/* ========== ARTICLE PAGE STYLES ========== */

.article-hero {
  padding: 160px 0 50px;
  position: relative;
  overflow: hidden;
}

.article-hero .container {
  max-width: 800px;
}

.article-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 24px;
  transition: var(--transition);
}

.article-back:hover {
  color: var(--accent-cyan);
  gap: 12px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.article-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.25;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.article-excerpt {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ========== ARTICLE BODY ========== */

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

.article-body .container {
  max-width: 800px;
}

.article-content h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-top: 50px;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.article-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 36px;
  margin-bottom: 14px;
}

.article-content p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.9;
  margin-bottom: 20px;
}

.article-content ul,
.article-content ol {
  margin-bottom: 24px;
  padding-left: 24px;
}

.article-content li {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 10px;
  position: relative;
}

.article-content ul li {
  list-style: none;
  padding-left: 20px;
}

.article-content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-cyan);
}

.article-content ol li {
  list-style: decimal;
  padding-left: 6px;
}

.article-content ol li::marker {
  color: var(--accent-cyan);
  font-weight: 700;
}

.article-content blockquote {
  margin: 32px 0;
  padding: 24px 28px;
  border-left: 3px solid var(--accent-cyan);
  background: rgba(0,212,255,0.04);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.article-content blockquote p {
  font-size: 1.05rem;
  font-style: italic;
  color: var(--text-secondary);
  margin-bottom: 0;
}

.article-content code {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  padding: 3px 8px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  color: var(--accent-cyan);
}

.article-content pre {
  margin: 24px 0;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.article-content pre code {
  padding: 0;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.7;
}

.article-content strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* ========== INFO BOX ========== */

.info-box {
  margin: 32px 0;
  padding: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.info-box h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.info-box p,
.info-box ul {
  font-size: 0.95rem;
}

/* ========== ARTICLE TAGS ========== */

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 50px;
  padding-top: 30px;
  border-top: 1px solid var(--border-color);
}

.article-tag {
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-color);
  border-radius: 100px;
  font-family: var(--font-mono);
}

/* ========== ARTICLE NAV ========== */

.article-nav {
  padding: 60px 0;
  border-top: 1px solid var(--border-color);
}

.article-nav .container {
  max-width: 800px;
}

.article-nav-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.article-nav-item {
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.article-nav-item:hover {
  border-color: var(--border-glow);
  transform: translateY(-3px);
}

.article-nav-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent-cyan);
  margin-bottom: 8px;
}

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

.article-nav-item.next {
  text-align: right;
}

/* ========== RESPONSIVE ========== */

@media (max-width: 768px) {
  .article-hero {
    padding: 120px 0 40px;
  }

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

  .article-nav-item.next {
    text-align: left;
  }

  .article-content h2 {
    font-size: 1.35rem;
  }
}