Eye shape, eye color, and exact natural hair characteristics are fully and seamlessly replaced by the user's uploaded reference image, strictly preserving the user's authentic facial identity, hair texture, and look perfectly while adapting to the pose. A high-resolution, professional portrait photograph of the woman, strictly preserving her authentic facial identity, warm smile, and exact medium-length wavy hair characteristics. The composition is adapted to a 1:1 aspect ratio, featuring a perfectly centered, chest-up shot. She is in the identical pose, wearing the same beige cable-knit turtleneck sweater. The background is the same detailed, red-brick wall. The lighting is soft and even, highlighting the textures of the knit fabric and her hair, and illuminating her face clearly. Every detail of her eyes, face, and hair is rendered precisely.