:root {
  --ink: #202b34;
  --muted: #5f6b75;
  --accent: #294e78;
  --canvas: #f5f6f4;
  --paper: #ffffff;
  --rule: #e0e5e5;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #e7ecef;
    --muted: #a3afb8;
    --accent: #9cc0ea;
    --canvas: #12181d;
    --paper: #1a2229;
    --rule: #2c3640;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font: 16px/1.7 system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", "Noto Sans Myanmar", "Myanmar Text",
    Padauk, "Noto Sans Thai", "Leelawadee UI", sans-serif;
}
main {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 16px 64px;
}
h1 { font-size: 30px; line-height: 1.3; margin: 0 0 4px; }
h2 { font-size: 18px; margin: 32px 0 6px; }
section { background: var(--paper); border: 1px solid var(--rule); border-radius: 10px; padding: 8px 22px 18px; margin-top: 24px; }
.lang-title { margin-top: 16px; }
.meta, .note, .back { color: var(--muted); font-size: 14px; margin: 0; }
.back { margin-bottom: 18px; }
.note { margin-top: 24px; }
.lead { font-size: 17px; }
.langs { margin-top: 14px; font-size: 15px; }
a { color: var(--accent); }
code { font-size: 14px; overflow-wrap: anywhere; }
ul { padding-left: 22px; }
li { margin: 6px 0; }
.brand { display: flex; gap: 14px; align-items: center; margin-bottom: 18px; }
.brand img { border-radius: 12px; }