/**
 * ============================================================
 * Interactive Family Tree Hierarchy Viewport (tree-view.css)
 * ============================================================
 * Styling features:
 * - Interactive tree node cards (`.tree-node-card`) with hover elevation
 * - Connectors and line rendering for generation links
 * - Gender-coded color badges (Male blue, Female pink)
 * - Zoom & pan viewport container styling
 * ============================================================
 */
        /* --- Super Compact Hero Section --- */
        .search-hero-wrapper {
            background: linear-gradient(135deg, rgba(74, 144, 226, 0.08) 0%, rgba(111, 207, 151, 0.05) 100%), var(--bg-card);
            border-bottom: 1px solid var(--border-light);
            position: relative;
            padding: 8px 16px;
            margin: -16px -16px 12px -16px;
            z-index: 20;
        }
        
        @media (min-width: 768px) {
            .search-hero-wrapper {
                padding: 10px 20px;
                margin: -24px -24px 16px -24px;
            }
        }
        
        @media (min-width: 1024px) {
            .search-hero-wrapper {
                padding: 12px 24px;
                margin: -28px -28px 16px -28px;
            }
        }

        .hero-flex-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            max-width: 100%;
            margin: 0 auto;
        }

        .hero-left-col {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .hero-right-col {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            align-items: center;
        }

        .hero-title {
            font-size: 16px !important;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.3px;
            margin: 0 !important;
            line-height: 1.2;
            white-space: nowrap;
        }

        /* Compact Tab Switcher style overrides */
        .tab-switcher-container {
            display: inline-flex;
            background: var(--bg-muted);
            padding: 2px;
            border-radius: 8px;
            border: 1px solid var(--border-light);
            margin: 0 !important;
            position: relative;
            z-index: 25;
        }

        .tab-btn {
            background: transparent;
            border: none;
            color: var(--text-secondary);
            padding: 5px 12px;
            font-size: 12px;
            font-weight: 700;
            border-radius: 6px;
            cursor: pointer;
            transition: all 0.2s ease;
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .tab-btn.active {
            background: var(--primary);
            color: #ffffff !important;
            box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
        }

        /* Stats Pills */
        .stat-pill {
            background: rgba(255, 255, 255, 0.7);
            border: 1px solid var(--border-light);
            border-radius: 20px;
            padding: 3px 10px;
            display: flex;
            align-items: center;
            gap: 5px;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02);
            font-size: 11px;
            transition: all 0.2s ease;
        }

        body.dark-mode .stat-pill {
            background: rgba(30, 41, 59, 0.5);
            border-color: rgba(255, 255, 255, 0.05);
        }

        .stat-pill:hover {
            border-color: var(--primary-muted);
            transform: translateY(-1px);
        }

        .stat-pill-val {
            font-weight: 800;
            color: var(--primary);
        }

        .stat-pill-lbl {
            font-weight: 600;
            color: var(--text-secondary);
            text-transform: uppercase;
            font-size: 9px;
            letter-spacing: 0.3px;
        }

        .search-input-group .select2-container--default .select2-selection--single {
            border: none !important;
            background: transparent !important;
            height: 44px !important;
            width: 100% !important;
        }
        .search-input-group .select2-container--default .select2-selection--single:hover {
            background: transparent !important;
        }
        .search-input-group .select2-container--default .select2-selection--single .select2-selection__arrow {
            height: 44px !important;
        }
        .search-input-group .select2-container--default .select2-selection--single .select2-selection__rendered {
            padding-left: 0 !important;
            font-weight: 600 !important;
            font-size: 15px !important;
        }

        .search-hero-wrapper::before {
            content: '';
            position: absolute;
            width: 320px;
            height: 320px;
            background: var(--primary-light);
            filter: blur(120px);
            top: -120px;
            left: -60px;
            border-radius: 50%;
            z-index: 0;
            opacity: 0.6;
        }

        .search-hero-wrapper::after {
            content: '';
            position: absolute;
            width: 250px;
            height: 250px;
            background: rgba(111, 207, 151, 0.12);
            filter: blur(100px);
            bottom: -60px;
            right: -60px;
            border-radius: 50%;
            z-index: 0;
        }

        .explore-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary-light);
            color: var(--primary);
            padding: 6px 18px;
            border-radius: 100px;
            font-size: 11px;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 1.2px;
            margin-bottom: var(--space-4);
            box-shadow: var(--shadow-xs);
            position: relative;
            z-index: 1;
        }

        .hero-title {
            font-size: clamp(2rem, 5vw, 3rem);
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -1.5px;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .hero-subtitle {
            font-size: clamp(0.95rem, 2vw, 1.1rem);
            color: var(--text-secondary);
            margin-bottom: 40px;
            font-weight: 500;
            position: relative;
            z-index: 1;
        }

        /* --- Consolidated Search Box --- */
        .search-main-container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .unified-search-bar {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-radius: 20px;
            padding: 10px;
            box-shadow: var(--shadow-lg);
            display: flex;
            align-items: center;
            gap: 16px;
            border: 1px solid rgba(255, 255, 255, 0.8);
            transition: all 0.3s var(--ease);
            position: relative;
            z-index: 1;
        }

        .unified-search-bar:focus-within {
            box-shadow: 0 16px 40px rgba(74, 144, 226, 0.12);
            border-color: var(--primary-muted);
            transform: translateY(-1px);
        }

        .search-input-group {
            flex: 2;
            min-width: 220px;
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 0 16px;
            border-right: 1px solid var(--border-light);
            height: 48px;
        }

        .search-input-group i {
            font-size: 20px;
            color: var(--primary);
        }

        .search-input-group input {
            border: none !important;
            background: transparent !important;
            font-size: 15px;
            font-weight: 600;
            width: 100%;
            color: var(--text-primary);
            outline: none !important;
        }

        .filter-select-wrapper {
            flex: 1;
            min-width: 160px;
        }

        /* --- Select2 Overrides for Search Box --- */
        .unified-search-bar .select2-container--default .select2-selection--single {
            border: 1px solid var(--border-light) !important;
            background: var(--bg-muted) !important;
            border-radius: 12px !important;
            height: 48px !important;
            display: flex !important;
            align-items: center !important;
            padding-left: 8px !important;
            transition: all 0.2s var(--ease) !important;
            box-shadow: none !important;
        }

        .unified-search-bar .select2-container--default .select2-selection--single:hover {
            border-color: var(--primary-muted) !important;
            background: #ffffff !important;
        }

        .unified-search-bar .select2-container--default .select2-selection--single .select2-selection__rendered {
            color: var(--text-primary) !important;
            font-weight: 600 !important;
            font-size: 14px !important;
        }

        .unified-search-bar .select2-container--default .select2-selection--single .select2-selection__arrow {
            height: 46px !important;
            right: 8px !important;
        }

        .unified-search-btn {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 12px;
            padding: 0 36px;
            height: 48px;
            font-weight: 700;
            font-size: 15px;
            cursor: pointer;
            box-shadow: 0 4px 14px rgba(74, 144, 226, 0.2);
            transition: all 0.2s var(--ease);
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .unified-search-btn:hover {
            background: var(--primary-hover);
            box-shadow: 0 6px 20px rgba(74, 144, 226, 0.3);
            transform: translateY(-2px);
        }

        .unified-search-btn:active {
            transform: translateY(0);
        }

        .search-actions-wrapper {
            display: flex;
            gap: 12px;
            align-items: center;
            flex-shrink: 0;
        }

        .search-actions-wrapper .unified-search-btn {
            padding: 0 24px;
        }

        #clear-tree-btn {
            border-radius: 12px;
            height: 48px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            border: 1px solid var(--border-color) !important;
            background: var(--bg-card) !important;
            color: var(--text-primary) !important;
            white-space: nowrap;
            transition: all 0.2s var(--ease);
            cursor: pointer;
            padding: 0 20px;
            font-weight: 700;
            font-size: 15px;
        }

        #clear-tree-btn:hover {
            background: var(--bg-hover) !important;
            border-color: var(--primary) !important;
            color: var(--primary) !important;
        }

        /* --- Member Grid --- */
        .member-grid-modern {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 24px;
            padding-bottom: 60px;
        }

        .member-card-modern {
            background: #ffffff;
            border-radius: 16px;
            padding: 24px;
            border: 1px solid var(--border-light);
            transition: all 0.3s var(--ease);
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .member-card-modern:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: var(--primary-muted);
        }

        .member-card-modern:hover .avatar-box-modern {
            transform: scale(1.05);
            background: var(--primary) !important;
            color: #ffffff !important;
        }

        .avatar-box-modern {
            width: 60px;
            height: 60px;
            border-radius: 14px;
            background: var(--primary-subtle);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            flex-shrink: 0;
            transition: all 0.3s var(--ease);
        }

        .name-modern {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .role-modern {
            font-size: 11px;
            font-weight: 800;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 8px;
        }

        .location-box-modern {
            display: flex;
            align-items: center;
            gap: 6px;
            color: var(--text-secondary);
            font-size: 13px;
            font-weight: 600;
        }

        .location-box-modern i { color: var(--primary); font-size: 14px; }

        /* Empty States */
        .empty-results-state {
            background: #ffffff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            padding: var(--space-6) var(--space-4) !important;
            box-shadow: var(--shadow-sm);
        }

        .empty-icon-wrapper {
            font-size: 48px;
            color: var(--danger);
            background: var(--danger-light);
            width: 80px;
            height: 80px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: var(--space-3);
        }

        /* Loading Overlay */
        .search-loading-overlay {
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background: rgba(255,255,255,0.7);
            backdrop-filter: blur(3px);
            z-index: 100;
            display: none;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-lg);
        }
        .search-loading-overlay.active { display: flex; }

        @media (max-width: 1200px) {
            .unified-search-bar { 
                flex-direction: column; 
                align-items: stretch; 
                border-radius: 20px; 
                padding: var(--space-3); 
                gap: 12px;
            }
            .search-input-group { 
                border-right: none; 
                border-bottom: 1px solid var(--border-light); 
                padding: 8px 0; 
                height: 44px;
                min-width: unset;
                flex: none;
                width: 100%;
            }
            .filter-select-wrapper {
                flex: none;
                min-width: unset;
                width: 100%;
            }
            .unified-search-btn { 
                width: 100%; 
                height: 44px;
                box-shadow: none;
            }
            .unified-search-bar .select2-container--default .select2-selection--single {
                height: 44px !important;
            }
            .unified-search-bar .select2-container--default .select2-selection--single .select2-selection__arrow {
                height: 42px !important;
            }
            .search-actions-wrapper {
                width: 100%;
            }
            .search-actions-wrapper .unified-search-btn,
            .search-actions-wrapper #clear-tree-btn {
                flex: 1;
                width: 100%;
                height: 44px;
            }
        }

        /* --- Dark Mode overrides --- */
        body.dark-mode .search-hero-wrapper {
            background: radial-gradient(circle at 10% 20%, rgba(18, 18, 20, 0.95) 0%, rgba(18, 18, 20, 0.95) 90%);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        body.dark-mode .unified-search-bar {
            background: rgba(26, 26, 30, 0.95);
            border-color: rgba(255, 255, 255, 0.08);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
        }
        body.dark-mode .unified-search-bar .search-input-group {
            border-right-color: rgba(255, 255, 255, 0.08);
        }
        body.dark-mode .unified-search-bar .select2-container--default .select2-selection--single {
            border-color: rgba(255, 255, 255, 0.08) !important;
            background: rgba(255, 255, 255, 0.04) !important;
        }
        body.dark-mode .unified-search-bar .select2-container--default .select2-selection--single:hover {
            border-color: var(--primary-muted) !important;
            background: rgba(255, 255, 255, 0.08) !important;
        }
        body.dark-mode .member-card-modern {
            background: #1a1a1e;
            border-color: rgba(255, 255, 255, 0.08);
        }
        body.dark-mode .member-card-modern:hover {
            border-color: var(--primary-muted);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
        }
        body.dark-mode .empty-results-state {
            background: #1a1a1e;
            border-color: rgba(255, 255, 255, 0.08);
        }
        body.dark-mode .search-loading-overlay {
            background: rgba(26, 26, 30, 0.75);
        }

        /* --- Tab Management --- */
        .tab-content {
            transition: opacity 0.3s ease;
        }



        /* --- Canvas Styles --- */
        #canvas-container {
            position: relative;
            width: 100%;
            height: 720px;
            background: #f8fafc;
            border: 1px solid rgba(0, 0, 0, 0.06);
            border-radius: 24px;
            overflow: hidden;
            cursor: grab;
            user-select: none;
            box-shadow: 0 15px 35px -5px rgba(0,0,0,0.08);
            margin-bottom: 40px;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
            touch-action: none;
        }
        body.dark-mode #canvas-container {
            background: #0b0f19;
            border-color: rgba(255, 255, 255, 0.08);
            box-shadow: 0 20px 40px rgba(0,0,0,0.4);
        }
        #canvas-container:active {
            cursor: grabbing;
        }
        #canvas-workspace {
            position: absolute;
            width: 30000px;
            height: 30000px;
            top: 0;
            left: 0;
            transform-origin: 0 0;
            will-change: transform;
            backface-visibility: hidden;
            -webkit-backface-visibility: hidden;
            transform-style: preserve-3d;
            -webkit-transform-style: preserve-3d;
        }
        #canvas-svg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 1;
        }
        #canvas-svg path {
            /* Stroke is defined dynamically in JavaScript */
        }
        body.dark-mode #canvas-svg path {
            /* Stroke is defined dynamically in JavaScript */
        }
        #canvas-nodes {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 2;
            pointer-events: none;
        }

        /* --- Tree Empty State Card --- */
        .tree-empty-state-card {
            position: absolute;
            left: 15000px;
            top: 15000px;
            transform: translate(-50%, -50%);
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(0, 0, 0, 0.08);
            border-radius: 24px;
            width: 360px;
            padding: 32px 24px;
            box-shadow: 0 15px 35px -5px rgba(0, 0, 0, 0.08);
            z-index: 10;
            text-align: center;
        }
        .tree-empty-state-card h5 {
            color: #0f172a;
        }
        .tree-empty-state-card p {
            color: #64748b;
        }
        body.dark-mode .tree-empty-state-card {
            background: rgba(30, 41, 59, 0.85);
            border-color: rgba(255, 255, 255, 0.08);
            box-shadow: 0 15px 35px -5px rgba(0, 0, 0, 0.4);
        }
        body.dark-mode .tree-empty-state-card h5 {
            color: #f8fafc;
        }
        body.dark-mode .tree-empty-state-card p {
            color: #94a3b8;
        }
        .tree-empty-state-icon {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: rgba(14, 165, 233, 0.1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 30px;
            margin: 0 auto 16px auto;
        }
        body.dark-mode .tree-empty-state-icon {
            background: rgba(14, 165, 233, 0.15);
        }

        /* --- Modern Node Cards --- */
        @keyframes popIn {
            0% {
                transform: scale(0.92);
                opacity: 0;
            }
            100% {
                transform: scale(1);
                opacity: 1;
            }
        }

        .tree-node-card {
            position: absolute;
            width: 280px;
            height: 96px;
            background: #ffffff;
            border: 1px solid rgba(0, 0, 0, 0.08);
            border-radius: 20px;
            padding: 12px 16px;
            display: flex;
            align-items: center;
            gap: 14px;
            box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.08);
            pointer-events: auto;
            animation: popIn 0.35s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            cursor: default;
            
            /* Crisp text rendering fixes for transformed container */
            backface-visibility: hidden;
            -webkit-backface-visibility: hidden;
            transform-style: preserve-3d;
            -webkit-transform-style: preserve-3d;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body.dark-mode .tree-node-card {
            background: #1e293b;
            border-color: rgba(255, 255, 255, 0.08);
            box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
        }
        .tree-node-card:hover {
            border-color: rgba(14, 165, 233, 0.6) !important;
            box-shadow: 0 12px 28px -6px rgba(14, 165, 233, 0.35);
            transform: translateY(-4px) scale(1.02);
        }
        .tree-node-card.active-node {
            border: 2.5px solid var(--primary) !important;
            background: rgba(14, 165, 233, 0.12);
            box-shadow: 0 0 25px rgba(14, 165, 233, 0.25);
        }
        .tree-node-card.gender-male {
            border-left: 5px solid #0EA5E9;
        }
        .tree-node-card.gender-female {
            border-left: 5px solid #EC4899;
        }
 
        /* Squire-circle avatar design */
        .node-avatar {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            color: #ffffff;
            flex-shrink: 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        }
        .gender-male .node-avatar {
            background: linear-gradient(135deg, #0284C7, #0EA5E9);
        }
        .gender-female .node-avatar {
            background: linear-gradient(135deg, #DB2777, #EC4899);
        }
 
        /* Card Text content */
        .node-info {
            flex: 1;
            min-width: 0;
        }
        .node-name {
            font-size: 16px;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 2px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            text-overflow: ellipsis;
            line-height: 1.25;
            letter-spacing: -0.2px;
        }
        body.dark-mode .tree-node-card .node-name {
            color: #f8fafc;
        }
        .node-role {
            font-size: 11px;
            font-weight: 800;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 2px;
        }
        .node-details {
            font-size: 12px;
            color: #64748b;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        body.dark-mode .tree-node-card .node-details {
            color: #94a3b8;
        }

        /* Node Actions */
        .node-actions {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .node-action-btn {
            background: rgba(0, 0, 0, 0.04);
            border: 1px solid rgba(0, 0, 0, 0.06);
            color: #475569;
            width: 26px;
            height: 26px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            cursor: pointer;
            transition: all 0.2s ease;
        }
        body.dark-mode .tree-node-card .node-action-btn {
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(255, 255, 255, 0.1);
            color: #e2e8f0;
        }
        .node-action-btn:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #ffffff;
            transform: scale(1.15);
        }

        /* Connection Chevron buttons */
        .connection-indicator {
            position: absolute;
            background: #ffffff;
            border: 1.5px solid rgba(0, 0, 0, 0.12);
            color: var(--primary);
            width: 22px;
            height: 22px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 9px;
            cursor: pointer;
            z-index: 10;
            transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
            box-shadow: 0 4px 10px rgba(0,0,0,0.1);
            pointer-events: auto;
        }
        body.dark-mode .connection-indicator {
            background: #1e293b;
            border-color: rgba(255, 255, 255, 0.2);
            box-shadow: 0 4px 10px rgba(0,0,0,0.3);
        }
        .connection-indicator:hover {
            background: var(--primary);
            color: #ffffff;
            border-color: var(--primary);
            transform: scale(1.25);
            box-shadow: 0 0 10px rgba(14, 165, 233, 0.5);
        }
        .indicator-top {
            top: -11px;
            left: calc(50% - 11px);
        }
        .indicator-bottom {
            bottom: -11px;
            left: calc(50% - 11px);
        }

        /* --- Canvas Controls --- */
        .canvas-controls {
            position: absolute;
            bottom: 20px;
            right: 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            z-index: 10;
        }
        .control-btn {
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(4px);
            border: 1px solid rgba(0, 0, 0, 0.1);
            color: #1e293b;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            cursor: pointer;
            transition: all 0.2s ease;
            box-shadow: 0 6px 12px rgba(0,0,0,0.1);
        }
        body.dark-mode .control-btn {
            background: rgba(30, 41, 59, 0.85);
            border-color: rgba(255, 255, 255, 0.1);
            color: #ffffff;
            box-shadow: 0 6px 12px rgba(0,0,0,0.3);
        }
        .control-btn:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #ffffff !important;
            transform: translateY(-2px);
        }
        .dot-grid {
            background-color: #f8fafc;
            background-image: radial-gradient(rgba(0, 0, 0, 0.07) 1px, transparent 1px);
            background-size: 28px 28px;
        }
        body.dark-mode .dot-grid {
            background-color: #0b0f19;
            background-image: radial-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px);
        }

        /* Tap targets and styles for mobile touch devices */
        @media (max-width: 768px) {
            #canvas-container {
                height: 520px;
            }
            .connection-indicator {
                width: 24px;
                height: 24px;
                font-size: 10px;
            }
            .connection-indicator::after {
                content: '';
                position: absolute;
                top: -12px;
                left: -12px;
                right: -12px;
                bottom: -12px;
            }
            .node-action-btn {
                width: 32px;
                height: 32px;
                font-size: 13px;
                position: relative;
            }
            .node-action-btn::after {
                content: '';
                position: absolute;
                top: -8px;
                left: -8px;
                right: -8px;
                bottom: -8px;
            }
        }

/* --- Search Member Container Spacing --- */
.search-member-container {
    height: 42px !important;
    border-radius: 9999px !important;
    background-color: var(--color-surface-container-low, #edf4f1) !important;
    border: 1px solid var(--color-outline-variant, #bfc9c4) !important;
    padding: 0 1rem !important;
    display: flex !important;
    align-items: center !important;
    transition: all 0.2s ease-in-out !important;
}

.search-member-container:focus-within,
.search-member-container:hover {
    border-color: var(--color-primary, #3b82f6) !important;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.12) !important;
    background-color: var(--color-surface-container-lowest, #ffffff) !important;
}

.search-member-container input::placeholder {
    color: var(--color-on-surface-variant, #707974) !important;
    font-weight: 500 !important;
    opacity: 0.8 !important;
}

/* --- Select2 & Input Uniform Sizing & Responsive Styling --- */
.select2-container--default .select2-selection--single,
.select2-modern + .select2-container--default .select2-selection--single,
.select2-container--default.select2-container--focus .select2-selection--single {
    height: 42px !important;
    border-radius: 9999px !important;
    border: 1px solid var(--color-outline-variant, #bfc9c4) !important;
    background-color: var(--color-surface-container-low, #edf4f1) !important;
    padding-left: 1.25rem !important;
    padding-right: 2.25rem !important;
    display: flex !important;
    align-items: center !important;
    font-family: 'Inter', sans-serif !important;
    font-size: 13.5px !important;
    font-weight: 600 !important;
    color: var(--color-on-surface, #111b18) !important;
    transition: all 0.2s ease-in-out !important;
}

.select2-container--default .select2-selection--single .select2-selection__rendered {
    color: var(--color-on-surface, #111b18) !important;
    line-height: 40px !important;
    padding-left: 0 !important;
    padding-right: 8px !important;
    font-size: 13.5px !important;
    font-weight: 600 !important;
}

.select2-container--default .select2-selection--single .select2-selection__arrow {
    height: 40px !important;
    right: 12px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.select2-container--default.select2-container--open .select2-selection--single,
.select2-container--default .select2-selection--single:hover {
    border-color: var(--color-primary, #3b82f6) !important;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.12) !important;
}

.select2-container {
    width: 100% !important;
}

.select2-dropdown {
    border-radius: 16px !important;
    border: 1px solid var(--color-outline-variant, #bfc9c4) !important;
    background-color: var(--color-surface-container-lowest, #ffffff) !important;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05) !important;
    overflow: hidden !important;
    padding: 6px !important;
    z-index: 1055 !important;
}

.select2-results__option {
    padding: 8px 14px !important;
    border-radius: 8px !important;
    font-size: 13px !important;
    font-weight: 500 !important;
    color: var(--color-on-surface, #111b18) !important;
}

.select2-container--default .select2-results__option--highlighted[aria-selected] {
    background-color: var(--color-primary, #3b82f6) !important;
    color: #ffffff !important;
}