diff --git a/flakes/common/hm_modules/de_plasma/default.nix b/flakes/common/hm_modules/de_plasma/default.nix
deleted file mode 100644
index 9b1a12f5..00000000
--- a/flakes/common/hm_modules/de_plasma/default.nix
+++ /dev/null
@@ -1,5 +0,0 @@
-{ ... }:
-{
-  imports = [ ];
-}
-
diff --git a/flakes/common/nix_modules/de_plasma.nix b/flakes/common/nix_modules/de_plasma.nix
deleted file mode 100644
index e69de29b..00000000
diff --git a/flakes/de_plasma/de_plasma.nix b/flakes/de_plasma/de_plasma.nix
new file mode 100644
index 00000000..bd793954
--- /dev/null
+++ b/flakes/de_plasma/de_plasma.nix
@@ -0,0 +1,372 @@
+{
+  config,
+  lib,
+  pkgs,
+  plasma-manager,
+  ...
+}:
+let
+  inherit (lib)
+    mkOption
+    types
+    mkEnableOption
+    mkIf
+    mkMerge
+    optionals
+    length
+    filter
+    ;
+  cfg = config.ringofstorms.dePlasma;
+  oneGpuEnabled =
+    (length (
+      filter (x: x) [
+        cfg.gpu.nvidia.enable or false
+        cfg.gpu.amd.enable or false
+        cfg.gpu.intel.enable or false
+      ]
+    )) <= 1;
+  panelDefaults = {
+    enabled = true;
+    location = "top";
+    height = 28;
+    opacity = "translucent"; # "adaptive" | "translucent" | "opaque"
+    widgets = [
+      "org.kde.plasma.kickoff"
+      "org.kde.plasma.icontasks"
+      "org.kde.plasma.systemtray"
+      "org.kde.plasma.networkmanagement"
+      "org.kde.plasma.bluetooth"
+      "org.kde.plasma.volume"
+      "org.kde.plasma.battery"
+      "org.kde.plasma.powerprofiles"
+      "org.kde.plasma.notifications"
+      "org.kde.plasma.digitalclock"
+    ];
+  };
+in
+{
+  options.ringofstorms.dePlasma = {
+    enable = mkEnableOption "KDE Plasma desktop";
+
+    wayland = mkOption {
+      type = types.bool;
+      default = true;
+      description = "Enable SDDM Wayland and Plasma Wayland session.";
+    };
+
+    appearance.dark.enable = mkOption {
+      type = types.bool;
+      default = true;
+      description = "Enable Breeze Dark, GTK Breeze-Dark, and dark cursors.";
+    };
+
+    flatpak.enable = mkOption {
+      type = types.bool;
+      default = false;
+      description = "Enable Flatpak.";
+    };
+
+    sddm.autologinUser = mkOption {
+      type = types.nullOr types.str;
+      default = null;
+      description = "Set an autologin user for SDDM (optional).";
+    };
+
+    gpu = {
+      enable32Bit = mkOption {
+        type = types.bool;
+        default = true;
+        description = "Install 32-bit OpenGL/VA-API bits (useful for Steam/Wine).";
+      };
+      nvidia = {
+        enable = mkOption {
+          type = types.bool;
+          default = false;
+        };
+        open = mkOption {
+          type = types.bool;
+          default = true;
+        };
+        package = mkOption {
+          type = types.package;
+          default = pkgs.linuxPackages.nvidiaPackages.production;
+        };
+      };
+      amd = {
+        enable = mkOption {
+          type = types.bool;
+          default = false;
+        };
+        useAmdvlk = mkOption {
+          type = types.bool;
+          default = false;
+        };
+      };
+      intel = {
+        enable = mkOption {
+          type = types.bool;
+          default = false;
+        };
+        legacyVaapi = mkOption {
+          type = types.bool;
+          default = false;
+        };
+      };
+    };
+
+    panel = {
+      enabled = mkOption {
+        type = types.bool;
+        default = panelDefaults.enabled;
+      };
+      location = mkOption {
+        type = types.enum [
+          "top"
+          "bottom"
+          "left"
+          "right"
+        ];
+        default = panelDefaults.location;
+      };
+      height = mkOption {
+        type = types.int;
+        default = panelDefaults.height;
+      };
+      opacity = mkOption {
+        type = types.enum [
+          "adaptive"
+          "translucent"
+          "opaque"
+        ];
+        default = panelDefaults.opacity;
+      };
+      widgets = mkOption {
+        type = types.listOf types.str;
+        default = panelDefaults.widgets;
+      };
+    };
+
+    shortcuts = {
+      terminal = mkOption {
+        type = types.str;
+        default = "kitty";
+      };
+      launcher = mkOption {
+        type = types.enum [
+          "krunner"
+          "rofi"
+        ];
+        default = "krunner";
+      };
+      useI3Like = mkOption {
+        type = types.bool;
+        default = true;
+      };
+      closeWindow = mkOption {
+        type = types.str;
+        default = "Meta+Q";
+      };
+      workspaceKeys = mkOption {
+        type = types.listOf types.str;
+        default = [
+          "Meta+1"
+          "Meta+2"
+          "Meta+3"
+          "Meta+4"
+          "Meta+5"
+          "Meta+6"
+          "Meta+7"
+          "Meta+8"
+          "Meta+9"
+        ];
+      };
+      moveWindowWorkspaceKeys = mkOption {
+        type = types.listOf types.str;
+        default = [
+          "Meta+Shift+1"
+          "Meta+Shift+2"
+          "Meta+Shift+3"
+          "Meta+Shift+4"
+          "Meta+Shift+5"
+          "Meta+Shift+6"
+          "Meta+Shift+7"
+          "Meta+Shift+8"
+          "Meta+Shift+9"
+        ];
+      };
+    };
+
+    monitors = {
+      enableOverrides = mkOption {
+        type = types.bool;
+        default = false;
+      };
+      commands = mkOption {
+        type = types.listOf types.str;
+        default = [ ];
+      };
+      scriptDelayMs = mkOption {
+        type = types.int;
+        default = 500;
+      };
+    };
+
+    apps.include = mkOption {
+      type = types.listOf types.package;
+      default = with pkgs; [
+        kdePackages.kde-gtk-config
+        kdePackages.konsole
+        kdePackages.dolphin
+        kdePackages.spectacle
+        kdePackages.plasma-browser-integration
+        kdePackages.plasma-workspace-wallpapers
+      ];
+    };
+  };
+
+  config = mkIf cfg.enable (mkMerge [
+    {
+      services.displayManager.sddm = {
+        enable = true;
+        wayland.enable = cfg.wayland;
+        theme = "breeze";
+        autoLogin = mkIf (cfg.sddm.autologinUser != null) {
+          enable = true;
+          user = cfg.sddm.autologinUser;
+        };
+      };
+      services.desktopManager.plasma6.enable = true;
+
+      # Portals
+      xdg.portal.enable = true;
+      xdg.portal.extraPortals = [ pkgs.xdg-desktop-portal-gtk ];
+
+      # Audio / IPC
+      services.pipewire = {
+        enable = true;
+        alsa.enable = true;
+        pulse.enable = true;
+        wireplumber.enable = true;
+      };
+
+      services.power-profiles-daemon.enable = true;
+      services.flatpak.enable = cfg.flatpak.enable;
+
+      # Wayland-friendly Electron/Chromium
+      environment.sessionVariables.NIXOS_OZONE_WL = "1";
+
+      # OpenGL base
+      hardware.opengl = {
+        enable = true;
+        driSupport32Bit = cfg.gpu.enable32Bit;
+      };
+
+      # KDEConnect
+      programs.kdeconnect.enable = true;
+
+      # Useful KDE packages
+      environment.systemPackages = cfg.apps.include;
+
+      # Keyboard like sway/i3
+      console.useXkbConfig = true;
+      services.xserver.xkb = {
+        layout = "us";
+        options = "caps:escape";
+      };
+
+      # Home Manager modules (plasma-manager + our HM layer)
+      home-manager.sharedModules = [
+        plasma-manager.homeManagerModules.plasma-manager
+        ./home_manager
+      ];
+    }
+
+    # Make GTK apps dark too if enabled
+    (mkIf cfg.appearance.dark.enable {
+      environment.sessionVariables = {
+        GTK_THEME = "Breeze-Dark";
+        XCURSOR_THEME = "breeze_cursors";
+      };
+    })
+
+    (mkIf cfg.appearance.dark.enable {
+      environment.systemPackages = with pkgs; [
+        kdePackages.breeze
+        kdePackages.breeze-icons
+        kdePackages.breeze-gtk
+      ];
+      environment.etc."xdg/kdeglobals".text = ''
+        [General]
+        ColorScheme=BreezeDark
+
+        [KDE]
+        LookAndFeelPackage=org.kde.breezedark.desktop
+        widgetStyle=Breeze
+
+        [Icons]
+        Theme=breeze-dark
+
+        [Theme]
+        cursorTheme=breeze_cursors
+      '';
+    })
+
+    # GPU blocks
+    (mkIf cfg.gpu.amd.enable {
+      services.xserver.videoDrivers = [ "amdgpu" ];
+      hardware.opengl.extraPackages = with pkgs; [
+        vaapiVdpau
+        libvdpau-va-gl
+      ];
+      hardware.opengl.extraPackages32 = with pkgs.pkgsi686Linux; [
+        libva
+        vaapiVdpau
+        libvdpau-va-gl
+      ];
+      environment.systemPackages = optionals cfg.gpu.amd.useAmdvlk [ pkgs.amdvlk ];
+    })
+
+    (mkIf cfg.gpu.intel.enable {
+      services.xserver.videoDrivers = [ "modesetting" ];
+      hardware.opengl.extraPackages =
+        with pkgs;
+        [
+          intel-media-driver
+          libvdpau-va-gl
+        ]
+        ++ optionals cfg.gpu.intel.legacyVaapi [ pkgs.vaapiIntel ];
+      hardware.opengl.extraPackages32 =
+        with pkgs.pkgsi686Linux;
+        [
+          libva
+          libvdpau-va-gl
+        ]
+        ++ optionals cfg.gpu.intel.legacyVaapi [ pkgs.vaapiIntel ];
+    })
+
+    (mkIf cfg.gpu.nvidia.enable {
+      services.xserver.videoDrivers = [ "nvidia" ];
+      hardware.nvidia = {
+        package = cfg.gpu.nvidia.package;
+        modesetting.enable = true;
+        powerManagement.enable = true;
+        open = cfg.gpu.nvidia.open;
+        nvidiaSettings = true;
+      };
+      environment.sessionVariables = {
+        GBM_BACKEND = "nvidia-drm";
+        __GL_GSYNC_ALLOWED = "0";
+        __GL_VRR_ALLOWED = "0";
+      };
+    })
+
+    {
+      assertions = [
+        {
+          assertion = oneGpuEnabled;
+          message = "Enable at most one of ringofstorms.dePlasma.gpu.{nvidia,amd,intel}.enable.";
+        }
+      ];
+    }
+  ]);
+}
diff --git a/flakes/de_plasma/flake.nix b/flakes/de_plasma/flake.nix
new file mode 100644
index 00000000..5e1408c7
--- /dev/null
+++ b/flakes/de_plasma/flake.nix
@@ -0,0 +1,22 @@
+{
+  inputs = {
+    plasma-manager.url = "github:nix-community/plasma-manager";
+  };
+
+  outputs = { plasma-manager, ... }: {
+    nixosModules = {
+      default =
+        { config, lib, pkgs, ... }:
+        {
+          imports = [
+            ./de_plasma.nix
+          ];
+          config = {
+            _module.args = {
+              inherit plasma-manager;
+            };
+          };
+        };
+    };
+  };
+}
diff --git a/flakes/de_plasma/home_manager/autostart.nix b/flakes/de_plasma/home_manager/autostart.nix
new file mode 100644
index 00000000..4271c644
--- /dev/null
+++ b/flakes/de_plasma/home_manager/autostart.nix
@@ -0,0 +1,21 @@
+{ config, lib, pkgs, ... }:
+let
+  cfg = config.ringofstorms.dePlasma;
+  inherit (lib) mkIf;
+  delayMs = cfg.monitors.scriptDelayMs;
+  script = pkgs.writeShellScriptBin "plasma-kscreen-overrides" ''
+    set -euo pipefail
+    sleep $((${toString delayMs} / 1000)).$(( ${toString delayMs} % 1000 ))
+    ${lib.concatStringsSep "\n" (map (c: c) cfg.monitors.commands)}
+  '';
+in
+{
+  options = {};
+  config = mkIf (cfg.enable && cfg.monitors.enableOverrides && cfg.monitors.commands != [ ]) {
+    # Use XDG autostart
+    xdg.autostart."ringofstorms-kscreen-overrides" = {
+      name = "Apply monitor overrides";
+      exec = "${script}/bin/plasma-kscreen-overrides";
+    };
+  };
+}
diff --git a/flakes/de_plasma/home_manager/default.nix b/flakes/de_plasma/home_manager/default.nix
new file mode 100644
index 00000000..f5443e5e
--- /dev/null
+++ b/flakes/de_plasma/home_manager/default.nix
@@ -0,0 +1,11 @@
+{ ... }:
+{
+  imports = [
+    ./plasma.nix
+    ./shortcuts.nix
+    ./panel.nix
+    ./theme.nix
+    ./polkit.nix
+    ./autostart.nix
+  ];
+}
diff --git a/flakes/de_plasma/home_manager/panel.nix b/flakes/de_plasma/home_manager/panel.nix
new file mode 100644
index 00000000..d1021355
--- /dev/null
+++ b/flakes/de_plasma/home_manager/panel.nix
@@ -0,0 +1,22 @@
+{ config, lib, pkgs, ... }:
+let
+  cfg = config.ringofstorms.dePlasma;
+  inherit (lib) mkIf;
+  mkPanel = {
+    location ? cfg.panel.location,
+    height ? cfg.panel.height,
+    opacity ? cfg.panel.opacity,
+    widgets ? cfg.panel.widgets
+  }: {
+    location = location;
+    height = height;
+    opacity = opacity;
+    widgets = widgets;
+  };
+in
+{
+  options = {};
+  config = mkIf (cfg.enable && cfg.panel.enabled) {
+    programs.plasma.panels = [ (mkPanel {}) ];
+  };
+}
diff --git a/flakes/de_plasma/home_manager/plasma.nix b/flakes/de_plasma/home_manager/plasma.nix
new file mode 100644
index 00000000..783d4e93
--- /dev/null
+++ b/flakes/de_plasma/home_manager/plasma.nix
@@ -0,0 +1,15 @@
+{ config, lib, pkgs, ... }:
+let
+  cfg = config.ringofstorms.dePlasma;
+  inherit (lib) mkIf;
+in
+{
+  options = {};
+  config = mkIf cfg.enable {
+    # plasma-manager base enable
+    programs.plasma = {
+      enable = true;
+      # Tweak some global Plasma config if desired later
+    };
+  };
+}
diff --git a/flakes/de_plasma/home_manager/polkit.nix b/flakes/de_plasma/home_manager/polkit.nix
new file mode 100644
index 00000000..6fd495ac
--- /dev/null
+++ b/flakes/de_plasma/home_manager/polkit.nix
@@ -0,0 +1,4 @@
+{ ... }:
+{
+  # Plasma ships polkit-agent in its session; keep placeholder for parity
+}
diff --git a/flakes/de_plasma/home_manager/shortcuts.nix b/flakes/de_plasma/home_manager/shortcuts.nix
new file mode 100644
index 00000000..0fbd1256
--- /dev/null
+++ b/flakes/de_plasma/home_manager/shortcuts.nix
@@ -0,0 +1,38 @@
+{ config, lib, pkgs, ... }:
+let
+  cfg = config.ringofstorms.dePlasma;
+  inherit (lib) mkIf;
+  workspaces = builtins.genList (i: i + 1) 9;
+  kwinWorkspace = builtins.listToAttrs (map (i: {
+    name = "Switch to Desktop ${toString i}";
+    value = "Meta+${toString i}";
+  }) workspaces);
+  kwinMoveWorkspace = builtins.listToAttrs (map (i: {
+    name = "Window to Desktop ${toString i}";
+    value = "Meta+Shift+${toString i}";
+  }) workspaces);
+  krunnerShortcut = if cfg.shortcuts.launcher == "krunner" then {
+    krunner = { "Run Command" = "Meta+Space"; };
+  } else { };
+in
+{
+  options = {};
+  config = mkIf (cfg.enable && cfg.shortcuts.useI3Like) {
+    programs.plasma.shortcuts =
+      ({
+        kwin = ({ "Close Window" = cfg.shortcuts.closeWindow; } // kwinWorkspace // kwinMoveWorkspace);
+      } // krunnerShortcut);
+
+    programs.plasma.hotkeys.commands = {
+      ringofstorms_terminal = {
+        key = "Meta+Return";
+        command = cfg.shortcuts.terminal;
+      };
+    } // (if cfg.shortcuts.launcher == "rofi" then {
+      ringofstorms_launcher = {
+        key = "Meta+Space";
+        command = "rofi -show drun";
+      };
+    } else {});
+  };
+}
diff --git a/flakes/de_plasma/home_manager/theme.nix b/flakes/de_plasma/home_manager/theme.nix
new file mode 100644
index 00000000..83376b8f
--- /dev/null
+++ b/flakes/de_plasma/home_manager/theme.nix
@@ -0,0 +1,19 @@
+{ config, lib, pkgs, ... }:
+let
+  cfg = config.ringofstorms.dePlasma;
+  inherit (lib) mkIf;
+in
+{
+  options = {};
+  config = mkIf (cfg.enable && cfg.appearance.dark.enable) {
+    programs.plasma = {
+      workspace = {
+        colorScheme = "Breeze Dark";
+        lookAndFeel = "org.kde.breezedark.desktop";
+        cursorTheme = "breeze_cursors";
+      };
+      fonts = { }; # keep defaults
+      kscreenlocker = { }; # swaylock analog not applicable; left default
+    };
+  };
+}
diff --git a/hosts/lio/plasma_overrides.nix b/hosts/lio/plasma_overrides.nix
new file mode 100644
index 00000000..0208f0cd
--- /dev/null
+++ b/hosts/lio/plasma_overrides.nix
@@ -0,0 +1,37 @@
+{ pkgs, lib, config, ... }:
+let
+  inherit (lib) mkIf;
+  cfg = config.ringofstorms.dePlasma;
+in
+{
+  options = {};
+  config = mkIf cfg.enable {
+    # Example per-host overrides for Plasma on lio
+    ringofstorms.dePlasma = {
+      monitors = {
+        enableOverrides = false; # start disabled for non-overridden machine
+        commands = [
+          # Example: uncomment and adjust outputs
+          # "kscreen-doctor output.DP-1.mode.3840x2160@60 output.DP-1.position.0,0 output.DP-1.primary.true"
+          # "kscreen-doctor output.DP-2.mode.3440x1440@99.98 output.DP-2.rotation.left output.DP-2.position.-1440,0"
+        ];
+        scriptDelayMs = 500;
+      };
+      shortcuts = {
+        terminal = "kitty";
+        launcher = "krunner";
+        useI3Like = true;
+        closeWindow = "Meta+Q";
+      };
+      panel = {
+        enabled = true;
+        location = "top";
+        height = 28;
+        opacity = "translucent";
+      };
+      sddm.autologinUser = null;
+      flatpak.enable = false;
+      # GPU vendor left unset; set per machine if needed
+    };
+  };
+}