:root {
  color: #172033;
  background: #f4f6f7;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

body {
  margin: 0;
}

main {
  box-sizing: border-box;
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 24px 72px;
}

header {
  margin-bottom: 40px;
}

.brand {
  color: #1597e5;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

h1, h2 {
  color: #101827;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 6vw, 3rem);
  margin: 0.35rem 0 0.8rem;
}

h2 {
  font-size: 1.25rem;
  margin-top: 2.25rem;
}

p, li {
  color: #435062;
}

a {
  color: #0877bd;
}

.language {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.language a {
  border: 1px solid #b9c4ce;
  border-radius: 6px;
  padding: 7px 10px;
  text-decoration: none;
}

.notice {
  border-left: 4px solid #1597e5;
  margin: 24px 0;
  padding: 12px 16px;
  background: #eaf5fb;
}

footer {
  border-top: 1px solid #d8dee3;
  color: #697586;
  font-size: 0.9rem;
  margin-top: 48px;
  padding-top: 20px;
}