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#2a263c66}.teacher{padding:clamp(14px,2vw,24px);display:flex;flex-direction:column;gap:12px;overflow:auto}.teacher h2{margin:0;color:#be4e27}.teacher p{margin:0;font-weight:800}.field{background:#f5e8d2;border:3px solid #d99d59;border-radius:17px;padding:9px}.field label{display:block;font-weight:900;margin-bottom:5px}.field select{width:100%;border:3px solid #fff;border-radius:12px;padding:8px;background:#fff;color:#26354a;font-size:22px;font-weight:900;box-shadow:0 4px 0 #b77938}.teacher .equation{font-size:clamp(25px,3vw,38px);font-weight:900;text-align:center;color:#174c6c;background:#dff8fb;border:3px solid #65d8e4;border-radius:16px;padding:8px}.btn{border:4px solid #fff;border-radius:18px;padding:10px 18px;background:linear-gradient(#ffe56c,#f7ae2e);color:#5e3900;font-weight:900;box-shadow:0 7px 0 #9b5a0d;cursor:pointer}.btn.play{background:linear-gradient(#71efd6,#25bd9d);color:#17493d;box-shadow:0 7px 0 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transparent}.axis:before{left:-17px;border-right-color:#25354a}.axis:after{right:-17px;border-left-color:#25354a}.ticks{position:absolute;inset:0;display:flex;justify-content:space-between}.tick{position:relative;width:0}.tick:before{content:"";position:absolute;top:27px;left:-2px;width:4px;height:28px;background:#25354a}.tick b{position:absolute;top:61px;left:50%;transform:translateX(-50%);font-size:clamp(13px,1.35vw,20px);background:#fff;border-radius:7px;padding:1px 3px}.arcs{position:absolute;left:3%;right:3%;bottom:79px;width:94%;height:145px;overflow:visible}.arc{fill:none;stroke:#ee6f39;stroke-width:5;stroke-linecap:round;filter:drop-shadow(0 2px #fff)}.arc.minus{stroke:#27aebe}.cursor{position:absolute;z-index:6;bottom:94px;transform:translateX(-50%);transition:left .42s cubic-bezier(.2,.8,.3,1);text-align:center}.creature{width:clamp(44px,5vw,72px);aspect-ratio:1;border-radius:48% 52% 45% 45%;background:linear-gradient(145deg,#ff7257,#9b42ce);border:5px solid #fff;box-shadow:0 7px 0 #553566;position:relative}.creature:before{content:"•  •";position:absolute;left:0;right:0;top:19%;color:#fff;font-size:20px;font-weight:900}.creature:after{content:"⌣";position:absolute;left:0;right:0;top:35%;color:#ffe36a;font-size:25px;font-weight:900}.cursor label{display:block;margin-top:6px;padding:3px 8px;border-radius:10px;background:#25354a;color:#fff;font-weight:900;white-space:nowrap}.pin{position:absolute;z-index:5;bottom:187px;transform:translateX(-50%);padding:5px 9px;border-radius:12px;background:#f15e45;color:#fff;border:3px solid #fff;font-weight:900;box-shadow:0 5px 0 #9b3025;white-space:nowrap}.pin.step{background:#1bb7c9;box-shadow:0 5px 0 #087383}.answers{background:#25354aee;border-radius:22px;padding:8px 70px 8px 12px;color:#fff}.answers-title{text-align:center;font-weight:900;margin-bottom:5px;color:#78f2da}.grid{display:grid;grid-template-columns:repeat(11,1fr);gap:5px}.answer{min-width:0;border:3px solid #fff;border-radius:11px;padding:5px 2px;background:linear-gradient(#6ddcec,#249dcc);color:#fff;font-size:clamp(16px,1.8vw,24px);font-weight:900;box-shadow:0 4px 0 #0d668c;cursor:pointer}.answer.wrong{background:#ed5e50;animation:shake .35s}.answer.correct{background:#37ca8c}.feedback{text-align:center;min-height:24px;font-weight:900;color:#ffd65b;margin-top:5px}.sound{position:fixed;z-index:30;right:18px;bottom:18px;width:58px;height:58px;border:4px solid #fff;border-radius:50%;background:#25354a;color:#fff;font-size:24px;box-shadow:0 6px 0 #111c2c}@keyframes shake{25%{transform:translateX(-7px)}75%{transform:translateX(7px)}}@media(max-height:680px) and (orientation:landscape){.screen{padding:5px;gap:5px}.header{padding-top:4px;padding-bottom:4px}.teacher{gap:6px;padding:9px}.field{padding:5px}.field 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@media(max-height:760px) and (orientation:landscape){.teacher{gap:6px;padding:10px}.teacher p{font-size:14px}.field{padding:6px}.field label{margin-bottom:2px}.field select{padding:5px}.teacher .equation{padding:4px}.teacher .btn{padding:7px 12px}.rule{display:none}.stage{padding:10px;gap:6px}.challenge{padding:3px 14px}.line-scene{height:280px}.answers{padding-top:5px;padding-bottom:5px}.answer{padding:3px 2px}}