Ultra-realistic Beach Portrait

ultra-realistic cinematic beach portrait, 9:16, a handsome young man sitting relaxed on a striped beach chair under a large black-and-white striped beach umbrella, calm confident expression with a subtle smile, looking toward the camera, face lock: use the uploaded image as reference and keep the exact real face, hairstyle, skin tone and identity unchanged, do not change face or hair, skin: soft natural skin with visible pores and smooth tonal transitions, hair: slightly messy styled dark hair with a clean beach look, accessories: stylish black goggles / black sunglasses with dark lenses, clothing: plain black t-shirt, white fitted pants, white-and-black casual sneakers, smartwatch on wrist, pose: seated naturally with both hands relaxed on the chair arms and knees, environment: bright sandy beach with soft ocean waves in the background, a few distant blurred people, clean summer atmosphere, lighting: bright sunny daylight photo with fresh natural highlights, soft shadows and crisp clean exposure, color: bright airy beach tones with clean whites, soft blues and strong black t-shirt contrast, lens: 50mm portrait lens with shallow depth of field, realism: DSLR-quality, ultra detailed, photorealistic, clean summer editorial vibe, negative prompt: colored sunglasses, cartoon, painting, CGI, plastic skin, over-smooth face, distorted anatomy, blur, low light, dull photo, noise, text, watermark