Apple Card shows unavailable on iPhone 16 Plus

I’m on my iphone 16 plus and entered the Wallet area to see if there is a balance due on my Apple Card account. I could not click on it because there is a message under the Apple Card, that says “Unavailable”. I do not understand what happened!

[Re-Titled by Moderator]

Original Title: using my iphone, i am seeing that my Apple Card says it is unavailable, why? I cannot even see if there was a balance due on it, why?