/* Blog post content and layout (shared by blog.html and generated blog/*.html) */
:root {
    --blog-slate-900: #0f172a;
    --blog-slate-800: #1e293b;
    --blog-slate-700: #334155;
    --blog-slate-600: #475569;
    --blog-slate-500: #64748b;
    --blog-slate-100: #f1f5f9;
    --blog-slate-50: #f8fafc;
    --blog-slate-200: #e2e8f0;
    --blog-indigo-600: #4f46e5;
    --blog-indigo-700: #4338ca;
    --blog-scrollbar-thumb: #cbd5e1;
    --blog-scrollbar-thumb-hover: #94a3b8;
    --blog-scrollbar-track: #f1f5f9;
}

.blog-post-content {
    line-height: 1.75;
}

.blog-post-content p {
    margin-bottom: 1.25em;
}

.blog-post-content h1 {
    font-size: 2em;
    font-weight: 800;
    margin-top: 1.5em;
    margin-bottom: 0.75em;
    color: var(--blog-slate-900);
    line-height: 1.2;
}

.blog-post-content h2 {
    font-size: 1.5em;
    font-weight: 700;
    margin-top: 1.5em;
    margin-bottom: 0.75em;
    color: var(--blog-slate-900);
}

.blog-post-content h3 {
    font-size: 1.25em;
    font-weight: 600;
    margin-top: 1.25em;
    margin-bottom: 0.5em;
    color: var(--blog-slate-800);
}

.blog-post-content h4 {
    font-size: 1.125em;
    font-weight: 600;
    margin-top: 1em;
    margin-bottom: 0.5em;
    color: var(--blog-slate-700);
}

.blog-post-content h5,
.blog-post-content h6 {
    font-size: 1em;
    font-weight: 600;
    margin-top: 0.75em;
    margin-bottom: 0.5em;
    color: var(--blog-slate-600);
}

.blog-post-content ul,
.blog-post-content ol {
    margin-bottom: 1.25em;
    padding-left: 2em;
    margin-top: 1em;
}

.blog-post-content ul {
    list-style-type: disc;
    list-style-position: outside;
}

.blog-post-content ol {
    list-style-type: decimal;
    list-style-position: outside;
}

.blog-post-content li {
    margin-bottom: 0.5em;
    padding-left: 0.25em;
}

.blog-post-content ul ul,
.blog-post-content ol ul {
    list-style-type: circle;
    margin-top: 0.2em;
}

.blog-post-content ul ol,
.blog-post-content ol ol {
    list-style-type: lower-alpha;
    margin-top: 0.2em;
}

.blog-post-content a {
    color: var(--blog-indigo-600);
    text-decoration: underline;
}

.blog-post-content a:hover {
    color: var(--blog-indigo-700);
}

/* Inline images (body figures, diagrams) */
.blog-post-content img {
    max-width: 100%;
    height: auto;
    border-radius: 0.5rem;
    margin: 1.5em 0;
    margin-bottom: 0.375em;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

/* Author headshot: compact circular thumbnail (byline, not hero art) */
.blog-post-content img.blog-post-author-avatar,
.blog-post-content img[src*="profile_picture"],
.blog-post-content img[alt="Author"],
.blog-post-content img[src*="gravatar.com/avatar"],
.blog-post-content > h2:first-of-type + p > img:only-child {
    max-width: 2.5rem;
    width: 2.5rem;
    height: 2.5rem;
    min-width: 2.5rem;
    object-fit: cover;
    border-radius: 9999px;
    margin: 0;
    margin-right: 0.75rem;
    margin-bottom: 0;
    display: inline-block;
    vertical-align: middle;
    border: 1px solid var(--blog-slate-200);
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06);
    flex-shrink: 0;
}

.blog-post-content p:has(img.blog-post-author-avatar),
.blog-post-content p:has(img[src*="profile_picture"]),
.blog-post-content p:has(img[alt="Author"]),
.blog-post-content > h2:first-of-type + p:has(> img:only-child) {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem 0.75rem;
    margin-top: 0;
    margin-bottom: 1.25em;
}

.blog-post-content p:has(img.blog-post-author-avatar) + p,
.blog-post-content p:has(img[src*="profile_picture"]) + p,
.blog-post-content > h2:first-of-type + p:has(> img:only-child) + p {
    font-size: inherit;
    font-style: normal;
    text-align: inherit;
    color: inherit;
    margin-top: 0;
}

.blog-post-content blockquote {
    border-left: 4px solid var(--blog-slate-200);
    padding-left: 1em;
    margin: 1.5em 0;
    font-style: italic;
    color: var(--blog-slate-500);
}

.blog-post-content blockquote p {
    margin-bottom: 0.25em;
}

.blog-post-content blockquote small,
.blog-post-content blockquote div:last-child {
    margin-top: 0.25em;
    display: block;
}

.blog-post-content img + p,
.blog-post-content img + small,
.blog-post-content img + div {
    margin-top: 0.375em;
    font-size: 1.2em;
    color: var(--blog-slate-500);
    font-style: italic;
    text-align: center;
}

.blog-post-content code {
    background-color: var(--blog-slate-100);
    padding: 0.125em 0.375em;
    border-radius: 0.25rem;
    font-size: 0.875em;
    font-family: 'Courier New', monospace;
}

.blog-post-content pre {
    background-color: var(--blog-slate-50);
    padding: 1em;
    border-radius: 0.5rem;
    overflow-x: auto;
    margin: 1.5em 0;
}

.blog-post-content pre code {
    background-color: transparent;
    padding: 0;
}

.blog-post-content strong,
.blog-post-content b {
    font-weight: 700;
    color: var(--blog-slate-900);
}

.blog-post-content em,
.blog-post-content i {
    font-style: italic;
}

.blog-post-content hr {
    border: 0;
    border-top: 1px solid var(--blog-slate-200);
    margin: 2em 0;
}

/* Beehiiv “divider” blocks (converted from empty dashed border-top divs in generate-blog-pages.js) */
.blog-post-content hr.blog-post-divider-beehiiv {
    border: none;
    border-top: 5px dashed var(--blog-slate-200);
    margin: 1.75em auto;
    width: 97%;
    max-width: 100%;
    height: 0;
    background: transparent;
    box-sizing: border-box;
}

.blog-post-content sup,
.blog-post-content sub {
    font-size: 0.75em;
    line-height: 0;
    position: relative;
    vertical-align: baseline;
}

.blog-post-content sup {
    top: -0.5em;
}

.blog-post-content sub {
    bottom: -0.25em;
}

.blog-post-content mark {
    background-color: #fef08a;
    color: var(--blog-slate-900);
    padding: 0.125em 0.25em;
}

.blog-post-content del,
.blog-post-content strike {
    text-decoration: line-through;
    color: var(--blog-slate-500);
}

.blog-post-content abbr {
    text-decoration: underline dotted;
    cursor: help;
}

.blog-post-content kbd {
    background-color: var(--blog-slate-100);
    border: 1px solid var(--blog-slate-200);
    border-radius: 0.25rem;
    padding: 0.125em 0.375em;
    font-family: 'Courier New', monospace;
    font-size: 0.875em;
}

/* Mobile: scrollIntoView lands below fixed header (matches Tailwind lg breakpoint) */
#blog-mobile-selected-post {
    scroll-margin-top: 5.5rem;
}

/* In-column loading overlay (blog SPA navigation) */
.blog-article-loading {
    position: absolute;
    inset: 0;
    z-index: 10;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    pointer-events: none;
    cursor: progress;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.15s ease-out, visibility 0.15s ease-out;
}

.blog-article-loading[data-visible='true'] {
    pointer-events: auto;
    opacity: 1;
    visibility: visible;
}

.blog-article-loading__spinner {
    width: 2.5rem;
    height: 2.5rem;
    box-sizing: border-box;
    border: 3px solid var(--blog-slate-200);
    border-top-color: var(--blog-indigo-600);
    border-radius: 50%;
    animation: blog-article-spin 0.65s linear infinite;
}

.blog-article-loading__text {
    font-size: 1rem;
    color: var(--blog-slate-600);
    margin: 0;
    text-align: center;
}

@keyframes blog-article-spin {
    to {
        transform: rotate(360deg);
    }
}

@media (prefers-reduced-motion: reduce) {
    .blog-article-loading__spinner {
        animation: none;
        border-top-color: var(--blog-indigo-600);
        opacity: 0.85;
    }

    .blog-article-loading {
        transition: none;
    }
}

#blog-sidebar-posts {
    max-height: calc(100vh - 200px);
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: transparent transparent;
}

#blog-sidebar-posts::-webkit-scrollbar {
    width: 6px;
}

#blog-sidebar-posts::-webkit-scrollbar-track {
    background: transparent;
    border-radius: 3px;
}

#blog-sidebar-posts::-webkit-scrollbar-thumb {
    background: transparent;
    border-radius: 3px;
}

aside:hover #blog-sidebar-posts,
#blog-sidebar-posts:hover {
    scrollbar-color: var(--blog-scrollbar-thumb) var(--blog-scrollbar-track);
}

aside:hover #blog-sidebar-posts::-webkit-scrollbar-track,
#blog-sidebar-posts:hover::-webkit-scrollbar-track {
    background: var(--blog-scrollbar-track);
}

aside:hover #blog-sidebar-posts::-webkit-scrollbar-thumb,
#blog-sidebar-posts:hover::-webkit-scrollbar-thumb {
    background: var(--blog-scrollbar-thumb);
}

aside:hover #blog-sidebar-posts::-webkit-scrollbar-thumb:hover,
#blog-sidebar-posts:hover::-webkit-scrollbar-thumb:hover {
    background: var(--blog-scrollbar-thumb-hover);
}

/* Wide markdown tables (whitepapers, long-form) */
.blog-post-content .blog-longform-table-wrap {
    width: 100%;
    overflow-x: auto;
    margin: 1.5em 0;
    -webkit-overflow-scrolling: touch;
}

.blog-post-content .blog-longform-table-wrap table {
    width: 100%;
    min-width: 36rem;
    border-collapse: collapse;
    font-size: 1em;
}

.blog-post-content .blog-longform-table-wrap th,
.blog-post-content .blog-longform-table-wrap td {
    border: 1px solid var(--blog-slate-200);
    padding: 0.5em 0.75em;
    text-align: left;
    vertical-align: top;
}

.blog-post-content .blog-longform-table-wrap th {
    background-color: var(--blog-slate-50);
    font-weight: 600;
    color: var(--blog-slate-900);
}

.blog-post-content .blog-longform-table-wrap tr:nth-child(even) td {
    background-color: rgba(248, 250, 252, 0.6);
}