How do I fund Nexo?

As a cryptocurrency enthusiast and potential Nexo user, I'm curious about how to fund my Nexo account. Could you please elaborate on the various methods available to deposit funds into Nexo? Are there specific cryptocurrencies supported for deposits? Additionally, what are the steps involved in the deposit process? Are there any fees associated with funding my Nexo account? Understanding the funding options and associated costs is crucial for me to make an informed decision before utilizing Nexo's services.