html,
body {
  margin: 0;
  padding: 0;
  background: #05070a;
  color: #dce8ed;
  font-family: monospace;
  overflow: hidden;
  color-scheme: dark;
}

canvas {
  display: block;
  touch-action: none;
}

[hidden] {
  display: none !important;
}

.controls {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 220px;
  box-sizing: border-box;
  padding: 10px;
  background: #0a1016ed;
  border: 1px solid #28353f;
  border-radius: 8px;
}

.filename {
  font-size: 10px;
  margin: 0 0 8px;
  color: #b3c4ce;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.filename.has-error {
  color: #eab6aa;
  white-space: normal;
}
.primary-controls,
.secondary-controls {
  display: flex;
  gap: 6px;
}
.secondary-controls {
  margin-top: 6px;
}
button {
  flex: 1;
  min-height: 32px;
  border: 1px solid #34424d;
  border-radius: 6px;
  font: inherit;
  font-size: 10px;
  background: #101a22;
  color: #c8d8e2;
  cursor: pointer;
}
button:hover:enabled {
  border-color: #718c9e;
  background: #172630;
}
.load-button {
  color: #8aeef7;
  border-color: #325e6a;
}
.play-button {
  color: #b3f8c8;
  border-color: #375d45;
}
.secondary-controls button {
  min-height: 28px;
  font-size: 10px;
  padding: 0;
  white-space: nowrap;
}

button:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 4px;
}

button:disabled {
  opacity: 0.45;
  cursor: default !important;
}

.help {
  position: fixed;
  bottom: 24px;
  left: 24px;
  max-width: 300px;
  font-size: 11px;
  line-height: 1.6;
  color: #a4b6c0;
}
.help[open] {
  background: #0a1016f5;
  padding: 16px;
  border: 1px solid #28353f;
  border-radius: 12px;
}
.help summary {
  cursor: pointer;
  color: #c8d8e2;
}
.help a {
  color: #8aeef7;
}
.help dl {
  display: grid;
  grid-template-columns: 64px 1fr;
}
.help dd {
  margin: 0;
}
.drop-overlay {
  display: none;
  position: fixed;
  inset: 12px;
  border: 2px dashed #5ae6f5;
  border-radius: 16px;
  background: #05070aeb;
  align-items: center;
  justify-content: center;
  color: #8aeef7;
  font-size: 20px;
  pointer-events: none;
}
.dropping .drop-overlay {
  display: flex;
}
noscript {
  position: fixed;
  top: 40%;
  left: 24px;
  right: 24px;
  text-align: center;
}

@media (max-width: 760px) {
  .controls {
    right: 16px;
    bottom: 16px;
    width: min(220px, calc(100vw - 32px));
  }
  .help {
    left: 22px;
    bottom: 144px;
    right: 22px;
  }
  .help[open] {
    max-width: none;
  }
}

@media (max-height: 500px) {
  .help {
    bottom: 16px;
  }
}