.common-popup {
  position: absolute;
  z-index: 1200;
  background: var(--color-section-bg);
  border: 1px solid var(--color-border);
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  border-radius: 6px;
  padding: 0.35em;
  max-width: min(420px, 90vw);
}

.common-popup-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 260px;
  overflow-y: auto;
}

.mention-popup ul,
.common-popup ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.mention-item {
  padding: 0.3em 0.5em;
  cursor: pointer;
}

.mention-item:hover,
.mention-item.active,
.common-popup-item:hover,
.common-popup-item.active {
  background: var(--color-drag-over);
}

.common-popup-item {
  padding: 0.35em 0.5em;
  cursor: pointer;
}