fix: read vertical from URL using window instead of searchParams

app/demos/page.tsx

@@ -1,7 +1,7 @@
 "use client";
 
 import { useState, useEffect, useMemo, Suspense } from "react";
-import { useSearchParams } from "next/navigation";
+import { useSearchParams, useRouter, usePathname } from "next/navigation";
 import Image from "next/image";
 import { motion } from "framer-motion";
 import PaymentButton from "@/components/stripe/PaymentButton";
@@ -217,6 +217,8 @@ const fadeUp = { hidden: { opacity: 0, y: 20 }, visible: { opacity: 1, y: 0 } };
 
 function DemosContent() {
   const searchParams = useSearchParams();
+  const router = useRouter();
+  const pathname = usePathname();
   const [lang, setLang] = useState<Language>("es");
   const [selected, setSelected] = useState<Vertical>("real-estate");
   const [contactOpen, setContactOpen] = useState(false);
@@ -240,19 +242,22 @@ function DemosContent() {
   const [formSubmitted, setFormSubmitted] = useState(false);
 
   useEffect(() => {
-    const type = searchParams.get("type");
-    const vertical = searchParams.get("vertical");
-    const name = searchParams.get("name");
-    if (type && ["real-estate", "restaurant", "clinic", "home-services"].includes(type)) {
-      setSelected(type as Vertical);
+    if (typeof window === "undefined") return;
+    // Read directly from URL
+    const params = new URLSearchParams(window.location.search);
+    const urlVertical = params.get("vertical");
+    const urlType = params.get("type");
+    const urlName = params.get("name");
+    
+    if (urlVertical && ["real-estate", "restaurant", "clinic", "home-services"].includes(urlVertical)) {
+      setSelected(urlVertical as Vertical);
+    } else if (urlType && ["real-estate", "restaurant", "clinic", "home-services"].includes(urlType)) {
+      setSelected(urlType as Vertical);
     }
-    if (vertical && ["real-estate", "restaurant", "clinic", "home-services"].includes(vertical)) {
-      setSelected(vertical as Vertical);
+    if (urlName) {
+      setBusinessName(decodeURIComponent(urlName));
     }
-    if (name) {
-      setBusinessName(decodeURIComponent(name));
-    }
-  }, [searchParams]);
+  }, []);
 
   const t = contentByLang[lang];
   const v = verticals[selected][lang];