.pa-editor {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  border: 1px solid #ddd;
  padding: 16px;
  margin: 16px 0;
  max-width: 480px;
}

.pa-title {
  font-size: 18px;
  margin: 0 0 12px 0;
}

.pa-field-row {
  margin-bottom: 8px;
}

.pa-label {
  display: inline-block;
  min-width: 90px;
  font-size: 14px;
}

.pa-text-input {
  width: 60%;
  max-width: 260px;
  padding: 4px 6px;
  font-size: 14px;
}

.pa-color-input {
  width: 60px;
  height: 30px;
  padding: 0;
  border: 1px solid #ccc;
}

.pa-tools {
  margin: 8px 0;
}

.pa-tool-btn {
  margin-right: 4px;
}

.pa-tool-btn.is-active {
  background: #444;
  color: #fff;
}

.pa-canvas-wrapper {
  margin: 12px 0;
  overflow: auto;
}

.pa-canvas {
  display: grid;
  gap: 1px;
  margin: 0 auto;
}

.pa-cell {
  width: 20px;
  height: 20px;
  background: #ffffff;
  border: 1px solid #ddd;
  box-sizing: border-box;
  cursor: pointer;
}

.pa-buttons {
  margin: 8px 0;
}

.pa-btn {
  padding: 6px 12px;
  font-size: 14px;
  border: 1px solid #444;
  background: #fff;
  cursor: pointer;
}

.pa-btn + .pa-btn {
  margin-left: 4px;
}

.pa-btn:hover {
  background: #f0f0f0;
}

.pa-export-textarea {
  width: 100%;
  min-height: 140px;
  font-size: 12px;
  font-family: monospace;
  box-sizing: border-box;
}