.pyv-b-scene{width:min(100%,400px);min-height:270px;color:var(--pv-ink);margin:0 auto;padding:12px 4px;font-size:17px;line-height:1.45}.pyv-b-scene,.pyv-b-scene *{box-sizing:border-box}.pyv-b-scene p{margin:0}.pyv-b-scene code,.pyv-b-scene .pyv-b-name{font-family:IBM Plex Mono,monospace}.pyv-b-scene strong,.pyv-b-scene b{font-weight:550}.pyv-b-scene [data-visible]{transition:opacity .4s,transform .4s}.pyv-b-scene [data-visible=false]{opacity:0}.pyv-b-scene [data-visible=true]{opacity:1}.pyv-b-value-in{animation:.38s cubic-bezier(.2,.8,.2,1) both pyv-b-value-in;display:inline-block}.pyv-b-bottom-note{min-height:50px;color:var(--pv-muted);text-align:center;text-wrap:pretty;padding-top:19px;font-size:16px;line-height:1.5}.pyv-b-result-strip{border-top:1px solid var(--pv-line);text-align:center;min-height:50px;margin-top:24px;padding:12px 8px;font-size:17px}.pyv-b-runtime-route{background:var(--pv-line);width:176px;height:2px;margin:47px auto -38px;position:relative}.pyv-b-runtime-route>span{background:var(--pv-accent);border-radius:50%;width:8px;height:8px;margin:-3px;transition:transform .75s cubic-bezier(.2,.8,.2,1);position:absolute}.pyv-b-runtime-stops{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;padding-top:5px;display:grid}.pyv-b-runtime-stop{flex-direction:column;align-items:center;gap:21px;min-width:0;display:flex}.pyv-b-runtime-stop>strong{white-space:nowrap;font-size:15px}.pyv-b-file{border:1.5px solid var(--pv-line);background:var(--pv-paper);border-radius:4px 15px 4px 4px;flex-direction:column;gap:6px;width:61px;height:78px;padding:14px 11px 8px;display:flex}.pyv-b-file i{background:var(--pv-line);height:2px}.pyv-b-file i:nth-child(2){width:70%}.pyv-b-file b{color:var(--pv-accent);margin-top:0;font-size:15px}.pyv-b-engine{border:1.5px solid var(--pv-line);background:var(--pv-paper);border-radius:19px;place-items:center;width:77px;height:78px;transition:border-color .4s,background .4s;display:grid;position:relative}.pyv-b-engine b{font-size:31px;font-weight:450}.pyv-b-engine i{background:var(--pv-line);border-radius:50%;width:5px;height:5px;position:absolute;top:9px;right:9px}.pyv-b-engine i[data-lit=true]{background:var(--pv-green)}.pyv-b-runtime-stop.is-active .pyv-b-engine{background:var(--pv-soft);border-color:var(--pv-accent)}.pyv-b-terminal{background:var(--pv-paper);border:1.5px solid var(--pv-line);width:72px;height:78px;color:var(--pv-muted);border-radius:7px;padding:8px;font:19px IBM Plex Mono,monospace}.pyv-b-terminal span{gap:7px;padding-top:9px;display:grid}.pyv-b-terminal i{background:var(--pv-green);border-radius:2px;width:100%;height:3px}.pyv-b-terminal i:last-child{width:35%}.pyv-b-name{border:1px solid var(--pv-accent);width:fit-content;color:var(--pv-accent);background:var(--pv-soft);border-radius:6px;margin:0 auto;padding:6px 21px;font-size:19px}.pyv-b-bindings{fill:none;width:260px;max-width:100%;height:69px;margin:0 auto;display:block;overflow:visible}.pyv-b-ghost-path{stroke:var(--pv-line);stroke-dasharray:4 5}.pyv-b-binding{stroke:var(--pv-accent);stroke-width:2px;transition:d .6s,opacity .3s}.pyv-b-binding-dot{fill:var(--pv-accent);transition:cx .6s,opacity .3s}.pyv-b-jars{justify-content:space-between;gap:42px;width:260px;max-width:100%;margin:0 auto;display:flex}.pyv-b-jar{border:1px solid var(--pv-line);border-top:4px solid var(--pv-line);border-radius:8px 8px 23px 23px;flex-direction:column;justify-content:center;align-items:center;width:118px;height:107px;transition:border-color .4s,background .4s,transform .4s;display:flex}.pyv-b-jar small{color:var(--pv-muted);font:16px IBM Plex Mono,monospace}.pyv-b-jar strong{margin-top:6px;font-size:27px}.pyv-b-jar.is-selected{background:var(--pv-soft);border-color:var(--pv-accent);transform:translateY(-3px)}.pyv-b-calculation-track{justify-content:center;gap:12px;display:flex}.pyv-b-calculation-track>span{border-bottom:2px solid var(--pv-line);text-align:center;min-width:66px;color:var(--pv-muted);padding:3px 8px 7px;transition:border-color .35s,color .35s}.pyv-b-calculation-track>span[data-reached=true]{color:var(--pv-ink);border-color:var(--pv-accent)}.pyv-b-calculation-track>span[data-current=true]{color:var(--pv-accent)}.pyv-b-total-orbit{isolation:isolate;border:1px dashed var(--pv-line);border-radius:50%;flex-direction:column;justify-content:center;align-items:center;width:130px;height:130px;margin:15px auto 9px;display:flex;position:relative}.pyv-b-total-fill{z-index:-1;background:var(--pv-soft);border-radius:50%;transition:transform .6s;position:absolute;inset:6px}.pyv-b-total-orbit>span{color:var(--pv-muted);font-size:16px}.pyv-b-total-orbit>strong{font-size:40px;font-weight:450;line-height:1.2}.pyv-b-equation{text-align:center;min-height:27px;font-family:IBM Plex Mono,monospace}.pyv-b-arithmetic .pyv-b-bottom-note{padding-top:9px}.pyv-b-trace-line{border-bottom:1px solid var(--pv-line);white-space:nowrap;align-items:center;gap:12px;padding:10px 0 13px;display:flex}.pyv-b-trace-line>span{color:var(--pv-muted);font-size:14px}.pyv-b-trace-line code{font-size:18px}.pyv-b-trace-line code b{border-radius:4px;padding:2px;transition:background .3s,color .3s;position:relative}.pyv-b-trace-line code b[data-error=true]{color:var(--pv-rust);background:var(--pv-warm);text-underline-offset:5px;-webkit-text-decoration:underline wavy;text-decoration:underline wavy}.pyv-b-error-caret{color:var(--pv-rust);font-size:23px;line-height:1;position:absolute;top:calc(100% + 7px);left:50%;transform:translate(-50%)}.pyv-b-error-pointer{color:var(--pv-rust);flex-direction:column;align-items:center;padding-top:25px;font-size:15px;display:flex}.pyv-b-trace-flow{align-items:stretch;gap:14px;margin-top:13px;display:flex}.pyv-b-trace-edge{border-left:2px solid var(--pv-rust);border-bottom:2px solid var(--pv-rust);border-radius:0 0 0 7px;flex:none;width:12px;margin:0 0 20px 6px}.pyv-b-error-card{border:1px solid var(--pv-line);background:var(--pv-warm);border-radius:7px;flex-direction:column;flex:1;gap:3px;padding:10px 13px;display:flex}.pyv-b-error-card small{color:var(--pv-muted);font-size:13px}.pyv-b-error-card strong{color:var(--pv-rust);font-size:18px}.pyv-b-error-card span{font-size:15px}.pyv-b-string-values{justify-content:space-between;gap:20px;padding-top:25px;display:flex}.pyv-b-string-values>span{color:var(--pv-muted);text-align:center;flex-direction:column;gap:6px;min-width:80px;font-size:15px;display:flex}.pyv-b-string-values b{color:var(--pv-ink);border:1px solid var(--pv-line);background:var(--pv-paper);border-radius:7px;padding:9px 12px;font-size:22px}.pyv-b-string-arrows{color:var(--pv-accent);justify-content:space-between;padding:13px 32px;font-size:25px;display:flex}.pyv-b-string-template{border:1px solid var(--pv-line);white-space:pre;border-radius:8px;justify-content:center;align-items:center;gap:3px;min-height:53px;padding:8px 5px;font-family:IBM Plex Mono,monospace;font-size:18px;transition:background .45s,border-color .45s;display:flex}.pyv-b-string-token{background:var(--pv-soft);color:var(--pv-accent);border-radius:5px;padding:3px;transition:background .5s}.pyv-b-string-template[data-assembled=true]{background:var(--pv-sage);border-color:var(--pv-green)}.pyv-b-string-template[data-assembled=true] .pyv-b-string-token{color:var(--pv-ink);background:0 0}.pyv-b-string-underline{border-bottom:1px solid var(--pv-green);width:55%;height:10px;margin:0 auto}.pyv-b-comparison-source{color:var(--pv-muted);justify-content:center;align-items:center;gap:18px;margin-bottom:20px;display:flex}.pyv-b-comparison-source strong{color:var(--pv-ink);background:var(--pv-soft);border-radius:8px;padding:0 17px;font-size:31px}.pyv-b-comparison-rows{gap:12px;display:grid}.pyv-b-comparison-row{align-items:center;gap:14px;display:flex}.pyv-b-comparison-row code{white-space:nowrap;width:86px;padding:6px 0;font-size:17px}.pyv-b-comparison-wire{background:var(--pv-line);flex:1;height:1px;position:relative}.pyv-b-comparison-wire:after{content:"";background:var(--pv-accent);opacity:0;border-radius:50%;width:5px;height:5px;transition:left .5s,opacity .35s;position:absolute;inset:-2px auto auto 0}.pyv-b-comparison-row[data-checked=true] .pyv-b-comparison-wire:after{opacity:1;left:95%}.pyv-b-comparison-row>b{text-align:center;border:1px solid var(--pv-line);border-radius:7px;width:74px;padding:7px 8px;transition:background .3s,color .3s}.pyv-b-comparison-row[data-checked=true]>b[data-truth=true]{background:var(--pv-sage);color:var(--pv-green);border-color:var(--pv-green)}.pyv-b-comparison-row[data-checked=true]>b[data-truth=false]{background:var(--pv-warm);color:var(--pv-rust);border-color:var(--pv-rust)}.pyv-b-branch-input{text-align:center;color:var(--pv-muted);margin-bottom:18px}.pyv-b-branch-input strong{color:var(--pv-ink);margin-left:13px;font-size:26px}.pyv-b-branch-tree{border-left:1px dashed var(--pv-line);margin-left:6px;padding-left:12px}.pyv-b-branch-test{grid-template-columns:72px 1fr 72px;align-items:center;gap:7px;margin-bottom:13px;font-size:16px;display:grid}.pyv-b-branch-test code{padding:7px 0}.pyv-b-branch-test>span{color:var(--pv-muted);font-size:14px}.pyv-b-branch-test>b{text-align:center;border:1px solid var(--pv-line);border-radius:7px;padding:9px 5px;font-size:16px;transition:background .4s,color .4s,transform .4s}.pyv-b-branch-test.is-current>code{color:var(--pv-accent)}.pyv-b-branch-test .pyv-b-chosen{background:var(--pv-sage);border-color:var(--pv-green);color:var(--pv-green);transform:translateY(-2px)}.pyv-b-branch-else{opacity:.6}.pyv-b-list-name{color:var(--pv-muted);margin-bottom:15px;font:17px IBM Plex Mono,monospace}.pyv-b-list-name>span{float:right;font:14px/1.6 IBM Plex Sans,sans-serif}.pyv-b-index-cells{grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;display:grid}.pyv-b-index-cells>div{flex-direction:column;align-items:center;gap:8px;min-width:0;display:flex}.pyv-b-index-cells small{color:var(--pv-muted);font:15px IBM Plex Mono,monospace}.pyv-b-index-cells b{border:1px solid var(--pv-line);text-align:center;border-radius:8px;width:100%;padding:15px 3px;font-size:19px;transition:background .4s,border-color .4s,transform .4s}.pyv-b-index-cells>div[data-selected=true] b{border-color:var(--pv-accent);background:var(--pv-soft);transform:translateY(-3px)}.pyv-b-index-selector{width:33.333%;transform:translateX(calc(var(--pyv-b-index) * 100%));color:var(--pv-accent);flex-direction:column;align-items:center;transition:transform .55s cubic-bezier(.2,.8,.2,1),opacity .4s;display:flex}.pyv-b-index-selector>span{font-size:24px;line-height:1}.pyv-b-index-selector>b{font:16px IBM Plex Mono,monospace}.pyv-b-indexing 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auto;display:block}.pyv-b-loop-path .pyv-b-loop-dot{fill:var(--pv-accent);stroke:none;offset-distance:100%;animation:.6s both pyv-b-travel}.pyv-b-accumulator{border:1px solid var(--pv-accent);background:var(--pv-paper);border-radius:10px;grid-template-columns:1fr 1fr;align-items:center;width:170px;margin:0 auto;padding:8px 15px 12px;display:grid}.pyv-b-accumulator>span{color:var(--pv-muted);font-size:17px}.pyv-b-accumulator>strong{text-align:right;font-size:35px;line-height:1.3}.pyv-b-total-bars{grid-column:1/-1;gap:3px;width:100%;height:7px;margin-top:5px;display:flex}.pyv-b-total-bars i{background:var(--pv-accent);transform-origin:0;border-radius:3px;transition:opacity .4s,transform .4s}.pyv-b-total-bars i[data-visible=false]{transform:scaleX(0)}.pyv-b-total-bars i:nth-child(2){opacity:.65}.pyv-b-total-bars i:nth-child(3){opacity:.4}@keyframes pyv-b-value-in{0%{opacity:.1;transform:translateY(7px)}to{opacity:1;transform:translateY(0)}}@keyframes pyv-b-travel{0%{offset-distance:0}to{offset-distance:100%}}[data-motion=paused] .pyv-b-scene *,[data-motion=paused] .pyv-b-scene :after{transition:none!important;animation:none!important}@media (prefers-reduced-motion:reduce){.pyv-b-scene *,.pyv-b-scene :after{transition:none!important;animation:none!important}}@media (max-width:400px){.pyv-b-scene{padding-inline:0;font-size:16px}.pyv-b-runtime-stops{gap:7px}.pyv-b-runtime-stop>strong{font-size:13px}.pyv-b-string-template{font-size:16px}.pyv-b-string-token{padding:2px}.pyv-b-trace-line code{font-size:17px}.pyv-b-branch-test{grid-template-columns:66px 1fr 70px;gap:5px}.pyv-b-index-cells b{font-size:18px}}
.pyv-s-scene{width:100%;min-width:0;max-width:470px;color:var(--pv-ink);text-align:center;margin-inline:auto;font-size:17px;line-height:1.45}.pyv-s-scene *,.pyv-s-scene :before,.pyv-s-scene :after{box-sizing:border-box}.pyv-s-scene-heading{margin-bottom:22px;font-size:19px;font-weight:700}.pyv-s-note{color:var(--pv-muted);margin:20px 0 0;font-size:16px;line-height:1.5}.pyv-s-token{border:1.5px solid var(--pv-line);background:var(--pv-paper);min-width:44px;min-height:44px;color:var(--pv-ink);border-radius:10px;justify-content:center;align-items:center;padding:8px 12px;font-size:17px;font-weight:650;line-height:1.2;transition:background .35s,border-color .35s,transform .35s,opacity .35s;display:inline-flex}.pyv-s-token--active{border-color:var(--pv-accent);background:var(--pv-soft);transform:translateY(-3px)}.pyv-s-token--muted{color:var(--pv-muted);background:0 0;border-style:dashed}.pyv-s-box-label,.pyv-s-track-label{color:var(--pv-muted);margin-bottom:12px;font-size:16px;display:block}.pyv-s-track-label{font-family:var(--font-mono,monospace)}.pyv-s-pair-tracks{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.pyv-s-pair-track{border:1.5px solid var(--pv-line);background:var(--pv-paper);border-radius:16px;justify-items:stretch;gap:10px;padding:14px 8px;transition:border-color .35s,background .35s;display:grid}.pyv-s-pair-track--unpaired{background:0 0;border-style:dashed}.pyv-s-connector{color:var(--pv-accent);font-size:27px;line-height:1;transition:opacity .35s;transform:rotate(90deg)}.pyv-s-connector--idle{opacity:.3}.pyv-s-pair-track--unpaired .pyv-s-connector{color:var(--pv-muted)}.pyv-s-numberline{border:1.5px solid var(--pv-line);background:var(--pv-paper);border-radius:16px;padding:20px 12px}.pyv-s-numberline-track{grid-template-columns:repeat(4,1fr);gap:8px;display:grid;position:relative}.pyv-s-numberline-track:before{background:var(--pv-accent);content:"";height:2px;position:absolute;top:26px;left:10%;right:10%}.pyv-s-number-stop{justify-items:center;gap:10px;display:grid;position:relative}.pyv-s-number-stop b{border:2px solid var(--pv-accent);background:var(--pv-soft);border-radius:50%;place-items:center;width:52px;height:52px;font-size:23px;display:grid}.pyv-s-number-stop small{color:var(--pv-muted);font-size:16px}.pyv-s-number-stop--excluded b{border-style:dashed;border-color:var(--pv-muted);background:var(--pv-paper);color:var(--pv-muted)}.pyv-s-loop-test{border:2px solid var(--pv-accent);background:var(--pv-soft);border-radius:12px;justify-content:space-between;align-items:center;gap:12px;padding:14px 18px;transition:background .35s,border-color .35s;display:flex}.pyv-s-loop-test span{font-family:var(--font-mono,monospace)}.pyv-s-loop-test strong{font-size:16px}.pyv-s-loop-body{border-right:2px solid var(--pv-accent);border-bottom:2px solid var(--pv-accent);border-left:2px solid var(--pv-accent);border-radius:0 0 28px 28px;justify-content:center;align-items:center;gap:18px;margin:16px 20px;padding:16px;transition:opacity .35s,border-color .35s;display:flex;position:relative}.pyv-s-loop-arrow{background:var(--pv-bg);color:var(--pv-accent);padding-block:4px;font-size:30px;position:absolute;top:-14px;left:-13px}.pyv-s-value-register{border:1.5px solid var(--pv-line);background:var(--pv-paper);border-radius:12px;min-width:84px;padding:9px 16px;display:grid}.pyv-s-value-register span{color:var(--pv-muted)}.pyv-s-value-register strong{font-size:34px;line-height:1.15}.pyv-s-loop-operation{font-size:24px;font-weight:650}.pyv-s-history{justify-content:center;gap:8px;display:flex}.pyv-s-history 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var(--pv-line);padding:6px 8px}.pyv-d-mean{border:1px solid var(--pv-green);background:var(--pv-sage);border-radius:9px;align-content:center;justify-items:center;gap:3px;padding:8px;display:grid}.pyv-d-mean b{font:550 30px var(--mono,monospace);color:var(--pv-green)}.pyv-d-mean span{color:var(--pv-muted);font-size:12px}.pyv-d-bar{fill:var(--pv-accent);transition:y .5s,height .5s}.pyv-d-mean-line path{stroke:var(--pv-green);stroke-dasharray:5 4;stroke-width:1.5px}.pyv-d-scene svg .pyv-d-mean-line text{fill:var(--pv-green);text-anchor:end;font-size:12px}.pyv-d-scene svg .pyv-d-day{fill:var(--pv-ink)}@media (prefers-reduced-motion:reduce){.pyv-d-scene *,.pyv-d-scene :before,.pyv-d-scene :after{transition:none!important}}[data-motion=paused] .pyv-d-scene *,[data-motion=paused] .pyv-d-scene :before,[data-motion=paused] .pyv-d-scene :after{transition:none!important}
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.sh-scene{flex-direction:column;flex-shrink:0;justify-content:center;min-height:340px;display:flex}.fd-player .sh-footer{background:var(--sh-bg);z-index:5;flex:none;position:relative}.fd-player .fd-kicker{font:13px var(--mono);color:var(--sh-muted);letter-spacing:.04em;margin-bottom:20px;display:block}.fd-player .fd-intro h1{max-width:780px;font-size:clamp(32px,4vw,46px);line-height:1.2}.fd-player .fd-intro .fd-copy{margin-top:26px}.fd-player .fd-reading{width:100%;max-width:760px;margin-inline:auto}.fd-player h2{letter-spacing:-.35px;text-wrap:balance;font-size:30px;font-weight:550;line-height:1.35}.fd-player .fd-copy{color:var(--sh-ink);overflow-wrap:anywhere;font-size:22px;line-height:1.7}.fd-player h2+.fd-copy{margin-top:22px}.fd-player .fd-copy p{white-space:pre-wrap}.fd-player .fd-copy p+p{margin-top:22px}.fd-player .fd-copy code,.fd-player .fd-analogy code{background:var(--sh-soft);border-radius:4px;padding:1px 5px;font-size:.86em}.fd-player .fd-analogy,.fd-player .fd-next{border-left:3px solid var(--sh-accent);color:var(--sh-muted);margin-top:28px;padding-left:18px;font-size:19px;line-height:1.6}.fd-player .fd-equation{background:var(--sh-soft);font:20px/1.7 var(--mono);border-radius:14px;margin-top:26px;padding:24px;overflow-x:auto}.fd-player .fd-recap ul{gap:18px;margin:30px 0 0;padding-left:24px;font-size:21px;line-height:1.6;display:grid}.fd-player .fd-recap li::marker{color:var(--sh-accent)}.fd-player .fd-hint{color:var(--sh-muted);margin:24px 0 0}.fd-player .fd-hint summary{cursor:pointer;min-height:44px;padding:10px 0;font-size:16px}.fd-player .fd-hint .fd-copy{margin-top:6px;font-size:18px}.fd-player .fd-activity{--sage:var(--sh-green);--warm:var(--rust);--cream:var(--sh-bg);min-width:0}.fd-player .blk-split{grid-template-columns:1fr;gap:22px;display:grid}.fd-player .blk-visual{width:100%;max-width:600px;margin-inline:auto}.fd-player .reveal-h{color:var(--sh-ink);font:500 26px/1.5 var(--sans)!important}.fd-player .reveal-b{font:20px/1.65 var(--sans);color:var(--sh-ink)}.fd-player .lq-ask{margin-bottom:26px}.fd-player .lq-prompt{font:500 24px/1.5 var(--sans)}.fd-player .lq-bubble{background:0 0;border:0;padding:0}.fd-player .lq-ask__tensor{display:none}.fd-player .lq-kicker{margin-bottom:12px;font-size:13px}.fd-player .lq-grid{gap:14px}.fd-player .lq-opt{border:1.5px solid var(--sh-line);background:var(--sh-paper);min-height:76px;padding:18px}.fd-player .lq-opt__label{font-size:20px;line-height:1.45}.fd-player .lq-opt--correct{background:var(--sh-sage);border-color:var(--sh-green)}.fd-player .lq-opt--wrong{background:var(--sh-butter);border-color:var(--rust)}.fd-player .lq-opt--dim{opacity:1}.fd-player .lq-strip__line{font-size:18px;line-height:1.55}.fd-player .lq-strip{border-radius:10px;padding:16px}.fd-player .lbtn{border:1px solid var(--sh-line);background:var(--sh-paper);color:var(--sh-ink);min-height:48px;font:17px var(--sans);border-radius:10px;padding:12px 20px}.fd-player .lbtn-accent{background:var(--sh-ink);color:var(--sh-bg);border-color:var(--sh-ink)}.fd-player .lq-bug-code{font-size:16px!important}.fd-player .lq-bug-code button{min-height:48px}.fd-player .lq-bug-line-text{overflow-wrap:anywhere;min-width:0;white-space:pre-wrap!important}.fd-player .act-h{font:500 28px/1.4 var(--sans)}.fd-player .act-note{font-size:19px;line-height:1.6}.fd-player .act-kick{font-size:14px}.fd-player .godeeper{border:1px solid var(--sh-line);border-radius:14px;padding:24px}.fd-player .godeeper summary{cursor:pointer;font-size:24px}.fd-player .fd-lab{gap:22px;width:100%;min-width:0;display:grid}.fd-player .fd-lab-head{gap:12px;display:grid}.fd-player .fd-lab-head p{color:var(--sh-muted);font-size:19px;line-height:1.6}.fd-player .fd-progress{font:13px var(--mono);color:var(--sh-muted)}.fd-player .fd-board{border:1px solid var(--sh-line);background:var(--sh-paper);border-radius:18px;min-width:0;padding:28px}.fd-player .fd-board svg{max-width:100%;height:auto;display:block}.fd-player .fd-board table{border-collapse:collapse;width:100%;font-size:18px}.fd-player .fd-board th,.fd-player .fd-board td{border-bottom:1px solid var(--sh-line);text-align:left;padding:12px 10px}.fd-player .fd-choices{gap:12px;display:grid}.fd-player .fd-choice{background:var(--sh-paper);border:1.5px solid var(--sh-line);text-align:left;border-radius:12px;min-height:56px;padding:15px 20px;font-size:19px;line-height:1.5;transition:background .18s,border-color .18s}.fd-player .fd-choice:hover:not(:disabled),.fd-player .fd-choice[data-selected=true],.fd-player .fd-choice[aria-pressed=true]{border-color:var(--sh-accent);background:var(--sh-soft)}.fd-player .fd-choice[data-correct=true]{border-color:var(--sh-green);background:var(--sh-sage)}.fd-player .fd-action{border:1px solid var(--sh-ink);background:var(--sh-ink);min-width:190px;min-height:50px;color:var(--sh-bg);box-shadow:0 3px 0 var(--sh-muted);border-radius:11px;justify-self:center;padding:12px 24px;font-size:18px;font-weight:500}.fd-player .fd-action:disabled{background:var(--disabled-bg);color:var(--sh-muted);border-color:var(--sh-line);box-shadow:none}.fd-player .fd-feedback{min-height:30px;color:var(--sh-ink);font-size:18px;line-height:1.6}.fd-player .fd-code{font:17px/1.7 var(--mono);white-space:pre-wrap;overflow-wrap:anywhere}.fd-player [data-motion=paused] *,.fd-player[data-motion=paused] *{animation-play-state:paused!important}@media (max-width:1000px){.fd-player .sh-header{gap:18px;padding-inline:24px}.fd-player .sh-course-label{max-width:260px;padding-left:18px}.fd-player .sh-progress-track{width:170px}}@media (max-width:760px){.fd-player .sh-stage{padding:30px 22px}.fd-player .sh-scene{min-height:280px}.fd-player .sh-course-label{max-width:46vw}.fd-player h2{font-size:26px}.fd-player .fd-copy{font-size:20px;line-height:1.65}.fd-player .fd-board{border-radius:13px;padding:18px 14px}.fd-player .fd-board th,.fd-player .fd-board td{padding:9px 6px;font-size:16px}.fd-player .fd-choice{padding:13px 16px;font-size:18px}.fd-player .fd-lab{gap:18px}.fd-player .lq-prompt{font-size:23px}.fd-player .lq-opt__label{font-size:19px}}@media (prefers-reduced-motion:reduce){.fd-player *{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
.lcx-stage{background:var(--app-lav-s);min-height:100dvh;color:var(--app-ink);flex-direction:column;display:flex;position:relative}.lcx-body{text-align:center;flex-direction:column;flex:1;justify-content:flex-start;align-items:center;gap:18px;width:100%;max-width:460px;margin:0 auto;padding:clamp(24px,6vh,60px) 24px 8px;display:flex}.lcx-hero{line-height:0;display:inline-block}.lcx-title{font-family:var(--fs-sans);letter-spacing:-.02em;color:var(--app-ink);margin:0;font-size:clamp(28px,8vw,36px);font-weight:700;line-height:1.05}.lcx-sub{color:var(--app-ink-soft);margin:0;font-size:17px;line-height:1.45}.lcx-sub b{color:var(--app-ink);font-weight:600}.lcx-stats{grid-template-columns:repeat(auto-fit,minmax(96px,1fr));gap:10px;width:100%;margin:0;padding:0;list-style:none;display:grid}.lcx-stat{background:var(--app-paper);border-radius:18px;padding:16px 10px}.lcx-stat-v{font-family:var(--fs-sans);color:var(--lcx-stat-tint,var(--app-ink));font-size:28px;font-weight:700;line-height:1.1;display:block}.lcx-stat-l{color:var(--app-ink-soft);margin-top:2px;font-size:12px;font-weight:600;display:block}.lcx-streak-flip{background:var(--app-butter-s);border:2px solid var(--app-butter);border-radius:18px;justify-content:center;align-items:center;gap:12px;min-height:44px;padding:14px 22px;text-decoration:none;display:flex}.lcx-streak-flip__mark{color:var(--app-butter-text);font-size:22px;line-height:1}.lcx-streak-flip__was{font-family:var(--fs-serif);color:var(--app-ink-soft);font-size:20px}.lcx-streak-flip__arrow{color:var(--app-butter-text)}.lcx-streak-flip__now{font-family:var(--fs-serif);color:var(--app-butter-text);font-size:28px;line-height:1}.lcx-tomorrow{background:var(--app-paper);text-align:left;border-radius:20px;align-items:center;gap:14px;width:100%;min-height:44px;padding:14px 18px;display:flex}.lcx-tomorrow__tile{background:var(--app-sky-s);width:44px;min-width:44px;height:44px;min-height:44px;color:var(--app-sky-text);border-radius:12px;flex:none;place-items:center;display:grid}.lcx-tomorrow__text{flex:auto;min-width:0;margin:0}.lcx-tomorrow__kicker{font-family:var(--fs-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--app-sky-text);font-size:11px;font-weight:500;display:block}.lcx-tomorrow__body{color:var(--app-ink-soft);margin-top:2px;font-size:14px;line-height:1.35;display:block}.lcx-unlock{background:var(--app-paper);text-align:left;border-radius:20px;align-items:center;gap:14px;width:100%;min-height:44px;padding:16px 18px;text-decoration:none;display:flex}.lcx-unlock__tile{background:var(--ut-soft,var(--app-sage-s));width:56px;min-width:56px;height:56px;min-height:56px;color:var(--ut-text,var(--app-sage-text));border-radius:14px;flex:none;place-items:center;display:grid}.lcx-unlock__text{flex:auto;min-width:0}.lcx-unlock__kicker{letter-spacing:.1em;text-transform:uppercase;color:var(--ut-text,var(--app-sage-text));font-size:12px;font-weight:700;display:block}.lcx-unlock__name{color:var(--app-ink);margin-top:2px;font-size:18px;font-weight:700;line-height:1.2;display:block}.lcx-unlock__sub{color:var(--app-muted-paper);font-size:13px;line-height:1.35;display:block}.lcx-chev{color:var(--app-muted-paper);flex:none;line-height:0;display:inline-flex}.lcx-next{background:var(--app-paper);text-align:left;border-radius:20px;width:100%;padding:16px 18px}.lcx-next-kicker{font-family:var(--fs-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--app-sky-text);font-size:11px;font-weight:500;display:block}.lcx-next-title{color:var(--app-ink);margin-top:3px;font-size:18px;font-weight:700;line-height:1.2;display:block}.lcx-next-hook{color:var(--app-ink-soft);-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;margin:6px 0 0;font-size:14px;line-height:1.4;display:-webkit-box;overflow:hidden}.lcx-next-hook .em{font-style:italic}.lcx-next--locked{background:var(--app-butter-s)}.lcx-next--locked .lcx-next-kicker{color:var(--app-butter-text)}.lcx-next-note{color:var(--app-ink-soft);margin:6px 0 0;font-size:14px;line-height:1.4}.lcx-save{background:var(--app-paper);text-align:left;border-radius:20px;flex-direction:column;gap:12px;width:100%;padding:18px 20px;display:flex}.lcx-save__kicker{font-family:var(--fs-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--app-butter-text);font-size:11px;font-weight:500}.lcx-save__body{color:var(--app-ink-soft);margin:0;font-size:14.5px;line-height:1.5}.lcx-save__cta{align-self:stretch}.lcx-save__later{min-height:44px;color:var(--app-ink-soft);text-underline-offset:3px;align-self:center;align-items:center;font-size:14px;text-decoration:underline;display:inline-flex}body:has(.lcx-stage){overflow-x:clip}.lcx-foot{z-index:2;width:100%;max-width:460px;padding:14px 24px max(28px, env(safe-area-inset-bottom,0px));background:var(--app-lav-s);flex-direction:column;gap:10px;margin:0 auto;display:flex;position:sticky;bottom:0}.lcx-foot:before{content:"";background:linear-gradient(to top, var(--app-lav-s), transparent);pointer-events:none;height:20px;position:absolute;top:-20px;left:0;right:0}.lcx-cta{background:var(--app-lav-fill);min-height:60px;color:var(--app-fill-on);font-family:var(--fs-sans);text-align:center;box-shadow:0 4px 0 color-mix(in srgb, var(--app-lav-fill) 76%, #000);border-radius:18px;justify-content:center;align-items:center;gap:10px;padding:14px 20px;font-size:18px;font-weight:700;line-height:1.2;text-decoration:none;display:flex}[data-theme=dark] .lcx-cta{color:var(--app-cream)}.lcx-cta:active{box-shadow:0 2px 0 color-mix(in srgb, var(--app-lav-fill) 76%, #000);transform:translateY(2px)}.lcx-back{min-height:46px;color:var(--app-ink-soft);justify-content:center;align-items:center;padding:8px 16px;font-size:16px;font-weight:600;text-decoration:none;display:flex}.lcx-stage a,.lcx-stage button{scroll-margin-top:24px;scroll-margin-bottom:calc(180px + env(safe-area-inset-bottom,0px))}.lcx-cta:focus-visible{box-shadow:0 0 0 4px var(--focus-halo), 0 4px 0 color-mix(in srgb, var(--app-lav-fill) 76%, #000);outline-offset:3px}.lcx-cta:focus-visible:active{box-shadow:0 0 0 4px var(--focus-halo), 0 2px 0 color-mix(in srgb, var(--app-lav-fill) 76%, #000)}.lcx-cta[disabled]{opacity:.6;cursor:default}.lcx-cta[disabled]:active{transform:none}