.tf-ta{width:100%;min-height:360px;resize:vertical;padding:10px 12px;font:14px/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink)}
.tf-btn{font:inherit;font-size:.9rem;padding:6px 12px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);cursor:pointer;margin:0 6px 6px 0}
.tf-btn:hover{border-color:var(--accent);color:var(--accent)}.tf-btn[aria-pressed=true]{background:var(--accent);border-color:var(--accent);color:#fff}
.tf-opts{display:flex;flex-wrap:wrap;gap:4px 16px;margin-bottom:10px}.tf-opts .check{margin:0}
.md-pane{background:#fff;border:1px solid var(--line-strong);border-radius:8px;padding:12px 14px;margin:6px 0 10px;height:360px;overflow:auto;resize:vertical}
pre.md-pane{white-space:pre-wrap;word-break:break-word;font:13px/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;margin-top:6px}
.md-prev{line-height:1.55;word-wrap:break-word}.md-prev>:first-child{margin-top:0}
.md-prev img{max-width:100%}.md-prev pre{background:#f1f3f8;padding:10px;border-radius:6px;overflow:auto}
.md-prev code{font-family:ui-monospace,Menlo,Consolas,monospace;background:#f1f3f8;border-radius:4px;padding:0 3px}.md-prev pre code{padding:0}
.md-prev blockquote{margin:0 0 1em;padding:0 12px;border-left:4px solid var(--line);color:var(--muted)}
.md-prev table{width:auto;margin-bottom:1em}.md-prev th,.md-prev td{border:1px solid var(--line);text-align:left;white-space:normal}
.md-prev h1{font-size:1.6rem;margin:0 0 .6em}.md-prev h2{font-size:1.3rem;margin:1em 0 .5em}
code{font-family:ui-monospace,Menlo,Consolas,monospace;background:#f1f3f8;border-radius:4px;padding:0 4px}