:root{--bg:#f2f5f3;--paper:#fff;--ink:#193c42;--muted:#788d91;--line:#dce6e2;--teal:#087f83;font-family:Inter,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);color-scheme:light}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.35;cursor:default}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #ddb56b;outline-offset:3px}[hidden]{display:none!important}.site-header{height:80px;display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100% - 1200px)/2));background:#14343c;color:#edf7f4}.wordmark{display:flex;align-items:center;gap:12px;font-size:22px;letter-spacing:.4px}.logo{display:grid;place-items:center;background:#246d70;border-radius:10px;width:38px;height:38px;font-size:22px}.wordmark small{font-size:15px;font-weight:400;margin-left:6px}.back-link{font-size:12px;color:#bed3d1}.shelf{max-width:1200px;margin:auto;padding:42px 24px}.eyebrow{color:var(--teal);font-size:10px;font-weight:600;letter-spacing:2px}.shelf-intro h1{font-weight:600;font-size:33px;letter-spacing:-1px;margin:9px 0 12px}.shelf-intro p{font-size:14px;color:var(--muted);line-height:1.8;margin:0}.resume-panel{display:flex;align-items:center;justify-content:space-between;gap:20px;border:1px solid #cbded5;background:#e6efea;padding:22px 26px;border-radius:12px;margin-top:25px}.resume-panel h2{font-size:19px;font-weight:500;margin:8px 0}.resume-panel p{font-size:12px;color:#68807b;margin:0}.primary-link,.primary-button{display:inline-block;background:var(--teal);color:#fff;border:0;border-radius:8px;padding:11px 17px;font-size:12px;white-space:nowrap}.library-tools{display:flex;justify-content:space-between;align-items:center;gap:15px;margin:30px 0 17px}.search{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:10px 13px;max-width:420px;width:100%;color:#79908f}.search span{font-size:23px;line-height:18px}.search input{border:0;background:transparent;outline:none;width:100%;font-size:13px;color:var(--ink)}.count{font-size:12px;color:var(--muted);white-space:nowrap}.filters{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:25px}.filters button{font-size:12px;border:0;border-radius:7px;padding:8px 13px;background:#e7eeea;color:#6d8381}.filters button.selected{background:#1a555b;color:#fff}.book-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.book-card{display:flex;gap:19px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px;min-height:235px;transition:box-shadow .2s}.book-card:hover{box-shadow:0 7px 20px #173e4310}.book-card.featured{grid-column:1/-1;background:#f9fcfa;border-color:#b4d2c6}.cover-link{flex:0 0 108px;display:flex;align-items:flex-start;justify-content:center}.cover-link img{max-width:108px;max-height:160px;object-fit:contain;border:1px solid #e0e8e4;box-shadow:0 3px 10px #27474e15;background:#fff}.featured .cover-link{flex-basis:126px}.featured .cover-link img{max-width:126px;max-height:178px}.book-info{flex:1;min-width:0;display:flex;flex-direction:column}.book-tag{font-size:10px;color:#47897d;margin-bottom:7px}.book-info h2{font-size:17px;line-height:1.55;font-weight:600;margin:0 0 9px}.book-info h2 a:hover{color:var(--teal)}.featured h2{font-size:21px}.book-description{font-size:12px;line-height:1.8;color:#7c8f93;margin:0 0 12px}.book-meta{font-size:10px;color:#96a4a6}.book-position{font-size:11px;color:#719488;margin-top:8px}.book-actions{display:flex;gap:18px;align-items:center;flex-wrap:wrap;margin-top:auto;padding-top:17px}.read-link{font-size:12px;color:#087e7f;font-weight:600}.voice-link{font-size:12px;color:#326c73;padding:7px 11px;background:#e5efea;border-radius:6px}.audit-note{font-size:12px;color:#819391;line-height:1.9;margin-top:30px}.audit-note summary{cursor:pointer;color:#66827b}.audit-note p{max-width:900px}.shelf-footer{font-size:11px;color:#95a4a1;text-align:center;padding-top:40px}.empty,.shelf-loading{text-align:center;padding:50px;color:#839690;font-size:14px}
.reader-body{height:100dvh;overflow:hidden;background:#e5ebe8;display:flex;flex-direction:column}.reader-header{height:74px;flex:none;display:flex;align-items:center;gap:18px;padding:0 24px;background:#14343c;color:#e7f1ee}.reader-back{font-size:14px;white-space:nowrap;color:#bdd3cc}.reader-title-wrap{flex:1;min-width:0}.reader-title-wrap h1{font-size:16px;font-weight:500;margin:0 0 7px;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.save-status{font-size:10px;color:#9fc9b8}.save-status[data-state=offline]{color:#e0bc85}.save-status[data-state=saving],.save-status[data-state=loading]{color:#95afb0}.icon-button{color:inherit;background:#ffffff0c;border:0;border-radius:7px;display:grid;place-items:center;width:34px;height:34px;font-size:21px}.reader-toolbar{flex:none;height:52px;display:flex;align-items:center;gap:10px;padding:0 24px;background:#fdfefd;border-bottom:1px solid #d2deda;color:#4c6b70}.tool-button{border:0;border-radius:6px;background:#edf3ef;color:#4e6e71;min-width:32px;height:30px;font-size:16px}.tool-button:hover{background:#dbe8df}.page-field{display:flex;align-items:center;gap:7px;font-size:12px;color:#879892;white-space:nowrap}.page-field input{width:56px;border:1px solid #d9e3df;border-radius:5px;padding:5px;text-align:center;color:#395d63;background:#fff;-moz-appearance:textfield}.page-field input::-webkit-inner-spin-button{display:none}.page-field b{font-weight:400}.text-button{border:0;background:transparent;color:#5f8079;font-size:11px;padding:4px}.toolbar-spacer{flex:1}.reader-toolbar select{border:1px solid #d9e4dd;padding:5px 7px;border-radius:5px;color:#57736f;background:#fff;font-size:11px;max-width:120px}.download-link{font-size:11px;white-space:nowrap;padding:5px}.reading-viewport{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;position:relative;padding:24px;scrollbar-gutter:stable;outline:none}.pdf-paper{width:max-content;min-width:100%;min-height:100%;display:flex;justify-content:center;align-items:flex-start;position:relative}.pdf-paper canvas{display:block;background:#fff;box-shadow:0 4px 21px #183b4225}.reader-loading{position:absolute;top:30%;left:50%;transform:translate(-50%,-50%);color:#7c918a;font-size:13px;white-space:nowrap}.reading-footer{height:42px;flex:none;display:flex;align-items:center;gap:20px;padding:0 24px;border-top:1px solid #d2dfd7;background:#f9fcf9;font-size:10px;color:#7b9287}.reading-footer input{flex:1;min-width:60px;height:4px;accent-color:#197f7b;cursor:pointer}.reading-footer span{white-space:nowrap;min-width:43px}.reading-footer span:last-child{text-align:right}.outline-panel{position:fixed;right:0;top:0;bottom:0;width:330px;max-width:90vw;background:#fff;padding:22px;overflow:auto;z-index:30;box-shadow:-10px 0 40px #17363b20}.outline-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.outline-head h2{font-size:21px;font-weight:500;margin:0}.outline-head .icon-button{color:#65847e;background:#edf4ee}.outline-panel nav button{display:block;width:100%;background:transparent;border:0;color:#587672;text-align:left;line-height:1.6;padding:9px;border-radius:6px;font-size:12px}.outline-panel nav button:hover{background:#eaf3ed}.outline-shade{position:fixed;inset:0;background:#183a4244;z-index:25}.outline-panel p{font-size:12px;line-height:1.8;color:#8b9b97}.reader-error{position:fixed;z-index:40;left:50%;top:50%;transform:translate(-50%,-50%);width:400px;max-width:90vw;border:1px solid #d9e5df;background:#fff;border-radius:13px;padding:27px;box-shadow:0 15px 70px #193e4125;color:#345e62}.reader-error strong{font-size:20px;font-weight:500}.reader-error p{font-size:13px;line-height:1.8;color:#7e9491}.reader-error a{font-size:12px;margin-left:17px}.reader-toast{position:fixed;bottom:60px;left:50%;transform:translateX(-50%);font-size:12px;color:#f1f8f4;background:#275b5bdd;padding:11px 18px;border-radius:8px;z-index:50;max-width:90vw;text-align:center}
@media(min-width:1450px){.shelf{max-width:1360px}.book-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.featured{grid-column:1/-1}.site-header{padding:0 max(24px,calc((100% - 1312px)/2))}}
@media(max-width:750px){.site-header{height:66px;padding:0 18px}.wordmark{font-size:19px;gap:9px}.wordmark small{font-size:13px}.logo{width:33px;height:33px;font-size:20px}.shelf{padding:27px 14px}.shelf-intro h1{font-size:28px}.shelf-intro p{font-size:12px}.resume-panel{padding:18px;gap:12px;align-items:flex-start}.resume-panel h2{font-size:15px}.resume-panel p{font-size:10px}.primary-link{font-size:11px;padding:9px 11px;margin-top:7px}.library-tools{margin-top:23px}.filters{gap:6px;margin-bottom:17px}.filters button{font-size:10px;padding:7px 10px}.book-grid{grid-template-columns:1fr;gap:13px}.book-card{padding:16px;gap:15px;min-height:195px}.cover-link,.featured .cover-link{flex-basis:83px}.cover-link img,.featured .cover-link img{max-width:83px;max-height:127px}.book-info h2,.featured h2{font-size:15px}.book-description{font-size:11px;line-height:1.8;margin-bottom:9px}.book-actions{gap:12px;padding-top:13px}.read-link,.voice-link{font-size:11px}.book-meta{font-size:9px}.reader-header{height:68px;padding:0 13px;gap:12px}.reader-title-wrap h1{font-size:13px}.reader-back{font-size:12px}.reader-header .icon-button{width:29px;height:29px;font-size:18px}.reader-toolbar{height:49px;padding:0 10px;gap:7px}.page-field{gap:4px;font-size:10px}.page-field input{width:40px;padding:5px 2px;font-size:12px}.page-field .text-button{font-size:10px;padding:2px}.tool-button{min-width:28px;height:29px;font-size:15px}.reader-toolbar select{max-width:92px;font-size:10px;padding:5px}.download-link{font-size:10px;padding:2px}.reading-viewport{padding:10px;scrollbar-gutter:auto}.reading-footer{height:43px;padding:0 13px;gap:13px}.save-status{font-size:9px}.reader-toolbar .toolbar-spacer{min-width:0}.audit-note{font-size:11px}}