* { box-sizing: border-box; }
body {
  margin: 0;
  color: #0f172a;
  background: #f8fafc;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.65;
}
a { color: #1d4ed8; text-decoration: none; }
a:hover { text-decoration: underline; }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(10px);
  background: rgba(248, 250, 252, 0.9);
  border-bottom: 1px solid #e2e8f0;
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 72px;
}
.brand { font-weight: 800; color: #0f172a; }
.nav-links { display: flex; gap: 18px; flex-wrap: wrap; }
.nav-links a { font-size: 14px; font-weight: 700; color: #475569; }
.hero { padding: 72px 0 40px; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 28px;
  align-items: start;
}
.eyebrow {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 800;
  color: #2563eb;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
h1 { margin: 0 0 16px; font-size: clamp(34px, 5vw, 56px); line-height: 1.1; }
h2 { margin: 0 0 14px; font-size: clamp(24px, 3vw, 32px); line-height: 1.2; }
h3 { margin: 0 0 10px; font-size: 20px; line-height: 1.3; }
.lead { font-size: 18px; color: #334155; }
.cta-row { display: flex; gap: 14px; flex-wrap: wrap; margin: 24px 0; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 14px;
  font-weight: 800;
}
.btn-primary { background: #0f172a; color: #fff; }
.btn-secondary { background: #e2e8f0; color: #0f172a; }
.trust-list {
  margin: 20px 0 0;
  padding-left: 18px;
  color: #475569;
}
.hero-card, .card {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 18px;
  padding: 24px;
  box-shadow: 0 16px 32px rgba(15, 23, 42, 0.06);
}
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 18px;
}
.feature-grid dt { font-size: 13px; font-weight: 800; color: #0f172a; }
.feature-grid dd { margin: 6px 0 0; font-size: 14px; color: #64748b; }
.section { padding: 28px 0 44px; }
.section-alt { background: #eff6ff; border-top: 1px solid #dbeafe; border-bottom: 1px solid #dbeafe; }
.cards { display: grid; gap: 18px; }
.cards-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.cards-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card p { margin: 0; color: #475569; }
.site-footer {
  margin-top: 20px;
  border-top: 1px solid #e2e8f0;
  background: #fff;
  padding: 28px 0 42px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 16px;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: flex-end;
  align-content: flex-start;
}
.article-wrap {
  padding: 56px 0 72px;
  max-width: 860px;
}
.article-wrap article {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 22px;
  padding: 32px;
  box-shadow: 0 20px 36px rgba(15, 23, 42, 0.06);
}
.article-intro {
  margin: 0 0 20px;
  font-size: 18px;
  color: #334155;
}
.article-wrap section + section { margin-top: 28px; }
.article-links ul { margin: 0; padding-left: 18px; }
@media (max-width: 900px) {
  .hero-grid, .cards-2, .cards-3, .footer-grid { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; }
}