.trace-container {
  background: var(--bg-2);
  border: 1px solid var(--border-0);
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 380px;
}

.trace-container.empty {
  padding: 20px;
  text-align: center;
  border-style: dashed;
}

.trace-header {
  font-family: var(--font-mono);
  font-size: 0.52rem;
  padding: 8px 12px;
  background: var(--bg-1);
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  border-bottom: 1px solid var(--border-0);
}

.trace-list {
  padding: 8px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.trace-list::-webkit-scrollbar { width: 3px; }
.trace-list::-webkit-scrollbar-thumb { background: var(--border-1); border-radius: 2px; }

.trace-item {
  padding: 8px 10px;
  background: var(--bg-1);
  border-left: 2px solid var(--border-1);
  cursor: pointer;
  transition: all 0.2s ease;
  animation: trace-slide 0.25s ease;
  border-radius: 0 6px 6px 0;
}

@keyframes trace-slide {
  from { opacity: 0; transform: translateX(-8px); }
  to   { opacity: 1; transform: translateX(0); }
}

.trace-item:hover {
  background: var(--bg-2);
  border-left-color: var(--pulse);
}

.trace-item.perception  { border-left-color: #d4a853; }
.trace-item.recall      { border-left-color: #4ecdc4; }
.trace-item.association { border-left-color: #a87ecf; }
.trace-item.synthesis   { border-left-color: #e07a38; }
.trace-item.reasoning   { border-left-color: #e07a38; }

.trace-main {
  display: flex;
  align-items: center;
  gap: 10px;
}

.trace-icon { font-size: 0.85rem; }

.trace-message {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-1);
  flex-grow: 1;
  letter-spacing: 0.03em;
}

.trace-expand-hint {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  color: var(--text-2);
}

.trace-data-glimpse {
  margin-top: 8px;
  padding: 10px;
  background: var(--bg-0);
  border: 1px solid var(--border-0);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-2);
  overflow-x: auto;
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

pre {
  margin: 0;
  white-space: pre-wrap;
  word-wrap: break-word;
}