Studio fashion portrait on white cube with red backdrop

Generate an ultra-realistic high-resolution full-body studio portrait with a clean, modern fashion aesthetic. Professional studio setting with a solid red background and soft gradient shadows, soft cinematic studio lighting evenly balanced across the subject for a clean, modern, editorial look. Subject is a man sitting on a white cube in a relaxed full-body posture with a neutral, stylish, confident expression. Outfit: oversized minimalist white sweatshirt, white jogger sweatpants, chunky white sneakers. Clean whites against a bold red background with soft gradients, cinematic lighting softness, high clarity fabric texture, sharp full-body definition, smooth depth and refined shadows.