霓虹都市夜景人像，带广角畸变

```json { "model": "gemini-nano-banana-pro", "mode": "image", "aspect_ratio": "4:5", "quality": "ultra", "style": "cinematic_realism", "scene": { "setting": "夜晚繁忙的霓虹灯城市街道，雨后湿漉的路面，主体身后是发光的招牌和车流", "weather": "小雨刚停，路面反光，空气潮湿", "background": "柔和的焦外城市灯光，移动的汽车，模糊的行人动态，带有彩色招牌的高楼大厦", "time": "夜晚" }, "subject": { "type": "年轻女性", "pose": "站在人行横道中央，手持智能手机靠近镜头", "expression": "自然温暖的笑容，真诚而喜悦", "hair": "微乱的头发被风吹拂过脸庞", "wardrobe": "深色外套或西装外套，极简配饰", "props": ["智能手机"] }, "composition": { "framing": "广角畸变的特写肖像，主体居中，手机在前景", "camera_distance": "非常近，亲密的街头摄影感", "perspective": "广角镜头透视，略带鱼眼效果，背景向外延伸", "depth_of_field": "浅到中等景深，主体清晰可辨，背景灯光柔和奶油状", "foreground_detail": "手机和手部因运动和镜头特性略显柔和" }, "camera": { "lens": "24mm 广角（略带鱼眼特性）", "aperture": "f/1.8", "shutter_speed": "1/40", "iso": "1600", "focus": "面部对焦，手机略有虚化" }, "lighting": { "key_light": "霓虹灯光溢出，以青色/绿色和暖色高光照亮面部", "fill": "湿润地面反射的路灯光", "mood": "梦幻般的都市夜生活，柔和对比，浪漫写实" }, "color_grading": { "palette": "青色、蓝绿色、绿色霓虹灯与暖色肤色混合", "contrast": "柔和对比度，阴影提亮", "highlights": "霓虹灯牌上的发光光晕", "film_emulation": "35mm 胶片效果" }, "texture_and_detail": { "film_grain": "明显的胶片颗粒，真实感", "bloom": "灯光上细微的光晕", "sharpness": "略微不完美，自然的街头摄影感", "skin_texture": "自然的毛孔，无塑料感平滑" }, "motion": { "hair_movement": "风吹拂过脸庞的发丝", "background_motion": "汽车和行人移动带来的光线拖影", "camera_feel": "手持抓拍感" }, "negative_prompt": [ "塑料皮肤", "过度锐利的面部", "干净的影棚灯光", "动漫", "卡通", "过度对称的面部", "过度饱和的霓虹灯", "HDR 效果", "虚假的景深模糊边缘", "多余的手指", "扭曲的手部", "文字伪影", "标志变形", "AI 光滑皮肤", "完美干净的背景" ] } ```