戴紅圍巾的雪景冬日肖像

{
  "generation_request": {
    "meta_data": {
      "tool": "NanoBanana Pro",
      "task_type": "photoreal_winter_snowfall_street_portrait",
      "priority": "highest",
      "language": "zh"
    },
    "global_constraints": {
      "no_logos": true,
      "no_watermark": true,
      "no_readable_text": true
    },
    "output_settings": {
      "aspect_ratio": "9:16",
      "orientation": "portrait",
      "render_style": "cinematic_photoreal_editorial",
      "film_grain": "subtle_35mm",
      "color_grade": "cold_winter_whites_soft_gray_blue_red_accent",
      "skin_rendering": "natural_texture_unretouched"
    },
    "creative_prompt": {
      "scene_summary": "大雪紛飛中的寫實冬日肖像。極簡的雪景背景，帶著柔和霧氣與低對比度的清冷冬日氛圍。人物居中站立，神情平靜略帶憂鬱，直視鏡頭。衣物和髮絲上清晰凝結著雪花與白霜。",
      "subject": "一位面容柔和自然的成年女性，真實未經磨皮的皮膚質感，無美顏濾鏡。",
      "wardrobe": "[black or charcoal]的深色冬季大衣，帶有明顯的落雪；脖頸纏繞醒目的紅色粗織羊毛圍巾；佩戴同色系紅色毛絨冬帽，在清冷的色調中形成強烈的視覺視覺焦點。",
      "details": "風吹散的髮絲輕拂臉龐，溼潤的睫毛，被寒風輕微凍紅的臉頰。前後景多層飄落的寫實雪花，電影級淺景深。",
      "lighting": "陰天漫射冬日日光，柔和陰影，自然的動態範圍，雜誌級寫實攝影質感。畫面無任何文字。"
    },
    "negative_prompt": [
      "low resolution",
      "face distortion",
      "ai artifacts",
      "beauty filter",
      "plastic skin",
      "over-smoothing",
      "oversaturated red",
      "neon red",
      "hdr",
      "cartoon",
      "illustration",
      "anime",
      "logos",
      "text",
      "watermark",
      "blurry subject"
    ]
  }
}