{ config, pkgs, ... }: {

  # x11
  services.xserver.enable = true;
  services.xserver = {
    layout     = "us";
    xkbVariant = "";
  };

  # xdg portals
  xdg.portal.enable       = true;
  xdg.portal.extraPortals = with pkgs; [
    xdg-desktop-portal-wlr
  ];

  # xdg mime
  xdg.mime.enable = true;
  xdg.mime.defaultApplications = {
    "text/html"                = "firefox.desktop";
    "x-scheme-handler/http"    = "firefox.desktop";
    "x-scheme-handler/https"   = "firefox.desktop";
    "x-scheme-handler/about"   = "firefox.desktop";
    "x-scheme-handler/unknown" = "firefox.desktop";
  };

  # gnome
  services.xserver.displayManager.gdm.enable   = true;
  services.xserver.desktopManager.gnome.enable = true;

  # hyprland
  programs.hyprland = {
    enable          = true;
    package         = pkgs.unstable.hyprland;
    xwayland.enable = true;
  };

  # environment variables for hyprland
  environment.sessionVariables = {

    # hint electron apps to use wayland
    NIXOS_OZONE_WL = "1";

  };
}