:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#15171a;--panel:#1f2226;--line:#33383e;--text:#e8e6e3;--muted:#9aa0a6;--accent:#ffb020;font:14px/1.4 system-ui,sans-serif}*{box-sizing:border-box}html,body{background:var(--bg);height:100%;color:var(--text);margin:0}body{grid-template-rows:auto 1fr auto auto;grid-template-columns:minmax(0,1fr);display:grid}header{background:var(--panel);border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:8px;padding:8px 12px;display:flex}header h1{margin:0 12px 0 0;font-size:15px;font-weight:600}button{color:var(--text);border:1px solid var(--line);cursor:pointer;font:inherit;background:#2a2e33;border-radius:6px;padding:5px 10px}button:disabled{opacity:.4;cursor:default}label{color:var(--muted);align-items:center;gap:6px;display:flex}main{grid-template-columns:1fr 340px;min-height:0;display:grid;position:relative}#viewport{min-height:0;position:relative;overflow:hidden}#viewport canvas{width:100%;height:100%;display:block}#overlay{pointer-events:none;object-fit:fill;position:absolute}#reproj{pointer-events:none;position:absolute}#status{background:var(--panel);border-radius:6px;padding:6px 10px;position:absolute;top:12px;left:12px}#status.error{color:#ff8a80;border:1px solid #ff8a80}aside{border-left:1px solid var(--line);background:var(--panel);padding:10px;overflow:auto}#photo{background:#000;width:100%;min-height:120px;display:block}#photo-meta{color:var(--muted);margin:12px 0 6px;font-size:12px}#photo[src]{cursor:zoom-in}#lightbox{z-index:100;touch-action:none;background:#000000eb;position:fixed;inset:0;overflow:hidden}#lightbox img{transform-origin:0 0;cursor:grab;-webkit-user-select:none;user-select:none;touch-action:none;max-width:none;position:absolute;top:0;left:0}#lightbox img.dragging{cursor:grabbing}#lightbox .lb-caption{color:#ddd;text-shadow:0 0 4px #000;pointer-events:none;margin:0;font-size:13px;position:absolute;bottom:12px;left:16px}#lightbox .lb-close{z-index:1;color:#fff;background:#000000b3;border:1px solid #888;border-radius:4px;padding:4px 12px;font-size:18px;position:absolute;top:12px;right:12px}#lightbox .lb-caption{z-index:1}#debug{white-space:pre;color:var(--muted);font:11px/1.5 ui-monospace,monospace;overflow-x:auto}footer{background:var(--panel);border-top:1px solid var(--line);gap:6px;padding:8px;display:flex;position:relative;overflow-x:auto}.thumb{flex:none;min-width:64px;height:64px;padding:2px}.thumb img{height:100%;display:block}.thumb span{color:var(--muted);font-size:11px}.thumb.selected{border-color:var(--accent);outline:2px solid var(--accent)}@media (width<=800px){main{grid-template-rows:1fr auto;grid-template-columns:1fr}aside{border-left:0;border-top:1px solid var(--line);max-height:40vh}}.photo-wrap{position:relative}.spot{pointer-events:none;border:2px solid #4dff88;border-radius:50%;width:22px;height:22px;margin:-11px 0 0 -11px;position:absolute;box-shadow:0 0 0 2px #0009,inset 0 0 0 2px #0009}#lookup{color:var(--text);border:1px solid #4dff88;border-radius:6px;margin:0 0 8px;padding:6px 8px;font-size:12px}#lookup button{margin-left:6px;padding:2px 8px;font-size:12px}.thumb{position:relative}.thumb .rank{color:#4dff88;background:#000000b3;border-radius:4px;padding:0 4px;font-size:11px;position:absolute;top:4px;left:4px}#timeline{background:var(--panel);border-top:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:12px;padding:6px 12px;display:flex}#timeline .track{flex:auto;gap:6px;display:flex;overflow-x:auto}#timeline .controls{align-items:center;gap:10px;font-size:12px;display:flex}#timeline select{color:var(--text);border:1px solid var(--line);font:inherit;background:#2a2e33;border-radius:6px;padding:3px 6px}#timeline.busy{opacity:.6}.period{text-align:left;flex-direction:column;align-items:flex-start;min-width:150px;display:flex;position:relative}.period .date{font-size:12px;font-weight:600}.period .name{color:var(--muted);white-space:nowrap;text-overflow:ellipsis;max-width:200px;font-size:11px;overflow:hidden}.period .test{color:#ff8a65;border:1px solid #ff8a65;border-radius:3px;align-self:flex-start;margin-top:2px;padding:0 3px;font-size:10px}.period.current{border-color:var(--accent);outline:2px solid var(--accent)}.period.compare{border-color:#4dc3ff;outline:2px solid #4dc3ff}.period .role{text-transform:uppercase;letter-spacing:.04em;height:13px;color:var(--accent);margin-top:2px;font-size:10px;font-weight:600;line-height:13px;display:block;overflow:hidden}.period.compare .role{color:#4dc3ff}#divider .tag.left{border:1px solid var(--accent)}#divider .tag.right{border:1px solid #4dc3ff}#compare-legend{z-index:5;white-space:nowrap;pointer-events:none;background:#000000a6;border-radius:4px;padding:3px 10px;font-size:12px;position:absolute;top:10px;left:50%;transform:translate(-50%)}#compare-legend .solid{color:var(--accent);font-weight:600}#compare-legend .ghost{color:#4dc3ff;font-weight:600}#divider{z-index:5;width:0;position:absolute;top:0;bottom:0;left:50%}#divider .bar{cursor:ew-resize;touch-action:none;width:28px;position:absolute;top:0;bottom:0;left:-14px}#divider .bar:after{content:"";background:#fff;width:2px;position:absolute;top:0;bottom:0;left:13px;box-shadow:0 0 4px #000}#divider .tag{white-space:nowrap;pointer-events:none;background:#000000a6;border-radius:4px;padding:3px 8px;font-size:12px;position:absolute;top:10px}#divider .tag.left{right:18px}#divider .tag.right{left:18px}#transition{border:1px solid var(--muted);background:#000000b3;border-radius:12px;padding:4px 12px;font-size:12px;position:absolute;bottom:14px;left:50%;transform:translate(-50%)}#testbanner{color:#ffccbc;background:#3c140ad9;border:1px solid #ff8a65;border-radius:6px;max-width:46%;padding:4px 10px;font-size:12px;position:absolute;bottom:44px;right:12px}#provenance{margin-bottom:10px;font-size:12px}#provenance h2{margin:0 0 4px;font-size:14px}#provenance dl{grid-template-columns:auto 1fr;gap:2px 8px;margin:0;display:grid}#provenance dt{color:var(--muted)}#provenance dd{margin:0}#provenance .warn{color:#ffccbc;border:1px solid #ff8a65;border-radius:4px;margin-top:6px;padding:4px 6px}[hidden]{display:none!important}.debug-only{display:none}body.debug .debug-only{display:contents}body:not(.mode-compare) .compare-only{visibility:hidden!important}.modes{border:1px solid var(--line);border-radius:8px;display:inline-flex;overflow:hidden}.modes button{background:0 0;border:0;border-radius:0}.modes button[aria-checked=true]{background:var(--accent);color:#111;font-weight:600}button[aria-pressed=false]{color:var(--muted)}:focus-visible{outline-offset:2px;outline:3px solid #ffd54f}#divider .bar:focus-visible{outline-offset:-2px}.skip{z-index:100;color:#111;background:#ffd54f;padding:8px 12px;position:absolute;top:0;left:-9999px}.skip:focus{top:8px;left:8px}.hint{color:var(--muted);pointer-events:none;white-space:nowrap;background:#15171abf;border-radius:12px;margin:0;padding:4px 12px;font-size:12px;position:absolute;bottom:10px;left:50%;transform:translate(-50%)}#viewport canvas{touch-action:none}.thumb[aria-selected=true]{border-color:var(--accent);outline:2px solid var(--accent)}@media (pointer:coarse){button,select,.period{min-width:44px;min-height:44px}input[type=range]{height:44px}.thumb{height:72px}#divider .bar{width:44px;left:-22px}#divider .bar:after{left:21px}}body.kiosk button,body.kiosk select,body.kiosk .period{min-width:44px;min-height:44px;font-size:15px}body.kiosk input[type=range]{height:44px}body.kiosk .thumb{height:80px}body.kiosk #divider .bar{width:44px;left:-22px}body.kiosk #divider .bar:after{left:21px}body.kiosk{-webkit-user-select:none;user-select:none}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}#photo:not([src]){display:none}#tour-pick{color:var(--text);border:1px solid var(--line);font:inherit;background:#2a2e33;border-radius:6px;padding:5px 8px}#tour{-webkit-backdrop-filter:blur(12px)saturate(1.2);backdrop-filter:blur(12px)saturate(1.2);border:1px solid var(--line);z-index:6;background:#1f22269e;border-radius:10px;width:min(420px,100% - 24px);padding:12px 14px;position:absolute;bottom:40px;left:12px;box-shadow:0 6px 24px #0006}#tour .tour-head{color:var(--muted);align-items:center;gap:8px;font-size:12px;display:flex}#tour .tour-title{color:var(--text);flex:1;font-weight:600}#tour .tour-exit{padding:2px 8px}#tour h2{margin:8px 0 4px;font-size:16px}#tour p{margin:0 0 8px;line-height:1.45}#tour .step-test{color:#ffccbc;border:1px solid #ff8a65;border-radius:4px;margin-bottom:8px;padding:4px 6px;font-size:12px}#tour .tour-nav{justify-content:space-between;gap:8px;display:flex}body:has(#tour:not([hidden])) .hint{display:none}body.registering #timeline,body.registering #tour-pick,body.registering .modes,body.registering .hint,body.registering #provenance,body.registering #filmstrip{display:none!important}#register{margin-bottom:12px;font-size:12px}#register h2{margin:0 0 4px;font-size:15px}#register h3{margin:12px 0 4px;font-size:13px}#register p{margin:4px 0}#register .rg-help{color:var(--muted)}#register .rg-hint{color:#ffd54f;min-height:1em}#register .rg-row{flex-wrap:wrap;align-items:center;gap:6px;display:flex}#register .rg-grid{grid-template-columns:1fr 1fr;gap:2px 8px;display:grid}#register .rg-grid input{width:100%}#register ol{margin:4px 0;padding-left:18px}#register ol button{margin-left:4px;padding:0 6px}#register .rg-fields{gap:3px;display:grid}#register .rg-field{grid-template-columns:3.2em auto 1fr auto 1.2em;align-items:center;gap:4px;display:grid}#register .rg-field input{width:100%;min-width:0;font:12px ui-monospace,monospace}#register .rg-field button{padding:0 8px}#register .rg-who select{max-width:14em}#register button[aria-pressed=true]{border-color:var(--accent);color:var(--accent)}#register .primary{background:var(--accent);color:#111;font-weight:600}.pair-labels span{pointer-events:none;border-radius:3px;padding:0 4px;font:600 12px ui-monospace,monospace;position:absolute;transform:translate(6px,-18px)}.pair-labels span.ref{color:#000;background:#34c6ff}.pair-labels span.scan{color:#000;background:#ff4fd8}.icon-btn{justify-content:center;align-items:center;gap:6px;min-width:36px;min-height:34px;padding:5px 8px;display:inline-flex;position:relative}.icon-btn svg{flex:none;display:block}.icon-btn[aria-pressed=false] svg{opacity:.45}.icon-btn[aria-pressed=false]:before{content:"";opacity:.7;background:currentColor;height:2px;position:absolute;top:50%;left:22%;right:22%;transform:rotate(-35deg)}[data-tip]{position:relative}[data-tip]:hover:after,[data-tip]:focus-visible:after{content:attr(data-tip);color:var(--text);border:1px solid var(--line);white-space:nowrap;z-index:50;pointer-events:none;background:#0d0f11;border-radius:6px;padding:4px 8px;font-size:12px;font-weight:400;position:absolute;top:calc(100% + 6px);left:50%;transform:translate(-50%);box-shadow:0 4px 12px #00000080}.blend .blend-icon{color:var(--muted);display:inline-flex}#spot-chip{z-index:6;color:var(--text);background:#0d0f11e6;border:1px solid #4dff88;border-radius:18px;align-items:center;gap:6px;padding:4px 6px 4px 12px;font-size:13px;display:inline-flex;position:absolute;top:12px;left:60px}#spot-chip button{border-radius:12px;padding:2px 6px}body.kiosk .icon-btn{min-width:44px;min-height:44px}@media (pointer:coarse){.icon-btn{min-width:44px;min-height:44px}}#tour-pick{max-width:170px}header .row-break{display:none}#overlay.fading{transition:opacity .45s ease-out}body.matching .hint{display:none}#debug .grade{white-space:normal;gap:4px;margin-top:8px;font-family:system-ui,sans-serif;display:grid}#debug .grade label{grid-template-columns:6em 1fr 3em;align-items:center;gap:6px;display:grid}.path{z-index:6;flex-direction:column;align-items:flex-start;gap:6px;display:flex;position:absolute;top:12px;left:12px}.path-row{align-items:center;gap:8px;display:flex}.path-skip{flex-direction:column;gap:6px;padding-left:4px;display:none}.path.playing .path-skip{display:flex}.path-skip button{color:#fff;background:#0d0f11bf;border:2px solid #fff;border-radius:50%;width:32px;min-width:32px;height:32px;min-height:32px;padding:0;font-size:12px;line-height:1;box-shadow:0 0 6px #0009}.path-skip button:hover{background:#ffffff26}.path-play{color:#fff;background:#0d0f11bf;border:2px solid #fff;border-radius:50%;width:40px;height:40px;padding:0 0 0 2px;font-size:16px;line-height:1;box-shadow:0 0 6px #0009}.path-play:hover{background:#ffffff26}.path-play.playing{border-color:var(--accent);color:var(--accent);padding:0}.path-play.paused{opacity:.7}.path-label{color:#fff;text-shadow:0 0 4px #000,0 0 2px #000;pointer-events:none;font-size:13px;font-weight:600}.path.playing .path-label,body.registering .path,body.mode-compare .path{display:none}@media (width<=700px){html,body{overflow:hidden}body{height:100dvh}header{flex-wrap:wrap;gap:6px;padding:6px 8px}header h1{text-overflow:ellipsis;white-space:nowrap;flex:1 1 0;min-width:0;margin:0;font-size:13px;line-height:1.2;overflow:hidden}header>*{flex:none}header .row-break{flex-basis:100%;height:0;display:block}header button,header select,.modes button{min-width:0;min-height:32px;padding:3px 8px;font-size:12px}header .icon-btn{min-width:32px;min-height:32px;padding:3px 6px}header .icon-btn svg{width:18px;height:18px}#tour-pick{flex:1 1 0;min-width:0;max-width:none}header .blend{flex:1 1 0;gap:4px;min-width:90px}header .blend input{width:100%;min-width:0;height:28px}#match{display:none}main{grid-template-rows:minmax(0,1fr);grid-template-columns:minmax(0,1fr)}aside,.hint{display:none}#timeline{gap:6px;padding:4px 8px}#timeline .track{flex:100%;gap:4px}.period{min-width:96px;padding:4px 8px}.period .name{display:none}#timeline .controls{flex-wrap:nowrap;gap:6px;width:100%;overflow-x:auto}#timeline .controls>label:first-child{display:none}footer{gap:4px;padding:4px 8px}.thumb{min-width:52px;height:52px}.path{gap:6px;top:8px;left:8px}.path-play{width:36px;height:36px;font-size:14px}.path-label{font-size:12px}#spot-chip{font-size:12px;top:8px;left:52px}#divider .tag{padding:2px 6px;font-size:11px;top:52px}#compare-legend{font-size:11px;top:52px}#tour{border-radius:8px;width:auto;padding:6px 8px;bottom:6px;left:6px;right:6px}#tour .tour-head{gap:6px;font-size:11px}#tour h2{margin:2px 0;font-size:13px}#tour p{display:none}#tour .tour-nav button{min-height:32px;padding:2px 10px;font-size:12px}#tour .step-test,#tour .tour-title{display:none}#tour .tour-head{position:absolute;top:4px;right:6px}#tour .tour-exit{min-width:30px;min-height:30px;padding:0 8px}#tour h2{align-items:center;min-height:30px;padding-right:104px;display:flex}body:not(.mode-compare) #timeline .controls{display:none}}