{
  "id": "procedural_tier3",
  "kind": "procedural",
  "tier": 3,
  "category_weights": {
    "inn": 0.12,
    "shop": 0.30,
    "house": 0.50,
    "infrastructure": 0.08
  },
  "target_building_count": 8,
  "plaza_radius_tiles": 16
}