#ctaw-root {
  max-width: 460px;
  margin: 0 auto;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
#ctaw-root .ctaw-card {
  background: #fff;
  border: 1px solid #e3e3e3;
  border-radius: 12px;
  padding: 28px 24px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}
#ctaw-root .ctaw-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 10px;
}
#ctaw-root .ctaw-row {
  display: flex;
  gap: 10px;
}
#ctaw-root .ctaw-input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 12px 14px;
  border: 1px solid #d1d3d6;
  border-radius: 8px;
  font-size: 15px;
  color: #1a1a1a;
  transition: border-color 0.15s ease;
}
#ctaw-root .ctaw-input:focus {
  outline: none;
  border-color: #1a1a1a;
}
#ctaw-root .ctaw-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 20px;
  border: none;
  border-radius: 8px;
  background: #1a1a1a;
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: opacity 0.15s ease;
}
#ctaw-root .ctaw-btn:hover {
  opacity: 0.88;
}
#ctaw-root .ctaw-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}
#ctaw-root .ctaw-spinner {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: ctaw-spin 0.7s linear infinite;
}
@keyframes ctaw-spin {
  to {
    transform: rotate(360deg);
  }
}
#ctaw-root .ctaw-result {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.5;
}
#ctaw-root .ctaw-result[data-state="success"] {
  background: #ecf7ee;
  color: #1a5c2a;
  border: 1px solid #cdeed3;
}
#ctaw-root .ctaw-result[data-state="redeemed"] {
  background: #fdf3e3;
  color: #8a5b00;
  border: 1px solid #f6e2b8;
}
#ctaw-root .ctaw-result[data-state="error"] {
  background: #fbeceb;
  color: #a3231c;
  border: 1px solid #f5cfcc;
}
@media (max-width: 420px) {
  #ctaw-root .ctaw-row {
    flex-direction: column;
  }
  #ctaw-root .ctaw-btn {
    padding: 12px;
  }
}