#menu-screen, #career-screen, #contracts-screen, #settings-screen {
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: radial-gradient(ellipse at center, #0a1525 0%, #050510 100%);
}
#menu-screen h1 {
  font-size: 48px;
  color: #00ffcc;
  text-shadow: 0 0 30px #00ffcc;
  margin-bottom: 10px;
}
#menu-screen .subtitle {
  font-size: 16px;
  color: #5a8a9a;
  margin-bottom: 50px;
}
.menu-btn {
  width: 280px;
  padding: 15px 30px;
  margin: 10px;
  font-size: 18px;
  font-family: inherit;
  background: linear-gradient(135deg, #0d1f30 0%, #1a3040 100%);
  color: #00ccff;
  border: 1px solid #00ccff;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s;
}
.menu-btn:hover {
  background: #00ccff;
  color: #000;
  box-shadow: 0 0 20px #00ccff;
}
.menu-btn.secondary {
  background: transparent;
  border-color: #3a5a6a;
  color: #5a8a9a;
}
.menu-btn.secondary:hover {
  border-color: #00ccff;
  color: #00ccff;
  background: rgba(0,204,255,0.1);
}