* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  background: #05333b;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}
canvas {
  border: 3px solid #000000;
  background: #000000;
}

#startScreen {
  position: absolute;
  width: 100%;
  height:100%;
  background: linear-gradient(#000000, #282829);
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
z-index: 10;
color: antiquewhite;
font-family: 'Courier New', Courier, monospace;
}

#startScreen h1 {
  font-size: 48px;
  margin-bottom: 20px;
}

#playButton {
  font-size: 24px;
  padding: 15px 40px;
  border: 2px solid #00ffff;
  border-radius: 12px;
  background: linear-gradient(145deg, #012a2a, #014d4e);
  color: #00ffff;
  box-shadow: 0 0 15px #00ffff70, 0 0 40px #00ffff30 inset;
  text-transform: uppercase;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: 'Courier New', Courier, monospace;
  font-weight: bold;
}

#playButton:hover {
  background: #00ffff;
  color: #014d4e;
  box-shadow: 0 0 20px #00ffff, 0 0 60px #00ffff inset;
  transform: scale(1.05);
}


/* Ensure full-screen layout */
html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  overflow: hidden;
}

/* Make canvas fill the screen too */


#startScreen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: url("Images/startBackground.png"); 
  background-size: cover;
  background-position: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 10;
}

/* Game logo */
#gameLogo {
  width: 400px;
  margin-bottom: 20px;
}

/* Play button style */
#playButton {
  font-size: 40px;
  padding: 14px 36px;
  background-color: #00f5d4;
  color: #000;
  border: none;
  border-radius: 10px;
  box-shadow: 0 0 10px #00f5d4;
  cursor: pointer;
}


#roundScreen {
  position: absolute;
  top: 0; left: 0;
  width: 100vw;
  height: 100vh;
  background: linear-gradient(to right, #4b636d, #203a43, #2c5364);
  color: rgb(7, 118, 151);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.round-container {
  display: flex;
  align-items: center;
  gap: 20px;
}

.round-node {
  text-align: center;
  width: 120px;
}

.circle {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: #399b9c;
  color: black;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 60px;
  margin: 0 auto 10px auto;
}

.round-node.locked .circle {
  background: #094850;
  color: white;
  cursor: not-allowed;
}

.round-node.unlocked:hover .circle {
  background: #44d3b6;
  cursor: pointer;
}

.wire {
  width: 60px;
  height: 2px;
  background: #ccc;
}