/* The project recording stays the visual subject; the interface gives it room. */
.selah-demo{--demo-green:#315efb;--demo-line:#e1e5ec;padding-bottom:60px}
.demo-heading{padding:24px 0 18px;max-width:850px}
.demo-heading h1{font-size:clamp(28px,2.5vw,34px);font-weight:500;line-height:1.15;letter-spacing:-.035em;text-wrap:balance;max-width:24ch}
.demo-heading p{font-size:14px;line-height:1.65;color:var(--secondary);max-width:75ch;margin-top:8px}
:lang(zh-CN) .demo-heading h1{line-height:1.3;letter-spacing:-.025em}
:lang(zh-CN) .demo-heading p{line-height:1.75}
.demo-modes{display:flex;flex-wrap:wrap;gap:4px;border-block:1px solid var(--demo-line);padding-block:7px}
.demo-modes a{display:flex;align-items:center;justify-content:center;min-height:44px;padding:10px 18px;border-radius:5px;color:var(--secondary);font-size:13px;line-height:1.5;text-decoration:none}
.demo-modes a:hover{background:#edf2ff;color:var(--ink)}
.demo-modes a[aria-current=page]{background:var(--demo-green);color:#fff}
.demo-workspace{display:grid;grid-template-columns:minmax(0,1fr) 272px;gap:30px;margin-top:20px;align-items:start}
.demo-film,.demo-review{min-width:0}
.demo-film-top{display:flex;justify-content:space-between;gap:18px;margin-bottom:13px;align-items:start;font-size:12px;line-height:1.6;color:var(--secondary)}
.demo-film-top>span:last-child{flex-shrink:0;font-variant-numeric:tabular-nums}
.demo-source{color:var(--demo-green);font-weight:500}
.demo-screen{position:relative;aspect-ratio:16/9;background:#121722;border-radius:9px 9px 0 0;overflow:hidden;isolation:isolate}
.demo-screen video{display:block;width:100%;height:100%;object-fit:contain;background:#121722}
.demo-screen video[hidden]{display:none}
.demo-load-error{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:22px;gap:12px;color:#f5f6f8;text-align:center;background:#121722}
.demo-load-error[hidden]{display:none}
.demo-load-error strong{font-size:20px;font-weight:500;line-height:1.4}
.demo-load-error p{color:#dae1ee;font-size:14px;line-height:1.6;max-width:46ch}
.demo-load-error button{display:flex;gap:9px;align-items:center;justify-content:center;min-height:44px;color:#fff;border:1px solid #cbd2de;border-radius:5px;background:transparent;padding:10px 15px;font-size:13px}
.demo-load-error button:hover{background:#263043}
.demo-load-error svg,.demo-entry-rule svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6;flex-shrink:0}
.demo-pause{display:flex;align-items:center;gap:14px;background:#edf2ff;border-radius:0 0 9px 9px;padding:12px 16px;transition:background-color .25s var(--ease)}
.demo-pause[data-demo-state=paused],.demo-pause[data-demo-state=ended]{background:var(--pause-wash)}
.demo-pause>div{min-width:0;flex:1}
.demo-pause strong{font-size:13px;line-height:1.5;font-weight:500}
.demo-pause p{font-size:11px;line-height:1.6;color:var(--secondary);margin-top:4px}
.demo-pause time{font-variant-numeric:tabular-nums}
.demo-pause-mark{display:flex;align-items:center;justify-content:center;gap:4px;width:24px;height:28px;flex-shrink:0;color:var(--demo-green)}
.demo-pause-mark i{width:3px;height:20px;background:currentColor;border-radius:1px}
.demo-pause[data-demo-state=playing] .demo-pause-mark i:first-child{height:12px}
.demo-pause[data-demo-state=playing] .demo-pause-mark i:last-child{height:24px}
.demo-pause[data-demo-state=paused] .demo-pause-mark,.demo-pause[data-demo-state=ended] .demo-pause-mark{color:var(--amber)}
.demo-play{margin-inline-start:0;display:flex;align-items:center;justify-content:center;gap:8px;color:var(--demo-green);background:none;border:0;padding:6px 0 6px 4px;min-height:44px;max-width:34%;font-size:13px;line-height:1.4;text-align:start;flex-shrink:0}
.demo-play:disabled{opacity:.5;cursor:default}
.demo-play:hover:not(:disabled){color:var(--teal-dark)}
.demo-play svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6;flex-shrink:0}
.demo-view-controls{display:flex;align-items:center;flex-wrap:wrap;gap:10px 20px;margin-top:20px}
.demo-variants{display:flex;flex-wrap:wrap;gap:3px;padding:3px;background:#edf2ff;border-radius:6px;flex-shrink:0}
.demo-variants button{background:none;border:0;border-radius:4px;min-height:42px;padding:8px 13px;font-size:12px;line-height:1.5;white-space:normal;color:#666d7a}
.demo-variants button[aria-pressed=true]{background:var(--surface);color:var(--ink);box-shadow:0 2px 5px #17191f08}
.demo-variants button:hover{color:var(--ink)}
.demo-view-controls>p{font-size:12px;line-height:1.65;color:var(--secondary);flex-basis:100%;max-width:none}
.demo-speed{display:flex;align-items:center;min-height:44px;flex-shrink:0;font-size:12px;line-height:1.5;color:var(--secondary)}
.demo-speed select{min-height:36px;min-width:72px;max-width:100%;padding:5px 24px 5px 9px;border:1px solid #cbd2de;border-radius:5px;background:var(--surface);color:var(--ink);font:inherit;font-variant-numeric:tabular-nums;accent-color:var(--demo-green);background-image:var(--select-arrow);background-repeat:no-repeat;background-position:right 10px center;background-size:16px;padding-inline-end:32px}
.demo-speed select:focus-visible{outline:2px solid var(--demo-green);outline-offset:3px}
.demo-play-error{font-size:13px;line-height:1.6;color:#9a650c;background:#fff4dd;padding:13px 16px;margin-top:16px;border-radius:5px}
.demo-play-error[hidden]{display:none}
.demo-entry-rule{display:flex;gap:10px;align-items:start;margin-top:24px;font-size:13px;line-height:1.7;color:var(--secondary);max-width:80ch}
.demo-entry-rule svg{margin-top:2px}
.demo-review{border-inline-start:1px solid var(--demo-line);padding-inline-start:26px;margin-top:1px}
.demo-review h2{font-size:21px;line-height:1.35;letter-spacing:-.025em;font-weight:500;max-width:19ch;text-wrap:balance}
.demo-review-summary{font-size:14px;line-height:1.65;margin-top:12px;color:var(--ink)}
.demo-review-caption{font-size:12px;line-height:1.6;margin-top:6px;color:var(--secondary)}
.demo-linked-data{margin-top:18px;padding-block:14px;border-block:1px solid var(--demo-line)}
.demo-linked-data dl{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:18px;margin:0}
.demo-linked-data dl>div{min-width:0}
.demo-linked-data dt{font-size:12px;line-height:1.5;color:var(--ink);overflow-wrap:break-word}
.demo-linked-data dd{margin:5px 0 0}
.demo-linked-data dd strong{display:block;color:var(--demo-green);font-size:30px;line-height:1.15;font-weight:500;font-variant-numeric:tabular-nums;letter-spacing:-.025em}
.demo-linked-data dd small{display:block;font-size:10px;line-height:1.6;margin-top:5px;color:var(--secondary)}
.demo-count-total{font-size:15px;letter-spacing:0;color:var(--secondary)}
.demo-linked-state{margin-top:14px;font-size:12px;line-height:1.6;font-weight:500;color:var(--demo-green)}
.demo-linked-state[data-entry-state=crossing]{color:var(--amber)}
.demo-linked-state[data-entry-state=unavailable]{color:var(--secondary)}
.demo-linked-note{font-size:10px;line-height:1.65;color:var(--secondary);margin-top:5px}
.demo-moments{list-style:none;padding:0;margin:24px 0 0}
.demo-moments li{border-top:1px solid var(--demo-line)}
.demo-moments li:last-child{border-bottom:1px solid var(--demo-line)}
.demo-moments button{width:100%;background:none;border:0;display:grid;grid-template-columns:minmax(0,1fr) 18px;gap:4px 12px;padding:12px 9px 12px 0;min-height:58px;text-align:start;color:var(--ink);font-size:13px;line-height:1.5;border-radius:4px;transition:background-color .15s}
.demo-moments button:hover{background:#edf2ff}
.demo-moments button[aria-pressed=true]{background:#edf2ff}
.demo-moment-time{font-variant-numeric:tabular-nums;font-size:11px;color:var(--demo-green)}
.demo-moments button>span:nth-child(2){grid-row:2}
.demo-moments svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.4;grid-column:2;grid-row:1/3;align-self:center}
.demo-review-method{font-size:11px;line-height:1.7;color:var(--secondary);margin-top:18px}
.demo-evidence{margin-top:60px;padding-top:38px;border-top:1px solid var(--demo-line)}
.demo-evidence>h2{font-size:30px;line-height:1.35;letter-spacing:-.025em;font-weight:500;max-width:35ch;text-wrap:balance}
.demo-evidence>div{display:grid;grid-template-columns:1fr 1fr 1.2fr;gap:36px;margin-top:30px}
.demo-evidence article{min-width:0}
.demo-evidence h3{font-size:15px;line-height:1.5;font-weight:500}
.demo-evidence article p{font-size:13px;line-height:1.75;color:var(--secondary);margin-top:10px;max-width:58ch}
@media(max-width:1100px){.demo-workspace{grid-template-columns:minmax(0,1fr) 230px;gap:24px}.demo-review{padding-inline-start:20px}.demo-review h2{font-size:21px}.demo-view-controls{align-items:flex-start;flex-direction:column;gap:12px}.demo-view-controls>p{max-width:none}.demo-pause{gap:10px;padding:14px}.demo-play{font-size:12px}}
@media(max-width:960px){.demo-workspace{grid-template-columns:minmax(0,1fr);gap:30px}.demo-review{padding-inline-start:0;border-inline-start:0;border-top:1px solid var(--demo-line);padding-top:26px}.demo-review h2{max-width:none}.demo-review-summary{margin-top:12px}.demo-moments{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:0 18px;margin-top:20px}.demo-moments li{border-bottom:1px solid var(--demo-line)}.demo-moments button{padding-block:14px;grid-template-columns:minmax(0,1fr)}.demo-moments svg{display:none}.demo-review-method{max-width:80ch}.demo-view-controls{flex-direction:row;align-items:center;gap:20px}.demo-evidence{margin-top:42px}.demo-evidence>div{gap:24px}}
@media(max-width:640px){.selah-demo{padding-bottom:24px}.demo-heading{padding:24px 0 18px}.demo-heading h1{font-size:30px;max-width:20ch}.demo-heading p{font-size:14px;margin-top:9px}.demo-modes{gap:3px}.demo-modes a{font-size:12px;padding:9px 11px}.demo-workspace{margin-top:24px}.demo-film-top{gap:8px;font-size:11px;flex-wrap:wrap}.demo-film-top>span:last-child{flex-shrink:1}.demo-pause{flex-wrap:wrap;gap:10px;padding:14px 12px}.demo-pause>div{flex:1}.demo-pause strong{font-size:12px}.demo-pause p{font-size:11px}.demo-play{max-width:100%;min-height:40px;padding:4px 0}.demo-view-controls{flex-direction:column;align-items:flex-start;gap:12px}.demo-variants{max-width:100%;flex-shrink:1}.demo-variants button{font-size:12px}.demo-entry-rule{font-size:12px}.demo-review h2{font-size:23px}.demo-moments{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 18px}.demo-moments li:nth-last-child(2){border-bottom:0}.demo-moments button{grid-template-columns:minmax(0,1fr) 18px;padding:15px 7px 15px 0}.demo-moments svg{display:block}.demo-review-method{font-size:12px}.demo-evidence{padding-top:30px;margin-top:36px}.demo-evidence>h2{font-size:27px}.demo-evidence>div{grid-template-columns:minmax(0,1fr);gap:27px;margin-top:26px}.demo-evidence h3{font-size:16px}.demo-evidence article p{font-size:14px;margin-top:7px}.demo-load-error{padding:12px;gap:8px}.demo-load-error strong{font-size:16px}.demo-load-error p{font-size:12px}.demo-load-error button{font-size:12px;padding:6px 10px}}
@media(max-width:360px){.demo-heading h1{font-size:32px}.demo-modes a{padding-inline:9px}.demo-pause-mark{width:18px}.demo-pause{gap:8px}.demo-load-error p{font-size:11px}.demo-load-error strong{font-size:14px}.demo-load-error button{min-height:36px}}
@media(prefers-reduced-motion:reduce){.selah-demo *{animation:none!important;transition:none!important}}

/* Keep the media and its controls together in a short desktop window. */
@media(min-width:961px){.demo-screen{height:clamp(240px,calc(100dvh - 380px),460px);aspect-ratio:auto}.demo-review{padding-top:0}.demo-moments{margin-top:16px}.demo-view-controls{gap:16px}.demo-entry-rule{margin-top:16px}}
.demo-modes a:focus-visible{outline:3px solid #315efb;outline-offset:3px}
.demo-modes a:active{background:#edf2ff}

/* Manual review nodes map the annotations to playback, never to camera counts. */
.demo-timeline{padding:5px 17px 2px;background:#edf2ff}
.demo-timeline-track{height:43px;position:relative;isolation:isolate}
.demo-timeline-line{position:absolute;inset:32px 0 auto;height:2px;background:#cbd2de;overflow:hidden;pointer-events:none}
.demo-timeline-line i{display:block;width:100%;height:100%;background:var(--demo-green);transform:scaleX(0);transform-origin:left center}
.demo-timeline-node{position:absolute;inset-block-start:0;inset-inline-start:var(--demo-moment-x);transform:translateX(-50%);display:grid;place-items:center;min-width:28px;height:27px;padding:0;border:0;background:none;cursor:pointer;color:#9a650c}
.demo-node-mark{display:grid;place-items:center;min-width:20px;height:20px;padding-inline:3px;border-radius:50%;font-size:10px;line-height:1;font-weight:600;font-variant-numeric:tabular-nums;background:#e1e5ec;box-shadow:0 0 0 1px #cbd2de;transition:background-color 150ms,color 150ms}
.demo-timeline-node:hover .demo-node-mark,.demo-timeline-node[aria-pressed=true] .demo-node-mark{background:#cbd2de;box-shadow:0 0 0 1px #cbd2de}
.demo-timeline-node[data-demo-active=true] .demo-node-mark{background:var(--demo-green);color:#fff;box-shadow:0 0 0 1px var(--demo-green)}
.demo-timeline-node:focus-visible{outline:2px solid var(--demo-green);outline-offset:1px;border-radius:4px}
.demo-scrubber{position:absolute;inset:24px 0 auto;margin:0;width:100%;height:18px;appearance:none;-webkit-appearance:none;background:transparent;accent-color:var(--demo-green);cursor:pointer;touch-action:pan-y}
.demo-scrubber::-webkit-slider-runnable-track{height:2px;background:transparent}
.demo-scrubber::-moz-range-track{height:2px;background:transparent}
.demo-scrubber::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:10px;height:10px;border:2px solid #f5f6f8;border-radius:50%;background:var(--demo-green);box-shadow:0 1px 3px #1217222e;margin-top:-4px}
.demo-scrubber::-moz-range-thumb{width:7px;height:7px;border:2px solid #f5f6f8;border-radius:50%;background:var(--demo-green);box-shadow:0 1px 3px #1217222e}
.demo-scrubber:focus-visible{outline:2px solid var(--demo-green);outline-offset:2px;border-radius:3px}
.demo-scrubber:disabled{opacity:.45;cursor:default}
.demo-moments button[data-demo-active=true]{background:#edf2ff;color:#17191f}
.demo-moments button[data-demo-active=true] .demo-moment-time{color:#2448ce;font-weight:600}
@media(min-width:961px){.demo-screen{height:clamp(210px,calc(100dvh - 430px),410px)}}
@media(max-width:640px){.demo-timeline{padding-inline:12px}.demo-timeline-node{min-width:28px}}

/* The same control grammar as the workspace, with the film left uninterrupted. */
.demo-heading h1{font-weight:500;line-height:1.2;max-width:28ch}
.demo-modes{gap:5px;padding-block:8px}
.demo-modes a{min-height:44px;border-radius:var(--control-radius);padding:10px 17px;font-size:14px;line-height:1.5;max-width:100%;white-space:normal;transition:background-color var(--motion-control),color var(--motion-control)}
.demo-modes a[aria-current=page]{background:var(--teal);color:#fff}
.demo-screen{border-radius:8px 8px 0 0}
.demo-pause{border-radius:0 0 8px 8px;padding:14px 18px;background:var(--wash)}
.demo-pause strong{font-size:14px;line-height:1.5;font-weight:500}
.demo-pause p{font-size:12px;line-height:1.6;color:var(--secondary)}
.demo-play{min-height:44px;font-size:14px;line-height:1.5;border-radius:4px}
.demo-view-controls{gap:12px 18px;margin-top:22px}
.demo-variants{border-radius:var(--control-radius);background:var(--wash);gap:4px;padding:4px;max-width:100%;flex-shrink:1}
.demo-variants button{min-height:44px;padding:10px 15px;font-size:14px;border-radius:4px;line-height:1.5;flex:1 1 auto;transition:background-color var(--motion-control),color var(--motion-control)}
.demo-variants button[aria-pressed=true]{background:var(--surface);color:var(--ink);box-shadow:none}
.demo-speed{min-height:44px;font-size:13px}
.demo-speed select{min-height:44px;padding:9px 28px 9px 11px;min-width:80px;border-radius:var(--control-radius);border-color:var(--control-rule)}
.demo-review h2{font-size:23px;line-height:1.35;font-weight:500;letter-spacing:-.02em}
.demo-review-summary{font-size:15px;line-height:1.7}
.demo-linked-data{padding-block:20px;margin-top:20px}
.demo-linked-data dd strong{font-size:34px;line-height:1.2;font-weight:500}
.demo-linked-data dt{font-size:13px;line-height:1.6}
.demo-linked-data dd small,.demo-linked-note{font-size:11px;line-height:1.7;color:var(--secondary)}
.demo-moments{margin-top:22px}
.demo-moments button{padding:16px 10px 16px 0;min-height:64px;border-radius:4px;font-size:14px;line-height:1.6;gap:5px 12px}
.demo-moment-time{font-size:12px;color:var(--teal)}
.demo-moments button[data-demo-active=true]{background:#edf2ff}
.demo-review-method{font-size:12px;line-height:1.7;color:var(--secondary)}
.demo-evidence{margin-top:56px;padding-top:34px}
.demo-evidence>h2{font-size:32px;font-weight:500;letter-spacing:-.025em;line-height:1.3}
.demo-evidence h3{font-size:16px;font-weight:500}
.demo-evidence article p{font-size:14px;line-height:1.75}
.demo-timeline-node{min-width:44px;height:44px;inset-block-start:-5px}
.demo-node-mark{width:22px;min-width:22px;height:22px;font-size:11px}
.demo-timeline-track{height:51px}
.demo-timeline-line{inset-block-start:39px}
.demo-scrubber{inset-block-start:31px;height:20px}
.demo-load-error button{min-height:44px;border-radius:var(--control-radius)}
@media(hover:hover) and (pointer:fine){.demo-variants button:hover:not([aria-pressed=true]){background:#f5f6f8aa;color:var(--ink)}.demo-moments button:hover{background:var(--control-hover)}}
@media(max-width:960px){.demo-moments button{padding-block:16px}.demo-review h2{max-width:none}}
@media(max-width:640px){
 .demo-modes a{font-size:13px;padding:10px 12px}.demo-pause{padding:14px;gap:12px}.demo-pause strong{font-size:13px}.demo-play{font-size:13px;min-height:44px}
 .demo-view-controls{gap:14px;margin-top:20px}.demo-variants button{font-size:14px;padding-inline:13px}.demo-speed select{font-size:16px}
 .demo-moments button{font-size:14px;padding-block:16px}.demo-review h2{font-size:24px}.demo-evidence>h2{font-size:28px}
 .demo-timeline-node{min-width:36px}.demo-load-error button{min-height:44px}
}
@media(max-width:360px){.demo-moments{grid-template-columns:minmax(0,1fr)}.demo-moments svg{display:block}.demo-moments button{grid-template-columns:minmax(0,1fr) 18px}.demo-moments li:nth-last-child(2){border-bottom:0}}
@media(prefers-reduced-motion:reduce){.demo-modes a,.demo-variants button{transition:none}}

/* Detection is the subject. The frame and review controls stay precise. */
.demo-screen{background:#121722;border-radius:16px 16px 0 0}
.demo-screen video{background:#121722}
.demo-timeline{background:#fff;border-inline:1px solid #e1e5ec}
.demo-pause{background:#fff;border:1px solid #e1e5ec;border-top:0;border-radius:0 0 16px 16px}
.demo-pause[data-demo-state=paused],.demo-pause[data-demo-state=ended]{background:#edf2ff}
.demo-review{background:#fff;border:1px solid #e1e5ec;border-radius:16px;padding:24px 22px}
.demo-moments button{border-radius:9px;padding-inline:12px}
.demo-moments button[data-demo-active=true]{background:#edf2ff}
.demo-play-error{color:#9a650c;background:#fff4dd;border-radius:12px}
.demo-node-mark{color:#2448ce;background:#edf2ff;border-color:#cbd8ff}
.demo-timeline-node[data-demo-active=true] .demo-node-mark{background:#315efb;border-color:#315efb;color:#fff}
.demo-pause-mark{color:#315efb}
@media(max-width:960px){.demo-review{padding:24px 20px}}
@media(max-width:640px){.demo-screen{border-radius:12px 12px 0 0}.demo-pause{border-radius:0 0 12px 12px}.demo-review{padding:22px 16px}}

.demo-pause[data-demo-state=paused] .demo-pause-mark,.demo-pause[data-demo-state=ended] .demo-pause-mark{color:#315efb}