:root { --pixel: "Press Start 2P", "JetBrains Mono", ui-monospace, monospace; }

.meta { align-items: baseline; gap: 1rem 1.5rem; }
.meta a, .meta button {
  appearance: none;
  border: 0;
  padding: 0;
  background: none;
  font: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
  color: inherit;
  text-decoration: none;
  cursor: pointer;
}
.meta a:hover, .meta button:hover, .meta a:focus-visible, .meta button:focus-visible { color: var(--paper); outline: none; }
.meta kbd { font: inherit; color: var(--dim); opacity: .7; margin-left: .5em; }
.meta .live { color: var(--hot); }
.meta .live::before {
  content: "";
  display: inline-block;
  width: .6em;
  height: .6em;
  margin-right: .55em;
  border-radius: 50%;
  background: var(--hot);
  animation: blink 1.2s steps(1) infinite;
}
.meta .live.off { color: var(--dim); }
.meta .live.off::before { background: var(--dim); animation: none; }

.stage {
  align-self: center;
  max-width: none;
  display: grid;
  justify-items: center;
  padding: 1rem 0;
}

.screen {
  position: relative;
  display: block;
  max-width: 100%;
}

canvas {
  display: block;
  touch-action: manipulation;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  background: #121116;
}

/* CRT scanlines: one dark line every fourth device pixel row of the scaled sprite. */
.screen::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(to bottom, transparent 0 calc(var(--px) * .75), rgba(15, 14, 12, .22) calc(var(--px) * .75) var(--px));
  mix-blend-mode: multiply;
}

.start {
  position: absolute;
  left: 0;
  right: 0;
  top: 42%;
  display: grid;
  justify-items: center;
  gap: clamp(.6rem, var(--px) * 1.6, 1.2rem);
  text-align: center;
  pointer-events: none;
}
.start b {
  font: 400 clamp(.85rem, var(--px) * 2.6, 1.6rem) / 1 var(--pixel);
  color: var(--paper);
  text-shadow: .2em .2em 0 var(--hot);
  animation: blink 1.1s steps(1) infinite;
}
.start > span {
  font: 400 clamp(.55rem, var(--px) * 1.1, .72rem) / 1 var(--mono);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--dim);
}
.start[hidden] { display: none; }

.all {
  position: absolute;
  left: 0;
  right: 0;
  bottom: calc(var(--px) * 1.5);
  margin: 0;
  padding: 0 1rem;
  text-align: center;
  font: 400 clamp(.6rem, var(--px) * 1.2, .8rem) / 1.6 var(--mono);
  letter-spacing: .1em;
  color: var(--paper);
  text-shadow: 1px 1px 0 var(--ink), 2px 2px 0 var(--ink);
}
.all[hidden] { display: none; }

@media (max-width: 36rem) {
  .frame { padding-inline: 1rem; }
  .all { position: static; margin-top: .9rem; padding: 0; font-size: .6rem; }
  .meta { flex-wrap: wrap; row-gap: .9rem; }
  .meta kbd { display: none; }
  .meta .live { order: 1; width: 100%; }
}