/* Apply global styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Body styling */
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(to right, #000000, #00aaff); /* Black to Blue gradient */
  color: white;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  overflow: hidden;
}

/* Styling for the app container */
#app {
  width: 80%;
  max-width: 900px;
  background-color: rgba(0, 0, 0, 0.7);
  padding: 20px;
  border-radius: 15px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
}

/* General screen styling */
.screen {
  display: none;
}

.screen.active {
  display: block;
}

/* Heading styles */
h1, h2, h3 {
  color: #ffffff;
  text-align: center;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

h2 {
  font-size: 2rem;
  margin-bottom: 10px;
}

h3 {
  font-size: 1.5rem;
  margin: 20px 0;
}

/* Button styles */
button {
  background-color: #00aaff;
  color: white;
  font-size: 1rem;
  border: none;
  padding: 10px 20px;
  margin: 10px 0;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s;
}

button:hover {
  background-color: #0077cc;
}

/* Input styles */
input[type="text"],
input[type="number"],
input[type="file"],
select {
  width: 100%;
  padding: 10px;
  margin: 10px 0;
  border-radius: 5px;
  border: 1px solid #333;
  background-color: #222;
  color: white;
  font-size: 1rem;
}

/* Main menu styling */
#main-menu {
  text-align: center;
}

#xp-bar {
  width: 100%;
  height: 20px;
  background-color: #333;
  border-radius: 10px;
  margin: 10px 0;
}

#xp-progress {
  height: 100%;
  background-color: #00aaff;
  border-radius: 10px;
  width: 0;
  transition: width 0.5s;
}

/* Game screens styling */
#blackjack, #slots, #roulette, #crash, #horse, #war, #coinflip, #keno, #stats {
  margin-top: 20px;
}

.hidden {
  display: none;
}

/* Stats screen */
#stats p {
  font-size: 1.2rem;
}

/* Adjustments for mobile */
@media (max-width: 768px) {
  body {
    flex-direction: column;
    padding: 20px;
  }

  #app {
    width: 100%;
    max-width: none;
  }

  h1, h2, h3 {
    font-size: 1.5rem;
  }

  button {
    font-size: 0.9rem;
    padding: 8px 16px;
  }
}