@media (min-width: 1700px) {
  .page-grid {
    padding-top: 60px;
  }
  .focus-panel {
    padding: 44px 48px;
  }
}
@media (max-width: 1200px) {
  :root {
    --rail-width: 218px;
  }
  .sidebar {
    padding-left: 20px;
  }
  .topbar {
    padding: 18px 30px;
  }
  .page-grid {
    padding: 35px 30px;
  }
  .focus-panel {
    padding: 30px;
    gap: 22px;
  }
  .with-aside {
    grid-template-columns: minmax(0, 1fr);
  }
  .toc {
    display: none;
  }
  .footer {
    padding: 20px 30px;
  }
  .topic-row {
    grid-template-columns: 24px 1fr 1.3fr 20px;
    gap: 12px;
  }
  .section-title h2 {
    font-size: 27px;
  }
  .brand {
    gap: 6px;
  }
  .brand-logo {
    width: 94px;
  }
}
@media (max-width: 900px) {
  .sidebar {
    visibility: hidden;
    position: fixed;
    z-index: 20;
    width: 246px;
    transform: translateX(-100%);
    transition: transform 0.15s;
  }
  .sidebar.is-open {
    visibility: visible;
    transform: translateX(0);
    top: 74px;
  }
  .workspace {
    width: 100%;
    margin-left: 0;
  }
  .topbar {
    padding: 15px 24px;
    min-height: 74px;
  }
  .menu-toggle {
    display: block;
    background: var(--ines-color-surface-warm);
    color: var(--ines-color-text-brand);
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 14px;
  }
  .topbar > span {
    margin-right: auto;
  }
  .page-grid {
    padding: 36px 28px;
  }
  .focus-panel {
    gap: 35px;
  }
  .footer {
    padding: 20px 28px;
  }
  .login-panel {
    padding: 35px;
  }
  .login-art > span {
    font-size: 39px;
  }
  .login-panel h1 {
    font-size: 39px;
  }
}
@media (max-width: 600px) {
  body {
    font-size: 17px;
  }
  .topbar {
    padding: 12px 18px;
    gap: 14px;
  }
  .topbar > span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 12px;
  }
  .breadcrumb-separator {
    padding: 0 7px;
  }
  .search-shortcut {
    font-size: 0;
    gap: 0;
  }
  .search-shortcut kbd {
    display: none;
  }
  .search-shortcut > span {
    font-size: 28px;
    min-width: 28px;
  }
  .page-grid {
    padding: 28px 20px 40px;
  }
  .intro h1 {
    font-size: 39px;
  }
  .lead {
    font-size: 18px;
  }
  .focus-panel {
    grid-template-columns: 1fr;
    padding: 28px 25px;
    border-radius: 16px;
    gap: 24px;
    margin-bottom: 35px;
  }
  .focus-copy h2 {
    font-size: 51px;
  }
  .focus-copy > p:not(.eyebrow) {
    font-size: 17px;
  }
  .focus-map {
    border-left: 0;
    border-top: 1px solid var(--ines-primitive-neutral-600);
    padding: 5px 0 0;
  }
  .map-step {
    padding: 13px 0;
    gap: 15px;
  }
  .map-step strong {
    font-size: 17px;
  }
  .map-step p {
    font-size: 14px;
  }
  .focus-status {
    font-size: 11px;
  }
  .section-title {
    display: block;
  }
  .section-title h2 {
    font-size: 29px;
    margin-bottom: 12px;
  }
  .topic-row {
    grid-template-columns: 22px 1fr 20px;
    padding: 19px 0;
    gap: 8px 12px;
  }
  .topic-row h3 {
    font-size: 23px;
  }
  .topic-row p {
    grid-column: 2;
    grid-row: 2;
    font-size: 15px;
  }
  .row-arrow {
    grid-column: 3;
    grid-row: 1/3;
  }
  .topic-number {
    align-self: start;
    padding-top: 4px;
  }
  .home-context {
    padding-left: 18px;
    margin-top: 30px;
  }
  .footer {
    padding: 20px;
    flex-direction: column;
    gap: 7px;
  }
  .document-tools {
    flex-direction: column;
    gap: 6px;
  }
  .prose h1 {
    font-size: 34px;
  }
  .prose h2 {
    font-size: 26px;
  }
  .knowledge-flow {
    flex-direction: column;
  }
  .knowledge-flow li {
    margin: 0;
  }
  .related-links a {
    font-size: 15px;
  }
  .login-page {
    display: block;
  }
  .login-panel {
    padding: 45px 28px;
    max-width: 440px;
  }
  .login-panel .brand-logo {
    margin-bottom: 45px;
  }
  .login-panel h1 {
    font-size: 42px;
  }
  .login-art {
    display: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *:before,
  *:after {
    transition: none !important;
  }
}

.mobile-toc {
  display: none;
  margin: 22px 0;
  padding: 14px 18px;
  background: var(--ines-color-surface-warm);
  border-radius: 8px;
  font-size: 15px;
}
.mobile-toc summary {
  cursor: pointer;
  font-weight: 600;
}
.mobile-toc nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 14px;
}
@media (max-width: 1200px) {
  .mobile-toc {
    display: block;
  }
}