Your website is giving this error...
Database Error: Unable to connect to the database:Could not connect to MySQL
make sure you are using 'localhost' as your DB_HOST in config.php
I am Escalating this to staff. They will add your domain manually.
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Add this in your .htaccess file
Options +FollowSymlinks
RewriteEngine on
RewriteBase /
RewriteCond %{HTTP_HOST} ^yourdomain.com$
RewriteRule ^(.*) http://www.%{HTTP_HOST}/$1 [QSA,L,R=301]
Move all files from /wp to public_html..
everything will work again.
or just copy files and open the setting again... then change the path to old one and then delete files from public_html except /wp folder