Suddenly Log-In Page Gone!

have you recently made any changes to your files? Make sure the files exists..

in your wp-admin, restore the index.php file..

I’ve made no changes. Yes the file is there. I restored the index, log-in still dosen’t work. And now my site won’t load!
https://waprogressives.org
https://waprogressives.org/wordpress/wp-login.php

Update- reloaded wp-index from back-up now site is back but log-in still will not load.
https://waprogressives.org/wordpress/wp-login.php