/* Selection Rectangle */
        .selection-rect {
            position: absolute;
            border: 2px dashed var(--color-primary);
            background: rgba(0, 112, 243, 0.1);
            pointer-events: none;
            z-index: 1000;
        }

        /* Multi-select indicator */
        .multi-select-count {
            position: fixed;
            top: 70px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--color-primary);
            color: white;
            padding: 8px 16px;
            border-radius: var(--radius-md);
            font-size: 13px;
            font-weight: 600;
            z-index: 1001;
            box-shadow: var(--shadow-md);
        }