Yes, the whole meal will be kosher and supervised by Rabbi Steinmetz from Chabad Sarasota.
Chuppah, dinner and dancing will all be on the beach. There will be a dance floor. Heels are not recommended.
Yes, there is a room block at the venue, Longboat Key Resort. Find the link here: https://reservations.opalcollection.com/longboat-key-club/availability.asp?startDate=12/01/2022&endDate=12/08/2022&adults=1&children=0&requestType=invBlockCode&code=PELA122022