.nivels-hero{
    position:relative;
    min-height:700px;
    display:flex;
    align-items:center;
    justify-content:center;
    background-size:cover;
    background-position:center;
    width:100%;
    overflow:hidden;
}
.nivels-overlay{
    position:absolute;
    inset:0;
    background:rgba(0,0,0,.55);
}
.nivels-content{
    position:relative;
    z-index:2;
    max-width:1200px;
    width:100%;
    padding:80px 40px;
    color:#fff;
}
.nivels-content h1{
    font-size:72px;
    line-height:1.1;
    margin:0 0 20px 0;
}
.nivels-content p{
    font-size:22px;
    max-width:700px;
    margin:0 0 35px 0;
}
.nivels-buttons{
    display:flex;
    gap:16px;
    flex-wrap:wrap;
}
.nivels-buttons a{
    text-decoration:none;
    padding:16px 28px;
    border-radius:14px;
    font-weight:700;
}
.btn-primary{
    background:#2563eb;
    color:#fff;
}
.btn-secondary{
    background:#25D366;
    color:#fff;
}