/* Blog Landing Page Styles */

/* Hero Section */
.blog-hero {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-darker) 100%);
  padding: 4rem 0;
  text-align: center;
  position: relative;
}

.blog-hero h1 {
  color: var(--text-primary);
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 1rem;
  font-weight: 700;
}

.blog-hero p {
  color: var(--text-secondary);
  font-size: 1.2rem;
  max-width: 600px;
  margin: 0 auto 2rem;
}

/* Search and Filters */
.blog-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
  padding: 0 1rem;
}

.blog-search {
  flex: 1;
  min-width: 250px;
  max-width: 400px;
}

.blog-search input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-m);
  background: var(--content-bg);
  color: var(--text-primary);
  font-size: 1rem;
}

.blog-search input:focus {
  outline: none;
  border-color: var(--accent-green);
  box-shadow: 0 0 0 2px var(--accent-green-glow);
}

.blog-sort {
  min-width: 150px;
}

.blog-sort select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-m);
  background: var(--content-bg);
  color: var(--text-primary);
  font-size: 1rem;
}

/* Tag Filters */
.tag-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 2rem;
  padding: 0 1rem;
}

.tag-filter-btn {
  padding: 0.5rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-pill);
  background: var(--content-bg);
  color: var(--text-secondary);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tag-filter-btn:hover {
  background: var(--accent-green-glow);
  color: var(--accent-green);
  border-color: var(--accent-green);
}

.tag-filter-btn.active {
  background: var(--accent-green);
  color: var(--primary-dark);
  border-color: var(--accent-green);
}

/* Articles Grid */
.blog-articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  padding: 0 1rem;
}

.blog-article-card {
  background: var(--content-bg);
  border-radius: var(--radius-m);
  padding: 2rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
}

.blog-article-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-green), var(--accent-gold));
  transform: scaleX(0);
  transition: transform var(--transition-fast);
}

.blog-article-card:hover::before {
  transform: scaleX(1);
}

.blog-article-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-deep);
}

.blog-article-card .article-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.blog-article-card .article-category {
  background: var(--accent-green-glow);
  color: var(--accent-green);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-s);
  font-weight: 600;
}

.blog-article-card h3 {
  color: var(--text-primary);
  margin-bottom: 1rem;
  font-size: 1.3rem;
  line-height: 1.3;
}

.blog-article-card h3 a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.blog-article-card h3 a:hover {
  color: var(--accent-green);
}

.blog-article-card p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.blog-article-card .article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.blog-article-card .article-tag {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-s);
  font-size: 0.7rem;
  font-weight: 600;
}

.blog-article-card .article-author {
  color: var(--accent-green);
  font-size: 0.8rem;
  font-weight: 600;
  margin-top: auto;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin: 3rem 0;
  padding: 0 1rem;
}

.pagination-btn {
  padding: 0.75rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-s);
  background: var(--content-bg);
  color: var(--text-secondary);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  min-width: 44px;
}

.pagination-btn:hover {
  background: var(--accent-green-glow);
  color: var(--accent-green);
  border-color: var(--accent-green);
}

.pagination-btn.active {
  background: var(--accent-green);
  color: var(--primary-dark);
  border-color: var(--accent-green);
}

.pagination-ellipsis {
  padding: 0.75rem 0.5rem;
  color: var(--text-secondary);
}

/* Blog Stats */
#blog-stats {
  text-align: center;
  margin: 1rem 0;
  padding: 0 1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .blog-controls {
    flex-direction: column;
    align-items: stretch;
  }
  
  .blog-search {
    min-width: auto;
    max-width: none;
  }
  
  .blog-sort {
    min-width: auto;
  }
  
  .blog-articles-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .blog-article-card {
    padding: 1.5rem;
  }
  
  .tag-filters {
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 0.5rem;
  }
  
  .tag-filter-btn {
    white-space: nowrap;
    flex-shrink: 0;
  }
  
  .pagination {
    flex-wrap: wrap;
    gap: 0.25rem;
  }
  
  .pagination-btn {
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
    min-width: 36px;
  }
}

@media (max-width: 480px) {
  .blog-hero {
    padding: 2rem 0;
  }
  
  .blog-hero h1 {
    font-size: 2rem;
  }
  
  .blog-hero p {
    font-size: 1rem;
  }
  
  .blog-controls {
    gap: 0.5rem;
  }
  
  .blog-articles-grid {
    gap: 1rem;
  }
  
  .blog-article-card {
    padding: 1rem;
  }
  
  .blog-article-card h3 {
    font-size: 1.1rem;
  }
}

/* Loading States */
.blog-loading {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 3rem;
  color: var(--text-secondary);
}

.blog-loading::after {
  content: '';
  width: 20px;
  height: 20px;
  border: 2px solid var(--accent-green-glow);
  border-top: 2px solid var(--accent-green);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-left: 1rem;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Empty State */
.blog-empty {
  text-align: center;
  padding: 3rem;
  color: var(--text-secondary);
}

.blog-empty h3 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

/* Sticky Filters (when scrolling) */
.tag-filters.sticky {
  position: sticky;
  top: 0;
  background: var(--primary-darker);
  padding: 1rem;
  z-index: 100;
  backdrop-filter: blur(10px);
}