{
  config,
  lib,
  ...
}:
with lib; let
  cfg = config.custom.services.mako;
in {
  options.custom.services.mako.enable = mkOption {default = false;};

  config.home-manager.users.${config.custom.username} = mkIf cfg.enable {
    # https://github.com/emersion/mako
    # FIXME: Cairo subpixel rendering; WL_OUTPUT_SUBPIXEL_NONE?
    # https://github.com/emersion/mako/issues/258
    services.mako = {
      enable = true;
      borderRadius = 12;
      borderSize = 2;
      defaultTimeout = 5 * 1000; # 5 seconds
      width = 750;
      anchor = "top-center";
      backgroundColor = "#073642";
      borderColor = "#002b36";
      font = "${config.custom.font.sans-serif} 12";
      layer = "overlay";
      margin = "20";
      padding = "10";
    };
  };
}