窗边硬光，把五官练出棱角感

{ "photo_type": "自然光近距人像（原始真实感，不做美化）", "subject": { "pose_description": "半躺或斜倚姿态，头部侧倾，一手托住下巴", "expression": "神情松弛中性，唇部自然放松，视线自然偏向侧方", "face": {"description": "严格参照上传影像，身份特征完全保留，禁止磨皮或重塑"} }, "lighting": { "type": "窗侧直射日光", "setup": ["日光由窗户一侧斜射入画面", "仅覆盖半张脸", "硬光边缘、柔和收尾"], "effects": ["颧骨与鼻梁处出现明亮高光", "另一侧留下强烈自然投影", "面部曝光刻意不均", "保留真实光比反差"], "color_temperature": "自然日光约5500K" }, "skin_realism": {"details": ["毛孔清晰可见", "细小雀斑或印记", "自然油光", "肤色不刻意统一", "拒绝磨皮或模糊处理"]}, "hair": {"details": ["发丝根根可见", "轻微毛躁感", "不做完美打理", "光线扫过单根发丝"]}, "clothing": {"details": ["白色蕾丝上衣", "面料纹理清晰", "细小褶皱带阴影"]}, "accessories": {"details": ["细链条项链", "小型吊坠", "微弱反光"]}, "camera": { "type": "智能手机后置镜头", "lens": "26mm", "settings": {"aperture": "f/1.8", "iso": "ISO 50-150", "shutter_speed": "1/800s"}, "focus": "眼部锐利对焦，景深自然衰减", "sensor_behavior": ["阴影区域略带颗粒", "高光处轻微溢出", "噪点极轻微"] }, "lens_effects": {"details": ["高光处轻微过曝", "自然对比度", "拒绝人工模糊", "真实景深衰减"]}, "background": {"details": ["白色织物或床品", "柔软褶皱", "浅色阴影", "不追求绝对平整"]}, "color_grading": {"style": "原始自然色调", "rules": ["不做重度后期", "轻微暖色偏", "肤色保持真实", "还原相机原生色彩"]}, "imperfections": ["光线分布不均", "皮肤纹理保留", "轻微颗粒", "高光局部过曝"], "composition": {"camera_angle": "近距离微俯视角", "framing": "面部紧凑取景", "depth": "面部清晰、边缘柔和过渡"}, "resolution_and_aspect_ratio": "4K，4:5", "vibe": "自然、阳光、不费力的真实感", "strict_rules": {"must_have": ["真实光比反差", "可见皮肤纹理", "拒绝磨皮", "参考面部特征不变"], "avoid": ["影棚布光"]} }