/* Article Page Layout */
.article-container {
  display: grid;
  grid-template-columns: 2.2fr 1fr;
  gap: 2.5rem;
  padding: 3rem 0;
}

.article-content-wrapper {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

/* Article Header */
.article-header {
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1.5rem;
}

.article-category-badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.article-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.article-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.article-meta-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

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

.article-author-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--border-radius-full);
}

.article-author-name {
  font-weight: 600;
  font-size: 0.9rem;
}

.article-date-read {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

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

/* Social Share Buttons */
.share-btn {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 0.4rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.share-btn:hover {
  background-color: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
}

.share-btn svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

/* Article Body Typography */
.article-body {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

.article-body p {
  margin-bottom: 1.5rem;
}

.article-body h2 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.article-body h3 {
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.article-body ul, .article-body ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

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

.article-body blockquote {
  border-left: 4px solid var(--primary);
  padding: 1rem 1.5rem;
  background-color: var(--bg-tertiary);
  border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
  margin: 1.5rem 0;
  font-style: italic;
  color: var(--text-primary);
}

/* Code Blocks Styling */
.code-block-container {
  position: relative;
  margin: 1.5rem 0;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.code-block-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #1e293b;
  color: #94a3b8;
  padding: 0.5rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  border-bottom: 1px solid #334155;
}

.code-block-lang {
  font-weight: 600;
  text-transform: uppercase;
}

.copy-code-btn {
  background: none;
  border: 1px solid #475569;
  border-radius: var(--border-radius-sm);
  color: #e2e8f0;
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  transition: all var(--transition-fast);
}

.copy-code-btn:hover {
  background-color: #475569;
  color: #ffffff;
}

.article-body pre {
  margin: 0;
  padding: 1.25rem;
  background-color: #0f172a;
  overflow-x: auto;
}

.article-body code {
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

/* Inline Code */
.article-body p code, .article-body li code {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  padding: 0.15rem 0.4rem;
  border-radius: var(--border-radius-sm);
  color: var(--primary);
  font-weight: 500;
}

[data-theme="dark"] .article-body p code, [data-theme="dark"] .article-body li code {
  color: var(--accent);
}

/* Info Alert Callouts */
.alert-callout {
  padding: 1rem 1.25rem;
  border-radius: var(--border-radius-md);
  margin: 1.5rem 0;
  display: flex;
  gap: 0.75rem;
  border: 1px solid;
}

.alert-callout-info {
  background-color: rgba(79, 70, 229, 0.04);
  border-color: rgba(79, 70, 229, 0.2);
  color: var(--text-secondary);
}

[data-theme="dark"] .alert-callout-info {
  background-color: rgba(139, 92, 246, 0.08);
  border-color: rgba(139, 92, 246, 0.3);
}

.alert-callout-warning {
  background-color: rgba(245, 158, 11, 0.04);
  border-color: rgba(245, 158, 11, 0.2);
  color: var(--text-secondary);
}

[data-theme="dark"] .alert-callout-warning {
  background-color: rgba(245, 158, 11, 0.08);
  border-color: rgba(245, 158, 11, 0.3);
}

.alert-callout-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.alert-callout-info .alert-callout-icon {
  fill: var(--primary);
}

[data-theme="dark"] .alert-callout-info .alert-callout-icon {
  fill: var(--accent);
}

.alert-callout-warning .alert-callout-icon {
  fill: #f59e0b;
}

/* Next / Prev Navigation */
.article-navigation {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap;
}

.nav-article-card {
  flex: 1;
  min-width: 240px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

.nav-article-card:hover {
  border-color: var(--border-focus);
  transform: translateY(-2px);
}

.nav-article-card-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.nav-article-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

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

.nav-article-card-next {
  align-items: flex-end;
  text-align: right;
}