.content {
    padding: 40px 0 40px;
    max-width: 900px;
    margin: 0 auto;
}

h1 {
    margin: 8px 0 16px;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-primary, #000);
    transition: color 0.3s ease;
}

.muted {
    color: var(--text-secondary, #6f7580);
    font-size: 1rem;
    margin: 0 0 32px;
    transition: color 0.3s ease;
}

.sitemap {
    border: 1px solid var(--border-color, var(--line));
    border-radius: 16px;
    background: var(--bg-card, #fff);
    padding: 32px;
    box-shadow: var(--shadow-lg, 0 4px 20px rgba(0, 0, 0, 0.08));
    transition: background 0.3s ease, border-color 0.3s ease;
}

.sitemap a {
    color: var(--accent-primary, #0b6e4f);
    text-decoration: none;
    transition: all 0.2s ease;
    font-weight: 500;
}

.sitemap a:hover {
    color: var(--accent-hover, #0a5d42);
    text-decoration: underline;
}

.level-1,
.level-2 {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.level-1 > li {
    padding: 16px 12px;
    border-bottom: 1px dashed var(--border-color, var(--line));
    transition: background 0.2s ease;
    border-radius: 8px;
}

.level-1 > li:hover {
    background: var(--bg-tertiary, #f8fafc);
}

.level-1 > li:last-child {
    border-bottom: none;
}

.level-2 {
    padding-left: 24px;
    margin-top: 12px;
    display: grid;
    gap: 8px;
}

.level-2 > li {
    padding: 8px 12px;
    border-radius: 6px;
    transition: background 0.2s ease;
}

.level-2 > li:hover {
    background: var(--accent-light, rgba(11, 110, 79, 0.1));
}

.level-2 > li::before {
    content: "→ ";
    color: var(--accent-primary, #0b6e4f);
    margin-right: 8px;
}

.sitemap span {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary, #000);
    transition: color 0.3s ease;
}

.tips {
    margin-top: 24px;
    background: var(--bg-tertiary, #f7fafb);
    border: 1px solid var(--border-color, var(--line));
    border-radius: 12px;
    padding: 16px 20px;
    font-size: 0.95rem;
    color: var(--text-secondary, #55606b);
    line-height: 1.6;
    transition: background 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

.tips code {
    background: var(--accent-light, #eef3f7);
    border-radius: 6px;
    padding: 3px 8px;
    color: var(--accent-primary, #0b6e4f);
    font-family: 'Courier New', monospace;
    font-weight: 600;
}

@media (max-width: 768px) {
    .content {
        padding: 30px 16px;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    .sitemap {
        padding: 20px;
    }
    
    .level-1 > li {
        padding: 12px 8px;
    }
    
    .level-2 {
        padding-left: 16px;
    }
}