/* roulang page: index */
:root{
      --plum:#321b35;
      --plum-deep:#241326;
      --plum-soft:#59364f;
      --jade:#789a91;
      --jade-pale:#e6efeb;
      --coral:#d57658;
      --amber:#e6aa67;
      --paper:#f6f1e9;
      --paper-2:#fbf9f5;
      --ink:#2d2930;
      --muted:#756f76;
      --line:#e5ddd4;
      --white:#fffdf9;
      --radius:18px;
      --shadow:0 18px 45px rgba(52,27,53,.09);
      --shadow-sm:0 8px 22px rgba(52,27,53,.06);
      --ease:all .28s ease;
    }
    *,*:before,*:after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid rgba(230,170,103,.8);outline-offset:3px}
    .container{width:min(1160px,calc(100% - 48px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(251,249,245,.94);border-bottom:1px solid rgba(229,221,212,.85);backdrop-filter:blur(14px)}
    .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .brand{display:flex;align-items:center;gap:12px;min-width:max-content}
    .brand-mark{width:38px;height:38px;border-radius:12px 12px 12px 4px;background:var(--plum);position:relative;box-shadow:inset -7px -7px 0 rgba(120,154,145,.35)}
    .brand-mark:after{content:"";position:absolute;width:10px;height:10px;border:2px solid var(--amber);border-radius:50%;right:7px;top:7px}
    .brand-name{font-weight:800;letter-spacing:.02em;color:var(--plum);font-size:17px}
    .brand-sub{font-size:11px;color:var(--muted);display:block;line-height:1.2;margin-top:1px}
    .nav-list{display:flex;align-items:center;gap:5px;margin:0;padding:0;list-style:none}
    .nav-list a{display:block;padding:10px 14px;border-radius:10px;color:#5d555f;font-size:14px;transition:var(--ease)}
    .nav-list a:hover,.nav-list a.active{color:var(--plum);background:var(--jade-pale)}
    .nav-list a.active{font-weight:700}
    .nav-action{padding:11px 17px!important;background:var(--plum)!important;color:#fff!important;border-radius:11px!important}
    .nav-action:hover{background:var(--coral)!important;transform:translateY(-2px)}
    .menu-toggle{display:none;border:0;background:var(--jade-pale);color:var(--plum);width:42px;height:42px;border-radius:11px}
    .hero{background:var(--plum-deep);color:#fff8f1;position:relative;overflow:hidden}
    .hero:before{content:"";position:absolute;width:460px;height:460px;border:1px solid rgba(230,170,103,.25);border-radius:50%;right:-150px;top:-170px}
    .hero:after{content:"";position:absolute;width:220px;height:220px;border:1px solid rgba(120,154,145,.3);border-radius:50%;right:80px;bottom:-150px}
    .hero-inner{min-height:550px;display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center;position:relative;z-index:1}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--amber);font-size:13px;font-weight:700;letter-spacing:.08em}
    .eyebrow:before{content:"";width:26px;height:1px;background:var(--amber)}
    h1,h2,h3{margin:0;color:var(--plum);line-height:1.25;letter-spacing:-.025em}
    .hero h1{color:#fff8f1;font-size:clamp(36px,5vw,64px);max-width:680px;margin:18px 0 20px}
    .hero-copy{color:#d8cad4;font-size:18px;max-width:600px;margin:0 0 30px}
    .button-row{display:flex;flex-wrap:wrap;gap:12px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 20px;border-radius:11px;border:1px solid transparent;font-weight:700;font-size:14px;transition:var(--ease)}
    .btn-primary{background:var(--coral);color:#fff}
    .btn-primary:hover{background:#bf6048;transform:translateY(-2px);box-shadow:0 8px 18px rgba(213,118,88,.25)}
    .btn-light{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.25);color:#fff8f1}
    .btn-light:hover{background:#fff;color:var(--plum)}
    .btn-soft{background:var(--jade-pale);color:var(--plum)}
    .btn-soft:hover{background:var(--jade);color:#fff}
    .btn-text{color:var(--coral);padding-left:0;padding-right:0;min-height:auto}
    .hero-panel{border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);border-radius:24px;padding:28px;box-shadow:0 20px 60px rgba(0,0,0,.16)}
    .panel-kicker{font-size:12px;color:var(--amber);margin-bottom:10px}
    .hero-panel h2{color:#fff;font-size:25px;margin-bottom:22px}
    .entry-box{border-top:1px solid rgba(255,255,255,.15);padding-top:16px;margin-top:16px;display:flex;justify-content:space-between;gap:18px}
    .entry-box strong{display:block;color:#fff;font-size:15px}
    .entry-box span{color:#cbbec9;font-size:13px}
    .hero-note{margin-top:28px;display:flex;gap:10px;color:#cbbec9;font-size:12px}
    .section{padding:92px 0}
    .section-alt{background:var(--paper-2)}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:32px}
    .section-head h2{font-size:clamp(27px,3vw,40px)}
    .section-head p{max-width:510px;color:var(--muted);margin:0}
    .quick-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr 1.1fr;gap:12px}
    .quick-item{padding:22px 20px;border:1px solid var(--line);background:var(--white);border-radius:14px;transition:var(--ease)}
    .quick-item:hover{border-color:var(--jade);transform:translateY(-4px);box-shadow:var(--shadow-sm)}
    .quick-no{color:var(--coral);font-size:12px;font-weight:800}
    .quick-item h3{font-size:17px;margin:8px 0 5px}
    .quick-item p{color:var(--muted);font-size:13px;margin:0;line-height:1.6}
    .split{display:grid;grid-template-columns:5fr 7fr;gap:58px;align-items:start}
    .section-label{font-size:13px;color:var(--coral);font-weight:800;margin-bottom:11px}
    .lead-title{font-size:clamp(28px,3.4vw,43px);margin-bottom:17px}
    .lead-copy{color:var(--muted);margin:0 0 22px}
    .path{border-left:1px solid var(--line);padding-left:30px}
    .path-step{position:relative;padding:0 0 27px 25px}
    .path-step:last-child{padding-bottom:0}
    .path-step:before{content:"";position:absolute;left:-37px;top:5px;width:13px;height:13px;background:var(--coral);border:4px solid var(--paper-2);outline:1px solid var(--coral);border-radius:50%}
    .path-step h3{font-size:18px;margin-bottom:5px}
    .path-step p{margin:0;color:var(--muted);font-size:14px}
    .download{background:var(--jade-pale)}
    .download-panel{display:grid;grid-template-columns:1fr .9fr;gap:48px;align-items:center}
    .device-card{min-height:285px;background:var(--plum);border-radius:26px;padding:30px;color:#fff;position:relative;overflow:hidden}
    .device-card:after{content:"";position:absolute;width:210px;height:210px;border:1px solid rgba(230,170,103,.35);border-radius:50%;right:-65px;bottom:-70px}
    .device-card h3{color:#fff;font-size:25px;max-width:300px}
    .device-lines{margin-top:28px;display:grid;gap:13px;max-width:310px}
    .device-line{display:flex;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.16);padding-bottom:9px;font-size:13px;color:#d9ccd4}
    .device-line b{color:var(--amber)}
    .download-copy h2{font-size:37px;margin-bottom:15px}
    .download-copy p{color:var(--muted);margin-top:0}
    .download-notice{font-size:13px;color:var(--plum);background:#fff;border-left:3px solid var(--coral);padding:13px 15px;margin:20px 0}
    .news-layout{display:grid;grid-template-columns:1.45fr .75fr;gap:24px}
    .news-list{border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:100px 1fr auto;gap:20px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}
    .news-date{font-size:13px;color:var(--muted)}
    .tag{display:inline-block;border-radius:20px;padding:3px 9px;background:var(--jade-pale);color:#4d766d;font-size:11px;font-weight:700}
    .news-item h3{font-size:18px;margin:6px 0 4px}
    .news-item p{font-size:13px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .arrow{font-size:22px;color:var(--coral);transition:var(--ease)}
    .news-item a:hover .arrow{transform:translateX(5px)}
    .news-feature{background:var(--plum);color:#fff;padding:28px;border-radius:18px;min-height:280px;display:flex;flex-direction:column;justify-content:space-between}
    .news-feature h3{color:#fff;font-size:25px;margin:12px 0}
    .news-feature p{color:#d8cad4;font-size:14px;margin:0}
    .news-feature .btn-text{color:var(--amber)}
    .empty-state{padding:26px 0;color:var(--muted)}
    .wide-card{display:grid;grid-template-columns:1.1fr 1fr;gap:0;background:var(--white);border:1px solid var(--line);border-radius:20px;overflow:hidden}
    .visual-block{min-height:270px;background:linear-gradient(135deg,var(--plum),#68465d);position:relative;padding:27px;color:#fff}
    .visual-block:before{content:"澳门";position:absolute;right:20px;bottom:-20px;font-size:120px;font-weight:900;color:rgba(255,255,255,.06)}
    .visual-block h3{color:#fff;font-size:28px;max-width:280px;margin-top:55px}
    .wide-copy{padding:35px}
    .wide-copy p{color:var(--muted);margin-top:12px}
    .info-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px}
    .info-card{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:26px}
    .info-card h3{font-size:21px;margin-bottom:10px}
    .info-card p{color:var(--muted);font-size:14px;margin:0 0 17px}
    .project-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .project{padding:16px;border-left:3px solid var(--jade);background:var(--paper-2)}
    .project b{display:block;margin-bottom:3px}
    .project span{font-size:13px;color:var(--muted)}
    .rule-list{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .rule-card{padding:24px;background:var(--white);border:1px solid var(--line);border-radius:15px}
    .rule-card .number{font-size:27px;color:var(--coral);font-weight:800}
    .rule-card h3{font-size:18px;margin:8px 0}
    .rule-card p{color:var(--muted);font-size:13px;margin:0}
    .help-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:45px}
    .help-list{display:grid;grid-template-columns:repeat(2,1fr);gap:11px}
    .help-list a{background:var(--white);border:1px solid var(--line);padding:17px;border-radius:12px;font-weight:700;font-size:14px;transition:var(--ease)}
    .help-list a:hover{border-color:var(--coral);color:var(--coral)}
    .check-list{list-style:none;padding:0;margin:19px 0 0}
    .check-list li{padding:10px 0 10px 28px;border-bottom:1px solid var(--line);position:relative;color:#5b555c;font-size:14px}
    .check-list li:before{content:"✓";position:absolute;left:0;color:var(--jade);font-weight:900}
    .notice-strip{background:#f2e7dc;border:1px solid #ead3c0;padding:25px;border-radius:15px;display:flex;align-items:center;justify-content:space-between;gap:30px}
    .notice-strip h2{font-size:24px}
    .notice-strip p{margin:6px 0 0;color:var(--muted);font-size:14px}
    .faq-wrap{max-width:850px;margin:0 auto}
    .faq-item{border-top:1px solid var(--line)}
    .faq-question{width:100%;border:0;background:none;text-align:left;padding:21px 42px 21px 0;position:relative;color:var(--ink);font-weight:800;font-size:16px}
    .faq-question:after{content:"+";position:absolute;right:5px;color:var(--coral);font-size:24px;font-weight:400;top:15px}
    .faq-item.open .faq-question:after{content:"−"}
    .faq-answer{display:none;color:var(--muted);font-size:14px;padding:0 40px 22px 0}
    .faq-item.open .faq-answer{display:block}
    .closing{background:var(--plum);color:#fff;padding:50px 0}
    .closing-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .closing h2{color:#fff;font-size:32px}
    .closing p{color:#d8cad4;margin:7px 0 0}
    .footer{background:#211421;color:#cfc1cb;padding:58px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12)}
    .footer .brand-name{color:#fff}
    .footer .brand-sub{color:#a996a4}
    .footer h3{color:#fff;font-size:15px;margin-bottom:15px}
    .footer p{color:#a996a4;font-size:13px;margin:15px 0;max-width:300px}
    .footer-links{list-style:none;padding:0;margin:0;display:grid;gap:8px}
    .footer-links a{font-size:13px;color:#b9aab5;transition:var(--ease)}
    .footer-links a:hover{color:var(--amber)}
    .copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;font-size:12px;color:#8f7e8b}
    .back-top{color:var(--amber)}
    @media(max-width:1024px){
      .nav-list a{padding:9px 9px;font-size:13px}
      .hero-inner{gap:35px}
      .quick-grid{grid-template-columns:repeat(3,1fr)}
      .quick-item:first-child{grid-column:span 2}
    }
    @media(max-width:768px){
      .container{width:min(100% - 34px,620px)}
      .nav-wrap{height:68px}
      .menu-toggle{display:block}
      .nav-list{display:none;position:absolute;left:17px;right:17px;top:75px;background:var(--paper-2);padding:12px;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav-list.show{display:flex}
      .nav-list a{padding:12px 14px}
      .hero-inner,.download-panel,.split,.news-layout,.wide-card,.info-grid,.help-layout{grid-template-columns:1fr}
      .hero-inner{min-height:auto;padding:78px 0 70px}
      .hero h1{font-size:42px}
      .section{padding:65px 0}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .news-feature{min-height:220px}
      .wide-card .visual-block{min-height:210px}
      .rule-list{grid-template-columns:1fr}
      .closing-inner{display:block}
      .closing .button-row{margin-top:22px}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
    }
    @media(max-width:520px){
      body{font-size:15px}
      .brand-name{font-size:15px}
      .brand-sub{display:none}
      .hero h1{font-size:34px}
      .hero-copy{font-size:16px}
      .quick-grid{grid-template-columns:1fr 1fr}
      .quick-item:first-child{grid-column:span 2}
      .news-item{grid-template-columns:1fr auto;gap:5px 12px}
      .news-date{grid-column:1 / -1}
      .project-list,.help-list{grid-template-columns:1fr}
      .download-copy h2{font-size:30px}
      .device-card{min-height:245px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:25px 18px}
      .notice-strip{display:block}
      .notice-strip .btn{margin-top:16px}
    }

/* roulang page: article */
:root{
      --plum:#321b35;
      --plum-deep:#241326;
      --plum-soft:#59364f;
      --jade:#789a91;
      --jade-pale:#e6efeb;
      --coral:#d57658;
      --amber:#e6aa67;
      --paper:#f6f1e9;
      --paper-2:#fbf9f5;
      --ink:#2d2930;
      --muted:#756f76;
      --line:#e5ddd4;
      --white:#fffdf9;
      --radius:18px;
      --shadow:0 18px 45px rgba(52,27,53,.09);
      --shadow-sm:0 8px 22px rgba(52,27,53,.06);
      --ease:all .28s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible{outline:3px solid rgba(213,118,88,.45);outline-offset:3px}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    h1,h2,h3,h4,p{overflow-wrap:anywhere}
    h1,h2,h3,h4{color:var(--plum-deep);line-height:1.3;font-weight:800}
    .container{width:min(1160px,calc(100% - 48px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(251,249,245,.94);border-bottom:1px solid rgba(229,221,212,.85);backdrop-filter:blur(14px)}
    .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .brand{display:flex;align-items:center;gap:12px;min-width:max-content}
    .brand-mark{width:38px;height:38px;border-radius:12px 12px 12px 4px;background:var(--plum);position:relative;box-shadow:inset -7px -7px 0 rgba(120,154,145,.35)}
    .brand-mark:after{content:"";position:absolute;width:10px;height:10px;border:2px solid var(--amber);border-radius:50%;right:7px;top:7px}
    .brand-name{font-weight:800;letter-spacing:.02em;color:var(--plum);font-size:17px}
    .brand-sub{font-size:11px;color:var(--muted);display:block;line-height:1.2;margin-top:1px}
    .nav-list{display:flex;align-items:center;gap:5px;margin:0;padding:0;list-style:none}
    .nav-list a{display:block;padding:10px 14px;border-radius:10px;color:#5d555f;font-size:14px;transition:var(--ease)}
    .nav-list a:hover,.nav-list a.active{color:var(--plum);background:var(--jade-pale)}
    .nav-list a.active{font-weight:700}
    .nav-action{padding:11px 17px!important;background:var(--plum)!important;color:#fff!important;border-radius:11px!important}
    .nav-action:hover{background:var(--coral)!important;transform:translateY(-2px)}
    .menu-toggle{display:none;border:0;background:var(--jade-pale);color:var(--plum);width:42px;height:42px;border-radius:11px}
    .article-cover{background:var(--plum-deep);color:#fff8f1;padding:70px 0 68px;position:relative;overflow:hidden}
    .article-cover:before{content:"";position:absolute;width:430px;height:430px;border:1px solid rgba(230,170,103,.24);border-radius:50%;right:-130px;top:-220px}
    .article-cover:after{content:"";position:absolute;width:190px;height:190px;border:1px solid rgba(120,154,145,.32);border-radius:50%;left:-85px;bottom:-115px}
    .cover-inner{position:relative;z-index:1;max-width:900px}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--amber);font-size:13px;font-weight:700;letter-spacing:.05em}
    .eyebrow:before{content:"";width:26px;height:1px;background:var(--amber)}
    .article-cover h1{color:#fff8f1;font-size:clamp(32px,5vw,58px);margin:18px 0 18px;max-width:880px}
    .cover-summary{color:#d8cad4;font-size:17px;max-width:780px;margin:0 0 24px}
    .meta-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px 22px;color:#cbbec9;font-size:13px}
    .meta-row span{display:inline-flex;align-items:center;gap:7px}
    .tag{display:inline-block;border-radius:20px;padding:3px 10px;background:var(--jade-pale);color:#4d766d;font-size:11px;font-weight:700}
    .cover-meta .tag{background:rgba(230,239,235,.14);color:#bcd8cf;border:1px solid rgba(188,216,207,.28)}
    .breadcrumb-bar{background:var(--paper-2);border-bottom:1px solid var(--line)}
    .breadcrumb{display:flex;align-items:center;gap:9px;min-height:54px;margin:0;padding:0;list-style:none;color:var(--muted);font-size:13px}
    .breadcrumb li:not(:last-child):after{content:"/";margin-left:9px;color:#b1a7a2}
    .breadcrumb a:hover{color:var(--coral)}
    .article-layout{display:grid;grid-template-columns:minmax(0,780px) 270px;gap:70px;align-items:start;padding:72px 0 88px}
    .article-tools{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding:0 0 18px;margin-bottom:30px;color:var(--muted);font-size:13px}
    .tool-links{display:flex;gap:18px}
    .tool-links a{color:var(--plum-soft);font-weight:700}
    .tool-links a:hover{color:var(--coral)}
    .article-body{background:var(--white);border:1px solid var(--line);border-radius:22px;padding:clamp(25px,4vw,52px);box-shadow:var(--shadow-sm)}
    .article-body h2{font-size:30px;margin:34px 0 15px;padding-left:15px;border-left:4px solid var(--coral)}
    .article-body h3{font-size:21px;margin:28px 0 11px;color:var(--plum-soft)}
    .article-body p{margin:0 0 18px;color:#49434a}
    .article-body ul,.article-body ol{padding-left:24px;margin:12px 0 24px;color:#49434a}
    .article-body li{margin:7px 0}
    .article-body blockquote{margin:25px 0;padding:19px 22px;background:var(--jade-pale);border-left:4px solid var(--jade);border-radius:0 12px 12px 0;color:#49645f}
    .article-body img{border-radius:14px;margin:24px auto}
    .article-body table{width:100%;border-collapse:collapse;margin:25px 0;font-size:14px}
    .article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left}
    .article-body th{background:var(--jade-pale);color:var(--plum)}
    .empty-state{text-align:center;padding:55px 20px;color:var(--muted)}
    .empty-state strong{display:block;color:var(--plum);font-size:24px;margin-bottom:14px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 20px;border-radius:11px;border:1px solid transparent;font-weight:700;font-size:14px;transition:var(--ease)}
    .btn-primary{background:var(--coral);color:#fff}
    .btn-primary:hover{background:#bf6048;transform:translateY(-2px);box-shadow:0 8px 18px rgba(213,118,88,.25)}
    .btn-soft{background:var(--jade-pale);color:var(--plum)}
    .btn-soft:hover{background:var(--jade);color:#fff}
    .side-stack{position:sticky;top:105px}
    .side-card{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:23px;margin-bottom:17px}
    .side-card h2{font-size:18px;margin:0 0 14px}
    .side-card p{font-size:13px;color:var(--muted);margin:0 0 15px}
    .side-list{list-style:none;padding:0;margin:0}
    .side-list li{border-top:1px solid var(--line);padding:11px 0;font-size:14px}
    .side-list a{color:var(--plum-soft)}
    .side-list a:hover{color:var(--coral)}
    .notice{margin-top:24px;background:#f4ebe2;border:1px solid #ead6c8;border-radius:16px;padding:20px 22px;color:#71584e;font-size:13px}
    .notice strong{display:block;color:var(--plum);margin-bottom:5px}
    .related-section{padding:72px 0;background:var(--paper-2);border-top:1px solid var(--line)}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:25px}
    .section-head h2{font-size:30px;margin:0}
    .section-head p{color:var(--muted);margin:0}
    .related-list{border-top:1px solid var(--line)}
    .related-item{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:19px 0;border-bottom:1px solid var(--line)}
    .related-item h3{font-size:17px;margin:7px 0 2px}
    .related-item p{font-size:13px;color:var(--muted);margin:0}
    .arrow{font-size:22px;color:var(--coral);transition:var(--ease)}
    .related-item:hover .arrow{transform:translateX(5px)}
    .article-end{padding:35px 0 80px;background:var(--paper-2)}
    .end-panel{display:flex;justify-content:space-between;align-items:center;gap:30px;background:var(--plum);color:#fff;padding:30px 34px;border-radius:20px}
    .end-panel h2{color:#fff8f1;font-size:25px;margin:0 0 7px}
    .end-panel p{color:#d8cad4;margin:0;font-size:14px}
    .end-actions{display:flex;flex-wrap:wrap;gap:10px;flex-shrink:0}
    .footer{background:var(--plum-deep);color:#d8cad4;padding:58px 0 22px}
    .footer .brand-name{color:#fff8f1}
    .footer .brand-sub{color:#bbaab7}
    .footer p{font-size:13px;max-width:300px;margin:18px 0 0;color:#bbaab7}
    .footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:35px}
    .footer h3{color:#fff8f1;font-size:15px;margin:4px 0 14px}
    .footer-links{list-style:none;padding:0;margin:0}
    .footer-links li{margin:7px 0}
    .footer-links a{font-size:13px;color:#bbaab7;transition:var(--ease)}
    .footer-links a:hover{color:var(--amber);padding-left:3px}
    .copyright{display:flex;justify-content:space-between;align-items:center;gap:20px;border-top:1px solid rgba(255,255,255,.13);margin-top:42px;padding-top:18px;color:#a895a4;font-size:12px}
    .back-top{color:var(--amber)}
    .back-top:hover{color:#fff}
    @media(max-width:1024px){
      .nav-list{gap:0}
      .nav-list a{padding-left:10px;padding-right:10px}
      .article-layout{grid-template-columns:minmax(0,1fr) 235px;gap:35px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 34px,620px)}
      .nav-wrap{height:70px}
      .menu-toggle{display:block}
      .nav-list{display:none;position:absolute;left:17px;right:17px;top:78px;background:var(--paper-2);padding:10px;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow)}
      .nav-list.is-open{display:block}
      .nav-list li{margin:3px 0}
      .nav-list a{padding:12px 14px}
      .article-cover{padding:52px 0 48px}
      .article-cover h1{font-size:36px}
      .article-layout{display:block;padding:45px 0 60px}
      .side-stack{position:static;margin-top:28px}
      .side-card{margin-bottom:14px}
      .article-tools{align-items:flex-start;gap:15px;flex-direction:column}
      .end-panel{display:block;padding:25px}
      .end-actions{margin-top:21px}
      .footer-grid{grid-template-columns:1.5fr 1fr;gap:28px}
    }
    @media(max-width:520px){
      .brand-name{font-size:15px}
      .brand-sub{font-size:10px}
      .article-cover h1{font-size:30px}
      .cover-summary{font-size:15px}
      .article-body{padding:22px 18px;border-radius:16px}
      .article-body h2{font-size:25px}
      .related-item{align-items:flex-start}
      .related-item p{display:none}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:first-child{grid-column:1/-1}
      .copyright{align-items:flex-start;flex-direction:column;gap:8px}
    }

/* roulang page: category1 */
:root{
      --plum:#321b35;
      --plum-deep:#241326;
      --plum-soft:#59364f;
      --jade:#789a91;
      --jade-pale:#e6efeb;
      --coral:#d57658;
      --amber:#e6aa67;
      --paper:#f6f1e9;
      --paper-2:#fbf9f5;
      --ink:#2d2930;
      --muted:#756f76;
      --line:#e5ddd4;
      --white:#fffdf9;
      --radius:18px;
      --shadow:0 18px 45px rgba(52,27,53,.09);
      --shadow-sm:0 8px 22px rgba(52,27,53,.06);
      --ease:all .28s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid rgba(213,118,88,.48);outline-offset:3px}
    .container{width:min(1160px,calc(100% - 48px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(251,249,245,.94);border-bottom:1px solid rgba(229,221,212,.85);backdrop-filter:blur(14px)}
    .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .brand{display:flex;align-items:center;gap:12px;min-width:max-content}
    .brand-mark{width:38px;height:38px;border-radius:12px 12px 12px 4px;background:var(--plum);position:relative;box-shadow:inset -7px -7px 0 rgba(120,154,145,.35)}
    .brand-mark:after{content:"";position:absolute;width:10px;height:10px;border:2px solid var(--amber);border-radius:50%;right:7px;top:7px}
    .brand-name{font-weight:800;letter-spacing:.02em;color:var(--plum);font-size:17px}
    .brand-sub{font-size:11px;color:var(--muted);display:block;line-height:1.2;margin-top:1px}
    .nav-list{display:flex;align-items:center;gap:5px;margin:0;padding:0;list-style:none}
    .nav-list a{display:block;padding:10px 14px;border-radius:10px;color:#5d555f;font-size:14px;transition:var(--ease)}
    .nav-list a:hover,.nav-list a.active{color:var(--plum);background:var(--jade-pale)}
    .nav-list a.active{font-weight:700}
    .nav-action{padding:11px 17px!important;background:var(--plum)!important;color:#fff!important;border-radius:11px!important}
    .nav-action:hover{background:var(--coral)!important;transform:translateY(-2px)}
    .menu-toggle{display:none;border:0;background:var(--jade-pale);color:var(--plum);width:42px;height:42px;border-radius:11px;align-items:center;justify-content:center;font-size:20px}
    .page-banner{position:relative;overflow:hidden;background:var(--plum-deep);color:#fff8f1;padding:55px 0 58px}
    .page-banner:before{content:"";position:absolute;width:390px;height:390px;border:1px solid rgba(230,170,103,.24);border-radius:50%;right:-130px;top:-180px}
    .page-banner:after{content:"";position:absolute;width:170px;height:170px;border:1px solid rgba(120,154,145,.36);border-radius:50%;right:15%;bottom:-105px}
    .breadcrumbs{position:relative;z-index:1;display:flex;gap:9px;align-items:center;color:#d6c6d0;font-size:13px;margin-bottom:19px}
    .breadcrumbs a:hover{color:var(--amber)}
    .breadcrumbs span:last-child{color:var(--amber)}
    .banner-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.25fr .75fr;gap:50px;align-items:end}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--amber);font-size:13px;font-weight:700;letter-spacing:.08em}
    .eyebrow:before{content:"";width:25px;height:1px;background:var(--amber)}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(34px,5vw,54px);line-height:1.2;letter-spacing:-.035em;margin:15px 0 15px;color:#fff8f1}
    h2{font-size:clamp(27px,3.2vw,40px);line-height:1.3;letter-spacing:-.025em;margin-bottom:13px;color:var(--plum)}
    h3{line-height:1.42}
    .banner-copy{margin:0;max-width:690px;color:#dacdd5;font-size:16px}
    .update-stamp{border-left:1px solid rgba(255,255,255,.2);padding:12px 0 12px 24px;color:#dacdd5}
    .update-stamp strong{display:block;color:#fff8f1;font-size:19px;margin-bottom:3px}
    .update-stamp span{font-size:13px}
    .section{padding:78px 0}
    .section-alt{background:var(--paper-2)}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:30px}
    .section-head p{max-width:520px;color:var(--muted);margin:0}
    .section-label{font-size:13px;color:var(--coral);font-weight:800;letter-spacing:.04em;margin-bottom:9px}
    .info-strip{display:grid;grid-template-columns:1.1fr .8fr .8fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
    .strip-cell{background:var(--white);padding:23px 25px}
    .strip-cell strong{display:block;color:var(--plum);font-size:16px;margin-bottom:5px}
    .strip-cell span{color:var(--muted);font-size:13px}
    .news-layout{display:grid;grid-template-columns:minmax(0,1fr) 275px;gap:44px;align-items:start}
    .news-list{border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:94px minmax(0,1fr) 30px;gap:20px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line);transition:var(--ease)}
    .news-item:hover{padding-left:10px;border-color:var(--jade)}
    .news-date{font-size:12px;line-height:1.45;color:var(--muted)}
    .news-date strong{display:block;color:var(--plum);font-size:19px;font-weight:800}
    .tag{display:inline-block;border-radius:20px;padding:3px 9px;background:var(--jade-pale);color:#4d766d;font-size:11px;font-weight:700;line-height:1.45}
    .news-item h3{font-size:18px;margin:7px 0 5px;color:var(--plum);transition:var(--ease)}
    .news-item:hover h3{color:var(--coral)}
    .news-item p{font-size:13px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .arrow{font-size:23px;color:var(--coral);transition:var(--ease)}
    .news-item:hover .arrow{transform:translateX(5px)}
    .news-side{background:var(--plum);color:#fff;padding:27px;border-radius:18px;position:sticky;top:104px}
    .news-side h3{color:#fff8f1;font-size:22px;margin:12px 0}
    .news-side p{color:#d7c8d2;font-size:14px;margin-bottom:19px}
    .side-points{padding:0;margin:0 0 23px;list-style:none}
    .side-points li{border-top:1px solid rgba(255,255,255,.14);padding:10px 0;color:#eadde5;font-size:13px}
    .side-points li:before{content:"·";color:var(--amber);font-size:21px;vertical-align:-1px;margin-right:8px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 20px;border-radius:11px;border:1px solid transparent;font-weight:700;font-size:14px;transition:var(--ease)}
    .btn-primary{background:var(--coral);color:#fff}
    .btn-primary:hover{background:#bf6048;transform:translateY(-2px);box-shadow:0 8px 18px rgba(213,118,88,.25)}
    .btn-soft{background:var(--jade-pale);color:var(--plum)}
    .btn-soft:hover{background:var(--jade);color:#fff}
    .btn-light{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.25);color:#fff8f1}
    .btn-light:hover{background:#fff;color:var(--plum)}
    .empty-state{padding:34px 20px;color:var(--muted);font-size:15px;text-align:center;border-bottom:1px solid var(--line)}
    .more-row{padding-top:24px}
    .feature-card{display:grid;grid-template-columns:.9fr 1.1fr;background:var(--white);border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:var(--shadow-sm)}
    .feature-art{min-height:280px;background:var(--plum);padding:31px;position:relative;overflow:hidden;color:#fff}
    .feature-art:before{content:"";position:absolute;width:240px;height:240px;border:1px solid rgba(230,170,103,.34);border-radius:50%;left:-82px;bottom:-122px}
    .feature-art:after{content:"";position:absolute;width:112px;height:112px;border:1px solid rgba(120,154,145,.48);border-radius:50%;right:31px;top:32px}
    .feature-number{position:relative;z-index:1;color:var(--amber);font-size:13px;font-weight:800;letter-spacing:.1em}
    .feature-art strong{position:absolute;z-index:1;bottom:30px;left:31px;font-size:47px;line-height:1;color:#fff8f1}
    .feature-copy{padding:34px 38px;display:flex;flex-direction:column;justify-content:center}
    .feature-copy h2{font-size:29px;margin-bottom:12px}
    .feature-copy p{color:var(--muted);margin-bottom:20px}
    .topic-grid{display:grid;grid-template-columns:1.2fr .8fr 1fr 1fr;gap:13px}
    .topic-card{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:22px;min-height:165px;transition:var(--ease)}
    .topic-card:nth-child(1){background:var(--jade-pale);border-color:#cbdcd6}
    .topic-card:nth-child(3){background:#fff7ed}
    .topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:var(--jade)}
    .topic-no{display:block;color:var(--coral);font-size:12px;font-weight:800;margin-bottom:17px}
    .topic-card h3{font-size:17px;color:var(--plum);margin-bottom:7px}
    .topic-card p{font-size:13px;color:var(--muted);margin:0}
    .notice-box{display:grid;grid-template-columns:auto 1fr auto;gap:22px;align-items:center;background:var(--jade-pale);border:1px solid #cfddd8;padding:26px 29px;border-radius:18px}
    .notice-icon{width:48px;height:48px;border-radius:50%;background:var(--plum);display:grid;place-items:center;color:var(--amber);font-size:21px;font-weight:800}
    .notice-box h2{font-size:22px;margin:0 0 4px}
    .notice-box p{margin:0;color:#5d6e69;font-size:14px}
    .faq-list{display:grid;grid-template-columns:1fr 1fr;gap:13px}
    .faq-item{background:var(--white);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:var(--ease)}
    .faq-item:hover{border-color:var(--jade)}
    .faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;gap:14px;border:0;background:transparent;text-align:left;padding:19px 20px;color:var(--plum);font-weight:800;font-size:15px}
    .faq-question span:last-child{color:var(--coral);font-size:22px;line-height:1;transition:var(--ease)}
    .faq-answer{display:none;padding:0 20px 19px;color:var(--muted);font-size:14px}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .closing{background:var(--plum-deep);position:relative;overflow:hidden;color:#fff8f1}
    .closing:after{content:"";position:absolute;width:320px;height:320px;border:1px solid rgba(230,170,103,.24);border-radius:50%;right:-80px;bottom:-200px}
    .closing-inner{position:relative;z-index:1;padding:55px 0;display:flex;justify-content:space-between;gap:35px;align-items:center}
    .closing h2{color:#fff8f1;font-size:32px;margin:0 0 10px}
    .closing p{color:#d8cad4;margin:0;max-width:650px}
    .closing-actions{display:flex;gap:12px;flex-wrap:wrap;min-width:max-content}
    .footer{background:#211523;color:#d6c9d3;padding:64px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px;padding-bottom:42px}
    .footer .brand-name{color:#fff8f1}
    .footer .brand-sub{color:#b7aab5}
    .footer p{font-size:13px;max-width:330px;margin:18px 0 0;color:#bdb0bb}
    .footer h3{color:#fff8f1;font-size:15px;margin:4px 0 16px}
    .footer-links{list-style:none;padding:0;margin:0}
    .footer-links li{margin:8px 0}
    .footer-links a{font-size:13px;color:#bdb0bb;transition:var(--ease)}
    .footer-links a:hover{color:var(--amber);padding-left:4px}
    .copyright{padding-top:21px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:16px;color:#a99ba8;font-size:12px}
    .back-top{color:var(--amber);font-weight:700}
    .back-top:hover{color:#fff8f1}
    @media (max-width:1024px){
      .nav-wrap{gap:15px}
      .nav-list a{padding:9px 10px}
      .banner-grid{grid-template-columns:1fr .55fr;gap:25px}
      .news-layout{grid-template-columns:1fr 235px;gap:28px}
      .topic-grid{grid-template-columns:1fr 1fr}
      .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
    }
    @media (max-width:768px){
      .container{width:min(100% - 32px,1160px)}
      .nav-wrap{height:70px}
      .menu-toggle{display:inline-flex}
      .nav-list{position:absolute;top:70px;left:16px;right:16px;display:none;flex-direction:column;align-items:stretch;padding:10px;background:var(--white);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
      .nav-list.open{display:flex}
      .nav-list a{padding:12px 14px}
      .nav-action{text-align:center;margin-top:3px}
      .page-banner{padding:39px 0 42px}
      .banner-grid{grid-template-columns:1fr;gap:20px}
      .update-stamp{padding:15px 0 0;border-left:0;border-top:1px solid rgba(255,255,255,.18)}
      .section{padding:61px 0}
      .section-head{display:block;margin-bottom:24px}
      .section-head p{margin-top:10px}
      .info-strip{grid-template-columns:1fr}
      .news-layout{grid-template-columns:1fr}
      .news-side{position:static}
      .feature-card{grid-template-columns:1fr}
      .feature-art{min-height:205px}
      .notice-box{grid-template-columns:auto 1fr}
      .notice-box .btn{grid-column:1/-1}
      .faq-list{grid-template-columns:1fr}
      .closing-inner{display:block;padding:46px 0}
      .closing-actions{margin-top:22px;min-width:0}
      .footer-grid{grid-template-columns:1fr 1fr;gap:29px}
    }
    @media (max-width:520px){
      body{font-size:15px}
      .container{width:calc(100% - 28px)}
      .brand-name{font-size:15px}
      .brand-sub{font-size:10px}
      h1{font-size:34px}
      .banner-copy{font-size:15px}
      .section{padding:49px 0}
      .strip-cell{padding:18px}
      .news-item{grid-template-columns:60px minmax(0,1fr) 20px;gap:11px;padding:18px 0}
      .news-date strong{font-size:16px}
      .news-item h3{font-size:16px}
      .news-item p{font-size:12px}
      .news-item:hover{padding-left:3px}
      .feature-copy{padding:27px 22px}
      .feature-copy h2{font-size:25px}
      .topic-grid{grid-template-columns:1fr}
      .topic-card{min-height:auto}
      .notice-box{padding:21px;gap:14px}
      .notice-icon{width:42px;height:42px}
      .notice-box h2{font-size:19px}
      .closing h2{font-size:27px}
      .btn{width:100%}
      .closing-actions{display:grid}
      .footer{padding-top:48px}
      .footer-grid{grid-template-columns:1fr;gap:25px}
      .copyright{display:block}
      .back-top{display:inline-block;margin-top:9px}
    }

/* roulang page: category2 */
:root{
      --plum:#321b35;--plum-deep:#241326;--plum-soft:#59364f;--jade:#789a91;
      --jade-pale:#e6efeb;--coral:#d57658;--amber:#e6aa67;--paper:#f6f1e9;
      --paper-2:#fbf9f5;--ink:#2d2930;--muted:#756f76;--line:#e5ddd4;
      --white:#fffdf9;--radius:18px;--shadow:0 18px 45px rgba(52,27,53,.09);
      --shadow-sm:0 8px 22px rgba(52,27,53,.06);--ease:all .28s ease
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible{outline:3px solid rgba(213,118,88,.45);outline-offset:3px}
    img{max-width:100%;display:block}
    button{font:inherit;cursor:pointer}
    .container{width:min(1160px,calc(100% - 48px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(251,249,245,.95);border-bottom:1px solid rgba(229,221,212,.85);backdrop-filter:blur(14px)}
    .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .brand{display:flex;align-items:center;gap:12px;min-width:max-content}
    .brand-mark{width:38px;height:38px;border-radius:12px 12px 12px 4px;background:var(--plum);position:relative;box-shadow:inset -7px -7px 0 rgba(120,154,145,.35)}
    .brand-mark:after{content:"";position:absolute;width:10px;height:10px;border:2px solid var(--amber);border-radius:50%;right:7px;top:7px}
    .brand-name{font-weight:800;letter-spacing:.02em;color:var(--plum);font-size:17px}
    .brand-sub{font-size:11px;color:var(--muted);display:block;line-height:1.2;margin-top:1px}
    .nav-list{display:flex;align-items:center;gap:5px;margin:0;padding:0;list-style:none}
    .nav-list a{display:block;padding:10px 14px;border-radius:10px;color:#5d555f;font-size:14px;transition:var(--ease)}
    .nav-list a:hover,.nav-list a.active{color:var(--plum);background:var(--jade-pale)}
    .nav-list a.active{font-weight:700}
    .nav-action{padding:11px 17px!important;background:var(--plum)!important;color:#fff!important;border-radius:11px!important}
    .nav-action:hover{background:var(--coral)!important;transform:translateY(-2px)}
    .menu-toggle{display:none;border:0;background:var(--jade-pale);color:var(--plum);width:42px;height:42px;border-radius:11px}
    .page-head{padding:72px 0 58px;background:var(--plum-deep);color:#fff8f1;position:relative;overflow:hidden}
    .page-head:after{content:"";position:absolute;width:330px;height:330px;border:1px solid rgba(230,170,103,.28);border-radius:50%;right:-90px;top:-150px}
    .breadcrumb{display:flex;gap:10px;align-items:center;color:#cbbec9;font-size:13px;margin-bottom:22px;position:relative;z-index:1}
    .breadcrumb a:hover{color:var(--amber)}
    .page-head h1{font-size:clamp(34px,5vw,58px);line-height:1.2;margin:0 0 16px;position:relative;z-index:1}
    .page-head p{max-width:700px;color:#d8cad4;font-size:17px;margin:0;position:relative;z-index:1}
    .section{padding:78px 0}
    .section-alt{background:var(--paper-2)}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:30px}
    .section-label{font-size:13px;color:var(--coral);font-weight:800;margin-bottom:9px}
    h2{font-size:clamp(27px,3vw,39px);line-height:1.3;margin:0}
    h3{line-height:1.4}
    .section-head p,.muted{color:var(--muted);margin:0;max-width:550px}
    .info-strip{margin-top:-28px;position:relative;z-index:2}
    .info-box{display:flex;justify-content:space-between;align-items:center;gap:24px;background:var(--white);border:1px solid var(--line);border-radius:16px;padding:20px 24px;box-shadow:var(--shadow-sm)}
    .info-box strong{color:var(--plum)}
    .info-box span{color:var(--muted);font-size:14px}
    .device-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .device-option{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:28px;transition:var(--ease)}
    .device-option:hover{border-color:var(--jade);transform:translateY(-4px);box-shadow:var(--shadow-sm)}
    .device-icon{width:46px;height:46px;border-radius:14px;background:var(--jade-pale);color:var(--plum);display:grid;place-items:center;font-weight:800;font-size:20px}
    .device-option h3{font-size:21px;margin:18px 0 7px}
    .device-option p{font-size:14px;color:var(--muted);margin:0}
    .download-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:stretch}
    .download-panel{background:var(--plum);color:#fff8f1;border-radius:24px;padding:34px;position:relative;overflow:hidden}
    .download-panel:after{content:"";position:absolute;width:240px;height:240px;border:1px solid rgba(120,154,145,.35);border-radius:50%;right:-90px;bottom:-120px}
    .download-panel h2{color:#fff;margin-bottom:15px;position:relative;z-index:1}
    .download-panel p{color:#d8cad4;position:relative;z-index:1}
    .download-slot{margin:28px 0;display:flex;align-items:center;gap:20px;position:relative;z-index:1}
    .qr-box{width:112px;height:112px;background:#fff;border:9px solid #fff;border-radius:9px;display:grid;place-items:center;color:var(--plum);font-size:12px;text-align:center;line-height:1.3}
    .slot-copy strong{display:block;color:var(--amber);margin-bottom:4px}
    .slot-copy span{font-size:13px;color:#d8cad4}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 20px;border-radius:11px;border:1px solid transparent;font-weight:700;font-size:14px;transition:var(--ease)}
    .btn-primary{background:var(--coral);color:#fff}
    .btn-primary:hover{background:#bf6048;transform:translateY(-2px);box-shadow:0 8px 18px rgba(213,118,88,.25)}
    .btn-soft{background:var(--jade-pale);color:var(--plum)}
    .btn-soft:hover{background:var(--jade);color:#fff}
    .download-panel .btn-soft{position:relative;z-index:1}
    .updates{background:var(--white);border:1px solid var(--line);border-radius:24px;padding:28px}
    .updates h3{margin:0 0 18px;font-size:22px;color:var(--plum)}
    .news-list{border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:82px 1fr auto;gap:14px;align-items:center;padding:17px 0;border-bottom:1px solid var(--line)}
    .news-item h4{font-size:16px;margin:4px 0 2px;line-height:1.45}
    .news-item p{font-size:12px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .date{font-size:12px;color:var(--muted)}
    .tag{display:inline-block;border-radius:20px;padding:3px 9px;background:var(--jade-pale);color:#4d766d;font-size:11px;font-weight:700}
    .arrow{font-size:21px;color:var(--coral);transition:var(--ease)}
    .news-item a:hover .arrow{transform:translateX(5px)}
    .preview-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}
    .preview-main,.preview-side{border:1px solid var(--line);background:var(--white);border-radius:20px;padding:28px;min-height:210px}
    .preview-main{background:var(--jade-pale);display:flex;align-items:end}
    .preview-main h3{font-size:28px;color:var(--plum);margin:0;max-width:410px}
    .preview-side{display:flex;flex-direction:column;justify-content:space-between}
    .preview-side h3{margin:0;color:var(--plum);font-size:21px}
    .preview-side p{font-size:14px;color:var(--muted);margin:12px 0 0}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .step{padding:25px 20px;border-right:1px solid var(--line)}
    .step:last-child{border-right:0}
    .step-no{color:var(--coral);font-weight:800;font-size:13px}
    .step h3{font-size:18px;margin:9px 0 6px}
    .step p{font-size:13px;color:var(--muted);margin:0}
    .safety-box{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .check-card{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:23px}
    .check-card h3{margin:0 0 9px;font-size:19px;color:var(--plum)}
    .check-card p{margin:0;color:var(--muted);font-size:14px}
    .faq-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px;align-items:start}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-item summary{list-style:none;padding:18px 4px;font-weight:700;color:var(--plum);cursor:pointer;display:flex;justify-content:space-between;gap:20px}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"＋";color:var(--coral);font-size:20px}
    .faq-item[open] summary:after{content:"－"}
    .faq-answer{padding:0 30px 18px 4px;color:var(--muted);font-size:14px}
    .return-box{margin-top:35px;padding:23px;background:var(--jade-pale);border-radius:15px;display:flex;justify-content:space-between;align-items:center;gap:20px}
    .return-box p{margin:0;color:var(--plum);font-weight:700}
    .footer{background:var(--plum-deep);color:#d8cad4;padding:58px 0 22px}
    .footer .brand-name{color:#fff8f1}.footer .brand-sub{color:#b8aab7}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}
    .footer p{font-size:13px;max-width:310px;margin:18px 0 0;color:#b8aab7}
    .footer h3{font-size:15px;color:var(--amber);margin:5px 0 15px}
    .footer-links{list-style:none;margin:0;padding:0}
    .footer-links li{margin:7px 0;font-size:13px}
    .footer-links a{color:#cbbec9;transition:var(--ease)}
    .footer-links a:hover{color:#fff;background:rgba(255,255,255,.06);padding-left:4px}
    .copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:42px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#a99aa8}
    .back-top:hover{color:var(--amber)}
    @media(max-width:1024px){.nav-list a{padding:9px 9px}.download-layout,.faq-wrap{gap:25px}.container{width:min(100% - 36px,1160px)}}
    @media(max-width:768px){
      .nav-wrap{height:68px}.menu-toggle{display:block}.nav-list{display:none;position:absolute;left:18px;right:18px;top:76px;padding:12px;background:var(--paper-2);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-list.open{display:flex}.nav-list a{padding:12px 14px}.page-head{padding:52px 0 45px}.section{padding:58px 0}.info-box,.return-box{align-items:flex-start;flex-direction:column}.download-layout,.preview-grid,.faq-wrap,.safety-box{grid-template-columns:1fr}.steps{grid-template-columns:1fr 1fr}.step:nth-child(2){border-right:0}.step:nth-child(-n+2){border-bottom:1px solid var(--line)}.device-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}}
    @media(max-width:520px){
      .container{width:calc(100% - 28px)}.brand-name{font-size:15px}.page-head h1{font-size:34px}.page-head p{font-size:15px}.download-panel,.updates{padding:22px}.download-slot{align-items:flex-start;flex-direction:column}.news-item{grid-template-columns:1fr auto;gap:5px}.news-item .date{grid-column:1/-1}.steps{grid-template-columns:1fr}.step{border-right:0!important;border-bottom:1px solid var(--line)!important}.step:last-child{border-bottom:0!important}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.copyright{align-items:flex-start;flex-direction:column}}

/* roulang page: category3 */
:root{
      --plum:#321b35;--plum-deep:#241326;--plum-soft:#59364f;
      --jade:#789a91;--jade-pale:#e6efeb;--coral:#d57658;--amber:#e6aa67;
      --paper:#f6f1e9;--paper-2:#fbf9f5;--ink:#2d2930;--muted:#756f76;
      --line:#e5ddd4;--white:#fffdf9;--radius:18px;
      --shadow:0 18px 45px rgba(52,27,53,.09);--shadow-sm:0 8px 22px rgba(52,27,53,.06);
      --ease:all .28s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button{font:inherit;cursor:pointer}
    .container{width:min(1160px,calc(100% - 48px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(251,249,245,.95);border-bottom:1px solid rgba(229,221,212,.85);backdrop-filter:blur(14px)}
    .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .brand{display:flex;align-items:center;gap:12px;min-width:max-content}
    .brand-mark{width:38px;height:38px;border-radius:12px 12px 12px 4px;background:var(--plum);position:relative;box-shadow:inset -7px -7px 0 rgba(120,154,145,.35)}
    .brand-mark:after{content:"";position:absolute;width:10px;height:10px;border:2px solid var(--amber);border-radius:50%;right:7px;top:7px}
    .brand-name{font-weight:800;letter-spacing:.02em;color:var(--plum);font-size:17px}
    .brand-sub{font-size:11px;color:var(--muted);display:block;line-height:1.2;margin-top:1px}
    .nav-list{display:flex;align-items:center;gap:5px;margin:0;padding:0;list-style:none}
    .nav-list a{display:block;padding:10px 14px;border-radius:10px;color:#5d555f;font-size:14px;transition:var(--ease)}
    .nav-list a:hover,.nav-list a.active{color:var(--plum);background:var(--jade-pale)}
    .nav-list a.active{font-weight:700}
    .nav-action{padding:11px 17px!important;background:var(--plum)!important;color:#fff!important;border-radius:11px!important}
    .nav-action:hover{background:var(--coral)!important;transform:translateY(-2px)}
    .menu-toggle{display:none;border:0;background:var(--jade-pale);color:var(--plum);width:42px;height:42px;border-radius:11px}
    .page-head{padding:72px 0 62px;background:var(--plum-deep);color:#fff8f1;position:relative;overflow:hidden}
    .page-head:after{content:"";position:absolute;width:400px;height:400px;border:1px solid rgba(230,170,103,.25);border-radius:50%;right:-110px;top:-220px}
    .page-head-inner{position:relative;z-index:1}
    .breadcrumb{display:flex;flex-wrap:wrap;gap:10px;color:#cbbec9;font-size:13px;margin:0 0 26px}
    .breadcrumb a:hover{color:var(--amber)}
    .page-head h1{font-size:clamp(34px,5vw,58px);line-height:1.2;margin:0 0 18px;color:#fff8f1;max-width:760px}
    .page-head p{max-width:680px;color:#d8cad4;font-size:17px;margin:0}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--amber);font-size:13px;font-weight:700;letter-spacing:.06em;margin-bottom:14px}
    .eyebrow:before{content:"";width:25px;height:1px;background:var(--amber)}
    .section{padding:82px 0}
    .section-alt{background:var(--paper-2)}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:30px}
    .section-head h2{font-size:clamp(27px,3vw,39px);line-height:1.25;margin:0;color:var(--plum)}
    .section-head p{max-width:520px;color:var(--muted);margin:0}
    .section-label{font-size:13px;color:var(--coral);font-weight:800;margin-bottom:10px}
    .intro-strip{margin-top:-30px;position:relative;z-index:2;background:var(--white);border:1px solid var(--line);border-radius:16px;padding:22px 26px;box-shadow:var(--shadow-sm);display:flex;justify-content:space-between;gap:25px;align-items:center}
    .intro-strip strong{color:var(--plum);font-size:18px}
    .intro-strip span{color:var(--muted);font-size:14px}
    .path-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .path-card{background:var(--white);border:1px solid var(--line);padding:25px 22px;border-radius:16px;position:relative;transition:var(--ease)}
    .path-card:hover{transform:translateY(-5px);border-color:var(--jade);box-shadow:var(--shadow-sm)}
    .path-no{width:34px;height:34px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:var(--jade-pale);color:var(--plum);font-weight:800;margin-bottom:17px}
    .path-card h3{font-size:18px;margin:0 0 8px;color:var(--plum)}
    .path-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}
    .guide-layout{display:grid;grid-template-columns:1fr 300px;gap:48px;align-items:start}
    .guide-list{border-top:1px solid var(--line)}
    .guide-item{display:grid;grid-template-columns:75px 1fr auto;gap:20px;align-items:center;padding:23px 0;border-bottom:1px solid var(--line)}
    .guide-date{font-size:12px;color:var(--coral);font-weight:700}
    .guide-item h3{font-size:19px;color:var(--plum);margin:0 0 5px}
    .guide-item p{font-size:14px;color:var(--muted);margin:0}
    .guide-item:hover h3{color:var(--coral)}
    .guide-arrow{font-size:23px;color:var(--coral);transition:var(--ease)}
    .guide-item:hover .guide-arrow{transform:translateX(5px)}
    .empty-state{padding:35px 0;color:var(--muted);font-size:14px}
    .side-card{background:var(--plum);color:#fff;padding:27px;border-radius:18px;position:sticky;top:105px}
    .side-card h3{color:#fff;margin:0 0 14px;font-size:22px}
    .side-card p{color:#d8cad4;font-size:14px;margin:0 0 20px}
    .side-list{list-style:none;padding:0;margin:0}
    .side-list li{border-top:1px solid rgba(255,255,255,.16);padding:12px 0;color:#eee1e6;font-size:14px}
    .side-list li:before{content:"•";color:var(--amber);margin-right:8px}
    .notice-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}
    .notice-box{background:var(--jade-pale);border-radius:18px;padding:28px;border-left:4px solid var(--jade)}
    .notice-box h3{color:var(--plum);margin:0 0 12px;font-size:22px}
    .notice-box p{color:#586b67;margin:0}
    .check-list{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:25px 28px;margin:0;list-style:none}
    .check-list li{padding:9px 0 9px 27px;border-bottom:1px solid var(--line);position:relative;font-size:14px}
    .check-list li:last-child{border-bottom:0}
    .check-list li:before{content:"✓";position:absolute;left:0;top:9px;color:var(--coral);font-weight:800}
    .compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .compare-card{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:28px}
    .compare-card:first-child{border-top:4px solid var(--plum)}
    .compare-card:last-child{border-top:4px solid var(--jade)}
    .compare-card h3{margin:0 0 8px;color:var(--plum);font-size:22px}
    .compare-card p{color:var(--muted);font-size:14px;margin:0 0 18px}
    .compare-card ul{margin:0;padding-left:20px;color:var(--ink);font-size:14px}
    .compare-card li{padding:5px 0}
    .rule-panel{display:grid;grid-template-columns:.9fr 1.1fr;gap:35px;align-items:center;background:var(--plum);border-radius:22px;padding:38px;color:#fff}
    .rule-panel h2{color:#fff8f1;font-size:30px;margin:0 0 13px}
    .rule-panel p{color:#d8cad4;margin:0}
    .rule-links{display:grid;grid-template-columns:1fr 1fr;gap:10px}
    .rule-link{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:12px;padding:15px;color:#fff8f1;font-size:14px;transition:var(--ease)}
    .rule-link:hover{background:var(--coral);border-color:var(--coral);transform:translateY(-2px)}
    .faq-list{max-width:850px;margin:0 auto;border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-item summary{padding:20px 42px 20px 0;cursor:pointer;list-style:none;color:var(--plum);font-weight:700;position:relative}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";position:absolute;right:5px;color:var(--coral);font-size:24px;font-weight:400;top:14px}
    .faq-item[open] summary:after{content:"−"}
    .faq-answer{padding:0 38px 20px 0;color:var(--muted);font-size:14px}
    .closing{background:var(--jade-pale);padding:35px 0}
    .closing-inner{display:flex;justify-content:space-between;align-items:center;gap:25px}
    .closing h2{font-size:28px;color:var(--plum);margin:0 0 6px}
    .closing p{margin:0;color:#586b67;font-size:14px}
    .button-row{display:flex;flex-wrap:wrap;gap:11px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 20px;border-radius:11px;border:1px solid transparent;font-weight:700;font-size:14px;transition:var(--ease)}
    .btn-primary{background:var(--coral);color:#fff}.btn-primary:hover{background:#bf6048;transform:translateY(-2px)}
    .btn-soft{background:var(--jade-pale);color:var(--plum)}.btn-soft:hover{background:var(--jade);color:#fff}
    .btn-dark{background:var(--plum);color:#fff}.btn-dark:hover{background:var(--plum-soft);transform:translateY(-2px)}
    .footer{background:var(--plum-deep);color:#d8cad4;padding:60px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:42px}
    .footer .brand-name{color:#fff8f1}.footer .brand-sub{color:#bcaeb9}
    .footer p{font-size:13px;line-height:1.8;max-width:310px;margin:19px 0 0}
    .footer h3{color:#fff8f1;font-size:15px;margin:4px 0 15px}
    .footer-links{list-style:none;padding:0;margin:0}.footer-links li{margin:8px 0}
    .footer-links a{font-size:13px;color:#cbbec9;transition:var(--ease)}.footer-links a:hover{color:var(--amber)}
    .copyright{border-top:1px solid rgba(255,255,255,.14);padding-top:20px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#aa9ca9}
    .back-top:hover{color:var(--amber)}
    :focus-visible{outline:3px solid rgba(213,118,88,.45);outline-offset:3px}
    @media(max-width:1024px){
      .nav-list a{padding:9px 9px;font-size:13px}.path-grid{grid-template-columns:repeat(2,1fr)}
      .guide-layout{grid-template-columns:1fr}.side-card{position:static}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}
    }
    @media(max-width:768px){
      .container{width:min(100% - 32px,600px)}.nav-wrap{height:68px}.menu-toggle{display:block}
      .nav-list{display:none;position:absolute;top:68px;left:16px;right:16px;padding:10px;background:var(--white);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav-list.open{display:flex}.nav-list a{padding:12px 14px}.nav-action{text-align:center;margin-top:4px}
      .page-head{padding:53px 0 48px}.page-head h1{font-size:38px}.section{padding:58px 0}
      .intro-strip,.closing-inner{display:block}.intro-strip span{display:block;margin-top:8px}.closing .button-row{margin-top:22px}
      .notice-grid,.compare,.rule-panel{grid-template-columns:1fr}.rule-links{margin-top:22px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}
    }
    @media(max-width:520px){
      .path-grid{grid-template-columns:1fr}.guide-item{grid-template-columns:1fr auto;gap:8px}.guide-date{grid-column:1/-1}
      .guide-item p{font-size:13px}.section-head{display:block}.section-head p{margin-top:12px}.rule-links{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.copyright{display:block}.copyright .back-top{display:block;margin-top:10px}
    }