.knowledge-page{--knowledge-ink:#111111;--knowledge-muted:#656762;--knowledge-subtle:#8a8c86;--knowledge-line:#c9c9c5;--knowledge-mist:#ecf2f0;--knowledge-sand:#f0eade;min-height:100svh;overflow-x:clip;color:var(--knowledge-ink);background:#ffffff;font-family:Helvetica Neue,Helvetica,PingFang SC,Microsoft YaHei,sans-serif}.knowledge-page *,.knowledge-page :after,.knowledge-page :before{box-sizing:border-box}.knowledge-page :where(h1,h2,h3,p,dl,dd){margin:0}.knowledge-page :where(a){color:inherit;text-decoration:none}.knowledge-mobile-header{display:none}.knowledge-crumb{display:flex;width:min(92vw,1280px);margin:42px auto 0;align-items:center;gap:10px;color:var(--knowledge-muted);font-size:13px}.knowledge-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,.42fr);width:min(92vw,1280px);margin:28px auto 0;padding:60px 0 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strong{font-size:clamp(82px,9vw,138px);font-weight:500;line-height:.82;letter-spacing:-.08em}.knowledge-hero-index>span{position:absolute;right:30px;bottom:60px;color:rgba(255,255,255,.7);font-size:18px}.knowledge-hero-index small{margin-top:18px;color:rgba(255,255,255,.76);font-size:11px;letter-spacing:.14em}.knowledge-reading{display:grid;grid-template-columns:minmax(220px,.38fr) minmax(560px,1fr);padding:clamp(66px,7vw,96px) max(4vw,calc((100vw - 1280px) / 2));align-items:start;gap:clamp(38px,6vw,90px);background:var(--knowledge-mist)}.knowledge-context{padding-top:14px}.knowledge-context h2{margin-top:9px;font-size:clamp(28px,3vw,42px);font-weight:600;line-height:1.12;letter-spacing:-.035em}.knowledge-context>p:nth-of-type(2){margin-top:22px;color:var(--knowledge-muted);font-size:14px;line-height:1.8}.knowledge-context dl{margin-top:32px;border-top:1px solid var(--knowledge-line)}.knowledge-context dl div{display:grid;grid-template-columns:86px 1fr;padding:15px 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repeat(3,.7fr);padding:72px max(4vw,calc((100vw - 1280px) / 2));gap:0;background:var(--knowledge-mist)}.knowledge-empty-note>h2{grid-column:1;margin-top:8px;padding-right:42px;font-size:clamp(28px,3vw,42px);line-height:1.12;letter-spacing:-.035em}.knowledge-empty-note>div{grid-row:1/span 2;min-height:180px;padding:12px 24px;border-left:1px solid var(--knowledge-line)}.knowledge-empty-note>div:first-of-type{grid-column:2}.knowledge-empty-note>div:nth-of-type(2){grid-column:3}.knowledge-empty-note>div:nth-of-type(3){grid-column:4}.knowledge-empty-note>div span{color:var(--knowledge-subtle);font-size:11px}.knowledge-empty-note>div p{margin-top:48px;color:var(--knowledge-muted);font-size:13px;line-height:1.75}@media (hover:hover){.knowledge-crumb a:hover{color:var(--knowledge-ink);text-decoration:underline;text-underline-offset:4px}.knowledge-actions a:hover,.knowledge-empty-actions a:hover{color:var(--knowledge-ink);background:#ffffff}}@media (max-width:900px) and (min-width:701px){.knowledge-reading{grid-template-columns:minmax(0,1fr)}.knowledge-context{padding-top:0}}@media (max-width:700px){body:has(>.knowledge-page){overflow-x:clip;background:#e7ebea}body:has(>.knowledge-page)>header{display:none}.knowledge-mobile-header{display:grid;grid-template-columns:44px 1fr 44px;min-height:54px;padding:5px 12px;align-items:center;background:#f3f2ef}.knowledge-mobile-header>span:nth-child(2){font-size:16px;font-weight:700}.knowledge-mobile-back{display:grid;width:44px;height:44px;place-items:center}.knowledge-mobile-back svg{width:22px;height:22px;stroke:currentColor;stroke-width:1.8}.knowledge-crumb{display:none}.knowledge-hero{grid-template-columns:minmax(0,1fr) 102px;width:100%;margin:0;padding:22px 16px 28px;align-items:start;gap:12px;background:#f3f2ef}.knowledge-hero-copy>p:first-child{font-size:10px;letter-spacing:.08em}.knowledge-hero-copy 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1fr;margin-top:22px}.knowledge-empty-actions a{min-height:44px;padding:0 12px}.knowledge-empty-note{display:block;padding:36px 16px 44px}.knowledge-empty-note>h2{margin-top:4px;padding:0 0 18px;font-size:23px;border-bottom:1px solid var(--knowledge-line)}.knowledge-empty-note>div{min-height:0;padding:18px 0;border-bottom:1px solid var(--knowledge-line);border-left:0}.knowledge-empty-note>div p{margin-top:7px;font-size:12px}}.knowledge-index-actions,.knowledge-index-empty,.knowledge-index-list,.knowledge-index-pager{width:min(92vw,1280px);margin-inline:auto}.knowledge-index-list{padding:0;list-style:none;border-top:1px solid var(--knowledge-line)}.knowledge-index-list>li{display:grid;gap:8px;padding:22px 0;border-bottom:1px solid 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