@media (max-width: 1180px) {
  .desktop-nav,
  .header-cta {
    display: none;
  }

  .mobile-toggle {
    display: inline-flex;
  }

  .split,
  .hero-grid,
  .home-banner-slide,
  .about-grid {
    grid-template-columns: 1fr;
  }

  .capability-hero .split {
    grid-template-columns: minmax(0, 0.98fr) minmax(320px, 0.82fr);
    gap: clamp(34px, 6vw, 76px);
    align-items: center;
  }

  .capability-hero .container {
    width: min(calc(100% - 88px), var(--container));
  }

  .capability-hero .copy-block {
    max-width: 650px;
  }

  .capability-hero h1 {
    font-size: clamp(3.2rem, 6vw, 5.6rem);
  }

  .sticky-split > :last-child,
  .sticky-split > :first-child.process-visual,
  .about-portrait-card {
    position: static;
  }

  .capability-grid,
  .break-grid,
  .process-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .book-intro,
  .client-book-grid {
    grid-template-columns: 1fr;
  }

  .book-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .work-grid,
  .deliverable-grid,
  .outcome-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .before-after-grid,
  .footer-cta,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .final-cta .split {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

@media (max-width: 820px) {
  .section {
    padding-block: 84px;
  }

  .hero-section,
  .capability-hero {
    padding-top: 132px;
  }

  .capability-hero .split {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .capability-hero .container {
    width: min(calc(100% - 24px), var(--container));
  }

  .capability-hero .copy-block,
  .capability-hero h1 {
    max-width: 100%;
  }

  .capability-hero h1 {
    font-size: clamp(2.8rem, 13vw, 4.4rem);
  }

  .capability-hero .hero-match {
    justify-self: stretch;
    width: 100%;
    min-height: 320px;
  }

  .capability-hero .capability-hero-image.hero-match {
    min-height: 0;
    aspect-ratio: 1672 / 941;
  }

  .home-banner-section {
    padding: 118px 0 80px;
  }

  .header-inner {
    width: min(calc(100% - 24px), var(--container));
    padding-left: 16px;
  }

  .brand small {
    display: none;
  }

  .hero-visual,
  .banner-image-placeholder,
  .service-visual {
    min-height: 380px;
  }

  .banner-image-placeholder.image-banner {
    min-height: 0;
    aspect-ratio: 1672 / 941;
  }

  .hero-actions,
  .banner-controls,
  .cta-panel,
  .footer-bottom {
    align-items: stretch;
    flex-direction: column;
  }

  .banner-controls {
    position: static;
    margin-top: 18px;
    padding-inline: 18px;
    padding-bottom: 18px;
  }

  .banner-dots {
    justify-content: center;
  }

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

  .capability-grid,
  .break-grid,
  .process-card-grid,
  .book-card-grid,
  .client-book-grid,
  .work-grid,
  .deliverable-grid,
  .outcome-grid,
  .before-after-grid {
    grid-template-columns: 1fr;
  }

  .diagnosis-form {
    grid-template-columns: 1fr;
  }

  .service-visual.browser-visual,
  .service-visual.calendar-visual,
  .service-visual.case-visual {
    grid-template-columns: 1fr;
  }

  .book-intro {
    gap: 22px;
  }

  .home-banner-slide {
    gap: 28px;
    padding: 22px;
  }

  .home-banner-copy h1,
  .home-banner-copy h2,
  .about-copy h2 {
    font-size: 3.35rem;
  }

  .about-portrait-slot {
    height: min(520px, 118vw);
    min-height: 360px;
  }

  .layer-visual span:nth-of-type(2n) {
    transform: none;
  }

  .footer-grid {
    gap: 20px;
  }
}

@media (max-width: 520px) {
  .container,
  .header-inner,
  .mobile-panel {
    width: min(calc(100% - 24px), var(--container));
  }

  .section {
    padding-block: 70px;
  }

  h1 {
    font-size: clamp(3rem, 16vw, 4.4rem);
  }

  .hero-copy h1 {
    max-width: 100%;
    font-size: 2.65rem;
    line-height: 1;
  }

  .home-banner-copy h1,
  .home-banner-copy h2,
  .about-copy h2 {
    max-width: 100%;
    font-size: 2.55rem;
    line-height: 1;
  }

  h2 {
    font-size: clamp(2.25rem, 12vw, 3.6rem);
  }

  p {
    font-size: 1rem;
  }

  .theme-toggle,
  .mobile-toggle {
    width: 42px;
    height: 42px;
  }

  .header-inner {
    min-height: 62px;
    gap: 8px;
  }

  .hero-visual {
    min-height: 420px;
  }

  .banner-image-placeholder {
    min-height: 300px;
    aspect-ratio: 4 / 3;
  }

  .banner-image-placeholder.image-banner {
    min-height: 0;
    aspect-ratio: 1672 / 941;
  }

  .float-card {
    width: 44%;
    min-height: 72px;
    font-size: 0.9rem;
  }

  .capability-card a {
    min-height: 0;
  }

  .diagnostic-panel,
  .diagnosis-form,
  .identity-card,
  .about-portrait-card,
  .book-card,
  .client-book-card,
  .service-visual {
    padding: 18px;
  }

  .book-banner {
    padding: 6px;
  }

  .mess-board,
  .system-map {
    min-height: 260px;
  }

  .ribbon-track {
    flex-wrap: wrap;
    width: auto;
    animation: none;
  }
}