feat: support non-singleton table of contents

Jacky Zhao

2025-03-09 1cd8e7f0d510b97dfc2c3314c36d957383162a8f

 quartz/components/styles/darkmode.scss

@@ -8,6 +8,7 @@
  height: 20px;
  margin: 0 10px;
  text-align: inherit;
  flex-shrink: 0;

  & svg {
    position: absolute;