/* vim: set ts=2: */

section.has-light-background, 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: #2b3339;
}

/* {{{ GLOBAL STYLES */
:root {
  --r-background-color: #2b3339;
  --r-main-font: IBM Plex Sans, Helvetica, sans-serif;
  --r-main-font-size: 24px;
  --r-main-color: #d3c6aa;
  --r-block-margin: 0px;
  --r-heading-margin: 0 0 20px 0;
  --r-heading-font: IBM Plex Sans, Helvetica, sans-serif;
  --r-heading-color: #a7c080;
  --r-heading-line-height: 1;
  --r-heading-letter-spacing: normal;
  --r-heading-text-transform: none;
  --r-heading-text-shadow: 0px 0px 32px rgba(0, 0, 0, 0.2);
  --r-heading-font-weight: 600;
  --r-heading1-text-shadow: none;
  --r-heading1-size: 4em;
  --r-heading2-size: 2.5em;
  --r-heading3-size: 1.75em;
  --r-heading4-size: 1em;
  --r-code-font: JetBrainsMono Nerd Font;
  --r-link-color: #7fbbb3;
  --r-link-color-dark: #83c092;
  --r-link-color-hover: #7fbbb3;
  --r-selection-background-color: #503946;
  --r-selection-color: #d3c6aa;
}

.reveal-viewport {
  background: #2b3339;
  background-color: var(--r-background-color);
}

.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 */
.reveal .shadow {
  text-shadow: var(--r-heading-text-shadow);
}

.reveal .filter-shadow {
  filter: drop-shadow(0px 0px 16px rgba(0, 0, 0, 0.2));
  -webkit-filter: drop-shadow(0px 0px 16px rgba(0, 0, 0, 0.2));
}

.reveal .pad-vert {
  margin-top: 16px;
  margin-bottom: 16px;
}

.reveal .pad-horiz {
  margin-left: 16px;
  margin-right: 16px;
}

.reveal .horiz {
  display: flex;
  align-items: center;
  justify-content: center;
}

.reveal .corner-text {
  color: #859289;
  font-size: 14px;
  text-align: left;
  bottom: 16px;
  left: 16px;
  position: absolute;
}

.reveal img {
  /* proportional scaling */
  height: auto;
  object-fit: contain;
}
/* }}} */
/* }}} */

/* {{{ 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);
}

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

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

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

.reveal h1 {
  text-shadow: var(--r-heading1-text-shadow);
  color: #7fbbb3;
}
/* }}} */

/* {{{ OTHER */
.reveal p {
  margin: var(--r-block-margin) 0;
  line-height: 1.5;
}

/* Remove trailing margins after titles */
.reveal h1:last-child,
.reveal h2:last-child,
.reveal h3:last-child,
.reveal h4:last-child,
.reveal h5:last-child,
.reveal h6:last-child {
  margin-bottom: 0;
}

/* Ensure certain elements are never larger than the slide itself */
.reveal img,
.reveal video,
.reveal iframe {
  max-width: 95%;
  max-height: 95%;
}

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

.reveal em {
  font-style: italic;
}

.reveal ol,
.reveal dl,
.reveal ul {
  display: inline-block;
  text-align: left;
  margin: 0 0 0 1em;
}

.reveal ol {
  list-style-type: decimal;
}

.reveal ul {
  padding-left: 4px;
  list-style-type: disc;
}

.reveal ul ul {
  padding-left: 4px;
  list-style-type: circle;
}

.reveal ul ul ul {
  padding-left: 4px;
  list-style-type: square;
}

.reveal ul ul,
.reveal ul ol,
.reveal ol ol,
.reveal ol ul {
  display: block;
}

.reveal li {
  margin-bottom: 4px;
}

.reveal dt {
  font-weight: bold;
}

.reveal dd {
  margin-left: 40px;
}

.reveal blockquote {
  display: block;
  position: relative;
  width: 70%;
  margin: var(--r-block-margin) auto;
  padding: 5px;
  font-style: italic;
  background: #3a454a;
  box-shadow: 0px 0px 2px rgba(0, 0, 0, 0.2);
}

.reveal blockquote p:first-child,
.reveal blockquote p:last-child {
  display: inline-block;
}

.reveal q {
  font-style: italic;
}

.reveal pre {
  display: block;
  position: relative;
  width: 90%;
  margin: var(--r-block-margin) auto;
  text-align: left;
  font-size: 0.55em;
  font-family: var(--r-code-font);
  line-height: 1.2em;
  word-wrap: break-word;
  box-shadow: 0px 5px 15px rgba(0, 0, 0, 0.15);
}

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

.reveal pre code {
  display: block;
  padding: 5px;
  overflow: auto;
  max-height: 400px;
  word-wrap: normal;
}

.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;
}

.reveal img {
  margin: var(--r-block-margin) 0;
}
/* }}} */

/* {{{ LINKS */
.reveal a {
  color: var(--r-link-color);
  text-decoration: none;
  transition: color 0.15s ease;
}

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

.reveal .roll span:after {
  color: #d3c6aa;
  background: var(--r-link-color-dark);
}
/* }}} */

/* {{{ MISC */
/* {{{ 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);
}
/* }}} */

/* Nav controls */
.reveal .controls {
  color: var(--r-link-color);
}

/* Progress bar */
.reveal .progress {
  background: #445055;
  color: var(--r-link-color);
}

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

.reveal .skel-txt {
  font-size: 56px;
  font-weight: 550;
  font-family: Helvetica;
}
/* }}} */