/* Article Specific Editorial Stylesheet */
.article-page {
  padding: 40px 0 90px 0;
}

.article-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.article-breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.article-breadcrumb a:hover {
  color: var(--color-primary);
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 48px;
  align-items: start;
}

.article-main {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 48px;
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow-card);
}

.article-header {
  margin-bottom: 36px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border-subtle);
}

.article-title {
  font-size: 2.3rem;
  line-height: 1.35;
  margin-bottom: 18px;
  color: #fff;
}

.article-meta-bar {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.article-badge {
  background: rgba(0, 242, 254, 0.12);
  color: var(--color-primary);
  border: 1px solid rgba(0, 242, 254, 0.25);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.82rem;
}

/* In-article Table of Contents */
.toc-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-sm);
  padding: 22px 26px;
  margin-bottom: 36px;
}

.toc-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.toc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toc-list li a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.92rem;
  transition: all 0.2s ease;
  display: inline-block;
}

.toc-list li a:hover {
  color: var(--color-primary);
  transform: translateX(4px);
}

/* Article Content Body */
.article-content {
  font-size: 1.05rem;
  line-height: 1.85;
  color: #cbd5e1;
}

.article-content h2 {
  font-size: 1.65rem;
  color: #ffffff;
  margin: 44px 0 20px 0;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
}

.article-content h2::before {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 50px;
  height: 2px;
  background: var(--color-primary);
}

.article-content h3 {
  font-size: 1.3rem;
  color: #e2e8f0;
  margin: 32px 0 14px 0;
}

.article-content p {
  margin-bottom: 22px;
}

.article-content ul, .article-content ol {
  margin: 0 0 24px 24px;
}

.article-content li {
  margin-bottom: 10px;
}

.article-content strong {
  color: #ffffff;
  font-weight: 700;
}

.article-content a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s ease;
}

.article-content a:hover {
  color: #7dd3fc;
}

/* Callout Alert Boxes */
.callout {
  padding: 20px 24px;
  border-radius: var(--radius-sm);
  margin: 28px 0;
  background: rgba(16, 24, 45, 0.9);
  border: 1px solid var(--border-subtle);
  position: relative;
}

.callout-tip {
  border-left: 4px solid var(--color-primary);
}

.callout-important {
  border-left: 4px solid var(--color-warning);
}

.callout-title {
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
  font-size: 0.98rem;
}

.callout-body {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Tables in Article */
.table-wrap {
  overflow-x: auto;
  margin: 30px 0;
}

.article-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  text-align: left;
}

.article-table th {
  background: rgba(255, 255, 255, 0.06);
  color: #ffffff;
  padding: 12px 16px;
  border-bottom: 2px solid rgba(0, 242, 254, 0.3);
  font-weight: 600;
}

.article-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.article-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* In-Article Promotion CTA Banner */
.article-inline-cta {
  background: linear-gradient(135deg, rgba(0, 242, 254, 0.12) 0%, rgba(138, 43, 226, 0.15) 100%);
  border: 1px solid rgba(0, 242, 254, 0.3);
  border-radius: var(--radius-md);
  padding: 30px;
  text-align: center;
  margin: 40px 0;
}

.article-inline-cta h3 {
  font-size: 1.4rem;
  margin-bottom: 10px;
  color: #fff;
}

.article-inline-cta p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto 20px auto;
}

/* Sticky Sidebar */
.article-sidebar {
  position: sticky;
  top: 96px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-widget {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  backdrop-filter: blur(12px);
}

.widget-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-subtle);
}

.sidebar-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sidebar-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.88rem;
  line-height: 1.45;
  transition: color 0.2s ease;
  display: block;
}

.sidebar-links a:hover {
  color: var(--color-primary);
}

/* Post Pagination / Next & Prev */
.article-nav-prev-next {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-subtle);
}

.nav-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  text-decoration: none;
  transition: all 0.2s ease;
}

.nav-box:hover {
  border-color: var(--color-primary);
  background: rgba(0, 242, 254, 0.05);
}

.nav-direction {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.nav-post-title {
  font-size: 0.95rem;
  color: var(--text-main);
  font-weight: 600;
  line-height: 1.4;
}

/* Responsive */
@media (max-width: 1024px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
  .article-sidebar {
    position: static;
  }
}

@media (max-width: 768px) {
  .article-main {
    padding: 24px 18px;
  }
  .article-title {
    font-size: 1.65rem;
  }
  .article-nav-prev-next {
    grid-template-columns: 1fr;
  }
}