/* roulang page: index */
:root{
  --amber:#f3a712;
  --amber-deep:#d98500;
  --amber-soft:#fff3d6;
  --ink:#20231f;
  --ink-2:#30352f;
  --muted:#72766f;
  --paper:#fffdf8;
  --warm:#f5f1e9;
  --line:#e8e0d2;
  --green:#284b43;
  --green-soft:#e8f0eb;
  --shadow:0 16px 45px rgba(39,35,25,.08);
  --shadow-sm:0 7px 22px rgba(39,35,25,.07);
  --radius:16px;
  --radius-lg:24px;
  --container:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
a:hover{color:var(--amber-deep)}
img{display:block;max-width:100%;height:auto}
button,input{font:inherit}
button{border:0;cursor:pointer}
.container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
.topline{background:var(--green);color:#e9f0e9;font-size:13px}
.topline-inner{min-height:34px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.topline-note{display:flex;align-items:center;gap:8px}
.topline-dot{width:7px;height:7px;border-radius:50%;background:var(--amber)}
.topline-links{display:flex;gap:18px;color:#c9d8ce}
.site-header{background:rgba(255,253,248,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
.navbar{height:82px;display:flex;align-items:center;gap:36px}
.logo{display:flex;align-items:center;gap:12px;min-width:255px}
.logo-mark{width:39px;height:39px;border-radius:12px;background:var(--amber);color:var(--ink);display:grid;place-items:center;font-weight:900;font-size:19px;box-shadow:4px 4px 0 #f9d782}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-main{font-weight:800;font-size:17px;letter-spacing:-.4px}
.logo-sub{font-size:11px;color:var(--muted);margin-top:4px}
.nav-menu{display:flex;align-items:center;gap:5px;flex:1}
.nav-link{position:relative;padding:27px 13px;color:#555950;font-size:14px;white-space:nowrap;transition:.2s ease}
.nav-link:after{content:"";position:absolute;height:3px;left:13px;right:13px;bottom:17px;background:var(--amber);transform:scaleX(0);transform-origin:center;transition:.2s ease;border-radius:4px}
.nav-link:hover,.nav-link.active{color:var(--ink)}
.nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}
.nav-cta{background:var(--amber);color:var(--ink);font-weight:800;border-radius:10px;padding:12px 18px;font-size:14px;white-space:nowrap;transition:.2s ease}
.nav-cta:hover{background:#ffbd31;color:var(--ink);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.menu-toggle{display:none;background:transparent;font-size:26px;color:var(--ink)}
.hero{background:var(--warm);position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero:before{content:"";position:absolute;width:350px;height:350px;right:-95px;top:-150px;border-radius:50%;background:#ffe2a0}
.hero:after{content:"";position:absolute;left:0;bottom:0;width:220px;height:80px;opacity:.55;background-image:radial-gradient(#dfc47f 1px,transparent 1px);background-size:13px 13px}
.hero-grid{position:relative;z-index:1;min-height:530px;display:grid;grid-template-columns:1.04fr .96fr;gap:70px;align-items:center;padding:75px 0 82px}
.hero-copy{max-width:620px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);background:var(--green-soft);border-radius:100px;padding:6px 12px;font-size:13px;font-weight:700;margin-bottom:20px}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--amber-deep)}
.hero h1{font-size:clamp(34px,4.2vw,58px);line-height:1.16;letter-spacing:-2px;margin-bottom:22px;max-width:650px}
.hero h1 span{color:var(--amber-deep)}
.hero-lead{font-size:18px;color:var(--muted);max-width:570px;margin-bottom:30px}
.action-row{display:flex;flex-wrap:wrap;gap:13px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 21px;border-radius:11px;font-weight:800;font-size:14px;transition:.2s ease;border:1px solid transparent}
.btn-primary{background:var(--amber);color:var(--ink)}
.btn-primary:hover{color:var(--ink);background:#ffbd31;transform:translateY(-2px);box-shadow:0 8px 18px rgba(215,143,13,.22)}
.btn-secondary{background:var(--paper);border-color:var(--line);color:var(--ink-2)}
.btn-secondary:hover{background:#fff;color:var(--amber-deep);border-color:#e4bd62;transform:translateY(-2px)}
.btn:focus-visible,.nav-link:focus-visible,.faq-question:focus-visible,input:focus-visible{outline:3px solid rgba(243,167,18,.4);outline-offset:3px}
.hero-note{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;margin-top:20px}
.hero-note b{color:var(--green)}
.hero-visual{position:relative;min-height:350px;display:flex;align-items:center;justify-content:center}
.info-board{width:min(100%,470px);background:var(--green);border-radius:24px;padding:24px;color:#f8f4e9;box-shadow:24px 24px 0 rgba(243,167,18,.35);transform:rotate(2deg)}
.board-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.17);padding-bottom:17px;margin-bottom:20px}
.board-label{font-size:12px;color:#c6d8ca;letter-spacing:.08em}
.board-status{background:#d9edc5;color:#29442d;border-radius:20px;padding:4px 9px;font-size:11px;font-weight:800}
.board-title{font-size:25px;line-height:1.35;font-weight:800;max-width:360px;margin-bottom:22px}
.board-list{display:grid;gap:10px}
.board-list li{list-style:none;display:flex;align-items:center;gap:11px;background:rgba(255,255,255,.08);padding:11px 13px;border-radius:10px;color:#e0e8dc;font-size:13px}
.board-list li b{display:grid;place-items:center;width:22px;height:22px;border-radius:7px;background:var(--amber);color:var(--ink);font-size:12px}
.board-foot{display:flex;justify-content:space-between;align-items:center;margin-top:20px;color:#becdbf;font-size:12px}
.board-foot strong{color:#fff4d2}
.hero-stats{position:absolute;right:0;bottom:4px;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:14px 17px;box-shadow:var(--shadow-sm);font-size:12px;color:var(--muted);transform:rotate(-4deg)}
.hero-stats strong{display:block;color:var(--ink);font-size:17px}
.section{padding:82px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:29px}
.section-kicker{font-size:12px;color:var(--amber-deep);font-weight:900;letter-spacing:.12em;text-transform:uppercase;margin-bottom:7px}
.section h2{font-size:31px;line-height:1.3;letter-spacing:-.8px}
.section-intro{max-width:530px;color:var(--muted);font-size:15px}
.text-link{font-size:14px;font-weight:800;color:var(--green);white-space:nowrap}
.text-link:hover{text-decoration:underline;text-underline-offset:5px;color:var(--amber-deep)}
.quick-section{padding:27px 0 18px;background:var(--paper)}
.quick-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr 1fr;gap:13px}
.quick-card{border:1px solid var(--line);border-radius:14px;padding:20px 21px;display:flex;gap:14px;align-items:flex-start;background:#fff;transition:.2s ease}
.quick-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:#e4bd62}
.quick-card.featured{background:var(--amber);border-color:var(--amber)}
.quick-num{font-size:12px;font-weight:900;color:var(--amber-deep);background:var(--amber-soft);border-radius:8px;padding:4px 7px}
.featured .quick-num{background:rgba(255,255,255,.65)}
.quick-card h3{font-size:15px;margin-bottom:3px}
.quick-card p{font-size:12px;color:var(--muted);line-height:1.5}
.featured p{color:#59440e}
.news-section{background:#fbf8f2}
.news-layout{display:grid;grid-template-columns:1fr .92fr;gap:22px}
.featured-news{background:var(--green);color:#fff8e9;border-radius:var(--radius-lg);padding:31px;min-height:340px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}
.featured-news:after{content:"";position:absolute;width:190px;height:190px;right:-55px;bottom:-75px;border:25px solid rgba(243,167,18,.34);border-radius:50%}
.news-tag,.meta-tag{display:inline-flex;width:max-content;background:var(--amber-soft);color:#906000;border-radius:7px;padding:4px 9px;font-size:11px;font-weight:800}
.featured-news .news-tag{background:var(--amber);color:var(--ink)}
.featured-news h3{font-size:25px;line-height:1.4;max-width:500px;margin:18px 0 10px}
.featured-news p{color:#c5d0c5;max-width:500px;font-size:14px}
.meta{display:flex;gap:15px;align-items:center;color:var(--muted);font-size:12px}
.featured-news .meta{color:#b8c9b9}
.news-list{display:grid;gap:10px}
.news-item{background:#fff;border:1px solid var(--line);border-radius:13px;padding:17px 19px;transition:.2s ease}
.news-item:hover{border-color:#e2b653;box-shadow:var(--shadow-sm);transform:translateX(3px)}
.news-item-top{display:flex;justify-content:space-between;gap:15px;margin-bottom:7px}
.news-item h3{font-size:16px;line-height:1.45}
.news-item p{font-size:13px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:8px}
.news-item .meta{font-size:11px}
.empty-state{border:1px dashed #d9cdb9;background:#fff;border-radius:14px;padding:32px;text-align:center;color:var(--muted);font-size:14px}
.download-section{padding:78px 0}
.download-panel{background:var(--ink);border-radius:var(--radius-lg);padding:48px 54px;color:#fff8e9;display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;overflow:hidden;position:relative}
.download-panel:before{content:"";position:absolute;right:-100px;top:-145px;width:390px;height:390px;border:70px solid rgba(243,167,18,.13);border-radius:50%}
.download-panel h2{font-size:34px;line-height:1.3;margin-bottom:14px}
.download-panel p{color:#c8c5b8;font-size:15px;max-width:500px}
.platforms{display:flex;flex-wrap:wrap;gap:9px;margin:23px 0}
.platform{border:1px solid rgba(255,255,255,.2);color:#dedbcc;border-radius:8px;padding:7px 12px;font-size:12px}
.download-actions{display:flex;align-items:center;gap:15px;flex-wrap:wrap}
.download-tip{font-size:12px;color:#aaa99e}
.app-preview{position:relative;z-index:1;display:flex;align-items:center;justify-content:center;gap:18px}
.phone{width:176px;height:295px;border:7px solid #4c514a;border-radius:27px;background:#f7f1df;box-shadow:0 20px 35px rgba(0,0,0,.28);padding:20px 13px;color:var(--ink);position:relative}
.phone:before{content:"";position:absolute;top:7px;left:50%;transform:translateX(-50%);height:5px;width:45px;background:#444;border-radius:5px}
.phone-head{font-size:11px;color:var(--muted);margin:9px 0 13px}
.phone-box{background:var(--amber);border-radius:10px;padding:12px 9px;font-weight:800;font-size:13px;line-height:1.35;margin-bottom:10px}
.phone-line{height:9px;border-radius:6px;background:#d9d1c2;margin:10px 0}
.phone-line.short{width:62%}
.qr-card{width:132px;background:#fff8e9;color:var(--ink);padding:15px;border-radius:14px;text-align:center}
.qr-pattern{width:88px;height:88px;margin:0 auto 10px;background:repeating-linear-gradient(45deg,#20231f 0 4px,#fff8e9 4px 8px);border:7px solid #fff8e9;outline:1px solid #d5cbb9}
.qr-card strong{display:block;font-size:12px;margin-bottom:3px}
.qr-card span{font-size:10px;color:var(--muted);line-height:1.4;display:block}
.category-section{background:var(--paper)}
.category-index{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:15px}
.category-card{border:1px solid var(--line);border-radius:16px;background:#fff;padding:25px;min-height:150px;position:relative;transition:.2s ease}
.category-card:nth-child(4),.category-card:nth-child(5){min-height:125px}
.category-card:hover{border-color:var(--amber);box-shadow:var(--shadow-sm);transform:translateY(-3px)}
.category-card .index{color:var(--amber-deep);font-weight:900;font-size:13px}
.category-card h3{font-size:19px;margin:10px 0 5px}
.category-card p{color:var(--muted);font-size:13px;max-width:300px}
.category-card .arrow{position:absolute;right:22px;bottom:22px;color:var(--green);font-size:20px}
.notice-section{padding:25px 0 80px}
.notice-box{background:var(--amber-soft);border:1px solid #f0d99e;border-radius:15px;padding:23px 27px;display:flex;gap:17px;align-items:flex-start}
.notice-icon{width:28px;height:28px;border-radius:50%;background:var(--amber);display:grid;place-items:center;font-weight:900;flex:none}
.notice-box h3{font-size:16px;margin-bottom:4px}
.notice-box p{font-size:13px;color:#6d5b32}
.faq-section{background:var(--warm)}
.faq-list{max-width:880px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{width:100%;background:transparent;display:flex;align-items:center;justify-content:space-between;text-align:left;padding:21px 4px;font-weight:800;color:var(--ink);font-size:16px}
.faq-question span:last-child{font-size:23px;color:var(--amber-deep);font-weight:400;transition:.2s}
.faq-question[aria-expanded="true"] span:last-child{transform:rotate(45deg)}
.faq-answer{display:none;color:var(--muted);font-size:14px;padding:0 40px 21px 4px;line-height:1.85}
.faq-answer.open{display:block}
.final-cta{padding:68px 0}
.cta-box{background:var(--green);color:#fff8e9;border-radius:var(--radius-lg);padding:38px 45px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta-box h2{font-size:28px;line-height:1.35;margin-bottom:7px}
.cta-box p{color:#c4d0c4;font-size:14px}
.site-footer{background:var(--ink);color:#e9e5d7;padding:58px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:45px}
.footer-brand p{font-size:13px;color:#a9aaa0;max-width:270px;margin-top:14px;line-height:1.8}
.footer-title{font-size:14px;font-weight:800;margin-bottom:14px;color:#fff8e9}
.footer-links{display:grid;gap:8px}
.footer-links a{font-size:13px;color:#aeb1a7;transition:.2s}
.footer-links a:hover{color:var(--amber);padding-left:3px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;color:#8d9088;font-size:12px}
.footer-bottom a{color:#bfc2b6}
@media(max-width:1024px){
  .navbar{gap:18px}.logo{min-width:220px}.nav-link{padding-left:8px;padding-right:8px}.nav-link:after{left:8px;right:8px}
  .hero-grid{gap:35px}.download-panel{padding:40px}.quick-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .container{width:min(100% - 32px,var(--container))}
  .topline-links{display:none}.navbar{height:70px}.logo{min-width:0;flex:1}.logo-main{font-size:15px}
  .nav-menu{display:none;position:absolute;top:70px;left:0;right:0;background:var(--paper);border-bottom:1px solid var(--line);padding:10px 16px;box-shadow:var(--shadow-sm);flex-direction:column;align-items:stretch;gap:0}
  .nav-menu.show{display:flex}.nav-link{padding:14px 12px;border-bottom:1px solid var(--line)}.nav-link:after{display:none}.nav-cta{margin:12px 0;text-align:center}
  .menu-toggle{display:block}.hero-grid{grid-template-columns:1fr;padding:57px 0 65px;min-height:0}.hero h1{font-size:40px}.hero-lead{font-size:16px}
  .hero-visual{min-height:315px}.info-board{transform:rotate(0);box-shadow:14px 14px 0 rgba(243,167,18,.3)}
  .section{padding:60px 0}.section-head{display:block}.section-intro{margin-top:10px}.section-head .text-link{display:inline-block;margin-top:14px}
  .news-layout,.download-panel{grid-template-columns:1fr}.download-panel{padding:34px 25px;gap:35px}.download-panel h2{font-size:29px}
  .category-index{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}
  .cta-box{display:block;padding:31px 26px}.cta-box .btn{margin-top:20px}
}
@media(max-width:520px){
  .logo-mark{width:34px;height:34px;font-size:16px}.logo-sub{font-size:10px}.logo-main{font-size:14px}
  .hero h1{font-size:34px;letter-spacing:-1px}.hero-lead{font-size:15px}.action-row .btn{width:100%}
  .hero-visual{min-height:280px}.info-board{padding:20px;width:100%}.board-title{font-size:20px}.board-list li{font-size:12px}
  .hero-stats{right:5px;bottom:-4px}.quick-grid,.category-index,.footer-grid{grid-template-columns:1fr}
  .quick-card{padding:17px}.featured-news{padding:24px;min-height:300px}.featured-news h3{font-size:21px}
  .app-preview{gap:9px}.phone{width:145px;height:245px;padding:17px 10px}.qr-card{width:112px;padding:11px}.qr-pattern{width:76px;height:76px}
  .download-actions .btn{width:100%}.notice-box{padding:18px}.faq-question{font-size:15px}
  .footer-grid{gap:27px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:7px}
}

/* roulang page: article */
:root{
      --amber:#f3a712;
      --amber-deep:#d98500;
      --amber-soft:#fff3d6;
      --ink:#20231f;
      --ink-2:#30352f;
      --muted:#72766f;
      --paper:#fffdf8;
      --warm:#f5f1e9;
      --line:#e8e0d2;
      --green:#284b43;
      --green-soft:#e8f0eb;
      --shadow:0 16px 45px rgba(39,35,25,.08);
      --shadow-sm:0 7px 22px rgba(39,35,25,.07);
      --radius:16px;
      --radius-lg:24px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
    a{color:inherit;text-decoration:none;transition:.2s ease}
    a:hover{color:var(--amber-deep)}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .notice-bar{background:var(--green);color:#e9efe6;font-size:12px}
    .notice-inner{min-height:34px;display:flex;justify-content:space-between;align-items:center;gap:20px}
    .notice-inner span{display:inline-flex;align-items:center;gap:8px}
    .notice-dot{width:7px;height:7px;border-radius:50%;background:var(--amber)}
    .site-header{background:rgba(255,253,248,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
    .navbar{height:82px;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:12px;min-width:255px}
    .logo-mark{width:39px;height:39px;border-radius:12px;background:var(--amber);color:var(--ink);display:grid;place-items:center;font-weight:900;font-size:19px;box-shadow:4px 4px 0 #f9d782}
    .logo-text{display:flex;flex-direction:column;line-height:1.2}
    .logo-main{font-weight:800;font-size:17px;letter-spacing:-.4px}
    .logo-sub{font-size:11px;color:var(--muted);margin-top:4px}
    .nav-menu{display:flex;align-items:center;gap:4px;flex:1}
    .nav-link{position:relative;padding:27px 12px;color:#555950;font-size:14px;white-space:nowrap}
    .nav-link:after{content:"";position:absolute;height:3px;left:12px;right:12px;bottom:17px;background:var(--amber);transform:scaleX(0);border-radius:4px;transition:.2s}
    .nav-link:hover,.nav-link.active{color:var(--ink)}
    .nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}
    .nav-cta{background:var(--amber);color:var(--ink);font-weight:800;border-radius:10px;padding:12px 17px;font-size:14px;white-space:nowrap}
    .nav-cta:hover{background:#ffbd31;color:var(--ink);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
    .menu-toggle{display:none;background:transparent;font-size:26px;color:var(--ink)}
    .article-hero{background:var(--warm);border-bottom:1px solid var(--line);padding:62px 0 58px;position:relative;overflow:hidden}
    .article-hero:after{content:"";position:absolute;right:7%;bottom:-90px;width:260px;height:260px;border-radius:50%;background:#ffe2a0;opacity:.65}
    .breadcrumbs{position:relative;z-index:1;display:flex;align-items:center;gap:9px;color:var(--muted);font-size:13px;margin-bottom:23px;flex-wrap:wrap}
    .breadcrumbs .current{max-width:560px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .crumb-sep{color:#b5aa96}
    .article-hero h1{position:relative;z-index:1;max-width:850px;font-size:clamp(32px,4.3vw,54px);line-height:1.22;letter-spacing:-1.7px;margin:0 0 22px}
    .article-meta{position:relative;z-index:1;display:flex;flex-wrap:wrap;align-items:center;gap:11px;color:var(--muted);font-size:13px}
    .badge{display:inline-flex;align-items:center;border-radius:100px;padding:5px 12px;background:var(--green-soft);color:var(--green);font-weight:800}
    .article-layout{display:grid;grid-template-columns:minmax(0,790px) 280px;gap:58px;align-items:start;padding:78px 0}
    .article-content{min-width:0;font-size:17px;line-height:1.95;color:#3e433d}
    .article-content>*:first-child{margin-top:0}
    .article-content h2{font-size:29px;line-height:1.35;color:var(--ink);margin:42px 0 17px;padding-left:16px;border-left:4px solid var(--amber)}
    .article-content h3{font-size:22px;line-height:1.45;color:var(--ink);margin:32px 0 12px}
    .article-content p{margin:0 0 20px}
    .article-content ul,.article-content ol{padding-left:25px;margin:18px 0 25px}
    .article-content li{padding:4px 0}
    .article-content blockquote{margin:28px 0;padding:20px 23px;background:var(--amber-soft);border-radius:13px;color:#66501b;border-left:4px solid var(--amber)}
    .article-content table{width:100%;border-collapse:collapse;margin:26px 0;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
    .article-content th,.article-content td{padding:13px 15px;text-align:left;border-bottom:1px solid var(--line)}
    .article-content th{background:var(--warm);color:var(--ink);font-weight:800}
    .article-content hr{border:0;border-top:1px solid var(--line);margin:38px 0}
    .article-content img{border-radius:14px;margin:24px 0}
    .article-side{position:sticky;top:112px;display:grid;gap:16px}
    .side-card{border:1px solid var(--line);border-radius:var(--radius);padding:23px;background:#fff}
    .side-card.dark{background:var(--green);color:#fff8e9;border-color:var(--green)}
    .side-label{font-size:12px;color:var(--amber-deep);font-weight:900;letter-spacing:.08em;margin-bottom:9px}
    .side-card.dark .side-label{color:#f8c85d}
    .side-card h3{font-size:19px;line-height:1.4;margin:0 0 10px}
    .side-card p{font-size:13px;color:var(--muted);margin:0 0 17px;line-height:1.65}
    .side-card.dark p{color:#cbd7cc}
    .side-list{list-style:none;padding:0;margin:0}
    .side-list li{border-top:1px solid var(--line);padding:11px 0;font-size:13px}
    .side-list li:first-child{border-top:0}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border-radius:11px;font-weight:800;font-size:14px;border:1px solid transparent}
    .btn-primary{background:var(--amber);color:var(--ink)}
    .btn-primary:hover{color:var(--ink);background:#ffbd31;transform:translateY(-2px);box-shadow:var(--shadow-sm)}
    .btn-secondary{background:var(--paper);border-color:var(--line);color:var(--ink-2)}
    .btn-secondary:hover{background:#fff;color:var(--amber-deep);border-color:#e4bd62}
    .empty-state{padding:46px 25px;text-align:center;border:1px dashed #d9cdb7;border-radius:var(--radius);background:#fff;color:var(--muted)}
    .empty-state strong{display:block;color:var(--ink);font-size:20px;margin-bottom:8px}
    .article-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:45px;padding-top:27px;border-top:1px solid var(--line)}
    .site-footer{background:var(--ink);color:#d8ded5;padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr 1fr;gap:35px;padding-bottom:45px}
    .footer-brand .logo{margin-bottom:17px}
    .footer-brand p{max-width:350px;color:#aab3a9;font-size:13px;line-height:1.75;margin:0}
    .footer-title{color:#fff8e9;font-size:14px;font-weight:800;margin:8px 0 15px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:#aab3a9;font-size:13px}
    .footer-links a:hover{color:var(--amber)}
    .footer-bottom{border-top:1px solid #3a4039;padding-top:19px;display:flex;justify-content:space-between;gap:20px;color:#899389;font-size:12px}
    .btn:focus-visible,.nav-link:focus-visible,.menu-toggle:focus-visible{outline:3px solid rgba(243,167,18,.45);outline-offset:3px}
    @media(max-width:1024px){
      .navbar{gap:14px}.logo{min-width:225px}.nav-link{padding-left:8px;padding-right:8px;font-size:13px}
      .nav-link:after{left:8px;right:8px}.article-layout{grid-template-columns:minmax(0,1fr) 245px;gap:30px}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .notice-inner{min-height:32px}.notice-inner span:last-child{display:none}
      .navbar{height:70px}.logo{min-width:0;flex:1}.logo-main{font-size:15px}.nav-menu{display:none;position:absolute;left:0;right:0;top:70px;padding:10px 16px 18px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
      .nav-menu.open{display:grid;gap:0}.nav-link{padding:13px 10px;border-bottom:1px solid var(--line)}.nav-link:after{display:none}.nav-cta{text-align:center;margin-top:12px}
      .menu-toggle{display:block}.article-hero{padding:43px 0 42px}.article-hero h1{font-size:35px;letter-spacing:-1px}
      .article-layout{display:block;padding:48px 0}.article-side{position:static;margin-top:42px;grid-template-columns:1fr 1fr}.article-content{font-size:16px}
      .footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:25px}.footer-brand{grid-column:1/-1}.footer-bottom{display:grid;gap:7px}
    }
    @media(max-width:520px){
      .logo-mark{width:35px;height:35px}.logo-sub{font-size:10px}.logo-main{font-size:14px}
      .article-hero h1{font-size:30px}.article-meta{gap:7px}
      .article-side{grid-template-columns:1fr}.article-content h2{font-size:25px}
      .article-actions .btn{width:100%}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}
    }

/* roulang page: category1 */
:root{
      --amber:#f3a712;
      --amber-deep:#d98500;
      --amber-soft:#fff3d6;
      --ink:#20231f;
      --ink-2:#30352f;
      --muted:#72766f;
      --paper:#fffdf8;
      --warm:#f5f1e9;
      --line:#e8e0d2;
      --green:#284b43;
      --green-soft:#e8f0eb;
      --shadow:0 16px 45px rgba(39,35,25,.08);
      --shadow-sm:0 7px 22px rgba(39,35,25,.07);
      --radius:16px;
      --radius-lg:24px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      background:var(--paper);
      color:var(--ink);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      font-size:16px;
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    a:hover{color:var(--amber-deep)}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .notice-bar{background:var(--green);color:#e9f1e8;font-size:12px}
    .notice-inner{min-height:34px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .notice-inner span{display:inline-flex;align-items:center;gap:8px}
    .notice-dot{width:6px;height:6px;background:var(--amber);border-radius:50%;display:inline-block}
    .site-header{background:rgba(255,253,248,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
    .navbar{height:82px;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:12px;min-width:255px}
    .logo-mark{width:39px;height:39px;border-radius:12px;background:var(--amber);color:var(--ink);display:grid;place-items:center;font-weight:900;font-size:19px;box-shadow:4px 4px 0 #f9d782}
    .logo-text{display:flex;flex-direction:column;line-height:1.2}
    .logo-main{font-weight:800;font-size:17px;letter-spacing:-.4px}
    .logo-sub{font-size:11px;color:var(--muted);margin-top:4px}
    .nav-menu{display:flex;align-items:center;gap:5px;flex:1}
    .nav-link{position:relative;padding:27px 13px;color:#555950;font-size:14px;white-space:nowrap;transition:.2s ease}
    .nav-link:after{content:"";position:absolute;height:3px;left:13px;right:13px;bottom:17px;background:var(--amber);transform:scaleX(0);transform-origin:center;transition:.2s ease;border-radius:4px}
    .nav-link:hover,.nav-link.active{color:var(--ink)}
    .nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}
    .nav-cta{background:var(--amber);color:var(--ink);font-weight:800;border-radius:10px;padding:12px 18px;font-size:14px;white-space:nowrap;transition:.2s ease}
    .nav-cta:hover{background:#ffbd31;color:var(--ink);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
    .menu-toggle{display:none;background:transparent;font-size:26px;color:var(--ink)}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 21px;border-radius:11px;font-weight:800;font-size:14px;transition:.2s ease;border:1px solid transparent}
    .btn-primary{background:var(--amber);color:var(--ink)}
    .btn-primary:hover{color:var(--ink);background:#ffbd31;transform:translateY(-2px);box-shadow:0 8px 18px rgba(215,143,13,.22)}
    .btn-secondary{background:var(--paper);border-color:var(--line);color:var(--ink-2)}
    .btn-secondary:hover{background:#fff;color:var(--amber-deep);border-color:#e4bd62;transform:translateY(-2px)}
    .btn:focus-visible,.nav-link:focus-visible,.faq-question:focus-visible,input:focus-visible{outline:3px solid rgba(243,167,18,.4);outline-offset:3px}
    .hero{background:var(--warm);position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
    .hero:before{content:"";position:absolute;width:420px;height:420px;right:-150px;top:-220px;border-radius:50%;background:#ffe2a0}
    .hero:after{content:"";position:absolute;left:0;bottom:0;width:250px;height:90px;opacity:.55;background-image:radial-gradient(#dfc47f 1px,transparent 1px);background-size:13px 13px}
    .hero-inner{position:relative;z-index:1;padding:76px 0 72px}
    .breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;color:var(--muted);font-size:13px;margin-bottom:30px}
    .breadcrumb a{color:var(--green);font-weight:700}
    .breadcrumb .slash{color:#b5aa98}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);background:var(--green-soft);border-radius:100px;padding:6px 12px;font-size:13px;font-weight:700;margin-bottom:18px}
    .eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--amber-deep)}
    .hero h1{font-size:clamp(34px,4.5vw,58px);line-height:1.18;letter-spacing:-2px;margin:0 0 20px;max-width:800px}
    .hero h1 span{color:var(--amber-deep)}
    .hero-lead{font-size:18px;color:var(--muted);max-width:700px;margin:0 0 28px}
    .hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
    .meta-pill{border:1px solid #dfd2bd;background:rgba(255,253,248,.72);border-radius:100px;padding:7px 13px;color:#65685f;font-size:12px}
    .meta-pill strong{color:var(--green)}
    .section{padding:78px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}
    .section-kicker{font-size:12px;color:var(--amber-deep);font-weight:900;letter-spacing:.12em;text-transform:uppercase;margin-bottom:7px}
    .section h2{font-size:31px;line-height:1.3;letter-spacing:-.8px;margin:0}
    .section-intro{max-width:560px;color:var(--muted);font-size:15px;margin:0}
    .topic-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;align-items:stretch}
    .topic-main{background:var(--green);color:#fff8e9;border-radius:var(--radius-lg);padding:34px;position:relative;overflow:hidden;min-height:300px}
    .topic-main:after{content:"01";position:absolute;right:22px;bottom:-24px;color:rgba(255,255,255,.08);font-size:130px;font-weight:900;line-height:1}
    .topic-main h3{font-size:26px;max-width:460px;line-height:1.35;margin:0 0 16px;position:relative;z-index:1}
    .topic-main p{color:#d5e0d4;max-width:510px;margin:0 0 25px;position:relative;z-index:1}
    .topic-main .btn-secondary{background:#fff8e9;border-color:#fff8e9}
    .topic-side{display:grid;gap:12px}
    .topic-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:23px 25px;display:flex;gap:16px;align-items:flex-start;transition:.2s ease}
    .topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:#e4bd62}
    .topic-index{width:31px;height:31px;border-radius:9px;background:var(--amber-soft);color:var(--amber-deep);display:grid;place-items:center;font-size:12px;font-weight:900;flex:0 0 auto}
    .topic-card h3{font-size:17px;margin:0 0 4px}
    .topic-card p{font-size:13px;line-height:1.6;color:var(--muted);margin:0}
    .index-section{background:#fbf8f2;border-top:1px solid #f0e9dc;border-bottom:1px solid #f0e9dc}
    .index-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
    .index-item{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:20px 17px;min-height:154px;transition:.2s ease}
    .index-item:hover{border-color:#e4bd62;box-shadow:var(--shadow-sm);transform:translateY(-3px)}
    .index-item .number{font-size:12px;color:var(--amber-deep);font-weight:900;margin-bottom:18px}
    .index-item h3{font-size:16px;margin:0 0 7px}
    .index-item p{font-size:12px;color:var(--muted);line-height:1.6;margin:0}
    .notice-panel{display:grid;grid-template-columns:1fr 1fr;gap:22px}
    .notice-card{border:1px solid var(--line);border-radius:var(--radius);padding:28px;background:#fff}
    .notice-card.safe{background:var(--amber-soft);border-color:#f0d99c}
    .notice-card h3{font-size:20px;margin:0 0 11px;display:flex;align-items:center;gap:10px}
    .notice-card h3 b{width:29px;height:29px;border-radius:8px;background:var(--amber);font-size:13px;display:grid;place-items:center}
    .notice-card p{color:var(--muted);font-size:14px;margin:0}
    .notice-list{margin:17px 0 0;padding:0;display:grid;gap:9px}
    .notice-list li{list-style:none;color:var(--ink-2);font-size:13px;padding-left:19px;position:relative}
    .notice-list li:before{content:"";position:absolute;left:0;top:10px;width:7px;height:7px;background:var(--amber);border-radius:50%}
    .faq-section{background:var(--warm)}
    .faq-wrap{max-width:850px;margin:0 auto}
    .faq-item{background:var(--paper);border:1px solid var(--line);border-radius:13px;margin-bottom:10px;overflow:hidden}
    .faq-question{width:100%;background:transparent;color:var(--ink);display:flex;justify-content:space-between;align-items:center;text-align:left;padding:20px 22px;font-weight:800;font-size:15px}
    .faq-question span:last-child{font-size:21px;color:var(--amber-deep);font-weight:400;transition:.2s}
    .faq-answer{display:none;padding:0 22px 20px;color:var(--muted);font-size:14px;line-height:1.8}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .cta{padding:72px 0}
    .cta-box{background:var(--green);color:#fff8e9;border-radius:var(--radius-lg);padding:42px 46px;display:flex;align-items:center;justify-content:space-between;gap:30px;position:relative;overflow:hidden}
    .cta-box:after{content:"";width:220px;height:220px;border:1px solid rgba(255,255,255,.12);border-radius:50%;position:absolute;right:80px;top:-120px}
    .cta-box h2{font-size:29px;margin:0 0 8px;position:relative;z-index:1}
    .cta-box p{margin:0;color:#d5e0d4;font-size:14px;position:relative;z-index:1}
    .cta-box .btn{position:relative;z-index:1;flex:0 0 auto}
    .site-footer{background:#202b27;color:#e7eee4;padding:54px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:35px;padding-bottom:40px}
    .footer-brand .logo{min-width:0;margin-bottom:17px}
    .footer-brand p{color:#aeb9ad;font-size:13px;line-height:1.8;max-width:330px;margin:0}
    .footer-title{font-weight:800;color:#fff8e9;font-size:14px;margin:8px 0 15px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{color:#aeb9ad;font-size:13px;transition:.2s}
    .footer-links a:hover{color:var(--amber)}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#9ea69d;font-size:11px}
    @media(max-width:1024px){
      .navbar{gap:14px}.logo{min-width:220px}.nav-link{padding-left:8px;padding-right:8px;font-size:13px}
      .nav-link:after{left:8px;right:8px}.nav-cta{padding:11px 13px}
      .index-grid{grid-template-columns:repeat(3,1fr)}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .notice-inner{padding:7px 0;align-items:flex-start}.notice-inner span:last-child{display:none}
      .navbar{height:70px;justify-content:space-between}.logo{min-width:0}.logo-main{font-size:15px}
      .menu-toggle{display:block}.nav-menu{display:none;position:absolute;top:70px;left:0;right:0;background:var(--paper);border-bottom:1px solid var(--line);padding:9px 16px 17px;box-shadow:var(--shadow-sm);flex-direction:column;align-items:stretch;gap:0}
      .nav-menu.is-open{display:flex}.nav-link{padding:13px 10px}.nav-link:after{left:10px;right:auto;width:30px;bottom:6px}.nav-cta{text-align:center;margin-top:8px}
      .hero-inner{padding:52px 0 56px}.hero h1{letter-spacing:-1.2px}.hero-lead{font-size:16px}
      .section{padding:58px 0}.section-head{display:block}.section-intro{margin-top:12px}
      .topic-layout,.notice-panel{grid-template-columns:1fr}.index-grid{grid-template-columns:repeat(2,1fr)}
      .cta-box{display:block;padding:32px 26px}.cta-box .btn{margin-top:24px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}
      .footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:7px}
    }
    @media(max-width:480px){
      .logo-mark{width:35px;height:35px;border-radius:10px}.logo-sub{font-size:10px}.hero h1{font-size:34px}
      .action-row .btn{width:100%}.index-grid{grid-template-columns:1fr}.topic-main{padding:27px 23px}
      .topic-main h3{font-size:22px}.footer-grid{grid-template-columns:1fr}
    }

/* roulang page: category2 */
:root{
      --amber:#f3a712;
      --amber-deep:#d98500;
      --amber-soft:#fff3d6;
      --ink:#20231f;
      --ink-2:#30352f;
      --muted:#72766f;
      --paper:#fffdf8;
      --warm:#f5f1e9;
      --line:#e8e0d2;
      --green:#284b43;
      --green-soft:#e8f0eb;
      --dark:#202c28;
      --shadow:0 16px 45px rgba(39,35,25,.08);
      --shadow-sm:0 7px 22px rgba(39,35,25,.07);
      --radius:16px;
      --radius-lg:24px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;background:var(--paper);color:var(--ink);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
      font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    a:hover{color:var(--amber-deep)}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{background:rgba(255,253,248,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
    .notice-bar{background:var(--green);color:#e9f0e9;font-size:12px}
    .notice-inner{min-height:32px;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .notice-label{display:flex;align-items:center;gap:8px}
    .notice-dot{width:7px;height:7px;border-radius:50%;background:var(--amber)}
    .notice-link{color:#fff1c9}
    .navbar{height:82px;display:flex;align-items:center;gap:36px}
    .logo{display:flex;align-items:center;gap:12px;min-width:255px}
    .logo-mark{width:39px;height:39px;border-radius:12px;background:var(--amber);color:var(--ink);display:grid;place-items:center;font-weight:900;font-size:19px;box-shadow:4px 4px 0 #f9d782}
    .logo-text{display:flex;flex-direction:column;line-height:1.2}
    .logo-main{font-weight:800;font-size:17px;letter-spacing:-.4px}
    .logo-sub{font-size:11px;color:var(--muted);margin-top:4px}
    .nav-menu{display:flex;align-items:center;gap:5px;flex:1}
    .nav-link{position:relative;padding:27px 13px;color:#555950;font-size:14px;white-space:nowrap;transition:.2s ease}
    .nav-link:after{content:"";position:absolute;height:3px;left:13px;right:13px;bottom:17px;background:var(--amber);transform:scaleX(0);transform-origin:center;transition:.2s ease;border-radius:4px}
    .nav-link:hover,.nav-link.active{color:var(--ink)}
    .nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}
    .nav-cta{background:var(--amber);color:var(--ink);font-weight:800;border-radius:10px;padding:12px 18px;font-size:14px;white-space:nowrap;transition:.2s ease}
    .nav-cta:hover{background:#ffbd31;color:var(--ink);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
    .menu-toggle{display:none;background:transparent;font-size:26px;color:var(--ink)}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 21px;border-radius:11px;font-weight:800;font-size:14px;transition:.2s ease;border:1px solid transparent}
    .btn-primary{background:var(--amber);color:var(--ink)}
    .btn-primary:hover{color:var(--ink);background:#ffbd31;transform:translateY(-2px);box-shadow:0 8px 18px rgba(215,143,13,.22)}
    .btn-secondary{background:var(--paper);border-color:var(--line);color:var(--ink-2)}
    .btn-secondary:hover{background:#fff;color:var(--amber-deep);border-color:#e4bd62;transform:translateY(-2px)}
    .btn:focus-visible,.nav-link:focus-visible,.faq-question:focus-visible,input:focus-visible{outline:3px solid rgba(243,167,18,.4);outline-offset:3px}
    .page-hero{background:var(--warm);position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
    .page-hero:before{content:"";position:absolute;right:-110px;top:-150px;width:390px;height:390px;border-radius:50%;background:#ffe2a0}
    .page-hero:after{content:"";position:absolute;left:0;bottom:0;width:240px;height:90px;opacity:.55;background-image:radial-gradient(#dfc47f 1px,transparent 1px);background-size:13px 13px}
    .hero-inner{position:relative;z-index:1;padding:54px 0 58px}
    .breadcrumb{font-size:13px;color:var(--muted);margin-bottom:27px}
    .breadcrumb a:hover{text-decoration:underline;text-underline-offset:4px}
    .breadcrumb span{margin:0 9px;color:#aaa998}
    .hero-columns{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);background:var(--green-soft);border-radius:100px;padding:6px 12px;font-size:13px;font-weight:700;margin-bottom:18px}
    .eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--amber-deep)}
    h1{font-size:clamp(34px,4.4vw,57px);line-height:1.16;letter-spacing:-2px;margin:0 0 20px;max-width:690px}
    h1 span{color:var(--amber-deep)}
    .hero-lead{font-size:18px;color:var(--muted);max-width:650px;margin:0 0 26px}
    .hero-note{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:12px;margin-top:17px}
    .hero-note b{color:var(--green)}
    .download-panel{background:var(--dark);color:#fff8e9;border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow);position:relative;overflow:hidden}
    .download-panel:after{content:"";position:absolute;width:150px;height:150px;border:1px solid rgba(243,167,18,.35);border-radius:50%;right:-45px;bottom:-50px}
    .panel-label{color:#f6ca65;font-size:12px;font-weight:800;letter-spacing:.08em}
    .panel-title{font-size:25px;line-height:1.35;font-weight:800;margin:10px 0 19px}
    .platform-row{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:22px}
    .platform{border:1px solid rgba(255,255,255,.2);color:#e4e9df;border-radius:9px;padding:7px 12px;font-size:13px}
    .platform.selected{background:var(--amber);border-color:var(--amber);color:var(--ink);font-weight:800}
    .qr-layout{display:flex;gap:18px;align-items:center}
    .qr-box{width:112px;height:112px;background:#fff;border-radius:10px;display:grid;place-items:center;flex:none}
    .qr-code{width:78px;height:78px;background:repeating-linear-gradient(45deg,#1d2824 0 4px,#fff 4px 8px);position:relative}
    .qr-code:before,.qr-code:after{content:"";position:absolute;width:19px;height:19px;background:#fff;border:5px solid #1d2824}
    .qr-code:before{left:2px;top:2px}.qr-code:after{right:2px;bottom:2px}
    .qr-copy{font-size:12px;color:#c5cec1;line-height:1.7}
    .qr-copy strong{display:block;color:#fff8e9;font-size:15px;margin-bottom:3px}
    .section{padding:78px 0}
    .section-alt{background:#fbf8f2}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}
    .section-kicker{font-size:12px;color:var(--amber-deep);font-weight:900;letter-spacing:.12em;margin-bottom:7px}
    h2{font-size:31px;line-height:1.3;letter-spacing:-.8px;margin:0}
    .section-intro{max-width:565px;color:var(--muted);font-size:15px;margin:0}
    .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .step-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:27px;min-height:214px;transition:.22s ease;position:relative}
    .step-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:#e4bd62}
    .step-number{width:42px;height:42px;background:var(--amber-soft);color:var(--amber-deep);border-radius:12px;display:grid;place-items:center;font-size:18px;font-weight:900;margin-bottom:21px}
    .step-card h3{font-size:19px;margin:0 0 9px}
    .step-card p{font-size:14px;color:var(--muted);margin:0}
    .step-line{position:absolute;top:48px;right:-18px;width:18px;height:1px;background:#dbcfae}
    .device-section{background:var(--green);color:#fff8e9}
    .device-grid{display:grid;grid-template-columns:.86fr 1.14fr;gap:60px;align-items:center}
    .device-section .section-kicker{color:#f6ca65}
    .device-section .section-intro{color:#cbd5c8}
    .device-section h2{color:#fff8e9}
    .device-list{display:grid;gap:13px;margin:27px 0 0;padding:0}
    .device-list li{list-style:none;display:flex;gap:12px;align-items:flex-start;color:#d7e0d5;font-size:14px}
    .check{color:var(--amber);font-weight:900;font-size:18px;line-height:1.5}
    .devices-art{min-height:300px;display:flex;justify-content:center;align-items:center;gap:22px;position:relative}
    .phone{width:174px;height:310px;border:8px solid #101a17;border-radius:27px;background:#f8f3e7;box-shadow:0 15px 0 rgba(0,0,0,.16);padding:20px 13px;color:var(--ink);transform:rotate(-5deg)}
    .phone.small{width:142px;height:252px;transform:rotate(7deg);margin-top:38px;background:#fffdf8}
    .phone-notch{width:54px;height:6px;border-radius:8px;background:#16201c;margin:0 auto 20px}
    .phone-tag{font-size:9px;color:var(--amber-deep);font-weight:900}
    .phone h3{font-size:16px;line-height:1.3;margin:7px 0 16px}
    .phone-row{height:34px;border-radius:7px;background:#e7eee7;margin-bottom:8px;padding:8px;font-size:9px;color:var(--green)}
    .phone-row.dark{background:var(--green);color:#fff8e9}
    .platform-box{margin-top:30px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:18px}
    .platform-box strong{font-size:14px}.platform-box p{font-size:12px;color:#cbd5c8;margin:5px 0 0}
    .notice-card{background:#fff7df;border:1px solid #f0d58e;border-radius:var(--radius);padding:22px 25px;display:flex;gap:17px;align-items:flex-start}
    .notice-icon{width:34px;height:34px;border-radius:10px;background:var(--amber);display:grid;place-items:center;font-weight:900;flex:none}
    .notice-card h3{font-size:17px;margin:0 0 4px}.notice-card p{color:#70664f;font-size:14px;margin:0}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:13px;overflow:hidden}
    .faq-question{width:100%;background:transparent;padding:19px 21px;text-align:left;display:flex;justify-content:space-between;gap:18px;color:var(--ink);font-weight:800;font-size:15px}
    .faq-question:hover{color:var(--amber-deep);background:#fffaf0}
    .faq-question .plus{font-size:22px;font-weight:400;color:var(--amber-deep);line-height:1}
    .faq-answer{display:none;padding:0 21px 19px;color:var(--muted);font-size:14px}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .plus{transform:rotate(45deg)}
    .cta{padding:62px 0;background:var(--amber-soft)}
    .cta-box{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta-box h2{font-size:28px;margin-bottom:8px}.cta-box p{margin:0;color:#76613a;font-size:14px}
    .site-footer{background:#202c28;color:#d6ddd4;padding:56px 0 23px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px}
    .footer-brand p{color:#9ea69d;font-size:13px;max-width:330px;margin:18px 0 0}
    .footer-title{color:#fff8e9;font-size:14px;font-weight:800;margin-bottom:15px}
    .footer-links{display:grid;gap:9px}.footer-links a{color:#aeb9ad;font-size:13px;transition:.2s}.footer-links a:hover{color:#f6ca65;padding-left:3px}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:42px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#89958b;font-size:12px}
    @media(max-width:1024px){
      .navbar{gap:15px}.logo{min-width:220px}.nav-link{padding-left:8px;padding-right:8px;font-size:13px}.nav-link:after{left:8px;right:8px}
      .hero-columns{gap:34px}.device-grid{gap:35px}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .notice-inner{min-height:35px}.notice-inner span:last-child{display:none}
      .navbar{height:72px;justify-content:space-between}.logo{min-width:0}.logo-main{font-size:15px}.logo-mark{width:36px;height:36px}
      .menu-toggle{display:block}.nav-menu{display:none;position:absolute;left:0;right:0;top:107px;background:var(--paper);border-bottom:1px solid var(--line);padding:10px 16px 18px;box-shadow:var(--shadow-sm);flex-direction:column;align-items:stretch;gap:0}
      .nav-menu.show{display:flex}.nav-link{padding:13px 12px;border-bottom:1px solid var(--line)}.nav-link:after{display:none}.nav-cta{text-align:center;margin:12px 0 0}
      .hero-inner{padding:35px 0 42px}.hero-columns,.device-grid{grid-template-columns:1fr}.hero-columns{gap:34px}h1{font-size:38px;letter-spacing:-1.4px}.hero-lead{font-size:16px}
      .download-panel{max-width:560px}.section{padding:60px 0}.section-head{display:block}.section-head .section-intro{margin-top:12px}
      .steps{grid-template-columns:1fr}.step-card{min-height:0}.step-line{display:none}.faq-grid{grid-template-columns:1fr}
      .devices-art{min-height:275px}.cta-box{display:block}.cta-box .action-row{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}
    }
    @media(max-width:480px){
      .logo-sub{font-size:10px}.logo-main{font-size:14px}.hero h1{font-size:34px}.action-row .btn{width:100%}
      .qr-layout{align-items:flex-start}.qr-box{width:96px;height:96px}.qr-code{width:68px;height:68px}
      .phone{width:154px;height:280px}.phone.small{width:120px;height:225px;margin-left:-15px}.devices-art{gap:8px}
      .footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}
    }

/* roulang page: category3 */
:root{
      --amber:#f3a712;
      --amber-deep:#d98500;
      --amber-soft:#fff3d6;
      --ink:#20231f;
      --ink-2:#30352f;
      --muted:#72766f;
      --paper:#fffdf8;
      --warm:#f5f1e9;
      --line:#e8e0d2;
      --green:#284b43;
      --green-soft:#e8f0eb;
      --shadow:0 16px 45px rgba(39,35,25,.08);
      --shadow-sm:0 7px 22px rgba(39,35,25,.07);
      --radius:16px;
      --radius-lg:24px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;background:var(--paper);color:var(--ink);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    a:hover{color:var(--amber-deep)}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{background:rgba(255,253,248,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
    .top-strip{background:var(--green);color:#e7eee5;font-size:12px}
    .top-strip .container{height:32px;display:flex;align-items:center;justify-content:space-between}
    .top-strip span{display:inline-flex;align-items:center;gap:7px}
    .top-strip i{width:6px;height:6px;border-radius:50%;background:var(--amber);display:inline-block}
    .navbar{height:82px;display:flex;align-items:center;gap:36px}
    .logo{display:flex;align-items:center;gap:12px;min-width:255px}
    .logo-mark{width:39px;height:39px;border-radius:12px;background:var(--amber);color:var(--ink);display:grid;place-items:center;font-weight:900;font-size:19px;box-shadow:4px 4px 0 #f9d782}
    .logo-text{display:flex;flex-direction:column;line-height:1.2}
    .logo-main{font-weight:800;font-size:17px;letter-spacing:-.4px}
    .logo-sub{font-size:11px;color:var(--muted);margin-top:4px}
    .nav-menu{display:flex;align-items:center;gap:5px;flex:1}
    .nav-link{position:relative;padding:27px 13px;color:#555950;font-size:14px;white-space:nowrap;transition:.2s ease}
    .nav-link:after{content:"";position:absolute;height:3px;left:13px;right:13px;bottom:17px;background:var(--amber);transform:scaleX(0);transform-origin:center;transition:.2s ease;border-radius:4px}
    .nav-link:hover,.nav-link.active{color:var(--ink)}
    .nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}
    .nav-cta{background:var(--amber);color:var(--ink);font-weight:800;border-radius:10px;padding:12px 18px;font-size:14px;white-space:nowrap;transition:.2s ease}
    .nav-cta:hover{background:#ffbd31;color:var(--ink);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
    .menu-toggle{display:none;background:transparent;font-size:26px;color:var(--ink)}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 21px;border-radius:11px;font-weight:800;font-size:14px;transition:.2s ease;border:1px solid transparent}
    .btn-primary{background:var(--amber);color:var(--ink)}
    .btn-primary:hover{color:var(--ink);background:#ffbd31;transform:translateY(-2px);box-shadow:0 8px 18px rgba(215,143,13,.22)}
    .btn-secondary{background:var(--paper);border-color:var(--line);color:var(--ink-2)}
    .btn-secondary:hover{background:#fff;color:var(--amber-deep);border-color:#e4bd62;transform:translateY(-2px)}
    .btn:focus-visible,.nav-link:focus-visible,.faq-question:focus-visible,input:focus-visible{outline:3px solid rgba(243,167,18,.4);outline-offset:3px}
    .page-hero{position:relative;overflow:hidden;background:var(--warm);border-bottom:1px solid var(--line)}
    .page-hero:before{content:"";position:absolute;right:-90px;top:-180px;width:420px;height:420px;border-radius:50%;background:#ffe2a0}
    .page-hero:after{content:"";position:absolute;left:0;bottom:0;width:230px;height:90px;opacity:.55;background-image:radial-gradient(#dfc47f 1px,transparent 1px);background-size:13px 13px}
    .hero-inner{position:relative;z-index:1;padding:68px 0 72px;display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}
    .breadcrumb{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:20px}
    .breadcrumb a:hover{text-decoration:underline;text-underline-offset:4px}
    .breadcrumb .current{color:var(--ink-2);font-weight:700}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);background:var(--green-soft);border-radius:100px;padding:6px 12px;font-size:13px;font-weight:700;margin-bottom:18px}
    .eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--amber-deep)}
    h1,h2,h3,p{margin-top:0}
    .hero-inner h1{font-size:clamp(34px,4.5vw,58px);line-height:1.16;letter-spacing:-2px;margin-bottom:20px;max-width:650px}
    .hero-inner h1 span{color:var(--amber-deep)}
    .hero-lead{font-size:18px;color:var(--muted);max-width:610px;margin-bottom:27px}
    .hero-note{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;margin-top:18px}
    .hero-note b{color:var(--green)}
    .guide-panel{background:var(--green);color:#fff8e9;border-radius:var(--radius-lg);padding:29px;box-shadow:var(--shadow);transform:rotate(1.5deg)}
    .guide-panel .panel-label{font-size:12px;color:#cbd8ce;letter-spacing:.12em;text-transform:uppercase;font-weight:800}
    .guide-panel h2{font-size:25px;line-height:1.35;margin:12px 0 20px}
    .panel-row{display:flex;align-items:center;gap:13px;padding:13px 0;border-top:1px solid rgba(255,255,255,.13);font-size:14px}
    .panel-row b{width:30px;height:30px;display:grid;place-items:center;border-radius:9px;background:var(--amber);color:var(--ink);font-size:13px}
    .section{padding:78px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}
    .section-kicker{font-size:12px;color:var(--amber-deep);font-weight:900;letter-spacing:.12em;text-transform:uppercase;margin-bottom:7px}
    .section h2{font-size:31px;line-height:1.3;letter-spacing:-.8px;margin-bottom:0}
    .section-intro{max-width:555px;color:var(--muted);font-size:15px}
    .guide-layout{display:grid;grid-template-columns:280px 1fr;gap:25px;align-items:start}
    .guide-nav{position:sticky;top:110px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px}
    .guide-nav a{display:flex;gap:12px;align-items:center;padding:14px 13px;border-radius:11px;font-size:14px;color:var(--muted);transition:.2s ease}
    .guide-nav a:hover,.guide-nav a.active{background:var(--amber-soft);color:var(--ink);font-weight:800}
    .guide-nav a span{font-size:12px;color:var(--amber-deep);font-weight:900}
    .guide-content{display:grid;gap:15px}
    .guide-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px 27px;box-shadow:var(--shadow-sm);transition:.2s ease}
    .guide-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .guide-card h3{font-size:20px;margin-bottom:8px}
    .guide-card p{color:var(--muted);font-size:15px;margin-bottom:0}
    .guide-card .card-meta{display:flex;gap:10px;align-items:center;color:var(--amber-deep);font-size:12px;font-weight:800;margin-bottom:9px}
    .guide-card .card-meta span{width:26px;height:26px;background:var(--amber-soft);border-radius:8px;display:grid;place-items:center}
    .steps-section{background:#fbf8f2}
    .steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
    .step-card{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:27px 24px 25px}
    .step-number{font-size:45px;font-weight:900;line-height:1;color:#e8d6ac;margin-bottom:19px}
    .step-card h3{font-size:18px;margin-bottom:8px}
    .step-card p{color:var(--muted);font-size:14px;margin:0}
    .info-band{display:grid;grid-template-columns:1.1fr .9fr;gap:25px;align-items:stretch}
    .notice{background:var(--amber-soft);border:1px solid #efd38e;border-radius:var(--radius);padding:28px}
    .notice h3{font-size:20px;margin-bottom:9px}
    .notice p{color:#66552b;font-size:14px;margin-bottom:0}
    .check-list{background:var(--green);color:#fff8e9;border-radius:var(--radius);padding:28px}
    .check-list h3{font-size:20px;margin-bottom:14px}
    .check-list ul{padding:0;margin:0;list-style:none;display:grid;gap:10px}
    .check-list li{font-size:14px;color:#dce7dc;display:flex;gap:10px}
    .check-list li:before{content:"✓";color:var(--amber);font-weight:900}
    .faq-section{background:var(--warm)}
    .faq-list{max-width:850px;margin:0 auto;border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;padding:21px 4px;background:transparent;display:flex;justify-content:space-between;align-items:center;text-align:left;color:var(--ink);font-weight:800;font-size:16px}
    .faq-question span:last-child{font-size:22px;color:var(--amber-deep);font-weight:400;transition:.2s ease}
    .faq-answer{display:none;padding:0 35px 20px 4px;color:var(--muted);font-size:14px}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .cta-section{padding:68px 0}
    .cta-box{background:var(--green);color:#fff8e9;border-radius:var(--radius-lg);padding:38px 42px;display:flex;align-items:center;justify-content:space-between;gap:25px}
    .cta-box h2{font-size:28px;line-height:1.3;margin-bottom:8px}
    .cta-box p{color:#cdd9ce;font-size:14px;margin:0}
    .site-footer{background:var(--ink);color:#fff8e9;padding:56px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr 1fr;gap:35px;padding-bottom:42px}
    .footer-brand .logo{margin-bottom:18px}
    .footer-brand p{color:#aeb6aa;max-width:340px;font-size:13px;margin:0}
    .footer-title{font-size:14px;font-weight:800;margin:8px 0 16px;color:#fff8e9}
    .footer-links{display:grid;gap:8px}
    .footer-links a{font-size:13px;color:#aeb6aa;transition:.2s ease}
    .footer-links a:hover{color:var(--amber);padding-left:3px}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;gap:18px;color:#8f998d;font-size:12px}
    @media(max-width:1024px){
      .navbar{gap:14px}.logo{min-width:225px}.nav-link{padding-left:8px;padding-right:8px;font-size:13px}
      .hero-inner{gap:35px}.guide-layout{grid-template-columns:230px 1fr}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .top-strip .container{height:30px}.top-strip span:last-child{display:none}
      .navbar{height:70px;justify-content:space-between}.logo{min-width:0}.logo-main{font-size:15px}.logo-mark{width:35px;height:35px}
      .menu-toggle{display:block}.nav-menu{display:none;position:absolute;left:16px;right:16px;top:72px;padding:10px;background:var(--paper);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}
      .nav-menu.show{display:flex}.nav-link{padding:13px 15px;border-bottom:1px solid var(--line)}.nav-link:after{display:none}.nav-cta{text-align:center;margin:10px 0;padding:13px}
      .hero-inner{grid-template-columns:1fr;padding:50px 0 55px;gap:32px}.hero-inner h1{font-size:39px;letter-spacing:-1.4px}.hero-lead{font-size:16px}.guide-panel{transform:none}
      .section{padding:58px 0}.section-head{display:block}.section-intro{margin-top:12px}.guide-layout,.info-band{grid-template-columns:1fr}.guide-nav{position:static;display:flex;overflow-x:auto;gap:5px;padding:8px}.guide-nav a{white-space:nowrap;padding:11px}.guide-content{margin-top:4px}
      .steps-grid{grid-template-columns:1fr}.step-card{padding:22px}.cta-box{display:block;padding:30px 25px}.cta-box .btn{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-brand{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}
    }
    @media(max-width:480px){
      .hero-inner h1{font-size:34px}.action-row{display:grid;grid-template-columns:1fr}.btn{width:100%}.section h2{font-size:27px}.guide-card{padding:21px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}
    }

/* roulang page: category4 */
:root{
      --amber:#f3a712;
      --amber-deep:#d98500;
      --amber-soft:#fff3d6;
      --ink:#20231f;
      --ink-2:#30352f;
      --muted:#72766f;
      --paper:#fffdf8;
      --warm:#f5f1e9;
      --line:#e8e0d2;
      --green:#284b43;
      --green-soft:#e8f0eb;
      --red-soft:#fff0e8;
      --shadow:0 16px 45px rgba(39,35,25,.08);
      --shadow-sm:0 7px 22px rgba(39,35,25,.07);
      --radius:16px;
      --radius-lg:24px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;background:var(--paper);color:var(--ink);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
      font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    a:hover{color:var(--amber-deep)}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .top-strip{background:var(--green);color:#e9f0e9;font-size:12px}
    .top-strip .container{min-height:34px;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .top-strip strong{color:var(--amber)}
    .site-header{background:rgba(255,253,248,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
    .navbar{min-height:82px;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:12px;min-width:255px}
    .logo-mark{width:39px;height:39px;border-radius:12px;background:var(--amber);color:var(--ink);display:grid;place-items:center;font-weight:900;font-size:19px;box-shadow:4px 4px 0 #f9d782}
    .logo-text{display:flex;flex-direction:column;line-height:1.2}
    .logo-main{font-weight:800;font-size:17px;letter-spacing:-.4px}
    .logo-sub{font-size:11px;color:var(--muted);margin-top:4px}
    .nav-menu{display:flex;align-items:center;gap:4px;flex:1}
    .nav-link{position:relative;padding:27px 12px;color:#555950;font-size:14px;white-space:nowrap;transition:.2s ease}
    .nav-link:after{content:"";position:absolute;height:3px;left:12px;right:12px;bottom:17px;background:var(--amber);transform:scaleX(0);border-radius:4px;transition:.2s ease}
    .nav-link:hover,.nav-link.active{color:var(--ink)}
    .nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}
    .nav-cta{background:var(--amber);color:var(--ink);font-weight:800;border-radius:10px;padding:12px 18px;font-size:14px;white-space:nowrap;transition:.2s ease}
    .nav-cta:hover{color:var(--ink);background:#ffbd31;transform:translateY(-2px);box-shadow:var(--shadow-sm)}
    .menu-toggle{display:none;background:transparent;font-size:27px;color:var(--ink);padding:8px}
    .hero{background:var(--warm);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
    .hero:before{content:"";position:absolute;width:370px;height:370px;right:-120px;top:-190px;border-radius:50%;background:#ffe1a0}
    .hero:after{content:"";position:absolute;left:0;bottom:0;width:220px;height:90px;opacity:.55;background-image:radial-gradient(#dfc47f 1px,transparent 1px);background-size:13px 13px}
    .hero-inner{position:relative;z-index:1;padding:72px 0 78px;display:grid;grid-template-columns:1fr 390px;gap:70px;align-items:center}
    .breadcrumb{display:flex;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:13px;margin-bottom:22px}
    .breadcrumb a:hover{text-decoration:underline;text-underline-offset:4px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);background:var(--green-soft);border-radius:100px;padding:6px 12px;font-size:13px;font-weight:700;margin-bottom:18px}
    .eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--amber-deep)}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(34px,4.2vw,57px);line-height:1.16;letter-spacing:-2px;margin-bottom:20px;max-width:720px}
    h1 span{color:var(--amber-deep)}
    .hero-lead{font-size:18px;color:var(--muted);max-width:650px;margin-bottom:27px}
    .action-row{display:flex;flex-wrap:wrap;gap:12px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 21px;border-radius:11px;font-weight:800;font-size:14px;transition:.2s ease;border:1px solid transparent}
    .btn-primary{background:var(--amber);color:var(--ink)}
    .btn-primary:hover{color:var(--ink);background:#ffbd31;transform:translateY(-2px);box-shadow:0 8px 18px rgba(215,143,13,.22)}
    .btn-secondary{background:var(--paper);border-color:var(--line);color:var(--ink-2)}
    .btn-secondary:hover{background:#fff;color:var(--amber-deep);border-color:#e4bd62;transform:translateY(-2px)}
    .btn:focus-visible,.nav-link:focus-visible,.faq-question:focus-visible,input:focus-visible{outline:3px solid rgba(243,167,18,.4);outline-offset:3px}
    .notice-board{background:var(--green);color:#fff8e9;border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow);position:relative;overflow:hidden}
    .notice-board:after{content:"公告";position:absolute;right:-14px;bottom:-22px;font-size:100px;line-height:1;color:rgba(255,255,255,.06);font-weight:900}
    .board-label{color:var(--amber);font-size:12px;font-weight:800;letter-spacing:.12em}
    .notice-board h2{font-size:25px;line-height:1.35;margin:13px 0 20px}
    .board-row{display:flex;justify-content:space-between;gap:14px;padding:13px 0;border-top:1px solid rgba(255,255,255,.14);font-size:13px}
    .board-row span{color:#b9c7ba}.board-row strong{font-weight:700}
    .section{padding:78px 0}
    .section.alt{background:#fbf8f2}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}
    .section-kicker{font-size:12px;color:var(--amber-deep);font-weight:900;letter-spacing:.12em;margin-bottom:7px}
    h2{font-size:31px;line-height:1.3;letter-spacing:-.8px;margin-bottom:8px}
    .section-intro{max-width:590px;color:var(--muted);font-size:15px;margin-bottom:0}
    .text-link{font-size:14px;font-weight:800;color:var(--green);white-space:nowrap}
    .text-link:hover{text-decoration:underline;text-underline-offset:5px}
    .timeline{position:relative;max-width:930px;margin:0 auto}
    .timeline:before{content:"";position:absolute;left:108px;top:18px;bottom:18px;width:2px;background:#eadbbd}
    .timeline-item{display:grid;grid-template-columns:108px 1fr;gap:30px;position:relative;padding-bottom:24px}
    .timeline-item:last-child{padding-bottom:0}
    .timeline-date{font-size:13px;color:var(--muted);padding-top:20px;text-align:right;padding-right:25px}
    .timeline-dot{position:absolute;left:101px;top:20px;width:16px;height:16px;border:4px solid var(--paper);border-radius:50%;background:var(--amber);box-shadow:0 0 0 1px #e5c87d}
    .timeline-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:23px 25px;transition:.2s ease}
    .timeline-card:hover{transform:translateX(4px);box-shadow:var(--shadow-sm);border-color:#e4bd62}
    .status{display:inline-flex;align-items:center;border-radius:100px;padding:4px 10px;font-size:12px;font-weight:800;margin-bottom:10px}
    .status.current{background:var(--green-soft);color:var(--green)}
    .status.closed{background:#efeee9;color:#77766f}
    .status.pending{background:var(--amber-soft);color:#8b6100}
    .timeline-card h3{font-size:20px;margin-bottom:7px}
    .timeline-card p{color:var(--muted);font-size:14px;margin-bottom:10px}
    .card-meta{font-size:12px;color:var(--muted);display:flex;gap:18px;flex-wrap:wrap}
    .feature-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:stretch}
    .feature-panel{background:var(--green);color:#fff8e9;border-radius:var(--radius-lg);padding:34px}
    .feature-panel h2{color:#fff8e9;margin-bottom:16px}
    .feature-panel p{color:#cbd8cd;font-size:15px}
    .check-list{display:grid;gap:12px;margin:24px 0 0;padding:0}
    .check-list li{list-style:none;display:flex;gap:11px;color:#e8f0e8;font-size:14px}
    .check-list li:before{content:"✓";display:grid;place-items:center;flex:0 0 22px;height:22px;border-radius:7px;background:var(--amber);color:var(--ink);font-weight:900}
    .rule-card{background:var(--amber-soft);border:1px solid #efd28c;border-radius:var(--radius-lg);padding:30px}
    .rule-card h3{font-size:22px;margin-bottom:12px}
    .rule-card p{color:#6f5a28;font-size:14px}
    .rule-list{margin:0;padding-left:20px;color:#6f5a28;font-size:14px}
    .rule-list li{margin:8px 0}
    .index-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}
    .index-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;min-height:180px;transition:.2s ease}
    .index-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:#e4bd62}
    .index-number{color:var(--amber-deep);font-size:13px;font-weight:900;letter-spacing:.12em}
    .index-card h3{font-size:18px;margin:10px 0 7px}
    .index-card p{font-size:13px;color:var(--muted);margin-bottom:16px}
    .faq-list{max-width:900px;margin:0 auto;border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;background:transparent;text-align:left;padding:21px 4px;display:flex;align-items:center;justify-content:space-between;gap:20px;color:var(--ink);font-weight:800;font-size:16px}
    .faq-question:after{content:"+";font-size:25px;color:var(--amber-deep);font-weight:400;transition:.2s}
    .faq-item[open] .faq-question:after{content:"−"}
    .faq-answer{color:var(--muted);font-size:14px;padding:0 42px 21px 4px}
    .cta{background:var(--amber);padding:44px 0}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px}
    .cta h2{margin-bottom:7px}
    .cta p{margin:0;color:#6b500f;font-size:14px}
    .cta .btn{background:var(--ink);color:#fff8e9}
    .cta .btn:hover{background:var(--green);color:#fff8e9}
    .site-footer{background:var(--ink);color:#c8d0c6;padding:57px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.65fr 1fr 1fr 1fr;gap:35px;padding-bottom:42px}
    .footer-brand .logo{min-width:0;margin-bottom:18px}
    .footer-brand p{font-size:13px;line-height:1.8;color:#9ea69d;max-width:330px}
    .footer-title{color:#fff8e9;font-size:14px;font-weight:800;margin:8px 0 14px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{font-size:13px;color:#9ea69d;transition:.2s ease}
    .footer-links a:hover{color:var(--amber);padding-left:3px}
    .footer-bottom{border-top:1px solid #3a403a;padding-top:20px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:#858d84;font-size:12px}
    @media (max-width:1024px){
      .navbar{gap:15px}.logo{min-width:225px}.nav-link{padding-left:8px;padding-right:8px;font-size:13px}
      .nav-link:after{left:8px;right:8px}.nav-cta{padding:11px 13px}
      .hero-inner{grid-template-columns:1fr 350px;gap:35px}.footer-grid{grid-template-columns:1.4fr repeat(3,1fr)}
    }
    @media (max-width:768px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .top-strip .container{min-height:32px}.top-strip span:last-child{display:none}
      .navbar{min-height:70px;justify-content:space-between}.menu-toggle{display:block}
      .nav-menu{display:none;position:absolute;left:0;right:0;top:70px;background:var(--paper);border-bottom:1px solid var(--line);padding:10px 16px 18px;box-shadow:var(--shadow-sm);flex-direction:column;align-items:stretch}
      .nav-menu.open{display:flex}.nav-link{padding:13px 10px}.nav-link:after{left:10px;right:auto;width:28px;bottom:6px}
      .nav-cta{text-align:center;margin-top:8px}.hero-inner{grid-template-columns:1fr;padding:52px 0 60px;gap:32px}
      h1{letter-spacing:-1.2px}.hero-lead{font-size:16px}.notice-board{max-width:520px}
      .section{padding:58px 0}.section-head{display:block}.section-head .text-link{display:inline-block;margin-top:16px}
      .feature-grid{grid-template-columns:1fr}.index-grid{grid-template-columns:1fr 1fr}
      .cta-inner{display:block}.cta .btn{margin-top:20px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-brand{grid-column:1/-1}
    }
    @media (max-width:520px){
      .logo{min-width:0}.logo-main{font-size:14px}.logo-sub{font-size:10px}.logo-mark{width:35px;height:35px}
      h1{font-size:34px}.hero:before{width:260px;height:260px}
      .timeline:before{left:13px}.timeline-item{display:block;padding-left:42px;padding-bottom:22px}.timeline-date{text-align:left;padding:0 0 8px;font-size:12px}.timeline-dot{left:6px;top:2px}
      .timeline-card{padding:19px}.timeline-card h3{font-size:18px}.feature-panel,.rule-card{padding:24px}
      .index-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}
      .footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}
    }

/* roulang page: category5 */
:root{
      --amber:#f3a712;
      --amber-deep:#d98500;
      --amber-soft:#fff3d6;
      --ink:#20231f;
      --ink-2:#30352f;
      --muted:#72766f;
      --paper:#fffdf8;
      --warm:#f5f1e9;
      --line:#e8e0d2;
      --green:#284b43;
      --green-soft:#e8f0eb;
      --shadow:0 16px 45px rgba(39,35,25,.08);
      --shadow-sm:0 7px 22px rgba(39,35,25,.07);
      --radius:16px;
      --radius-lg:24px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;background:var(--paper);color:var(--ink);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    a:hover{color:var(--amber-deep)}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .notice-bar{background:var(--green);color:#e8f0e8;font-size:12px}
    .notice-inner{min-height:34px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .notice-inner span{display:inline-flex;align-items:center;gap:8px}
    .notice-dot{width:7px;height:7px;border-radius:50%;background:var(--amber)}
    .site-header{background:rgba(255,253,248,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
    .navbar{height:82px;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:12px;min-width:255px}
    .logo-mark{width:39px;height:39px;border-radius:12px;background:var(--amber);color:var(--ink);display:grid;place-items:center;font-weight:900;font-size:19px;box-shadow:4px 4px 0 #f9d782}
    .logo-text{display:flex;flex-direction:column;line-height:1.2}
    .logo-main{font-weight:800;font-size:17px;letter-spacing:-.4px}
    .logo-sub{font-size:11px;color:var(--muted);margin-top:4px}
    .nav-menu{display:flex;align-items:center;gap:5px;flex:1}
    .nav-link{position:relative;padding:27px 11px;color:#555950;font-size:14px;white-space:nowrap;transition:.2s ease}
    .nav-link:after{content:"";position:absolute;height:3px;left:11px;right:11px;bottom:17px;background:var(--amber);transform:scaleX(0);transform-origin:center;transition:.2s ease;border-radius:4px}
    .nav-link:hover,.nav-link.active{color:var(--ink)}
    .nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}
    .nav-cta{background:var(--amber);color:var(--ink);font-weight:800;border-radius:10px;padding:12px 17px;font-size:14px;white-space:nowrap;transition:.2s ease}
    .nav-cta:hover{background:#ffbd31;color:var(--ink);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
    .menu-toggle{display:none;background:transparent;font-size:26px;color:var(--ink)}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 21px;border-radius:11px;font-weight:800;font-size:14px;transition:.2s ease;border:1px solid transparent}
    .btn-primary{background:var(--amber);color:var(--ink)}
    .btn-primary:hover{color:var(--ink);background:#ffbd31;transform:translateY(-2px);box-shadow:0 8px 18px rgba(215,143,13,.22)}
    .btn-secondary{background:var(--paper);border-color:var(--line);color:var(--ink-2)}
    .btn-secondary:hover{background:#fff;color:var(--amber-deep);border-color:#e4bd62;transform:translateY(-2px)}
    .btn:focus-visible,.nav-link:focus-visible,.faq-question:focus-visible,input:focus-visible{outline:3px solid rgba(243,167,18,.4);outline-offset:3px}
    .page-hero{background:var(--warm);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
    .page-hero:before{content:"";position:absolute;right:-100px;top:-150px;width:390px;height:390px;border-radius:50%;background:#ffe3a2}
    .page-hero:after{content:"";position:absolute;left:0;bottom:0;width:250px;height:90px;opacity:.55;background-image:radial-gradient(#dfc47f 1px,transparent 1px);background-size:13px 13px}
    .hero-content{position:relative;z-index:1;padding:72px 0 78px;max-width:800px}
    .breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:25px}
    .breadcrumb a:hover{text-decoration:underline;text-underline-offset:4px}
    .breadcrumb .current{color:var(--ink-2)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);background:var(--green-soft);border-radius:100px;padding:6px 12px;font-size:13px;font-weight:700;margin-bottom:18px}
    .eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--amber-deep)}
    .hero-content h1{font-size:clamp(34px,5vw,56px);line-height:1.18;letter-spacing:-2px;margin:0 0 20px;max-width:760px}
    .hero-content h1 span{color:var(--amber-deep)}
    .hero-lead{font-size:18px;color:var(--muted);max-width:700px;margin:0}
    .hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:27px}
    .tag{display:inline-flex;align-items:center;background:#fff;border:1px solid var(--line);color:var(--green);border-radius:100px;padding:7px 13px;font-size:12px;font-weight:700}
    .section{padding:78px 0}
    .section-soft{background:#fbf8f2}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}
    .section-kicker{font-size:12px;color:var(--amber-deep);font-weight:900;letter-spacing:.12em;margin-bottom:7px}
    .section h2{font-size:31px;line-height:1.3;letter-spacing:-.8px;margin:0}
    .section-intro{max-width:570px;color:var(--muted);font-size:15px;margin:8px 0 0}
    .faq-layout{display:grid;grid-template-columns:280px 1fr;gap:48px;align-items:start}
    .topic-menu{background:var(--green);color:#fff8e9;border-radius:var(--radius-lg);padding:25px;position:sticky;top:110px}
    .topic-menu h3{font-size:18px;margin:0 0 18px}
    .topic-menu a{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.15);font-size:14px;color:#e3ebe1;transition:.2s ease}
    .topic-menu a:last-child{border-bottom:0}
    .topic-menu a:hover{color:var(--amber);padding-left:5px}
    .topic-menu b{color:var(--amber);font-size:12px}
    .faq-group{margin-bottom:36px}
    .faq-group:last-child{margin-bottom:0}
    .faq-group-title{display:flex;align-items:center;gap:12px;font-size:20px;margin:0 0 13px}
    .group-mark{display:grid;place-items:center;width:31px;height:31px;border-radius:9px;background:var(--amber-soft);color:var(--amber-deep);font-size:13px;font-weight:900}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line);background:#fff}
    .faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;text-align:left;background:transparent;color:var(--ink);padding:19px 20px;font-size:16px;font-weight:800;transition:.2s ease}
    .faq-question:hover{background:#fffaf0;color:var(--amber-deep)}
    .faq-icon{width:25px;height:25px;display:grid;place-items:center;border-radius:50%;background:var(--warm);color:var(--green);font-size:20px;line-height:1;flex:none}
    .faq-answer{padding:0 56px 20px 20px;color:var(--muted);font-size:14px}
    .faq-answer p{margin:0}
    .faq-item:not(:first-child) .faq-answer{display:none}
    .search-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);margin-bottom:34px}
    .search-label{display:block;font-size:13px;font-weight:800;margin-bottom:9px;color:var(--ink-2)}
    .search-row{display:flex;gap:10px}
    .search-input{width:100%;height:48px;border:1px solid var(--line);border-radius:10px;background:#fffdf9;padding:0 15px;color:var(--ink);transition:.2s ease}
    .search-input::placeholder{color:#a3a69f}
    .search-input:focus{border-color:var(--amber);box-shadow:0 0 0 4px rgba(243,167,18,.12);outline:0}
    .safety-card{background:var(--amber-soft);border:1px solid #f1d894;border-radius:var(--radius);padding:24px 27px;display:flex;gap:18px;align-items:flex-start}
    .safety-icon{width:38px;height:38px;border-radius:12px;background:var(--amber);display:grid;place-items:center;font-weight:900;flex:none}
    .safety-card h3{font-size:18px;margin:0 0 5px}
    .safety-card p{color:#6d5a2d;font-size:14px;margin:0}
    .cta-section{padding:70px 0}
    .cta-box{background:var(--green);border-radius:var(--radius-lg);padding:42px 48px;color:#fff8e9;display:flex;justify-content:space-between;align-items:center;gap:30px;position:relative;overflow:hidden}
    .cta-box:after{content:"";position:absolute;right:-40px;bottom:-90px;width:240px;height:240px;border:42px solid rgba(243,167,18,.16);border-radius:50%}
    .cta-box h2{font-size:29px;line-height:1.3;margin:0 0 9px;position:relative;z-index:1}
    .cta-box p{color:#cdd8ce;margin:0;max-width:650px;font-size:14px;position:relative;z-index:1}
    .cta-box .btn{position:relative;z-index:1;flex:none}
    .site-footer{background:#202b27;color:#d7dfd6;padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:35px;padding-bottom:43px}
    .footer-brand .logo{min-width:0;margin-bottom:17px}
    .footer-brand p{color:#9ea69d;font-size:13px;max-width:320px;margin:0}
    .footer-title{color:#fff8e9;font-size:14px;font-weight:800;margin:7px 0 14px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{font-size:13px;color:#aeb9af;transition:.2s ease}
    .footer-links a:hover{color:var(--amber);padding-left:3px}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#8f9b91;font-size:12px}
    @media(max-width:1024px){
      .navbar{gap:15px}.logo{min-width:220px}.nav-link{padding-left:7px;padding-right:7px;font-size:13px}
      .nav-link:after{left:7px;right:7px}.faq-layout{grid-template-columns:230px 1fr;gap:28px}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .notice-inner{min-height:38px}.notice-inner span:last-child{display:none}
      .navbar{height:70px;justify-content:space-between}.logo{min-width:0}.logo-main{font-size:15px}.logo-sub{font-size:10px}
      .menu-toggle{display:block}.nav-menu{display:none;position:absolute;left:16px;right:16px;top:78px;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:8px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav-menu.show{display:flex}.nav-link{padding:13px 15px}.nav-link:after{display:none}.nav-cta{text-align:center;margin:5px}
      .hero-content{padding:55px 0 60px}.hero-content h1{letter-spacing:-1.3px}.hero-lead{font-size:16px}
      .section{padding:58px 0}.section-head{display:block}.section h2{font-size:27px}.faq-layout{display:block}.topic-menu{position:static;margin-bottom:25px}.topic-menu div{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}
      .search-row{display:block}.search-row .btn{width:100%;margin-top:10px}.cta-box{display:block;padding:34px 27px}.cta-box .btn{margin-top:24px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:7px}
    }
    @media(max-width:520px){
      .logo-mark{width:35px;height:35px;border-radius:10px}.logo-main{font-size:14px}.hero-meta{gap:7px}.tag{font-size:11px}
      .faq-question{padding:16px 14px;font-size:14px}.faq-answer{padding:0 40px 17px 14px;font-size:13px}
      .safety-card{padding:20px;display:block}.safety-icon{margin-bottom:12px}
      .footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.footer-grid{padding-bottom:30px}
    }

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