gtk: init catppuccin red theme

home/gtk/catppuccin-red.nix

@@ -0,0 +1,20 @@
+{pkgs, ...}: {
+  home.pointerCursor = {
+    package = pkgs.bibata-cursors;
+    name = "Bibata-Modern-Classic";
+    size = 24;
+    gtk.enable = true;
+    x11.enable = true;
+  };
+
+  gtk = {
+    enable = true;
+    theme = {
+      name = "Catppuccin-Mocha-Standard-Red-Dark";
+      package = pkgs.catppuccin-gtk.override {
+        accents = ["red"];
+        variant = "mocha";
+      };
+    };
+  };
+}