/* contiene il css per l'headder e la navigazione: 
    3. header
    4. navigazione
*/
/*============================================================
   3. HEADER
============================================================*/ 
header{
    background:#003366;
    color:white;
    padding:20px 40px;
    position:fixed;
    top:0;
    left:0;
    width:100%;
    z-index:1000;
}

.header-container{
    display:grid;
    grid-template-columns:80px 1fr 120px;
    align-items:center;
    width:100%;
}

.header-left{
    display:flex;
    justify-content:flex-start;
    align-items:center;
}

.header-center{
    text-align:center;
}

.header-center h1{
    font-size:2rem;
}

.header-center p{
    margin-top:5px;
    font-size:1rem;
}

.header-right{
    display:flex;
    justify-content:flex-end;
    align-items:center;
    gap:12px;
}

.header-logo-aia{
    border-radius:50%;
    object-fit:contain;
}

.header-logo{
    height:60px;
    width:auto;
    display:block;
}

/* ============================================================
   4. NAVIGAZIONE
============================================================ */
.menu-toggle{
    background:none;
    border:none;
    color:white;
    font-size:2rem;
    cursor:pointer;
}

.side-menu{
    position:fixed;
    top:0;
    left:-350px;
    width:320px;
    max-width:85%;
    height:100vh;
    padding:30px;
    background:#003366;
    transition:left .25s ease;
    z-index:1001;
}

.side-menu.open{
    left:0;
}

.side-menu ul{
    margin-top:70px;
    list-style:none;
}

.side-menu li{
    margin:18px 0;
}

.side-menu a{
    display:block;
    color:white;
    text-decoration:none;
    font-size:1.2rem;
    font-weight:bold;
}

.side-menu a:hover{
    color:#d4e6ff;
}

.close-menu{
    position:absolute;
    top:20px;
    right:20px;
    background:none;
    border:none;
    color:white;
    font-size:2rem;
    cursor:pointer;
}

.overlay{
    position:fixed;
    inset:0;
    background:rgba(0,0,0,.45);
    opacity:0;
    visibility:hidden;
    transition:.25s;
    z-index:1000;
}

.overlay.show{
    opacity:1;
    visibility:visible;
}