Photorealistic Dark-Haired Woman Portrait

Use the provided reference image as the main visual reference. Create a highly photorealistic close-up portrait of a young woman with {argument name="hair style" default="long, straight, silky dark-brown hair"}, parted naturally in the center and falling loosely over her shoulders. Preserve the same facial structure, soft features, natural eyebrows, almond-shaped dark eyes, delicate nose, smooth fair skin, and soft pink-red lips. She is looking toward the camera with a gentle, subtle smile and a calm, elegant expression. She is wearing a simple {argument name="clothing" default="light-gray sweatshirt"} with a relaxed fit. Capture her from the shoulders up in a slightly turned three-quarter pose, with her face angled gently toward the camera. Use a {argument name="background" default="warm, cozy indoor background with soft brown and beige tones"}, naturally blurred with shallow depth of field. Photorealistic skin texture, realistic hair strands, natural facial details, soft warm ambient lighting, subtle highlights, realistic shadows, cinematic portrait photography, 85mm lens look, shallow depth of field, high detail, professional photography, natural color grading, ultra-HD, realistic and elegant, no text, no watermark, no distortion.