:root {
  --ink: #e8f4ff;
  --dim: #7aa1c7;
  --glow: #7df9ff;
  --bg1: #0b0c1a;
  --bg2: #02040a;
}

* { box-sizing: border-box; }

html, body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: radial-gradient(1200px 600px at 20% 10%, #12203b 0%, var(--bg1) 40%, var(--bg2) 100%);
  color: var(--ink);
  font-family: "Space Grotesk", "Segoe UI", system-ui, sans-serif;
}

#c {
  width: 100vw;
  height: 100vh;
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}