body {
      font-family: "Noto Sans KR", sans-serif;
      text-align: center;
      background: #f7fafc;
    }

    .nonpay-btn {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      padding: 16px 30px;
      background: #147FA3;
      color: #fff;
      font-size: 16px;
      font-weight: 600;
      text-decoration: none;
      border-radius: 8px;
      border: 1px solid #147FA3;
      transition: 0.25s ease;
    }

    .nonpay-btn:hover {
      background: #0D6E91;
      box-shadow: 0 5px 14px #147FA333;
      transform: translateY(-2px);
    }

    .nonpay-btn:focus-visible {
      outline: 3px solid #80D4F0;
      outline-offset: 3px;
    }

    .btn-icon {
      font-size: 20px;
    }

    .btn-arrow {
      font-size: 18px;
    }