Black-and-White Fine Art Studio Portrait Prompt

A detailed prompt for generating a black-and-white fine art studio portrait using Nano Banana 2. The prompt specifies a seated subject (based on an uploaded person), relaxed pose, slightly messy hair, natural skin tones, a clean white shirt, a calm expression, cinematic angle, minimalist grey backdrop, soft diffused cinematic lighting, and ultra-realistic, high-contrast textures in 8K resolution.