Instagram 限時動態鏡面自拍文案（珠寶促銷）

```json
{
  "scene_type": "Instagram 限時動態 – 夜晚外出",
  "aspect_ratio": "9:16",
  "description": "一張優雅的 Instagram 限時動態，內容是 {argument name=\"influencer name\" default=\"Ellie\"} 在一個特別的夜晚外出時，拍攝鏡中自拍照，以精緻的社群媒體風格呈現，並帶有細微的 UI 疊加。",
  "scene": {
    "setting": "現代_餐廳_浴室_夜晚",
    "lighting": {
      "style": "柔和_溫暖_頭頂及側面照明",
      "effects": [
        "皮膚上_細微_光澤",
        "鏡面_反射",
        "浴室_環境光"
      ],
      "mood": "夜晚外出_優雅"
    },
    "background": {
      "elements": [
        "大_鏡子",
        "深色_磁磚牆",
        "柔和_壁燈",
        "簡約_水槽"
      ],
      "palette": "深色_中性色_帶有_金色_點綴"
    }
  },
  "subject": {
    "name": "{argument name=\"subject name\" default=\"ellie\"}",
    "description": "極其優雅時尚的棕髮女子，享受著特別的夜晚外出",
    "pose": "鏡中自拍_右手持手機",
    "expression": "柔和_自信_夜晚外出_神情",
    "appearance": {
      "hair": "蓬鬆_自然_光澤_波浪髮",
      "makeup": "細緻_迷人_晚妝_帶有_暖色_高光",
      "skin": "溫暖_均勻_膚色_帶有_柔和_光澤",
      "distinct_feature": "胸部上方_可見_小痣"
    },
    "outfit": {
      "type": "黑色_晚禮服",
      "style": "時尚_簡約_優雅",
      "details": "深領口_帶有_雅緻_乳溝，簡潔_輪廓，高級_面料",
      "accessories": [
        "金色_圈形耳環",
        "細_金項鍊",
        "精緻_戒指"
      ]
    }
  },
  "camera": {
    "perspective": "鏡中自拍_肖像",
    "framing": "中近景_顯示_上半身_和_服裝",
    "phone": {
      "model": "現代_智慧型手機",
      "finish": "金色",
      "reflections": "玻璃中_可見_反射"
    },
    "focus": "主體臉部_清晰_對焦_背景_柔和",
    "lens": "標準_35mm_視角"
  },
  "instagram_ui": {
    "top_left_profile": {
      "profile_image": "迷你_圓形_個人資料照片",
      "username": "{argument name=\"username\" default=\"ellie\"}"
    },
    "story_text": {
      "content": "{argument name=\"story text\" default=\"A Special night <3\"}",
      "placement": "中上_偏左",
      "style": "簡潔_Instagram_限時動態_字體_白色"
    }
  },
  "visual_style": {
    "render": "超寫實_夜晚_攝影",
    "color_grade": "豐富_暖色調_帶有_細微_對比",
    "detail_level": "高_皮膚紋理_髮絲_織物_細節",
    "vibe": "奢華_夜晚外出_優雅",
    "quality": "高階_Instagram_限時動態，精緻_且_具備_爆紅_潛力"
  }
}
```