fix(navigation) : restore overview top navigation

components/public/structured-guide.tsx

@@ -114,14 +114,18 @@ export function StructuredGuideShell({
             </p>
           </div>
         </div>
-        {section ? (
         <ScrollableNav
           ariaLabel={`เมนูคู่มือ ${guide.name}`}
           className="mx-auto min-h-11 w-full max-w-7xl rounded-xl border bg-card p-2"
         >
           <Link
             href={`/${guide.slug}`}
-              className="flex min-h-8 shrink-0 items-center gap-2 whitespace-nowrap rounded-md px-3 text-sm text-muted-foreground outline-none hover:bg-muted hover:text-foreground focus-visible:ring-2 focus-visible:ring-ring"
+            className={cn(
+              "flex min-h-8 shrink-0 items-center gap-2 whitespace-nowrap rounded-md px-3 text-sm outline-none focus-visible:ring-2 focus-visible:ring-ring",
+              !section
+                ? "bg-muted text-foreground"
+                : "text-muted-foreground hover:bg-muted hover:text-foreground",
+            )}
             prefetch
           >
             <Image
@@ -158,7 +162,6 @@ export function StructuredGuideShell({
             </Link>
           ))}
         </ScrollableNav>
-        ) : null}
       </div>
       <main className="mx-auto w-full max-w-7xl p-4 sm:p-6 lg:p-10">
         {section ? (