@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,600;9..144,700&family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --bg: #f4efe4;
  --panel: rgba(255, 252, 245, 0.84);
  --ink: #17232f;
  --muted: #5c6977;
  --line: rgba(23, 35, 47, 0.12);
  --accent: #9a3412;
  --accent-2: #0f766e;
  --shadow: 0 20px 60px rgba(23, 35, 47, 0.10);
  --radius: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "IBM Plex Sans", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(154, 52, 18, 0.18), transparent 30%),
    radial-gradient(circle at top right, rgba(15, 118, 110, 0.18), transparent 28%),
    linear-gradient(180deg, #f7f1e7 0%, #efe6d7 100%);
}

a { color: inherit; text-decoration: none; }

.shell {
  max-width: 1240px;
  margin: 0 auto;
  padding: 32px 24px 80px;
}

.hero {
  display: grid;
  gap: 24px;
  padding: 40px;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 8px);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.eyebrow {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(154, 52, 18, 0.22);
  background: rgba(154, 52, 18, 0.08);
  color: var(--accent);
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  max-width: 14ch;
  font-family: "Fraunces", serif;
  font-size: clamp(48px, 9vw, 92px);
  line-height: 0.94;
  letter-spacing: -0.03em;
}

.hero p {
  margin: 0;
  max-width: 70ch;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
}

.hero-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.stat {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.55);
}

.stat strong {
  display: block;
  margin-bottom: 8px;
  font-family: "Fraunces", serif;
  font-size: 28px;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 5;
  margin: 22px 0 26px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.nav a {
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
  color: var(--muted);
  font-size: 14px;
}

.section {
  margin-top: 44px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 20px;
  margin-bottom: 18px;
}

.section h2 {
  margin: 0;
  font-family: "Fraunces", serif;
  font-size: clamp(28px, 4vw, 40px);
}

.section p {
  margin: 0;
  color: var(--muted);
}

.grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card {
  display: grid;
  gap: 16px;
  padding: 22px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
  min-height: 240px;
}

.card:hover {
  transform: translateY(-2px);
  transition: transform 160ms ease;
}

.card .meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.card code {
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px;
  color: var(--accent-2);
}

.badge {
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  color: var(--accent);
  background: rgba(154, 52, 18, 0.08);
  border: 1px solid rgba(154, 52, 18, 0.18);
}

.card h3 {
  margin: 0;
  font-size: 24px;
  font-family: "Fraunces", serif;
}

.card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.topics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.topics span {
  font-size: 12px;
  padding: 6px 8px;
  border-radius: 999px;
  background: rgba(15, 118, 110, 0.08);
  color: var(--accent-2);
  border: 1px solid rgba(15, 118, 110, 0.16);
}

.card .actions {
  margin-top: auto;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.button {
  padding: 11px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.8);
  font-weight: 600;
}

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

.footer {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 720px) {
  .shell { padding: 18px 14px 56px; }
  .hero { padding: 26px 20px; }
  .section-head { align-items: start; flex-direction: column; }
}