.sidebar-version-selector {
  margin: 0.5rem 1rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: var(--font-size--small);
}

.sidebar-version-selector__label {
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-foreground-muted);
}

.sidebar-version-selector__select {
  width: 100%;
  padding: 0.25rem 0.5rem;
  background: var(--color-background-secondary);
  color: var(--color-foreground-primary);
  border: 1px solid var(--color-background-border);
  border-radius: 0.25rem;
  font: inherit;
}

.sidebar-version-selector__select:disabled {
  opacity: 0.6;
}

.cc-version-badge {
  display: inline-block;
  margin-left: 0.5rem;
  padding: 0.05rem 0.4rem;
  border-radius: 0.6rem;
  background: var(--color-brand-primary, var(--color-background-secondary));
  color: var(--color-background-primary, #fff);
  font-size: 0.75em;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.02em;
  vertical-align: middle;
}

.sidebar-brand-text .cc-version-badge {
  background: var(--color-foreground-primary);
  color: var(--color-background-primary);
  opacity: 0.85;
}

.mobile-header .header-center .brand .cc-version-badge {
  font-size: 0.7em;
  padding: 0.02rem 0.35rem;
}