:root {
  --bg: #f6f7fb;
  --card: #ffffff;
  --ink: #1c2638;
  --muted: #5b6475;
  --accent: #2f7bf0;
  --line: #e3e6ee;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #11151d;
    --card: #1a1f2a;
    --ink: #e8ebf2;
    --muted: #a5adbd;
    --accent: #6aa3ff;
    --line: #2a3140;
  }
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.65 system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}
main {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 16px 64px;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px 24px;
}
h1 {
  font-size: 28px;
  line-height: 1.25;
  margin: 0 0 4px;
}
h2 {
  font-size: 19px;
  margin: 28px 0 8px;
}
p,
li {
  color: var(--ink);
}
.muted {
  color: var(--muted);
  font-size: 14px;
}
a {
  color: var(--accent);
}
.lang {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-bottom: 12px;
  font-size: 14px;
}
.lang a {
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  text-decoration: none;
}
.lang a.on {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  margin: 8px 0;
}
th,
td {
  text-align: left;
  vertical-align: top;
  padding: 8px 6px;
  border-bottom: 1px solid var(--line);
}
.home a {
  display: block;
  padding: 14px 16px;
  margin: 8px 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
}
@media (max-width: 520px) {
  table,
  thead,
  tbody,
  tr,
  th,
  td {
    display: block;
  }
  thead {
    display: none;
  }
  td {
    border: none;
    padding: 2px 0;
  }
  tr {
    border-bottom: 1px solid var(--line);
    padding: 8px 0;
  }
}