.glow-track {
  position: relative;
  overflow: hidden;
}

/* Base — works on dark backgrounds (no blend mode so it's visible everywhere) */
.glow-track > .cursor-glow {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity .7s ease;
  background: radial-gradient(
    500px circle at var(--gx, 50%) var(--gy, 50%),
    rgba(204, 255, 2, 0.12),
    rgba(204, 255, 2, 0.04) 45%,
    transparent 72%
  );
}

.glow-track.is-glow > .cursor-glow {
  opacity: 1;
}

/* Hero — dark bg, screen blend amplifies the glow */
.vhero.glow-track > .cursor-glow {
  background: radial-gradient(
    600px circle at var(--gx, 50%) var(--gy, 50%),
    rgba(204, 255, 2, 0.13),
    rgba(204, 255, 2, 0.04) 45%,
    transparent 70%
  );
  mix-blend-mode: screen;
}

@media (prefers-reduced-motion: reduce) {
  .glow-track > .cursor-glow {
    display: none;
  }
}