/* Blog layout — content preserves original width, TOC uses remaining space */
.blog-layout-wrapper {
    display: flex;
    justify-content: center;
    padding: 0 15px;
    gap: 24px;
}

.blog-main {
    flex: 0 1 950px;
    min-width: 0;
}

.blog-toc-sidebar {
    flex: 0 0 auto;
    width: clamp(160px, 18vw, 360px);
    display: none;
}

@media (min-width: 992px) {
    .blog-toc-sidebar {
        display: block;
    }
}

/* Blog Table of Contents */
.blog-toc-nav {
    position: sticky;
    top: 6rem;
    max-height: calc(100vh - 8rem);
    overflow-y: auto;
    padding-left: 0.75rem;
    border-left: 2px solid #f0f0f0;
}

.blog-toc-title {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #aaa;
    margin-bottom: 0.75rem;
}

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

.blog-toc-list li {
    margin-bottom: 0.25rem;
}

.blog-toc-list a {
    display: block;
    overflow-wrap: anywhere;
    font-size: 0.8rem;
    line-height: 1.4;
    color: #999;
    text-decoration: none;
    padding: 0.15rem 0;
    transition: color 0.2s ease;
}

.blog-toc-list a:hover {
    color: #2d3436;
    text-decoration: none;
}

.blog-toc-list a.toc-active {
    color: #212529;
    font-weight: 600;
}

.blog-toc-list .toc-h3 {
    padding-left: 0.75rem;
}

.blog-toc-list .toc-h4 {
    padding-left: 1.5rem;
}

/* Hide TOC scrollbar */
.blog-toc-nav::-webkit-scrollbar {
    width: 0;
}

.blog-toc-nav {
    scrollbar-width: none;
}