/* ===========================================================
   Genius Creative — psychedelic accent layer
   Swirl backgrounds and the animated "canvas" placeholder
   paint, plus the reduced-motion overrides for both. Per the
   design system's balance rule, all psychedelic energy is
   isolated here — the UI layers stay restrained.
   =========================================================== */

.swirl {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 0;
  pointer-events: none;
}

.swirl::before, .swirl::after {
  content: '';
  position: absolute;
  width: 140%;
  height: 140%;
  top: -20%;
  left: -20%;
  background: conic-gradient(from 0deg,
    var(--psy-1), var(--psy-2), var(--psy-3), var(--psy-4), var(--psy-1));
  filter: blur(110px) saturate(140%);
  opacity: 0.28;
  animation: spin 40s linear infinite;
}

.swirl::after {
  animation-duration: 60s;
  animation-direction: reverse;
  opacity: 0.16;
  width: 100%; height: 100%; top: 0; left: 0;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---------- Painting canvas placeholder art ---------- */

.canvas {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: #000;
}

.canvas .paint {
  position: absolute;
  inset: -25%;
  background: conic-gradient(from var(--a, 0deg) at 50% 50%,
    var(--c1, var(--psy-1)), var(--c2, var(--psy-2)), var(--c3, var(--psy-3)), var(--c4, var(--psy-4)), var(--c1, var(--psy-1)));
  filter: blur(38px) saturate(160%) contrast(115%);
  mix-blend-mode: screen;
  animation: spin 34s linear infinite;
}

.canvas img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.canvas::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 20%, rgba(0,0,0,0) 0%, rgba(0,0,0,0.35) 100%);
}

/* ---------- Motion preferences ---------- */

@media (prefers-reduced-motion: reduce) {
  .swirl::before, .swirl::after { animation: none; }
  .canvas .paint { animation: none; }
  html { scroll-behavior: auto; }
}