/* Book-column cards follow the supplied five-column reference. */
.home-page .column-topic-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  align-items: stretch;
  gap: 18px;
}
.home-page .column-topic-card {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  min-height: 0;
  gap: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid #dfe5d8;
  border-radius: 12px;
  background: #fff;
  color: #183f35;
}
.home-page .column-topic-cover {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 166px;
  flex: 0 0 166px;
  padding: 16px;
  border-radius: 0;
  background: #eef1e7;
}
.home-page .column-topic-card:nth-child(3n+2) .column-topic-cover { background: #e7efea; }
.home-page .column-topic-card:nth-child(3n) .column-topic-cover { background: #f2eade; }
.home-page .column-topic-cover img {
  display: block;
  width: 94px;
  height: 136px;
  object-fit: contain;
  filter: drop-shadow(4px 6px 4px #0002);
}
.home-page .column-topic-copy {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
  padding: 18px 17px 17px;
}
.home-page .column-topic-number { color: #8c765b; font-size: 11px; font-weight: 400; letter-spacing: 0; }
.home-page .column-topic-copy h3 { margin: 8px 0 10px; color: #183f35; font-size: 18px; line-height: 1.55; word-break: keep-all; overflow-wrap: anywhere; }
.home-page .column-topic-copy p { margin: 0 0 22px; color: #66745f; font-size: 13px; line-height: 1.85; word-break: keep-all; overflow-wrap: anywhere; }
.home-page .column-topic-cta {
  display: block;
  margin-top: auto;
  padding-top: 13px;
  border-top: 1px solid #e1e7da;
  color: #183f35;
  font-size: 12px;
  font-weight: 400;
  line-height: 1.6;
}
@media (max-width: 1100px) {
  .home-page .column-topic-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .home-page .column-topic-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
  .home-page .column-topic-copy { padding: 16px 14px; }
  .home-page .column-topic-copy h3 { font-size: 17px; }
}
@media (max-width: 480px) {
  .home-page .column-topic-grid { grid-template-columns: 1fr; }
  .home-page .column-topic-cover { height: 190px; flex-basis: 190px; min-height: 0; }
  .home-page .column-topic-cover img { width: 110px; height: 156px; }
}