How to buy pink bnb?

Excuse me, I'm a bit new to the world of cryptocurrency and I'm trying to figure out how to buy Pink BNB. Could you please walk me through the process step-by-step? I'm not sure where to start and what platforms or exchanges are the most reliable to use for this kind of transaction. Also, are there any specific things I should be aware of before I make my first purchase? I'd really appreciate any advice you can offer.