inter/docs/lab/lab.css

:root {
  /* 1 pixel */
  --displayScale: 1;
  --pixel: 1px;

  --fieldHeight: 24px;
  --sidebarWidth: 275px;
  --sidebarButtonSize: 24px;
  --sidebarWidthToButtonSizeScale: 0.0872; /* 24/275 */

  --font-family: Inter;
}
@supports (font-variation-settings: normal) {
  :root { --font-family: 'Inter var'; }
}
@media only screen and (-webkit-min-device-pixel-ratio: 1.5),
       only screen and (min-device-pixel-ratio: 1.5),
       only screen and (min-resolution: 1.5dppx) { :root {
  --displayScale: 2;
  --pixel: 0.5px;
}}
@media only screen and (-webkit-min-device-pixel-ratio: 2.5),
       only screen and (min-device-pixel-ratio: 2.5),
       only screen and (min-resolution: 2.5dppx) { :root {
  --displayScale: 3;
  --pixel: 0.34px;
}}
@media only screen and (-webkit-min-device-pixel-ratio: 3.5),
       only screen and (min-device-pixel-ratio: 3.5),
       only screen and (min-resolution: 3.5dppx) { :root {
  --displayScale: 4;
  --pixel: 0.25px;
}}

/* basic color ————————————————————————————————————————————————————————————————————————————— */
/* sRGB colors */
:root {
  --red: #F03009;
  --yellow: #FFE310;
  --blue:   rgb(3, 102, 214);
}
/* P3 wide gamut colors */
@supports (color: color(display-p3 1 1 1)) { :root {
  --red:    color(display-p3 0.94 0.19 0.04);
  --yellow: color(display-p3 1 0.87 0.05);
}}

/* color scheme ———————————————————————————————————————————————————————————————————————————— */
:root {
  /* signal that this document supports both light and dark color schemes */
  color-scheme: light dark;

  /* Light color scheme */
  --bgColor: white;
  --fgColor: black;
  --fgColorDimmed: rgba(0,0,0,0.4);
  --focus-color: #18A0FB;

  --input-color-bg: white;
  --input-slider-color-bg: rgba(0,0,0,0.2);
  --input-slider-color-fg: var(--fgColor);
  --input-slider-color-focus: rgb(0, 130, 255);
  --input-slider-knob-size: 8px;
  --input-slider-track-size: 6px;
  --input-slider-track-hit-size: 16px;
  --checkbox-bg: var(--input-slider-color-bg);
  --checkbox-fg: var(--input-color-bg);
  --checkbox-on-bg: var(--fgColor);
  --checkbox-on-fg: var(--checkbox-fg);

  --surface1-color-bg: #f4f4f4;
  --surface1-color-fg: #444;

  --surface2-color-bg: white;
  --surface2-color-fg: #222;
  --surface2-color-bg-hover: var(--surface2-color-bg);
  --surface2-color-bg-active: #ddd;
  --surface2-shadow-intensity: 0.5;
  --surface2-shadow-intensity-hover: 0.75;
  --surface2-shadow-intensity-active: 1.5;

  --highlight-bg: #ddd;
  --guide-color: rgba(255,0,255,0.15);

  --icon-minimize: url(../res/icons/minimize-black.svg);
  --icon-popup: url(../res/icons/popup-black.svg);
  --icon-reset: url(../res/icons/reset-black.svg);
  --icon-settings: url(../res/icons/settings-black.svg);
}

:root.color-scheme-dark {
  /* Dark color scheme */
  --bgColor: #090909;
  --fgColor: #fff;
  --fgColorDimmed: rgba(255,255,255,0.4);

  --input-color-bg: #2c2c2c;
  --input-slider-color-bg: rgba(255,255,255,0.3);
  --input-slider-color-fg: var(--fgColor);
  --checkbox-bg: rgba(255,255,255,0.3);
  --checkbox-fg: rgba(0,0,0,0.7);
  --checkbox-on-bg: white;
  --checkbox-on-fg: black;

  --surface1-color-bg: #1b1b1b;
  --surface1-color-fg: #aaa;

  --surface2-color-bg: #333;
  --surface2-color-fg: white;
  --surface2-color-bg-hover: #444;
  --surface2-color-bg-active: #666;
  --surface2-shadow-intensity: 4;
  --surface2-shadow-intensity-hover: 4;
  --surface2-shadow-intensity-active: 10;

  --highlight-bg: #333;
  --guide-color: rgba(255,100,255,0.15);

  --icon-minimize: url(../res/icons/minimize.svg);
  --icon-popup: url(../res/icons/popup.svg);
  --icon-reset: url(../res/icons/reset.svg);
  --icon-settings: url(../res/icons/settings.svg);
}

/* document ———————————————————————————————————————————————————————————————————————————— */

* { margin:0; padding:0; font-synthesis: none; }
body {
  --fgColorMax: var(--fgColor);
  background-color: var(--bgColor);
  color: var(--fgColor);
  font: 11px var(--font-family), sans-serif;
  font-weight:400; /*300=light, 400=regular, 500=medium, 600=semibold*/
  transition: all 168ms cubic-bezier(0.17, 0.65, 0.48, 1);
  transition-property: color, background;
}
.robotoFont {
  font-family: "Roboto", serif;
}
.systemFont {
  font-family: system-ui,-system,-system-ui,-apple-system,sans-serif;
}
.de-emphasize {
  color:#555;
}
a {
  color:#2984AA;
  text-decoration:inherit;
  display:inline-block;
  padding:0 0.3em;
  margin:0 -0.3em;
  border-radius:5px;
}
a:hover { color:#30C2FF; }
p {
  padding: 24px;
  padding-top:12px;
}
h2 {
  font-weight:500;
  margin: 42px 18px 0 18px;
  padding: 6px;
}
i, cite, em, var, address, dfn {
  font-style: italic;
}
/*body.varfont i, body.varfont cite, body.varfont em, body.varfont var,
body.varfont address, body.varfont dfn {
  font-style: oblique -10deg;
}*/

label {
  display: flex;
  align-items: center;
  margin: 2px 0;
}

input[type="number"] {
  width:50px;
  background: none;
  /*border: 1px solid rgba(0,0,0,0.2);*/
  border: none;
  padding: 4px;
  border-radius: 2px;
  background: var(--input-color-bg);
}

select {
  font:inherit;
  line-height:16px;
  height: var(--fieldHeight);
  box-sizing: border-box;
  -webkit-appearance: none;
  border: none;
  padding: 4px 18px 4px 4px;
  border-radius: 2px;
  background: var(--input-color-bg);
  background-image: var(--icon-popup);
  background-repeat: no-repeat;
  background-position: right center;
}
/* fix for Firefox issue:; */
select option { font-family:var(--font-family),Inter; }

input[type="number"]:focus,
input[type="text"]:focus,
select:focus {
  outline: none;
  box-shadow: 0 0 0 2px var(--focus-color);
}

input[type="range"]::-moz-focus-outer {
  border: 0;
}

/* checkbox ———————————————————————————————————————————————————————————————————————————— */

input[type="checkbox"] {
  --checkbox-size:12px;
  --checkbox-handle-size: 10px;
  --checkbox-border: 0px;

  flex: 0 0 auto;
  margin: 4px 0;
  appearance: none; -webkit-appearance: none; -moz-appearance: none; -ms-appearance: none;
  user-select: none; -moz-user-select: none; -webkit-user-select:none;
  background: none;
  border: none;

  background-color: var(--checkbox-bg);

  border: var(--checkbox-border) solid var(--checkbox-bg);
  box-sizing: border-box;

  width: calc(var(--checkbox-size) * 2);
  height:var(--checkbox-size);
  border-radius: var(--checkbox-size);
  position:relative;
  transition: all 168ms ease-out;
}
input[type="checkbox"]:focus {
  outline: none;
  box-shadow: 0 0 0 2px var(--bgColor), 0 0 0 4px var(--focus-color);
}
input[type="checkbox"]:active {
  /* trick to avoid flickering outline */
  box-shadow: none;
}
input[type="checkbox"]::after {
  --padding: calc(
    calc(
      calc(var(--checkbox-size) - var(--checkbox-handle-size))
      / 2
    )
    - var(--checkbox-border)
  );
  content: "";
  background: var(--checkbox-fg);
  display:block;
  position:absolute;
  left: var(--padding);
  top: var(--padding);
  width:var(--checkbox-handle-size);
  height:var(--checkbox-handle-size);
  border-radius:var(--checkbox-handle-size);
  transform: translate(0, 0);
  transition: all 90ms ease-out; /*cubic-bezier(0.09, 0.49, 0.71, 0.98);*/
}
input[type="checkbox"][checked] {
  background-color: var(--checkbox-on-bg);
}
input[type="checkbox"][checked]::after {
  background-color: var(--checkbox-on-fg);
  transform: translate(calc(var(--checkbox-size)), 0);
  /*transition: all 168ms cubic-bezier(0.17, 0.65, 0.48, 1);*/
}
input[type="checkbox"][checked] + * {
  color: var(--fgColorMax);
}
* + input[type="checkbox"] {
  margin-left: 8px;
}

/* range slider ———————————————————————————————————————————————————————————————————————————— */

input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  background: transparent;
  cursor: default;
  margin-left: calc(calc(var(--input-slider-track-hit-size) - var(--input-slider-track-size)) / -2);
}
input[type="range"]:focus {
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  border: 0;
  height: var(--input-slider-knob-size);
  width: var(--input-slider-knob-size);
  border-radius: var(--input-slider-knob-size);
  background: var(--input-slider-color-fg);
  box-shadow: 0 0 0 2px var(--surface1-color-bg);
  margin-top: calc(calc(var(--input-slider-knob-size) - var(--input-slider-track-size)) / -2);
}
input[type="range"]::-moz-range-thumb {
  border: 0;
  height: var(--input-slider-knob-size);
  width: var(--input-slider-knob-size);
  border-radius: var(--input-slider-knob-size);
  background: var(--input-slider-color-fg);
  box-shadow: 0 0 0 2px var(--surface1-color-bg);
  margin-top: calc(calc(var(--input-slider-knob-size) - var(--input-slider-track-size)) / -2);
}


input[type="range"]::-webkit-slider-runnable-track {
  /* Note: hit testing is done on this element so we make it large enough
     to easily hit with --input-slider-track-hit-size and a border that matches the
     background color. This is not portable, unfortunately. */
  box-sizing: border-box;
  width: 100%;
  height: var(--input-slider-track-hit-size);
  background: var(--input-slider-color-bg);
  border-radius: var(--input-slider-track-hit-size);
  --border-w: calc(calc(var(--input-slider-track-hit-size) - var(--input-slider-track-size)) / 2);
  border: var(--border-w) solid var(--surface1-color-bg);
}
input[type="range"]::-moz-range-track {
  box-sizing: border-box;
  width: 100%;
  height: var(--input-slider-track-hit-size);
  background: var(--input-slider-color-bg);
  border-radius: var(--input-slider-track-size);
  --border-w: calc(calc(var(--input-slider-track-hit-size) - var(--input-slider-track-size)) / 2);
  border: var(--border-w) solid var(--surface1-color-bg);
}

/*input[type="range"]:focus::-webkit-slider-thumb { background-color: var(--blue) }
input[type="range"]:focus::-moz-range-thumb     { background-color: var(--blue) }*/

input[type="range"]:focus::-webkit-slider-runnable-track {
  box-shadow: 0 0 0 2px var(--focus-color);
}
input[type="range"]:focus::-moz-range-track {
  box-shadow: 0 0 0 2px var(--focus-color);
}

/* TODO: MS Edge
input[type="range"]::-ms-thumb {
  height: var(--input-slider-knob-size);
  width: var(--input-slider-knob-size);
  border-radius: var(--input-slider-knob-size);
  background: var(--input-slider-color-fg);
  box-shadow: 0 0 0 2px var(--surface1-color-bg);
  margin-top: calc(calc(var(--input-slider-knob-size) - var(--input-slider-track-size)) / -2);
}
input[type="range"]::-ms-track {
  width: 100%;
  height: 8.4px;
  background: transparent;
  border-color: transparent;
  border-width: 16px 0;
  color: transparent;
}
input[type="range"]::-ms-fill-lower {
  background: #2a6495;
  border: 0.2px solid #010101;
  border-radius: 2.6px;
  box-shadow: 1px 1px 1px #000000, 0px 0px 1px #0d0d0d;
}
input[type="range"]:focus::-ms-fill-lower {
  background: #3071a9;
}
input[type="range"]::-ms-fill-upper {
  background: #3071a9;
  border: 0.2px solid #010101;
  border-radius: 2.6px;
  box-shadow: 1px 1px 1px #000000, 0px 0px 1px #0d0d0d;
}
input[type="range"]:focus::-ms-fill-upper {
  background: #367ebd;
}*/


/* ———————————————————————————————————————————————————————————————————————————— */


/* minimized sidebar button */
#sidebar-button {
  --iconSize: 16px;
  position: fixed;
  z-index: 2;
  bottom: 16px;
  right:  16px;
  opacity: 0.8;
  transform-origin:100% 100%;
  transform: scale(calc(1 / var(--displayScale)));
  width:  calc(var(--sidebarButtonSize) * var(--displayScale));
  height: calc(var(--sidebarButtonSize) * var(--displayScale));
  border-radius: calc(var(--sidebarButtonSize) * var(--displayScale));
  color: var(--surface2-color-fg);
  background-color: var(--surface2-color-bg);
  background-image: var(--icon-minimize);
  background-repeat: no-repeat;
  background-position: center center;
  background-size: calc(var(--iconSize) * var(--displayScale));
  --shadowIntensity: var(--surface2-shadow-intensity);
  --shadowA1: calc(var(--shadowIntensity) * 0.1);
  --shadowA2: calc(var(--shadowIntensity) * 0.2);
  box-shadow:
    0 0 0 calc(1px * var(--displayScale)) rgba(0,0,0,var(--shadowA1)) ,
    0 calc(1px * var(--displayScale)) calc(1px * var(--displayScale)) rgba(0,0,0,var(--shadowA1)) ,
    0 calc(2px * var(--displayScale)) calc(3px * var(--displayScale)) rgba(0,0,0,var(--shadowA1)) ,
    0 calc(2px * var(--displayScale)) calc(6px * var(--displayScale)) rgba(0,0,0,var(--shadowA2)) ;
  user-select: none; cursor: default;
  transition: box-shadow 84ms cubic-bezier(0.17, 0.65, 0.48, 1);
}
#sidebar-button:hover {
  opacity:1;
  --shadowIntensity: var(--surface2-shadow-intensity-hover);
  background-color: var(--surface2-color-bg-hover);
}
#sidebar-button:active {
  opacity: 1;
  --shadowIntensity: var(--surface2-shadow-intensity-active);
  background-color: var(--surface2-color-bg-active);
}
body.sidebar-minimized #sidebar-button {
  background-image: var(--icon-settings);
}

/* the sidebar */
.options {
  --rowBottomMargin: 6px;
  --bgColor: var(--surface1-color-bg);
  --fgColor: var(--surface1-color-fg);
  color: var(--fgColor);
  width: var(--sidebarWidth);
  box-sizing:border-box;
  position:fixed;
  top:0; right:0; bottom:0;
  background: var(--bgColor);
  padding: 16px 24px 24px 24px;
  user-select:none; -moz-user-select: none; -webkit-user-select:none;
  font-family: var(--font-family), sans-serif;
  overflow: auto;
  letter-spacing:0.012em;
  transform-origin:100% 0%;
  transform: scale(1, 1);
  border: 0 solid transparent;
  border-radius: 0;
  box-sizing: border-box;
  transition: transform 168ms cubic-bezier(0.17, 0.65, 0.48, 1);
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
}
body.sidebar-minimized .options {
  overflow: hidden;
  pointer-events: none;
  transform: translate(var(--sidebarWidth), 0);
}
  .options > * {
    display: block;
    margin: 0;
    margin-bottom: var(--rowBottomMargin);
    line-height: 18px;
  }
  .options .flex-x {
    display: flex;
  }
    .options .flex-x > * {
      flex: 1 1 auto;
    }
  .options small {
    opacity: 0.6;
  }
  .options h3 {
    font-weight: 600;
    font-size: 12px;
    margin: 1rem 0 0.5rem 0;
  }
  .options input, .options select {
    font-family: inherit;
    color: inherit;
  }
  .options select {
    min-width:50px;
    max-width:100%;
    flex: 1 1 auto;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  /*.options select[name="sample"] {
    width:225px;
  }*/
  .options input::placeholder {
    color: var(--fgColor);
    opacity: 0.4;
  }
  .options input[type="radio"], .options input[type="checkbox"] {
    margin-right:4px;
  }
  .options .label-and-value {
    display: flex;
    flex-wrap: nowrap;
    justify-content: flex-start;
    align-items: center;
    height: var(--fieldHeight);
  }
  .options .label-and-value > *:first-child {
    flex: 0 0 auto;
    width:90px;
    text-align: left;
    margin-right:6px;
  }
  .options .label-and-value input {
    width: 50px;
    max-height: var(--fieldHeight);
    box-sizing: border-box;
  }
  .options label input[type="checkbox"] + * {
    display: inline-block;
    min-width:50%;
  }
  /*.options label input[type="checkbox"] + *:hover {
    color: var(--fgColorMax);
  }*/
  .options label.rasterizePhrase {
    margin-left:20px;
    margin-bottom:20px;
  }
  .options label.rasterizePhrase input {
    width:100%;
  }
  .options label.style {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .options input[type="checkbox"] + * {
    user-select: none; -moz-user-select: none; -webkit-user-select:none;
  }
  .options .varfontControl,
  .options .constfontControl {
    transition: all 168ms cubic-bezier(0.17, 0.65, 0.48, 1);
    transition-property: opacity, height, margin;
  }
  .options .varfontControl,
  body.varfont .options .constfontControl {
    pointer-events:none;
    overflow: hidden;
    opacity:0;
    height: 0;
    margin: 0;
  }
  body.varfont .options .varfontControl {
    overflow: visible;
    pointer-events:all;
    opacity:1;
    height: var(--fieldHeight);
    margin-bottom: var(--rowBottomMargin);
  }
  /*body.varfont .options .constfontControl {
    display: none;
  }*/
  .options .varfontControl .label-and-value {
    display: flex;
  }
  /*body.varfont .options select[name="weight"] {
    pointer-events: none;
    opacity: 0.4;
  }*/
  .options input[type="range"] {
    flex: 1 1 auto;
  }
  .options input[type="range"] + input[type="number"] {
    flex: 0 1 auto;
    width: 40px;
    border: none;
    padding: 2px;
    margin-left: 4px;
    background: transparent;
  }
  .options .label-and-value input + note,
  .options .label-and-value select + note {
    display: flex;
    align-items: center;
    height: var(--fieldHeight);
    line-height: var(--fieldHeight);
    margin-left: 0.5em;
    user-select: none; -webkit-user-select: none; -moz-user-select:none;
    color: var(--fgColorDimmed);
  }
  .options .label-and-value input + note .unit,
  .options .label-and-value select + note .unit {
    flex: 0 0 auto;
    display:flex;
    width: 18px;
  }
  .options .italic-setting > span {
    font-feature-settings: "cv08" 1;
    font-style: italic;
  }


.img-button {
  display: inline-block;
  width: var(--fieldHeight);
  height:var(--fieldHeight);
  background-size: 16px 16px;
  background-position: center center;
  background-repeat: no-repeat;
  border-radius: 3px;
  opacity: 0.8;
  outline: none;
}
.img-button:hover {
  opacity: 1;
  background-color: rgba(0,0,0,0.1);
}
.img-button:hover:active {
  opacity: 1;
  background-color: rgba(0,0,0,0.2);
}
.img-button:focus {
  box-shadow: 0 0 0 2px var(--focus-color);
}
.img-button.disabled {
  opacity:0.4;
  pointer-events: none;
}
.img-button.reset { background-image: var(--icon-reset); }

.checkbox-group label {
  margin: 0;
}

.preview {
  display:flex;
  margin-right:var(--sidebarWidth); /*width of options sidebar*/
  overflow: auto;
}
body.sidebar-minimized .preview {
  margin-right:16px;
}

samples, boxes {
  display:flex;
}

samples {
  display: flex;
  width: 100%;
}
body.italic samples {
  font-style: italic;
}
  sample {
    flex: 1 1 50%;
    /*margin: 0;*/
    /*white-space: pre;*/
    margin: calc(0.5em + 1rem);
    padding: 0;
    min-width:100px;
    /*max-width:450px;*/
    white-space: pre-wrap;
    outline: none;
    overflow-wrap: break-word;
    color: var(--fgColor);
  }
  :root.draw-sample-background sample {
    background: var(--highlight-bg);
    --guide-width: calc(calc(var(--line-height) - var(--font-size)) / 2);
    box-shadow: inset 0 var(--guide-width) 0 0 var(--guide-color),
                inset 0 calc(var(--guide-width) * -1) 0 0 var(--guide-color);
  }
  /*body.secondarySampleDisabled sample { flex-basis: auto; }*/
    sample p {
      white-space: pre-wrap;
    }
    sample :focus {
      outline: 2px solid #30C2FF;
    }
    sample .glyphlist {
      display: flex;
      flex-wrap: wrap;
      letter-spacing:0;
      line-height: normal;
    }
      sample .glyphlist g {
        margin:1px;
        background: var(--surface1-color-bg);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        overflow:hidden;
        width:2em;
        height:2em;
        page-break-inside: avoid; break-inside: avoid;
        border-radius: 2px;
      }
      sample .glyphlist g span.glyph {
        flex: 1 0 auto;
        display: flex;
        justify-content: center;
        align-items: center;
        /*margin-top:16px;*/
        /*background:salmon;*/
        font-feature-settings: normal !important;
      }
      sample .glyphlist g span.name {
        /*background:lightblue;*/
        text-align: center;
        flex: 0 0 auto;
        font-size:9px;
        color: rgba(0,0,0,0.3);
        font-weight: 400;
        padding-bottom:2px;
        /*height: 16px;*/
      }
      sample .glyphlist.hideNames g span.name {
        display:none;
      }

body.secondarySampleDisabled .showOnlyWithSecondarySample {
  display: none;
}

body.font-weight-400 b {
  font-weight: 500;
}
body.font-weight-500 b {
  font-weight: 700;
}
body.font-weight-700 b {
  font-weight: 500;
}

boxes { display:none; }
/*boxes {
  margin:12px;
  margin-bottom:0;
}
  sep, box {
    display:inline-block;
    height:24px;
  }
  sep {
    width:1px;
    background:rgba(0,0,0,0.1);
    margin:12px 0 12px 12px;
  }
  box {
    display:inline-block;
    background:#222;
    color:white;
    line-height:24px;
    padding:0 12px;
    margin:12px 0 0 12px;
    min-width:100px;
    border-top: 8px solid rgba(255,30,0,0.1);
    border-bottom: 8px solid rgba(255,30,0,0.1);
    box-sizing: border-box;
    outline: none;
  }
  box span {
    display: block;
    margin: -8px 0;
  }
  box.positive {
    background:#eee;
    color:black;
  }
  box.centered {
    text-align:center;
  }
  box.tight {
    display: flex;
    align-items: center;
    line-height: normal;
    border-color:rgba(0,30,255,0.1);
  }
  box.tight span {
    margin:0;
    display:inline-block;
    background:rgba(30,255,30,0.1);;
  }*/


canvas {
  image-rendering: optimizeSpeed;             /* Older versions of FF */
  image-rendering: -moz-crisp-edges;          /* FF 6.0+ */
  image-rendering: -webkit-optimize-contrast; /* Webkit (non standard naming) */
  image-rendering: -o-crisp-edges;            /* OS X & Windows Opera (12.02+) */
  image-rendering: crisp-edges;               /* Possible future browsers. */
  -ms-interpolation-mode: nearest-neighbor;   /* IE (non standard naming) */
}

#renderCanvas {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  visibility: hidden;
}

#displayCanvas {
  display: inline-block;
  vertical-align: top;
}

#measure {
  position:absolute;
  left:0; top:0;
  background:salmon;
  visibility:hidden;
  pointer-events:none;
}

@media print {
  .options { display:none; }
  .preview { margin:0; }
  boxes { display:none; }
  samples { padding:0; }
}