/* Blog Listing Page */
.blog-hero {
  padding: 4rem 0 2rem;
  text-align: center;
}

.blog-hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.blog-hero p {
  color: var(--muted);
  font-size: 1.15rem;
  max-width: 640px;
  margin: 0 auto;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
  padding: 2rem 0 4rem;
}

.blog-card {
  background: var(--card);
  color: var(--text-dark);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 32px 72px rgba(10, 20, 40, 0.28);
}

.blog-card__thumb {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
}

.blog-card__thumb svg {
  width: 100%;
  height: 100%;
}

.blog-card__body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card__tag {
  display: inline-block;
  background: rgba(79, 124, 255, 0.1);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.3rem 0.7rem;
  border-radius: 6px;
  margin-bottom: 0.75rem;
  width: fit-content;
}

.blog-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 0.75rem;
}

.blog-card__excerpt {
  color: #5a6577;
  font-size: 0.95rem;
  line-height: 1.6;
  flex: 1;
}

.blog-card__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid #e8ecf2;
  font-size: 0.85rem;
  color: var(--muted);
}

.blog-card__read {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
}

/* Blog Subcategory Sections */
.blog-category {
  margin-bottom: 1rem;
}

.blog-category__header {
  margin-bottom: 0.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid rgba(79, 124, 255, 0.15);
}

.blog-category__header h2 {
  font-size: 1.5rem;
  font-weight: 700;
}

.blog-category__header p {
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: 0.35rem;
}

/* Blog Post Page */
.blog-post {
  padding: 3rem 0 4rem;
}

.blog-post__header {
  max-width: 800px;
  margin: 0 auto 2.5rem;
  text-align: center;
}

.blog-post__tag {
  display: inline-block;
  background: rgba(79, 124, 255, 0.1);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.35rem 0.8rem;
  border-radius: 6px;
  margin-bottom: 1rem;
}

.blog-post__title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.blog-post__meta {
  color: var(--muted);
  font-size: 0.95rem;
}

.blog-post__meta span {
  margin: 0 0.5rem;
}

.blog-post__hero-img {
  max-width: 900px;
  margin: 0 auto 3rem;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.blog-post__hero-img svg {
  width: 100%;
  height: auto;
  display: block;
}

.blog-post__content {
  max-width: 780px;
  margin: 0 auto;
  font-size: 1.1rem;
  line-height: 1.8;
}

.blog-post__content h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin: 2.5rem 0 1rem;
  padding-top: 1rem;
}

.blog-post__content h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin: 2rem 0 0.75rem;
}

.blog-post__content p {
  margin-bottom: 1.25rem;
}

.blog-post__content ul,
.blog-post__content ol {
  margin: 1rem 0 1.5rem 1.5rem;
}

.blog-post__content li {
  margin-bottom: 0.5rem;
}

.blog-post__content strong {
  font-weight: 700;
}

.blog-post__content code {
  background: rgba(79, 124, 255, 0.08);
  color: var(--primary);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.95em;
}

.blog-post__content pre {
  background: #1a1e2a;
  color: #e0e6f0;
  padding: 1.5rem;
  border-radius: 12px;
  overflow-x: auto;
  margin: 1.5rem 0;
  font-size: 0.9rem;
  line-height: 1.6;
}

.blog-post__content pre code {
  background: none;
  color: inherit;
  padding: 0;
}

.blog-post__content blockquote {
  border-left: 4px solid var(--primary);
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  background: rgba(79, 124, 255, 0.05);
  border-radius: 0 12px 12px 0;
  font-style: italic;
}

.blog-post__diagram {
  margin: 2rem auto;
  max-width: 800px;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(10, 20, 40, 0.12);
}

.blog-post__diagram svg {
  width: 100%;
  height: auto;
  display: block;
}

.blog-post__diagram figcaption {
  text-align: center;
  font-size: 0.9rem;
  color: var(--muted);
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.03);
}

/* CTA at bottom of blog post */
.blog-cta {
  max-width: 780px;
  margin: 3rem auto 0;
  background: var(--card);
  color: var(--text-dark);
  padding: 2.5rem;
  border-radius: 18px;
  box-shadow: var(--shadow);
  text-align: center;
}

.blog-cta h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.blog-cta p {
  color: #5a6577;
  margin-bottom: 1.5rem;
}

.blog-cta .button {
  display: inline-block;
}

/* Back to blog link */
.blog-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  transition: color 0.2s ease;
}

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

/* Responsive */
@media (max-width: 760px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }

  .blog-post__title {
    font-size: 1.75rem;
  }

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

  .blog-post__content {
    font-size: 1rem;
  }
}