@keyframes breathing {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

@keyframes breathingGlow {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4);
  }
  50% {
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0);
  }
}

.animate-breathing {
  animation: breathing 1.5s ease-in-out infinite, breathingGlow 1.5s ease-in-out infinite;
}

.agent-resizing {
  cursor: col-resize !important;
  user-select: none !important;
}

.agent-file-tree-scroll,
.agent-file-preview-scroll {
  scrollbar-width: thin;
  scrollbar-color: rgba(148, 163, 184, 0.45) transparent;
}

.agent-file-tree-scroll::-webkit-scrollbar,
.agent-file-preview-scroll::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

.agent-file-tree-scroll::-webkit-scrollbar-track,
.agent-file-preview-scroll::-webkit-scrollbar-track {
  background: transparent;
}

.agent-file-tree-scroll::-webkit-scrollbar-thumb,
.agent-file-preview-scroll::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.38);
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: content-box;
}

.agent-file-tree-scroll::-webkit-scrollbar-thumb:hover,
.agent-file-preview-scroll::-webkit-scrollbar-thumb:hover {
  background: rgba(96, 165, 250, 0.58);
  background-clip: content-box;
}

.agent-file-markdown-preview > :first-child {
  margin-top: 0;
}

.agent-file-markdown-preview > :last-child {
  margin-bottom: 0;
}

.agent-file-markdown-preview img {
  max-width: 100%;
  border-radius: 12px;
}