* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.7;
  color: #172033;
  background: #f6f8fb;
}

a {
  color: #1d5fd1;
}

.pageShell {
  width: min(980px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 52px;
}

.siteHeader,
.siteFooter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 0;
}

.brandLink {
  color: #172033;
  font-size: 1.15rem;
  font-weight: 800;
  text-decoration: none;
}

.siteNav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.siteNav a {
  color: #263348;
  font-size: .94rem;
  text-decoration: none;
}

.hero,
.contentSection {
  background: #fff;
  border: 1px solid #dce3ee;
  border-radius: 8px;
  padding: 26px;
  margin-top: 18px;
}

.hero h1,
.contentSection h2 {
  margin: 0 0 12px;
  line-height: 1.25;
}

.hero p,
.contentSection p {
  margin: 0 0 14px;
}

.contentGrid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.infoBox {
  border: 1px solid #e2e7f0;
  border-radius: 8px;
  padding: 16px;
  background: #fbfcff;
}

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

.siteFooter {
  color: #667085;
  font-size: .92rem;
}

@media (max-width: 640px) {
  .pageShell {
    width: min(100% - 22px, 980px);
    padding-top: 14px;
  }

  .hero,
  .contentSection {
    padding: 20px;
  }
}