@media (max-width: 900px) {
  .container {
    width: min(100% - 2rem, 680px);
  }

  .section {
    padding: 5.5rem 0;
  }

  .desktop-nav {
    display: none;
  }

  .menu-button {
    display: grid;
    place-items: center;
  }

  .mobile-drawer {
    position: fixed;
    z-index: 50;
    inset: 0;
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    background: var(--color-surface-dark);
    color: var(--color-text-light);
    transform: translateX(100%);
    transition: transform 0.3s ease;
  }

  .mobile-drawer.open {
    transform: translateX(0);
  }

  .drawer-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(246, 242, 233, 0.18);
  }

  .drawer-close {
    display: grid;
    place-items: center;
    padding: 0.5rem;
    border: 1px solid rgba(246, 242, 233, 0.24);
    background: transparent;
    color: inherit;
  }

  .drawer-close svg {
    width: 19px;
    height: 19px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.5;
  }

  .drawer-links {
    display: grid;
    gap: 1.1rem;
    padding: 2rem 0;
  }

  .drawer-links a {
    color: rgba(246, 242, 233, 0.76);
    font: 600 1.6rem / 0.95 var(--font-sans);
    letter-spacing: -0.05em;
  }

  .drawer-links a:hover {
    color: var(--color-accent-primary);
  }

  .drawer-cta {
    width: 100%;
    margin-top: auto;
  }

  .hero-grid,
  .capabilities-layout,
  .industry-layout,
  .tech-layout,
  .publisher-layout,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero {
    min-height: auto;
    padding-top: 8rem;
  }

  .hero-grid {
    gap: 3.5rem;
  }

  .infrastructure-visual {
    min-height: 390px;
  }

  .capabilities-layout,
  .industry-layout,
  .tech-layout,
  .publisher-layout,
  .contact-layout {
    margin-top: 3rem;
  }

  .footer-top {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem 1.5rem;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(100% - 2rem, 430px);
  }

  .topbar-inner {
    height: 4.5rem;
  }

  .hero {
    padding: 7.2rem 0 4.5rem;
  }

  .display {
    font-size: clamp(3.15rem, 16vw, 5rem);
  }

  .hero-body {
    font-size: 0.96rem;
  }

  .hero-note {
    margin-top: 3rem;
  }

  .infrastructure-visual {
    min-height: 310px;
  }

  .section-top {
    display: block;
  }

  .section-index {
    display: block;
    margin-top: 1.3rem;
  }

  .capability-feature {
    padding-top: 1.4rem;
  }

  .capability-feature h3 {
    margin-top: 2rem;
  }

  .feature-arrow {
    margin-top: 2rem;
  }

  .capability-row {
    grid-template-columns: 2rem 1fr;
    grid-template-rows: auto auto;
    gap: 0.75rem;
    padding: 1.5rem 0;
  }

  .capability-row .row-symbol {
    grid-column: 1 / -1;
    justify-self: end;
  }

  .capability-row p {
    font-size: 0.78rem;
  }

  .industry-detail {
    min-height: 300px;
    padding: 1.5rem;
  }

  .pipeline {
    padding: 1.4rem 0.8rem;
  }

  .pipeline-track {
    gap: 0.2rem;
    margin: 3.5rem 0 2rem;
  }

  .pipeline-node {
    font-size: 0.55rem;
  }

  .pipeline-node span {
    width: 1.7rem;
    height: 1.7rem;
    font-size: 0.62rem;
  }

  .pipeline-foot {
    display: block;
  }

  .pipeline-foot span {
    display: block;
    margin-top: 0.5rem;
  }

  .join-panel {
    padding: 1.5rem;
  }

  .form-shell {
    padding: 1.2rem;
  }

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

  .field-full {
    grid-column: auto;
  }

  .form-foot {
    display: grid;
    justify-items: start;
  }

  .form-foot .button-primary {
    width: 100%;
  }

  .footer {
    padding-top: 3.5rem;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    padding-bottom: 3rem;
  }

  .footer-top > :first-child {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    display: block;
    line-height: 1.8;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}