:root {
  --blue: #0f2747;
  --steel: #5f6b7a;
  --bg: #f3f6fa;
  --white: #ffffff;
  --line: #d6dee8;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: #1d2733;
  line-height: 1.6;
  background: var(--white);
}
a { color: inherit; text-decoration: none; }
.container { width: min(94%, 1080px); margin: 0 auto; }
.site-header {
  background: var(--blue);
  color: var(--white);
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}
.header-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.8rem 0;
}
.brand {
  display: flex;
  gap: 0.65rem;
  align-items: center;
  font-weight: 700;
}
.brand-logo { width: 52px; height: auto; }
.brand small { display: block; font-weight: 400; color: #c8d3e1; }
.nav { display: flex; gap: 0.95rem; align-items: center; font-weight: 600; }
.nav a[aria-current="page"] { text-decoration: underline; }
.cta {
  background: #1f8f44;
  color: #fff;
  padding: 0.55rem 0.85rem;
  border-radius: 4px;
}
.hero {
  background: linear-gradient(120deg, #0f2747, #1f4d80);
  color: var(--white);
  padding: 3.2rem 0;
}
.hero h1 { margin: 0 0 0.55rem; font-size: clamp(1.8rem, 3.5vw, 2.4rem); }
.hero p { margin: 0; max-width: 760px; color: #deE8f3; }
.section { padding: 2.35rem 0; border-bottom: 1px solid var(--line); }
.section:nth-child(even) { background: var(--bg); }
h2 { color: var(--blue); margin: 0 0 0.7rem; font-size: 1.55rem; }
h3 { color: var(--blue); margin: 0.2rem 0 0.4rem; }
p { margin: 0 0 0.7rem; }
ul, ol { margin: 0.35rem 0 0.8rem 1.2rem; padding: 0; }
li { margin-bottom: 0.35rem; }
.split { background: var(--bg); }
.split-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
}
.site-footer {
  background: #091a31;
  color: #dbe5f1;
  padding: 1.8rem 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 1rem;
}
.site-footer h3 { color: #fff; margin: 0 0 0.5rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 0.35rem; }
@media (max-width: 900px) {
  .header-wrap, .nav { flex-wrap: wrap; }
  .split-grid, .footer-grid { grid-template-columns: 1fr; }
}