.rust-sdk-guide-hero {
  max-width: 900px;
  margin: 0 auto;
  padding-top: clamp(34px, 6vw, 72px);
  padding-bottom: clamp(48px, 7vw, 82px);
}

.rust-sdk-guide-hero__eyebrow {
  margin: 0 0 12px;
  color: var(--site-cyan-300);
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.rust-sdk-guide-hero__summary {
  max-width: 720px;
  margin: 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
  line-height: 1.55;
}

.rust-sdk-guide-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px 20px;
  margin-top: 28px;
}

header#masthead .rust-sdk-guide-hero__secondary {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 10px 16px;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 660;
  text-decoration: none;
}

header#masthead .rust-sdk-guide-hero__secondary:hover {
  color: #fff;
  text-decoration: underline;
}

.rust-sdk-docs {
  background: #fff;
}

.rust-sdk-docs__layout {
  display: grid;
  grid-template-columns: minmax(210px, 260px) minmax(0, 860px);
  justify-content: center;
  width: min(1240px, calc(100% - 48px));
  margin: 0 auto;
  padding: clamp(46px, 7vw, 88px) 0 100px;
  gap: clamp(36px, 6vw, 76px);
}

.rust-sdk-toc {
  position: sticky;
  top: 24px;
  align-self: start;
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  padding: 18px 18px 18px 0;
  border-right: 1px solid var(--site-border);
  scrollbar-width: thin;
}

.rust-sdk-toc__title {
  margin: 0 0 12px;
  color: var(--site-navy-900);
  font-size: 0.83rem;
  font-weight: 760;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.rust-sdk-toc__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.rust-sdk-toc__list li {
  margin: 0;
}

.rust-sdk-toc__list a {
  display: block;
  padding: 5px 8px;
  border-radius: 6px;
  color: var(--site-muted);
  font-size: 0.82rem;
  line-height: 1.35;
  text-decoration: none;
}

.rust-sdk-toc__list a:hover,
.rust-sdk-toc__list a:focus-visible {
  background: var(--site-surface-alt);
  color: var(--site-blue-700);
}

.rust-sdk-toc__level-3 a {
  padding-left: 20px;
  font-size: 0.78rem;
}

.rust-sdk-docs__content {
  min-width: 0;
  color: var(--site-ink);
  overflow-wrap: anywhere;
}

.rust-sdk-docs__content > h1 {
  margin: 0 0 12px;
  font-size: clamp(2.25rem, 5vw, 3.6rem);
}

.rust-sdk-docs__content h2 {
  margin: 64px 0 18px;
  padding-top: 18px;
  border-top: 1px solid var(--site-border);
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  scroll-margin-top: 24px;
}

.rust-sdk-docs__content h3 {
  margin: 40px 0 14px;
  font-size: clamp(1.25rem, 2vw, 1.55rem);
  scroll-margin-top: 24px;
}

.rust-sdk-docs__content h4 {
  margin: 30px 0 10px;
  scroll-margin-top: 24px;
}

.rust-sdk-docs__content p,
.rust-sdk-docs__content li {
  color: #28343a;
}

.rust-sdk-docs__content li + li {
  margin-top: 6px;
}

.rust-sdk-docs__content code {
  padding: 0.14em 0.34em;
  border-radius: 4px;
  background: #eef3f7;
  color: #183653;
  font-size: 0.9em;
}

.rust-sdk-docs__content pre {
  max-width: 100%;
  margin: 20px 0 28px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.rust-sdk-docs__content pre code {
  padding: 0;
  background: transparent;
  color: inherit;
  white-space: pre;
}

.rust-sdk-docs__content table {
  display: block;
  width: max-content;
  max-width: 100%;
  margin: 20px 0 30px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.rust-sdk-docs__content th,
.rust-sdk-docs__content td {
  min-width: 120px;
  font-size: 0.92rem;
}

.rust-sdk-docs__content blockquote {
  margin: 24px 0;
  padding: 1px 20px;
  border-left: 4px solid var(--site-cyan-500);
  background: var(--site-surface-alt);
}

@media (max-width: 900px) {
  .rust-sdk-docs__layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 34px;
  }

  .rust-sdk-toc {
    position: static;
    max-height: 300px;
    padding: 18px;
    border: 1px solid var(--site-border);
    border-radius: var(--site-radius-md);
    background: var(--site-surface-alt);
  }
}

@media (max-width: 520px) {
  .rust-sdk-guide-hero__actions,
  .rust-sdk-guide-hero__actions .download-link,
  .rust-sdk-guide-hero__secondary {
    width: 100%;
  }

  .rust-sdk-guide-hero__secondary {
    justify-content: center;
  }

  .rust-sdk-docs__layout {
    width: min(100% - 28px, 1240px);
    padding-top: 30px;
  }

  .rust-sdk-docs__content h2 {
    margin-top: 48px;
  }
}

@media print {
  .rust-sdk-guide-hero,
  .rust-sdk-toc {
    display: none !important;
  }

  .rust-sdk-docs__layout {
    display: block;
    width: 100%;
    padding: 0;
  }

  .rust-sdk-docs__content pre,
  .rust-sdk-docs__content table {
    break-inside: avoid;
  }
}