{# Adapted from Just the Docs → Furo #}
<svg xmlns="http://www.w3.org/2000/svg" style="display: none;">
  <symbol id="svg-sun-half" viewBox="0 0 24 24" pointer-events="all">
    <title>Following system colour scheme</title>
    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none"
         stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
      <circle cx="12" cy="12" r="9"></circle>
      <path d="M12 3v18m0-12l4.65-4.65M12 14.3l7.37-7.37M12 19.6l8.85-8.85"></path>
    </svg>
  </symbol>
  <symbol id="svg-moon" viewBox="0 0 24 24" pointer-events="all">
    <title>Selected dark colour scheme</title>
    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none"
         stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
      <path stroke="none" d="M0 0h24v24H0z" fill="none"></path>
      <path d="M12 3c.132 0 .263 0 .393 0a7.5 7.5 0 0 0 7.92 12.446a9 9 0 1 1 -8.313 -12.454z"></path>
    </svg>
  </symbol>
  <symbol id="svg-sun" viewBox="0 0 24 24" pointer-events="all">
    <title>Selected light colour scheme</title>
    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none"
         stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
      <circle cx="12" cy="12" r="5"></circle>
      <line x1="12" y1="1" x2="12" y2="3"></line>
      <line x1="12" y1="21" x2="12" y2="23"></line>
      <line x1="4.22" y1="4.22" x2="5.64" y2="5.64"></line>
      <line x1="18.36" y1="18.36" x2="19.78" y2="19.78"></line>
      <line x1="1" y1="12" x2="3" y2="12"></line>
      <line x1="21" y1="12" x2="23" y2="12"></line>
      <line x1="4.22" y1="19.78" x2="5.64" y2="18.36"></line>
      <line x1="18.36" y1="5.64" x2="19.78" y2="4.22"></line>
    </svg>
  </symbol>
</svg>