.article-library{padding-top:16px;padding-bottom:48px;scroll-margin-top:160px}
.library-heading{display:flex;justify-content:space-between;align-items:end;gap:24px}
.library-heading h2{font-size:28px;line-height:1.4;margin:0 0 10px}
.library-heading p,.library-intro,.library-status,.library-end{color:var(--muted);font-size:14px;line-height:1.8}
.library-intro{max-width:840px;margin:8px 0 24px}
.library-controls{display:flex;align-items:end;gap:16px;padding:22px;border:1px solid var(--line);border-radius:16px;background:var(--surface)}
.library-field{display:flex;flex-direction:column;gap:8px;min-width:0;flex:1}
.library-field:first-child{flex:2}
.library-field label{font-size:14px;font-weight:650}
.library-field input,.library-field select{width:100%;min-height:46px;border:1px solid var(--line);border-radius:8px;padding:10px 12px;background:var(--page);color:var(--ink);font:inherit;font-size:15px}
.article-library :focus-visible{outline:3px solid var(--blue);outline-offset:3px}
.library-topics{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 12px}
.library-topics a{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:8px 13px;border:1px solid var(--line);border-radius:9px;background:var(--surface);text-decoration:none;color:var(--ink);font-size:14px}
.library-topics a[aria-current=true]{border-color:var(--blue);color:var(--blue)}
.library-topics span{color:var(--muted);font-size:12px}
.library-groups{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;align-items:stretch}
.library-group{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:24px;scroll-margin-top:160px}
.library-group h3{display:flex;justify-content:space-between;gap:12px;font-size:19px;margin:0 0 12px;line-height:1.5}
.library-group h3 span{font-size:13px;color:var(--muted);font-weight:400;white-space:nowrap}
.library-group h3 a{color:var(--ink);text-decoration:none}
.library-group h3 a:hover{text-decoration:underline}
.library-group ul{list-style:none;padding:0;margin:0}
.library-group li+li{border-top:1px solid var(--line)}
.library-group li a{display:block;padding:12px 0;min-height:44px;line-height:1.7;color:var(--ink);font-size:14px;text-decoration:none;overflow-wrap:anywhere}
.library-group li a:hover{text-decoration:underline;color:var(--blue)}
.library-preview{display:flex;flex-direction:column}
.library-preview ul{flex:1}
.library-preview li a{height:72px;display:flex;align-items:center;padding:10px 0}
.library-preview li a span{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.library-more{display:flex;justify-content:space-between;align-items:center;min-height:48px;border-top:1px solid var(--line);margin-top:10px;font-size:14px;font-weight:650;text-decoration:none}
.library-search-results{max-width:900px;border:1px solid var(--line);padding:24px;border-radius:14px;background:var(--surface)}
.library-search-results ul{list-style:none;padding:0;margin:0 0 18px}
.library-search-results li+li{border-top:1px solid var(--line)}
.library-search-results li a{display:block;padding:14px 0;color:var(--ink);font-size:15px;line-height:1.8}
.library-topic-page{max-width:960px;padding-top:28px;padding-bottom:40px}
.library-breadcrumb{display:flex;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--muted);margin-bottom:18px}
.library-topic-page h1{font-size:clamp(26px,3vw,34px);line-height:1.4;margin:0 0 12px}
.library-list-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:14px}
.library-list-toolbar p{color:var(--muted);margin:0}
.library-list-toolbar a{display:inline-flex;align-items:center;min-height:44px;white-space:nowrap}
.library-topic-switcher{margin:4px 0 16px;border-block:1px solid var(--line)}
.library-topic-switcher summary{cursor:pointer;min-height:44px;padding:10px 0;font-size:14px;color:var(--muted)}
.library-topic-switcher nav{display:flex;flex-wrap:wrap;gap:4px 20px;padding-bottom:12px}
.library-topic-switcher nav a{display:inline-flex;align-items:center;gap:8px;min-height:44px;font-size:14px;text-decoration:none;color:var(--muted)}
.library-topic-switcher nav a[aria-current=page]{font-weight:700;color:var(--blue)}
.library-topic-switcher nav span{font-size:12px}
.library-topic-list{border-block:1px solid var(--line)}
.library-topic-list ol{display:block;list-style:decimal;padding:0 0 0 36px;margin:0}
.library-topic-list li{margin:0;padding:0 8px;color:var(--muted);font-size:13px}
.library-topic-list li+li{border-top:1px solid var(--line)}
.library-topic-list a{display:block;color:var(--ink);font-size:15px;line-height:1.7;padding:12px 0;min-height:48px;overflow-wrap:anywhere;text-decoration:none}
.library-topic-list a:hover{text-decoration:underline;color:var(--blue)}
.library-pagination{display:flex;align-items:center;flex-wrap:wrap;gap:6px;margin-top:20px}
.library-pagination a,.library-pagination span{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;padding:8px 12px;border:1px solid var(--line);border-radius:6px;font-size:14px;text-decoration:none}
.library-pagination a{color:var(--ink);background:var(--surface)}
.library-pagination [aria-current=page]{color:var(--surface);background:var(--blue);border-color:var(--blue);font-weight:700}
.library-list-range{color:var(--muted);font-size:13px;margin:12px 0 0}
.library-empty{border:1px solid var(--line);padding:24px;border-radius:12px;color:var(--muted)}
.article-library [hidden]{display:none!important}
.library-end{margin-top:24px}
@media(min-width:1180px){.library-groups{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:768px){.article-library,.library-group{scroll-margin-top:200px}.library-heading{display:block}.library-heading h2{font-size:25px}.library-controls{flex-wrap:wrap;padding:16px}.library-field:first-child{flex:1 1 100%}.library-field{flex:1 1 65%}.library-groups{grid-template-columns:1fr}.library-group{padding:20px}.library-topic-page{padding-top:22px}.library-topic-list ol{padding-left:28px}.library-topic-list li{padding:0 2px}.library-topic-list a{font-size:14px}.library-pagination{gap:4px}.library-pagination a,.library-pagination span{padding-inline:10px}}