/* 
 * Blog Pages Styles based on Ant Design principles
 * Design System: Professional, Clean, Modern
 * Note: Ant Design variables are defined in antd-variables.css
 */

/* Blog Hero Section - Ant Design Style */
.blog-hero {
  background: linear-gradient(135deg, var(--antd-bg-dark) 0%, #0f172a 100%);
  padding: 5rem 1.25rem;
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
}

.blog-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.blog-hero h1 {
  font-size: 2.5rem;
  margin-bottom: 0.9375rem;
  font-weight: 600;
  position: relative;
  z-index: 1;
}

.blog-hero p {
  font-size: 1.1rem;
  color: #cbd5e1;
  position: relative;
  z-index: 1;
}

/* Blog Container - Ant Design Grid */
.blog-container {
  max-width: 75rem;
  margin: 3.125rem auto;
  padding: 0 1.25rem;
}

/* Blog Filters - Ant Design Button Style */
.blog-filters {
  display: flex;
  gap: 0.625rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.filter-btn {
  padding: 0.625rem 1.5625rem;
  background: var(--antd-bg-base);
  border: 2px solid var(--antd-border);
  border-radius: 1.5625rem;
  color: var(--antd-text-secondary);
  text-decoration: none;
  font-weight: 600;
  transition: var(--antd-transition);
  cursor: pointer;
  display: inline-block;
  border: 2px solid var(--antd-border);
}

.filter-btn:hover {
  border-color: var(--antd-primary);
  color: var(--antd-primary);
}

.filter-btn.active {
  background: var(--antd-primary);
  border-color: var(--antd-primary);
  color: white;
}

/* Blog Grid - Ant Design Card Layout */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(21.875rem, 1fr));
  gap: 1.875rem;
}

/* Blog Card - Ant Design Card Style */
.blog-card {
  background: var(--antd-bg-base);
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: var(--antd-shadow);
  transition: var(--antd-transition);
  border: 1px solid var(--antd-border);
  text-decoration: none;
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  border-color: var(--antd-primary);
}

.blog-image {
  width: 100%;
  height: 13.75rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 3rem;
}

.blog-content {
  padding: 1.5625rem;
}

.blog-category {
  display: inline-block;
  padding: 0.3125rem 0.75rem;
  background: #dbeafe;
  color: #1e40af;
  border-radius: 0.9375rem;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.blog-content h3 {
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
  color: var(--antd-text-primary);
  line-height: 1.4;
  font-weight: 600;
}

.blog-content h3 a {
  color: var(--antd-text-primary);
  text-decoration: none;
  transition: var(--antd-transition);
}

.blog-content h3 a:hover {
  color: var(--antd-primary);
}

.blog-excerpt {
  color: var(--antd-text-secondary);
  line-height: 1.6;
  margin-bottom: 0.9375rem;
}

.blog-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.9375rem;
  border-top: 1px solid var(--antd-border);
  font-size: 0.85rem;
  color: #94a3b8;
}

.blog-meta i {
  margin-right: 0.3125rem;
}

/* Pagination - Ant Design Style */
.pagination-container {
  text-align: center;
  margin-top: 3.125rem;
}

.pagination {
  display: inline-flex;
  gap: 0.625rem;
}

.pagination a,
.pagination span {
  padding: 0.625rem 1.25rem;
  border-radius: 0.375rem;
  text-decoration: none;
  transition: var(--antd-transition);
  border: 1px solid var(--antd-border);
  display: inline-block;
}

.pagination a {
  color: var(--antd-text-primary);
  background: var(--antd-bg-base);
}

.pagination a:hover {
  background: var(--antd-primary);
  color: white;
  border-color: var(--antd-primary);
}

.pagination .active {
  background: var(--antd-primary);
  color: white;
  border-color: var(--antd-primary);
}

/* Blog Detail Container - Ant Design Layout */
.blog-detail-container {
  max-width: 56.25rem;
  margin: 3.125rem auto;
  padding: 0 1.25rem;
}

.blog-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.blog-category-badge {
  display: inline-block;
  padding: 0.5rem 1.125rem;
  background: #dbeafe;
  color: #1e40af;
  border-radius: 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
}

.blog-title {
  font-size: 2.5rem;
  color: var(--antd-text-primary);
  margin-bottom: 1.25rem;
  line-height: 1.3;
  font-weight: 600;
}

.blog-meta-info {
  display: flex;
  justify-content: center;
  gap: 1.875rem;
  color: var(--antd-text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1.875rem;
}

.blog-meta-info i {
  margin-right: 0.5rem;
  color: var(--antd-primary);
}

.featured-image {
  width: 100%;
  height: 25rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 0.9375rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 5rem;
  margin-bottom: 2.5rem;
}

.blog-content-wrapper {
  background: var(--antd-bg-base);
  padding: 2.5rem;
  border-radius: 0.9375rem;
  box-shadow: var(--antd-shadow);
  border: 1px solid var(--antd-border);
}

.blog-content {
  color: var(--antd-text-primary);
  line-height: 1.8;
  font-size: 1.05rem;
}

.blog-content h2 {
  color: var(--antd-text-primary);
  margin: 1.875rem 0 0.9375rem 0;
  font-size: 1.6rem;
  font-weight: 600;
}

.blog-content p {
  margin-bottom: 1.25rem;
}

.blog-tags {
  margin-top: 2.5rem;
  padding-top: 1.875rem;
  border-top: 2px solid var(--antd-border);
}

.blog-tags h4 {
  margin-bottom: 0.9375rem;
  color: var(--antd-text-secondary);
  font-weight: 600;
}

.tag-list {
  display: flex;
  gap: 0.625rem;
  flex-wrap: wrap;
}

.tag {
  padding: 0.5rem 1rem;
  background: #f1f5f9;
  color: #475569;
  border-radius: 1.25rem;
  font-size: 0.9rem;
  text-decoration: none;
  transition: var(--antd-transition);
  border: 1px solid transparent;
}

.tag:hover {
  background: var(--antd-primary);
  color: white;
  border-color: var(--antd-primary);
}

.related-posts {
  margin-top: 3.75rem;
  padding-top: 2.5rem;
  border-top: 2px solid var(--antd-border);
}

.related-posts h3 {
  margin-bottom: 1.875rem;
  color: var(--antd-text-primary);
  font-size: 1.8rem;
  font-weight: 600;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15.625rem, 1fr));
  gap: 1.25rem;
}

.related-card {
  background: var(--antd-bg-base);
  border: 1px solid var(--antd-border);
  border-radius: 0.625rem;
  overflow: hidden;
  transition: var(--antd-transition);
  text-decoration: none;
  box-shadow: var(--antd-shadow);
}

.related-card:hover {
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  transform: translateY(-3px);
  border-color: var(--antd-primary);
}

.related-image {
  width: 100%;
  height: 9.375rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2.5rem;
}

.related-title {
  padding: 1.25rem;
  color: var(--antd-text-primary);
  font-weight: 600;
}

/* Responsive Design */
@media (max-width: 768px) {
  .blog-title {
    font-size: 1.8rem;
  }
  
  .blog-meta-info {
    flex-direction: column;
    gap: 0.625rem;
  }
  
  .blog-content-wrapper {
    padding: 1.5625rem;
  }
  
  .featured-image {
    height: 15.625rem;
    font-size: 3rem;
  }
  
  .blog-hero h1 {
    font-size: 2rem;
  }
  
  .blog-grid {
    grid-template-columns: 1fr;
  }
}

/* Accessibility & Print */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media print {
  .blog-card,
  .blog-content-wrapper {
    box-shadow: none;
    border: 1px solid #ddd;
  }
  
  .blog-hero {
    background: white !important;
    color: black !important;
  }
}