I went through some eye surgeries and really needed a dark mode. But I couldnt get a dark mode in which buttons still were cleary visible.
I am sure if I search forums, git issues and documentation something usefull will turn up.

Ask and ye shall receive: https://ask.libreoffice.org/t/issues-with-libreoffice-icons-on-dark-mode-in-linux-mint-22-cinnamon/111034