/* USM Docs Site — minimal GitHub-like styling */
* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #24292e;
  background: #ffffff;
}

.site-header {
  background: #f6f8fa;
  border-bottom: 1px solid #e1e4e8;
  padding: 16px 32px;
  display: flex;
  align-items: baseline;
  gap: 16px;
}

.site-header a {
  font-size: 20px;
  font-weight: 600;
  color: #0366d6;
  text-decoration: none;
}

.site-header a:hover { text-decoration: underline; }

.site-header .tagline {
  color: #586069;
  font-size: 14px;
}

.content {
  max-width: 920px;
  margin: 32px auto;
  padding: 0 32px;
}

h1, h2, h3, h4, h5, h6 {
  margin-top: 24px;
  margin-bottom: 16px;
  font-weight: 600;
  line-height: 1.25;
}

h1 { font-size: 32px; padding-bottom: 8px; border-bottom: 1px solid #eaecef; }
h2 { font-size: 24px; padding-bottom: 6px; border-bottom: 1px solid #eaecef; }
h3 { font-size: 20px; }
h4 { font-size: 16px; }
h5 { font-size: 14px; }
h6 { font-size: 14px; color: #6a737d; }

p { margin: 0 0 16px 0; }

a { color: #0366d6; text-decoration: none; }
a:hover { text-decoration: underline; }

code {
  background: rgba(27, 31, 35, 0.06);
  border-radius: 3px;
  font-family: "SF Mono", Monaco, Consolas, "Courier New", monospace;
  font-size: 85%;
  padding: 0.2em 0.4em;
}

pre {
  background: #f6f8fa;
  border-radius: 6px;
  padding: 16px;
  overflow: auto;
  font-size: 85%;
  line-height: 1.45;
}

pre code {
  background: transparent;
  padding: 0;
}

pre.mermaid {
  background: #ffffff;
  border: 1px solid #e1e4e8;
  text-align: center;
}

blockquote {
  border-left: 4px solid #dfe2e5;
  color: #6a737d;
  padding: 0 16px;
  margin: 16px 0;
}

table {
  border-collapse: collapse;
  margin: 16px 0;
  width: 100%;
}

table th, table td {
  border: 1px solid #dfe2e5;
  padding: 6px 13px;
  text-align: left;
}

table th {
  background: #f6f8fa;
  font-weight: 600;
}

table tr:nth-child(2n) {
  background: #f6f8fa;
}

ul, ol { padding-left: 32px; margin: 0 0 16px 0; }
li { margin: 4px 0; }

hr {
  border: 0;
  border-top: 1px solid #e1e4e8;
  margin: 24px 0;
}

.site-footer {
  border-top: 1px solid #e1e4e8;
  padding: 24px 32px;
  color: #6a737d;
  font-size: 14px;
  text-align: center;
  margin-top: 64px;
}

.site-footer a { color: #0366d6; }