.bg-layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 58% 45%;
  display: block;
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
  transform: translate3d(0, 0, 0);
  backface-visibility: hidden;
}

#bg-stage > picture {
  position: absolute;
  inset: 0;
  display: block;
  z-index: 1;
  pointer-events: none;
}

#bg-stage,
#bg-stage *,
.brand__logo,
.feature-card__icon,
canvas[data-media] {
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
  -webkit-user-drag: none;
}

#bg-poster {
  z-index: 1;
  opacity: 0;
  transition: opacity 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

#bg-poster.is-ready {
  opacity: 1;
}

#bg-video {
  z-index: 2;
  opacity: 0;
  transition: opacity 0.85s cubic-bezier(0.22, 1, 0.36, 1);
}

#bg-video.is-playing {
  opacity: 1;
}

#bg-stage.is-live #bg-poster {
  opacity: 0;
  transition-delay: 0.15s;
  transition-duration: 0.4s;
}

#bg-stage.is-live #bg-poster.is-retired {
  visibility: hidden;
}

.app {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  height: var(--app-h, 100%);
  overflow: hidden;
}

.pages-track {
  height: 100%;
  will-change: transform;
  transform: translate3d(0, 0, 0);
  transition: transform var(--page-dur, 900ms) var(--page-ease, cubic-bezier(0.76, 0, 0.24, 1));
}

.page {
  position: relative;
  width: 100%;
  height: var(--app-h, 100%);
  flex-shrink: 0;
  overflow: hidden;
}

.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 28px;
  z-index: 5;
  transform: translateX(-50%) translateY(0);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: rgba(26, 35, 50, 0.62);
  font-size: 12px;
  letter-spacing: 0.12em;
  opacity: 0.8;
  transition:
    opacity 0.45s ease,
    transform 0.7s var(--page-ease, cubic-bezier(0.76, 0, 0.24, 1));
}

.scroll-hint:hover {
  opacity: 1;
}

body:not(.is-page-0) .scroll-hint {
  opacity: 0;
  transform: translateX(-50%) translateY(24px);
  pointer-events: none;
}

.scroll-hint__mouse {
  width: 22px;
  height: 34px;
  border: 1.5px solid rgba(47, 123, 255, 0.5);
  border-radius: 12px;
  position: relative;
  background: rgba(255, 255, 255, 0.28);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.scroll-hint__mouse::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 7px;
  width: 3px;
  height: 7px;
  margin-left: -1.5px;
  border-radius: 2px;
  background: var(--accent, #2f7bff);
  animation: scroll-dot 1.6s cubic-bezier(0.22, 1, 0.36, 1) infinite;
}

@keyframes scroll-dot {
  0% { transform: translateY(0); opacity: 1; }
  70% { transform: translateY(10px); opacity: 0; }
  100% { transform: translateY(10px); opacity: 0; }
}

@media (max-width: 640px) {
  .scroll-hint {
    bottom: 20px;
  }
}