.lecture-library{background:#f6f7f2}.library-shell{margin-left:var(--nav-width);height:100dvh;display:flex;flex-direction:column}.library-shell>header{flex:none}.library-shell>main{display:block;height:auto;flex:1;min-height:0;overflow:auto;padding:30px 36px}.library-shell [hidden]{display:none!important}.library-intro>span,.detail-intro>div>span{color:#74897c;font-size:12px}.library-intro h1{font-size:30px;margin:15px 0 8px}.library-intro p,.detail-intro p{color:#738478}.library-filters{display:flex;gap:20px;align-items:center;padding:16px 0;margin:20px 0;border-bottom:1px solid #dbe3d8;font-size:13px}.library-filters span{color:#6b8072}.lecture-card{display:flex;gap:30px;max-width:820px;background:white;border:1px solid #d9e2d7;border-radius:16px;padding:24px;color:inherit;text-decoration:none;box-shadow:0 6px 25px #233c3907}.lecture-card:hover{border-color:#74a894}.book-cover{width:170px;min-height:225px;flex:none;background:#185f54;color:#fff;padding:18px;display:flex;flex-direction:column;border-radius:5px 12px 12px 5px;box-shadow:inset 7px 0 #ffffff13}.book-cover small{font-size:11px;color:#bddace}.book-cover strong{font-size:64px;line-height:1.4;font-weight:400}.book-cover b{font-size:21px}.book-cover span{font-size:10px;margin-top:auto;color:#c6dbcc}.book-info{display:flex;flex-direction:column;justify-content:center;min-width:0}.book-tag{color:#387c64;font-size:11px}.book-info h2{font-size:24px;margin:10px 0}.book-info p{color:#6c8073;font-size:13px}.book-stats{display:flex;gap:16px;font-size:12px}.book-info label{font-size:12px;color:#698172;margin:20px 0 10px}.book-info>strong{color:#176c5c;font-size:14px}.detail-intro{display:flex;justify-content:space-between;gap:16px;align-items:center}.detail-intro h1{font-size:28px}.start-study{background:#166b60;color:white;text-decoration:none;padding:12px 22px;border-radius:9px;white-space:nowrap}.lecture-tools{display:flex;align-items:center;gap:20px;padding:16px 0 22px;font-size:12px;color:#6c8172}.lecture-groups{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:start}.lecture-group{background:white;border:1px solid #dce5d8;border-radius:12px;overflow:hidden}.lecture-group h2{font-size:16px;padding:15px;margin:0;background:#edf3e9}.lecture-group a{display:flex;gap:8px;align-items:center;justify-content:space-between;color:#294c40;text-decoration:none;border-top:1px solid #edf1e9;padding:12px 15px;font-size:13px;min-height:49px}.lecture-group a:hover{background:#eff6ed}.lecture-group a small{font-size:10px;white-space:nowrap;color:#6b8b74}.lecture-group a.done small{color:#176b59}@media(max-width:1000px){.lecture-groups{grid-template-columns:1fr 1fr}.lecture-group:first-child{grid-row:span 2}}@media(max-width:620px){.library-shell>main{padding:20px 14px}.library-intro h1{font-size:23px}.library-filters{gap:10px;font-size:10px}.lecture-card{gap:14px;padding:14px}.book-cover{width:100px;min-height:190px;padding:12px}.book-cover strong{font-size:48px}.book-cover b{font-size:16px}.book-info h2{font-size:17px}.book-info p{font-size:11px}.book-stats{flex-wrap:wrap;gap:6px}.lecture-groups{grid-template-columns:1fr}.lecture-tools{gap:10px;flex-wrap:wrap}.detail-intro{align-items:start}.start-study{padding:10px;font-size:12px}}
@media(min-width:1001px){#lectureDetail{display:flex;flex-direction:column;overflow:hidden;padding-top:20px;padding-bottom:20px}.detail-intro h1{margin:8px 0}.detail-intro p{margin:7px 0}.lecture-tools{padding:10px 0 14px}.lecture-groups{min-height:0;flex:1;align-items:stretch}.lecture-group{min-height:0;display:flex;flex-direction:column}.lecture-group h2{padding:10px 15px;flex:none}.lecture-group a{flex:1;max-height:48px;min-height:0;padding:5px 12px;font-size:12px}.lecture-group a span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}}