{ config, pkgs, user, ... }:
{
  environment.sessionVariables = {
    XDG_SESSION_TYPE = "wayland";    # Session type
    XDG_CURRENT_DESKTOP = "Hyprland"; # Desktop environment
    XCURSOR_SIZE = "24";             # Cursor size
    GTK_ENABLE_DARK_MODE=1;
    GTK_THEME = "Catppuccin-Mocha-Standard-Blue-Dark";
    GTK_APPLICATION_PREFER_DARK_THEME = "1";
    # Add these for Firefox/Zen Browser:
    MOZ_ENABLE_WAYLAND = "1"; # If on Wayland
    GSETTINGS_SCHEMA_DIR = "${pkgs.gsettings-desktop-schemas}/share/glib-2.0/schemas";
   };
    # Add other session-wide variables here (e.g., QT_QPA_PLATFORM, SDL_VIDEODRIVER)
}