.footer{
    background:#000;
    color:white;
    margin-top:80px;
    padding:70px 50px 30px;
}

.footer-grid{
    display:grid;
    grid-template-columns:repeat(6,1fr);
    gap:30px;
}

.item-footer a{
    position: relative;
    text-decoration: none; /* remove sublinhado */
    color: inherit; /* mantém a cor do texto */
    font-family: "Century Gothic", sans-serif;
    display: block; /* faz toda a área clicável */
    transition: 0.3s;
    padding-top: 20px;
}

.item-footer a:hover {
    opacity: 0.6; /* efeito simples */
}

.item-footer a::after {
    content: "";
    position: absolute;
    width: 0%;
    height: 2px;
    background: currentColor;
    left: 0;
    bottom: -3px;
    transition: 0.3s;
}

.item-footer a:hover::after {
    width: 100%;
}

.item-footer h3 {
    margin-bottom: 20px;
}

.copyright{
    text-align:center;
    margin-top:70px;
    font-size:20px;
}