/* Reset and base styles */
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    body {
      font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
      height: 100vh;
      display: flex;
      justify-content: center;
      align-items: center;
      /* Animated gradient background to make the glass effect pop */
      background: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab);
      background-size: 400% 400%;
      animation: gradientBG 15s ease infinite;
      color: #ffffff;
    }

    @keyframes gradientBG {
      0% {
        background-position: 0% 50%;
      }

      50% {
        background-position: 100% 50%;
      }

      100% {
        background-position: 0% 50%;
      }
    }

    /* Glassmorphism Container */
    .glass-card {
      width: 100%;
      max-width: 400px;
      padding: 40px 30px;
      border-radius: 20px;

      /* The Glass Effect */
      background: rgba(255, 255, 255, 0.1);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      /* Safari support */
      border: 1px solid rgba(255, 255, 255, 0.3);
      box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.2);

      text-align: center;
    }

    .glass-card h1 {
      font-size: 1.8rem;
      margin-bottom: 10px;
      font-weight: 600;
      text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }

    .glass-card p {
      font-size: 0.95rem;
      margin-bottom: 30px;
      color: rgba(255, 255, 255, 0.9);
    }

    /* Form Elements */
    form {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }

    /* Manual adjustment configuration */
    altcha-widget {
      display: block;
      /* Ensures margin: 0 auto works properly */
      width: 75%;
      /* Adjust this percentage to make it manually wider or narrower */
      max-width: 500px;
      /* Prevents the widget from expanding too far on wide screens */
      margin: 0 auto;
      /* Centers the manually sized box inside the card */

      /* Adds a subtle glow behind the widget to separate it from the glass */
      filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.1));
    }

    /* Glassy Submit Button */
    button {
      padding: 14px 20px;
      font-size: 1rem;
      font-weight: 600;
      color: #ffffff;
      background: rgba(255, 255, 255, 0.15);
      border: 1px solid rgba(255, 255, 255, 0.4);
      border-radius: 10px;
      cursor: pointer;
      transition: all 0.3s ease;
      backdrop-filter: blur(5px);
    }

    button:hover {
      background: rgba(255, 255, 255, 0.3);
      transform: translateY(-2px);
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    }

    button:active {
      transform: translateY(0);
    }

    /* Glassy Error Message Banner */
    .error-message {
      background: rgba(220, 53, 69, 0.25);
      border: 1px solid rgba(255, 99, 132, 0.5);
      color: #ffffff;
      padding: 10px 15px;
      border-radius: 10px;
      font-size: 0.9rem;
      font-weight: 500;
      margin-bottom: 20px;
      backdrop-filter: blur(5px);
      -webkit-backdrop-filter: blur(5px);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
      animation: fadeIn 0.3s ease-in-out;
    }

    @keyframes fadeIn {
      from {
        opacity: 0;
        transform: translateY(-5px);
      }

      to {
        opacity: 1;
        transform: translateY(0);
      }
    }