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b{color:var(--fail)}.hud-grade span{color:var(--film-ink-2);font-size:12.5px;line-height:1.4}.hud-note{color:var(--film-ink-3);padding:10px 14px;font-size:11px;line-height:1.5}.hud .status{font-size:10.5px}.problem{padding:0}.problem-stage{position:relative}.problem[data-mode=play] .problem-stage{height:100svh;position:relative;overflow:hidden}.problem[data-mode=static] .problem-stage{padding:clamp(72px,9vw,120px) 0}.problem-scene{z-index:0;position:absolute;inset:0}.problem[data-mode=static] .problem-scene{aspect-ratio:16/9;margin:0 var(--gutter) 40px;border:1px solid var(--line);position:relative;overflow:hidden}@media (max-width:760px){.problem[data-mode=static] .problem-scene{aspect-ratio:4/3}}.problem-poster,.problem-poster img,.problem-canvas{object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.problem-canvas{opacity:0;transition:opacity 1.2s var(--ease-out)}.problem[data-ready=true] .problem-canvas{opacity:1}.problem[data-ready=true] .problem-poster{opacity:0;transition:opacity 1.2s var(--ease-out) .6s}.problem[data-mode=play] .problem-scene:after{content:"";pointer-events:none;background:linear-gradient(90deg,#0a0908db 0%,#0a090861 36%,#0000 58%),linear-gradient(#0000 70%,#0a0908b3);position:absolute;inset:0}.sheet-label{letter-spacing:.06em;text-transform:uppercase;color:var(--film-ink-2);border-left:1px solid var(--line-2);opacity:0;transition:opacity .6s var(--ease-out);will-change:transform;-webkit-backdrop-filter:blur(8px);background:#0a090899;gap:3px;padding:8px 10px;font-size:11px;display:grid;position:absolute;top:0;left:0}.sheet-label b{color:var(--film-ink);font-weight:400}.problem[data-ready=true] .sheet-label{opacity:calc(1 - var(--m,0))}.problem[data-mode=static] .sheet-label{display:none}.problem[data-mode=play][data-stage="3"] .sheet-label{opacity:0}.problem-grid{z-index:2;pointer-events:none;grid-template-columns:minmax(0,5fr) minmax(0,7fr);align-items:end;gap:40px 56px;display:grid;position:relative}.problem[data-mode=play] .problem-grid{height:100svh;padding-top:calc(var(--nav-h) + 24px);padding-bottom:36px}.problem-grid a,.problem-grid button{pointer-events:auto}.beats{align-self:start;gap:6px;padding-top:6vh;display:grid}.beat{letter-spacing:-.03em;color:var(--film-ink-3);transition:color .42s var(--ease-out), opacity .42s var(--ease-out), transform .52s var(--ease-out);font-size:clamp(34px,4.3vw,66px);line-height:1.02}.beat-final{transition:opacity .42s var(--ease-out), transform .52s var(--ease-out);margin-top:22px}.problem-cap{color:var(--film-ink-2);max-width:34ch;transition:opacity .42s var(--ease-out) 80ms;margin-top:14px;font-size:16px}.problem[data-mode=play] .beat,.problem[data-mode=play] .beat-final,.problem[data-mode=play] .problem-cap{opacity:0;transform:translateY(14px)}.problem[data-mode=play][data-stage="0"] .beat[data-i="0"],.problem[data-mode=play][data-stage="1"] .beat[data-i="1"],.problem[data-mode=play][data-stage="2"] .beat[data-i="2"]{color:var(--film-ink)}.problem[data-mode=play][data-stage="0"] [data-i="0"],.problem[data-mode=play][data-stage="1"] [data-i="0"],.problem[data-mode=play][data-stage="1"] [data-i="1"],.problem[data-mode=play][data-stage="2"] [data-i="0"],.problem[data-mode=play][data-stage="2"] [data-i="1"],.problem[data-mode=play][data-stage="2"] [data-i="2"],.problem[data-mode=play][data-stage="3"] [data-i]{opacity:1;transform:none}.problem[data-mode=play][data-stage="3"] .beat{color:var(--film-ink-3)}.problem[data-mode=static] .beat{color:var(--film-ink)}.evidence{align-content:end;justify-self:end;gap:12px;width:min(100%,560px);display:grid;position:relative}.ev{grid-template-columns:1fr 1fr;align-items:start;gap:12px;display:grid}.problem[data-mode=play] .ev-stack{min-height:300px;position:relative}.problem[data-mode=play] .ev{opacity:0;transition:opacity .36s var(--ease-out), transform .46s var(--ease-out);pointer-events:none;position:absolute;inset:auto 0 0;transform:translateY(10px)}.problem[data-mode=play][data-stage="0"] .ev[data-for="0"],.problem[data-mode=play][data-stage="1"] .ev[data-for="1"],.problem[data-mode=play][data-stage="2"] .ev[data-for="2"],.problem[data-mode=play][data-stage="3"] .ev[data-for="3"]{opacity:1;pointer-events:auto;transform:none}.problem[data-mode=static] .ev-stack{gap:28px;display:grid}.ev-log{color:var(--film-ink-2);border:1px solid var(--line);white-space:pre;-webkit-backdrop-filter:blur(10px);background:#0a0908b8;margin:0;padding:12px 14px;font-size:12px;line-height:1.5;overflow:hidden}.ev-log span{display:block}.ev-who{color:var(--film-ink-3);letter-spacing:.06em;text-transform:uppercase;margin-bottom:8px;font-size:11px}.problem[data-mode=play] .ev-log span:not(.ev-who){opacity:clamp(0, calc((var(--p,0) - .02 - var(--i) * .032) * 40), 1)}.ev-exit{color:var(--film-ink);margin-top:8px}.ev-trace{border:1px solid var(--line);-webkit-backdrop-filter:blur(10px);background:#0a0908b8;gap:8px;padding:12px 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var(--line);grid-column:1/-1;padding-top:10px;font-size:12.5px}.ev-finding{grid-template-columns:1fr 1fr}.ev-last{border:1px solid var(--line);-webkit-backdrop-filter:blur(10px);background:#0a0908c7;gap:8px;padding:12px 14px;display:grid}.ev-last .label{font-size:11px}.ev-last pre{white-space:pre-wrap;overflow-wrap:anywhere;color:var(--film-ink);margin:0;padding:0;font-size:11.5px;line-height:1.5}.ev-last pre mark{background:var(--film-ink);color:var(--film-0);padding:0 4px}.ev-last pre mark[data-k=faulted]{background:var(--fail);color:var(--film-0)}.ev-cont{border-top:1px solid var(--line);color:var(--film-ink-3)!important;padding-top:6px!important}.ev-card{border:1px solid var(--line-2);-webkit-backdrop-filter:blur(10px);background:#0a0908c7;grid-column:1/-1;gap:8px;padding:14px 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img,.inst-canvas{object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.inst-canvas{opacity:0;transition:opacity .9s var(--ease-out)}.inst-stage[data-ready=true] .inst-canvas{opacity:1}.inst-stage[data-ready=true] .inst-poster{opacity:0;transition:opacity .9s var(--ease-out) .4s}.inst-read{color:var(--ink-3);pointer-events:none;justify-content:space-between;gap:12px;font-size:11px;display:flex;position:absolute;bottom:12px;left:14px;right:14px}.inst-read span:first-child{color:var(--ink-2)}.stop-stage[data-fine=true]{cursor:ew-resize}.stop-labels{pointer-events:none;letter-spacing:.04em;color:var(--ink-2);font-size:11px;position:absolute;inset:0}.stop-labels>span{opacity:0;transition:opacity .3s var(--ease-out);will-change:transform;white-space:nowrap;position:absolute;top:0;left:0}.stop-gate{text-align:center;text-transform:uppercase;color:var(--ink-3);gap:3px;padding-bottom:8px;display:grid}.stop-gate 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.pack{transform:scale(var(--pk,1)) rotateX(44deg) rotateZ(-10deg);--step:-33px}.pk-sheet{--ink:var(--paper-ink);--ink-2:var(--paper-ink-2);--ink-3:var(--paper-ink-3);--pass:var(--paper-ink);--gap:var(--paper-ink-3);background:linear-gradient(165deg, var(--paper-0), var(--paper-1));width:250px;height:290px;color:var(--paper-ink);transform:translate3d(0, calc(var(--i) * var(--step)), calc(var(--i) * -2px));transition:transform .9s var(--ease-out) calc((9 - var(--i)) * 70ms), opacity .5s var(--ease-out) calc((9 - var(--i)) * 70ms);border-top:1px solid #ffffffbf;grid-template-columns:22px 1fr auto;align-content:start;align-items:center;gap:10px;padding:6px 12px;font-size:12px;display:grid;position:absolute;top:-145px;left:-125px;box-shadow:0 -1px #14110f4d,0 26px 44px -18px #000c}.pack-stage:not([data-in=true]) .pk-sheet{transform:translate3d(0, calc(var(--i) * var(--step) - 60px), calc(var(--i) * -2px + 220px));opacity:0}.pk-sheet .sheet-n{color:var(--paper-ink-3);font-size:10px}.pk-sheet 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