:root {
  --bg: #0e1116;
  --surface: #161b22;
  --border: #232a33;
  --text: #f2f4f7;
  --text-2: #9aa4b2;
  --accent: #54e36e;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.7 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); }
.wrap { width: 100%; max-width: 760px; margin: 0 auto; padding: 0 20px; }
header { padding: 18px 0; border-bottom: 1px solid var(--border); }
header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.logo { height: 28px; width: auto; display: block; }
header a.back { color: var(--text-2); text-decoration: none; font-size: 15px; padding: 10px 2px; }
header a.back:hover { color: var(--text); }
main { padding: 40px 0 56px; }
h1 { font-size: clamp(30px, 6vw, 42px); line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 8px; }
.updated { color: var(--text-2); font-size: 15px; margin: 0 0 32px; }
.summary { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 18px 20px; margin: 0 0 32px; }
.summary strong { display: block; margin-bottom: 6px; }
.summary ul { margin: 0; padding-left: 1.2em; color: var(--text-2); }
h2 { font-size: 22px; line-height: 1.3; margin: 36px 0 10px; }
p, li { color: #cdd3dc; }
ul { padding-left: 1.3em; }
li { margin-bottom: 6px; }
table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 15.5px; }
th, td { text-align: left; vertical-align: top; padding: 10px 12px; border-bottom: 1px solid var(--border); }
th { color: var(--text-2); font-weight: 600; width: 34%; }
footer { border-top: 1px solid var(--border); padding: 24px 0 44px; color: var(--text-2); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 20px; }
footer a { color: var(--text-2); }
footer .credit a { color: var(--accent); font-weight: 600; text-decoration: none; }
footer .credit a:hover { text-decoration: underline; }
@media (max-width: 560px) {
  body { font-size: 16px; }
  th, td { display: block; width: 100%; padding: 4px 0; border: 0; }
  tr { display: block; padding: 10px 0; border-bottom: 1px solid var(--border); }
}