.share-menu {
  position: fixed; z-index: 10000; width: 240px; max-width: calc(100vw - 24px);
  padding: 6px; background: #fff; color: #17213b; border: 1px solid #bfc6e0;
  border-radius: 0; box-shadow: 0 8px 28px #17213b24;
}
.share-menu button {
  display: block; width: 100%; min-height: 44px; padding: 10px 14px;
  background: transparent; color: inherit; border: 0; border-radius: 0;
  text-align: start; font: 600 14px/1.4 system-ui, sans-serif; cursor: pointer;
}
.share-menu button:hover, .share-menu button:focus-visible { background: #edf0ff; outline: 2px solid #3546c5; outline-offset: -2px; }
button[data-share] { width: auto; min-width: 44px; min-height: 36px; border-radius: 0; white-space: normal; }