.km-boxen {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: -4rem;
    position: relative;
    z-index: 2;
}
.km-boxen__item {
    background: #212a54;
    border-radius: 0.75rem;
    padding: 2rem 1.5rem;
    box-shadow: 0 10px 30px rgba(33, 42, 85, 0.12);
    transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}
.km-boxen__item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(33, 42, 85, 0.2);
    background: #f9b000;
}
.km-boxen__nummer {
    display: block;
    font-size: 2rem;
    font-weight: 900;
    color: #ec6608;
    margin-bottom: 0;
}
.km-boxen__text {
    margin: 0;
    color: #fff;
    line-height: 1.2;
}
.km-boxen__item:hover .km-boxen__nummer,
.km-boxen__item:hover .km-boxen__text {
    color: #212a55;
}