/* ──────────────────────────────
   Subtle animated film grain overlay
────────────────────────────── */

.grain {
  position: fixed;
  inset: 0;
  z-index: 9990;
  pointer-events: none;
  overflow: hidden;
  opacity: var(--grain-opacity, 0.55);
  mix-blend-mode: multiply;
  filter: blur(0.35px);
}

.grain canvas {
  display: block;
  width: 100%;
  height: 100%;
}

@media (prefers-reduced-motion: reduce) {
  .grain {
    opacity: calc(var(--grain-opacity, 0.55) * 0.7);
  }
}