:root {
  --bg: #0d1117;
  --fg: #e6edf3;
  --muted: #9aa7b4;
  --accent: #5eead4;
  --accent-ink: #062a26;
}
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  display: flex;
  flex-direction: column;
  min-height: 100svh;
  background: radial-gradient(120% 80% at 50% 0%, #16202b 0%, var(--bg) 60%);
  color: var(--fg);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem 1.5rem;
  max-width: 34rem;
  margin: 0 auto;
}
.pebble { width: 72px; height: 72px; margin-bottom: 1.25rem; }
.pebble path { fill: var(--accent); }
.pebble ellipse { fill: #fff; opacity: .55; }
h1 {
  margin: 0;
  font-size: clamp(2.1rem, 9vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
}
.tagline {
  margin: 1rem 0 0;
  font-size: 1.15rem;
  color: var(--fg);
}
.about {
  margin: .75rem 0 0;
  font-size: .98rem;
  color: var(--muted);
}
.cta {
  display: inline-block;
  margin-top: 2rem;
  padding: .9rem 1.6rem;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  font-size: 1.05rem;
  text-decoration: none;
  transition: transform .15s ease, box-shadow .15s ease;
}
.cta:hover, .cta:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(94, 234, 212, .25);
}
.cta:focus-visible { outline: 2px solid var(--fg); outline-offset: 3px; }
.soon {
  margin: 1.25rem 0 0;
  font-size: .9rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .12em;
}
footer {
  text-align: center;
  padding: 1.25rem;
  font-size: .85rem;
  color: var(--muted);
}