Flaches Vektor-Avatar-Porträt

Clean, modern flat vector portrait illustration of the person in the reference photo. Preserve the exact facial features, face shape, expression, black round eyeglasses, and hairstyle. Natural jet-black hair with subtle highlights and texture, thick, voluminous, slightly messy, and swept upward. Full, neatly trimmed natural black beard. Dressed in a plain black crew-neck T-shirt. Solid [vibrant green (#2E7D32)] background. Professional Dribbble-style vector graphic, smooth gradients, crisp edges, minimal soft shadows. Centered, front-facing bust portrait, symmetrical composition, clean outlines. No text, logos, or watermarks.