body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(120deg, #25ccf7, #ff4465);
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .signup-container {
    background: #fff;
    padding: 2.5rem 2rem;
    border-radius: 15px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
  }
  
  .signup-form h2 {
    text-align: center;
    color: #211640;
    margin-bottom: 1.5rem;
  }
  
  .input-group {
    position: relative;
    margin-bottom: 1.2rem;
  }
  
  .input-group i {
    position: absolute;
    top: 50%;
    left: 12px;
    transform: translateY(-50%);
    color: #888;
  }
  
  .input-group input {
    width: 100%;
    padding: 12px 12px 12px 38px;
    border-radius: 8px;
    border: 1px solid #ddd;
    outline: none;
  }
  
  .input-group input:focus {
    border-color: #25ccf7;
  }
  
  .btn {
    width: 100%;
    background-color: #211640;
    color: #fff;
    padding: 12px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    transition: 0.3s ease;
  }
  
  .btn:hover {
    background-color: #ff4465;
  }
  
  .login-link {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.9rem;
  }
  
  .login-link a {
    color: #25ccf7;
    text-decoration: none;
  }
  