body {
  background: var(--paper);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink);
}
.container {
  background: light-dark(#fff, #181B25);
  border-radius: 16px;
  padding: 40px;
  max-width: 480px;
  width: 90%;
  box-shadow: 0 22px 55px rgba(20,24,50,0.12);
  text-align: center;
}
h1 { font-size: 24px; margin-bottom: 8px; }
.subtitle { color: var(--muted); margin-bottom: 24px; }
.status { color: var(--muted); font-size: 16px; padding: 20px 0; }
.error { color: light-dark(#b91c1c, #F98080); font-size: 14px; padding: 20px 0 8px; }
.hint { font-size: 14px; color: var(--muted); line-height: 1.6; margin-bottom: 8px; }
.spinner {
  width: 32px; height: 32px;
  border: 3px solid var(--kraft);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 16px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.btn {
  display: inline-block; background: var(--accent); color: light-dark(#fff, #0F1117); border: none;
  padding: 12px 24px; border-radius: 8px; font-size: 14px; font-weight: 600;
  font-family: inherit; text-decoration: none; cursor: pointer; margin-top: 12px;
}
.btn:hover { background: var(--accent-d); }
@media (prefers-reduced-motion: reduce) {
  .spinner { animation-duration: 2.4s; }
}