body {
  font-family: sans-serif;
  margin: 20px;
}

nav {
  margin-bottom: 20px;
}

.view.hidden {
  display: none;
}

#meetupList {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.meetup-card {
  border: 1px solid #ccc;
  padding: 10px;
  border-radius: 8px;
}

button {
  margin-top: 10px;
  padding: 5px 10px;
}

/* Popup Styles */
.popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.popup-overlay.hidden {
  display: none;
}

.popup-content {
  background: white;
  padding: 20px;
  border-radius: 10px;
  max-width: 400px;
  width: 90%;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.popup-content h2 {
  margin: 0 0 10px 0;
  color: #333;
}

.invite-options {
  margin: 20px 0;
}

.person-option {
  display: flex;
  align-items: center;
  padding: 10px;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 10px;
  cursor: pointer;
  transition: background-color 0.2s;
}

.person-option:hover {
  background-color: #f5f5f5;
}

.person-option.selected {
  background-color: #e3f2fd;
  border-color: #2196f3;
}

.person-option img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  margin-right: 15px;
}

.person-info {
  flex: 1;
}

.person-info h3 {
  margin: 0 0 5px 0;
  font-size: 16px;
  color: #333;
}

.person-info p {
  margin: 0;
  font-size: 14px;
  color: #666;
}

.person-option input[type="checkbox"] {
  margin-left: 10px;
}

.popup-buttons {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 20px;
}

.btn-primary {
  background-color: #2196f3;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 5px;
  cursor: pointer;
}

.btn-primary:hover {
  background-color: #1976d2;
}

.btn-secondary {
  background-color: #f5f5f5;
  color: #333;
  border: 1px solid #ccc;
  padding: 10px 20px;
  border-radius: 5px;
  cursor: pointer;
}

.btn-secondary:hover {
  background-color: #e0e0e0;
}