/* ============================================================
   Blocksy Theme — Single Article Page
   Classes match single-article.php exactly
   ============================================================ */

/* ── Hero Section ── */
.article-hero {
  position: relative;
  background: linear-gradient(135deg, var(--blk-color-dark) 0%, #1e3a8a 60%, #312e81 100%);
  color: #fff;
  padding: 3.5rem 0 3rem;
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.article-hero-pattern {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.article-hero-inner {
  position: relative;
  text-align: center;
}

.article-hero-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff;
  padding: 6px 18px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 0.8rem;
}

.article-hero-category {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--blk-color-accent);
  color: var(--blk-color-dark) !important;
  padding: 4px 14px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
}

.article-hero-inner h1 {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  font-weight: 800;
  color: #fff;
  margin-bottom: 1rem;
  line-height: 1.3;
}

.article-hero-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.72);
}

.article-hero-meta-item {
  display: flex;
  align-items: center;
  gap: 5px;
}

.article-hero-meta-item svg {
  flex-shrink: 0;
}

.article-hero-meta a {
  color: var(--blk-color-accent) !important;
  font-weight: 600;
}

/* ── Two-Column Layout ── */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 1.5rem;
  align-items: start;
  margin-bottom: 2rem;
}

/* ── Article Body ── */
.article-body {
  background: var(--blk-color-surface);
  border-radius: var(--blk-radius-xl);
  border: 1px solid var(--blk-color-border);
  box-shadow: var(--blk-shadow-card);
  overflow: hidden;
}

.article-body-content {
  padding: 2rem 2.5rem;
  font-size: 1rem;
  line-height: 2;
  color: var(--blk-color-text);
}

.article-body-content h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 2rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--blk-color-primary-light);
}

.article-body-content h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 1.5rem 0 0.75rem;
  color: var(--blk-color-primary);
}

.article-body-content p {
  margin-bottom: 1.25rem;
}

.article-body-content blockquote {
  border-right: 4px solid var(--blk-color-primary);
  padding: 1rem 1.5rem;
  background: var(--blk-color-primary-light);
  border-radius: 0 var(--blk-radius-md) var(--blk-radius-md) 0;
  margin: 1.5rem 0;
  color: var(--blk-color-text-muted);
  font-family: var(--blk-font-serif);
  font-size: 1.05rem;
}

.article-body-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--blk-radius-md);
  margin: 1.5rem 0;
}

.article-body-content ul,
.article-body-content ol {
  margin: 1rem 0;
  padding-right: 1.5rem;
}

.article-body-content li {
  margin-bottom: 0.5rem;
}

.article-empty-content {
  color: var(--blk-color-text-muted);
  font-style: italic;
}

.article-body-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--blk-color-border-light);
  background: var(--blk-color-surface-2);
  flex-wrap: wrap;
  gap: 0.75rem;
}

.article-reading-time {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--blk-color-text-muted);
  font-weight: 500;
}

.article-share {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.article-share-label {
  font-size: 0.8rem;
  color: var(--blk-color-text-muted);
  font-weight: 600;
}

.article-share-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--blk-radius-full);
  background: var(--blk-color-bg);
  border: 1.5px solid var(--blk-color-border);
  color: var(--blk-color-text-muted);
  cursor: pointer;
  transition: all 0.2s;
}

.article-share-btn:hover {
  background: var(--blk-color-primary-light);
  color: var(--blk-color-primary);
  border-color: var(--blk-color-primary);
}

/* ── Sidebar ── */
.article-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.article-info-card {
  background: var(--blk-color-surface);
  border: 1px solid var(--blk-color-border);
  border-radius: var(--blk-radius-xl);
  padding: 1.25rem;
  box-shadow: var(--blk-shadow-sm);
}

.article-card-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--blk-color-text);
  margin-bottom: 0.85rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--blk-color-border-light);
  display: flex;
  align-items: center;
  gap: 6px;
}

.article-info-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--blk-color-border-light);
  font-size: 0.85rem;
  gap: 0.5rem;
}

.article-info-item:last-child {
  border-bottom: none;
}

.article-info-key {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--blk-color-text-muted);
  font-weight: 500;
  flex-shrink: 0;
}

.article-info-val {
  font-weight: 600;
  color: var(--blk-color-text);
  text-align: left;
}

.article-actions-card {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  background: var(--blk-color-surface);
  border: 1px solid var(--blk-color-border);
  border-radius: var(--blk-radius-xl);
  padding: 1rem;
  box-shadow: var(--blk-shadow-sm);
}

.article-action-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0.6rem 1rem;
  border-radius: var(--blk-radius-md);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  background: var(--blk-color-bg);
  border: 1.5px solid var(--blk-color-border);
  color: var(--blk-color-text-muted) !important;
  text-decoration: none !important;
  font-family: inherit;
  width: 100%;
}

.article-action-btn:hover {
  background: var(--blk-color-primary-light);
  color: var(--blk-color-primary) !important;
  border-color: var(--blk-color-primary);
}

/* ── Author Card ── */
.article-author-card {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.5rem;
  background: var(--blk-color-surface);
  border-radius: var(--blk-radius-xl);
  border: 1px solid var(--blk-color-border);
  box-shadow: var(--blk-shadow-card);
  margin-bottom: 1.5rem;
  transition: box-shadow 0.2s;
}

.article-author-card:hover {
  box-shadow: var(--blk-shadow-lg);
}

.article-author-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blk-color-primary), var(--blk-color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

.article-author-info {
  flex: 1;
  min-width: 0;
}

.article-author-label {
  font-size: 0.78rem;
  color: var(--blk-color-text-muted);
  font-weight: 500;
}

.article-author-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--blk-color-primary) !important;
  text-decoration: none;
  display: block;
}

.article-author-name:hover {
  text-decoration: underline;
}

.article-author-date {
  font-size: 0.82rem;
  color: var(--blk-color-text-muted);
  margin-top: 2px;
}

.article-author-link {
  flex-shrink: 0;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--blk-color-primary) !important;
  text-decoration: none;
  padding: 6px 14px;
  border: 1.5px solid var(--blk-color-primary-light);
  border-radius: var(--blk-radius-full);
  transition: all 0.2s;
}

.article-author-link:hover {
  background: var(--blk-color-primary);
  color: #fff !important;
  border-color: var(--blk-color-primary);
}

/* ── Related Articles ── */
.article-related-section {
  margin-bottom: 2rem;
}

.article-related-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--blk-color-text);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.article-related-title::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 1.2em;
  background: linear-gradient(to bottom, var(--blk-color-primary), var(--blk-color-accent));
  border-radius: var(--blk-radius-full);
}

.article-related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}

.article-related-card {
  display: block;
  padding: 1.1rem 1.2rem;
  background: var(--blk-color-surface);
  border: 1px solid var(--blk-color-border);
  border-radius: var(--blk-radius-lg);
  text-decoration: none !important;
  transition: all 0.2s;
  box-shadow: var(--blk-shadow-sm);
}

.article-related-card:hover {
  box-shadow: var(--blk-shadow-hover);
  transform: translateY(-2px);
  border-color: var(--blk-color-primary-light);
}

.article-related-card-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--blk-color-text);
  margin-bottom: 4px;
  line-height: 1.4;
}

.article-related-card:hover .article-related-card-title {
  color: var(--blk-color-primary);
}

.article-related-card-author {
  font-size: 0.78rem;
  color: var(--blk-color-primary);
  font-weight: 600;
  margin-bottom: 4px;
}

.article-related-card-excerpt {
  font-size: 0.8rem;
  color: var(--blk-color-text-muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .article-layout {
    grid-template-columns: 1fr;
  }

  .article-sidebar {
    order: -1;
    flex-direction: row;
    flex-wrap: wrap;
  }

  .article-sidebar > * {
    flex: 1 1 calc(50% - 0.5rem);
    min-width: 200px;
  }
}

@media (max-width: 640px) {
  .article-hero {
    padding: 2.5rem 1rem 2rem;
  }

  .article-hero-inner h1 {
    font-size: 1.3rem;
  }

  .article-body-content {
    padding: 1.25rem;
  }

  .article-body-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .article-sidebar > * {
    flex: 1 1 100%;
  }

  .article-author-card {
    flex-wrap: wrap;
  }

  .article-related-grid {
    grid-template-columns: 1fr;
  }
}