* {
      box-sizing: border-box;
    }

    body {
      margin: 0;
      padding: 0;
      font-family: 'Lato', sans-serif;
      background: #f5f7fa;
      display: flex;
      justify-content: center;
      align-items: center;
      min-height: 100vh;
    }

    .email-container {
      background: #fff;
      width: 100%;
      max-width: 500px;
      padding: 2rem;
      border-radius: 8px;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
      text-align: center;
    }

    .logo h1 {
      margin: 0 0 1rem;
      font-size: 1.5rem;
    }

    .logo a {
      text-decoration: none;
      color: #30e3ca;
      font-weight: 700;
    }

    .hero img {
      max-width: 150px;
      margin: 1rem auto;
    }

    h3 {
      font-weight: 500;
      color: #333;
      margin: 1rem 0;
    }

    input[type="text"] {
      width: 100%;
      padding: 0.75rem;
      margin-top: 1rem;
      border: 1px solid #ccc;
      border-radius: 5px;
      font-size: 1rem;
    }

    button {
      margin-top: 1rem;
      padding: 0.75rem 1.5rem;
      background-color: #30e3ca;
      border: none;
      border-radius: 5px;
      color: #fff;
      font-size: 1rem;
      font-weight: 600;
      cursor: pointer;
      transition: background-color 0.3s;
    }

    button:hover {
      background-color: #25b6a4;
    }

    #demo {
      margin-top: 1.5rem;
      font-size: 1rem;
      font-weight: 500;
    }

    @media (max-width: 600px) {
      .email-container {
        padding: 1.5rem 1rem;
      }

      .hero img {
        max-width: 120px;
      }
    }

    input[type="text"] {
      width: 100%;
      padding: 0.75rem;
      margin-top: 1rem;
      border: 1px solid #ccc;
      border-radius: 5px;
      font-size: 1rem;
      text-align: center;
      /* ⬅️ ini yang bikin teks di tengah */
    }