Chân dung phác thảo than củi studio

A vertical charcoal sketch portrait of a [handsome young man with wavy, dark hair] with a warm, slight smile, wearing a [textured, dark sweater]. Soft, realistic shading with visible charcoal strokes that add depth and texture. The background subtly suggests an artist's studio with softly blurred easels and sketches. Drawn on light, slightly aged paper texture with a timeless, hand-drawn aesthetic.