:root{--bg: #f4f6f8;--panel: #ffffff;--surface: #ffffff;--surface-hover: #eef3f8;--surface-2: #eef2f6;--ink: #1a2733;--muted: #6b7a88;--line: #e2e8ee;--accent: #0b6ab0;--accent-dark: #085289;--on-accent: #ffffff;--unread: #d64545;--shadow: 0 1px 3px rgba(16, 34, 51, .08), 0 1px 2px rgba(16, 34, 51, .06);--radius: 10px}html[data-theme=dark]{--bg: #0f141a;--panel: #19212b;--surface: #222c38;--surface-hover: #2b3846;--surface-2: #232e3a;--ink: #e7edf3;--muted: #93a1b0;--line: #2c3846;--accent: #56a8e6;--accent-dark: #3f8fcf;--on-accent: #08131d;--unread: #ff7a72;--shadow: 0 1px 3px rgba(0, 0, 0, .45), 0 2px 8px rgba(0, 0, 0, .35)}html[data-theme=dark] .statusbar{background:#2a2716;border-color:#4a441f;color:#e9d98c}html[data-theme=dark] .statusbar.err{background:#3a1f1d;border-color:#6e3730;color:#f3b0aa}html[data-theme=dark] .statusbar.ok{background:#16311f;border-color:#2f5f3f;color:#9fe0b6}*{box-sizing:border-box}[hidden]{display:none!important}html,body{margin:0;height:100%;background:var(--bg);color:var(--ink);font:15px/1.45 -apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}#app{display:flex;flex-direction:column;min-height:100vh}.topbar{display:flex;align-items:center;gap:16px;padding:10px 18px;background:var(--panel);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}.brand{display:flex;align-items:center;gap:8px;cursor:pointer;-webkit-user-select:none;user-select:none}.brand-mark{background:var(--accent);color:var(--on-accent);font-weight:700;border-radius:7px;padding:3px 7px;font-size:15px}.brand-name{font-weight:700;letter-spacing:.2px}.breadcrumbs{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:14px;flex:1;overflow:hidden}.breadcrumbs .crumb{cursor:pointer;white-space:nowrap}.breadcrumbs .crumb:hover{color:var(--accent);text-decoration:underline}.breadcrumbs .sep{opacity:.5}.breadcrumbs .current{color:var(--ink);font-weight:600}.topbar-actions{display:flex;align-items:center;gap:10px}.search{width:260px;max-width:32vw;padding:7px 11px;border:1px solid var(--line);border-radius:20px;background:var(--surface);color:var(--ink);font-size:14px}.search::placeholder{color:var(--muted)}.search:focus{outline:none;border-color:var(--accent)}.btn{padding:7px 13px;border:1px solid var(--line);background:var(--surface);border-radius:8px;cursor:pointer;font-size:14px;color:var(--ink)}.btn:hover{background:var(--surface-hover);border-color:var(--accent)}.btn-primary{background:var(--accent);color:var(--on-accent);border-color:var(--accent);font-weight:600}.btn-primary:hover{background:var(--accent-dark);border-color:var(--accent-dark)}.btn-icon{padding:7px 10px;font-size:16px}.btn-danger{border-color:#e2b4b0;color:#b02a1f}.btn-danger:hover{background:#fdecea}html[data-theme=dark] .btn-danger{border-color:#6e3730;color:#f0a59d}html[data-theme=dark] .btn-danger:hover{background:#3a1f1d}.statusbar{padding:8px 18px;background:#fff8e1;border-bottom:1px solid #f0e2b6;font-size:13px;color:#6b5a12}.statusbar.err{background:#fdecea;border-color:#f5c6c2;color:#8a2b23}.statusbar.ok{background:#e9f6ee;border-color:#bfe6cd;color:#1c6b3a}.view{padding:22px;max-width:1400px;width:100%;margin:0 auto}.empty{text-align:center;color:var(--muted);padding:70px 20px}.empty h2{color:var(--ink);font-weight:600}.empty .btn-primary{margin-top:14px}.grid{display:grid;gap:16px}.grid.folders{grid-template-columns:repeat(auto-fill,minmax(230px,1fr))}.grid.tiles{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}.folder-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;cursor:pointer;box-shadow:var(--shadow);transition:transform .08s ease,box-shadow .12s ease;display:flex;flex-direction:column;gap:6px;min-height:96px}.folder-card:hover{transform:translateY(-2px);box-shadow:0 6px 16px #1022331f}.folder-card .fc-title{font-weight:600;font-size:16px;line-height:1.25}.folder-card .fc-sub{color:var(--muted);font-size:13px}.folder-card .fc-meta{margin-top:auto;display:flex;gap:10px;align-items:center;color:var(--muted);font-size:12px}.badge-unread{background:var(--unread);color:#2a0a08;border-radius:11px;padding:1px 8px;font-size:12px;font-weight:700}.badge{background:var(--surface-2);color:var(--muted);border-radius:11px;padding:1px 8px;font-size:12px}.tile{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;cursor:pointer;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:transform .08s ease,box-shadow .12s ease;position:relative}.tile:hover{transform:translateY(-2px);box-shadow:0 6px 16px #1022331f}.tile.read{opacity:.82}.tile .thumb{height:150px;background:var(--surface-2) center/cover no-repeat;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:34px}.tile .thumb img{width:100%;height:100%;object-fit:cover;object-position:top}.tile .tile-body{padding:12px 13px;display:flex;flex-direction:column;gap:6px;flex:1}.tile .t-journal{color:var(--accent);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.3px}.tile .t-title{font-weight:600;font-size:14.5px;line-height:1.3;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.tile .t-authors{color:var(--muted);font-size:12.5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.tile .t-abstract{color:var(--muted);font-size:12px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.tile .t-foot{margin-top:auto;display:flex;align-items:center;gap:8px;padding-top:4px;color:var(--muted);font-size:11.5px}.tile .unread-dot{position:absolute;top:10px;right:10px;width:11px;height:11px;border-radius:50%;background:var(--unread);box-shadow:0 0 0 2px var(--panel)}.tile .t-actions{display:flex;gap:6px;margin-left:auto}.tile .mini{border:1px solid var(--line);background:var(--surface);border-radius:6px;font-size:11px;padding:2px 7px;cursor:pointer;color:var(--muted)}.tile .mini:hover{color:var(--on-accent);background:var(--accent);border-color:var(--accent)}.reader{position:fixed;top:0;right:0;bottom:0;left:0;background:#525659;z-index:60;display:flex;flex-direction:column}.reader-topbar{display:flex;align-items:center;gap:14px;padding:8px 14px;background:#323639;color:#eee;border-bottom:1px solid #1f2224;flex:0 0 auto}.reader-title{font-size:14px;color:#ddd;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.reader-tools{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:6px 14px;background:#3a3f45;color:#cfd6dc;border-bottom:1px solid #1f2224;flex:0 0 auto}.tool-group{display:flex;gap:2px;background:#23262a;border-radius:8px;padding:3px}.tool-group.right{margin-left:auto}.tool{border:none;background:transparent;color:#cfd6dc;min-width:34px;height:30px;padding:0 7px;border-radius:6px;cursor:pointer;font-size:15px;display:inline-flex;align-items:center;justify-content:center}.tool[data-tool=freetext]{font-weight:700;font-family:Georgia,serif}.tool:hover{background:#3c4147}.tool.active{background:var(--accent);color:#fff}.params{display:flex;align-items:center;gap:12px}.params.hidden-params{display:none}.swatches{display:flex;gap:5px}.swatch{width:22px;height:22px;border-radius:50%;border:2px solid #23262a;cursor:pointer;padding:0;box-shadow:0 0 0 1px #ffffff26}.swatch.active{border-color:#fff;box-shadow:0 0 0 2px var(--accent)}.ann-color{width:26px;height:26px;padding:0;border:none;background:none;cursor:pointer;border-radius:6px}.slider{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:#cfd6dc}.slider input[type=range]{width:90px;accent-color:var(--accent)}.zoom{align-items:center}.zoom-level{font-size:12px;color:#cfd6dc;min-width:42px;text-align:center}.viewerContainer{position:relative;flex:1 1 auto;min-height:0;overflow:auto}#viewer.pdf-dark .canvasWrapper{filter:var(--pdf-dark-filter, invert(.9) hue-rotate(180deg) brightness(1.05))}#reader.pdf-dark-bg{background:var(--pdf-dark-bg, #1b1d1f)}#reader.pdf-dark-bg .pdfViewer .page{box-shadow:0 1px 6px #00000080}.shade-select{background:#23262a;color:#cfd6dc;border:1px solid #1f2224;border-radius:6px;height:30px;padding:0 6px;font-size:12px;cursor:pointer}.u-icon{text-decoration:underline;font-weight:700;font-family:Georgia,serif}.rxmd-markup-layer{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:5}.rxmd-underline{position:absolute;height:2px;border-radius:1px}.viewerContainer.underline-cursor .textLayer{cursor:text}.dialog{border:none;border-radius:14px;padding:0;box-shadow:0 20px 60px #0000004d;max-width:560px;width:92vw}.dialog::backdrop{background:#10223373}.dialog-body{padding:24px 26px}.dialog-body h2{margin:0 0 6px}.muted{color:var(--muted)}.req{color:var(--accent);font-weight:600}.folder-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 0;border-top:1px solid var(--line)}.folder-label{font-weight:600;margin-bottom:3px}.folder-path{color:var(--muted);font-size:13px;word-break:break-all}.check{display:flex;align-items:center;gap:8px;padding:10px 0;border-top:1px solid var(--line);font-size:14px}.dialog-actions{display:flex;justify-content:space-between;gap:10px;margin-top:18px}.ul-slider{display:flex;align-items:center;gap:12px;color:var(--text);font-size:14px;padding:12px 0;border-top:1px solid var(--line)}.ul-slider .slider-label{width:110px;font-weight:600}.ul-slider input[type=range]{flex:1;accent-color:var(--accent)}.ul-slider .ul-val{width:44px;text-align:right;font-variant-numeric:tabular-nums;color:var(--muted)}.spinner{display:inline-block;width:14px;height:14px;border:2px solid #cbd5df;border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite;vertical-align:-2px}@keyframes spin{to{transform:rotate(360deg)}}.login{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:var(--bg);z-index:80;padding:20px}.login-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:34px 30px;width:100%;max-width:360px;display:flex;flex-direction:column;gap:14px;align-items:stretch;text-align:center}.login-card .brand{justify-content:center}.brand.big .brand-mark{font-size:22px;padding:5px 10px}.brand.big .brand-name{font-size:22px}.login-input{padding:11px 13px;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--ink);font-size:15px}.login-input:focus{outline:none;border-color:var(--accent)}.login-err{color:var(--unread);font-size:13px}.grid.cards{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;max-width:900px;margin:40px auto}.cat-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:30px 24px;cursor:pointer;box-shadow:var(--shadow);display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;transition:transform .09s ease,box-shadow .14s ease}.cat-card:hover{transform:translateY(-3px);box-shadow:0 10px 24px #10223324;border-color:var(--accent)}.cat-card .cc-icon{font-size:46px;line-height:1}.cat-card .cc-title{font-weight:700;font-size:18px}.cat-card .cc-meta{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:12px}.reader.epub{background:#d9d2c4}html[data-theme=dark] .reader.epub{background:#2a2620}.epub-stage{flex:1 1 auto;min-height:0;display:flex;align-items:stretch;justify-content:center;position:relative}.epub-area{flex:1 1 auto;min-width:0;max-width:860px;background:#fdfcf9;box-shadow:0 2px 20px #00000040}.epub-nav{flex:0 0 auto;width:54px;border:none;background:transparent;color:var(--muted);font-size:40px;cursor:pointer}.epub-nav:hover{background:#0000000d;color:var(--ink)}.reader.media{background:#2b2f33}.media-body{flex:1 1 auto;min-height:0;overflow:auto;display:flex;align-items:center;justify-content:center;padding:20px}.media-body img{max-width:100%;max-height:100%;object-fit:contain;box-shadow:0 4px 20px #0006;background:#fff}.media-fallback{text-align:center;color:#cfd6dc;max-width:360px}.media-fallback .mf-icon{font-size:64px}#mediaDownload{text-decoration:none}.field{display:flex;flex-direction:column;gap:5px;padding:10px 0;font-size:14px}.field>span{font-weight:600}.field input[type=text],.field input[type=password],.field select,.field textarea{padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--ink);font-size:14px;font-family:inherit}.field textarea{resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent)}.upload-list{padding:10px 0;font-size:13px;word-break:break-word}.upload-progress{height:8px;background:var(--surface-2);border-radius:5px;overflow:hidden;margin:6px 0}.upload-progress .bar{height:100%;width:0;background:var(--accent);transition:width .15s ease}.cat-settings{display:flex;flex-direction:column;gap:8px}.cat-setting{padding:12px 0;border-top:1px solid var(--line)}.cat-setting .cs-label{font-weight:700;color:var(--accent)}.pw-details{border-top:1px solid var(--line);padding:12px 0}.pw-details summary{cursor:pointer;font-weight:600}.dialog-body{max-height:82vh;overflow:auto}@media (max-width: 640px){.topbar{gap:8px;padding:8px 12px;flex-wrap:wrap}.search{width:100%;max-width:none;order:3;flex:1 1 100%}.view{padding:14px}.grid.cards{margin:20px auto}input,select,textarea{font-size:16px!important}.reader-tools{gap:8px}}@media (pointer: coarse){.tool{min-width:44px;height:40px;font-size:17px}.tool-group{gap:3px;padding:4px}.swatch{width:30px;height:30px}.ann-color{width:34px;height:34px}.slider input[type=range]{width:128px;height:30px}.reader-tools{gap:10px;row-gap:8px}.annotationEditorLayer{--resizer-size: 18px}.annotationEditorLayer .editToolbar .buttons>*{min-width:34px;min-height:34px}}