{
  config,
  ...
}:
let
  mkSymlink = config.lib.file.mkOutOfStoreSymlink;
in
{
  imports = [
    ../../linux/gui.nix
  ];

  modules.desktop.vinput.enable = true;

  modules.desktop.gaming.enable = true;
  modules.desktop.niri.enable = true;

  # PC: keep the screen on longer than on the laptop.
  modules.desktop.hypridle = {
    keyboardBacklightTimeout = 900;
    screenOffTimeout = 1200;
    lockTimeout = 1800;
  };

  programs.zed-editor.userSettings = {
    ui_font_size = 18.0;
    buffer_font_size = 17.0;
    agent_ui_font_size = 18.0;
    agent_buffer_font_size = 17.0;
  };

  xdg.configFile."niri/niri-hardware.kdl".source =
    mkSymlink "${config.home.homeDirectory}/nix-config/hosts/idols-ai/niri-hardware.kdl";

  # Keep Noctalia's network widgets on the physical uplink, not the Mihomo TUN
  # (the interface name is in ./idols-ai/noctalia.toml and `hostsAddr.ai.iface`).
  xdg.configFile."noctalia/host-ai.toml".source = ./idols-ai/noctalia.toml;

  # The desktop speakers are already loud, so use the broadcast-standard -23 dB.
  services.easyeffects.extraPresets."loudness-normalization".output."autogain#0".target = -23.0;
}