/* roulang page: index */
:root{
  --green:#b8f23d;
  --green-deep:#7ebd1e;
  --ink:#151817;
  --ink-soft:#272d2a;
  --paper:#f7f8f3;
  --white:#fff;
  --muted:#727a74;
  --line:#dfe5dc;
  --orange:#ffb83d;
  --cyan:#68d8c1;
  --radius:8px;
  --radius-lg:18px;
  --shadow:0 12px 35px rgba(24,35,27,.08);
  --container:1260px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:16px}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input{font:inherit}
button{cursor:pointer;border:0}
.container{width:min(var(--container),calc(100% - 48px));margin:auto}
.announcement{background:var(--ink);color:#eaf0e8;font-size:13px}
.announcement-inner{min-height:36px;display:flex;align-items:center;gap:13px}
.announcement .status{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(184,242,61,.14)}
.header{background:rgba(247,248,243,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(10px)}
.nav{height:78px;display:flex;align-items:center;gap:34px}
.logo{display:flex;align-items:center;gap:10px;min-width:280px;font-weight:800;line-height:1.15;letter-spacing:-.2px}
.logo-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:var(--green);color:var(--ink);font-size:18px;font-weight:900}
.logo-text{font-size:15px}
.logo-text strong{display:block;font-size:18px}
.nav-links{display:flex;align-items:center;gap:25px;flex:1}
.nav-links a{font-size:14px;color:#535b55;position:relative;padding:28px 0;white-space:nowrap}
.nav-links a:after{content:"";position:absolute;left:0;right:100%;bottom:18px;height:2px;background:var(--green-deep);transition:.25s}
.nav-links a:hover,.nav-links a.active{color:var(--ink);font-weight:700}
.nav-links a:hover:after,.nav-links a.active:after{right:0}
.nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:6px;font-weight:750;transition:.22s ease}
.nav-cta{padding:11px 17px;background:var(--ink);color:var(--green);font-size:13px;white-space:nowrap}
.nav-cta:hover{background:var(--green-deep);color:var(--ink);transform:translateY(-2px)}
.menu-toggle{display:none;background:transparent;font-size:25px;color:var(--ink)}
.hero{position:relative;overflow:hidden;background:var(--ink);color:var(--white);min-height:570px}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,20,18,.98) 0%,rgba(15,20,18,.82) 42%,rgba(15,20,18,.18) 100%),url("https://images.unsplash.com/photo-1461896836934-ffe607ba8211?auto=format&fit=crop&w=1800&q=85") center/cover}
.hero-inner{position:relative;z-index:1;min-height:570px;display:flex;align-items:center}
.hero-copy{max-width:670px;padding:68px 0 92px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:13px;font-weight:800;letter-spacing:1px;margin-bottom:20px}
.eyebrow:before{content:"";width:25px;height:2px;background:var(--green)}
h1{font-size:clamp(37px,5.2vw,70px);line-height:1.13;letter-spacing:-1.5px;margin-bottom:24px}
.hero-copy p{font-size:18px;line-height:1.85;color:#d4ddd3;max-width:610px}
.actions{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}
.btn{min-height:48px;padding:0 22px;font-size:14px}
.btn-primary{background:var(--green);color:var(--ink)}
.btn-primary:hover{background:#d2ff70;transform:translateY(-2px)}
.btn-secondary{border:1px solid rgba(255,255,255,.35);color:var(--white);background:rgba(255,255,255,.06)}
.btn-secondary:hover{border-color:var(--green);color:var(--green);background:rgba(184,242,61,.08)}
.hero-note{display:flex;gap:24px;margin-top:34px;color:#adb8ae;font-size:12px}
.hero-note span{display:flex;align-items:center;gap:7px}
.hero-note i{width:6px;height:6px;background:var(--orange);border-radius:50%}
.section{padding:86px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:35px}
.section-kicker{color:var(--green-deep);font-weight:800;font-size:12px;letter-spacing:1.5px;text-transform:uppercase;margin-bottom:8px}
h2{font-size:clamp(27px,3vw,42px);line-height:1.25;letter-spacing:-.6px}
.section-intro{color:var(--muted);max-width:600px;font-size:15px}
.text-link{color:var(--green-deep);font-weight:750;font-size:14px;white-space:nowrap}
.text-link:hover{text-decoration:underline}
.entry-strip{background:var(--white);border-bottom:1px solid var(--line)}
.entry-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr 1fr}
.entry{padding:28px 25px;display:flex;gap:15px;border-right:1px solid var(--line);transition:.2s}
.entry:first-child{background:var(--green)}
.entry:last-child{border-right:0}
.entry:hover{background:#eff8dc}
.entry:first-child:hover{background:#cdfb65}
.entry-icon{width:42px;height:42px;flex:0 0 42px;border-radius:50%;display:grid;place-items:center;background:var(--ink);color:var(--green);font-weight:900;font-size:18px}
.entry:not(:first-child) .entry-icon{background:#eef2ea;color:var(--ink)}
.entry h3{font-size:16px;margin-bottom:3px}
.entry p{font-size:12px;color:#68716a;line-height:1.5}
.entry:first-child p{color:#445126}
.dark-section{background:var(--ink);color:var(--white)}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:start}
.dark-section .section-kicker{color:var(--green)}
.dark-section .section-intro{color:#adb8ae}
.event-list{border-top:1px solid #3d4640}
.event-row{display:grid;grid-template-columns:110px 1fr auto;gap:20px;align-items:center;padding:20px 0;border-bottom:1px solid #3d4640}
.event-time{color:var(--green);font-size:13px;font-weight:750}
.event-title{font-size:16px;font-weight:700}
.event-meta{color:#9ca89e;font-size:12px;margin-top:3px}
.event-arrow{font-size:20px;color:#8b988d}
.platform-panel{background:#222a25;border:1px solid #3b473d;border-radius:var(--radius-lg);padding:28px}
.platform-panel h3{font-size:22px;margin-bottom:9px}
.platform-panel>p{color:#aeb9ae;font-size:14px}
.feature-list{list-style:none;margin-top:25px}
.feature-list li{display:flex;gap:12px;padding:13px 0;border-top:1px solid #39433b;font-size:14px;color:#d7e0d5}
.feature-list b{color:var(--green);font-size:14px}
.download{background:#eaf5d8}
.download-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.download h2{max-width:550px}
.download p{color:#58635a;max-width:560px;margin-top:15px}
.device-area{min-height:280px;position:relative;display:flex;justify-content:center;align-items:center}
.device-card{width:220px;height:270px;border:8px solid var(--ink);border-radius:28px;background:#fff;box-shadow:var(--shadow);padding:25px 14px;transform:rotate(5deg);position:relative;z-index:2}
.device-card:before{content:"";display:block;width:60px;height:5px;border-radius:5px;background:#dfe6db;margin:-14px auto 18px}
.device-top{height:24px;background:var(--green);border-radius:4px;margin-bottom:14px}
.device-line{height:10px;background:#e6ebe2;border-radius:3px;margin:10px 0}
.device-line.short{width:62%}
.device-score{display:flex;gap:5px;margin:18px 0}
.device-score span{height:38px;flex:1;background:#f0f4ed;border-radius:4px}
.qr-box{position:absolute;width:126px;height:126px;display:grid;place-items:center;background:#fff;border:1px solid #d2ddc9;right:12%;bottom:3px;padding:10px;text-align:center;font-size:10px;color:#556052}
.qr-code{width:84px;height:84px;background:repeating-linear-gradient(45deg,#151817 0 3px,#fff 3px 7px),repeating-linear-gradient(-45deg,transparent 0 4px,#151817 4px 6px);border:4px solid #fff}
.download-points{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
.point{font-size:12px;background:#fff;padding:8px 12px;border-radius:4px;color:#455043;border:1px solid #d9e5cf}
.news-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:50px}
.news-feature{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.news-image{height:220px;background:linear-gradient(120deg,#37453c,#91ba42);position:relative;padding:25px;color:#fff;display:flex;align-items:end}
.news-image strong{font-size:26px;line-height:1.3;max-width:350px}
.news-feature-body{padding:24px}
.news-feature-body h3{font-size:22px;line-height:1.4}
.news-feature-body p{font-size:14px;color:var(--muted);margin:10px 0 18px}
.news-list{border-top:1px solid var(--line)}
.news-item{display:grid;grid-template-columns:76px 1fr auto;gap:18px;align-items:start;padding:19px 0;border-bottom:1px solid var(--line)}
.news-date{font-size:12px;color:var(--muted);padding-top:3px}
.news-item h3{font-size:15px;line-height:1.5}
.news-item p{font-size:12px;color:var(--muted);margin-top:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tag{display:inline-block;padding:4px 8px;border-radius:3px;background:#edf5dc;color:#5f861d;font-size:11px;font-weight:750;margin-bottom:9px}
.news-arrow{color:var(--green-deep);font-size:18px}
.empty-state{padding:30px 0;color:var(--muted);font-size:14px}
.faq-section{background:#fff}
.faq-list{max-width:920px;margin:auto;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{display:flex;justify-content:space-between;align-items:center;width:100%;background:none;text-align:left;padding:20px 2px;font-weight:700;color:var(--ink)}
.faq-question span:last-child{font-size:22px;color:var(--green-deep);transition:.2s}
.faq-answer{max-height:0;overflow:hidden;color:var(--muted);font-size:14px;transition:max-height .3s ease;padding-right:50px}
.faq-item.open .faq-answer{max-height:150px;padding-bottom:20px}
.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
.cta-band{padding:45px 0;background:var(--green)}
.cta-flex{display:flex;justify-content:space-between;align-items:center;gap:25px}
.cta-band h2{font-size:30px}
.cta-band p{font-size:14px;color:#536526;margin-top:5px}
.cta-band .btn{background:var(--ink);color:var(--green)}
.footer{background:var(--ink);color:#d9e2d8;padding:58px 0 25px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:45px}
.footer .logo{min-width:0;color:#fff;align-items:flex-start}
.footer .logo-text strong{color:var(--green)}
.footer-desc{color:#9ba89c;font-size:13px;max-width:310px;margin-top:18px}
.footer h3{font-size:14px;color:var(--green);margin-bottom:15px}
.footer-links{list-style:none;display:grid;gap:9px}
.footer-links a{font-size:13px;color:#aab6ab}
.footer-links a:hover{color:var(--green)}
.footer-bottom{border-top:1px solid #354138;padding-top:20px;color:#87958a;font-size:12px;display:flex;justify-content:space-between;gap:20px}
@media(max-width:1024px){
  .nav{gap:18px}.logo{min-width:235px}.nav-links{gap:14px}
  .split,.news-layout,.download-wrap{gap:35px}
  .entry{padding:22px 15px}
}
@media(max-width:768px){
  .container{width:min(100% - 32px,var(--container))}
  .announcement-inner{min-height:42px}
  .nav{height:66px}.logo{min-width:0;flex:1}.logo-text{font-size:11px}.logo-text strong{font-size:15px}
  .nav-links{display:none;position:absolute;top:66px;left:0;right:0;background:var(--paper);padding:10px 16px 18px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}
  .nav-links.show{display:flex}.nav-links a{padding:13px 5px;border-bottom:1px solid var(--line)}.nav-links a:after{bottom:0}
  .nav-cta{padding:9px 11px;font-size:12px}.menu-toggle{display:block}
  .hero,.hero-inner{min-height:560px}.hero-copy{padding:55px 0 80px}.hero-copy p{font-size:16px}
  .hero-note{gap:12px;flex-wrap:wrap}
  .section{padding:58px 0}.section-head{display:block;margin-bottom:25px}.section-intro{margin-top:12px}
  .entry-grid{grid-template-columns:1fr 1fr}.entry{border-bottom:1px solid var(--line)}.entry:nth-child(2){border-right:0}
  .split,.news-layout,.download-wrap{grid-template-columns:1fr}
  .device-area{min-height:300px;order:-1}
  .news-image{height:180px}
  .cta-flex{display:block}.cta-flex .actions{margin-top:20px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}
  .footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}
}
@media(max-width:520px){
  h1{font-size:36px}.actions .btn{width:100%}
  .entry-grid{grid-template-columns:1fr}.entry{border-right:0!important}
  .event-row{grid-template-columns:75px 1fr}.event-arrow{display:none}
  .news-item{grid-template-columns:1fr auto;gap:6px}.news-date{grid-column:1/-1}
  .qr-box{right:0}.device-card{margin-right:55px}
  .footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}
}

/* roulang page: article */
:root{
      --green:#b8f23d;
      --green-deep:#7ebd1e;
      --ink:#151817;
      --ink-soft:#272d2a;
      --paper:#f7f8f3;
      --white:#fff;
      --muted:#727a74;
      --line:#dfe5dc;
      --orange:#ffb83d;
      --cyan:#68d8c1;
      --radius:8px;
      --radius-lg:18px;
      --shadow:0 12px 35px rgba(24,35,27,.08);
      --container:1260px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:16px}
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible{outline:3px solid var(--orange);outline-offset:4px}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 48px));margin:auto}
    .header{background:rgba(247,248,243,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(10px)}
    .nav{height:78px;display:flex;align-items:center;gap:34px}
    .logo{display:flex;align-items:center;gap:10px;min-width:280px;font-weight:800;line-height:1.15;letter-spacing:-.2px}
    .logo-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:var(--green);color:var(--ink);font-size:18px;font-weight:900}
    .logo-text{font-size:15px}
    .logo-text strong{display:block;font-size:18px}
    .nav-links{display:flex;align-items:center;gap:25px;flex:1}
    .nav-links a{font-size:14px;color:#535b55;position:relative;padding:28px 0;white-space:nowrap}
    .nav-links a:after{content:"";position:absolute;left:0;right:100%;bottom:18px;height:2px;background:var(--green-deep);transition:.25s}
    .nav-links a:hover,.nav-links a.active{color:var(--ink);font-weight:700}
    .nav-links a:hover:after,.nav-links a.active:after{right:0}
    .nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:6px;font-weight:750;transition:.22s ease}
    .nav-cta{padding:11px 17px;background:var(--ink);color:var(--green);font-size:13px;white-space:nowrap}
    .nav-cta:hover{background:var(--green-deep);color:var(--ink);transform:translateY(-2px)}
    .menu-toggle{display:none;background:transparent;font-size:25px;color:var(--ink)}
    .article-hero{background:var(--ink);color:var(--white);padding:72px 0 76px;position:relative;overflow:hidden}
    .article-hero:after{content:"365";position:absolute;right:7%;bottom:-70px;color:rgba(184,242,61,.07);font-size:260px;font-weight:900;line-height:1}
    .article-head{position:relative;z-index:1;max-width:900px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:13px;font-weight:800;letter-spacing:1px;margin-bottom:18px}
    .eyebrow:before{content:"";width:25px;height:2px;background:var(--green)}
    .breadcrumb{display:flex;flex-wrap:wrap;gap:9px;color:#9eaaa0;font-size:13px;margin-bottom:25px}
    .breadcrumb a:hover{color:var(--green)}
    .breadcrumb span{color:#536057}
    .article-head h1{font-size:clamp(32px,5vw,58px);line-height:1.2;letter-spacing:-.8px;margin:0 0 22px;max-width:850px}
    .article-summary{font-size:18px;color:#cbd5cc;max-width:780px;margin:0 0 26px}
    .article-meta{display:flex;flex-wrap:wrap;gap:14px 25px;color:#9eaaa0;font-size:13px}
    .tag{display:inline-block;padding:4px 9px;border-radius:3px;background:#edf5dc;color:#5f861d;font-size:11px;font-weight:750}
    .article-hero .tag{background:var(--green);color:var(--ink)}
    .section{padding:78px 0}
    .article-layout{display:grid;grid-template-columns:minmax(0,820px) 300px;gap:70px;align-items:start}
    .article-content{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:clamp(25px,5vw,58px);box-shadow:var(--shadow);overflow:hidden}
    .article-content h2{font-size:28px;line-height:1.35;margin:34px 0 16px;padding-left:15px;border-left:4px solid var(--green)}
    .article-content h3{font-size:21px;line-height:1.45;margin:28px 0 12px}
    .article-content p{margin:0 0 18px;color:#3f4841}
    .article-content ul,.article-content ol{padding-left:25px;margin:12px 0 23px;color:#3f4841}
    .article-content li{margin:7px 0}
    .article-content blockquote{margin:26px 0;padding:19px 22px;border-left:4px solid var(--orange);background:#fff8e9;color:#65512d}
    .article-content img{border-radius:var(--radius);margin:26px auto}
    .article-content table{width:100%;border-collapse:collapse;margin:24px 0;display:block;overflow-x:auto}
    .article-content th,.article-content td{border:1px solid var(--line);padding:11px 14px;text-align:left;white-space:nowrap}
    .article-content th{background:#eef5e3}
    .article-content a{color:var(--green-deep);font-weight:700;text-decoration:underline;text-underline-offset:3px}
    .article-content hr{border:0;border-top:1px solid var(--line);margin:32px 0}
    .side-panel{position:sticky;top:105px}
    .side-box{background:var(--ink);color:var(--white);padding:25px;border-radius:var(--radius-lg);margin-bottom:18px}
    .side-box h2{font-size:20px;margin:0 0 12px}
    .side-box p{font-size:14px;color:#b9c5ba;margin:0 0 20px}
    .side-links{list-style:none;padding:0;margin:0}
    .side-links li{border-top:1px solid #3c463e}
    .side-links a{display:flex;justify-content:space-between;padding:13px 0;color:#d5ded5;font-size:14px}
    .side-links a:hover{color:var(--green)}
    .side-links a span{color:var(--green)}
    .side-note{border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;background:#fff}
    .side-note strong{display:block;font-size:15px;margin-bottom:7px}
    .side-note p{font-size:13px;color:var(--muted);margin:0}
    .empty-state{text-align:center;padding:35px 12px}
    .empty-state h2{font-size:25px;margin:0 0 8px}
    .empty-state p{color:var(--muted);margin:0 0 22px}
    .btn{min-height:46px;padding:0 21px;font-size:14px}
    .btn-primary{background:var(--green);color:var(--ink)}
    .btn-primary:hover{background:#d2ff70;transform:translateY(-2px)}
    .btn-dark{background:var(--ink);color:var(--green)}
    .btn-dark:hover{background:var(--green-deep);color:var(--ink);transform:translateY(-2px)}
    .article-bottom{margin-top:34px;padding-top:25px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
    .article-bottom a{display:inline-flex;align-items:center;gap:8px;color:var(--green-deep);font-weight:750;font-size:14px}
    .cta{background:var(--green);padding:35px 0}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:25px}
    .cta h2{font-size:27px;margin:0 0 5px}
    .cta p{margin:0;color:#48543e;font-size:14px}
    .cta-actions{display:flex;gap:10px;flex-wrap:wrap}
    .footer{background:var(--ink);color:var(--white);padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:42px}
    .footer .logo{min-width:0;color:var(--white);align-items:flex-start}
    .footer-desc{color:#aeb9ae;font-size:13px;max-width:390px;margin:19px 0 0}
    .footer h3{font-size:14px;margin:4px 0 14px;color:var(--green)}
    .footer-links{list-style:none;padding:0;margin:0}
    .footer-links li{margin:8px 0}
    .footer-links a{font-size:13px;color:#b6c1b7}
    .footer-links a:hover{color:var(--green)}
    .footer-bottom{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;border-top:1px solid #38423b;margin-top:45px;padding-top:19px;color:#8e9b90;font-size:12px}
    @media(max-width:1024px){
      .nav{gap:18px}.logo{min-width:245px}.nav-links{gap:15px}
      .nav-cta{display:none}.article-layout{grid-template-columns:minmax(0,1fr) 250px;gap:30px}
      .footer-grid{grid-template-columns:1.5fr 1fr 1fr}
    }
    @media(max-width:768px){
      .container{width:min(100% - 32px,var(--container))}
      .nav{height:68px;justify-content:space-between}
      .logo{min-width:0}.logo-text{font-size:11px}.logo-text strong{font-size:16px}
      .nav-links{display:none;position:absolute;left:16px;right:16px;top:76px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:9px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}
      .nav-links.open{display:flex}.nav-links a{padding:13px 14px}.nav-links a:after{display:none}
      .menu-toggle{display:block}.nav-cta{display:inline-flex;padding:9px 12px}
      .article-hero{padding:48px 0 52px}.article-head h1{font-size:35px}.article-summary{font-size:16px}
      .article-layout{display:block}.side-panel{position:static;margin-top:25px}
      .section{padding:50px 0}.cta-inner{display:block}.cta-actions{margin-top:20px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}
    }
    @media(max-width:520px){
      .logo-mark{width:30px;height:30px}.logo-text strong{font-size:14px}.logo-text{font-size:10px}
      .article-content{padding:24px 20px}.article-content h2{font-size:23px}
      .article-bottom{display:block}.article-bottom a{margin:6px 0}
      .footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}
      .footer-bottom{display:block}.footer-bottom span{display:block;margin:5px 0}
    }

/* roulang page: category1 */
:root{
      --green:#b8f23d;
      --green-deep:#7ebd1e;
      --ink:#151817;
      --ink-soft:#272d2a;
      --paper:#f7f8f3;
      --white:#fff;
      --muted:#727a74;
      --line:#dfe5dc;
      --orange:#ffb83d;
      --cyan:#68d8c1;
      --radius:8px;
      --radius-lg:18px;
      --shadow:0 12px 35px rgba(24,35,27,.08);
      --container:1260px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:16px}
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible{outline:3px solid var(--orange);outline-offset:3px}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 48px));margin:auto}
    .notice{background:var(--ink);color:#dfe8dc;font-size:13px}
    .notice-inner{min-height:38px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .notice strong{color:var(--green);margin-right:8px}
    .notice a{color:var(--green);font-weight:700}
    .header{background:rgba(247,248,243,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(10px)}
    .nav{height:78px;display:flex;align-items:center;gap:34px}
    .logo{display:flex;align-items:center;gap:10px;min-width:280px;font-weight:800;line-height:1.15;letter-spacing:-.2px}
    .logo-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:var(--green);color:var(--ink);font-size:18px;font-weight:900}
    .logo-text{font-size:15px}
    .logo-text strong{display:block;font-size:18px}
    .nav-links{display:flex;align-items:center;gap:25px;flex:1}
    .nav-links a{font-size:14px;color:#535b55;position:relative;padding:28px 0;white-space:nowrap}
    .nav-links a:after{content:"";position:absolute;left:0;right:100%;bottom:18px;height:2px;background:var(--green-deep);transition:.25s}
    .nav-links a:hover,.nav-links a.active{color:var(--ink);font-weight:700}
    .nav-links a:hover:after,.nav-links a.active:after{right:0}
    .nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:6px;font-weight:750;transition:.22s ease}
    .nav-cta{padding:11px 17px;background:var(--ink);color:var(--green);font-size:13px;white-space:nowrap}
    .nav-cta:hover{background:var(--green-deep);color:var(--ink);transform:translateY(-2px)}
    .menu-toggle{display:none;background:transparent;font-size:25px;color:var(--ink)}
    .hero{position:relative;overflow:hidden;background:var(--ink);color:var(--white);min-height:500px}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(115deg,#111613 0%,#19221b 52%,#273b23 100%)}
    .hero:after{content:"";position:absolute;width:520px;height:520px;right:-100px;top:-180px;border:1px solid rgba(184,242,61,.3);border-radius:50%;box-shadow:0 0 0 38px rgba(184,242,61,.05),0 0 0 78px rgba(184,242,61,.035)}
    .hero-inner{position:relative;z-index:1;min-height:500px;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:65px}
    .hero-copy{padding:65px 0 76px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:13px;font-weight:800;letter-spacing:1px;margin-bottom:18px}
    .eyebrow:before{content:"";width:25px;height:2px;background:var(--green)}
    h1{font-size:clamp(38px,5vw,66px);line-height:1.12;letter-spacing:-1px;margin:0 0 22px;font-weight:800}
    .hero-copy p{font-size:18px;line-height:1.85;color:#d4ddd3;max-width:610px;margin:0}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .btn{min-height:48px;padding:0 22px;font-size:14px}
    .btn-primary{background:var(--green);color:var(--ink)}
    .btn-primary:hover{background:#d2ff70;transform:translateY(-2px)}
    .btn-secondary{border:1px solid rgba(255,255,255,.35);color:var(--white);background:rgba(255,255,255,.06)}
    .btn-secondary:hover{border-color:var(--green);color:var(--green);background:rgba(184,242,61,.08)}
    .hero-note{display:flex;gap:24px;margin-top:29px;color:#adb8ae;font-size:12px;flex-wrap:wrap}
    .hero-note span{display:flex;align-items:center;gap:7px}
    .hero-note i{width:6px;height:6px;background:var(--orange);border-radius:50%}
    .match-board{position:relative;z-index:2;background:#222a25;border:1px solid #435044;border-radius:var(--radius-lg);padding:25px;box-shadow:0 18px 45px rgba(0,0,0,.2)}
    .board-top{display:flex;justify-content:space-between;align-items:center;color:#aeb9ae;font-size:12px;border-bottom:1px solid #3d493e;padding-bottom:17px}
    .live{color:var(--green);font-weight:800;display:flex;align-items:center;gap:6px}
    .live:before{content:"";width:7px;height:7px;background:var(--green);border-radius:50%}
    .match{padding:19px 0;border-bottom:1px solid #3d493e}
    .match:last-child{border-bottom:0;padding-bottom:3px}
    .match-meta{font-size:11px;color:#9ca89e;margin-bottom:7px}
    .match-line{display:flex;justify-content:space-between;gap:15px;color:#f4f7f1;font-size:15px;font-weight:700}
    .match-line b{color:var(--green);font-size:13px}
    .section{padding:82px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:34px}
    .section-kicker{color:var(--green-deep);font-weight:800;font-size:12px;letter-spacing:1.5px;margin-bottom:8px}
    h2{font-size:clamp(28px,3.3vw,42px);line-height:1.2;margin:0;font-weight:800}
    .section-intro{color:var(--muted);max-width:610px;font-size:15px;margin:9px 0 0}
    .text-link{color:var(--green-deep);font-weight:750;font-size:14px;white-space:nowrap}
    .text-link:hover{text-decoration:underline}
    .sport-strip{display:grid;grid-template-columns:1.35fr repeat(3,1fr);border:1px solid var(--line);background:var(--white);box-shadow:var(--shadow)}
    .sport-entry{padding:28px 25px;border-right:1px solid var(--line);min-height:155px;transition:.22s}
    .sport-entry:last-child{border-right:0}
    .sport-entry:hover{background:#f0f8df;transform:translateY(-3px)}
    .sport-entry.featured{background:var(--ink);color:var(--white)}
    .sport-icon{font-size:25px;margin-bottom:15px}
    .sport-entry h3{font-size:19px;margin:0 0 7px}
    .sport-entry p{font-size:13px;color:var(--muted);margin:0}
    .featured p{color:#b8c5b8}
    .event-section{background:var(--ink);color:var(--white)}
    .event-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:55px}
    .event-list{border-top:1px solid #3d4640}
    .event-row{display:grid;grid-template-columns:105px 1fr auto;gap:20px;align-items:center;padding:21px 0;border-bottom:1px solid #3d4640}
    .event-time{color:var(--green);font-size:13px;font-weight:800}
    .event-title{font-size:16px;font-weight:700}
    .event-meta{color:#9ca89e;font-size:12px;margin-top:3px}
    .event-arrow{font-size:20px;color:#8b988d}
    .platform-panel{background:#222a25;border:1px solid #3b473d;border-radius:var(--radius-lg);padding:28px}
    .platform-panel h3{font-size:23px;margin:0 0 9px}
    .platform-panel>p{color:#aeb9ae;font-size:14px;margin:0}
    .feature-list{list-style:none;margin:22px 0 0;padding:0}
    .feature-list li{display:flex;gap:12px;padding:13px 0;border-top:1px solid #39433b;font-size:14px;color:#d7e0d5}
    .feature-list b{color:var(--green);font-size:14px}
    .download{background:#eaf4d8}
    .download-layout{display:grid;grid-template-columns:1fr 1fr;gap:45px;align-items:center}
    .download-copy p{color:var(--muted);max-width:560px}
    .download-points{display:flex;gap:12px;flex-wrap:wrap;margin:23px 0}
    .download-points span{background:var(--white);border:1px solid #d8e5c6;border-radius:5px;padding:8px 12px;font-size:13px}
    .device-stage{min-height:270px;background:var(--ink);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
    .device-stage:before{content:"赛事入口";position:absolute;right:22px;top:20px;color:rgba(184,242,61,.18);font-size:42px;font-weight:900}
    .phone{width:180px;height:250px;background:#f9fff3;border:7px solid #0b0e0c;border-radius:25px;padding:22px 13px;transform:rotate(-7deg);box-shadow:0 18px 30px rgba(0,0,0,.28);z-index:1}
    .phone-notch{width:52px;height:5px;background:#dbe4d7;border-radius:5px;margin:-11px auto 16px}
    .phone-top{font-size:11px;color:#66725f;border-bottom:1px solid #dbe5d7;padding-bottom:10px}
    .phone-row{padding:12px 0;border-bottom:1px solid #e1e8df;font-size:11px}
    .phone-row b{display:block;font-size:13px}
    .qr-box{width:82px;height:82px;background:repeating-linear-gradient(45deg,#182018 0 4px,#fff 4px 8px);border:7px solid #fff;position:absolute;bottom:25px;right:34px;z-index:2}
    .content-section{background:var(--white)}
    .content-layout{display:grid;grid-template-columns:1.4fr .6fr;gap:55px}
    .info-list{border-top:1px solid var(--line)}
    .info-item{display:grid;grid-template-columns:105px 1fr auto;gap:18px;padding:20px 0;border-bottom:1px solid var(--line);align-items:start}
    .tag{display:inline-block;padding:4px 8px;border-radius:3px;background:#edf5dc;color:#5f861d;font-size:11px;font-weight:750}
    .info-item h3{font-size:16px;line-height:1.45;margin:0}
    .info-item p{font-size:13px;color:var(--muted);margin:5px 0 0}
    .info-date{font-size:12px;color:#8b958c;white-space:nowrap}
    .side-note{background:var(--paper);border-left:4px solid var(--green-deep);padding:24px}
    .side-note h3{margin:0 0 10px;font-size:20px}
    .side-note p{font-size:14px;color:var(--muted);margin:0 0 18px}
    .faq-section{background:#fff}
    .faq-list{max-width:920px;margin:auto;border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{display:flex;justify-content:space-between;align-items:center;width:100%;background:none;text-align:left;padding:20px 2px;font-weight:700;color:var(--ink)}
    .faq-question span:last-child{font-size:22px;color:var(--green-deep);transition:.2s}
    .faq-answer{max-height:0;overflow:hidden;color:var(--muted);font-size:14px;transition:max-height .3s ease}
    .faq-answer p{margin:0;padding:0 35px 20px 2px}
    .faq-item.open .faq-answer{max-height:130px}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .cta{padding:38px 0;background:var(--green)}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}
    .cta h2{font-size:28px}
    .cta p{margin:5px 0 0;color:#415322;font-size:14px}
    .cta .btn-primary{background:var(--ink);color:var(--green)}
    .cta .btn-primary:hover{background:#303a32}
    .footer{background:var(--ink);color:#eef4eb;padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px}
    .footer .logo{min-width:0;color:#fff}
    .footer-desc{max-width:370px;color:#aeb9ae;font-size:13px;margin:19px 0 0}
    .footer h3{font-size:14px;color:var(--green);margin:4px 0 15px}
    .footer-links{list-style:none;padding:0;margin:0}
    .footer-links li{margin:8px 0}
    .footer-links a{font-size:13px;color:#b8c3b9;transition:.2s}
    .footer-links a:hover{color:var(--green)}
    .footer-bottom{border-top:1px solid #3b463e;margin-top:42px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#8e9b91;font-size:12px}
    @media(max-width:1024px){
      .nav{gap:18px}.logo{min-width:245px}.nav-links{gap:15px}
      .hero-inner{gap:35px}.sport-strip{grid-template-columns:repeat(2,1fr)}
      .sport-entry{border-bottom:1px solid var(--line)}.sport-entry:nth-child(2){border-right:0}
      .event-layout,.content-layout{gap:30px}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .notice-inner{padding:8px 0;align-items:flex-start;line-height:1.45}
      .nav{height:68px;justify-content:space-between}.logo{min-width:0}.logo-text{font-size:11px}.logo-text strong{font-size:15px}
      .nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:var(--paper);border-bottom:1px solid var(--line);padding:12px 16px;flex-direction:column;align-items:stretch;gap:0;box-shadow:var(--shadow)}
      .nav-links.open{display:flex}.nav-links a{padding:14px 8px}.nav-links a:after{bottom:7px}
      .nav-cta{padding:9px 11px;font-size:12px}.menu-toggle{display:block}
      .hero-inner{display:block;min-height:0}.hero-copy{padding:58px 0 52px}.hero{min-height:0}.hero:after{opacity:.4}
      h1{font-size:42px}.hero-copy p{font-size:16px}.match-board{margin:0 0 42px}
      .section{padding:58px 0}.section-head{display:block;margin-bottom:25px}.section-head .text-link{display:inline-block;margin-top:14px}
      .sport-strip{grid-template-columns:1fr}.sport-entry,.sport-entry:nth-child(2){border-right:0}
      .event-layout,.download-layout,.content-layout{grid-template-columns:1fr}
      .event-row{grid-template-columns:75px 1fr auto;gap:10px}.info-item{grid-template-columns:1fr auto;gap:8px}.info-item .tag{grid-column:1/-1;width:max-content}
      .download-layout{gap:28px}.device-stage{min-height:250px}
      .cta-inner{display:block}.cta .btn{margin-top:20px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}
      .footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}
    }
    @media(max-width:520px){
      .notice-inner{display:block}.notice-inner a{display:inline-block;margin-top:4px}
      .logo-text{max-width:190px}.nav-cta{display:none}
      h1{font-size:36px}.hero-actions .btn{width:100%}.hero-note{gap:12px;display:block}.hero-note span{margin-top:8px}
      .match-board{padding:19px}.event-row{grid-template-columns:1fr auto}.event-time{grid-column:1/-1}
      .info-item{display:block}.info-date{display:block;margin-top:8px}
      .footer-grid{grid-template-columns:1fr}
    }

/* roulang page: category2 */
:root{
      --green:#b8f23d;
      --green-deep:#7ebd1e;
      --ink:#151817;
      --ink-soft:#272d2a;
      --paper:#f7f8f3;
      --white:#fff;
      --muted:#727a74;
      --line:#dfe5dc;
      --orange:#ffb83d;
      --cyan:#68d8c1;
      --radius:8px;
      --radius-lg:18px;
      --shadow:0 12px 35px rgba(24,35,27,.08);
      --container:1260px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:16px}
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible{outline:3px solid var(--orange);outline-offset:4px}
    img,svg{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 48px));margin:auto}
    .notice-bar{background:var(--ink);color:#dfe8dc;font-size:13px;padding:8px 0}
    .notice-inner{display:flex;align-items:center;gap:12px}
    .notice-dot{width:7px;height:7px;border-radius:50%;background:var(--green);flex:none}
    .header{background:rgba(247,248,243,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(10px)}
    .nav{height:78px;display:flex;align-items:center;gap:34px}
    .logo{display:flex;align-items:center;gap:10px;min-width:280px;font-weight:800;line-height:1.15;letter-spacing:-.2px}
    .logo-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:var(--green);color:var(--ink);font-size:18px;font-weight:900}
    .logo-text{font-size:15px}
    .logo-text strong{display:block;font-size:18px}
    .nav-links{display:flex;align-items:center;gap:25px;flex:1}
    .nav-links a{font-size:14px;color:#535b55;position:relative;padding:28px 0;white-space:nowrap}
    .nav-links a:after{content:"";position:absolute;left:0;right:100%;bottom:18px;height:2px;background:var(--green-deep);transition:.25s}
    .nav-links a:hover,.nav-links a.active{color:var(--ink);font-weight:700}
    .nav-links a:hover:after,.nav-links a.active:after{right:0}
    .nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:6px;font-weight:750;transition:.22s ease}
    .nav-cta{padding:11px 17px;background:var(--ink);color:var(--green);font-size:13px;white-space:nowrap}
    .nav-cta:hover{background:var(--green-deep);color:var(--ink);transform:translateY(-2px)}
    .menu-toggle{display:none;background:transparent;font-size:25px;color:var(--ink)}
    .page-hero{background:var(--ink);color:var(--white);padding:72px 0 76px;position:relative;overflow:hidden}
    .page-hero:after{content:"";position:absolute;width:420px;height:420px;border:1px solid rgba(184,242,61,.22);border-radius:50%;right:-100px;top:-180px}
    .page-hero:before{content:"";position:absolute;width:240px;height:240px;border:1px solid rgba(104,216,193,.18);border-radius:50%;right:80px;bottom:-160px}
    .hero-content{position:relative;z-index:1;max-width:820px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:13px;font-weight:800;letter-spacing:1px;margin-bottom:18px}
    .eyebrow:before{content:"";width:25px;height:2px;background:var(--green)}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(34px,5vw,64px);line-height:1.16;letter-spacing:-1px;margin-bottom:22px;font-weight:800}
    h2{font-size:clamp(27px,3vw,40px);line-height:1.25;margin-bottom:14px;font-weight:800}
    h3{font-size:20px;line-height:1.4}
    .page-hero p{max-width:720px;color:#d4ddd3;font-size:18px;margin-bottom:29px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .btn{min-height:48px;padding:0 22px;font-size:14px}
    .btn-primary{background:var(--green);color:var(--ink)}
    .btn-primary:hover{background:#d2ff70;transform:translateY(-2px)}
    .btn-dark{background:var(--ink);color:var(--green)}
    .btn-dark:hover{background:var(--green-deep);color:var(--ink)}
    .btn-outline{border:1px solid var(--line);color:var(--ink);background:transparent}
    .btn-outline:hover{border-color:var(--green-deep);background:#edf5dc}
    .breadcrumb{padding:19px 0;color:var(--muted);font-size:13px}
    .breadcrumb span{margin:0 9px;color:#aab3aa}
    .section{padding:78px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:34px}
    .section-kicker{color:var(--green-deep);font-weight:800;font-size:12px;letter-spacing:1.5px;margin-bottom:8px}
    .section-intro{color:var(--muted);max-width:650px;font-size:15px}
    .entry-strip{display:grid;grid-template-columns:1.25fr 1fr 1fr 1fr;border:1px solid var(--line);background:var(--white);box-shadow:var(--shadow)}
    .entry-item{padding:25px 24px;border-right:1px solid var(--line);display:flex;gap:15px;align-items:flex-start;transition:.22s}
    .entry-item:last-child{border-right:0}
    .entry-item:hover{background:#f0f8df}
    .entry-icon{width:40px;height:40px;display:grid;place-items:center;border-radius:8px;background:#edf5dc;color:var(--green-deep);font-weight:900;flex:none}
    .entry-item h3{font-size:16px;margin-bottom:4px}
    .entry-item p{font-size:12px;color:var(--muted);margin:0}
    .content-split{display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:start}
    .feature-panel{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow)}
    .feature-panel h3{font-size:25px;margin-bottom:11px}
    .feature-panel p{color:var(--muted);font-size:15px}
    .check-list{list-style:none;padding:0;margin:23px 0 0}
    .check-list li{display:flex;gap:12px;padding:14px 0;border-top:1px solid var(--line);font-size:14px}
    .check-list b{color:var(--green-deep)}
    .index-list{border-top:1px solid var(--line)}
    .index-row{display:grid;grid-template-columns:44px 1fr auto;gap:15px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
    .index-no{font-size:13px;color:var(--green-deep);font-weight:800}
    .index-row h3{font-size:16px;margin-bottom:3px}
    .index-row p{font-size:13px;color:var(--muted);margin:0}
    .arrow{color:var(--green-deep);font-size:21px}
    .dark-section{background:var(--ink);color:var(--white)}
    .dark-section .section-intro{color:#adb8ae}
    .dark-section .section-kicker{color:var(--green)}
    .task-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .task-card{border:1px solid #3d4840;background:#222a25;border-radius:var(--radius);padding:25px;min-height:180px;transition:.22s}
    .task-card:hover{border-color:var(--green);transform:translateY(-3px)}
    .task-card .number{font-size:13px;color:var(--green);font-weight:800}
    .task-card h3{margin:17px 0 8px;font-size:20px}
    .task-card p{color:#adb8ae;font-size:14px;margin:0}
    .guide-section{background:#eef3e9}
    .guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .guide-card{background:var(--white);border:1px solid var(--line);padding:25px;border-radius:var(--radius)}
    .guide-card h3{font-size:18px;margin-bottom:9px}
    .guide-card p{font-size:14px;color:var(--muted);margin:0}
    .faq-section{background:var(--white)}
    .faq-list{max-width:920px;margin:auto;border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{display:flex;justify-content:space-between;align-items:center;width:100%;background:none;text-align:left;padding:20px 2px;font-weight:700;color:var(--ink)}
    .faq-question span:last-child{font-size:22px;color:var(--green-deep);transition:.2s}
    .faq-answer{max-height:0;overflow:hidden;color:var(--muted);font-size:14px;transition:max-height .3s ease}
    .faq-answer p{padding:0 35px 19px 2px;margin:0}
    .faq-item.open .faq-answer{max-height:140px}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .cta{padding:34px 0;background:var(--green)}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}
    .cta h2{font-size:28px;margin:0 0 5px}
    .cta p{margin:0;color:#344226;font-size:14px}
    .footer{background:var(--ink);color:var(--white);padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:42px}
    .footer .logo{min-width:0;color:var(--white);margin-bottom:18px}
    .footer-desc{color:#aeb9ae;font-size:13px;max-width:360px}
    .footer h3{font-size:14px;color:var(--green);margin-bottom:16px}
    .footer-links{list-style:none;padding:0;margin:0}
    .footer-links li{margin:8px 0}
    .footer-links a{color:#bec8bd;font-size:13px;transition:.2s}
    .footer-links a:hover{color:var(--green)}
    .footer-bottom{border-top:1px solid #3d4840;margin-top:42px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#919d92;font-size:12px}
    @media(max-width:1024px){
      .nav{gap:18px}.logo{min-width:235px}.nav-links{gap:15px}
      .entry-strip{grid-template-columns:repeat(2,1fr)}
      .entry-item:nth-child(2){border-right:0}.entry-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .content-split{gap:30px}.footer-grid{grid-template-columns:1.5fr repeat(3,1fr);gap:22px}
    }
    @media(max-width:767px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .notice-inner{align-items:flex-start}
      .nav{height:68px;justify-content:space-between}.logo{min-width:0}.logo-text{font-size:11px}.logo-text strong{font-size:16px}
      .nav-cta{padding:9px 12px;font-size:12px}.menu-toggle{display:block}
      .nav-links{display:none;position:absolute;left:16px;right:16px;top:76px;background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow);padding:8px 18px;flex-direction:column;align-items:stretch;gap:0}
      .nav-links.open{display:flex}.nav-links a{padding:14px 0;border-bottom:1px solid var(--line)}.nav-links a:last-child{border-bottom:0}.nav-links a:after{bottom:7px}
      .page-hero{padding:55px 0 60px}.page-hero p{font-size:16px}.section{padding:54px 0}
      .section-head{display:block;margin-bottom:25px}.section-head .text-link{display:inline-block;margin-top:12px}
      .entry-strip,.content-split,.task-grid,.guide-grid{grid-template-columns:1fr}
      .entry-item{border-right:0;border-bottom:1px solid var(--line)!important}.entry-item:last-child{border-bottom:0!important}
      .feature-panel{padding:24px}.index-row{grid-template-columns:32px 1fr auto}
      .cta-inner{display:block}.cta .btn{margin-top:20px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}
      .footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}
    }
    @media(max-width:520px){
      h1{font-size:36px}.hero-actions .btn{width:100%}.footer-grid{grid-template-columns:1fr}
      .footer-grid>div:first-child{grid-column:auto}.page-hero:after{right:-220px}
    }

/* roulang page: category3 */
:root{
      --green:#b8f23d;
      --green-deep:#7ebd1e;
      --ink:#151817;
      --ink-soft:#272d2a;
      --paper:#f7f8f3;
      --white:#fff;
      --muted:#727a74;
      --line:#dfe5dc;
      --orange:#ffb83d;
      --cyan:#68d8c1;
      --radius:8px;
      --radius-lg:18px;
      --shadow:0 12px 35px rgba(24,35,27,.08);
      --container:1260px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:16px}
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible{outline:3px solid var(--orange);outline-offset:4px}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 48px));margin:auto}
    .header{background:rgba(247,248,243,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(10px)}
    .nav{height:78px;display:flex;align-items:center;gap:34px}
    .logo{display:flex;align-items:center;gap:10px;min-width:280px;font-weight:800;line-height:1.15}
    .logo-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:var(--green);color:var(--ink);font-size:18px;font-weight:900}
    .logo-text{font-size:15px}
    .logo-text strong{display:block;font-size:18px}
    .nav-links{display:flex;align-items:center;gap:25px;flex:1}
    .nav-links a{font-size:14px;color:#535b55;position:relative;padding:28px 0;white-space:nowrap}
    .nav-links a:after{content:"";position:absolute;left:0;right:100%;bottom:18px;height:2px;background:var(--green-deep);transition:.25s}
    .nav-links a:hover,.nav-links a.active{color:var(--ink);font-weight:700}
    .nav-links a:hover:after,.nav-links a.active:after{right:0}
    .nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:6px;font-weight:750;transition:.22s ease}
    .nav-cta{padding:11px 17px;background:var(--ink);color:var(--green);font-size:13px;white-space:nowrap}
    .nav-cta:hover{background:var(--green-deep);color:var(--ink);transform:translateY(-2px)}
    .menu-toggle{display:none;background:transparent;font-size:25px;color:var(--ink)}
    .page-hero{background:var(--ink);color:var(--white);padding:84px 0 92px;position:relative;overflow:hidden}
    .page-hero:after{content:"APP";position:absolute;right:7%;bottom:-54px;font-size:190px;line-height:1;color:rgba(184,242,61,.07);font-weight:900;letter-spacing:8px}
    .hero-copy{position:relative;z-index:1;max-width:820px}
    .eyebrow,.section-kicker{color:var(--green);font-size:12px;font-weight:800;letter-spacing:1.5px}
    .eyebrow{display:flex;align-items:center;gap:8px;margin-bottom:19px}
    .eyebrow:before{content:"";width:25px;height:2px;background:var(--green)}
    h1{font-size:clamp(34px,5vw,64px);line-height:1.16;letter-spacing:-1px;margin:0 0 22px;font-weight:800}
    h2{font-size:clamp(27px,3vw,40px);line-height:1.25;margin:0 0 14px}
    h3{line-height:1.4}
    .hero-copy p{font-size:18px;line-height:1.85;color:#d4ddd3;max-width:720px;margin:0}
    .hero-actions{display:flex;gap:12px;margin-top:31px;flex-wrap:wrap}
    .btn{min-height:48px;padding:0 22px;font-size:14px}
    .btn-primary{background:var(--green);color:var(--ink)}
    .btn-primary:hover{background:#d2ff70;transform:translateY(-2px)}
    .btn-dark{background:var(--ink);color:var(--green)}
    .btn-dark:hover{background:var(--green-deep);color:var(--ink)}
    .btn-outline{border:1px solid rgba(255,255,255,.35);color:#fff;background:rgba(255,255,255,.06)}
    .btn-outline:hover{border-color:var(--green);color:var(--green)}
    .breadcrumb{padding:18px 0;color:var(--muted);font-size:13px}
    .breadcrumb a:hover{color:var(--green-deep)}
    .section{padding:78px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:34px}
    .section-kicker{color:var(--green-deep);margin-bottom:8px}
    .section-intro{color:var(--muted);max-width:650px;font-size:15px;margin:0}
    .download-layout{display:grid;grid-template-columns:1.12fr .88fr;gap:64px;align-items:center}
    .device-stage{background:#e9f0df;border-radius:var(--radius-lg);min-height:390px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
    .device-stage:before,.device-stage:after{content:"";position:absolute;border-radius:50%;border:1px solid rgba(126,189,30,.3)}
    .device-stage:before{width:330px;height:330px}
    .device-stage:after{width:440px;height:440px}
    .phone{width:205px;height:350px;background:var(--ink);border:8px solid #101311;border-radius:30px;padding:34px 14px 16px;box-shadow:0 18px 30px rgba(21,24,23,.2);position:relative;z-index:2;transform:rotate(-5deg)}
    .phone:before{content:"";position:absolute;top:10px;left:50%;transform:translateX(-50%);width:62px;height:5px;border-radius:5px;background:#4a534c}
    .phone-screen{background:#f7f8f3;height:100%;border-radius:18px;padding:15px 12px;color:var(--ink)}
    .screen-top{display:flex;justify-content:space-between;font-weight:800;font-size:11px}
    .screen-bar{height:48px;background:var(--green);border-radius:7px;margin:15px 0 10px;padding:9px;font-size:12px;font-weight:800}
    .screen-line{height:9px;background:#dce5d7;border-radius:4px;margin:10px 0}
    .screen-line.short{width:62%}
    .screen-button{height:35px;background:var(--ink);border-radius:6px;margin-top:17px}
    .download-info h2{margin-bottom:16px}
    .download-info>p{color:var(--muted);margin-bottom:22px}
    .download-points{list-style:none;padding:0;margin:0 0 25px;border-top:1px solid var(--line)}
    .download-points li{padding:13px 0;border-bottom:1px solid var(--line);display:flex;gap:12px;font-size:14px}
    .download-points b{color:var(--green-deep)}
    .scan-box{display:flex;align-items:center;gap:18px;background:var(--white);border:1px solid var(--line);padding:17px;border-radius:var(--radius);margin-top:20px}
    .qr{width:86px;height:86px;background:repeating-linear-gradient(45deg,#151817 0 4px,#fff 4px 8px);border:7px solid #fff;box-shadow:0 0 0 1px var(--line);flex:none}
    .scan-box strong{display:block;margin-bottom:4px}
    .scan-box span{font-size:12px;color:var(--muted)}
    .dark-section{background:var(--ink);color:#fff}
    .dark-section .section-kicker{color:var(--green)}
    .dark-section .section-intro{color:#adb8ae}
    .route-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .route-card{border:1px solid #3c463f;border-radius:var(--radius);padding:25px;background:#202722;transition:.22s}
    .route-card:hover{border-color:var(--green);transform:translateY(-4px)}
    .route-number{color:var(--green);font-size:12px;font-weight:800}
    .route-card h3{font-size:20px;margin:17px 0 8px}
    .route-card p{color:#aeb9ae;font-size:14px;margin:0}
    .updates-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:54px}
    .news-list{border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:85px 1fr auto;gap:18px;align-items:start;padding:19px 0;border-bottom:1px solid var(--line)}
    .tag{display:inline-block;padding:4px 8px;border-radius:3px;background:#edf5dc;color:#5f861d;font-size:11px;font-weight:750;margin-bottom:8px}
    .news-item h3{font-size:16px;margin:0;line-height:1.5}
    .news-item p{font-size:13px;color:var(--muted);margin:5px 0 0}
    .news-date{font-size:12px;color:var(--muted);padding-top:4px}
    .news-arrow{color:var(--green-deep);font-size:20px}
    .info-panel{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow)}
    .info-panel h3{font-size:24px;margin:0 0 11px}
    .info-panel p{color:var(--muted);font-size:14px}
    .check-list{list-style:none;padding:0;margin:22px 0 0}
    .check-list li{border-top:1px solid var(--line);padding:13px 0;font-size:14px}
    .check-list li:before{content:"✓";color:var(--green-deep);font-weight:900;margin-right:10px}
    .faq-section{background:#fff}
    .faq-list{max-width:920px;margin:auto;border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{display:flex;justify-content:space-between;align-items:center;width:100%;background:none;text-align:left;padding:20px 2px;font-weight:700;color:var(--ink)}
    .faq-question span:last-child{font-size:22px;color:var(--green-deep);transition:.2s}
    .faq-answer{max-height:0;overflow:hidden;color:var(--muted);font-size:14px;transition:max-height .3s ease}
    .faq-answer p{margin:0 0 20px;padding-right:35px}
    .faq-item.open .faq-answer{max-height:130px}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .cta{padding:37px 0;background:var(--green)}
    .cta-row{display:flex;align-items:center;justify-content:space-between;gap:25px}
    .cta h2{font-size:29px;margin:0 0 5px}
    .cta p{margin:0;color:#42522e;font-size:14px}
    .footer{background:var(--ink);color:#fff;padding:60px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:35px}
    .footer .logo{min-width:0;align-items:flex-start}
    .footer-desc{color:#aeb9ae;font-size:13px;max-width:360px;margin-top:20px}
    .footer h3{font-size:14px;margin:4px 0 15px;color:var(--green)}
    .footer-links{list-style:none;padding:0;margin:0}
    .footer-links li{margin:9px 0;color:#b9c2b9;font-size:13px}
    .footer-links a:hover{color:var(--green)}
    .footer-bottom{border-top:1px solid #39433b;margin-top:42px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#849187;font-size:12px}
    @media(max-width:1024px){
      .nav{gap:18px}.logo{min-width:245px}.nav-links{gap:15px}
      .download-layout,.updates-layout{gap:35px}
      .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
    }
    @media(max-width:768px){
      .container{width:min(100% - 32px,var(--container))}
      .nav{height:68px}.logo{min-width:0;flex:1}.logo-text{font-size:11px}.logo-text strong{font-size:16px}
      .nav-cta{padding:9px 12px;font-size:12px}.menu-toggle{display:block}
      .nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:var(--paper);padding:12px 20px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}
      .nav-links.open{display:flex}.nav-links a{padding:14px 0}.nav-links a:after{bottom:8px}
      .page-hero{padding:60px 0 68px}.page-hero:after{font-size:105px;right:-8px}
      .hero-copy p{font-size:16px}
      .section{padding:55px 0}.section-head{display:block;margin-bottom:25px}.section-head .text-link{display:inline-block;margin-top:12px}
      .download-layout,.updates-layout{grid-template-columns:1fr}
      .device-stage{min-height:330px}.route-grid{grid-template-columns:1fr}
      .news-item{grid-template-columns:70px 1fr auto;gap:10px}.news-item p{font-size:12px}
      .cta-row{display:block}.cta .btn{margin-top:20px}
      .footer-grid{grid-template-columns:1fr 1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}
    }
    @media(max-width:520px){
      h1{font-size:35px}.hero-actions .btn{width:100%}
      .scan-box{align-items:flex-start}.news-item{grid-template-columns:1fr auto}.news-date{grid-column:1}
      .news-item .tag{margin:0}.footer-grid{grid-template-columns:1fr}
    }

/* 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}