/* Popup Overlay */
.popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  animation: fadeIn 0.3s ease;
}

/* Popup Box */
.popup-box {
  position: relative;
  padding: 25px 30px;
  border-radius: 12px;
  width: 90%;
  max-width: 420px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
  animation: popup-zoom 0.3s ease;
  text-align: center;
  background: rgb(255, 255, 255, 0.85);
  margin: 100px auto;
}

.popup-box h2 {
  color: var(--primary-color);
  margin-bottom: 1rem;
  font-size: 1.5rem;
  text-align: center;
}

/* Close Button */
.close-btns {
  position: absolute;
  top: -10px;
  right: 16px;
  font-size: 48px;
  cursor: pointer;
  color: #2c3e50;
  transition: 0.2s;
}
.close-btn:hover {
  color: #e74c3c;
}

/* Form Styling */
.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.3rem;
  color: #333;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 0.6rem 0.8rem;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 1rem;
  outline: none;
  transition: 0.3s;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 5px rgba(92, 184, 92, 0.3);
}

/* Submit Button */
.submit-btn {
  background: var(--primary-color);
  color: #fff;
  border: none;
  width: 100%;
  padding: 0.8rem;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
  font-size: 1rem;
  margin-top: 20px;
  transition: background 0.3s;
}

.submit-btn:hover {
  background: #4cae4c;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.payment-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 20px 0;
}
.qr{
    width: 100px;
}

.back-btn {
  background: #555;
  color: #fff;
  border: none;
  padding: 0.6rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  margin-top: 10px;
}

.back-btn:hover {
  background: #333;
}
.qr {
  display: block;
  margin: 20px auto;
  width: 180px;
  height: 180px;
  border-radius: 10px;
}

.upload-section {
  margin-top: 15px;
  text-align: center;
}

.upload-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

#paymentProof {
  display: block;
  margin: 0 auto;
  padding: 6px;
  border: 1px solid #ccc;
  border-radius: 8px;
}
.submit-btn:disabled {
  background: #ccc;
  cursor: not-allowed;
  opacity: 0.7;
}



/* ---------- Mobile Responsive Styles ---------- */
@media (max-width: 768px) {
  /* Popup Overlay */
  .popup-overlay {
    align-items: flex-start;
    padding-top: 60px;
  }

  /* Popup Box */
  .popup-box {
    width: 95%;
    max-width: 350px;
    padding: 20px;
    margin: 80px auto;
    font-size: 0.95rem;
  }

  .popup-box h2 {
    font-size: 1.3rem;
    margin-top: 1rem;
  }

  /* Close Button */
  .close-btns {
    font-size: 36px;
    top: -5px;
    right: 10px;
  }

  /* Form Group */
  .form-group label {
    font-size: 0.9rem;
  }

  .form-group input,
  .form-group select {
    font-size: 0.95rem;
    padding: 0.5rem 0.7rem;
  }

  /* Submit & Back Buttons */
  .submit-btn,
  .back-btn {
    font-size: 0.95rem;
    padding: 0.7rem;
    border-radius: 8px;
  }

  /* QR and Upload Sections */
  .qr {
    width: 140px;
    height: 140px;
  }

  .upload-section {
    margin-top: 12px;
  }

  .upload-label {
    font-size: 0.9rem;
  }

  #paymentProof {
    width: 90%;
    font-size: 0.9rem;
  }

  /* Payment Options */
  .payment-options {
    gap: 8px;
    margin: 15px 0;
  }
}

/* ---------- Extra Small Devices (max-width: 480px) ---------- */
@media (max-width: 480px) {
  .popup-box {
    width: 90%;
    max-width: 300px;
    padding: 18px;
    margin: 60px auto;
  }

  .popup-box h2 {
    font-size: 1.2rem;
  }

  .qr {
    width: 120px;
    height: 120px;
  }

  .submit-btn,
  .back-btn {
    font-size: 0.9rem;
    padding: 0.6rem;
  }
}