/**
 * KernelInk 1.0.6 comment region chip.
 */
.nb-comment-region {
  position: relative;
  display: inline-flex;
  min-width: 0;
  max-width: min(248px, 38vw);
  min-height: 22px;
  align-items: center;
  padding: 0 7px;
  gap: 4px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--editor-code);
  color: var(--text-dim);
}

.nb-comment-region svg {
  width: 12px;
  height: 12px;
  flex: 0 0 auto;
  fill: none;
  stroke: var(--accent);
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.nb-comment-region > span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nb-comment-region.is-loading::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  content: "";
  opacity: 0.65;
  transform: translateX(-100%);
  animation: nb-comment-region-scan 1.35s ease-in-out infinite;
}

.nb-comment-region.is-loading svg {
  animation: nb-comment-region-pulse 1.2s ease-in-out infinite;
}

.nb-comment-region.is-unavailable {
  opacity: 0.68;
}

.nb-comment-region.is-unavailable svg {
  stroke: var(--text-dim);
}

@keyframes nb-comment-region-scan {
  to { transform: translateX(100%); }
}

@keyframes nb-comment-region-pulse {
  50% { opacity: 0.35; }
}

@media (max-width: 560px) {
  .nb-comment-region { max-width: min(260px, 82vw); }
}

@media (prefers-reduced-motion: reduce) {
  .nb-comment-region.is-loading::after,
  .nb-comment-region.is-loading svg {
    animation: none;
  }
}