.slideout-menu {
    background-color: #fff;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 120px;
    width: 100%;
    height: calc(100% - 75px);
    transition: transform 0.3s ease;
    transform: translateX(100%);
    z-index: 3;
}


.slideout-menu.show {
    transform: translateX(0);
}

.header-pc {
    font-size: 25px;
    transition: background-color 0.7s ease;
    background-color: rgba(255, 255, 255, 0);
    color: #000;
    display: flex;
    padding: 10px 10vw;
    height: 100px;
    z-index: 2;
    position: fixed;
    left: 0;
    right: 0;
}

.header-mobile {
    transition: background-color 0.5s ease;
    display: none;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    color: #fff;
    height: 100px;
    z-index: 2;
    position: fixed;
    left: 0;
    right: 0;
}



img { 
    height: inherit; 
}

.header-pc .logo {
    writing-mode: vertical-rl;
    text-orientation: upright;
    font-size: 24px;
}

.header-pc .menu a {
    text-transform: uppercase;
    font-weight: bold;
    color: #000;
    margin: 0 25px;
    text-decoration: none;
    transition: color 0.3s;
}

.header-pc .menu a:hover {
    color: #ff6347;
}

.header-mobile .hamburger-menu {
    cursor: pointer;
    font-size: 24px;
    transition: transform 0.3s;
    margin-right: 20px;
}

.slideout-menu a {
    text-transform: uppercase;
    font-weight: bold;
    color: #000;
    margin: 10px;
    text-align: center;
    text-decoration: none;
    transition: color 0.3s;
}

.slideout-menu a:hover {
    color: #ff6347;
}

.content {
    padding: 20px;
}

.nav{
    display: flex;
    width: 100%;
    flex-direction: column;
    align-items: flex-end;
    justify-content: space-between;

    div{
        display: flex;
        width: 100%;
        flex-direction: row;
        justify-content: flex-end;
    }

    .head_substra a{
        font-size: 12px;
    }

    .head_substra a img{
        margin-top: 10px;
        width: 30px;
        height: 30px;
        filter: grayscale(1);
    }
}

@media screen and (max-width: 1700px) {
    .header-pc{padding: 10px 10px;}
}

@media screen and (max-width: 1376px) {
    .header-pc { display: none; }
    .header-mobile { display: flex; }

    .nav{
            justify-content: flex-start;
            div{
                justify-content: center;
            }
            
            div:nth-child(2){
                flex-direction: column;
            }
        }
}
.hamburger-menu{
    color: #000;
}

.rotate {
    color: #fff;
    transform: rotate(90deg);
}




.scrolled {
    box-shadow: 0 2px 5px rgba(0,0,0,0.55);
    background-color: #fff;

    .menu a , .hamburger-menu{color: #000}
}