.knowledge-detail > header h1 {
  max-width: 900px;
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1.25;
}

.guide-byline {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin-top: 28px;
  color: #ccd8d4;
  font-size: 12px;
}

.guide-hero {
  max-width: 1180px;
  margin: 42px auto 0;
  padding: 0 24px;
}

.guide-hero img {
  display: block;
  width: 100%;
  max-height: 560px;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.guide-hero figcaption {
  padding: 10px 0;
  color: #68756f;
  font-size: 11px;
}

.knowledge-article main .guide-sources {
  margin-top: 22px;
  padding: 28px;
  border: 1px solid #dce4df;
  background: #fff;
}

.guide-sources ul {
  margin: 0;
  padding-left: 20px;
}

.guide-sources a {
  color: #0c665b;
  text-decoration: underline;
}

@media (max-width: 600px) {
  .knowledge-detail > header h1 { font-size: 36px; }
  .guide-hero { margin-top: 24px; padding: 0; }
  .guide-hero img { max-height: 360px; }
}