{
  config,
  lib,
  pkgs,
  inputs,
  ...
}:

{
  imports = [
    inputs.disko.nixosModules.disko
    ./disko.nix
    ./hardware-configuration.nix
    ../../modules/hardware/nvidia.nix
  ];

  networking.hostName = "hades";

  # Opt this machine into the shared optional feature modules.
  my = {
    gaming.enable = true;
    ai.local.enable = true;
    pi.enable = true;
  };

  # ---------------------------------------------------------------------------
  # Host display configuration (absorbed by home/hypr/hyprland.nix)
  # ---------------------------------------------------------------------------
  home-manager.users.${config.my.username}.hypr.monitors = [
    {
      # Samsung Odyssey Ark - matched by description so it survives port changes
      output = "desc:Samsung Electric Company Odyssey Ark H1AK500000";
      mode = "3840x2160@164.99Hz";
      position = "auto";
      scale = 1;
    }
    {
      # Anything else plugged into hades: sensible automatic fallback
      output = "";
      mode = "preferred";
      position = "auto";
      scale = "auto";
    }
  ];

  # Enable in-memory compressed swap
  zramSwap.enable = true;

  # Ensure /games directory is accessible by default user
  systemd.tmpfiles.rules = [
    "d /games 0755 ${config.my.username} users -"
  ];

  powerManagement.cpuFreqGovernor = "performance";

  hardware.nvidia.prime = {
    offload.enable = false;
    sync.enable = false;

    amdgpuBusId = "PCI:121@0:0:0";
    nvidiaBusId = "PCI:1@0:0:0";
  };

  environment.systemPackages = with pkgs; [
    nvtopPackages.nvidia
  ];
}