.brix-450-shell {
  --brix-450-shell-vh: 100svh;
  --brix-450-track-height: 1px;
  position: relative;
  isolation: isolate;
  width: 100%;
  min-height: var(--brix-450-shell-vh);
  overflow-x: clip;
  color-scheme: dark;
  background: #070809;
}

.brix-450-shell__viewport {
  position: sticky;
  top: 0;
  z-index: 1;
  width: 100%;
  height: var(--brix-450-shell-vh);
  overflow: hidden;
  overscroll-behavior: none;
  background: #070809;
  opacity: 0;
  transition: opacity 220ms ease;
}

.brix-450-shell.is-ready .brix-450-shell__viewport {
  opacity: 1;
}

.brix-450-shell__frame {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  overscroll-behavior: none;
  background: #070809;
  pointer-events: auto;
}

@media (hover: none), (pointer: coarse) {
  .brix-450-shell,
  .brix-450-shell__viewport,
  .brix-450-shell__frame {
    overscroll-behavior-y: auto;
    touch-action: pan-y;
  }
}

.brix-450-shell__track {
  height: var(--brix-450-track-height);
  pointer-events: none;
}

.brix-450-shell[data-shell-runtime-mode="page"] {
  height: var(--brix-450-shell-vh);
  min-height: var(--brix-450-shell-vh);
}

.brix-450-shell[data-shell-runtime-mode="page"] .brix-450-shell__viewport {
  position: absolute;
  inset: 0;
}

.brix-450-shell[data-shell-runtime-mode="page"] .brix-450-shell__track {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  .brix-450-shell__viewport {
    transition: none;
  }
}