diff --git a/modules/darwin/home/programs/kitty.nix b/modules/darwin/home/programs/kitty.nix
index 3a5bbfe..c7476c0 100644
--- a/modules/darwin/home/programs/kitty.nix
+++ b/modules/darwin/home/programs/kitty.nix
@@ -6,6 +6,7 @@
     settings = {
       background_opacity = "0.9";
       confirm_os_window_close = 0;
+      enabled_layouts = "splits,stack";
 
       # Gruvbox colors
       background = "#282828";
@@ -32,5 +33,20 @@
       color14 = "#8ec07c";
       color15 = "#ebdbb2";
     };
+
+    keybindings = {
+      # Split bindings (cmd+a prefix, matching old ghostty bindings)
+      "cmd+a>v" = "launch --location=vsplit --cwd=current";
+      "cmd+a>s" = "launch --location=hsplit --cwd=current";
+      # Navigation
+      "cmd+a>h" = "neighboring_window left";
+      "cmd+a>j" = "neighboring_window bottom";
+      "cmd+a>k" = "neighboring_window top";
+      "cmd+a>l" = "neighboring_window right";
+      # Other actions
+      "cmd+a>n" = "new_window_with_cwd";
+      "cmd+a>z" = "toggle_layout stack";
+      "cmd+a>x" = "close_window";
+    };
   };
 }
diff --git a/modules/home/devtools/languages.nix b/modules/home/devtools/languages.nix
index dc5404a..caa383e 100644
--- a/modules/home/devtools/languages.nix
+++ b/modules/home/devtools/languages.nix
@@ -64,7 +64,7 @@ let
 
   uvPackage = getPkg "uv";
   goPackage = getPkg "go";
-  nodePackage = if builtins.hasAttr "nodejs_20" pkgs then pkgs.nodejs_20 else getPkg "nodejs";
+  nodePackage = if builtins.hasAttr "nodejs_22" pkgs then pkgs.nodejs_22 else getPkg "nodejs";
   cargoPackage = getPkg "cargo";
   bunPackage = getPkg "bun";
 
diff --git a/shells/web-bun.nix b/shells/web-bun.nix
index 8d3c8f6..73bd6fe 100644
--- a/shells/web-bun.nix
+++ b/shells/web-bun.nix
@@ -4,7 +4,7 @@ pkgs.mkShell {
   name = "web-bun";
   packages = with pkgs; [
     bun
-    nodejs_20
+    nodejs_22
     yarn
     esbuild
     vscode-langservers-extracted
@@ -16,6 +16,6 @@ pkgs.mkShell {
     export -f ccusage
     echo "Bun/Node web shell ready"
     echo "Bun: ${pkgs.bun.version}"
-    echo "Node: ${pkgs.nodejs_20.version}"
+    echo "Node: ${pkgs.nodejs_22.version}"
   '';
 }