{
  description = "Full TeX Live environment with Helix support";

  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
  };

  outputs = { self, nixpkgs }:
    let
      system = "x86_64-linux";
      pkgs = nixpkgs.legacyPackages.${system};
    in
    {
      devShells.${system}.default = pkgs.mkShellNoCC {
        packages = [
          pkgs.texliveFull
          pkgs.texlab        # LSP for Helix
          pkgs.bibtool
          pkgs.zathura       # PDF viewer
        ];

        shellHook = ''
          echo "TeX Live Full environment loaded with LSP support"
          lualatex --version | head -n 1
        '';
      };
    };
}