:root{font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;color:#111827;background:#f8fafc}*{box-sizing:border-box}body{margin:0}.container{max-width:980px;margin:0 auto;padding:24px}.card{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:16px;margin-bottom:14px}.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}input,textarea,select,button{font:inherit}input,textarea,select{width:100%;border:1px solid #cbd5e1;border-radius:8px;padding:8px}button{border:1px solid #94a3b8;border-radius:8px;padding:7px 12px;cursor:pointer;background:#f8fafc}button:disabled{opacity:.6;cursor:not-allowed}pre{margin:0;font-size:12px;overflow:auto;background:#0f172a;color:#e2e8f0;border-radius:8px;padding:12px}.callout{padding:10px 12px;border-radius:8px;font-size:.94rem;line-height:1.45}.callout.warn{border:1px solid #f59e0b;background:#fffbeb}.callout.ok{border:1px solid #22c55e;background:#f0fdf4}