Portrait of Superman with cybernetic heavy armor and helmet, set in a sci-fi world, showcasing glowing intricate patterns, full body, elegant and highly detailed, digital painting style. Inspired by artstation concept art, with smooth and sharp focus for illustration. Influences include art by Artgerm, Greg Rutkowski, and Alphonse Mucha. Ensure the depiction maintains high quality and clarity, avoiding low resolution, text errors, or visual flaws. The portrayal should be without duplication or unnatural distortions, highlighting accurate anatomy and proportions, with attention to artistic detail.