realistic detailed face portrait of Mata Hari by Alphonse Mucha, Ayami Kojima, Yoshitaka Amano, Charlie Bowater, Karol Bak, Greg Hildebrandt, Jean Delville, and Mark Brooks, Art Nouveau, Pre-Raphaelite, Neo-Gothic, gothic, Art Nouveau, intricate fine details, exquisite, rich deep moody colors, beautiful detailed background