Portrait of Superman in cybernetic heavy armor and helmet, set in a sci-fi world. The scene is glowing with intricate, elegant details in full body. A highly detailed digital painting in the style of artstation concept art, with smooth, sharp focus and richly illustrated. Inspired by the works of Artgerm, Greg Rutkowski, and nods to Alphonse Mucha. The artwork avoids low resolution and common digital flaws, ensuring accurate proportions and quality. Superman appears heroic and futuristic, with a touch of artistic flair, avoiding any errors like extra limbs or distorted features.