:root {
  --ink: #f0f1eb;
  --muted: #949b91;
  --canvas: #0c0f0d;
  --card: #161b18;
  --line: rgba(240, 241, 235, .13);
  --lime: #d2ff68;
  --violet: #9c8cff;
  --sans: "Manrope", Arial, sans-serif;
  --mono: "DM Mono", monospace;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; overflow: hidden; background: var(--canvas); color: var(--ink); font-family: var(--sans); }
a { color: inherit; text-decoration: none; }

.page-shell {
  width: min(100% - 32px, 780px);
  min-height: 100svh;
  margin: 0 auto;
  display: grid;
  place-items: center;
  padding: 22px 0;
}

.content { width: 100%; }
.welcome { padding: 0 0 34px; }
.welcome p { margin: 0 0 8px; color: var(--lime); font: .67rem/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(2.85rem, 13vw, 5.8rem); line-height: .92; letter-spacing: -.09em; }
h1 em { color: #8b928a; font-weight: 500; }

.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.card {
  position: relative;
  min-height: 185px;
  padding: 15px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform .2s ease, border-color .2s ease;
}
.card:hover, .card:focus-visible { transform: translateY(-4px); border-color: var(--lime); outline: none; }
.signup { background: #171527; }
.card-number { color: var(--muted); font: .58rem var(--mono); }
.card-icon { font-size: 2.25rem; line-height: 1; color: var(--lime); }
.signup .card-icon { color: var(--violet); }
.card-copy { display: grid; gap: 4px; }
.card-copy strong { font-size: 1.06rem; letter-spacing: -.045em; }
.card-copy small { color: var(--muted); font-size: .67rem; line-height: 1.35; }
.go { position: absolute; right: 15px; bottom: 14px; color: var(--lime); font-size: 1.1rem; }
.signup .go { color: var(--violet); }
@media (min-width: 640px) {
  .page-shell { padding: 30px 0; }
  .cards { gap: 16px; }
  .card { min-height: 215px; padding: 20px; }
  .card-copy strong { font-size: 1.2rem; }
  .go { right: 20px; bottom: 19px; }
}