:root {
  color-scheme: light dark;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, sans-serif;
  background: #f5f5f7;
  color: #1d1d1f;
}

body {
  min-height: 100svh;
  margin: 0;
  display: grid;
  place-items: center;
  padding: max(24px, env(safe-area-inset-top)) 24px max(24px, env(safe-area-inset-bottom));
  box-sizing: border-box;
}

main {
  width: min(100%, 420px);
}

.eyebrow {
  margin: 0 0 12px;
  color: #86868b;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
}

.card {
  padding: 24px;
  border: 1px solid rgba(0, 0, 0, .08);
  border-radius: 22px;
  background: rgba(255, 255, 255, .88);
  box-shadow: 0 18px 50px rgba(0, 0, 0, .08);
}

.mark {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  border-radius: 15px;
  color: white;
  background: #0a84ff;
  font-size: 25px;
  font-weight: 750;
}

h1 {
  margin: 0;
  font-size: 27px;
  line-height: 1.1;
}

#detail,
.footnote {
  color: #6e6e73;
}

#detail {
  margin: 8px 0 0;
  line-height: 1.45;
}

.action {
  display: block;
  margin-top: 22px;
  padding: 14px 16px;
  border-radius: 13px;
  color: white;
  background: #0a84ff;
  text-align: center;
  text-decoration: none;
  font-weight: 700;
}

.footnote {
  margin: 14px 0 0;
  font-size: 12px;
}

@media (prefers-color-scheme: dark) {
  :root { background: #000; color: #f5f5f7; }
  .card { border-color: rgba(255, 255, 255, .12); background: #1c1c1e; }
  #detail, .footnote { color: #a1a1a6; }
}