.share-card-backdrop { position: fixed; z-index: 200; inset: 0; display: grid; place-items: center; padding: 20px; background: rgba(46, 31, 18, .42); }
.share-card-dialog { position: relative; display: flex; flex-direction: column; width: min(820px, 100%); max-height: min(820px, calc(100dvh - 40px)); overflow: hidden; color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 24px 70px rgba(51, 39, 25, .25); }
.share-card-close { position: absolute; z-index: 1; top: 14px; right: 18px; }
.share-card-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; padding: 18px 22px 14px; border-bottom: 1px solid var(--line); }
.share-card-header h2 { color: var(--ink); font-family: "Zhuque Fangsong", "Songti SC", "STSong", SimSun, serif; font-size: 24px; }
.share-card-header p { margin: 3px 0 0; color: var(--muted); font-size: 12px; }
.share-card-close { flex: 0 0 auto; }
.share-card-body { display: grid; grid-template-columns: minmax(260px, 1fr) minmax(260px, .8fr); gap: 24px; min-height: 0; padding: 22px; overflow: auto; }
.share-card-preview-column { display: flex; flex-direction: column; align-items: center; min-width: 0; }
.share-card-preview-shell { display: flex; align-items: flex-start; justify-content: center; width: 100%; min-height: 300px; max-height: min(64dvh, 620px); overflow-y: auto; padding: 16px; background: var(--paper-deep); border: 1px solid var(--line); border-radius: 12px; }
.share-card-canvas { display: block; width: min(100%, 380px); height: auto; max-height: none; border-radius: 2px; box-shadow: 0 12px 28px rgba(60, 42, 24, .16); }
.share-card-selection { width: 100%; min-height: 20px; margin: 10px 0 0; overflow: hidden; color: var(--muted); font-size: 12px; line-height: 1.6; text-align: center; text-overflow: ellipsis; white-space: nowrap; }
.share-card-controls { display: grid; align-content: center; gap: 14px; min-width: 0; }
.share-card-options { display: grid; gap: 8px; margin: 0; padding: 0; border: 0; }
.share-card-legend { color: var(--ink); font-size: 13px; font-weight: 800; }
.share-card-option-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 7px; }
.share-card-option { position: relative; }
.share-card-option input { position: absolute; opacity: 0; pointer-events: none; }
.share-card-option label { display: block; padding: 10px 6px; color: var(--muted); background: #fff; border: 1px solid var(--line); border-radius: 7px; font-size: 12px; text-align: center; cursor: pointer; }
.share-card-option input:checked + label { color: var(--accent); background: var(--accent-soft); border-color: var(--accent); font-weight: 800; }
.share-card-option input:focus-visible + label { outline: 2px solid var(--gold); outline-offset: 2px; }
.share-card-help { display: none !important; }
.share-card-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin-top: 18px; }
.share-card-actions button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; appearance: none; min-width: 0; min-height: 48px; padding: 10px 14px; color: var(--accent); background: var(--paper); border: 1px solid var(--line); border-radius: 9px; box-shadow: none; font: inherit; font-size: 15px; font-weight: 800; line-height: 1.2; cursor: pointer; }
.share-card-actions button:hover, .share-card-actions button:focus-visible { color: var(--accent-dark); background: var(--accent-soft); border-color: var(--accent); }
.share-card-actions .share-card-download { color: #fff; background: var(--accent); border-color: var(--accent); }
.share-card-actions .share-card-download:hover, .share-card-actions .share-card-download:focus-visible { color: #fff; background: var(--accent-dark); border-color: var(--accent-dark); }
.share-card-actions button:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }
.share-card-action-icon { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.8; }
.share-card-status { min-height: 18px; margin: 0; color: var(--muted); font-size: 12px; line-height: 1.5; }
.share-card-status.is-error { color: #a3312b; }
.share-card-status.is-success { color: #a3312b; font-weight: 800; }
body.share-card-open .selection-actions { display: none !important; }
@media (max-width: 720px) {
  .share-card-backdrop { align-items: end; padding: 0; }
  .share-card-dialog { width: 100%; max-height: 94dvh; border-bottom: 0; border-radius: 16px 16px 0 0; }
  .share-card-body { grid-template-columns: 1fr; gap: 14px; padding: 16px; }
  .share-card-preview-shell { min-height: 0; max-height: 48dvh; padding: 10px; }
  .share-card-canvas { width: min(100%, 300px); max-height: none; }
  .share-card-controls { gap: 11px; }
}
@media (max-width: 430px) {
  .topbar-actions { gap: 4px; }
  .topbar-actions .icon-button { padding-right: 8px; padding-left: 8px; }
  .share-card-header { padding-right: 16px; padding-left: 16px; }
}