:root {
    --primary-text: #ffffff;
    --accent-color: rgba(255, 132, 45, 0.897);
    --button-bg: rgba(211, 211, 211, 0.6);
    --button-hover-bg: rgba(192, 192, 192, 0.6);
    --panel-bg: rgba(0, 0, 0, 0.4);
    --transition-speed: 0.3s;
  }
  
  * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  
  body {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    height: 100vh;
    font-family: 'Arial', sans-serif;
    background: url('main.webp') no-repeat center center fixed;
    background-size: cover;
    overflow-x: hidden;
  }
  
  .button-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 20px;
    position: relative;
    z-index: 10;
  }
  
  .menu-toggle {
    display: none; 
    padding: 15px 30px;
    background: var(--button-bg);
    color: var(--primary-text);
    border: none;
    border-radius: 10px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    margin-bottom: 10px;
    backdrop-filter: blur(10px);
    transition: background-color var(--transition-speed), transform var(--transition-speed);
  }
  
  .menu-toggle:hover,
  .menu-toggle:focus {
    background: var(--button-hover-bg);
    transform: scale(1.05);
    outline: none;
  }
  
  .nav-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .nav-button {
    display: inline-block;
    margin: 15px;
    padding: 25px 50px;
    text-decoration: none;
    color: var(--primary-text);
    background: var(--button-bg);
    border-radius: 10px;
    font-size: 18px;
    font-weight: bold;
    transition: background-color var(--transition-speed), transform var(--transition-speed);
    backdrop-filter: blur(10px);
  }
  
  .nav-button:hover, 
  .nav-button:focus {
    background: var(--button-hover-bg);
    transform: scale(1.05);
    outline: none;
  }
  
  .center-message {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--accent-color);
    font-size: 18px;
    text-align: center;
    background: var(--panel-bg);
    padding: 80px 100px;
    border-radius: 8px;
    backdrop-filter: blur(5px);
  }
  
  .center-message p {
    margin: 10px 0;
  }
  
  .ICP {
    position: absolute;
    bottom: 10px;
    width: 100%;
    color: var(--primary-text);
    font-size: 14px;
    text-align: center;
  }
  
  .ICP a {
    color: var(--primary-text);
    text-decoration: none;
    font-weight: normal;
  }
  
  @media (max-width: 768px) {
    .menu-toggle {
      display: block;
    }
    
    .nav-buttons {
      display: none; 
      flex-direction: column;
      width: 100%;
    }
    
    .nav-buttons.show {
      display: flex;
      animation: fadeIn 0.3s;
    }
    
    .nav-button {
      margin: 5px;
      padding: 15px 30px;
      width: 80%;
      text-align: center;
      font-size: 16px;
    }
    
    .center-message {
      padding: 40px 30px;
      font-size: 16px;
      width: 90%;
      max-width: 350px;
    }
  }
  
  @keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
  }