refactor: move modules to their own dir

modules/nixos/stylix-config.nix

@@ -0,0 +1,36 @@
+{ config, pkgs }:
+let
+  cfg = config.jconfig.styling;
+in
+{
+  inherit (cfg) enable;
+  image = cfg.wallpaper;
+  base16Scheme = "${pkgs.base16-schemes}/share/themes/gruvbox-dark-hard.yaml";
+  polarity = "dark";
+  fonts = {
+    monospace = {
+      name = "JetBrains Mono";
+      package = pkgs.jetbrains-mono;
+    };
+    sansSerif = {
+      name = "Noto Sans";
+      package = pkgs.noto-fonts;
+    };
+    serif = {
+      name = "Noto Serif";
+      package = pkgs.noto-fonts;
+    };
+    emoji = {
+      package = pkgs.noto-fonts-emoji;
+      name = "Noto Color Emoji";
+    };
+    sizes.popups = 12;
+  };
+  targets = {
+    plymouth = {
+      logoAnimated = false;
+      logo = cfg.bootLogo;
+    };
+    nixvim.enable = false;
+  };
+}