* {
  box-sizing: border-box;
}

html {
  color-scheme: light;
  background: #f5f7fa;
  color: #172b42;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.75;
}

body {
  margin: 0;
}

.shell {
  width: min(100%, 72rem);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 3rem);
}

a {
  color: #174f88;
  text-underline-offset: 0.22em;
  overflow-wrap: anywhere;
}

a:hover {
  text-decoration-thickness: 0.15em;
}

:focus-visible {
  outline: 3px solid #a64b00;
  outline-offset: 4px;
}

.skip-link {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 1;
  padding: 0.5rem 0.75rem;
  background: #fff;
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  background: #fff;
  border-bottom: 1px solid #ccd5e0;
  padding-block: 1.25rem;
}

.brand {
  margin: 0 0 0.75rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
}

nav a {
  display: inline-block;
  padding-block: 0.25rem;
}

nav a[aria-current="page"] {
  color: #172b42;
  font-weight: 700;
  text-decoration-thickness: 0.15em;
}

main {
  padding-block: clamp(1.5rem, 4vw, 3rem);
}

h1 {
  max-width: 46rem;
  margin: 0 0 1.5rem;
  font-size: clamp(1.65rem, 5vw, 2.5rem);
  line-height: 1.3;
  overflow-wrap: anywhere;
}

h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.2rem, 3vw, 1.45rem);
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.language-section {
  max-width: 46rem;
}

.language-section + .language-section {
  margin-top: 2rem;
  border-top: 1px solid #ccd5e0;
  padding-top: 2rem;
}

p {
  margin: 0 0 1rem;
}

ol {
  margin: 0;
  padding-inline-start: 1.5rem;
}

li {
  padding-inline-start: 0.25rem;
  margin-bottom: 1rem;
}

.site-footer {
  border-top: 1px solid #ccd5e0;
  padding-block: 1.25rem;
  font-size: 0.95rem;
}

.site-footer p {
  margin: 0;
}