抓拍 35 毫米 演唱会 浪漫 电影 剧照

```json
{
  "generation_request": {
    "meta_data": {
      "tool": "NanoBanana Pro",
      "task_type": "photoreal_candid_concert_romance",
      "version": "v1.0_CONCERT_KISS_BLACK_OUTFITS_35MM_EN",
      "priority": "highest"
    },
    "output_settings": {
      "aspect_ratio": "4:5",
      "orientation": "portrait",
      "resolution_target": "ultra_high_res",
      "render_style": "ultra_photoreal_candid_film_still",
      "sharpness": "crisp_but_natural",
      "film_grain": "subtle_35mm",
      "color_grade": "true_to-life_concert_lowlight",
      "dynamic_range": "natural_not_hdr",
      "skin_rendering": "real_texture_no_retouch"
    },
    "global_rules": {
      "camera_language": "35mm 镜头等效焦距，平视视角，不完美构图，抓拍纪录片感，可见时聚焦眼睛",
      "authenticity_markers": "舞台高光处细微的光晕，微小的胶片门编织纹理，逼真的低光噪点，仅背景有轻微的运动模糊，无影棚效果",
      "lighting_language": "仅限有动机的演唱会灯光（舞台灯光 + 环境溢光），无闪光灯，深邃但细节丰富的阴影"
    },
    "creative_prompt": {
      "scene_summary": "在 {argument name=\"city\" default=\"Istanbul\"} 举行的一场现场演唱会。一对 20 岁出头的年轻情侣在人群中短暂而温柔地亲吻——这是一个在低光下捕捉到的未经摆拍的纪录片式电影剧照瞬间。",
      "subjects": {
        "count": 2,
        "description": "同一位年轻男女（20 岁出头），普通真实，非模特般；尽可能清晰可见面部",
        "expression": "柔和、克制的亲密；无戏剧性姿态",
        "skin_and_face": "自然肤质，因人群而略带汗珠光泽，无美颜修饰，无塑料感皮肤"
      },
      "wardrobe": {
        "female": "黑色吊带连衣裙，简洁真实，无品牌标识",
        "male": "黑色 T 恤和牛仔裤，略有褶皱，无品牌标识"
      },
      "action": "音乐播放时快速、温柔的亲吻；他们的手轻轻触碰；身体像真实人群中那样紧密，而非摆拍",
      "environment_details": {
        "location": "室内或室外 {argument name=\"city\" default=\"Istanbul\"} 演唱会场地",
        "background": "人群剪影和舞台灯光的柔和暗示；乐手不清晰可辨；无可读标志；充满声音和动感的氛围",
        "realism_notes": "前景人脸清晰；仅背景人群和移动灯光有轻微运动模糊"
      },
      "lighting": "真实的演唱会灯光——昏暗的环境光与彩色舞台溢光；高光受控；明亮舞台灯光处有细微光晕；无闪光灯",
      "composition": "平视中景特写，不完美构图，情侣略微偏离中心，周围人群柔和虚焦；无对称性，无海报感",
      "mood": "生动、亲密、人性化——公共喧嚣中的私人时刻"
    },
    "hard_constraints": [
      "仅限照片级真实感",
      "无露骨内容（仅为温柔的亲吻）",
      "无闪光灯摄影效果"
    ]
  }
}
```