:root {
  color-scheme: dark;
  --bg: #11161c;
  --panel: #19212a;
  --panel-dim: #141a21;
  --raised: #222c37;
  --band-hover: #0d1116;
  --line: #2e3a46;
  --ink: #e3e9ef;
  --muted: #8b99a8;
  --faint: #56636f;
  --accent: #ff9a45;
  --accent-soft: rgba(255, 154, 69, .16);
  --accent-hover: #ffad66;
  --ground: #18212b;
  --wall: #151c24;
  --grid: #222c37;
  --shadow: rgba(139, 160, 186, .22);
  --cloud: rgba(150, 175, 205, .07);
  --storm-base: #10161d;
  --storm-top: #46525f;
  --lightning: #8fb6e6;
  --flash: #f2f8ff;
  --glow: #9cc9ff;
  --start: #0c1015;
  --end: #f3f6fa;
  --receiver: #dfe6ee;
  --direct: #8fb6e6;
  --reflected: #6c7c8e;
  --cloud-handle: #7d95b3;
  --mic-1: #e3e9ef;
  --mic-2: #8fb6e6;
  --mic-3: #7fcfc0;
  --mic-4: #b7a6ec;
  --mic-5: #e59ab5;
  --mic-6: #b5d67a;
  --mic-7: #6fd3e8;
  --mic-8: #93a4b8;
  --firework-1: #ff5a4f;
  --firework-2: #52e07a;
  --firework-3: #5b8cff;
  --firework-4: #ffc94a;
  --firework-5: #e9eef5;
  --firework-6: #c77dff;
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  font-variant-numeric: tabular-nums;
}

* {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-size: 13px;
}
button,
input,
select {
  font: inherit;
  color: inherit;
}
button,
select {
  border: 0;
  border-radius: 3px;
  background: var(--raised);
  padding: 5px 10px;
  cursor: pointer;
}
button:hover:not(:disabled),
select:hover {
  background: var(--line);
}
button:disabled {
  cursor: not-allowed;
  opacity: .5;
}
button.primary {
  min-width: 64px;
  background: var(--accent);
  color: #1a1208;
  font-weight: 600;
}
button.primary:hover:not(:disabled) {
  background: var(--accent-hover);
}
#play {
  width: 72px;
}
button[aria-busy="true"] {
  cursor: wait;
}
button[aria-busy="true"]:disabled {
  opacity: .85;
}
button[aria-busy="true"]::after {
  display: inline-block;
  width: 10px;
  height: 10px;
  border: 1.5px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  vertical-align: -1px;
  content: "";
  animation: loading-spin .7s linear infinite;
}
@keyframes loading-spin {
  to {
    transform: rotate(360deg);
  }
}
:focus-visible {
  outline: none;
}
input:not([type="checkbox"]):not([type="range"]):focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 1px solid var(--faint);
  outline-offset: 0;
}
:root[data-keyboard] :is(*, input, select, textarea):focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
dialog:focus {
  outline: none;
}
input[type="checkbox"] {
  display: inline-grid;
  flex: none;
  place-content: center;
  width: 14px;
  height: 14px;
  margin: 0;
  border-radius: 3px;
  background: var(--bg);
  box-shadow: inset 0 0 0 1px var(--faint);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
}
input[type="checkbox"]::before {
  width: 8px;
  height: 8px;
  background: #1a1208;
  clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0, 43% 62%);
  content: "";
  transform: scale(0);
}
input[type="checkbox"]:hover {
  box-shadow: inset 0 0 0 1px var(--muted);
}
input[type="checkbox"]:checked {
  background: var(--accent);
  box-shadow: none;
}
input[type="checkbox"]:checked::before {
  transform: scale(1);
}
input[type="checkbox"]:disabled {
  cursor: not-allowed;
  opacity: .5;
}
h2 {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.panel h2 i,
.group summary i {
  width: 1.4em;
  margin-right: 4px;
  font-size: 11px;
  text-align: center;
}
figure {
  margin: 0;
}
figcaption {
  position: absolute;
  top: 6px;
  left: 8px;
  color: var(--faint);
  font-size: 11px;
  pointer-events: none;
}
.plot-tabs {
  display: inline-flex;
  gap: 2px;
  margin-left: 8px;
  pointer-events: auto;
}
.plot-tabs button {
  background: none;
  padding: 0 6px;
  color: var(--ink);
  font-size: 11px;
  line-height: 16px;
}
.plot-tabs button {
  color: var(--mic);
}
.plot-play {
  margin-right: 6px;
  padding: 0 4px;
  background: none;
  color: var(--ink);
  line-height: 16px;
  vertical-align: top;
  pointer-events: auto;
}
.plot-play svg {
  display: block;
  width: 10px;
  height: 16px;
  fill: currentColor;
}
.plot-play .icon-pause,
.plot-play.playing .icon-play {
  display: none;
}
.plot-play.playing .icon-pause {
  display: inline;
}
.results.playable canvas {
  cursor: ew-resize;
}
.plot-tabs button.muted {
  opacity: .55;
}
.plot-tabs button[aria-pressed="true"] {
  border-radius: 0;
  box-shadow: inset 0 -1px 0 var(--mic);
}

.bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--panel-dim);
}
.brand {
  margin-right: 8px;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: .02em;
}
.github-link {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  color: var(--ink);
}
.github-link:hover {
  color: var(--accent);
}
.github-link svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}
.icon-toggles {
  display: inline-flex;
  gap: 2px;
}
.icon-toggle {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  padding: 0;
  color: var(--faint);
  font-size: 13px;
}
.icon-toggle[aria-pressed="true"] {
  color: var(--accent);
}
.icon-toggle[hidden] {
  display: none;
}
.ui-icon {
  width: 18px;
  height: 18px;
}
#preview[aria-pressed="false"] {
  color: var(--muted);
}
#preview .ui-icon {
  width: 20px;
  height: 20px;
}
.listen-label {
  margin-left: 4px;
  color: var(--ink);
  font-weight: 500;
  white-space: nowrap;
}
.status {
  margin: 0;
  color: var(--muted);
  text-align: right;
  overflow-wrap: anywhere;
  transition: opacity .6s;
}
.status:empty {
  display: none;
}
.status.faded {
  opacity: 0;
}
.status.error {
  color: var(--accent);
}
.spacer {
  flex: 1;
}

.modes {
  display: inline-flex;
  gap: 2px;
  margin-right: 6px;
}
.modes button[aria-checked="true"] {
  background: var(--accent-soft);
  color: var(--accent);
}
.modes button i {
  display: none;
}

.layout {
  --panel-width: 340px;
  --results-height: 220px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 6px var(--panel-width);
  grid-template-rows: minmax(240px, 1fr) 6px var(--results-height);
  grid-template-areas:
    "view split-column panel"
    "split-row split-column panel"
    "results split-column panel";
  height: calc(100% - 46px);
  padding: 8px;
}
.view {
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
  grid-area: view;
}
.view,
.plot {
  position: relative;
  min-height: 0;
  border-radius: 4px;
  background: var(--panel);
}
.plot {
  background: var(--panel-dim);
}
canvas {
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
  /* A long press on a canvas would select it in iOS Safari. */
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
  -webkit-tap-highlight-color: transparent;
}
.splitter {
  border-radius: 3px;
}
.splitter:hover,
.splitter:focus-visible,
.splitter.dragging {
  background: var(--line);
}
.splitter-column {
  grid-area: split-column;
  cursor: col-resize;
}
.splitter-row {
  grid-area: split-row;
  cursor: row-resize;
}

.panel {
  grid-area: panel;
  min-height: 0;
  overflow-y: auto;
  border-radius: 4px;
  background: var(--panel-dim);
  padding: 12px;
}
.panel section + section {
  margin-top: 18px;
}
.list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.card[aria-selected="true"] {
  padding-bottom: 12px;
}
.card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 -12px;
  padding: 6px 12px;
  background: var(--bg);
  cursor: pointer;
}
.card-header:hover {
  background: var(--band-hover);
}
.card[aria-selected="true"] .card-header .name {
  color: var(--accent);
}
.card-header .name {
  flex: 1;
}
.card-header .kind {
  color: var(--muted);
  font-size: 11px;
}
.card-header input {
  margin: 0;
}
.icon-button {
  display: inline-grid;
  place-items: center;
  width: 22px;
  height: 22px;
  margin: -3px -6px -3px 0;
  padding: 0;
  border: 0;
  background: none;
  color: var(--faint);
  font-size: 12px;
}
.icon-button:hover,
.icon-button:focus-visible {
  color: var(--accent);
}
.card-summary {
  margin: 8px 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.4;
}
.card .fields {
  margin: 8px 0 0;
}
.macros {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) 96px;
  align-items: center;
  gap: 6px 8px;
  margin: 0;
}
.macros label {
  color: var(--muted);
}
.macros input[type="range"] {
  width: 100%;
}
input[type="range"] {
  --from: 0%;
  --to: 0%;
  height: 18px;
  margin: 0;
  background: none;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
}
input[type="range"]::-webkit-slider-runnable-track {
  height: 4px;
  border-radius: 2px;
  background: linear-gradient(to right, var(--line) var(--from), var(--accent) var(--from), var(--accent) var(--to), var(--line) var(--to));
}
input[type="range"]::-moz-range-track {
  height: 4px;
  border-radius: 2px;
  background: linear-gradient(to right, var(--line) var(--from), var(--accent) var(--from), var(--accent) var(--to), var(--line) var(--to));
}
input[type="range"]::-webkit-slider-thumb {
  width: 12px;
  height: 12px;
  margin-top: -4px;
  border: 0;
  border-radius: 50%;
  background: var(--ink);
  -webkit-appearance: none;
}
input[type="range"]::-moz-range-thumb {
  width: 12px;
  height: 12px;
  border: 0;
  border-radius: 50%;
  background: var(--ink);
}
input[type="range"]:hover::-webkit-slider-thumb {
  background: var(--accent-hover);
}
input[type="range"]:hover::-moz-range-thumb {
  background: var(--accent-hover);
}
.dual {
  position: relative;
  height: 18px;
}
.dual input[type="range"] {
  position: absolute;
  inset: 0;
  width: 100%;
  pointer-events: none;
}
.dual input[type="range"] + input[type="range"]::-webkit-slider-runnable-track {
  background: none;
}
.dual input[type="range"] + input[type="range"]::-moz-range-track {
  background: none;
}
.dual input[type="range"]::-webkit-slider-thumb {
  pointer-events: auto;
}
.dual input[type="range"]::-moz-range-thumb {
  pointer-events: auto;
}
.macro-value {
  overflow: hidden;
  color: var(--ink);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
button.macro-value {
  border: 0;
  background: none;
  padding: 0;
  font: inherit;
  font-size: 11px;
  text-align: left;
  cursor: text;
}
button.macro-value:hover {
  text-decoration: underline dotted;
}
.macro-entry {
  width: 100%;
  min-width: 0;
  border: 0;
  border-radius: 3px;
  background: var(--raised);
  padding: 2px 4px;
  color: var(--ink);
  font: inherit;
  font-size: 11px;
}
.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin: 10px 0 0;
}
.card-actions button {
  background: var(--line);
}
.card-actions button:hover:not(:disabled) {
  background: var(--faint);
}
.group {
  margin-top: 18px;
}
.group summary {
  margin: 0 -12px 8px;
  padding: 6px 12px;
  background: var(--bg);
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  cursor: pointer;
}

.overlay {
  position: absolute;
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-width: 34%;
  margin: 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.4;
  pointer-events: none;
}
.overlay .warning {
  color: var(--accent);
}
.overlay .warning.severe {
  font-weight: 600;
}
.overlay strong {
  color: var(--ink);
  font-weight: 600;
}
.overlay-top {
  top: 12px;
  left: 14px;
}
.overlay-bottom {
  bottom: 12px;
  left: 14px;
  gap: 10px;
}
.overlay-stack {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.cube-orientation {
  display: flex;
  flex-direction: column;
  gap: 2px;
  pointer-events: auto;
}
.cube-orientation[hidden] {
  display: none;
}
.cube-orientation canvas {
  width: 150px;
  height: 120px;
  cursor: grab;
}
.view-side {
  position: absolute;
  top: 10px;
  right: 12px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  max-width: 45%;
}
.view-tools {
  flex-direction: column;
}
.view-tools .icon-toggle {
  background: color-mix(in srgb, var(--raised) 80%, transparent);
}
.attribution {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}
.attribution .info-button {
  margin-right: calc((28px - 18px) / 2);
}
.attribution[hidden],
.attribution-text[hidden] {
  display: none;
}
.info-button {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: none;
  box-shadow: inset 0 0 0 1px var(--faint);
  padding: 0;
  color: var(--faint);
  font-size: 11px;
  font-style: italic;
  font-weight: 600;
  line-height: 18px;
}
.info-button:hover:not(:disabled),
.info-button[aria-expanded="true"] {
  background: none;
  box-shadow: inset 0 0 0 1px var(--muted);
  color: var(--muted);
}
.attribution-text {
  border-radius: 4px;
  background: var(--panel-dim);
  padding: 8px 10px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.5;
  text-align: right;
}
.attribution-text a {
  color: inherit;
}
.fields .field-actions {
  display: flex;
  grid-column: 1 / -1;
  gap: 4px;
  margin: 4px 0 2px;
}
.fields .field-note {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 11px;
}
.overlay-corner {
  right: 14px;
  bottom: 12px;
  align-items: flex-end;
  gap: 8px;
  width: 220px;
  max-width: 40%;
}
.operations {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 3px;
  width: 100%;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}
.operation {
  padding: 2px 7px;
  overflow: hidden;
  border-radius: 3px;
  color: var(--ink);
  white-space: nowrap;
  text-overflow: ellipsis;
  background: linear-gradient(to right, color-mix(in srgb, var(--accent) 38%, var(--raised)) var(--share, 0%), var(--raised) var(--share, 0%));
}
.overlay-timeline {
  font-variant-numeric: tabular-nums;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  width: 100%;
  color: var(--ink);
  font-size: 12px;
}
.overlay-timeline[hidden] {
  display: none;
}
.timeline-seek {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
  height: 32px;
  pointer-events: auto;
  cursor: ew-resize;
  touch-action: none;
}
.timeline-seek input[type="range"] {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  pointer-events: none;
}
:root[data-keyboard] .timeline-seek:has(input:focus-visible) {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 3px;
}
.timeline-bar {
  position: relative;
  width: 100%;
  height: 4px;
  overflow: hidden;
  border-radius: 2px;
  background: var(--line);
}
.timeline-arrival {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  background: var(--faint);
}
.timeline-progress {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  background: var(--accent);
  mix-blend-mode: screen;
}
.overlay-hint {
  right: 14px;
  bottom: 12px;
  max-width: 40%;
  color: var(--faint);
  text-align: right;
}

dialog {
  width: min(920px, calc(100% - 32px));
  max-height: calc(100% - 64px);
  border: 0;
  border-radius: 6px;
  background: var(--panel);
  color: var(--ink);
  padding: 0;
}
dialog::backdrop {
  background: rgba(8, 11, 15, .6);
}
.details-header {
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--line);
  padding: 12px 16px;
}
.details-header h2 {
  flex: 1;
  margin: 0;
  color: var(--ink);
  font-size: 14px;
  letter-spacing: 0;
  text-transform: none;
}
.details-header .legend {
  margin: 0;
  color: var(--faint);
  font-size: 11px;
}
.details-body {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 20px 28px;
  overflow-y: auto;
  max-height: calc(100vh - 160px);
  padding: 16px;
}
.details-section h3 {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.item {
  display: flex;
  align-items: center;
  gap: 8px;
  border-radius: 3px;
  padding: 4px 6px;
  cursor: pointer;
}
.item:hover {
  background: var(--raised);
}
.item[aria-selected="true"] {
  background: var(--accent-soft);
}
.item .kind {
  color: var(--muted);
  font-size: 11px;
}
.item .name {
  flex: 1;
}
.item input {
  margin: 0;
}
.row-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 10px;
}
.fields {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 132px 16px;
  align-items: center;
  gap: 4px 8px;
}
.fields label {
  overflow: hidden;
  color: var(--muted);
  text-overflow: ellipsis;
  white-space: nowrap;
}
.fields input[type="number"],
.fields input[type="text"],
.fields select {
  width: 100%;
  border: 0;
  border-radius: 3px;
  background: var(--raised);
  padding: 4px 6px;
}
.fields input[type="number"] {
  text-align: right;
}
.fields input[aria-invalid="true"] {
  outline: 1px solid var(--accent);
}
.fields .unit-row {
  grid-column: 1 / -1;
  margin-top: 6px;
  color: var(--faint);
  font-size: 11px;
}
.class {
  color: var(--faint);
  font-size: 10px;
  font-weight: 600;
  text-align: center;
}
.class[data-class="C"] {
  color: var(--accent);
}
.seed {
  display: flex;
  gap: 4px;
}
.seed input {
  min-width: 0;
}
.seed button {
  padding: 4px 6px;
}

.results {
  display: grid;
  grid-area: results;
  min-height: 0;
  grid-template-columns: minmax(0, 3fr) minmax(0, 1fr);
  gap: 8px;
  min-height: 0;
}
.notes {
  overflow-y: auto;
  border-radius: 4px;
  background: var(--panel);
  padding: 10px 12px;
  color: var(--muted);
}
.summary {
  margin: 0 0 6px;
  color: var(--ink);
  line-height: 1.5;
}
.warnings,
.missing {
  margin: 0;
  padding-left: 16px;
}
.warnings li {
  color: var(--accent);
}
.legend {
  margin: 6px 0 2px;
}
details summary {
  cursor: pointer;
}

@media (max-width: 900px) {
  .layout {
    gap: 8px;
    grid-template-columns: 1fr;
    grid-template-rows: 460px auto auto;
    grid-template-areas:
      "view"
      "results"
      "panel";
    height: auto;
  }
  .splitter {
    display: none;
  }
  .results {
    grid-template-columns: 1fr;
    grid-template-rows: 180px 160px;
  }
  .bar {
    flex-wrap: wrap;
  }
}

.place-dialog {
  width: min(960px, calc(100% - 32px));
}
.place-search {
  display: flex;
  flex: 1;
  gap: 4px;
}
.place-search input {
  flex: 1;
  min-width: 0;
  border: 0;
  border-radius: 3px;
  background: var(--raised);
  padding: 4px 6px;
}
.place-coordinates {
  color: var(--muted);
  font-size: 11px;
  white-space: nowrap;
}
.place-map {
  position: relative;
  height: min(560px, calc(100vh - 180px));
  background: var(--bg);
}
.place-map canvas {
  position: absolute;
  inset: 0;
}
#place-map {
  filter: invert(1) hue-rotate(185deg) saturate(.35) brightness(.85) contrast(.9);
}
#place-overlay {
  cursor: grab;
}
.place-credit {
  position: absolute;
  right: 8px;
  bottom: 6px;
  color: var(--faint);
  font-size: 10px;
}
.place-credit a {
  color: inherit;
}
.map-button {
  padding: 4px 6px;
}

.export-dialog {
  width: min(460px, calc(100% - 32px));
}
.export-echotect {
  border-top: 1px solid var(--line);
}
.export-echotect h3 {
  margin: 0;
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
}
.export-go {
  display: flex;
  align-items: center;
  gap: 8px;
}
.export-go .export-summary {
  flex: 1;
}
.export-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
}
.export-name {
  display: grid;
  grid-template-columns: 70px 1fr;
  align-items: center;
  gap: 10px;
  color: var(--muted);
}
.export-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.export-list label {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 6px 4px;
  border-radius: 4px;
}
.export-list label:hover {
  background: var(--raised);
}
.export-list small,
.export-contract,
.export-summary {
  color: var(--faint);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}
.export-list strong {
  font-weight: 500;
}
.export-contract,
.export-summary,
.export-error {
  margin: 0;
}
.export-error {
  color: var(--accent);
}
.export-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  border-top: 1px solid var(--line);
  padding: 12px 16px;
}

.settings-dialog {
  width: min(560px, calc(100% - 32px));
}
.settings-body {
  overflow-y: auto;
  padding: 16px;
}
.settings-body h3 {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.settings-grid {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr) 120px;
  align-items: center;
  gap: 10px 12px;
}
.settings-grid label {
  color: var(--muted);
}
.settings-grid input[type="range"] {
  width: 100%;
}
.settings-grid output {
  color: var(--ink);
  font-size: 12px;
  white-space: nowrap;
}
.settings-grid + h3,
.settings-cost + h3 {
  margin-top: 22px;
}
.settings-grid .idle,
.settings-grid input:disabled {
  opacity: .45;
}
.settings-grid input:disabled {
  cursor: not-allowed;
}
.settings-check {
  display: flex;
  grid-column: 2 / -1;
  align-items: center;
  gap: 10px;
}
.settings-check .settings-summary {
  color: var(--muted);
}
.settings-cost {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}
.settings-cost > span {
  color: var(--muted);
}
.settings-cost output {
  color: var(--ink);
  font-size: 12px;
  white-space: nowrap;
}
.cost-bar {
  position: relative;
  height: 8px;
  border-radius: 4px;
  background: var(--line);
}
.cost-fill {
  height: 100%;
  border-radius: 4px;
  background: var(--accent);
  transition: width .15s;
}
.cost-full {
  position: absolute;
  top: -3px;
  bottom: -3px;
  width: 2px;
  margin-left: -1px;
  background: var(--ink);
}

.sheet-header,
.sheet-tabs,
.cube-chip,
.sheet-files {
  display: none;
}

@media (max-width: 700px) {
  html,
  body {
    height: 100dvh;
    overflow: hidden;
  }
  body {
    display: flex;
    flex-direction: column;
  }
  .bar {
    flex-wrap: nowrap;
    gap: 4px;
    padding: 8px;
  }
  .brand {
    margin-right: 0;
    flex: none;
  }
  .modes {
    flex: none;
    margin-right: 0;
  }
  .modes button {
    width: 36px;
    height: 36px;
    padding: 0;
    font-size: 15px;
  }
  .modes button i {
    display: inline-block;
  }
  .modes button span {
    display: none;
  }
  .bar #play {
    flex: none;
    width: 64px;
    height: 36px;
  }
  .bar #settings,
  .bar .github-link {
    flex: none;
    width: 36px;
    height: 36px;
    color: var(--ink);
  }
  .bar .github-link {
    margin-left: auto;
  }
  .bar #open,
  .bar #save,
  .bar #export,
  .listen-label,
  .spacer {
    display: none;
  }
  .layout {
    flex: 1;
    gap: 6px;
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: minmax(0, 1fr) auto auto;
    grid-template-areas:
      "view"
      "results"
      "tabs";
    height: auto;
    min-height: 0;
    padding: 0 6px 6px;
  }
  .results {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: 64px;
  }
  .plot-arrivals {
    display: none;
  }
  .results-open .results {
    grid-template-rows: minmax(0, 1fr) minmax(0, 1fr);
    height: 50dvh;
  }
  .results-open .plot-arrivals {
    display: block;
  }
  .sheet-tabs {
    display: flex;
    grid-area: tabs;
    justify-content: space-between;
    gap: 4px;
  }
  .sheet-tabs button {
    flex: 1;
    height: 40px;
    padding: 0;
    background: var(--panel-dim);
    color: var(--muted);
    font-size: 16px;
  }
  .sheet-tabs button[aria-pressed="true"] {
    color: var(--accent);
  }
  .sheet-tabs .results-toggle {
    flex: .8;
    margin-left: 6px;
  }
  #cube-selected,
  #cube-listen {
    display: none;
  }
  .cube-chip {
    position: absolute;
    top: 10px;
    left: 10px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    max-width: 60%;
    padding: 5px 9px;
    background: color-mix(in srgb, var(--raised) 85%, transparent);
    color: var(--ink);
    font-size: 12px;
  }
  .cube-chip span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .cube-chip i {
    color: var(--muted);
  }
  .view-side {
    top: 8px;
    right: 8px;
  }
  .overlay-corner {
    right: 10px;
    bottom: 8px;
    width: 180px;
    max-width: 55%;
  }
  .overlay-bottom {
    bottom: 8px;
    left: 10px;
  }
  .cube-orientation canvas {
    width: 110px;
    height: 88px;
  }
  body:not([data-selected="receiver"]) .cube-orientation {
    display: none;
  }
  .panel {
    display: none;
  }
  body[data-sheet] .panel {
    position: fixed;
    inset: 0;
    z-index: 30;
    display: block;
    border-radius: 0;
    padding: 0 12px 32px;
    overscroll-behavior: contain;
  }
  .panel > [data-sheet] {
    display: none;
    margin-top: 0;
  }
  body[data-sheet="emitters"] .panel > [data-sheet="emitters"],
  body[data-sheet="receivers"] .panel > [data-sheet="receivers"],
  body[data-sheet="environment"] .panel > [data-sheet="environment"],
  body[data-sheet="terrain"] .panel > [data-sheet="terrain"],
  body[data-sheet="output"] .panel > [data-sheet="output"] {
    display: block;
  }
  .panel > section > h2,
  .panel > .group > summary {
    display: none;
  }
  .sheet-header {
    position: sticky;
    top: 0;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0 -12px 12px;
    border-bottom: 1px solid var(--line);
    background: var(--panel-dim);
    padding: 12px;
  }
  .sheet-header h2 {
    flex: 1;
    margin: 0;
    color: var(--ink);
    font-size: 14px;
    letter-spacing: 0;
    text-transform: none;
  }
  .sheet-files {
    display: flex;
    gap: 4px;
    margin-top: 18px;
  }
  dialog,
  .place-dialog,
  .export-dialog,
  .settings-dialog {
    inset: 0;
    width: 100vw;
    max-width: none;
    height: 100dvh;
    max-height: none;
    margin: 0;
    border-radius: 0;
  }
  dialog[open] {
    display: flex;
    flex-direction: column;
  }
  dialog > form {
    display: flex;
    flex: 1;
    flex-direction: column;
    min-height: 0;
  }
  .details-header {
    flex-wrap: wrap;
  }
  .details-header .legend {
    order: 3;
    flex-basis: 100%;
  }
  .details-body {
    flex: 1;
    grid-template-columns: minmax(0, 1fr);
    max-height: none;
  }
  .place-map {
    flex: 1;
    height: auto;
  }
  .export-scroll,
  .settings-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
  }
  .settings-grid {
    grid-template-columns: 92px minmax(0, 1fr) auto;
    gap: 14px 10px;
  }
  .settings-cost {
    grid-template-columns: 104px minmax(0, 1fr);
    gap: 8px 10px;
  }
  .settings-cost output {
    grid-column: 2;
  }
  .info-body {
    display: flex;
    flex-direction: column;
    gap: 18px;
    overflow-y: auto;
    padding: 16px;
    color: var(--muted);
    line-height: 1.5;
  }
  .info-section {
    display: flex;
    flex-direction: column;
    gap: 2px;
  }
  .info-section strong {
    color: var(--ink);
  }
  .info-section .warning {
    color: var(--accent);
  }
}

@media (max-width: 360px) {
  .bar {
    gap: 2px;
    padding: 6px;
  }
  .brand {
    font-size: 12px;
  }
  .modes button,
  .bar #settings,
  .bar .github-link {
    width: 32px;
  }
  .bar #play {
    min-width: 56px;
    width: 56px;
  }
}