/* Neon Waves synthwave terrain for nodrugs.space
   Credit: adapted from nocni_sovac's CodePen
   https://codepen.io/nocni_sovac/pen/01a19737-8495-78b1-b461-980c8b7e1e46
   The pen's full-page dark sky and twinkling stars are omitted so the
   existing space-theme starfield stays visible; only the wireframe
   terrain and glowing horizon are drawn, in the bottom of the viewport.
*/

.nd-terrain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0; /* stacked inside #bg-fx, behind content */
  overflow: hidden;
}

.nd-terrain canvas {
  display: block;
  width: 100%;
  height: 100%;
}