:root {
  --bg: #f6f8f8;
  --text: #16232a;
  --muted: #5d6f78;
  --line: #d7e1e1;
  --accent: #1f7f72;
  --panel: #ffffff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1116;
    --text: #edf4f4;
    --muted: #91a3af;
    --line: #24313a;
    --accent: #9de6da;
    --panel: #131e26;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.7 system-ui, -apple-system, "Segoe UI", "Apple SD Gothic Neo",
    "Noto Sans KR", "Hiragino Sans", "Noto Sans JP", sans-serif;
}
main { max-width: 760px; margin: 0 auto; padding: 32px 16px 64px; }
h1 { font-size: 1.8rem; line-height: 1.3; margin: .2em 0; }
h2 { font-size: 1.15rem; margin-top: 2em; }
a { color: var(--accent); }
.meta { color: var(--muted); font-size: .9rem; }
.lang { font-size: .9rem; margin-bottom: 16px; }
.lang a[aria-current] { color: var(--text); font-weight: 600; text-decoration: none; }
.brand { display: flex; gap: 16px; align-items: center; }
.brand img { border-radius: 16px; }
section { border-top: 1px solid var(--line); margin-top: 24px; }
table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: .95rem; }
th, td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
th { background: var(--panel); }
footer { margin-top: 48px; }
@media (max-width: 520px) {
  table, tbody, tr, th, td { display: block; }
  tr { margin-bottom: 8px; }
}