/**** 
* 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;
	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
	});
	// Set a higher zIndex so that the miner is drawn above ore clusters.
	self.zIndex = 100;
	self.speed = 5;
	self.currentTarget = null;
	// Increase the mining range so the miner stops farther from the ore.
	self.miningRange = 50;
	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 = [];
		// Include ores from clusters
		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);
				}
			});
		});
		// Also include special ores from the specialOres object
		for (var type in specialOres) {
			if (specialOres[type] && specialOres[type].children.length > 0) {
				var specialOre = specialOres[type].children[0];
				if (specialOre.health > 0 && specialOre.parent) {
					validOre.push(specialOre);
				}
			}
		}
		if (validOre.length === 0) {
			self.currentTarget = null;
			return;
		}
		// Sort by distance and select the closest target.
		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();
		playMiningHitSound(ore.type);
		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();
			}
			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
****/ 
// Create global container layers:
function _typeof3(o) {
	"@babel/helpers - typeof";
	return _typeof3 = "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;
	}, _typeof3(o);
}
var backgroundContainer = new Container();
var midgroundContainer = new Container();
var foregroundContainer = new Container();
// Add the layers to the game in proper order:
game.addChild(backgroundContainer);
game.addChild(midgroundContainer);
game.addChild(foregroundContainer);
var currentSong = null;
var miningHitSounds = {
	coal: ['mine_coal_1', 'mine_coal_2', 'mine_coal_3'],
	iron: ['mine_iron1', 'mine_iron2', 'mine_iron3'],
	gold: ['mine_gold1', 'mine_gold2', 'mine_gold3'],
	diamond: ['mine_diamond1', 'mine_diamond2', 'mine_diamond3'],
	sapphire: ['mine_sapphire1', 'mine_sapphire2', 'mine_sapphire3'],
	emerald: ['mine_emerald1', 'mine_emerald2', 'mine_emerald3'],
	ruby: ['mine_ruby1', 'mine_ruby2', 'mine_ruby3']
};
function playMiningHitSound(oreType) {
	var sounds = miningHitSounds[oreType];
	if (sounds) {
		var index = Math.floor(Math.random() * sounds.length);
		var sound = LK.getSound(sounds[index]);
		if (sound) {
			sound.play();
		}
	}
}
// Clear current game objects and show the load game screen. 
function resetEphemeralState() {
	// Reset clusters array and any ephemeral state
	clusters = [];
	specialOres = {
		chronostone: null,
		soulember: null,
		quantumshard: null
	};
	// Reset the cluster counts so that the spawn logic works again.
	gameState.clusterCount = {
		coal: 0,
		iron: 0,
		gold: 0,
		diamond: 0,
		sapphire: 0,
		emerald: 0,
		ruby: 0,
		chronostone: 0,
		soulember: 0,
		quantumshard: 0
	};
	// (Reset other ephemeral arrays if needed)
	droneObjects = [];
	droneSprites = [];
	miniMiners = [];
}
// ================================
// CUSTOM SAVE/LOAD HELPERS
// ================================
// Helper function to get a valid cluster center position
// ================================
// JSON POLYFILL (if JSON is not defined)
// ================================
function _typeof2(o) {
	"@babel/helpers - typeof";
	return _typeof2 = "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;
	}, _typeof2(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];
				if (value !== null && _typeof3(value) === "object") {
					if (Array.isArray(value)) {
						// If the array elements are objects, serialize each with an index.
						if (value.length > 0 && _typeof3(value[0]) === "object" && value[0] !== null) {
							for (var i = 0; i < value.length; i++) {
								pairs = pairs.concat(flatten(value[i], key + "[" + i + "]"));
							}
						} else {
							// Otherwise, join the array items (assuming they’re primitives)
							pairs.push(key + "=" + value.join(","));
						}
					} else {
						// For regular objects, recursively flatten.
						pairs = pairs.concat(flatten(value, key));
					}
				} else {
					pairs.push(key + "=" + value);
				}
			}
		}
		return pairs;
	}
	var flatPairs = flatten(obj);
	return flatPairs.join(";");
}
// Rebuilds an object from a string produced by customSerialize().
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("=");
		// Convert strings to booleans or numbers when appropriate.
		if (value === "true") {
			value = true;
		} else if (value === "false") {
			value = false;
		} else if (!isNaN(Number(value))) {
			value = Number(value);
		}
		// If value contains commas, treat it as an array of primitives.
		if (typeof value === "string" && value.indexOf(",") !== -1 && 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;
			});
		}
		// Split the key on dot notation and also handle array indices.
		var keyParts = key.split(".");
		var cur = obj;
		for (var i = 0; i < keyParts.length; i++) {
			var part = keyParts[i];
			var arrayMatch = part.match(/(.*)\[(\d+)\]$/);
			if (arrayMatch) {
				var propName = arrayMatch[1];
				var index = Number(arrayMatch[2]);
				if (!cur[propName]) {
					cur[propName] = [];
				}
				if (i === keyParts.length - 1) {
					cur[propName][index] = value;
				} else {
					if (!cur[propName][index]) {
						cur[propName][index] = {};
					}
					cur = cur[propName][index];
				}
			} else {
				if (i === keyParts.length - 1) {
					cur[part] = value;
				} else {
					if (!cur[part]) {
						cur[part] = {};
					}
					cur = cur[part];
				}
			}
		}
	});
	return obj;
}
function _typeof(o) {
	"@babel/helpers - typeof";
	return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
		return typeof o;
	} : function (o) {
		return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
	}, _typeof(o);
}
if (typeof JSON === "undefined") {
	var JSON = {
		stringify: function stringify(obj) {
			var t = _typeof(obj);
			if (t !== "object" || obj === null) {
				// simple value
				if (t === "string") {
					obj = '"' + obj + '"';
				}
				return String(obj);
			} else {
				var n,
					v,
					json = [],
					arr = obj && obj.constructor === Array;
				for (n in obj) {
					if (obj.hasOwnProperty(n)) {
						v = obj[n];
						t = _typeof(v);
						if (t === "string") {
							v = '"' + v + '"';
						} else if (t === "object" && v !== null) {
							v = JSON.stringify(v);
						}
						json.push((arr ? "" : '"' + n + '":') + String(v));
					}
				}
				return (arr ? "[" : "{") + String(json) + (arr ? "]" : "}");
			}
		},
		parse: function parse(str) {
			try {
				return JSON.parse(str);
			} catch (e) {
				console.error("Failed to parse JSON string:", e);
				return null; // Return null or a default value if parsing fails
			}
		}
	};
}
function initUI() {
	// Money display
	moneyDisplay = new Text2("$" + Math.floor(gameState.money).toLocaleString(), {
		size: 80,
		fill: 0xFFFFFF,
		fontWeight: 'bold',
		stroke: 0x000000,
		strokeThickness: 4
	});
	moneyDisplay.x = 2048 / 2 - moneyDisplay.width / 2;
	moneyDisplay.y = 50;
	foregroundContainer.addChild(moneyDisplay);
	// Prestige display
	prestigeDisplay = new Text2("Prestige: " + gameState.prestigeCount, {
		size: 50,
		fill: 0xFFFFFF,
		fontWeight: 'bold',
		stroke: 0x000000,
		strokeThickness: 4
	});
	prestigeDisplay.x = 250;
	prestigeDisplay.y = 50;
	foregroundContainer.addChild(prestigeDisplay);
	// Shop / Upgrade Icon
	shopOpenButton = LK.getAsset('shop_icon', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	shopOpenButton.x = 2048 - 150;
	shopOpenButton.y = 2732 - 150;
	shopOpenButton.down = function () {
		createMainUpgradeMenu();
		foregroundContainer.addChild(upgradeMenu);
		if (upgradeMenu.parent) {
			upgradeMenu.parent.setChildIndex(upgradeMenu, upgradeMenu.parent.children.length - 1);
		}
	};
	foregroundContainer.addChild(shopOpenButton);
	// Test Money Button
	//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();
	//foregroundContainer.addChild(addMoneyButton);
	// Settings Icon
	settingsIcon = LK.getAsset('settings_icon', {
		anchorX: 1,
		anchorY: 0
	});
	settingsIcon.scale.x = 0.5;
	settingsIcon.scale.y = 0.5;
	settingsIcon.x = 2048 - 10;
	settingsIcon.y = 10;
	settingsIcon.down = function () {
		showSettingsMenu();
	};
	foregroundContainer.addChild(settingsIcon);
}
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
	};
}
function resetPersistentState() {
	// Reset the persistent game state to its default values.
	gameState.money = 0;
	gameState.pickaxeLevel = 1;
	gameState.pickaxeBaseMultiplier = 1;
	gameState.droneLevel = 0;
	gameState.currentTier = 1;
	gameState.oreMultipliers = {
		coal: 1,
		iron: 1,
		gold: 1,
		diamond: 1,
		sapphire: 1,
		emerald: 1,
		ruby: 1,
		chronostone: 1,
		soulember: 1,
		quantumshard: 1
	};
	gameState.respawnTime = 3000;
	gameState.maxClustersPerType = 3;
	gameState.clusterCount = {
		coal: 0,
		iron: 0,
		gold: 0,
		diamond: 0,
		sapphire: 0,
		emerald: 0,
		ruby: 0,
		chronostone: 0,
		soulember: 0,
		quantumshard: 0
	};
	gameState.clusterUpgradeTier = 0;
	gameState.prestigeCount = 0;
	gameState.prestigeCurrency = 0;
	gameState.tapDamage = 1;
	gameState.totalMoneyEarned = 0;
	gameState.tapCount = 0;
	gameState.minerHitCount = 0;
	gameState.startTime = Date.now();
	gameState.oreMined = {
		coal: 0,
		iron: 0,
		gold: 0,
		diamond: 0,
		sapphire: 0,
		emerald: 0,
		ruby: 0,
		chronostone: 0,
		soulember: 0,
		quantumshard: 0
	};
	// Reset upgrades to their initial state.
	resetUpgrades();
	// Optionally, reset achievements (if you want them to be “unsatisfied” at new game).
	achievements.forEach(function (a) {
		a.achieved = false;
	});
}
/**** 
* 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,
	prestigeLevel: 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();
			}
		});
		foregroundContainer.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;
	foregroundContainer.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;
	foregroundContainer.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;
		foregroundContainer.addChild(chronostoneOverlay);
	}
	if (!chronostoneTimerText) {
		chronostoneTimerText = new Text2("30", {
			size: 50,
			fill: 0x000000,
			stroke: 0xFFFFFF,
			strokeThickness: 4,
			fontWeight: 'bold'
		});
		chronostoneTimerText.x = 300;
		chronostoneTimerText.y = 120;
		foregroundContainer.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/+$");
		soulEmberBannerShown = true;
	}
	if (!soulEmberOverlay) {
		soulEmberOverlay = LK.getAsset('soulember_overlay', {
			anchorX: 0.5,
			anchorY: 0.5,
			alpha: 0.2
		});
		soulEmberOverlay.x = 2048 / 2;
		soulEmberOverlay.y = 2732 / 2;
		foregroundContainer.addChild(soulEmberOverlay);
	}
	// Deduct 10% of money and show floating text for the deduction.
	var drain = gameState.money * 0.10;
	gameState.money -= drain;
	updateUI();
	showFloatingText("-$" + 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;
		foregroundContainer.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);
			foregroundContainer.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
	foregroundContainer.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;
			foregroundContainer.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;
	foregroundContainer.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) {
	// Regular cluster spawning logic
	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);
	midgroundContainer.addChild(cluster);
	clusters.push(cluster);
	gameState.clusterCount[type]++;
	// Now, check for special ore spawns.
	var specialTypes = ['chronostone', 'soulember', 'quantumshard'];
	var prestigeRequirements = {
		chronostone: 3,
		soulember: 5,
		quantumshard: 8
		// If you want to add explosive ore, add it here (e.g., explosive: 10)
	};
	specialTypes.forEach(function (specialType) {
		if (gameState.prestigeCount >= prestigeRequirements[specialType]) {
			// With a 5% chance, spawn a special ore
			if (Math.random() < 0.06) {
				spawnSingleOre(specialType);
			}
		}
	});
}
function spawnSingleOre(type) {
	var singleOre = new SingleOre(type);
	var pos = getValidClusterCenter();
	singleOre.x = pos.x;
	singleOre.y = pos.y;
	midgroundContainer.addChild(singleOre);
	specialOres[type] = singleOre;
}
/**** 
* PRESTIGE & BACKGROUND TRANSITION
****/ 
function getPrestigeRequirement() {
	return 1e9 * Math.pow(2, gameState.prestigeCount);
}
function canPrestige() {
	return parseFloat(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;
	backgroundContainer.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;
		backgroundContainer.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);
			}
		}
	});
}
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);
		foregroundContainer.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);
		foregroundContainer.addChild(drone);
	}
}
/**** 
* UPGRADE DATA
****/ 
// (Upgrade data remains unchanged)
var oreUpgrades = {
	coal: [{
		id: 'double_coal',
		name: 'Coal Value',
		cost: 100,
		multi: true,
		level: 0,
		maxLevel: 10,
		effect: 'Increases Coal Value each purchase',
		action: function action() {
			this.level++;
			gameState.oreMultipliers.coal *= 1.8;
			this.cost *= 1.5;
		}
	}],
	iron: [{
		id: 'unlock_iron',
		name: 'Unlock Iron Mining',
		cost: 5000,
		effect: 'Allows iron ore clusters to spawn',
		purchased: false,
		unlock: true,
		action: function action() {
			if (gameState.currentTier < 2) {
				gameState.currentTier = 2;
			}
			for (var i = 0; i < gameState.maxClustersPerType; i++) {
				maybeSpawnCluster('iron');
			}
		}
	}, {
		id: 'double_iron',
		name: 'Iron Value',
		cost: 1000,
		multi: true,
		level: 0,
		maxLevel: 10,
		effect: 'Increases Iron Value each purchase',
		action: function action() {
			this.level++;
			gameState.oreMultipliers.iron *= 1.8;
			this.cost *= 1.5;
		}
	}],
	gold: [{
		id: 'unlock_gold',
		name: 'Unlock Gold Mining',
		cost: 70000,
		effect: 'Allows gold ore clusters to spawn',
		purchased: false,
		unlock: true,
		action: function action() {
			if (gameState.currentTier < 3) {
				gameState.currentTier = 3;
			}
			for (var i = 0; i < gameState.maxClustersPerType; i++) {
				maybeSpawnCluster('gold');
			}
		}
	}, {
		id: 'double_gold',
		name: 'Gold Value',
		cost: 30000,
		multi: true,
		level: 0,
		maxLevel: 20,
		effect: 'Increases Gold Value each purchase',
		action: function action() {
			this.level++;
			gameState.oreMultipliers.gold *= 2;
			this.cost *= 1.5;
		}
	}],
	diamond: [{
		id: 'unlock_diamond',
		name: 'Unlock Diamond Mining',
		cost: 280000,
		effect: 'Allows diamond ore clusters to spawn',
		purchased: false,
		unlock: true,
		action: function action() {
			if (gameState.currentTier < 4) {
				gameState.currentTier = 4;
			}
			for (var i = 0; i < gameState.maxClustersPerType; i++) {
				maybeSpawnCluster('diamond');
			}
		}
	}, {
		id: 'double_diamond',
		name: 'Diamond Value',
		cost: 50000,
		multi: true,
		level: 0,
		maxLevel: 10,
		effect: 'Increases Diamond Value each purchase',
		action: function action() {
			this.level++;
			gameState.oreMultipliers.diamond *= 2;
			this.cost *= 1.5;
		}
	}],
	sapphire: [{
		id: 'unlock_sapphire',
		name: 'Unlock Sapphire Mining',
		cost: 1400000,
		effect: 'Allows sapphire ore clusters to spawn',
		purchased: false,
		unlock: true,
		action: function action() {
			if (gameState.currentTier < 5) {
				gameState.currentTier = 5;
			}
			for (var i = 0; i < gameState.maxClustersPerType; i++) {
				maybeSpawnCluster('sapphire');
			}
		}
	}, {
		id: 'double_sapphire',
		name: 'Sapphire Value',
		cost: 200000,
		multi: true,
		level: 0,
		maxLevel: 10,
		effect: 'Increases Sapphire Value each purchase',
		action: function action() {
			this.level++;
			gameState.oreMultipliers.sapphire *= 2;
			this.cost *= 1.5;
		}
	}],
	emerald: [{
		id: 'unlock_emerald',
		name: 'Unlock Emerald Mining',
		cost: 7000000,
		effect: 'Allows emerald ore clusters to spawn',
		purchased: false,
		unlock: true,
		action: function action() {
			if (gameState.currentTier < 6) {
				gameState.currentTier = 6;
			}
			for (var i = 0; i < gameState.maxClustersPerType; i++) {
				maybeSpawnCluster('emerald');
			}
		}
	}, {
		id: 'double_emerald',
		name: 'Emerald Value',
		cost: 1000000,
		multi: true,
		level: 0,
		maxLevel: 10,
		effect: 'Increases Emerald Value each purchase',
		action: function action() {
			this.level++;
			gameState.oreMultipliers.emerald *= 3;
			this.cost *= 1.5;
		}
	}],
	ruby: [{
		id: 'unlock_ruby',
		name: 'Unlock Ruby Mining',
		cost: 14000000,
		effect: 'Allows ruby ore clusters to spawn',
		purchased: false,
		unlock: true,
		action: function action() {
			if (gameState.currentTier < 7) {
				gameState.currentTier = 7;
			}
			for (var i = 0; i < gameState.maxClustersPerType; i++) {
				maybeSpawnCluster('ruby');
			}
		}
	}, {
		id: 'double_ruby',
		name: 'Ruby Value',
		cost: 2000000,
		multi: true,
		level: 0,
		maxLevel: 10,
		effect: 'Increases Ruby Value each purchase',
		action: function action() {
			this.level++;
			gameState.oreMultipliers.ruby *= 4;
			this.cost *= 1.5;
		}
	}]
};
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: 1,
	effect: 'Increases pickaxe damage by 1',
	purchased: false,
	action: function action() {
		gameState.pickaxeLevel++;
	}
}, {
	id: 'pickaxe_plus_2',
	name: 'Pickaxe Speed +10%',
	cost: 2,
	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: 2,
	effect: 'Increases pickaxe damage by an additional 2',
	purchased: false,
	action: function action() {
		gameState.pickaxeLevel += 2;
	}
}, {
	id: 'pickaxe_plus_4',
	name: 'Mega Pickaxe',
	cost: 4,
	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: 5,
	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: 7,
	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
});
foregroundContainer.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;
foregroundContainer.addChild(moneyDisplay);
var prestigeDisplay = new Text2('Prestige: 0', {
	size: 50,
	fill: 0xFFFFFF,
	fontWeight: 'bold',
	stroke: 0x000000,
	strokeThickness: 4
});
prestigeDisplay.x = 250;
prestigeDisplay.y = 50;
foregroundContainer.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();
	foregroundContainer.addChild(upgradeMenu);
	if (upgradeMenu.parent) {
		upgradeMenu.parent.setChildIndex(upgradeMenu, upgradeMenu.parent.children.length - 1);
	}
};
foregroundContainer.addChild(shopOpenButton);
// // Test Money Button - removed for release
// 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();
// };
// foregroundContainer.addChild(addMoneyButton);
/**** 
* 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,
		scaleX: 1.6,
		scaleY: 1.4
	});
	modal.addChild(bg);
	// Ensure cost values are whole numbers
	var currentCost = Math.floor(upg.cost);
	// Calculate the next cost using a 1.5 multiplier and floor it
	var nextCost = upg.multi ? Math.floor(upg.cost * 1.5) : currentCost;
	var textStr = upg.effect + "\nCost: $" + currentCost;
	if (upg.multi) {
		textStr += "   Next: $" + nextCost;
	}
	var desc = new Text2(textStr, {
		size: 50,
		fill: 0xf8fafa,
		stroke: 0xffffff,
		strokeThickness: 10,
		align: 'center',
		fontWeight: 'bold'
	});
	desc.anchor.set(0.5);
	desc.y = -80;
	modal.addChild(desc);
	var upgradeBtn = LK.getAsset('upgrade_confirm_button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	upgradeBtn.x = -150;
	upgradeBtn.y = 90;
	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('cancelButtonLarge', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	cancelBtn.x = 150;
	cancelBtn.y = 90;
	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,
		scaleX: 1.3,
		scaleY: 1.3
	});
	menuBg.alpha = 0.9;
	menuBg.x = 2048 / 2;
	menuBg.y = 2732 / 2 + 50;
	upgradeMenu.addChild(menuBg);
	// Define the ore order that governs unlock progression.
	var oreOrder = ["coal", "iron", "gold", "diamond", "sapphire", "emerald", "ruby"];
	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'
	}];
	for (var i = 0; i < categories.length; i++) {
		var cat = categories[i];
		var col = i % 2,
			row = Math.floor(i / 2);
		var x = menuBg.x + (col === 0 ? -400 : 400);
		var y = menuBg.y - 800 + row * 300;
		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(cat.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);
		// For ore categories, check both prestige and whether the ore is unlocked.
		if (oreOrder.indexOf(cat.type) !== -1) {
			var oreIndex = oreOrder.indexOf(cat.type);
			// For first three ores, required prestige is 0; for others, required prestige equals oreIndex - 2.
			var requiredPrestige = oreIndex < 3 ? 0 : oreIndex - 2;
			if (gameState.prestigeCount < requiredPrestige) {
				// Not unlocked by prestige: make button and text translucent and disable clicks.
				btn.alpha = 0.3;
				txt.alpha = 0.3;
				btn.down = function (e) {
					e && e.stopPropagation && e.stopPropagation();
				};
			} else {
				// Prestige requirement met: always allow the button to be clicked.
				btn.alpha = 1;
				txt.alpha = 1;
				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]);
						}
					};
				}(cat);
			}
		} else {
			// Non-ore categories are always active.
			btn.alpha = 1;
			txt.alpha = 1;
			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]);
					}
				};
			}(cat);
		}
	}
	// Add a close button.
	var closeBtn = LK.getAsset('cancelButton', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	closeBtn.x = menuBg.x + 870;
	closeBtn.y = menuBg.y - 1150;
	closeBtn.down = function (event) {
		event.stopPropagation && event.stopPropagation();
		if (upgradeMenu.parent) {
			upgradeMenu.parent.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,
		scaleX: 1.3,
		scaleY: 1.3
	});
	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);
		// Floor the cost so we don't display decimals
		var costToShow = Math.floor(upgList[i].cost);
		// If the upgrade has a level, show it in the display name
		var displayName = upgList[i].name;
		if (typeof upgList[i].level === 'number' && upgList[i].level > 0) {
			displayName += " (Lv " + upgList[i].level + ")";
		}
		// Display the upgrade name + cost
		var txt = new Text2(displayName + "\nCost: $" + costToShow, {
			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);
		// Only disable this button if it’s already purchased (non-multi) or if it requires another upgrade.
		if (upgList[i].unlock === true && upgList[i].purchased) {
			// If it's an unlock upgrade that's already purchased, make button translucent
			btn.alpha = 0.3;
			txt.alpha = 0.3;
			btn.down = function (e) {
				e && e.stopPropagation && e.stopPropagation();
			};
		} else {
			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 + 870;
	backBtn.y = menuBg.y - 1150;
	backBtn.down = function () {
		createMainUpgradeMenu();
	};
	upgradeMenu.addChild(backBtn);
	// Hide the tooltip when tapping anywhere else on the menu
	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;
			foregroundContainer.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;
				}
			};
			foregroundContainer.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);
}
// --- PROGRESS SAVE/LOAD FUNCTIONS ---
// Extract only the progress data from gameState, achievements, and upgrades.
// --- Modified getProgressData() ---
function getProgressData() {
	var savedOreUpgrades = {};
	for (var key in oreUpgrades) {
		if (oreUpgrades.hasOwnProperty(key)) {
			savedOreUpgrades[key] = oreUpgrades[key].map(function (upg) {
				return {
					id: upg.id,
					level: upg.level,
					cost: upg.cost,
					purchased: upg.purchased
				};
			});
		}
	}
	return {
		gameState: {
			money: gameState.money,
			prestigeCount: gameState.prestigeCount,
			prestigeCurrency: gameState.prestigeCurrency,
			totalMoneyEarned: gameState.totalMoneyEarned,
			tapCount: gameState.tapCount,
			minerHitCount: gameState.minerHitCount,
			droneLevel: gameState.droneLevel,
			currentTier: gameState.currentTier,
			clusterUpgradeTier: gameState.clusterUpgradeTier,
			oreMined: gameState.oreMined,
			tapDamage: gameState.tapDamage,
			// NEW: Save pickaxe values and miner swing speed:
			pickaxeLevel: gameState.pickaxeLevel,
			pickaxeBaseMultiplier: gameState.pickaxeBaseMultiplier,
			coalCost: oreUpgrades.coal[0].cost,
			// Save the miner's current mining rate (if a miner exists)
			minerMiningRate: miner ? miner.miningRate : 60
		},
		achievements: achievements.map(function (a) {
			return {
				id: a.id,
				achieved: a.achieved
			};
		}),
		upgrades: {
			oreUpgrades: savedOreUpgrades,
			generalUpgrades: generalUpgrades.map(function (u) {
				return {
					id: u.id,
					level: u.level,
					cost: u.cost,
					purchased: u.purchased
				};
			}),
			droneUpgrades: droneUpgrades.map(function (u) {
				return {
					id: u.id,
					level: u.level,
					cost: u.cost,
					purchased: u.purchased
				};
			}),
			prestigeUpgrades: prestigeUpgrades.map(function (u) {
				return {
					id: u.id,
					level: u.level,
					cost: u.cost,
					purchased: u.purchased
				};
			})
		}
	};
}
// Apply loaded progress data back to our globals.
function applyProgressData(data) {
	if (data && data.gameState) {
		Object.assign(gameState, data.gameState);
		// Ensure these values are proper numbers
		gameState.money = Number(gameState.money);
		gameState.prestigeCount = Number(gameState.prestigeCount);
		// If there are other important numeric fields, cast them too:
		gameState.totalMoneyEarned = Number(gameState.totalMoneyEarned);
		gameState.tapCount = Number(gameState.tapCount);
		gameState.minerHitCount = Number(gameState.minerHitCount);
		gameState.droneLevel = Number(gameState.droneLevel);
		gameState.currentTier = Number(gameState.currentTier);
		gameState.clusterUpgradeTier = Number(gameState.clusterUpgradeTier);
		gameState.tapDamage = Number(gameState.tapDamage);
		gameState.pickaxeLevel = Number(gameState.pickaxeLevel);
		gameState.pickaxeBaseMultiplier = Number(gameState.pickaxeBaseMultiplier);
		if (gameState.minerMiningRate !== undefined) {
			gameState.minerMiningRate = Number(gameState.minerMiningRate);
		}
	}
	if (data.gameState.coalCost !== undefined) {
		oreUpgrades.coal[0].cost = data.gameState.coalCost;
	}
	if (data && data.achievements) {
		data.achievements.forEach(function (savedAch) {
			var ach = achievements.find(function (a) {
				return a.id === savedAch.id;
			});
			if (ach) {
				ach.achieved = savedAch.achieved;
			}
		});
	}
	if (data && data.upgrades) {
		if (data.upgrades.oreUpgrades) {
			for (var type in data.upgrades.oreUpgrades) {
				if (data.upgrades.oreUpgrades.hasOwnProperty(type)) {
					if (Array.isArray(data.upgrades.oreUpgrades[type])) {
						data.upgrades.oreUpgrades[type].forEach(function (savedUpg) {
							var upg = oreUpgrades[type].find(function (u) {
								return u.id === savedUpg.id;
							});
							if (upg) {
								upg.level = savedUpg.level;
								upg.cost = savedUpg.cost;
								upg.purchased = savedUpg.purchased;
							}
						});
					}
				}
			}
		}
		if (data.upgrades.generalUpgrades) {
			data.upgrades.generalUpgrades.forEach(function (savedUpg) {
				var upg = generalUpgrades.find(function (u) {
					return u.id === savedUpg.id;
				});
				if (upg) {
					upg.level = savedUpg.level;
					upg.cost = savedUpg.cost;
					upg.purchased = savedUpg.purchased;
				}
			});
		}
		if (data.upgrades.droneUpgrades && Array.isArray(data.upgrades.droneUpgrades)) {
			data.upgrades.droneUpgrades.forEach(function (savedUpg) {
				var upg = droneUpgrades.find(function (u) {
					return u.id === savedUpg.id;
				});
				if (upg) {
					upg.level = savedUpg.level;
					upg.cost = savedUpg.cost;
					upg.purchased = savedUpg.purchased;
				}
			});
		}
		if (data.upgrades.prestigeUpgrades) {
			data.upgrades.prestigeUpgrades.forEach(function (savedUpg) {
				var upg = prestigeUpgrades.find(function (u) {
					return u.id === savedUpg.id;
				});
				if (upg) {
					upg.level = savedUpg.level;
					upg.cost = savedUpg.cost;
					upg.purchased = savedUpg.purchased;
				}
			});
		}
	}
}
// ================================
// SAVE/LOAD FUNCTIONS USING storage
// ================================
// Returns the current game state.
// --- SAVE/LOAD USING localStorage ---
// Returns the progress data (this will be JSON-stringified before storing).
LK.saveGame = function () {
	return getProgressData();
};
// Loads the progress data and applies it.
LK.loadGame = function (data) {
	applyProgressData(data);
	updateUI();
};
// ================================
// SAVE GAME USING CUSTOM SERIALIZATION
// ================================
function saveGameNow() {
	var saveData = LK.saveGame(); // get your progress data (gameState, achievements, upgrades)
	// Use customSerialize instead of JSON.stringify:
	storage["previousSave"] = customSerialize(saveData);
	console.log("Game saved to previousSave:", storage["previousSave"]);
	// Display a floating text indicating save success:
	showFloatingText("Game Saved!", 0x00FF00);
}
// ================================
// SETTINGS MENU AND SAVE/Return Functions
// ================================
// Global flag to prevent multiple game instances.
var gameStarted = false;
// ==== 4. Update Settings Menu ====
// In your settings menu function, change the Save Game button so that it calls saveGameNow()
function showSettingsMenu() {
	var settingsMenu = new Container();
	settingsMenu.zIndex = 10000;
	var bg = LK.getAsset('rectangle', {
		width: 900,
		height: 900,
		// Increase height to fit the new button
		color: 0x222222,
		anchorX: 0.5,
		anchorY: 0.5
	});
	bg.alpha = 0.9;
	bg.x = 2048 / 2;
	bg.y = 2732 / 2;
	settingsMenu.addChild(bg);
	// Save Game button
	var saveButton = LK.getAsset('buy_button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	saveButton.scale.x = 0.7;
	saveButton.scale.y = 0.7;
	saveButton.x = bg.x;
	saveButton.y = bg.y - 160;
	settingsMenu.addChild(saveButton);
	var saveLabel = new Text2("Save Game", {
		size: 30,
		fill: 0x000000,
		stroke: 0xFFFFFF,
		strokeThickness: 2,
		fontWeight: 'bold',
		align: 'center'
	});
	saveLabel.anchor.set(0.5);
	saveLabel.x = saveButton.x;
	saveLabel.y = saveButton.y;
	settingsMenu.addChild(saveLabel);
	// Audio button
	var audioButton = LK.getAsset('buy_button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	audioButton.scale.x = 0.7;
	audioButton.scale.y = 0.7;
	audioButton.x = bg.x;
	audioButton.y = bg.y + 0;
	settingsMenu.addChild(audioButton);
	var audioLabel = new Text2("Audio", {
		size: 30,
		fill: 0x000000,
		stroke: 0xFFFFFF,
		strokeThickness: 2,
		fontWeight: 'bold',
		align: 'center'
	});
	audioLabel.anchor.set(0.5);
	audioLabel.x = audioButton.x;
	audioLabel.y = audioButton.y;
	settingsMenu.addChild(audioLabel);
	// Main Menu button
	var mainMenuButton = LK.getAsset('buy_button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	mainMenuButton.scale.x = 0.7;
	mainMenuButton.scale.y = 0.7;
	mainMenuButton.x = bg.x;
	mainMenuButton.y = bg.y + 160;
	settingsMenu.addChild(mainMenuButton);
	var mainMenuLabel = new Text2("Main Menu", {
		size: 30,
		fill: 0x000000,
		stroke: 0xFFFFFF,
		strokeThickness: 2,
		fontWeight: 'bold',
		align: 'center'
	});
	mainMenuLabel.anchor.set(0.5);
	mainMenuLabel.x = mainMenuButton.x;
	mainMenuLabel.y = mainMenuButton.y;
	settingsMenu.addChild(mainMenuLabel);
	// Exit button
	var exitButton = LK.getAsset('cancelButton', {
		anchorX: 1,
		anchorY: 0
	});
	exitButton.scale.x = 0.5;
	exitButton.scale.y = 0.5;
	exitButton.x = bg.x + bg.width / 2 - 10;
	exitButton.y = bg.y - bg.height / 2 + 10;
	settingsMenu.addChild(exitButton);
	exitButton.down = function (e) {
		e.stopPropagation && e.stopPropagation();
		settingsMenu.destroy();
	};
	// When Save Game is clicked, call saveGameNow (no auto-save)
	saveButton.down = function () {
		saveGameNow();
		showFloatingText("Game Saved!", 0x00FF00);
		settingsMenu.destroy();
	};
	// When Main Menu is clicked:
	mainMenuButton.down = function () {
		settingsMenu.destroy();
		returnToMainMenu();
	};
	// When Audio button is clicked, show the music menu
	audioButton.down = function () {
		settingsMenu.destroy();
		showMusicMenu();
	};
	settingsMenu.down = function (e) {
		e.stopPropagation && e.stopPropagation();
	};
	foregroundContainer.addChild(settingsMenu);
}
function showMusicMenu() {
	var musicMenu = new Container();
	musicMenu.zIndex = 10000;
	var menuBg = LK.getAsset('rectangle', {
		width: 1800,
		height: 2200,
		color: 0x2a2a2a,
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 1.3,
		scaleY: 1.3
	});
	menuBg.alpha = 0.9;
	menuBg.x = 2048 / 2;
	menuBg.y = 2732 / 2 + 50;
	musicMenu.addChild(menuBg);
	// List of songs for the menu, added progressively with prestige
	var songList = ["song1", "song2", "song3", "song4", "song5", "song6", "song7", "song8", "song9", "song10", "song11", "song12"];
	// Positioning for buttons
	var colSpacing = 400,
		rowSpacing = 300;
	for (var i = 0; i < gameState.prestigeLevel + 1; 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;
		musicMenu.addChild(btn);
		var txt = new Text2(songList[i], {
			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;
		musicMenu.addChild(txt);
		btn.down = function (index) {
			return function (event) {
				event.stopPropagation && event.stopPropagation();
				selectSong(index);
			};
		}(i);
	}
	// Close button for music menu
	var closeBtn = LK.getAsset('cancelButton', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	closeBtn.x = menuBg.x + 870;
	closeBtn.y = menuBg.y - 1150;
	closeBtn.down = function () {
		musicMenu.destroy();
	};
	musicMenu.addChild(closeBtn);
	foregroundContainer.addChild(musicMenu);
}
function selectSong(songIndex) {
	// Define the list of songs
	var songs = ["song1", "song2", "song3", "song4", "song5", "song6", "song7", "song8", "song9", "song10", "song11", "song12"];
	var selectedSong = songs[songIndex];
	// Stop any current song if there is one
	if (currentSong) {
		LK.stopMusic(); // Stop any currently playing music
	}
	// Start the selected song on loop
	LK.playMusic(selectedSong, {
		loop: true
	});
	currentSong = selectedSong; // Store the selected song ID
	// Store the selected song so we can stop it when a new one is selected
}
// Clear current game objects and show the load game screen.
function returnToMainMenu() {
	function resetEphemeralState() {
		// Reset clusters array and any ephemeral state
		clusters = [];
		specialOres = {
			chronostone: null,
			soulember: null,
			quantumshard: null
		};
		// Reset the cluster counts so that the spawn logic works again.
		gameState.clusterCount = {
			coal: 0,
			iron: 0,
			gold: 0,
			diamond: 0,
			sapphire: 0,
			emerald: 0,
			ruby: 0,
			chronostone: 0,
			soulember: 0,
			quantumshard: 0
		};
		// (Reset other ephemeral arrays if needed)
		droneObjects = [];
		droneSprites = [];
		miniMiners = [];
	}
	function resetEphemeralState() {
		// Reset clusters array and any ephemeral state
		clusters = [];
		specialOres = {
			chronostone: null,
			soulember: null,
			quantumshard: null
		};
		// Reset the cluster counts so that the spawn logic works again.
		gameState.clusterCount = {
			coal: 0,
			iron: 0,
			gold: 0,
			diamond: 0,
			sapphire: 0,
			emerald: 0,
			ruby: 0,
			chronostone: 0,
			soulember: 0,
			quantumshard: 0
		};
		// (Reset other ephemeral arrays if needed)
		droneObjects = [];
		droneSprites = [];
		miniMiners = [];
	}
	// game.removeChildren();
	resetEphemeralState();
	clusters = [];
	miner = null;
	droneObjects = [];
	droneSprites = [];
	miniMiners = [];
	gameStarted = false; // Reset flag so a new game can be started.
	showLoadGameScreen();
}
// ================================
// LOAD GAME SCREEN (Using storage)
// ================================
// ==== 3. Modified Main Menu (Load Screen) ====
// Global variable to hold our load menu
var loadMenuInstance = null;
// Revised load screen – only creates one instance.
function showLoadGameScreen() {
	// If a load menu already exists, do nothing.
	if (loadMenuInstance) {
		return;
	}
	loadMenuInstance = new Container();
	loadMenuInstance.zIndex = 10000;
	// Background
	var bg = LK.getAsset('rectangle', {
		width: 1800,
		height: 1000,
		color: 0x333333,
		anchorX: 0.5,
		anchorY: 0.5
	});
	bg.x = 2048 / 2;
	bg.y = 2732 / 2;
	loadMenuInstance.addChild(bg);
	// Title
	var title = new Text2("Main Menu", {
		size: 60,
		fill: 0xFFFFFF,
		stroke: 0x000000,
		strokeThickness: 4,
		fontWeight: 'bold',
		align: 'center'
	});
	title.anchor.set(0.5);
	title.x = bg.x;
	title.y = bg.y - 300;
	loadMenuInstance.addChild(title);
	// "Load Previous Save" button
	var loadButton = LK.getAsset('buy_button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	loadButton.scale.x = 0.9;
	loadButton.scale.y = 0.6;
	loadButton.x = bg.x;
	loadButton.y = bg.y - 100;
	loadMenuInstance.addChild(loadButton);
	var loadLabel = new Text2("Load Previous Save", {
		size: 40,
		fill: 0x000000,
		stroke: 0xFFFFFF,
		strokeThickness: 4,
		fontWeight: 'bold',
		align: 'center'
	});
	loadLabel.anchor.set(0.5);
	loadLabel.x = loadButton.x;
	loadLabel.y = loadButton.y;
	loadMenuInstance.addChild(loadLabel);
	// "New Game" button
	var newGameButton = LK.getAsset('buy_button', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	newGameButton.scale.x = 0.9;
	newGameButton.scale.y = 0.6;
	newGameButton.x = bg.x;
	newGameButton.y = bg.y + 100;
	loadMenuInstance.addChild(newGameButton);
	var newGameLabel = new Text2("New Game", {
		size: 40,
		fill: 0x000000,
		stroke: 0xFFFFFF,
		strokeThickness: 4,
		fontWeight: 'bold',
		align: 'center'
	});
	newGameLabel.anchor.set(0.5);
	newGameLabel.x = newGameButton.x;
	newGameLabel.y = newGameButton.y;
	loadMenuInstance.addChild(newGameLabel);
	// Helper function to remove the load menu
	function removeLoadMenu() {
		if (loadMenuInstance && loadMenuInstance.parent) {
			loadMenuInstance.parent.removeChild(loadMenuInstance);
			loadMenuInstance.destroy();
			loadMenuInstance = null;
		}
	}
	// "Load Previous Save" handler:
	loadButton.down = function (e) {
		e && e.stopPropagation && e.stopPropagation();
		removeLoadMenu();
		// New version using customDeserialize:
		var savedData = storage["previousSave"];
		if (savedData) {
			LK.loadGame(customDeserialize(savedData));
		} else {
			resetPersistentState();
		}
		startGame();
	};
	// "New Game" handler:
	newGameButton.down = function (e) {
		e && e.stopPropagation && e.stopPropagation();
		removeLoadMenu();
		// Completely reset persistent state for a brand-new game.
		resetPersistentState();
		startGame();
	};
	foregroundContainer.addChild(loadMenuInstance);
}
// ================================
// SETTINGS ICON (Upper–Right Corner)
// ================================
var settingsIcon = LK.getAsset('settings_icon', {
	anchorX: 1,
	anchorY: 0
});
if (!settingsIcon) {
	settingsIcon = LK.getAsset('cancelButton', {
		anchorX: 1,
		anchorY: 0
	});
}
settingsIcon.scale.x = 0.5;
settingsIcon.scale.y = 0.5;
settingsIcon.x = 2048 - 10;
settingsIcon.y = 10;
settingsIcon.down = function () {
	showSettingsMenu();
};
foregroundContainer.addChild(settingsIcon);
// ================================
// START GAME
// Instead of starting the game immediately, we start by showing the load game screen.
showLoadGameScreen();
/**** 
* START GAME
****/ 
// Global flag – declare this near the top of your script:
var gameStarted = false;
// --- Modified startGame() ---
function startGame() {
	// Unpause the game.
	gamePaused = false;
	// Prevent double–starting.
	if (gameStarted) {
		return;
	}
	gameStarted = true;
	// Remove any load menu if still present.
	if (loadMenuInstance && loadMenuInstance.parent) {
		loadMenuInstance.parent.removeChild(loadMenuInstance);
		loadMenuInstance.destroy();
		loadMenuInstance = null;
	}
	// Reset ephemeral state.
	resetEphemeralState();
	// Clear existing children from each layer.
	backgroundContainer.removeChildren();
	midgroundContainer.removeChildren();
	foregroundContainer.removeChildren();
	// Set up the background.
	currentBackground = LK.getAsset('background', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	currentBackground.x = 2048 / 2;
	currentBackground.y = 2732 / 2;
	currentBackground.zIndex = -100;
	backgroundContainer.addChild(currentBackground);
	// Set up the miner.
	miner = new Miner();
	miner.x = 2048 / 2;
	miner.y = 2732 / 2;
	// Restore saved miner mining rate if available.
	if (gameState.minerMiningRate) {
		miner.miningRate = gameState.minerMiningRate;
	}
	foregroundContainer.addChild(miner);
	// Spawn clusters and special ores.
	initialSpawn();
	// Re‑initialize the UI.
	initUI();
	updateUI();
	// At the end of startGame() function, after updateUI()
	if (canPrestige() && !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;
			}
		};
		foregroundContainer.addChild(prestigeMainButton);
	}
	// *** NEW: Spawn drone objects based on saved drone level ***
	updateDroneObjects();
	// (If you're also using drone sprites, call updateDroneSprites() here.)
}
showLoadGameScreen();
game.pauseForQuantumSelection = function () {
	quantumSelectionActive = true;
	quantumSelectTimer = 0;
};
function createPrestigeMenu() {
	upgradeMenu.removeChildren();
	var menuBg = LK.getAsset('rectangle', {
		width: 1800,
		height: 2200,
		scaleX: 1.3,
		scaleY: 1.3,
		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 + 870;
	backBtn.y = menuBg.y - 1150;
	backBtn.down = function () {
		createMainUpgradeMenu();
	};
	upgradeMenu.addChild(backBtn);
}
function createAchievementsMenu() {
	upgradeMenu.removeChildren();
	var menuBg = LK.getAsset('rectangle', {
		width: 1800,
		height: 2200,
		scaleX: 1.3,
		scaleY: 1.3,
		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 + 870;
	backBtn.y = menuBg.y - 1150;
	backBtn.down = function () {
		createMainUpgradeMenu();
	};
	upgradeMenu.addChild(backBtn);
}
function createStatsMenu() {
	upgradeMenu.removeChildren();
	var menuBg = LK.getAsset('rectangle', {
		width: 1800,
		height: 2200,
		scaleX: 1.3,
		scaleY: 1.3,
		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: 0x000000,
		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 + 870;
	backBtn.y = menuBg.y - 1150;
	backBtn.down = function () {
		createMainUpgradeMenu();
	};
	upgradeMenu.addChild(backBtn);
}

===================================================================
--- original.js
+++ change.js
@@ -2806,8 +2806,9 @@
 			tapDamage: gameState.tapDamage,
 			// NEW: Save pickaxe values and miner swing speed:
 			pickaxeLevel: gameState.pickaxeLevel,
 			pickaxeBaseMultiplier: gameState.pickaxeBaseMultiplier,
+			coalCost: oreUpgrades.coal[0].cost,
 			// Save the miner's current mining rate (if a miner exists)
 			minerMiningRate: miner ? miner.miningRate : 60
 		},
 		achievements: achievements.map(function (a) {
@@ -2847,14 +2848,8 @@
 }
 // Apply loaded progress data back to our globals.
 function applyProgressData(data) {
 	if (data && data.gameState) {
-		// Set coal cost to 759 when loading previous save
-		oreUpgrades.coal.forEach(function (upg) {
-			if (upg.id === 'double_coal') {
-				upg.cost = 759;
-			}
-		});
 		Object.assign(gameState, data.gameState);
 		// Ensure these values are proper numbers
 		gameState.money = Number(gameState.money);
 		gameState.prestigeCount = Number(gameState.prestigeCount);
@@ -2871,8 +2866,11 @@
 		if (gameState.minerMiningRate !== undefined) {
 			gameState.minerMiningRate = Number(gameState.minerMiningRate);
 		}
 	}
+	if (data.gameState.coalCost !== undefined) {
+		oreUpgrades.coal[0].cost = data.gameState.coalCost;
+	}
 	if (data && data.achievements) {
 		data.achievements.forEach(function (savedAch) {
 			var ach = achievements.find(function (a) {
 				return a.id === savedAch.id;