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

body {
  background: #000;
  overflow: hidden;
  width: 100vw;
  height: 100vh;
}

#canvas {
  display: block;
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
}

.overlay {
  position: fixed;
  top: 5vh;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  color: #fff;
  font-family: 'Space Mono', monospace;
  pointer-events: none;
  animation: fadein 1.5s ease 0.5s both;
  z-index: 10;
}

.overlay h1 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: 0.05em;
  color: #ffffff;
}

.overlay .tagline {
  font-size: clamp(0.75rem, 2vw, 1rem);
  color: #888;
  margin-top: 0.4em;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.overlay .links {
  margin-top: 1.2em;
  display: flex;
  gap: 1.5em;
  justify-content: center;
  pointer-events: all;
}

.overlay .links a {
  color: #aaa;
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.2s;
}

.overlay .links a:hover { color: #fff; }

@keyframes fadein {
  from { opacity: 0; transform: translateX(-50%) translateY(-10px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

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