/* ===== Blog: listing + sidebar ===== */
.blog-layout {
  max-width: 1400px;
  margin: 0 auto;
  padding: 40px 24px 64px;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
  align-items: start;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.blog-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow .15s ease, transform .15s ease;
}

.blog-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.blog-card-image {
  aspect-ratio: 16 / 9;
  background: var(--primary-gradient);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.85);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: .02em;
  text-decoration: none;
}

.blog-card-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .3s ease;
}

.blog-card:hover .blog-card-image img {
  transform: scale(1.025);
}

.blog-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-badge {
  display: inline-block;
  background: var(--accent-light);
  color: var(--accent-button);
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
  width: fit-content;
}

.blog-card-body h3 {
  font-size: 1.05rem;
  line-height: 1.4;
  margin: 0 0 8px;
}

.blog-card-body h3 a {
  color: var(--text);
  text-decoration: none;
}

.blog-card-body h3 a:hover {
  color: var(--primary);
}

.blog-card-excerpt {
  color: var(--text-light);
  font-size: .9rem;
  line-height: 1.5;
  margin-bottom: 16px;
  flex: 1;
}

.blog-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .82rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

.blog-card-footer a {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
}

.blog-card-footer a:hover {
  color: var(--primary-dark);
}

/* Sidebar */
.blog-sidebar {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.blog-sidebar h4 {
  font-size: 1rem;
  margin: 0 0 14px;
}

.blog-category-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.blog-category-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 12px;
  border-radius: var(--radius);
  color: var(--text);
  text-decoration: none;
  font-size: .92rem;
}

.blog-category-list a:hover {
  background: var(--bg);
}

.blog-category-list a.active {
  background: var(--primary);
  color: #fff;
}

.blog-category-list .count {
  font-size: .78rem;
  color: var(--text-muted);
  background: var(--bg);
  border-radius: 999px;
  padding: 1px 8px;
}

.blog-category-list a.active .count {
  background: rgba(255,255,255,0.2);
  color: #fff;
}

.blog-empty {
  color: var(--text-light);
  padding: 40px 0;
  text-align: center;
}

/* ===== Blog: single post ===== */
.blog-post-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 24px 72px;
  display: grid;
  grid-template-columns: 1fr 220px;
  gap: 48px;
}

.blog-post-layout {
  min-width: 0;
}

.blog-toc {
  position: sticky;
  top: 88px;
  align-self: start;
}

.blog-toc-inner {
  border-left: 2px solid var(--border);
  padding-left: 16px;
}

.blog-toc-heading {
  margin: 0 0 10px;
  font-size: .82rem;
  text-transform: uppercase;
  letter-spacing: .03em;
  color: var(--text-muted);
}

.blog-toc .blog-sidebar {
  margin-top: 24px;
}

#blogToc {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toc-link {
  position: relative;
  display: block;
  color: var(--text-light);
  text-decoration: none;
  font-size: .88rem;
  line-height: 1.4;
  transition: color .15s ease;
}

.toc-link:hover {
  color: var(--primary);
}

.toc-link.active {
  color: var(--primary-dark);
  font-weight: 700;
}

.toc-link.active::before {
  content: '';
  position: absolute;
  left: -18px;
  top: 2px;
  bottom: 2px;
  width: 2px;
  background: var(--accent);
}

.blog-featured-image {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
  display: block;
}

.blog-featured-placeholder {
  height: 280px;
  background: var(--bg-alt);
  border: 1px dashed var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: .85rem;
}

@media (max-width: 900px) {
  .blog-post-wrap {
    grid-template-columns: 1fr;
  }
  .blog-toc {
    display: none;
  }
}

.blog-post-layout .breadcrumb {
  justify-content: flex-start;
  margin-bottom: 20px;
}

.blog-post-layout .breadcrumb a {
  color: var(--text-light);
}

.blog-post-layout .breadcrumb a:hover {
  color: var(--primary);
}

.blog-post-layout .breadcrumb .separator {
  color: var(--text-muted);
}

.blog-post-layout .breadcrumb .current {
  color: var(--text);
}

.blog-post-meta {
  color: var(--text-muted);
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .03em;
  margin-bottom: 16px;
}

.blog-post-layout h1 {
  font-size: 2rem;
  line-height: 1.25;
  margin: 0 0 20px;
}

.blog-lede {
  font-size: 1.1rem;
  color: var(--text);
  line-height: 1.6;
  margin-bottom: 28px;
}

.blog-key-points {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 32px;
}

.blog-key-points h2 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: .03em;
  margin: 0 0 12px;
  color: var(--primary-dark);
}

.blog-key-points ul {
  margin: 0;
  padding-left: 20px;
}

.blog-key-points li {
  margin-bottom: 8px;
  line-height: 1.5;
}

.blog-snapshot {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 32px;
  box-shadow: var(--shadow);
}

.blog-snapshot-head {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-gradient);
  color: #fff;
  font-weight: 700;
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  padding: 12px 20px;
}

.blog-snapshot-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  padding: 13px 20px;
  border-top: 1px solid var(--border);
  background: var(--bg);
}

.blog-snapshot-row:nth-child(odd) {
  background: var(--bg-alt);
}

.blog-snapshot .label {
  font-size: .82rem;
  color: var(--text-light);
  flex-shrink: 0;
}

.blog-snapshot .value {
  font-weight: 700;
  font-size: .92rem;
  color: var(--primary-dark);
  text-align: right;
}

.blog-body h2 {
  font-size: 1.35rem;
  margin: 36px 0 14px;
}

.blog-body p, .blog-body li {
  line-height: 1.7;
  color: var(--text);
}

.blog-body p {
  margin: 0 0 18px;
}

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

.blog-body ul, .blog-body ol {
  padding-left: 22px;
  margin-bottom: 16px;
}

.blog-body a {
  color: var(--primary);
}

.blog-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0 28px;
  font-size: .92rem;
}

.blog-table th, .blog-table td {
  border: 1px solid var(--border);
  padding: 10px 14px;
  text-align: left;
}

.blog-table th {
  background: var(--bg-alt);
  font-weight: 700;
}

.blog-faq {
  margin-top: 40px;
  border-top: 1px solid var(--border);
  padding-top: 24px;
}

.blog-faq h2 {
  font-size: 1.35rem;
  margin-bottom: 16px;
}

.blog-faq-item {
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}

.blog-faq-item h3 {
  font-size: 1rem;
  margin: 0 0 8px;
}

.blog-faq-item p {
  color: var(--text-light);
  margin: 0;
  line-height: 1.6;
}

.blog-related {
  margin-top: 48px;
}

.blog-related h2 {
  font-size: 1.2rem;
  margin-bottom: 16px;
}

.blog-related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.blog-cta {
  margin-top: 40px;
  background: var(--primary-gradient);
  border-radius: var(--radius-lg);
  padding: 28px;
  text-align: center;
  color: #fff;
}

.blog-cta h2 {
  margin: 0 0 8px;
  font-size: 1.2rem;
}

.blog-cta p {
  margin: 0 0 18px;
  opacity: .9;
}

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