* {
  box-sizing: border-box;
}

:root {
  color-scheme: light dark;
  --page-bg: #eee5c7;
  --page-fg: #1d1b18;
  --control-bg: rgba(238, 229, 199, 0.34);
  --control-border: rgba(29, 27, 24, 0.14);
  --control-fg: rgba(29, 27, 24, 0.7);
  --control-active: #9c2f1f;
  --range-accent: #677f7d;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --page-bg: #101313;
  --page-fg: #eee5c7;
  --control-bg: rgba(16, 19, 19, 0.38);
  --control-border: rgba(238, 229, 199, 0.16);
  --control-fg: rgba(238, 229, 199, 0.72);
  --control-active: #e6c75a;
  --range-accent: #86a8a5;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--page-bg);
  color: var(--page-fg);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

canvas {
  display: block;
  width: 100vw;
  height: 100vh;
}

.audio-controls {
  position: fixed;
  top: 14px;
  right: 16px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 6px 8px;
  background: var(--control-bg);
  border: 1px solid var(--control-border);
  backdrop-filter: blur(8px);
}

.theme-toggle,
.audio-mute {
  width: 72px;
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--control-fg);
  font: 300 11px "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  cursor: pointer;
}

.theme-toggle {
  width: 38px;
}

.theme-toggle[aria-pressed="true"],
.audio-mute[aria-pressed="false"] {
  color: var(--control-active);
}

.audio-volume {
  width: 82px;
  height: 14px;
  accent-color: var(--range-accent);
  opacity: 0.68;
}

.audio-volume:hover,
.audio-volume:focus {
  opacity: 1;
}