/* ==========================================================================
   Back-to-top button (shared)
   Clean replacement for the old Tilda T890 "scroll to top" block. Rendered by
   views/site/_back_to_top.php, which registers this stylesheet via
   BackToTopAsset so it works on any page that includes the partial.
   ========================================================================== */

.back-to-top {
    position: fixed;
    right: 20px;
    bottom: 20px;
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.9);
    box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.2);
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 0;
    z-index: 9990;
    transition: background-color 0.2s ease;
}

.back-to-top.is-visible {
    display: inline-flex;
}

.back-to-top svg path {
    stroke: #282b33;
    transition: stroke 0.2s ease;
}

.back-to-top:hover {
    background-color: #282b33;
}

.back-to-top:hover svg path {
    stroke: #ffffff;
}