健身房双人镜面自拍，带身份锁定提示

```json
{
  "meta": {
    "quality": "超逼真",
    "resolution": "8k",
    "aspect_ratio": "16:9",
    "style": "现代健身房镜面自拍写实风格",
    "constraints": "严格保持身份特征，不得改变参考图中的面部特征或发型"
  },
  "shot": {
    "composition": "镜面自拍，双人全身照，两人并排背对镜头，完整反射可见",
    "lens": "轻微广角智能手机镜头",
    "camera": "手持手机，镜面反射",
    "motion": "静态照片",
    "grain": "微妙的逼真数字颗粒感"
  },
  "subjects": {
    "left_model": {
      "identity_lock": true,
      "build": "健美，曲线优美的运动体格，腿部和臀部线条紧致",
      "hair": "保持参考图中的自然发色和发型",
      "outfit": "亮粉色长袖露脐运动上衣，带拇指孔，搭配同色系高腰无缝粉色健身短裤，裤腰有细微标志，白色运动袜",
      "pose": "手叉腰，放松自信的姿态，身体略微弓起，镜中可见平静表情"
    },
    "right_model": {
      "identity_lock": true,
      "build": "健美，曲线优美的运动体格，腿部和臀部线条紧致",
      "hair": "保持参考图中的自然发色和发型",
      "outfit": "浅黄色挂脖式运动文胸，细肩带，搭配同色系高腰无缝粉色健身短裤，白色运动袜",
      "pose": "手叉腰，俏皮自信的姿态，镜中可见微妙表情"
    }
  },
  "environment": {
    "location": "现代健身房",
    "foreground": "深色橡胶健身房地板",
    "midground": "大型墙面镜清晰反射出两位模特",
    "background": "专业健身器材柔和虚化，天花板细节可见"
  },
  "lighting": {
    "type": "昏暗的室内健身房灯光",
    "color": "冷蓝色和紫色环境色调",
    "effect": "皮肤和织物上有柔和高光，服装与背景之间有强烈对比"
  },
  "visual_style": {
    "vibe": "自信、充满活力的健身时尚大片",
    "detail_level": "高度写实，准确的反射，自然的皮肤纹理，逼真的织物拉伸感"
  },
  "negative_prompt": "模糊，扭曲的镜子，改变的面部，改变的发色，多余的肢体，刺眼的闪光，卡通，动漫，水印，文字叠加，多余的人物"
}
```