.popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
}

.popup-form {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: #fff;
  padding: 24px;
  border-radius: 8px;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.3);
  z-index: 1000;
  border: 2px solid #333;
  width: 300px;
  max-width: 90%;
}

.popup-form h2 {
  margin-top: 0;
}

.popup-form label {
  display: block;
  margin: 12px 0 4px;
}

.popup-form input {
  width: 100%;
  padding: 6px;
  margin-bottom: 8px;
  box-sizing: border-box;
}

.popup-form button {
  margin-right: 8px;
  padding: 8px 12px;
  cursor: pointer;
}