#shareBtn {
  padding: 0.45rem 1rem;
  border: 2px solid var(--border);
  border-radius: 999px;
  background: #e3ddff;
  font-size: 0.9rem;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.12s ease, background 0.12s ease;
  color: var(--ink-fixed);
}

#shareBtn:hover { background: var(--purple); color: #fff; transform: translateY(-2px); }