@font-face {
  font-family: Archivo;
  font-style: normal;
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-display: swap;
  src: url("fonts/archivo-latin-standard-normal.woff2") format("woff2");
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2");
}

:root {
  --ground: #0a0a0a;
  --mat: #050505;
  --rule: #2f2f2e;
  --edge: #4a4a47;
  --ink: #ecebe6;
  --dim: #aeada7;
  --faint: #8d8c86;
  --red: #d8322b;
  --code-video: #2f66d8;
  --code-audio: #e2b00e;
  --code-images: #ecebe6;
  --code-text: #3c9a5f;
  --code-wait: #6b6a66;
  --sans: "Archivo", "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --mono: "IBM Plex Mono", consolas, ui-monospace, monospace;
  --gutter: 32px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);

  color-scheme: dark;
  scrollbar-color: var(--edge) var(--ground);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  background: var(--ground);
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
}

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  text-rendering: optimizelegibility;
}

::selection {
  background: var(--ink);
  color: var(--ground);
}

:focus-visible {
  outline: 1px solid var(--ink);
  outline-offset: 2px;
}

a {
  color: inherit;
  text-decoration-line: underline;
  text-decoration-color: var(--edge);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
}

a:hover {
  text-decoration-color: var(--ink);
}

p,
dd {
  text-wrap: pretty;
}

.nowrap {
  white-space: nowrap;
}

code {
  font-family: var(--mono);
  font-size: 0.88em;
  color: var(--ink);
  white-space: nowrap;
}

/* Small capitals pushed wide, the catalogue's voice for every label and button. */
.links a,
.button,
.code-row dt,
.fact h3,
.foot-links a,
.skip {
  font-size: 12px;
  font-weight: 500;
  font-stretch: 118%;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
}

.wrap {
  width: 100%;
  max-width: calc(1180px + 2 * var(--gutter));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip {
  position: absolute;
  top: 8px;
  left: 8px;
  z-index: 2;
  padding: 10px 14px;
  background: var(--ink);
  color: var(--ground);
  transform: translateY(-200%);
}

.skip:focus-visible {
  transform: none;
}

.bar {
  border-bottom: 1px solid var(--rule);
}

.bar-row {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.mark {
  width: 32px;
  height: 32px;
  padding: 3px;
  border: 1px solid var(--edge);
}

.arrow,
.c-images {
  fill: var(--code-images);
}

.c-video {
  fill: var(--code-video);
  background: var(--code-video);
}

.c-audio {
  fill: var(--code-audio);
  background: var(--code-audio);
}

.c-text {
  fill: var(--code-text);
  background: var(--code-text);
}

.c-wait {
  fill: var(--code-wait);
}

.name {
  font-size: 17px;
  font-weight: 500;
  font-stretch: 125%;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.links {
  display: flex;
  gap: 28px;
  margin-left: auto;
}

.links a {
  color: var(--dim);
}

.button {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 50px;
  padding: 0 22px;
  border: 1px solid var(--edge);
  color: var(--ink);
  font-size: 13px;
  transition:
    background-color 0.15s,
    color 0.15s,
    border-color 0.15s;
}

.button:hover {
  border-color: var(--ink);
}

/* The red block at the right end marks the one thing to press. */
.primary {
  padding-right: 42px;
  border-color: var(--ink);
  font-weight: 600;
}

.primary::after {
  position: absolute;
  inset-block: -1px;
  right: -1px;
  width: 9px;
  background: var(--red);
  content: "";
}

.primary:hover {
  background: var(--ink);
  color: var(--ground);
}

.ghost {
  border-color: transparent;
  color: var(--dim);
}

.small {
  height: 38px;
  padding: 0 32px 0 14px;
  font-size: 12px;
}

.icon {
  flex: none;
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentcolor;
  stroke-width: 1.4;
  stroke-linecap: square;
  stroke-linejoin: miter;
}

.hero {
  padding-top: 104px;
}

h1 {
  max-width: 11em;
  margin: 0;
  font-size: clamp(40px, 7.4vw, 96px);
  font-weight: 300;
  font-stretch: 125%;
  line-height: 1.02;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  text-wrap: balance;
}

.lead {
  max-width: 34em;
  margin: 32px 0 0;
  color: var(--dim);
  font-size: 21px;
  line-height: 1.5;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 44px;
}

.fine {
  margin: 18px 0 0;
  color: var(--faint);
  font-size: 14px;
}

/* The app's signature, a download's speed drawn as one hairline. */
.signal {
  display: block;
  width: 100%;
  height: 48px;
  margin-top: 72px;
  overflow: visible;
}

.signal polyline {
  fill: none;
  stroke: var(--ink);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.shot {
  margin: 0;
  border: 1px solid var(--edge);
  background: var(--mat);
}

.shot img {
  display: block;
  width: 100%;
  height: auto;
}

.hero .shot {
  margin-top: 28px;
}

h2 {
  margin: 0;
  text-wrap: balance;
}

.section {
  padding-top: 132px;
}

.section h2 {
  padding-top: 22px;
  border-top: 1px solid var(--ink);
  font-size: clamp(26px, 3.2vw, 38px);
  font-weight: 300;
  font-stretch: 125%;
  line-height: 1.15;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.intro {
  max-width: 38em;
  margin: 22px 0 0;
  color: var(--dim);
  font-size: 19px;
}

.codes,
.faq {
  margin: 40px 0 0;
}

.code-row,
.qa {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  gap: 56px;
  padding: 24px 0;
  border-bottom: 1px solid var(--rule);
}

.code-row dt {
  display: flex;
  align-self: start;
  align-items: center;
  gap: 14px;
  padding-top: 4px;
  font-size: 13px;
}

.block {
  flex: none;
  width: 12px;
  height: 12px;
}

.c-images.block {
  background: var(--code-images);
}

dd {
  max-width: 40em;
  margin: 0;
  color: var(--dim);
}

.code-row dd {
  font-size: 18px;
}

.qa dt {
  font-size: 18px;
  font-weight: 500;
}

.spread {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  gap: 56px;
  align-items: start;
  padding-top: 132px;
}

.copy {
  padding-top: 22px;
  border-top: 1px solid var(--ink);
}

.copy h2 {
  margin-bottom: 20px;
  font-size: 30px;
  font-weight: 500;
  line-height: 1.2;
}

.copy p {
  margin: 0 0 14px;
  color: var(--dim);
  font-size: 18px;
}

.facts {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 0 56px;
  margin-top: 28px;
}

.fact {
  padding: 26px 0;
  border-bottom: 1px solid var(--rule);
}

.fact h3 {
  margin: 0 0 10px;
  font-size: 13px;
}

.fact p {
  margin: 0;
  color: var(--dim);
}

.steps {
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
}

.steps li {
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  padding: 24px 0;
  border-bottom: 1px solid var(--rule);
}

.step {
  font-size: 36px;
  font-weight: 300;
  font-stretch: 125%;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.steps p {
  max-width: 40em;
  margin: 0;
  color: var(--dim);
  font-size: 18px;
}

.steps a {
  color: var(--ink);
}

.foot {
  margin-top: 150px;
  border-top: 1px solid var(--rule);
}

.foot-row {
  display: grid;
  gap: 12px;
  padding-top: 40px;
  padding-bottom: 64px;
}

.foot-row p {
  max-width: 60em;
  margin: 0;
  color: var(--faint);
  font-size: 14px;
}

.foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin-top: 16px;
}

.foot-links a {
  color: var(--dim);
}

.links a:hover,
.foot-links a:hover {
  color: var(--ink);
}

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

  to {
    clip-path: inset(0);
  }
}

@media (prefers-reduced-motion: no-preference) {
  .signal {
    animation: draw 2.4s var(--ease) both;
  }
}

@media (width < 960px) {
  .spread,
  .code-row,
  .qa {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

  .spread {
    gap: 28px;
  }
}

@media (width < 720px) {
  :root {
    --gutter: 16px;
  }

  .links,
  .bar .primary {
    display: none;
  }

  .hero {
    padding-top: 56px;
  }

  .lead {
    font-size: 19px;
  }

  .signal {
    margin-top: 48px;
  }

  .section,
  .spread {
    padding-top: 88px;
  }

  .steps li {
    grid-template-columns: 44px minmax(0, 1fr);
  }

  .step {
    font-size: 28px;
  }
}