/* WhatsApp Sticky Button Styles */
.whatsapp-button {
    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.5);
    transition: all 0.3s ease;
    text-decoration: none;
    /* Enhanced depth */
    border: 1px solid rgba(255,255,255,0.2);
}

.whatsapp-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 15px rgba(37, 211, 102, 0.6);
    background-color: #20c35e;
}

.whatsapp-button:active {
    transform: translateY(1px);
}

.whatsapp-button img {
    width: 32px;
    height: 32px;
    /* Add subtle sheen to icon */
    filter: drop-shadow(0 1px 1px rgba(255,255,255,0.5));
}

/* Pulse animation effect - more subtle */
.whatsapp-button::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    width: 100%;
    height: 100%;
    background-color: #25D366;
    opacity: 0.4;
    z-index: -1;
    left: 0;
    top: 0;
    animation: pulse 3s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 0.5;
    }
    70% {
        transform: scale(1.3);
        opacity: 0;
    }
    100% {
        transform: scale(1.3);
        opacity: 0;
    }
}

/* Media queries for responsive design */
@media (max-width: 767px) {
    .whatsapp-button {
        width: 50px;
        height: 50px;
        bottom: 15px;
        left: 15px;
    }
    
    .whatsapp-button img {
        width: 28px;
        height: 28px;
    }
}