/* roulang page: index */
:root{--bg:#111214;--panel:#191b1e;--panel2:#202328;--ink:#f4f1e9;--muted:#a7aaa7;--line:#303438;--green:#65d0ad;--green-dark:#173c34;--amber:#d4a875;--radius:16px;--shadow:0 18px 50px rgba(0,0,0,.22);--max:1200px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.65}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input{font:inherit}button{cursor:pointer}.container{width:min(var(--max),calc(100% - 48px));margin:auto}.site-header{position:sticky;top:0;z-index:20;background:rgba(17,18,20,.94);border-bottom:1px solid rgba(255,255,255,.08);backdrop-filter:blur(14px)}.nav-wrap{height:76px;display:flex;align-items:center;gap:34px}.logo{display:flex;align-items:center;gap:11px;min-width:245px;font-weight:800;letter-spacing:.02em}.logo-mark{width:34px;height:34px;border:2px solid var(--green);border-radius:10px 10px 4px 10px;position:relative;transform:rotate(-8deg)}.logo-mark:after{content:"J9";position:absolute;inset:2px;display:grid;place-items:center;color:var(--green);font-size:11px;font-weight:900;transform:rotate(8deg)}.logo-text{font-size:17px}.logo-text small{display:block;color:var(--green);font-size:9px;letter-spacing:.18em;line-height:1.1}.main-nav{display:flex;align-items:center;gap:7px;flex:1}.main-nav a{padding:9px 13px;border-radius:9px;color:#c3c6c2;font-size:14px;transition:.25s}.main-nav a:hover,.main-nav a.active{background:#25292a;color:var(--green)}.nav-action{white-space:nowrap;padding:11px 17px;border-radius:10px;background:var(--green);color:#10231d;font-weight:800;font-size:14px;transition:.25s}.nav-action:hover{background:#8ae3c7;transform:translateY(-2px)}.menu-toggle{display:none;background:none;border:1px solid var(--line);color:var(--ink);border-radius:8px;padding:8px 10px}.hero{padding:90px 0 80px;background:radial-gradient(circle at 78% 20%,rgba(65,130,108,.2),transparent 30%),linear-gradient(135deg,#111214 0%,#151a19 60%,#111214 100%);border-bottom:1px solid var(--line)}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}.eyebrow,.section-kicker{color:var(--green);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.hero h1{font-size:clamp(38px,5vw,68px);line-height:1.12;letter-spacing:-.04em;margin:18px 0 22px;max-width:680px}.hero h1 span{color:var(--green)}.hero p{font-size:18px;color:#c2c5c1;max-width:650px;margin:0 0 30px}.actions{display:flex;gap:13px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 20px;border-radius:10px;border:1px solid var(--line);font-weight:800;font-size:14px;transition:.25s}.btn-primary{background:var(--green);color:#10231d;border-color:var(--green)}.btn-primary:hover{background:#8ae3c7;transform:translateY(-2px)}.btn-secondary{background:transparent;color:var(--ink)}.btn-secondary:hover{border-color:var(--green);color:var(--green)}.hero-art{min-height:360px;border:1px solid #354943;border-radius:24px;background:#18221f;position:relative;overflow:hidden;padding:26px;box-shadow:var(--shadow)}.hero-art:before{content:"";position:absolute;width:280px;height:280px;border:1px solid rgba(101,208,173,.32);border-radius:50%;right:-60px;top:-60px}.hero-art:after{content:"";position:absolute;width:190px;height:190px;border:1px solid rgba(212,168,117,.4);border-radius:50%;left:-70px;bottom:-60px}.art-label{position:relative;z-index:1;color:var(--amber);font-size:12px;letter-spacing:.14em}.art-title{position:absolute;z-index:1;left:28px;bottom:83px;font-size:42px;font-weight:900;line-height:1.08}.art-title b{color:var(--green)}.art-line{position:absolute;left:28px;right:28px;bottom:40px;height:1px;background:#49685d}.art-note{position:absolute;right:28px;bottom:17px;color:#9baaa2;font-size:12px}.brand-strip{padding:24px 0;border-bottom:1px solid var(--line);background:#151719}.trust-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.trust-item{padding-left:18px;border-left:2px solid var(--green)}.trust-item strong{display:block;font-size:15px}.trust-item span{display:block;color:var(--muted);font-size:13px;margin-top:3px}.section{padding:88px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:32px}.section h2{font-size:clamp(27px,3vw,42px);line-height:1.2;margin:9px 0 0;letter-spacing:-.03em}.section-intro{color:var(--muted);max-width:550px;margin:0}.hall{display:grid;grid-template-columns:1fr 1.35fr;gap:30px;align-items:stretch}.dark-panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:34px}.dark-panel h3{font-size:25px;margin:12px 0}.dark-panel p{color:var(--muted);font-size:15px}.mini-link{display:inline-flex;margin-top:18px;color:var(--green);font-weight:800;font-size:14px}.mini-link:after{content:"→";margin-left:9px}.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.channel{min-height:190px;padding:22px;border:1px solid var(--line);border-radius:14px;background:linear-gradient(145deg,#252a2b,#1b1e20);transition:.25s;display:flex;flex-direction:column;justify-content:end}.channel:hover{border-color:var(--green);transform:translateY(-4px)}.channel b{font-size:19px}.channel span{color:var(--muted);font-size:13px;margin-top:7px}.feature-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:16px}.feature-card{min-height:260px;padding:26px;border-radius:var(--radius);border:1px solid var(--line);background:#1b1e20;position:relative;overflow:hidden;transition:.25s}.feature-card:hover{border-color:#5c9d88;box-shadow:var(--shadow);transform:translateY(-4px)}.feature-card.large{min-height:340px;background:linear-gradient(150deg,#263b35,#1b2422)}.feature-card h3{position:relative;font-size:23px;margin:0 0 10px}.feature-card p{position:relative;color:#b2b8b3;font-size:14px;max-width:340px}.feature-card .shape{position:absolute;width:170px;height:170px;border-radius:50%;border:1px solid rgba(101,208,173,.35);right:-35px;top:35px}.tag{display:inline-block;border:1px solid #53615c;color:var(--green);border-radius:30px;padding:4px 10px;font-size:11px;margin-bottom:17px}.timeline{border-top:1px solid var(--line)}.timeline-item{display:grid;grid-template-columns:115px 100px 1fr auto;gap:20px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}.timeline-date{color:var(--amber);font-weight:800}.status{font-size:12px;color:var(--green);background:var(--green-dark);padding:5px 9px;border-radius:5px;width:max-content}.timeline-item p{margin:0;color:var(--muted);font-size:14px}.timeline-item h3{margin:0 0 3px;font-size:17px}.split{display:grid;grid-template-columns:1.3fr .7fr;gap:18px}.visual-card{min-height:310px;border-radius:var(--radius);padding:30px;background:linear-gradient(135deg,#1d3831,#202222);border:1px solid #35594e;position:relative;overflow:hidden}.visual-card h3{font-size:30px;max-width:360px;margin:10px 0}.visual-card p{color:#c2cbc5;max-width:430px}.visual-card:after{content:"J9";position:absolute;right:35px;bottom:-28px;font-size:190px;color:rgba(101,208,173,.08);font-weight:900}.side-stack{display:grid;gap:18px}.side-card{padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel)}.side-card h3{margin:0 0 8px}.side-card p{margin:0;color:var(--muted);font-size:14px}.chess{background-color:#1a1c1e;background-image:linear-gradient(45deg,rgba(101,208,173,.05) 25%,transparent 25%,transparent 75%,rgba(101,208,173,.05) 75%),linear-gradient(45deg,rgba(101,208,173,.05) 25%,transparent 25%,transparent 75%,rgba(101,208,173,.05) 75%);background-size:38px 38px;background-position:0 0,19px 19px}.notice-layout{display:grid;grid-template-columns:1fr .7fr;gap:30px}.notice-list,.cms-list{border-top:1px solid var(--line)}.notice-item,.cms-item{display:grid;grid-template-columns:105px 1fr auto;gap:18px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}.notice-item h3,.cms-item h3{margin:0 0 4px;font-size:16px}.notice-item p,.cms-item p{margin:0;color:var(--muted);font-size:13px}.notice-date,.cms-time{color:var(--amber);font-size:13px}.notice-side{padding:28px;background:#211f1b;border:1px solid #4a3f31;border-radius:var(--radius)}.notice-side h3{margin-top:0}.notice-side p{color:#c3b7a5}.cms-item{grid-template-columns:95px 1fr 90px}.cms-empty{padding:27px 0;color:var(--muted)}.rank-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.rank{display:grid;grid-template-columns:45px 1fr auto;align-items:center;gap:15px;padding:17px;border:1px solid var(--line);border-radius:12px;background:var(--panel);transition:.2s}.rank:hover{border-color:var(--green)}.rank-no{font-size:22px;color:var(--amber);font-weight:900}.rank strong{font-size:15px}.rank small{display:block;color:var(--muted);font-size:12px}.benefit{display:flex;align-items:center;gap:0;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.benefit-step{flex:1;padding:25px 28px;border-right:1px solid var(--line)}.benefit-step:last-child{border:0}.benefit-step b{color:var(--green);font-size:12px}.benefit-step h3{font-size:17px;margin:7px 0}.benefit-step p{font-size:13px;color:var(--muted);margin:0}.app-panel{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;align-items:center;background:#1a2622;border:1px solid #365c50;border-radius:22px;padding:42px}.device{height:310px;width:190px;margin:auto;border:7px solid #0e1110;border-radius:28px;background:linear-gradient(160deg,#2c6655,#141817);box-shadow:0 22px 35px rgba(0,0,0,.35);padding:22px 14px;position:relative}.device:before{content:"J9";font-size:33px;color:var(--green);font-weight:900;display:block;margin-top:45px}.device-line{height:7px;background:#5e9d86;border-radius:4px;margin-top:35px}.device-line.short{width:62%;margin-top:13px;background:#8a6f4d}.app-panel h2{margin-top:8px}.app-panel p{color:#bdc9c2}.download-box{display:flex;gap:13px;align-items:center;flex-wrap:wrap;margin-top:22px}.qr{width:76px;height:76px;background:repeating-linear-gradient(45deg,#eff4ed 0 5px,#16231f 5px 9px);border:7px solid #eff4ed;border-radius:5px}.app-note{font-size:12px;color:#8fa59a;margin-top:13px}.security{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}..safe-card{padding:22px;border:1px solid var(--line);border-radius:13px;background:var(--panel)}.safe-icon{color:var(--green);font-size:22px}.safe-card h3{font-size:16px;margin:9px 0 4px}.safe-card p{font-size:13px;color:var(--muted);margin:0}.responsible{display:flex;gap:22px;align-items:center;padding:22px 27px;border:1px solid #66543c;background:#28241e;border-radius:14px}.responsible b{color:var(--amber);white-space:nowrap}.responsible p{margin:0;color:#d1c4ae;font-size:14px}.faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:50px}.faq-list details{border-top:1px solid var(--line);padding:18px 0}.faq-list details:last-child{border-bottom:1px solid var(--line)}summary{cursor:pointer;font-weight:800;list-style:none;display:flex;justify-content:space-between}summary:after{content:"+";color:var(--green);font-size:21px}details[open] summary:after{content:"−"}details p{color:var(--muted);font-size:14px;margin:13px 0 0}.final-cta{padding:45px;background:linear-gradient(120deg,#19352e,#22251f);border:1px solid #3b6b5c;border-radius:20px;display:flex;justify-content:space-between;align-items:center;gap:25px}.final-cta h2{margin:0 0 8px}.final-cta p{margin:0;color:#b7c4bd}.site-footer{padding:55px 0 25px;border-top:1px solid var(--line);background:#0d0e0f}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}.footer-brand p{color:var(--muted);font-size:13px;max-width:300px}.footer-title{font-weight:800;margin-bottom:14px}.footer-links{display:grid;gap:8px}.footer-links a{color:var(--muted);font-size:13px}.footer-links a:hover{color:var(--green)}.copyright{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);margin-top:35px;padding-top:20px;color:#777d79;font-size:12px}.copyright span:last-child{color:#a99b84}
@media(max-width:1024px){.main-nav{gap:0}.main-nav a{padding:8px}.hero-grid{gap:35px}.security{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.container{width:min(100% - 32px,600px)}.nav-wrap{height:68px}.logo{min-width:0;flex:1}.logo-text{font-size:14px}.nav-action{display:none}.menu-toggle{display:block}.main-nav{display:none;position:absolute;left:16px;right:16px;top:76px;padding:12px;background:#1b1e20;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:12px}.hero{padding:65px 0}.hero-grid,.hall,.split,.notice-layout,.app-panel,.faq-grid{grid-template-columns:1fr}.hero-art{min-height:275px}.art-title{font-size:34px}.section{padding:58px 0}.section-head{display:block}.section-intro{margin-top:14px}.channel-grid{grid-template-columns:1fr}.feature-grid{grid-template-columns:1fr}.feature-card,.feature-card.large{min-height:220px}.timeline-item{grid-template-columns:80px 1fr;gap:8px 14px}.timeline-item .status{grid-column:2}.timeline-item>a{grid-column:2}.rank-list{grid-template-columns:1fr}.benefit{display:grid;grid-template-columns:1fr}.benefit-step{border-right:0;border-bottom:1px solid var(--line)}.security{grid-template-columns:1fr 1fr}.responsible{align-items:flex-start;flex-direction:column;gap:8px}.footer-grid{grid-template-columns:1fr 1fr}.copyright{display:block}.copyright span{display:block;margin-top:5px}}
@media(max-width:520px){.hero h1{font-size:38px}.hero p{font-size:16px}.actions,.download-box{display:grid}.actions .btn,.download-box .btn{width:100%}.trust-row{grid-template-columns:1fr 1fr;gap:17px}.trust-item{padding-left:11px}.trust-item strong{font-size:13px}.trust-item span{font-size:11px}.notice-item,.cms-item{grid-template-columns:1fr;gap:5px}.cms-item>a{width:max-content}.cms-item .cms-time{order:-1}.security{grid-template-columns:1fr}.app-panel{padding:27px}.footer-grid{grid-template-columns:1fr}.final-cta{display:block}.final-cta .actions{margin-top:22px}}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px}

/* roulang page: article */
:root{
  --bg:#111214;--panel:#191b1e;--panel2:#202328;--ink:#f4f1e9;
  --muted:#a7aaa7;--line:#303438;--green:#65d0ad;--green-dark:#173c34;
  --amber:#d4a875;--radius:16px;--shadow:0 18px 50px rgba(0,0,0,.22);--max:1200px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.7}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--green);outline-offset:4px}
img{max-width:100%;display:block}
button,input{font:inherit}
button{cursor:pointer}
.container{width:min(var(--max),calc(100% - 48px));margin:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(17,18,20,.94);border-bottom:1px solid rgba(255,255,255,.08);backdrop-filter:blur(14px)}
.nav-wrap{height:76px;display:flex;align-items:center;gap:34px}
.logo{display:flex;align-items:center;gap:11px;min-width:245px;font-weight:800;letter-spacing:.02em}
.logo-mark{width:34px;height:34px;border:2px solid var(--green);border-radius:10px 10px 4px 10px;position:relative;transform:rotate(-8deg);flex:0 0 auto}
.logo-mark:after{content:"J9";position:absolute;inset:2px;display:grid;place-items:center;color:var(--green);font-size:11px;font-weight:900;transform:rotate(8deg)}
.logo-text{font-size:17px}
.logo-text small{display:block;color:var(--green);font-size:9px;letter-spacing:.18em;line-height:1.1}
.main-nav{display:flex;align-items:center;gap:7px;flex:1}
.main-nav a{padding:9px 13px;border-radius:9px;color:#c3c6c2;font-size:14px;transition:.25s}
.main-nav a:hover,.main-nav a.active{background:#25292a;color:var(--green)}
.nav-action{white-space:nowrap;padding:11px 17px;border-radius:10px;background:var(--green);color:#10231d;font-weight:800;font-size:14px;transition:.25s}
.nav-action:hover{background:#8ae3c7;transform:translateY(-2px)}
.menu-toggle{display:none;background:none;border:1px solid var(--line);color:var(--ink);border-radius:8px;padding:8px 10px}
.article-hero{padding:72px 0 58px;background:radial-gradient(circle at 85% 20%,rgba(65,130,108,.18),transparent 28%),#151719;border-bottom:1px solid var(--line)}
.breadcrumb{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px;margin-bottom:28px}
.breadcrumb a{transition:.2s}
.breadcrumb a:hover{color:var(--green)}
.breadcrumb .current{color:#d8dbd6;max-width:360px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.article-label{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}
.article-label:before{content:"";width:24px;height:1px;background:var(--green)}
.article-hero h1{font-size:clamp(32px,5vw,58px);line-height:1.2;letter-spacing:-.04em;max-width:900px;margin:18px 0 22px}
.article-meta{display:flex;align-items:center;flex-wrap:wrap;gap:18px;color:var(--muted);font-size:14px}
.meta-item{display:inline-flex;align-items:center;gap:7px}
.meta-dot{width:5px;height:5px;border-radius:50%;background:var(--amber)}
.article-layout{display:grid;grid-template-columns:minmax(0,820px) 250px;gap:64px;align-items:start;padding:76px 0 88px}
.article-body{min-width:0}
.article-content{font-size:17px;line-height:1.95;color:#d8dad5}
.article-content h2{font-size:30px;line-height:1.35;color:var(--ink);margin:42px 0 18px;padding-left:17px;border-left:3px solid var(--green)}
.article-content h3{font-size:22px;line-height:1.4;color:var(--ink);margin:32px 0 14px}
.article-content p{margin:0 0 24px}
.article-content ul,.article-content ol{padding-left:26px;margin:10px 0 28px}
.article-content li{padding-left:7px;margin:8px 0}
.article-content blockquote{margin:30px 0;padding:20px 24px;border-left:3px solid var(--amber);background:#1a1d1e;color:#c6cbc5;border-radius:0 12px 12px 0}
.article-content img{width:100%;border-radius:14px;border:1px solid var(--line);margin:28px 0 8px}
.article-content table{width:100%;border-collapse:collapse;margin:26px 0;font-size:14px}
.article-content th,.article-content td{text-align:left;padding:12px 14px;border:1px solid var(--line)}
.article-content th{color:var(--green);background:var(--panel2)}
.article-content hr{border:0;border-top:1px solid var(--line);margin:38px 0}
.article-content a{color:var(--green);border-bottom:1px solid rgba(101,208,173,.4)}
.article-empty{padding:48px 30px;border:1px dashed #53615c;background:var(--panel);border-radius:var(--radius);text-align:center;color:var(--muted)}
.article-empty strong{display:block;color:var(--ink);font-size:24px;margin-bottom:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 20px;border-radius:10px;border:1px solid var(--line);font-weight:800;font-size:14px;transition:.25s}
.btn-primary{background:var(--green);color:#10231d;border-color:var(--green)}
.btn-primary:hover{background:#8ae3c7;transform:translateY(-2px)}
.btn-secondary{background:transparent;color:var(--ink)}
.btn-secondary:hover{border-color:var(--green);color:var(--green)}
.article-aside{position:sticky;top:104px}
.aside-card{border:1px solid var(--line);background:var(--panel);border-radius:var(--radius);padding:22px}
.aside-card+.aside-card{margin-top:16px}
.aside-title{font-size:14px;color:var(--green);font-weight:800;letter-spacing:.08em;margin-bottom:15px}
.aside-card p{font-size:13px;color:var(--muted);margin:0}
.aside-links{display:grid;gap:8px}
.aside-links a{padding:10px 11px;border-radius:9px;color:#c6cac5;font-size:13px;background:#202326;transition:.2s}
.aside-links a:hover{color:var(--green);background:#26302d}
.article-footer{border-top:1px solid var(--line);padding-top:26px;margin-top:52px}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.article-tag{padding:5px 11px;border:1px solid #53615c;border-radius:30px;color:var(--green);font-size:12px}
.article-actions{display:flex;justify-content:space-between;gap:14px;align-items:center}
.action-link{color:#c8ccc7;font-size:14px}
.action-link:hover{color:var(--green)}
.support-section{padding:0 0 88px}
.support-card{display:grid;grid-template-columns:1fr auto;gap:25px;align-items:center;padding:30px 34px;border:1px solid #35594e;border-radius:var(--radius);background:linear-gradient(110deg,#1d3831,#1a2421)}
.support-card h2{font-size:25px;margin:0 0 7px}
.support-card p{margin:0;color:#bfcbc4;font-size:14px}
.site-footer{padding:58px 0 22px;border-top:1px solid var(--line);background:#151719}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}
.footer-brand p{color:var(--muted);font-size:13px;margin:16px 0 0;max-width:240px}
.footer-title{font-size:14px;font-weight:800;margin:5px 0 16px;color:var(--ink)}
.footer-links{display:grid;gap:9px}
.footer-links a{color:var(--muted);font-size:13px;transition:.2s}
.footer-links a:hover{color:var(--green)}
.copyright{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:42px;padding-top:19px;color:#777c78;font-size:12px}
@media(max-width:1024px){
  .nav-wrap{gap:17px}.logo{min-width:215px}.main-nav a{padding:8px 8px}
  .article-layout{grid-template-columns:minmax(0,1fr) 220px;gap:35px}
}
@media(max-width:768px){
  .container{width:min(var(--max),calc(100% - 34px))}
  .nav-wrap{height:68px}.menu-toggle{display:block;margin-left:auto}
  .main-nav{display:none;position:absolute;left:17px;right:17px;top:76px;padding:12px;background:#1a1d1e;border:1px solid var(--line);border-radius:13px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
  .main-nav.open{display:flex}.main-nav a{padding:12px 14px}
  .nav-action{display:none}.logo{min-width:0}.logo-text{font-size:15px}
  .article-hero{padding:50px 0 42px}.article-hero h1{font-size:35px}
  .article-layout{display:block;padding:48px 0 55px}.article-aside{position:static;margin-top:42px}
  .article-content{font-size:16px}.article-content h2{font-size:26px}
  .support-section{padding-bottom:55px}.support-card{grid-template-columns:1fr;padding:25px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}
}
@media(max-width:520px){
  .breadcrumb .current{max-width:180px}.article-meta{gap:10px 14px}
  .article-actions{align-items:flex-start;flex-direction:column}
  .article-content table{display:block;overflow-x:auto;white-space:nowrap}
  .footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}
  .copyright{display:block}.copyright span{display:block;margin-bottom:7px}
}

/* roulang page: category1 */
:root{
      --bg:#111214;--panel:#191b1e;--panel2:#202328;--ink:#f4f1e9;
      --muted:#a7aaa7;--line:#303438;--green:#65d0ad;--green-dark:#173c34;
      --amber:#d4a875;--radius:16px;--shadow:0 18px 50px rgba(0,0,0,.22);
      --max:1200px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--bg);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.65}
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible{outline:3px solid var(--amber);outline-offset:3px}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(17,18,20,.94);border-bottom:1px solid rgba(255,255,255,.08);backdrop-filter:blur(14px)}
    .nav-wrap{height:76px;display:flex;align-items:center;gap:34px}
    .logo{display:flex;align-items:center;gap:11px;min-width:245px;font-weight:800;letter-spacing:.02em}
    .logo-mark{width:34px;height:34px;border:2px solid var(--green);border-radius:10px 10px 4px 10px;position:relative;transform:rotate(-8deg)}
    .logo-mark:after{content:"J9";position:absolute;inset:2px;display:grid;place-items:center;color:var(--green);font-size:11px;font-weight:900;transform:rotate(8deg)}
    .logo-text{font-size:17px}.logo-text small{display:block;color:var(--green);font-size:9px;letter-spacing:.18em;line-height:1.1}
    .main-nav{display:flex;align-items:center;gap:7px;flex:1}
    .main-nav a{padding:9px 13px;border-radius:9px;color:#c3c6c2;font-size:14px;transition:.25s}
    .main-nav a:hover,.main-nav a.active{background:#25292a;color:var(--green)}
    .nav-action{white-space:nowrap;padding:11px 17px;border-radius:10px;background:var(--green);color:#10231d;font-weight:800;font-size:14px;transition:.25s}
    .nav-action:hover{background:#8ae3c7;transform:translateY(-2px)}
    .menu-toggle{display:none;background:none;border:1px solid var(--line);color:var(--ink);border-radius:8px;padding:8px 10px}
    .category-head{padding:82px 0 70px;border-bottom:1px solid var(--line);background:radial-gradient(circle at 86% 20%,rgba(101,208,173,.16),transparent 27%),#151719}
    .category-head .kicker,.section-kicker{color:var(--green);font-size:12px;font-weight:800;letter-spacing:.16em}
    .category-head h1{font-size:clamp(38px,6vw,72px);line-height:1.1;letter-spacing:-.05em;max-width:780px;margin:16px 0 20px}
    .category-head h1 em{font-style:normal;color:var(--green)}
    .category-head p{max-width:680px;color:#c2c5c1;font-size:18px;margin:0}
    .head-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:30px}
    .tag{display:inline-block;border:1px solid #53615c;color:var(--green);border-radius:30px;padding:4px 11px;font-size:12px}
    .section{padding:76px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:30px}
    .section h2{font-size:clamp(27px,3vw,42px);line-height:1.2;margin:9px 0 0;letter-spacing:-.03em}
    .section-intro{color:var(--muted);max-width:550px;margin:0}
    .guide-bar{display:flex;flex-wrap:wrap;gap:10px;padding:18px 20px;background:var(--panel);border:1px solid var(--line);border-radius:14px}
    .guide-bar a{padding:9px 15px;border-radius:8px;color:#c8ccc8;font-size:14px;background:#222529;transition:.2s}
    .guide-bar a:hover,.guide-bar a.current{background:var(--green-dark);color:var(--green)}
    .content-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:18px}
    .game-card{position:relative;min-height:260px;padding:27px;border-radius:var(--radius);border:1px solid var(--line);background:var(--panel);overflow:hidden;transition:.25s}
    .game-card:hover{border-color:#5c9d88;box-shadow:var(--shadow);transform:translateY(-4px)}
    .game-card.featured{min-height:390px;background:linear-gradient(145deg,#263a34,#1b2021)}
    .game-card h3{font-size:24px;margin:12px 0 8px;position:relative;z-index:1}
    .game-card p{color:#b2b8b3;font-size:14px;max-width:390px;position:relative;z-index:1}
    .game-card .shape{position:absolute;width:220px;height:220px;border:1px solid rgba(101,208,173,.3);border-radius:50%;right:-55px;bottom:-70px}
    .game-card .shape:after{content:"J9";position:absolute;right:42px;top:25px;color:rgba(101,208,173,.14);font-size:100px;font-weight:900}
    .mini-stack{display:grid;gap:18px}
    .mini-card{padding:24px;border-radius:var(--radius);border:1px solid var(--line);background:#1d2022;transition:.25s}
    .mini-card:hover{border-color:var(--green);background:#202827}
    .mini-card h3{font-size:19px;margin:10px 0 5px}.mini-card p{margin:0;color:var(--muted);font-size:13px}
    .recommend-layout{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}
    .recommend-card{padding:25px 22px;border-top:3px solid var(--green);background:var(--panel2);border-radius:4px 4px 14px 14px}
    .recommend-card:nth-child(2){border-top-color:var(--amber)}.recommend-card:nth-child(3){border-top-color:#9c8bc5}
    .recommend-card h3{font-size:19px;margin:12px 0 7px}.recommend-card p{color:var(--muted);font-size:14px;margin:0}
    .article-list{border-top:1px solid var(--line)}
    .article-row{display:grid;grid-template-columns:100px 1fr 92px;gap:20px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}
    .article-date{color:var(--amber);font-size:13px}.article-row h3{font-size:17px;margin:0 0 4px}.article-row p{margin:0;color:var(--muted);font-size:13px}
    .text-link{color:var(--green);font-size:13px;font-weight:800;white-space:nowrap}.text-link:hover{text-decoration:underline}
    .mobile-panel{display:grid;grid-template-columns:1fr .8fr;gap:28px;padding:34px;border-radius:20px;background:#1a2b26;border:1px solid #35594e}
    .mobile-panel h2{margin-top:8px}.mobile-panel p{color:#c2cbc5;max-width:550px}
    .button-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 20px;border-radius:10px;border:1px solid var(--line);font-weight:800;font-size:14px;transition:.25s}
    .btn-primary{background:var(--green);color:#10231d;border-color:var(--green)}.btn-primary:hover{background:#8ae3c7;transform:translateY(-2px)}
    .btn-secondary{background:transparent;color:var(--ink)}.btn-secondary:hover{border-color:var(--green);color:var(--green)}
    .device-art{min-height:190px;border:1px solid #4d7668;border-radius:18px;background:#17221f;display:grid;place-items:center;color:var(--green);font-size:58px;font-weight:900;letter-spacing:.05em}
    .notice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .notice-card{padding:23px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel)}
    .notice-card h3{font-size:16px;margin:10px 0 6px}.notice-card p{margin:0;color:var(--muted);font-size:13px}
    .safety-box{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden}
    .safety-item{padding:25px;background:var(--panel)}.safety-item strong{display:block;color:var(--green);margin-bottom:7px}.safety-item span{font-size:13px;color:var(--muted)}
    .more-panel{text-align:center;padding:48px 24px;background:linear-gradient(135deg,#202624,#17191b);border:1px solid var(--line);border-radius:20px}.more-panel h2{margin-top:0}
    .site-footer{padding:58px 0 24px;border-top:1px solid var(--line);background:#0d0e10}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}.footer-brand p{color:var(--muted);font-size:13px;margin-top:18px}
    .footer-title{font-size:14px;font-weight:800;margin-bottom:14px}.footer-links{display:grid;gap:8px}.footer-links a{color:var(--muted);font-size:13px;transition:.2s}.footer-links a:hover{color:var(--green)}
    .copyright{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);margin-top:42px;padding-top:20px;color:#777c78;font-size:12px}
    @media(max-width:1024px){.nav-wrap{gap:16px}.logo{min-width:210px}.main-nav a{padding:8px 8px}.content-grid,.mobile-panel{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.container{width:min(var(--max),calc(100% - 32px))}.nav-wrap{height:68px}.menu-toggle{display:block;margin-left:auto}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;padding:12px 16px 18px;background:#151719;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{text-align:center}.nav-action{display:none}.category-head{padding:62px 0 54px}.category-head p{font-size:16px}.section{padding:55px 0}.section-head{display:block}.section-intro{margin-top:12px}.recommend-layout,.notice-grid,.safety-box{grid-template-columns:1fr}.article-row{grid-template-columns:75px 1fr}.article-row .text-link{display:none}.device-art{min-height:145px}.copyright{display:block}.copyright span{display:block;margin-top:6px}}
    @media(max-width:520px){.category-head h1{font-size:39px}.game-card.featured{min-height:300px}.mobile-panel{padding:24px}.footer-grid{grid-template-columns:1fr}.guide-bar{padding:14px}.guide-bar a{font-size:13px}.button-row .btn{width:100%}}

/* roulang page: category3 */
:root{--bg:#111214;--panel:#191b1e;--panel2:#202328;--ink:#f4f1e9;--muted:#a7aaa7;--line:#303438;--green:#65d0ad;--green-dark:#173c34;--amber:#d4a875;--radius:16px;--shadow:0 18px 50px rgba(0,0,0,.22);--max:1200px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--bg);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.65}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(17,18,20,.94);border-bottom:1px solid rgba(255,255,255,.08);backdrop-filter:blur(14px)}
    .nav-wrap{height:76px;display:flex;align-items:center;gap:34px}
    .logo{display:flex;align-items:center;gap:11px;min-width:245px;font-weight:800;letter-spacing:.02em}
    .logo-mark{width:34px;height:34px;border:2px solid var(--green);border-radius:10px 10px 4px 10px;position:relative;transform:rotate(-8deg);flex:0 0 auto}
    .logo-mark:after{content:"J9";position:absolute;inset:2px;display:grid;place-items:center;color:var(--green);font-size:11px;font-weight:900;transform:rotate(8deg)}
    .logo-text{font-size:17px;line-height:1.1}
    .logo-text small{display:block;color:var(--green);font-size:9px;letter-spacing:.18em;line-height:1.3}
    .main-nav{display:flex;align-items:center;gap:7px;flex:1}
    .main-nav a{padding:9px 13px;border-radius:9px;color:#c3c6c2;font-size:14px;transition:.25s}
    .main-nav a:hover,.main-nav a.active{background:#25292a;color:var(--green)}
    .nav-action{white-space:nowrap;padding:11px 17px;border-radius:10px;background:var(--green);color:#10231d;font-weight:800;font-size:14px;transition:.25s}
    .nav-action:hover{background:#8ae3c7;transform:translateY(-2px)}
    .menu-toggle{display:none;background:none;border:1px solid var(--line);color:var(--ink);border-radius:8px;padding:8px 10px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:11px 20px;border-radius:10px;border:1px solid var(--line);font-weight:800;font-size:14px;transition:.25s}
    .btn:focus,.nav-action:focus,.main-nav a:focus,.menu-toggle:focus,.faq-question:focus{outline:3px solid rgba(101,208,173,.34);outline-offset:3px}
    .btn-primary{background:var(--green);color:#10231d;border-color:var(--green)}
    .btn-primary:hover{background:#8ae3c7;transform:translateY(-2px)}
    .btn-secondary{background:transparent;color:var(--ink)}
    .btn-secondary:hover{border-color:var(--green);color:var(--green);background:rgba(101,208,173,.06)}
    .section{padding:84px 0}
    .section-alt{background:#151719;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .section-kicker{color:var(--green);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:31px}
    .section h2{font-size:clamp(27px,3vw,42px);line-height:1.2;margin:9px 0 0;letter-spacing:-.035em}
    .section-intro{color:var(--muted);max-width:540px;margin:0;font-size:15px}
    .page-banner{padding:68px 0 58px;border-bottom:1px solid var(--line);background:radial-gradient(circle at 85% 5%,rgba(101,208,173,.15),transparent 28%),linear-gradient(120deg,#151917,#111214 70%)}
    .breadcrumb{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:34px}
    .breadcrumb a{transition:.2s}
    .breadcrumb a:hover{color:var(--green)}
    .breadcrumb span{color:#5e6561}
    .page-banner-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:46px;align-items:end}
    .page-banner h1{font-size:clamp(38px,5vw,62px);line-height:1.13;letter-spacing:-.05em;margin:15px 0 18px;max-width:730px}
    .page-banner h1 em{font-style:normal;color:var(--green)}
    .page-banner p{max-width:650px;color:#c2c7c3;font-size:17px;margin:0}
    .banner-labels{display:flex;justify-content:flex-end;align-items:flex-end;gap:10px;flex-wrap:wrap;padding-bottom:8px}
    .soft-tag{border:1px solid #486158;background:rgba(101,208,173,.06);color:var(--green);border-radius:30px;padding:7px 13px;font-size:12px;font-weight:700}
    .download-panel{display:grid;grid-template-columns:.88fr 1.12fr;gap:0;background:var(--panel);border:1px solid #35594e;border-radius:22px;overflow:hidden;box-shadow:var(--shadow)}
    .device-zone{position:relative;min-height:470px;overflow:hidden;background:linear-gradient(145deg,#173c34,#17201e 70%);padding:40px;display:flex;justify-content:center;align-items:center}
    .device-zone:before{content:"";width:370px;height:370px;border:1px solid rgba(101,208,173,.26);border-radius:50%;position:absolute;top:-155px;left:-145px}
    .device-zone:after{content:"JIUYOUHUI";position:absolute;bottom:28px;left:31px;color:rgba(244,241,233,.25);font-size:10px;letter-spacing:.25em;font-weight:800}
    .phone{width:220px;height:410px;border:8px solid #090b0c;border-radius:31px;background:#202926;position:relative;z-index:1;box-shadow:18px 22px 30px rgba(0,0,0,.24);padding:25px 14px 16px}
    .phone:before{content:"";position:absolute;width:72px;height:16px;border-radius:0 0 12px 12px;background:#090b0c;top:0;left:calc(50% - 36px)}
    .phone-brand{font-size:10px;color:var(--green);font-weight:900;letter-spacing:.12em;margin:7px 0 21px}
    .phone-title{font-size:20px;font-weight:900;line-height:1.2;margin-bottom:15px}
    .phone-panel{border-radius:13px;background:#2a3b35;border:1px solid #466c5e;padding:14px;height:124px;position:relative;overflow:hidden}
    .phone-panel:after{content:"J9";position:absolute;right:7px;bottom:-23px;color:rgba(101,208,173,.16);font-size:84px;font-weight:900}
    .phone-panel b{display:block;font-size:12px;position:relative;z-index:1}
    .phone-panel span{display:block;font-size:10px;color:#b8c4be;position:relative;z-index:1;margin-top:4px}
    .phone-list{margin-top:14px;display:grid;gap:8px}
    .phone-line{height:11px;border-radius:10px;background:#38423f;position:relative}
    .phone-line:after{content:"";position:absolute;left:0;top:0;bottom:0;width:62%;background:#65d0ad;border-radius:10px}
    .phone-line:nth-child(2):after{width:42%;background:#d4a875}
    .phone-line:nth-child(3):after{width:76%;background:#738d81}
    .download-content{padding:48px 48px 42px}
    .download-content h2{font-size:clamp(30px,3vw,43px);line-height:1.18;margin:12px 0 15px;letter-spacing:-.035em}
    .download-content>p{color:var(--muted);font-size:15px;margin:0 0 25px}
    .platform-row{display:flex;align-items:center;flex-wrap:wrap;gap:9px;margin:21px 0 27px}
    .platform{padding:7px 11px;border-radius:8px;background:#24292a;border:1px solid #3b4340;font-size:12px;color:#d8ddd9}
    .platform.available{border-color:#4f8c78;color:var(--green)}
    .download-actions{display:flex;gap:11px;flex-wrap:wrap}
    .safe-note{display:flex;align-items:flex-start;gap:10px;color:#c0c6c1;font-size:13px;margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}
    .safe-note i{display:grid;place-items:center;width:21px;height:21px;border-radius:50%;background:var(--green-dark);color:var(--green);font-size:12px;font-style:normal;flex:0 0 auto}
    .scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .scene-card{min-height:232px;padding:25px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);position:relative;overflow:hidden;transition:.25s}
    .scene-card:hover{border-color:#5c9d88;transform:translateY(-4px);box-shadow:var(--shadow)}
    .scene-no{font-size:13px;letter-spacing:.12em;color:var(--amber);font-weight:900}
    .scene-icon{width:45px;height:45px;margin:22px 0 17px;border:1px solid #507e6d;border-radius:13px;display:grid;place-items:center;color:var(--green);font-weight:900;font-size:17px;background:#1a312a}
    .scene-card h3{font-size:19px;margin:0 0 8px}
    .scene-card p{font-size:14px;color:var(--muted);margin:0}
    .preview-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}
    .preview-main{min-height:390px;border:1px solid #375a4e;border-radius:20px;background:linear-gradient(135deg,#1e3a32,#1a1e20);padding:29px;position:relative;overflow:hidden}
    .preview-main:after{content:"J9";position:absolute;right:-4px;bottom:-62px;font-size:230px;font-weight:900;color:rgba(101,208,173,.08)}
    .preview-top{display:flex;justify-content:space-between;align-items:center;position:relative;z-index:1}
    .preview-main h3{font-size:29px;margin:50px 0 9px;position:relative;z-index:1}
    .preview-main p{color:#c0c9c4;max-width:370px;font-size:14px;position:relative;z-index:1}
    .screen-cards{display:flex;gap:10px;position:absolute;bottom:26px;left:29px;right:29px;z-index:1}
    .screen-card{flex:1;min-height:90px;border:1px solid rgba(101,208,173,.32);border-radius:12px;padding:13px;background:rgba(13,28,23,.5)}
    .screen-card b{font-size:13px;display:block}
    .screen-card span{font-size:11px;color:#a9b9b0;display:block;margin-top:4px}
    .preview-side{display:grid;gap:18px}
    .mini-preview{min-height:186px;border:1px solid var(--line);background:var(--panel);border-radius:18px;padding:22px;position:relative;overflow:hidden}
    .mini-preview h3{font-size:18px;margin:13px 0 5px}
    .mini-preview p{color:var(--muted);font-size:13px;margin:0;max-width:250px}
    .mini-preview .mini-shape{position:absolute;width:115px;height:115px;border:1px solid rgba(212,168,117,.38);border-radius:50%;right:-37px;bottom:-49px}
    .status-dot{width:9px;height:9px;background:var(--green);border-radius:50%;display:inline-block;margin-right:7px}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--panel)}
    .step{padding:27px 25px;min-height:185px;border-right:1px solid var(--line);position:relative}
    .step:last-child{border-right:0}
    .step-number{font-size:13px;color:var(--amber);font-weight:900;letter-spacing:.12em}
    .step h3{font-size:18px;margin:22px 0 8px}
    .step p{margin:0;color:var(--muted);font-size:13px}
    .support-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:34px;align-items:start}
    .support-intro{padding:30px;border:1px solid #35594e;border-radius:18px;background:linear-gradient(145deg,#1c322c,#1a1c1e)}
    .support-intro h2{font-size:32px;margin:12px 0}
    .support-intro p{color:#bec8c1;font-size:15px;margin:0 0 22px}
    .support-list{list-style:none;padding:0;margin:0;border-top:1px solid rgba(255,255,255,.12)}
    .support-list li{padding:13px 0;border-bottom:1px solid rgba(255,255,255,.12);font-size:14px;color:#d2d8d3}
    .support-list li:before{content:"✓";color:var(--green);font-weight:900;margin-right:10px}
    .faq-list{display:grid;gap:10px}
    .faq-item{border:1px solid var(--line);border-radius:13px;background:var(--panel);overflow:hidden}
    .faq-question{width:100%;border:0;background:transparent;color:var(--ink);text-align:left;padding:17px 19px;display:flex;align-items:center;justify-content:space-between;font-size:15px;font-weight:800}
    .faq-question span:last-child{color:var(--green);font-size:20px;line-height:1;transition:.25s}
    .faq-question[aria-expanded="true"] span:last-child{transform:rotate(45deg)}
    .faq-answer{display:none;padding:0 19px 18px;color:var(--muted);font-size:14px}
    .faq-answer.open{display:block}
    .update-board{display:grid;grid-template-columns:.9fr 1.1fr;gap:18px}
    .version-card{border:1px solid #456d5f;border-radius:18px;background:#192a24;padding:30px;position:relative;overflow:hidden}
    .version-card:after{content:"APP";position:absolute;right:-10px;bottom:-37px;font-size:100px;font-weight:900;color:rgba(101,208,173,.08)}
    .version-card .tagline{color:var(--green);font-size:12px;letter-spacing:.13em;font-weight:900}
    .version-card h3{font-size:29px;margin:14px 0 9px;position:relative;z-index:1}
    .version-card p{font-size:14px;color:#bfcbc4;margin:0;position:relative;z-index:1}
    .announcement-list{border-top:1px solid var(--line)}
    .announcement{display:grid;grid-template-columns:92px 1fr auto;gap:18px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
    .announcement time{font-size:13px;color:var(--amber);font-weight:800}
    .announcement h3{font-size:16px;margin:0 0 4px}
    .announcement p{font-size:13px;color:var(--muted);margin:0}
    .text-link{font-size:13px;font-weight:800;color:var(--green);white-space:nowrap;transition:.2s}
    .text-link:hover{color:#99ead1;text-decoration:underline;text-underline-offset:4px}
    .service-cta{padding:46px;border:1px solid #3f6d5c;border-radius:20px;background:linear-gradient(110deg,#173c34,#1a201e 65%,#24201b);display:flex;align-items:center;justify-content:space-between;gap:35px}
    .service-cta h2{font-size:clamp(27px,3vw,38px);line-height:1.2;margin:9px 0 0}
    .service-cta p{margin:10px 0 0;color:#c6cec8;max-width:630px;font-size:15px}
    .site-footer{background:#0c0d0e;border-top:1px solid var(--line);padding:58px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.45fr repeat(3,1fr);gap:35px}
    .footer-brand .logo{min-width:0}
    .footer-brand p{max-width:260px;color:var(--muted);font-size:13px;margin:16px 0 0}
    .footer-title{font-size:14px;font-weight:800;margin:5px 0 14px;color:#e7e5dd}
    .footer-links{display:grid;gap:8px}
    .footer-links a{font-size:13px;color:var(--muted);transition:.2s}
    .footer-links a:hover{color:var(--green);transform:translateX(2px)}
    .copyright{margin-top:46px;padding-top:21px;border-top:1px solid #282b2c;display:flex;justify-content:space-between;gap:20px;color:#838783;font-size:12px}
    @media (max-width:1024px){
      .nav-wrap{gap:17px}.logo{min-width:208px}.main-nav a{padding:8px 9px;font-size:13px}
      .page-banner-grid,.download-panel,.preview-layout,.support-grid,.update-board{grid-template-columns:1fr}
      .banner-labels{justify-content:flex-start}.download-content{padding:39px}.device-zone{min-height:390px}
      .scene-grid{grid-template-columns:repeat(3,1fr)}.footer-grid{grid-template-columns:1.3fr repeat(3,1fr)}
    }
    @media (max-width:768px){
      .container{width:min(100% - 36px,var(--max))}.nav-wrap{height:68px;gap:12px}.logo{min-width:0;flex:1}.logo-text{font-size:15px}
      .menu-toggle{display:inline-flex}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;padding:15px 18px 20px;background:#151719;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:6px}
      .main-nav.open{display:flex}.main-nav a{padding:12px}.nav-action{padding:10px 12px;font-size:13px}
      .page-banner{padding:48px 0}.page-banner h1{font-size:40px}.section{padding:58px 0}.section-head{display:block;margin-bottom:25px}.section-intro{margin-top:13px}
      .scene-grid{grid-template-columns:1fr}.steps{grid-template-columns:1fr 1fr}.step:nth-child(2){border-right:0}.step{border-bottom:1px solid var(--line)}.step:nth-child(3),.step:nth-child(4){border-bottom:0}
      .support-grid{gap:20px}.footer-grid{grid-template-columns:repeat(2,1fr);gap:30px}.footer-brand{grid-column:1/-1}.service-cta{padding:32px;display:block}.service-cta .btn{margin-top:23px}
      .announcement{grid-template-columns:78px 1fr}.announcement .text-link{grid-column:2}
    }
    @media (max-width:520px){
      .container{width:calc(100% - 30px)}.nav-action{display:none}.page-banner h1{font-size:35px}.page-banner p{font-size:15px}
      .download-content{padding:29px 22px}.device-zone{min-height:350px;padding:28px}.phone{transform:scale(.9)}.download-actions{display:grid}.download-actions .btn{width:100%}
      .preview-main{min-height:365px;padding:22px}.preview-main h3{margin-top:40px;font-size:25px}.screen-cards{left:22px;right:22px;bottom:20px}.screen-card{padding:10px}.screen-card span{font-size:10px}
      .preview-side{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.step,.step:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}.step:last-child{border-bottom:0}
      .announcement{grid-template-columns:1fr;gap:7px}.announcement .text-link{grid-column:auto;margin-top:4px}.footer-grid{grid-template-columns:1fr}.copyright{display:grid;margin-top:34px;gap:7px}
      .service-cta{padding:27px 22px}.soft-tag{font-size:11px}
    }

/* roulang page: category2 */
:root{--bg:#111214;--panel:#191b1e;--panel2:#202328;--ink:#f4f1e9;--muted:#a7aaa7;--line:#303438;--green:#65d0ad;--green-dark:#173c34;--amber:#d4a875;--radius:16px;--shadow:0 18px 50px rgba(0,0,0,.22);--max:1200px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--bg);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.65;overflow-x:hidden}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(101,208,173,.3);color:#fff}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(17,18,20,.94);border-bottom:1px solid rgba(255,255,255,.08);backdrop-filter:blur(14px)}
    .nav-wrap{height:76px;display:flex;align-items:center;gap:34px}
    .logo{display:flex;align-items:center;gap:11px;min-width:245px;font-weight:800;letter-spacing:.02em}
    .logo-mark{width:34px;height:34px;border:2px solid var(--green);border-radius:10px 10px 4px 10px;position:relative;transform:rotate(-8deg);flex:0 0 auto}
    .logo-mark:after{content:"J9";position:absolute;inset:2px;display:grid;place-items:center;color:var(--green);font-size:11px;font-weight:900;transform:rotate(8deg)}
    .logo-text{font-size:17px;line-height:1.08}
    .logo-text small{display:block;color:var(--green);font-size:9px;letter-spacing:.18em;line-height:1.25;margin-top:2px}
    .main-nav{display:flex;align-items:center;gap:7px;flex:1}
    .main-nav a{padding:9px 13px;border-radius:9px;color:#c3c6c2;font-size:14px;transition:.25s}
    .main-nav a:hover,.main-nav a.active{background:#25292a;color:var(--green)}
    .nav-action{white-space:nowrap;padding:11px 17px;border-radius:10px;background:var(--green);color:#10231d;font-weight:800;font-size:14px;transition:.25s}
    .nav-action:hover{background:#8ae3c7;transform:translateY(-2px)}
    .menu-toggle{display:none;background:none;border:1px solid var(--line);color:var(--ink);border-radius:8px;padding:8px 10px}
    .section{padding:88px 0}
    .section-dark{background:#151719;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .section-kicker,.eyebrow{display:inline-block;color:var(--green);font-size:12px;font-weight:800;letter-spacing:.15em;text-transform:uppercase}
    .section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:32px}
    .section-head h2{font-size:clamp(28px,3.2vw,42px);line-height:1.2;letter-spacing:-.035em;margin:8px 0 0}
    .section-intro{max-width:510px;color:var(--muted);font-size:15px;margin:0}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:11px 20px;border-radius:10px;border:1px solid var(--line);font-weight:800;font-size:14px;transition:.25s}
    .btn:focus,.main-nav a:focus,.nav-action:focus,.filter-chip:focus,.faq-button:focus{outline:3px solid rgba(101,208,173,.32);outline-offset:3px}
    .btn-primary{background:var(--green);color:#10231d;border-color:var(--green)}
    .btn-primary:hover{background:#8ae3c7;transform:translateY(-2px)}
    .btn-secondary{color:var(--ink);background:transparent}
    .btn-secondary:hover{border-color:var(--green);color:var(--green)}
    .page-banner{position:relative;overflow:hidden;padding:72px 0 66px;background:linear-gradient(118deg,#151817 0%,#1d2925 52%,#151719 100%);border-bottom:1px solid var(--line)}
    .page-banner:before{content:"";position:absolute;width:460px;height:460px;border:1px solid rgba(101,208,173,.17);border-radius:50%;right:-150px;top:-275px}
    .page-banner:after{content:"";position:absolute;width:260px;height:260px;border:1px solid rgba(212,168,117,.23);border-radius:50%;left:9%;bottom:-175px}
    .banner-inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr 300px;gap:55px;align-items:end}
    .breadcrumb{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--muted);margin-bottom:23px}
    .breadcrumb a{transition:.2s}
    .breadcrumb a:hover{color:var(--green)}
    .breadcrumb i{width:4px;height:4px;border-radius:50%;background:#666c68}
    h1{font-size:clamp(38px,5vw,64px);line-height:1.1;letter-spacing:-.045em;margin:0 0 19px}
    h1 strong{color:var(--green);font-weight:900}
    .banner-copy{max-width:720px;color:#c7cbc7;font-size:17px;margin:0}
    .banner-side{border-left:1px solid rgba(101,208,173,.35);padding:11px 0 11px 24px}
    .banner-side strong{display:block;color:var(--amber);font-size:13px;letter-spacing:.12em}
    .banner-side span{display:block;margin-top:8px;color:#c2c6c1;font-size:14px}
    .filter-shell{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .filter-title{font-size:14px;font-weight:800;white-space:nowrap;color:#d9ddd8}
    .filter-list{display:flex;flex-wrap:wrap;gap:9px;justify-content:flex-end}
    .filter-chip{appearance:none;border:1px solid #3b4240;background:#202426;color:#bfc5bf;border-radius:8px;padding:8px 12px;font-size:13px;transition:.2s}
    .filter-chip:hover,.filter-chip.active{background:var(--green-dark);border-color:#477a69;color:var(--green)}
    .month-index{display:flex;gap:8px;margin-top:16px;align-items:center;flex-wrap:wrap;color:var(--muted);font-size:13px}
    .month-index b{color:#d6dad5;margin-right:5px}
    .month-index span{border-left:1px solid var(--line);padding-left:10px}
    .news-layout{display:grid;grid-template-columns:170px 1fr;gap:34px;align-items:start}
    .news-note{position:sticky;top:100px;padding:22px;border:1px solid var(--line);border-radius:14px;background:#171a1b}
    .news-note strong{display:block;font-size:16px;margin-bottom:9px}
    .news-note p{margin:0;color:var(--muted);font-size:13px}
    .news-note .note-line{height:2px;width:44px;background:var(--green);margin-top:18px}
    .news-list{border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:84px 1fr auto;gap:24px;align-items:center;padding:25px 0;border-bottom:1px solid var(--line);transition:.25s}
    .news-item:hover{padding-left:12px;border-color:#4e776a}
    .news-date{display:flex;flex-direction:column;justify-content:center;min-height:69px;border-right:1px solid var(--line)}
    .news-date b{font-size:25px;line-height:1;color:var(--green);letter-spacing:-.06em}
    .news-date span{font-size:11px;color:var(--muted);letter-spacing:.08em;margin-top:6px}
    .news-content h3{font-size:19px;margin:0 0 7px;line-height:1.35}
    .news-content h3 a{transition:.2s}
    .news-content h3 a:hover{color:var(--green)}
    .news-content p{font-size:14px;color:var(--muted);margin:0;max-width:720px}
    .meta-row{display:flex;align-items:center;gap:10px;margin-bottom:9px}
    .tag{display:inline-flex;align-items:center;border:1px solid #4f625b;border-radius:20px;color:var(--green);font-size:11px;padding:3px 9px;line-height:1.3}
    .read-link{color:var(--green);font-size:13px;font-weight:800;white-space:nowrap;transition:.2s}
    .read-link:hover{color:#a2efd7;transform:translateX(3px)}
    .more-zone{margin-top:26px;text-align:center}
    .feature-editorial{display:grid;grid-template-columns:1.15fr .85fr;gap:16px}
    .lead-story{min-height:360px;padding:34px;display:flex;flex-direction:column;justify-content:flex-end;position:relative;overflow:hidden;border-radius:var(--radius);border:1px solid #456b5f;background:linear-gradient(142deg,#1e3831 0%,#1b2220 62%,#171919 100%)}
    .lead-story:before{content:"J9";position:absolute;right:25px;top:-32px;color:rgba(101,208,173,.09);font-size:185px;line-height:1;font-weight:900}
    .lead-story:after{content:"";position:absolute;width:200px;height:200px;border-radius:50%;border:1px solid rgba(212,168,117,.33);right:-85px;bottom:-95px}
    .lead-story>*{position:relative;z-index:1}
    .lead-story h3{font-size:30px;line-height:1.2;max-width:530px;margin:11px 0}
    .lead-story p{color:#c6d0c9;max-width:560px;font-size:14px;margin:0 0 19px}
    .editorial-stack{display:grid;gap:16px}
    .mini-story{padding:24px;border-radius:var(--radius);border:1px solid var(--line);background:var(--panel);transition:.25s}
    .mini-story:hover{border-color:#558b77;transform:translateY(-3px)}
    .mini-story h3{font-size:18px;line-height:1.35;margin:10px 0 8px}
    .mini-story p{margin:0;color:var(--muted);font-size:13px}
    .timeline{border-left:1px solid #3f514a;margin-left:15px;padding-left:30px}
    .timeline-row{position:relative;display:grid;grid-template-columns:105px 1fr auto;gap:20px;align-items:center;padding:0 0 27px}
    .timeline-row:last-child{padding-bottom:0}
    .timeline-row:before{content:"";position:absolute;width:11px;height:11px;left:-36px;top:5px;border-radius:50%;background:var(--green);box-shadow:0 0 0 5px #18211e}
    .timeline-row time{color:var(--amber);font-size:13px;font-weight:800}
    .timeline-row h3{font-size:17px;margin:0 0 3px}
    .timeline-row p{font-size:13px;color:var(--muted);margin:0}
    .status{font-size:11px;border-radius:5px;padding:4px 8px;background:#242825;color:#bdc5bc;white-space:nowrap}
    .status.current{color:var(--green);background:#1c332c}
    .reading-panel{display:grid;grid-template-columns:.9fr 1.1fr;gap:18px}
    .reading-title{padding:28px;border-radius:var(--radius);background:#202522;border:1px solid #3a5148}
    .reading-title h2{font-size:28px;line-height:1.25;margin:10px 0}
    .reading-title p{color:var(--muted);font-size:14px;margin:0}
    .reading-rules{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .rule-card{padding:21px;border:1px solid var(--line);border-radius:13px;background:var(--panel)}
    .rule-card b{display:block;color:var(--green);font-size:13px;margin-bottom:7px}
    .rule-card span{display:block;color:var(--muted);font-size:13px}
    .support-bar{padding:29px 32px;border-radius:var(--radius);border:1px solid #426859;background:linear-gradient(100deg,#18342b,#1d2421);display:flex;align-items:center;justify-content:space-between;gap:25px}
    .support-bar h2{font-size:25px;margin:0 0 6px}
    .support-bar p{margin:0;color:#c1cec7;font-size:14px}
    .site-footer{background:#0c0d0e;border-top:1px solid var(--line);padding:58px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1fr;gap:38px}
    .footer-brand .logo{min-width:0}
    .footer-brand p{font-size:13px;color:var(--muted);max-width:250px;margin:16px 0 0}
    .footer-title{font-size:13px;color:#edf0ec;font-weight:800;margin-bottom:15px}
    .footer-links{display:grid;gap:10px}
    .footer-links a{font-size:13px;color:var(--muted);transition:.2s}
    .footer-links a:hover{color:var(--green);padding-left:3px}
    .copyright{border-top:1px solid #292c2e;margin-top:44px;padding-top:21px;display:flex;justify-content:space-between;gap:20px;color:#777d78;font-size:12px}
    @media (max-width:1024px){
      .nav-wrap{gap:18px}.logo{min-width:205px}.main-nav a{padding:8px 9px}.banner-inner{grid-template-columns:1fr 240px;gap:30px}
      .news-layout{grid-template-columns:135px 1fr}.footer-grid{grid-template-columns:1.3fr 1fr 1fr}
      .footer-grid>div:last-child{display:none}
    }
    @media (max-width:768px){
      .container{width:min(var(--max),calc(100% - 32px))}.nav-wrap{height:68px;justify-content:space-between}.logo{min-width:0}
      .menu-toggle{display:block}.nav-action{display:none}.main-nav{position:absolute;display:none;top:68px;left:16px;right:16px;padding:12px;background:#1c1f20;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .main-nav.open{display:flex}.main-nav a{padding:12px}.page-banner{padding:53px 0}.banner-inner{grid-template-columns:1fr}.banner-side{border-left:0;border-top:1px solid rgba(101,208,173,.35);padding:18px 0 0}
      .section{padding:58px 0}.section-head{align-items:flex-start;flex-direction:column;gap:12px}.filter-shell{align-items:flex-start;flex-direction:column}.filter-list{justify-content:flex-start}
      .news-layout{grid-template-columns:1fr}.news-note{position:static;display:flex;align-items:center;gap:20px;padding:17px 19px}.news-note .note-line{margin:0 0 0 auto;flex:0 0 40px}
      .feature-editorial,.reading-panel{grid-template-columns:1fr}.lead-story{min-height:320px}.timeline-row{grid-template-columns:82px 1fr}.timeline-row .status{display:none}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-brand{grid-column:1/-1}.copyright{flex-direction:column;gap:6px}
    }
    @media (max-width:520px){
      .container{width:calc(100% - 28px)}.logo-text{font-size:15px}.page-banner{padding:43px 0 45px}h1{font-size:38px}.banner-copy{font-size:15px}
      .section{padding:45px 0}.section-head h2{font-size:28px}.filter-shell{padding:17px}.filter-chip{padding:7px 10px;font-size:12px}
      .news-item{grid-template-columns:62px 1fr;padding:20px 0;gap:14px}.news-item:hover{padding-left:0}.news-date{min-height:58px}.news-date b{font-size:21px}.news-content h3{font-size:17px}.news-content p{font-size:13px}.read-link{grid-column:2;justify-self:start;margin-top:-4px}
      .lead-story{padding:24px;min-height:290px}.lead-story h3{font-size:25px}.mini-story{padding:20px}.timeline{margin-left:6px;padding-left:23px}.timeline-row{grid-template-columns:1fr;gap:4px;padding-bottom:24px}.timeline-row:before{left:-29px}.reading-rules{grid-template-columns:1fr}.support-bar{padding:24px;align-items:flex-start;flex-direction:column}.support-bar h2{font-size:22px}
      .footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}
    }