.materials-summary{background:linear-gradient(110deg,#0b4c8d,#1682da);color:#fff;padding:15px 20px;border-radius:14px;margin-bottom:18px}.materials-summary b{display:block;margin-bottom:8px}.materials-summary .progress{background:#ffffff35}.materials-summary .progress i{background:#ffd13d}.module-card.v2{border-top:5px solid var(--module-color);display:flex;flex-direction:column}.module-card.v2 .module-art{font-size:48px;background:#f2f8fd}.module-card.v2>p{font-size:10px;color:#647a90;line-height:1.45;min-height:44px}.module-card.v2>.btn{margin-top:12px}.learning-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:20px;align-items:start}.learning-nav,.learning-content{background:#fff;border-radius:16px;box-shadow:0 10px 30px #163e6718}.learning-nav{padding:16px;border-top:6px solid var(--module-color)}.learning-nav>button:first-child{border:0;background:#edf4fa;color:#24577f;border-radius:8px;padding:8px;width:100%;cursor:pointer}.module-side-icon{text-align:center;font-size:50px;margin:13px}.learning-nav h3{text-align:center;color:#173e67}.lesson-link{display:flex;align-items:center;gap:8px;width:100%;margin:7px 0;padding:9px;border:0;border-radius:9px;background:#f4f7fa;color:#58718a;text-align:left;font-size:10px;cursor:pointer}.lesson-link span{display:grid;place-items:center;flex:0 0 24px;height:24px;border-radius:50%;background:#dceaf5}.lesson-link.active{background:var(--module-color);color:#fff}.lesson-link.active span{background:#ffffff30}.learning-content{padding:30px}.lesson-kicker{color:#1671c5;font-size:10px;font-weight:900;letter-spacing:1px}.learning-content h2{font-size:27px;color:#173e67}.lesson-lead{font-size:14px;line-height:1.8;color:#4f667c}.learning-points{background:#f4f9fd;border-radius:13px;padding:18px;margin:20px 0}.learning-points h4{margin:0 0 11px;color:#234e73}.learning-points>div{display:flex;align-items:center;gap:11px;margin:9px 0}.learning-points span{display:grid;place-items:center;flex:0 0 28px;height:28px;border-radius:50%;background:#1675c9;color:#fff;font-weight:900}.learning-points p{margin:0;color:#506b83;font-size:12px}.case-note,.module-complete-box{border-left:5px solid #efaa27;background:#fff8df;padding:14px;border-radius:9px;color:#765a20}.module-complete-box{border-color:#20a773;background:#e9fbf3;color:#176a4d}.case-note p,.module-complete-box p{margin:6px 0;font-size:11px;line-height:1.5}.learning-content .lesson-actions{margin-top:24px}@media(max-width:800px){.learning-layout{grid-template-columns:1fr}.learning-nav{display:flex;flex-wrap:wrap;gap:6px}.learning-nav h3,.module-side-icon{width:100%}.lesson-link{width:calc(50% - 3px)}.learning-content{padding:20px}}@media(max-width:500px){.lesson-link{width:100%}}