/* NAVCALLUS WhatsApp Button Styles */

.navcallus-whatsapp-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    transition: all 0.3s ease;
}

.navcallus-whatsapp-button a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: white;
    border-radius: 50%;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.navcallus-whatsapp-button a:hover {
    background-color: #128c7e;
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

.navcallus-whatsapp-button a:active {
    transform: scale(0.95);
}

.navcallus-whatsapp-button svg {
    width: 28px;
    height: 28px;
    fill: currentColor;
}

/* Pulse animation for attention */
.navcallus-whatsapp-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 60px;
    height: 60px;
    background-color: rgba(37, 211, 102, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: navcallus-pulse 2s infinite;
    pointer-events: none;
}

@keyframes navcallus-pulse {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0;
    }
}

/* Responsive design */
@media (max-width: 768px) {
    .navcallus-whatsapp-button {
        bottom: 15px;
        right: 15px;
    }
    
    .navcallus-whatsapp-button a {
        width: 55px;
        height: 55px;
    }
    
    .navcallus-whatsapp-button svg {
        width: 24px;
        height: 24px;
    }
    
    .navcallus-whatsapp-button::before {
        width: 55px;
        height: 55px;
    }
}

/* Accessibility improvements */
.navcallus-whatsapp-button a:focus {
    outline: 2px solid #ffffff;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .navcallus-whatsapp-button a {
        border: 2px solid #ffffff;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .navcallus-whatsapp-button,
    .navcallus-whatsapp-button a,
    .navcallus-whatsapp-button::before {
        animation: none;
        transition: none;
    }
}