Portrait en manteau bleu royal à la lumière naturelle

Portrait photography, 8K UHD resolution, vertical aspect ratio. Frame composition: Mid-chest to head crop, portrait orientation, subject centered, eye-level camera angle, straight-on perspective. Subject: Young adult female with an oval face, fair skin with a neutral undertone, smooth natural skin texture with visible realism and no heavy retouching. Facial features: Light blue-green almond-shaped eyes looking directly at the camera, slightly relaxed eyelids, natural length eyelashes, dark brown medium-thick eyebrows with a soft natural arch, straight proportionate nose with a smooth bridge, soft natural pink medium to full lips, slightly parted, neutral, calm, composed expression. Hair: Dark brown, short to medium length, loose and slightly wavy, wind-blown strands crossing the face, natural unstructured parting. Clothing: Deep royal blue coat with a wool or felt-like texture, structured but relaxed fit, clean seams with a minimal design. Matching royal blue scarf made from a soft fabric, wrapped loosely around the neck. Color palette: Dominant colors are royal blue, deep blue, and soft skin tones. High contrast between the blue clothing and lighter skin. Cool color temperature. Lighting: Natural light, frontal with slight side softness, moderate intensity, soft shadows with minimal harshness, subtle highlights on the cheekbones and lips. Background: Open outdoor setting with a blurred horizon line, blue gradient background resembling the sky and distant water. Shallow depth of field with intentionally out-of-focus background details. Image style: High realism with subtle AI polish, high facial detail, visible fabric texture and natural skin detail, minimal noise, clean color grading with no heavy filters. Mood: Calm, serene, minimalistic, soft and composed. Generation constraints: Preserve original composition. Preserve subject structure. No face alteration. No style assumptions. Do not change image size.