/* Thematic selections keep their original cards and text, with the shared paper palette. */
.theme-collection .page-hero { padding-bottom: 18px; }
.theme-collection .center-head { text-align: left; margin-inline: auto; }
.theme-collection .section-head > p:last-child { max-width: 760px; font-size: 18px; line-height: 1.8; }
.theme-collection .books-section { padding-top: 20px; }
.theme-collection .grid.books { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.theme-collection .book-card { padding: 20px; }
.theme-collection .book-preview-link { display: flex; flex-direction: column; gap: 20px; text-decoration: none; }
.theme-collection .book-preview-link:hover { text-decoration: none; }
.theme-collection .book-card .cover { display: block; width: 100%; height: 250px; object-fit: contain; margin: 0; padding: 16px 10px; background: var(--info-wash); border: 0; border-radius: 15px 12px 20px 14px; box-shadow: none; }
.theme-collection .book-card h3 { min-height: 3.9em; margin: 0; font-size: 22px; }
.theme-collection .book-card .meta { display: flex; flex-wrap: wrap; gap: 8px; margin-block: 16px; }
.theme-collection .book-card .pill { padding: 5px 9px; color: var(--info-ink); background: var(--info-wash); border: 1px solid var(--info-edge); border-radius: 8px 5px 9px 6px; font: 700 14px/1.5 var(--home-hand); }
.theme-collection .book-card p { font-size: 15px; }
.theme-collection .book-card .button:not(.amazon) { color: var(--info-ink); background: var(--home-paper); border-color: var(--info-edge); }
.theme-collection .book-card .button { font-size: 14px; }
@media (max-width: 1100px) { .theme-collection .grid.books { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 850px) { .theme-collection .grid.books { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) {
 .theme-collection .grid.books { grid-template-columns: minmax(0, 1fr); }
 .theme-collection .book-card { padding: 24px; }
 .theme-collection .book-card h3 { min-height: 0; }
 .theme-collection .book-card .cover { height: 285px; }
 .theme-collection .section-head > p:last-child { font-size: 17px; }
}