.mkhc {
  --mkhc-cyan: #22d3ee;
  --mkhc-violet: #8b5cf6;
  --mkhc-ink: #dffaff;
  box-sizing: border-box;
  width: min(100%, 390px);
  margin: 1rem 0;
  padding: 14px 15px 11px;
  color: var(--mkhc-ink);
  background: linear-gradient(135deg, rgba(8, 19, 31, .98), rgba(19, 15, 39, .98));
  border: 1px solid rgba(34, 211, 238, .42);
  border-radius: 14px;
  box-shadow: inset 0 1px rgba(255,255,255,.05), 0 10px 28px rgba(0,0,0,.18);
  font: 500 14px/1.35 Inter, system-ui, sans-serif;
}
.mkhc *, .mkhc *::before, .mkhc *::after { box-sizing: border-box; }
.mkhc__row { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.mkhc__switch { display: flex; align-items: center; gap: 11px; padding: 5px 0; color: inherit; background: none; border: 0; cursor: pointer; font: inherit; text-align: left; }
.mkhc__switch:focus-visible { outline: 2px solid var(--mkhc-cyan); outline-offset: 5px; border-radius: 3px; }
.mkhc__box { position: relative; flex: 0 0 30px; height: 30px; border: 2px solid #75e8f6; border-radius: 8px; background: rgba(34,211,238,.08); box-shadow: 0 0 12px rgba(34,211,238,.18); }
.mkhc__box::before, .mkhc__box::after { content: ''; position: absolute; top: 50%; width: 8px; height: 2px; background: var(--mkhc-cyan); opacity: .7; }
.mkhc__box::before { right: 100%; } .mkhc__box::after { left: 100%; }
.mkhc__pulse { position: absolute; inset: 7px; border-radius: 50%; background: var(--mkhc-violet); opacity: 0; transform: scale(.4); }
.mkhc__label { font-weight: 650; letter-spacing: .01em; }
.mkhc__brand { display: grid; justify-items: center; color: #a5f3fc; line-height: 1; }
.mkhc__mark { display: grid; place-items: center; width: 32px; height: 25px; border: 1px solid rgba(34,211,238,.5); border-radius: 50%; font-size: 10px; font-weight: 800; letter-spacing: .08em; }
.mkhc__brand small { margin-top: 4px; font-size: 7px; letter-spacing: .13em; opacity: .72; }
.mkhc__status { margin: 6px 0 0 41px; color: #91aab6; font-size: 11px; }
.mkhc__trap { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }
.mkhc.is-checking .mkhc__pulse { opacity: 1; animation: mkhc-pulse .65s ease-in-out infinite; }
.mkhc.is-verified { border-color: rgba(52, 211, 153, .7); }
.mkhc.is-verified .mkhc__box { border-color: #34d399; background: rgba(52,211,153,.12); }
.mkhc.is-verified .mkhc__box::before, .mkhc.is-verified .mkhc__box::after { background: #34d399; }
.mkhc.is-verified .mkhc__box::after { content: ''; left: 7px; top: 5px; width: 10px; height: 16px; border: solid #6ee7b7; border-width: 0 3px 3px 0; background: transparent; transform: rotate(45deg); }
.mkhc.is-verified .mkhc__box::before { display: none; }
.mkhc.is-verified .mkhc__status { color: #6ee7b7; }
.mkhc.has-error { border-color: #fb7185; animation: mkhc-shake .25s ease-in-out 2; }
.mkhc.has-error .mkhc__status { color: #fda4af; }
@keyframes mkhc-pulse { 50% { opacity: .35; transform: scale(1.35); box-shadow: 0 0 14px var(--mkhc-violet); } }
@keyframes mkhc-shake { 33% { transform: translateX(-3px); } 66% { transform: translateX(3px); } }
@media (prefers-reduced-motion: reduce) { .mkhc, .mkhc * { animation: none !important; transition: none !important; } }