/*
 * Mobile Blog
 * Archive grid, single reading experience, author box, related content
 */

/* ── Blog Archive ── */
@media (max-width: 768px) {
  .blog-layout { gap: 0; }

  .blog-grid {
    grid-template-columns: 1fr;
    gap: var(--m-space-md);
  }

  .blog-card:nth-child(3n+1),
  .blog-card:nth-child(3n+2),
  .blog-card:nth-child(3n) {
    grid-column: span 1;
  }

  .blog-card {
    border-radius: var(--m-card-radius);
    overflow: hidden;
    background: var(--m-surface-0);
  }

  .blog-image {
    height: 180px;
    overflow: hidden;
  }

  .blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .blog-category {
    font-size: var(--m-font-caption);
    font-weight: 600;
    border-radius: var(--m-card-radius-xs);
    padding: var(--m-space-2xs) var(--m-space-sm);
  }

  .blog-content {
    padding: var(--m-space-lg);
  }

  .blog-title {
    font-size: var(--m-font-h3);
    line-height: var(--m-leading-tight);
    margin-bottom: var(--m-space-xs);
  }

  .blog-excerpt {
    font-size: var(--m-font-body);
    line-height: var(--m-leading-normal);
    color: var(--text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .blog-link {
    font-size: var(--m-font-body);
    font-weight: 600;
    min-height: var(--m-tap-min);
    display: inline-flex;
    align-items: center;
    gap: var(--m-space-xs);
  }

  /* Category filter pills */
  .blog-filters {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    gap: var(--m-space-xs);
    padding-bottom: var(--m-space-xs);
    margin-bottom: var(--m-space-lg);
  }

  .blog-filters::-webkit-scrollbar { display: none; }

  .filter-btn {
    flex-shrink: 0;
    padding: var(--m-space-sm) var(--m-space-lg);
    font-size: var(--m-font-small);
    min-height: var(--m-tap-min);
    border-radius: var(--radius-full);
    font-weight: 600;
    -webkit-tap-highlight-color: transparent;
  }

  /* Pagination */
  .blog-pagination .page-numbers,
  .blog-page-section .page-numbers {
    min-width: var(--m-tap-min);
    height: var(--m-tap-min);
    font-size: var(--m-font-body);
    border-radius: var(--m-card-radius-sm);
  }
}

/* Tablet: 2 columns */
@media (min-width: 481px) and (max-width: 768px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .blog-card:nth-child(3n+1) {
    grid-column: span 1;
  }
}

/* ── Blog Single ── */
@media (max-width: 768px) {
  .blog-single-section {
    padding-bottom: var(--m-space-2xl);
  }

  .blog-single-article {
    padding: var(--m-space-xl) var(--m-container-px);
  }

  .intent-badge {
    font-size: var(--m-font-caption);
    font-weight: 700;
    padding: var(--m-space-2xs) var(--m-space-sm);
    border-radius: var(--m-card-radius-xs);
    letter-spacing: 0.02em;
    display: inline-block;
    margin-bottom: var(--m-space-md);
  }

  .blog-single-article h1 {
    font-size: clamp(1.5rem, 5.5vw, 2rem);
    letter-spacing: -0.03em;
    line-height: var(--m-leading-tight);
    margin-bottom: var(--m-space-md);
  }

  .blog-single-meta,
  .article-meta {
    gap: var(--m-space-sm);
    font-size: var(--m-font-small);
    flex-wrap: wrap;
    color: var(--text-muted);
    margin-bottom: var(--m-space-2xl);
    padding-bottom: var(--m-space-lg);
    border-bottom: 1px solid var(--m-surface-2);
  }

  /* Content typography */
  .blog-single-article p,
  .blog-single-content p {
    font-size: var(--m-font-body);
    line-height: 1.85;
    margin-bottom: 1.25em;
    color: var(--text-primary);
  }

  .blog-single-article h2,
  .blog-single-content h2 {
    font-size: var(--m-font-h2);
    margin-top: var(--m-space-3xl);
    margin-bottom: var(--m-space-md);
    letter-spacing: -0.02em;
    line-height: var(--m-leading-tight);
  }

  .blog-single-article h3,
  .blog-single-content h3 {
    font-size: var(--m-font-h3);
    margin-top: var(--m-space-2xl);
    margin-bottom: var(--m-space-sm);
    letter-spacing: -0.01em;
  }

  /* Full bleed images */
  .blog-single-article img,
  .blog-single-content img {
    margin-left: calc(-1 * var(--m-container-px));
    margin-right: calc(-1 * var(--m-container-px));
    max-width: calc(100% + 2 * var(--m-container-px));
    width: calc(100% + 2 * var(--m-container-px));
    border-radius: 0;
    margin-top: var(--m-space-lg);
    margin-bottom: var(--m-space-lg);
  }

  .blog-single-article blockquote {
    border-left: 3px solid var(--primary-color);
    margin: var(--m-space-xl) 0;
    padding: var(--m-space-md) var(--m-space-lg);
    font-style: italic;
    background: var(--m-surface-1);
    border-radius: 0 var(--m-card-radius-sm) var(--m-card-radius-sm) 0;
  }

  .blog-single-article pre,
  .blog-single-content pre {
    margin-left: calc(-1 * var(--m-container-px));
    margin-right: calc(-1 * var(--m-container-px));
    border-radius: 0;
    padding: var(--m-space-lg);
    font-size: var(--m-font-small);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .blog-single-article ul,
  .blog-single-article ol {
    padding-left: var(--m-space-lg);
  }

  .blog-single-article li {
    margin-bottom: var(--m-space-sm);
    line-height: 1.8;
    font-size: var(--m-font-body);
  }

  /* Author box */
  .blog-author-box,
  .author-box {
    flex-direction: row;
    gap: var(--m-space-md);
    padding: var(--m-space-lg);
    border-radius: var(--m-card-radius);
    background: var(--m-surface-1);
    border: var(--m-card-border);
    margin: var(--m-space-2xl) 0;
  }

  .blog-author-box .author-avatar,
  .author-box .author-box-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    flex-shrink: 0;
  }

  .blog-author-box .author-content { flex: 1; }

  .blog-author-box h3 {
    font-size: var(--m-font-body);
    margin-bottom: var(--m-space-2xs);
  }

  .blog-author-box p {
    font-size: var(--m-font-small);
    line-height: var(--m-leading-relaxed);
    color: var(--text-secondary);
  }

  .related-services-section {
    margin: var(--m-space-2xl) 0;
    padding: var(--m-space-lg);
    border-radius: var(--m-card-radius);
    background: var(--m-surface-1);
    border: var(--m-card-border);
  }
}

@media (max-width: 380px) {
  .blog-single-article {
    padding: var(--m-space-lg) var(--m-container-px);
  }

  .blog-single-article h1 {
    font-size: clamp(1.25rem, 5.5vw, 1.625rem);
  }

  .blog-single-article img,
  .blog-single-content img {
    margin-left: calc(-1 * var(--m-container-px));
    margin-right: calc(-1 * var(--m-container-px));
    max-width: calc(100% + 2 * var(--m-container-px));
    width: calc(100% + 2 * var(--m-container-px));
  }

  .blog-single-article pre,
  .blog-single-content pre {
    margin-left: calc(-1 * var(--m-container-px));
    margin-right: calc(-1 * var(--m-container-px));
  }
}