:root {
  --black: #08090d;
  --panel: #111522;
  --panel-strong: #171d2e;
  --white: #ffffff;
  --red: #f21b2d;
  --yellow: #ffd400;
  --muted: #cfd2e7;
}

* {
  box-sizing: border-box;
}

body {
  background: var(--black);
  color: var(--white);
  font-family: Arial, Helvetica, sans-serif;
  margin: 0;
}

.page {
  margin: 0 auto;
  max-width: 1160px;
  min-height: 100vh;
  padding: 28px;
}

.hero {
  align-items: center;
  display: grid;
  gap: 22px;
  grid-template-columns: 124px 1fr;
  margin-bottom: 18px;
}

.mark {
  height: 124px;
  width: 124px;
}

.label,
.eyebrow {
  background: var(--yellow);
  color: var(--black);
  display: inline-block;
  font-size: 14px;
  font-weight: 900;
  margin: 0 0 8px;
  padding: 7px 10px;
}

h1 {
  font-size: clamp(52px, 10vw, 108px);
  letter-spacing: 0;
  line-height: 0.88;
  margin: 0;
}

h2 {
  font-size: 31px;
  line-height: 1;
  margin: 0;
}

.subhead {
  color: var(--muted);
  font-size: 21px;
  font-weight: 800;
  margin: 12px 0 0;
}

.private-note {
  border: 3px solid var(--yellow);
  color: var(--yellow);
  font-size: 18px;
  font-weight: 900;
  margin: 0 0 22px;
  padding: 13px;
}

.platforms {
  align-items: start;
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
}

.platform-card {
  background: var(--panel);
  border: 4px solid var(--yellow);
  padding: 20px;
}

.platform-card.android {
  border-color: var(--red);
  grid-row: span 2;
}

.platform-card.android,
body.is-android .platform-card.android,
body.is-desktop .qr-card,
body.is-ios .ios {
  background: var(--panel-strong);
}

.platform-card.ios {
  border-color: var(--yellow);
}

.platform-heading {
  align-items: center;
  display: flex;
  gap: 14px;
}

.phone-icon {
  background: var(--red);
  border: 4px solid var(--white);
  height: 56px;
  width: 37px;
}

.phone-icon.iphone {
  background: var(--yellow);
}

.qr-icon {
  background:
    linear-gradient(90deg, var(--black) 8px, transparent 8px 16px, var(--black) 16px 24px),
    linear-gradient(var(--black) 8px, transparent 8px 16px, var(--black) 16px 24px),
    var(--white);
  border: 4px solid var(--yellow);
  height: 56px;
  width: 56px;
}

.button {
  background: var(--yellow);
  color: var(--black);
  display: block;
  font-size: 19px;
  font-weight: 900;
  margin: 18px 0 10px;
  min-height: 60px;
  padding: 19px;
  text-align: center;
  text-decoration: none;
}

.button.ios-button {
  background: var(--white);
  color: var(--black);
}

.button.feedback {
  display: inline-block;
  min-height: 0;
}

.button.muted {
  background: #3c4258;
  color: var(--muted);
  cursor: not-allowed;
  pointer-events: none;
}

.download-status,
.status,
.note,
.testing-notes p {
  color: var(--muted);
  font-size: 16px;
  font-weight: 800;
}

.status {
  color: var(--yellow);
  font-size: 24px;
}

dl {
  display: grid;
  gap: 8px;
  margin: 16px 0 0;
}

dl div {
  display: flex;
  gap: 14px;
  justify-content: space-between;
}

dt {
  color: var(--muted);
  font-weight: 800;
}

dd {
  font-weight: 900;
  margin: 0;
  text-align: right;
}

.install-steps {
  display: grid;
  gap: 10px;
  margin: 18px 0;
}

.install-steps div {
  align-items: center;
  background: rgba(255, 255, 255, 0.07);
  display: grid;
  gap: 12px;
  grid-template-columns: 42px 1fr;
  padding: 10px;
}

.install-steps span {
  align-items: center;
  background: var(--red);
  color: var(--white);
  display: flex;
  font-weight: 900;
  height: 36px;
  justify-content: center;
  width: 36px;
}

.install-steps p,
.fallback {
  font-size: 16px;
  font-weight: 800;
  margin: 0;
}

a {
  color: var(--yellow);
}

a:focus-visible,
summary:focus-visible {
  outline: 4px solid var(--white);
  outline-offset: 4px;
}

.button:focus-visible {
  outline-color: var(--red);
}

.qr-link {
  background: var(--white);
  display: inline-block;
  margin: 18px 0 4px;
  padding: 12px;
}

.qr {
  display: block;
  height: 220px;
  width: 220px;
}

ol,
ul {
  color: var(--white);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  padding-left: 22px;
}

details {
  border-top: 2px solid rgba(255, 255, 255, 0.24);
  margin-top: 16px;
  padding-top: 12px;
}

summary {
  color: var(--yellow);
  cursor: pointer;
  font-size: 17px;
  font-weight: 900;
}

.hash {
  font-family: Consolas, Monaco, monospace;
  font-size: 13px;
  overflow-wrap: anywhere;
}

.testing-notes {
  border-top: 4px solid var(--red);
  margin-top: 28px;
  padding-top: 22px;
}

@media (max-width: 760px) {
  .page {
    padding: 18px;
  }

  .hero,
  .platforms {
    grid-template-columns: 1fr;
  }

  .platform-card.android {
    grid-row: auto;
  }

  .mark {
    height: 102px;
    width: 102px;
  }

  h1 {
    font-size: 54px;
  }

  .button {
    overflow-wrap: anywhere;
  }

  dl div {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  dd {
    text-align: left;
  }
}