.article-reading-time {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 1.5rem 0;
    padding: 0.45rem 0.8rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--text-mid);
    font-size: 0.88rem;
    font-weight: 600;
}

.article-toc {
    margin: 1rem 0 1.75rem 0;
    padding: 1rem 1rem 0.85rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: #fcfdff;
}

.article-toc[hidden] {
    display: none;
}

.article-toc-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.7rem;
}

.article-content .article-toc-title {
    margin: 0;
    font-size: 0.95rem;
    color: var(--text);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.article-toc-toggle {
    border: 1px solid var(--border);
    background: var(--white);
    color: var(--text-mid);
    border-radius: 999px;
    padding: 0.25rem 0.75rem;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
}

.article-toc-toggle:hover {
    border-color: var(--blue-accent);
    color: var(--blue-accent);
}

.article-toc-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.article-toc-list li {
    margin: 0;
}

.article-toc-list li + li {
    margin-top: 0.35rem;
}

.article-toc-item-link {
    color: var(--text-mid);
    text-decoration: none;
    font-size: 0.95rem;
    line-height: 1.5;
}

.article-toc-item-link:hover {
    color: var(--blue-accent);
    text-decoration: underline;
}

.article-toc-list .toc-depth-3 {
    margin-left: 1rem;
}

@media (max-width: 768px) {
    .article-reading-time {
        font-size: 0.82rem;
    }

    .article-toc {
        padding: 0.9rem 0.85rem 0.8rem;
        line-height: 1.35;
    }

    .article-toc-header {
        margin-bottom: 0.5rem;
        line-height: 1.25;
    }

    .article-content .article-toc-title {
        font-size: 0.88rem;
        line-height: 1.25;
    }

    .article-toc-toggle {
        line-height: 1.2;
    }

    .article-toc-item-link {
        font-size: 0.9rem;
        line-height: 1.3;
    }

    .article-toc-list li + li {
        margin-top: 0.65rem;
    }
}