.doc-hero {
  position: relative;
  max-width: 100%;
  overflow-x: clip;
  padding-top: 72px;
  padding-bottom: 72px;
}

.doc-hero::before {
  position: absolute;
  top: 0;
  left: 0;
  width: min(62vw, 860px);
  height: 100%;
  background: radial-gradient(circle at top left, var(--color-glow-strong), transparent 70%);
  content: "";
  pointer-events: none;
}

.doc-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.72fr);
  gap: 72px;
  align-items: center;
}

.doc-hero-copy {
  position: relative;
  z-index: 1;
}

.doc-hero-copy h1 {
  max-width: 11em;
}

.doc-hero-lede {
  max-width: 42em;
  margin-bottom: 28px;
  color: var(--color-muted);
  font-size: 19px;
  line-height: 1.8;
}

.doc-hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  margin-top: 28px;
}

.doc-hero-facts li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-muted);
  font-size: 14px;
}

.diagnostic-console {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel-strong);
  box-shadow: inset 0 1px 0 var(--color-highlight), var(--shadow-panel);
}

.diagnostic-bar {
  display: flex;
  min-height: 48px;
  align-items: center;
  gap: 7px;
  padding: 0 18px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-panel);
}

.diagnostic-bar strong {
  margin-left: 8px;
  font-size: 13px;
}

.diagnostic-light {
  width: 9px;
  height: 9px;
  flex: 0 0 9px;
  border-radius: var(--radius-pill);
  background: var(--color-mist);
  opacity: 0.55;
}

.diagnostic-flow {
  padding: 24px;
}

.diagnostic-step {
  padding: 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  box-shadow: inset 0 1px 0 var(--color-highlight), var(--shadow-card);
}

.diagnostic-step.is-accent {
  border-color: var(--color-accent);
  background: var(--color-surface);
}

.diagnostic-step span {
  display: block;
  margin-bottom: 5px;
  color: var(--color-accent);
  font: 700 11px/1.4 var(--font-mono);
  letter-spacing: 0.08em;
}

.diagnostic-step b {
  display: block;
  margin-bottom: 4px;
  font-size: 16px;
}

.diagnostic-step small {
  color: var(--color-muted);
}

.diagnostic-arrow {
  padding-top: 6px;
  padding-bottom: 6px;
  color: var(--color-accent);
  font-weight: 800;
  text-align: center;
}

.diagnostic-note {
  margin: 0;
  padding: 14px 20px;
  border-top: 1px solid var(--color-border);
  background: var(--color-panel);
  color: var(--color-muted);
  font-size: 11px;
  text-align: center;
}

.doc-intro {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-panel);
}

.doc-intro p {
  color: var(--color-muted);
  font-size: 17px;
  line-height: 1.85;
}

.doc-intro a {
  color: var(--color-accent-dark);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.doc-article {
  padding-top: 48px;
  padding-bottom: 48px;
}

.doc-article .toc-tabs {
  margin-bottom: 72px;
}

.doc-chapter {
  max-width: var(--content-width);
  margin-inline: auto;
  padding-top: 28px;
  padding-bottom: 76px;
  border-bottom: 1px solid var(--color-border);
}

.doc-chapter:last-child {
  border-bottom: 0;
}

.doc-chapter h2 {
  margin-top: 0;
}

.doc-chapter h3 {
  padding-top: 8px;
}

.doc-chapter p,
.doc-chapter li {
  line-height: 1.9;
}

.doc-chapter p {
  margin-bottom: 1.2em;
}

.doc-chapter .table-scroll {
  margin-top: 30px;
  margin-bottom: 34px;
}

.doc-chapter pre {
  margin-top: 24px;
  margin-bottom: 30px;
}

.doc-chapter code {
  font-size: 0.92em;
}

.ticket-checklist {
  margin-top: 32px;
  margin-bottom: 36px;
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  box-shadow: inset 0 1px 0 var(--color-highlight), var(--shadow-card);
}

.ticket-checklist h3 {
  margin-bottom: 18px;
  padding-top: 0;
}

.ticket-checklist ul {
  display: grid;
  gap: 12px;
  margin-bottom: 0;
}

.ticket-checklist strong {
  color: var(--color-text);
}

.doc-next {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 40px;
  align-items: center;
  padding: 36px;
}

.doc-next .section-pill {
  margin-bottom: 14px;
}

.doc-next h3 {
  margin-bottom: 10px;
}

.doc-next p {
  max-width: 52em;
  margin-bottom: 0;
  color: var(--color-muted);
}

.doc-next .button-row {
  justify-content: flex-end;
}

@media (max-width: 980px) {
  .doc-hero-grid {
    grid-template-columns: 1fr;
    gap: 44px;
  }

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

  .doc-next {
    grid-template-columns: 1fr;
  }

  .doc-next .button-row {
    justify-content: flex-start;
  }
}

@media (max-width: 768px) {
  .doc-hero {
    padding-top: 44px;
    padding-bottom: 52px;
  }

  .doc-hero-lede {
    font-size: 17px;
  }

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

  .doc-article .toc-tabs {
    margin-bottom: 48px;
  }

  .doc-chapter {
    padding-top: 20px;
    padding-bottom: 58px;
  }

  .ticket-checklist,
  .doc-next {
    padding: 24px;
  }
}

@media (max-width: 640px) {
  .doc-hero-grid {
    gap: 32px;
  }

  .doc-hero-facts {
    flex-direction: column;
    gap: 10px;
  }

  .diagnostic-flow {
    padding: 16px;
  }

  .diagnostic-step {
    padding: 15px;
  }

  .doc-chapter p,
  .doc-chapter li {
    line-height: 1.82;
  }

  .doc-next .button-row {
    width: 100%;
  }

  .doc-next .btn {
    width: 100%;
  }
}