/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");
var storage = LK.import("@upit/storage.v1", {
	healthUpgrades: 0,
	ammoUpgrades: 0,
	speedUpgrades: 0,
	coins: 0,
	healthUpgradeCost: 200,
	ammoUpgradeCost: 100,
	speedUpgradeCost: 300
});

/**** 
* Classes
****/ 
var BossZombie = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('bossZombie', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 0.5 + Math.random() * 0.3; // Slower than normal zombies
	self.health = 10; // Much higher health
	self.damage = 25; // Higher damage
	self.lastPlayerCollision = false;
	self.scaleX = 1.0; // Normal size
	self.scaleY = 1.0;
	self.update = function () {
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			self.x += dx / distance * self.speed;
			self.y += dy / distance * self.speed;
		}
		var currentCollision = self.intersects(player);
		if (!self.lastPlayerCollision && currentCollision) {
			player.takeDamage(self.damage);
			// Boss zombie dies from collision but doesn't give coins
			self.health = 0;
			LK.effects.flashObject(self, 0xffffff, 100);
			var index = zombies.indexOf(self);
			if (index > -1) {
				zombies.splice(index, 1);
			}
			self.destroy();
		}
		self.lastPlayerCollision = currentCollision;
	};
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (self.health <= 0) {
			LK.effects.flashObject(self, 0xffffff, 100);
			LK.setScore(LK.getScore() + 10000); // 10000 score for boss
			storage.coins += 10000; // 10000 coins for boss
			if (soundEnabled) LK.getSound('zombieHit').play();
			var index = zombies.indexOf(self);
			if (index > -1) {
				zombies.splice(index, 1);
			}
			self.destroy();
			// Show custom congratulations screen when boss is killed
			showCongratulations();
		}
	};
	return self;
});
var Bullet = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.dx = 0;
	self.dy = 0;
	self.lifetime = 120;
	self.update = function () {
		self.x += self.dx * self.speed;
		self.y += self.dy * self.speed;
		// Rotate bullet to face movement direction
		graphics.rotation = Math.atan2(self.dy, self.dx);
		self.lifetime--;
		if (self.lifetime <= 0 || self.isOutOfBounds()) {
			self.remove();
			return;
		}
		for (var i = 0; i < zombies.length; i++) {
			var zombie = zombies[i];
			if (self.intersects(zombie)) {
				zombie.takeDamage(1);
				self.remove();
				return;
			}
		}
	};
	self.isOutOfBounds = function () {
		return self.x < 0 || self.x > 2048 || self.y < 0 || self.y > 2732;
	};
	self.remove = function () {
		var index = bullets.indexOf(self);
		if (index > -1) {
			bullets.splice(index, 1);
		}
		self.destroy();
	};
	return self;
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.health = 100;
	self.maxHealth = 100;
	self.ammo = 30;
	self.maxAmmo = 30;
	self.shootCooldown = 0;
	self.baseShootCooldown = 10;
	self.update = function () {
		if (self.shootCooldown > 0) {
			self.shootCooldown--;
		}
	};
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (soundEnabled) LK.getSound('playerHit').play();
		if (self.health <= 0) {
			self.health = 0;
			LK.effects.flashScreen(0xff0000, 1000);
			showCustomGameOver();
		} else {
			LK.effects.flashObject(self, 0xff0000, 200);
		}
	};
	self.canShoot = function () {
		return self.ammo > 0 && self.shootCooldown <= 0;
	};
	self.shoot = function () {
		if (self.canShoot()) {
			self.ammo--;
			self.shootCooldown = self.baseShootCooldown;
			return true;
		}
		return false;
	};
	return self;
});
var Zombie = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('zombie', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 1 + Math.random() * 0.5;
	self.health = 1;
	self.damage = 10;
	self.lastPlayerCollision = false;
	self.update = function () {
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			self.x += dx / distance * self.speed;
			self.y += dy / distance * self.speed;
		}
		var currentCollision = self.intersects(player);
		if (!self.lastPlayerCollision && currentCollision) {
			player.takeDamage(self.damage);
			// Zombie dies from collision but doesn't give coins
			self.health = 0;
			LK.effects.flashObject(self, 0xffffff, 100);
			var index = zombies.indexOf(self);
			if (index > -1) {
				zombies.splice(index, 1);
			}
			self.destroy();
		}
		self.lastPlayerCollision = currentCollision;
	};
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (self.health <= 0) {
			LK.effects.flashObject(self, 0xffffff, 100);
			LK.setScore(LK.getScore() + 10);
			storage.coins += 100;
			zombiesKilledInWave++; // Track zombie kills
			if (soundEnabled) LK.getSound('zombieHit').play();
			var index = zombies.indexOf(self);
			if (index > -1) {
				zombies.splice(index, 1);
			}
			self.destroy();
		}
	};
	return self;
});
var Zombie2 = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('zombie2', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	graphics.tint = 0xff6b6b; // Reddish tint to differentiate
	self.speed = 1 + Math.random() * 0.5;
	self.health = 1;
	self.damage = 10;
	self.lastPlayerCollision = false;
	self.update = function () {
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			self.x += dx / distance * self.speed;
			self.y += dy / distance * self.speed;
		}
		var currentCollision = self.intersects(player);
		if (!self.lastPlayerCollision && currentCollision) {
			player.takeDamage(self.damage);
			// Zombie dies from collision but doesn't give coins
			self.health = 0;
			LK.effects.flashObject(self, 0xffffff, 100);
			var index = zombies.indexOf(self);
			if (index > -1) {
				zombies.splice(index, 1);
			}
			self.destroy();
		}
		self.lastPlayerCollision = currentCollision;
	};
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (self.health <= 0) {
			LK.effects.flashObject(self, 0xffffff, 100);
			LK.setScore(LK.getScore() + 10);
			storage.coins += 100;
			zombiesKilledInWave++; // Track zombie kills
			if (soundEnabled) LK.getSound('zombieHit').play();
			var index = zombies.indexOf(self);
			if (index > -1) {
				zombies.splice(index, 1);
			}
			self.destroy();
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x2d2d2d
});

/**** 
* Game Code
****/ 
var arena = game.attachAsset('arena', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: 2048 / 2,
	y: 2732 / 2,
	scaleX: 0.15,
	scaleY: 0.15
});
var player = game.addChild(new Player());
player.x = 2048 / 2;
player.y = 2732 / 2;
player.scaleX = 1.0;
player.scaleY = 1.0;
// Apply stored upgrades
player.maxHealth = 100 + storage.healthUpgrades * 20;
player.health = player.maxHealth;
player.maxAmmo = 30 + storage.ammoUpgrades * 10;
player.ammo = player.maxAmmo;
player.baseShootCooldown = Math.max(1, 10 - storage.speedUpgrades);
var zombies = [];
var bullets = [];
var waveNumber = 1;
var zombiesInWave = 5;
var zombiesSpawned = 0;
var spawnTimer = 0;
var gameOverScreen = null;
var showingGameOver = false;
var showingMarket = false;
var marketPanel = null;
var isPaused = false;
var pausePanel = null;
var isBossWave = false;
var isFirstShot = true;
var zombiesKilledInWave = 0;
var zombiesRequiredToKill = 8;
// Upgrade costs that increase with each purchase - loaded from storage
var healthUpgradeCost = storage.healthUpgradeCost;
var ammoUpgradeCost = storage.ammoUpgradeCost;
var speedUpgradeCost = storage.speedUpgradeCost;
var weapon3Cost = 500;
var weapon4Cost = 1000;
var hasWeapon3 = storage.hasWeapon3 || false;
var hasWeapon4 = storage.hasWeapon4 || false;
var healthBackground = LK.getAsset('Tahta', {
	width: 300,
	height: 60,
	anchorX: 1,
	anchorY: 0,
	x: 0,
	y: 170
});
healthBackground.alpha = 0.7;
LK.gui.topRight.addChild(healthBackground);
var healthBar = new Text2('Health: 100', {
	size: 60,
	fill: 0xFF0000
});
healthBar.anchor.set(1, 0);
healthBar.x = -10;
healthBar.y = 170;
LK.gui.topRight.addChild(healthBar);
var ammoBackground = LK.getAsset('Tahta', {
	width: 300,
	height: 60,
	anchorX: 1,
	anchorY: 0,
	x: 0,
	y: 240
});
ammoBackground.alpha = 0.7;
LK.gui.topRight.addChild(ammoBackground);
var ammoDisplay = new Text2('Ammo: 30', {
	size: 60,
	fill: 0x00FF00
});
ammoDisplay.anchor.set(1, 0);
ammoDisplay.x = -10;
ammoDisplay.y = 240;
LK.gui.topRight.addChild(ammoDisplay);
var waveBackground = LK.getAsset('Tahta', {
	width: 300,
	height: 60,
	anchorX: 1,
	anchorY: 0,
	x: 0,
	y: 310
});
waveBackground.alpha = 0.7;
LK.gui.topRight.addChild(waveBackground);
var waveInfo = new Text2('Wave: 1', {
	size: 60,
	fill: 0xFFFF00
});
waveInfo.anchor.set(1, 0);
waveInfo.x = -10;
waveInfo.y = 310;
LK.gui.topRight.addChild(waveInfo);
var killProgressBackground = LK.getAsset('Tahta', {
	width: 350,
	height: 60,
	anchorX: 1,
	anchorY: 0,
	x: 0,
	y: 380
});
killProgressBackground.alpha = 0.7;
LK.gui.topRight.addChild(killProgressBackground);
var killProgress = new Text2('Kills: 0/8', {
	size: 60,
	fill: 0xFF6B6B
});
killProgress.anchor.set(1, 0);
killProgress.x = -10;
killProgress.y = 380;
LK.gui.topRight.addChild(killProgress);
var scoreBackground = LK.getAsset('Tahta', {
	width: 350,
	height: 90,
	anchorX: 0.5,
	anchorY: 0,
	x: 0,
	y: 0
});
scoreBackground.alpha = 0.7;
LK.gui.top.addChild(scoreBackground);
var scoreDisplay = new Text2('SCORE: 0', {
	size: 80,
	fill: 0xFFFFFF
});
scoreDisplay.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreDisplay);
var coinBackground = LK.getAsset('Tahta', {
	width: 300,
	height: 70,
	anchorX: 0.5,
	anchorY: 0,
	x: 0,
	y: 90
});
coinBackground.alpha = 0.7;
LK.gui.top.addChild(coinBackground);
var coinDisplay = new Text2('COIN: ' + storage.coins, {
	size: 60,
	fill: 0xFFD700
});
coinDisplay.anchor.set(0.5, 0);
coinDisplay.y = 90;
LK.gui.top.addChild(coinDisplay);
function showCustomGameOver() {
	if (showingGameOver) return;
	showingGameOver = true;
	gameOverScreen = new Container();
	// Semi-transparent background
	var background = LK.getAsset('arena', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2,
		scaleX: 4,
		scaleY: 4
	});
	background.alpha = 0.8;
	background.tint = 0x000000;
	gameOverScreen.addChild(background);
	// Game Over title
	var gameOverTitle = new Text2('GAME OVER', {
		size: 140,
		fill: 0xFF0000
	});
	gameOverTitle.anchor.set(0.5, 0.5);
	gameOverTitle.x = 2048 / 2;
	gameOverTitle.y = 2732 / 2 - 200;
	gameOverScreen.addChild(gameOverTitle);
	// Final score display
	var finalScore = new Text2('Final Score: ' + LK.getScore(), {
		size: 100,
		fill: 0xFFFFFF
	});
	finalScore.anchor.set(0.5, 0.5);
	finalScore.x = 2048 / 2;
	finalScore.y = 2732 / 2 - 100;
	gameOverScreen.addChild(finalScore);
	// Market button
	var marketButton = LK.getAsset('marketButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 + 50
	});
	marketButton.tint = 0x2196F3;
	marketButton.down = function (x, y, obj) {
		showMarket();
	};
	gameOverScreen.addChild(marketButton);
	var marketText = new Text2('MARKET', {
		size: 80,
		fill: 0xFFFFFF
	});
	marketText.anchor.set(0.5, 0.5);
	marketText.x = 2048 / 2;
	marketText.y = 2732 / 2 + 50;
	gameOverScreen.addChild(marketText);
	// Restart button
	var restartButton = LK.getAsset('marketButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 + 150
	});
	restartButton.tint = 0xFF5722;
	restartButton.down = function (x, y, obj) {
		restartGame();
	};
	gameOverScreen.addChild(restartButton);
	var restartText = new Text2('RESTART', {
		size: 80,
		fill: 0xFFFFFF
	});
	restartText.anchor.set(0.5, 0.5);
	restartText.x = 2048 / 2;
	restartText.y = 2732 / 2 + 150;
	gameOverScreen.addChild(restartText);
	game.addChild(gameOverScreen);
}
function showCongratulations() {
	if (showingGameOver) return;
	showingGameOver = true;
	gameOverScreen = new Container();
	// Fullscreen background with gradient effect
	var background = LK.getAsset('arena', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2,
		scaleX: 5,
		scaleY: 5
	});
	background.alpha = 0.95;
	background.tint = 0x001122;
	gameOverScreen.addChild(background);
	// Main victory panel with wooden background
	var victoryPanel = LK.getAsset('Tahta', {
		width: 1600,
		height: 2000,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2
	});
	victoryPanel.alpha = 0.98;
	victoryPanel.tint = 0x2a1810;
	gameOverScreen.addChild(victoryPanel);
	// Golden border effect
	var borderTop = LK.getAsset('Tahta', {
		width: 1600,
		height: 20,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 - 990
	});
	borderTop.tint = 0xFFD700;
	gameOverScreen.addChild(borderTop);
	var borderBottom = LK.getAsset('Tahta', {
		width: 1600,
		height: 20,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 + 990
	});
	borderBottom.tint = 0xFFD700;
	gameOverScreen.addChild(borderBottom);
	// Victory crown icon
	var crownIcon = new Text2('👑', {
		size: 200,
		fill: 0xFFD700
	});
	crownIcon.anchor.set(0.5, 0.5);
	crownIcon.x = 2048 / 2;
	crownIcon.y = 2732 / 2 - 700;
	gameOverScreen.addChild(crownIcon);
	// Main congratulations title with enhanced styling
	var congratsTitle = new Text2('CONGRATULATIONS', {
		size: 140,
		fill: 0xFFD700
	});
	congratsTitle.anchor.set(0.5, 0.5);
	congratsTitle.x = 2048 / 2;
	congratsTitle.y = 2732 / 2 - 500;
	gameOverScreen.addChild(congratsTitle);
	// Subtitle with glow effect
	var subtitle = new Text2('MISSION ACCOMPLISHED', {
		size: 80,
		fill: 0xFFFFFF
	});
	subtitle.anchor.set(0.5, 0.5);
	subtitle.x = 2048 / 2;
	subtitle.y = 2732 / 2 - 400;
	gameOverScreen.addChild(subtitle);
	// Victory message with enhanced styling
	var victoryMessage = new Text2('🧟 BOSS ZOMBIE ELIMINATED 🧟', {
		size: 100,
		fill: 0x00FF88
	});
	victoryMessage.anchor.set(0.5, 0.5);
	victoryMessage.x = 2048 / 2;
	victoryMessage.y = 2732 / 2 - 280;
	gameOverScreen.addChild(victoryMessage);
	// Achievement section background
	var achievementBg = LK.getAsset('Tahta', {
		width: 1400,
		height: 300,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 - 80
	});
	achievementBg.alpha = 0.9;
	achievementBg.tint = 0x1a3d1a;
	gameOverScreen.addChild(achievementBg);
	// Achievement title
	var achievementTitle = new Text2('🏆 VICTORY REWARDS 🏆', {
		size: 90,
		fill: 0xFFD700
	});
	achievementTitle.anchor.set(0.5, 0.5);
	achievementTitle.x = 2048 / 2;
	achievementTitle.y = 2732 / 2 - 150;
	gameOverScreen.addChild(achievementTitle);
	// Score and rewards display
	var scoreReward = new Text2('💰 Score Bonus: +10,000', {
		size: 70,
		fill: 0xFFFFFF
	});
	scoreReward.anchor.set(0.5, 0.5);
	scoreReward.x = 2048 / 2;
	scoreReward.y = 2732 / 2 - 80;
	gameOverScreen.addChild(scoreReward);
	var coinReward = new Text2('🪙 Coin Bonus: +10,000', {
		size: 70,
		fill: 0xFFD700
	});
	coinReward.anchor.set(0.5, 0.5);
	coinReward.x = 2048 / 2;
	coinReward.y = 2732 / 2 - 10;
	gameOverScreen.addChild(coinReward);
	// Final score display with enhanced styling
	var finalScoreBg = LK.getAsset('Tahta', {
		width: 1200,
		height: 120,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 + 120
	});
	finalScoreBg.alpha = 0.9;
	finalScoreBg.tint = 0x4a2c2a;
	gameOverScreen.addChild(finalScoreBg);
	var finalScore = new Text2('🎯 TOTAL SCORE: ' + LK.getScore(), {
		size: 90,
		fill: 0xFFFFFF
	});
	finalScore.anchor.set(0.5, 0.5);
	finalScore.x = 2048 / 2;
	finalScore.y = 2732 / 2 + 120;
	gameOverScreen.addChild(finalScore);
	// Button section with enhanced styling
	var buttonSection = LK.getAsset('Tahta', {
		width: 1400,
		height: 350,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 + 400
	});
	buttonSection.alpha = 0.9;
	buttonSection.tint = 0x3a3a3a;
	gameOverScreen.addChild(buttonSection);
	// Market button with enhanced styling
	var marketButtonBg = LK.getAsset('Tahta', {
		width: 600,
		height: 120,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 + 320
	});
	marketButtonBg.alpha = 0.9;
	marketButtonBg.tint = 0x2196F3;
	gameOverScreen.addChild(marketButtonBg);
	var marketButton = LK.getAsset('marketButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 + 320
	});
	marketButton.alpha = 0.01;
	marketButton.down = function (x, y, obj) {
		showMarket();
	};
	gameOverScreen.addChild(marketButton);
	var marketText = new Text2('🛒 UPGRADE SHOP', {
		size: 80,
		fill: 0xFFFFFF
	});
	marketText.anchor.set(0.5, 0.5);
	marketText.x = 2048 / 2;
	marketText.y = 2732 / 2 + 320;
	gameOverScreen.addChild(marketText);
	// Restart button with enhanced styling
	var restartButtonBg = LK.getAsset('Tahta', {
		width: 600,
		height: 120,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 + 480
	});
	restartButtonBg.alpha = 0.9;
	restartButtonBg.tint = 0x4CAF50;
	gameOverScreen.addChild(restartButtonBg);
	var restartButton = LK.getAsset('marketButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 + 480
	});
	restartButton.alpha = 0.01;
	restartButton.down = function (x, y, obj) {
		restartGame();
	};
	gameOverScreen.addChild(restartButton);
	var restartText = new Text2('🔄 NEW ADVENTURE', {
		size: 80,
		fill: 0xFFFFFF
	});
	restartText.anchor.set(0.5, 0.5);
	restartText.x = 2048 / 2;
	restartText.y = 2732 / 2 + 480;
	gameOverScreen.addChild(restartText);
	// Victory quote at bottom
	var victoryQuote = new Text2('"The greatest victories are those achieved against impossible odds."', {
		size: 60,
		fill: 0xCCCCCC
	});
	victoryQuote.anchor.set(0.5, 0.5);
	victoryQuote.x = 2048 / 2;
	victoryQuote.y = 2732 / 2 + 650;
	gameOverScreen.addChild(victoryQuote);
	// Add sparkle effects
	for (var i = 0; i < 8; i++) {
		var sparkle = new Text2('✨', {
			size: 60 + Math.random() * 40,
			fill: 0xFFD700
		});
		sparkle.anchor.set(0.5, 0.5);
		sparkle.x = 2048 / 2 + (Math.random() - 0.5) * 1200;
		sparkle.y = 2732 / 2 + (Math.random() - 0.5) * 1600;
		sparkle.alpha = 0.7 + Math.random() * 0.3;
		gameOverScreen.addChild(sparkle);
	}
	game.addChild(gameOverScreen);
}
function hideGameOver() {
	if (gameOverScreen) {
		gameOverScreen.destroy();
		gameOverScreen = null;
	}
	showingGameOver = false;
}
function showMarket() {
	if (showingMarket) return;
	showingMarket = true;
	marketPanel = new Container();
	// Semi-transparent background
	var background = LK.getAsset('arena', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2,
		scaleX: 4,
		scaleY: 4
	});
	background.alpha = 0.95;
	background.tint = 0x1a1a1a;
	marketPanel.addChild(background);
	// Main market panel background
	var mainPanel = LK.getAsset('Tahta', {
		width: 1800,
		height: 2700,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2
	});
	mainPanel.alpha = 0.95;
	mainPanel.tint = 0x2a2a2a;
	marketPanel.addChild(mainPanel);
	// Market title with enhanced styling
	var marketTitle = new Text2('🛒 MARKET', {
		size: 160,
		fill: 0xFFD700
	});
	marketTitle.anchor.set(0.5, 0.5);
	marketTitle.x = 2048 / 2;
	marketTitle.y = 2732 / 2 - 850;
	marketPanel.addChild(marketTitle);
	// Current coins display with enhanced styling
	var currentCoins = storage.coins;
	var coinPanel = LK.getAsset('Tahta', {
		width: 600,
		height: 120,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 - 700
	});
	coinPanel.alpha = 0.9;
	coinPanel.tint = 0x4a4a4a;
	marketPanel.addChild(coinPanel);
	var scoreText = new Text2('💰 COINS: ' + storage.coins, {
		size: 100,
		fill: 0xFFD700
	});
	scoreText.anchor.set(0.5, 0.5);
	scoreText.x = 2048 / 2;
	scoreText.y = 2732 / 2 - 700;
	marketPanel.addChild(scoreText);
	// Health upgrade section
	var healthSection = LK.getAsset('Tahta', {
		width: 1600,
		height: 200,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 - 450
	});
	healthSection.alpha = 0.8;
	healthSection.tint = 0x4CAF50;
	marketPanel.addChild(healthSection);
	var healthIcon = new Text2('❤️', {
		size: 120,
		fill: 0xFFFFFF
	});
	healthIcon.anchor.set(0.5, 0.5);
	healthIcon.x = 2048 / 2 - 650;
	healthIcon.y = 2732 / 2 - 450;
	marketPanel.addChild(healthIcon);
	var healthTitle = new Text2('HEALTH BOOST', {
		size: 80,
		fill: 0xFFFFFF
	});
	healthTitle.anchor.set(0, 0.5);
	healthTitle.x = 2048 / 2 - 550;
	healthTitle.y = 2732 / 2 - 480;
	marketPanel.addChild(healthTitle);
	var healthDesc = new Text2('+20 Max Health & Heal', {
		size: 60,
		fill: 0xE8F5E8
	});
	healthDesc.anchor.set(0, 0.5);
	healthDesc.x = 2048 / 2 - 550;
	healthDesc.y = 2732 / 2 - 420;
	marketPanel.addChild(healthDesc);
	var healthCost = new Text2('💰 ' + healthUpgradeCost, {
		size: 90,
		fill: storage.coins >= healthUpgradeCost ? 0xFFD700 : 0xFF4444
	});
	healthCost.anchor.set(1, 0.5);
	healthCost.x = 2048 / 2 + 650;
	healthCost.y = 2732 / 2 - 450;
	marketPanel.addChild(healthCost);
	var healthUpgrade = LK.getAsset('marketButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 - 450
	});
	healthUpgrade.alpha = 0.01;
	healthUpgrade.down = function (x, y, obj) {
		if (storage.coins >= healthUpgradeCost) {
			storage.coins -= healthUpgradeCost;
			healthUpgradeCost = Math.floor(healthUpgradeCost * 1.5); // Increase cost by 50%
			storage.healthUpgradeCost = healthUpgradeCost; // Save to storage
			storage.healthUpgrades++;
			player.maxHealth += 20;
			player.health = Math.min(player.health + 20, player.maxHealth);
			coinDisplay.setText('COIN: ' + storage.coins);
			LK.getSound('coinPurchase').play();
			hideMarket();
			showMarket(); // Refresh market display
		}
	};
	marketPanel.addChild(healthUpgrade);
	// Ammo upgrade section
	var ammoSection = LK.getAsset('Tahta', {
		width: 1600,
		height: 200,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 - 200
	});
	ammoSection.alpha = 0.8;
	ammoSection.tint = 0x2196F3;
	marketPanel.addChild(ammoSection);
	var ammoIcon = new Text2('🔫', {
		size: 120,
		fill: 0xFFFFFF
	});
	ammoIcon.anchor.set(0.5, 0.5);
	ammoIcon.x = 2048 / 2 - 650;
	ammoIcon.y = 2732 / 2 - 200;
	marketPanel.addChild(ammoIcon);
	var ammoTitle = new Text2('AMMO BOOST', {
		size: 80,
		fill: 0xFFFFFF
	});
	ammoTitle.anchor.set(0, 0.5);
	ammoTitle.x = 2048 / 2 - 550;
	ammoTitle.y = 2732 / 2 - 230;
	marketPanel.addChild(ammoTitle);
	var ammoDesc = new Text2('+10 Max Ammo & Reload', {
		size: 60,
		fill: 0xE3F2FD
	});
	ammoDesc.anchor.set(0, 0.5);
	ammoDesc.x = 2048 / 2 - 550;
	ammoDesc.y = 2732 / 2 - 170;
	marketPanel.addChild(ammoDesc);
	var ammoCost = new Text2('💰 ' + ammoUpgradeCost, {
		size: 90,
		fill: storage.coins >= ammoUpgradeCost ? 0xFFD700 : 0xFF4444
	});
	ammoCost.anchor.set(1, 0.5);
	ammoCost.x = 2048 / 2 + 650;
	ammoCost.y = 2732 / 2 - 200;
	marketPanel.addChild(ammoCost);
	var ammoUpgrade = LK.getAsset('marketButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 - 200
	});
	ammoUpgrade.alpha = 0.01;
	ammoUpgrade.down = function (x, y, obj) {
		if (storage.coins >= ammoUpgradeCost) {
			storage.coins -= ammoUpgradeCost;
			ammoUpgradeCost = Math.floor(ammoUpgradeCost * 1.5); // Increase cost by 50%
			storage.ammoUpgradeCost = ammoUpgradeCost; // Save to storage
			storage.ammoUpgrades++;
			player.maxAmmo += 10;
			player.ammo = Math.min(player.ammo + 10, player.maxAmmo);
			coinDisplay.setText('COIN: ' + storage.coins);
			LK.getSound('coinPurchase').play();
			hideMarket();
			showMarket(); // Refresh market display
		}
	};
	marketPanel.addChild(ammoUpgrade);
	// Speed upgrade section
	var speedSection = LK.getAsset('Tahta', {
		width: 1600,
		height: 200,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 + 50
	});
	speedSection.alpha = 0.8;
	speedSection.tint = 0xFF9800;
	marketPanel.addChild(speedSection);
	var speedIcon = new Text2('⚡', {
		size: 120,
		fill: 0xFFFFFF
	});
	speedIcon.anchor.set(0.5, 0.5);
	speedIcon.x = 2048 / 2 - 650;
	speedIcon.y = 2732 / 2 + 50;
	marketPanel.addChild(speedIcon);
	var speedTitle = new Text2('FIRE RATE BOOST', {
		size: 80,
		fill: 0xFFFFFF
	});
	speedTitle.anchor.set(0, 0.5);
	speedTitle.x = 2048 / 2 - 550;
	speedTitle.y = 2732 / 2 + 20;
	marketPanel.addChild(speedTitle);
	var speedDesc = new Text2('Shoot Faster!', {
		size: 60,
		fill: 0xFFF3E0
	});
	speedDesc.anchor.set(0, 0.5);
	speedDesc.x = 2048 / 2 - 550;
	speedDesc.y = 2732 / 2 + 80;
	marketPanel.addChild(speedDesc);
	var speedCost = new Text2('💰 ' + speedUpgradeCost, {
		size: 90,
		fill: storage.coins >= speedUpgradeCost ? 0xFFD700 : 0xFF4444
	});
	speedCost.anchor.set(1, 0.5);
	speedCost.x = 2048 / 2 + 650;
	speedCost.y = 2732 / 2 + 50;
	marketPanel.addChild(speedCost);
	var speedUpgrade = LK.getAsset('marketButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 + 50
	});
	speedUpgrade.alpha = 0.01;
	speedUpgrade.down = function (x, y, obj) {
		if (storage.coins >= speedUpgradeCost) {
			storage.coins -= speedUpgradeCost;
			speedUpgradeCost = Math.floor(speedUpgradeCost * 1.5); // Increase cost by 50%
			storage.speedUpgradeCost = speedUpgradeCost; // Save to storage
			storage.speedUpgrades++;
			player.baseShootCooldown = Math.max(1, player.baseShootCooldown - 1);
			coinDisplay.setText('COIN: ' + storage.coins);
			LK.getSound('coinPurchase').play();
			hideMarket();
			showMarket(); // Refresh market display
		}
	};
	marketPanel.addChild(speedUpgrade);
	// Upgrade status display
	var upgradeStatus = LK.getAsset('Tahta', {
		width: 1600,
		height: 150,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 + 750
	});
	upgradeStatus.alpha = 0.8;
	upgradeStatus.tint = 0x333333;
	marketPanel.addChild(upgradeStatus);
	var statusTitle = new Text2('📊 UPGRADE STATUS', {
		size: 70,
		fill: 0xFFFFFF
	});
	statusTitle.anchor.set(0.5, 0.5);
	statusTitle.x = 2048 / 2;
	statusTitle.y = 2732 / 2 + 710;
	marketPanel.addChild(statusTitle);
	var statusText = new Text2('❤️ ' + storage.healthUpgrades + '   🔫 ' + storage.ammoUpgrades + '   ⚡ ' + storage.speedUpgrades, {
		size: 70,
		fill: 0xFFD700
	});
	statusText.anchor.set(0.5, 0.5);
	statusText.x = 2048 / 2;
	statusText.y = 2732 / 2 + 790;
	marketPanel.addChild(statusText);
	// Weapon3 upgrade section
	var weapon3Section = LK.getAsset('Tahta', {
		width: 1600,
		height: 200,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 + 300
	});
	weapon3Section.alpha = 0.8;
	weapon3Section.tint = hasWeapon3 ? 0x666666 : 0x9C27B0;
	marketPanel.addChild(weapon3Section);
	var weapon3Icon = LK.getAsset('weapon2', {
		width: 60,
		height: 60,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2 - 650,
		y: 2732 / 2 + 300
	});
	marketPanel.addChild(weapon3Icon);
	var weapon3Title = new Text2(hasWeapon3 ? 'UZI - OWNED' : 'UZI', {
		size: 80,
		fill: 0xFFFFFF
	});
	weapon3Title.anchor.set(0, 0.5);
	weapon3Title.x = 2048 / 2 - 550;
	weapon3Title.y = 2732 / 2 + 270;
	marketPanel.addChild(weapon3Title);
	var weapon3Desc = new Text2('Triple Shot Burst', {
		size: 60,
		fill: 0xF3E5F5
	});
	weapon3Desc.anchor.set(0, 0.5);
	weapon3Desc.x = 2048 / 2 - 550;
	weapon3Desc.y = 2732 / 2 + 330;
	marketPanel.addChild(weapon3Desc);
	if (!hasWeapon3) {
		var weapon3Cost = new Text2('💰 ' + weapon3Cost, {
			size: 90,
			fill: storage.coins >= weapon3Cost ? 0xFFD700 : 0xFF4444
		});
		weapon3Cost.anchor.set(1, 0.5);
		weapon3Cost.x = 2048 / 2 + 650;
		weapon3Cost.y = 2732 / 2 + 300;
		marketPanel.addChild(weapon3Cost);
		var weapon3Upgrade = LK.getAsset('marketButton', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: 2048 / 2,
			y: 2732 / 2 + 300
		});
		weapon3Upgrade.alpha = 0.01;
		weapon3Upgrade.down = function (x, y, obj) {
			if (storage.coins >= weapon3Cost) {
				storage.coins -= weapon3Cost;
				storage.hasWeapon3 = true;
				hasWeapon3 = true;
				coinDisplay.setText('COIN: ' + storage.coins);
				LK.getSound('coinPurchase').play();
				hideMarket();
				showMarket(); // Refresh market display
			}
		};
		marketPanel.addChild(weapon3Upgrade);
	}
	// Weapon4 upgrade section
	var weapon4Section = LK.getAsset('Tahta', {
		width: 1600,
		height: 200,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 + 550
	});
	weapon4Section.alpha = 0.8;
	weapon4Section.tint = hasWeapon4 ? 0x666666 : 0xE91E63;
	marketPanel.addChild(weapon4Section);
	var weapon4Icon = LK.getAsset('weapon', {
		width: 60,
		height: 60,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2 - 650,
		y: 2732 / 2 + 550
	});
	marketPanel.addChild(weapon4Icon);
	var weapon4Title = new Text2(hasWeapon4 ? 'Shotgun - OWNED' : 'Shotgun', {
		size: 80,
		fill: 0xFFFFFF
	});
	weapon4Title.anchor.set(0, 0.5);
	weapon4Title.x = 2048 / 2 - 550;
	weapon4Title.y = 2732 / 2 + 520;
	marketPanel.addChild(weapon4Title);
	var weapon4Desc = new Text2('Explosive Area Damage', {
		size: 60,
		fill: 0xFCE4EC
	});
	weapon4Desc.anchor.set(0, 0.5);
	weapon4Desc.x = 2048 / 2 - 550;
	weapon4Desc.y = 2732 / 2 + 580;
	marketPanel.addChild(weapon4Desc);
	if (!hasWeapon4) {
		var weapon4Cost = new Text2('💰 1000', {
			size: 90,
			fill: storage.coins >= 1000 ? 0xFFD700 : 0xFF4444
		});
		weapon4Cost.anchor.set(1, 0.5);
		weapon4Cost.x = 2048 / 2 + 650;
		weapon4Cost.y = 2732 / 2 + 550;
		marketPanel.addChild(weapon4Cost);
		var weapon4Upgrade = LK.getAsset('marketButton', {
			anchorX: 0.5,
			anchorY: 0.5,
			x: 2048 / 2,
			y: 2732 / 2 + 550
		});
		weapon4Upgrade.alpha = 0.01;
		weapon4Upgrade.down = function (x, y, obj) {
			if (storage.coins >= 1000) {
				storage.coins -= 1000;
				storage.hasWeapon4 = true;
				hasWeapon4 = true;
				coinDisplay.setText('COIN: ' + storage.coins);
				LK.getSound('coinPurchase').play();
				hideMarket();
				showMarket(); // Refresh market display
			}
		};
		marketPanel.addChild(weapon4Upgrade);
	}
	// Enhanced close button
	var closeButtonBg = LK.getAsset('Tahta', {
		width: 800,
		height: 150,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 + 1200
	});
	closeButtonBg.alpha = 0.9;
	closeButtonBg.tint = 0x666666;
	marketPanel.addChild(closeButtonBg);
	var closeButton = LK.getAsset('marketButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2 + 1200
	});
	closeButton.alpha = 0.01;
	closeButton.down = function (x, y, obj) {
		hideMarket();
	};
	marketPanel.addChild(closeButton);
	var closeText = new Text2('❌ CLOSE MARKET', {
		size: 90,
		fill: 0xFFFFFF
	});
	closeText.anchor.set(0.5, 0.5);
	closeText.x = 2048 / 2;
	closeText.y = 2732 / 2 + 1200;
	marketPanel.addChild(closeText);
	game.addChild(marketPanel);
}
function hideMarket() {
	if (marketPanel) {
		marketPanel.destroy();
		marketPanel = null;
	}
	showingMarket = false;
}
function showPause() {
	if (isPaused) return;
	isPaused = true;
	pausePanel = new Container();
	// Semi-transparent background
	var background = LK.getAsset('arena', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2,
		scaleX: 3,
		scaleY: 3
	});
	background.alpha = 0.8;
	background.tint = 0x000000;
	pausePanel.addChild(background);
	// Pause menu panel with wooden background
	var pauseMenuBackground = LK.getAsset('Tahta', {
		width: 600,
		height: 500,
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2
	});
	pauseMenuBackground.alpha = 0.9;
	pausePanel.addChild(pauseMenuBackground);
	// Pause title
	var pauseTitle = new Text2('PAUSE MENU', {
		size: 100,
		fill: 0xFFFFFF
	});
	pauseTitle.anchor.set(0.5, 0.5);
	pauseTitle.x = 2048 / 2;
	pauseTitle.y = 2732 / 2 - 180;
	pausePanel.addChild(pauseTitle);
	// Continue button
	var continueButton = LK.getAsset('marketButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 2048 / 2,
		y: 2732 / 2
	});
	continueButton.down = function (x, y, obj) {
		hidePause();
	};
	pausePanel.addChild(continueButton);
	var continueText = new Text2('CONTINUE', {
		size: 60,
		fill: 0xFFFFFF
	});
	continueText.anchor.set(0.5, 0.5);
	continueText.x = 2048 / 2;
	continueText.y = 2732 / 2;
	pausePanel.addChild(continueText);
	game.addChild(pausePanel);
}
function hidePause() {
	if (pausePanel) {
		pausePanel.destroy();
		pausePanel = null;
	}
	isPaused = false;
}
function restartGame() {
	hideGameOver();
	// Reset player with upgraded stats
	player.maxHealth = 100 + storage.healthUpgrades * 20;
	player.health = player.maxHealth;
	player.maxAmmo = 30 + storage.ammoUpgrades * 10;
	player.ammo = player.maxAmmo;
	player.baseShootCooldown = Math.max(1, 10 - storage.speedUpgrades);
	player.x = 2048 / 2;
	player.y = 2732 / 2;
	// Clear all entities
	for (var i = 0; i < zombies.length; i++) {
		zombies[i].destroy();
	}
	zombies = [];
	for (var i = 0; i < bullets.length; i++) {
		bullets[i].destroy();
	}
	bullets = [];
	// Reset game state
	waveNumber = 1;
	zombiesInWave = 5;
	zombiesSpawned = 0;
	spawnTimer = 0;
	isFirstShot = true;
	zombiesKilledInWave = 0;
	zombiesRequiredToKill = 8;
	LK.setScore(0);
}
function spawnZombie() {
	var zombie;
	// Check if this is a boss wave (every 15th wave)
	if (isBossWave) {
		zombie = new BossZombie();
	} else {
		zombie = Math.random() < 0.5 ? new Zombie() : new Zombie2();
	}
	// Define spawn locations around the arena edges
	var spawnLocations = [{
		x: Math.random() * 2048,
		y: 100
	},
	// Top edge
	{
		x: Math.random() * 2048,
		y: 2632
	},
	// Bottom edge
	{
		x: 100,
		y: Math.random() * 2732
	},
	// Left edge
	{
		x: 1948,
		y: Math.random() * 2732
	},
	// Right edge
	{
		x: 300,
		y: 300
	},
	// Top-left corner
	{
		x: 1748,
		y: 300
	},
	// Top-right corner
	{
		x: 300,
		y: 2432
	},
	// Bottom-left corner
	{
		x: 1748,
		y: 2432
	} // Bottom-right corner
	];
	// Pick a random spawn location from the predefined spots
	var spawnIndex = Math.floor(Math.random() * spawnLocations.length);
	var spawnPoint = spawnLocations[spawnIndex];
	zombie.x = spawnPoint.x;
	zombie.y = spawnPoint.y;
	// Only apply scaling to non-boss zombies
	if (!isBossWave) {
		// Increase zombie health by 25% every 5 waves
		var healthMultiplier = Math.floor(waveNumber / 5) * 0.25;
		zombie.health = Math.floor(1 * (1 + healthMultiplier));
		// Increase zombie speed by 25% every 15 waves
		var speedMultiplier = Math.floor(waveNumber / 15) * 0.25;
		zombie.speed = zombie.speed * (1 + speedMultiplier);
		// Increase zombie damage by 25% every 10 waves
		var damageMultiplier = Math.floor(waveNumber / 10) * 0.25;
		zombie.damage = Math.floor(zombie.damage * (1 + damageMultiplier));
		zombie.scaleX = 1.0;
		zombie.scaleY = 1.0;
	} else {
		// Boss zombies get stronger each boss wave
		var bossWaveNumber = Math.floor(waveNumber / 15);
		zombie.health = 10 + bossWaveNumber * 5; // More health each boss wave
		zombie.damage = 25 + bossWaveNumber * 10; // More damage each boss wave
	}
	zombies.push(zombie);
	game.addChild(zombie);
}
function shootBullet(targetX, targetY) {
	if (player.shoot()) {
		var dx = targetX - player.x;
		var dy = targetY - player.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance > 0) {
			// Normal weapon
			var bullet = new Bullet();
			bullet.x = player.x;
			bullet.y = player.y;
			bullet.dx = dx / distance;
			bullet.dy = dy / distance;
			bullet.scaleX = 0.15;
			bullet.scaleY = 0.15;
			bullets.push(bullet);
			game.addChild(bullet);
			if (soundEnabled) LK.getSound('shoot').play();
		}
	}
}
game.down = function (x, y, obj) {
	// Pause menu button clicks when paused
	if (isPaused) {
		// Continue button click
		if (x >= 2048 / 2 - 150 && x <= 2048 / 2 + 150 && y >= 2732 / 2 - 50 && y <= 2732 / 2 + 50) {
			hidePause();
			return;
		}
		return;
	}
	if (showingGameOver) {
		// Market button click detection
		if (x >= 2048 / 2 - 150 && x <= 2048 / 2 + 150 && y >= 2732 / 2 + 10 && y <= 2732 / 2 + 90) {
			showMarket();
			return;
		}
		// Restart button click detection
		if (x >= 2048 / 2 - 150 && x <= 2048 / 2 + 150 && y >= 2732 / 2 + 110 && y <= 2732 / 2 + 190) {
			restartGame();
			return;
		}
	} else if (showingMarket) {
		var currentCoins = storage.coins;
		// Health upgrade button click
		if (x >= 2048 / 2 - 300 && x <= 2048 / 2 + 300 && y >= 2732 / 2 - 200 && y <= 2732 / 2 - 100) {
			if (storage.coins >= healthUpgradeCost) {
				storage.coins -= healthUpgradeCost;
				healthUpgradeCost = Math.floor(healthUpgradeCost * 1.5); // Increase cost by 50%
				storage.healthUpgradeCost = healthUpgradeCost; // Save to storage
				storage.healthUpgrades++;
				player.maxHealth += 20;
				player.health = Math.min(player.health + 20, player.maxHealth);
				coinDisplay.setText('COIN: ' + storage.coins);
				LK.getSound('coinPurchase').play();
				hideMarket();
				showMarket(); // Refresh market display
			}
			return;
		}
		// Ammo upgrade button click
		if (x >= 2048 / 2 - 250 && x <= 2048 / 2 + 250 && y >= 2732 / 2 - 100 && y <= 2732 / 2 + 0) {
			if (storage.coins >= ammoUpgradeCost) {
				storage.coins -= ammoUpgradeCost;
				ammoUpgradeCost = Math.floor(ammoUpgradeCost * 1.5); // Increase cost by 50%
				storage.ammoUpgradeCost = ammoUpgradeCost; // Save to storage
				storage.ammoUpgrades++;
				player.maxAmmo += 10;
				player.ammo = Math.min(player.ammo + 10, player.maxAmmo);
				coinDisplay.setText('COIN: ' + storage.coins);
				LK.getSound('coinPurchase').play();
				hideMarket();
				showMarket(); // Refresh market display
			}
			return;
		}
		// Speed upgrade button click
		if (x >= 2048 / 2 - 275 && x <= 2048 / 2 + 275 && y >= 2732 / 2 + 0 && y <= 2732 / 2 + 100) {
			if (storage.coins >= speedUpgradeCost) {
				storage.coins -= speedUpgradeCost;
				speedUpgradeCost = Math.floor(speedUpgradeCost * 1.5); // Increase cost by 50%
				storage.speedUpgradeCost = speedUpgradeCost; // Save to storage
				storage.speedUpgrades++;
				player.baseShootCooldown = Math.max(1, player.baseShootCooldown - 1);
				coinDisplay.setText('COIN: ' + storage.coins);
				LK.getSound('coinPurchase').play();
				hideMarket();
				showMarket(); // Refresh market display
			}
			return;
		}
		// Close button click
		if (x >= 2048 / 2 - 200 && x <= 2048 / 2 + 200 && y >= 2732 / 2 + 900 && y <= 2732 / 2 + 1000) {
			hideMarket();
			return;
		}
	} else {
		isMouseDown = true;
		lastShootTarget.x = x;
		lastShootTarget.y = y;
		shootBullet(x, y);
	}
};
game.up = function (x, y, obj) {
	isMouseDown = false;
	shootTimer = 0; // Reset timer when releasing
};
game.move = function (x, y, obj) {
	if (showingGameOver || showingMarket || isPaused) {
		return;
	}
	currentMouseX = x;
	currentMouseY = y;
	// Update shoot target for continuous shooting
	lastShootTarget.x = x;
	lastShootTarget.y = y;
};
game.update = function () {
	if (showingGameOver || showingMarket || isPaused) {
		return;
	}
	spawnTimer++;
	if (zombiesSpawned < zombiesInWave && spawnTimer >= 60) {
		spawnZombie();
		zombiesSpawned++;
		spawnTimer = 0;
	}
	// Check if required zombies killed to progress wave
	if (zombiesKilledInWave >= zombiesRequiredToKill) {
		waveNumber++;
		zombiesKilledInWave = 0;
		// Calculate new required kills (25% more than previous wave)
		zombiesRequiredToKill = Math.ceil(zombiesRequiredToKill * 1.25);
		// Check if current wave is a boss wave (every 15th wave)
		isBossWave = waveNumber % 15 === 0;
		if (isBossWave) {
			zombiesInWave = 1; // Only 1 boss zombie
		} else {
			zombiesInWave = Math.min(5 + waveNumber * 2, 20);
		}
		zombiesSpawned = 0;
	}
	if (zombiesSpawned >= zombiesInWave && zombies.length === 0) {
		// Keep spawning zombies until kill requirement is met
		zombiesSpawned = 0;
	}
	// Check if player has no ammo and end game
	if (player.ammo <= 0) {
		LK.effects.flashScreen(0xff0000, 1000);
		showCustomGameOver();
		return;
	}
	healthBar.setText('Health: ' + player.health);
	ammoDisplay.setText('Ammo: ' + player.ammo);
	scoreDisplay.setText('SCORE: ' + LK.getScore());
	coinDisplay.setText('COIN: ' + storage.coins);
	waveInfo.setText('Wave: ' + waveNumber + (isBossWave ? ' (BOSS)' : ''));
	killProgress.setText('Kills: ' + zombiesKilledInWave + '/' + zombiesRequiredToKill);
	// Rotate player to face cursor
	var dx = currentMouseX - player.x;
	var dy = currentMouseY - player.y;
	var distance = Math.sqrt(dx * dx + dy * dy);
	if (distance > 0) {
		player.rotation = Math.atan2(dy, dx);
	}
	// Continuous shooting when mouse/touch is held down
	shootTimer++;
	if (isMouseDown && player.canShoot() && shootTimer >= shootInterval) {
		shootBullet(lastShootTarget.x, lastShootTarget.y);
		shootTimer = 0; // Reset timer after shooting
	}
	for (var i = bullets.length - 1; i >= 0; i--) {
		bullets[i].update();
	}
	for (var i = zombies.length - 1; i >= 0; i--) {
		zombies[i].update();
	}
};
var soundEnabled = true;
var isMouseDown = false;
var lastShootTarget = {
	x: 0,
	y: 0
};
var shootTimer = 0;
var shootInterval = 15; // 15 ticks = 0.25 seconds at 60 FPS
var currentMouseX = 2048 / 2;
var currentMouseY = 2732 / 2;
var musicPlaying = true;
// Market button in top-right corner
var topMarketButton = LK.getAsset('Tahta', {
	width: 120,
	height: 120,
	anchorX: 1,
	anchorY: 0,
	x: 0,
	y: 450
});
topMarketButton.alpha = 0.8;
LK.gui.topRight.addChild(topMarketButton);
var topMarketText = new Text2('🛒', {
	size: 80,
	fill: 0xFFFFFF
});
topMarketText.anchor.set(0.5, 0.5);
topMarketText.x = -60;
topMarketText.y = 510;
LK.gui.topRight.addChild(topMarketText);
topMarketButton.down = function (x, y, obj) {
	if (!showingGameOver && !showingMarket && !isPaused) {
		showMarket();
	}
};
// Weapon button in bottom left corner
var weaponButton = LK.getAsset('Tahta', {
	width: 120,
	height: 120,
	anchorX: 0,
	anchorY: 1,
	x: 0,
	y: 0
});
weaponButton.alpha = 0.8;
LK.gui.bottomLeft.addChild(weaponButton);
var weaponIcon = LK.getAsset('weapon', {
	width: 80,
	height: 80,
	anchorX: 0.5,
	anchorY: 0.5,
	x: 60,
	y: -60
});
weaponIcon.alpha = 0.9;
LK.gui.bottomLeft.addChild(weaponIcon);
weaponButton.down = function (x, y, obj) {
	if (hasWeapon4) {
		// Weapon already owned - show some feedback or switch weapon
		LK.effects.flashObject(weaponButton, 0x00ff00, 200);
	} else {
		// Show market for purchasing
		if (!showingGameOver && !showingMarket && !isPaused) {
			showMarket();
		}
	}
};
// Second weapon button next to the first one
var weapon2Button = LK.getAsset('Tahta', {
	width: 120,
	height: 120,
	anchorX: 0,
	anchorY: 1,
	x: 130,
	y: 0
});
weapon2Button.alpha = 0.8;
LK.gui.bottomLeft.addChild(weapon2Button);
var weapon2Icon = LK.getAsset('weapon2', {
	width: 80,
	height: 80,
	anchorX: 0.5,
	anchorY: 0.5,
	x: 190,
	y: -60
});
weapon2Icon.alpha = 0.9;
LK.gui.bottomLeft.addChild(weapon2Icon);
weapon2Button.down = function (x, y, obj) {
	// Add weapon2 button functionality here if needed
};
LK.playMusic('bgmusic');
;

===================================================================
--- original.js
+++ change.js
@@ -1116,11 +1116,11 @@
 	weapon4Desc.x = 2048 / 2 - 550;
 	weapon4Desc.y = 2732 / 2 + 580;
 	marketPanel.addChild(weapon4Desc);
 	if (!hasWeapon4) {
-		var weapon4Cost = new Text2('💰 ' + weapon4Cost, {
+		var weapon4Cost = new Text2('💰 1000', {
 			size: 90,
-			fill: storage.coins >= weapon4Cost ? 0xFFD700 : 0xFF4444
+			fill: storage.coins >= 1000 ? 0xFFD700 : 0xFF4444
 		});
 		weapon4Cost.anchor.set(1, 0.5);
 		weapon4Cost.x = 2048 / 2 + 650;
 		weapon4Cost.y = 2732 / 2 + 550;
@@ -1132,10 +1132,10 @@
 			y: 2732 / 2 + 550
 		});
 		weapon4Upgrade.alpha = 0.01;
 		weapon4Upgrade.down = function (x, y, obj) {
-			if (storage.coins >= weapon4Cost) {
-				storage.coins -= weapon4Cost;
+			if (storage.coins >= 1000) {
+				storage.coins -= 1000;
 				storage.hasWeapon4 = true;
 				hasWeapon4 = true;
 				coinDisplay.setText('COIN: ' + storage.coins);
 				LK.getSound('coinPurchase').play();