/* =============================================================
 * Josh — Documentation prose stylesheet
 * Layered on top of /design/josh-design-system/project/colors_and_type.css.
 * Used by every per-doc HTML page under /docs/.
 * =============================================================
 *
 * Authoring guide:
 * - Page shell:  <body class="docs-page">
 *                  <div class="docs-layout">
 *                    <aside class="docs-nav">…sidebar…</aside>
 *                    <main class="docs-prose">…content…</main>
 *                  </div>
 *                </body>
 * - Asset paths are depth-relative per file (e.g., ../../design/... and
 *   ../_assets/docs.css for files at depth 1). Sidebar paths in each file's
 *   NAV block are also depth-relative; bin/sync-nav.py rewrites them per
 *   peer when propagating from the canonical (docs/index.html). This means
 *   the docs work via file://, the editor preview, and any HTTP server —
 *   no fixed serve-root assumption.
 */

html, body { margin: 0; padding: 0; }
*, *::before, *::after { box-sizing: border-box; }

body.docs-page {
  background: var(--josh-bg);
  color: var(--josh-body);
  font-family: var(--josh-ui);
}

/* ---------- layout ---------- */

.docs-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  max-width: 1280px;
  margin: 0 auto;
}

/* ---------- sidebar ---------- */

aside.docs-nav {
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
  overflow-y: auto;
  padding: var(--josh-s-7) var(--josh-s-5) var(--josh-s-7) var(--josh-s-6);
  border-right: 1px solid var(--josh-line);
  background: var(--josh-bg);
}

.docs-nav .nav-brand {
  display: flex;
  align-items: center;
  gap: var(--josh-s-3);
  margin-bottom: var(--josh-s-6);
  text-decoration: none;
}
.docs-nav .nav-brand .mark {
  width: 36px; height: 36px;
  border-radius: var(--josh-r-card);
  display: block;
}
.docs-nav .nav-brand .name {
  font-family: var(--josh-serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--josh-ink);
  letter-spacing: -0.3px;
}
.docs-nav .nav-brand .name em {
  font-style: normal;
  color: var(--josh-muted);
  font-weight: 400;
  font-family: var(--josh-ui);
  font-size: 13px;
  margin-left: 8px;
}

.docs-nav .nav-group { margin-bottom: var(--josh-s-5); }
.docs-nav .nav-group .label {
  font-family: var(--josh-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--josh-muted-2);
  margin: 0 0 var(--josh-s-3) 4px;
}
.docs-nav .nav-group ul { list-style: none; margin: 0; padding: 0; }
.docs-nav .nav-group li { margin: 0; }
.docs-nav .nav-group a {
  display: block;
  padding: 6px 10px;
  border-radius: var(--josh-r-default);
  color: var(--josh-body);
  text-decoration: none;
  font-size: 13.5px;
  line-height: 18px;
  transition: background 80ms ease, color 80ms ease;
}
.docs-nav .nav-group a:hover {
  background: var(--josh-wash);
  color: var(--josh-ink);
}
.docs-nav .nav-group a[aria-current="page"] {
  background: var(--josh-tint);
  color: var(--josh-ink);
  font-weight: 500;
}

/* ---------- main / prose ---------- */

main.docs-prose {
  padding: var(--josh-s-9) var(--josh-s-8) var(--josh-s-9);
  max-width: 820px;
}

/* Wider variant for diagram-heavy technical docs (query-flows, query-coverage).
 * Apply with: <main class="docs-prose is-wide">. */
main.docs-prose.is-wide {
  max-width: 1100px;
}

main.docs-prose .breadcrumb {
  font-family: var(--josh-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--josh-muted);
  margin: 0 0 var(--josh-s-4) 0;
}
main.docs-prose .breadcrumb a {
  color: var(--josh-muted);
  text-decoration: none;
}
main.docs-prose .breadcrumb a:hover { color: var(--josh-ink); }
main.docs-prose .breadcrumb .sep { margin: 0 8px; color: var(--josh-muted-2); }

main.docs-prose h1 {
  font-family: var(--josh-serif);
  font-size: 44px;
  line-height: 50px;
  font-weight: 500;
  letter-spacing: -0.5px;
  color: var(--josh-ink);
  margin: 0 0 var(--josh-s-5) 0;
}

main.docs-prose .lede {
  font-family: var(--josh-serif);
  font-size: 19px;
  line-height: 30px;
  color: var(--josh-body);
  max-width: 640px;
  margin: 0 0 var(--josh-s-7) 0;
}

main.docs-prose h2 {
  font-family: var(--josh-serif);
  font-size: 28px;
  line-height: 34px;
  font-weight: 500;
  letter-spacing: -0.3px;
  color: var(--josh-ink);
  margin: var(--josh-s-8) 0 var(--josh-s-4) 0;
  padding-top: var(--josh-s-2);
  border-top: 1px solid var(--josh-line-2);
}
main.docs-prose h2:first-of-type { border-top: none; padding-top: 0; margin-top: 0; }

main.docs-prose h3 {
  font-family: var(--josh-ui);
  font-size: 17px;
  line-height: 24px;
  font-weight: 600;
  color: var(--josh-ink);
  margin: var(--josh-s-7) 0 var(--josh-s-3) 0;
  letter-spacing: -0.1px;
}

main.docs-prose h4 {
  font-family: var(--josh-ui);
  font-size: 13.5px;
  line-height: 20px;
  font-weight: 600;
  color: var(--josh-ink);
  margin: var(--josh-s-5) 0 var(--josh-s-2) 0;
}

main.docs-prose p,
main.docs-prose li {
  font-family: var(--josh-ui);
  font-size: 14.5px;
  line-height: 23px;
  color: var(--josh-body);
}
main.docs-prose p { margin: 0 0 var(--josh-s-4) 0; }
main.docs-prose ul,
main.docs-prose ol { padding-left: 22px; margin: 0 0 var(--josh-s-4) 0; }
main.docs-prose li { margin-bottom: 4px; }
main.docs-prose li > ul,
main.docs-prose li > ol { margin-top: 4px; margin-bottom: 4px; }

main.docs-prose strong { color: var(--josh-ink); font-weight: 600; }
main.docs-prose em { font-style: italic; }

main.docs-prose a {
  color: var(--josh-ink);
  text-decoration: underline;
  text-decoration-color: var(--josh-line);
  text-underline-offset: 3px;
}
main.docs-prose a:hover { text-decoration-color: var(--josh-muted-2); }

/* ---------- inline / block code ---------- */

main.docs-prose code {
  font-family: var(--josh-mono);
  font-size: 12.5px;
  color: var(--josh-ink-2);
  background: var(--josh-wash);
  padding: 1px 5px;
  border-radius: 3px;
}
main.docs-prose pre {
  font-family: var(--josh-mono);
  font-size: 12.5px;
  line-height: 19px;
  color: var(--josh-ink-2);
  background: var(--josh-wash);
  border: 1px solid var(--josh-line);
  border-radius: var(--josh-r-card);
  padding: var(--josh-s-4);
  margin: 0 0 var(--josh-s-5) 0;
  overflow-x: auto;
}
main.docs-prose pre code {
  padding: 0;
  background: transparent;
  font-size: inherit;
  color: inherit;
}

/* ---------- callouts (blockquote-style notes) ---------- */

main.docs-prose blockquote {
  font-family: var(--josh-ui);
  font-size: 14px;
  line-height: 22px;
  color: var(--josh-body);
  background: var(--josh-wash);
  border-left: 3px solid var(--josh-muted-2);
  border-radius: 0 var(--josh-r-card) var(--josh-r-card) 0;
  padding: var(--josh-s-3) var(--josh-s-4);
  margin: 0 0 var(--josh-s-5) 0;
}
main.docs-prose blockquote p:last-child { margin-bottom: 0; }
main.docs-prose blockquote strong:first-child { color: var(--josh-ink); }

/* ---------- tables ---------- */

main.docs-prose .table-wrap {
  overflow-x: auto;
  margin: 0 0 var(--josh-s-5) 0;
  border: 1px solid var(--josh-line);
  border-radius: var(--josh-r-card);
}
main.docs-prose table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--josh-ui);
  font-size: 13.5px;
}
main.docs-prose table th,
main.docs-prose table td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--josh-line-2);
  color: var(--josh-body);
  vertical-align: top;
}
main.docs-prose table th {
  font-weight: 600;
  color: var(--josh-ink);
  background: var(--josh-wash);
  font-size: 12.5px;
  letter-spacing: 0.1px;
}
main.docs-prose table tr:last-child td { border-bottom: none; }
main.docs-prose table td code,
main.docs-prose table th code {
  font-size: 12px;
  background: transparent;
  padding: 0;
}

/* ---------- horizontal rule ---------- */

main.docs-prose hr {
  border: none;
  border-top: 1px solid var(--josh-line);
  margin: var(--josh-s-7) 0;
}

/* ---------- footer / meta line ---------- */

main.docs-prose .doc-meta {
  color: var(--josh-muted);
  font-size: 12.5px;
  font-family: var(--josh-mono);
  margin-top: var(--josh-s-9);
  padding-top: var(--josh-s-4);
  border-top: 1px solid var(--josh-line-2);
}

/* ---------- internal banner ---------- */

.private-banner {
  font-family: var(--josh-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: oklch(0.55 0.18 25);
  background: oklch(0.97 0.03 25);
  border-bottom: 1px solid oklch(0.85 0.06 25);
  padding: 8px var(--josh-s-6);
  text-align: center;
}

/* ---------- mobile / narrow-pane layer ---------- */
/* Off-canvas sidebar with hamburger toggle. Engages at ≤720px (covers
 * narrow editor preview panes ~400–600px and small phones). The toggle
 * button + overlay are injected by docs-nav.js into <body>. Placed at
 * the end of the file so its rules win the cascade over the desktop
 * sidebar/prose blocks above (same selector specificity, later wins). */

.docs-nav-toggle { display: none; }

@media (max-width: 720px) {
  .docs-layout { grid-template-columns: 1fr; }

  aside.docs-nav {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: min(85vw, 320px);
    transform: translateX(-100%);
    transition: transform 200ms ease;
    z-index: 30;
    box-shadow: 0 0 24px rgba(15, 17, 21, 0.06);
  }
  body.nav-open aside.docs-nav { transform: translateX(0); }

  .docs-nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 17, 21, 0.32);
    opacity: 0;
    pointer-events: none;
    transition: opacity 160ms ease;
    z-index: 20;
  }
  body.nav-open .docs-nav-overlay {
    opacity: 1;
    pointer-events: auto;
  }
  body.nav-open { overflow: hidden; }

  .docs-nav-toggle {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 40;
    width: 40px;
    height: 40px;
    border-radius: var(--josh-r-default);
    background: var(--josh-surface);
    border: 1px solid var(--josh-line);
    display: grid;
    place-items: center;
    cursor: pointer;
    padding: 0;
    color: var(--josh-ink);
    box-shadow: 0 1px 2px rgba(15, 17, 21, 0.04);
  }
  .docs-nav-toggle:hover { background: var(--josh-wash); }
  .docs-nav-toggle:focus-visible {
    outline: 2px solid var(--josh-ink);
    outline-offset: 2px;
  }
  .docs-nav-toggle svg { display: block; }
  .docs-nav-toggle .icon-close { display: none; }
  body.nav-open .docs-nav-toggle .icon-open { display: none; }
  body.nav-open .docs-nav-toggle .icon-close { display: block; }

  /* Tighten prose so it doesn't crash into edges */
  main.docs-prose {
    padding: calc(var(--josh-s-7) + 40px) var(--josh-s-5) var(--josh-s-7);
  }
  main.docs-prose h1 { font-size: 32px; line-height: 38px; }
  main.docs-prose .lede { font-size: 17px; line-height: 26px; }
  main.docs-prose pre { font-size: 11.5px; line-height: 17px; }
}
