/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000000
});

/**** 
* Game Code
****/ 
// --- Global Variables ---
/** 
* Cat Defender - Idle Game
* 
* A game where cats automatically defend against incoming birds and UFOs.
* Features idle point accumulation, upgrades, and progressive difficulty.
*/ 
function _toConsumableArray(r) {
	return _arrayWithoutHoles(r) || _iterableToArray(r) || _unsupportedIterableToArray(r) || _nonIterableSpread();
}
function _nonIterableSpread() {
	throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
function _iterableToArray(r) {
	if ("undefined" != typeof Symbol && null != r[Symbol.iterator] || null != r["@@iterator"]) {
		return Array.from(r);
	}
}
function _arrayWithoutHoles(r) {
	if (Array.isArray(r)) {
		return _arrayLikeToArray(r);
	}
}
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 _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 _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);
}
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 _classCallCheck(a, n) {
	if (!(a instanceof n)) {
		throw new TypeError("Cannot call a class as a function");
	}
}
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);
}
var cats = [];
var kittens = [];
var birds = [];
var ufos = [];
var clouds = [];
var powerUps = [];
var sparkles = [];
// Game State Variables
var score = 0;
var level = 1;
var multiplier = 1.0; // Starts at 1.0, increases by 0.1 per level
var idlePoints = 0;
var enemiesDefeated = 0;
var lastUpdateTime = Date.now();
var idlePointsLastCalculated = Date.now();
// Game Constants
var ENEMIES_PER_LEVEL = 10;
var BASE_IDLE_POINTS_RATE = 0.5; // Points per cat per second
var BIRD_POINTS = 10;
var UFO_POINTS = 20;
var BIRD_SPAWN_INTERVAL = 2000; // ms
var UFO_SPAWN_INTERVAL = 15000; // ms
var MAX_BIRDS = 10;
var MAX_UFOS = 3;
var CLOUD_SPAWN_INTERVAL = 5000; // ms
var MAX_CLOUDS = 8;
// Timers
var birdSpawnTimer = 0;
var ufoSpawnTimer = 0;
var cloudSpawnTimer = 0;
// --- Utility Functions ---
function distance(x1, y1, x2, y2) {
	var dx = x1 - x2;
	var dy = y1 - y2;
	return Math.sqrt(dx * dx + dy * dy);
}
// --- Game Classes ---
/** 
* Base class for game entities
*/ 
var GameObject = /*#__PURE__*/function () {
	function GameObject(x, y, width, height, assetId) {
		_classCallCheck(this, GameObject);
		this.x = x;
		this.y = y;
		this.width = width;
		this.height = height;
		this.assetId = assetId;
		this.active = true;
	}
	return _createClass(GameObject, [{
		key: "update",
		value: function update(deltaTime) {
			// Override in subclasses
		}
	}, {
		key: "render",
		value: function render() {
			if (!this.active) {
				return;
			}
			// Draw the sprite
			LK.drawImage(this.assetId, this.x, this.y, this.width, this.height);
		}
	}, {
		key: "isColliding",
		value: function isColliding(other) {
			return this.x < other.x + other.width && this.x + this.width > other.x && this.y < other.y + other.height && this.y + this.height > other.y;
		}
	}]);
}();
/** 
* Base class for defenders (Cats and Kittens)
*/ 
var Defender = /*#__PURE__*/function (_GameObject) {
	function Defender(x, y, width, height, assetId, attackRange, attackCooldown, attackDamage, moveSpeed) {
		var _this;
		_classCallCheck(this, Defender);
		_this = _callSuper(this, Defender, [x, y, width, height, assetId]);
		_this.attackRange = attackRange;
		_this.attackCooldown = attackCooldown;
		_this.attackDamage = attackDamage;
		_this.moveSpeed = moveSpeed;
		_this.attackTimer = 0;
		_this.target = null;
		return _this;
	}
	_inherits(Defender, _GameObject);
	return _createClass(Defender, [{
		key: "update",
		value: function update(deltaTime) {
			if (!this.active) {
				return;
			}
			// Handle attack cooldown
			if (this.attackTimer > 0) {
				this.attackTimer -= deltaTime;
			}
			// Find target if none exists
			if (!this.target || !this.target.active) {
				this.findTarget();
			}
			// Move towards target or attack
			if (this.target) {
				var dist = distance(this.x + this.width / 2, this.y + this.height / 2, this.target.x + this.target.width / 2, this.target.y + this.target.height / 2);
				if (dist <= this.attackRange) {
					this.attack();
				} else {
					this.moveTowardsTarget(deltaTime);
				}
			}
		}
	}, {
		key: "findTarget",
		value: function findTarget() {
			// Find closest enemy
			var closestDist = Infinity;
			var closest = null;
			// Check birds first
			var _iterator = _createForOfIteratorHelper(birds),
				_step;
			try {
				for (_iterator.s(); !(_step = _iterator.n()).done;) {
					var bird = _step.value;
					if (!bird.active) {
						continue;
					}
					var dist = distance(this.x + this.width / 2, this.y + this.height / 2, bird.x + bird.width / 2, bird.y + bird.height / 2);
					if (dist < closestDist) {
						closestDist = dist;
						closest = bird;
					}
				}
				// Check UFOs if no birds found or if this is a kitten (kittens prefer UFOs)
			} catch (err) {
				_iterator.e(err);
			} finally {
				_iterator.f();
			}
			if ((!closest || this instanceof Kitten) && ufos.length > 0) {
				var _iterator2 = _createForOfIteratorHelper(ufos),
					_step2;
				try {
					for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
						var ufo = _step2.value;
						if (!ufo.active) {
							continue;
						}
						var dist = distance(this.x + this.width / 2, this.y + this.height / 2, ufo.x + ufo.width / 2, ufo.y + ufo.height / 2);
						if (dist < closestDist) {
							closestDist = dist;
							closest = ufo;
						}
					}
				} catch (err) {
					_iterator2.e(err);
				} finally {
					_iterator2.f();
				}
			}
			this.target = closest;
		}
	}, {
		key: "moveTowardsTarget",
		value: function moveTowardsTarget(deltaTime) {
			if (!this.target) {
				return;
			}
			var targetX = this.target.x + this.target.width / 2;
			var targetY = this.target.y + this.target.height / 2;
			var dx = targetX - (this.x + this.width / 2);
			var dy = targetY - (this.y + this.height / 2);
			var dist = Math.sqrt(dx * dx + dy * dy);
			if (dist > 0) {
				var moveX = dx / dist * this.moveSpeed * deltaTime;
				var moveY = dy / dist * this.moveSpeed * deltaTime;
				this.x += moveX;
				this.y += moveY;
			}
		}
	}, {
		key: "attack",
		value: function attack() {
			if (this.attackTimer <= 0 && this.target && this.target.active) {
				this.target.takeDamage(this.attackDamage);
				this.attackTimer = this.attackCooldown;
				// Create attack effect
				createSparkle(this.target.x + this.target.width / 2, this.target.y + this.target.height / 2, 'attack');
			}
		}
	}]);
}(GameObject);
/** 
* Cat Class - Standard defender
*/ 
var Cat = /*#__PURE__*/function (_Defender) {
	function Cat(x, y) {
		_classCallCheck(this, Cat);
		return _callSuper(this, Cat, [x, y, 64, 64, 'cat', 100, 1.0, 2, 2]);
	}
	_inherits(Cat, _Defender);
	return _createClass(Cat);
}(Defender);
/** 
* Kitten Class - Faster but weaker defender
*/ 
var Kitten = /*#__PURE__*/function (_Defender2) {
	function Kitten(x, y) {
		_classCallCheck(this, Kitten);
		return _callSuper(this, Kitten, [x, y, 48, 48, 'kitten', 60, 0.5, 1, 3]);
	}
	_inherits(Kitten, _Defender2);
	return _createClass(Kitten);
}(Defender);
/** 
* Enemy base class
*/ 
var Enemy = /*#__PURE__*/function (_GameObject2) {
	function Enemy(x, y, width, height, assetId, health, speed, pointValue) {
		var _this2;
		_classCallCheck(this, Enemy);
		_this2 = _callSuper(this, Enemy, [x, y, width, height, assetId]);
		_this2.health = health;
		_this2.maxHealth = health;
		_this2.speed = speed;
		_this2.pointValue = pointValue;
		_this2.targetX = LK.canvas.width / 2;
		_this2.targetY = LK.canvas.height / 2;
		return _this2;
	}
	_inherits(Enemy, _GameObject2);
	return _createClass(Enemy, [{
		key: "update",
		value: function update(deltaTime) {
			if (!this.active) {
				return;
			}
			// Move towards center
			var dx = this.targetX - (this.x + this.width / 2);
			var dy = this.targetY - (this.y + this.height / 2);
			var dist = Math.sqrt(dx * dx + dy * dy);
			if (dist > 10) {
				// Not too close to center
				var moveX = dx / dist * this.speed * deltaTime;
				var moveY = dy / dist * this.speed * deltaTime;
				this.x += moveX;
				this.y += moveY;
			} else {
				// Reached center, remove
				this.active = false;
			}
		}
	}, {
		key: "takeDamage",
		value: function takeDamage(amount) {
			this.health -= amount;
			if (this.health <= 0) {
				this.defeat();
			}
		}
	}, {
		key: "defeat",
		value: function defeat() {
			this.active = false;
			// Add points
			var pointsEarned = this.pointValue * multiplier;
			score += pointsEarned;
			enemiesDefeated++;
			// Check for level up
			if (enemiesDefeated >= ENEMIES_PER_LEVEL) {
				levelUp();
			}
			// Create sparkles
			for (var i = 0; i < 5; i++) {
				createSparkle(this.x + Math.random() * this.width, this.y + Math.random() * this.height, 'defeat');
			}
			// Chance to spawn power-up
			if (Math.random() < 0.2) {
				// 20% chance
				spawnPowerUp(this.x, this.y);
			}
		}
	}, {
		key: "render",
		value: function render() {
			_superPropGet(Enemy, "render", this, 3)([]);
			// Draw health bar
			var healthPercent = this.health / this.maxHealth;
			var barWidth = this.width * 0.8;
			var barHeight = 5;
			var barX = this.x + (this.width - barWidth) / 2;
			var barY = this.y - 10;
			// Background
			LK.setFillStyle('rgba(0,0,0,0.5)');
			LK.fillRect(barX, barY, barWidth, barHeight);
			// Health
			LK.setFillStyle('rgba(255,50,50,0.8)');
			LK.fillRect(barX, barY, barWidth * healthPercent, barHeight);
		}
	}]);
}(GameObject);
/** 
* Bird Class - Standard enemy
*/ 
var Bird = /*#__PURE__*/function (_Enemy) {
	function Bird() {
		_classCallCheck(this, Bird);
		// Random position at edge of screen
		var side = Math.floor(Math.random() * 4);
		var x, y;
		switch (side) {
			case 0:
				// Top
				x = Math.random() * LK.canvas.width;
				y = -50;
				break;
			case 1:
				// Right
				x = LK.canvas.width + 50;
				y = Math.random() * LK.canvas.height;
				break;
			case 2:
				// Bottom
				x = Math.random() * LK.canvas.width;
				y = LK.canvas.height + 50;
				break;
			case 3:
				// Left
				x = -50;
				y = Math.random() * LK.canvas.height;
				break;
		}
		return _callSuper(this, Bird, [x, y, 32, 32, 'bird', 3, 50, BIRD_POINTS]);
	}
	_inherits(Bird, _Enemy);
	return _createClass(Bird);
}(Enemy);
/** 
* UFO Class - Rare, stronger enemy
*/ 
var UFO = /*#__PURE__*/function (_Enemy2) {
	function UFO() {
		_classCallCheck(this, UFO);
		// Random position at edge of screen
		var side = Math.floor(Math.random() * 4);
		var x, y;
		switch (side) {
			case 0:
				// Top
				x = Math.random() * LK.canvas.width;
				y = -50;
				break;
			case 1:
				// Right
				x = LK.canvas.width + 50;
				y = Math.random() * LK.canvas.height;
				break;
			case 2:
				// Bottom
				x = Math.random() * LK.canvas.width;
				y = LK.canvas.height + 50;
				break;
			case 3:
				// Left
				x = -50;
				y = Math.random() * LK.canvas.height;
				break;
		}
		return _callSuper(this, UFO, [x, y, 64, 32, 'ufo', 10, 30, UFO_POINTS]);
	}
	_inherits(UFO, _Enemy2);
	return _createClass(UFO);
}(Enemy);
/** 
* PowerUp Class - Temporary boosts for defenders
*/ 
var PowerUp = /*#__PURE__*/function (_GameObject3) {
	function PowerUp(x, y) {
		var _this3;
		_classCallCheck(this, PowerUp);
		_this3 = _callSuper(this, PowerUp, [x, y, 30, 30, 'powerup']);
		// Define possible power-up types and their effects
		_this3.effects = {
			damage: {
				color: '#ff5555',
				duration: 10,
				multiplier: 2
			},
			speed: {
				color: '#55ff55',
				duration: 15,
				multiplier: 1.5
			},
			range: {
				color: '#5555ff',
				duration: 12,
				multiplier: 1.5
			},
			multi: {
				color: '#ffaa55',
				duration: 8,
				multiplier: 1
			},
			chain: {
				color: '#55ffff',
				duration: 10,
				multiplier: 1
			},
			shield: {
				color: '#aaaaff',
				duration: 20,
				multiplier: 1
			},
			heal: {
				color: '#ff55ff',
				duration: 0,
				multiplier: 1
			},
			time: {
				color: '#ffff55',
				duration: 5,
				multiplier: 0.5
			}
		};
		// Select random type
		var types = Object.keys(_this3.effects);
		_this3.type = types[Math.floor(Math.random() * types.length)];
		// Set duration
		_this3.duration = 10; // seconds
		_this3.lifespan = 10; // seconds before disappearing if not collected
		return _this3;
	}
	_inherits(PowerUp, _GameObject3);
	return _createClass(PowerUp, [{
		key: "update",
		value: function update(deltaTime) {
			if (!this.active) {
				return;
			}
			// Decrease lifespan
			this.lifespan -= deltaTime;
			if (this.lifespan <= 0) {
				this.active = false;
				return;
			}
			// Check for collision with defenders
			for (var _i = 0, _cats = cats; _i < _cats.length; _i++) {
				var cat = _cats[_i];
				if (this.isColliding(cat)) {
					this.applyEffect(cat);
					this.active = false;
					return;
				}
			}
			for (var _i2 = 0, _kittens = kittens; _i2 < _kittens.length; _i2++) {
				var kitten = _kittens[_i2];
				if (this.isColliding(kitten)) {
					this.applyEffect(kitten);
					this.active = false;
					return;
				}
			}
			// Floating animation
			this.y += Math.sin(Date.now() / 200) * 0.5;
		}
	}, {
		key: "applyEffect",
		value: function applyEffect(defender) {
			var _this4 = this;
			// Apply effect based on type
			switch (this.type) {
				case 'damage':
					defender.attackDamage *= this.effects.damage.multiplier;
					setTimeout(function () {
						defender.attackDamage /= _this4.effects.damage.multiplier;
					}, this.effects.damage.duration * 1000);
					break;
				case 'speed':
					defender.moveSpeed *= this.effects.speed.multiplier;
					setTimeout(function () {
						defender.moveSpeed /= _this4.effects.speed.multiplier;
					}, this.effects.speed.duration * 1000);
					break;
				case 'range':
					defender.attackRange *= this.effects.range.multiplier;
					setTimeout(function () {
						defender.attackRange /= _this4.effects.range.multiplier;
					}, this.effects.range.duration * 1000);
					break;
				case 'multi':
					// Create temporary multi-attack effect
					var originalAttack = defender.attack;
					defender.attack = function () {
						if (this.attackTimer <= 0 && this.target && this.target.active) {
							this.target.takeDamage(this.attackDamage);
							// Attack additional enemies
							var count = 0;
							for (var _i3 = 0, _arr = [].concat(_toConsumableArray(birds), _toConsumableArray(ufos)); _i3 < _arr.length; _i3++) {
								var enemy = _arr[_i3];
								if (enemy !== this.target && enemy.active && count < 2) {
									var dist = distance(this.x + this.width / 2, this.y + this.height / 2, enemy.x + enemy.width / 2, enemy.y + enemy.height / 2);
									if (dist <= this.attackRange * 1.5) {
										enemy.takeDamage(this.attackDamage / 2);
										count++;
										// Create attack effect
										createSparkle(enemy.x + enemy.width / 2, enemy.y + enemy.height / 2, 'attack');
									}
								}
							}
							this.attackTimer = this.attackCooldown;
							// Create attack effect
							createSparkle(this.target.x + this.target.width / 2, this.target.y + this.target.height / 2, 'attack');
						}
					};
					setTimeout(function () {
						defender.attack = originalAttack;
					}, this.effects.multi.duration * 1000);
					break;
				case 'chain':
					// Create chain attack effect
					var chainAttack = defender.attack;
					defender.attack = function () {
						if (this.attackTimer <= 0 && this.target && this.target.active) {
							// Initial attack
							this.target.takeDamage(this.attackDamage);
							// Chain to nearby enemies
							var lastEnemy = this.target;
							var chainCount = 0;
							for (var _i4 = 0, _arr2 = [].concat(_toConsumableArray(birds), _toConsumableArray(ufos)); _i4 < _arr2.length; _i4++) {
								var enemy = _arr2[_i4];
								if (enemy !== lastEnemy && enemy.active && chainCount < 3) {
									var dist = distance(lastEnemy.x + lastEnemy.width / 2, lastEnemy.y + lastEnemy.height / 2, enemy.x + enemy.width / 2, enemy.y + enemy.height / 2);
									if (dist <= 100) {
										enemy.takeDamage(this.attackDamage * 0.7);
										chainCount++;
										lastEnemy = enemy;
										// Create chain effect
										createSparkle(enemy.x + enemy.width / 2, enemy.y + enemy.height / 2, 'chain');
									}
								}
							}
							this.attackTimer = this.attackCooldown;
							// Create attack effect
							createSparkle(this.target.x + this.target.width / 2, this.target.y + this.target.height / 2, 'attack');
						}
					};
					setTimeout(function () {
						defender.attack = chainAttack;
					}, this.effects.chain.duration * 1000);
					break;
				case 'shield':
					// Create shield effect
					defender.shielded = true;
					setTimeout(function () {
						defender.shielded = false;
					}, this.effects.shield.duration * 1000);
					break;
				case 'heal':
					// Heal all defenders
					for (var _i5 = 0, _cats2 = cats; _i5 < _cats2.length; _i5++) {
						var cat = _cats2[_i5];
					} // Cats don't have health in this game, but could add temporary invincibility
					for (var _i6 = 0, _kittens2 = kittens; _i6 < _kittens2.length; _i6++) {
						var kitten = _kittens2[_i6];
					} // Kittens don't have health in this game, but could add temporary invincibility
					break;
				case 'time':
					// Slow down all enemies
					var _iterator3 = _createForOfIteratorHelper(birds),
						_step3;
					try {
						for (_iterator3.s(); !(_step3 = _iterator3.n()).done;) {
							var bird = _step3.value;
							if (bird.active) {
								bird.speed *= this.effects.time.multiplier;
							}
						}
					} catch (err) {
						_iterator3.e(err);
					} finally {
						_iterator3.f();
					}
					var _iterator4 = _createForOfIteratorHelper(ufos),
						_step4;
					try {
						for (_iterator4.s(); !(_step4 = _iterator4.n()).done;) {
							var ufo = _step4.value;
							if (ufo.active) {
								ufo.speed *= this.effects.time.multiplier;
							}
						}
					} catch (err) {
						_iterator4.e(err);
					} finally {
						_iterator4.f();
					}
					setTimeout(function () {
						var _iterator5 = _createForOfIteratorHelper(birds),
							_step5;
						try {
							for (_iterator5.s(); !(_step5 = _iterator5.n()).done;) {
								var bird = _step5.value;
								if (bird.active) {
									bird.speed /= _this4.effects.time.multiplier;
								}
							}
						} catch (err) {
							_iterator5.e(err);
						} finally {
							_iterator5.f();
						}
						var _iterator6 = _createForOfIteratorHelper(ufos),
							_step6;
						try {
							for (_iterator6.s(); !(_step6 = _iterator6.n()).done;) {
								var ufo = _step6.value;
								if (ufo.active) {
									ufo.speed /= _this4.effects.time.multiplier;
								}
							}
						} catch (err) {
							_iterator6.e(err);
						} finally {
							_iterator6.f();
						}
					}, this.effects.time.duration * 1000);
					break;
			}
			// Create collection effect
			for (var i = 0; i < 10; i++) {
				createSparkle(this.x + Math.random() * this.width, this.y + Math.random() * this.height, 'powerup');
			}
		}
	}, {
		key: "render",
		value: function render() {
			if (!this.active) {
				return;
			}
			// Draw power-up background
			LK.setFillStyle(this.effects[this.type].color);
			LK.fillRect(this.x, this.y, this.width, this.height);
			// Draw icon
			this.drawPowerUpIcon();
			// Pulsing effect based on remaining lifespan
			if (this.lifespan < 3) {
				var alpha = 0.5 + 0.5 * Math.sin(Date.now() / 100);
				LK.setFillStyle("rgba(255,255,255,".concat(alpha, ")"));
				LK.fillRect(this.x, this.y, this.width, this.height);
			}
		}
		// Helper method to convert hex color to RGB format
	}, {
		key: "hexToRgb",
		value: function hexToRgb(hex) {
			// Remove # if present
			hex = hex.replace('#', '');
			// Parse the hex values
			var r = parseInt(hex.substring(0, 2), 16);
			var g = parseInt(hex.substring(2, 4), 16);
			var b = parseInt(hex.substring(4, 6), 16);
			return "".concat(r, ",").concat(g, ",").concat(b);
		}
		// Draw an icon representing the power-up type
	}, {
		key: "drawPowerUpIcon",
		value: function drawPowerUpIcon() {
			var centerX = this.x + this.width / 2;
			var centerY = this.y + this.height / 2;
			var iconSize = this.width / 6;
			LK.setFillStyle('white');
			switch (this.type) {
				case 'damage':
					// Draw a plus symbol
					LK.fillRect(centerX - iconSize, centerY - iconSize / 3, iconSize * 2, iconSize * 2 / 3);
					LK.fillRect(centerX - iconSize / 3, centerY - iconSize, iconSize * 2 / 3, iconSize * 2);
					break;
				case 'speed':
					// Draw a lightning bolt
					LK.setStrokeStyle('white');
					LK.beginPath();
					LK.moveTo(centerX - iconSize, centerY - iconSize);
					LK.lineTo(centerX + iconSize / 2, centerY);
					LK.lineTo(centerX - iconSize / 2, centerY);
					LK.lineTo(centerX + iconSize, centerY + iconSize);
					LK.stroke();
					break;
				case 'range':
					// Draw a circle
					LK.drawCircle(centerX, centerY, iconSize);
					LK.setFillStyle(this.effects[this.type].color);
					LK.drawCircle(centerX, centerY, iconSize / 2);
					break;
				case 'multi':
					// Draw multiple dots
					for (var i = 0; i < 3; i++) {
						var angle = i / 3 * Math.PI * 2;
						LK.drawCircle(centerX + Math.cos(angle) * iconSize, centerY + Math.sin(angle) * iconSize, iconSize / 2);
					}
					break;
				case 'chain':
					// Draw connected dots
					var points = [{
						x: centerX - iconSize,
						y: centerY - iconSize
					}, {
						x: centerX,
						y: centerY
					}, {
						x: centerX + iconSize,
						y: centerY + iconSize
					}];
					// Draw lines connecting points
					LK.setStrokeStyle('white');
					LK.beginPath();
					LK.moveTo(points[0].x, points[0].y);
					LK.lineTo(points[1].x, points[1].y);
					LK.lineTo(points[2].x, points[2].y);
					LK.stroke();
					// Draw points
					for (var _i7 = 0, _points = points; _i7 < _points.length; _i7++) {
						var point = _points[_i7];
						LK.drawCircle(point.x, point.y, iconSize / 3);
					}
					break;
				case 'shield':
					// Draw shield shape
					LK.setStrokeStyle('white');
					LK.beginPath();
					LK.moveTo(centerX, centerY - iconSize);
					LK.lineTo(centerX + iconSize, centerY - iconSize / 2);
					LK.lineTo(centerX + iconSize, centerY + iconSize / 2);
					LK.lineTo(centerX, centerY + iconSize);
					LK.lineTo(centerX - iconSize, centerY + iconSize / 2);
					LK.lineTo(centerX - iconSize, centerY - iconSize / 2);
					LK.lineTo(centerX, centerY - iconSize);
					LK.stroke();
					break;
				case 'heal':
					// Draw plus symbol
					LK.fillRect(centerX - iconSize, centerY - iconSize / 4, iconSize * 2, iconSize / 2);
					LK.fillRect(centerX - iconSize / 4, centerY - iconSize, iconSize / 2, iconSize * 2);
					break;
				case 'time':
					// Draw clock symbol
					LK.drawCircle(centerX, centerY, iconSize);
					LK.setStrokeStyle('white');
					LK.beginPath();
					LK.moveTo(centerX, centerY);
					LK.lineTo(centerX, centerY - iconSize * 0.7);
					LK.moveTo(centerX, centerY);
					LK.lineTo(centerX + iconSize * 0.5, centerY);
					LK.stroke();
					break;
			}
		}
	}]);
}(GameObject);
/** 
* Sparkle Class - Visual effects
*/ 
var Sparkle = /*#__PURE__*/function (_GameObject4) {
	function Sparkle(x, y, type) {
		var _this5;
		_classCallCheck(this, Sparkle);
		_this5 = _callSuper(this, Sparkle, [x, y, 10, 10, 'sparkle']);
		_this5.type = type || 'defeat'; // defeat, attack, powerup
		_this5.lifespan = 0.5; // seconds
		_this5.velocity = {
			x: (Math.random() - 0.5) * 100,
			y: (Math.random() - 0.5) * 100
		};
		// Set color based on type
		switch (_this5.type) {
			case 'defeat':
				_this5.color = "rgba(255,255,".concat(Math.floor(Math.random() * 100) + 155, ",0.8)");
				break;
			case 'attack':
				_this5.color = "rgba(255,".concat(Math.floor(Math.random() * 100) + 100, ",100,0.8)");
				break;
			case 'powerup':
				_this5.color = "rgba(".concat(Math.floor(Math.random() * 155) + 100, ",").concat(Math.floor(Math.random() * 155) + 100, ",255,0.8)");
				break;
			case 'chain':
				_this5.color = "rgba(100,255,".concat(Math.floor(Math.random() * 155) + 100, ",0.8)");
				break;
			default:
				_this5.color = "rgba(255,255,255,0.8)";
		}
		return _this5;
	}
	_inherits(Sparkle, _GameObject4);
	return _createClass(Sparkle, [{
		key: "update",
		value: function update(deltaTime) {
			if (!this.active) {
				return;
			}
			// Update position
			this.x += this.velocity.x * deltaTime;
			this.y += this.velocity.y * deltaTime;
			// Decrease lifespan
			this.lifespan -= deltaTime;
			if (this.lifespan <= 0) {
				this.active = false;
			}
		}
	}, {
		key: "render",
		value: function render() {
			if (!this.active) {
				return;
			}
			// Draw sparkle
			var alpha = this.lifespan * 2; // Fade out
			LK.setFillStyle(this.color.replace('0.8', alpha));
			LK.fillRect(this.x, this.y, this.width, this.height);
		}
	}]);
}(GameObject); // --- Cloud Class ---
var Cloud = /*#__PURE__*/function (_GameObject5) {
	function Cloud() {
		var _this6;
		_classCallCheck(this, Cloud);
		var size = 32 + Math.floor(Math.random() * 96); // Random size between 32x32 and 128x128
		var y = Math.random() * (LK.canvas.height - size);
		_this6 = _callSuper(this, Cloud, [LK.canvas.width + size, y, size, size, 'cloud']);
		_this6.speed = 10 + Math.random() * 20; // Random speed
		_this6.parallaxLayer = Math.random(); // Random depth effect
		return _this6;
	}
	_inherits(Cloud, _GameObject5);
	return _createClass(Cloud, [{
		key: "update",
		value: function update(deltaTime) {
			if (!this.active) {
				return;
			}
			// Move cloud from right to left
			this.x -= this.speed * this.parallaxLayer * deltaTime;
			// Remove if off screen
			if (this.x + this.width < 0) {
				this.active = false;
			}
		}
	}]);
}(GameObject); // --- Game Functions ---
// Create a sparkle effect
function createSparkle(x, y, type) {
	var sparkle = new Sparkle(x, y, type);
	sparkles.push(sparkle);
	return sparkle;
}
// Spawn a power-up
function spawnPowerUp(x, y) {
	var powerUp = new PowerUp(x, y);
	powerUps.push(powerUp);
	return powerUp;
}
// Level up function
function levelUp() {
	level++;
	multiplier = 1 + (level - 1) * 0.1; // Increase multiplier by 0.1 per level
	enemiesDefeated = 0;
	// Create level up effect
	for (var i = 0; i < 20; i++) {
		createSparkle(LK.canvas.width / 2 + (Math.random() - 0.5) * 200, LK.canvas.height / 2 + (Math.random() - 0.5) * 200, 'levelup');
	}
}
// --- Main Game Functions ---
// Initialize game
function initialize() {
	// Set background color
	game.setBackgroundColor(0x87CEEB); // Sky blue
	// Create initial cat
	cats.push(new Cat(100, LK.canvas.height / 2));
	// Initialize timers
	lastUpdateTime = Date.now();
	idlePointsLastCalculated = Date.now();
	// Create initial clouds
	for (var i = 0; i < 5; i++) {
		var cloud = new Cloud();
		cloud.x = Math.random() * LK.canvas.width; // Position randomly across screen
		clouds.push(cloud);
	}
}
// Update game state
function update(deltaTime) {
	// Update timers
	var currentTime = Date.now();
	deltaTime = (currentTime - lastUpdateTime) / 1000; // Convert to seconds
	lastUpdateTime = currentTime;
	// Calculate idle points
	calculateIdlePoints();
	// Spawn enemies based on timers
	birdSpawnTimer += deltaTime * 1000;
	if (birdSpawnTimer >= BIRD_SPAWN_INTERVAL / (1 + (level - 1) * 0.1) && birds.length < MAX_BIRDS) {
		birds.push(new Bird());
		birdSpawnTimer = 0;
	}
	ufoSpawnTimer += deltaTime * 1000;
	if (ufoSpawnTimer >= UFO_SPAWN_INTERVAL && ufos.length < MAX_UFOS && level % 5 === 0) {
		ufos.push(new UFO());
		ufoSpawnTimer = 0;
	}
	// Spawn clouds
	cloudSpawnTimer += deltaTime * 1000;
	if (cloudSpawnTimer >= CLOUD_SPAWN_INTERVAL && clouds.length < MAX_CLOUDS) {
		spawnCloud();
		cloudSpawnTimer = 0;
	}
	// Update all game objects
	updateGameObjects(cats, deltaTime);
	updateGameObjects(kittens, deltaTime);
	updateGameObjects(birds, deltaTime);
	updateGameObjects(ufos, deltaTime);
	updateGameObjects(powerUps, deltaTime);
	updateGameObjects(sparkles, deltaTime);
	updateGameObjects(clouds, deltaTime);
	// Clean up inactive objects
	cleanupInactiveObjects();
}
// Update array of game objects
function updateGameObjects(objects, deltaTime) {
	for (var i = 0; i < objects.length; i++) {
		if (objects[i].active) {
			objects[i].update(deltaTime);
		}
	}
}
// Clean up inactive objects
function cleanupInactiveObjects() {
	birds = birds.filter(function (obj) {
		return obj.active;
	});
	ufos = ufos.filter(function (obj) {
		return obj.active;
	});
	powerUps = powerUps.filter(function (obj) {
		return obj.active;
	});
	sparkles = sparkles.filter(function (obj) {
		return obj.active;
	});
	clouds = clouds.filter(function (obj) {
		return obj.active;
	});
}
// Render game
function render() {
	// Clear canvas
	LK.clear();
	// Render clouds (background)
	renderGameObjects(clouds);
	// Render game objects
	renderGameObjects(cats);
	renderGameObjects(kittens);
	renderGameObjects(birds);
	renderGameObjects(ufos);
	renderGameObjects(powerUps);
	renderGameObjects(sparkles);
	// Render UI
	renderUI();
}
// Render array of game objects
function renderGameObjects(objects) {
	for (var i = 0; i < objects.length; i++) {
		if (objects[i].active) {
			objects[i].render();
		}
	}
}
// Render UI elements
function renderUI() {
	// Score display
	LK.setFillStyle('white');
	LK.setFont('24px Arial');
	LK.fillText("Score: ".concat(Math.floor(score)), LK.canvas.width / 2, 30, 'center');
	// Level and multiplier
	LK.setFont('18px Arial');
	LK.fillText("Level: ".concat(level), LK.canvas.width - 80, 30, 'right');
	LK.fillText("Multiplier: ".concat(multiplier.toFixed(1), "x"), LK.canvas.width / 2, 60, 'center');
	// Enemies defeated counter
	LK.fillText("Enemies: ".concat(enemiesDefeated, "/").concat(ENEMIES_PER_LEVEL), 80, 30, 'left');
	// Idle points counter
	LK.fillText("Idle Points: ".concat(Math.floor(idlePoints)), LK.canvas.width - 20, LK.canvas.height - 20, 'right');
}
// Handle input events
function handleInput(obj) {
	var x = obj.x;
	var y = obj.y;
	// Check if clicked on a power-up
	var _iterator7 = _createForOfIteratorHelper(powerUps),
		_step7;
	try {
		for (_iterator7.s(); !(_step7 = _iterator7.n()).done;) {
			var powerUp = _step7.value;
			if (powerUp.active && x >= powerUp.x && x <= powerUp.x + powerUp.width && y >= powerUp.y && y <= powerUp.y + powerUp.height) {
				// Collect power-up
				powerUp.active = false;
				// Apply to nearest defender
				var closestDist = Infinity;
				var closest = null;
				var _iterator8 = _createForOfIteratorHelper(cats),
					_step8;
				try {
					for (_iterator8.s(); !(_step8 = _iterator8.n()).done;) {
						var cat = _step8.value;
						var dist = distance(powerUp.x, powerUp.y, cat.x, cat.y);
						if (dist < closestDist) {
							closestDist = dist;
							closest = cat;
						}
					}
				} catch (err) {
					_iterator8.e(err);
				} finally {
					_iterator8.f();
				}
				var _iterator9 = _createForOfIteratorHelper(kittens),
					_step9;
				try {
					for (_iterator9.s(); !(_step9 = _iterator9.n()).done;) {
						var kitten = _step9.value;
						var dist = distance(powerUp.x, powerUp.y, kitten.x, kitten.y);
						if (dist < closestDist) {
							closestDist = dist;
							closest = kitten;
						}
					}
				} catch (err) {
					_iterator9.e(err);
				} finally {
					_iterator9.f();
				}
				if (closest) {
					powerUp.applyEffect(closest);
				}
				return;
			}
		}
		// Place a new cat at the clicked position
	} catch (err) {
		_iterator7.e(err);
	} finally {
		_iterator7.f();
	}
	if (idlePoints >= 50) {
		idlePoints -= 50;
		cats.push(new Cat(x, y));
	}
}
// Main game loop
function gameLoop() {
	update(1 / 60); // 60 FPS
	render();
}
// Start the game
initialize();
LK.on('pointerdown', handleInput);
multiplier = 1.0 + (level - 1) * 0.1;

===================================================================
--- original.js
+++ change.js
@@ -1082,9 +1082,9 @@
 // --- Main Game Functions ---
 // Initialize game
 function initialize() {
 	// Set background color
-	LK.setBackgroundColor('#87CEEB'); // Sky blue
+	game.setBackgroundColor(0x87CEEB); // Sky blue
 	// Create initial cat
 	cats.push(new Cat(100, LK.canvas.height / 2));
 	// Initialize timers
 	lastUpdateTime = Date.now();