/* NPN ADS-B Mesh Overlay - ACTIVE TEST */

html,
body {
  background:
    radial-gradient(circle at 20% 0%, rgba(0,255,136,0.18), transparent 30%),
    radial-gradient(circle at 80% 10%, rgba(0,217,255,0.14), transparent 30%),
    linear-gradient(180deg, #010806 0%, #06140e 100%) !important;
  color: #d8fff0 !important;
}

/* visible mesh grid */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.60;
  background-image:
    linear-gradient(rgba(0,255,136,0.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,255,136,0.16) 1px, transparent 1px),
    radial-gradient(circle, rgba(0,255,136,0.35) 1px, transparent 2px);
  background-size: 42px 42px, 42px 42px, 42px 42px;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background: linear-gradient(
    120deg,
    transparent 0%,
    transparent 44%,
    rgba(0,255,136,0.12) 50%,
    transparent 56%,
    transparent 100%
  );
  animation: npnSweep 8s linear infinite;
}

@keyframes npnSweep {
  from { transform: translateX(-45%) translateY(-10%); }
  to   { transform: translateX(45%) translateY(10%); }
}

body > * {
  position: relative;
  z-index: 1;
}

.card,
.panel,
.metric,
.map-card,
.topbar {
  background:
    linear-gradient(180deg, rgba(0,255,136,0.10), rgba(0,0,0,0.03)),
    rgba(2, 18, 12, 0.90) !important;
  border: 1px solid rgba(0,255,136,0.42) !important;
  box-shadow:
    0 0 28px rgba(0,255,136,0.18),
    inset 0 0 24px rgba(0,255,136,0.04) !important;
  backdrop-filter: blur(3px);
}

h1,
.value {
  color: #00ff88 !important;
  text-shadow: 0 0 18px rgba(0,255,136,0.45) !important;
}

iframe {
  border: 1px solid rgba(0,255,136,0.45) !important;
  box-shadow: 0 0 34px rgba(0,255,136,0.20) !important;
}