.service-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
        }
        .nav-link:hover {
            color: #ef4444;
        }
        .floating-chat {
            position: fixed;
            bottom: 20px;
            right: 20px;
            z-index: 1000;
        }
        .sticky-contact {
            position: fixed;
            bottom: 20px;
            left: 20px;
            z-index: 1000;
        }
        .service-tab.active {
            background-color: #ef4444;
            color: white;
        }
        .service-content {
            display: none;
        }
        .service-content.active {
            display: block;
        }
        .accordion-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
        }
        .accordion-item.active .accordion-content {
            max-height: 500px;
        }
        .accordion-item.active .accordion-button i {
            transform: rotate(180deg);
        }
        /* Modal styles */
        .modal-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(0, 0, 0, 0.75);
            z-index: 1000;
            align-items: center;
            justify-content: center;
        }
        .modal-overlay.active {
            display: flex;
        }
        .modal-container {
            background-color: white;
            border-radius: 0.5rem;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
            width: 90%;
            max-width: 600px;
            max-height: 90vh;
            overflow-y: auto;
        }
        /* Notification styles */
        .notification {
            position: fixed;
            top: 1rem;
            right: 1rem;
            padding: 1rem;
            border-radius: 0.5rem;
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
            z-index: 1100;
            display: flex;
            align-items: center;
            max-width: 400px;
            display: none;
        }
        .notification.success {
            background-color: #10B981;
        }
        .notification.error {
            background-color: #EF4444;
        }