@media (max-width: 991px) {
  .site-header .navbar-collapse {
    background: var(--white);
    padding: 16px;
    border-radius: 16px;
    margin-top: 10px;
  }
}

@media (max-width: 767px) {
  .hero-content .btn-group .btn { width: 100%; margin-bottom: 10px; }
  .hero-badges { justify-content: center; }
  .section-title { text-align: center; }
}