.bnac-list {
  position: absolute;
  z-index: 10000;
  margin: 0;
  padding: 2px 0;
  list-style: none;
  min-width: 260px;
  max-width: 520px;
  max-height: 320px;
  overflow-y: auto;
  background: #fff;
  border: 1px solid #b0b0b0;
  border-radius: 4px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, .18);
  font: 13px/1.35 system-ui, -apple-system, "Segoe UI", sans-serif;
  color: #222;
}
.bnac-list li {
  padding: 4px 10px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  white-space: nowrap;
}
.bnac-list li .bnac-name { overflow: hidden; text-overflow: ellipsis; }
.bnac-list li .bnac-id { color: #888; font-family: ui-monospace, Consolas, monospace; font-size: 11px; }
.bnac-list li.bnac-active { background: #1a6fd1; color: #fff; }
.bnac-list li.bnac-active .bnac-id { color: #dbe8fb; }
.bnac-list li.bnac-info { color: #888; cursor: default; font-style: italic; }
.bnac-list mark { background: none; color: inherit; font-weight: 700; }