#rio-whatsapp-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

#rio-wa-tooltip {
    background: #333;
    color: #fff;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 13px;
    white-space: nowrap;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
    text-align: center;
}

#rio-wa-form {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #25D366;
    border-radius: 50px;
    padding: 6px 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

#rio-wa-form input[type='tel'] {
    padding: 6px 10px;
    border: none;
    border-radius: 20px;
    font-size: 14px;
    width: 120px;
}

#rio-wa-form button {
    background: transparent;
    border: none;
    padding: 0;
    width: 50px;
    height: 55px;
    display: flex;
    justify-content: center;
    align-items: center;
}

#rio-wa-form button img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}