===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,311 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+var Animal = Container.expand(function (type) {
+	var self = Container.call(this);
+	self.type = type;
+	self.speed = 3;
+	self.isSelected = false;
+	var graphics = self.attachAsset(type, {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.setSelected = function (selected) {
+		self.isSelected = selected;
+		if (selected) {
+			graphics.tint = 0xFFFFFF;
+			graphics.alpha = 1.0;
+		} else {
+			graphics.tint = 0x888888;
+			graphics.alpha = 0.7;
+		}
+	};
+	self.getAbility = function () {
+		switch (self.type) {
+			case 'nemo':
+				return 'jump';
+			case 'macchiato':
+				return 'squeeze';
+			case 'carrot':
+				return 'dig';
+			default:
+				return 'none';
+		}
+	};
+	return self;
+});
+var Passage = Container.expand(function () {
+	var self = Container.call(this);
+	self.isOpen = false;
+	self.requiredAbility = 'none';
+	var graphics = self.attachAsset('passage', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.setRequirement = function (ability) {
+		self.requiredAbility = ability;
+		switch (ability) {
+			case 'jump':
+				graphics.tint = 0xD2691E; // Nemo's color
+				break;
+			case 'squeeze':
+				graphics.tint = 0x8B4513; // Macchiato's color
+				break;
+			case 'dig':
+				graphics.tint = 0xFFFFFF; // Carrot's color
+				break;
+		}
+	};
+	self.open = function () {
+		if (!self.isOpen) {
+			self.isOpen = true;
+			graphics.alpha = 0.3;
+		}
+	};
+	return self;
+});
+var Switch = Container.expand(function () {
+	var self = Container.call(this);
+	self.activated = false;
+	var graphics = self.attachAsset('switch', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.activate = function () {
+		if (!self.activated) {
+			self.activated = true;
+			graphics.tint = 0x00FF00;
+			LK.getSound('switch_activate').play();
+			return true;
+		}
+		return false;
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
-});
\ No newline at end of file
+	backgroundColor: 0x2F4F4F
+});
+
+/**** 
+* Game Code
+****/ 
+// Game state
+var gameTime = 0;
+var acidLevel = 2732 - 150;
+var acidRiseSpeed = 0.5;
+var currentAnimal = 0;
+var switchesActivated = 0;
+var totalSwitches = 3;
+var gameWon = false;
+// Create animals
+var animals = [];
+var nemo = new Animal('nemo');
+var macchiato = new Animal('macchiato');
+var carrot = new Animal('carrot');
+animals.push(nemo, macchiato, carrot);
+// Position animals
+nemo.x = 200;
+nemo.y = 2200;
+macchiato.x = 300;
+macchiato.y = 2200;
+carrot.x = 400;
+carrot.y = 2200;
+// Add animals to game
+game.addChild(nemo);
+game.addChild(macchiato);
+game.addChild(carrot);
+// Set initial selection
+animals[currentAnimal].setSelected(true);
+// Create acid
+var acid = game.addChild(LK.getAsset('acid', {
+	anchorX: 0,
+	anchorY: 0,
+	x: 0,
+	y: acidLevel
+}));
+// Create walls and obstacles
+var walls = [];
+for (var i = 0; i < 8; i++) {
+	var wall = new Container();
+	wall.addChild(LK.getAsset('wall', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	}));
+	wall.x = Math.random() * 1800 + 200;
+	wall.y = Math.random() * 1800 + 400;
+	walls.push(wall);
+	game.addChild(wall);
+}
+// Create switches
+var switches = [];
+for (var i = 0; i < totalSwitches; i++) {
+	var switchObj = new Switch();
+	switchObj.x = 300 + i * 600;
+	switchObj.y = 1000 + Math.random() * 800;
+	switches.push(switchObj);
+	game.addChild(switchObj);
+}
+// Create passages
+var passages = [];
+var abilities = ['jump', 'squeeze', 'dig'];
+for (var i = 0; i < 3; i++) {
+	var passage = new Passage();
+	passage.setRequirement(abilities[i]);
+	passage.x = 500 + i * 500;
+	passage.y = 800;
+	passages.push(passage);
+	game.addChild(passage);
+}
+// Create exit
+var exit = game.addChild(LK.getAsset('exit', {
+	anchorX: 0.5,
+	anchorY: 0.5,
+	x: 1024,
+	y: 200
+}));
+// UI
+var timeText = new Text2('Time: 0', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+timeText.anchor.set(0, 0);
+LK.gui.topRight.addChild(timeText);
+var instructionText = new Text2('Tap to switch animals', {
+	size: 40,
+	fill: 0xFFFF00
+});
+instructionText.anchor.set(0.5, 0);
+LK.gui.top.addChild(instructionText);
+var animalText = new Text2('Nemo (Jump)', {
+	size: 50,
+	fill: 0xFFFFFF
+});
+animalText.anchor.set(0, 0);
+LK.gui.topLeft.addChild(animalText);
+animalText.x = 120; // Avoid platform menu
+// Touch controls
+var dragAnimal = null;
+game.down = function (x, y, obj) {
+	// Check if touching current animal
+	var currentAnimalObj = animals[currentAnimal];
+	var globalPos = currentAnimalObj.toGlobal({
+		x: 0,
+		y: 0
+	});
+	var distance = Math.sqrt(Math.pow(x - globalPos.x, 2) + Math.pow(y - globalPos.y, 2));
+	if (distance < 100) {
+		dragAnimal = currentAnimalObj;
+	} else {
+		// Switch animal
+		animals[currentAnimal].setSelected(false);
+		currentAnimal = (currentAnimal + 1) % 3;
+		animals[currentAnimal].setSelected(true);
+		// Update UI
+		var animalNames = ['Nemo (Jump)', 'Macchiato (Squeeze)', 'Carrot (Dig)'];
+		animalText.setText(animalNames[currentAnimal]);
+	}
+};
+game.move = function (x, y, obj) {
+	if (dragAnimal) {
+		var newX = Math.max(50, Math.min(1998, x));
+		var newY = Math.max(50, Math.min(acidLevel - 50, y));
+		dragAnimal.x = newX;
+		dragAnimal.y = newY;
+	}
+};
+game.up = function (x, y, obj) {
+	if (dragAnimal) {
+		// Check interactions
+		checkSwitchInteraction(dragAnimal);
+		checkPassageInteraction(dragAnimal);
+		checkExitInteraction(dragAnimal);
+		dragAnimal = null;
+	}
+};
+// Interaction functions
+function checkSwitchInteraction(animal) {
+	for (var i = 0; i < switches.length; i++) {
+		var switchObj = switches[i];
+		if (!switchObj.activated && animal.intersects(switchObj)) {
+			if (switchObj.activate()) {
+				switchesActivated++;
+				// Open corresponding passage
+				if (passages[i]) {
+					passages[i].open();
+				}
+				if (switchesActivated >= totalSwitches) {
+					instructionText.setText('All switches activated! Reach the exit!');
+				}
+			}
+		}
+	}
+}
+function checkPassageInteraction(animal) {
+	for (var i = 0; i < passages.length; i++) {
+		var passage = passages[i];
+		if (animal.intersects(passage)) {
+			if (passage.requiredAbility === animal.getAbility() && !passage.isOpen) {
+				passage.open();
+				instructionText.setText('Passage opened by ' + animal.type + '!');
+			}
+		}
+	}
+}
+function checkExitInteraction(animal) {
+	if (animal.intersects(exit) && switchesActivated >= totalSwitches) {
+		// Check if all animals are near exit
+		var allNearExit = true;
+		for (var i = 0; i < animals.length; i++) {
+			var dist = Math.sqrt(Math.pow(animals[i].x - exit.x, 2) + Math.pow(animals[i].y - exit.y, 2));
+			if (dist > 200) {
+				allNearExit = false;
+				break;
+			}
+		}
+		if (allNearExit && !gameWon) {
+			gameWon = true;
+			LK.getSound('escape_success').play();
+			LK.showYouWin();
+		} else if (!allNearExit) {
+			instructionText.setText('Get all animals to the exit!');
+		}
+	}
+}
+// Main update loop
+game.update = function () {
+	gameTime++;
+	if (gameWon) return;
+	// Update time display
+	var seconds = Math.floor(gameTime / 60);
+	timeText.setText('Time: ' + seconds + 's');
+	// Raise acid level
+	acidLevel -= acidRiseSpeed;
+	acid.y = acidLevel;
+	// Check if any animal touches acid
+	for (var i = 0; i < animals.length; i++) {
+		if (animals[i].y + 40 > acidLevel) {
+			LK.getSound('acid_warning').play();
+			LK.effects.flashScreen(0x32CD32, 500);
+			LK.showGameOver();
+			return;
+		}
+	}
+	// Increase difficulty over time
+	if (gameTime % 600 === 0) {
+		// Every 10 seconds
+		acidRiseSpeed += 0.1;
+	}
+	// Warning when acid gets close
+	if (acidLevel < 2000 && gameTime % 120 === 0) {
+		LK.effects.flashObject(acid, 0xFF0000, 300);
+	}
+};
\ No newline at end of file