.manual-hero {
  padding-top: 64px;
  padding-bottom: 70px;
  border-bottom: 1px solid var(--color-border);
}

.manual-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(420px, 1.08fr);
  align-items: center;
  gap: 64px;
}

.manual-hero-copy {
  max-width: 650px;
}

.manual-hero-copy h1 {
  margin: 22px 0 24px;
}

.manual-hero-copy .lede {
  margin: 24px 0 0;
}

.manual-hero-copy .lede a {
  color: var(--color-text);
  font-weight: 800;
  text-decoration: underline;
  text-decoration-color: var(--color-lavender-mid);
  text-underline-offset: 4px;
}

.manual-console {
  position: relative;
}

.manual-console-body {
  position: relative;
  padding: 16px 18px 18px;
}

.manual-route {
  width: 100%;
  min-height: 260px;
}

.manual-grid-line {
  fill: none;
  stroke: var(--color-lavender);
  stroke-width: 1;
  stroke-opacity: .08;
}

.manual-route-line {
  fill: none;
  stroke: var(--color-lavender-light);
  stroke-width: 3;
  stroke-linecap: round;
}

.manual-route-branch {
  fill: none;
  stroke: var(--color-lavender-mid);
  stroke-width: 1;
  stroke-dasharray: 6 6;
  stroke-opacity: .72;
}

.manual-route-point {
  fill: var(--color-lavender-light);
  stroke: var(--color-ink);
  stroke-width: 4;
}

.manual-pipeline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 7px;
  margin-top: 8px;
}

.manual-pipeline span {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  justify-content: center;
  flex: 1 1 auto;
  padding: 4px 7px;
  border: 1px solid var(--color-ink-chip-border);
  border-radius: var(--radius-sm);
  color: var(--color-lavender);
  background: var(--color-ink-chip);
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}

.manual-console-note {
  margin: 14px 0 0;
  color: var(--color-lavender-mid);
  font-family: var(--font-mono);
  font-size: 11px;
  text-align: center;
}

.manual-article {
  padding-top: 52px;
  padding-bottom: var(--section-space);
}

.manual-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 250px;
  align-items: start;
  gap: 46px;
}

.manual-prose {
  min-width: 0;
  max-width: var(--reading-width);
}

.manual-chapter {
  padding-top: 38px;
  padding-bottom: 68px;
  border-bottom: 1px solid var(--color-border);
}

.manual-chapter:first-child {
  padding-top: 8px;
}

.manual-chapter:last-of-type {
  border-bottom: 0;
}

.chapter-code {
  margin-bottom: 12px;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .07em;
}

.manual-chapter h2 {
  margin-bottom: 34px;
}

.manual-chapter h3 {
  margin-top: 38px;
  margin-bottom: 14px;
  font-size: 23px;
}

.manual-chapter p,
.manual-chapter li {
  color: var(--color-muted);
}

.manual-chapter p {
  margin-bottom: 18px;
  line-height: 1.88;
}

.manual-chapter a {
  color: var(--color-text);
  font-weight: 780;
  text-decoration: underline;
  text-decoration-color: var(--color-lavender-mid);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.manual-chapter a:hover {
  text-decoration-color: var(--color-accent-dark);
}

.manual-chapter .table-scroll {
  margin: 24px 0;
}

.manual-chapter pre {
  margin: 22px 0;
}

.manual-chapter .callout {
  margin-top: 30px;
  line-height: 1.75;
}

.manual-rail {
  position: sticky;
  top: calc(var(--header-height) + 72px);
}

.manual-rail-panel {
  padding: 18px;
  border: 1px solid var(--color-ink-border);
  border-radius: var(--radius-lg);
  color: var(--color-lavender);
  background: var(--color-ink);
  box-shadow: var(--shadow-card);
}

.manual-rail-title {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-ink-rule);
  color: var(--color-lavender-mid);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .06em;
}

.manual-rail dl {
  display: grid;
  gap: 0;
  margin: 0;
}

.manual-rail dl div {
  padding: 12px 0;
  border-bottom: 1px solid var(--color-ink-rule);
}

.manual-rail dl div:last-child {
  border-bottom: 0;
}

.manual-rail dt {
  margin-bottom: 4px;
  color: var(--color-lavender-mid);
  font-family: var(--font-mono);
  font-size: 10px;
}

.manual-rail dd {
  margin: 0;
  color: var(--color-lavender-light);
  font-size: 12px;
  font-weight: 700;
  overflow-wrap: anywhere;
}

@media (max-width: 1060px) {
  .manual-hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(360px, .9fr);
    gap: 38px;
  }

  .manual-layout {
    grid-template-columns: minmax(0, 1fr) 220px;
    gap: 30px;
  }
}

@media (max-width: 900px) {
  .manual-hero-grid {
    grid-template-columns: 1fr;
  }

  .manual-hero-copy {
    max-width: var(--reading-width);
  }

  .manual-console {
    max-width: 680px;
  }

  .manual-layout {
    grid-template-columns: 1fr;
  }

  .manual-prose {
    max-width: none;
  }

  .manual-rail {
    position: static;
    order: -1;
  }

  .manual-rail-panel dl {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 16px;
  }
}

@media (max-width: 768px) {
  .manual-hero {
    padding-top: 40px;
    padding-bottom: 48px;
  }

  .manual-hero-grid {
    gap: 34px;
  }

  .manual-console-body {
    padding: 10px 12px 14px;
  }

  .manual-route {
    min-height: 200px;
  }

  .manual-pipeline,
  .manual-console-note {
    display: none;
  }

  .manual-article {
    padding-top: 34px;
  }

  .manual-chapter {
    padding-top: 28px;
    padding-bottom: 52px;
  }

  .manual-chapter h2 {
    margin-bottom: 26px;
  }

  .manual-chapter h3 {
    margin-top: 32px;
    font-size: 21px;
  }

  .manual-chapter p {
    line-height: 1.78;
  }
}

@media (max-width: 640px) {
  .manual-console .window-title {
    max-width: 68%;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .manual-rail-panel dl {
    grid-template-columns: 1fr;
  }

  .manual-rail-panel dl div {
    display: grid;
    grid-template-columns: 58px minmax(0, 1fr);
    align-items: baseline;
    gap: 10px;
  }

  .manual-rail dt {
    margin-bottom: 0;
  }

  .manual-chapter .callout {
    padding-right: 16px;
    padding-left: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .manual-route-line {
    stroke-dasharray: none;
    stroke-dashoffset: 0;
  }
}