/* A12: theme navigation and crawlable pagination for the column hub. */
.column-theme-nav {
  padding: 42px 24px 0;
  background: #f5f8fb;
}
.column-theme-nav-inner {
  width: min(1180px, 100%);
  margin: 0 auto;
}
.column-theme-nav h2 {
  margin: 0 0 8px;
  color: var(--navy);
  font-size: clamp(1.35rem, 3vw, 1.8rem);
}
.column-theme-nav-intro {
  margin: 0 0 22px;
  color: var(--text-soft);
}
.column-theme-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.column-theme-card {
  display: flex;
  min-height: 112px;
  box-sizing: border-box;
  flex-direction: column;
  justify-content: space-between;
  padding: 18px;
  color: var(--navy);
  border: 1px solid #d6e3ed;
  border-radius: 14px;
  background: #fff;
  text-decoration: none;
  box-shadow: 0 4px 14px rgb(25 63 92 / 6%);
}
.column-theme-card:hover,
.column-theme-card[aria-current="page"] {
  border-color: #2777a8;
  background: #edf7fc;
}
.column-theme-card strong {
  font-size: 1rem;
  line-height: 1.55;
}
.column-theme-card span {
  display: flex;
  gap: 8px;
  justify-content: space-between;
  margin-top: 12px;
  color: var(--text-soft);
  font-size: .78rem;
  line-height: 1.5;
}
.column-theme-card b {
  flex: 0 0 auto;
  color: var(--blue);
}
.column-hub-result-note {
  margin: 8px 0 0;
  color: var(--text-soft);
}
.column-pagination {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  justify-content: center;
  margin-top: 46px;
}
.column-pagination a,
.column-pagination span[aria-current="page"] {
  display: inline-flex;
  min-width: 44px;
  min-height: 44px;
  box-sizing: border-box;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  color: var(--navy);
  border: 1px solid #c8d8e5;
  border-radius: 10px;
  background: #fff;
  font-weight: 700;
  text-decoration: none;
}
.column-pagination a:hover {
  border-color: #2777a8;
  background: #edf7fc;
}
.column-pagination span[aria-current="page"] {
  color: #fff;
  border-color: var(--navy);
  background: var(--navy);
}
.column-pagination .column-pagination-ellipsis {
  padding: 0 2px;
  color: var(--muted);
}
.column-pagination .column-pagination-prev,
.column-pagination .column-pagination-next {
  min-width: 92px;
}
@media (max-width: 920px) {
  .column-theme-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .column-theme-nav { padding: 30px 14px 0; }
  .column-theme-grid { grid-template-columns: 1fr; gap: 10px; }
  .column-theme-card { min-height: 0; padding: 15px 16px; }
  .column-theme-card span { margin-top: 7px; }
  .column-pagination { gap: 6px; margin-top: 34px; }
  .column-pagination a,
  .column-pagination span[aria-current="page"] { min-width: 42px; min-height: 42px; padding: 7px 10px; }
  .column-pagination .column-pagination-prev,
  .column-pagination .column-pagination-next { min-width: 82px; }
}