:root {
  color-scheme: light;
}
body {
  font-family: 'Segoe UI', Tahoma, sans-serif;
  margin: 0;
  background: #f7f7f7;
  color: #222;
  line-height: 1.6;
}
main {
  max-width: 960px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 3rem;
  background: #ffffff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}
.site-header {
  background: #e0e0e0;
  padding: 1rem 1.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}
.site-title {
  font-size: 1.25rem;
  font-weight: 600;
}
.site-title a {
  color: inherit;
  text-decoration: none;
}
.breadcrumbs {
  background: #f0f0f0;
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
  border-bottom: 1px solid #d0d0d0;
}
.breadcrumbs a {
  color: inherit;
  text-decoration: none;
}
.site-footer {
  background: #e0e0e0;
  padding: 1rem 1.5rem;
  font-size: 0.85rem;
  color: #333;
  border-top: 1px solid #d0d0d0;
}
h1, h2, h3, h4 {
  color: #111;
  margin-top: 2rem;
  margin-bottom: 1rem;
}
p {
  margin: 1rem 0;
}
pre {
  background: #f4f4f4;
  padding: 1rem;
  overflow: auto;
  border-radius: 4px;
  border: 1px solid #e0e0e0;
}
code {
  font-family: 'Fira Code', 'Source Code Pro', monospace;
  background: rgba(0, 0, 0, 0.05);
  padding: 0.15rem 0.35rem;
  border-radius: 4px;
}
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.95rem;
}
th, td {
  border: 1px solid #d0d0d0;
  padding: 0.6rem 0.75rem;
  text-align: left;
}
th {
  background: #f2f2f2;
}
.table-wrapper {
  overflow-x: auto;
}
.vnum-ranges td:first-child {
  white-space: nowrap;
  font-family: 'Fira Code', 'Source Code Pro', monospace;
}
ul, ol {
  margin: 1rem 0 1rem 1.5rem;
}
a {
  color: #00427a;
}
a:hover, a:focus {
  text-decoration: underline;
}
blockquote {
  margin: 1.5rem 0;
  padding: 0.75rem 1rem;
  background: #f9f9f9;
  border-left: 4px solid #c0c0c0;
}
section > h2 {
  margin-top: 2.5rem;
}
section > ul {
  list-style: disc;
}
.notes {
  font-size: 0.9rem;
  color: #555;
  margin-top: -0.5rem;
}