电影级写实旅行专题肖像

```json
{
  "generation_request": {
    "meta_data": {
      "tool": "NanoBanana Pro",
      "task_type": "photoreal_travel_boat_portrait_tropical_lagoon",
      "version": "v1.0_TROPICAL_LAGOON_LONGTAIL_BOW_PASTEL_DRESS_NO_TEXT_EN",
      "priority": "highest",
      "language": "en"
    },
    "references": {
      "reference_image_style": {
        "source": "UPLOAD_REFERENCE_IMAGE (REQUIRED)",
        "purpose": "STYLE_COMPOSITION_LOCATION_ANCHOR",
        "strict_lock": true,
        "preserve_composition": true,
        "preserve_pose": true,
        "preserve_lighting": true,
        "preserve_palette": true,
        "preserve_vibe": true
      },
      "reference_image_face": {
        "source": "UPLOAD_REFERENCE_IMAGE (OPTIONAL)",
        "purpose": "FACE_IDENTITY_LOCK",
        "strict_lock": true,
        "face_similarity_priority": "MAX",
        "no_identity_blending": true,
        "no_beautify": true,
        "no_age_shift": true,
        "preserve_skin_texture": true,
        "preserve_facial_proportions": true
      }
    },
    "global_constraints": {
      "rating": "PG-13",
      "no_nudity": true,
      "no_explicit_sexual_content": true,
      "no_logos": true,
      "no_watermark": true,
      "no_readable_text": true
    },
    "output_settings": {
      "aspect_ratio": "4:5",
      "orientation": "portrait",
      "resolution_target": "ultra_high_res",
      "render_style": "cinematic_photoreal_travel_editorial",
      "sharpness": "crisp_but_natural",
      "film_grain": "subtle",
      "color_grade": "bright_tropical_teal_water_clean_blue_sky",
      "dynamic_range": "natural_not_hdr",
      "skin_rendering": "real_texture_no_retouch"
    },
    "creative_prompt": {
      "scene_summary": "在明亮的热带泻湖中，一艘木制长尾船的船头，拍摄一张逼真的旅行时尚人像。水面呈鲜艳的绿松石/祖母绿色，清澈见底，泛着轻柔的涟漪和阳光的闪烁。背景：两侧是覆盖着郁郁葱葱植被的壮丽喀斯特石灰岩悬崖，形成一个宽阔的海湾；远处可见几艘小船，但它们很小且不显眼。\n\n主体：一名成年女性坐在船头甲板（船首）上，位于画面下方中央。姿势：坐着，一条腿弯曲，另一条腿沿着木制甲板伸展，一只手向后支撑，另一只手放松地放在大腿上。表情平静而梦幻，目光略微偏向左侧。\n\n服装：柔软的 {argument name=\"dress color\" default=\"pastel pink\"} 露肩针织迷你连衣裙，长袖（舒适的质感），优雅而简洁。配饰：一朵白色热带花朵别在耳后。赤脚或穿着极简凉鞋；自然妆容。\n\n光线：强烈的正午阳光，带有清晰、逼真的阴影；皮肤和水面有自然的亮点；晴朗的蓝天。\n\n重要提示：移除/避免船上任何可读的字母或彩绘文字；保持木制甲板干净，或使标记抽象/不可读。图像中不得有任何文字。保持逼真的皮肤纹理、织物针织细节和电影般的质感。"
    }
  }
}
```