:root {
  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --color-canvas: #07101f;
  --color-ink: #e6eef8;
  --color-ink-muted: #93a3bd;
  --color-ink-faint: #7486a3;
  --color-border: #1f2e4a;
  --color-cyan: #22d3ee;
  --color-blue: #3b82f6;
  --color-violet: #8b5cf6;
}

* { box-sizing: border-box; margin: 0; }

html, body { min-height: 100%; }

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background:
    radial-gradient(60rem 36rem at 50% -8rem, rgba(59, 130, 246, 0.22), transparent 70%),
    radial-gradient(40rem 28rem at 85% 110%, rgba(139, 92, 246, 0.14), transparent 70%),
    var(--color-canvas);
  color: var(--color-ink);
  font-family: var(--font-sans);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-ink-muted); text-decoration: none; }
a:hover, a:focus-visible { color: var(--color-cyan); }

.hero {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 4rem 1rem 3rem;
  max-width: 44rem;
  margin: 0 auto;
}

.mark {
  width: clamp(5.5rem, 16vw, 8rem);
  height: auto;
  filter: drop-shadow(0 0 2.5rem rgba(34, 211, 238, 0.28));
  animation: rise 900ms ease-out both;
}

.name {
  margin-top: 1.25rem;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  padding-left: 0.32em; /* balance the trailing letter-spacing */
}

h1 {
  margin-top: 1rem;
  font-size: clamp(2.1rem, 6.5vw, 3.75rem);
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-wrap: balance;
  background: linear-gradient(100deg, #ffffff 30%, var(--color-cyan) 60%, var(--color-violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  margin-top: 1.25rem;
  max-width: 34rem;
  text-wrap: pretty;
  font-size: clamp(1rem, 2.4vw, 1.15rem);
  color: var(--color-ink-muted);
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 2.25rem;
  padding: 0.55rem 1.1rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: rgba(11, 22, 40, 0.6);
  font-size: 0.95rem;
  font-weight: 500;
}

.dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--color-cyan);
  box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.6);
  animation: pulse 2.4s ease-out infinite;
}

.download-note {
  margin-top: 1rem;
  color: var(--color-ink-faint);
  font-size: 0.95rem;
}

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  padding: 1.25rem 1rem;
  max-width: 64rem;
  width: 100%;
  margin: 0 auto;
  border-top: 1px solid rgba(31, 46, 74, 0.6);
  color: var(--color-ink-faint);
  font-size: 0.875rem;
}

.footer nav { display: flex; gap: 1.25rem; }

@keyframes rise {
  from { opacity: 0; transform: translateY(0.75rem); }
  to { opacity: 1; transform: none; }
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.55); }
  70% { box-shadow: 0 0 0 0.6rem rgba(34, 211, 238, 0); }
  100% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0); }
}

@media (prefers-reduced-motion: reduce) {
  .mark, .dot { animation: none; }
}