/* Markdown 编辑器：工具栏 + 左右分栏（编辑 / 预览）+ 预览排版 */
.mde-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;margin-bottom:.75rem}
.mde-toolbar-2{padding-top:.75rem;border-top:1px solid #eef1f5}
.mde-group{display:inline-flex}
.mde-group .btn{border-radius:0}
.mde-group .btn:first-child{border-top-left-radius:.25rem;border-bottom-left-radius:.25rem}
.mde-group .btn:last-child{border-top-right-radius:.25rem;border-bottom-right-radius:.25rem}
.mde-group .btn+.btn{margin-left:-1px}
.mde-breaks{margin-bottom:0}

.mde-panes{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.mde-panes.is-edit,.mde-panes.is-preview{grid-template-columns:1fr}
.mde-panes.is-edit .mde-preview{display:none}
.mde-panes.is-preview .mde-edit{display:none}
.mde-pane{min-width:0}

textarea.mde-area{display:block;width:100%;height:32rem;padding:.875rem 1rem;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;font-size:14px;line-height:1.75;white-space:pre-wrap;resize:vertical;tab-size:2}
.mde-area.is-drop{border-color:var(--site-primary);background:var(--site-tint);box-shadow:0 0 0 .2rem rgba(var(--site-primary-rgb),.16)}

.mde-render{height:32rem;overflow:auto;padding:1rem 1.125rem;border:1px solid #e2e6ed;border-radius:.5rem;background:#fff;line-height:1.75;word-wrap:break-word}
.mde-render:empty:before{content:"预览区：左边输入内容，这里实时显示效果";color:#9aa4b2;font-size:13px}

/* 预览排版（也是导出 HTML 时的参照） */
.mde-render>*:first-child,.mde-render .md-p:first-child{margin-top:0}
.mde-render .md-h{margin:1.25rem 0 .625rem;font-weight:600;line-height:1.35}
.mde-render .md-h1{margin-top:.5rem;padding-bottom:.4rem;font-size:1.5rem;border-bottom:1px solid #eef1f5}
.mde-render .md-h2{font-size:1.25rem;border-bottom:1px solid #f3f5f8}
.mde-render .md-h3{font-size:1.075rem}
.mde-render .md-h4,.mde-render .md-h5,.mde-render .md-h6{font-size:1rem}
.mde-render .md-p{margin:0 0 .75rem}
.mde-render .md-ul,.mde-render .md-ol{margin:0 0 .75rem;padding-left:1.5rem}
.mde-render .md-li{margin:.2rem 0}
.mde-render .md-li>.md-ul,.mde-render .md-li>.md-ol{margin-top:.2rem;margin-bottom:.2rem}
.mde-render .md-task{list-style:none;margin-left:-1.25rem}
.mde-render .md-task input{margin-right:.375rem;vertical-align:-.0625rem}
.mde-render .md-task.is-done{color:#8a94a3;text-decoration:line-through}
.mde-render .md-quote{margin:0 0 .75rem;padding:.5rem .875rem;border-left:3px solid var(--site-primary);background:var(--site-tint);color:#495464}
.mde-render .md-code{padding:.125rem .375rem;border-radius:.25rem;background:#f1f3f7;color:#c7254e;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.875em}
.mde-render .md-pre{margin:0 0 .75rem;padding:.75rem .875rem;border-radius:.5rem;background:#1f2937;color:#e5e7eb;overflow:auto}
.mde-render .md-pre code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;white-space:pre;background:none;padding:0;color:inherit}
.mde-render .md-table-wrap{margin:0 0 .75rem;overflow-x:auto}
.mde-render .md-table{width:100%;border-collapse:collapse;font-size:14px}
.mde-render .md-table th,.mde-render .md-table td{padding:.4rem .625rem;border:1px solid #e2e6ed}
.mde-render .md-table th{background:#f7f9fc;font-weight:600}
.mde-render .md-img{max-width:100%;height:auto;border-radius:.375rem}
.mde-render .md-hr{margin:1.25rem 0;border:0;border-top:1px solid #e2e6ed}
.mde-render a{color:var(--site-primary);text-decoration:none}
.mde-render a:hover{text-decoration:underline}

.mde-foot{display:flex;flex-wrap:wrap;gap:1rem;margin-top:.5rem}
.mde-notes li+li{margin-top:.375rem}
.mde-notes kbd{vertical-align:.0625rem}
.mde-cheat td,.mde-cheat th{vertical-align:middle}
.mde-cheat td:first-child{white-space:nowrap}

@media (max-width:767.98px){
  .mde-panes{grid-template-columns:1fr}
  textarea.mde-area,.mde-render{height:20rem}
  .mde-toolbar-2 .ms-auto{margin-left:0!important}
}