/* ============================================================
   BLOG & ARTICLE PAGE  —  Tesla-inspired light design
   ============================================================ */

/* ── Blog Listing Layout ───────────────────────────────────── */
.blog-layout {
  padding: 56px 24px 96px;
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 64px;
  align-items: start;
}

/* ── Category Filter Bar ───────────────────────────────────── */
.blog-filters {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 40px;
  padding: 0 24px;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  margin-top: -16px;
}

.filter-btn {
  padding: 7px 18px;
  border: 1.5px solid var(--gray-200);
  border-radius: 100px;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  background: transparent;
  color: var(--gray-600);
  transition: all var(--ease-fast);
  font-family: var(--font-primary);
}
.filter-btn:hover,
.filter-btn.active {
  background: var(--black);
  border-color: var(--black);
  color: var(--white);
}

/* ── Blog Post List ────────────────────────────────────────── */
.blog-post-list { display: flex; flex-direction: column; gap: 36px; }

.blog-post-item {
  display: grid;
  grid-template-columns: 256px 1fr;
  gap: 24px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--gray-200);
  transition: opacity var(--ease-fast);
}
.blog-post-item:last-child { border-bottom: none; }
.blog-post-item:hover      { opacity: 0.82; }

.blog-post-thumb {
  aspect-ratio: 16/10;
  border-radius: 14px;
  overflow: hidden;
  background: var(--gray-150);
}
.blog-post-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--ease-slow);
}
.blog-post-item:hover .blog-post-thumb img { transform: scale(1.04); }

.blog-post-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.blog-post-category {
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray-400);
}
.blog-post-date,
.blog-post-read-time {
  font-size: 0.72rem;
  color: var(--gray-400);
}

.blog-post-item h2 {
  font-size: 1.2rem;
  line-height: 1.3;
  margin-bottom: 8px;
  color: var(--black);
  transition: color var(--ease-fast);
}
.blog-post-item:hover h2    { color: var(--link); }

.blog-post-item p {
  font-size: 0.875rem;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-post-tags { display: flex; gap: 6px; flex-wrap: wrap; }

.tag {
  padding: 2px 9px;
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
  border-radius: 100px;
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--gray-600);
  transition: all var(--ease-fast);
}
.tag:hover { background: var(--black); border-color: var(--black); color: var(--white); }

/* ── Sidebar ───────────────────────────────────────────────── */
.blog-sidebar {
  position: sticky;
  top: 72px;
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.sidebar-widget h4 {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--black);
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 1.5px solid var(--black);
}
.sidebar-widget ul { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.sidebar-widget ul li { display: flex; justify-content: space-between; align-items: center; }
.sidebar-widget ul a {
  font-size: 0.855rem;
  color: var(--gray-600);
  transition: color var(--ease-fast);
}
.sidebar-widget ul a:hover { color: var(--black); }

.sidebar-count {
  font-size: 0.68rem;
  background: var(--gray-100);
  padding: 2px 7px;
  border-radius: 100px;
  color: var(--gray-400);
}

.sidebar-recent-post { display: flex; gap: 10px; margin-bottom: 14px; }
.sidebar-recent-thumb {
  width: 60px; height: 44px;
  border-radius: 10px;
  overflow: hidden;
  background: var(--gray-150);
  flex-shrink: 0;
}
.sidebar-recent-thumb img { width: 100%; height: 100%; object-fit: cover; }
.sidebar-recent-info h5 {
  font-size: 0.8rem;
  font-weight: 600;
  line-height: 1.35;
  margin-bottom: 3px;
  color: var(--black);
  transition: color var(--ease-fast);
}
.sidebar-recent-post:hover h5 { color: var(--link); }
.sidebar-recent-info span     { font-size: 0.68rem; color: var(--gray-400); }

/* ── Pagination ────────────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 60px;
}
.pagination button,
.pagination span {
  width: 38px; height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  border: 1.5px solid var(--gray-200);
  background: transparent;
  color: var(--gray-600);
  transition: all var(--ease-fast);
  font-family: var(--font-primary);
}
.pagination button:hover,
.pagination button.active {
  background: var(--black);
  border-color: var(--black);
  color: var(--white);
}

/* ============================================================
   ARTICLE / SINGLE POST  —  clean reading layout
   ============================================================ */
.article-layout {
  max-width: 760px;
  margin: 0 auto;
  padding: 56px 24px 96px;
}

.article-header          { margin-bottom: 44px; }
.article-header .article-meta { margin-bottom: 18px; }

.article-header h1 {
  font-size: clamp(1.7rem, 3.8vw, 2.8rem);
  line-height: 1.15;
  margin-bottom: 18px;
  letter-spacing: -0.035em;
  color: var(--black);
}
.article-header .article-lead {
  font-size: 1.15rem;
  color: var(--gray-600);
  line-height: 1.75;
  font-weight: 400;
}

/* Cover image — edge-to-edge */
.article-cover {
  margin: 0 -24px 44px;
  aspect-ratio: 16/7;
  overflow: hidden;
  background: var(--gray-150);
  border-radius: 0;
}
@media (min-width: 808px) {
  .article-cover { margin: 0 -72px 44px; }
}
.article-cover img { width: 100%; height: 100%; object-fit: cover; }

/* ── Article Body Typography ───────────────────────────────── */
.article-body {
  font-size: 1.05rem;
  line-height: 1.82;
  color: var(--gray-700);
}

.article-body h2 {
  font-size: 1.65rem;
  margin: 52px 0 18px;
  color: var(--black);
  letter-spacing: -0.025em;
}
.article-body h3 {
  font-size: 1.25rem;
  margin: 36px 0 14px;
  color: var(--black);
  letter-spacing: -0.015em;
}
.article-body p        { margin-bottom: 22px; color: var(--gray-700); }
.article-body ul,
.article-body ol       { padding-left: 26px; margin-bottom: 22px; }
.article-body li       { margin-bottom: 7px; color: var(--gray-700); }

/* Blockquote — Tesla minimal bar */
.article-body blockquote {
  border-left: 3px solid var(--black);
  padding: 16px 24px;
  margin: 36px 0;
  background: var(--gray-50);
  border-radius: 0 3px 3px 0;
}
.article-body blockquote p {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--black);
  margin: 0;
  font-weight: 500;
  line-height: 1.65;
}

/* Code */
.article-body code {
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
  padding: 2px 6px;
  border-radius: 10px;
  font-size: 0.88em;
  font-family: "Fira Code", "Cascadia Code", "JetBrains Mono", monospace;
  color: #c7254e;
}
.article-body pre {
  background: #1B1E23;
  border-radius: 14px;
  padding: 24px;
  margin: 28px 0;
  overflow-x: auto;
  border: 1px solid rgba(255,255,255,0.06);
}
.article-body pre code {
  background: none;
  border: none;
  color: #d4d4d4;
  padding: 0;
  font-size: 0.86rem;
  line-height: 1.7;
}

.article-body img {
  width: 100%;
  border-radius: 14px;
  margin: 28px 0;
  border: 1px solid var(--gray-200);
}

/* Callout box */
.article-body .callout {
  background: #F0F4FF;
  border: 1px solid #D0DCF8;
  border-radius: 14px;
  padding: 18px 22px;
  margin: 28px 0;
  display: flex;
  gap: 14px;
}
.article-body .callout-icon { font-size: 1.3rem; flex-shrink: 0; }
.article-body .callout p    { margin: 0; font-size: 0.95rem; }

/* ── Article Footer — author + share ──────────────────────── */
.article-footer {
  margin-top: 60px;
  padding-top: 36px;
  border-top: 1px solid var(--gray-200);
}

.article-author {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 36px;
  padding: 22px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 14px;
}

.author-avatar {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--gray-200);
  overflow: hidden;
  flex-shrink: 0;
}
.author-avatar img { width: 100%; height: 100%; object-fit: cover; }

.author-info h4  { font-size: 0.95rem; margin-bottom: 3px; color: var(--black); }
.author-bio      { font-size: 0.85rem; color: var(--gray-600); line-height: 1.6; margin: 0; }

/* Share buttons */
.article-share {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 44px;
}
.share-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray-400);
}
.share-btn {
  padding: 7px 14px;
  border: 1.5px solid var(--gray-200);
  border-radius: 100px;
  font-size: 0.74rem;
  font-weight: 600;
  cursor: pointer;
  background: transparent;
  color: var(--black);
  font-family: var(--font-primary);
  transition: all var(--ease-fast);
}
.share-btn:hover { background: var(--black); border-color: var(--black); color: var(--white); }

/* ── Related Posts ─────────────────────────────────────────── */
.related-posts {
  padding: 72px 24px;
  background: var(--gray-100);
  border-top: 1px solid var(--gray-200);
}
.related-posts h3 {
  max-width: var(--max-width);
  margin: 0 auto 36px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray-400);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: var(--max-width);
  margin: 0 auto;
}

/* ============================================================
   SEO PREVIEW (admin usage)
   ============================================================ */
.seo-preview {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 14px;
  padding: 18px 22px;
  margin-top: 18px;
  font-family: Arial, sans-serif;
}
.seo-preview .seo-url   { font-size: 0.8rem; color: #006621; margin-bottom: 3px; }
.seo-preview .seo-title {
  font-size: 1.05rem; color: #1a0dab;
  margin-bottom: 3px; line-height: 1.3; cursor: pointer;
}
.seo-preview .seo-title:hover { text-decoration: underline; }
.seo-preview .seo-desc  { font-size: 0.82rem; color: #545454; line-height: 1.6; margin: 0; }

/* ============================================================
   RESPONSIVE  —  Blog
   ============================================================ */
@media (max-width: 1024px) {
  .blog-layout  { grid-template-columns: 1fr; }
  .blog-sidebar { position: static; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .blog-post-item  { grid-template-columns: 1fr; }
  .blog-post-thumb { aspect-ratio: 16/9; }
  .related-grid    { grid-template-columns: 1fr; }
  .article-layout  { padding: 36px 20px 72px; }
  .article-cover   { margin: 0 -20px 32px; }
  .article-author  { flex-direction: column; align-items: center; text-align: center; }
}