.repa-back-top {
    position: fixed;
    right: clamp(1rem, 2.2vw, 2.5rem);
    bottom: clamp(1rem, 2.2vw, 2.5rem);
    z-index: 95;
    display: grid;
    place-items: center;
    width: 3rem;
    height: 3rem;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(12, 15, 19, 0.92);
    color: #fff;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.24);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(0.8rem);
    transition: opacity 0.25s ease, visibility 0.25s ease, transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
    backdrop-filter: blur(12px);
}

/* Breadcrumbs only show navigation ancestors; the page title lives below. */
.breadcrumb .breadcrumb-item.active {
    display: none !important;
}

.repa-back-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.repa-back-top:hover {
    border-color: #b21f27;
    background: #b21f27;
}

.repa-back-top svg {
    width: 1.15rem;
    height: 1.15rem;
}

.repa-back-top__line {
    position: absolute;
    top: -1px;
    left: -1px;
    width: 1.2rem;
    height: 2px;
    background: #b21f27;
    transition: width 0.25s ease, background 0.25s ease;
}

.repa-back-top:hover .repa-back-top__line {
    width: calc(100% + 2px);
    background: #fff;
}

.repa-back-top:focus-visible {
    outline: 2px solid #fff;
    outline-offset: 3px;
}

@media (max-width: 600px) {
    .repa-back-top {
        right: 0.85rem;
        bottom: 0.85rem;
        width: 2.65rem;
        height: 2.65rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .repa-back-top {
        transition: none;
    }
}