.btn-passkey {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  width: 100%;
  min-height: 44px;
  padding: .65rem .95rem;
  border: 1px solid rgba(37, 99, 235, .28);
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(255, 255, 255, .98), rgba(239, 246, 255, .94));
  color: #0f172a;
  box-shadow: 0 8px 18px rgba(15, 23, 42, .08);
  font-weight: 700;
  line-height: 1.2;
  transition: border-color .18s ease, background-color .18s ease, box-shadow .18s ease, color .18s ease, transform .12s ease;
}

.btn-passkey:hover,
.btn-passkey:focus {
  border-color: #2563eb;
  color: #1d4ed8;
  background: #eff6ff;
  box-shadow: 0 10px 22px rgba(37, 99, 235, .16);
}

.btn-passkey:active {
  transform: translateY(1px);
}

.btn-passkey i {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #dbeafe;
  color: #0d6efd;
  font-size: 15px;
}

.btn-passkey span {
  min-width: 0;
}

.passkey-message-box {
  margin-bottom: 0;
}

.passkey-top-button {
  border: 1px solid #cbd5e1;
  background: #fff;
  color: #0f172a;
  border-radius: 10px;
  padding: .45rem .65rem;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-weight: 600;
  min-height: 38px;
}

.passkey-top-button:hover,
.passkey-top-button:focus {
  border-color: #2563eb;
  color: #1d4ed8;
  background: #eff6ff;
}

.sbsH-nav button.sbsH-navItem {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  border: 1px solid var(--sbsH-border, #e2e8f0);
  background: #fff;
  color: var(--sbsH-fg, #0f172a);
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.passkey-manager {
  position: fixed;
  inset: 0;
  z-index: 16000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 18px;
}

.passkey-manager.is-open {
  display: flex;
}

.passkey-manager__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, .48);
}

.passkey-manager__panel {
  position: relative;
  z-index: 1;
  width: min(520px, 100%);
  max-height: min(720px, calc(100dvh - 32px));
  overflow: auto;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  box-shadow: 0 24px 64px rgba(15, 23, 42, .24);
}

.passkey-manager__head,
.passkey-manager__body,
.passkey-manager__foot {
  padding: 16px;
}

.passkey-manager__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid #e2e8f0;
}

.passkey-manager__title {
  font-size: 1rem;
  font-weight: 700;
  color: #0f172a;
  display: flex;
  align-items: center;
  gap: .5rem;
}

.passkey-manager__close {
  width: 34px;
  height: 34px;
  border: 1px solid #cbd5e1;
  background: #fff;
  border-radius: 8px;
  color: #334155;
}

.passkey-manager__desc {
  margin: 0 0 14px;
  color: #475569;
  font-size: .93rem;
}

.passkey-form-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: end;
}

.passkey-form-row label {
  display: block;
  font-weight: 600;
  color: #334155;
  margin-bottom: 6px;
}

.passkey-form-row input {
  width: 100%;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: .55rem .65rem;
}

.passkey-create {
  border: 1px solid #2563eb;
  background: #2563eb;
  color: #fff;
  border-radius: 8px;
  padding: .55rem .75rem;
  font-weight: 700;
  white-space: nowrap;
}

.passkey-list {
  margin-top: 14px;
  display: grid;
  gap: 8px;
}

.passkey-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 10px;
}

.passkey-row-name {
  color: #0f172a;
  font-weight: 700;
}

.passkey-row-sub,
.passkey-empty {
  color: #64748b;
  font-size: .88rem;
}

.passkey-delete {
  border: 1px solid #fecaca;
  background: #fff;
  color: #b91c1c;
  border-radius: 8px;
  padding: .45rem .55rem;
  display: inline-flex;
  align-items: center;
  gap: .35rem;
}

.passkey-manager__message {
  min-height: 22px;
  margin-top: 10px;
  font-size: .92rem;
}

.passkey-manager__message.is-error {
  color: #b91c1c;
}

.passkey-manager__message.is-success {
  color: #047857;
}

@media (max-width: 575.98px) {
  .passkey-form-row {
    grid-template-columns: 1fr;
  }

  .passkey-create {
    width: 100%;
  }

  .passkey-row {
    grid-template-columns: 1fr;
  }
}