/* KizunaGo Blog Article Topics Menu */

html {
    scroll-behavior: smooth;
}

.kg-blog-post-page-with-toc {
    grid-template-columns: minmax(0, 1fr) 340px !important;
}

.kg-blog-article-sidebar {
    display: grid;
    gap: 18px;
    align-self: start;
    position: sticky;
    top: 96px;
}

.kg-blog-toc-card {
    background: #fff;
    border: 1px solid rgba(15, 23, 42, .08);
    border-radius: 28px;
    box-shadow: 0 20px 54px rgba(15, 23, 42, .06);
    padding: 24px;
}

.kg-blog-toc-card h2 {
    color: #0f172a;
    font-size: 1.35rem;
    line-height: 1.1;
    letter-spacing: -.04em;
    font-weight: 950;
    margin: 0 0 18px;
}

.kg-blog-toc-list {
    display: grid;
    gap: 8px;
}

.kg-blog-toc-list a,
.kg-blog-mobile-toc a {
    color: #475569;
    text-decoration: none;
    font-size: .94rem;
    line-height: 1.35;
    font-weight: 800;
    border-radius: 14px;
    padding: 10px 12px;
    background: transparent;
    border: 1px solid transparent;
    transition: background .18s ease, color .18s ease, border-color .18s ease;
}

.kg-blog-toc-list a:hover,
.kg-blog-mobile-toc a:hover {
    color: #2f6df6;
    background: #f8fbff;
    border-color: rgba(47, 109, 246, .12);
}

.kg-blog-toc-list a.is-subtopic,
.kg-blog-mobile-toc a.is-subtopic {
    margin-left: 12px;
    font-size: .88rem;
    color: #64748b;
}

.kg-blog-post-content h2[id],
.kg-blog-post-content h3[id] {
    scroll-margin-top: 110px;
}

.kg-blog-post-content h2[id]::before,
.kg-blog-post-content h3[id]::before {
    content: '';
    display: block;
    height: 1px;
    margin-top: -1px;
}

/* Mobile TOC hidden on desktop */
.kg-blog-mobile-toc {
    display: none;
    margin: 28px 0 8px;
    padding: 18px;
    background: #f8fbff;
    border: 1px solid rgba(15, 23, 42, .08);
    border-radius: 22px;
}

.kg-blog-mobile-toc strong {
    display: block;
    color: #0f172a;
    font-size: 1rem;
    font-weight: 950;
    margin-bottom: 12px;
}

.kg-blog-mobile-toc div {
    display: grid;
    gap: 6px;
}

/* Keep related card inside the sidebar stack */
.kg-blog-article-sidebar .kg-blog-related {
    position: static !important;
}

@media (max-width: 991.98px) {
    .kg-blog-post-page-with-toc {
        grid-template-columns: 1fr !important;
    }

    .kg-blog-article-sidebar {
        position: static;
    }

    .kg-blog-toc-card {
        display: none;
    }

    .kg-blog-mobile-toc {
        display: block;
    }
}