:root{color-scheme:light;--ink:#202b2c;--muted:#687476;--line:#dde3e3;--paper:#fff;--page:#f6f8f8;--teal:#087366;--teal-light:#e8f4ef;--amber:#936017;--rose:#954764}
*{box-sizing:border-box;letter-spacing:0}
body{margin:0;background:var(--page);color:var(--ink);font:14px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
button,input,select{font:inherit;color:inherit}
button,a,select,input{-webkit-tap-highlight-color:transparent}
button,a,select{touch-action:manipulation}
a{color:var(--teal);text-decoration:none}a:hover{text-decoration:underline}
button{cursor:pointer}button:disabled{cursor:default;opacity:.35}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px}
[hidden]{display:none!important}
.icon{display:inline-block;flex:none;width:18px;height:18px;background:currentColor;mask:var(--icon) center/contain no-repeat;-webkit-mask:var(--icon) center/contain no-repeat;vertical-align:middle}
.masthead{min-height:76px;background:var(--paper);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:32px;padding:16px 28px}
.brand{font-size:25px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:16px;white-space:nowrap}.brand:hover{text-decoration:none}
.brand span{font-size:11px;font-weight:600;color:var(--muted);border-left:1px solid var(--line);padding-left:16px}
.collection-meta{font-size:13px;color:var(--muted)}.separator{margin:0 9px;color:#b4c0c0}
.text-link{margin-left:auto;display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;white-space:nowrap}
.workspace{display:grid;grid-template-columns:288px minmax(0,1fr);max-width:1820px;margin:auto;min-height:calc(100vh - 76px)}
.library{background:#fafcfc;border-right:1px solid var(--line);padding:24px 14px 18px;align-self:start;position:sticky;top:0;height:calc(100vh - 8px);max-height:1300px;display:flex;flex-direction:column;min-width:0}
.library-heading{display:flex;justify-content:space-between;align-items:center;padding:0 10px 18px;gap:10px}.library h1{font-size:18px;font-weight:650;margin:0}.library-heading>span{font-size:11px;color:var(--muted);white-space:nowrap}
.tabs{display:grid;grid-template-columns:1fr 1fr 1.25fr;gap:2px;background:#edf1f1;padding:3px;border-radius:5px}
.tabs.has-phases{grid-template-columns:1fr 1fr}
#tab-tea_quality{grid-column:1/-1}
.tabs button{border:0;background:transparent;padding:7px 3px;border-radius:3px;font-size:12px;white-space:nowrap;color:#667071}.tabs button span{font-size:10px;margin-left:2px;font-variant-numeric:tabular-nums}
.tabs button[aria-selected=true]{background:white;color:var(--ink);box-shadow:0 1px 2px #13222214;font-weight:650}
.filters{padding:16px 0 12px}.search{display:flex;align-items:center;gap:8px;border:1px solid var(--line);background:white;border-radius:4px;padding:0 10px;height:36px;color:var(--muted)}
.search input{min-width:0;width:100%;border:0;background:transparent;outline:none;font-size:12px;height:100%}.search:focus-within{outline:2px solid #08736655;outline-offset:1px}
.selects{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:9px}.selects select{width:100%;min-width:0;border:1px solid var(--line);background:white;border-radius:4px;padding:6px 4px;font-size:12px;height:32px}
.list-heading{display:flex;justify-content:space-between;padding:8px 8px 10px;color:var(--muted);font-size:11px}.list-heading span:last-child{font-variant-numeric:tabular-nums}
#demo-list{overflow-y:auto;overscroll-behavior:contain;min-height:0;scrollbar-width:thin;padding-right:2px}
.demo-item{width:100%;display:grid;grid-template-columns:60px minmax(0,1fr);gap:10px;text-align:left;padding:10px 8px;background:transparent;border:0;border-left:3px solid transparent;border-bottom:1px solid #e9eded;min-height:79px}
.demo-item:hover{background:#f0f5f3}.demo-item[aria-current=true]{background:var(--teal-light);border-left-color:var(--teal)}
.demo-item img{display:block;width:60px;aspect-ratio:832/480;object-fit:cover;border-radius:3px;margin-top:3px;background:#e3e8e7}
.demo-item strong{display:block;font-size:12px;font-weight:600;line-height:1.4;overflow-wrap:anywhere}.demo-item small{display:block;font-size:10px;color:var(--muted);margin-top:5px}.demo-item .memory-mark{color:var(--teal)}.demo-item .candidate-mark{color:var(--rose)}
.library-note{margin:auto 10px 0;padding-top:18px;color:var(--muted);font-size:10px;line-height:1.6}.list-empty{padding:14px;color:var(--muted);font-size:12px}
main{padding:28px 30px 48px;min-width:0;background:white}
.scene-heading{display:flex;justify-content:space-between;align-items:center;gap:16px}.scene-title{min-width:0}.eyebrow{font-size:11px;color:var(--muted);margin-bottom:6px}
h2{font-size:26px;line-height:1.25;font-weight:650;margin:0;overflow-wrap:anywhere}.scene-navigation{display:flex;gap:4px;align-items:center;flex:none}#position{width:48px;text-align:center;font-size:12px;font-variant-numeric:tabular-nums;color:var(--muted)}
.icon-button{display:inline-flex;justify-content:center;align-items:center;flex:none;width:32px;height:32px;padding:0;background:transparent;border:1px solid transparent;border-radius:4px;color:#576467;text-decoration:none}
.icon-button:hover:not(:disabled){background:#eef3f2;color:var(--ink);text-decoration:none}.icon-button.primary{background:var(--teal);color:white;width:38px;height:34px}.icon-button.primary:hover:not(:disabled){background:#075a50;color:white}
.scene-tags{display:flex;align-items:center;gap:14px;margin:14px 0 22px;flex-wrap:wrap;font-size:11px}.technical-meta{color:var(--muted);font-variant-numeric:tabular-nums}
#scene-label{border-radius:3px;background:#f0f2f4;padding:3px 7px;color:#4c5a61}#scene-label.memory{background:var(--teal-light);color:#07675c}#scene-label.candidate{background:#f9ecf0;color:var(--rose)}
.video-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.method{margin:0;min-width:0}
figcaption{display:flex;justify-content:space-between;align-items:center;gap:8px;min-height:39px;padding:0 0 6px}figcaption>div{display:flex;align-items:center;gap:7px;flex-wrap:wrap;min-width:0}figcaption strong{font-size:13px;font-weight:650}.method-description{font-size:11px;color:var(--muted)}.method-dot{display:inline-block;width:6px;height:6px;border-radius:50%;flex:none}.ours{background:var(--teal)}.baseline{background:#b17d2a}.method-actions{display:flex;flex:none}.method-actions .icon-button{width:27px;height:27px}.method-actions .icon{width:15px;height:15px}
.video-frame{position:relative;aspect-ratio:832/480;background:#edf0ef;border-radius:5px;overflow:hidden}video{display:block;width:100%;height:100%;object-fit:contain;background:#edf0ef}video:fullscreen{background:#000}
.video-error{position:absolute;inset:0;background:#f5f5f1ed;display:flex;align-items:center;justify-content:center;gap:10px;flex-direction:column;text-align:center;padding:16px}.video-error a{font-size:12px}.video-error .icon{width:14px;height:14px}
.transport{padding:14px 0 0}.transport-controls{display:flex;align-items:center;justify-content:space-between;gap:12px}.play-group,.play-options{display:flex;align-items:center;gap:5px}.play-options{gap:12px}
#clock{font-size:12px;font-variant-numeric:tabular-nums;margin-left:8px;white-space:nowrap}#clock span{color:#869294}#playback-status{font-size:11px;color:var(--muted)}
.loop{display:flex;align-items:center;gap:4px;cursor:pointer}.loop input{width:13px;height:13px;accent-color:var(--teal);margin:0}.loop .icon{color:#627174;width:16px;height:16px}
#speed{background:white;border:1px solid var(--line);border-radius:4px;padding:4px;font-size:12px;height:30px}
.timeline{display:block;margin-top:12px}.timeline input{display:block;width:100%;accent-color:var(--teal);height:16px;margin:0;cursor:pointer}
.phases{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));margin-top:6px;gap:6px}.phase{min-width:0;background:transparent;border:0;border-top:2px solid #e3e9e7;padding:7px 2px;text-align:left;font-size:10px;color:var(--muted);font-variant-numeric:tabular-nums;display:flex;justify-content:space-between;gap:4px}.phase:hover{background:#f6f9f7}.phase[aria-current=true]{border-color:var(--teal);color:var(--teal);font-weight:650}.phase .phase-time{font-weight:400}
.caption-band{margin:9px 0 0;padding:15px 0 20px;border-bottom:1px solid var(--line);display:grid;grid-template-columns:100px minmax(0,1fr);gap:16px;min-height:116px}.caption-label{font-size:10px;color:var(--teal);font-weight:650;padding-top:2px}.caption-label span{display:block}.caption-label span+span{margin-top:5px;color:var(--muted);font-weight:400;font-variant-numeric:tabular-nums}#caption-text{font-size:13px;line-height:1.6;margin:0;max-width:950px;overflow-wrap:anywhere}
.review{display:grid;grid-template-columns:1fr 1fr;gap:28px;padding:22px 0}.review>div{min-width:0}.review h3{margin:0 0 7px;font-size:12px;font-weight:650}.review p{font-size:12px;line-height:1.7;margin:0;color:#516062}.caveats h3{color:var(--amber)}.memory-event{margin-top:10px!important;padding-left:10px;border-left:2px solid #7fbba6;color:#246f5a!important}
.protocol{border-top:1px solid var(--line);padding:16px 0}.protocol summary{cursor:pointer;font-size:12px;font-weight:600}.protocol-note{float:right;font-size:10px;font-weight:400;color:var(--muted);margin-left:14px}.protocol-content{margin-top:20px}.protocol dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin:0 0 20px}.protocol dt{font-size:11px;color:var(--muted);margin-bottom:4px}.protocol dd{font-size:12px;margin:0;line-height:1.7}.protocol ol{padding-left:22px;margin:0 0 20px}.protocol li{font-size:12px;padding:6px 0;color:#4d5a5b}.record-links{display:flex;gap:20px;flex-wrap:wrap;font-size:12px}.record-links .icon{width:13px;height:13px}
#empty{padding:100px 20px;text-align:center;color:var(--muted)}#empty>.icon{width:26px;height:26px;margin-bottom:16px}#empty h2{font-size:20px}.text-button{background:transparent;border:0;color:var(--teal);padding:10px}
.notification{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:#203b34;color:white;padding:10px 20px;border-radius:5px;font-size:12px;box-shadow:0 4px 20px #0002;z-index:10;max-width:90%;text-align:center}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
@media(min-width:1700px){main{padding:32px 42px 48px}.video-pair{gap:24px}.caption-band{min-height:110px}}
@media(max-width:1150px){.workspace{grid-template-columns:250px minmax(0,1fr)}.library{padding-left:10px;padding-right:10px}main{padding:24px 20px 40px}.masthead{gap:20px}.collection-meta{display:none}.method-description{display:none}.scene-navigation{gap:0}h2{font-size:23px}.play-options{gap:8px}#playback-status{display:none}.review{gap:20px}}
@media(max-width:850px){.workspace{display:block}.library{position:static;height:auto;max-height:none;padding:16px;border-right:0;border-bottom:1px solid var(--line)}.library-heading,.library-note,.list-heading{display:none}.tabs{max-width:380px}.filters{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:10px;padding:12px 0}.selects{margin-top:0}.selects select{height:36px}.search input{font-size:13px}#demo-list{display:flex;overflow-x:auto;overflow-y:hidden;padding-bottom:4px;gap:8px;scroll-snap-type:x proximity}.demo-item{width:210px;flex:0 0 210px;min-height:72px;scroll-snap-align:start;border-bottom:0}.masthead{min-height:66px;padding:14px 18px}.brand{font-size:23px}.brand span{font-size:10px}.text-link{font-size:12px}main{padding:22px 18px 36px}.scene-tags{margin:10px 0 18px}.protocol-note{display:none}}
@media(max-width:540px){.masthead{gap:12px}.brand{gap:10px}.brand span{padding-left:10px;font-size:9px}.text-link{font-size:11px;gap:3px}.text-link .icon{width:14px}.library{padding:12px}.filters{grid-template-columns:1fr;gap:8px;padding:10px 0}.search{height:34px}.selects select{height:32px}.selects{grid-template-columns:1fr 1fr}.tabs{max-width:none}main{padding:20px 14px 32px}.scene-heading{align-items:flex-start;gap:8px}h2{font-size:21px}.eyebrow{font-size:10px}.scene-navigation{flex-wrap:wrap;justify-content:flex-end;max-width:104px;gap:0}#copy-link{display:none}#position{width:39px}.scene-navigation .icon-button{width:29px;height:29px}.scene-tags{gap:8px;margin-bottom:15px}.technical-meta{font-size:10px}.video-pair{grid-template-columns:1fr;gap:13px}.method-description{display:inline;font-size:10px}figcaption{min-height:30px;padding-bottom:5px}.transport-controls{gap:5px;flex-wrap:wrap}.play-group{gap:1px}.play-options{gap:8px;margin-left:auto}#clock{font-size:10px;margin-left:3px}#clock span{display:none}.icon-button{width:30px;height:32px}.loop{gap:2px}.loop .icon{width:14px}#speed{font-size:11px;width:53px}.phases{gap:5px}.phase{font-size:10px;display:block}.phase-time{display:block;margin-top:3px}.caption-band{grid-template-columns:1fr;gap:8px;min-height:156px}.caption-label{display:flex;align-items:center;gap:12px}.caption-label span+span{margin-top:0}#caption-text{font-size:12px}.review{grid-template-columns:1fr;gap:18px;padding:18px 0}.protocol dl{grid-template-columns:1fr;gap:14px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}