* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: #000;
  color: #f5f5f5;
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.65;
}
.hero {
  width: min(900px, calc(100% - 40px));
  margin: auto;
  padding: 100px 0 120px;
  text-align: center;
}
.eyebrow {
  color: #36a9ff;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .18em;
}
h1 {
  margin: 12px 0 18px;
  font-size: clamp(2.5rem, 7vw, 5rem);
  line-height: 1.08;
  letter-spacing: -.055em;
}
h1 span { color: #36a9ff; }
.intro { margin: 0; color: #a5a5a5; font-size: 1.2rem; }
footer {
  border-top: 1px solid #1b1b1b;
  padding: 22px 20px;
  color: #777;
  text-align: center;
  font-size: .85rem;
}