/* ================================
   JASSE — Navigation
   ================================ */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 24px var(--gutter);
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background 0.4s ease, backdrop-filter 0.4s ease, padding 0.4s ease;
}

.nav.scrolled {
    background: rgba(253, 251, 247, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 16px var(--gutter);
    border-bottom: 1px solid var(--rule-soft);
}

.nav__brand {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 400;
    letter-spacing: 0.04em;
    color: var(--ink);
}

.nav__brand .dot {
    color: var(--gold);
    margin-left: 1px;
}

.nav__links {
    display: flex;
    gap: 40px;
    list-style: none;
}

.nav__links a {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--ink-soft);
    transition: color 0.3s ease;
    position: relative;
}

.nav__links a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: width 0.3s ease;
}

.nav__links a:hover { color: var(--ink); }
.nav__links a:hover::after { width: 100%; }

.nav__menu { display: none; }

@media (max-width: 768px) {
    .nav__links { display: none; }
    .nav__menu {
        display: block;
        font-family: var(--font-mono);
        font-size: 11px;
        letter-spacing: 0.22em;
        text-transform: uppercase;
    }
}