[hidden]{display:none!important}
.auth-card .btn{margin-top:12px}
.sync-error{background:#fff0ef;color:#a73531;border-color:#f1c3c1}
.demo-notice{background:#fff4df;color:#7a5614;border-color:#efc36a}
.user-controls{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.user-controls select{max-width:220px}
button:disabled{cursor:wait;opacity:.65}