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

/**** 
* Classes
****/ 
var Aircraft = Container.expand(function () {
	var self = Container.call(this);
	// Main aircraft fuselage (body) - enhanced proportions
	var aircraftGraphics = self.attachAsset('aircraft', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Enhanced main wings with better positioning and scale
	var mainWing = self.attachAsset('aircraftWing', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	mainWing.x = -5; // Move forward for better balance
	mainWing.y = 5; // Slightly lower on fuselage
	mainWing.scaleX = 1.3; // Make wings larger
	mainWing.scaleY = 1.5;
	// Wing struts for realism
	var leftWingStrut = self.attachAsset('aircraftEngine', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	leftWingStrut.x = -10;
	leftWingStrut.y = 18;
	leftWingStrut.scaleX = 0.3;
	leftWingStrut.scaleY = 2;
	leftWingStrut.rotation = Math.PI / 4;
	var rightWingStrut = self.attachAsset('aircraftEngine', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	rightWingStrut.x = -10;
	rightWingStrut.y = -8;
	rightWingStrut.scaleX = 0.3;
	rightWingStrut.scaleY = 2;
	rightWingStrut.rotation = -Math.PI / 4;
	// Enhanced aircraft tail with better proportions
	var tail = self.attachAsset('aircraftTail', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	tail.x = -65;
	tail.y = 0;
	tail.rotation = Math.PI / 2;
	tail.scaleX = 1.2; // Make tail more prominent
	tail.scaleY = 0.8;
	// Horizontal stabilizer with improved positioning
	var horizontalStab = self.attachAsset('aircraftWing', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	horizontalStab.x = -58;
	horizontalStab.y = 0;
	horizontalStab.scaleX = 0.5;
	horizontalStab.scaleY = 0.7;
	// Enhanced cockpit with better visibility
	var cockpit = self.attachAsset('aircraftCockpit', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	cockpit.x = 40;
	cockpit.y = -3;
	cockpit.scaleX = 1.4; // Larger, more visible cockpit
	cockpit.scaleY = 1.2;
	// Wing tip fuel tanks for modern look
	var leftWingTip = self.attachAsset('aircraftEngine', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	leftWingTip.x = -5;
	leftWingTip.y = 25;
	leftWingTip.scaleX = 0.6;
	leftWingTip.scaleY = 0.8;
	var rightWingTip = self.attachAsset('aircraftEngine', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	rightWingTip.x = -5;
	rightWingTip.y = -15;
	rightWingTip.scaleX = 0.6;
	rightWingTip.scaleY = 0.8;
	// Enhanced engine nacelles with better positioning
	var leftEngine = self.attachAsset('aircraftEngine', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	leftEngine.x = -15;
	leftEngine.y = 15;
	leftEngine.scaleX = 1.2;
	leftEngine.scaleY = 1.3;
	var rightEngine = self.attachAsset('aircraftEngine', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	rightEngine.x = -15;
	rightEngine.y = -5;
	rightEngine.scaleX = 1.2;
	rightEngine.scaleY = 1.3;
	// Landing gear indicators (small details)
	var leftGear = self.attachAsset('aircraftEngine', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	leftGear.x = 15;
	leftGear.y = 8;
	leftGear.scaleX = 0.4;
	leftGear.scaleY = 0.3;
	var rightGear = self.attachAsset('aircraftEngine', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	rightGear.x = 15;
	rightGear.y = -8;
	rightGear.scaleX = 0.4;
	rightGear.scaleY = 0.3;
	// Enhanced propeller with better positioning
	var propeller = self.attachAsset('aircraftPropeller', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	propeller.x = 75;
	propeller.y = 0;
	propeller.scaleX = 1.2; // Larger propeller
	propeller.scaleY = 1.4;
	// Secondary propeller blade for depth
	var propellerBlade2 = self.attachAsset('aircraftPropeller', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	propellerBlade2.x = 75;
	propellerBlade2.y = 0;
	propellerBlade2.scaleX = 1.2;
	propellerBlade2.scaleY = 1.4;
	propellerBlade2.rotation = Math.PI / 2; // 90 degrees offset
	// Navigation lights
	var leftNavLight = self.attachAsset('aircraftCockpit', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	leftNavLight.x = -5;
	leftNavLight.y = 30;
	leftNavLight.scaleX = 0.3;
	leftNavLight.scaleY = 0.3;
	leftNavLight.tint = 0xFF0000; // Red navigation light
	var rightNavLight = self.attachAsset('aircraftCockpit', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	rightNavLight.x = -5;
	rightNavLight.y = -20;
	rightNavLight.scaleX = 0.3;
	rightNavLight.scaleY = 0.3;
	rightNavLight.tint = 0x00FF00; // Green navigation light
	// Animate propeller rotation with both blades
	propeller.rotationSpeed = 0.3;
	propellerBlade2.rotationSpeed = 0.3;
	// Progressive aircraft speed: starts at 3, increases by 0.1 per level, caps at level 20 (speed 5)
	self.speed = Math.min(5, 3 + (currentLevel - 1) * 0.1);
	self.lastY = 0;
	self.update = function () {
		// Update last position for collision detection
		self.lastY = self.y;
		// Animate both propeller blades spinning with variable speed
		var propellerSpeed = propeller.rotationSpeed * (1 + self.speed * 0.1);
		propeller.rotation += propellerSpeed;
		propellerBlade2.rotation += propellerSpeed;
		// Animate navigation lights blinking
		if (LK.ticks % 120 < 60) {
			// Blink every 2 seconds
			leftNavLight.alpha = 1;
			rightNavLight.alpha = 1;
		} else {
			leftNavLight.alpha = 0.3;
			rightNavLight.alpha = 0.3;
		}
		// Create enhanced engine trail particles
		if (LK.ticks % 3 === 0 && gameStarted) {
			createEngineParticle(self.x - 50, self.y + 10); // Left engine trail
			createEngineParticle(self.x - 50, self.y - 5); // Right engine trail
			// Add occasional spark effects from both engines
			if (Math.random() < 0.3) {
				createSparkParticle(self.x - 40, self.y + (Math.random() - 0.5) * 20);
			}
		}
		// Add subtle banking animation during movement
		var bankingAngle = Math.sin(LK.ticks * 0.05) * 0.1;
		self.rotation = bankingAngle;
		// Add subtle floating animation for more dynamic feel
		if (!self.floatingTween) {
			self.floatingTween = true;
			var originalY = self.y;
			tween(self, {
				y: originalY + 8
			}, {
				duration: 2000,
				easing: tween.easeInOut,
				onFinish: function onFinish() {
					tween(self, {
						y: originalY - 8
					}, {
						duration: 2000,
						easing: tween.easeInOut,
						onFinish: function onFinish() {
							self.floatingTween = false;
						}
					});
				}
			});
		}
	};
	return self;
});
var Cloud = Container.expand(function () {
	var self = Container.call(this);
	// Choose random cloud type
	var cloudTypes = ['cloud1', 'cloud2', 'cloud3'];
	var cloudType = cloudTypes[Math.floor(Math.random() * cloudTypes.length)];
	// Main cloud body
	var mainCloud = self.attachAsset(cloudType, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Add smaller cloud parts for more realistic shape
	var cloud2 = self.attachAsset(cloudType, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	cloud2.x = -30 + Math.random() * 60;
	cloud2.y = -15 + Math.random() * 30;
	cloud2.scaleX = 0.6 + Math.random() * 0.4;
	cloud2.scaleY = 0.6 + Math.random() * 0.4;
	cloud2.alpha = 0.8;
	var cloud3 = self.attachAsset(cloudType, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	cloud3.x = -20 + Math.random() * 40;
	cloud3.y = -10 + Math.random() * 20;
	cloud3.scaleX = 0.4 + Math.random() * 0.3;
	cloud3.scaleY = 0.4 + Math.random() * 0.3;
	cloud3.alpha = 0.6;
	// Set random speed and scale
	self.speed = 0.5 + Math.random() * 1.5;
	self.scaleX = 0.8 + Math.random() * 0.6;
	self.scaleY = 0.8 + Math.random() * 0.6;
	self.alpha = 0.7 + Math.random() * 0.3;
	self.update = function () {
		// Move cloud from right to left
		self.x -= self.speed;
	};
	return self;
});
var Coin = Container.expand(function () {
	var self = Container.call(this);
	// Coin visual
	var coinGraphics = self.attachAsset('coin', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.2,
		scaleY: 1.2
	});
	// Floating and spinning animation
	self.floatOffset = Math.random() * Math.PI * 2;
	self.collected = false;
	self.update = function () {
		// Floating animation
		self.y += Math.sin(LK.ticks * 0.15 + self.floatOffset) * 0.8;
		// Spinning animation
		coinGraphics.rotation += 0.1;
		// Pulsing scale effect
		var scale = 1.2 + Math.sin(LK.ticks * 0.08) * 0.2;
		coinGraphics.scaleX = scale;
		coinGraphics.scaleY = scale;
		// Move from right to left
		var speed = Math.max(1.5, Math.min(6, 1.5 + currentLevel * 0.05));
		self.x -= speed;
	};
	return self;
});
var FinishLine = Container.expand(function () {
	var self = Container.call(this);
	// Main finish line
	var lineGraphics = self.attachAsset('finishLine', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Add flags at top and bottom for visibility
	var topFlag = self.attachAsset('finishFlag', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	topFlag.y = -1300;
	var bottomFlag = self.attachAsset('finishFlag', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	bottomFlag.y = 1300;
	self.lastX = 0;
	self.crossed = false;
	self.update = function () {
		// Update last position before moving
		self.lastX = self.x;
		// Move finish line from right to left (match tower speed for levels 1-100)
		var speed = Math.max(1.5, Math.min(6, 1.5 + currentLevel * 0.05)); // Match tower speed progression
		self.x -= speed;
	};
	return self;
});
var Particle = Container.expand(function () {
	var self = Container.call(this);
	// Small particle visual
	var particleGraphics = self.attachAsset('cloud1', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 0.1,
		scaleY: 0.1
	});
	particleGraphics.alpha = 0.7;
	particleGraphics.tint = 0xFF6600; // Orange-ish color
	self.velocityX = -2 - Math.random() * 3;
	self.velocityY = (Math.random() - 0.5) * 2;
	self.life = 60; // 1 second at 60fps
	self.update = function () {
		self.x += self.velocityX;
		self.y += self.velocityY;
		self.life--;
		particleGraphics.alpha *= 0.98; // Fade out
		particleGraphics.scaleX *= 0.99; // Shrink
		particleGraphics.scaleY *= 0.99;
		if (self.life <= 0) {
			self.destroy();
			var index = particles.indexOf(self);
			if (index > -1) particles.splice(index, 1);
		}
	};
	return self;
});
var PowerUp = Container.expand(function () {
	var self = Container.call(this);
	// Power-up visual
	var powerUpGraphics = self.attachAsset('finishFlag', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 0.8,
		scaleY: 0.8
	});
	powerUpGraphics.tint = 0x00FFFF; // Cyan color for power-ups
	// Floating animation
	self.floatOffset = Math.random() * Math.PI * 2;
	self.collected = false;
	self.update = function () {
		// Floating animation
		self.y += Math.sin(LK.ticks * 0.1 + self.floatOffset) * 0.5;
		// Rotation animation
		powerUpGraphics.rotation += 0.05;
		// Move from right to left
		var speed = Math.max(1.5, Math.min(6, 1.5 + currentLevel * 0.05));
		self.x -= speed;
	};
	return self;
});
var SparkParticle = Container.expand(function () {
	var self = Container.call(this);
	// Small spark visual
	var sparkGraphics = self.attachAsset('coin', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 0.05,
		scaleY: 0.05
	});
	sparkGraphics.alpha = 1;
	sparkGraphics.tint = 0xFFAA00; // Orange spark color
	self.velocityX = -1 - Math.random() * 2;
	self.velocityY = (Math.random() - 0.5) * 3;
	self.life = 30; // Half second at 60fps
	self.update = function () {
		self.x += self.velocityX;
		self.y += self.velocityY;
		self.velocityY += 0.1; // Gravity effect
		self.life--;
		sparkGraphics.alpha *= 0.95; // Faster fade than regular particles
		sparkGraphics.scaleX *= 0.98;
		sparkGraphics.scaleY *= 0.98;
		sparkGraphics.rotation += 0.2; // Spinning effect
		if (self.life <= 0) {
			self.destroy();
			var index = sparkParticles.indexOf(self);
			if (index > -1) sparkParticles.splice(index, 1);
		}
	};
	return self;
});
var Tower = Container.expand(function () {
	var self = Container.call(this);
	// Tower base
	var towerBase = self.attachAsset('towerBase', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Tower top
	var towerTop = self.attachAsset('towerTop', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	towerTop.y = -420; // Position at top of tower
	// Add windows to make it look more realistic
	for (var w = 0; w < 3; w++) {
		var window1 = self.attachAsset('towerWindow', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		window1.x = -30;
		window1.y = -300 + w * 150;
		var window2 = self.attachAsset('towerWindow', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		window2.x = 30;
		window2.y = -300 + w * 150;
	}
	self.lastX = 0;
	self.passed = false;
	self.update = function () {
		// Update last position before moving
		self.lastX = self.x;
		// Move tower from right to left (progressive speed increase for levels 1-100)
		var speed = Math.max(1.5, Math.min(6, 1.5 + currentLevel * 0.05)); // Gradual speed increase, capped at 6
		self.x -= speed;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
// Game variables
var game = new LK.Game({
	backgroundColor: 0x87CEFA // More realistic sky blue background
});

/**** 
* Game Code
****/ 
//Storage plugin for persistent game data
// Game variables
// Initialize assets for the tower dodge flight game
var aircraft;
var towers = [];
var clouds = [];
var finishLine = null;
var showingMenu = false;
var currentLevel = storage.currentLevel || 1;
var levelScore = 0;
var towersToComplete = 5 * currentLevel; // Level 1: 5, Level 2: 10, Level 3: 15, etc.
var towerSpawnTimer = 0;
var gameStarted = false;
var menuContainer = null;
var mainMenuContainer = null;
var showingMainMenu = true;
var showingCodesMenu = false;
var codesMenuContainer = null;
var adminMode = false;
var adminModeEndTime = 0;
// Enhanced settings storage
var gameSettings = storage.gameSettings || {
	soundEnabled: true,
	musicEnabled: true,
	difficulty: 'normal',
	highestLevelReached: 1,
	particlesEnabled: true,
	screenshakeEnabled: true
};
// Additional game variables
var powerUps = [];
var particles = [];
var sparkParticles = [];
var powerUpSpawnTimer = 0;
var invulnerabilityTime = 0;
var comboMultiplier = 1;
var lastPowerUpTime = 0;
var musicPlaying = false;
var coins = [];
var coinSpawnTimer = 0;
var showingShop = false;
var shopContainer = null;
// Initialize player coins and shop items
var playerCoins = storage.playerCoins || 0;
var totalScore = storage.totalScore || 0;
var ownedAircraftStyles = storage.ownedAircraftStyles || ['default'];
var ownedTowerStyles = storage.ownedTowerStyles || ['default'];
var currentAircraftStyle = storage.currentAircraftStyle || 'default';
var currentTowerStyle = storage.currentTowerStyle || 'default';
// Shop items with prices
var aircraftStyles = [{
	id: 'default',
	name: 'Classic',
	price: 0,
	color: 0xf0f0f0
}, {
	id: 'red',
	name: 'Fire Bird',
	price: 100,
	color: 0xff4444
}, {
	id: 'blue',
	name: 'Sky Runner',
	price: 150,
	color: 0x4444ff
}, {
	id: 'green',
	name: 'Forest Wing',
	price: 200,
	color: 0x44ff44
}, {
	id: 'purple',
	name: 'Royal Jet',
	price: 300,
	color: 0x8844ff
}, {
	id: 'gold',
	name: 'Golden Eagle',
	price: 500,
	color: 0xffd700
}];
// Orange aircraft style - only available through code
var orangeAircraftStyle = {
	id: 'orange',
	name: 'Orange Flyer',
	price: 0,
	color: 0xff8000
};
var towerStyles = [{
	id: 'default',
	name: 'Stone Tower',
	price: 0,
	color: 0x8b4513
}, {
	id: 'metal',
	name: 'Metal Tower',
	price: 120,
	color: 0x778899
}, {
	id: 'crystal',
	name: 'Crystal Tower',
	price: 180,
	color: 0x99ddff
}, {
	id: 'dark',
	name: 'Dark Tower',
	price: 250,
	color: 0x444444
}, {
	id: 'rainbow',
	name: 'Rainbow Tower',
	price: 400,
	color: 0xff6699
}];
// Update settings when needed
if (currentLevel > gameSettings.highestLevelReached) {
	gameSettings.highestLevelReached = currentLevel;
	storage.gameSettings = gameSettings;
}
// Check if admin mode is still active from previous session
var storedAdminEndTime = storage.adminModeEndTime || 0;
if (storedAdminEndTime > Date.now()) {
	adminMode = true;
	adminModeEndTime = storedAdminEndTime;
}
// UI Elements
var levelText = new Text2('Level: 1', {
	size: 60,
	fill: 0xFFFFFF
});
levelText.anchor.set(0, 0);
LK.gui.topLeft.addChild(levelText);
levelText.x = 120; // Avoid top-left menu area
levelText.y = 20;
var scoreText = new Text2('Score: 0', {
	size: 60,
	fill: 0xFFFFFF
});
scoreText.anchor.set(1, 0);
LK.gui.topRight.addChild(scoreText);
var progressText = new Text2('Progress: 0/10', {
	size: 50,
	fill: 0xFFFFFF
});
progressText.anchor.set(0.5, 0);
LK.gui.top.addChild(progressText);
progressText.y = 100;
var coinsText = new Text2('Coins: ' + playerCoins, {
	size: 50,
	fill: 0xFFD700
});
coinsText.anchor.set(0, 0);
LK.gui.topLeft.addChild(coinsText);
coinsText.x = 120;
coinsText.y = 80;
// Initialize aircraft
aircraft = game.addChild(new Aircraft());
aircraft.x = 300;
aircraft.y = 1366; // Center vertically
aircraft.lastIntersecting = false;
// Show main menu at start
createMainMenu();
// Touch controls for aircraft movement
var dragActive = false;
game.down = function (x, y, obj) {
	if (showingMainMenu || showingMenu) return;
	dragActive = true;
};
game.up = function (x, y, obj) {
	if (showingMainMenu || showingMenu) return;
	dragActive = false;
};
game.move = function (x, y, obj) {
	if (showingMainMenu || showingMenu) return;
	var targetY = y;
	if (dragActive) {
		targetY = y;
	}
	// Keep aircraft within screen bounds
	if (targetY < 50) targetY = 50;
	if (targetY > 2680) targetY = 2680;
	// Smooth tween animation for aircraft movement
	tween.stop(aircraft, {
		y: true
	});
	tween(aircraft, {
		y: targetY
	}, {
		duration: 200,
		easing: tween.easeOut
	});
};
// Function to spawn tower
function spawnTower() {
	// Define imaginary boundary lines to delimit tower generation zone
	var screenTop = 0;
	var screenBottom = 2732;
	var centerY = 1366; // Center of the screen
	var safeZoneHeight = 1800; // Height of the safe generation zone (smaller than full screen)
	var upperBoundary = centerY - safeZoneHeight / 2; // Top imaginary line
	var lowerBoundary = centerY + safeZoneHeight / 2; // Bottom imaginary line
	// Ensure boundaries are within screen limits with additional margin
	upperBoundary = Math.max(200, upperBoundary); // Minimum 200px from top
	lowerBoundary = Math.min(2532, lowerBoundary); // Maximum 200px from bottom
	// Enhanced gap sizing with more generous minimum and smoother progression
	var baseGapSize = 450; // Increased base gap size for better playability
	var levelReduction = Math.min(currentLevel - 1, 30) * 8; // Slower reduction, cap at level 30
	var gapSize = Math.max(380, baseGapSize - levelReduction); // Higher minimum gap (380px vs 350px)
	// Aircraft dimensions for precise gap calculation
	var aircraftHeight = 140; // Based on aircraft asset height
	var safetyMargin = 50; // Extra margin for comfortable passage
	var minRequiredGap = aircraftHeight + safetyMargin * 2; // Minimum theoretical gap needed
	gapSize = Math.max(gapSize, minRequiredGap); // Ensure gap is never smaller than aircraft needs
	// Tower generation zone constraints using imaginary boundary lines
	var towerHeight = 800; // Tower base height from asset
	var zoneMargin = 100; // Additional margin within the safe zone
	var minGapCenter = upperBoundary + zoneMargin + gapSize / 2; // Use upper boundary line
	var maxGapCenter = lowerBoundary - zoneMargin - gapSize / 2; // Use lower boundary line
	// Ensure we have enough space for gap generation
	if (maxGapCenter <= minGapCenter) {
		// Fallback to center area if boundaries are too restrictive
		minGapCenter = centerY - gapSize / 2;
		maxGapCenter = centerY + gapSize / 2;
	}
	// Enhanced gap connection system to ensure continuity between tower pairs
	var gapCenter;
	if (towers.length === 0) {
		// First tower pair - start in center area for safety
		gapCenter = centerY;
	} else {
		// Find the most recent tower pair to connect with
		var lastTopTower = null;
		var lastBottomTower = null;
		var lastGapCenter = centerY;
		// Find the last tower pair by looking for the rightmost towers
		for (var t = towers.length - 1; t >= 0; t--) {
			var tower = towers[t];
			if (!lastTopTower && tower.y < centerY) {
				lastTopTower = tower;
			} else if (!lastBottomTower && tower.y > centerY) {
				lastBottomTower = tower;
			}
			if (lastTopTower && lastBottomTower) break;
		}
		// Calculate last gap center if we found both towers
		if (lastTopTower && lastBottomTower) {
			var lastGapTop = lastTopTower.y + towerHeight / 2;
			var lastGapBottom = lastBottomTower.y - towerHeight / 2;
			lastGapCenter = (lastGapTop + lastGapBottom) / 2;
		}
		// Create connecting gap within reasonable range of last gap
		var connectionRange = gapSize * 0.8; // Allow gap to move within 80% of gap size
		var minConnectionCenter = Math.max(minGapCenter, lastGapCenter - connectionRange);
		var maxConnectionCenter = Math.min(maxGapCenter, lastGapCenter + connectionRange);
		// Ensure we still have valid range
		if (minConnectionCenter > maxConnectionCenter) {
			minConnectionCenter = minGapCenter;
			maxConnectionCenter = maxGapCenter;
		}
		gapCenter = minConnectionCenter + Math.random() * (maxConnectionCenter - minConnectionCenter);
	}
	var gapTop = gapCenter - gapSize / 2;
	var gapBottom = gapCenter + gapSize / 2;
	// Final boundary checks to ensure towers stay within imaginary lines
	gapTop = Math.max(upperBoundary + zoneMargin, gapTop);
	gapBottom = Math.min(lowerBoundary - zoneMargin, gapBottom);
	gapSize = gapBottom - gapTop; // Recalculate actual gap size after boundary adjustments
	// Ensure minimum gap size is maintained
	if (gapSize < minRequiredGap) {
		var adjustment = (minRequiredGap - gapSize) / 2;
		gapTop -= adjustment;
		gapBottom += adjustment;
		// Re-check boundaries after adjustment
		gapTop = Math.max(upperBoundary + zoneMargin, gapTop);
		gapBottom = Math.min(lowerBoundary - zoneMargin, gapBottom);
	}
	// Create top tower with precise positioning
	var topTower = game.addChild(new Tower());
	topTower.x = 2200; // Start from right edge
	// Position tower so its bottom edge aligns with gap top
	topTower.y = gapTop - towerHeight / 2; // Center tower above gap
	topTower.lastIntersecting = false;
	towers.push(topTower);
	// Apply current tower style
	var currentTowerStyleData = towerStyles.find(function (style) {
		return style.id === currentTowerStyle;
	});
	if (currentTowerStyleData) {
		topTower.children[0].tint = currentTowerStyleData.color; // Tower base
		topTower.children[1].tint = currentTowerStyleData.color; // Tower top
	}
	// Create bottom tower with precise positioning
	var bottomTower = game.addChild(new Tower());
	bottomTower.x = 2200; // Start from right edge
	// Position tower so its top edge aligns with gap bottom
	bottomTower.y = gapBottom + towerHeight / 2; // Center tower below gap
	bottomTower.lastIntersecting = false;
	towers.push(bottomTower);
	// Apply current tower style
	if (currentTowerStyleData) {
		bottomTower.children[0].tint = currentTowerStyleData.color; // Tower base
		bottomTower.children[1].tint = currentTowerStyleData.color; // Tower top
	}
	// Debug verification to ensure proper gap and boundary compliance
	var actualGap = bottomTower.y - towerHeight / 2 - (topTower.y + towerHeight / 2);
	if (actualGap < minRequiredGap) {
		console.warn('Gap too small detected:', actualGap, 'Required:', minRequiredGap);
	}
	// Verify towers are within boundary lines
	if (topTower.y + towerHeight / 2 < upperBoundary || bottomTower.y - towerHeight / 2 > lowerBoundary) {
		console.warn('Tower positioned outside boundary lines');
	}
}
// Function to spawn clouds
function spawnCloud() {
	var cloud = new Cloud();
	cloud.x = 2200 + Math.random() * 400; // Start from right edge with some variation
	cloud.y = 200 + Math.random() * 2300; // Random height across screen
	clouds.push(cloud);
	game.addChild(cloud);
}
// Function to spawn finish line
function spawnFinishLine() {
	if (finishLine) return; // Don't spawn if already exists
	finishLine = game.addChild(new FinishLine());
	finishLine.x = aircraft.x + 400; // Position finish line ahead of aircraft when progress completes
	finishLine.y = 1366; // Center vertically
	finishLine.lastIntersecting = false;
}
// Function to create engine particles
function createEngineParticle(x, y) {
	if (!gameSettings.particlesEnabled || particles.length > 20) return;
	var particle = new Particle();
	particle.x = x + (Math.random() - 0.5) * 20;
	particle.y = y + (Math.random() - 0.5) * 10;
	particles.push(particle);
	game.addChild(particle);
}
// Function to create spark particles
function createSparkParticle(x, y) {
	if (!gameSettings.particlesEnabled || sparkParticles.length > 15) return;
	var spark = new SparkParticle();
	spark.x = x;
	spark.y = y;
	sparkParticles.push(spark);
	game.addChild(spark);
}
// Function to create tower destruction effect
function createTowerDestructionEffect(x, y) {
	if (!gameSettings.particlesEnabled) return;
	// Create multiple debris particles
	for (var i = 0; i < 8; i++) {
		var debris = new Particle();
		debris.x = x + (Math.random() - 0.5) * 100;
		debris.y = y + (Math.random() - 0.5) * 200;
		debris.children[0].tint = 0x8B4513; // Brown debris color
		debris.velocityX = (Math.random() - 0.5) * 8;
		debris.velocityY = -Math.random() * 5;
		debris.life = 120; // Longer life for debris
		particles.push(debris);
		game.addChild(debris);
	}
	// Create sparks
	for (var j = 0; j < 5; j++) {
		createSparkParticle(x + (Math.random() - 0.5) * 80, y + (Math.random() - 0.5) * 150);
	}
}
// Function to spawn coin
function spawnCoin() {
	var coin = new Coin();
	coin.x = 2200;
	coin.y = 200 + Math.random() * 2300;
	coin.lastIntersecting = false;
	coins.push(coin);
	game.addChild(coin);
}
// Function to spawn power-up
function spawnPowerUp() {
	var powerUp = new PowerUp();
	powerUp.x = 2200;
	powerUp.y = 200 + Math.random() * 2300;
	powerUp.lastIntersecting = false;
	powerUps.push(powerUp);
	game.addChild(powerUp);
}
// Function to apply power-up effect
function applyPowerUpEffect() {
	invulnerabilityTime = 300; // 5 seconds at 60fps
	comboMultiplier = Math.min(comboMultiplier + 0.5, 3); // Max 3x multiplier
	lastPowerUpTime = LK.ticks;
	// Visual feedback
	LK.effects.flashObject(aircraft, 0x00FFFF, 500);
	LK.getSound('powerup').play();
	// Update aircraft appearance during invulnerability
	tween(aircraft, {
		alpha: 0.7
	}, {
		duration: 100,
		onFinish: function onFinish() {
			tween(aircraft, {
				alpha: 1
			}, {
				duration: 100
			});
		}
	});
}
// Function to create level completion menu
function createLevelMenu() {
	showingMenu = true;
	menuContainer = new Container();
	game.addChild(menuContainer);
	// Semi-transparent background
	var menuBg = LK.getAsset('towerBase', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 8,
		scaleY: 2,
		alpha: 0.8
	});
	menuBg.x = 1024;
	menuBg.y = 1366;
	menuContainer.addChild(menuBg);
	// Title text
	var titleText = new Text2('Level ' + currentLevel + ' Complete!', {
		size: 80,
		fill: 0xFFFFFF
	});
	titleText.anchor.set(0.5, 0.5);
	titleText.x = 1024;
	titleText.y = 1200;
	menuContainer.addChild(titleText);
	// Retry button
	var retryText = new Text2('Retry Level', {
		size: 60,
		fill: 0x00FF00
	});
	retryText.anchor.set(0.5, 0.5);
	retryText.x = 1024;
	retryText.y = 1300;
	retryText.interactive = true;
	retryText.down = function () {
		restartCurrentLevel();
	};
	menuContainer.addChild(retryText);
	// Next level button
	var nextText = new Text2('Next Level', {
		size: 60,
		fill: 0x0080FF
	});
	nextText.anchor.set(0.5, 0.5);
	nextText.x = 1024;
	nextText.y = 1400;
	nextText.interactive = true;
	nextText.down = function () {
		goToNextLevel();
	};
	menuContainer.addChild(nextText);
	// Return to level 1 button
	var returnText = new Text2('Return to Level 1', {
		size: 60,
		fill: 0xFF8000
	});
	returnText.anchor.set(0.5, 0.5);
	returnText.x = 1024;
	returnText.y = 1500;
	returnText.interactive = true;
	returnText.down = function () {
		returnToLevel1();
	};
	menuContainer.addChild(returnText);
}
// Function to restart current level
function restartCurrentLevel() {
	hideMenu();
	levelScore = 0;
	// Clear existing towers and finish line
	clearLevel();
	// Reset aircraft position
	aircraft.x = 300;
	aircraft.y = 1366;
	// Update aircraft speed for current level
	aircraft.speed = Math.min(5, 3 + (currentLevel - 1) * 0.1);
	// Update UI
	progressText.setText('Progress: 0/' + towersToComplete);
}
// Function to go to next level
function goToNextLevel() {
	hideMenu();
	completeLevel();
}
// Function to return to level 1
function returnToLevel1() {
	hideMenu();
	currentLevel = 1;
	storage.currentLevel = 1;
	levelScore = 0;
	towersToComplete = 5 * currentLevel;
	// Clear existing towers and finish line
	clearLevel();
	// Reset aircraft position
	aircraft.x = 300;
	aircraft.y = 1366;
	// Update aircraft speed for level 1
	aircraft.speed = Math.min(5, 3 + (currentLevel - 1) * 0.1);
	// Update UI
	levelText.setText('Level: ' + currentLevel);
	progressText.setText('Progress: 0/' + towersToComplete);
}
// Function to create main menu
function createMainMenu() {
	showingMainMenu = true;
	mainMenuContainer = new Container();
	game.addChild(mainMenuContainer);
	// Start menu music
	if (gameSettings.musicEnabled) {
		LK.stopMusic();
		LK.playMusic('menuMusic', {
			loop: true
		});
		musicPlaying = false; // Reset flag so game music can start
	}
	// Semi-transparent background
	var menuBg = LK.getAsset('towerBase', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 10,
		scaleY: 4,
		alpha: 0.9
	});
	menuBg.x = 1024;
	menuBg.y = 1366;
	mainMenuContainer.addChild(menuBg);
	// Game title
	var titleText = new Text2('TOWER DODGE', {
		size: 120,
		fill: 0xFFD700
	});
	titleText.anchor.set(0.5, 0.5);
	titleText.x = 1024;
	titleText.y = 600;
	titleText.alpha = 0;
	mainMenuContainer.addChild(titleText);
	// Animate title entrance
	tween(titleText, {
		y: 750,
		alpha: 1
	}, {
		duration: 1000,
		easing: tween.bounceOut
	});
	// Subtitle
	var subtitleText = new Text2('Navigate through the towers!', {
		size: 60,
		fill: 0xFFFFFF
	});
	subtitleText.anchor.set(0.5, 0.5);
	subtitleText.x = 1024;
	subtitleText.y = 850;
	mainMenuContainer.addChild(subtitleText);
	// Play button
	var playText = new Text2('PLAY', {
		size: 80,
		fill: 0x00FF00
	});
	playText.anchor.set(0.5, 0.5);
	playText.x = 1024;
	playText.y = 1000;
	playText.alpha = 0;
	playText.scaleX = 0.5;
	playText.scaleY = 0.5;
	playText.interactive = true;
	playText.down = function () {
		// Add button press animation
		tween(playText, {
			scaleX: 1.2,
			scaleY: 1.2
		}, {
			duration: 100,
			onFinish: function onFinish() {
				tween(playText, {
					scaleX: 1,
					scaleY: 1
				}, {
					duration: 100
				});
			}
		});
		hideMainMenu();
		startGame();
	};
	mainMenuContainer.addChild(playText);
	// Animate play button entrance with delay
	tween(playText, {
		y: 1050,
		alpha: 1,
		scaleX: 1,
		scaleY: 1
	}, {
		duration: 800,
		easing: tween.elasticOut
	});
	// Shop button
	var shopText = new Text2('SHOP', {
		size: 80,
		fill: 0x00FFFF
	});
	shopText.anchor.set(0.5, 0.5);
	shopText.x = 724; // Position to the left of center
	shopText.y = 1150;
	shopText.interactive = true;
	shopText.down = function () {
		hideMainMenu();
		showShop();
	};
	mainMenuContainer.addChild(shopText);
	// Skins button
	var skinsText = new Text2('SKINS', {
		size: 80,
		fill: 0x9932CC
	});
	skinsText.anchor.set(0.5, 0.5);
	skinsText.x = 1324; // Position to the right of center
	skinsText.y = 1150; // Same Y level as shop
	skinsText.interactive = true;
	skinsText.down = function () {
		hideMainMenu();
		showSkinsMenu();
	};
	mainMenuContainer.addChild(skinsText);
	// Codes button
	var codesText = new Text2('CODES', {
		size: 80,
		fill: 0xFF8000
	});
	codesText.anchor.set(0.5, 0.5);
	codesText.x = 1024;
	codesText.y = 1250;
	codesText.interactive = true;
	codesText.down = function () {
		hideMainMenu();
		showCodesMenu();
	};
	mainMenuContainer.addChild(codesText);
	// Current level indicator
	var levelIndicatorText = new Text2('Continue from Level ' + currentLevel, {
		size: 50,
		fill: 0xFFFF00
	});
	levelIndicatorText.anchor.set(0.5, 0.5);
	levelIndicatorText.x = 1024;
	levelIndicatorText.y = 1350;
	mainMenuContainer.addChild(levelIndicatorText);
	// Enhanced coins display section with background
	var coinsDisplayBg = LK.getAsset('towerTop', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 3.5,
		scaleY: 0.7,
		alpha: 0.4
	});
	coinsDisplayBg.x = 1024;
	coinsDisplayBg.y = 1450;
	mainMenuContainer.addChild(coinsDisplayBg);
	// Coins icon simulation using coin asset
	var coinsIcon = LK.getAsset('coin', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.5,
		scaleY: 1.5
	});
	coinsIcon.x = 850;
	coinsIcon.y = 1450;
	mainMenuContainer.addChild(coinsIcon);
	// Enhanced coins indicator with larger, more prominent text
	var coinsIndicatorText = new Text2('Your Coins: ' + playerCoins, {
		size: 55,
		fill: 0xFFD700
	});
	coinsIndicatorText.anchor.set(0.5, 0.5);
	coinsIndicatorText.x = 1100;
	coinsIndicatorText.y = 1450;
	mainMenuContainer.addChild(coinsIndicatorText);
	// Add subtle animation to coins display
	coinsIcon.rotationSpeed = 0.02;
	tween(coinsIcon, {
		rotation: Math.PI * 2
	}, {
		duration: 3000,
		loop: true,
		easing: tween.linear
	});
	// Add pulsing effect to coins text
	tween(coinsIndicatorText, {
		scaleX: 1.1,
		scaleY: 1.1
	}, {
		duration: 1500,
		loop: true,
		yoyo: true,
		easing: tween.easeInOut
	});
	// Enhanced total score display section with background
	var totalScoreDisplayBg = LK.getAsset('towerTop', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 3.5,
		scaleY: 0.7,
		alpha: 0.4
	});
	totalScoreDisplayBg.x = 1024;
	totalScoreDisplayBg.y = 1520;
	mainMenuContainer.addChild(totalScoreDisplayBg);
	// Total score icon simulation using finish flag asset
	var scoreIcon = LK.getAsset('finishFlag', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.2,
		scaleY: 1.2
	});
	scoreIcon.x = 850;
	scoreIcon.y = 1520;
	scoreIcon.tint = 0x00FF00;
	mainMenuContainer.addChild(scoreIcon);
	// Enhanced total score indicator with larger, more prominent text
	var totalScoreIndicatorText = new Text2('Total Score: ' + totalScore, {
		size: 55,
		fill: 0x00FF00
	});
	totalScoreIndicatorText.anchor.set(0.5, 0.5);
	totalScoreIndicatorText.x = 1100;
	totalScoreIndicatorText.y = 1520;
	mainMenuContainer.addChild(totalScoreIndicatorText);
	// Add subtle animation to score display
	scoreIcon.rotationSpeed = 0.015;
	tween(scoreIcon, {
		rotation: Math.PI * 2
	}, {
		duration: 4000,
		loop: true,
		easing: tween.linear
	});
	// Add pulsing effect to total score text
	tween(totalScoreIndicatorText, {
		scaleX: 1.1,
		scaleY: 1.1
	}, {
		duration: 1800,
		loop: true,
		yoyo: true,
		easing: tween.easeInOut
	});
	// Version display at bottom of menu
	var versionText = new Text2('Version: 0.00.02', {
		size: 45,
		fill: 0x888888
	});
	versionText.anchor.set(0.5, 0.5);
	versionText.x = 1024;
	versionText.y = 1620;
	mainMenuContainer.addChild(versionText);
	// Add subtle fade animation to version text
	versionText.alpha = 0.7;
	tween(versionText, {
		alpha: 1
	}, {
		duration: 2000,
		loop: true,
		yoyo: true,
		easing: tween.easeInOut
	});
}
// Function to show codes menu
function showCodesMenu() {
	showingCodesMenu = true;
	codesMenuContainer = new Container();
	game.addChild(codesMenuContainer);
	// Create layered background for depth effect
	var outerBorder = LK.getAsset('towerBase', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 11,
		scaleY: 4.5,
		alpha: 0.2
	});
	outerBorder.x = 1024;
	outerBorder.y = 1366;
	codesMenuContainer.addChild(outerBorder);
	// Main background with gradient effect
	var codesBg = LK.getAsset('towerBase', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 10.5,
		scaleY: 4.2,
		alpha: 0.95
	});
	codesBg.x = 1024;
	codesBg.y = 1366;
	codesMenuContainer.addChild(codesBg);
	// Inner frame for modern look
	var innerFrame = LK.getAsset('towerBase', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 10,
		scaleY: 4,
		alpha: 0.15
	});
	innerFrame.x = 1024;
	innerFrame.y = 1366;
	codesMenuContainer.addChild(innerFrame);
	// Title with enhanced styling and glow effect
	var titleBg = LK.getAsset('towerTop', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 4,
		scaleY: 1,
		alpha: 0.4
	});
	titleBg.x = 1024;
	titleBg.y = 750;
	codesMenuContainer.addChild(titleBg);
	var titleText = new Text2('ENTER CODE', {
		size: 95,
		fill: 0xFFD700
	});
	titleText.anchor.set(0.5, 0.5);
	titleText.x = 1024;
	titleText.y = 750;
	codesMenuContainer.addChild(titleText);
	// Add animated title underline
	var titleUnderline = LK.getAsset('finishLine', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 0,
		scaleY: 0.15
	});
	titleUnderline.x = 1024;
	titleUnderline.y = 815;
	codesMenuContainer.addChild(titleUnderline);
	// Animate underline appearance
	tween(titleUnderline, {
		scaleX: 5
	}, {
		duration: 800,
		easing: tween.easeOut
	});
	// Enhanced code input display with multiple layers
	var inputOuterBorder = LK.getAsset('towerBase', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 6.5,
		scaleY: 0.65,
		alpha: 0.2
	});
	inputOuterBorder.x = 1024;
	inputOuterBorder.y = 950;
	codesMenuContainer.addChild(inputOuterBorder);
	var inputBg = LK.getAsset('towerBase', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 6,
		scaleY: 0.55,
		alpha: 0.4
	});
	inputBg.x = 1024;
	inputBg.y = 950;
	codesMenuContainer.addChild(inputBg);
	var inputInner = LK.getAsset('towerTop', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 5.5,
		scaleY: 0.45,
		alpha: 0.8
	});
	inputInner.x = 1024;
	inputInner.y = 950;
	codesMenuContainer.addChild(inputInner);
	var codeInputText = new Text2('', {
		size: 70,
		fill: 0x000000
	});
	codeInputText.anchor.set(0.5, 0.5);
	codeInputText.x = 1024;
	codeInputText.y = 950;
	codesMenuContainer.addChild(codeInputText);
	// Enhanced instructions with icon-like styling
	var instructionBg = LK.getAsset('towerTop', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 4.5,
		scaleY: 0.4,
		alpha: 0.3
	});
	instructionBg.x = 1024;
	instructionBg.y = 1050;
	codesMenuContainer.addChild(instructionBg);
	var instructionText = new Text2('Tap keys below to enter your code', {
		size: 48,
		fill: 0xF0F0F0
	});
	instructionText.anchor.set(0.5, 0.5);
	instructionText.x = 1024;
	instructionText.y = 1050;
	codesMenuContainer.addChild(instructionText);
	// Create enhanced virtual keyboard with modern styling
	var currentCode = '';
	var keyboardRows = ['QWERTYUIOP', 'ASDFGHJKL', 'ZXCVBNM'];
	var keySize = 70;
	var keySpacing = 130;
	var rowSpacing = 140;
	// Calculate starting positions for each row to center them perfectly with improved spacing
	var rowStartPositions = [1024 - (keyboardRows[0].length - 1) * keySpacing / 2,
	// QWERTY row
	1024 - (keyboardRows[1].length - 1) * keySpacing / 2,
	// ASDF row
	1024 - (keyboardRows[2].length - 1) * keySpacing / 2 // ZXCV row
	];
	for (var row = 0; row < keyboardRows.length; row++) {
		var letters = keyboardRows[row];
		for (var col = 0; col < letters.length; col++) {
			var letter = letters[col];
			// Create layered key design for modern look
			var keyShadow = LK.getAsset('towerBase', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: 0.45,
				scaleY: 0.65,
				alpha: 0.3
			});
			keyShadow.x = rowStartPositions[row] + col * keySpacing + 2;
			keyShadow.y = 1320 + row * rowSpacing + 2;
			codesMenuContainer.addChild(keyShadow);
			var keyBg = LK.getAsset('towerTop', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: 0.48,
				scaleY: 0.65,
				alpha: 0.9
			});
			keyBg.x = rowStartPositions[row] + col * keySpacing;
			keyBg.y = 1320 + row * rowSpacing;
			codesMenuContainer.addChild(keyBg);
			var keyHighlight = LK.getAsset('towerTop', {
				anchorX: 0.5,
				anchorY: 0.5,
				scaleX: 0.44,
				scaleY: 0.61,
				alpha: 0.6
			});
			keyHighlight.x = rowStartPositions[row] + col * keySpacing;
			keyHighlight.y = 1315 + row * rowSpacing;
			codesMenuContainer.addChild(keyHighlight);
			var keyText = new Text2(letter, {
				size: 140,
				fill: 0x000000
			});
			keyText.anchor.set(0.5, 0.5);
			keyText.x = rowStartPositions[row] + col * keySpacing;
			keyText.y = 1320 + row * rowSpacing;
			keyText.interactive = true;
			keyText.letter = letter;
			keyText.keyBg = keyBg;
			keyText.keyHighlight = keyHighlight;
			keyText.keyShadow = keyShadow;
			keyText.down = function () {
				// Enhanced button press animation with multiple elements
				tween(this, {
					scaleX: 1.15,
					scaleY: 1.15,
					y: this.y + 3
				}, {
					duration: 80,
					onFinish: function () {
						tween(this, {
							scaleX: 1,
							scaleY: 1,
							y: this.y - 3
						}, {
							duration: 120,
							easing: tween.easeOut
						});
					}.bind(this)
				});
				// Animate key background
				tween(this.keyBg, {
					scaleX: 0.48,
					scaleY: 0.68,
					alpha: 1
				}, {
					duration: 80,
					onFinish: function () {
						tween(this.keyBg, {
							scaleX: 0.42,
							scaleY: 0.62,
							alpha: 0.9
						}, {
							duration: 120
						});
					}.bind(this)
				});
				// Animate highlight
				tween(this.keyHighlight, {
					scaleX: 0.44,
					scaleY: 0.64,
					alpha: 0.8
				}, {
					duration: 80,
					onFinish: function () {
						tween(this.keyHighlight, {
							scaleX: 0.38,
							scaleY: 0.58,
							alpha: 0.6
						}, {
							duration: 120
						});
					}.bind(this)
				});
				if (currentCode.length < 25) {
					currentCode += this.letter;
					codeInputText.setText(currentCode);
					// Animate input text when adding character
					tween(codeInputText, {
						scaleX: 1.1,
						scaleY: 1.1
					}, {
						duration: 100,
						onFinish: function onFinish() {
							tween(codeInputText, {
								scaleX: 1,
								scaleY: 1
							}, {
								duration: 100
							});
						}
					});
				}
			};
			codesMenuContainer.addChild(keyText);
		}
	}
	// Add numbers row (0-9) above the letters
	var numbersRow = '0123456789';
	var numberRowY = 1120;
	var numberRowStartX = 1024 - (numbersRow.length - 1) * keySpacing / 2;
	for (var numCol = 0; numCol < numbersRow.length; numCol++) {
		var number = numbersRow[numCol];
		// Add number key shadow for depth
		var numKeyShadow = LK.getAsset('towerBase', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 0.51,
			scaleY: 0.68,
			alpha: 0.3
		});
		numKeyShadow.x = numberRowStartX + numCol * keySpacing + 2;
		numKeyShadow.y = numberRowY + 2;
		codesMenuContainer.addChild(numKeyShadow);
		// Add number key background
		var numKeyBg = LK.getAsset('towerTop', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 0.48,
			scaleY: 0.65,
			alpha: 0.9
		});
		numKeyBg.x = numberRowStartX + numCol * keySpacing;
		numKeyBg.y = numberRowY;
		codesMenuContainer.addChild(numKeyBg);
		// Add number key highlight
		var numKeyHighlight = LK.getAsset('towerTop', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 0.44,
			scaleY: 0.61,
			alpha: 0.6
		});
		numKeyHighlight.x = numberRowStartX + numCol * keySpacing;
		numKeyHighlight.y = numberRowY - 2;
		codesMenuContainer.addChild(numKeyHighlight);
		var numKeyText = new Text2(number, {
			size: 135,
			fill: 0x0080FF
		});
		numKeyText.anchor.set(0.5, 0.5);
		numKeyText.x = numberRowStartX + numCol * keySpacing;
		numKeyText.y = numberRowY;
		numKeyText.interactive = true;
		numKeyText.letter = number;
		numKeyText.keyBg = numKeyBg;
		numKeyText.keyHighlight = numKeyHighlight;
		numKeyText.keyShadow = numKeyShadow;
		numKeyText.down = function () {
			// Enhanced button press animation matching letter keys
			tween(this, {
				scaleX: 1.15,
				scaleY: 1.15,
				y: this.y + 3
			}, {
				duration: 80,
				onFinish: function () {
					tween(this, {
						scaleX: 1,
						scaleY: 1,
						y: this.y - 3
					}, {
						duration: 120,
						easing: tween.easeOut
					});
				}.bind(this)
			});
			// Animate key background
			tween(this.keyBg, {
				scaleX: 0.54,
				scaleY: 0.71,
				alpha: 1
			}, {
				duration: 80,
				onFinish: function () {
					tween(this.keyBg, {
						scaleX: 0.48,
						scaleY: 0.65,
						alpha: 0.9
					}, {
						duration: 120
					});
				}.bind(this)
			});
			// Animate highlight
			tween(this.keyHighlight, {
				scaleX: 0.50,
				scaleY: 0.67,
				alpha: 0.8
			}, {
				duration: 80,
				onFinish: function () {
					tween(this.keyHighlight, {
						scaleX: 0.44,
						scaleY: 0.61,
						alpha: 0.6
					}, {
						duration: 120
					});
				}.bind(this)
			});
			if (currentCode.length < 25) {
				currentCode += this.letter;
				codeInputText.setText(currentCode);
				// Animate input text when adding character
				tween(codeInputText, {
					scaleX: 1.1,
					scaleY: 1.1
				}, {
					duration: 100,
					onFinish: function onFinish() {
						tween(codeInputText, {
							scaleX: 1,
							scaleY: 1
						}, {
							duration: 100
						});
					}
				});
			}
		};
		codesMenuContainer.addChild(numKeyText);
	}
	// Create enhanced control button layout with improved design
	var buttonY = 1720;
	var buttonSpacing = 280;
	// Clear button with layered design (left)
	var clearShadow = LK.getAsset('towerBase', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.3,
		scaleY: 0.85,
		alpha: 0.3
	});
	clearShadow.x = 1024 - buttonSpacing + 3;
	clearShadow.y = buttonY + 3;
	codesMenuContainer.addChild(clearShadow);
	var clearBg = LK.getAsset('towerTop', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.25,
		scaleY: 0.82,
		alpha: 0.9
	});
	clearBg.x = 1024 - buttonSpacing;
	clearBg.y = buttonY;
	codesMenuContainer.addChild(clearBg);
	var clearHighlight = LK.getAsset('towerTop', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.1,
		scaleY: 0.68,
		alpha: 0.4
	});
	clearHighlight.x = 1024 - buttonSpacing;
	clearHighlight.y = buttonY - 5;
	codesMenuContainer.addChild(clearHighlight);
	var clearText = new Text2('CLEAR', {
		size: 58,
		fill: 0x000000
	});
	clearText.anchor.set(0.5, 0.5);
	clearText.x = 1024 - buttonSpacing;
	clearText.y = buttonY;
	clearText.interactive = true;
	clearText.clearBg = clearBg;
	clearText.clearHighlight = clearHighlight;
	clearText.down = function () {
		// Enhanced button animation with 3D effect
		tween(this, {
			scaleX: 1.05,
			scaleY: 1.05,
			y: this.y + 2
		}, {
			duration: 80,
			onFinish: function () {
				tween(this, {
					scaleX: 1,
					scaleY: 1,
					y: this.y - 2
				}, {
					duration: 120,
					easing: tween.easeOut
				});
			}.bind(this)
		});
		// Animate background elements
		tween(this.clearBg, {
			scaleX: 1.35,
			scaleY: 0.9,
			alpha: 1
		}, {
			duration: 80,
			onFinish: function () {
				tween(this.clearBg, {
					scaleX: 1.25,
					scaleY: 0.82,
					alpha: 0.9
				}, {
					duration: 120
				});
			}.bind(this)
		});
		currentCode = '';
		codeInputText.setText('');
		// Animate input clearing
		tween(codeInputText, {
			alpha: 0.3
		}, {
			duration: 200,
			onFinish: function onFinish() {
				tween(codeInputText, {
					alpha: 1
				}, {
					duration: 200
				});
			}
		});
	};
	codesMenuContainer.addChild(clearText);
	// Submit button with layered design (right)
	var submitShadow = LK.getAsset('towerBase', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.3,
		scaleY: 0.85,
		alpha: 0.3
	});
	submitShadow.x = 1024 + buttonSpacing + 3;
	submitShadow.y = buttonY + 3;
	codesMenuContainer.addChild(submitShadow);
	var submitBg = LK.getAsset('towerTop', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.25,
		scaleY: 0.82,
		alpha: 0.9
	});
	submitBg.x = 1024 + buttonSpacing;
	submitBg.y = buttonY;
	codesMenuContainer.addChild(submitBg);
	var submitHighlight = LK.getAsset('towerTop', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.1,
		scaleY: 0.68,
		alpha: 0.4
	});
	submitHighlight.x = 1024 + buttonSpacing;
	submitHighlight.y = buttonY - 5;
	codesMenuContainer.addChild(submitHighlight);
	var submitText = new Text2('SUBMIT', {
		size: 58,
		fill: 0x000000
	});
	submitText.anchor.set(0.5, 0.5);
	submitText.x = 1024 + buttonSpacing;
	submitText.y = buttonY;
	submitText.interactive = true;
	submitText.submitBg = submitBg;
	submitText.down = function () {
		// Enhanced button animation
		tween(this, {
			scaleX: 1.05,
			scaleY: 1.05,
			y: this.y + 2
		}, {
			duration: 80,
			onFinish: function () {
				tween(this, {
					scaleX: 1,
					scaleY: 1,
					y: this.y - 2
				}, {
					duration: 120,
					easing: tween.easeOut
				});
			}.bind(this)
		});
		tween(this.submitBg, {
			scaleX: 1.35,
			scaleY: 0.9,
			alpha: 1
		}, {
			duration: 80,
			onFinish: function () {
				tween(this.submitBg, {
					scaleX: 1.25,
					scaleY: 0.82,
					alpha: 0.9
				}, {
					duration: 120
				});
			}.bind(this)
		});
		if (currentCode === 'ZKUIT1GAMESSTAFFMODE') {
			// Success animation before activating admin mode
			tween(codeInputText, {
				fill: 0x00FF00,
				scaleX: 1.2,
				scaleY: 1.2
			}, {
				duration: 300,
				onFinish: function onFinish() {
					// Activate admin mode for 15 minutes
					adminMode = true;
					adminModeEndTime = Date.now() + 15 * 60 * 1000; // 15 minutes in milliseconds
					storage.adminModeEndTime = adminModeEndTime;
					hideCodesMenu();
					showAdminMenu();
				}
			});
		} else if (currentCode === 'LEVELS') {
			// Success animation before showing levels menu
			tween(codeInputText, {
				fill: 0x00FF00,
				scaleX: 1.2,
				scaleY: 1.2
			}, {
				duration: 300,
				onFinish: function onFinish() {
					hideCodesMenu();
					showLevelsMenu();
				}
			});
		} else if (currentCode === 'RESETALL') {
			// Success animation before resetting to level 1
			tween(codeInputText, {
				fill: 0x00FF00,
				scaleX: 1.2,
				scaleY: 1.2
			}, {
				duration: 300,
				onFinish: function onFinish() {
					// Reset player progress to level 1
					currentLevel = 1;
					storage.currentLevel = 1;
					levelScore = 0;
					towersToComplete = 5 * currentLevel;
					// Update game settings
					gameSettings.highestLevelReached = 1;
					storage.gameSettings = gameSettings;
					// Clear level and reset aircraft
					clearLevel();
					aircraft.x = 300;
					aircraft.y = 1366;
					hideCodesMenu();
					createMainMenu();
				}
			});
		} else if (currentCode === 'FREEMONEYBETA2025') {
			// Check if this code has already been used
			var usedCodes = storage.usedCodes || [];
			if (usedCodes.indexOf('FREEMONEYBETA2025') >= 0) {
				// Code already used - show error
				tween(codeInputText, {
					scaleX: 1.3,
					scaleY: 0.8,
					fill: 0xFF0000
				}, {
					duration: 150,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						tween(codeInputText, {
							scaleX: 1,
							scaleY: 1,
							fill: 0x000000
						}, {
							duration: 300,
							easing: tween.easeInOut
						});
					}
				});
				currentCode = '';
				codeInputText.setText('CODE ALREADY USED');
				LK.setTimeout(function () {
					codeInputText.setText('');
				}, 2000);
			} else {
				// Success animation before awarding coins
				tween(codeInputText, {
					fill: 0x00FF00,
					scaleX: 1.2,
					scaleY: 1.2
				}, {
					duration: 300,
					onFinish: function onFinish() {
						// Award 200 coins
						playerCoins += 200;
						storage.playerCoins = playerCoins;
						// Mark code as used
						usedCodes.push('FREEMONEYBETA2025');
						storage.usedCodes = usedCodes;
						// Flash screen gold for success
						LK.effects.flashScreen(0xFFD700, 500);
						// Play coin sound if available
						if (LK.getSound('coinCollect')) {
							LK.getSound('coinCollect').play();
						}
						hideCodesMenu();
						createMainMenu();
					}
				});
			}
		} else if (currentCode === 'ORANGEFREESKIN') {
			// Check if this code has already been used
			var usedCodes = storage.usedCodes || [];
			if (usedCodes.indexOf('ORANGEFREESKIN') >= 0) {
				// Code already used - show error
				tween(codeInputText, {
					scaleX: 1.3,
					scaleY: 0.8,
					fill: 0xFF0000
				}, {
					duration: 150,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						tween(codeInputText, {
							scaleX: 1,
							scaleY: 1,
							fill: 0x000000
						}, {
							duration: 300,
							easing: tween.easeInOut
						});
					}
				});
				currentCode = '';
				codeInputText.setText('CODE ALREADY USED');
				LK.setTimeout(function () {
					codeInputText.setText('');
				}, 2000);
			} else {
				// Success animation before awarding orange skin
				tween(codeInputText, {
					fill: 0xFF8000,
					scaleX: 1.2,
					scaleY: 1.2
				}, {
					duration: 300,
					onFinish: function onFinish() {
						// Add orange aircraft to owned styles if not already owned
						if (ownedAircraftStyles.indexOf('orange') < 0) {
							ownedAircraftStyles.push('orange');
							storage.ownedAircraftStyles = ownedAircraftStyles;
						}
						// Equip the orange skin immediately
						currentAircraftStyle = 'orange';
						storage.currentAircraftStyle = currentAircraftStyle;
						updateAircraftStyle();
						// Mark code as used
						usedCodes.push('ORANGEFREESKIN');
						storage.usedCodes = usedCodes;
						// Flash screen orange for success
						LK.effects.flashScreen(0xFF8000, 500);
						// Play coin sound if available
						if (LK.getSound('coinCollect')) {
							LK.getSound('coinCollect').play();
						}
						hideCodesMenu();
						createMainMenu();
					}
				});
			}
		} else if (currentCode.indexOf('TPLEVELSTAFFLV') === 0) {
			// Extract level number from code (format: TPLEVELSTAFFLVnumero)
			var levelNumberStr = currentCode.substring(14); // Remove 'TPLEVELSTAFFLV' prefix
			var targetLevel = parseInt(levelNumberStr, 10);
			// Validate level number (must be between 1 and 100)
			if (!isNaN(targetLevel) && targetLevel >= 1 && targetLevel <= 100) {
				// Success animation before teleporting to level
				tween(codeInputText, {
					fill: 0x00FF00,
					scaleX: 1.2,
					scaleY: 1.2
				}, {
					duration: 300,
					onFinish: function onFinish() {
						// Transport player to specified level
						currentLevel = targetLevel;
						storage.currentLevel = currentLevel;
						levelScore = 0;
						towersToComplete = 5 * currentLevel;
						// Update game settings if new level is higher than previous highest
						if (currentLevel > gameSettings.highestLevelReached) {
							gameSettings.highestLevelReached = currentLevel;
							storage.gameSettings = gameSettings;
						}
						// Clear level and reset aircraft
						clearLevel();
						aircraft.x = 300;
						aircraft.y = 1366;
						hideCodesMenu();
						createMainMenu();
					}
				});
			} else {
				// Invalid level number - treat as wrong code
				tween(codeInputText, {
					scaleX: 1.3,
					scaleY: 0.8,
					fill: 0xFF0000
				}, {
					duration: 150,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						tween(codeInputText, {
							scaleX: 1,
							scaleY: 1,
							fill: 0x000000
						}, {
							duration: 300,
							easing: tween.easeInOut
						});
					}
				});
				currentCode = '';
				codeInputText.setText('INVALID LEVEL');
				LK.setTimeout(function () {
					codeInputText.setText('');
				}, 2000);
			}
		} else {
			// Enhanced wrong code animation
			tween(codeInputText, {
				scaleX: 1.3,
				scaleY: 0.8,
				fill: 0xFF0000
			}, {
				duration: 150,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					tween(codeInputText, {
						scaleX: 1,
						scaleY: 1,
						fill: 0x000000
					}, {
						duration: 300,
						easing: tween.easeInOut
					});
				}
			});
			currentCode = '';
			codeInputText.setText('INVALID CODE');
			LK.setTimeout(function () {
				codeInputText.setText('');
			}, 2000);
		}
	};
	codesMenuContainer.addChild(submitText);
	// Back button with enhanced design (centered at bottom)
	var backShadow = LK.getAsset('towerBase', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.1,
		scaleY: 0.75,
		alpha: 0.3
	});
	backShadow.x = 1024 + 2;
	backShadow.y = 1870 + 2;
	codesMenuContainer.addChild(backShadow);
	var backBg = LK.getAsset('towerTop', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.05,
		scaleY: 0.72,
		alpha: 0.9
	});
	backBg.x = 1024;
	backBg.y = 1870;
	codesMenuContainer.addChild(backBg);
	var backText = new Text2('BACK', {
		size: 58,
		fill: 0x000000
	});
	backText.anchor.set(0.5, 0.5);
	backText.x = 1024;
	backText.y = 1870;
	backText.interactive = true;
	backText.backBg = backBg;
	backText.down = function () {
		// Enhanced back button animation
		tween(this, {
			scaleX: 1.05,
			scaleY: 1.05,
			y: this.y + 2
		}, {
			duration: 80,
			onFinish: function () {
				tween(this, {
					scaleX: 1,
					scaleY: 1,
					y: this.y - 2
				}, {
					duration: 120,
					easing: tween.easeOut
				});
			}.bind(this)
		});
		tween(this.backBg, {
			scaleX: 1.15,
			scaleY: 0.8,
			alpha: 1
		}, {
			duration: 80,
			onFinish: function () {
				tween(this.backBg, {
					scaleX: 1.05,
					scaleY: 0.72,
					alpha: 0.9
				}, {
					duration: 120
				});
			}.bind(this)
		});
		hideCodesMenu();
		createMainMenu();
	};
	codesMenuContainer.addChild(backText);
	// Add sophisticated entrance animations with staggered timing
	// Animate title with bounce effect
	titleText.alpha = 0;
	titleText.scaleX = 0.3;
	titleText.scaleY = 0.3;
	titleText.y = titleText.y - 50;
	tween(titleText, {
		alpha: 1,
		scaleX: 1,
		scaleY: 1,
		y: titleText.y + 50
	}, {
		duration: 800,
		easing: tween.bounceOut
	});
	// Animate input area with cascading effect
	inputOuterBorder.alpha = 0;
	inputBg.alpha = 0;
	inputInner.alpha = 0;
	codeInputText.alpha = 0;
	instructionText.alpha = 0;
	instructionBg.alpha = 0;
	// Staggered input area animations
	tween(inputOuterBorder, {
		alpha: 0.2
	}, {
		duration: 300
	});
	LK.setTimeout(function () {
		tween(inputBg, {
			alpha: 0.4
		}, {
			duration: 300
		});
	}, 100);
	LK.setTimeout(function () {
		tween(inputInner, {
			alpha: 0.8
		}, {
			duration: 300
		});
	}, 200);
	LK.setTimeout(function () {
		tween(codeInputText, {
			alpha: 1
		}, {
			duration: 400
		});
	}, 300);
	LK.setTimeout(function () {
		tween(instructionBg, {
			alpha: 0.3
		}, {
			duration: 300
		});
	}, 400);
	LK.setTimeout(function () {
		tween(instructionText, {
			alpha: 1
		}, {
			duration: 400
		});
	}, 500);
	// Animate keyboard keys with wave effect
	for (var animRow = 0; animRow < keyboardRows.length; animRow++) {
		for (var animCol = 0; animCol < keyboardRows[animRow].length; animCol++) {
			(function (row, col) {
				LK.setTimeout(function () {
					var keyIndex = row * 10 + col; // Approximate index for timing
					var targetKey = codesMenuContainer.children.filter(function (child) {
						return child.letter && child.x === rowStartPositions[row] + col * keySpacing && child.y === 1320 + row * rowSpacing;
					})[0];
					if (targetKey) {
						targetKey.alpha = 0;
						targetKey.scaleX = 0.5;
						targetKey.scaleY = 0.5;
						tween(targetKey, {
							alpha: 1,
							scaleX: 1,
							scaleY: 1
						}, {
							duration: 300,
							easing: tween.easeOut
						});
					}
				}, 600 + row * 50 + col * 20);
			})(animRow, animCol);
		}
	}
	// Animate number keys
	for (var numAnimCol = 0; numAnimCol < numbersRow.length; numAnimCol++) {
		(function (col) {
			LK.setTimeout(function () {
				var targetNumKey = codesMenuContainer.children.filter(function (child) {
					return child.letter && child.x === numberRowStartX + col * keySpacing && child.y === numberRowY;
				})[0];
				if (targetNumKey) {
					targetNumKey.alpha = 0;
					targetNumKey.scaleX = 0.5;
					targetNumKey.scaleY = 0.5;
					tween(targetNumKey, {
						alpha: 1,
						scaleX: 1,
						scaleY: 1
					}, {
						duration: 300,
						easing: tween.easeOut
					});
				}
			}, 550 + col * 25);
		})(numAnimCol);
	}
	// Animate control buttons with final cascade
	LK.setTimeout(function () {
		clearText.alpha = 0;
		clearText.scaleX = 0.8;
		clearText.scaleY = 0.8;
		tween(clearText, {
			alpha: 1,
			scaleX: 1,
			scaleY: 1
		}, {
			duration: 400,
			easing: tween.easeOut
		});
	}, 1200);
	LK.setTimeout(function () {
		submitText.alpha = 0;
		submitText.scaleX = 0.8;
		submitText.scaleY = 0.8;
		tween(submitText, {
			alpha: 1,
			scaleX: 1,
			scaleY: 1
		}, {
			duration: 400,
			easing: tween.easeOut
		});
	}, 1300);
	LK.setTimeout(function () {
		backText.alpha = 0;
		backText.scaleX = 0.8;
		backText.scaleY = 0.8;
		tween(backText, {
			alpha: 1,
			scaleX: 1,
			scaleY: 1
		}, {
			duration: 400,
			easing: tween.easeOut
		});
	}, 1400);
}
// Function to show skins menu
function showSkinsMenu() {
	var skinsMenuContainer = new Container();
	game.addChild(skinsMenuContainer);
	// Main background
	var skinsBg = LK.getAsset('towerBase', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 10,
		scaleY: 4.5,
		alpha: 0.9
	});
	skinsBg.x = 1024;
	skinsBg.y = 1366;
	skinsMenuContainer.addChild(skinsBg);
	// Title
	var titleText = new Text2('MY SKINS', {
		size: 80,
		fill: 0x9932CC
	});
	titleText.anchor.set(0.5, 0.5);
	titleText.x = 1024;
	titleText.y = 450;
	skinsMenuContainer.addChild(titleText);
	// Display owned aircraft skins
	var centerX = 1024;
	var itemStartY = 700;
	var itemSpacing = 140;
	// Get all aircraft styles including orange if unlocked
	var searchAircraftStyles = aircraftStyles.slice();
	var usedCodes = storage.usedCodes || [];
	if (usedCodes.indexOf('ORANGEFREESKIN') >= 0) {
		searchAircraftStyles.push(orangeAircraftStyle);
	}
	// Filter to show only owned skins
	var ownedSkins = searchAircraftStyles.filter(function (style) {
		return ownedAircraftStyles.indexOf(style.id) >= 0;
	});
	// Aircraft skins section title
	var aircraftTitleText = new Text2('OWNED AIRCRAFT SKINS', {
		size: 55,
		fill: 0xFFFFFF
	});
	aircraftTitleText.anchor.set(0.5, 0.5);
	aircraftTitleText.x = centerX;
	aircraftTitleText.y = 620;
	skinsMenuContainer.addChild(aircraftTitleText);
	// Display owned skins
	for (var s = 0; s < ownedSkins.length; s++) {
		var skinItem = ownedSkins[s];
		var isEquipped = currentAircraftStyle === skinItem.id;
		// Item card
		var itemBg = LK.getAsset('towerTop', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 6,
			scaleY: 1.2,
			alpha: isEquipped ? 0.9 : 0.7
		});
		itemBg.x = centerX;
		itemBg.y = itemStartY + s * itemSpacing;
		if (isEquipped) itemBg.tint = 0x00AA66;
		skinsMenuContainer.addChild(itemBg);
		// Aircraft preview
		var previewAircraft = LK.getAsset('aircraft', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 1.2,
			scaleY: 1.2
		});
		previewAircraft.x = centerX - 250;
		previewAircraft.y = itemStartY + s * itemSpacing;
		previewAircraft.tint = skinItem.color;
		skinsMenuContainer.addChild(previewAircraft);
		// Skin name
		var skinNameText = new Text2(skinItem.name, {
			size: 44,
			fill: 0x000000
		});
		skinNameText.anchor.set(0, 0.5);
		skinNameText.x = centerX - 120;
		skinNameText.y = itemStartY + s * itemSpacing;
		skinsMenuContainer.addChild(skinNameText);
		// Status or equip button
		var buttonText = isEquipped ? 'EQUIPPED' : 'EQUIP';
		var buttonColor = isEquipped ? 0x888888 : 0x00AA00;
		var skinButton = new Text2(buttonText, {
			size: 38,
			fill: buttonColor
		});
		skinButton.anchor.set(0.5, 0.5);
		skinButton.x = centerX + 200;
		skinButton.y = itemStartY + s * itemSpacing;
		skinButton.skinItem = skinItem;
		skinButton.isEquipped = isEquipped;
		if (!isEquipped) {
			skinButton.interactive = true;
			skinButton.down = function () {
				// Equip skin
				currentAircraftStyle = this.skinItem.id;
				storage.currentAircraftStyle = currentAircraftStyle;
				updateAircraftStyle();
				LK.effects.flashScreen(0x00FF00, 300);
				// Refresh skins menu
				skinsMenuContainer.destroy();
				showSkinsMenu();
			};
		}
		skinsMenuContainer.addChild(skinButton);
	}
	// Back button
	var backText = new Text2('BACK', {
		size: 50,
		fill: 0xFFFFFF
	});
	backText.anchor.set(0.5, 0.5);
	backText.x = 1024;
	backText.y = 1800;
	backText.interactive = true;
	backText.down = function () {
		skinsMenuContainer.destroy();
		createMainMenu();
	};
	skinsMenuContainer.addChild(backText);
	// Fade-in animation
	skinsMenuContainer.alpha = 0;
	tween(skinsMenuContainer, {
		alpha: 1
	}, {
		duration: 300
	});
}
// Function to show shop
function showShop() {
	showingShop = true;
	shopContainer = new Container();
	game.addChild(shopContainer);
	// Simple main background
	var shopBg = LK.getAsset('towerBase', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 10,
		scaleY: 4.5,
		alpha: 0.9
	});
	shopBg.x = 1024;
	shopBg.y = 1366;
	shopContainer.addChild(shopBg);
	// Clean title
	var titleText = new Text2('SHOP', {
		size: 80,
		fill: 0xFFD700
	});
	titleText.anchor.set(0.5, 0.5);
	titleText.x = 1024;
	titleText.y = 400;
	shopContainer.addChild(titleText);
	// Simple coins display
	var coinsDisplayText = new Text2('Coins: ' + playerCoins, {
		size: 50,
		fill: 0xFFD700
	});
	coinsDisplayText.anchor.set(0.5, 0.5);
	coinsDisplayText.x = 1024;
	coinsDisplayText.y = 480;
	shopContainer.addChild(coinsDisplayText);
	// Store reference to update coins display throughout shop
	shopContainer.coinsDisplayText = coinsDisplayText;
	// Add function to update coins display with animation
	shopContainer.updateCoinsDisplay = function (newAmount) {
		// Flash effect on coins change
		tween(this.coinsDisplayText, {
			scaleX: 1.2,
			scaleY: 1.2,
			fill: 0x00FF00
		}, {
			duration: 200,
			onFinish: function () {
				this.coinsDisplayText.setText('Coins: ' + newAmount);
				tween(this.coinsDisplayText, {
					scaleX: 1,
					scaleY: 1,
					fill: 0xFFD700
				}, {
					duration: 300,
					easing: tween.bounceOut
				});
			}.bind(this)
		});
	};
	// Simple centered layout with increased spacing
	var centerX = 1024;
	var itemStartY = 600;
	var itemSpacing = 120;
	// Aircraft styles section title
	var aircraftTitleText = new Text2('AIRCRAFT STYLES', {
		size: 55,
		fill: 0xFFFFFF
	});
	aircraftTitleText.anchor.set(0.5, 0.5);
	aircraftTitleText.x = centerX;
	aircraftTitleText.y = 560;
	shopContainer.addChild(aircraftTitleText);
	// Create display array without orange skin and filter out owned skins
	var displayAircraftStyles = aircraftStyles.filter(function (style) {
		return ownedAircraftStyles.indexOf(style.id) < 0; // Only show unowned skins
	});
	// Aircraft items with clean design
	for (var a = 0; a < displayAircraftStyles.length; a++) {
		var aircraftItem = displayAircraftStyles[a];
		var isOwned = ownedAircraftStyles.indexOf(aircraftItem.id) >= 0;
		var isEquipped = currentAircraftStyle === aircraftItem.id;
		// Simple item card
		var itemBg = LK.getAsset('towerTop', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 6,
			scaleY: 1.2,
			alpha: isEquipped ? 0.9 : 0.7
		});
		itemBg.x = centerX;
		itemBg.y = itemStartY + a * itemSpacing;
		if (isEquipped) itemBg.tint = 0x00AA66;
		shopContainer.addChild(itemBg);
		// Aircraft preview
		var previewAircraft = LK.getAsset('aircraft', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 1.2,
			scaleY: 1.2
		});
		previewAircraft.x = centerX - 250;
		previewAircraft.y = itemStartY + a * itemSpacing;
		previewAircraft.tint = aircraftItem.color;
		shopContainer.addChild(previewAircraft);
		// Item name
		var itemNameText = new Text2(aircraftItem.name, {
			size: 44,
			fill: 0x000000
		});
		itemNameText.anchor.set(0, 0.5);
		itemNameText.x = centerX - 120;
		itemNameText.y = itemStartY + a * itemSpacing;
		shopContainer.addChild(itemNameText);
		// Purchase button
		var buttonText = isOwned ? isEquipped ? 'EQUIPPED' : 'EQUIP' : 'BUY ' + aircraftItem.price;
		var buttonColor = isOwned ? isEquipped ? 0x888888 : 0x00AA00 : playerCoins >= aircraftItem.price ? 0x0066CC : 0xCC0000;
		var itemButton = new Text2(buttonText, {
			size: 38,
			fill: buttonColor
		});
		itemButton.anchor.set(0.5, 0.5);
		itemButton.x = centerX + 200;
		itemButton.y = itemStartY + a * itemSpacing;
		itemButton.aircraftItem = aircraftItem;
		itemButton.isOwned = isOwned;
		itemButton.isEquipped = isEquipped;
		if (!isEquipped) {
			itemButton.interactive = true;
			itemButton.down = function () {
				// Simple button animation
				tween(this, {
					scaleX: 1.1,
					scaleY: 1.1
				}, {
					duration: 100,
					easing: tween.easeOut,
					onFinish: function () {
						tween(this, {
							scaleX: 1,
							scaleY: 1
						}, {
							duration: 100
						});
					}.bind(this)
				});
				if (this.isOwned) {
					// Equip item
					currentAircraftStyle = this.aircraftItem.id;
					storage.currentAircraftStyle = currentAircraftStyle;
					updateAircraftStyle();
					LK.effects.flashScreen(0x00FF00, 300);
					hideShop();
					showShop();
				} else if (playerCoins >= this.aircraftItem.price) {
					// Purchase item
					playerCoins -= this.aircraftItem.price;
					storage.playerCoins = playerCoins;
					ownedAircraftStyles.push(this.aircraftItem.id);
					storage.ownedAircraftStyles = ownedAircraftStyles;
					currentAircraftStyle = this.aircraftItem.id;
					storage.currentAircraftStyle = currentAircraftStyle;
					updateAircraftStyle();
					LK.effects.flashScreen(0xFFD700, 500);
					if (LK.getSound('coinCollect')) {
						LK.getSound('coinCollect').play();
					}
					// Refresh shop to remove purchased item
					hideShop();
					showShop();
				} else {
					// Insufficient funds
					LK.effects.flashObject(this, 0xFF0000, 300);
				}
			};
		}
		shopContainer.addChild(itemButton);
	}
	// Simple back button
	var backText = new Text2('BACK', {
		size: 50,
		fill: 0xFFFFFF
	});
	backText.anchor.set(0.5, 0.5);
	backText.x = 1024;
	backText.y = 1800;
	backText.interactive = true;
	backText.down = function () {
		// Simple button animation
		tween(this, {
			scaleX: 1.1,
			scaleY: 1.1
		}, {
			duration: 100,
			onFinish: function () {
				tween(this, {
					scaleX: 1,
					scaleY: 1
				}, {
					duration: 100
				});
			}.bind(this)
		});
		hideShop();
		createMainMenu();
	};
	shopContainer.addChild(backText);
	// Simple fade-in animation
	shopContainer.alpha = 0;
	tween(shopContainer, {
		alpha: 1
	}, {
		duration: 300
	});
}
// Function to hide shop
function hideShop() {
	if (shopContainer) {
		shopContainer.destroy();
		shopContainer = null;
	}
	showingShop = false;
}
// Function to update aircraft style
function updateAircraftStyle() {
	// Create search array that includes orange skin if unlocked
	var searchAircraftStyles = aircraftStyles.slice();
	var usedCodes = storage.usedCodes || [];
	if (usedCodes.indexOf('ORANGEFREESKIN') >= 0) {
		searchAircraftStyles.push(orangeAircraftStyle);
	}
	var styleData = searchAircraftStyles.find(function (style) {
		return style.id === currentAircraftStyle;
	});
	if (styleData && aircraft) {
		// Apply color to main aircraft components
		aircraft.children[0].tint = styleData.color; // Main aircraft body
		aircraft.children[1].tint = styleData.color; // Main wing
		aircraft.children[4].tint = styleData.color; // Tail
		aircraft.children[5].tint = styleData.color; // Horizontal stabilizer
		// Apply slightly darker tint to engines and details
		var darkerTint = styleData.color * 0.8;
		if (aircraft.children[8]) aircraft.children[8].tint = darkerTint; // Left engine
		if (aircraft.children[9]) aircraft.children[9].tint = darkerTint; // Right engine
		if (aircraft.children[10]) aircraft.children[10].tint = darkerTint; // Left gear
		if (aircraft.children[11]) aircraft.children[11].tint = darkerTint; // Right gear
	}
}
// Function to hide codes menu
function hideCodesMenu() {
	if (codesMenuContainer) {
		codesMenuContainer.destroy();
		codesMenuContainer = null;
	}
	showingCodesMenu = false;
}
// Function to show levels menu
function showLevelsMenu() {
	var levelsMenuContainer = new Container();
	game.addChild(levelsMenuContainer);
	// Semi-transparent background
	var levelsBg = LK.getAsset('towerBase', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 10,
		scaleY: 4.5,
		alpha: 0.95
	});
	levelsBg.x = 1024;
	levelsBg.y = 1366;
	levelsMenuContainer.addChild(levelsBg);
	// Title
	var titleText = new Text2('ALL LEVELS', {
		size: 90,
		fill: 0xFFD700
	});
	titleText.anchor.set(0.5, 0.5);
	titleText.x = 1024;
	titleText.y = 400;
	levelsMenuContainer.addChild(titleText);
	// Subtitle with completion info
	var completedLevels = gameSettings.highestLevelReached;
	var subtitleText = new Text2('Completed: ' + completedLevels + '/100', {
		size: 60,
		fill: 0x00FF00
	});
	subtitleText.anchor.set(0.5, 0.5);
	subtitleText.x = 1024;
	subtitleText.y = 500;
	levelsMenuContainer.addChild(subtitleText);
	// Add coins balance display in levels menu
	var levelCoinsDisplayBg = LK.getAsset('towerTop', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2.5,
		scaleY: 0.5,
		alpha: 0.4
	});
	levelCoinsDisplayBg.x = 1024;
	levelCoinsDisplayBg.y = 550;
	levelsMenuContainer.addChild(levelCoinsDisplayBg);
	var levelCoinsText = new Text2('Your Coins: ' + playerCoins, {
		size: 45,
		fill: 0xFFD700
	});
	levelCoinsText.anchor.set(0.5, 0.5);
	levelCoinsText.x = 1024;
	levelCoinsText.y = 550;
	levelsMenuContainer.addChild(levelCoinsText);
	// Create scrollable container for levels
	var scrollContainer = new Container();
	levelsMenuContainer.addChild(scrollContainer);
	// Create level display in grid format (10 columns, 10 rows for 100 levels)
	for (var level = 1; level <= 100; level++) {
		var isCompleted = level <= completedLevels;
		var levelButton = new Text2(level.toString(), {
			size: 35,
			fill: isCompleted ? 0x00FF00 : 0x888888 // Green if completed, gray if not
		});
		levelButton.anchor.set(0.5, 0.5);
		// Position in 10x10 grid
		levelButton.x = 300 + (level - 1) % 10 * 145;
		levelButton.y = 650 + Math.floor((level - 1) / 10) * 60;
		// Add background for better visibility
		var levelBg = LK.getAsset('towerTop', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 0.7,
			scaleY: 0.7,
			alpha: isCompleted ? 0.8 : 0.3
		});
		levelBg.x = levelButton.x;
		levelBg.y = levelButton.y;
		scrollContainer.addChild(levelBg);
		scrollContainer.addChild(levelButton);
		// Add completion checkmark for completed levels
		if (isCompleted) {
			var checkmark = new Text2('✓', {
				size: 25,
				fill: 0xFFD700
			});
			checkmark.anchor.set(0.5, 0.5);
			checkmark.x = levelButton.x + 25;
			checkmark.y = levelButton.y - 25;
			scrollContainer.addChild(checkmark);
		}
	}
	// Add scroll instruction
	var scrollText = new Text2('Scroll to see all levels', {
		size: 45,
		fill: 0xFFFF00
	});
	scrollText.anchor.set(0.5, 0.5);
	scrollText.x = 1024;
	scrollText.y = 600;
	levelsMenuContainer.addChild(scrollText);
	// Add scroll functionality
	var scrollY = 0;
	var maxScroll = Math.max(0, Math.ceil(100 / 10) * 60 - 500);
	levelsMenuContainer.interactive = true;
	levelsMenuContainer.move = function (x, y, obj) {
		if (obj.deltaY) {
			scrollY -= obj.deltaY * 2;
			scrollY = Math.max(-maxScroll, Math.min(0, scrollY));
			scrollContainer.y = scrollY;
		}
	};
	// Back button
	var backText = new Text2('BACK', {
		size: 60,
		fill: 0xFF8000
	});
	backText.anchor.set(0.5, 0.5);
	backText.x = 1024;
	backText.y = 1600;
	backText.interactive = true;
	backText.down = function () {
		levelsMenuContainer.destroy();
		createMainMenu();
	};
	levelsMenuContainer.addChild(backText);
	// Add entrance animation
	levelsMenuContainer.alpha = 0;
	tween(levelsMenuContainer, {
		alpha: 1
	}, {
		duration: 500,
		easing: tween.easeOut
	});
}
// Function to show admin menu
function showAdminMenu() {
	var adminMenuContainer = new Container();
	game.addChild(adminMenuContainer);
	// Semi-transparent background
	var adminBg = LK.getAsset('towerBase', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 8,
		scaleY: 4,
		alpha: 0.9
	});
	adminBg.x = 1024;
	adminBg.y = 1366;
	adminMenuContainer.addChild(adminBg);
	// Title
	var titleText = new Text2('ADMIN MODE ACTIVATED', {
		size: 70,
		fill: 0xFF0000
	});
	titleText.anchor.set(0.5, 0.5);
	titleText.x = 1024;
	titleText.y = 600;
	adminMenuContainer.addChild(titleText);
	// Level selection title
	var levelSelectText = new Text2('SELECT LEVEL:', {
		size: 60,
		fill: 0xFFFFFF
	});
	levelSelectText.anchor.set(0.5, 0.5);
	levelSelectText.x = 1024;
	levelSelectText.y = 800;
	adminMenuContainer.addChild(levelSelectText);
	// Create scrollable level buttons (1-100)
	var scrollContainer = new Container();
	adminMenuContainer.addChild(scrollContainer);
	// Create level buttons in a grid layout
	for (var level = 1; level <= 100; level++) {
		var levelButton = new Text2(level.toString(), {
			size: 35,
			fill: 0x00FF00
		});
		levelButton.anchor.set(0.5, 0.5);
		// 10 columns, 10 rows for 100 levels
		levelButton.x = 300 + (level - 1) % 10 * 145;
		levelButton.y = 900 + Math.floor((level - 1) / 10) * 60;
		levelButton.interactive = true;
		levelButton.targetLevel = level;
		levelButton.down = function () {
			currentLevel = this.targetLevel;
			storage.currentLevel = currentLevel;
			adminMenuContainer.destroy();
			createMainMenu();
		};
		scrollContainer.addChild(levelButton);
	}
	// Add scroll instruction text
	var scrollText = new Text2('Scroll to see all 100 levels', {
		size: 40,
		fill: 0xFFFF00
	});
	scrollText.anchor.set(0.5, 0.5);
	scrollText.x = 1024;
	scrollText.y = 850;
	adminMenuContainer.addChild(scrollText);
	// Add scroll functionality
	var scrollY = 0;
	var maxScroll = Math.max(0, Math.ceil(100 / 10) * 60 - 400); // Adjust based on visible area
	adminMenuContainer.interactive = true;
	adminMenuContainer.move = function (x, y, obj) {
		if (obj.deltaY) {
			scrollY -= obj.deltaY * 2;
			scrollY = Math.max(-maxScroll, Math.min(0, scrollY));
			scrollContainer.y = scrollY;
		}
	};
	// Back button
	var backText = new Text2('BACK TO MENU', {
		size: 50,
		fill: 0xFF8000
	});
	backText.anchor.set(0.5, 0.5);
	backText.x = 1024;
	backText.y = 1500;
	backText.interactive = true;
	backText.down = function () {
		adminMenuContainer.destroy();
		createMainMenu();
	};
	adminMenuContainer.addChild(backText);
}
// Function to hide main menu
function hideMainMenu() {
	if (mainMenuContainer) {
		mainMenuContainer.destroy();
		mainMenuContainer = null;
	}
	showingMainMenu = false;
}
// Function to start game
function startGame() {
	gameStarted = true;
	// Reset game state
	levelScore = 0;
	towersToComplete = 5 * currentLevel;
	invulnerabilityTime = 0;
	comboMultiplier = 1;
	powerUpSpawnTimer = 0;
	// Clear any existing game objects
	clearLevel();
	// Reset aircraft position
	aircraft.x = 300;
	aircraft.y = 1366;
	// Update UI
	levelText.setText('Level: ' + currentLevel);
	progressText.setText('Progress: 0/' + towersToComplete);
	scoreText.setText('Score: ' + LK.getScore());
	coinsText.setText('Coins: ' + playerCoins);
	// Apply current aircraft style
	updateAircraftStyle();
	// Update aircraft speed for current level
	aircraft.speed = Math.min(5, 3 + (currentLevel - 1) * 0.1);
	// Start background music
	if (gameSettings.musicEnabled && !musicPlaying) {
		LK.stopMusic(); // Stop any menu music
		LK.playMusic('backgroundMusic', {
			loop: true
		});
		musicPlaying = true;
	}
}
// Function to hide menu
function hideMenu() {
	if (menuContainer) {
		menuContainer.destroy();
		menuContainer = null;
	}
	showingMenu = false;
	gameStarted = true;
}
// Function to clear level objects
function clearLevel() {
	// Clear existing towers
	for (var i = towers.length - 1; i >= 0; i--) {
		towers[i].destroy();
		towers.splice(i, 1);
	}
	// Clear finish line
	if (finishLine) {
		finishLine.destroy();
		finishLine = null;
	}
	// Clear existing clouds
	for (var c = clouds.length - 1; c >= 0; c--) {
		clouds[c].destroy();
		clouds.splice(c, 1);
	}
	// Clear power-ups
	for (var p = powerUps.length - 1; p >= 0; p--) {
		powerUps[p].destroy();
		powerUps.splice(p, 1);
	}
	// Clear particles
	for (var pt = particles.length - 1; pt >= 0; pt--) {
		particles[pt].destroy();
		particles.splice(pt, 1);
	}
	// Clear spark particles
	for (var sp = sparkParticles.length - 1; sp >= 0; sp--) {
		sparkParticles[sp].destroy();
		sparkParticles.splice(sp, 1);
	}
	// Clear coins
	for (var co = coins.length - 1; co >= 0; co--) {
		coins[co].destroy();
		coins.splice(co, 1);
	}
}
// Function to complete level
function completeLevel() {
	currentLevel++;
	// Save progress to storage
	storage.currentLevel = currentLevel;
	levelScore = 0;
	towersToComplete = 5 * currentLevel; // Level 1: 5, Level 2: 10, Level 3: 15, etc.
	// Reset power-up system
	invulnerabilityTime = 0;
	comboMultiplier = 1;
	powerUpSpawnTimer = 0;
	// Clear existing towers and finish line
	clearLevel();
	// Reset aircraft position
	aircraft.x = 300;
	aircraft.y = 1366;
	// Update aircraft speed for new level
	aircraft.speed = Math.min(5, 3 + (currentLevel - 1) * 0.1);
	// Update UI
	levelText.setText('Level: ' + currentLevel);
	progressText.setText('Progress: 0/' + towersToComplete);
	// Enhanced level completion effects with camera shake
	startCameraShake(10, 60); // Gentle celebration shake
	LK.effects.flashScreen(0x00ff00, 1000);
	LK.getSound('levelComplete').play();
	// Bonus score for completing level with progressive rewards
	var bonusScore = 100 * currentLevel * comboMultiplier;
	var milestoneBonus = 0;
	// Milestone bonuses for every 10 levels
	if (currentLevel % 10 === 0) {
		milestoneBonus = 1000 * (currentLevel / 10);
		playerCoins += 50; // Bonus coins for milestone
		storage.playerCoins = playerCoins;
		coinsText.setText('Coins: ' + playerCoins);
	}
	LK.setScore(LK.getScore() + bonusScore + milestoneBonus);
	scoreText.setText('Score: ' + LK.getScore());
	// Update total score with session progress
	totalScore += bonusScore + milestoneBonus;
	storage.totalScore = totalScore;
	// Create celebration particles
	for (var i = 0; i < 10; i++) {
		LK.setTimeout(function () {
			createSparkParticle(aircraft.x + (Math.random() - 0.5) * 200, aircraft.y + (Math.random() - 0.5) * 100);
		}, i * 50);
	}
}
// Enhanced camera shake system
var cameraShake = {
	active: false,
	intensity: 0,
	duration: 0,
	originalX: 0,
	originalY: 0
};
function startCameraShake(intensity, duration) {
	if (!gameSettings.screenshakeEnabled) return;
	cameraShake.active = true;
	cameraShake.intensity = intensity;
	cameraShake.duration = duration;
	cameraShake.originalX = game.x;
	cameraShake.originalY = game.y;
}
function updateCameraShake() {
	if (!cameraShake.active) return;
	cameraShake.duration--;
	if (cameraShake.duration <= 0) {
		cameraShake.active = false;
		game.x = cameraShake.originalX;
		game.y = cameraShake.originalY;
		return;
	}
	var shakeX = (Math.random() - 0.5) * cameraShake.intensity;
	var shakeY = (Math.random() - 0.5) * cameraShake.intensity;
	game.x = cameraShake.originalX + shakeX;
	game.y = cameraShake.originalY + shakeY;
}
// Function to handle game over
function gameOver() {
	// Add current session score to total score
	totalScore += LK.getScore();
	storage.totalScore = totalScore;
	// Save current level to storage so player can restart from this level
	storage.currentLevel = currentLevel;
	// Enhanced screen shake for dramatic effect
	startCameraShake(25, 120);
	LK.effects.flashScreen(0xff0000, 1000);
	LK.getSound('crash').play();
	LK.showGameOver();
}
// Main game update loop
game.update = function () {
	// Update camera shake system
	updateCameraShake();
	// Check if admin mode has expired
	if (adminMode && Date.now() > adminModeEndTime) {
		adminMode = false;
		adminModeEndTime = 0;
		storage.adminModeEndTime = 0;
	}
	if (!gameStarted || showingMenu || showingMainMenu || showingCodesMenu || showingShop) return;
	// Update invulnerability
	if (invulnerabilityTime > 0) {
		invulnerabilityTime--;
		if (invulnerabilityTime === 0) {
			aircraft.alpha = 1; // Restore normal appearance
		}
	}
	// Update combo multiplier decay
	if (LK.ticks - lastPowerUpTime > 1800) {
		// 30 seconds
		comboMultiplier = Math.max(1, comboMultiplier - 0.01);
	}
	// Spawn clouds for background atmosphere
	if (LK.ticks % 180 === 0) {
		// Spawn cloud every 3 seconds at 60fps
		spawnCloud();
	}
	// Spawn coins
	coinSpawnTimer++;
	if (coinSpawnTimer > 180 + Math.random() * 120) {
		// Every 3-5 seconds
		spawnCoin();
		coinSpawnTimer = 0;
	}
	// Spawn power-ups
	powerUpSpawnTimer++;
	if (powerUpSpawnTimer > 600 + Math.random() * 300) {
		// Every 10-15 seconds
		spawnPowerUp();
		powerUpSpawnTimer = 0;
	}
	// Update clouds
	for (var c = clouds.length - 1; c >= 0; c--) {
		var cloud = clouds[c];
		// Remove clouds that have moved off screen
		if (cloud.x < -200) {
			cloud.destroy();
			clouds.splice(c, 1);
		}
	}
	// Update coins
	for (var co = coins.length - 1; co >= 0; co--) {
		var coin = coins[co];
		// Remove if off screen
		if (coin.x < -100) {
			coin.destroy();
			coins.splice(co, 1);
			continue;
		}
		// Check collection
		var coinIntersecting = aircraft.intersects(coin);
		if (!coin.lastIntersecting && coinIntersecting && !coin.collected) {
			coin.collected = true;
			playerCoins += 5; // Award 5 coins per collection
			storage.playerCoins = playerCoins;
			coinsText.setText('Coins: ' + playerCoins);
			// Coin collection effect
			LK.effects.flashObject(coin, 0xFFD700, 300);
			LK.getSound('coinCollect').play();
			// Create coin text popup
			var coinPopup = new Text2('+5', {
				size: 40,
				fill: 0xFFD700
			});
			coinPopup.anchor.set(0.5, 0.5);
			coinPopup.x = coin.x;
			coinPopup.y = coin.y;
			game.addChild(coinPopup);
			tween(coinPopup, {
				y: coinPopup.y - 80,
				alpha: 0
			}, {
				duration: 1000,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					coinPopup.destroy();
				}
			});
			coin.destroy();
			coins.splice(co, 1);
			continue;
		}
		coin.lastIntersecting = coinIntersecting;
	}
	// Update spark particles
	for (var sp = sparkParticles.length - 1; sp >= 0; sp--) {
		var spark = sparkParticles[sp];
		// Particles are automatically removed in their update method
	}
	// Update power-ups
	for (var p = powerUps.length - 1; p >= 0; p--) {
		var powerUp = powerUps[p];
		// Remove if off screen
		if (powerUp.x < -100) {
			powerUp.destroy();
			powerUps.splice(p, 1);
			continue;
		}
		// Check collection
		var currentIntersecting = aircraft.intersects(powerUp);
		if (!powerUp.lastIntersecting && currentIntersecting && !powerUp.collected) {
			powerUp.collected = true;
			applyPowerUpEffect();
			powerUp.destroy();
			powerUps.splice(p, 1);
			continue;
		}
		powerUp.lastIntersecting = currentIntersecting;
	}
	// Spawn towers based on level difficulty (adjusted for levels 1-100) with increased separation
	var spawnRate = Math.max(90, 420 - Math.min(currentLevel, 15) * 20); // Increased base separation between tower pairs
	if (LK.ticks % spawnRate === 0) {
		spawnTower();
	}
	// Check if we should spawn finish line - spawn exactly when progress reaches target
	var progress = Math.floor(levelScore / 2);
	if (progress === towersToComplete && !finishLine) {
		spawnFinishLine();
	}
	// Update finish line
	if (finishLine) {
		// Check if finish line went off screen
		if (finishLine.lastX >= -200 && finishLine.x < -200) {
			finishLine.destroy();
			finishLine = null;
		}
		// Check if aircraft crossed finish line
		if (!finishLine.crossed && finishLine.x < aircraft.x) {
			finishLine.crossed = true;
			createLevelMenu();
			return;
		}
	}
	// Update towers
	for (var i = towers.length - 1; i >= 0; i--) {
		var tower = towers[i];
		// Check if tower went off screen
		if (tower.lastX >= -200 && tower.x < -200) {
			towers.splice(i, 1);
			tower.destroy();
			continue;
		}
		// Check collision with aircraft (skip if invulnerable)
		var currentIntersecting = aircraft.intersects(tower);
		if (!tower.lastIntersecting && currentIntersecting && invulnerabilityTime <= 0) {
			// Create dramatic collision effect
			createTowerDestructionEffect(tower.x, tower.y);
			startCameraShake(30, 100);
			LK.getSound('crash').play();
			gameOver();
			return;
		}
		tower.lastIntersecting = currentIntersecting;
		// Check if aircraft passed tower (score point)
		if (!tower.passed && tower.x < aircraft.x - 100) {
			tower.passed = true;
			levelScore++;
			var basePoints = 10 * currentLevel;
			var bonusPoints = Math.floor(basePoints * comboMultiplier);
			LK.setScore(LK.getScore() + bonusPoints);
			LK.getSound('dodge').play();
			LK.getSound('whoosh').play();
			// Update progress - count obstacles (pairs of towers) correctly
			var progress = Math.floor(levelScore / 2); // Two towers per obstacle pair
			progressText.setText('Progress: ' + progress + '/' + towersToComplete);
			scoreText.setText('Score: ' + LK.getScore());
			// Create score popup for bonus points
			if (comboMultiplier > 1) {
				var bonusText = new Text2('+' + bonusPoints + ' (x' + comboMultiplier.toFixed(1) + ')', {
					size: 40,
					fill: 0xFFD700
				});
				bonusText.anchor.set(0.5, 0.5);
				bonusText.x = aircraft.x;
				bonusText.y = aircraft.y - 50;
				game.addChild(bonusText);
				// Animate bonus text
				tween(bonusText, {
					y: bonusText.y - 100,
					alpha: 0
				}, {
					duration: 1000,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						bonusText.destroy();
					}
				});
			}
			// Animate score text to highlight points earned
			tween.stop(scoreText, {
				scaleX: true,
				scaleY: true
			});
			tween(scoreText, {
				scaleX: 1.3,
				scaleY: 1.3
			}, {
				duration: 200,
				easing: tween.easeOut,
				onFinish: function onFinish() {
					tween(scoreText, {
						scaleX: 1,
						scaleY: 1
					}, {
						duration: 200,
						easing: tween.easeIn
					});
				}
			});
		}
	}
	// Dynamic background color system based on level
	var targetBackgroundColor = 0x87CEFA; // Default sky blue
	if (currentLevel >= 80) {
		targetBackgroundColor = 0x2F1B69; // Deep purple for high levels
	} else if (currentLevel >= 60) {
		targetBackgroundColor = 0x1a1a2e; // Dark blue
	} else if (currentLevel >= 40) {
		targetBackgroundColor = 0x16213e; // Navy blue  
	} else if (currentLevel >= 20) {
		targetBackgroundColor = 0x0f3460; // Medium blue
	}
	// Gradually transition background color every few seconds
	if (LK.ticks % 300 === 0) {
		// Every 5 seconds
		var currentBg = game.backgroundColor || 0x87CEFA;
		if (currentBg !== targetBackgroundColor) {
			// Simple color transition by setting it directly
			game.setBackgroundColor(targetBackgroundColor);
		}
	}
	// Aircraft stays stationary while towers move to create forward movement illusion
};