#wa-chat-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 72px;
    height: 72px;
    cursor: pointer;
    z-index: 99999;
    bottom: 100px;
}

#wa-chat-button img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    border-radius: 50%;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.24);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

#wa-chat-button img:hover {
    transform: scale(1.08);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.3);
}

#wa-chat-popup {
    position: fixed;
    bottom: 105px;
    right: 20px;
    width: 290px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 14px 40px rgba(0, 0, 0, 0.18);
    display: none;
    z-index: 99999;
    overflow: hidden;
    font-family: Arial, sans-serif;
}

.wa-header {
    background: #25D366;
    color: #ffffff;
    padding: 14px 16px;
    font-size: 16px;
    font-weight: 700;
}

.wa-body {
    padding: 16px;
    font-size: 14px;
    color: #222222;
    line-height: 1.6;
    background: #f7f7f7;
}

.wa-button {
    display: block;
    margin: 14px 16px 16px;
    background: #25D366;
    color: #ffffff;
    text-align: center;
    padding: 12px 14px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: background 0.25s ease;
}

.wa-button:hover {
    background: #1ebe5b;
    color: #ffffff;
}

@media (max-width: 767px) {
    #wa-chat-button {
        width: 62px;
        height: 62px;
        right: 15px;
        bottom: 15px;
    }

    #wa-chat-popup {
        width: calc(100% - 30px);
        right: 15px;
        bottom: 90px;
    }
}