@layer business {
/* ============================================================================
   Session Info Panel - 从 header 下滑的信息面板（分类折叠布局）
   ============================================================================ */

/* ℹ️ 按钮 */
.si-toggle-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  border-radius: 4px;
  transition: color 0.15s, background 0.15s;
  flex-shrink: 0;
}

.si-toggle-btn:hover {
  color: var(--color-primary);
  background: rgba(43, 94, 167, 0.08);
}

.si-toggle-btn.active {
  color: var(--color-primary);
}

/* MCP 异常时的按钮状态 */
.si-toggle-btn.has-warning {
  color: var(--color-warning);
}

.si-toggle-btn.has-warning:hover {
  color: var(--color-warning);
  background: rgba(212, 144, 10, 0.08);
}

.si-toggle-btn.has-warning.active {
  color: var(--color-warning);
}

/* 面板容器 — 覆盖在 chat-container 上方，不推动聊天区 */
#conversation-info-panel, #im-session-info-panel {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--ruled-line-color);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height 0.25s ease, opacity 0.2s ease;
  pointer-events: none;
}

#conversation-info-panel.expanded, #im-session-info-panel.expanded {
  max-height: 450px;
  overflow-y: auto;
  opacity: 1;
  pointer-events: auto;
}

/* 内容区 */
.si-content {
  padding: 10px 20px;
  max-width: var(--max-content-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

/* ==========================================================================
   分类折叠行（details/summary）
   ========================================================================== */

.si-category {
  border: none;
}

.si-category + .si-category {
  /* 相邻分类之间无额外间距，由 gap 控制 */
}

/* 隐藏原生 details marker */
.si-category summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 4px;
  border-radius: 4px;
  font-size: 0.8rem;
  color: var(--text-main);
  min-height: 28px;
  user-select: none;
  transition: background 0.12s;
}

.si-category summary::-webkit-details-marker {
  display: none;
}

.si-category summary:hover {
  background: rgba(43, 94, 167, 0.04);
}

/* 摘要行各元素 */

.si-cat-icon {
  flex-shrink: 0;
  font-size: 0.85rem;
}

.si-cat-label {
  flex-shrink: 0;
  font-weight: 600;
  font-size: 0.78rem;
  color: var(--text-main);
  min-width: 36px;
}

.si-cat-brief {
  flex: 1;
  font-size: 0.72rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 异常数量的警告高亮 */
.si-brief-warn {
  color: var(--color-warning);
  font-weight: 600;
}

/* 未配置数量的中性提示 */
.si-brief-neutral {
  color: var(--color-text-secondary);
  font-weight: 500;
}

/* 右箭头：details 关闭时向下，打开时旋转向上 */
.si-cat-chevron {
  flex-shrink: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: transform 0.2s ease;
}

.si-category[open] .si-cat-chevron {
  transform: rotate(180deg);
}

/* 有异常的分类：摘要左侧加细条提示 */
.si-category.has-issue summary {
  border-left: 3px solid var(--color-warning);
  padding-left: 1px;
}

/* ==========================================================================
   分类展开详情
   ========================================================================== */

.si-cat-body {
  padding: 4px 0 4px 16px;
}

.si-cat-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
}

/* ==========================================================================
   通用状态点
   ========================================================================== */

.si-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.si-dot.connected {
  background: var(--color-success);
  box-shadow: 0 0 4px rgba(39, 134, 74, 0.4);
}

.si-dot.disconnected {
  background: var(--text-muted);
}

.si-dot.waiting {
  background: var(--color-warning);
  animation: si-pulse 1.5s ease-in-out infinite;
}

@keyframes si-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ==========================================================================
   Word 行（非折叠，沿用旧结构）
   ========================================================================== */

.si-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-main);
  min-height: 26px;
  padding: 4px 4px;
}

.si-row-word {
  display: flex;
}

@media (max-width: 768px) {
  .si-row-word { display: none; }
}

.si-label {
  color: var(--text-muted);
  min-width: 40px;
  flex-shrink: 0;
  font-size: 0.75rem;
}

.si-value {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
  flex: 1;
}

/* 内联按钮 */
.si-btn.ghost { border-style: dashed; }

.si-btn.success {
  color: var(--color-success);
  border-color: var(--color-success);
  background: transparent;
  cursor: default;
}

/* 配对码 */
.si-code {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--color-primary);
}

.si-expire {
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* Word 文档名 */
.si-word-doc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Windows Trust Center 提示 */
.si-word-hint {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-left: 48px;
  margin-top: -2px;
}

/* ==========================================================================
   Tag 样式（内部标签）
   ========================================================================== */

.si-tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  font-size: 0.72rem;
  border-radius: 3px;
  white-space: nowrap;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.si-tag.allow   { background: rgba(39, 134, 74, 0.1);  color: var(--color-success); }
.si-tag.deny    { background: rgba(220, 38, 38, 0.1);  color: var(--color-danger); }
.si-tag.mcp     { background: rgba(43, 94, 167, 0.08); color: var(--color-primary); }
.si-tag.neutral { background: var(--bg-input); color: var(--text-muted); }

/* Scope 值 */
.si-scope {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-primary);
  word-break: break-all;
}

/* 空状态 */
.si-empty {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-style: italic;
}

/* ==========================================================================
   MCP 状态点（标签内圆点）
   ========================================================================== */

.si-mcp-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-right: 4px;
  flex-shrink: 0;
}

.si-mcp-dot.connected     { background: var(--color-success); }
.si-mcp-dot.disconnected  { background: var(--color-danger); }
.si-mcp-dot.reconnecting  { background: var(--color-warning); animation: si-pulse 1.5s ease-in-out infinite; }
.si-mcp-dot.unconfigured  { background: var(--color-text-secondary); }

/* ==========================================================================
   参与人头像和角色
   ========================================================================== */

.si-participant-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px; height: 18px;
  border-radius: 3px;
  background: var(--text-muted);
  color: #fff;
  font-weight: 700;
  font-size: 0.58rem;
  margin-right: 4px;
  flex-shrink: 0;
}

.si-participant-role {
  font-size: 0.6rem;
  color: var(--text-muted);
  margin-left: 2px;
}
}