/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");

/**** 
* Classes
****/ 
// Gear class: represents a single gear that rotates in a given direction and speed
var Gear = Container.expand(function () {
	var self = Container.call(this);
	// Randomly select one of 5 gear assets
	var gearAssetIdx = Math.floor(Math.random() * 5) + 1;
	var gear = self.attachAsset('gear' + gearAssetIdx, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Assign unique sound for this gear type
	// Ensure gear5 uses the correct unique sound asset
	if (gearAssetIdx === 5) {
		self._sound = LK.getSound('gearRotate5');
		self._soundName = 'gearRotate5';
	} else {
		self._sound = LK.getSound('gearRotate' + gearAssetIdx);
		self._soundName = 'gearRotate' + gearAssetIdx;
	}
	self._gearAssetIdx = gearAssetIdx;
	// Set up default size for asset (will be overridden externally)
	gear.width = 270 * 2;
	gear.height = 270 * 2;
	// Rotation speed in radians per frame (set externally)
	self.rotationSpeed = 0;
	// Removed all gear sound logic
	// Update method: rotates the gear
	self.update = function () {
		// Track last rotation for step detection
		if (typeof self._lastRotation === "undefined") {
			self._lastRotation = self.rotation;
		}
		self.rotation += self.rotationSpeed;
		// Play unique sound for this gear type on each full step (e.g. every 1/12 turn)
		var step = Math.PI / 6; // 30 degrees per step
		var lastStep = Math.floor(self._lastRotation / step);
		var currentStep = Math.floor(self.rotation / step);
		if (self.rotationSpeed !== 0 && self._sound && lastStep !== currentStep) {
			// Only play sound if at least one gear of this type is present on screen
			var found = false;
			for (var i = 0; i < gears.length; i++) {
				if (gears[i] && gears[i]._gearAssetIdx === self._gearAssetIdx) {
					found = true;
					break;
				}
			}
			if (found) {
				self._sound.play();
			}
			// Score logic: Only update score when a full rotation is completed, +1 per full turn
			if (typeof score !== "undefined" && typeof scoreTxt !== "undefined") {
				// Track completed full turns
				if (typeof self._lastFullTurns === "undefined") {
					self._lastFullTurns = Math.floor(self._lastRotation / (2 * Math.PI));
				}
				var currentFullTurns = Math.floor(self.rotation / (2 * Math.PI));
				if (currentFullTurns !== self._lastFullTurns) {
					// Only update score when a full rotation is completed
					if (self.rotationSpeed !== 0) {
						score += 1;
						scoreTxt.setText(score.toString());
					}
					self._lastFullTurns = currentFullTurns;
				}
			}
		}
		self._lastRotation = self.rotation;
	};
	// Handle down event for single tap: remove gear and stop sound
	self.down = function (x, y, obj) {
		// Stop the unique sound for this gear if playing
		if (self._sound && typeof self._sound.stop === "function") {
			self._sound.stop();
			self._soundPlaying = false;
		}
		// Remove from game and gears array
		if (self.parent) {
			self.parent.removeChild(self);
		}
		for (var i = 0; i < gears.length; i++) {
			if (gears[i] === self) {
				gears.splice(i, 1);
				break;
			}
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0xffffff // White background for clarity
});

/**** 
* Game Code
****/ 
// We need tween for smooth rotation animations 
// Add background image (covers the whole game area)
var bg = LK.getAsset('background', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: 0,
	width: 2048,
	height: 2732
});
game.addChild(bg);
// List of all gears in the game
var gears = [];
// Score variable and score text
var score = 0;
var scoreTxt = new Text2(score.toString(), {
	size: 170,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(1, 0); // right-top
LK.gui.top.addChild(scoreTxt);
// Move slightly to the right
scoreTxt.x = LK.gui.top.width - 240;
scoreTxt.y = 10;
// For drag/hold/tap detection
var dragStart = null; // {x, y, t}
var dragCurrent = null; // {x, y}
var dragTimer = null;
var dragHold = false;
var dragGearPreview = null;
var dragDirection = 1; // 1: CW, -1: CCW
var dragSize = 240; // default
var tapThreshold = 200; // ms
var holdThreshold = 220; // ms
var minGear = 120 * 2,
	maxGear = 390 * 2;
// Helper: calculate angle between two points (in radians)
function getAngle(x1, y1, x2, y2) {
	return Math.atan2(y2 - y1, x2 - x1);
}
// Helper: clamp rotation speed
function clamp(val, min, max) {
	if (val < min) return min;
	if (val > max) return max;
	return val;
}
// Helper: find gear at (x, y)
function findGearAt(x, y) {
	for (var i = 0; i < gears.length; i++) {
		var g = gears[i];
		var dx = g.x - x;
		var dy = g.y - y;
		var r = g.children[0].width / 2;
		if (dx * dx + dy * dy <= r * r) return g;
	}
	return null;
}
// On press down: start drag/tap/hold detection
game.down = function (x, y, obj) {
	dragStart = {
		x: x,
		y: y,
		t: Date.now()
	};
	dragCurrent = {
		x: x,
		y: y
	};
	dragHold = false;
	dragDirection = 1;
	// Default size is mid-way between min and max
	dragSize = (minGear + maxGear) / 2;
	// If tap on existing gear, mark for possible removal
	var gear = findGearAt(x, y);
	if (gear) {
		dragGearPreview = gear;
		return;
	}
	// Start hold timer for gear creation
	dragTimer = LK.setTimeout(function () {
		dragHold = true;
		// Show preview gear
		dragGearPreview = new Gear();
		dragGearPreview.x = dragStart.x;
		dragGearPreview.y = dragStart.y;
		dragGearPreview.rotationSpeed = 0;
		dragGearPreview.children[0].width = dragSize;
		dragGearPreview.children[0].height = dragSize;
		dragGearPreview.alpha = 0.5;
		game.addChild(dragGearPreview);
	}, holdThreshold);
};
// On move: update drag current position, update preview gear size/direction
game.move = function (x, y, obj) {
	if (!dragStart) return;
	dragCurrent.x = x;
	dragCurrent.y = y;
	if (dragHold && dragGearPreview) {
		// Calculate drag vector
		var dx = dragCurrent.x - dragStart.x;
		var dy = dragCurrent.y - dragStart.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		// Size: proportional to drag distance, clamp to min/max
		// Map drag distance from 0..(max possible) to minGear..maxGear
		// Let's use up to 600px drag for full range
		var maxDragDist = 600;
		var size = clamp(minGear + (maxGear - minGear) * Math.min(dist, maxDragDist) / maxDragDist, minGear, maxGear);
		dragSize = size;
		dragGearPreview.children[0].width = size;
		dragGearPreview.children[0].height = size;
		// Direction: right is CW, left is CCW
		dragDirection = dx >= 0 ? 1 : -1;
		dragGearPreview.scale.x = dragDirection;
	}
};
// On release: decide tap/hold/drag action
game.up = function (x, y, obj) {
	if (dragTimer) {
		LK.clearTimeout(dragTimer);
		dragTimer = null;
	}
	var now = Date.now();
	var dt = now - (dragStart ? dragStart.t : now);
	// Tap on existing gear: remove it
	if (dragGearPreview && gears.indexOf(dragGearPreview) !== -1) {
		// Remove gear
		if (dragGearPreview.parent) dragGearPreview.parent.removeChild(dragGearPreview);
		var idx = gears.indexOf(dragGearPreview);
		if (idx !== -1) gears.splice(idx, 1);
		dragGearPreview = null;
		dragStart = null;
		return;
	}
	// Short tap: do nothing (no gear created)
	if (!dragHold && dt < tapThreshold) {
		dragStart = null;
		dragGearPreview = null;
		return;
	}
	// Hold/drag: create gear at dragStart, with size/direction
	if (dragHold && dragGearPreview) {
		// Remove preview
		if (dragGearPreview.parent) dragGearPreview.parent.removeChild(dragGearPreview);
		dragGearPreview = null;
		// Prevent overlapping: check if new gear would overlap any existing gear
		var overlap = false;
		for (var i = 0; i < gears.length; i++) {
			var other = gears[i];
			var dxg = dragStart.x - other.x;
			var dyg = dragStart.y - other.y;
			var distg = Math.sqrt(dxg * dxg + dyg * dyg);
			var otherGear = other.children[0].width;
			if (distg < (dragSize + otherGear) / 2 + 10) {
				overlap = true;
				break;
			}
		}
		if (!overlap) {
			var gear = new Gear();
			gear.x = dragStart.x;
			gear.y = dragStart.y;
			gear.rotationSpeed = 0.03 * dragDirection;
			gear.children[0].width = dragSize;
			gear.children[0].height = dragSize;
			game.addChild(gear);
			gears.push(gear);
		}
	}
	dragStart = null;
	dragGearPreview = null;
};
// Update loop: update all gears
game.update = function () {
	for (var i = 0; i < gears.length; i++) {
		if (gears[i].update) {
			gears[i].update();
		}
	}
};

===================================================================
--- original.js
+++ change.js
@@ -53,32 +53,21 @@
 			}
 			if (found) {
 				self._sound.play();
 			}
-			// Score logic: Only update score when a full rotation is completed, and scale by gear size
+			// Score logic: Only update score when a full rotation is completed, +1 per full turn
 			if (typeof score !== "undefined" && typeof scoreTxt !== "undefined") {
 				// Track completed full turns
 				if (typeof self._lastFullTurns === "undefined") {
 					self._lastFullTurns = Math.floor(self._lastRotation / (2 * Math.PI));
 				}
 				var currentFullTurns = Math.floor(self.rotation / (2 * Math.PI));
 				if (currentFullTurns !== self._lastFullTurns) {
-					// Determine score delta based on direction and gear size
-					var gearDiameter = self.children[0].width; // asset width
-					// Use a base value for the smallest gear, scale up for larger gears
-					var minGear = 120 * 2,
-						maxGear = 390 * 2;
-					var baseScore = 1;
-					var sizeFactor = (gearDiameter - minGear) / (maxGear - minGear);
-					// Score: small gear = 1, big gear = 2 (rounded)
-					var scoreDelta = baseScore + Math.round(sizeFactor);
 					// Only update score when a full rotation is completed
-					if (self.rotationSpeed > 0) {
-						score += scoreDelta;
-					} else if (self.rotationSpeed < 0) {
-						score -= scoreDelta;
+					if (self.rotationSpeed !== 0) {
+						score += 1;
+						scoreTxt.setText(score.toString());
 					}
-					scoreTxt.setText(formatScore(score));
 					self._lastFullTurns = currentFullTurns;
 				}
 			}
 		}
@@ -129,13 +118,9 @@
 // List of all gears in the game
 var gears = [];
 // Score variable and score text
 var score = 0;
-function formatScore(val) {
-	var s = Math.abs(val).toString().padStart(6, "0");
-	return (val < 0 ? "-" : "") + s;
-}
-var scoreTxt = new Text2(formatScore(score), {
+var scoreTxt = new Text2(score.toString(), {
 	size: 170,
 	fill: 0xFFFFFF
 });
 scoreTxt.anchor.set(1, 0); // right-top