:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#6366f1;--accent-bg:#6366f11a;--accent-border:#6366f180;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:16px/1.5 var(--sans);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#818cf8;--accent-bg:#818cf826;--accent-border:#818cf880;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}}*{box-sizing:border-box}body{margin:0}#root{min-height:100dvh}h1,h2,h3{color:var(--text-h);font-weight:600}p{margin:0}.library{box-sizing:border-box;max-width:960px;min-height:100dvh;margin:0 auto;padding:40px 24px;position:relative}.library-bg{z-index:0;pointer-events:none;width:100%;height:100%;position:fixed;inset:0}.library-header{justify-content:space-between;align-items:center;margin-bottom:36px;display:flex}.library-header h1{margin:0;font-size:28px}.library-empty{text-align:center;color:var(--text);padding:100px 0}.library-empty-icon{opacity:.5;margin-bottom:16px;font-size:64px}.library-hint{opacity:.6;margin-top:8px;font-size:13px}.bookshelf-grid{z-index:1;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:24px 20px;display:grid;position:relative}.book-card{cursor:pointer;flex-direction:column;align-items:center;transition:transform .15s;display:flex}.book-card:hover{transform:translateY(-4px)}.book-cover-wrapper{aspect-ratio:2/3;background:var(--bg);border:1px solid var(--border);border-radius:4px;width:100%;position:relative;overflow:hidden;box-shadow:2px 3px 8px #0000002e,0 1px 3px #0000001f}.book-cover-img{object-fit:cover;width:100%;height:100%;display:block}.book-cover-placeholder{box-sizing:border-box;text-align:center;background:linear-gradient(145deg, var(--accent) 0%, color-mix(in srgb, var(--accent) 60%, #000) 100%);color:#fff;flex-direction:column;justify-content:center;align-items:center;gap:8px;width:100%;height:100%;padding:16px 12px;display:flex}.book-cover-title{-webkit-line-clamp:4;line-clamp:4;-webkit-box-orient:vertical;font-size:13px;font-weight:700;line-height:1.3;display:-webkit-box;overflow:hidden}.book-cover-author{opacity:.8;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;font-size:11px;display:-webkit-box;overflow:hidden}.book-info{text-align:center;flex-direction:column;width:100%;margin-top:8px;display:flex}.book-info-title{color:var(--text-h);-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;font-size:12px;font-weight:600;line-height:1.3;display:-webkit-box;overflow:hidden}.book-info-author{color:var(--text);opacity:.7;white-space:nowrap;text-overflow:ellipsis;margin-top:2px;font-size:11px;overflow:hidden}.book-add-cover{border:2px dashed var(--border);box-shadow:none;background:0 0;justify-content:center;align-items:center;transition:border-color .15s,background .15s;display:flex}.book-card-add:hover .book-add-cover{border-color:var(--accent);background:var(--accent-bg)}.book-add-icon{color:var(--text);opacity:.45;font-size:40px;font-weight:300;line-height:1;transition:opacity .15s,color .15s}.book-card-add:hover .book-add-icon{opacity:1;color:var(--accent)}.book-add-spinner{font-size:28px;animation:1.2s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (hover:none){.book-card:hover{transform:none}.book-card-add:hover .book-add-cover{border-color:var(--border);background:0 0}.book-card-add:hover .book-add-icon{opacity:.45;color:var(--text)}}.btn{border:1px solid var(--border);background:var(--bg);color:var(--text-h);font:inherit;cursor:pointer;border-radius:6px;align-items:center;gap:4px;padding:8px 16px;font-size:14px;transition:background .15s,border-color .15s;display:inline-flex}.btn:hover{background:var(--accent-bg);border-color:var(--accent-border)}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{opacity:.9}.btn-danger{color:#e53e3e;border-color:#e53e3e40}.btn-danger:hover{background:#e53e3e18}.btn-sm{padding:4px 10px;font-size:13px}.reader{flex-direction:column;height:100dvh;display:flex;overflow:hidden}.reader-theme-light{--bg:#fff;--text:#6b6375;--text-h:#1a1a1a;--border:#e5e4e7;--accent:#6366f1;--accent-bg:#6366f11a;--accent-border:#6366f180;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;background:var(--bg);color:var(--text-h)}.reader-theme-dark{--bg:#1e1e1e;--text:#9ca3af;--text-h:#d4d4d4;--border:#2e303a;--accent:#818cf8;--accent-bg:#818cf826;--accent-border:#818cf880;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px;background:var(--bg);color:var(--text-h)}.reader-theme-sepia{--bg:#f4ecd8;--text:#8b7b6b;--text-h:#5b4636;--border:#d4c4a8;--accent:sienna;--accent-bg:#a0522d1a;--accent-border:#a0522d80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;background:var(--bg);color:var(--text-h)}.heatmap-bar{flex-shrink:0;width:100%;height:6px;display:flex}.heatmap-segment{height:100%;transition:background .3s}.heatmap-current{box-shadow:inset 0 0 0 2px #fffc}.reader-toolbar{border-top:1px solid var(--border);-webkit-user-select:none;user-select:none;flex-direction:column;flex-shrink:0;gap:4px;padding:6px 12px;font-size:13px;display:flex}.reader-toolbar-row{justify-content:space-between;align-items:center;gap:12px;display:flex}.reader-toolbar-details{opacity:.7;justify-content:space-between;font-size:12px}.reader-page{font-variant-numeric:tabular-nums;white-space:nowrap}.reader-chapter{white-space:nowrap;text-overflow:ellipsis;min-width:0;font-weight:600;overflow:hidden}.reader-times{flex-shrink:0;gap:12px;display:flex}.reader-eta{white-space:nowrap}.reader-viewport{flex:1;align-items:stretch;display:flex;position:relative;overflow:hidden}.reader-content{flex-direction:column;flex:1;min-height:0;display:flex;overflow:hidden}.reader-epub{contain:strict;flex:1;min-height:0;overflow:hidden}.reader-tap-overlay{z-index:2;cursor:default;touch-action:none;-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;position:absolute;inset:0}.reader-loading,.reader-error{pointer-events:none;justify-content:center;align-items:center;font-size:18px;display:flex;position:absolute;inset:0}.reader-error{color:#e53e3e}.settings-backdrop{z-index:100;background:#0006;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.settings-panel{background:var(--bg);border:1px solid var(--border);min-width:280px;max-width:340px;box-shadow:var(--shadow);border-radius:12px;max-height:80dvh;padding:16px 20px;overflow-y:auto}.settings-panel h3{color:var(--text-h);margin:0 0 12px;font-size:15px}.s-row{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:5px 0;font-size:13px;display:flex}.s-row:last-of-type{border-bottom:none}.s-label{color:var(--text);flex-shrink:0}.s-ctrl{align-items:center;gap:4px;display:flex}.s-ctrl button{border:1px solid var(--border);background:var(--bg);width:24px;height:24px;color:var(--text-h);cursor:pointer;border-radius:4px;justify-content:center;align-items:center;padding:0;font-size:14px;display:flex}.s-ctrl button:hover{background:var(--accent-bg)}.s-val{text-align:center;font-variant-numeric:tabular-nums;min-width:40px;font-size:12px}.s-row select{border:1px solid var(--border);background:var(--bg);color:var(--text-h);font:inherit;border-radius:4px;padding:3px 6px;font-size:13px}.settings-done{justify-content:center;width:100%;margin-top:12px;padding:6px 12px;font-size:13px}.s-danger{border-top:1px solid var(--border);justify-content:flex-end;gap:8px;margin-top:14px;padding-top:12px;display:flex}