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.realworld-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.realworld-grid article{padding:24px;border:1px solid var(--line);border-radius:var(--radius-control);background:var(--paper)}.realworld-grid h3{font-size:21px;margin:18px 0 13px}.realworld-grid p{font-size:13px;color:var(--muted)}@media(max-width:760px){.realworld-grid{grid-template-columns:1fr;gap:15px}.realworld-grid article{padding:22px}}

.historical-video{display:grid;grid-template-columns:1.6fr 1fr;gap:25px;padding:15px 0 25px}.historical-video video{width:100%;aspect-ratio:4/3;background:var(--ink);border-radius:8px}.historical-video h3{font-size:21px;margin:12px 0}.historical-video p{font-size:13px;color:var(--muted)}.historical-video a{display:block;margin-top:15px;font-size:12px;color:var(--primary)}@media(max-width:760px){.historical-video{grid-template-columns:1fr}}
/* Video library and measured graph explorer. */
.library-player{display:grid;grid-template-columns:1.65fr 1fr;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-panel);overflow:hidden}.library-screen{position:relative;background:var(--ink);aspect-ratio:4/3}.library-screen video{width:100%;height:100%;object-fit:contain}.library-screen .empty-state{color:var(--paper);position:absolute;inset:0;display:grid;place-items:center}.library-player aside{padding:29px}.library-player h3{margin:18px 0 12px;font-size:29px}.library-player aside>p:not(.media-status){font-size:13px;color:var(--muted)}.library-facts{display:grid;grid-template-columns:85px 1fr;gap:13px;font-size:12px;margin:25px 0}.library-facts dt{color:var(--muted)}.library-facts dd{margin:0;overflow-wrap:anywhere}.library-player .camera-buttons{margin:17px 0}.library-player #library-open-graph{margin-top:12px;display:flex}.library-player #library-download{display:block;margin-top:16px;font-size:12px;color:var(--primary)}.library-filters{display:flex;align-items:flex-end;gap:15px;flex-wrap:wrap;margin:28px 0 22px}.library-filters label{display:grid;gap:8px;font-size:11px;color:var(--muted)}.library-filters select{min-width:140px}.library-filters>span{font-size:11px;color:var(--muted);margin-left:auto;align-self:center}.library-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.video-card{background:var(--paper);border:1px solid var(--line);border-radius:10px;overflow:hidden}.video-card-play{position:relative;display:block;width:100%;padding:0;aspect-ratio:4/3;border:3px solid transparent;background:var(--ink);border-radius:0}.video-card-play[aria-pressed=true]{border-color:var(--primary)}.video-card-play img{width:100%;height:100%;object-fit:cover}.video-play-mark{position:absolute;left:9px;bottom:9px;background:var(--paper);padding:7px 10px;border-radius:5px;font-size:10px;color:var(--ink)}.video-card-play:hover .video-play-mark{background:var(--primary);color:var(--paper)}.video-card-body{padding:15px}.video-card-body h3{font-size:16px;line-height:1.5}.video-card-body>p{font-size:11px;color:var(--muted);margin-top:6px}.video-card-body .video-card-result{font-size:10px;margin-top:9px}.video-card-result.success{color:var(--recovery)}.video-card-result.failure{color:var(--caution)}.video-card-body .button{font-size:11px;padding:6px 0;min-height:34px;margin-top:6px}.graph-selector{display:flex;align-items:center;gap:18px;margin-bottom:22px;flex-wrap:wrap}.graph-selector label{font-size:12px}.graph-selector select{min-width:360px;max-width:100%}.graph-selector>span{font:11px var(--mono);color:var(--muted);margin-left:auto}.graph-viewer{display:grid;grid-template-columns:minmax(280px,.75fr) minmax(0,1.45fr);gap:22px;align-items:start}.graph-video-column{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-control);padding:15px}.graph-video-column>video{width:100%;aspect-ratio:4/3;background:var(--ink);border-radius:6px}.graph-video-column .camera-buttons{margin:12px 0}.graph-capture-note{font-size:11px;color:var(--recovery);border-left:2px solid var(--recovery);padding-left:11px;margin:16px 0;line-height:1.8}.graph-capture-note.reference-warning{color:var(--caution);border-color:var(--caution)}.graph-live{display:grid;gap:12px;padding:17px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:1fr 1fr}.graph-live>div:last-child{grid-column:1/-1}.graph-live small{display:block;font-size:10px;color:var(--muted);margin-bottom:7px}.graph-live strong{font:12px var(--mono)}#graph-current-state{font-size:12px;margin-top:16px;min-height:43px}.graph-diagram-column{min-width:0;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-control);overflow:hidden}.graph-tools{display:flex;align-items:center;justify-content:space-between;gap:15px;border-bottom:1px solid var(--line);padding:10px 15px}.graph-tools>span{font-size:11px;color:var(--muted)}.graph-tools>div{display:flex;gap:5px}.graph-tools button{border:1px solid var(--line);border-radius:5px;background:var(--paper);min-width:40px;font-size:12px;padding:8px 10px}.graph-viewport{overflow:auto;max-width:100%;height:580px;scrollbar-gutter:stable;background:radial-gradient(var(--line) .65px,transparent .65px);background-size:16px 16px}.graph-stage{position:relative;isolation:isolate;min-width:1px}.graph-stage>svg,.graph-stage>#graph-nodes{position:absolute;left:0;top:0;transform-origin:0 0}.graph-edge{fill:none;stroke:var(--line);stroke-width:1.5;color:var(--line)}.graph-edge.active{stroke:var(--primary);stroke-width:3;color:var(--primary)}.taskgraph-node{position:absolute;width:174px;height:84px;display:flex;flex-direction:column;justify-content:center;text-align:left;border:1px solid var(--line);border-radius:7px;background:var(--paper);padding:9px 10px;gap:7px}.taskgraph-node strong{font-size:12px;line-height:1.4;font-weight:500;overflow-wrap:anywhere}.taskgraph-node span{font-size:10px;color:var(--muted)}.taskgraph-node.visited{border-color:var(--recovery);background:color-mix(in srgb,var(--recovery) 5%,var(--paper))}.taskgraph-node.current{border:2px solid var(--primary);background:var(--soft);box-shadow:0 0 0 3px color-mix(in srgb,var(--primary) 12%,transparent)}.taskgraph-node.current strong{color:var(--primary)}.graph-legend{display:flex;gap:22px;padding:13px 17px;font-size:10px;color:var(--muted);border-top:1px solid var(--line)}.graph-legend span{display:flex;gap:7px;align-items:center}.graph-legend i{width:8px;height:8px;background:var(--line);border-radius:2px}.graph-legend .legend-current{background:var(--primary)}.graph-legend .legend-visited{background:var(--recovery)}.graph-transport{display:flex;align-items:center;gap:18px;margin-top:22px;flex-wrap:wrap}.graph-transport>label{font-size:11px;color:var(--muted);display:grid;gap:10px}.graph-transport>label[for=graph-scrub]{flex:1;min-width:200px}#graph-scrub{width:100%;accent-color:var(--primary);cursor:pointer;min-height:24px}.graph-transport>label:last-child{min-width:85px}.graph-sequence{display:flex;gap:8px;overflow-x:auto;padding:14px 2px;margin-top:10px;scrollbar-gutter:stable}.graph-segment-button{flex:none;white-space:nowrap;border:1px solid var(--line);border-radius:6px;background:var(--paper);padding:10px 14px;font-size:11px}.graph-segment-button.current{background:var(--primary);color:var(--paper);border-color:var(--primary)}.process-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px}.process-grid article{border:1px solid var(--line);border-radius:var(--radius-panel);background:var(--paper);overflow:hidden}.process-grid video{width:100%;aspect-ratio:16/9;object-fit:contain;background:var(--ink)}.process-grid article>div{padding:23px}.process-grid h3{font-size:22px;margin:17px 0 11px}.process-grid p{font-size:13px;color:var(--muted)}.process-grid a{display:inline-block;margin-top:17px;font-size:12px;color:var(--primary)}
@media(max-width:1050px){.library-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.graph-viewer{grid-template-columns:1fr}.graph-video-column{display:grid;grid-template-columns:1.2fr 1fr;gap:12px 20px;align-items:start}.graph-video-column>video{grid-row:1/7}.graph-video-column .camera-buttons{margin:0;flex-wrap:wrap}.graph-capture-note{margin:0}.graph-live{margin:0;padding:12px 0}.graph-video-column #graph-current-state,.graph-video-column .media-status{margin:0;min-height:0}.graph-viewport{height:560px}.graph-selector>span{margin-left:0}}
@media(max-width:760px){.library-player{grid-template-columns:1fr}.library-player aside{padding:22px}.library-player h3{font-size:24px}.library-facts{margin:18px 0}.library-filters{gap:12px}.library-filters label{flex:1 1 42%;min-width:0}.library-filters select{min-width:0;width:100%;font-size:11px}.library-filters>span{width:100%;margin:0}.library-grid{grid-template-columns:1fr 1fr;gap:11px}.video-card-body{padding:12px}.video-card-body h3{font-size:13px}.video-card-body>p{font-size:10px}.video-card-body .video-card-result{font-size:9px;white-space:normal}.video-play-mark{font-size:9px;left:5px;bottom:5px;padding:5px}.graph-selector{gap:11px}.graph-selector select{min-width:0;width:100%;font-size:11px}.graph-selector>span{font-size:10px}.graph-video-column{display:block;padding:14px}.graph-video-column .camera-buttons{margin:13px 0}.graph-capture-note{margin:14px 0}.graph-live{margin:12px 0}.graph-viewer{gap:16px}.graph-tools{gap:8px;padding:9px 11px}.graph-tools>span{font-size:10px}.graph-tools button{min-width:36px;padding:7px;font-size:11px}.graph-viewport{height:460px}.graph-legend{gap:17px;font-size:9px}.graph-transport{gap:11px}.graph-transport .button{font-size:11px;padding:10px 14px}.graph-transport>label[for=graph-scrub]{order:3;flex-basis:100%}.graph-transport>label:last-child{margin-left:auto;min-width:80px}.graph-sequence{margin-top:2px}.process-grid{grid-template-columns:1fr;gap:20px}.process-grid article>div{padding:21px}.process-grid h3{font-size:21px}.process-grid p{font-size:13px}}
.realworld-section .video-shell{aspect-ratio:16/9;margin-bottom:22px}
.rw-main{margin:0 0 26px}.rw-main figcaption,.rw-wrist figcaption,.rw-detect figcaption{font-size:12px;color:var(--muted);margin-top:10px;line-height:1.7}
.rw-steps{list-style:none;padding:0;margin:0 0 56px;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}.rw-steps li{min-width:0}.rw-steps img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:6px;background:var(--ink)}.rw-steps span{display:block;font:11px var(--mono);color:var(--primary);margin:12px 0 4px}.rw-steps p{font-size:13px;line-height:1.7}
.rw-subhead{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:20px}.rw-subhead h3,.rw-tools h3,.rw-revise h3{font-size:24px}.rw-subhead p{font-size:13px;color:var(--muted);max-width:420px}
.rw-wrist{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:56px}.rw-wrist figure{min-width:0}.rw-wrist video{width:100%;aspect-ratio:960/744;object-fit:cover;border-radius:8px;background:var(--ink)}.rw-wrist b{font:600 10px var(--mono);letter-spacing:.5px;padding:3px 7px;border-radius:4px;margin-right:8px}.rw-wrist b.ok{color:var(--recovery);background:color-mix(in srgb,var(--recovery) 10%,var(--paper))}.rw-wrist b.miss{color:var(--caution);background:color-mix(in srgb,var(--caution) 10%,var(--paper))}
.rw-two{display:grid;grid-template-columns:1.15fr 1fr;gap:26px;margin-bottom:40px}.rw-tools,.rw-revise{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-panel);padding:30px}.rw-tools>p,.rw-revise>p{font-size:13px;color:var(--muted);margin:12px 0 20px}
.rw-detect{margin:0 0 22px}.rw-detect img{width:100%;border-radius:6px}
.rw-chains{display:grid;grid-template-columns:auto 1fr;gap:12px 18px;margin:0;font-size:12px}.rw-chains dt{font:12px var(--mono);color:var(--primary)}.rw-chains dd{margin:0;color:var(--ink);line-height:1.7}
.rw-revise ol{list-style:none;padding:0;margin:0;display:grid;gap:0}.rw-revise li{display:grid;grid-template-columns:62px 1fr;gap:4px 14px;padding:16px 0;border-top:1px solid var(--line)}.rw-revise li>span{grid-row:1/3;font:11px var(--mono);color:var(--muted);padding-top:3px}.rw-revise li p{font-size:13px;line-height:1.7}.rw-revise li p.fix{color:var(--recovery)}.rw-revise li p.fix::before{content:"→ ";}.rw-revise li p.fix.pending{color:var(--caution)}.rw-note{font-size:11px!important;color:var(--muted);border-top:1px solid var(--line);padding-top:14px;margin:0!important}
@media(max-width:1050px){.rw-steps{grid-template-columns:repeat(3,minmax(0,1fr))}.rw-two{grid-template-columns:1fr}}
@media(max-width:760px){.rw-steps{grid-template-columns:1fr 1fr;gap:12px}.rw-steps p{font-size:12px}.rw-subhead{display:block}.rw-subhead p{margin-top:8px}.rw-wrist{grid-template-columns:1fr;gap:22px}.rw-tools,.rw-revise{padding:22px}.rw-chains{grid-template-columns:1fr;gap:4px}.rw-chains dd{margin-bottom:10px}}
.rw-steps img,.rw-detect img{height:auto}.rw-two{align-items:start}
.rw-rsi{margin:0 0 44px}.rw-rsi-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:22px}.rw-rsi-stats>div{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-control);padding:22px 24px}.rw-rsi-stats strong{display:block;font:600 40px var(--display);color:var(--primary);margin-bottom:6px}.rw-rsi-stats span{font-size:13px;color:var(--muted)}
.rw-rsi-cases{list-style:none;padding:0;margin:0 0 22px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.rw-rsi-cases li{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-control);padding:20px;display:flex;flex-direction:column;gap:10px;min-width:0}.rw-rsi-cases li>span{font:11px var(--mono);color:var(--muted)}.rw-rsi-cases h4{margin:0;font-size:15px;line-height:1.6}.rw-rsi-cases p{font-size:12.5px;line-height:1.75}.rw-rsi-cases .astra{color:var(--ink);border-left:2px solid var(--primary);padding-left:10px}.rw-rsi-cases .eng{color:var(--muted)}.rw-rsi-cases b{margin-top:auto;align-self:flex-start;font:600 11px var(--body);padding:5px 9px;border-radius:4px}.rw-rsi-cases b.ok{color:var(--recovery);background:color-mix(in srgb,var(--recovery) 10%,var(--paper))}.rw-rsi-cases b.part{color:var(--caution);background:color-mix(in srgb,var(--caution) 10%,var(--paper))}
.rw-rsi-extra{background:var(--soft);border-left:2px solid var(--primary);padding:18px 22px;margin-bottom:16px}.rw-rsi-extra h4{margin:0 0 8px;font-size:14px}.rw-rsi-extra ul{margin:0;padding-left:18px}.rw-rsi-extra li{font-size:13px;line-height:1.8;color:var(--ink)}.rw-rsi>.rw-note a{text-decoration:underline}
@media(max-width:1050px){.rw-rsi-cases{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.rw-rsi-stats{grid-template-columns:1fr;gap:10px}.rw-rsi-stats strong{font-size:32px}.rw-rsi-cases{grid-template-columns:1fr}}
.rw-revise li p.diag{color:var(--muted);font-size:12px}.rw-revise li p i{font:normal 10px var(--mono);color:var(--muted);background:var(--canvas);padding:2px 6px;border-radius:3px;margin-left:8px;white-space:nowrap}.rw-revise li>span{grid-row:1/4}