/* Code box face — control-plane text editor (not audio DSP). */
.node-code-box-face {
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  min-height: 0;
  padding: 6px 8px 8px;
}
.node-code-box-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
}
.node-code-box-label {
  font-size: 11px;
  opacity: 0.72;
  letter-spacing: 0.02em;
}
.node-code-box-apply {
  margin-left: auto;
  font: inherit;
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.08);
  color: inherit;
  cursor: pointer;
}
.node-code-box-apply:disabled {
  opacity: 0.4;
  cursor: default;
}
.node-code-box-source {
  flex: 1 1 auto;
  min-height: 0;
  width: 100%;
  resize: none;
  box-sizing: border-box;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  line-height: 1.35;
  padding: 8px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(0, 0, 0, 0.35);
  color: inherit;
  white-space: pre;
  tab-size: 2;
}
.node-code-box-source[readonly] {
  opacity: 0.85;
  border-style: dashed;
}
.node-code-box-hint {
  flex: 0 0 auto;
  font-size: 10px;
  opacity: 0.55;
}