* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 6px;
  font-family: Arial, Helvetica, sans-serif;
  background: transparent;
  color: #2b3245;
}

.coupon-widget {
  width: 100%;
  max-width: 420px;
  font-family: Arial, Helvetica, sans-serif;
}

.coupon-widget label {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  color: #2b3245;
}

.coupon-row {
  display: flex;
  align-items: stretch;
  gap: 4px;
}

#codeCoupon {
  flex: 1;
  min-width: 0;
  height: 40px;
  padding: 0 12px;
  border: 1px solid #c8ccd4;
  border-radius: 4px;
  font-size: 14px;
  outline: none;
}

#codeCoupon:focus {
  border-color: #ff6100;
}

#appliquer {
  height: 40px;
  padding: 0 20px;
  border: 0;
  border-radius: 4px;
  background: #ff6100;
  color: white;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

#appliquer:disabled {
  opacity: 0.6;
  cursor: wait;
}

#message {
  margin-top: 10px;
  padding: 8px 10px;
  font-size: 13px;
  font-weight: 400;
  line-height: 1.3;
}

#message.info {
  background: #f2f2f2;
  color: #555;
}

#message.success {
  background: #d8f5e5;
  color: #198754;
}

#message.error {
  background: #fde2e2;
  color: #b42318;
}