.sm-login .sm-login-submit{position:relative;display:flex;flex:1;min-width:0}
.sm-login .sm-login-submit #login{width:100%}
.sm-login-submit-progress{display:none;position:absolute;inset:0;align-items:center;justify-content:center;gap:9px;color:#fff;font-size:14px;font-weight:600;pointer-events:none}
.sm-login .sm-login-submit.is-loading #login{color:transparent!important;opacity:1}
.sm-login-submit.is-loading .sm-login-submit-progress{display:flex}
.sm-login-submit-spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:sm-login-spin .7s linear infinite;flex-shrink:0}
@keyframes sm-login-spin{to{transform:rotate(360deg)}}
@media(max-width:380px){.sm-login .sm-login-submit{flex-basis:100%}}
@media(prefers-reduced-motion:reduce){.sm-login-submit-spinner{animation-duration:1.8s}}