.auth-pantalla {
  min-height: calc(100vh - var(--nav-alto));
  display: grid;
  place-items: center;
  padding: 2.5rem 1rem;
}

.auth-tarjeta {
  width: min(460px, 100%);
  padding: 1.8rem;
}

.auth-tarjeta h1 {
  font-family: var(--fuente-display);
  letter-spacing: -0.04em;
  font-size: 1.8rem;
  margin: 0.8rem 0 0.4rem;
}

.auth-tarjeta > p {
  color: var(--texto-2);
  margin-bottom: 1.4rem;
}

.auth-enlace {
  margin-top: 1.2rem;
  text-align: center;
  color: var(--texto-2);
  font-size: 0.92rem;
}

.auth-enlace a {
  color: var(--principal);
  font-weight: 600;
}

.auth-enlace a:hover {
  text-decoration: underline;
}

.auth-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 0.8rem;
}

@media (max-width: 560px) {
  .auth-grid {
    grid-template-columns: 1fr;
  }
}