#wa-dynamic-floating-btn {
    position: fixed;
    bottom: 25px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 2px 2px 10px rgba(0,0,0,0.3);
    z-index: 99999;
    transition: transform 0.2s ease-in-out, background-color 0.2s;
}
.wa-align-left { left: 25px; }
.wa-align-right { right: 25px; }
#wa-dynamic-floating-btn:hover { background-color: #128C7E; transform: scale(1.1); }

@media (max-width: 768px) {
    #wa-dynamic-floating-btn { bottom: 20px; width: 50px; height: 50px; }
    .wa-align-left { left: 20px; }
    .wa-align-right { right: 20px; }
    #wa-dynamic-floating-btn svg { width: 28px !important; height: 28px !important; }
}