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324;image-rendering:pixelated;border-radius:var(--radius);background:#000}.game-preview-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:14px;padding:16px;border-radius:var(--radius);background:#0006;color:#fff;text-align:center}.game-preview-overlay p,.game-preview-overlay span{margin:0;font-weight:700;text-shadow:0 1px 3px rgb(0 0 0 / .8)}.btn.big{padding:14px 34px;font-size:1.3rem;font-family:var(--font-display);font-weight:800;animation:pulse-glow 2s ease-in-out infinite}.wasm-game{display:flex;flex-direction:column;align-items:center;gap:8px;width:100%}.wasm-game>p{max-width:600px;margin:0}.wasm-stage{position:relative;width:min(600px,100%)}.wasm-canvas{display:block;width:100%;height:auto;aspect-ratio:300 / 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1}.tc-group.dpad .right{grid-area:2 / 3}.tc-group.dpad .down{grid-area:3 / 2}.tc-btn{display:inline-flex;align-items:center;justify-content:center;min-width:56px;min-height:56px;padding:0 12px;border-radius:var(--radius);border:2px solid var(--line-strong);background:var(--surface-2);color:var(--ink);font-family:var(--font-arcade);font-weight:700;font-size:1rem;letter-spacing:.03em;line-height:1.2;white-space:nowrap;cursor:pointer;touch-action:none}.tc-btn.big{flex:1 1 auto;min-width:0;max-width:220px;min-height:88px;padding:0 14px;font-size:.8rem;white-space:normal;text-align:center}.tc-group.stack .tc-btn{max-width:none}@media(max-width:420px){.tc-group.dpad{grid-template-columns:repeat(3,50px);grid-template-rows:repeat(3,50px)}.tc-btn{min-width:50px;min-height:50px;padding:0 10px;font-size:.6rem}.tc-btn.big{min-height:76px;font-size:.7rem}}@media(pointer:coarse)and (orientation:landscape)and (max-height:520px){.topbar{position:static}.wasm-game{flex-direction:row;flex-wrap:wrap;justify-content:center;align-items:center;gap:12px}.wasm-stage{width:min(600px,100%,calc((100dvh - 60px) * 300 / 324))}.touch-controls{display:contents}.tc-group.left{order:-1}.tc-group.right{order:1}.wasm-game>p{flex-basis:100%;order:2;text-align:center}}.tc-btn.pressed{border-color:var(--primary-2);background:var(--primary-soft);box-shadow:var(--glow-cyan);transform:scale(.96)}.tc-btn[aria-disabled=true]{opacity:.4}.wasm-canvas:focus-visible{box-shadow:var(--glow-cyan),var(--shadow-2)}.wasm-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:12px;border-radius:var(--radius);background:#000000a6;color:#fff;font-size:1.2rem;text-align:center}.wasm-score{font-family:var(--font-arcade);font-weight:700;font-size:2.2rem;line-height:1.3;font-variant-numeric:tabular-nums;color:var(--primary-2);text-shadow:0 0 12px rgb(34 211 238 / .7)}.tabs.small-tabs{margin-bottom:10px}.tabs.small-tabs button{padding:4px 12px;font-size:.85rem}.leaderboard{list-style:none;padding:0;margin:0}.leaderboard li{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:10px}.leaderboard li+li{border-top:1px solid var(--line)}.leaderboard li.me{background:var(--primary-soft);box-shadow:inset 3px 0 0 var(--primary-2);font-weight:700}.lb-rank{width:2em;text-align:center;font-family:var(--font-arcade);font-weight:700;font-size:1rem;font-variant-numeric:tabular-nums;color:var(--ink-2)}.lb-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lb-score{font-family:var(--font-arcade);font-weight:700;font-size:1.05rem;font-variant-numeric:tabular-nums;color:var(--primary-2)}.shop-tabs{flex-basis:100%;flex-wrap:wrap}.shop-tabs button{flex:1 1 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.2s}.skin-choice:hover:not(:disabled){border-color:var(--primary);box-shadow:var(--glow-primary)}.skin-choice:disabled{cursor:default}.skin-choice:disabled:not(.equipped){opacity:.55}.skin-choice.equipped{border-color:var(--good);background:var(--good-soft);box-shadow:var(--glow-good)}.shop-name{font-weight:700}.skin-preview{position:relative;display:grid;place-items:center;width:56px;height:56px;border:3px solid var(--line-strong);border-radius:10px;font-weight:700}.skin-preview.scene{overflow:hidden;padding:0}.skin-preview.scene img{width:100%;height:100%;object-fit:cover;image-rendering:pixelated}.challenge-steps{display:flex;gap:6px;list-style:none;padding:0;margin:0}.challenge-steps li{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;border:2px solid var(--line-strong);background:var(--surface-2);font-family:var(--font-display);font-weight:800;color:var(--ink-2)}.challenge-steps li.current{border-color:var(--primary-2);color:var(--primary-2);box-shadow:var(--glow-cyan)}.challenge-steps li.right{border-color:var(--good);background:var(--good-soft);color:var(--good-ink)}.challenge-steps li.wrong{border-color:var(--bad);background:var(--bad-soft);color:var(--bad-ink)}.challenge-card{border-color:#fbbf2480;background:var(--warning-soft);box-shadow:0 0 0 1px #fbbf2440,0 0 20px #fbbf2433}.challenge-card-body{display:flex;align-items:center;gap:12px;justify-content:space-between}.challenge-card-body .progress{flex:1}.challenge-end{position:relative}.challenge-steps.compact{position:relative;display:flex;flex-wrap:nowrap;justify-content:space-between;align-items:center;gap:2px;width:100%;max-width:640px;padding:4px 0}.challenge-steps.compact:before{content:"";position:absolute;left:4px;right:4px;top:50%;height:2px;background:var(--line-strong)}.challenge-steps.compact li{position:relative;z-index:1;flex:0 1 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.input{width:90px}.ledger-list{list-style:none;padding:0;margin:0}.ledger-list li{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:6px 0;border-bottom:1px solid var(--line);font-size:.9rem}.ledger-list strong{white-space:nowrap}@keyframes rise-in{0%{opacity:0;transform:translateY(10px)}}@keyframes pop-in{0%{opacity:0;transform:scale(.96)}}@keyframes pop{50%{transform:scale(1.03)}}@keyframes shake{10%,90%{transform:translate(-2px)}20%,80%{transform:translate(4px)}30%,50%,70%{transform:translate(-6px)}40%,60%{transform:translate(6px)}}@keyframes bad-pulse{0%{box-shadow:0 0 #f8717199}to{box-shadow:0 0 0 14px #f8717100}}@keyframes pulse-glow{0%,to{box-shadow:var(--glow-primary)}50%{box-shadow:0 0 0 2px #8b5cf6b3,0 8px 36px #8b5cf6b3}}@keyframes shimmer{to{background-position:-200% 0}}@keyframes blink{50%{opacity:.4}}.card,.tile,.game-card,.exercise-tile,.shop-item,.skin-choice,.hero{animation:rise-in .35s ease-out both;animation-delay:calc(var(--i, 0) * 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i{position:absolute;left:50%;top:45%;width:var(--s);height:var(--s);background:var(--c);border-radius:2px;animation:burst-fly .95s cubic-bezier(.2,.8,.3,1) var(--d) both}.burst-coins i{background:none;width:auto;height:auto;font-size:20px;font-style:normal;line-height:1}@keyframes burst-fly{0%{transform:translate(0) rotate(0);opacity:1}60%{transform:translate(var(--dx),var(--dy)) rotate(var(--rot));opacity:1}to{transform:translate(var(--dx),calc(var(--dy) + 160px)) rotate(var(--rot));opacity:0}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.topbar.quiz .brand-sub{color:var(--primary-2)}.quiz-form .field{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}.quiz-form .field-label{font-weight:700;color:var(--ink-2);font-size:.9rem}.chip.big{padding:8px 18px;font-weight:700;font-size:1rem}.quiz-form .field.disabled .chips{opacity:.35;pointer-events:none}.quiz-code-small{font-size:1.1rem;letter-spacing:.12em;color:var(--primary-2)}.quiz-list td{vertical-align:middle}.quiz-actions{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}.quiz-host{position:relative}.quiz-host-head{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:16px}.quiz-host-head-side{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.quiz-progress{font-size:1.3rem;color:var(--primary-2)}.quiz-big-btn{font-size:1.25rem;padding:14px 28px;width:100%;justify-content:center}.quiz-lobby{display:grid;grid-template-columns:auto minmax(0,1fr);gap:24px;align-items:start}.quiz-join-card{display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px}.quiz-join-card h2,.quiz-players-card h2{margin:0 0 6px}.quiz-qr{background:#fff;padding:12px;border-radius:var(--radius);box-sizing:content-box;display:grid;place-items:center}.quiz-qr img{display:block;image-rendering:pixelated}.quiz-join-url{font-size:1.15rem;font-weight:700;word-break:break-all;margin:0}.quiz-code{font-size:clamp(2.6rem,6vw,4.5rem);letter-spacing:.18em;color:var(--primary-2);text-shadow:0 0 18px rgb(34 211 238 / .55);line-height:1.1}.quiz-players-card{display:flex;flex-direction:column;gap:12px;min-height:320px}.quiz-players-card .quiz-players{flex:1;align-content:flex-start}.quiz-waiting{flex:1;font-size:1.2rem}.quiz-players{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px}.quiz-players.compact{margin-top:10px;gap:8px}.quiz-chip{padding:10px 18px;border-radius:var(--radius-pill);background:var(--surface-2);border:2px solid var(--line-strong);font-weight:800;font-size:1.15rem;animation:pop-in .35s ease-out}.quiz-players.compact .quiz-chip{font-size:.95rem;padding:6px 14px;opacity:.55}.quiz-chip.leader{border-color:var(--warning);box-shadow:0 0 12px #fbbf2459}.quiz-chip.answered{opacity:1;border-color:var(--primary-2);background:var(--primary-soft);box-shadow:var(--glow-cyan)}.quiz-countdown-wrap{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:50vh;text-align:center}.quiz-countdown-label{font-size:1.6rem;font-weight:800;color:var(--ink-2);margin:0}.quiz-countdown{font-size:clamp(6rem,28vh,15rem);line-height:1;color:var(--primary-2);text-shadow:0 0 40px rgb(34 211 238 / .6);animation:quiz-tick 1s ease-out}@keyframes quiz-tick{0%{transform:scale(1.35);opacity:.4}to{transform:scale(1);opacity:1}}.quiz-stage{display:flex;flex-direction:column;gap:14px}.quiz-timer-row{display:flex;align-items:center;gap:14px}.quiz-timer{flex:1;height:18px;border-radius:var(--radius-pill);background:var(--surface-2);border:1px solid var(--line);overflow:hidden}.quiz-timer .fill{height:100%;border-radius:var(--radius-pill);background:var(--neon-gradient);transition:width .1s linear}.quiz-timer.low .fill{background:var(--bad)}.quiz-timer-seconds{font-size:1.6rem;min-width:1.6em;text-align:right}.quiz-question-card{text-align:center;margin-bottom:0}.quiz-question-card .figure{margin:12px auto 0;max-width:520px}.quiz-question{font-size:clamp(1.5rem,3.2vw,2.5rem);font-weight:800;line-height:1.3}.quiz-question .katex{font-size:1.05em}.quiz-answers{display:grid;grid-template-columns:1fr 1fr;gap:14px}.quiz-answers.two{grid-template-columns:1fr 1fr}.quiz-answer{display:flex;align-items:center;gap:16px;padding:22px 24px;border-radius:var(--radius);border:0;color:#fff;font:inherit;font-size:1.5rem;font-weight:800;text-align:left;box-shadow:var(--shadow-1);transition:transform .2s,opacity .3s,filter .3s}.quiz-answer .shape{font-size:1.6em;line-height:1;opacity:.9}.quiz-answer .text{flex:1;min-width:0}.quiz-answer .katex{color:inherit}.quiz-answer.c0{background:#e21b3c}.quiz-answer.c1{background:#1368ce}.quiz-answer.c2{background:#d89e00}.quiz-answer.c3{background:#26890c}.quiz-answer.correct{box-shadow:0 0 0 4px #fff,0 0 32px var(--good);transform:scale(1.03)}.quiz-answer.dim{opacity:.3;filter:grayscale(.6)}.quiz-answer .count{margin-left:auto;font-family:var(--font-arcade);font-size:1.8rem;min-width:2em;text-align:center;background:#00000040;border-radius:12px;padding:2px 10px}.quiz-answer-status{text-align:center;font-size:1.2rem;color:var(--ink-2)}.quiz-answer-status .arcade{font-size:1.6rem;color:var(--primary-2)}.quiz-answer-status .quiz-players{justify-content:center}.quiz-reveal-title{text-align:center;font-size:1.6rem;color:var(--good);margin:0}.quiz-reveal{margin-top:4px}.quiz-reveal .card{margin-bottom:0}.quiz-explanation{font-size:1.15rem;line-height:1.5;padding-bottom:12px;border-bottom:1px solid var(--line)}.quiz-results{list-style:none;margin:0;padding:0}.quiz-results li{display:flex;align-items:center;gap:12px;padding:8px 6px;font-size:1.15rem}.quiz-results li+li{border-top:1px solid var(--line)}.quiz-results .mark{font-weight:900;font-size:1.4rem;width:1.4em;text-align:center}.quiz-results li.good .mark{color:var(--good)}.quiz-results li.bad .mark{color:var(--bad)}.quiz-results .name{font-weight:800}.quiz-results .points{margin-left:auto;font-size:1.3rem}.quiz-results li.good .points{color:var(--good)}.quiz-reveal .quiz-big-btn{margin-top:14px}.quiz-final{position:relative;text-align:center}.quiz-final-title{font-size:clamp(2rem,5vw,3.2rem);margin:10px 0 20px}.quiz-podium{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));align-items:end;gap:12px;height:260px;max-width:720px;margin:0 auto 24px}.quiz-podium .step{display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:4px;padding:12px;border-radius:14px 14px 0 0;background:var(--surface-2);border:1px solid var(--line);border-bottom:0}.quiz-podium .p1{height:100%;background:linear-gradient(180deg,rgb(251 191 36 / .35),var(--surface-2));border-color:var(--warning);box-shadow:0 0 24px #fbbf244d}.quiz-podium .p2{height:72%}.quiz-podium .p3{height:52%}.quiz-podium .step.empty{visibility:hidden}.quiz-podium .medal{font-size:2.2rem}.quiz-podium .name{font-weight:900;font-size:1.3rem;overflow:hidden;text-overflow:ellipsis;max-width:100%}.quiz-podium .score{font-size:1.4rem;color:var(--primary-2)}.quiz-final .grid-2-1{text-align:left}.quiz-final-actions{display:flex;flex-direction:column;gap:10px}.quiz-final-actions .btn{justify-content:center}.quiz-play{min-height:100dvh;display:flex;flex-direction:column;padding:16px;gap:12px;max-width:640px;margin:0 auto;box-sizing:border-box}.quiz-play-card{display:flex;flex-direction:column;gap:14px;margin:auto 0}.quiz-play-card h1{margin:0;text-align:center}.quiz-play-card label{display:flex;flex-direction:column;gap:6px;font-weight:700}.quiz-play-input{font-size:1.4rem;padding:14px;text-align:center}.quiz-play-input.arcade{letter-spacing:.2em}.quiz-play-screen{flex:1;display:flex;flex-direction:column;gap:12px}.quiz-play-bar{display:flex;justify-content:space-between;align-items:center;font-size:1.1rem}.quiz-play-bar .arcade{color:var(--primary-2)}.quiz-play-index{margin:8px 0 0;text-align:center}.quiz-play .quiz-answers{flex:1;grid-auto-rows:1fr}.quiz-play .quiz-answer{flex-direction:column;justify-content:center;text-align:center;min-height:22vh;font-size:1.3rem;padding:14px;gap:8px;cursor:pointer;touch-action:manipulation;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}.quiz-play .quiz-answer:active{transform:scale(.96)}.quiz-play .quiz-timer-seconds{font-size:1.3rem}.quiz-play-status{position:relative;flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:10px;text-align:center;padding:24px 16px;border-radius:var(--radius);border:1px solid var(--line);background:var(--surface);font-size:1.15rem}.quiz-play-status p{margin:0}.quiz-play-status .big{font-size:1.8rem;font-weight:900}.quiz-play-status .points{font-size:4rem;line-height:1}.quiz-play-status.good{background:var(--good-soft);border-color:var(--good);box-shadow:var(--glow-good)}.quiz-play-status.good .points{color:var(--good)}.quiz-play-status.bad{background:var(--bad-soft);border-color:var(--bad);box-shadow:var(--glow-bad)}.quiz-play-status .quiz-big-btn{margin-top:12px}.quiz-play-ranking{width:100%;text-align:left}.quiz-play .quiz-countdown-wrap{flex:1}@media(max-width:760px){.quiz-lobby,.quiz-answers{grid-template-columns:1fr}.quiz-play .quiz-answers{grid-template-columns:1fr 1fr}.quiz-answer{font-size:1.2rem;padding:16px}.quiz-podium{height:200px}.quiz-players-card{min-height:0}}.quiz-draw{display:flex;flex-direction:column;align-items:center;gap:12px;margin-top:8px}.quiz-draw-target{display:flex;flex-direction:column;align-items:center;line-height:1}.quiz-draw-label{font-size:.9rem;font-weight:700;color:var(--ink-2);text-transform:uppercase;letter-spacing:.15em}.quiz-draw-value{font-size:clamp(3rem,8vw,6rem);color:var(--primary-2);text-shadow:0 0 24px rgb(34 211 238 / .55)}.quiz-draw-numbers{display:flex;flex-wrap:wrap;justify-content:center;gap:12px}.quiz-draw-number{min-width:2.2em;padding:10px 16px;border-radius:14px;background:var(--surface-2);border:2px solid var(--line-strong);font-size:clamp(1.6rem,4vw,2.6rem);text-align:center}.quiz-challenge-actions{text-align:center}.quiz-challenge-actions p{margin:8px 0 0}.quiz-challenge-answer{flex:1;min-width:0}.quiz-challenge-results li{align-items:flex-start}.quiz-challenge-results .mark{margin-top:2px}.quiz-lines{display:inline-flex;flex-wrap:wrap;gap:6px 14px}.quiz-line .mathador-line-text{font-size:1.05rem}.quiz-solution{margin:14px 0 0;padding-top:12px;border-top:1px solid var(--line)}.quiz-play .quiz-draw-value{font-size:2.6rem}.quiz-play .quiz-draw-number{font-size:1.4rem;padding:6px 12px}.quiz-play .mathador-card,.quiz-play .mathador-board{margin-bottom:0}