健身网红在豪华健身房的镜面自拍

```json
{
  "generation_request": {
    "constraints": {
      "reference_adherence": {
        "facial_fidelity": "高",
        "instruction": "保留所描述人物的面部特征和发型。"
      }
    },
    "subject": {
      "demographics": "女性",
      "body": {
        "hair": {
          "style": "低马尾",
          "details": "脸颊两侧有几缕散落的发丝"
        },
        "expression": "自信、专注的嘟嘴表情",
        "head_pose": "面向镜子",
        "gaze": "看着手机屏幕。"
      },
      "apparel": {
        "upper_body": {
          "item": "罗纹长袖短款上衣",
          "color": "黑色",
          "finish": "细微闪光 / 微光（黑色闪光面料）",
          "details": [
            "带拇指孔",
            "宽领口"
          ],
          "layering": "内搭一件同款细肩带露背上衣（也是黑色带细微闪光）"
        },
        "lower_body": {
          "item": "高腰运动短裤",
          "fit": "紧身",
          "color": "黑色"
        },
        "footwear": {
          "shoes": "白色短袜",
          "color": "白色",
          "socks": "白色"
        }
      },
      "accessories": {
        "jewelry": [
          "精致的细金项链，带小吊坠",
          "小金圈耳环"
        ],
        "tech": {
          "device_model": "iPhone Pro",
          "device_color": "灰色/银色",
          "case_details": "黑色手机壳"
        }
      },
      "pose_action": {
        "posture": "坐在地板上",
        "type": "镜面自拍",
        "details": "双腿伸展呈劈叉/拉伸姿势，躯干扭向镜子",
        "hands": {
          "right_hand": "举起手机捕捉倒影",
          "left_hand": "手撑在地板上以作支撑"
        }
      }
    },
    "scene": {
      "location": {
        "type": "现代豪华健身房",
        "architecture": [
          "黑色天花板，带线性灯",
          "地板上的健身垫",
          "木地板点缀"
        ]
      },
      "background_elements": [
        "健身器材架",
        "哑铃",
        "镜面墙"
      ],
      "lighting": {
        "type": "顶部健身房照明",
        "quality": "明亮、冷色调",
        "effects": "器材和地板上光滑的反射；黑色闪光上衣上细微的闪光点"
      }
    },
    "composition": {
      "camera_setup": {
        "type": "高分辨率镜面自拍",
        "angle": "低角度 / 相对于坐姿人物的视线水平",
        "focus": "主体对焦清晰",
        "depth_of_field": "景深大，背景清晰"
      },
      "aesthetic_style": {
        "genre": "写实健身摄影",
        "theme": "网红健身动态",
        "visual_characteristics": [
          "时尚",
          "现代",
          "运动风"
        ]
      }
    }
  }
}
```