/* Screens built from the Plain parts: the 對話 list, the approval sheet, tasks
   (list, detail, what a task asks), the 進行中 / 資料庫 / 設定 tabs. */

/* ── 對話 list (plain, Messages-style) ───────────────────── */
.threads-screen .root-scroll {
  padding-left: 0;
  padding-right: 0;
}

.threads-screen .large-title {
  padding: 0 var(--s-4);
}

.threads-body > .ad-sec,
.threads-body > .inline-error {
  padding: 0 var(--s-4);
}

.row-av {
  display: grid;
  place-items: center;
  flex: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--fill);
  color: var(--label-2);
  font-family: var(--font-display);
  font-size: var(--t-subhead);
  font-weight: 600;
  line-height: 1;
}

.row-av[data-size="28"] {
  width: 28px;
  height: 28px;
  font-size: var(--t-caption);
}

.tr-wrap {
  position: relative;
  overflow: hidden;
}

.thread-row {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: var(--s-3);
  width: 100%;
  min-height: 64px;
  padding: 10px var(--s-4);
  border: 0;
  background: var(--bg);
  color: var(--label);
  text-align: left;
  transition: transform var(--d-base) var(--e-spring);
  touch-action: pan-y;
}

.thread-row[data-dragging="true"] {
  transition: none;
}

.thread-row:active:not([data-dragging="true"]) {
  background: var(--fill-hover);
}

/* Hairline from the text start to the right edge. */
.thread-row::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: var(--s-4);
  height: 0.5px;
  background: var(--separator);
}

/* A conversation with nothing to report is one line (title and time). */
.thread-row:not(:has(.tr-sub)) {
  min-height: 52px;
}

.tr-wrap:last-child .thread-row::after {
  display: none;
}

.tr-text {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.tr-top {
  display: flex;
  align-items: baseline;
  gap: var(--s-2);
  min-width: 0;
}

.tr-title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  font-size: var(--t-body);
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.tr-time {
  flex: none;
  color: var(--label-2);
  font-size: var(--t-subhead);
  font-variant-numeric: tabular-nums;
}

.tr-time[data-tone="waiting"],
.tr-sub[data-tone="waiting"] {
  color: var(--waiting);
}

.tr-time[data-tone="waiting"] {
  font-weight: 600;
}

.tr-sub {
  display: flex;
  align-items: center;
  gap: var(--s-1);
  overflow: hidden;
  color: var(--label-2);
  font-size: var(--t-subhead);
  white-space: nowrap;
  text-overflow: ellipsis;
}

.tr-sub .spin {
  width: 12px;
  height: 12px;
}

.tr-actions {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  display: flex;
}

.tr-act {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  width: 80px;
  border: 0;
  background: var(--label-2);
  color: #ffffff;
  font-size: var(--t-footnote);
  font-weight: 500;
}

.tr-act[data-tone="danger"] {
  background: var(--danger-fill);
}

.list-sentinel {
  height: 1px;
}

.as-cells {
  border-top: 0.5px solid var(--separator);
  border-radius: 0;
  background: transparent;
}

.as-cells .row {
  font-size: var(--t-subhead);
}

/* ── Approval sheet (§3.5) ──────────────────────────────── */
.card-sheet-wrap .sheet-body {
  padding: 0 var(--s-4);
}

.approval {
  display: flex;
  flex-direction: column;
  padding-bottom: var(--s-2);
}

.ap-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--s-1);
  padding: var(--s-2) 0 var(--s-5);
}

.ap-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: var(--s-2);
  border-radius: 50%;
  background: var(--fill);
  color: var(--label-2);
}

.approval[data-tier="confirm"] .ap-icon {
  color: var(--waiting);
}

.approval[data-tier="danger"] .ap-icon {
  color: var(--danger);
}

.question .ap-icon {
  color: var(--accent);
}

.ap-eyebrow {
  margin: 0;
  color: var(--label-2);
  font-size: var(--t-footnote);
}

.ap-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--t-title2);
  font-weight: 600;
  line-height: 1.3;
  overflow-wrap: anywhere;
}

.ap-sub {
  display: -webkit-box;
  margin: 0;
  overflow: hidden;
  color: var(--label-2);
  font-size: var(--t-subhead);
  line-height: 1.45;
  overflow-wrap: anywhere;
  text-wrap: pretty;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.ap-facts {
  margin-bottom: var(--s-4);
}

.ap-facts .row-value {
  max-width: 62%;
  color: var(--label);
  white-space: normal;
  overflow-wrap: anywhere;
}

.ap-facts .row-title {
  color: var(--label-2);
  white-space: nowrap;
}

.ap-facts .row-text {
  flex: none;
}

.ap-facts .row {
  justify-content: space-between;
}

.ap-preview {
  display: -webkit-box;
  margin: calc(var(--s-1) * -1) 0 var(--s-4);
  padding: var(--s-3) var(--s-4);
  overflow: hidden;
  border-radius: var(--r-md);
  background: var(--bg-sheet-cell);
  font-size: var(--t-subhead);
  line-height: 1.5;
  white-space: pre-wrap;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
  overflow-wrap: anywhere;
}

.ap-lock {
  display: flex;
  align-items: flex-start;
  gap: var(--s-2);
  margin: 0 0 var(--s-4);
  padding: 0 var(--s-4);
  color: var(--label-2);
  font-size: var(--t-footnote);
  line-height: 1.4;
  text-wrap: pretty;
}

.ap-lock .icon {
  flex: none;
  margin-top: 1px;
}

.ap-actions {
  display: grid;
  gap: var(--s-2);
  margin-top: var(--s-1);
}

.approval .inline-error {
  margin: 0 0 var(--s-3);
  padding: 0 var(--s-4);
}

.ap-more {
  margin: var(--s-3) 0 0;
  color: var(--label-2);
  font-size: var(--t-footnote);
  text-align: center;
}

.approval .tech {
  margin-top: var(--s-2);
}

/* Question: choices as rows, then a field. */
.q-choices {
  margin-bottom: var(--s-3);
}

.q-field {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  min-height: var(--touch);
  padding: 2px 4px 2px var(--s-4);
  border-radius: var(--r-lg);
  background: var(--bg-sheet-cell);
}

.field-input {
  flex: 1;
  min-width: 0;
  min-height: 40px;
  margin: 0;
  padding: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--label);
  font-size: var(--t-field);
}

.field-input::placeholder {
  color: var(--placeholder);
}

.q-send {
  display: grid;
  place-items: center;
  flex: none;
  width: 32px;
  height: 32px;
  border: 0;
  border-radius: 50%;
  background: var(--accent-fill);
  color: #ffffff;
}

/* ── Tasks ─────────────────────────────────────────────── */
.tasks-page,
.task-page {
  padding-top: var(--s-2);
}

.task-head {
  padding: var(--s-2) 0 var(--s-6);
}

.task-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--t-title2);
  font-weight: 600;
  line-height: 1.3;
  overflow-wrap: anywhere;
}

.task-status {
  display: flex;
  align-items: center;
  gap: var(--s-1);
  margin: var(--s-1) 0 0;
  color: var(--label-2);
  font-size: var(--t-subhead);
}

.task-status[data-tone="waiting"] {
  color: var(--waiting);
}

.task-status .row-icon {
  width: 20px;
  height: 20px;
}

.task-status .row-icon .icon {
  width: 18px;
  height: 18px;
}

.task-result {
  margin-bottom: var(--s-8);
}

.task-result-text {
  padding: var(--s-3) var(--s-4);
  border-radius: var(--r-lg);
  background: var(--bg-cell);
  font-size: var(--t-body);
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.act-cells .cells {
  padding: var(--s-1) var(--s-4);
}

.act-cells .act-row {
  min-height: 36px;
}

.row-sub {
  white-space: pre-line;
}

/* ── Settings / library ─────────────────────────────────── */
.settings-body .row-value > span,
.settings-body .row-sub > span {
  white-space: nowrap;
}

.row[data-muted="true"] {
  color: var(--label-2);
}