/* Real page surfaces share a position; the host keeps routing and data. */
.v-screen-stack { display:grid; grid-template-columns:minmax(0,1fr); }
.v-screen-stack > .v-screen-surface { grid-area:1 / 1; align-self:start; min-width:0; width:100%; }
.v-screen-surface.is-screen-leaving { pointer-events:none; user-select:none; }
.v-screen-surface.is-screen-fading {
  animation-duration:var(--v-screen-duration,180ms);
  animation-timing-function:cubic-bezier(.2,.78,.22,1);
  animation-fill-mode:both;
}
@keyframes v-screen-fade-a { from { opacity:var(--v-screen-from-opacity,0); } to { opacity:var(--v-screen-to-opacity,1); } }
@keyframes v-screen-fade-b { from { opacity:var(--v-screen-from-opacity,0); } to { opacity:var(--v-screen-to-opacity,1); } }
@media (prefers-reduced-motion:reduce) { .v-screen-surface.is-screen-fading { animation:none; } }