/* Inline ladder mark to the left of the "rung" page title (docs/index.md). */
.md-typeset .rung-mark {
  display: inline-block;   /* Material sets content images to block — keep this one on the "rung" line */
  height: 0.95em;          /* a hair taller than the "rung" text */
  width: auto;
  vertical-align: middle;  /* centered on the text, like the header logo */
  margin-right: 0.12em;
}

/* Theme-aware logo: <img> logos follow the OS scheme, not the site toggle, so swap to the
   light-on-dark variant when the reader picks the dark theme (data-md-color-scheme="slate"). */
[data-md-color-scheme="slate"] .md-logo img,
[data-md-color-scheme="slate"] .rung-mark {
  content: url(logo-dark.svg);
}