===================================================================
--- original.js
+++ change.js
@@ -1,514 +1,2450 @@
 /**** 
 * Plugins
 ****/ 
 var tween = LK.import("@upit/tween.v1");
-var storage = LK.import("@upit/storage.v1");
 
 /**** 
 * Classes
 ****/ 
-var Bird1 = Container.expand(function () {
+// CloudMovement class to handle cloud movement and fade effects
+// GrassBack class to represent the grass image
+var GrassBack = Container.expand(function () {
 	var self = Container.call(this);
-	var birdGraphics = self.attachAsset('bird1-right', {
+	var grassGraphics = self.attachAsset('grass-back', {
 		anchorX: 0.5,
-		anchorY: 0.5
+		anchorY: 1
 	});
-	// From old version
-	self.speed = Math.random() * 1.6 + 1;
-	self.lastY = self.y;
-	self.lastX = storage.lastX || self.x;
-	// From new version movement system
 	self.update = function () {
-		self.y += self.speed;
-		self.x += Math.sin(self.y / 100) * 6.5;
-		// Boundary checking from old version
-		if (self.lastY <= 2732 && self.y > 2732) {
-			self.y = -self.height;
-			self.x = Math.random() < 0.33 ? Math.random() * 2048 : Math.random() < 0.5 ? 0 : 2048;
+		try {
+			// Add any specific update logic for the grass here
+			// Example: Slightly move the grass to simulate wind effect
+			self.x += Math.sin((LK.ticks + 100) / 90) * 0.15; // Swaying effect, increased speed
+		} catch (error) {
+			console.error('Error in grass update:', error);
 		}
-		// Texture switching from old version
-		if (self.lastX <= 2048 / 2 && self.x > 2048 / 2) {
-			birdGraphics.texture = LK.getAsset('bird1-right', {}).texture;
-		} else if (self.lastX > 2048 / 2 && self.x <= 2048 / 2) {
-			birdGraphics.texture = LK.getAsset('bird1-left', {}).texture;
-		}
-		self.lastY = self.y;
-		storage.lastX = self.x;
 	};
+	self.addChild(grassGraphics); // Add grass graphics to the container
+	return self;
 });
-var Bird2 = Container.expand(function () {
+// GrassFront class to represent the second grass image
+var GrassFront = Container.expand(function () {
 	var self = Container.call(this);
-	var birdGraphics = self.attachAsset('bird2-right', {
+	var grass2Graphics = self.attachAsset('grass-front', {
 		anchorX: 0.5,
-		anchorY: 0.5
+		anchorY: 1
 	});
-	// Combined movement logic
-	self.speed = Math.random() * 1.6 + 1;
-	self.lastY = self.y;
+	self.lastX = self.x; // Initialize lastX for tracking changes on X
+	self.addChild(grass2Graphics); // Add grass2 graphics to the container
 	self.update = function () {
-		self.y += self.speed;
-		self.x += Math.sin(self.y / 100) * 6.5;
-		// New version's random respawn logic
-		if (self.lastY <= 2732 && self.y > 2732) {
-			self.y = Math.random() * 2732;
-			self.x = Math.random() < 0.5 ? 0 : 2048;
-		}
-		// Texture switching
-		if (self.lastX <= 2048 / 2 && self.x > 2048 / 2) {
-			birdGraphics.texture = LK.getAsset('bird2-right', {}).texture;
-		} else if (self.lastX > 2048 / 2 && self.x <= 2048 / 2) {
-			birdGraphics.texture = LK.getAsset('bird2-left', {}).texture;
-		}
-		self.lastY = self.y;
-		self.lastX = self.x;
+		updateMovement(self, {
+			movementType: 'sinusoidal',
+			amplitude: 0.125,
+			frequency: 100,
+			offset: 50
+		});
 	};
 });
-var Cat = Container.expand(function () {
+// Jet class to represent a jet flying across the screen
+var Jet = Container.expand(function () {
 	var self = Container.call(this);
-	var catGraphics = self.attachAsset('cat', {
-		anchorX: 0.5,
-		anchorY: 1
+	var jetGraphics = self.attachAsset('jet-right', {
+		x: 0,
+		y: 0
 	});
+	createMovementSystem(self, jetGraphics, {
+		speed: 10,
+		direction: Math.random() < 0.5 ? -1 : 1,
+		boundaryCheck: true,
+		boundaryWidth: 2048,
+		sounds: {
+			move: 'jetSound',
+			destroy: 'jetSound'
+		},
+		onDestroy: function onDestroy() {
+			LK.getSound('jetSound').stop();
+			handleJetReappearance();
+		},
+		entityType: 'jet'
+	});
 	self.update = function () {
-		// Add any specific update logic for the cat here
+		this.updateMovement();
+		updateDirection(this, jetGraphics, 'jet-right', 'jet-left');
 	};
 });
-var Cloud = Container.expand(function () {
+// Laser class to represent a laser shot from the cat
+var Laser = Container.expand(function (config) {
 	var self = Container.call(this);
-	var cloudGraphics = self.attachAsset('cloud', {
+	var startX = config.startX,
+		startY = config.startY,
+		targetX = config.targetX,
+		targetY = config.targetY;
+	var laserGraphics = self.attachAsset('laser2', {
 		anchorX: 0.5,
 		anchorY: 0.5,
-		alpha: 0.8
+		brightness: 2.0 // Increase brightness by 200%
 	});
-	self.speed = Math.random() * 0.55 + 0.25;
-	self.hasAccelerated = false;
-	self.direction = Math.random() < 0.5 ? 1 : -1;
-	self.lastX = storage.lastX || self.x;
-	self.lastIntersecting = false;
-	self.update = function () {
-		self.x += self.speed * self.direction;
-		if (self.lastX <= 2048 + self.width / 2 && self.x > 2048 + self.width / 2) {
-			self.x = -self.width / 2;
-		} else if (self.lastX >= -self.width / 2 && self.x < -self.width / 2) {
-			self.x = 2048 + self.width / 2;
+	// Play the laser1 sound when the laser is created
+	LK.getSound('laser1').play();
+	// Initializes entity movement parameters
+	createMovementSystem(self, laserGraphics, {
+		entityType: 'laser',
+		sounds: {
+			move: 'laser2',
+			destroy: null
+		},
+		scoreValue: 0,
+		screenBounds: {
+			width: 2048,
+			height: 2732
 		}
-		for (var i = 0; i < clouds.length; i++) {
-			if (clouds[i] !== self && self.intersects(clouds[i])) {
-				if (!self.hasAccelerated) {
-					self.speed *= 1.5;
-					self.hasAccelerated = true;
-				}
-				break;
-			} else if (self.hasAccelerated && !self.intersects(clouds[i])) {
-				self.speed /= 1.5;
-				self.hasAccelerated = false;
-			}
-		}
-		if (!self.lastIntersecting && self.intersects(sun)) {
-			self.speed *= 2;
-			tween(cloudGraphics, {
-				alpha: 0.5
-			}, {
-				duration: 3000,
-				easing: tween.linear
-			});
-		} else if (self.lastIntersecting && !self.intersects(sun)) {
-			self.speed /= 2;
-			tween(cloudGraphics, {
-				alpha: 1.0
-			}, {
-				duration: 3000,
-				easing: tween.linear
-			});
-		}
-		self.lastIntersecting = self.intersects(sun);
-		storage.lastX = self.x;
-	};
+	});
+	return self;
 });
-var Grass = Container.expand(function () {
+// Light1 class to represent a light object
+var Light1 = Container.expand(function () {
 	var self = Container.call(this);
-	var grassGraphics = self.attachAsset('grass', {
+	var lightGraphics = self.attachAsset('light1', {
 		anchorX: 0.5,
-		anchorY: 1
+		anchorY: 0.5,
+		alpha: 0.2 // Set transparency to 20%
 	});
+	self.x = 450, self.y = 440;
 	self.update = function () {
-		self.x += Math.sin((LK.ticks + 100) / 90) * 0.15;
+		try {
+			// Add any specific update logic for the light here
+		} catch (error) {
+			console.error('Error in light update:', error);
+		}
 	};
+	self.pulse = new Light1Pulse(lightGraphics);
+	self.pulse.startPulsating();
 });
-var Grass2 = Container.expand(function () {
+// Mirror class to manage score display
+var Mirror = Container.expand(function () {
 	var self = Container.call(this);
-	var grass2Graphics = self.attachAsset('grass2', {
+	var scoreGraphics = self.attachAsset('mirror1', {
 		anchorX: 0.5,
-		anchorY: 1
+		anchorY: 0.5,
+		rotation: Math.PI / 14 // Rotate image right 15 degrees
 	});
-	self.lastX = self.x;
-	self.update = function () {
-		self.x += Math.sin((LK.ticks + 50) / 100) * 0.125;
-		self.lastX = self.x;
+	var scoreText = new Text('0', {
+		size: 175,
+		fill: 0x800080,
+		font: "Courier New, Courier, monospace",
+		// Segmented clock style font
+		stroke: 0x00FF00,
+		strokeThickness: 15,
+		dropShadow: true,
+		dropShadowColor: 0x000000,
+		dropShadowBlur: 5,
+		dropShadowAngle: Math.PI / 6,
+		dropShadowDistance: 6
+	});
+	scoreText.y = 40; // Move score text up by 20px
+	scoreText.x = -145; // Move score text left by 10px
+	scoreText.rotation = Math.PI / 12; // Rotate score text right 15 degrees
+	self.addChild(scoreText);
+	self.updateScore = function (newScore) {
+		scoreText.setText(newScore);
 	};
 });
-var Laser = Container.expand(function (startX, startY, targetX, targetY) {
+// Mirror1 class to represent the mirror image
+var Mirror1 = Container.expand(function () {
 	var self = Container.call(this);
-	var laserGraphics = self.attachAsset('laser2', {
+	var mirror1Graphics = self.attachAsset('mirror1', {
 		anchorX: 0.5,
-		anchorY: 0.5,
-		brightness: 2.0
+		anchorY: 0.5
 	});
-	// Combined laser logic
-	LK.getSound('laser1').play();
-	var dx = targetX - startX;
-	var dy = targetY - startY;
-	var distance = Math.sqrt(dx * dx + dy * dy);
-	var speed = 60;
-	self.vx = dx / distance * speed;
-	self.vy = dy / distance * speed;
-	self.x = startX;
-	self.y = startY;
-	self.update = function () {
-		self.x += self.vx;
-		self.y += self.vy;
-		if (self.x < 0 || self.x > 2048 || self.y < 0 || self.y > 2732) {
-			self.destroy();
-		}
-	};
+	self.addChild(mirror1Graphics);
 });
 var Reticle = Container.expand(function () {
 	var self = Container.call(this);
 	var reticleGraphics = self.attachAsset('reticle1', {
 		anchorX: 0.5,
 		anchorY: 0.5
 	});
+	var pulse = new Pulse(self, {
+		scaleMax: 1.2,
+		duration: 800
+	});
 	self.update = function () {
-		// Add any specific update logic for the reticle here
+		try {
+			// Update reticle position based on current target if needed
+			if (self.target) {
+				self.x = self.target.x;
+				self.y = self.target.y;
+			}
+		} catch (error) {
+			console.error('Error in reticle update:', error);
+		}
 	};
+	self.setTarget = function (target) {
+		self.target = target;
+	};
+	self.destroy = function () {
+		if (pulse) {
+			pulse.stop();
+		}
+		self.target = null;
+		Container.prototype.destroy.call(self);
+	};
+	// Start the pulsating effect
+	pulse.startPulsating();
+	return self;
 });
-var ScoreDisplay = Container.expand(function () {
+// Reticle1 class to represent the reticle image
+var Reticle1 = Container.expand(function () {
 	var self = Container.call(this);
-	var scoreGraphics = self.attachAsset('scoreImage', {
+	var reticle1Graphics = self.attachAsset('reticle1', {
 		anchorX: 0.5,
 		anchorY: 0.5
 	});
-	var scoreText = new Text2('0', {
-		size: 175,
-		fill: 0x00FF00,
-		font: "Courier New, Courier, monospace",
-		stroke: 0x000000,
-		strokeThickness: 5,
-		dropShadow: true,
-		dropShadowColor: 0x000000,
-		dropShadowBlur: 5,
-		dropShadowAngle: Math.PI / 6,
-		dropShadowDistance: 6
+	self.addChild(reticle1Graphics);
+});
+// ScoreImage class to represent the score image
+var ScoreImage = Container.expand(function () {
+	var self = Container.call(this);
+	var scoreImageGraphics = self.attachAsset('scoreImage', {
+		anchorX: 0.5,
+		anchorY: 0.5
 	});
-	scoreText.y = -100;
-	scoreText.x = -155;
-	self.addChild(scoreText);
-	self.updateScore = function (newScore) {
-		scoreText.setText(newScore);
+	self.addChild(scoreImageGraphics);
+});
+// Stack1 class to represent the stack1 image
+var Stack1 = Container.expand(function () {
+	var self = Container.call(this);
+	var stackGraphics = self.attachAsset('stack1', {
+		anchorX: 0.5,
+		anchorY: 0.5,
+		rotation: Math.PI / -12
+	});
+	self.update = function () {
+		try {
+			// Add any specific update logic for stack1 here
+		} catch (error) {
+			console.error('Error in stack update:', error);
+		}
 	};
+	return self;
 });
+// ScoreManager class to manage score logic
+// Sun class to represent a sun in the top right corner
 var Sun = Container.expand(function () {
 	var self = Container.call(this);
 	var sunGraphics = self.attachAsset('sun', {
 		anchorX: 0.5,
 		anchorY: 0.5
 	});
-	startPulsating(self);
+	self.pulse = new SunPulse(sunGraphics);
+	self.pulse.startPulsating();
 });
+// Function to create a pulsating effect
+// Tree class to represent a tree with a 9:16 aspect ratio
 var Tree = Container.expand(function () {
 	var self = Container.call(this);
 	var treeGraphics = self.attachAsset('tree', {
 		anchorX: 0.5,
 		anchorY: 1,
-		antialias: true
+		antialias: true,
+		// Apply antialias effect
+		stroke: 0x000000,
+		// Add a black stroke
+		strokeThickness: 15 // Set stroke thickness to 15px
 	});
 	self.update = function () {
-		// Add any specific update logic for the tree here
+		try {
+			// Add any specific update logic for the tree here
+		} catch (error) {
+			console.error('Error in tree update:', error);
+		}
 	};
 });
+// Tree2 class to represent the second type of tree
+var Tree2 = Container.expand(function () {
+	var self = Container.call(this);
+	var tree2Graphics = self.attachAsset('tree2', {
+		anchorX: 0.5,
+		anchorY: 1
+	});
+	self.addChild(tree2Graphics);
+});
+// UFO class to represent a UFO
+// Unified UFO class with improved cleanup
 var UFO = Container.expand(function () {
 	var self = Container.call(this);
 	var ufoGraphics = self.attachAsset('ufo2', {
 		anchorX: 0.5,
 		anchorY: 0.5
 	});
-	self.speed = 3.2;
-	self.direction = Math.random() < 0.5 ? 1 : -1;
-	self.lastX = storage.lastX || self.x;
-	self.update = function () {
-		self.x += self.speed * self.direction;
-		self.y = 100 + Math.sin(self.x / 70) * 165;
-		if (self.lastX <= 2048 + self.width / 2 && self.x > 2048 + self.width / 2 || self.lastX >= -self.width / 2 && self.x < -self.width / 2) {
-			self.destroy();
-			ufo = null;
+	// Initialize movement with cleanup tracking
+	self._timers = new Set();
+	self._sounds = new Set();
+	// Initializes entity movement parameters
+	createMovementSystem(self, ufoGraphics, MOVEMENT_CONFIGS.ufo);
+	self.setChildIndex = function (index) {
+		if (game.children.includes(self)) {
+			game.setChildIndex(self, index);
 		}
-		self.lastX = self.x;
 	};
+	self.destroy = function () {
+		if (this._destroyed) {
+			return;
+		}
+		// Use EntityManager for proper cleanup
+		EntityManager.cleanup(this);
+	}.bind(self);
+	return self;
 });
 
 /**** 
 * Initialize Game
 ****/ 
-/***** 
-* Game Initialization
-*****/ 
+// Game instance already initialized above
+// Layer structure initialization with proper cleanup handling
 var game = new LK.Game({
 	backgroundColor: 0x000000
 });
 
 /**** 
 * Game Code
 ****/ 
-// Music and Sounds from both versions
-// Combined assets from both versions
-/***** 
-* Game Systems - Adapted from new version
-*****/ 
+// Images
+function _typeof(o) {
+	"@babel/helpers - typeof";
+	return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
+		return typeof o;
+	} : function (o) {
+		return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
+	}, _typeof(o);
+}
+function _regeneratorRuntime() {
+	"use strict";
+	/*! regenerator-runtime -- Copyright (c) 2014-present, Facebook, Inc. -- license (MIT): https://github.com/facebook/regenerator/blob/main/LICENSE */
+	_regeneratorRuntime = function _regeneratorRuntime() {
+		return e;
+	};
+	var t,
+		e = {},
+		r = Object.prototype,
+		n = r.hasOwnProperty,
+		o = Object.defineProperty || function (t, e, r) {
+			t[e] = r.value;
+		},
+		i = "function" == typeof Symbol ? Symbol : {},
+		a = i.iterator || "@@iterator",
+		c = i.asyncIterator || "@@asyncIterator",
+		u = i.toStringTag || "@@toStringTag";
+	function define(t, e, r) {
+		return Object.defineProperty(t, e, {
+			value: r,
+			enumerable: !0,
+			configurable: !0,
+			writable: !0
+		}), t[e];
+	}
+	try {
+		define({}, "");
+	} catch (t) {
+		define = function define(t, e, r) {
+			return t[e] = r;
+		};
+	}
+	function wrap(t, e, r, n) {
+		var i = e && e.prototype instanceof Generator ? e : Generator,
+			a = Object.create(i.prototype),
+			c = new Context(n || []);
+		return o(a, "_invoke", {
+			value: makeInvokeMethod(t, r, c)
+		}), a;
+	}
+	function tryCatch(t, e, r) {
+		try {
+			return {
+				type: "normal",
+				arg: t.call(e, r)
+			};
+		} catch (t) {
+			return {
+				type: "throw",
+				arg: t
+			};
+		}
+	}
+	e.wrap = wrap;
+	var h = "suspendedStart",
+		l = "suspendedYield",
+		f = "executing",
+		s = "completed",
+		y = {};
+	function Generator() {}
+	function GeneratorFunction() {}
+	function GeneratorFunctionPrototype() {}
+	var p = {};
+	define(p, a, function () {
+		return this;
+	});
+	var d = Object.getPrototypeOf,
+		v = d && d(d(values([])));
+	v && v !== r && n.call(v, a) && (p = v);
+	var g = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(p);
+	function defineIteratorMethods(t) {
+		["next", "throw", "return"].forEach(function (e) {
+			define(t, e, function (t) {
+				return this._invoke(e, t);
+			});
+		});
+	}
+	function AsyncIterator(t, e) {
+		function invoke(r, o, i, a) {
+			var c = tryCatch(t[r], t, o);
+			if ("throw" !== c.type) {
+				var u = c.arg,
+					h = u.value;
+				return h && "object" == _typeof(h) && n.call(h, "__await") ? e.resolve(h.__await).then(function (t) {
+					invoke("next", t, i, a);
+				}, function (t) {
+					invoke("throw", t, i, a);
+				}) : e.resolve(h).then(function (t) {
+					u.value = t, i(u);
+				}, function (t) {
+					return invoke("throw", t, i, a);
+				});
+			}
+			a(c.arg);
+		}
+		var r;
+		o(this, "_invoke", {
+			value: function value(t, n) {
+				function callInvokeWithMethodAndArg() {
+					return new e(function (e, r) {
+						invoke(t, n, e, r);
+					});
+				}
+				return r = r ? r.then(callInvokeWithMethodAndArg, callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg();
+			}
+		});
+	}
+	function makeInvokeMethod(e, r, n) {
+		var o = h;
+		return function (i, a) {
+			if (o === f) {
+				throw Error("Generator is already running");
+			}
+			if (o === s) {
+				if ("throw" === i) {
+					throw a;
+				}
+				return {
+					value: t,
+					done: !0
+				};
+			}
+			for (n.method = i, n.arg = a;;) {
+				var c = n.delegate;
+				if (c) {
+					var u = maybeInvokeDelegate(c, n);
+					if (u) {
+						if (u === y) {
+							continue;
+						}
+						return u;
+					}
+				}
+				if ("next" === n.method) {
+					n.sent = n._sent = n.arg;
+				} else if ("throw" === n.method) {
+					if (o === h) {
+						throw o = s, n.arg;
+					}
+					n.dispatchException(n.arg);
+				} else {
+					"return" === n.method && n.abrupt("return", n.arg);
+				}
+				o = f;
+				var p = tryCatch(e, r, n);
+				if ("normal" === p.type) {
+					if (o = n.done ? s : l, p.arg === y) {
+						continue;
+					}
+					return {
+						value: p.arg,
+						done: n.done
+					};
+				}
+				"throw" === p.type && (o = s, n.method = "throw", n.arg = p.arg);
+			}
+		};
+	}
+	function maybeInvokeDelegate(e, r) {
+		var n = r.method,
+			o = e.iterator[n];
+		if (o === t) {
+			return r.delegate = null, "throw" === n && e.iterator["return"] && (r.method = "return", r.arg = t, maybeInvokeDelegate(e, r), "throw" === r.method) || "return" !== n && (r.method = "throw", r.arg = new TypeError("The iterator does not provide a '" + n + "' method")), y;
+		}
+		var i = tryCatch(o, e.iterator, r.arg);
+		if ("throw" === i.type) {
+			return r.method = "throw", r.arg = i.arg, r.delegate = null, y;
+		}
+		var a = i.arg;
+		return a ? a.done ? (r[e.resultName] = a.value, r.next = e.nextLoc, "return" !== r.method && (r.method = "next", r.arg = t), r.delegate = null, y) : a : (r.method = "throw", r.arg = new TypeError("iterator result is not an object"), r.delegate = null, y);
+	}
+	function pushTryEntry(t) {
+		var e = {
+			tryLoc: t[0]
+		};
+		1 in t && (e.catchLoc = t[1]), 2 in t && (e.finallyLoc = t[2], e.afterLoc = t[3]), this.tryEntries.push(e);
+	}
+	function resetTryEntry(t) {
+		var e = t.completion || {};
+		e.type = "normal", delete e.arg, t.completion = e;
+	}
+	function Context(t) {
+		this.tryEntries = [{
+			tryLoc: "root"
+		}], t.forEach(pushTryEntry, this), this.reset(!0);
+	}
+	function values(e) {
+		if (e || "" === e) {
+			var r = e[a];
+			if (r) {
+				return r.call(e);
+			}
+			if ("function" == typeof e.next) {
+				return e;
+			}
+			if (!isNaN(e.length)) {
+				var o = -1,
+					i = function next() {
+						for (; ++o < e.length;) {
+							if (n.call(e, o)) {
+								return next.value = e[o], next.done = !1, next;
+							}
+						}
+						return next.value = t, next.done = !0, next;
+					};
+				return i.next = i;
+			}
+		}
+		throw new TypeError(_typeof(e) + " is not iterable");
+	}
+	return GeneratorFunction.prototype = GeneratorFunctionPrototype, o(g, "constructor", {
+		value: GeneratorFunctionPrototype,
+		configurable: !0
+	}), o(GeneratorFunctionPrototype, "constructor", {
+		value: GeneratorFunction,
+		configurable: !0
+	}), GeneratorFunction.displayName = define(GeneratorFunctionPrototype, u, "GeneratorFunction"), e.isGeneratorFunction = function (t) {
+		var e = "function" == typeof t && t.constructor;
+		return !!e && (e === GeneratorFunction || "GeneratorFunction" === (e.displayName || e.name));
+	}, e.mark = function (t) {
+		return Object.setPrototypeOf ? Object.setPrototypeOf(t, GeneratorFunctionPrototype) : (t.__proto__ = GeneratorFunctionPrototype, define(t, u, "GeneratorFunction")), t.prototype = Object.create(g), t;
+	}, e.awrap = function (t) {
+		return {
+			__await: t
+		};
+	}, defineIteratorMethods(AsyncIterator.prototype), define(AsyncIterator.prototype, c, function () {
+		return this;
+	}), e.AsyncIterator = AsyncIterator, e.async = function (t, r, n, o, i) {
+		void 0 === i && (i = Promise);
+		var a = new AsyncIterator(wrap(t, r, n, o), i);
+		return e.isGeneratorFunction(r) ? a : a.next().then(function (t) {
+			return t.done ? t.value : a.next();
+		});
+	}, defineIteratorMethods(g), define(g, u, "Generator"), define(g, a, function () {
+		return this;
+	}), define(g, "toString", function () {
+		return "[object Generator]";
+	}), e.keys = function (t) {
+		var e = Object(t),
+			r = [];
+		for (var n in e) {
+			r.push(n);
+		}
+		return r.reverse(), function next() {
+			for (; r.length;) {
+				var t = r.pop();
+				if (t in e) {
+					return next.value = t, next.done = !1, next;
+				}
+			}
+			return next.done = !0, next;
+		};
+	}, e.values = values, Context.prototype = {
+		constructor: Context,
+		reset: function reset(e) {
+			if (this.prev = 0, this.next = 0, this.sent = this._sent = t, this.done = !1, this.delegate = null, this.method = "next", this.arg = t, this.tryEntries.forEach(resetTryEntry), !e) {
+				for (var r in this) {
+					"t" === r.charAt(0) && n.call(this, r) && !isNaN(+r.slice(1)) && (this[r] = t);
+				}
+			}
+		},
+		stop: function stop() {
+			this.done = !0;
+			var t = this.tryEntries[0].completion;
+			if ("throw" === t.type) {
+				throw t.arg;
+			}
+			return this.rval;
+		},
+		dispatchException: function dispatchException(e) {
+			if (this.done) {
+				throw e;
+			}
+			var r = this;
+			function handle(n, o) {
+				return a.type = "throw", a.arg = e, r.next = n, o && (r.method = "next", r.arg = t), !!o;
+			}
+			for (var o = this.tryEntries.length - 1; o >= 0; --o) {
+				var i = this.tryEntries[o],
+					a = i.completion;
+				if ("root" === i.tryLoc) {
+					return handle("end");
+				}
+				if (i.tryLoc <= this.prev) {
+					var c = n.call(i, "catchLoc"),
+						u = n.call(i, "finallyLoc");
+					if (c && u) {
+						if (this.prev < i.catchLoc) {
+							return handle(i.catchLoc, !0);
+						}
+						if (this.prev < i.finallyLoc) {
+							return handle(i.finallyLoc);
+						}
+					} else if (c) {
+						if (this.prev < i.catchLoc) {
+							return handle(i.catchLoc, !0);
+						}
+					} else {
+						if (!u) {
+							throw Error("try statement without catch or finally");
+						}
+						if (this.prev < i.finallyLoc) {
+							return handle(i.finallyLoc);
+						}
+					}
+				}
+			}
+		},
+		abrupt: function abrupt(t, e) {
+			for (var r = this.tryEntries.length - 1; r >= 0; --r) {
+				var o = this.tryEntries[r];
+				if (o.tryLoc <= this.prev && n.call(o, "finallyLoc") && this.prev < o.finallyLoc) {
+					var i = o;
+					break;
+				}
+			}
+			i && ("break" === t || "continue" === t) && i.tryLoc <= e && e <= i.finallyLoc && (i = null);
+			var a = i ? i.completion : {};
+			return a.type = t, a.arg = e, i ? (this.method = "next", this.next = i.finallyLoc, y) : this.complete(a);
+		},
+		complete: function complete(t, e) {
+			if ("throw" === t.type) {
+				throw t.arg;
+			}
+			return "break" === t.type || "continue" === t.type ? this.next = t.arg : "return" === t.type ? (this.rval = this.arg = t.arg, this.method = "return", this.next = "end") : "normal" === t.type && e && (this.next = e), y;
+		},
+		finish: function finish(t) {
+			for (var e = this.tryEntries.length - 1; e >= 0; --e) {
+				var r = this.tryEntries[e];
+				if (r.finallyLoc === t) {
+					return this.complete(r.completion, r.afterLoc), resetTryEntry(r), y;
+				}
+			}
+		},
+		"catch": function _catch(t) {
+			for (var e = this.tryEntries.length - 1; e >= 0; --e) {
+				var r = this.tryEntries[e];
+				if (r.tryLoc === t) {
+					var n = r.completion;
+					if ("throw" === n.type) {
+						var o = n.arg;
+						resetTryEntry(r);
+					}
+					return o;
+				}
+			}
+			throw Error("illegal catch attempt");
+		},
+		delegateYield: function delegateYield(e, r, n) {
+			return this.delegate = {
+				iterator: values(e),
+				resultName: r,
+				nextLoc: n
+			}, "next" === this.method && (this.arg = t), y;
+		}
+	}, e;
+}
+function asyncGeneratorStep(n, t, e, r, o, a, c) {
+	try {
+		var i = n[a](c),
+			u = i.value;
+	} catch (n) {
+		return void e(n);
+	}
+	i.done ? t(u) : Promise.resolve(u).then(r, o);
+}
+function _asyncToGenerator(n) {
+	return function () {
+		var t = this,
+			e = arguments;
+		return new Promise(function (r, o) {
+			var a = n.apply(t, e);
+			function _next(n) {
+				asyncGeneratorStep(a, r, o, _next, _throw, "next", n);
+			}
+			function _throw(n) {
+				asyncGeneratorStep(a, r, o, _next, _throw, "throw", n);
+			}
+			_next(void 0);
+		});
+	};
+}
+function _createForOfIteratorHelper(r, e) {
+	var t = "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"];
+	if (!t) {
+		if (Array.isArray(r) || (t = _unsupportedIterableToArray(r)) || e && r && "number" == typeof r.length) {
+			t && (r = t);
+			var _n = 0,
+				F = function F() {};
+			return {
+				s: F,
+				n: function n() {
+					return _n >= r.length ? {
+						done: !0
+					} : {
+						done: !1,
+						value: r[_n++]
+					};
+				},
+				e: function e(r) {
+					throw r;
+				},
+				f: F
+			};
+		}
+		throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
+	}
+	var o,
+		a = !0,
+		u = !1;
+	return {
+		s: function s() {
+			t = t.call(r);
+		},
+		n: function n() {
+			var r = t.next();
+			return a = r.done, r;
+		},
+		e: function e(r) {
+			u = !0, o = r;
+		},
+		f: function f() {
+			try {
+				a || null == t["return"] || t["return"]();
+			} finally {
+				if (u) {
+					throw o;
+				}
+			}
+		}
+	};
+}
+function _unsupportedIterableToArray(r, a) {
+	if (r) {
+		if ("string" == typeof r) {
+			return _arrayLikeToArray(r, a);
+		}
+		var t = {}.toString.call(r).slice(8, -1);
+		return "Object" === t && r.constructor && (t = r.constructor.name), "Map" === t || "Set" === t ? Array.from(r) : "Arguments" === t || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t) ? _arrayLikeToArray(r, a) : void 0;
+	}
+}
+function _arrayLikeToArray(r, a) {
+	(null == a || a > r.length) && (a = r.length);
+	for (var e = 0, n = Array(a); e < a; e++) {
+		n[e] = r[e];
+	}
+	return n;
+}
+function _superPropGet(t, o, e, r) {
+	var p = _get(_getPrototypeOf(1 & r ? t.prototype : t), o, e);
+	return 2 & r && "function" == typeof p ? function (t) {
+		return p.apply(e, t);
+	} : p;
+}
+function _get() {
+	return _get = "undefined" != typeof Reflect && Reflect.get ? Reflect.get.bind() : function (e, t, r) {
+		var p = _superPropBase(e, t);
+		if (p) {
+			var n = Object.getOwnPropertyDescriptor(p, t);
+			return n.get ? n.get.call(arguments.length < 3 ? e : r) : n.value;
+		}
+	}, _get.apply(null, arguments);
+}
+function _superPropBase(t, o) {
+	for (; !{}.hasOwnProperty.call(t, o) && null !== (t = _getPrototypeOf(t));) {
+		;
+	}
+	return t;
+}
+function _defineProperties(e, r) {
+	for (var t = 0; t < r.length; t++) {
+		var o = r[t];
+		o.enumerable = o.enumerable || !1, o.configurable = !0, "value" in o && (o.writable = !0), Object.defineProperty(e, _toPropertyKey(o.key), o);
+	}
+}
+function _createClass(e, r, t) {
+	return r && _defineProperties(e.prototype, r), t && _defineProperties(e, t), Object.defineProperty(e, "prototype", {
+		writable: !1
+	}), e;
+}
+function _toPropertyKey(t) {
+	var i = _toPrimitive(t, "string");
+	return "symbol" == _typeof(i) ? i : i + "";
+}
+function _toPrimitive(t, r) {
+	if ("object" != _typeof(t) || !t) {
+		return t;
+	}
+	var e = t[Symbol.toPrimitive];
+	if (void 0 !== e) {
+		var i = e.call(t, r || "default");
+		if ("object" != _typeof(i)) {
+			return i;
+		}
+		throw new TypeError("@@toPrimitive must return a primitive value.");
+	}
+	return ("string" === r ? String : Number)(t);
+}
+function _classCallCheck(a, n) {
+	if (!(a instanceof n)) {
+		throw new TypeError("Cannot call a class as a function");
+	}
+}
+function _callSuper(t, o, e) {
+	return o = _getPrototypeOf(o), _possibleConstructorReturn(t, _isNativeReflectConstruct() ? Reflect.construct(o, e || [], _getPrototypeOf(t).constructor) : o.apply(t, e));
+}
+function _possibleConstructorReturn(t, e) {
+	if (e && ("object" == _typeof(e) || "function" == typeof e)) {
+		return e;
+	}
+	if (void 0 !== e) {
+		throw new TypeError("Derived constructors may only return object or undefined");
+	}
+	return _assertThisInitialized(t);
+}
+function _assertThisInitialized(e) {
+	if (void 0 === e) {
+		throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
+	}
+	return e;
+}
+function _isNativeReflectConstruct() {
+	try {
+		var t = !Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {}));
+	} catch (t) {}
+	return (_isNativeReflectConstruct = function _isNativeReflectConstruct() {
+		return !!t;
+	})();
+}
+function _getPrototypeOf(t) {
+	return _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function (t) {
+		return t.__proto__ || Object.getPrototypeOf(t);
+	}, _getPrototypeOf(t);
+}
+function _inherits(t, e) {
+	if ("function" != typeof e && null !== e) {
+		throw new TypeError("Super expression must either be null or a function");
+	}
+	t.prototype = Object.create(e && e.prototype, {
+		constructor: {
+			value: t,
+			writable: !0,
+			configurable: !0
+		}
+	}), Object.defineProperty(t, "prototype", {
+		writable: !1
+	}), e && _setPrototypeOf(t, e);
+}
+function _setPrototypeOf(t, e) {
+	return _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function (t, e) {
+		return t.__proto__ = e, t;
+	}, _setPrototypeOf(t, e);
+}
+var assets = {
+	scoreImage: {
+		type: 'shape',
+		width: 100,
+		height: 100,
+		color: 0xcd1966,
+		shape: 'box'
+	},
+	background: {
+		type: 'image',
+		width: 2048,
+		height: 2732,
+		id: '67cb14d582516b65d7d56166'
+	},
+	bird1Left: {
+		type: 'image',
+		width: 300,
+		height: 295,
+		id: '67c8f938120d8830ebbf56ab'
+	},
+	bird1Right: {
+		type: 'image',
+		width: 300,
+		height: 295,
+		id: '67c8f938120d8830ebbf56ab',
+		flipX: 1
+	},
+	bird2Left: {
+		type: 'image',
+		width: 150,
+		height: 168.42,
+		id: '67c9027e120d8830ebbf5715',
+		flipX: 1
+	},
+	bird2Right: {
+		type: 'image',
+		width: 150,
+		height: 168.42,
+		id: '67c9027e120d8830ebbf5715'
+	},
+	cat: {
+		type: 'image',
+		width: 433.13,
+		height: 475.89,
+		id: '67c8fd9b120d8830ebbf56e9'
+	},
+	cloud: {
+		type: 'image',
+		width: 500,
+		height: 250,
+		id: '67c915be120d8830ebbf582c'
+	},
+	grassBack: {
+		type: 'image',
+		width: 2204.72,
+		height: 1505.21,
+		id: '67c90d44120d8830ebbf57b9'
+	},
+	grassFront: {
+		type: 'image',
+		width: 2400,
+		height: 1856.25,
+		id: '67c90db6120d8830ebbf57c5',
+		flipX: 1
+	},
+	jetLeft: {
+		type: 'image',
+		width: 200,
+		height: 75.78,
+		id: '67cbdf3f8f0bb65062649f12',
+		flipX: 1
+	},
+	jetRight: {
+		type: 'image',
+		width: 200,
+		height: 75.78,
+		id: '67cbdf3f8f0bb65062649f12'
+	},
+	laser2: {
+		type: 'image',
+		width: 100,
+		height: 101.19,
+		id: '67c9f7067f021452b5f9dcd8'
+	},
+	light1: {
+		type: 'image',
+		width: 120,
+		height: 120,
+		id: '67cbd61a8f0bb65062649e53'
+	},
+	mirror1: {
+		type: 'image',
+		width: 500,
+		height: 800,
+		id: '67cb7aec82516b65d7d56434'
+	},
+	reticle1: {
+		type: 'image',
+		width: 400,
+		height: 379.69,
+		id: '67c935fd120d8830ebbf5944'
+	},
+	stack1: {
+		type: 'image',
+		width: 700,
+		height: 737.45,
+		id: '67cb6ce882516b65d7d563cc'
+	},
+	sun: {
+		type: 'image',
+		width: 500,
+		height: 500,
+		id: '67c92a9f120d8830ebbf58c6'
+	},
+	tree: {
+		type: 'image',
+		width: 1900,
+		height: 2500,
+		id: '67c911c5120d8830ebbf5807',
+		flipX: 1
+	},
+	tree2: {
+		type: 'image',
+		width: 1900,
+		height: 2300,
+		id: '67cb5a3d82516b65d7d56300'
+	},
+	ufo: {
+		type: 'image',
+		width: 300,
+		height: 228.52,
+		id: '67c932df120d8830ebbf591b'
+	},
+	ufo2: {
+		type: 'image',
+		width: 400,
+		height: 162.5,
+		id: '67cc62364e271169e42de9e4'
+	}
+};
+Object.keys(assets).forEach(function (key) {
+	var asset = assets[key];
+	if (asset.type === 'shape') {} else if (asset.type === 'image') {}
+});
+// Music and Sounds
+/**** 
+* Game Configuration
+****/ 
+// Sound configuration
+var GAME_SOUND_VOLUMES = {
+	bgm1: 0.02,
+	breeze1: 0.02,
+	cricket1: 0.02,
+	frog1: 0.02,
+	songbird1: 0.02,
+	ufo1: 0.02,
+	wings1: 0.02,
+	laser1: 0.1,
+	laser2: 0.1,
+	jetSound: 0.3
+};
+/**** 
+* Core Game Setup
+****/ 
+// Initialize game instance
+var gameInstance;
+if (!gameInstance) {
+	gameInstance = new LK.Game({
+		backgroundColor: 0x000000
+	});
+}
+// Layer structure initialization
+var layers = {
+	background: new Container(),
+	sun: new Container(),
+	light1: new Container(),
+	jet: new Container(),
+	clouds: new Container(),
+	ufo: new Container(),
+	grassBack: new Container()
+};
+var Background = /*#__PURE__*/function (_Container) {
+	function Background() {
+		var _this;
+		_classCallCheck(this, Background);
+		_this = _callSuper(this, Background);
+		_this.attachAsset('background', {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+		return _this;
+	}
+	_inherits(Background, _Container);
+	return _createClass(Background);
+}(Container); // Branch asset
+var Bird = /*#__PURE__*/function (_Container2) {
+	function Bird(type) {
+		var _this2;
+		_classCallCheck(this, Bird);
+		_this2 = _callSuper(this, Bird);
+		if (!type) {
+			throw new Error('Bird type is required');
+		}
+		_this2.birdGraphics = _this2.attachAsset("".concat(type, "-right"), {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+		// The attachAsset method will throw an error if it fails, so we don't need to check again
+		createMovementSystem(_this2, _this2.birdGraphics, MOVEMENT_CONFIGS[type]);
+		return _this2;
+	}
+	_inherits(Bird, _Container2);
+	return _createClass(Bird, [{
+		key: "setChildIndex",
+		value: function setChildIndex(index) {
+			if (game.children.includes(this)) {
+				game.setChildIndex(this, index);
+			}
+		}
+	}, {
+		key: "destroy",
+		value: function destroy() {
+			if (this.birdGraphics) {
+				this.birdGraphics.destroy();
+				this.birdGraphics = null;
+			}
+			_superPropGet(Bird, "destroy", this, 3)([]);
+		}
+	}]);
+}(Container);
+var Bird1 = /*#__PURE__*/function (_Bird) {
+	function Bird1() {
+		_classCallCheck(this, Bird1);
+		return _callSuper(this, Bird1, ['bird1']);
+	}
+	_inherits(Bird1, _Bird);
+	return _createClass(Bird1);
+}(Bird);
+var Bird2 = /*#__PURE__*/function (_Bird2) {
+	function Bird2() {
+		_classCallCheck(this, Bird2);
+		return _callSuper(this, Bird2, ['bird2']);
+	}
+	_inherits(Bird2, _Bird2);
+	return _createClass(Bird2);
+}(Bird); // Layer z-index management is handled by the layerStructure configuration
+// Layer structure and initialization is already handled at the beginning of the file
+// Consolidated checkInteractions function is inserted below
+// Bird2Movement class to handle Bird2 movement
+// Bird2Movement class to handle Bird2 movement
+/** 
+* Configures movement behavior for game entities with tween-based animations
+* @param {Container} entity - Target entity container
+* @param {Graphics} graphics - Visual representation to animate
+* @param {Object} config - Movement configuration:
+* @param {number} [config.baseSpeed=1] - Base movement speed
+* @param {Object} config.textures - Directional sprites {left, right}
+* @param {boolean} [config.useWaveMotion=false] - Enable sine-based path
+* @param {number} [config.waveAmplitude=0] - Vertical deviation magnitude
+* @param {number} [config.waveFrequency=100] - Horizontal wave cycle length
+*/ 
+// Consolidated movement system with state tracking and error boundaries
+// Unified entity management system with improved cleanup
 var EntityManager = {
 	cleanup: function cleanup(entity) {
-		if (entity.parent) {
+		if (!entity || entity._cleaned) {
+			return;
+		}
+		entity._cleaned = true;
+		// Stop all associated sounds and clear references
+		if (entity._sounds instanceof Set) {
+			var _iterator = _createForOfIteratorHelper(entity._sounds),
+				_step;
+			try {
+				for (_iterator.s(); !(_step = _iterator.n()).done;) {
+					var _sound;
+					var soundName = _step.value;
+					var sound = LK.getSound(soundName);
+					if ((_sound = sound) !== null && _sound !== void 0 && _sound.stop) {
+						sound.stop();
+					}
+				}
+			} catch (err) {
+				_iterator.e(err);
+			} finally {
+				_iterator.f();
+			}
+			entity._sounds.clear();
+			entity._sounds = null;
+		}
+		// Clear all timers and references
+		if (entity._timers instanceof Set) {
+			var _iterator2 = _createForOfIteratorHelper(entity._timers),
+				_step2;
+			try {
+				for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
+					var timer = _step2.value;
+					LK.clearTimeout(timer);
+				}
+			} catch (err) {
+				_iterator2.e(err);
+			} finally {
+				_iterator2.f();
+			}
+			entity._timers.clear();
+			entity._timers = null;
+		}
+		// Return to pool or remove from parent
+		if (entity.type && EntityPool.pools && EntityPool.pools[entity.type]) {
+			if (entity.reset) {
+				entity.reset();
+			}
+			EntityPool["return"](entity.type, entity);
+		} else if (entity.parent) {
 			entity.parent.removeChild(entity);
 		}
+		// Clear any remaining references
+		entity._destroyed = true;
+		entity.parent = null;
+		// Clear any graphics references
+		if (entity.birdGraphics) {
+			entity.birdGraphics = null;
+		}
+	},
+	spawn: function spawn(type) {
+		var config = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
+		if (!type) {
+			throw new Error('Entity type is required');
+		}
+		var entity = EntityPool.get(type);
+		if (!entity) {
+			var EntityTypes = {
+				bird1: Bird1,
+				bird2: Bird2,
+				laser: function laser(config) {
+					return new Laser(config.startX, config.startY, config.targetX, config.targetY);
+				}
+			};
+			var EntityConstructor = EntityTypes[type];
+			if (!EntityConstructor) {
+				throw new Error("Unknown entity type: ".concat(type));
+			}
+			entity = typeof EntityConstructor === 'function' ? EntityConstructor.length ? EntityConstructor(config) : new EntityConstructor() : null;
+			if (!entity) {
+				throw new Error("Failed to create entity of type: ".concat(type));
+			}
+		}
+		entity.type = type;
+		entity._sounds = new Set();
+		entity._timers = new Set();
+		entity._cleaned = false;
+		entity._destroyed = false;
+		return entity;
 	}
 };
-var SoundManager = {
-	play: function play(soundName) {
-		var sound = LK.getSound(soundName);
-		if (sound) {
-			sound.play();
+var EntityPool = {
+	pools: {},
+	get: function get(type) {
+		if (this.pools[type] && this.pools[type].length > 0) {
+			return this.pools[type].pop();
 		}
+		return null;
+	},
+	"return": function _return(type, entity) {
+		if (!this.pools[type]) {
+			this.pools[type] = [];
+		}
+		this.pools[type].push(entity);
 	}
 };
-/***** 
-* Main Game Logic
-*****/ 
-var clouds = [];
-var birds = [];
-var score = 0;
-var ufo = null;
-// Combined initialization
-var background = LK.getAsset('background', {
-	anchorX: 0.5,
-	anchorY: 0.5
-});
-background.x = 2048 / 2;
-background.y = 2732 / 2 - 200;
-game.addChild(background);
-var sun = game.addChild(new Sun());
-sun.x = 480;
-sun.y = 590;
-var sunChildIndex = 1;
-game.setChildIndex(sun, sunChildIndex);
-function addUFO() {
-	var ufo = game.addChild(new UFO());
-	ufo.x = Math.random() < 0.5 ? 2048 + ufo.width / 2 : -ufo.width / 2;
-	ufo.y = Math.random() * 500;
-	ufo.customUpdate = function () {
-		ufo.update();
+function createMovementSystem(entity, entityGraphics, config) {
+	try {
+		var _settings$sounds;
+		if (!entity || !entityGraphics) {
+			console.error('Entity and entityGraphics are required for movement system');
+			return null;
+		}
+		// Initialize entity management systems
+		if (!entity._timers) {
+			entity._timers = new Set();
+		}
+		if (!entity._sounds) {
+			entity._sounds = new Set();
+		}
+		var soundManager = window.soundManager || null;
+		var defaults = {
+			baseSpeed: 1,
+			speedVariation: 0,
+			horizontalMovement: false,
+			useWaveMotion: false,
+			waveAmplitude: 0,
+			waveFrequency: 100,
+			screenBounds: {
+				width: 2048,
+				height: 2732
+			},
+			respawnPosition: 'top',
+			textures: {
+				left: null,
+				right: null
+			},
+			sounds: {
+				move: null,
+				destroy: null
+			},
+			scoreValue: 0,
+			entityType: null,
+			onDestroy: null,
+			onUpdate: null,
+			handleScreenWrap: false
+		};
+		var settings = Object.assign({}, defaults, config || {});
+		entity.speed = settings.baseSpeed + Math.random() * settings.speedVariation;
+		entity.direction = settings.horizontalMovement ? Math.random() < 0.5 ? 1 : -1 : 1;
+		entity.lastX = entity.x || 0;
+		entity.lastY = entity.y || 0;
+		entity.scoreValue = settings.scoreValue;
+		// Initialize movement sound
+		if ((_settings$sounds = settings.sounds) !== null && _settings$sounds !== void 0 && _settings$sounds.move && soundManager) {
+			var moveSound = soundManager.play(settings.sounds.move, {
+				loop: true
+			});
+			if (moveSound) {
+				entity._sounds.add(settings.sounds.move);
+			}
+		}
+		entity.update = function () {
+			try {
+				var _settings$textures, _settings$textures2;
+				if (settings.entityType === 'laser') {
+					if (!this.vx || !this.vy) {
+						return;
+					}
+					this.x += this.vx;
+					this.y += this.vy;
+					if (this.x < 0 || this.x > settings.screenBounds.width || this.y < 0 || this.y > settings.screenBounds.height) {
+						EntityManager.cleanup(this);
+					}
+				} else if (settings.horizontalMovement) {
+					var _settings$onUpdate;
+					this.x += this.speed * this.direction;
+					if (settings.useWaveMotion && settings.baseY !== undefined) {
+						this.y = settings.baseY + Math.sin(this.x / settings.waveFrequency) * settings.waveAmplitude;
+					}
+					if (settings.handleScreenWrap) {
+						if (this.x > settings.screenBounds.width + this.width / 2) {
+							this.x = -this.width / 2;
+						} else if (this.x < -this.width / 2) {
+							this.x = settings.screenBounds.width + this.width / 2;
+						}
+					}
+					(_settings$onUpdate = settings.onUpdate) === null || _settings$onUpdate === void 0 || _settings$onUpdate.call(settings, this);
+				} else {
+					this.y += this.speed;
+					if (settings.useWaveMotion) {
+						this.x += Math.sin(this.y / settings.waveFrequency) * settings.waveAmplitude;
+					}
+				}
+				if (entityGraphics && (_settings$textures = settings.textures) !== null && _settings$textures !== void 0 && _settings$textures.left && (_settings$textures2 = settings.textures) !== null && _settings$textures2 !== void 0 && _settings$textures2.right) {
+					try {
+						var rightAsset = LK.getAsset(settings.textures.right, {});
+						var leftAsset = LK.getAsset(settings.textures.left, {});
+						if (rightAsset !== null && rightAsset !== void 0 && rightAsset.texture && leftAsset !== null && leftAsset !== void 0 && leftAsset.texture) {
+							entityGraphics.texture = this.lastX <= this.x ? rightAsset.texture : leftAsset.texture;
+						}
+					} catch (error) {
+						console.error('Error updating entity texture:', error);
+					}
+				}
+				if (settings.horizontalMovement) {
+					if (this.lastX <= settings.screenBounds.width + this.width / 2 && this.x > settings.screenBounds.width + this.width / 2 || this.lastX >= -this.width / 2 && this.x < -this.width / 2) {
+						var _settings$onDestroy;
+						EntityManager.cleanup(this);
+						(_settings$onDestroy = settings.onDestroy) === null || _settings$onDestroy === void 0 || _settings$onDestroy.call(settings, this);
+					}
+				} else if (this.lastY <= settings.screenBounds.height && this.y > settings.screenBounds.height) {
+					switch (settings.respawnPosition) {
+						case 'random':
+							this.y = Math.random() * settings.screenBounds.height;
+							this.x = Math.random() < 0.5 ? 0 : settings.screenBounds.width;
+							break;
+						case 'side':
+							this.y = Math.random() * settings.screenBounds.height;
+							this.x = this.direction > 0 ? -this.width : settings.screenBounds.width + this.width;
+							break;
+						default:
+							this.y = -this.height;
+							this.x = Math.random() * settings.screenBounds.width;
+					}
+				}
+				this.lastX = this.x;
+				this.lastY = this.y;
+			} catch (error) {
+				console.error('Error in entity update:', error);
+				EntityManager.cleanup(this);
+			}
+		}.bind(entity);
+		if (typeof entity.destroy !== 'function') {
+			entity.destroy = function () {
+				var _settings$sounds2;
+				if (this._destroyed) {
+					return;
+				}
+				this._destroyed = true;
+				EntityManager.cleanup(this);
+				if ((_settings$sounds2 = settings.sounds) !== null && _settings$sounds2 !== void 0 && _settings$sounds2.destroy && soundManager) {
+					soundManager.stop(settings.sounds.destroy);
+				}
+			}.bind(entity);
+		}
+		return entity;
+	} catch (error) {
+		console.error('Error in createMovementSystem:', error);
+		return null;
+	}
+}
+// Cat class to manage cat behavior
+var Cat = /*#__PURE__*/function (_Container3) {
+	function Cat() {
+		var _this3;
+		_classCallCheck(this, Cat);
+		_this3 = _callSuper(this, Cat);
+		try {
+			_this3.catGraphics = _this3.attachAsset('cat', {
+				anchorX: 0.5,
+				anchorY: 1
+			});
+		} catch (error) {
+			console.error('Error creating cat:', error);
+		}
+		return _this3;
+	}
+	_inherits(Cat, _Container3);
+	return _createClass(Cat, [{
+		key: "update",
+		value: function update() {
+			try {
+				// Add any specific update logic for the cat here
+			} catch (error) {
+				console.error('Error in cat update:', error);
+			}
+		}
+	}]);
+}(Container);
+var CloudMovement = {
+	init: function init(cloud) {
+		if (!cloud) {
+			throw new Error('Cloud entity is required');
+		}
+		cloud._movement = {
+			speed: Math.random() * 0.5 + 0.2,
+			direction: Math.random() < 0.5 ? -1 : 1,
+			bounds: {
+				left: -cloud.width,
+				right: game.width + cloud.width
+			}
+		};
+		this.update(cloud);
+	},
+	update: function update(cloud) {
+		if (!cloud || !cloud._movement) {
+			return;
+		}
+		cloud.x += cloud._movement.speed * cloud._movement.direction;
+		// Handle bounds checking and wrapping
+		if (cloud.x < cloud._movement.bounds.left) {
+			cloud.x = cloud._movement.bounds.right;
+		} else if (cloud.x > cloud._movement.bounds.right) {
+			cloud.x = cloud._movement.bounds.left;
+		}
+	},
+	cleanup: function cleanup(cloud) {
+		if (!cloud) {
+			return;
+		}
+		delete cloud._movement;
+	}
+};
+var Cloud = /*#__PURE__*/function (_Container4) {
+	function Cloud() {
+		var _this4;
+		_classCallCheck(this, Cloud);
+		_this4 = _callSuper(this, Cloud);
+		_this4.cloudGraphics = _this4.attachAsset('cloud', {
+			anchorX: 0.5,
+			anchorY: 0.5
+		});
+		createMovementSystem(_this4, _this4.cloudGraphics, {
+			speed: Math.random() * 0.5 + 0.2,
+			direction: Math.random() < 0.5 ? -1 : 1,
+			boundaryCheck: true,
+			boundaryWidth: 2048
+		});
+		return _this4;
+	}
+	_inherits(Cloud, _Container4);
+	return _createClass(Cloud, [{
+		key: "update",
+		value: function update() {
+			this.updateMovement();
+		}
+	}, {
+		key: "destroy",
+		value: function destroy() {
+			EntityManager.cleanup(this);
+			_superPropGet(Cloud, "destroy", this, 3)([]);
+		}
+	}]);
+}(Container); // Game instance already initialized above
+// Layer structure initialization with proper cleanup handling
+var initializeLayers = function initializeLayers() {
+	game.layers = {
+		background: new Container(),
+		sun: new Container(),
+		light1: new Container(),
+		jetLeft: new Container(),
+		jetRight: new Container(),
+		clouds: new Container(),
+		ufo: new Container(),
+		grassBack: new Container(),
+		bird1: new Container(),
+		tree: new Container(),
+		stack1: new Container(),
+		bird2: new Container(),
+		mirror: new Container(),
+		grassFront: new Container(),
+		cat: new Container(),
+		laser: new Container(),
+		reticle: new Container(),
+		enemies: new Container(),
+		birds: new Container()
 	};
-	return ufo;
+	// Add cleanup methods to each layer
+	Object.values(game.layers).forEach(function (layer) {
+		layer.cleanup = function () {
+			while (this.children.length > 0) {
+				var child = this.children[0];
+				if (typeof child.destroy === 'function') {
+					child.destroy();
+				}
+			}
+		};
+	});
+};
+// Factory functions for specific pulse effects
+var Light1Pulse = function Light1Pulse(lightGraphics) {
+	return new Pulse(lightGraphics, {
+		scaleMax: 1.6,
+		duration: 1500
+	});
+};
+var SunPulse = function SunPulse(sunGraphics) {
+	return new Pulse(sunGraphics, {
+		scaleMax: 1.1,
+		duration: 1000
+	});
+};
+// Removed redundant startPulsating function as it's now handled by Pulse class
+// Sound system is already initialized above
+SoundManager = {
+	playEffect: function playEffect(soundName) {
+		var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
+		try {
+			var sound = this._sounds.get(soundName) || LK.getSound(soundName);
+			if (!sound) {
+				console.warn("Sound '".concat(soundName, "' not found"));
+				return;
+			}
+			var _options$volume = options.volume,
+				volume = _options$volume === void 0 ? this._volumes[soundName] || 1 : _options$volume,
+				_options$loops = options.loops,
+				loops = _options$loops === void 0 ? false : _options$loops;
+			sound.play({
+				volume: volume,
+				loops: loops
+			});
+			return sound;
+		} catch (error) {
+			console.error("Error playing sound effect '".concat(soundName, "':"), error);
+		}
+	},
+	playMusic: function playMusic() {
+		var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
+		try {
+			var _options$volume2 = options.volume,
+				volume = _options$volume2 === void 0 ? this._volumes[this.effects.bgm] || 1 : _options$volume2,
+				_options$fade = options.fade,
+				fade = _options$fade === void 0 ? true : _options$fade;
+			return LK.playMusic(this.effects.bgm, {
+				loop: false,
+				volume: volume,
+				fade: fade ? {
+					start: 0,
+					end: 1,
+					duration: 4000
+				} : undefined
+			});
+		} catch (error) {
+			console.error('Error playing background music:', error);
+		}
+	},
+	stopSoundFunc: function stopSoundFunc(soundName) {
+		try {
+			var sound = this._sounds.get(soundName) || LK.getSound(soundName);
+			if (sound !== null && sound !== void 0 && sound.stop) {
+				sound.stop();
+			}
+		} catch (error) {
+			console.error("Error stopping sound '".concat(soundName, "':"), error);
+		}
+	},
+	pauseSound: function pauseSound(soundName) {
+		try {
+			var sound = this._sounds.get(soundName) || LK.getSound(soundName);
+			if (sound !== null && sound !== void 0 && sound.pause) {
+				sound.pause();
+			}
+		} catch (error) {
+			console.error("Error pausing sound '".concat(soundName, "':"), error);
+		}
+	},
+	setVolume: function setVolume(soundName, volume) {
+		try {
+			var sound = this._sounds.get(soundName);
+			if (sound) {
+				sound.volume = volume;
+				this._volumes[soundName] = volume;
+			}
+		} catch (error) {
+			console.error("Error setting volume for '".concat(soundName, "':"), error);
+		}
+	}
+};
+// Initialize sound system
+SoundManager.init();
+// Sound effect wrapper classes using the unified system
+var UFOSound = function UFOSound() {
+	this.play = function () {
+		return SoundManager.playEffect(SoundManager.effects.ufo);
+	};
+};
+var LaserSound = function LaserSound() {
+	this.play = function () {
+		return SoundManager.playEffect(SoundManager.effects.laser);
+	};
+};
+var BackgroundMusic = function BackgroundMusic() {
+	this.play = function () {
+		return SoundManager.playMusic();
+	};
+};
+// Unified movement system for all entities
+// Unified movement system with improved cleanup and state management
+// Note: This is the main implementation of createMovementSystem used throughout the code
+/** 
+* Unified movement system for all moving entities
+* @param {Object} entity - The entity to apply movement to
+* @param {Object} entityGraphics - The graphics object for the entity
+* @param {Object} config - Configuration options for movement
+*/ 
+// Removed duplicate createMovementSystem function as it's already defined above
+/** 
+* Bird1 movement configuration
+*/ 
+/** 
+* Bird2 movement configuration
+*/ 
+/** 
+* UFO movement configuration
+*/ 
+// Entity movement configurations
+var MOVEMENT_CONFIGS = {
+	bird1: {
+		baseSpeed: 1,
+		speedVariation: 0.5,
+		useWaveMotion: true,
+		waveAmplitude: 4.5,
+		waveFrequency: 120,
+		horizontalMovement: false,
+		textures: {
+			left: 'bird1-left',
+			right: 'bird1-right'
+		},
+		respawnPosition: 'top',
+		sounds: {
+			move: 'wings1',
+			destroy: null
+		},
+		scoreValue: 5
+	},
+	bird2: {
+		baseSpeed: 1.5,
+		speedVariation: 1.6,
+		useWaveMotion: true,
+		waveAmplitude: 6.5,
+		waveFrequency: 100,
+		horizontalMovement: false,
+		textures: {
+			left: 'bird2-left',
+			right: 'bird2-right'
+		},
+		respawnPosition: 'random',
+		sounds: {
+			move: 'wings1',
+			destroy: null
+		},
+		scoreValue: 10
+	},
+	ufo: {
+		baseSpeed: 3,
+		speedVariation: 1,
+		useWaveMotion: true,
+		waveAmplitude: 50,
+		waveFrequency: 100,
+		horizontalMovement: true,
+		baseY: function baseY() {
+			return Math.random() * 300 + 100;
+		},
+		textures: null,
+		sounds: {
+			move: 'ufo1',
+			destroy: null
+		},
+		scoreValue: 20
+	}
+};
+function BirdMovement(bird, birdGraphics, birdType) {
+	var config = Object.assign({}, MOVEMENT_CONFIGS[birdType], {
+		entityType: birdType,
+		onDestroy: function onDestroy(entity) {
+			var index = birds.indexOf(entity);
+			if (index > -1) {
+				birds.splice(index, 1);
+				LK.setTimeout(function () {
+					if (birdType === 'bird1') {
+						spawnBird1();
+					} else {
+						spawnBird2();
+					}
+				}, Math.random() * 2000 + 1000);
+			}
+		}
+	});
+	createMovementSystem(bird, birdGraphics, config);
 }
+function UFOMovement(ufo, ufoGraphics) {
+	var config = Object.assign({}, MOVEMENT_CONFIGS.ufo, {
+		baseY: MOVEMENT_CONFIGS.ufo.baseY(),
+		entityType: 'ufo',
+		onDestroy: function onDestroy(entity) {
+			if (entity.sounds && entity.sounds.move) {
+				LK.getSound(entity.sounds.move).stop();
+			}
+			entity.destroy();
+			ufo = null;
+			handleUFOReappearance();
+		},
+		handleLaserCollision: function handleLaserCollision(laser) {
+			var angle = Math.atan2(laser.vy, laser.vx) + Math.PI;
+			laser.vx = Math.cos(angle) * laser.speed;
+			laser.vy = Math.sin(angle) * laser.speed;
+			return false;
+		}
+	});
+	createMovementSystem(ufo, ufoGraphics, config);
+}
+/** 
+* Jet movement configuration
+*/ 
+/** 
+* Laser movement configuration
+*/ 
+function LaserMovement(laser, laserGraphics, startX, startY, targetX, targetY) {
+	// Calculate direction and speed
+	var dx = targetX - startX;
+	var dy = targetY - startY;
+	var distance = Math.sqrt(dx * dx + dy * dy);
+	var speed = 60; // Speed of the laser
+	laser.vx = dx / distance * speed;
+	laser.vy = dy / distance * speed;
+	// Set initial position
+	laser.x = startX;
+	laser.y = startY;
+	// Initializes entity movement parameters with laser-specific configuration
+	createMovementSystem(laser, laserGraphics, {
+		entityType: 'laser',
+		sounds: {
+			move: 'laser2',
+			destroy: null
+		},
+		scoreValue: 0,
+		screenBounds: {
+			width: 2048,
+			height: 2732
+		}
+	});
+	return laser;
+}
+// CloudMovement class is already defined earlier in the file
+var Bird2Effects = function Bird2Effects(bird) {
+	this.bird = bird;
+	this.applyEffects = function () {
+		try {
+			// Apply swooping animation effect
+			tween(this.bird, {
+				rotation: Math.sin(this.bird.y / 100) * 0.2
+			}, {
+				duration: 1000,
+				easing: tween.easeInOut
+			});
+			// Apply scale pulsing effect when moving fast
+			if (Math.abs(this.bird.x - this.bird.lastX) > 5) {
+				tween(this.bird, {
+					scaleX: 1.1,
+					scaleY: 1.1
+				}, {
+					duration: 500,
+					easing: tween.easeOut,
+					onFinish: function () {
+						tween(this.bird, {
+							scaleX: 1.0,
+							scaleY: 1.0
+						}, {
+							duration: 500,
+							easing: tween.easeIn
+						});
+					}.bind(this)
+				});
+			}
+		} catch (error) {
+			console.error('Error in Bird2Effects:', error);
+		}
+	};
+};
+// BirdMovement is already defined with MOVEMENT_CONFIGS above
+// ScoreManager class to manage score logic
+var ScoreManager = function ScoreManager() {
+	var self = this;
+	self.score = 0;
+	self.addScore = function (points) {
+		self.score += points;
+		return self.score;
+	};
+	self.resetScore = function () {
+		self.score = 0;
+	};
+	self.getScore = function () {
+		return self.score;
+	};
+};
+// Game input handlers with proper cleanup
+var LaserSystem = /*#__PURE__*/function () {
+	function LaserSystem() {
+		_classCallCheck(this, LaserSystem);
+		this.activeLasers = new Set();
+		this._cleanupQueue = new Set();
+	}
+	return _createClass(LaserSystem, [{
+		key: "addLaser",
+		value: function addLaser(laser) {
+			if (!laser) {
+				return;
+			}
+			this.activeLasers.add(laser);
+		}
+	}, {
+		key: "queueForCleanup",
+		value: function queueForCleanup(laser) {
+			if (!laser) {
+				return;
+			}
+			this._cleanupQueue.add(laser);
+		}
+	}, {
+		key: "update",
+		value: function update() {
+			// Handle cleanup queue
+			if (this._cleanupQueue.size > 0) {
+				var _iterator3 = _createForOfIteratorHelper(this._cleanupQueue),
+					_step3;
+				try {
+					for (_iterator3.s(); !(_step3 = _iterator3.n()).done;) {
+						var laser = _step3.value;
+						this.activeLasers["delete"](laser);
+						EntityManager.cleanup(laser);
+					}
+				} catch (err) {
+					_iterator3.e(err);
+				} finally {
+					_iterator3.f();
+				}
+				this._cleanupQueue.clear();
+			}
+			// Update active lasers
+			var _iterator4 = _createForOfIteratorHelper(this.activeLasers),
+				_step4;
+			try {
+				for (_iterator4.s(); !(_step4 = _iterator4.n()).done;) {
+					var laser = _step4.value;
+					if (!laser || laser._destroyed) {
+						this.queueForCleanup(laser);
+						continue;
+					}
+					if (laser.update) {
+						laser.update();
+					}
+				}
+			} catch (err) {
+				_iterator4.e(err);
+			} finally {
+				_iterator4.f();
+			}
+		}
+	}, {
+		key: "clear",
+		value: function clear() {
+			var _iterator5 = _createForOfIteratorHelper(this.activeLasers),
+				_step5;
+			try {
+				for (_iterator5.s(); !(_step5 = _iterator5.n()).done;) {
+					var laser = _step5.value;
+					EntityManager.cleanup(laser);
+				}
+			} catch (err) {
+				_iterator5.e(err);
+			} finally {
+				_iterator5.f();
+			}
+			this.activeLasers.clear();
+			this._cleanupQueue.clear();
+		}
+	}]);
+}(); // Initialize laser system
+var laserSystem = new LaserSystem();
+// game.down is already defined above with proper laser system integration
+game.move = function (x, y, obj) {
+	try {
+		if (!game.reticle) {
+			game.reticle = new Reticle();
+			game.layers.reticle.addChild(game.reticle);
+		}
+		var eventX = obj && obj.event ? obj.event.x : x;
+		var eventY = obj && obj.event ? obj.event.y : y;
+		if (game.reticle) {
+			game.reticle.x = eventX;
+			game.reticle.y = eventY;
+		}
+	} catch (error) {
+		console.error('Error in game.move:', error);
+	}
+};
+// Initialize sun and light1 (already added to layers)
+var sun = game.layers.sun.getChildAt(0);
+var light1 = game.layers.light1.getChildAt(0);
+// Add score display if not already present
+if (!game.scoreDisplay) {
+	game.scoreDisplay = game.addChild(new Mirror());
+	game.scoreDisplay.x = 1700;
+	game.scoreDisplay.y = 300;
+}
+// Function to add a UFO to the game
+// Initialize clouds array
+GameState.clouds = [];
+GameState.birds = [];
+GameState.score = 0;
 for (var i = 0; i < 4; i++) {
+	// Add 3 clouds for variety
 	var cloud = new Cloud();
 	cloud.x = Math.random() * 2048;
-	cloud.y = Math.random() * (2732 / 2);
-	clouds.push(cloud);
-	game.addChild(cloud);
-	var cloudChildIndex = 2;
-	game.setChildIndex(cloud, cloudChildIndex);
+	cloud.y = Math.random() * (2732 / 2); // Position clouds in the upper half of the screen
+	GameState.clouds.push(cloud);
+	game.layers.clouds.addChild(cloud);
+	// No need to add cloud directly to game since it's already in the clouds layer
 }
+// Initialize birds
 function spawnBird1() {
-	var bird = new Bird1();
-	bird.x = Math.random() * 2048;
-	bird.y = -bird.height;
-	bird.speed = 1 + Math.random() * 0.6;
-	bird.lastIntersecting = false;
-	bird.type = 'Bird1';
-	bird.color = 0x746130;
-	LK.setTimeout(function () {
-		game.addChild(bird);
-		var bird1ChildIndex = 5;
-		game.setChildIndex(bird, bird1ChildIndex);
-		birds.push(bird);
-	}, 2000);
+	var bird = EntityManager.spawn('bird1');
+	game.layers.birds.addChild(bird);
 }
 function spawnBird2() {
-	var bird = new Bird2();
-	bird.y = Math.random() * 2732;
-	bird.x = Math.random() < 0.5 ? 0 : 2048;
-	bird.speed = 1 + Math.random() * 0.6;
-	bird.lastIntersecting = false;
-	bird.type = 'Bird2';
-	bird.color = 0xFFFFFF;
-	LK.setTimeout(function () {
-		game.addChild(bird);
-		var bird2ChildIndex = game.getChildIndex(tree) + 1;
-		game.setChildIndex(bird, bird2ChildIndex);
-		birds.push(bird);
-	}, 2000);
+	var bird = EntityManager.spawn('bird2');
+	game.layers.birds.addChild(bird);
 }
 spawnBird1();
 spawnBird2();
+spawnBird2();
+// Start UFO 3 seconds after game loads
 var ufoTimer = LK.setTimeout(function () {
-	addUFO();
-}, Math.random() * 10000 + 20000);
-game.update = function () {
+	GameState.ufo = new UFO();
+	game.layers.enemies.addChild(GameState.ufo);
+}, 3000);
+// Function to handle UFO reappearance logic
+function handleUFOReappearance() {
+	if (!ufo) {
+		LK.setTimeout(function () {
+			ufo = addUFO();
+		}, Math.random() * 10000 + 20000);
+	}
+}
+// Function to handle jet reappearance logic
+var jetTimer;
+function handleJetReappearance() {
+	try {
+		jetTimer = LK.setTimeout(function () {
+			var jet = new Jet();
+			jet.x = Math.random() < 0.5 ? 2048 + jet.width / 2 : -jet.width / 2;
+			jet.y = Math.random() * (2732 / 2 - jet.height);
+			// Add to appropriate layer based on direction
+			if (jet.x < 1024) {
+				game.layers.jetLeft.addChild(jet);
+			} else {
+				game.layers.jetRight.addChild(jet);
+			}
+			game.jet = jet;
+			if (!game.jetSoundPlayed) {
+				playSoundEffect('jetSound', 'play', 0.3, true);
+				game.jetSoundPlayed = true;
+			}
+		}, Math.random() * 5000 + 5000);
+	} catch (error) {
+		console.error('Error in handleJetReappearance:', error);
+	}
+}
+// Initialize a timer to add a Jet at a random time between 5 and 10 seconds
+// Initial interval for Jet appearances 5-10 seconds after page load
+// Initialize enemy movement systems
+function initEnemyMovement(enemy) {
+	if (enemy instanceof Bird1) {
+		enemy.movementSystem = new BirdMovement(enemy, enemy.graphics, 'bird1');
+	}
+	if (enemy instanceof Bird2) {
+		enemy.movementSystem = new BirdMovement(enemy, enemy.graphics, 'bird2');
+	}
+	if (enemy instanceof UFO) {
+		enemy.movementSystem = new UFOMovement(enemy, enemy.graphics);
+	}
+}
+function gameTick() {
+	try {
+		updateClouds();
+		updateEnemies();
+		updateLasers();
+		checkInteractions();
+		requestAnimationFrame(gameTick);
+	} catch (error) {
+		console.error('Error in game tick:', error);
+		requestAnimationFrame(gameTick);
+	}
+}
+function updateClouds() {
+	// Update existing clouds
 	for (var i = 0; i < clouds.length; i++) {
 		clouds[i].update();
 	}
-	if (ufo) {
-		ufo.customUpdate();
-		game.children.forEach(function (child) {
-			if (child instanceof Laser) {
-				child.update();
-				birds.forEach(function (bird) {
-					if (!child.lastIntersecting && child.intersects(bird)) {
-						if (bird instanceof Bird1) {
-							score += 5;
-						} else if (bird instanceof Bird2) {
-							score += 1;
-						}
-						scoreDisplay.updateScore(score);
-						bird.destroy();
-						birds.splice(birds.indexOf(bird), 1);
-						child.destroy();
-					}
-					child.lastIntersecting = birds.some(function (bird) {
-						return child.intersects(bird);
-					});
-				});
-				if (ufo && !child.lastIntersecting && child.intersects(ufo)) {
-					score += 25;
-					score.updateScore(score);
-					child.destroy();
-				}
-				child.lastIntersecting = birds.some(function (bird) {
-					return child.intersects(bird);
-				}) || ufo && child.intersects(ufo);
+	// Ensure minimum cloud count
+	while (clouds.length < 3) {
+		var cloud = new Cloud();
+		cloud.x = Math.random() * 2048;
+		cloud.y = Math.random() * (2732 / 2);
+		clouds.push(cloud);
+		game.layers.clouds.addChild(cloud);
+	}
+}
+function updateEnemies() {
+	var enemies = game.layers.enemies.children;
+	var screenWidth = 2048;
+	var screenHeight = 2732;
+	enemies.forEach(function (enemy) {
+		if (!enemy || !enemy.update) {
+			return;
+		}
+		enemy.update();
+		if (enemy instanceof Bird1 || enemy instanceof Bird2) {
+			handleBirdCollisions(enemy, enemies);
+			handleBirdRespawn(enemy, screenWidth, screenHeight);
+		}
+	});
+}
+function handleBirdCollisions(bird, enemies) {
+	if (!bird.lastIntersecting) {
+		enemies.forEach(function (otherEnemy) {
+			if (bird === otherEnemy || !(otherEnemy instanceof Bird1 || otherEnemy instanceof Bird2)) {
+				return;
 			}
+			if (bird.intersects(otherEnemy)) {
+				var dx = bird.x - otherEnemy.x;
+				var dy = bird.y - otherEnemy.y;
+				var distance = Math.sqrt(dx * dx + dy * dy) || 1;
+				var bounceFactor = 5;
+				bird.x += dx / distance * bounceFactor;
+				bird.y += dy / distance * bounceFactor;
+				otherEnemy.x -= dx / distance * bounceFactor;
+				otherEnemy.y -= dy / distance * bounceFactor;
+				bird.lastIntersecting = true;
+				otherEnemy.lastIntersecting = true;
+			}
 		});
-		if (ufo.lastX <= 2048 + ufo.width / 2 && ufo.x > 2048 + ufo.width / 2 || ufo.lastX >= -ufo.width / 2 && ufo.x < -ufo.width / 2) {
-			ufo.destroy();
-			ufo = null;
-			ufoTimer = LK.setTimeout(function () {
-				ufo = addUFO();
-			}, Math.random() * 20000 + 30000);
+	}
+	bird.lastIntersecting = enemies.some(function (otherEnemy) {
+		return bird !== otherEnemy && bird.intersects(otherEnemy);
+	});
+}
+function handleBirdRespawn(bird, screenWidth, screenHeight) {
+	if (bird.lastY <= screenHeight && bird.y > screenHeight) {
+		bird.y = -bird.height;
+		bird.x = Math.random() * screenWidth;
+		bird.speed = 1 + Math.random() * 0.6;
+	}
+}
+function updateLasers() {
+	if (!game.layers.laser) {
+		return;
+	}
+	game.layers.laser.children.forEach(function (laser) {
+		if (laser && typeof laser.update === 'function') {
+			laser.update();
+		}
+	});
+}
+// Start the game loop
+requestAnimationFrame(gameTick);
+// Note: Tree, stack1, grassBack, grassFront and mirror are already added to their respective layers earlier in the code
+// This section is redundant and can be removed as it causes duplicate rendering
+// SoundManager is already defined earlier in the code
+// This is a helper function that uses the SoundManager
+function playSoundEffect(soundName) {
+	var action = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'play';
+	var volume = arguments.length > 2 ? arguments[2] : undefined;
+	var loops = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
+	var effectVolume = volume || GAME_SOUND_VOLUMES[soundName] || 1;
+	if (action === 'play') {
+		SoundManager.play(soundName, {
+			volume: effectVolume,
+			loops: loops
+		});
+	} else if (action === 'stop') {
+		SoundManager.stop(soundName);
+	}
+}
+// Initialize sound system
+SoundManager.init();
+// Initialize cat instance
+GameState.cat = new Cat();
+GameState.cat.x = 2048 / 2;
+GameState.cat.y = 2732 - 100;
+game.layers.cat.addChild(GameState.cat);
+var AudioSystem = {
+	_initialized: false,
+	_bgmPlaying: false,
+	init: function init() {
+		var _this5 = this;
+		return _asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee() {
+			return _regeneratorRuntime().wrap(function _callee$(_context) {
+				while (1) {
+					switch (_context.prev = _context.next) {
+						case 0:
+							if (!_this5._initialized) {
+								_context.next = 5;
+								break;
+							}
+							return _context.abrupt("return");
+						case 5:
+							_context.prev = 6;
+							_context.next = 10;
+							return Promise.all([_this5._initBackgroundMusic(), _this5._initAmbientSounds()]);
+						case 10:
+							_this5._initialized = true;
+							_context.next = 18;
+							break;
+						case 14:
+							_context.prev = 14;
+							_context.t0 = _context["catch"](6);
+							console.error('Failed to initialize audio system:', _context.t0);
+						case 18:
+						case "end":
+							return _context.stop();
+					}
+				}
+			}, _callee, null, [[6, 14]]);
+		}))();
+	},
+	_initBackgroundMusic: function _initBackgroundMusic() {
+		var _this6 = this;
+		return _asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee2() {
+			var bgm;
+			return _regeneratorRuntime().wrap(function _callee2$(_context2) {
+				while (1) {
+					switch (_context2.prev = _context2.next) {
+						case 0:
+							bgm = LK.getSound('bgm1');
+							if (bgm) {
+								_context2.next = 7;
+								break;
+							}
+							return _context2.abrupt("return");
+						case 7:
+							bgm.volume = GAME_SOUND_VOLUMES.bgm1 || 0.1;
+							bgm.loop = true;
+							// Start background music
+							_this6._bgmPlaying = true;
+							_context2.next = 16;
+							return bgm.play();
+						case 16:
+						case "end":
+							return _context2.stop();
+					}
+				}
+			}, _callee2);
+		}))();
+	},
+	_initAmbientSounds: function _initAmbientSounds() {
+		return _asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee3() {
+			var ambientSounds, _i, _ambientSounds, soundName, sound;
+			return _regeneratorRuntime().wrap(function _callee3$(_context3) {
+				while (1) {
+					switch (_context3.prev = _context3.next) {
+						case 0:
+							ambientSounds = ['breeze1', 'cricket1', 'frog1', 'songbird1'];
+							_i = 0, _ambientSounds = ambientSounds;
+						case 5:
+							if (!(_i < _ambientSounds.length)) {
+								_context3.next = 25;
+								break;
+							}
+							soundName = _ambientSounds[_i];
+							sound = LK.getSound(soundName);
+							if (sound) {
+								_context3.next = 15;
+								break;
+							}
+							return _context3.abrupt("continue", 22);
+						case 15:
+							sound.volume = GAME_SOUND_VOLUMES[soundName] || 0.1;
+							sound.loop = true;
+							_context3.next = 22;
+							return sound.play();
+						case 22:
+							_i++;
+							_context3.next = 5;
+							break;
+						case 25:
+						case "end":
+							return _context3.stop();
+					}
+				}
+			}, _callee3);
+		}))();
+	},
+	toggleBackgroundMusic: function toggleBackgroundMusic() {
+		var bgm = LK.getSound('bgm1');
+		if (!bgm) {
+			return;
+		}
+		if (this._bgmPlaying) {
+			bgm.stop();
 		} else {
-			storage.lastX = ufo.x;
+			bgm.play();
 		}
+		this._bgmPlaying = !this._bgmPlaying;
 	}
 };
-var tree = game.addChild(new Tree());
-tree.x = 2048 / 2 + 500;
-tree.y = 2765;
-var treeChildIndex = Math.min(7, game.children.length - 1);
-game.setChildIndex(tree, treeChildIndex);
-var grass = new Grass();
-grass.x = 1020;
-grass.y = 2735;
-game.addChild(grass);
-var grassChildIndex = Math.min(9, game.getChildIndex(tree) - 1);
-game.setChildIndex(grass, grassChildIndex);
-var grass2 = new Grass2();
-grass2.x = 1020;
-grass2.y = 2735;
-game.addChild(grass2);
-var grass2ChildIndex = game.getChildIndex(tree) + 1;
-game.setChildIndex(grass2, grass2ChildIndex);
-var scoreDisplay = new ScoreDisplay();
-scoreDisplay.x = 2048 / 2 + 520;
-scoreDisplay.y = 2732 - 185;
-game.addChild(scoreDisplay);
-game.setChildIndex(scoreDisplay, game.getChildIndex(tree) + 1);
-var cat = game.addChild(new Cat());
-cat.x = 200;
-cat.y = 2732;
-var catChildIndex = Math.min(10, game.children.length - 1);
-game.setChildIndex(cat, catChildIndex);
-LK.playMusic('bgm1', {
-	loop: false,
-	fade: {
-		start: 0,
-		end: 0.02,
-		duration: 4000
+// Initialize audio system
+AudioSystem.init();
+/** 
+* Check for interactions between game entities
+*/ 
+var CollisionSystem = {
+	handleLaserCollision: function handleLaserCollision(laser, enemy) {
+		if (!(laser !== null && laser !== void 0 && laser.intersects) || !(enemy !== null && enemy !== void 0 && enemy.intersects) || !laser.intersects(enemy)) {
+			return false;
+		}
+		try {
+			var destroyed = enemy.handleLaserCollision ? enemy.handleLaserCollision(laser) : function () {
+				EntityManager.cleanup(enemy);
+				EntityManager.cleanup(laser);
+				return true;
+			}();
+			if (destroyed) {
+				var _enemy$getScoreValue, _GameState$scoreDispl, _GameState$scoreDispl2;
+				var points = ((_enemy$getScoreValue = enemy.getScoreValue) === null || _enemy$getScoreValue === void 0 ? void 0 : _enemy$getScoreValue.call(enemy)) || enemy.scoreValue || 5;
+				GameState.score += points;
+				(_GameState$scoreDispl = GameState.scoreDisplay) === null || _GameState$scoreDispl === void 0 || (_GameState$scoreDispl2 = _GameState$scoreDispl.updateScore) === null || _GameState$scoreDispl2 === void 0 || _GameState$scoreDispl2.call(_GameState$scoreDispl, GameState.score);
+				return true;
+			}
+		} catch (error) {
+			console.error('Error handling laser collision:', error);
+		}
+		return false;
 	},
-	onEnd: function onEnd() {
-		LK.setTimeout(function () {
-			LK.playMusic('bgm1', {
-				loop: false,
-				fade: {
-					start: 0,
-					end: 0.5,
-					duration: 4000
-				},
-				onEnd: onEnd
+	handleUFOCollision: function handleUFOCollision(ufo, enemy) {
+		if (!(ufo !== null && ufo !== void 0 && ufo.intersects) || !(enemy !== null && enemy !== void 0 && enemy.intersects) || enemy === ufo || !ufo.intersects(enemy)) {
+			return;
+		}
+		try {
+			EntityManager.cleanup(enemy);
+			SoundManager.play('electro');
+		} catch (error) {
+			console.error('Error handling UFO collision:', error);
+		}
+	},
+	checkCollisions: function checkCollisions() {
+		try {
+			var _game$layers$enemies, _game$layers$laser;
+			var enemies = ((_game$layers$enemies = game.layers.enemies) === null || _game$layers$enemies === void 0 ? void 0 : _game$layers$enemies.children) || [];
+			var lasers = ((_game$layers$laser = game.layers.laser) === null || _game$layers$laser === void 0 ? void 0 : _game$layers$laser.children) || [];
+			// Process laser collisions
+			var _iterator6 = _createForOfIteratorHelper(lasers),
+				_step6;
+			try {
+				for (_iterator6.s(); !(_step6 = _iterator6.n()).done;) {
+					var laser = _step6.value;
+					if (!laser || laser._destroyed) {
+						continue;
+					}
+					var _iterator8 = _createForOfIteratorHelper(enemies),
+						_step8;
+					try {
+						for (_iterator8.s(); !(_step8 = _iterator8.n()).done;) {
+							var enemy = _step8.value;
+							if (!enemy || enemy._destroyed) {
+								continue;
+							}
+							if (this.handleLaserCollision(laser, enemy)) {
+								break;
+							}
+						}
+					} catch (err) {
+						_iterator8.e(err);
+					} finally {
+						_iterator8.f();
+					}
+				}
+				// Process UFO collisions
+			} catch (err) {
+				_iterator6.e(err);
+			} finally {
+				_iterator6.f();
+			}
+			var ufo = enemies.find(function (child) {
+				return child instanceof UFO && !child._destroyed;
 			});
-		}, Math.random() * 30000 + 20000);
-	}
-});
-var wingsTimer = LK.setTimeout(function () {
-	LK.getSound('wings1').play();
-	wingsTimer = LK.setTimeout(arguments.callee, Math.random() * 20000 + 10000);
-}, Math.random() * 20000 + 10000);
-var sounds = ['cricket1', 'frog1', 'wings1', 'songbird1'];
-var currentAmbientSound = null;
-sounds.forEach(function (soundId) {
-	var sound = LK.getSound(soundId);
-	var ambientSoundTimer = LK.setTimeout(function () {
-		if (currentAmbientSound) {
-			currentAmbientSound.stop();
+			if (ufo) {
+				var _iterator7 = _createForOfIteratorHelper(enemies),
+					_step7;
+				try {
+					for (_iterator7.s(); !(_step7 = _iterator7.n()).done;) {
+						var enemy = _step7.value;
+						if (!enemy || enemy._destroyed || enemy === ufo) {
+							continue;
+						}
+						this.handleUFOCollision(ufo, enemy);
+					}
+				} catch (err) {
+					_iterator7.e(err);
+				} finally {
+					_iterator7.f();
+				}
+			}
+		} catch (error) {
+			console.error('Error in checkCollisions:', error);
 		}
-		sound.play();
-		currentAmbientSound = sound;
-		LK.setTimeout(function () {
-			currentAmbientSound = null;
-		}, sound.duration * 1000);
-		ambientSoundTimer = LK.setTimeout(arguments.callee, Math.random() * 20000 + 30000 + 5000);
-	}, Math.random() * 20000 + 30000);
-});
-game.down = function (x, y, obj) {
-	if (!game.reticle) {
-		game.reticle = game.addChild(new Reticle());
-		var reticleChildIndex = 1;
-		game.setChildIndex(game.reticle, reticleChildIndex);
 	}
-	game.reticle.x = x;
-	game.reticle.y = y;
-	var laser = new Laser(cat.x, cat.y - 430, x, y);
-	game.addChild(laser);
-	var laserChildIndex = Math.min(game.getChildIndex(game.reticle) + 2, game.children.length - 1);
-	game.setChildIndex(laser, laserChildIndex);
 };
-game.move = function (x, y, obj) {
-	if (!game.reticle) {
-		game.reticle = game.addChild(new Reticle());
+function checkInteractions() {
+	CollisionSystem.checkCollisions();
+}
+/*****
+* Utility Functions
+****/ 
+/** 
+* Simple movement update function that works with the consolidated movement system
+* This is kept for backward compatibility with existing code that uses it
+*/ 
+function updateMovement(obj, params) {
+	try {
+		if (!obj || !params) {
+			console.error('Invalid parameters for updateMovement');
+			return;
+		}
+		// If the object already has a movement system applied, use that
+		if (typeof obj.update === 'function' && obj.speed !== undefined) {
+			obj.speed = params.speed || obj.speed;
+			obj.direction = params.direction || obj.direction;
+			return;
+		}
+		// Otherwise apply simple movement
+		obj.x += (params.speed || 1) * (params.direction || 1);
+		if (params.boundaryCheck) {
+			handleScreenBoundaries(obj, params.boundaryWidth);
+		}
+		// Store last position for next update
+		obj.lastX = obj.x;
+		obj.lastY = obj.y;
+	} catch (error) {
+		console.error('Error in updateMovement:', error);
 	}
-	if (obj.event) {
-		var x = obj.event.x;
-		var y = obj.event.y;
+}
+function updateDirection(obj, graphics, rightAsset, leftAsset) {
+	graphics.texture = LK.getAsset(obj.lastX < obj.x ? rightAsset : leftAsset, {}).texture;
+}
+function handleScreenBoundaries(obj, screenWidth) {
+	if (obj.lastX <= screenWidth + obj.width / 2 && obj.x > screenWidth + obj.width / 2) {
+		obj.x = -obj.width / 2;
+	} else if (obj.lastX >= -obj.width / 2 && obj.x < -obj.width / 2) {
+		obj.x = screenWidth + obj.width / 2;
 	}
-	game.reticle.x = x;
-	game.reticle.y = y;
-};
-function startPulsating(target) {
-	function pulsate() {
-		tween(target, {
-			scaleX: 1.1,
-			scaleY: 1.1
+}
+function handleCollisions(obj, others, collisionHandler) {
+	others.forEach(function (other) {
+		if (other !== obj && obj.intersects(other)) {
+			collisionHandler(obj, other);
+		}
+	});
+}
+function handleSunInteraction(obj, sun, enterHandler, exitHandler) {
+	var intersecting = obj.intersects(sun);
+	if (!obj.lastIntersecting && intersecting) {
+		enterHandler(obj);
+	} else if (obj.lastIntersecting && !intersecting) {
+		exitHandler(obj);
+	}
+	obj.lastIntersecting = intersecting;
+}
+function handleDestruction(obj, sounds) {
+	if (!obj) {
+		return;
+	}
+	if (obj.x > 2048 + obj.width / 2 || obj.x < -obj.width / 2) {
+		if (Array.isArray(sounds)) {
+			sounds.forEach(function (sound) {
+				return SoundManager.stop(sound);
+			});
+		}
+		if (typeof obj.destroy === 'function') {
+			obj.destroy();
+		}
+	}
+}
+// Updated Cloud update method
+self.cloud.update = function () {
+	updateMovement(this, {
+		speed: this.speed,
+		direction: this.direction,
+		boundaryCheck: true,
+		boundaryWidth: 2048
+	});
+	handleCollisions(this, clouds, function (cloud, other) {
+		if (!cloud.hasAccelerated) {
+			cloud.speed *= 1.5;
+			cloud.hasAccelerated = true;
+		}
+	});
+	handleSunInteraction(this, sun, function (cloud) {
+		cloud.speed *= 2;
+		tween(cloud.cloudGraphics, {
+			alpha: 0.5
 		}, {
-			duration: 444,
-			easing: tween.easeInOut,
-			onFinish: function onFinish() {
-				tween(target, {
-					scaleX: 1.0,
-					scaleY: 1.0
-				}, {
-					duration: 444,
-					easing: tween.easeInOut,
-					onFinish: pulsate
-				});
-			}
+			duration: 3000
 		});
-	}
-	pulsate();
-}
\ No newline at end of file
+	}, function (cloud) {
+		cloud.speed /= 2;
+		tween(cloud.cloudGraphics, {
+			alpha: 1.0
+		}, {
+			duration: 3000
+		});
+	});
+	this.lastX = this.x;
+};
+// Updated Jet update method
+self.update = function () {
+	updateMovement(this, {
+		speed: this.speed,
+		direction: this.direction
+	});
+	updateDirection(this, jetGraphics, 'jet-right', 'jet-left');
+	handleDestruction(this, ['jetSound']);
+};
\ No newline at end of file