Charming Young Woman in Silver Sequins with Smartphone

photorealistic commercial studio portrait of a cheerful young East Asian woman with long glossy black hair, smiling brightly at camera, wearing a sparkling silver sequined blazer and matching mini skirt over a black crop top, elegant crystal necklace and dangling earrings, holding a modern smartphone upright in her left hand with a vivid pure green chroma key screen, giving a confident thumbs-up with her right hand, mid-thigh crop, subject positioned slightly right of center with phone clearly visible on left side, plain solid pure white seamless studio background, completely empty background, no patterns, no textures, no decorations, no geometric elements, flat uniform white backdrop, ultra polished beauty lighting, soft frontal fill light, crisp reflections on metallic fabric, glossy flawless skin texture, razor sharp focus, tack sharp details, highly detailed hair strands, ultra high definition, 8K resolution, luxury tech advertisement aesthetic, premium catalog photography, hyper detailed, 85mm portrait lens, f/5.6 aperture for sharpness, vibrant contrast, rich silver tones, natural skin color, professional commercial retouching, no logos, no watermark, no text, minimal composition