.additions-page .additions-hero { display: block; padding-block: 48px 36px; }
.additions-page .additions-hero h1 { max-width: 1050px; margin-block: 18px 24px; }
.additions-page .additions-hero .lede { max-width: 800px; }
.addition-totals { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; border-block: 1px solid var(--rule); margin-block: 32px; padding-block: 24px; }
.addition-totals b { display: block; font-size: clamp(44px, 6vw, 80px); font-weight: 450; line-height: 1.1; letter-spacing: -.06em; }
.addition-totals span { display: block; margin-top: 10px; font-size: 14px; color: var(--muted); }
.additions-page .reference-links { line-height: 1.8; }
.earlier-references { border: 1px solid var(--rule); padding: 24px; margin-bottom: 36px; }
.earlier-references li { margin-block: 10px; }
.note-filters { display: grid; grid-template-columns: 2fr 1fr 1fr auto; gap: 16px; align-items: end; margin-top: 28px; }
.note-filters label { display: grid; gap: 8px; font-size: 13px; }
.note-filters input, .note-filters select { width: 100%; min-width: 0; padding: 12px; border: 1px solid var(--rule); border-radius: 3px; background: var(--paper, transparent); color: inherit; font: inherit; }
.occurrence { border-top: 1px solid var(--rule); scroll-margin-top: 24px; }
.occurrence:last-child { border-bottom: 1px solid var(--rule); }
.occurrence summary { display: grid; grid-template-columns: 230px minmax(0, 1fr) 135px; gap: 16px; padding: 18px 8px; cursor: pointer; }
.occurrence summary::before { content: none; }
.occurrence summary > span:nth-child(2)::before { content: '+ '; }
.occurrence[open] summary > span:nth-child(2)::before { content: '− '; }
.occurrence-id, .occurrence-time { font: 12px/1.7 var(--mono); color: var(--muted); }
.occurrence-time { text-align: right; }
.occurrence[open] summary { background: var(--surface, transparent); }
.occurrence-body { max-width: 850px; padding: 0 12px 28px; line-height: 1.7; }
.note-corrections { border-left: 2px solid var(--rule); padding-left: 18px; }
.source-record { border-top: 1px solid var(--rule); padding-block: 28px; }
.source-record li { margin-block: 10px; }
.source-hash { overflow-wrap: anywhere; font: 12px/1.6 var(--mono); }
.additions-page [hidden] { display: none !important; }
@media (max-width: 900px) {
  .note-filters { grid-template-columns: 1fr 1fr; }
  .occurrence summary { grid-template-columns: minmax(0, 1fr) 120px; gap: 5px 12px; }
  .occurrence-id { grid-column: 1 / -1; }
}
@media (max-width: 520px) {
  .addition-totals { gap: 12px; }
  .addition-totals span { font-size: 12px; }
  .note-filters { grid-template-columns: 1fr; }
  .occurrence summary { grid-template-columns: minmax(0, 1fr); }
  .occurrence-time { text-align: left; }
}