/* Revision 29: scroll-driven light and film details, kept GPU-friendly for phones. */
.experience-stage::before,
.cleaning-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: 0.78;
  mix-blend-mode: screen;
  background:
    radial-gradient(circle at 50% 46%, transparent 0 29%, rgba(3, 8, 12, 0.16) 76%, rgba(3, 8, 12, 0.5) 100%),
    linear-gradient(106deg, transparent 0 35%, rgba(255, 255, 255, 0.05) 46%, rgba(17, 169, 239, 0.22) 50%, transparent 62%),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.025) 0 1px, transparent 1px 4px);
  background-position: center, var(--scene-shift, var(--cleaning-shift, -150%)) center, center;
  background-size: 100% 100%, 48% 100%, 100% 100%;
  background-repeat: no-repeat;
  transform: translateZ(0);
}

.car-visual::after,
.cleaning-visual::after {
  content: "";
  position: absolute;
  inset: -12% -24%;
  z-index: 1;
  pointer-events: none;
  opacity: 0.22;
  background: linear-gradient(112deg, transparent 40%, rgba(17, 169, 239, 0.4) 49%, rgba(255, 255, 255, 0.22) 51%, transparent 60%);
  transform: translate3d(var(--scene-sweep, var(--cleaning-sweep, -21%)), 0, 0) skewX(-13deg);
  will-change: transform;
}

.experience-stage::after,
.cleaning-stage::after {
  transition: background 180ms ease-out;
}

.scene-copy,
.cleaning-film-actions {
  position: relative;
}

.scene-copy::before,
.cleaning-film-actions::before {
  content: "";
  position: absolute;
  left: -14px;
  top: 0.35em;
  width: 3px;
  height: 1.8em;
  border-radius: 4px;
  background: var(--accent-blue);
  box-shadow: 0 0 18px rgba(17, 169, 239, 0.55);
  opacity: 0.92;
}

.cleaning-film-actions::before {
  top: 0.25em;
  height: 1.65em;
}

@media (max-width: 720px) {
  .experience-stage::before,
  .cleaning-stage::before {
    opacity: 0.56;
    background-size: 100% 100%, 70% 100%, 100% 100%;
  }

  .car-visual::after,
  .cleaning-visual::after {
    opacity: 0.14;
  }

  .scene-copy::before,
  .cleaning-film-actions::before {
    left: -9px;
    width: 2px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .experience-stage::before,
  .cleaning-stage::before,
  .car-visual::after,
  .cleaning-visual::after {
    background: radial-gradient(circle at 50% 46%, transparent 0 29%, rgba(3, 8, 12, 0.2) 76%, rgba(3, 8, 12, 0.5) 100%);
    transform: none;
    transition: none;
  }
}