{ pkgs, ... }: {
  home.sessionVariables = {
    XDG_SESSION_TYPE = "wayland";
    XDG_CURRENT_DESKTOP = "niri";
    XDG_SESSION_DESKTOP = "niri";
    QT_QPA_PLATFORM = "wayland;xcb";
    QT_AUTO_SCREEN_SCALE_FACTOR = "1";
    QT_ENABLE_HIGHDPI_SCALING = "1";
    QT_SCALE_FACTOR_ROUNDING_POLICY = "RoundPreferFloor";
    QT_WAYLAND_DISABLE_WINDOWDECORATION = "1";
    XDG_MENU_PREFIX = "plasma-";
  }; 
 
  xdg.configFile."niri/config.kdl".text = ''
    // Modificadores: Mod = Super (tecla Windows)
    input {
      keyboard {
        xkb {
          layout "en"
        }
      }
      touchpad {
        tap
        natural-scroll
      }
    }

    layout {
      gaps 8
      border {
        width 2
        active-color "#7aa2f7"
        inactive-color "#3b4261"
      }
    }

    prefer-no-csd

    screenshot-path "~/Imagens/screenshots/%Y-%m-%d %H-%M-%S.png"

    binds {
      // Aplicativos
      Mod+Return { spawn "wezterm"; }
      Mod+D      { spawn "fuzzel"; }
      Mod+Q      { close-window; }

      // Foco
      Mod+Left  { focus-column-left; }
      Mod+Right { focus-column-right; }
      Mod+Up    { focus-window-up; }
      Mod+Down  { focus-window-down; }

      // Mover janelas
      Mod+Shift+Left  { move-column-left; }
      Mod+Shift+Right { move-column-right; }
      Mod+Shift+Up    { move-window-up; }
      Mod+Shift+Down  { move-window-down; }

      // Workspaces
      Mod+1 { focus-workspace 1; }
      Mod+2 { focus-workspace 2; }
      Mod+3 { focus-workspace 3; }
      Mod+4 { focus-workspace 4; }
      Mod+5 { focus-workspace 5; }
      Mod+Shift+1 { move-window-to-workspace 1; }
      Mod+Shift+2 { move-window-to-workspace 2; }
      Mod+Shift+3 { move-window-to-workspace 3; }
      Mod+Shift+4 { move-window-to-workspace 4; }
      Mod+Shift+5 { move-window-to-workspace 5; }

      // Sistema
      Mod+Shift+E { quit; }
      Mod+L       { spawn "swaylock"; }

      // Volume
      XF86AudioRaiseVolume { spawn "wpctl" "set-volume" "@DEFAULT_AUDIO_SINK@" "5%+"; }
      XF86AudioLowerVolume { spawn "wpctl" "set-volume" "@DEFAULT_AUDIO_SINK@" "5%-"; }
      XF86AudioMute        { spawn "wpctl" "set-mute" "@DEFAULT_AUDIO_SINK@" "toggle"; }

      // Screenshot
      Print { screenshot; }
      Mod+Print { screenshot-screen; }
    } 
  '';
}