/* ============================================================
   Sanatan Dharma Portal — Design tokens
   Palette: deep indigo night sky, saffron flame, sindoor maroon,
   sandstone manuscript cream, aged gold rule.
   Display type: Cormorant Garamond (headings, drop caps)
   Body type: Source Serif 4 (long-form reading)
   UI type: Work Sans (nav, labels, data, buttons)
   ============================================================ */

:root{
  --ink:        #1B1A2E;   /* deep indigo-night, primary dark */
  --ink-soft:   #2C2B44;
  --saffron:    #E08A2C;   /* flame / marigold accent */
  --saffron-deep:#B96A17;
  --sindoor:    #8C2F39;   /* vermillion secondary accent */
  --gold:       #B08D3E;   /* aged gold rule / hairlines */
  --parchment:  #F6EFE2;   /* sandstone manuscript page */
  --parchment-2:#EFE5D2;
  --paper:      #FBF7EF;
  --teal:       #2F5D5A;   /* modern-era wayfinding color */
  --ash:        #242424;
  --line:       rgba(27,26,46,0.14);
  --line-soft:  rgba(27,26,46,0.08);

  --era-ancient:  #35335A;  /* Indus / Vedic */
  --era-classical:#8C2F39;  /* Epic / Puranic */
  --era-medieval: #B96A17;  /* Bhakti / Islamic encounter */
  --era-modern:   #2F5D5A;  /* Colonial / 20-21st c. */

  --display: "Cormorant Garamond", "Times New Roman", serif;
  --body:    "Source Serif 4", Georgia, serif;
  --ui:      "Work Sans", Helvetica, Arial, sans-serif;

  --measure: 95ch;
  --radius: 2px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--parchment);
  color:#111;
  font-family:var(--body);
  font-size:18px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--sindoor);text-decoration-thickness:1px;text-underline-offset:3px;}
a:hover{color:var(--saffron-deep);}
::selection{background:var(--saffron);color:var(--ink);}

h1,h2,h3,h4{
  font-family:var(--display);
  font-weight:600;
  color:var(--ink);
  line-height:1.15;
  margin:0 0 .5em;
}
h1{font-size:clamp(2.2rem,4vw,3.4rem);font-weight:600;}
h2{font-size:clamp(1.5rem,2.6vw,2.1rem); margin-top:2.2em; padding-top:.6em; border-top:1px solid var(--line);}
h3{font-size:1.35rem;margin-top:1.8em;color:var(--sindoor);}
p{margin:0 0 1.15em;}
.eyebrow-free{ } /* reminder: no tracked-out caps eyebrows used in this design */

.container{max-width:1180px;margin:0 auto;padding:0 28px;}
.prose{max-width:var(--measure);}

/* ---------- Top bar ---------- */
.topbar{
  position:sticky; top:0; z-index:40;
  background:rgba(27,26,46,0.97);
  color:var(--parchment);
  border-bottom:1px solid rgba(224,138,44,0.35);
}
.topbar .container{display:flex;align-items:center;gap:22px;height:64px;}
.brand{
  font-family:var(--display); font-weight:600; font-size:1.35rem;
  color:var(--parchment); text-decoration:none; letter-spacing:.02em;
  display:flex; align-items:center; gap:10px;
}
.brand svg{width:26px;height:26px;flex:none;}
.topbar nav{display:flex;gap:20px;margin-left:auto;font-family:var(--ui);font-size:.95rem;}
.topbar nav a{color:var(--parchment-2);text-decoration:none;opacity:.85;}
.topbar nav a:hover{opacity:1;color:var(--saffron);}
.topbar .menu-btn{display:none;background:none;border:0;color:var(--parchment);font-size:1.5rem;cursor:pointer;}
.dl-btn{
  font-family:var(--ui); font-size:.88rem; font-weight:600;
  background:var(--saffron); color:var(--ink); padding:8px 16px;
  border-radius:var(--radius); text-decoration:none; white-space:nowrap;
}
.dl-btn:hover{background:#f0a24f;color:var(--ink);}

/* ---------- Hero ---------- */
.hero{
  background:
    radial-gradient(ellipse at 78% 20%, rgba(224,138,44,0.16), transparent 55%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-soft) 100%);
  color:var(--parchment);
  padding:76px 0 64px;
  overflow:hidden;
  position:relative;
}
.hero .container{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;}
.hero h1{color:#fff;margin-bottom:.3em;}
.hero .tagline{
  font-family:var(--body); font-style:italic; color:var(--parchment-2);
  font-size:1.2rem; max-width:46ch; margin-bottom:1.4em;
}
.hero .meta-line{font-family:var(--ui);font-size:.92rem;color:var(--saffron);margin-bottom:1.6em;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.btn{
  font-family:var(--ui);font-weight:600;font-size:.95rem;
  padding:12px 22px;border-radius:var(--radius);text-decoration:none;
  display:inline-block; border:1px solid transparent;
}
.btn-primary{background:var(--saffron);color:var(--ink);}
.btn-primary:hover{background:#f0a24f;color:var(--ink);}
.btn-ghost{border-color:rgba(246,239,226,0.45);color:var(--parchment);}
.btn-ghost:hover{border-color:var(--saffron);color:var(--saffron);}
.yantra-wrap{display:flex;justify-content:center;align-items:center;}
.yantra-wrap svg{width:100%;max-width:340px;}

/* ---------- Section headers on home ---------- */
.section{padding:64px 0;}
.section.alt{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:28px;flex-wrap:wrap;}
.section-head h2{margin:0;border:0;padding:0;}
.section-head p{font-family:var(--ui);color:var(--ash);margin:0;max-width:52ch;}

/* ---------- Chapter grid (home) ---------- */
.era-filter{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px;font-family:var(--ui);}
.era-filter button{
  background:transparent;border:1px solid var(--line);color:var(--ink);
  padding:7px 14px;border-radius:20px;font-size:.85rem;cursor:pointer;font-family:var(--ui);
}
.era-filter button.active{background:var(--ink);color:var(--parchment);border-color:var(--ink);}
.chapter-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);}
.chapter-card{
  background:var(--parchment);padding:20px 22px;text-decoration:none;color:var(--ink);
  border-top:3px solid var(--ink); display:flex; flex-direction:column; gap:8px; min-height:150px;
}
.chapter-card:hover{background:var(--paper);}
.chapter-card .num{font-family:var(--ui);font-size:.8rem;color:var(--ash);}
.chapter-card h3{margin:0;font-family:var(--body);font-size:1.08rem;font-weight:600;line-height:1.28;letter-spacing:.005em;color:var(--ink);}
.chapter-card .desc{font-family:var(--ui);font-size:.85rem;color:var(--ash);margin-top:auto;}
.chapter-card[data-era="ancient"]{border-top-color:var(--era-ancient);}
.chapter-card[data-era="classical"]{border-top-color:var(--era-classical);}
.chapter-card[data-era="medieval"]{border-top-color:var(--era-medieval);}
.chapter-card[data-era="modern"]{border-top-color:var(--era-modern);}
.chapter-card[hidden]{display:none;}

/* ---------- Search ---------- */
.search-wrap{position:relative;max-width:420px;}
#site-search{
  width:100%;font-family:var(--ui);font-size:.95rem;padding:11px 14px;
  border:1px solid var(--line);background:var(--paper);border-radius:var(--radius);color:var(--ink);
}
#search-results{
  position:absolute;top:calc(100% + 6px);left:0;right:0;background:#fff;
  border:1px solid var(--line);box-shadow:0 12px 24px rgba(27,26,46,0.14);
  max-height:360px;overflow:auto;z-index:50;display:none;
}
#search-results a{display:block;padding:10px 14px;font-family:var(--ui);font-size:.88rem;color:var(--ink);border-bottom:1px solid var(--line-soft);}
#search-results a:hover{background:var(--parchment);}
#search-results .snip{color:var(--ash);font-size:.8rem;display:block;margin-top:2px;}

/* ---------- Layout: reading page with rail ---------- */
.page-shell{display:grid;grid-template-columns:270px minmax(0,1fr);gap:0;}
.rail{
  border-right:1px solid var(--line); background:var(--paper);
  padding:26px 18px; position:sticky; top:64px; height:calc(100vh - 64px); overflow-y:auto;
}
.rail h4{font-family:var(--ui);text-transform:none;font-size:.78rem;letter-spacing:.02em;color:var(--ash);margin:18px 0 8px;}
.rail h4:first-child{margin-top:0;}
.rail ol{list-style:none;margin:0;padding:0;counter-reset:ch;}
.rail li a{
  display:block;padding:6px 8px;border-radius:var(--radius);
  font-family:var(--ui);font-size:.86rem;color:var(--ink);text-decoration:none;
  border-left:2px solid transparent;
}
.rail li a .n{color:var(--ash);margin-right:6px;font-variant-numeric:tabular-nums;}
.rail li a:hover{background:var(--parchment);}
.rail li a.current{border-left-color:var(--saffron);background:var(--parchment);font-weight:600;color:var(--sindoor);}
.rail-close{display:none;}

main.reader{padding:48px 40px 90px;min-width:0;width:100%;max-width:100%;overflow-x:hidden;}
.reader-body{min-width:0;width:100%;max-width:100%;overflow-wrap:break-word;}
.reader-body > *, .reader-body article, .reader-body section, .reader-body div{min-width:0;max-width:100%;}
.reader-body h1,.reader-body h2,.reader-body h3,.reader-body p,.reader-body li,.reader-body td,.reader-body th{overflow-wrap:break-word;word-break:normal;}
.reader-body table{display:block;max-width:100%;overflow-x:auto;}
.chapter-lead,.chapter-body{min-width:0;max-width:100%;overflow-wrap:anywhere;}
.chapter-scholarship{max-width:100%;overflow-wrap:anywhere;}
.crumb{font-family:var(--ui);font-size:.82rem;color:var(--ash);margin-bottom:18px;}
.crumb a{color:var(--ash);}
.chapter-kicker{font-family:var(--ui);font-size:.86rem;color:var(--saffron-deep);font-weight:600;margin-bottom:.4em;}
.reader h1{max-width:30ch;font-size:clamp(2.25rem,4.4vw,3.35rem);line-height:1.04;text-wrap:balance;overflow-wrap:break-word;}
.reader-body{width:100%;max-width:95ch;}
.reader-body h2:first-of-type{margin-top:1.2em;}
.reader-body blockquote{
  margin:1.6em 0; padding:.2em 0 .2em 20px; border-left:3px solid var(--gold);
  font-style:italic; color:var(--ash);
}
.reader-body table{border-collapse:collapse;width:100%;margin:1.4em 0;font-family:var(--ui);font-size:.92rem;}
.reader-body th,.reader-body td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top;}
.reader-body th{background:var(--parchment-2);}
.reader-body code{background:var(--parchment-2);padding:.1em .3em;border-radius:3px;font-size:.9em;}
.reader-body ul,.reader-body ol{padding-left:1.3em;}
.reader-body > p:first-of-type::first-letter{
  font-family:var(--display); font-size:3.4em; float:left; line-height:.8; padding:.06em .08em 0 0; color:var(--sindoor);
}
.visual-block{width:100%;max-width:920px;margin:2em 0;border:1px solid var(--line);background:var(--paper);}
.visual-block .vb-head{padding:14px 18px;border-bottom:1px solid var(--line);font-family:var(--ui);}
.visual-block .vb-head .vb-title{font-weight:600;color:var(--ink);display:block;}
.visual-block .vb-head .vb-note{color:var(--ash);font-size:.82rem;}
.visual-block .vb-body{padding:16px 18px;}
.visual-block .vb-source{padding:8px 18px;border-top:1px solid var(--line-soft);font-family:var(--ui);font-size:.76rem;color:var(--ash);}
.map-el{height:380px;width:100%;border:1px solid var(--line);}
.chart-el{width:100%;height:340px;}
.svg-el{width:100%;height:auto;display:block;}
.svg-el text{font-family:var(--ui);}

.pager{display:flex;justify-content:space-between;gap:20px;margin-top:56px;padding-top:24px;border-top:1px solid var(--line);max-width:920px;}
.pager a{flex:1;font-family:var(--ui);text-decoration:none;color:var(--ink);border:1px solid var(--line);padding:14px 18px;}
.pager a:hover{border-color:var(--saffron);}
.pager .dir{display:block;font-size:.76rem;color:var(--ash);margin-bottom:4px;}
.pager .next{text-align:right;}

footer{background:var(--ink);color:var(--parchment-2);padding:40px 0;font-family:var(--ui);font-size:.88rem;}
footer a{color:var(--saffron);}
footer .foot-grid{display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px;}

.legend{display:flex;gap:14px;flex-wrap:wrap;font-family:var(--ui);font-size:.8rem;color:var(--ash);margin:10px 0 0;}
.legend span{display:inline-flex;align-items:center;gap:6px;}
.legend i{width:10px;height:10px;border-radius:50%;display:inline-block;}

@media (max-width:920px){
  .hero .container{grid-template-columns:1fr;}
  .yantra-wrap{order:-1;max-width:220px;margin:0 auto;}
  .page-shell{grid-template-columns:1fr;}
  .rail{
    position:fixed; left:0; top:64px; bottom:0; width:82vw; max-width:320px;
    transform:translateX(-100%); transition:transform .25s ease; z-index:60; box-shadow:8px 0 24px rgba(0,0,0,.2);
  }
  .rail.open{transform:translateX(0);}
  .rail-close{display:block;position:absolute;right:10px;top:10px;background:none;border:0;font-size:1.4rem;cursor:pointer;}
  .topbar .menu-btn{display:block;}
  .topbar nav{display:none;}
  main.reader{padding:32px 20px 70px;}
}

/* ---------- Enriched exploratory visual layer ---------- */
.visual-lab{background:linear-gradient(180deg,var(--paper),#fbf8ef);}
.visual-grid-2{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;margin-bottom:24px;}
.visual-grid-2:last-child{margin-bottom:0;}
.visual-wide{grid-column:auto;}
.network-el{width:100%;height:520px;position:relative;overflow:hidden;background:radial-gradient(circle at 50% 45%,rgba(176,141,62,.07),transparent 48%);}
.network-el svg{display:block;}
.viz-tooltip{position:absolute;max-width:280px;padding:10px 12px;background:#1B1A2E;color:#F6EFE2;border-radius:3px;font-family:var(--ui);font-size:.78rem;line-height:1.45;pointer-events:none;z-index:20;box-shadow:0 8px 30px rgba(27,26,46,.22);}
.period-controls{font-family:var(--ui);}
.period-controls label{display:flex;justify-content:space-between;gap:12px;align-items:center;color:var(--ink);margin-bottom:16px;}
.period-controls input[type=range]{width:100%;accent-color:var(--saffron);}
.period-scale{display:flex;justify-content:space-between;color:var(--ash);font-size:.74rem;margin-top:5px;}
.period-summary{display:grid;grid-template-columns:1fr;gap:8px;margin-top:18px;max-height:270px;overflow:auto;padding-right:4px;}
.period-chip{appearance:none;border:1px solid var(--line);background:#fffdf7;text-align:left;padding:10px 12px;cursor:pointer;font-family:var(--ui);color:var(--ink);border-radius:2px;transition:transform .15s ease,border-color .15s ease,box-shadow .15s ease;}
.period-chip:hover{transform:translateY(-1px);border-color:var(--gold);box-shadow:0 5px 16px rgba(27,26,46,.08);}
.period-chip span{display:block;font-weight:600;margin-bottom:3px;}
.period-chip small{display:block;color:var(--ash);line-height:1.35;}
.muted{color:var(--ash);font-family:var(--ui);font-size:.85rem;}
.map-legend{background:rgba(255,253,247,.94);border:1px solid var(--line);padding:8px 10px;font:12px/1.45 var(--ui);color:var(--ink);box-shadow:0 2px 10px rgba(0,0,0,.08);}
.map-legend span{color:#8C2F39;}
@media(max-width:900px){.visual-grid-2{grid-template-columns:1fr;}.network-el{height:430px;}.visual-wide{grid-column:auto;}}

/* ---------- Subject lens navigator ---------- */
.lens-section{background:linear-gradient(180deg,var(--paper),var(--parchment));}
.lens-layout{display:grid;grid-template-columns:minmax(420px,1.05fr) minmax(420px,.95fr);gap:24px;align-items:stretch;}
.lens-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;align-content:start;}
.lens-card{appearance:none;border:1px solid var(--line);background:var(--parchment);padding:16px;text-align:left;min-height:108px;cursor:pointer;display:flex;flex-direction:column;gap:6px;border-top:3px solid var(--gold);transition:transform .16s ease,background .16s ease,border-color .16s ease;}
.lens-card:hover,.lens-card.active{background:var(--paper);transform:translateY(-2px);border-color:var(--saffron);}
.lens-icon{font-family:var(--display);font-size:1.45rem;color:var(--saffron-deep);line-height:1;}
.lens-name{font-family:var(--ui);font-weight:600;font-size:.86rem;line-height:1.25;color:var(--ink);}
.lens-count{font-family:var(--ui);font-size:.72rem;color:var(--ash);margin-top:auto;}
.lens-visual{min-height:410px;}
.lens-atlas{min-height:390px;width:100%;overflow:hidden;}
.lens-status{display:flex;justify-content:space-between;gap:16px;margin-top:16px;padding:12px 14px;border:1px solid var(--line);background:rgba(255,255,255,.35);font-family:var(--ui);font-size:.84rem;color:var(--ash);}
.lens-status strong{color:var(--ink);}
.explore-controls{margin:0 0 20px;padding:14px 16px;border:1px solid var(--line);background:var(--paper);}
.control-label{font-family:var(--ui);font-size:.76rem;font-weight:600;color:var(--ash);margin-bottom:8px;}
.lens-filter{display:flex;gap:8px;flex-wrap:wrap;}
.lens-filter button{background:transparent;border:1px solid var(--line);color:var(--ink);padding:7px 11px;border-radius:18px;font-size:.78rem;cursor:pointer;font-family:var(--ui);}
.lens-filter button.active{background:var(--saffron);border-color:var(--saffron);color:var(--ink);}
.chapter-card[data-era="regional"]{border-top-color:#6F6A8E;}
@media(max-width:900px){.lens-layout{grid-template-columns:1fr}.lens-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.lens-cards{grid-template-columns:1fr}.lens-atlas{min-height:330px}.lens-status{flex-direction:column;gap:4px}}

/* Accessibility/readability pass: high-contrast text on parchment/paper surfaces. */
.section-head p,.visual-block .vb-head .vb-note,.visual-block .vb-source,.period-scale,.period-chip small,.muted,.lens-count,.lens-status,.control-label,.chapter-card .num,.chapter-card .desc,.rail h4,.rail li a .n,.crumb,.crumb a,.reader-body blockquote,.legend { color:#222 !important; }
.chapter-card,.chapter-card h3,.lens-name,.lens-filter button,.era-filter button,.period-controls label,.period-chip,.lens-status strong { color:#111; }
.lens-atlas svg text { fill:#111; }
.region-control-label{margin-top:14px;}
.region-filter{margin-bottom:10px;}
.extra-filter-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:12px;}
.extra-filter{flex:1 1 320px;min-width:260px;}
.region-filter button.active{background:var(--ink);color:var(--parchment);border-color:var(--ink);}


/* ---------- Interactive regional map + richer filtering ---------- */
.regional-map-shell{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(300px,.75fr);gap:18px;align-items:stretch;}
.regional-map-card,.regional-map-detail{border:1px solid var(--line);background:#fffdf7;min-width:0;}
.regional-map-card{padding:12px;position:relative;overflow:hidden;}
.regional-map-toolbar{display:flex;justify-content:space-between;gap:12px;align-items:center;margin:0 0 8px;font-family:var(--ui);font-size:.76rem;color:#333;}
.regional-map-toolbar strong{font-size:.84rem;color:var(--ink);}
.regional-map-legend{display:flex;gap:10px;flex-wrap:wrap;}
.regional-map-legend span{display:inline-flex;align-items:center;gap:5px;}
.regional-map-legend i{width:9px;height:9px;border-radius:50%;display:inline-block;}
.regional-map-svg{width:100%;height:auto;display:block;background:linear-gradient(180deg,#fbf8f0,#f4ede0);border:1px solid var(--line-soft);}
.map-country{fill:#eee6d6;stroke:#c7bda9;stroke-width:.55;vector-effect:non-scaling-stroke;transition:fill .16s,stroke .16s;}
.map-country.india{fill:#f0dfc3;stroke:#9d8c70;stroke-width:1.1;}
.map-country:hover{fill:#ead5b0;stroke:#8e6c3b;}
.map-region-zone{fill:rgba(176,141,62,.12);stroke:rgba(176,141,62,.55);stroke-width:1;stroke-dasharray:4 4;cursor:pointer;transition:fill .16s,stroke .16s;}
.map-region-zone:hover,.map-region-zone.active{fill:rgba(224,138,44,.25);stroke:#b96a17;stroke-width:1.7;}
.map-label{font:600 11px var(--ui);fill:#3a3540;pointer-events:none;}
.map-small-label{font:500 9px var(--ui);fill:#68615a;pointer-events:none;}
.map-marker{cursor:pointer;stroke:#fffdf7;stroke-width:1.5;vector-effect:non-scaling-stroke;transition:r .15s,opacity .15s;}
.map-marker:hover{stroke:#111;stroke-width:2.3;}
.map-marker.active{stroke:#111;stroke-width:2.5;}
.map-tooltip{position:absolute;z-index:5;pointer-events:none;max-width:280px;background:#1b1a2e;color:#fff;padding:9px 11px;border-radius:3px;box-shadow:0 8px 22px rgba(0,0,0,.16);font: .72rem/1.4 var(--ui);display:none;}
.map-tooltip strong{display:block;color:#fff;font-size:.78rem;margin-bottom:2px;}
.map-disclaimer{font:.68rem/1.4 var(--ui);color:#555;margin:8px 2px 0;}
.regional-map-detail{padding:18px;display:flex;flex-direction:column;}
.map-detail-kicker{font:600 .68rem var(--ui);text-transform:uppercase;letter-spacing:.08em;color:var(--saffron-deep);margin-bottom:5px;}
.map-detail-title{font-family:var(--display);font-size:1.55rem;line-height:1.05;color:var(--ink);margin:0 0 8px;}
.map-detail-copy{font:.78rem/1.55 var(--ui);color:#333;margin-bottom:12px;}
.map-detail-chapters{display:flex;flex-direction:column;gap:6px;margin-top:auto;max-height:330px;overflow:auto;padding-right:3px;}
.map-detail-chapter{display:grid;grid-template-columns:34px 1fr 16px;gap:8px;text-decoration:none;border:1px solid var(--line-soft);background:#fffaf1;padding:8px;color:#111;}
.map-detail-chapter:hover{border-color:var(--saffron);background:#fff5e5;}
.map-detail-num{font:700 .73rem var(--ui);color:var(--saffron-deep);}
.map-detail-chapter strong{font:600 .75rem/1.3 var(--ui);}
.map-detail-arrow{font:700 .9rem var(--ui);color:var(--sindoor);}
.map-detail-count{font:.7rem var(--ui);color:#555;margin:0 0 10px;}
.filter-group{margin-top:13px;}
.filter-group:first-child{margin-top:0;}
.filter-group .control-label{margin-bottom:7px;}
.filter-pills{display:flex;gap:7px;flex-wrap:wrap;}
.filter-pills button{background:transparent;border:1px solid var(--line);color:#222;padding:6px 10px;border-radius:16px;font:500 .72rem var(--ui);cursor:pointer;}
.filter-pills button:hover{border-color:var(--saffron);}
.filter-pills button.active{background:var(--ink);border-color:var(--ink);color:var(--parchment);}
.filter-summary{margin-top:12px;padding:9px 11px;border-left:3px solid var(--saffron);background:#fffaf1;font:.73rem/1.45 var(--ui);color:#333;}
@media(max-width:950px){.regional-map-shell{grid-template-columns:1fr}.regional-map-detail{min-height:280px}.map-detail-chapters{max-height:260px;}}

/* ---------- Source-linked visual redesign ---------- */
.regional-atlas{margin-top:20px;}
.atlas-intro{padding:14px 16px;margin-bottom:16px;border:1px solid var(--line);background:#fffdf7;font-family:var(--ui);font-size:.9rem;line-height:1.55;color:#222;}
.regional-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.region-card{border:1px solid var(--line);background:var(--paper);padding:16px;min-width:0;}
.region-card-head{display:flex;justify-content:space-between;gap:12px;align-items:baseline;border-bottom:1px solid var(--line-soft);padding-bottom:8px;}
.region-card-head h3{margin:0;font-family:var(--display);font-size:1.35rem;color:var(--ink);}
.region-card-head span{font:600 .72rem var(--ui);color:#555;white-space:nowrap;}
.region-card p{margin:9px 0 12px;font: .82rem/1.45 var(--ui);color:#333;}
.region-chapters{display:grid;grid-template-columns:1fr 1fr;gap:7px;}
.viz-chapter-link{display:flex;align-items:flex-start;gap:8px;text-decoration:none;border:1px solid var(--line-soft);background:#fffdf7;padding:8px 9px;color:#111;min-width:0;font:500 .75rem/1.3 var(--ui);transition:border-color .15s,transform .15s,background .15s;}
.viz-chapter-link:hover{border-color:var(--saffron);background:#fffaf0;transform:translateY(-1px);}
.viz-chapter-link .viz-ch-num{flex:0 0 auto;font-weight:700;color:var(--saffron-deep);}
.region-more{grid-column:1/-1;border:1px dashed var(--gold);background:transparent;padding:8px;cursor:pointer;font:600 .75rem var(--ui);color:#222;}
.region-more:hover{background:#fffaf0;}
.pathway-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;align-items:stretch;}
.pathway-column{position:relative;border:1px solid var(--line);background:#fffdf7;padding:14px;min-width:0;}
.pathway-column:not(:last-child)::after{content:"→";position:absolute;right:-12px;top:19px;width:24px;height:24px;display:grid;place-items:center;background:var(--paper);color:var(--saffron-deep);font-weight:700;z-index:2;}
.pathway-step{font:700 .86rem/1.18 var(--ui);color:var(--ink);padding-bottom:8px;border-bottom:2px solid var(--gold);min-height:2.25em;display:flex;align-items:flex-start;}
.pathway-column p{font:.72rem/1.42 var(--ui);color:#444;min-height:40px;margin:10px 0 12px;}
.pathway-links{display:flex;flex-direction:column;gap:7px;padding-right:0;}
.pathway-links .viz-chapter-link{display:block;padding:11px 12px;font-size:.78rem;line-height:1.34;}
.pathway-links .viz-chapter-title{display:block;min-width:0;max-width:100%;overflow-wrap:normal;word-break:normal;hyphens:none;}
.pathway-note,.domain-help{margin:12px 0 0;font:.76rem/1.45 var(--ui);color:#333;}
.domain-list{display:flex;flex-direction:column;gap:7px;}
.domain-row{display:grid;grid-template-columns:minmax(125px,1.25fr) 1fr 34px;gap:9px;align-items:center;border:0;background:transparent;padding:5px 0;text-align:left;cursor:pointer;color:#111;font-family:var(--ui);}
.domain-row:hover .domain-label{text-decoration:underline;text-decoration-color:var(--saffron);text-underline-offset:3px;}
.domain-label{font-size:.76rem;line-height:1.2;}
.domain-track{height:10px;background:#eee7d8;border-radius:2px;overflow:hidden;}
.domain-fill{display:block;height:100%;background:var(--saffron);min-width:4px;}
.domain-row strong{text-align:right;font-size:.76rem;}
.region-matrix{width:100%;overflow:auto;}
.region-matrix-table{width:100%;border-collapse:collapse;font: .74rem/1.35 var(--ui);color:#111;}
.region-matrix-table th,.region-matrix-table td{border:1px solid var(--line);padding:8px;vertical-align:top;text-align:left;}
.region-matrix-table thead th{background:#f4eee2;font-weight:700;}
.region-matrix-table tbody th{width:28%;font-weight:600;background:#fffaf1;}
.matrix-links{display:flex;flex-wrap:wrap;gap:5px;}
.matrix-links .viz-chapter-link{padding:4px 6px;font-size:.68rem;}
.matrix-more{padding:4px 6px;border:1px dashed var(--line);font-size:.68rem;color:#444;}
.viz-empty-note{padding:20px;border:1px dashed var(--line);font: .85rem/1.5 var(--ui);color:#333;background:#fffdf7;}

/* The subject atlas is a direct chapter index, not an overlap graph. */
.lens-atlas{min-height:390px;width:100%;overflow:auto;}
.atlas-selected{display:flex;justify-content:space-between;gap:12px;align-items:baseline;padding:0 0 10px;border-bottom:2px solid var(--gold);font-family:var(--ui);}
.atlas-selected strong{font-size:.95rem;color:#111;}
.atlas-selected span{font-size:.72rem;color:#444;white-space:nowrap;}
.atlas-chapter-list{display:flex;flex-direction:column;gap:7px;padding-top:10px;max-height:455px;overflow:auto;padding-right:4px;}
.atlas-chapter{display:grid;grid-template-columns:34px 1fr 20px;gap:9px;align-items:start;text-decoration:none;color:#111;border:1px solid var(--line-soft);background:#fffdf7;padding:9px 10px;}
.atlas-chapter:hover{border-color:var(--saffron);background:#fffaf0;}
.atlas-num{font:700 .76rem var(--ui);color:var(--saffron-deep);}
.atlas-copy{min-width:0;}
.atlas-copy strong{display:block;font:600 .78rem/1.3 var(--ui);}
.atlas-copy small{display:block;margin-top:3px;font:.69rem/1.35 var(--ui);color:#444;}
.atlas-arrow{font:700 .95rem var(--ui);color:var(--saffron-deep);}
.atlas-footnote{font:.72rem/1.4 var(--ui);color:#333;margin:10px 0 0;}
@media(max-width:1050px){.pathway-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.pathway-column:not(:last-child)::after{display:none}.regional-grid{grid-template-columns:1fr;}}
@media(max-width:700px){.region-chapters{grid-template-columns:1fr}.pathway-grid{grid-template-columns:1fr}.domain-row{grid-template-columns:1fr 1.4fr 30px}.atlas-chapter{grid-template-columns:30px 1fr 16px;}}

/* Regional filtering: counts are direct editorial mappings, not broad geographic tagging. */
.filter-note{margin:8px 0 0;font:.72rem/1.45 var(--ui);color:#666;max-width:980px;}
.filter-note strong{color:var(--ink);}
.map-sea-label{font-weight:700;letter-spacing:.01em;}

/* Readability fix: prevent long chapter titles from being clipped inside narrow pathway columns. */
.pathway-links .viz-chapter-link{width:100%;box-sizing:border-box;overflow:visible;}
.pathway-links .viz-chapter-title{min-width:0;max-width:100%;white-space:normal;}
@media(min-width:1051px){
  .pathway-column{padding:12px;}
  .pathway-links .viz-chapter-link{font-size:.74rem;line-height:1.3;padding:9px 10px;}
}

/* ---------- QA/final-flow polish ---------- */
.pager > span[aria-hidden="true"]{flex:1;display:block;}
.period-controls strong{font-variant-numeric:tabular-nums;}
.period-chip{display:block;color:var(--ink);text-decoration:none;}
.period-chip:focus-visible,.pager a:focus-visible,.rail a:focus-visible{outline:2px solid var(--saffron);outline-offset:2px;}
@media(max-width:600px){.pager{flex-direction:column}.pager .next{text-align:left}.pager > span[aria-hidden="true"]{display:none}.period-summary{max-height:none;}}


/* Chapter enrichment: visual orientation and at-a-glance panels */
.chapter-enrichment{margin:2.25rem 0 2.75rem;display:grid;grid-template-columns:minmax(0,1.55fr) minmax(260px,.75fr);gap:1.25rem;align-items:stretch}
.chapter-hero-visual{margin:0;background:#f6efe2;border:1px solid rgba(39,37,58,.14);box-shadow:0 10px 28px rgba(39,37,58,.08);overflow:hidden}
.chapter-hero-visual img{display:block;width:100%;height:auto;aspect-ratio:1200/520}
.chapter-hero-visual figcaption{padding:.7rem 1rem .85rem;font-size:.78rem;line-height:1.45;color:#68616a;background:#fbf7ef}
.chapter-at-a-glance{padding:1.35rem 1.35rem 1.15rem;background:#fbf7ef;border:1px solid rgba(39,37,58,.14);border-top:4px solid #b97822;align-self:stretch}
.chapter-at-a-glance h2{margin:.05rem 0 .65rem;font-size:1.25rem}
.chapter-at-a-glance p{margin:.35rem 0 1rem;font-size:.92rem;line-height:1.6}
.glance-links{margin:0;padding-left:1.15rem}.glance-links li{margin:.5rem 0;font-size:.88rem;line-height:1.45}
@media(max-width:820px){.chapter-enrichment{grid-template-columns:1fr}.chapter-hero-visual figcaption{font-size:.75rem}}

/* Reform timeline QA: stagger labels into separate lanes to prevent collisions. */
#viz-reform{min-height:600px;overflow:auto;}
#viz-reform svg{display:block;width:100%;height:auto;min-width:760px;}

/* Dynamic, chapter-specific enrichment */
.dynamic-enrichment{margin:2rem 0 2.6rem;padding:1.35rem 1.4rem;background:linear-gradient(135deg,#fbf7ef 0%,#f4ecdc 100%);border:1px solid var(--line);border-top:4px solid var(--saffron);box-shadow:0 8px 24px rgba(27,26,46,.06)}
.dyn-head{display:flex;justify-content:space-between;gap:1.5rem;align-items:flex-start}.dyn-kicker{font:600 .7rem/1 var(--ui);letter-spacing:.12em;text-transform:uppercase;color:#8a5a1d}.dynamic-enrichment h2{margin:.3rem 0 .45rem;font-size:1.55rem}.dyn-head p{margin:0;max-width:680px;color:#5f5a63}.dyn-stats{display:flex;gap:.55rem;flex-wrap:wrap;justify-content:flex-end}.dyn-stats span{display:block;padding:.45rem .6rem;background:#fffdf7;border:1px solid var(--line-soft);font:500 .72rem/1.2 var(--ui);color:#55526b;text-align:center}.dyn-stats b{display:block;color:var(--ink);font-size:.9rem}.dyn-grid{display:grid;grid-template-columns:1fr 1fr;gap:.85rem;margin-top:1rem}.dyn-card{background:#fffdf7;border:1px solid var(--line-soft);padding:1rem}.dyn-card h3{margin:0 0 .65rem;font:600 .88rem/1.2 var(--ui);color:var(--ink)}.dyn-chips{display:flex;gap:.45rem;flex-wrap:wrap}.dyn-chips span{padding:.35rem .5rem;border:1px solid #ded6c6;background:#f7f1e5;font:500 .72rem/1.2 var(--ui);color:#4f4a57}.dyn-related{margin-top:.85rem}.dyn-related-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.6rem}.dyn-related-grid a{display:flex;gap:.55rem;align-items:flex-start;padding:.65rem;text-decoration:none;border:1px solid var(--line-soft);background:#fff;color:inherit}.dyn-related-grid a:hover{border-color:var(--saffron);background:#fffaf0}.dyn-related-grid span{font:700 .7rem/1 var(--ui);color:var(--saffron-deep);white-space:nowrap}.dyn-related-grid strong{font:500 .78rem/1.3 var(--ui)}.dyn-sources{margin-top:.85rem;border-top:1px solid var(--line-soft);padding-top:.7rem}.dyn-sources summary{cursor:pointer;font:600 .78rem/1.4 var(--ui);color:#4f4a57}.dyn-sources ul{margin:.65rem 0 0 1.1rem;padding:0}.dyn-sources li{margin:.25rem 0;font:.78rem/1.4 var(--ui)}.dyn-sources a{color:#7b4d14}.dyn-sources p{font:.78rem/1.5 var(--ui);color:#666;margin:.6rem 0 0}
@media(max-width:760px){.dyn-head{display:block}.dyn-stats{justify-content:flex-start;margin-top:.85rem}.dyn-grid,.dyn-related-grid{grid-template-columns:1fr}.dynamic-enrichment{padding:1rem}.dyn-related-grid a{padding:.6rem}}

/* Self-contained, chapter-specific visual engine */
.self-contained-visual{margin:2.1rem 0 2.7rem;border:1px solid var(--line);background:#fffdf7;box-shadow:0 8px 24px rgba(27,26,46,.055);overflow:hidden}
.scv-head{display:flex;justify-content:space-between;gap:1.5rem;align-items:flex-start;padding:1.05rem 1.25rem .95rem;border-bottom:1px solid var(--line-soft);background:linear-gradient(180deg,#fbf7ef,#f7f0e2)}
.scv-kicker{display:block;font:600 .68rem/1 var(--ui);text-transform:uppercase;letter-spacing:.12em;color:#8a5a1d;margin-bottom:.35rem}
.scv-head h2{margin:0 0 .35rem;font-size:1.42rem;color:var(--ink)}
.scv-head p{margin:0;max-width:760px;font:.8rem/1.5 var(--ui);color:#5f5a63}
.scv-badge{white-space:nowrap;border:1px solid #d9cfbd;background:#fffdf7;padding:.42rem .55rem;font:600 .65rem var(--ui);color:#625c6b}
.scv-body{padding:1rem 1.15rem 1.15rem;overflow:auto}
.scv-body svg{display:block;min-width:680px;background:#fcfaf4;border:1px solid #e3dccd}
.scv-note{margin:.7rem 0 0;padding:.65rem .75rem;background:#f7f1e6;border-left:3px solid var(--saffron);font:.73rem/1.45 var(--ui);color:#5f5a63}
.scv-flow{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.6rem}
.scv-step{display:grid;grid-template-columns:34px 1fr;gap:.65rem;align-items:start;padding:.75rem;border:1px solid var(--line-soft);background:#fff;text-decoration:none;color:inherit;transition:.15s}
.scv-step:hover{border-color:var(--saffron);background:#fff8ec;transform:translateY(-1px)}
.scv-step span{font:700 .7rem var(--ui);color:var(--saffron-deep)}.scv-step strong{font:500 .78rem/1.35 var(--ui)}
.scv-map-wrap{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(250px,.8fr);gap:1rem}.scv-place-list{display:flex;flex-direction:column;gap:.45rem;max-height:430px;overflow:auto}.scv-place{padding:.65rem .7rem;border:1px solid var(--line-soft);background:#fff}.scv-place strong{display:block;font:600 .76rem var(--ui);color:var(--ink);margin-bottom:.2rem}.scv-place span{display:block;font:.7rem/1.4 var(--ui);color:#65606a}
@media(max-width:820px){.scv-head{display:block}.scv-badge{display:inline-block;margin-top:.7rem}.scv-flow{grid-template-columns:1fr}.scv-map-wrap{grid-template-columns:1fr}.scv-body{padding:.75rem}.scv-body svg{min-width:620px}}
.scv-map-panel{margin-top:.75rem;border:1px solid var(--line-soft);background:#fff;padding:.8rem}.scv-map-panel>strong{display:block;font:600 .82rem var(--ui);color:var(--ink)}.scv-map-panel>p{margin:.25rem 0 .65rem;font:.73rem/1.4 var(--ui);color:#65606a}.scv-map-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.45rem}.scv-map-item{border:1px solid var(--line-soft);background:#fffaf1;text-align:left;padding:.55rem;cursor:pointer}.scv-map-item:hover,.scv-map-item.active{border-color:var(--saffron);background:#fff5e5}.scv-map-item strong{display:block;font:600 .72rem var(--ui);color:var(--ink)}.scv-map-item span{display:block;margin-top:.18rem;font:.66rem/1.35 var(--ui);color:#68616a}@media(max-width:820px){.scv-map-list{grid-template-columns:1fr}}
.scv-evidence{display:flex;flex-direction:column;gap:.55rem}.scv-evidence-row{display:grid;grid-template-columns:minmax(220px,1.3fr) minmax(180px,2fr) 28px;gap:.7rem;align-items:center}.scv-evidence-label{display:flex;gap:.55rem;align-items:flex-start}.scv-evidence-label span{font:700 .66rem var(--ui);color:var(--saffron-deep);min-width:22px}.scv-evidence-label strong{font:500 .74rem/1.25 var(--ui);color:var(--ink)}.scv-evidence-track{height:11px;background:#eee7da;border:1px solid #ded5c5}.scv-evidence-track i{display:block;height:100%;background:#8C2F39}.scv-evidence-row>b{font:700 .72rem var(--ui);color:#4e4957;text-align:right}
@media(max-width:760px){.scv-evidence-row{grid-template-columns:1fr 30px}.scv-evidence-track{grid-column:1/2}.scv-evidence-row>b{grid-column:2;grid-row:2}}

/* Map QA: never let a dynamic map overflow its fixed legacy height and collide with chapter prose. */
.visual-block .vb-body{overflow:visible;}
.map-el{height:auto;min-height:0;overflow:visible;}
.map-el > svg{display:block;width:100%;height:auto;min-height:0;}
.map-el .scv-map-panel{position:relative;z-index:2;margin-top:10px;}

.chapter-scholarship{margin:2.25rem 0 1rem;padding:1.15rem 1.25rem;border:1px solid var(--line);background:var(--paper);}
.chapter-scholarship h2{margin:0 0 .45rem;font-size:1.28rem;color:var(--ink);}
.chapter-scholarship-intro{margin:.25rem 0 .85rem;font:.82rem/1.55 var(--ui);color:#5f5a63;}
.chapter-scholarship ol{margin:.35rem 0 0 1.2rem;padding:0;}
.chapter-scholarship li{margin:.45rem 0;padding-left:.2rem;font-size:.9rem;line-height:1.5;}
.scv-place-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.6rem;}
.scv-place-card{position:relative;text-align:left;border:1px solid var(--line-soft);background:#fffaf1;padding:.8rem;cursor:pointer;transition:.15s;}
.scv-place-card:hover{border-color:var(--saffron);transform:translateY(-1px);}
.scv-place-card strong{display:block;margin-top:.2rem;font:600 .9rem var(--ui);color:var(--ink);}
.scv-place-card p{margin:.25rem 0 0;font:.7rem/1.4 var(--ui);color:#65606a;}
.scv-place-index{font:700 .62rem var(--ui);letter-spacing:.08em;color:var(--saffron-deep);}
@media(max-width:760px){.scv-place-grid{grid-template-columns:1fr 1fr;}}

.chapter-home-link{margin:0 0 18px;font-family:var(--ui);font-size:.88rem;}
.chapter-home-link a{color:var(--sindoor);text-decoration:underline;text-underline-offset:3px;}
.chapter-home-link a:hover{color:var(--saffron-deep);}
.chapter-scholarship-empty{font-family:var(--ui);font-size:.86rem;color:var(--ash);}
.chapter-scholarship ol{padding-left:1.35rem;}
.chapter-scholarship li{margin:.45rem 0;}
.chapter-scholarship a{color:var(--sindoor);text-decoration:underline;text-underline-offset:2px;}
.chapter-scholarship a:hover{color:var(--saffron-deep);}

/* Indian interpretive voices: content-rich, source-led additions */
.indian-voices{margin:30px 0 34px;padding:24px 26px;border:1px solid rgba(53,51,90,.16);background:linear-gradient(180deg,rgba(250,247,240,.92),rgba(255,253,248,.96));border-radius:4px;}
.indian-voices h2{margin-top:0;}
.indian-voices p{max-width:78ch;}
.indian-voices-note{margin-bottom:0;padding-top:10px;border-top:1px solid rgba(53,51,90,.12);font-family:var(--ui);font-size:.92rem;}
.indian-voices a{color:var(--sindoor);text-decoration:underline;text-underline-offset:3px;}

/* FAQ promotion */
.faq-promo{background:#eee6d8}.faq-promo-inner{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:30px;align-items:center;border:1px solid var(--line);background:#fffaf0;padding:30px;border-radius:18px}.faq-promo h2{font:700 2.2rem var(--display);margin:.2em 0}.faq-promo p{max-width:720px;font:1rem/1.6 var(--serif);color:#443d34}.faq-promo-visual{display:grid;place-items:center}.faq-promo-visual svg{max-width:100%}@media(max-width:700px){.faq-promo-inner{grid-template-columns:1fr}.faq-promo-visual{display:none}}

/* ---------- 2026 home-page simplification ---------- */
.hero .container.hero-copy{display:block;max-width:900px}
.hero{padding:68px 0 58px}
.hero-stats{display:flex;flex-wrap:wrap;gap:0;margin-top:28px;border-top:1px solid rgba(246,239,226,.18);max-width:720px}
.hero-stat{padding:14px 30px 4px 0;margin-right:30px;border-right:1px solid rgba(246,239,226,.16);font-family:var(--ui)}
.hero-stat:last-child{border-right:0}
.hero-stat strong{display:block;color:#fff;font-size:1.25rem;line-height:1.1}
.hero-stat span{display:block;color:var(--parchment-2);font-size:.74rem;margin-top:3px}
.reading-visual-note{margin:0 0 22px;padding:11px 14px;border-left:3px solid var(--gold);background:var(--paper);font: .78rem/1.5 var(--ui);color:#555}
.faq-promo-inner.faq-promo-single{display:block}
.faq-promo{background:var(--paper)}
@media(max-width:700px){.hero-stat{padding-right:16px;margin-right:16px}.hero-stats{gap:4px}.hero-stat strong{font-size:1.1rem}}
/* Home no longer carries the old multi-chart/data laboratory. Those explanatory visuals live in chapters. */
.home-data-lab{display:none!important}