@font-face {
  font-family: "Barlow Condensed";
  src: url("fonts/barlow-condensed-latin-600-normal.woff2") format("woff2");
  font-weight: 600;
  font-display: block;
}

@font-face {
  font-family: "Barlow Condensed";
  src: url("fonts/barlow-condensed-latin-700-normal.woff2") format("woff2");
  font-weight: 700;
  font-display: block;
}

@font-face {
  font-family: "Barlow";
  src: url("fonts/barlow-latin-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-display: block;
}

@font-face {
  font-family: "Barlow";
  src: url("fonts/barlow-latin-500-normal.woff2") format("woff2");
  font-weight: 500;
  font-display: block;
}

@font-face {
  font-family: "Barlow";
  src: url("fonts/barlow-latin-600-normal.woff2") format("woff2");
  font-weight: 600;
  font-display: block;
}

@font-face {
  font-family: "JetBrains Mono";
  src: url("fonts/jetbrains-mono-latin-wght-normal.woff2") format("woff2");
  font-weight: 100 800;
  font-display: block;
}

:root {
  --paper: #f1f0eb;
  --sheet: #fbfaf7;
  --grid: rgba(22, 25, 29, 0.055);
  --ink: #16191d;
  --ink-2: #39404a;
  --muted: #69727d;
  --line: #d3d1c8;
  --signal: #f2541b;
  --signal-ink: #c23d0c;
  --signal-tint: #fde7dc;
  --steel: #5b6b7a;
  --head: "Barlow Condensed", "Arial Narrow", sans-serif;
  --sans: "Barlow", "Segoe UI", system-ui, sans-serif;
  --mono: "JetBrains Mono", Consolas, ui-monospace, monospace;
}

@page {
  size: 1920px 1080px;
  margin: 0;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: #2a2f36;
}

body {
  font: 400 30px/1.4 var(--sans);
  color: var(--ink);
  -webkit-print-color-adjust: exact;
  print-color-adjust: exact;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

img,
svg {
  display: block;
}

/* sheet: drawing paper with a fine grid, registration marks and a title block */

.slide {
  width: 1920px;
  height: 1080px;
  position: relative;
  overflow: hidden;
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: -1px -1px;
  padding: 104px 128px 150px;
  margin: 0 auto 40px;
  display: flex;
  flex-direction: column;
  page-break-after: always;
  break-after: page;
}

.slide:last-of-type {
  page-break-after: auto;
  break-after: auto;
}

.slide::before,
.slide::after {
  content: "";
  position: absolute;
  width: 36px;
  height: 36px;
  border-color: var(--ink);
  border-style: solid;
  opacity: 0.55;
}

.slide::before {
  left: 40px;
  top: 40px;
  border-width: 3px 0 0 3px;
}

.slide::after {
  right: 40px;
  top: 40px;
  border-width: 3px 3px 0 0;
}

.tb {
  position: absolute;
  right: 40px;
  bottom: 40px;
  display: grid;
  grid-template-columns: auto auto auto;
  border: 2px solid var(--ink);
  background: var(--sheet);
  font: 500 17px/1 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.tb span {
  padding: 12px 18px;
}

.tb span + span {
  border-left: 2px solid var(--ink);
}

.tb b {
  font-weight: 700;
  color: var(--ink);
}

.tb .tb-mark {
  background: var(--signal);
  color: #fff;
  font-weight: 700;
}

@media print {
  html,
  body {
    background: none;
  }
  .slide {
    margin: 0;
  }
}

body.single {
  background: var(--paper);
}

body.single .slide {
  margin: 0;
}

body.single .slide:not(.on) {
  display: none;
}

body.all .slide {
  zoom: var(--z, 0.5);
  margin-bottom: 24px;
}

/* type */

.kicker {
  display: flex;
  align-items: center;
  gap: 18px;
  font: 600 22px/1 var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 28px;
}

.kicker::before {
  content: "";
  width: 28px;
  height: 12px;
  background: var(--signal);
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--head);
  font-weight: 700;
  letter-spacing: -0.005em;
  text-transform: uppercase;
  color: var(--ink);
}

h1 {
  font-size: 148px;
  line-height: 0.92;
}

h2 {
  font-size: 96px;
  line-height: 0.96;
}

h3 {
  font-size: 44px;
  line-height: 1.02;
}

h1 em,
h2 em {
  font-style: normal;
  color: var(--signal);
}

.lead {
  margin: 36px 0 0;
  max-width: 1180px;
  font-size: 40px;
  line-height: 1.3;
  font-weight: 500;
  color: var(--ink-2);
  text-wrap: balance;
}

.src {
  position: absolute;
  left: 128px;
  bottom: 52px;
  max-width: 1100px;
  margin: 0;
  font: 400 20px/1.4 var(--mono);
  color: var(--muted);
}

.lab {
  font: 700 20px/1 var(--mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--signal-ink);
  margin: 0 0 16px;
}

.mid {
  margin-top: auto;
  margin-bottom: auto;
}

/* 1 cover */

.s-cover {
  justify-content: center;
}

.s-cover h1 {
  max-width: 1500px;
}

.logo {
  position: absolute;
  left: 128px;
  top: 104px;
  display: flex;
  align-items: center;
  gap: 22px;
}

.logo img {
  width: 88px;
  height: 88px;
}

.logo span {
  font: 700 92px/1 var(--head);
  color: var(--ink);
}

.cover-meta {
  display: flex;
  gap: 0;
  margin-top: 64px;
  border: 2px solid var(--ink);
  width: fit-content;
  background: var(--sheet);
}

.cover-meta span {
  padding: 18px 26px;
  font: 500 22px/1 var(--mono);
  letter-spacing: 0.06em;
  color: var(--ink-2);
}

.cover-meta span + span {
  border-left: 2px solid var(--ink);
}

.cover-meta b {
  color: var(--ink);
}

/* split: statement left, measurement card right */

.split {
  display: grid;
  grid-template-columns: 1fr 620px;
  gap: 88px;
  align-items: center;
}

.prob {
  margin: 0 0 40px;
  font-size: 44px;
  line-height: 1.22;
  font-weight: 600;
  color: var(--ink);
  text-wrap: balance;
}

.list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 16px;
}

.list li {
  position: relative;
  padding-left: 42px;
  font-size: 31px;
  line-height: 1.35;
  color: var(--ink-2);
}

.list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 15px;
  width: 18px;
  height: 18px;
  border: 3px solid var(--signal);
}

.gauge {
  position: relative;
  background: var(--sheet);
  border: 2px solid var(--ink);
  padding: 44px 48px 40px;
}

.gauge::before {
  content: attr(data-tag);
  position: absolute;
  left: -2px;
  top: -2px;
  transform: translateY(-100%);
  padding: 8px 14px;
  background: var(--ink);
  color: var(--sheet);
  font: 600 16px/1 var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.big {
  margin: 0;
  font: 700 180px/0.9 var(--head);
  letter-spacing: -0.01em;
  color: var(--signal);
  font-variant-numeric: tabular-nums;
}

.big small {
  font-size: 0.42em;
  color: var(--ink);
  margin-left: 8px;
}

.big-lab {
  margin: 14px 0 0;
  font: 600 40px/1.1 var(--head);
  text-transform: uppercase;
  color: var(--ink);
}

.note {
  margin: 26px 0 0;
  padding-top: 20px;
  border-top: 2px dashed var(--line);
  font-size: 26px;
  line-height: 1.35;
  color: var(--muted);
}

/* flow: input -> agent -> output */

.flow {
  display: grid;
  grid-template-columns: 1fr 72px 1fr 72px 1fr;
  align-items: stretch;
  margin: auto 0;
}

.step {
  background: var(--sheet);
  border: 2px solid var(--ink);
  padding: 36px 40px 40px;
}

.step.hl {
  border-color: var(--signal);
  box-shadow: 10px 10px 0 var(--signal-tint);
}

.step .num {
  font: 700 22px/1 var(--mono);
  color: var(--signal-ink);
  letter-spacing: 0.12em;
}

.step h3 {
  margin: 18px 0 16px;
}

.step p {
  margin: 0;
  font-size: 29px;
  line-height: 1.35;
  color: var(--ink-2);
}

.arrow {
  align-self: center;
  justify-self: center;
  width: 44px;
  height: 4px;
  background: var(--ink);
  position: relative;
}

.arrow::after {
  content: "";
  position: absolute;
  right: -4px;
  top: -9px;
  border: 11px solid transparent;
  border-left: 14px solid var(--ink);
  border-right: 0;
}

/* dark sheet: impact numbers */

.s-dark {
  background-color: var(--ink);
  --grid: rgba(255, 255, 255, 0.05);
  color: #eceae4;
}

.s-dark::before,
.s-dark::after {
  border-color: #eceae4;
}

.s-dark h2 {
  color: #f6f5f1;
}

.s-dark .kicker {
  color: #a7b0bb;
}

.s-dark .tb {
  background: #20252b;
  border-color: #eceae4;
  color: #c9cfd6;
}

.s-dark .tb span + span {
  border-color: #eceae4;
}

.s-dark .tb b {
  color: #fff;
}

.kpis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
  margin: auto 0;
}

.kpi {
  border-top: 6px solid var(--signal);
  padding-top: 26px;
}

.kpi .v {
  margin: 0;
  font: 700 124px/0.95 var(--head);
  color: #fff;
  font-variant-numeric: tabular-nums;
}

.kpi .v i {
  font-style: normal;
  color: var(--signal);
}

.kpi .t {
  margin: 16px 0 0;
  font-size: 30px;
  line-height: 1.32;
  color: #cfd5dc;
}

/* close */

.close-grid {
  display: grid;
  grid-template-columns: 1fr 460px;
  gap: 100px;
  align-items: center;
}

.asks {
  list-style: none;
  counter-reset: a;
  padding: 0;
  margin: 48px 0 0;
  display: grid;
  gap: 18px;
}

.asks li {
  counter-increment: a;
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 20px;
  align-items: baseline;
  font-size: 32px;
  line-height: 1.3;
  color: var(--ink-2);
}

.asks li::before {
  content: "0" counter(a);
  font: 700 26px/1 var(--mono);
  color: var(--signal-ink);
}

.asks b {
  color: var(--ink);
}

.contact {
  text-align: center;
}

.qr {
  width: 400px;
  height: 400px;
  margin: 0 auto;
  border: 2px solid var(--ink);
  background: #fff;
  padding: 16px;
}

.qr svg {
  width: 100%;
  height: 100%;
}

.url {
  margin: 24px 0 6px;
  font: 700 56px/1 var(--head);
  text-transform: uppercase;
  color: var(--ink);
}

.who {
  margin: 0;
  font: 500 22px/1.4 var(--mono);
  color: var(--muted);
}

/* presentation mode */

body.present {
  background: #0d0f12;
  overflow: hidden;
  height: 100vh;
}

body.present .slide {
  position: fixed;
  left: 50%;
  top: 50%;
  margin: 0;
  transform: translate(-50%, -50%) scale(var(--k, 1));
}

body.present .slide:not(.on) {
  display: none;
}

body.present .slide.on {
  animation: enter 0.3s ease both;
}

@keyframes enter {
  from {
    opacity: 0;
  }
}

@keyframes draw {
  from {
    clip-path: inset(0 100% 0 0);
  }
}

.present .play .step,
.present .play .kpi {
  animation: draw 0.6s ease-out both;
}

.present .play .step:nth-of-type(2),
.present .play .kpi:nth-child(2) {
  animation-delay: 0.35s;
}

.present .play .step:nth-of-type(3),
.present .play .kpi:nth-child(3) {
  animation-delay: 0.7s;
}

@media (prefers-reduced-motion: reduce) {
  .present .slide *,
  .present .slide.on {
    animation: none !important;
  }
}

.ui {
  display: none;
}

body.present .ui {
  display: block;
}

.prog {
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  z-index: 9;
}

.prog i {
  display: block;
  height: 100%;
  width: 0;
  background: var(--signal);
  transition: width 0.3s ease;
}

.ctl {
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px;
  background: rgba(13, 15, 18, 0.92);
  color: #eceae4;
  font: 600 13px/1 var(--mono);
  letter-spacing: 0.1em;
  z-index: 9;
  transition: opacity 0.3s;
}

.ctl button,
.ctl a {
  appearance: none;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  cursor: pointer;
  padding: 10px 14px;
  text-transform: uppercase;
}

.ctl button:hover,
.ctl a:hover {
  background: rgba(255, 255, 255, 0.12);
}

.ctl .cnt {
  padding: 0 8px;
  min-width: 70px;
  text-align: center;
  color: #a7b0bb;
}

body.present.idle .ctl {
  opacity: 0;
}

body.present.idle {
  cursor: none;
}