:root {
  --bg: #f4efe7;
  --bg-accent: #e8dfd1;
  --surface: rgba(255, 252, 246, 0.82);
  --surface-strong: #fffdf9;
  --text: #1d1a17;
  --muted: #60584f;
  --line: rgba(64, 45, 24, 0.16);
  --brand: #8f2d1f;
  --brand-deep: #602015;
  --accent: #1c5c52;
  --active-bg: rgba(28, 92, 82, 0.12);
  --shadow: 0 24px 60px rgba(84, 58, 28, 0.12);
  --radius: 22px;
  --font-body: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-display: Georgia, "Times New Roman", serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(143, 45, 31, 0.15), transparent 28rem),
    radial-gradient(circle at top right, rgba(28, 92, 82, 0.18), transparent 24rem),
    linear-gradient(180deg, var(--bg) 0%, #f8f4ee 45%, #f2ece3 100%);
  font: 16px/1.6 var(--font-body);
}

a {
  color: var(--brand);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

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

code,
pre {
  font-family: Consolas, "Courier New", monospace;
}

code {
  font-size: 0.95em;
}

.site-shell {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.25rem 0 3rem;
}

.site-header,
.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-header {
  padding: 0.75rem 0 1.25rem;
}

.site-footer {
  margin-top: 1.5rem;
  padding: 1rem 0;
  color: var(--muted);
}

.brand {
  color: var(--text);
  text-decoration: none;
  font: 700 1.1rem/1.2 var(--font-display);
  letter-spacing: 0.02em;
}

.top-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.top-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.5rem;
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.45);
  text-decoration: none;
  color: var(--text);
}

.top-nav a[aria-current="page"] {
  background: var(--surface-strong);
  border-color: rgba(143, 45, 31, 0.28);
}

main {
  display: grid;
  gap: 1.1rem;
}

.card {
  padding: 1.4rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}

.hero {
  padding: 2rem 1.4rem;
}

.eyebrow {
  margin: 0 0 0.6rem;
  color: var(--brand);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  line-height: 1.15;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.6rem);
  max-width: 12ch;
}

h2 {
  font-size: 1.45rem;
}

h3 {
  font-size: 1.1rem;
}

p,
ul,
ol,
dl {
  margin: 0;
}

p + p,
ul + p,
p + ul,
.card > * + *,
.prose > * + * {
  margin-top: 0.9rem;
}

.lede {
  max-width: 70ch;
  font-size: 1.05rem;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  background: var(--brand);
  color: #fff9f3;
  text-decoration: none;
}

.button:hover {
  color: #fff9f3;
  background: var(--brand-deep);
}

.button-muted {
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
  border: 1px solid var(--line);
}

.button-muted:hover {
  color: var(--text);
  background: var(--surface-strong);
}

.grid-two {
  display: grid;
  gap: 1.1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.meta-list div + div {
  margin-top: 0.8rem;
}

.meta-list dt {
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.meta-list dd {
  margin: 0.15rem 0 0;
}

.rule-stack {
  display: grid;
  gap: 1rem;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 0.85rem 0.7rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  text-align: left;
}

thead th {
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.status {
  display: inline-flex;
  align-items: center;
  padding: 0.24rem 0.62rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.status.active {
  color: var(--accent);
  background: var(--active-bg);
}

.clean-list {
  padding-left: 1.1rem;
}

.section-note,
.placeholder,
.muted {
  color: var(--muted);
}

.page-title {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
}

.page-title p {
  color: var(--muted);
}

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

.key-block {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.52);
}

pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
}

.back-link {
  display: inline-block;
  margin-bottom: 0.9rem;
  text-decoration: none;
}

@media (max-width: 760px) {
  .site-shell {
    width: min(100% - 1rem, 1120px);
  }

  .site-header,
  .site-footer,
  .page-title {
    align-items: flex-start;
    flex-direction: column;
  }

  .grid-two,
  .info-grid {
    grid-template-columns: 1fr;
  }

  .card,
  .hero {
    padding: 1.1rem;
  }

  th,
  td {
    min-width: 10rem;
  }
}