:root {
  --bg: #f6f1e8;
  --paper: #fffaf2;
  --ink: #1f1d1a;
  --muted: #6d655c;
  --line: rgba(31, 29, 26, 0.12);
  --accent: #c45c2c;
  --accent-deep: #7d2f16;
  --accent-soft: #f0c7a5;
  --teal: #1d6f78;
  --shadow: 0 18px 48px rgba(73, 42, 17, 0.12);
}

body {
  background:
    radial-gradient(circle at top right, rgba(196, 92, 44, 0.16), transparent 28%),
    linear-gradient(180deg, #fbf6ee 0%, var(--bg) 100%);
  color: var(--ink);
  font-family: "Avenir Next", Avenir, "Segoe UI", sans-serif;
  line-height: 1.65;
}

.navbar {
  background: rgba(255, 250, 242, 0.92);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(73, 42, 17, 0.06);
}

.navbar-default .navbar-brand,
.navbar-default .navbar-nav > li > a {
  color: var(--ink) !important;
  font-weight: 600;
}

.navbar-default .navbar-nav > li > a:hover,
.navbar-default .navbar-nav > li > a:focus {
  color: var(--accent-deep) !important;
  background: rgba(240, 199, 165, 0.35) !important;
  background-image: none !important;
  box-shadow: none !important;
}

.navbar-default .navbar-nav > .active > a,
.navbar-default .navbar-nav > .active > a:hover,
.navbar-default .navbar-nav > .active > a:focus {
  color: var(--ink) !important;
  background: rgba(240, 199, 165, 0.42) !important;
  background-image: none !important;
  box-shadow: none !important;
}

.navbar-default .navbar-nav > li.active > a,
.navbar-default .navbar-nav > li.active > a:hover,
.navbar-default .navbar-nav > li.active > a:focus {
  color: var(--ink) !important;
  background: rgba(240, 199, 165, 0.42) !important;
  background-image: none !important;
  box-shadow: none !important;
}

.navbar-default .navbar-toggle {
  border-color: rgba(138, 52, 24, 0.38);
  background: rgba(255, 248, 239, 0.96);
}

.navbar-default .navbar-toggle:hover,
.navbar-default .navbar-toggle:focus {
  background: rgba(240, 199, 165, 0.45);
  border-color: rgba(138, 52, 24, 0.55);
}

.navbar-default .navbar-toggle .icon-bar {
  background-color: var(--accent-deep);
  height: 3px;
  width: 24px;
}

h1, h2, h3, h4 {
  color: var(--ink);
  font-family: Georgia, "Iowan Old Style", serif;
  letter-spacing: -0.02em;
}

h1 {
  font-size: 3.2rem;
  margin-bottom: 1.2rem;
}

h2 {
  margin-top: 2.8rem;
  padding-top: 0.4rem;
}

a {
  color: var(--accent-deep);
}

.main-container {
  max-width: 1180px;
  padding-bottom: 4rem;
}

.hero-panel,
.section-panel,
.stat-card,
.insight-card,
.widget-panel {
  background: rgba(255, 250, 242, 0.82);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.hero-panel {
  margin: 1.5rem 0 2rem;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.9fr);
  gap: 1.5rem;
  padding: 2rem;
}

.hero-copy {
  background: linear-gradient(160deg, rgba(255, 250, 242, 0.9), rgba(240, 199, 165, 0.26));
  border-radius: 18px;
  padding: 1.8rem;
}

.hero-kicker {
  color: var(--accent-deep);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero-lead,
.section-lead {
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 65ch;
}

.hero-meta {
  display: grid;
  gap: 0.9rem;
}

.stat-card,
.insight-card,
.widget-panel,
.section-panel {
  padding: 1.35rem 1.45rem;
}

.stat-value {
  display: block;
  font-family: Georgia, "Iowan Old Style", serif;
  font-size: 2.2rem;
  line-height: 1;
  color: var(--accent-deep);
}

.stat-label,
.insight-card p:last-child {
  color: var(--muted);
  margin-bottom: 0;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.2rem 0 2rem;
}

.html-widget {
  border-radius: 20px;
}

.plotly.html-widget {
  background: rgba(255, 250, 242, 0.86);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 0.6rem;
}

table {
  background: rgba(255, 250, 242, 0.82);
}

table.dataTable {
  border: 1px solid var(--line) !important;
  border-radius: 18px;
  overflow: hidden;
}

table.dataTable thead th {
  background: #f0c7a5 !important;
  color: var(--ink) !important;
  border-bottom: 1px solid var(--line) !important;
}

.dataTables_wrapper {
  background: rgba(255, 250, 242, 0.86);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 1rem;
}

.note-callout {
  border-left: 5px solid var(--teal);
  padding: 1rem 1.2rem;
  background: rgba(29, 111, 120, 0.08);
  border-radius: 16px;
  margin: 1rem 0 2rem;
}

.btn,
.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
  border: none;
  border-radius: 999px;
  padding: 0.85rem 1.4rem;
  box-shadow: 0 12px 24px rgba(125, 47, 22, 0.18);
}

.tocify {
  border-radius: 18px;
  border: 1px solid var(--line);
  box-shadow: none;
}

iframe {
  border-radius: 18px;
  background: #fff;
}

@media (max-width: 991px) {
  .hero-grid,
  .cards-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 2.5rem;
  }
}