/* 统一导航样式 - Minimalist Zen */
.navbar {
    padding: 1.5rem 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: var(--bg);
    z-index: 1000;
    width: 100%;
    box-sizing: border-box;
}

.logo {
    font-weight: 800;
    letter-spacing: -0.02em;
    font-size: 1.2rem;
    text-transform: uppercase;
    cursor: pointer;
    text-decoration: none;
    color: var(--accent);
    flex: 0 0 auto;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
    flex: 0 0 auto;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    transition: all 0.2s;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--text-main);
}

.nav-links a.active {
    border-bottom: 2px solid var(--accent);
    padding-bottom: 4px;
}

/* 移除旧的渐变和复杂样式 */
.mode-switcher-badge {
    display: inline-block;
    min-width: 18px;
    padding: 2px 4px;
    background: var(--error);
    color: white;
    border-radius: 2px;
    font-size: 0.6rem;
    font-weight: 600;
    margin-left: 4px;
    vertical-align: top;
}

/* 响应式 */
@media (max-width: 768px) {
    .navbar {
        padding: 1rem;
        flex-direction: column;
        gap: 1rem;
    }
    
    .navbar-nav {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }
}