.tech-heading{display:flex;align-items:center;gap:24px;margin:30px 0}.tech-heading h1{margin:4px 0;font-size:clamp(32px,5vw,54px);line-height:1.2}.tech-heading p{margin:12px 0 0}.tech-heading img{border-radius:50%;flex-shrink:0}.tech-reference{color:#53565a;font-size:14px;border-left:3px solid #c8102e;padding-left:14px}.tech-main{padding-bottom:100px}.tech-models{display:grid;grid-template-columns:repeat(auto-fill,minmax(145px,1fr));gap:12px;margin:24px 0}.tech-model{padding:16px;border:1px solid #d9dade;border-radius:6px;background:#fff;display:flex;flex-direction:column;line-height:1.5}.tech-model strong{font-size:18px}.tech-model span{color:#676b72;font-size:14px;margin-top:6px}.tech-model:hover{border-color:#c8102e;color:#b80f2b;text-decoration:none}.tech-family{margin:32px 0;border-top:1px solid #d9dade;padding-top:20px}.tech-family h2{font-size:27px;margin:12px 0}.tech-library{margin:32px 0;background:#f6f7f8;padding:24px}.tech-actions{display:flex;gap:12px;flex-wrap:wrap;margin:25px 0}.tech-actions button,.tech-family button,.tech-pdf{font:600 16px/1.5 Arial,'Microsoft YaHei',sans-serif;padding:12px 18px;border:1px solid #c8102e;background:#fff;color:#ad0e27;border-radius:5px;cursor:pointer;display:inline-block}.tech-actions button:first-child{background:#c8102e;color:white}.tech-number{font:inherit;border:0;border-bottom:1px dotted #b40c26;background:transparent;padding:4px 0;color:#b40c26;cursor:pointer}.tech-figure{margin:32px 0;max-width:950px;border:1px solid #ddd}.tech-figure img{display:block;width:100%;height:auto}.tech-figure figcaption{padding:14px 20px;font-size:14px;color:#555}.tech-library-link{font-size:16px;font-weight:bold;color:#ac0c27;display:inline-block;padding:18px 0}.tech-search{max-width:650px;padding:20px 0}.tech-search label{display:block;font-weight:bold}.tech-search input{width:100%;padding:14px;border:1px solid #999;border-radius:5px;font:inherit}.tech-search p{font-size:14px;color:#666}.tech-family[hidden],.tech-model[hidden]{display:none}.tech-main .table-scroll{max-width:100%;overflow:auto}.tech-main h2{margin-top:40px}.tech-main .spec-table{min-width:unset}.tech-main .spec-table td,.tech-main .spec-table th{min-width:100px;overflow-wrap:anywhere}.tech-main .tech-pdf{margin:0}@media(max-width:600px){.tech-heading{gap:14px}.tech-heading img{width:54px;height:54px}.tech-models{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.tech-model{padding:13px;min-width:0}.tech-model strong{font-size:16px;overflow-wrap:anywhere}.tech-library{padding:14px}.tech-actions>*{flex:1 1 180px;text-align:center}.tech-main .spec-table{font-size:14px}}
.tech-article{max-width:960px}.tech-article h1{font-size:clamp(29px,4vw,44px);line-height:1.45}.tech-article p{font-size:17px;line-height:1.95}.tech-article .tech-reference{font-size:14px}.head .nav{flex-wrap:wrap;gap:12px 18px}.head .nav a{white-space:nowrap}@media(max-width:760px){.head .nav{justify-content:flex-start;gap:10px 17px}.tech-article p{font-size:16px}}

.tech-fields{display:grid;grid-template-columns:140px 1fr;gap:10px 18px}.tech-fields dt{font-weight:bold}.tech-fields dd{margin:0}@media(max-width:600px){.tech-fields{grid-template-columns:1fr;gap:6px}.tech-fields dd{margin-bottom:14px}}

.appearance-figure{margin:24px auto;max-width:760px}.appearance-image{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:contain;background:#c8102e;border-radius:3px}.appearance-figure figcaption{font-size:14px;line-height:1.55;color:#656971;margin-top:9px}.appearance-compact{max-width:360px;margin:16px 0}.appearance-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin:28px 0}.appearance-gallery .appearance-figure{margin:0;width:100%}.model-card>.appearance-image{margin-bottom:18px}.model-card{overflow:hidden}@media(max-width:800px){.appearance-gallery{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:520px){.appearance-gallery{grid-template-columns:1fr}.appearance-compact{max-width:100%}}
.drawing-thumbnails{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px;margin:20px 0}.drawing-thumbnails a{border:1px solid #e9d5da;border-radius:7px;overflow:hidden;color:#a40b25;background:#fff;text-decoration:none}.drawing-thumbnails img{display:block;width:100%;height:auto}.drawing-thumbnails span{display:block;padding:8px 12px}.interface-section{background:#fff;border-top:3px solid #b50c29}.interface-section img{display:block}.supplement-entry{margin:20px 0}

.powder-video-layout{display:grid;grid-template-columns:minmax(240px,420px) 1fr;gap:32px;align-items:start}.powder-video-layout video{display:block;width:100%;height:auto;max-height:720px;background:#9d0c24;border-radius:12px}.powder-video-layout>div{padding:24px;background:#fff7f8;border:1px solid #ead6db;border-radius:12px}@media(max-width:680px){.powder-video-layout{grid-template-columns:1fr}.powder-video-layout video{max-height:70vh}.powder-video-layout>div{padding:18px}}