:root {
  --sand: #f5efdf;
  --sand-deep: #ece0c2;
  --paper-line: #d9c99a;
  --teal: #223b36;
  --teal-soft: #4a6058;
  --sage: #7c9473;
  --sage-bright: #97b087;
  --ochre: #9c7539;
  --ochre-ink: #7b5c2d;     /* ochre deepened for small text on sand (≥4.5:1) */
  --ochre-bright: #c9a061;  /* ochre lifted for text on teal (≥4.5:1) */

  --font-display: "Libre Bodoni", "Bodoni 72", Didot, "Times New Roman", serif;
  --font-body: "Source Serif 4", Georgia, serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --font-devanagari: "Noto Sans Devanagari", serif;

  color-scheme: light;
}

body {
  background: var(--sand);
  color: var(--teal);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
}

::selection { background: var(--sage-bright); color: var(--teal); }

:focus-visible { outline: 2px solid var(--sage-bright); outline-offset: 3px; }

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 500; color: var(--teal); letter-spacing: 0; word-spacing: 0.08em; line-height: 1.12; }

.eyebrow-mono {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ochre-ink);
}

.seal-mark { color: currentColor; }

.leaf-mark { width: 1em; height: 1em; }

/* ---------------- Header ---------------- */

.site-header {
  background: rgba(245, 239, 223, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--paper-line);
}

.site-brand { font-family: var(--font-display); font-size: 1.15rem; color: var(--teal); }
.site-brand .seal-mark { width: 28px; height: 28px; color: var(--ochre); }

.nav-menu a, .nav-dropdown-trigger { color: var(--teal-soft); font-size: 0.93rem; font-family: inherit; }

.site-header__subbrand { color: var(--teal-soft); border-left-color: var(--paper-line); }
.site-header__submark { border-radius: 50%; object-fit: cover; }

.nav-dropdown {
  background: var(--sand);
  border: 1px solid var(--paper-line);
  box-shadow: 0 18px 40px -18px rgba(34,59,54,0.35);
}
.nav-dropdown a { border-bottom: 1px solid var(--paper-line); }
.nav-dropdown a:last-child { border-bottom: none; }
.nav-dropdown a strong { font-family: var(--font-display); font-weight: 500; font-size: 1rem; }
.nav-dropdown a span { font-size: 0.8rem; color: var(--teal-soft); }
.nav-dropdown a:hover { background: var(--sand-deep); }

.nav-cta {
  border: 1px solid var(--teal);
  padding: 0.55rem 1.15rem;
  color: var(--teal) !important;
  font-family: var(--font-mono);
  font-size: 0.8rem !important;
  text-transform: uppercase;
}
.nav-cta:hover { background: var(--teal); color: var(--sand) !important; }

@media (max-width: 860px) { .nav-menu { background: var(--sand); border-left: 1px solid var(--paper-line); } }

/* ---------------- Institute banner / hero ---------------- */

.folio-hero {
  position: relative;
  background: var(--teal);
  color: var(--sand);
  overflow: hidden;
}

.folio-hero__grain {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 20% 20%, rgba(245,239,223,0.06), transparent 60%),
                     radial-gradient(circle at 80% 70%, rgba(156,117,57,0.14), transparent 55%);
  pointer-events: none;
}

.folio-hero__inner {
  position: relative;
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(3.5rem, 8vw, 6rem) clamp(1.25rem, 4vw, 2.5rem);
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.folio-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}

.folio-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid rgba(245,239,223,0.4);
  padding: 0.4rem 0.75rem;
  color: var(--sand-deep);
}

.folio-hero h1 {
  font-size: clamp(2.1rem, 4.6vw, 3.4rem);
  line-height: 1.05;
  color: var(--sand);
}

.folio-hero__sub {
  font-size: 1.05rem;
  color: var(--sage-bright);
  margin-top: 0.9rem;
  max-width: 46ch;
}

.motto {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(245,239,223,0.25);
}

.motto__sanskrit {
  font-family: var(--font-devanagari);
  font-size: 1.3rem;
  color: var(--ochre-bright);
}

.motto__gloss {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: rgba(245,239,223,0.65);
  margin-top: 0.35rem;
  letter-spacing: 0.03em;
}

.hero-ctas { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2rem; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.85rem 1.6rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 1px solid currentColor;
}
.btn--primary { background: var(--ochre-ink); border-color: var(--ochre-ink); color: var(--sand); }
.btn--primary:hover { background: var(--sand); color: var(--teal); border-color: var(--sand); }
.btn--ghost { color: var(--sand); }
.btn--ghost:hover { background: var(--sand); color: var(--teal); }

.folio-hero__portrait {
  display: grid;
  place-items: center;
  min-height: 320px;
}

.yantra-mark {
  width: min(90%, 480px);
  height: auto;
  aspect-ratio: 1;
  filter: drop-shadow(0 10px 26px rgba(0,0,0,0.3));
}
.yantra-mark .yantra-ring { stroke: var(--sage-bright); opacity: 0.65; }
.yantra-mark .yantra-petals { stroke: var(--sage-bright); opacity: 0.55; }
.yantra-mark .yantra-tri-major { stroke: var(--ochre); }
.yantra-mark .yantra-tri-minor { stroke: var(--ochre); opacity: 0.75; }
.yantra-mark .yantra-bindu { fill: var(--ochre); }

/* ---------------- Section shell ---------------- */

.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(3.5rem, 8vw, 6rem) clamp(1.25rem, 4vw, 2.5rem);
}

.section-head { max-width: 62ch; margin-bottom: clamp(2rem, 5vw, 3.25rem); }
.section-head h2 { font-size: clamp(1.85rem, 4vw, 2.7rem); margin-top: 0.6rem; }

.folio-verse-no {
  font-family: var(--font-devanagari);
  font-size: 0.9rem;
  color: var(--ochre-ink);
}

/* ---------------- Tally-plate stat counters ---------------- */

.tally-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--paper-line);
  border: 1px solid var(--paper-line);
}

.tally-plate {
  background: var(--teal);
  color: var(--sand);
  padding: clamp(1.5rem, 3vw, 2.25rem) 1.25rem;
  text-align: center;
  position: relative;
}

.tally-plate::before, .tally-plate::after {
  content: "";
  position: absolute;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ochre);
  top: 10px;
}
.tally-plate::before { left: 10px; }
.tally-plate::after { right: 10px; }

.tally-plate__num {
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  color: var(--sage-bright);
  letter-spacing: -0.02em;
}

.tally-plate__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(245,239,223,0.7);
  margin-top: 0.5rem;
}

@media (max-width: 760px) { .tally-row { grid-template-columns: repeat(2, 1fr); } }

/* ---------------- Folio sections (offerings) ---------------- */

.folio-list {
  border-top: 1px solid var(--paper-line);
}

.folio-entry {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 1.5rem;
  padding: clamp(1.5rem, 3vw, 2.25rem) 0;
  border-bottom: 1px solid var(--paper-line);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.folio-entry[data-revealed="true"] { opacity: 1; transform: translateY(0); }

.folio-entry__no {
  font-family: var(--font-devanagari);
  font-size: 1.6rem;
  color: var(--ochre);
  line-height: 1.1;
}

.folio-entry h3 { font-size: 1.4rem; margin-bottom: 0.5rem; }
.folio-entry p { color: var(--teal-soft); max-width: 62ch; }

@media (max-width: 640px) { .folio-entry { grid-template-columns: 1fr; gap: 0.5rem; } }

/* ---------------- Academic profile ---------------- */

.academic-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 3.5rem);
}

@media (max-width: 760px) { .academic-grid { grid-template-columns: 1fr; } }

.academic-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--paper-line);
}

.academic-list .leaf-mark { color: var(--sage); flex-shrink: 0; margin-top: 0.25rem; width: 1.1em; height: 1.1em; }

.academic-list strong { font-family: var(--font-display); font-weight: 500; display: block; }
.academic-list span { font-size: 0.88rem; color: var(--teal-soft); }

/* ---------------- Gallery ---------------- */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 0.85rem;
}

.gallery-grid a {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid var(--paper-line);
  background: var(--sand-deep);
  cursor: zoom-in;
}

.gallery-grid img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: sepia(0.06) saturate(1.05);
  transition: transform 0.4s ease;
}

.gallery-grid a:hover img { transform: scale(1.04); }

/* ---------------- Contact strip ---------------- */

.contact-band {
  background: var(--teal);
  color: var(--sand);
}

.contact-band h2 { color: var(--sand); }
.contact-band .section-head p { color: rgba(245,239,223,0.72); }
.contact-band .eyebrow-mono { color: var(--sage-bright); }

.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: start;
}
@media (max-width: 900px) { .contact-wrap { grid-template-columns: minmax(0, 1fr); } }

.contact-channels { display: flex; flex-direction: column; gap: 1.1rem; }

.contact-channel {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  padding: 1rem;
  border: 1px solid rgba(245,239,223,0.25);
}
.contact-channel svg { width: 20px; height: 20px; color: var(--sage-bright); flex-shrink: 0; margin-top: 0.15rem; }
.contact-channel strong { font-family: var(--font-display); font-weight: 500; display: block; }
.contact-channel span { font-size: 0.88rem; color: rgba(245,239,223,0.65); }

.form-card { border: 1px solid rgba(245,239,223,0.25); padding: clamp(1.75rem, 4vw, 2.25rem); background: rgba(245,239,223,0.05); }

.field { display: flex; flex-direction: column; gap: 0.4rem; margin-bottom: 1rem; }
.field label { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.07em; text-transform: uppercase; color: rgba(245,239,223,0.65); }
.field input, .field select, .field textarea {
  border: 1px solid rgba(245,239,223,0.3);
  background: rgba(245,239,223,0.06);
  padding: 0.7rem 0.85rem;
  font-family: var(--font-body);
  color: var(--sand);
}
.field input::placeholder, .field textarea::placeholder { color: rgba(245,239,223,0.4); }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--sage-bright); outline-offset: 1px; }
.field textarea { resize: vertical; min-height: 100px; }
.field select option { color: #222; }

.form-status { font-family: var(--font-mono); font-size: 0.8rem; margin-top: 0.6rem; min-height: 1.2em; color: var(--sage-bright); }
.form-status[data-state="notice"] { color: #e8b985; }

/* ---------------- Footer ---------------- */

.site-footer { background: #1a302b; color: rgba(245,239,223,0.75); }
.site-footer h4 { color: var(--sand); font-size: 1rem; margin-bottom: 1rem; }
.site-footer a:hover { opacity: 0.7; }
.footer-brand .seal-mark { width: 34px; height: 34px; color: var(--ochre); margin-bottom: 1rem; }
.footer-links li { margin-bottom: 0.6rem; font-size: 0.92rem; }
.site-footer__bottom { border-top: 1px solid rgba(245,239,223,0.14); color: rgba(245,239,223,0.7); }