.admin-auth-panel {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  padding: 20px;
  background:
    radial-gradient(circle at top, rgba(110, 168, 255, 0.18), transparent 36%),
    rgba(2, 6, 13, 0.76);
  backdrop-filter: blur(12px);
}

.admin-auth-panel[hidden] {
  display: none;
}

.admin-auth-card {
  width: min(460px, 100%);
  display: grid;
  gap: 14px;
  padding: 24px;
  border-radius: 24px;
  border: 1px solid rgba(143, 174, 255, 0.22);
  background: linear-gradient(180deg, rgba(12, 23, 45, 0.96), rgba(7, 16, 31, 0.98));
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.48);
}

.admin-auth-card h2 {
  margin: 0;
  font-size: 24px;
  letter-spacing: -0.03em;
}

.admin-auth-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}