Depict a surreal portrait of a woman, her head dramatically titled back against

depict a surreal portrait of a woman, her head dramatically titled back against a stark white background, her hair and features should be exaggerated with smooth, flowing lines and her skin should have an ethereal glow, use a palette of pastel shades to create a serene and otherworldly atmosphere, photorealistic, 4K UHD, rich detailing --ar 9:16 --style raw --v 6.1