I have seen multiple posts and allegations on this forum against them already, and I sincerely wish I had seen them before creating an account there.
It's always the first thing to do when you are going to use a new service.
In the screenshot, I saw you said a friend of yours referred you to the site. Did you use the same computer or ISP to register?
Did you use any VPN service?
By permanently closed, did they mean that they have confiscated all your funds?
This is their thread -
https://bitcointalk.org/index.php?topic=1616139.0Try contacting OP and see if you can come to a resolution. He was last active today -
https://bitcointalk.org/index.php?action=profile;u=202115