/* roulang page: index */
:root{--ink:#211c2b;--muted:#706878;--orange:#f4a340;--orange-dark:#bd692c;--leaf:#8fa879;--paper:#f7f1e7;--cream:#fffaf1;--line:#ded4c6;--shadow:5px 5px 0 rgba(33,28,43,.15);--radius:10px}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
    a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,input,textarea{font:inherit}button{cursor:pointer}
    .container{width:min(1160px,calc(100% - 40px));margin:auto}.site-header{position:sticky;top:0;z-index:30;background:rgba(247,241,231,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
    .nav-shell{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;font-weight:900;letter-spacing:-.03em}.brand-mark{width:34px;height:34px;background:var(--orange);border:2px solid var(--ink);box-shadow:3px 3px 0 var(--ink);position:relative}.brand-mark:after{content:"";position:absolute;width:8px;height:8px;background:var(--ink);left:10px;top:10px;box-shadow:8px 8px 0 var(--ink)}
    .nav-links{display:flex;align-items:center;gap:5px}.nav-links a{padding:8px 13px;border:1px solid transparent;font-size:14px;color:#514953}.nav-links a:hover,.nav-links a.active{border-color:var(--ink);background:var(--orange);box-shadow:2px 2px 0 var(--ink);color:var(--ink)}.nav-status{font-size:12px;border:1px solid var(--ink);padding:6px 10px;background:var(--cream);white-space:nowrap}.menu-btn{display:none;border:2px solid var(--ink);background:var(--orange);padding:8px 11px;box-shadow:2px 2px 0 var(--ink)}
    .hero{padding:74px 0 86px;background:linear-gradient(90deg,rgba(247,241,231,.97),rgba(247,241,231,.78)),url('/assets/images/c27345b5263d0207.jpg') center/cover}.hero-grid{display:grid;grid-template-columns:1fr 1.18fr;gap:46px;align-items:center}.eyebrow,.tag{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--ink);background:var(--orange);padding:5px 10px;font-size:12px;font-weight:800;letter-spacing:.04em}.eyebrow:before{content:"";width:7px;height:7px;background:var(--ink);display:inline-block}.hero h1{font-size:clamp(38px,5.4vw,70px);line-height:1.12;letter-spacing:-.06em;margin:21px 0 20px;max-width:680px}.hero-copy{font-size:17px;color:#514953;max-width:620px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 18px;border:2px solid var(--ink);font-weight:800;transition:.2s;box-shadow:3px 3px 0 var(--ink)}.btn:hover{transform:translate(3px,3px);box-shadow:0 0 0 var(--ink)}.btn-primary{background:var(--orange)}.btn-secondary{background:var(--cream)}.hero-note{margin-top:22px;font-size:12px;color:var(--muted)}
    .stage{position:relative;min-height:420px;display:flex;align-items:center;justify-content:center}.stage-image{width:78%;border:3px solid var(--ink);box-shadow:9px 9px 0 var(--ink);transform:rotate(1.5deg);object-fit:cover;aspect-ratio:1.2}.stage-panel{position:absolute;right:0;bottom:18px;width:245px;background:var(--cream);border:2px solid var(--ink);box-shadow:var(--shadow);padding:18px}.stage-panel h3{margin:0 0 12px;font-size:17px}.status-line{display:flex;justify-content:space-between;border-top:1px dashed #a99d8e;padding:8px 0;font-size:13px}.status-dot{color:#527343;font-weight:900}.pixel-note{position:absolute;left:0;top:20px;background:var(--ink);color:var(--paper);padding:9px 12px;font-size:12px;box-shadow:4px 4px 0 var(--orange)}
    section{padding:88px 0;border-top:1px solid var(--line)}.section-head{max-width:720px;margin-bottom:38px}.section-kicker{color:var(--orange-dark);font-size:12px;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.section-head h2{font-size:clamp(28px,4vw,45px);line-height:1.2;letter-spacing:-.04em;margin:8px 0 14px}.section-head p{color:var(--muted);margin:0;font-size:16px}.split{display:grid;grid-template-columns:1fr 1fr;gap:28px}.problem-list{border-left:3px solid var(--orange);padding-left:25px}.problem-item{position:relative;padding:0 0 25px 20px;border-bottom:1px dashed #c9bdae;margin-bottom:22px}.problem-item:last-child{border-bottom:0;margin-bottom:0}.problem-item:before{content:"";position:absolute;left:-32px;top:7px;width:12px;height:12px;background:var(--orange);border:2px solid var(--ink)}.problem-item h3,.info-card h3,.scene h3,.quote h3{font-size:18px;margin:0 0 6px}.problem-item p,.info-card p,.scene p,.quote p{font-size:14px;color:var(--muted);margin:0}
    .dashboard{display:grid;grid-template-columns:1.1fr .9fr;gap:20px;align-items:stretch}.info-card{background:var(--cream);border:1px solid var(--line);padding:24px;box-shadow:var(--shadow)}.info-card.dark{background:var(--ink);color:var(--paper);border-color:var(--ink)}.info-card.dark p{color:#cfc5d0}.meter{height:11px;background:#d9d0c4;margin:19px 0 10px;border:1px solid var(--ink)}.meter span{display:block;height:100%;width:72%;background:var(--orange)}.mini-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:20px}.mini{border:1px solid #847a70;padding:12px}.mini strong{display:block;font-size:20px}.mini small{color:var(--muted)}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.step{padding:24px 18px;background:var(--cream);border:1px solid var(--line);position:relative}.step-number{font-size:30px;color:var(--orange-dark);font-weight:900}.step h3{font-size:17px;margin:10px 0 5px}.step p{font-size:13px;color:var(--muted);margin:0}.step:after{content:"→";position:absolute;right:-15px;top:45%;font-size:24px;color:var(--orange-dark)}.step:last-child:after{display:none}
    .table-wrap{overflow-x:auto;border:1px solid var(--line);background:var(--cream);box-shadow:var(--shadow)}table{width:100%;min-width:720px;border-collapse:collapse;text-align:left}th,td{padding:16px;border-bottom:1px solid var(--line);font-size:14px}th{background:#eee4d6;font-size:13px}tr:last-child td{border-bottom:0}.badge{display:inline-block;padding:3px 8px;font-size:12px;border:1px solid var(--ink);background:#dce6d5}.badge.warm{background:#f8d29c}
    .timeline{border-left:3px solid var(--ink);margin-left:15px;padding-left:28px}.log{position:relative;padding:0 0 28px}.log:before{content:"";position:absolute;left:-38px;top:6px;width:14px;height:14px;background:var(--orange);border:2px solid var(--ink)}.log time{font-size:12px;color:var(--orange-dark);font-weight:800}.log h3{margin:5px 0;font-size:18px}.log p{margin:0;color:var(--muted);font-size:14px}
    .quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.quote{background:var(--cream);padding:23px;border:1px solid var(--line);box-shadow:3px 3px 0 #d7cabb}.quote-mark{font-size:33px;color:var(--orange-dark);line-height:1}.quote footer{margin-top:18px;font-size:12px;color:var(--muted);border-top:1px dashed var(--line);padding-top:12px}
    .scenes{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.scene{padding:20px;border:1px solid var(--line);background:#f0e8dc}.scene .tag{margin-bottom:20px;background:var(--leaf);font-size:11px}
    .topics{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.topic{min-height:130px;padding:18px;border:2px solid var(--ink);background:var(--cream);display:flex;flex-direction:column;justify-content:space-between;transition:.2s}.topic:hover{background:var(--orange);transform:translateY(-4px);box-shadow:4px 4px 0 var(--ink)}.topic strong{font-size:16px}.topic span{font-size:12px;color:var(--muted)}
    .news-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:22px}.featured-news{min-height:280px;padding:28px;color:var(--paper);display:flex;flex-direction:column;justify-content:end;background:linear-gradient(0deg,rgba(33,28,43,.9),rgba(33,28,43,.12)),url('/assets/images/f6b4a8893eed96d3.jpg') center/cover;border:2px solid var(--ink)}.featured-news h3{font-size:27px;line-height:1.3;margin:12px 0}.news-list{border-top:1px solid var(--line)}.news-item{padding:16px 0;border-bottom:1px solid var(--line)}.news-item h3{font-size:16px;margin:4px 0}.news-item p{font-size:13px;color:var(--muted);margin:0}.news-item time{font-size:11px;color:var(--orange-dark)}
    .metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.metric{background:var(--ink);color:var(--paper);padding:22px;border-bottom:5px solid var(--orange)}.metric strong{display:block;font-size:32px;color:var(--orange)}.metric span{font-size:13px;color:#d3cbd2}.checklist{margin-top:28px;display:flex;flex-wrap:wrap;gap:10px}.check{border:1px solid var(--line);background:var(--cream);padding:9px 13px;font-size:13px}.check:before{content:"✓";color:#5d804c;font-weight:900;margin-right:6px}
    .faq-list{max-width:820px}.faq{border-top:1px solid var(--line)}.faq:last-child{border-bottom:1px solid var(--line)}.faq button{width:100%;background:none;border:0;padding:20px 0;text-align:left;display:flex;justify-content:space-between;gap:15px;font-weight:800;color:var(--ink)}.faq button span{font-size:22px;color:var(--orange-dark)}.faq-answer{display:none;padding:0 35px 20px 0;color:var(--muted);font-size:14px}.faq.open .faq-answer{display:block}
    .cta{padding:70px 0;background:var(--orange)}.cta-box{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:clamp(28px,4vw,48px);line-height:1.2;margin:0 0 12px}.cta p{max-width:650px;margin:0;color:#5a3924}.site-footer{background:var(--ink);color:var(--paper);padding:48px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px}.site-footer p,.site-footer a{color:#c8bec9;font-size:13px}.site-footer a:hover{color:var(--orange)}.footer-title{font-weight:800;color:var(--paper);margin-bottom:12px}.copyright{border-top:1px solid #514957;margin-top:35px;padding-top:18px;font-size:12px;color:#a79ca8}
    :focus-visible{outline:3px solid var(--orange-dark);outline-offset:4px}@media(max-width:1024px){.hero-grid,.dashboard,.news-layout{grid-template-columns:1fr}.stage{max-width:700px;margin:auto}.steps{grid-template-columns:repeat(2,1fr)}.step:after{display:none}.scenes{grid-template-columns:repeat(2,1fr)}.topics{grid-template-columns:repeat(3,1fr)}}
    @media(max-width:768px){.container{width:min(100% - 28px,620px)}.nav-status,.nav-links{display:none}.menu-btn{display:block}.nav-links.mobile-open{display:flex;position:absolute;top:76px;left:0;right:0;padding:14px;flex-direction:column;align-items:stretch;background:var(--paper);border-bottom:1px solid var(--line)}.nav-links.mobile-open a{padding:13px}.hero{padding:50px 0 65px}.hero h1{font-size:42px}.stage{min-height:350px}.stage-image{width:86%}.stage-panel{right:0;bottom:0}.pixel-note{left:0;top:10px}.quotes,.metrics{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:520px){section{padding:62px 0}.hero h1{font-size:35px}.hero-copy{font-size:15px}.stage{min-height:290px}.stage-panel{width:190px;padding:12px;font-size:12px}.stage-panel h3{font-size:14px}.steps,.scenes,.quotes,.metrics,.footer-grid{grid-template-columns:1fr}.topics{grid-template-columns:repeat(2,1fr)}.topic{min-height:115px}.cta-box{display:block}.cta .btn{margin-top:22px}.mini-grid{grid-template-columns:1fr 1fr}}