.cluster-nav {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.cluster-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 18px;
  list-style: none;
}

.cluster-nav a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  padding: 9px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  font-size: .82rem;
  font-weight: 700;
  text-decoration: none;
}

.cluster-nav a:hover,
.cluster-nav a:focus-visible {
  border-color: rgba(20, 121, 255, .36);
  color: var(--accent);
}

.featured-editorial {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, .8fr);
  gap: 24px;
}

.featured-editorial__secondary {
  display: grid;
  gap: 24px;
}

.article-card--featured {
  min-height: 100%;
}

.article-card--featured h2,
.article-card--featured h3 {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
}

.topic-clusters {
  display: grid;
  gap: clamp(52px, 7vw, 88px);
}

.topic-cluster {
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.topic-cluster__header {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(280px, 1.2fr);
  gap: 32px;
  align-items: end;
  margin-bottom: 28px;
}

.topic-cluster__header h2 {
  margin: 8px 0 0;
}

.topic-cluster__header p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.topic-cluster__footer {
  margin-top: 24px;
}

.category-service {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 24px;
  align-items: center;
  margin-top: 30px;
  padding: 20px 0;
  border-block: 1px solid var(--line);
}

.category-service span {
  color: var(--muted);
  font-size: .8rem;
}

.article-cluster-link {
  margin-top: 22px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface-alt);
}

.article-cluster-link p {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: .78rem;
}

@media (max-width: 900px) {
  .featured-editorial,
  .topic-cluster__header {
    grid-template-columns: 1fr;
  }

  .featured-editorial__secondary,
  .topic-cluster .articles-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .cluster-nav ul {
    flex-wrap: nowrap;
    overflow-x: auto;
    scroll-snap-type: x proximity;
  }

  .cluster-nav li {
    flex: 0 0 auto;
    scroll-snap-align: start;
  }

  .featured-editorial__secondary,
  .topic-cluster .articles-grid {
    grid-template-columns: 1fr;
  }
}