.document-hero {
  overflow: hidden;
  padding: 28px 0 68px;
}

.breadcrumb {
  min-height: 44px;
  display: flex;
  align-items: center;
  margin-bottom: 28px;
  color: var(--muted);
  font-size: 13px;
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: color-mix(in srgb, var(--muted) 55%, transparent);
}

.breadcrumb a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: var(--muted);
}

.site-nav a {
  min-width: 44px;
  justify-content: center;
}

.document-hero-layout {
  display: grid;
  align-items: center;
  gap: 38px;
}

.document-hero h1 {
  max-width: 20ch;
  font-size: clamp(34px, 7vw, 58px);
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1.05;
}

.access-note {
  max-width: 58ch;
  margin-top: 18px;
  color: var(--muted);
  font-size: 13px;
}

.cta-disabled {
  min-height: 48px;
  cursor: not-allowed;
  opacity: .68;
  filter: saturate(.72);
  user-select: none;
}

.document-preview {
  position: relative;
  padding: 16px;
  border: 1px solid color-mix(in srgb, var(--primary) 22%, var(--border));
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  box-shadow: 0 22px 58px rgba(56, 36, 128, .13);
}

.document-preview::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: -28px;
  border-radius: 44px;
  background: radial-gradient(circle, rgba(91, 58, 214, .14), transparent 68%);
  filter: blur(12px);
}

.preview-head,
.preview-file,
.preview-flow li {
  display: flex;
  align-items: center;
}

.preview-head {
  justify-content: space-between;
  gap: 12px;
  padding: 2px 2px 14px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.preview-badge {
  padding: 5px 8px;
  border-radius: 999px;
  color: var(--primary);
  background: color-mix(in srgb, var(--primary) 10%, transparent);
}

.preview-file {
  gap: 12px;
  padding: 15px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-soft);
}

.preview-file div,
.preview-flow div {
  display: grid;
  gap: 2px;
}

.preview-file small,
.preview-flow small {
  color: var(--muted);
  font-size: 12px;
}

.file-icon {
  width: 38px;
  height: 44px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 8px;
  color: white;
  background: linear-gradient(145deg, var(--primary), var(--accent));
  font-weight: 800;
}

.preview-flow {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.preview-flow li {
  gap: 12px;
  padding: 11px 12px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--surface-soft) 70%, transparent);
}

.preview-flow li > span {
  color: var(--primary);
  font-size: 11px;
  font-weight: 800;
}

.method-grid,
.output-grid,
.example-grid,
.related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 30px;
}

.method-grid li,
.output-grid article,
.document-example,
.related-grid a {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

.method-grid li,
.output-grid article,
.document-example {
  padding: 22px;
}

.method-grid h3,
.output-grid h3 {
  margin: 14px 0 6px;
  font-size: 17px;
}

.method-grid p,
.output-grid p,
.document-example > p:last-child {
  color: var(--muted);
  font-size: 14px;
}

.step-number,
.output-grid article > span {
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
}

.output-grid article {
  position: relative;
  overflow: hidden;
}

.output-grid article::after {
  content: "";
  position: absolute;
  right: -28px;
  bottom: -36px;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--primary) 7%, transparent);
}

.example-label {
  margin-bottom: 8px;
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.document-example h3 {
  font-size: 19px;
}

.document-example blockquote {
  margin: 16px 0 12px;
  padding: 14px;
  border-left: 3px solid color-mix(in srgb, var(--primary) 58%, transparent);
  border-radius: 0 10px 10px 0;
  background: color-mix(in srgb, var(--primary) 7%, var(--surface));
  font-size: 14px;
}

#worked-example {
  scroll-margin-top: 90px;
}

.worked-example-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: 30px;
  overflow-wrap: anywhere;
}

.worked-source,
.worked-result {
  min-width: 0;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.worked-result {
  border-color: color-mix(in srgb, var(--primary) 32%, var(--border));
}

.worked-example-layout h3 {
  font-size: 19px;
  margin-bottom: 18px;
}

.source-points,
.result-points {
  display: grid;
  gap: 16px;
  margin: 0;
  font-size: 14px;
}

.source-points li {
  padding: 14px;
  border-radius: var(--radius-sm);
  background: var(--surface-soft);
  scroll-margin-top: 110px;
}

.result-points > div + div {
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.result-points dt {
  color: var(--primary);
  font-weight: 800;
}

.result-points dd {
  margin: 5px 0 0;
}

.worked-prompt,
.worked-check {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 13px;
}

.safety-layout {
  display: grid;
  gap: 28px;
}

.risk-note {
  padding: 24px;
  border: 1px solid color-mix(in srgb, #b7791f 35%, var(--border));
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, #f4c76a 11%, var(--surface));
}

.risk-note h3 {
  font-size: 19px;
}

.risk-note ul {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.risk-note li {
  position: relative;
  padding-left: 20px;
  color: var(--muted);
  font-size: 14px;
}

.risk-note li::before {
  content: "•";
  position: absolute;
  left: 4px;
  color: #a46100;
  font-weight: 800;
}

.risk-note > p {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  font-weight: 700;
}

.faq-wrap {
  max-width: 820px;
}

.faq-list {
  display: grid;
  gap: 10px;
  margin-top: 28px;
}

.faq-list details {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.faq-list summary {
  min-height: 52px;
  display: flex;
  align-items: center;
  padding: 14px 18px;
  cursor: pointer;
  font-weight: 700;
}

.faq-list details p {
  padding: 0 18px 18px;
  color: var(--muted);
  font-size: 14px;
}

.related-grid a {
  min-height: 132px;
  display: grid;
  align-content: center;
  gap: 6px;
  padding: 22px;
  color: var(--text);
  text-decoration: none;
}

.related-grid a:hover {
  border-color: color-mix(in srgb, var(--primary) 40%, var(--border));
  box-shadow: var(--shadow-md);
}

.related-grid span {
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.related-grid small {
  color: var(--muted);
  font-size: 13px;
}

@media (min-width: 760px) {
  .method-grid,
  .output-grid,
  .related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .example-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .safety-layout {
    grid-template-columns: minmax(0, .9fr) minmax(340px, 1fr);
    align-items: start;
  }
}

@media (min-width: 880px) {
  .worked-example-layout {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .document-hero-layout {
    grid-template-columns: minmax(0, 1.02fr) minmax(350px, .78fr);
    gap: 54px;
  }
}

@media (prefers-color-scheme: dark) {
  .worked-example-layout dt,
  .worked-example-layout a {
    color: #c5b6ff;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}