黑白窗边随性肖像

{
  "image_generation_prompt": {
    "subject_details": {
      "demographics": "年轻白人女性，约20岁出头",
      "hair": "质感金发卷发随意挽成凌乱丸子头发髻，修饰面部的蓬松碎发，背光细发丝",
      "face": "自然真实的皮肤纹理，鼻梁与双颊带有隐约雀斑，高颧骨，自然野生眉，丰满双唇，清晰下颌线，轻盈裸妆",
      "gaze": "直视镜头，眼神温柔迷人，双唇微启，神态恬静"
    },
    "apparel_and_styling": {
      "clothing": "[黑色细肩带吊带背心]，V领，极简风格",
      "accessories": "无饰品",
      "styling": "随性自然、刚睡醒般的慵懒休闲风"
    },
    "pose_and_composition": {
      "type": "特写肖像，自然随拍自拍视角",
      "framing": "头部与双肩，居中构图",
      "posture": "双肩微侧，修长颈部带出明显锁骨，头部极轻微倾斜"
    },
    "environment_and_background": {
      "setting": "室内窗边生活化场景",
      "backdrop": "具垂直垂坠纹理的半透明薄纱窗帘",
      "depth": "浅景深，背景柔和虚化凸显主体"
    },
    "lighting_and_atmosphere": {
      "type": "柔和漫射的自然窗边日光",
      "direction": "正面柔光夹带少许侧光",
      "highlights": "前额、鼻尖与颧骨处的柔和高光",
      "shadows": "下巴下方与颈部线条的柔顺自然阴影",
      "mood": "亲密、真实、随性、宁静"
    },
    "technical_specs": {
      "medium": "[黑白摄影]，单色调",
      "camera_emulation": "35mm胶片或手机前置摄像头自拍风格",
      "lens": "35mm焦距",
      "aperture": "f/2.8",
      "film_grain": "细腻逼真的胶片颗粒感"
    }
  }
}