/* Atendimento por I.A. */
        .modal {
            display: none;
            position: fixed;
            z-index: 1000;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.8);
            animation: fadeIn 0.3s ease;
        }

        .modal.active {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .modal-content {
            position: relative;
            background: #4CB2E7;
            border-radius: 12px;
            overflow: hidden;
            max-width: 90%;
            max-height: 90%;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
            animation: slideIn 0.3s ease;
        }

        .close-btn {
            position: absolute;
            top: -40px;
            right: 0;
            color: #fff;
            font-size: 35px;
            font-weight: bold;
            cursor: pointer;
            z-index: 1001;
            background: none;
            border: none;
            padding: 0;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform 0.2s;
        }

        .close-btn:hover {
            transform: scale(1.1);
        }

        video {
            display: block;
            max-width: 100%;
            max-height: 85vh;
            width: auto;
            height: auto;
        }

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

        @keyframes slideIn {
            from {
                transform: scale(0.8);
                opacity: 0;
            }
            to {
                transform: scale(1);
                opacity: 1;
            }
        }