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

/**** 
* Classes
****/ 
// OptionButton: A tappable answer button
var OptionButton = Container.expand(function () {
	var self = Container.call(this);
	// Button background
	var bg = self.attachAsset('optionBg', {
		width: 1200,
		height: 180,
		color: 0x6c4edb,
		// brighter purple
		shape: 'box',
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Option text
	var txt = new Text2('', {
		size: 70,
		fill: 0xFFFFFF
	});
	txt.anchor.set(0.5, 0.5);
	self.addChild(txt);
	// Store callback
	self._onSelect = null;
	// Set option text
	self.setText = function (t) {
		txt.setText(t);
	};
	// Set callback
	self.setCallback = function (cb) {
		self._onSelect = cb;
	};
	// Enable/disable button
	self.setEnabled = function (enabled) {
		self.interactive = enabled;
		self.alpha = enabled ? 1 : 0.5;
	};
	// Handle tap
	self.down = function (x, y, obj) {
		if (self._onSelect) self._onSelect();
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x181c24
});

/**** 
* Game Code
****/ 
// --- Quiz Data ---
var quizData = [{
	game: "The Legend of Zelda: Breath of the Wild",
	studio: "Nintendo",
	options: ["Nintendo", "Ubisoft", "Rockstar Games", "Valve"]
}, {
	game: "The Witcher 3: Wild Hunt",
	studio: "CD Projekt Red",
	options: ["CD Projekt Red", "Bethesda", "Square Enix", "Capcom"]
}, {
	game: "Halo: Combat Evolved",
	studio: "Bungie",
	options: ["Bungie", "343 Industries", "EA", "Insomniac Games"]
}, {
	game: "God of War (2018)",
	studio: "Santa Monica Studio",
	options: ["Santa Monica Studio", "Naughty Dog", "FromSoftware", "Remedy"]
}, {
	game: "Grand Theft Auto V",
	studio: "Rockstar North",
	options: ["Rockstar North", "Ubisoft", "Valve", "Nintendo"]
}, {
	game: "Overwatch",
	studio: "Blizzard Entertainment",
	options: ["Blizzard Entertainment", "Epic Games", "Valve", "Riot Games"]
}, {
	game: "Portal 2",
	studio: "Valve",
	options: ["Valve", "Bethesda", "Ubisoft", "Nintendo"]
}, {
	game: "Uncharted 4: A Thief's End",
	studio: "Naughty Dog",
	options: ["Naughty Dog", "Santa Monica Studio", "Rockstar Games", "CD Projekt Red"]
}, {
	game: "Dark Souls",
	studio: "FromSoftware",
	options: ["FromSoftware", "Capcom", "Square Enix", "Remedy"]
}, {
	game: "Red Dead Redemption 2",
	studio: "Rockstar Games",
	options: ["Rockstar Games", "Ubisoft", "Valve", "Nintendo"]
}, {
	game: "Assassin's Creed II",
	studio: "Ubisoft",
	options: ["Ubisoft", "Rockstar Games", "Valve", "Nintendo"]
}, {
	game: "Half-Life 2",
	studio: "Valve",
	options: ["Valve", "Bethesda", "Ubisoft", "CD Projekt Red"]
}, {
	game: "The Last of Us",
	studio: "Naughty Dog",
	options: ["Naughty Dog", "Santa Monica Studio", "Rockstar Games", "Remedy"]
}, {
	game: "Bloodborne",
	studio: "FromSoftware",
	options: ["FromSoftware", "Capcom", "Square Enix", "Remedy"]
}, {
	game: "Mass Effect 2",
	studio: "BioWare",
	options: ["BioWare", "EA", "Ubisoft", "Bethesda"]
}, {
	game: "Elden Ring",
	studio: "FromSoftware",
	options: ["FromSoftware", "Capcom", "Square Enix", "Remedy"]
}, {
	game: "Cyberpunk 2077",
	studio: "CD Projekt Red",
	options: ["CD Projekt Red", "Bethesda", "Square Enix", "Capcom"]
}, {
	game: "The Elder Scrolls V: Skyrim",
	studio: "Bethesda",
	options: ["Bethesda", "CD Projekt Red", "Ubisoft", "Valve"]
}, {
	game: "DOOM (2016)",
	studio: "id Software",
	options: ["id Software", "Bethesda", "Valve", "Ubisoft"]
}, {
	game: "Minecraft",
	studio: "Mojang",
	options: ["Mojang", "Epic Games", "Valve", "Nintendo"]
}, {
	game: "Fortnite",
	studio: "Epic Games",
	options: ["Epic Games", "Riot Games", "Valve", "Ubisoft"]
}, {
	game: "League of Legends",
	studio: "Riot Games",
	options: ["Riot Games", "Epic Games", "Valve", "Ubisoft"]
}, {
	game: "Counter-Strike: Global Offensive",
	studio: "Valve",
	options: ["Valve", "Ubisoft", "EA", "Rockstar Games"]
}, {
	game: "Animal Crossing: New Horizons",
	studio: "Nintendo",
	options: ["Nintendo", "Ubisoft", "Valve", "Rockstar Games"]
}, {
	game: "Persona 5",
	studio: "Atlus",
	options: ["Atlus", "Square Enix", "Capcom", "Bandai Namco"]
}, {
	game: "Final Fantasy VII",
	studio: "Square Enix",
	options: ["Square Enix", "Capcom", "Atlus", "Nintendo"]
}, {
	game: "Street Fighter II",
	studio: "Capcom",
	options: ["Capcom", "Bandai Namco", "Square Enix", "Nintendo"]
}, {
	game: "Tekken 3",
	studio: "Bandai Namco",
	options: ["Bandai Namco", "Capcom", "Square Enix", "Nintendo"]
}, {
	game: "Pac-Man",
	studio: "Namco",
	options: ["Namco", "Nintendo", "Atari", "Sega"]
}, {
	game: "Sonic the Hedgehog",
	studio: "Sega",
	options: ["Sega", "Nintendo", "Namco", "Capcom"]
}, {
	game: "Tetris",
	studio: "Alexey Pajitnov",
	options: ["Alexey Pajitnov", "Nintendo", "Sega", "Atari"]
}, {
	game: "Donkey Kong",
	studio: "Nintendo",
	options: ["Nintendo", "Sega", "Namco", "Capcom"]
}, {
	game: "Metroid Prime",
	studio: "Retro Studios",
	options: ["Retro Studios", "Nintendo", "Capcom", "Ubisoft"]
}, {
	game: "Splatoon",
	studio: "Nintendo",
	options: ["Nintendo", "Ubisoft", "Valve", "Rockstar Games"]
}, {
	game: "Fire Emblem: Three Houses",
	studio: "Intelligent Systems",
	options: ["Intelligent Systems", "Nintendo", "Capcom", "Square Enix"]
}, {
	game: "Pokémon Red and Blue",
	studio: "Game Freak",
	options: ["Game Freak", "Nintendo", "Capcom", "Bandai Namco"]
}, {
	game: "Pokémon GO",
	studio: "Niantic",
	options: ["Niantic", "Nintendo", "Game Freak", "Bandai Namco"]
}, {
	game: "Super Smash Bros. Ultimate",
	studio: "Nintendo",
	options: ["Nintendo", "Bandai Namco", "Capcom", "Ubisoft"]
}, {
	game: "Mario Kart 8 Deluxe",
	studio: "Nintendo",
	options: ["Nintendo", "Ubisoft", "Valve", "Rockstar Games"]
}, {
	game: "Super Mario Odyssey",
	studio: "Nintendo",
	options: ["Nintendo", "Ubisoft", "Valve", "Rockstar Games"]
}, {
	game: "The Legend of Zelda: Ocarina of Time",
	studio: "Nintendo",
	options: ["Nintendo", "Ubisoft", "Valve", "Rockstar Games"]
}, {
	game: "The Sims",
	studio: "Maxis",
	options: ["Maxis", "EA", "Ubisoft", "Valve"]
}, {
	game: "SimCity",
	studio: "Maxis",
	options: ["Maxis", "EA", "Ubisoft", "Valve"]
}, {
	game: "Spore",
	studio: "Maxis",
	options: ["Maxis", "EA", "Ubisoft", "Valve"]
}, {
	game: "FIFA 21",
	studio: "EA Sports",
	options: ["EA Sports", "Konami", "Ubisoft", "Valve"]
}, {
	game: "Pro Evolution Soccer",
	studio: "Konami",
	options: ["Konami", "EA Sports", "Ubisoft", "Valve"]
}, {
	game: "Silent Hill 2",
	studio: "Konami",
	options: ["Konami", "Capcom", "Square Enix", "Bandai Namco"]
}, {
	game: "Metal Gear Solid",
	studio: "Konami",
	options: ["Konami", "Capcom", "Square Enix", "Bandai Namco"]
}, {
	game: "Castlevania: Symphony of the Night",
	studio: "Konami",
	options: ["Konami", "Capcom", "Square Enix", "Bandai Namco"]
}, {
	game: "Resident Evil 2",
	studio: "Capcom",
	options: ["Capcom", "Konami", "Square Enix", "Bandai Namco"]
}, {
	game: "Monster Hunter: World",
	studio: "Capcom",
	options: ["Capcom", "Konami", "Square Enix", "Bandai Namco"]
}, {
	game: "Mega Man 2",
	studio: "Capcom",
	options: ["Capcom", "Konami", "Square Enix", "Bandai Namco"]
}, {
	game: "Dragon Quest XI",
	studio: "Square Enix",
	options: ["Square Enix", "Capcom", "Atlus", "Nintendo"]
}, {
	game: "Kingdom Hearts",
	studio: "Square Enix",
	options: ["Square Enix", "Capcom", "Atlus", "Nintendo"]
}, {
	game: "Chrono Trigger",
	studio: "Square",
	options: ["Square", "Enix", "Capcom", "Nintendo"]
}, {
	game: "Persona 4 Golden",
	studio: "Atlus",
	options: ["Atlus", "Square Enix", "Capcom", "Bandai Namco"]
}, {
	game: "Yakuza 0",
	studio: "Sega",
	options: ["Sega", "Capcom", "Square Enix", "Bandai Namco"]
}, {
	game: "Bayonetta",
	studio: "PlatinumGames",
	options: ["PlatinumGames", "Sega", "Capcom", "Nintendo"]
}, {
	game: "NieR: Automata",
	studio: "PlatinumGames",
	options: ["PlatinumGames", "Square Enix", "Capcom", "Nintendo"]
}, {
	game: "Journey",
	studio: "thatgamecompany",
	options: ["thatgamecompany", "Santa Monica Studio", "Naughty Dog", "Remedy"]
}, {
	game: "Flower",
	studio: "thatgamecompany",
	options: ["thatgamecompany", "Santa Monica Studio", "Naughty Dog", "Remedy"]
}, {
	game: "Inside",
	studio: "Playdead",
	options: ["Playdead", "Remedy", "Naughty Dog", "Santa Monica Studio"]
}, {
	game: "Limbo",
	studio: "Playdead",
	options: ["Playdead", "Remedy", "Naughty Dog", "Santa Monica Studio"]
}, {
	game: "Control",
	studio: "Remedy",
	options: ["Remedy", "Playdead", "Naughty Dog", "Santa Monica Studio"]
}, {
	game: "Alan Wake",
	studio: "Remedy",
	options: ["Remedy", "Playdead", "Naughty Dog", "Santa Monica Studio"]
}, {
	game: "Max Payne",
	studio: "Remedy",
	options: ["Remedy", "Rockstar Games", "Naughty Dog", "Santa Monica Studio"]
}, {
	game: "Grand Theft Auto: San Andreas",
	studio: "Rockstar North",
	options: ["Rockstar North", "Ubisoft", "Valve", "Nintendo"]
}, {
	game: "Bully",
	studio: "Rockstar Vancouver",
	options: ["Rockstar Vancouver", "Rockstar North", "Ubisoft", "Valve"]
}, {
	game: "L.A. Noire",
	studio: "Team Bondi",
	options: ["Team Bondi", "Rockstar North", "Ubisoft", "Valve"]
}, {
	game: "Bioshock",
	studio: "Irrational Games",
	options: ["Irrational Games", "2K Games", "Ubisoft", "Valve"]
}, {
	game: "Bioshock Infinite",
	studio: "Irrational Games",
	options: ["Irrational Games", "2K Games", "Ubisoft", "Valve"]
}, {
	game: "Borderlands 2",
	studio: "Gearbox Software",
	options: ["Gearbox Software", "2K Games", "Ubisoft", "Valve"]
}, {
	game: "Civilization VI",
	studio: "Firaxis Games",
	options: ["Firaxis Games", "2K Games", "Ubisoft", "Valve"]
}, {
	game: "XCOM 2",
	studio: "Firaxis Games",
	options: ["Firaxis Games", "2K Games", "Ubisoft", "Valve"]
}, {
	game: "Sid Meier's Pirates!",
	studio: "MicroProse",
	options: ["MicroProse", "Firaxis Games", "2K Games", "Ubisoft"]
}, {
	game: "The Outer Worlds",
	studio: "Obsidian Entertainment",
	options: ["Obsidian Entertainment", "Bethesda", "CD Projekt Red", "BioWare"]
}, {
	game: "Fallout: New Vegas",
	studio: "Obsidian Entertainment",
	options: ["Obsidian Entertainment", "Bethesda", "CD Projekt Red", "BioWare"]
}, {
	game: "Fallout 3",
	studio: "Bethesda",
	options: ["Bethesda", "Obsidian Entertainment", "CD Projekt Red", "BioWare"]
}, {
	game: "Dishonored",
	studio: "Arkane Studios",
	options: ["Arkane Studios", "Bethesda", "Obsidian Entertainment", "BioWare"]
}, {
	game: "Prey (2017)",
	studio: "Arkane Studios",
	options: ["Arkane Studios", "Bethesda", "Obsidian Entertainment", "BioWare"]
}, {
	game: "Wolfenstein: The New Order",
	studio: "MachineGames",
	options: ["MachineGames", "id Software", "Bethesda", "Obsidian Entertainment"]
}, {
	game: "Quake",
	studio: "id Software",
	options: ["id Software", "Bethesda", "Obsidian Entertainment", "MachineGames"]
}, {
	game: "Doom Eternal",
	studio: "id Software",
	options: ["id Software", "Bethesda", "Obsidian Entertainment", "MachineGames"]
}, {
	game: "Cuphead",
	studio: "Studio MDHR",
	options: ["Studio MDHR", "Team Cherry", "Playdead", "Remedy"]
}, {
	game: "Hollow Knight",
	studio: "Team Cherry",
	options: ["Team Cherry", "Studio MDHR", "Playdead", "Remedy"]
}, {
	game: "Celeste",
	studio: "Matt Makes Games",
	options: ["Matt Makes Games", "Team Cherry", "Studio MDHR", "Playdead"]
}, {
	game: "Undertale",
	studio: "Toby Fox",
	options: ["Toby Fox", "Matt Makes Games", "Team Cherry", "Studio MDHR"]
}, {
	game: "Stardew Valley",
	studio: "ConcernedApe",
	options: ["ConcernedApe", "Toby Fox", "Matt Makes Games", "Team Cherry"]
}, {
	game: "Terraria",
	studio: "Re-Logic",
	options: ["Re-Logic", "ConcernedApe", "Toby Fox", "Matt Makes Games"]
}, {
	game: "Ori and the Blind Forest",
	studio: "Moon Studios",
	options: ["Moon Studios", "Re-Logic", "ConcernedApe", "Toby Fox"]
}, {
	game: "Ori and the Will of the Wisps",
	studio: "Moon Studios",
	options: ["Moon Studios", "Re-Logic", "ConcernedApe", "Toby Fox"]
}, {
	game: "Hades",
	studio: "Supergiant Games",
	options: ["Supergiant Games", "Moon Studios", "Re-Logic", "ConcernedApe"]
}, {
	game: "Transistor",
	studio: "Supergiant Games",
	options: ["Supergiant Games", "Moon Studios", "Re-Logic", "ConcernedApe"]
}, {
	game: "Bastion",
	studio: "Supergiant Games",
	options: ["Supergiant Games", "Moon Studios", "Re-Logic", "ConcernedApe"]
}, {
	game: "Dead Cells",
	studio: "Motion Twin",
	options: ["Motion Twin", "Supergiant Games", "Moon Studios", "Re-Logic"]
}, {
	game: "Slay the Spire",
	studio: "MegaCrit",
	options: ["MegaCrit", "Motion Twin", "Supergiant Games", "Moon Studios"]
}, {
	game: "Into the Breach",
	studio: "Subset Games",
	options: ["Subset Games", "MegaCrit", "Motion Twin", "Supergiant Games"]
}, {
	game: "FTL: Faster Than Light",
	studio: "Subset Games",
	options: ["Subset Games", "MegaCrit", "Motion Twin", "Supergiant Games"]
}, {
	game: "The Binding of Isaac",
	studio: "Edmund McMillen",
	options: ["Edmund McMillen", "Subset Games", "MegaCrit", "Motion Twin"]
}, {
	game: "Super Meat Boy",
	studio: "Team Meat",
	options: ["Team Meat", "Edmund McMillen", "Subset Games", "MegaCrit"]
}, {
	game: "Hotline Miami",
	studio: "Dennaton Games",
	options: ["Dennaton Games", "Team Meat", "Edmund McMillen", "Subset Games"]
}, {
	game: "Papers, Please",
	studio: "Lucas Pope",
	options: ["Lucas Pope", "Dennaton Games", "Team Meat", "Edmund McMillen"]
}, {
	game: "Return of the Obra Dinn",
	studio: "Lucas Pope",
	options: ["Lucas Pope", "Dennaton Games", "Team Meat", "Edmund McMillen"]
}, {
	game: "Oxenfree",
	studio: "Night School Studio",
	options: ["Night School Studio", "Lucas Pope", "Dennaton Games", "Team Meat"]
}, {
	game: "Firewatch",
	studio: "Campo Santo",
	options: ["Campo Santo", "Night School Studio", "Lucas Pope", "Dennaton Games"]
}, {
	game: "Gone Home",
	studio: "The Fullbright Company",
	options: ["The Fullbright Company", "Campo Santo", "Night School Studio", "Lucas Pope"]
}, {
	game: "What Remains of Edith Finch",
	studio: "Giant Sparrow",
	options: ["Giant Sparrow", "The Fullbright Company", "Campo Santo", "Night School Studio"]
}, {
	game: "Outer Wilds",
	studio: "Mobius Digital",
	options: ["Mobius Digital", "Giant Sparrow", "The Fullbright Company", "Campo Santo"]
}, {
	game: "Journey to the Savage Planet",
	studio: "Typhoon Studios",
	options: ["Typhoon Studios", "Mobius Digital", "Giant Sparrow", "The Fullbright Company"]
}, {
	game: "Control",
	studio: "Remedy",
	options: ["Remedy", "Typhoon Studios", "Mobius Digital", "Giant Sparrow"]
}, {
	game: "Quantum Break",
	studio: "Remedy",
	options: ["Remedy", "Typhoon Studios", "Mobius Digital", "Giant Sparrow"]
}, {
	game: "Detroit: Become Human",
	studio: "Quantic Dream",
	options: ["Quantic Dream", "Remedy", "Typhoon Studios", "Mobius Digital"]
}, {
	game: "Heavy Rain",
	studio: "Quantic Dream",
	options: ["Quantic Dream", "Remedy", "Typhoon Studios", "Mobius Digital"]
}, {
	game: "Beyond: Two Souls",
	studio: "Quantic Dream",
	options: ["Quantic Dream", "Remedy", "Typhoon Studios", "Mobius Digital"]
}, {
	game: "Until Dawn",
	studio: "Supermassive Games",
	options: ["Supermassive Games", "Quantic Dream", "Remedy", "Typhoon Studios"]
}, {
	game: "Little Nightmares",
	studio: "Tarsier Studios",
	options: ["Tarsier Studios", "Supermassive Games", "Quantic Dream", "Remedy"]
}, {
	game: "Inside",
	studio: "Playdead",
	options: ["Playdead", "Tarsier Studios", "Supermassive Games", "Quantic Dream"]
}, {
	game: "Limbo",
	studio: "Playdead",
	options: ["Playdead", "Tarsier Studios", "Supermassive Games", "Quantic Dream"]
}, {
	game: "Journey",
	studio: "thatgamecompany",
	options: ["thatgamecompany", "Playdead", "Tarsier Studios", "Supermassive Games"]
}, {
	game: "Abzû",
	studio: "Giant Squid",
	options: ["Giant Squid", "thatgamecompany", "Playdead", "Tarsier Studios"]
}, {
	game: "The Pathless",
	studio: "Giant Squid",
	options: ["Giant Squid", "thatgamecompany", "Playdead", "Tarsier Studios"]
}, {
	game: "No Man's Sky",
	studio: "Hello Games",
	options: ["Hello Games", "Giant Squid", "thatgamecompany", "Playdead"]
}, {
	game: "Journey to the Savage Planet",
	studio: "Typhoon Studios",
	options: ["Typhoon Studios", "Hello Games", "Giant Squid", "thatgamecompany"]
}];
// Shuffle quizData for each game session
function shuffleArray(arr) {
	for (var i = arr.length - 1; i > 0; i--) {
		var j = Math.floor(Math.random() * (i + 1));
		var temp = arr[i];
		arr[i] = arr[j];
		arr[j] = temp;
	}
}
// --- Game State ---
var currentQuestion = 0;
var score = 0;
var timeLeft = 60; // seconds
var timerInterval = null;
var optionButtons = [];
var isAnswered = false;
// --- UI Elements ---
// Title
var titleTxt = new Text2("Game Studio Guessr", {
	size: 110,
	fill: 0xF7C873
});
titleTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(titleTxt);
layoutUI(); // Ensure initial layout is centered
// Score
var scoreTxt = new Text2("Score: 0", {
	size: 70,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Timer
var timerTxt = new Text2("Time: 60", {
	size: 70,
	fill: 0xFFFFFF
});
timerTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(timerTxt);
// Question text
var questionTxt = new Text2("", {
	size: 90,
	fill: 0xFFFFFF
});
questionTxt.anchor.set(0.5, 0.5);
game.addChild(questionTxt);
// --- Layout positions ---
function layoutUI() {
	// Title at top center, below safe area
	if (typeof LK.gui.width !== "undefined") {
		titleTxt.x = LK.gui.width / 2;
		if (typeof scoreTxt !== "undefined" && scoreTxt) scoreTxt.x = LK.gui.width / 2 - 500;
		if (typeof timerTxt !== "undefined" && timerTxt) timerTxt.x = LK.gui.width / 2 + 500;
	} else {
		// fallback to center of 2048px if gui.width is not available
		titleTxt.x = 2048 / 2;
		if (typeof scoreTxt !== "undefined" && scoreTxt) scoreTxt.x = 2048 / 2 - 500;
		if (typeof timerTxt !== "undefined" && timerTxt) timerTxt.x = 2048 / 2 + 500;
	}
	titleTxt.y = 40;
	if (typeof scoreTxt !== "undefined" && scoreTxt) scoreTxt.y = 40;
	if (typeof timerTxt !== "undefined" && timerTxt) timerTxt.y = 40;
	// Question in center
	questionTxt.x = 2048 / 2;
	questionTxt.y = 600;
	// Option buttons: vertical stack, centered
	var startY = 1100;
	var spacing = 260;
	for (var i = 0; i < optionButtons.length; i++) {
		var btn = optionButtons[i];
		btn.x = 2048 / 2;
		btn.y = startY + i * spacing;
	}
}
// --- Option Buttons ---
function createOptionButtons() {
	// Remove old buttons
	for (var i = 0; i < optionButtons.length; i++) {
		optionButtons[i].destroy();
	}
	optionButtons = [];
	// Create 4 buttons
	for (var i = 0; i < 4; i++) {
		var btn = new OptionButton();
		btn.setText("");
		btn.setEnabled(false);
		game.addChild(btn);
		optionButtons.push(btn);
	}
	layoutUI();
}
// --- Show Question ---
function showQuestion(idx) {
	isAnswered = false;
	if (idx >= quizData.length) {
		endGame();
		return;
	}
	var q = quizData[idx];
	questionTxt.setText("Who made:\n" + q.game + "?");
	// Shuffle options for this question
	var options = q.options.slice();
	shuffleArray(options);
	// Set button text and callbacks
	for (var i = 0; i < optionButtons.length; i++) {
		var btn = optionButtons[i];
		btn.setText(options[i]);
		btn.setEnabled(true);
		// Reset tint to default for new question (force immediately)
		btn.tint = 0x6c4edb;
		(function (btn, answer) {
			btn.setCallback(function () {
				if (isAnswered) return;
				isAnswered = true;
				handleAnswer(answer, q.studio, btn);
			});
		})(btn, options[i]);
	}
	layoutUI();
}
// --- Handle Answer ---
function handleAnswer(selected, correct, btn) {
	// Disable all buttons
	for (var i = 0; i < optionButtons.length; i++) {
		optionButtons[i].setEnabled(false);
	}
	// Visual feedback
	if (selected === correct) {
		// Correct: flash green
		tween(btn, {
			tint: 0x4caf50
		}, {
			duration: 200,
			onFinish: function onFinish() {
				tween(btn, {
					tint: 0x6c4edb
				}, {
					duration: 300
				});
			}
		});
		// Confetti animation for correct answer!
		(function confettiBurst() {
			var confettiCount = 40;
			var centerX = 2048 / 2;
			var centerY = 600;
			var spread = 400;
			var colors = [0x4caf50, 0xF7C873, 0xFFFFFF, 0x4e2c92];
			for (var i = 0; i < confettiCount; i++) {
				var angle = Math.PI * 2 * (i / confettiCount);
				var speed = 8 + Math.random() * 6;
				var dx = Math.cos(angle) * (Math.random() * spread * 0.5 + spread * 0.5) / 40;
				var dy = Math.sin(angle) * (Math.random() * spread * 0.5 + spread * 0.5) / 40;
				var color = colors[Math.floor(Math.random() * colors.length)];
				var confetti = LK.getAsset('optionBg', {
					width: 32 + Math.random() * 16,
					height: 32 + Math.random() * 16,
					color: color,
					anchorX: 0.5,
					anchorY: 0.5
				});
				confetti.x = centerX;
				confetti.y = centerY;
				confetti.alpha = 1;
				confetti.rotation = Math.random() * Math.PI * 2;
				game.addChild(confetti);
				(function (confetti, dx, dy) {
					tween(confetti, {
						x: confetti.x + dx * 40,
						y: confetti.y + dy * 40,
						alpha: 0,
						rotation: confetti.rotation + Math.random() * Math.PI * 2
					}, {
						duration: 700 + Math.random() * 300,
						onFinish: function onFinish() {
							confetti.destroy();
						}
					});
				})(confetti, dx, dy);
			}
		})();
		score += 1;
		scoreTxt.setText("Score: " + score);
	} else {
		// Incorrect: flash red
		tween(btn, {
			tint: 0xff3b30
		}, {
			duration: 200,
			onFinish: function onFinish() {
				tween(btn, {
					tint: 0x6c4edb
				}, {
					duration: 300
				});
			}
		});
		// Also flash correct button green
		for (var i = 0; i < optionButtons.length; i++) {
			if (optionButtons[i].text === correct) {
				tween(optionButtons[i], {
					tint: 0x4caf50
				}, {
					duration: 200,
					onFinish: function onFinish() {
						tween(optionButtons[i], {
							tint: 0x6c4edb
						}, {
							duration: 300
						});
					}
				});
			}
		}
	}
	// Next question after short delay
	LK.setTimeout(function () {
		currentQuestion += 1;
		showQuestion(currentQuestion);
	}, 700);
}
// --- Timer ---
function startTimer() {
	timeLeft = 60;
	timerTxt.setText("Time: " + timeLeft);
	if (timerInterval) LK.clearInterval(timerInterval);
	timerInterval = LK.setInterval(function () {
		timeLeft -= 1;
		timerTxt.setText("Time: " + timeLeft);
		if (timeLeft <= 0) {
			LK.clearInterval(timerInterval);
			endGame();
		}
	}, 1000);
}
// --- End Game ---
function endGame() {
	// Show game over popup
	LK.setScore(score);
	LK.showGameOver();
}
// --- Game Start ---
function startGame() {
	// Shuffle questions
	shuffleArray(quizData);
	currentQuestion = 0;
	score = 0;
	scoreTxt.setText("Score: 0");
	startTimer();
	createOptionButtons();
	showQuestion(currentQuestion);
}
// --- Responsive Layout ---
game.on('resize', function () {
	layoutUI();
});
// --- Start ---
startGame();

===================================================================
--- original.js
+++ change.js
@@ -602,19 +602,19 @@
 function layoutUI() {
 	// Title at top center, below safe area
 	if (typeof LK.gui.width !== "undefined") {
 		titleTxt.x = LK.gui.width / 2;
-		scoreTxt.x = LK.gui.width / 2 - 500;
-		timerTxt.x = LK.gui.width / 2 + 500;
+		if (typeof scoreTxt !== "undefined" && scoreTxt) scoreTxt.x = LK.gui.width / 2 - 500;
+		if (typeof timerTxt !== "undefined" && timerTxt) timerTxt.x = LK.gui.width / 2 + 500;
 	} else {
 		// fallback to center of 2048px if gui.width is not available
 		titleTxt.x = 2048 / 2;
-		scoreTxt.x = 2048 / 2 - 500;
-		timerTxt.x = 2048 / 2 + 500;
+		if (typeof scoreTxt !== "undefined" && scoreTxt) scoreTxt.x = 2048 / 2 - 500;
+		if (typeof timerTxt !== "undefined" && timerTxt) timerTxt.x = 2048 / 2 + 500;
 	}
 	titleTxt.y = 40;
-	scoreTxt.y = 40;
-	timerTxt.y = 40;
+	if (typeof scoreTxt !== "undefined" && scoreTxt) scoreTxt.y = 40;
+	if (typeof timerTxt !== "undefined" && timerTxt) timerTxt.y = 40;
 	// Question in center
 	questionTxt.x = 2048 / 2;
 	questionTxt.y = 600;
 	// Option buttons: vertical stack, centered