窗邊硬光，把五官練出稜角感

{ "photo_type": "自然光近距人像（原始真實感，不做美化）", "subject": { "pose_description": "半躺或斜倚姿態，頭部側傾，一手托住下巴", "expression": "神情鬆弛中性，唇部自然放鬆，視線自然偏向側方", "face": {"description": "嚴格參照上傳影像，身份特徵完全保留，禁止磨皮或重塑"} }, "lighting": { "type": "窗側直射日光", "setup": ["日光由窗戶一側斜射入畫面", "僅覆蓋半張臉", "硬光邊緣、柔和收尾"], "effects": ["顴骨與鼻樑處出現明亮高光", "另一側留下強烈自然投影", "面部曝光刻意不均", "保留真實光比反差"], "color_temperature": "自然日光約5500K" }, "skin_realism": {"details": ["毛孔清晰可見", "細小雀斑或印記", "自然油光", "膚色不刻意統一", "拒絕磨皮或模糊處理"]}, "hair": {"details": ["髮絲根根可見", "輕微毛躁感", "不做完美打理", "光線掃過單根髮絲"]}, "clothing": {"details": ["白色蕾絲上衣", "面料紋理清晰", "細小褶皺帶陰影"]}, "accessories": {"details": ["細鏈條項鍊", "小型吊墜", "微弱反光"]}, "camera": { "type": "智慧手機後置鏡頭", "lens": "26mm", "settings": {"aperture": "f/1.8", "iso": "ISO 50-150", "shutter_speed": "1/800s"}, "focus": "眼部銳利對焦，景深自然衰減", "sensor_behavior": ["陰影區域略帶顆粒", "高光處輕微溢位", "噪點極輕微"] }, "lens_effects": {"details": ["高光處輕微過曝", "自然對比度", "拒絕人工模糊", "真實景深衰減"]}, "background": {"details": ["白色織物或床品", "柔軟褶皺", "淺色陰影", "不追求絕對平整"]}, "color_grading": {"style": "原始自然色調", "rules": ["不做重度後期", "輕微暖色偏", "膚色保持真實", "還原相機原生色彩"]}, "imperfections": ["光線分佈不均", "皮膚紋理保留", "輕微顆粒", "高光區域性過曝"], "composition": {"camera_angle": "近距離微俯視角", "framing": "面部緊湊取景", "depth": "面部清晰、邊緣柔和過渡"}, "resolution_and_aspect_ratio": "4K，4:5", "vibe": "自然、陽光、不費力的真實感", "strict_rules": {"must_have": ["真實光比反差", "可見皮膚紋理", "拒絕磨皮", "參考面部特徵不變"], "avoid": ["影棚布光"]} }