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

body {
  background-color: #1f1638;
  color: #88d4ff;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

main {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
}

.logo {
  width: min(360px, 70vw);
}

.tagline {
  font-size: 1.25rem;
  letter-spacing: 0.04em;
  opacity: 0.85;
}

.contact-btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  border: 2px solid #47e9a5;
  border-radius: 6px;
  color: #47e9a5;
  text-decoration: none;
  font-size: 1rem;
  letter-spacing: 0.03em;
  transition: background-color 0.2s, color 0.2s;
}

.contact-btn:hover {
  background-color: #47e9a5;
  color: #1f1638;
}