/* Article hierarchy styles */
.nested-article {
  margin-left: 20px;
  position: relative;
}

.nested-article::before {
  content: '';
  position: absolute;
  left: -15px;
  top: 0;
  width: 2px;
  height: 100%;
  background-color: #e0e0e0;
}

.nested-article .journal-content {
  font-size: 0.9em;
}

.child-articles h4 {
  color: #666;
  font-size: 1.1em;
  margin-bottom: 1rem;
  border-bottom: 1px solid #e0e0e0;
  padding-bottom: 0.5rem;
}

.article-main {
  background-color: #f8f9fa;
  border: 1px solid #dee2e6 !important;
}

.article-title {
  color: #2c5aa0;
  margin-bottom: 1rem;
}

.article-meta {
  border-top: 1px solid #e0e0e0;
  padding-top: 1rem;
}

.article-image img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.journal-description {
  font-size: 0.9em;
  color: #666;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}