@import"https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Playfair+Display:ital,wght@0,500;0,600;0,700;1,500;1,600&display=swap";:root{font-family:DM Sans,sans-serif;color:#28312d;background:#f6f5f1;font-synthesis:none;text-rendering:optimizeLegibility;--bg:#f6f5f1;--surface:#fffefa;--surface-2:#f0efe9;--ink:#28312d;--muted:#777e77;--line:#e3e2da;--accent:#426c5b;--accent-strong:#315847;--accent-soft:#e4ece6;--shadow:0 18px 55px rgba(38,49,43,.07)}:root[data-theme=dark]{color-scheme:dark;--bg:#171c19;--surface:#202722;--surface-2:#29312b;--ink:#e9eee8;--muted:#a4ada5;--line:#364039;--accent:#9bc4ae;--accent-strong:#b8d8c4;--accent-soft:#2e4237;--shadow:0 18px 55px rgba(0,0,0,.2)}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);transition:background .2s,color .2s}button,input{font:inherit}button{cursor:pointer}button:disabled{opacity:.6;cursor:not-allowed}.app-shell{min-height:100vh}.topbar{height:82px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 clamp(20px,5.3vw,86px);background:var(--surface)}.brand{display:flex;align-items:center;gap:12px}.brand-mark{width:42px;height:42px;border-radius:13px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center}.brand-name{font-family:Playfair Display,serif;font-size:23px;letter-spacing:-.6px;font-weight:600;line-height:1.1}.brand-caption{font-size:9px;letter-spacing:1.7px;color:var(--muted);margin-top:5px;font-weight:700}.top-actions{display:flex;align-items:center;gap:12px}.account-email{font-size:12px;color:var(--muted);margin-right:8px;max-width:220px;overflow:hidden;text-overflow:ellipsis}.icon-button{height:40px;width:40px;display:grid;place-items:center;border:1px solid var(--line);border-radius:12px;color:var(--ink);background:var(--surface);transition:.2s}.icon-button:hover,.icon-button.active{background:var(--accent-soft);color:var(--accent);border-color:var(--accent)}.library-main{max-width:1450px;margin:0 auto;padding:36px clamp(20px,5.3vw,86px) 54px}.hero{min-height:285px;background:#e9eee7;border-radius:22px;overflow:hidden;display:flex;position:relative;padding:42px clamp(26px,5vw,68px);color:#2c4035}.hero-copy{position:relative;z-index:2;max-width:520px}.eyebrow{font-size:10px;font-weight:700;letter-spacing:2px;color:var(--accent);display:flex;align-items:center;gap:8px}.eyebrow.muted{color:var(--muted)}.hero h1,.auth-card h1{font-family:Playfair Display,serif;font-weight:500;font-size:clamp(36px,4.3vw,56px);line-height:1.05;letter-spacing:-1.7px;margin:18px 0 14px}.hero h1 em{color:#63816d;font-weight:500}.hero-copy>p{font-size:14px;color:#66736a;line-height:1.7;margin:0;max-width:390px}.hero-foot{display:flex;gap:20px;flex-wrap:wrap;margin-top:28px;font-size:11px;color:#5e7365}.hero-foot span{display:flex;align-items:center;gap:6px}.hero-art{position:absolute;right:4%;top:0;width:43%;height:100%;min-width:300px;overflow:hidden}.art-sun{position:absolute;width:190px;height:190px;border-radius:50%;background:#d8dfc8;right:19%;top:26px}.art-line{position:absolute;width:400px;height:180px;border:1px solid rgba(67,98,77,.2);border-radius:50%;right:-6%;bottom:-96px;transform:rotate(-14deg)}.art-book{position:absolute;bottom:36px;border-radius:5px 9px 9px 5px;box-shadow:8px 10px 20px #334b3928;border-left:6px solid rgba(0,0,0,.1)}.book-one{height:160px;width:104px;background:#bc8b67;right:51%;transform:rotate(-12deg)}.book-two{height:193px;width:123px;background:#527865;right:30%;transform:rotate(5deg)}.book-three{height:145px;width:93px;background:#d3b9a0;right:10%;transform:rotate(15deg)}.shelf-section{margin-top:42px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:22px;margin-bottom:25px}.section-heading h2{font-family:Playfair Display,serif;font-size:32px;font-weight:500;letter-spacing:-.6px;margin:8px 0 0}.count{font-family:DM Sans,sans-serif;font-size:12px;font-weight:600;vertical-align:middle;background:var(--surface-2);padding:5px 9px;border-radius:8px;margin-left:5px;color:var(--muted)}.shelf-tools{display:flex;align-items:center;gap:10px}.searchbox{height:43px;min-width:230px;border:1px solid var(--line);background:var(--surface);border-radius:12px;display:flex;align-items:center;gap:9px;padding:0 13px;color:var(--muted)}.searchbox input{border:0;outline:0;background:transparent;color:var(--ink);width:100%;min-width:0;font-size:12px}.primary-button,.secondary-button{height:43px;border-radius:12px;padding:0 16px;border:1px solid var(--accent);background:var(--accent);color:#fff;display:inline-flex;align-items:center;justify-content:center;gap:9px;font-size:12px;font-weight:700;white-space:nowrap;transition:.2s}.primary-button:hover{background:var(--accent-strong)}.secondary-button{background:var(--surface);color:var(--accent);border-color:var(--line)}.secondary-button:hover{background:var(--accent-soft)}.book-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:28px 22px}.book-card{min-width:0}.cover-button{display:block;width:100%;border:0;background:transparent;padding:0;text-align:left;position:relative}.book-cover{aspect-ratio:.72;position:relative;overflow:hidden;border-radius:5px 12px 12px 5px;background:var(--cover-bg);color:var(--cover-ink);padding:18px 15px 15px;box-shadow:5px 8px 17px #232b251f,inset 5px 0 #00000012;display:flex;flex-direction:column;border-left:5px solid rgba(0,0,0,.09);transition:transform .22s,box-shadow .22s}.cover-button:hover .book-cover{transform:translateY(-5px) rotate(-1deg);box-shadow:8px 15px 22px #232b252e}.book-cover-image-wrap{aspect-ratio:.72;position:relative;overflow:hidden;border-radius:5px 12px 12px 5px;background:var(--surface-2);box-shadow:5px 8px 17px #232b251f,inset 5px 0 #00000012;border-left:5px solid rgba(0,0,0,.15);transition:transform .22s,box-shadow .22s;display:flex}.cover-button:hover .book-cover-image-wrap{transform:translateY(-5px) rotate(-1deg);box-shadow:8px 15px 22px #232b252e}.book-cover-img{width:100%;height:100%;object-fit:cover;display:block}.cover-topline{font-size:7px;letter-spacing:1.2px;font-weight:700;opacity:.72}.cover-decoration{position:relative;height:33%;margin:10px 0 8px;display:flex;align-items:center;justify-content:center;gap:4px}.cover-decoration span{width:25%;height:55%;border:1px solid currentColor;border-radius:50% 50% 4px 4px;opacity:.4;transform:rotate(-12deg)}.cover-decoration span:nth-child(2){height:85%;transform:rotate(8deg);opacity:.6}.cover-decoration span:nth-child(3){transform:rotate(17deg)}.cover-title{font-family:Playfair Display,serif;font-weight:600;font-size:clamp(14px,1.4vw,21px);line-height:1.12;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:anywhere}.cover-author{font-size:10px;line-height:1.4;margin-top:9px;opacity:.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.cover-bottom{margin-top:auto;font-size:7px;letter-spacing:1.3px;font-weight:700;opacity:.7}.cover-open{position:absolute;inset:auto 9px 9px;display:flex;justify-content:center;align-items:center;gap:6px;background:#ffffffed;color:#2b4738;border-radius:9px;padding:10px 6px;font-size:11px;font-weight:700;opacity:0;transform:translateY(5px);transition:.2s}.cover-button:hover .cover-open{opacity:1;transform:translateY(0)}.book-details{padding:14px 2px 0}.book-title-row{display:flex;align-items:flex-start;gap:5px;justify-content:space-between}.book-title-row h3{font-size:13px;line-height:1.45;font-weight:700;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.delete-button{border:0;background:transparent;color:var(--muted);padding:2px;opacity:.65}.delete-button:hover{color:#bc5b52;opacity:1}.book-author{font-size:11px;color:var(--muted);margin:5px 0 11px;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.book-meta{display:flex;justify-content:space-between;gap:8px;font-size:9px;color:var(--muted)}.progress-track{height:4px;background:var(--surface-2);border-radius:20px;overflow:hidden;margin-top:8px}.progress-track>span{height:100%;display:block;background:var(--accent);border-radius:20px;transition:width .3s}.empty-state{border:1px dashed var(--line);border-radius:18px;min-height:260px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:30px}.empty-icon{width:54px;height:54px;border-radius:17px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center}.empty-state h3{font-family:Playfair Display,serif;font-size:23px;font-weight:500;margin:15px 0 6px}.empty-state p{max-width:420px;font-size:12px;color:var(--muted);line-height:1.7;margin:0 0 18px}.privacy-note{display:flex;align-items:center;justify-content:center;gap:8px;font-size:10px;color:var(--muted);margin-top:35px}.privacy-dot{width:7px;height:7px;border-radius:50%;background:#77a588;display:inline-block;flex-shrink:0}.toast{position:fixed;right:24px;bottom:24px;max-width:min(440px,calc(100vw - 32px));padding:13px 14px;border:1px solid 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38px;box-shadow:var(--shadow)}.auth-brand{margin-bottom:24px}.auth-illustration{height:100px;position:relative;display:grid;place-items:center;margin-bottom:18px}.auth-orbit{width:92px;height:92px;border-radius:50%;border:1px solid var(--line);position:absolute}.auth-orbit:before,.auth-orbit:after{content:"";position:absolute;border-radius:50%;background:#d8e5d9}.auth-orbit:before{width:12px;height:12px;top:5px;right:9px}.auth-orbit:after{width:7px;height:7px;bottom:8px;left:5px}.auth-book{width:60px;height:65px;background:var(--accent);color:#fff;border-radius:5px 10px 10px 5px;display:grid;place-items:center;box-shadow:7px 8px 0 var(--accent-soft);transform:rotate(-5deg)}.auth-card h1{font-size:34px;letter-spacing:-.8px;line-height:1.12;margin:12px 0}.auth-subtitle{font-size:12px;line-height:1.7;color:var(--muted);margin:0 0 23px}.auth-form{display:flex;flex-direction:column;gap:15px}.auth-form label{display:flex;flex-direction:column;gap:7px;font-size:11px;font-weight:700}.auth-form 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var(--line);border-radius:20px;padding:35px;box-shadow:var(--shadow)}.setup-card h1{font-family:Playfair Display,serif;font-weight:500;font-size:30px}.setup-card p,.setup-card li{font-size:13px;line-height:1.8;color:var(--muted)}code{background:var(--surface-2);border-radius:5px;padding:2px 5px;font-size:.9em}.reader-page{min-height:calc(100vh - 1px);background:var(--bg)}.reader-topbar{min-height:78px;border-bottom:1px solid var(--line);background:var(--surface);display:flex;align-items:center;justify-content:space-between;padding:12px clamp(16px,4vw,56px);gap:20px}.reader-back{display:flex;align-items:center;gap:9px;border:0;background:transparent;color:var(--ink);font-size:12px;font-weight:600;white-space:nowrap}.reader-book-heading{display:flex;flex-direction:column;align-items:center;min-width:0;text-align:center}.reader-label{font-size:8px;letter-spacing:1.7px;color:var(--muted);font-weight:700;margin-bottom:5px}.reader-book-heading strong{font-family:Playfair 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14px;font-size:11px;line-height:1.5}.toc-item:hover{background:var(--accent-soft);color:var(--accent)}.toc-empty{font-size:11px;color:var(--muted);padding:14px}.reader-stage{min-width:0;flex:1;display:flex;flex-direction:column;align-items:center;padding:24px clamp(12px,3vw,40px) 0}.reader-paper{position:relative;width:min(100%,940px);height:calc(100vh - 185px);min-height:420px;background:#fffdf8;border:1px solid #e7e2d6;border-radius:4px;box-shadow:0 14px 50px #2c2f2612;overflow:hidden}.epub-viewer{width:100%;height:100%;padding:20px 25px}.epub-viewer.hidden{visibility:hidden}.reader-loading,.reader-error{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:#718076;font-size:12px;text-align:center;padding:25px}.reader-error{color:#b35b50}.reader-error h3{font-family:Playfair Display,serif;font-size:24px;font-weight:500;margin:0}.reader-error p{max-width:420px;line-height:1.6}.reader-footer{width:min(100%,940px);display:flex;align-items:center;justify-content:space-between;gap:20px;padding:19px 0 22px}.page-nav{display:flex;align-items:center;gap:5px;border:0;background:transparent;color:var(--ink);font-size:11px;font-weight:600;white-space:nowrap}.page-nav:disabled{opacity:.35}.reader-progress{width:min(300px,35%)}.reader-progress-label{display:flex;justify-content:space-between;gap:10px;font-size:9px;color:var(--muted)}.reader-progress .progress-track{margin-top:7px}.reader-progress .progress-track>span{background:#7a9d84}.settings-drawer{width:330px;flex-shrink:0;border-left:1px solid var(--line);background:var(--surface);display:flex;flex-direction:column;height:calc(100vh - 79px);position:sticky;top:79px;overflow:hidden;z-index:20;box-shadow:-4px 0 25px #0000000a;animation:slideInRight .22s cubic-bezier(.16,1,.3,1)}@keyframes slideInRight{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.settings-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px 14px;border-bottom:1px solid var(--line)}.settings-title{display:flex;align-items:center;gap:9px;font-size:15px;font-weight:700;color:var(--ink);letter-spacing:-.2px}.settings-icon-teal{color:#0d9488}.settings-close{border:0;background:transparent;color:var(--muted);width:32px;height:32px;border-radius:8px;display:grid;place-items:center;transition:all .15s}.settings-close:hover{background:var(--surface-2);color:var(--ink)}.settings-body{padding:20px;overflow-y:auto;flex:1}.settings-section{margin-bottom:23px}.settings-label{display:flex;align-items:center;justify-content:space-between;font-size:12px;font-weight:600;color:var(--muted);margin-bottom:10px}.settings-label-title{display:flex;align-items:center;gap:7px}.settings-value{font-size:12px;font-weight:600;color:var(--ink)}.theme-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.theme-card{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:12px 6px;border-radius:12px;border:1.5px solid var(--line);font-size:12px;font-weight:600;cursor:pointer;transition:all .2s}.theme-card.light{background:#fff;color:#1e293b;border-color:#e2e8f0}.theme-card.sepia{background:#fbf0d9;color:#5f4b32;border-color:#ebdcb9}.theme-card.dark{background:#1a1d20;color:#e5e7eb;border-color:#2d333b}.theme-card:hover{transform:translateY(-2px)}.theme-card.active{border-color:#0d9488!important;box-shadow:0 0 0 2px #0d94884d}.slider-control-row{display:flex;align-items:center;gap:11px}.stepper-btn{width:32px;height:32px;border-radius:9px;border:1px solid var(--line);background:var(--surface);color:var(--ink);display:grid;place-items:center;transition:all .15s}.stepper-btn:hover{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}.settings-slider{flex:1;height:5px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--line);border-radius:10px;outline:none;cursor:pointer}.settings-slider::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:17px;height:17px;border-radius:50%;background:#0d9488;border:2px solid #ffffff;box-shadow:0 2px 5px #0003;cursor:pointer;transition:transform .15s}.settings-slider::-webkit-slider-thumb:hover{transform:scale(1.15)}.font-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.font-pill{height:38px;border-radius:10px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font-size:12px;padding:0 8px;display:flex;align-items:center;justify-content:center;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:all .15s}.font-pill:hover{border-color:#0d9488}.font-pill.active{border-color:#0d9488;color:#0d9488;background:#0d948817;font-weight:700}.align-buttons-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.align-btn{height:38px;border-radius:10px;border:1px solid var(--line);background:var(--surface);color:var(--ink);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .15s}.align-btn:hover{border-color:#0d9488}.align-btn.active{border-color:#0d9488;color:#0d9488;background:#0d948817;box-shadow:0 0 0 1px #0d9488}.view-mode-stack{display:flex;flex-direction:column;gap:8px}.view-mode-button{width:100%;height:41px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--ink);display:flex;align-items:center;justify-content:center;gap:9px;font-size:12px;font-weight:500;transition:all 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