.cf-scroll-top {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: var(--color-primary, var(--cf-primary, #4A9B9B));
    color: #fff;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease, background 0.2s ease;
}

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

.cf-scroll-top:hover {
    background: var(--color-primary-dark, var(--cf-accent, #3A7B7B));
}

.cf-scroll-top:focus-visible {
    outline: 2px solid var(--color-primary, var(--cf-primary, #4A9B9B));
    outline-offset: 3px;
}

.cf-scroll-top svg {
    display: block;
}

@media (max-width: 600px) {
    .cf-scroll-top {
        right: 16px;
        bottom: 16px;
        width: 44px;
        height: 44px;
    }
}

@media print {
    .cf-scroll-top {
        display: none !important;
    }
}