body {
  margin: 0;
  font-family: Arial;
  background: #0b0f14;
  color: white;
}

.topbar {
  display: flex;
  justify-content: space-between;
  padding: 10px;
  background: #111;
}

.logo {
  font-weight: bold;
}

.balance {
  background: #1f8f6a;
  padding: 5px 10px;
  border-radius: 5px;
}

.banner {
  background: radial-gradient(circle, gold, orange);
  padding: 40px;
  text-align: center;
}

.menu {
  display: flex;
  gap: 10px;
  padding: 10px;
}

.menu-item {
  background: #222;
  padding: 10px;
  border-radius: 10px;
}

.menu-item.active {
  background: #1f8f6a;
}

.games {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 10px;
}

.game-card {
  padding: 40px;
  border-radius: 10px;
  text-align: center;
  font-weight: bold;
}

.red { background: #b30000; }
.gold { background: goldenrod; }
.green { background: #006b3c; }

.bottom-nav {
  position: fixed;
  bottom: 0;
  width: 100%;
  background: #111;
  display: flex;
  justify-content: space-around;
  padding: 10px;
}