* { box-sizing: border-box; }
body {
  margin: 0;
  padding: 1.5rem;
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  color: #f4f3ef;
  background: radial-gradient(ellipse at 62% 12%, #62676a, #3e4144 48%, #2a2c2e 86%);
  font: 1rem system-ui, sans-serif;
}
main {
  width: min(100%, 28rem);
  padding: clamp(1.55rem, 7vw, 3.4rem);
  border: 1px solid #72777b;
  border-top-color: #b2b5b5;
  background: #333639;
  box-shadow: 0 32px 90px #17191a70;
}
.brand {
  font: 700 3.05rem/.92 system-ui, sans-serif;
  letter-spacing: -.105em;
}
.brand span { color: #c4c7c9; }
h1 { margin: 1.75rem 0 1.4rem; font: normal 1.65rem Georgia, serif; }
form { display: grid; gap: .75rem; }
label { font-size: .875rem; font-weight: 600; }
input, button {
  min-width: 0;
  min-height: 3.15rem;
  border-radius: 0;
  font: inherit;
}
input { padding: .65rem .8rem; border: 1px solid #94999c; background: #f3f1ee; color: #202122; }
button { border: 1px solid #dcddda; background: #dcddda; color: #232527; cursor: pointer; font-weight: 650; }
button:hover { background: #f9f8f4; }
:focus-visible { outline: 2px solid #f4f3ef; outline-offset: 3px; }
[role="alert"] { margin: 0; color: #ffd1cb; }
@media (prefers-reduced-motion: no-preference) {
  main { animation: enter 460ms cubic-bezier(.21, .7, .26, 1) both; }
  button { transition: background-color 170ms; }
}
@keyframes enter {
  from { opacity: 0; transform: translateY(8px); }
}