.modal-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(0, 0, 0, 0.5);
            z-index: 1000;
            justify-content: center;
            align-items: center;
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        .modal-overlay.show {
            display: flex;
            opacity: 1;
        }
        .modal {
            background-color: white;
            border-radius: 12px;
            width: 90%;
            max-width: 600px;
            max-height: 80vh;
            display: flex;
            flex-direction: column;
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
            transform: scale(0.95);
            transition: transform 0.3s ease;
        }
        .modal-overlay.show .modal {
            transform: scale(1);
        }
        .modal-header {
            padding: 16px 20px;
            border-bottom: 1px solid #e5e7eb;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-shrink: 0;
        }
        .modal-title {
            font-size: 18px;
            font-weight: 600;
            color: #1f2937;
        }
        .modal-close {
            background: none;
            border: none;
            font-size: 20px;
            color: #9ca3af;
            cursor: pointer;
            padding: 0;
            line-height: 1;
            transition: color 0.2s;
        }
        .modal-close:hover {
            color: #6b7280;
        }
        .modal-body {
            padding: 20px;
            overflow-y: auto;
            flex: 1;
        }
        .modal-content {
            line-height: 1.8;
            color: #4b5563;
        }
        .modal-content h3 {
            font-size: 16px;
            font-weight: 600;
            color: #1f2937;
            margin-top: 20px;
            margin-bottom: 12px;
        }
        .modal-content h3:first-child {
            margin-top: 0;
        }
        .modal-content ul {
            margin: 0;
            padding-left: 20px;
        }
        .modal-content li {
            margin-bottom: 8px;
        }
        .modal-footer {
            padding: 16px 20px;
            border-top: 1px solid #e5e7eb;
            display: flex;
            justify-content: flex-end;
            gap: 12px;
            flex-shrink: 0;
        }
        .tech-options {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .tech-option-btn {
            width: 100%;
            padding: 16px 20px;
            background-color: #f9fafb;
            border: 1px solid #e5e7eb;
            border-radius: 8px;
            font-size: 16px;
            color: #374151;
            cursor: pointer;
            transition: all 0.2s;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .tech-option-btn:hover {
            background-color: #eff6ff;
            border-color: #2563eb;
            color: #2563eb;
        }