.library-main{padding-block:52px 72px;max-width:1180px}.library-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:38px}.library-heading h1{font-size:clamp(38px,5.5vw,70px);line-height:1.35;margin:15px 0}.library-heading p{font-size:16px;color:var(--muted);line-height:1.9;margin:0}.library-heading .kicker{font-size:10px}.library-stamp{font:600 80px/1 var(--body-en),sans-serif;min-width:120px;text-align:center;border-inline-start:1px solid var(--line);padding-inline-start:28px}.library-stamp span{display:block;font:10px/2 sans-serif;letter-spacing:2px;margin-top:10px}.library-toolbar{display:flex;align-items:end;justify-content:space-between;gap:20px;margin:0 0 24px}.library-search{display:flex;flex-direction:column;gap:8px;width:360px;max-width:100%;font-size:13px}.library-search input{width:100%;background:var(--control);color:var(--ink);border:1px solid var(--line);border-radius:8px;padding:13px 16px;font:inherit;min-height:46px}.library-toolbar p{white-space:nowrap;color:var(--muted);font-size:13px}.library-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.subject-tile{display:flex;flex-direction:column;aspect-ratio:1;background:var(--ui-surface);border:1px solid var(--line);border-radius:12px;padding:22px;position:relative;overflow:hidden;transition:transform .18s,border-color .18s,background .18s}.subject-tile[hidden]{display:none}.tile-top,.tile-bottom{display:flex;align-items:center;justify-content:space-between;gap:10px}.tile-number{font:11px/1 sans-serif;color:var(--muted);letter-spacing:2px}.tile-arrow{font-size:20px}.subject-symbol{font:42px/1.2 sans-serif;display:block;margin:auto 0 8px;direction:ltr;text-align:start}.subject-tile h2{font-family:var(--body-ar),sans-serif;font-size:22px;line-height:1.4;margin:0 0 18px;font-weight:700}.tile-bottom{font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding-top:12px}.subject-tile:hover{transform:translateY(-4px);border-color:var(--ink);background:var(--control-hover)}.subject-tile:active{transform:translateY(-1px)}.library-main :focus-visible{outline:2px solid var(--ink);outline-offset:4px}.library-general{margin-top:38px;padding:26px;background:var(--ui-surface);border:1px solid var(--line);border-radius:12px;display:flex;gap:14px;align-items:center;flex-wrap:wrap}.library-general>div{margin-inline-end:auto}.library-general h2{font-size:22px;margin:10px 0}.library-general .kicker{font-size:9px}.library-back{display:inline-block;margin-bottom:28px;font-size:14px}.library-categories{display:flex;gap:10px;flex-wrap:wrap;margin:30px 0}.category-btn{border:1px solid var(--line);border-radius:30px;background:var(--control);color:var(--ink);padding:11px 24px;font:inherit;font-size:14px;cursor:pointer;min-height:44px}.category-btn[aria-pressed=true]{background:var(--ink);color:var(--paper);border-color:var(--ink)}.library-placeholder{background:var(--ui-surface);border:1px dashed var(--line);border-radius:16px;text-align:center;padding:55px 24px}.empty-symbol{display:block;font-size:44px;margin-bottom:24px;color:var(--muted)}.library-placeholder h2{font-size:28px;line-height:1.5}.library-placeholder p:not(.kicker){color:var(--muted);line-height:1.9;max-width:500px;margin:18px auto 26px}.library-placeholder .kicker{font-size:9px}html[lang=en] .subject-tile h2{font-family:var(--body-en),sans-serif;font-size:19px}html[dir=ltr] .tile-bottom>span:last-child{transform:rotate(180deg)}@media(max-width:1050px){.library-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:640px){.library-main{padding-block:32px 48px}.library-heading{margin-bottom:28px}.library-heading p{font-size:14px}.library-stamp{display:none}.library-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.subject-tile{padding:16px 13px;aspect-ratio:1;min-height:174px}.subject-symbol{font-size:30px}.subject-tile h2{font-size:19px;margin-bottom:12px}.tile-bottom{font-size:10px;padding-top:10px}.tile-top{margin-bottom:8px}.library-toolbar{gap:12px}.library-search{width:100%}.library-general{padding:20px}.library-general>div{width:100%}.library-general .btn{width:100%}.category-btn{padding:9px 16px}.library-placeholder{padding:35px 18px}.library-placeholder h2{font-size:24px}html[lang=en] .subject-tile h2{font-size:16px}.tile-number{font-size:10px}.library-toolbar p{font-size:11px}}

.library-files{display:grid;gap:16px;margin:24px 0}.library-file{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:26px;border:1px solid var(--line);border-radius:12px;background:var(--ui-surface)}.file-copy{min-width:0}.file-copy h2{font-size:22px;line-height:1.7;margin:10px 0;overflow-wrap:anywhere}.file-label,.file-meta{font-size:12px;color:var(--muted)}.file-actions{display:flex;gap:10px;flex-shrink:0}.file-badge{font-size:10px;color:var(--muted);margin-inline-start:auto}.file-search{margin-top:24px}.library-placeholder[hidden]{display:none}@media(max-width:640px){.library-file{display:block;padding:20px}.file-actions{margin-top:18px}.file-actions .btn{flex:1}.file-copy h2{font-size:19px}}