.band-row{display:flex;align-items:center;gap:10px;margin-bottom:10px}
  .swatch{width:28px;height:28px;border-radius:8px;border:1px solid var(--border);
    flex-shrink:0;transition:background .2s}
  .bands-grid{display:grid;gap:10px;margin-top:14px}
  .resistor-svg{width:100%;max-width:320px;display:block;margin:16px auto 0}
  #encode-result-bands{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
  .band-chip{padding:6px 14px;border-radius:999px;font-size:.9rem;font-weight:700;
    border:1px solid rgba(255,255,255,.2)}