.beta-shell {
  max-width: 620px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 18px;
}

.beta-card {
  width: 100%;
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--separator);
  padding: 30px 24px 24px;
}

.beta-eyebrow {
  margin: 0 0 10px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.beta-title {
  margin: 0 0 8px;
  font-size: 30px;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.beta-subtitle {
  margin: 0 0 18px;
  color: var(--text-secondary);
}

.beta-form {
  display: flex;
  gap: 10px;
  align-items: center;
}

.beta-form input {
  flex: 1 1 auto;
}

.beta-error {
  margin: 12px 0 0;
  color: #ff3b30;
  font-size: 13px;
}

@media (max-width: 560px) {
  .beta-card {
    padding: 24px 18px 18px;
  }

  .beta-title {
    font-size: 24px;
  }

  .beta-form {
    flex-direction: column;
  }

  .beta-form button {
    width: 100%;
  }
}