表单与输入
回访问卷自动草稿表单

在回访问卷场景中完成自动草稿表单：包含真实内容、可操作控件、清晰状态反馈和跨尺寸布局。
表单与输入自动草稿表单HTMLCSSJavaScript
启用 JavaScript 后可编辑、运行和保存此案例。固定源码如下：
<!doctype html>
<html lang="zh-Hans" dir="ltr">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>回访问卷自动草稿表单</title>
  <style>
    :root { --ink:#ecf7f3; --paper:#071310; --accent:#af4f45; --secondary:#9eb49f; --line:color-mix(in srgb, var(--ink) 18%, transparent); --shadow:0 24px 60px color-mix(in srgb, var(--ink) 16%, transparent); color-scheme:light; }
    * { box-sizing:border-box; }
    html { min-width:320px; background:var(--paper); }
    body { min-height:100vh; margin:0; overflow-x:hidden; color:var(--ink); font-family:ui-monospace,"SFMono-Regular",Consolas,monospace; background:linear-gradient(color-mix(in srgb,var(--secondary) 5%,transparent) 1px,transparent 1px),linear-gradient(90deg,color-mix(in srgb,var(--secondary) 5%,transparent) 1px,transparent 1px),var(--paper);background-size:24px 24px; }
    button,input,select,textarea { color:inherit; font:inherit; }
    button,[role="button"],input,select,textarea { accent-color:var(--accent); }
    button { cursor:pointer; }
    button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,[tabindex]:focus-visible { outline:3px solid var(--accent); outline-offset:3px; }
    [hidden] { display:none !important; }
    @media (max-width:700px) { .mast h1 { line-height:1.08 !important; letter-spacing:-.035em !important; overflow-wrap:anywhere; } }
    @media (prefers-reduced-motion:reduce) { *,*::before,*::after { scroll-behavior:auto !important; animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; } }
    .page{width:min(1080px,calc(100% - 30px));margin:auto;padding:48px 0}.eyebrow{color:var(--secondary);font:700 12px/1.3 ui-monospace,monospace}.eyebrow::before{content:"> ";color:var(--accent)}.mast{display:grid;grid-template-columns:1fr auto;border:1px solid var(--secondary);padding:18px;gap:24px;align-items:center;margin-bottom:16px}.mast h1{font-family:ui-monospace,"SFMono-Regular",monospace;font-weight:700;font-size:clamp(34px,7vw,72px);letter-spacing:-.055em;margin:12px 0;line-height:1.05}.intro{margin:0;color:color-mix(in srgb,var(--ink) 72%,transparent);font:400 14px/1.7 ui-monospace,monospace}.scenario{padding:7px 10px;border:1px dashed var(--secondary);font:700 11px/1 ui-monospace,monospace}.demo{border-color:var(--secondary);border-radius:8px;box-shadow:0 0 50px color-mix(in srgb,var(--secondary) 15%,transparent);position:relative;min-height:390px;padding:26px;background:color-mix(in srgb,var(--paper) 94%,#000)}@media(max-width:700px){.page{width:calc(100% - 18px);padding:20px 0}.mast{grid-template-columns:1fr}.demo{padding:14px}}
    .panel{padding:26px;border:1px solid var(--line);border-radius:2px;background:var(--paper)}.stack{display:grid;gap:28px}.row{display:flex;gap:20px;flex-wrap:wrap}.action{padding:9px 2px;border:0;border-bottom:2px solid var(--line);background:transparent}.action.primary,.action.is-active{border-color:var(--accent);color:var(--accent)}.muted{font-size:14px;line-height:1.9}.status{min-height:20px;margin-top:28px;font-size:13px}.metric{font-size:clamp(40px,9vw,88px);font-weight:500;letter-spacing:-.06em}.meter{height:2px;background:var(--line)}.meter>i{display:block;height:100%;background:var(--accent)}.chip{font-size:11px;letter-spacing:.12em;text-transform:uppercase}
    .composition-split{display:grid;grid-template-columns:150px minmax(0,1fr);gap:18px;align-items:start}.split-note{position:sticky;top:20px;display:grid;gap:14px;padding:18px 12px;border-block:3px double var(--accent);font-size:13px;line-height:1.65}.split-note b{font:900 12px/1 ui-monospace,monospace;letter-spacing:.12em}.split-note span{writing-mode:vertical-rl;min-height:120px;color:color-mix(in srgb,var(--ink) 60%,transparent)}.composition-split .demo{min-width:0}@media(max-width:900px){.composition-split{grid-template-columns:1fr}.split-note{position:static;grid-template-columns:auto 1fr}.split-note span{writing-mode:horizontal-tb;min-height:0}}
    .draft-editor-lab{display:grid;gap:18px;max-width:920px;margin:auto}.draft-editor-lab header{display:flex;justify-content:space-between;gap:18px;align-items:end}.draft-editor-lab h2{margin:.3em 0}.draft-editor-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(220px,.85fr);gap:18px}.draft-main,.draft-sidebar{display:grid;gap:14px}.draft-main label{display:grid;gap:8px;font-weight:800}.draft-main input,.draft-main textarea{width:100%;padding:14px;border:1px solid var(--line);border-radius:12px;background:var(--paper);font:inherit}.draft-main textarea{line-height:1.8;resize:vertical}.draft-sidebar{align-content:start;padding:18px;border:1px solid var(--line);border-radius:18px;background:color-mix(in srgb,var(--secondary) 10%,var(--paper))}.draft-sidebar strong{font-size:32px}.draft-sidebar ol{display:grid;gap:7px;padding-left:20px;margin:0}.draft-editor-lab output{color:var(--accent);font-size:13px}@media(max-width:720px){.draft-editor-lab header{align-items:stretch;flex-direction:column}.draft-editor-grid{grid-template-columns:1fr}}.workflow-compare{display:grid;grid-template-columns:minmax(230px,.55fr) minmax(0,1.45fr);gap:18px}.compare-stage{display:grid;gap:12px;min-width:0}.compare-stage>header{display:flex;justify-content:space-between;gap:16px;align-items:end}.compare-stage h2{margin:.2em 0}.compare-core{--compare-split:50%;min-width:0;padding:14px;clip-path:inset(0 calc(100% - var(--compare-split)) 0 0);outline:1px dashed var(--accent);outline-offset:-8px;transition:clip-path .25s,filter .25s}.compare-core[data-compare-channel="B"]{filter:hue-rotate(32deg) saturate(1.15)}.compare-controls{display:grid;align-content:start;gap:16px;padding:20px;border:1px solid var(--line);border-radius:24px 4px 24px 4px;background:var(--paper)}.compare-controls fieldset,.compare-controls>label{display:grid;gap:8px}.compare-controls input[type="range"]{width:100%}#workflowCompareShelf{display:grid;gap:6px;padding:0;margin:0;list-style:none}#workflowCompareShelf li{display:grid;grid-template-columns:auto 1fr auto;gap:8px;padding:9px;border-top:1px solid var(--line);font-size:12px}@media(max-width:900px){.workflow-compare{grid-template-columns:1fr}.compare-stage{order:-1}.compare-core{clip-path:none;border-left:8px solid var(--accent)}}
  </style>
</head>
<body data-aesthetic="terminal" data-composition="split-note">
  <main class="page">
    <header class="mast"><div><span class="eyebrow">terminal / 自动草稿表单 / ADVANCED</span><h1>回访问卷自动草稿表单</h1><p class="intro">在回访问卷场景中完成自动草稿表单：包含真实内容、可操作控件、清晰状态反馈和跨尺寸布局。</p></div><span class="scenario">回访问卷</span></header>
    <div class="composition-split"><aside class="split-note"><b>CASE 02</b><span>掌握自动草稿表单的语义结构、响应式编排、键盘操作与状态同步。</span></aside><section class="demo" aria-label="回访问卷自动草稿表单交互区域"><div class="workflow-compare"><form id="workflowCompareControls" class="compare-controls"><fieldset><legend>对照通道</legend><label><input type="radio" name="workflowChannel" value="A" checked>A · 回访问卷基础资料</label><label><input type="radio" name="workflowChannel" value="B">B · 回访问卷补充资料</label></fieldset><label>处理时限权重<input id="workflowCompareWeight" type="range" min="10" max="90" value="50"><output id="workflowCompareWeightValue">50 小时</output></label><label><input id="workflowCompareFreeze" type="checkbox">冻结当前版本</label><button id="workflowCompareCapture" class="action primary" type="button">采样并确认提交</button><ol id="workflowCompareShelf" aria-label="版本采样记录"></ol></form><section class="compare-stage"><header><span class="eyebrow">回访问卷 COMPARE</span><h2>回访问卷双版本对照</h2><output id="workflowCompareLive">A 版本等待采样</output></header><section id="workflowCore" class="workflow-core compare-core" data-compare-channel="A" style="--compare-split:50%"><!-- 11DZ_CORE_START:forms-input-draft-editor --><section class="draft-editor-lab"><header><div><span class="eyebrow">LOCAL DRAFT</span><h2>回访问卷草稿台</h2><p>标题、正文和保存记录都仅停留在本机浏览器。</p></div><output id="draftState">尚未输入</output></header><div class="draft-editor-grid"><div class="draft-main"><label>草稿标题 <input id="draftTitle" type="text" maxlength="24" placeholder="输入本次草稿标题"></label><label class="draft-body">正文 <textarea id="draftText" rows="10" placeholder="内容会自动保存在本机浏览器"></textarea></label></div><aside class="draft-sidebar"><strong id="draftWordCount">0 字</strong><p id="draftSyncHint">等待自动保存</p><ol id="draftTimeline"><li>打开页面即可恢复最近一次草稿</li><li>保存后会显示当前字数与时间</li></ol><div class="row"><button id="saveDraft" class="action primary" type="button" data-core-bridge="forms-input-draft-editor">立即保存</button><button id="clearDraft" class="action" type="button">清空草稿</button></div></aside></div></section><!-- 11DZ_CORE_END --></section></section></div><p id="status" class="status" role="status" aria-live="polite"></p></section></div>
  </main>
  <script>
    'use strict';
    const statusOutput = document.querySelector('#status');
    const announce = message => { statusOutput.textContent = message; };
    /* 11DZ_CORE_SCRIPT_START:forms-input-draft-editor */
const draftTitle=document.querySelector('#draftTitle');const draftText=document.querySelector('#draftText');const draftState=document.querySelector('#draftState');const draftWordCount=document.querySelector('#draftWordCount');const draftSyncHint=document.querySelector('#draftSyncHint');const draftTimeline=document.querySelector('#draftTimeline');const draftKey='forms-input-draft-editor-feedback-intake:draft';let draftTimer=null;function renderDraftMeta(savedLabel='等待自动保存'){const count=draftText.value.trim()?draftText.value.trim().split(/\s+/).join('').length:draftText.value.length;draftWordCount.textContent=count+' 字';draftSyncHint.textContent=savedLabel;}try{const stored=JSON.parse(localStorage.getItem(draftKey)||'null');if(stored){draftTitle.value=stored.title||'';draftText.value=stored.body||'';draftState.textContent=stored.body?'已恢复本地草稿':'尚未输入';}}catch{draftState.textContent='当前环境不允许持久保存';}function saveLocalDraft(){clearTimeout(draftTimer);try{const payload={title:draftTitle.value,body:draftText.value,savedAt:new Date().toLocaleTimeString('zh-CN',{hour:'2-digit',minute:'2-digit'})};localStorage.setItem(draftKey,JSON.stringify(payload));draftState.textContent='已自动保存';renderDraftMeta('最近保存 '+payload.savedAt);const item=document.createElement('li');item.textContent=(payload.title||'未命名草稿')+' · '+payload.savedAt;draftTimeline.prepend(item);while(draftTimeline.children.length>4)draftTimeline.lastElementChild.remove();announce('草稿已保存在本机');}catch{draftState.textContent='无法写入本地存储';renderDraftMeta('当前环境不支持草稿保存');announce('当前环境不支持草稿保存');}}function queueDraftSave(){draftState.textContent='等待自动保存';renderDraftMeta('等待自动保存');clearTimeout(draftTimer);draftTimer=setTimeout(saveLocalDraft,450);}draftTitle.addEventListener('input',queueDraftSave);draftText.addEventListener('input',queueDraftSave);document.querySelector('#saveDraft').addEventListener('click',saveLocalDraft);document.querySelector('#clearDraft').addEventListener('click',()=>{draftTitle.value='';draftText.value='';try{localStorage.removeItem(draftKey);}catch{}draftState.textContent='草稿已清空';renderDraftMeta('已清空');announce('草稿已清空');});renderDraftMeta();
/* 11DZ_CORE_SCRIPT_END */
const workflowBridgeSpec={"name":"forms-input-draft-editor","selector":"[data-core-bridge=\"forms-input-draft-editor\"]","mode":"click","key":"Enter"};const workflowBridgeCore=document.querySelector('#workflowCore');const workflowBridgeControl=workflowBridgeCore.querySelector(workflowBridgeSpec.selector);if(!workflowBridgeControl)throw new Error('Missing core bridge: '+workflowBridgeSpec.name);const workflowBridgeControlledId=workflowBridgeControl.getAttribute('aria-controls');const workflowBridgeControlled=workflowBridgeControlledId?document.getElementById(workflowBridgeControlledId):null;workflowBridgeCore.dataset.workflowBridge=workflowBridgeSpec.name;workflowBridgeCore.dataset.workflowVersion='0';function workflowBridgeSerialize(){const visualNode=workflowBridgeCore.firstElementChild||workflowBridgeCore;const visual=getComputedStyle(visualNode);const outputs=[...workflowBridgeCore.querySelectorAll('output,[role="status"],[aria-live],meter,progress')].map(node=>node.textContent.trim()+'|'+node.getAttribute('aria-valuenow')+'|'+node.getAttribute('value'));const canvas=[...workflowBridgeCore.querySelectorAll('canvas')].map(node=>{try{return node.toDataURL().slice(-160);}catch{return 'canvas-unavailable';}});return JSON.stringify({html:workflowBridgeCore.innerHTML,status:statusOutput.textContent,outputs,canvas,visual:[visual.display,visual.visibility,visual.opacity,visual.transform,visual.filter,visual.backgroundColor,visual.width,visual.height],scroll:workflowBridgeSpec.mode==='scroll'?workflowBridgeControl.scrollTop:null});}let workflowBridgeLastEffect=workflowBridgeSerialize();function workflowBridgeSummary(){const label=(workflowBridgeControl.getAttribute('aria-label')||workflowBridgeControl.textContent||workflowBridgeControl.value||workflowBridgeSpec.name).trim().replace(/\s+/g,' ').slice(0,72);return label+' · 核心版本 '+workflowBridgeCore.dataset.workflowVersion;}function workflowBridgeCommit(){const effect=workflowBridgeSerialize();if(effect===workflowBridgeLastEffect)return {changed:false,summary:workflowBridgeSummary()};workflowBridgeLastEffect=effect;workflowBridgeCore.dataset.workflowVersion=String(Number(workflowBridgeCore.dataset.workflowVersion||0)+1);return {changed:true,summary:workflowBridgeSummary()};}function workflowBridgeScheduleCommit(){queueMicrotask(workflowBridgeCommit);setTimeout(workflowBridgeCommit,0);}workflowBridgeControl.addEventListener("click",workflowBridgeScheduleCommit);const workflowBridgeStateTargets=new Set(workflowBridgeCore.querySelectorAll('dialog'));if(workflowBridgeControlled&&workflowBridgeCore.contains(workflowBridgeControlled))workflowBridgeStateTargets.add(workflowBridgeControlled);workflowBridgeStateTargets.forEach(target=>['close','cancel','toggle'].forEach(eventName=>target.addEventListener(eventName,workflowBridgeScheduleCommit)));function workflowBridgeActivate(){workflowBridgeControl.focus();workflowBridgeControl.click();const result=workflowBridgeCommit();setTimeout(workflowBridgeCommit,0);return result;}function workflowBridgeReset(){workflowBridgeCore.dataset.workflowVersion='0';workflowBridgeLastEffect=workflowBridgeSerialize();}
const workflowCompareCore=document.querySelector('#workflowCore');const workflowCompareWeight=document.querySelector('#workflowCompareWeight');const workflowCompareState={channel:'A',weight:50,frozen:false,snapshots:[]};function workflowCompareFingerprint(){const controls=[...workflowCompareCore.querySelectorAll('input,select,textarea')];const outputs=[...workflowCompareCore.querySelectorAll('output,[role="status"],strong')].map(node=>node.textContent.trim()).filter(Boolean);return {controlValues:controls.map(control=>control.type==='checkbox'||control.type==='radio'?control.checked:control.value),summary:outputs.slice(0,4).join(' / '),nodes:workflowCompareCore.querySelectorAll('*').length};}function workflowCompareDrive(){workflowCompareCore.dataset.compareChannel=workflowCompareState.channel;workflowCompareCore.style.setProperty('--compare-split',workflowCompareState.weight+'%');document.querySelector('#workflowCompareWeightValue').textContent=workflowCompareState.weight+' 小时';document.querySelector('#workflowCompareLive').textContent=workflowCompareState.channel+' 版本 · '+workflowCompareState.weight+' 小时'+(workflowCompareState.frozen?' · 已冻结':'');announce('回访问卷正在查看 '+workflowCompareState.channel+' 版本');}function workflowCompareCapture(source){const bridge=workflowBridgeActivate();const snapshot={...workflowCompareFingerprint(),channel:workflowCompareState.channel,weight:workflowCompareState.weight,source,bridge:bridge.summary};workflowCompareState.snapshots.push(snapshot);const item=document.createElement('li');item.innerHTML='<b>'+snapshot.channel+'</b><span>'+(snapshot.summary||snapshot.bridge)+'</span><small>'+snapshot.weight+' 小时 · '+snapshot.bridge+'</small>';document.querySelector('#workflowCompareShelf').prepend(item);announce('已采样 '+snapshot.channel+' 版本并确认提交 · '+bridge.summary);}document.querySelectorAll('[name="workflowChannel"]').forEach(input=>input.addEventListener('change',()=>{workflowCompareState.channel=input.value;workflowCompareDrive();}));workflowCompareWeight.addEventListener('input',()=>{workflowCompareState.weight=Number(workflowCompareWeight.value);workflowCompareDrive();});document.querySelector('#workflowCompareFreeze').addEventListener('change',event=>{workflowCompareState.frozen=event.currentTarget.checked;workflowCompareDrive();});document.querySelector('#workflowCompareCapture').addEventListener('click',()=>workflowCompareCapture('按钮采样'));workflowCompareCore.addEventListener('dblclick',()=>workflowCompareCapture('主视图双击'));workflowCompareDrive();
workflowBridgeReset();
  </script>
</body>
</html>