/**** 
* Classes
****/ 
var BomberEnemy = Container.expand(function () {
	var self = Container.call(this);
	var enemyGraphics = self.attachAsset('bomberEnemy', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Bomber enemy properties
	self.speed = 2; // Medium speed
	self.hitPoints = 2; // Takes 2 hits to destroy
	self.maxHitPoints = 2;
	self.shootCooldown = 0;
	self.shootRate = 120; // Shoots every 2 seconds
	// Visual feedback for damage
	self.updateTint = function () {
		var damageRatio = self.hitPoints / self.maxHitPoints;
		if (damageRatio > 0.5) {
			enemyGraphics.tint = 0xFFFFFF; // White (no damage)
		} else {
			enemyGraphics.tint = 0xFFAAAA; // Light red (damaged)
		}
	};
	self.updateTint(); // Initialize tint
	self.update = function () {
		if (self.lastY === undefined) self.lastY = self.y;
		self.y += self.speed;
		// Update shooting cooldown
		self.shootCooldown--;
		// Check if enemy went off screen (transition from on-screen to off-screen)
		if (self.lastY <= 2732 + 50 && self.y > 2732 + 50) {
			self.shouldDestroy = true;
		}
		self.lastY = self.y;
	};
	return self;
});
var Bullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = -15;
	self.update = function () {
		if (self.lastY === undefined) self.lastY = self.y;
		self.y += self.speed;
		// Check if bullet went off screen (transition from on-screen to off-screen)
		if (self.lastY >= -50 && self.y < -50) {
			self.shouldDestroy = true;
		}
		self.lastY = self.y;
	};
	return self;
});
var CustomizationMenu = Container.expand(function () {
	var self = Container.call(this);
	self.selectedShipType = 'playerShip'; // Default ship
	self.shipPreviews = [];
	// Create ship selection buttons
	var shipTypes = ['playerShip', 'playerShip2', 'playerShip3'];
	var shipNames = ['Warrior', 'Archer', 'Mage'];
	for (var i = 0; i < shipTypes.length; i++) {
		var shipContainer = new Container();
		// Ship preview
		var shipPreview = LK.getAsset(shipTypes[i], {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 2,
			scaleY: 2,
			rotation: Math.PI / 2
		});
		shipPreview.x = 0;
		shipPreview.y = -40;
		shipContainer.addChild(shipPreview);
		// Character preview only (no name text)
		// Selection border - removed bullet graphic
		var border = new Container();
		border.alpha = 0;
		border.x = 0;
		border.y = -40;
		shipContainer.addChild(border);
		// Position ships horizontally
		shipContainer.x = 2048 / 2 + (i - 1) * 400;
		shipContainer.y = 2732 / 2;
		// Store references
		shipContainer.shipType = shipTypes[i];
		shipContainer.border = border;
		shipContainer.preview = shipPreview;
		self.shipPreviews.push(shipContainer);
		self.addChild(shipContainer);
	}
	// Highlight default selection
	self.shipPreviews[0].preview.tint = 0x00FF00;
	self.selectShip = function (shipType) {
		self.selectedShipType = shipType;
		// Update visual selection using character tint instead of border
		for (var i = 0; i < self.shipPreviews.length; i++) {
			if (self.shipPreviews[i].shipType === shipType) {
				self.shipPreviews[i].preview.tint = 0x00FF00; // Green tint for selected
			} else {
				self.shipPreviews[i].preview.tint = 0xFFFFFF; // Normal tint for unselected
			}
		}
	};
	return self;
});
var Enemy = Container.expand(function () {
	var self = Container.call(this);
	var enemyGraphics = self.attachAsset('enemy', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 3;
	self.update = function () {
		if (self.lastY === undefined) self.lastY = self.y;
		self.y += self.speed;
		// Check if enemy went off screen (transition from on-screen to off-screen)
		if (self.lastY <= 2732 + 50 && self.y > 2732 + 50) {
			self.shouldDestroy = true;
		}
		self.lastY = self.y;
	};
	return self;
});
var EnemyBullet = Container.expand(function () {
	var self = Container.call(this);
	var bulletGraphics = self.attachAsset('bullet', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 8;
	self.update = function () {
		if (self.lastY === undefined) self.lastY = self.y;
		self.y += self.speed;
		// Check if bullet went off screen (transition from on-screen to off-screen)
		if (self.lastY <= 2732 + 50 && self.y > 2732 + 50) {
			self.shouldDestroy = true;
		}
		self.lastY = self.y;
	};
	return self;
});
var FastEnemy = Container.expand(function () {
	var self = Container.call(this);
	var enemyGraphics = self.attachAsset('fastEnemy', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// FastEnemy without red tint for differentiation
	self.speed = 6; // Faster than regular enemy
	self.update = function () {
		if (self.lastY === undefined) self.lastY = self.y;
		self.y += self.speed;
		// Check if enemy went off screen (transition from on-screen to off-screen)
		if (self.lastY <= 2732 + 50 && self.y > 2732 + 50) {
			self.shouldDestroy = true;
		}
		self.lastY = self.y;
	};
	return self;
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics = self.attachAsset('playerShip', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});
var TankEnemy = Container.expand(function () {
	var self = Container.call(this);
	var enemyGraphics = self.attachAsset('tankEnemy', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Tank enemy properties
	self.speed = 1.5; // Slower than other enemies
	self.hitPoints = 3; // Takes 3 hits to destroy
	self.maxHitPoints = 3;
	// Visual feedback for damage
	self.updateTint = function () {
		var damageRatio = self.hitPoints / self.maxHitPoints;
		if (damageRatio > 0.66) {
			enemyGraphics.tint = 0xFFFFFF; // White (no damage)
		} else if (damageRatio > 0.33) {
			enemyGraphics.tint = 0xFFAAAA; // Light red (medium damage)
		} else {
			enemyGraphics.tint = 0xFF6666; // Red (heavy damage)
		}
	};
	self.updateTint(); // Initialize tint
	self.update = function () {
		if (self.lastY === undefined) self.lastY = self.y;
		self.y += self.speed;
		// Check if enemy went off screen (transition from on-screen to off-screen)
		if (self.lastY <= 2732 + 50 && self.y > 2732 + 50) {
			self.shouldDestroy = true;
		}
		self.lastY = self.y;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
// Game variables
var game = new LK.Game({
	backgroundColor: 0x001122
});

/**** 
* Game Code
****/ 
// Add background
var background = LK.getAsset('background', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: 0,
	scaleX: 1,
	scaleY: 1.33
});
game.addChild(background);
// Game variables
var gameStarted = false;
var showingCustomization = false;
var startMenu;
var customizationMenu;
var selectedShipType = 'playerShip';
var player;
var bullets = [];
var enemyBullets = [];
var enemies = [];
var enemySpawnTimer = 0;
var enemySpawnRate = 60; // Frames between enemy spawns
var enemyShootTimer = 0;
var dragNode = null;
var enemiesPassed = 0; // Track how many enemies have passed the bottom
// Score display
var scoreTxt = new Text2('Score: 0', {
	size: 60,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Create start menu
startMenu = new Container();
game.addChild(startMenu);
// Menu background
var menuBg = LK.getAsset('playerShip', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 8,
	scaleY: 8,
	alpha: 0.3
});
menuBg.x = 2048 / 2;
menuBg.y = 2732 / 2 - 200;
startMenu.addChild(menuBg);
// Game title
var titleTxt = new Text2('SPACE DEFENDER', {
	size: 120,
	fill: 0xFFFFFF
});
titleTxt.anchor.set(0.5, 0.5);
titleTxt.x = 2048 / 2;
titleTxt.y = 2732 / 2 - 400;
startMenu.addChild(titleTxt);
// Instructions
var instructionsTxt = new Text2('Drag to move\nTap to shoot\nDestroy enemies to score!', {
	size: 60,
	fill: 0xCCCCCC
});
instructionsTxt.anchor.set(0.5, 0.5);
instructionsTxt.x = 2048 / 2;
instructionsTxt.y = 2732 / 2 - 100;
startMenu.addChild(instructionsTxt);
// Customize button
var customizeBtnTxt = new Text2('CUSTOMIZE CHARACTER', {
	size: 60,
	fill: 0xFFAA00
});
customizeBtnTxt.anchor.set(0.5, 0.5);
customizeBtnTxt.x = 2048 / 2;
customizeBtnTxt.y = 2732 / 2 + 100;
startMenu.addChild(customizeBtnTxt);
// Start button
var startButton = new Container();
var startBtnBg = LK.getAsset('startButton', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 1,
	scaleY: 1
});
startButton.addChild(startBtnBg);
startButton.x = 2048 / 2;
startButton.y = 2732 / 2 + 200;
startMenu.addChild(startButton);
// Center start button
var centerStartButton = new Container();
var centerStartBtnBg = LK.getAsset('startButton', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 2,
	scaleY: 2
});
centerStartButton.addChild(centerStartBtnBg);
centerStartButton.x = 2048 / 2;
centerStartButton.y = 2732 / 2;
startMenu.addChild(centerStartButton);
// Create customization menu
customizationMenu = new CustomizationMenu();
game.addChild(customizationMenu);
customizationMenu.visible = false;
// Add title to customization menu
var customTitle = new Text2('SELECT YOUR CHARACTER', {
	size: 80,
	fill: 0xFFFFFF
});
customTitle.anchor.set(0.5, 0.5);
customTitle.x = 2048 / 2;
customTitle.y = 2732 / 2 - 300;
customizationMenu.addChild(customTitle);
// Add back button to customization menu
var backBtnTxt = new Text2('BACK', {
	size: 60,
	fill: 0xFF4444
});
backBtnTxt.anchor.set(0.5, 0.5);
backBtnTxt.x = 2048 / 2;
backBtnTxt.y = 2732 / 2 + 300;
customizationMenu.addChild(backBtnTxt);
// Add play button to customization menu
var playBtnTxt = new Text2('PLAY', {
	size: 80,
	fill: 0x00FF00
});
playBtnTxt.anchor.set(0.5, 0.5);
playBtnTxt.x = 2048 / 2;
playBtnTxt.y = 2732 / 2 + 200;
customizationMenu.addChild(playBtnTxt);
// Add invisible start button below character selection
var invisibleStartButton = new Container();
var invisibleBg = LK.getAsset('startButton', {
	anchorX: 0.5,
	anchorY: 0.5,
	scaleX: 1,
	scaleY: 0.5,
	alpha: 0
});
invisibleStartButton.addChild(invisibleBg);
invisibleStartButton.x = 2048 / 2;
invisibleStartButton.y = 2732 / 2 + 100;
customizationMenu.addChild(invisibleStartButton);
// Hide game elements initially
scoreTxt.visible = false;
// Create player with selected ship type function
function createPlayer() {
	if (player) {
		player.destroy();
	}
	player = game.addChild(new Player());
	// Replace player graphics with selected character
	player.removeChildren();
	var newCharacterGraphics = player.attachAsset(selectedShipType, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	player.x = 2048 / 2;
	player.y = 2732 - 150; // Position near bottom of screen
}
createPlayer();
// Touch/mouse controls
game.down = function (x, y, obj) {
	if (!gameStarted && !showingCustomization) {
		// Check if customize button was tapped
		if (y >= 2732 / 2 + 70 && y <= 2732 / 2 + 130) {
			// Show customization menu
			showingCustomization = true;
			startMenu.visible = false;
			customizationMenu.visible = true;
			return;
		}
		// Check if start button image was tapped
		var startButtonBounds = startButton.getBounds();
		if (x >= startButtonBounds.x && x <= startButtonBounds.x + startButtonBounds.width && y >= startButtonBounds.y && y <= startButtonBounds.y + startButtonBounds.height) {
			// Start the game
			gameStarted = true;
			startMenu.visible = false;
			scoreTxt.visible = true;
			createPlayer(); // Recreate player with selected character
			return;
		}
		// Check if center start button was tapped
		var centerStartButtonBounds = centerStartButton.getBounds();
		if (x >= centerStartButtonBounds.x && x <= centerStartButtonBounds.x + centerStartButtonBounds.width && y >= centerStartButtonBounds.y && y <= centerStartButtonBounds.y + centerStartButtonBounds.height) {
			// Start the game
			gameStarted = true;
			startMenu.visible = false;
			scoreTxt.visible = true;
			createPlayer(); // Recreate player with selected character
			return;
		}
		return;
	}
	if (showingCustomization) {
		// Handle customization menu clicks
		// Check ship selection
		for (var i = 0; i < customizationMenu.shipPreviews.length; i++) {
			var shipContainer = customizationMenu.shipPreviews[i];
			var shipX = shipContainer.x;
			var shipY = shipContainer.y;
			if (x >= shipX - 100 && x <= shipX + 100 && y >= shipY - 100 && y <= shipY + 100) {
				selectedShipType = shipContainer.shipType;
				customizationMenu.selectShip(selectedShipType);
				return;
			}
		}
		// Check back button
		if (y >= 2732 / 2 + 270 && y <= 2732 / 2 + 330) {
			showingCustomization = false;
			customizationMenu.visible = false;
			startMenu.visible = true;
			return;
		}
		// Check invisible start button below character selection
		var invisibleButtonBounds = invisibleStartButton.getBounds();
		if (x >= invisibleButtonBounds.x && x <= invisibleButtonBounds.x + invisibleButtonBounds.width && y >= invisibleButtonBounds.y && y <= invisibleButtonBounds.y + invisibleButtonBounds.height) {
			gameStarted = true;
			showingCustomization = false;
			customizationMenu.visible = false;
			scoreTxt.visible = true;
			createPlayer(); // Recreate player with selected character
			return;
		}
		// Check play button
		if (y >= 2732 / 2 + 170 && y <= 2732 / 2 + 230) {
			gameStarted = true;
			showingCustomization = false;
			customizationMenu.visible = false;
			scoreTxt.visible = true;
			createPlayer(); // Recreate player with selected character
			return;
		}
		return;
	}
	dragNode = player;
	player.x = x;
	// Shoot bullet
	var bullet = new Bullet();
	bullet.x = player.x;
	bullet.y = player.y - 30;
	bullets.push(bullet);
	game.addChild(bullet);
	LK.getSound('shoot').play();
};
game.move = function (x, y, obj) {
	if (gameStarted && dragNode) {
		// Keep player within screen bounds
		dragNode.x = Math.max(40, Math.min(2048 - 40, x));
	}
};
game.up = function (x, y, obj) {
	dragNode = null;
};
// Main game update loop
game.update = function () {
	if (!gameStarted) {
		return;
	}
	// Update bullets
	for (var i = bullets.length - 1; i >= 0; i--) {
		var bullet = bullets[i];
		if (bullet.shouldDestroy) {
			bullet.destroy();
			bullets.splice(i, 1);
			continue;
		}
		// Check bullet vs enemy collisions
		for (var j = enemies.length - 1; j >= 0; j--) {
			var enemy = enemies[j];
			if (bullet.intersects(enemy)) {
				// Destroy bullet
				bullet.destroy();
				bullets.splice(i, 1);
				// Handle different enemy types
				if (enemy instanceof TankEnemy) {
					// Tank enemy takes multiple hits
					enemy.hitPoints--;
					enemy.updateTint(); // Update visual damage
					if (enemy.hitPoints <= 0) {
						enemy.destroy();
						enemies.splice(j, 1);
						LK.setScore(LK.getScore() + 50); // High score for tank
						scoreTxt.setText('Score: ' + LK.getScore());
					}
					LK.getSound('enemyHit').play();
				} else if (enemy instanceof BomberEnemy) {
					// Bomber enemy takes 2 hits
					enemy.hitPoints--;
					enemy.updateTint(); // Update visual damage
					if (enemy.hitPoints <= 0) {
						enemy.destroy();
						enemies.splice(j, 1);
						LK.setScore(LK.getScore() + 30); // Medium score for bomber
						scoreTxt.setText('Score: ' + LK.getScore());
					}
					LK.getSound('enemyHit').play();
				} else {
					// Regular and fast enemies destroyed in one hit
					enemy.destroy();
					enemies.splice(j, 1);
					// Increase score - more points for fast enemies
					var points = enemy instanceof FastEnemy ? 20 : 10;
					LK.setScore(LK.getScore() + points);
					scoreTxt.setText('Score: ' + LK.getScore());
					LK.getSound('enemyHit').play();
				}
				break;
			}
		}
	}
	// Update enemy bullets
	for (var m = enemyBullets.length - 1; m >= 0; m--) {
		var enemyBullet = enemyBullets[m];
		if (enemyBullet.shouldDestroy) {
			enemyBullet.destroy();
			enemyBullets.splice(m, 1);
			continue;
		}
		// Check enemy bullet vs player collision
		if (enemyBullet.intersects(player)) {
			// Game Over
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
			return;
		}
	}
	// Update enemies
	for (var k = enemies.length - 1; k >= 0; k--) {
		var enemy = enemies[k];
		if (enemy.shouldDestroy) {
			// Check if enemy passed the bottom (went off screen)
			if (enemy.y > 2732 + 50) {
				enemiesPassed++;
				// Check if 5 or more enemies have passed
				if (enemiesPassed >= 5) {
					// Game Over
					LK.effects.flashScreen(0xff0000, 1000);
					LK.showGameOver();
					return;
				}
			}
			enemy.destroy();
			enemies.splice(k, 1);
			continue;
		}
		// Bomber enemy shooting behavior
		if (enemy instanceof BomberEnemy && enemy.shootCooldown <= 0 && enemy.y > 0 && enemy.y < 2400) {
			enemy.shootCooldown = enemy.shootRate;
			var bomberBullet = new EnemyBullet();
			bomberBullet.x = enemy.x;
			bomberBullet.y = enemy.y + 50;
			enemyBullets.push(bomberBullet);
			game.addChild(bomberBullet);
			LK.getSound('disparoenemigo').play();
		}
		// Check enemy vs player collision
		if (enemy.intersects(player)) {
			// Game Over
			LK.effects.flashScreen(0xff0000, 1000);
			LK.showGameOver();
			return;
		}
	}
	// Enemy shooting
	enemyShootTimer++;
	if (enemyShootTimer >= 90) {
		// Enemies shoot every 1.5 seconds
		enemyShootTimer = 0;
		// Random enemy shoots
		if (enemies.length > 0) {
			var shootingEnemy = enemies[Math.floor(Math.random() * enemies.length)];
			var enemyBullet = new EnemyBullet();
			enemyBullet.x = shootingEnemy.x;
			enemyBullet.y = shootingEnemy.y + 30;
			enemyBullets.push(enemyBullet);
			game.addChild(enemyBullet);
			LK.getSound('disparoenemigo').play();
		}
	}
	// Spawn enemies
	enemySpawnTimer++;
	if (enemySpawnTimer >= enemySpawnRate) {
		enemySpawnTimer = 0;
		var enemy;
		var randomValue = Math.random();
		// 8% tank, 15% bomber, 25% fast, 52% regular enemy
		if (randomValue < 0.08) {
			enemy = new TankEnemy();
		} else if (randomValue < 0.23) {
			enemy = new BomberEnemy();
		} else if (randomValue < 0.48) {
			enemy = new FastEnemy();
		} else {
			enemy = new Enemy();
		}
		enemy.x = Math.random() * (2048 - 120) + 60; // Random X position within bounds
		enemy.y = -30; // Start above screen
		enemies.push(enemy);
		game.addChild(enemy);
		// Gradually increase difficulty
		if (enemySpawnRate > 20) {
			enemySpawnRate -= 0.5;
		}
	}
};

===================================================================
--- original.js
+++ change.js
@@ -298,8 +298,20 @@
 startButton.addChild(startBtnBg);
 startButton.x = 2048 / 2;
 startButton.y = 2732 / 2 + 200;
 startMenu.addChild(startButton);
+// Center start button
+var centerStartButton = new Container();
+var centerStartBtnBg = LK.getAsset('startButton', {
+	anchorX: 0.5,
+	anchorY: 0.5,
+	scaleX: 2,
+	scaleY: 2
+});
+centerStartButton.addChild(centerStartBtnBg);
+centerStartButton.x = 2048 / 2;
+centerStartButton.y = 2732 / 2;
+startMenu.addChild(centerStartButton);
 // Create customization menu
 customizationMenu = new CustomizationMenu();
 game.addChild(customizationMenu);
 customizationMenu.visible = false;
@@ -381,8 +393,18 @@
 			scoreTxt.visible = true;
 			createPlayer(); // Recreate player with selected character
 			return;
 		}
+		// Check if center start button was tapped
+		var centerStartButtonBounds = centerStartButton.getBounds();
+		if (x >= centerStartButtonBounds.x && x <= centerStartButtonBounds.x + centerStartButtonBounds.width && y >= centerStartButtonBounds.y && y <= centerStartButtonBounds.y + centerStartButtonBounds.height) {
+			// Start the game
+			gameStarted = true;
+			startMenu.visible = false;
+			scoreTxt.visible = true;
+			createPlayer(); // Recreate player with selected character
+			return;
+		}
 		return;
 	}
 	if (showingCustomization) {
 		// Handle customization menu clicks