/* CBSE Campus — senior secondary school storefront
   Navy header (formal school portal) + crimson desks and gold rules
   (hall of fame, labs, notices, fee card). */

:root {
  --cbse-navy: var(--theme-primary, #0A2342);
  --cbse-crimson: var(--theme-accent, #B4233A);
  --cbse-gold: #D4A017;
  --cbse-orange: #EC882C;
  --cbse-teal: #2F7C78;
  --cbse-cream: #F6F1E7;
  --cbse-paper: #FFFcf7;
  --cbse-ink: #1C2430;
  --cbse-muted: #5C6570;
  --cbse-line: rgba(10, 35, 66, 0.12);
  --cbse-serif: "Source Serif 4", Georgia, serif;
  --cbse-sans: "Outfit", "Segoe UI", sans-serif;
  --cbse-wrap: 1120px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--cbse-sans);
  color: var(--cbse-ink);
  background: var(--cbse-cream);
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 {
  font-family: var(--cbse-serif);
  line-height: 1.2;
  margin: 0 0 0.6rem;
  font-weight: 650;
}
p { margin: 0 0 0.9rem; }

.cbse-wrap {
  width: min(100% - 2rem, var(--cbse-wrap));
  margin-inline: auto;
}

.cbse-top {
  background: var(--cbse-navy);
  color: #f4efe4;
  font-size: 0.82rem;
  letter-spacing: 0.02em;
}
.cbse-top-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 0.45rem 0;
  flex-wrap: wrap;
}
.cbse-top a { color: #f4efe4; }
.cbse-top a:hover { color: var(--cbse-gold); }
.cbse-top-links { display: flex; gap: 1rem; flex-wrap: wrap; }

.cbse-header {
  background: var(--cbse-paper);
  border-bottom: 3px solid var(--cbse-gold);
  position: sticky;
  top: 0;
  z-index: 40;
}
.cbse-brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0 0.4rem;
}
.cbse-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
}
.cbse-brand img, .cbse-crest {
  width: 58px;
  height: 58px;
  flex: none;
}
.cbse-crest {
  display: grid;
  place-items: center;
  background: var(--cbse-navy);
  color: var(--cbse-gold);
  font-family: var(--cbse-serif);
  font-weight: 700;
  border-radius: 8px;
}
.cbse-brand h1 {
  font-size: clamp(1.35rem, 2.4vw, 1.85rem);
  margin: 0;
  color: var(--cbse-navy);
}
.cbse-brand p {
  margin: 0.1rem 0 0;
  color: var(--cbse-crimson);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 650;
}
.cbse-menu-toggle {
  display: none;
  border: 1px solid var(--cbse-navy);
  background: #fff;
  color: var(--cbse-navy);
  border-radius: 6px;
  padding: 0.45rem 0.7rem;
  font: inherit;
  font-weight: 650;
}

.cbse-nav {
  display: flex;
  gap: 0.15rem;
  flex-wrap: wrap;
  padding-bottom: 0.55rem;
}
.cbse-nav a, .cbse-nav summary {
  display: inline-block;
  padding: 0.4rem 0.7rem;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--cbse-navy);
  border-radius: 4px;
  cursor: pointer;
  list-style: none;
}
.cbse-nav a:hover, .cbse-nav a.is-active, .cbse-nav details[open] > summary {
  background: var(--cbse-navy);
  color: #fff;
}
.cbse-nav details { position: relative; }
.cbse-nav details summary::-webkit-details-marker { display: none; }
.cbse-drop {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 190px;
  background: #fff;
  border: 1px solid var(--cbse-line);
  box-shadow: 0 10px 24px rgba(10, 35, 66, 0.12);
  padding: 0.35rem;
  z-index: 5;
}
.cbse-drop a { display: block; }
.cbse-drop a:hover { background: var(--cbse-cream); color: var(--cbse-navy); }

.cbse-hero {
  background:
    linear-gradient(115deg, rgba(10, 35, 66, 0.94), rgba(180, 35, 58, 0.72) 55%, rgba(236, 136, 44, 0.55)),
    repeating-linear-gradient(135deg, #123056 0 12px, #0A2342 12px 24px);
  color: #fff;
  padding: clamp(4.5rem, 12vh, 6.5rem) 0 3.6rem;
}
.cbse-kicker {
  display: inline-block;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--cbse-gold);
  margin-bottom: 0.7rem;
}
.cbse-hero h2 {
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  max-width: 16ch;
  color: #fff;
}
.cbse-hero .lede {
  max-width: 62ch;
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.9);
}
.cbse-actions { display: flex; gap: 0.7rem; flex-wrap: wrap; margin-top: 1.2rem; }

.cbse-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.72rem 1.15rem;
  border-radius: 4px;
  font-weight: 650;
  border: 1px solid transparent;
}
.cbse-btn-gold { background: var(--cbse-gold); color: #1c1404; }
.cbse-btn-gold:hover { filter: brightness(1.05); }
.cbse-btn-line { border-color: rgba(255,255,255,0.55); color: #fff; }
.cbse-btn-navy { background: var(--cbse-navy); color: #fff; }
.cbse-btn-crimson { background: var(--cbse-crimson); color: #fff; }

.cbse-promo {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.7rem;
  margin-top: -1.5rem;
  position: relative;
  z-index: 3;
}
.cbse-promo-card {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem 1.05rem;
  color: #fff;
  min-height: 96px;
  box-shadow: 0 10px 24px rgba(10, 35, 66, 0.14);
}
.cbse-promo-card strong { font-family: var(--cbse-serif); font-size: 1.15rem; }
.cbse-promo-card span { font-size: 0.86rem; opacity: 0.92; }
.cbse-promo-card.tone-crimson { background: linear-gradient(145deg, #d45266, var(--cbse-crimson)); }
.cbse-promo-card.tone-navy { background: linear-gradient(145deg, #1a3d66, var(--cbse-navy)); }
.cbse-promo-card.tone-teal { background: linear-gradient(145deg, #3d9a95, var(--cbse-teal)); }
.cbse-promo-card.tone-gold { background: linear-gradient(145deg, #e2c36a, #b07d12); color: #1c1404; }

.cbse-quick {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.7rem;
  margin-top: 1rem;
  position: relative;
  z-index: 2;
}
.cbse-quick a {
  background: #fff;
  border-top: 3px solid var(--cbse-crimson);
  padding: 0.9rem 0.8rem;
  box-shadow: 0 8px 20px rgba(10, 35, 66, 0.08);
  font-weight: 650;
  color: var(--cbse-navy);
}
.cbse-quick a span { display: block; font-weight: 500; color: var(--cbse-muted); font-size: 0.8rem; }
.cbse-quick i { color: var(--cbse-crimson); margin-right: 0.35rem; }

.cbse-section { padding: 3.2rem 0; }
.cbse-section h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); color: var(--cbse-navy); }
.cbse-section-head { max-width: 68ch; margin-bottom: 1.4rem; }
.cbse-section-head p { color: var(--cbse-muted); }

.cbse-split { display: grid; grid-template-columns: 1.3fr 0.7fr; gap: 1.5rem; align-items: start; }
.cbse-panel {
  background: #fff;
  border: 1px solid var(--cbse-line);
  padding: 1.2rem 1.25rem;
}
.cbse-panel h3 { color: var(--cbse-navy); }

.cbse-desks, .cbse-grid-2, .cbse-grid-3, .cbse-grid-4 {
  display: grid;
  gap: 1rem;
}
.cbse-desks, .cbse-grid-3 { grid-template-columns: repeat(3, 1fr); }
.cbse-grid-2 { grid-template-columns: repeat(2, 1fr); }
.cbse-grid-4 { grid-template-columns: repeat(4, 1fr); }
.cbse-block { margin-bottom: 2.2rem; scroll-margin-top: 6rem; }
.cbse-olist { padding-left: 1.2rem; }
.cbse-olist li { margin: 0.45rem 0; }
.cbse-anchor-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-bottom: 1.6rem;
}
.cbse-anchor-nav a {
  background: #fff;
  border: 1px solid var(--cbse-line);
  padding: 0.4rem 0.75rem;
  font-weight: 650;
  color: var(--cbse-navy);
  border-radius: 4px;
}
.cbse-anchor-nav a:hover { border-color: var(--cbse-orange); color: var(--cbse-orange); }
.cbse-tour-hero {
  min-height: 220px;
  display: grid;
  place-items: center;
  background:
    linear-gradient(120deg, rgba(10, 35, 66, 0.88), rgba(47, 124, 120, 0.75)),
    repeating-linear-gradient(90deg, #123056 0 18px, #0d2a4d 18px 36px);
  color: #fff;
  font-family: var(--cbse-serif);
  font-size: clamp(1.4rem, 3vw, 2rem);
  border-bottom: 4px solid var(--cbse-gold);
}
.cbse-wa {
  position: fixed;
  right: 1.1rem;
  bottom: 1.1rem;
  width: 3.2rem;
  height: 3.2rem;
  border-radius: 999px;
  background: #25d366;
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 1.55rem;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
  z-index: 50;
}
.cbse-wa:hover { filter: brightness(1.05); color: #fff; }
.cbse-desk {
  background: #fff;
  border-top: 4px solid var(--cbse-gold);
  padding: 1.15rem 1.1rem 1.2rem;
  box-shadow: 0 6px 16px rgba(10, 35, 66, 0.05);
}
.cbse-desk .role {
  color: var(--cbse-crimson);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
}
.cbse-desk h3 { margin: 0.2rem 0 0.45rem; }
.cbse-more { color: var(--cbse-navy); font-weight: 700; font-size: 0.9rem; }

.cbse-stats {
  background: var(--cbse-crimson);
  color: #fff;
}
.cbse-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  text-align: center;
}
.cbse-stat { padding: 1.5rem 0.5rem; }
.cbse-stat strong {
  display: block;
  font-family: var(--cbse-serif);
  font-size: 2.2rem;
  line-height: 1;
}
.cbse-stat span { font-size: 0.85rem; letter-spacing: 0.06em; text-transform: uppercase; }

.cbse-card {
  background: #fff;
  border: 1px solid var(--cbse-line);
  padding: 1rem 1rem 1.1rem;
}
.cbse-card h3 { font-size: 1.15rem; color: var(--cbse-navy); }
.cbse-card p { color: var(--cbse-muted); font-size: 0.95rem; }
.cbse-card i {
  width: 2.2rem;
  height: 2.2rem;
  display: grid;
  place-items: center;
  background: var(--cbse-cream);
  color: var(--cbse-navy);
  border-radius: 4px;
  margin-bottom: 0.55rem;
}
.cbse-score {
  font-family: var(--cbse-serif);
  color: var(--cbse-crimson);
  font-size: 1.35rem;
}
.cbse-meta { color: var(--cbse-muted); font-size: 0.85rem; }

.cbse-notice {
  border-left: 4px solid var(--cbse-gold);
  background: #fff;
  padding: 0.8rem 0.95rem;
  margin-bottom: 0.7rem;
}
.cbse-notice time {
  display: block;
  color: var(--cbse-crimson);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.cbse-albums { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.75rem; }
.cbse-album {
  min-height: 140px;
  padding: 1rem;
  display: flex;
  align-items: flex-end;
  color: #fff;
  font-family: var(--cbse-serif);
  font-size: 1.15rem;
  position: relative;
}
.cbse-album span { position: relative; z-index: 1; }
.tone-navy { background: linear-gradient(160deg, #1a3d66, #0A2342); }
.tone-crimson { background: linear-gradient(160deg, #d45266, #8E1B2E); }
.tone-gold { background: linear-gradient(160deg, #e2c36a, #8a6a10); color: #1c1404; }
.tone-teal { background: linear-gradient(160deg, #2f7c78, #134e4a); }

.cbse-page-hero {
  background: var(--cbse-navy);
  color: #fff;
  padding: 2.2rem 0 1.8rem;
  border-bottom: 4px solid var(--cbse-gold);
}
.cbse-page-hero h1 { color: #fff; font-size: clamp(1.8rem, 4vw, 2.6rem); margin: 0; }
.cbse-crumbs { margin-top: 0.45rem; font-size: 0.88rem; color: rgba(255,255,255,0.75); }
.cbse-crumbs a { color: var(--cbse-gold); }

.cbse-table-wrap { overflow-x: auto; background: #fff; border: 1px solid var(--cbse-line); }
table.cbse-table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.cbse-table th, .cbse-table td { padding: 0.7rem 0.85rem; text-align: left; border-bottom: 1px solid var(--cbse-line); }
.cbse-table th { background: var(--cbse-navy); color: #fff; font-weight: 600; }
.cbse-table tr:nth-child(even) td { background: #fbf8f2; }

.cbse-form { display: grid; gap: 0.75rem; }
.cbse-form input, .cbse-form select, .cbse-form textarea {
  width: 100%;
  padding: 0.7rem 0.75rem;
  border: 1px solid #d5d0c6;
  border-radius: 4px;
  font: inherit;
  background: #fff;
}
.cbse-alert { padding: 0.75rem 0.9rem; border-radius: 4px; margin-bottom: 0.8rem; }
.cbse-alert-ok { background: #e8f6ee; color: #14532d; }
.cbse-alert-bad { background: #fde8ea; color: #9f1239; }

.cbse-footer {
  background: var(--cbse-navy);
  color: #e7e2d6;
  padding: 2.4rem 0 1.2rem;
  margin-top: 1rem;
}
.cbse-footer a:hover { color: var(--cbse-gold); }
.cbse-footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 1.5rem;
}
.cbse-footer h3 { color: #fff; font-size: 1.15rem; }
.cbse-footer ul { list-style: none; margin: 0; padding: 0; }
.cbse-footer li { margin: 0.3rem 0; }
.cbse-footer-base {
  border-top: 1px solid rgba(255,255,255,0.12);
  margin-top: 1.4rem;
  padding-top: 0.8rem;
  font-size: 0.82rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

@media (max-width: 900px) {
  .cbse-promo, .cbse-quick, .cbse-desks, .cbse-grid-2, .cbse-grid-3, .cbse-stats-grid, .cbse-albums, .cbse-footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .cbse-grid-4, .cbse-split { grid-template-columns: 1fr; }
  .cbse-menu-toggle { display: inline-flex; }
  .cbse-nav { display: none; flex-direction: column; padding-bottom: 0.8rem; }
  .cbse-nav.is-open { display: flex; }
  .cbse-drop { position: static; box-shadow: none; border: 0; padding-left: 0.6rem; }
}

@media (max-width: 560px) {
  .cbse-promo, .cbse-quick, .cbse-desks, .cbse-grid-2, .cbse-grid-3, .cbse-stats-grid, .cbse-albums, .cbse-footer-grid {
    grid-template-columns: 1fr;
  }
}