[
  {
    "id": "pirate_lair",
    "name": "Pirate Lair",
    "description": "Dangerous pirate hideouts with valuable loot",
    "difficulty": "easy",
    "minLevel": 1,
    "maxPlayers": 4,
    "roomCount": [4, 6],
    "energyCost": 15,
    "rewardMultiplier": 1.0,
    "enemyPool": ["space_pirate", "pirate_captain", "defense_turret"],
    "lootTable": [
      { "itemId": "iron_ore", "weight": 40, "qtyMin": 1, "qtyMax": 5 },
      { "itemId": "copper_ore", "weight": 30, "qtyMin": 1, "qtyMax": 3 },
      { "itemId": "bandage", "weight": 20, "qtyMin": 1, "qtyMax": 2 },
      { "itemId": "pistol_standard_common", "weight": 10, "qtyMin": 1, "qtyMax": 1 }
    ],
    "ui": { "icon": "fa-skull-crossbones", "color": "#e67e22" }
  },
  {
    "id": "asteroid_mine",
    "name": "Asteroid Mine",
    "description": "Abandoned mining facilities rich in ore deposits",
    "difficulty": "easy",
    "minLevel": 2,
    "maxPlayers": 4,
    "roomCount": [4, 7],
    "energyCost": 10,
    "rewardMultiplier": 0.8,
    "enemyPool": ["mining_drone", "rock_creature", "explosive_asteroid"],
    "lootTable": [
      { "itemId": "iron_ore", "weight": 35, "qtyMin": 2, "qtyMax": 8 },
      { "itemId": "copper_ore", "weight": 30, "qtyMin": 1, "qtyMax": 6 },
      { "itemId": "titanium_ore", "weight": 20, "qtyMin": 1, "qtyMax": 3 },
      { "itemId": "gold_ore", "weight": 15, "qtyMin": 1, "qtyMax": 2 }
    ],
    "ui": { "icon": "fa-meteor", "color": "#95a5a6" }
  },
  {
    "id": "alien_ruins",
    "name": "Alien Ruins",
    "description": "Ancient alien structures filled with mysterious technology",
    "difficulty": "medium",
    "minLevel": 3,
    "maxPlayers": 4,
    "roomCount": [5, 8],
    "energyCost": 20,
    "rewardMultiplier": 1.2,
    "enemyPool": ["alien_guardian", "ancient_drone", "crystal_golem"],
    "lootTable": [
      { "itemId": "flux_crystal", "weight": 30, "qtyMin": 1, "qtyMax": 3 },
      { "itemId": "alien_fauna_sample", "weight": 25, "qtyMin": 1, "qtyMax": 2 },
      { "itemId": "basic_circuit", "weight": 25, "qtyMin": 1, "qtyMax": 2 },
      { "itemId": "assault_rifle_common", "weight": 20, "qtyMin": 1, "qtyMax": 1 }
    ],
    "ui": { "icon": "fa-monument", "color": "#8e44ad" }
  },
  {
    "id": "corrupted_vault",
    "name": "Corrupted AI Vault",
    "description": "Malfunctioning AI facilities with corrupted security systems",
    "difficulty": "hard",
    "minLevel": 5,
    "maxPlayers": 4,
    "roomCount": [6, 9],
    "energyCost": 25,
    "rewardMultiplier": 1.5,
    "enemyPool": ["security_drone", "corrupted_ai", "virus_program"],
    "lootTable": [
      { "itemId": "logic_circuit", "weight": 30, "qtyMin": 1, "qtyMax": 3 },
      { "itemId": "power_circuit", "weight": 25, "qtyMin": 1, "qtyMax": 2 },
      { "itemId": "control_circuit", "weight": 25, "qtyMin": 1, "qtyMax": 2 },
      { "itemId": "sniper_rare", "weight": 20, "qtyMin": 1, "qtyMax": 1 }
    ],
    "ui": { "icon": "fa-robot", "color": "#e74c3c" }
  },
  {
    "id": "nebula_anomaly",
    "name": "Nebula Anomaly",
    "description": "Strange energy anomalies in the deep void of space",
    "difficulty": "extreme",
    "minLevel": 8,
    "maxPlayers": 4,
    "roomCount": [7, 10],
    "energyCost": 30,
    "rewardMultiplier": 2.0,
    "enemyPool": ["energy_being", "phase_shifter", "quantum_entity"],
    "lootTable": [
      { "itemId": "quantum_circuit", "weight": 25, "qtyMin": 1, "qtyMax": 2 },
      { "itemId": "void_crystal", "weight": 25, "qtyMin": 1, "qtyMax": 2 },
      { "itemId": "phase_crystal", "weight": 25, "qtyMin": 1, "qtyMax": 2 },
      { "itemId": "plasma_cutter_epic", "weight": 25, "qtyMin": 1, "qtyMax": 1 }
    ],
    "ui": { "icon": "fa-star", "color": "#2980b9" }
  }
]