:root {
  --ink: #1a1f1c;
  --muted: #5c6660;
  --line: #d8e0da;
  --paper: #f4f1ea;
  --card: #fffcf7;
  --forest: #1f5c45;
  --forest-deep: #164534;
  --mint: #e4efe8;
  --white: #fffcf7;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Source Sans 3", "Segoe UI", system-ui, sans-serif;
  line-height: 1.55;
}

a { color: var(--forest); }
a:hover { color: var(--forest-deep); }

.wrap {
  width: min(1040px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 252, 247, 0.96);
  backdrop-filter: blur(8px);
}
.site-header::before {
  content: "";
  display: block;
  height: 3px;
  background: var(--forest);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 14px 0 16px;
}
.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--ink);
  text-decoration: none;
  font-size: 1.05rem;
}
.wordmark svg { flex-shrink: 0; }
.wordmark span { color: var(--forest); }
nav { display: flex; gap: 6px 18px; flex-wrap: wrap; }
nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
}
nav a:hover { color: var(--forest); }

.hero {
  padding: 48px 0 28px;
}
.kicker {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--forest);
  margin: 0 0 12px;
}
h1 {
  font-family: "Source Serif 4", Georgia, "Iowan Old Style", "Palatino Linotype", serif;
  font-size: clamp(2rem, 4.2vw, 3.15rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin: 0 0 16px;
  font-weight: 600;
  max-width: 16ch;
}
.lede {
  max-width: 38rem;
  color: var(--muted);
  font-size: 1.08rem;
  margin: 0 0 24px;
}
.actions { display: flex; gap: 12px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 10px;
  padding: 12px 18px;
}
.btn-primary {
  background: var(--forest);
  color: var(--white);
}
.btn-primary:hover { background: var(--forest-deep); color: var(--white); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-ghost:hover { border-color: var(--forest); color: var(--forest); }
.btn-small { padding: 8px 12px; font-size: 0.85rem; }

.trust {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin: 36px 0 8px;
}
.trust div {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px;
  font-size: 0.9rem;
}
.trust strong { display: block; color: var(--forest); margin-bottom: 4px; }

section { padding: 28px 0 8px; }
h2 {
  font-family: "Source Serif 4", Georgia, "Iowan Old Style", Palatino, serif;
  font-size: 1.55rem;
  font-weight: 600;
  margin: 0 0 8px;
}
.section-note { color: var(--muted); margin: 0 0 20px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.card h3 {
  margin: 0;
  font-size: 1.12rem;
  letter-spacing: -0.02em;
}
.badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--forest);
  background: var(--mint);
  border-radius: 999px;
  padding: 3px 8px;
  width: fit-content;
}
.price { font-weight: 700; color: var(--forest); }
.card p { margin: 0; color: var(--muted); font-size: 0.92rem; }
.card .links { margin-top: auto; padding-top: 12px; display: flex; flex-wrap: wrap; gap: 8px; }

.notes a {
  display: block;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px 18px;
  text-decoration: none;
  color: inherit;
}
.notes a:hover { border-color: var(--forest); }
.notes h3 { margin: 0 0 6px; font-size: 1.05rem; }
.notes p { margin: 0; color: var(--muted); font-size: 0.92rem; }

.prose { max-width: 40rem; padding: 40px 0 64px; margin: 0; }
.prose h1 { font-size: 2rem; max-width: none; }
.prose table { border-collapse: collapse; width: 100%; margin: 16px 0; background: var(--card); }
.prose th, .prose td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; font-size: 0.92rem; }
.prose th { background: var(--mint); }

.site-footer {
  margin-top: 48px;
  border-top: 1px solid var(--line);
  background: var(--card);
  padding: 28px 0 36px;
  color: var(--muted);
  font-size: 0.85rem;
}
.site-footer .wrap { display: grid; gap: 10px; }
.site-footer a { color: var(--muted); }

@media (max-width: 640px) {
  .hero { padding-top: 32px; }
  h1 { max-width: none; }
}