@font-face {
  font-family: "Figtree";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/figtree-latin-ext-400-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "Figtree";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/figtree-latin-400-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Figtree";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/figtree-latin-ext-700-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "Figtree";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/figtree-latin-700-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Figtree";
  font-style: normal;
  font-weight: 900;
  font-display: swap;
  src: url("../fonts/figtree-latin-ext-900-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "Figtree";
  font-style: normal;
  font-weight: 900;
  font-display: swap;
  src: url("../fonts/figtree-latin-900-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root,
:root[data-theme="dd"] {
  --dd-navy: #051b3f;
  --dd-blue: #03058b;
  --dd-violet: #7f75f8;
  --dd-lilac: #c7c3ff;
  --dd-pink: #f2a8fc;
  --dd-blush: #fbecff;
  --dd-cream: #fef8f4;
  --dd-yellow: #fed13f;

  --bg: var(--dd-cream);
  --fg: var(--dd-navy);
  --heading: var(--dd-blue);
  --accent: var(--dd-violet);
  --link: var(--dd-blue);
  --mark: var(--dd-yellow);
  --surface: #fff;
  --border: var(--dd-lilac);
  --code-bg: var(--dd-navy);
  --focus: var(--dd-blue);
  --danger: #b42318;
  --logo-light: none;
  --logo-dark: block;

  color-scheme: light;
}

:root[data-theme="dark"] {
  --bg: var(--dd-navy);
  --fg: var(--dd-blush);
  --heading: #fff;
  --accent: var(--dd-lilac);
  --link: var(--dd-yellow);
  --mark: var(--dd-yellow);
  --surface: #0c2756;
  --border: #2a3f78;
  --code-bg: #020d22;
  --focus: var(--dd-yellow);
  --danger: #ff8f80;
  --logo-light: block;
  --logo-dark: none;

  color-scheme: dark;
}

:root[data-theme="contrast"] {
  --bg: #000;
  --fg: #fff;
  --heading: #fff;
  --accent: var(--dd-yellow);
  --link: var(--dd-yellow);
  --mark: var(--dd-yellow);
  --surface: #000;
  --border: #fff;
  --code-bg: #000;
  --focus: var(--dd-yellow);
  --danger: #ff8f80;
  --logo-light: block;
  --logo-dark: none;

  color-scheme: dark;
}

body,
.reveal-viewport {
  background: var(--bg);
  color: var(--fg);
}

.reveal {
  --r-main-font: "Figtree", system-ui, sans-serif;
  --r-heading-font: "Figtree", system-ui, sans-serif;
  --r-code-font: ui-monospace, "JetBrains Mono", "SF Mono", Menlo, monospace;

  font-family: var(--r-main-font);
  font-size: 38px;
  line-height: 1.4;
  color: var(--fg);
}

.reveal .slides {
  text-align: left;
}

.reveal .slides section {
  box-sizing: border-box;
  padding-left: 70px;
  padding-right: 70px;
}

.reveal .slides section.stack {
  padding-left: 0;
  padding-right: 0;
}

.reveal h1,
.reveal h2,
.reveal h3 {
  margin: 0 0 .6em;
  font-family: var(--r-heading-font);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--heading);
}

.reveal h1 { font-size: 2.4em; }
.reveal h2 { font-size: 1.6em; }
.reveal h3 { font-size: 1.15em; }

.reveal h2::after {
  content: "";
  display: block;
  width: 2.2em;
  height: .14em;
  margin-top: .3em;
  border-radius: 1em;
  background: var(--mark);
}

.reveal a {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: .15em;
}

.reveal strong,
.reveal .accent {
  color: var(--accent);
  font-weight: 700;
}

.reveal .danger {
  color: var(--danger);
  font-weight: 700;
}

.reveal mark {
  padding: 0 .15em;
  background: var(--mark);
  color: var(--dd-navy);
}

.reveal ul,
.reveal ol {
  display: block;
  margin-left: 1.1em;
}

.reveal li {
  margin: .25em 0;
}

.reveal li::marker {
  color: var(--accent);
}

.reveal blockquote {
  margin: 0;
  padding: .4em .8em;
  border-left: .18em solid var(--accent);
  background: var(--surface);
  font-style: normal;
}

.reveal pre {
  box-sizing: border-box;
  width: 100%;
  margin: .5em 0;
  font-size: .55em;
  border-radius: .6em;
  box-shadow: none;
  border: 2px solid var(--border);
}

.reveal pre code {
  max-height: 520px;
  padding: .8em 1em;
  border-radius: .6em;
  background: var(--code-bg);
}

.reveal code {
  font-family: var(--r-code-font);
}

.reveal :not(pre) > code {
  padding: .05em .3em;
  border-radius: .3em;
  background: var(--surface);
  border: 1px solid var(--border);
}

.reveal .progress {
  height: 6px;
  color: var(--accent);
}

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

.reveal .slide-number {
  background: transparent;
  color: var(--fg);
  font-family: var(--r-main-font);
}

.reveal :focus-visible {
  outline: 4px solid var(--focus);
  outline-offset: 4px;
}

.reveal .cover {
  display: grid !important;
  grid-template-columns: 1.1fr .9fr;
  align-items: center;
  gap: 40px;
  height: 100%;
}

.reveal .cover img {
  width: 100%;
  margin: 0;
}

.reveal .kicker {
  margin: 0 0 .6em;
  font-size: .6em;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
}

.reveal .meta {
  font-size: .65em;
}

.reveal .cols {
  align-items: start;
  margin-bottom: .6em;
  display: grid;
  grid-template-columns: repeat(var(--cols, 2), 1fr);
  gap: 40px;
}

.reveal .card {
  padding: .7em .9em;
  border: 2px solid var(--border);
  border-radius: .8em;
  background: var(--surface);
}

.reveal .pill {
  display: inline-block;
  padding: .1em .7em;
  border-radius: 99em;
  background: var(--dd-blue);
  color: #fff;
  font-size: .6em;
  font-weight: 700;
}

:root[data-theme="contrast"] .reveal .pill {
  background: var(--dd-yellow);
  color: #000;
}

:root[data-theme="contrast"] .reveal .illu {
  display: none;
}

.dd-logo {
  position: fixed;
  left: 24px;
  bottom: 18px;
  z-index: 2;
  height: 36px;
}

.dd-logo--light { display: var(--logo-light); }
.dd-logo--dark { display: var(--logo-dark); }

.theme-switch {
  align-items: center;
  position: fixed;
  top: 12px;
  right: 12px;
  z-index: 3;
  display: flex;
  gap: 4px;
  margin: 0;
  padding: 4px;
  border: 2px solid var(--border);
  border-radius: 99em;
  background: var(--surface);
  font: 600 13px/1 system-ui, sans-serif;
}

.theme-switch legend {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
}

.theme-switch input {
  position: absolute;
  opacity: 0;
}

.theme-switch label {
  padding: 6px 12px;
  border-radius: 99em;
  color: var(--fg);
  cursor: pointer;
}

.theme-switch input:checked + label {
  background: var(--fg);
  color: var(--bg);
}

.theme-switch input:focus-visible + label {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}


.reveal .slides section .fragment:not(.custom):not(.check):not(.pop) {
  transform: translateY(24px);
  transition: opacity .5s ease, transform .5s cubic-bezier(.2, .8, .2, 1);
}

.reveal .slides section .fragment.visible:not(.custom):not(.check):not(.pop) {
  transform: none;
}

.reveal .slides section.present .illu {
  animation: dd-float 6s ease-in-out infinite;
}

.reveal .slides section.present .card:not(.fragment) {
  animation: dd-rise .6s cubic-bezier(.2, .8, .2, 1) both;
}

@keyframes dd-float {
  0%, 100% { transform: translateY(0) rotate(0); }
  50% { transform: translateY(-14px) rotate(-1deg); }
}

@keyframes dd-rise {
  from { opacity: 0; transform: translateY(20px); }
}

:root[data-motion="off"] .reveal .slides section,
:root[data-motion="off"] .reveal .slides section * {
  transition: none !important;
  animation: none !important;
}

:root[data-motion="off"] .reveal .slides section .fragment.pop {
  transform: none !important;
}

:root[data-motion="off"] .reveal .slides section .fragment {
  transform: none !important;
}

.theme-switch .motion-toggle {
  display: flex;
  align-items: center;
  margin-left: 4px;
  padding-left: 8px;
  border-left: 2px solid var(--border);
}

.theme-switch input[type="checkbox"]:checked + label {
  background: var(--fg);
  color: var(--bg);
}

@media print {
  .theme-switch {
    display: none;
  }
}

.reveal .big {
  font-size: 1.4em;
  line-height: 1.25;
}

.reveal img.shot {
  display: block;
  max-width: 100%;
  max-height: 560px;
  margin: 0 auto;
  border-radius: .6em;
}

.reveal pre.code-tall {
  font-size: .36em;
}

.reveal pre.code-tall code {
  max-height: 700px;
}

.reveal h2 code {
  padding: 0;
  border: 0;
  background: none;
  font-size: .8em;
}

.reveal ol.pipeline {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: .4em 0 .8em;
  padding: 0;
  list-style: none;
  font-family: var(--r-code-font);
  font-size: .55em;
}

.reveal ol.pipeline li {
  margin: 0;
  padding: .35em .8em;
  border: 2px solid var(--border);
  border-radius: 99em;
  background: var(--surface);
}

.reveal ol.pipeline li::before {
  content: "○ ";
}

.reveal .slides section ol.pipeline .fragment.check {
  opacity: 1;
  visibility: inherit;
  transition: background .3s ease, color .3s ease, border-color .3s ease;
}

.reveal .slides section ol.pipeline .fragment.check.visible {
  border-color: #1f8a4c;
  background: #1f8a4c;
  color: #fff;
}

.reveal .slides section ol.pipeline .fragment.check.visible::before {
  content: "✓ ";
}

.reveal .slides section .fragment.pop {
  transform: scale(.4);
  transition: opacity .3s ease, transform .5s cubic-bezier(.3, 1.6, .5, 1);
}

.reveal .slides section .fragment.pop.visible {
  transform: scale(1);
}

.reveal table.rules {
  width: 100%;
  border-collapse: collapse;
  font-size: .62em;
}

.reveal table.rules td {
  padding: .22em .5em;
  border-bottom: 1px solid var(--line, rgba(127, 117, 248, .35));
  vertical-align: top;
}

.reveal table.rules td:first-child {
  white-space: nowrap;
}

.reveal .card.highlight {
  outline: 3px solid var(--accent, #7F75F8);
}

.reveal .footnote {
  margin-top: 1.2em;
  font-size: .5em;
}

.reveal .slides section ol.pipeline .fragment.check.fail.visible {
  border-color: #c0392b;
  background: #c0392b;
  color: #fff;
}

.reveal .slides section ol.pipeline .fragment.check.fail.visible::before {
  content: "✗ ";
}

.reveal .badge {
  display: inline-block;
  padding: .2em .9em;
  border-radius: 99em;
  background: #1f8a4c;
  color: #fff;
  font-family: var(--r-code-font);
  font-size: .55em;
  font-weight: 700;
}

.reveal .badge.red {
  background: #c0392b;
}

.reveal .badge-slot {
  display: grid;
  margin-bottom: .6em;
}

.reveal .badge-slot .badge {
  grid-area: 1 / 1;
  justify-self: start;
}

.reveal table.overview {
  font-size: .8em;
}

.reveal table.overview th {
  padding: .3em .6em;
  text-align: left;
  color: var(--accent);
}

.reveal .cols > * {
  min-width: 0;
}

.reveal pre.code-narrow {
  font-size: .31em;
}

.reveal pre.code-narrow code {
  max-height: 760px;
}

.reveal ol.steps {
  margin: 0;
  font-size: .6em;
}

.reveal ol.steps li {
  margin-bottom: .6em;
}

.reveal ol.steps code {
  padding: .05em .3em;
  font-size: .8em;
}

.reveal pre.code-tall,
.reveal pre.code-narrow {
  position: relative;
}