:root{
  --paper:#f5efe8;--paper-2:#fbf7f1;--ink:#2f2d2b;--muted:#7f7770;--line:#ded4ca;
  --peach:#e99578;--peach-dark:#cf7659;--peach-pale:#f3c7b5;--charcoal:#343331;--charcoal-2:#282725;
  --shadow:0 18px 60px rgba(83,57,43,.10);--radius:18px;--sidebar:246px;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}html,body,#app{margin:0;width:100%;height:100%;color:var(--ink);background:var(--paper-2)}body{overflow:hidden}
button,input,select,textarea{font:inherit}button{color:inherit}.hidden{display:none!important}
.app-shell{display:flex;min-height:100vh}.sidebar{width:var(--sidebar);background:#f2ebe4;border-right:1px solid var(--line);display:flex;flex-direction:column;padding:22px 16px 16px;z-index:20}
.brand-row{display:flex;align-items:center;gap:10px;padding:0 4px 24px}.brand-mark{width:34px;height:34px;border-radius:50% 50% 48% 52%;background:var(--peach);display:grid;place-items:center;color:#fff;font:700 24px/1 Georgia,serif;box-shadow:inset 0 -2px rgba(0,0,0,.08)}
.brand{font:700 22px/1.05 Georgia,serif;letter-spacing:-.02em}.brand-sub{font-size:10px;color:var(--muted);margin-top:3px}.nav-list{display:grid;gap:6px}.nav-item{border:0;background:transparent;padding:10px 11px;border-radius:12px;display:grid;grid-template-columns:22px 1fr auto;align-items:center;text-align:left;cursor:pointer;color:#5f5954}.nav-item:hover,.nav-item.active{background:#fff9f5;color:var(--ink)}.nav-count{font-size:11px;color:var(--muted)}.nav-icon{font-size:15px}
.section-head{display:flex;justify-content:space-between;align-items:center;margin:24px 9px 9px;color:#776f68;font-size:11px;text-transform:uppercase;letter-spacing:.12em;font-weight:700}.tiny-btn{width:23px;height:23px;border:0;border-radius:7px;background:transparent;cursor:pointer}.tiny-btn:hover{background:#fff}
.folder-tree{display:grid;gap:3px;overflow:auto}.folder-row{display:flex;align-items:center;gap:7px;padding:8px 10px;border-radius:10px;cursor:pointer;font-size:13px;color:#5e5853}.folder-row:hover,.folder-row.active{background:#fff8f3}.folder-row.sub{margin-left:17px}.folder-row .folder-actions{margin-left:auto;opacity:0}.folder-row:hover .folder-actions{opacity:1}.folder-actions button{border:0;background:transparent;cursor:pointer;color:var(--muted)}
.sidebar-bottom{margin-top:auto;display:grid;gap:10px}.storage-note{font-size:10px;color:var(--muted);display:flex;gap:7px;align-items:center;padding:0 5px}.storage-note .dot{width:7px;height:7px;border-radius:50%;background:#88a989}.full{width:100%}
.library-view{flex:1;height:100vh;overflow:auto;background:linear-gradient(180deg,#fbf8f4 0,#f7f0e9 100%)}.topbar{position:sticky;top:0;z-index:8;display:flex;align-items:center;justify-content:space-between;padding:20px 34px 16px;background:rgba(251,248,244,.92);backdrop-filter:blur(14px);border-bottom:1px solid rgba(222,212,202,.7)}.topbar-left{display:flex;align-items:center;gap:10px}.eyebrow{text-transform:uppercase;font-size:10px;letter-spacing:.16em;color:var(--muted);font-weight:800}.topbar h1{margin:2px 0 0;font:700 24px/1.1 Georgia,serif}.topbar-actions{display:flex;align-items:center;gap:10px}.search-wrap{height:38px;min-width:220px;border:1px solid var(--line);border-radius:12px;background:#fffaf6;display:flex;gap:8px;align-items:center;padding:0 12px;color:var(--muted)}.search-wrap input{border:0;outline:0;background:transparent;width:100%;color:var(--ink)}
.icon-btn,.round-btn,.footer-btn,.seg,.ghost-btn,.primary-btn,.danger-btn,.tool-chip,.mini-tool,.theme-swatch{border:1px solid var(--line);background:#fffaf6;border-radius:11px;cursor:pointer;transition:.18s ease}.icon-btn{width:38px;height:38px;display:grid;place-items:center;font-weight:700}.icon-btn:hover,.ghost-btn:hover,.footer-btn:hover,.round-btn:hover,.seg:hover{transform:translateY(-1px);background:#fff}.primary-btn{background:var(--peach);border-color:var(--peach);color:white;font-weight:700;padding:10px 16px}.primary-btn:hover{background:var(--peach-dark);border-color:var(--peach-dark)}.ghost-btn{padding:9px 13px}.danger-btn{padding:9px 13px;color:#a3443f;border-color:#e7bbb5;background:#fff7f5}.view-toggle,.mode-switch{display:flex;background:#eee6df;border-radius:12px;padding:3px}.seg{border:0;background:transparent;padding:7px 10px;border-radius:9px}.seg.active{background:#fff;box-shadow:0 2px 9px rgba(65,48,39,.08)}
.library-hero{margin:30px 34px 10px;background:var(--charcoal);color:#f8efe8;border-radius:26px;min-height:196px;padding:34px 38px;display:flex;justify-content:space-between;align-items:center;overflow:hidden;position:relative;box-shadow:var(--shadow)}.library-hero:after{content:"";position:absolute;right:-30px;top:-80px;width:280px;height:280px;border:1px solid rgba(233,149,120,.28);border-radius:50%}.hero-kicker{text-transform:uppercase;letter-spacing:.18em;font-size:10px;color:#d9c7ba}.library-hero h2{font:500 36px/1.08 Georgia,serif;margin:9px 0 0;letter-spacing:-.025em}.library-hero em{color:var(--peach-pale);font-weight:400}.hero-cards{display:flex;align-items:flex-end;gap:11px;margin-right:44px;transform:rotate(-4deg);position:relative;z-index:1}.mini-book{width:62px;border-radius:6px 9px 9px 6px;box-shadow:-5px 5px 15px rgba(0,0,0,.18)}.mini-book.peach{height:104px;background:var(--peach)}.mini-book.cream{height:126px;background:#e9d8c9}.mini-book.charcoal{height:92px;background:#69615b}
.library-section{padding:24px 34px 80px}.section-title-row{display:flex;justify-content:space-between;align-items:end;margin-bottom:18px}.section-title-row h3{font:700 22px Georgia,serif;margin:0}.section-title-row p{font-size:12px;color:var(--muted);margin:5px 0 0}.folder-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px;margin-bottom:18px}.folder-card{background:#efe3d8;border:1px solid #e3d3c5;border-radius:15px;padding:16px;min-height:90px;cursor:pointer;display:flex;flex-direction:column;justify-content:space-between}.folder-card:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(77,54,42,.08)}.folder-card .folder-icon{font-size:22px}.folder-card .folder-name{font-weight:700}.folder-card .folder-count{font-size:11px;color:var(--muted)}
.book-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(175px,1fr));gap:18px}.book-grid.list{display:grid;grid-template-columns:1fr;gap:8px}.book-card{background:rgba(255,252,249,.84);border:1px solid var(--line);border-radius:16px;overflow:hidden;cursor:pointer;position:relative;transition:.18s ease;min-width:0}.book-card:hover{transform:translateY(-3px);box-shadow:0 15px 35px rgba(75,52,39,.09);border-color:#d8c7bb}.book-cover{aspect-ratio:4/5;background:linear-gradient(135deg,#e9a186,#cc7458);padding:16px;display:flex;flex-direction:column;justify-content:space-between;color:white;position:relative;overflow:hidden}.book-cover:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.10),transparent 15%)}.book-cover.pdf{background:linear-gradient(135deg,#d9967d,#b75f49)}.book-cover.epub{background:linear-gradient(135deg,#6b625d,#3b3835)}.book-format{font-size:9px;letter-spacing:.15em;text-transform:uppercase;opacity:.8}.book-cover-title{font:700 20px/1.08 Georgia,serif;position:relative;z-index:1;display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical;overflow:hidden}.book-card-body{padding:12px}.book-name{font-size:13px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.book-meta{display:flex;justify-content:space-between;font-size:10px;color:var(--muted);margin-top:6px}.progress-line{height:3px;background:#eadfd6;border-radius:10px;margin-top:9px;overflow:hidden}.progress-line i{display:block;height:100%;background:var(--peach);width:0}.book-menu{position:absolute;right:8px;top:8px;z-index:3;width:30px;height:30px;border:0;border-radius:9px;background:rgba(255,255,255,.84);cursor:pointer;opacity:0}.book-card:hover .book-menu{opacity:1}.book-grid.list .book-card{display:grid;grid-template-columns:72px 1fr;min-height:88px}.book-grid.list .book-cover{aspect-ratio:auto;height:100%;padding:8px}.book-grid.list .book-cover-title{font-size:11px}.book-grid.list .book-card-body{display:flex;flex-direction:column;justify-content:center}
.empty-state{border:1px dashed #d8c9bd;border-radius:18px;padding:58px;text-align:center;color:var(--muted);background:rgba(255,255,255,.35)}.empty-state h3{font:700 22px Georgia,serif;color:var(--ink);margin:6px 0}.empty-state p{font-size:13px}.empty-worm{font-size:42px;color:var(--peach)}.drop-zone{position:fixed;inset:18px;z-index:100;border:2px dashed var(--peach);background:rgba(249,240,233,.94);backdrop-filter:blur(8px);border-radius:28px;display:grid;place-items:center;align-content:center;gap:9px;font:700 24px Georgia,serif;color:#6c5145}.drop-icon{font:400 48px sans-serif}
.reader-view{position:fixed;inset:0;background:#e8e0d8;z-index:40;display:flex;flex-direction:column}.reader-topbar,.reader-footer{height:62px;background:rgba(249,244,238,.96);backdrop-filter:blur(14px);border-color:var(--line);display:flex;align-items:center;z-index:45;transition:opacity .25s ease,transform .25s ease}.reader-topbar{border-bottom:1px solid var(--line);padding:0 18px;justify-content:space-between}.reader-footer{border-top:1px solid var(--line);padding:0 18px;gap:18px}.reader-left,.reader-actions{display:flex;align-items:center;gap:8px}.reader-title-wrap{max-width:340px}.reader-title{font-size:13px;font-weight:750;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.reader-meta{font-size:9px;color:var(--muted);text-transform:uppercase;letter-spacing:.12em;margin-top:2px}.reader-center{position:absolute;left:50%;transform:translateX(-50%)}.reader-stage{position:relative;flex:1;min-height:0;display:flex;overflow:hidden}.book-surface{flex:1;min-width:0;position:relative;overflow:hidden;transition:background .2s ease}.book-surface.paper-theme{background:#e9e1da}.book-surface.soft-theme{background:#ede9e2}.book-surface.charcoal-theme{background:#242321}.book-surface.warmdark-theme{background:#2c2724}.epub-viewer,.pdf-viewer{width:100%;height:100%;overflow:auto}.epub-viewer{background:#f8f2ea}.pdf-viewer{padding:28px 24px 80px;scroll-behavior:smooth}.reader-side{position:absolute;top:0;bottom:0;width:300px;background:rgba(250,247,243,.98);backdrop-filter:blur(12px);z-index:44;box-shadow:0 10px 50px rgba(59,45,35,.12);transition:transform .25s ease}.left-panel{left:0}.right-panel{right:0}.left-panel.collapsed{transform:translateX(-102%)}.right-panel.collapsed{transform:translateX(102%)}.panel-head{height:54px;border-bottom:1px solid var(--line);padding:0 12px 0 16px;display:flex;justify-content:space-between;align-items:center}.panel-list{padding:10px;overflow:auto;height:calc(100% - 55px)}.panel-item{padding:10px;border-radius:10px;font-size:12px;cursor:pointer}.panel-item:hover{background:#f3e9e1}.panel-item small{display:block;color:var(--muted);margin-top:4px}.tabs{display:flex;gap:4px;padding:9px;border-bottom:1px solid var(--line)}.tab{border:0;background:transparent;border-radius:8px;padding:7px 8px;cursor:pointer;font-size:11px}.tab.active{background:#efe4db}.right-panel .panel-list{height:calc(100% - 103px)}
.progress-wrap{display:flex;align-items:center;gap:10px;flex:1;max-width:650px;margin:0 auto}.round-btn{width:34px;height:34px;border-radius:50%;font-size:20px}.progress-middle{flex:1;display:grid;gap:3px}.progress-middle input{width:100%;accent-color:var(--peach)}.page-readout{display:flex;justify-content:space-between;font-size:9px;color:var(--muted)}.footer-btn{height:34px;padding:0 10px;font-size:11px}.footer-btn.wide{min-width:66px}.zoom-controls{display:flex;align-items:center;gap:5px}.reader-view.chrome-hidden .reader-topbar{opacity:0;transform:translateY(-100%);pointer-events:none}.reader-view.chrome-hidden .reader-footer{opacity:0;transform:translateY(100%);pointer-events:none}.reader-view.focus-mode .reader-topbar,.reader-view.focus-mode .reader-footer{opacity:0;transform:translateY(-100%);pointer-events:none}.reader-view.focus-mode .reader-footer{transform:translateY(100%)}.reader-view.focus-mode:after{content:"F · exit focus";position:absolute;right:12px;bottom:10px;font-size:9px;color:rgba(120,110,100,.45);z-index:50}
.pdf-page-wrap{position:relative;margin:0 auto 22px;width:max-content;max-width:100%;background:white;box-shadow:0 12px 30px rgba(58,45,38,.12)}.pdf-canvas{display:block;max-width:100%}.pdf-annotation-layer{position:absolute;inset:0;touch-action:none}.pdf-spread{display:flex;gap:18px;align-items:flex-start;justify-content:center;min-height:100%;padding-top:22px}.pdf-spread .pdf-page-wrap{margin:0}.pdf-page-number{position:absolute;bottom:-18px;left:0;right:0;text-align:center;font-size:9px;color:#8b827b}.pdf-draw-canvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.pdf-draw-canvas.active{pointer-events:auto;cursor:crosshair}.pdf-highlight-box{position:absolute;background:rgba(232,188,90,.32);border-radius:3px;pointer-events:none}
.selection-toolbar{position:fixed;z-index:80;background:#2f2d2b;color:white;padding:7px;border-radius:13px;box-shadow:0 12px 32px rgba(0,0,0,.22);display:flex;gap:5px;align-items:center}.color-row{display:flex;gap:6px;flex-wrap:wrap}.color-dot{width:20px;height:20px;border:2px solid rgba(255,255,255,.7);border-radius:50%;cursor:pointer;box-shadow:0 0 0 1px rgba(0,0,0,.08)}.floating-panel{position:fixed;right:18px;top:72px;width:280px;background:#fbf8f4;border:1px solid var(--line);border-radius:16px;box-shadow:0 18px 55px rgba(66,48,38,.16);z-index:72;padding:14px}.floating-title{font:700 16px Georgia,serif;margin-bottom:13px}.floating-label{font-size:9px;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);font-weight:800;margin:10px 0 7px}.tool-row{display:flex;gap:5px;flex-wrap:wrap}.tool-chip{padding:7px 9px;font-size:11px}.tool-chip.active{background:#3b3835;color:white;border-color:#3b3835}.range-label{display:grid;grid-template-columns:70px 1fr 28px;gap:8px;align-items:center;font-size:10px;color:var(--muted);margin-top:12px}.range-label input{width:100%;accent-color:var(--peach)}.appearance-section{margin-bottom:10px}.stepper{display:flex;align-items:center;justify-content:space-between;background:#efe7e0;border-radius:12px;padding:4px}.stepper button{border:0;background:white;border-radius:9px;padding:7px 12px;cursor:pointer}.stepper span{font-size:11px}.theme-row{display:flex;gap:9px}.theme-swatch{width:34px;height:34px;border-radius:50%;background:#f8f2ea}.theme-swatch.soft{background:#eeece6}.theme-swatch.charcoal{background:#292826}.theme-swatch.warmdark{background:#372f2a}.theme-swatch.active{outline:2px solid var(--peach);outline-offset:2px}.mini-tool{padding:6px 9px;font-size:10px;background:#4a4744;color:white;border-color:#605a56}.mini-tool.danger{color:#ffd4cf}
.page-turn-overlay{position:absolute;inset:0;pointer-events:none;z-index:5;opacity:0}.page-turn-overlay.turn-next{animation:pageTurnNext .52s cubic-bezier(.55,.05,.22,1)}.page-turn-overlay.turn-prev{animation:pageTurnPrev .52s cubic-bezier(.55,.05,.22,1)}@keyframes pageTurnNext{0%{opacity:0;background:linear-gradient(90deg,transparent 48%,rgba(0,0,0,.12) 50%,rgba(255,255,255,.25) 55%,transparent 70%);transform:perspective(1200px) rotateY(0)}35%{opacity:.7}100%{opacity:0;background:linear-gradient(90deg,transparent 5%,rgba(0,0,0,.10) 35%,transparent 60%);transform:perspective(1200px) rotateY(-4deg)}}@keyframes pageTurnPrev{0%{opacity:0;background:linear-gradient(270deg,transparent 48%,rgba(0,0,0,.12) 50%,rgba(255,255,255,.25) 55%,transparent 70%)}35%{opacity:.7}100%{opacity:0;background:linear-gradient(270deg,transparent 5%,rgba(0,0,0,.10) 35%,transparent 60%)}}
.modal{border:0;border-radius:20px;padding:0;width:min(92vw,480px);background:#fbf8f4;color:var(--ink);box-shadow:0 30px 90px rgba(50,35,28,.28)}.modal::backdrop{background:rgba(44,38,34,.36);backdrop-filter:blur(3px)}.modal form{padding:20px}.modal-head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:18px}.modal h3{font:700 22px Georgia,serif;margin:3px 0 0}.field{display:grid;gap:6px;margin:13px 0}.field span{font-size:10px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-weight:800}.field input,.field select,.field textarea{border:1px solid var(--line);background:#fffdfa;border-radius:11px;padding:11px;outline:none}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--peach)}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}.modal-actions.spread{justify-content:space-between}.modal-actions>div{display:flex;gap:8px}.compact{width:min(92vw,430px)}.toast-host{position:fixed;right:18px;bottom:18px;z-index:200;display:grid;gap:8px}.toast{background:#332f2c;color:white;border-radius:12px;padding:10px 13px;font-size:11px;box-shadow:0 12px 30px rgba(0,0,0,.2);animation:toastin .2s ease}@keyframes toastin{from{opacity:0;transform:translateY(8px)}}.mobile-only{display:none}
@media(max-width:850px){.sidebar{position:fixed;inset:0 auto 0 0;transform:translateX(-102%);transition:.25s ease}.sidebar.open{transform:none}.mobile-only{display:grid}.topbar{padding:16px}.topbar-actions .search-wrap{display:none}.library-hero{margin:18px 16px 6px;padding:26px 22px}.library-hero h2{font-size:28px}.hero-cards{display:none}.library-section{padding:20px 16px 70px}.book-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.reader-title-wrap{max-width:150px}.reader-center{display:none}.reader-actions .icon-btn:nth-child(-n+2){display:none}.reader-footer{padding:0 8px}.zoom-controls{display:none!important}.footer-btn span{display:none}.reader-side{width:min(88vw,320px)}.floating-panel{right:8px;top:66px;width:min(92vw,300px)}}
.pdf-text-layer{position:absolute;inset:0;overflow:hidden;opacity:1;line-height:1;-webkit-text-size-adjust:none;text-size-adjust:none;transform-origin:0 0;z-index:2}.pdf-text-layer :is(span,br){color:transparent;position:absolute;white-space:pre;cursor:text;transform-origin:0 0}.pdf-text-layer ::selection{background:rgba(233,145,119,.34)}.pdf-annotation-layer{z-index:3;pointer-events:none}.pdf-draw-canvas{z-index:4}