完整提示词

```json { "model": "Nano Banana Pro", "scene": "阴天下的开阔田野景观，自然环境极简", "subject": { "type": "年轻男子", "pose": "坐在木椅上，双腿放松地分开，平静地牵着马缰", "expression": "超然、内省、克制", "gaze": "向下看，部分被太阳镜遮挡", "emotion": "沉静的掌控力、孤独感、内在的庄重" }, "appearance": { "hair": { "color": "深色", "style": "短发，略显蓬松的卷发" }, "facial_features": { "beard": "浅浅的胡茬", "accessories": ["深色太阳镜"] }, "skin": "自然纹理，哑光质感" }, "attire": { "outerwear": "宽松的深色加厚夹克", "innerwear": "深色连帽衫", "pants": "宽松的深色长裤", "footwear": "黑色皮靴", "style_note": "极简、阳刚、实用主义时尚" }, "secondary_subject": { "type": "黑马", "position": "站在男子旁边，头部略微下垂", "interaction": "被松散的缰绳平静地牵着", "symbolism": "力量、本能、受控的权力" }, "environment": { "location": "开阔的草地", "background": [ "连绵起伏的丘陵", "柔和的远景", "无城市元素" ], "atmosphere": "宁静、孤立、沉思" }, "lighting": { "type": "自然漫射日光", "conditions": "阴天", "effect": "柔和的阴影，低对比度，均匀的色调范围" }, "camera": { "angle": "与视线齐平或略低的角度", "lens": "50mm 电影人像镜头", "depth_of_field": "适中，主体和马匹清晰，背景轻微模糊", "framing": "垂直构图，全身人像，具有象征性留白" }, "color_palette": { "mode": "黑白", "tones": ["深黑色", "柔和的灰色", "柔和的高光"] }, "mood": "坚忍、克制、强大", "style": { "aesthetic": "艺术编辑肖像", "realism": "超写实", "inspiration": "极简主义、阳刚之气、象征主义", "post_processing": "高质量单色调色，微妙的胶片颗粒感，柔和对比度" }, "details": { "chair": "简单的木椅，低调", "lead_tension": "松散，刻意的平静", "motion": "静止主导画面" }, "themes": [ "受控的权力", "人与本能", "沉默即权威", "不显露的力量" ], "quality": "超细节、电影感黑白肖像，具有编辑深度" } ```