/* Blog Header */
.blog-header {
  background: var(--gradient-bg);
  padding: 140px 0 60px;
  text-align: center;
}

.blog-header h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.blog-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Blog Categories */
.blog-categories {
  background: var(--secondary-bg);
  padding: 2rem 0;
  border-bottom: 1px solid var(--border-color);
}

.category-filters {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.category-filter {
  background: transparent;
  color: var(--text-secondary);
  border: 2px solid var(--border-color);
  padding: 0.75rem 1.5rem;
  border-radius: 25px;
  cursor: pointer;
  font-family: inherit;
  font-weight: 500;
  transition: all 0.3s ease;
}

.category-filter:hover,
.category-filter.active {
  background: var(--accent-blue);
  color: white;
  border-color: var(--accent-blue);
}

/* Blog Posts Grid */
.blog-posts {
  padding: 80px 0;
  background: var(--primary-bg);
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.blog-card {
  background: var(--secondary-bg);
  border-radius: 12px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  transition: all 0.3s ease;
  opacity: 1;
  transform: translateY(0);
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: var(--accent-blue);
}

.blog-card.featured {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.blog-card.hidden {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s ease;
}

.blog-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-blue);
  padding: 1rem;
}

.blog-card.featured .blog-image {
  aspect-ratio: auto;
}

.blog-image img {
  width: 100%;
  /* height: 100%; */
  object-fit: cover;
  transition: transform 0.3s ease;
  border-radius: 6px;
}

.blog-card:hover .blog-image img {
  transform: scale(1.05);
}

.blog-category {
  /* position: absolute; */
  /* top: 1rem; */
  /* left: 1rem; */
  background: var(--accent-blue);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.blog-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: start;
  /* position: relative; */
}

.blog-card.featured .blog-content {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.blog-content h2,
.blog-content h3 {
  margin-bottom: 0.75rem;
}

.blog-content h2 {
  font-size: 1.5rem;
  line-height: 1.3;
}

.blog-content h3 {
  font-size: 1.2rem;
  line-height: 1.4;
}

.blog-content a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.blog-content a:hover {
  color: var(--accent-blue);
}

.blog-content p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

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

.blog-read-time {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* .blog-date:before { */
/* content: url('data:image/svg+xml; utf8, <svg xmlns="http://www.w3.org/2000/svg" height="1rem" viewBox="0 -960 960 960" width="1rem" fill="#22c55e"><path d="M200-80q-33 0-56.5-23.5T120-160v-560q0-33 23.5-56.5T200-800h40v-80h80v80h320v-80h80v80h40q33 0 56.5 23.5T840-720v560q0 33-23.5 56.5T760-80H200Zm0-80h560v-400H200v400Zm0-480h560v-80H200v80Zm0 0v-80 80Z"/></svg>'); */
/* margin-right: 0.5rem; */
/* } */

/* .blog-read-time:before { */
/* content: url('data:image/svg+xml; utf8, <svg xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 -960 960 960" width="24px" fill="#22c55e"><path d="M600-160q-134 0-227-93t-93-227q0-133 93-226.5T600-800q133 0 226.5 93.5T920-480q0 134-93.5 227T600-160Zm0-80q100 0 170-70t70-170q0-100-70-170t-170-70q-100 0-170 70t-70 170q0 100 70 170t170 70Zm91-91 57-57-108-108v-144h-80v177l131 132ZM80-600v-80h160v80H80ZM40-440v-80h200v80H40Zm40 160v-80h160v80H80Zm520-200Z"/></svg>'); */
/* margin-right: 0.5rem; */
/* } */

/* Navigation active state */
.nav-active {
  color: var(--accent-blue) !important;
  font-weight: 600;
}

/* Newsletter Section */
.blog-newsletter {
  background: var(--secondary-bg);
  padding: 60px 0;
  text-align: center;
}

.newsletter-content h2 {
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.newsletter-content p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-size: 1.1rem;
}

.newsletter-form {
  display: flex;
  max-width: 400px;
  margin: 0 auto;
  gap: 0.5rem;
}

.newsletter-form input {
  flex: 1;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--primary-bg);
  color: var(--text-primary);
  font-family: inherit;
}

.newsletter-form input:focus {
  outline: none;
  border-color: var(--accent-blue);
}

/* Individual Blog Post Styles */
.blog-post-header {
  background: var(--gradient-bg);
  padding: 140px 0 60px;
}

.blog-post-meta {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.blog-post-category {
  background: var(--accent-blue);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
}

.blog-post-date {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.blog-post-content {
  padding: 60px 0;
  background: var(--primary-bg);
}

.blog-post-article {
  max-width: max(1200px, 65vw);
  margin: 0 auto;
  padding: 0 2rem;
}

.blog-post-article h1 {
  font-size: 2.5rem;
  line-height: 1.2;
  margin-bottom: 2rem;
  color: var(--text-primary);
}

.blog-post-article h2 {
  font-size: 2rem;
  margin: 2.5rem 0 1rem 0;
  color: var(--text-primary);
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 0.5rem;
}

.blog-post-article h3 {
  font-size: 1.5rem;
  margin: 2rem 0 1rem 0;
  color: var(--text-primary);
}

.blog-post-article p {
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
}

.blog-post-article a {
  color: var(--text-primary);
  text-decoration: none;
}

.blog-post-article ul,
.blog-post-article ol {
  margin-bottom: 1.5rem;
  padding-left: 2rem;
}

.toc-sublist {
  margin-bottom: 0.25rem !important;
  margin-top: 0.25rem !important;
}

.blog-post-article li {
  margin-bottom: 0.5rem;
  color: var(--accent-blue);
  line-height: 1.6;
}

.blog-post-article blockquote {
  background: var(--secondary-bg);
  border-left: 4px solid var(--accent-blue);
  padding: 1.5rem;
  margin: 2rem 0;
  border-radius: 8px;
}

.blog-post-article blockquote p {
  margin-bottom: 0;
  font-style: italic;
}

.blog-post-article code {
  background: var(--secondary-bg);
  color: var(--accent-blue);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  font-family: 'Monaco', 'Menlo', monospace;
}

.blog-post-article pre {
  background: var(--secondary-bg);
  padding: 1.5rem;
  border-radius: 8px;
  overflow-x: auto;
  margin: 1.5rem 0;
}

.blog-post-article pre code {
  background: none;
  padding: 0;
}

.blog-post-article img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 2rem 0;
  box-shadow: var(--shadow-lg);
}

/* Comparison Tables */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  background: var(--secondary-bg);
  border-radius: 8px;
  overflow: hidden;
}

.comparison-table th,
.comparison-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.comparison-table th {
  background: var(--tertiary-bg);
  color: var(--text-primary);
  font-weight: 600;
}

.comparison-table td {
  color: var(--text-secondary);
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

/* Back to Blog Button */
.back-to-blog {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  text-decoration: none;
  margin-bottom: 2rem;
  transition: color 0.3s ease;
}

.back-to-blog:hover {
  color: var(--accent-blue);
}

/* Related Posts */
.related-posts {
  background: var(--secondary-bg);
  padding: 60px 0;
}

.related-posts h2 {
  text-align: center;
  margin-bottom: 3rem;
  color: var(--text-primary);
}

.related-posts .posts-grid {
  max-width: 1000px;
  margin: 0 auto;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* Responsive Design for Blog */
@media (max-width: 1024px) {
  .blog-card.featured {
    grid-column: span 1;
    grid-template-columns: 1fr;
  }

  .posts-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
}

@media (max-width: 768px) {
  .blog-header {
    padding: 120px 0 40px;
  }

  .blog-header h1 {
    font-size: 2.5rem;
  }

  .category-filters {
    justify-content: center;
    padding: 0 1rem;
  }

  .category-filter {
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
  }

  .posts-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .blog-card.featured {
    grid-template-columns: 1fr;
  }

  .newsletter-form {
    flex-direction: column;
  }

  .blog-post-article h1 {
    font-size: 2rem;
  }

  .blog-post-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .blog-header h1 {
    font-size: 2rem;
  }

  .blog-content {
    padding: 1rem;
  }

  .blog-card.featured .blog-content {
    padding: 1.5rem;
  }

  .blog-post-article {
    padding: 0 1rem;
  }
}

.code-copy-button {
  padding: 0.4rem 0.7rem;
  border: none;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
  font-size: 1rem;
  font-family: inherit;
  background: var(--accent-blue);
  color: white;
  position: absolute;
  top: 5px;
  right: 5px;
}