:root {
  --docs-ink: var(--ink, #171716);
  --docs-muted: var(--muted, #6c6b65);
  --docs-paper: var(--paper, #f4f3ef);
  --docs-white: var(--white, #fffefa);
  --docs-line: var(--line, rgba(23, 23, 22, .16));
  --docs-blue: var(--blue, #6073d6);
  --docs-lime: var(--lime, #d9f663);
}

.docs-body { background: var(--docs-white); }
.docs-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  padding: 0 28px;
  color: var(--docs-white);
  background: var(--docs-ink);
}
.docs-header a { color: inherit; text-decoration: none; }
.docs-header-label { color: #c8c8c1; font-size: 12px; }
.docs-layout { display: grid; grid-template-columns: 290px minmax(0, 1fr); min-height: calc(100vh - 64px); }
.docs-sidebar {
  position: sticky;
  top: 64px;
  align-self: start;
  height: calc(100vh - 64px);
  overflow: auto;
  padding: 28px 20px 60px;
  border-right: 1px solid var(--docs-line);
  background: var(--docs-paper);
}
.docs-source-label { margin: 0 8px 20px; color: var(--docs-muted); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; }
.docs-nav details { margin: 5px 0; }
.docs-nav summary {
  cursor: pointer;
  padding: 7px 8px;
  color: var(--docs-muted);
  font-size: 13px;
  font-weight: 650;
  list-style: none;
}
.docs-nav summary::-webkit-details-marker { display: none; }
.docs-nav summary::before { content: '+ '; color: var(--docs-blue); }
.docs-nav details[open] > summary::before { content: '− '; }
.docs-nav ul { margin: 0; padding: 0 0 0 12px; list-style: none; }
.docs-nav a { display: block; padding: 7px 8px; border-radius: 3px; color: #4b4b47; font-size: 13px; line-height: 1.35; text-decoration: none; }
.docs-nav a:hover { color: var(--docs-ink); background: var(--docs-white); }
.docs-nav a.active { color: var(--docs-ink); background: #e8e9f5; font-weight: 650; }
.docs-main { min-width: 0; padding: clamp(50px, 7vw, 94px) clamp(28px, 8vw, 120px) 100px; }
.docs-article { max-width: 850px; }
.docs-breadcrumb { margin: 0 0 22px; color: var(--docs-blue); font-size: 11px; letter-spacing: .09em; text-transform: uppercase; }
.docs-article h1 { margin: 0 0 28px; font-size: clamp(2.7rem, 6vw, 5.5rem); font-weight: 480; letter-spacing: -.07em; line-height: .96; }
.docs-article h2 { margin: 64px 0 20px; padding-top: 10px; border-top: 1px solid var(--docs-line); font-size: clamp(1.8rem, 3.3vw, 3rem); }
.docs-article h3 { margin: 40px 0 14px; font-size: clamp(1.3rem, 2vw, 1.65rem); font-weight: 620; letter-spacing: -.035em; }
.docs-article h4 { margin: 30px 0 10px; font-size: 1.1rem; }
.docs-article p, .docs-article li { color: #41413d; font-size: 16px; line-height: 1.68; }
.docs-article p { margin: 0 0 20px; }
.docs-article ul, .docs-article ol { margin: 0 0 24px; padding-left: 1.4em; }
.docs-article li + li { margin-top: 8px; }
.docs-article a { color: #4054b2; text-underline-offset: 3px; }
.docs-article code { padding: .12em .32em; border-radius: 3px; background: #ecebe6; font-size: .91em; }
.docs-article pre { position: relative; overflow: auto; margin: 28px 0; padding: 24px; border-radius: 4px; color: #f0efe9; background: var(--docs-ink); line-height: 1.55; }
.docs-article pre code { padding: 0; background: transparent; font-size: 13px; }
.docs-article pre[data-language]::before { content: attr(data-language); display: block; margin-bottom: 14px; color: #aaa9a2; font-size: 10px; letter-spacing: .08em; text-transform: uppercase; }
.mermaid-figure { margin: 30px 0; }
.mermaid-frame {
  position: relative;
  overflow: auto;
  min-height: 120px;
  padding: 42px 22px 22px;
  border: 1px solid var(--docs-line);
  border-left: 3px solid var(--docs-blue);
  border-radius: 4px;
  background: var(--docs-white);
}
.mermaid-label {
  position: absolute;
  top: 14px;
  left: 18px;
  color: var(--docs-muted);
  font-size: 10px;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.docs-article pre.mermaid {
  overflow: visible;
  margin: 0;
  padding: 0;
  color: var(--docs-ink);
  background: transparent;
  text-align: center;
  white-space: pre-wrap;
}
.docs-article pre.mermaid svg {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
}
.mermaid-frame.has-error {
  padding-top: 48px;
  border-left-color: #b44d38;
  background: var(--docs-ink);
}
.mermaid-frame.has-error .mermaid-label { color: #f0b7a9; }
.docs-article pre.mermaid.mermaid-failed {
  overflow: auto;
  color: #f0efe9;
  text-align: left;
  white-space: pre;
}
.docs-article blockquote { margin: 28px 0; padding: 17px 22px; border-left: 3px solid var(--docs-blue); background: var(--docs-paper); }
.docs-article blockquote p:last-child { margin-bottom: 0; }
.docs-article table { width: 100%; margin: 30px 0; border-collapse: collapse; font-size: 14px; }
.docs-article th, .docs-article td { padding: 12px 14px; border: 1px solid var(--docs-line); text-align: left; vertical-align: top; line-height: 1.45; }
.docs-article th { background: var(--docs-paper); }
.docs-article img { max-width: 100%; height: auto; }
.docs-prev-next { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 80px; padding-top: 25px; border-top: 1px solid var(--docs-line); }
.docs-prev-next a { padding: 18px; border: 1px solid var(--docs-line); color: var(--docs-ink); text-decoration: none; }
.docs-prev-next a:last-child { text-align: right; }
.docs-prev-next small { display: block; margin-bottom: 6px; color: var(--docs-muted); text-transform: uppercase; letter-spacing: .08em; }

/* Theme bridge for imported System Test Lab HTML. */
body:not(.docs-body) { color: var(--docs-ink) !important; font-family: var(--sans, Inter, ui-sans-serif, system-ui, sans-serif) !important; }
body:not(.docs-body) .topbar { background: var(--docs-ink) !important; }
body:not(.docs-body) .hero, body:not(.docs-body) .doc-hero { background: linear-gradient(135deg, var(--docs-white), #eef0f8) !important; }
body:not(.docs-body) .technical-sidebar { background: var(--docs-paper) !important; }
body:not(.docs-body) a { text-underline-offset: 3px; }
.lab429-doc-return {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 100;
  padding: 10px 13px;
  border: 1px solid rgba(255,255,255,.35);
  border-radius: 3px;
  color: var(--docs-white) !important;
  background: var(--docs-ink);
  box-shadow: 0 6px 24px rgba(23,23,22,.18);
  font-size: 12px;
  text-decoration: none;
}
.lab429-doc-return:hover { color: var(--docs-ink) !important; background: var(--docs-lime); }

@media (max-width: 820px) {
  .docs-layout { grid-template-columns: 1fr; }
  .docs-sidebar { position: static; height: auto; max-height: 42vh; border-right: 0; border-bottom: 1px solid var(--docs-line); }
  .docs-main { padding-top: 50px; }
  .docs-prev-next { grid-template-columns: 1fr; }
  .docs-prev-next a:last-child { text-align: left; }
}