/* 聊天界面美化 */
body {
  background: linear-gradient(135deg, #1a0a1e 0%, #0d0d2b 100%);
  font-family: 'Noto Sans SC', sans-serif;
}
.message {
  background: rgba(255, 255, 255, 0.03);
  border-left: 2px solid #ff6b9d;
  border-radius: 0 8px 8px 0;
  padding: 12px 16px;
  margin: 8px 0;
}
.message .sender {
  color: #ff6b9d;
  font-weight: bold;
}
details {
  background: rgba(255, 107, 157, 0.03);
  border: 1px solid rgba(255, 107, 157, 0.15);
  border-radius: 8px;
  padding: 10px;
  margin: 8px 0;
}
details summary {
  color: #ff6b9d;
  cursor: pointer;
  font-weight: bold;
}
pre {
  background: rgba(0, 0, 0, 0.3);
  border-radius: 6px;
  padding: 10px;
  color: #f0e6f6;
  overflow-x: auto;
}