{
  description = "Modular NixOS config for gaming PC + office laptop";

  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    home-manager.url = "github:nix-community/home-manager";
    home-manager.inputs.nixpkgs.follows = "nixpkgs";
  };

  outputs = { self, nixpkgs, home-manager, ... }:
  let
    system = "x86_64-linux";
    lib = nixpkgs.lib;
  in {
    nixosConfigurations = {
      gaming-amd = lib.nixosSystem {
        inherit system;
        modules = [
          ./hosts/gaming-amd/configuration.nix
          ./modules/common/base.nix
          ./modules/common/networking.nix
          ./modules/common/users.nix
          ./modules/common/locale.nix
          ./modules/desktop/gaming.nix
          ./modules/services.steam.nix
        ];
      };

      laptop-office = lib.nixosSystem {
        inherit system;
        modules = [
          ./hosts/laptop-office/configuration.nix
          ./modules/common/base.nix
          ./modules/common/networking.nix
          ./modules/common/users.nix
          ./modules/common/locale.nix
          ./modules/desktop/office.nix
          ./modules/services/printing.nix
          ./modules/services/bluetooth.nix
        ];
      };
    };

    homeConfigurations = {
      gamer = home-manager.lib.homeManagerConfiguration {
        inherit system;
        modules = [
          ./home/gamer/home.nix
        ];
      };

      office = home-manager.lib.homeManagerConfiguration {
        inherit system;
        modules = [
          ./home/office/home.nix
        ];
      };
    };
  };
}