砖墙背景下的写实街头肖像

{
  "scene": "[宁静城市人行道上的都市街头肖像]",
  "subject": {
    "gender": "[女性]",
    "age_range": "[20代末至30代初]",
    "expression": "中性、内省、沉稳自信",
    "pose": "自然站立，轻靠在砖墙上，重心偏向一侧腿，双臂放松",
    "gaze": "直视镜头，从容不迫，内敛有质感的存在感"
  },
  "wardrobe": {
    "outerwear": "[带有自然穿着痕迹与柔软褶皱的黑色皮夹克]",
    "top": "[深炭灰色罗纹背心]",
    "bottom": "[低调灰色的高腰剪裁羊毛长裤]",
    "accessories": "[小巧深色皮革斜挎包，极简首饰]",
    "styling_notes": "毫不费力的实用日常穿搭，无过度追逐潮流的痕迹"
  },
  "hair_and_makeup": {
    "hair": "[自然中长发，散落并随微风轻抚，无造型发品光泽]",
    "makeup": "极简或无妆容，可见自然皮肤质感、轻微黑眼圈与真实毛孔"
  },
  "environment": {
    "location": "[带有砖墙和店铺立面的狭窄城市街道]",
    "background": "远处虚化的自行车与行人",
    "era_feel": "经典现代感，日常写实主义"
  },
  "lighting": {
    "type": "自然阴天漫射光",
    "direction": "柔和正面光带有自然的侧向衰减",
    "contrast": "低至中等对比度",
    "notes": "无刺眼高光，无戏剧化轮廓光"
  },
  "camera": {
    "lens": "50mm 全画幅质感",
    "framing": "全身肖像，平视视角",
    "depth_of_field": "适度浅景深，主体与背景自然分离",
    "movement": "静态，纪录片般的静止感"
  },
  "color_and_texture": {
    "color_palette": "低饱和大地色、柔和灰色、自然肤色",
    "texture": "可见织物纹理、砖墙质感、微弱胶片颗粒",
    "grading": "中性偏微冷调，胶片质感，无青橙色调滤镜感"
  },
  "aesthetic_constraints": [
    "无塑料感皮肤",
    "无过度美颜修图",
    "无夸张电影感光效",
    "无时尚大片摆拍姿势",
    "无人工光晕",
    "避免 AI 常见对称感"
  ],
  "overall_vibe": "从容内敛、纪实观察、扎实质感、现代街头肖像"
}