.payment-alert {
      position: fixed;
      bottom: 20px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 9999;
      width: 90%;
      max-width: 900px;
      background: rgba(255, 183, 77, 0.4);
      border: 2px dashed #ff9800;
      border-radius: 1rem;
      padding: 1rem 1.5rem;
      box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
      backdrop-filter: blur(6px);
      -webkit-backdrop-filter: blur(6px);
      cursor: grab;
      user-select: none;
      touch-action: none;
      visibility: hidden;
    }

    .payment-alert.show {
      visibility: visible;
    }

    .payment-title {
      font-weight: bold;
      font-size: 1.1rem;
      color: black;
    }

    .payment-timer {
      font-weight: bold;
      color: #bf360c;
      font-size: 1.2rem;
    }

    .btn-cancel {
      margin-left: 10px;
      white-space: nowrap;
    }

    @media (max-width: 576px) {
      .payment-alert {
        display: block !important;
        
      }

      .btn-pay-now, .btn-cancel {
        width: 100% !important;
        margin-top: 0.5rem;
        margin-left: 0 !important;
      }
    }