/* Serpent API - Blog Styles */

/* ============ BLOG LISTING PAGE ============ */

/* Blog Hero */
.blog-hero {
  padding: 8rem 2rem 3rem;
  text-align: center;
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  border-bottom: 1px solid var(--border);
}

.blog-hero h1 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.blog-hero h1 span {
  color: var(--accent);
}

.blog-hero p {
  color: var(--text-secondary);
  font-size: 1.2rem;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Category Filter Tabs */
.blog-filters {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  padding: 2rem 2rem 0;
  max-width: 800px;
  margin: 0 auto;
  flex-wrap: wrap;
}

.blog-filter-btn {
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: 9999px;
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.blog-filter-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.blog-filter-btn.active {
  background: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
}

/* Featured Post Card */
.blog-featured {
  max-width: 1000px;
  margin: 2.5rem auto 0;
  padding: 0 2rem;
}

.blog-featured-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s;
  text-decoration: none;
  color: inherit;
}

.blog-featured-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

[data-theme="dark"] .blog-featured-card:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.blog-featured-image {
  background: var(--bg-secondary);
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: var(--accent);
  position: relative;
  overflow: hidden;
}

.blog-featured-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-glow) 0%, transparent 60%);
}

.blog-featured-body {
  padding: 2.5rem 2.5rem 2.5rem 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.blog-featured-body .blog-card-category {
  margin-bottom: 1rem;
}

.blog-featured-body h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.3;
  color: var(--text-primary);
}

.blog-featured-body p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.blog-featured-body .blog-card-meta {
  margin-top: auto;
}

/* Blog Cards Grid */
.blog-grid-section {
  max-width: 1000px;
  margin: 0 auto;
  padding: 3rem 2rem 4rem;
}

.blog-grid-section > h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 2rem;
  color: var(--text-primary);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* Blog Card */
.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .blog-card:hover {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.blog-card-image {
  background: var(--bg-secondary);
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: var(--accent);
  position: relative;
  overflow: hidden;
}

.blog-card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-glow) 0%, transparent 60%);
}

.blog-card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card-category {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(13, 148, 136, 0.12);
  color: var(--accent);
  width: fit-content;
  margin-bottom: 0.75rem;
}

.blog-card-category.cat-tutorials {
  background: rgba(59, 130, 246, 0.12);
  color: #3b82f6;
}

.blog-card-category.cat-seo {
  background: rgba(168, 85, 247, 0.12);
  color: #a78bfa;
}

.blog-card-category.cat-industry {
  background: rgba(245, 158, 11, 0.12);
  color: #f59e0b;
}

.blog-card-category.cat-developer-guides {
  background: rgba(13, 148, 136, 0.12);
  color: var(--accent);
}

.blog-card-category.cat-ai {
  background: rgba(139, 92, 246, 0.12);
  color: #a78bfa;
}

.blog-card-category.cat-social {
  background: rgba(239, 68, 68, 0.12);
  color: #ef4444;
}

.blog-card-body h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  line-height: 1.4;
  color: var(--text-primary);
}

.blog-card-body p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: 1rem;
  flex: 1;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.blog-card-meta span {
  display: inline-flex;
  align-items: center;
}

/* ============ BLOG POST PAGE ============ */

/* Post Hero */
.blog-post-hero {
  padding: 8rem 2rem 3rem;
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  border-bottom: 1px solid var(--border);
}

.blog-post-hero .container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0;
}

.blog-post-hero .blog-category {
  display: inline-block;
  padding: 0.3rem 0.8rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(13, 148, 136, 0.12);
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.blog-post-hero .blog-category.cat-tutorials {
  background: rgba(59, 130, 246, 0.12);
  color: #3b82f6;
}

.blog-post-hero .blog-category.cat-seo {
  background: rgba(168, 85, 247, 0.12);
  color: #a78bfa;
}

.blog-post-hero .blog-category.cat-industry {
  background: rgba(245, 158, 11, 0.12);
  color: #f59e0b;
}

.blog-post-hero .blog-category.cat-developer-guides {
  background: rgba(13, 148, 136, 0.12);
  color: var(--accent);
}

.blog-post-hero h1 {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  flex-wrap: wrap;
}

.blog-meta time {
  color: var(--text-secondary);
}

/* Blog Content */
.blog-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 3rem 2rem 4rem;
}

.blog-content.container {
  padding-top: 3rem;
}

/* Table of Contents */
.blog-toc {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem 2rem;
  margin-bottom: 3rem;
}

.blog-toc h2 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.blog-toc nav ol {
  list-style: none;
  counter-reset: toc-counter;
  padding: 0;
  margin: 0;
}

.blog-toc nav ol li {
  counter-increment: toc-counter;
  margin-bottom: 0.4rem;
}

.blog-toc nav ol li a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color 0.2s;
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.blog-toc nav ol li a::before {
  content: counter(toc-counter) ".";
  color: var(--accent);
  font-weight: 600;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.blog-toc nav ol li a:hover {
  color: var(--accent);
}

/* Article Typography */
.blog-content h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-top: 3rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
  padding-top: 0.5rem;
}

.blog-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.blog-content p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1.5rem;
  font-size: 1rem;
}

.blog-content a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

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

.blog-content strong {
  color: var(--text-primary);
  font-weight: 600;
}

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

.blog-content ul {
  list-style: none;
  padding-left: 0;
}

.blog-content ul li {
  color: var(--text-secondary);
  padding: 0.3rem 0;
  padding-left: 1.5rem;
  position: relative;
  line-height: 1.7;
}

.blog-content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.75rem;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

.blog-content ol li {
  color: var(--text-secondary);
  padding: 0.3rem 0;
  line-height: 1.7;
}

.blog-content ol li::marker {
  color: var(--accent);
  font-weight: 600;
}

/* Code Blocks */
.blog-content pre {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.blog-content pre code {
  font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--text-primary);
  background: none;
  padding: 0;
  border: none;
  border-radius: 0;
}

.blog-content code {
  font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
  font-size: 0.85rem;
  background: var(--code-bg);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  color: var(--accent);
  border: 1px solid var(--border);
}

/* Blockquote */
.blog-content blockquote {
  border-left: 3px solid var(--accent);
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  background: var(--bg-secondary);
  border-radius: 0 8px 8px 0;
}

.blog-content blockquote p {
  margin-bottom: 0;
  font-style: italic;
  color: var(--text-secondary);
}

/* Tables in blog content */
.blog-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

.blog-content table th,
.blog-content table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border: 1px solid var(--border);
}

.blog-content table th {
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.85rem;
}

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

.blog-content table tr:hover td {
  background: var(--bg-card-hover);
}

/* Images */
.blog-content img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  margin: 1.5rem 0;
  border: 1px solid var(--border);
}

/* Info/Tip boxes */
.blog-info-box {
  background: rgba(13, 148, 136, 0.08);
  border: 1px solid var(--accent);
  border-radius: 10px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.5rem;
}

.blog-info-box p {
  margin-bottom: 0;
  color: var(--text-secondary);
}

.blog-info-box strong {
  color: var(--accent);
}

/* CTA Section */
.blog-cta {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.5rem;
  text-align: center;
  margin-top: 3rem;
}

.blog-cta h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-top: 0;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.blog-cta p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.blog-cta .btn {
  display: inline-flex;
}

/* Related Posts */
.blog-related {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 4rem 2rem;
}

.blog-related .container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0;
}

.blog-related h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 2rem;
  text-align: center;
  color: var(--text-primary);
}

.blog-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* ============ RESPONSIVE ============ */

@media (max-width: 768px) {
  .blog-hero {
    padding: 6rem 1rem 2rem;
  }

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

  .blog-hero p {
    font-size: 1rem;
  }

  .blog-filters {
    padding: 1.5rem 1rem 0;
    gap: 0.4rem;
  }

  .blog-filter-btn {
    padding: 0.4rem 0.9rem;
    font-size: 0.8rem;
  }

  .blog-featured {
    padding: 0 1rem;
    margin-top: 2rem;
  }

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

  .blog-featured-image {
    min-height: 180px;
  }

  .blog-featured-body {
    padding: 1.5rem;
  }

  .blog-featured-body h2 {
    font-size: 1.35rem;
  }

  .blog-grid-section {
    padding: 2rem 1rem 3rem;
  }

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

  /* Post page */
  .blog-post-hero {
    padding: 6rem 1rem 2rem;
  }

  .blog-post-hero h1 {
    font-size: 1.75rem;
  }

  .blog-meta {
    font-size: 0.8rem;
  }

  .blog-content {
    padding: 2rem 1rem 3rem;
  }

  .blog-content h2 {
    font-size: 1.35rem;
    margin-top: 2rem;
  }

  .blog-content h3 {
    font-size: 1.1rem;
  }

  .blog-content pre {
    padding: 1rem;
    font-size: 0.78rem;
    border-radius: 8px;
  }

  .blog-content pre code {
    font-size: 0.78rem;
  }

  .blog-content table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .blog-cta {
    padding: 1.5rem;
  }

  .blog-cta h2 {
    font-size: 1.25rem;
  }

  .blog-related {
    padding: 3rem 1rem;
  }

  .blog-related-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .blog-hero h1 {
    font-size: 1.75rem;
  }

  .blog-post-hero h1 {
    font-size: 1.5rem;
  }

  .blog-content {
    padding: 1.5rem 1rem 2rem;
  }
}

/* Blog Pagination */
.blog-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-top: 3rem;
  padding: 1rem 0;
}

.pag-btn {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.pag-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.pag-btn.active {
  background: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
}

/* Related post thumbnails */
.blog-related-card {
  display: flex;
  flex-direction: column;
}

.blog-related-thumb {
  width: 100%;
  height: 140px;
  border-radius: 8px 8px 0 0;
  overflow: hidden;
  background: var(--bg-secondary);
}

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