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

/**** 
* Classes
****/ 
/**** 
* CLASSES
****/ 
/** Cluster – spawns multiple ore objects. **/
var Cluster = Container.expand(function (type) {
	var self = Container.call(this);
	self.type = type;
	self.oreList = [];
	self.zIndex = 0;
	// Use the helper to generate a valid spawn position (avoiding UI areas)
	var center = getValidClusterCenter();
	self.x = center.x;
	self.y = center.y;
	var cc = gameState.clusterConfig || {
		min: 2,
		max: 3
	}; // Default values if undefined
	var count = randomInt(cc.min, cc.max);
	for (var i = 0; i < count; i++) {
		var ore = new Ore(type, self);
		ore.x = (Math.random() - 0.5) * 120;
		ore.y = (Math.random() - 0.5) * 120;
		self.oreList.push(ore);
		self.addChild(ore);
	}
	// Modified: Increment ore mined for each ore (not once per cluster)
	self.notifyOreDestroyed = function (ore) {
		var idx = self.oreList.indexOf(ore);
		if (idx >= 0) {
			self.oreList.splice(idx, 1);
		}
		ore.destroy();
		// Increment individual ore mined stat here.
		gameState.oreMined[type] = (gameState.oreMined[type] || 0) + 1;
		if (self.oreList.length === 0) {
			if (self.parent) {
				self.parent.removeChild(self);
			}
			var cidx = clusters.indexOf(self);
			if (cidx >= 0) {
				clusters.splice(cidx, 1);
			}
			gameState.clusterCount[type]--;
			var finalDelay = gameState.respawnTime;
			if (type === 'coal') {
				finalDelay *= 2;
			}
			LK.setTimeout(function () {
				maybeSpawnCluster(type);
			}, finalDelay);
		}
	};
	return self;
});
/** Drone – moves and zaps ores. **/
var Drone = Container.expand(function () {
	var self = Container.call(this);
	self.droneSprite = LK.getAsset('drone_asset', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.addChild(self.droneSprite);
	self.AOE_RANGE = 150;
	self.droneDamage = 2;
	self.COOLDOWN_MAX = 60;
	self.cooldown = 0;
	var SPEED = 8,
		MIN_X = 50,
		MAX_X = 2000,
		MIN_Y = 50,
		MAX_Y = 2682;
	self.vx = Math.random() < 0.5 ? SPEED : -SPEED;
	self.vy = Math.random() < 0.5 ? SPEED : -SPEED;
	self.updateDrone = function () {
		self.x += self.vx;
		self.y += self.vy;
		if (self.x < MIN_X || self.x > MAX_X) {
			self.vx = -self.vx;
		}
		if (self.y < MIN_Y || self.y > MAX_Y) {
			self.vy = -self.vy;
		}
		if (Math.random() < 0.01) {
			self.vx += (Math.random() - 0.5) * 2;
			self.vy += (Math.random() - 0.5) * 2;
			var speed = Math.sqrt(self.vx * self.vx + self.vy * self.vy);
			if (speed > SPEED) {
				self.vx = self.vx / speed * SPEED;
				self.vy = self.vy / speed * SPEED;
			}
		}
		self.droneSprite.rotation += 0.1;
		if (self.cooldown > 0) {
			self.cooldown--;
		} else {
			self.tryZap();
		}
	};
	self.tryZap = function () {
		var hitSomething = false;
		clusters.forEach(function (cluster) {
			cluster.oreList.forEach(function (ore) {
				if (ore.health > 0) {
					var oreGlobalX = cluster.x + ore.x,
						oreGlobalY = cluster.y + ore.y;
					var dx = self.x - oreGlobalX,
						dy = self.y - oreGlobalY;
					var dist = Math.sqrt(dx * dx + dy * dy);
					if (dist < self.AOE_RANGE) {
						var damage = self.droneDamage;
						var actualDamage = Math.min(damage, ore.health);
						var fraction = actualDamage / ore.maxHealth;
						var reward = Math.round(fraction * ore.getValue());
						if (ore.awardedMoney + reward > ore.getValue()) {
							reward = ore.getValue() - ore.awardedMoney;
						}
						ore.awardedMoney += reward;
						gameState.money += reward;
						gameState.totalMoneyEarned += reward;
						updateUI();
						ore.health -= actualDamage;
						hitSomething = true;
						spawnDroneAOE(ore);
						if (ore.health <= 0) {
							ore.cluster.notifyOreDestroyed(ore);
							spawnMiningParticles(ore, 5);
						} else {
							spawnMiningParticles(ore, 2);
						}
						// Show floating text for drone hit (red)
						showFloatingText(reward, 0xFF0000);
					}
				}
			});
		});
		if (hitSomething) {
			LK.getSound('drone_shot').play();
			self.cooldown = self.COOLDOWN_MAX;
		}
	};
	return self;
});
/** Miner – moves toward and mines the nearest ore. **/
var Miner = Container.expand(function () {
	var self = Container.call(this);
	self.attachAsset('miner', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 5;
	self.currentTarget = null;
	self.miningRange = 25;
	self.miningCooldown = 0;
	self.miningRate = 60;
	self.miningDamage = 1;
	self.originalMiningRate = self.miningRate;
	self.originalMiningDamage = self.miningDamage;
	self.speedBoostMultiplier = 1;
	self.speedBoostTimer = 0;
	self.soulEmberStacks = 0;
	self.quantumPathActive = false;
	self.quantumPath = [];
	self.quantumShardValueBonus = false;
	self.hyperMiningActive = false;
	self.hyperMiningTimer = 0;
	// (Other methods remain unchanged.)
	// Update method (modified to account for pause and special effects)
	self.update = function () {
		if (self.hyperMiningActive) {
			self.hyperMiningTimer--;
			if (self.hyperMiningTimer <= 0) {
				self.miningDamage = self.originalMiningDamage;
				self.miningRate = self.originalMiningRate;
				self.hyperMiningActive = false;
			}
		}
		if (self.speedBoostTimer > 0) {
			self.speedBoostTimer--;
			if (self.speedBoostTimer <= 0) {
				self.speedBoostMultiplier = 1;
			}
		}
		self.findNewTarget();
		if (self.currentTarget && self.currentTarget.parent) {
			var tx = self.currentTarget.parent.x + self.currentTarget.x,
				ty = self.currentTarget.parent.y + self.currentTarget.y;
			var dx = tx - self.x,
				dy = ty - self.y,
				dist = Math.sqrt(dx * dx + dy * dy);
			var finalSpeed = self.speed * self.speedBoostMultiplier;
			if (dist > self.miningRange) {
				self.x += dx / dist * finalSpeed;
				self.y += dy / dist * finalSpeed;
			} else {
				self.mineOre(self.currentTarget);
			}
		} else {
			self.currentTarget = null; // Ensure currentTarget is reset if undefined
			if (typeof LK.time !== 'undefined') {
				self.y += Math.sin(LK.time.elapsed / 250) * 0.5;
			}
		}
	};
	self.findNewTarget = function () {
		if (self.quantumPathActive && self.quantumPath.length > 0) {
			self.currentTarget = self.quantumPath[0];
			if (!self.currentTarget || self.currentTarget.health <= 0) {
				self.quantumPath.shift();
				if (self.quantumPath.length === 0) {
					self.quantumShardValueBonus = false;
					self.quantumPathActive = false;
					self.currentTarget = null;
				}
				return;
			}
			return;
		}
		var validOre = [];
		clusters.forEach(function (c) {
			c.oreList.forEach(function (ore) {
				if (ore.health > 0 && (ore.tier <= gameState.currentTier || ore.type === "chronostone" || ore.type === "soulember" || ore.type === "quantumshard")) {
					validOre.push(ore);
				}
			});
		});
		if (validOre.length === 0) {
			self.currentTarget = null;
			return;
		}
		self.currentTarget = validOre.sort(function (a, b) {
			var aX = a.parent.x + a.x,
				aY = a.parent.y + a.y;
			var bX = b.parent.x + b.x,
				bY = b.parent.y + b.y;
			return Math.hypot(aX - self.x, aY - self.y) - Math.hypot(bX - self.x, bY - self.y);
		})[0];
	};
	// Modified mineOre to account for soul ember boost.
	self.mineOre = function (ore) {
		if (self.miningCooldown > 0) {
			self.miningCooldown--;
			return;
		}
		var damageDealt = self.miningDamage * gameState.pickaxeLevel * (gameState.pickaxeBaseMultiplier || 1);
		// If Soul Ember boost is active, double the damage and reward.
		if (soulEmberActive && soulEmberBoostCount > 0) {
			damageDealt *= 2;
		}
		var actualDamage = Math.min(damageDealt, ore.health);
		var fraction = actualDamage / ore.maxHealth;
		var rewardMultiplier = 1;
		if (soulEmberActive && soulEmberBoostCount > 0) {
			rewardMultiplier = 2;
		}
		var reward = Math.round(fraction * ore.getValue() * rewardMultiplier);
		if (ore.awardedMoney + reward > ore.getValue()) {
			reward = ore.getValue() - ore.awardedMoney;
		}
		ore.awardedMoney += reward;
		gameState.money += reward;
		gameState.totalMoneyEarned += reward;
		gameState.minerHitCount++;
		updateUI();
		var mineSound = LK.getSound('mine_' + ore.type);
		if (mineSound) {
			mineSound.play();
		}
		ore.health -= actualDamage;
		self.miningCooldown = self.miningRate;
		if (ore.health <= 0) {
			spawnMiningParticles(ore, 5);
			var destroySound = LK.getSound('ore_destroy_' + ore.type);
			if (destroySound) {
				destroySound.play();
			}
			if (ore.type === "explosive" && ore.explode) {
				ore.explode();
				// If explosive ore and prestige >=12 and no meteor shower active, trigger meteor shower.
				if (gameState.prestigeCount >= 12 && !meteorShowerActive) {
					triggerMeteorShowerEffect();
				}
			}
			ore.cluster.notifyOreDestroyed(ore);
			// If Soul Ember boost is active, decrease its counter and show boosted floating text.
			if (soulEmberActive && soulEmberBoostCount > 0) {
				soulEmberBoostCount--;
				showFloatingText(reward, 0xFFD700); // Gold, bold floating text
				if (soulEmberBoostCount <= 0) {
					soulEmberActive = false;
					if (soulEmberOverlay && soulEmberOverlay.parent) {
						soulEmberOverlay.parent.removeChild(soulEmberOverlay);
						soulEmberOverlay.destroy();
						soulEmberOverlay = null;
					}
					soulEmberBannerShown = false;
				}
			} else {
				// Normal floating text for miner hit (green)
				showFloatingText(reward, 0x00FF00);
			}
			// Trigger special ore effects if applicable.
			if (ore.type === "chronostone" && !chronostoneActive) {
				triggerChronostoneEffect();
			}
			if (ore.type === "soulember" && !soulEmberActive) {
				triggerSoulEmberEffect();
			}
			if (ore.type === "quantumshard" && !quantumShardActive) {
				triggerQuantumShardEffect();
			}
		} else {
			spawnMiningParticles(ore, 2);
			showFloatingText(reward, 0x00FF00);
		}
	};
	self.applyChronostoneBoost = function () {
		self.speedBoostMultiplier *= 3;
		self.speedBoostTimer = 30 * 60; // 30 sec boost
	};
	self.applySoulEmberBoost = function () {
		// (Deprecated – now handled in triggerSoulEmberEffect)
	};
	self.triggerQuantumShardMode = function () {
		self.quantumShardValueBonus = true;
		self.quantumPathActive = true;
		self.quantumPath = [];
		game.pauseForQuantumSelection();
	};
	return self;
});
/** MiniMiner – spawned by Quantum Shard effect **/
var MiniMiner = Container.expand(function (parentMiner) {
	var self = Container.call(this);
	// Create a new instance of the miner asset.
	var miniMinerSprite = LK.getAsset('miner', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Manually set the scale to 0.5 (half size)
	miniMinerSprite.scale.x = 0.5;
	miniMinerSprite.scale.y = 0.5;
	// Ensure the asset is fully visible.
	miniMinerSprite.alpha = 1;
	self.addChild(miniMinerSprite);
	// Inherit some properties from the main miner.
	self.speed = parentMiner.speed * 1.2;
	self.miningDamage = parentMiner.miningDamage;
	self.miningRate = parentMiner.miningRate;
	self.currentTarget = null;
	self.update = function () {
		if (self.currentTarget && self.currentTarget.parent) {
			var tx = self.currentTarget.parent.x + self.currentTarget.x,
				ty = self.currentTarget.parent.y + self.currentTarget.y;
			var dx = tx - self.x,
				dy = ty - self.y,
				dist = Math.sqrt(dx * dx + dy * dy);
			if (dist > 25) {
				self.x += dx / dist * self.speed;
				self.y += dy / dist * self.speed;
			} else {
				self.currentTarget.health -= self.miningDamage;
				showFloatingText(Math.round(self.miningDamage), 0xFF69B4);
				if (self.currentTarget.health <= 0) {
					self.currentTarget.cluster.notifyOreDestroyed(self.currentTarget);
					self.currentTarget = null;
				}
			}
		} else {
			// Acquire a new target from ores that are still alive.
			var validOre = [];
			clusters.forEach(function (c) {
				c.oreList.forEach(function (ore) {
					if (ore.health > 0 && ore.parent) {
						validOre.push(ore);
					}
				});
			});
			if (validOre.length > 0) {
				self.currentTarget = validOre[Math.floor(Math.random() * validOre.length)];
			}
		}
	};
	return self;
});
/** Ore – represents a single ore. **/
var Ore = Container.expand(function (type, cluster) {
	var self = Container.call(this);
	self.type = type;
	self.cluster = cluster;
	self.zIndex = 0;
	var typeList = ['coal', 'iron', 'gold', 'diamond', 'sapphire', 'emerald', 'ruby'];
	if (typeList.indexOf(type) >= 0) {
		self.tier = typeList.indexOf(type) + 1;
	} else {
		self.tier = 999;
	}
	self.baseValue = oreData[type].baseValue;
	self.maxHealth = oreData[type].baseHealth;
	self.health = self.maxHealth;
	self.attachAsset(oreData[type].assetId, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Health bar using the new health_bar asset.
	self.healthBar = LK.getAsset('health_bar', {
		width: 120,
		height: 20,
		color: 0x00FF00,
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.healthBar.x = 0;
	self.healthBar.y = -70;
	self.addChild(self.healthBar);
	self.awardedMoney = 0;
	self.lastTapTime = 0;
	self.interactive = true;
	self.buttonMode = true;
	self.down = function () {
		var currentTime = typeof LK.time !== 'undefined' ? LK.time.elapsed : Date.now();
		if (currentTime - self.lastTapTime < 1) {
			return;
		}
		self.lastTapTime = currentTime;
		var hitSound = LK.getSound('mine_' + self.type);
		if (hitSound) {
			hitSound.play();
		}
		var damage = gameState.tapDamage;
		var actualDamage = Math.min(damage, self.health);
		var fraction = actualDamage / self.maxHealth;
		var reward = Math.round(fraction * self.getValue());
		if (self.awardedMoney + reward > self.getValue()) {
			reward = self.getValue() - self.awardedMoney;
		}
		self.awardedMoney += reward;
		gameState.money += reward;
		gameState.totalMoneyEarned += reward;
		gameState.tapCount++;
		updateUI();
		self.health -= actualDamage;
		spawnMiningParticles(self, 2);
		// Always show blue floating text on tap
		showFloatingText(reward, 0x0000FF);
		// Then check if the ore is destroyed and trigger special effects if needed.
		if (self.health <= 0) {
			var destroySound = LK.getSound('ore_destroy_' + self.type);
			if (destroySound) {
				destroySound.play();
			}
			if (self.type === "chronostone" && !chronostoneActive) {
				triggerChronostoneEffect();
			}
			if (self.type === "soulember" && !soulEmberActive) {
				triggerSoulEmberEffect();
			}
			if (self.type === "quantumshard" && !quantumShardActive) {
				triggerQuantumShardEffect();
			}
			self.cluster.notifyOreDestroyed(self);
		}
	};
	// If the ore is one of the special types, add a pulsing glow.
	if (["chronostone", "soulember", "quantumshard"].indexOf(type) >= 0) {
		var _pulseGlow2 = function _pulseGlow() {
			tween(glow, {
				alpha: 1
			}, {
				duration: 1000,
				onFinish: function onFinish() {
					tween(glow, {
						alpha: 0.5
					}, {
						duration: 1000,
						onFinish: _pulseGlow2
					});
				}
			});
		};
		var glow = LK.getAsset('glowing_line_asset', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		glow.alpha = 0.5;
		self.addChildAt(glow, 0);
		_pulseGlow2();
	}
	if (type === "explosive") {
		self.explode = function () {
			var explosionRadius = 100;
			clusters.forEach(function (cluster) {
				cluster.oreList.forEach(function (otherOre) {
					if (otherOre !== self && otherOre.health > 0) {
						var oreGlobalX = cluster.x + otherOre.x,
							oreGlobalY = cluster.y + otherOre.y;
						var dx = self.parent.x + self.x - oreGlobalX,
							dy = self.parent.y + self.y - oreGlobalY;
						var dist = Math.sqrt(dx * dx + dy * dy);
						if (dist < explosionRadius) {
							otherOre.health -= 50;
							if (otherOre.health <= 0) {
								var baseValue = otherOre.getValue();
								gameState.money += baseValue;
								updateUI();
								otherOre.cluster.notifyOreDestroyed(otherOre);
								spawnMiningParticles(otherOre, 5);
							} else {
								spawnMiningParticles(otherOre, 2);
							}
						}
					}
				});
			});
			screenShake(500, 10);
		};
	}
	self.getValue = function () {
		var val = self.baseValue * gameState.oreMultipliers[self.type];
		return Math.round(val / 2) * 2;
	};
	return self;
});
/** SingleOre – container for special ores that spawn individually **/
var SingleOre = Container.expand(function (type) {
	var self = Container.call(this);
	self.type = type;
	// Create the ore; pass this container as its cluster.
	var ore = new Ore(type, self);
	ore.x = 0;
	ore.y = 0;
	self.addChild(ore);
	// Custom notify function: when the single ore is destroyed, remove the container and clear the special ore reference.
	self.notifyOreDestroyed = function (ore) {
		ore.destroy();
		gameState.oreMined[type] = (gameState.oreMined[type] || 0) + 1;
		if (self.parent) {
			self.parent.removeChild(self);
		}
		specialOres[type] = null;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
/**** 
* INITIALIZE GAME
****/ 
var game = new LK.Game({
	backgroundColor: 0x1a1a1a
});

/**** 
* Game Code
****/ 
// key1=value1;key2=value2;nested.key3=value3;...
// This function flattens an object into a string of the form:
// --- Custom Save/Load Helpers ---
// Helper function to get a valid cluster center position
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 customSerialize(obj) {
	function flatten(obj, prefix) {
		prefix = prefix || "";
		var pairs = [];
		for (var k in obj) {
			if (obj.hasOwnProperty(k)) {
				var key = prefix ? prefix + "." + k : k;
				var value = obj[k];
				// For objects (but not arrays), recursively flatten.
				if (value !== null && _typeof(value) === "object" && !Array.isArray(value)) {
					pairs = pairs.concat(flatten(value, key));
				}
				// For arrays, join the items with commas.
				else if (Array.isArray(value)) {
					pairs.push(key + "=" + value.join(","));
				}
				// For primitives, simply output key=value.
				else {
					pairs.push(key + "=" + value);
				}
			}
		}
		return pairs;
	}
	var flatPairs = flatten(obj);
	return flatPairs.join(";");
}
// This function takes a string produced by customSerialize() and rebuilds the object.
function customDeserialize(str) {
	var obj = {};
	if (!str) {
		return obj;
	}
	var pairs = str.split(";");
	pairs.forEach(function (pair) {
		if (pair.trim().length === 0) {
			return;
		}
		var parts = pair.split("=");
		if (parts.length < 2) {
			return;
		}
		var key = parts.shift();
		var value = parts.join("="); // in case '=' appears in the value
		// Convert value to boolean or number if appropriate.
		if (value === "true") {
			value = true;
		} else if (value === "false") {
			value = false;
		} else if (!isNaN(Number(value))) {
			value = Number(value);
		}
		// If the value contains commas, assume it is an array.
		if (typeof value === "string" && value.indexOf(",") !== -1) {
			value = value.split(",").map(function (item) {
				var trimmed = item.trim();
				if (trimmed === "true") {
					return true;
				}
				if (trimmed === "false") {
					return false;
				}
				if (!isNaN(Number(trimmed))) {
					return Number(trimmed);
				}
				return trimmed;
			});
		}
		// Use dot‑notation to assign the value into the object.
		var keys = key.split(".");
		var cur = obj;
		for (var i = 0; i < keys.length; i++) {
			var prop = keys[i];
			if (i === keys.length - 1) {
				cur[prop] = value;
			} else {
				if (!cur[prop]) {
					cur[prop] = {};
				}
				cur = cur[prop];
			}
		}
	});
	return obj;
}
function getValidClusterCenter() {
	// Define the UI boundaries or any restricted areas
	var uiMargin = 200;
	var minX = uiMargin;
	var maxX = 2048 - uiMargin;
	var minY = uiMargin;
	var maxY = 2732 - uiMargin;
	// Generate a random position within the valid area
	var x = randomInt(minX, maxX);
	var y = randomInt(minY, maxY);
	return {
		x: x,
		y: y
	};
}
/**** 
* GLOBAL VARIABLES & SPECIAL EFFECT FLAGS
****/ 
/**** 
* PLUGINS
****/ 
/**** 
* GAME-STATE & STATS
****/ 
var statsTextObj = null; // will store the Text2 object for the stats
// Special ore effect flags and timers (assuming 60 FPS)
var chronostoneActive = false;
var chronostoneTimer = 0; // in frames (30 sec = 30*60)
var chronostoneOverlay = null;
var chronostoneTimerText = null;
var chronostoneBannerShown = false;
var soulEmberActive = false;
var soulEmberOverlay = null;
var soulEmberBannerShown = false;
var soulEmberBoostCount = 0; // lasts for 10 ore mines
var quantumShardActive = false;
var quantumShardTimer = 0; // 10 sec effect
var quantumShardOverlay = null;
var quantumShardBannerShown = false;
var miniMiners = []; // array to hold mini miner instances
var meteorShowerActive = false;
var meteorShowerBannerShown = false;
// For special ores that spawn singularly (instead of in clusters)
var specialOres = {
	chronostone: null,
	soulember: null,
	quantumshard: null
};
var gameState = {
	money: 0,
	pickaxeLevel: 1,
	pickaxeBaseMultiplier: 1,
	droneLevel: 0,
	currentTier: 1,
	oreMultipliers: {
		coal: 1,
		iron: 1,
		gold: 1,
		diamond: 1,
		sapphire: 1,
		emerald: 1,
		ruby: 1,
		chronostone: 1,
		soulember: 1,
		quantumshard: 1
	},
	respawnTime: 3000,
	maxClustersPerType: 3,
	clusterCount: {
		coal: 0,
		iron: 0,
		gold: 0,
		diamond: 0,
		sapphire: 0,
		emerald: 0,
		ruby: 0,
		chronostone: 0,
		soulember: 0,
		quantumshard: 0
	},
	clusterConfigLevels: [{
		min: 2,
		max: 3
	}, {
		min: 3,
		max: 4
	}, {
		min: 4,
		max: 5
	}, {
		min: 5,
		max: 6
	}, {
		min: 6,
		max: 7
	}, {
		min: 6,
		max: 8
	}],
	clusterUpgradeTier: 0,
	get clusterConfig() {
		return this.clusterConfigLevels[this.clusterUpgradeTier] || {
			min: 2,
			max: 3
		};
	},
	prestigeCount: 0,
	prestigeCurrency: 0,
	tapDamage: 1,
	totalMoneyEarned: 0,
	tapCount: 0,
	minerHitCount: 0,
	startTime: Date.now(),
	oreMined: {
		coal: 0,
		iron: 0,
		gold: 0,
		diamond: 0,
		sapphire: 0,
		emerald: 0,
		ruby: 0,
		chronostone: 0,
		soulember: 0,
		quantumshard: 0
	}
};
/**** 
* ACHIEVEMENTS
****/ 
var achievements = [{
	id: 'first_mine',
	name: 'First Mine',
	description: 'Mine your first ore',
	achieved: false,
	condition: function condition() {
		return gameState.money > 0;
	}
}, {
	id: 'rich_miner',
	name: 'Rich Miner',
	description: 'Earn 1 Billion money',
	achieved: false,
	condition: function condition() {
		return gameState.money >= 1e9;
	}
}, {
	id: 'coal_miner',
	name: 'Coal Miner',
	description: 'Mine 50 coal ores',
	achieved: false,
	target: 50,
	condition: function condition() {
		return gameState.oreMined.coal >= 50;
	}
}];
/**** 
* ORE DATA (Even values)
****/ 
var oreData = {
	coal: {
		baseValue: 5,
		baseHealth: 10,
		assetId: 'coal_ore'
	},
	iron: {
		baseValue: 500,
		baseHealth: 100,
		assetId: 'iron_ore'
	},
	gold: {
		baseValue: 10000,
		baseHealth: 500,
		assetId: 'gold_ore'
	},
	diamond: {
		baseValue: 25000,
		baseHealth: 1000,
		assetId: 'diamond_ore'
	},
	sapphire: {
		baseValue: 100000,
		baseHealth: 2000,
		assetId: 'sapphire_ore'
	},
	emerald: {
		baseValue: 500000,
		baseHealth: 5000,
		assetId: 'emerald_ore'
	},
	ruby: {
		baseValue: 1000000,
		baseHealth: 10000,
		assetId: 'ruby_ore'
	},
	chronostone: {
		baseValue: 2000000,
		baseHealth: 2000,
		assetId: 'chronostone_ore',
		color: 0xc997d8
	},
	soulember: {
		baseValue: 5000000,
		baseHealth: 5000,
		assetId: 'soulember_ore',
		color: 0xdef3e5
	},
	quantumshard: {
		baseValue: 10000000,
		baseHealth: 10000,
		assetId: 'quantumshard_ore',
		color: 0xa1bb12
	}
};
function hideUpgradeDesc() {/* Placeholder */}
function randomInt(min, max) {
	return Math.floor(Math.random() * (max - min + 1)) + min;
}
function spawnMiningParticles(ore, num) {
	for (var i = 0; i < num; i++) {
		var p = LK.getAsset('mining_particle', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		if (ore.parent) {
			p.x = ore.parent.x + ore.x;
			p.y = ore.parent.y + ore.y;
		} else {
			p.x = ore.x;
			p.y = ore.y;
		}
		if (["chronostone", "soulember", "quantumshard"].indexOf(ore.type) >= 0) {
			p.tint = oreData[ore.type].color || 0xffffff;
		}
		p.vx = (Math.random() - 0.5) * 10;
		p.vy = (Math.random() - 0.5) * 10;
		p.alpha = 1;
		p.zIndex = -1;
		tween(p, {
			alpha: 0,
			y: p.y - 50
		}, {
			duration: 1000,
			onFinish: function onFinish() {
				p.destroy();
			}
		});
		game.addChild(p);
	}
}
function interpolateColor(c1, c2, f) {
	var r1 = c1 >> 16 & 0xFF,
		g1 = c1 >> 8 & 0xFF,
		b1 = c1 & 0xFF;
	var r2 = c2 >> 16 & 0xFF,
		g2 = c2 >> 8 & 0xFF,
		b2 = c2 & 0xFF;
	var r = Math.round(r1 + f * (r2 - r1)),
		g = Math.round(g1 + f * (g2 - g1)),
		b = Math.round(b1 + f * (b2 - b1));
	return r << 16 | g << 8 | b;
}
function screenShake(duration, magnitude) {
	var originalX = game.x,
		originalY = game.y,
		shakeInterval = 50,
		elapsed = 0;
	var shake = setInterval(function () {
		elapsed += shakeInterval;
		game.x = originalX + (Math.random() - 0.5) * magnitude;
		game.y = originalY + (Math.random() - 0.5) * magnitude;
		if (elapsed >= duration) {
			clearInterval(shake);
			game.x = originalX;
			game.y = originalY;
		}
	}, shakeInterval);
}
function spawnDroneAOE(ore) {
	var effect = LK.getAsset('drone_aoe_effect', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	if (ore.parent) {
		effect.x = ore.parent.x + ore.x;
		effect.y = ore.parent.y + ore.y;
	} else {
		effect.x = ore.x;
		effect.y = ore.y;
	}
	effect.alpha = 1;
	effect.zIndex = 1;
	game.addChild(effect);
	tween(effect, {
		alpha: 0
	}, {
		duration: 500,
		onFinish: function onFinish() {
			effect.destroy();
		}
	});
}
/**** 
* SPECIAL EFFECT FUNCTIONS
****/ 
// Helper: Display an event banner (bold, black text with outline) at the top.
function showEventBanner(text) {
	var banner = new Text2(text, {
		size: 60,
		fill: 0x000000,
		stroke: 0xFFFFFF,
		strokeThickness: 4,
		fontWeight: 'bold',
		align: 'center'
	});
	banner.anchor.set(0.5);
	banner.x = 2048 / 2;
	banner.y = 200;
	game.addChild(banner);
	tween(banner, {
		alpha: 0,
		y: banner.y - 50
	}, {
		duration: 3000,
		onFinish: function onFinish() {
			banner.destroy();
		}
	});
}
// Chronostone effect: speed boost for 30 seconds with overlay and countdown.
function triggerChronostoneEffect() {
	chronostoneActive = true;
	chronostoneTimer = 30 * 60; // 30 seconds (in frames)
	if (!chronostoneBannerShown) {
		showEventBanner("Chronostone Speed Boost");
		chronostoneBannerShown = true;
	}
	if (!chronostoneOverlay) {
		chronostoneOverlay = LK.getAsset('chronostone_overlay', {
			anchorX: 0.5,
			anchorY: 0.5,
			alpha: 0.2
		});
		chronostoneOverlay.x = 2048 / 2;
		chronostoneOverlay.y = 2732 / 2;
		game.addChild(chronostoneOverlay);
	}
	if (!chronostoneTimerText) {
		chronostoneTimerText = new Text2("30", {
			size: 50,
			fill: 0x000000,
			stroke: 0xFFFFFF,
			strokeThickness: 4,
			fontWeight: 'bold'
		});
		chronostoneTimerText.x = 50;
		chronostoneTimerText.y = 50;
		game.addChild(chronostoneTimerText);
	}
	if (miner) {
		miner.speedBoostMultiplier *= 2; // apply boost multiplier
		miner.speedBoostTimer = chronostoneTimer;
	}
}
// Soul Ember effect: boost ore value and miner damage for 10 ore mines with red overlay and money drain display.
function triggerSoulEmberEffect() {
	soulEmberActive = true;
	if (!soulEmberBannerShown) {
		showEventBanner("Soul Ember +Dmg/+$");
		soulEmberBannerShown = true;
	}
	if (!soulEmberOverlay) {
		soulEmberOverlay = LK.getAsset('soulember_overlay', {
			anchorX: 0.5,
			anchorY: 0.5,
			alpha: 0.2
		});
		soulEmberOverlay.x = 2048 / 2;
		soulEmberOverlay.y = 2732 / 2;
		game.addChild(soulEmberOverlay);
	}
	// Deduct 10% of money and show floating text for the deduction.
	var drain = gameState.money * 0.10;
	gameState.money -= drain;
	updateUI();
	showFloatingText("-$" + Math.floor(drain).toLocaleString(), 0xFF0000);
	soulEmberBoostCount = 10; // boost lasts for 10 ore mines
	// Increase miner damage multiplier (for example purposes, increase by 50%)
	gameState.pickaxeBaseMultiplier *= 1.5;
}
// Quantum Shard effect: split the miner into 5 mini miners for 10 seconds with blue overlay.
function triggerQuantumShardEffect() {
	quantumShardActive = true;
	quantumShardTimer = 10 * 60; // 10 seconds
	if (!quantumShardBannerShown) {
		showEventBanner("Quantum Split Miner Split");
		quantumShardBannerShown = true;
	}
	if (!quantumShardOverlay) {
		quantumShardOverlay = LK.getAsset('quantumshard_overlay', {
			anchorX: 0.5,
			anchorY: 0.5,
			alpha: 0.2
		});
		quantumShardOverlay.x = 2048 / 2;
		quantumShardOverlay.y = 2732 / 2;
		game.addChild(quantumShardOverlay);
	}
	// Clear any existing mini miners.
	miniMiners.forEach(function (mini) {
		if (mini.parent) {
			mini.parent.removeChild(mini);
		}
	});
	miniMiners = [];
	// Gather valid targets from clusters…
	var validTargets = [];
	clusters.forEach(function (cluster) {
		cluster.oreList.forEach(function (ore) {
			if (ore.health > 0 && ore.parent) {
				validTargets.push(ore);
			}
		});
	});
	// …and from special ores.
	for (var type in specialOres) {
		if (specialOres[type] && specialOres[type].children.length > 0) {
			var ore = specialOres[type].children[0];
			if (ore.health > 0 && ore.parent) {
				validTargets.push(ore);
			}
		}
	}
	if (validTargets.length === 0) {
		return; // nothing to attack.
	}
	// Determine target assignment for five mini miners.
	var targetsForMinis = [];
	if (validTargets.length >= 5) {
		// Shuffle and pick five different targets.
		validTargets.sort(function () {
			return 0.5 - Math.random();
		});
		targetsForMinis = validTargets.slice(0, 5);
	} else {
		// If fewer than five, all mini miners share the same target.
		for (var i = 0; i < 5; i++) {
			targetsForMinis.push(validTargets[0]);
		}
	}
	// Spawn exactly five mini miners.
	if (miner) {
		for (var i = 0; i < 5; i++) {
			var mini = new MiniMiner(miner);
			// Position the mini miner near the main miner.
			mini.x = miner.x + (Math.random() - 0.5) * 100;
			mini.y = miner.y + (Math.random() - 0.5) * 100;
			mini.zIndex = 200; // Ensure they are drawn on top.
			// (Assign targets as needed.)
			mini.currentTarget = targetsForMinis[i]; // from your target-assignment code
			miniMiners.push(mini);
			game.addChild(mini);
		}
	}
}
// Meteor Shower effect (for Explosive Ore after Prestige 12): spawn meteors that damage ores.
function triggerMeteorShowerEffect() {
	meteorShowerActive = true;
	if (!meteorShowerBannerShown) {
		showEventBanner("Meteor Shower");
		meteorShowerBannerShown = true;
	}
	var numMeteors = Math.floor(Math.random() * 2) + 3; // 3 or 4 meteors
	for (var i = 0; i < numMeteors; i++) {
		spawnMeteor();
	}
	LK.setTimeout(function () {
		meteorShowerActive = false;
		meteorShowerBannerShown = false;
	}, 5000);
}
function spawnMeteor() {
	var meteor = LK.getAsset('meteor_shower', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	meteor.x = 100 + Math.random() * (2048 - 200);
	meteor.y = -100; // start above screen
	game.addChild(meteor);
	var target = getValidClusterCenter();
	tween(meteor, {
		x: target.x,
		y: target.y
	}, {
		duration: 1000,
		onFinish: function onFinish() {
			var aoe = LK.getAsset('meteor_aoe', {
				anchorX: 0.5,
				anchorY: 0.5,
				alpha: 0.7
			});
			aoe.x = target.x;
			aoe.y = target.y;
			game.addChild(aoe);
			// Damage ores within 50px in each direction (100x100 area)
			clusters.forEach(function (cluster) {
				cluster.oreList.forEach(function (ore) {
					var oreGlobalX = cluster.x + ore.x,
						oreGlobalY = cluster.y + ore.y;
					if (Math.abs(oreGlobalX - target.x) < 50 && Math.abs(oreGlobalY - target.y) < 50) {
						var damage = 100; // high damage value
						ore.health -= damage;
						showFloatingText("Meteor: " + damage, 0xFFFFFF);
						if (ore.health <= 0) {
							ore.cluster.notifyOreDestroyed(ore);
						}
					}
				});
			});
			tween(aoe, {
				alpha: 0
			}, {
				duration: 1000,
				onFinish: function onFinish() {
					aoe.destroy();
				}
			});
			meteor.destroy();
		}
	});
}
/**** 
* UI HELPER: Floating Text
****/ 
// Colors: green for miner hits (0x00FF00), blue for ore taps (0x0000FF), red for drone hits (0xFF0000)
// (For mini miners, we’ll use pink (0xFF69B4) and offset lower.)
function showFloatingText(amount, color) {
	var txt = new Text2("+" + amount, {
		size: 40,
		fill: color,
		stroke: color,
		strokeThickness: 4,
		align: 'center',
		fontWeight: 'bold'
	});
	// Adjust position based on type of hit:
	var offsetX = (Math.random() - 0.5) * 50;
	var offsetY = (Math.random() - 0.5) * 50;
	if (color === 0xFF0000) {
		offsetX += 300;
	} else if (color === 0x0000FF) {
		offsetX -= 300;
	} else if (color === 0xFF69B4) {
		// for mini miners, lower the text
		offsetY += 50;
	}
	txt.x = moneyDisplay.x + moneyDisplay.width / 2 + offsetX;
	txt.y = moneyDisplay.y + moneyDisplay.height + offsetY;
	game.addChild(txt);
	tween(txt, {
		alpha: 0,
		y: txt.y - 20
	}, {
		duration: 1000,
		onFinish: function onFinish() {
			txt.destroy();
		}
	});
}
/**** 
* SPECIAL SPAWNING: Prevent special ores from spawning in clusters.
****/ 
function maybeSpawnCluster(type) {
	// For special ores, do not spawn clusters.
	if (type === "chronostone" || type === "soulember" || type === "quantumshard") {
		return;
	}
	var typeList = ['coal', 'iron', 'gold', 'diamond', 'sapphire', 'emerald', 'ruby'];
	if (typeList.indexOf(type) >= 0) {
		var tIndex = typeList.indexOf(type) + 1;
		if (tIndex > gameState.currentTier) {
			return;
		}
	}
	if (gameState.clusterCount[type] >= gameState.maxClustersPerType) {
		return;
	}
	var cluster = new Cluster(type);
	game.addChild(cluster);
	clusters.push(cluster);
	gameState.clusterCount[type]++;
}
// For special ores, spawn them singularly.
function maybeSpawnSpecialOres() {
	var specialTypes = ['chronostone', 'soulember', 'quantumshard'];
	specialTypes.forEach(function (type) {
		if (!specialOres[type]) {
			if (type === 'chronostone' && gameState.prestigeCount >= 3) {
				spawnSingleOre(type);
			}
			if (type === 'soulember' && gameState.prestigeCount >= 5) {
				spawnSingleOre(type);
			}
			if (type === 'quantumshard' && gameState.prestigeCount >= 8) {
				spawnSingleOre(type);
			}
		}
	});
}
function spawnSingleOre(type) {
	var singleOre = new SingleOre(type);
	var pos = getValidClusterCenter();
	singleOre.x = pos.x;
	singleOre.y = pos.y;
	game.addChild(singleOre);
	specialOres[type] = singleOre;
}
/**** 
* PRESTIGE & BACKGROUND TRANSITION
****/ 
function getPrestigeRequirement() {
	return 1e9 * Math.pow(2, gameState.prestigeCount);
}
function canPrestige() {
	return gameState.money >= getPrestigeRequirement();
}
function calculatePrestigeShards() {
	return 1;
}
/**
* doPrestige:
* - Removes all clusters and drones.
* - Resets upgrades.
* - Resets miner swing speed to its base value.
* - Pauses game during background transition.
* - Initiates background transition. Once complete, resumes gameplay.
*/
function doPrestige() {
	for (var i = clusters.length - 1; i >= 0; i--) {
		var c = clusters[i];
		c.removeChildren();
		if (c.parent) {
			c.parent.removeChild(c);
		}
		clusters.splice(i, 1);
	}
	droneObjects.forEach(function (d) {
		if (d.parent) {
			d.parent.removeChild(d);
		}
	});
	droneObjects = [];
	droneSprites.forEach(function (ds) {
		if (ds.parent) {
			ds.parent.removeChild(ds);
		}
	});
	droneSprites = [];
	var shards = calculatePrestigeShards();
	gameState.prestigeCurrency += shards;
	gameState.prestigeCount++;
	gameState.money = 0;
	gameState.currentTier = 1;
	for (var key in gameState.clusterCount) {
		gameState.clusterCount[key] = 0;
	}
	resetUpgrades();
	gameState.droneLevel = 0;
	if (miner) {
		miner.miningRate = miner.originalMiningRate;
	}
	gamePaused = true;
	handleBackgroundTransition();
	updateUI();
}
function resetUpgrades() {
	gameState.oreMultipliers = {
		coal: 1,
		iron: 1,
		gold: 1,
		diamond: 1,
		sapphire: 1,
		emerald: 1,
		ruby: 1,
		chronostone: 1,
		soulember: 1,
		quantumshard: 1
	};
	gameState.pickaxeLevel = 1;
	gameState.pickaxeBaseMultiplier = 1;
	gameState.tapDamage = 1;
	gameState.respawnTime = 3000;
	gameState.clusterUpgradeTier = 0;
	for (var key in oreUpgrades) {
		oreUpgrades[key].forEach(function (upg) {
			if (upg.initCost === undefined) {
				upg.initCost = upg.cost;
			}
			upg.cost = upg.initCost;
			upg.level = 0;
			upg.purchased = false;
		});
	}
	generalUpgrades.forEach(function (upg) {
		if (upg.initCost === undefined) {
			upg.initCost = upg.cost;
		}
		upg.cost = upg.initCost;
		upg.level = 0;
		upg.purchased = false;
	});
	droneUpgrades.forEach(function (upg) {
		if (upg.initCost === undefined) {
			upg.initCost = upg.cost;
		}
		upg.cost = upg.initCost;
		upg.level = 0;
		upg.purchased = false;
	});
}
function handleBackgroundTransition() {
	var bgAssetId;
	if (gameState.prestigeCount >= 8) {
		bgAssetId = 'background_tier8';
	} else if (gameState.prestigeCount >= 5) {
		bgAssetId = 'background_tier5';
	} else if (gameState.prestigeCount >= 3) {
		bgAssetId = 'background_tier3';
	} else {
		bgAssetId = 'background';
	}
	// Create the new background off–screen (below the visible area)
	var newBg = LK.getAsset(bgAssetId, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	newBg.x = 2048 / 2;
	newBg.y = 2732 + 2732 / 2; // position it below the screen
	newBg.zIndex = -100;
	game.addChildAt(newBg, 0);
	// Ensure currentBackground exists; if not, create it now.
	if (!currentBackground) {
		currentBackground = LK.getAsset(bgAssetId, {
			anchorX: 0.5,
			anchorY: 0.5
		});
		currentBackground.x = 2048 / 2;
		currentBackground.y = 2732 / 2;
		currentBackground.zIndex = -100;
		game.addChildAt(currentBackground, 0);
	}
	var dur = 3000; // transition duration in ms
	// Tween the current background upward (off–screen) 
	tween(currentBackground, {
		y: -2732 / 2
	}, {
		duration: dur,
		onFinish: function onFinish() {
			if (currentBackground && currentBackground.parent) {
				currentBackground.parent.removeChild(currentBackground);
				if (typeof currentBackground.destroy === "function") {
					currentBackground.destroy();
				}
			}
		}
	});
	// Tween the new background upward into view
	tween(newBg, {
		y: 2732 / 2
	}, {
		duration: dur,
		onFinish: function onFinish() {
			currentBackground = newBg;
			gamePaused = false;
			initialSpawn();
		}
	});
}
var clusters = [];
var currentBackground = null;
var nextBackground = null;
var miner = null;
var droneObjects = [];
var droneSprites = [];
var prestigeMainButton = null;
var gamePaused = false;
/**** 
* SPAWN FUNCTIONS
****/ 
function initialSpawn() {
	if (gamePaused) {
		return;
	}
	var allTypes = ['coal', 'iron', 'gold', 'diamond', 'sapphire', 'emerald', 'ruby'];
	allTypes.forEach(function (type, idx) {
		var t = idx + 1;
		if (t <= gameState.currentTier) {
			for (var i = 0; i < gameState.maxClustersPerType; i++) {
				maybeSpawnCluster(type);
			}
		}
	});
	maybeSpawnSpecialOres();
}
function updateDroneObjects() {
	while (droneObjects.length < gameState.droneLevel) {
		var d = new Drone();
		d.x = 200 + Math.random() * (2048 - 400);
		d.y = 200 + Math.random() * (2732 - 400);
		droneObjects.push(d);
		game.addChild(d);
	}
}
function updateDroneSprites() {
	while (droneSprites.length < gameState.droneLevel) {
		var drone = LK.getAsset('drone_asset', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		drone.x = 100 + droneSprites.length * 90;
		drone.y = 200;
		droneSprites.push(drone);
		game.addChild(drone);
	}
}
/**** 
* UPGRADE DATA
****/ 
// (Upgrade data remains unchanged)
var oreUpgrades = {
	coal: [{
		id: 'double_coal',
		name: 'Double Coal Value',
		cost: 100,
		multi: true,
		level: 0,
		maxLevel: 20,
		effect: 'Doubles Coal Value each purchase',
		action: function action() {
			this.level++;
			gameState.oreMultipliers.coal *= 2;
			this.cost *= 2;
		}
	}],
	iron: [{
		id: 'unlock_iron',
		name: 'Unlock Iron Mining',
		cost: 7000,
		effect: 'Allows iron ore clusters to spawn',
		purchased: false,
		action: function action() {
			if (gameState.currentTier < 2) {
				gameState.currentTier = 2;
			}
			for (var i = 0; i < gameState.maxClustersPerType; i++) {
				maybeSpawnCluster('iron');
			}
		}
	}, {
		id: 'double_iron',
		name: 'Double Iron Value',
		cost: 1000,
		multi: true,
		level: 0,
		maxLevel: 20,
		effect: 'Doubles Iron Value each purchase',
		action: function action() {
			this.level++;
			gameState.oreMultipliers.iron *= 2;
			this.cost *= 2;
		}
	}],
	gold: [{
		id: 'unlock_gold',
		name: 'Unlock Gold Mining',
		cost: 70000,
		effect: 'Allows gold ore clusters to spawn',
		purchased: false,
		action: function action() {
			if (gameState.currentTier < 3) {
				gameState.currentTier = 3;
			}
			for (var i = 0; i < gameState.maxClustersPerType; i++) {
				maybeSpawnCluster('gold');
			}
		}
	}, {
		id: 'double_gold',
		name: 'Double Gold Value',
		cost: 20000,
		multi: true,
		level: 0,
		maxLevel: 20,
		effect: 'Doubles Gold Value each purchase',
		action: function action() {
			this.level++;
			gameState.oreMultipliers.gold *= 2;
			this.cost *= 2;
		}
	}],
	diamond: [{
		id: 'unlock_diamond',
		name: 'Unlock Diamond Mining',
		cost: 280000,
		effect: 'Allows diamond ore clusters to spawn',
		purchased: false,
		action: function action() {
			if (gameState.currentTier < 4) {
				gameState.currentTier = 4;
			}
			for (var i = 0; i < gameState.maxClustersPerType; i++) {
				maybeSpawnCluster('diamond');
			}
		}
	}, {
		id: 'double_diamond',
		name: 'Double Diamond Value',
		cost: 50000,
		multi: true,
		level: 0,
		maxLevel: 20,
		effect: 'Doubles Diamond Value each purchase',
		action: function action() {
			this.level++;
			gameState.oreMultipliers.diamond *= 2;
			this.cost *= 2;
		}
	}],
	sapphire: [{
		id: 'unlock_sapphire',
		name: 'Unlock Sapphire Mining',
		cost: 1400000,
		effect: 'Allows sapphire ore clusters to spawn',
		purchased: false,
		action: function action() {
			if (gameState.currentTier < 5) {
				gameState.currentTier = 5;
			}
			for (var i = 0; i < gameState.maxClustersPerType; i++) {
				maybeSpawnCluster('sapphire');
			}
		}
	}, {
		id: 'double_sapphire',
		name: 'Double Sapphire Value',
		cost: 200000,
		multi: true,
		level: 0,
		maxLevel: 20,
		effect: 'Doubles Sapphire Value each purchase',
		action: function action() {
			this.level++;
			gameState.oreMultipliers.sapphire *= 2;
			this.cost *= 2;
		}
	}],
	emerald: [{
		id: 'unlock_emerald',
		name: 'Unlock Emerald Mining',
		cost: 7000000,
		effect: 'Allows emerald ore clusters to spawn',
		purchased: false,
		action: function action() {
			if (gameState.currentTier < 6) {
				gameState.currentTier = 6;
			}
			for (var i = 0; i < gameState.maxClustersPerType; i++) {
				maybeSpawnCluster('emerald');
			}
		}
	}, {
		id: 'double_emerald',
		name: 'Double Emerald Value',
		cost: 1000000,
		multi: true,
		level: 0,
		maxLevel: 20,
		effect: 'Doubles Emerald Value each purchase',
		action: function action() {
			this.level++;
			gameState.oreMultipliers.emerald *= 2;
			this.cost *= 2;
		}
	}],
	ruby: [{
		id: 'unlock_ruby',
		name: 'Unlock Ruby Mining',
		cost: 14000000,
		effect: 'Allows ruby ore clusters to spawn',
		purchased: false,
		action: function action() {
			if (gameState.currentTier < 7) {
				gameState.currentTier = 7;
			}
			for (var i = 0; i < gameState.maxClustersPerType; i++) {
				maybeSpawnCluster('ruby');
			}
		}
	}, {
		id: 'double_ruby',
		name: 'Double Ruby Value',
		cost: 2000000,
		multi: true,
		level: 0,
		maxLevel: 20,
		effect: 'Doubles Ruby Value each purchase',
		action: function action() {
			this.level++;
			gameState.oreMultipliers.ruby *= 2;
			this.cost *= 2;
		}
	}]
};
var generalUpgrades = [{
	id: 'faster_respawn',
	name: 'Quicker Respawn',
	cost: 8000,
	effect: 'Halves respawn time (min 500 ms)',
	multi: true,
	level: 0,
	maxLevel: 3,
	action: function action() {
		gameState.respawnTime = Math.max(500, gameState.respawnTime / 2);
		this.level++;
		this.cost = Math.floor(this.cost * 2);
	}
}, {
	id: 'cluster_up',
	name: 'Cluster Growth',
	cost: 1000,
	effect: 'Increases cluster size range',
	multi: true,
	level: 0,
	maxLevel: 5,
	action: function action() {
		if (gameState.clusterUpgradeTier < gameState.clusterConfigLevels.length - 1) {
			gameState.clusterUpgradeTier++;
		}
		this.level++;
		this.cost += 2000;
	}
}, {
	id: 'pickaxe_buff',
	name: 'Pickaxe DMG +20%',
	cost: 20000,
	effect: 'Increases your total pickaxe damage by 20%',
	multi: true,
	level: 0,
	maxLevel: 20,
	action: function action() {
		this.level++;
		gameState.pickaxeBaseMultiplier *= 1.2;
		this.cost = Math.floor(this.cost * 2);
	}
}, {
	id: 'tap_damage',
	name: 'Tap Damage Upgrade',
	cost: 5000,
	effect: 'Increase tap damage by 50%',
	multi: true,
	level: 0,
	maxLevel: 20,
	action: function action() {
		this.level++;
		gameState.tapDamage *= 1.5;
		this.cost = Math.floor(this.cost * 2);
	}
}, {
	id: 'miner_speed',
	name: 'Miner Swing Speed Upgrade',
	cost: 20000,
	effect: 'Increase miner swing speed (reduce cooldown by 10%)',
	multi: true,
	level: 0,
	maxLevel: 20,
	action: function action() {
		this.level++;
		miner.miningRate = Math.max(1, Math.floor(miner.miningRate * 0.9));
		this.cost = Math.floor(this.cost * 2);
	}
}];
var prestigeUpgrades = [{
	id: 'pickaxe_plus_1',
	name: 'Pickaxe Level +1',
	cost: 3,
	effect: 'Increases pickaxe damage by 1',
	purchased: false,
	action: function action() {
		gameState.pickaxeLevel++;
	}
}, {
	id: 'pickaxe_plus_2',
	name: 'Pickaxe Speed +10%',
	cost: 4,
	effect: 'Reduces mining cooldown by 10%',
	purchased: false,
	action: function action() {
		miner.miningRate = Math.floor(miner.miningRate * 0.90);
		if (miner.miningRate < 1) {
			miner.miningRate = 1;
		}
	}
}, {
	id: 'pickaxe_plus_3',
	name: 'Pickaxe Bonus DMG +2',
	cost: 6,
	effect: 'Increases pickaxe damage by an additional 2',
	purchased: false,
	action: function action() {
		gameState.pickaxeLevel += 2;
	}
}, {
	id: 'pickaxe_plus_4',
	name: 'Mega Pickaxe',
	cost: 15,
	effect: 'Increases pickaxe damage by an additional 5',
	purchased: false,
	action: function action() {
		gameState.pickaxeLevel += 5;
	}
}];
var prestigeDrones = [{
	id: 'drone_speedup',
	name: 'Drone Technology +1',
	cost: 8,
	effect: 'Increases Drone DPS by 50',
	purchased: false,
	action: function action() {
		if (!gameState.droneLevel) {
			gameState.droneLevel = 0;
		}
		gameState.droneLevel += 5;
	}
}, {
	id: 'drone_overclock',
	name: 'Drone Overclock',
	cost: 12,
	effect: 'Increases Drone DPS by 100',
	purchased: false,
	action: function action() {
		gameState.droneLevel += 10;
	}
}];
var droneUpgrades = [{
	id: 'drone_level_1',
	name: 'Buy Drones (Lv +1)',
	cost: 5000,
	effect: 'Each level adds +10 DPS',
	purchased: false,
	multi: true,
	level: 0,
	maxLevel: 20,
	action: function action() {
		if (!gameState.droneLevel) {
			gameState.droneLevel = 0;
		}
		gameState.droneLevel++;
		this.level++;
		this.cost = Math.floor(this.cost * 1.5);
		updateDroneObjects();
	}
}];
/**** 
* UI
****/ 
// Create the upgrade menu container (always on top).
var upgradeMenu = new Container();
upgradeMenu.zIndex = 10000;
var tooltip = new Text2('', {
	size: 40,
	fill: 0xFFFFFF,
	stroke: 0x000000,
	strokeThickness: 4
});
game.addChild(tooltip);
var moneyDisplay = new Text2('$0', {
	size: 80,
	fill: 0xFFFFFF,
	fontWeight: 'bold',
	stroke: 0x000000,
	strokeThickness: 4
});
moneyDisplay.x = 2048 / 2 - moneyDisplay.width / 2;
moneyDisplay.y = 50;
game.addChild(moneyDisplay);
var prestigeDisplay = new Text2('Prestige: 0', {
	size: 50,
	fill: 0xFFFFFF,
	fontWeight: 'bold',
	stroke: 0x000000,
	strokeThickness: 4
});
prestigeDisplay.x = 250;
prestigeDisplay.y = 50;
game.addChild(prestigeDisplay);
var shopOpenButton = LK.getAsset('shop_icon', {
	anchorX: 0.5,
	anchorY: 0.5
});
shopOpenButton.x = 2048 - 150;
shopOpenButton.y = 2732 - 150;
shopOpenButton.down = function () {
	createMainUpgradeMenu();
	game.addChild(upgradeMenu);
	if (upgradeMenu.parent) {
		upgradeMenu.parent.setChildIndex(upgradeMenu, upgradeMenu.parent.children.length - 1);
	}
};
game.addChild(shopOpenButton);
// --- Settings Icon ---
// Place this after you add other UI elements (e.g. near moneyDisplay and shopOpenButton)
var settingsIcon = LK.getAsset('settings_icon', {
	anchorX: 1,
	anchorY: 0
});
settingsIcon.x = 2048 - 20; // adjust as needed (upper right corner)
settingsIcon.y = 20;
settingsIcon.down = function () {
	// Open the settings menu
	createSettingsMenu();
};
game.addChild(settingsIcon);
// Test money button (modified to give $5 TRILLION).
var addMoneyButton = LK.getAsset('test_money_button', {
	anchorX: 0.5,
	anchorY: 0.5
});
addMoneyButton.x = 200;
addMoneyButton.y = 2732 - 300;
addMoneyButton.down = function () {
	gameState.money += 5000000000000;
	updateUI();
};
game.addChild(addMoneyButton);
// Create a simple settings menu with two options: Save Game and Main Menu.
function createSettingsMenu() {
	// Create a container for the settings menu. (You can style this as needed.)
	var settingsMenu = new Container();
	settingsMenu.zIndex = 10000;
	// Background
	var bg = LK.getAsset('rectangle', {
		width: 400,
		height: 300,
		color: 0x333333,
		anchorX: 0.5,
		anchorY: 0.5
	});
	bg.alpha = 0.9;
	bg.x = 2048 - 220;
	bg.y = 120;
	settingsMenu.addChild(bg);
	// Save Game button
	var saveBtn = LK.getAsset('buy_button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	saveBtn.x = bg.x;
	saveBtn.y = bg.y - 50;
	settingsMenu.addChild(saveBtn);
	var saveTxt = new Text2("Save Game", {
		size: 40,
		fill: 0xFFFFFF,
		fontWeight: 'bold'
	});
	saveTxt.anchor.set(0.5);
	saveTxt.x = saveBtn.x;
	saveTxt.y = saveBtn.y;
	settingsMenu.addChild(saveTxt);
	saveBtn.down = function () {
		saveGameNow();
		// Remove the settings menu after saving.
		if (settingsMenu.parent) {
			settingsMenu.parent.removeChild(settingsMenu);
		}
	};
	// Main Menu button
	var mainMenuBtn = LK.getAsset('buy_button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	mainMenuBtn.x = bg.x;
	mainMenuBtn.y = bg.y + 50;
	settingsMenu.addChild(mainMenuBtn);
	var mainMenuTxt = new Text2("Main Menu", {
		size: 40,
		fill: 0xFFFFFF,
		fontWeight: 'bold'
	});
	mainMenuTxt.anchor.set(0.5);
	mainMenuTxt.x = mainMenuBtn.x;
	mainMenuTxt.y = mainMenuBtn.y;
	settingsMenu.addChild(mainMenuTxt);
	mainMenuBtn.down = function () {
		// Remove settings menu and show the main menu.
		if (settingsMenu.parent) {
			settingsMenu.parent.removeChild(settingsMenu);
		}
		createMainMenu();
	};
	// Add settingsMenu to the game (or a UI container)
	game.addChild(settingsMenu);
}
// You may need helper functions to reset your game’s state.
function resetPersistentState() {
	// Reset your persistent state variables. For example:
	gameState = {
		money: 0,
		pickaxeLevel: 1,
		droneLevel: 0,
		currentTier: 1,
		oreMultipliers: {
			coal: 1,
			iron: 1,
			gold: 1,
			diamond: 1,
			sapphire: 1,
			emerald: 1,
			ruby: 1,
			chronostone: 1,
			soulember: 1,
			quantumshard: 1
		},
		respawnTime: 3000,
		maxClustersPerType: 3,
		clusterCount: {
			coal: 0,
			iron: 0,
			gold: 0,
			diamond: 0,
			sapphire: 0,
			emerald: 0,
			ruby: 0,
			chronostone: 0,
			soulember: 0,
			quantumshard: 0
		},
		clusterUpgradeTier: 0,
		prestigeCount: 0,
		prestigeCurrency: 0,
		tapDamage: 1,
		totalMoneyEarned: 0,
		tapCount: 0,
		minerHitCount: 0,
		startTime: Date.now(),
		oreMined: {
			coal: 0,
			iron: 0,
			gold: 0,
			diamond: 0,
			sapphire: 0,
			emerald: 0,
			ruby: 0,
			chronostone: 0,
			soulember: 0,
			quantumshard: 0
		}
	};
	// Also reset upgrades, achievements, etc.
	resetUpgrades();
}
function resetEphemeralState() {
	// Remove clusters, drones, miner, etc.
	clusters.forEach(function (c) {
		c.removeChildren();
		if (c.parent) {
			c.parent.removeChild(c);
		}
	});
	clusters = [];
	droneObjects.forEach(function (d) {
		if (d.parent) {
			d.parent.removeChild(d);
		}
	});
	droneObjects = [];
	if (miner && miner.parent) {
		miner.parent.removeChild(miner);
	}
	miner = null;
}
// Create the main menu screen.
function createMainMenu() {
	var mainMenu = new Container();
	mainMenu.zIndex = 10000;
	// Background (you can style as you wish)
	var bg = LK.getAsset('rectangle', {
		width: 800,
		height: 600,
		color: 0x222222,
		anchorX: 0.5,
		anchorY: 0.5
	});
	bg.x = 2048 / 2;
	bg.y = 2732 / 2;
	mainMenu.addChild(bg);
	// "Load Previous Save" Button
	var loadBtn = LK.getAsset('buy_button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	loadBtn.x = bg.x;
	loadBtn.y = bg.y - 100;
	mainMenu.addChild(loadBtn);
	var loadTxt = new Text2("Load Previous Save", {
		size: 40,
		fill: 0xFFFFFF,
		fontWeight: 'bold'
	});
	loadTxt.anchor.set(0.5);
	loadTxt.x = loadBtn.x;
	loadTxt.y = loadBtn.y;
	mainMenu.addChild(loadTxt);
	loadBtn.down = function (e) {
		e && e.stopPropagation && e.stopPropagation();
		removeMainMenu(mainMenu);
		resetEphemeralState();
		if (storage["previousSave"]) {
			loadPreviousGame();
		} else {
			resetPersistentState();
		}
		startGame();
	};
	// "New Game" Button
	var newGameBtn = LK.getAsset('buy_button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	newGameBtn.x = bg.x;
	newGameBtn.y = bg.y + 100;
	mainMenu.addChild(newGameBtn);
	var newGameTxt = new Text2("New Game", {
		size: 40,
		fill: 0xFFFFFF,
		fontWeight: 'bold'
	});
	newGameTxt.anchor.set(0.5);
	newGameTxt.x = newGameBtn.x;
	newGameTxt.y = newGameBtn.y;
	mainMenu.addChild(newGameTxt);
	newGameBtn.down = function (e) {
		e && e.stopPropagation && e.stopPropagation();
		removeMainMenu(mainMenu);
		resetPersistentState();
		startGame();
	};
	// Add the main menu to the game.
	game.addChild(mainMenu);
}
// Helper to remove the main menu.
function removeMainMenu(menu) {
	if (menu && menu.parent) {
		menu.parent.removeChild(menu);
	}
}
/**** 
* UPGRADE MODAL HELPER
****/ 
function showUpgradeModal(upg, btn, callback) {
	var modal = new Container();
	var bg = LK.getAsset('upgrade_popup_bg', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	modal.addChild(bg);
	var nextCost = upg.multi ? Math.floor(upg.cost * 2) : upg.cost;
	var textStr = upg.effect + "\nCost: $" + upg.cost;
	if (upg.multi) {
		textStr += "   Next: $" + nextCost;
	}
	var desc = new Text2(textStr, {
		size: 35,
		fill: 0x000000,
		stroke: 0x000000,
		strokeThickness: 4,
		align: 'center',
		fontWeight: 'bold'
	});
	desc.anchor.set(0.5);
	desc.y = -50;
	modal.addChild(desc);
	var upgradeBtn = LK.getAsset('upgrade_confirm_button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	upgradeBtn.x = -100;
	upgradeBtn.y = 50;
	modal.addChild(upgradeBtn);
	var upgradeTxt = new Text2("Upgrade", {
		size: 35,
		fill: 0x000000,
		stroke: 0xFFFFFF,
		strokeThickness: 4,
		align: 'center',
		fontWeight: 'bold'
	});
	upgradeTxt.anchor.set(0.5);
	upgradeTxt.x = upgradeBtn.x;
	upgradeTxt.y = upgradeBtn.y;
	modal.addChild(upgradeTxt);
	var cancelBtn = LK.getAsset('cancelButton', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	cancelBtn.x = 100;
	cancelBtn.y = 50;
	modal.addChild(cancelBtn);
	modal.x = btn.x;
	modal.y = btn.y - 150;
	upgradeMenu.addChild(modal);
	if (upgradeMenu.parent) {
		upgradeMenu.parent.setChildIndex(upgradeMenu, upgradeMenu.parent.children.length - 1);
	}
	upgradeBtn.down = function () {
		callback(true);
		modal.destroy();
	};
	cancelBtn.down = function () {
		callback(false);
		modal.destroy();
	};
	upgradeMenu.down = function (event) {
		modal.destroy();
	};
}
/**** 
* PRESTIGE MODAL
****/ 
function showPrestigeModal() {
	var modal = new Container();
	var popup = LK.getAsset('prestige_popup', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	modal.addChild(popup);
	var req = getPrestigeRequirement();
	var prompt = new Text2("Prestige?\nYou need: $" + req.toLocaleString() + "\nYou have: $" + Math.floor(gameState.money).toLocaleString(), {
		size: 40,
		fill: 0xFFFFFF,
		stroke: 0x000000,
		strokeThickness: 4,
		align: 'center',
		fontWeight: 'bold'
	});
	prompt.anchor.set(0.5);
	modal.addChild(prompt);
	popup.x = 0;
	popup.y = 0;
	prompt.x = 0;
	prompt.y = -30;
	var yesBtn = LK.getAsset('yes_button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	yesBtn.x = -100;
	yesBtn.y = 60;
	modal.addChild(yesBtn);
	var noBtn = LK.getAsset('cancelButton', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	noBtn.x = 100;
	noBtn.y = 60;
	modal.addChild(noBtn);
	modal.x = 2048 / 2;
	modal.y = 2732 / 2;
	upgradeMenu.addChild(modal);
	yesBtn.down = function () {
		if (canPrestige()) {
			doPrestige();
			modal.destroy();
			upgradeMenu.removeChild(modal);
		}
	};
	noBtn.down = function () {
		modal.destroy();
		upgradeMenu.removeChild(modal);
	};
	upgradeMenu.down = function (event) {
		modal.destroy();
	};
}
/**** 
* MAIN UPGRADE MENU
****/ 
function createMainUpgradeMenu() {
	upgradeMenu.removeChildren();
	subUpgradeItemRefs = [];
	var menuBg = LK.getAsset('rectangle', {
		width: 1800,
		height: 2200,
		color: 0x2a2a2a,
		anchorX: 0.5,
		anchorY: 0.5
	});
	menuBg.alpha = 0.9;
	menuBg.x = 2048 / 2;
	menuBg.y = 2732 / 2 + 50;
	upgradeMenu.addChild(menuBg);
	var categories = [{
		name: 'Coal Upgrades',
		type: 'coal'
	}, {
		name: 'Iron Upgrades',
		type: 'iron'
	}, {
		name: 'Gold Upgrades',
		type: 'gold'
	}, {
		name: 'Diamond Upgrades',
		type: 'diamond'
	}, {
		name: 'Sapphire Upgrades',
		type: 'sapphire'
	}, {
		name: 'Emerald Upgrades',
		type: 'emerald'
	}, {
		name: 'Ruby Upgrades',
		type: 'ruby'
	}, {
		name: 'General Upgrades',
		type: 'general'
	}, {
		name: 'Drones',
		type: 'drones'
	}, {
		name: 'Achievements',
		type: 'achievements'
	}, {
		name: 'Prestige',
		type: 'prestige'
	}, {
		name: 'Game Stats',
		type: 'stats'
	}];
	var colSpacing = 400,
		rowSpacing = 300;
	for (var i = 0; i < categories.length; i++) {
		var col = i % 2,
			row = Math.floor(i / 2);
		var x = menuBg.x + (col === 0 ? -colSpacing : colSpacing);
		var y = menuBg.y - 800 + row * rowSpacing;
		var btn = LK.getAsset('buy_button', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		btn.x = x;
		btn.y = y;
		upgradeMenu.addChild(btn);
		var txt = new Text2(categories[i].name, {
			size: 50,
			fill: 0x000000,
			stroke: 0xFFFFFF,
			strokeThickness: 4,
			align: 'center',
			fontWeight: 'bold'
		});
		txt.anchor.set(0.5);
		txt.x = btn.x;
		txt.y = btn.y;
		upgradeMenu.addChild(txt);
		btn.down = function (cat) {
			return function (event) {
				event.stopPropagation && event.stopPropagation();
				hideUpgradeDesc();
				if (cat.type === 'general') {
					createSubUpgradeMenu('General Upgrades', generalUpgrades);
				} else if (cat.type === 'drones') {
					createSubUpgradeMenu('Drone Upgrades', droneUpgrades);
				} else if (cat.type === 'achievements') {
					createAchievementsMenu();
				} else if (cat.type === 'prestige') {
					createPrestigeMenu();
				} else if (cat.type === 'stats') {
					createStatsMenu();
				} else {
					createSubUpgradeMenu(cat.name, oreUpgrades[cat.type]);
				}
			};
		}(categories[i]);
	}
	var closeBtn = LK.getAsset('cancelButton', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	closeBtn.x = menuBg.x + 750;
	closeBtn.y = menuBg.y - 950;
	closeBtn.down = function () {
		game.removeChild(upgradeMenu);
	};
	upgradeMenu.addChild(closeBtn);
	upgradeMenu.down = function (event) {
		hideUpgradeDesc();
	};
	if (upgradeMenu.parent) {
		upgradeMenu.parent.setChildIndex(upgradeMenu, upgradeMenu.parent.children.length - 1);
	}
}
var subUpgradeItemRefs = [];
function createSubUpgradeMenu(title, upgList) {
	upgradeMenu.removeChildren();
	subUpgradeItemRefs = [];
	var menuBg = LK.getAsset('rectangle', {
		width: 1800,
		height: 2200,
		color: 0x2a2a2a,
		anchorX: 0.5,
		anchorY: 0.5
	});
	menuBg.alpha = 0.9;
	menuBg.x = 2048 / 2;
	menuBg.y = 2732 / 2 + 50;
	upgradeMenu.addChild(menuBg);
	var titleText = new Text2(title, {
		size: 60,
		fill: 0x000000,
		stroke: 0xFFFFFF,
		strokeThickness: 4,
		align: 'center',
		fontWeight: 'bold'
	});
	titleText.anchor.set(0.5);
	titleText.x = menuBg.x;
	titleText.y = menuBg.y - 1000;
	upgradeMenu.addChild(titleText);
	var startY = menuBg.y - 800,
		colSpacing = 400;
	for (var i = 0; i < upgList.length; i++) {
		var col = i % 2,
			row = Math.floor(i / 2);
		var btn = LK.getAsset('buy_button', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		btn.x = menuBg.x + (col === 0 ? -colSpacing : colSpacing);
		btn.y = startY + row * 250;
		upgradeMenu.addChild(btn);
		var displayName = upgList[i].name;
		if (typeof upgList[i].level === 'number' && upgList[i].level > 0) {
			displayName += " (Lv " + upgList[i].level + ")";
		}
		var txt = new Text2(displayName + "\nCost: $" + upgList[i].cost, {
			size: 45,
			fill: 0x000000,
			stroke: 0xFFFFFF,
			strokeThickness: 4,
			align: 'center',
			fontWeight: 'bold'
		});
		txt.anchor.set(0.5);
		txt.x = btn.x;
		txt.y = btn.y;
		upgradeMenu.addChild(txt);
		btn.down = function (upg, btn) {
			return function (event) {
				event.stopPropagation && event.stopPropagation();
				showUpgradeModal(upg, btn, function (confirmed) {
					if (confirmed && canPurchaseUpgrade(upgList, upg)) {
						gameState.money -= upg.cost;
						upg.purchased = true;
						upg.action();
						updateUI();
						createSubUpgradeMenu(title, upgList);
					}
				});
			};
		}(upgList[i], btn);
		subUpgradeItemRefs.push({
			upgList: upgList,
			upgrade: upgList[i],
			textObj: txt
		});
	}
	var backBtn = LK.getAsset('cancelButton', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	backBtn.x = menuBg.x + 700;
	backBtn.y = menuBg.y - 1000;
	backBtn.down = function () {
		createMainUpgradeMenu();
	};
	upgradeMenu.addChild(backBtn);
	upgradeMenu.down = function (event) {
		hideUpgradeDesc();
	};
}
function canPurchaseUpgrade(upgList, upg) {
	if (upg.requires) {
		var needed = upgList.find(function (u) {
			return u.id === upg.requires;
		});
		if (!needed || !needed.purchased) {
			return false;
		}
	}
	if (upg.multi && upg.maxLevel !== undefined && upg.level >= upg.maxLevel) {
		return false;
	}
	if (!upg.multi && upg.purchased) {
		return false;
	}
	if (gameState.money < upg.cost) {
		return false;
	}
	return true;
}
/**** 
* GAME LOOP
****/ 
var quantumSelectTimer = 0,
	quantumSelectionActive = false;
game.update = function () {
	if (!gamePaused && miner) {
		miner.update();
	}
	for (var i = 0; i < droneObjects.length; i++) {
		droneObjects[i].updateDrone();
	}
	if (typeof LK.time !== 'undefined' && LK.time.elapsed % 60 === 0) {
		droneDamageTick();
	}
	clusters.forEach(function (cluster) {
		cluster.oreList.forEach(function (ore) {
			if (ore.health > 0) {
				var fraction = ore.health / ore.maxHealth;
				ore.healthBar.width = 120 * fraction;
				ore.healthBar.fill = interpolateColor(0xFF0000, 0x00FF00, fraction);
				ore.alpha = fraction;
			}
		});
	});
	if (upgradeMenu.parent) {
		subUpgradeItemRefs.forEach(function (ref) {
			var upg = ref.upgrade;
			var canBuy = canPurchaseUpgrade(ref.upgList, upg);
			if (ref.textObj && ref.textObj.style) {
				ref.textObj.style.fill = canBuy ? 0xFFFFFF : 0x666666;
			}
		});
	}
	// Update dynamic game stats if the stats menu is open.
	if (statsTextObj) {
		var oreTypes = ['coal', 'iron', 'gold', 'diamond', 'sapphire', 'emerald', 'ruby', 'chronostone', 'soulember', 'quantumshard'];
		var oreStats = "";
		oreTypes.forEach(function (type) {
			var oreName = type.charAt(0).toUpperCase() + type.slice(1);
			oreStats += oreName + " Mined: " + (gameState.oreMined[type] || 0) + "\n";
		});
		var newStatsText = "";
		newStatsText += oreStats;
		newStatsText += "Total Money Earned: $" + gameState.totalMoneyEarned.toLocaleString() + "\n";
		var achievedCount = achievements.filter(function (a) {
			return a.achieved;
		}).length;
		newStatsText += "Achievements: " + achievedCount + "/" + achievements.length + "\n";
		newStatsText += "Prestige Count: " + gameState.prestigeCount + "\n";
		var timePlayed = Math.floor((Date.now() - gameState.startTime) / 1000);
		newStatsText += "Time Played: " + timePlayed + " sec\n";
		newStatsText += "Ore Taps: " + gameState.tapCount + "\n";
		newStatsText += "Miner Hits: " + gameState.minerHitCount + "\n";
		var fullyUpgraded = 0;
		for (var key in oreUpgrades) {
			oreUpgrades[key].forEach(function (upg) {
				if (upg.level >= upg.maxLevel) {
					fullyUpgraded++;
				}
			});
		}
		newStatsText += "Fully Upgraded Ore Upgrades: " + fullyUpgraded + "\n";
		statsTextObj.setText(newStatsText);
	}
	// Update Chronostone effect timer and overlay.
	if (chronostoneActive) {
		chronostoneTimer--;
		if (chronostoneTimerText) {
			var secondsLeft = Math.ceil(chronostoneTimer / 60);
			chronostoneTimerText.setText(secondsLeft.toString());
		}
		if (chronostoneTimer <= 0) {
			chronostoneActive = false;
			if (chronostoneOverlay && chronostoneOverlay.parent) {
				chronostoneOverlay.parent.removeChild(chronostoneOverlay);
				chronostoneOverlay.destroy();
				chronostoneOverlay = null;
			}
			if (chronostoneTimerText && chronostoneTimerText.parent) {
				chronostoneTimerText.parent.removeChild(chronostoneTimerText);
				chronostoneTimerText.destroy();
				chronostoneTimerText = null;
			}
			if (miner) {
				miner.speedBoostMultiplier /= 2;
			}
			chronostoneBannerShown = false;
		}
	}
	// Update Quantum Shard effect (mini miners).
	if (quantumShardActive) {
		quantumShardTimer--;
		miniMiners.forEach(function (mini) {
			mini.update();
		});
		if (quantumShardTimer <= 0) {
			miniMiners.forEach(function (mini) {
				if (mini.parent) {
					mini.parent.removeChild(mini);
				}
			});
			miniMiners = [];
			quantumShardActive = false;
			if (quantumShardOverlay && quantumShardOverlay.parent) {
				quantumShardOverlay.parent.removeChild(quantumShardOverlay);
				quantumShardOverlay.destroy();
				quantumShardOverlay = null;
			}
			quantumShardBannerShown = false;
		}
	}
	achievements.forEach(function (ach) {
		if (!ach.achieved && ach.condition()) {
			ach.achieved = true;
			var achText = new Text2("Achievement Unlocked: " + ach.name, {
				size: 40,
				fill: 0xFFFF00,
				stroke: 0x000000,
				strokeThickness: 4,
				fontWeight: 'bold'
			});
			achText.x = 2048 / 2;
			achText.y = 100;
			game.addChild(achText);
			tween(achText, {
				alpha: 0
			}, {
				duration: 2000,
				onFinish: function onFinish() {
					achText.destroy();
				}
			});
		}
	});
	if (canPrestige()) {
		if (!prestigeMainButton) {
			prestigeMainButton = LK.getAsset('prestige_main_button', {
				anchorX: 0.5,
				anchorY: 0.5
			});
			prestigeMainButton.x = 150;
			prestigeMainButton.y = 2732 - 150;
			prestigeMainButton.down = function () {
				doPrestige();
				if (prestigeMainButton && prestigeMainButton.parent) {
					prestigeMainButton.parent.removeChild(prestigeMainButton);
					prestigeMainButton = null;
				}
			};
			game.addChild(prestigeMainButton);
		}
	} else {
		if (prestigeMainButton) {
			if (prestigeMainButton.parent) {
				prestigeMainButton.parent.removeChild(prestigeMainButton);
			}
			prestigeMainButton = null;
		}
	}
	if (upgradeMenu && upgradeMenu.parent) {
		upgradeMenu.parent.setChildIndex(upgradeMenu, upgradeMenu.parent.children.length - 1);
	}
};
function droneDamageTick() {
	var dps = getDroneDPS();
	if (dps <= 0) {
		return;
	}
	var allValidOres = [];
	clusters.forEach(function (c) {
		c.oreList.forEach(function (ore) {
			if (ore.health > 0 && ore.tier <= gameState.currentTier) {
				allValidOres.push(ore);
			}
		});
	});
	if (allValidOres.length === 0) {
		return;
	}
	var damageRemaining = dps;
	while (damageRemaining > 0 && allValidOres.length > 0) {
		var randomIndex = Math.floor(Math.random() * allValidOres.length);
		var ore = allValidOres[randomIndex];
		var chunk = Math.min(damageRemaining, 10);
		ore.health -= chunk;
		damageRemaining -= chunk;
		if (ore.health <= 0) {
			var baseValue = ore.getValue();
			gameState.money += baseValue;
			updateUI();
			ore.cluster.notifyOreDestroyed(ore);
			spawnMiningParticles(ore, 5);
			allValidOres.splice(randomIndex, 1);
		}
	}
}
/**** 
* UI REFRESH & SAVE/LOAD
****/ 
function updateUI() {
	moneyDisplay.setText("$" + Math.floor(gameState.money).toLocaleString());
	moneyDisplay.x = 2048 / 2 - moneyDisplay.width / 2;
	prestigeDisplay.setText("Prestige: " + gameState.prestigeCount);
}
LK.saveGame = function () {
	return gameState;
};
LK.loadGame = function (data) {
	gameState = data;
	updateUI();
};
// Save game data into a single storage key ("previousSave").
function saveGameNow() {
	var saveData = LK.saveGame(); // This returns your progress data (e.g. gameState, upgrades, etc.)
	var serialized = customSerialize(saveData);
	storage["previousSave"] = serialized;
	console.log("Game saved to previousSave:", serialized);
	// Display floating text; you may reuse your showFloatingText() helper.
	showFloatingText("+Game Saved", 0x00FF00);
}
// Load the previous game (if it exists).
function loadPreviousGame() {
	var serialized = storage["previousSave"];
	if (serialized) {
		var data = customDeserialize(serialized);
		LK.loadGame(data);
		console.log("Game loaded from previousSave:", data);
	}
}
/**** 
* START GAME
****/ 
function startGame() {
	currentBackground = LK.getAsset('background', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	currentBackground.x = 2048 / 2;
	currentBackground.y = 2732 / 2;
	currentBackground.zIndex = -100;
	game.addChildAt(currentBackground, 0);
	miner = new Miner();
	miner.x = 2048 / 2;
	miner.y = 2732 / 2;
	game.addChild(miner);
	initialSpawn();
	updateUI();
}
startGame();
game.pauseForQuantumSelection = function () {
	quantumSelectionActive = true;
	quantumSelectTimer = 0;
};
function createPrestigeMenu() {
	upgradeMenu.removeChildren();
	var menuBg = LK.getAsset('rectangle', {
		width: 1800,
		height: 2200,
		color: 0x444444,
		anchorX: 0.5,
		anchorY: 0.5
	});
	menuBg.alpha = 0.9;
	menuBg.x = 2048 / 2;
	menuBg.y = 2732 / 2 + 50;
	upgradeMenu.addChild(menuBg);
	var titleText = new Text2("Prestige Upgrades", {
		size: 60,
		fill: 0xFFFFFF,
		stroke: 0x000000,
		strokeThickness: 4,
		align: "center",
		fontWeight: 'bold'
	});
	titleText.anchor.set(0.5);
	titleText.x = menuBg.x;
	titleText.y = menuBg.y - 1000;
	upgradeMenu.addChild(titleText);
	var startY = menuBg.y - 800;
	var colSpacing = 400;
	for (var i = 0; i < prestigeUpgrades.length; i++) {
		var col = i % 2,
			row = Math.floor(i / 2);
		var btn = LK.getAsset('buy_button', {
			anchorX: 0.5,
			anchorY: 0.5
		});
		btn.x = menuBg.x + (col === 0 ? -colSpacing : colSpacing);
		btn.y = startY + row * 250;
		upgradeMenu.addChild(btn);
		var displayName = prestigeUpgrades[i].name;
		var txt = new Text2(displayName + "\nCost: " + prestigeUpgrades[i].cost + " Shards", {
			size: 45,
			fill: 0x000000,
			stroke: 0xFFFFFF,
			strokeThickness: 4,
			align: 'center',
			fontWeight: 'bold'
		});
		txt.anchor.set(0.5);
		txt.x = btn.x;
		txt.y = btn.y;
		upgradeMenu.addChild(txt);
		btn.down = function (upg, btn) {
			return function (event) {
				event.stopPropagation && event.stopPropagation();
				showUpgradeModal(upg, btn, function (confirmed) {
					if (confirmed && canPurchaseUpgrade(prestigeUpgrades, upg)) {
						gameState.prestigeCurrency -= upg.cost;
						upg.purchased = true;
						upg.action();
						updateUI();
						createPrestigeMenu();
					}
				});
			};
		}(prestigeUpgrades[i], btn);
	}
	var backBtn = LK.getAsset('cancelButton', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	backBtn.x = menuBg.x + 700;
	backBtn.y = menuBg.y - 1000;
	backBtn.down = function () {
		createMainUpgradeMenu();
	};
	upgradeMenu.addChild(backBtn);
}
function createAchievementsMenu() {
	upgradeMenu.removeChildren();
	var menuBg = LK.getAsset('rectangle', {
		width: 1800,
		height: 2200,
		color: 0x333333,
		anchorX: 0.5,
		anchorY: 0.5
	});
	menuBg.alpha = 0.9;
	menuBg.x = 2048 / 2;
	menuBg.y = 2732 / 2 + 50;
	upgradeMenu.addChild(menuBg);
	var titleText = new Text2("Achievements", {
		size: 60,
		fill: 0x000000,
		stroke: 0xFFFFFF,
		strokeThickness: 4,
		align: "center",
		fontWeight: 'bold'
	});
	titleText.anchor.set(0.5);
	titleText.x = menuBg.x;
	titleText.y = menuBg.y - 1000;
	upgradeMenu.addChild(titleText);
	var yStart = menuBg.y - 800,
		spacing = 150;
	achievements.forEach(function (ach, index) {
		var container = new Container();
		container.x = menuBg.x;
		container.y = yStart + index * spacing;
		var title = new Text2(ach.name, {
			size: 50,
			fill: 0x000000,
			stroke: 0xFFFFFF,
			strokeThickness: 4,
			fontWeight: 'bold'
		});
		title.anchor.set(0.5);
		container.addChild(title);
		if (ach.target !== undefined) {
			var currentProgress = ach.id === 'coal_miner' ? gameState.oreMined.coal : 0;
			var progressBarBg = LK.getAsset('achievement_bar', {
				width: 400,
				height: 30,
				color: 0x555555,
				anchorX: 0,
				anchorY: 0.5
			});
			progressBarBg.x = -200;
			progressBarBg.y = 50;
			container.addChild(progressBarBg);
			var progressWidth = Math.min(currentProgress / ach.target * 400, 400);
			var progressBarFg = LK.getAsset('rectangle', {
				width: progressWidth,
				height: 30,
				color: 0x00FF00,
				anchorX: 0,
				anchorY: 0.5
			});
			progressBarFg.x = -200;
			progressBarFg.y = 50;
			container.addChild(progressBarFg);
			var progressText = new Text2(currentProgress + "/" + ach.target, {
				size: 30,
				fill: 0x000000,
				stroke: 0xFFFFFF,
				strokeThickness: 4,
				fontWeight: 'bold'
			});
			progressText.anchor.set(0.5);
			progressText.x = 0;
			progressText.y = 50;
			container.addChild(progressText);
		}
		if (ach.achieved) {
			var achievedText = new Text2("Achieved!", {
				size: 30,
				fill: 0x000000,
				stroke: 0xFFFFFF,
				strokeThickness: 4,
				fontWeight: 'bold'
			});
			achievedText.anchor.set(0.5);
			achievedText.x = 300;
			achievedText.y = 0;
			container.addChild(achievedText);
		}
		upgradeMenu.addChild(container);
	});
	var backBtn = LK.getAsset('cancelButton', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	backBtn.x = menuBg.x + 700;
	backBtn.y = menuBg.y - 1000;
	backBtn.down = function () {
		createMainUpgradeMenu();
	};
	upgradeMenu.addChild(backBtn);
}
function createStatsMenu() {
	upgradeMenu.removeChildren();
	var menuBg = LK.getAsset('rectangle', {
		width: 1800,
		height: 2200,
		color: 0x222222,
		anchorX: 0.5,
		anchorY: 0.5
	});
	menuBg.alpha = 0.9;
	menuBg.x = 2048 / 2;
	menuBg.y = 2732 / 2 + 50;
	upgradeMenu.addChild(menuBg);
	var titleText = new Text2("Game Stats", {
		size: 60,
		fill: 0xFFFFFF,
		stroke: 0x000000,
		strokeThickness: 4,
		align: "center",
		fontWeight: 'bold'
	});
	titleText.anchor.set(0.5);
	titleText.x = menuBg.x;
	titleText.y = menuBg.y - 1000;
	upgradeMenu.addChild(titleText);
	var statsText = "";
	statsText += "Total Money Earned: $" + gameState.totalMoneyEarned.toLocaleString() + "\n";
	var achievedCount = achievements.filter(function (a) {
		return a.achieved;
	}).length;
	statsText += "Achievements: " + achievedCount + "/" + achievements.length + "\n";
	statsText += "Prestige Count: " + gameState.prestigeCount + "\n";
	var timePlayed = Math.floor((Date.now() - gameState.startTime) / 1000);
	statsText += "Time Played: " + timePlayed + " sec\n";
	statsText += "Ore Taps: " + gameState.tapCount + "\n";
	statsText += "Miner Hits: " + gameState.minerHitCount + "\n";
	var fullyUpgraded = 0;
	for (var key in oreUpgrades) {
		oreUpgrades[key].forEach(function (upg) {
			if (upg.level >= upg.maxLevel) {
				fullyUpgraded++;
			}
		});
	}
	statsText += "Fully Upgraded Ore Upgrades: " + fullyUpgraded + "\n";
	// Create the dynamic stats text object, centered in the menu.
	statsTextObj = new Text2(statsText, {
		size: 40,
		fill: 0xFFFFFF,
		stroke: 0x000000,
		strokeThickness: 4,
		fontWeight: 'bold',
		align: 'center'
	});
	statsTextObj.anchor.set(0.5);
	statsTextObj.x = menuBg.x;
	statsTextObj.y = menuBg.y; // center it vertically within the background
	upgradeMenu.addChild(statsTextObj);
	var backBtn = LK.getAsset('cancelButton', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	backBtn.x = menuBg.x + 700;
	backBtn.y = menuBg.y - 1000;
	backBtn.down = function () {
		createMainUpgradeMenu();
	};
	upgradeMenu.addChild(backBtn);
}

===================================================================
--- original.js
+++ change.js
@@ -19,9 +19,12 @@
 	// Use the helper to generate a valid spawn position (avoiding UI areas)
 	var center = getValidClusterCenter();
 	self.x = center.x;
 	self.y = center.y;
-	var cc = gameState.clusterConfig;
+	var cc = gameState.clusterConfig || {
+		min: 2,
+		max: 3
+	}; // Default values if undefined
 	var count = randomInt(cc.min, cc.max);
 	for (var i = 0; i < count; i++) {
 		var ore = new Ore(type, self);
 		ore.x = (Math.random() - 0.5) * 120;