completely refactored utilities for direct rendering, killed iframes

app/portal/buying-guide/page.tsx

@@ -0,0 +1,16 @@
+"use client";
+
+import dynamic from "next/dynamic";
+
+const BuyingGuideSwitcher = dynamic(
+    () => import("@/components/portal/BuyingGuideSwitcher"),
+                                    { ssr: false }
+);
+
+export default function PortalBuyingGuidePage() {
+    return (
+        <div className="p-6">
+        <BuyingGuideSwitcher />
+        </div>
+    );
+}