.doc-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(280px, .7fr);
  gap: 18px;
  padding-top: 42px;
  padding-bottom: 30px;
}

.doc-hero-copy,
.doc-hero-note {
  min-width: 0;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-card);
}

.doc-hero-copy {
  padding: clamp(30px, 5vw, 62px);
  background: var(--color-panel);
}

.doc-hero-copy h1 {
  max-width: 11em;
  margin-top: 20px;
}

.doc-lead {
  max-width: 48em;
  color: var(--color-muted);
  font-size: 17px;
  line-height: 1.85;
}

.doc-hero-copy .button-row {
  margin-top: 26px;
}

.doc-hero-note {
  position: relative;
  align-self: stretch;
  padding: 30px;
  overflow: hidden;
  background: var(--color-panel-soft);
}

.doc-hero-note::before {
  position: absolute;
  top: 0;
  right: 0;
  width: 72%;
  height: 12px;
  content: "";
  background: linear-gradient(90deg, var(--color-amber), var(--color-coral), var(--color-accent));
}

.doc-hero-note strong {
  display: block;
  margin-top: 20px;
  margin-bottom: 12px;
  font-family: var(--font-display);
  font-size: 24px;
  line-height: 1.35;
}

.doc-hero-note p,
.doc-hero-note li {
  color: var(--color-muted);
}

.doc-hero-note ul {
  display: grid;
  gap: 9px;
  margin: 24px 0 0;
  padding-left: 1.25em;
}

.doc-layout {
  display: grid;
  gap: 30px;
  padding-top: 18px;
  padding-bottom: var(--section-space);
}

.doc-layout > .toc-tabs {
  top: 12px;
}

.doc-article {
  width: 100%;
  max-width: 920px;
  min-width: 0;
  margin-inline: auto;
}

.doc-intro {
  padding: 30px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-medium);
  background: var(--color-panel-warm);
  box-shadow: var(--shadow-card);
}

.doc-intro > p {
  color: var(--color-muted);
  font-size: 16px;
  line-height: 1.9;
}

.doc-section {
  padding-top: 72px;
  padding-bottom: 18px;
}

.doc-section + .doc-section {
  border-top: 1px solid var(--color-line);
}

.doc-section h2 {
  max-width: 18em;
  scroll-margin-top: var(--toc-offset);
}

.doc-section h3 {
  margin-top: 38px;
  font-size: 23px;
  scroll-margin-top: var(--toc-offset);
}

.doc-section p,
.doc-section li {
  font-size: 16px;
  line-height: 1.95;
}

.doc-section p {
  color: var(--color-muted);
}

.doc-section a {
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: .16em;
}

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

.doc-section table {
  font-size: 14px;
}

.doc-section td {
  color: var(--color-muted);
  line-height: 1.7;
}

.doc-section pre {
  margin-top: 22px;
  margin-bottom: 24px;
  font-size: 13px;
  line-height: 1.75;
}

.doc-section code {
  font-family: var(--font-mono);
}

.doc-section .callout {
  margin-top: 30px;
  margin-bottom: 34px;
}

.ticket-template {
  margin-top: 32px;
  margin-bottom: 34px;
  padding: 24px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-medium);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.ticket-template h3 {
  margin-top: 0;
}

.ticket-template pre {
  margin-bottom: 0;
}

.doc-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
  margin-bottom: 42px;
}

@media (max-width: 860px) {
  .doc-hero {
    grid-template-columns: 1fr;
  }

  .doc-hero-note {
    padding: 26px;
  }

  .doc-article {
    max-width: 100%;
  }
}

@media (max-width: 640px) {
  .doc-hero {
    padding-top: 18px;
  }

  .doc-hero-copy,
  .doc-hero-note,
  .doc-intro {
    padding: 24px 20px;
  }

  .doc-lead {
    font-size: 15px;
  }

  .doc-hero-note strong {
    font-size: 21px;
  }

  .doc-section {
    padding-top: 56px;
  }

  .doc-section h3 {
    margin-top: 32px;
    font-size: 21px;
  }

  .doc-section p,
  .doc-section li {
    font-size: 15px;
    line-height: 1.9;
  }

  .ticket-template {
    padding: 18px;
  }

  .doc-actions .btn {
    flex: 1 1 145px;
  }
}