.share-popup {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.6);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 99999;
}

.share-box {
  background: #fff;
  padding: 20px;
  width: 90%;
  max-width: 320px;
  border-radius: 14px;
  text-align: center;
  animation: fadeIn 0.25s ease-out;
}

.share-box h3 {
  margin-bottom: 15px;
  font-size: 18px;
  color: #333;
}

.share-btn {
  display: block;
  width: 100%;
  margin: 6px 0;
  padding: 10px;
  background: #f3f3f3;
  border-radius: 8px;
  text-decoration: none;
  color: #222;
  font-size: 15px;
  cursor: pointer;
  border: 1px solid #ddd;
}

.share-btn:hover {
  background: #eaeaea;
}

.close-btn {
  margin-top: 12px;
  width: 100%;
  padding: 10px;
  background: #444;
  color: #fff;
  border-radius: 8px;
  border: none;
  font-size: 15px;
  cursor: pointer;
}

@keyframes fadeIn {
  from { transform: scale(0.9); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}