fix(auth): hide error/success messages when user is authenticated or conflicting states exist

src/features/auth/pages/LoginPage.client.js

@@ -85,7 +85,7 @@ export default function LoginPage({ onSubmit, onNavigate, onSetSessionCookie, re
         </div>
       )}
 
-      {success && (
+      {success && !currentUser && (
         <div className="mb-4 p-3 bg-green-50 border border-green-200 rounded-lg dark:bg-green-500/10 dark:border-green-500/20">
           <div className="flex items-center space-x-2">
             <div className="w-1.5 h-1.5 bg-green-500 rounded-full flex-shrink-0"></div>
@@ -94,7 +94,7 @@ export default function LoginPage({ onSubmit, onNavigate, onSetSessionCookie, re
         </div>
       )}
 
-      {error && (
+      {error && !currentUser && !success && (
         <div className="mb-4 p-3 bg-red-50 border border-red-200 rounded-lg dark:bg-red-500/10 dark:border-red-500/20">
           <div className="flex items-center space-x-2">
             <div className="w-1.5 h-1.5 bg-red-500 rounded-full flex-shrink-0"></div>