/* ==========================================================================
   DOCS LAYOUT
   ========================================================================== */

.docs-shell {
  max-width: 1320px;
  margin-inline: auto;
  padding: 44px var(--edge) 100px;
  display: grid;
  grid-template-columns: 258px minmax(0, 720px) 200px;
  gap: 48px;
  align-items: start;
}

@media (max-width: 1180px) {
  .docs-shell { grid-template-columns: 240px minmax(0, 1fr); }
  .docs-toc { display: none; }
}

@media (max-width: 820px) {
  .docs-shell { grid-template-columns: 1fr; }
  .docs-sidebar { display: none; }
}

/* --- Sidebar ----------------------------------------------------------- */

.docs-sidebar {
  position: sticky;
  top: 96px;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
  padding-right: 8px;
}

.docs-sidebar h2 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-bottom: 16px;
}

.docs-nav-list { display: flex; flex-direction: column; gap: 2px; }

.docs-nav-list a {
  display: block;
  padding: 9px 14px;
  border-radius: 9px;
  font-size: 14px;
  color: var(--ink-300);
  border-left: 2px solid transparent;
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.docs-nav-list a:hover { background: rgba(255,255,255,0.03); color: var(--ink-000); }
.docs-nav-list a.is-active {
  color: var(--ink-000);
  background: rgba(6, 182, 212, 0.08);
  border-left-color: var(--brand-accent);
  font-weight: 600;
}

/* --- Mobile doc select --------------------------------------------------- */

.docs-mobile-nav {
  display: none;
  margin-bottom: 28px;
}
.docs-mobile-nav select {
  width: 100%;
  padding: 12px 16px;
  border-radius: 10px;
  background: var(--bg-panel);
  border: 1px solid var(--hairline-strong);
  color: var(--ink-000);
  font-size: 14.5px;
  font-family: var(--font-sans);
}

@media (max-width: 820px) {
  .docs-mobile-nav { display: block; }
}

/* --- Article ------------------------------------------------------------ */

.docs-article {
  min-width: 0;
}

.docs-article-head {
  margin-bottom: 8px;
}

.docs-article-head .eyebrow { margin-bottom: 14px; }

.docs-content h1 {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.6vw, 2.6rem);
  color: var(--ink-000);
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.docs-content h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--ink-000);
  margin: 44px 0 16px;
  padding-top: 8px;
  scroll-margin-top: 96px;
}

.docs-content h3 {
  font-size: 1.12rem;
  color: var(--ink-000);
  margin: 30px 0 12px;
  scroll-margin-top: 96px;
}

.docs-content p {
  color: var(--ink-300);
  margin-bottom: 16px;
  font-size: 1rem;
  line-height: 1.75;
}

.docs-content strong { color: var(--ink-100); font-weight: 700; }

.docs-content a {
  color: var(--brand-accent-soft);
  text-decoration: underline;
  text-decoration-color: rgba(6, 182, 212, 0.35);
  text-underline-offset: 3px;
}
.docs-content a:hover { text-decoration-color: var(--brand-accent-soft); }

.docs-content ul, .docs-content ol {
  margin: 0 0 18px;
  padding-left: 22px;
  color: var(--ink-300);
}
.docs-content ul { list-style: disc; }
.docs-content ol { list-style: decimal; }
.docs-content li { margin-bottom: 8px; line-height: 1.7; }
.docs-content li > ul, .docs-content li > ol { margin-top: 8px; }

.docs-content pre {
  margin: 8px 0 22px;
}

.docs-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 8px 0 24px;
  font-size: 13.6px;
  display: block;
  overflow-x: auto;
}
.docs-content th, .docs-content td {
  text-align: left;
  padding: 11px 16px;
  border-bottom: 1px solid var(--hairline);
}
.docs-content th {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.docs-content td { color: var(--ink-300); }

.docs-content blockquote {
  border-left: 3px solid var(--brand-accent);
  padding: 4px 20px;
  margin: 0 0 22px;
  color: var(--ink-300);
  background: rgba(6, 182, 212, 0.05);
  border-radius: 0 10px 10px 0;
}

.docs-content hr {
  border: none;
  border-top: 1px solid var(--hairline);
  margin: 40px 0;
}

.docs-content img { border-radius: var(--radius-md); margin-bottom: 20px; }

/* --- Prev/next -------------------------------------------------------- */

.docs-pager {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid var(--hairline);
}

.pager-link {
  flex: 1;
  padding: 16px 18px;
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius-md);
  transition: border-color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}
.pager-link:hover { border-color: var(--brand-accent); background: rgba(6,182,212,0.05); }
.pager-link.is-next { text-align: right; }
.pager-link .pdir {
  display: block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-bottom: 6px;
}
.pager-link .ptitle { color: var(--ink-000); font-weight: 600; font-size: 14.5px; }

/* --- Right rail: on-page TOC ------------------------------------------ */

.docs-toc {
  position: sticky;
  top: 96px;
  font-size: 13px;
}

.docs-toc h2 {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-bottom: 14px;
}

.docs-toc ul { display: flex; flex-direction: column; gap: 9px; }
.docs-toc a {
  color: var(--ink-500);
  display: block;
  border-left: 2px solid var(--hairline);
  padding-left: 12px;
  transition: color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
}
.docs-toc a:hover, .docs-toc a.is-active {
  color: var(--brand-accent-soft);
  border-left-color: var(--brand-accent);
}
.docs-toc li.toc-h3 { padding-left: 12px; }

/* --- States ------------------------------------------------------------ */

.docs-loading, .docs-error {
  color: var(--ink-500);
  font-family: var(--font-mono);
  font-size: 13.5px;
  padding: 40px 0;
}

.docs-error {
  color: var(--ink-100);
  background: var(--bg-panel);
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius-lg);
  padding: 28px 30px;
}
.docs-error h2 {
  font-family: var(--font-sans);
  color: var(--ink-000);
  font-size: 1.1rem;
  margin-bottom: 12px;
}
.docs-error p { color: var(--ink-300); margin-bottom: 10px; line-height: 1.7; }
.docs-error pre { margin-top: 14px; }

.docs-hero {
  padding: 52px var(--edge) 0;
  max-width: 1320px;
  margin-inline: auto;
}
.docs-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: var(--ink-000);
  margin-top: 14px;
}
.docs-hero p {
  color: var(--ink-300);
  max-width: 60ch;
  margin-top: 14px;
}