@media (max-width: 980px) {
  .hero-grid,
  .two-column,
  .service-layout,
  .grid-3,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .cta-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 820px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 82px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid rgba(15, 98, 118, 0.08);
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.2rem 1rem 1.4rem;
    display: none;
  }

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

@media (max-width: 640px) {
  .brand-logo {
    width: 150px;
  }

  .hero,
  .page-hero,
  .section {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }

  h1 {
    max-width: none;
  }

  .hero-actions,
  .cta-inner {
    width: 100%;
  }

  .btn {
    width: 100%;
  }

  .card {
    padding: 1.5rem;
  }
}