/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");
var storage = LK.import("@upit/storage.v1", {
	unlockedLevel: 1
});

/**** 
* Classes
****/ 
var Gem = Container.expand(function (gemType, gridX, gridY) {
	var self = Container.call(this);
	self.gemType = gemType;
	self.gridX = gridX;
	self.gridY = gridY;
	self.isSpecial = false;
	self.specialType = 'normal'; // 'normal', 'striped_horizontal', 'striped_vertical', 'rainbow'
	self.isAnimating = false;
	self.isSelected = false;
	var gemAsset = self.attachAsset(gemType, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.setSpecial = function (type) {
		self.isSpecial = true;
		self.specialType = type;
		if (type === 'striped_horizontal' || type === 'striped_vertical') {
			self.removeChild(gemAsset);
			gemAsset = self.attachAsset('striped_gem', {
				anchorX: 0.5,
				anchorY: 0.5
			});
			if (type === 'striped_horizontal') {
				gemAsset.rotation = Math.PI / 2;
			}
		} else if (type === 'rainbow') {
			self.removeChild(gemAsset);
			gemAsset = self.attachAsset('rainbow_gem', {
				anchorX: 0.5,
				anchorY: 0.5
			});
		} else if (type === 'bomb') {
			self.removeChild(gemAsset);
			gemAsset = self.attachAsset('bomb_gem', {
				anchorX: 0.5,
				anchorY: 0.5
			});
		} else if (type === 'target') {
			self.removeChild(gemAsset);
			gemAsset = self.attachAsset('target_gem', {
				anchorX: 0.5,
				anchorY: 0.5
			});
		} else if (type === 'line_cleaner') {
			self.removeChild(gemAsset);
			gemAsset = self.attachAsset('line_cleaner', {
				anchorX: 0.5,
				anchorY: 0.5
			});
		}
	};
	self.highlight = function () {
		self.isSelected = true;
		gemAsset.alpha = 0.7;
	};
	self.unhighlight = function () {
		self.isSelected = false;
		gemAsset.alpha = 1.0;
	};
	self.down = function (x, y, obj) {
		if (!self.isAnimating) {
			handleGemSelect(self);
		}
	};
	return self;
});
var MenuState = Container.expand(function () {
	var self = Container.call(this);
	// Create menu background
	var menuBg = self.attachAsset('board_bg', {
		anchorX: 0.5,
		anchorY: 0.5,
		x: 1024,
		y: 1366,
		scaleX: 1.3,
		scaleY: 1.7
	});
	menuBg.tint = 0x2c2c54;
	// Title text
	var titleText = new Text2('MATCH-3 PUZZLE', {
		size: 120,
		fill: '#ffffff'
	});
	titleText.anchor.set(0.5, 0.5);
	titleText.x = 1024;
	titleText.y = 400;
	self.addChild(titleText);
	// Subtitle
	var subtitleText = new Text2('Select Level', {
		size: 80,
		fill: '#ffaa00'
	});
	subtitleText.anchor.set(0.5, 0.5);
	subtitleText.x = 1024;
	subtitleText.y = 550;
	self.addChild(subtitleText);
	// Level buttons array
	self.levelButtons = [];
	// Create level buttons (1-10)
	for (var i = 1; i <= 10; i++) {
		var unlockedLevel = storage.unlockedLevel || 1;
		var isUnlocked = i <= unlockedLevel;
		var buttonBg = LK.getAsset(isUnlocked ? 'gem_blue' : 'gem_red', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 0.6,
			scaleY: 0.6
		});
		var levelText = new Text2(i.toString(), {
			size: 60,
			fill: isUnlocked ? '#ffffff' : '#888888'
		});
		levelText.anchor.set(0.5, 0.5);
		var button = new Container();
		button.addChild(buttonBg);
		button.addChild(levelText);
		// Position buttons in 2 rows of 5
		var col = (i - 1) % 5;
		var row = Math.floor((i - 1) / 5);
		button.x = 400 + col * 250;
		button.y = 800 + row * 200;
		button.levelNumber = i;
		button.buttonBg = buttonBg;
		button.isUnlocked = isUnlocked;
		// Button interaction
		button.down = function (x, y, obj) {
			if (obj.isUnlocked) {
				var level = obj.levelNumber;
				startGame(level);
			}
		};
		self.levelButtons.push(button);
		self.addChild(button);
	}
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x1a1a2e
});

/**** 
* Game Code
****/ 
var gameState = 'menu'; // 'menu' or 'playing'
var currentLevel = 1;
var menuScreen = null;
function startGame(level) {
	gameState = 'playing';
	currentLevel = level;
	// Remove menu screen
	if (menuScreen) {
		menuScreen.destroy();
		menuScreen = null;
	}
	// Reset game variables based on level
	movesLeft = level === 1 ? 50 : Math.max(20, 35 - level); // Extra moves for first level
	currentScore = 0;
	cascadeDepth = 0;
	selectedGem = null;
	isProcessing = false;
	// Update UI
	movesText.setText('Moves: ' + movesLeft);
	scoreText.setText('Score: ' + currentScore);
	levelText.setText('Level: ' + currentLevel);
	// Show game UI
	scoreText.visible = true;
	movesText.visible = true;
	levelText.visible = true;
	boardBg.visible = true;
	// Initialize grid for gameplay
	initializeGrid();
}
function showMenu() {
	gameState = 'menu';
	// Hide game UI
	scoreText.visible = false;
	movesText.visible = false;
	levelText.visible = false;
	boardBg.visible = false;
	// Clear any existing gems
	for (var x = 0; x < GRID_SIZE; x++) {
		for (var y = 0; y < GRID_SIZE; y++) {
			if (grid[x] && grid[x][y]) {
				if (grid[x][y].parent) {
					grid[x][y].destroy();
				}
				grid[x][y] = null;
			}
		}
	}
	// Show menu
	menuScreen = new MenuState();
	game.addChild(menuScreen);
}
var GRID_SIZE = 6;
var GEM_SIZE = 200;
var BOARD_SIZE = GRID_SIZE * GEM_SIZE;
var BOARD_OFFSET_X = (2048 - BOARD_SIZE) / 2;
var BOARD_OFFSET_Y = (2732 - BOARD_SIZE) / 2 - 200;
var gemTypes = ['gem_red', 'gem_blue', 'gem_green', 'gem_yellow', 'gem_purple', 'gem_orange'];
var grid = [];
var selectedGem = null;
var isProcessing = false;
var movesLeft = 30;
var currentScore = 0;
var cascadeDepth = 0;
// Initialize UI
var scoreText = new Text2('Score: 0', {
	size: 60,
	fill: '#ffffff'
});
scoreText.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreText);
var movesText = new Text2('Moves: 30', {
	size: 60,
	fill: '#ffffff'
});
movesText.anchor.set(0.5, 0);
movesText.y = 80;
LK.gui.top.addChild(movesText);
var levelText = new Text2('Level: 1', {
	size: 60,
	fill: '#ffffff'
});
levelText.anchor.set(0.5, 0);
levelText.y = 160;
LK.gui.top.addChild(levelText);
// Create board background
var boardBg = game.attachAsset('board_bg', {
	anchorX: 0.5,
	anchorY: 0.5,
	x: BOARD_OFFSET_X + BOARD_SIZE / 2,
	y: BOARD_OFFSET_Y + BOARD_SIZE / 2
});
// Initialize grid
function initializeGrid() {
	grid = [];
	for (var x = 0; x < GRID_SIZE; x++) {
		grid[x] = [];
		for (var y = 0; y < GRID_SIZE; y++) {
			grid[x][y] = null;
		}
	}
	// Fill grid with gems, ensuring no initial matches
	for (var x = 0; x < GRID_SIZE; x++) {
		for (var y = 0; y < GRID_SIZE; y++) {
			var validTypes = gemTypes.slice();
			// Remove types that would create horizontal matches
			if (x >= 2 && grid[x - 1][y] && grid[x - 2][y] && grid[x - 1][y].gemType === grid[x - 2][y].gemType) {
				var typeToRemove = grid[x - 1][y].gemType;
				var index = validTypes.indexOf(typeToRemove);
				if (index > -1) validTypes.splice(index, 1);
			}
			// Remove types that would create vertical matches
			if (y >= 2 && grid[x][y - 1] && grid[x][y - 2] && grid[x][y - 1].gemType === grid[x][y - 2].gemType) {
				var typeToRemove = grid[x][y - 1].gemType;
				var index = validTypes.indexOf(typeToRemove);
				if (index > -1) validTypes.splice(index, 1);
			}
			// Use fewer gem types for first level to make matches easier
			var availableTypes = currentLevel === 1 ? gemTypes.slice(0, 4) : gemTypes;
			var filteredValidTypes = validTypes.filter(function (type) {
				return availableTypes.indexOf(type) !== -1;
			});
			if (filteredValidTypes.length === 0) filteredValidTypes = availableTypes.slice(0, 2);
			var randomType = filteredValidTypes[Math.floor(Math.random() * filteredValidTypes.length)];
			var gem = new Gem(randomType, x, y);
			gem.x = BOARD_OFFSET_X + x * GEM_SIZE + GEM_SIZE / 2;
			gem.y = BOARD_OFFSET_Y + y * GEM_SIZE + GEM_SIZE / 2;
			grid[x][y] = gem;
			game.addChild(gem);
		}
	}
}
function handleGemSelect(gem) {
	if (isProcessing) return;
	if (selectedGem === null) {
		selectedGem = gem;
		gem.highlight();
	} else if (selectedGem === gem) {
		selectedGem.unhighlight();
		selectedGem = null;
	} else {
		// Check if gems are adjacent
		var dx = Math.abs(selectedGem.gridX - gem.gridX);
		var dy = Math.abs(selectedGem.gridY - gem.gridY);
		if (dx === 1 && dy === 0 || dx === 0 && dy === 1) {
			// Swap gems
			swapGems(selectedGem, gem);
		}
		selectedGem.unhighlight();
		selectedGem = null;
	}
}
function swapGems(gem1, gem2) {
	if (movesLeft <= 0) return;
	isProcessing = true;
	// Check if both gems are special - create super combo
	if (gem1.isSpecial && gem2.isSpecial) {
		movesLeft--;
		movesText.setText('Moves: ' + movesLeft);
		LK.setTimeout(function () {
			activateSpecialCombo(gem1, gem2);
			LK.setTimeout(function () {
				applyGravity();
			}, 500);
		}, 100);
		return;
	}
	// Check if either gem is special and activate it
	var specialActivated = false;
	if (gem1.isSpecial) {
		specialActivated = true;
		movesLeft--;
		movesText.setText('Moves: ' + movesLeft);
		LK.setTimeout(function () {
			activateSpecialGem(gem1);
			LK.setTimeout(function () {
				applyGravity();
			}, 500);
		}, 100);
		return;
	}
	if (gem2.isSpecial) {
		specialActivated = true;
		movesLeft--;
		movesText.setText('Moves: ' + movesLeft);
		LK.setTimeout(function () {
			activateSpecialGem(gem2);
			LK.setTimeout(function () {
				applyGravity();
			}, 500);
		}, 100);
		return;
	}
	// Store original positions
	var tempX = gem1.gridX;
	var tempY = gem1.gridY;
	// Temporarily swap gems to check for matches
	gem1.gridX = gem2.gridX;
	gem1.gridY = gem2.gridY;
	gem2.gridX = tempX;
	gem2.gridY = tempY;
	grid[gem1.gridX][gem1.gridY] = gem1;
	grid[gem2.gridX][gem2.gridY] = gem2;
	// Check if this swap creates any matches
	var testMatches = findMatches();
	// If no matches, revert the swap and don't continue
	if (testMatches.length === 0) {
		// Revert grid positions to original
		gem1.gridX = tempX;
		gem1.gridY = tempY;
		gem2.gridX = gem2.gridX;
		gem2.gridY = gem2.gridY;
		grid[gem1.gridX][gem1.gridY] = gem1;
		grid[gem2.gridX][gem2.gridY] = gem2;
		isProcessing = false;
		return;
	}
	// Update grid positions (already done above for testing)
	// Animate swap
	var targetX1 = BOARD_OFFSET_X + gem1.gridX * GEM_SIZE + GEM_SIZE / 2;
	var targetY1 = BOARD_OFFSET_Y + gem1.gridY * GEM_SIZE + GEM_SIZE / 2;
	var targetX2 = BOARD_OFFSET_X + gem2.gridX * GEM_SIZE + GEM_SIZE / 2;
	var targetY2 = BOARD_OFFSET_Y + gem2.gridY * GEM_SIZE + GEM_SIZE / 2;
	gem1.isAnimating = true;
	gem2.isAnimating = true;
	tween(gem1, {
		x: targetX1,
		y: targetY1
	}, {
		duration: 200,
		easing: tween.easeOut,
		onFinish: function onFinish() {
			gem1.isAnimating = false;
			checkSwapComplete();
		}
	});
	tween(gem2, {
		x: targetX2,
		y: targetY2
	}, {
		duration: 200,
		easing: tween.easeOut,
		onFinish: function onFinish() {
			gem2.isAnimating = false;
			checkSwapComplete();
		}
	});
}
var swapCompleteCount = 0;
function checkSwapComplete() {
	swapCompleteCount++;
	if (swapCompleteCount === 2) {
		swapCompleteCount = 0;
		// Check for matches
		var matches = findMatches();
		if (matches.length > 0) {
			movesLeft--;
			movesText.setText('Moves: ' + movesLeft);
			processMatches(matches);
		} else {
			// No matches, swap back
			var gem1 = null,
				gem2 = null;
			for (var x = 0; x < GRID_SIZE; x++) {
				for (var y = 0; y < GRID_SIZE; y++) {
					if (grid[x][y].x !== BOARD_OFFSET_X + x * GEM_SIZE + GEM_SIZE / 2 || grid[x][y].y !== BOARD_OFFSET_Y + y * GEM_SIZE + GEM_SIZE / 2) {
						if (gem1 === null) gem1 = grid[x][y];else gem2 = grid[x][y];
					}
				}
			}
			if (gem1 && gem2) {
				swapGems(gem1, gem2);
			} else {
				isProcessing = false;
			}
		}
	}
}
function findMatches() {
	var matches = [];
	var visited = [];
	// Initialize visited array
	for (var x = 0; x < GRID_SIZE; x++) {
		visited[x] = [];
		for (var y = 0; y < GRID_SIZE; y++) {
			visited[x][y] = false;
		}
	}
	// Find horizontal matches
	for (var y = 0; y < GRID_SIZE; y++) {
		for (var x = 0; x < GRID_SIZE - 2; x++) {
			if (grid[x][y] && grid[x + 1][y] && grid[x + 2][y] && grid[x][y].gemType === grid[x + 1][y].gemType && grid[x + 1][y].gemType === grid[x + 2][y].gemType) {
				var matchGroup = [];
				var currentX = x;
				while (currentX < GRID_SIZE && grid[currentX][y] && grid[currentX][y].gemType === grid[x][y].gemType) {
					if (!visited[currentX][y]) {
						matchGroup.push(grid[currentX][y]);
						visited[currentX][y] = true;
					}
					currentX++;
				}
				if (matchGroup.length >= 3) {
					matches.push(matchGroup);
				}
			}
		}
	}
	// Find vertical matches
	for (var x = 0; x < GRID_SIZE; x++) {
		for (var y = 0; y < GRID_SIZE - 2; y++) {
			if (grid[x][y] && grid[x][y + 1] && grid[x][y + 2] && grid[x][y].gemType === grid[x][y + 1].gemType && grid[x][y + 1].gemType === grid[x][y + 2].gemType) {
				var matchGroup = [];
				var currentY = y;
				while (currentY < GRID_SIZE && grid[x][currentY] && grid[x][currentY].gemType === grid[x][y].gemType) {
					if (!visited[x][currentY]) {
						matchGroup.push(grid[x][currentY]);
						visited[x][currentY] = true;
					}
					currentY++;
				}
				if (matchGroup.length >= 3) {
					matches.push(matchGroup);
				}
			}
		}
	}
	// Find 2x2 square matches
	for (var x = 0; x < GRID_SIZE - 1; x++) {
		for (var y = 0; y < GRID_SIZE - 1; y++) {
			if (grid[x][y] && grid[x + 1][y] && grid[x][y + 1] && grid[x + 1][y + 1]) {
				var gemType = grid[x][y].gemType;
				if (grid[x + 1][y].gemType === gemType && grid[x][y + 1].gemType === gemType && grid[x + 1][y + 1].gemType === gemType && !visited[x][y] && !visited[x + 1][y] && !visited[x][y + 1] && !visited[x + 1][y + 1]) {
					var squareMatch = [grid[x][y], grid[x + 1][y], grid[x][y + 1], grid[x + 1][y + 1]];
					matches.push(squareMatch);
					for (var i = 0; i < squareMatch.length; i++) {
						visited[squareMatch[i].gridX][squareMatch[i].gridY] = true;
					}
				}
			}
		}
	}
	// Find L and T shaped matches
	for (var x = 1; x < GRID_SIZE - 1; x++) {
		for (var y = 1; y < GRID_SIZE - 1; y++) {
			if (grid[x][y]) {
				var centerGem = grid[x][y];
				var gemType = centerGem.gemType;
				// Check L shapes (4 possible orientations)
				// L shape: top-left
				if (grid[x - 1][y] && grid[x][y - 1] && grid[x - 1][y - 1] && grid[x - 1][y].gemType === gemType && grid[x][y - 1].gemType === gemType && grid[x - 1][y - 1].gemType === gemType && !visited[x][y] && !visited[x - 1][y] && !visited[x][y - 1] && !visited[x - 1][y - 1]) {
					var lMatch = [centerGem, grid[x - 1][y], grid[x][y - 1], grid[x - 1][y - 1]];
					matches.push(lMatch);
					for (var i = 0; i < lMatch.length; i++) {
						visited[lMatch[i].gridX][lMatch[i].gridY] = true;
					}
				}
				// L shape: top-right
				if (grid[x + 1][y] && grid[x][y - 1] && grid[x + 1][y - 1] && grid[x + 1][y].gemType === gemType && grid[x][y - 1].gemType === gemType && grid[x + 1][y - 1].gemType === gemType && !visited[x][y] && !visited[x + 1][y] && !visited[x][y - 1] && !visited[x + 1][y - 1]) {
					var lMatch = [centerGem, grid[x + 1][y], grid[x][y - 1], grid[x + 1][y - 1]];
					matches.push(lMatch);
					for (var i = 0; i < lMatch.length; i++) {
						visited[lMatch[i].gridX][lMatch[i].gridY] = true;
					}
				}
				// L shape: bottom-left
				if (grid[x - 1][y] && grid[x][y + 1] && grid[x - 1][y + 1] && grid[x - 1][y].gemType === gemType && grid[x][y + 1].gemType === gemType && grid[x - 1][y + 1].gemType === gemType && !visited[x][y] && !visited[x - 1][y] && !visited[x][y + 1] && !visited[x - 1][y + 1]) {
					var lMatch = [centerGem, grid[x - 1][y], grid[x][y + 1], grid[x - 1][y + 1]];
					matches.push(lMatch);
					for (var i = 0; i < lMatch.length; i++) {
						visited[lMatch[i].gridX][lMatch[i].gridY] = true;
					}
				}
				// L shape: bottom-right
				if (grid[x + 1][y] && grid[x][y + 1] && grid[x + 1][y + 1] && grid[x + 1][y].gemType === gemType && grid[x][y + 1].gemType === gemType && grid[x + 1][y + 1].gemType === gemType && !visited[x][y] && !visited[x + 1][y] && !visited[x][y + 1] && !visited[x + 1][y + 1]) {
					var lMatch = [centerGem, grid[x + 1][y], grid[x][y + 1], grid[x + 1][y + 1]];
					matches.push(lMatch);
					for (var i = 0; i < lMatch.length; i++) {
						visited[lMatch[i].gridX][lMatch[i].gridY] = true;
					}
				}
				// Check T shapes (4 possible orientations)
				// T shape: horizontal top
				if (grid[x - 1][y] && grid[x + 1][y] && grid[x][y - 1] && grid[x - 1][y].gemType === gemType && grid[x + 1][y].gemType === gemType && grid[x][y - 1].gemType === gemType && !visited[x][y] && !visited[x - 1][y] && !visited[x + 1][y] && !visited[x][y - 1]) {
					var tMatch = [centerGem, grid[x - 1][y], grid[x + 1][y], grid[x][y - 1]];
					matches.push(tMatch);
					for (var i = 0; i < tMatch.length; i++) {
						visited[tMatch[i].gridX][tMatch[i].gridY] = true;
					}
				}
				// T shape: horizontal bottom
				if (grid[x - 1][y] && grid[x + 1][y] && grid[x][y + 1] && grid[x - 1][y].gemType === gemType && grid[x + 1][y].gemType === gemType && grid[x][y + 1].gemType === gemType && !visited[x][y] && !visited[x - 1][y] && !visited[x + 1][y] && !visited[x][y + 1]) {
					var tMatch = [centerGem, grid[x - 1][y], grid[x + 1][y], grid[x][y + 1]];
					matches.push(tMatch);
					for (var i = 0; i < tMatch.length; i++) {
						visited[tMatch[i].gridX][tMatch[i].gridY] = true;
					}
				}
				// T shape: vertical left
				if (grid[x][y - 1] && grid[x][y + 1] && grid[x - 1][y] && grid[x][y - 1].gemType === gemType && grid[x][y + 1].gemType === gemType && grid[x - 1][y].gemType === gemType && !visited[x][y] && !visited[x][y - 1] && !visited[x][y + 1] && !visited[x - 1][y]) {
					var tMatch = [centerGem, grid[x][y - 1], grid[x][y + 1], grid[x - 1][y]];
					matches.push(tMatch);
					for (var i = 0; i < tMatch.length; i++) {
						visited[tMatch[i].gridX][tMatch[i].gridY] = true;
					}
				}
				// T shape: vertical right
				if (grid[x][y - 1] && grid[x][y + 1] && grid[x + 1][y] && grid[x][y - 1].gemType === gemType && grid[x][y + 1].gemType === gemType && grid[x + 1][y].gemType === gemType && !visited[x][y] && !visited[x][y - 1] && !visited[x][y + 1] && !visited[x + 1][y]) {
					var tMatch = [centerGem, grid[x][y - 1], grid[x][y + 1], grid[x + 1][y]];
					matches.push(tMatch);
					for (var i = 0; i < tMatch.length; i++) {
						visited[tMatch[i].gridX][tMatch[i].gridY] = true;
					}
				}
			}
		}
	}
	return matches;
}
function processMatches(matches) {
	cascadeDepth++;
	var totalScore = 0;
	var specialGems = [];
	for (var i = 0; i < matches.length; i++) {
		var match = matches[i];
		var matchScore = match.length * 10 * cascadeDepth;
		totalScore += matchScore;
		// Create special gems for larger matches
		if (match.length === 4) {
			// Check if it's a 2x2 square
			var isSquare = false;
			var isLOrT = false;
			if (match.length === 4) {
				// Sort gems by position to check square pattern
				var sortedMatch = match.slice().sort(function (a, b) {
					if (a.gridX !== b.gridX) return a.gridX - b.gridX;
					return a.gridY - b.gridY;
				});
				// Check if it forms a 2x2 square
				if (sortedMatch[0].gridX === sortedMatch[1].gridX - 1 && sortedMatch[0].gridY === sortedMatch[2].gridY - 1 && sortedMatch[1].gridX === sortedMatch[3].gridX && sortedMatch[2].gridY === sortedMatch[3].gridY && sortedMatch[0].gridX === sortedMatch[2].gridX && sortedMatch[1].gridY === sortedMatch[0].gridY) {
					isSquare = true;
				}
				// Check if it's an L or T shape (4 gems in specific patterns)
				// L/T shapes will have gems that don't form a straight line
				var minX = Math.min(match[0].gridX, match[1].gridX, match[2].gridX, match[3].gridX);
				var maxX = Math.max(match[0].gridX, match[1].gridX, match[2].gridX, match[3].gridX);
				var minY = Math.min(match[0].gridY, match[1].gridY, match[2].gridY, match[3].gridY);
				var maxY = Math.max(match[0].gridY, match[1].gridY, match[2].gridY, match[3].gridY);
				// If it spans more than 1 row AND more than 1 column, it's likely L or T
				if (maxX - minX > 0 && maxY - minY > 0 && !isSquare) {
					isLOrT = true;
				}
			}
			if (isSquare) {
				// Create target gem for 2x2 square
				var specialGem = match[0];
				specialGem.setSpecial('target');
				specialGems.push(specialGem);
			} else if (isLOrT) {
				// Create bomb gem for L and T shapes
				var specialGem = match[0];
				specialGem.setSpecial('bomb');
				specialGems.push(specialGem);
			} else {
				// For 4-gem straight line matches, create line cleaner
				var specialGem = match[0];
				specialGem.setSpecial('line_cleaner');
				specialGems.push(specialGem);
			}
		} else if (match.length >= 5) {
			// Create rainbow gem
			var specialGem = match[0];
			specialGem.setSpecial('rainbow');
			specialGems.push(specialGem);
		}
		// Remove matched gems (except special gems) with crystal crack effects
		for (var j = 0; j < match.length; j++) {
			var gem = match[j];
			if (specialGems.indexOf(gem) === -1) {
				if (grid[gem.gridX] && grid[gem.gridX][gem.gridY]) {
					grid[gem.gridX][gem.gridY] = null;
				}
				// Add crystal crack effect
				LK.setTimeout(function (targetGem) {
					return function () {
						tween(targetGem, {
							scaleX: 1.3,
							scaleY: 1.3,
							alpha: 0.8,
							tint: 0xffffff
						}, {
							duration: 150,
							easing: tween.easeOut,
							onFinish: function onFinish() {
								tween(targetGem, {
									scaleX: 0.1,
									scaleY: 0.1,
									alpha: 0,
									rotation: Math.PI * 0.5,
									tint: 0xaaaaaa
								}, {
									duration: 200,
									easing: tween.easeIn,
									onFinish: function onFinish() {
										if (targetGem.parent) {
											targetGem.destroy();
										}
									}
								});
							}
						});
					};
				}(gem), j * 20);
			}
		}
	}
	currentScore += totalScore;
	scoreText.setText('Score: ' + currentScore);
	LK.getSound('match').play();
	// Apply gravity and cascade
	LK.setTimeout(function () {
		applyGravity();
	}, 200);
}
function applyGravity() {
	var gemsToAnimate = [];
	// Move gems down
	for (var x = 0; x < GRID_SIZE; x++) {
		var writeIndex = GRID_SIZE - 1;
		for (var y = GRID_SIZE - 1; y >= 0; y--) {
			if (grid[x][y] !== null) {
				if (y !== writeIndex) {
					grid[x][writeIndex] = grid[x][y];
					grid[x][y] = null;
					grid[x][writeIndex].gridY = writeIndex;
					var targetY = BOARD_OFFSET_Y + writeIndex * GEM_SIZE + GEM_SIZE / 2;
					gemsToAnimate.push({
						gem: grid[x][writeIndex],
						targetY: targetY
					});
				}
				writeIndex--;
			}
		}
		// Fill empty spaces with new gems
		for (var y = 0; y <= writeIndex; y++) {
			var availableTypes = currentLevel === 1 ? gemTypes.slice(0, 4) : gemTypes;
			var randomType = availableTypes[Math.floor(Math.random() * availableTypes.length)];
			var newGem = new Gem(randomType, x, y);
			newGem.x = BOARD_OFFSET_X + x * GEM_SIZE + GEM_SIZE / 2;
			newGem.y = BOARD_OFFSET_Y + y * GEM_SIZE + GEM_SIZE / 2 - (writeIndex - y + 1) * GEM_SIZE;
			grid[x][y] = newGem;
			game.addChild(newGem);
			var targetY = BOARD_OFFSET_Y + y * GEM_SIZE + GEM_SIZE / 2;
			gemsToAnimate.push({
				gem: newGem,
				targetY: targetY
			});
		}
	}
	// Animate falling gems
	var animationCount = 0;
	for (var i = 0; i < gemsToAnimate.length; i++) {
		var animData = gemsToAnimate[i];
		animData.gem.isAnimating = true;
		tween(animData.gem, {
			y: animData.targetY
		}, {
			duration: 300,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				animationCount++;
				if (animationCount === gemsToAnimate.length) {
					checkForCascade();
				}
			}
		});
	}
	if (gemsToAnimate.length === 0) {
		checkForCascade();
	}
}
function activateSpecialGem(gem) {
	if (!gem.isSpecial) return false;
	var gemsToRemove = [];
	if (gem.specialType === 'striped_horizontal') {
		// Enhanced horizontal striped effect - sweeping motion
		tween(gem, {
			scaleX: 8,
			scaleY: 1.5,
			tint: 0xffff00,
			alpha: 0.7
		}, {
			duration: 350,
			easing: tween.easeOut
		});
		// Remove entire row
		for (var x = 0; x < GRID_SIZE; x++) {
			if (grid[x][gem.gridY] && grid[x][gem.gridY] !== gem) {
				gemsToRemove.push(grid[x][gem.gridY]);
			}
		}
	} else if (gem.specialType === 'striped_vertical') {
		// Enhanced vertical striped effect - sweeping motion
		tween(gem, {
			scaleX: 1.5,
			scaleY: 8,
			tint: 0xffff00,
			alpha: 0.7
		}, {
			duration: 350,
			easing: tween.easeOut
		});
		// Remove entire column
		for (var y = 0; y < GRID_SIZE; y++) {
			if (grid[gem.gridX][y] && grid[gem.gridX][y] !== gem) {
				gemsToRemove.push(grid[gem.gridX][y]);
			}
		}
	} else if (gem.specialType === 'rainbow') {
		// Enhanced rainbow effect - color cycling shimmer
		tween(gem, {
			scaleX: 2.5,
			scaleY: 2.5,
			tint: 0xff00ff
		}, {
			duration: 200,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(gem, {
					tint: 0x00ffff
				}, {
					duration: 200,
					easing: tween.easeInOut,
					onFinish: function onFinish() {
						tween(gem, {
							tint: 0xffff00
						}, {
							duration: 200,
							easing: tween.easeInOut
						});
					}
				});
			}
		});
		// Remove all gems of the same type as the first regular gem found
		var targetType = null;
		for (var x = 0; x < GRID_SIZE && !targetType; x++) {
			for (var y = 0; y < GRID_SIZE && !targetType; y++) {
				if (grid[x][y] && !grid[x][y].isSpecial && grid[x][y] !== gem) {
					targetType = grid[x][y].gemType;
				}
			}
		}
		if (targetType) {
			for (var x = 0; x < GRID_SIZE; x++) {
				for (var y = 0; y < GRID_SIZE; y++) {
					if (grid[x][y] && grid[x][y].gemType === targetType && grid[x][y] !== gem) {
						gemsToRemove.push(grid[x][y]);
					}
				}
			}
		}
	} else if (gem.specialType === 'bomb') {
		// Add explosion flash effect for bomb
		LK.effects.flashScreen(0xff8800, 600);
		// Enhanced bomb visual effect - pulsing explosion
		tween(gem, {
			scaleX: 4,
			scaleY: 4,
			rotation: Math.PI * 2,
			tint: 0xff4400
		}, {
			duration: 400,
			easing: tween.easeOut
		});
		// Remove 3x3 area around the bomb
		for (var dx = -1; dx <= 1; dx++) {
			for (var dy = -1; dy <= 1; dy++) {
				var targetX = gem.gridX + dx;
				var targetY = gem.gridY + dy;
				if (targetX >= 0 && targetX < GRID_SIZE && targetY >= 0 && targetY < GRID_SIZE) {
					if (grid[targetX][targetY] && grid[targetX][targetY] !== gem) {
						gemsToRemove.push(grid[targetX][targetY]);
					}
				}
			}
		}
	} else if (gem.specialType === 'target') {
		// Enhanced target effect - bullseye pulsing
		tween(gem, {
			scaleX: 2.5,
			scaleY: 2.5,
			tint: 0xff0000
		}, {
			duration: 200,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(gem, {
					scaleX: 1.5,
					scaleY: 1.5,
					tint: 0xffffff
				}, {
					duration: 150,
					easing: tween.easeInOut,
					onFinish: function onFinish() {
						tween(gem, {
							scaleX: 2,
							scaleY: 2,
							tint: 0xff0000
						}, {
							duration: 150,
							easing: tween.easeInOut
						});
					}
				});
			}
		});
		// Remove single target gem (the gem itself)
		// Target gem destroys only itself when activated
	} else if (gem.specialType === 'line_cleaner') {
		// Enhanced line cleaner effect - crosshair targeting
		tween(gem, {
			scaleX: 3,
			scaleY: 3,
			tint: 0x00ff00,
			rotation: Math.PI / 4
		}, {
			duration: 300,
			easing: tween.easeOut
		});
		// Determine if it was a horizontal or vertical line and clear that line
		// Check adjacent gems to determine orientation
		var isHorizontal = false;
		var isVertical = false;
		// Check horizontal neighbors
		if (gem.gridX > 0 && grid[gem.gridX - 1][gem.gridY] && grid[gem.gridX - 1][gem.gridY].gemType === gem.gemType || gem.gridX < GRID_SIZE - 1 && grid[gem.gridX + 1][gem.gridY] && grid[gem.gridX + 1][gem.gridY].gemType === gem.gemType) {
			isHorizontal = true;
		}
		// Check vertical neighbors  
		if (gem.gridY > 0 && grid[gem.gridX][gem.gridY - 1] && grid[gem.gridX][gem.gridY - 1].gemType === gem.gemType || gem.gridY < GRID_SIZE - 1 && grid[gem.gridX][gem.gridY + 1] && grid[gem.gridX][gem.gridY + 1].gemType === gem.gemType) {
			isVertical = true;
		}
		if (isHorizontal && !isVertical) {
			// Clear entire row
			for (var x = 0; x < GRID_SIZE; x++) {
				if (grid[x][gem.gridY] && grid[x][gem.gridY] !== gem) {
					gemsToRemove.push(grid[x][gem.gridY]);
				}
			}
		} else if (isVertical && !isHorizontal) {
			// Clear entire column
			for (var y = 0; y < GRID_SIZE; y++) {
				if (grid[gem.gridX][y] && grid[gem.gridX][y] !== gem) {
					gemsToRemove.push(grid[gem.gridX][y]);
				}
			}
		} else {
			// Default to clearing row if unclear
			for (var x = 0; x < GRID_SIZE; x++) {
				if (grid[x][gem.gridY] && grid[x][gem.gridY] !== gem) {
					gemsToRemove.push(grid[x][gem.gridY]);
				}
			}
		}
	}
	// Remove the special gem itself
	gemsToRemove.push(gem);
	// Add explosion effect
	tween(gem, {
		scaleX: 2,
		scaleY: 2,
		alpha: 0
	}, {
		duration: 300,
		easing: tween.easeOut
	});
	// Remove all targeted gems with crystal crack effects and staggered timing
	for (var i = 0; i < gemsToRemove.length; i++) {
		var gemToRemove = gemsToRemove[i];
		if (grid[gemToRemove.gridX] && grid[gemToRemove.gridX][gemToRemove.gridY]) {
			grid[gemToRemove.gridX][gemToRemove.gridY] = null;
		}
		// Add crystal crack effect with delay for cascade visual
		LK.setTimeout(function (targetGem) {
			return function () {
				// First stage - crystal stress effect
				tween(targetGem, {
					scaleX: 1.2,
					scaleY: 1.2,
					alpha: 0.9,
					tint: 0xffffff
				}, {
					duration: 100,
					easing: tween.easeOut,
					onFinish: function onFinish() {
						// Second stage - crack and shatter
						tween(targetGem, {
							scaleX: 0.1,
							scaleY: 0.1,
							alpha: 0,
							rotation: Math.PI,
							tint: 0xcccccc
						}, {
							duration: 200,
							easing: tween.easeIn,
							onFinish: function onFinish() {
								if (targetGem.parent) {
									targetGem.destroy();
								}
							}
						});
					}
				});
			};
		}(gemToRemove), i * 50);
	}
	// Add score for special activation
	var bonusScore = gemsToRemove.length * 20;
	currentScore += bonusScore;
	scoreText.setText('Score: ' + currentScore);
	return true;
}
function checkForCascade() {
	var matches = findMatches();
	if (matches.length > 0) {
		LK.getSound('cascade').play();
		processMatches(matches);
	} else {
		cascadeDepth = 0;
		isProcessing = false;
		// Check for game over
		if (movesLeft <= 0) {
			// Check if level completed (win condition based on score)
			var requiredScore = currentLevel === 1 ? 200 : currentLevel * 500; // Much lower score for first level
			if (currentScore >= requiredScore) {
				// Level completed - unlock next level
				var unlockedLevel = storage.unlockedLevel || 1;
				if (currentLevel >= unlockedLevel && currentLevel < 10) {
					storage.unlockedLevel = currentLevel + 1;
				}
				LK.showYouWin();
			} else {
				LK.setTimeout(function () {
					showMenu();
				}, 1000);
			}
		}
	}
}
// Start with menu instead of initializing grid directly
showMenu();
game.update = function () {
	// Update gem animations
	for (var x = 0; x < GRID_SIZE; x++) {
		for (var y = 0; y < GRID_SIZE; y++) {
			if (grid[x] && grid[x][y] && grid[x][y].isAnimating) {
				grid[x][y].isAnimating = false;
			}
		}
	}
};
function activateSpecialCombo(gem1, gem2) {
	var gemsToRemove = [];
	var comboScore = 0;
	// Add dramatic visual effect for combo
	tween(gem1, {
		scaleX: 3,
		scaleY: 3,
		alpha: 0
	}, {
		duration: 500,
		easing: tween.easeOut
	});
	tween(gem2, {
		scaleX: 3,
		scaleY: 3,
		alpha: 0
	}, {
		duration: 500,
		easing: tween.easeOut
	});
	// Determine combo effect based on gem types
	var type1 = gem1.specialType;
	var type2 = gem2.specialType;
	if ((type1 === 'striped_horizontal' || type1 === 'striped_vertical') && (type2 === 'striped_horizontal' || type2 === 'striped_vertical')) {
		// Striped + Striped = Clear entire row AND column
		for (var x = 0; x < GRID_SIZE; x++) {
			if (grid[x][gem1.gridY] && grid[x][gem1.gridY] !== gem1 && grid[x][gem1.gridY] !== gem2) {
				gemsToRemove.push(grid[x][gem1.gridY]);
			}
		}
		for (var y = 0; y < GRID_SIZE; y++) {
			if (grid[gem1.gridX][y] && grid[gem1.gridX][y] !== gem1 && grid[gem1.gridX][y] !== gem2) {
				gemsToRemove.push(grid[gem1.gridX][y]);
			}
		}
		comboScore = 500;
	} else if (type1 === 'bomb' && type2 === 'bomb') {
		// Bomb + Bomb = 5x5 explosion
		for (var dx = -2; dx <= 2; dx++) {
			for (var dy = -2; dy <= 2; dy++) {
				var targetX = gem1.gridX + dx;
				var targetY = gem1.gridY + dy;
				if (targetX >= 0 && targetX < GRID_SIZE && targetY >= 0 && targetY < GRID_SIZE) {
					if (grid[targetX][targetY] && grid[targetX][targetY] !== gem1 && grid[targetX][targetY] !== gem2) {
						gemsToRemove.push(grid[targetX][targetY]);
					}
				}
			}
		}
		comboScore = 400;
	} else if ((type1 === 'striped_horizontal' || type1 === 'striped_vertical') && type2 === 'bomb') {
		// Striped + Bomb = 3 rows or 3 columns
		if (type1 === 'striped_horizontal') {
			for (var dy = -1; dy <= 1; dy++) {
				for (var x = 0; x < GRID_SIZE; x++) {
					var targetY = gem1.gridY + dy;
					if (targetY >= 0 && targetY < GRID_SIZE) {
						if (grid[x][targetY] && grid[x][targetY] !== gem1 && grid[x][targetY] !== gem2) {
							gemsToRemove.push(grid[x][targetY]);
						}
					}
				}
			}
		} else {
			for (var dx = -1; dx <= 1; dx++) {
				for (var y = 0; y < GRID_SIZE; y++) {
					var targetX = gem1.gridX + dx;
					if (targetX >= 0 && targetX < GRID_SIZE) {
						if (grid[targetX][y] && grid[targetX][y] !== gem1 && grid[targetX][y] !== gem2) {
							gemsToRemove.push(grid[targetX][y]);
						}
					}
				}
			}
		}
		comboScore = 350;
	} else if (type1 === 'bomb' && (type2 === 'striped_horizontal' || type2 === 'striped_vertical')) {
		// Bomb + Striped = 3 rows or 3 columns
		if (type2 === 'striped_horizontal') {
			for (var dy = -1; dy <= 1; dy++) {
				for (var x = 0; x < GRID_SIZE; x++) {
					var targetY = gem2.gridY + dy;
					if (targetY >= 0 && targetY < GRID_SIZE) {
						if (grid[x][targetY] && grid[x][targetY] !== gem1 && grid[x][targetY] !== gem2) {
							gemsToRemove.push(grid[x][targetY]);
						}
					}
				}
			}
		} else {
			for (var dx = -1; dx <= 1; dx++) {
				for (var y = 0; y < GRID_SIZE; y++) {
					var targetX = gem2.gridX + dx;
					if (targetX >= 0 && targetX < GRID_SIZE) {
						if (grid[targetX][y] && grid[targetX][y] !== gem1 && grid[targetX][y] !== gem2) {
							gemsToRemove.push(grid[targetX][y]);
						}
					}
				}
			}
		}
		comboScore = 350;
	} else if (type1 === 'rainbow' || type2 === 'rainbow') {
		// Rainbow + Any special = Transform all gems of one type to that special type
		var otherGem = type1 === 'rainbow' ? gem2 : gem1;
		var targetType = gemTypes[Math.floor(Math.random() * gemTypes.length)];
		for (var x = 0; x < GRID_SIZE; x++) {
			for (var y = 0; y < GRID_SIZE; y++) {
				if (grid[x][y] && grid[x][y].gemType === targetType && grid[x][y] !== gem1 && grid[x][y] !== gem2) {
					// Transform to special type
					grid[x][y].setSpecial(otherGem.specialType);
				}
			}
		}
		comboScore = 600;
	} else if (type1 === 'target' || type2 === 'target') {
		// Target + Any special = Clear all gems of 2 random colors
		var color1 = gemTypes[Math.floor(Math.random() * gemTypes.length)];
		var color2 = gemTypes[Math.floor(Math.random() * gemTypes.length)];
		while (color2 === color1) {
			color2 = gemTypes[Math.floor(Math.random() * gemTypes.length)];
		}
		for (var x = 0; x < GRID_SIZE; x++) {
			for (var y = 0; y < GRID_SIZE; y++) {
				if (grid[x][y] && (grid[x][y].gemType === color1 || grid[x][y].gemType === color2) && grid[x][y] !== gem1 && grid[x][y] !== gem2) {
					gemsToRemove.push(grid[x][y]);
				}
			}
		}
		comboScore = 450;
	} else if (type1 === 'line_cleaner' || type2 === 'line_cleaner') {
		// Line cleaner + Any special = Clear cross pattern (both row and column)
		var targetGem = type1 === 'line_cleaner' ? gem1 : gem2;
		// Clear entire row
		for (var x = 0; x < GRID_SIZE; x++) {
			if (grid[x][targetGem.gridY] && grid[x][targetGem.gridY] !== gem1 && grid[x][targetGem.gridY] !== gem2) {
				gemsToRemove.push(grid[x][targetGem.gridY]);
			}
		}
		// Clear entire column
		for (var y = 0; y < GRID_SIZE; y++) {
			if (grid[targetGem.gridX][y] && grid[targetGem.gridX][y] !== gem1 && grid[targetGem.gridX][y] !== gem2) {
				gemsToRemove.push(grid[targetGem.gridX][y]);
			}
		}
		comboScore = 400;
	}
	// Remove the special gems themselves
	gemsToRemove.push(gem1);
	gemsToRemove.push(gem2);
	// Remove all targeted gems with enhanced crystal crack effects
	for (var i = 0; i < gemsToRemove.length; i++) {
		var gemToRemove = gemsToRemove[i];
		if (grid[gemToRemove.gridX] && grid[gemToRemove.gridX][gemToRemove.gridY]) {
			grid[gemToRemove.gridX][gemToRemove.gridY] = null;
		}
		// Enhanced crystal crack effect for combo - dramatic shattering
		tween(gemToRemove, {
			scaleX: 1.4,
			scaleY: 1.4,
			alpha: 1.0,
			tint: 0xffffff
		}, {
			duration: 120,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				tween(gemToRemove, {
					scaleX: 0,
					scaleY: 0,
					alpha: 0,
					rotation: Math.PI * 2,
					tint: 0x888888
				}, {
					duration: 250,
					easing: tween.easeIn,
					onFinish: function onFinish() {
						if (gemToRemove.parent) {
							gemToRemove.destroy();
						}
					}
				});
			}
		});
	}
	// Add bonus score for special combo
	currentScore += comboScore;
	scoreText.setText('Score: ' + currentScore);
	// Flash screen to indicate powerful combo
	LK.effects.flashScreen(0xffd700, 800);
}