body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
}

.login-wrap {
  width: 100%;
  max-width: 400px;
}

.login-card {
  background: var(--board-bg-dark);
  border: 1px solid var(--rail-line);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.35);
}

.login-title {
  text-align: center;
  font-size: 1.9rem;
  margin-bottom: 4px;
}

.login-sub {
  text-align: center;
  margin-bottom: 24px;
}

.login-submit {
  width: 100%;
  justify-content: center;
  margin-top: 6px;
  padding: 11px;
  font-size: 0.92rem;
}

.login-footnote {
  text-align: center;
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--chalk-white-dim);
}

.link-btn {
  background: none;
  border: none;
  color: var(--chalk-blue);
  text-decoration: underline dotted;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0;
}

.error-banner {
  background: rgba(217, 138, 153, 0.15);
  border: 1px solid var(--chalk-pink);
  color: var(--chalk-pink);
  border-radius: 4px;
  padding: 10px 12px;
  font-size: 0.8rem;
  margin-bottom: 16px;
  font-family: var(--font-body);
}