/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");
var storage = LK.import("@upit/storage.v1", {
	coins: 0,
	unlockedSkins: ["candyRed"],
	selectedSkin: "candyRed"
});

/**** 
* Classes
****/ 
// Candy class
var Candy = Container.expand(function () {
	var self = Container.call(this);
	// Use selected skin or random unlocked skin
	var skin = storage.selectedSkin || 'candyRed';
	var candyAsset = self.attachAsset(skin, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.width = candyAsset.width;
	self.height = candyAsset.height;
	// Falling speed
	self.speed = 10 + Math.random() * 6;
	// For swipe detection
	self.collected = false;
	// For tracking last Y for off-screen detection
	self.lastY = self.y;
	// For tracking if already counted as missed
	self.missed = false;
	// For future: skin id
	self.skin = skin;
	// For future: coin drop
	self.hasCoin = Math.random() < 0.15; // 15% chance to drop a coin
	// Add coin visual if hasCoin
	if (self.hasCoin) {
		var coinAsset = self.attachAsset('coin', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 0.5,
			scaleY: 0.5,
			y: 30
		});
		coinAsset.alpha = 0.8;
	}
	// Animate in
	candyAsset.scaleX = 0.2;
	candyAsset.scaleY = 0.2;
	tween(candyAsset, {
		scaleX: 1,
		scaleY: 1
	}, {
		duration: 300,
		easing: tween.elasticOut
	});
	// Update method
	self.update = function () {
		if (self.collected) return;
		self.y += self.speed;
	};
	return self;
});
// Coin collect animation
var CoinFly = Container.expand(function () {
	var self = Container.call(this);
	var coin = self.attachAsset('coin', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.width = coin.width;
	self.height = coin.height;
	self.update = function () {};
	return self;
});
// Collector class (player's swipe area)
var Collector = Container.expand(function () {
	var self = Container.call(this);
	var collectorAsset = self.attachAsset('collector', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	collectorAsset.alpha = 0.18;
	self.width = collectorAsset.width;
	self.height = collectorAsset.height;
	self.update = function () {};
	return self;
});
// Shop item class
var ShopItem = Container.expand(function () {
	var self = Container.call(this);
	var box = self.attachAsset('shopItem', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.icon = null;
	self.price = 0;
	self.skinId = '';
	self.owned = false;
	self.setSkin = function (skinId, price, owned) {
		self.skinId = skinId;
		self.price = price;
		self.owned = owned;
		if (self.icon) self.removeChild(self.icon);
		self.icon = self.attachAsset(skinId, {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 1.1,
			scaleY: 1.1
		});
		self.icon.y = -20;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x222244
});

/**** 
* Game Code
****/ 
// Tabs: 0=Game, 1=Shop, 2=Leaderboard
// Candies (different colors/shapes for future shop unlocks)
// Coin
// Collector (player's swipe area)
// Shop item placeholder
// Sounds
// Music
var currentTab = 0;
// GUI tab buttons
var tabBtnGame, tabBtnShop, tabBtnLeaderboard;
// GUI overlays
var coinTxt,
	scoreTxt,
	shopCoinTxt,
	shopTitleTxt,
	shopItems = [],
	shopGroup,
	leaderboardGroup;
// Game state
var candies = [];
var collector;
var isDragging = false;
var dragOffsetX = 0,
	dragOffsetY = 0;
var score = 0;
var coins = storage.coins || 0;
var level = 1;
var candiesToCollect = 10;
var candiesCollected = 0;
var gameActive = true;
var candySpawnTimer = 0;
var candySpawnInterval = 36; // frames
// --- Health ---
var health = 3;
var healthTxt = new Text2('❤❤❤', {
	size: 90,
	fill: '#ff3b3b'
});
healthTxt.anchor.set(0, 0);
healthTxt.x = 120;
healthTxt.y = 0;
LK.gui.top.addChild(healthTxt);
// Shop data
var shopSkins = [{
	id: 'candyRed',
	price: 0
}, {
	id: 'candyGreen',
	price: 20
}, {
	id: 'candyBlue',
	price: 40
}, {
	id: 'candyYellow',
	price: 60
}, {
	id: 'candyPurple',
	price: 100
}];
// --- GUI Setup ---
// Coin display (top right)
coinTxt = new Text2(coins + '', {
	size: 90,
	fill: '#ffe23b'
});
coinTxt.anchor.set(1, 0);
LK.gui.topRight.addChild(coinTxt);
// Score display (top center)
scoreTxt = new Text2('0', {
	size: 110,
	fill: '#fff'
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Tab buttons (bottom)
tabBtnGame = new Text2('Game', {
	size: 80,
	fill: '#fff'
});
tabBtnGame.anchor.set(0.5, 1);
tabBtnGame.x = 2048 / 6;
tabBtnGame.y = 0;
tabBtnGame.interactive = true;
tabBtnGame.buttonMode = true;
LK.gui.bottom.addChild(tabBtnGame);
tabBtnShop = new Text2('Shop', {
	size: 80,
	fill: '#fff'
});
tabBtnShop.anchor.set(0.5, 1);
tabBtnShop.x = 2048 / 2;
tabBtnShop.y = 0;
tabBtnShop.interactive = true;
tabBtnShop.buttonMode = true;
LK.gui.bottom.addChild(tabBtnShop);
tabBtnLeaderboard = new Text2('Leaderboard', {
	size: 80,
	fill: '#fff'
});
tabBtnLeaderboard.anchor.set(0.5, 1);
tabBtnLeaderboard.x = 2048 * 5 / 6;
tabBtnLeaderboard.y = 0;
tabBtnLeaderboard.interactive = true;
tabBtnLeaderboard.buttonMode = true;
LK.gui.bottom.addChild(tabBtnLeaderboard);
// Shop overlay group
shopGroup = new Container();
shopGroup.visible = false;
game.addChild(shopGroup);
// Shop background panel for visual separation
var shopBgPanel = LK.getAsset('shopItem', {
	anchorX: 0.5,
	anchorY: 0,
	scaleX: 10.5,
	scaleY: 7.5,
	x: 2048 / 2,
	y: 60
});
shopBgPanel.alpha = 0.13;
shopGroup.addChild(shopBgPanel);
// Shop title
shopTitleTxt = new Text2('Shop', {
	size: 140,
	fill: '#ffe23b'
});
shopTitleTxt.anchor.set(0.5, 0);
shopTitleTxt.x = 2048 / 2;
shopTitleTxt.y = 110;
shopGroup.addChild(shopTitleTxt);
// Shop coin display (top right in shop)
shopCoinTxt = new Text2('Coins: ' + coins, {
	size: 100,
	fill: '#ffe23b'
});
shopCoinTxt.anchor.set(1, 0);
shopCoinTxt.x = 2048 - 100;
shopCoinTxt.y = 110;
shopGroup.addChild(shopCoinTxt);
// Shop return button (top left in shop)
var shopReturnBtn = new Text2('← Back', {
	size: 90,
	fill: '#ffe23b'
});
shopReturnBtn.anchor.set(0, 0);
shopReturnBtn.x = 100;
shopReturnBtn.y = 110;
shopReturnBtn.interactive = true;
shopReturnBtn.buttonMode = true;
shopReturnBtn.down = function (x, y, obj) {
	shopGroup.visible = false;
	mainMenuGroup.visible = true;
	shopCurrentTab = 0;
	updateShopTab();
	setTab(0);
};
shopGroup.addChild(shopReturnBtn);
// Shop tab buttons (centered below title, visually grouped)
var shopTabBar = new Container();
shopTabBar.x = 2048 / 2;
shopTabBar.y = 260;
shopGroup.addChild(shopTabBar);
var shopTabCharacter = new Text2('Characters', {
	size: 90,
	fill: '#fff'
});
shopTabCharacter.anchor.set(1, 0);
shopTabCharacter.x = -40;
shopTabCharacter.y = 0;
shopTabCharacter.interactive = true;
shopTabCharacter.buttonMode = true;
var shopTabItem = new Text2('Items', {
	size: 90,
	fill: '#fff'
});
shopTabItem.anchor.set(0, 0);
shopTabItem.x = 40;
shopTabItem.y = 0;
shopTabItem.interactive = true;
shopTabItem.buttonMode = true;
shopTabBar.addChild(shopTabCharacter);
shopTabBar.addChild(shopTabItem);
// Shop tab state: 0 = Characters, 1 = Items
var shopCurrentTab = 0;
// Shop tab switching logic
function updateShopTab() {
	// Defensive: ensure shopItemItems is always an array
	if (typeof shopItemItems === "undefined" || !shopItemItems) {
		shopItemItems = [];
	}
	// Characters tab
	if (shopCurrentTab === 0) {
		for (var i = 0; i < shopItems.length; i++) {
			shopItems[i].visible = true;
		}
		for (var i = 0; i < shopItemItems.length; i++) {
			shopItemItems[i].visible = false;
		}
		shopTabCharacter.fill = '#ffe23b';
		shopTabItem.fill = '#fff';
		shopTabCharacter.scaleX = shopTabCharacter.scaleY = 1.15;
		shopTabItem.scaleX = shopTabItem.scaleY = 1.0;
	}
	// Items tab
	if (shopCurrentTab === 1) {
		for (var i = 0; i < shopItems.length; i++) {
			shopItems[i].visible = false;
		}
		for (var i = 0; i < shopItemItems.length; i++) {
			shopItemItems[i].visible = true;
		}
		// Ensure item shop items are brought to front for visibility
		for (var i = 0; i < shopItemItems.length; i++) {
			if (shopGroup.children.indexOf(shopItemItems[i]) !== -1) {
				shopGroup.removeChild(shopItemItems[i]);
				shopGroup.addChild(shopItemItems[i]);
			}
		}
		shopTabCharacter.fill = '#fff';
		shopTabItem.fill = '#ffe23b';
		shopTabCharacter.scaleX = shopTabCharacter.scaleY = 1.0;
		shopTabItem.scaleX = shopTabItem.scaleY = 1.15;
	}
}
shopTabCharacter.down = function (x, y, obj) {
	shopCurrentTab = 0;
	updateShopTab();
};
shopTabItem.down = function (x, y, obj) {
	shopCurrentTab = 1;
	updateShopTab();
};
// Initialize tab highlight
updateShopTab();
// Shop items
shopItems = [];
for (var i = 0; i < shopSkins.length; i++) {
	var item = new ShopItem();
	var skin = shopSkins[i];
	var owned = storage.unlockedSkins.indexOf(skin.id) !== -1;
	item.setSkin(skin.id, skin.price, owned);
	item.x = 2048 / 2 + (i - 2) * 320;
	item.y = 600;
	// Price/owned label
	var label = new Text2(owned ? 'Owned' : skin.price + ' coins', {
		size: 60,
		fill: owned ? '#3bff6e' : '#fff'
	});
	label.anchor.set(0.5, 0);
	label.y = 120;
	item.addChild(label);
	item.label = label;
	// Selection highlight
	var selectTxt = new Text2('Selected', {
		size: 50,
		fill: '#ffe23b'
	});
	selectTxt.anchor.set(0.5, 0);
	selectTxt.y = 170;
	selectTxt.visible = storage.selectedSkin === skin.id;
	item.addChild(selectTxt);
	item.selectTxt = selectTxt;
	// Touch handler
	(function (item, skin, label, selectTxt) {
		item.down = function (x, y, obj) {
			if (item.owned) {
				storage.selectedSkin = skin.id;
				for (var j = 0; j < shopItems.length; j++) {
					shopItems[j].selectTxt.visible = shopItems[j].skinId === skin.id;
				}
			} else if (coins >= skin.price) {
				coins -= skin.price;
				storage.coins = coins;
				storage.unlockedSkins.push(skin.id);
				item.owned = true;
				item.label.setText('Owned');
				item.label.fill = '#3bff6e';
				item.selectTxt.visible = true;
				storage.selectedSkin = skin.id;
				for (var j = 0; j < shopItems.length; j++) {
					if (shopItems[j] !== item) shopItems[j].selectTxt.visible = false;
				}
				shopCoinTxt.setText('Coins: ' + coins);
				coinTxt.setText(coins);
				LK.getSound('shopBuy').play();
			}
		};
	})(item, skin, label, selectTxt);
	shopGroup.addChild(item);
	shopItems.push(item);
}
// --- Item Shop Items ---
var shopItemItems = [];
// Item shop data
var itemShopData = [{
	id: 'healthBooster',
	label: '',
	desc: '+1 Heart (per game)',
	price: 10
}, {
	id: 'slowMotion',
	label: '',
	desc: '-Y: Slow candies (10s)',
	price: 15
}, {
	id: 'autoClicker',
	label: '',
	desc: 'Auto collect (10s)',
	price: 25
}];
// Track item inventory (permanent for health, consumable for others)
if (!storage.itemInventory) storage.itemInventory = {
	healthBooster: 0,
	slowMotion: 0,
	autoClicker: 0
};
for (var i = 0; i < itemShopData.length; i++) {
	(function (i) {
		var itemData = itemShopData[i];
		var item = new ShopItem();
		// Use 'shopItem' asset for all items
		item.setSkin('shopItem', itemData.price, false);
		item.x = 2048 / 2 + (i - 1) * 320;
		item.y = 600;
		// --- Visual Item Icon ---
		var iconAssetId = null;
		if (itemData.id === "healthBooster") iconAssetId = "candyRed";
		if (itemData.id === "slowMotion") iconAssetId = "candyBlue";
		if (itemData.id === "autoClicker") iconAssetId = "coin";
		var iconVisual = null;
		if (iconAssetId) {
			iconVisual = LK.getAsset(iconAssetId, {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: itemData.id === "autoClicker" ? 1.1 : 0.8,
				scaleY: itemData.id === "autoClicker" ? 1.1 : 0.8,
				y: -60
			});
			item.addChild(iconVisual);
		}
		// Icon/label
		// Removed item name label (iconTxt)
		// Description
		var descTxt = new Text2(itemData.desc, {
			size: 38,
			fill: '#fff'
		});
		descTxt.anchor.set(0.5, 0);
		descTxt.y = 60;
		item.addChild(descTxt);
		// Price/owned label
		var ownedCount = storage.itemInventory[itemData.id] || 0;
		var priceLabel = new Text2('x' + ownedCount + '   ' + itemData.price + ' coins', {
			size: 48,
			fill: '#fff'
		});
		priceLabel.anchor.set(0.5, 0);
		priceLabel.y = 120;
		item.addChild(priceLabel);
		item.priceLabel = priceLabel;
		// Touch handler
		item.down = function (x, y, obj) {
			if (coins >= itemData.price) {
				coins -= itemData.price;
				storage.coins = coins;
				storage.itemInventory[itemData.id] = (storage.itemInventory[itemData.id] || 0) + 1;
				item.priceLabel.setText('x' + storage.itemInventory[itemData.id] + '   ' + itemData.price + ' coins');
				shopCoinTxt.setText('Coins: ' + coins);
				coinTxt.setText(coins);
				LK.getSound('shopBuy').play();
			}
		};
		shopGroup.addChild(item);
		item.visible = false;
		shopItemItems.push(item);
	})(i);
}
// Leaderboard overlay group (placeholder)
leaderboardGroup = new Container();
leaderboardGroup.visible = false;
game.addChild(leaderboardGroup);
var leaderboardTitle = new Text2('Leaderboard', {
	size: 120,
	fill: '#fff'
});
leaderboardTitle.anchor.set(0.5, 0);
leaderboardTitle.x = 2048 / 2;
leaderboardTitle.y = 180;
leaderboardGroup.addChild(leaderboardTitle);
// Leaderboard return button
var leaderboardReturnBtn = new Text2('Return', {
	size: 80,
	fill: '#ffe23b'
});
leaderboardReturnBtn.anchor.set(0, 0);
leaderboardReturnBtn.x = 80;
leaderboardReturnBtn.y = 180;
leaderboardReturnBtn.interactive = true;
leaderboardReturnBtn.buttonMode = true;
leaderboardReturnBtn.down = function (x, y, obj) {
	leaderboardGroup.visible = false;
	mainMenuGroup.visible = true;
	setTab(0);
};
leaderboardGroup.addChild(leaderboardReturnBtn);
var leaderboardInfo = new Text2('Check your high score in the system leaderboard!', {
	size: 70,
	fill: '#fff'
});
leaderboardInfo.anchor.set(0.5, 0);
leaderboardInfo.x = 2048 / 2;
leaderboardInfo.y = 350;
leaderboardGroup.addChild(leaderboardInfo);
// --- Main Menu Overlay ---
var mainMenuGroup = new Container();
mainMenuGroup.visible = true;
game.addChild(mainMenuGroup);
var mainMenuTitle = new Text2('Candy Collector Deluxe', {
	size: 160,
	fill: '#ffe23b'
});
mainMenuTitle.anchor.set(0.5, 0);
mainMenuTitle.x = 2048 / 2;
mainMenuTitle.y = 400;
mainMenuGroup.addChild(mainMenuTitle);
var mainMenuPlayBtn = new Text2('Play', {
	size: 120,
	fill: '#fff'
});
mainMenuPlayBtn.anchor.set(0.5, 0.5);
mainMenuPlayBtn.x = 2048 / 2;
mainMenuPlayBtn.y = 900;
mainMenuPlayBtn.interactive = true;
mainMenuPlayBtn.buttonMode = true;
mainMenuGroup.addChild(mainMenuPlayBtn);
var mainMenuShopBtn = new Text2('Shop', {
	size: 100,
	fill: '#fff'
});
mainMenuShopBtn.anchor.set(0.5, 0.5);
mainMenuShopBtn.x = 2048 / 2;
mainMenuShopBtn.y = 1100;
mainMenuShopBtn.interactive = true;
mainMenuShopBtn.buttonMode = true;
mainMenuGroup.addChild(mainMenuShopBtn);
var mainMenuLeaderboardBtn = new Text2('Leaderboard', {
	size: 100,
	fill: '#fff'
});
mainMenuLeaderboardBtn.anchor.set(0.5, 0.5);
mainMenuLeaderboardBtn.x = 2048 / 2;
mainMenuLeaderboardBtn.y = 1250;
mainMenuLeaderboardBtn.interactive = true;
mainMenuLeaderboardBtn.buttonMode = true;
mainMenuGroup.addChild(mainMenuLeaderboardBtn);
mainMenuPlayBtn.down = function (x, y, obj) {
	mainMenuGroup.visible = false;
	setTab(0);
};
mainMenuShopBtn.down = function (x, y, obj) {
	mainMenuGroup.visible = false;
	setTab(1);
};
mainMenuLeaderboardBtn.down = function (x, y, obj) {
	mainMenuGroup.visible = false;
	setTab(2);
};
// --- Main Game Setup ---
function resetGame() {
	// Remove candies
	for (var i = candies.length - 1; i >= 0; i--) {
		candies[i].destroy();
		candies.splice(i, 1);
	}
	score = 0;
	candiesCollected = 0;
	candiesToCollect = 10 + (level - 1) * 2;
	candySpawnTimer = 0;
	scoreTxt.setText('0');
	gameActive = true;
	// Reset health, add +1 if health booster owned
	health = 3 + (storage.itemInventory && storage.itemInventory.healthBooster ? storage.itemInventory.healthBooster : 0);
	var hearts = '';
	for (var h = 0; h < health; h++) hearts += '❤';
	healthTxt.setText(hearts);
	// Collector position
	collector.x = 2048 / 2;
	collector.y = 2732 - 220;
	// Reset item effect timers
	slowMotionActive = false;
	slowMotionTimer = 0;
	autoClickerActive = false;
	autoClickerTimer = 0;
}
// Collector (player's swipe area)
collector = new Collector();
collector.x = 2048 / 2;
collector.y = 2732 - 220;
game.addChild(collector);
// --- Tab Switching ---
function setTab(tabIdx) {
	currentTab = tabIdx;
	// Game tab
	if (tabIdx === 0) {
		game.visible = true;
		shopGroup.visible = false;
		leaderboardGroup.visible = false;
		coinTxt.visible = true;
		scoreTxt.visible = true;
		collector.visible = true;
	}
	// Shop tab
	if (tabIdx === 1) {
		game.visible = true;
		shopGroup.visible = true;
		leaderboardGroup.visible = false;
		coinTxt.visible = false;
		scoreTxt.visible = false;
		collector.visible = false;
		shopCoinTxt.setText('Coins: ' + coins);
		for (var i = 0; i < shopItems.length; i++) {
			var owned = storage.unlockedSkins.indexOf(shopItems[i].skinId) !== -1;
			shopItems[i].owned = owned;
			shopItems[i].label.setText(owned ? 'Owned' : shopSkins[i].price + ' coins');
			shopItems[i].label.fill = owned ? '#3bff6e' : '#fff';
			shopItems[i].selectTxt.visible = storage.selectedSkin === shopItems[i].skinId;
			// Show/hide based on tab
			shopItems[i].visible = shopCurrentTab === 0;
		}
		updateShopTab();
	}
	// Leaderboard tab
	if (tabIdx === 2) {
		game.visible = true;
		shopGroup.visible = false;
		leaderboardGroup.visible = true;
		coinTxt.visible = false;
		scoreTxt.visible = false;
		collector.visible = false;
	}
}
// Tab button handlers
tabBtnGame.down = function (x, y, obj) {
	setTab(0);
};
tabBtnShop.down = function (x, y, obj) {
	setTab(1);
};
tabBtnLeaderboard.down = function (x, y, obj) {
	setTab(2);
};
// --- Item Usage Buttons ---
var itemBtnSlow = new Text2('Slow', {
	size: 70,
	fill: '#3b9bff'
});
itemBtnSlow.anchor.set(0.5, 0);
itemBtnSlow.x = 2048 / 2 - 200;
itemBtnSlow.y = 120;
itemBtnSlow.interactive = true;
itemBtnSlow.buttonMode = true;
LK.gui.top.addChild(itemBtnSlow);
var itemBtnAuto = new Text2('Auto', {
	size: 70,
	fill: '#3b9bff'
});
itemBtnAuto.anchor.set(0.5, 0);
itemBtnAuto.x = 2048 / 2 + 200;
itemBtnAuto.y = 120;
itemBtnAuto.interactive = true;
itemBtnAuto.buttonMode = true;
LK.gui.top.addChild(itemBtnAuto);
// Effect state
var slowMotionActive = false;
var slowMotionTimer = 0;
var autoClickerActive = false;
var autoClickerTimer = 0;
// Button handlers
itemBtnSlow.down = function (x, y, obj) {
	if (!gameActive || mainMenuGroup.visible || currentTab !== 0) return;
	if (storage.itemInventory && storage.itemInventory.slowMotion > 0 && !slowMotionActive) {
		storage.itemInventory.slowMotion--;
		slowMotionActive = true;
		slowMotionTimer = 600; // 10 seconds at 60fps
		itemBtnSlow.setText('Slow (' + storage.itemInventory.slowMotion + ')');
		itemBtnSlow.fill = '#ffe23b';
	}
};
itemBtnAuto.down = function (x, y, obj) {
	if (!gameActive || mainMenuGroup.visible || currentTab !== 0) return;
	if (storage.itemInventory && storage.itemInventory.autoClicker > 0 && !autoClickerActive) {
		storage.itemInventory.autoClicker--;
		autoClickerActive = true;
		autoClickerTimer = 600; // 10 seconds at 60fps
		itemBtnAuto.setText('Auto (' + storage.itemInventory.autoClicker + ')');
		itemBtnAuto.fill = '#ffe23b';
	}
};
// Update button text on game start
itemBtnSlow.setText('Slow (' + (storage.itemInventory && storage.itemInventory.slowMotion || 0) + ')');
itemBtnAuto.setText('Auto (' + (storage.itemInventory && storage.itemInventory.autoClicker || 0) + ')');
itemBtnSlow.fill = '#3b9bff';
itemBtnAuto.fill = '#3b9bff';
// --- Touch Controls ---
// Drag collector
game.down = function (x, y, obj) {
	if (mainMenuGroup.visible || currentTab !== 0 || !gameActive) return;
	// Only drag if touch is on collector
	var local = collector.toLocal({
		x: x,
		y: y
	});
	if (local.x > -collector.width / 2 && local.x < collector.width / 2 && local.y > -collector.height / 2 && local.y < collector.height / 2) {
		isDragging = true;
		dragOffsetX = collector.x - x;
		dragOffsetY = collector.y - y;
	}
};
game.up = function (x, y, obj) {
	if (mainMenuGroup.visible || currentTab !== 0 || !gameActive) return;
	isDragging = false;
};
game.move = function (x, y, obj) {
	if (mainMenuGroup.visible || currentTab !== 0 || !gameActive) return;
	if (isDragging) {
		collector.x = Math.max(collector.width / 2, Math.min(2048 - collector.width / 2, x + dragOffsetX));
		collector.y = Math.max(collector.height / 2 + 200, Math.min(2732 - collector.height / 2, y + dragOffsetY));
	}
	// Swipe detection: check for candies under finger
	for (var i = candies.length - 1; i >= 0; i--) {
		var candy = candies[i];
		if (!candy.collected && candy.visible) {
			var dx = candy.x - x;
			var dy = candy.y - y;
			var dist = Math.sqrt(dx * dx + dy * dy);
			if (dist < candy.width / 2 + 40) {
				collectCandy(candy);
			}
		}
	}
};
// --- Candy Collection ---
function collectCandy(candy) {
	if (candy.collected) return;
	candy.collected = true;
	candiesCollected++;
	score++;
	scoreTxt.setText(score);
	// Animate
	tween(candy, {
		scaleX: 1.4,
		scaleY: 1.4,
		alpha: 0
	}, {
		duration: 220,
		easing: tween.cubicIn,
		onFinish: function onFinish() {
			candy.destroy();
		}
	});
	LK.getSound('collect').play();
	// Coin drop
	if (candy.hasCoin) {
		coins++;
		storage.coins = coins;
		coinTxt.setText(coins);
		shopCoinTxt.setText('Coins: ' + coins);
		// Coin fly animation
		var coinFly = new CoinFly();
		coinFly.x = candy.x;
		coinFly.y = candy.y;
		game.addChild(coinFly);
		tween(coinFly, {
			x: 2048 - 120,
			y: 120,
			scaleX: 0.5,
			scaleY: 0.5,
			alpha: 0
		}, {
			duration: 600,
			easing: tween.cubicIn,
			onFinish: function onFinish() {
				coinFly.destroy();
			}
		});
		LK.getSound('coin').play();
	}
	// Remove from candies array
	for (var i = 0; i < candies.length; i++) {
		if (candies[i] === candy) {
			candies.splice(i, 1);
			break;
		}
	}
	// Win condition
	if (candiesCollected >= candiesToCollect) {
		// Save high score
		if (!storage.highScore || score > storage.highScore) {
			storage.highScore = score;
		}
		// Loop: advance to next level and reset game state
		level++;
		resetGame();
		setTab(0);
		return;
	}
}
// --- Game Update Loop ---
game.update = function () {
	if (mainMenuGroup.visible || currentTab !== 0 || !gameActive) return;
	// --- Item Effects ---
	if (slowMotionActive) {
		slowMotionTimer--;
		if (slowMotionTimer <= 0) {
			slowMotionActive = false;
			itemBtnSlow.fill = '#3b9bff';
			itemBtnSlow.setText('Slow (' + (storage.itemInventory && storage.itemInventory.slowMotion || 0) + ')');
		}
	}
	if (autoClickerActive) {
		autoClickerTimer--;
		if (autoClickerTimer <= 0) {
			autoClickerActive = false;
			itemBtnAuto.fill = '#3b9bff';
			itemBtnAuto.setText('Auto (' + (storage.itemInventory && storage.itemInventory.autoClicker || 0) + ')');
		}
	}
	// Spawn candies
	candySpawnTimer++;
	var spawnInterval = slowMotionActive ? Math.round(candySpawnInterval * 1.5) : candySpawnInterval;
	if (candies.length < candiesToCollect && candySpawnTimer >= spawnInterval) {
		candySpawnTimer = 0;
		var candy = new Candy();
		// Use selected skin
		candy.skin = storage.selectedSkin || 'candyRed';
		// Random X, avoid edges
		candy.x = 120 + Math.random() * (2048 - 240);
		candy.y = -80;
		// Randomize speed a bit
		candy.speed = (slowMotionActive ? 0.5 : 1) * (10 + Math.random() * 6 + level * 0.5);
		candies.push(candy);
		game.addChild(candy);
	}
	// Update candies
	for (var i = candies.length - 1; i >= 0; i--) {
		var candy = candies[i];
		if (slowMotionActive) {
			// Slow down falling speed
			candy.y += (candy.speed || 12) * 0.5;
		} else {
			candy.update();
		}
		// Collector collision
		if (!candy.collected && collector.visible) {
			var dx = candy.x - collector.x;
			var dy = candy.y - collector.y;
			if (Math.abs(dx) < candy.width / 2 + collector.width / 2 - 30 && Math.abs(dy) < candy.height / 2 + collector.height / 2 - 30) {
				collectCandy(candy);
			}
		}
		// Off-screen (missed)
		if (!candy.collected && candy.y > 2732 + 80 && !candy.missed) {
			candy.missed = true;
			// Animate out
			tween(candy, {
				alpha: 0
			}, {
				duration: 200,
				onFinish: function onFinish() {
					candy.destroy();
				}
			});
			// Remove from candies array
			candies.splice(i, 1);
			// Decrease health and update display
			health--;
			var hearts = '';
			for (var h = 0; h < health; h++) hearts += '❤';
			healthTxt.setText(hearts);
			LK.effects.flashScreen(0xff0000, 600);
			if (health <= 0) {
				LK.showGameOver();
				gameActive = false;
			}
		}
	}
	// --- Auto Clicker effect: auto collect nearest candy ---
	if (autoClickerActive && candies.length > 0) {
		// Find lowest (closest to bottom) visible, uncollected candy
		var best = null,
			bestY = -Infinity;
		for (var i = 0; i < candies.length; i++) {
			if (!candies[i].collected && candies[i].visible && candies[i].y > bestY) {
				best = candies[i];
				bestY = candies[i].y;
			}
		}
		if (best) {
			collectCandy(best);
		}
	}
};
// --- Music ---
LK.playMusic('bgmusic');
// --- Game Over/Win Handlers ---
LK.on('gameover', function () {
	// Reset game state
	resetGame();
	mainMenuGroup.visible = true;
	setTab(0);
});
LK.on('youwin', function () {
	// Next level
	level++;
	resetGame();
	mainMenuGroup.visible = true;
	setTab(0);
});
// --- Initial State ---
resetGame();
mainMenuGroup.visible = true;
setTab(0);

===================================================================
--- original.js
+++ change.js
@@ -232,34 +232,45 @@
 // Shop overlay group
 shopGroup = new Container();
 shopGroup.visible = false;
 game.addChild(shopGroup);
+// Shop background panel for visual separation
+var shopBgPanel = LK.getAsset('shopItem', {
+	anchorX: 0.5,
+	anchorY: 0,
+	scaleX: 10.5,
+	scaleY: 7.5,
+	x: 2048 / 2,
+	y: 60
+});
+shopBgPanel.alpha = 0.13;
+shopGroup.addChild(shopBgPanel);
 // Shop title
 shopTitleTxt = new Text2('Shop', {
-	size: 120,
-	fill: '#fff'
+	size: 140,
+	fill: '#ffe23b'
 });
 shopTitleTxt.anchor.set(0.5, 0);
 shopTitleTxt.x = 2048 / 2;
-shopTitleTxt.y = 120;
+shopTitleTxt.y = 110;
 shopGroup.addChild(shopTitleTxt);
 // Shop coin display (top right in shop)
 shopCoinTxt = new Text2('Coins: ' + coins, {
-	size: 90,
+	size: 100,
 	fill: '#ffe23b'
 });
 shopCoinTxt.anchor.set(1, 0);
-shopCoinTxt.x = 2048 - 80;
-shopCoinTxt.y = 120;
+shopCoinTxt.x = 2048 - 100;
+shopCoinTxt.y = 110;
 shopGroup.addChild(shopCoinTxt);
 // Shop return button (top left in shop)
-var shopReturnBtn = new Text2('Return', {
-	size: 80,
+var shopReturnBtn = new Text2('← Back', {
+	size: 90,
 	fill: '#ffe23b'
 });
 shopReturnBtn.anchor.set(0, 0);
-shopReturnBtn.x = 80;
-shopReturnBtn.y = 120;
+shopReturnBtn.x = 100;
+shopReturnBtn.y = 110;
 shopReturnBtn.interactive = true;
 shopReturnBtn.buttonMode = true;
 shopReturnBtn.down = function (x, y, obj) {
 	shopGroup.visible = false;
@@ -268,29 +279,33 @@
 	updateShopTab();
 	setTab(0);
 };
 shopGroup.addChild(shopReturnBtn);
-// Shop tab buttons (centered below title)
+// Shop tab buttons (centered below title, visually grouped)
+var shopTabBar = new Container();
+shopTabBar.x = 2048 / 2;
+shopTabBar.y = 260;
+shopGroup.addChild(shopTabBar);
 var shopTabCharacter = new Text2('Characters', {
-	size: 80,
+	size: 90,
 	fill: '#fff'
 });
-shopTabCharacter.anchor.set(0.5, 0);
-shopTabCharacter.x = 2048 / 2 - 180;
-shopTabCharacter.y = 260;
+shopTabCharacter.anchor.set(1, 0);
+shopTabCharacter.x = -40;
+shopTabCharacter.y = 0;
 shopTabCharacter.interactive = true;
 shopTabCharacter.buttonMode = true;
 var shopTabItem = new Text2('Items', {
-	size: 80,
+	size: 90,
 	fill: '#fff'
 });
-shopTabItem.anchor.set(0.5, 0);
-shopTabItem.x = 2048 / 2 + 180;
-shopTabItem.y = 260;
+shopTabItem.anchor.set(0, 0);
+shopTabItem.x = 40;
+shopTabItem.y = 0;
 shopTabItem.interactive = true;
 shopTabItem.buttonMode = true;
-shopGroup.addChild(shopTabCharacter);
-shopGroup.addChild(shopTabItem);
+shopTabBar.addChild(shopTabCharacter);
+shopTabBar.addChild(shopTabItem);
 // Shop tab state: 0 = Characters, 1 = Items
 var shopCurrentTab = 0;
 // Shop tab switching logic
 function updateShopTab() {
@@ -307,8 +322,10 @@
 			shopItemItems[i].visible = false;
 		}
 		shopTabCharacter.fill = '#ffe23b';
 		shopTabItem.fill = '#fff';
+		shopTabCharacter.scaleX = shopTabCharacter.scaleY = 1.15;
+		shopTabItem.scaleX = shopTabItem.scaleY = 1.0;
 	}
 	// Items tab
 	if (shopCurrentTab === 1) {
 		for (var i = 0; i < shopItems.length; i++) {
@@ -325,8 +342,10 @@
 			}
 		}
 		shopTabCharacter.fill = '#fff';
 		shopTabItem.fill = '#ffe23b';
+		shopTabCharacter.scaleX = shopTabCharacter.scaleY = 1.0;
+		shopTabItem.scaleX = shopTabItem.scaleY = 1.15;
 	}
 }
 shopTabCharacter.down = function (x, y, obj) {
 	shopCurrentTab = 0;