.jargon { display: flex; justify-content: center; }

.jargon-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--exhibit);
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 0.3rem 0.7rem;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.jargon-opt { color: var(--ink-soft); transition: color 0.2s ease; white-space: nowrap; }
.jargon-opt.active { color: var(--accent); }

.jargon-knob {
  position: relative;
  width: 34px;
  height: 18px;
  border-radius: 999px;
  background: var(--rule);
  flex: 0 0 auto;
  transition: background 0.2s ease;
}
.jargon-knob::after {
  content: '';
  position: absolute;
  top: 2px; left: 2px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--accent);
  transition: transform 0.2s ease;
}
.jargon-switch[data-on='true'] .jargon-knob::after { transform: translateX(16px); }