.product-source-details{margin-block:3rem;padding-block:3rem;border-top:1px solid var(--line)}.product-source-details h2{margin-bottom:2rem;font-size:clamp(1.5rem,2.4vw,2rem)}.source-detail-entry{display:grid;gap:2rem 3rem;align-items:start}.source-detail-entry--illustrated{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.source-detail-copy{min-width:0;max-width:65ch;font-family:var(--font-sans);font-size:1rem;line-height:1.75;color:var(--muted);overflow-wrap:anywhere}.source-detail-copy>*+*{margin-top:1.25rem}.source-detail-copy:lang(zh-CN){max-width:38em;font-family:var(--font-chinese);font-size:var(--zh-body);line-height:1.8}.source-detail-copy p{color:inherit;text-wrap:pretty}.source-detail-copy h3{margin-block:2rem .75rem;font-size:1.25rem;line-height:1.4;letter-spacing:0;color:var(--ink)}.source-detail-copy>:first-child{margin-top:0}.source-detail-lead{display:block;margin-bottom:.375rem;font-weight:600;color:var(--ink)}.source-detail-list{padding-left:1.5rem}ol.source-detail-list{list-style-type:decimal}ul.source-detail-list{list-style-type:disc}.source-detail-list li{padding-left:.375rem}.source-detail-list li+li{margin-top:.75rem}.source-detail-list li::marker{color:var(--blue);font-weight:600;font-variant-numeric:tabular-nums}.source-detail-facts>div{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.5fr);gap:1rem;padding-block:.75rem;border-bottom:1px solid var(--line)}.source-detail-facts dt{color:var(--ink);font-weight:600}.source-detail-facts dd{margin:0;font-variant-numeric:tabular-nums}.source-detail-facts dd>span{display:block}.source-detail-table{max-width:100%;overflow-x:auto}.source-detail-table table{border-collapse:collapse;width:100%;font-size:1rem;font-variant-numeric:tabular-nums}.source-detail-table td{border-bottom:1px solid var(--line);padding:.75rem;min-width:7rem;vertical-align:top}.source-detail-table td:first-child{padding-left:0;color:var(--ink)}.source-detail-images{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.5rem 1rem;width:100%;max-width:48rem;min-width:0}.source-detail-image{display:block;min-width:0}.source-detail-frame{display:flex;align-items:center;justify-content:center;aspect-ratio:4/5;width:100%;background:var(--white);border:1px solid var(--line)}.source-detail-frame img{display:block;width:100%;height:100%;object-fit:contain}.source-detail-image-caption{display:flex;justify-content:space-between;align-items:center;gap:.75rem;padding-top:.5rem;font-size:.8125rem;line-height:1.5;font-variant-numeric:tabular-nums;color:var(--muted)}.source-detail-image-caption>span:last-child{display:inline-flex;align-items:center;gap:.375rem}.source-detail-image:hover .source-detail-image-caption{color:var(--blue)}.source-detail-image:hover .source-detail-frame{border-color:var(--blue)}.source-detail-entry+.source-detail-entry{margin-top:3rem;padding-top:3rem;border-top:1px solid var(--line)}@media (max-width:1100px){.source-detail-entry--illustrated{grid-template-columns:minmax(0,1fr)}}@media (max-width:580px){.product-source-details{margin-block:2rem;padding-block:2rem}.product-source-details h2{margin-bottom:1.5rem}.source-detail-images{grid-template-columns:minmax(0,1fr);max-width:24rem}}.manufacturer-details{padding:4rem 0;border-top:1px solid var(--line)}.manufacturer-heading{display:flex;align-items:end;justify-content:space-between;gap:2rem;margin-bottom:2rem}.manufacturer-heading h2{font-size:clamp(1.6rem,2.5vw,2.4rem);line-height:1.3}.manufacturer-heading>p{color:var(--muted);font-size:.85rem;white-space:nowrap}.manufacturer-overview{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(1.5rem,4vw,4rem);align-items:start}.manufacturer-overview .gallery{position:static;min-width:0}.manufacturer-overview .gallery-thumbnails{display:flex;gap:.5rem;overflow-x:auto;max-width:100%;padding:.25rem .25rem .5rem}.manufacturer-overview .gallery-thumbnails button{flex:0 0 4.25rem}.manufacturer-intro{font-size:1.05rem;line-height:1.85;margin:0 0 1.8rem}.manufacturer-copy h3,.manufacturer-video-section h3{font-size:1.25rem;margin:0 0 1rem}.manufacturer-specifications{margin:0}.manufacturer-specifications>div{display:grid;grid-template-columns:minmax(7rem,.8fr) minmax(0,1.5fr);gap:1rem;border-top:1px solid var(--line);padding:.85rem 0;font-size:.95rem;line-height:1.65}.manufacturer-specifications dt{color:var(--muted)}.manufacturer-specifications dd{margin:0;overflow-wrap:anywhere}.manufacturer-note{margin:1.5rem 0 0;font-size:.85rem;line-height:1.8;color:var(--muted)}.manufacturer-drawings{border-block:1px solid var(--line);margin-top:2.5rem}.manufacturer-drawings summary{padding:1.1rem 0;display:flex;justify-content:space-between;gap:1rem;cursor:pointer;font-weight:600}.manufacturer-drawings>div{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:1.5rem;padding-bottom:1.5rem}.manufacturer-drawings img{width:100%;height:auto}.manufacturer-video-section{margin-top:2.5rem}.manufacturer-videos{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,22rem),1fr));gap:1.5rem}.manufacturer-videos figure{margin:0;min-width:0}.manufacturer-videos video{display:block;width:100%;height:auto;max-height:36rem;background:#101010}.manufacturer-videos figcaption{display:flex;justify-content:space-between;gap:1rem;padding-top:.7rem;font-size:.9rem}.manufacturer-videos figcaption span{color:var(--muted);white-space:nowrap}@media (max-width:800px){.manufacturer-details{padding:2.5rem 0}.manufacturer-heading{display:block}.manufacturer-heading>p{margin-top:.75rem}.manufacturer-drawings>div,.manufacturer-overview{grid-template-columns:1fr}}.manufacturer-library-link{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:44px;margin-top:.75rem;color:var(--blue);font-size:1rem}.manufacturer-library-link span{flex-shrink:0}.product-purchase-summary{margin-top:1.6rem;padding:1.2rem;border:1px solid var(--line);border-radius:.6rem;background:var(--paper,#faf9f6)}.product-purchase-summary h2{font-size:1rem;line-height:1.5;margin:0 0 .35rem}.product-purchase-summary p{margin:.4rem 0}.product-purchase-summary .series-summary-title{font-size:.9rem;color:var(--muted)}.product-purchase-summary dl{margin:.8rem 0}.product-purchase-summary dl>div{display:grid;grid-template-columns:minmax(5rem,1fr) minmax(0,1.6fr);gap:.8rem;padding:.5rem 0;border-top:1px solid var(--line);font-size:.85rem;line-height:1.6}.product-purchase-summary dt{color:var(--muted)}.product-purchase-summary dd{margin:0;white-space:pre-line;overflow-wrap:anywhere}.product-purchase-summary .series-summary-note{font-size:.8rem;line-height:1.7;color:var(--muted)}.product-purchase-summary a{display:inline-block;margin-top:.5rem;font-size:.85rem;text-underline-offset:.2em;text-decoration:underline}#manufacturer-heading{scroll-margin-top:7rem}