.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1rem;
}

.auth-card {
  width: min(100%, 460px);
  background: #ffffff;
  border: 1px solid #e6d4bf;
  border-radius: 4px;
  box-shadow: 0 1px 0 #e6d4bf, 0 4px 12px rgba(130, 65, 25, 0.07);
  padding: 1.2rem;
}

.auth-card h1 {
  margin: 0.2rem 0 0.35rem;
}

.auth-form {
  display: grid;
  gap: 0.5rem;
  margin-top: 0.8rem;
}

.auth-form-secondary {
  margin-top: 0.65rem;
}

.auth-form label {
  font-weight: 600;
  font-size: 0.9rem;
}

.auth-form input {
  width: 100%;
  border: 1px solid #d7c7b4;
  border-radius: 4px;
  padding: 0.58rem 0.68rem;
  font: inherit;
}

.oauth-box {
  margin-top: 0.9rem;
}

.poc-disclaimer {
  margin: 0.8rem 0;
  padding: 0.65rem 0.8rem;
  border-radius: 4px;
  border: 1px solid #e6c97a;
  background: #fdf7e3;
  color: #5a4200;
  font-size: 0.82rem;
  line-height: 1.5;
}

.oauth-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.45rem;
}

.auth-separator {
  margin-top: 1rem;
  margin-bottom: 0.15rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: #6f6255;
  font-size: 0.82rem;
}

.auth-separator::before,
.auth-separator::after {
  content: "";
  height: 1px;
  background: #e2d4c6;
  flex: 1;
}

.auth-btn {
  border: 1px solid #e6d4bf;
  border-radius: 4px;
  padding: 0.55rem 0.8rem;
  text-decoration: none;
  text-align: center;
  font-weight: 600;
  color: #19130d;
  background: #fff;
}

.auth-btn.primary {
  background: #f26b1d;
  color: #fff;
  border-color: #f26b1d;
}

.error-box {
  min-height: 1.1rem;
  color: #b3261e;
  margin-top: 0.75rem;
  font-size: 0.9rem;
}

.success-box {
  min-height: 1.1rem;
  color: #167c4d;
  margin-top: 0.45rem;
  font-size: 0.9rem;
}

@media (min-width: 640px) {
  .oauth-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}