:root {
  --body-top: #2c2d33;
  --body-bottom: #1a1b1f;
  --text: #ededf0;
  --dim: #a3a5ad;
  --bezel: #0f1013;
  --lit: #8cffe0;
  --blue: #2d6bff;
  --green: #23c25e;
  --amber: #ffaf1f;
}
* { box-sizing: border-box; }
html { background: var(--body-bottom); }
body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(180deg, var(--body-top), var(--body-bottom));
  color: var(--text);
  font-family: ui-rounded, "SF Pro Rounded", "Nunito", system-ui, -apple-system, sans-serif;
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
main { max-width: 640px; margin: 0 auto; padding: 48px 20px 64px; }
a { color: var(--lit); }
a:hover { color: #c9fff0; }
/* The logo: nine keys with three rings going out. 64 tall, plus 4 for its shadow. */
.mark { display: block; width: 67px; height: 68px; margin-bottom: 20px; }
h1 { font-size: 36px; line-height: 1.15; margin: 0 0 8px; }
h2 { font-size: 13px; letter-spacing: 1.6px; text-transform: uppercase; color: var(--dim); margin: 40px 0 8px; }
p, li { color: var(--text); }
.lede { font-size: 20px; color: var(--dim); margin: 0 0 32px; }
.screen {
  background: var(--bezel); border-radius: 20px; padding: 12px; margin: 32px 0;
}
.screen div {
  border-radius: 8px; padding: 20px;
  background: radial-gradient(ellipse at 50% 40%, rgba(140,255,224,0.10), transparent 70%), linear-gradient(#0c1916, #050d0b);
  color: var(--lit); text-shadow: 0 0 6px rgba(140,255,224,0.55);
  font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 15px; letter-spacing: 1px;
}
.badge {
  display: inline-block; padding: 14px 22px; border-radius: 999px;
  background: linear-gradient(#5e95ff, var(--blue)); color: #fff; text-decoration: none; font-weight: 700;
  box-shadow: 0 4px 10px rgba(0,0,0,0.4);
}
footer { margin-top: 56px; font-size: 14px; color: var(--dim); }
footer a { color: var(--dim); margin-right: 16px; }