/* Subagent page: main-agent topology tree. Row/card chrome mirrors the
   official ui-subagent catalog row (min-height 50, 7/8/11 padding, radius 8,
   flex-start alignment, tree connector lines via border-left hairlines). */
.subagent {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.subagentHeader {
  flex: none;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 36px;
  padding: 0 8px 0 12px;
}

.subagentTitle {
  flex: 1;
  min-width: 0;
  font: var(--dsw-font-s-14);
  color: var(--dsw-alias-label-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* The descendant count badge ("3 · 1 运行中") beside the title. */
.subagentCount {
  flex: none;
  font: var(--dsw-font-xxxs-11);
  color: var(--dsw-alias-label-tertiary);
}

.subagentRefresh {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--dsw-alias-label-secondary);
  cursor: pointer;
}

.subagentRefresh:hover {
  background: var(--dsw-alias-interactive-bg-hover);
}

.subagentBody {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 2px 6px 8px;
}

/* One node card: state dot + label + secondary + (running) live lines. */
.subagentRow {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  box-sizing: border-box;
  width: 100%;
  min-height: 50px;
  padding: 7px 8px 7px 11px;
  border: none;
  border-radius: 8px;
  background: transparent;
  font: var(--dsw-font-s-14);
  color: var(--dsw-alias-label-primary);
  text-align: left;
  cursor: pointer;
  outline: none;
}

.subagentRow:hover {
  background: var(--dsw-alias-interactive-bg-hover);
}

/* Keyboard focus (mirror of the official catalog row): a visible fill only
   when focused via keyboard; the selected state below still wins on top. */
.subagentRow:focus-visible {
  background: var(--dsw-alias-interactive-bg-hover);
}

/* The currently-open session, highlighted in place (mirror of the workspace
   `.sessionRow.selected` — declared after the hover/focus rules so it wins). */
.subagentRowActive,
.subagentRowActive:hover,
.subagentRowActive:focus-visible {
  background: var(--dsw-alias-interactive-bg-active);
}

.subagentRowDisabled {
  color: var(--dsw-alias-label-dimmed);
  cursor: not-allowed;
}

.subagentRowDisabled:hover {
  background: transparent;
}

/* Loading placeholders are disabled but keep the default cursor (official
   `.loadingRow` distinction from `.disabled`). */
.subagentRowLoading {
  cursor: default;
}

/* The state dot aligns to the first text line (official catalog detail). */
.subagentDot {
  margin-top: 4px;
}

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

.subagentLabel,
.subagentSecondary {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.subagentLabel {
  color: inherit;
  font-weight: 400;
}

.subagentSecondary {
  font: var(--dsw-font-xxxs-11);
  color: var(--dsw-alias-label-tertiary);
}

/* ── Live lines (running cards only) ──────────────────────────────────── */

.subagentLive {
  display: flex;
  align-items: baseline;
  gap: 4px;
  min-width: 0;
  font: var(--dsw-font-xxxs-11);
  color: var(--dsw-alias-label-tertiary);
  overflow: hidden;
}

.subagentLiveTool {
  flex: none;
  font: var(--dsw-font-xxxs-strong-11);
  color: var(--dsw-alias-label-secondary);
}

.subagentLiveArgs {
  min-width: 0;
  font-family: var(--ds-font-family-code);
  font-size: var(--dsw-font-xxxs-11-font-size);
  line-height: var(--dsw-font-xxxs-11-line-height);
  color: var(--dsw-alias-label-tertiary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.subagentLiveText {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font: var(--dsw-font-xxxs-11);
  color: var(--dsw-alias-label-secondary);
}

/* ── Tree connector lines (official catalog recipe) ────────────────────── */

.subagentNode {
  position: relative;
  min-width: 0;
}

.subagentChildren {
  position: relative;
  margin-left: 18px;
  padding-left: 4px;
}

.subagentChildren::before {
  content: '';
  position: absolute;
  left: 0;
  top: -26px;
  height: 26px;
  border-left: 1px solid var(--dsw-alias-border-l2);
}

.subagentChildren[aria-busy='true']::before {
  content: none;
}

.subagentChildren > .subagentNode::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: -4px;
  border-left: 1px solid var(--dsw-alias-border-l2);
}

.subagentChildren > .subagentNode:last-child::before {
  bottom: auto;
  height: 17px;
}

.subagentChildren > .subagentNode > .subagentRow::before {
  content: '';
  position: absolute;
  top: 16px;
  left: -4px;
  width: 14px;
  border-top: 1px solid var(--dsw-alias-border-l2);
}

.subagentEmpty {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 16px;
  font: var(--dsw-font-xxs-12);
  color: var(--dsw-alias-label-tertiary);
  text-align: center;
}

.subagentEmptyHint {
  font: var(--dsw-font-xxxs-11);
  color: var(--dsw-alias-label-dimmed);
}

.subagentError {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 10px;
  font: var(--dsw-font-xxs-12);
  color: var(--dsw-alias-state-error-primary);
}

.subagentErrorRetry {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 24px;
  padding: 0 8px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--dsw-alias-label-secondary);
  font: var(--dsw-font-xxxs-strong-11);
  cursor: pointer;
}

.subagentErrorRetry:hover {
  background: var(--dsw-alias-interactive-bg-hover);
  color: var(--dsw-alias-label-primary);
}