/* ===== BLOG STYLES ===== */

/* --- Breadcrumb --- */
.breadcrumb {
  padding: 1rem 0 0;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}
.breadcrumb a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s;
}
.breadcrumb a:hover {
  color: var(--color-accent);
  text-decoration: underline;
}
.breadcrumb .breadcrumb__sep {
  margin: 0 0.5rem;
  opacity: 0.5;
}

/* --- Blog Index Grid --- */
.blog-hero {
  padding: 6rem 0 2rem;
  text-align: center;
}
.blog-hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
}
.blog-hero p {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
  padding: 2rem 0 4rem;
}

/* --- Blog Card --- */
.blog-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  box-shadow: var(--card-shadow);
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}
[data-theme="dark"] .blog-card:hover {
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
}
.blog-card__body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.blog-card__meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.75rem;
}
.blog-card__meta span {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.blog-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 0.625rem;
}
.blog-card__title a {
  color: var(--color-text);
  text-decoration: none;
  transition: color 0.2s;
}
.blog-card__title a:hover {
  color: var(--color-primary);
}
.blog-card__desc {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
  flex: 1;
}
.blog-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 1.25rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  transition: gap 0.2s;
}
.blog-card__link:hover {
  gap: 0.6rem;
}
.blog-card__link::after {
  content: "\2192";
}

/* --- Blog Post Article --- */
.blog-post {
  max-width: 750px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

.blog-post__header {
  padding: 6rem 0 2rem;
  text-align: center;
  max-width: 750px;
  margin: 0 auto;
}
.blog-post__header h1 {
  font-size: clamp(1.75rem, 4.5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
}
.blog-post__meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  flex-wrap: wrap;
}
.blog-post__meta span {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

/* --- Post Typography --- */
.blog-post h2 {
  font-size: clamp(1.375rem, 3vw, 1.75rem);
  font-weight: 700;
  margin: 2.5rem 0 1rem;
  line-height: 1.3;
  color: var(--color-text);
}
.blog-post h3 {
  font-size: clamp(1.125rem, 2.5vw, 1.375rem);
  font-weight: 600;
  margin: 2rem 0 0.75rem;
  line-height: 1.35;
  color: var(--color-text);
}
.blog-post h4 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin: 1.5rem 0 0.5rem;
  color: var(--color-text);
}
.blog-post p {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: 1.25rem;
}
.blog-post ul,
.blog-post ol {
  margin: 1rem 0 1.5rem 1.5rem;
  color: var(--color-text-secondary);
  font-size: 1.0625rem;
  line-height: 1.8;
}
.blog-post li {
  margin-bottom: 0.5rem;
}
.blog-post strong {
  color: var(--color-text);
  font-weight: 600;
}
.blog-post blockquote {
  border-left: 4px solid var(--color-primary);
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  background: var(--color-surface);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-family: var(--font-accent);
  font-style: italic;
  font-size: 1.125rem;
  color: var(--color-text);
  line-height: 1.7;
}

/* --- Callout / CTA Box --- */
.blog-callout {
  background: linear-gradient(135deg, rgba(46, 187, 237, 0.08), rgba(13, 103, 158, 0.08));
  border: 1px solid rgba(46, 187, 237, 0.25);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
  margin: 2rem 0;
  text-align: center;
}
[data-theme="dark"] .blog-callout {
  background: linear-gradient(135deg, rgba(46, 187, 237, 0.06), rgba(13, 103, 158, 0.06));
  border-color: rgba(46, 187, 237, 0.2);
}
.blog-callout p {
  color: var(--color-text);
  font-size: 1.0625rem;
  margin-bottom: 1rem;
}
.blog-callout p:last-child {
  margin-bottom: 0;
}
.blog-callout .btn {
  margin-top: 0.5rem;
}

/* --- Related Posts --- */
.blog-related {
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--card-border);
}
.blog-related h2 {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  text-align: center;
}
.blog-related__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}
.blog-related__card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
  display: block;
}
.blog-related__card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}
.blog-related__card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.375rem;
  color: var(--color-text);
}
.blog-related__card p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* --- FAQ Section --- */
.blog-faq {
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--card-border);
}
.blog-faq h2 {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}
.faq-item {
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  overflow: hidden;
}
.faq-item summary {
  padding: 1rem 1.25rem;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  color: var(--color-text);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: background 0.2s;
}
.faq-item summary:hover {
  background: var(--color-surface);
}
.faq-item summary::after {
  content: "+";
  font-size: 1.25rem;
  font-weight: 300;
  color: var(--color-primary);
  flex-shrink: 0;
  transition: transform 0.2s;
}
.faq-item[open] summary::after {
  content: "\2212";
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item .faq-answer {
  padding: 0 1.25rem 1.25rem;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.75;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .blog-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .blog-post {
    padding: 0 1rem 3rem;
  }
  .blog-post__header {
    padding: 5rem 1rem 1.5rem;
  }
  .blog-callout {
    padding: 1.25rem 1.5rem;
  }
  .blog-related__grid {
    grid-template-columns: 1fr;
  }
  .blog-hero {
    padding: 5rem 1rem 1.5rem;
  }
}

@media (max-width: 480px) {
  .blog-card__body {
    padding: 1.25rem;
  }
  .blog-post__meta {
    flex-direction: column;
    gap: 0.35rem;
  }
}