/* Unified Navigation Bar */
.site-nav {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.site-nav .nav-brand {
    color: #fff;
    font-size: 1.4em;
    font-weight: 700;
    text-decoration: none;
    padding: 12px 0;
    letter-spacing: 0.5px;
    transition: color 0.2s ease;
}

.site-nav .nav-brand:hover {
    color: #a78bfa;
}

.site-nav .nav-toggle {
    display: none;
    background: none;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    color: #fff;
    font-size: 1.4em;
    cursor: pointer;
    padding: 4px 10px;
    line-height: 1;
}

.site-nav .nav-links {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 4px;
}

.site-nav .nav-links li {
    margin: 0;
    padding: 0;
}

.site-nav .nav-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    padding: 10px 14px;
    display: block;
    border-radius: 6px;
    font-size: 0.9em;
    font-weight: 500;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.site-nav .nav-links a:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
}

.site-nav .nav-links a.active {
    color: #fff;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Responsive - hamburger menu for small screens */
@media (max-width: 768px) {
    .site-nav .nav-toggle {
        display: block;
    }

    .site-nav .nav-links {
        display: none;
        flex-direction: column;
        width: 100%;
        padding-bottom: 10px;
    }

    .site-nav .nav-links.open {
        display: flex;
    }

    .site-nav .nav-links a {
        padding: 10px 14px;
    }
}