.fccb-chat-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: #4285F4;
    border-radius: 50%;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    text-align: center;
    padding: 10px;
    text-decoration: none;
}

.fccb-chat-button img {
    max-width: 100%;
    max-height: 100%;
    height: auto;
}

.fccb-tooltip {
    position: absolute;
    right: 74px;
    top: 50%;
    transform: translateY(-50%);
    background: #222;
    color: #fff;
    padding: 8px 12px;
    border-radius: 999px;
    font-size: 14px;
    line-height: 1.2;
    white-space: nowrap;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.fccb-tooltip::after {
    content: "";
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border-width: 6px 0 6px 6px;
    border-style: solid;
    border-color: transparent transparent transparent #222;
}

@media (max-width: 480px) {
    .fccb-tooltip {
        right: 68px;
        max-width: 180px;
        white-space: normal;
    }
}