:root {
  color-scheme: light;
  --ink: #17202a;
  --muted: #5a6672;
  --line: #d7dde3;
  --panel: #f5f8fb;
  --accent: #0b5f85;
  --accent2: #2a7d3f;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Segoe UI, Arial, sans-serif;
  color: var(--ink);
  background: #ffffff;
  line-height: 1.5;
}
header {
  border-bottom: 1px solid var(--line);
  background: #f7fafc;
}
.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 22px;
}
.top {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 0;
}
.top img { width: 48px; height: 48px; }
.top h1 { margin: 0; font-size: 28px; }
.top p { margin: 2px 0 0; color: var(--muted); }
nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0 0 14px;
}
nav a {
  color: var(--ink);
  text-decoration: none;
  border: 1px solid var(--line);
  padding: 6px 10px;
  background: #fff;
}
main {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 26px;
  padding: 24px 0 40px;
}
aside {
  border-right: 1px solid var(--line);
  padding-right: 14px;
}
aside a {
  display: block;
  color: var(--accent);
  text-decoration: none;
  padding: 6px 0;
}
section { margin: 0 0 28px; }
h2 { margin: 0 0 10px; font-size: 22px; }
h3 { margin: 18px 0 8px; }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}
.card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #fff;
}
.download {
  display: inline-block;
  text-decoration: none;
  background: var(--accent);
  color: #fff;
  padding: 9px 12px;
  margin: 5px 8px 5px 0;
}
.download.secondary { background: var(--accent2); }
.muted { color: var(--muted); }
code {
  font-family: Consolas, monospace;
  background: #eef2f5;
  padding: 1px 4px;
}
.tablewrap { overflow-x: auto; max-width: 100%; }
table { border-collapse: collapse; width: max-content; max-width: 100%; }
th, td { border: 1px solid var(--line); padding: 6px 9px; text-align: left; vertical-align: top; }
th { background: var(--panel); cursor: pointer; }
footer { border-top: 1px solid var(--line); color: var(--muted); padding: 18px 0; }
.page-footer {
  color: var(--muted);
  font-size: 12px;
  padding: 10px 0 16px;
}
.page-footer a {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
}
.page-footer a:hover { text-decoration: underline; }
@media (max-width: 760px) {
  main { grid-template-columns: 1fr; }
  aside { border-right: 0; border-bottom: 1px solid var(--line); padding: 0 0 12px; }
}