/* ==========================================================================
   EditorBox AI — Blog Styles
   Covers: listing page, post page, cards, filters, pagination, article layout
   ========================================================================== */

/* ---------- CSS Variables (blog-specific) ---------- */
:root {
  --blog-max-width: 1200px;
  --article-max-width: 800px;
  --card-radius: 16px;
  --card-bg: rgba(255, 255, 255, 0.03);
  --card-border: rgba(255, 255, 255, 0.06);
  --card-hover-border: rgba(139, 92, 246, 0.3);
  --badge-bg: rgba(99, 102, 241, 0.15);
  --badge-color: #818cf8;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-purple: #6366f1;
  --accent-violet: #8b5cf6;
  --accent-cyan: #22d3ee;
  --surface-glass: rgba(255, 255, 255, 0.04);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   BLOG HERO / FEATURED POST
   ========================================================================== */
.blog-hero {
  position: relative;
  width: 100%;
  max-width: var(--blog-max-width);
  margin: 0 auto 3rem;
  padding: 0 1.5rem;
}

.featured-card {
  position: relative;
  display: flex;
  min-height: 420px;
  border-radius: var(--card-radius);
  overflow: hidden;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  cursor: pointer;
  transition: border-color var(--transition-base), transform var(--transition-base);
}

.featured-card:hover {
  border-color: var(--card-hover-border);
  transform: translateY(-4px);
}

/* Thumbnail half */
.featured-thumbnail {
  position: relative;
  width: 55%;
  min-height: 100%;
  overflow: hidden;
}

.featured-thumbnail .thumb-gradient {
  width: 100%;
  height: 100%;
  transition: transform 0.6s ease;
}

.featured-card:hover .thumb-gradient {
  transform: scale(1.05);
}

/* Overlay content half */
.featured-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 3rem;
  width: 45%;
}

.featured-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.85rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--badge-bg);
  color: var(--badge-color);
  width: fit-content;
  margin-bottom: 1.25rem;
}

.featured-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-violet);
}

.featured-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: 0.75rem;
}

.featured-title {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.featured-excerpt {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.featured-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.featured-meta .meta-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--text-muted);
}

.featured-read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.75rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-violet);
  transition: gap var(--transition-base), color var(--transition-base);
}

.featured-read-more:hover {
  color: var(--accent-cyan);
  gap: 0.85rem;
}

/* ==========================================================================
   FILTERS & SEARCH BAR
   ========================================================================== */
.blog-controls {
  max-width: var(--blog-max-width);
  margin: 0 auto 2.5rem;
  padding: 0 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

/* Category filter buttons */
.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-btn {
  padding: 0.5rem 1.15rem;
  border-radius: 100px;
  border: 1px solid var(--card-border);
  background: transparent;
  color: var(--text-secondary);
  font-family: 'Inter', sans-serif;
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.filter-btn:hover {
  border-color: var(--accent-violet);
  color: var(--text-primary);
}

.filter-btn.active {
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-violet));
  border-color: transparent;
  color: #fff;
  font-weight: 600;
}

/* Search bar */
.search-wrapper {
  position: relative;
  width: 280px;
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-muted);
  pointer-events: none;
}

.search-input {
  width: 100%;
  padding: 0.6rem 1rem 0.6rem 2.5rem;
  border-radius: 100px;
  border: 1px solid var(--card-border);
  background: var(--surface-glass);
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  outline: none;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.search-input::placeholder {
  color: var(--text-muted);
}

.search-input:focus {
  border-color: var(--accent-violet);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
}

/* ==========================================================================
   BLOG CARD GRID
   ========================================================================== */
.blog-grid-wrapper {
  max-width: var(--blog-max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

/* Individual card */
.blog-card {
  border-radius: var(--card-radius);
  overflow: hidden;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: border-color var(--transition-base), transform var(--transition-base),
    box-shadow var(--transition-base);
}

.blog-card:hover {
  border-color: var(--card-hover-border);
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.card-thumbnail {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.card-thumbnail .thumb-gradient {
  width: 100%;
  height: 100%;
  transition: transform 0.5s ease;
}

.blog-card:hover .thumb-gradient {
  transform: scale(1.08);
}

.card-category {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 0.25rem 0.7rem;
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-title {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text-primary);
  margin-bottom: 0.65rem;
  transition: color var(--transition-base);
}

.blog-card:hover .card-title {
  color: var(--accent-violet);
}

.card-excerpt {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--card-border);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.card-author {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-author-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 700;
  color: #fff;
}

.card-date-time {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-date-time .meta-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--text-muted);
}

/* Empty state */
.blog-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
}

.blog-empty svg {
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
  opacity: 0.4;
}

.blog-empty p {
  font-size: 1rem;
}

/* Card enter animation */
.blog-card.card-enter {
  opacity: 0;
  transform: translateY(24px);
}

.blog-card.card-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

/* ==========================================================================
   PAGINATION
   ========================================================================== */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin: 3.5rem auto 0;
  padding: 0 1.5rem;
}

.page-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 0.6rem;
  border-radius: 10px;
  border: 1px solid var(--card-border);
  background: transparent;
  color: var(--text-secondary);
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
}

.page-btn:hover:not(:disabled) {
  border-color: var(--accent-violet);
  color: var(--text-primary);
}

.page-btn.active {
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-violet));
  border-color: transparent;
  color: #fff;
  font-weight: 700;
}

.page-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.page-btn svg {
  width: 16px;
  height: 16px;
}

/* ==========================================================================
   BLOG POST — ARTICLE LAYOUT
   ========================================================================== */
.article-wrapper {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 60px 1fr 240px;
  gap: 2rem;
  align-items: start;
}

/* -- Breadcrumb -- */
.breadcrumb {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-base);
}

.breadcrumb a:hover {
  color: var(--accent-violet);
}

.breadcrumb .separator {
  color: var(--text-muted);
  opacity: 0.5;
}

.breadcrumb .current {
  color: var(--text-secondary);
}

/* -- Social share floating sidebar -- */
.social-share {
  position: sticky;
  top: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding-top: 1rem;
}

.share-label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  margin-bottom: 0.5rem;
}

.share-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--surface-glass);
  border: 1px solid var(--card-border);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-base);
}

.share-btn:hover {
  border-color: var(--accent-violet);
  color: var(--accent-violet);
  transform: translateY(-2px);
}

.share-btn svg {
  width: 18px;
  height: 18px;
}

/* -- Article main column -- */
.article-main {
  max-width: var(--article-max-width);
}

/* Article header */
.article-header {
  margin-bottom: 2.5rem;
}

.article-category {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.85rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--badge-bg);
  color: var(--badge-color);
  margin-bottom: 1.25rem;
}

.article-category::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-violet);
}

.article-title {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  padding: 1.25rem 0;
  border-top: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
}

.article-author-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
}

.author-details .author-name {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.9rem;
}

.author-details .author-role {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.article-meta-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.article-meta-item svg {
  width: 15px;
  height: 15px;
  opacity: 0.6;
}

/* -- Article hero image -- */
.article-hero-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--card-radius);
  overflow: hidden;
  margin-bottom: 2.5rem;
}

.article-hero-img .thumb-gradient {
  width: 100%;
  height: 100%;
}

/* -- Article body typography -- */
.article-body {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.article-body h2 {
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 2.5rem 0 1rem;
  padding-top: 1rem;
  letter-spacing: -0.01em;
}

.article-body h3 {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 2rem 0 0.75rem;
}

.article-body p {
  margin-bottom: 1.35rem;
}

.article-body a {
  color: var(--accent-violet);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-base);
}

.article-body a:hover {
  color: var(--accent-cyan);
}

.article-body strong {
  color: var(--text-primary);
  font-weight: 600;
}

.article-body ul,
.article-body ol {
  padding-left: 1.5rem;
  margin-bottom: 1.35rem;
}

.article-body li {
  margin-bottom: 0.6rem;
}

.article-body li::marker {
  color: var(--accent-violet);
}

/* Code blocks */
.article-body pre {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  overflow-x: auto;
  margin: 1.5rem 0;
  font-size: 0.88rem;
  line-height: 1.65;
}

.article-body code {
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 0.88em;
}

.article-body p code,
.article-body li code {
  background: rgba(139, 92, 246, 0.12);
  padding: 0.15rem 0.45rem;
  border-radius: 5px;
  color: #c4b5fd;
  font-size: 0.85em;
}

/* Blockquotes */
.article-body blockquote {
  border-left: 3px solid var(--accent-violet);
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  background: rgba(139, 92, 246, 0.05);
  border-radius: 0 12px 12px 0;
  font-style: italic;
  color: var(--text-secondary);
}

.article-body blockquote p:last-child {
  margin-bottom: 0;
}

/* Images inside article */
.article-body figure {
  margin: 2rem 0;
}

.article-body figure img,
.article-body figure .article-img-placeholder {
  width: 100%;
  border-radius: 12px;
  aspect-ratio: 16 / 9;
}

.article-body figure .article-img-placeholder {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(34, 211, 238, 0.15));
  border: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.article-body figcaption {
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
  font-style: italic;
}

/* Key Takeaway box */
.key-takeaway {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(34, 211, 238, 0.06));
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 14px;
  padding: 1.5rem 1.75rem;
  margin: 2rem 0;
}

.key-takeaway h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.key-takeaway p {
  margin-bottom: 0 !important;
  font-size: 0.95rem;
}

/* -- Table of contents sidebar -- */
.toc-sidebar {
  position: sticky;
  top: 120px;
  padding: 1.25rem;
  background: var(--surface-glass);
  border: 1px solid var(--card-border);
  border-radius: 14px;
}

.toc-title {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

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

.toc-list li {
  margin-bottom: 0.1rem;
}

.toc-link {
  display: block;
  padding: 0.4rem 0.75rem;
  border-radius: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: all var(--transition-base);
  border-left: 2px solid transparent;
}

.toc-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.03);
}

.toc-link.active {
  color: var(--accent-violet);
  border-left-color: var(--accent-violet);
  background: rgba(139, 92, 246, 0.06);
}

/* ==========================================================================
   CTA BANNER (inside articles)
   ========================================================================== */
.article-cta {
  position: relative;
  border-radius: var(--card-radius);
  padding: 3rem;
  margin: 3rem 0;
  text-align: center;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(139, 92, 246, 0.1), rgba(34, 211, 238, 0.08));
  border: 1px solid rgba(99, 102, 241, 0.2);
}

.article-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(99, 102, 241, 0.15), transparent 70%);
  pointer-events: none;
}

.article-cta h3 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  position: relative;
}

.article-cta p {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 1.75rem;
  position: relative;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-violet));
  color: #fff;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  position: relative;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.35);
}

/* ==========================================================================
   AUTHOR BIO CARD
   ========================================================================== */
.author-bio {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  padding: 2rem;
  background: var(--surface-glass);
  border: 1px solid var(--card-border);
  border-radius: var(--card-radius);
  margin: 3rem 0 2rem;
}

.author-bio-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

.author-bio-info h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.author-bio-info .bio-role {
  font-size: 0.82rem;
  color: var(--accent-violet);
  margin-bottom: 0.75rem;
}

.author-bio-info .bio-text {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

/* ==========================================================================
   RELATED POSTS
   ========================================================================== */
.related-posts {
  max-width: var(--blog-max-width);
  margin: 4rem auto 0;
  padding: 0 1.5rem;
}

.related-posts-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2rem;
  text-align: center;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

/* ==========================================================================
   BLOG PAGE HEADER
   ========================================================================== */
.blog-page-header {
  text-align: center;
  padding: 8rem 1.5rem 3rem;
  max-width: var(--blog-max-width);
  margin: 0 auto;
}

.blog-page-header h1 {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-violet) 50%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}

.blog-page-header p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Article page padding-top */
.article-page-header {
  padding-top: 7rem;
}

/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */

/* Tablet */
@media (max-width: 1024px) {
  .article-wrapper {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .social-share {
    position: static;
    flex-direction: row;
    justify-content: flex-start;
    gap: 0.5rem;
    padding: 0;
    order: -1;
  }

  .share-label {
    writing-mode: horizontal-tb;
    margin-bottom: 0;
    margin-right: 0.5rem;
  }

  .toc-sidebar {
    position: static;
    order: -1;
  }

  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .featured-card {
    flex-direction: column;
    min-height: auto;
  }

  .featured-thumbnail {
    width: 100%;
    aspect-ratio: 16 / 9;
    min-height: auto;
  }

  .featured-content {
    width: 100%;
    padding: 2rem;
  }

  .featured-title {
    font-size: 1.6rem;
  }

  .blog-page-header h1 {
    font-size: 2.2rem;
  }

  .article-title {
    font-size: 2rem;
  }
}

@media (max-width: 640px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }

  .blog-controls {
    flex-direction: column;
    align-items: stretch;
  }

  .search-wrapper {
    width: 100%;
  }

  .filter-group {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 0.5rem;
    -webkit-overflow-scrolling: touch;
  }

  .featured-content {
    padding: 1.5rem;
  }

  .featured-title {
    font-size: 1.35rem;
  }

  .featured-excerpt {
    font-size: 0.9rem;
  }

  .blog-page-header {
    padding: 6.5rem 1rem 2rem;
  }

  .blog-page-header h1 {
    font-size: 1.8rem;
  }

  .article-title {
    font-size: 1.65rem;
  }

  .article-cta {
    padding: 2rem 1.25rem;
  }

  .article-cta h3 {
    font-size: 1.3rem;
  }

  .author-bio {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .article-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .pagination {
    gap: 0.35rem;
  }

  .page-btn {
    min-width: 36px;
    height: 36px;
    font-size: 0.8rem;
  }
}