8k,masterpiece, delicate illustration,flat color,beautiful eyes,depth of field, clean and beautiful shooting location background, best lighting, detailed illustration, very delicate rendering,surreal, natural and not excessive glamour, long hair reaching below the chest,straight hair, beautiful blue hair color, inner hair is a darker blue, voluminous and neat hair, forehead exposed, natural expression and composition, beautiful sky blue eyes, excellent clothing detail, various accessories, sophisticated outfit
