body {
  margin: 0;
  padding: 0;
  background: #000;
  color: #fff;
  font-family: "Courier New", Courier, monospace;
  font-size: 26px;
  overflow: hidden;
}

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

/* Noise Overlay */
.noise {
  position: fixed;
  width: 100%;
  height: 100%;
  background: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR4nGNgYAAAAAMAASsJTYQAAAAASUVORK5CYII=");
  opacity: 0.05;
  z-index: 1;
}

/* Content */
.container {
  position: relative;
  z-index: 2;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.logo {
  max-width: 220px;
  margin-bottom: 30px;
  filter: drop-shadow(0 0 15px rgba(0,255,0,0.7));
}

/* Glow */
.glow {
  text-shadow: rgba(0,255,0,0.7) 3px 3px 20px;
  animation: pulse 2.5s infinite alternate;
}

.soft {
  opacity: 0.8;
}

@keyframes pulse {
  from {
    text-shadow: rgba(0,255,0,0.5) 0 0 10px;
  }
  to {
    text-shadow: rgba(0,255,0,0.9) 0 0 25px;
  }
}

/* Cursor Blink */
.cursor {
  animation: blink 1s infinite;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

/* Countdown */
#countdown {
  font-size: 30px;
  margin: 30px 0;
  letter-spacing: 3px;
}

/* Button */
.enter-button {
  margin-top: 20px;
  padding: 10px 30px;
  border: 1px solid rgba(0,255,0,0.7);
  color: #00ff00;
  text-decoration: none;
  transition: 0.3s;
  text-shadow: rgba(0,255,0,0.7) 0 0 10px;
}

.enter-button:hover {
  background: rgba(0,255,0,0.1);
  box-shadow: 0 0 15px rgba(0,255,0,0.7);
}