Create a scientific figure about: Nanorobots targeting tumor microenvironment inside blood vessels.
Visual style: Journal Cover Cinematic.
Requirements:
- publication-ready scientific quality
- clear labels and directional arrows where appropriate
- avoid cartoon style, avoid meme style, avoid stock-photo look
- avoid neon glow and over-sharpened CGI look unless explicitly requested
- composition optimized for research papers and academic slides
- category context: journal-covers
- high-impact cinematic lighting with strong focal hierarchy
- dark-to-bright gradient atmosphere and publication cover composition
- scientifically plausible structures and anatomically coherent details
