/* ==========================================================================
   Single Post — Two-Column Layout with Sticky Sidebar TOC
   ========================================================================== */

/* Breadcrumbs */
.sl-blog-breadcrumbs { padding: 0.75rem 0 0; font-size: 0.8125rem; color: var(--sl-text-muted); }
.sl-blog-breadcrumbs a { color: var(--sl-text-secondary); text-decoration: none; }
.sl-blog-breadcrumbs a:hover { color: var(--sl-secondary); }
.sl-blog-breadcrumbs__sep { margin: 0 0.4rem; opacity: 0.4; }
.sl-blog-breadcrumbs__current { color: var(--sl-text-muted); }


/* ─── Two-Column Layout ─── */
.sl-blog-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 16px 0 60px;
}

@media (min-width: 1024px) {
    .sl-blog-layout {
        grid-template-columns: 1fr 300px;
    }
}

.sl-blog-main { min-width: 0; }


/* ─── Title + Share ─── */
.sl-blog-title-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
}

.sl-blog-title {
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    font-weight: 800;
    line-height: 1.2;
    color: var(--sl-text);
    margin: 0;
    flex: 1;
}

/* Share */
.sl-share-wrapper { position: relative; flex-shrink: 0; }

.sl-share-btn {
    display: flex; align-items: center; justify-content: center;
    width: 40px; height: 40px;
    border: 1px solid rgba(77, 157, 232, 0.15);
    border-radius: 50%; background: var(--sl-bg-white);
    cursor: pointer; color: var(--sl-text-muted);
    transition: all 0.2s;
}
.sl-share-btn:hover { border-color: var(--sl-secondary); color: var(--sl-secondary); }

.sl-share-dropdown {
    display: none; position: absolute; top: calc(100% + 8px); right: 0;
    width: 200px; background: var(--sl-bg-white);
    border-radius: var(--sl-radius-md);
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
    z-index: 100; overflow: hidden;
}
.sl-share-dropdown.active { display: block; }

.sl-share-dropdown__header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 10px 14px; border-bottom: 1px solid var(--sl-tertiary);
    font-weight: 600; font-size: 0.85rem;
}
.sl-share-close { background: none; border: none; font-size: 1.2rem; cursor: pointer; color: var(--sl-text-muted); }

.sl-share-link {
    display: block; padding: 10px 14px;
    text-decoration: none; color: var(--sl-text-secondary);
    font-size: 0.85rem; transition: background 0.2s;
    border: none; background: none; width: 100%;
    cursor: pointer; text-align: left; font-family: inherit;
}
.sl-share-link:hover { background: var(--sl-tertiary); }


/* ─── Featured Image ─── */
.sl-blog-featured-image { margin-bottom: 20px; }
.sl-blog-featured-image img {
    width: 100%; height: auto;
    border-radius: var(--sl-radius-md);
}


/* ─── Meta ─── */
.sl-blog-meta {
    display: flex; align-items: center; flex-wrap: wrap;
    gap: 6px; font-size: 0.85rem; color: var(--sl-text-muted);
    margin-bottom: 16px;
}

.sl-blog-meta__author {
    display: flex; align-items: center; gap: 8px;
    text-decoration: none; color: var(--sl-text); font-weight: 500;
}
.sl-blog-meta__author:hover { color: var(--sl-secondary); }

.sl-blog-meta__avatar {
    width: 32px; height: 32px; border-radius: 50%; object-fit: cover;
    border: 2px solid var(--sl-tertiary);
}

.sl-blog-meta__dot { opacity: 0.3; }
.sl-blog-meta__updated { color: var(--sl-secondary); font-weight: 500; }


/* ─── Tags ─── */
.sl-blog-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }

.sl-blog-tag {
    display: inline-block; padding: 4px 12px;
    font-size: 0.75rem; font-weight: 600;
    color: var(--sl-secondary); background: rgba(77, 157, 232, 0.08);
    border-radius: var(--sl-radius-full); text-decoration: none;
    text-transform: uppercase; letter-spacing: 0.03em;
}
.sl-blog-tag:hover { background: rgba(77, 157, 232, 0.15); color: var(--sl-secondary); }


/* ─── Mobile TOC ─── */
.sl-blog-toc-mobile {
    display: block;
    background: var(--sl-bg-off-white);
    border-radius: var(--sl-radius-md);
    padding: 16px 20px;
    margin-bottom: 25px;
}

@media (min-width: 1024px) {
    .sl-blog-toc-mobile { display: none; }
}


/* ─── Post Content ─── */
.sl-blog-content { line-height: 1.8; color: var(--sl-text); }

.sl-blog-content h2 {
    font-size: 1.5rem; font-weight: 700;
    margin: 35px 0 15px; padding-bottom: 8px;
    border-bottom: 2px solid var(--sl-secondary);
}

.sl-blog-content h3 { font-size: 1.25rem; font-weight: 700; margin: 25px 0 10px; }
.sl-blog-content h4 { font-size: 1.1rem; font-weight: 600; margin: 20px 0 8px; }

.sl-blog-content p { line-height: 1.8; margin-bottom: 15px; color: var(--sl-text); }

.sl-blog-content ul, .sl-blog-content ol {
    margin: 15px 0; padding-left: 30px; line-height: 1.8;
}
.sl-blog-content ul { list-style: disc; }
.sl-blog-content ol { list-style: decimal; }
.sl-blog-content li { margin-bottom: 6px; }

.sl-blog-content blockquote {
    border-left: 4px solid var(--sl-secondary);
    padding: 15px 20px; margin: 20px 0;
    background: var(--sl-bg-off-white);
    border-radius: 0 var(--sl-radius-sm) var(--sl-radius-sm) 0;
    font-style: italic; color: var(--sl-text-secondary);
}

.sl-blog-content table {
    width: 100%; border-collapse: collapse; margin: 20px 0;
    font-size: 0.85rem; border: 1px solid rgba(77, 157, 232, 0.1);
    border-radius: var(--sl-radius-sm); overflow: hidden;
}
.sl-blog-content table th {
    background: var(--sl-bg-off-white); color: var(--sl-text);
    padding: 12px 16px; text-align: left; font-weight: 700;
    border-bottom: 2px solid rgba(77, 157, 232, 0.12);
    font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.03em;
}
.sl-blog-content table td {
    padding: 11px 16px; border-bottom: 1px solid rgba(77, 157, 232, 0.06);
    color: var(--sl-text-secondary); vertical-align: top;
}
.sl-blog-content table tr:last-child td { border-bottom: none; }
.sl-blog-content table tr:hover td { background: rgba(77, 157, 232, 0.02); }

/* Table responsive wrapper on mobile */
@media (max-width: 767px) {
    .sl-blog-content table { display: block; overflow-x: auto; white-space: nowrap; }
}

.sl-blog-content img { max-width: 100%; height: auto; border-radius: var(--sl-radius-sm); margin: 15px 0; }

.sl-blog-content a { color: var(--sl-secondary); text-decoration: underline; text-underline-offset: 2px; }
.sl-blog-content a:hover { color: var(--sl-secondary-dark); }

.sl-blog-content code {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 0.85em; background: var(--sl-bg-off-white);
    border: 1px solid rgba(77, 157, 232, 0.08);
    padding: 2px 6px; border-radius: 4px;
}

.sl-blog-content pre {
    background: var(--sl-bg-off-white); border: 1px solid rgba(77, 157, 232, 0.08);
    border-radius: var(--sl-radius-sm); padding: var(--sl-space-lg);
    overflow-x: auto; margin: 20px 0;
}
.sl-blog-content pre code { background: none; border: none; padding: 0; }

/* Superscript citations [1] */
.sl-blog-content sup a {
    color: var(--sl-secondary); font-weight: 600;
    text-decoration: none; font-size: 0.8em;
}


/* ─── FAQ Section (left-aligned with content) ─── */
.sl-blog-faq {
    margin-top: 40px; padding-top: 30px;
    border-top: 1px solid rgba(77, 157, 232, 0.08);
}

.sl-blog-faq h2 {
    font-size: 1.5rem; font-weight: 700;
    margin: 0 0 20px; padding-bottom: 8px;
    border-bottom: 2px solid var(--sl-secondary);
}

.sl-blog-faq__list { display: flex; flex-direction: column; gap: 10px; }

.sl-blog-faq__item {
    border: 1px solid rgba(77, 157, 232, 0.1);
    border-radius: var(--sl-radius-sm); overflow: hidden;
    background: var(--sl-bg-white); transition: border-color 0.3s;
}
.sl-blog-faq__item[open] { border-color: rgba(77, 157, 232, 0.25); }

.sl-blog-faq__q {
    padding: 14px 18px; font-weight: 600; font-size: 0.95rem;
    cursor: pointer; list-style: none;
    display: flex; align-items: center; justify-content: space-between;
    color: var(--sl-text); user-select: none;
}
.sl-blog-faq__q::-webkit-details-marker { display: none; }
.sl-blog-faq__q::after {
    content: '+'; font-size: 1.3rem; font-weight: 300;
    color: var(--sl-secondary); transition: transform 0.3s;
    flex-shrink: 0; margin-left: 12px;
}
.sl-blog-faq__item[open] .sl-blog-faq__q::after { transform: rotate(45deg); }

.sl-blog-faq__a { padding: 0 18px 14px; }
.sl-blog-faq__a p { color: var(--sl-text-secondary); line-height: 1.7; font-size: 0.9rem; }


/* ─── Author Bio ─── */
.sl-blog-author-bio {
    margin-top: 40px; padding-top: 30px;
    border-top: 1px solid rgba(77, 157, 232, 0.08);
}

.sl-blog-author-bio {
    display: flex; gap: 20px; align-items: flex-start;
    padding: 24px; background: var(--sl-bg-off-white);
    border-radius: var(--sl-radius-md);
    border: 1px solid rgba(77, 157, 232, 0.06);
}

.sl-blog-author-bio__avatar {
    flex-shrink: 0;
}

.sl-blog-author-bio__avatar img {
    width: 72px; height: 72px; border-radius: 50%; object-fit: cover;
    border: 3px solid var(--sl-tertiary); display: block;
}
.sl-blog-author-bio__avatar svg {
    width: 72px; height: 72px; padding: 16px;
    background: var(--sl-tertiary); border-radius: 50%; color: var(--sl-text-muted);
    display: block;
}

.sl-blog-author-bio__label { font-size: 0.75rem; color: var(--sl-text-muted); text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 2px; }
.sl-blog-author-bio__name { font-size: 1.1rem; font-weight: 700; color: var(--sl-text); text-decoration: none; display: block; margin-bottom: 2px; }
.sl-blog-author-bio__name:hover { color: var(--sl-secondary); }
.sl-blog-author-bio__title { font-size: 0.85rem; color: var(--sl-secondary); font-weight: 500; margin-bottom: 8px; }
.sl-blog-author-bio__desc { font-size: 0.85rem; color: var(--sl-text-secondary); line-height: 1.6; margin-bottom: 8px; }
.sl-blog-author-bio__linkedin {
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 0.85rem; color: var(--sl-secondary); text-decoration: none; font-weight: 500;
}
.sl-blog-author-bio__linkedin:hover { text-decoration: underline; }


/* ─── Sidebar ─── */
.sl-blog-sidebar {
    display: none;
}

@media (min-width: 1024px) {
    .sl-blog-sidebar {
        display: block;
        position: sticky;
        top: 100px;
        align-self: start;
    }
}

/* TOC */
.sl-blog-toc-desktop {
    background: var(--sl-bg-off-white);
    border-radius: var(--sl-radius-md);
    padding: 20px;
    margin-bottom: 24px;
}

.sl-toc-heading {
    font-size: 0.95rem; font-weight: 700;
    margin: 0 0 12px; padding-bottom: 8px;
    border-bottom: 2px solid var(--sl-secondary);
}

.sl-toc-list ul { list-style: none; padding: 0; margin: 0; }
.sl-toc-list li { margin-bottom: 8px; }

.sl-toc-list a {
    color: var(--sl-text-secondary); text-decoration: none;
    font-size: 0.85rem; line-height: 1.4; transition: color 0.2s;
}
.sl-toc-list a:hover { color: var(--sl-secondary); }


/* Related Posts in Sidebar */
.sl-related-heading {
    font-size: 0.95rem; font-weight: 700;
    margin: 0 0 16px; padding-bottom: 8px;
    border-bottom: 2px solid var(--sl-secondary);
}

.sl-related-item {
    display: flex; gap: 12px;
    margin-bottom: 16px; text-decoration: none;
    color: inherit; transition: opacity 0.2s;
}
.sl-related-item:hover { opacity: 0.8; }

.sl-related-item__image {
    width: 72px; height: 72px;
    border-radius: 6px; overflow: hidden; flex-shrink: 0;
}
.sl-related-item__image img, .sl-related-img {
    width: 100%; height: 100%; object-fit: cover;
}
.sl-related-placeholder {
    width: 100%; height: 100%; background: var(--sl-tertiary);
}

.sl-related-item__title {
    font-size: 0.85rem; font-weight: 600;
    color: var(--sl-text); line-height: 1.3; margin: 0;
}


/* ─── Mobile ─── */
@media (max-width: 767px) {
    .sl-blog-title { font-size: 1.5rem; }
    .sl-blog-meta { font-size: 0.8rem; }
    .sl-blog-author-bio { flex-direction: column; }
}