diff --git a/frontend/src/components/Login.tsx b/frontend/src/components/Login.tsx
index 9e05c07..06a8a9c 100644
--- a/frontend/src/components/Login.tsx
+++ b/frontend/src/components/Login.tsx
@@ -70,7 +70,7 @@ export function Login({ onLogin }: { onLogin: (user: UserType) => void }) {
       setToken(res.token);
       onLogin(res.user);
     } catch (err) {
-      setError(err instanceof Error ? err.message : "Invalid code");
+      setError(err instanceof Error ? err.message : t("login.totpInvalid"));
     } finally {
       setBusy(false);
     }
@@ -100,7 +100,7 @@ export function Login({ onLogin }: { onLogin: (user: UserType) => void }) {
                   onChange={(e) => setCode(e.target.value.replace(/\D/g, "").slice(0, 6))}
                   autoComplete="one-time-code"
                   placeholder="000000"
-                  aria-label="Authenticator code"
+                  aria-label={t("login.totpAria")}
                   inputMode="numeric"
                   required
                 />
@@ -111,14 +111,14 @@ export function Login({ onLogin }: { onLogin: (user: UserType) => void }) {
                 </p>
               )}
               <Button type="submit" variant="gradient" size="lg" className="w-full" disabled={busy || code.length !== 6}>
-                {busy ? <Spinner /> : (<>Verify <ArrowRight size={17} /></>)}
+                {busy ? <Spinner /> : (<>{t("login.verify")} <ArrowRight size={17} /></>)}
               </Button>
               <button
                 type="button"
                 onClick={() => { setTotpToken(null); setCode(""); setError(""); }}
                 className="w-full text-center text-sm opacity-60 transition hover:opacity-100 hover:underline"
               >
-                Back to login
+                {t("common.backToLogin")}
               </button>
             </form>
           ) : (
diff --git a/frontend/src/components/dialogs.tsx b/frontend/src/components/dialogs.tsx
index 17cb779..31eaad8 100644
--- a/frontend/src/components/dialogs.tsx
+++ b/frontend/src/components/dialogs.tsx
@@ -891,7 +891,4 @@ function SecuritySection({ onKeyRotated }: { onKeyRotated?: () => void }) {
       />
     </div>
   );
-}
-    </div>
-  );
 }
diff --git a/frontend/src/lib/i18n.ts b/frontend/src/lib/i18n.ts
index 6458f6d..0355df8 100644
--- a/frontend/src/lib/i18n.ts
+++ b/frontend/src/lib/i18n.ts
@@ -1532,8 +1532,12 @@ const pt: Dict = {
   "login.forgot": "Esqueceste a chave?",
   "login.perk1": "Privado por design — sem cookies nem rastreio",
   "login.perk2": "Os teus modelos, em tempo real",
-  "login.adminNote":
-    "A chave admin vive no .env do servidor; as chaves são emitidas pelo admin.",
+  "login.adminNotePre": "A chave admin vive no .env do servidor",
+  "login.adminNotePost": "; as chaves são emitidas pelo admin.",
+  "login.totpIntro": "Dois fatores para @{user} — escreve o código de 6 dígitos da app.",
+  "login.totpAria": "Código do autenticador",
+  "login.totpInvalid": "Código inválido",
+  "login.verify": "Verificar",
 
   "sidebar.newChat": "Novo chat",
   "sidebar.collapse": "Ocultar barra lateral",