.site-header .header-cta { margin-inline-start: auto; }

.guide-heading {
  padding-block: 18px clamp(34px, 5vw, 66px);
  background: linear-gradient(150deg, #f4f8fe, #edfafa);
  border-bottom: 1px solid var(--line);
}

.guide-heading h1 {
  max-inline-size: 19em;
  margin-top: 12px;
  font-size: clamp(30px, 4.2vw, 54px);
  line-height: 1.24;
  text-wrap: balance;
}

.guide-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
  color: var(--muted);
  font-size: 14px;
}

.guide-breadcrumb a, .guide-article a, .guide-related a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: .2em;
}

.guide-summary {
  max-inline-size: 46em;
  margin-top: 16px;
  color: var(--muted);
  font-size: clamp(16px, 1.6vw, 21px);
  line-height: 1.75;
}

.guide-content { padding-block: var(--section-space); }
.guide-article { width: min(100%, 820px); margin-inline: auto; font-size: clamp(16px, 1.45vw, 19px); line-height: 1.85; }
.guide-article section + section { margin-top: 32px; }
.guide-article h2, .guide-listing h2, .guide-related h2 { font-size: clamp(22px, 2.3vw, 32px); line-height: 1.4; }
.guide-article p { margin-top: 10px; }
.guide-article p, .guide-card p { color: var(--muted); }
.guide-article .guide-lede { margin: 0 0 24px; color: var(--ink); }
.guide-illustration { margin: 0 0 30px; }
.guide-illustration img { width: 100%; height: auto; border: 1px solid var(--line); border-radius: var(--radius-card); }
.guide-illustration figcaption { margin-top: 8px; color: var(--muted); font-size: 14px; line-height: 1.6; }
.guide-practice { margin-block: 26px; padding: clamp(16px, 3vw, 24px); border: 1px solid var(--line); border-radius: var(--radius-card); background: #f2f7fa; }
.guide-practice h2 { margin-top: 0; font-size: clamp(19px, 2vw, 24px); }
.guide-practice ol { margin: 10px 0 0; padding-inline-start: 1.5em; color: var(--muted); }
.guide-example-list { display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 7px 16px; margin-top: 12px; }
.guide-example-list dt { color: var(--ink); font-weight: 700; }
.guide-example-list dd { color: var(--muted); }
.guide-listing + .guide-listing { margin-top: 38px; }
.guide-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 16px; }
.guide-card { display: block; padding: 18px; border: 1px solid var(--line); border-radius: var(--radius-card); background: #f6f9fc; }
.guide-card:hover { border-color: var(--action); }
.guide-card h3 { color: var(--blue); font-size: 18px; line-height: 1.45; }
.guide-card p { margin-top: 7px; font-size: 15px; line-height: 1.65; }
.guide-related { margin-top: 38px; padding-top: 16px; border-top: 1px solid var(--line); }
.guide-related ul { margin-bottom: 0; padding-inline-start: 1.25em; }
.guide-related li + li { margin-top: 6px; }

@media (max-width: 850px) {
  .guide-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 520px) {
  .guide-cards { grid-template-columns: 1fr; }
  .guide-example-list { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .guide-example-list dd + dt { margin-top: 8px; }
}