:root {
  color-scheme: dark;
  --bg: #08090b;
  --ink: #f7f3e8;
  --muted: rgba(247, 243, 232, 0.64);
  --faint: rgba(247, 243, 232, 0.12);
  --line: rgba(247, 243, 232, 0.16);
  --panel: rgba(255, 255, 255, 0.055);
  --panel-strong: rgba(255, 255, 255, 0.09);
  --accent: #69d3b8;
  --accent-2: #f1c96b;
  --danger: #ff8a6b;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-snap-type: y mandatory;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 20% 10%, rgba(105, 211, 184, 0.12), transparent 28rem),
    radial-gradient(circle at 80% 70%, rgba(241, 201, 107, 0.08), transparent 34rem),
    var(--bg);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

a {
  color: inherit;
}

.deck-rail {
  position: fixed;
  z-index: 10;
  top: 50%;
  left: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transform: translateY(-50%);
}

.deck-rail a {
  display: grid;
  width: 34px;
  height: 26px;
  place-items: center;
  border: 1px solid transparent;
  border-radius: 6px;
  color: rgba(247, 243, 232, 0.42);
  font-size: 11px;
  font-weight: 700;
  text-decoration: none;
}

.deck-rail a:hover {
  border-color: var(--line);
  color: var(--ink);
  background: var(--panel);
}

.deck {
  width: 100%;
}

.slide {
  position: relative;
  display: flex;
  min-height: 100vh;
  scroll-snap-align: start;
  flex-direction: column;
  justify-content: center;
  gap: 34px;
  padding: 7vh max(64px, 8vw) 7vh max(84px, 10vw);
  overflow: hidden;
}

.slide::before {
  position: absolute;
  top: 34px;
  right: max(28px, 5vw);
  content: attr(data-slide);
  color: rgba(247, 243, 232, 0.13);
  font-size: clamp(64px, 13vw, 190px);
  font-weight: 800;
  line-height: 0.8;
  pointer-events: none;
}

.slide-head {
  position: relative;
  z-index: 1;
  max-width: 980px;
}

.slide-head p,
.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  margin-bottom: 0;
  max-width: 1040px;
  font-size: clamp(42px, 6.3vw, 98px);
  line-height: 0.95;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 18px;
}

.lede {
  max-width: 850px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 27px);
  line-height: 1.35;
}

.brandline {
  position: absolute;
  top: 34px;
  left: max(84px, 10vw);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid rgba(105, 211, 184, 0.45);
  border-radius: 8px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
}

.cover-copy {
  position: relative;
  z-index: 1;
  max-width: 1120px;
}

.cover-metrics,
.grid,
.market-grid,
.ask-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 14px;
}

.cover-metrics {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 980px;
}

.cover-metrics div,
.card,
.point,
.surface,
.metric-panel,
.market-grid div,
.ask-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.cover-metrics div {
  padding: 18px;
}

.cover-metrics strong,
.market-grid strong,
.ask-card strong,
.metric-panel strong {
  display: block;
  color: var(--ink);
  font-size: clamp(28px, 4vw, 54px);
  line-height: 1;
}

.cover-metrics span,
.market-grid span,
.ask-card p,
.metric-panel p,
.source-note,
.surface span,
.point span,
.card p {
  color: var(--muted);
  line-height: 1.5;
}

.split {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 28px;
  align-items: stretch;
}

.big-statement {
  display: flex;
  align-items: flex-end;
  min-height: 420px;
  border-left: 4px solid var(--accent);
  padding: 30px;
  background: linear-gradient(135deg, rgba(105, 211, 184, 0.12), rgba(255, 255, 255, 0.035));
  color: var(--ink);
  font-size: clamp(26px, 4vw, 58px);
  font-weight: 750;
  line-height: 1.04;
}

.stack {
  display: grid;
  gap: 14px;
}

.point {
  padding: 24px;
}

.point b {
  display: block;
  margin-bottom: 8px;
  font-size: 19px;
}

.system-map {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(130px, 0.6fr) 70px minmax(320px, 1.6fr) 70px minmax(260px, 1.2fr);
  align-items: center;
  gap: 12px;
}

.node {
  min-height: 132px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px;
  background: var(--panel);
  font-size: 25px;
  font-weight: 800;
}

.node small {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
}

.node.core {
  border-color: rgba(105, 211, 184, 0.42);
  background: rgba(105, 211, 184, 0.09);
}

.connector {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  padding: 24px;
}

.surface {
  min-height: 190px;
  padding: 24px;
}

.surface strong {
  display: block;
  margin-bottom: 52px;
  color: var(--accent-2);
  font-size: 18px;
}

.proof-strip,
.foot-metrics,
.milestones,
.deck-footer {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.proof-strip span,
.foot-metrics span,
.milestones span,
.deck-footer span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 10px 14px;
  background: var(--panel);
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.timeline {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--line);
}

.timeline div {
  min-height: 360px;
  padding: 28px;
  background: rgba(10, 11, 14, 0.88);
}

.timeline span,
.small,
.ask-card span {
  display: block;
  margin-bottom: 30px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.timeline p {
  color: var(--muted);
  line-height: 1.5;
}

.metric-panel {
  padding: 34px;
  background: linear-gradient(135deg, rgba(105, 211, 184, 0.12), rgba(255, 255, 255, 0.04));
}

.metric-panel strong {
  margin-bottom: 24px;
}

.market-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.market-grid div {
  min-height: 190px;
  padding: 24px;
}

.market-grid strong {
  margin-bottom: 18px;
}

.source-note {
  position: relative;
  z-index: 1;
  max-width: 820px;
  font-size: 13px;
}

.pricing-table,
.financial-table,
.matrix {
  position: relative;
  z-index: 1;
  display: grid;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--line);
}

.row,
.matrix-row {
  display: grid;
  gap: 1px;
  background: var(--line);
}

.pricing-table .row {
  grid-template-columns: 1.1fr 1fr 1.1fr 1.2fr;
}

.financial-table .row {
  grid-template-columns: 0.6fr repeat(4, 1fr);
}

.matrix-row {
  grid-template-columns: 0.9fr 1fr 1fr 1fr;
}

.row span,
.matrix-row span {
  padding: 18px;
  background: rgba(10, 11, 14, 0.9);
  color: var(--muted);
  font-weight: 650;
}

.row.head span,
.matrix-row.head span {
  background: rgba(105, 211, 184, 0.13);
  color: var(--ink);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ask-grid {
  grid-template-columns: 1.2fr 1fr 1fr;
}

.ask-card {
  min-height: 300px;
  padding: 30px;
}

.ask-card.primary {
  border-color: rgba(105, 211, 184, 0.48);
  background: rgba(105, 211, 184, 0.1);
}

.deck-footer {
  margin-top: 16px;
}

@media (max-width: 980px) {
  html {
    scroll-snap-type: none;
  }

  .deck-rail {
    display: none;
  }

  .slide {
    min-height: auto;
    padding: 72px 22px;
  }

  .slide::before {
    top: 18px;
    right: 16px;
    font-size: 72px;
  }

  .brandline {
    position: static;
    margin-bottom: 48px;
  }

  .cover-metrics,
  .split,
  .grid.three,
  .grid.four,
  .timeline,
  .market-grid,
  .ask-grid,
  .system-map {
    grid-template-columns: 1fr;
  }

  .connector {
    width: 1px;
    height: 34px;
    margin-left: 38px;
    background: linear-gradient(180deg, transparent, var(--accent), transparent);
  }

  .big-statement {
    min-height: 280px;
    padding: 22px;
  }

  .timeline div,
  .surface,
  .market-grid div,
  .ask-card {
    min-height: auto;
  }

  .surface strong {
    margin-bottom: 22px;
  }

  .pricing-table,
  .financial-table,
  .matrix {
    overflow-x: auto;
  }

  .pricing-table .row,
  .financial-table .row,
  .matrix-row {
    min-width: 760px;
  }
}

@media print {
  :root {
    color-scheme: light;
    --bg: #ffffff;
    --ink: #111111;
    --muted: #4b4b4b;
    --faint: #e8e8e8;
    --line: #d8d8d8;
    --panel: #f7f7f7;
    --panel-strong: #eeeeee;
    --accent: #0c7c66;
    --accent-2: #806000;
  }

  html {
    scroll-snap-type: none;
  }

  body {
    background: #ffffff;
  }

  .deck-rail {
    display: none;
  }

  .slide {
    min-height: 100vh;
    page-break-after: always;
    padding: 0.55in;
  }
}