/* Critical styles to prevent FOUC */
.site-header {
    position: relative;
    z-index: 1000;
}

.site-header nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.nav-loaded .site-header nav ul {
    opacity: 1;
}

.site-header nav ul li {
    display: inline-flex;
    margin: 0;
}

/* Prevent content jump */
body {
    min-height: 100vh;
}

/* Loading state */
body:not(.nav-loaded) .site-header nav {
    min-height: 60px;
}