* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: 'DM Sans', sans-serif;
    background: #ffffff;
    color: #000000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    text-align: center;
    padding: 20px;
  }
  
  header {
    margin-bottom: 40px;
  }
  
  .logo {
    max-width: 300px;
    height: auto;
    margin-bottom: 50px;
    display: block;
    margin-left: auto;
    margin-right: auto;
  }
  
  
  .subtitle {
    font-size: 0.9rem;
    letter-spacing: 2px;
    margin-top: 5px;
  }
  
  .headline {
    font-size: 1.5rem;
    margin-bottom: 10px;
    letter-spacing: 2px;
    color: #aaa;
  }
  
  .sub {
    margin-bottom: 20px;
    color: #777;
    font-size: 0.95rem;
  }
  
  input {
    width: 100%;
    max-width: 300px;
    padding: 12px;
    margin: 10px auto;
    font-size: 1rem;
    border: 1px solid #444;
    border-radius: 4px;
    background-color: #111;
    color: white;
  }
  
  button {
    width: 100%;
    max-width: 300px;
    padding: 12px;
    background-color: white;
    color: black;
    font-weight: bold;
    border: none;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.3s ease;
    margin-top: 10px;
  }
  
  button:hover {
    background-color: #ffffff;
  }
  
  .hidden {
    display: none;
    margin-top: 20px;
    color: #86efac;
  }
  .fade-in {
    opacity: 0;
    animation: fadeIn ease 2s forwards;
  }
  
  @keyframes fadeIn {
    0% {
      opacity: 0;
      transform: translateY(10px);
    }
    100% {
      opacity: 1;
      transform: translateY(0px);
    }
  }
  .fade-out {
    animation: fadeOut ease 1s forwards;
  }
  
  @keyframes fadeOut {
    from {
      opacity: 1;
      transform: translateY(0);
    }
    to {
      opacity: 0;
      transform: translateY(-10px);
    }
  }