:root {
  --bg: #f8efd8;
  --bg-card: #fdf7e6;
  --text: #2a1f0f;
  --text-muted: #6b5a3a;
  --accent: #b66e1e;
  --accent-hover: #8f5615;
  --border: #e8dab5;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  font-size: 17px;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 64px;
}

header.site {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
}

header.site .mark {
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

header.site .mark .leaf { color: var(--accent); }

nav.site {
  margin-left: auto;
  display: flex;
  gap: 20px;
  font-size: 15px;
}

h1 {
  font-size: 36px;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
  font-weight: 600;
}

h2 {
  font-size: 22px;
  letter-spacing: -0.01em;
  margin: 36px 0 12px;
  font-weight: 600;
}

p, ul { margin: 0 0 16px; }

ul { padding-left: 22px; }

.lede {
  font-size: 19px;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.tagline {
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
}

.subtle { color: var(--text-muted); }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 24px;
  margin: 24px 0;
}

footer.site {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 14px;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 540px) {
  .container { padding: 32px 20px 48px; }
  h1 { font-size: 30px; }
  nav.site { gap: 14px; font-size: 14px; }
  body { font-size: 16px; }
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1a140a;
    --bg-card: #221a0f;
    --text: #f0e7d0;
    --text-muted: #b09870;
    --accent: #d69839;
    --accent-hover: #e8ab4d;
    --border: #3a2e1c;
  }
}