*{margin:0;padding:0;box-sizing:border-box}:root{--toolbar-bg-light: #f7f7f7;--canvas-bg-light: #e6e6e6;--toolbar-bg-dark: #3b3b3b;--canvas-bg-dark: #333333;--text-light: #000;--text-dark: #fff;--border-light: #ddd;--border-dark: #555;--hover-light: #e0e0e0;--hover-dark: #4a4a4a;--active-light: #d0d0d0;--active-dark: #5a5a5a}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;overflow:hidden;background:var(--canvas-bg-light);color:var(--text-light)}body.dark-mode{background:var(--canvas-bg-dark);color:var(--text-dark)}#app{display:flex;flex-direction:column;height:100vh;width:100vw;max-height:100vh;overflow:hidden}.tabs-bar{height:41px;background:var(--toolbar-bg-light);border-bottom:none;display:flex;align-items:center;overflow-x:auto;overflow-y:hidden;flex-shrink:0;min-height:41px}body.dark-mode .tabs-bar{background:var(--toolbar-bg-dark);border-bottom:none}.tabs-container{display:flex;height:100%;align-items:center;gap:2px;padding:0 4px;flex:0 0 auto}.tab{height:32px;padding:0 12px;display:flex;align-items:center;gap:8px;background:transparent;border:none;border-radius:4px 4px 0 0;cursor:pointer;font-size:13px;color:var(--text-light);white-space:nowrap;max-width:200px;min-width:120px;position:relative}body.dark-mode .tab{color:var(--text-dark)}.tab:hover{background:var(--hover-light)}body.dark-mode .tab:hover{background:var(--hover-dark)}.tab.active{background:var(--canvas-bg-light);border-bottom:none}body.dark-mode .tab.active{background:var(--canvas-bg-dark)}.tab-name{flex:1;overflow:hidden;text-overflow:ellipsis}.tab-close{width:16px;height:16px;border-radius:3px;border:none;background:transparent;cursor:pointer;font-size:16px;line-height:1;color:var(--text-light);display:flex;align-items:center;justify-content:center}body.dark-mode .tab-close{color:var(--text-dark)}.tab-close:hover{background:var(--active-light)}body.dark-mode .tab-close:hover{background:var(--active-dark)}.new-tab-btn{width:32px;height:32px;border:none;background:transparent;cursor:pointer;font-size:20px;font-weight:300;color:var(--text-light);border-radius:4px;display:flex;align-items:center;justify-content:center;margin:0 4px;flex-shrink:0;transition:background .15s ease}body.dark-mode .new-tab-btn{color:var(--text-dark)}.new-tab-btn:hover{background:var(--hover-light)}body.dark-mode .new-tab-btn:hover{background:var(--hover-dark)}.new-tab-btn:active{background:var(--active-light)}body.dark-mode .new-tab-btn:active{background:var(--active-dark)}.toolbar{height:41px;min-height:41px;background:var(--toolbar-bg-light);border-bottom:1px solid var(--border-light);display:flex;align-items:center;justify-content:space-between;padding:0 8px;flex-shrink:0;position:relative;transition:transform .3s ease}body.dark-mode .toolbar{background:var(--toolbar-bg-dark);border-bottom-color:var(--border-dark)}.toolbar.hidden{transform:translateY(-42px)}.toolbar-group{display:flex;align-items:center;gap:2px;height:100%}.toolbar-btn-group{display:flex;align-items:center;gap:1px;height:100%}.toolbar-left{justify-content:flex-start}.toolbar-center{position:absolute;left:50%;transform:translate(-50%);justify-content:center}.toolbar-right{justify-content:flex-end;margin-left:auto}.toolbar-btn{width:32px;height:32px;border:none;background:transparent;border-radius:4px;cursor:pointer;display:flex;align-items:center;justify-content:center;position:relative;padding:0}.toolbar-btn-arrow{width:14px;height:32px;border:none;background:transparent;border-radius:4px;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;margin-left:0;font-size:8px;color:var(--text-light)}body.dark-mode .toolbar-btn-arrow{color:var(--text-dark)}.toolbar-btn-arrow:hover{background:var(--hover-light)}body.dark-mode .toolbar-btn-arrow:hover{background:var(--hover-dark)}.toolbar-btn img{width:20px;height:20px;filter:brightness(0);object-fit:contain}body.dark-mode .toolbar-btn img{filter:brightness(0) invert(1);object-fit:contain}#btn-zoom-out img{width:20px!important;height:20px!important;object-fit:contain!important;max-width:24px;max-height:24px}body.dark-mode #btn-zoom-out img{filter:brightness(0) saturate(0) invert(1)}#btn-zoom-in img,#btn-zoom-out img,#btn-fit-width img{height:20px;width:auto}.toolbar-btn:hover{background:var(--hover-light)}body.dark-mode .toolbar-btn:hover{background:var(--hover-dark)}.toolbar-btn:active,.toolbar-btn.active{background:var(--active-light)}body.dark-mode .toolbar-btn:active,body.dark-mode .toolbar-btn.active{background:var(--active-dark)}.toolbar-btn.active:after{content:"";position:absolute;bottom:0;left:4px;right:4px;height:2px;background:#0078d4}#btn-zoom-in.active:after,#btn-zoom-out.active:after,#btn-fit-width.active:after{display:none;content:none}#btn-save.saved{opacity:.3;pointer-events:none;cursor:not-allowed;filter:grayscale(100%)}#btn-save.saved img{opacity:.3}body.dark-mode #btn-save.saved{opacity:.25;filter:grayscale(100%) brightness(.7)}body.dark-mode #btn-save.saved img{opacity:.3}.toolbar-divider{width:1px;height:24px;background:var(--border-light);margin:0 4px}body.dark-mode .toolbar-divider{background:var(--border-dark)}.page-input{width:50px;height:26px;border:1px solid var(--border-light);border-radius:3px;text-align:center;font-size:13px;background:#fff;color:var(--text-light);margin:0 4px}body.dark-mode .page-input{background:#2a2a2a;border-color:var(--border-dark);color:var(--text-dark)}.page-label{font-size:13px;white-space:nowrap}.content-area{flex:1;display:flex;overflow:hidden;position:relative;min-height:0}.sidebar{position:absolute;left:0;top:0;bottom:0;width:280px;background:var(--toolbar-bg-light);border-right:1px solid var(--border-light);display:flex;flex-direction:column;transform:translate(-100%);transition:transform .3s ease;z-index:100}body.dark-mode .sidebar{background:var(--toolbar-bg-dark);border-right-color:var(--border-dark)}.sidebar.open{transform:translate(0)}.sidebar-header{height:44px;display:flex;align-items:center;justify-content:space-between;padding:0 12px;border-bottom:1px solid var(--border-light)}body.dark-mode .sidebar-header{border-bottom-color:var(--border-dark)}.sidebar-title{font-size:14px;font-weight:500}.sidebar-close{width:24px;height:24px;border:none;background:transparent;border-radius:3px;cursor:pointer;font-size:16px;display:flex;align-items:center;justify-content:center;color:var(--text-light)}body.dark-mode .sidebar-close{color:var(--text-dark)}.sidebar-close:hover{background:var(--hover-light)}body.dark-mode .sidebar-close:hover{background:var(--hover-dark)}.sidebar-modes{display:flex;padding:8px;gap:4px;border-bottom:1px solid var(--border-light)}body.dark-mode .sidebar-modes{border-bottom-color:var(--border-dark)}.sidebar-mode-btn{flex:1;height:28px;border:1px solid var(--border-light);background:transparent;border-radius:3px;cursor:pointer;font-size:12px;color:var(--text-light)}body.dark-mode .sidebar-mode-btn{border-color:var(--border-dark);color:var(--text-dark)}.sidebar-mode-btn:hover{background:var(--hover-light)}body.dark-mode .sidebar-mode-btn:hover{background:var(--hover-dark)}.sidebar-mode-btn.active{background:#0078d4;border-color:#0078d4;color:#fff}.sidebar-content{flex:1;overflow-y:auto;padding:8px}.outline-item{padding:6px 8px;cursor:pointer;border-radius:3px;font-size:13px;margin-bottom:2px}.outline-item:hover{background:var(--hover-light)}body.dark-mode .outline-item:hover{background:var(--hover-dark)}.thumbnail-item{margin-bottom:12px;cursor:pointer;border:2px solid transparent;border-radius:4px;overflow:hidden}.thumbnail-item:hover{border-color:#0078d4}.thumbnail-item.active{border-color:#0078d4;background:var(--active-light)}body.dark-mode .thumbnail-item.active{background:var(--active-dark)}.thumbnail-canvas{width:100%;display:block;background:#fff}.thumbnail-label{text-align:center;padding:4px;font-size:11px}.pdf-container{flex:1;overflow:auto;background:var(--canvas-bg-light);position:relative}body.dark-mode .pdf-container{background:var(--canvas-bg-dark)}.pdf-viewer{min-height:100%;width:100%;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:20px;position:relative}.empty-state{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;color:#888;z-index:10}.open-file-btn{padding:10px 20px;background:#0078d4;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:14px}.open-file-btn:hover{background:#005a9e}.page-container{margin:0 auto 20px;position:relative;background:#fff;box-shadow:0 2px 8px #0000001a}.pdf-page{display:block;image-rendering:-webkit-optimize-contrast;image-rendering:crisp-edges}.text-layer{position:absolute;left:0;top:0;width:100%;height:100%;pointer-events:auto;-webkit-user-select:text;user-select:text;background:none!important}.text-layer span{background:none!important;text-shadow:none!important;-webkit-user-select:text;user-select:text;white-space:pre;line-height:1;padding:1px 0;margin:0}.annotation-layer{position:absolute;left:0;top:0;right:0;bottom:0;pointer-events:none}.annotation-layer canvas{pointer-events:all}.two-page-layout{display:grid!important;grid-template-columns:auto auto!important;justify-content:center!important;align-items:start!important;column-gap:20px!important;row-gap:20px!important}.two-page-layout .page-container{margin:0!important;justify-self:center}.two-page-layout .page-container:nth-child(2n):after{content:none!important}.popover{position:absolute;background:#2c2c2c;border-radius:8px;padding:12px;box-shadow:0 4px 16px #0000004d;z-index:1000;min-width:200px;color:#fff}.popover-section{margin-bottom:12px}.popover-section:last-child{margin-bottom:0}.popover-section label{display:block;font-size:12px;margin-bottom:6px;color:#ccc}.color-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:6px}.color-swatch{width:32px;height:32px;border-radius:4px;cursor:pointer;border:2px solid transparent;transition:transform .1s}.color-swatch:hover{transform:scale(1.1)}.color-swatch.active{border-color:#fff;box-shadow:0 0 0 1px #2c2c2c}.color-palette{display:flex;gap:8px}.color-palette .color-swatch{width:36px;height:36px}.popover-section input[type=range]{width:100%;margin:4px 0}.thickness-preview{display:flex;align-items:center;justify-content:center;height:30px;background:#ffffff1a;border-radius:4px;margin-top:6px}.thickness-line{height:3px;width:80%;background:#000;border-radius:2px}.thickness-line.highlight{background:#ffff0080}.popover-section input[type=checkbox]{margin-right:6px}.layout-option{padding:8px 12px;cursor:pointer;border-radius:4px;font-size:13px}.layout-option:hover{background:#ffffff1a}.layout-option.active{background:#0078d4}.settings-popover{min-width:250px}.settings-option{padding:8px 0}.settings-option label{display:flex;align-items:center;cursor:pointer;font-size:13px}.settings-option input[type=checkbox]{margin-right:8px}.settings-divider{height:1px;background:#fff3;margin:8px 0}.doc-properties-btn{width:100%;padding:8px;background:#ffffff1a;border:none;border-radius:4px;color:#fff;cursor:pointer;font-size:13px;text-align:left;display:flex;align-items:center;gap:6px}.doc-properties-btn:hover{background:#fff3}.info-icon{font-weight:700}.search-bar{position:absolute;top:50px;right:20px;background:var(--toolbar-bg-light);border:1px solid var(--border-light);border-radius:4px;padding:8px 12px;display:flex;align-items:center;gap:8px;box-shadow:0 2px 8px #0000001a;z-index:100}body.dark-mode .search-bar{background:var(--toolbar-bg-dark);border-color:var(--border-dark)}#search-input{width:200px;height:26px;border:1px solid var(--border-light);border-radius:3px;padding:0 8px;font-size:13px;background:#fff;color:var(--text-light)}body.dark-mode #search-input{background:#2a2a2a;border-color:var(--border-dark);color:var(--text-dark)}.search-bar button{width:26px;height:26px;border:none;background:transparent;border-radius:3px;cursor:pointer;font-size:14px;display:flex;align-items:center;justify-content:center;color:var(--text-light)}body.dark-mode .search-bar button{color:var(--text-dark)}.search-bar button:hover{background:var(--hover-light)}body.dark-mode .search-bar button:hover{background:var(--hover-dark)}#search-results{font-size:12px;color:#888;white-space:nowrap}.modal{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:10000}.modal-content{background:var(--toolbar-bg-light);border-radius:8px;box-shadow:0 4px 20px #0000004d;max-width:600px;width:90%;max-height:80vh;display:flex;flex-direction:column}body.dark-mode .modal-content{background:var(--toolbar-bg-dark)}.modal-header{padding:16px 20px;border-bottom:1px solid var(--border-light);display:flex;align-items:center;justify-content:space-between}body.dark-mode .modal-header{border-bottom-color:var(--border-dark)}.modal-header h2{font-size:18px;font-weight:600;margin:0}.modal-close{width:32px;height:32px;border:none;background:transparent;border-radius:4px;cursor:pointer;font-size:20px;display:flex;align-items:center;justify-content:center;color:var(--text-light)}body.dark-mode .modal-close{color:var(--text-dark)}.modal-close:hover{background:var(--hover-light)}body.dark-mode .modal-close:hover{background:var(--hover-dark)}.modal-body{padding:0;overflow-y:auto;flex:1}.modal-footer{padding:12px 20px;border-top:1px solid var(--border-light);display:flex;justify-content:flex-end;gap:8px}body.dark-mode .modal-footer{border-top-color:var(--border-dark)}.btn-primary{padding:8px 24px;border:none;background:#06c;color:#fff;border-radius:4px;cursor:pointer;font-size:14px;font-weight:500}.btn-primary:hover{background:#0052a3}.properties-tabs{display:flex;border-bottom:1px solid var(--border-light);padding:0 20px}body.dark-mode .properties-tabs{border-bottom-color:var(--border-dark)}.prop-tab{padding:12px 20px;border:none;background:transparent;cursor:pointer;font-size:14px;color:#666;border-bottom:2px solid transparent;transition:all .2s}body.dark-mode .prop-tab{color:#aaa}.prop-tab:hover{color:var(--text-light)}body.dark-mode .prop-tab:hover{color:var(--text-dark)}.prop-tab.active{color:#06c;border-bottom-color:#06c}.properties-content{padding:20px}.prop-panel{display:none}.prop-panel.active{display:block}.prop-row{display:grid;grid-template-columns:140px 1fr;gap:12px;padding:8px 0;font-size:13px;align-items:start}.prop-row label{font-weight:500;color:#666}body.dark-mode .prop-row label{color:#aaa}.prop-row span{color:var(--text-light);word-break:break-word}body.dark-mode .prop-row span{color:var(--text-dark)}.prop-divider{height:1px;background:var(--border-light);margin:8px 0}body.dark-mode .prop-divider{background:var(--border-dark)}.fonts-list{font-size:13px;max-height:300px;overflow-y:auto}.fonts-list p{margin-bottom:8px;color:#666}body.dark-mode .fonts-list p{color:#aaa}::-webkit-scrollbar{width:12px;height:12px}::-webkit-scrollbar-track{background:var(--canvas-bg-light)}body.dark-mode ::-webkit-scrollbar-track{background:var(--canvas-bg-dark)}::-webkit-scrollbar-thumb{background:#999;border-radius:6px}::-webkit-scrollbar-thumb:hover{background:#777}body.dark-mode ::-webkit-scrollbar-thumb{background:#555}body.dark-mode ::-webkit-scrollbar-thumb:hover{background:#666}.highlight-popover{position:fixed;background:#2a2a2a;border:1px solid #555;border-radius:8px;padding:16px;box-shadow:0 4px 20px #00000080;z-index:10000;display:none;min-width:240px;color:#e0e0e0}.highlight-popover.open{display:block}.highlight-popover .popover-section-title{display:block;color:#e0e0e0;font-size:12px;font-weight:500;margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}.highlight-popover .color-swatch-row{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-bottom:16px}.highlight-popover .color-swatch{width:32px;height:32px;border-radius:50%;border:2px solid transparent;cursor:pointer;transition:all .2s;position:relative;box-sizing:border-box}.highlight-popover .color-swatch:hover{transform:scale(1.1);border-color:#888}.highlight-popover .color-swatch.selected{border-color:#4a9eff;box-shadow:0 0 0 2px #4a9eff4d}.highlight-popover .highlight-stroke-preview{width:100%;height:32px;display:flex;align-items:center;justify-content:center;margin-bottom:18px}.highlight-popover .highlight-stroke-canvas{width:90px;height:24px;display:block;background:transparent}.highlight-popover .thickness-section{margin-bottom:16px}.highlight-popover .thickness-label-row{display:block;color:#e0e0e0;font-size:12px;font-weight:500;margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}.highlight-popover .info-icon{font-size:13px;color:#aaa;-webkit-user-select:none;user-select:none;pointer-events:none}.highlight-popover .thickness-slider-row{display:flex;align-items:center;gap:8px}.highlight-popover .thickness-slider{width:100%;height:6px;border-radius:3px;background:#444;outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none;accent-color:#4a9eff}.highlight-popover .thickness-slider::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:#fff;cursor:pointer;box-shadow:0 2px 10px #00000073}.highlight-popover .thickness-slider::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:#fff;cursor:pointer;border:none;box-shadow:0 2px 10px #00000073}.highlight-popover .thickness-slider-labels{display:flex;justify-content:space-between;font-size:12px;color:#e0e0e0;opacity:.85;margin-top:2px}.highlight-popover .divider{height:1px;background:#ffffff26;border:none;margin:16px 0}.highlight-popover .toggle-row{display:flex;align-items:center;justify-content:space-between;font-size:12px;font-weight:500;text-transform:uppercase;letter-spacing:.5px;color:#e0e0e0}.highlight-popover .toggle-switch{width:38px;height:22px;border-radius:11px;background:#444;position:relative;cursor:pointer;transition:background .2s;flex-shrink:0}.highlight-popover .toggle-switch.on{background:#4a9eff}.highlight-popover .toggle-knob{position:absolute;top:2px;left:2px;width:18px;height:18px;border-radius:50%;background:#fff;box-shadow:0 1px 4px #0000001f;transition:left .2s}.highlight-popover .toggle-switch.on .toggle-knob{left:18px}body.dark-mode .highlight-popover{background:#232323;color:#fff}body.dark-mode .highlight-popover .color-swatch.selected{border-color:#fff;box-shadow:0 0 0 2px #222}body.dark-mode .highlight-popover .divider{background:#222}.draw-tool-dropdown{position:fixed;background:#2a2a2a;border:1px solid #555;border-radius:8px;padding:16px;box-shadow:0 4px 20px #00000080;z-index:10000;display:none;min-width:240px}.draw-tool-dropdown.open{display:block}.draw-tool-section{margin-bottom:16px}.draw-tool-section:last-child{margin-bottom:0}.draw-tool-label{display:block;color:#e0e0e0;font-size:12px;font-weight:500;margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}.color-palette{display:grid;grid-template-columns:repeat(6,1fr);gap:8px}.color-swatch{width:32px;height:32px;border-radius:50%;border:2px solid transparent;cursor:pointer;transition:all .2s;position:relative}.color-swatch:hover{transform:scale(1.1);border-color:#888}.color-swatch.active{border-color:#4a9eff;box-shadow:0 0 0 2px #4a9eff4d}.draw-tool-slider{width:100%;height:6px;border-radius:3px;background:#444;outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none}.draw-tool-slider::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:#4a9eff;cursor:pointer;transition:all .2s}.draw-tool-slider::-webkit-slider-thumb:hover{background:#6ab0ff;transform:scale(1.1)}.draw-tool-slider::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:#4a9eff;cursor:pointer;border:none;transition:all .2s}.draw-tool-slider::-moz-range-thumb:hover{background:#6ab0ff;transform:scale(1.1)}.draw-preview-canvas{width:100%;height:60px;border-radius:4px;display:block;border:1px solid #444}.draw-overlay-canvas{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:auto!important;z-index:10}body.draw-tool-active{user-select:none;-webkit-user-select:none;-moz-user-select:none}body.draw-tool-active .text-layer{pointer-events:none!important}body.draw-tool-active .annotation-layer{pointer-events:auto!important}body.draw-tool-active #pdf-container{cursor:crosshair!important}body.eraser-tool-active{user-select:none;-webkit-user-select:none;-moz-user-select:none}body.eraser-tool-active .text-layer{pointer-events:none!important}body.eraser-tool-active .annotation-layer{pointer-events:auto!important}body.eraser-tool-active #pdf-container{cursor:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><circle cx="12" cy="12" r="10" fill="none" stroke="red" stroke-width="2" stroke-dasharray="3 2"/></svg>') 12 12,crosshair!important}body.highlight-tool-active .annotation-layer{pointer-events:none!important}body.highlight-tool-active .text-layer{pointer-events:auto!important;user-select:text!important;-webkit-user-select:text!important;-moz-user-select:text!important;z-index:5}body.highlight-tool-active.text-only-mode .text-layer{user-select:text!important;-webkit-user-select:text!important;-moz-user-select:text!important;pointer-events:auto!important;z-index:15!important}body.highlight-tool-active.text-only-mode .annotation-layer{z-index:10!important;pointer-events:none!important}.text-tool-toolbar{position:fixed;background:linear-gradient(180deg,#2a2a2a,#1e1e1e);border:1px solid #404040;border-radius:6px;box-shadow:0 4px 12px #00000080;padding:8px;display:flex;gap:8px;align-items:center;z-index:10000;opacity:0;visibility:hidden;transition:opacity .2s,visibility .2s;pointer-events:none}.text-tool-toolbar.visible{opacity:1;visibility:visible;pointer-events:auto}.text-tool-section{display:flex;gap:4px;align-items:center;position:relative}.text-tool-divider{width:1px;height:24px;background:#404040}.text-tool-color-btn{position:relative}.color-preview{width:24px;height:24px;border-radius:3px;border:2px solid #555}.text-tool-color-dropdown{position:absolute;top:100%;left:0;margin-top:4px;background:#2a2a2a;border:1px solid #404040;border-radius:4px;padding:4px;display:none;flex-direction:column;gap:4px;z-index:10001;box-shadow:0 2px 8px #0000004d}.text-tool-color-dropdown.visible{display:flex}.color-option{width:32px;height:32px;border-radius:4px;cursor:pointer;border:2px solid #555;transition:all .2s}.color-option:hover{border-color:#4a9eff;transform:scale(1.1)}.text-tool-btn{background:#333;color:#ddd;border:1px solid #555;border-radius:4px;padding:6px 10px;font-size:14px;font-weight:700;cursor:pointer;transition:all .2s;min-width:32px;display:flex;align-items:center;justify-content:center}.text-tool-btn:hover{background:#3a3a3a;border-color:#666}.text-tool-btn.active{background:#4a9eff;border-color:#4a9eff;color:#fff}.text-tool-size-increase,.text-tool-size-decrease,.text-tool-spacing-increase,.text-tool-spacing-decrease{font-size:12px;min-width:36px}.text-tool-delete{background:#d9534f;border-color:#d43f3a}.text-tool-delete:hover{background:#c9302c;border-color:#ac2925}.text-annotation-wrapper{position:absolute;display:flex;align-items:stretch;min-width:100px;max-width:600px;z-index:100}.text-drag-handle{display:flex;align-items:center;justify-content:center;width:20px;background:#c8c8c84d;border:1px solid transparent;border-radius:2px 0 0 2px;cursor:grab;-webkit-user-select:none;user-select:none;color:#666;font-size:12px;line-height:1;padding:2px;opacity:0;transition:all .2s;writing-mode:vertical-rl;text-orientation:upright;letter-spacing:-2px}.text-annotation-wrapper:hover .text-drag-handle,.text-annotation-wrapper:has(.text-annotation:focus) .text-drag-handle,.text-annotation-wrapper:has(.text-annotation:empty) .text-drag-handle{opacity:1;background:#c8c8c880}.text-drag-handle:hover{background:#b4b4b4b3;border-color:#999}.text-drag-handle:active{cursor:grabbing;background:#a0a0a0cc}.text-resize-handle{display:flex;align-items:center;justify-content:center;width:16px;background:#c8c8c84d;border:1px solid transparent;border-radius:0 2px 2px 0;cursor:ew-resize;-webkit-user-select:none;user-select:none;color:#666;font-size:16px;line-height:1;padding:2px;opacity:0;transition:all .2s;writing-mode:vertical-rl}.text-annotation-wrapper:hover .text-resize-handle,.text-annotation-wrapper:has(.text-annotation:focus) .text-resize-handle,.text-annotation-wrapper:has(.text-annotation:empty) .text-resize-handle{opacity:1;background:#c8c8c880}.text-resize-handle:hover{background:#b4b4b4b3;border-color:#999}.text-resize-handle:active{background:#a0a0a0cc}.text-annotation{flex:1;min-height:30px;padding:4px 8px;border:1px solid transparent;border-radius:0;background:transparent;outline:none;white-space:pre-wrap;word-wrap:break-word;pointer-events:all;cursor:text;transition:all .2s}.text-annotation:focus{border:1px solid #4a9eff;background:#ffffffe6;box-shadow:0 0 0 2px #4a9eff33}.text-annotation:empty{border:1px solid #ccc;background:#ffffffe6}.text-annotation:empty:before{content:attr(data-placeholder);color:#999;font-style:italic;pointer-events:none}body.text-tool-active{user-select:none;-webkit-user-select:none;-moz-user-select:none}body.text-tool-active .text-layer{pointer-events:none!important}body.text-tool-active .annotation-layer{pointer-events:auto!important}body.text-tool-active #pdf-container{cursor:text!important}.selection-overlay{position:absolute;top:0;left:0;cursor:text}.text-layer{position:absolute;left:0;top:0;right:0;bottom:0;overflow:hidden;opacity:.2;line-height:1}.text-layer>span{color:transparent;position:absolute;white-space:pre;cursor:text;transform-origin:0% 0%}.text-layer ::selection{background:#0000}.text-layer span::selection{background:#0000}.selection-overlay{z-index:10}.notification{animation:slideIn .3s ease-out forwards}@keyframes slideIn{0%{transform:translate(400px);opacity:0}to{transform:translate(0);opacity:1}}.notification-success{background:#51cf66}.notification-error{background:#ff6b6b}.notification-info{background:#4a9eff}@media print{@page{margin:0}.toolbar,#tabs-bar,.tabs-bar,.tabs-container,.sidebar,.sidebar-header,.sidebar-modes,.sidebar-content,#sidebar,.tab-bar,.drawing-toolbar,.text-formatting-toolbar,.popover,.modal,.search-bar,#btn-open-file,.empty-state{display:none!important}body,html,#app,.content-area,.pdf-container,.pdf-viewer,#pdf-container,#pdf-viewer{height:auto!important;width:100%!important;overflow:visible!important;background:#fff!important;margin:0!important;padding:0!important;box-shadow:none!important;position:static!important;display:block!important}.page-container{margin:0 0 10mm!important;box-shadow:none!important;page-break-after:always!important;position:relative!important;border:none!important;display:block!important;width:auto!important;max-width:none!important}canvas.pdf-page{width:auto!important;height:auto!important;max-width:none!important;max-height:none!important;display:block}.pdf-page,.annotation-layer,.draw-overlay-canvas{position:absolute!important;top:0!important;left:0!important;width:auto!important;height:auto!important;max-width:none!important}.text-layer{display:none!important}}.popover.popover-highlight{background:#2a2a2a;border:1px solid #555;border-radius:8px;box-shadow:0 4px 20px #00000080;width:240px;padding:16px}.popover.popover-highlight .popover-header{font-size:16px;font-weight:600;color:#e0e0e0;margin-bottom:10px}.popover.popover-highlight .popover-section{margin-top:14px}.color-grid.color-grid-circles .color-swatch{width:32px;height:32px}.color-grid.color-grid-circles{gap:10px}.color-grid.color-grid-circles .color-swatch.selected:after{top:-4px;right:-4px;bottom:-4px;left:-4px;border-width:2px;border-color:#4a9eff;box-shadow:0 0 0 2px #4a9eff4d}.highlight-preview{height:62px;margin:12px 0 0}.highlight-preview-stroke{height:52px;filter:none}.highlight-thickness-title{font-size:16px;font-weight:600;margin:8px 0}.icon-btn{width:18px;height:18px;border-radius:50%;border:1px solid #666;color:#e0e0e0;opacity:.75}.popover.popover-highlight .highlight-preview{display:flex;align-items:center;justify-content:center}.highlight-preview-svg{width:100%;height:64px;display:block}.popover.popover-highlight .slider-labels{display:flex;justify-content:space-between;width:100%}