@media (max-width: 768px) {
  /* Menú móvil */
  .menu-toggle {
    display: block;
  }

  .main-nav {
    display: none;
    flex-direction: column;
    background: black;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    padding: 1rem;
    z-index: 1000;
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav ul {
    flex-direction: column;
    gap: 1rem;
  }

  .social-links {
    display: none;
  }

  /* HERO responsivo */
  .hero-slide h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
  }

  .hero-slide .button {
    font-size: 1rem;
    padding: 0.9rem 1.6rem;
  }

  .hero-slide {
    background-size: cover; /* importante: evita el fondo negro */
    background-repeat: no-repeat;
    background-position: center;
  }
}

@media (max-width: 480px) {
  .hero-slide h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
  }

  .hero-slide .button {
    font-size: 0.85rem;
    padding: 0.6rem 1.2rem;
  }
}