page {
  background-color: #f5f6fa;
  color: #1a1a2e;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.chat-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  background-color: #f5f6fa;
}

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 88rpx;
  padding: 0 24rpx;
  background-color: #ffffff;
  border-bottom: 1rpx solid #e5e7eb;
  flex-shrink: 0;
}

.chat-header-title {
  font-size: 30rpx;
  font-weight: 600;
  color: #1a1a2e;
}

.message-list {
  flex: 1;
  padding: 20rpx;
  padding-bottom: 200rpx;
  box-sizing: border-box;
  overflow: hidden;
}

.quick-questions {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40rpx 20rpx;
}

.welcome-text {
  font-size: 32rpx;
  color: #1a1a2e;
  margin-bottom: 40rpx;
  text-align: center;
  font-weight: 500;
}

.quick-list {
  display: flex;
  flex-direction: column;
  width: 100%;
  gap: 20rpx;
}

.quick-item {
  background-color: #ffffff;
  border-radius: 16rpx;
  padding: 24rpx 32rpx;
  font-size: 28rpx;
  color: #4c6ef5;
  box-shadow: 0 2rpx 12rpx rgba(0, 0, 0, 0.04);
  text-align: center;
  border: 1rpx solid #e5e7eb;
  transition: all 0.2s ease;
}

.quick-item:active {
  transform: scale(0.98);
  background-color: rgba(76, 110, 245, 0.05);
}

.message-item {
  display: flex;
  flex-direction: column;
  margin-bottom: 32rpx;
}

.message-item.ai {
  align-items: flex-start;
}

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

.message-time {
  font-size: 22rpx;
  color: #9ca3af;
  margin-top: 8rpx;
  padding: 0 4rpx;
}

.message-item.ai .message-time {
  text-align: left;
  align-self: flex-start;
}

.message-item.user .message-time {
  text-align: right;
  align-self: flex-end;
}

.avatar {
  width: 64rpx;
  height: 64rpx;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-bottom: 12rpx;
}

.user-avatar {
  background: linear-gradient(135deg, #4c6ef5, #748ffc);
  box-shadow: 0 4rpx 12rpx rgba(76, 110, 245, 0.25);
}

.ai-avatar {
  background: linear-gradient(135deg, #20c997, #51cf66);
  box-shadow: 0 4rpx 12rpx rgba(32, 201, 151, 0.25);
}

.avatar-text {
  color: #fff;
  font-size: 26rpx;
  font-weight: 500;
}

.message-content {
  display: flex;
  flex-direction: column;
  max-width: 95%;
}

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

.message-item.ai .message-content {
  align-items: flex-start;
}

.message-bubble {
  padding: 20rpx 24rpx;
  border-radius: 16rpx;
  font-size: 28rpx;
  line-height: 1.6;
  word-break: break-word;
  max-width: 100%;
}

.user-bubble {
  background: linear-gradient(135deg, #4c6ef5, #748ffc);
  color: #fff;
  border-bottom-right-radius: 4rpx;
  box-shadow: 0 4rpx 12rpx rgba(76, 110, 245, 0.2);
  margin-right: 4rpx;
}

.ai-bubble {
  background-color: #ffffff;
  color: #1a1a2e;
  border-bottom-left-radius: 4rpx;
  box-shadow: 0 2rpx 12rpx rgba(0, 0, 0, 0.04);
  border: 1rpx solid #e5e7eb;
  margin-left: 4rpx;
}

/* Markdown 渲染区域 */
.message-markdown {
  width: 100%;
  font-size: 28rpx;
  color: #1a1a2e;
  line-height: 1.6;
}

/* 表格样式覆盖（防止过宽） */
.message-markdown .t-chat-markdown-table {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1rpx solid #e5e7eb;
  border-radius: 8rpx;
}

.message-markdown .t-chat-markdown-table__container {
  display: table;
  min-width: 100%;
  max-width: max-content;
  border-collapse: collapse;
  white-space: normal;
  table-layout: fixed;
  word-break: break-word;
}

.message-markdown .t-chat-markdown-table__th,
.message-markdown .t-chat-markdown-table__td {
  padding: 8rpx 12rpx;
  font-size: 24rpx;
  line-height: 1.4;
  white-space: normal;
  word-break: break-word;
  word-wrap: break-word;
  overflow-wrap: break-word;
  max-width: 320rpx;
}

.message-markdown .t-chat-markdown-table__th {
  background-color: #f5f6fa;
  font-weight: 600;
  color: #1a1a2e;
}

.message-markdown .t-chat-markdown-table__tr:nth-child(2n) {
  background-color: #fafbfc;
}

/* 代码块样式覆盖 */
.message-markdown .t-chat-markdown-codespan,
.message-markdown .t-chat-markdown-code {
  font-size: 24rpx;
  word-break: break-all;
}

.typing-indicator {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin-bottom: 32rpx;
}

.typing-bubble {
  display: flex;
  align-items: center;
  gap: 12rpx;
  background-color: #ffffff;
  padding: 24rpx 32rpx;
  border-radius: 16rpx;
  border-bottom-left-radius: 4rpx;
  box-shadow: 0 2rpx 12rpx rgba(0, 0, 0, 0.04);
  border: 1rpx solid #e5e7eb;
}

.dot {
  width: 16rpx;
  height: 16rpx;
  background-color: #9ca3af;
  border-radius: 50%;
  animation: bounce 1.4s infinite ease-in-out both;
}

.dot:nth-child(1) {
  animation-delay: -0.32s;
}

.dot:nth-child(2) {
  animation-delay: -0.16s;
}

@keyframes bounce {
  0%, 80%, 100% {
    transform: scale(0.6);
  }
  40% {
    transform: scale(1);
  }
}

.input-area {
  display: flex;
  align-items: center;
  padding: 20rpx 24rpx;
  background-color: #ffffff;
  gap: 16rpx;
  box-sizing: border-box;
}

.chat-footer {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10;
  background-color: #ffffff;
}

.chat-toolbar {
  display: flex;
  align-items: right;
  justify-content: right;
  padding: 12rpx 24rpx;
  background-color: #f5f6fa;
  border-top: 1rpx solid #e5e7eb;
  border-bottom: 1rpx solid #e5e7eb;
}

.chat-toolbar-action {
  display: flex;
  align-items: right;
  justify-content: right;
  padding: 6rpx 24rpx;
  border-radius: 24rpx;
  background-color: #ffffff;
  border: 1rpx solid #e5e7eb;
  transition: all 0.2s ease;
}

.chat-toolbar-action:active {
  transform: scale(0.96);
  background-color: rgba(76, 110, 245, 0.08);
  border-color: #4c6ef5;
}

.chat-toolbar-action text {
  font-size: 24rpx;
  color: #6b7280;
}

.chat-input {
  flex: 1;
  height: 72rpx;
  background-color: #f5f6fa;
  border-radius: 36rpx;
  padding: 0 28rpx;
  font-size: 28rpx;
  color: #1a1a2e;
  border: 1rpx solid #e5e7eb;
}

.chat-input::placeholder {
  color: #9ca3af;
}

.send-btn {
  width: 120rpx;
  height: 72rpx;
  background-color: #e5e7eb;
  border-radius: 36rpx;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.send-btn.active {
  background: linear-gradient(135deg, #4c6ef5, #748ffc);
  box-shadow: 0 4rpx 12rpx rgba(76, 110, 245, 0.25);
}

.send-text {
  color: #9ca3af;
  font-size: 28rpx;
  font-weight: 500;
  transition: color 0.2s ease;
}

.send-btn.active .send-text {
  color: #FFFFFF;
}