:root {
  --bg: #f3f3f0;
  --surface: #ffffff;
  --surface-soft: #fafaf8;
  --line: #d5d0c7;
  --text: #1e1e1c;
  --muted: #666259;
  --brand: #1d3557;
  --brand-deep: #15273f;
  --success: #315f45;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
  --radius-xl: 8px;
  --radius-lg: 6px;
  --radius-md: 4px;
  --max: 1180px;
  --font-display: Georgia, "Times New Roman", Times, serif;
  --font-body: "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
}

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

.page {
  max-width: var(--max);
  margin: 0 auto;
  padding: 32px 20px 60px;
}

.shell {
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  border-radius: 0;
  overflow: hidden;
}

.hero {
  padding: 38px 40px 26px;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

h1 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 46px);
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.hero p {
  max-width: 820px;
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.meta-line {
  margin-top: 14px;
  font-size: 13px;
  color: var(--muted);
}

.layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 0;
}

.sidebar {
  padding: 28px 24px 32px;
  border-right: 1px solid var(--line);
  background: var(--surface-soft);
}

.sidebar h2 {
  margin: 0 0 14px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.nav {
  display: grid;
  gap: 8px;
}

.nav a {
  display: block;
  padding: 8px 0;
  border-radius: 0;
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  border-bottom: 1px solid transparent;
}

.nav a:hover {
  color: var(--brand-deep);
  border-bottom-color: var(--line);
}

.side-note {
  margin-top: 20px;
  padding: 14px 0 0;
  border-radius: 0;
  background: var(--surface);
  border: 0;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--muted);
}

.content {
  padding: 34px 40px 44px;
}

.content--single {
  max-width: 860px;
  margin: 0 auto;
}

.section {
  padding-bottom: 24px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.section:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.section h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 28px;
  line-height: 1.14;
  letter-spacing: -0.02em;
}

.section h3 {
  margin: 18px 0 8px;
  font-size: 16px;
  line-height: 1.3;
}

.section p,
.section li {
  color: var(--text);
  font-size: 15px;
}

.section p.muted,
.fine-print {
  color: var(--muted);
}

.section ul {
  margin: 10px 0 0 22px;
  padding: 0;
}

.section li + li {
  margin-top: 6px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.card {
  padding: 16px;
  border-radius: 0;
  background: var(--surface);
  border: 1px solid var(--line);
}

.card strong {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
}

.callout {
  margin-top: 16px;
  padding: 16px 18px;
  border-radius: 0;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-left: 3px solid var(--brand);
}

.callout strong {
  display: block;
  margin-bottom: 6px;
}

.footer {
  margin-top: 26px;
  padding: 20px 0 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

.home-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 26px;
}

.home-card {
  padding: 24px;
  border-radius: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  box-shadow: none;
}

.home-card h2 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 30px;
  line-height: 1.08;
}

.home-card p {
  margin: 0;
  color: var(--muted);
}

.home-card .link {
  margin-top: 18px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  color: var(--brand-deep);
  text-decoration: underline;
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
}

@media (max-width: 680px) {
  .page {
    padding: 14px 12px 40px;
  }

  .hero,
  .sidebar,
  .content {
    padding-left: 20px;
    padding-right: 20px;
  }

  .card-grid,
  .home-grid {
    grid-template-columns: 1fr;
  }
}