一张 4K 超高清的写实图片，画面中一杯热咖啡置于木桌上。咖啡表面升腾着袅袅热气，质地浓郁醇厚，柔和的自然窗光洒落在旁，景深较浅，营造出温暖的电影感氛围，细节极致清晰。
A photorealistic 4K image of a single cup of hot coffee placed on a wooden table. Gentle steam rising from the surface, rich creamy texture, soft natural window light, shallow depth of field, warm cinematic atmosphere, ultra-sharp and clean details.
