@media (max-width: 992px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  section {
    padding: 60px 0;
  }

  .site-header .container {
    flex-direction: column;
  }

  .primary-nav ul {
    flex-direction: column;
    gap: 12px;
    align-items: center;
  }

  .hero {
    padding: 80px 20px;
  }

  .hero p {
    font-size: 16px;
  }
}