diff --git a/.rules b/.rules
new file mode 100644
index 00000000..aba24577
--- /dev/null
+++ b/.rules
@@ -0,0 +1,11 @@
+# Identity
+You are a sysadmin that manages server configurations and deployments in nixos/nix-darwin and the nix language.
+
+# Instructions
+1. Do not create new markdown files in this repository.
+2. Do not add any helper scripts or shell scripts.
+3. Do not add any example / snippets or sample code.
+4. All configurations must be done using nix expressions if possible.
+5. When adding any new file ensure it follows the existing naming conventions and directory structure.
+
+
diff --git a/darwin/default.nix b/darwin/default.nix
index c08c9717..e394f7ce 100644
--- a/darwin/default.nix
+++ b/darwin/default.nix
@@ -1,36 +1,27 @@
 {
   devices,
   inputs,
-  overlays,
-  home-manager,
   nix-darwin,
+  overlays,
   ...
 }: (builtins.mapAttrs (
     name: device:
       nix-darwin.lib.darwinSystem {
         system = device.system;
         specialArgs = {
-          inherit device;
+          inherit device inputs;
+          stablePkgs = inputs.nixpkgs-stable.legacyPackages.${device.system};
         };
         modules = [
-          {nixpkgs.overlays = overlays;}
-          ./${device.name}/configuration.nix
+          inputs.home-manager.darwinModules.home-manager
           inputs.sops-nix.darwinModules.sops
           inputs.stylix.darwinModules.stylix
-          home-manager.darwinModules.home-manager
-          {
-            nixpkgs.config.allowUnfree = true;
-            home-manager = {
-              backupFileExtension = "bak";
-              useGlobalPkgs = true;
-              useUserPackages = true;
-              extraSpecialArgs = {
-                inherit inputs;
-                inherit device;
-              };
-              users.${device.user}.imports = [../home];
-            };
-          }
+
+          ./${device.name}/configuration.nix
+          ../home/module.nix
+          {nixpkgs.overlays = overlays;}
+          ../sops.nix
+          ../stylix.nix
         ];
       }
   )
diff --git a/home/apps/ghostty.nix b/home/apps/ghostty.nix
index e11f1228..5dc0cdbc 100644
--- a/home/apps/ghostty.nix
+++ b/home/apps/ghostty.nix
@@ -7,7 +7,6 @@
     enable = device.is "ryu";
     installBatSyntax = false;
     settings = {
-      theme = "catppuccin-mocha";
       font-family = [
         "Hasklug Nerd Font Mono"
       ];
diff --git a/home/apps/kitty.nix b/home/apps/kitty.nix
index 0c7598ea..a0fb5b1d 100644
--- a/home/apps/kitty.nix
+++ b/home/apps/kitty.nix
@@ -1,4 +1,5 @@
 {
+  lib,
   pkgs,
   device,
   inputs,
@@ -9,13 +10,13 @@
     # enable = false;
     font = {
       # name = "FiraCode Nerd Font Mono";
-      name = "Hasklug Nerd Font Mono";
+      # name = "Hasklug Nerd Font Mono";
       # name = "Monaspace Krypton Var Light";
-      size = 13;
+      size = lib.mkDefault 13;
     };
     settings = {
-      background_opacity = "0.8";
-      background = "#000000";
+      background_opacity = lib.mkDefault "0.8";
+      background = lib.mkDefault "#000000";
       shell = "${pkgs.fish}/bin/fish";
       hide_window_decorations = "yes";
       cursor_trail = 1;
diff --git a/home/apps/zed.nix b/home/apps/zed.nix
index 789d6205..0e0f2413 100644
--- a/home/apps/zed.nix
+++ b/home/apps/zed.nix
@@ -101,7 +101,7 @@
       telemetry = {
         metrics = false;
       };
-      buffer_font_size = 15;
+      buffer_font_size = lib.mkDefault 15;
       # language_models = {
       #   ollama = {
       #     api_url = "https://ollama.ryu.darksailor.dev";
@@ -143,7 +143,7 @@
           };
         };
       };
-      theme = "Catppuccin Mocha";
+      theme = lib.mkDefault "Catppuccin Mocha";
     };
     userTasks = let
       zed =
diff --git a/home/module.nix b/home/module.nix
new file mode 100644
index 00000000..d4371d15
--- /dev/null
+++ b/home/module.nix
@@ -0,0 +1,20 @@
+{
+  device,
+  inputs,
+  ...
+}: {
+  nixpkgs.config.allowUnfree = true;
+  home-manager = {
+    backupFileExtension = "bak";
+    useGlobalPkgs = true;
+    useUserPackages = true;
+    extraSpecialArgs = {
+      inherit inputs;
+      inherit device;
+      stablePkgs = inputs.nixpkgs-stable.legacyPackages.${device.system};
+    };
+    users.${device.user}.imports = [
+      ./.
+    ];
+  };
+}
diff --git a/home/programs/bat.nix b/home/programs/bat.nix
index 8674df67..23255314 100644
--- a/home/programs/bat.nix
+++ b/home/programs/bat.nix
@@ -7,13 +7,6 @@
   programs.
     bat = {
     enable = true;
-    config = {theme = "catppuccin";};
-    themes = {
-      catppuccin = {
-        src = "${pkgs.catppuccinThemes.bat}/themes";
-        file = "Catppuccin Mocha.tmTheme";
-      };
-    };
     # extraPackages = with pkgs.bat-extras; [batman batgrep batwatch];
   };
 }
diff --git a/home/programs/starship.nix b/home/programs/starship.nix
index bf487ece..38006abb 100644
--- a/home/programs/starship.nix
+++ b/home/programs/starship.nix
@@ -8,24 +8,17 @@
     enable = true;
     enableFishIntegration = true;
     enableNushellIntegration = true;
-    settings = let
-      flavour = "mocha"; # Replace with your preferred palette
-    in
-      {
-        # Check https://starship.rs/config/#prompt
-        format = "$all$character";
-        palette = "catppuccin_${flavour}";
-        character = {
-          success_symbol = "[[OK](bold green) ❯](maroon)";
-          error_symbol = "[❯](red)";
-          vimcmd_symbol = "[❮](green)";
-        };
-        directory = {
-          truncation_length = 4;
-          style = "bold lavender";
-        };
-      }
-      // builtins.fromTOML (builtins.readFile
-        (pkgs.catppuccinThemes.starship + /palettes/${flavour}.toml));
+    settings = {
+      format = "$all$character";
+      character = {
+        success_symbol = "[[OK](bold green) ❯](maroon)";
+        error_symbol = "[❯](red)";
+        vimcmd_symbol = "[❮](green)";
+      };
+      directory = {
+        truncation_length = 4;
+        style = "bold lavender";
+      };
+    };
   };
 }
diff --git a/home/programs/yazi.nix b/home/programs/yazi.nix
index 0368cdc6..8ca593d2 100644
--- a/home/programs/yazi.nix
+++ b/home/programs/yazi.nix
@@ -9,8 +9,8 @@
     enable = true;
     enableFishIntegration = true;
     enableNushellIntegration = true;
-    theme = builtins.fromTOML (builtins.readFile "${pkgs.catppuccinThemes.yazi}/themes/mocha/catppuccin-mocha-mauve.toml");
-    settings = lib.mkIf (device.is "ryu") {
+    theme = lib.mkDefault builtins.fromTOML (builtins.readFile "${pkgs.catppuccinThemes.yazi}/themes/mocha.toml");
+    settings = {
       plugin = {
         prepend_preloaders = [
           {
diff --git a/home/services/gtk.nix b/home/services/gtk.nix
index 03c93320..bc482fce 100644
--- a/home/services/gtk.nix
+++ b/home/services/gtk.nix
@@ -6,16 +6,16 @@
 }: {
   gtk = {
     enable = device.is "ryu";
-    theme = {
-      name = "catppuccin-mocha-mauve-standard+normal";
-      package = pkgs.catppuccinThemes.gtk;
-      # package = pkgs.catppuccin-gtk.override {
-      #   variant = "mocha";
-      #   size = "standard";
-      #   accents = ["mauve"];
-      #   tweaks = ["normal"];
-      # };
-    };
+    # theme = {
+    #   name = "catppuccin-mocha-mauve-standard+normal";
+    #   package = pkgs.catppuccinThemes.gtk;
+    #   # package = pkgs.catppuccin-gtk.override {
+    #   #   variant = "mocha";
+    #   #   size = "standard";
+    #   #   accents = ["mauve"];
+    #   #   tweaks = ["normal"];
+    #   # };
+    # };
 
     iconTheme = {
       name = "Papirus-Dark";
diff --git a/home/services/hyprland.nix b/home/services/hyprland.nix
index 7c3f02e9..1908afc3 100644
--- a/home/services/hyprland.nix
+++ b/home/services/hyprland.nix
@@ -32,7 +32,7 @@
     systemd.enable = true;
 
     settings = {
-      source = "${pkgs.catppuccinThemes.hyprland}/themes/mocha.conf";
+      # source = "${pkgs.catppuccinThemes.hyprland}/themes/mocha.conf";
       render = {
         direct_scanout = true;
         cm_fs_passthrough = 1;
@@ -91,8 +91,8 @@
         gaps_in = 5;
         gaps_out = 20;
         border_size = 2;
-        "col.active_border" = "$mauve $mauve 45deg";
-        "col.inactive_border" = "$crust";
+        # "col.active_border" = "$mauve $mauve 45deg";
+        # "col.inactive_border" = "$crust";
       };
 
       ecosystem = {
diff --git a/nixos/default.nix b/nixos/default.nix
index f9dd1ea1..276c3d93 100644
--- a/nixos/default.nix
+++ b/nixos/default.nix
@@ -1,10 +1,8 @@
 {
-  nixpkgs,
   devices,
   inputs,
+  nixpkgs,
   overlays,
-  home-manager,
-  nur,
   ...
 }: (builtins.mapAttrs (
     name: device:
@@ -16,35 +14,21 @@
           lanzaboote = inputs.lanzaboote;
         };
         modules = [
-          nur.modules.nixos.default
-          inputs.sops-nix.nixosModules.sops
-          inputs.disko.nixosModules.disko
-          inputs.stylix.nixosModules.stylix
-          {nixpkgs.overlays = overlays;}
-          home-manager.nixosModules.home-manager
           inputs.arion.nixosModules.arion
-          # inputs.command-runner.nixosModules.command-runner
+          inputs.disko.nixosModules.disko
+          inputs.home-manager.nixosModules.home-manager
           inputs.lanzaboote.nixosModules.lanzaboote
           inputs.musnix.nixosModules.musnix
           inputs.nix-minecraft.nixosModules.minecraft-servers
-          {
-            nixpkgs.config.allowUnfree = true;
-            home-manager = {
-              backupFileExtension = "bak";
-              useGlobalPkgs = true;
-              useUserPackages = true;
-              extraSpecialArgs = {
-                inherit inputs;
-                inherit device;
-                stablePkgs = inputs.nixpkgs-stable.legacyPackages.${device.system};
-              };
-              users.${device.user}.imports = [
-                ../home
-              ];
-            };
-          }
-          ../sops.nix
+          inputs.nur.modules.nixos.default
+          inputs.sops-nix.nixosModules.sops
+          inputs.stylix.nixosModules.stylix
+
           ./${device.name}/configuration.nix
+          ../home/module.nix
+          {nixpkgs.overlays = overlays;}
+          ../sops.nix
+          ../stylix.nix
         ];
       }
   )
diff --git a/nixos/ryu/configuration.nix b/nixos/ryu/configuration.nix
index 3a4b453f..cc1373d0 100644
--- a/nixos/ryu/configuration.nix
+++ b/nixos/ryu/configuration.nix
@@ -120,8 +120,6 @@
     };
     plymouth = {
       enable = true;
-      theme = "catppuccin-mocha";
-      themePackages = with pkgs; [(catppuccin-plymouth.override {variant = "mocha";})];
     };
 
     # Bootloader.
diff --git a/stylix.nix b/stylix.nix
new file mode 100644
index 00000000..b5350bcb
--- /dev/null
+++ b/stylix.nix
@@ -0,0 +1,12 @@
+{pkgs, ...}: {
+  stylix = {
+    enable = true;
+    base16Scheme = "${pkgs.base16-schemes}/share/themes/catppuccin-mocha.yaml";
+    fonts = {
+      monospace = {
+        package = pkgs.nerd-fonts.hasklug;
+        name = "Hasklug Nerd Font Mono";
+      };
+    };
+  };
+}