/* ============================================
   QA Network — Blog Post Styles
   ============================================ */

.blog-post {
  padding: calc(var(--nav-height) + var(--space-3xl)) 0 var(--space-4xl);
}

.blog-post .container {
  max-width: 780px;
}

.blog-post-header {
  margin-bottom: var(--space-3xl);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
  transition: color 0.2s ease;
}

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

.blog-post-header .blog-category {
  position: static;
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  background: rgba(0, 168, 232, 0.1);
  border: 1px solid rgba(0, 168, 232, 0.2);
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-md);
}

.blog-post-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  line-height: 1.3;
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

.meta-separator {
  color: var(--color-border);
}

/* Blog Body */

.blog-post-body {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--color-text);
}

.blog-post-body .lead {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  line-height: 1.9;
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid var(--color-border);
}

.blog-post-body h2 {
  font-size: 1.5rem;
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
  color: var(--color-text-heading);
}

.blog-post-body h3 {
  font-size: 1.2rem;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
  color: var(--color-text-heading);
}

.blog-post-body p {
  margin-bottom: var(--space-lg);
}

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

.blog-post-body ul {
  list-style: disc;
}

.blog-post-body ol {
  list-style: decimal;
}

.blog-post-body li {
  margin-bottom: var(--space-sm);
  line-height: 1.8;
}

.blog-post-body li strong {
  color: var(--color-text-heading);
}

.blog-post-body blockquote {
  margin: var(--space-xl) 0;
  padding: var(--space-lg) var(--space-xl);
  background: var(--color-surface);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.blog-post-body blockquote p {
  margin-bottom: 0;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.blog-post-body code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  padding: 2px 6px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  color: var(--color-primary);
}

.blog-post-body a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

/* Comparison Table */

.comparison-table {
  margin: var(--space-xl) 0;
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.comparison-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.comparison-table thead {
  background: var(--color-surface);
}

.comparison-table th {
  padding: var(--space-md) var(--space-lg);
  text-align: left;
  font-weight: 600;
  color: var(--color-text-heading);
  border-bottom: 1px solid var(--color-border);
}

.comparison-table td {
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

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

.comparison-table tr:hover td {
  background: rgba(0, 168, 232, 0.03);
}

/* Blog Post Footer */

.blog-post-footer {
  margin-top: var(--space-3xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
}

.post-tags span {
  padding: var(--space-xs) var(--space-md);
  background: rgba(0, 168, 232, 0.08);
  border: 1px solid rgba(0, 168, 232, 0.15);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-primary);
}

.post-nav {
  display: flex;
  justify-content: space-between;
  gap: var(--space-lg);
}

.post-nav-link {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
}

.post-nav-link:hover {
  color: var(--color-accent);
}

.post-nav-link span {
  font-size: 0.82rem;
  font-weight: 400;
  color: var(--color-text-muted);
}

.post-nav-link:not(.post-nav-prev) {
  text-align: right;
  margin-left: auto;
}

@media (max-width: 768px) {
  .blog-post .container {
    max-width: 100%;
  }

  .blog-post-body {
    font-size: 1rem;
  }

  .comparison-table {
    font-size: 0.82rem;
  }

  .post-nav {
    flex-direction: column;
  }

  .post-nav-link:not(.post-nav-prev) {
    text-align: left;
    margin-left: 0;
  }
}