Luxury Bathroom Portrait with Red Designer T-Shirt

Realistic lifestyle portrait of a confident man standing in a modern luxury bathroom, wearing a bold red designer t-shirt with large logo print, holding a white cap in one hand, relaxed casual pose leaning slightly on a marble counter, soft warm ambient lighting, circular backlit mirror creating a halo glow behind the head, minimal elegant interior with beige tones, clean aesthetic, shallow depth of field, natural skin texture, high-end fashion photography style, ultra-detailed, 8K.