超写实商业美食摄影：巧克力曲奇饼干

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{   "global_settings": {     "resolution": "8K 超高清",     "aspect_ratio": "3:4 竖版",     "render_style": "超写实商业食品摄影",     "quality": "高端广告级",     "sharpness": "极致微细节，边缘清晰锐利",     "noise": "无",     "artifacts": "无",     "depth_of_field": "浅景深，主体聚焦",     "motion": "悬浮在半空中的食材",     "background_style": "纯色单一背景的摄影棚布景"   },    "subject": {     "main_food": "巧克力豆饼干",     "quantity": 3,     "appearance": [       "金棕色新鲜出炉的饼干",       "柔软且有裂纹的表面",       "可见的融化巧克力豆",       "边缘略带酥脆",       "自然手工质感"     ],     "branding_rules": [       "无文字",       "无 logo",       "无压印",       "无图案",       "无符号"     ]   },    "secondary_elements": {     "ingredients_flying": [       "黑巧克力碎块",       "饼干碎屑",       "细砂糖晶体"     ],     "motion_style": "动态悬浮爆发",     "distribution": "围绕饼干均衡分布，呈自然随机感",     "particle_detail": "清晰、冻结的运动感，具有层次分离"   },    "composition": {     "camera_angle": "略低角度",     "framing": "居中偏重的主视觉构图",     "spacing": "主体周围留有干净的负空间",     "focus_priority": "前景饼干处于极致锐利对焦"   },    "lighting": {     "type": "专业影棚灯光",     "key_light": "柔和定向主光",     "fill_light": "轻柔补光以增强质感清晰度",     "rim_light": "微妙轮廓光用于分离主体",     "shadows": "柔和自然，无强烈对比"   },    "color_palette": {     "background_color": "浅蓝色",     "cookie_tones": "温暖的金棕色",     "accent_colors": "浓郁巧克力棕、晶莹砂糖白",     "contrast": "主体与背景高分离度"   },    "photography_style": {     "genre": "奢华食品广告",     "mood": "新鲜、诱人、高级",     "cleanliness": "一尘不染的影棚质感",     "post_processing": "最少化、自然、高端修图"   },    "exclusions": [     "文字",     "logo",     "水印",     "手",     "盘子",     "道具",     "包装",     "背景物体",     "卡通风格",     "插画风格"   ] }