.curriculum-page .site-nav>a[aria-current="page"] { color: var(--teal); }
.curriculum-intro { padding-block: 36px 54px; }
.breadcrumbs { display: flex; gap: 12px; flex-wrap: wrap; font-size: 12px; line-height: 1.9; color: var(--muted); margin-bottom: 47px; }
.breadcrumbs a { color: inherit; text-decoration: none; }
.breadcrumbs a:hover { color: var(--teal); text-decoration: underline; }
.curriculum-intro h1 { font-size: clamp(34px,4.3vw,60px); line-height: 1.42; font-weight: 590; letter-spacing: -.04em; max-width: 980px; margin: 18px 0 22px; }
.curriculum-lead { max-width: 760px; font-size: 16px; line-height: 2; color: var(--muted); }
.curriculum-index-meta { display: flex; gap: 24px; margin-top: 28px; font-size: 11px; line-height: 1.8; color: var(--muted); }
.curriculum-list { padding-top: 0; }
.curriculum-search { margin-bottom: 26px; }
.curriculum-search label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 10px; }
.curriculum-search>div { display: flex; align-items: center; gap: 12px; max-width: 800px; }
.curriculum-search input { flex: 1; min-width: 0; border: 1px solid var(--line); padding: 14px 16px; background: #fff; font: inherit; font-size: 14px; color: var(--ink); }
.curriculum-search input:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }
.curriculum-search button { background: var(--ink); color: #fff; border: 1px solid var(--ink); padding: 14px 22px; font: inherit; font-size: 14px; cursor: pointer; }
.curriculum-search a { font-size: 12px; color: var(--teal); white-space: nowrap; }
.curriculum-filters.curriculum-grades { border-bottom: 0; padding-bottom: 0; margin-bottom: 14px; }
.curriculum-filters { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 31px; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.curriculum-filters a { padding: 9px 15px; border: 1px solid var(--line); color: inherit; text-decoration: none; font-size: 12px; line-height: 1.7; }
.curriculum-filters a:hover { color: var(--teal); border-color: var(--teal); }
.curriculum-filters a[aria-current="page"] { background: var(--ink); color: var(--white); border-color: var(--ink); }
.curriculum-page .lab-grid { grid-template-columns: repeat(3,minmax(0,1fr)); gap: 24px; }
.curriculum-card { display: flex; flex-direction: column; gap: 0; border: 1px solid var(--line); padding: 26px; background: #fafbf7; min-width: 0; }
.curriculum-card-top,.curriculum-card-bottom { display: flex; align-items: center; justify-content: space-between; gap: 16px; font-size: 11px; line-height: 1.8; color: var(--muted); }
.curriculum-card-top>span:last-child { color: var(--teal); font-variant-numeric: tabular-nums; }
.curriculum-card h2 { font-size: 22px; line-height: 1.55; font-weight: 550; letter-spacing: -.02em; margin: 28px 0 14px; }
.curriculum-card h2 a { color: var(--ink); text-decoration: none; }
.curriculum-card h2 a:hover { color: var(--teal); }
.curriculum-card>p { font-size: 13px; line-height: 1.95; color: var(--muted); flex: 1; }
.curriculum-tags { display: flex; gap: 7px; flex-wrap: wrap; margin: 18px 0 27px; }
.curriculum-tags span { font-size: 10px; border-bottom: 1px solid #b8c8c3; padding: 3px 0; margin-right: 6px; color: var(--muted); }
.curriculum-card-bottom { padding-top: 18px; border-top: 1px solid var(--line); }
.curriculum-card-bottom a { color: var(--ink); font-weight: 600; text-decoration: none; }
.curriculum-card-bottom a:hover { color: var(--teal); }
.curriculum-bottom-cta { display: flex; justify-content: space-between; align-items: center; gap: 32px; padding-block: 34px 75px; }
.curriculum-bottom-cta h2 { font-size: 30px; line-height: 1.55; }
.curriculum-bottom-cta p { color: var(--muted); font-size: 13px; line-height: 1.9; margin-top: 12px; }
.curriculum-bottom-cta>.button { flex-shrink: 0; }
.guide-intro { padding-bottom: 37px; }
.guide-actions { align-items: center; margin-block: 27px 0; }
.guide-actions>span { font-size: 12px; line-height: 1.8; color: var(--muted); margin-left: 8px; }
.curriculum-page .guide-layout { grid-template-columns: 210px minmax(0,1fr); gap: 70px; padding-top: 19px; padding-bottom: 76px; }
.curriculum-page .guide-toc { top: 28px; padding-top: 20px; }
.guide-toc>p { font-size: 11px; line-height: 1.8; color: var(--muted); letter-spacing: .08em; }
.guide-toc nav { display: flex; flex-direction: column; border-left: 1px solid var(--line); margin: 19px 0 25px; }
.guide-toc nav a { padding: 8px 15px; color: var(--muted); text-decoration: none; }
.guide-toc nav a:hover { color: var(--teal); background: #edf1e7; }
.guide-toc .guide-open-link { color: var(--ink); text-decoration: none; font-weight: 600; }
.guide-overview { border-left: 3px solid #8fb49c; padding: 3px 0 3px 24px; margin-bottom: 39px; }
.guide-content .guide-overview p { font-size: 16px; line-height: 2; margin: 0; }
.guide-content .guide-section { border-top: 1px solid var(--line); padding-top: 27px; margin-block: 0 34px; scroll-margin-top: 30px; }
.guide-content .guide-section h2 { border: 0; padding: 0; font-size: 25px; line-height: 1.6; margin: 0 0 18px; }
.guide-section li { margin-bottom: 11px; padding-left: 5px; overflow-wrap: anywhere; }
.guide-content .guide-steps { padding-left: 26px; margin-bottom: 0; }
.guide-steps li { margin-bottom: 25px; }
.guide-content .guide-steps h3 { font-size: 17px; margin: 0 0 6px; }
.guide-content .guide-steps p { margin: 0; color: var(--muted); }
.curriculum-empty { min-height: 45vh; }
.curriculum-empty h1 { font-size: clamp(30px,4vw,46px); line-height: 1.5; margin-bottom: 20px; }
.curriculum-empty>p:not(.eyebrow) { color: var(--muted); font-size: 14px; line-height: 2; margin-bottom: 24px; }
.guide-content .callout { margin-top: 37px; padding: 24px; background: #edf1e7; }
.guide-content .callout h2 { border: 0; padding: 0; font-size: 22px; line-height: 1.6; margin-bottom: 12px; }
.guide-content .callout a { color: var(--teal); font-weight: 600; font-size: 13px; }

@media(max-width:1100px) {
  .curriculum-page .lab-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .curriculum-card h2 { font-size: 21px; }
  .curriculum-page .guide-layout { gap: 36px; grid-template-columns: 175px minmax(0,1fr); }
}
@media(max-width:760px) {
  .curriculum-intro { padding-block: 25px 34px; }
  .breadcrumbs { margin-bottom: 31px; font-size: 11px; gap: 9px; }
  .curriculum-intro h1 { font-size: clamp(31px,7.5vw,43px); line-height: 1.5; margin-block: 15px 18px; }
  .curriculum-intro .eyebrow { font-size: 10px; margin-bottom: 14px; }
  .curriculum-lead { font-size: 14px; line-height: 2; }
  .curriculum-index-meta { flex-wrap: wrap; gap: 8px 18px; margin-top: 22px; font-size: 10px; }
  .curriculum-filters { gap: 7px; margin-bottom: 25px; padding-bottom: 20px; }
  .curriculum-filters a { font-size: 11px; padding: 8px 12px; }
  .curriculum-page .lab-grid { grid-template-columns: 1fr; gap: 20px; }
  .curriculum-card { padding: 23px; }
  .curriculum-card h2 { margin-top: 22px; font-size: 21px; }
  .curriculum-card-top,.curriculum-card-bottom { font-size: 10px; }
  .curriculum-card>p { font-size: 13px; }
  .curriculum-bottom-cta { flex-direction: column; align-items: flex-start; gap: 23px; padding-block: 24px 49px; }
  .curriculum-bottom-cta h2 { font-size: 27px; }
  .curriculum-page .guide-layout { display: block; padding-top: 0; padding-bottom: 39px; }
  .curriculum-page .guide-toc { position: static; padding-top: 18px; margin-bottom: 31px; }
  .guide-toc nav { flex-direction: row; flex-wrap: wrap; border: 0; gap: 4px 18px; margin-block: 12px 0; }
  .guide-toc nav a { padding: 6px 0; font-size: 11px; }
  .guide-toc nav a:hover { background: transparent; }
  .guide-toc .guide-open-link { display: none; }
  .guide-overview { padding-left: 19px; margin-bottom: 28px; }
  .guide-content .guide-overview p { font-size: 14px; }
  .guide-actions { gap: 11px; }
  .guide-actions>.button { font-size: 12px; min-height: 47px; padding: 12px 17px; gap: 16px; }
  .guide-actions>span { margin-left: 0; font-size: 11px; flex-basis: 100%; margin-top: 4px; }
  .guide-content .guide-section { padding-top: 21px; margin-bottom: 27px; }
  .guide-content .guide-section h2 { font-size: 22px; margin-bottom: 15px; }
  .guide-content .guide-steps h3 { font-size: 16px; }
  .guide-content .callout { padding: 19px; margin-top: 30px; }
  .guide-content .callout h2 { font-size: 20px; }
}
@media print {
  .curriculum-page .guide-layout { display: block; padding: 0; }
  .curriculum-bottom-cta { display: none; }
  .curriculum-intro { padding-top: 0; }
  .breadcrumbs { margin-bottom: 24px; }
}