:root{color:#202b2b;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--ink:#202b2b;--muted:#66716e;--line:#d7d6ce;--line-strong:#c2c3ba;--accent:#b24b35;--accent-2:#296a67;--surface:#fff;--surface-muted:#e8ede8;background:#f3f2ed;font-family:Inter,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{min-width:320px;margin:0}button,select{-webkit-tap-highlight-color:transparent}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important}}.app-shell{width:min(1220px,100% - 40px);margin:0 auto;padding:40px 0 32px}.masthead{border-bottom:1px solid var(--line);grid-template-columns:minmax(0,1fr) 390px;align-items:end;gap:30px;padding-bottom:26px;display:grid}.eyebrow,.section-kicker{color:var(--accent);letter-spacing:0;margin:0 0 10px;font-size:12px;font-weight:800}h1,h2,h3,p{margin-top:0}h1{letter-spacing:0;margin-bottom:12px;font-size:clamp(38px,5vw,64px);line-height:1.04}h2,h3{letter-spacing:0}.intro{max-width:670px;color:var(--muted);margin-bottom:0;font-size:16px;line-height:1.7}.source-stats{grid-template-columns:repeat(3,1fr);gap:8px;margin:0;display:grid}.source-stats div{border:1px solid var(--line);background:var(--surface);min-height:80px;padding:12px}.source-stats dt{color:var(--muted);font-size:12px}.source-stats dd{color:var(--ink);margin:8px 0 0;font-size:25px;font-weight:800}.toolbar{border:1px solid var(--line);background:var(--surface-muted);grid-template-columns:minmax(250px,1fr) 180px 180px auto;gap:12px;margin:22px 0 30px;padding:14px;display:grid}.toolbar label{color:var(--muted);gap:8px;font-size:12px;font-weight:800;display:grid}input,select{border:1px solid var(--line-strong);background:var(--surface);width:100%;height:44px;color:var(--ink);font:inherit;border-radius:4px;padding:0 12px;font-size:14px}input:focus-visible,select:focus-visible,button:focus-visible,a:focus-visible{outline-offset:2px;outline:3px solid #296a6747}.toolbar-status{min-width:140px;color:var(--muted);white-space:nowrap;flex-direction:column;justify-content:space-between;align-items:flex-end;gap:8px;font-size:12px;display:flex}button{color:var(--accent-2);cursor:pointer;font:inherit;background:0 0;border:0;font-size:13px;font-weight:800}button:disabled{cursor:default;opacity:.45}.toolbar-status button{border-bottom:1px solid}.list-heading{justify-content:space-between;align-items:end;gap:20px;margin-bottom:14px;display:flex}.list-heading h2{margin:0;font-size:22px}.list-heading>p{color:var(--muted);margin:0;font-size:14px;font-weight:700}.book-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.book-card{border:1px solid var(--line);background:var(--surface);flex-direction:column;justify-content:space-between;min-height:220px;padding:18px;display:flex;box-shadow:0 8px 22px #232a270a}.book-meta{flex-wrap:wrap;gap:7px;margin-bottom:16px;display:flex}.book-meta span{background:var(--surface-muted);color:#405451;align-items:center;min-height:25px;padding:3px 8px;font-size:12px;font-weight:700;display:inline-flex}.book-meta span:last-child{color:#8d4533;background:#f7e7e2}.book-card h3{overflow-wrap:anywhere;margin-bottom:8px;font-size:23px;line-height:1.28}.author,.comment-source{color:var(--muted);font-size:14px;line-height:1.55}.author{margin-bottom:6px}.comment-source{margin-bottom:0}.book-footer{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:16px;margin-top:20px;padding-top:13px;display:flex}.book-footer p{color:var(--muted);margin:0;font-size:12px}.book-footer strong{color:var(--accent);font-size:16px}.book-footer a{color:var(--accent-2);text-underline-offset:3px;white-space:nowrap;font-size:13px;font-weight:800;text-decoration-thickness:1px}.empty-state{border:1px dashed var(--line-strong);text-align:center;padding:48px 20px}.empty-state h2{margin-bottom:8px;font-size:22px}.empty-state p{color:var(--muted);margin-bottom:18px}.empty-state button{border-bottom:1px solid}footer{border-top:1px solid var(--line);color:var(--muted);justify-content:space-between;gap:22px;margin-top:26px;padding-top:18px;font-size:12px;line-height:1.6;display:flex}footer p{max-width:570px;margin:0}footer p:last-child{text-align:right}@media (width<=920px){.masthead,.toolbar{grid-template-columns:1fr}.source-stats{max-width:440px}.toolbar-status{flex-direction:row;align-items:center;min-height:32px}}@media (width<=640px){.app-shell{width:min(100% - 24px,1220px);padding-top:28px}.source-stats div{min-height:70px;padding:10px}.source-stats dd{font-size:22px}.book-grid{grid-template-columns:1fr}.book-card{min-height:0}.book-card h3{font-size:21px}.book-footer,footer{display:block}.book-footer a{margin-top:12px;display:inline-block}footer p:last-child{text-align:left;margin-top:8px}}