.dx-auth-body {
  min-height: 100vh;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background:
    radial-gradient(circle at 10% 20%, rgba(20, 184, 166, 0.18), transparent 35%),
    radial-gradient(circle at 90% 10%, rgba(11, 95, 120, 0.22), transparent 40%),
    linear-gradient(160deg, #063a45 0%, #0b5f78 45%, #0e7490 100%);
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
}

.dx-auth-shell {
  width: 100%;
  max-width: 980px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 900px) {
  .dx-auth-shell {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: stretch;
  }
}

.dx-auth-brand-panel {
  color: #fff;
  padding: 2rem 1.5rem;
}

.dx-auth-brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  background: rgba(255, 255, 255, 0.14);
  font-weight: 700;
  margin-bottom: 1rem;
}

.dx-auth-brand-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.dx-auth-brand-subtitle {
  opacity: 0.9;
  max-width: 28rem;
  line-height: 1.6;
}

.dx-auth-features {
  margin-top: 1.5rem;
  padding-left: 1.1rem;
}

.dx-auth-features li {
  margin-bottom: 0.45rem;
}

.dx-auth-card {
  background: #fff;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow: 0 1.25rem 3rem rgba(6, 58, 69, 0.28);
  padding: 2rem;
}

.dx-auth-card h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #0b5f78;
}

.dx-auth-kicker {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.72rem;
  color: #5f7380;
  margin-bottom: 0.35rem;
}

.dx-auth-footer-note {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: #5f7380;
}

.dx-modality-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.5rem 1rem;
}

.dx-modality-check {
  margin: 0;
}