===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,215 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var Card = Container.expand(function (symbolType) {
+	var self = Container.call(this);
+	self.symbolType = symbolType;
+	self.isFlipped = false;
+	self.isMatched = false;
+	self.canFlip = true;
+	// Card back (always visible when not flipped)
+	var cardBack = self.attachAsset('cardBack', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	// Card front (white background)
+	var cardFront = self.attachAsset('cardFront', {
+		anchorX: 0.5,
+		anchorY: 0.5,
+		alpha: 0
+	});
+	// Symbol on the card
+	var symbol = self.attachAsset('symbol' + symbolType, {
+		anchorX: 0.5,
+		anchorY: 0.5,
+		alpha: 0
+	});
+	self.flip = function () {
+		if (!self.canFlip || self.isMatched) return;
+		LK.getSound('cardFlip').play();
+		self.isFlipped = !self.isFlipped;
+		if (self.isFlipped) {
+			// Show front and symbol
+			tween(cardFront, {
+				alpha: 1
+			}, {
+				duration: 200
+			});
+			tween(symbol, {
+				alpha: 1
+			}, {
+				duration: 200
+			});
+		} else {
+			// Hide front and symbol
+			tween(cardFront, {
+				alpha: 0
+			}, {
+				duration: 200
+			});
+			tween(symbol, {
+				alpha: 0
+			}, {
+				duration: 200
+			});
+		}
+	};
+	self.setMatched = function () {
+		self.isMatched = true;
+		self.canFlip = false;
+		// Add a subtle scale effect for matched cards
+		tween(self, {
+			scaleX: 1.1,
+			scaleY: 1.1
+		}, {
+			duration: 300,
+			easing: tween.easeOut
+		});
+	};
+	self.down = function (x, y, obj) {
+		if (self.canFlip && !self.isFlipped && !self.isMatched) {
+			handleCardTap(self);
+		}
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
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+	backgroundColor: 0x2c3e50
+});
+
+/**** 
+* Game Code
+****/ 
+// Game variables
+var cards = [];
+var flippedCards = [];
+var moves = 0;
+var startTime = Date.now();
+var gameCompleted = false;
+var canFlipCards = true;
+// Grid configuration
+var GRID_COLS = 4;
+var GRID_ROWS = 4;
+var CARD_SIZE = 200;
+var CARD_SPACING = 20;
+// UI elements
+var movesTxt = new Text2('Moves: 0', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+movesTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(movesTxt);
+movesTxt.y = 100;
+var timerTxt = new Text2('Time: 0:00', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+timerTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(timerTxt);
+timerTxt.y = 180;
+// Create card types array (8 pairs)
+var cardTypes = [];
+for (var i = 1; i <= 8; i++) {
+	cardTypes.push(i);
+	cardTypes.push(i); // Add pair
+}
+// Shuffle function
+function shuffleArray(array) {
+	for (var i = array.length - 1; i > 0; i--) {
+		var j = Math.floor(Math.random() * (i + 1));
+		var temp = array[i];
+		array[i] = array[j];
+		array[j] = temp;
+	}
+	return array;
+}
+// Initialize cards
+function initializeCards() {
+	var shuffledTypes = shuffleArray(cardTypes);
+	// Calculate grid positioning
+	var gridWidth = GRID_COLS * CARD_SIZE + (GRID_COLS - 1) * CARD_SPACING;
+	var gridHeight = GRID_ROWS * CARD_SIZE + (GRID_ROWS - 1) * CARD_SPACING;
+	var startX = (2048 - gridWidth) / 2 + CARD_SIZE / 2;
+	var startY = (2732 - gridHeight) / 2 + CARD_SIZE / 2;
+	for (var row = 0; row < GRID_ROWS; row++) {
+		for (var col = 0; col < GRID_COLS; col++) {
+			var index = row * GRID_COLS + col;
+			var card = new Card(shuffledTypes[index]);
+			card.x = startX + col * (CARD_SIZE + CARD_SPACING);
+			card.y = startY + row * (CARD_SIZE + CARD_SPACING);
+			cards.push(card);
+			game.addChild(card);
+		}
+	}
+}
+// Handle card tap
+function handleCardTap(card) {
+	if (!canFlipCards || flippedCards.length >= 2) return;
+	card.flip();
+	flippedCards.push(card);
+	if (flippedCards.length === 2) {
+		moves++;
+		movesTxt.setText('Moves: ' + moves);
+		canFlipCards = false;
+		// Check for match after a short delay
+		LK.setTimeout(function () {
+			checkForMatch();
+		}, 1000);
+	}
+}
+// Check if two flipped cards match
+function checkForMatch() {
+	var card1 = flippedCards[0];
+	var card2 = flippedCards[1];
+	if (card1.symbolType === card2.symbolType) {
+		// Match found
+		LK.getSound('match').play();
+		card1.setMatched();
+		card2.setMatched();
+		// Check if game is complete
+		var matchedCount = 0;
+		for (var i = 0; i < cards.length; i++) {
+			if (cards[i].isMatched) {
+				matchedCount++;
+			}
+		}
+		if (matchedCount === cards.length) {
+			gameCompleted = true;
+			LK.setTimeout(function () {
+				LK.showYouWin();
+			}, 500);
+		}
+	} else {
+		// No match
+		LK.getSound('noMatch').play();
+		card1.flip();
+		card2.flip();
+	}
+	flippedCards = [];
+	canFlipCards = true;
+}
+// Format time display
+function formatTime(seconds) {
+	var minutes = Math.floor(seconds / 60);
+	var remainingSeconds = seconds % 60;
+	return minutes + ':' + (remainingSeconds < 10 ? '0' : '') + remainingSeconds;
+}
+// Initialize the game
+initializeCards();
+// Main game update loop
+game.update = function () {
+	// Update timer
+	if (!gameCompleted) {
+		var elapsedTime = Math.floor((Date.now() - startTime) / 1000);
+		timerTxt.setText('Time: ' + formatTime(elapsedTime));
+	}
+};
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