:root{color:#0a1738;background:#fbfcff;font-family:Inter,Noto Sans SC,Microsoft YaHei,sans-serif;font-synthesis:none;--ink: #0a1738;--muted: #65708a;--line: #dfe5f0;--line-strong: #b9c6da;--blue: #0b56e8;--blue-soft: #eef4ff;--violet: #7249e8;--success: #06794f}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100vh;background:#fbfcff;color:var(--ink);-webkit-font-smoothing:antialiased}button,a{font:inherit}button{color:inherit}button:focus-visible,a:focus-visible{outline:3px solid rgba(11,86,232,.25);outline-offset:3px}.site-shell{width:min(100%,1536px);margin:0 auto;overflow:hidden;background:#fff}.topbar{height:92px;display:flex;align-items:center;justify-content:space-between;padding:0 4.3%;border-bottom:1px solid rgba(223,229,240,.62)}.brand{display:inline-flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none}.brand-mark{width:40px;height:40px;display:grid;place-items:center;color:#fff;background:var(--blue);border-radius:50%}.brand strong,.brand small{display:block}.brand strong{font-family:"Noto Serif SC","Source Han Serif SC",SimSun,serif;font-size:19px;letter-spacing:.02em}.brand small{margin-top:3px;color:var(--muted);font-size:11px}.public-badge{display:inline-flex;align-items:center;gap:8px;color:var(--blue);background:var(--blue-soft);border:1px solid #c9d9fb;border-radius:7px;padding:9px 13px;font-size:13px;font-weight:700}.hero{min-height:438px;display:grid;grid-template-columns:.9fr 1.1fr;align-items:center;gap:3%;padding:58px 4.3% 40px;border-bottom:1px solid var(--line-strong)}.hero-copy{position:relative;z-index:1}.eyebrow{margin:0 0 16px;color:var(--blue);font-size:11px;font-weight:800;letter-spacing:.16em}.hero h1{margin:0;font-family:"Noto Serif SC","Source Han Serif SC",SimSun,serif;font-size:clamp(44px,4.25vw,68px);line-height:1.18;letter-spacing:-.045em;font-weight:700}.hero h1 span{color:var(--blue)}.hero-subtitle{max-width:590px;margin:22px 0 28px;color:#57657e;font-size:18px;line-height:1.75}.hero-actions{display:flex;align-items:center;gap:26px}.button{border:0;min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:0 22px;border-radius:4px;cursor:pointer;font-weight:750;transition:transform .18s ease,background .18s ease}.button:hover{transform:translateY(-2px)}.button.primary{color:#fff;background:var(--blue)}.button.primary:hover{background:#0648ca}.button:disabled{opacity:.72;cursor:wait;transform:none}.text-button{border:0;border-bottom:1px solid var(--blue);background:transparent;color:var(--blue);padding:9px 0;cursor:pointer;font-weight:700}.hero-note{display:flex;align-items:center;gap:16px;margin-top:30px;color:#7a8498;font-size:12px}.hero-note i{width:1px;height:16px;background:var(--line-strong)}.hero-visual{position:relative;margin:0;min-height:340px;display:grid;place-items:center}.hero-visual img{width:100%;max-height:390px;object-fit:cover;border-radius:3px;box-shadow:0 30px 80px #1e4fa41a}.hero-visual figcaption{position:absolute;right:16px;bottom:14px;display:flex;align-items:center;gap:7px;padding:8px 11px;background:#fffffff0;border:1px solid var(--line);color:var(--success);font-size:12px;font-weight:750}.evidence{display:grid;grid-template-columns:1.05fr 3fr;min-height:132px;padding:0 4.3%;border-bottom:1px solid var(--line-strong)}.evidence-intro{align-self:stretch;padding:25px 28px 20px 0;border-right:1px solid var(--line);display:flex;flex-direction:column;justify-content:center}.section-heading-row{display:flex;align-items:center;gap:9px}.section-heading-row h2{margin:0;font-family:"Noto Serif SC","Source Han Serif SC",SimSun,serif;font-size:21px}.evidence-tag{display:inline-flex;align-items:center;gap:4px;color:var(--blue);background:var(--blue-soft);padding:4px 7px;border-radius:3px;font-size:10px;font-weight:800}.evidence-intro p{margin:9px 0 0;color:var(--muted);font-size:12px;line-height:1.6}.evidence-grid{display:grid;grid-template-columns:repeat(4,1fr);margin:0}.evidence-grid>div{display:flex;flex-direction:column;justify-content:center;padding:23px 24px;border-right:1px solid var(--line)}.evidence-grid>div:last-child{border-right:0}.evidence-grid dt{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:11px}.evidence-grid dd{margin:12px 0 0;font-size:15px;font-weight:800;white-space:nowrap}.evidence-grid .status-success{color:var(--blue)}.workflow{min-height:126px;display:grid;grid-template-columns:1.05fr 3fr;padding:0 4.3%;border-bottom:1px solid var(--line)}.workflow-label{padding:28px 28px 20px 0;border-right:1px solid var(--line)}.workflow-label h2{margin:0;font-size:15px}.workflow-label p{margin:7px 0 0;color:var(--muted);font-size:11px}.workflow-steps{display:grid;grid-template-columns:repeat(5,1fr);margin:0;padding:0;list-style:none}.workflow-steps li{position:relative;padding:26px 22px 18px}.workflow-steps .step-number{display:block;color:var(--blue);font-size:11px;font-weight:800}.workflow-steps strong,.workflow-steps small{display:block}.workflow-steps strong{margin-top:7px;font-size:13px}.workflow-steps small{margin-top:5px;color:var(--muted);font-size:10px;line-height:1.45}.step-arrow{position:absolute;right:-9px;top:48px;color:#8793a8}.boundaries{display:grid;grid-template-columns:1fr 1fr .72fr;gap:34px;padding:34px 4.3% 38px;border-bottom:1px solid var(--line)}.boundary-column{padding-right:30px;border-right:1px solid var(--line)}.boundary-column h3{margin:0 0 18px;padding-bottom:9px;border-bottom:2px solid var(--blue);color:var(--blue);font-family:"Noto Serif SC","Source Han Serif SC",SimSun,serif;font-size:22px}.boundary-column.wont-do h3{color:var(--violet);border-color:var(--violet)}.boundary-item{display:grid;grid-template-columns:27px 1fr;gap:8px;margin:16px 0}.boundary-item>span{width:24px;height:24px;display:grid;place-items:center;border-radius:50%;margin-top:1px}.boundary-item .positive{color:var(--blue);border:1px solid var(--blue)}.boundary-item .negative{color:var(--violet);border:1px solid var(--violet)}.boundary-item strong{font-size:14px}.boundary-item p{margin:4px 0 0;color:var(--muted);font-size:11px;line-height:1.55}.demo-card{align-self:center;text-align:center;padding:24px 16px;border:1px solid #c7d4ea;color:var(--ink)}.demo-card>svg{color:var(--blue)}.demo-card h3{margin:10px 0 7px;font-family:"Noto Serif SC","Source Han Serif SC",SimSun,serif;font-size:19px}.demo-card p{margin:0 auto 16px;max-width:240px;color:var(--muted);font-size:11px;line-height:1.55}.button.outline{width:100%;color:var(--blue);background:transparent;border:1px solid var(--blue)}.demo-card small{display:block;margin-top:12px;color:#8793a8;font-size:9px}.artifact-section{display:grid;grid-template-columns:1fr 1.65fr;gap:8%;padding:70px 4.3%;background:#f7f9fd}.artifact-section h2{margin:0 0 12px;font-family:"Noto Serif SC","Source Han Serif SC",SimSun,serif;font-size:36px}.artifact-section p{color:var(--muted);line-height:1.7}.artifact-list{border-top:1px solid var(--line-strong)}.artifact-list button{width:100%;display:grid;grid-template-columns:34px 1fr 22px;gap:15px;align-items:center;border:0;border-bottom:1px solid var(--line);padding:18px 4px;text-align:left;background:transparent;cursor:pointer}.artifact-list button:hover{color:var(--blue)}.artifact-list strong,.artifact-list small{display:block}.artifact-list strong{font-size:14px}.artifact-list small{margin-top:4px;color:var(--muted);font-size:11px}footer{display:flex;justify-content:space-between;gap:30px;padding:24px 4.3%;border-top:1px solid var(--line);color:#7a8498;font-size:10px}footer p{margin:0}.demo-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:grid;place-items:center;padding:24px;background:#040f2a94}.overlay-dismiss{position:absolute;top:0;right:0;bottom:0;left:0;border:0;background:transparent;cursor:default}.demo-panel{position:relative;width:min(1120px,96vw);max-height:92vh;overflow:auto;background:#fff;box-shadow:0 28px 100px #0000003b}.demo-panel>header{display:flex;justify-content:space-between;gap:20px;padding:24px 28px;border-bottom:1px solid var(--line)}.demo-panel>header h2{margin:6px 0 4px;font-family:"Noto Serif SC","Source Han Serif SC",SimSun,serif;font-size:28px}.demo-panel>header p{margin:0;color:var(--muted);font-size:12px}.demo-mode{display:inline-flex;align-items:center;gap:5px;color:var(--blue);font-size:10px;font-weight:800}.icon-button{width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--line);background:#fff;cursor:pointer}.demo-layout{display:grid;grid-template-columns:1.02fr .98fr;min-height:570px}.demo-timeline{padding:24px 28px;border-right:1px solid var(--line)}.task-input{padding:15px 18px;border-left:3px solid var(--blue);background:var(--blue-soft)}.task-input span{display:block;color:var(--blue);font-size:9px;font-weight:800;letter-spacing:.12em}.task-input strong{display:block;margin-top:7px;font-size:15px}.task-input p{margin:5px 0 0;color:var(--muted);font-size:11px;line-height:1.5}.demo-timeline ol{margin:22px 0;padding:0;list-style:none}.demo-timeline li{display:grid;grid-template-columns:28px 1fr 52px;gap:11px;align-items:center;min-height:64px;color:#9aa3b4;border-bottom:1px solid var(--line)}.demo-timeline li>span{width:24px;height:24px;display:grid;place-items:center;border:1px solid #cbd3df;border-radius:50%;font-size:10px}.demo-timeline li strong,.demo-timeline li small{display:block}.demo-timeline li strong{font-size:13px}.demo-timeline li small{margin-top:3px;font-size:10px}.demo-timeline li em{font-style:normal;font-size:10px}.demo-timeline li.done,.demo-timeline li.current{color:var(--ink)}.demo-timeline li.done>span{color:#fff;background:var(--blue);border-color:var(--blue)}.demo-timeline li.done em{color:var(--success)}.demo-timeline li.current>span{color:var(--blue);border:2px solid var(--blue)}.demo-timeline li.current em{color:var(--blue)}.rerun{width:100%}.demo-success{display:flex;align-items:center;gap:10px;padding:14px 16px;color:var(--success);background:#edf9f4}.demo-success strong,.demo-success span{display:block}.demo-success strong{font-size:13px}.demo-success span{margin-top:3px;color:#4a6d60;font-size:10px}.output-inspector{padding:24px 28px;background:#fbfcff}.output-inspector nav{display:flex;border-bottom:1px solid var(--line)}.output-inspector nav button{border:0;border-bottom:2px solid transparent;margin-bottom:-1px;padding:10px 16px;background:transparent;color:var(--muted);cursor:pointer;font-size:12px}.output-inspector nav button.active{color:var(--blue);border-color:var(--blue);font-weight:800}.cover-preview{margin:24px 0 0}.cover-preview img{width:100%;display:block}.cover-preview figcaption{display:flex;justify-content:space-between;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);font-size:11px}.cover-preview figcaption span{color:var(--muted)}.html-preview{margin-top:24px;padding:26px;background:#fff;border:1px solid var(--line)}.preview-kicker{color:var(--blue);font-size:9px;font-weight:800;letter-spacing:.14em}.html-preview h3{margin:12px 0;font-family:"Noto Serif SC","Source Han Serif SC",SimSun,serif;font-size:26px;line-height:1.35}.html-preview p{color:#59657b;font-size:12px;line-height:1.75}.html-preview blockquote{margin:18px 0;padding:12px 15px;border-left:3px solid var(--blue);background:var(--blue-soft);color:#40506d;font-size:11px;line-height:1.65}.html-preview h4{font-size:14px}.markdown-preview{margin:24px 0 0;min-height:380px;white-space:pre-wrap;overflow:auto;padding:24px;background:#10172a;color:#dbe8ff;font:12px/1.75 Consolas,SFMono-Regular,monospace}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(max-width:1050px){.hero{grid-template-columns:1fr}.hero-visual{margin-top:20px}.evidence,.workflow{grid-template-columns:1fr}.evidence-intro,.workflow-label{border-right:0;border-bottom:1px solid var(--line);padding-right:0}.evidence-grid,.workflow-steps{min-height:120px}.boundaries{grid-template-columns:1fr 1fr}.demo-card{grid-column:1 / -1}}@media(max-width:760px){.topbar{height:auto;min-height:82px;padding:15px 20px}.public-badge{font-size:0;padding:9px}.hero{padding:48px 20px 34px}.hero h1{font-size:42px}.hero-subtitle{font-size:16px}.hero-actions{align-items:flex-start;flex-direction:column;gap:10px}.hero-note{align-items:flex-start;flex-direction:column;gap:7px}.hero-note i{display:none}.hero-visual{min-height:auto}.evidence,.workflow{padding:0 20px}.evidence-grid{grid-template-columns:1fr 1fr}.evidence-grid>div:nth-child(2){border-right:0}.evidence-grid>div{border-bottom:1px solid var(--line)}.workflow-steps{grid-template-columns:1fr;padding:10px 0}.workflow-steps li{display:grid;grid-template-columns:34px 1fr;padding:12px 0;border-bottom:1px solid var(--line)}.workflow-steps strong{margin:0}.workflow-steps small{grid-column:2}.step-arrow{display:none}.boundaries{grid-template-columns:1fr;padding:32px 20px}.boundary-column{border-right:0;padding-right:0}.demo-card{grid-column:auto}.artifact-section{grid-template-columns:1fr;padding:56px 20px}footer{flex-direction:column;padding:22px 20px}.demo-overlay{padding:0;align-items:end}.demo-panel{width:100%;max-height:96vh}.demo-panel>header{padding:20px}.demo-layout{grid-template-columns:1fr}.demo-timeline{padding:20px;border-right:0;border-bottom:1px solid var(--line)}.output-inspector{padding:20px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}