:root {
  color-scheme: light;
  --paper: #f4efe4;
  --paper-2: #fffaf0;
  --ink: #172121;
  --muted: #5d635f;
  --line: #d7cfbd;
  --teal: #0b7a75;
  --teal-dark: #075f5b;
  --orange: #e96f2c;
  --blue: #244caa;
  --rose: #b73558;
  --green: #16744f;
  --shadow: 0 18px 55px rgba(37, 30, 17, 0.13);
  --radius: 8px;
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(90deg, rgba(23, 33, 33, 0.035) 1px, transparent 1px) 0 0 / 44px 44px,
    linear-gradient(rgba(23, 33, 33, 0.035) 1px, transparent 1px) 0 0 / 44px 44px,
    radial-gradient(circle at top left, rgba(233, 111, 44, 0.19), transparent 34rem),
    var(--paper);
  color: var(--ink);
  font-family: Avenir, "Avenir Next", "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.68;
}

a {
  color: var(--teal-dark);
  font-weight: 800;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

.page-shell {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(244, 239, 228, 0.86);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(23, 33, 33, 0.12);
}

.nav {
  min-height: 66px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--paper-2);
  box-shadow: 4px 4px 0 var(--orange);
}

.nav-links {
  display: none;
  gap: 18px;
  font-size: 14px;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
}

.hero {
  display: grid;
  gap: 28px;
  padding-top: 46px;
  padding-bottom: 28px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--rose);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  margin: 0 0 18px;
  max-width: 900px;
  font-size: clamp(42px, 9vw, 82px);
}

h2 {
  margin: 38px 0 14px;
  font-size: clamp(30px, 5vw, 46px);
}

h3 {
  margin: 24px 0 8px;
  font-size: 24px;
}

p {
  margin: 0 0 16px;
}

.lede {
  max-width: 790px;
  color: #323b39;
  font-size: 19px;
}

.hero-media {
  overflow: hidden;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--paper-2);
  box-shadow: 10px 10px 0 rgba(23, 33, 33, 0.12);
}

.hero-media img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  width: 100%;
}

.quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.button,
.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 14px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  text-decoration: none;
}

.button {
  background: var(--ink);
  color: var(--paper-2);
}

.chip {
  color: var(--ink);
  background: var(--paper-2);
}

.content-layout {
  display: grid;
  gap: 26px;
  padding-bottom: 52px;
}

.article-body {
  min-width: 0;
}

.toc,
.note,
.range-card,
.data-card,
.faq-item,
.pull-table,
.cta-band {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 250, 240, 0.82);
}

.toc,
.note {
  padding: 18px;
}

.toc {
  position: sticky;
  top: 86px;
}

.toc strong,
.note strong {
  display: block;
  margin-bottom: 10px;
}

.toc a {
  display: block;
  margin: 8px 0;
  color: var(--muted);
  text-decoration: none;
}

.note {
  margin-top: 16px;
}

.range-grid,
.data-grid {
  display: grid;
  gap: 14px;
  margin: 20px 0;
}

.range-card,
.data-card {
  padding: 18px;
}

.range-card strong,
.data-card strong {
  display: block;
  color: var(--teal-dark);
  font-size: 18px;
}

.chart-img {
  margin: 22px 0;
  overflow: hidden;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--paper-2);
  box-shadow: 8px 8px 0 rgba(23, 33, 33, 0.1);
}

.pull-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
  margin: 20px 0;
}

.pull-table th,
.pull-table td {
  padding: 13px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.pull-table tr:last-child th,
.pull-table tr:last-child td {
  border-bottom: 0;
}

.pull-table th {
  width: 34%;
  color: var(--ink);
}

.faq-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.faq-item {
  padding: 18px;
}

.faq-item h3 {
  margin-top: 0;
}

.cta-band {
  margin: 34px 0 10px;
  padding: 22px;
  border-color: var(--ink);
  box-shadow: 8px 8px 0 rgba(23, 33, 33, 0.1);
}

.site-footer {
  border-top: 1px solid rgba(23, 33, 33, 0.12);
  padding: 28px 0 36px;
  color: var(--muted);
}

.footer-grid {
  display: grid;
  gap: 14px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

@media (min-width: 720px) {
  .page-shell {
    padding: 0 28px;
  }

  .nav-links {
    display: flex;
  }

  .range-grid,
  .data-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

@media (min-width: 980px) {
  .hero {
    grid-template-columns: minmax(0, 1fr) 0.86fr;
    align-items: center;
    padding-top: 66px;
  }

  .content-layout {
    grid-template-columns: minmax(0, 1fr) 280px;
    align-items: start;
  }
}