Major rewrite: switching back to Arch from NixOS

home/.config/gtk-4.0/gtk.css

@@ -0,0 +1,5 @@
+/**
+* GTK 4 reads the theme configured by gtk-theme-name, but ignores it.
+* It does however respect user CSS, so import the theme from here.
+**/
+@import url("file:///usr/share/themes/Tokyonight-Dark/gtk-4.0/gtk.css");

home/.config/gtk-4.0/settings.ini

@@ -0,0 +1,14 @@
+[Settings]
+gtk-application-prefer-dark-theme=true
+gtk-theme-name=Tokyonight-Dark
+gtk-icon-theme-name=Papirus-Dark
+gtk-cursor-theme-name=BreezeX-RosePine-Linux
+gtk-cursor-theme-size=24
+gtk-font-name=Noto Sans 10
+gtk-enable-event-sounds=0
+gtk-enable-input-feedback-sounds=0
+gtk-error-bell=0
+gtk-decoration-layout=appmenu:none
+gtk-xft-antialias=1
+gtk-xft-hinting=1
+gtk-xft-hintstyle=hintslight