===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,389 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+var storage = LK.import("@upit/storage.v1");
+
+/**** 
+* Classes
+****/ 
+var MysteryBox = Container.expand(function () {
+	var self = Container.call(this);
+	self.boxType = 'basic';
+	self.cost = 0;
+	self.isOpening = false;
+	self.rarityWeights = {
+		basic: {
+			common: 70,
+			uncommon: 25,
+			rare: 4,
+			epic: 0.9,
+			legendary: 0.1
+		},
+		silver: {
+			common: 50,
+			uncommon: 35,
+			rare: 10,
+			epic: 4,
+			legendary: 1
+		},
+		gold: {
+			common: 30,
+			uncommon: 40,
+			rare: 20,
+			epic: 8,
+			legendary: 2
+		},
+		diamond: {
+			common: 10,
+			uncommon: 30,
+			rare: 35,
+			epic: 20,
+			legendary: 5
+		},
+		legendary: {
+			common: 0,
+			uncommon: 20,
+			rare: 40,
+			epic: 30,
+			legendary: 10
+		}
+	};
+	self.itemValues = {
+		common: 10,
+		uncommon: 25,
+		rare: 100,
+		epic: 500,
+		legendary: 2000
+	};
+	self.setup = function (type, cost) {
+		self.boxType = type;
+		self.cost = cost;
+		var boxGraphics = self.attachAsset(type + 'Box', {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+		self.interactive = true;
+		self.buttonMode = true;
+	};
+	self.getRarity = function () {
+		var weights = self.rarityWeights[self.boxType];
+		var random = Math.random() * 100;
+		var cumulative = 0;
+		for (var rarity in weights) {
+			cumulative += weights[rarity];
+			if (random <= cumulative) {
+				return rarity;
+			}
+		}
+		return 'common';
+	};
+	self.open = function () {
+		if (self.isOpening) return null;
+		self.isOpening = true;
+		var rarity = self.getRarity();
+		var value = self.itemValues[rarity];
+		LK.getSound('boxOpen').play();
+		tween(self, {
+			scaleX: 1.2,
+			scaleY: 1.2
+		}, {
+			duration: 200,
+			easing: tween.easeOut,
+			onFinish: function onFinish() {
+				tween(self, {
+					scaleX: 0,
+					scaleY: 0
+				}, {
+					duration: 300,
+					easing: tween.easeIn
+				});
+			}
+		});
+		return {
+			rarity: rarity,
+			value: value
+		};
+	};
+	return self;
+});
+var OpenButton = Container.expand(function () {
+	var self = Container.call(this);
+	self.cost = 0;
+	var buttonGraphics = self.attachAsset('openButton', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.buttonText = new Text2('OPEN', {
+		size: 60,
+		fill: 0xFFFFFF
+	});
+	self.buttonText.anchor.set(0.5, 0.5);
+	self.addChild(self.buttonText);
+	self.interactive = true;
+	self.buttonMode = true;
+	self.updateCost = function (cost) {
+		self.cost = cost;
+		if (cost === 0) {
+			self.buttonText.setText('OPEN FREE');
+		} else {
+			self.buttonText.setText('OPEN - ' + cost);
+		}
+	};
+	self.down = function () {
+		tween(self, {
+			scaleX: 0.95,
+			scaleY: 0.95
+		}, {
+			duration: 100
+		});
+	};
+	self.up = function () {
+		tween(self, {
+			scaleX: 1,
+			scaleY: 1
+		}, {
+			duration: 100
+		});
+	};
+	return self;
+});
+var RewardItem = Container.expand(function () {
+	var self = Container.call(this);
+	self.setup = function (rarity, value) {
+		var itemGraphics = self.attachAsset(rarity + 'Item', {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+		self.scaleX = 0;
+		self.scaleY = 0;
+		tween(self, {
+			scaleX: 1,
+			scaleY: 1
+		}, {
+			duration: 500,
+			easing: tween.bounceOut
+		});
+		if (rarity === 'epic' || rarity === 'legendary') {
+			LK.getSound('rareFind').play();
+			LK.effects.flashScreen(0xFFD700, 500);
+		}
+		var valueText = new Text2('+' + value, {
+			size: 60,
+			fill: 0xFFD700
+		});
+		valueText.anchor.set(0.5, 0.5);
+		valueText.y = -150;
+		self.addChild(valueText);
+		tween(valueText, {
+			y: -250,
+			alpha: 0
+		}, {
+			duration: 1500,
+			easing: tween.easeOut
+		});
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x1a1a1a
+});
+
+/**** 
+* Game Code
+****/ 
+var coins = storage.coins || 100;
+var collection = storage.collection || {};
+var unlockedBoxes = storage.unlockedBoxes || ['basic'];
+var currentBoxIndex = 0;
+var boxes = [];
+var boxConfigs = [{
+	type: 'basic',
+	cost: 0
+}, {
+	type: 'silver',
+	cost: 100
+}, {
+	type: 'gold',
+	cost: 500
+}, {
+	type: 'diamond',
+	cost: 2000
+}, {
+	type: 'legendary',
+	cost: 10000
+}];
+var coinsText = new Text2('Coins: ' + coins, {
+	size: 80,
+	fill: 0xFFD700
+});
+coinsText.anchor.set(0.5, 0);
+LK.gui.top.addChild(coinsText);
+var collectionText = new Text2('Collection: ' + Object.keys(collection).length, {
+	size: 60,
+	fill: 0xFFFFFF
+});
+collectionText.anchor.set(1, 0);
+collectionText.x = -20;
+LK.gui.topRight.addChild(collectionText);
+var currentBox = null;
+var openButton = new OpenButton();
+openButton.x = 1024;
+openButton.y = 2200;
+game.addChild(openButton);
+var prevButton = new Text2('<', {
+	size: 120,
+	fill: 0xFFFFFF
+});
+prevButton.anchor.set(0.5, 0.5);
+prevButton.x = 200;
+prevButton.y = 1366;
+prevButton.interactive = true;
+prevButton.buttonMode = true;
+game.addChild(prevButton);
+var nextButton = new Text2('>', {
+	size: 120,
+	fill: 0xFFFFFF
+});
+nextButton.anchor.set(0.5, 0.5);
+nextButton.x = 1848;
+nextButton.y = 1366;
+nextButton.interactive = true;
+nextButton.buttonMode = true;
+game.addChild(nextButton);
+var boxNameText = new Text2('', {
+	size: 80,
+	fill: 0xFFFFFF
+});
+boxNameText.anchor.set(0.5, 0.5);
+boxNameText.x = 1024;
+boxNameText.y = 800;
+game.addChild(boxNameText);
+function updateCoins(amount) {
+	coins += amount;
+	storage.coins = coins;
+	coinsText.setText('Coins: ' + coins);
+	LK.getSound('coinCollect').play();
+}
+function updateCollection(rarity) {
+	var key = currentBox.boxType + '_' + rarity;
+	if (!collection[key]) {
+		collection[key] = 0;
+	}
+	collection[key]++;
+	storage.collection = collection;
+	collectionText.setText('Collection: ' + Object.keys(collection).length);
+}
+function createNewBox() {
+	if (currentBox) {
+		currentBox.destroy();
+	}
+	var config = boxConfigs[currentBoxIndex];
+	currentBox = new MysteryBox();
+	currentBox.setup(config.type, config.cost);
+	currentBox.x = 1024;
+	currentBox.y = 1366;
+	game.addChild(currentBox);
+	boxNameText.setText(config.type.toUpperCase() + ' BOX');
+	openButton.updateCost(config.cost);
+	var isUnlocked = unlockedBoxes.indexOf(config.type) !== -1;
+	if (!isUnlocked) {
+		currentBox.alpha = 0.3;
+		openButton.visible = false;
+		boxNameText.setText('LOCKED - Need ' + currentBoxIndex * 1000 + ' coins');
+	} else {
+		currentBox.alpha = 1;
+		openButton.visible = true;
+	}
+}
+function checkUnlocks() {
+	for (var i = 0; i < boxConfigs.length; i++) {
+		var boxType = boxConfigs[i].type;
+		if (unlockedBoxes.indexOf(boxType) === -1) {
+			if (coins >= i * 1000) {
+				unlockedBoxes.push(boxType);
+				storage.unlockedBoxes = unlockedBoxes;
+				if (i === currentBoxIndex) {
+					createNewBox();
+				}
+			}
+		}
+	}
+}
+prevButton.down = function () {
+	tween(prevButton, {
+		scaleX: 0.9,
+		scaleY: 0.9
+	}, {
+		duration: 100
+	});
+};
+prevButton.up = function () {
+	tween(prevButton, {
+		scaleX: 1,
+		scaleY: 1
+	}, {
+		duration: 100
+	});
+	if (currentBoxIndex > 0) {
+		currentBoxIndex--;
+		createNewBox();
+	}
+};
+nextButton.down = function () {
+	tween(nextButton, {
+		scaleX: 0.9,
+		scaleY: 0.9
+	}, {
+		duration: 100
+	});
+};
+nextButton.up = function () {
+	tween(nextButton, {
+		scaleX: 1,
+		scaleY: 1
+	}, {
+		duration: 100
+	});
+	if (currentBoxIndex < boxConfigs.length - 1) {
+		currentBoxIndex++;
+		createNewBox();
+	}
+};
+openButton.down = function () {
+	openButton.down();
+};
+openButton.up = function () {
+	openButton.up();
+	if (currentBox && !currentBox.isOpening) {
+		var cost = boxConfigs[currentBoxIndex].cost;
+		if (coins >= cost) {
+			if (cost > 0) {
+				updateCoins(-cost);
+			}
+			var result = currentBox.open();
+			if (result) {
+				var reward = new RewardItem();
+				reward.setup(result.rarity, result.value);
+				reward.x = 1024;
+				reward.y = 1366;
+				game.addChild(reward);
+				updateCoins(result.value);
+				updateCollection(result.rarity);
+				LK.setTimeout(function () {
+					createNewBox();
+					reward.destroy();
+				}, 1000);
+			}
+		}
+	}
+};
+game.update = function () {
+	checkUnlocks();
+};
+createNewBox();
+LK.playMusic('bgmusic');
\ No newline at end of file