羅馬競技場黃金時段編輯人像攝影

```json
{
  "generation_request": {
    "meta_data": {
      "tool": "NanoBanana Pro",
      "task_type": "photoreal_travel_editorial_portrait_landmark",
      "version": "v1.0_ROME_COLOSSEUM_RED_DRESS_GOLDEN_HOUR_EDITORIAL_FACELOCK_EN",
      "priority": "highest",
      "language": "en"
    },

    "references": {
      "reference_image_style": {
        "source": "UPLOAD_REFERENCE_IMAGE (REQUIRED)",
        "purpose": "STYLE_COMPOSITION_ANCHOR",
        "strict_lock": true,
        "preserve_composition": 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,
        "preserve_eye_shape": true,
        "preserve_nose_shape": true,
        "preserve_lip_shape": true,
        "preserve_jawline": 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_35mm",
      "color_grade": "warm_golden_hour_neutral_stone_red_dress",
      "dynamic_range": "natural_not_hdr",
      "skin_rendering": "real_texture_no_retouch"
    },

    "creative_prompt": {
      "scene_summary": "在羅馬競技場的黃金時段，創作一張寫實的旅行編輯肖像。相機與視線齊平，帶有輕微廣角的編輯視角（自然比例，無扭曲）。羅馬競技場作為背景，具有強烈的建築細節和溫暖的陽光灑在石頭上。\n\n主體：一位成年女性，留著非常長的深色波浪髮。她坐在前景的矮石牆上，身體略微轉向左側，頭部向左傾斜，眼睛閉著或望向遠方，表情平靜而優雅。自然姿態：一隻手放在牆上，另一隻手放鬆。\n\n服裝：深色 {argument name=\"dress color\" default=\"red/burgundy\"} 無袖鏤空連衣裙（雅緻的側面鏤空），飄逸的長裙帶有柔和的體積感和逼真的布料褶皺。極簡珠寶，簡潔的編輯造型。\n\n道具：一朵單獨的紅玫瑰，帶有淺色莖葉，放在主體右側（觀看者右側）的石牆上，細緻而浪漫。\n\n環境：前景是帶有分層磚石紋理的石質露台/走道。綠色灌木/樹木部分地框住右側。晴朗的藍天。\n\n光線：溫暖的低角度陽光從"
    }
  }
}
```