:root {
  --bg: #f2efe8;
  --surface: #ffffff;
  --ink: #181613;
  --ink-soft: #59544b;
  --line: #ddd8cf;
  --brand: #1f4f46;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at 20% 0%, #fff8ec 0%, var(--bg) 38%, #ece8de 100%);
}

.site {
  max-width: 900px;
  margin: 0 auto;
  padding: 32px 20px 72px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.brand {
  text-decoration: none;
  color: var(--ink);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 20px;
  font-weight: 700;
}

.nav a {
  color: var(--brand);
  text-decoration: none;
  font-weight: 600;
  margin-left: 16px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 28px;
}

h1 {
  margin: 0 0 8px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(28px, 4vw, 40px);
  letter-spacing: -0.02em;
}

.subhead {
  color: var(--ink-soft);
  margin-top: 0;
  margin-bottom: 28px;
}

h2 {
  margin-top: 26px;
  margin-bottom: 8px;
  font-size: 20px;
  letter-spacing: -0.01em;
}

p, li {
  line-height: 1.65;
  color: #211f1a;
}

ul { padding-left: 20px; }

.meta {
  margin-top: 24px;
  font-size: 14px;
  color: var(--ink-soft);
}

a { color: var(--brand); }