Heavily muscular adult man with substantial muscle mass, wide

Prompt

Heavily muscular adult man with substantial muscle mass, wide shoulders, thick neck, large chest and arms, powerful thighs, and dense bodybuilding proportions; Adult man, heavily muscular build with defined athletic posture, short dark brown/black side-parted slick-back hair, clean-shaven face with neutral pensive expression; Seated on a brown leather chair right leg crossed over left knee, torso angled toward mirror holding black smartphone in right hand for selfie capture, left hand resting near shirt cuff; Wearing white long-sleeve dress shirt with French cuffs and buttoned collar, dark navy tailored trousers cuffed at ankles, black patent leather lace-up oxford shoes, dark navy socks visible above shoe line; Modern interior room featuring light wood cabinetry, patterned rug under chair, low oval coffee table with tissue box, tiled backsplash behind subject suggesting kitchen or bar area; Soft ambient indoor lighting mixed with cool-toned backlight from illuminated tile grid in background; Athletic fine-art photography emphasizing confident strength and composed posture, clean lines and structured silhouette, premium menswear aesthetic, vertical portrait orientation; single clean uninterrupted photograph with a cohesive editorial composition and plain continuous surrounding surfaces