.article-toc {
  color: var(--ink);
}

.article-toc--desktop {
  display: none;
}

.article-toc--compact {
  margin: 0 0 24px;
  overflow: hidden;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--primary-bright) 7%, transparent), transparent 48%),
    color-mix(in srgb, var(--card) 95%, transparent);
  border: 1px solid color-mix(in srgb, var(--primary-bright) 18%, var(--line));
  border-radius: 16px;
}

.release-article > .article-toc--compact {
  margin-right: clamp(24px, 6vw, 62px);
  margin-left: clamp(24px, 6vw, 62px);
}

.article-toc--compact > summary {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 12px;
  align-items: center;
  gap: 12px;
  min-height: 66px;
  padding: 10px 14px 10px 10px;
  list-style: none;
  cursor: pointer;
  transition: background-color 180ms ease;
}

.article-toc--compact > summary::-webkit-details-marker {
  display: none;
}

.article-toc--compact > summary::after {
  width: 8px;
  height: 8px;
  content: "";
  border-right: 2px solid var(--ink-muted);
  border-bottom: 2px solid var(--ink-muted);
  transform: translateY(-2px) rotate(45deg);
  transition: transform 180ms ease;
}

.article-toc--compact[open] > summary::after {
  transform: translateY(2px) rotate(225deg);
}

.article-toc--compact > summary:hover,
.article-toc--compact > summary:focus-visible {
  background: color-mix(in srgb, var(--primary-bright) 7%, transparent);
  outline: none;
}

.article-toc__glyph {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  color: #fff;
  background: linear-gradient(145deg, var(--primary-bright), var(--primary));
  border: 1px solid color-mix(in srgb, #fff 32%, transparent);
  border-radius: 13px;
  box-shadow:
    0 8px 18px rgba(0, 87, 191, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.article-toc__glyph::before {
  width: 27px;
  height: 27px;
  content: "";
  background: currentColor;
  mask: url("../icons/nav-contents.svg") center / contain no-repeat;
}

.article-toc__summary-copy {
  display: grid;
  min-width: 0;
  gap: 2px;
}

.article-toc__summary-copy strong {
  font-size: 14px;
  font-weight: 900;
  line-height: 1.25;
}

.article-toc__summary-copy small {
  overflow: hidden;
  color: var(--ink-muted);
  font-size: 12px;
  line-height: 1.3;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.article-toc--compact .article-toc__nav {
  max-height: min(52svh, 480px);
  padding: 10px 12px 14px;
  overflow: hidden auto;
  border-top: 1px solid color-mix(in srgb, var(--primary-bright) 14%, var(--line));
}

.article-toc__eyebrow {
  margin: 0;
  padding: 17px 18px 14px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: 0.01em;
  border-bottom: 1px solid var(--line);
}

.article-toc__list {
  display: grid;
  gap: 3px;
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.article-toc__item a {
  position: relative;
  display: flex;
  gap: 7px;
  padding: 7px 9px;
  color: var(--ink-muted);
  font-size: 12.5px;
  font-weight: 740;
  line-height: 1.4;
  text-decoration: none;
  border-radius: 9px;
  transition:
    color 160ms ease,
    background-color 160ms ease,
    transform 160ms ease;
}

.article-toc__item--h3 {
  margin-left: 12px;
}

.article-toc__item--h4 {
  margin-left: 24px;
}

.article-toc__item--h3 a,
.article-toc__item--h4 a {
  padding-top: 6px;
  padding-bottom: 6px;
  font-size: 11.8px;
  font-weight: 680;
}

.article-toc__item--h4 a {
  font-size: 11.3px;
}

.article-toc__item a:hover,
.article-toc__item a:focus-visible {
  color: var(--primary);
  background: color-mix(in srgb, var(--primary-bright) 8%, var(--card));
  outline: none;
  transform: translateX(2px);
}

.article-toc__item a[aria-current="location"] {
  color: var(--primary);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--primary-bright) 13%, var(--card)), color-mix(in srgb, var(--primary-bright) 5%, var(--card)));
}

.article-toc__item a[aria-current="location"]::before {
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: 0;
  width: 3px;
  content: "";
  background: var(--primary-bright);
  border-radius: 999px;
}

.article-toc--numbered .article-toc__list {
  counter-reset: article-toc-item;
}

.article-toc--numbered .article-toc__item a::after {
  order: -1;
  flex: 0 0 auto;
  color: var(--primary);
  content: counter(article-toc-item) ".";
  counter-increment: article-toc-item;
  font-variant-numeric: tabular-nums;
}

.ppc-article-toc-scope h2[id],
.ppc-article-toc-scope h3[id],
.ppc-article-toc-scope h4[id],
.release-article__body h2[id],
.release-article__body h3[id],
.release-article__body h4[id] {
  scroll-margin-top: calc(var(--site-header-height, 70px) + 26px);
}

html[data-theme="dark"] .article-toc__panel,
html[data-theme="dark"] .article-toc--compact {
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.28);
}

@media (min-width: 1450px) {
  .article-toc--compact.article-toc--paired {
    display: none;
  }

  .article-toc--desktop {
    position: sticky;
    top: calc(var(--site-header-height, 70px) + 22px);
    display: block;
    min-width: 0;
  }

  .article-toc__panel {
    display: flex;
    max-height: calc(100svh - var(--site-header-height, 70px) - 44px);
    overflow: hidden;
    flex-direction: column;
    background:
      linear-gradient(145deg, color-mix(in srgb, var(--primary-bright) 5%, transparent), transparent 54%),
      color-mix(in srgb, var(--card) 94%, transparent);
    border: 1px solid color-mix(in srgb, var(--primary-bright) 16%, var(--line));
    border-radius: 18px;
    box-shadow: 0 18px 46px rgba(15, 23, 42, 0.09);
    backdrop-filter: blur(18px);
  }

  .article-toc--desktop .article-toc__nav {
    min-height: 0;
    padding: 10px 10px 12px;
    overflow: hidden auto;
  }

  .release-page--has-toc-sidebar .release-main {
    width: min(1500px, calc(100% - 48px));
  }

  .release-page--has-toc-sidebar .release-breadcrumbs {
    width: min(1376px, 100%);
  }

  .release-layout--with-toc {
    grid-template-columns: minmax(240px, 280px) minmax(0, 1fr) minmax(220px, 260px);
    width: min(1376px, 100%);
    margin-right: auto;
    margin-left: auto;
  }
}

@media (max-width: 520px) {
  .release-article > .article-toc--compact {
    margin-right: 22px;
    margin-left: 22px;
  }

  .article-toc--compact > summary {
    grid-template-columns: 42px minmax(0, 1fr) 10px;
    gap: 10px;
    padding-right: 12px;
  }

  .article-toc__glyph {
    width: 42px;
    height: 42px;
  }
}

@media (max-width: 760px) {
  .site-header-global__toc-slot .article-toc--compact {
    position: relative;
    margin: 0;
    overflow: visible;
    background: transparent;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .site-header-global__toc-slot .article-toc--compact > summary {
    grid-template-columns: 34px minmax(0, 1fr) 10px;
    gap: 9px;
    min-height: 44px;
    padding: 2px 4px 2px 0;
  }

  .site-header-global__toc-slot .article-toc__glyph {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    box-shadow:
      0 6px 14px rgba(0, 87, 191, 0.18),
      inset 0 1px 0 rgba(255, 255, 255, 0.28);
  }

  .site-header-global__toc-slot .article-toc__glyph::before {
    width: 22px;
    height: 22px;
  }

  .site-header-global__toc-slot .article-toc__summary-copy small {
    display: none;
  }

  .site-header-global__toc-slot .article-toc--compact .article-toc__nav {
    position: absolute;
    top: calc(100% + 12px);
    right: -8px;
    left: -10px;
    z-index: 20;
    max-height: calc(100svh - var(--site-header-height, 110px) - 16px);
    padding: 10px 12px 14px;
    overflow: hidden auto;
    background:
      linear-gradient(145deg, color-mix(in srgb, var(--primary-bright) 5%, transparent), transparent 54%),
      color-mix(in srgb, var(--card) 97%, transparent);
    border: 1px solid color-mix(in srgb, var(--primary-bright) 16%, var(--line));
    border-radius: 16px;
    box-shadow: 0 18px 46px rgba(15, 23, 42, 0.16);
    backdrop-filter: blur(18px);
  }

  html[data-theme="dark"] .site-header-global__toc-slot .article-toc--compact {
    box-shadow: none;
  }

  html[data-theme="dark"] .site-header-global__toc-slot .article-toc--compact .article-toc__nav {
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.34);
  }
}

@media (max-width: 760px) and (hover: none) {
  .site-header-global__toc-slot .article-toc--compact > summary:hover {
    background: transparent;
  }
}

@media (prefers-reduced-motion: reduce) {
  .article-toc--compact > summary,
  .article-toc--compact > summary::after,
  .article-toc__item a {
    animation: none;
    transition: none;
  }
}