x00FF00, 500);
-			// Reset ball position
-			ball.x = 1024;
-			ball.y = 1000;
-			ball.velocityX = 0;
-			ball.velocityY = 0;
-		} else {
-			// Goalkeeper save
-			LK.getSound('save').play();
-			ball.velocityX *= -0.5;
-			ball.velocityY *= -0.5;
-		}
+	// Check goalkeeper collision (save)
+	var keeperBallDistance = Math.sqrt(Math.pow(goalkeeper.x - ball.x, 2) + Math.pow(goalkeeper.y - ball.y, 2));
+	if (keeperBallDistance < 50 && ball.y <= 350) {
+		// Goalkeeper save
+		LK.getSound('save').play();
+		ball.velocityX *= -0.5;
+		ball.velocityY *= -0.5;
 	}
+	// Check goal scoring (ball crosses goal line)
+	if (ball.x >= 874 && ball.x <= 1174 && ball.y <= 300) {
+		// Goal scored!
+		LK.setScore(LK.getScore() + 1);
+		scoreText.setText(LK.getScore().toString());
+		LK.getSound('goal').play();
+		// Flash effect
+		LK.effects.flashScreen(0x00FF00, 500);
+		// Reset ball position
+		ball.x = 1024;
+		ball.y = 1000;
+		ball.velocityX = 0;
+		ball.velocityY = 0;
+	}
 	// Check if ball goes behind goal line but outside goal
 	if (ball.y <= 100) {
 		ball.y = 100;
 		ball.velocityY *= -0.7;