/* WhatsApp Floating Sticky Button */
.whatsapp-sticky {
    position: fixed;
    bottom: 24px;
    left: 24px;
    z-index: 99997;
    transition: all 0.3s ease;
}

.whatsapp-sticky-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    border-radius: 50%;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    text-decoration: none;
    cursor: pointer;
    transition: width 0.3s ease, border-radius 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
    animation: whatsapp-pulse 3s infinite;
}

.whatsapp-sticky-link:hover {
    width: 180px;
    border-radius: 30px;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
    animation: none;
}

.whatsapp-sticky-icon {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    fill: #ffffff;
}

.whatsapp-sticky-label {
    margin-left: 12px;
    color: #ffffff;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 15px;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.whatsapp-sticky-link:hover .whatsapp-sticky-label {
    opacity: 1;
}

/* Pulse Animation */
@keyframes whatsapp-pulse {
    0% {
        box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 24px rgba(37, 211, 102, 0.6), 0 0 0 12px rgba(37, 211, 102, 0.1);
    }
    100% {
        box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .whatsapp-sticky {
        bottom: 20px;
        left: 20px;
    }

    .whatsapp-sticky-link {
        width: 52px;
        height: 52px;
    }

    .whatsapp-sticky-link:hover {
        width: 160px;
    }

    .whatsapp-sticky-icon {
        width: 24px;
        height: 24px;
    }

    .whatsapp-sticky-label {
        font-size: 14px;
        margin-left: 10px;
    }
}