{ lib, pkgs, ... }: { programs.kitty = { enable = true; theme = "Catppuccin-Mocha"; font = { name = "JetBrainsMono Nerd Font"; size = 14; }; settings = { background_opacity = "0.95"; macos_option_as_alt = true; # Option key acts as Alt on macOS scrollback_lines = 10000; enable_audio_bell = false; } // lib.mkIf pkgs.stdenv.isDarwin { # macOS specific settings, force kitty to use nushell as default shell shell = "/run/current-system/sw/bin/nu"; }; }; }