/* Tema 18 — Azul Ártico: efecto vidrio (como el 7 y el 15), pero sobre fondo CLARO helado */
.login-aside { display: none !important; }
.login-main { flex: 1 1 100%; }
body { background: linear-gradient(160deg, #eff6ff, #dbeafe 45%, #bfdbfe 75%, #93c5fd); }
.login-card {
  background: rgba(255,255,255,.6);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(255,255,255,.8);
  border-radius: 20px;
  padding: 2.25rem;
  box-shadow: 0 8px 32px rgba(37,99,235,.12);
}
.login-card-icon, .brand-icon { background: linear-gradient(135deg, #1d4ed8, #3b82f6); }
.btn-login, .btn-verificar { background: linear-gradient(135deg, #1d4ed8, #3b82f6); }
.field-control:focus, .code-input:focus { border-color: #3b82f6; box-shadow: 0 0 0 3px rgba(59,130,246,.15); }
.card-2fa {
  background: rgba(255,255,255,.6);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(255,255,255,.8);
}
.login-deco--watermark { display: block; color: #3b82f6; }
:root {
  --sidebar-bg: #0c1e3d;
  --sidebar-hover: #15305e;
  --sidebar-active: #3b82f6;
  --sidebar-text: #93b4d6;
  --sidebar-text-active: #fff;
  --topbar-bg: #fff;
  --brand-logo-bg: #1d4ed8;
}