/* 21.300 — Admin TOTP; existing gold/dark cards and form controls retained. */
.bt21300-mfa { max-width: 770px; margin-inline: auto; }
.bt21300-mfa p { line-height: 1.65; }
.bt21300-mfa-qr { display: block; width: min(230px,100%); aspect-ratio:1; background: #fff; padding:12px; border-radius:12px; margin:20px 0; }
.bt21300-mfa-secret-label { display:block; max-width:500px; margin-block:14px; }
.bt21300-mfa-secret { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing:.045em; word-break:break-all; }
.bt21300-mfa-code-form {display:flex;flex-wrap:wrap;gap:14px;align-items:end;margin:18px 0;}
.bt21300-mfa-code-form label{flex:1 1 200px;max-width:320px;}
.bt21300-mfa-code-form input{font-variant-numeric:tabular-nums;letter-spacing:.17em;font-size:1.1rem;}
.bt21300-mfa-code-form button{min-height:44px;}