Create an ultra-realistic premium corporate portrait collage of an adult man, using a sophisticated three-layer composition that combines a large grayscale background portrait, a dominant color close-up portrait, and a smaller full-body seated portrait. Use the same adult male identity consistently across all three portraits. Preserve identical facial structure, skin tone, hairstyle, eyes, nose, lips, jawline, and overall appearance. For the main center portrait, show the man from the chest up, facing directly toward the camera with a calm, confident, professional expression. Give him a neat short low-cut haircut and subtle natural facial hair. Dress him in a tailored dark navy or charcoal business suit, crisp white dress shirt, and an elegant patterned dark tie. Add bold modern black rectangular eyeglasses with subtle lens reflections. Make the face extremely sharp and realistic with natural skin texture and professional beauty lighting. Behind him on the left side, place a much larger close-up portrait of the same man in black and white, cropped from the shoulders upward. Let this monochrome portrait fill most of the left background, slightly softened but still detailed, creating depth and a premium editorial feel. On the lower-right side, include a smaller full-body version of the same man sitting confidently on a simple white rectangular studio pedestal. Dress him in a dark navy suit with an open-collar white shirt, no tie, slim tailored trousers, and clean white minimalist sneakers. Pose him seated upright with his legs naturally apart, holding a thin black tablet with both hands over his lap. Add a silver wristwatch for a subtle professional accessory. Use a seamless studio background with a luxurious dark charcoal-to-deep-purple gradient, transitioning into a warm amber-orange glow on the upper-right side. Add very subtle magenta and violet edge lighting around the seated figure for dimensional separation. Lighting should combine soft frontal beauty lighting, warm rim light from the right, gentle shadows, and controlled highlights. Maintain polished editorial contrast without making the skin look artificial. Composition should feel like a premium executive personal-branding poster, business profile cover, leadership campaign visual, or corporate biography portrait. Keep the design clean with no text, no logos, and no unnecessary decorative elements. Photography style: high-end corporate studio photography, editorial portraiture, luxury personal branding, realistic DSLR quality, 85mm portrait-lens look, shallow depth of field, crisp facial details, realistic fabric texture, subtle cinematic grading, balanced highlights and shadows. Vertical 4:5 composition, ultra-realistic, 8K detail, sharp focus, realistic anatomy, natural hands, accurate facial consistency across all three portraits, no duplicated facial features, no distorted glasses, no warped clothing, no extra fingers, no text, no watermark.