/* Sans JavaScript : pas d'écran de démarrage, voyant éteint. */
html:not(.js) .screen__boot {
  display: none;
}

html:not(.js) .led--power {
  background: var(--led-off);
  box-shadow: none;
}

/* États : écran démarré, lecture, surimpression, pages du séquenceur, mouvement réduit. */

.screen.is-booted .screen__boot {
  opacity: 0;
  visibility: hidden;
}

.screen__pop.is-on {
  opacity: 1;
  transform: translate(-50%, -50%);
}

.panel[hidden],
.page[hidden] {
  display: none;
}

.status__play.is-playing {
  width: 0;
  height: 0;
  background: none;
  border-style: solid;
  border-width: 0.32rem 0 0.32rem 0.55rem;
  border-color: transparent transparent transparent var(--oled-accent);
}

.status__vol.is-muted i {
  background: var(--oled-faint);
}

.status__vol.is-muted::after {
  content: "MUET";
  margin-left: 0.4rem;
  color: var(--oled-accent);
  font-size: 0.9em;
  align-self: center;
}

/* Poche : 8 pas à la fois, page A ou B. */
@media (max-width: 767px) {
  .steps {
    grid-template-columns: 3rem repeat(8, minmax(0, 1fr));
  }

  .steps[data-page="0"] > [data-half="1"],
  .steps[data-page="1"] > [data-half="0"] {
    display: none;
  }

  .piano__keys {
    --cols: 16;
  }

  .pkey.is-extra {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
  }

  .screen__boot {
    display: none;
  }
}