.panel {
  display: flex;
  flex-direction: column;
  padding: 20px;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  background: var(--panel-bg);
  transition: background-color var(--transition), border-color var(--transition);
  gap: 14px;
}

.panel-output {
  background: var(--code-bg);
}

.panel-label {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.code-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  border: 1px solid var(--code-border);
  border-radius: var(--radius);
  background: var(--code-bg);
  overflow: hidden;
  transition: border-color var(--transition);
}

.code-area:focus-within {
  border-color: var(--fg);
}

.code-area textarea,
.code-area .output-code {
  flex: 1;
  width: 100%;
  min-height: 300px;
  border: none;
  border-radius: 0;
  padding: 16px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
  line-height: 1.7;
  background: transparent;
  color: var(--fg-subtle);
  outline: none;
  resize: none;
  overflow: auto;
}

.code-area textarea::placeholder {
  color: var(--muted);
}

.code-area .output-code {
  max-height: 300px;
  padding: 0;
  cursor: default;
  background: var(--bg);
  overflow-y: auto;
}

.code-area .output-code pre {
  margin: 0;
  padding: 16px;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--muted);
}

.code-area .output-code pre.has-output {
  color: var(--fg-subtle);
}

.output-actions {
  display: flex;
  justify-content: flex-end;
  flex-shrink: 0;
}