:root {
  color-scheme: light;
  --background: #ffffff;
  --surface: #f5f7fa;
  --text: #172033;
  --muted: #526078;
  --border: #d8dee9;
  --accent: #1557b0;
  --accent-hover: #0e438a;
  --max-width: 72rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
}

a {
  color: var(--accent);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.16em;
}

a:hover {
  color: var(--accent-hover);
}

a:focus-visible {
  border-radius: 0.2rem;
  outline: 0.2rem solid var(--accent);
  outline-offset: 0.2rem;
}

.skip-link {
  position: absolute;
  top: 0.75rem;
  left: -100vw;
  z-index: 1;
  padding: 0.65rem 0.9rem;
  background: var(--text);
  color: var(--background);
}

.skip-link:focus {
  left: 0.75rem;
}

.site-header,
.site-footer {
  border-color: var(--border);
  border-style: solid;
  border-width: 0;
}

.site-header {
  border-bottom-width: 0.0625rem;
}

.site-footer {
  border-top-width: 0.0625rem;
}

.header-inner,
.page,
.footer-inner {
  width: min(100% - 2rem, var(--max-width));
  margin-inline: auto;
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  padding-block: 1rem;
}

.brand {
  color: var(--text);
  font-size: 1.15rem;
  font-weight: 700;
  text-decoration: none;
}

.site-nav ul,
.language-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a,
.language-nav a {
  font-weight: 600;
}

.page {
  padding-block: clamp(2.5rem, 6vw, 5rem);
}

.page-intro {
  max-width: 48rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

h1,
h2,
h3 {
  line-height: 1.2;
  text-wrap: balance;
}

h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.25rem, 7vw, 4.5rem);
  letter-spacing: -0.035em;
}

h2 {
  margin: 0 0 1.5rem;
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  letter-spacing: -0.02em;
}

h3 {
  margin: 2rem 0 0.5rem;
  font-size: 1.25rem;
}

p,
ul,
ol {
  max-width: 48rem;
}

.lede {
  color: var(--muted);
  font-size: 1.15rem;
}

.language-nav {
  margin-top: 1.5rem;
  padding: 1rem;
  border: 0.0625rem solid var(--border);
  background: var(--surface);
}

.language-section {
  padding-block: clamp(2rem, 5vw, 4rem);
  border-top: 0.0625rem solid var(--border);
}

.language-section:first-of-type {
  border-top: 0;
}

li + li {
  margin-top: 0.45rem;
}

.effective-date {
  color: var(--muted);
  font-weight: 600;
}

.footer-inner {
  padding-block: 1.5rem;
}

.footer-inner p {
  margin: 0;
  color: var(--muted);
}

@media (max-width: 38rem) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav ul {
    gap: 0.5rem 0.8rem;
  }

  .page {
    padding-block: 2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}