/**
 * ChatWorkspace 对话工作台样式
 * 
 * 参考原型图V2
 */

/* === 整体布局 === */
.chat-workspace {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 100;
  display: flex;
  background-color: #FFFFFF;
  font-family: 'Noto Sans SC', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  overflow: hidden;
}

/* === 移动端遮罩 === */
.mobile-overlay {
  position: fixed;
  inset: 0;
  z-index: 40;
  background-color: rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(2px);
}

@media (min-width: 1024px) {
  .mobile-overlay {
    display: none;
  }
}

/* === 左侧边栏 === */
.workspace-sidebar {
  position: fixed;
  z-index: 50;
  width: 256px;
  height: 100%;
  background-color: #f8fafc;
  border-right: 1px solid #e2e8f0;
  display: flex;
  flex-direction: column;
  transform: translateX(-100%);
  transition: transform 0.3s ease;
}

.workspace-sidebar.open {
  transform: translateX(0);
}

@media (min-width: 1024px) {
  .workspace-sidebar {
    position: relative;
    transform: translateX(0);
  }
}

/* 边栏头部 */
.sidebar-header {
  padding: 16px;
  border-bottom: 1px solid #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.back-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0;
  background: none;
  border: none;
  color: #64748b;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.2s;
}

.back-btn:hover {
  color: #1e293b;
}

.close-sidebar-btn {
  padding: 4px;
  background: none;
  border: none;
  color: #94a3b8;
  cursor: pointer;
}

@media (min-width: 1024px) {
  .close-sidebar-btn {
    display: none;
  }
}

/* 新建对话按钮 */
.sidebar-new {
  padding: 16px;
}

.new-chat-btn {
  width: 100%;
  padding: 10px 16px;
  background-color: #FFFFFF;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: #334155;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.new-chat-btn:hover {
  border-color: #4F6EF2;
  color: #4F6EF2;
}

/* 历史记录 */
.sidebar-history {
  flex: 1;
  overflow-y: auto;
  padding: 0 8px 16px;
}

.history-group {
  margin-bottom: 16px;
}

.history-label {
  padding: 8px 8px;
  font-size: 10px;
  font-weight: 700;
  color: #94a3b8;
  text-transform: uppercase;
}

.history-item {
  width: 100%;
  padding: 8px 12px;
  background: none;
  border: none;
  border-left: 2px solid transparent;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  border-radius: 8px;
  font-size: 12px;
  color: #64748b;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.history-item:hover {
  background-color: #f1f5f9;
}

.history-item.active {
  background-color: rgba(226, 232, 240, 0.5);
  color: #1e293b;
  font-weight: 500;
  border-left-color: #4F6EF2;
}

/* 历史记录标题 */
.history-item-title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: left;
}

/* 历史记录操作按钮 */
.history-item-actions {
  display: none;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

.history-item:hover .history-item-actions {
  display: flex;
}

.history-action-btn {
  padding: 4px;
  background: none;
  border: none;
  color: #94a3b8;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.history-action-btn:hover {
  background-color: #e2e8f0;
  color: #475569;
}

.history-action-btn.delete:hover {
  background-color: #fee2e2;
  color: #ef4444;
}

/* 历史记录编辑模式 */
.history-item-edit {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
}

.history-edit-input {
  flex: 1;
  padding: 4px 8px;
  border: 1px solid #4F6EF2;
  border-radius: 4px;
  font-size: 12px;
  outline: none;
  background: white;
}

.history-edit-save {
  padding: 4px;
  background: #4F6EF2;
  border: none;
  color: white;
  cursor: pointer;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.history-edit-save:hover {
  background: #3b5fe0;
}

/* 用户信息 */
.sidebar-user {
  padding: 16px;
  border-top: 1px solid #e2e8f0;
  background-color: rgba(241, 245, 249, 0.5);
  display: flex;
  align-items: center;
  gap: 8px;
}

.user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: #4F6EF2;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 600;
}

.user-info {
  flex: 1;
  min-width: 0;
}

.user-name {
  font-size: 12px;
  font-weight: 500;
  color: #334155;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-plan {
  font-size: 10px;
  color: #94a3b8;
}

/* === 主对话区 === */
.workspace-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

/* 头部 */
.workspace-header {
  height: 56px;
  padding: 0 16px;
  border-bottom: 1px solid #f1f5f9;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.menu-btn {
  padding: 8px;
  margin-left: -8px;
  background: none;
  border: none;
  color: #64748b;
  cursor: pointer;
  border-radius: 6px;
  transition: background-color 0.2s;
}

.menu-btn:hover {
  background-color: #f1f5f9;
}

@media (min-width: 1024px) {
  .menu-btn {
    display: none;
  }
}

.agent-icon-box {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.agent-info {
  display: flex;
  flex-direction: column;
}

.agent-name {
  font-size: 14px;
  font-weight: 700;
  color: #1e293b;
  margin: 0;
  line-height: 1.2;
}

.agent-status {
  display: flex;
  align-items: center;
  gap: 6px;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #22c55e;
}

.status-text {
  font-size: 10px;
  color: #64748b;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-action {
  padding: 8px;
  background: none;
  border: none;
  color: #94a3b8;
  cursor: pointer;
  border-radius: 6px;
  transition: all 0.2s;
}

.header-action:hover {
  color: #4F6EF2;
  background-color: #f1f5f9;
}

/* 对话区域容器 */
.workspace-chat-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* 消息区域 */
.workspace-messages {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* 欢迎卡片容器（左上角，类似消息气泡） */
.welcome-card-container {
  display: flex;
  gap: 12px;
  max-width: 100%;
  animation: fadeIn 0.3s ease-out;
}

/* 欢迎卡片 */
.welcome-card {
  background-color: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  border-top-left-radius: 4px;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  max-width: 85%;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.welcome-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.welcome-text {
  font-size: 14px;
  line-height: 1.5;
  color: #334155;
  margin: 0;
}

/* === 消息项 === */
.message-item {
  display: flex;
  gap: 12px;
  animation: fadeIn 0.3s ease-out;
}

.message-item.user {
  flex-direction: row-reverse;
}

/* 消息头像 */
.message-avatar {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.message-avatar.user-avatar {
  background-color: #e2e8f0;
  color: #64748b;
  font-size: 12px;
  font-weight: 600;
}

/* 消息内容包装 */
.message-content-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 85%;
}

.message-item.user .message-content-wrapper {
  align-items: flex-end;
}

/* 消息气泡 */
.message-bubble {
  padding: 12px 16px;
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}

.message-bubble.user {
  background: linear-gradient(135deg, #4F6EF2 0%, #3d5afe 100%);
  color: white;
  border-radius: 12px;
  border-top-right-radius: 4px;
  box-shadow: 0 2px 8px rgba(79, 110, 242, 0.25);
}

.message-bubble.assistant {
  background-color: #f8fafc;
  border: 1px solid #e2e8f0;
  border-top-left-radius: 4px;
  color: #334155;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

/* 打字光标 */
.typing-cursor {
  display: inline-block;
  animation: blink 0.8s step-end infinite;
  color: #4F6EF2;
  margin-left: 2px;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 加载中提示 */
.loading-container {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.loading-spinner {
  font-size: 14px;
  color: #94a3b8;
}

/* 输入区域（靠下） */
.workspace-input-area {
  padding: 16px 24px 24px;
  background-color: #FFFFFF;
  border-top: 1px solid #f1f5f9;
}

/* 工具栏（新版：按钮+附件同一行） */
.input-toolbar-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: #e2e8f0 transparent;
  padding-bottom: 4px;
}

.input-toolbar-row::-webkit-scrollbar {
  height: 4px;
}

.input-toolbar-row::-webkit-scrollbar-track {
  background: transparent;
}

.input-toolbar-row::-webkit-scrollbar-thumb {
  background-color: #e2e8f0;
  border-radius: 2px;
}

.toolbar-buttons {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

/* 工具栏中的附件列表 */
.toolbar-attachments {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

/* 紧凑型附件卡片 */
.toolbar-attachment-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  font-size: 12px;
  color: #475569;
  white-space: nowrap;
  transition: all 0.2s;
}

.toolbar-attachment-chip:hover {
  background: #f1f5f9;
  border-color: #cbd5e1;
}

.toolbar-attachment-chip.uploading {
  opacity: 0.7;
}

.toolbar-attachment-chip .chip-icon {
  font-size: 14px;
}

.toolbar-attachment-chip .chip-name {
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.toolbar-attachment-chip .chip-loading {
  font-size: 12px;
}

.toolbar-attachment-chip .chip-remove {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2px;
  background: none;
  border: none;
  color: #94a3b8;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.2s;
}

.toolbar-attachment-chip .chip-remove:hover {
  background: #e2e8f0;
  color: #ef4444;
}

/* 旧版工具栏（保留兼容） */
.input-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.deep-thinking-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  background-color: #FFFFFF;
  font-size: 13px;
  color: #64748b;
  cursor: pointer;
  transition: all 0.2s;
}

.deep-thinking-btn.active {
  background: linear-gradient(135deg, #a78bfa 0%, #8b5cf6 100%);
  border-color: transparent;
  color: white;
  box-shadow: 0 2px 8px rgba(139, 92, 246, 0.3);
}

.deep-thinking-btn:hover:not(.active) {
  border-color: #a78bfa;
  color: #8b5cf6;
}

.attachment-btn {
  padding: 6px;
  background: none;
  border: none;
  color: #94a3b8;
  cursor: pointer;
  border-radius: 6px;
  transition: all 0.2s;
}

.attachment-btn:hover {
  background-color: #f1f5f9;
  color: #64748b;
}

.attachment-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.attachment-btn.has-attachments {
  color: #4F6EF2;
  position: relative;
}

.attachment-count {
  position: absolute;
  top: -2px;
  right: -2px;
  background-color: #4F6EF2;
  color: white;
  font-size: 10px;
  min-width: 14px;
  height: 14px;
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 3px;
}

/* 附件预览区域 */
.attachments-preview {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px 16px;
  max-width: 1024px;
  margin: 0 auto;
}

.attachment-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  background-color: #f1f5f9;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  font-size: 12px;
  color: #475569;
}

.attachment-chip.uploading {
  opacity: 0.6;
}

.attachment-name {
  max-width: 150px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.uploading-spinner {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.remove-attachment {
  padding: 2px;
  background: none;
  border: none;
  color: #94a3b8;
  cursor: pointer;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.remove-attachment:hover {
  background-color: #fee2e2;
  color: #ef4444;
}

/* 输入框 */
.input-box {
  position: relative;
  background-color: #f8fafc;
  border: 2px solid #e2e8f0;
  border-radius: 16px;
  transition: all 0.3s;
  max-width: 1024px;
  margin: 0 auto;
}

.input-box:focus-within {
  border-color: #4F6EF2;
  box-shadow: 0 0 0 4px rgba(79, 110, 242, 0.1);
  background-color: #FFFFFF;
}

.chat-textarea {
  width: 100%;
  padding: 14px 56px 14px 16px;
  background: transparent;
  border: none;
  outline: none;
  font-size: 14px;
  color: #334155;
  resize: none;
  max-height: 128px;
  font-family: inherit;
  line-height: 1.5;
}

.chat-textarea::placeholder {
  color: #94a3b8;
}

.chat-textarea:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.send-btn {
  position: absolute;
  right: 8px;
  bottom: 8px;
  width: 36px;
  height: 36px;
  background-color: #1e293b;
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.send-btn:hover {
  background-color: #334155;
}

.send-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* 输入提示 */
.input-hint {
  text-align: center;
  margin-top: 8px;
  font-size: 10px;
  color: #94a3b8;
}


/* === 滚动条 === */
.sidebar-history::-webkit-scrollbar,
.workspace-messages::-webkit-scrollbar {
  width: 6px;
}

.sidebar-history::-webkit-scrollbar-track,
.workspace-messages::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar-history::-webkit-scrollbar-thumb,
.workspace-messages::-webkit-scrollbar-thumb {
  background-color: #cbd5e1;
  border-radius: 3px;
}

.sidebar-history::-webkit-scrollbar-thumb:hover,
.workspace-messages::-webkit-scrollbar-thumb:hover {
  background-color: #94a3b8;
}

/* === 消息中的附件显示 === */
.message-attachments {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

/* FileCard 在消息中的显示样式 */
.message-file-cards {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 8px;
  max-width: 320px;
}

.message-item.user .message-file-cards {
  margin-left: auto;
}

/* 自定义 FileCard 样式以适配对话场景 */
.message-file-cards :global(.ant-file-card) {
  background: rgba(255, 255, 255, 0.95);
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

/* 附件预览区域的 FileCard.List 样式 */
.attachments-preview :global(.ant-file-card-list) {
  gap: 8px;
}

.attachments-preview :global(.ant-file-card) {
  background: rgba(255, 255, 255, 0.95);
  border-radius: 8px;
}

/* ============================================ */
/* MarkdownContent 组件样式 */
/* ============================================ */
.message-bubble .markdown-content {
  white-space: normal;
}

.message-bubble .markdown-content p {
  margin: 0 0 8px 0;
}

.message-bubble .markdown-content p:last-child {
  margin-bottom: 0;
}

.message-bubble .markdown-content .md-divider {
  border: none;
  border-top: 1px solid #E5E7EB;
  margin: 12px 0;
}

.message-bubble .markdown-content h1,
.message-bubble .markdown-content h2,
.message-bubble .markdown-content h3 {
  margin: 16px 0 8px 0;
  font-weight: 700;
  line-height: 1.4;
}

.message-bubble .markdown-content h1:first-child,
.message-bubble .markdown-content h2:first-child,
.message-bubble .markdown-content h3:first-child {
  margin-top: 0;
}

.message-bubble .markdown-content h1 {
  font-size: 1.3em;
}.message-bubble .markdown-content h2 {
  font-size: 1.2em;
}.message-bubble .markdown-content h3 {
  font-size: 1.1em;
}.message-bubble .markdown-content ul,
.message-bubble .markdown-content ol {
  margin: 8px 0 12px 0;
  padding-left: 24px;
}

.message-bubble .markdown-content ul {
  list-style-type: disc;
}.message-bubble .markdown-content ol {
  list-style-type: decimal;
}.message-bubble .markdown-content li {
  margin: 6px 0;
  line-height: 1.6;
  display: list-item;
}.message-bubble .markdown-content li::marker {
  color: #4F6EF2;
}

.message-bubble .markdown-content strong {
  font-weight: 700;
  color: #1F2937;
}

.message-bubble .markdown-content em {
  font-style: italic;
  color: #4B5563;
}.message-bubble .markdown-content code {
  background: rgba(79, 110, 242, 0.1);
  color: #4F6EF2;
  padding: 2px 6px;
  border-radius: 4px;
  font-family: 'Monaco', 'Consolas', 'Courier New', monospace;
  font-size: 0.9em;
}