@media (max-width: 960px) {
  :root {
    --section-space: 88px;
  }

  .hero-grid,
  .split-layout,
  .media-layout,
  .contact-layout,
  .contact-bottom,
  .cta-panel,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-home {
    min-height: auto;
    padding: 56px 0 72px;
  }

  .hero-visual {
    justify-self: start;
    width: min(100%, 420px);
  }

  .service-grid,
  .value-list,
  .process-steps,
  .case-grid,
  .case-grid.expanded {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .timeline article {
    grid-template-columns: 90px minmax(0, 1fr);
  }
}

@media (max-width: 720px) {
  :root {
    --section-space: 72px;
    --header-height: 76px;
  }

  .container {
    width: min(calc(100% - 32px), var(--max-width));
  }

  .nav-toggle {
    display: inline-block;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 8px);
    left: 16px;
    right: 16px;
    display: grid;
    gap: 0;
    padding: 12px;
    border-radius: 22px;
    background: rgba(251, 248, 242, 0.98);
    border: 1px solid rgba(29, 36, 48, 0.08);
    box-shadow: 0 18px 40px rgba(17, 27, 38, 0.16);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.24s ease, transform 0.24s ease, visibility 0.24s ease;
  }

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

  .site-header.is-open .nav-toggle span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .site-header.is-open .nav-toggle span:nth-child(2) {
    opacity: 0;
  }

  .site-header.is-open .nav-toggle span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .site-nav a {
    padding: 12px 8px;
  }

  .hero-copy h1 {
    font-size: clamp(2.8rem, 16vw, 4.2rem);
  }

  .page-hero {
    padding: 88px 0 28px;
  }

  .service-grid,
  .value-list,
  .process-steps,
  .case-grid,
  .case-grid.expanded {
    grid-template-columns: 1fr;
  }

  .timeline article,
  .service-detail-head {
    grid-template-columns: 1fr;
    display: grid;
  }

  .cta-panel,
  .service-card,
  .belief-grid article,
  .process-steps article,
  .service-detail,
  .contact-panel,
  .location-card,
  .qr-card {
    padding: 24px;
  }

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

  .button {
    width: 100%;
  }
}