/* Left sidebar section headings (e.g., Departments, Tutorials, Equipment) */
.md-sidebar--primary .md-nav__title,
.md-sidebar--primary .md-nav__item--section > label.md-nav__link {
  font-weight: 800;          /* bolder */
  font-size: 1.05rem;        /* bigger; tweak 0.95–1.15 as you like */
  letter-spacing: .02em;
  color: var(--md-default-fg-color);
  opacity: .95;
}

/* Optional: add a little spacing above each section block */
.md-sidebar--primary .md-nav__item--section {
  margin-top: .6rem;
}

/* Optional: subtle divider above the heading */
.md-sidebar--primary .md-nav__item--section > label.md-nav__link {
  padding-top: .35rem;
  border-top: 1px solid var(--md-default-fg-color--lightest);
}

/* Keep normal links (child pages) unchanged */
.md-sidebar--primary .md-nav__item .md-nav__link:not(label.md-nav__link) {
  font-weight: 400;
  border: 0;
}

/* "Table of contents" heading (right sidebar) */
.md-sidebar--secondary .md-nav__title {
  font-weight: 800;       /* bold */
  font-size: 1.05rem;     /* a touch bigger; tweak as you like */
  letter-spacing: .02em;
  color: var(--md-default-fg-color);
  opacity: .95;
}

/* Hall of Fame responsive grid */
.hof-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.9rem 1rem;
  align-items: start;
  margin: 0.5rem 0 1.25rem;
}

.hof-grid figure {
  text-align: center;
  margin: 0;
}

.hof-grid img {
  width: 120px;
  height: 120px;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 9999px; /* circle */
  display: inline-block;
  box-shadow: 0 1px 6px rgba(0,0,0,.15);
}

.hof-grid figcaption {
  margin-top: .5rem;
  line-height: 1.2;
}

.hof-grid figcaption strong {
  display: block;
}

/* Keep header logo a sane size on all screens */
.md-header__button.md-logo img {
  height: 1.25rem;   /* tweak: 1.0–1.6rem */
  width: auto;
  display: block;
}

/* Optional: a bit of breathing room around the logo */
.md-header__button.md-logo {
  padding: .2rem .4rem;
}

/* Optional: slightly larger on wide screens */
@media (min-width: 960px) {
  .md-header__button.md-logo img { height: 1.4rem; }
}