:root {
  --bg: #F5EBD5;
  --surface: #F8F2E3;
  --surface2: #FBF7EE;
  --border: #C7BDA3;
  --text: #3D5135;
  --muted: #6E7F61;
  --primary: #5F7A49;
  --primary2: #3F5634;
  --shadow: 0 12px 28px rgba(61, 81, 53, 0.08);
  --radius: 18px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Work Sans', system-ui, sans-serif;
  background: linear-gradient(180deg, var(--bg), #f3e8d0);
  color: var(--text);
  line-height: 1.65;
}

a {
  color: var(--primary);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.16em;
}

a:hover { color: var(--primary2); }

.container {
  width: min(calc(100% - 2rem), 1100px);
  margin: 0 auto;
}

.container-narrow {
  width: min(calc(100% - 2rem), 900px);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(95, 122, 73, 0.15);
  z-index: 10;
}

.head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  min-height: 74px;
  padding: 0.8rem 0;
}

.brand {
  display: flex;
  gap: 0.8rem;
  align-items: center;
  color: inherit;
  text-decoration: none;
}

.mark {
  width: 42px;
  height: 42px;
  border: 1px solid rgba(95, 122, 73, 0.3);
  border-radius: 10px;
  background: var(--surface);
  box-shadow: var(--shadow);
  flex-shrink: 0;
}

.label {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

h1, h2, h3 {
  font-family: 'Instrument Serif', Georgia, serif;
  font-weight: 400;
  line-height: 1.08;
  margin: 0;
}

h1 { font-size: clamp(2.2rem, 4vw, 4rem); max-width: 14ch; }
h2 { font-size: clamp(1.5rem, 2.4vw, 2.3rem); margin-bottom: 0.75rem; }
h3 {
  font-family: 'Work Sans', system-ui, sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.45rem;
}

.nav {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav a {
  font-size: 0.95rem;
  text-decoration: none;
  color: var(--muted);
  padding: 0.35rem 0.15rem;
}

.nav a:hover { color: var(--text); }

.hero { padding: 4rem 0 2rem; }

.grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  align-items: start;
}

.lede {
  font-size: 1.06rem;
  max-width: 68ch;
}

.card {
  background: linear-gradient(180deg, var(--surface2), var(--surface));
  border: 1px solid rgba(95, 122, 73, 0.18);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.35rem;
}

section {
  padding: 2.3rem 0;
  border-top: 1px solid rgba(95, 122, 73, 0.14);
}

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

.link-grid a {
  display: block;
  padding: 1rem 1.05rem;
  background: var(--surface);
  border: 1px solid rgba(95, 122, 73, 0.16);
  border-radius: 14px;
  text-decoration: none;
  color: var(--text);
}

.link-grid a span {
  display: block;
  color: var(--muted);
  font-size: 0.92rem;
  margin-top: 0.25rem;
}

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

.pill {
  display: inline-block;
  padding: 0.35rem 0.7rem;
  border: 1px solid rgba(95, 122, 73, 0.22);
  border-radius: 999px;
  background: rgba(95, 122, 73, 0.08);
  font-size: 0.9rem;
  color: var(--muted);
}

ul { margin: 0.5rem 0 0; padding-left: 1.2rem; }
li { margin: 0.35rem 0; }

.site-footer {
  padding: 2rem 0 3rem;
  border-top: 1px solid rgba(95, 122, 73, 0.14);
}

.small { color: var(--muted); }

.doc-page { padding: 2.5rem 0 3rem; }

.doc-page h2 {
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  margin-top: 2rem;
}

.doc-page h2:first-of-type { margin-top: 1.5rem; }

.doc-meta {
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: 0.5rem;
}

.doc-page table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface2);
  margin-top: 1rem;
}

.doc-page th,
.doc-page td {
  border: 1px solid var(--border);
  padding: 0.65rem 0.75rem;
  text-align: left;
  vertical-align: top;
}

.doc-page th {
  background: #eee4cf;
  font-weight: 600;
}

.release-meta {
  color: var(--muted);
  font-size: 0.95rem;
}

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

  .nav { display: none; }
}