聖誕散景風格的拍立得情侶自拍（照片級真實感）

{
  "generation_request": {
    "meta_data": {
      "tool": "NanoBanana Pro",
      "task_type": "text_to_image_photoreal_polaroid_in_hand_christmas_bokeh",
      "version": "v1.0",
      "priority": "high"
    },
    "output_settings": {
      "aspect_ratio": "9:16",
      "orientation": "portrait",
      "resolution": "ultra_high_res",
      "render_style": "raw_photographic_realism",
      "sharpness": "foreground_sharp_background_soft",
      "film_grain": "subtle",
      "flash": "on"
    },
    "creative_prompt": {
      "scene_summary": "一張在溫馨客廳夜晚拍攝的真實手持閃光燈照片：一隻留著亮面紅色法式指甲的手，將一張白色拍立得照片拿在靠近鏡頭的位置。背景中，一棵裝飾過的聖誕樹呈現高度失焦狀態，帶有溫暖的金色仙女燈散景與紅色裝飾品，營造出夢幻的節日氛圍。拍立得照片本身清晰對焦，顯示一對可愛的情侶自拍，穿著紅白色相配的聖誕針織毛衣；他們的臉部被拍立得相機閃光燈柔和地照亮，帶有輕微的不完美感與真實感（真實的拍立得底片外觀）。整體氛圍溫暖、懷舊且舒適。",
      "composition": {
        "framing": "近景對焦在拍立得邊框上，左下角可見持握的手",
        "depth_of_field": "極淺景深；聖誕樹變成巨大的柔和散景圓圈",
        "focus_priority": "拍立得照片及其白色邊框清晰銳利；背景強烈模糊"
      },
      "foreground_details": {
        "hand": "一隻手拿著拍立得的底部邊緣，裸色底指甲配上精緻的紅色法式指甲尖",
        "polaroid": "經典白色拍立得邊框，帶有閃光燈造成的輕微反光，細膩的紙張紋理，如同真實底片般的微小瑕疵"
      },
      "polaroid_photo_content": {
        "subjects": "兩名年輕成人以自拍姿勢靠在一起，穿著紅白色北歐風聖誕毛衣",
        "expressions": "自然的休閒自拍表情，溫暖且略帶俏皮",
        "lighting": "拍立得影像內呈現直接的機頂閃光燈效果，比外部照片略顯柔和且解析度稍低"
      },
      "background": {
        "christmas_tree": "大型聖誕樹填滿背景，溫暖的白色串燈、紅色裝飾品與緞帶，強烈的散景效果",
        "environment": "溫馨的室內夜晚氛圍，柔和的暖色調"
      },
      "camera_notes": {
        "capture_style": "智慧型手機閃光燈照片（iPhone 風格）",
        "lens_feel": "26mm 等效焦距，近距離對焦",
        "exposure": "前景由閃光燈正確曝光；背景較暗但帶有發光的散景"
      },
      "quality_rules": [
        "照片級真實感",
        "自然的皮膚紋理（無塑膠感磨皮）",
        "真實的閃光燈反光與眩光",
        "無浮水印",
        "無額外文字"
      ]
    },
    "negative_prompt": [
      "watermark",
      "lo"
    ]
  }
}