:root {
  color-scheme: light;
  --ink: #172026;
  --muted: #5a666f;
  --line: #d8ded9;
  --paper: #f7f5ef;
  --accent: #1f7a5a;
  --accent-dark: #11563e;
  --warm: #c96d3b;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.deck {
  width: 100vw;
  height: 100vh;
}

.slide {
  position: absolute;
  inset: 0;
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 28px;
  padding: clamp(40px, 7vw, 96px);
  background:
    linear-gradient(90deg, rgba(31, 122, 90, 0.1), transparent 42%),
    var(--paper);
}

.slide.is-active {
  display: flex;
}

.slide.split {
  display: none;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.8fr);
  align-items: center;
}

.slide.split.is-active {
  display: grid;
}

.eyebrow {
  margin: 0;
  color: var(--accent-dark);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
p,
ol {
  max-width: 980px;
}

h1,
h2 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(52px, 8vw, 116px);
}

h2 {
  font-size: clamp(40px, 6vw, 84px);
}

p,
li {
  font-size: clamp(22px, 2.6vw, 34px);
  line-height: 1.55;
}

.lead {
  margin: 0;
  color: var(--muted);
  font-size: clamp(24px, 3vw, 42px);
}

.agenda {
  display: grid;
  gap: 20px;
  margin: 0;
  padding-left: 1.25em;
}

.note {
  display: grid;
  gap: 18px;
  padding: 32px;
  border-left: 6px solid var(--warm);
  background: rgba(255, 255, 255, 0.55);
}

.note strong {
  font-size: 22px;
  color: var(--warm);
}

.note span {
  font-size: clamp(24px, 3vw, 40px);
  line-height: 1.35;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  width: min(100%, 1120px);
}

.steps div {
  min-height: 240px;
  padding: 28px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.62);
}

.steps span {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 20px;
  border-radius: 50%;
  background: var(--accent);
  color: white;
  font-size: 22px;
  font-weight: 800;
}

.steps strong {
  display: block;
  font-size: clamp(24px, 2.5vw, 34px);
}

.steps p {
  margin-bottom: 0;
  font-size: clamp(18px, 1.8vw, 24px);
}

.button {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  justify-content: center;
  min-height: 64px;
  padding: 0 28px;
  border-radius: 6px;
  background: var(--accent);
  color: white;
  font-size: 22px;
  font-weight: 700;
  text-decoration: none;
}

.progress {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: 8px;
  background: rgba(23, 32, 38, 0.12);
}

.progress span {
  display: block;
  width: 20%;
  height: 100%;
  background: var(--accent);
  transition: width 180ms ease;
}

.counter {
  position: fixed;
  right: 24px;
  bottom: 24px;
  color: var(--muted);
  font-size: 16px;
  font-weight: 700;
}

@media (max-width: 760px) {
  body {
    overflow: auto;
  }

  .deck {
    height: auto;
  }

  .slide,
  .slide.split,
  .slide.split.is-active {
    position: relative;
    display: flex;
    min-height: 100vh;
    grid-template-columns: none;
  }

  .slide:not(.is-active) {
    display: none;
  }

  .steps {
    grid-template-columns: 1fr;
  }
}