A cinematic, ultra-photorealistic vertical 4:5 fashion portrait of a handsome young adult man standing outdoors beneath a clear deep-blue sky, captured during warm late-afternoon golden-hour sunlight. The composition feels masculine, timeless, effortless, and editorial, with a luxurious Mediterranean summer atmosphere. He has naturally handsome masculine facial features, a defined angular jawline, prominent cheekbones, straight well-defined nose, naturally full lips, expressive deep-set eyes, and realistic facial proportions. His skin has authentic texture, subtle pores, faint natural imperfections, and realistic warm sun-kissed tones. Avoid excessive retouching or artificial smoothness. His expression is calm, confident, slightly contemplative, with his eyes looking toward the bright sunlight off-camera. His hair is medium-length dark brown, naturally thick and slightly wavy, styled in a loose, effortless fashion. Several strands fall naturally across his forehead, with individual hair strands and subtle flyaways visible. The warm sunlight creates delicate highlights throughout the hair. He is wearing a loose, premium off-white/ivory linen shirt with a relaxed open collar and several upper buttons naturally undone. The shirt has slightly oversized sleeves rolled casually toward the elbows, revealing his forearms. The linen fabric should have highly realistic woven texture, subtle wrinkles, natural folds, soft creases, and gentle imperfections that emphasize its lightweight summer character. His arms are comfortably crossed across his torso, creating a relaxed yet confident pose. His shoulders are naturally positioned, with an effortless masculine posture rather than an exaggerated fashion pose. The lighting is dramatic natural golden-hour sunlight coming strongly from the left/front side, illuminating one side of his face and creating deep, cinematic shadows across the opposite side. Strong directional sunlight produces realistic highlights on his cheekbones, nose, lips, hair, and textured linen shirt. Preserve detailed shadow information without crushing the blacks. The background is an expansive deep turquoise-to-cobalt blue sky with extremely subtle atmospheric gradient and no distracting objects. A faint blurred ocean or distant horizon can appear near the lower background, creating a sophisticated coastal setting. Use shallow depth of field so the subject remains sharply defined while the distant environment becomes softly atmospheric. Composition: medium close-up to three-quarter portrait, subject positioned slightly right of center, generous negative space around his head and upper body, camera approximately chest-to-eye level with a subtle editorial perspective. Natural 50mm portrait-lens aesthetic, realistic proportions, gentle optical compression, crisp facial detail, soft background separation. Color palette: ivory white, warm beige, sun-kissed skin tones, deep turquoise, rich cobalt blue, subtle amber highlights, and muted brown hair. High dynamic range, cinematic contrast, natural highlight roll-off, slightly warm filmic color grading, subtle analog film grain. Ultra-photorealistic, premium men's fashion editorial photography, authentic skin texture, realistic hair strands, detailed linen fibers, physically accurate sunlight, natural shadows, atmospheric depth, sophisticated summer aesthetic, professional photography, sharp focus on eyes and face, realistic anatomy, 8K detail. Negative prompt: plastic skin, excessive beauty retouching, artificial face, distorted anatomy, extra fingers, malformed hands, unrealistic muscles, oversaturated colors, excessive HDR, blurry face, cartoon, CGI appearance, artificial hair, stiff pose, harsh digital sharpening, text, watermark, logo.