.books-section{background:var(--ink);color:#fff;padding:clamp(3rem,6vw,5rem) clamp(1.25rem,8vw,8rem)}
.learning-grid article{position:relative;overflow:hidden;padding:2.25rem 1.5rem 2rem;background:linear-gradient(145deg,#fffaf0,#f0e6d2);border:1px solid #d7c6a8;border-bottom:4px solid var(--gold)}.learning-grid article::after{content:"";position:absolute;width:105px;height:105px;right:-44px;top:-46px;transform:rotate(45deg);border:1px solid rgba(143,23,40,.18);box-shadow:0 0 0 11px rgba(209,168,75,.1),0 0 0 22px rgba(23,63,49,.06)}.learning-grid .pillar-number{display:inline-block;margin-bottom:2.25rem;color:var(--crimson);font-family:var(--sans);font-size:.72rem;font-weight:800;letter-spacing:.15em;text-transform:uppercase}.learning-grid .pillar-number::after{content:"";display:block;width:42px;height:2px;margin-top:.65rem;background:var(--gold)}.learning-grid h3{min-height:3.25rem;margin-bottom:.85rem}.learning-grid p{margin:0;color:var(--muted)}
.books-heading{max-width:780px;margin-bottom:2rem}.books-heading>p:last-child{color:#d8d1c9;max-width:650px}
.featured-book{display:grid;grid-template-columns:minmax(220px,340px) 1fr;gap:clamp(1.5rem,4vw,4rem);align-items:center;padding:clamp(1.25rem,2.5vw,2rem);border:1px solid #4d453f;background:linear-gradient(135deg,#211e1b,#36171c)}
.book-visuals{display:grid;grid-template-columns:2.25fr 1fr;gap:.75rem;align-items:start;max-width:340px}.book-cover,.coloring-cover img,.book-detail-images img,.preview-gallery img{display:block;width:100%;height:auto}.book-cover,.coloring-cover img{box-shadow:0 22px 45px rgba(0,0,0,.35)}
.book-detail-images{display:grid;gap:.75rem}.book-detail-images img{aspect-ratio:3/4;object-fit:cover;border:1px solid rgba(255,255,255,.18)}
.book-copy h3{font-size:clamp(2.1rem,3vw,3.4rem);margin-bottom:.65rem}.book-subtitle{font-family:var(--serif);font-size:1.25rem;line-height:1.25;color:var(--gold);max-width:680px}.book-copy>p:not(.eyebrow):not(.book-subtitle):not(.book-price){max-width:680px;color:#e1dbd3}
.book-price{display:flex;align-items:baseline;gap:1rem;font-family:var(--serif);font-size:2.5rem;color:var(--gold);margin:1rem 0}.book-price span{font-family:var(--sans);font-size:.72rem;text-transform:uppercase;letter-spacing:.14em;color:#c9c0b7}
.book-actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-bottom:.85rem}.book-actions .button{border:0}.book-copy small{display:block;color:#bdb4aa;max-width:680px}
.course-feature{display:grid;grid-template-columns:minmax(180px,300px) 1fr auto;gap:clamp(1.5rem,4vw,3rem);align-items:center;margin-top:2rem;padding:clamp(1.5rem,4vw,3rem);border:1px solid rgba(209,168,75,.55);background:var(--forest)}.course-image{display:block;width:100%;height:auto;border:1px solid rgba(209,168,75,.55);box-shadow:0 18px 38px rgba(0,0,0,.3)}.course-feature h3{font-size:clamp(2.1rem,3vw,3.25rem);margin-bottom:.7rem}.course-feature p:last-child{max-width:720px;margin-bottom:0;color:#e2ede7}.course-feature .button{white-space:nowrap}
.coloring-book{display:grid;grid-template-columns:minmax(220px,350px) 1fr;gap:clamp(2rem,6vw,6rem);align-items:center;margin-top:2rem;padding:clamp(1.5rem,4vw,3.5rem);background:var(--cream);color:var(--ink);border-top:5px solid var(--gold)}.coloring-book .book-copy>p:not(.eyebrow):not(.book-subtitle):not(.book-price){color:var(--muted)}.coloring-book .book-copy small{color:var(--muted)}.coloring-book .book-actions .preview-toggle{background:transparent;border:1px solid var(--crimson);color:var(--crimson)}
.preview-gallery{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;padding-top:1rem;border-top:1px solid var(--line)}.preview-gallery[hidden]{display:none}.preview-gallery img{aspect-ratio:3/4;object-fit:cover;border:1px solid var(--line);background:#fff}
@media(max-width:900px){.featured-book,.coloring-book,.course-feature{grid-template-columns:1fr}.book-visuals{max-width:360px}.coloring-cover{max-width:440px}.course-feature .button{justify-self:start}.preview-gallery{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.books-section{padding-left:1rem;padding-right:1rem}.featured-book,.coloring-book{padding:1rem}.book-visuals{grid-template-columns:1fr}.book-detail-images{grid-template-columns:1fr 1fr}.book-actions{align-items:stretch;flex-direction:column}.book-actions .button{text-align:center;width:100%}.preview-gallery{grid-template-columns:1fr}}