:root {
  --bg: #f6f1e7;
  --ink: #161412;
  --muted: #645b51;
  --line: rgba(22, 20, 18, 0.14);
  --panel: rgba(255, 251, 245, 0.72);
  --accent: #b33a20;
  --accent-soft: rgba(179, 58, 32, 0.1);
  --deep: #27323b;
  --paper: #fffaf3;
  --shadow: 0 20px 60px rgba(39, 50, 59, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  font-family: "Trebuchet MS", "Avenir Next", "Segoe UI", sans-serif;
  line-height: 1.55;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(179, 58, 32, 0.12), transparent 32%),
    radial-gradient(circle at bottom right, rgba(39, 50, 59, 0.18), transparent 28%),
    linear-gradient(180deg, #f9f5ed 0%, #f2ece0 100%);
}

body {
  margin: 0;
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

.shell {
  width: min(1120px, calc(100vw - 32px));
  margin: 0 auto;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
  text-decoration: none;
}

.brand-mark {
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
}

.brand-name {
  font-family: Georgia, "Iowan Old Style", "Palatino Linotype", serif;
  font-size: 1.1rem;
  letter-spacing: 0.03em;
}

.lang-switch,
.nav {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  font-size: 0.95rem;
  color: var(--muted);
}

.nav {
  gap: 18px;
}

.hero {
  position: relative;
  padding: 56px 0 28px;
  overflow: hidden;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.hero::before {
  inset: 28px auto auto -72px;
  width: 220px;
  height: 220px;
  border: 1px solid rgba(179, 58, 32, 0.22);
  border-radius: 50%;
}

.hero::after {
  inset: auto -80px 0 auto;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(39, 50, 59, 0.12), transparent 60%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.85fr);
  gap: 28px;
  align-items: end;
}

.eyebrow {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
}

.hero h1,
.page-hero h1 {
  margin: 18px 0 14px;
  font-family: Georgia, "Iowan Old Style", "Palatino Linotype", serif;
  font-size: clamp(2.8rem, 8vw, 5.6rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.hero p,
.page-hero p {
  margin: 0;
  max-width: 40rem;
  font-size: 1.06rem;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid var(--ink);
  text-decoration: none;
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

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

.button-secondary {
  background: rgba(255, 255, 255, 0.54);
}

.hero-card,
.section,
.page-block {
  background: var(--panel);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 24px;
  border-radius: 28px;
}

.hero-card h2,
.section h2,
.page-block h2 {
  margin: 0 0 10px;
  font-family: Georgia, "Iowan Old Style", "Palatino Linotype", serif;
  font-size: 1.45rem;
  letter-spacing: -0.02em;
}

.hero-card p,
.section p,
.page-block p,
.page-block li,
.section li {
  color: var(--muted);
}

.marker-list,
.log-list,
.faq-list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.marker-list li,
.log-item,
.faq-item {
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.marker-list strong,
.log-item strong,
.faq-item strong,
.kicker {
  display: block;
  color: var(--ink);
}

.sections {
  display: grid;
  gap: 22px;
  padding: 12px 0 48px;
}

.section {
  border-radius: 26px;
  padding: 26px;
}

.section-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.smallcaps {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.74rem;
  color: var(--accent);
}

.heatmap {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.heatmap div {
  padding: 14px 12px;
  border-radius: 18px;
  min-height: 92px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: linear-gradient(180deg, rgba(39, 50, 59, 0.08), rgba(179, 58, 32, 0.14));
}

.heatmap strong {
  font-size: 1.4rem;
  font-family: Georgia, "Iowan Old Style", "Palatino Linotype", serif;
}

.page-hero {
  padding: 46px 0 18px;
}

.page-block {
  border-radius: 24px;
  padding: 26px;
  margin-bottom: 20px;
}

.footer {
  padding: 12px 0 36px;
  color: var(--muted);
  font-size: 0.92rem;
}

.note {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(39, 50, 59, 0.08);
}

@media (max-width: 860px) {
  .hero-grid,
  .section-grid,
  .heatmap {
    grid-template-columns: 1fr;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }
}