{pkgs, device, ...}: {
  gtk = {
    enable = device.hasGui;
    theme = {
      name = "Catppuccin-Mocha-Standard-Mauve-Dark";
      package = pkgs.catppuccin-gtk.override {
        variant = "mocha";
        size = "standard";
        accents = ["mauve"];
        tweaks = ["normal"];
      };
    };

    iconTheme = {
      name = "Papirus-Dark";
      package = pkgs.catppuccin-papirus-folders.override {
        accent = "mauve";
        flavor = "mocha";
      };
    };

    cursorTheme = {
      name = "Vanillay-DMZ";
      package = pkgs.vanilla-dmz;
    };

    gtk3.extraConfig = {gtk-application-prefer-dark-theme = 1;};
    gtk4.extraConfig = {gtk-application-prefer-dark-theme = 1;};
  };
}