/* Blog-specific styles */

/* ========== Blog Index Page ========== */

.blog-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-xxl);
}

.blog-header h1 {
  font-size: var(--font-size-5xl);
  margin-bottom: var(--spacing-md);
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.blog-header .lead {
  font-size: var(--font-size-xl);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xxl);
}

.blog-post-card {
  background-color: var(--color-surface);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.blog-post-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px -10px rgba(0, 124, 137, 0.2);
}

.blog-post-image {
  height: 180px;
  background: linear-gradient(135deg, #0a1628 0%, #1a2942 50%, #0d1b2a 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.blog-post-image::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(0, 180, 166, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(0, 124, 137, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.blog-post-icon {
  font-size: 3rem;
  opacity: 0.3;
  z-index: 1;
}

.blog-post-content {
  padding: var(--spacing-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-post-category {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.blog-post-card h2 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
  line-height: 1.3;
}

.blog-post-card h2 a {
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.blog-post-card h2 a:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.blog-post-excerpt {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
  flex: 1;
}

.blog-post-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
}

.blog-post-reading-time {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.blog-post-cta {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: gap var(--transition-fast);
}

.blog-post-cta:hover {
  gap: var(--spacing-sm);
  text-decoration: none;
}

/* ========== Blog Post View Page ========== */

.blog-post-header {
  max-width: 800px;
  margin: 0 auto var(--spacing-xxl);
  text-align: center;
}

.blog-post-header .blog-post-category {
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-md);
}

.blog-post-header h1 {
  font-size: var(--font-size-5xl);
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

.blog-post-header-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-lg);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  flex-wrap: wrap;
}

.blog-post-header-meta span {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

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

.blog-post-body {
  background-color: var(--color-surface);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-xxl);
  margin-bottom: var(--spacing-xl);
  border: 1px solid var(--color-border);
}

/* Enhanced typography for blog posts */
.blog-post-body h1,
.blog-post-body h2,
.blog-post-body h3,
.blog-post-body h4,
.blog-post-body h5,
.blog-post-body h6 {
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
}

.blog-post-body h1 {
  font-size: var(--font-size-4xl);
  padding-bottom: var(--spacing-sm);
  border-bottom: 3px solid var(--color-primary);
}

.blog-post-body h2 {
  font-size: var(--font-size-3xl);
  padding-bottom: var(--spacing-xs);
  border-bottom: 2px solid var(--color-border);
}

.blog-post-body h3 {
  font-size: var(--font-size-2xl);
}

.blog-post-body h4 {
  font-size: var(--font-size-xl);
}

.blog-post-body p {
  font-size: var(--font-size-lg);
  line-height: 1.8;
  margin-bottom: var(--spacing-lg);
  color: var(--color-text);
}

.blog-post-body a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-color: rgba(0, 124, 137, 0.3);
  text-underline-offset: 3px;
  transition: text-decoration-color var(--transition-fast);
}

.blog-post-body a:hover {
  text-decoration-color: var(--color-primary);
}

.blog-post-body strong {
  font-weight: 700;
  color: var(--color-primary-dark);
}

.blog-post-body em {
  font-style: italic;
  color: var(--color-primary);
}

.blog-post-body ul,
.blog-post-body ol {
  margin-bottom: var(--spacing-lg);
  padding-left: var(--spacing-xl);
}

.blog-post-body li {
  font-size: var(--font-size-lg);
  line-height: 1.8;
  margin-bottom: var(--spacing-sm);
  list-style: inherit;
}

.blog-post-body blockquote {
  border-left: 4px solid var(--color-primary);
  padding-left: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
  font-style: italic;
  color: var(--color-text-secondary);
  background-color: rgba(0, 124, 137, 0.05);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--border-radius-md);
}

.blog-post-body code {
  background-color: rgba(0, 0, 0, 0.05);
  padding: 2px 6px;
  border-radius: var(--border-radius-sm);
  font-family: 'Monaco', 'Menlo', 'Courier New', monospace;
  font-size: 0.9em;
  color: var(--color-primary-dark);
}

.theme-dark .blog-post-body code {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-secondary);
}

.blog-post-body pre {
  background-color: #1e1e1e;
  color: #d4d4d4;
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  overflow-x: auto;
  margin: var(--spacing-lg) 0;
  border: 1px solid var(--color-border);
}

.blog-post-body pre code {
  background-color: transparent;
  padding: 0;
  color: inherit;
  font-size: var(--font-size-sm);
  line-height: 1.6;
}

.blog-post-body table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--spacing-xl) 0;
  font-size: var(--font-size-base);
}

.blog-post-body table thead {
  background-color: var(--color-primary);
  color: white;
}

.blog-post-body table th,
.blog-post-body table td {
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--color-border);
  text-align: left;
}

.blog-post-body table tbody tr:nth-child(even) {
  background-color: rgba(0, 124, 137, 0.03);
}

.blog-post-body table tbody tr:hover {
  background-color: rgba(0, 124, 137, 0.08);
}

.blog-post-body hr {
  border: none;
  border-top: 2px solid var(--color-border);
  margin: var(--spacing-xxl) 0;
}

.blog-post-body img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius-md);
  margin: var(--spacing-xl) 0;
  box-shadow: var(--shadow-lg);
}

/* Table of Contents */
.blog-toc {
  background-color: rgba(0, 124, 137, 0.05);
  border-left: 4px solid var(--color-primary);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  border-radius: var(--border-radius-md);
}

.blog-toc h2 {
  font-size: var(--font-size-lg);
  margin-top: 0;
  margin-bottom: var(--spacing-md);
  border: none;
  padding: 0;
}

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

.blog-toc li {
  margin-bottom: var(--spacing-xs);
  font-size: var(--font-size-base);
}

.blog-toc a {
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

/* Share buttons */
.blog-share {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background-color: var(--color-surface);
  border-radius: var(--border-radius-lg);
  margin-bottom: var(--spacing-xl);
  border: 1px solid var(--color-border);
}

.blog-share h3 {
  font-size: var(--font-size-base);
  margin: 0;
  color: var(--color-text-secondary);
}

.blog-share-buttons {
  display: flex;
  gap: var(--spacing-sm);
}

.blog-share-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-full);
  background-color: var(--color-background);
  color: var(--color-text);
  text-decoration: none;
  transition: transform var(--transition-fast), background-color var(--transition-fast);
  border: 1px solid var(--color-border);
}

.blog-share-button:hover {
  transform: translateY(-2px);
  background-color: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

/* Reading progress bar */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: rgba(0, 124, 137, 0.1);
  z-index: var(--z-index-fixed);
}

.reading-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  width: 0%;
  transition: width 150ms ease-out;
}

/* Blog navigation */
.blog-post-navigation {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
  flex-wrap: wrap;
}

.blog-post-navigation .btn {
  flex: 1;
  min-width: 200px;
}

/* Related posts */
.blog-related {
  margin-top: var(--spacing-xxl);
  padding-top: var(--spacing-xxl);
  border-top: 2px solid var(--color-border);
}

.blog-related h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-xl);
  text-align: center;
}

.blog-related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

/* Mobile optimizations */
@media (max-width: 768px) {
  .blog-header h1 {
    font-size: var(--font-size-4xl);
  }
  
  .blog-grid {
    grid-template-columns: 1fr;
  }
  
  .blog-post-header h1 {
    font-size: var(--font-size-3xl);
  }
  
  .blog-post-body {
    padding: var(--spacing-lg);
  }
  
  .blog-post-body h1 {
    font-size: var(--font-size-3xl);
  }
  
  .blog-post-body h2 {
    font-size: var(--font-size-2xl);
  }
  
  .blog-post-body p,
  .blog-post-body li {
    font-size: var(--font-size-base);
  }
  
  .blog-share {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Print styles for blog posts */
@media print {
  .blog-post-header-meta,
  .blog-share,
  .blog-post-navigation,
  .blog-related,
  .reading-progress {
    display: none;
  }
  
  .blog-post-body {
    border: none;
    padding: 0;
    background: none;
  }
}