/* ==========================================================================
   THE GREAT INDIAN GURUKUL — design system
   Type: Fraunces (display, body, and data/labels alike — one family,
   soft/wonk optical-size range, across the whole iViRTH network)
   Palette: marigold & amber gold on khadi paper
   ========================================================================== */

:root{
  /* ---- surfaces ---- */
  --paper:        #FBF2E1;   /* unbleached khadi paper */
  --paper-deep:   #F2E1BB;   /* deeper card surface */
  --paper-line:   #E1C48B;   /* hairline / rule colour */
  --white:        #FFFDF8;

  /* ---- ink ---- */
  --ink:          #2B1B10;   /* near-black, warm bark brown */
  --ink-soft:     #6B4F30;
  --ink-faint:    #9C8258;

  /* ---- marigold / amber gold ---- */
  --marigold:       #E29B0E;
  --marigold-deep:  #AD6C05;
  --marigold-light: #F6C863;
  --marigold-wash:  #FBEBC4;

  /* ---- grounding dark (temple-dusk indigo) ---- */
  --dusk:       #24334A;
  --dusk-deep:  #17212F;
  --dusk-line:  #3B4C68;

  /* ---- structural accent (fired clay) ---- */
  --terracotta: #A6512E;

  /* ---- type ---- */
  --font-display: "Fraunces", ui-serif, Georgia, serif;
  --font-body: "Fraunces", ui-serif, Georgia, serif;
  --font-mono: "Fraunces", ui-serif, Georgia, serif;

  --container: 1180px;

  --shadow-soft: 0 18px 40px -22px rgba(43,27,16,0.35);
  --shadow-card: 0 10px 28px -16px rgba(43,27,16,0.28);

  --ease: cubic-bezier(.22,.61,.36,1);
}

*, *::before, *::after{ box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html{ scroll-behavior: smooth; scroll-padding-top: 92px; -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
html:has(.subnav){ scroll-padding-top: 148px; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}

body{
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body.nav-open{ overflow: hidden; height: 100%; }

img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }

h1,h2,h3,h4{
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  margin: 0 0 .5em;
  letter-spacing: -0.01em;
  color: var(--ink);
  font-variation-settings: "SOFT" 40, "WONK" 1;
}

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

/* ---------------------------------- eyebrow / mono labels ---------------------------------- */
.eyebrow{
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--marigold-deep);
  display: inline-flex;
  align-items: center;
  gap: .6em;
  margin-bottom: 14px;
}
.eyebrow::before{
  content: "";
  width: 22px; height: 1px;
  background: var(--marigold-deep);
  display: inline-block;
}
.eyebrow.on-dark{ color: var(--marigold-light); }
.eyebrow.on-dark::before{ background: var(--marigold-light); }

/* ---------------------------------- buttons ---------------------------------- */
.btn{
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px; letter-spacing: .06em; text-transform: uppercase;
  padding: 14px 26px;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  touch-action: manipulation;
  transition: transform .25s var(--ease), background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}
.btn-primary{ background: var(--marigold); color: var(--dusk-deep); border-color: var(--marigold); font-weight: 600; }
.btn-primary:hover{ background: var(--marigold-deep); border-color: var(--marigold-deep); color: var(--white); transform: translateY(-2px); }
.btn-ghost{ background: transparent; color: var(--ink); border-color: var(--ink-faint); }
.btn-ghost:hover{ border-color: var(--ink); background: var(--ink); color: var(--paper); transform: translateY(-2px); }
.btn-ghost.on-dark{ color: var(--paper); border-color: var(--dusk-line); }
.btn-ghost.on-dark:hover{ background: var(--marigold); border-color: var(--marigold); color: var(--dusk-deep); }
.btn svg{ width: 14px; height: 14px; }

/* ---------------------------------- nav ---------------------------------- */
.site-nav{
  position: sticky; top: 0; z-index: 100;
  background: rgba(251,242,225,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--paper-line);
}
.site-nav .wrap{ display: flex; align-items: center; justify-content: space-between; height: 76px; }
.brand{ display:flex; align-items:center; gap:10px; line-height:1; }
.brand-mark{ height:40px; width:auto; display:block; flex-shrink:0; }
.brand-text{ display:flex; flex-direction:column; line-height:1; }
.brand .word{
  font-family: var(--font-display); font-weight: 600; font-size: 20px; letter-spacing: .01em;
  color: var(--ink);
}
.brand .word em{ font-style: italic; color: var(--marigold-deep); }
.brand .sub{ font-family: var(--font-mono); font-size: 10px; letter-spacing:.16em; text-transform:uppercase; color: var(--ink-faint); margin-top: 3px; }

.nav-links{ display: flex; align-items: center; gap: 6px; }
.nav-links a{
  font-family: var(--font-mono); font-size: 12.5px; letter-spacing: .06em; text-transform: uppercase;
  padding: 10px 14px; border-radius: 2px; color: var(--ink-soft);
  transition: color .2s, background .2s;
  position: relative;
}
.nav-links a:hover{ color: var(--ink); background: var(--paper-deep); }
.nav-links a.active{ color: var(--marigold-deep); font-weight: 600; }
.nav-links a.active::after{
  content:""; position:absolute; left:14px; right:14px; bottom:5px; height:2px; background: var(--marigold-deep);
}
.nav-cta{ margin-left: 8px; }

.nav-toggle{ display:none; }

/* ---------------------------------- footer ---------------------------------- */
.site-footer{ background: var(--dusk-deep); color: var(--paper); padding: 72px 0 30px; }
.site-footer .grid{ display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.site-footer h5{ font-family: var(--font-mono); font-size: 12px; text-transform: uppercase; letter-spacing: .14em; color: var(--marigold-light); margin: 0 0 18px; }
.site-footer p{ color: #C9D2DF; font-size: 14.5px; max-width: 320px; }
.site-footer ul{ list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 11px; }
.site-footer a{ color: #C9D2DF; font-size: 14.5px; transition: color .2s; }
.site-footer a:hover{ color: var(--marigold-light); }
.footer-bottom{
  margin-top: 56px; padding-top: 26px; border-top: 1px solid var(--dusk-line);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
  font-family: var(--font-mono); font-size: 11.5px; letter-spacing: .04em; color: #8394AA;
}
.footer-bottom .domain{ color: var(--marigold-light); }

/* ---------------------------------- section rhythm ---------------------------------- */
.section{ padding: 108px 0; }
.section.tight{ padding: 76px 0; }
.section-alt{ background: var(--paper-deep); }
.section-dusk{ background: var(--dusk-deep); color: var(--paper); }
.section-dusk h2, .section-dusk h3{ color: var(--paper); }
.section-dusk .ink-soft{ color: #C9D2DF; }

.section-head{ max-width: 680px; margin-bottom: 56px; }
.section-head.center{ margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2{ font-size: clamp(30px, 3.4vw, 44px); }
.section-head .lede{ font-size: 18px; color: var(--ink-soft); margin-top: 14px; }
.section-dusk .section-head .lede{ color: #C9D2DF; }

/* mandala divider — recurring signature motif: a hairline flanked by concentric dots */
.mandala-rule{ display:flex; align-items:center; justify-content:center; gap: 10px; margin: 0 auto 34px; width: fit-content; }
.mandala-rule .line{ width: 64px; height: 1px; background: var(--paper-line); }
.mandala-rule .ring{ width: 9px; height: 9px; border-radius: 50%; border: 1px solid var(--marigold-deep); }
.mandala-rule .dot{ width: 5px; height: 5px; border-radius: 50%; background: var(--marigold); }
.section-dusk .mandala-rule .line{ background: var(--dusk-line); }

/* ---------------------------------- cards ---------------------------------- */
.card{
  background: var(--white);
  border: 1px solid var(--paper-line);
  border-radius: 3px;
  padding: 30px 28px;
  box-shadow: var(--shadow-card);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.card:hover{ transform: translateY(-4px); border-color: var(--marigold); box-shadow: var(--shadow-soft); }
.card .tag{ font-family: var(--font-mono); font-size: 11px; letter-spacing:.1em; text-transform:uppercase; color: var(--marigold-deep); }
.card .sqft{ font-family: var(--font-mono); font-size: 12px; color: var(--ink-faint); }
.card h3{ font-size: 21px; margin: 10px 0 8px; }
.card p{ color: var(--ink-soft); font-size: 15px; margin: 0; }

.card-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card-grid.cols-2{ grid-template-columns: repeat(2, 1fr); }

/* ---------------------------------- stats ---------------------------------- */
.stat-row{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--paper-line); border: 1px solid var(--paper-line); }
.stat{ background: var(--paper); padding: 30px 26px; }
.stat .num{ font-family: var(--font-display); font-size: clamp(26px,3vw,38px); color: var(--marigold-deep); font-weight: 600; }
.stat .label{ font-family: var(--font-mono); font-size: 11.5px; text-transform: uppercase; letter-spacing: .07em; color: var(--ink-soft); margin-top: 6px; }

/* ---------------------------------- tables ---------------------------------- */
.table-wrap{ overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--paper-line); border-radius: 3px; background: var(--white); }
table{ width: 100%; border-collapse: collapse; min-width: 640px; }
th, td{ text-align: left; padding: 16px 20px; font-size: 14.5px; border-bottom: 1px solid var(--paper-line); vertical-align: top; }
th{ font-family: var(--font-mono); text-transform: uppercase; letter-spacing: .06em; font-size: 11.5px; color: var(--marigold-deep); background: var(--marigold-wash); }
tr:last-child td{ border-bottom: none; }
td.muted{ color: var(--ink-soft); }

/* ---------------------------------- pillars / pill list ---------------------------------- */
.pill{ display:inline-block; font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing:.08em; padding: 5px 11px; border: 1px solid var(--marigold-deep); color: var(--marigold-deep); border-radius: 999px; }

/* ---------------------------------- bar chart (campus BUA) ---------------------------------- */
.bars{ display: flex; flex-direction: column; gap: 16px; }
.bar-row{ display: grid; grid-template-columns: 230px 1fr 90px; align-items: center; gap: 16px; }
.bar-row .name{ font-size: 14.5px; }
.bar-row .name small{ display:block; font-family: var(--font-mono); font-size: 11px; color: var(--ink-faint); margin-top:2px; }
.bar-track{ background: var(--paper-deep); border-radius: 2px; height: 12px; overflow: hidden; }
.bar-fill{ height: 100%; background: linear-gradient(90deg, var(--marigold-deep), var(--marigold-light)); border-radius: 2px; width: 0; transition: width 1.1s var(--ease); }
.bar-row .val{ font-family: var(--font-mono); font-size: 13px; color: var(--ink-soft); text-align: right; }

/* ---------------------------------- timeline ---------------------------------- */
.timeline{ position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.timeline::before{ content:""; position:absolute; top: 26px; left: 4%; right:4%; height: 1px; background: var(--paper-line); }
.tl-item{ position: relative; padding-top: 54px; }
.tl-dot{ position:absolute; top: 18px; left: 0; width: 16px; height:16px; border-radius:50%; background: var(--paper); border: 2px solid var(--marigold-deep); }
.tl-item .age{ font-family: var(--font-mono); font-size: 12.5px; color: var(--marigold-deep); letter-spacing:.04em; }
.tl-item h4{ font-size: 19px; margin: 8px 0 6px; }
.tl-item p{ color: var(--ink-soft); font-size: 14.5px; margin: 0; }
.tl-ceremony{ font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing:.06em; color: var(--terracotta); margin-top: 12px; display:block; }

/* ---------------------------------- radial diagram wrapper ---------------------------------- */
.radial-wrap{ display:flex; justify-content:center; align-items:center; }
.radial-wrap svg{ width: 100%; height: auto; max-width: 640px; }
.radial-wrap.small svg{ max-width: 460px; }

/* ---------------------------------- steps (numbered — real sequence) ---------------------------------- */
.steps{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; counter-reset: step; }
.step{ position: relative; padding-top: 8px; }
.step .n{ font-family: var(--font-display); font-size: 44px; color: var(--paper-line); font-weight: 600; line-height: 1; margin-bottom: 8px; }
.step h4{ font-size: 19px; margin: 6px 0 8px; }
.step p{ color: var(--ink-soft); font-size: 14.5px; margin: 0; }

/* ---------------------------------- accordion (curricular equivalence) ---------------------------------- */
.accordion{ border-top: 1px solid var(--paper-line); }
.acc-item{ border-bottom: 1px solid var(--paper-line); }
.acc-head{
  display:flex; align-items:center; justify-content:space-between; gap: 16px;
  padding: 22px 4px; cursor: pointer; background: none; border: none; width: 100%; text-align: left;
  font-family: var(--font-body); font-size: 17px; font-weight: 600; color: var(--ink);
  touch-action: manipulation;
}
.acc-head .plus{ font-family: var(--font-mono); font-size: 20px; color: var(--marigold-deep); transition: transform .3s var(--ease); flex: none; }
.acc-item.open .plus{ transform: rotate(45deg); }
.acc-body{ max-height: 0; overflow: hidden; transition: max-height .35s var(--ease); }
.acc-body-inner{ padding: 0 4px 24px; color: var(--ink-soft); font-size: 15px; }
.acc-body-inner .row{ display:grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 8px;}
.acc-body-inner .row .k{ font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing:.08em; color: var(--marigold-deep); margin-bottom: 4px; display:block;}

/* ---------------------------------- callout ---------------------------------- */
.callout{ border: 1px solid var(--terracotta); background: #FBEADF; border-radius: 3px; padding: 22px 24px; display:flex; gap: 16px; align-items:flex-start; }
.callout .ic{ font-family: var(--font-mono); color: var(--terracotta); font-size: 18px; flex: none; margin-top:1px; }
.callout p{ margin:0; font-size: 14.5px; color: #5C3722; }
.callout strong{ color: var(--terracotta); }

/* ---------------------------------- hero ---------------------------------- */
.hero{ position: relative; padding: 84px 0 110px; overflow: hidden; }
.hero-grid{ display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; }
.hero h1{ font-size: clamp(42px, 5.6vw, 74px); }
.hero .lede{ font-size: 19px; color: var(--ink-soft); max-width: 520px; margin: 20px 0 34px; }
.hero-cta{ display: flex; gap: 14px; flex-wrap: wrap; }
.hero-tag{ position:absolute; }

/* reveal-on-scroll */
.reveal{ opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in{ opacity: 1; transform: translateY(0); }

/* ---------------------------------- page header (interior pages) ---------------------------------- */
.page-header{ padding: 64px 0 56px; border-bottom: 1px solid var(--paper-line); }
.page-header h1{ font-size: clamp(36px, 4.6vw, 56px); }
.page-header .lede{ font-size: 17.5px; color: var(--ink-soft); max-width: 640px; margin-top: 16px; }

/* sub-nav for long pages */
.subnav{ position: sticky; top: 76px; z-index: 90; background: var(--paper); border-bottom: 1px solid var(--paper-line); }
.subnav .wrap{ display:flex; gap: 4px; overflow-x:auto; padding: 14px 0; }
.subnav a{ font-family: var(--font-mono); font-size: 12px; text-transform: uppercase; letter-spacing:.06em; color: var(--ink-soft); padding: 8px 14px; white-space:nowrap; border-radius: 999px; }
.subnav a:hover{ background: var(--paper-deep); color: var(--ink); }
.subnav a.active{ background: var(--dusk); color: var(--marigold-light); }

/* ---------------------------------- misc ---------------------------------- */
.two-col{ display:grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.tick-list{ list-style:none; margin: 0; padding:0; display:flex; flex-direction:column; gap:14px; }
.tick-list li{ display:flex; gap: 12px; font-size: 15px; color: var(--ink-soft); }
.tick-list li::before{ content:"◆"; color: var(--marigold-deep); font-size: 9px; margin-top: 6px; flex:none; }

.kicker-num{ font-family: var(--font-mono); color: var(--marigold-deep); }

hr.rule{ border:none; border-top: 1px solid var(--paper-line); margin: 0; }

.text-center{ text-align:center; }
.max-w-prose{ max-width: 66ch; }

/* ================================= RESPONSIVE ================================= */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns: 1fr; }
  .card-grid{ grid-template-columns: repeat(2,1fr); }
  .stat-row{ grid-template-columns: repeat(2,1fr); }
  .site-footer .grid{ grid-template-columns: 1fr 1fr; }
  .two-col{ grid-template-columns: 1fr; gap: 36px; }
  .timeline{ grid-template-columns: 1fr; gap: 34px;}
  .timeline::before{ display:none; }
  .steps{ grid-template-columns: 1fr; }
}
@media (max-width: 760px){
  .nav-links{
    position: fixed; inset: 76px 0 0 0; background: var(--paper); flex-direction: column; align-items: stretch;
    padding: 18px; gap: 2px; transform: translateX(100%); transition: transform .35s var(--ease);
    border-top: 1px solid var(--paper-line);
  }
  .nav-links.open{ transform: translateX(0); }
  .nav-links a{ padding: 16px 10px; font-size: 14px; border-bottom: 1px solid var(--paper-line); min-height: 44px; display:flex; align-items:center; }
  .nav-cta{ margin: 10px; justify-content:center; }
  .nav-toggle{
    display:flex; flex-direction:column; justify-content:center; align-items:center; gap:5px; width: 44px; height: 44px; background:none; border:none; cursor:pointer; touch-action: manipulation; flex: none;
  }
  .nav-toggle span{ height: 2px; width: 22px; background: var(--ink); display:block; }
  .card-grid{ grid-template-columns: 1fr; }
  .card-grid.cols-2{ grid-template-columns: 1fr; }
  .stat-row{ grid-template-columns: 1fr 1fr; }
  .site-footer .grid{ grid-template-columns: 1fr; gap: 30px; }
  .bar-row{ grid-template-columns: 1fr; gap: 6px; }
  .bar-row .val{ text-align:left; }
  .section{ padding: 72px 0; }
  .hero{ padding: 56px 0 72px; }
  .acc-body-inner .row{ grid-template-columns: 1fr; gap: 16px; }
  .subnav .wrap{ -webkit-overflow-scrolling: touch; }
}

@media (max-width: 480px){
  .container{ padding: 0 18px; }
  .hero{ padding: 44px 0 56px; }
  .hero h1{ font-size: clamp(30px, 9.5vw, 40px); }
  .hero .lede{ font-size: 16px; margin: 16px 0 28px; }
  .section{ padding: 56px 0; }
  .section.tight{ padding: 44px 0; }
  .section-head{ margin-bottom: 36px; }
  .section-head .lede{ font-size: 16.5px; }
  .stat{ padding: 22px 16px; }
  .stat .num{ font-size: 24px; }
  .card{ padding: 24px 20px; }
  .card-grid{ gap: 16px; }
  .btn{ padding: 13px 20px; font-size: 12.5px; }
  .page-header{ padding: 44px 0 36px; }
  .page-header h1{ font-size: clamp(28px, 8.5vw, 36px); }
  .page-header .lede{ font-size: 16px; }
  .two-col{ gap: 28px; }
  .radial-wrap svg{ max-width: 300px; }
  .radial-wrap.small svg{ max-width: 260px; }
  th, td{ padding: 12px 14px; font-size: 13.5px; }
  .steps{ gap: 22px; }
  .callout{ padding: 18px 18px; flex-direction:column; }
}