/* An invitation from the author, kept separate from the essay itself. */
.discussion-invitation[hidden], .discussion-float[hidden] { display: none !important; }
.editorial-site .discussion-invitation { margin-top: 26px; padding: 17px 0 0; border-top: 1px solid var(--line); }
.editorial-site .discussion-invitation-copy { margin: 0; max-width: 52ch; color: var(--secondary); font-size: 14px; line-height: 1.75; letter-spacing: 0; }
.discussion-invitation-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 5px 16px; margin-top: 5px; }
.discussion-invite-link { display: inline-flex; align-items: center; gap: 9px; min-height: 44px; color: var(--ink); font-size: 13px; text-decoration: none; }
.discussion-invite-link span { text-decoration: underline; text-decoration-color: var(--link-line); text-underline-offset: 5px; }
.discussion-invite-link svg { width: 14px; height: 14px; stroke: currentColor; fill: none; stroke-width: 1.5; }
.discussion-invitation-privacy { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.discussion-invite-link:focus-visible, .discussion-float:focus-visible { outline: 2px solid var(--blue); outline-offset: 5px; }
.discussion-float { display: none; }
#discussion-body { scroll-margin-block: 32px; }
@media (max-width: 680px) {
  .editorial-site .discussion-invitation { margin-top: 23px; padding-top: 15px; }
  .editorial-site .discussion-invitation-copy { max-width: 38ch; font-size: 13px; line-height: 1.8; }
  .discussion-invitation-actions { gap: 0 12px; }
}
@media (max-width: 680px), (hover: none) and (pointer: coarse) {
  .discussion-float {
    position: fixed; z-index: 20;
    right: max(20px, env(safe-area-inset-right)); bottom: max(16px, calc(env(safe-area-inset-bottom) + 12px));
    display: flex; align-items: center; gap: 12px; max-width: calc(100vw - 40px); min-height: 44px; box-sizing: border-box;
    padding: 6px 12px; border: 1px solid rgb(238 237 230 / 22%); border-radius: 999px;
    background: linear-gradient(135deg, rgb(255 255 255 / 8%), transparent 65%), rgb(30 32 27 / 76%);
    color: var(--ink); box-shadow: 0 4px 16px rgb(0 0 0 / 16%), inset 0 1px 0 rgb(255 255 255 / 9%);
    -webkit-backdrop-filter: blur(16px) saturate(140%); backdrop-filter: blur(16px) saturate(140%);
    font-family: Arial, sans-serif; text-decoration: none; line-height: 1.25;
    animation: thought-glass-in 160ms ease-out both;
  }
  :root[data-theme="light"] .discussion-float {
    background: linear-gradient(135deg, rgb(255 255 255 / 42%), transparent 65%), rgb(249 250 245 / 78%);
    border-color: rgb(65 71 57 / 17%);
    box-shadow: 0 4px 16px rgb(38 40 33 / 9%), inset 0 1px 0 rgb(255 255 255 / 70%);
  }
  .discussion-float-copy { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
  .discussion-float-label { font-size: 12px; font-weight: 600; }
  .discussion-float-privacy { color: var(--secondary); font-size: 10px; font-weight: 400; }
  .discussion-float svg { width: 14px; height: 14px; flex-shrink: 0; stroke: currentColor; fill: none; stroke-width: 1.5; }
}
@keyframes thought-glass-in { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }
@media (prefers-reduced-transparency: reduce) {
  .editorial-site .discussion-float { background: linear-gradient(135deg, rgb(255 255 255 / 10%), transparent 65%), rgb(30 32 27 / 96%); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
  :root[data-theme="light"] .editorial-site .discussion-float { background: linear-gradient(135deg, rgb(255 255 255 / 60%), transparent 65%), rgb(249 250 245 / 96%); }
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .editorial-site .discussion-float { background: var(--paper) !important; }
}
@media (prefers-reduced-motion: reduce) { .discussion-float { animation: none; } }
@media (forced-colors: active) { .discussion-float { background: Canvas !important; color: CanvasText !important; border-color: ButtonText !important; box-shadow: none; } }
@media print { .discussion-invitation, .discussion-float { display: none !important; } }