/* Knowledge platform hub + homepage discovery sections */
.knowledge-section {
  padding: 48px 0;
  background: #F7F5F0;
}
.knowledge-section.alt {
  background: #fff;
}
.knowledge-section .section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}
.knowledge-section .section-title {
  margin: 0;
  font-size: clamp(24px, 3vw, 34px);
  color: #111;
}
.knowledge-section .section-lead {
  margin: 8px 0 0;
  color: #666;
  max-width: 720px;
  line-height: 1.65;
}
.knowledge-section .section-link {
  color: #1B4332;
  font-weight: 700;
  white-space: nowrap;
}
.area-tile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
}
.area-tile {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 72px;
  padding: 14px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid rgba(0,0,0,.08);
  font-weight: 700;
  text-align: center;
  transition: border-color .2s, transform .2s;
}
.area-tile:hover {
  border-color: rgba(27,67,50,.4);
  transform: translateY(-2px);
}
.research-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}
.research-card {
  display: block;
  padding: 20px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid rgba(0,0,0,.08);
  box-shadow: 0 8px 24px rgba(0,0,0,.05);
}
.research-card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  color: #1B4332;
}
.research-card p {
  margin: 0;
  font-size: 14px;
  color: #666;
  line-height: 1.55;
}
.link-chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.link-chip {
  display: inline-block;
  padding: 10px 14px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid rgba(0,0,0,.1);
  font-size: 14px;
  font-weight: 600;
}
.link-chip:hover {
  border-color: #1B4332;
}
.hub-page-hero {
  padding: 100px 0 36px;
  background: #0f1713;
  color: #fff;
}
.hub-page-hero h1 {
  margin: 0 0 12px;
  font-size: clamp(30px, 4vw, 46px);
}
.hub-page-hero p {
  margin: 0;
  max-width: 760px;
  line-height: 1.7;
  color: rgba(255,255,255,.85);
}
.hub-main {
  padding: 36px 0 70px;
}
.hub-list {
  display: grid;
  gap: 10px;
}
.hub-list a {
  display: block;
  padding: 14px 16px;
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 12px;
  background: #fff;
}
.hub-list a:hover {
  border-color: rgba(27,67,50,.35);
}
.hub-list strong {
  display: block;
  margin-bottom: 4px;
}
.hub-list span {
  font-size: 13px;
  color: #666;
}
.topic-cluster-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.topic-cluster-col h3 {
  margin: 0 0 10px;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: #1B4332;
}
.topic-cluster-col a {
  display: block;
  padding: 6px 0;
  font-size: 14px;
  color: #333;
}
.topic-cluster-col a:hover {
  color: #1B4332;
  text-decoration: underline;
}
@media (max-width: 700px) {
  .area-tile-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}