单色编辑风肖像：男子与马

提示词

{   "model": "Nano Banana Pro",   "scene": "阴天覆盖下的开阔原野景观，周围自然环境极为简洁",   "subject": {     "type": "年轻男子",     "pose": "坐在木椅上，双腿自然分开，平静地牵着马缰",     "expression": "疏离、内省、克制",     "gaze": "目光向下，被太阳镜部分遮挡",     "emotion": "安静的支配感、孤独、内在的沉稳"   },   "appearance": {     "hair": {       "color": "深色",       "style": "短发，略显凌乱的卷发"     },     "facial_features": {       "beard": "浅浅的胡茬",       "accessories": ["深色太阳镜"]     },     "skin": "自然质感，哑光效果"   },   "attire": {     "outerwear": "宽松的深色加厚夹克",     "innerwear": "深色连帽衫",     "pants": "宽松版型的深色长裤",     "footwear": "黑色皮靴",     "style_note": "极简、男性化、实用主义时尚"   },   "secondary_subject": {     "type": "黑马",     "position": "站在男子旁边，头微微低下",     "interaction": "由一根松弛的缰绳平静牵引",     "symbolism": "力量、本能、受控的能量"   },   "environment": {     "location": "开阔的草地",     "background": [       "起伏的山丘",       "柔和的远景地貌",       "没有城市元素"     ],     "atmosphere": "安静、孤立、沉思"   },   "lighting": {     "type": "自然漫射日光",     "conditions": "阴天",     "effect": "柔和阴影、低对比度、均匀的色调范围"   },   "camera": {     "angle": "平视到略低角度",     "lens": "50mm 电影感人像镜头",     "depth_of_field": "中等景深，人物和马都清晰，对背景进行轻柔虚化",     "framing": "竖幅，全身人像，带有象征性的留白"   },   "color_palette": {     "mode": "黑白",     "tones": ["深黑", "柔和灰", "低饱和高光"]   },   "mood": "沉着、克制、强大",   "style": {     "aesthetic": "高艺术感编辑人像",     "realism": "照片级真实",     "inspiration": "极简主义、男性气质、象征主义",     "post_processing": "高质量单色调色、细微胶片颗粒、柔和对比"   },   "details": {     "chair": "简洁的木椅，低调朴素",     "lead_tension": "松弛、刻意的平静",     "motion": "静止感主导画面"   },   "themes": [     "受控的力量",     "男人与本能",     "沉默即权威",     "不张扬的力量"   ],   "quality": "超高细节、电影感黑白人像，具有编辑摄影的深度" }