@font-face {
  font-family: "SF Pro Display Local";
  src: url("data/SF-Pro-Display-Medium.otf") format("opentype");
  font-weight: 500;
}

:root {
  --is-mobile: 0;
  --mobile-breakpoint: 768px;
  --control-font-size: 13px;
  --control-input-font-size: 13px;
  --control-panel-width: 320px;
  --layout-gap: 14px;
  --canvas-aspect: 1080 / 1350;
  --canvas-width-per-height: 0.8;
}

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  min-height: 0;
  overflow: hidden;
  background: #000000;
  font-family: Arial, Helvetica, sans-serif;
  overscroll-behavior: none;
}

body {
  position: fixed;
  inset: 0;
  display: grid;
  width: 100%;
  height: 100%;
  min-height: 0;
  overflow: hidden;
  place-items: center;
}

.workspace {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, auto) var(--control-panel-width);
  align-items: start;
  gap: var(--layout-gap);
  max-width: calc(100vw - 48px);
  max-height: calc(100vh - 48px);
}

#sketch-holder {
  line-height: 0;
}

canvas {
  display: block;
  aspect-ratio: var(--canvas-aspect);
  width: min(calc(100vw - 48px - var(--control-panel-width) - var(--layout-gap)), calc((100vh - 48px) * var(--canvas-width-per-height))) !important;
  max-height: calc(100vh - 48px) !important;
  height: auto !important;
  cursor: grab;
}

canvas:active {
  cursor: grabbing;
}

.controls {
  z-index: 10;
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  align-items: stretch;
  gap: 6px;
  width: var(--control-panel-width);
  max-width: none;
  max-height: calc(100vh - 48px);
  overflow: auto;
  padding: 8px;
  color: #000000;
  background: rgb(255 255 255 / 70.6%);
  border: 2px solid #000000;
  font-family: "SF Pro Display Local", Arial, Helvetica, sans-serif;
  letter-spacing: 0.03em;
  box-sizing: border-box;
  scrollbar-width: none;
}

.controls::-webkit-scrollbar {
  display: none;
}

.controls-header {
  display: flex;
  grid-column: 1 / -1;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
  gap: 8px;
  min-width: 0;
  padding-left: 18px;
}

.control-row {
  display: flex;
  flex: 1 1 100%;
  align-items: center;
  justify-content: flex-start;
  gap: 6px;
  min-width: 0;
}

.mode-tabs,
.dither-tabs {
  display: grid;
  gap: 6px;
  flex: 0 0 auto;
}

.mode-tabs,
.dither-tabs {
  grid-template-columns: repeat(3, max-content);
  justify-content: start;
}

.dither-tabs {
  grid-template-columns: repeat(4, max-content);
  flex-basis: 100%;
}

.mode-tab,
.dither-tab {
  min-height: 22px;
  padding: 0 6px;
  color: #000000;
  background: #ffffff;
  border: 1px solid #000000;
  font-family: inherit;
  font-size: var(--control-font-size);
  font-weight: 500;
  letter-spacing: inherit;
  line-height: 1;
  cursor: pointer;
}

.mode-tab.is-active,
.dither-tab.is-active {
  color: #ffffff;
  background: #000000;
}

.file-control {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  min-height: 24px;
  padding: 0 8px;
  color: #ffffff;
  background: #000000;
  border: 1px solid #000000;
  font-family: inherit;
  font-size: var(--control-font-size);
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
  box-sizing: border-box;
}

.file-control input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

#obj-status {
  min-width: 0;
  max-width: 14ch;
  flex: 1 1 auto;
  overflow: hidden;
  color: #000000;
  font-family: inherit;
  font-size: var(--control-font-size);
  font-weight: 500;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.slider-control {
  display: grid;
  gap: 5px;
}

.rotation-control,
.format-control,
.palette-control,
.render-control {
  display: grid;
  gap: 6px;
}

.controls > .slider-control {
  grid-column: 1 / -1;
}

.rotation-control {
  grid-column: 1 / -1;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.palette-control,
.format-control,
.render-control {
  grid-column: 1 / -1;
}

.control-heading,
.slider-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  color: #000000;
  font-family: inherit;
  font-size: var(--control-font-size);
  font-weight: 500;
  line-height: 1.2;
}

.palette-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 5px;
}

.palette-row {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 5px;
  align-items: center;
}

.palette-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 5px;
}

.scrub-control,
.number-control {
  display: grid;
  gap: 5px;
}

.button-row {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  column-gap: 5px;
  row-gap: 7px;
  align-items: center;
}

.compact-button,
.button-row .control-button {
  grid-column: span 2;
  min-width: 0;
  min-height: 22px;
  padding: 0 6px;
  font-size: var(--control-font-size);
}

#play-button,
#transparent-record {
  grid-column: span 3;
}

.number-control {
  grid-template-columns: 1fr auto;
  align-items: center;
  color: #000000;
  font-family: inherit;
  font-size: var(--control-font-size);
  font-weight: 500;
  line-height: 1.2;
}

.number-control input {
  width: 58px;
  min-width: 0;
  height: 20px;
  padding: 0 4px;
  color: #000000;
  background: #ffffff;
  border: 1px solid #000000;
  font-family: inherit;
  font-size: var(--control-input-font-size);
  font-weight: 500;
  letter-spacing: inherit;
  line-height: 1;
  text-align: right;
  box-sizing: border-box;
}

.control-select {
  width: 100%;
  height: 22px;
  padding: 0 6px;
  color: #000000;
  background: #ffffff;
  border: 1px solid #000000;
  border-radius: 0;
  font-family: inherit;
  font-size: var(--control-input-font-size);
  font-weight: 500;
  letter-spacing: inherit;
  line-height: 1;
  box-sizing: border-box;
}

.colour-picker {
  appearance: none;
  width: 26px;
  height: 22px;
  padding: 0;
  border: 1px solid #000000;
  background: transparent;
  cursor: pointer;
}

.colour-picker::-webkit-color-swatch-wrapper {
  padding: 0;
}

.colour-picker::-webkit-color-swatch {
  border: 0;
}

.colour-picker::-moz-color-swatch {
  border: 0;
}

.control-button,
.remove-colour,
.collapse-controls {
  min-height: 22px;
  padding: 0 6px;
  color: #ffffff;
  background: #000000;
  border: 1px solid #000000;
  font-family: inherit;
  font-size: var(--control-font-size);
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
}

.control-button:hover:not(:disabled),
.remove-colour:hover:not(:disabled),
.collapse-controls:hover,
.file-control:hover,
.mode-tab.is-active:hover,
.dither-tab.is-active:hover {
  color: #ffffff;
  background: rgb(0 0 197);
  border-color: rgb(0 0 197);
}

.collapse-controls {
  position: absolute;
  top: 5px;
  left: 5px;
  z-index: 2;
  width: 14px;
  height: 14px;
  min-height: 0;
  min-width: 0;
  padding: 0;
  opacity: 0.7;
}

.collapse-controls::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-left: 3px solid transparent;
  border-right: 3px solid transparent;
  border-top: 4px solid currentColor;
  transform: translate(-50%, -40%);
}

.controls.is-collapsed {
  overflow: visible;
  background: transparent;
  border-color: transparent;
  pointer-events: none;
}

.controls.is-collapsed > :not(.collapse-controls) {
  visibility: hidden;
  pointer-events: none;
}

.controls.is-collapsed .collapse-controls {
  pointer-events: auto;
}

.controls.is-collapsed .collapse-controls::before {
  border-top: 0;
  border-bottom: 4px solid currentColor;
  transform: translate(-50%, -60%);
}

.control-button:disabled,
.remove-colour:disabled {
  color: #777777;
  background: #ffffff;
  cursor: default;
}

.control-button.is-active {
  color: #000000;
  background: #ffffff;
}

.slider-heading output {
  min-width: 3ch;
  font-family: inherit;
  text-align: right;
}

.slider-value-input {
  width: 58px;
  min-width: 0;
  height: 20px;
  padding: 0 4px;
  color: #000000;
  background: #ffffff;
  border: 1px solid #000000;
  font-family: inherit;
  font-size: var(--control-input-font-size);
  font-weight: 500;
  letter-spacing: inherit;
  line-height: 1;
  text-align: right;
  box-sizing: border-box;
}

.render-status {
  overflow: hidden;
  color: #000000;
  font-family: inherit;
  font-size: var(--control-font-size);
  font-weight: 500;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.range-slider {
  appearance: none;
  height: 10px;
  width: 100%;
  background: transparent;
  cursor: pointer;
}

.range-slider::-webkit-slider-runnable-track {
  height: 3px;
  background: #000000;
}

.range-slider::-webkit-slider-thumb {
  appearance: none;
  width: 8px;
  height: 8px;
  margin-top: -2.5px;
  border: 0;
  border-radius: 0;
  background: #000000;
}

.range-slider:hover::-webkit-slider-thumb {
  background: rgb(0 0 197);
}

.range-slider::-moz-range-track {
  height: 3px;
  background: #000000;
}

.range-slider::-moz-range-thumb {
  width: 8px;
  height: 8px;
  border: 0;
  border-radius: 0;
  background: #000000;
}

.range-slider:hover::-moz-range-thumb {
  background: rgb(0 0 197);
}

@media (max-width: 768px) {
  :root {
    --is-mobile: 1;
  }

  .workspace {
    display: block;
    max-width: calc(100vw - 20px);
    max-height: calc(100vh - 20px);
  }

  canvas {
    width: min(calc(100vw - 20px), calc((100vh - 20px) * var(--canvas-width-per-height))) !important;
    max-height: calc(100vh - 20px) !important;
  }

  .controls {
    position: absolute;
    left: 8px;
    right: 8px;
    bottom: 8px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: calc(100% - 16px);
    max-height: calc(50% - 16px);
    gap: 5px;
    padding: 6px;
    transform: scale(0.8);
    transform-origin: bottom left;
  }

  .controls-header {
    flex-wrap: wrap;
    gap: 6px 18px;
    padding-left: 18px;
  }

  .control-row {
    flex: 0 1 240px;
  }

  .controls > .slider-control {
    grid-column: span 2;
  }

  .rotation-control {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .palette-control,
  .render-control {
    grid-column: span 2;
  }

  .side-only-control {
    display: none;
  }

  .file-control {
    min-height: 22px;
    padding: 0 6px;
    font-size: var(--control-font-size);
  }

  #obj-status {
    max-width: 44vw;
    font-size: var(--control-font-size);
  }
}