Photorealistic Detailed Portrait

A photorealistic detailed portrait, aged young adult. Expression: natural, minimal, relaxed, emotionally subtle. light to medium brown hair, long straight hair worn loose. Set in a indoor space near a window, radiating a quiet, minimal, artistic indoor ambiance atmosphere. Insert discreet watermark in the lower right corner of the image, vertical text (rotated 90°), written "aipromptlabs.online", Calibri Light font, white color with low opacity (semi-transparent), medium size. Extreme sharpness on the face, fabric texture and typography of the letters. Shot on Canon EOS R5, 50mm f/2.8, studio light.