:root {
  color-scheme: dark;
  --bg: #0f1114;
  --surface: #14171c;
  --surface-2: #14213d;
  --text: #ffffff;
  --muted: #d8e8f0;
  --blue: #508fe0;
  --amber: #c49a49;
  --border: #29435b;
  --danger: #ffb4ab;
  --max: 72rem;
}
* { box-sizing: border-box; }
html { background: var(--bg); }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}
a { color: #9fc5ff; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--amber); outline-offset: 4px; }
.skip-link { position: absolute; left: -9999px; top: 0; }
.skip-link:focus { left: 1rem; top: 1rem; z-index: 10; background: var(--amber); color: #111; padding: .75rem 1rem; }
header, main, footer { width: min(var(--max), calc(100% - 2rem)); margin-inline: auto; }
header { padding: 1.25rem 0; border-bottom: 1px solid var(--border); }
nav { display: flex; gap: 1rem; flex-wrap: wrap; align-items: center; }
nav .brand { font-weight: 800; letter-spacing: .08em; margin-right: auto; color: var(--text); text-decoration: none; }
main { padding: 3rem 0 4rem; }
.eyebrow { color: var(--amber); font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
h1 { font-size: clamp(2.4rem, 8vw, 5.5rem); line-height: .98; max-width: 13ch; margin: .4rem 0 1.25rem; }
h2 { line-height: 1.15; }
.lead { color: var(--muted); max-width: 66ch; font-size: 1.15rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); gap: 1rem; margin-top: 2rem; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 1rem; padding: 1.25rem; }
.card .state, .state { display: inline-block; border: 1px solid var(--amber); color: #ffd88a; border-radius: 999px; padding: .2rem .65rem; font-size: .8rem; font-weight: 800; }
.card h2 { margin-bottom: .4rem; }
.card p { color: var(--muted); }
.meta { display: grid; gap: .75rem; grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); margin: 2rem 0; }
.meta div { background: var(--surface); border-left: .25rem solid var(--blue); padding: 1rem; }
.warning { background: #2b2020; border: 1px solid #6d3f3f; color: var(--danger); padding: 1rem; border-radius: .75rem; }
footer { border-top: 1px solid var(--border); padding: 1.5rem 0 2.5rem; color: var(--muted); }
.small { font-size: .9rem; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; } }

.wrap{max-width:1180px;margin:0 auto;padding:0 22px}.eyebrow{font-size:.78rem;text-transform:uppercase;letter-spacing:.13em;font-weight:700}
.hero-grid,.case-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:32px;align-items:start}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:24px 0}
.stat,.panel,.case-card,.change-card{border:1px solid #d8d8d8;border-radius:12px;padding:18px;background:#fff}.stat strong{font-size:1.35rem;display:block}
.library-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.case-card h2,.case-card h3{margin:.4rem 0}.badges{display:flex;gap:8px;flex-wrap:wrap;margin:.55rem 0}
.badge{font-size:.76rem;border:1px solid #bbb;border-radius:999px;padding:3px 8px}.case-meta,.small{font-size:.88rem;color:#555}.section{margin:46px 0}
.kicker{font-size:1.1rem;max-width:760px}.navlinks{display:flex;gap:18px;flex-wrap:wrap}.evidence-chain{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:18px 0}
.evidence-chain div{border:1px solid #ccc;border-radius:10px;padding:14px;text-align:center}.case-list{padding-left:1.2rem}.case-list li{margin:.45rem 0}.callout{border-left:4px solid currentColor;padding:12px 16px;background:#f7f7f7}
.change-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}@media(max-width:800px){.hero-grid,.case-layout{grid-template-columns:1fr}.stat-grid{grid-template-columns:repeat(2,1fr)}.library-grid,.change-grid{grid-template-columns:1fr}.evidence-chain{grid-template-columns:repeat(2,1fr)}}

.foundation-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.foundation-card{border:1px solid #d8d8d8;border-radius:12px;padding:18px;background:#fff}@media(max-width:800px){.foundation-grid{grid-template-columns:1fr}}

.metric-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:18px 0}.metric-chip{border:1px solid #d2d2d2;border-radius:10px;padding:12px;background:#fff}.metric-chip strong{display:block;font-size:1.1rem}.evidence-table{width:100%;border-collapse:collapse;margin:14px 0;font-size:.92rem}.evidence-table th,.evidence-table td{border-bottom:1px solid #ddd;padding:9px 8px;text-align:left;vertical-align:top}.evidence-table th{font-weight:700}details.evidence-block{border:1px solid #d8d8d8;border-radius:12px;padding:14px 16px;margin:12px 0;background:#fff}details.evidence-block summary{cursor:pointer;font-weight:700}.prov{font-size:.82rem;color:#555}@media(max-width:800px){.metric-strip{grid-template-columns:repeat(2,1fr)}.evidence-table{font-size:.84rem}}

/* v1.3.1 contrast remediation after rendered Chromium QA.
   Light surfaces must not inherit the dark-shell white text/link palette. */
.stat,.panel,.case-card,.change-card,.foundation-card,.metric-chip,details.evidence-block,.callout{
  color:#111;
}
.stat a,.panel a,.case-card a,.change-card a,.foundation-card a,.metric-chip a,details.evidence-block a,.callout a{
  color:#003a8c;
}
.case-meta{color:#555;}
.prov{color:var(--muted);}
.small{font-size:.88rem;color:var(--muted);}
.stat .small,.panel .small,.case-card .small,.change-card .small,.foundation-card .small,.metric-chip .small,details.evidence-block .small,.callout .small{
  color:#555;
}
.evidence-table th,.evidence-table td{color:#111;}

/* v1.3.2 rendered-QA remediation */
.evidence-table th,.evidence-table td{color:inherit;}
.stat .eyebrow,.panel .eyebrow,.case-card .eyebrow,.change-card .eyebrow,.foundation-card .eyebrow,
.metric-chip .eyebrow,details.evidence-block .eyebrow,.callout .eyebrow{color:#6b4d00;}

/* v1.4 evidence explorer */
.filterbar{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 26px}
.filterbtn{border:1px solid #999;border-radius:999px;background:#fff;color:#111;padding:8px 12px;font:inherit;cursor:pointer}
.filterbtn[aria-pressed="true"]{background:#111;color:#fff}
.explore-card[hidden]{display:none}
.route-key{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.78rem;color:#666}
.translation-note{border-left:4px solid #8a6500;background:#fff8df;color:#111;padding:12px 16px}
.original-en{font-size:.88rem;color:#555}

/* v1.4.1 rendered QA remediation */
.route-key{
  color:var(--muted);
  overflow-wrap:anywhere;
  word-break:break-word;
}
.case-card .route-key{color:#555;}
.original-en{color:var(--muted);}
details.evidence-block .original-en{color:#555;}
.evidence-table{max-width:100%;}

/* v1.4.2 mobile table containment */
@media(max-width:800px){
  .evidence-table{
    width:100%;
    max-width:100%;
    table-layout:fixed;
  }
  .evidence-table th,
  .evidence-table td{
    overflow-wrap:anywhere;
    word-break:break-word;
  }
}

/* v1.4.3 long technical-token containment */
.callout,.translation-note,.small,.prov{
  overflow-wrap:anywhere;
  word-break:break-word;
}

/* v1.4.4 mobile evidence-table usability.
   Preserve readable columns and scroll the table container, not the document. */
div[style*="overflow-x:auto"]{
  max-width:100%;
  overflow-x:auto !important;
  -webkit-overflow-scrolling:touch;
}
@media(max-width:800px){
  .evidence-table{
    table-layout:auto;
    width:max-content;
    min-width:680px;
    max-width:none;
  }
  .evidence-table th,
  .evidence-table td{
    overflow-wrap:normal;
    word-break:normal;
  }
}

/* v1.5 cross-CASE claim/source trace explorer */
.trace-list{display:grid;gap:12px}
.trace-card{border:1px solid #d8d8d8;border-radius:12px;padding:16px;background:#fff;color:#111}
.trace-card a{color:#003a8c}
.trace-card .small,.trace-card .original-en{color:#555}
.trace-ref{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.78rem;overflow-wrap:anywhere;color:#555}
.trace-state{display:inline-block;border:1px solid #aaa;border-radius:999px;padding:2px 7px;font-size:.72rem}
.object-count{font-variant-numeric:tabular-nums}

/* v1.5.1 mobile trace-state containment */
.trace-state{
  max-width:100%;
  white-space:normal;
  overflow-wrap:anywhere;
  word-break:break-word;
}
@media(max-width:800px){
  .trace-state{display:inline-block;}
}

/* v1.6 state-of-knowledge and gap map */
.state-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:14px}
.state-card,.gap-card{background:#fff;color:#111;border:1px solid #d8d8d8;border-radius:14px;padding:18px}
.state-card a,.gap-card a{color:#003a8c}
.state-card .small,.gap-card .small{color:#555}
.state-row{display:flex;justify-content:space-between;gap:14px;border-top:1px solid #e8e8e8;padding:8px 0}
.state-row:first-of-type{border-top:0}
.state-value{font-weight:700;text-align:right}
.status-cluster{display:flex;flex-wrap:wrap;gap:6px;margin:.5rem 0}
.status-token{display:inline-block;border:1px solid #aaa;border-radius:999px;padding:3px 8px;font-size:.76rem}
.gap-key{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.78rem;color:#555;overflow-wrap:anywhere}
.principle-box{border:2px solid #111;border-radius:14px;padding:18px;background:#fff;color:#111}
@media(max-width:800px){
  .state-row{align-items:flex-start}
}

/* v1.6.1 rendered-QA contrast remediation for white state/gap cards */
.state-card .eyebrow,
.gap-card .eyebrow{
  color:#6b4d00;
}
.gap-card .original-en{
  color:#555;
}

/* v1.6.5 official CP1 brand integration */
.cp1-brand-lockup{display:flex;align-items:center;gap:12px;margin:.25rem 0 1rem}
.cp1-brand-lockup img{display:block;width:132px;max-width:38vw;height:auto}
.cp1-brand-descriptor{font-size:.78rem;letter-spacing:.18em;font-weight:700;text-transform:uppercase}
.cp1-brand-tagline{font-size:.74rem;opacity:.78;margin-left:auto;white-space:nowrap}
@media(max-width:720px){
 .cp1-brand-lockup{gap:9px;flex-wrap:wrap}
 .cp1-brand-lockup img{width:108px;max-width:46vw}
 .cp1-brand-tagline{width:100%;margin-left:0}
}

/* v1.6.6.1 focused mobile remediation.
   Preserve governed status tokens verbatim while containing them in the badge. */
@media(max-width:800px){
  .badge{
    max-width:100%;
    white-space:normal;
    overflow-wrap:anywhere;
    word-break:break-word;
  }
}