* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      font-family: 'Poppins', sans-serif;
    }

    body {
      background: linear-gradient(135deg, #9f71d4, #033130);
      height: 100vh;
      display: flex;
      justify-content: center;
      align-items: center;
    }

    .login-container {
      width: 380px;
      background: #fff;
      padding: 30px;
      border-radius: 15px;
      box-shadow: 0 0 20px rgba(0, 0, 0, 0.15);
      animation: fadeIn 0.7s ease-in-out;
    }

    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(10px); }
      to { opacity: 1; transform: translateY(0); }
    }

    .login-container h2 {
      text-align: center;
      margin-bottom: 20px;
      color: #333;
      font-weight: 600;
    }

    .input-box {
      position: relative;
      margin-bottom: 20px;
    }

    .input-box input {
      width: 100%;
      padding: 12px 40px;
      border-radius: 8px;
      border: 1px solid #aaa;
      outline: none;
      font-size: 16px;
      transition: 0.3s;
    }

    .input-box input:focus {
      border-color: #4e54c8;
    }

    .input-box i {
      position: absolute;
      top: 50%;
      left: 12px;
      transform: translateY(-50%);
      color: #666;
      font-size: 18px;
    }

    .login-btn {
      width: 100%;
      padding: 12px;
      background: #4e54c8;
      border: none;
      color: white;
      font-size: 17px;
      border-radius: 8px;
      cursor: pointer;
      transition: 0.3s;
      margin-top: 10px;
    }

    .login-btn:hover {
      background: #3b40a0;
    }

    .signup-link {
      text-align: center;
      margin-top: 15px;
      color: #333;
    }

    .signup-link a {
      color: #4e54c8;
      font-weight: 500;
      text-decoration: none;
    }

    .signup-link a:hover {
      text-decoration: underline;
    }