/* Documentation pages: three-column layout (nav | content | on-page contents).
   Layout is fixed on purpose; colours and fonts come from the site theme variables. */

.docs-layout {
  --docs-sticky-offset: 5rem;
  --docs-border: var(--color-border, #e3e6ea);
  --docs-muted: var(--color-text-muted, #6b7280);
  --docs-accent: var(--color-primary, #1f6feb);
  --docs-surface: var(--color-surface-muted, #f6f8fa);

  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2rem;
  max-width: 1440px;
  margin: 0 auto;
  padding: 1.5rem 16px 4rem;
  color: var(--color-text, #1f2328);
  font-family: var(--font-body, inherit);
}

/* --- Mobile bar + offcanvas nav (< 992px) --------------------------------- */
.docs-mobile-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--docs-border);
}

.docs-mobile-bar__toggle {
  border: 1px solid var(--docs-border);
  border-radius: var(--border-radius, 0.375rem);
  background: var(--color-surface, #fff);
  color: inherit;
  padding: 0.35rem 0.8rem;
  font-size: 0.9rem;
}

.docs-mobile-bar__title {
  font-weight: 600;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.docs-sidebar {
  background: var(--color-surface, #fff);
}

.docs-sidebar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 1rem;
}

.docs-sidebar__title {
  font-family: var(--font-heading, inherit);
  font-weight: 700;
  color: var(--color-heading, inherit);
  text-decoration: none;
}

.docs-nav {
  padding: 0 1rem 1rem;
  overflow-y: auto;
}

.docs-toc {
  display: none;
}

/* --- Two columns (>= 992px): nav becomes an inline sticky sidebar --------- */
@media (min-width: 992px) {
  .docs-layout {
    grid-template-columns: 240px minmax(0, 1fr);
    padding-left: 24px;
    padding-right: 24px;
  }

  .docs-mobile-bar,
  .docs-sidebar__close {
    display: none;
  }

  /* Bootstrap 5.1 has no responsive offcanvas, so undo the offcanvas state here. */
  .docs-sidebar.offcanvas {
    position: sticky;
    top: var(--docs-sticky-offset);
    align-self: start;
    z-index: auto;
    width: auto;
    max-height: calc(100vh - var(--docs-sticky-offset));
    visibility: visible !important;
    transform: none;
    border: 0;
    border-right: 1px solid var(--docs-border);
    background: transparent;
    transition: none;
  }

  .docs-sidebar__header {
    padding: 0 0 1rem;
  }

  .docs-nav {
    padding: 0 1rem 1rem 0;
  }
}

/* --- Three columns (>= 1200px) ------------------------------------------- */
@media (min-width: 1200px) {
  .docs-layout {
    grid-template-columns: 260px minmax(0, 1fr) 220px;
  }

  .docs-layout--no-toc {
    grid-template-columns: 260px minmax(0, 1fr);
  }

  .docs-toc {
    display: block;
    position: sticky;
    top: var(--docs-sticky-offset);
    align-self: start;
    max-height: calc(100vh - var(--docs-sticky-offset));
    overflow-y: auto;
    font-size: 0.875rem;
  }
}

/* --- Left nav ------------------------------------------------------------- */
.docs-nav__list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1rem; /* gutter for the <details> markers */
}

.docs-nav__list .docs-nav__list {
  padding-left: 0.85rem;
  border-left: 1px solid var(--docs-border);
  margin-left: 0.35rem;
}

.docs-nav__summary {
  list-style-position: outside;
  cursor: pointer;
}

.docs-nav__summary::marker {
  color: var(--docs-muted);
}

.docs-nav__link {
  display: inline-block;
  padding: 0.3rem 0;
  color: var(--color-text, inherit);
  text-decoration: none;
  font-size: 0.925rem;
  line-height: 1.35;
}

.docs-nav__link:hover {
  color: var(--docs-accent);
}

.docs-nav__link[aria-current="page"] {
  color: var(--docs-accent);
  font-weight: 600;
}

/* --- On-page contents ----------------------------------------------------- */
.docs-toc__title {
  margin: 0 0 0.5rem;
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--docs-muted);
}

.docs-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--docs-border);
}

.docs-toc__link {
  display: block;
  margin-left: -1px;
  padding: 0.25rem 0 0.25rem 0.85rem;
  border-left: 2px solid transparent;
  color: var(--docs-muted);
  text-decoration: none;
}

.docs-toc__item--h3 .docs-toc__link {
  padding-left: 1.6rem;
}

.docs-toc__link:hover,
.docs-toc__link.is-active {
  color: var(--docs-accent);
}

.docs-toc__link.is-active {
  border-left-color: var(--docs-accent);
}

/* --- Content -------------------------------------------------------------- */
.docs-content {
  min-width: 0;
}

.docs-article {
  max-width: 820px;
}

.docs-breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.5rem;
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  font-size: 0.85rem;
}

.docs-breadcrumbs__list li + li::before {
  content: "/";
  margin-right: 0.5rem;
  color: var(--docs-muted);
}

.docs-breadcrumbs__list a {
  color: var(--docs-muted);
  text-decoration: none;
}

.docs-article__header {
  margin-bottom: 2rem;
}

.docs-article__logo {
  display: block;
  height: auto;
  max-width: 240px;
  margin-bottom: 1rem;
}

.docs-article__title {
  font-family: var(--font-heading, inherit);
  color: var(--color-heading, inherit);
  font-size: clamp(1.75rem, 1.4rem + 1.4vw, 2.5rem);
  margin: 0 0 0.5rem;
  overflow-wrap: anywhere;
}

.docs-article__summary {
  font-size: 1.125rem;
  color: var(--docs-muted);
  margin: 0;
}

.docs-section {
  scroll-margin-top: calc(var(--docs-sticky-offset, 5rem) + 0.5rem);
  margin-bottom: 2.5rem;
}

.docs-section__heading {
  font-family: var(--font-heading, inherit);
  color: var(--color-heading, inherit);
  font-size: 1.5rem;
  margin: 0 0 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--docs-border);
}

.docs-anchor {
  margin-left: 0.5rem;
  color: var(--docs-muted);
  text-decoration: none;
  opacity: 0;
  transition: opacity 0.15s;
}

.docs-section__heading:hover .docs-anchor,
.docs-anchor:focus-visible {
  opacity: 1;
}

.docs-prose {
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.docs-prose > :last-child {
  margin-bottom: 0;
}

.docs-prose code,
.docs-table code {
  padding: 0.1rem 0.3rem;
  border-radius: 0.25rem;
  background: var(--docs-surface);
  font-size: 0.875em;
}

.docs-section > * + * {
  margin-top: 1.25rem;
}

/* --- Tables ---------------------------------------------------------------- */
.docs-table-wrap {
  max-width: 100%;
  overflow-x: auto;
}

.docs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.925rem;
}

.docs-table caption {
  caption-side: top;
  padding: 0 0 0.5rem;
  font-weight: 600;
  color: var(--color-text, inherit);
}

.docs-table th,
.docs-table td {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--docs-border);
  text-align: left;
  vertical-align: top;
}

.docs-table thead th,
.docs-key-specs__table th {
  background: var(--docs-surface);
  font-weight: 600;
}

.docs-key-specs__table th {
  width: 40%;
}

/* --- Callouts --------------------------------------------------------------- */
.docs-callout {
  --docs-callout-color: #2563eb;
  padding: 0.85rem 1rem;
  border-left: 4px solid var(--docs-callout-color);
  border-radius: var(--border-radius, 0.375rem);
  background: color-mix(in srgb, var(--docs-callout-color) 8%, transparent);
}

.docs-callout--tip {
  --docs-callout-color: #15803d;
}

.docs-callout--warning {
  --docs-callout-color: #b45309;
}

.docs-callout--danger {
  --docs-callout-color: #b91c1c;
}

.docs-callout__title {
  margin: 0 0 0.35rem;
  font-weight: 700;
  color: var(--docs-callout-color);
}

/* --- Figures, steps, code, embeds, FAQ ----------------------------------------- */
.docs-figure {
  margin: 0;
}

.docs-figure__img,
.docs-steps__img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius, 0.375rem);
}

.docs-figure__caption {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--docs-muted);
}

.docs-steps {
  padding-left: 1.5rem;
}

.docs-steps__item + .docs-steps__item {
  margin-top: 1.25rem;
}

.docs-steps__title {
  margin: 0 0 0.35rem;
  font-weight: 600;
}

.docs-steps__img {
  margin-top: 0.75rem;
}

.docs-code {
  max-width: 100%;
  overflow-x: auto;
  padding: 1rem;
  border-radius: var(--border-radius, 0.375rem);
  background: #0f172a;
  color: #e2e8f0;
  font-size: 0.875rem;
  line-height: 1.5;
}

.docs-embed iframe {
  width: 100%;
  aspect-ratio: 16 / 9;
  height: auto;
}

.docs-faq__item {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--docs-border);
}

.docs-faq__question {
  font-weight: 600;
  cursor: pointer;
}

.docs-faq__answer {
  margin-top: 0.5rem;
}

/* --- Pager + index cards --------------------------------------------------------- */
.docs-pager {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 3rem;
}

.docs-pager__link,
.docs-index-card {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--docs-border);
  border-radius: var(--border-radius, 0.375rem);
  color: inherit;
  text-decoration: none;
  min-width: 0;
}

.docs-pager__link:hover,
.docs-index-card:hover {
  border-color: var(--docs-accent);
}

.docs-pager__link--next {
  grid-column: -2;
  text-align: right;
}

.docs-pager__label {
  font-size: 0.8rem;
  color: var(--docs-muted);
}

.docs-pager__title,
.docs-index-card__title {
  font-weight: 600;
  color: var(--docs-accent);
  overflow-wrap: anywhere;
}

.docs-index-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.docs-index-card__summary {
  font-size: 0.9rem;
  color: var(--docs-muted);
}

/* --- Structured blocks (pinout, interfaces, downloads, compliance, firmware, troubleshooting) --- */
.docs-subheading {
  scroll-margin-top: calc(var(--docs-sticky-offset, 5rem) + 0.5rem);
  font-family: var(--font-heading, inherit);
  color: var(--color-heading, inherit);
  font-size: 1.15rem;
  margin: 1.75rem 0 0.5rem;
}

.docs-connector + .docs-connector {
  margin-top: 1.5rem;
}

.docs-meta {
  margin: 0 0 0.5rem;
  font-size: 0.875rem;
  color: var(--docs-muted);
}

.docs-meta__type {
  font-weight: 600;
  color: var(--color-text, inherit);
}

.docs-table__note {
  display: block;
  font-weight: 400;
  font-size: 0.8rem;
  color: var(--docs-muted);
}

.docs-badge {
  --docs-badge-color: var(--docs-muted);
  display: inline-block;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.4;
  white-space: nowrap;
  color: var(--docs-badge-color);
  background: color-mix(in srgb, var(--docs-badge-color) 12%, transparent);
}

.docs-badge--dir-in {
  --docs-badge-color: #2563eb;
}

.docs-badge--dir-out {
  --docs-badge-color: #7c3aed;
}

.docs-badge--dir-bidirectional {
  --docs-badge-color: #0f766e;
}

.docs-badge--dir-power,
.docs-badge--status-pending {
  --docs-badge-color: #b45309;
}

.docs-badge--dir-ground {
  --docs-badge-color: #475569;
}

.docs-badge--status-certified {
  --docs-badge-color: #15803d;
}

.docs-badge--status-declared {
  --docs-badge-color: #2563eb;
}

.docs-badge--kind {
  --docs-badge-color: var(--docs-accent);
}

.docs-downloads {
  display: grid;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.docs-downloads__link {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.25rem 1rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--docs-border);
  border-radius: var(--border-radius, 0.375rem);
  color: inherit;
  text-decoration: none;
}

.docs-downloads__link:hover {
  border-color: var(--docs-accent);
}

.docs-downloads__label {
  font-weight: 600;
  color: var(--docs-accent);
  min-width: 0;
  overflow-wrap: anywhere;
}

.docs-downloads__meta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--docs-muted);
}

.docs-facts {
  display: grid;
  gap: 0;
  margin: 0;
  border: 1px solid var(--docs-border);
  border-radius: var(--border-radius, 0.375rem);
}

.docs-facts__row {
  display: grid;
  grid-template-columns: minmax(8rem, 35%) minmax(0, 1fr);
  gap: 1rem;
  padding: 0.55rem 0.9rem;
}

.docs-facts__row + .docs-facts__row {
  border-top: 1px solid var(--docs-border);
}

.docs-facts dt {
  font-weight: 600;
}

.docs-facts dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.docs-links {
  padding-left: 1.25rem;
}

.docs-trouble {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--docs-border);
}

.docs-trouble__symptom {
  font-weight: 600;
  cursor: pointer;
}

.docs-trouble__cause {
  margin: 0.5rem 0 0.25rem;
  color: var(--docs-muted);
}

/* --- Product link, related products, compatibility ----------------------------------- */
.docs-store-link {
  display: inline-block;
  margin-top: 0.85rem;
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--docs-accent);
  border-radius: var(--border-radius, 0.375rem);
  color: var(--docs-accent);
  font-weight: 600;
  text-decoration: none;
}

.docs-store-link:hover {
  background: color-mix(in srgb, var(--docs-accent) 8%, transparent);
}

.docs-related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
}

.docs-related-card {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 0.75rem;
  border: 1px solid var(--docs-border);
  border-radius: var(--border-radius, 0.375rem);
  min-width: 0;
}

.docs-related-card--linked:hover {
  border-color: var(--docs-accent);
}

.docs-related-card__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--border-radius, 0.375rem);
}

.docs-related-card__title {
  margin: 0;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.docs-related-card__title a {
  color: var(--docs-accent);
  text-decoration: none;
}

.docs-related-card__note {
  margin: 0;
  font-size: 0.875rem;
  color: var(--docs-muted);
}

.docs-related-card .docs-badge {
  align-self: flex-start;
  margin-top: auto;
}

.docs-badge--compat-supported {
  --docs-badge-color: #15803d;
}

.docs-badge--compat-partial {
  --docs-badge-color: #b45309;
}

.docs-badge--compat-not_supported {
  --docs-badge-color: #b91c1c;
}

@media print {
  .docs-sidebar,
  .docs-toc,
  .docs-mobile-bar,
  .docs-pager {
    display: none !important;
  }

  .docs-layout {
    display: block;
  }
}