._cubeDemo_n4xv5_1,._fractionScene_n4xv5_2,._areaScene_n4xv5_3,._barScene_n4xv5_4,._olympiadScene_n4xv5_5{width:min(100%,430px);height:100%;min-height:170px;transform-style:preserve-3d;place-items:center;display:grid;position:relative}._cubeDemo_n4xv5_1{grid-template-rows:minmax(128px,1fr) 48px}._cubeScene_n4xv5_19{perspective:760px;cursor:grab;touch-action:none;-webkit-user-select:none;user-select:none;place-items:center;width:100%;height:100%;min-height:128px;display:grid;position:relative}._cubeScene_n4xv5_19:active{cursor:grabbing}._cubeOrbit_n4xv5_36,._cubeSolid_n4xv5_37{width:112px;height:112px;transform-style:preserve-3d;position:relative}._cubeOrbit_n4xv5_36{transform:rotateX(var(--cube-x)) rotateY(var(--cube-y));transition:transform .32s cubic-bezier(.2,.8,.2,1)}._cubeOrbit_n4xv5_36:not(._manual_n4xv5_49){animation:6s ease-in-out infinite _orbitCube_n4xv5_1}._cubeSolid_n4xv5_37{animation:3.4s ease-in-out infinite _cubeHover_n4xv5_1}._cubeFace_n4xv5_57{color:#fff;backface-visibility:visible;background:linear-gradient(145deg,#5f91ff,#2165d6);border:2px solid #ffffffd1;place-items:center;width:112px;height:112px;font-size:32px;font-style:normal;display:grid;position:absolute;inset:0;box-shadow:inset 0 0 28px #ffffff29}._cubeFace_n4xv5_57 small{color:#ffffffe6;font-size:11px;font-weight:900;position:absolute;bottom:7px;left:8px}._front_n4xv5_82{transform:translateZ(56px)}._back_n4xv5_83{background:linear-gradient(145deg,#6d7bc8,#38479d);transform:rotateY(180deg)translateZ(56px)}._right_n4xv5_84{background:linear-gradient(145deg,#ffd15a,#f2a414);transform:rotateY(90deg)translateZ(56px)}._left_n4xv5_85{background:linear-gradient(145deg,#6fd5b0,#28a77d);transform:rotateY(-90deg)translateZ(56px)}._top_n4xv5_86{background:linear-gradient(145deg,#ff9c82,#ef6049);transform:rotateX(90deg)translateZ(56px)}._bottom_n4xv5_87{background:linear-gradient(145deg,#9f85ed,#7351c4);transform:rotateX(-90deg)translateZ(56px)}._cubeShadow_n4xv5_89{filter:blur(11px);background:#1451943b;border-radius:50%;width:146px;height:34px;animation:3.4s ease-in-out infinite _shadowPulse_n4xv5_1;position:absolute;bottom:7%;left:50%;transform:translate(-50%)rotateX(68deg)}._viewControls_n4xv5_102{justify-content:center;align-items:center;gap:6px;min-height:44px;display:flex}._viewControls_n4xv5_102 button{color:#145aa9;background:#fff;border:2px solid #fff;border-radius:13px;min-width:58px;min-height:44px;padding:0 10px;font-size:12px;font-weight:900;box-shadow:0 4px #bad9eb}._viewControls_n4xv5_102 button:active{transform:translateY(3px);box-shadow:0 1px #bad9eb}._angleScene_n4xv5_128{width:280px;height:190px;transform-style:preserve-3d;position:relative;transform:rotateX(52deg)rotate(-8deg)}._angleBase_n4xv5_136,._angleArm_n4xv5_137{transform-origin:7px;width:168px;height:14px;transform-style:preserve-3d;background:linear-gradient(#52b9ff,#1268cc);border-radius:999px;position:absolute;bottom:55px;left:54px;box-shadow:0 9px #084da2,0 14px 18px #0b4f9a42}._angleArm_n4xv5_137{background:linear-gradient(#ffd767,#f2a819);animation:4.2s ease-in-out infinite _openAngle_n4xv5_1;box-shadow:0 9px #b87905,0 14px 18px #8b560038}._anglePivot_n4xv5_156{color:#fff;background:#ff704f;border:5px solid #fff;border-radius:50%;place-items:center;width:34px;height:34px;display:grid;position:absolute;bottom:45px;left:44px;transform:translateZ(18px);box-shadow:0 8px #c7472f}._angleScene_n4xv5_128 span,._fractionScene_n4xv5_2>span,._areaScene_n4xv5_3>span,._barScene_n4xv5_4>span,._olympiadScene_n4xv5_5>span{color:#245a84;white-space:nowrap;font-size:12px;font-weight:900;position:absolute;bottom:2px;left:50%;transform:translate(-50%)}._fractionScene_n4xv5_2{perspective:760px}._fractionBase_n4xv5_191,._fractionSlice_n4xv5_192{width:150px;height:150px;transform-style:preserve-3d;border:5px solid #fff;border-radius:50%;position:absolute;top:47%;left:50%}._fractionBase_n4xv5_191{background:conic-gradient(#ffbe37 0 25%, #745ed7 25% 50%, #58c993 50% 75%, #f07b67 75%);transform:translate(-50%,-50%)rotateX(58deg)rotate(-32deg);box-shadow:0 13px #b7c8d3,0 25px 30px #224b7433}._fractionSlice_n4xv5_192{background:conic-gradient(#ffe181 0 25%, transparent 25%);filter:drop-shadow(0 13px 9px #75490042);border-color:#0000;animation:4s ease-in-out infinite _liftFraction_n4xv5_1}._fractionScene_n4xv5_2 strong{z-index:3;color:#fff;text-shadow:0 2px 5px #4b34004d;font-size:24px;transform:translate3d(30px,-38px,36px)}._areaScene_n4xv5_3{perspective:720px}._areaBoard_n4xv5_228{width:244px;transform-style:preserve-3d;background:#a9c5d8;border-radius:18px;grid-template-columns:repeat(5,38px);gap:6px;padding:12px;display:grid;transform:rotateX(55deg)rotate(-16deg);box-shadow:0 16px #6d95ad,0 28px 30px #27567440}._areaBoard_n4xv5_228 i{opacity:0;width:38px;height:38px;animation:3.8s cubic-bezier(.2,.8,.2,1) infinite _placeTile_n4xv5_1;animation-delay:calc(var(--tile-index) * 55ms);background:linear-gradient(145deg,#7ed2ff,#398ee5);border:2px solid #ffffffc7;border-radius:7px;transform:translateZ(28px);box-shadow:0 7px #1767ba}._barScene_n4xv5_4{perspective:800px;grid-template-columns:repeat(4,48px);justify-content:center;align-items:end;gap:18px;padding-bottom:38px}._barFloor_n4xv5_263{background:repeating-linear-gradient(90deg,#437eaf24 0 1px,#0000 1px 36px),#d3edfa;border:2px solid #ffffffd1;width:290px;height:130px;position:absolute;bottom:24px;left:50%;transform:translate(-50%)rotateX(68deg)rotate(-3deg);box-shadow:0 12px 24px #25587f2e}._barScene_n4xv5_4>i{width:42px;height:var(--bar-height);z-index:2;color:#fff;transform-origin:bottom;animation:3.5s cubic-bezier(.2,.86,.22,1) infinite _growPrism_n4xv5_1;animation-delay:calc(var(--bar-index) * .14s);background:linear-gradient(90deg,#2778d1,#51aeff);border-radius:5px 5px 1px 1px;place-items:start center;display:grid;position:relative;transform:rotateY(-13deg)scaleY(.05);box-shadow:9px 7px #15569e,0 16px 20px #144c8733}._barScene_n4xv5_4>i:before{content:"";clip-path:polygon(0 55%,78% 0,100% 42%,21% 100%);background:#8ed3ff;height:12px;position:absolute;inset:-7px 0 auto 4px}._barScene_n4xv5_4 b{margin-top:8px;font-size:14px}._olympiadScene_n4xv5_5{perspective:820px}._olympiadSteps_n4xv5_311{transform-style:preserve-3d;align-items:end;gap:7px;display:flex;transform:rotateX(16deg)rotateY(-22deg)}._olympiadSteps_n4xv5_311 i{width:50px;height:calc(34px + var(--step) * 20px);color:#fff;opacity:0;transform:translateY(30px) translateZ(calc(var(--step) * 5px));animation:4s ease-in-out infinite _unlockStep_n4xv5_1;animation-delay:calc((var(--step) - 1) * .14s);background:linear-gradient(90deg,#566fe5,#8a7df0);border-radius:7px 7px 1px 1px;place-items:center;font-style:normal;font-weight:950;display:grid;position:relative;box-shadow:10px 7px #3547a9,0 15px 18px #28358138}._olympiadScene_n4xv5_5>strong{color:#ffc62f;filter:drop-shadow(0 7px #c98200);font-size:55px;animation:3s ease-in-out infinite _trophyStar_n4xv5_1;position:absolute;top:12px;right:42px}@keyframes _orbitCube_n4xv5_1{0%,to{transform:rotateX(-18deg)rotateY(28deg)}35%{transform:rotateX(-14deg)rotateY(118deg)}68%{transform:rotateX(-48deg)rotateY(208deg)}}@keyframes _cubeHover_n4xv5_1{0%,to{transform:translateY(1px)}50%{transform:translateY(-8px)}}@keyframes _shadowPulse_n4xv5_1{0%,to{opacity:.72;transform:translate(-50%)rotateX(68deg)scale(.9)}50%{opacity:.42;transform:translate(-50%)rotateX(68deg)scale(1.08)}}@keyframes _openAngle_n4xv5_1{0%,to{transform:rotate(-28deg)translateZ(10px)}52%{transform:rotate(-104deg)translateZ(16px)}}@keyframes _liftFraction_n4xv5_1{0%,18%,to{transform:translate(-50%,-50%)rotateX(58deg)rotate(-32deg)translateZ(6px)}52%,72%{transform:translate(-42%,-60%)rotateX(58deg)rotate(-32deg)translateZ(46px)}}@keyframes _placeTile_n4xv5_1{0%,8%{opacity:0;transform:translateZ(50px)translateY(-12px)}28%,84%{opacity:1;transform:translateZ(8px)translateY(0)}to{opacity:.15;transform:translateZ(2px)}}@keyframes _growPrism_n4xv5_1{0%,8%{opacity:.2;transform:rotateY(-13deg)scaleY(.05)}35%,82%{opacity:1;transform:rotateY(-13deg)scaleY(1)}to{opacity:.55;transform:rotateY(-13deg)scaleY(.35)}}@keyframes _unlockStep_n4xv5_1{0%,7%{opacity:0;transform:translateY(30px) translateZ(calc(var(--step) * 5px))}28%,82%{opacity:1;transform:translateY(0) translateZ(calc(var(--step) * 5px))}to{opacity:.65;transform:translateY(5px) translateZ(calc(var(--step) * 5px))}}@keyframes _trophyStar_n4xv5_1{0%,to{transform:translateY(0)rotate(-5deg)scale(1)}50%{transform:translateY(-10px)rotate(6deg)scale(1.08)}}@media (height<=780px) and (orientation:landscape){._cubeDemo_n4xv5_1{grid-template-rows:minmax(112px,1fr) 44px;transform:scale(.9)}._viewControls_n4xv5_102 button{min-height:44px;padding-inline:7px}._fractionScene_n4xv5_2,._areaScene_n4xv5_3,._barScene_n4xv5_4,._olympiadScene_n4xv5_5{transform:scale(.88)}}@media (prefers-reduced-motion:reduce){._cubeOrbit_n4xv5_36,._cubeSolid_n4xv5_37,._cubeShadow_n4xv5_89,._angleArm_n4xv5_137,._fractionSlice_n4xv5_192,._areaBoard_n4xv5_228 i,._barScene_n4xv5_4>i,._olympiadSteps_n4xv5_311 i,._olympiadScene_n4xv5_5>strong{animation:none!important}._cubeOrbit_n4xv5_36{transform:rotateX(-18deg)rotateY(28deg)}._areaBoard_n4xv5_228 i,._barScene_n4xv5_4>i,._olympiadSteps_n4xv5_311 i{opacity:1}._barScene_n4xv5_4>i{transform:rotateY(-13deg)scaleY(1)}}