/* ============================================================
   PARTICLE BACKGROUND
   Canvas sits inside .wallpaper, behind grid/vignette/hello.
   pointer-events:none — engine listens at the document level.
   ============================================================ */
.wallpaper__particles {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
    .wallpaper__particles { display: none; }
}

@media (max-width: 767px) {
    .wallpaper__particles { opacity: 0.6; }
}