:root {
  --bg: #f7f7f9;
  --text: #1b1d24;
  --muted: #5c6070;
  --line: #d9dbe3;
  --accent: #1f6fd1;
  --panel: #ffffff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #060811;
    --text: #e6e8ef;
    --muted: #9aa0b4;
    --line: #262b3d;
    --accent: #7fb4ff;
    --panel: #0d1120;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 760px; margin: 0 auto; padding: 32px 16px 64px; }
h1 { font-size: 1.7rem; line-height: 1.25; margin: 0 0 4px; }
h2 { font-size: 1.15rem; margin: 2em 0 0.5em; }
.meta, .lang { color: var(--muted); margin: 0 0 1.5em; }
.lang { text-align: right; margin: 0 0 1em; }
a { color: var(--accent); overflow-wrap: anywhere; }
table { width: 100%; border-collapse: collapse; background: var(--panel); font-size: 0.95rem; }
th, td { text-align: left; vertical-align: top; padding: 10px; border: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; }
@media (max-width: 600px) {
  table, tbody, tr, td { display: block; width: 100%; }
  tr:first-child { display: none; }
  tr { margin-bottom: 12px; border: 1px solid var(--line); }
  td { border: 0; border-bottom: 1px solid var(--line); }
  td:first-child { font-weight: 600; }
  td:last-child { border-bottom: 0; }
}