:host {
  display: block;
  height: 100%;
}

.ai-response-container {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--mat-app-background-color, #f5f5f5);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* 头部工具栏 */
.header-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: white;
  border-bottom: 1px solid var(--mat-divider-color, #e0e0e0);
  min-height: 56px;
  box-sizing: border-box;
}

.session-info {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.type-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 16px;
  color: white;
  font-size: 12px;
  font-weight: 500;
}

.type-icon {
  font-size: 16px;
  width: 16px;
  height: 16px;
  line-height: 16px;
}

.type-label {
  line-height: 1;
}

.session-id, .timestamp, .empty-state {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--mat-secondary-text-color, #666);
}

.empty-state {
  font-size: 14px;
  color: var(--mat-primary-text-color, #333);
  
  mat-icon {
    color: var(--mat-primary-color, #3f51b5);
  }
}

.toolbar-actions {
  display: flex;
  gap: 4px;
}

/* 内容区域 */
.content-area {
  flex: 1;
  overflow: auto;
  padding: 16px;
  background: white;
  transition: all 0.3s ease;
  
  &.streaming {
    background: linear-gradient(135deg, #f9f9ff 0%, #f0f8ff 100%);
  }
  
  &.collapsed {
    max-height: 200px;
    overflow: hidden;
    position: relative;
    
    &::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      height: 60px;
      background: linear-gradient(to bottom, transparent, white);
      pointer-events: none;
    }
  }
}

.content-wrapper {
  min-height: 100%;
}

.response-content {
  font-size: 14px;
  line-height: 1.6;
  color: var(--mat-primary-text-color, #333);
  
  // Markdown样式增强
  ::ng-deep {
    h1, h2, h3, h4 {
      margin-top: 1.2em;
      margin-bottom: 0.6em;
      color: var(--mat-primary-color, #3f51b5);
    }
    
    code {
      background: var(--mat-app-background-color, #f5f5f5);
      padding: 2px 6px;
      border-radius: 4px;
      font-family: 'Courier New', monospace;
      font-size: 0.9em;
    }
    
    pre {
      background: #1e1e1e;
      color: #d4d4d4;
      padding: 16px;
      border-radius: 6px;
      overflow: auto;
      margin: 1em 0;
      
      code {
        background: transparent;
        padding: 0;
        border-radius: 0;
        font-size: 0.9em;
        line-height: 1.5;
      }
    }
    
    blockquote {
      border-left: 4px solid var(--mat-primary-color, #3f51b5);
      margin: 1em 0;
      padding-left: 1em;
      color: var(--mat-secondary-text-color, #666);
      font-style: italic;
    }
    
    ul, ol {
      padding-left: 1.5em;
      margin: 0.5em 0;
    }
    
    table {
      border-collapse: collapse;
      width: 100%;
      margin: 1em 0;
      
      th, td {
        border: 1px solid var(--mat-divider-color, #e0e0e0);
        padding: 8px 12px;
        text-align: left;
      }
      
      th {
        background: var(--mat-app-background-color, #f5f5f5);
        font-weight: 600;
      }
    }
  }
}

.streaming-indicator {
  margin-top: 20px;
  padding: 12px;
  background: rgba(33, 150, 243, 0.05);
  border-radius: 8px;
  border: 1px solid rgba(33, 150, 243, 0.2);
  
  .streaming-text {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
    font-size: 12px;
    color: var(--mat-primary-color, #3f51b5);
    
    mat-icon {
      font-size: 16px;
      width: 16px;
      height: 16px;
      line-height: 16px;
      animation: pulse 1.5s infinite;
    }
  }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.response-complete {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  padding: 8px 12px;
  background: rgba(76, 175, 80, 0.1);
  border-radius: 8px;
  color: #2e7d32;
  font-size: 13px;
  
  mat-icon {
    color: #2e7d32;
    font-size: 16px;
    width: 16px;
    height: 16px;
    line-height: 16px;
  }
}

.no-response {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--mat-secondary-text-color, #666);
  text-align: center;
  
  .empty-icon {
    font-size: 48px;
    width: 48px;
    height: 48px;
    line-height: 48px;
    margin-bottom: 16px;
    color: var(--mat-primary-color, #3f51b5);
    opacity: 0.3;
  }
  
  .hint {
    font-size: 12px;
    margin-top: 4px;
    color: var(--mat-secondary-text-color, #888);
  }
}

/* 响应历史 */
.response-history {
  border-top: 1px solid var(--mat-divider-color, #e0e0e0);
  background: var(--mat-app-background-color, #f5f5f5);
  max-height: 200px;
  overflow: auto;
}

.history-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 500;
  color: var(--mat-secondary-text-color, #666);
  background: rgba(0, 0, 0, 0.02);
  border-bottom: 1px solid var(--mat-divider-color, #e0e0e0);
}

.history-list {
  padding: 8px;
}

.history-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: white;
  border-radius: 6px;
  margin-bottom: 6px;
  cursor: pointer;
  border-left: 3px solid;
  transition: all 0.2s ease;
  
  &:hover {
    background: var(--mat-app-background-color, #f5f5f5);
    transform: translateX(2px);
  }
  
  &:active {
    transform: translateX(0);
  }
}

.history-type-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.2;
  
  mat-icon {
    font-size: 16px;
    width: 16px;
    height: 16px;
    line-height: 16px;
    color: white;
  }
}

.history-content {
  flex: 1;
  overflow: hidden;
}

.history-session {
  font-size: 10px;
  color: var(--mat-secondary-text-color, #888);
  margin-bottom: 2px;
}

.history-preview {
  font-size: 11px;
  color: var(--mat-primary-text-color, #444);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.history-time {
  font-size: 10px;
  color: var(--mat-secondary-text-color, #888);
  white-space: nowrap;
}

/* 滚动条样式 */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--mat-divider-color, #ccc);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--mat-secondary-text-color, #999);
}

/* 响应式设计 */
@media (max-width: 768px) {
  .header-toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  
  .session-info {
    justify-content: space-between;
  }
  
  .toolbar-actions {
    align-self: flex-end;
  }
}