/* ═══════════════════════════════════════════
   PATRAM-BENCH — Design System
   पत्र / Living Manuscript
═══════════════════════════════════════════ */

/* ── Tokens ── */
:root {
  --ink:       #0E1230;
  --panel:     #171B3D;
  --panel-2:   #1E2350;
  --parchment: #F3E9D2;
  --saffron:   #F5A623;
  --gold:      #FFC24B;
  --teal:      #2FB6A8;
  --rose:      #E8557A;
  --text:      #EDEFFA;
  --muted:     #A8AED4;
  --line:      rgba(168,174,212,.16);
  --radius:    14px;
  --radius-sm: 8px;
  --shadow:    0 8px 32px rgba(0,0,0,.45);
  --shadow-sm: 0 2px 12px rgba(0,0,0,.3);
  --grad-head: linear-gradient(90deg,var(--saffron),var(--rose),var(--teal));

  /* Task-family hues — reasoning families run warm, perception families run cool */
  --fam-docvqa:   var(--saffron);
  --fam-know:     var(--rose);
  --fam-ling:     #9F7AEA;
  --fam-structr:  var(--gold);
  --fam-textrec:  var(--teal);
  --fam-docseg:   #45A6E5;
  --fam-structe:  #6FC98A;
  --fam-docpars:  #8A93E8;
}

/* ── Reset ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{
  font-family:'Inter',system-ui,sans-serif;
  background:var(--ink);
  color:var(--text);
  line-height:1.7;
  min-height:100vh;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{cursor:pointer;font-family:inherit}
ul,ol{list-style:none}

/* ── Typography ── */
h1,h2,h3,h4,h5{
  font-family:'Fraunces',Georgia,serif;
  font-weight:700;
  line-height:1.2;
  color:var(--text);
}
code,pre,.mono{font-family:'Space Mono',monospace}

.grad-text{
  background:var(--grad-head);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
.muted{color:var(--muted)}
.saffron{color:var(--saffron)}
.teal{color:var(--teal)}
.rose{color:var(--rose)}

/* ── Layout helpers ── */
.container{width:100%;max-width:1100px;margin:0 auto;padding:0 1.5rem}
.container-sm{max-width:820px;margin:0 auto;padding:0 1.5rem}
.flex{display:flex}
.flex-center{display:flex;align-items:center;justify-content:center}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:2rem}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1.25rem}

/* ── Sticky Nav ── */
#nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(14,18,48,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  padding:.85rem 0;
  transition:background .3s;
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  max-width:1200px;margin:0 auto;padding:0 1.5rem;
}
.nav-wordmark{
  font-family:'Fraunces',serif;
  font-size:1.15rem;font-weight:700;
  display:flex;align-items:center;gap:.55rem;
  white-space:nowrap;
}
.nav-wordmark .devanagari{
  font-family:'Noto Serif Devanagari',serif;
  background:var(--grad-head);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.nav-links{display:flex;align-items:center;gap:.15rem;flex-wrap:wrap}
.nav-link{
  font-size:.82rem;font-weight:500;letter-spacing:.02em;
  padding:.4rem .75rem;border-radius:6px;
  color:var(--muted);transition:color .2s,background .2s;
}
.nav-link:hover,.nav-link.active{color:var(--text);background:rgba(245,166,35,.12)}
.nav-link.active{color:var(--saffron)}
.nav-actions{display:flex;gap:.5rem;align-items:center}
.nav-btn{
  font-size:.78rem;font-weight:600;
  padding:.38rem .9rem;border-radius:20px;
  border:1px solid var(--line);color:var(--muted);
  background:transparent;transition:all .2s;
}
.nav-btn:hover{border-color:var(--saffron);color:var(--saffron)}
.nav-btn.primary{background:var(--saffron);color:var(--ink);border-color:var(--saffron)}
.nav-btn.primary:hover{background:var(--gold);border-color:var(--gold)}

/* Hamburger */
.nav-burger{
  display:none;flex-direction:column;gap:5px;
  background:none;border:none;padding:.5rem;
}
.nav-burger span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:.3s}
.nav-mobile{
  display:none;flex-direction:column;gap:.25rem;
  padding:.75rem 1.5rem 1rem;border-top:1px solid var(--line);
  background:rgba(14,18,48,.95);
}
.nav-mobile .nav-link{padding:.6rem .9rem}
.nav-mobile.open{display:flex}

/* ── Hero ── */
#hero{
  min-height:100vh;
  display:flex;align-items:center;justify-content:center;
  padding:7rem 1.5rem 5rem;
  position:relative;overflow:hidden;
  background:radial-gradient(ellipse 80% 60% at 50% 0%,rgba(245,166,35,.08) 0%,transparent 60%),
             radial-gradient(ellipse 60% 40% at 80% 80%,rgba(47,182,168,.06) 0%,transparent 50%),
             var(--ink);
}

/* Ambient glyph shimmer behind title */
.hero-shimmer{
  position:absolute;inset:0;overflow:hidden;pointer-events:none;
  opacity:.07;
}
.hero-shimmer::before{
  content:'पत्र ꯄꯠꯔꯝ ᱯᱟᱴᱨᱟᱢ পত্র पत्र ꯄꯠꯔꯝ';
  position:absolute;top:10%;left:50%;transform:translateX(-50%);
  font-family:'Noto Serif Devanagari',serif;
  font-size:5rem;font-weight:700;
  color:var(--parchment);
  white-space:nowrap;letter-spacing:.5em;
  animation:shimmer-drift 18s linear infinite;
}
@keyframes shimmer-drift{
  0%{transform:translateX(-50%) translateY(0)}
  50%{transform:translateX(-52%) translateY(-8px)}
  100%{transform:translateX(-50%) translateY(0)}
}

.hero-inner{text-align:center;position:relative;z-index:1;max-width:900px;margin:0 auto}
.hero-venue{
  font-family:'Space Mono',monospace;
  font-size:.78rem;font-weight:400;letter-spacing:.18em;text-transform:uppercase;
  color:var(--saffron);margin-bottom:1.5rem;
  display:inline-flex;align-items:center;gap:.6rem;
}
.hero-venue::before,.hero-venue::after{content:'';display:block;width:28px;height:1px;background:var(--saffron);opacity:.5}

.hero-claim{
  display:inline-block;
  margin:0 auto 1.75rem;
  padding:.5rem 1.4rem;
  font-family:'Inter',sans-serif;
  font-size:.82rem;font-weight:600;letter-spacing:.04em;
  color:var(--text);
  background:linear-gradient(135deg,rgba(245,166,35,.12),rgba(47,182,168,.08));
  border:1px solid rgba(245,166,35,.35);
  border-radius:999px;
  box-shadow:0 0 18px rgba(245,166,35,.1);
  transition:box-shadow .3s;
}
.hero-claim:hover{box-shadow:0 0 28px rgba(245,166,35,.22)}
.hero-claim-star{color:var(--saffron);font-size:.75rem;vertical-align:middle;margin:0 .3rem;opacity:.8}

.hero-title{
  font-family:'Fraunces',serif;
  font-size:clamp(2rem,5vw,3.6rem);
  font-weight:900;line-height:1.1;
  margin-bottom:1.25rem;
}
.hero-subtitle{
  font-size:clamp(.95rem,2vw,1.15rem);
  color:var(--muted);max-width:680px;margin:0 auto 2rem;
}

/* Authors */
.authors-block{margin-bottom:1.5rem}
.author-list{display:flex;flex-wrap:wrap;justify-content:center;gap:.3rem .8rem;margin-bottom:.75rem}
.author{font-size:.95rem;color:var(--text)}
.author a{border-bottom:1px dotted var(--muted);transition:color .2s,border-color .2s}
.author a:hover{color:var(--saffron);border-color:var(--saffron)}
.author sup{font-size:.65rem;color:var(--saffron);vertical-align:super}
.affiliations{font-size:.85rem;color:var(--muted);margin-bottom:.4rem}
.affiliations sup{color:var(--saffron)}
.author-notes{font-size:.78rem;color:var(--muted);opacity:.7}

/* Buttons */
.btn-group{display:flex;flex-wrap:wrap;gap:.75rem;justify-content:center;margin:2rem 0}
.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  font-size:.85rem;font-weight:600;letter-spacing:.02em;
  padding:.65rem 1.4rem;border-radius:24px;
  transition:all .22s;border:1px solid var(--line);
}
.btn-outline{background:transparent;color:var(--text)}
.btn-outline:hover{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.3);transform:translateY(-2px)}
.btn-primary{background:var(--saffron);color:var(--ink);border-color:var(--saffron)}
.btn-primary:hover{background:var(--gold);border-color:var(--gold);transform:translateY(-2px);box-shadow:0 4px 20px rgba(245,166,35,.35)}
.btn-teal{background:rgba(47,182,168,.15);color:var(--teal);border-color:rgba(47,182,168,.3)}
.btn-teal:hover{background:rgba(47,182,168,.25);transform:translateY(-2px)}
.btn-disabled{opacity:.45;pointer-events:none}

/* Org logos in hero */
.org-logos{
  display:flex;align-items:center;justify-content:center;gap:2.5rem;flex-wrap:wrap;
  margin-top:2.5rem;padding:1.25rem 2rem;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);border-radius:var(--radius);
}
.org-logos a{opacity:.75;transition:opacity .2s,transform .2s}
.org-logos a:hover{opacity:1;transform:scale(1.06)}
.org-logos img{height:52px;width:auto;object-fit:contain}
.org-logo-fallback{
  height:52px;display:flex;align-items:center;justify-content:center;
  font-size:.75rem;color:var(--muted);padding:0 1rem;
  border:1px dashed var(--line);border-radius:6px;
}


/* ── Stat Band ── */
#stats{
  background:var(--panel);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:4rem 1.5rem;
}
.stat-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(140px,1fr));
  gap:1.25rem;
  max-width:1100px;margin:0 auto;
}
.stat-card{
  text-align:center;padding:1.75rem 0.5rem;
  background:var(--panel-2);border:1px solid var(--line);
  border-radius:var(--radius);
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(245,166,35,.3)}
.stat-num{
  font-family:'Fraunces',serif;font-size:2.0rem;font-weight:900;
  color:var(--saffron);display:block;line-height:1;margin-bottom:.5rem;
  font-variant-numeric:tabular-nums;
}
.stat-lbl{font-size:.72rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}

/* ── Section commons ── */
.section{padding:6rem 1.5rem}
.section-alt{background:var(--panel)}
.section-head{text-align:center;margin-bottom:3.5rem}
.section-head h2{font-size:clamp(1.6rem,4vw,2.4rem);margin-bottom:.75rem}
.section-head p{color:var(--muted);max-width:640px;margin:0 auto;font-size:1rem}
.section-divider{
  width:56px;height:3px;margin:.75rem auto 0;
  background:var(--grad-head);border-radius:2px;
}

/* ── Abstract ── */
.abstract-text{
  font-size:1.05rem;line-height:1.85;color:var(--muted);
  max-width:820px;margin:0 auto;
}
.abstract-text p{margin-bottom:1.25rem}
.abstract-text strong{color:var(--text)}

.pull-highlights{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem;
  margin:3rem auto;max-width:900px;
}
.pull-card{
  background:var(--panel-2);border:1px solid var(--line);
  border-radius:var(--radius);padding:1.5rem;
  border-left:3px solid var(--saffron);
  transition:transform .2s,border-color .2s;
}
.pull-card:nth-child(2){border-left-color:var(--rose)}
.pull-card:nth-child(3){border-left-color:var(--teal)}
.pull-card:hover{transform:translateY(-3px)}
.pull-card .pull-num{
  font-family:'Fraunces',serif;font-size:2rem;font-weight:900;
  color:var(--saffron);display:block;margin-bottom:.4rem;
}
.pull-card:nth-child(2) .pull-num{color:var(--rose)}
.pull-card:nth-child(3) .pull-num{color:var(--teal)}
.pull-card p{font-size:.87rem;color:var(--muted);line-height:1.5}

/* ── Pulsing Icon Cards ── */
@keyframes pulse-glow{
  0%,100%{box-shadow:0 0 0 0 rgba(245,166,35,0)}
  50%{box-shadow:0 0 0 8px rgba(245,166,35,.08)}
}
.icon-card{
  background:var(--panel-2);border:1px solid var(--line);
  border-radius:var(--radius);padding:1.75rem 1.5rem;
  display:flex;flex-direction:column;gap:.75rem;
  transition:transform .25s,border-color .25s,box-shadow .25s;
  animation:pulse-glow 2s ease-in-out infinite;
}
.icon-card:nth-child(2){animation-delay:.4s}
.icon-card:nth-child(3){animation-delay:.8s}
.icon-card:nth-child(4){animation-delay:1.2s}
.icon-card:hover{
  transform:translateY(-5px);
  border-color:rgba(245,166,35,.4);
  box-shadow:0 0 24px rgba(245,166,35,.15);
  animation:none;
}
.icon-card .ic-icon{font-size:2rem;line-height:1}
.icon-card h4{font-size:1rem;font-weight:700;color:var(--text);font-family:'Inter',sans-serif}
.icon-card p{font-size:.84rem;color:var(--muted);line-height:1.55}

/* syn cards use teal glow */
.icon-card.syn{animation-name:pulse-glow-teal}
@keyframes pulse-glow-teal{
  0%,100%{box-shadow:0 0 0 0 rgba(47,182,168,0)}
  50%{box-shadow:0 0 0 8px rgba(47,182,168,.08)}
}
.icon-card.syn:hover{border-color:rgba(47,182,168,.4);box-shadow:0 0 24px rgba(47,182,168,.15)}

/* Figure containers */
.fig-box{
  background:rgba(255,255,255,.03);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
}
.fig-box img{width:100%;object-fit:contain}
.fig-caption{
  padding:1rem 1.25rem;font-size:.82rem;color:var(--muted);
  line-height:1.6;border-top:1px solid var(--line);
}
.fig-caption strong{color:var(--text)}

/* ── Patram-Syn staged walkthrough ── */
.walk-wrap{
  background:rgba(255,255,255,.03);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
}
.walk-rail{
  display:flex;flex-wrap:wrap;gap:.4rem;padding:.85rem 1rem;
  border-bottom:1px solid var(--line);background:rgba(255,255,255,.02);
}
.walk-chip{
  display:flex;align-items:center;gap:.4rem;padding:.3rem .7rem;
  border-radius:999px;border:1px solid var(--line);background:var(--panel-2);
  font-size:.72rem;font-weight:700;font-family:'Space Mono',monospace;
  color:var(--muted);letter-spacing:.03em;cursor:pointer;
  transition:color .35s ease,border-color .35s ease,background .35s ease,box-shadow .35s ease;
}
.walk-chip i{width:7px;height:7px;border-radius:50%;background:var(--muted);opacity:.5;transition:all .35s ease;flex-shrink:0}
.walk-chip.done{color:var(--text);border-color:rgba(47,182,168,.35);background:rgba(47,182,168,.08)}
.walk-chip.done i{background:var(--teal);opacity:1}
.walk-chip.now{color:var(--text);border-color:var(--saffron);background:rgba(245,166,35,.14);box-shadow:0 0 0 3px rgba(245,166,35,.15)}
.walk-chip.now i{background:var(--saffron);opacity:1;box-shadow:0 0 0 3px rgba(245,166,35,.25)}

.walk-stage{position:relative;width:100%;aspect-ratio:1280/605;overflow:hidden;background:rgba(0,0,0,.08)}
.walk-img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;display:block}
.walk-img-dim{opacity:0;filter:grayscale(.55) brightness(.5);transition:opacity .6s ease;z-index:1}
.walk-img-live{z-index:2;transition:clip-path .85s cubic-bezier(.22,.7,.3,1)}
.walk-wrap.walk-active .walk-img-dim{opacity:1}
.walk-spotlight{
  position:absolute;z-index:3;border:2px solid var(--saffron);border-radius:10px;
  box-shadow:0 0 24px rgba(245,166,35,.55);opacity:0;pointer-events:none;
  transition:left .85s cubic-bezier(.22,.7,.3,1),top .85s cubic-bezier(.22,.7,.3,1),
             width .85s cubic-bezier(.22,.7,.3,1),height .85s cubic-bezier(.22,.7,.3,1),opacity .5s ease;
}

.walk-caption{min-height:2.4em;transition:opacity .22s ease}
.walk-caption.fade{opacity:0}

.walk-controls{display:flex;gap:.6rem;padding:0 1.25rem 1.1rem}
.walk-btn{
  font-family:'Space Mono',monospace;font-size:.75rem;font-weight:700;letter-spacing:.03em;
  padding:.5rem 1rem;border-radius:999px;border:1px solid var(--line);background:var(--panel-2);
  color:var(--text);cursor:pointer;transition:all .2s;
}
.walk-btn:hover{border-color:var(--teal);color:var(--teal)}
.walk-btn.primary{border-color:rgba(47,182,168,.5);background:rgba(47,182,168,.12);color:var(--teal)}

@media(prefers-reduced-motion:reduce){
  .walk-rail,.walk-controls{display:none}
  .walk-img-dim,.walk-spotlight{display:none!important}
  .walk-img-live{clip-path:none!important}
}

/* Image fallback */
img.img-err::after{
  content:attr(alt);display:flex;align-items:center;justify-content:center;
  min-height:120px;background:var(--panel-2);color:var(--muted);
  font-size:.82rem;padding:1rem;border-radius:var(--radius-sm);
}

/* ── Tasks Section ── */
.task-cards{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin-bottom:2.5rem}
.task-card{
  background:var(--panel-2);border:1px solid var(--line);
  border-radius:var(--radius);padding:2rem;
  border-top:3px solid var(--teal);
  transition:transform .2s;
}
.task-card.reasoning{border-top-color:var(--saffron)}
.task-card:hover{transform:translateY(-3px)}
.task-card h3{font-size:1.2rem;margin-bottom:.75rem;font-family:'Inter',sans-serif;font-weight:700}
.task-card ul li{
  font-size:.87rem;color:var(--muted);
  padding:.35rem 0;border-bottom:1px solid var(--line);
  display:flex;gap:.5rem;align-items:flex-start;
}
.task-card ul li:last-child{border-bottom:none}
.task-card ul li::before{content:'→';color:var(--teal);flex-shrink:0;margin-top:.05rem}
.task-card.reasoning ul li::before{color:var(--saffron)}

/* ── Results section ── */
.results-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem;margin-top:2.5rem}
.result-fig{background:var(--panel-2);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.result-fig h4{padding:1.25rem 1.5rem .75rem;font-size:1rem;font-family:'Inter',sans-serif;font-weight:700;border-bottom:1px solid var(--line)}
.result-fig img{width:100%;object-fit:contain}
.result-fig .fig-caption{padding:.9rem 1.25rem;font-size:.8rem}
.chart-slot{min-height:320px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:.85rem}

/* Metric highlight cards */
.metric-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem;margin-top:2rem}
.metric-card{
  background:var(--panel-2);border:1px solid var(--line);
  border-radius:var(--radius);padding:1.5rem;
}
.metric-card h5{font-family:'Space Mono',monospace;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--saffron);margin-bottom:.75rem}
.metric-card .mc-label{font-size:.78rem;color:var(--muted);margin-bottom:.2rem}
.metric-card .mc-val{font-size:.9rem;font-weight:600;color:var(--text)}

/* ── Ranking cards (VL Reliance podium) ── */
.rank-card{
  background:var(--panel-2);border:1px solid var(--line);
  border-radius:var(--radius);padding:2rem 1.5rem;
  text-align:center;transition:transform .2s,border-color .2s;
}
.rank-card:hover{transform:translateY(-3px);border-color:var(--saffron)}
.rank-card-label{font-family:'Space Mono',monospace;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;font-weight:700;margin-bottom:.75rem}
.rank-card-badge{font-size:2.25rem;line-height:1;margin-bottom:.6rem}
.rank-card-name{font-size:1.15rem;font-weight:700;color:var(--text);font-family:'Inter',sans-serif;margin-bottom:.3rem}
.rank-card-sub{font-size:.78rem;color:var(--muted)}
.rank-card-rose:hover{border-color:var(--rose)}

/* ── Insight callouts (analytical asides tied to a specific chart/table) ── */
.insight-note{
  margin:.9rem 0 0;
  padding:.75rem 1rem;
  background:var(--panel-2);
  border:1px solid var(--line);
  border-left:3px solid var(--saffron);
  border-radius:8px;
  font-size:.8rem;
  line-height:1.55;
  color:var(--muted);
}
.insight-note.teal{border-left-color:var(--teal)}
.insight-note.rose{border-left-color:var(--rose)}
.insight-note .insight-label{
  display:block;
  font-family:'Space Mono',monospace;
  font-size:.68rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--saffron);
  margin-bottom:.35rem;
}
.insight-note.teal .insight-label{color:var(--teal)}
.insight-note.rose .insight-label{color:var(--rose)}
.insight-note strong{color:var(--text)}

/* ── Breakdown table (DUCLI/SRS): rows link to their chart bars on hover ── */
.bd-table{width:100%;border-collapse:collapse;font-size:.74rem}
.bd-table tbody tr{cursor:default;transition:background-color .15s}
.bd-table tbody tr:hover,
.bd-table tbody tr.bd-row-hovered{background:color-mix(in srgb, var(--saffron) 12%, transparent)}

/* ── Thesis callout (cross-cutting synthesis, end of Results) ── */
.thesis-note{
  margin-top:3rem;
  padding:1.5rem 1.75rem;
  background:var(--panel-2);
  border:1px solid var(--line);
  border-image:var(--grad-head) 1;
  border-width:0 0 0 4px;
  border-radius:8px;
}
.thesis-note h3{font-size:1.05rem;font-family:'Inter',sans-serif;font-weight:700;margin-bottom:.6rem}
.thesis-note p{font-size:.86rem;line-height:1.7;color:var(--muted)}
.thesis-note strong{color:var(--text)}

/* ── BibTeX ── */
#bibtex .section-inner{max-width:760px;margin:0 auto}
.bibtex-box{
  background:#080b1e;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);
}
.bibtex-bar{
  background:var(--panel);padding:.75rem 1.25rem;
  display:flex;justify-content:space-between;align-items:center;
  border-bottom:1px solid var(--line);
}
.bibtex-bar span{font-family:'Space Mono',monospace;font-size:.75rem;color:var(--muted)}
.bibtex-copy{
  background:rgba(255,255,255,.07);border:1px solid var(--line);
  color:var(--text);border-radius:6px;
  padding:.3rem .85rem;font-size:.75rem;font-weight:600;
  display:flex;align-items:center;gap:.4rem;
  transition:all .2s;
}
.bibtex-copy:hover{background:rgba(255,255,255,.13);color:#fff}
.bibtex-code{
  padding:1.5rem;font-family:'Space Mono',monospace;
  font-size:.82rem;line-height:1.7;color:#cbd5e1;
  white-space:pre;overflow-x:auto;
  margin:0;background:transparent;
}

/* ── Footer ── */
#footer{
  background:var(--panel);
  border-top:1px solid var(--line);
  padding:5rem 1.5rem 2.5rem;
}
.footer-grid{
  display:grid;grid-template-columns:1.8fr 1fr 1fr;gap:3rem;
  max-width:1100px;margin:0 auto 3rem;
}
.footer-brand h3{font-size:1.1rem;margin-bottom:.75rem}
.footer-brand p{font-size:.87rem;color:var(--muted);line-height:1.65;max-width:280px}
.footer-col h4{font-size:.85rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--saffron);margin-bottom:1rem}
.footer-col ul li{margin-bottom:.6rem}
.footer-col ul li a{font-size:.87rem;color:var(--muted);display:flex;align-items:center;gap:.5rem;transition:color .2s}
.footer-col ul li a:hover{color:var(--saffron)}

.footer-logos{display:flex;align-items:center;gap:2rem;flex-wrap:wrap;margin-top:1.5rem}
.footer-logos img{height:40px;filter:grayscale(1) brightness(1.6);opacity:.6;transition:all .2s}
.footer-logos a:hover img{filter:none;opacity:1}

.provider-logos{display:flex;gap:1.25rem;align-items:center;flex-wrap:wrap;margin-top:.75rem}
.provider-logos img{height:22px;filter:grayscale(1) brightness(2);opacity:.55;transition:all .2s}
.provider-logos a:hover img{opacity:1;filter:brightness(1.2)}

.footer-bottom{
  border-top:1px solid var(--line);padding-top:2rem;
  text-align:center;font-size:.78rem;color:var(--muted);
  max-width:1100px;margin:0 auto;
}
.footer-bottom a{color:var(--muted)}
.footer-bottom a:hover{color:var(--saffron)}

/* visitor map */
.visitor-map{margin:2rem 0;display:flex;flex-direction:column;align-items:center;gap:.5rem}
.visitor-map span{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);opacity:.6}

/* ── Reveal animation ── */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.revealed{opacity:1;transform:translateY(0)}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ── Responsive ── */
@media(max-width:900px){
  .grid-2,.task-cards,.results-grid,.footer-grid{grid-template-columns:1fr}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .pull-highlights{grid-template-columns:1fr}
  .metric-cards{grid-template-columns:1fr}
}
@media(max-width:768px){
  .nav-links,.nav-actions{display:none}
  .nav-burger{display:flex}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .hero-title{font-size:1.9rem}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:480px){
  .grid-3,.grid-4{grid-template-columns:1fr}
  .btn-group{flex-direction:column;align-items:center}
  .org-logos{gap:1.25rem}
}

/* ══════════════════════════════════════════
   LIGHT MODE — "Parchment" theme
   toggled by <html class="light">
══════════════════════════════════════════ */
html.light {
  --ink:       #FAF8F3;
  --panel:     #F0EBE1;
  --panel-2:   #E8E1D3;
  --parchment: #C8B89A;
  --text:      #1A1C38;
  --muted:     #5A607E;
  --line:      rgba(90,96,126,.18);
  --shadow:    0 8px 32px rgba(0,0,0,.12);
  --shadow-sm: 0 2px 12px rgba(0,0,0,.08);
  /* accents unchanged: saffron, gold, teal, rose */
}

html.light body { background: var(--ink); color: var(--text); }

html.light #nav {
  background: rgba(250,248,243,.88);
  border-bottom-color: var(--line);
}
html.light .nav-mobile { background: rgba(250,248,243,.97); }

html.light #hero {
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%,rgba(245,166,35,.10) 0%,transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 80%,rgba(47,182,168,.07) 0%,transparent 50%),
    var(--ink);
}
html.light .hero-shimmer { opacity: .04; }

html.light .btn-outline { color: var(--text); }
html.light .btn-outline:hover { background: rgba(0,0,0,.05); border-color: rgba(0,0,0,.25); }

html.light .org-logos { background: rgba(0,0,0,.03); }

html.light .teaser-wrap,
html.light .fig-box { background: rgba(0,0,0,.03); }

html.light .footer-logos img { filter: grayscale(1) brightness(.7); opacity:.65; }
html.light .footer-logos a:hover img { filter: none; opacity:1; }
html.light .provider-logos img { filter: grayscale(1) brightness(.6); }
html.light .provider-logos a:hover img { filter: none; opacity:1; }

html.light .bibtex-box { background: #1a1c38; }
html.light .bibtex-bar { background: #252745; }
html.light .bibtex-copy { background: rgba(255,255,255,.1); color: #e2e8f0; }
html.light .bibtex-code { color: #c8d0f0; }

/* smooth color transitions on theme swap */
html, body, #nav, .stat-card, .pull-card, .icon-card,
.task-card, .metric-card, .result-fig, .fig-box,
.teaser-wrap, .org-logos, #footer, .section-alt,
.taxo-card, .taxo-family, .taxo-controls, .taxo-meta-bar {
  transition: background .35s ease, border-color .35s ease, color .25s ease;
}

/* ── Theme Toggle Button ── */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-size: 1rem;
  transition: all .22s;
  flex-shrink: 0;
  cursor: pointer;
}
.theme-toggle:hover {
  border-color: var(--saffron);
  color: var(--saffron);
  background: rgba(245,166,35,.1);
  transform: rotate(20deg);
}
/* icon swap: show moon in dark, sun in light */
.theme-toggle .icon-moon { display: inline; }
.theme-toggle .icon-sun  { display: none;   }
html.light .theme-toggle .icon-moon { display: none;   }
html.light .theme-toggle .icon-sun  { display: inline; }

/* ═══════════════════════════════════════════
   INTERACTIVE CHART UI — Phase 3
   Chart↔Table toggle, sub-tabs, chips, canvas
═══════════════════════════════════════════ */

/* ── Viz controls bar ── */
.viz-controls-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .75rem;
  margin-bottom: 1rem;
}

/* ── Chart / Table toggle pills ── */
.chart-toggle-bar {
  display: flex;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 3px;
  gap: 2px;
  flex-shrink: 0;
}
.toggle-pill {
  display: flex;
  align-items: center;
  gap: .4rem;
  padding: .32rem .85rem;
  border-radius: 20px;
  border: none;
  background: transparent;
  color: var(--muted);
  font-size: .78rem;
  font-weight: 500;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: background .18s, color .18s;
  white-space: nowrap;
}
.toggle-pill:hover { color: var(--text); }
.toggle-pill.active {
  background: var(--saffron);
  color: var(--ink);
  font-weight: 600;
}

/* ── Sub-tab bar ── */
.subtab-bar {
  display: flex;
  gap: .25rem;
  flex-wrap: wrap;
}
.subtab {
  padding: .3rem .75rem;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-size: .76rem;
  font-weight: 500;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: all .18s;
  white-space: nowrap;
}
.subtab:hover { border-color: var(--saffron); color: var(--saffron); }
.subtab.active {
  background: rgba(245,166,35,.12);
  border-color: var(--saffron);
  color: var(--saffron);
  font-weight: 600;
}

/* ── Filter row (cat chips + search) ── */
.filter-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: .75rem;
}

/* ── Category chips ── */
.cat-chip {
  padding: .28rem .75rem;
  border-radius: 16px;
  border: 1.5px solid var(--chip-color, #A8AED4);
  background: transparent;
  color: var(--chip-color, #A8AED4);
  font-size: .74rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  opacity: .42;
  transition: opacity .18s, background .18s, transform .12s;
}
.cat-chip.active {
  opacity: 1;
  background: color-mix(in srgb, var(--chip-color) 18%, transparent);
}
.cat-chip:hover { opacity: .8; transform: translateY(-1px); }

/* ── Model chips row ── */
.model-chips-row {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin-bottom: 1rem;
  max-height: 100px;
  overflow-y: auto;
  padding: .25rem .1rem;
}
.model-chips-row::-webkit-scrollbar { height: 4px; width: 4px; }
.model-chips-row::-webkit-scrollbar-track { background: var(--panel-2); border-radius: 2px; }
.model-chips-row::-webkit-scrollbar-thumb { background: var(--line); border-radius: 2px; }

/* ── Individual model chip ── */
.model-chip {
  padding: .22rem .65rem;
  border-radius: 12px;
  border: 1px solid var(--chip-color, #A8AED4);
  background: transparent;
  color: var(--muted);
  font-size: .7rem;
  font-weight: 500;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  opacity: .45;
  white-space: nowrap;
  transition: opacity .15s, background .15s, transform .1s, color .15s;
}
.model-chip.active {
  opacity: 1;
  background: color-mix(in srgb, var(--chip-color) 18%, transparent);
  color: var(--chip-color, var(--text));
  border-color: var(--chip-color, var(--line));
}
.model-chip.chip-hovered {
  border-color: var(--saffron);
  color: var(--saffron);
  opacity: 1;
  transform: scale(1.04);
}
.model-chip:hover { opacity: .75; transform: translateY(-1px); }

/* ── Search box ── */
.chip-search-wrap { flex-grow: 1; max-width: 220px; }
.chip-search {
  width: 100%;
  padding: .3rem .85rem;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 16px;
  color: var(--text);
  font-size: .76rem;
  font-family: 'Inter', sans-serif;
  outline: none;
  transition: border-color .2s;
}
.chip-search:focus { border-color: var(--saffron); }
.chip-search::placeholder { color: var(--muted); opacity: .6; }

/* ── Sort control ── */
.sort-label {
  font-size: .74rem;
  font-weight: 600;
  color: var(--muted);
  font-family: 'Inter', sans-serif;
  margin-right: -.15rem;
}
.sort-select {
  padding: .3rem 1.7rem .3rem .75rem;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 16px;
  color: var(--text);
  font-size: .76rem;
  font-family: 'Inter', sans-serif;
  outline: none;
  cursor: pointer;
  transition: border-color .2s;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235A607E' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right .5rem center;
  background-size: 13px;
}
.sort-select:focus { border-color: var(--saffron); }

/* ── Canvas wrap ── */
.canvas-wrap {
  position: relative;
  width: 100%;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  padding: 0;           /* no padding — chart fills the full area */
}
.canvas-wrap canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
}
/* Heatmap panels: height is set dynamically by JS; allow overflow-y scroll */
.canvas-wrap--heatmap {
  overflow-y: auto;
  overflow-x: hidden;
  min-height: 120px;
  max-height: 640px;
}


/* ── Radar hint bar ── */
.radar-hint {
  font-size: .78rem;
  color: var(--muted);
  margin-bottom: .6rem;
  padding: .4rem .75rem;
  background: rgba(47,182,168,.06);
  border: 1px solid rgba(47,182,168,.2);
  border-radius: 8px;
  line-height: 1.5;
}
.radar-pinned-labels { font-weight: 600; }

/* ── Chart legend ── */
.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem .75rem;
  padding: .5rem .5rem 0;
  font-size: .72rem;
}
.chart-legend-item {
  display: flex;
  align-items: center;
  gap: .35rem;
  color: var(--muted);
}
.chart-legend-swatch {
  width: 12px; height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ── Reduced motion overrides ── */
@media (prefers-reduced-motion: reduce) {
  .toggle-pill, .subtab, .cat-chip, .model-chip, .chip-search, .sort-select {
    transition: none;
  }
}

/* ── Light mode overrides for chart UI ── */
html.light .chart-toggle-bar { background: var(--panel-2); border-color: var(--line); }
html.light .toggle-pill.active { background: var(--saffron); color: var(--ink); }
html.light .subtab.active { background: rgba(245,166,35,.15); }
html.light .cat-chip.active { background: color-mix(in srgb, var(--chip-color) 20%, transparent); }
html.light .model-chip.active { background: color-mix(in srgb, var(--chip-color) 20%, transparent); }
html.light .chip-search { background: var(--panel-2); border-color: var(--line); color: var(--text); }
html.light .sort-select { background-color: var(--panel-2); border-color: var(--line); color: var(--text); }
html.light .canvas-wrap { background: var(--panel); border-color: var(--line); }
html.light .radar-hint { background: rgba(47,182,168,.08); border-color: rgba(47,182,168,.25); }

/* ── Task Taxonomy: meta strip ── */
.taxo-meta{
  display:flex;align-items:center;gap:2rem;justify-content:center;flex-wrap:wrap;
  margin-bottom:2rem;padding:1rem 1.75rem;background:var(--panel-2);
  border:1px solid var(--line);border-radius:var(--radius);
}
.taxo-meta-stat{display:flex;flex-direction:column;align-items:center;gap:.15rem}
.taxo-meta-num{font-family:'Fraunces',serif;font-size:1.6rem;font-weight:700;color:var(--text);line-height:1}
.taxo-meta-label{font-size:.66rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.taxo-meta-bar{
  flex:1 1 220px;min-width:160px;height:10px;border-radius:6px;overflow:hidden;
  display:flex;background:var(--line);
}
.taxo-bar-seg{height:100%}
.taxo-bar-seg.reasoning{background:linear-gradient(90deg,var(--saffron),var(--rose))}
.taxo-bar-seg.perception{background:linear-gradient(90deg,var(--teal),var(--fam-docseg))}

/* ── Task Taxonomy: controls ── */
.taxo-controls{
  position:sticky;top:62px;z-index:90;
  display:flex;flex-wrap:wrap;align-items:center;gap:.75rem;
  background:var(--ink);padding:.85rem 0 1.1rem;margin-bottom:1.75rem;
  border-bottom:1px solid var(--line);
}
.taxo-chip-row{display:flex;flex-wrap:wrap;gap:.4rem;flex:1 1 100%}

/* ── Task Taxonomy: group banner ── */
.taxo-group{margin-bottom:2.75rem}
.taxo-group:last-child{margin-bottom:0}
.taxo-hidden{display:none !important}
.taxo-group-banner{margin-bottom:1.5rem}
.taxo-group-title{display:flex;align-items:baseline;gap:.65rem;flex-wrap:wrap}
.taxo-group-title .taxo-dot{width:11px;height:11px;border-radius:50%;background:var(--saffron);flex-shrink:0}
.taxo-group.perception .taxo-dot{background:var(--teal)}
.taxo-group-title h3{font-size:1.15rem;font-weight:700;letter-spacing:.02em;color:var(--text)}
.taxo-group-count{font-size:.72rem;font-weight:600;color:var(--muted);background:var(--panel-2);border:1px solid var(--line);border-radius:20px;padding:.15rem .6rem}
.taxo-group-desc{color:var(--muted);font-size:.9rem;line-height:1.55;max-width:680px;margin-top:.5rem}

/* ── Task Taxonomy: family panel ── */
.taxo-family{
  margin-bottom:1.5rem;padding:1.15rem 1.25rem 1.35rem;
  border:1px solid color-mix(in srgb, var(--fam, var(--saffron)) 32%, var(--line));
  border-radius:var(--radius);
  background:color-mix(in srgb, var(--fam, var(--saffron)) 6%, var(--panel-2));
}
.taxo-family:last-child{margin-bottom:0}
.taxo-family-head{
  display:flex;align-items:center;gap:.55rem;margin-bottom:1rem;
}
.taxo-family-head .taxo-fam-dot{width:8px;height:8px;border-radius:50%;background:var(--fam, var(--saffron));flex-shrink:0}
.taxo-family-name{
  font-size:.78rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;
  color:var(--fam, var(--saffron));
}
.taxo-family-count{
  font-size:.68rem;font-weight:600;color:var(--muted);margin-left:auto;
  background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:.1rem .55rem;
}

/* ── Task Taxonomy: card grid ── */
.taxo-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:1rem}
.taxo-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);
  overflow:hidden;cursor:pointer;text-align:left;width:100%;padding:0;font-family:inherit;
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
  display:flex;flex-direction:column;
}
.taxo-card:hover,.taxo-card:focus-visible{
  transform:translateY(-3px);border-color:var(--fam, var(--saffron));box-shadow:var(--shadow-sm);
}
.taxo-card:focus-visible{outline:2px solid var(--fam, var(--saffron));outline-offset:2px}
.taxo-q{
  font-size:.74rem;color:var(--text);line-height:1.42;padding:.65rem .75rem .55rem;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  min-height:3.3em;
}
.taxo-thumb{position:relative;width:100%;aspect-ratio:4/3;background:var(--panel-2);overflow:hidden}
.taxo-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.taxo-badge{
  position:absolute;top:.4rem;right:.4rem;background:rgba(13,16,48,.75);color:var(--gold);
  font-size:.6rem;font-weight:600;padding:.15rem .45rem;border-radius:20px;letter-spacing:.03em;
}
.taxo-badge.taxo-illus{color:#ffb3c7;background:rgba(90,10,30,.75)}
.taxo-count-badge{
  position:absolute;bottom:.4rem;right:.4rem;background:rgba(13,16,48,.75);color:var(--text);
  font-size:.62rem;font-weight:700;min-width:1.3em;text-align:center;line-height:1.3em;
  padding:.1rem .4rem;border-radius:20px;
}
.taxo-lightbox-illus{
  font-size:.72rem;color:#ffb3c7;background:rgba(90,10,30,.35);border:1px solid rgba(255,80,120,.35);
  border-radius:6px;padding:.5rem .65rem;line-height:1.5;
}
.taxo-name{
  font-size:.72rem;font-weight:700;color:var(--text);padding:.55rem .75rem;
  border-top:1px solid var(--line);
}

/* ── Task Taxonomy: Explore view ── */
.taxo-explore{display:grid;grid-template-columns:220px 1fr;gap:1.75rem;align-items:start}
.taxo-explore-rail{display:flex;flex-direction:column;gap:.3rem}
.taxo-explore-group-label{
  font-size:.66rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;
  color:var(--muted);margin:.9rem 0 .3rem;
}
.taxo-explore-group-label:first-child{margin-top:0}
.taxo-explore-item{
  display:flex;align-items:center;gap:.55rem;padding:.5rem .65rem;border-radius:var(--radius-sm);
  border:1px solid transparent;background:none;cursor:pointer;text-align:left;width:100%;
  font-family:'Inter',sans-serif;color:var(--muted);transition:background .15s,color .15s,border-color .15s;
}
.taxo-explore-item .taxo-fam-dot{width:8px;height:8px;border-radius:50%;background:var(--fam, var(--saffron));flex-shrink:0}
.taxo-explore-item-name{font-size:.82rem;font-weight:600;flex:1}
.taxo-explore-item-count{font-size:.68rem;color:var(--muted)}
.taxo-explore-item:hover{color:var(--text);border-color:var(--line)}
.taxo-explore-item.active{
  background:color-mix(in srgb, var(--fam, var(--saffron)) 16%, transparent);
  border-color:color-mix(in srgb, var(--fam, var(--saffron)) 40%, var(--line));
  color:var(--text);
}
.taxo-explore-stage{min-width:0}
.taxo-hero{
  display:grid;grid-template-columns:1.1fr 1fr;gap:0;margin-bottom:1.5rem;
  border:1px solid color-mix(in srgb, var(--fam, var(--saffron)) 32%, var(--line));
  border-radius:var(--radius);overflow:hidden;
  background:color-mix(in srgb, var(--fam, var(--saffron)) 6%, var(--panel-2));
}
.taxo-hero-img{width:100%;height:100%;min-height:220px;object-fit:cover;display:block;background:var(--panel-2)}
.taxo-hero-body{padding:1.5rem;display:flex;flex-direction:column;gap:.75rem;justify-content:center}
.taxo-hero-eyebrow{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--fam, var(--saffron))}
.taxo-hero-name{font-size:1.05rem;font-weight:700;color:var(--text)}
.taxo-hero-q{font-size:.9rem;color:var(--text);line-height:1.6}
.taxo-hero-a{font-size:.85rem;color:var(--muted);line-height:1.6;padding-top:.6rem;border-top:1px solid var(--line)}
.taxo-hero-a strong{color:var(--fam, var(--saffron))}

/* ── Task Taxonomy: lightbox ── */
.taxo-lightbox{
  position:fixed;inset:0;background:rgba(6,7,26,.88);backdrop-filter:blur(4px);
  display:none;align-items:center;justify-content:center;z-index:200;padding:2rem;
}
.taxo-lightbox.open{display:flex}
.taxo-lightbox-inner{
  position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  max-width:min(920px,92vw);max-height:88vh;overflow:auto;display:grid;grid-template-columns:1.3fr 1fr;
}
.taxo-lightbox-media{position:relative;display:flex;align-items:center;justify-content:center;min-width:0;background:var(--ink)}
.taxo-lightbox-img{width:100%;height:100%;object-fit:contain;background:var(--ink);max-height:88vh}
.taxo-lb-nav{
  position:absolute;top:50%;transform:translateY(-50%);z-index:2;
  width:2.2rem;height:2.2rem;border-radius:50%;border:1px solid var(--line);
  background:rgba(13,16,48,.6);color:var(--text);font-size:1.3rem;line-height:1;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  transition:background .15s,border-color .15s;
}
.taxo-lb-nav:hover{background:rgba(13,16,48,.85);border-color:var(--saffron)}
.taxo-lb-prev{left:.6rem}
.taxo-lb-next{right:.6rem}
.taxo-lb-counter{
  position:absolute;bottom:.6rem;left:50%;transform:translateX(-50%);z-index:2;
  font-size:.68rem;font-weight:600;color:var(--text);background:rgba(13,16,48,.7);
  padding:.2rem .65rem;border-radius:20px;
}
.taxo-lightbox-meta{padding:1.5rem;display:flex;flex-direction:column;gap:.9rem;min-width:260px}
.taxo-lightbox-meta .taxo-fam{font-size:.68rem;text-transform:uppercase;letter-spacing:.08em;color:var(--teal);font-weight:700}
.taxo-lightbox-meta h4{font-size:1.1rem;color:var(--text)}
.taxo-lb-doctype{
  font-size:.7rem;font-weight:600;color:var(--muted);background:var(--panel-2);
  border:1px solid var(--line);border-radius:20px;padding:.15rem .6rem;width:fit-content;
}
.taxo-lightbox-q{font-size:.88rem;color:var(--text);line-height:1.6;white-space:pre-wrap}
.taxo-lightbox-a{font-size:.85rem;color:var(--muted);line-height:1.6;padding-top:.75rem;border-top:1px solid var(--line);white-space:pre-wrap}
.taxo-lightbox-a strong{color:var(--teal)}
.taxo-filmstrip{display:flex;gap:.5rem;margin-top:auto;padding-top:.5rem}
.taxo-film-thumb{
  padding:0;border-radius:6px;overflow:hidden;border:2px solid transparent;cursor:pointer;
  width:52px;height:40px;flex-shrink:0;background:none;transition:border-color .15s,opacity .15s;
  opacity:.6;
}
.taxo-film-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.taxo-film-thumb:hover{opacity:.9}
.taxo-film-thumb.active{border-color:var(--saffron);opacity:1}
.taxo-close{
  position:absolute;top:.75rem;right:.9rem;background:none;border:none;color:var(--muted);
  font-size:1.6rem;cursor:pointer;line-height:1;padding:.25rem .5rem;z-index:3;
}
.taxo-close:hover{color:var(--text)}

html.light .taxo-family{background:color-mix(in srgb, var(--fam, var(--saffron)) 10%, #fff)}
html.light .taxo-card{background:#fff}
html.light .taxo-thumb{background:#f1ede2}
html.light .taxo-hero-img{background:#f1ede2}
html.light .taxo-lightbox{background:rgba(255,255,255,.85)}
html.light .taxo-lightbox-inner{background:#fff}
html.light .taxo-lightbox-img,html.light .taxo-lightbox-media{background:#f1ede2}
html.light .taxo-badge{background:rgba(255,255,255,.85);color:#a3630a}
html.light .taxo-count-badge{background:rgba(255,255,255,.85);color:#1a1c38}
html.light .taxo-lb-nav{background:rgba(255,255,255,.75);border-color:var(--line);color:#1a1c38}
html.light .taxo-lb-counter{background:rgba(255,255,255,.85);color:#1a1c38}
html.light .taxo-lb-doctype{background:#fff}
html.light .taxo-controls{background:var(--ink)}
html.light .taxo-group-count,html.light .taxo-family-count{background:#fff}

@media(max-width:900px){
  .taxo-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}
  .taxo-lightbox-inner{grid-template-columns:1fr}
  .taxo-explore{grid-template-columns:1fr}
  .taxo-explore-rail{
    flex-direction:row;flex-wrap:wrap;gap:.4rem;
  }
  .taxo-explore-group-label{display:none}
  .taxo-hero{grid-template-columns:1fr}
  .taxo-controls{position:static}
}
@media(max-width:640px){
  .taxo-grid{grid-template-columns:repeat(2,1fr)}
  .taxo-meta{gap:1.25rem;padding:.85rem 1.1rem}
}