四格照片网格自拍美学

```json
{
  "image_structure": {
    "format": "2x2 照片网格 / 分屏拼贴",
    "total_panels": 4,
    "border_style": "图像之间有细白色分隔线",
    "overall_aspect_ratio": "3:4 (垂直)",
    "panel_consistency": "所有 4 个面板中主题、服装、光线和背景均相同。"
  },
  "global_subject_details": {
    "demographics": "年轻女性，约 20 岁，身材娇小健美。",
    "skin": {
      "tone": "深金色晒黑，阳光亲吻的肌肤散发光泽。",
      "texture": "光滑，高保真。"
    },
    "hair": {
      "color": "深金色/浅棕色，带有被阳光漂白的浅色海滩挑染。",
      "style": "长发，凌乱波浪，有质感，蓬松。",
      "accessory": "黑色太阳镜戴在头顶。"
    },
    "facial_features": {
      "eyes": "浅蓝色，浓重的黑色上扬眼线。",
      "brows": "修剪整齐，拱形浅棕色眉毛。",
      "nose": "小巧可爱的翘鼻。"
    },
    "outfit": {
      "top": "{argument name=\"bikini top color\" default=\"蓝色和青色\"} 扎染/水彩印花三角比基尼上衣。",
      "bottom": "浅蓝色阿迪达斯风格运动短裤，带侧条纹。",
      "accessories": "叠戴金色项链，米色肩包带肩带。"
    }
  },
  "panel_breakdown": {
    "top_left_panel": {
      "pose": "自拍手臂伸展，身体朝前。",
      "expression": "俏皮，舌头略微伸向一侧，眼睛看着镜头。",
      "details": "右肩可见白色肩包，金色阳光照在脸部左侧。"
    },
    "top_right_panel": {
      "pose": "侧面自拍，右臂抬起，手穿过头发。",
      "expression": "夸张的“飞吻脸”撅嘴，眼睛看着镜头。",
      "details": "手肘抬高，展示身体侧面，头发垂在背部。"
    },
    "bottom_left_panel": {
      "pose": "正面自拍，类似于左上角但略微缩小。",
      "expression": "轻柔的撅嘴/飞吻脸（闭嘴），眉毛略微上扬。",
      "details": "黄金时段的阴影在她身后的草地上投下清晰的轮廓。"
    },
    "bottom_right_panel": {
      "pose": "倾斜 3/4 转身，回头看。",
      "expression": "轻柔的坏笑/微笑，嘴巴微张露出牙齿，眼神放松。",
      "details": "头发垂在右肩上，阳光照亮脸部侧面。"
    }
  },
  "environment_and_lighting": {
    "setting": "热带公园或度假村楼梯间。",
    "background_objects": "红色砖/陶土台阶，深蓝色天空下的高大棕榈树，绿色灌木丛，远处白色西班牙风格拱门。",
    "lighting_condition": "黄金时段（傍晚），强烈定向阳光营造高对比度和温暖的橙色光芒，长而清晰的阴影。"
  },
  "camera_settings": {
    "style": "iPhone 自拍，随性社交媒体美学。",
    "focal_length": "广角（前置摄像头感觉）。",
    "color_gradin": null
  }
}
```