.biofeet-whatsapp-floating {
    position: fixed;
    z-index: 99999;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: var(--bf-wa-size, 60px);
    height: var(--bf-wa-size, 60px);
    padding: 0;
    color: var(--bf-wa-color, #fff);
    background: var(--bf-wa-bg, #25d366);
    border: 0;
    border-radius: 50%;
    box-shadow: 0 10px 28px rgba(15, 23, 42, .24);
    text-decoration: none;
    line-height: 1;
    transition: transform .2s ease, box-shadow .2s ease, filter .2s ease;
    -webkit-tap-highlight-color: transparent;
}

.biofeet-whatsapp-floating svg {
    display: block;
    width: 54%;
    height: 54%;
}

.biofeet-whatsapp-floating .screen-reader-text {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.biofeet-whatsapp-floating:hover,
.biofeet-whatsapp-floating:focus-visible {
    color: var(--bf-wa-color, #fff);
    filter: brightness(.96);
    transform: translateY(-3px) scale(1.04);
    box-shadow: 0 14px 34px rgba(15, 23, 42, .3);
    outline: none;
}

.biofeet-whatsapp-floating:focus-visible {
    box-shadow: 0 0 0 4px rgba(255, 255, 255, .92), 0 0 0 7px var(--bf-wa-bg, #25d366), 0 14px 34px rgba(15, 23, 42, .3);
}

@media (prefers-reduced-motion: reduce) {
    .biofeet-whatsapp-floating {
        transition: none;
    }
}