:root {
  color-scheme: light;
  --text: #1a1a1a;
  --muted: #555;
  --border: #ddd;
  --accent: #1565c0;
  --bg: #fff;
  --code-bg: #f5f5f5;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
}
a { color: var(--accent); }
header.site {
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 1.25rem;
  font-size: 0.95rem;
}
header.site a { text-decoration: none; }
main {
  max-width: 52rem;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}
main img {
  max-width: 100%;
  height: auto;
  border: 1px solid var(--border);
  border-radius: 4px;
}
table {
  border-collapse: collapse;
  width: 100%;
  margin: 1rem 0;
  font-size: 0.95rem;
}
th, td {
  border: 1px solid var(--border);
  padding: 0.45rem 0.65rem;
  vertical-align: top;
}
th { background: #f7f7f7; }
blockquote {
  margin: 0 0 1.25rem;
  padding: 0.35rem 0.75rem;
  border-left: 3px solid var(--border);
  color: var(--muted);
  background: #fafafa;
  font-size: 0.85rem;
}
blockquote.page-meta {
  border-left-color: #ccc;
  background: transparent;
  padding-left: 0;
}
.figure-legend {
  margin: 0.5rem 0 1.25rem;
  padding: 0.5rem 0.75rem;
  background: #fff8f8;
  border: 1px solid #ffcdd2;
  border-radius: 4px;
  font-size: 0.95rem;
}
.figure-legend p {
  margin: 0 0 0.35rem;
  font-weight: 600;
}
.figure-legend ul {
  margin: 0;
  padding-left: 1.25rem;
}
.figure-legend strong {
  color: #c62828;
  font-size: 1.15em;
}
code {
  background: var(--code-bg);
  padding: 0.1em 0.35em;
  border-radius: 3px;
  font-size: 0.9em;
}
pre code { display: block; padding: 0.75rem; overflow-x: auto; }
h1 { font-size: 1.65rem; margin-top: 0; }
h2 { font-size: 1.25rem; margin-top: 2rem; border-bottom: 1px solid var(--border); padding-bottom: 0.25rem; }
h3 { font-size: 1.05rem; margin-top: 1.5rem; }