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minmax(0,1.35fr);gap:12px;align-items:start}.curriculum-nav,.curriculum-reader{border:1px solid #e3e7df;background:#fcfbf7;border-radius:9px}.curriculum-nav{max-height:680px;overflow:auto;position:sticky;top:15px}.curriculum-nav-head{display:flex;justify-content:space-between;align-items:center;padding:17px 18px;border-bottom:1px solid #e7eae3;color:#4d6e5e;font-weight:800;font-size:12px;position:sticky;top:0;background:#fcfbf7;z-index:2}.curriculum-nav-head span:last-child{font-family:var(--mono);font-size:10px;font-weight:500;color:#9da99e}.curriculum-backup{display:flex;gap:6px;padding:9px 15px;border-bottom:1px solid #e8eee7;background:#f7faf5}.curriculum-backup button{border:1px solid #d5e5d7;background:#fff;color:#5a7d65;border-radius:4px;padding:6px 9px;font-size:10px;font-weight:700}.curriculum-backup button:hover{background:#e8f3e8}.curriculum-chapter{border-bottom:1px solid 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18px;font-size:12px;color:#8da094}.curriculum-reader{min-height:630px;padding:27px 31px}.curriculum-reader-top{display:flex;justify-content:space-between;align-items:center;gap:10px}.curriculum-state{color:#8aa394;border:1px solid #dce8df;border-radius:50px;padding:5px 9px;font-size:10px;white-space:nowrap}.curriculum-state.done{background:#e9f4e9;color:#387054}.curriculum-reader h3{font-size:25px;letter-spacing:-.7px;margin:12px 0 8px}.curriculum-concept{color:#7b8d7e;font-size:12px;line-height:1.75;margin:0 0 18px}.curriculum-jump{border:1px solid #d5e5d7;background:#eff7ee;border-radius:4px;padding:8px 11px;margin:-3px 0 15px;color:#42745a;font-size:11px;font-weight:700}.curriculum-jump:hover{background:#dfeedd}.curriculum-question{background:#f1f5ee;border-left:3px solid #84ad96;border-radius:4px;padding:13px 15px}.curriculum-question p{margin:7px 0 0;font-size:14px;font-weight:700;line-height:1.8}.curriculum-visual{margin:18px 0 7px;border:1px dashed #d4dfd4;background:#f9fbf7;border-radius:8px;min-height:170px;padding:18px;display:flex;justify-content:center;align-items:center;flex-direction:column;gap:10px;overflow:hidden}.curriculum-visual-note{font-size:10px;color:#9aaa9b;margin:0 0 20px;line-height:1.5}.curriculum-answer{border-top:1px solid #e6e9e1;padding-top:17px}.curriculum-answer label{font-size:12px;font-weight:800}.curriculum-answer label small{font-weight:400;color:#97a698}.curriculum-answer-row{display:flex;gap:8px;margin-top:8px}.curriculum-answer-row input{border:1px solid #d9e3da;border-radius:5px;min-width:0;width:min(200px,55%);height:43px;padding:0 12px;outline:0;background:white}.curriculum-answer-row input:focus{border-color:#6fa790}.curriculum-answer-row button{height:43px}.curriculum-answer .guess-feedback{margin:10px 0 18px}.curriculum-step-panel{background:#f7f8f3;border:1px solid #e9ece5;border-radius:7px;padding:17px;margin-top:4px}.curriculum-step-panel .step-content{min-height:108px;padding-top:10px}.curriculum-step-panel .step-title{margin:3px 0 7px}.curriculum-pager{display:flex;justify-content:space-between;gap:12px;margin-top:17px}.curriculum-pager button{height:37px}.cv-bars{width:100%;max-width:440px;display:flex;flex-direction:column;gap:12px}.cv-bar-row{display:flex;align-items:center;gap:9px;font-size:11px;color:#658172}.cv-bar-row>span:first-child{width:45px;flex-shrink:0}.cv-bar{height:25px;min-width:22px;background:#8bbca6;border:1px solid #6fa88d;border-radius:3px}.cv-bar-row:nth-child(even) .cv-bar{background:#efba8b;border-color:#dba375}.cv-numberline{width:94%;max-width:450px;position:relative;height:100px;border-bottom:4px solid #9dbbaa;margin-bottom:20px}.cv-numberline .cv-tick{position:absolute;bottom:-6px;width:2px;height:13px;background:#5c9077}.cv-numberline .cv-tick label{position:absolute;bottom:15px;left:50%;transform:translateX(-50%);white-space:nowrap;font-size:10px;color:#658272}.cv-numberline .cv-tick small{position:absolute;top:16px;left:50%;transform:translateX(-50%);font-size:10px;color:#869a8b}.cv-dots,.cv-grid{display:grid;grid-template-columns:repeat(var(--cv-cols),minmax(12px,36px));gap:7px;justify-content:center;max-width:100%}.cv-dots span{width:21px;height:21px;background:#8fc3a6;border:2px solid #70a989;border-radius:50%;display:block}.cv-dots span:nth-child(4n){background:#f1b785;border-color:#d69b6b}.cv-grid span{min-width:17px;aspect-ratio:1;border:1px solid #85b99d;background:#cbe1cf;border-radius:3px}.cv-grid span.highlight{background:#f1ba86;border-color:#de9a64}.cv-fraction{display:flex;width:min(100%,410px);height:62px;border:2px solid #64947a;border-radius:5px;overflow:hidden}.cv-fraction span{flex:1;background:#eff5ed;border-right:1px solid #9cc7a9}.cv-fraction span:last-child{border-right:0}.cv-fraction span.active{background:#91c7a8}.cv-table-scroll{max-width:100%;overflow-x:auto}.cv-table{max-width:100%;border-collapse:collapse;font-size:11px;color:#476357}.cv-table th,.cv-table td{border:1px solid #d6e3d8;padding:8px 12px;text-align:center}.cv-table th{background:#e4efe4}.cv-table td{background:#fff}.cv-tree-level{display:flex;gap:8px;justify-content:center}.cv-tree-level span{border:1px solid #9fbda5;background:#ebf3e8;border-radius:20px;padding:7px 10px;font-size:10px;color:#5d8770}.cv-tree-arrow{color:#bd9a74}.cv-shape{width:130px;height:83px;background:#d6e7d6;border:3px solid #69a58a;display:grid;place-items:center;color:#3f715b;font-size:11px}.cv-shape.triangle{width:0;height:0;border-left:67px solid transparent;border-right:67px solid transparent;border-bottom:100px solid #a7ccb5;background:none;position:relative}.cv-shape.triangle span{position:absolute;top:58px;left:-15px;color:#395e4c}.cv-shape.cube{transform:skewY(-7deg);box-shadow:17px -14px 0 #afcfb3}.cv-shape.circle{width:125px;height:125px;border-radius:50%}.cv-shape.polygon{width:135px;height:115px;clip-path:polygon(25% 0,75% 0,100% 50%,75% 100%,25% 100%,0 50%)}.cv-shape{position:relative}.cv-cutout{position:absolute;bottom:0;right:0;width:38%;height:43%;background:#f9fbf7;border-left:3px solid #69a58a;border-top:3px solid #69a58a;display:grid;place-items:center;font-size:10px;font-style:normal}.cv-label{color:#698574;font-size:11px;text-align:center;line-height:1.6}@media(max-width:850px){.curriculum-layout{grid-template-columns:minmax(210px,.75fr) minmax(0,1.25fr)}.curriculum-reader{padding:21px}}@media(max-width:650px){.curriculum-toolbar{flex-wrap:wrap}.curriculum-grades{width:100%}.curriculum-grade{flex:1}.curriculum-search{width:100%}.curriculum-layout{grid-template-columns:1fr}.curriculum-nav{position:static;max-height:330px}.curriculum-reader{padding:19px;min-height:0}.curriculum-reader h3{font-size:21px}.curriculum-visual{min-height:150px}}