/**
 * PBA slide theme
 * Derived from the night theme in reveal.js
 * More info https://github.com/webpro/reveal-md#theme & https://revealjs.com/themes/
**/

/*********************************************
 * GLOBAL STYLES
 *********************************************/

:root {
  --r-main-font-size: 35px;
  --r-main-font: 'Work Sans';
  --r-main-color: #000;
  --r-background-color: #ffffff;
  --r-code-background-color: #282b37;
  --r-block-margin: 0em 30px 15px 30px;
  --r-heading-margin: 0em 0em 20px 0em;
  --r-heading-font: 'Unbounded';
  --r-heading-color: #0060a8;
  --r-heading-line-height: 1.5em;
  --r-heading-letter-spacing: 0.02em;
  --r-heading-text-transform: none;
  --r-heading-text-shadow: none;
  --r-heading-font-weight: normal;
  --r-heading1-text-shadow: none;
  --r-heading1-size: 2em;
  --r-heading2-size: 1.35em;
  --r-heading3-size: 1.25em;
  --r-heading4-size: 1.15em;
  --r-code-font: monospace;
  /* custom PBA var */
  --r-code-font-size: 0.75em;
  --r-link-color: #000;
  --r-link-color-decoration: #0060a8;
  --r-color-controls: #0060a8;
  --r-link-color-dark: #;
  --r-link-color-hover: #0060a8;
  --r-selection-background-color: #0060a8;
  --r-selection-color: #fff;
  --r-padding: 24px;

  /* POLKADOT MAIN COLORS */
  --r-hub-cyan: #00b2ff;
  --r-hub-purple: #552bbf;
  --r-hub-pink: #e6007a;
  --r-hub-lime: #d3ff33;
  --r-hub-green: #56f39a;
  --r-hub-blue: #0060a8;
}

/* box sizing;
	https://css-tricks.com/box-sizing/#aa-universal-box-sizing-with-inheritance */
html {
  box-sizing: border-box;
}
*,
*:before,
*:after {
  box-sizing: inherit;
}

.reveal-viewport {
  background: #111;
  background-color: var(--r-background-color);
}

section.has-light-background,
section.has-light-background p,
section.has-light-background h1,
section.has-light-background h2,
section.has-light-background h3,
section.has-light-background h4,
section.has-light-background h5,
section.has-light-background h6 {
  color: #222;
}

.reveal {
  font-family: var(--r-main-font);
  font-size: var(--r-main-font-size);
  font-weight: normal;
  color: var(--r-main-color);
}

.reveal ::selection {
  color: var(--r-selection-color);
  background: var(--r-selection-background-color);
  text-shadow: none;
}

.reveal ::-moz-selection {
  color: var(--r-selection-color);
  background: var(--r-selection-background-color);
  text-shadow: none;
}

.reveal .slides section,
.reveal .slides section > section {
  /* line-height: 1.3; */
  font-weight: inherit;
}

/*
  custom-elements
*/
/* columns:  a widget to display columns of things */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 99;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 3%;
}

.site-header--small {
  padding: var(--size);
}

.reveal section {
  left: 0;
  padding: var(--r-padding);
}

pba-cols {
  margin: var(--r-block-margin);
  display: flex;
  align-items: center;
  gap: calc(var(--r-padding) * 2);
}

/* TODO: Columns hard coded in style for 2 only, for best results 3 and more need more styling calculated on total columns in slide... Seems to overflow slide on  right side...*/
pba-col {
  display: flex;
  flex: 1;
}

pba-col {
  display: block;
}

pba-col:nth-of-type(2) {
  padding-right: 0;
}

pba-col[left] {
  display: flex;
  flex-direction: column;
  align-items: left;
  text-align: left;
}

pba-col[center] {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

pba-col[right] {
  display: flex;
  flex-direction: column;
  align-items: right;
  text-align: right;
}

pba-flex[left] {
  display: flex;
  flex-direction: column;
  align-items: left;
  text-align: left;
}

pba-flex[center] {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

pba-flex[right] {
  display: flex;
  flex-direction: column;
  align-items: right;
  text-align: right;
}

/*********************************************
	 * HEADERS
	 *********************************************/
.reveal h1,
.reveal h2,
.reveal h3,
.reveal h4,
.reveal h5,
.reveal h6 {
  margin: var(--r-heading-margin);
  color: var(--r-heading-color);
  font-family: var(--r-heading-font);
  font-weight: var(--r-heading-font-weight);
  line-height: var(--r-heading-line-height);
  letter-spacing: var(--r-heading-letter-spacing);
  text-transform: var(--r-heading-text-transform);
  text-shadow: var(--r-heading-text-shadow);
  word-wrap: break-word;
}

.reveal h1 {
  font-size: var(--r-heading1-size);
  text-shadow: var(--r-heading1-text-shadow);
}

.reveal h2 {
  font-size: var(--r-heading2-size);
}

.reveal h3 {
  font-size: var(--r-heading3-size);
}

.reveal h4 {
  font-size: var(--r-heading4-size);
}

/*********************************************
	 * OTHER
	 *********************************************/
.reveal p {
  margin: var(--r-block-margin);
  line-height: 1.3;
}

.mermaid svg {
  margin-left: auto;
  margin-right: auto;
  max-width: 70% !important;
}

.mermaid.limit {
  display: block;
  margin: auto;
}

.mermaid.size-10 {
  width: 10%;
}
.mermaid.size-20 {
  width: 20%;
}
.mermaid.size-30 {
  width: 30%;
}
.mermaid.size-40 {
  width: 40%;
}
.mermaid.size-50 {
  width: 50%;
}
.mermaid.size-60 {
  width: 60%;
}
.mermaid.size-70 {
  width: 70%;
}
.mermaid.size-80 {
  width: 80%;
}
.mermaid.size-90 {
  width: 90%;
}
.mermaid.size-110 {
  width: 110%;
}
.mermaid.size-120 {
  width: 120%;
}
.mermaid.size-130 {
  width: 130%;
}
.mermaid.size-140 {
  width: 140%;
}
.mermaid.size-150 {
  width: 150%;
}
.mermaid.size-160 {
  width: 160%;
}
.mermaid.size-170 {
  width: 170%;
}
.mermaid.size-180 {
  width: 180%;
}
.mermaid.size-190 {
  width: 190%;
}

/* Ensure certain elements are never larger than the slide itself */
/* Set in ./reveal.json -> "width": 1400, "height": 900, */
.reveal img,
.reveal video,
.reveal iframe {
  margin-left: auto;
  margin-right: auto;
  max-width: 1300px;
  max-height: 800px;
  margin-top: 10px;
  margin-bottom: 10px;
}

.reveal img[rounded],
.reveal video[rounded],
.reveal iframe[rounded] {
  border-radius: 0.6em;
}

.reveal strong,
.reveal b {
  font-weight: bold;
}

.reveal em {
  font-style: italic;
}

.reveal ol,
.reveal dl,
.reveal ul {
  position: relative;
  text-align: left;
  line-height: 1.2;
}

.reveal ol {
  margin-left: -2em;
}

.reveal ul ~ ol {
  margin-left: 0;
}

.reveal ol li,
.reveal dl li,
.reveal ul li {
  margin: var(--r-block-margin);
  margin-left: 1em;
}

.reveal * li ol,
.reveal * li dl,
.reveal * li ul {
  margin-top: 0.3em;
  margin-left: -1em;
}

.reveal ul,
.reveal ol {
  /* Remove default bullets/numbers on lists */
  list-style: none !important;
  padding-left: 2em;
}

.reveal ol > li {
  counter-increment: count-ol;
}

.reveal * li ol > li {
  counter-increment: count-ol-ol;
}

.reveal ul > li::before {
  font-family: 'Unbounded';
  font-size: 0.8em;
  line-height: 1.5em;
  position: absolute;
  padding-left: 3em;
  left: -0.5em;
  font-family: monospace;
  /* CSS Code/unicode, hex: https://www.w3schools.com/charsets/ref_utf_symbols.asp */
  content: '\2688';
  color: var(--r-hub-blue);
}

.reveal ol > li::before {
  font-family: 'Unbounded';
  font-size: 0.75em;
  position: relative;
  font-family: monospace;
  /* Custom numbers and list item delimiter */
  /* CSS Code/unicode, hex: https://www.w3schools.com/charsets/ref_utf_symbols.asp */
  /* Change the color */
  color: var(--r-hub-blue);
  font-weight: bold;
}

.reveal ol > li::before {
  content: counters(count-ol, '.') ': ';
}

.reveal * li ol > li::before {
  content: counters(count-ol-ol, '.') ': ';
}

.reveal blockquote {
  display: inline-block;
  padding: 0.7em;
  font-style: italic;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 0.6em;
  margin: var(--r-block-margin);
}

.reveal blockquote * {
  margin: 0em !important;
}
.reveal q {
  font-style: italic;
}

.reveal pre {
  font-size: var(--r-code-font-size);
  font-family: var(--r-code-font);
  display: block;
  position: relative;
  margin: var(--r-block-margin) auto;
  line-height: 1.2em;
  word-wrap: break-word;
  text-align: left;
}

.reveal code {
  font-family: var(--r-code-font);
  text-transform: none;
  tab-size: 2;
  background-color: var(--r-code-background-color);
}

code {
  color: #ffffff;
}

.reveal pre code {
  display: block;
  overflow: auto;
  max-height: 650px;
  word-wrap: break-word;
}

.reveal .code-wrapper {
  white-space: normal;
}

.reveal .code-wrapper code {
  white-space: pre;
}

.reveal table {
  margin: auto;
  border-collapse: collapse;
  border-spacing: 0;
}

.reveal table th {
  font-weight: bold;
}

.reveal table th,
.reveal table td {
  text-align: left;
  padding: 0.2em 0.5em 0.2em 0.5em;
  border-bottom: 1px solid;
}

.reveal table th[align='center'],
.reveal table td[align='center'] {
  text-align: center;
}

.reveal table th[align='right'],
.reveal table td[align='right'] {
  text-align: right;
}

.reveal table tbody tr:last-child th,
.reveal table tbody tr:last-child td {
  border-bottom: none;
}

.reveal sup {
  vertical-align: super;
  font-size: smaller;
}

.reveal sub {
  vertical-align: sub;
  font-size: smaller;
}

.reveal small {
  display: inline-block;
  font-size: 0.6em;
  line-height: 1.2em;
  vertical-align: top;
}

.reveal small * {
  vertical-align: top;
}

/*********************************************
	 * LINKS
	 *********************************************/

/* default elements, used in slide temple */
.reveal a {
  color: var(--r-link-color);
  text-decoration: underline dotted;
  text-decoration-color: var(--r-link-color-decoration);
  text-underline-offset: 0.25em;
  transition: color 0.15s ease;
  font-weight: bolder;
}

.reveal a:hover {
  color: var(--r-link-color-hover);
  text-shadow: none;
  border: none;
}

.reveal .roll span:after {
  color: #fff;
  background: var(--r-link-color-dark);
}

/*********************************************
	 * Frame helper
	 *********************************************/
.reveal .r-frame {
  border: 4px solid var(--r-main-color);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.15);
}

.reveal a .r-frame {
  transition: all 0.15s linear;
}

.reveal a:hover .r-frame {
  border-color: var(--r-link-color);
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.55);
}

/*********************************************
	 * NAVIGATION CONTROLS
	 *********************************************/
.reveal .controls {
  color: var(--r-color-controls);
}

/*********************************************
	 * PROGRESS BAR
	 *********************************************/
.reveal .progress {
  background: rgba(0, 0, 0, 0.2);
  color: var(--r-color-controls);
  height: 0.15em;
}

/*********************************************
	 * PRINT BACKGROUND
	 *********************************************/
@media print {
  .backgrounds {
    background-color: var(--r-background-color);
  }
}

/*********************************************
 * FONTS
 *********************************************/
/* font: unbounded https://unbounded.polkadot.network/ */
@font-face {
  font-family: 'Unbounded';
  font-style: normal;
  font-weight: 300;
  src: url('./fonts/unbounded/Unbounded-Light.woff2');
  src: local(''), url('./fonts/unbounded/Unbounded-Light.woff2') format('woff2'),
    /* Super Modern Browsers */ url('./fonts/unbounded/Unbounded-Light.ttf') format('truetype'); /* Safari, Android, iOS */
}

@font-face {
  font-family: 'Unbounded';
  font-style: normal;
  font-weight: 400;
  src: url('./fonts/unbounded/Unbounded-Regular.woff2');
  src: local(''), url('./fonts/unbounded/Unbounded-Regular.woff2') format('woff2'),
    /* Super Modern Browsers */ url('./fonts/unbounded/Unbounded-Regular.ttf') format('truetype'); /* Safari, Android, iOS */
}

@font-face {
  font-family: 'Unbounded';
  font-style: normal;
  font-weight: 700;
  src: url('./fonts/unbounded/Unbounded-Bold.woff2');
  src: local(''), url('./fonts/unbounded/Unbounded-Bold.woff2') format('woff2'),
    /* Super Modern Browsers */ url('./fonts/unbounded/Unbounded-Bold.ttf') format('truetype'); /* Safari, Android, iOS */
}

/* fonts: work-sans-regular - latin	https://google-webfonts-helper.herokuapp.com/fonts/work-sans/work-sans?subsets=latin */
@font-face {
  font-family: 'Work Sans';
  font-style: normal;
  font-weight: 400;
  src: local(''), url('./fonts/work-sans/work-sans-v17-latin-regular.eot?#iefix') format('embedded-opentype'),
    /* IE6-IE8 */ url('./fonts/work-sans/work-sans-v17-latin-regular.woff2') format('woff2'),
    /* Super Modern Browsers */ url('./fonts/work-sans/work-sans-v17-latin-regular.woff') format('woff'),
    /* Modern Browsers */ url('./fonts/work-sans/work-sans-v17-latin-regular.ttf') format('truetype'),
    /* Safari, Android, iOS */ url('./fonts/work-sans/work-sans-v17-latin-regular.svg#WorkSans') format('svg'); /* Legacy iOS */
}

/* work-sans-800 - latin */
@font-face {
  font-family: 'Work Sans';
  font-style: normal;
  font-weight: 800;
  src: url('./fonts/work-sans/work-sans-v17-latin-800.eot'); /* IE9 Compat Modes */
  src: local(''), url('./fonts/work-sans/work-sans-v17-latin-800.eot?#iefix') format('embedded-opentype'),
    /* IE6-IE8 */ url('./fonts/work-sans/work-sans-v17-latin-800.woff2') format('woff2'),
    /* Super Modern Browsers */ url('./fonts/work-sans/work-sans-v17-latin-800.woff') format('woff'),
    /* Modern Browsers */ url('./fonts/work-sans/work-sans-v17-latin-800.ttf') format('truetype'),
    /* Safari, Android, iOS */ url('./fonts/work-sans/work-sans-v17-latin-800.svg#WorkSans') format('svg'); /* Legacy iOS */
}

/* work-sans-italic - latin */
@font-face {
  font-family: 'Work Sans';
  font-style: italic;
  font-weight: 400;
  src: url('./fonts/work-sans/work-sans-v17-latin-italic.eot'); /* IE9 Compat Modes */
  src: local(''), url('./fonts/work-sans/work-sans-v17-latin-italic.eot?#iefix') format('embedded-opentype'),
    /* IE6-IE8 */ url('./fonts/work-sans/work-sans-v17-latin-italic.woff2') format('woff2'),
    /* Super Modern Browsers */ url('./fonts/work-sans/work-sans-v17-latin-italic.woff') format('woff'),
    /* Modern Browsers */ url('./fonts/work-sans/work-sans-v17-latin-italic.ttf') format('truetype'),
    /* Safari, Android, iOS */ url('./fonts/work-sans/work-sans-v17-latin-italic.svg#WorkSans') format('svg'); /* Legacy iOS */
}

/* work-sans-800italic - latin */
@font-face {
  font-family: 'Work Sans';
  font-style: italic;
  font-weight: 800;
  src: url('./fonts/work-sans/work-sans-v17-latin-800italic.eot'); /* IE9 Compat Modes */
  src: local(''), url('./fonts/work-sans/work-sans-v17-latin-800italic.eot?#iefix') format('embedded-opentype'),
    /* IE6-IE8 */ url('./fonts/work-sans/work-sans-v17-latin-800italic.woff2') format('woff2'),
    /* Super Modern Browsers */ url('./fonts/work-sans/work-sans-v17-latin-800italic.woff') format('woff'),
    /* Modern Browsers */ url('./fonts/work-sans/work-sans-v17-latin-800italic.ttf') format('truetype'),
    /* Safari, Android, iOS */ url('./fonts/work-sans/work-sans-v17-latin-800italic.svg#WorkSans') format('svg'); /* Legacy iOS */
}