/* assets/css/main.css */
.publication-arxiv-link {
  display: inline-block;
  padding: 6px 12px;
  border: 1px solid #ccc;
  border-radius: 4px;
  background: #f5f5f5;
  text-decoration: none;
  color: inherit;
  font-size: 0.9rem;
  transition: background 0.2s;
}

.publication-arxiv-link:hover {
  background: #e0e0e0;
  text-decoration: none;
}