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canvas{-webkit-user-drag:none;-moz-user-select:none;-webkit-user-select:none;user-select:none}.overlay{position:absolute;left:0;top:0;pointer-events:none}.link-overlay{position:absolute;left:0;top:0;pointer-events:none;z-index:20}.link-hit{position:absolute;pointer-events:auto;cursor:pointer;text-decoration:none;background:transparent;display:block;z-index:30}.overlay .highlight{position:absolute;border:none;--highlight-rgb: var(--annotation-highlight-rgb);--highlight-alpha: .3;--highlight-selected-alpha: .45;background:rgba(var(--highlight-rgb),var(--highlight-alpha));box-sizing:border-box;border-radius:4px;padding:0;-webkit-appearance:none;-moz-appearance:none;appearance:none;pointer-events:auto;cursor:pointer;transition:background .15s ease,box-shadow .15s ease}.overlay .highlight.direct{--highlight-rgb: var(--annotation-direct-rgb);--highlight-alpha: .28}.overlay .highlight.indirect{--highlight-rgb: var(--annotation-indirect-rgb);--highlight-alpha: .28}.overlay .highlight.summary{--highlight-rgb: var(--annotation-summary-rgb);--highlight-alpha: .22;--highlight-selected-alpha: .4}.overlay .highlight.comment{--highlight-rgb: var(--annotation-comment-rgb);--highlight-alpha: .22;--highlight-selected-alpha: .4}.overlay .highlight.red{--highlight-rgb: var(--annotation-quotation-rgb);--highlight-alpha: .25}.overlay .highlight.selected{background:rgba(var(--highlight-rgb),var(--highlight-selected-alpha));box-shadow:inset 0 0 0 1px rgba(var(--highlight-rgb),var(--highlight-selected-alpha))}.overlay .highlight.area,.overlay .highlight.area-box{background:rgba(var(--annotation-area-rgb),.08);border:2px dashed rgba(var(--annotation-area-rgb),.65);border-radius:3px}.overlay .highlight.area.selected,.overlay .highlight.area-box.selected{background:rgba(var(--annotation-area-rgb),.15);border-color:rgba(var(--annotation-area-rgb),.9);box-shadow:0 0 0 2px rgba(var(--annotation-area-rgb),.2)}.annotation-marker{position:absolute;width:4px;border-radius:999px;pointer-events:auto;cursor:pointer;background:#f97316b3;box-shadow:0 0 0 1px #ffffffb3}.annotation-marker.summary{background:#22c55ecc}.annotation-marker.comment{background:#f97316cc}.annotation-marker.summary.selected{background:#16a34a}.annotation-marker.comment.selected{background:#ea580c}.selection-overlay{position:absolute;left:0;top:0;pointer-events:none;z-index:60}.selection-rect{position:absolute;border-radius:4px;background:#3b82f633;border:1px solid rgba(59,130,246,.45);box-shadow:inset 0 0 0 1px #ffffff80}.selection-rect.pending{background:#6366f133;border-color:#6366f180}.selection-rect.remote{border:none;box-shadow:none;position:relative}.selection-rect.remote.highlight{border-radius:4px}.selection-user-label{position:absolute;top:-18px;left:0;font-size:.6rem;font-weight:700;color:#fff;padding:1px 5px;border-radius:4px 4px 4px 0;white-space:nowrap;pointer-events:auto;cursor:default;line-height:1.3;z-index:1;transition:opacity .14s ease}.selection-user-label:hover{opacity:.08}.live-overlay{z-index:60}.overlay .highlight.remote-live{pointer-events:none;cursor:default}.overlay .highlight.remote-live .selection-user-label{pointer-events:auto}.pdf-presence-strip{position:absolute;top:0;bottom:0;right:12px;z-index:80;pointer-events:none;width:max-content}.presence-marker{position:absolute;right:0;top:var(--presence-top, 84px);display:flex;align-items:center;gap:4px;justify-content:center;border:none;border-radius:999px;padding:2px;background:var(--presence-color, #6366f1);color:#fff;font-size:.58rem;font-weight:700;pointer-events:auto;cursor:pointer;box-shadow:0 2px 8px #0000002e;transition:top .28s cubic-bezier(.22,1,.36,1),transform .16s ease,box-shadow .16s ease,opacity .2s ease;white-space:nowrap;transform-origin:center right;animation:presence-float 2.8s ease-in-out infinite}.presence-marker:hover{transform:translate(-2px) scale(1.05);box-shadow:0 4px 12px #00000040}.presence-marker.is-top,.presence-marker.is-bottom{opacity:.94;padding-left:4px}.presence-marker.is-top:before,.presence-marker.is-bottom:before{content:"";width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;margin-right:1px;transform:translate(1px)}.presence-marker.is-top:before{border-bottom:7px solid rgba(255,255,255,.92)}.presence-marker.is-bottom:before{border-top:7px solid rgba(255,255,255,.92)}.presence-marker.is-inside{opacity:1}.presence-avatar{width:16px;height:16px;border-radius:999px;background:#ffffff40;display:flex;align-items:center;justify-content:center;font-size:.54rem;font-weight:800}.presence-page{min-width:12px;text-align:center;font-size:.72rem;font-weight:800;line-height:1;opacity:.9;padding-right:2px}@keyframes presence-float{0%,to{filter:saturate(1)}50%{filter:saturate(1.12)}}.viewer.suppress-native-selection .page ::selection{background:transparent;color:inherit}.viewer.suppress-native-selection .page ::-moz-selection{background:transparent;color:inherit}.search-input-wrap{position:relative;display:flex;align-items:center}.search-input-wrap .search-icon{position:absolute;left:10px;width:14px;height:14px;fill:var(--text-muted);pointer-events:none;flex-shrink:0}.search-input{width:100%;border:1px solid var(--border-input);border-radius:var(--radius-md);padding:7px 10px 7px 30px;font-size:.82rem;color:var(--text-primary);background:var(--bg-input);outline:none;transition:border-color .15s ease,box-shadow .15s ease}.search-input:focus{border-color:var(--btn-blue-bg);box-shadow:0 0 0 2px #2563eb26}.search-input::placeholder{color:var(--text-muted)}.search-clear-button{position:absolute;right:6px;background:none;border:none;cursor:pointer;padding:2px;color:var(--text-muted);display:flex;align-items:center;justify-content:center}.search-clear-button:hover{color:var(--text-primary)}.project-search-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--overlay-bg);z-index:1000;display:flex;align-items:flex-start;justify-content:center;padding-top:10vh}.project-search-panel{background:var(--bg-card);border-radius:var(--radius-xl);border:1px solid var(--border-default);box-shadow:var(--shadow-xl);width:620px;max-width:90vw;max-height:75vh;display:flex;flex-direction:column;overflow:hidden}.project-search-header{padding:16px 16px 12px;display:flex;flex-direction:column;gap:8px;border-bottom:1px solid var(--border-default)}.project-search-header .search-input{font-size:.95rem;padding:10px 12px 10px 34px}.project-search-header .search-icon{width:16px;height:16px;left:12px}.project-search-results{overflow-y:auto;padding:8px 12px 12px;display:flex;flex-direction:column;gap:6px;min-height:60px}.project-search-empty,.project-search-hint{padding:24px 16px;text-align:center;color:var(--text-muted);font-size:.85rem}.search-result-card{border-radius:var(--radius-md);border:1px solid var(--border-default);background:var(--bg-panel);padding:10px 12px;cursor:pointer;transition:transform .12s ease,box-shadow .12s ease,border-color .12s ease;display:flex;flex-direction:column;gap:6px}.search-result-card:hover{transform:translateY(-1px);box-shadow:var(--shadow-sm);border-color:var(--border-active)}.search-result-header{display:flex;justify-content:space-between;align-items:flex-start;gap:8px}.search-result-title{font-size:.85rem;font-weight:600;color:var(--text-primary);line-height:1.3}.search-result-type-badge{font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;padding:2px 6px;border-radius:4px;background:var(--bg-accent);color:var(--text-accent)}.search-result-type-badge.badge-annotation{background:#facc152e;color:#92400e}.search-result-type-badge.badge-fulltext{background:#22c55e26;color:#166534}:root[data-theme=dark] .search-result-type-badge.badge-annotation{background:#facc151f;color:#fbbf24}:root[data-theme=dark] .search-result-type-badge.badge-fulltext{background:#22c55e1f;color:#4ade80}.search-result-authors{font-size:.75rem;color:var(--text-secondary)}.search-result-category{font-size:.7rem;color:var(--text-muted)}.search-result-snippet{font-size:.78rem;color:var(--text-secondary);line-height:1.4;background:var(--bg-hover);border-radius:var(--radius-sm);padding:6px 8px;word-break:break-word}.search-result-snippet mark{background:#facc1559;color:inherit;border-radius:2px;padding:0 1px}:root[data-theme=dark] .search-result-snippet mark{background:#facc1538}.search-result-page{font-size:.7rem;color:var(--text-muted)}.pdf-search-floating{position:absolute;bottom:24px;left:50%;transform:translate(-50%);z-index:150;background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:8px 12px;display:flex;align-items:center;gap:8px;min-width:340px;max-width:500px}.pdf-search-floating .search-input{flex:1;min-width:0;border:none;background:transparent;padding:6px 8px 6px 28px;font-size:.88rem}.pdf-search-floating .search-input:focus{box-shadow:none}.pdf-search-floating .search-icon{left:8px}.pdf-search-nav{display:flex;align-items:center;gap:4px;flex-shrink:0}.pdf-search-count{font-size:.75rem;color:var(--text-muted);white-space:nowrap;min-width:48px;text-align:center}.pdf-search-nav-btn{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);width:28px;height:28px;padding:0;cursor:pointer;color:var(--text-primary);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-sm);transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}.pdf-search-nav-btn:hover{transform:translateY(-1px);box-shadow:var(--shadow-md);border-color:var(--border-active)}.pdf-search-nav-btn:disabled{opacity:.4;cursor:default}.pdf-search-nav-btn svg{width:14px;height:14px;fill:currentColor}.pdf-search-close-btn{background:var(--bg-card);border:1px solid var(--border-subtle);cursor:pointer;width:28px;height:28px;padding:0;color:var(--text-muted);display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);box-shadow:var(--shadow-sm);transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease,color .15s ease}.pdf-search-close-btn:hover{color:var(--text-primary);transform:translateY(-1px);box-shadow:var(--shadow-md);border-color:var(--border-active)}.pdf-search-close-btn svg{width:14px;height:14px;fill:currentColor}.pdf-search-highlight-rect{position:absolute;background:#facc1559;border:1px solid rgba(250,204,21,.7);border-radius:2px;pointer-events:none;mix-blend-mode:multiply}.pdf-search-highlight-rect.active{background:#f9731673;border-color:#f97316cc}.project-search-trigger{position:relative;display:inline-flex}.pdf-search-trigger{position:relative}