* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #1f1f1f, #2e2e2e);
    color: #fff;
    line-height: 1.6;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 50px 20px;
    min-height: 100vh;
  }
  
  .container {
    background: #111;
    padding: 40px;
    border-radius: 16px;
    max-width: 800px;
    width: 100%;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    text-align: center;
  }
  
  h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    background: linear-gradient(90deg, #00c9ff, #92fe9d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }
  
  .steps {
    text-align: left;
    margin-top: 30px;
  }
  
  .step {
    background: #1f1f1f;
    border-left: 4px solid #00c9ff;
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    transition: background 0.3s ease;
  }
  
  .step:hover {
    background: #2a2a2a;
  }
  
  .step h3 {
    font-size: 1.3rem;
    color: #00c9ff;
    margin-bottom: 10px;
  }
  
  .start-btn {
    margin-top: 30px;
    display: inline-block;
    padding: 12px 24px;
    font-size: 1rem;
    color: white;
    background: linear-gradient(90deg, #00c9ff, #92fe9d);
    border: none;
    border-radius: 30px;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }
  
  .start-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 201, 255, 0.3);
  }
  
  @media (max-width: 600px) {
    h1 {
      font-size: 2rem;
    }
  
    .step h3 {
      font-size: 1.1rem;
    }
  }