fix: simplify mobile login view - hide admin access title and subtitle

src/components/LoginClient.tsx

@@ -128,7 +128,8 @@ export default function LoginClient({ organization }: { organization: Organizati
                 </div>
 
                 <main className="w-full max-w-sm relative z-10">
-                    <div className="mb-8 lg:mb-10 text-center lg:text-left">
+                    {/* Desktop only header */}
+                    <div className="mb-8 lg:mb-10 text-center lg:text-left hidden lg:block">
                         <div className="inline-block px-2.5 py-0.5 bg-slate-50 border border-slate-100 rounded-full text-[9px] font-black uppercase tracking-[0.15em] text-slate-400 mb-3 lg:mb-4">
                             Admin Access
                         </div>