地铁站台街头抓拍

{
  "category": "SUBWAY_PLATFORM_STREET_CANDID",
  "identity_lock": {
    "enabled": true,
    "priority": "ABSOLUTE_MAX",
    "instruction": "精确使用参考图像身份。成人 21+。保留面部比例和标记。禁止美化。"
  },
  "subject": {
    "demographics": "成年女性，21-29岁，与参考身份匹配。",
    "hair": {
      "color": "与参考匹配。",
      "style": "低马尾或松散波浪藏于围巾后",
      "texture": "真实发丝；轻微毛躁；碎发",
      "movement": "轻微移动，站台微风细微"
    },
    "face": {
      "eyes": "与参考完全一致；反光眼神光",
      "skin_details": "毛孔可见，真实阴影",
      "micro_details": "保留标记"
    },
    "clothing": {
      "outerwear": "极简黑色外套或夹克（无标志/文字）",
      "extras": "围巾可选（无带文字图案）",
      "fabric": "羊毛纹理可见"
    },
    "accessories": {
      "jewelry": ["小银耳环（可选）"],
      "bag": "简约手提包/单肩包（无标志）"
    }
  },
  "pose": {
    "type": "抓拍等待",
    "orientation": "半身站在站台边缘附近（安全距离）",
    "head_position": "头部略微倾斜，姿态平静",
    "hands": "一只手握着包带，另一只手插在口袋里",
    "gaze": "眼神中性自信地看向镜头",
    "expression": "平静，略带严肃"
  },
  "setting": {
    "environment": "地铁站台",
    "background_elements": [
      "头顶荧光灯",
      "背景中模糊的列车（无可读标志）",
      "带有真实磨损的站台瓷砖"
    ],
    "depth": "面部清晰；背景柔化"
  },
  "camera": {
    "shot_type": "街头风格肖像",
    "angle": "视线水平",
    "focal_length_equivalent": "35mm 编辑风格 或 26mm 手机风格",
    "framing": "4:5，站台的引导线",
    "focus": "眼睛清晰，背景允许运动模糊"
  },
  "lighting": {
    "source": "头顶荧光灯 + 环境光",
    "direction": "自上而下，轻微补光",
    "highlights": "头发/皮肤上的真实光泽",
    "shadows": "柔和，略带冷色调的地铁对比"
  },
  "mood_and_expression": {
    "tone": "忧郁，都市，自信",
    "atmosphere": "真实的城市通勤抓拍"
  },
  "style_and_realism": {
    "style": "写实街头肖像",
    "imperfections": "背景中的噪点 + 轻微运动模糊"
  },
  "technical_details": {
    "aspect_ratio": "4:5",
    "resolution": "高",
    "noise": "中等低光颗粒",
    "mode_variants": {
      "amateur": "手机般的 HDR，轻微颗粒，不完美的构图",
      "pro": "更清晰的曝光，受控的高光，清晰的主体分离"
    }
  },
  "constraints": {
    "adult_only": true,
    "single_subject_only": true,
    "no_text": true,
    "no_logos": true,
    "no_watermarks": true,
    "no_readable_signage": true
  },
  "negative_prompt": [
    "可读标志", "标志", "水印",
    "身份漂移", "面部变形",
    "多余手指", "扭曲的手",
    "CGI", "塑料皮肤", "过度平滑"
  ]
}