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pre{margin:0;min-height:3.2em;max-height:9em;overflow:auto;font-family:var(--font-mono);font-size:.95rem;line-height:1.6;color:#e6e9ef}.tr-out.is-new{display:inline-block;animation:sq-in .4s both;color:#7cf0a6}.tr-question:empty{display:none}.tr-q{font-weight:650;margin:10px 0 8px}.tr-answer{display:flex;gap:8px}.tr-answer .lab-input{max-width:10rem;font-size:1.05rem}.tr-pick{background:var(--bg-sunk);font-family:var(--font-mono)}.tr-why{font-family:var(--font-mono);font-size:.85rem;text-align:left}.tr-score{margin:10px 0 0;font-variant-numeric:tabular-nums}.tr-done{font-weight:700}.tr-stars{font-size:1.1rem;margin-inline-start:6px}.tr-trophy{display:inline-block;font-size:1.6rem;animation:tr-pop .7s both}@keyframes tr-pop{0%{transform:scale(0) rotate(-30deg)}70%{transform:scale(1.3) rotate(8deg)}to{transform:none}}.tr-bug{display:grid;gap:6px}.tr-bug .lab-tool{white-space:normal;text-align:start;justify-content:flex-start;background:var(--bg-sunk);line-height:1.45}.tr-bug .lab-tool.is-picked{outline:2px solid var(--accent)}[data-feedback]{position:relative}.tr-burst{position:absolute;inset-inline-end:12px;top:-6px;pointer-events:none}.tr-burst b{color:var(--ok);font-size:1.1rem;animation:tr-rise 1.1s both;display:inline-block}.tr-burst i{position:absolute;left:50%;top:50%;color:#f2b705;font-style:normal;animation:tr-star .9s both}@keyframes tr-rise{0%{transform:translateY(6px);opacity:0}30%{opacity:1}to{transform:translateY(-22px);opacity:0}}@keyframes tr-star{0%{transform:rotate(var(--a)) translate(0) scale(.4);opacity:1}to{transform:rotate(var(--a)) translate(var(--d)) scale(1);opacity:0}}.tr-table-wrap{overflow:auto;max-height:380px;border:1px solid var(--line);border-radius:10px}.tr-table th,.tr-table td{text-align:center}.tr-table tr.is-now td{background:var(--hl-line)}.tr-table tr.is-wrong td{background:var(--bad-bg)}@media(min-width:1024px){.lab-head{display:grid;grid-template-columns:minmax(14rem,auto) minmax(0,1fr);column-gap:40px;align-items:center;padding:14px 20px 10px}.lab-head .crumbs{grid-column:1;grid-row:1;margin:0}.lab-head .page-title{grid-column:1;grid-row:2;margin:0;font-size:clamp(1.55rem,1.1rem + 1vw,2rem)}.lab-head .page-lead{grid-column:2;margin:0;font-size:.94rem;line-height:1.6;max-width:62rem}html:not([data-lang=both]) .lab-head .page-lead{grid-row:1 / span 2}.lab-app{--lab-h: clamp(420px, calc(100vh - 244px) , 860px)}.lab-tools{gap:6px 8px}.lab-group{padding:3px;gap:2px}.lab-tool{font-size:.8rem;padding:6px 8px;gap:5px}.lab-tool .lab-ico{width:18px;height:18px}.lab-select{max-width:12rem}.lab-range input{width:72px}}.lab-stage--editor .lab-hint{inset-block-start:auto;inset-block-end:10px;inset-inline-start:auto;inset-inline-end:10px;max-width:min(26rem,calc(100% - 20px));font-size:.8rem;opacity:.94}@media(max-width:719px){.lab-tools{flex-wrap:nowrap;overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:none;margin-inline:-12px;padding:2px 12px 4px;scroll-padding-inline:12px}.lab-tools::-webkit-scrollbar{display:none}.lab-group{flex-wrap:nowrap;flex:none}.lab-head{padding-top:16px}.lab-head .page-lead{font-size:.95rem}}@media(max-width:719px){.lab-tag{font-size:9.5px;padding:1px 5px;border-radius:6px}[data-lab=network] .lab-tag:not(.is-sel) .mono{display:none}.lab-hint{font-size:.76rem;line-height:1.45;padding:5px 9px;inset-inline-end:10px}}