{ config, pkgs, ... }:
{
        # ── Mullvad VPN ──
        services.mullvad-vpn = {
                enable = true;
                package = pkgs.mullvad-vpn;
        };

        # ── Steam ──
        programs.steam = {
                enable = true;
                remotePlay.openFirewall = true;
                dedicatedServer.openFirewall = false;
        };
        programs.gamemode.enable = true;
        programs.gamescope = {
                enable = true;
                capSysNice = true;
        };

        zramSwap = {
                enable = true;
                algorithm = "zstd";
                memoryPercent = 50;
        };

        # ── VirtualBox (Oracle) ──
        # virtualisation.virtualbox.host = {
        #         enable = true;
        #         enableExtensionPack = true;
        # };
        # users.extraGroups.vboxusers.members = [ "afoucaultc" ];

        # ── Intégration KDE/Dolphin ──
        services.gvfs.enable = true;
        services.tumbler.enable = true;
        environment.sessionVariables = {
                NIXOS_OZONE_WL = "1";
        };
}