/* ═══════════════════════════════════════════════════════════════
   THE ENCYCLOPEDIA VIRGINISLANDIA — Stylesheet
   thevirginislandia.com

   Three themes (light, dark, vibrant) + accessible overlay.
   CSS custom properties drive every color, weight, and shadow.
   ═══════════════════════════════════════════════════════════════ */

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; }

/* ── Madras Constants ── */
:root {
  --madras-amber: #D4850A;
  --madras-turquoise: #1A9B8A;
  --madras-red: #C4382A;
  --madras-blue: #2458A8;
  --madras-pink: #D45C8A;
  --madras-gradient: linear-gradient(to right,
    var(--madras-amber) 0%, var(--madras-amber) 20%,
    var(--madras-turquoise) 20%, var(--madras-turquoise) 40%,
    var(--madras-red) 40%, var(--madras-red) 60%,
    var(--madras-blue) 60%, var(--madras-blue) 80%,
    var(--madras-pink) 80%, var(--madras-pink) 100%
  );
  --font-serif: 'Cormorant Garamond', 'Cormorant', Georgia, serif;
  --font-sans: 'DM Sans', -apple-system, 'Helvetica Neue', sans-serif;
}

/* ═══════════════════════════════════════════════════════════════
   THEME: LIGHT (default)
   ═══════════════════════════════════════════════════════════════ */
:root,
[data-theme="light"] {
  --bg: #FAF6F0;
  --bg-surface: #F0EBE3;
  --bg-card: #FFFFFF;
  --text-primary: #2C2416;
  --text-secondary: #6B5D4F;
  --text-muted: #786A5C;
  --accent: #8B6914;
  --accent-light: #D4A843;
  --accent-faint: rgba(184, 134, 11, 0.08);
  --border: #E5DFD5;
  --link: #7A6B3A;
  --sidebar-bg: #2C2416;
  --sidebar-text: #D4CFC7;
  --sidebar-active: rgba(184, 134, 11, 0.15);
  --font-weight-body: 400;
  --font-weight-heading: 700;
  --shadow: 0 1px 3px rgba(44, 36, 22, 0.08);
  --shadow-hover: 0 2px 8px rgba(184, 134, 11, 0.15);
  --card-border: #E5DFD5;
  --madras-bar-display: none;
}

/* ═══════════════════════════════════════════════════════════════
   THEME: DARK
   ═══════════════════════════════════════════════════════════════ */
[data-theme="dark"] {
  --bg: #1A1917;
  --bg-surface: #242220;
  --bg-card: #2E2C2A;
  --text-primary: #E0DED8;
  --text-secondary: #B8B4AC;
  --text-muted: #8A8580;
  --accent: #E8C547;
  --accent-light: #F0D060;
  --accent-faint: rgba(232, 197, 71, 0.10);
  --border: rgba(255, 255, 255, 0.10);
  --link: #E8C547;
  --sidebar-bg: #141311;
  --sidebar-text: #B8B4AC;
  --sidebar-active: rgba(232, 197, 71, 0.15);
  --font-weight-body: 350;
  --font-weight-heading: 650;
  --shadow: none;
  --shadow-hover: none;
  --card-border: rgba(255, 255, 255, 0.08);
  --madras-bar-display: none;
}

/* ═══════════════════════════════════════════════════════════════
   THEME: VI PROUD (vibrant)
   ═══════════════════════════════════════════════════════════════ */
[data-theme="vibrant"] {
  --bg: #FFF8E7;
  --bg-surface: #FFEEBB;
  --bg-card: #FFFDF5;
  --text-primary: #2A1500;
  --text-secondary: #4A2E10;
  --text-muted: #7A5C3A;
  --accent: #E8930A;
  --accent-light: #FFB020;
  --accent-faint: rgba(232, 147, 10, 0.18);
  --border: #F0C860;
  --link: #1A70C0;
  --sidebar-bg: #1A9B8A;
  --sidebar-text: #FFFFFF;
  --sidebar-active: rgba(255, 255, 255, 0.25);
  --font-weight-body: 400;
  --font-weight-heading: 700;
  --shadow: 0 2px 8px rgba(212, 133, 10, 0.15);
  --shadow-hover: 0 4px 16px rgba(212, 133, 10, 0.25);
  --card-border: #F0C860;
  --madras-bar-display: block;
}

/* ═══════════════════════════════════════════════════════════════
   ACCESSIBLE OVERLAY
   ═══════════════════════════════════════════════════════════════ */
[data-accessible="true"] {
  font-size: 18px !important;
  line-height: 1.6 !important;
}
[data-accessible="true"] .body-text {
  font-size: 17px;
  line-height: 1.7;
}

/* ═══════════════════════════════════════════════════════════════
   LAYOUT
   ═══════════════════════════════════════════════════════════════ */
body {
  background: var(--bg);
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: var(--font-weight-body);
  line-height: 1.8;
  transition: background 0.3s, color 0.3s;
}

.app-layout {
  display: flex;
}

/* ── Preview Banner ── */
.preview-banner {
  background: var(--text-primary);
  color: var(--bg);
  text-align: center;
  padding: 12px 20px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.3px;
  position: sticky;
  top: 0;
  z-index: 100;
  line-height: 1.5;
}
.preview-label {
  color: var(--accent-light);
}

/* ── Madras Sticky Bar ── */
.madras-bar-sticky {
  height: 5px;
  background: var(--madras-gradient);
  position: sticky;
  top: 41px;
  z-index: 99;
  display: var(--madras-bar-display);
}

/* ── Madras Bar (section divider) ── */
.madras-bar {
  height: 4px;
  border-radius: 2px;
  margin: 36px 0;
  background: var(--madras-gradient);
}

/* ═══════════════════════════════════════════════════════════════
   SIDEBAR
   ═══════════════════════════════════════════════════════════════ */
.sidebar {
  background: var(--sidebar-bg);
  padding: 28px 20px;
  height: 100vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}
.sidebar-desktop {
  width: 260px;
  position: sticky;
  top: 0;
  display: none;
}
.sidebar-mobile {
  width: 280px;
  position: relative;
}

.sidebar-logo-prefix {
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 400;
  color: #fff;
  margin-bottom: 2px;
  line-height: 1.2;
  letter-spacing: 3px;
  text-transform: uppercase;
}
.sidebar-logo {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--accent-light);
  margin-bottom: 24px;
  line-height: 1.2;
  letter-spacing: 0.5px;
}
.sidebar-section-label {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--sidebar-text);
  opacity: 0.5;
  margin-bottom: 12px;
}
.sidebar-nav-item {
  display: block;
  padding: 7px 12px;
  border-radius: 4px;
  margin-bottom: 2px;
  text-decoration: none;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--sidebar-text);
  font-weight: 400;
  background: transparent;
  transition: background 0.15s, color 0.15s;
}
.sidebar-nav-item:hover {
  background: var(--sidebar-active);
}
.sidebar-nav-item.active {
  color: var(--accent-light);
  font-weight: 600;
  background: var(--sidebar-active);
}

.sidebar-bottom {
  margin-top: auto;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.theme-btn {
  display: block;
  width: 100%;
  text-align: left;
  padding: 8px 12px;
  border-radius: 4px;
  margin-bottom: 3px;
  cursor: pointer;
  background: transparent;
  border: none;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--sidebar-text);
  font-weight: 400;
  transition: background 0.15s;
}
.theme-btn:hover {
  background: var(--sidebar-active);
}
.theme-btn.active {
  background: var(--sidebar-active);
  color: var(--accent-light);
  font-weight: 600;
}

.accessible-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  text-align: left;
  padding: 8px 12px;
  border-radius: 4px;
  margin-top: 8px;
  cursor: pointer;
  background: transparent;
  border: none;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--sidebar-text);
  font-weight: 400;
  transition: background 0.15s;
}
.accessible-btn:hover {
  background: var(--sidebar-active);
}
.accessible-btn.active {
  background: var(--sidebar-active);
  color: var(--accent-light);
  font-weight: 600;
}
.accessible-check {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  border-radius: 3px;
  border: 2px solid var(--sidebar-text);
  font-size: 10px;
  flex-shrink: 0;
}
.accessible-btn.active .accessible-check {
  border-color: var(--accent-light);
}

/* ── Sidebar Close (mobile) ── */
.sidebar-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 44px;
  height: 44px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 22px;
  font-weight: 300;
  line-height: 1;
}

/* ── Hamburger ── */
.hamburger-btn {
  position: fixed;
  top: 56px;
  left: 16px;
  z-index: 300;
  width: 44px;
  height: 44px;
  border-radius: 6px;
  background: var(--sidebar-bg);
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 0;
}
.hamburger-btn span {
  width: 18px;
  height: 2px;
  background: var(--sidebar-text);
  border-radius: 1px;
}

/* ── Mobile Overlay ── */
.mobile-overlay {
  position: fixed;
  inset: 0;
  z-index: 150;
}
.mobile-overlay[hidden] {
  display: none;
}
.mobile-overlay-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
}
.mobile-overlay .sidebar-mobile {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 200;
  height: 100vh;
}

/* ═══════════════════════════════════════════════════════════════
   MAIN CONTENT
   ═══════════════════════════════════════════════════════════════ */
.main-content {
  flex: 1;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ── Masthead ── */
.masthead {
  padding: 96px 0 56px;
  text-align: center;
}
.masthead-est {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 4px;
  color: var(--text-muted);
  margin-bottom: 28px;
  opacity: 0.7;
}
.masthead-prefix {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 400;
  color: var(--text-secondary);
  letter-spacing: 6px;
  text-transform: uppercase;
  margin-bottom: 0;
}
.masthead-title {
  font-family: var(--font-serif);
  font-size: 72px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 1px;
  margin: 0 0 0 0;
  line-height: 1.0;
}
.masthead-rule {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 20px auto 28px;
  max-width: 320px;
}
.masthead-rule-line {
  flex: 1;
  height: 1px;
  background: var(--accent);
  opacity: 0.4;
}
.masthead-rule-diamond {
  width: 8px;
  height: 8px;
  border: 1.5px solid var(--accent);
  transform: rotate(45deg);
  margin: 0 14px;
  opacity: 0.5;
}
.masthead-subtitle {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 400;
  font-style: italic;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 36px;
  line-height: 1.55;
}

/* ── Stats Bar ── */
.stats-bar {
  display: flex;
  justify-content: center;
  gap: 56px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.stat { text-align: center; }
.stat-number {
  font-family: var(--font-serif);
  font-size: 44px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
.stat-label {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1.8px;
  color: var(--text-muted);
  margin-top: 6px;
}

/* ═══════════════════════════════════════════════════════════════
   CONTENT SECTIONS
   ═══════════════════════════════════════════════════════════════ */
.content-section {
  padding: 56px 0;
  border-top: 1px solid var(--border);
}

.section-number {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 8px;
}
.sn-num {
  opacity: 0.5;
  margin-right: 8px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 18px 0;
  line-height: 1.15;
  letter-spacing: 0.2px;
}

.body-text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 18px;
  max-width: 680px;
}

.bo {
  color: var(--text-primary);
  font-weight: 600;
}

/* ── Scope Cards Grid ── */
.scope-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 24px;
}
.scope-card {
  background: var(--bg-card);
  border: 1px solid var(--card-border);
  border-radius: 6px;
  padding: 22px 24px;
}
.scope-card-title {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.scope-card-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ── Cluster Cards ── */
.clusters-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}
.cluster-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 18px 22px;
  background: var(--bg-card);
  border: 1px solid var(--card-border);
  border-radius: 6px;
}
.cluster-num {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 700;
  color: var(--accent);
  flex-shrink: 0;
  width: 40px;
  text-align: center;
  line-height: 1;
  padding-top: 2px;
}
.cluster-body { flex: 1; }
.cluster-name {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.cluster-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 6px;
}
.cluster-examples {
  font-size: 12px;
  color: var(--text-muted);
  font-style: italic;
}

/* ── Depth Hierarchy ── */
.depth-item {
  display: flex;
  flex-direction: column;
  margin-bottom: 32px;
  padding-left: 16px;
  border-left: 3px solid var(--accent-faint);
}
.depth-item--primary {
  border-left-color: var(--accent);
}
.depth-level {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent);
  margin-bottom: 4px;
}
.depth-name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}
.depth-domain {
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 10px;
}
.depth-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* ── Pullquote ── */
.pullquote {
  margin: 24px 0;
  padding: 20px 26px;
  border-left: 3px solid var(--accent);
  background: var(--accent-faint);
  border-radius: 0 6px 6px 0;
}
.pullquote-text {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 400;
  font-style: italic;
  color: var(--text-primary);
  line-height: 1.6;
  margin-bottom: 6px;
}
.pullquote-attribution {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--text-muted);
}

/* ── Editorial Principles ── */
.principle {
  margin-bottom: 28px;
  padding-left: 22px;
  border-left: 3px solid var(--accent-faint);
}
.principle-title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.principle-text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-secondary);
  margin: 0;
}

/* ── Microsites Grid ── */
.microsites-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 10px;
  margin-top: 24px;
}
.microsite-card {
  background: var(--bg-card);
  border: 1px solid var(--card-border);
  border-radius: 6px;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.microsite-domain {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.3px;
}
.microsite-topic {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}
.microsite-cluster {
  font-family: var(--font-sans);
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
}
.microsites-count {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 16px;
  text-align: center;
}

/* ── Theme Swatches ── */
.theme-swatches {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}
.theme-swatch {
  border-radius: 6px;
  padding: 22px;
  border-style: solid;
  border-width: 1px;
}
.swatch-label {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  opacity: 0.6;
  margin-bottom: 8px;
}
.swatch-title {
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 700;
  margin-bottom: 8px;
}
.swatch-body {
  font-size: 13px;
  line-height: 1.6;
  opacity: 0.8;
}

/* ═══════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════ */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 56px 0;
  text-align: center;
}
.footer-logo-prefix {
  font-family: var(--font-serif);
  font-size: 13px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 4px;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.footer-logo {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
  letter-spacing: 0.5px;
}
.footer-location {
  font-family: var(--font-sans);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  margin-bottom: 28px;
}
.footer-body {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 540px;
  margin: 0 auto;
}
.footer-body p {
  margin: 0 0 14px 0;
}
.footer-body p:last-child {
  margin-bottom: 24px;
}
.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.footer-links span {
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--text-muted);
  opacity: 0.7;
}
.footer-copyright {
  font-size: 13px;
  color: var(--text-muted);
  opacity: 0.6;
}

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════ */
@media (min-width: 900px) {
  .sidebar-desktop { display: flex; }
  .hamburger-btn { display: none; }
  .mobile-overlay { display: none !important; }
}

@media (max-width: 899px) {
  .sidebar-desktop { display: none; }
}

@media (max-width: 600px) {
  .main-content { padding: 0 20px; }
  .masthead { padding: 64px 0 40px; }
  .masthead-title { font-size: 48px; }
  .masthead-subtitle { font-size: 18px; }
  .stats-bar { gap: 32px; }
  .stat-number { font-size: 36px; }
  .section-title { font-size: 28px; }
}

@media (max-width: 480px) {
  .scope-grid { grid-template-columns: 1fr; }
  .microsites-grid { grid-template-columns: 1fr; }
  .theme-swatches { grid-template-columns: 1fr; }
  .cluster-card { flex-direction: column; gap: 8px; }
  .cluster-num { width: auto; text-align: left; }
}