sky transformation ultra realistic clear blue sky natural soft azure and pale blue gradients delicate wispy white clouds with authentic atmospheric depth clean fresh daytime weather physically accurate sunlight diffusion realistic atmospheric perspective high dynamic range sky detail natural cloud transparency and subtle variations true to life color balance professional grade photo realism exceptional clarity and fine detail seamless horizon integration natural light interaction consistent with the original scene real world meteorological appearance premium photographic quality captured with a high end professional camera crisp yet natural cloud definition perfectly balanced exposure hyper detailed atmospheric textures indistinguishable from an authentic photograph preservation requirements modify only the sky area keep all buildings people vehicles vegetation water mountains and landscape elements completely unchanged preserve original composition perspective framing shadows and lighting direction maintain all object colors textures and positions flawless sky replacement with invisible transitions ultra realistic photo editing result