详细自拍肖像生成提示

```json
{
  "prompt_type": "image_generation",
  "subject": {
    "demographics": "{argument name=\"demographics\" default=\"年轻女性，大约 20 多岁\"}",
    "hair": {
      "color": "{argument name=\"hair color\" default=\"金色，带有较浅的挑染和较深的根部\"}",
      "style": "{argument name=\"hair style\" default=\"长而蓬松的波浪，中分，丰盈有质感\"}",
      "texture": "柔软，略显凌乱/蓬松"
    },
    "face": {
      "skin_tone": "浅/白皙肤色，暖色调",
      "eyes": "{argument name=\"eye color\" default=\"大眼睛，浅蓝灰色，睫毛突出\"}",
      "eyebrows": "眉形清晰，有弧度，自然棕色",
      "lips": "饱满，柔和的粉色/裸色，中性表情",
      "makeup": "自然“裸妆”效果，强调睫毛， subtle 高光"
    }
  },
  "apparel": {
    "top": {
      "item": "罗纹针织开衫或上衣",
      "color": "白色",
      "details": "长袖，纽扣前襟（小白色纽扣），修身，圆领/V 领"
    },
    "bottom": {
      "item": "牛仔裤",
      "color": "浅蓝色水洗",
      "visibility": "腰带和上半部分可见"
    },
    "accessories": [
      "细银链项链，带小吊坠"
    ]
  },
  "pose_and_framing": {
    "type": "自拍",
    "angle": "高角度（相机举过脸部向下拍摄）",
    "framing": "特写肖像至上半身",
    "body_position": "手臂伸出画面外握持相机，头部略微向上倾斜对着镜头",
    "gaze": "与相机镜头直接眼神接触"
  },
  "environment": {
    "setting": "室内走廊或门厅",
    "flooring": "高光黑色方块瓷砖",
    "background_elements": [
      "左侧的白色门框和门",
      "背景中相邻走廊可见木地板",
      "白色踢脚线和墙壁",
      "背景走廊中模糊的鞋子"
    ]
  },
  "technical_details": {
    "camera_model": "智能手机相机（例如 iPhone 13 Pro 前置摄像头）",
    "lens": "广角镜头，约 23mm 等效焦距",
    "aperture": "f/2.2",
    "shutter_speed": "1/60s",
    "iso": "ISO 100",
    "white_balance": "自动白平衡，略偏冷的室内日光",
    "lighting": "柔和、漫射的前置照明（讨人喜欢的美容光）",
    "focus": "眼睛和面部对焦清晰，景深较浅",
    "resolution": "高分辨率数字拍摄"
  }
}
```

---

**Original English:**
{
  "prompt_type": "image_generation",
  "subject": {
    "demographics": "{argument name="demographics" default="Young woman, roughly 20s"}",
    "hair": {
      "color": "{argument name="hair color" default="Blonde with lighter highlights and darker roots"}",
      "style": "{argument name="hair style" default="Long, loose waves, center part, voluminous and textured"}",
      "texture": "Soft, slightly messy/tousled"
    },
    "face": {
      "skin_tone": "Light/fair with warm undertones",
      "eyes": "{argument name="eye color" default="Large, light blue-grey, prominent eyelashes"}",
      "eyebrows": "Defined, arched, natural brown",
      "lips": "Full, soft pink/nude shade, neutral expression",
      "makeup": "Natural 'no-makeup' look, emphasized lashes, subtle highlight"
    }
  },
  "apparel": {
    "top": {
      "item": "Ribbed knit cardigan or top",
      "color": "White",
      "details": "Long sleeves, button-front (small white buttons), fitted, scoop/V-neck"
    },
    "bottom": {
      "item": "Denim jeans",
      "color": "Light wash blue",
      "visibility": "Waistband and top portion visible"
    },
    "accessories": [
      "Thin silver chain necklace with a small pendant"
    ]
  },
  "pose_and_framing": {
    "type": "Selfie",
    "angle": "High angle (camera held above face looking down)",
    "framing": "Close-up portrait to upper body",
    "body_position": "Arms extended out of frame holding camera, head tilted slightly upward towards lens",
    "gaze": "Direct eye contact with camera lens"
  },
  "environment": {
    "setting": "Indoor hallway or foyer",
    "flooring": "High-gloss black square tiles",
    "background_elements": [
      "White doorframe and door on the left",
      "Wooden flooring visible in adjacent hallway background",
      "White baseboards and walls",
      "Blurred shoes in background hallway"
    ]
  },
  "technical_details": {
    "camera_model": "Smartphone Camera (e.g., iPhone 13 Pro Front Camera)",
    "lens": "Wide-angle lens, approx. 23mm equivalent",
    "aperture": "f/2.2",
    "shutter_speed": "1/60s",
    "iso": "ISO 100",
    "white_balance": "Auto, slightly cool indoor daylight",
    "lighting": "Soft, diffused frontal lighting (flattering beauty light)",
    "focus": "Sharp focus on eyes and face, shallow depth of field",
    "resolution": "High-resolution digital capture"
  }
}