/* 本页专用：深色主题下提高 ECharts 文字对比度，并固定首列最小宽度 */
@media (prefers-color-scheme: dark) {
  .post-body .hexo-echarts svg text {
    fill: #d4d4d4;
  }
  .post-body .hexo-echarts svg text[fill="#c0392b"] {
    fill: #e57373;
  }
}

.post-body .table-container table th:first-child,
.post-body .table-container table td:first-child {
  min-width: 4.6em;
}