Sydney Sweeney 电影级时尚肖像提示

```json
{
  "prompt_specification": {
    "type": "超现实电影级时尚肖像",
    "subject": {
      "identity": {
        "name": "{argument name=\"celebrity name\" default=\"Sydney Sweeney\"}",
        "constraint_strictness": "100%",
        "directives": [
          "保留参考图中的精确面部特征",
          "身体比例与参考图一致，不作改变",
          "仅保留相同的面部特征",
          "面部不作任何改动",
          "身体不作任何塑形",
          "不作任何风格化处理",
          "自然解剖结构必须保持准确"
        ]
      },
      "physical_attributes": {
        "body_type": "曲线优美、比例自然的女性",
        "skin": {
          "tone": "自然肤色，与参考图完全匹配",
          "texture": "自然皮肤纹理，毛孔可见",
          "highlights": "逼真的高光",
          "negative_constraint": "无塑料感皮肤"
        },
        "hair": {
          "directive": "与参考图一致",
          "properties": ["颜色", "长度", "质地", "造型"]
        },
        "expression": "自信地嘟嘴看向镜头"
      },
      "pose_and_action": {
        "stance": "站立姿势，平衡且符合解剖学原理",
        "limb_placement": {
          "arm_1": "轻柔地放在颈部",
          "arm_2": "搭在大腿上"
        },
        "camera_view": "中低角度，四分之三正面视角"
      }
    },
    "attire": {
      "garment": {
        "item": "连体泳衣连衣裙",
        "color": "{argument name=\"dress color\" default=\"柔和的金属粉色\"}",
        "cut": ["高开衩侧边", "及大腿高开衩"],
        "fabric_physics": ["逼真的弹性", "褶皱", "光泽"]
      },
      "details": {
        "chest_piece": {
          "item": "胸部金色胸针细节",
          "note": "仅改变颜色，不改变设计"
        },
        "jewelry": {
          "items": ["金色手镯", "金色大耳环"],
          "properties": ["逼真的金属反光", "逼真的比例"]
        }
      }
    },
    "environment": {
      "setting_type": "干净自然的海岸氛围",
      "composition_layers": {
        "foreground": "鹅卵石海滩（主体站立于此）",
        "mid_ground": [
          "主体身后碧绿的海水",
          "捕捉下午晚些时候阳光的岩石海岸悬崖"
        ],
        "background/horizon": "地平线上远处的小帆船"
      }
    },
    "photography_style": {
      "aesthetic": [
        "超细节照片写实主义",
        "专业编辑级效果",
        "高端时尚编辑级写实主义"
      ],
      "quality_metric": "8K RAW 画质",
      "composition_ratio": "竖幅 9:16",
      "lighting": {
        "source": "自然日光",
        "time": "温暖的下午晚些时候",
        "qualities": ["电影级光线平衡", "受控的高光和阴影"]
      },
      "optics_and_focus": {
        "lens_emulation": "DSLR 85mm 镜头效果",
        "focus_point": "S"
      }
    }
  }
}
```