/* Markdown 编辑器专用样式 */

/* 编辑器容器 */
.editor-container {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 4px 20px var(--shadow);
  overflow: hidden;
  margin-bottom: 32px;
}

/* 工具栏 */
.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: var(--panel-bg);
  border-bottom: 1px solid var(--border);
  gap: 16px;
}

.toolbar-left,
.toolbar-right {
  display: flex;
  gap: 8px;
  align-items: center;
}

.tool-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card);
  color: var(--fg);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
  min-width: 36px;
  height: 36px;
  text-decoration: none;
}

.tool-btn:hover {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--shadow);
}

.tool-btn:active {
  transform: translateY(0);
}

.tool-btn.primary {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
  font-weight: 500;
}

.tool-btn.primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.tool-btn.small {
  padding: 6px 10px;
  min-width: 32px;
  height: 32px;
  font-size: 13px;
}

.tool-btn strong {
  font-weight: 700;
}

.tool-btn em {
  font-style: italic;
}

.tool-btn del {
  text-decoration: line-through;
}

.tool-btn code {
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
  font-size: 12px;
  background: var(--panel-bg);
  padding: 2px 4px;
  border-radius: 4px;
}

/* 编辑器主体 */
.editor-main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 600px;
}

/* 编辑面板 */
.editor-panel,
.preview-panel {
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}

.preview-panel {
  border-right: none;
}

/* 面板头部 */
.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: var(--panel-bg);
  border-bottom: 1px solid var(--border);
}

.panel-header h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--fg);
}

.preview-controls {
  display: flex;
  gap: 8px;
}

.char-count {
  font-size: 13px;
  color: var(--muted);
  background: var(--card);
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
}

/* Markdown 输入框 */
.markdown-input {
  flex: 1;
  border: none;
  outline: none;
  resize: none;
  padding: 24px;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
  font-size: 14px;
  line-height: 1.6;
  background: var(--card);
  color: var(--fg);
  min-height: 500px;
}

.markdown-input::placeholder {
  color: var(--muted);
  opacity: 0.7;
}

.markdown-input:focus {
  background: var(--card);
}

/* Markdown 预览 */
.markdown-preview {
  flex: 1;
  padding: 24px;
  overflow-y: auto;
  background: var(--card);
  color: var(--fg);
  line-height: 1.7;
}

/* Markdown 样式 */
.markdown-preview h1,
.markdown-preview h2,
.markdown-preview h3,
.markdown-preview h4,
.markdown-preview h5,
.markdown-preview h6 {
  margin: 24px 0 16px 0;
  font-weight: 600;
  line-height: 1.3;
  color: var(--fg);
}

.markdown-preview h1 {
  font-size: 2em;
  border-bottom: 2px solid var(--border);
  padding-bottom: 8px;
}

.markdown-preview h2 {
  font-size: 1.5em;
  border-bottom: 1px solid var(--border);
  padding-bottom: 6px;
}

.markdown-preview h3 {
  font-size: 1.25em;
}

.markdown-preview h4 {
  font-size: 1.1em;
}

.markdown-preview h5,
.markdown-preview h6 {
  font-size: 1em;
}

.markdown-preview p {
  margin: 16px 0;
  line-height: 1.7;
}

.markdown-preview ul,
.markdown-preview ol {
  margin: 16px 0;
  padding-left: 24px;
}

.markdown-preview li {
  margin: 8px 0;
  line-height: 1.6;
}

.markdown-preview blockquote {
  margin: 16px 0;
  padding: 12px 20px;
  border-left: 4px solid var(--accent);
  background: var(--panel-bg);
  border-radius: 0 8px 8px 0;
  font-style: italic;
  color: var(--muted);
}

.markdown-preview code {
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
  background: var(--panel-bg);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
  color: var(--accent);
}

.markdown-preview pre {
  margin: 16px 0;
  padding: 16px;
  background: var(--panel-bg);
  border-radius: 8px;
  overflow-x: auto;
  border: 1px solid var(--border);
}

.markdown-preview pre code {
  background: none;
  padding: 0;
  color: var(--fg);
  font-size: 0.9em;
  line-height: 1.5;
}

.markdown-preview a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.markdown-preview a:hover {
  border-bottom-color: var(--accent);
}

.markdown-preview img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 16px 0;
}

.markdown-preview table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.markdown-preview th,
.markdown-preview td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.markdown-preview th {
  background: var(--panel-bg);
  font-weight: 600;
  color: var(--fg);
}

.markdown-preview tr:hover {
  background: var(--panel-bg);
}

.markdown-preview hr {
  margin: 32px 0;
  border: none;
  border-top: 2px solid var(--border);
  border-radius: 1px;
}

/* 代码高亮 */
.markdown-preview .language-javascript,
.markdown-preview .language-js {
  color: #f8f8f2;
}

.markdown-preview .language-python,
.markdown-preview .language-py {
  color: #f8f8f2;
}

.markdown-preview .language-html {
  color: #f8f8f2;
}

.markdown-preview .language-css {
  color: #f8f8f2;
}

.markdown-preview .language-json {
  color: #f8f8f2;
}

/* 错误提示 */
.markdown-preview .error {
  background: #fee2e2;
  color: #dc2626;
  padding: 16px;
  border-radius: 8px;
  border: 1px solid #fecaca;
  margin: 16px 0;
}

/* 返回首页链接 */
.back-home {
  text-align: center;
  margin: 32px 0;
}

.back-link {
  display: inline-flex;
  align-items: center;
  padding: 12px 24px;
  background: var(--card);
  color: var(--fg);
  text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: all 0.2s ease;
  font-weight: 500;
}

.back-link:hover {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--shadow);
}

/* Toast 提示 */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--card);
  color: var(--fg);
  padding: 12px 20px;
  border-radius: 8px;
  border: 1px solid var(--border);
  box-shadow: 0 4px 20px var(--shadow-lg);
  z-index: 1000;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s ease;
  max-width: 300px;
  word-wrap: break-word;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .editor-main {
    grid-template-columns: 1fr;
  }
  
  .editor-panel {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  
  .toolbar {
    flex-direction: column;
    gap: 12px;
  }
  
  .toolbar-left,
  .toolbar-right {
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 16px;
  }
  
  .toolbar {
    padding: 12px 16px;
  }
  
  .panel-header {
    padding: 12px 16px;
  }
  
  .markdown-input,
  .markdown-preview {
    padding: 16px;
  }
  
  .tool-btn {
    padding: 6px 10px;
    min-width: 32px;
    height: 32px;
    font-size: 13px;
  }
  
  .site-title {
    font-size: 2rem;
  }
  
  .site-subtitle {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .toolbar-left,
  .toolbar-right {
    gap: 4px;
  }
  
  .tool-btn {
    padding: 4px 8px;
    min-width: 28px;
    height: 28px;
    font-size: 12px;
  }
  
  .markdown-input,
  .markdown-preview {
    padding: 12px;
    font-size: 13px;
  }
}

/* 滚动条样式 */
.markdown-input::-webkit-scrollbar,
.markdown-preview::-webkit-scrollbar {
  width: 8px;
}

.markdown-input::-webkit-scrollbar-track,
.markdown-preview::-webkit-scrollbar-track {
  background: var(--panel-bg);
}

.markdown-input::-webkit-scrollbar-thumb,
.markdown-preview::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

.markdown-input::-webkit-scrollbar-thumb:hover,
.markdown-preview::-webkit-scrollbar-thumb:hover {
  background: var(--muted);
}

/* 打印样式 */
@media print {
  .toolbar,
  .panel-header,
  .back-home,
  .site-header,
  .site-footer {
    display: none !important;
  }
  
  .editor-container {
    box-shadow: none;
    border: none;
  }
  
  .markdown-preview {
    padding: 0;
  }
}