/* Specific styles for the blog index page */
.blog-container {
  max-width: 800px;
  margin: 2rem auto;
  padding: 2.5rem;
  background-color: var(--color-background-light);
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.1);
}
.blog-container h1 {
  font-size: 2.8rem;
  margin-bottom: 1.5rem;
  color: var(--color-text-dark);
}
.blog-container p {
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 2rem;
  color: var(--color-text-medium);
}
.blog-post-placeholder {
  border: 1px dashed var(--color-border-light);
  padding: 2rem;
  text-align: center;
  color: var(--color-text-light);
  font-style: italic;
  margin-top: 3rem;
  border-radius: 8px;
}
.blog-nav a {
  display: inline-block;
  margin-top: 1.5rem;
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
}
.blog-nav a:hover {
  text-decoration: underline;
}
.blog-post-preview {
  background-color: var(--color-background-light); /* Or a slightly different shade */
  border: 1px solid var(--color-border-light);
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 16px rgba(0,0,0,0.05);
  transition: transform 0.2s ease-in-out;
}
.blog-post-preview:hover {
  transform: translateY(-5px);
}
.blog-post-preview h2 {
  font-size: 1.6rem;
  margin-top: 0;
  margin-bottom: 0.8rem;
}
.blog-post-preview h2 a {
  color: var(--color-text-dark);
  text-decoration: none;
}
.blog-post-preview h2 a:hover {
  text-decoration: underline;
}
.blog-post-preview .meta-description {
  font-size: 0.9rem;
  color: var(--color-text-medium);
  line-height: 1.6;
  margin-bottom: 1rem;
}
.blog-post-preview .read-more a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
}
.blog-post-preview .read-more a:hover {
  text-decoration: underline;
}
/* Styles for Table of Contents */
.table-of-contents {
    background-color: var(--color-background-dark);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 2rem;
    box-shadow: 0 4px 16px rgba(0,0,0,0.05);
}
.table-of-contents h2 {
    font-size: 1.8rem;
    color: var(--color-primary);
    margin-top: 0;
    margin-bottom: 1rem;
}
.table-of-contents ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 0.5rem;
}
.table-of-contents li {
    margin-bottom: 0.5rem;
}
.table-of-contents a {
    color: var(--color-text-light);
    text-decoration: none;
    font-weight: 500;
    display: block;
    padding: 0.3rem 0;
    transition: color 0.2s ease-in-out;
}
.table-of-contents a:hover {
    color: var(--color-accent);
    text-decoration: underline;
}
/* Styles for Category Headers */
.blog-posts-category h2 {
  font-size: 2rem;
  color: var(--color-text-dark);
  margin-top: 3rem;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid var(--color-border-light);
  padding-bottom: 0.5rem;
}

/* New: Search Section */
.search-section {
  margin-bottom: 2rem;
}
#blog-search {
  width: 100%;
  padding: 1rem 1.5rem;
  font-size: 1.1rem;
  border: 2px solid var(--color-border-light);
  border-radius: 30px;
  background-color: var(--color-background-light);
  color: var(--color-text-dark);
  transition: border-color 0.3s ease;
}
#blog-search:focus {
  outline: none;
  border-color: var(--color-primary);
}

/* New: Deep Dive Highlight */
.deep-dive-highlight {
  background: linear-gradient(135deg, var(--color-background-dark), #2c3e50);
  padding: 2rem;
  border-radius: 12px;
  margin-bottom: 3rem;
  color: var(--color-text-light);
}
.deep-dive-highlight h2 {
  color: var(--color-accent);
  margin-top: 0;
  margin-bottom: 0.5rem;
}
.deep-dive-highlight p {
  color: rgba(255,255,255,0.8);
  margin-bottom: 1.5rem;
}
.highlight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}
.highlight-item {
  background: rgba(255,255,255,0.05);
  padding: 1rem;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.1);
  transition: background 0.3s ease;
}
.highlight-item:hover {
  background: rgba(255,255,255,0.1);
}
.highlight-item h3 {
  font-size: 1.1rem;
  margin: 0 0 0.5rem 0;
}
.highlight-item h3 a {
  color: var(--color-accent);
  text-decoration: none;
}
.highlight-item p {
  font-size: 0.85rem;
  margin: 0;
  line-height: 1.4;
}