/* ============================================================
   PROJECT 2126 — PHASE 2 PRESENTATION LAYER  (site/css/2126.css)
   Living-record surfaces. Token-driven, WCAG 2.2 AA, static-first.
   Canonical five hues ONLY; extended = tints/tones of these hues.
   2126 living record — honesty: dashed = hypothesis, solid = evidence.
   ============================================================ */
:root{
  /* 2126 uses its own static k-nav + sticky k-rail (NOT the legacy fixed .nav),
     so there is no fixed 68px nav to offset under the global command bar.
     Zeroing --nav-height removes the 68px dead gap on /2126 surfaces
     (body.rr-cb-active padding then = 0 + cb-h). */
  --nav-height: 0px;
  /* Canonical palette (tokens — the single place hex values live) */
  --navy:#0B1F33;
  --navy-light:#122A42;
  --navy-lighter:#1A3854;
  --ivory:#F7F3EA;
  --ivory-dark:#EBE6DA;
  --gold:#C6A15B;
  --gold-light:#D4B572;
  --gold-ivory:#8B6914;   /* gold text ON ivory (AA) */
  --teal:#2F6B62;
  --teal-light:#3D8278;
  --charcoal:#202A33;
  --charcoal-soft:#2A343D;
  --muted:#9CA3AF;        /* 6.57:1 on navy */
  --ink-muted-ivory:#4B5563; /* muted ink ON ivory (AA 6.82:1) — use for muted text on ivory/white */
  --white:#FFFFFF;

  /* Extended surface tints (tints of canonical hues only) */
  --t-gold:rgba(198,161,91,.16);
  --t-teal:rgba(47,107,98,.26);
  --t-navy:rgba(26,56,84,.5);
  --t-sand:rgba(215,205,180,.22);

  /* Elevation (capped) */
  --elev-1:0 1px 2px rgba(11,31,51,.08);
  --elev-2:0 4px 14px rgba(11,31,51,.12);
  --elev-3:0 10px 28px rgba(11,31,51,.18);

  /* Type */
  --font:'Inter', -apple-system, 'Segoe UI', sans-serif;
  --mono:'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
  --fs-display:clamp(2rem, 4vw, 3.25rem);
  --fs-h1:clamp(1.6rem,3vw,2.4rem);
  --fs-h2:clamp(1.3rem,2.2vw,1.8rem);
  --fs-h3:1.15rem;
  --fs-body:1.02rem;
  --fs-lead:1.13rem;
  --fs-sm:.88rem;
  --fs-caption:.78rem;
  --fs-data:1rem;

  /* Shape */
  --r-card:8px;
  --r-chip:4px;
  --r-hero:12px;
  --r-none:0;
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  color:var(--charcoal);
  background:var(--ivory);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto}
a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:3px}

/* tabular numerals everywhere data/dates appear */
.num{font-family:var(--mono);font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ============================ CHROME ============================ */
.k-nav{
  background:var(--navy);color:var(--ivory);
  border-bottom:1px solid rgba(198,161,91,.35);
}
.k-nav-inner{max-width:1200px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.k-brand{color:var(--ivory);font-weight:600;font-size:1.05rem}
.k-brand span{color:var(--gold)}
.k-classic{color:var(--muted);font-size:var(--fs-sm)}
.k-classic a{color:var(--gold-light)}

.k-rail{
  background:var(--navy-light);
  border-bottom:1px solid rgba(198,161,91,.3);
  position:-webkit-sticky;position:sticky;top:0;z-index:50;
}
.k-rail-inner{max-width:1200px;margin:0 auto;padding:6px 16px;display:flex;gap:4px;overflow-x:auto;flex-wrap:wrap}
.k-rail a{
  display:inline-flex;align-items:center;gap:7px;
  min-height:44px;padding:0 14px;
  color:var(--muted);font-size:var(--fs-sm);font-weight:500;
  border-bottom:3px solid transparent;
}
.k-rail a .g{color:var(--gold)}
.k-rail a[aria-current="page"],.k-rail a.current{
  color:var(--ivory);border-bottom-color:var(--gold);
}
.k-rail a:hover{color:var(--ivory);text-decoration:none}

.k-shell{max-width:1200px;margin:0 auto;padding:0 24px}
.prose{max-width:780px}
.layout{display:grid;grid-template-columns:1fr;gap:var(--sp-6)}

/* Section alternation: layered navy -> ivory -> teal-tint */
.sec-navy{background:var(--navy);color:var(--ivory)}
.sec-navy-light{background:var(--navy-light);color:var(--ivory)}
.sec-ivory{background:var(--ivory);color:var(--charcoal)}
.sec-teal{background:var(--teal);color:var(--ivory)}
.sec-sand{background:var(--t-sand);color:var(--charcoal)}
.sec{padding:var(--sp-6) 0}
.sec-pad{padding:var(--sp-7) 0}
.lead{font-size:var(--fs-lead);color:inherit;opacity:.95}
.sec-teal .lead, .sec-navy .lead, .sec-navy-light .lead{color:var(--ivory)}
.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:var(--fs-caption);font-weight:600;color:var(--gold-ivory);margin-bottom:var(--sp-2)}
.sec-navy .eyebrow,.sec-navy-light .eyebrow{color:var(--gold)}
.sec-teal .eyebrow{color:var(--ivory)}
h1.display{font-size:var(--fs-display);line-height:1.12;margin:var(--sp-2) 0 var(--sp-3)}
h2{font-size:var(--fs-h2);line-height:1.2;margin-bottom:var(--sp-3)}
h3{font-size:var(--fs-h3);margin-bottom:var(--sp-2)}
.sec-navy h1,.sec-navy h2,.sec-navy h3{color:var(--ivory)}
.sec-navy-light h1,.sec-navy-light h2,.sec-navy-light h3{color:var(--ivory)}
.sec-teal h1,.sec-teal h2,.sec-teal h3{color:var(--ivory)}
.sec-ivory h2,.sec-ivory h3{color:var(--navy)}

.k-footer{background:var(--navy);color:var(--ivory);margin-top:0}
.k-footer-inner{max-width:1200px;margin:0 auto;padding:var(--sp-6) 24px;display:grid;gap:var(--sp-4)}
.k-footer .f-name{color:var(--ivory);font-weight:600}
.k-footer .f-title{color:var(--gold-light);font-size:var(--fs-sm)}
.k-footer .f-loc{color:var(--muted);font-size:var(--fs-sm)}
.k-footer .fk-links{display:flex;flex-wrap:wrap;gap:var(--sp-4);list-style:none;margin-top:var(--sp-3)}
.k-footer .fk-links a{color:var(--gold-light)}
.k-footer .f-copy{color:var(--muted);font-size:var(--fs-caption);margin-top:var(--sp-3);border-top:1px solid rgba(198,161,91,.25);padding-top:var(--sp-3)}

/* ============================ CARDS ============================ */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--sp-4)}
.card{
  background:var(--white);border:1px solid rgba(11,31,51,.12);
  border-radius:var(--r-card);padding:var(--sp-5);
  box-shadow:var(--elev-1);transition:box-shadow .18s ease,transform .18s ease;
  color:var(--charcoal);
}
.sec-navy .card,.sec-navy-light .card{background:rgba(247,243,234,.05);border-color:rgba(198,161,91,.3);color:var(--ivory)}
.card:hover{box-shadow:var(--elev-3);transform:translateY(-2px)}
.card h3{color:var(--navy);font-size:1.1rem}
.sec-navy .card h3,.sec-navy-light .card h3{color:var(--gold-light)}
.card p{font-size:var(--fs-sm);color:inherit;opacity:.92}
.card .card-cta{margin-top:var(--sp-3);display:inline-block;color:var(--teal);font-weight:600;font-size:var(--fs-sm)}
.sec-navy .card .card-cta{color:var(--gold)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;padding:0 20px;border-radius:var(--r-chip);
  font-weight:600;font-size:var(--fs-sm);border:none;cursor:pointer;
}
.btn-gold{background:var(--gold);color:var(--navy)}
.btn-gold:hover{background:var(--gold-light);text-decoration:none}
.btn-outline{background:transparent;color:var(--gold-light);border:1.5px solid var(--gold)}
.btn-outline:hover{background:var(--t-gold);text-decoration:none}
.sec-ivory .btn-outline{color:var(--teal);border-color:var(--teal)}
.sec-ivory .btn-outline:hover{background:var(--t-teal)}
.btn-teal{background:var(--teal);color:var(--ivory)}
.btn-teal:hover{background:var(--teal-light);text-decoration:none}

/* ===================== PROVENANCE & CONFIDENCE ===================== */
.conf{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:var(--fs-caption);padding:3px 9px;border-radius:var(--r-chip);font-weight:500;white-space:nowrap}
.conf-verified{background:var(--t-gold);color:var(--gold-ivory);border:1px solid rgba(198,161,91,.5)}
.sec-navy .conf-verified{background:rgba(198,161,91,.16);color:var(--gold-light)}
.conf-corroborated{background:var(--t-teal);color:var(--teal);border:1px solid rgba(47,107,98,.45)}
.sec-navy .conf-corroborated{background:rgba(47,107,98,.3);color:var(--gold-light)}
.conf-supp{background:var(--t-sand);color:var(--gold-ivory);border:1px solid rgba(215,205,180,.6)}
.conf-pending{background:rgba(32,42,51,.06);color:var(--charcoal-soft);border:1px dashed rgba(32,42,51,.4);font-style:italic}
.sec-navy .conf-pending{background:rgba(156,163,175,.12);color:var(--muted);border-color:var(--muted)}

/* source-tier badge: NEVER colour-only — always has text label + glyph */
.tier{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:var(--fs-caption);padding:3px 9px;border-radius:var(--r-chip);font-weight:600;}
.tier-owner{background:var(--navy);color:var(--gold-light);border:1px solid rgba(198,161,91,.5)}
.tier-site{background:var(--teal);color:var(--ivory)}
.tier-media{background:rgba(215,205,180,.35);color:var(--charcoal-soft);border:1px solid rgba(32,42,51,.3)}

/* provenance mode label — literal discriminator (fact/claim/summary/…)
   never misrepresent an AI summary as authored words */
.pmode{font-family:var(--mono);font-size:var(--fs-caption);text-transform:uppercase;letter-spacing:.08em;color:var(--ink-muted-ivory)}
.sec-navy .pmode{color:var(--muted)}
.pmode-fact{color:var(--gold-ivory)}.sec-navy .pmode-fact{color:var(--gold-light)}
.pmode-claim{color:var(--teal)}
.pmode-summary{color:var(--gold-ivory);font-style:italic}
.pmode-narrative{color:var(--charcoal-soft)}

/* evidence / source line (mono caption attached to the fact it sources) */
.fact-src{font-family:var(--mono);font-size:var(--fs-caption);color:var(--ink-muted-ivory);margin-top:var(--sp-2);display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.sec-navy .fact-src,.sec-navy-light .fact-src{color:var(--muted)}
.fact-src a{color:inherit;text-decoration:underline}

/* Evidence / Proof card */
.evcard{border-left:3px solid var(--gold);background:var(--white);border-radius:var(--r-card);padding:var(--sp-4);box-shadow:var(--elev-1);color:var(--charcoal)}
.sec-navy .evcard{background:rgba(247,243,234,.05);color:var(--ivory);border-color:var(--gold)}
.evcard.forecast{border-left-style:dashed;position:relative}
.evcard .ev-title{font-weight:600;color:var(--navy)}
.sec-navy .evcard .ev-title{color:var(--gold-light)}

/* ===================== MODE SWITCHER (tablist) ===================== */
.mswitch{display:flex;flex-wrap:wrap;gap:var(--sp-2);margin:var(--sp-4) 0}
.mswitch button{
  min-height:44px;padding:0 16px;border-radius:var(--r-chip);
  background:transparent;border:1px solid rgba(198,161,91,.4);color:var(--gold-light);
  font-family:var(--font);font-weight:600;font-size:var(--fs-sm);cursor:pointer;
  display:inline-flex;align-items:center;gap:8px;
}
.mswitch button .g{color:var(--gold)}
.mswitch button[aria-selected="true"],.mswitch button.picked{
  background:var(--gold);color:var(--navy);border-color:var(--gold);
}
.mswitch button[aria-selected="true"] .g,.mswitch button.picked .g{color:var(--navy)}
.mswitch button:hover{background:var(--t-gold)}

/* audience entry cards reuse contact-route-card grammar */
.aud{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:var(--sp-4)}
.aud .a-card{background:rgba(247,243,234,.06);border:1px solid rgba(198,161,91,.32);border-radius:var(--r-card);padding:var(--sp-4);min-height:44px}
.aud .a-card h3{color:var(--gold-light);font-size:1.02rem}
.aud .a-card p{color:var(--ivory);font-size:var(--fs-sm);opacity:.9}
.aud .a-card a{color:var(--gold-light);font-weight:600;font-size:var(--fs-sm);display:inline-block;margin-top:var(--sp-2)}

/* per-audience panes driven by the answer map */
.pane{display:none}
.pane.on{display:block}

/* ===================== TIMELINE ===================== */
.tl{position:relative;max-width:1200px}
.tl::before{content:"";position:absolute;left:19px;top:0;bottom:0;width:2px;background:var(--gold);opacity:.5}
.tl-item{position:relative;padding-left:60px;padding-bottom:var(--sp-5)}
.tl-item::before{content:"";position:absolute;left:11px;top:4px;width:18px;height:18px;transform:rotate(45deg);background:var(--navy);border:2px solid var(--gold);border-radius:3px}
.tl-item.historical::before{background:var(--t-sand);border-color:var(--muted)}
.tl-item.current::before{background:var(--gold)}
.tl-year{font-family:var(--mono);font-variant-numeric:tabular-nums;font-weight:600;color:var(--gold-ivory);font-size:var(--fs-sm)}
.tl-kind{font-family:var(--mono);font-size:var(--fs-caption);text-transform:uppercase;letter-spacing:.08em;color:var(--ink-muted-ivory)}
.tl-body{background:var(--white);border:1px solid rgba(11,31,51,.12);border-radius:var(--r-card);padding:var(--sp-4);box-shadow:var(--elev-1);margin-top:var(--sp-2)}
.tl-body h3{color:var(--navy);font-size:1.05rem}
.tl-body p{font-size:var(--fs-sm)}

/* ===================== GLOBAL MAP ===================== */
.map-wrap{position:relative;background:var(--navy);border-radius:var(--r-hero);padding:var(--sp-4);overflow:hidden;box-shadow:var(--elev-2)}
.map-wrap svg{width:100%;height:auto;display:block}
.map-legend{display:flex;flex-wrap:wrap;gap:var(--sp-3);margin-top:var(--sp-3);font-size:var(--fs-caption);color:var(--muted)}
.pin{fill:var(--gold);stroke:var(--ivory);stroke-width:1.5}
.pin-home{fill:var(--teal);stroke:var(--gold);stroke-width:1.5}
.pin-pulse{animation:pinpulse 2.4s ease-out infinite;transform-origin:center}

/* ===================== STATS / IMPACT ===================== */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--sp-5)}
.stat .big{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:clamp(1.9rem,4vw,2.8rem);font-weight:500;color:var(--gold);line-height:1}
.sec-ivory .stat .big{color:var(--gold-ivory)}
.sec-teal .stat .big{color:var(--ivory)}
.stat .lbl{font-size:var(--fs-sm);margin-top:var(--sp-2);color:inherit;opacity:.92}
.stat .ctxt{font-size:var(--fs-caption);color:var(--ink-muted-ivory)}
.sec-ivory .stat .ctxt{color:var(--charcoal-soft)}

/* forecast = hypothesis (dashed gold + diamond + PROJECTED label) */
.forecast{position:relative;border:1.5px dashed var(--gold);background:rgba(198,161,91,.07);border-radius:var(--r-card);padding:var(--sp-4)}
.forecast::before{content:"◆";color:var(--gold-ivory);font-size:1rem;position:absolute;top:12px;right:14px}
.sec-navy .forecast::before,.sec-navy-light .forecast::before{color:var(--gold)}
.forecast .pbadge{display:inline-block;font-family:var(--mono);font-size:var(--fs-caption);letter-spacing:.1em;color:var(--gold-ivory);border:1px dashed var(--gold-ivory);padding:2px 8px;border-radius:var(--r-chip);margin-bottom:var(--sp-3)}
.sec-navy .forecast .pbadge{color:var(--gold-light);border-color:var(--gold)}
.assump{font-size:var(--fs-sm);background:rgba(11,31,51,.04);border-left:2px solid var(--teal);padding:var(--sp-3);border-radius:0 var(--r-chip) var(--r-chip) 0;margin-top:var(--sp-3)}
.sec-navy .assump{background:rgba(247,243,234,.05)}

/* ===================== METER / GAUGE ===================== */
.gauge{display:flex;align-items:center;gap:var(--sp-3)}
.gauge .bar{flex:1;height:24px;background:rgba(11,31,51,.1);border-radius:var(--r-chip);position:relative;overflow:hidden}
.gauge .bar i{position:absolute;inset:0 auto 0 0;background:var(--teal);border-radius:var(--r-chip)}
.gauge .bar i.hyp{background:repeating-linear-gradient(45deg,var(--teal) 0 8px,transparent 8px 16px)}
.gauge .bar-label{font-family:var(--mono);font-size:var(--fs-caption);color:var(--ink-muted-ivory);white-space:nowrap}

/* ===================== ASK-RANDY (Phase 3 placeholder) ===================== */
.askpanel{background:var(--navy);border:1px solid rgba(198,161,91,.4);border-radius:var(--r-hero);padding:var(--sp-5);color:var(--ivory);box-shadow:var(--elev-2)}
.askpanel h2{color:var(--ivory)}
.askpanel .probe{background:rgba(247,243,234,.06);border:1px solid rgba(198,161,91,.3);border-radius:var(--r-card);padding:var(--sp-4);margin-top:var(--sp-3)}
.askpanel .probe .q{color:var(--gold-light);font-weight:600}
.askpanel .probe .a{font-size:var(--fs-sm);color:var(--ivory);opacity:.94;margin-top:var(--sp-2)}
.askpanel .soon{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:var(--fs-caption);color:var(--muted);margin-top:var(--sp-4)}

/* ===================== DATA-VIZ fallback tables ===================== */
table.data{width:100%;border-collapse:collapse;font-size:var(--fs-sm);background:rgba(255,255,255,.04);border-radius:var(--r-card)}
table.data th,table.data td{text-align:left;padding:10px 12px;border-bottom:1px solid rgba(198,161,91,.25);vertical-align:top}
table.data th{color:var(--gold-light);font-family:var(--mono);font-size:var(--fs-caption);text-transform:uppercase;letter-spacing:.06em}
table.data td{color:var(--ivory)}
table.data tr:last-child td{border-bottom:none}

/* ===================== a11y & motion ===================== */
.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}
@media (prefers-reduced-motion: reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .pin-pulse{animation:none!important}
}
@media (max-width:640px){
  .tl-item{padding-left:48px}
}

/* ============ Phase C — dynamic global map (geography + chronology) ========== */
.map-svg .pin{fill:var(--gold);stroke:var(--ivory);stroke-width:1.2;cursor:pointer}
.map-svg .pin-home{fill:var(--teal);stroke:var(--gold);stroke-width:1.6}
.map-svg .pin-forecast{fill:none;stroke:var(--gold);stroke-width:2;stroke-dasharray:4 3}
.map-svg .pin-ring{fill:none;stroke:var(--gold);stroke-width:1.5;stroke-dasharray:4 3;opacity:.85}
.map-svg .pin-diamond{fill:var(--gold);font-size:13px;font-family:var(--mono)}
.map-svg .map-pin-label{fill:#E8DFC9;font-size:12px;font-family:Inter,sans-serif;paint-order:stroke;stroke:#0B1F33;stroke-width:3px}
.map-svg [data-map-marker]:focus-visible{outline:2px solid var(--gold);outline-offset:4px;border-radius:6px}
.map-filters{margin-top:var(--sp-3)}
.map-filters .map-filter{padding:8px 12px;min-height:44px}
li[data-map-marker][hidden],.map-svg [data-map-marker][hidden]{display:none}
.map-legend .legend-solid{color:var(--gold)}
.map-legend .legend-dashed{color:var(--gold);border-bottom:1px dashed var(--gold)}
/* ============ Phase C — evidence objects / pathways ========== */
.ev-node{margin-top:10px;font-family:var(--mono);font-size:var(--fs-caption);color:var(--ink-muted-ivory)}
.sec-navy .ev-node,.sec-navy-light .ev-node,.sec-navy .ev-node a,.sec-navy-light .ev-node a{color:var(--gold-light)}
.ev-node .ev-id{color:var(--gold-ivory);opacity:.85}
.sec-navy .ev-node .ev-id{color:var(--gold)}
.ev-chip{display:inline-flex;font-family:var(--mono);font-size:var(--fs-caption);padding:2px 8px;border:1px solid rgba(198,161,91,.5);border-radius:var(--r-chip);color:var(--gold-ivory);background:rgba(198,161,91,.12)}
.sec-ivory .ev-chip{color:var(--gold-ivory);border-color:rgba(198,161,91,.6)}
.ev-chip a{color:inherit;text-decoration:none}
.ev-chip a:hover{text-decoration:underline}
.stat .ev-chip{opacity:1;font-weight:400;margin-top:6px}
@media (prefers-reduced-motion: reduce){
  .map-svg .pin,.map-svg .pin-ring{transition:none!important}
}

/* P8: WCAG 1.4.1 — links in the classic no-JS chrome must not be distinguished by colour alone */
.k-classic a, .k-classic a:link { text-decoration: underline; text-underline-offset: 2px; }