/* WhatsApp Floating Button */
        .whatsapp-float {
            position: fixed;
            bottom: 120px; /* Dinaikkan agar tidak tertutup navigation bar */
            right: 20px;
            width: 60px;
            height: 60px;
            background-color: #25D366;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
            cursor: pointer;
            z-index: 9999; /* Z-index lebih tinggi */
            transition: all 0.3s ease;
            text-decoration: none;
        }

        .whatsapp-float:hover {
            transform: scale(1.1);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
        }

        .whatsapp-float:active {
            transform: scale(0.95);
        }

        /* WhatsApp Icon */
        .whatsapp-icon {
            width: 35px;
            height: 35px;
            filter: brightness(0) invert(1); /* Membuat icon putih */
        }

        /* Animation Pulse Effect */
        @keyframes pulse {
            0% {
                box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
            }
            70% {
                box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
            }
        }

        .whatsapp-float.pulse {
            animation: pulse 2s infinite;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .whatsapp-float {
                width: 56px;
                height: 56px;
                bottom: 125px; /* Posisi di atas bottom navigation */
                right: 15px;
            }
            
            .whatsapp-icon {
                width: 32px;
                height: 32px;
            }
        }

        /* Extra small screens */
        @media (max-width: 480px) {
            .whatsapp-float {
                bottom: 125px;
            }
        }