/* App layout on the original TIANSIGHT foundation. */
html { scroll-behavior: smooth; }
body { font-size: var(--type-ui); }
button, input, select { font-family: var(--font-cn); }
button { cursor: pointer; }
button, a, input, select, summary { -webkit-tap-highlight-color: transparent; }
button:disabled { cursor: not-allowed; }
button { color: inherit; }
button, input, select { border-radius: var(--radius); }
a { text-underline-offset: 4px; }
p { max-width: none; }
[hidden] { display: none !important; }
.shell { width: min(calc(100% - 96px), var(--container)); margin-inline: auto; }
.num { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.icon { width: 20px; height: 20px; flex-shrink: 0; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.icon-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; top: -100px; left: 24px; padding: 12px 20px; background: var(--paper); z-index: 700; }
.skip-link:focus { top: 12px; }
.eyebrow { font-family: var(--font-en); color: var(--gold); font-size: 12px; font-weight: 400; letter-spacing: .3em; line-height: 1.6; text-transform: uppercase; }
.site-header { position: sticky; top: 0; z-index: var(--z-sticky); background: var(--surface); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 88px; gap: 24px; }
.brand-lockup { display: inline-flex; align-items: center; gap: 16px; border: 0; color: var(--charcoal); flex-shrink: 0; }
.brand-seal { width: 40px; height: 40px; object-fit: contain; }
.brand-type { display: flex; flex-direction: column; gap: 8px; }
.wordmark { color: var(--gold-400); font-family: var(--font-en); font-size: 17px; line-height: 1.1; font-weight: 400; letter-spacing: .34em; }
.wordmark b { color: var(--charcoal); font-weight: 700; }
.brand-descriptor { font-family: var(--font-en); font-size: 10px; line-height: 1.1; color: var(--gold); letter-spacing: .44em; }
.primary-nav { display: flex; align-items: center; gap: 34px; margin-left: auto; margin-right: 42px; align-self: stretch; }
.nav-link { display: inline-flex; align-items: center; color: var(--ink-muted); border: 0; position: relative; font-size: 14px; }
.nav-link:hover, .nav-link.is-active { color: var(--charcoal); }
.nav-link.is-active::after { content: ''; position: absolute; bottom: -1px; left: 0; right: 0; height: 2px; background: var(--gold); }
.saved-toggle { display: inline-flex; align-items: center; gap: 9px; background: transparent; border: 1px solid var(--line-strong); padding: 9px 12px; font-size: 16px; min-height: 44px; }
.saved-toggle:hover, .saved-toggle[aria-pressed="true"] { border-color: var(--gold); background: var(--ink-primary); }
.saved-toggle[aria-pressed="true"] .icon { fill: var(--gold); stroke: var(--gold); }
.saved-count { color: var(--gold); font-size: 12px; border-left: 1px solid var(--line); padding-left: 9px; }
.hero { display: grid; grid-template-columns: 1fr 322px; gap: 64px; padding-top: 30px; padding-bottom: 30px; align-items: center; }
.hero-copy .eyebrow { display: flex; align-items: center; gap: 13px; margin-bottom: 12px; }
.eyebrow-rule { width: 28px; height: 1px; background: var(--gold); }
.hero h1 { font-size: clamp(32px, 3.3vw, 44px); line-height: 1.35; letter-spacing: .03em; }
.hero-description { margin: 12px 0 0; color: var(--ink-muted); font-size: 16px; line-height: 1.9; }
.mobile-break { display: none; }
.hero-index { position: relative; border-left: 1px solid var(--card-border); padding: 12px 0 7px 34px; overflow: hidden; }
.compass { position: absolute; width: 188px; height: 188px; right: -52px; top: 6px; color: var(--watermark); pointer-events: none; }
.index-heading { display: flex; align-items: center; justify-content: space-between; gap: 10px; position: relative; }
.index-heading .eyebrow { font-size: 12px; letter-spacing: .21em; }
.index-edition { font-size: 12px; color: var(--ink-muted); }
.index-stats { display: flex; gap: 48px; margin: 18px 0 19px; position: relative; }
.index-stats > div { display: flex; flex-direction: column; gap: 7px; }
.index-stats strong { font-size: 43px; line-height: 1.15; font-weight: 400; letter-spacing: -.06em; }
.index-stats > div + div strong { color: var(--gold); }
.index-stats span { font-size: 13px; color: var(--ink-muted); }
.index-note { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--ink-muted); margin: 0; position: relative; }
.small-dot { display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: var(--gold); flex-shrink: 0; }
.directory { display: grid; grid-template-columns: 198px minmax(0, 1fr); gap: 34px; padding-top: 30px; padding-bottom: 56px; border-top: 1px solid var(--gold); }
.rail-heading { margin: 3px 0 22px; }
.rail-heading h2 { font-size: 16px; line-height: 1.6; margin-bottom: 6px; }
.rail-heading .eyebrow { font-size: 12px; letter-spacing: .19em; }
.topic-list { display: flex; flex-direction: column; gap: 5px; }
.topic-button { display: flex; align-items: center; width: 100%; gap: 12px; min-height: 45px; padding: 10px 11px; border: 1px solid transparent; background: transparent; color: var(--ink-muted); font-size: 16px; line-height: 1.5; text-align: left; }
.topic-button:hover { color: var(--charcoal); border-color: var(--line); }
.topic-button[aria-pressed="true"] { color: var(--charcoal); border-color: var(--card-border); background: var(--ink-primary); }
.topic-index { width: 17px; flex-shrink: 0; font-size: 12px; color: var(--gold); }
.topic-button .topic-count { margin-left: auto; font-size: 12px; color: var(--ink-muted); }
.topic-divider { border-top: 1px solid var(--line); margin: 9px 0; }
.rail-note { margin: 32px 11px 0; padding-top: 25px; border-top: 1px solid var(--line); }
.rail-note > .icon { color: var(--gold); width: 23px; height: 23px; margin-bottom: 13px; }
.rail-note p { font-size: 14px; line-height: 1.9; margin-bottom: 15px; }
.rail-note a { border: 0; font-size: 12px; color: var(--ink-muted); }
.rail-note a:hover { color: var(--gold); }
.rail-note a span { margin-left: 7px; color: var(--gold); }
.access-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 13px; }
.access-heading h2 { font-size: 16px; line-height: 1.6; }
.access-heading > span { font-size: 12px; color: var(--ink-muted); }
.access-tabs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin-bottom: 24px; }
.access-tab { display: flex; flex-direction: column; gap: 7px; padding: 14px 15px; min-width: 0; text-align: left; border: 1px solid var(--card-border); background: var(--paper); }
.access-tab:hover { border-color: var(--gold); }
.access-tab[aria-pressed="true"] { background: var(--ink-primary); border-color: var(--gold); }
.access-tab-title { display: flex; justify-content: space-between; align-items: center; gap: 7px; width: 100%; font-size: 16px; line-height: 1.6; }
.access-tab-title strong { font-size: 24px; line-height: 1.2; color: var(--gold); font-weight: 400; }
.access-tab-note { font-size: 12px; line-height: 1.7; color: var(--ink-muted); }
.search-field { position: relative; }
.search-field > .icon { position: absolute; left: 18px; top: 19px; color: var(--gold); pointer-events: none; }
.search-field input.ts-input { width: 100%; height: 58px; background: var(--paper); border: 1px solid var(--control-border); padding: 15px 80px 15px 50px; font-size: 16px; font-weight: 400; }
.search-field input.ts-input::placeholder { font-weight: 400; color: var(--ink-muted); }
input[type="search"]::-webkit-search-cancel-button { display: none; }
.search-shortcut { position: absolute; top: 16px; right: 18px; border: 1px solid var(--line); min-width: 24px; height: 26px; line-height: 24px; text-align: center; border-radius: var(--radius); color: var(--ink-muted); font-size: 12px; }
.clear-search { position: absolute; right: 45px; top: 8px; }
.filter-bar { display: flex; gap: 16px; align-items: flex-end; padding: 16px 0 23px; }
.filter-group { min-width: 0; flex: 1; }
.filter-group label { display: block; font-size: 12px; line-height: 1.5; color: var(--ink-muted); margin-bottom: 6px; }
.filter-group .ts-select { display: block; width: 100%; min-height: 40px; padding: 8px 28px 8px 11px; border-color: var(--control-border); background-color: transparent; font-size: 16px; color: var(--charcoal); }
.curated-toggle { flex-shrink: 0; display: inline-flex; align-items: center; gap: 7px; border: 1px solid var(--line); background: transparent; min-height: 40px; padding: 8px 11px; color: var(--ink-muted); font-size: 13px; line-height: 1.5; }
.curated-toggle .icon { width: 15px; height: 15px; border: 1px solid var(--line-strong); padding: 1px; stroke: transparent; }
.curated-toggle:hover { border-color: var(--gold); }
.curated-toggle[aria-pressed="true"] { background: var(--ink-primary); border-color: var(--gold); color: var(--gold); }
.curated-toggle[aria-pressed="true"] .icon { stroke: var(--gold); border-color: var(--gold); }
.results-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; border-top: 1px solid var(--line); padding: 20px 0; }
.result-title { display: flex; align-items: baseline; gap: 13px; }
.result-title h2 { font-size: 19px; line-height: 1.5; }
.result-count { font-size: 12px; color: var(--ink-muted); white-space: nowrap; }
.result-count .num { color: var(--gold); }
.result-actions { display: flex; align-items: center; gap: 12px; }
.sort-select { background: transparent; border: 0; color: var(--ink-muted); font-size: 16px; padding: 8px 3px; max-width: 140px; }
.view-toggle { display: inline-flex; border: 1px solid var(--line); border-radius: var(--radius); }
.icon-button { width: 38px; height: 38px; padding: 8px; border: 1px solid transparent; background: transparent; display: inline-flex; align-items: center; justify-content: center; color: var(--ink-muted); }
.icon-button:hover { color: var(--gold); background: var(--ink-primary); }
.icon-button.is-active { color: var(--gold); background: var(--ink-primary); }
.view-toggle .icon-button { width: 33px; height: 32px; border: 0; padding: 7px; }
.view-toggle .icon { width: 16px; height: 16px; }
.active-filters { display: flex; flex-wrap: wrap; gap: 7px; align-items: center; padding: 0 0 17px; }
.active-filter { display: inline-flex; gap: 6px; align-items: center; border: 1px solid var(--card-border); background: var(--ink-primary); border-radius: var(--radius); font-size: 12px; padding: 4px 7px 4px 10px; color: var(--gold); }
.active-filter .icon { width: 14px; height: 14px; }
.clear-all { border: 0; background: transparent; font-size: 12px; color: var(--ink-muted); padding: 6px; text-decoration: underline; text-underline-offset: 3px; }
.source-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.source-card { display: flex; flex-direction: column; gap: 20px; background: var(--paper); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 22px; min-width: 0; transition: border-color var(--dur-fast); }
.source-card:hover { border-color: var(--gold); }
.card-top { display: flex; align-items: center; justify-content: space-between; gap: 6px; margin-bottom: 10px; min-height: 24px; }
.source-type { display: inline-flex; align-items: center; gap: 7px; font-size: 12px; line-height: 1.5; letter-spacing: .04em; color: var(--gold); }
.source-type .icon { width: 15px; height: 15px; }
.entry-curated { color: var(--ink-muted); font-size: 12px; padding-left: 7px; border-left: 1px solid var(--line); }
.card-save { width: 32px; height: 32px; margin: -4px -7px -4px 0; padding: 7px; flex-shrink: 0; }
.card-save .icon { width: 17px; height: 17px; }
.card-save[aria-pressed="true"] { color: var(--gold); }
.card-save[aria-pressed="true"] .icon { fill: var(--ink-primary); }
.source-card h3 { font-size: 21px; line-height: 1.55; letter-spacing: .015em; margin: 0 0 6px; }
.source-title { border: 0; background: transparent; padding: 0; font: inherit; font-weight: 600; text-align: left; }
.source-title:hover { color: var(--gold); }
.original-title { color: var(--ink-muted); font-family: var(--font-en); font-size: 14px; line-height: 1.65; margin: 0 0 10px; overflow-wrap: anywhere; }
.original-title:lang(zh), .original-title:lang(ja), .detail-original:lang(zh), .detail-original:lang(ja) { font-family: var(--font-cn); }
.card-publisher { color: var(--gold); font-size: 14px; line-height: 1.8; margin: 0 0 5px; }
.card-scope { font-size: 12px; line-height: 1.7; color: var(--ink-muted); }
.meta-tag { display: inline-flex; align-items: center; font-size: 12px; line-height: 1.6; color: var(--ink-muted); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 2px 6px; }
.access-badge { display: inline-flex; align-items: center; font-size: 12px; line-height: 1.5; padding: 4px 8px; border: 1px solid var(--card-border); border-radius: var(--radius); }
.access-open { color: var(--gold); background: var(--ink-primary); }
.access-partial { color: var(--gold); background: var(--paper); border-color: var(--gold); }
.access-paid { color: var(--paper); background: var(--charcoal); border-color: var(--charcoal); }
.card-access-block { border-top: 1px solid var(--line); padding-top: 18px; }
.card-fee-note { font-size: 14px; line-height: 1.85; margin: 10px 0; }
.access-summary { display: grid; gap: 8px; margin: 0; font-size: 14px; line-height: 1.8; }
.access-summary > div { display: grid; grid-template-columns: 2em minmax(0, 1fr); gap: 10px; }
.access-summary dt { color: var(--gold); }
.access-summary dd { color: var(--ink-muted); margin: 0; overflow-wrap: anywhere; }
.card-history-block { border-top: 1px solid var(--line); padding-top: 18px; margin-top: auto; }
.history-kicker { display: flex; align-items: center; gap: 6px; color: var(--gold); font-size: 12px; line-height: 1.7; }
.history-kicker .icon { width: 16px; height: 16px; }
.history-coverage { font-size: 14px; line-height: 1.85; margin: 10px 0; color: var(--ink-muted); }
.history-unavailable { color: var(--ink-muted); font-size: 12px; line-height: 1.7; }
.history-versions { display: flex; flex-direction: column; align-items: flex-start; gap: 5px; }
.detail-history .history-versions { margin-top: 13px; flex-direction: row; flex-wrap: wrap; gap: 12px 20px; }
.card-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 20px; padding-top: 17px; border-top: 1px solid var(--line); }
.text-button { background: transparent; border: 0; display: inline-flex; align-items: center; justify-content: center; gap: 7px; padding: 0; color: var(--gold); font-family: var(--font-cn); font-size: 14px; line-height: 1.8; }
.text-button:hover { color: var(--charcoal); }
.text-button .icon { width: 16px; height: 16px; }
.resource-link, .official-link, .history-link { display: inline-flex; align-items: center; gap: 4px; font-size: 14px; line-height: 1.8; border: 0; }
.resource-link { color: var(--gold); }
.official-link { color: var(--ink-muted); }
.history-link { color: var(--gold); text-decoration: underline; text-decoration-color: var(--card-border); }
.resource-link .icon, .official-link .icon, .history-link .icon { width: 14px; height: 14px; }
.resource-link:hover, .official-link:hover, .history-link:hover { color: var(--charcoal); text-decoration: underline; }
.source-grid.list-view { grid-template-columns: 1fr; gap: 0; border-top: 1px solid var(--card-border); }
.source-list-head, .list-view .source-card { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.05fr) minmax(0, .95fr) 100px; gap: 22px; padding: 22px; }
.source-list-head { padding-block: 12px; font-size: 12px; color: var(--ink-muted); background: var(--ink-primary); border: 1px solid var(--card-border); border-bottom: 0; }
.list-view .source-card { border-top: 0; border-radius: 0; }
.list-view .source-card h3 { font-size: 20px; }
.list-view .card-access-block, .list-view .card-history-block { border: 0; padding: 0; margin: 0; }
.list-view .card-actions { flex-direction: column; align-items: flex-start; justify-content: flex-start; gap: 13px; padding: 0; border: 0; }
.list-view .card-actions .resource-link { padding-bottom: 11px; border-bottom: 1px solid var(--line); }
.pagination { display: flex; gap: 8px; align-items: center; justify-content: center; padding: 30px 0 23px; }
.page-button { display: inline-flex; align-items: center; justify-content: center; min-width: 34px; height: 34px; border: 1px solid transparent; background: transparent; color: var(--ink-muted); font-family: var(--font-mono); font-size: 12px; padding: 6px; }
.page-button:hover:not(:disabled) { border-color: var(--line-strong); color: var(--gold); }
.page-button[aria-current="page"] { border-color: var(--gold); background: var(--ink-primary); color: var(--gold); }
.page-button:disabled { opacity: .3; }
.page-button .icon { width: 17px; height: 17px; }
.previous .icon { transform: rotate(180deg); }
.pagination-info { font-size: 12px; color: var(--ink-muted); margin-left: 15px; }
.directory-foot { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; border-top: 1px solid var(--line); padding-top: 17px; }
.directory-foot p { font-size: 12px; color: var(--ink-muted); line-height: 1.8; margin: 0; }
.export-button { white-space: nowrap; font-size: 12px; }
.inline-feedback { font-size: 12px; color: var(--gold); margin: 8px 0 0; text-align: right; min-height: 18px; }
.empty-state { grid-column: 1 / -1; text-align: center; background: var(--paper); border: 1px solid var(--card-border); padding: 58px 24px; }
.empty-state > .icon { width: 32px; height: 32px; margin: 0 auto 20px; color: var(--gold); }
.empty-state h3 { font-size: 24px; margin-bottom: 13px; }
.empty-state p { margin: 0 auto 22px; color: var(--ink-muted); font-size: 15px; max-width: 32em; }
.empty-state .ts-button { font-size: 14px; }
.research-section { border-top: 1px solid var(--gold); padding-top: 40px; padding-bottom: 54px; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; margin-bottom: 30px; }
.section-heading .eyebrow, .guide-intro .eyebrow { margin: 0 0 13px; }
.section-heading h2 { font-size: 28px; line-height: 1.5; }
.section-heading > p { margin: 0 0 3px; font-size: 13px; color: var(--ink-muted); line-height: 1.9; }
.path-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.path-card { border: 1px solid var(--card-border); background: var(--ink-primary); border-radius: var(--radius); padding: 26px; display: flex; flex-direction: column; }
.path-number { font-family: var(--font-en); color: var(--gold); font-size: 12px; letter-spacing: .04em; margin-bottom: 20px; }
.path-card h3 { font-size: 20px; line-height: 1.65; margin-bottom: 12px; }
.path-card > p { font-size: 14px; color: var(--ink-muted); line-height: 1.9; margin-bottom: 22px; }
.path-chain { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; color: var(--gold); font-size: 12px; margin-top: auto; margin-bottom: 21px; }
.path-chain span[aria-hidden] { color: var(--ink-muted); }
.path-card .text-button { justify-content: space-between; width: 100%; border-top: 1px solid var(--card-border); padding-top: 16px; }
.guide-section { display: grid; grid-template-columns: .82fr 1.18fr; gap: 80px; padding-top: 45px; padding-bottom: 68px; border-top: 1px solid var(--line-strong); }
.guide-intro h2 { font-size: 27px; line-height: 1.6; margin-bottom: 17px; }
.guide-intro > p:not(.eyebrow) { font-size: 15px; line-height: 1.9; color: var(--ink-muted); max-width: 29em; }
.guide-note { color: var(--gold); font-size: 12px; display: block; margin-top: 26px; }
.guide-item { border-bottom: 1px solid var(--line); }
.guide-item:first-child { border-top: 1px solid var(--line); }
.guide-item summary { display: flex; align-items: center; gap: 17px; cursor: pointer; padding: 18px 0; list-style: none; }
.guide-item summary::-webkit-details-marker { display: none; }
.guide-item summary > .num { color: var(--gold); font-size: 12px; }
.guide-item summary h3 { font-size: 16px; line-height: 1.7; font-weight: 400; }
.guide-item summary > .icon { margin-left: auto; width: 15px; height: 15px; color: var(--gold); }
.guide-item[open] summary > .icon { transform: rotate(90deg); }
.guide-answer { padding: 0 27px 20px 32px; }
.guide-answer p { font-size: 14px; line-height: 1.9; color: var(--ink-muted); margin: 0; }
.guide-answer p + p { margin-top: 12px; }
.site-footer { border-top: 1px solid var(--gold); background: var(--ink-primary); }
.footer-inner { padding-block: 30px; display: flex; justify-content: space-between; align-items: center; gap: 30px; }
.footer-brand { font-family: var(--font-cn); font-size: 16px; color: var(--charcoal); letter-spacing: .06em; border: 0; }
.footer-inner p { font-size: 12px; color: var(--ink-muted); margin: 7px 0 0; }
.footer-meta { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; font-size: 12px; line-height: 1.8; color: var(--ink-muted); }
.footer-meta a { border: 0; display: inline-flex; gap: 4px; align-items: center; font-size: 12px; }
.footer-meta .icon { width: 12px; height: 12px; }
.source-dialog { width: min(760px, calc(100% - 48px)); max-height: calc(100dvh - 64px); padding: 0; border: 1px solid var(--gold); border-radius: var(--radius); background: var(--paper); color: var(--charcoal); box-shadow: var(--shadow-4); overscroll-behavior: contain; }
.source-dialog::backdrop { background: var(--scrim); }
body.dialog-open { overflow: hidden; }
.detail-top { display: flex; justify-content: space-between; align-items: center; padding: 14px 25px 14px 32px; border-bottom: 1px solid var(--line); background: var(--surface); }
.detail-top .eyebrow { font-size: 12px; letter-spacing: .2em; }
.detail-body { padding: 28px 32px 30px; }
.detail-kicker { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 12px; color: var(--gold); font-size: 12px; }
.detail-body h2 { font-size: 29px; line-height: 1.5; margin: 0 0 9px; }
.detail-original { color: var(--ink-muted); font-family: var(--font-en); font-size: 14px; line-height: 1.7; margin-bottom: 18px; }
.detail-entry-links { display: flex; flex-wrap: wrap; gap: 13px 24px; padding: 4px 0 21px; }
.detail-entry-links a { min-height: 30px; }
.detail-access { padding: 20px; border: 1px solid var(--card-border); background: var(--surface); margin-bottom: 20px; }
.detail-access h3, .detail-history h3 { font-size: 16px; line-height: 1.7; margin-bottom: 11px; }
.detail-price { font-size: 16px; line-height: 1.85; color: var(--gold); margin: 0 0 13px; }
.detail-access-note { border-top: 1px solid var(--line); padding-top: 12px; margin: 14px 0 0; color: var(--ink-muted); font-size: 14px; line-height: 1.8; }
.detail-history { padding: 0 0 20px; border-bottom: 1px solid var(--line); margin-bottom: 22px; }
.detail-history h3 { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.detail-history h3 .icon { width: 18px; height: 18px; color: var(--gold); }
.detail-history h3 span { font-size: 12px; font-weight: 400; color: var(--ink-muted); margin-left: auto; }
.detail-history p { font-size: 14px; line-height: 1.9; color: var(--ink-muted); margin: 0 0 8px; }
.detail-history p.detail-history-coverage { color: var(--charcoal); }
.detail-evidence { margin-top: 24px; padding-top: 15px; border-top: 1px solid var(--line); }
.detail-evidence summary { font-size: 14px; color: var(--gold); cursor: pointer; }
.detail-evidence summary .num { margin-left: 8px; font-size: 12px; }
.detail-evidence ul { padding-left: 20px; margin: 15px 0 0; }
.detail-evidence li { color: var(--ink-muted); font-size: 14px; line-height: 1.9; margin-bottom: 10px; }
.detail-evidence a { border: 0; text-decoration: underline; text-decoration-color: var(--card-border); }
.detail-evidence .icon { display: inline; vertical-align: middle; width: 13px; height: 13px; }
.detail-summary { font-size: 16px; line-height: 1.9; margin-bottom: 22px; }
.detail-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 25px; border-block: 1px solid var(--line); padding-block: 21px; margin: 0 0 24px; }
.detail-meta dt { font-size: 12px; color: var(--ink-muted); margin-bottom: 5px; }
.detail-meta dd { font-size: 14px; line-height: 1.8; margin: 0; overflow-wrap: anywhere; }
.detail-section h3, .detail-caveat h3 { font-size: 16px; line-height: 1.7; margin-bottom: 10px; }
.detail-section ul { margin: 0 0 23px; padding-left: 20px; color: var(--ink-muted); font-size: 14px; line-height: 2; }
.detail-caveat { background: var(--ink-primary); border: 1px solid var(--card-border); padding: 20px; margin-bottom: 23px; }
.detail-caveat h3 { display: flex; align-items: center; gap: 9px; color: var(--gold); }
.detail-caveat h3 .icon { width: 17px; height: 17px; }
.detail-caveat p { font-size: 14px; line-height: 1.9; margin: 0; }
.detail-buttons { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.detail-buttons .ts-button { display: inline-flex; gap: 9px; align-items: center; font-size: 14px; min-height: 44px; padding: 10px 16px; }
.detail-buttons .ts-button .icon { width: 17px; height: 17px; }
.detail-buttons .detail-save { margin-left: auto; }
.detail-save[aria-pressed="true"] .icon { fill: var(--ink-primary); }
.detail-related { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 18px; }
.detail-related a { font-size: 12px; display: inline-flex; align-items: center; gap: 4px; }
.detail-related .icon { width: 13px; height: 13px; }
.detail-date { color: var(--ink-muted); font-size: 12px; line-height: 1.8; margin: 22px 0 0; }
.copy-note { font-size: 12px; line-height: 1.8; color: var(--gold); margin: 12px 0 0; }
.no-script { padding: 20px; border: 1px solid var(--gold); }
@media (max-width: 1250px) {
  .source-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .primary-nav { gap: 26px; margin-right: 20px; }
  .hero { gap: 35px; grid-template-columns: 1fr 290px; }
  .hero-index { padding-left: 25px; }
  .index-stats { gap: 40px; }
  .directory { gap: 26px; grid-template-columns: 184px minmax(0, 1fr); }
  .filter-bar { gap: 10px; flex-wrap: wrap; }
  .filter-group { min-width: 120px; }
  .curated-toggle { min-height: 38px; }
  .path-card { padding: 22px; }
  .guide-section { gap: 45px; }
}
@media (max-width: 1100px) {
  .source-list-head { display: none; }
  .source-grid.list-view { gap: 14px; border-top: 0; }
  .list-view .source-card { grid-template-columns: 1fr 1fr; gap: 22px 26px; border-top: 1px solid var(--card-border); border-radius: var(--radius); }
  .list-view .card-title-block { grid-column: 1; grid-row: 1; }
  .list-view .card-access-block { grid-column: 2; grid-row: 1; }
  .list-view .card-history-block { grid-column: 1; grid-row: 2; border-top: 1px solid var(--line); padding-top: 16px; }
  .list-view .card-actions { grid-column: 2; grid-row: 2; border-top: 1px solid var(--line); padding-top: 16px; }
}
@media (max-width: 960px) {
  .shell { width: calc(100% - 64px); }
  .header-inner { min-height: 78px; gap: 16px; }
  .primary-nav { gap: 20px; margin-right: 0; }
  .nav-link { font-size: 13px; }
  .saved-toggle { padding: 8px; }
  .saved-toggle > span:not(.num) { display: none; }
  .hero { grid-template-columns: 1fr 240px; padding-top: 38px; padding-bottom: 35px; gap: 30px; }
  .hero h1 { font-size: 35px; }
  .hero-description { font-size: 14px; }
  .desktop-break { display: none; }
  .index-heading .eyebrow { font-size: 12px; }
  .index-stats { gap: 30px; }
  .index-stats strong { font-size: 37px; }
  .index-note { font-size: 12px; }
  .directory { grid-template-columns: 1fr; gap: 23px; }
  .rail-heading { display: flex; align-items: baseline; gap: 15px; margin-bottom: 12px; }
  .rail-heading h2 { font-size: 15px; margin-bottom: 0; }
  .topic-list { flex-direction: row; flex-wrap: wrap; gap: 7px; }
  .topic-button { width: auto; min-height: 37px; padding: 7px 10px; gap: 8px; border-color: var(--line); font-size: 13px; }
  .topic-button .topic-index { display: none; }
  .topic-button .topic-count { margin-left: 2px; font-size: 12px; }
  .topic-divider, .rail-note { display: none; }
  .filter-bar { flex-wrap: wrap; }
  .filter-group { min-width: 0; }
  .section-heading h2 { font-size: 25px; }
  .section-heading > p { font-size: 12px; }
  .path-grid { gap: 14px; }
  .path-card { padding: 20px; }
  .path-card h3 { font-size: 19px; }
  .path-chain { gap: 5px; font-size: 12px; }
  .guide-section { grid-template-columns: 1fr 1.2fr; gap: 30px; }
  .guide-intro h2 { font-size: 24px; }
}
@media (max-width: 680px) {
  .shell { width: calc(100% - 48px); }
  .header-inner { flex-wrap: wrap; column-gap: 12px; min-height: 76px; }
  .brand-lockup { gap: 11px; }
  .brand-seal { width: 35px; height: 35px; }
  .brand-type { gap: 6px; }
  .wordmark { font-size: 15px; }
  .brand-descriptor { font-size: 9px; letter-spacing: .42em; }
  .primary-nav { order: 3; width: 100%; height: 42px; margin: -5px 0 0; justify-content: space-between; gap: 12px; }
  .nav-link { font-size: 13px; }
  .saved-toggle { margin-left: auto; gap: 6px; min-height: 36px; padding: 5px 7px; }
  .saved-count { padding-left: 6px; font-size: 12px; }
  .saved-toggle .icon { width: 17px; height: 17px; }
  .hero { display: block; padding-top: 30px; padding-bottom: 25px; }
  .hero-copy .eyebrow { font-size: 12px; margin-bottom: 14px; }
  .hero h1 { font-size: clamp(27px, 6.5vw, 38px); letter-spacing: .01em; }
  .hero-description { font-size: 14px; line-height: 1.9; margin-top: 14px; }
  .mobile-break { display: block; }
  .hero-index { border-left: 0; border-top: 1px solid var(--line); padding: 17px 0 0; margin-top: 24px; display: flex; gap: 20px; align-items: center; justify-content: space-between; }
  .index-heading, .compass, .index-note { display: none; }
  .index-stats { margin: 0; width: 100%; gap: 24px; }
  .index-stats > div { flex-direction: row; align-items: center; gap: 12px; }
  .index-stats strong { font-size: 27px; line-height: 1.4; }
  .index-stats span { font-size: 12px; }
  .index-stats > div { min-width: 0; }
  .access-heading { align-items: flex-start; gap: 12px; }
  .access-heading > span { max-width: 9em; text-align: right; }
  .access-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin-bottom: 20px; }
  .access-tab { padding: 12px; gap: 5px; }
  .access-tab-title { font-size: 16px; }
  .access-tab-title strong { font-size: 23px; }
  .access-tab-note { font-size: 12px; }
  .directory { padding-top: 22px; gap: 22px; padding-bottom: 30px; }
  .rail-heading { gap: 13px; }
  .rail-heading .eyebrow { font-size: 12px; }
  .topic-list { gap: 7px; }
  .topic-button { font-size: 12px; min-height: 36px; padding: 7px 9px; gap: 5px; }
  .topic-button .topic-count { font-size: 12px; }
  .search-field input.ts-input { height: 54px; padding: 13px 41px 13px 43px; font-size: 16px; }
  .search-field > .icon { top: 18px; left: 14px; width: 18px; height: 18px; }
  .search-shortcut { display: none; }
  .clear-search { right: 4px; top: 8px; }
  .filter-bar { flex-wrap: wrap; gap: 12px 10px; padding: 14px 0 17px; }
  .filter-group { flex: 1 1 calc(50% - 10px); }
  .filter-group label { font-size: 12px; margin-bottom: 5px; }
  .filter-group .ts-select { font-size: 16px; padding-left: 7px; padding-right: 18px; min-height: 44px; }
  .curated-toggle { flex: 1 1 calc(50% - 10px); font-size: 14px; min-height: 44px; padding: 9px; }
  .results-toolbar { padding-block: 16px; gap: 12px; flex-wrap: wrap; }
  .result-title { gap: 8px; flex-wrap: wrap; row-gap: 2px; }
  .result-title h2 { font-size: 17px; }
  .result-count { font-size: 12px; }
  .result-actions { gap: 7px; }
  .sort-select { font-size: 16px; max-width: 140px; }
  .view-toggle .icon-button { width: 29px; height: 30px; }
  .source-grid { grid-template-columns: 1fr; gap: 14px; }
  .source-card { padding: 20px; gap: 20px; }
  .source-card h3 { font-size: 23px; }
  .card-top { margin-bottom: 13px; }
  .source-type { font-size: 12px; }
  .original-title { font-size: 14px; }
  .card-publisher { font-size: 14px; }
  .meta-tag { font-size: 12px; }
  .card-actions { margin: 0; padding: 13px 0 0; gap: 8px 18px; }
  .card-actions .text-button, .official-link, .resource-link, .history-link { font-size: 14px; min-height: 36px; }
  .list-view .source-card { display: flex; padding: 20px; }
  .list-view .source-card h3 { font-size: 20px; }
  .list-view .card-access-block, .list-view .card-history-block { border-top: 1px solid var(--line); padding-top: 16px; }
  .list-view .card-actions { flex-direction: row; flex-wrap: wrap; margin: 0; gap: 8px 18px; padding: 13px 0 0; }
  .list-view .card-actions .resource-link { border: 0; padding: 0; }
  .pagination { gap: 4px; padding-block: 24px; flex-wrap: wrap; }
  .page-button { min-width: 31px; height: 34px; }
  .pagination-info { display: block; width: 100%; text-align: center; margin: 10px 0 0; }
  .directory-foot { flex-direction: column; gap: 12px; }
  .directory-foot p { font-size: 12px; }
  .export-button { font-size: 12px; }
  .inline-feedback { text-align: left; }
  .section-heading { flex-direction: column; align-items: flex-start; gap: 13px; margin-bottom: 22px; }
  .section-heading h2 { font-size: 23px; line-height: 1.6; }
  .section-heading .eyebrow { font-size: 12px; }
  .section-heading > p { font-size: 13px; }
  .section-heading > p br { display: none; }
  .research-section { padding-block: 29px 34px; }
  .path-grid { grid-template-columns: 1fr; gap: 14px; }
  .path-card { padding: 24px; }
  .path-number { margin-bottom: 14px; }
  .path-card h3 { font-size: 21px; }
  .path-chain { font-size: 12px; gap: 8px; }
  .path-card .text-button { font-size: 14px; }
  .guide-section { grid-template-columns: 1fr; padding-block: 32px 40px; gap: 26px; }
  .guide-intro h2 { font-size: 24px; }
  .guide-intro > p:not(.eyebrow) { font-size: 14px; }
  .guide-note { margin-top: 17px; }
  .guide-item summary { gap: 14px; }
  .guide-item summary h3 { font-size: 15px; }
  .guide-answer { padding-left: 28px; padding-right: 10px; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 24px; padding-block: 26px; }
  .footer-meta { align-items: flex-start; }
  .source-dialog { width: calc(100% - 24px); max-height: calc(100dvh - 32px); }
  .detail-top { padding: 8px 12px 8px 22px; }
  .detail-body { padding: 23px 22px; }
  .detail-body h2 { font-size: 25px; }
  .detail-original { font-size: 14px; }
  .detail-summary { font-size: 15px; }
  .detail-access { padding: 16px; }
  .detail-entry-links { gap: 8px 18px; }
  .detail-history h3 span { width: 100%; margin-left: 26px; }
  .detail-meta { gap: 16px; }
  .detail-meta dd { font-size: 13px; }
  .detail-caveat { padding: 17px; }
  .detail-buttons .ts-button { font-size: 13px; padding: 9px 11px; }
  .detail-buttons .detail-save { margin-left: 0; }
  [id] { scroll-margin-top: 125px; }
}
@media print {
  .site-header, .topic-rail, .search-panel, .access-heading, .access-tabs, .result-actions, .card-save, .pagination, .directory-foot, .research-section, .guide-section, .source-dialog, .active-filters, .inline-feedback { display: none !important; }
  .shell { width: 100%; }
  .hero { padding-block: 20px; }
  .directory { display: block; }
  .source-grid { grid-template-columns: repeat(2, 1fr); }
  .source-card { break-inside: avoid; }
}