/* Match the existing sign-in loader before React is ready. */
html:not(.tradesbook-startup-finished), html:not(.tradesbook-startup-finished) body { background: #fff !important; }
#tradesbook-region-gate { background: #fff; min-height: 100dvh; }
#tradesbook-region-gate .tb-startup-content { position: fixed; inset: 0; display: grid; place-items: center; pointer-events: none; }
#tradesbook-region-gate .tb-signin-wheelbarrow { display: block; width: min(76vw, 300px); height: auto; }
#tradesbook-region-gate .tb-startup-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }