/* ═══════════════════════════════════════════════════════
   Keepra — Blog Layout CSS
   Used by: blog.html and all blog/NN-*.html posts
   ══════════════════════════════════════════════════════ */

/* ─── Listing page ────────────────────────────────────── */
.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:24px}
.blog-card{
  background:var(--surf);border:1px solid var(--bdr);border-radius:var(--rl);
  overflow:hidden;transition:all .25s var(--ease);display:flex;flex-direction:column;
}
.blog-card:hover{transform:translateY(-4px);border-color:var(--bdr2);box-shadow:var(--card-sh)}
.blog-card-thumb{height:180px;position:relative;overflow:hidden;flex-shrink:0}
.blog-card-thumb svg{width:100%;height:100%}
.blog-card-body{padding:20px 20px 18px;display:flex;flex-direction:column;flex:1}
.blog-tags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:10px}
.blog-tag{font-size:.6rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;padding:3px 8px;border-radius:5px}
.blog-card-body h2{font-size:.97rem;font-weight:800;letter-spacing:-.02em;line-height:1.35;margin-bottom:8px;color:var(--txt)}
.blog-card-body h2 a{color:inherit;transition:color .2s}
.blog-card-body h2 a:hover{color:var(--p2)}
.blog-card-body p{font-size:.78rem;color:var(--txt2);line-height:1.65;flex:1;margin-bottom:14px}
.blog-meta{display:flex;align-items:center;gap:12px;font-size:.7rem;color:var(--txt3)}
.blog-meta i{font-size:.75rem}

/* ─── Post layout ─────────────────────────────────────── */
.post-wrap{display:grid;grid-template-columns:1fr 240px;gap:48px;align-items:start;padding:72px 0 96px}
.post-article{min-width:0}
.post-sidebar{position:sticky;top:84px}

/* Post header */
.post-header{margin-bottom:36px}
.post-header .blog-tags{margin-bottom:14px}
.post-header h1{font-size:clamp(1.8rem,4vw,2.8rem);font-weight:900;letter-spacing:-.04em;line-height:1.1;margin-bottom:16px;color:var(--txt)}
.post-header .post-deck{font-size:1.05rem;color:var(--txt2);line-height:1.75;margin-bottom:20px}
.post-byline{display:flex;align-items:center;gap:12px;padding:14px 0;border-top:1px solid var(--bdr);border-bottom:1px solid var(--bdr)}
.byline-avatar{width:36px;height:36px;border-radius:50%;background:var(--pg);display:flex;align-items:center;justify-content:center;color:#fff;font-size:.85rem;flex-shrink:0}
.byline-info{flex:1}
.byline-info strong{display:block;font-size:.8rem;font-weight:700;color:var(--txt)}
.byline-info span{font-size:.72rem;color:var(--txt3)}
.byline-right{font-size:.7rem;color:var(--txt3);text-align:right}

/* Infographic */
.post-infographic{
  width:100%;border-radius:var(--rl);overflow:hidden;
  border:1px solid var(--bdr);margin:28px 0 32px;
  background:var(--surf2);
}
.post-infographic svg{display:block;width:100%;height:auto}

/* Article body */
.post-body{font-size:.93rem;line-height:1.85;color:var(--txt2)}
.post-body h2{font-size:1.25rem;font-weight:800;letter-spacing:-.025em;color:var(--txt);margin:36px 0 12px;padding-top:8px}
.post-body h3{font-size:1rem;font-weight:700;color:var(--txt);margin:24px 0 8px}
.post-body p{margin-bottom:16px}
.post-body strong{color:var(--txt);font-weight:700}
.post-body a{color:var(--p2);text-decoration:underline;text-decoration-color:transparent;transition:text-decoration-color .2s}
.post-body a:hover{text-decoration-color:var(--p2)}
.post-body ul,.post-body ol{padding-left:22px;margin-bottom:16px}
.post-body li{margin-bottom:7px;line-height:1.7}
.post-body blockquote{
  border-left:3px solid var(--p);margin:20px 0;padding:14px 20px;
  background:rgba(139,92,246,.06);border-radius:0 var(--r) var(--r) 0;
  font-size:.93rem;color:var(--txt);font-style:italic;
}
.post-body code{font-family:var(--mono);font-size:.82rem;color:var(--p2);background:rgba(139,92,246,.1);padding:2px 6px;border-radius:4px}
.post-body pre{background:#07070a;border:1px solid rgba(255,255,255,.08);border-radius:var(--r);padding:18px 20px;overflow-x:auto;margin-bottom:16px}
.post-body pre code{color:#cdd6f4;background:none;padding:0;font-size:.8rem;line-height:1.8}
[data-theme="light"] .post-body pre{background:#13131a}

/* Callout box */
.callout{
  background:rgba(139,92,246,.07);border:1px solid rgba(139,92,246,.2);
  border-radius:var(--r);padding:16px 18px;margin:20px 0;
  font-size:.86rem;color:var(--txt2);line-height:1.7;
}
.callout strong{color:var(--p2)}
.callout.warn{background:rgba(245,158,11,.07);border-color:rgba(245,158,11,.25)}
.callout.warn strong{color:#fbbf24}
.callout.success{background:rgba(34,197,94,.07);border-color:rgba(34,197,94,.2)}
.callout.success strong{color:#4ade80}

/* Comparison table */
.comp-table{width:100%;border-collapse:collapse;font-size:.82rem;margin:20px 0}
.comp-table th{text-align:left;padding:10px 12px;background:var(--surf2);border:1px solid var(--bdr);font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--txt3)}
.comp-table td{padding:10px 12px;border:1px solid var(--bdr);color:var(--txt2);vertical-align:middle}
.comp-table tr:hover td{background:rgba(139,92,246,.04)}
.comp-table .highlight{background:rgba(139,92,246,.08)!important;color:var(--txt)!important;font-weight:600}
.check{color:#4ade80}.cross{color:#fb7185}.part{color:#fbbf24}

/* TOC */
.post-toc{background:var(--surf2);border:1px solid var(--bdr);border-radius:var(--rl);padding:18px}
.post-toc h4{font-size:.68rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--txt3);margin-bottom:12px}
.post-toc ol{list-style:none;padding:0;counter-reset:toc;display:flex;flex-direction:column;gap:1px}
.post-toc li{counter-increment:toc}
.post-toc a{display:block;font-size:.76rem;color:var(--txt2);padding:5px 8px;border-radius:6px;transition:all .15s}
.post-toc a::before{content:counter(toc)'. ';color:var(--txt3);font-size:.68rem}
.post-toc a:hover{background:rgba(139,92,246,.08);color:var(--p2)}

/* Related posts */
.related-section{margin-top:56px;padding-top:32px;border-top:1px solid var(--bdr)}
.related-section h3{font-size:.8rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--txt3);margin-bottom:18px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.related-card{
  background:var(--surf2);border:1px solid var(--bdr);border-radius:var(--r);
  overflow:hidden;transition:all .2s;
}
.related-card:hover{border-color:var(--bdr2);transform:translateY(-2px)}
.related-card-thumb{height:80px;overflow:hidden}
.related-card-thumb svg{width:100%;height:100%}
.related-card-body{padding:11px 12px}
.related-card-body .blog-tag{margin-bottom:5px}
.related-card-body a{font-size:.76rem;font-weight:700;color:var(--txt);line-height:1.3;display:block;transition:color .2s}
.related-card-body a:hover{color:var(--p2)}
.related-card-body span{font-size:.65rem;color:var(--txt3);margin-top:4px;display:block}

/* Post CTA */
.post-cta{
  background:linear-gradient(135deg,rgba(124,58,237,.15),rgba(139,92,246,.08));
  border:1px solid rgba(139,92,246,.25);border-radius:var(--rl);
  padding:28px 28px;margin-top:48px;text-align:center;
}
.post-cta h3{font-size:1.15rem;font-weight:800;letter-spacing:-.02em;margin-bottom:8px;color:var(--txt)}
.post-cta p{font-size:.84rem;color:var(--txt2);margin-bottom:20px}
.post-cta .btns{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}

/* Share bar */
.share-bar{display:flex;align-items:center;gap:10px;margin-top:32px;flex-wrap:wrap}
.share-bar span{font-size:.75rem;font-weight:700;color:var(--txt3);text-transform:uppercase;letter-spacing:.06em}
.share-btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:8px;font-size:.76rem;font-weight:600;
  background:var(--surf2);border:1px solid var(--bdr);color:var(--txt2);
  transition:all .2s;cursor:pointer;
}
.share-btn:hover{background:var(--surf3);color:var(--txt);border-color:var(--bdr2)}

/* Author box */
.author-box{
  display:flex;align-items:flex-start;gap:16px;
  background:var(--surf2);border:1px solid var(--bdr);border-radius:var(--rl);
  padding:20px;margin-top:36px;
}
.author-box .av{width:52px;height:52px;border-radius:50%;background:var(--pg);display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.2rem;flex-shrink:0}
.author-box h4{font-size:.9rem;font-weight:800;color:var(--txt);margin-bottom:2px}
.author-box .role{font-size:.72rem;color:var(--p2);font-weight:600;margin-bottom:6px}
.author-box p{font-size:.77rem;color:var(--txt2);line-height:1.65;margin:0}

@media(max-width:900px){.post-wrap{grid-template-columns:1fr}.post-sidebar{position:static;margin-bottom:28px}.related-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.blog-grid{grid-template-columns:1fr}.related-grid{grid-template-columns:1fr}}