/* ============================================================
   ACNHS — Site Chrome (Header & Footer)
   Shared across all pages via site-chrome.js or direct link
   ============================================================ */

/* ── Header height token (single source of truth) ── */
:root {
  --header-h: 76px;
}

/* ── Pages that use site-chrome get body flex so footer always sticks ── */
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Push page content below the fixed header on ALL pages.
   Any element tagged [data-acnhs-header] acts as a sentinel — we give the
   element immediately after it the correct top clearance via sibling rule.
   For pages that wrap content in .page, .page-hero, main, or section we
   add the offset directly so nothing slips under the nav bar. */
[data-acnhs-header] + *,
[data-acnhs-header] ~ .page,
[data-acnhs-header] ~ .page-hero,
[data-acnhs-header] ~ main,
[data-acnhs-header] ~ section:first-of-type {
  margin-top: var(--header-h);
}

/* ── Top Accent Bar ── */
.top-bar {
  background: var(--navy-800);
  border-bottom: 1.5px solid var(--gold-500);
  padding: 9px 0;
}
.top-bar-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.top-bar-left {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--gold-400);
}
.top-bar-right {
  font-size: 10px;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 1px;
}

/* ── HEADER ── */
header.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-h);
  background: rgba(4, 17, 31, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-gold);
  z-index: 5000;
  display: flex;
  align-items: center;
}
.nav {
  width: 100%;
  max-width: 1200px;
  margin: auto;
  padding: 0 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  height: var(--header-h);
}
.acn-logo {
  display: flex;
  align-items: center;
  gap: 16px; /* Increased gap slightly */
  text-decoration: none;
  flex-shrink: 0;
}
.acn-logo-seal {
  width: 48px; /* INCREASED from 38px */
  height: 48px; /* INCREASED from 38px */
  flex-shrink: 0;
}
.acn-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.acn-logo-text .line-1 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 18px; /* INCREASED from 14px */
  font-weight: 700;
  color: var(--gold-300);
  letter-spacing: 0.2px;
}
.acn-logo-text .line-2 {
  font-size: 13px; /* INCREASED from 11px */
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.3px;
}

/* Navigation Links */
nav.main-nav {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-wrap: wrap;
}
nav.main-nav a {
  color: rgba(240, 236, 227, 0.7);
  text-decoration: none;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  transition: all 0.2s;
}
nav.main-nav a:hover {
  color: var(--gold-400);
  background: var(--gold-glow);
}

/* Nav Actions (Buttons) */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.btn {
  border: none;
  padding: 9px 22px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  cursor: pointer;
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: all 0.22s;
  text-decoration: none;
  display: inline-block;
  white-space: nowrap;
}
.btn-ghost {
  background: transparent;
  color: var(--gold-400);
  border: 1px solid var(--border-gold);
}
.btn-ghost:hover {
  border-color: var(--gold-500);
  color: var(--gold-300);
  background: var(--gold-glow);
}
.btn-primary {
  background: linear-gradient(135deg, var(--gold-500), var(--gold-400));
  color: var(--navy-900);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--gold-400), var(--gold-300));
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(201, 168, 76, 0.30);
}
.btn-gold {
  background: var(--gold-500);
  color: var(--navy-900);
}
.btn-gold:hover {
  background: var(--gold-400);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(201, 168, 76, 0.30);
}

/* Help dropdown */
.help-dropdown {
  position: relative;
  display: inline-block;
}
.help-btn {
  color: rgba(240, 236, 227, 0.7);
  background: transparent;
  border: none;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 5px;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
}
.help-btn:hover {
  color: var(--gold-400);
  background: var(--gold-glow);
}
.help-btn:focus,
.help-btn:active {
  outline: none;
}
.help-arrow {
  width: 7px;
  height: 7px;
  position: relative;
  display: inline-block;
}
.help-arrow::before {
  content: "";
  position: absolute;
  left: 1px;
  top: 0px;
  width: 5px;
  height: 5px;
  border-right: 1.5px solid var(--gold-400);
  border-bottom: 1.5px solid var(--gold-400);
  transform: rotate(45deg);
}
.help-dropdown.active .help-arrow::before {
  transform: rotate(-135deg);
  top: 3px;
}
.help-dropdown-content {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: var(--navy-800);
  border: 1px solid var(--border-gold);
  min-width: 220px;

/* ── Academic Catalog Picker ────────────────────────────── */
.picker-overlay{position:fixed;inset:0;background:rgba(4,17,31,.92);backdrop-filter:blur(6px);z-index:3000;display:flex;align-items:center;justify-content:center;padding:20px;}
.picker-overlay.hidden{display:none;}
.picker-modal{background:var(--navy-800);border:1px solid var(--border-gold);border-radius:20px;padding:52px 48px;max-width:680px;width:100%;text-align:center;position:relative;overflow:hidden;box-shadow:0 32px 80px rgba(0,0,0,.6);}
.picker-modal::after{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--gold-500),transparent);}
.picker-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:10px;font-weight:700;letter-spacing:3px;text-transform:uppercase;color:var(--gold-400);background:var(--gold-glow);border:1px solid var(--border-gold);padding:6px 16px;border-radius:999px;margin-bottom:24px;}
.picker-modal h2{font-family:'Playfair Display',Georgia,serif;font-size:clamp(22px,3vw,32px);font-weight:800;color:var(--gold-200);margin-bottom:10px;letter-spacing:-0.3px;}
.picker-modal p{font-size:14px;color:var(--text-muted);margin-bottom:36px;line-height:1.7;}
.picker-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.picker-card{background:rgba(201,168,76,.04);border:2px solid rgba(201,168,76,.2);border-radius:14px;padding:28px 24px;cursor:pointer;transition:border-color .2s,background .2s,transform .2s;text-align:left;width:100%;font-family:'Inter',sans-serif;}
.picker-card:hover{border-color:var(--gold-500);background:rgba(201,168,76,.09);transform:translateY(-3px);}
.picker-card-badge{display:inline-block;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--navy-900);background:var(--gold-500);padding:4px 12px;border-radius:5px;margin-bottom:14px;}
.picker-card h3{font-family:'Playfair Display',Georgia,serif;font-size:20px;font-weight:800;color:var(--gold-200);margin-bottom:8px;line-height:1.2;}
.pick-meta{font-size:12px;color:var(--text-muted);line-height:1.7;margin-bottom:16px;}
.pick-cta{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--gold-400);letter-spacing:.5px;}
.pick-cta::after{content:'→';}
button.picker-card{font-family:'Inter',sans-serif;text-align:left;}
@media(max-width:560px){.picker-cards{grid-template-columns:1fr;}.picker-modal{padding:36px 24px;}}
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.48);
  border-radius: var(--radius-md);
  overflow: hidden;
  z-index: 2000;
  padding: 6px 0;
}
.help-dropdown.active .help-dropdown-content {
  display: block;
}
.help-dropdown-content a {
  display: block;
  padding: 12px 20px;
  color: var(--text-secondary) !important;
  text-decoration: none;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.5px;
  transition: all 0.2s;
  border-bottom: 1px solid rgba(201, 168, 76, 0.10);
}
.help-dropdown-content a:last-child {
  border-bottom: none;
}
.help-dropdown-content a:hover {
  background: var(--gold-glow);
  color: var(--gold-400) !important;
  padding-left: 24px;
}

/* ── FOOTER ── */
.site-footer {
  background: var(--navy-800);
  border-top: 2px solid var(--gold-500);
  padding: 52px 0 28px;
  margin-top: auto; /* Always push to page bottom via flex body */
  width: 100%;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.footer-brand .footer-name {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--gold-300);
  margin-bottom: 6px;
}
.footer-brand .footer-sub {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 280px;
}
.footer-links {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}
.footer-link-group h4 {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--gold-500);
  margin-bottom: 14px;
}
.footer-link-group a {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: none;
  margin-bottom: 9px;
  transition: color 0.2s;
  font-weight: 500;
}
.footer-link-group a:hover {
  color: var(--gold-400);
}
.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 40px 0;
  border-top: 1px solid var(--border-gold);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p {
  font-size: 12px;
  color: var(--text-muted);
}
.footer-bottom-links {
  display: flex;
  gap: 20px;
}
.footer-bottom-links a {
  font-size: 12px;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-bottom-links a:hover {
  color: var(--gold-400);
}

/* ── RESPONSIVE (Header/Footer Specific) ── */
@media (max-width: 900px) {
  :root {
    --header-h: 64px;
  }
  .footer-inner {
    flex-direction: column;
  }
  .nav {
    padding: 0 20px;
    height: var(--header-h);
  }
  nav.main-nav {
    gap: 0;
  }
  nav.main-nav a,
  .help-btn {
    padding: 6px 10px;
    font-size: 11px;
  }
}

/* ── CATALOG PICKER MODAL (injected by site-chrome.js on every page) ── */
.picker-overlay {
  position: fixed;
  inset: 0;
  background: rgba(4, 17, 31, 0.95);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.picker-overlay.hidden {
  display: none;
}
.picker-modal {
  background: var(--navy-800, #071b30);
  border: 1px solid var(--border-gold, rgba(201, 168, 76, 0.28));
  border-radius: 20px;
  padding: 52px 48px;
  max-width: 680px;
  width: 100%;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.6);
}
.picker-modal::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold-500, #c9a84c), transparent);
}
.picker-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold-400, #d4b56a);
  background: rgba(201, 168, 76, 0.14);
  border: 1px solid var(--border-gold, rgba(201, 168, 76, 0.28));
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 24px;
}
.picker-modal h2 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 800;
  color: var(--gold-200, #f0e3bc);
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}
.picker-modal p {
  font-size: 14px;
  color: var(--text-muted, #8a8070);
  margin-bottom: 36px;
  line-height: 1.7;
}
.picker-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.picker-card {
  background: rgba(201, 168, 76, 0.04);
  border: 2px solid rgba(201, 168, 76, 0.2);
  border-radius: 14px;
  padding: 28px 24px;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, transform 0.2s;
  text-align: left;
  font-family: 'Inter', sans-serif;
  width: 100%;
}
.picker-card:hover {
  border-color: var(--gold-500, #c9a84c);
  background: rgba(201, 168, 76, 0.09);
  transform: translateY(-3px);
}
.picker-card-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--navy-900, #04111f);
  background: var(--gold-500, #c9a84c);
  padding: 4px 12px;
  border-radius: 5px;
  margin-bottom: 14px;
}
.picker-card h3 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 20px;
  font-weight: 800;
  color: var(--gold-200, #f0e3bc);
  margin-bottom: 8px;
  line-height: 1.2;
}
.picker-card .pick-meta {
  font-size: 12px;
  color: var(--text-muted, #8a8070);
  line-height: 1.7;
  margin-bottom: 16px;
}
.picker-card .pick-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--gold-400, #d4b56a);
  letter-spacing: 0.5px;
}
.picker-card .pick-cta::after {
  content: '→';
}
@media (max-width: 560px) {
  .picker-cards {
    grid-template-columns: 1fr;
  }
  .picker-modal {
    padding: 36px 24px;
  }
}