* {
    margin: 0; padding: 0; box-sizing: border-box;
    font-family: 'Segoe UI', Arial, sans-serif;
  }
  body {
    background: #eef1f7;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
  }
  .container {
    background: #fff;
    max-width: 480px;
    width: 100%;
    padding: 35px 30px;
    border-radius: 18px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, .15);
    animation: fadeIn .6s ease;
  }
  @keyframes fadeIn {
    from {opacity: 0; transform: translateY(20px);}
    to {opacity: 1; transform: translateY(0);}
  }

  /* Trust Banner */
  .trust-banner {
    background: linear-gradient(90deg,#0d6efd,#3b8bff);
    padding: 14px 18px;
    border-radius: 12px;
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 22px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, .15);
    animation: slideIn .6s ease;
  }
  @keyframes slideIn {
    from {opacity: 0; transform: translateY(-8px);}
    to {opacity: 1; transform: translateY(0);}
  }

  h2 {
    text-align: center;
    font-weight: 700;
    margin-bottom: 8px;
    color: #0d6efd;
  }
  p.subtitle {
    text-align: center;
    color: #555;
    margin-bottom: 22px;
    font-size: 14.5px;
  }
  h3 {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
  }

  .input {
    padding: 12px 14px;
    border: 1px solid #d8dbe3;
    border-radius: 10px;
    font-size: 15px;
    width: 100%;
    background: #f9f9fb;
    transition: .2s;
  }
  .input:focus {
    border-color: #0d6efd;
    background: #fff;
    box-shadow: 0 0 0 3px rgba(13, 110, 253, .15);
    outline: none;
  }

  .inline {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
  }

  .btn {
    padding: 12px;
    border: none;
    background: #0d6efd;
    color: #fff;
    border-radius: 10px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: .2s;
    flex-shrink: 0;
  }
  .btn:hover {
    background: #0055d4;
  }

  .hidden {
    display: none;
  }

  .verified {
    padding: 12px;
    background: #eaffea;
    border-left: 5px solid #16c040;
    margin-bottom: 18px;
    border-radius: 8px;
    font-weight: 600;
    color: #0e7f1a;
  }

  .timer {
    margin-top: 6px;
    color: #444;
    font-size: 14px;
  }
  .resend {
    color: #0d6efd;
    cursor: pointer;
    font-weight: 600;
  }

  /* Responsive tweaks */
  @media (max-width: 480px) {
    .inline {
      flex-direction: column;
    }
    .btn {
      width: 100%;
    }
  }

  /* Additional spacing for form elements */
  #email_row, #otp_row {
    margin-bottom: 15px;
  }
  #otp_row .inline {
    align-items: center;
  }
  form#reg_form > .inline {
    margin-top: 12px;
  }
  form#reg_form > div:not(.inline) {
    margin-top: 12px;
  }

  /* Footer */
  .footer-notes {
    margin-top: 25px;
    text-align: center;
    font-size: 12.5px;
    color: #666;
  }
  .footer-notes span {
    color: #0d6efd;
    cursor: pointer;
  }