Create a scientific figure about: Metabolic network map linking glycolysis and TCA cycle.
Visual style: Schematic Minimal.
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: systems-networks
- minimal schematic style with reduced visual noise
- strong information hierarchy using line weight and spacing
- few but meaningful colors for process emphasis
