:root {
  --bg: #111418;
  --panel: #1b1f26;
  --border: #2a3038;
  --text: #e6e9ef;
  --muted: #9aa4b2;
  --accent: #ff8a3d;
  color-scheme: dark;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 15px;
}
a { color: var(--accent); }
header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: baseline;
}
header a.brand {
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
}
header nav { display: flex; gap: 12px; flex-wrap: wrap; font-size: 13px; }
header nav a { color: var(--muted); text-decoration: none; }
header nav a[aria-current="page"] { color: var(--text); }
main {
  max-width: 720px;
  margin: 0 auto;
  padding: 28px 20px 64px;
}
h1 { font-size: 1.45rem; margin: 0 0 8px; }
.meta { color: var(--muted); font-size: 13px; margin: 0 0 28px; }
h2 { font-size: 1.05rem; margin: 28px 0 10px; border-bottom: 1px solid var(--border); padding-bottom: 6px; }
p, li { color: #d5dae3; }
ul { padding-left: 1.3em; }
.note {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 13px;
  color: var(--muted);
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
th, td {
  border: 1px solid var(--border);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}
th {
  width: 32%;
  background: var(--panel);
  color: var(--muted);
  font-weight: 600;
}
.placeholder {
  color: #f0c674;
  font-weight: 600;
}
footer {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 20px 40px;
  font-size: 13px;
  color: var(--muted);
}