/**
 * Product documentation.
 *
 * Loads after content.css and takes the prose typography from it. What is
 * added here is what a reference guide needs and a legal page does not: a
 * contents rail, dense tables that scroll inside their own region, code, and
 * a print layout that drops the site chrome.
 */

/* ---- Head ----------------------------------------------------------------- */

.pa-doc__head { padding: clamp(104px, 10vw, 156px) 0 clamp(40px, 5vw, 64px); background: var(--pa-ink); }
.pa-doc__head-inner { max-width: 820px; }

.pa-doc__crumbs { margin-bottom: 24px; }
.pa-doc__crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--pa-font);
  font-size: var(--pa-meta);
}
.pa-doc__crumbs li { display: flex; align-items: center; gap: 8px; }
.pa-doc__crumbs li + li::before { content: "/"; color: var(--pa-text-on-dark-soft); }
.pa-doc__crumbs a { color: var(--pa-text-on-dark-bright); }
.pa-doc__crumbs a:hover { color: #fff; }
.pa-doc__crumbs [aria-current] { color: var(--pa-text-on-dark-soft); }

.pa-doc__title {
  margin: 26px 0 0;
  max-width: 22ch;
  color: #fff;
  font-family: var(--pa-font);
  font-size: clamp(32px, 4vw, 54px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: var(--pa-tracking-tight);
}

.pa-doc__intro { margin: 24px 0 0; max-width: 64ch; }
.pa-doc__intro p {
  margin: 0;
  color: var(--pa-text-on-dark-bright);
  font-size: var(--pa-body-lg);
  line-height: 1.7;
}
.pa-doc__intro strong { color: #fff; font-weight: 700; }
.pa-doc__intro code { color: #fff; font-family: var(--pa-mono); font-size: 0.92em; }

.pa-doc__meta {
  margin: 24px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--pa-border-on-dark);
  color: var(--pa-text-on-dark-soft);
  font-family: var(--pa-font);
  font-size: var(--pa-meta);
  font-weight: 600;
}

/* ---- Layout --------------------------------------------------------------- */

.pa-doc__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3vw, 44px);
  padding-block: clamp(36px, 4vw, 60px) var(--pa-section-y);
  align-items: start;
}

@media (min-width: 1024px) {
  .pa-doc__layout { grid-template-columns: 258px minmax(0, 1fr); gap: clamp(40px, 4vw, 72px); }
}

.pa-doc__main { min-width: 0; }
.pa-doc__prose { max-width: 72ch; }

/* The header is sticky, so an anchored heading must clear it. */
.pa-doc__prose h2,
.pa-doc__prose h3 { scroll-margin-top: calc(var(--pa-header-h) + 26px); }

/* ---- Contents ------------------------------------------------------------- */

.pa-doc__toc {
  padding: 18px 20px;
  border: 1px solid var(--pa-border);
  border-radius: var(--pa-radius-lg);
  background: #fff;
}

@media (min-width: 1024px) {
  .pa-doc__toc {
    position: sticky;
    top: calc(var(--pa-header-h) + 20px);
    max-height: calc(100vh - var(--pa-header-h) - 56px);
    overflow-y: auto;
    overscroll-behavior: contain;
  }
}

.pa-doc__toc-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  color: var(--pa-text-warm);
  font-family: var(--pa-font);
  font-size: var(--pa-micro);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.pa-doc__toc-title::-webkit-details-marker { display: none; }
.pa-doc__toc-title::after {
  content: "";
  width: 7px;
  height: 7px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform var(--pa-dur-fast) var(--pa-ease);
}
.pa-doc__toc[open] .pa-doc__toc-title::after { transform: translateY(1px) rotate(-135deg); }

.pa-doc__toc-list,
.pa-doc__toc-sub { margin: 0; padding: 0; list-style: none; }
.pa-doc__toc-list { margin-top: 16px; }
.pa-doc__toc-list > li + li { margin-top: 2px; }

.pa-doc__toc a {
  display: block;
  padding: 7px 10px;
  border-radius: var(--pa-radius-sm);
  color: var(--pa-text-muted);
  font-size: var(--pa-body-sm);
  line-height: 1.45;
}
.pa-doc__toc a:hover { background: var(--pa-surface-alt); color: var(--pa-text); }
.pa-doc__toc a[aria-current="true"] {
  background: var(--pa-purple-mist);
  color: var(--pa-purple);
  font-weight: 700;
}

.pa-doc__toc-sub { margin: 2px 0 6px; padding-left: 10px; border-left: 1px solid var(--pa-border); }
.pa-doc__toc-sub a { font-size: var(--pa-meta); color: var(--pa-text-soft); }

/* ---- Tables --------------------------------------------------------------- */

/*
 * The region scrolls, not the page. It is focusable so a keyboard can reach a
 * wide table's far columns, which is also why it carries a name and a visible
 * focus state.
 */
.pa-doc__scroll {
  overflow-x: auto;
  border: 1px solid var(--pa-border);
  border-radius: var(--pa-radius);
  background: #fff;
}
.pa-doc__scroll:focus-visible { box-shadow: var(--pa-focus-ring-light); }

.pa-doc__table {
  width: 100%;
  min-width: 32rem;
  border-collapse: collapse;
  font-size: var(--pa-body-sm);
  text-align: left;
}
.pa-doc__table th,
.pa-doc__table td {
  padding: 13px 16px;
  border-bottom: 1px solid var(--pa-border-hair);
  vertical-align: top;
  line-height: 1.6;
}
.pa-doc__table thead th {
  background: var(--pa-surface-alt);
  color: var(--pa-text);
  font-family: var(--pa-font);
  font-size: var(--pa-meta);
  font-weight: 700;
  white-space: nowrap;
}
.pa-doc__table tbody th { color: var(--pa-text); font-weight: 700; }
.pa-doc__table tbody td { color: var(--pa-text-muted); }
.pa-doc__table tbody tr:last-child th,
.pa-doc__table tbody tr:last-child td { border-bottom: none; }

/* ---- Code and quotes ------------------------------------------------------ */

.pa-doc__prose code {
  padding: 2px 6px;
  border-radius: var(--pa-radius-xs);
  background: var(--pa-surface-alt);
  color: var(--pa-text);
  font-family: var(--pa-mono);
  font-size: 0.92em;
  overflow-wrap: anywhere;
}

.pa-doc__pre {
  margin: 0;
  padding: 18px 20px;
  overflow-x: auto;
  border-radius: var(--pa-radius);
  background: var(--pa-ink);
}
.pa-doc__pre code {
  padding: 0;
  background: none;
  color: var(--pa-text-on-dark-pale);
  font-size: var(--pa-body-sm);
}

.pa-doc__quote {
  margin: 0;
  padding: 2px 0 2px 20px;
  border-left: 3px solid var(--pa-purple);
}
.pa-doc__quote p { margin: 0; color: var(--pa-text-soft); }
.pa-doc__quote p + p { margin-top: 6px; }

/* ---- Related guides and page foot ----------------------------------------- */

.pa-doc__more { margin-top: clamp(40px, 4vw, 60px); }
.pa-doc__more-title {
  margin: 0;
  color: var(--pa-text);
  font-family: var(--pa-font);
  font-size: clamp(19px, 1.8vw, 23px);
  font-weight: 700;
  letter-spacing: var(--pa-tracking-snug);
}

.pa-doc__cards { display: grid; gap: 14px; margin: 20px 0 0; padding: 0; list-style: none; }
.pa-doc__card {
  padding: 20px 22px;
  border: 1px solid var(--pa-border);
  border-radius: var(--pa-radius-lg);
  background: #fff;
}
.pa-doc__card-link { font-family: var(--pa-font); font-weight: 700; }
.pa-doc__card-note { margin: 8px 0 0; color: var(--pa-text-muted); font-size: var(--pa-body-sm); line-height: 1.6; }

.pa-doc__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: clamp(36px, 4vw, 56px);
  padding-top: 24px;
  border-top: 1px solid var(--pa-border);
}
.pa-doc__help { margin: 0; color: var(--pa-text-soft); font-size: var(--pa-body-sm); }

/* ---- Print ---------------------------------------------------------------- */

/*
 * The guide, and nothing else. Someone printing this is taking it to a
 * workstation, so the navigation, the contents rail and the site footer are
 * not on the paper.
 */
@media print {
  .pa-header,
  .pa-footer,
  .pa-skip-link,
  .pa-doc__toc,
  .pa-doc__foot,
  .pa-doc__crumbs { display: none !important; }

  .pa-w { width: 100%; }

  .pa-doc__head { padding: 0 0 20px; background: none; }
  .pa-doc__head-inner { max-width: none; }
  .pa-doc__title { max-width: none; color: #000; font-size: 22pt; }
  .pa-doc__intro { max-width: none; }
  .pa-doc__intro p { color: #000; font-size: 11pt; }
  .pa-doc__intro strong { color: #000; }
  .pa-doc__meta { color: #000; border-color: #999; font-size: 9pt; }

  .pa-doc__layout { display: block; padding: 0; }
  .pa-doc__prose { max-width: none; }
  .pa-doc__prose p,
  .pa-doc__prose li { color: #000; font-size: 10.5pt; }
  .pa-doc__prose h2,
  .pa-doc__prose h3 { color: #000; break-after: avoid; page-break-after: avoid; }

  .pa-doc__scroll { overflow: visible; border-color: #999; }
  .pa-doc__table { min-width: 0; font-size: 9.5pt; }
  .pa-doc__table thead th { background: none; border-bottom: 1px solid #333; }
  .pa-doc__table th,
  .pa-doc__table td { color: #000; border-color: #bbb; padding: 7px 9px; }
  .pa-doc__scroll,
  .pa-doc__table tr,
  .pa-doc__prose li { break-inside: avoid; page-break-inside: avoid; }

  .pa-doc__pre { background: none; border: 1px solid #999; }
  .pa-doc__pre code,
  .pa-doc__prose code { background: none; color: #000; }
  .pa-doc__quote { border-left-color: #666; }
  .pa-doc__quote p { color: #000; }

  .pa-doc__prose a { color: #000; text-decoration: underline; }

  /* A paper copy cannot follow a link, so the destination is spelled out. */
  .pa-doc__prose a[href^="/"]::after,
  .pa-doc__prose a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 9pt; }
}