.royal-wa-button {
    position: fixed;
    right: 20px;
    bottom: 20px;

    width: 60px;
    height: 60px;

    border-radius: 50%;
    background: #25D366;

    display: flex;
    align-items: center;
    justify-content: center;

    text-decoration: none;

    z-index: 9999;

    box-shadow: 0 6px 18px rgba(0,0,0,0.18);

    transition: all 0.3s ease;
}

.royal-wa-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 24px rgba(0,0,0,0.22);
}

.royal-wa-button svg {

    width: 26px;
    height: 26px;

    display: block;
    flex-shrink: 0;
}

/* Mobile */
@media (max-width: 767px) {

    .royal-wa-button {

        width: 56px;
        height: 56px;

        right: 16px;
        bottom: 16px;
    }

    .royal-wa-button svg {

        width: 22px;
        height: 22px;
    }
}