.tool-controls{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-md);background:var(--color-bg-card);border:1px solid var(--color-bg-glass-border);border-radius:var(--radius-md);margin-bottom:var(--space-lg);flex-wrap:wrap}.tool-controls .separator{width:1px;height:24px;background:var(--color-bg-glass-border);margin:0 var(--space-xs)}.tool-controls label{font-size:.8rem;font-weight:500;color:var(--color-text-secondary);margin-right:var(--space-xs)}.tool-controls select,.tool-controls input[type=number]{background:var(--color-bg-tertiary);border:1px solid var(--color-bg-glass-border);border-radius:var(--radius-sm);padding:6px 10px;font-size:.85rem;color:var(--color-text-primary)}.tool-controls select:focus,.tool-controls input:focus{border-color:var(--color-primary)}.pdf-viewer{display:flex;gap:var(--space-lg);min-height:600px}.pdf-pages{flex:1;display:flex;flex-direction:column;gap:var(--space-lg);max-height:80vh;overflow-y:auto;padding:var(--space-md);background:var(--color-bg-secondary);border-radius:var(--radius-lg);border:1px solid var(--color-bg-glass-border);position:relative}.pdf-page-container{position:relative;background:#fff;box-shadow:var(--shadow-lg);border-radius:4px;overflow:hidden;margin:0 auto;flex-shrink:0}.pdf-page-container canvas{display:block}.pdf-page-number{position:absolute;bottom:-28px;left:50%;transform:translate(-50%);font-size:.75rem;color:var(--color-text-tertiary);white-space:nowrap}.text-layer{position:absolute;top:0;right:0;bottom:0;left:0;overflow:hidden;opacity:1;line-height:1;pointer-events:all}.text-layer span{position:absolute;white-space:pre;color:transparent;cursor:text;border-radius:2px;transition:background .15s ease}.text-layer span:hover{background:#00d4ff1f}.text-layer span::selection{background:#00d4ff4d;color:transparent}.eraser-box{position:absolute;z-index:10;border:1px solid transparent;pointer-events:auto}.eraser-box:hover{border:1px dashed var(--color-primary)}.eraser-box .delete-btn{position:absolute;top:-10px;right:-10px;width:20px;height:20px;background:var(--color-danger);color:#fff;border:none;border-radius:50%;font-size:14px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;opacity:0;transition:opacity .2s;z-index:11}.eraser-box:hover .delete-btn{opacity:1}.toolbar-select{background:var(--color-bg-secondary);color:var(--color-text);border:1px solid var(--color-bg-glass-border);border-radius:4px;padding:4px 8px;font-size:.85rem;outline:none;font-family:inherit;cursor:pointer}.toolbar-select:focus{border-color:var(--color-primary)}.new-text-box{position:absolute;border:1px dashed var(--color-primary);padding:4px 8px;cursor:move;z-index:10;background:#ffffffe6;color:#000;font-size:14px;min-width:100px;min-height:24px;outline:none}.new-text-box:focus{border-style:solid;box-shadow:0 0 0 2px #00d4ff4d}.tool-sidebar{width:280px;flex-shrink:0;display:flex;flex-direction:column;gap:var(--space-md)}.sidebar-panel{background:var(--color-bg-card);border:1px solid var(--color-bg-glass-border);border-radius:var(--radius-md);padding:var(--space-lg)}.sidebar-panel h3{font-size:.9rem;font-weight:600;margin-bottom:var(--space-md);color:var(--color-text-primary);display:flex;align-items:center;gap:var(--space-sm)}.page-thumbnails{display:flex;flex-direction:column;gap:var(--space-sm);max-height:300px;overflow-y:auto}.page-thumb{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm);border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition-fast);border:1px solid transparent}.page-thumb:hover{background:#00d4ff0d}.page-thumb.active{border-color:var(--color-primary);background:#00d4ff14}.page-thumb canvas{width:40px;height:56px;object-fit:cover;border-radius:2px;border:1px solid var(--color-bg-glass-border)}.page-thumb-info{font-size:.8rem;color:var(--color-text-secondary)}.page-thumb-actions{margin-left:auto;display:flex;gap:4px}.page-thumb-actions button{width:24px;height:24px;border-radius:4px;font-size:.7rem;display:flex;align-items:center;justify-content:center;background:var(--color-bg-tertiary);border:1px solid var(--color-bg-glass-border);color:var(--color-text-secondary);transition:all var(--transition-fast)}.page-thumb-actions button:hover{color:var(--color-primary);border-color:var(--color-primary)}.signature-panel{position:relative}.signature-tabs{display:flex;gap:2px;background:var(--color-bg-tertiary);border-radius:var(--radius-sm);padding:2px;margin-bottom:var(--space-md)}.sig-tab{flex:1;padding:8px;font-size:.8rem;font-weight:500;border-radius:calc(var(--radius-sm) - 2px);text-align:center;transition:all var(--transition-fast);color:var(--color-text-secondary)}.sig-tab.active{background:var(--gradient-primary);color:#fff}.sig-tab:hover:not(.active){color:var(--color-text-primary)}.signature-canvas-wrapper{background:#fff;border-radius:var(--radius-sm);overflow:hidden;margin-bottom:var(--space-md);border:1px solid var(--color-bg-glass-border)}.signature-canvas-wrapper canvas{width:100%;height:120px;cursor:crosshair}.sig-type-input{width:100%;padding:12px;background:#fff;border:1px solid var(--color-bg-glass-border);border-radius:var(--radius-sm);font-size:1.5rem;color:#333;margin-bottom:var(--space-sm)}.sig-font-options{display:flex;gap:var(--space-sm);margin-bottom:var(--space-md)}.sig-font-btn{flex:1;padding:8px;background:var(--color-bg-tertiary);border:1px solid var(--color-bg-glass-border);border-radius:var(--radius-sm);font-size:1.1rem;text-align:center;color:var(--color-text-primary);transition:all var(--transition-fast)}.sig-font-btn.active{border-color:var(--color-primary);background:#00d4ff1a}.sig-upload-area{padding:var(--space-lg);border:2px dashed rgba(0,212,255,.2);border-radius:var(--radius-sm);text-align:center;cursor:pointer;font-size:.85rem;color:var(--color-text-secondary);transition:all var(--transition-fast)}.sig-upload-area:hover{border-color:var(--color-primary);background:#00d4ff08}.sig-actions{display:flex;gap:var(--space-sm)}.sig-actions .btn{flex:1;font-size:.85rem;padding:10px}.placed-signature{position:absolute;cursor:move;z-index:20;border:2px dashed transparent;transition:border-color var(--transition-fast)}.placed-signature:hover,.placed-signature.selected{border-color:var(--color-primary)}.placed-signature img{width:100%;height:100%;object-fit:contain;pointer-events:none}.sig-resize-handle{position:absolute;width:10px;height:10px;background:var(--color-primary);border-radius:2px;bottom:-5px;right:-5px;cursor:se-resize}.file-list{display:flex;flex-direction:column;gap:var(--space-md)}.file-item{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-md);background:var(--color-bg-card);border:1px solid var(--color-bg-glass-border);border-radius:var(--radius-md);cursor:grab;transition:all var(--transition-fast)}.file-item:hover{border-color:#00d4ff33;background:var(--color-bg-card-hover)}.file-item.dragging{opacity:.5}.file-item-icon{font-size:1.5rem}.file-item-info{flex:1}.file-item-name{font-size:.95rem;font-weight:600;color:var(--color-text-primary)}.file-item-size{font-size:.8rem;color:var(--color-text-tertiary)}.file-item-remove{width:32px;height:32px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:.9rem;background:#ff52521a;color:var(--color-error);border:1px solid rgba(255,82,82,.2);transition:all var(--transition-fast)}.file-item-remove:hover{background:#ff525233}.file-item-drag{cursor:grab;color:var(--color-text-tertiary);font-size:1rem}.split-pages-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:var(--space-md)}.split-page{position:relative;cursor:pointer;border:2px solid transparent;border-radius:var(--radius-sm);overflow:hidden;transition:all var(--transition-fast);background:#fff}.split-page.selected{border-color:var(--color-primary);box-shadow:var(--shadow-glow-primary)}.split-page canvas{width:100%;display:block}.split-page-num{position:absolute;bottom:4px;right:4px;background:#000000b3;color:#fff;font-size:.7rem;padding:2px 6px;border-radius:4px}.split-page-check{position:absolute;top:4px;right:4px;width:20px;height:20px;border-radius:var(--radius-full);background:var(--color-primary);display:none;align-items:center;justify-content:center;font-size:.7rem;color:#fff}.split-page.selected .split-page-check{display:flex}.compress-stats{display:grid;grid-template-columns:1fr auto 1fr;gap:var(--space-xl);align-items:center;padding:var(--space-2xl);background:var(--color-bg-card);border:1px solid var(--color-bg-glass-border);border-radius:var(--radius-lg);margin:var(--space-xl) 0}.compress-stat{text-align:center}.compress-stat-value{font-size:1.5rem;font-weight:800;color:var(--color-text-primary)}.compress-stat-label{font-size:.8rem;color:var(--color-text-tertiary);margin-top:var(--space-xs)}.compress-arrow{font-size:1.5rem;color:var(--color-primary)}.compress-saved{text-align:center;font-size:1rem;font-weight:700;color:var(--color-success);margin-top:var(--space-md)}.quality-slider{width:100%;margin:var(--space-lg) 0}.quality-slider input[type=range]{width:100%;height:6px;-webkit-appearance:none;background:var(--color-bg-tertiary);border-radius:3px;outline:none}.quality-slider input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:var(--gradient-primary);cursor:pointer;box-shadow:var(--shadow-glow-primary)}.image-workspace{display:grid;grid-template-columns:1fr 300px;gap:var(--space-xl);min-height:500px}.image-preview-area{background:var(--color-bg-secondary);border:1px solid var(--color-bg-glass-border);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;min-height:400px}.image-preview-area img,.image-preview-area canvas{max-width:100%;max-height:100%;object-fit:contain}.image-info-bar{position:absolute;bottom:0;left:0;right:0;padding:var(--space-sm) var(--space-md);background:#06080fd9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);display:flex;justify-content:space-between;font-size:.8rem;color:var(--color-text-secondary)}.image-controls{display:flex;flex-direction:column;gap:var(--space-md)}.control-group{background:var(--color-bg-card);border:1px solid var(--color-bg-glass-border);border-radius:var(--radius-md);padding:var(--space-lg)}.control-group h3{font-size:.85rem;font-weight:600;margin-bottom:var(--space-md);color:var(--color-text-primary)}.control-row{display:flex;align-items:center;gap:var(--space-sm);margin-bottom:var(--space-sm)}.control-row label{font-size:.8rem;color:var(--color-text-secondary);width:50px;flex-shrink:0}.control-row input[type=number]{flex:1;padding:8px;background:var(--color-bg-tertiary);border:1px solid var(--color-bg-glass-border);border-radius:var(--radius-sm);font-size:.85rem;color:var(--color-text-primary)}.control-row input:focus{border-color:var(--color-primary)}.control-row select{flex:1;padding:8px 28px 8px 8px;background:var(--color-bg-tertiary);border:1px solid var(--color-bg-glass-border);border-radius:var(--radius-sm);font-size:.85rem;color:var(--color-text-primary);cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238B92B3' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center}.control-row select:focus{border-color:var(--color-primary)}.control-row select option,select option{background:#121830;color:var(--color-text-primary);padding:8px}.link-btn{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);background:var(--color-bg-tertiary);border:1px solid var(--color-bg-glass-border);font-size:.8rem;color:var(--color-text-secondary);transition:all var(--transition-fast)}.link-btn.active{color:var(--color-primary);border-color:var(--color-primary)}.preset-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-xs)}.preset-btn{padding:8px 6px;background:var(--color-bg-tertiary);border:1px solid var(--color-bg-glass-border);border-radius:var(--radius-sm);font-size:.75rem;text-align:center;color:var(--color-text-secondary);transition:all var(--transition-fast)}.preset-btn:hover{border-color:var(--color-primary);color:var(--color-primary);background:#00d4ff0d}.crop-overlay{position:absolute;top:0;right:0;bottom:0;left:0;z-index:10}.crop-area{position:absolute;border:2px solid var(--color-primary);box-shadow:0 0 0 9999px #00000080;cursor:move}.crop-handle{position:absolute;width:12px;height:12px;background:#fff;border:2px solid var(--color-primary);border-radius:2px}.crop-handle.tl{top:-6px;left:-6px;cursor:nw-resize}.crop-handle.tr{top:-6px;right:-6px;cursor:ne-resize}.crop-handle.bl{bottom:-6px;left:-6px;cursor:sw-resize}.crop-handle.br{bottom:-6px;right:-6px;cursor:se-resize}.batch-list{display:flex;flex-direction:column;gap:var(--space-sm);max-height:200px;overflow-y:auto}.batch-item{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm);border-radius:var(--radius-sm);background:var(--color-bg-tertiary);font-size:.8rem}.batch-item img{width:32px;height:32px;object-fit:cover;border-radius:2px}.batch-item-name{flex:1;color:var(--color-text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.action-bar{display:flex;gap:var(--space-md);padding:var(--space-lg) 0;justify-content:center;flex-wrap:wrap}.empty-state{text-align:center;padding:var(--space-4xl) var(--space-xl);color:var(--color-text-tertiary)}.empty-state-icon{font-size:3rem;margin-bottom:var(--space-md)}.empty-state h3{color:var(--color-text-secondary);margin-bottom:var(--space-sm)}.hidden{display:none!important}@media(max-width:768px){.pdf-viewer{flex-direction:column}.tool-sidebar{width:100%}.image-workspace{grid-template-columns:1fr}}