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

/**** 
* Classes
****/ 
var Fruit = Container.expand(function (type) {
	var self = Container.call(this);
	self.type = type;
	self.velocityX = 0;
	self.velocityY = 0;
	self.gravity = 0.5;
	self.bounceX = 0.7;
	self.bounceY = 0.6;
	self.friction = 0.98;
	self.merged = false;
	self.lastMergeCheck = false;
	var fruitAssets = ['cherry', 'strawberry', 'grape', 'orange', 'apple', 'pear', 'peach', 'pineapple', 'melon', 'watermelon'];
	var fruitSizes = [60, 80, 100, 120, 140, 160, 180, 200, 220, 240];
	var fruitScores = [1, 3, 6, 10, 15, 21, 28, 36, 45, 55];
	self.assetName = fruitAssets[type];
	self.size = fruitSizes[type];
	self.scoreValue = fruitScores[type];
	var fruitGraphics = self.attachAsset(self.assetName, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.getRadius = function () {
		return self.size / 2;
	};
	self.update = function () {
		if (self.merged) return;
		// Apply gravity
		self.velocityY += self.gravity;
		// Apply velocity
		self.x += self.velocityX;
		self.y += self.velocityY;
		// Apply friction
		self.velocityX *= self.friction;
		self.velocityY *= self.friction;
		var radius = self.getRadius();
		var containerLeft = containerX - containerWidth / 2;
		var containerRight = containerX + containerWidth / 2;
		var containerBottom = containerY + containerHeight / 2;
		// Collision with container walls
		if (self.x - radius < containerLeft) {
			self.x = containerLeft + radius;
			self.velocityX = -self.velocityX * self.bounceX;
		}
		if (self.x + radius > containerRight) {
			self.x = containerRight - radius;
			self.velocityX = -self.velocityX * self.bounceX;
		}
		// Collision with container bottom
		if (self.y + radius > containerBottom) {
			self.y = containerBottom - radius;
			self.velocityY = -self.velocityY * self.bounceY;
			if (Math.abs(self.velocityY) < 1) {
				self.velocityY = 0;
			}
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x87CEEB
});

/**** 
* Game Code
****/ 
// Game state
var fruits = [];
var currentFruit = null;
var nextFruitType = 0;
var gameRunning = true;
var dropLine = 200;
var gameOverLine = 400;
// Container dimensions and position
var containerWidth = 800;
var containerHeight = 1200;
var containerX = 2048 / 2;
var containerY = 600;
// Create container
var container = game.attachAsset('container', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: containerX,
	y: containerY
});
// Score display
var scoreTxt = new Text2('Score: 0', {
	size: 80,
	fill: 0x000000
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Next fruit preview
var nextFruitPreview = null;
var nextFruitLabel = new Text2('Next:', {
	size: 60,
	fill: 0x000000
});
nextFruitLabel.anchor.set(0.5, 0);
nextFruitLabel.x = 1700;
nextFruitLabel.y = 200;
game.addChild(nextFruitLabel);
// Game over line indicator
var gameOverIndicator = LK.getAsset('container', {
	width: containerWidth,
	height: 4,
	anchorX: 0.5,
	anchorY: 0.5
});
gameOverIndicator.x = containerX;
gameOverIndicator.y = gameOverLine;
gameOverIndicator.tint = 0xFF0000;
game.addChild(gameOverIndicator);
// Helper functions
function getRandomFruitType() {
	return Math.floor(Math.random() * 5); // Only first 5 fruit types can be dropped
}
function createNextFruit() {
	nextFruitType = getRandomFruitType();
	if (nextFruitPreview) {
		nextFruitPreview.destroy();
	}
	var fruitAssets = ['cherry', 'strawberry', 'grape', 'orange', 'apple'];
	nextFruitPreview = LK.getAsset(fruitAssets[nextFruitType], {
		anchorX: 0.5,
		anchorY: 0.5
	});
	nextFruitPreview.x = 1700;
	nextFruitPreview.y = 300;
	game.addChild(nextFruitPreview);
}
function dropFruit(x) {
	if (!gameRunning || currentFruit) return;
	currentFruit = new Fruit(nextFruitType);
	currentFruit.x = Math.max(containerX - containerWidth / 2 + currentFruit.getRadius(), Math.min(x, containerX + containerWidth / 2 - currentFruit.getRadius()));
	currentFruit.y = dropLine + currentFruit.getRadius() + 10;
	fruits.push(currentFruit);
	game.addChild(currentFruit);
	LK.getSound('drop').play();
	// Reset current fruit after a delay
	LK.setTimeout(function () {
		currentFruit = null;
	}, 100);
	createNextFruit();
}
function checkCollision(fruit1, fruit2) {
	var dx = fruit1.x - fruit2.x;
	var dy = fruit1.y - fruit2.y;
	var distance = Math.sqrt(dx * dx + dy * dy);
	var minDistance = fruit1.getRadius() + fruit2.getRadius();
	return distance < minDistance;
}
function resolveFruitCollision(fruit1, fruit2) {
	var dx = fruit1.x - fruit2.x;
	var dy = fruit1.y - fruit2.y;
	var distance = Math.sqrt(dx * dx + dy * dy);
	var minDistance = fruit1.getRadius() + fruit2.getRadius();
	if (distance < minDistance && distance > 0) {
		var overlap = minDistance - distance;
		var separationX = dx / distance * overlap * 0.5;
		var separationY = dy / distance * overlap * 0.5;
		fruit1.x += separationX;
		fruit1.y += separationY;
		fruit2.x -= separationX;
		fruit2.y -= separationY;
		// Simple collision response
		var tempVelX = fruit1.velocityX;
		var tempVelY = fruit1.velocityY;
		fruit1.velocityX = fruit2.velocityX * 0.5;
		fruit1.velocityY = fruit2.velocityY * 0.5;
		fruit2.velocityX = tempVelX * 0.5;
		fruit2.velocityY = tempVelY * 0.5;
	}
}
function mergeFruits(fruit1, fruit2) {
	if (fruit1.type !== fruit2.type || fruit1.merged || fruit2.merged) return false;
	if (fruit1.type >= 9) return false; // Can't merge watermelon
	// Create new fruit
	var newFruit = new Fruit(fruit1.type + 1);
	newFruit.x = (fruit1.x + fruit2.x) / 2;
	newFruit.y = (fruit1.y + fruit2.y) / 2;
	// Add score
	LK.setScore(LK.getScore() + newFruit.scoreValue);
	scoreTxt.setText('Score: ' + LK.getScore());
	// Mark old fruits as merged
	fruit1.merged = true;
	fruit2.merged = true;
	// Remove old fruits
	for (var i = fruits.length - 1; i >= 0; i--) {
		if (fruits[i] === fruit1 || fruits[i] === fruit2) {
			fruits[i].destroy();
			fruits.splice(i, 1);
		}
	}
	// Add new fruit
	fruits.push(newFruit);
	game.addChild(newFruit);
	LK.getSound('merge').play();
	// Flash effect
	tween(newFruit, {
		scaleX: 1.3,
		scaleY: 1.3
	}, {
		duration: 200,
		easing: tween.easeOut,
		onFinish: function onFinish() {
			tween(newFruit, {
				scaleX: 1.0,
				scaleY: 1.0
			}, {
				duration: 200,
				easing: tween.easeIn
			});
		}
	});
	return true;
}
function checkGameOver() {
	for (var i = 0; i < fruits.length; i++) {
		var fruit = fruits[i];
		if (fruit.y - fruit.getRadius() < gameOverLine) {
			return true;
		}
	}
	return false;
}
// Initialize first fruit
createNextFruit();
// Event handlers
game.down = function (x, y, obj) {
	if (!gameRunning) return;
	dropFruit(x);
};
// Main game loop
game.update = function () {
	if (!gameRunning) return;
	// Update all fruits
	for (var i = 0; i < fruits.length; i++) {
		fruits[i].update();
	}
	// Check collisions and merges
	for (var i = 0; i < fruits.length; i++) {
		for (var j = i + 1; j < fruits.length; j++) {
			var fruit1 = fruits[i];
			var fruit2 = fruits[j];
			if (fruit1.merged || fruit2.merged) continue;
			if (checkCollision(fruit1, fruit2)) {
				// Check for merge first
				var currentMerging = fruit1.type === fruit2.type;
				if (!fruit1.lastMergeCheck && currentMerging) {
					if (mergeFruits(fruit1, fruit2)) {
						break; // Break out of inner loop as fruits array changed
					}
				} else if (!currentMerging) {
					resolveFruitCollision(fruit1, fruit2);
				}
				fruit1.lastMergeCheck = currentMerging;
				fruit2.lastMergeCheck = currentMerging;
			} else {
				fruit1.lastMergeCheck = false;
				fruit2.lastMergeCheck = false;
			}
		}
	}
	// Check game over condition
	if (checkGameOver() && LK.ticks % 60 === 0) {
		// Check every second
		gameRunning = false;
		LK.showGameOver();
	}
};

===================================================================
--- original.js
+++ change.js
@@ -79,10 +79,10 @@
 var fruits = [];
 var currentFruit = null;
 var nextFruitType = 0;
 var gameRunning = true;
-var dropLine = 400;
-var gameOverLine = 500;
+var dropLine = 200;
+var gameOverLine = 400;
 // Container dimensions and position
 var containerWidth = 800;
 var containerHeight = 1200;
 var containerX = 2048 / 2;