/* @region feature-release-notes — release notes editor dialog, evidence, milestone panel */
.ft-release-notes-body { display: grid; gap: 14px; min-width: 0; }
.ft-release-notes-muted { margin: 0; font-size: 13px; line-height: 1.5; color: var(--muted); }

/* Options: tone, includes, notes for the writer, the two draft buttons. */
.ft-release-notes-options { display: grid; gap: 12px; min-width: 0; padding-bottom: 14px; border-bottom: 1px solid var(--border-soft); }
.ft-release-notes-options.is-sheet { padding-bottom: 4px; border-bottom: 0; }
.ft-release-notes-optrow { display: flex; flex-wrap: wrap; gap: 10px 28px; min-width: 0; }
.ft-release-notes-fieldset { margin: 0; padding: 0; border: 0; min-width: 0; display: grid; gap: 6px; }
.ft-release-notes-radios { display: flex; flex-wrap: wrap; gap: 4px 16px; }
.ft-release-notes-check { display: inline-flex; align-items: center; gap: 7px; min-height: 30px; font-size: 13px; color: var(--text); cursor: pointer; }
.ft-release-notes-check input { margin: 0; accent-color: var(--accent); }
.ft-release-notes-genrow { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; min-width: 0; }
.ft-release-notes-genrow .btn { display: inline-flex; align-items: center; gap: 6px; }
.ft-release-notes-quota { display: inline-flex; align-items: center; gap: 6px; margin-left: auto; font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; }
.ft-release-notes-quota svg { flex: none; color: var(--accent); }

/* Editor and evidence side by side. */
.ft-release-notes-split { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 16px; align-items: start; min-width: 0; }
.ft-release-notes-split.is-empty { grid-template-columns: minmax(0, 1fr); }
.ft-release-notes-editor { display: grid; gap: 10px; min-width: 0; }
.ft-release-notes-edhead { display: flex; align-items: flex-end; gap: 8px; min-width: 0; }
.ft-release-notes-titlefield { flex: 1 1 auto; min-width: 0; }
.ft-release-notes-previewbtn { flex: none; display: inline-flex; align-items: center; gap: 6px; }
.ft-release-notes-previewbtn[aria-pressed="true"] { color: var(--accent); background: var(--accent-soft); }
.ft-release-notes-editor .ft-release-notes-textarea { display: block; width: 100%; min-height: 360px; box-sizing: border-box; resize: vertical; padding: 10px 12px; font: 13px/1.55 var(--tf-font-mono); tab-size: 2; }
.ft-release-notes-preview { display: block; width: 100%; height: 360px; box-sizing: border-box; border: 1px solid var(--border); border-radius: var(--tf-radius-sm); background: var(--panel); }
.ft-release-notes-blank { padding: 28px 12px; border: 1px dashed var(--border); border-radius: var(--tf-radius-sm); text-align: center; }

.ft-release-notes-evwrap { display: grid; gap: 8px; min-width: 0; max-height: 470px; overflow: auto; padding: 0 0 0 16px; border-left: 1px solid var(--border-soft); }
.ft-release-notes-evwrap.is-phone { max-height: none; overflow: visible; padding: 0; border-left: 0; }
.ft-release-notes-evtitle { display: flex; align-items: center; gap: 6px; margin: 0; font-size: 13px; font-weight: 650; color: var(--text); }
.ft-release-notes-evtitle svg { flex: none; color: var(--muted); }
.ft-release-notes-evidence { display: grid; gap: 6px; min-width: 0; }
.ft-release-notes-evhead { margin: 6px 0 0; font-size: 11px; font-weight: 650; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); }
.ft-release-notes-evlist { list-style: none; margin: 0; padding: 0; min-width: 0; }
.ft-release-notes-ev { display: grid; gap: 3px; padding: 7px 0; border-bottom: 1px solid var(--border-soft); min-width: 0; }
.ft-release-notes-ev:last-child { border-bottom: 0; }
.ft-release-notes-ev-top { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 8px; min-width: 0; }
.ft-release-notes-ev-key { font: 600 12px/1.4 var(--tf-font-mono); color: var(--text); overflow-wrap: anywhere; }
.ft-release-notes-ev-key.is-section { font: inherit; font-size: 12.5px; font-weight: 600; line-height: 1.4; }
.ft-release-notes-ev-title { font-size: 12.5px; line-height: 1.4; color: var(--text); overflow-wrap: anywhere; }
.ft-release-notes-ev-title.is-inline { flex: 1 1 140px; min-width: 0; }
.ft-release-notes-ev-meta { font-size: 12px; line-height: 1.4; color: var(--muted); overflow-wrap: anywhere; }
.ft-release-notes-dropped { display: flex; align-items: flex-start; gap: 6px; margin: 4px 0 0; font-size: 12.5px; color: var(--muted); }
.ft-release-notes-dropped svg { flex: none; margin-top: 2px; }

/* Share: an inline card above the editor. */
.ft-release-notes-share { display: grid; gap: 10px; min-width: 0; padding: 12px 14px; border: 1px solid var(--border); border-radius: var(--tf-radius-sm); background: var(--panel-alt); }
.ft-release-notes-share-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; }
.ft-release-notes-share-actions .btn { display: inline-flex; align-items: center; gap: 6px; }

/* Footer: version, who and when; export menu, Save, Mark as final. */
.ft-release-notes-foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 12px; width: 100%; min-width: 0; }
.ft-release-notes-foot-left { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 12px; min-width: 0; flex: 1 1 260px; }
.ft-release-notes-foot-right { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: 8px; }
.ft-release-notes-foot-right .btn { display: inline-flex; align-items: center; gap: 6px; }
.ft-release-notes-select { max-width: 260px; min-width: 0; }
.ft-release-notes-meta { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 4px 8px; font-size: 12px; color: var(--muted); min-width: 0; }
.ft-release-notes-unsaved { padding: 0 7px; border: 1px solid var(--warning); border-radius: var(--radius-pill); color: var(--text); font-weight: 600; }

/* Milestone panel: the versions. */
.ft-release-notes-list { list-style: none; margin: 0; padding: 0; min-width: 0; }
.ft-release-notes-row { border-bottom: 1px solid var(--border-soft); }
.ft-release-notes-row:last-child { border-bottom: 0; }
.ft-release-notes-rowbtn { display: flex; align-items: center; gap: 12px; width: 100%; min-width: 0; padding: 9px 4px; border: 0; background: none; font: inherit; color: var(--text); text-align: left; cursor: pointer; border-radius: var(--tf-radius-xs); }
.ft-release-notes-rowbtn:hover { background: var(--panel-alt); }
.ft-release-notes-rowbtn:focus-visible { outline: 2px solid var(--border-focus); outline-offset: 2px; }
.ft-release-notes-vtag { flex: none; min-width: 34px; padding: 1px 7px; border: 1px solid var(--border); border-radius: var(--radius-pill); font: 600 12px/1.5 var(--tf-font-mono); text-align: center; color: var(--muted); }
.ft-release-notes-vtag.is-final { border-color: var(--success); color: var(--text); background: var(--success-soft); }
.ft-release-notes-rowmain { flex: 1 1 auto; min-width: 0; display: grid; gap: 2px; }
.ft-release-notes-rowtitle { font-size: 13px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ft-release-notes-rowmeta { font-size: 12px; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ft-release-notes-panel-empty { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; }
.ft-release-notes-panel-empty .btn { display: inline-flex; align-items: center; gap: 6px; }

/* Phones: one column, options in a sheet, actions in the bottom bar. */
@media (max-width: 900px) {
  .ft-release-notes-body.is-phone { gap: 12px; }
  .ft-release-notes-mtop { display: flex; flex-wrap: wrap; gap: 8px; }
  .ft-release-notes-optbtn { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; }
  .ft-release-notes-split { grid-template-columns: minmax(0, 1fr); }
  .ft-release-notes-evwrap { max-height: none; overflow: visible; padding: 0; border-left: 0; }
  .ft-release-notes-check { min-height: 44px; font-size: 15px; }
  .ft-release-notes-genrow .btn { min-height: 44px; flex: 1 1 100%; justify-content: center; }
  .ft-release-notes-quota { margin-left: 0; }
  .ft-release-notes-editor .ft-release-notes-textarea { min-height: 46vh; font-size: 14px; }
  .ft-release-notes-preview { height: 56vh; }
  .ft-release-notes-edhead { flex-wrap: wrap; }
  .ft-release-notes-previewbtn { min-height: 44px; }
  .ft-release-notes-evtoggle { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; width: 100%; justify-content: flex-start; }
  .ft-release-notes-ev.tf-m-row { display: grid; padding: 10px 0; }
  .ft-release-notes-mbar.tf-m-actionbar { position: static; width: 100%; padding: 0; border: 0; background: transparent; box-shadow: none; }
  .ft-release-notes-share-actions .btn { flex: 1 1 auto; justify-content: center; min-height: 44px; }
}
/* @endregion feature-release-notes */