/* roulang page: index */
:root{
  --ink:#202725;
  --deep:#173d38;
  --muted:#697572;
  --cream:#f5f2e9;
  --paper:#fffdf8;
  --mist:#e8efea;
  --line:#d9e0d9;
  --amber:#e6a548;
  --amber-dark:#bd7d25;
  --shadow:0 16px 38px rgba(27,49,43,.08);
  --radius:18px;
  --small-radius:10px;
  --max:1220px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--cream);line-height:1.7;font-size:16px}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;border:0;cursor:pointer}
.container{width:min(var(--max),calc(100% - 48px));margin:auto}
.topbar{height:4px;background:var(--amber)}
.site-header{position:sticky;top:0;z-index:20;background:rgba(245,242,233,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.navbar{height:78px;display:flex;align-items:center;gap:32px}
.logo{display:flex;align-items:center;gap:11px;min-width:218px}
.logo-mark{width:38px;height:38px;border-radius:11px;background:var(--deep);color:var(--amber);display:grid;place-items:center;font-weight:700;font-size:18px;letter-spacing:-2px}
.logo strong{display:block;font-size:18px;line-height:1.15}
.logo small{display:block;color:var(--muted);font-size:11px;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:5px;flex:1}
.nav-links a{padding:10px 14px;border-radius:9px;color:#53615c;font-size:14px;transition:.25s}
.nav-links a:hover,.nav-links a.active{color:var(--deep);background:#e7eee8}
.nav-links a.active{box-shadow:inset 0 -3px 0 var(--amber);font-weight:600}
.nav-download{background:var(--amber)!important;color:var(--ink)!important;font-weight:700!important;padding:11px 18px!important}
.nav-download:hover{background:var(--amber-dark)!important;transform:translateY(-2px)}
.menu-toggle{display:none;background:none;color:var(--deep);font-size:26px}
.notice{background:var(--deep);color:#dce9df;font-size:13px}
.notice-inner{height:35px;display:flex;align-items:center;justify-content:space-between}
.notice b{color:var(--amber);margin-right:9px}
.hero{padding:92px 0 82px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;width:360px;height:360px;border:1px solid #cbd8ce;border-radius:50%;right:7%;top:20px;opacity:.65}
.hero-grid{display:grid;grid-template-columns:1.03fr .97fr;align-items:center;gap:70px;position:relative}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--deep);font-size:13px;font-weight:700;letter-spacing:1px;margin-bottom:18px}
.eyebrow:before{content:"";width:24px;height:2px;background:var(--amber)}
h1{font-size:clamp(42px,5vw,64px);line-height:1.15;letter-spacing:-2px;color:var(--deep);margin-bottom:22px}
.hero-copy{font-size:18px;color:var(--muted);max-width:610px}
.actions{display:flex;gap:13px;flex-wrap:wrap;margin-top:30px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 21px;border-radius:10px;font-weight:700;font-size:14px;transition:.25s;border:1px solid transparent}
.btn-primary{background:var(--amber);color:var(--ink)}
.btn-primary:hover{background:var(--amber-dark);transform:translateY(-2px)}
.btn-dark{background:var(--deep);color:#fff}
.btn-dark:hover{background:#102f2b;transform:translateY(-2px)}
.btn-outline{border-color:#b8c8bd;color:var(--deep)}
.btn-outline:hover{border-color:var(--deep);background:#e7eee8}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid rgba(230,165,72,.55);outline-offset:3px}
.hero-panel{min-height:385px;background:var(--deep);border-radius:24px;padding:19px;color:#eaf1eb;box-shadow:var(--shadow);position:relative}
.panel-bar{display:flex;gap:7px;padding:3px 5px 18px}
.panel-bar i{width:8px;height:8px;border-radius:50%;background:#789187}
.panel-bar i:first-child{background:var(--amber)}
.screen{height:305px;border-radius:14px;background:#244e47;padding:25px;position:relative;overflow:hidden}
.screen:after{content:"";position:absolute;inset:20px;border:1px solid rgba(226,236,224,.13);border-radius:50%;transform:scale(1.6)}
.screen-title{position:relative;z-index:1;font-size:24px;font-weight:700;margin-bottom:19px}
.screen-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.2fr .8fr;gap:12px}
.screen-card{height:105px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.08);border-radius:12px;padding:14px}
.screen-card b{font-size:16px;display:block}
.screen-card span{font-size:12px;color:#b9ccc0}
.screen-card.featured{grid-row:span 2;height:222px;background:#d99c43;color:var(--ink)}
.screen-card.featured span{color:#4b493c}
.mini-status{display:flex;gap:9px;flex-wrap:wrap;margin-top:21px}
.status{font-size:12px;color:#c8d8cd;border:1px solid rgba(255,255,255,.18);padding:4px 9px;border-radius:20px}
.section{padding:92px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:35px}
.section-kicker{font-size:12px;color:var(--amber-dark);font-weight:700;letter-spacing:2px;text-transform:uppercase}
h2{font-size:34px;line-height:1.25;color:var(--deep);letter-spacing:-1px;margin-top:7px}
.section-head p{max-width:480px;color:var(--muted);font-size:15px}
.overview{background:var(--paper)}
.feature-strip{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.feature-item{padding:27px 23px;min-height:150px;border-right:1px solid var(--line);transition:.25s}
.feature-item:last-child{border-right:0}
.feature-item:hover{background:#eef4ee}
.feature-item em{font-style:normal;color:var(--amber-dark);font-size:13px;font-weight:700}
.feature-item h3{font-size:18px;color:var(--deep);margin:17px 0 7px}
.feature-item p{font-size:13px;color:var(--muted);line-height:1.6}
.game-zone{background:var(--mist)}
.game-layout{display:grid;grid-template-columns:1.15fr 2fr;gap:18px}
.game-card{border-radius:15px;border:1px solid var(--line);background:var(--paper);padding:18px;min-height:190px;position:relative;overflow:hidden;transition:.25s}
.game-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.game-card.big{grid-row:span 2;min-height:398px;background:linear-gradient(145deg,#214c45,#132e2b);color:#fff;padding:25px}
.game-art{height:82px;border-radius:10px;margin-bottom:16px;background:linear-gradient(135deg,#d79a42,#f0d293);position:relative;overflow:hidden}
.game-art:after{content:"✦  ◇  ◎";position:absolute;right:15px;bottom:8px;color:rgba(32,39,37,.45);font-size:28px;letter-spacing:5px}
.big .game-art{height:225px;background:linear-gradient(145deg,#d9a24d,#557e6c)}
.game-card h3{font-size:18px;color:var(--deep);margin-bottom:5px}
.big h3{color:#fff;font-size:25px}
.game-card p{font-size:13px;color:var(--muted);line-height:1.6}
.big p{color:#c6d8cc}
.tags{display:flex;gap:7px;flex-wrap:wrap;margin-top:13px}
.tag{font-size:11px;padding:3px 9px;border-radius:30px;color:var(--deep);background:#e5eee7}
.tag.warm{background:#f7e4bf;color:#7c531f}
.card-link{display:inline-block;margin-top:15px;font-size:13px;color:var(--amber-dark);font-weight:700}
.big .card-link{color:var(--amber)}
.hall{background:var(--paper)}
.hall-layout{display:grid;grid-template-columns:245px 1fr;gap:45px}
.scene-nav{border-left:3px solid var(--line)}
.scene-nav a{display:block;padding:14px 20px;border-bottom:1px solid var(--line);color:var(--muted);font-weight:600}
.scene-nav a:hover,.scene-nav a.active{color:var(--deep);background:#eef3ed;border-left:3px solid var(--amber);margin-left:-3px}
.scene-content{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.scene-item{padding:20px;border:1px solid var(--line);border-radius:12px;display:flex;gap:17px;align-items:center}
.scene-icon{width:54px;height:54px;border-radius:14px;background:#dbe8df;color:var(--deep);display:grid;place-items:center;font-size:23px;flex:none}
.scene-item h3{font-size:17px;color:var(--deep)}
.scene-item p{font-size:13px;color:var(--muted)}
.metrics{background:var(--deep);color:#fff}
.metrics h2{color:#fff}
.metrics .section-kicker{color:var(--amber)}
.metric-board{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:1px;background:#46685f;border:1px solid #46685f}
.metric{background:var(--deep);padding:28px 24px;min-height:150px}
.metric strong{font-size:36px;line-height:1;color:var(--amber);display:block;margin-bottom:10px}
.metric span{font-size:13px;color:#c7d8cd}
.metric.lead{background:#244e47}
.guide{background:var(--cream)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.step{padding:23px 28px 20px 0;border-top:2px solid var(--deep);position:relative}
.step:not(:last-child){margin-right:25px}
.step-num{width:31px;height:31px;border-radius:50%;background:var(--amber);display:grid;place-items:center;font-weight:700;margin-bottom:17px}
.step h3{font-size:18px;color:var(--deep);margin-bottom:5px}
.step p{font-size:13px;color:var(--muted)}
.download{background:#e9efe9}
.download-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;align-items:stretch}
.phone{background:var(--deep);border-radius:28px;padding:16px;width:220px;margin:auto;box-shadow:var(--shadow)}
.phone-screen{height:390px;border-radius:19px;background:#f5f2e9;color:var(--deep);padding:20px 15px}
.phone-notch{width:70px;height:5px;background:#789187;border-radius:10px;margin:0 auto 30px}
.phone-screen h3{font-size:20px;margin-bottom:18px}
.phone-line{height:12px;background:#d9e5db;border-radius:8px;margin:12px 0}
.phone-tile{height:85px;background:#d8a04b;border-radius:12px;margin:18px 0}
.download-panel{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:35px}
.download-panel h2{margin:5px 0 14px}
.download-panel p{color:var(--muted);font-size:15px}
.download-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:24px 0}
.download-meta div{padding:12px;background:#eef3ed;border-radius:9px}
.download-meta b{display:block;color:var(--deep);font-size:13px}
.download-meta span{font-size:12px;color:var(--muted)}
.qr{width:76px;height:76px;border:8px solid #fff;background:repeating-linear-gradient(45deg,var(--deep) 0 4px,#fff 4px 8px);float:right;margin-top:-8px}
.devices{background:var(--paper)}
.device-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.device{border:1px solid var(--line);padding:25px;border-radius:14px;min-height:145px}
.device b{font-size:20px;color:var(--deep);display:block;margin-bottom:8px}
.device span{font-size:14px;color:var(--muted)}
.news{background:var(--mist)}
.news-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:18px}
.news-feature,.news-list{background:var(--paper);border:1px solid var(--line);border-radius:15px;padding:27px}
.news-feature{min-height:230px}
.news-feature h3{font-size:25px;color:var(--deep);margin:14px 0 10px}
.news-feature p,.news-item p{color:var(--muted);font-size:14px}
.news-item{padding:15px 0;border-bottom:1px solid var(--line)}
.news-item:last-child{border-bottom:0}
.news-item h3{font-size:16px;color:var(--deep)}
.meta{font-size:12px;color:#85928b;margin-top:9px}
.dynamic{background:var(--cream)}
.feed{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.feed-item{display:block;background:var(--paper);border:1px solid var(--line);border-radius:11px;padding:19px;transition:.25s}
.feed-item:hover{border-color:var(--amber);transform:translateY(-2px)}
.feed-item h3{font-size:17px;color:var(--deep);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.feed-item p{font-size:13px;color:var(--muted);margin-top:5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty{padding:30px;text-align:center;background:var(--paper);border:1px dashed #bac9be;border-radius:11px;color:var(--muted);grid-column:1/-1}
.timeline{background:var(--paper);border-left:2px solid var(--amber);padding-left:26px}
.log{padding:0 0 23px;position:relative}
.log:before{content:"";position:absolute;left:-34px;top:7px;width:12px;height:12px;border:3px solid var(--amber);background:var(--paper);border-radius:50%}
.log h3{font-size:18px;color:var(--deep)}
.log p{font-size:14px;color:var(--muted)}
.topics{background:var(--mist)}
.topic-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:15px}
.topic{min-height:200px;border-radius:16px;padding:26px;display:flex;flex-direction:column;justify-content:end;border:1px solid var(--line);background:var(--paper)}
.topic.main{background:var(--deep);color:#fff;min-height:250px}
.topic h3{font-size:21px;color:var(--deep)}
.topic.main h3{color:#fff}
.topic p{font-size:13px;color:var(--muted);margin-top:5px}
.topic.main p{color:#c6d8cc}
.safety{background:var(--paper)}
.safety-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.notice-box{border:1px solid var(--line);border-radius:14px;padding:24px;background:#f2f5ef}
.notice-box h3{color:var(--deep);font-size:18px;margin-bottom:10px}
.notice-box li{list-style:none;color:var(--muted);font-size:14px;padding:7px 0;border-bottom:1px solid #dfe7df}
.notice-box li:last-child{border:0}
.faq{background:var(--cream)}
.faq-list{max-width:900px;margin:auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;background:none;text-align:left;padding:20px 4px;color:var(--deep);font-weight:700;display:flex;justify-content:space-between;align-items:center}
.faq-q span{font-size:22px;color:var(--amber-dark);transition:.25s}
.faq-a{max-height:0;overflow:hidden;color:var(--muted);font-size:14px;transition:max-height .3s ease;padding:0 35px 0 4px}
.faq-item.open .faq-a{max-height:130px;padding-bottom:18px}
.faq-item.open .faq-q span{transform:rotate(45deg)}
.closing{padding:70px 0}
.closing-box{background:var(--deep);border-radius:20px;padding:42px 50px;display:flex;justify-content:space-between;align-items:center;gap:25px;color:#fff}
.closing-box h2{color:#fff;margin:0 0 8px}
.closing-box p{color:#c7d8cd;font-size:14px}
.site-footer{background:#152c29;color:#c3d2c8;padding:54px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px}
.site-footer strong{font-size:20px;color:#fff;display:block;margin-bottom:12px}
.site-footer p{font-size:13px;color:#9db0a5;max-width:300px}
.site-footer h3{font-size:14px;color:var(--amber);margin-bottom:13px}
.footer-links{display:grid;gap:7px;font-size:13px}
.footer-links a:hover{color:#fff}
.copyright{border-top:1px solid #315047;padding-top:19px;font-size:12px;color:#91a69b;display:flex;justify-content:space-between;gap:15px}
@media(max-width:1024px){
  .nav-links a{padding:9px 8px}.navbar{gap:15px}
  .hero-grid{gap:35px}.feature-strip{grid-template-columns:repeat(3,1fr)}
  .feature-item:nth-child(3){border-right:0}.feature-item:nth-child(n+4){border-top:1px solid var(--line)}
  .metric-board{grid-template-columns:repeat(2,1fr)}.metric.lead{grid-column:span 2}
}
@media(max-width:768px){
  .container{width:min(100% - 32px,600px)}.navbar{height:68px}
  .logo{min-width:0}.logo strong{font-size:16px}.logo small{display:none}
  .menu-toggle{display:block;margin-left:auto}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:var(--paper);padding:15px 16px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
  .nav-links.open{display:flex}.nav-links a{padding:13px 15px}.nav-download{text-align:center;margin-top:5px}
  .notice-inner{height:auto;min-height:35px;padding:7px 0}.notice-inner span:last-child{display:none}
  .hero{padding:64px 0}.hero-grid,.download-grid,.news-grid,.safety-grid{grid-template-columns:1fr}
  h1{font-size:40px}.hero-copy{font-size:16px}.hero-panel{min-height:330px}.screen{height:260px}.screen-card.featured{height:180px}.screen-card{height:84px}
  .section{padding:65px 0}.section-head{display:block;margin-bottom:25px}.section-head p{margin-top:12px}
  h2{font-size:29px}.feature-strip{grid-template-columns:1fr}
  .feature-item,.feature-item:nth-child(3){border-right:0;border-top:1px solid var(--line)}.feature-item:first-child{border-top:0}
  .game-layout{grid-template-columns:1fr 1fr}.game-card.big{grid-column:span 2;grid-row:auto;min-height:300px}.big .game-art{height:145px}
  .hall-layout{grid-template-columns:1fr;gap:25px}.scene-nav{display:flex;overflow:auto;border-left:0;border-bottom:2px solid var(--line)}
  .scene-nav a{white-space:nowrap;border-bottom:0}.scene-content{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr;gap:25px}.step:not(:last-child){margin-right:0}
  .device-row,.topic-grid{grid-template-columns:1fr}.topic.main{min-height:210px}
  .feed{grid-template-columns:1fr}.closing-box{display:block;padding:32px 25px}.closing-box .actions{margin-top:22px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}.copyright{display:block}.copyright span{display:block;margin-top:8px}
}
@media(max-width:520px){
  .game-layout{grid-template-columns:1fr}.game-card.big{grid-column:auto}
  .metric-board{grid-template-columns:1fr}.metric.lead{grid-column:auto}
  .steps{grid-template-columns:1fr}.download-panel{padding:25px 20px}.download-meta{grid-template-columns:1fr 1fr}.qr{float:none;margin:8px 0 0}
  .footer-grid{grid-template-columns:1fr}.logo-mark{width:34px;height:34px}
}

/* roulang page: article */
:root{
      --ink:#202725;
      --deep:#173d38;
      --deep-2:#102f2b;
      --muted:#697572;
      --cream:#f5f2e9;
      --paper:#fffdf8;
      --mist:#e8efea;
      --line:#d9e0d9;
      --amber:#e6a548;
      --amber-dark:#bd7d25;
      --white:#ffffff;
      --shadow:0 16px 38px rgba(27,49,43,.08);
      --shadow-soft:0 8px 22px rgba(27,49,43,.06);
      --radius:18px;
      --small-radius:10px;
      --max:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--cream);
      font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;
      font-size:16px;
      line-height:1.7;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    a:hover{color:inherit}
    img{display:block;max-width:100%}
    button{font:inherit;border:0;cursor:pointer}
    h1,h2,h3,p{margin-top:0}
    h1,h2,h3{line-height:1.25;letter-spacing:-.02em}
    .container{width:min(var(--max),calc(100% - 48px));margin:0 auto}
    .topbar{height:4px;background:var(--amber)}
    .site-header{
      position:sticky;
      top:0;
      z-index:20;
      background:rgba(245,242,233,.94);
      backdrop-filter:blur(14px);
      border-bottom:1px solid var(--line)
    }
    .navbar{height:78px;display:flex;align-items:center;gap:32px}
    .logo{display:flex;align-items:center;gap:11px;min-width:218px}
    .logo-mark{
      width:38px;height:38px;border-radius:11px;background:var(--deep);
      color:var(--amber);display:grid;place-items:center;font-weight:700;
      font-size:18px;letter-spacing:-2px
    }
    .logo strong{display:block;font-size:18px;line-height:1.15;color:var(--deep)}
    .logo small{display:block;color:var(--muted);font-size:11px;margin-top:2px}
    .nav-links{display:flex;align-items:center;gap:5px;flex:1}
    .nav-links a{
      padding:10px 14px;border-radius:9px;color:#53615c;font-size:14px;
      transition:.25s
    }
    .nav-links a:hover,.nav-links a.active{color:var(--deep);background:#e7eee8}
    .nav-links a.active{box-shadow:inset 0 -3px 0 var(--amber);font-weight:600}
    .nav-download{background:var(--amber)!important;color:var(--ink)!important;font-weight:700!important}
    .nav-download:hover{background:var(--amber-dark)!important;transform:translateY(-2px)}
    .menu-toggle{display:none;background:none;color:var(--deep);font-size:26px;padding:5px}
    .article-hero{padding:70px 0 54px;border-bottom:1px solid var(--line)}
    .breadcrumb{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:13px;margin-bottom:28px}
    .breadcrumb a{color:var(--deep);font-weight:600}
    .breadcrumb .slash{color:#aab6ae}
    .article-label{
      display:inline-flex;align-items:center;gap:8px;color:var(--amber-dark);
      font-size:13px;font-weight:700;letter-spacing:1.5px;margin-bottom:17px
    }
    .article-label:before{content:"";width:25px;height:2px;background:var(--amber)}
    .article-hero h1{max-width:920px;color:var(--deep);font-size:clamp(34px,5vw,58px);margin-bottom:22px}
    .article-intro{max-width:780px;color:var(--muted);font-size:17px}
    .article-meta{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:27px;color:var(--muted);font-size:13px}
    .meta-item{display:inline-flex;align-items:center;gap:7px}
    .meta-item b{color:var(--deep)}
    .meta-dot{width:5px;height:5px;border-radius:50%;background:var(--amber)}
    .section{padding:78px 0}
    .article-layout{display:grid;grid-template-columns:minmax(0,790px) 280px;gap:66px;align-items:start}
    .article-body{
      background:var(--paper);border:1px solid var(--line);border-radius:16px;
      padding:clamp(26px,4vw,58px);box-shadow:var(--shadow-soft)
    }
    .article-body h2{
      color:var(--deep);font-size:28px;padding-top:13px;margin:34px 0 17px;
      border-top:1px solid var(--line)
    }
    .article-body h3{color:var(--deep);font-size:20px;margin:27px 0 12px}
    .article-body p{color:#485650;font-size:16px;line-height:1.95;margin-bottom:19px}
    .article-body ul,.article-body ol{padding-left:24px;color:#485650;margin:12px 0 25px}
    .article-body li{padding:4px 0;line-height:1.85}
    .article-body blockquote{
      margin:28px 0;padding:19px 22px;border-left:4px solid var(--amber);
      border-radius:0 10px 10px 0;background:#f6edda;color:#5d513d
    }
    .article-body table{width:100%;border-collapse:collapse;margin:25px 0;font-size:14px}
    .article-body th,.article-body td{padding:12px 14px;border:1px solid var(--line);text-align:left}
    .article-body th{background:var(--mist);color:var(--deep)}
    .article-body img{border-radius:12px;margin:24px auto}
    .article-body figure{margin:26px 0}
    .article-body figcaption{text-align:center;color:var(--muted);font-size:13px;margin-top:-14px}
    .side-stack{position:sticky;top:105px}
    .side-card{
      background:var(--paper);border:1px solid var(--line);border-radius:14px;
      padding:22px;margin-bottom:18px
    }
    .side-card h3{font-size:17px;color:var(--deep);margin-bottom:15px}
    .side-card p{font-size:13px;color:var(--muted);line-height:1.75;margin-bottom:0}
    .side-list{list-style:none;padding:0;margin:0}
    .side-list li{border-top:1px solid var(--line);padding:11px 0;font-size:13px;color:var(--muted)}
    .side-list li:first-child{border-top:0;padding-top:0}
    .side-list a{color:var(--deep);font-weight:600}
    .notice{
      display:flex;gap:14px;align-items:flex-start;background:var(--mist);
      border:1px solid #cfddd1;border-radius:12px;padding:18px 20px;margin-top:28px
    }
    .notice-mark{
      flex:0 0 28px;height:28px;border-radius:50%;background:var(--amber);
      color:var(--ink);display:grid;place-items:center;font-weight:700
    }
    .notice strong{display:block;color:var(--deep);font-size:15px;margin-bottom:3px}
    .notice span{display:block;color:var(--muted);font-size:13px}
    .not-found{
      text-align:center;padding:72px 20px;background:var(--paper);
      border:1px solid var(--line);border-radius:16px
    }
    .not-found h2{color:var(--deep);font-size:28px;margin-bottom:12px}
    .not-found p{color:var(--muted);margin-bottom:22px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      padding:13px 21px;border-radius:10px;font-weight:700;font-size:14px;
      transition:.25s;border:1px solid transparent
    }
    .btn-primary{background:var(--amber);color:var(--ink)}
    .btn-primary:hover{background:var(--amber-dark);transform:translateY(-2px)}
    .btn-dark{background:var(--deep);color:#fff}
    .btn-dark:hover{background:var(--deep-2);transform:translateY(-2px)}
    .btn-outline{border-color:#b8c8bd;color:var(--deep)}
    .btn-outline:hover{border-color:var(--deep);background:#e7eee8}
    .btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid rgba(230,165,72,.55);outline-offset:3px}
    .related-section{background:#edf2ed;border-top:1px solid var(--line)}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:29px}
    .section-kicker{font-size:12px;color:var(--amber-dark);font-weight:700;letter-spacing:2px}
    .section-head h2{font-size:31px;color:var(--deep);margin:7px 0 0}
    .section-head p{max-width:470px;color:var(--muted);font-size:15px;margin:0}
    .related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .related-card{
      background:var(--paper);border:1px solid var(--line);border-radius:13px;
      padding:22px;transition:.25s
    }
    .related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .related-card .tag{display:inline-block;font-size:11px;padding:3px 9px;border-radius:30px;background:#e5eee7;color:var(--deep);margin-bottom:14px}
    .related-card h3{font-size:18px;color:var(--deep);margin-bottom:9px}
    .related-card p{font-size:13px;color:var(--muted);line-height:1.65;margin-bottom:13px}
    .card-link{font-size:13px;color:var(--amber-dark);font-weight:700}
    .article-nav{display:flex;justify-content:space-between;gap:16px;border-top:1px solid var(--line);margin-top:34px;padding-top:24px}
    .article-nav a{font-size:14px;color:var(--deep);font-weight:700}
    .article-nav a:hover{color:var(--amber-dark)}
    .cta-band{padding:65px 0;background:var(--deep);color:#fff}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px}
    .cta-inner h2{font-size:31px;margin-bottom:8px}
    .cta-inner p{color:#c6d4ca;margin:0;font-size:15px}
    .cta-actions{display:flex;gap:10px;flex-wrap:wrap}
    .cta-band .btn-outline{border-color:#8aa49a;color:#fff}
    .cta-band .btn-outline:hover{background:#28554e;border-color:#c6d4ca}
    .site-footer{padding:54px 0 22px;background:#142f2c;color:#dce8df}
    .footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:38px;padding-bottom:42px}
    .footer-grid strong{display:block;color:#fff;font-size:19px;margin-bottom:13px}
    .footer-grid p{max-width:310px;color:#aebfb4;font-size:13px;line-height:1.8;margin:0}
    .footer-grid h3{color:#fff;font-size:14px;margin:2px 0 14px}
    .footer-links{display:grid;gap:7px}
    .footer-links a{color:#aebfb4;font-size:13px;transition:.2s}
    .footer-links a:hover{color:var(--amber);padding-left:3px}
    .copyright{
      border-top:1px solid rgba(255,255,255,.13);padding-top:19px;
      display:flex;justify-content:space-between;gap:18px;color:#8fa69b;font-size:12px
    }
    @media(max-width:1024px){
      .navbar{gap:15px}.logo{min-width:190px}.nav-links a{padding:9px 9px}
      .article-layout{grid-template-columns:minmax(0,1fr) 235px;gap:32px}
      .footer-grid{grid-template-columns:1.35fr repeat(3,1fr);gap:22px}
    }
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 34px))}
      .navbar{height:70px}.menu-toggle{display:block;margin-left:auto}
      .nav-links{
        display:none;position:absolute;left:0;right:0;top:70px;background:var(--cream);
        border-bottom:1px solid var(--line);padding:14px 17px;box-shadow:var(--shadow);
        flex-direction:column;align-items:stretch
      }
      .nav-links.open{display:flex}.nav-links a{padding:12px 14px}
      .article-hero{padding:49px 0 39px}.article-layout{display:block}
      .side-stack{position:static;margin-top:24px;display:grid;grid-template-columns:1fr 1fr;gap:15px}
      .side-card{margin:0}.related-grid{grid-template-columns:1fr 1fr}
      .cta-inner{display:block}.cta-actions{margin-top:22px}
      .footer-grid{grid-template-columns:1.2fr 1fr 1fr}
      .footer-grid>div:first-child{grid-column:1/-1}
    }
    @media(max-width:520px){
      .logo{min-width:0}.logo strong{font-size:15px}.logo small{font-size:10px}
      .article-hero h1{font-size:34px}.article-intro{font-size:15px}
      .section{padding:55px 0}.article-body{padding:24px 19px}
      .article-body h2{font-size:24px}.article-body p{font-size:15px}
      .side-stack,.related-grid{grid-template-columns:1fr}
      .article-nav{display:grid;gap:12px}
      .cta-inner h2{font-size:26px}.copyright{display:grid;gap:6px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
      .footer-grid>div:first-child{grid-column:1/-1}
    }

/* roulang page: category1 */
:root{
      --ink:#202725;
      --deep:#173d38;
      --muted:#697572;
      --cream:#f5f2e9;
      --paper:#fffdf8;
      --mist:#e8efea;
      --line:#d9e0d9;
      --amber:#e6a548;
      --amber-dark:#bd7d25;
      --shadow:0 16px 38px rgba(27,49,43,.08);
      --radius:18px;
      --small-radius:10px;
      --max:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;
      color:var(--ink);
      background:var(--cream);
      line-height:1.7;
      font-size:16px;
    }
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{line-height:1.25}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button{font:inherit;border:0;cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .topbar{height:4px;background:var(--amber)}
    .site-header{
      position:sticky;top:0;z-index:20;
      background:rgba(245,242,233,.95);
      backdrop-filter:blur(14px);
      border-bottom:1px solid var(--line);
    }
    .navbar{height:78px;display:flex;align-items:center;gap:32px}
    .logo{display:flex;align-items:center;gap:11px;min-width:218px}
    .logo-mark{
      width:38px;height:38px;border-radius:11px;
      background:var(--deep);color:var(--amber);
      display:grid;place-items:center;font-weight:700;font-size:18px;
      letter-spacing:-2px;
    }
    .logo strong{display:block;font-size:18px;line-height:1.15}
    .logo small{display:block;color:var(--muted);font-size:11px;margin-top:2px}
    .nav-links{display:flex;align-items:center;gap:5px;flex:1}
    .nav-links a{
      padding:10px 14px;border-radius:9px;color:#53615c;
      font-size:14px;transition:.25s;
    }
    .nav-links a:hover,.nav-links a.active{color:var(--deep);background:#e7eee8}
    .nav-links a.active{box-shadow:inset 0 -3px 0 var(--amber);font-weight:600}
    .menu-toggle{display:none;background:none;color:var(--deep);font-size:26px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      padding:13px 21px;border-radius:10px;font-weight:700;font-size:14px;
      transition:.25s;border:1px solid transparent;
    }
    .btn-primary{background:var(--amber);color:var(--ink)}
    .btn-primary:hover{background:var(--amber-dark);transform:translateY(-2px)}
    .btn-dark{background:var(--deep);color:#fff}
    .btn-dark:hover{background:#102f2b;transform:translateY(-2px)}
    .btn-outline{border-color:#b8c8bd;color:var(--deep)}
    .btn-outline:hover{border-color:var(--deep);background:#e7eee8}
    .btn:focus-visible,a:focus-visible,button:focus-visible{
      outline:3px solid rgba(230,165,72,.55);outline-offset:3px
    }
    .page-intro{
      position:relative;overflow:hidden;
      padding:76px 0 68px;background:var(--paper);
      border-bottom:1px solid var(--line);
    }
    .page-intro:after{
      content:"";position:absolute;width:410px;height:410px;border:1px solid #d5e0d6;
      border-radius:50%;right:-80px;top:-155px;opacity:.72;
    }
    .breadcrumb{
      display:flex;gap:9px;align-items:center;position:relative;z-index:1;
      color:var(--muted);font-size:13px;margin-bottom:26px;
    }
    .breadcrumb span{color:#b0b9b3}
    .intro-grid{
      position:relative;z-index:1;
      display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:end;
    }
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;color:var(--deep);
      font-size:13px;font-weight:700;letter-spacing:1px;margin-bottom:16px;
    }
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--amber)}
    h1{font-size:clamp(38px,5vw,60px);letter-spacing:-1.5px;margin-bottom:20px;color:var(--deep)}
    .intro-copy{font-size:17px;color:var(--muted);max-width:700px;margin-bottom:0}
    .intro-note{
      background:var(--deep);color:#eff4ee;border-radius:18px;padding:25px;
      box-shadow:var(--shadow);border-left:5px solid var(--amber);
    }
    .intro-note strong{display:block;font-size:18px;margin-bottom:8px}
    .intro-note p{font-size:14px;color:#c5d5ca;margin:0}
    .section{padding:86px 0}
    .section.alt{background:#edf2ed}
    .section-head{
      display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:32px
    }
    .section-kicker{
      font-size:12px;color:var(--amber-dark);font-weight:700;
      letter-spacing:2px;text-transform:uppercase;margin-bottom:9px
    }
    .section h2{font-size:32px;color:var(--deep);margin-bottom:0}
    .section-head p{max-width:500px;color:var(--muted);font-size:15px;margin:0}
    .index-layout{display:grid;grid-template-columns:250px 1fr;gap:34px}
    .index-nav{border-left:3px solid var(--line)}
    .index-nav a{
      display:flex;gap:12px;padding:15px 18px;border-bottom:1px solid var(--line);
      color:var(--muted);font-weight:600;transition:.25s
    }
    .index-nav a b{color:var(--amber-dark);font-size:13px}
    .index-nav a:hover,.index-nav a.active{
      color:var(--deep);background:#e5eee7;border-left:3px solid var(--amber);margin-left:-3px
    }
    .index-content{
      display:grid;grid-template-columns:repeat(2,1fr);gap:15px
    }
    .index-card{
      background:var(--paper);border:1px solid var(--line);border-radius:13px;
      padding:24px;min-height:150px;transition:.25s
    }
    .index-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .index-card .num{font-size:12px;color:var(--amber-dark);font-weight:700}
    .index-card h3{font-size:19px;color:var(--deep);margin:14px 0 7px}
    .index-card p{font-size:14px;color:var(--muted);margin:0}
    .content-board{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}
    .feature-article{
      background:var(--deep);color:#f1f5ef;border-radius:18px;padding:32px;
      min-height:350px;position:relative;overflow:hidden
    }
    .feature-article:after{
      content:"PG";position:absolute;right:22px;bottom:-28px;font-size:170px;
      font-weight:700;line-height:1;color:rgba(255,255,255,.055)
    }
    .feature-article .tag{background:rgba(230,165,72,.2);color:#f4c477}
    .feature-article h3{font-size:28px;max-width:470px;margin:28px 0 14px;position:relative;z-index:1}
    .feature-article p{color:#c7d5ca;font-size:15px;max-width:470px;position:relative;z-index:1}
    .feature-article .card-link{position:relative;z-index:1;color:var(--amber)}
    .content-list{display:flex;flex-direction:column;gap:12px}
    .content-item{
      background:var(--paper);border:1px solid var(--line);border-radius:12px;
      padding:20px 22px;display:grid;grid-template-columns:74px 1fr;gap:16px;
      transition:.25s
    }
    .content-item:hover{border-color:#b6c9ba;transform:translateX(3px)}
    .content-icon{
      height:64px;border-radius:11px;background:#e7efe8;color:var(--deep);
      display:grid;place-items:center;font-weight:700;font-size:22px
    }
    .content-item h3{font-size:17px;color:var(--deep);margin:0 0 5px}
    .content-item p{font-size:13px;color:var(--muted);margin:0 0 7px}
    .meta{font-size:12px;color:#89958e}
    .card-link{display:inline-block;margin-top:15px;font-size:13px;color:var(--amber-dark);font-weight:700}
    .process{
      display:grid;grid-template-columns:repeat(4,1fr);gap:0;
      border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--paper)
    }
    .process-step{padding:28px 24px;min-height:190px;border-right:1px solid var(--line);position:relative}
    .process-step:last-child{border-right:0}
    .process-step:after{
      content:"";position:absolute;top:39px;right:-8px;width:15px;height:15px;
      border-top:1px solid var(--amber);border-right:1px solid var(--amber);
      transform:rotate(45deg);background:var(--paper);z-index:2
    }
    .process-step:last-child:after{display:none}
    .step-no{color:var(--amber-dark);font-size:13px;font-weight:700}
    .process-step h3{font-size:19px;color:var(--deep);margin:21px 0 8px}
    .process-step p{font-size:13px;color:var(--muted);margin:0}
    .device-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;align-items:stretch}
    .device-intro{
      background:var(--deep);color:#edf5ef;border-radius:18px;padding:30px;
      position:relative;overflow:hidden
    }
    .device-intro h3{font-size:25px;margin-bottom:12px}
    .device-intro p{font-size:14px;color:#c5d5ca}
    .device-mark{
      width:108px;height:150px;border:5px solid #e6a548;border-radius:18px;
      margin:30px auto 4px;position:relative
    }
    .device-mark:before{content:"";position:absolute;top:9px;left:50%;transform:translateX(-50%);width:32px;height:3px;border-radius:4px;background:#e6a548}
    .device-mark:after{content:"";position:absolute;bottom:8px;left:50%;transform:translateX(-50%);width:8px;height:8px;border-radius:50%;background:#e6a548}
    .device-table{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:18px}
    .device-row{
      display:grid;grid-template-columns:1fr 1.2fr .7fr;gap:12px;
      padding:17px 14px;border-bottom:1px solid var(--line);align-items:center
    }
    .device-row:last-child{border-bottom:0}
    .device-row strong{color:var(--deep);font-size:15px}
    .device-row span{font-size:13px;color:var(--muted)}
    .status{justify-self:end;padding:4px 9px;border-radius:20px;background:#e5eee7;color:var(--deep);font-size:11px}
    .timeline{position:relative;max-width:900px;margin:auto}
    .timeline:before{content:"";position:absolute;left:104px;top:0;bottom:0;width:1px;background:#cbd8ce}
    .timeline-item{display:grid;grid-template-columns:104px 1fr;gap:35px;position:relative;padding-bottom:27px}
    .timeline-item:last-child{padding-bottom:0}
    .timeline-date{color:var(--amber-dark);font-size:13px;font-weight:700;padding-top:5px}
    .timeline-box{
      background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:20px 23px;position:relative
    }
    .timeline-box:before{
      content:"";position:absolute;left:-41px;top:12px;width:12px;height:12px;
      border-radius:50%;background:var(--amber);border:3px solid var(--cream)
    }
    .timeline-box h3{font-size:18px;color:var(--deep);margin-bottom:6px}
    .timeline-box p{font-size:14px;color:var(--muted);margin:0}
    .faq-list{max-width:900px;margin:auto}
    .faq-item{border-bottom:1px solid var(--line);background:var(--paper)}
    .faq-item:first-child{border-top:1px solid var(--line)}
    .faq-question{
      width:100%;display:flex;align-items:center;justify-content:space-between;
      text-align:left;padding:20px 22px;background:transparent;color:var(--deep);
      font-weight:700;font-size:16px
    }
    .faq-question span:last-child{color:var(--amber-dark);font-size:22px;transition:.25s}
    .faq-answer{display:none;padding:0 22px 20px;color:var(--muted);font-size:14px}
    .faq-item.open{border-left:3px solid var(--amber)}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .download-panel{
      background:var(--deep);color:#fff;border-radius:20px;padding:34px;
      display:flex;align-items:center;justify-content:space-between;gap:25px
    }
    .download-panel h2{color:#fff;margin-bottom:10px}
    .download-panel p{color:#c4d3c9;font-size:14px;margin:0}
    .download-panel .btn-primary{white-space:nowrap}
    .site-footer{background:var(--deep);color:#e8f0e9;padding:60px 0 25px}
    .footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:34px}
    .footer-grid strong{font-size:20px}
    .footer-grid p{color:#b8c9bd;font-size:13px;max-width:310px;margin:13px 0 0}
    .footer-grid h3{font-size:15px;color:#f4c477;margin-bottom:14px}
    .footer-links{display:flex;flex-direction:column;gap:7px}
    .footer-links a{font-size:13px;color:#b8c9bd;transition:.2s}
    .footer-links a:hover{color:var(--amber)}
    .copyright{
      margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
      display:flex;justify-content:space-between;gap:15px;color:#9caf9f;font-size:12px
    }
    @media(max-width:1024px){
      .navbar{gap:16px}
      .logo{min-width:200px}
      .intro-grid,.content-board,.device-layout{grid-template-columns:1fr;gap:30px}
      .process{grid-template-columns:repeat(2,1fr)}
      .process-step:nth-child(2){border-right:0}
      .process-step:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .process-step:after{display:none}
      .footer-grid{grid-template-columns:1.3fr repeat(3,1fr);gap:20px}
    }
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 32px))}
      .navbar{height:70px}
      .menu-toggle{display:block;margin-left:auto}
      .nav-links{
        display:none;position:absolute;top:74px;left:16px;right:16px;
        padding:12px;background:var(--paper);border:1px solid var(--line);
        border-radius:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch
      }
      .nav-links.show{display:flex}
      .nav-links a{padding:12px 14px}
      .page-intro{padding:58px 0 55px}
      h1{font-size:40px}
      .section{padding:65px 0}
      .section-head{display:block;margin-bottom:25px}
      .section-head p{margin-top:13px}
      .index-layout{grid-template-columns:1fr}
      .index-content{grid-template-columns:1fr}
      .content-board{display:flex;flex-direction:column}
      .process{grid-template-columns:1fr}
      .process-step{border-right:0;border-bottom:1px solid var(--line)}
      .process-step:last-child{border-bottom:0}
      .device-row{grid-template-columns:1fr;gap:3px}
      .status{justify-self:start}
      .timeline:before{left:9px}
      .timeline-item{grid-template-columns:1fr;gap:7px;padding-left:34px}
      .timeline-box:before{left:-32px}
      .download-panel{display:block;padding:28px}
      .download-panel .btn{margin-top:20px}
      .footer-grid{grid-template-columns:1fr 1fr}
      .copyright{display:block}
      .copyright span{display:block;margin-bottom:7px}
    }
    @media(max-width:520px){
      .logo strong{font-size:16px}
      .logo small{font-size:10px}
      .intro-note{padding:21px}
      .feature-article{padding:25px;min-height:310px}
      .feature-article h3{font-size:24px}
      .content-item{grid-template-columns:1fr;gap:10px}
      .content-icon{width:60px}
      .footer-grid{grid-template-columns:1fr}
      .section h2{font-size:27px}
      .copyright{font-size:11px}
    }

/* roulang page: category3 */
:root{
      --ink:#202725;
      --deep:#173d38;
      --muted:#697572;
      --cream:#f5f2e9;
      --paper:#fffdf8;
      --mist:#e8efea;
      --line:#d9e0d9;
      --amber:#e6a548;
      --amber-dark:#bd7d25;
      --shadow:0 16px 38px rgba(27,49,43,.08);
      --radius:18px;
      --small-radius:10px;
      --max:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 8% 8%,rgba(230,165,72,.13),transparent 28%),
        linear-gradient(180deg,var(--cream),#f8f5ed 55%,#edf3ee);
      line-height:1.7;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button{font:inherit;border:0;cursor:pointer}
    p,h1,h2,h3,h4{margin-top:0}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .topbar{height:4px;background:var(--amber)}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(245,242,233,.94);
      backdrop-filter:blur(14px);
      border-bottom:1px solid var(--line);
    }
    .navbar{
      height:78px;
      display:flex;
      align-items:center;
      gap:32px;
      padding:0;
    }
    .logo{
      display:flex;
      align-items:center;
      gap:11px;
      min-width:218px;
    }
    .logo-mark{
      width:38px;
      height:38px;
      border-radius:11px;
      background:var(--deep);
      color:var(--amber);
      display:grid;
      place-items:center;
      font-weight:700;
      font-size:18px;
      letter-spacing:-2px;
      flex:0 0 auto;
    }
    .logo strong{display:block;font-size:18px;line-height:1.15;color:var(--ink)}
    .logo small{display:block;color:var(--muted);font-size:11px;margin-top:2px}
    .nav-links{display:flex;align-items:center;gap:5px;flex:1}
    .nav-links a{
      padding:10px 14px;
      border-radius:9px;
      color:#53615c;
      font-size:14px;
      transition:.25s ease;
      white-space:nowrap;
    }
    .nav-links a:hover,.nav-links a.active{color:var(--deep);background:#e7eee8}
    .nav-links a.active{box-shadow:inset 0 -3px 0 var(--amber);font-weight:600}
    .nav-download{
      background:var(--amber)!important;
      color:var(--ink)!important;
      font-weight:700!important;
      padding:11px 18px!important;
    }
    .nav-download:hover{background:var(--amber-dark)!important;transform:translateY(-2px)}
    .menu-toggle{
      display:none;
      background:transparent;
      color:var(--deep);
      font-size:26px;
      margin-left:auto;
      width:44px;
      height:44px;
      border-radius:10px;
    }
    .menu-toggle:hover{background:#e7eee8}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:13px 21px;
      border-radius:10px;
      font-weight:700;
      font-size:14px;
      transition:.25s ease;
      border:1px solid transparent;
      line-height:1.2;
    }
    .btn-primary{background:var(--amber);color:var(--ink)}
    .btn-primary:hover{background:var(--amber-dark);transform:translateY(-2px);color:var(--ink)}
    .btn-dark{background:var(--deep);color:#fff}
    .btn-dark:hover{background:#102f2b;transform:translateY(-2px);color:#fff}
    .btn-outline{border-color:#b8c8bd;color:var(--deep);background:transparent}
    .btn-outline:hover{border-color:var(--deep);background:#e7eee8;color:var(--deep)}
    .btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid rgba(230,165,72,.55);outline-offset:3px}
    .section{padding:88px 0}
    .section.tight{padding:58px 0}
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:25px;
      margin-bottom:35px;
    }
    .section-kicker{
      font-size:12px;
      color:var(--amber-dark);
      font-weight:700;
      letter-spacing:2px;
      text-transform:uppercase;
      margin-bottom:10px;
    }
    .section-head h2{font-size:34px;line-height:1.25;color:var(--deep);font-weight:800;margin-bottom:0}
    .section-head p{max-width:510px;color:var(--muted);font-size:15px;margin-bottom:0}
    .breadcrumb-line{
      display:flex;
      gap:8px;
      align-items:center;
      color:var(--muted);
      font-size:13px;
      margin-bottom:18px;
      flex-wrap:wrap;
    }
    .breadcrumb-line a{color:var(--deep);font-weight:600}
    .breadcrumb-line span{color:#89958f}
    .tag,.badge-soft{
      display:inline-flex;
      align-items:center;
      gap:6px;
      font-size:12px;
      padding:5px 10px;
      border-radius:30px;
      color:var(--deep);
      background:#e5eee7;
      border:1px solid rgba(217,224,217,.85);
    }
    .tag.warm,.badge-warm{background:#f7e4bf;color:#7c531f;border-color:#f0d69c}
    .card-link{
      display:inline-flex;
      align-items:center;
      gap:6px;
      margin-top:15px;
      font-size:13px;
      color:var(--amber-dark);
      font-weight:700;
    }
    .card-link:hover{color:var(--deep)}
    .category-intro{
      padding:58px 0 38px;
      position:relative;
      overflow:hidden;
    }
    .category-intro:before{
      content:"";
      position:absolute;
      right:6%;
      top:28px;
      width:320px;
      height:320px;
      border:1px solid #ccd9d0;
      border-radius:50%;
      opacity:.68;
    }
    .intro-panel{
      position:relative;
      display:grid;
      grid-template-columns:1.02fr .98fr;
      gap:34px;
      align-items:stretch;
      background:rgba(255,253,248,.72);
      border:1px solid var(--line);
      border-radius:26px;
      padding:34px;
      box-shadow:var(--shadow);
    }
    .intro-copy h1{
      font-size:44px;
      line-height:1.15;
      color:var(--deep);
      font-weight:800;
      margin-bottom:18px;
      letter-spacing:-.5px;
    }
    .intro-copy p{
      color:var(--muted);
      font-size:17px;
      max-width:680px;
      margin-bottom:22px;
    }
    .intro-tags{display:flex;gap:9px;flex-wrap:wrap}
    .intro-index{
      background:var(--deep);
      border-radius:20px;
      padding:24px;
      color:#eaf1eb;
      min-height:260px;
      position:relative;
      overflow:hidden;
    }
    .intro-index:after{
      content:"";
      position:absolute;
      right:-70px;
      bottom:-85px;
      width:220px;
      height:220px;
      border-radius:50%;
      background:rgba(230,165,72,.18);
    }
    .intro-index h2{font-size:22px;margin-bottom:18px;color:#fff}
    .status-list{display:grid;gap:12px;position:relative;z-index:1}
    .status-item{
      display:flex;
      justify-content:space-between;
      gap:18px;
      align-items:center;
      padding:13px 14px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.07);
      border-radius:12px;
    }
    .status-item b{font-size:14px;color:#fff}
    .status-item span{font-size:12px;color:#bfd0c6}
    .download-board{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:28px;
      align-items:stretch;
    }
    .phone-stage{
      background:linear-gradient(145deg,#1e4a43,#102c28);
      border-radius:28px;
      padding:28px;
      color:#fff;
      min-height:520px;
      position:relative;
      overflow:hidden;
      box-shadow:var(--shadow);
    }
    .phone-stage:before{
      content:"";
      position:absolute;
      inset:18px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:22px;
      pointer-events:none;
    }
    .phone-shell{
      position:relative;
      z-index:1;
      width:min(278px,100%);
      margin:auto;
      border-radius:32px;
      border:8px solid #0d201e;
      background:#f7f4eb;
      padding:14px;
      min-height:464px;
      box-shadow:0 20px 45px rgba(0,0,0,.23);
    }
    .phone-top{
      height:22px;
      width:82px;
      background:#0d201e;
      border-radius:0 0 14px 14px;
      margin:-14px auto 16px;
    }
    .app-screen-card{
      background:#fffdf8;
      border:1px solid #e1e5dc;
      border-radius:16px;
      padding:14px;
      margin-bottom:12px;
      color:var(--ink);
    }
    .app-screen-card.feature{
      background:#e6a548;
      color:#1d261f;
      min-height:108px;
    }
    .app-screen-card b{display:block;font-size:15px;margin-bottom:4px}
    .app-screen-card span{display:block;color:#62706b;font-size:12px}
    .download-info{
      background:var(--paper);
      border:1px solid var(--line);
      border-radius:22px;
      padding:28px;
      box-shadow:var(--shadow);
    }
    .download-info h2{font-size:30px;color:var(--deep);font-weight:800;margin-bottom:12px}
    .download-info p{color:var(--muted);font-size:15px;margin-bottom:20px}
    .download-meta{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:12px;
      margin:22px 0;
    }
    .download-meta div{
      padding:14px;
      background:#eef3ed;
      border-radius:12px;
      border:1px solid #dde6df;
    }
    .download-meta b{display:block;color:var(--deep);font-size:13px;margin-bottom:4px}
    .download-meta span{font-size:12px;color:var(--muted)}
    .qr-box{
      display:grid;
      grid-template-columns:118px 1fr;
      gap:18px;
      align-items:center;
      padding:18px;
      border-radius:16px;
      background:#fbf4e8;
      border:1px dashed #d2ad71;
      margin:18px 0 22px;
    }
    .qr-mark{
      width:118px;
      height:118px;
      border-radius:14px;
      background:
        linear-gradient(90deg,#203b37 8px,transparent 8px) 0 0/24px 24px,
        linear-gradient(#203b37 8px,transparent 8px) 0 0/24px 24px,
        #fffdf8;
      border:10px solid #fffdf8;
      box-shadow:inset 0 0 0 1px #ddc28d;
    }
    .qr-box b{display:block;color:var(--deep);margin-bottom:5px}
    .qr-box span{font-size:13px;color:var(--muted)}
    .button-row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
    .steps-wrap{
      display:grid;
      grid-template-columns:.72fr 1.28fr;
      gap:28px;
      align-items:start;
    }
    .note-card{
      background:var(--deep);
      color:#eef5ef;
      border-radius:20px;
      padding:26px;
      position:sticky;
      top:104px;
      overflow:hidden;
    }
    .note-card:after{
      content:"";
      position:absolute;
      width:150px;
      height:150px;
      border-radius:50%;
      background:rgba(230,165,72,.16);
      right:-50px;
      bottom:-60px;
    }
    .note-card h2{font-size:25px;color:#fff;margin-bottom:12px}
    .note-card p{font-size:14px;color:#c8d8d0;margin-bottom:0}
    .step-list{display:grid;gap:14px}
    .step-card{
      display:grid;
      grid-template-columns:64px 1fr;
      gap:18px;
      align-items:start;
      background:var(--paper);
      border:1px solid var(--line);
      border-radius:16px;
      padding:20px;
      transition:.25s ease;
    }
    .step-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .step-num{
      width:48px;
      height:48px;
      border-radius:15px;
      display:grid;
      place-items:center;
      background:#f7e4bf;
      color:#7c531f;
      font-weight:800;
    }
    .step-card h3{font-size:19px;color:var(--deep);margin-bottom:6px}
    .step-card p{font-size:14px;color:var(--muted);margin-bottom:0}
    .device-panel{
      background:#edf4ef;
      border-top:1px solid var(--line);
      border-bottom:1px solid var(--line);
    }
    .device-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:26px;
      align-items:stretch;
    }
    .device-table{
      background:var(--paper);
      border:1px solid var(--line);
      border-radius:18px;
      overflow:hidden;
      box-shadow:var(--shadow);
    }
    .device-row{
      display:grid;
      grid-template-columns:1fr 1.3fr .9fr;
      gap:0;
      border-bottom:1px solid var(--line);
    }
    .device-row:last-child{border-bottom:0}
    .device-row > div{padding:17px 18px;border-right:1px solid var(--line)}
    .device-row > div:last-child{border-right:0}
    .device-row.header{background:var(--deep);color:#fff;font-weight:700}
    .device-row:not(.header) div{font-size:14px;color:var(--muted)}
    .device-row:not(.header) strong{color:var(--deep)}
    .spec-cards{display:grid;gap:14px}
    .spec-card{
      background:var(--paper);
      border:1px solid var(--line);
      border-radius:16px;
      padding:20px;
    }
    .spec-card h3{font-size:18px;color:var(--deep);margin-bottom:8px}
    .spec-card p{font-size:14px;color:var(--muted);margin-bottom:0}
    .preview-layout{
      display:grid;
      grid-template-columns:.42fr .58fr;
      gap:24px;
      align-items:stretch;
    }
    .preview-tabs{
      display:grid;
      gap:12px;
    }
    .preview-tab{
      text-align:left;
      border:1px solid var(--line);
      background:var(--paper);
      border-radius:14px;
      padding:18px;
      transition:.25s;
      color:var(--muted);
    }
    .preview-tab:hover,.preview-tab.active{
      background:#eef3ed;
      color:var(--deep);
      border-color:#c7d5ca;
      box-shadow:inset 4px 0 0 var(--amber);
    }
    .preview-tab b{display:block;color:var(--deep);font-size:16px;margin-bottom:4px}
    .preview-tab span{font-size:13px}
    .preview-window{
      background:var(--deep);
      border-radius:24px;
      padding:24px;
      color:#fff;
      min-height:430px;
      position:relative;
      overflow:hidden;
      box-shadow:var(--shadow);
    }
    .preview-window:before{
      content:"";
      position:absolute;
      left:24px;
      right:24px;
      top:24px;
      height:42px;
      border-radius:13px;
      background:rgba(255,255,255,.09);
    }
    .preview-content{position:relative;z-index:1;padding-top:58px;display:none}
    .preview-content.active{display:block}
    .preview-content h3{font-size:25px;margin-bottom:10px;color:#fff}
    .preview-content p{color:#c6d7cf;font-size:15px;max-width:540px}
    .screen-mosaic{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:13px;
      margin-top:22px;
    }
    .mosaic-card{
      min-height:106px;
      border-radius:15px;
      background:rgba(255,255,255,.09);
      border:1px solid rgba(255,255,255,.13);
      padding:16px;
    }
    .mosaic-card.large{grid-row:span 2;min-height:225px;background:#e6a548;color:var(--ink)}
    .mosaic-card b{display:block;font-size:16px;margin-bottom:6px}
    .mosaic-card span{font-size:12px;color:inherit;opacity:.78}
    .timeline{
      position:relative;
      display:grid;
      gap:15px;
    }
    .timeline-item{
      display:grid;
      grid-template-columns:154px 1fr;
      gap:18px;
      padding:20px;
      border:1px solid var(--line);
      border-radius:16px;
      background:var(--paper);
      transition:.25s;
    }
    .timeline-item:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .timeline-date{
      color:var(--amber-dark);
      font-weight:800;
      font-size:14px;
    }
    .timeline-body h3{font-size:18px;color:var(--deep);margin-bottom:6px}
    .timeline-body p{font-size:14px;color:var(--muted);margin-bottom:8px}
    .faq-wrap{display:grid;grid-template-columns:.86fr 1.14fr;gap:30px;align-items:start}
    .faq-side{
      background:#fbf4e8;
      border:1px solid #ead7b2;
      border-radius:20px;
      padding:26px;
    }
    .faq-side h2{font-size:28px;color:var(--deep);font-weight:800;margin-bottom:10px}
    .faq-side p{color:var(--muted);font-size:14px;margin-bottom:18px}
    .accordion{display:grid;gap:12px}
    .faq-item{
      background:var(--paper);
      border:1px solid var(--line);
      border-radius:14px;
      overflow:hidden;
      transition:.25s;
    }
    .faq-item.active{border-color:#e7bd75;box-shadow:inset 4px 0 0 var(--amber)}
    .faq-question{
      width:100%;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:14px;
      padding:18px 20px;
      background:transparent;
      color:var(--deep);
      font-weight:800;
      text-align:left;
    }
    .faq-question span:last-child{
      width:26px;
      height:26px;
      border-radius:50%;
      background:#eef3ed;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      transition:.25s;
    }
    .faq-item.active .faq-question span:last-child{background:var(--amber);transform:rotate(45deg)}
    .faq-answer{
      display:none;
      padding:0 20px 18px;
      color:var(--muted);
      font-size:14px;
    }
    .faq-item.active .faq-answer{display:block}
    .notice-box{
      background:var(--paper);
      border:1px solid var(--line);
      border-radius:22px;
      padding:30px;
      display:grid;
      grid-template-columns:1fr .86fr;
      gap:26px;
      align-items:center;
      box-shadow:var(--shadow);
    }
    .notice-box h2{font-size:30px;color:var(--deep);font-weight:800;margin-bottom:12px}
    .notice-box p{color:var(--muted);font-size:15px;margin-bottom:15px}
    .notice-list{display:grid;gap:11px}
    .notice-list li{
      list-style:none;
      padding:13px 14px;
      border-radius:12px;
      background:#eef3ed;
      color:#53615c;
      font-size:14px;
      border:1px solid #dde6df;
    }
    .cta-panel{
      background:linear-gradient(135deg,#173d38,#244e47);
      color:#eef5ef;
      border-radius:24px;
      padding:34px;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:24px;
      overflow:hidden;
      position:relative;
    }
    .cta-panel:after{
      content:"";
      position:absolute;
      width:220px;
      height:220px;
      right:-76px;
      top:-90px;
      border-radius:50%;
      background:rgba(230,165,72,.14);
    }
    .cta-panel h2{font-size:30px;color:#fff;font-weight:800;margin-bottom:8px;position:relative;z-index:1}
    .cta-panel p{font-size:14px;color:#c8d8d0;margin-bottom:0;position:relative;z-index:1;max-width:650px}
    .cta-panel .button-row{position:relative;z-index:1;flex:0 0 auto}
    .site-footer{
      background:#142f2b;
      color:#dfe8e2;
      padding:58px 0 26px;
      margin-top:70px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr repeat(3,1fr);
      gap:30px;
      margin-bottom:34px;
    }
    .footer-grid strong{display:block;font-size:20px;color:#fff;margin-bottom:10px}
    .footer-grid p{color:#b8c8bd;font-size:14px;margin:0}
    .footer-grid h3{font-size:16px;color:#fff;margin-bottom:12px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{color:#b8c8bd;font-size:14px;transition:.25s}
    .footer-links a:hover{color:var(--amber);transform:translateX(3px)}
    .copyright{
      border-top:1px solid rgba(255,255,255,.11);
      padding-top:20px;
      color:#9fb0a8;
      font-size:13px;
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
    }
    @media (max-width:1024px){
      .container{width:min(var(--max),calc(100% - 36px))}
      .navbar{gap:18px}
      .logo{min-width:190px}
      .nav-links a{padding:9px 10px}
      .intro-panel,.download-board,.steps-wrap,.device-grid,.preview-layout,.faq-wrap,.notice-box{grid-template-columns:1fr}
      .note-card{position:relative;top:auto}
      .phone-stage{min-height:auto}
      .section-head{align-items:flex-start;flex-direction:column}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .site-header .container{width:100%;padding:0 18px}
      .navbar{height:auto;min-height:70px;flex-wrap:wrap;padding:12px 0}
      .menu-toggle{display:grid;place-items:center}
      .nav-links{
        display:none;
        flex:0 0 100%;
        flex-direction:column;
        align-items:stretch;
        gap:8px;
        padding:12px 0 8px;
      }
      .nav-links.open{display:flex}
      .nav-links a{padding:13px 14px;background:#eef3ed}
      .logo{min-width:auto}
      .logo strong{font-size:16px}
      .logo small{font-size:10px}
      .category-intro{padding:34px 0 22px}
      .intro-panel{padding:24px;border-radius:20px}
      .intro-copy h1{font-size:34px}
      .intro-copy p{font-size:15px}
      .section{padding:64px 0}
      .section.tight{padding:44px 0}
      .section-head h2,.download-info h2,.notice-box h2,.cta-panel h2{font-size:27px}
      .download-meta{grid-template-columns:1fr}
      .qr-box{grid-template-columns:1fr}
      .device-row{grid-template-columns:1fr}
      .device-row > div{border-right:0;border-bottom:1px solid var(--line)}
      .device-row > div:last-child{border-bottom:0}
      .timeline-item{grid-template-columns:1fr}
      .screen-mosaic{grid-template-columns:1fr}
      .mosaic-card.large{min-height:170px}
      .cta-panel{align-items:flex-start;flex-direction:column}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      .container{width:calc(100% - 28px)}
      .intro-panel,.download-info,.phone-stage,.notice-box,.cta-panel{padding:20px}
      .intro-copy h1{font-size:30px}
      .section-head h2{font-size:25px}
      .button-row .btn{width:100%}
      .step-card{grid-template-columns:1fr}
      .phone-shell{min-height:420px}
      .copyright{display:grid}
    }

/* roulang page: category2 */
:root{
      --ink:#202725;
      --deep:#173d38;
      --muted:#697572;
      --cream:#f5f2e9;
      --paper:#fffdf8;
      --mist:#e8efea;
      --line:#d9e0d9;
      --amber:#e6a548;
      --amber-dark:#bd7d25;
      --shadow:0 16px 38px rgba(27,49,43,.08);
      --radius:18px;
      --small-radius:10px;
      --max:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--cream);line-height:1.7;font-size:16px}
    a{color:inherit;text-decoration:none}
    a:hover{text-decoration:none}
    img{max-width:100%;display:block}
    button{font:inherit;border:0;cursor:pointer}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{line-height:1.25}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .topbar{height:4px;background:var(--amber)}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(245,242,233,.95);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
    .navbar{height:78px;display:flex;align-items:center;gap:32px}
    .logo{display:flex;align-items:center;gap:11px;min-width:218px}
    .logo-mark{width:38px;height:38px;border-radius:11px;background:var(--deep);color:var(--amber);display:grid;place-items:center;font-weight:700;font-size:18px;letter-spacing:-2px}
    .logo strong{display:block;font-size:18px;line-height:1.15}
    .logo small{display:block;color:var(--muted);font-size:11px;margin-top:2px}
    .nav-links{display:flex;align-items:center;gap:5px;flex:1}
    .nav-links a{padding:10px 14px;border-radius:9px;color:#53615c;font-size:14px;transition:.25s}
    .nav-links a:hover,.nav-links a.active{color:var(--deep);background:#e7eee8}
    .nav-links a.active{box-shadow:inset 0 -3px 0 var(--amber);font-weight:600}
    .nav-download{background:var(--amber)!important;color:var(--ink)!important;font-weight:700!important;padding:11px 18px!important}
    .nav-download:hover{background:var(--amber-dark)!important;transform:translateY(-2px)}
    .menu-toggle{display:none;background:none;color:var(--deep);font-size:26px}
    .notice-bar{border-bottom:1px solid var(--line);background:#edf2ec;color:var(--muted);font-size:13px}
    .notice-inner{min-height:38px;display:flex;align-items:center;gap:12px}
    .notice-dot{width:7px;height:7px;background:var(--amber);border-radius:50%;display:inline-block}
    .section{padding:88px 0}
    .section.alt{background:#edf2ec}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:34px}
    .section-kicker{font-size:12px;color:var(--amber-dark);font-weight:700;letter-spacing:2px;margin-bottom:10px}
    .section-head h2{font-size:34px;color:var(--deep);margin-bottom:0}
    .section-head p{max-width:490px;color:var(--muted);font-size:15px;margin-bottom:0}
    .breadcrumb{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:26px}
    .breadcrumb span{color:#a1aca5}
    .category-intro{padding:70px 0 62px;background:var(--paper);border-bottom:1px solid var(--line)}
    .intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:72px;align-items:end}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--deep);font-size:13px;font-weight:700;letter-spacing:1px;margin-bottom:17px}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--amber)}
    .intro-title{font-size:clamp(38px,5vw,62px);letter-spacing:-2px;color:var(--deep);margin:0 0 22px}
    .intro-copy{font-size:17px;color:var(--muted);max-width:680px;margin:0}
    .intro-note{border-left:3px solid var(--amber);padding:20px 0 20px 24px;color:var(--deep);font-size:16px}
    .intro-note strong{display:block;font-size:25px;margin-bottom:6px}
    .index-strip{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--paper)}
    .index-item{padding:24px 22px;border-right:1px solid var(--line);transition:.25s}
    .index-item:last-child{border:0}
    .index-item:hover{background:#eef4ee}
    .index-item b{color:var(--amber-dark);font-size:13px}
    .index-item h3{font-size:18px;color:var(--deep);margin:13px 0 5px}
    .index-item p{font-size:13px;color:var(--muted);margin:0}
    .filter-bar{display:flex;flex-wrap:wrap;gap:9px;align-items:center;margin-bottom:28px}
    .filter-label{color:var(--muted);font-size:13px;margin-right:5px}
    .filter-chip{padding:8px 15px;border:1px solid #cbd7cc;border-radius:30px;color:var(--deep);font-size:13px;background:transparent;transition:.2s}
    .filter-chip:hover,.filter-chip.selected{background:var(--deep);color:#fff;border-color:var(--deep)}
    .content-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:22px}
    .game-wall{display:grid;grid-template-columns:1.12fr .88fr;gap:16px}
    .game-card{position:relative;min-height:238px;padding:23px;border:1px solid var(--line);border-radius:15px;background:var(--paper);overflow:hidden;transition:.25s}
    .game-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .game-card.featured{min-height:492px;background:linear-gradient(145deg,#214c45,#132e2b);color:#fff;display:flex;flex-direction:column;justify-content:end}
    .game-card.featured:before{content:"";position:absolute;width:230px;height:230px;border:1px solid rgba(230,165,72,.45);border-radius:50%;right:-70px;top:-55px}
    .game-card.featured:after{content:"PG";position:absolute;right:20px;top:22px;color:rgba(255,255,255,.13);font-size:76px;font-weight:700;line-height:1}
    .game-card h3{font-size:21px;color:var(--deep);margin:15px 0 6px}
    .game-card.featured h3{color:#fff;font-size:29px;position:relative;z-index:1}
    .game-card p{font-size:13px;color:var(--muted);line-height:1.65;margin-bottom:0}
    .game-card.featured p{color:#cadbd0;position:relative;z-index:1}
    .card-index{color:var(--amber-dark);font-size:12px;font-weight:700}
    .feature-mark{width:58px;height:58px;border-radius:16px;background:rgba(230,165,72,.94);color:var(--deep);display:grid;place-items:center;font-weight:700;font-size:21px;position:relative;z-index:1}
    .tags{display:flex;gap:7px;flex-wrap:wrap;margin-top:15px;position:relative;z-index:1}
    .tag{font-size:11px;padding:3px 9px;border-radius:30px;color:var(--deep);background:#e5eee7}
    .tag.warm{background:#f7e4bf;color:#7c531f}
    .game-card.featured .tag{background:rgba(255,255,255,.13);color:#edf3ed}
    .card-link{display:inline-block;margin-top:16px;font-size:13px;color:var(--amber-dark);font-weight:700}
    .game-card.featured .card-link{color:var(--amber);position:relative;z-index:1}
    .side-stack{display:grid;gap:16px}
    .side-card{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:21px;min-height:150px}
    .side-card h3{font-size:18px;color:var(--deep);margin:8px 0 5px}
    .side-card p{font-size:13px;color:var(--muted);margin:0}
    .side-card .mini-line{height:3px;width:42px;background:var(--amber);margin-bottom:17px}
    .latest-wrap{background:var(--deep);border-radius:18px;padding:31px;color:#fff}
    .latest-head{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:21px}
    .latest-head h2{font-size:25px;margin:0}
    .latest-head span{font-size:13px;color:#bcd0c4}
    .dynamic-list{display:grid;gap:10px}
    .dynamic-item{display:grid;grid-template-columns:92px 1fr auto;gap:18px;align-items:center;padding:17px 0;border-top:1px solid rgba(255,255,255,.14)}
    .dynamic-item:first-child{border-top:0}
    .dynamic-date{font-size:12px;color:#b9cbbf}
    .dynamic-item h3{font-size:16px;margin:0 0 3px;color:#fff}
    .dynamic-item p{font-size:13px;color:#b9cbbf;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .dynamic-type{font-size:11px;padding:4px 9px;border-radius:20px;background:rgba(230,165,72,.16);color:var(--amber)}
    .empty-state{padding:20px 0;color:#b9cbbf;border-top:1px solid rgba(255,255,255,.14)}
    .topic-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}
    .topic-feature{min-height:265px;border-radius:18px;padding:31px;background:#e4d4b6;position:relative;overflow:hidden}
    .topic-feature:after{content:"PG电子游戏";position:absolute;right:-12px;bottom:8px;font-size:70px;font-weight:700;color:rgba(23,61,56,.1);transform:rotate(-8deg)}
    .topic-feature h2{font-size:30px;color:var(--deep);max-width:390px}
    .topic-feature p{max-width:440px;color:#53615c}
    .topic-side{display:grid;gap:20px}
    .topic-small{border:1px solid var(--line);background:var(--paper);border-radius:14px;padding:23px}
    .topic-small h3{font-size:18px;color:var(--deep);margin:0 0 7px}
    .topic-small p{font-size:13px;color:var(--muted);margin:0}
    .feature-band{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);overflow:hidden;border-radius:15px}
    .band-item{background:var(--paper);padding:23px}
    .band-item b{font-size:26px;color:var(--deep);display:block}
    .band-item span{font-size:13px;color:var(--muted)}
    .guide-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:55px;align-items:start}
    .guide-copy h2{font-size:32px;color:var(--deep)}
    .guide-copy p{color:var(--muted)}
    .timeline{border-left:2px solid #cad7cd;padding-left:27px;display:grid;gap:25px}
    .timeline-item{position:relative}
    .timeline-item:before{content:"";position:absolute;width:11px;height:11px;background:var(--amber);border:3px solid var(--cream);border-radius:50%;left:-34px;top:6px}
    .timeline-item b{color:var(--amber-dark);font-size:13px}
    .timeline-item h3{font-size:18px;color:var(--deep);margin:5px 0}
    .timeline-item p{font-size:14px;color:var(--muted);margin:0}
    .faq-list{display:grid;gap:10px;max-width:900px}
    .faq-item{background:var(--paper);border:1px solid var(--line);border-radius:11px;overflow:hidden}
    .faq-item summary{padding:18px 21px;color:var(--deep);font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:15px}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";color:var(--amber-dark);font-size:22px;line-height:1}
    .faq-item[open]{border-left:3px solid var(--amber)}
    .faq-item[open] summary:after{content:"−"}
    .faq-answer{padding:0 21px 18px;color:var(--muted);font-size:14px}
    .download-callout{background:var(--deep);color:#fff;border-radius:18px;padding:36px 42px;display:flex;justify-content:space-between;align-items:center;gap:25px}
    .download-callout h2{font-size:28px;margin:0 0 7px}
    .download-callout p{color:#c1d2c6;margin:0;font-size:14px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 21px;border-radius:10px;font-weight:700;font-size:14px;transition:.25s;border:1px solid transparent}
    .btn-primary{background:var(--amber);color:var(--ink)}
    .btn-primary:hover{background:var(--amber-dark);transform:translateY(-2px)}
    .btn-dark{background:var(--deep);color:#fff}
    .btn-outline{border-color:#b8c8bd;color:var(--deep)}
    .btn-outline:hover{border-color:var(--deep);background:#e7eee8}
    .btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid rgba(230,165,72,.55);outline-offset:3px}
    .site-footer{background:#122f2c;color:#dce8df;padding:60px 0 25px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:42px}
    .footer-grid strong{font-size:19px;color:#fff}
    .footer-grid p{color:#a9beb1;font-size:13px;max-width:310px;margin:14px 0 0}
    .footer-grid h3{font-size:14px;color:var(--amber);margin:3px 0 16px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:#b6c9bc;font-size:13px;transition:.2s}
    .footer-links a:hover{color:var(--amber);padding-left:4px}
    .copyright{border-top:1px solid rgba(255,255,255,.14);padding-top:19px;display:flex;justify-content:space-between;gap:20px;color:#91aa9c;font-size:12px}
    @media(max-width:1024px){
      .navbar{gap:16px}.logo{min-width:190px}.nav-links a{padding:9px 9px}
      .intro-grid,.content-layout,.topic-grid,.guide-layout{grid-template-columns:1fr;gap:30px}
      .section{padding:70px 0}
    }
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 32px))}
      .navbar{height:70px}.menu-toggle{display:block;margin-left:auto}
      .nav-links{display:none;position:absolute;left:16px;right:16px;top:74px;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav-links.open{display:flex}.nav-links a{padding:12px 14px}
      .nav-download{margin-top:4px;text-align:center}
      .notice-inner{font-size:12px}
      .category-intro{padding:52px 0 45px}.intro-title{font-size:42px}
      .index-strip{grid-template-columns:repeat(2,1fr)}
      .index-item:nth-child(2){border-right:0}.index-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .game-wall{grid-template-columns:1fr}.game-card.featured{min-height:330px}
      .feature-band{grid-template-columns:repeat(2,1fr)}
      .download-callout{align-items:flex-start;flex-direction:column;padding:30px 25px}
      .footer-grid{grid-template-columns:repeat(2,1fr);gap:30px}
      .copyright{flex-direction:column;gap:7px}
    }
    @media(max-width:520px){
      .section{padding:58px 0}.section-head{display:block;margin-bottom:25px}.section-head h2{font-size:28px;margin-bottom:10px}
      .logo strong{font-size:15px}.logo small{font-size:10px}.logo-mark{width:34px;height:34px}
      .intro-title{font-size:36px;letter-spacing:-1px}.intro-copy{font-size:15px}
      .index-strip,.feature-band{grid-template-columns:1fr}
      .index-item{border-right:0!important;border-bottom:1px solid var(--line)}
      .index-item:last-child{border-bottom:0}
      .dynamic-item{grid-template-columns:1fr;gap:4px}.dynamic-type{width:max-content}
      .footer-grid{grid-template-columns:1fr}
      .topic-feature h2{font-size:26px}
    }