/* =========================================
   MOBILE MENU — hamburger & slide-down menu
========================================= */

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: black;
    border-radius: 2px;
    transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.hamburger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
    opacity: 0;
}
.hamburger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu {

    display:flex;

    flex-direction:column;
    align-items:center;
    gap:1.5rem;

    position:fixed;

    left:50%;

    transform:translateX(-50%) translateY(-20px);

    width:80%;

    opacity:0;

    pointer-events:none;

    background:rgba(255,255,255,0.25);

    backdrop-filter:blur(16px);

    border-radius:1rem;

    padding:2rem;

    z-index:999;

    transition:
        opacity .3s ease,
        transform .3s ease;

}

.mobile-menu.open {

    opacity:1;

    pointer-events:auto;

    transform:translateX(-50%) translateY(0);

}

.mobile-menu a {
    text-decoration: none;
    color: black;
    font-family: 'Libre Baskerville', serif;
    font-size: 1.3rem;
    font-weight: bold;
    transition: color 0.2s;
}

.mobile-menu a:hover {
    color: #3b82f6;
}

@media(max-width:768px){

    .mobile-menu {

        top:90px;

    }

}