8k, masterpiece, delicate illustration, flat color, beautiful eyes, depth of field, clean and beautiful classroom background, best lighting, detailed illustration, very delicate rendering, natural and not excessive glamour, long hair reaching below the chest, beautiful white hair color, inner hair is ice blue, voluminous and clean hair, natural bangs reaching the eyes, natural expression and composition, beautiful blue-toned eyes, excellent clothing detail, school uniform, mature and calm atmosphere, ribbon tie, no Japanese school uniforms, 8k, masterpiece, delicate illustration, flat color, beautiful eyes, depth of field
