body {
    --navigation-space: 94px;
    padding-top: var(--navigation-space);
}

.site-navigation {
    position: fixed;
    top: 12px;
    left: 50%;
    z-index: 40;
    transform: translateX(-50%);
    display: flex;
    justify-content: center;
    gap: 8px;
    width: max-content;
    max-width: calc(100% - 28px);
    padding: 10px;
    border: 1px solid rgba(148, 163, 184, 0.28);
    border-radius: 12px;
    background: rgba(11, 16, 32, 0.96);
    box-shadow: 0 10px 32px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(16px);
}

.site-navigation a {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 16px;
    border: 1px solid transparent;
    border-radius: 8px;
    color: #cbd5e1;
    font-family: monospace;
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1.2;
    text-decoration: none;
    white-space: nowrap;
    transition: color 180ms ease, background 180ms ease, border-color 180ms ease;
}

.site-navigation a:hover,
.site-navigation a[aria-current="page"] {
    border-color: rgba(34, 197, 94, 0.4);
    background: rgba(34, 197, 94, 0.12);
    color: #bbf7d0;
}

.site-navigation a:focus-visible {
    outline: 2px solid #38bdf8;
    outline-offset: 2px;
}

.project-meta {
    top: calc(var(--navigation-space) + 12px);
}

@media (max-width: 680px) {
    body {
        --navigation-space: 144px;
    }

    .site-navigation {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        width: calc(100% - 28px);
        gap: 6px;
        padding: 8px;
    }

    .site-navigation a {
        padding: 10px 6px;
        font-size: 0.85rem;
        white-space: normal;
        text-align: center;
    }
}