/* === M-PESA Pay Button === */
#mpesa-pay-btn {
  display: inline-block;
  background-color: #34b233; /* Safaricom green */
  color: #fff;
  font-weight: 600;
  font-size: 16px;
  border: none;
  border-radius: 8px;
  padding: 12px 25px;
  cursor: pointer;
  transition: background-color 0.25s ease, transform 0.1s ease;
  box-shadow: 0 2px 4px rgba(0,0,0,0.15);
}

#mpesa-pay-btn:hover {
  background-color: #2e9e2e;
  transform: scale(1.03);
}

#mpesa-pay-btn:disabled {
  background-color: #ccc;
  cursor: not-allowed;
}

.loading-spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 3px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-left: 8px;
  vertical-align: middle;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* === Status Messages === */
.final_success {
  color: green !important;
  font-size: 20px !important;
  padding: 5px 10px;
}

.waiting_success {
  color: orange !important;
  font-size: 20px !important;
  padding: 5px 10px;
}

.error {
  color: red !important;
  font-size: 20px !important;
  padding: 5px 10px;
}

/* === Buttons container === */
#pay_btn, #complete_btn {
  margin: 10px;
}