Classic intellectual black and white portrait in city alley AI Image Prompt

A vertical {argument name='style' default='black and white candid portrait'} of a charming young man with {argument name='hair style' default='wavy, medium-length hair'} and stylish round-rimmed glasses, smiling warmly at the camera. He is wearing a {argument name='outfit' default='textured, dark knit crewneck sweater, dark pants, and has a leather messenger bag slung over his shoulder'} with his hands casually resting in his pockets. He is leaning back against a rustic, detailed brick wall in a narrow, out-of-focus city alleyway, creating a classic, intellectual, and timeless aesthetic with rich film grain texture.