.article-chrome {
  position: sticky;
  top: 0;
  z-index: 9999;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid #e5e7eb;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  font: 13px/1.4 -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.article-chrome a {
  color: #3451b2;
  font-weight: 500;
  text-decoration: none;
}

.article-chrome a:hover {
  text-decoration: underline;
}

.article-chrome .sep {
  color: #9ca3af;
}