body.auth-pending .app {
  visibility: hidden;
}

body.auth-signed-out .app {
  display: none;
}

.auth-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 20px;
  background: var(--bg);
}

.auth-card {
  width: min(100%, 480px);
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.auth-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
  color: var(--navy);
  font-weight: 800;
}

.auth-brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 12px;
  background: var(--navy);
  color: #fff;
  font-size: 13px;
}

.auth-card h1 {
  margin: 0 0 10px;
  color: var(--navy);
  font-size: clamp(1.7rem, 4vw, 2.25rem);
}

.auth-card p {
  margin: 0 0 24px;
  color: var(--text-muted);
  line-height: 1.6;
}

.auth-error {
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: var(--red-soft);
  color: var(--red);
  font-size: 13px;
}

@media (max-width: 520px) {
  .auth-card {
    padding: 24px;
  }
}