/* ============================================================
   BLOG PAGE & ARTICLE PAGE STYLES
   ============================================================ */

/* --- Blog Listing Page --- */
.blog-layout {
  padding: 60px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 64px;
  align-items: start;
}

/* --- Filter/Category Bar --- */
.blog-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 40px;
  padding: 0 24px;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  margin-top: -20px;
}

.filter-btn {
  padding: 8px 20px;
  border: 1.5px solid var(--color-gray-200);
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  background: transparent;
  color: var(--color-gray-600);
  transition: all var(--transition-fast);
  font-family: var(--font-primary);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--color-black);
  border-color: var(--color-black);
  color: var(--color-white);
}

/* --- Blog Post List --- */
.blog-post-list {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.blog-post-item {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 28px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--color-gray-200);
  transition: opacity var(--transition-fast);
}

.blog-post-item:last-child { border-bottom: none; }
.blog-post-item:hover { opacity: 0.85; }

.blog-post-thumb {
  aspect-ratio: 16/10;
  border-radius: 4px;
  overflow: hidden;
  background: var(--color-gray-200);
}

.blog-post-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.blog-post-item:hover .blog-post-thumb img {
  transform: scale(1.04);
}

.blog-post-info {}

.blog-post-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.blog-post-category {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.blog-post-date {
  font-size: 0.75rem;
  color: var(--color-gray-400);
}

.blog-post-read-time {
  font-size: 0.75rem;
  color: var(--color-gray-400);
}

.blog-post-item h2 {
  font-size: 1.3rem;
  line-height: 1.3;
  margin-bottom: 10px;
  color: var(--color-black);
  transition: color var(--transition-fast);
}

.blog-post-item:hover h2 {
  color: var(--color-accent);
}

.blog-post-item p {
  font-size: 0.9rem;
  color: var(--color-gray-600);
  line-height: 1.7;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-post-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tag {
  padding: 3px 10px;
  background: var(--color-gray-100);
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--color-gray-600);
  transition: all var(--transition-fast);
}

.tag:hover {
  background: var(--color-black);
  color: var(--color-white);
}

/* --- Sidebar --- */
.blog-sidebar {
  position: sticky;
  top: 80px;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.sidebar-widget {}

.sidebar-widget h4 {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-black);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-black);
}

.sidebar-widget ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sidebar-widget ul li {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.sidebar-widget ul a {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  transition: color var(--transition-fast);
}

.sidebar-widget ul a:hover { color: var(--color-black); }

.sidebar-count {
  font-size: 0.72rem;
  background: var(--color-gray-100);
  padding: 2px 8px;
  border-radius: 100px;
  color: var(--color-gray-400);
}

.sidebar-recent-post {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.sidebar-recent-thumb {
  width: 64px;
  height: 48px;
  border-radius: 3px;
  overflow: hidden;
  background: var(--color-gray-200);
  flex-shrink: 0;
}

.sidebar-recent-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sidebar-recent-info h5 {
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 4px;
  color: var(--color-black);
  transition: color var(--transition-fast);
}

.sidebar-recent-post:hover h5 { color: var(--color-accent); }

.sidebar-recent-info span {
  font-size: 0.72rem;
  color: var(--color-gray-400);
}

/* --- Pagination --- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 64px;
}

.pagination button,
.pagination span {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border: 1.5px solid var(--color-gray-200);
  background: transparent;
  color: var(--color-gray-600);
  transition: all var(--transition-fast);
  font-family: var(--font-primary);
}

.pagination button:hover,
.pagination button.active {
  background: var(--color-black);
  border-color: var(--color-black);
  color: var(--color-white);
}

/* ============================================================
   ARTICLE / SINGLE POST PAGE
   ============================================================ */
.article-layout {
  max-width: 780px;
  margin: 0 auto;
  padding: 60px 24px 100px;
}

.article-header {
  margin-bottom: 48px;
}

.article-header .article-meta {
  margin-bottom: 20px;
}

.article-header h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}

.article-header .article-lead {
  font-size: 1.2rem;
  color: var(--color-gray-600);
  line-height: 1.7;
  font-weight: 400;
}

.article-cover {
  margin: 0 -24px 48px;
  aspect-ratio: 16/7;
  overflow: hidden;
  background: var(--color-gray-200);
}

@media (min-width: 828px) {
  .article-cover { margin: 0 -80px 48px; }
}

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

/* --- Article Body Typography --- */
.article-body {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--color-gray-800);
}

.article-body h2 {
  font-size: 1.7rem;
  margin: 56px 0 20px;
  color: var(--color-black);
}

.article-body h3 {
  font-size: 1.3rem;
  margin: 40px 0 16px;
  color: var(--color-black);
}

.article-body p {
  margin-bottom: 24px;
  color: var(--color-gray-800);
}

.article-body ul,
.article-body ol {
  padding-left: 28px;
  margin-bottom: 24px;
}

.article-body li {
  margin-bottom: 8px;
  color: var(--color-gray-800);
}

.article-body blockquote {
  border-left: 4px solid var(--color-black);
  padding: 20px 28px;
  margin: 40px 0;
  background: var(--color-gray-100);
  border-radius: 0 4px 4px 0;
}

.article-body blockquote p {
  font-size: 1.15rem;
  font-style: italic;
  color: var(--color-black);
  margin: 0;
  font-weight: 500;
}

.article-body code {
  background: var(--color-gray-100);
  padding: 2px 7px;
  border-radius: 3px;
  font-size: 0.9em;
  font-family: "Fira Code", "Cascadia Code", monospace;
  color: #c7254e;
}

.article-body pre {
  background: #1a1a2e;
  border-radius: 6px;
  padding: 28px;
  margin: 32px 0;
  overflow-x: auto;
}

.article-body pre code {
  background: none;
  color: #e0e0e0;
  padding: 0;
  font-size: 0.88rem;
  line-height: 1.7;
}

.article-body img {
  width: 100%;
  border-radius: 4px;
  margin: 32px 0;
}

.article-body .callout {
  background: #eef4ff;
  border: 1px solid #c7d9f8;
  border-radius: 8px;
  padding: 20px 24px;
  margin: 32px 0;
  display: flex;
  gap: 16px;
}

.article-body .callout-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
}

.article-body .callout p { margin: 0; }

/* --- Author & Share --- */
.article-footer {
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid var(--color-gray-200);
}

.article-author {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  margin-bottom: 40px;
}

.author-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-gray-200);
  overflow: hidden;
  flex-shrink: 0;
}

.author-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.author-info h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.author-bio {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  line-height: 1.6;
  margin: 0;
}

.article-share {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 48px;
}

.share-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gray-400);
}

.share-btn {
  padding: 8px 16px;
  border: 1.5px solid var(--color-gray-200);
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  background: transparent;
  color: var(--color-black);
  font-family: var(--font-primary);
  transition: all var(--transition-fast);
}

.share-btn:hover {
  background: var(--color-black);
  border-color: var(--color-black);
  color: var(--color-white);
}

/* --- Related Posts --- */
.related-posts {
  padding: 80px 24px;
  background: var(--color-gray-100);
}

.related-posts h3 {
  max-width: var(--max-width);
  margin: 0 auto 40px;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

/* ============================================================
   SEO / ADMIN (Article Meta Editor hint styles)
   ============================================================ */
.seo-preview {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: 8px;
  padding: 20px 24px;
  margin-top: 20px;
  font-family: Arial, sans-serif;
}

.seo-preview .seo-url {
  font-size: 0.82rem;
  color: #006621;
  margin-bottom: 4px;
}

.seo-preview .seo-title {
  font-size: 1.1rem;
  color: #1a0dab;
  margin-bottom: 4px;
  line-height: 1.3;
  cursor: pointer;
}

.seo-preview .seo-title:hover { text-decoration: underline; }

.seo-preview .seo-desc {
  font-size: 0.85rem;
  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: 40px 20px 80px; }
  .article-cover { margin: 0 -20px 36px; }
}