/* ==========================================================================
   WuXXNet 网络 (wuxxnet.mom) - 文章与知识库专用样式表
   零外部依赖 · 纯原生 CSS · 完美适配多端阅读排版
   ========================================================================== */

.article-page {
  padding: 40px 0 80px;
}

.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.86rem;
  color: var(--text-dim);
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.breadcrumb-nav a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.breadcrumb-separator {
  color: var(--text-dim);
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
  align-items: start;
}

.article-main-content {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 48px;
}

.article-header {
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 24px;
  margin-bottom: 32px;
}

.article-category-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.3);
  color: var(--primary-cyan);
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.article-title {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.35;
  color: #ffffff;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.article-meta-info {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 0.86rem;
  color: var(--text-dim);
  flex-wrap: wrap;
}

.article-body {
  font-size: 1.05rem;
  line-height: 1.85;
  color: #cbd5e1;
}

.article-body h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: #ffffff;
  margin: 40px 0 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
}

.article-body h2::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 48px;
  height: 2px;
  background: var(--primary-cyan);
}

.article-body h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #f1f5f9;
  margin: 28px 0 14px;
}

.article-body p {
  margin-bottom: 20px;
}

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

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

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

.article-callout {
  background: rgba(6, 182, 212, 0.07);
  border-left: 4px solid var(--primary-cyan);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 20px 24px;
  margin: 28px 0;
  font-size: 0.96rem;
  color: #e2e8f0;
}

.article-callout.tip {
  border-left-color: var(--primary-emerald);
  background: rgba(16, 185, 129, 0.07);
}

.article-callout.warning {
  border-left-color: var(--accent-amber);
  background: rgba(245, 158, 11, 0.07);
}

.article-table-wrap {
  width: 100%;
  overflow-x: auto;
  margin: 28px 0;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

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

.article-table th {
  background: rgba(255, 255, 255, 0.05);
  padding: 14px 18px;
  color: #ffffff;
  font-weight: 700;
  border-bottom: 1px solid var(--border-subtle);
}

.article-table td {
  padding: 14px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: #cbd5e1;
}

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

.code-block {
  background: #090d16;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: #38bdf8;
  overflow-x: auto;
  margin: 24px 0;
  line-height: 1.6;
}

.article-cta-box {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.15), rgba(16, 185, 129, 0.15));
  border: 1px solid rgba(6, 182, 212, 0.35);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  margin: 48px 0 20px;
}

.article-cta-box h3 {
  font-size: 1.4rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 10px;
}

.article-cta-box p {
  color: var(--text-muted);
  margin-bottom: 24px;
  font-size: 0.95rem;
}

.article-sidebar {
  position: sticky;
  top: 100px;
  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;
}

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

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

.sidebar-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  line-height: 1.5;
  transition: color var(--transition-fast);
  display: block;
}

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

@media (max-width: 900px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
  .article-main-content {
    padding: 28px 20px;
  }
  .article-title {
    font-size: 1.7rem;
  }
}