:root {
  color-scheme: light dark;

  --bg: #ffffff;
  --bg-subtle: #f6f7f9;
  --fg: #16191d;
  --fg-muted: #5b6572;
  --border: #e2e5ea;
  --accent: #1f5fbf;
  --accent-hover: #17498f;
  --focus: #1f5fbf;
  --maxw: 46rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171a;
    --bg-subtle: #1c2024;
    --fg: #e8eaed;
    --fg-muted: #9aa4b0;
    --border: #2b3037;
    --accent: #7aa8f0;
    --accent-hover: #a3c3f5;
    --focus: #7aa8f0;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: 2.5rem 1.25rem 4rem;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, "Noto Sans", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

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

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
  border-radius: 2px;
}

h1 {
  font-size: 1.9rem;
  line-height: 1.25;
  margin: 0 0 1.5rem;
  letter-spacing: -0.015em;
}

h2 {
  font-size: 1.15rem;
  line-height: 1.35;
  margin: 2.25rem 0 0.6rem;
  letter-spacing: -0.005em;
}

h3 {
  font-size: 1rem;
  margin: 1.5rem 0 0.4rem;
}

p {
  margin: 0 0 1rem;
}

ul,
ol {
  margin: 0 0 1rem;
  padding-left: 1.35rem;
}

li {
  margin-bottom: 0.3rem;
}

hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 2.5rem 0;
}

.address,
address {
  font-style: normal;
}

address {
  margin-bottom: 1.25rem;
}

.lead {
  font-size: 1.05rem;
  color: var(--fg-muted);
}

.muted {
  color: var(--fg-muted);
  font-size: 0.9rem;
}

.toc {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  margin: 0 0 2rem;
  font-size: 0.95rem;
}

.toc p {
  margin: 0 0 0.5rem;
  font-weight: 600;
}

.toc ol {
  margin: 0;
  padding-left: 1.25rem;
}

.toc li {
  margin-bottom: 0.2rem;
}

.cards {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  margin: 2rem 0;
  padding: 0;
  list-style: none;
}

.cards li {
  margin: 0;
}

.card {
  display: block;
  height: 100%;
  padding: 1.1rem 1.25rem;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 8px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.card:hover {
  border-color: var(--accent);
  color: inherit;
  transform: translateY(-1px);
}

.card strong {
  display: block;
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.card span {
  color: var(--fg-muted);
  font-size: 0.9rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 1rem;
  font-size: 0.93rem;
}

th,
td {
  border: 1px solid var(--border);
  padding: 0.5rem 0.65rem;
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--bg-subtle);
  font-weight: 600;
}

.wrap-mobile {
  overflow-x: auto;
}

.langbar {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.9rem;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.langbar .sep {
  color: var(--fg-muted);
}

.site-footer {
  margin-top: 3.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  font-size: 0.9rem;
  color: var(--fg-muted);
}

.site-footer p {
  margin: 0 0 0.4rem;
}

.site-footer a {
  color: var(--fg-muted);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--bg);
  padding: 0.6rem 1rem;
  border: 1px solid var(--border);
  border-radius: 0 0 6px 0;
  z-index: 10;
}

.skip-link:focus {
  left: 0;
}

@media print {
  body {
    padding: 0;
  }

  .langbar,
  .site-footer,
  .skip-link {
    display: none;
  }
}