/* ===================== WhatsApp greeting popup (site-wide) ===================== */
.bf-wa-popup{
    position: fixed;
    left: 20px;
    bottom: 100px;
    z-index: 9998;
    width: 290px;
    max-width: calc(100vw - 40px);
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 20px 45px rgba(20,20,30,.18);
    padding: 14px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px) scale(.96);
    transform-origin: bottom left;
    transition: opacity .4s ease, transform .4s ease, visibility .4s;
}
.bf-wa-popup::after{
    content: "";
    position: absolute;
    left: 28px;
    bottom: -8px;
    width: 16px;
    height: 16px;
    background: #ffffff;
    clip-path: polygon(0 0, 100% 0, 0 100%);
}
.bf-wa-popup.is-visible{
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}
.bf-wa-popup-close{
    position: absolute;
    top: 6px;
    right: 8px;
    width: 24px;
    height: 24px;
    border: none;
    background: transparent;
    font-size: 20px;
    line-height: 1;
    color: #a8a8a8;
    cursor: pointer;
}
.bf-wa-popup-close:hover{
    color: #000;
}
.bf-wa-popup-body{
    display: flex;
    align-items: flex-start;
    gap: 12px;
    text-decoration: none;
    padding-right: 10px;
}
.bf-wa-popup-avatar{
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #25D366;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.bf-wa-popup-avatar img{
    width: 26px;
    height: 26px;
    object-fit: contain;
}
.bf-wa-popup-text{
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.bf-wa-popup-text strong{
    font-size: 14px;
    color: #000;
}
.bf-wa-popup-text span{
    font-size: 13px;
    line-height: 1.5;
    color: #595959;
}
@media (max-width: 480px){
    .bf-wa-popup{ left: 12px; bottom: 96px; }
}