/* Index collection only. Detail pages and global type / color tokens are unchanged. */
.index-collection { overflow-wrap: anywhere; }
.index-collection > .wide-wrap { max-width: 1040px; }
.index-collection .index-intro { max-width: 760px; }
.index-collection .page-title { margin-bottom: 18px; }
.index-collection .lede { max-width: 52ch; margin-bottom: 18px; }
.index-collection .index-scope-note { max-width: 76ch; color: var(--muted); font-size: .9rem; }
.index-collection .index-regulatory-link { display: grid; grid-template-columns: 130px minmax(0, 1fr); gap: 18px; max-width: 820px; margin: 28px 0 0; padding: 18px 0; border-block: 1px solid var(--line); font-size: .92rem; }
.index-collection .index-regulatory-link > span { color: var(--accent-strong); font-family: var(--mono); font-size: .72rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.index-collection .index-regulatory-link a { color: var(--ink); text-decoration: none; }
.index-collection .index-regulatory-link a:hover { color: var(--blue); }
.index-collection .index-jump { display: flex; flex-wrap: wrap; gap: 8px 24px; margin-top: 24px; }
.index-collection .index-jump a { display: inline-flex; align-items: center; min-height: 44px; font-size: .9rem; font-weight: 650; }
.index-collection .index-record-section { margin-top: 52px; }
.index-collection .index-record-head { display: block; padding-bottom: 20px; margin-bottom: 0; }
.index-collection .index-record-head h2 { font-size: clamp(1.5rem, 2.8vw, 2rem); }
.index-collection .index-record-head .kicker { margin-bottom: 8px; }
.index-collection .index-record-list { gap: 0; }
.index-collection .index-record { padding: 28px 0; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; background: transparent; box-shadow: none; }
.index-collection .index-record > header { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 24px; align-items: baseline; }
.index-collection .index-record h3 { max-width: 650px; margin: 0; font-size: clamp(1.2rem, 2.3vw, 1.55rem); line-height: 1.25; letter-spacing: -.025em; }
.index-collection .index-maker { font-size: .82rem; font-weight: 500; }
.index-collection .index-function { max-width: 75ch; margin: 12px 0 8px; font-size: 1rem; line-height: 1.6; }
.index-collection .index-evidence-type { margin: 0; font-size: .85rem; color: var(--ink-soft); }
.index-collection .index-evidence-type > span { color: var(--muted); margin-right: 8px; }
.index-collection .index-record > footer { gap: 6px 20px; margin-top: 12px; }
.index-collection .index-record > footer > span { font-family: inherit; font-size: .8rem; }
.index-collection .index-record > footer a { display: inline-flex; align-items: center; min-height: 44px; gap: 6px; }
.index-collection .index-check-update { margin: 18px 0 0; padding: 16px 18px; max-width: 76ch; font-size: .88rem; }
.index-collection .index-check-update p { margin: 6px 0; }
.index-collection .index-check-update a { display: inline-flex; align-items: center; min-height: 44px; }
.index-collection .index-about { margin-top: 40px; border-block: 1px solid var(--line); padding: 8px 0; color: var(--ink-soft); }
.index-collection .index-about summary { padding: 12px 0; cursor: pointer; font-weight: 650; }
.index-collection .index-about h2 { font-size: 1.1rem; margin-top: 24px; letter-spacing: -.015em; }
.index-collection .index-about p { max-width: 78ch; font-size: .9rem; }
.index-collection :is(h2, .index-about) { scroll-margin-top: 140px; }
@media (max-width: 640px) {
  .index-collection .page-title { font-size: 2.15rem; line-height: 1.12; }
  .index-collection .lede { font-size: 1.05rem; line-height: 1.6; }
  .index-collection .index-jump { gap: 0 18px; margin-top: 16px; }
  .index-collection .index-regulatory-link { display: block; }
  .index-collection .index-regulatory-link > span { display: block; margin-bottom: 6px; }
  .index-collection .index-record-section { margin-top: 36px; }
  .index-collection .index-record-head { padding-bottom: 16px; }
  .index-collection .index-record > header { display: block; }
  .index-collection .index-maker { margin-top: 6px; }
  .index-collection .index-record { padding: 24px 0; }
  .index-collection .index-record > footer { flex-direction: row; align-items: center; }
  .index-collection .index-record > footer > span { flex-basis: 100%; }
}