:root{--bg:#fff;--ink:#1d2738;--muted:#6e7889;--line:#e9edf3;--soft:#f5f7fa;--blue:#315cdb;--blue-soft:#eef2ff;--radius:12px}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--bg);font:16px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a,input,select{ -webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:disabled{cursor:default;opacity:.45}a,button,input,select{outline-offset:5px}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--blue)}button{border:0;background:none}svg.icon{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}.wrap{max-width:1320px;margin:auto;padding:0 36px}.header{border-bottom:1px solid var(--line);background:#fff}.header-inner{min-height:88px;display:flex;align-items:center;gap:32px}.brand{display:flex;align-items:center;gap:10px;font-size:25px;letter-spacing:-1px;font-weight:780;white-space:nowrap}.brand-mark{display:grid;place-items:center;width:36px;height:38px;color:var(--blue)}.brand-mark .icon{width:34px;height:34px;stroke-width:2}.brand small{font-weight:400;font-size:12px;letter-spacing:0}.header-nav{display:flex;gap:25px;font-size:14px;font-weight:550;white-space:nowrap}.header-nav a:hover,.footer a:hover{color:var(--blue)}.header-search{margin-left:auto;display:flex;align-items:center;gap:10px;background:var(--soft);border:1px solid transparent;border-radius:9px;padding:0 13px;max-width:345px;width:100%;height:44px;color:var(--muted)}.header-search:focus-within{border-color:#bac9f5}.header-search input{min-width:0;width:100%;border:0;outline:0;background:none;font-size:14px;color:var(--ink)}.shelf-link{display:flex;gap:8px;align-items:center;font-size:14px;font-weight:550;white-space:nowrap}.shelf-link .count{font-size:12px;background:var(--soft);padding:1px 6px;border-radius:5px}.mobile-menu{display:none}.page-layout{display:grid;grid-template-columns:194px minmax(0,1fr);gap:42px;padding-top:36px;padding-bottom:70px}.sidebar{font-size:14px}.side-caption{font-size:11px;font-weight:700;letter-spacing:1.5px;color:#8b94a2;text-transform:uppercase;margin:26px 12px 10px}.side-caption:first-child{margin-top:0}.side-nav{display:grid;gap:4px}.side-nav a{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:8px;color:#596376;min-width:0}.side-nav a:hover{background:var(--soft);color:var(--ink)}.side-nav a.active{background:var(--blue-soft);color:var(--blue);font-weight:600}.side-nav a small{margin-left:auto;color:#98a0ad;font-size:12px}.side-nav .icon{width:18px;height:18px}.side-bottom{border-top:1px solid var(--line);margin:23px 12px 0;padding-top:20px;color:var(--muted);font-size:13px}.side-bottom strong{font-size:14px;color:var(--ink);font-weight:600;display:block;margin-bottom:7px}.side-bottom p{margin:0}.page-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin:0 0 26px}.eyebrow{color:var(--muted);font-size:13px;margin:0 0 4px}h1{font-size:32px;letter-spacing:-1px;line-height:1.2;margin:0;font-weight:730}.heading-note{color:var(--muted);font-size:14px;margin-top:11px}.heading-mark{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:13px;padding-top:10px}.heading-mark .icon{width:16px;height:16px}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);margin-bottom:21px}.tabs{display:flex;gap:28px}.tabs a{font-size:15px;color:var(--muted);padding:0 0 14px;position:relative}.tabs a.active{font-weight:600;color:var(--ink)}.tabs a.active:after{content:"";position:absolute;bottom:-1px;left:0;right:0;height:3px;border-radius:3px 3px 0 0;background:var(--blue)}.sort{font-size:13px;color:var(--muted);display:flex;gap:5px;align-items:center;padding-bottom:12px}.sort select{border:0;background:white;color:var(--ink);font-size:13px;max-width:165px;cursor:pointer}.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:27px}.chip{border:1px solid var(--line);border-radius:7px;padding:6px 12px;font-size:13px;color:#626d7e;white-space:nowrap}.chip:hover{border-color:#adbce5}.chip.active{background:var(--blue-soft);border-color:#dce5ff;color:var(--blue)}.book-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:30px 22px}.book-card{position:relative;min-width:0}.cover{display:block;position:relative;aspect-ratio:2/3;background:var(--soft);border-radius:10px;overflow:hidden;isolation:isolate;box-shadow:0 4px 10px #1d27380c}.cover img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .25s}.cover:after{content:"";position:absolute;inset:0;border:1px solid #0000000b;border-radius:inherit;pointer-events:none}.cover:hover img{transform:scale(1.035)}.cover-play{position:absolute;inset:0;display:grid;place-items:center;background:#0e183433;color:white;opacity:0;transition:opacity .2s}.cover:hover .cover-play,.cover:focus-visible .cover-play{opacity:1}.cover-play .icon{background:var(--blue);box-sizing:content-box;padding:14px;border-radius:100%}.cover-label{position:absolute;bottom:9px;left:9px;background:#172133c9;color:#fff;padding:3px 7px;border-radius:5px;font-size:11px;backdrop-filter:blur(5px)}.bookmark{position:absolute;right:7px;top:7px;width:31px;height:33px;display:grid;place-items:center;border-radius:7px;background:#ffffffed;box-shadow:0 2px 6px #0001;color:#4c5666;z-index:2;opacity:0;transition:opacity .2s}.bookmark .icon{width:17px;height:17px}.book-card:hover .bookmark,.bookmark:focus-visible,.bookmark[aria-pressed=true]{opacity:1}.bookmark[aria-pressed=true]{color:var(--blue);background:var(--blue-soft)}.bookmark[aria-pressed=true] .icon{fill:currentColor;stroke:white}.card-meta{display:flex;justify-content:space-between;gap:6px;font-size:11px;color:#88909c;margin:10px 0 4px}.card-meta .rating{color:#646f80;white-space:nowrap}.star{color:#d3922a;margin-right:3px}.book-card h2{font-size:15px;font-weight:650;line-height:1.35;margin:0 0 5px;letter-spacing:-.15px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.book-card h2 a:hover{color:var(--blue)}.book-author{font-size:13px;line-height:1.4;color:var(--muted);display:block}.book-reader{font-size:11px;color:#8a93a1;margin:5px 0 0;display:flex;align-items:center;gap:4px}.book-reader .icon{width:12px;height:12px}.pagination{display:flex;justify-content:center;gap:7px;margin:38px 0 0}.pagination button{height:38px;min-width:38px;border-radius:8px;border:1px solid var(--line);font-size:14px}.pagination button.active{background:var(--blue);border-color:var(--blue);color:white}.pagination button:hover:not(.active){background:var(--soft)}.empty{grid-column:1/-1;border:1px dashed #d3dbe8;border-radius:12px;padding:55px 24px;text-align:center}.empty h2{font-size:22px}.empty p{color:var(--muted);font-size:14px}.btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;border:1px solid var(--line);border-radius:9px;padding:11px 18px;font-size:14px;font-weight:600;background:#fff}.btn:hover{background:var(--soft)}.btn.primary{background:var(--blue);border-color:var(--blue);color:white}.btn.primary:hover{background:#254dc2}.about-catalog{margin-top:48px;border-top:1px solid var(--line);padding-top:26px}.about-catalog h2{font-size:18px;letter-spacing:-.3px;margin:0 0 9px}.about-catalog p{font-size:14px;color:var(--muted);line-height:1.8;margin:0;max-width:800px}.footer{border-top:1px solid var(--line);background:#fbfcfe}.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:25px;padding-top:25px;padding-bottom:25px;font-size:13px;color:var(--muted)}.footer-brand{color:var(--ink);font-weight:650;margin-bottom:4px}.footer-links{display:flex;gap:25px}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--ink);color:white;padding:12px 22px;border-radius:10px;box-shadow:0 8px 40px #0002;font-size:14px;z-index:30;max-width:90vw}.toast:empty{display:none}.breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:26px}.breadcrumbs a:hover{color:var(--blue)}.breadcrumbs .icon{width:12px;height:12px}.book-intro{display:grid;grid-template-columns:206px minmax(0,1fr);gap:32px;margin-bottom:35px}.detail-cover{display:block;align-self:start;border-radius:12px;width:100%;max-width:100%;height:auto;aspect-ratio:auto;object-fit:contain;box-shadow:0 9px 26px #1d273819}.detail-info h1{font-size:34px;margin:9px 0 12px;letter-spacing:-1px}.book-genre{font-size:12px;color:var(--blue);background:var(--blue-soft);border-radius:6px;display:inline-block;padding:4px 9px}.detail-author{font-size:18px;color:var(--blue)}.book-facts{display:grid;grid-template-columns:108px 1fr;gap:9px;font-size:14px;margin:22px 0;color:var(--muted)}.book-facts dt,.book-facts dd{margin:0}.book-facts dd{color:var(--ink)}.book-facts a:hover{color:var(--blue)}.detail-actions{display:flex;gap:10px;flex-wrap:wrap}.detail-actions .btn[aria-pressed=true]{color:var(--blue);background:var(--blue-soft);border-color:#d9e2ff}.section-title{font-size:22px;letter-spacing:-.5px;margin:30px 0 15px}.description{font-size:16px;line-height:1.85;color:#626d7e}.player{margin-top:32px;border:1px solid #dfe6f2;border-radius:14px;background:#f7f9fd;padding:23px}.player-title-row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:23px}.player-title-row strong{font-size:16px}.player-title-row span{font-size:12px;color:var(--muted)}.player-track{font-size:13px;color:var(--muted);margin-bottom:12px}.player-timeline{width:100%;accent-color:var(--blue);cursor:pointer;height:5px;margin:10px 0}.player-time{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin-top:5px}.player-controls{display:flex;align-items:center;justify-content:space-between;margin-top:18px;gap:12px}.transport{display:flex;align-items:center;gap:15px}.transport button{display:grid;place-items:center;padding:6px;min-width:32px;min-height:32px}.transport .play-main{width:48px;height:48px;border-radius:100%;background:var(--blue);color:white}.seek-btn{font-size:12px!important;font-weight:650;position:relative}.player-settings{display:flex;gap:12px;align-items:center;font-size:13px}.player-settings label{display:flex;align-items:center;gap:5px}.player-settings select{border:1px solid #e0e5ee;border-radius:6px;padding:5px;background:transparent;font-size:13px;color:var(--ink)}.player-status{font-size:13px;color:var(--muted);border-top:1px solid #e1e7f1;margin:20px 0 0;padding-top:13px}.chapters{margin-top:22px}.chapters summary{font-size:15px;font-weight:650;cursor:pointer;padding:10px 0}.chapter-list{display:grid;margin-top:10px}.chapter{display:flex;align-items:center;text-align:left;gap:14px;padding:14px 12px;border-bottom:1px solid var(--line);font-size:14px;border-radius:7px}.chapter.active{background:var(--blue-soft);color:var(--blue)}.chapter .chapter-num{font-size:12px;color:#8a95a6;min-width:22px}.chapter small{margin-left:auto;color:var(--muted);font-size:12px}.related .book-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.directory-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.directory-item{border:1px solid var(--line);border-radius:10px;padding:18px;display:flex;gap:14px;align-items:center}.directory-item:hover{border-color:#c9d6fb;background:#fafbff}.initial{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--blue-soft);color:var(--blue);font-weight:650;flex:none}.directory-item strong{font-size:15px;display:block}.directory-item small{color:var(--muted);font-size:12px}.directory-item .icon{margin-left:auto;width:16px;color:var(--muted)}[hidden]{display:none!important}
@media(min-width:1500px){.wrap{max-width:1410px}.book-grid{gap:34px 24px}.page-layout{grid-template-columns:205px minmax(0,1fr);gap:48px}}
@media(max-width:1150px){.header-inner{gap:23px}.header-nav{gap:18px}.header-nav a:last-child{display:none}.header-search{max-width:290px}.page-layout{gap:28px;grid-template-columns:170px minmax(0,1fr)}.book-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:28px 18px}.wrap{padding-left:24px;padding-right:24px}.heading-mark{display:none}.tabs{gap:20px}}
@media(max-width:850px){.header-nav{display:none}.page-layout{display:block;padding-top:28px}.sidebar{display:none;padding:15px 0 25px;border-bottom:1px solid var(--line);margin-bottom:24px}.sidebar.open{display:block}.sidebar .side-nav{grid-template-columns:repeat(2,minmax(0,1fr))}.side-bottom{display:none}.mobile-menu{display:grid;place-items:center;padding:8px}.header-inner{gap:15px;min-height:76px}.header-search{max-width:none}.shelf-link span:not(.count){display:none}.shelf-link .count{display:none}.brand{font-size:23px}.brand-mark{width:28px}.brand-mark .icon{width:28px}.book-grid{gap:28px 20px}.bookmark{opacity:1}.footer-links{gap:15px}.related .book-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(max-width:580px){.wrap{padding-left:18px;padding-right:18px}.header-inner{flex-wrap:wrap;gap:12px;padding-top:15px;padding-bottom:15px}.brand{margin-right:auto}.header-search{order:4;width:100%;height:43px}.header-inner>.shelf-link{padding:5px}.header-inner>.mobile-menu{padding:5px}.book-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:27px 17px}.cover{border-radius:9px}.page-layout{padding-top:26px;padding-bottom:40px}h1{font-size:28px}.page-heading{margin-bottom:24px}.heading-note{font-size:13px}.toolbar{align-items:stretch;gap:10px;flex-wrap:wrap}.tabs{gap:24px}.tabs a{font-size:14px;padding-bottom:12px}.sort{font-size:12px;margin-left:auto}.sort>span{display:none}.sort select{font-size:12px;max-width:115px}.chips{flex-wrap:nowrap;overflow-x:auto;max-width:100%;padding-bottom:5px;margin-bottom:20px;scrollbar-width:none}.chip{font-size:12px;padding:6px 10px}.book-card h2{font-size:15px}.card-meta{font-size:11px}.book-author{font-size:12px}.book-reader{font-size:11px}.footer-inner{align-items:flex-start;flex-direction:column;gap:14px;font-size:12px}.footer-links{flex-wrap:wrap;font-size:13px}.book-intro{grid-template-columns:113px minmax(0,1fr);gap:18px;margin-bottom:22px}.detail-cover{border-radius:8px}.detail-info h1{font-size:24px;letter-spacing:-.5px;margin:8px 0}.detail-author{font-size:15px}.book-genre{font-size:11px}.book-facts{font-size:12px;grid-template-columns:65px 1fr;gap:5px;margin:15px 0}.detail-actions{grid-column:1/-1}.detail-info .detail-actions{margin-left:-131px;margin-top:22px}.detail-actions .btn{flex:1;padding:10px 12px;font-size:13px}.detail-actions .icon{width:17px}.breadcrumbs{font-size:11px;margin-bottom:22px}.player{padding:17px;margin-top:24px}.player-title-row{align-items:flex-start}.player-title-row span{font-size:11px;max-width:100px;text-align:right}.player-controls{flex-wrap:wrap;justify-content:center;gap:16px}.transport{gap:14px}.player-settings{width:100%;justify-content:space-between}.description{font-size:15px;line-height:1.8}.section-title{font-size:20px}.related .book-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.directory-grid{grid-template-columns:1fr}.directory-item{padding:14px}.about-catalog p{font-size:13px}.about-catalog{margin-top:32px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}