Hello,
Since I updated form 1.18.2 to 1.18.3 (rev4), the ticket list is no longer in dark mode.
I tried in a IN PRIVATE session, disabling/enabling dark mode.
osTicket v1.18.3 // osTicket-1.18.3-Awesome-104
PHP 8.3.30 // MySQL 8.0.45 // Apache web server
Thank you.