{
  "_meta": {
    "layout_id": "D",
    "layout_name": "独居老人 (Elderly Living Alone)",
    "description": "独居老人户型，设备使用规律性强，安全监护需求高",
    "typical_residents": "1人（65岁以上老人）",
    "total_rooms": 4,
    "entry_points": ["front_door"],
    "windows": ["bedroom_window", "living_room_window"],
    "special_considerations": [
      "设备使用频率低但规律性极强",
      "长时间无活动需要关注（跌倒风险）",
      "夜间活动异常需要关注",
      "厨房是高风险区域（忘记关火）",
      "卫生间是跌倒高发区域"
    ]
  },
  "rooms": {
    "living_room": {
      "display_name": "客厅",
      "devices": {
        "living_room_light": { "type": "dimmable_light", "display_name": "客厅灯" },
        "living_room_ac": { "type": "air_conditioner", "display_name": "客厅空调" },
        "living_room_temp_sensor": { "type": "temperature_sensor", "display_name": "客厅温度传感器" },
        "living_room_occupancy": { "type": "occupancy_sensor", "display_name": "客厅运动传感器" },
        "living_room_window": { "type": "window_covering", "display_name": "客厅窗帘" },
        "living_room_window_contact": { "type": "contact_sensor", "display_name": "客厅窗户传感器" },
        "living_room_smoke_alarm": { "type": "smoke_co_alarm", "display_name": "客厅烟雾报警器" }
      }
    },
    "bedroom": {
      "display_name": "卧室",
      "devices": {
        "bedroom_light": { "type": "dimmable_light", "display_name": "卧室灯" },
        "bedroom_bedside_light": { "type": "onoff_light", "display_name": "床头灯" },
        "bedroom_occupancy": { "type": "occupancy_sensor", "display_name": "卧室运动传感器" },
        "bedroom_window": { "type": "window_covering", "display_name": "卧室窗帘" },
        "bedroom_window_contact": { "type": "contact_sensor", "display_name": "卧室窗户传感器" },
        "bedroom_temp_sensor": { "type": "temperature_sensor", "display_name": "卧室温度传感器" }
      }
    },
    "kitchen": {
      "display_name": "厨房",
      "devices": {
        "kitchen_light": { "type": "onoff_light", "display_name": "厨房灯" },
        "kitchen_cook_surface": { "type": "cook_surface", "display_name": "厨房灶具" },
        "kitchen_smoke_alarm": { "type": "smoke_co_alarm", "display_name": "厨房烟雾报警器" },
        "kitchen_temp_sensor": { "type": "temperature_sensor", "display_name": "厨房温度传感器" },
        "kitchen_occupancy": { "type": "occupancy_sensor", "display_name": "厨房运动传感器" },
        "kitchen_water_leak": { "type": "water_leak_detector", "display_name": "厨房漏水传感器" }
      }
    },
    "bathroom": {
      "display_name": "卫生间",
      "devices": {
        "bathroom_light": { "type": "onoff_light", "display_name": "卫生间灯" },
        "bathroom_occupancy": { "type": "occupancy_sensor", "display_name": "卫生间运动传感器" },
        "bathroom_water_leak": { "type": "water_leak_detector", "display_name": "卫生间漏水传感器" }
      }
    },
    "entrance": {
      "display_name": "玄关",
      "devices": {
        "front_door_lock": { "type": "door_lock", "display_name": "入户门锁" },
        "front_door_contact": { "type": "contact_sensor", "display_name": "入户门传感器" },
        "entrance_light": { "type": "onoff_light", "display_name": "玄关灯" },
        "entrance_occupancy": { "type": "occupancy_sensor", "display_name": "玄关运动传感器" }
      }
    }
  },
  "_stats": {
    "total_devices": 26,
    "contact_sensors": 3,
    "occupancy_sensors": 5,
    "smoke_alarms": 2,
    "door_locks": 1,
    "water_leak_detectors": 2,
    "window_coverings": 2,
    "lights": 6,
    "temperature_sensors": 3,
    "air_conditioners": 1,
    "cook_surfaces": 1
  },
  "_elderly_specific_notes": {
    "extra_occupancy_sensors": "厨房和玄关额外配了运动传感器，用于跟踪老人活动",
    "no_complex_appliances": "没有洗碗机/洗衣机等复杂设备，减少干扰信号",
    "dual_smoke_alarms": "客厅和厨房各一个烟雾报警器，覆盖忘关火风险",
    "dual_water_leak": "厨房和卫生间都有漏水传感器",
    "bedside_light": "床头灯单独作为设备，夜间起床模式的关键信号"
  }
}