:root {
  --ink: #0e1116;
  --raised: #151a21;
  --line: #232a33;
  --text: #e6eaf0;
  --dim: #9aa5b4;
  --faint: #66717f;
  --red: #b81f1a;
  --green: #85ad47;
  --amber: #f5a621;
  --grey: #6b7684;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }
html { color-scheme: dark; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font: 17px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
:focus-visible { outline: 2px solid #2e7dbf; outline-offset: 3px; }
.wrap { width: min(100% - 48px, 820px); margin: 0 auto; }

.bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 26px 0;
  color: var(--faint);
  font: 12px/1.4 var(--mono);
  letter-spacing: .09em;
  text-transform: uppercase;
}
.bar a { text-decoration: none; }
.bar a:hover { color: var(--text); }
.bar strong { color: var(--text); letter-spacing: .14em; font-weight: 600; }
.bar nav { display: flex; gap: 22px; }

.hero {
  padding: 92px 0 82px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(100% 120% at 85% 100%, rgba(245,166,33,.055), transparent 60%),
    linear-gradient(180deg, var(--ink), #11151b);
}
.eyebrow {
  margin: 0 0 18px;
  color: var(--faint);
  font: 12px/1.4 var(--mono);
  letter-spacing: .14em;
  text-transform: uppercase;
}
h1 { margin: 0; max-width: 19ch; font-size: clamp(2.45rem, 7vw, 4.35rem); line-height: 1.04; letter-spacing: -.04em; }
.lede { margin: 28px 0 0; max-width: 57ch; color: var(--dim); font-size: 1.16rem; }
.actions { display: flex; align-items: center; flex-wrap: wrap; gap: 18px; margin-top: 36px; }
.download {
  display: inline-flex;
  padding: 13px 22px;
  border-radius: 9px;
  background: var(--text);
  color: var(--ink);
  font-weight: 650;
  text-decoration: none;
}
.download:hover { background: #fff; }
.requirement { color: var(--faint); font: 12px/1.5 var(--mono); }

main { padding: 68px 0 90px; }
article { max-width: 680px; }
h2 { margin: 58px 0 14px; font-size: 1.55rem; line-height: 1.25; letter-spacing: -.02em; }
h2:first-child { margin-top: 0; }
h3 { margin: 34px 0 8px; font-size: 1.05rem; }
p { margin: 0 0 19px; }
article p, article li { color: var(--dim); }
article strong { color: var(--text); }
article ul, article ol { padding-left: 1.35rem; }
article li { margin: 0 0 10px; }

.answer {
  margin: 0 0 44px;
  padding: 24px 26px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--raised);
  color: var(--text);
  font-size: 1.08rem;
}
.states { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1px; padding: 1px; border-radius: 12px; background: var(--line); overflow: hidden; }
.state { padding: 20px; background: var(--raised); }
.state strong { display: block; margin-bottom: 4px; }
.lamp { display: inline-block; width: 10px; height: 10px; margin-right: 9px; border-radius: 50%; background: var(--grey); box-shadow: 0 0 8px currentColor; }
.lamp.red { background: var(--red); color: var(--red); }
.lamp.green { background: var(--green); color: var(--green); }
.lamp.amber { background: var(--amber); color: var(--amber); }
.lamp.grey { background: var(--grey); color: var(--grey); }
.state span:last-child { color: var(--dim); font-size: .94rem; }
.note { padding-left: 18px; border-left: 2px solid var(--line); color: var(--faint); }

.related { margin-top: 64px; padding-top: 28px; border-top: 1px solid var(--line); }
.related h2 { margin-top: 0; color: var(--faint); font: 12px/1.4 var(--mono); letter-spacing: .12em; text-transform: uppercase; }
.related ul { padding: 0; list-style: none; }
.related li { margin: 8px 0; }
.related a { color: var(--dim); }

footer { padding: 36px 0 60px; border-top: 1px solid var(--line); color: var(--faint); font-size: .88rem; }
footer p { margin: 0; }
footer p + p { margin-top: 10px; max-width: 72ch; }

@media (max-width: 620px) {
  .wrap { width: min(100% - 36px, 820px); }
  .bar nav a:first-child { display: none; }
  .hero { padding: 62px 0; }
  .states { grid-template-columns: 1fr; }
}