/* Modal Styles */
        .modal {
            display: none;
            position: fixed;
            z-index: 1000;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.5);
            animation: fadeIn 0.3s ease;
        }

        .modal-content {
            background-color: #fff;
            margin: 15% auto;
            padding: 30px;
            border-radius: 16px;
            width: 90%;
            max-width: 500px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
            text-align: center;
            animation: slideUp 0.4s ease;
        }

        .modal-title {
            font-size: 1.5rem;
            color: #333;
            margin-bottom: 16px;
            font-weight: 600;
        }

        .modal-message {
            font-size: 1.1rem;
            color: #555;
            margin-bottom: 24px;
            line-height: 1.5;
        }

        .modal-close {
            background-color: #007bff;
            color: white;
            border: none;
            padding: 10px 24px;
            border-radius: 8px;
            cursor: pointer;
            font-size: 1rem;
            transition: background-color 0.3s ease;
        }

        .modal-close:hover {
            background-color: #0056b3;
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        @keyframes slideUp {
            from { transform: translateY(50px); opacity: 0; }
            to { transform: translateY(0); opacity: 1; }
        }

        /* Responsive */
        @media (max-width: 480px) {
            .modal-content {
                margin: 20% auto;
                padding: 24px;
            }
        }