===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,325 @@
-/****
+/**** 
+* Plugins
+****/ 
+var tween = LK.import("@upit/tween.v1");
+
+/**** 
+* Classes
+****/ 
+// Ball class
+var Ball = Container.expand(function () {
+	var self = Container.call(this);
+	var ballGfx = self.attachAsset('ball', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.radius = ballGfx.width / 2;
+	self.vx = 0;
+	self.vy = 0;
+	self.active = true;
+	self.update = function () {
+		if (!self.active) return;
+		// Simple gravity
+		self.vy += 1.2;
+		self.x += self.vx;
+		self.y += self.vy;
+	};
+	// Used to mark as collected or destroyed
+	self.deactivate = function () {
+		self.active = false;
+	};
+	return self;
+});
+// Bottom cup class (collector)
+var CupBottom = Container.expand(function () {
+	var self = Container.call(this);
+	var cupGfx = self.attachAsset('cupBottom', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.width = cupGfx.width;
+	self.height = cupGfx.height;
+	return self;
+});
+// Top cup class (movable)
+var CupTop = Container.expand(function () {
+	var self = Container.call(this);
+	var cupGfx = self.attachAsset('cupTop', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.width = cupGfx.width;
+	self.height = cupGfx.height;
+	return self;
+});
+// Gate class (multiplier or divider)
+var Gate = Container.expand(function () {
+	var self = Container.call(this);
+	self.type = 'mult'; // 'mult' or 'div'
+	self.value = 2; // e.g. 2x or /2
+	self.width = 180;
+	self.height = 40;
+	self.gfx = null;
+	self.label = null;
+	self.init = function (type, value) {
+		self.type = type;
+		self.value = value;
+		if (type === 'mult') {
+			self.gfx = self.attachAsset('gateMult', {
+				anchorX: 0.5,
+				anchorY: 0.5
+			});
+		} else {
+			self.gfx = self.attachAsset('gateDiv', {
+				anchorX: 0.5,
+				anchorY: 0.5
+			});
+		}
+		var txt = '';
+		if (type === 'mult') {
+			txt = 'x' + value;
+		} else {
+			txt = '÷' + value;
+		}
+		self.label = new Text2(txt, {
+			size: 60,
+			fill: 0xFFFFFF
+		});
+		self.label.anchor.set(0.5, 0.5);
+		self.addChild(self.label);
+	};
+	return self;
+});
+
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000
+	backgroundColor: 0x222b3a
+});
+
+/**** 
+* Game Code
+****/ 
+// Divider gate
+// Multiplier gate
+// Ball
+// Bottom cup (where balls are collected)
+// Top cup (where balls are dropped from)
+// Game constants
+var GAME_WIDTH = 2048;
+var GAME_HEIGHT = 2732;
+var BALL_DROP_COUNT = 10;
+var BALL_DROP_INTERVAL = 8; // frames between balls
+var GATE_CONFIGS = [{
+	type: 'mult',
+	value: 2,
+	y: 900
+}, {
+	type: 'div',
+	value: 2,
+	y: 1400
+}, {
+	type: 'mult',
+	value: 3,
+	y: 1900
+}];
+// Game state
+var cupTop, cupBottom;
+var balls = [];
+var gates = [];
+var dropping = false;
+var dropTimer = 0;
+var ballsToDrop = 0;
+var scoreTxt, infoTxt;
+var collectedCount = 0;
+var gatePassed = {}; // ball.id -> {gateIndex: true}
+var ballIdCounter = 0;
+var dragNode = null;
+// Create top cup
+cupTop = new CupTop();
+cupTop.x = GAME_WIDTH / 2;
+cupTop.y = 250;
+game.addChild(cupTop);
+// Create bottom cup
+cupBottom = new CupBottom();
+cupBottom.x = GAME_WIDTH / 2;
+cupBottom.y = GAME_HEIGHT - 180;
+game.addChild(cupBottom);
+// Create gates
+for (var i = 0; i < GATE_CONFIGS.length; i++) {
+	var g = new Gate();
+	g.init(GATE_CONFIGS[i].type, GATE_CONFIGS[i].value);
+	g.x = GAME_WIDTH / 2;
+	g.y = GATE_CONFIGS[i].y;
+	game.addChild(g);
+	gates.push(g);
+}
+// Score text (balls collected)
+scoreTxt = new Text2('Balls: 0', {
+	size: 120,
+	fill: 0xFFFFFF
+});
+scoreTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreTxt);
+// Info text (instructions)
+infoTxt = new Text2('Drag cup & tap to drop balls!', {
+	size: 60,
+	fill: 0xFFFFFF
+});
+infoTxt.anchor.set(0.5, 0);
+LK.gui.top.addChild(infoTxt);
+// Position GUI elements
+scoreTxt.y = 120;
+infoTxt.y = 260;
+// Helper: spawn a single ball at cupTop
+function spawnBall(x, y, vx, vy) {
+	var b = new Ball();
+	b.x = x;
+	b.y = y;
+	b.vx = vx || 0;
+	b.vy = vy || 0;
+	b.id = ++ballIdCounter;
+	balls.push(b);
+	game.addChild(b);
+	gatePassed[b.id] = {};
+	return b;
+}
+// Start dropping balls
+function startDrop() {
+	if (dropping) return;
+	dropping = true;
+	ballsToDrop = BALL_DROP_COUNT;
+	dropTimer = 0;
+	infoTxt.setText('Balls dropping...');
+}
+// Handle drag/move of cup
+function handleMove(x, y, obj) {
+	if (dragNode) {
+		// Clamp cup within screen, avoid top left 100x100
+		var minX = 150 + dragNode.width / 2;
+		var maxX = GAME_WIDTH - dragNode.width / 2 - 50;
+		dragNode.x = Math.max(minX, Math.min(maxX, x));
+	}
+}
+// Touch/drag events
+game.down = function (x, y, obj) {
+	// If touch is on cupTop, start drag
+	var local = cupTop.toLocal(game.toGlobal({
+		x: x,
+		y: y
+	}));
+	if (local.x > -cupTop.width / 2 && local.x < cupTop.width / 2 && local.y > -cupTop.height / 2 && local.y < cupTop.height / 2) {
+		dragNode = cupTop;
+	}
+};
+game.move = function (x, y, obj) {
+	handleMove(x, y, obj);
+};
+game.up = function (x, y, obj) {
+	dragNode = null;
+	// If not dragging, and not dropping, start drop on tap
+	if (!dropping) {
+		startDrop();
+	}
+};
+// Main update loop
+game.update = function () {
+	// Handle dropping balls
+	if (dropping && ballsToDrop > 0) {
+		dropTimer--;
+		if (dropTimer <= 0) {
+			// Drop a ball from cupTop center, with small random vx
+			var vx = (Math.random() - 0.5) * 6;
+			var b = spawnBall(cupTop.x, cupTop.y + cupTop.height / 2 + 10, vx, 0);
+			ballsToDrop--;
+			dropTimer = BALL_DROP_INTERVAL;
+		}
+	}
+	// Update balls
+	for (var i = balls.length - 1; i >= 0; i--) {
+		var b = balls[i];
+		b.update();
+		// Check for gate collisions
+		for (var gidx = 0; gidx < gates.length; gidx++) {
+			var g = gates[gidx];
+			// Only process if not already passed
+			if (!gatePassed[b.id][gidx]) {
+				// Simple AABB collision
+				if (b.x + b.radius > g.x - g.width / 2 && b.x - b.radius < g.x + g.width / 2 && b.y + b.radius > g.y - g.height / 2 && b.y - b.radius < g.y + g.height / 2) {
+					// Mark as passed
+					gatePassed[b.id][gidx] = true;
+					// Apply gate effect
+					if (g.type === 'mult') {
+						// Multiply: spawn (value-1) new balls at same position
+						for (var m = 1; m < g.value; m++) {
+							var nb = spawnBall(b.x, b.y, (Math.random() - 0.5) * 8, b.vy * 0.7);
+							// Copy gatePassed so new balls don't re-trigger previous gates
+							for (var k in gatePassed[b.id]) {
+								gatePassed[nb.id][k] = true;
+							}
+						}
+					} else if (g.type === 'div') {
+						// Divide: only keep 1/value balls, remove others
+						// Remove this ball if Math.random() > 1/value
+						if (Math.random() > 1 / g.value) {
+							b.deactivate();
+						}
+					}
+				}
+			}
+		}
+		// Remove deactivated balls
+		if (!b.active) {
+			b.destroy();
+			balls.splice(i, 1);
+			continue;
+		}
+		// Check for collection in bottom cup
+		if (b.y + b.radius > cupBottom.y - cupBottom.height / 2 && b.x > cupBottom.x - cupBottom.width / 2 && b.x < cupBottom.x + cupBottom.width / 2 && b.y < cupBottom.y + cupBottom.height / 2) {
+			// Collected!
+			collectedCount++;
+			scoreTxt.setText('Balls: ' + collectedCount);
+			b.deactivate();
+			b.destroy();
+			balls.splice(i, 1);
+			continue;
+		}
+		// Remove balls that fall off screen
+		if (b.y - b.radius > GAME_HEIGHT + 100) {
+			b.deactivate();
+			b.destroy();
+			balls.splice(i, 1);
+			continue;
+		}
+	}
+	// End condition: all balls dropped and none left in play
+	if (dropping && ballsToDrop === 0 && balls.length === 0) {
+		dropping = false;
+		infoTxt.setText('Final: ' + collectedCount + ' balls!\nTap to play again');
+		// Show game over (will reset game)
+		LK.setScore(collectedCount);
+		LK.showGameOver();
+	}
+};
+// Reset state on game restart
+game.on('reset', function () {
+	// Remove all balls
+	for (var i = 0; i < balls.length; i++) {
+		balls[i].destroy();
+	}
+	balls = [];
+	gatePassed = {};
+	ballIdCounter = 0;
+	collectedCount = 0;
+	dropping = false;
+	ballsToDrop = 0;
+	dropTimer = 0;
+	scoreTxt.setText('Balls: 0');
+	infoTxt.setText('Drag cup & tap to drop balls!');
+	// Reset cup positions
+	cupTop.x = GAME_WIDTH / 2;
+	cupTop.y = 250;
+	cupBottom.x = GAME_WIDTH / 2;
+	cupBottom.y = GAME_HEIGHT - 180;
 });
\ No newline at end of file