@media (max-width: 1024px) {
  .platform-stack__layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .stack-nav {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .stack-nav__btn {
    flex: 1 1 calc(50% - 0.5rem);
    min-width: 140px;
  }

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

  .capabilities__layout .agent-orbit {
    order: -1;
    max-width: 360px;
  }

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

@media (max-width: 767px) {
  .site-nav__toggle {
    display: flex;
  }

  .site-nav__links,
  .site-nav .btn--primary {
    display: none;
  }

  .site-nav.is-open .site-nav__links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    padding: 1.5rem;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    gap: 1rem;
  }

  .site-nav.is-open .btn--primary {
    display: inline-flex;
    width: 100%;
    margin-top: 0.5rem;
  }

  .hero--split .hero__inner {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-block: 2rem;
  }

  .hero__visual {
    order: -1;
  }

  .hero-stack {
    max-width: 100%;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }

  .feature-mosaic {
    grid-template-columns: 1fr;
  }

  .tech-stats {
    grid-template-columns: 1fr;
  }

  .agent-orbit {
    max-width: 300px;
  }

  .agent-node {
    width: 80px;
    padding: 0.625rem;
  }

  .agent-orbit__center {
    width: 110px;
    padding: 0.875rem;
  }

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

  .site-footer__bottom {
    flex-direction: column;
    text-align: center;
  }

  .stack-nav__btn {
    flex: 1 1 100%;
  }
}

@media (max-width: 480px) {
  .hero__actions,
  .cta-band__actions,
  .technology__actions {
    flex-direction: column;
    width: 100%;
  }

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