@media (max-width: 1024px) {
  .pillar-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .capabilities__layout {
    grid-template-columns: 1fr;
  }

  .capabilities__intro {
    position: static;
  }

  .tab-list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .tab-btn {
    width: auto;
    border-left: none;
    border-bottom: 3px solid transparent;
  }

  .tab-btn[aria-selected="true"] {
    border-left-color: transparent;
    border-bottom-color: var(--color-accent);
  }

  .agent-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .technology__layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .site-footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 767px) {
  :root {
    --header-height: 64px;
  }

  .site-nav {
    position: fixed;
    inset: var(--header-height) 0 auto;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 1rem 1.25rem 1.5rem;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    transform: translateY(-110%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-base), opacity var(--transition-base),
      visibility var(--transition-base);
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin-bottom: 1rem;
  }

  .site-nav__link {
    display: block;
    padding: 0.875rem 0;
    border-bottom: 1px solid var(--color-border);
  }

  .site-nav__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .site-nav__actions .btn {
    width: 100%;
  }

  .nav-toggle {
    display: flex;
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .pillar-grid {
    grid-template-columns: 1fr;
  }

  .tab-panel__features {
    grid-template-columns: 1fr;
  }

  .agent-grid {
    grid-template-columns: 1fr;
  }

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

  .trust-row {
    flex-direction: column;
    gap: 1.25rem;
  }

  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .site-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .cta-band__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .cta-band__actions .btn {
    width: 100%;
  }
}