html, body {
  margin: 0; min-height: 100vh;
  background: #0f1115; color: #e8e8ef;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", sans-serif;
  display: grid; place-items: center;
}
main.auth {
  background: #161922; border: 1px solid #2a2f3d;
  border-radius: 12px; padding: 28px 28px 22px;
  width: min(360px, 92vw);
  box-shadow: 0 20px 60px rgba(0,0,0,0.45);
}
main.auth h1 {
  margin: 0 0 4px; font-size: 22px;
}
main.auth .lede {
  margin: 0 0 18px; color: #8a92a3; font-size: 14px;
}
.flash {
  padding: 8px 12px; border-radius: 6px; margin: 0 0 12px;
  font-size: 13px; border: 1px solid;
}
.flash.err { background: rgba(255,138,138,0.08); border-color: #ff8a8a; color: #ff8a8a; }
.flash.ok  { background: rgba(122,223,157,0.08); border-color: #7adf9d; color: #7adf9d; }
form { display: grid; gap: 12px; }
form label {
  display: grid; gap: 4px; font-size: 12px; color: #8a92a3;
  text-transform: uppercase; letter-spacing: 0.05em;
}
form input {
  background: #1d2230; color: #e8e8ef;
  border: 1px solid #2a2f3d; border-radius: 6px;
  padding: 10px 12px; font: 15px -apple-system, sans-serif;
}
form input:focus { outline: 0; border-color: #62baff; }
form button {
  background: #62baff; color: #0a0c12; font-weight: 600;
  border: 0; border-radius: 6px; padding: 10px 14px;
  font: inherit; cursor: pointer; margin-top: 6px;
}
form button:hover { filter: brightness(1.05); }
.auth-foot {
  margin-top: 18px; text-align: center; font-size: 13px;
}
.auth-foot a { color: #62baff; text-decoration: none; }
.auth-foot a:hover { text-decoration: underline; }