/* roulang page: index */
:root{
  --purple:#5b2a86;
  --purple-dark:#35194f;
  --purple-soft:#eee5f7;
  --coral:#ff6b4a;
  --coral-dark:#dc5036;
  --ink:#24202a;
  --muted:#706b76;
  --paper:#fbfaf8;
  --warm:#f3efeb;
  --line:#e8e1e8;
  --white:#fff;
  --green:#43866b;
  --radius:16px;
  --shadow:0 16px 45px rgba(55,31,71,.10);
  --ease:all .24s ease;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:16px}
a{color:inherit;text-decoration:none;transition:var(--ease)}
img{max-width:100%;display:block}
button,input,textarea{font:inherit}
button{cursor:pointer;border:0}
.container{width:min(1180px,calc(100% - 44px));margin:auto}
.site-header{height:78px;background:rgba(251,250,248,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
.header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:25px}
.logo{display:flex;align-items:center;gap:11px;color:var(--purple-dark);font-weight:800;line-height:1.15;white-space:nowrap}
.logo-mark{width:35px;height:35px;background:var(--purple);color:#fff;border-radius:10px;display:grid;place-items:center;font-weight:900;font-size:18px;box-shadow:5px 5px 0 #e6d7ef}
.logo-text{font-size:16px;letter-spacing:.1px}
.logo-text small{display:block;color:var(--coral);font-size:10px;letter-spacing:1.6px;margin-top:2px}
.nav{display:flex;align-items:center;gap:5px}
.nav a{padding:9px 13px;border-radius:8px;color:#5d5762;font-size:14px}
.nav a:hover,.nav a.active{color:var(--purple);background:var(--purple-soft)}
.header-action{background:var(--coral);color:#fff!important;padding:10px 16px!important;font-weight:700!important;margin-left:8px}
.header-action:hover{background:var(--coral-dark)!important;transform:translateY(-2px)}
.menu-toggle{display:none;background:var(--purple);color:white;border-radius:8px;padding:8px 11px;font-size:20px}
.hero{background:var(--purple-dark);color:#fff;position:relative;overflow:hidden;padding:91px 0 100px}
.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;pointer-events:none}
.hero:before{width:550px;height:550px;background:rgba(133,74,172,.26);right:-140px;top:-270px}
.hero:after{width:360px;height:360px;border:1px solid rgba(255,255,255,.15);right:15%;bottom:-230px}
.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;align-items:center;gap:75px;position:relative;z-index:1}
.eyebrow{color:#ffb49f;text-transform:uppercase;letter-spacing:2px;font-size:12px;font-weight:700;margin-bottom:17px}
.hero h1{font-size:clamp(34px,4.7vw,57px);line-height:1.18;letter-spacing:-1.5px;margin-bottom:21px;max-width:680px}
.hero h1 span{color:#ff9c85}
.hero-copy{color:#ded4e5;max-width:600px;font-size:17px;line-height:1.9}
.hero-actions{display:flex;gap:12px;margin-top:31px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 20px;border-radius:10px;font-weight:700;border:1px solid transparent;transition:var(--ease)}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(255,107,74,.25)}
.btn-primary:hover{background:#ff8166;transform:translateY(-2px)}
.btn-outline{border-color:rgba(255,255,255,.35);color:#fff;background:transparent}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.1)}
.hero-art{min-height:335px;position:relative}
.art-panel{position:absolute;background:#fff;color:var(--ink);border-radius:18px;box-shadow:0 25px 50px rgba(0,0,0,.24)}
.art-main{width:82%;height:270px;right:0;top:28px;padding:25px;background:linear-gradient(135deg,#fff 0%,#f3e9f8 100%);transform:rotate(2deg)}
.art-main h3{font-size:22px;color:var(--purple-dark);margin:18px 0 8px}
.art-main p{font-size:13px;color:var(--muted);max-width:250px}
.art-line{height:10px;border-radius:8px;background:#e4d5ed;margin:12px 0;width:78%}
.art-line.short{width:50%;background:#ffd0c4}
.art-side{width:140px;height:130px;left:4px;bottom:5px;padding:18px;transform:rotate(-7deg);background:#ff8d72;color:#fff}
.art-side strong{font-size:28px;display:block;line-height:1.2}
.art-side span{font-size:12px}
.art-chip{position:absolute;right:30px;bottom:0;background:#f5c866;color:#4b3518;padding:8px 13px;border-radius:8px;font-size:13px;font-weight:700;transform:rotate(-4deg)}
.section{padding:91px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:35px}
.section-kicker{font-size:12px;color:var(--coral);font-weight:800;letter-spacing:1.5px;margin-bottom:8px}
.section h2{font-size:34px;line-height:1.25;color:var(--purple-dark)}
.section-intro{max-width:530px;color:var(--muted);font-size:15px}
.text-link{color:var(--purple);font-weight:700;font-size:14px;white-space:nowrap}
.text-link:hover{color:var(--coral);text-decoration:underline}
.feature-strip{background:#fff;border:1px solid var(--line);display:grid;grid-template-columns:repeat(4,1fr);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.feature-item{padding:27px 25px;border-right:1px solid var(--line)}
.feature-item:last-child{border:0}
.feature-num{color:var(--coral);font-size:13px;font-weight:800;margin-bottom:18px}
.feature-item h3{font-size:18px;color:var(--purple-dark);margin-bottom:7px}
.feature-item p{font-size:14px;color:var(--muted);line-height:1.7}
.download-section{background:var(--purple);color:#fff;overflow:hidden}
.download-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:90px;align-items:center}
.phone-stage{height:345px;position:relative;display:flex;justify-content:center;align-items:center}
.phone{width:190px;height:335px;border:9px solid #21132e;border-radius:29px;background:#fff;box-shadow:22px 24px 0 rgba(255,255,255,.12),0 25px 45px rgba(0,0,0,.28);padding:14px;color:var(--ink);transform:rotate(-7deg)}
.phone-top{width:65px;height:5px;background:#ddd;border-radius:4px;margin:0 auto 21px}
.phone-brand{font-weight:800;color:var(--purple);font-size:14px}
.phone-banner{height:72px;background:linear-gradient(135deg,var(--purple),#a76bc8);border-radius:10px;margin:15px 0;padding:13px;color:#fff;font-size:12px}
.phone-row{display:flex;gap:7px;margin:9px 0}
.phone-row i{display:block;height:35px;border-radius:6px;background:#f0e8f3;flex:1}
.download-section .section-kicker{color:#ffb49f}
.download-section h2{color:#fff;margin-bottom:16px}
.download-copy{color:#dfd3e8;max-width:530px}
.download-points{display:flex;gap:15px;margin:26px 0;flex-wrap:wrap}
.download-points span{font-size:13px;border:1px solid rgba(255,255,255,.24);padding:8px 11px;border-radius:8px;color:#f7edf9}
.download-actions{display:flex;align-items:center;gap:18px}
.qr{width:76px;height:76px;background:repeating-linear-gradient(45deg,#fff 0 4px,#3b2154 4px 7px);border:6px solid white;border-radius:5px}
.tiny{font-size:12px;color:#cbbdd5;margin-top:15px}
.content-layout{display:grid;grid-template-columns:1.22fr .78fr;gap:28px}
.feature-story{min-height:315px;background:linear-gradient(140deg,#3d2059,#704593);color:#fff;border-radius:var(--radius);padding:32px;display:flex;flex-direction:column;justify-content:end;position:relative;overflow:hidden}
.feature-story:before{content:"C7";position:absolute;right:-14px;top:-35px;font-size:220px;font-weight:900;color:rgba(255,255,255,.07);line-height:1}
.feature-story>*{position:relative;z-index:1}
.tag{display:inline-block;background:var(--purple-soft);color:var(--purple);font-size:12px;font-weight:700;padding:4px 9px;border-radius:6px}
.tag.light{background:rgba(255,255,255,.15);color:#fff}
.feature-story h3{font-size:26px;line-height:1.35;margin:15px 0 10px;max-width:530px}
.feature-story p{color:#e5d9eb;font-size:14px;max-width:520px}
.story-list{display:flex;flex-direction:column;gap:12px}
.story-row{background:#fff;border:1px solid var(--line);padding:19px 20px;border-radius:12px;display:flex;gap:15px;align-items:center}
.story-row:hover,.news-item:hover{border-color:#c7a8d9;box-shadow:0 8px 22px rgba(91,42,134,.08);transform:translateY(-2px)}
.story-icon{width:42px;height:42px;flex:none;border-radius:10px;background:var(--warm);color:var(--purple);display:grid;place-items:center;font-weight:800}
.story-row h4{font-size:15px;color:var(--purple-dark);line-height:1.45}
.story-row p{font-size:12px;color:var(--muted);margin-top:3px}
.news-section{background:var(--warm)}
.news-layout{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.news-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:10px 25px}
.news-item{display:grid;grid-template-columns:70px 1fr auto;gap:17px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line);transition:var(--ease)}
.news-item:last-child{border-bottom:0}
.news-date{font-size:12px;color:var(--coral);font-weight:800}
.news-item h3{font-size:15px;color:var(--purple-dark);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.news-item p{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.news-arrow{color:var(--purple);font-size:20px}
.empty-state{padding:55px 20px;text-align:center;color:var(--muted)}
.editor-card{background:#fff;border-radius:var(--radius);padding:31px;border:1px solid var(--line)}
.editor-card h3{font-size:22px;color:var(--purple-dark);margin:13px 0 11px}
.editor-card p{color:var(--muted);font-size:15px;margin-bottom:22px}
.editor-notes{display:grid;gap:14px}
.note{display:flex;gap:12px;padding:13px 0;border-top:1px solid var(--line);font-size:14px}
.note b{color:var(--coral)}
.faq-list{max-width:850px;margin:auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:11px;margin-bottom:11px;overflow:hidden}
.faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;background:#fff;padding:19px 21px;color:var(--purple-dark);font-weight:700}
.faq-question:hover{background:#faf6fc}
.faq-question span:last-child{font-size:22px;color:var(--coral);transition:var(--ease)}
.faq-answer{display:none;padding:0 21px 20px;color:var(--muted);font-size:14px}
.faq-item.open .faq-answer{display:block}
.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
.cta{background:linear-gradient(120deg,#ff795c,#e9563e);color:#fff;padding:55px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px}
.cta h2{font-size:31px;line-height:1.3;margin-bottom:7px}
.cta p{color:#ffe3dc}
.cta .btn{background:#fff;color:var(--coral-dark)}
.cta .btn:hover{background:#fff2ef}
.site-footer{background:#24172d;color:#cfc2d6;padding:55px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:40px}
.footer-logo{color:#fff;margin-bottom:17px}
.footer-desc{font-size:13px;max-width:290px;color:#aa9aae}
.footer-title{color:#fff;font-size:14px;margin-bottom:15px}
.footer-links{list-style:none;display:grid;gap:9px;font-size:13px}
.footer-links a:hover{color:#ff9b84}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;gap:15px;font-size:12px;color:#94869c}
:focus-visible{outline:3px solid #f5c866;outline-offset:3px}
@media(max-width:992px){
 .nav a{padding:8px 8px;font-size:13px}.header-action{display:none}
 .hero-grid,.download-grid{gap:40px}.feature-strip{grid-template-columns:repeat(2,1fr)}
 .feature-item:nth-child(2){border-right:0}.feature-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
}
@media(max-width:768px){
 .site-header,.header-inner{height:68px}.logo-text{font-size:14px}.menu-toggle{display:block}
 .nav{display:none;position:absolute;left:0;right:0;top:68px;padding:12px 22px 18px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:0 15px 25px rgba(0,0,0,.08);flex-direction:column;align-items:stretch}
 .nav.show{display:flex}.nav a{padding:12px 14px}.header-action{display:block;margin:3px 0 0}
 .hero{padding:65px 0 68px}.hero-grid{grid-template-columns:1fr}.hero-art{min-height:275px;max-width:500px;width:100%;margin:auto}
 .section{padding:65px 0}.section-head{display:block}.section-intro{margin-top:12px}.section-head .text-link{display:inline-block;margin-top:15px}
 .download-grid{grid-template-columns:1fr;gap:24px}.phone-stage{height:300px}.phone{height:290px;width:165px}
 .content-layout,.news-layout{grid-template-columns:1fr}.cta-inner{display:block}.cta .btn{margin-top:22px}
 .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:520px){
 .container{width:min(100% - 36px,1180px)}.hero h1{font-size:34px}.hero-copy{font-size:15px}
 .hero-actions,.download-actions{align-items:stretch;flex-direction:column}.hero-actions .btn{width:100%}
 .feature-strip{grid-template-columns:1fr}.feature-item{border-right:0!important;border-bottom:1px solid var(--line)!important}.feature-item:last-child{border-bottom:0!important}
 .feature-story{min-height:330px;padding:24px}.feature-story h3{font-size:22px}
 .news-list{padding:8px 17px}.news-item{grid-template-columns:55px 1fr}.news-arrow{display:none}
 .news-item h3{white-space:normal}.news-item p{white-space:normal}
 .footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}
}

/* roulang page: article */
:root{
      --purple:#5b2a86;
      --purple-dark:#35194f;
      --purple-soft:#eee5f7;
      --coral:#ff6b4a;
      --coral-dark:#dc5036;
      --ink:#24202a;
      --muted:#706b76;
      --paper:#fbfaf8;
      --warm:#f3efeb;
      --line:#e8e1e8;
      --white:#fff;
      --green:#43866b;
      --yellow:#f5c866;
      --radius:16px;
      --shadow:0 16px 45px rgba(55,31,71,.10);
      --ease:all .24s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.7}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--purple)}
    img{max-width:100%;height:auto;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    :focus-visible{outline:3px solid rgba(255,107,74,.5);outline-offset:3px}
    .container{width:min(1180px,calc(100% - 44px));margin:0 auto}
    .site-header{height:78px;background:rgba(251,250,248,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
    .header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:25px}
    .logo{display:flex;align-items:center;gap:11px;color:var(--purple-dark);font-weight:800;line-height:1.15;white-space:nowrap}
    .logo-mark{width:35px;height:35px;background:var(--purple);color:#fff;border-radius:10px;display:grid;place-items:center;font-weight:900;font-size:18px;box-shadow:5px 5px 0 #e6d7ef;flex:none}
    .logo-text{font-size:16px;letter-spacing:.1px}
    .logo-text small{display:block;color:var(--coral);font-size:10px;letter-spacing:1.6px;margin-top:2px}
    .nav{display:flex;align-items:center;gap:5px}
    .nav a{padding:9px 13px;border-radius:8px;color:#5d5762;font-size:14px}
    .nav a:hover,.nav a.active{color:var(--purple);background:var(--purple-soft)}
    .nav .header-action{background:var(--coral);color:#fff!important;padding:10px 16px!important;font-weight:700;margin-left:8px}
    .nav .header-action:hover{background:var(--coral-dark)!important;transform:translateY(-2px)}
    .menu-toggle{display:none;background:var(--purple);color:white;border-radius:8px;padding:8px 11px;font-size:20px}
    .article-hero{background:var(--purple-dark);color:#fff;padding:62px 0 68px;position:relative;overflow:hidden}
    .article-hero:before{content:"";position:absolute;width:460px;height:460px;border-radius:50%;right:-140px;top:-250px;background:rgba(133,74,172,.3)}
    .article-hero:after{content:"";position:absolute;width:300px;height:300px;border:1px solid rgba(255,255,255,.14);right:23%;bottom:-230px;border-radius:50%}
    .article-hero-inner{position:relative;z-index:1;max-width:900px}
    .eyebrow{color:#ffb49f;text-transform:uppercase;letter-spacing:2px;font-size:12px;font-weight:800;margin-bottom:16px}
    .article-hero h1{font-size:clamp(32px,4.6vw,54px);line-height:1.25;letter-spacing:-1px;margin:0 0 22px;max-width:850px}
    .article-lead{max-width:770px;color:#e1d6e8;font-size:17px;line-height:1.9;margin:0}
    .article-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:27px;color:#c9bad2;font-size:14px}
    .tag{display:inline-block;background:var(--purple-soft);color:var(--purple);font-size:12px;font-weight:800;padding:4px 10px;border-radius:6px}
    .tag.light{background:rgba(255,255,255,.14);color:#fff}
    .meta-sep{width:4px;height:4px;border-radius:50%;background:#9e83b0}
    .breadcrumb-wrap{background:#fff;border-bottom:1px solid var(--line)}
    .breadcrumb{display:flex;align-items:center;gap:9px;min-height:55px;margin:0;color:var(--muted);font-size:13px;list-style:none;padding:0}
    .breadcrumb li:last-child{color:var(--purple-dark);font-weight:700;max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
    .breadcrumb a:hover{color:var(--coral)}
    .article-layout{display:grid;grid-template-columns:minmax(0,790px) 285px;gap:55px;align-items:start;padding:70px 0 88px}
    .article-paper{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:46px 54px;box-shadow:0 10px 30px rgba(55,31,71,.05);min-width:0}
    .article-intro{border-left:4px solid var(--coral);background:#fff6f2;color:#5f5051;padding:18px 20px;margin-bottom:34px;font-size:16px}
    .article-content{color:#403b43;font-size:17px;line-height:1.95;overflow-wrap:anywhere}
    .article-content h2{color:var(--purple-dark);font-size:29px;line-height:1.4;margin:42px 0 16px;padding-bottom:11px;border-bottom:1px solid var(--line)}
    .article-content h3{color:var(--purple);font-size:21px;line-height:1.45;margin:30px 0 12px}
    .article-content p{margin:0 0 20px}
    .article-content ul,.article-content ol{padding-left:26px;margin:12px 0 24px}
    .article-content li{margin:7px 0}
    .article-content blockquote{margin:28px 0;padding:20px 23px;background:var(--purple-soft);border-radius:10px;color:var(--purple-dark);font-weight:600}
    .article-content img{border-radius:12px;margin:28px auto}
    .article-content figcaption{text-align:center;color:var(--muted);font-size:13px;margin-top:-18px;margin-bottom:25px}
    .article-content table{width:100%;border-collapse:collapse;margin:25px 0;font-size:15px}
    .article-content th,.article-content td{padding:11px 13px;border:1px solid var(--line);text-align:left}
    .article-content th{background:var(--purple-soft);color:var(--purple-dark)}
    .article-content hr{border:0;border-top:1px solid var(--line);margin:35px 0}
    .article-side{position:sticky;top:105px}
    .side-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:23px;margin-bottom:16px}
    .side-card.dark{background:var(--purple-dark);color:#fff;border-color:var(--purple-dark)}
    .side-title{font-size:17px;color:var(--purple-dark);margin:0 0 15px}
    .dark .side-title{color:#fff}
    .side-card p{color:var(--muted);font-size:14px;margin:0 0 18px}
    .dark p{color:#ddd0e5}
    .side-list{list-style:none;margin:0;padding:0}
    .side-list li{border-top:1px solid var(--line);padding:12px 0}
    .side-list li:first-child{border-top:0;padding-top:0}
    .side-list a{font-size:14px;color:#4e4653;line-height:1.5}
    .side-list a:hover{color:var(--coral)}
    .side-number{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:6px;background:var(--purple-soft);color:var(--purple);font-size:12px;font-weight:800;margin-right:7px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 20px;border-radius:10px;font-weight:700;border:1px solid transparent;transition:var(--ease)}
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(255,107,74,.22)}
    .btn-primary:hover{background:#ff8166;color:#fff;transform:translateY(-2px)}
    .btn-outline{border-color:rgba(255,255,255,.38);color:#fff;background:transparent}
    .btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.1);color:#fff}
    .share-row{display:flex;align-items:center;gap:9px;border-top:1px solid var(--line);margin-top:40px;padding-top:22px;color:var(--muted);font-size:14px}
    .share-button{background:var(--warm);color:var(--purple);border-radius:8px;padding:7px 12px;font-size:13px}
    .share-button:hover{background:var(--purple-soft);color:var(--purple-dark)}
    .related-section{background:var(--warm);padding:78px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:28px}
    .section-kicker{font-size:12px;color:var(--coral);font-weight:800;letter-spacing:1.5px;margin-bottom:7px}
    .section h2{font-size:32px;line-height:1.3;color:var(--purple-dark);margin:0}
    .section-intro{max-width:500px;color:var(--muted);font-size:15px;margin:0}
    .related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .related-card{background:#fff;border:1px solid var(--line);border-radius:13px;padding:22px;transition:var(--ease)}
    .related-card:hover{border-color:#c7a8d9;box-shadow:0 10px 26px rgba(91,42,134,.09);transform:translateY(-3px)}
    .related-card h3{font-size:17px;color:var(--purple-dark);line-height:1.5;margin:15px 0 11px}
    .related-card p{font-size:14px;color:var(--muted);margin:0 0 15px}
    .card-meta{font-size:12px;color:#948b96;display:flex;justify-content:space-between;gap:8px}
    .cta{background:var(--purple);color:#fff;padding:68px 0}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{font-size:30px;line-height:1.35;margin:0 0 10px;color:#fff}
    .cta p{color:#dfd3e7;margin:0;max-width:650px}
    .cta-actions{display:flex;gap:10px;flex-wrap:wrap;flex:none}
    .empty-state{text-align:center;padding:42px 15px;color:var(--muted);background:var(--warm);border-radius:12px}
    .empty-state strong{display:block;color:var(--purple-dark);font-size:18px;margin-bottom:7px}
    .site-footer{background:#24152f;color:#fff;padding:58px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:35px}
    .footer-logo{color:#fff}
    .footer-logo .logo-text{color:#fff}
    .footer-desc{color:#bcaec5;font-size:14px;max-width:330px;margin:18px 0 0}
    .footer-title{font-size:15px;margin:5px 0 15px;color:#fff}
    .footer-links{list-style:none;margin:0;padding:0}
    .footer-links li{margin:8px 0}
    .footer-links a{color:#bcaec5;font-size:14px}
    .footer-links a:hover{color:#ff9c85}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.13);padding-top:20px;margin-top:42px;color:#9989a4;font-size:12px}
    @media(max-width:992px){
      .nav a{padding-left:8px;padding-right:8px}
      .article-layout{grid-template-columns:minmax(0,1fr);gap:28px}
      .article-side{position:static;display:grid;grid-template-columns:1fr 1fr;gap:16px}
      .side-card{margin:0}
      .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
      .footer-grid>div:last-child{grid-column:2}
    }
    @media(max-width:768px){
      .container{width:min(100% - 36px,600px)}
      .site-header,.header-inner{height:68px}
      .header-inner{gap:12px}
      .logo-text{font-size:13px}
      .logo-text small{font-size:8px;letter-spacing:1px}
      .logo-mark{width:32px;height:32px;font-size:16px}
      .menu-toggle{display:block}
      .nav{display:none;position:absolute;left:18px;right:18px;top:68px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav.open{display:flex}
      .nav a{padding:12px 14px}
      .nav .header-action{margin:5px 0 0;text-align:center}
      .article-hero{padding:48px 0 53px}
      .article-hero h1{font-size:36px}
      .article-lead{font-size:16px}
      .breadcrumb li:last-child{max-width:200px}
      .article-layout{padding:42px 0 60px}
      .article-paper{padding:29px 22px}
      .article-content{font-size:16px}
      .article-content h2{font-size:25px}
      .article-side{grid-template-columns:1fr}
      .related-section{padding:58px 0}
      .related-grid{grid-template-columns:1fr}
      .cta-inner{display:block}
      .cta-actions{margin-top:24px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:27px}
      .footer-grid>div:first-child{grid-column:1/-1}
      .footer-grid>div:last-child{grid-column:auto}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:8px}
    }
    @media(max-width:480px){
      .article-hero h1{font-size:31px}
      .article-meta{gap:8px;font-size:13px}
      .section h2{font-size:27px}
      .article-paper{padding:25px 18px}
      .article-content table{font-size:13px;display:block;overflow-x:auto;white-space:nowrap}
      .cta h2{font-size:26px}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div{grid-column:1!important}
    }

/* roulang page: index */
:root{
  --purple:#5b2a86;
  --purple-deep:#32154e;
  --purple-soft:#eee5f7;
  --orange:#ff6b4a;
  --orange-dark:#df4d31;
  --ink:#241f29;
  --muted:#756d7a;
  --warm:#faf8f5;
  --white:#fff;
  --line:#e9e2ec;
  --green:#477a62;
  --yellow:#f5c75b;
  --radius:16px;
  --shadow:0 16px 42px rgba(47,29,58,.10);
  --shadow-sm:0 8px 24px rgba(47,29,58,.07);
  --container:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--warm);line-height:1.7;font-size:16px}
a{color:inherit;text-decoration:none;transition:color .22s,background .22s,transform .22s,border-color .22s,box-shadow .22s}
img{display:block;max-width:100%}
button,input,textarea{font:inherit}
button{border:0;cursor:pointer}
.container{width:min(var(--container),calc(100% - 44px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(250,248,245,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(91,42,134,.10)}
.nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
.logo{display:flex;align-items:center;gap:11px;min-width:220px}
.logo-mark{width:38px;height:38px;border-radius:11px;background:var(--purple);color:#fff;display:grid;place-items:center;font-weight:800;font-size:19px;box-shadow:5px 5px 0 #d9c6e8}
.logo strong{display:block;font-size:20px;line-height:1.05;color:var(--purple-deep);letter-spacing:-.5px}
.logo small{display:block;color:var(--muted);font-size:11px;margin-top:3px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{padding:10px 13px;border-radius:9px;color:#5e5664;font-size:14px;white-space:nowrap}
.main-nav a:hover,.main-nav a.active{color:var(--purple);background:var(--purple-soft)}
.header-action{background:var(--orange);color:#fff;padding:11px 17px;border-radius:10px;font-weight:700;font-size:14px;white-space:nowrap}
.header-action:hover{background:var(--orange-dark);transform:translateY(-2px)}
.menu-toggle{display:none;background:var(--purple);color:#fff;border-radius:8px;width:44px;height:44px;font-size:20px}
.hero{position:relative;overflow:hidden;background:var(--purple-deep);color:#fff;padding:92px 0 88px}
.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;pointer-events:none}
.hero:before{width:480px;height:480px;background:rgba(151,89,205,.22);right:-130px;top:-200px}
.hero:after{width:270px;height:270px;background:rgba(255,107,74,.16);left:-120px;bottom:-155px}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#ffd7cc;font-weight:700;font-size:13px;letter-spacing:.08em;margin-bottom:20px}
.eyebrow:before{content:"";width:25px;height:2px;background:var(--orange)}
.hero h1{font-size:clamp(34px,4.5vw,56px);line-height:1.18;letter-spacing:-1.8px;max-width:700px}
.hero h1 em{color:#ffad96;font-style:normal}
.hero-copy{color:#dfd5e8;max-width:610px;margin:23px 0 31px;font-size:17px}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{min-height:48px;padding:12px 21px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-weight:700;border:1px solid transparent}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(255,107,74,.24)}
.btn-light{border-color:rgba(255,255,255,.35);color:#fff;background:rgba(255,255,255,.08)}
.btn-light:hover{background:#fff;color:var(--purple)}
.hero-visual{min-height:330px;position:relative}
.visual-board{position:absolute;inset:20px 0 0 22px;background:#fff;color:var(--ink);border-radius:22px;padding:22px;box-shadow:20px 22px 0 rgba(18,7,28,.22);transform:rotate(3deg)}
.board-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:17px}
.board-top b{font-size:18px;color:var(--purple)}
.live-dot{font-size:12px;color:var(--green);display:flex;align-items:center;gap:6px}
.live-dot:before{content:"";width:8px;height:8px;border-radius:50%;background:#68b58a}
.board-feature{margin-top:18px;border-radius:14px;background:linear-gradient(120deg,#6d3a9b,#be68a0);padding:22px;color:#fff;min-height:125px}
.board-feature small{color:#f5d5e8}.board-feature h3{font-size:25px;margin:8px 0}
.board-lines{display:grid;gap:11px;margin-top:18px}
.board-line{height:13px;border-radius:7px;background:#eee7f1}
.board-line.short{width:64%}
.float-chip{position:absolute;background:#fff;color:var(--purple-deep);border-radius:12px;padding:12px 16px;box-shadow:var(--shadow);font-weight:700;font-size:13px}
.chip-one{right:-18px;top:15px}.chip-two{left:-12px;bottom:20px;color:var(--orange-dark)}
.section{padding:92px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:34px}
.kicker{color:var(--purple);font-weight:800;font-size:13px;letter-spacing:.08em;text-transform:uppercase}
.section h2{font-size:clamp(28px,3vw,38px);line-height:1.25;letter-spacing:-1px;margin-top:8px}
.section-intro{color:var(--muted);max-width:550px}
.text-link{color:var(--purple);font-weight:700;font-size:14px;border-bottom:1px solid #c9b1db;padding-bottom:3px}
.feature-strip{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.feature-item{padding:27px 23px;border-right:1px solid var(--line);position:relative}
.feature-item:last-child{border-right:0}
.feature-item b{color:var(--orange);font-size:14px}.feature-item h3{font-size:20px;margin:8px 0 7px}.feature-item p{color:var(--muted);font-size:14px}
.download{background:#2d173f;color:#fff;padding:86px 0}
.download-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:76px;align-items:center}
.device-stage{height:370px;position:relative;background:radial-gradient(circle at 50% 40%,#7c4599,transparent 54%);display:grid;place-items:center}
.phone{width:190px;height:350px;border:8px solid #19111f;border-radius:30px;background:#faf8f5;padding:13px;box-shadow:15px 19px 0 rgba(0,0,0,.22);transform:rotate(-7deg)}
.phone-notch{width:60px;height:12px;background:#19111f;border-radius:0 0 9px 9px;margin:-13px auto 15px}
.phone-head{color:var(--purple);font-weight:800;font-size:17px;margin-bottom:18px}
.phone-card{height:76px;border-radius:11px;background:linear-gradient(135deg,#ff886e,#7e409e);color:#fff;padding:12px;font-size:12px;margin-bottom:11px}
.phone-card b{display:block;font-size:17px}.phone-row{height:12px;background:#e8e1eb;border-radius:8px;margin:11px 0}
.download h2{font-size:38px;line-height:1.25;margin:8px 0 18px}
.download-copy{color:#d8cbe0;max-width:550px}
.download-points{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:28px 0}
.download-point{border-left:2px solid var(--orange);padding-left:12px;color:#eee5f2;font-size:14px}
.download-point strong{display:block;color:#fff;font-size:16px}
.qr-row{display:flex;align-items:center;gap:18px;margin-top:24px}
.qr{width:84px;height:84px;border-radius:8px;background:repeating-linear-gradient(45deg,#fff 0 5px,#2d173f 5px 9px);border:6px solid #fff}
.system-note{font-size:12px;color:#bdaec8}
.content-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:24px}
.story-lead{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow-sm);min-height:280px;display:flex;flex-direction:column;justify-content:end;position:relative;overflow:hidden}
.story-lead:before{content:"C7";position:absolute;right:25px;top:-24px;font-size:180px;font-weight:900;color:#f2eaf5;line-height:1}
.story-lead>*{position:relative;z-index:1}
.tag{display:inline-block;background:var(--purple-soft);color:var(--purple);padding:4px 9px;border-radius:6px;font-size:12px;font-weight:800}
.story-lead h3{font-size:25px;line-height:1.35;margin:14px 0 8px;max-width:520px}
.story-lead p{color:var(--muted);max-width:550px}
.mini-list{display:grid;gap:10px}
.mini-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:17px 18px;display:grid;grid-template-columns:42px 1fr;gap:13px;align-items:start}
.mini-item:hover,.news-row:hover{border-color:#cdb2dc;box-shadow:var(--shadow-sm);transform:translateY(-2px)}
.mini-num{font-size:20px;font-weight:800;color:#c7afd4}
.mini-item h4{font-size:16px;line-height:1.45}.meta{font-size:12px;color:#968c9d;margin-top:6px}
.latest{background:#f0eaf3}
.latest-panel{background:#fff;border-radius:var(--radius);border:1px solid var(--line);overflow:hidden}
.news-row{display:grid;grid-template-columns:88px 1fr auto;gap:20px;align-items:center;padding:20px 25px;border-bottom:1px solid var(--line);transition:.22s}
.news-row:last-child{border-bottom:0}
.news-date{font-weight:800;color:var(--purple);font-size:14px}.news-row h3{font-size:17px}.news-row p{font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:680px}
.news-arrow{color:var(--orange);font-size:22px}.empty-state{padding:46px;text-align:center;color:var(--muted)}
.editor-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.editor-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:25px;min-height:190px;transition:.22s}
.editor-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.editor-icon{width:42px;height:42px;border-radius:12px;background:#fff0ec;color:var(--orange-dark);display:grid;place-items:center;font-weight:900;font-size:18px}
.editor-card h3{font-size:19px;margin:16px 0 7px}.editor-card p{color:var(--muted);font-size:14px}
.faq-wrap{max-width:850px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{width:100%;background:none;text-align:left;padding:22px 4px;font-weight:800;font-size:17px;display:flex;justify-content:space-between;align-items:center;color:var(--ink)}
.faq-question span{color:var(--purple);font-size:24px;transition:.22s}
.faq-answer{display:none;color:var(--muted);padding:0 35px 22px 4px;font-size:15px}
.faq-item.open .faq-answer{display:block}.faq-item.open .faq-question span{transform:rotate(45deg)}
.cta{background:var(--orange);color:#fff;padding:52px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{font-size:30px;line-height:1.3}.cta p{color:#ffe5df;margin-top:7px}.cta .btn{background:#fff;color:var(--purple-deep)}
.site-footer{background:#21142a;color:#cdbed4;padding:58px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand strong{display:block;color:#fff;font-size:22px}.footer-brand p{font-size:14px;max-width:280px;margin-top:13px;color:#b6a6bd}
.site-footer h3{color:#fff;font-size:15px;margin-bottom:15px}.footer-links{display:grid;gap:8px;font-size:14px}.footer-links a:hover{color:#ffad96}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;font-size:12px;color:#98869f}
:focus-visible{outline:3px solid #ffb09e;outline-offset:3px}
@media(max-width:1024px){
  .main-nav a{padding:9px 8px}.header-action{display:none}
  .hero-grid{gap:35px}.download-grid{gap:38px}
}
@media(max-width:768px){
  .container{width:min(100% - 36px,var(--container))}
  .nav-wrap{height:68px}.logo{min-width:0}.logo strong{font-size:17px}.logo small{display:none}
  .menu-toggle{display:block;margin-left:auto}.main-nav{display:none;position:absolute;left:18px;right:18px;top:76px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px;box-shadow:var(--shadow)}
  .main-nav.show{display:grid}.main-nav a{padding:13px}.hero{padding:65px 0 55px}.hero-grid,.download-grid,.content-layout{grid-template-columns:1fr}
  .hero-visual{min-height:280px;margin-top:12px}.visual-board{inset:15px 9px 0 15px}.float-chip{right:0}.chip-two{left:0}
  .section{padding:64px 0}.section-head{display:block}.section-intro{margin-top:12px}.section-head .text-link{display:inline-block;margin-top:17px}
  .feature-strip{grid-template-columns:1fr 1fr}.feature-item:nth-child(2){border-right:0}.feature-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .download{padding:64px 0}.device-stage{height:330px}.download h2{font-size:30px}.editor-grid{grid-template-columns:1fr}
  .news-row{grid-template-columns:70px 1fr;gap:12px;padding:17px}.news-arrow{display:none}.news-row p{white-space:normal}
  .cta-inner{display:block}.cta .btn{margin-top:20px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media(max-width:520px){
  .hero h1{font-size:34px}.hero-copy{font-size:15px}.actions .btn{width:100%}
  .feature-strip{grid-template-columns:1fr}.feature-item{border-right:0!important;border-bottom:1px solid var(--line)}.feature-item:last-child{border-bottom:0}
  .download-points{grid-template-columns:1fr}.qr-row{align-items:flex-start}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}
}

/* roulang page: article */
:root{
      --purple:#5b2a86;--purple-dark:#35194f;--purple-soft:#eee5f7;
      --coral:#ff6b4a;--coral-dark:#dc5036;--ink:#24202a;--muted:#706b76;
      --paper:#fbfaf8;--warm:#f3efeb;--line:#e8e1e8;--white:#fff;
      --green:#43866b;--yellow:#f5c866;--radius:16px;
      --shadow:0 16px 45px rgba(55,31,71,.10);--shadow-sm:0 8px 24px rgba(55,31,71,.07);
      --ease:all .24s ease;--container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--coral)}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    :focus-visible{outline:3px solid rgba(255,107,74,.45);outline-offset:3px}
    .container{width:min(var(--container),calc(100% - 44px));margin:auto}
    .site-header{height:78px;background:rgba(251,250,248,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30;backdrop-filter:blur(12px)}
    .header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .logo{display:flex;align-items:center;gap:11px;color:var(--purple-dark);font-weight:800;line-height:1.15;white-space:nowrap}
    .logo-mark{width:35px;height:35px;border-radius:10px;background:var(--purple);color:#fff;display:grid;place-items:center;font-weight:900;font-size:18px;box-shadow:5px 5px 0 #e6d7ef}
    .logo-text{font-size:16px}.logo-text small{display:block;color:var(--coral);font-size:10px;letter-spacing:1.5px;margin-top:2px}
    .main-nav{display:flex;align-items:center;gap:4px}
    .main-nav a{padding:9px 13px;border-radius:8px;color:#5d5762;font-size:14px}
    .main-nav a:hover,.main-nav a.active{background:var(--purple-soft);color:var(--purple)}
    .header-action{background:var(--coral)!important;color:#fff!important;font-weight:700!important;margin-left:7px}
    .header-action:hover{background:var(--coral-dark)!important;transform:translateY(-2px)}
    .menu-toggle{display:none;background:var(--purple);color:#fff;border-radius:8px;padding:7px 11px;font-size:20px}
    .article-hero{position:relative;overflow:hidden;background:var(--purple-dark);color:#fff;padding:68px 0 76px}
    .article-hero:before{content:"";position:absolute;width:470px;height:470px;border-radius:50%;right:-120px;top:-260px;background:rgba(142,79,181,.3)}
    .hero-inner{position:relative;z-index:1;max-width:900px}
    .breadcrumb{display:flex;flex-wrap:wrap;gap:9px;color:#cbbbd6;font-size:13px;margin-bottom:27px}
    .breadcrumb a:hover{color:#fff}.breadcrumb span{color:#8f789d}
    .eyebrow{color:#ffb49f;font-size:12px;font-weight:800;letter-spacing:1.7px;margin-bottom:14px}
    .article-hero h1{font-size:clamp(32px,4.5vw,54px);line-height:1.25;letter-spacing:-1px;margin:0 0 22px;max-width:880px}
    .hero-summary{color:#ded4e5;font-size:17px;max-width:760px;margin:0 0 25px}
    .article-meta{display:flex;flex-wrap:wrap;gap:10px 22px;color:#cbbbd6;font-size:13px}
    .meta-tag{color:#fff;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.2);border-radius:7px;padding:3px 9px}
    .reading-layout{display:grid;grid-template-columns:minmax(0,790px) 280px;gap:55px;align-items:start;padding:72px 0 92px}
    .article-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:46px 54px;box-shadow:var(--shadow-sm)}
    .article-lead{font-size:18px;color:#514958;border-left:4px solid var(--coral);padding:8px 0 8px 20px;margin-bottom:34px;background:#fffaf8}
    .article-content{font-size:17px;line-height:2;color:#38313d;overflow-wrap:anywhere}
    .article-content h2{font-size:29px;line-height:1.35;color:var(--purple-dark);margin:42px 0 17px}
    .article-content h3{font-size:22px;line-height:1.4;color:var(--purple-dark);margin:30px 0 12px}
    .article-content p{margin:0 0 20px}
    .article-content ul,.article-content ol{padding-left:26px;margin:12px 0 25px}
    .article-content li{padding-left:5px;margin:7px 0}
    .article-content blockquote{margin:28px 0;padding:20px 24px;background:var(--purple-soft);border-left:4px solid var(--purple);border-radius:0 10px 10px 0;color:var(--purple-dark)}
    .article-content img{border-radius:12px;margin:27px auto;box-shadow:var(--shadow-sm)}
    .article-content table{width:100%;border-collapse:collapse;margin:25px 0;font-size:15px}
    .article-content th,.article-content td{padding:11px;border:1px solid var(--line);text-align:left}
    .article-content th{background:var(--purple-soft);color:var(--purple-dark)}
    .article-content hr{border:0;border-top:1px solid var(--line);margin:36px 0}
    .empty-state{text-align:center;padding:48px 20px;color:var(--muted)}
    .empty-state strong{display:block;color:var(--purple-dark);font-size:23px;margin-bottom:10px}
    .side-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;position:sticky;top:105px}
    .side-card h2{font-size:19px;color:var(--purple-dark);margin:0 0 18px}
    .side-card p{font-size:14px;color:var(--muted);margin:0 0 20px}
    .side-list{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}
    .side-list li{border-bottom:1px solid var(--line);padding:13px 0;font-size:14px}
    .side-list a{display:block}.side-list a:before{content:"↗";color:var(--coral);margin-right:8px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:45px;padding:10px 19px;border-radius:10px;font-weight:700;border:1px solid transparent;transition:var(--ease)}
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(255,107,74,.2)}
    .btn-primary:hover{background:var(--coral-dark);color:#fff;transform:translateY(-2px)}
    .btn-soft{background:var(--purple-soft);color:var(--purple);border-color:#dfd0ea}
    .btn-soft:hover{background:#e1d2ec;color:var(--purple-dark)}
    .article-tools{display:flex;flex-wrap:wrap;gap:11px;border-top:1px solid var(--line);margin-top:42px;padding-top:25px}
    .related{padding:0 0 92px}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:27px}
    .section-kicker{font-size:12px;color:var(--coral);font-weight:800;letter-spacing:1.5px;margin-bottom:6px}
    .section-head h2{font-size:30px;color:var(--purple-dark);line-height:1.3;margin:0}
    .related-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .related-item{background:#fff;border:1px solid var(--line);border-radius:13px;padding:22px;min-height:155px;transition:var(--ease)}
    .related-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);border-color:#d6c4e2}
    .related-item .tag{display:inline-block;color:var(--coral);font-size:12px;font-weight:700;margin-bottom:12px}
    .related-item h3{font-size:18px;line-height:1.45;color:var(--purple-dark);margin:0 0 12px}
    .related-item time{font-size:12px;color:var(--muted)}
    .bottom-cta{background:var(--purple);color:#fff;padding:45px 0}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}
    .cta-inner h2{font-size:28px;margin:0 0 7px}.cta-inner p{color:#ded4e5;margin:0}
    .site-footer{background:#24172d;color:#d9cfe0;padding:54px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:40px}
    .footer-brand strong{font-size:22px;color:#fff}.footer-brand p{font-size:14px;line-height:1.8;color:#ab9ab4;margin-top:12px}
    .site-footer h3{color:#fff;font-size:15px;margin:5px 0 14px}.footer-links{display:grid;gap:8px;font-size:14px;color:#b8a8c1}
    .footer-links a:hover{color:#ff9c85}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:19px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:#94829c;font-size:12px}
    @media(max-width:992px){.main-nav{gap:0}.main-nav a{padding:8px 8px;font-size:13px}.reading-layout{grid-template-columns:minmax(0,1fr) 235px;gap:25px}.article-card{padding:38px}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}}
    @media(max-width:768px){.site-header,.header-inner{height:70px}.header-inner{position:relative}.menu-toggle{display:block}.main-nav{display:none;position:absolute;top:65px;left:0;right:0;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:9px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:11px 13px}.header-action{margin:5px 0 0}.article-hero{padding:50px 0 57px}.reading-layout{display:block;padding:45px 0 65px}.side-card{position:static;margin-top:24px}.related{padding-bottom:65px}.related-list{grid-template-columns:1fr}.cta-inner{display:block}.cta-inner .btn{margin-top:20px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}}
    @media(max-width:520px){.container{width:min(100% - 36px,var(--container))}.logo-text{font-size:13px}.logo-text small{font-size:8px}.logo-mark{width:32px;height:32px}.article-hero h1{font-size:32px}.hero-summary{font-size:15px}.article-card{padding:25px 20px}.article-content{font-size:16px}.article-content h2{font-size:25px}.article-content h3{font-size:20px}.article-meta{gap:7px 12px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:7px}}

/* roulang page: category1 */
:root{
      --purple:#5b2a86;
      --purple-dark:#35194f;
      --purple-soft:#eee5f7;
      --coral:#ff6b4a;
      --coral-dark:#dc5036;
      --ink:#24202a;
      --muted:#706b76;
      --paper:#fbfaf8;
      --warm:#f3efeb;
      --line:#e8e1e8;
      --white:#fff;
      --green:#43866b;
      --yellow:#f5c866;
      --radius:16px;
      --shadow:0 16px 45px rgba(55,31,71,.10);
      --shadow-sm:0 8px 24px rgba(55,31,71,.07);
      --ease:all .24s ease;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:16px}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 44px));margin:auto}
    .site-header{height:78px;background:rgba(251,250,248,.95);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
    .header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .logo{display:flex;align-items:center;gap:11px;color:var(--purple-dark);font-weight:800;line-height:1.15;white-space:nowrap}
    .logo-mark{width:35px;height:35px;background:var(--purple);color:#fff;border-radius:10px;display:grid;place-items:center;font-weight:900;font-size:18px;box-shadow:5px 5px 0 #e6d7ef}
    .logo-text{font-size:16px;letter-spacing:.1px}
    .logo-text small{display:block;color:var(--coral);font-size:10px;letter-spacing:1.6px;margin-top:2px}
    .main-nav{display:flex;align-items:center;gap:5px}
    .main-nav a{padding:9px 13px;border-radius:8px;color:#5d5762;font-size:14px}
    .main-nav a:hover,.main-nav a.active{color:var(--purple);background:var(--purple-soft)}
    .header-action{background:var(--coral);color:#fff!important;padding:10px 16px!important;font-weight:700!important;margin-left:8px}
    .header-action:hover{background:var(--coral-dark)!important;transform:translateY(-2px)}
    .menu-toggle{display:none;background:var(--purple);color:#fff;border-radius:8px;padding:8px 11px;font-size:20px}
    .page-hero{background:var(--purple-dark);color:#fff;padding:76px 0 82px;position:relative;overflow:hidden}
    .page-hero:before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;background:rgba(133,74,172,.24);right:-150px;top:-260px}
    .page-hero:after{content:"";position:absolute;width:340px;height:340px;border:1px solid rgba(255,255,255,.15);border-radius:50%;right:21%;bottom:-250px}
    .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr .72fr;gap:80px;align-items:center}
    .eyebrow{color:#ffb49f;text-transform:uppercase;letter-spacing:2px;font-size:12px;font-weight:800;margin-bottom:15px}
    .page-hero h1{font-size:clamp(34px,4.5vw,54px);line-height:1.2;letter-spacing:-1.4px;margin:0 0 20px;max-width:700px}
    .page-hero h1 span{color:#ff9c85}
    .hero-copy{color:#ded4e5;max-width:650px;font-size:17px;line-height:1.9;margin:0}
    .hero-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:11px 20px;border-radius:10px;font-weight:700;border:1px solid transparent;transition:var(--ease)}
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(255,107,74,.25)}
    .btn-primary:hover{background:#ff8166;transform:translateY(-2px)}
    .btn-outline{border-color:rgba(255,255,255,.38);color:#fff;background:transparent}
    .btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.1)}
    .signal-board{background:#fff;border-radius:18px;padding:22px;color:var(--ink);box-shadow:18px 22px 0 rgba(255,255,255,.08);transform:rotate(2deg)}
    .signal-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:15px}
    .signal-top strong{color:var(--purple-dark);font-size:18px}
    .signal-dot{width:10px;height:10px;background:var(--coral);border-radius:50%;box-shadow:0 0 0 6px #ffe0d8}
    .signal-list{margin-top:16px;display:grid;gap:12px}
    .signal-list div{display:flex;align-items:center;gap:11px;background:var(--warm);border-radius:10px;padding:12px}
    .signal-list i{width:34px;height:34px;border-radius:9px;background:var(--purple-soft);display:grid;place-items:center;color:var(--purple);font-style:normal;font-weight:800}
    .signal-list span{font-size:13px;color:var(--muted)}
    .section{padding:82px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:34px}
    .section-kicker{font-size:12px;color:var(--coral);font-weight:800;letter-spacing:1.5px;margin-bottom:8px}
    .section h2{font-size:34px;line-height:1.25;color:var(--purple-dark);margin:0}
    .section-intro{max-width:540px;color:var(--muted);font-size:15px;margin:0}
    .text-link{color:var(--purple);font-weight:700;font-size:14px;white-space:nowrap}
    .text-link:hover{color:var(--coral);text-decoration:underline}
    .topic-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:24px}
    .topic-panel{background:var(--purple);color:#fff;border-radius:var(--radius);padding:31px;min-height:350px;position:relative;overflow:hidden}
    .topic-panel:after{content:"资讯";position:absolute;right:-17px;bottom:-42px;font-size:112px;font-weight:900;color:rgba(255,255,255,.08)}
    .topic-panel h3{font-size:25px;margin:0 0 13px;position:relative;z-index:1}
    .topic-panel p{color:#ded4e5;font-size:15px;position:relative;z-index:1}
    .topic-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:28px;position:relative;z-index:1}
    .topic-tags span{border:1px solid rgba(255,255,255,.3);padding:7px 11px;border-radius:8px;font-size:13px}
    .news-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
    .news-item{display:grid;grid-template-columns:92px 1fr auto;gap:20px;align-items:center;padding:22px 25px;border-bottom:1px solid var(--line);transition:var(--ease)}
    .news-item:last-child{border-bottom:0}
    .news-item:hover{background:#fdf9ff;padding-left:29px}
    .news-date{color:var(--coral);font-size:13px;font-weight:800;line-height:1.35}
    .news-date b{display:block;font-size:25px;color:var(--purple-dark)}
    .news-item h3{margin:0 0 5px;font-size:18px;color:var(--purple-dark)}
    .news-item p{margin:0;color:var(--muted);font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .badge{display:inline-block;background:var(--purple-soft);color:var(--purple);border-radius:7px;padding:4px 9px;font-size:12px;font-weight:700;white-space:nowrap}
    .news-arrow{color:var(--purple);font-size:22px}
    .reading-section{background:var(--warm)}
    .reading-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .reading-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;min-height:220px;display:flex;flex-direction:column;transition:var(--ease)}
    .reading-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .reading-card .badge{align-self:flex-start;margin-bottom:19px}
    .reading-card h3{font-size:20px;line-height:1.45;color:var(--purple-dark);margin:0 0 10px}
    .reading-card p{font-size:14px;color:var(--muted);margin:0}
    .reading-card a{margin-top:auto;padding-top:18px;color:var(--coral);font-weight:700;font-size:14px}
    .update-band{padding:22px 0;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .update-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
    .update-inner strong{color:var(--purple-dark)}
    .update-inner p{margin:0;color:var(--muted);font-size:14px}
    .cta{background:var(--purple-dark);color:#fff;padding:58px 0}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:32px;line-height:1.3;margin:0 0 10px}
    .cta p{color:#ded4e5;margin:0;max-width:650px}
    .site-footer{background:#251533;color:#fff;padding:55px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px;padding-bottom:40px}
    .footer-brand strong{font-size:22px;color:#fff}
    .footer-brand p{color:#cbbbd5;font-size:14px;margin:10px 0 0;line-height:1.8}
    .site-footer h3{font-size:15px;margin:0 0 15px;color:#ffb49f}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:#cbbbd5;font-size:14px}
    .footer-links a:hover{color:#fff;text-decoration:underline}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#a995b2;font-size:12px}
    :focus-visible{outline:3px solid rgba(255,107,74,.55);outline-offset:3px}
    @media(max-width:992px){
      .main-nav a{padding:8px 8px;font-size:13px}
      .hero-inner{gap:40px}
      .topic-layout{grid-template-columns:1fr}
      .topic-panel{min-height:260px}
      .footer-grid{grid-template-columns:1.5fr 1fr 1fr}
      .footer-grid>div:last-child{grid-column:2}
    }
    @media(max-width:768px){
      .site-header,.header-inner{height:70px}
      .logo-text{font-size:14px}
      .main-nav{display:none;position:absolute;left:22px;right:22px;top:78px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .main-nav.open{display:flex}
      .main-nav a{padding:12px 14px}
      .header-action{margin-left:0;text-align:center}
      .menu-toggle{display:block}
      .header-inner{position:relative}
      .page-hero{padding:58px 0 66px}
      .hero-inner{grid-template-columns:1fr;gap:45px}
      .signal-board{max-width:460px;margin:auto;width:100%}
      .section{padding:62px 0}
      .section-head{display:block}
      .section-intro{margin-top:14px}
      .section-head .text-link{display:inline-block;margin-top:17px}
      .reading-grid{grid-template-columns:1fr}
      .cta-inner{display:block}
      .cta .btn{margin-top:23px}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:last-child{grid-column:auto}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:8px}
    }
    @media(max-width:520px){
      .container{width:min(100% - 36px,var(--container))}
      .logo-mark{width:32px;height:32px}
      .logo-text small{font-size:9px}
      .page-hero h1{font-size:34px}
      .hero-copy{font-size:15px}
      .hero-actions .btn{width:100%}
      .news-item{grid-template-columns:58px 1fr;gap:12px;padding:18px}
      .news-arrow{display:none}
      .news-date b{font-size:21px}
      .news-item h3{font-size:16px}
      .news-item p{font-size:13px}
      .update-inner{display:block}
      .update-inner .btn{margin-top:15px}
      .footer-grid{grid-template-columns:1fr}
    }

/* roulang page: category2 */
:root{
      --purple:#5b2a86;
      --purple-dark:#35194f;
      --purple-deep:#2a123f;
      --purple-soft:#eee5f7;
      --coral:#ff6b4a;
      --coral-dark:#dc5036;
      --ink:#24202a;
      --muted:#706b76;
      --paper:#fbfaf8;
      --warm:#f3efeb;
      --line:#e8e1e8;
      --white:#fff;
      --green:#43866b;
      --yellow:#f5c866;
      --radius:16px;
      --shadow:0 16px 45px rgba(55,31,71,.10);
      --shadow-sm:0 8px 24px rgba(55,31,71,.08);
      --ease:all .24s ease;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.7}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 44px));margin:0 auto}
    .site-header{height:78px;background:rgba(251,250,248,.95);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30;backdrop-filter:blur(12px)}
    .header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .logo{display:flex;align-items:center;gap:11px;color:var(--purple-dark);font-weight:800;line-height:1.15;white-space:nowrap}
    .logo-mark{width:35px;height:35px;background:var(--purple);color:#fff;border-radius:10px;display:grid;place-items:center;font-weight:900;font-size:18px;box-shadow:5px 5px 0 #e6d7ef}
    .logo-text{font-size:16px}
    .logo-text small{display:block;color:var(--coral);font-size:10px;letter-spacing:1.5px;margin-top:2px}
    .main-nav{display:flex;align-items:center;gap:4px}
    .main-nav a{padding:9px 13px;border-radius:8px;color:#5d5762;font-size:14px}
    .main-nav a:hover,.main-nav a.active{color:var(--purple);background:var(--purple-soft)}
    .header-action{background:var(--coral);color:#fff!important;padding:10px 16px!important;font-weight:700!important;margin-left:8px}
    .header-action:hover{background:var(--coral-dark)!important;transform:translateY(-2px)}
    .menu-toggle{display:none;background:var(--purple);color:#fff;border-radius:8px;padding:8px 11px;font-size:20px}
    .guide-hero{background:var(--purple-dark);color:#fff;padding:76px 0 84px;position:relative;overflow:hidden}
    .guide-hero:before{content:"";position:absolute;width:520px;height:520px;border:1px solid rgba(255,255,255,.12);border-radius:50%;right:-120px;top:-270px}
    .guide-hero:after{content:"";position:absolute;width:230px;height:230px;background:rgba(255,107,74,.13);border-radius:50%;left:8%;bottom:-160px}
    .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;align-items:center;gap:70px}
    .eyebrow,.section-kicker{font-size:12px;letter-spacing:1.7px;font-weight:800;text-transform:uppercase}
    .eyebrow{color:#ffb49f;margin-bottom:15px}
    .guide-hero h1{font-size:clamp(35px,5vw,56px);line-height:1.2;letter-spacing:-1.5px;margin:0 0 18px;max-width:700px}
    .guide-hero h1 span{color:#ff9c85}
    .hero-copy{color:#ded4e5;max-width:650px;font-size:17px;line-height:1.9;margin:0}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:29px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 20px;border-radius:10px;border:1px solid transparent;font-weight:700;transition:var(--ease)}
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(255,107,74,.24)}
    .btn-primary:hover{background:#ff8166;color:#fff;transform:translateY(-2px)}
    .btn-outline{border-color:rgba(255,255,255,.35);color:#fff}
    .btn-outline:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff}
    .guide-board{background:#fff;color:var(--ink);border-radius:18px;padding:25px;box-shadow:0 22px 50px rgba(22,8,32,.25);transform:rotate(2deg)}
    .board-top{display:flex;justify-content:space-between;align-items:center;padding-bottom:18px;border-bottom:1px solid var(--line)}
    .board-label{font-weight:800;color:var(--purple-dark)}
    .board-dot{width:10px;height:10px;border-radius:50%;background:var(--coral);box-shadow:17px 0 var(--yellow),34px 0 #b28bd0}
    .guide-progress{display:flex;gap:10px;align-items:center;margin:22px 0}
    .guide-progress span{height:7px;border-radius:8px;background:var(--purple-soft);flex:1}
    .guide-progress span:first-child{background:var(--coral)}
    .board-list{display:grid;gap:12px}
    .board-list div{display:flex;align-items:center;gap:12px;background:var(--warm);border-radius:10px;padding:11px 13px;font-size:14px}
    .board-list b{color:var(--coral);font-size:13px}
    .breadcrumb{padding:22px 0 0;color:var(--muted);font-size:14px}
    .breadcrumb a:hover{color:var(--purple)}
    .breadcrumb span{margin:0 9px;color:#b5adb8}
    .section{padding:80px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:32px}
    .section-kicker{color:var(--coral);margin-bottom:7px}
    .section h2{font-size:clamp(28px,3vw,36px);line-height:1.25;color:var(--purple-dark);margin:0}
    .section-intro{max-width:540px;color:var(--muted);margin:0}
    .topic-layout{display:grid;grid-template-columns:280px 1fr;gap:28px;align-items:start}
    .topic-index{background:var(--purple);color:#fff;border-radius:var(--radius);padding:25px;position:sticky;top:105px}
    .topic-index h3{font-size:20px;margin:0 0 18px}
    .topic-index a{display:flex;justify-content:space-between;align-items:center;color:#e9dff0;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.16);font-size:14px}
    .topic-index a:last-child{border-bottom:0}
    .topic-index a:hover,.topic-index a.current{color:#fff;padding-left:5px}
    .topic-index a.current{color:#ffb49f;font-weight:700}
    .topic-items{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .topic-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;min-height:190px;transition:var(--ease)}
    .topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#d6c2e4}
    .topic-card:nth-child(1){grid-column:span 2;background:var(--warm);min-height:220px}
    .topic-no{color:var(--coral);font-size:13px;font-weight:800;letter-spacing:1px}
    .topic-card h3{font-size:21px;color:var(--purple-dark);margin:13px 0 8px}
    .topic-card p{color:var(--muted);font-size:14px;margin:0;line-height:1.8}
    .tag-row{display:flex;flex-wrap:wrap;gap:7px;margin-top:18px}
    .tag{display:inline-flex;background:var(--purple-soft);color:var(--purple);border-radius:6px;padding:4px 9px;font-size:12px;font-weight:700}
    .steps-section{background:var(--warm)}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
    .steps:before{content:"";position:absolute;left:9%;right:9%;top:25px;height:2px;background:#d9c9e3}
    .step{position:relative;padding:0 18px;text-align:center}
    .step-number{width:52px;height:52px;margin:0 auto 19px;border-radius:50%;display:grid;place-items:center;background:var(--purple);color:#fff;font-weight:800;border:7px solid var(--warm);position:relative;z-index:1}
    .step:nth-child(2) .step-number{background:var(--coral)}
    .step h3{font-size:18px;color:var(--purple-dark);margin:0 0 8px}
    .step p{font-size:14px;color:var(--muted);margin:0}
    .notice-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px}
    .notice-box{border-radius:var(--radius);padding:27px 29px;border:1px solid var(--line);background:#fff}
    .notice-box.emphasis{background:var(--purple-dark);color:#fff;border:0}
    .notice-box h3{font-size:21px;margin:0 0 12px;color:var(--purple-dark)}
    .notice-box.emphasis h3{color:#fff}
    .notice-box p{font-size:15px;color:var(--muted);margin:0;line-height:1.85}
    .notice-box.emphasis p{color:#ded4e5}
    .notice-list{list-style:none;padding:0;margin:15px 0 0}
    .notice-list li{position:relative;padding:7px 0 7px 22px;color:var(--muted);font-size:14px}
    .notice-list li:before{content:"✓";position:absolute;left:0;color:var(--coral);font-weight:800}
    .notice-box.emphasis .notice-list li{color:#e8dff0}
    .faq-section{background:#fff}
    .faq-wrap{max-width:850px;margin:0 auto}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;background:transparent;display:flex;justify-content:space-between;align-items:center;text-align:left;padding:20px 0;color:var(--purple-dark);font-weight:700;font-size:17px}
    .faq-question:hover{color:var(--coral)}
    .faq-icon{width:26px;height:26px;border:1px solid #d6c6df;color:var(--purple);border-radius:50%;display:grid;place-items:center;transition:var(--ease);font-size:19px;font-weight:400}
    .faq-answer{display:none;color:var(--muted);font-size:15px;line-height:1.85;padding:0 45px 20px 0}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-icon{background:var(--purple);color:#fff;transform:rotate(45deg)}
    .cta-band{background:var(--purple);color:#fff;padding:58px 0}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta-band h2{font-size:32px;line-height:1.3;margin:0 0 8px}
    .cta-band p{color:#ded4e5;margin:0;max-width:680px}
    .site-footer{background:var(--purple-deep);color:#fff;padding:57px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:42px}
    .footer-brand strong{font-size:22px}
    .footer-brand p{color:#cbbbd6;font-size:14px;line-height:1.8;margin:12px 0 0}
    .site-footer h3{font-size:15px;margin:3px 0 13px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{color:#cbbbd6;font-size:14px}
    .footer-links a:hover{color:#ffb49f}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:19px;display:flex;justify-content:space-between;gap:15px;color:#aa96b7;font-size:12px}
    :focus-visible{outline:3px solid rgba(255,107,74,.55);outline-offset:3px}
    @media(max-width:992px){
      .main-nav{gap:0}
      .main-nav a{padding:8px 8px;font-size:13px}
      .header-action{padding:9px 11px!important}
      .hero-inner{gap:35px}
      .topic-layout{grid-template-columns:230px 1fr}
      .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
      .footer-grid>div:last-child{grid-column:span 3}
    }
    @media(max-width:768px){
      .site-header,.header-inner{height:70px}
      .container{width:min(100% - 36px,var(--container))}
      .menu-toggle{display:block}
      .main-nav{display:none;position:absolute;left:18px;right:18px;top:64px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .main-nav.show{display:flex}
      .main-nav a{padding:12px 14px}
      .header-action{margin:4px 0 0}
      .hero-inner,.topic-layout,.notice-grid{grid-template-columns:1fr}
      .guide-hero{padding:62px 0 70px}
      .guide-board{max-width:480px;margin:8px auto 0;transform:none}
      .topic-index{position:static}
      .topic-items{grid-template-columns:1fr}
      .topic-card:nth-child(1){grid-column:span 1}
      .steps{grid-template-columns:1fr 1fr;gap:30px 10px}
      .steps:before{display:none}
      .cta-inner{align-items:flex-start;flex-direction:column}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:last-child{grid-column:span 2}
      .footer-bottom{flex-direction:column}
    }
    @media(max-width:520px){
      .logo-text{font-size:14px}
      .logo-text small{font-size:9px}
      .logo-mark{width:32px;height:32px}
      .guide-hero h1{font-size:34px}
      .hero-copy{font-size:15px}
      .section{padding:62px 0}
      .section-head{display:block;margin-bottom:25px}
      .section-intro{margin-top:12px}
      .steps{grid-template-columns:1fr}
      .step{padding:0 12px}
      .notice-box{padding:22px}
      .cta-band h2{font-size:27px}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div:last-child{grid-column:auto}
    }

/* roulang page: category3 */
:root{
      --purple:#5b2a86;
      --purple-dark:#35194f;
      --purple-deep:#281238;
      --purple-soft:#eee5f7;
      --coral:#ff6b4a;
      --coral-dark:#dc5036;
      --ink:#24202a;
      --muted:#706b76;
      --paper:#fbfaf8;
      --warm:#f3efeb;
      --line:#e8e1e8;
      --white:#fff;
      --green:#43866b;
      --yellow:#f5c866;
      --red:#c95b50;
      --radius:16px;
      --shadow:0 16px 45px rgba(55,31,71,.10);
      --shadow-sm:0 8px 24px rgba(55,31,71,.07);
      --ease:all .24s ease;
      --container:1180px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:16px}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 44px));margin:auto}
    .site-header{height:78px;background:rgba(251,250,248,.95);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30;backdrop-filter:blur(12px)}
    .header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .logo{display:flex;align-items:center;gap:11px;color:var(--purple-dark);font-weight:800;line-height:1.15;white-space:nowrap}
    .logo-mark{width:35px;height:35px;background:var(--purple);color:#fff;border-radius:10px;display:grid;place-items:center;font-weight:900;font-size:18px;box-shadow:5px 5px 0 #e6d7ef}
    .logo-text{font-size:16px;letter-spacing:.1px}
    .logo-text small{display:block;color:var(--coral);font-size:10px;letter-spacing:1.6px;margin-top:2px}
    .main-nav{display:flex;align-items:center;gap:5px}
    .main-nav a{padding:9px 13px;border-radius:8px;color:#5d5762;font-size:14px}
    .main-nav a:hover,.main-nav a.active{color:var(--purple);background:var(--purple-soft)}
    .main-nav a.active{font-weight:700}
    .header-action{background:var(--coral);color:#fff!important;padding:10px 16px!important;font-weight:700!important;margin-left:8px}
    .header-action:hover{background:var(--coral-dark)!important;transform:translateY(-2px)}
    .menu-toggle{display:none;background:var(--purple);color:#fff;border-radius:8px;padding:8px 11px;font-size:20px}
    .hero{background:var(--purple-dark);color:#fff;position:relative;overflow:hidden;padding:72px 0 78px}
    .hero::before,.hero::after{content:"";position:absolute;border-radius:50%;pointer-events:none}
    .hero::before{width:510px;height:510px;background:rgba(133,74,172,.25);right:-150px;top:-260px}
    .hero::after{width:360px;height:360px;border:1px solid rgba(255,255,255,.15);right:16%;bottom:-245px}
    .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center;position:relative;z-index:1}
    .eyebrow,.section-kicker{font-size:12px;letter-spacing:1.7px;font-weight:800}
    .eyebrow{color:#ffb49f;margin-bottom:15px}
    .hero h1{font-size:clamp(34px,4.7vw,56px);line-height:1.18;letter-spacing:-1.5px;margin:0 0 20px;max-width:700px}
    .hero h1 span{color:#ff9c85}
    .hero-copy{color:#ded4e5;max-width:620px;font-size:17px;line-height:1.9;margin:0}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:29px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 20px;border-radius:10px;font-weight:700;border:1px solid transparent;transition:var(--ease)}
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(255,107,74,.25)}
    .btn-primary:hover{background:#ff8166;color:#fff;transform:translateY(-2px)}
    .btn-outline{border-color:rgba(255,255,255,.38);color:#fff;background:transparent}
    .btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.1);color:#fff}
    .notice-board{background:#fff;color:var(--ink);border-radius:18px;padding:25px;box-shadow:0 22px 55px rgba(18,8,27,.2);transform:rotate(2deg);position:relative}
    .notice-board::before{content:"活动信息";position:absolute;right:20px;top:17px;color:var(--coral);font-size:11px;font-weight:800;letter-spacing:1px}
    .notice-board h2{font-size:23px;color:var(--purple-dark);margin:15px 0 18px;max-width:230px;line-height:1.35}
    .board-line{height:10px;background:#eee8f2;border-radius:6px;margin:10px 0;width:88%}
    .board-line.short{width:62%}
    .board-row{display:flex;align-items:center;gap:10px;margin-top:21px}
    .board-dot{width:34px;height:34px;border-radius:9px;background:var(--purple-soft);color:var(--purple);display:grid;place-items:center;font-weight:800}
    .board-row strong{display:block;font-size:14px;color:var(--purple-dark)}
    .board-row small{color:var(--muted);font-size:12px}
    .section{padding:86px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:32px}
    .section-kicker{color:var(--coral);margin-bottom:8px}
    .section h2{font-size:34px;line-height:1.25;color:var(--purple-dark);margin:0}
    .section-intro{max-width:560px;color:var(--muted);font-size:15px;margin:0}
    .notice-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:25px;align-items:stretch}
    .notice-main{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow-sm);position:relative;overflow:hidden}
    .notice-main::after{content:"公告";position:absolute;right:-18px;bottom:-35px;font-size:130px;font-weight:900;color:rgba(91,42,134,.06)}
    .status{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:800;padding:6px 10px;border-radius:7px;background:#e4f1ea;color:var(--green)}
    .status::before{content:"";width:7px;height:7px;background:var(--green);border-radius:50%}
    .notice-main h3{font-size:25px;color:var(--purple-dark);margin:22px 0 12px;line-height:1.4;position:relative;z-index:1}
    .notice-main p{color:var(--muted);margin:0;max-width:580px;position:relative;z-index:1}
    .meta{display:flex;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:13px;margin-top:25px;position:relative;z-index:1}
    .meta b{color:var(--purple)}
    .notice-side{display:grid;gap:12px}
    .notice-item{background:var(--warm);border:1px solid var(--line);border-radius:12px;padding:19px 20px;display:grid;grid-template-columns:62px 1fr;gap:16px;align-items:center}
    .notice-item:hover{background:#fff;box-shadow:var(--shadow-sm);transform:translateX(3px)}
    .date-box{color:var(--purple);border-right:1px solid #d9cce2;padding-right:13px;text-align:center;line-height:1.2}
    .date-box strong{display:block;font-size:22px}
    .date-box small{font-size:11px;letter-spacing:1px}
    .notice-item h4{font-size:16px;color:var(--purple-dark);margin:0 0 4px}
    .notice-item p{font-size:13px;color:var(--muted);margin:0;line-height:1.55}
    .schedule{background:var(--warm)}
    .schedule-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
    .schedule-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:25px;min-height:210px;transition:var(--ease)}
    .schedule-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .schedule-icon{width:42px;height:42px;border-radius:11px;background:var(--purple-soft);color:var(--purple);display:grid;place-items:center;font-weight:900;margin-bottom:18px}
    .schedule-card h3{font-size:19px;color:var(--purple-dark);margin:0 0 8px}
    .schedule-card p{font-size:14px;color:var(--muted);margin:0;line-height:1.75}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .step{padding:28px 24px 30px;border-right:1px solid var(--line);position:relative}
    .step:last-child{border-right:0}
    .step-num{font-size:30px;font-weight:900;color:var(--coral);line-height:1;margin-bottom:20px}
    .step h3{font-size:18px;color:var(--purple-dark);margin:0 0 8px}
    .step p{font-size:14px;color:var(--muted);margin:0}
    .rules-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:start}
    .rules-copy{background:var(--purple-dark);color:#fff;border-radius:var(--radius);padding:32px}
    .rules-copy h2{color:#fff;font-size:28px;margin-bottom:14px}
    .rules-copy p{color:#ddd1e5;margin:0}
    .rule-list{list-style:none;padding:0;margin:0;display:grid;gap:0}
    .rule-list li{padding:17px 0 17px 31px;border-bottom:1px solid var(--line);position:relative;color:var(--muted)}
    .rule-list li::before{content:"✓";position:absolute;left:0;top:17px;color:var(--coral);font-weight:900}
    .rule-list strong{display:block;color:var(--purple-dark);margin-bottom:3px}
    .faq-section{background:#fff}
    .faq-list{max-width:850px;margin:auto;border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;background:transparent;padding:21px 6px;text-align:left;color:var(--purple-dark);font-weight:700;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .faq-question:hover{color:var(--coral)}
    .faq-question span:last-child{font-size:23px;font-weight:400;transition:var(--ease)}
    .faq-answer{display:none;color:var(--muted);font-size:15px;padding:0 42px 21px 6px}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg);color:var(--coral)}
    .cta{background:var(--purple);color:#fff;padding:58px 0}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{font-size:31px;line-height:1.3;margin:0 0 8px;color:#fff}
    .cta p{color:#ded4e5;margin:0;max-width:650px}
    .cta .btn{white-space:nowrap}
    .site-footer{background:#24152f;color:#d6cadd;padding:53px 0 20px}
    .footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1fr;gap:35px;padding-bottom:38px}
    .footer-brand strong{font-size:22px;color:#fff}
    .footer-brand p{font-size:14px;line-height:1.8;color:#bcaac7;margin:12px 0 0}
    .site-footer h3{font-size:14px;color:#fff;margin:5px 0 14px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{font-size:13px;color:#bcaac7}
    .footer-links a:hover{color:#ff9c85}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.13);padding-top:18px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;color:#a895b2;font-size:12px}
    :focus-visible{outline:3px solid rgba(255,107,74,.5);outline-offset:3px}
    @media(max-width:992px){
      .main-nav a{padding:8px 8px;font-size:13px}
      .header-action{padding:9px 11px!important}
      .hero-grid,.notice-layout,.rules-layout{grid-template-columns:1fr;gap:38px}
      .hero{padding:65px 0 75px}
      .notice-board{max-width:560px;margin:auto;width:100%}
      .schedule-grid{grid-template-columns:repeat(2,1fr)}
      .steps{grid-template-columns:repeat(2,1fr)}
      .step:nth-child(2){border-right:0}
      .step:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
      .footer-grid>div:last-child{grid-column:2}
    }
    @media(max-width:768px){
      .site-header,.header-inner{height:70px}
      .container{width:min(100% - 36px,var(--container))}
      .menu-toggle{display:block}
      .main-nav{display:none;position:absolute;left:18px;right:18px;top:78px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:9px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .main-nav.show{display:flex}
      .main-nav a{padding:12px 14px}
      .header-action{margin-left:0;text-align:center}
      .hero h1{font-size:38px}
      .hero-copy{font-size:16px}
      .section{padding:66px 0}
      .section-head{display:block;margin-bottom:25px}
      .section-intro{margin-top:12px}
      .schedule-grid{grid-template-columns:1fr}
      .cta-inner{display:block}
      .cta .btn{margin-top:23px}
      .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px}
      .footer-grid>div:last-child{grid-column:auto}
    }
    @media(max-width:520px){
      .logo-text{font-size:14px}
      .logo-text small{font-size:9px}
      .logo-mark{width:32px;height:32px}
      .hero{padding:52px 0 60px}
      .hero h1{font-size:32px}
      .hero-actions .btn{width:100%}
      .notice-main{padding:24px}
      .notice-main h3{font-size:21px}
      .notice-item{grid-template-columns:54px 1fr;padding:16px 14px}
      .steps{display:block}
      .step{border-right:0;border-bottom:1px solid var(--line)}
      .step:last-child{border-bottom:0}
      .rules-copy{padding:25px}
      .cta h2{font-size:26px}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:6px}
    }

/* roulang page: category5 */
:root{
      --purple:#5b2a86;
      --purple-dark:#35194f;
      --purple-deep:#281039;
      --purple-soft:#eee5f7;
      --coral:#ff6b4a;
      --coral-dark:#dc5036;
      --ink:#24202a;
      --muted:#706b76;
      --paper:#fbfaf8;
      --warm:#f3efeb;
      --line:#e8e1e8;
      --white:#fff;
      --green:#43866b;
      --yellow:#f5c866;
      --radius:16px;
      --shadow:0 16px 45px rgba(55,31,71,.10);
      --shadow-sm:0 8px 24px rgba(55,31,71,.07);
      --ease:all .24s ease;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
      font-size:16px;
      line-height:1.7;
    }
    a{text-decoration:none;color:inherit;transition:var(--ease)}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 44px));margin:0 auto}
    .site-header{
      height:78px;
      position:sticky;
      top:0;
      z-index:20;
      background:rgba(251,250,248,.95);
      border-bottom:1px solid var(--line);
      backdrop-filter:blur(12px);
    }
    .header-inner{
      height:78px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .logo{
      display:flex;
      align-items:center;
      gap:11px;
      color:var(--purple-dark);
      font-weight:800;
      line-height:1.15;
      white-space:nowrap;
    }
    .logo-mark{
      width:35px;height:35px;
      display:grid;place-items:center;
      border-radius:10px;
      color:#fff;background:var(--purple);
      font-size:18px;font-weight:900;
      box-shadow:5px 5px 0 #e6d7ef;
    }
    .logo-text{font-size:16px;letter-spacing:.1px}
    .logo-text small{
      display:block;
      margin-top:2px;
      color:var(--coral);
      font-size:10px;
      letter-spacing:1.4px;
    }
    .main-nav{display:flex;align-items:center;gap:5px}
    .main-nav a{
      padding:9px 13px;
      border-radius:8px;
      color:#5d5762;
      font-size:14px;
    }
    .main-nav a:hover,.main-nav a.active{
      color:var(--purple);
      background:var(--purple-soft);
    }
    .header-action{
      margin-left:8px;
      padding:10px 16px!important;
      color:#fff!important;
      background:var(--coral)!important;
      font-weight:700!important;
    }
    .header-action:hover{background:var(--coral-dark)!important;transform:translateY(-2px)}
    .menu-toggle{
      display:none;
      padding:8px 11px;
      border-radius:8px;
      color:#fff;
      background:var(--purple);
      font-size:20px;
    }
    .hero{
      position:relative;
      overflow:hidden;
      padding:84px 0 88px;
      color:#fff;
      background:var(--purple-dark);
    }
    .hero:before,.hero:after{
      content:"";
      position:absolute;
      border-radius:50%;
      pointer-events:none;
    }
    .hero:before{
      width:540px;height:540px;
      right:-180px;top:-280px;
      background:rgba(133,74,172,.25);
    }
    .hero:after{
      width:390px;height:390px;
      right:13%;bottom:-280px;
      border:1px solid rgba(255,255,255,.16);
    }
    .hero-inner{position:relative;z-index:1}
    .eyebrow,.section-kicker{
      margin-bottom:12px;
      color:#ffad98;
      font-size:12px;
      font-weight:800;
      letter-spacing:2px;
      text-transform:uppercase;
    }
    .hero h1{
      max-width:760px;
      margin:0 0 20px;
      font-size:clamp(35px,5vw,57px);
      line-height:1.2;
      letter-spacing:-1.6px;
    }
    .hero h1 span{color:#ff9d86}
    .hero-copy{
      max-width:710px;
      margin:0;
      color:#ded4e5;
      font-size:17px;
      line-height:1.9;
    }
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:46px;
      padding:11px 20px;
      border:1px solid transparent;
      border-radius:10px;
      font-weight:700;
      transition:var(--ease);
    }
    .btn-primary{
      color:#fff;
      background:var(--coral);
      box-shadow:0 9px 22px rgba(255,107,74,.25);
    }
    .btn-primary:hover{color:#fff;background:#ff8166;transform:translateY(-2px)}
    .btn-outline{color:#fff;border-color:rgba(255,255,255,.38)}
    .btn-outline:hover{color:#fff;background:rgba(255,255,255,.1);border-color:#fff}
    .hero-points{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:34px;
    }
    .hero-point{
      padding:8px 13px;
      border:1px solid rgba(255,255,255,.15);
      border-radius:8px;
      color:#eee5f4;
      background:rgba(255,255,255,.06);
      font-size:13px;
    }
    .section{padding:86px 0}
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:33px;
    }
    .section-kicker{color:var(--coral);margin-bottom:7px}
    .section h2{
      margin:0;
      color:var(--purple-dark);
      font-size:34px;
      line-height:1.25;
    }
    .section-intro{max-width:580px;margin:0;color:var(--muted)}
    .help-layout{
      display:grid;
      grid-template-columns:1.18fr .82fr;
      gap:24px;
      align-items:start;
    }
    .help-panel,.contact-panel,.category-card,.faq-item{
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .help-panel{padding:31px}
    .help-panel h3,.contact-panel h3{
      margin:0 0 17px;
      color:var(--purple-dark);
      font-size:22px;
    }
    .search-box{
      display:flex;
      align-items:center;
      gap:10px;
      padding:6px;
      border:1px solid #dcd2e2;
      border-radius:11px;
      background:#fff;
    }
    .search-box input{
      width:100%;
      min-width:0;
      padding:10px 12px;
      border:0;
      outline:0;
      color:var(--ink);
      background:transparent;
    }
    .search-box input:focus{box-shadow:inset 0 0 0 2px var(--purple-soft)}
    .search-box button{
      min-height:42px;
      padding:8px 17px;
      border-radius:8px;
      color:#fff;
      background:var(--purple);
      font-weight:700;
    }
    .search-box button:hover{background:var(--purple-dark)}
    .category-list{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:12px;
      margin-top:25px;
    }
    .category-card{
      display:flex;
      align-items:center;
      gap:13px;
      padding:17px;
      box-shadow:none;
    }
    .category-card:hover{
      border-color:#ccb8dc;
      transform:translateY(-2px);
      box-shadow:var(--shadow-sm);
    }
    .category-icon{
      width:40px;height:40px;
      flex:none;
      display:grid;place-items:center;
      border-radius:11px;
      color:var(--purple);
      background:var(--purple-soft);
      font-weight:900;
    }
    .category-card strong{display:block;color:var(--purple-dark);font-size:15px}
    .category-card span{display:block;color:var(--muted);font-size:12px}
    .contact-panel{
      padding:30px;
      color:#fff;
      background:var(--purple);
      box-shadow:none;
    }
    .contact-panel h3{color:#fff}
    .contact-panel p{margin:0;color:#e6dced;font-size:14px}
    .contact-list{margin:23px 0 0;padding:0;list-style:none}
    .contact-list li{
      padding:13px 0;
      border-bottom:1px solid rgba(255,255,255,.14);
      color:#f4edf7;
      font-size:14px;
    }
    .contact-list li:last-child{border-bottom:0}
    .contact-list b{display:block;color:#ffb29f;font-size:12px;letter-spacing:.5px}
    .steps-section{background:var(--warm)}
    .steps{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .step{
      position:relative;
      min-height:190px;
      padding:27px;
      border-radius:var(--radius);
      background:#fff;
      border:1px solid var(--line);
    }
    .step-number{
      display:inline-grid;
      place-items:center;
      width:34px;height:34px;
      margin-bottom:20px;
      border-radius:9px;
      color:#fff;
      background:var(--coral);
      font-weight:800;
    }
    .step h3{margin:0 0 8px;color:var(--purple-dark);font-size:19px}
    .step p{margin:0;color:var(--muted);font-size:14px}
    .faq-section{padding-bottom:88px}
    .faq-list{max-width:900px;margin:0 auto}
    .faq-item{margin-bottom:12px;overflow:hidden;box-shadow:none}
    .faq-question{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:21px 24px;
      text-align:left;
      color:var(--purple-dark);
      background:#fff;
      font-weight:750;
    }
    .faq-question:hover{background:#fcf9fe}
    .faq-question:focus-visible,.btn:focus-visible,.main-nav a:focus-visible{
      outline:3px solid rgba(255,107,74,.42);
      outline-offset:2px;
    }
    .faq-symbol{
      color:var(--coral);
      font-size:24px;
      line-height:1;
      transition:var(--ease);
    }
    .faq-answer{
      display:none;
      padding:0 24px 22px;
      color:var(--muted);
      font-size:15px;
    }
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-symbol{transform:rotate(45deg)}
    .cta{
      padding:58px 0;
      color:#fff;
      background:var(--purple-deep);
    }
    .cta-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:30px;
    }
    .cta h2{margin:0 0 8px;color:#fff;font-size:31px}
    .cta p{margin:0;color:#d8cce2}
    .cta .btn{flex:none}
    .site-footer{
      padding:56px 0 22px;
      color:#d9cde2;
      background:#21102f;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.5fr 1fr 1fr 1fr;
      gap:35px;
      padding-bottom:40px;
    }
    .footer-brand strong{display:block;color:#fff;font-size:21px;margin-bottom:12px}
    .footer-brand p{margin:0;color:#bcaec7;font-size:14px}
    .site-footer h3{margin:0 0 14px;color:#fff;font-size:15px}
    .footer-links{display:flex;flex-direction:column;gap:8px}
    .footer-links a{color:#bcaec7;font-size:14px}
    .footer-links a:hover{color:#ff9d86}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:20px;
      padding-top:19px;
      border-top:1px solid rgba(255,255,255,.12);
      color:#9e8baa;
      font-size:12px;
    }
    @media(max-width:992px){
      .main-nav{gap:0}
      .main-nav a{padding:8px 8px;font-size:13px}
      .header-action{padding:9px 11px!important}
      .help-layout{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .site-header,.header-inner{height:70px}
      .logo-text{font-size:14px}
      .logo-text small{font-size:9px}
      .menu-toggle{display:block}
      .main-nav{
        display:none;
        position:absolute;
        left:22px;right:22px;top:75px;
        flex-direction:column;
        align-items:stretch;
        padding:10px;
        border:1px solid var(--line);
        border-radius:13px;
        background:var(--paper);
        box-shadow:var(--shadow);
      }
      .main-nav.open{display:flex}
      .main-nav a{padding:12px 14px}
      .header-action{margin:3px 0 0!important;text-align:center}
      .hero{padding:66px 0 70px}
      .hero h1{font-size:38px}
      .hero-copy{font-size:15px}
      .section{padding:65px 0}
      .section-head{display:block;margin-bottom:25px}
      .section-intro{margin-top:12px}
      .category-list,.steps{grid-template-columns:1fr}
      .cta-inner{display:block}
      .cta .btn{margin-top:22px}
    }
    @media(max-width:520px){
      .container{width:min(100% - 36px,var(--container))}
      .logo-mark{width:32px;height:32px}
      .logo-text{max-width:180px;white-space:normal}
      .hero h1{font-size:32px;letter-spacing:-.8px}
      .hero-actions,.hero-actions .btn{width:100%}
      .hero-actions .btn{min-height:48px}
      .help-panel,.contact-panel{padding:23px}
      .category-list{gap:9px}
      .search-box button{padding:8px 12px}
      .faq-question{padding:18px}
      .faq-answer{padding:0 18px 19px}
      .footer-grid{grid-template-columns:1fr;gap:27px}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:7px}
    }

/* roulang page: category4 */
:root{
      --purple:#5b2a86;
      --purple-dark:#35194f;
      --purple-deep:#29123e;
      --purple-soft:#eee5f7;
      --coral:#ff6b4a;
      --coral-dark:#dc5036;
      --ink:#24202a;
      --muted:#706b76;
      --paper:#fbfaf8;
      --warm:#f3efeb;
      --line:#e8e1e8;
      --white:#fff;
      --green:#43866b;
      --yellow:#f5c866;
      --radius:16px;
      --shadow:0 16px 45px rgba(55,31,71,.10);
      --shadow-sm:0 8px 24px rgba(55,31,71,.08);
      --ease:all .24s ease;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
      color:var(--ink);
      background:var(--paper);
      line-height:1.7;
      font-size:16px;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 44px));margin:0 auto}
    .site-header{
      height:78px;
      background:rgba(251,250,248,.95);
      border-bottom:1px solid var(--line);
      position:sticky;
      top:0;
      z-index:30;
      backdrop-filter:blur(12px);
    }
    .header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .logo{display:flex;align-items:center;gap:11px;color:var(--purple-dark);font-weight:800;line-height:1.15;white-space:nowrap}
    .logo-mark{
      width:35px;height:35px;background:var(--purple);color:#fff;border-radius:10px;
      display:grid;place-items:center;font-weight:900;font-size:18px;
      box-shadow:5px 5px 0 #e6d7ef;
    }
    .logo-text{font-size:16px;letter-spacing:.1px}
    .logo-text small{display:block;color:var(--coral);font-size:10px;letter-spacing:1.6px;margin-top:2px}
    .main-nav{display:flex;align-items:center;gap:5px}
    .main-nav a{padding:9px 13px;border-radius:8px;color:#5d5762;font-size:14px}
    .main-nav a:hover,.main-nav a.active{color:var(--purple);background:var(--purple-soft)}
    .header-action{background:var(--coral);color:#fff!important;padding:10px 16px!important;font-weight:700!important;margin-left:8px}
    .header-action:hover{background:var(--coral-dark)!important;transform:translateY(-2px)}
    .menu-toggle{display:none;background:var(--purple);color:#fff;border-radius:8px;padding:8px 11px;font-size:20px}
    .hero{
      position:relative;overflow:hidden;background:var(--purple-dark);color:#fff;
      padding:72px 0 78px;
    }
    .hero:before,.hero:after{content:"";position:absolute;border-radius:50%;pointer-events:none}
    .hero:before{width:560px;height:560px;right:-180px;top:-340px;background:rgba(133,74,172,.28)}
    .hero:after{width:420px;height:420px;right:11%;bottom:-330px;border:1px solid rgba(255,255,255,.15)}
    .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center;position:relative;z-index:1}
    .eyebrow,.section-kicker{font-size:12px;letter-spacing:2px;text-transform:uppercase;font-weight:800}
    .eyebrow{color:#ffb49f;margin-bottom:15px}
    .hero h1{font-size:clamp(34px,4.6vw,55px);line-height:1.18;letter-spacing:-1.5px;margin:0 0 19px;max-width:650px}
    .hero h1 span{color:#ff9c85}
    .hero-copy{max-width:620px;color:#ded4e5;font-size:17px;line-height:1.9;margin:0}
    .hero-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:11px 20px;border-radius:10px;font-weight:700;border:1px solid transparent;transition:var(--ease)
    }
    .btn:focus,.main-nav a:focus,.faq-question:focus{outline:3px solid rgba(255,107,74,.35);outline-offset:3px}
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(255,107,74,.25)}
    .btn-primary:hover{background:#ff8166;color:#fff;transform:translateY(-2px)}
    .btn-outline{border-color:rgba(255,255,255,.35);color:#fff;background:transparent}
    .btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.1);color:#fff}
    .hero-art{min-height:320px;position:relative}
    .download-board{
      position:absolute;right:0;top:8px;width:min(100%,385px);min-height:292px;
      padding:28px;border-radius:22px;background:#fff;color:var(--ink);
      transform:rotate(2deg);box-shadow:20px 25px 0 rgba(255,255,255,.08)
    }
    .board-top{display:flex;justify-content:space-between;align-items:center;color:var(--purple);font-size:14px;font-weight:800}
    .board-dot{width:10px;height:10px;border-radius:50%;background:var(--coral);box-shadow:18px 0 0 var(--yellow),36px 0 0 #a98dcc}
    .board-title{font-size:25px;line-height:1.3;color:var(--purple-dark);font-weight:800;margin:33px 0 12px}
    .board-text{font-size:14px;color:var(--muted);max-width:280px}
    .board-lines{display:flex;gap:8px;margin-top:25px}
    .board-lines i{height:9px;border-radius:4px;background:#eadff0;flex:1}
    .board-lines i:first-child{background:var(--coral);flex:1.7}
    .art-chip{position:absolute;right:20px;bottom:0;background:var(--yellow);color:#4b3518;padding:8px 14px;border-radius:8px;font-size:13px;font-weight:700;transform:rotate(-5deg)}
    .section{padding:88px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:34px}
    .section-kicker{color:var(--coral);margin-bottom:7px}
    .section h2{font-size:34px;line-height:1.25;color:var(--purple-dark);margin:0}
    .section-intro{max-width:560px;color:var(--muted);font-size:15px;margin:0}
    .feature-strip{
      background:#fff;border:1px solid var(--line);display:grid;grid-template-columns:repeat(4,1fr);
      border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden
    }
    .feature-item{padding:27px 24px;border-right:1px solid var(--line)}
    .feature-item:last-child{border-right:0}
    .feature-num{color:var(--coral);font-size:13px;font-weight:800;margin-bottom:16px}
    .feature-item h3{font-size:18px;color:var(--purple-dark);margin:0 0 7px}
    .feature-item p{font-size:14px;color:var(--muted);line-height:1.7;margin:0}
    .app-section{background:var(--purple);color:#fff;overflow:hidden}
    .app-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:90px;align-items:center}
    .section-dark h2{color:#fff}
    .section-dark .section-kicker{color:#ffb49f}
    .device-stage{height:370px;position:relative;display:flex;align-items:center;justify-content:center}
    .device{
      width:190px;height:350px;border:8px solid #1f1429;border-radius:31px;background:#faf7fb;
      box-shadow:18px 20px 0 rgba(255,255,255,.09),0 18px 35px rgba(0,0,0,.24);
      padding:25px 14px 15px;position:relative;transform:rotate(-7deg)
    }
    .device:before{content:"";position:absolute;top:10px;left:50%;transform:translateX(-50%);width:60px;height:6px;border-radius:5px;background:#33223d}
    .device-head{font-weight:800;color:var(--purple);font-size:14px;margin:10px 0 18px}
    .device-banner{height:86px;border-radius:12px;background:linear-gradient(145deg,#6e3b92,#bd7bb0);position:relative;overflow:hidden}
    .device-banner:after{content:"C7";position:absolute;right:8px;bottom:-13px;color:rgba(255,255,255,.32);font-size:66px;font-weight:900}
    .device-row{display:flex;gap:7px;margin-top:15px}
    .device-row i{height:45px;border-radius:7px;background:#ede3f1;flex:1}
    .device-row i:first-child{background:#ffd4c9}
    .app-copy{color:#e2d7e8;max-width:540px}
    .app-copy h2{margin-bottom:14px}
    .app-copy p{margin:0 0 22px}
    .app-points{display:grid;grid-template-columns:1fr 1fr;gap:13px 22px;margin:24px 0}
    .app-points span{font-size:14px;color:#f3eaf6}
    .app-points span:before{content:"✓";display:inline-grid;place-items:center;width:21px;height:21px;margin-right:8px;border-radius:50%;background:#76519a;color:#fff;font-size:12px}
    .download-tools{display:flex;align-items:center;gap:18px;margin-top:25px}
    .qr{
      width:86px;height:86px;padding:7px;background:#fff;border-radius:8px;
      background-image:linear-gradient(45deg,#271832 25%,transparent 25%,transparent 75%,#271832 75%),linear-gradient(45deg,#271832 25%,transparent 25%,transparent 75%,#271832 75%);
      background-size:13px 13px;background-position:0 0,6px 6px
    }
    .download-note{font-size:13px;color:#d3c4dc;line-height:1.8}
    .download-note strong{display:block;color:#fff;font-size:15px;margin-bottom:2px}
    .install-section{background:var(--warm)}
    .install-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:55px;align-items:start}
    .step-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .step-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:25px 21px;transition:var(--ease)}
    .step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:#d7c3e3}
    .step-index{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--purple-soft);color:var(--purple);font-weight:800;margin-bottom:18px}
    .step-card h3{font-size:18px;color:var(--purple-dark);margin:0 0 7px}
    .step-card p{font-size:14px;color:var(--muted);margin:0}
    .compat-box{background:#fff;border-radius:16px;border:1px solid var(--line);padding:28px;box-shadow:var(--shadow-sm)}
    .compat-box h3{color:var(--purple-dark);font-size:20px;margin:0 0 18px}
    .compat-row{display:flex;justify-content:space-between;gap:15px;padding:13px 0;border-bottom:1px solid var(--line);font-size:14px}
    .compat-row:last-child{border-bottom:0}
    .compat-row span:last-child{color:var(--green);font-weight:700}
    .content-section{background:var(--paper)}
    .content-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:30px}
    .content-feature{background:var(--purple-dark);border-radius:var(--radius);color:#fff;padding:32px;min-height:280px;display:flex;flex-direction:column;justify-content:end;position:relative;overflow:hidden}
    .content-feature:before{content:"APP";position:absolute;right:-15px;top:-28px;font-size:116px;font-weight:900;color:rgba(255,255,255,.06)}
    .content-feature h3{font-size:25px;line-height:1.35;margin:0 0 10px;position:relative}
    .content-feature p{font-size:14px;color:#d9cce3;margin:0;position:relative}
    .content-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:10px 23px}
    .content-item{display:grid;grid-template-columns:75px 1fr auto;gap:18px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}
    .content-item:last-child{border-bottom:0}
    .content-date{color:var(--coral);font-size:13px;font-weight:800}
    .content-item h3{font-size:17px;color:var(--purple-dark);margin:0 0 3px}
    .content-item p{font-size:13px;color:var(--muted);margin:0}
    .content-arrow{color:var(--purple);font-size:22px}
    .faq-section{background:#fff}
    .faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:70px;align-items:start}
    .faq-intro p{color:var(--muted);font-size:15px;margin:15px 0 0}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;background:none;text-align:left;padding:21px 5px;display:flex;justify-content:space-between;gap:20px;color:var(--purple-dark);font-size:16px;font-weight:700}
    .faq-question .plus{color:var(--coral);font-size:23px;line-height:1;transition:var(--ease)}
    .faq-answer{display:none;color:var(--muted);font-size:14px;padding:0 38px 20px 5px}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .plus{transform:rotate(45deg)}
    .cta-band{background:var(--purple-soft);padding:62px 0}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta-inner h2{font-size:30px;color:var(--purple-dark);margin:0 0 7px}
    .cta-inner p{color:var(--muted);margin:0}
    .site-footer{background:var(--purple-deep);color:#eee5f3;padding:54px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:40px}
    .footer-brand strong{font-size:22px;color:#fff}
    .footer-brand p{font-size:14px;color:#c9b8d3;line-height:1.8;margin:12px 0 0}
    .site-footer h3{font-size:14px;color:#ffb49f;margin:3px 0 15px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{font-size:14px;color:#d4c7dc}
    .footer-links a:hover{color:#fff;text-decoration:underline}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.13);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#ad9bb8;font-size:12px}
    @media(max-width:992px){
      .main-nav{gap:0}
      .main-nav a{padding:8px 8px;font-size:13px}
      .hero-grid,.app-grid,.install-layout,.faq-layout{grid-template-columns:1fr;gap:38px}
      .hero-art{max-width:500px;width:100%;margin:auto}
      .app-grid{gap:20px}
      .device-stage{height:330px}
      .content-layout{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1.3fr 1fr 1fr}
      .footer-grid>div:last-child{grid-column:2}
    }
    @media(max-width:768px){
      .site-header,.header-inner{height:70px}
      .container{width:min(100% - 36px,var(--container))}
      .logo-text{font-size:14px}
      .logo-mark{width:32px;height:32px}
      .menu-toggle{display:block}
      .main-nav{
        display:none;position:absolute;top:70px;left:0;right:0;background:var(--paper);
        border-bottom:1px solid var(--line);padding:12px 18px 18px;box-shadow:var(--shadow-sm);
        flex-direction:column;align-items:stretch
      }
      .main-nav.open{display:flex}
      .main-nav a{padding:12px 14px}
      .main-nav .header-action{margin:7px 0 0;text-align:center}
      .hero{padding:58px 0 65px}
      .hero h1{font-size:38px}
      .hero-copy{font-size:16px}
      .section{padding:65px 0}
      .section h2{font-size:29px}
      .section-head{display:block;margin-bottom:25px}
      .section-intro{margin-top:12px}
      .feature-strip{grid-template-columns:1fr 1fr}
      .feature-item:nth-child(2){border-right:0}
      .feature-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .step-list{grid-template-columns:1fr}
      .content-item{grid-template-columns:62px 1fr auto;gap:11px}
      .content-item h3{font-size:15px}
      .content-item p{font-size:12px}
      .cta-inner{display:block}
      .cta-inner .btn{margin-top:22px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
      .footer-grid>div:last-child{grid-column:auto}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:8px}
    }
    @media(max-width:520px){
      .hero h1{font-size:32px}
      .hero-art{min-height:275px}
      .download-board{min-height:245px;padding:22px;transform:rotate(1deg)}
      .board-title{font-size:21px;margin-top:25px}
      .feature-strip{grid-template-columns:1fr}
      .feature-item,.feature-item:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}
      .feature-item:last-child{border-bottom:0}
      .app-points{grid-template-columns:1fr}
      .download-tools{align-items:flex-start}
      .content-list{padding:5px 15px}
      .content-item{grid-template-columns:1fr auto}
      .content-date{grid-column:1/-1;padding-bottom:0}
      .content-item h3{margin-top:-6px}
      .faq-layout{gap:25px}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div:last-child{grid-column:auto}
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}