.guide-cover {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 18px;
  margin: 26px 0;
}
.quick-answer {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 4px solid var(--dot);
  border-radius: 0 16px 16px 0;
  padding: 20px 24px;
  margin: 24px 0;
}
.quick-answer p:last-child {
  margin-bottom: 0;
}
.guide-eyebrow {
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--muted);
  margin: 0 0 8px;
}
.guide-toc {
  margin: 28px 0 40px;
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
}
.guide-toc ol {
  margin-bottom: 0;
  padding-left: 23px;
}
.guide-toc a {
  margin: 0;
  font-size: 0.95rem;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.guide section {
  scroll-margin-top: 24px;
}
.guide h3 {
  font-size: 1.15rem;
  line-height: 1.35;
  margin-top: 24px;
}
.guide p {
  overflow-wrap: break-word;
}
.guide-diagram {
  max-width: 400px;
  margin: 28px auto;
  text-align: center;
  break-inside: avoid;
}
.guide-diagram img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #f2f5f8;
}
.guide-diagram figcaption {
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.6;
}
.guide-steps {
  padding-left: 24px;
}
.guide-steps > li,
.guide-timeline > li {
  margin: 14px 0;
}
.guide-table {
  overflow-x: auto;
  margin: 24px 0;
  border: 1px solid var(--line);
  border-radius: 14px;
}
.guide-table table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
  background: var(--surface);
}
.guide-table caption {
  text-align: left;
  padding: 14px 16px;
  font-weight: 800;
}
.guide-table th,
.guide-table td {
  padding: 12px 16px;
  border-top: 1px solid var(--line);
}
.guide-quiz,
.guide-callout,
.analysis-note {
  padding: 20px 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
  margin: 26px 0;
}
.guide-quiz {
  border-top: 4px solid var(--dot);
}
.guide-quiz h3,
.analysis-note h3 {
  margin-top: 0;
}
.guide details {
  border-top: 1px solid var(--line);
  padding: 14px 0;
}
.guide summary {
  cursor: pointer;
  font-weight: 600;
  padding: 4px 0;
}
.guide summary:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}
.guide details[open] > summary {
  margin-bottom: 10px;
}
.guide details p:last-child {
  margin-bottom: 0;
}
.guide-faq {
  margin: 40px 0;
}
.guide-sources {
  color: var(--muted);
  font-size: 0.82rem;
  border-top: 1px solid var(--line);
  margin-top: 28px;
}
.guide-sources h2 {
  font-size: 1rem;
  margin-top: 20px;
}
.guide-cta {
  text-align: left;
  padding: 28px;
}
.guide-cta h2 {
  margin-top: 10px;
}
.guide-cta .btn {
  margin-top: 6px;
}
.guide-print,
.sequence-controls button {
  font: inherit;
  cursor: pointer;
  border: 1px solid var(--line);
}
.guide-print {
  font-size: 0.88rem;
}
.sequence-controls {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0 0;
}
.sequence-controls button {
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink);
  padding: 10px 16px;
  font-size: 0.85rem;
  min-height: 44px;
}
.sequence-controls button:disabled {
  opacity: 0.45;
  cursor: default;
}
.sequence-controls span {
  font-size: 0.85rem;
  color: var(--muted);
  white-space: nowrap;
}
[data-diagram-sequence] {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 0 20px;
  margin: 24px 0;
}
[data-diagram-step][hidden],
.sequence-controls[hidden],
.guide-print[hidden] {
  display: none;
}
.featured-guides {
  margin: 36px 0 48px;
}
.featured-guides > h2 {
  margin-top: 8px;
}
.guide-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin: 24px 0;
}
.guide-card {
  padding: 0;
  overflow: hidden;
}
.guide-card > img {
  display: block;
  width: 100%;
  height: auto;
  border-bottom: 1px solid var(--line);
}
.guide-card > div {
  padding: 18px 20px;
}
.guide-card .guide-eyebrow {
  font-size: 0.67rem;
}
.guide-card b {
  font-size: 1.12rem;
  line-height: 1.35;
  margin: 10px 0;
}
.guide-card span {
  font-size: 0.85rem;
}
.guide-card .guide-card-link {
  display: block;
  color: var(--ink);
  font-weight: 600;
  margin-top: 16px;
}
.guide-skip {
  position: absolute;
  left: 16px;
  top: -100px;
  z-index: 100;
  background: var(--surface);
  color: var(--ink);
  padding: 12px 20px;
  border: 2px solid var(--ink);
  border-radius: 12px;
}
.guide-skip:focus {
  top: 10px;
}
.guide :focus-visible,
.sequence-controls button:focus-visible {
  outline: 3px solid var(--dot);
  outline-offset: 4px;
}
@media (max-width: 560px) {
  .guide-cards {
    grid-template-columns: 1fr;
  }
  .quick-answer,
  .guide-toc,
  .guide-quiz,
  .guide-callout,
  .analysis-note {
    padding: 18px;
  }
  .guide-cta {
    padding: 22px;
  }
  .guide-table th,
  .guide-table td {
    padding: 10px;
  }
  .sequence-controls {
    gap: 8px;
  }
  .sequence-controls button {
    padding: 9px 12px;
  }
  [data-diagram-sequence] {
    padding: 0 12px;
  }
}
@media print {
  :root {
    --bg: #fff;
    --surface: #fff;
    --ink: #111;
    --muted: #333;
    --line: #999;
    color-scheme: light;
  }
  body {
    font-size: 11pt;
    background: #fff;
    color: #111;
  }
  header,
  footer,
  .guide-skip,
  .guide-cover,
  .guide-toc,
  .guide-print,
  .sequence-controls,
  .guide-cta,
  .guide .rel {
    display: none !important;
  }
  .wrap {
    max-width: none;
    padding: 0;
  }
  h1 {
    font-size: 23pt;
  }
  h2 {
    font-size: 16pt;
  }
  .guide-diagram {
    max-width: 78mm;
  }
  [data-diagram-step][hidden] {
    display: block !important;
  }
  .guide details {
    break-inside: avoid;
  }
  .guide details > * {
    display: block !important;
  }
  .guide-table,
  .guide-quiz {
    break-inside: avoid;
  }
  .guide-cover,
  .guide-diagram img {
    print-color-adjust: exact;
  }
  @page {
    size: A4;
    margin: 18mm;
  }
}