.revision-panel {
  border: 1px solid hsl(var(--border));
  border-radius: .75rem;
  background: hsl(var(--card));
  overflow: hidden;
}

.revision-panel > summary {
  list-style: none;
}

.revision-panel > summary::-webkit-details-marker {
  display: none;
}

.revision-badge {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  border-radius: 9999px;
  padding: .2rem .55rem;
  color: rgb(21 128 61);
  background: rgb(220 252 231);
  font-size: .6875rem;
  font-weight: 700;
  line-height: 1.25;
  animation: revision-badge-in 320ms ease-out both;
}

.dark .revision-badge {
  color: rgb(134 239 172);
  background: rgb(20 83 45 / .42);
}

.revision-compare-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
}

.revision-copy {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  max-height: 65vh;
  overflow-y: auto;
}

.revision-soft-in {
  animation: revision-badge-in 240ms ease-out both;
}

@media (min-width: 768px) {
  .revision-compare-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@keyframes revision-badge-in {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .revision-badge,
  .revision-soft-in {
    animation: none;
  }
}