#shareBtn,
.shareBtn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border: none;
  border-radius: 8px;
  background: #2563eb;
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.15s ease,
              box-shadow 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}

#shareBtn:hover,
.shareBtn:hover {
  background: #1d4ed8;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

#shareBtn:active,
.shareBtn:active {
  transform: scale(0.97);
}

#shareBtn:focus-visible,
.shareBtn:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.3);
  outline-offset: 2px;
}

#shareBtn svg,
.shareBtn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

@media (max-width: 480px) {
  #shareBtn,
  .shareBtn {
    width: 100%;
    padding: 11px 16px;
    font-size: 14px;
  }
}