damn kass who took out your third eye
anyways hmmm. cyan would never be caught dead giving anything a half-measure, so he'd probably get her a bigass tailor-made coat- something practical but still striking. with like glinting metal trims and fancy buttons and the works. apart from that, probably big displays of wealth that he can put on a tab as a Medici, like getting enya her own place or a new fancy car.
the secret bonus option is writing something for her but that's less "i've decided to spoil you" and more "i want to do this to impress you", but we'd have to do some very interesting and impressive maneuvering to reach that territory. by no means impossible but very interesting and impressive