:root {
  --orange: #ff8200;
  --white: #ffffff;
  --gray: #4b4b4b;
  --navy: #0b2341;
  --light: #f4f5f7;
  --max: 960px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--gray);
  background: var(--white);
  line-height: 1.65;
}

a { color: var(--navy); text-decoration-color: var(--orange); text-underline-offset: 3px; }
a:hover { color: #000; }

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

header.site {
  background: var(--navy);
  border-bottom: 4px solid var(--orange);
}
header.site .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 24px;
  padding-top: 16px;
  padding-bottom: 16px;
}
.brand {
  color: var(--white);
  text-decoration: none;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.brand span { color: var(--orange); }
nav a {
  color: var(--white);
  text-decoration: none;
  margin-left: 20px;
  font-size: 0.95rem;
}
nav a:hover { color: var(--orange); }

.hero {
  background: var(--navy);
  color: var(--white);
  padding: 80px 0 88px;
}
.hero h1 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.15;
  max-width: 18ch;
}
.hero p { margin: 0 0 28px; max-width: 56ch; font-size: 1.15rem; color: #dbe2ec; }

.button {
  display: inline-block;
  background: var(--orange);
  color: var(--navy);
  font-weight: 700;
  padding: 12px 26px;
  border-radius: 4px;
  text-decoration: none;
}
.button:hover { background: #ff9a33; color: var(--navy); }

section { padding: 64px 0; }
section.alt { background: var(--light); }
h2 { color: var(--navy); font-size: 1.75rem; margin: 0 0 12px; }
h2::after {
  content: "";
  display: block;
  width: 48px;
  height: 4px;
  background: var(--orange);
  margin-top: 10px;
}
h3 { color: var(--navy); margin: 0 0 8px; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  margin-top: 32px;
}
.card {
  background: var(--white);
  border-top: 4px solid var(--orange);
  padding: 24px;
  box-shadow: 0 1px 4px rgba(11, 35, 65, 0.12);
}
.card p { margin: 0; }

.page { padding: 56px 0 72px; }
.page h1 { color: var(--navy); margin: 0 0 8px; }
.page h2 { margin-top: 36px; font-size: 1.35rem; }
.page .updated { color: var(--gray); font-size: 0.9rem; margin: 0 0 24px; }

footer.site {
  background: var(--navy);
  color: #c5cfdc;
  padding: 36px 0;
  font-size: 0.9rem;
}
footer.site a { color: var(--white); }
footer.site p { margin: 4px 0; }
footer.site .links { margin-top: 12px; }
footer.site .links a { margin-right: 16px; }

:focus-visible { outline: 3px solid var(--orange); outline-offset: 2px; }

@media (max-width: 560px) {
  nav a { margin: 0 16px 0 0; }
  .hero { padding: 56px 0 64px; }
  section { padding: 48px 0; }
}