{ pkgs, ... }: { gtk = { enable = true; gtk3.extraConfig = { gtk-application-prefer-dark-theme = 1; }; gtk4.extraConfig = { gtk-application-prefer-dark-theme = 1; }; theme = { package = pkgs.whitesur-gtk-theme; name = "Whitesur-dark"; }; iconTheme = { package = pkgs.whitesur-icon-theme; name = "Whitesur-Dark"; }; }; }