Ultra realistic low angle outdoor portrait of a young man

Ultra-realistic low-angle outdoor portrait of a young man standing under a vivid blue sky with large fluffy white clouds. He has messy, voluminous short black hair, wearing sleek black wraparound sunglasses and a small silver hoop earring. He wears a black Nike zip-up windbreaker with a visible white Nike swoosh logo. Camera positioned below eye level, looking upward, head slightly turned to the side, calm confident expression. Strong natural midday sunlight creates sharp shadows across the face and jacket. Deep blue sky fills most of the background, cinematic composition, realistic skin texture, crisp details, natural lighting, 4K photography, vertical 9:16. Insert discreet watermark in the lower right corner of the image, vertical text (rotated 90°), written "aipromptlabs.online", Calibri Light font, white color with low opacity (semi-transparent), medium size. Extreme sharpness on the face, fabric texture and typography of the letters. Shot on Canon EOS R5, 50mm f/2.8, studio light.