.strata-filters {display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr) auto;gap:20px;align-items:end;padding:24px;background:var(--paper);border:1px solid var(--line)}
.strata-count {margin-top:28px;font-weight:600}
.strata-list {display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 40px}
.stratum {padding:26px 0;border-top:1px solid var(--line);scroll-margin-top:20px}
.stratum:target {background:#e7eee5;outline:8px solid #e7eee5}
.stratum-heading {display:flex;gap:18px;align-items:baseline}
.stratum h2 {font-size:21px;line-height:1.3;margin:0}
.stratum-code {font-size:13px;font-weight:600;font-variant-numeric:tabular-nums;flex-shrink:0}
.stratum p {margin:16px 0 0;font-size:15px}
.stratum .stratum-meta {color:var(--muted);font-size:13px}
@media(max-width:850px){.strata-list {gap:0 28px}.strata-filters {grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.strata-filters button {justify-self:start}}
@media(max-width:600px){.strata-list,.strata-filters {grid-template-columns:1fr}.strata-filters {padding:20px}.stratum-heading {gap:14px}.stratum h2 {font-size:20px}}