/* Fullscreen setup */
html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  overflow: hidden;
  background: black;
  font-family: 'Orbitron', monospace;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Matrix canvas */
#matrix {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

/* Welcome content */
#welcome-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
  gap: 20px;
  height: 100vh;
}

/* Logo */
#logo {
  width: 200px;
  height: auto;
}

/* Heading */
#welcome-content h1 {
  margin: 0;
  font-size: 48px;
}

/* Enter button: green style matching download button */
#enter-btn {
  display: inline-block;
  padding: 12px 30px;
  font-size: 22px;
  cursor: pointer;
  border: 2px solid #00ff00;        /* bright green border */
  border-radius: 8px;
  background: rgba(0,255,0,0.2);     /* light green transparent background */
  color: #fff;                        /* white text */
  text-decoration: none;
  transition: 0.3s ease, transform 0.2s;
}

#enter-btn:hover {
  background: rgba(0,255,0,0.4);     /* darker green on hover */
  transform: scale(1.05);
}