.share-dialog {
  width: min(480px, calc(100vw - 24px)); max-height: calc(100dvh - 32px);
  margin: auto; padding: 26px; border: 1px solid var(--input-border);
  border-radius: 16px; background: var(--bg); color: var(--text);
  overflow: auto; overscroll-behavior: contain; font: inherit;
  scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
}
.share-dialog::backdrop { background: rgba(4, 11, 23, .64); }
.share-heading { display: flex; align-items: start; gap: 16px; justify-content: space-between; margin-bottom: 24px; }
.share-heading h2 { font-size: 1.3rem; line-height: 1.3; letter-spacing: -.02em; margin: 0; }
.share-close { flex: none; min-height: 44px; padding: 6px 8px; margin-top: -8px; background: transparent; border: 0; color: var(--accent); font: inherit; cursor: pointer; }
.share-title { font-size: 1.05rem; font-weight: 650; overflow-wrap: anywhere; }
.share-summary { margin-top: 4px; color: var(--text-secondary); font-size: .9rem; overflow-wrap: anywhere; }
.share-choices { display: grid; gap: 8px; margin: 22px 0 16px; }
.share-option { display: flex; align-items: center; min-height: 48px; width: 100%; padding: 10px 16px; border: 1px solid var(--input-border); border-radius: 8px; color: var(--text); background: var(--surface); text-align: left; font: inherit; font-weight: 550; cursor: pointer; text-decoration: none; }
.share-option:hover { background: var(--surface-hover); color: var(--text); }
.share-option:disabled { opacity: .55; cursor: wait; }
.share-option[hidden], .share-summary[hidden] { display: none; }
.share-help, .share-disclosure, .share-details p { color: var(--text-secondary); font-size: .82rem; line-height: 1.55; }
.share-details { margin-top: 22px; }
.share-details summary { display: list-item; cursor: pointer; color: var(--accent); min-height: 44px; padding: 10px 0; }
.share-details label { display: block; font-size: .85rem; margin: 10px 0 6px; }
.share-details textarea { display: block; width: 100%; min-width: 0; padding: 10px; resize: vertical; border: 1px solid var(--input-border); border-radius: 6px; background: var(--input-bg); color: var(--text); font: inherit; font-size: .8rem; overflow-wrap: anywhere; caret-color: var(--accent); }
.share-open { display: inline-flex; align-items: center; min-height: 44px; text-decoration: underline; text-underline-offset: 3px; }
.share-disclosure { margin-top: 18px; }
.share-status { min-height: 1.55em; margin-top: 14px; font-size: .85rem; color: var(--text); }
.share-dialog :focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
@media (max-width: 480px) {
  .share-dialog { padding: 20px; max-height: calc(100dvh - 24px); }
  .share-heading { gap: 10px; }
  .share-heading h2 { font-size: 1.15rem; }
  .share-close { font-size: .85rem; }
}