.header{

    width:100%;

    background:#fff;

    position:sticky;

    top:0;

    left:0;

    z-index:1000;

    transition:.3s;

    border-bottom:1px solid #ECECEC;

}

.header.scrolled{

    box-shadow:0 8px 25px rgba(0,0,0,.08);

}

.navbar{

    display:flex;

    justify-content:space-between;

    align-items:center;

    height:80px;

}

.logo img{

    height:46px;

}

.nav{

    flex:1;

    display:flex;

    justify-content:center;

}

.menu{

    display:flex;

    align-items:center;

    gap:35px;

}

.menu>li{

    position:relative;

}

.menu a{

    color:var(--dark);

    font-weight:600;

    transition:.3s;

}

.menu a:hover{

    color:var(--primary);

}

.arrow{

    font-size:.6rem;

    margin-left:5px;

}

.dropdown-menu{

    position:absolute;

    top:45px;

    left:0;

    min-width:220px;

    background:white;

    border-radius:10px;

    overflow:hidden;

    box-shadow:0 10px 30px rgba(0,0,0,.08);

    opacity:0;

    visibility:hidden;

    transform:translateY(10px);

    transition:.3s;

}

.dropdown:hover .dropdown-menu{

    opacity:1;

    visibility:visible;

    transform:translateY(0);

}

.dropdown-menu li{

    width:100%;

}

.dropdown-menu a{

    display:block;

    padding:15px 20px;

}

.dropdown-menu a:hover{

    background:#F5F7FA;

}

.desktop-btn{

    white-space:nowrap;

}

.menu-toggle{

    display:none;

    background:none;

    width:45px;

    height:45px;

    flex-direction:column;

    justify-content:center;

    gap:6px;

}

.menu-toggle span{

    width:28px;

    height:3px;

    background:#1F2937;

    border-radius:10px;

    transition:.3s;

}

.mobile-menu{

    display:none;

}

.mobile-menu.active{

    display:flex;

    flex-direction:column;

}

.mobile-menu a{

    padding:18px 25px;

    border-bottom:1px solid #ECECEC;

}

.mobile-btn{

    margin:20px;

}

@media(max-width:992px){

.nav{

display:none;

}

.desktop-btn{

display:none;

}

.menu-toggle{

display:flex;

}

.mobile-menu{

background:white;

}

}