.scroll-to-top {
    position: fixed;
    left: 24px;
    bottom: 24px;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    padding: 0;
    border: none;
    border-radius: var(--radius-full);
    background: var(--color-primary);
    color: var(--color-on-primary);
    box-shadow: var(--shadow-card-hover);
    cursor: pointer;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.scroll-to-top:hover {
    transform: translateY(-2px);
}

.scroll-to-top[hidden] {
    display: none;
}