蓝调时刻街拍：日落后冷环境光，城市灯光初亮，纪实环境人像。
用法提示
FLUX.1 [schnell]：1–4 步；[dev]：更高保真（注意非商用许可）- 结构可记：主体 + 姿态 + 光位 + 场景 + 镜头
提示词
人像 · 蓝调时刻街拍
日落后冷调环境光，城市街拍人像。
Environmental street portrait just after sunset during blue hour, cool ambient sky light, young man in a navy coat waiting at a crosswalk, city lights beginning to glow, 35mm environmental framing, candid documentary feel, cool color grade, photorealistic