{ "master_prompt": { "global_settings": { "resolution": "8K 超高清", "aspect_ratio": "3:4 竖屏比例", "style": "超写实 AI 精修商业产品摄影", "sharpness": "极致清晰度，微观细节可见", "lighting_quality": "电影级影棚布光，柔和的漫反射光，边缘高光，营造出高级的质感与深度" } } }