.site-nav {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.site-nav-link {
    display: inline-flex;
    align-items: center;
    padding: 0.45rem 0.8rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--surface);
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 700;
    transition: all 0.15s;
}

.site-nav-link:hover,
.site-nav-link:focus-visible,
.site-nav-link.active {
    color: var(--accent);
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

header h1 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--accent);
}

.subtitle {
    color: var(--text-muted);
    margin-top: 0.4rem;
    font-size: 0.95rem;
}

.site-footer {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.85rem;
}

.site-footer a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

.site-footer a:hover,
.site-footer a:focus-visible {
    text-decoration: underline;
}

.site-footer-separator {
    color: var(--text-muted);
}

@media (min-width: 1500px) {
    #app {
        max-width: 1360px;
    }
}