研究笔记粘性侧栏布局
在研究笔记场景中完成粘性侧栏布局：包含真实内容、可操作控件、清晰状态反馈和跨尺寸布局。
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>研究笔记粘性侧栏布局</title>
<style>
:root { --ink:#17241d; --paper:#f3f0e7; --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:"IBM Plex Sans","PingFang SC",sans-serif; background:linear-gradient(color-mix(in srgb,var(--ink) 5%,transparent) 1px,transparent 1px),var(--paper);background-size:100% 36px; }
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(1280px,calc(100% - 24px));margin:auto;padding:28px 0 64px}.mast{display:flex;justify-content:space-between;padding:18px;border:1px solid var(--line);background:color-mix(in srgb,#fff 60%,transparent);gap:18px;margin-bottom:14px}.mast h1{font-family:"IBM Plex Sans","PingFang SC",sans-serif;font-weight:800;font-size:clamp(34px,6vw,66px);letter-spacing:-.045em;margin:0;line-height:1}.eyebrow{display:block;margin-bottom:6px;color:var(--accent);font:800 10px/1 ui-monospace,monospace;letter-spacing:.16em}.intro{max-width:720px;margin:10px 0 0;font-size:14px;line-height:1.6}.scenario{padding:7px 10px;border:1px solid var(--line);border-radius:8px;background:var(--paper);font-size:12px}.demo{border-radius:14px;box-shadow:0 14px 40px color-mix(in srgb,var(--ink) 11%,transparent);position:relative;min-height:390px;overflow:hidden;padding:24px;background:color-mix(in srgb,var(--paper) 90%,#fff)}@media(max-width:700px){.page{width:calc(100% - 12px);padding-top:12px}.mast{display:grid}.demo{padding:12px}}
.panel{padding:16px;border:3px double var(--accent);background:var(--paper)}.stack{display:grid;gap:14px}.row{display:grid;grid-auto-flow:column;grid-auto-columns:max-content;gap:10px;overflow:auto}.action{padding:10px 15px;border:1px solid var(--accent);background:transparent;font-family:Didot,serif;letter-spacing:.06em}.action.primary,.action.is-active{color:var(--paper);background:var(--ink)}.metric{font-family:Didot,serif;font-size:clamp(36px,8vw,74px);letter-spacing:.04em}.status{min-height:24px;padding:9px;border-inline:1px solid var(--accent);text-align:center}.muted{line-height:1.8}.chip{padding:5px 14px;border-inline:1px solid var(--accent);letter-spacing:.1em}.meter{height:5px;background:var(--line)}.meter>i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--secondary))}
.composition-deck{display:grid;grid-template-rows:auto 1fr;border:1px solid var(--line);border-radius:24px;overflow:hidden;background:color-mix(in srgb,var(--ink) 4%,var(--paper))}.deck-bar{display:flex;justify-content:space-between;gap:18px;align-items:center;padding:12px 18px;color:var(--paper);background:var(--ink);font:700 12px/1 ui-monospace,monospace}.deck-lights{display:flex;gap:7px}.deck-lights i{width:10px;height:10px;border-radius:50%;background:var(--accent)}.deck-lights i:nth-child(2){background:var(--secondary)}.deck-lights i:nth-child(3){background:color-mix(in srgb,var(--paper) 55%,transparent)}.composition-deck .demo{border:0;border-radius:0;box-shadow:none}
.sticky-aside-demo{display:grid;grid-template-columns:220px 1fr;gap:20px;height:430px;overflow:auto;border:1px solid var(--line);border-radius:18px;background:var(--paper)}.sticky-aside-demo>aside{position:sticky;top:0;align-self:start;padding:22px;background:var(--ink);color:var(--paper)}.sticky-aside-demo>aside h2{margin:.4em 0}.sticky-aside-demo nav{display:grid;gap:8px}.sticky-aside-demo nav a{color:inherit}.sticky-aside-demo>article{padding:12px 28px}.sticky-aside-demo section{min-height:300px;padding:30px 0;border-bottom:1px solid var(--line);line-height:1.8}@media(max-width:620px){.sticky-aside-demo{grid-template-columns:1fr}.sticky-aside-demo>aside{z-index:2}.sticky-aside-demo nav{grid-auto-flow:column;overflow:auto}}.workflow-guide{display:grid;grid-template-columns:190px minmax(0,1fr);grid-template-areas:"rail core" "rail evidence";gap:14px 18px}.guide-rail{grid-area:rail;display:grid;align-content:start;gap:15px;padding:18px;border-right:1px solid var(--line)}.guide-rail ol{display:grid;gap:8px;padding:0;margin:0;list-style:none}.guide-rail li{display:grid;grid-template-columns:30px 1fr;gap:8px;align-items:center;padding:9px;opacity:.5}.guide-rail li[aria-current="step"]{opacity:1;color:var(--paper);background:var(--ink)}.guide-rail li.is-complete{opacity:1;color:var(--accent)}.guide-actions{display:grid;grid-template-columns:1fr 1fr;gap:7px}.guide-actions .action{padding-inline:8px}#workflowGuideProgress{height:6px;background:var(--line)}#workflowGuideProgress i{display:block;width:0;height:100%;background:var(--accent)}.guide-core{grid-area:core;min-width:0;padding:16px;border:1px solid var(--line)}.guide-core>p{margin:0 0 14px;padding:10px;border-left:4px solid var(--accent);background:color-mix(in srgb,var(--secondary) 12%,transparent)}.guide-core[data-guide-step="1"]{border-radius:28px}.guide-core[data-guide-step="2"]{box-shadow:inset 0 0 0 4px color-mix(in srgb,var(--accent) 35%,transparent)}.guide-evidence{grid-area:evidence;display:grid;grid-template-columns:1fr 1fr auto;gap:12px;align-items:start}.guide-evidence details,.guide-evidence form{padding:12px;border:1px solid var(--line)}.guide-evidence label{display:grid;gap:7px}.guide-evidence textarea{width:100%;padding:9px;border:1px solid var(--line);background:var(--paper)}@media(max-width:900px){.workflow-guide{grid-template-columns:1fr;grid-template-areas:"core" "rail" "evidence"}.guide-rail{border-right:0;border-bottom:1px solid var(--line)}.guide-rail ol{grid-template-columns:repeat(3,1fr)}.guide-evidence{grid-template-columns:1fr}}
</style>
</head>
<body data-aesthetic="dashboard" data-composition="control-deck">
<main class="page">
<header class="mast"><div><span class="eyebrow">dashboard / 粘性侧栏布局 / INTERMEDIATE</span><h1>研究笔记粘性侧栏布局</h1><p class="intro">在研究笔记场景中完成粘性侧栏布局：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">研究笔记</span></header>
<div class="composition-deck"><div class="deck-bar"><span>CONTROL DECK · 04</span><span>粘性侧栏布局</span><span class="deck-lights" aria-hidden="true"><i></i><i></i><i></i></span></div><section class="demo" aria-label="研究笔记粘性侧栏布局交互区域"><div class="workflow-guide"><nav class="guide-rail" aria-label="研究步骤引导"><span class="eyebrow">研究笔记 GUIDE</span><ol><li data-workflow-guide-step="0" aria-current="step"><b>1</b><span>采集资料</span></li><li data-workflow-guide-step="1"><b>2</b><span>提出假设</span></li><li data-workflow-guide-step="2"><b>3</b><span>验证结论</span></li></ol><div class="guide-actions"><button id="workflowGuideBack" class="action" type="button" disabled>上一步</button><button id="workflowGuideNext" class="action primary" type="button">完成本步</button></div><div id="workflowGuideProgress" role="progressbar" aria-label="研究步骤完成度" aria-valuemin="0" aria-valuemax="100" aria-valuenow="0"><i></i></div></nav><section id="workflowCore" class="workflow-core guide-core" data-guide-step="0" aria-describedby="workflowGuideInstruction"><p id="workflowGuideInstruction">请在主案例中完成“采集资料”相关操作。</p><!-- 11DZ_CORE_START:layouts-responsive-sticky-aside --><div class="sticky-aside-demo" data-core-bridge="layouts-responsive-sticky-aside" tabindex="0"><aside><span class="eyebrow">STICKY ASIDE</span><h2>研究笔记目录</h2><nav><a href="#stickySection0">研究笔记协作</a><a href="#stickySection1">研究笔记进度</a><a href="#stickySection2">研究笔记提醒</a><a href="#stickySection3">研究笔记收藏</a></nav></aside><article id="stickyScroller" tabindex="0"><section id="stickySection0"><h3>研究笔记协作</h3><p>滚动内容用于观察侧栏在容器内保持可见。滚动内容用于观察侧栏在容器内保持可见。滚动内容用于观察侧栏在容器内保持可见。</p></section><section id="stickySection1"><h3>研究笔记进度</h3><p>滚动内容用于观察侧栏在容器内保持可见。滚动内容用于观察侧栏在容器内保持可见。滚动内容用于观察侧栏在容器内保持可见。</p></section><section id="stickySection2"><h3>研究笔记提醒</h3><p>滚动内容用于观察侧栏在容器内保持可见。滚动内容用于观察侧栏在容器内保持可见。滚动内容用于观察侧栏在容器内保持可见。</p></section><section id="stickySection3"><h3>研究笔记收藏</h3><p>滚动内容用于观察侧栏在容器内保持可见。滚动内容用于观察侧栏在容器内保持可见。滚动内容用于观察侧栏在容器内保持可见。</p></section></article></div><!-- 11DZ_CORE_END --></section><aside class="guide-evidence"><details id="workflowGuideDetails"><summary>查看验收要求</summary><ul><li>采集资料需要一次可见状态变化</li><li>提出假设需要一次可见状态变化</li><li>验证结论需要一次可见状态变化</li></ul></details><form id="workflowGuideEvidenceForm"><label>本步证据<textarea id="workflowGuideEvidence" rows="3" placeholder="记录观察到的状态"></textarea></label><input class="action" type="submit" value="保存证据"></form><output id="workflowGuideSummary">0 / 3 步完成</output></aside></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:layouts-responsive-sticky-aside */
document.querySelectorAll('.sticky-aside-demo a').forEach(link=>link.addEventListener('click',event=>{event.preventDefault();document.querySelector(link.getAttribute('href')).scrollIntoView({behavior:matchMedia('(prefers-reduced-motion:reduce)').matches?'auto':'smooth'});announce('已定位 '+link.textContent);}));
/* 11DZ_CORE_SCRIPT_END */
const workflowBridgeSpec={"name":"layouts-responsive-sticky-aside","selector":"[data-core-bridge=\"layouts-responsive-sticky-aside\"]","mode":"scroll","key":"ArrowDown"};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("scroll",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();const limit=Math.max(1,workflowBridgeControl.scrollHeight-workflowBridgeControl.clientHeight);workflowBridgeControl.scrollTop=workflowBridgeControl.scrollTop>0?0:Math.min(limit,72);workflowBridgeControl.dispatchEvent(new Event('scroll',{bubbles:true}));const result=workflowBridgeCommit();setTimeout(workflowBridgeCommit,0);return result;}function workflowBridgeReset(){workflowBridgeCore.dataset.workflowVersion='0';workflowBridgeLastEffect=workflowBridgeSerialize();}
const workflowGuideCore=document.querySelector('#workflowCore');const workflowGuideStages=["采集资料","提出假设","验证结论"];const workflowGuideState={step:0,completed:new Set(),evidence:new Map(),consumedVersion:0};function workflowGuideDrive(){const step=workflowGuideState.step;workflowGuideCore.dataset.guideStep=String(step);document.querySelector('#workflowGuideInstruction').textContent='请在主案例中完成“'+workflowGuideStages[step]+'”相关操作。';document.querySelectorAll('[data-workflow-guide-step]').forEach((item,index)=>{item.classList.toggle('is-complete',workflowGuideState.completed.has(index));if(index===step)item.setAttribute('aria-current','step');else item.removeAttribute('aria-current');});document.querySelector('#workflowGuideBack').disabled=step===0;document.querySelector('#workflowGuideNext').textContent=step===workflowGuideStages.length-1?'记录结论':'完成本步';const percent=Math.round(workflowGuideState.completed.size/workflowGuideStages.length*100);const progress=document.querySelector('#workflowGuideProgress');progress.setAttribute('aria-valuenow',String(percent));progress.querySelector('i').style.width=percent+'%';document.querySelector('#workflowGuideSummary').textContent=workflowGuideState.completed.size+' / '+workflowGuideStages.length+' 步完成 · '+workflowBridgeSummary();announce('研究步骤当前步骤：'+workflowGuideStages[step]);}function workflowGuideAdvance(direction){if(direction>0){const bridge=workflowBridgeActivate();const version=Number(workflowGuideCore.dataset.workflowVersion||0);if(version<=workflowGuideState.consumedVersion){announce('请先完成主案例的可见状态变化');return;}workflowGuideState.consumedVersion=version;workflowGuideState.completed.add(workflowGuideState.step);announce('已记录主案例变化 · '+bridge.summary);}workflowGuideState.step=Math.max(0,Math.min(workflowGuideStages.length-1,workflowGuideState.step+direction));workflowGuideDrive();}document.querySelector('#workflowGuideBack').addEventListener('click',()=>workflowGuideAdvance(-1));document.querySelector('#workflowGuideNext').addEventListener('click',()=>workflowGuideAdvance(1));document.querySelector('#workflowGuideEvidenceForm').addEventListener('submit',event=>{event.preventDefault();const version=Number(workflowGuideCore.dataset.workflowVersion||0);if(version<=workflowGuideState.consumedVersion){announce('证据未保存：主案例尚无新变化');return;}const text=document.querySelector('#workflowGuideEvidence').value.trim();workflowGuideState.evidence.set(workflowGuideState.step,text||'已完成可见状态检查');workflowGuideState.completed.add(workflowGuideState.step);workflowGuideState.consumedVersion=version;workflowGuideDrive();announce('本步证据已保存 · '+workflowBridgeSummary());});document.querySelector('#workflowGuideDetails').addEventListener('toggle',event=>announce(event.currentTarget.open?'已展开验收要求':'已收起验收要求'));workflowGuideDrive();
workflowBridgeReset();
</script>
</body>
</html>