body {
  margin: 0;
  padding: 0;
  background: linear-gradient(to bottom, #000000, #003300);
  color: #d4ffb2;
  font-family: 'Courier New', Courier, monospace;
  overflow-x: hidden;
}

.header {
  text-align: center;
  padding: 20px;
}

.logo-text {
  font-size: 2.5rem;
  color: #aaff00;
  text-shadow: 0 0 10px #00ff00, 0 0 20px #55ff55;
}

.main {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
}

.stream-frame {
  position: relative;
  width: 100%;
  max-width: 800px;
  aspect-ratio: 16/9;
  border: 4px solid #aaff00;
  border-radius: 12px;
  background: #000;
  margin: 20px auto;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 25px rgba(170, 255, 0, 0.3);
}

.stream-placeholder {
  text-align: center;
  color: #aaff00;
}

.play-icon {
  font-size: 4rem;
  opacity: 0.8;
}

.stream-text {
  margin-top: 15px;
  font-size: 1.1rem;
  animation: blink 1.5s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.countdown #timer {
  font-size: 2rem;
  font-weight: bold;
  margin: 10px 0;
  color: #ffea00;
}

.rules, .description, .challenge, .highrisk {
  margin: 30px 0;
  text-align: left;
}

.rules h2, .challenge h2, .highrisk h2, .countdown h2 {
  color: #ffea00;
}

ul {
  list-style: none;
  padding: 0;
}

ul li {
  margin: 10px 0;
}

#falling {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
  z-index: 999;
}

.icon {
  position: absolute;
  width: 32px;
  height: 32px;
  user-select: none;
  animation: fall linear infinite;
  opacity: 0.8;
}

@keyframes fall {
  0% { transform: translateY(-100px) rotate(0deg); opacity: 1; }
  100% { transform: translateY(110vh) rotate(360deg); opacity: 0.7; }
}