提示词

A handsome adult man with light-to-medium tan skin and short dark hair kneels on a tiled floor, torso leaning forward slightly. He wears a grey textured athletic t-shirt over beige shorts revealing black compression briefs at the thigh edges, paired with white mid-calf socks and metallic green high-top sneakers. Arms rest behind hips or thighs; knees and shins are exposed showing thick muscular definition. Soft directional indoor lighting from left casts shadows on the right leg against a plain wall with a wooden door panel to the right. High-resolution skin texture and fabric weave, naturalistic color grading with slight cool undertones., a single uninterrupted photograph only, no written words or typography anywhere in frame, no captions, no app UI, no social-media post layout, no screenshot borders