body, html {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: 'Orbitron', sans-serif;
  background-color: #000;
  overflow: hidden;
  color: #0ff;
  cursor: none;
}

.container {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  z-index: 2;
}

h1.glow {
  font-size: 4em;
  color: #0ff;
  text-shadow: 0 0 5px #0ff, 0 0 20px #0ff, 0 0 40px #0ff;
  animation: pulse 2s infinite alternate;
}

.subtitle {
  font-size: 1.5em;
  color: #aaa;
  margin-bottom: 20px;
}

.description {
  max-width: 600px;
  margin: auto;
  font-size: 1.1em;
  line-height: 1.6;
  color: #ccc;
}

.timeline {
  margin-top: 20px;
  font-size: 1.2em;
  color: #0ff;
}

.highlight {
  color: #0ff;
  text-shadow: 0 0 5px #0ff;
}

.hint {
  margin-top: 20px;
  font-style: italic;
  color: #555;
}

@keyframes pulse {
  0% { text-shadow: 0 0 5px #0ff; }
  100% { text-shadow: 0 0 20px #0ff, 0 0 40px #0ff; }
}

/* Cursor Animation */
.cursor {
  width: 20px;
  height: 20px;
  border: 2px solid #0ff;
  border-radius: 50%;
  position: absolute;
  pointer-events: none;
  animation: blink 1s infinite;
  transform: translate(-50%, -50%);
  z-index: 3;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* Animated Background */
.animated-bg {
  position: fixed;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, #001a33, #000);
  background-size: cover;
  animation: bgmove 30s infinite linear;
  z-index: 0;
  opacity: 0.6;
}
/* Abstract Line Effects */
.lines {
  position: absolute;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 1;
}

.lines::before,
.lines::after {
  content: '';
  position: absolute;
  width: 200%;
  height: 2px;
  background: linear-gradient(to right, transparent, #0ff55e88, transparent);
  animation: moveLines 4s linear infinite;
}

.lines::after {
  top: 50%;
  animation-delay: 2s;
}

@keyframes moveLines {
  0% {
    transform: translateX(-100%);
    opacity: 0.2;
  }
  50% {
    opacity: 0.5;
  }
  100% {
    transform: translateX(100%);
    opacity: 0.2;
  }
}

/* Diagonal and vertical lines (optional extra layer) */
.lines::before {
  top: 20%;
  transform: rotate(0deg);
}

.lines::after {
  top: 70%;
  transform: rotate(0deg);
}


@keyframes bgmove {
  0% { background-position: 0 0; }
  100% { background-position: 1000px 1000px; }
}
/* Canvas takes full-screen behind everything */
#geom-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}