#wawt-button {
    position: fixed;
    bottom: 20px;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    border-radius: 999px;
    background: #25D366;
    box-shadow: 0 8px 20px rgba(0,0,0,0.25);
    padding: 10px 18px;
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.4s ease, transform 0.4s ease;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

#wawt-button.wawt-right {
    right: 20px;
}

#wawt-button.wawt-left {
    left: 20px;
}

#wawt-button.wawt-hidden {
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
}

#wawt-button a {
    color: #ffffff;
    text-decoration: none;
}

#wawt-button .wawt-inner {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    animation: wawt-pulse 1.2s infinite;
}

#wawt-button .wawt-icon {
    display: inline-flex;
    width: 28px;
    height: 28px;
}

#wawt-button .wawt-label {
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
}

@keyframes wawt-pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.06);
    }
    100% {
        transform: scale(1);
    }
}

@media (max-width: 480px) {
    #wawt-button {
        padding: 8px 14px;
    }
    #wawt-button .wawt-label {
        font-size: 13px;
    }
}