close-up portrait of a dark elf woman with obsidian-black skin and platinum white braided hair, elegant bone-and-skull crown with blue gemstones, subtle gold circuit-like markings across her face and neck, long pointed ears, layered necklaces with skull pendant, dark fantasy sci-fi fusion aesthetic, dramatic side lighting against a black background, regal and mysterious expression, highly detailed facial features and jewelry, rendered as a prismacolor colored pencil drawing, visible paper grain, delicate colored pencil layering, rich blended blacks and gold accents, fine crosshatching, intricate hand-drawn detail, dark luxurious fantasy illustration