:root {
  --bg: #14171c;
  --fg: #f2eee6;
  --mute: #9b968c;
  --line: rgb(242 238 230 / 0.16);
  --rec: #e0312a;
  --device: #1c2128;

  --display: "Unbounded", "IBM Plex Sans", ui-sans-serif, sans-serif;
  --sans: "IBM Plex Sans", ui-sans-serif, system-ui, sans-serif;

  --pad: clamp(1.1rem, 3vw, 2.4rem);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 180ms;
  --z-skip: 30;
}

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

html {
  background: var(--bg);
}

body {
  margin: 0;
  color: var(--fg);
  background: var(--bg);
  font-family: var(--sans);
  letter-spacing: -0.011em;
  line-height: 1.4;
}

img {
  max-width: 100%;
  display: block;
}

.skip {
  position: absolute;
  left: var(--pad);
  top: -4rem;
  z-index: var(--z-skip);
  padding: 0.55rem 0.8rem;
  background: var(--fg);
  color: var(--bg);
  text-decoration: none;
  font-weight: 600;
}
.skip:focus {
  top: 0.7rem;
}

.stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(16rem, 0.78fr);
  grid-template-rows: auto 1fr;
  gap: 0 clamp(1.2rem, 3vw, 2.5rem);
  align-items: start;
  width: min(72rem, 100%);
  margin: 0 auto;
  padding: 3.4rem var(--pad) 2.4rem;
}

.intro {
  grid-column: 1;
  grid-row: 1;
  min-width: 0;
}

.more {
  grid-column: 1;
  grid-row: 2;
  min-width: 0;
  padding-top: 0.2rem;
}

.kicker {
  margin: 0 0 0.4rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mute);
}

.intro h1 {
  margin: 0;
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(2.4rem, 1.6rem + 2.4vw, 3.6rem);
  letter-spacing: -0.06em;
  line-height: 0.95;
}

.lede {
  margin: 0.7rem 0 1.1rem;
  max-width: 32rem;
  color: var(--mute);
  font-size: 1.05rem;
}

.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  min-width: 11.5rem;
  padding: 0 1.5rem;
  background: var(--rec);
  color: #fff;
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-decoration: none;
  border: 0;
  transition: filter var(--dur) var(--ease);
}
.cta:hover {
  filter: brightness(1.08);
}
.cta:focus-visible {
  outline: 2px solid var(--fg);
  outline-offset: 3px;
}
.cta.is-busy {
  opacity: 0.65;
  pointer-events: none;
}

.pros {
  margin: 1.4rem 0 0;
  padding: 0;
  max-width: 34rem;
  list-style: none;
}
.pros li {
  padding: 0.45rem 0;
  border-top: 1px solid var(--line);
  color: var(--fg);
  font-size: 0.98rem;
}
.pros li:last-child {
  border-bottom: 1px solid var(--line);
}

.note {
  margin: 1.5rem 0 0.7rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mute);
}

.desk {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.1rem 1.4rem;
  max-width: 36rem;
}

.desk h2 {
  margin: 0 0 0.35rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg);
}

.desk ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.desk li {
  font-size: 0.88rem;
  line-height: 1.5;
  color: var(--mute);
}

.bay {
  grid-column: 2;
  grid-row: 1 / -1;
  position: sticky;
  top: 1.2rem;
  display: grid;
  place-items: center;
  min-height: calc(100svh - 2.4rem);
}

.phone {
  margin: 0;
  width: min(280px, 100%);
  aspect-ratio: 9 / 19.5;
}

.phone__shell {
  height: 100%;
  overflow: hidden;
  padding: 0.42rem;
  border-radius: 1.7rem;
  background: var(--device);
  box-shadow: 0 0 0 1px rgb(255 255 255 / 0.1);
}

.phone__shell img {
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: top center;
  border-radius: 1.25rem;
  background: #0a0a0a;
}

.dl-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: var(--pad);
  background: var(--bg);
  color: var(--fg);
}

.dl-card {
  width: min(26rem, 100%);
}

.dl-card h1 {
  margin: 0.25rem 0 0.8rem;
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.7rem, 1.2rem + 1.6vw, 2.4rem);
  letter-spacing: -0.05em;
  line-height: 1;
}

.dl-card p {
  margin: 0 0 0.4rem;
  color: var(--mute);
}

.brand-mini {
  font-family: var(--display);
  font-weight: 700;
  color: var(--fg) !important;
  letter-spacing: -0.04em;
}

.dl-card .cta {
  margin-top: 1.2rem;
}

.back {
  display: inline-block;
  margin-top: 1.1rem;
  color: var(--mute);
  font-size: 0.9rem;
}

@media (max-width: 820px) {
  .stage {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    padding: 2.6rem var(--pad) 2rem;
  }

  .intro,
  .more,
  .bay {
    grid-column: auto;
    grid-row: auto;
  }

  .bay {
    position: static;
    min-height: 0;
    margin: 0.4rem 0 0.8rem;
  }

  .phone {
    width: min(220px, 58vw);
  }

  .intro h1 {
    font-size: clamp(2.1rem, 10vw, 2.6rem);
  }

  .lede {
    font-size: 0.98rem;
  }

  .cta {
    width: 100%;
    max-width: 18rem;
  }

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}