超写实 3x3 网格肖像，身份固定

```json
{
  "image_prompt": {
    "critical_instruction": "绝对优先：所有面板中保持面部结构完全一致。无论呈现何种表情，都不得改变基础骨骼结构、鼻形、眼距或下颌线。每个镜头中的身份都必须清晰可辨。",
    "format": "3x3 网格拼贴",
    "subject": {
      "face_reference": "uploaded_photo",
      "face_identity_lock": "关键：固定身份，与参考面部特征零偏差",
      "face_match_accuracy": "强制 100% 精确匹配",
      "identity_preservation_details": "确保每个面板中的瞳距、鼻梁形状和下颌结构一致。",
      "negative_constraints": [
        "不要改变鼻形",
        "不要改变眼睛大小或间距",
        "不要改变颧骨结构",
        "不要有整容感"
      ],
      "style": "超写实肖像摄影，8k 分辨率，原始照片美学",
      "skin": "高度细致的自然皮肤纹理，毛孔可见，细微瑕疵，逼真肤色，在所有光照条件下保持一致",
      "camera_settings": "使用 Sony A7R IV 拍摄，85mm 人像镜头，f/1.8 光圈，眼睛锐利对焦，浅景深"
    },
    "panels": [
      {
        "expression": "喜悦",
        "pose": "灿烂自然的笑容（保持下颌结构），肩膀略微抬起",
        "hairstyle": "高马尾，发丝散落",
        "outfit": "柔和色棉质连帽衫",
        "background": "柔和渐变天蓝色摄影棚背景"
      },
      {
        "expression": "惊讶",
        "pose": "手靠近脸部，眼睛睁大（不改变眼睛形状），自然反应",
        "hairstyle": "自然波浪散发",
        "outfit": "休闲棉质 T 恤",
        "background": "浅桃色摄影棚背景"
      },
      {
        "expression": "悲伤",
        "pose": "头向下倾斜，充满情感的柔和眼神",
        "hairstyle": "凌乱的低发髻",
        "outfit": "宽松羊毛衫",
        "background": "柔和薰衣草色调摄影棚背景"
      },
      {
        "expression": "温柔",
        "pose": "轻柔微笑，头略微倾斜",
        "hairstyle": "优雅半扎发型",
        "outfit": "柔软针织上衣",
        "background": "暖米色摄影棚背景"
      },
      {
        "expression": "大胆",
        "pose": "自信的凝视，下巴略微抬起（显示一致的下颌线）",
        "hairstyle": "时尚的背头",
        "outfit": "时尚皮夹克或牛仔夹克",
        "background": "深青色摄影棚背景"
      },
      {
        "expression": "俏皮",
        "pose": "脸颊略微鼓起（确保鼻子保持不变），俏皮的凝视",
        "hairstyle": "短款有层次感的波波头",
        "outfit": "条纹亚麻衬衫",
        "background": "柔和薄荷绿色摄影棚背景"
      }
    ]
  }
}
```

---

**Original English:**
{
  "image_prompt": {
    "critical_instruction": "ABSOLUTE PRIORITY: Maintain identical facial structure across all panels. Do not alter underlying bone structure, nose shape, eye spacing, or jawline regardless of the expression being rendered. The identity must be unmistakable in every single shot.",
    "format": "3x3 grid collage",
    "subject": {
      "face_reference": "uploaded_photo",
      "face_identity_lock": "CRITICAL: fixed identity, zero deviation from reference facial features",
      "face_match_accuracy": "100% exact match enforced",
      "identity_preservation_details": "Ensure consistent interpupillary distance, exact nose bridge shape, and jaw structure in every panel.",
      "negative_constraints": [
        "do not morph nose shape",
        "do not change eye size or spacing",
        "do not alter cheekbone structure",
        "no plastic surgery look"
      ],
      "style": "hyper-realistic portrait photography, 8k resolution, raw photo aesthetic",
      "skin": "highly detailed natural skin texture, visible pores, subtle imperfections, realistic complexion, consistent across all lighting conditions",
      "camera_settings": "shot on Sony A7R IV, 85mm portrait lens, f/1.8 aperture, sharp focus on eyes, shallow depth of field"
    },

    "panels": [
      {
        "expression": "joyful",
        "pose": "bright natural smile (maintaining jaw structure), shoulders slightly raised",
        "hairstyle": "high ponytail with loose strands",
        "outfit": "pastel cotton hoodie",
        "background": "soft gradient sky blue studio backdrop"
      },
      {
        "expression": "surprised",
        "pose": "hands near face, wide eyes (without altering eye shape), natural reaction",
        "hairstyle": "loose natural wavy hair",
        "outfit": "casual cotton t-shirt",
        "background": "light peach studio backdrop"
      },
      {
        "expression": "sad",
        "pose": "head tilted down, emotional soft eyes",
        "hairstyle": "messy low bun",
        "outfit": "oversized wool sweater",
        "background": "muted lavender tone studio backdrop"
      },
      {
        "expression": "tender",
        "pose": "gentle smile, head slightly tilted",
        "hairstyle": "elegant half-up hairstyle",
        "outfit": "soft knit top",
        "background": "warm beige studio backdrop"
      },
      {
        "expression": "daring",
        "pose": "confident gaze, chin slightly raised (showing consistent jawline)",
        "hairstyle": "chic slicked-back hair",
        "outfit": "stylish leather or denim jacket",
        "background": "deep teal studio backdrop"
      },
      {
        "expression": "playful",
        "pose": "cheeks slightly puffed (ensure nose remains unchanged), playful stare",
        "hairstyle": "short textured bob",
        "outfit": "striped linen shirt",
        "background": "soft mint green studio backdrop"
      }]