.manual-opening {
  margin: 14px var(--gutter) 0;
  border-radius: var(--r-hero);
  background: var(--bg-panel-2);
  color: var(--on-dark);
  overflow: hidden;
}
.manual-opening-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(260px, .8fr);
  align-items: center;
  gap: 56px;
  max-width: calc(var(--content-width) + var(--gutter) * 2);
  margin-inline: auto;
  padding: 64px var(--gutter);
}
.manual-opening-inner > * {
  min-width: 0;
}
.manual-opening h1 {
  margin-top: 24px;
  margin-bottom: 24px;
  font-size: clamp(34px, 3.2vw, 48px);
  letter-spacing: -.025em;
}
.manual-opening h1 span {
  color: var(--accent);
}
.manual-intro {
  max-width: 36em;
  margin-bottom: 0;
  color: var(--on-dark-muted);
  font-size: 17px;
  line-height: 1.85;
}
.manual-opening :focus-visible {
  outline-color: var(--accent);
}
.manual-evidence {
  padding: 28px;
  border: 1px solid var(--cell-line);
  border-radius: var(--r-card);
  background: var(--cell);
  color: var(--on-dark-soft);
  box-shadow: var(--shadow-cell);
}
.manual-evidence-label {
  margin-bottom: 20px;
  color: var(--accent);
  font-size: 14px;
  font-weight: var(--weight-bold);
}
.manual-evidence ol {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.manual-evidence li {
  display: grid;
  grid-template-columns: 3em minmax(0, 1fr);
  align-items: baseline;
  gap: 12px;
  font-size: 14px;
}
.manual-evidence strong {
  color: var(--on-dark);
  font-weight: var(--weight-semibold);
}
.manual-evidence > p:last-child {
  margin-top: 24px;
  margin-bottom: 0;
  font-size: 13px;
  color: var(--on-dark-muted);
}
.manual-preface {
  padding-top: 48px;
  padding-bottom: 48px;
  line-height: 1.9;
}
.manual-preface > p a {
  color: var(--accent-dark);
}
.manual-preface .toc {
  margin-top: 28px;
}
.manual-chapter {
  padding-top: 64px;
  padding-bottom: 64px;
}
.manual-chapter:nth-of-type(even) {
  background: var(--bg-panel);
  color: var(--text);
  border-radius: var(--r-section);
}
.manual-chapter .route-eyebrow {
  margin-bottom: 14px;
}
.manual-chapter h2 {
  margin-top: 0;
  margin-bottom: 28px;
}
.manual-chapter h3 {
  margin-top: 36px;
  margin-bottom: 18px;
  font-size: clamp(21px, 2vw, 26px);
}
.manual-chapter p {
  margin-bottom: 20px;
}
.manual-chapter .prose > p:last-child {
  margin-bottom: 0;
}
.manual-chapter .table-scroll {
  margin-top: 24px;
  margin-bottom: 24px;
}
.manual-chapter .data-table {
  display: table;
  overflow: visible;
}
.manual-chapter:nth-of-type(even) .callout {
  background: var(--bg);
}
.manual-content > .section h2 {
  margin-top: 0;
}
.manual-content .group-list {
  margin-top: 24px;
}
@media (max-width: 900px) {
  .manual-opening-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
    padding-top: 40px;
    padding-bottom: 40px;
  }
  .manual-evidence {
    max-width: 560px;
  }
}
@media (max-width: 768px) {
  .manual-opening h1 {
    font-size: clamp(24px, 4.8vw, 30px);
  }
}
@media (max-width: 640px) {
  .manual-opening {
    border-radius: var(--r-hero-sm);
  }
  .manual-opening-inner {
    padding-top: 30px;
    padding-bottom: 30px;
  }
  .manual-intro {
    font-size: 15.5px;
  }
  .manual-evidence {
    padding: 22px 18px;
  }
  .manual-evidence li {
    grid-template-columns: 2.5em minmax(0, 1fr);
    gap: 10px;
    font-size: 13px;
  }
  .manual-preface {
    padding-top: 32px;
    padding-bottom: 32px;
  }
  .manual-chapter {
    padding-top: 44px;
    padding-bottom: 44px;
  }
  .manual-chapter:nth-of-type(even) {
    border-radius: var(--r-hero-sm);
  }
  .manual-chapter h3 {
    margin-top: 30px;
  }
}