/* MCP Test Harness docs guide — MkDocs-style chrome (matches Bastion /guide/) */
:root {
  --docs-bg: #0b1220;
  --docs-panel: #111827;
  --docs-border: #1f2937;
  --docs-text: #e5e7eb;
  --docs-muted: #9ca3af;
  --docs-accent: #6366f1;
  --docs-accent-2: #10b981;
  --docs-content: #0f172a;
  --docs-prose: #334155;
  --docs-sidebar-w: 272px;
  --docs-header-h: 56px;
  --font: Inter, system-ui, -apple-system, Segoe UI, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.docs-body {
  margin: 0;
  font-family: var(--font);
  background: #f8fafc;
  color: var(--docs-content);
  min-height: 100vh;
}
a { color: var(--docs-accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre { font-family: var(--mono); }
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--docs-accent); color: #fff; padding: 0.5rem 1rem;
}
.skip-link:focus { left: 0.75rem; top: 0.75rem; }

.docs-header {
  position: sticky; top: 0; z-index: 50;
  height: var(--docs-header-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 1.25rem;
  background: var(--docs-bg);
  border-bottom: 1px solid var(--docs-border);
  color: var(--docs-text);
}
.docs-brand {
  display: flex; align-items: center; gap: 0.65rem;
  color: #fff; font-weight: 700; text-decoration: none;
}
.docs-brand:hover { text-decoration: none; color: #fff; }
.docs-mark {
  width: 28px; height: 28px; border-radius: 8px;
  background: linear-gradient(135deg, var(--docs-accent), var(--docs-accent-2));
  display: grid; place-items: center; font-size: 0.7rem; font-weight: 800; color: #fff;
}
.docs-ver {
  font-size: 0.7rem; font-weight: 700; color: #a5b4fc;
  border: 1px solid #312e81; background: #1e1b4b;
  border-radius: 999px; padding: 0.1rem 0.45rem;
}
.docs-topnav { display: flex; gap: 1.1rem; align-items: center; flex-wrap: wrap; }
.docs-topnav a {
  color: var(--docs-muted); font-size: 0.85rem; font-weight: 600; text-decoration: none;
}
.docs-topnav a:hover, .docs-topnav a.active { color: #fff; }
.docs-topnav .accent { color: #6ee7b7; }

.docs-shell {
  display: grid;
  grid-template-columns: var(--docs-sidebar-w) 1fr;
  min-height: calc(100vh - var(--docs-header-h));
}
.docs-sidebar {
  position: sticky; top: var(--docs-header-h);
  height: calc(100vh - var(--docs-header-h));
  overflow: auto;
  background: #0f172a;
  color: #cbd5e1;
  border-right: 1px solid var(--docs-border);
  padding: 1rem 0.85rem 2rem;
}
.docs-side-group { margin: 1rem 0 0.35rem; }
.docs-side-label {
  font-size: 0.68rem; font-weight: 800; letter-spacing: 0.08em;
  text-transform: uppercase; color: #64748b; padding: 0 0.55rem; margin-bottom: 0.35rem;
}
.docs-sidebar a {
  display: block; color: #cbd5e1; text-decoration: none;
  font-size: 0.84rem; padding: 0.35rem 0.55rem; border-radius: 8px; margin: 0.1rem 0;
}
.docs-sidebar a:hover { background: #1e293b; color: #fff; text-decoration: none; }
.docs-sidebar a.active {
  background: rgba(99, 102, 241, 0.22); color: #c7d2fe; font-weight: 700;
}
.docs-main {
  max-width: 920px;
  margin: 0 auto;
  padding: 1.75rem 1.5rem 3rem;
}
.docs-crumb {
  font-size: 0.78rem; color: #64748b; margin-bottom: 0.75rem;
}
.docs-main h1 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800; letter-spacing: -0.02em; margin: 0 0 0.75rem;
}
.docs-main h2 {
  font-size: 1.35rem; font-weight: 800; margin: 2rem 0 0.65rem;
  padding-top: 0.5rem; border-top: 1px solid #e2e8f0;
  scroll-margin-top: calc(var(--docs-header-h) + 12px);
}
.docs-main h2:first-of-type { border-top: 0; padding-top: 0; }
.docs-main h3 { font-size: 1.05rem; font-weight: 700; margin: 1.25rem 0 0.45rem; }
.docs-main p, .docs-main li { color: var(--docs-prose); line-height: 1.7; }
.docs-main ul, .docs-main ol { padding-left: 1.2rem; }
.docs-meta {
  display: flex; flex-wrap: wrap; gap: 0.5rem 1rem;
  font-size: 0.85rem; color: #64748b; margin-bottom: 1rem;
}
.docs-callout {
  background: linear-gradient(135deg, rgba(99,102,241,.08), rgba(16,185,129,.08));
  border: 1px solid #c7d2fe; border-radius: 12px; padding: 0.9rem 1rem;
  margin: 1rem 0; color: #1e293b;
}
.docs-table-wrap { overflow-x: auto; margin: 0.85rem 0 1.25rem; }
.docs-main table {
  width: 100%; border-collapse: collapse; font-size: 0.9rem;
  background: #fff; border: 1px solid #e2e8f0; border-radius: 12px; overflow: hidden;
}
.docs-main th, .docs-main td {
  text-align: left; padding: 0.65rem 0.8rem; border-bottom: 1px solid #e2e8f0; vertical-align: top;
}
.docs-main th {
  background: #f8fafc; font-size: 0.72rem; text-transform: uppercase;
  letter-spacing: 0.04em; color: #64748b;
}
.docs-pre {
  background: #0f172a; color: #a7f3d0; padding: 1rem 1.1rem; border-radius: 12px;
  overflow: auto; font-size: 0.75rem; line-height: 1.5; margin: 0.75rem 0 1.15rem;
}
.docs-main code {
  font-size: 0.85em; background: #f1f5f9; padding: 0.1rem 0.35rem;
  border-radius: 4px; color: #312e81;
}
.docs-pre code { background: transparent; color: inherit; padding: 0; }
.docs-figure {
  margin: 0.75rem 0 1.15rem; background: #fff; border: 1px solid #e2e8f0;
  border-radius: 14px; overflow: hidden;
}
.docs-figure img { display: block; width: 100%; height: auto; }
.docs-figure figcaption {
  padding: 0.5rem 0.85rem; font-size: 0.78rem; color: #64748b; border-top: 1px solid #e2e8f0;
}
.docs-img-grid {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.85rem;
}
.docs-cards {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.85rem; margin: 1rem 0;
}
.docs-card {
  display: block; background: #fff; border: 1px solid #e2e8f0; border-radius: 14px;
  padding: 1rem 1.1rem; color: inherit; text-decoration: none;
  transition: border-color .15s, box-shadow .15s;
}
.docs-card:hover {
  border-color: #a5b4fc; box-shadow: 0 8px 24px rgba(15,23,42,.06); text-decoration: none;
}
.docs-card h3 { margin: 0 0 0.35rem; font-size: 1rem; color: #0f172a; }
.docs-card p { margin: 0; font-size: 0.86rem; color: #64748b; }
.docs-footer {
  margin-top: 2.5rem; padding-top: 1rem; border-top: 1px solid #e2e8f0;
  font-size: 0.82rem; color: #64748b; line-height: 1.7;
}
.docs-mobile-toggle {
  display: none; background: transparent; border: 1px solid #334155; color: #e5e7eb;
  border-radius: 8px; padding: 0.35rem 0.55rem; font-size: 0.8rem; cursor: pointer;
}
@media (max-width: 960px) {
  .docs-shell { grid-template-columns: 1fr; }
  .docs-sidebar {
    position: fixed; left: 0; top: var(--docs-header-h); width: min(86vw, 300px);
    transform: translateX(-105%); transition: transform .2s ease; z-index: 40;
  }
  .docs-sidebar.open { transform: translateX(0); box-shadow: 12px 0 40px rgba(0,0,0,.35); }
  .docs-mobile-toggle { display: inline-block; }
  .docs-topnav { display: none; }
  .docs-img-grid, .docs-cards { grid-template-columns: 1fr; }
}