Your h could have been having a "lucid" moment since it's your birthday. I wouldn't get my hopes up too high w/the card because mlcers tend to do nice things periodically and then go right back down into the rabbit hole. I would thank him for the beautiful card.
Continue to keep your expectations at zero. Continue to remain detached. Time will tell if he is cake eating.
Sit quietly, the answers will reveal themselves when you least expect them to. The past is gone, the present is a gift and you need to focus on today, allow the future to reveal itself when it is ready.
