<template>
  <div class="tiptap-editor-wrapper" :class="{ focused: isFocused }">
    <div v-if="editor" class="tiptap-toolbar">
      <div class="toolbar-group">
        <button
          title="加粗"
          :class="{ active: editor.isActive('bold') }"
          @click="editor.chain().focus().toggleBold().run()"
        >
          <strong>B</strong>
        </button>
        <button
          title="斜体"
          :class="{ active: editor.isActive('italic') }"
          @click="editor.chain().focus().toggleItalic().run()"
        >
          <em>I</em>
        </button>
        <button
          title="下划线"
          :class="{ active: editor.isActive('underline') }"
          @click="editor.chain().focus().toggleUnderline().run()"
        >
          <u>U</u>
        </button>
        <button
          title="删除线"
          :class="{ active: editor.isActive('strike') }"
          @click="editor.chain().focus().toggleStrike().run()"
        >
          <s>S</s>
        </button>
      </div>

      <div class="toolbar-divider"></div>

      <div class="toolbar-group">
        <select
          title="标题"
          :value="currentHeadingLevel"
          @change="setHeading($event.target.value)"
        >
          <option value="0">正文</option>
          <option value="1">标题 1</option>
          <option value="2">标题 2</option>
          <option value="3">标题 3</option>
          <option value="4">标题 4</option>
        </select>
      </div>

      <div class="toolbar-divider"></div>

      <div class="toolbar-group">
        <button
          title="有序列表"
          :class="{ active: editor.isActive('orderedList') }"
          @click="editor.chain().focus().toggleOrderedList().run()"
        >
          1.
        </button>
        <button
          title="无序列表"
          :class="{ active: editor.isActive('bulletList') }"
          @click="editor.chain().focus().toggleBulletList().run()"
        >
          &bull;
        </button>
      </div>

      <div class="toolbar-divider"></div>

      <div class="toolbar-group">
        <button
          title="引用"
          :class="{ active: editor.isActive('blockquote') }"
          @click="editor.chain().focus().toggleBlockquote().run()"
        >
          &ldquo;
        </button>
        <button
          title="代码块"
          :class="{ active: editor.isActive('codeBlock') }"
          @click="editor.chain().focus().toggleCodeBlock().run()"
        >
          &lt;/&gt;
        </button>
        <button
          title="行内代码"
          :class="{ active: editor.isActive('code') }"
          @click="editor.chain().focus().toggleCode().run()"
        >
          Code
        </button>
      </div>

      <div class="toolbar-divider"></div>

      <div class="toolbar-group">
        <button
          title="水平线"
          @click="editor.chain().focus().setHorizontalRule().run()"
        >
          &mdash;
        </button>
      </div>

      <div class="toolbar-divider"></div>

      <div class="toolbar-group">
        <button
          title="插入链接"
          :class="{ active: editor.isActive('link') }"
          @click="toggleLink"
        >
          &#128279;
        </button>
        <button title="上传图片" @click="triggerImageUpload">
          &#128247;
        </button>
        <input
          ref="imageInputRef"
          type="file"
          accept="image/*"
          style="display: none"
          @change="handleImageUpload"
        />
        <button title="插入视频" @click="insertVideo">
          &#9654;
        </button>
        <button title="上传附件" @click="triggerAttachmentUpload">
          &#128206;
        </button>
        <input
          ref="attachmentInputRef"
          type="file"
          accept="*/*"
          multiple
          style="display: none"
          @change="handleAttachmentUpload"
        />
      </div>

      <div class="toolbar-divider"></div>

      <div class="toolbar-group">
        <button
          title="插入表格"
          @click="editor.chain().focus().insertTable({ rows: 3, cols: 3, withHeaderRow: true }).run()"
        >
          &#9638;
        </button>
        <template v-if="editor.isActive('table')">
          <button title="删除表格" @click="editor.chain().focus().deleteTable().run()">
            &#10005; 表
          </button>
          <button title="删除行" @click="editor.chain().focus().deleteRow().run()">
            - 行
          </button>
          <button title="删除列" @click="editor.chain().focus().deleteColumn().run()">
            - 列
          </button>
          <button title="合并单元格" @click="editor.chain().focus().mergeCells().run()">
            合并
          </button>
        </template>
      </div>

      <div class="toolbar-divider"></div>

      <div class="toolbar-group">
        <div class="color-picker-wrapper" title="文字颜色">
          <span class="color-label" :style="{ borderBottomColor: currentTextColor }">A</span>
          <input
            type="color"
            :value="currentTextColor"
            @input="editor.chain().focus().setColor($event.target.value).run()"
          />
        </div>
        <div class="color-picker-wrapper" title="背景色">
          <span class="color-label highlight" :style="{ backgroundColor: currentHighlightColor }">A</span>
          <input
            type="color"
            :value="currentHighlightColor"
            @input="editor.chain().focus().toggleHighlight({ color: $event.target.value }).run()"
          />
        </div>
      </div>

      <div class="toolbar-divider"></div>

      <div class="toolbar-group">
        <button
          title="左对齐"
          :class="{ active: editor.isActive({ textAlign: 'left' }) }"
          @click="editor.chain().focus().setTextAlign('left').run()"
        >
          &#8676;
        </button>
        <button
          title="居中"
          :class="{ active: editor.isActive({ textAlign: 'center' }) }"
          @click="editor.chain().focus().setTextAlign('center').run()"
        >
          &#8596;
        </button>
        <button
          title="右对齐"
          :class="{ active: editor.isActive({ textAlign: 'right' }) }"
          @click="editor.chain().focus().setTextAlign('right').run()"
        >
          &#8677;
        </button>
        <button
          title="两端对齐"
          :class="{ active: editor.isActive({ textAlign: 'justify' }) }"
          @click="editor.chain().focus().setTextAlign('justify').run()"
        >
          &#8615;
        </button>
      </div>

      <div class="toolbar-divider"></div>

      <div class="toolbar-group">
        <button
          title="撤销"
          :disabled="!editor.can().undo()"
          @click="editor.chain().focus().undo().run()"
        >
          &#8617;
        </button>
        <button
          title="重做"
          :disabled="!editor.can().redo()"
          @click="editor.chain().focus().redo().run()"
        >
          &#8618;
        </button>
      </div>
    </div>

    <div class="editor-container">
      <editor-content :editor="editor" class="tiptap-content" />
    </div>
  </div>
</template>

<script setup>
import { ref, watch, computed, onBeforeUnmount } from 'vue';
import { useEditor, EditorContent } from '@tiptap/vue-3';
import StarterKit from '@tiptap/starter-kit';
import { Underline } from '@tiptap/extension-underline';
import { TextStyle } from '@tiptap/extension-text-style';
import { Color } from '@tiptap/extension-color';
import { Highlight } from '@tiptap/extension-highlight';
import { Placeholder } from '@tiptap/extension-placeholder';
import { Link } from '@tiptap/extension-link';
import { Image } from '@tiptap/extension-image';
import { Table } from '@tiptap/extension-table';
import { TableRow } from '@tiptap/extension-table-row';
import { TableCell } from '@tiptap/extension-table-cell';
import { TableHeader } from '@tiptap/extension-table-header';
import { TextAlign } from '@tiptap/extension-text-align';
import { ElMessage } from 'element-plus';
import { uploadFile } from '@/api/file';

const props = defineProps({
  modelValue: {
    type: String,
    default: '',
  },
});

const emit = defineEmits(['update:modelValue']);

const isFocused = ref(false);
const imageInputRef = ref(null);
const attachmentInputRef = ref(null);
const currentTextColor = ref('#000000');
const currentHighlightColor = ref('#ffff00');

const currentHeadingLevel = computed(() => {
  if (!editor.value) return '0';
  for (let i = 1; i <= 6; i++) {
    if (editor.value.isActive('heading', { level: i })) return String(i);
  }
  return '0';
});

const getUploadUrl = () => {
  return import.meta.env.VITE_API_BASE_URL;
};

const getAuthHeaders = () => {
  const token = localStorage.getItem('token');
  return token ? { Authorization: `Bearer ${token}` } : {};
};

const editor = useEditor({
  content: props.modelValue || '',
  extensions: [
    StarterKit,
    Underline,
    TextStyle,
    Color,
    Highlight.configure({ multicolor: true }),
    Placeholder.configure({ placeholder: '请输入内容...' }),
    Link.configure({ openOnClick: false }),
    Image,
    Table.configure({ resizable: true }),
    TableRow,
    TableCell,
    TableHeader,
    TextAlign.configure({ types: ['heading', 'paragraph'] }),
  ],
  editorProps: {
    attributes: {
      class: 'tiptap',
    },
  },
  onUpdate: ({ editor: e }) => {
    if (!isDestroyed) {
      emit('update:modelValue', e.getHTML());
    }
  },
  onFocus: () => { isFocused.value = true; },
  onBlur: () => { isFocused.value = false; },
});

let isDestroyed = false;

watch(
  () => props.modelValue,
  (newVal) => {
    if (isDestroyed || !editor.value) return;
    const currentHtml = editor.value.getHTML();
    if (newVal !== currentHtml) {
      editor.value.commands.setContent(newVal || '', false);
    }
  },
);

const setHeading = (level) => {
  if (!editor.value) return;
  const l = parseInt(level);
  if (l === 0) {
    editor.value.chain().focus().setParagraph().run();
  } else {
    editor.value.chain().focus().toggleHeading({ level: l }).run();
  }
};

const toggleLink = () => {
  if (!editor.value) return;
  if (editor.value.isActive('link')) {
    editor.value.chain().focus().unsetLink().run();
    return;
  }
  const url = window.prompt('请输入链接地址:', 'https://');
  if (url) {
    editor.value.chain().focus().setLink({ href: url }).run();
  }
};

const triggerImageUpload = () => {
  imageInputRef.value?.click();
};

const handleImageUpload = async (event) => {
  const file = event.target.files?.[0];
  if (!file || !editor.value) return;
  event.target.value = '';

  try {
    const formData = new FormData();
    formData.append('file', file);
    formData.append('cate', 'article');

    const response = await uploadFile(formData);

    if (response && (response.code === 200 || response.code === 201) && response.data?.url) {
      const fileUrl = response.data.url;
      const baseUrl = getUploadUrl() || window.location.origin;

      let fullUrl = fileUrl;
      if (!fileUrl.startsWith('http')) {
        const base = baseUrl.replace(/\/$/, '');
        const url = fileUrl.startsWith('/') ? fileUrl : '/' + fileUrl;
        fullUrl = `${base}${url}`;
      }

      editor.value.chain().focus().setImage({ src: fullUrl, alt: file.name }).run();
      ElMessage.success(response.code === 201 ? '使用已有图片' : '图片上传成功');
    } else {
      ElMessage.error('上传失败：' + (response?.msg || '未知错误'));
    }
  } catch (error) {
    console.error('Upload error:', error);
    ElMessage.error('上传失败：' + (error.message || '未知错误'));
  }
};

const insertVideo = () => {
  if (!editor.value) return;
  const url = window.prompt('请输入视频地址:', 'https://');
  if (url) {
    editor.value.chain().focus().insertContent(`<video src="${url}" controls style="max-width:100%"></video>`).run();
  }
};

const triggerAttachmentUpload = () => {
  attachmentInputRef.value?.click();
};

const handleAttachmentUpload = async (event) => {
  const files = Array.from(event.target.files || []);
  if (!files.length || !editor.value) return;
  event.target.value = '';

  for (const file of files) {
    try {
      const formData = new FormData();
      formData.append('file', file);
      // 可以根据文件类型设置不同的分类
      const fileType = getFileCategory(file);
      formData.append('cate', fileType);

      const response = await uploadFile(formData);

      if (response && (response.code === 200 || response.code === 201) && response.data?.url) {
        const fileUrl = response.data.url;
        const baseUrl = getUploadUrl() || window.location.origin;

        let fullUrl = fileUrl;
        if (!fileUrl.startsWith('http')) {
          const base = baseUrl.replace(/\/$/, '');
          const url = fileUrl.startsWith('/') ? fileUrl : '/' + fileUrl;
          fullUrl = `${base}${url}`;
        }

        // 插入附件链接
        insertAttachmentLink(file.name, fullUrl, file.size, file.type);
        
        ElMessage.success(response.code === 201 ? `使用已有文件: ${file.name}` : `文件上传成功: ${file.name}`);
      } else {
        ElMessage.error(`上传失败 ${file.name}: ` + (response?.msg || '未知错误'));
      }
    } catch (error) {
      console.error('Attachment upload error:', error);
      ElMessage.error(`上传失败 ${file.name}: ` + (error.message || '未知错误'));
    }
  }
};

const getFileCategory = (file) => {
  const fileType = file.type;
  if (fileType.startsWith('image/')) return 'image';
  if (fileType.startsWith('video/')) return 'video';
  if (fileType.startsWith('audio/')) return 'audio';
  if (fileType.includes('pdf')) return 'pdf';
  if (fileType.includes('word') || file.name.match(/\.(doc|docx)$/i)) return 'word';
  if (fileType.includes('excel') || file.name.match(/\.(xls|xlsx)$/i)) return 'excel';
  if (fileType.includes('powerpoint') || file.name.match(/\.(ppt|pptx)$/i)) return 'ppt';
  if (fileType.includes('zip') || fileType.includes('rar') || file.name.match(/\.(zip|rar|7z|tar|gz)$/i)) return 'archive';
  return 'document';
};

const insertAttachmentLink = (fileName, fileUrl, fileSize, fileType) => {
  if (!editor.value) return;
  
  const sizeText = formatFileSize(fileSize);
  const fileIcon = getFileIcon(fileType, fileName);
  
  // 创建附件链接，包含图标、文件名、大小和下载链接
  const attachmentHtml = `
    <div class="attachment-link" style="display: flex; align-items: center; gap: 8px; margin: 8px 0; padding: 8px 12px; background: #f5f7fa; border-radius: 4px; border: 1px solid #e4e7ed;">
      <span style="font-size: 20px;">${fileIcon}</span>
      <div style="flex: 1; min-width: 0;">
        <a href="${fileUrl}" target="_blank" rel="noopener noreferrer" style="color: #3973ff; text-decoration: none; font-weight: 500; display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;">
          ${fileName}
        </a>
        <div style="font-size: 12px; color: #909399; margin-top: 2px;">
          ${sizeText} • ${getFileTypeText(fileType)}
        </div>
      </div>
      <a href="${fileUrl}" download="${fileName}" style="color: #409eff; text-decoration: none; padding: 4px 8px; border: 1px solid #409eff; border-radius: 3px; font-size: 12px;">
        下载
      </a>
    </div>
  `;
  
  editor.value.chain().focus().insertContent(attachmentHtml).run();
};

const formatFileSize = (bytes) => {
  if (bytes === 0 || !bytes) return '0 B';
  const k = 1024;
  const sizes = ['B', 'KB', 'MB', 'GB'];
  const i = Math.floor(Math.log(bytes) / Math.log(k));
  return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
};

const getFileIcon = (fileType, fileName) => {
  // 根据文件类型返回相应的图标
  if (fileType.startsWith('image/')) return '🖼️';
  if (fileType.startsWith('video/')) return '🎬';
  if (fileType.startsWith('audio/')) return '🎵';
  if (fileType.includes('pdf') || fileName.match(/\.pdf$/i)) return '📄';
  if (fileType.includes('word') || fileName.match(/\.(doc|docx)$/i)) return '📝';
  if (fileType.includes('excel') || fileName.match(/\.(xls|xlsx)$/i)) return '📊';
  if (fileType.includes('powerpoint') || fileName.match(/\.(ppt|pptx)$/i)) return '📽️';
  if (fileType.includes('zip') || fileType.includes('rar') || fileName.match(/\.(zip|rar|7z|tar|gz)$/i)) return '📦';
  if (fileName.match(/\.(txt|md|json|xml|html|js|ts|css)$/i)) return '📄';
  return '📎';
};

const getFileTypeText = (fileType) => {
  if (fileType.startsWith('image/')) return '图片';
  if (fileType.startsWith('video/')) return '视频';
  if (fileType.startsWith('audio/')) return '音频';
  if (fileType.includes('pdf')) return 'PDF文档';
  if (fileType.includes('word')) return 'Word文档';
  if (fileType.includes('excel')) return 'Excel表格';
  if (fileType.includes('powerpoint')) return 'PPT演示';
  if (fileType.includes('zip') || fileType.includes('rar')) return '压缩文件';
  if (fileType.includes('text')) return '文本文件';
  return '文档文件';
};

defineExpose({
  clear: () => {
    if (isDestroyed || !editor.value) return;
    editor.value.commands.clearContent();
  },
  getContent: () => {
    if (isDestroyed || !editor.value) return props.modelValue;
    return editor.value.getHTML();
  },
  setContent: (content) => {
    if (isDestroyed || !editor.value) return;
    editor.value.commands.setContent(content || '', false);
  },
});

onBeforeUnmount(() => {
  isDestroyed = true;
  editor.value?.destroy();
});
</script>

<style lang="less">
.tiptap-editor-wrapper {
  display: flex;
  flex-direction: column;
  height: 650px;
  border: 1px solid #dcdfe6;
  border-radius: 4px;
  overflow: hidden;
  background: #ffffff;

  &.focused {
    border-color: #409eff;
  }

  .tiptap-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 2px;
    padding: 6px 8px;
    background: #f5f7fa;
    border-bottom: 1px solid #dcdfe6;
    flex-shrink: 0;
    position: sticky;
    top: 0;
    z-index: 10;

    .toolbar-group {
      display: flex;
      align-items: center;
      gap: 2px;

      button, select {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-width: 28px;
        height: 28px;
        padding: 2px 6px;
        border: 1px solid transparent;
        border-radius: 3px;
        background: transparent;
        color: #606266;
        font-size: 13px;
        cursor: pointer;
        transition: all 0.15s;
        line-height: 1;

        &:hover {
          background: #e8eaed;
          color: #303133;
        }

        &.active {
          background: #ecf5ff;
          color: #409eff;
          border-color: #b3d8ff;
        }

        &:disabled {
          opacity: 0.4;
          cursor: not-allowed;
        }
      }

      select {
        min-width: 70px;
        padding: 2px 4px;
        border-color: #dcdfe6;
        background: #fff;
        font-size: 12px;
        cursor: pointer;
      }

      .color-picker-wrapper {
        position: relative;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-width: 28px;
        height: 28px;
        cursor: pointer;

        .color-label {
          font-weight: bold;
          font-size: 14px;
          border-bottom: 3px solid #000;
          line-height: 1;
          padding-bottom: 1px;

          &.highlight {
            border-bottom-color: transparent;
            background-color: #ffff00;
            padding: 0 2px;
          }
        }

        input[type="color"] {
          position: absolute;
          width: 100%;
          height: 100%;
          opacity: 0;
          cursor: pointer;
        }
      }
    }

    .toolbar-divider {
      width: 1px;
      height: 20px;
      background: #dcdfe6;
      margin: 0 4px;
    }
  }

  .editor-container {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 0;

    &::-webkit-scrollbar {
      width: 6px;
      height: 6px;
    }

    &::-webkit-scrollbar-thumb {
      background: #c0c4cc;
      border-radius: 3px;
    }

    &::-webkit-scrollbar-track {
      background: #f5f7fa;
      border-radius: 3px;
    }
  }

  .tiptap-content {
    height: 100%;
  }

  .tiptap {
    outline: none;
    min-height: 100%;
    padding: 16px;

    > * + * {
      margin-top: 0.75em;
    }

    p {
      color: #1a1a2e;
      margin: 8px 0;
      line-height: 1.8;
    }

    h1, h2, h3, h4, h5, h6 {
      color: #1a1a2e;
      font-weight: 600;
      margin: 16px 0 8px;
      line-height: 1.4;
    }

    h1 { font-size: 2em; }
    h2 { font-size: 1.5em; }
    h3 { font-size: 1.25em; }
    h4 { font-size: 1.1em; }

    a {
      color: #3973ff;
      text-decoration: underline;
      cursor: pointer;
    }

    code {
      background: #f5f7fa;
      color: #1a1a2e;
      border: 1px solid #e4e7ed;
      border-radius: 3px;
      padding: 2px 6px;
      font-family: 'Consolas', 'Monaco', monospace;
      font-size: 13px;
    }

    pre {
      background: #f5f7fa;
      border: 1px solid #e4e7ed;
      border-radius: 4px;
      padding: 12px 16px;
      margin: 12px 0;
      overflow-x: auto;

      code {
        background: transparent;
        border: none;
        padding: 0;
        font-size: 13px;
        line-height: 1.6;
        color: #1a1a2e;
      }
    }

    blockquote {
      border-left: 4px solid #3973ff;
      background: #f5f7fa;
      color: #606266;
      padding: 8px 16px;
      margin: 12px 0;

      > * + * {
        margin-top: 0.5em;
      }
    }

    table {
      border-collapse: collapse;
      border: 1px solid #e4e7ed;
      width: 100%;
      margin: 12px 0;
      table-layout: fixed;

      th, td {
        border: 1px solid #e4e7ed;
        padding: 8px 12px;
        min-width: 60px;
        position: relative;
        vertical-align: top;
      }

      th {
        background: #f5f7fa;
        font-weight: 600;
      }

      .selectedCell::after {
        z-index: 2;
        position: absolute;
        content: "";
        left: 0;
        right: 0;
        top: 0;
        bottom: 0;
        background: rgba(200, 200, 255, 0.3);
        pointer-events: none;
      }

      .column-resize-handle {
        position: absolute;
        right: -2px;
        top: 0;
        bottom: -2px;
        width: 4px;
        background: #adf;
        pointer-events: none;
      }

      p {
        margin: 0;
      }
    }

    ul, ol {
      color: #1a1a2e;
      padding-left: 24px;
      margin: 8px 0;
    }

    li {
      color: #1a1a2e;
      line-height: 1.8;
      margin: 4px 0;
    }

    hr {
      border: none;
      border-top: 1px solid #e4e7ed;
      margin: 16px 0;
    }

    img {
      max-width: 100%;
      border-radius: 4px;
      margin: 8px 0;
    }

    video {
      max-width: 100%;
      border-radius: 4px;
      margin: 8px 0;
    }

    mark {
      background-color: #fff3cd;
      padding: 0 2px;
      border-radius: 2px;
    }

    p.is-editor-empty:first-child::before {
      content: attr(data-placeholder);
      float: left;
      color: #adb5bd;
      pointer-events: none;
      height: 0;
    }

    .attachment-link {
      display: flex;
      align-items: center;
      gap: 8px;
      margin: 8px 0;
      padding: 8px 12px;
      background: #f5f7fa;
      border-radius: 4px;
      border: 1px solid #e4e7ed;
      transition: all 0.2s;

      &:hover {
        background: #ecf5ff;
        border-color: #b3d8ff;
      }

      a[href] {
        color: #3973ff;
        text-decoration: none;
        font-weight: 500;
        display: block;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;

        &:hover {
          color: #1d5fdd;
          text-decoration: underline;
        }
      }

      .file-info {
        font-size: 12px;
        color: #909399;
        margin-top: 2px;
      }

      .download-btn {
        color: #409eff;
        text-decoration: none;
        padding: 4px 8px;
        border: 1px solid #409eff;
        border-radius: 3px;
        font-size: 12px;
        transition: all 0.2s;

        &:hover {
          background: #409eff;
          color: white;
        }
      }
    }
  }
}

html.dark {
  .tiptap-editor-wrapper {
    border-color: #3d3d3d;
    background: #1a1a1a;

    .tiptap-toolbar {
      background: #2d2d2d;
      border-color: #3d3d3d;

      .toolbar-group button, .toolbar-group select {
        color: #b0b0b0;

        &:hover {
          background: #3d3d3d;
          color: #e0e0e0;
        }

        &.active {
          background: #1a3a5c;
          color: #409eff;
          border-color: #2a5a8c;
        }
      }

      .toolbar-divider {
        background: #3d3d3d;
      }
    }

    .editor-container {
      &::-webkit-scrollbar-thumb {
        background: #4d4d4d;
      }

      &::-webkit-scrollbar-track {
        background: #2d2d2d;
      }
    }

    .tiptap {
      p, li, h1, h2, h3, h4, h5, h6 {
        color: #e0e0e0;
      }

      a {
        color: #4f84ff;
      }

      code {
        background: #2d2d2d;
        color: #e0e0e0;
        border-color: #3d3d3d;
      }

      pre {
        background: #2d2d2d;
        border-color: #3d3d3d;
        color: #e0e0e0;

        code {
          background: transparent;
          border: none;
          color: #e0e0e0;
        }
      }

      blockquote {
        border-color: #4f84ff;
        background: #2d2d2d;
        color: #b0b0b0;
      }

      table {
        border-color: #3d3d3d;

        th, td {
          border-color: #3d3d3d;
          background: #1a1a1a;
          color: #e0e0e0;
        }

        th {
          background: #2d2d2d;
        }
      }

      ul, ol {
        color: #e0e0e0;
      }

      hr {
        border-color: #3d3d3d;
      }

      mark {
        background-color: #4a3d00;
        color: #ffd666;
      }

      .attachment-link {
        background: #2d2d2d;
        border-color: #3d3d3d;

        &:hover {
          background: #1a3a5c;
          border-color: #2a5a8c;
        }

        a[href] {
          color: #4f84ff;

          &:hover {
            color: #2d68ff;
          }
        }

        .file-info {
          color: #b0b0b0;
        }

        .download-btn {
          color: #409eff;
          border-color: #409eff;

          &:hover {
            background: #409eff;
            color: white;
          }
        }
      }
    }
  }
}
</style>
