Sydney Sweeney 車內自拍提示

```json
{
  "prompt_type": "寫實圖像生成",
  "aspect_ratio": "3:4",
  "camera": {
    "shot_type": "特寫肖像",
    "angle": "略微偏離中心，視線水平角度",
    "lens": "智慧型手機前置鏡頭風格",
    "depth_of_field": "淺景深，主體清晰對焦，背景柔和模糊",
    "perspective": "親密的自拍式構圖"
  },
  "subject": {
    "type": "女孩",
    "age_range": "年輕成人",
    "body_visibility": "頭部、頸部、肩膀、部分上胸",
    "pose": "頭部略微轉向側面，臉部朝向鏡頭",
    "gesture": "一根手指輕輕觸碰下唇",
    "expression": {
      "facial_mood": "柔和、俏皮、微妙的表情",
      "lips": "微啟",
      "emotion": "平靜、親密、真誠的自拍時刻"
    }
  },
  "hands_and_gesture": {
    "hand_position": "一隻手抬起，食指觸碰下唇",
    "gesture_style": "柔和、細膩、有意的",
    "nails": "短，自然"
  },
  "clothing_and_accessories": {
    "top": {
      "type": "長袍式或緞面光澤上衣",
      "fit": "寬鬆，領口開放",
      "design": "純色主色調，帶有圖案飾邊"
    },
    "jewelry": "無可見珠寶"
  },
  "environment": {
    "location": "車內",
    "seat": "淺色皮革汽車座椅",
    "background_elements": {
      "car_window": "側窗可見",
      "exterior": "窗外模糊的城市街景"
    }
  },
  "lighting": {
    "type": "自然日光",
    "source": "側窗光線",
    "quality": "柔和且漫射",
    "effect": "均勻照明，帶有柔和高光，無刺眼陰影"
  },
  "color_grading": {
    "overall_tone": "柔和且粉彩色調",
    "temperature": "略微溫暖",
    "contrast": "低",
    "saturation": "中等",
    "vibe": "乾淨、夢幻、Instagram 自拍美學"
  },
  "image_quality": {
    "resolution": "高解析度",
    "realism": "寫實",
    "skin_processing": "自然或最少平滑處理",
    "noise": "極少"
  },
  "style_keywords": [
    "特寫自拍",
    "真誠時刻",
    "柔和美學",
    "自然光線",
    "寫實",
    "社群媒體肖像"
  ]
}
```