html[data-theme="light"] {
  --pst-color-primary: #176d70;
  --pst-color-link: #176d70;
  --pst-color-background: #ffffff;
}
html[data-theme="dark"] {
  --pst-color-primary: #72d6cc;
  --pst-color-link: #72d6cc;
}
.navbar-brand .logo__title {
  font-weight: 800;
  letter-spacing: .12em;
}
.bd-header { border-bottom: 1px solid var(--pst-color-border); }
h1 { font-weight: 750; letter-spacing: -.035em; }
h2 { font-weight: 650; letter-spacing: -.02em; }
.bd-article { line-height: 1.75; }
.core-nav .core-home {
  display: block;
  margin-bottom: 1.5rem;
  padding: .5rem .75rem;
  color: var(--pst-color-text-base);
  text-decoration: none;
}
.core-nav .core-home[aria-current="page"] {
  color: var(--pst-color-primary);
  border-left: 3px solid var(--pst-color-primary);
  background: var(--pst-color-surface);
}
.core-eyebrow {
  color: var(--pst-color-primary);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  margin-bottom: .75rem;
}
.core-lead { font-size: 1.2rem; color: var(--pst-color-text-muted); }
.core-tags { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1.5rem 0 2rem; }
.core-tags span {
  border: 1px solid var(--pst-color-border);
  border-radius: 2rem;
  padding: .2rem .8rem;
  font-size: .8rem;
}

/* Keep every chapter and page name visible in long breadcrumb paths. */
.bd-breadcrumbs { flex-wrap: wrap; }
.bd-breadcrumbs .breadcrumb-item { max-width: 100%; }
.bd-breadcrumbs .ellipsis {
  white-space: normal;
  overflow: visible;
  text-overflow: clip;
}