.purchase-help,.buying-guide{background:var(--bg-elevated);border:1px solid var(--border);border-radius:16px;padding:20px;margin:20px 0;font-size:14px;line-height:1.7}.purchase-help a{display:inline-block;margin-right:16px;text-decoration:underline}.buying-guide{max-width:1100px;margin:40px auto;padding:28px}.buying-guide h2{color:var(--green-deep);font-family:'Playfair Display',serif}.guide-scroll{overflow-x:auto;margin:18px 0}.buying-guide table{width:100%;border-collapse:collapse;min-width:480px;text-align:left}.buying-guide th,.buying-guide td{padding:12px;border-bottom:1px solid var(--border)}.buying-guide caption{text-align:left;font-size:12px}.guide-options details{padding:12px 0;border-bottom:1px solid var(--border)}.guide-options summary{cursor:pointer;font-weight:700}.guide-search{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px;align-items:center}.guide-search select,.guide-search button{padding:12px;border-radius:8px;border:1px solid var(--border)}.guide-search button{background:var(--green);color:white}.review-card img{width:100%;max-height:240px;object-fit:contain}.catalogue-search-link{text-align:center;margin:12px}.listing-page{max-width:1200px;margin:40px auto;padding:0 20px}.listing-page form{display:flex;flex-wrap:wrap;gap:12px}.listing-page input,.listing-page button{padding:12px}.simple-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:20px;margin:28px 0}.simple-card{padding:16px;border:1px solid var(--border);border-radius:12px;color:var(--text)}.simple-card img{width:100%;aspect-ratio:1;object-fit:contain}.simple-card h2{font-size:16px}@media(max-width:600px){.buying-guide{margin:24px 12px;padding:16px}}