portrait of superman in cybernetic heavy armor and helmet, sci-fi theme with glowing intricate details, depicted in full body; the artwork is elegant and highly detailed, reminiscent of digital painting styles featured on artstation, inspired by concept art of artgerm, greg rutkowski, and alphonse mucha. The focus is smooth and sharp, showcasing an artistic illustration style. The design avoids any low-quality features, ensuring that anatomy and proportions are accurate, with no text, errors, or artifacts; the depiction is clean, precise, without any disfigurements or mutations, and does not include any unnecessary elements like extra limbs or distorted features. The artwork maintains a professional aesthetic without any watermarks or signatures.