Generate 4K dslr portrait of a stylishly dressed young man ( same person in image and exactly same facial feature ) wearing dark round sunglasses, sitting comfortably in a large, plush blue bean bag chair against a vibrant blue backdrop. He’s wearing a distinctive blue and yellow patterned shirt that appears to have geometric or abstract designs, paired with bright blue pants and white chunky sneakers with white crew socks. The man has a warm, genuine smile and appears relaxed and confident in his pose, with one leg crossed over the other. Behind him dominates a large, light blue letter “D” that takes up most of the background wall, creating a bold graphic element. The overall aesthetic is modern and playful, with the monochromatic blue color scheme creating visual cohesion throughout the composition. The lighting is professional and even, giving the image a clean, editorial quality that suggests this might be a portrait for a magazine, advertisement, or corporate