:root{--bg: #f5f2ec;--bg-paper: #fdfbf7;--ink: #2e2a25;--ink-soft: #6d655b;--ink-faint: #a39a8d;--line: #e5dfd4;--accent: #a3502e;--accent-soft: #f3e4dc;--olive: #6b6b45;--shadow-sm: 0 1px 2px rgba(46, 42, 37, .05), 0 2px 8px rgba(46, 42, 37, .06);--shadow-md: 0 4px 14px rgba(46, 42, 37, .1), 0 12px 32px rgba(46, 42, 37, .1);--radius: 12px}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,Noto Sans SC,system-ui,-apple-system,sans-serif;font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}#app{min-height:100vh}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}input,select{font-family:inherit}.svg-icon{width:1.1em;height:1.1em;vertical-align:-.15em;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}.topbar{background:var(--bg-paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.topbar-inner{max-width:1180px;margin:0 auto;padding:18px 28px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}.brand{display:flex;align-items:center;gap:12px}.brand-mark{width:38px;height:38px;border-radius:10px;background:var(--accent);color:#fdfbf7;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-sm)}.brand-mark .svg-icon{width:20px;height:20px}.brand h1{font-size:19px;margin:0;letter-spacing:.04em}.brand small{display:block;font-size:12px;color:var(--ink-faint);letter-spacing:.08em}.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border-radius:9px;font-size:14px;border:1px solid var(--line);background:var(--bg-paper);color:var(--ink);transition:box-shadow .18s ease,transform .18s ease,background .18s ease,border-color .18s ease}.btn:hover{box-shadow:var(--shadow-sm);border-color:#d6cfc2}.btn:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fdfbf7}.btn-primary:hover{background:#93462a}.btn-danger{color:#9c3b2e;border-color:#e2c9c0}.btn-danger:hover{background:#faf0ec;border-color:#cfa495}.page{max-width:1180px;margin:0 auto;padding:28px 28px 80px}.dropzone{border:1.5px dashed #cfc6b7;border-radius:var(--radius);background:var(--bg-paper);padding:40px 24px;text-align:center;transition:border-color .2s ease,background .2s ease,transform .2s ease;margin-bottom:26px}.dropzone.dragging{border-color:var(--accent);background:var(--accent-soft);transform:scale(1.004)}.dropzone .dz-icon{width:52px;height:52px;margin:0 auto 12px;border-radius:14px;background:#f1ece2;color:var(--olive);display:flex;align-items:center;justify-content:center}.dropzone .dz-icon .svg-icon{width:26px;height:26px}.dropzone p{margin:4px 0}.dropzone .dz-hint{color:var(--ink-faint);font-size:13px}.toolbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:22px}.search-box{display:flex;align-items:center;gap:8px;background:var(--bg-paper);border:1px solid var(--line);border-radius:9px;padding:8px 12px;flex:1;min-width:200px;max-width:340px;color:var(--ink-faint)}.search-box input{border:none;outline:none;background:transparent;flex:1;font-size:14px;color:var(--ink)}.select-wrap select{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--line);background:var(--bg-paper);border-radius:9px;padding:9px 32px 9px 14px;font-size:14px;color:var(--ink);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236d655b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;cursor:pointer;outline:none}.toolbar .spacer{flex:1}.check-label{display:inline-flex;align-items:center;gap:7px;font-size:14px;color:var(--ink-soft);cursor:pointer;-webkit-user-select:none;user-select:none}input[type=checkbox]{width:16px;height:16px;accent-color:var(--accent);cursor:pointer}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:22px}.card{background:var(--bg-paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .22s ease,box-shadow .22s ease;position:relative;cursor:pointer}.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}.card-cover{aspect-ratio:3 / 4;background:#efe9de;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}.card-cover img{width:100%;height:100%;object-fit:cover;object-position:top center;display:block}.cover-placeholder{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:18px;text-align:center}.cover-placeholder.ph-pdf{background:#f6efe8;color:var(--accent)}.cover-placeholder.ph-doc{background:#eff0e6;color:var(--olive)}.cover-placeholder .ph-badge{width:54px;height:54px;border-radius:14px;background:var(--bg-paper);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-sm)}.cover-placeholder .ph-badge .svg-icon{width:27px;height:27px}.cover-placeholder .ph-name{font-size:12px;color:var(--ink-soft);word-break:break-all;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;max-width:100%}.cover-loading{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;color:var(--ink-faint);background:#f2ede3}.type-badge{position:absolute;top:10px;left:10px;font-size:11px;letter-spacing:.06em;padding:3px 8px;border-radius:6px;background:#2e2a25d1;color:#f5f2ec;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:2}.card-check{position:absolute;top:8px;right:8px;z-index:3;width:26px;height:26px;border-radius:8px;background:#fdfbf7eb;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .18s ease}.card:hover .card-check,.card-check.checked{opacity:1}.card-body{padding:13px 15px 15px}.card-title{font-size:14px;font-weight:600;margin:0 0 5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.card-meta{font-size:12px;color:var(--ink-faint);display:flex;justify-content:space-between;gap:8px}.card-actions{position:absolute;top:42px;right:8px;z-index:3;opacity:0;transition:opacity .18s ease}.card:hover .card-actions{opacity:1}.icon-btn{width:26px;height:26px;border-radius:8px;background:#fdfbf7eb;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:#9c3b2e}.icon-btn:hover{background:#faf0ec}.icon-btn .svg-icon{width:14px;height:14px}.empty{text-align:center;padding:80px 20px;color:var(--ink-faint)}.empty .empty-art{width:88px;height:88px;margin:0 auto 18px;border-radius:22px;background:var(--bg-paper);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--ink-faint);box-shadow:var(--shadow-sm)}.empty .empty-art .svg-icon{width:40px;height:40px}.empty p{margin:6px 0}.empty .empty-sub{font-size:13px}.progress-list{margin-bottom:20px;display:flex;flex-direction:column;gap:10px}.progress-item{background:var(--bg-paper);border:1px solid var(--line);border-radius:10px;padding:12px 16px;display:flex;align-items:center;gap:14px;box-shadow:var(--shadow-sm)}.progress-item .pi-name{flex:1;font-size:13.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.progress-item .pi-status{font-size:12.5px;color:var(--ink-soft);flex:none}.progress-item .pi-status.error{color:#9c3b2e}.spinner{width:15px;height:15px;border:2px solid #e0d8ca;border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;flex:none}@keyframes spin{to{transform:rotate(360deg)}}.toast{position:fixed;bottom:26px;left:50%;transform:translate(-50%);background:#2e2a25eb;color:#f5f2ec;padding:11px 20px;border-radius:10px;font-size:14px;box-shadow:var(--shadow-md);z-index:50;animation:toast-in .25s ease}@keyframes toast-in{0%{opacity:0;transform:translate(-50%) translateY(8px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.preview-bar{background:var(--bg-paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.preview-bar-inner{max-width:900px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}.preview-bar .pv-name{font-size:15px;font-weight:600;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.preview-doc{max-width:860px;margin:32px auto 90px;padding:0 24px}.preview-paper{background:var(--bg-paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:56px 64px;min-height:60vh}.preview-paper img{max-width:100%}.preview-paper table{border-collapse:collapse}.preview-paper td,.preview-paper th{border:1px solid #d8d1c3;padding:6px 10px}.preview-loading{min-height:60vh;display:flex;flex-direction:column;gap:14px;align-items:center;justify-content:center;color:var(--ink-soft)}.preview-loading .spinner{width:26px;height:26px;border-width:3px}.pv-error{background:#faf0ec;border:1px solid #e2c9c0;color:#9c3b2e;border-radius:10px;padding:14px 18px;font-size:14px}@media(max-width:640px){.grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px}.page,.topbar-inner{padding-left:16px;padding-right:16px}.preview-paper{padding:28px 22px}}