.category-guide-nav { margin: 14px 0; }
.category-guide-nav ul { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; list-style: none; }
.category-guide-nav a { display: inline-block; padding: 8px 12px; border: 1px solid #d3dce1; border-radius: 4px; background: #f8fafb; }
.category-stock-guide { scroll-margin-top: 24px; margin: 24px 0; }
.related-lots { clear: both; margin: 30px 0; padding: 24px; background: #fff; }
.related-lots-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.related-lot-card { border: 1px solid #dce2e6; border-radius: 4px; overflow: hidden; min-width: 0; }
.related-lot-image { display: block; background: #f8fafb; }
.related-lot-image img { display: block; width: 100%; height: 200px; object-fit: contain; }
.related-lot-body { padding: 16px; overflow-wrap: anywhere; }
.related-lot-body h3 { margin: 0 0 12px; font-size: 18px; line-height: 1.4; }
.related-lot-body p { margin: 0 0 10px; }
.related-lots-all { margin: 20px 0 0; }
.listing-category-link { margin: 10px 0 20px; }
.listing-writing-guide { margin: 18px 0 0; padding: 15px; border: 1px solid #d3dce1; border-radius: 4px; }
.listing-writing-guide summary { cursor: pointer; font-weight: 600; }
.listing-writing-guide ul { padding-left: 20px; margin: 12px 0; }
.listing-price-preview { margin-top: 20px; padding: 16px; background: #f2f7fa; border-radius: 4px; }
.listing-price-preview p:last-child { margin-bottom: 0; }
.listing-price-warning { padding: 12px; margin-top: 12px; border: 1px solid #b88424; background: #fff8e8; color: #65480f; }
.listing-quality-help { color: #4a5359; font-size: 14px; }
.listing-management-guide { margin: 0 0 20px; padding: 15px; background: #f2f7fa; }
.listing-management-guide p:last-child { margin-bottom: 0; }
.category-guide-nav a:focus, .related-lots a:focus, .listing-writing-guide summary:focus { outline: 2px solid #225f85; outline-offset: 3px; }
@media (max-width: 991px) { .related-lots-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .related-lots-grid { grid-template-columns: minmax(0, 1fr); } .related-lots { padding: 16px; } }