:root {
  --cm3-paper: #fbf8ed;
  --cm3-paper-strong: #fffdf6;
  --cm3-ink: #0b2a33;
  --cm3-muted: #48636b;
  --cm3-rule: #aebdc2;
  --cm3-accent: #b32645;
  --cm3-accent-2: #006d77;
  --cm3-code-bg: rgba(255, 253, 246, 0.97);
  --cm3-code-head: #2f3a3f;
  --cm3-highlight: #ffd166;
}

.reveal.has-parallax-background .backgrounds {
  opacity: 0.92;
}

.reveal.has-parallax-background::after {
  content: "";
  position: fixed;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(251, 248, 237, 0.97), rgba(251, 248, 237, 0.93) 48%, rgba(251, 248, 237, 0.88)),
    radial-gradient(circle at 84% 12%, rgba(179, 38, 69, 0.09), transparent 28rem);
  pointer-events: none;
  z-index: 1;
}

.reveal .slides {
  z-index: 2;
  text-align: left;
}

.reveal-viewport.reveal-scroll {
  background:
    linear-gradient(90deg, rgba(251, 248, 237, 0.97), rgba(251, 248, 237, 0.9)),
    url("cm3-background.webp") center / cover fixed no-repeat;
  scroll-behavior: smooth;
}

.reveal-viewport.reveal-scroll .reveal {
  position: relative;
  z-index: 1;
}

.reveal-viewport.reveal-scroll .reveal.has-parallax-background::after {
  display: none;
}

.reveal::before {
  content: "";
  position: fixed;
  top: 18px;
  right: 22px;
  width: 138px;
  height: 42px;
  background: url("Univ-rennes-logo.png") no-repeat center / contain;
  opacity: 0.95;
  pointer-events: none;
  z-index: 40;
}

html.reveal-print .reveal.has-parallax-background::after,
html.reveal-print .reveal::before {
  display: none;
}

.reveal {
  color: var(--cm3-ink);
}

.reveal h1,
.reveal h2,
.reveal h3 {
  color: var(--cm3-ink);
  font-weight: 750;
  letter-spacing: 0;
  line-height: 1.06;
  text-shadow: none;
  text-transform: none;
}

.reveal h1 {
  font-size: 2.15em;
}

.reveal h2 {
  font-size: 1.55em;
}

.reveal h2::after {
  content: "";
  display: block;
  width: 4.2rem;
  height: 0.16rem;
  margin-top: 0.25em;
  background: var(--cm3-accent);
}

.reveal p,
.reveal li {
  line-height: 1.28;
}

.reveal a {
  color: #005f73;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.16em;
}

.reveal strong {
  color: #06181f;
}

.reveal p code,
.reveal li code,
.reveal td code,
.reveal th code {
  color: #4f1f9f;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(79, 31, 159, 0.18);
  border-radius: 0.2em;
  padding: 0.02em 0.16em;
}

.reveal div.sourceCode {
  background: var(--cm3-code-bg);
  border: 1px solid rgba(72, 99, 107, 0.34);
  border-radius: 0 0 6px 6px;
  box-shadow: none;
  overflow: hidden !important;
}

.reveal pre.sourceCode {
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  margin: 0;
  padding: 0.7em 0.85em;
}

.reveal .columns pre.sourceCode {
  font-size: 0.47em;
}

.reveal pre code {
  color: #102a31;
  line-height: 1.24;
}

.reveal pre.sourceCode code {
  max-height: none !important;
  overflow: visible !important;
}

.reveal .code-with-filename {
  background: var(--cm3-code-bg);
  border: 1px solid rgba(72, 99, 107, 0.34);
  border-radius: 6px;
  box-shadow: none;
  margin: 0.55em 0;
  overflow: hidden;
}

.reveal .code-with-filename > .code-with-filename-file {
  align-items: center;
  background: linear-gradient(180deg, #344249, #27343b);
  border: 0;
  border-radius: 0;
  box-sizing: border-box;
  color: #f7fbfc;
  display: flex;
  justify-content: space-between;
  min-height: 1.42em;
  padding: 0.16em 0.48em 0.16em 0.72em;
}

.reveal .code-with-filename > .code-with-filename-file pre {
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  color: inherit;
  font-size: 0.5em;
  line-height: 1;
  margin: 0;
  padding: 0;
  width: auto;
}

.reveal .code-with-filename > .code-with-filename-file strong {
  color: inherit;
  font-weight: 650;
}

.reveal .code-with-filename > .code-with-filename-file::after {
  background: rgba(255, 255, 255, 0.13);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  color: #eaf6f8;
  content: "code";
  font-family: var(--r-code-font);
  font-size: 0.34em;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
  padding: 0.27em 0.55em;
  text-transform: uppercase;
}

.reveal .code-with-filename:has(pre.sourceCode.c) > .code-with-filename-file::after {
  content: "C";
}

.reveal .code-with-filename:has(pre.sourceCode.cpp) > .code-with-filename-file::after {
  content: "C";
}

.reveal .code-with-filename:has(pre.sourceCode.bash) > .code-with-filename-file::after {
  content: "shell";
}

.reveal .code-with-filename:has(pre.sourceCode.makefile) > .code-with-filename-file::after {
  content: "make";
}

.reveal .code-with-filename div.sourceCode {
  border: 0;
  border-radius: 0;
  box-shadow: none;
  margin-top: 0;
}

.reveal div.code-copy-outer-scaffold > .code-copy-button {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(72, 99, 107, 0.22);
  border-radius: 5px;
  height: 1.25rem;
  margin: 0;
  opacity: 0;
  padding: 0.1rem;
  right: 0.42rem;
  top: 0.38rem;
  transition: opacity 120ms ease;
  width: 1.25rem;
}

.reveal .code-with-filename:hover div.code-copy-outer-scaffold > .code-copy-button,
.reveal div.code-copy-outer-scaffold:hover > .code-copy-button {
  opacity: 0.82;
}

.reveal div.code-copy-outer-scaffold > .code-copy-button:hover {
  opacity: 1;
}

.reveal pre.numberSource code > span > a:first-child::before {
  color: var(--cm3-muted);
}

.reveal pre.sourceCode code span.highlight-line {
  background-color: rgba(255, 209, 102, 0.36);
  box-shadow: inset 0.22em 0 0 var(--cm3-accent);
}

.reveal pre.code-wrapper > code.sourceCode.fragment {
  opacity: 0 !important;
  visibility: hidden !important;
}

.reveal pre.code-wrapper > code.sourceCode.fragment.current-fragment {
  opacity: 1 !important;
  visibility: visible !important;
}

.reveal pre.code-wrapper:has(> code.sourceCode.fragment.current-fragment) > code.sourceCode:first-child {
  opacity: 0 !important;
  visibility: hidden !important;
}

.reveal pre.sourceCode code span[style] {
  border-radius: 0.12em;
  padding: 0 0.04em;
}

.reveal table {
  font-size: 0.72em;
}

.reveal th {
  color: #06181f;
  background: rgba(0, 109, 119, 0.09);
}

.reveal td,
.reveal th {
  border-bottom-color: rgba(72, 99, 107, 0.32);
}

.reveal blockquote,
.reveal .callout {
  background: rgba(255, 253, 246, 0.88);
  border: 1px solid rgba(72, 99, 107, 0.26);
  border-left: 0.22em solid var(--cm3-accent-2);
  border-radius: 6px;
  box-shadow: none;
  color: var(--cm3-ink);
}

.reveal .footer,
.reveal .slide-number {
  color: var(--cm3-ink);
}

.reveal .footer {
  font-size: 0.38em;
  letter-spacing: 0;
}

.reveal .controls {
  color: var(--cm3-accent);
}

.reveal .progress {
  color: var(--cm3-accent);
  height: 0.2rem;
}

.reveal .slide.scrollable {
  scrollbar-width: none;
}

.reveal .slide.scrollable::-webkit-scrollbar {
  display: none;
}

.reveal .slide.scrollable div.sourceCode,
.reveal .slide.scrollable pre.sourceCode,
.reveal .slide.scrollable pre code {
  max-height: none !important;
  overflow: visible !important;
}

.reveal .slide.scrollable.wrap-lines pre code {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.reveal details.foldable-check {
  border: 1px solid rgba(0, 109, 119, 0.36);
  border-left: 0.18em solid var(--cm3-accent-2);
  border-radius: 6px;
  background: rgba(255, 253, 246, 0.9);
  margin: 0.55em 0 0;
  padding: 0.35em 0.55em;
  font-size: 0.7em;
}

.reveal details.foldable-check.answer {
  border-color: rgba(179, 38, 69, 0.42);
  border-left-color: var(--cm3-accent);
}

.reveal details.foldable-check summary {
  color: var(--cm3-ink);
  cursor: pointer;
  font-weight: 700;
}

.reveal details.foldable-check[open] summary {
  margin-bottom: 0.35em;
}

.reveal details.foldable-check p {
  margin: 0.3em 0;
}

.reveal details.foldable-check pre {
  margin: 0.35em 0;
  font-size: 0.72em;
}

@media (max-width: 760px) {
  .reveal h1 {
    font-size: 1.82em;
  }

  .reveal h2 {
    font-size: 1.32em;
  }

  .reveal::before {
    width: 108px;
    height: 33px;
  }
}