:root {
  --bg: #0b0b0c;
  --ink: #f4f4f5;
  --muted: #a1a1aa;
  --line: rgba(255, 255, 255, 0.12);
  --panel: #141416;
  --accent: #c41e3a;
  --focus: #e8e8ea;
}
* { box-sizing: border-box; }
html { background: var(--bg); color-scheme: dark; }
body {
  margin: 0;
  color: var(--ink);
  font: 17px/1.7 -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", sans-serif;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 20px 18px 72px; }
.brand { font-weight: 700; letter-spacing: 0.08em; }
.series { color: var(--muted); font-size: 0.8rem; margin-top: 2px; }
nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 28px;
}
nav a {
  color: var(--ink);
  text-decoration: none;
  border: 1px solid var(--line);
  padding: 8px 11px;
  font-size: 0.88rem;
}
nav a[aria-current="page"] { border-color: var(--accent); }
.langs { margin-left: auto; }
.draft {
  border: 1px solid var(--accent);
  padding: 12px 14px;
  margin: 0 0 24px;
  color: #ffd6dc;
  font-size: 0.92rem;
}
header h1 { font-size: clamp(1.7rem, 6vw, 2.3rem); line-height: 1.15; margin: 0 0 10px; }
.sub, .meta { color: var(--muted); }
.meta { font-size: 0.9rem; margin-top: 14px; }
.section { margin-top: 28px; padding-top: 8px; border-top: 1px solid var(--line); }
h2 { font-size: 1.15rem; margin: 0 0 10px; }
ul { padding-left: 1.2em; }
.notice {
  background: var(--panel);
  border-left: 3px solid var(--accent);
  padding: 14px 16px;
  margin: 18px 0;
}
.map {
  display: grid;
  gap: 10px;
}
.map div {
  background: var(--panel);
  padding: 12px 14px;
}
.map strong { display: block; margin-bottom: 4px; }
.footer {
  margin-top: 40px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.86rem;
}
a { color: #d7d7db; }
@media (max-width: 620px) {
  body { font-size: 16px; }
  nav a { font-size: 0.8rem; }
}