.panel {
  background: var(--secondary);
  border: 0.5px solid var(--border);
  border-radius: var(--radius);
  width: 100%;
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
}

.header {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  cursor: pointer;
}

.header:hover {
  opacity: 0.85;
}

.desc {
  font-size: 12px;
  color: var(--muted-foreground);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.toggle {
  font-size: 10px;
  color: var(--muted-foreground);
  flex-shrink: 0;
}

.meta {
  font-size: 11px;
  color: var(--muted-foreground);
  flex-shrink: 0;
}

.body {
  margin-top: 8px;
  padding-left: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
}

.content {
  font-size: 13px;
  line-height: 1.6;
  min-width: 0;
  max-width: 100%;
  overflow-x: auto;
}

.content pre {
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 13px;
  color: var(--foreground);
}

.stream {
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 13px;
  color: var(--foreground);
  max-height: 400px;
  overflow-y: auto;
}

/* Compact live stream: 5-line window pinned to the tail via JS. */
.streamCollapsed {
  max-height: calc(5 * 1.6em);
  overflow: hidden;
}

/* Result and sub-tool list: scroll within the same cap as the live
   stream so the enclosing panel never grows past a screen. */
.scrollWindow {
  max-height: 400px;
  overflow-y: auto;
}

.expandToggle {
  display: block;
  margin: 2px 0 0 auto;
  background: none;
  border: none;
  color: color-mix(in srgb, var(--muted-foreground) 60%, transparent);
  font-size: 12px;
  cursor: pointer;
  padding: 0 4px;
}

.expandToggle:hover {
  color: var(--muted-foreground);
}

.tabBar {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 6px;
}

.tab {
  padding: 4px 12px;
  font-size: 12px;
  color: var(--muted-foreground);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  font-family: inherit;
}

.tab:hover {
  color: var(--muted-foreground);
}

.tabActive {
  color: var(--foreground);
  border-bottom-color: var(--agent-blue-500);
}

.tools {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tools .panel {
  border-left-width: 2px;
}

/*
 * Per-sub-tool hover time. Deliberately a *separate* class pair from the
 * message-level MessageTimestamp (.row/.tip): the Tools list nests inside a
 * message that is already wrapped by MessageTimestamp, and reusing the same
 * hover rule across both layers couples them. These scoped names keep the
 * sub-tool tooltip independent of the surrounding message's time tooltip.
 */
.toolTimeRow {
  position: relative;
}

.toolTimeRow > .toolTimeTip {
  position: absolute;
  top: 2px;
  right: 4px;
  z-index: 5;
  color: var(--muted-foreground);
  font-size: 11px;
  line-height: 1.4;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.12s ease;
}

.toolTimeRow:hover > .toolTimeTip {
  opacity: 1;
}