Prompt de portrait de studio de luxe photoréaliste

Photorealistic luxury studio portrait of a man matching the reference face and body proportions, standing in a confident, composed power stance. His posture is upright with shoulders relaxed but strong, one hand lightly adjusting the blazer cuff while the other rests naturally by his side. Expression calm, self-assured, subtle intensity in the eyes. He wears a structured charcoal tailored blazer over a deep taupe premium crewneck t-shirt, slim dark espresso trousers, and matte off-white minimalist leather sneakers. Outfit remains consistent and sharp. Shot in a high-end professional studio with a soft directional key light from 45 degrees, gentle rim light separating him from the background, and controlled shadow gradient. Background: textured dark warm grey seamless backdrop with subtle vignette. Lighting emphasizes jawline definition, fabric texture, and clean silhouette. Ultra-sharp focus, shallow depth of field, crisp natural skin texture, visible fabric grain, realistic shadows, editorial luxury fashion campaign style, high resolution, cinematic contrast. Use the face from the uploaded reference image and preserve the same facial features.