新纳米香蕉Pro提示结构：进化风格创意

'New Nano Banana Pro prompt structure I am working on for these "evolution" style ideas.' Here is one prompt: A cinematic shot of a single winding bridge stretching into the distance. The architecture transitions seamlessly along its length: starting as Roman stone becoming a medieval drawbridge then a Victorian iron truss and finally a futuristic composite material. Each section has era-appropriate travelers and weathering. Morning mist fills the valley below with soft light breaking through clouds. 8K.