body {
      font-family: 'Poppins', sans-serif;
      background: linear-gradient(135deg, #0f0f0f, #1c1c1c);
      height: 100vh;
      display: flex;
      justify-content: center;
      align-items: center;
      margin: 0;
      color: #f5f5f5;
    }

  
    .container {
      background: #1e1e1e;
      padding: 40px 30px;
      border-radius: 20px;
      box-shadow: 0 8px 25px rgba(0,0,0,0.6);
      width: 100%;
      max-width: 380px;
      text-align: center;
      transition: all 0.3s ease-in-out;
      position: relative;
      overflow: hidden;
    }

    
    form {
      display: none;
      animation: fadeIn 0.5s ease;
    }

    form.active {
      display: block;
    }

    
    .container h2 {
      margin-bottom: 20px;
      font-size: 22px;
      color: #FFD700;
      font-weight: 600;
    }

    
    .container input {
      width: 100%;
      padding: 12px 15px;
      margin: 10px 0;
      border: none;
      border-radius: 8px;
      outline: none;
      background: #2c2c2c;
      color: #fff;
      font-size: 14px;
      transition: 0.3s;
    }

    .container input:focus {
      background: #333;
      border: 1px solid #FFD700;
    }


    button {
      width: 100%;
      padding: 12px;
      margin-top: 15px;
      border: none;
      border-radius: 8px;
      background: #FFD700;
      color: #1c1c1c;
      font-weight: bold;
      font-size: 15px;
      cursor: pointer;
      transition: 0.3s;
    }

    button:hover {
      background: #e6c200;
    }


    p {
      margin-top: 15px;
      font-size: 13px;
    }

    p a {
      color: #FFD700;
      text-decoration: none;
      font-weight: 500;
      cursor: pointer;
    }

    p a:hover {
      text-decoration: underline;
    }

  
    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(20px); }
      to { opacity: 1; transform: translateY(0); }
    }

    
    @media (max-width: 480px) {
      .container {
        padding: 25px 20px;
        max-width: 90%;
      }

      .container h2 {
        font-size: 18px;
      }

      .container input, button {
        font-size: 13px;
        padding: 10px;
      }
    }