/* roulang page: index */
:root{
            --ink:#21192d;
            --ink-2:#332640;
            --amber:#e49a3b;
            --amber-deep:#c97921;
            --jade:#76aaa0;
            --paper:#f7f4ef;
            --paper-2:#eee9e3;
            --white:#fffdfa;
            --muted:#756b7d;
            --line:#ded6df;
            --soft:#f2ece5;
            --shadow:0 18px 45px rgba(42,28,49,.11);
            --radius:18px;
            --small-radius:10px;
            --wrap:1220px;
        }
        *{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth}
        body{
            background:var(--paper);
            color:var(--ink);
            font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
            font-size:16px;
            line-height:1.75;
            -webkit-font-smoothing:antialiased;
        }
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input{font:inherit}
        button{cursor:pointer}
        :focus-visible{outline:3px solid rgba(228,154,59,.55);outline-offset:3px}
        .container{width:min(var(--wrap),calc(100% - 48px));margin:0 auto}
        .site-header{
            height:78px;
            display:flex;
            align-items:center;
            background:rgba(247,244,239,.96);
            border-bottom:1px solid var(--line);
            position:sticky;
            top:0;
            z-index:20;
            backdrop-filter:blur(12px);
        }
        .header-inner{display:flex;align-items:center;gap:28px}
        .brand{display:flex;align-items:center;gap:11px;min-width:254px}
        .brand-mark{
            width:42px;height:42px;border-radius:12px;background:var(--ink);
            color:var(--amber);display:grid;place-items:center;font-size:18px;
            font-weight:900;letter-spacing:-1px;position:relative;
            box-shadow:4px 4px 0 var(--amber);
        }
        .brand-mark:after{content:"";position:absolute;inset:9px;border:1px solid rgba(255,255,255,.45);border-radius:5px}
        .brand-text{font-weight:800;font-size:15px;line-height:1.25;letter-spacing:.2px}
        .brand-text small{display:block;color:var(--muted);font-size:11px;font-weight:600;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{padding:8px 12px;color:var(--muted);font-size:14px;border-radius:8px;transition:.2s ease;white-space:nowrap}
        .main-nav a:hover,.main-nav a.active{color:var(--ink);background:#ebe3dc}
        .main-nav a.active{font-weight:800;box-shadow:inset 0 -2px var(--amber)}
        .header-action{white-space:nowrap}
        .menu-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:25px}
        .btn{
            display:inline-flex;align-items:center;justify-content:center;gap:9px;
            min-height:46px;padding:0 20px;border-radius:9px;border:1px solid transparent;
            font-weight:800;font-size:14px;transition:.2s ease;
        }
        .btn-primary{background:var(--amber);color:var(--ink)}
        .btn-primary:hover{background:#f0ae4d;box-shadow:0 8px 18px rgba(201,121,33,.23);transform:translateY(-1px)}
        .btn-secondary{background:transparent;border-color:var(--ink);color:var(--ink)}
        .btn-secondary:hover{background:var(--ink);color:var(--white)}
        .btn-light{background:var(--white);color:var(--ink)}
        .btn-light:hover{background:var(--amber)}
        .hero{background:var(--ink);color:var(--white);overflow:hidden;position:relative}
        .hero:before{content:"28";position:absolute;right:4%;top:-90px;font-size:420px;line-height:1;color:rgba(255,255,255,.035);font-weight:900}
        .hero-inner{min-height:570px;display:grid;grid-template-columns:1.04fr .96fr;align-items:center;gap:60px;position:relative}
        .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--amber);font-size:13px;font-weight:800;letter-spacing:1.5px;margin-bottom:18px}
        .eyebrow:before{content:"";width:24px;height:2px;background:var(--amber)}
        h1{font-size:clamp(34px,4.1vw,54px);line-height:1.2;letter-spacing:-1.5px;max-width:720px}
        .hero-copy p{color:#c7becb;max-width:590px;margin:22px 0 30px;font-size:17px}
        .hero-buttons{display:flex;gap:12px;flex-wrap:wrap}
        .hero-buttons .btn-secondary{border-color:#85778d;color:var(--white)}
        .hero-buttons .btn-secondary:hover{background:var(--white);color:var(--ink)}
        .hero-art{min-height:390px;position:relative;display:flex;align-items:center;justify-content:center}
        .arch{width:330px;height:390px;border:1px solid rgba(228,154,59,.62);border-bottom:0;border-radius:170px 170px 0 0;position:relative;padding:34px 25px 0}
        .arch:before,.arch:after{content:"";position:absolute;top:0;bottom:0;width:7px;background:var(--amber);opacity:.75}
        .arch:before{left:17px}.arch:after{right:17px}
        .number-card{height:265px;background:var(--amber);color:var(--ink);border-radius:16px;padding:24px;position:relative;z-index:1;box-shadow:16px 20px 0 rgba(118,170,160,.72)}
        .number-card .tiny{font-size:12px;font-weight:800;letter-spacing:2px}
        .number-card strong{display:block;font-size:112px;line-height:1;margin:22px 0 10px;letter-spacing:-8px}
        .number-card p{font-size:14px;font-weight:700;line-height:1.5;max-width:190px}
        .signal{position:absolute;right:0;bottom:22px;background:var(--white);color:var(--ink);padding:14px 18px;border-radius:12px;box-shadow:var(--shadow);font-size:13px;font-weight:700}
        .signal b{color:var(--jade);font-size:20px;margin-right:6px}
        .section{padding:88px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:32px}
        .section-kicker{font-size:12px;letter-spacing:2px;color:var(--jade);font-weight:900;text-transform:uppercase}
        h2{font-size:34px;line-height:1.25;letter-spacing:-.8px;margin-top:5px}
        .section-head p{color:var(--muted);max-width:470px;font-size:14px}
        .entry-grid{display:grid;grid-template-columns:1.25fr .9fr .9fr;gap:14px}
        .entry-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:27px;min-height:178px;transition:.22s ease;position:relative;overflow:hidden}
        .entry-card:first-child{background:var(--ink);color:var(--white);grid-row:span 2;min-height:370px}
        .entry-card:hover{border-color:var(--amber);box-shadow:var(--shadow);transform:translateY(-3px)}
        .entry-icon{width:42px;height:42px;border-radius:12px;background:var(--soft);color:var(--amber-deep);display:grid;place-items:center;font-weight:900;font-size:18px;margin-bottom:28px}
        .entry-card:first-child .entry-icon{background:rgba(228,154,59,.18);color:var(--amber)}
        .entry-card h3{font-size:20px;margin-bottom:7px}
        .entry-card p{font-size:14px;color:var(--muted);line-height:1.65}
        .entry-card:first-child p{color:#c7becb;max-width:260px}
        .entry-link{position:absolute;right:24px;bottom:22px;color:var(--amber-deep);font-size:13px;font-weight:800}
        .entry-card:first-child .entry-link{color:var(--amber)}
        .news-section{background:var(--paper-2)}
        .news-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:20px}
        .feature-news{background:var(--ink);color:var(--white);border-radius:var(--radius);padding:32px;min-height:330px;display:flex;flex-direction:column;justify-content:end;position:relative;overflow:hidden}
        .feature-news:after{content:"资讯";position:absolute;right:25px;top:14px;font-size:90px;font-weight:900;color:rgba(255,255,255,.05)}
        .tag{display:inline-flex;width:max-content;padding:3px 9px;border-radius:5px;background:rgba(118,170,160,.2);color:var(--jade);font-size:12px;font-weight:800}
        .feature-news h3{font-size:27px;line-height:1.4;margin:18px 0 9px;max-width:570px}
        .feature-news p{color:#c7becb;max-width:570px;font-size:14px}
        .news-meta{display:flex;gap:15px;color:#a99eae;font-size:12px;margin-top:22px}
        .news-list{display:flex;flex-direction:column;gap:10px}
        .news-item{background:var(--white);border:1px solid var(--line);border-radius:13px;padding:18px 20px;display:grid;grid-template-columns:75px 1fr;gap:16px;transition:.2s}
        .news-item:hover{border-color:var(--amber);background:#fffaf3}
        .news-date{color:var(--amber-deep);font-weight:900;font-size:13px;border-right:1px solid var(--line)}
        .news-item h3{font-size:16px;line-height:1.45;margin-bottom:3px}
        .news-item p{font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
        .news-more{display:inline-block;margin-top:20px;color:var(--ink);font-size:14px;font-weight:800;border-bottom:2px solid var(--amber)}
        .empty-state{background:var(--white);border:1px dashed var(--line);border-radius:var(--radius);padding:45px;text-align:center;color:var(--muted)}
        .empty-state strong{display:block;color:var(--ink);font-size:18px;margin-bottom:5px}
        .download-band{background:var(--jade);padding:62px 0;color:var(--ink)}
        .download-grid{display:grid;grid-template-columns:1fr 330px;align-items:center;gap:50px}
        .download-band h2{max-width:620px}
        .download-band p{max-width:590px;margin:15px 0 23px;color:#274943}
        .download-points{display:flex;gap:22px;flex-wrap:wrap;margin-top:24px;font-size:13px;font-weight:800}
        .download-points span:before{content:"✓";color:var(--amber-deep);margin-right:6px}
        .qr-panel{background:var(--white);border-radius:var(--radius);padding:24px;display:flex;gap:18px;align-items:center;box-shadow:var(--shadow)}
        .qr-placeholder{width:102px;height:102px;border:8px solid var(--ink);background:repeating-linear-gradient(45deg,var(--white) 0 7px,var(--ink) 7px 11px);display:grid;place-items:center;color:var(--white);font-size:11px;font-weight:900;text-align:center}
        .qr-placeholder span{background:var(--ink);padding:2px 4px}
        .qr-panel h3{font-size:17px}.qr-panel p{font-size:12px!important;margin:5px 0 0!important;color:var(--muted)!important}
        .feature-strip{display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:18px;align-items:stretch}
        .feature-intro{background:var(--ink);color:var(--white);border-radius:var(--radius);padding:31px}
        .feature-intro h2{font-size:28px}.feature-intro p{color:#c7becb;margin-top:15px;font-size:14px}
        .feature-box{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:27px}
        .feature-box .big{font-size:44px;color:var(--amber);font-weight:900;line-height:1;margin-bottom:22px}
        .feature-box h3{font-size:18px;margin-bottom:6px}.feature-box p{font-size:14px;color:var(--muted)}
        .faq-section{background:var(--paper-2)}
        .faq-wrap{max-width:860px;margin:0 auto}
        .faq-item{border-bottom:1px solid var(--line)}
        .faq-item summary{list-style:none;padding:21px 5px;font-weight:800;cursor:pointer;display:flex;justify-content:space-between;gap:15px}
        .faq-item summary::-webkit-details-marker{display:none}
        .faq-item summary:after{content:"+";color:var(--amber-deep);font-size:23px;line-height:1}
        .faq-item[open] summary:after{content:"−"}
        .faq-answer{color:var(--muted);font-size:14px;padding:0 35px 22px 5px}
        .final-cta{padding:70px 0}
        .cta-card{border:1px solid var(--line);background:var(--white);border-radius:var(--radius);padding:38px 44px;display:flex;align-items:center;justify-content:space-between;gap:30px}
        .cta-card p{color:var(--muted);font-size:14px;margin-top:6px}
        .cta-actions{display:flex;gap:11px;flex-shrink:0}
        .site-footer{background:var(--ink);color:var(--white);padding:52px 0 25px}
        .footer-top{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:30px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.13)}
        .footer-brand p{color:#b9afbe;font-size:13px;max-width:290px;margin-top:14px}
        .footer-title{font-size:13px;color:var(--amber);font-weight:800;margin-bottom:14px}
        .footer-links{display:flex;flex-direction:column;gap:7px}
        .footer-links a{color:#c7becb;font-size:13px;transition:.2s}
        .footer-links a:hover{color:var(--amber)}
        .footer-bottom{display:flex;justify-content:space-between;gap:20px;color:#938794;font-size:12px;padding-top:21px;flex-wrap:wrap}
        .mobile-download{display:none}
        @media(max-width:1050px){
            .main-nav{gap:0}.main-nav a{padding:8px 7px;font-size:13px}.brand{min-width:220px}
            .hero-inner{gap:30px}.entry-grid{grid-template-columns:1fr 1fr}.entry-card:first-child{grid-row:auto;grid-column:span 2;min-height:260px}
        }
        @media(max-width:768px){
            .container{width:min(100% - 34px,var(--wrap))}
            .site-header{height:68px}.header-inner{justify-content:space-between;gap:12px}
            .brand{min-width:0}.brand-text{font-size:13px}.brand-text small{display:none}.brand-mark{width:38px;height:38px}
            .header-action{margin-left:auto}.header-action .btn{min-height:40px;padding:0 13px;font-size:13px}
            .menu-toggle{display:block}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--paper);border-bottom:1px solid var(--line);padding:12px 17px;flex-direction:column;align-items:stretch;box-shadow:var(--shadow)}
            .main-nav.open{display:flex}.main-nav a{padding:11px 12px}
            .hero-inner{grid-template-columns:1fr;padding:72px 0 60px;min-height:0}.hero-art{min-height:310px}.arch{transform:scale(.82)}
            .section{padding:58px 0}.section-head{display:block}.section-head p{margin-top:12px}
            .news-layout,.download-grid{grid-template-columns:1fr}.feature-strip{grid-template-columns:1fr 1fr}.feature-intro{grid-column:span 2}
            .cta-card{display:block;padding:30px}.cta-actions{margin-top:22px}
            .footer-top{grid-template-columns:1.4fr 1fr 1fr}
        }
        @media(max-width:520px){
            h1{font-size:31px}.hero-copy p{font-size:15px}.hero-art{min-height:260px}.arch{transform:scale(.66);margin:-38px}
            .entry-grid,.feature-strip{grid-template-columns:1fr}.entry-card:first-child,.feature-intro{grid-column:auto}
            .entry-card:first-child{min-height:230px}.news-item{grid-template-columns:61px 1fr;padding:15px}.news-item p{white-space:normal}
            .feature-news{padding:24px;min-height:300px}.feature-news h3{font-size:22px}
            .download-grid{gap:25px}.qr-panel{padding:17px}.qr-placeholder{width:82px;height:82px}
            .cta-actions{flex-direction:column}.cta-actions .btn{width:100%}
            .footer-top{grid-template-columns:1fr 1fr}.footer-brand{grid-column:span 2}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:5px}
            .mobile-download{display:block;position:fixed;bottom:12px;left:14px;right:14px;z-index:15}.mobile-download .btn{width:100%;box-shadow:0 8px 25px rgba(33,25,45,.25)}
        }

/* roulang page: index */
:root{
            --ink:#17151d;
            --night:#1d1924;
            --night-2:#282132;
            --purple:#9b63ff;
            --purple-deep:#7540d6;
            --lime:#c7f36b;
            --paper:#f5f2ed;
            --card:#fffdf9;
            --muted:#77717e;
            --line:#e7e0dc;
            --soft-purple:#eee6ff;
            --shadow:0 18px 48px rgba(35,24,48,.12);
            --radius:18px;
            --container:1220px;
        }
        *{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth}
        body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;background:var(--paper);color:var(--ink);line-height:1.7;font-size:16px}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input{font:inherit}
        button{border:0;cursor:pointer}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
        .topline{height:38px;background:var(--lime);color:#24251b;font-size:13px;display:flex;align-items:center}
        .topline-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
        .notice{display:flex;align-items:center;gap:12px;min-width:0}
        .notice strong{font-weight:800;letter-spacing:.04em}
        .notice span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
        .notice-date{opacity:.7;font-variant-numeric:tabular-nums}
        .topline a{font-weight:700;border-bottom:1px solid currentColor;white-space:nowrap}
        .site-header{background:var(--night);color:#fff;position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(255,255,255,.08)}
        .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
        .brand{display:flex;align-items:center;gap:11px;min-width:245px}
        .brand-mark{width:39px;height:39px;border-radius:11px;background:var(--purple);position:relative;display:grid;place-items:center;color:#fff;font-size:15px;font-weight:900;letter-spacing:-.08em;box-shadow:5px 5px 0 rgba(199,243,107,.9)}
        .brand-mark:after{content:"";position:absolute;width:8px;height:8px;background:var(--lime);border-radius:50%;right:5px;top:5px}
        .brand-text{font-size:15px;font-weight:800;line-height:1.25;letter-spacing:.01em}
        .brand-text small{display:block;color:#c5bccd;font-size:11px;font-weight:500;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:4px}
        .main-nav a{font-size:14px;color:#d8d0dc;padding:10px 13px;border-radius:9px;transition:.25s ease}
        .main-nav a:hover,.main-nav a:focus,.main-nav a.active{background:rgba(155,99,255,.2);color:#fff}
        .nav-action{background:var(--lime)!important;color:#24251b!important;font-weight:800!important;margin-left:7px;padding:11px 17px!important}
        .nav-action:hover{background:#ddff91!important;transform:translateY(-2px)}
        .menu-toggle{display:none;background:transparent;color:#fff;font-size:25px;padding:8px}
        .hero{background:var(--night);color:#fff;padding:78px 0 92px;overflow:hidden;position:relative}
        .hero:before{content:"28";position:absolute;right:-20px;bottom:-80px;font-size:370px;line-height:1;font-weight:900;color:rgba(155,99,255,.08);letter-spacing:-.15em;pointer-events:none}
        .hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:75px;align-items:center;position:relative;z-index:1}
        .eyebrow{color:var(--lime);font-size:13px;font-weight:800;letter-spacing:.15em;text-transform:uppercase;margin-bottom:20px}
        h1{font-size:clamp(38px,5vw,63px);line-height:1.14;letter-spacing:-.045em;max-width:700px}
        .hero-copy{color:#c7bfce;font-size:18px;max-width:600px;margin:25px 0 31px;line-height:1.85}
        .actions{display:flex;gap:13px;flex-wrap:wrap}
        .btn{min-height:48px;padding:12px 20px;border-radius:10px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;gap:9px;transition:.25s ease}
        .btn-primary{background:var(--lime);color:#28291d}
        .btn-primary:hover{background:#e1ff98;box-shadow:0 10px 25px rgba(199,243,107,.18);transform:translateY(-2px)}
        .btn-secondary{border:1px solid rgba(255,255,255,.25);color:#fff;background:transparent}
        .btn-secondary:hover{border-color:var(--purple);background:rgba(155,99,255,.17);transform:translateY(-2px)}
        .btn:focus,.main-nav a:focus,.faq-question:focus{outline:3px solid rgba(199,243,107,.65);outline-offset:3px}
        .hero-notes{display:flex;gap:22px;margin-top:34px;color:#a9a0ae;font-size:13px}
        .hero-notes b{display:block;color:#fff;font-size:20px;line-height:1.2;margin-bottom:3px}
        .device-stage{min-height:430px;position:relative;display:grid;place-items:center}
        .device-glow{position:absolute;width:330px;height:330px;border-radius:50%;background:rgba(155,99,255,.22);filter:blur(2px)}
        .device{width:255px;height:455px;border:8px solid #40394b;border-radius:35px;background:#f8f5ff;box-shadow:22px 25px 0 rgba(0,0,0,.15),0 20px 70px rgba(155,99,255,.26);position:relative;z-index:2;overflow:hidden;transform:rotate(5deg)}
        .device-notch{width:90px;height:19px;border-radius:0 0 12px 12px;background:#40394b;margin:0 auto}
        .device-screen{padding:27px 17px;color:var(--ink)}
        .screen-label{font-size:11px;color:var(--purple-deep);font-weight:800}
        .screen-title{font-size:25px;font-weight:900;line-height:1.15;margin:5px 0 20px}
        .screen-panel{height:126px;border-radius:15px;background:var(--night-2);padding:17px;color:#fff;position:relative;overflow:hidden}
        .screen-panel:after{content:"28";position:absolute;right:-7px;bottom:-20px;font-size:100px;color:rgba(199,243,107,.16);font-weight:900}
        .screen-panel b{font-size:18px;position:relative;z-index:1}
        .screen-line{height:9px;background:#e3ddec;border-radius:5px;margin-top:16px}
        .screen-line.short{width:61%;margin-top:8px}
        .screen-row{display:flex;gap:9px;margin-top:16px}
        .screen-item{height:72px;flex:1;border-radius:11px;background:#ece5f7;padding:10px}
        .screen-item i{display:block;width:22px;height:22px;border-radius:7px;background:var(--purple);margin-bottom:8px}
        .screen-item:last-child i{background:var(--lime)}
        .float-tag{position:absolute;z-index:3;background:var(--lime);color:#202318;padding:12px 14px;border-radius:12px;font-weight:900;right:11px;top:61px;box-shadow:8px 9px 0 rgba(0,0,0,.16);transform:rotate(-5deg)}
        .section{padding:96px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:38px}
        .kicker{font-size:12px;letter-spacing:.14em;color:var(--purple-deep);font-weight:900;margin-bottom:9px}
        h2{font-size:clamp(28px,3.3vw,42px);line-height:1.2;letter-spacing:-.035em}
        .section-intro{max-width:490px;color:var(--muted);font-size:15px}
        .download-band{background:var(--night-2);color:#fff;padding:31px;border-radius:var(--radius);display:grid;grid-template-columns:1.15fr .85fr;gap:35px;align-items:center;box-shadow:var(--shadow)}
        .download-band h2{font-size:31px}
        .download-band p{color:#c8bfce;margin:13px 0 22px;max-width:610px}
        .platforms{display:flex;gap:9px;flex-wrap:wrap;margin-top:16px}
        .platforms span{font-size:12px;border:1px solid rgba(255,255,255,.2);color:#ddd5e3;border-radius:6px;padding:5px 9px}
        .qr-box{justify-self:end;background:#fff;color:var(--ink);padding:16px;border-radius:12px;display:flex;align-items:center;gap:15px;max-width:280px}
        .qr{width:82px;height:82px;background:repeating-linear-gradient(45deg,#17151d 0 4px,#fff 4px 8px);position:relative}
        .qr:before,.qr:after{content:"";position:absolute;width:19px;height:19px;border:5px solid #fff;background:#17151d;top:7px;left:7px}
        .qr:after{left:auto;top:auto;right:7px;bottom:7px}
        .qr-box strong{font-size:14px;display:block;line-height:1.4}
        .qr-box small{display:block;color:var(--muted);font-size:12px;margin-top:4px}
        .entry-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:18px}
        .entry-card{border:1px solid var(--line);background:var(--card);border-radius:var(--radius);padding:30px;min-height:188px;transition:.25s ease;position:relative;overflow:hidden}
        .entry-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d4c2f5}
        .entry-card.large{min-height:245px;background:var(--soft-purple)}
        .entry-card:nth-child(2){background:#e9f5be}
        .entry-card:nth-child(3){background:#fffdf9}
        .entry-number{font-size:13px;color:var(--purple-deep);font-weight:900;letter-spacing:.1em}
        .entry-card h3{font-size:25px;margin:19px 0 8px}
        .entry-card p{color:var(--muted);font-size:14px;max-width:410px}
        .entry-link{position:absolute;right:28px;bottom:25px;font-weight:900;color:var(--purple-deep)}
        .entry-link:after{content:" →";transition:.2s}
        .entry-card:hover .entry-link:after{margin-left:5px}
        .updates{background:#ebe6df}
        .updates-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px}
        .update-feature{background:var(--night);color:#fff;border-radius:var(--radius);padding:31px;min-height:315px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}
        .update-feature:after{content:"NG28";position:absolute;right:-14px;bottom:-19px;font-size:92px;color:rgba(155,99,255,.18);font-weight:900}
        .update-feature h3{font-size:28px;line-height:1.3;max-width:320px;position:relative;z-index:1}
        .update-feature p{color:#c9c0d0;position:relative;z-index:1}
        .update-list{display:flex;flex-direction:column}
        .update-item{display:grid;grid-template-columns:87px 1fr auto;gap:20px;align-items:center;border-bottom:1px solid #d8d0c9;padding:17px 0;transition:.2s}
        .update-item:first-child{padding-top:0}
        .update-item:hover .update-title{color:var(--purple-deep)}
        .update-date{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
        .update-title{font-size:17px;font-weight:800;transition:.2s}
        .update-summary{font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
        .tag{display:inline-block;border-radius:5px;padding:3px 8px;font-size:11px;font-weight:800;background:var(--soft-purple);color:var(--purple-deep);margin-bottom:6px}
        .arrow{font-size:21px;color:var(--purple-deep)}
        .empty-state{padding:35px 0;color:var(--muted);font-size:14px}
        .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
        .step{padding:27px 25px 10px 0;border-right:1px solid var(--line);margin-right:25px;position:relative}
        .step:last-child{border-right:0;margin-right:0}
        .step-num{width:34px;height:34px;border-radius:9px;background:var(--purple);color:#fff;display:grid;place-items:center;font-weight:900;margin-bottom:18px}
        .step h3{font-size:18px;margin-bottom:7px}
        .step p{font-size:14px;color:var(--muted)}
        .faq-area{background:var(--night);color:#fff}
        .faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:80px}
        .faq-area .kicker{color:var(--lime)}
        .faq-area .section-intro{color:#c3bacb;margin-top:15px}
        .faq-list{border-top:1px solid rgba(255,255,255,.18)}
        .faq-item{border-bottom:1px solid rgba(255,255,255,.18)}
        .faq-question{width:100%;background:transparent;color:#fff;text-align:left;display:flex;justify-content:space-between;align-items:center;gap:15px;padding:20px 0;font-weight:800;font-size:16px}
        .faq-question span:last-child{color:var(--lime);font-size:24px;font-weight:400;transition:.2s}
        .faq-answer{max-height:0;overflow:hidden;color:#c6bdcc;font-size:14px;transition:max-height .3s ease}
        .faq-item.open .faq-answer{max-height:100px;padding:0 35px 20px 0}
        .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
        .cta{padding:85px 0}
        .cta-box{background:var(--lime);border-radius:var(--radius);padding:42px 48px;display:flex;align-items:center;justify-content:space-between;gap:30px}
        .cta-box h2{font-size:34px}
        .cta-box p{color:#4f5539;margin-top:7px}
        .cta-box .btn{background:var(--night);color:#fff}
        .cta-box .btn:hover{background:var(--purple-deep)}
        .site-footer{background:#15131a;color:#fff;padding:48px 0 24px}
        .footer-main{display:flex;justify-content:space-between;gap:55px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.12)}
        .footer-brand{max-width:300px}
        .footer-brand .brand{margin-bottom:16px}
        .footer-brand p{font-size:13px;color:#9f96a5}
        .footer-links{display:flex;gap:68px}
        .footer-links h4{font-size:14px;margin-bottom:14px}
        .footer-links a{display:block;font-size:13px;color:#aaa1b0;margin:8px 0;transition:.2s}
        .footer-links a:hover{color:var(--lime)}
        .copyright{display:flex;justify-content:space-between;color:#817886;font-size:12px;padding-top:19px;gap:15px}
        @media(max-width:1024px){
            .main-nav{gap:0}.main-nav a{padding:9px 8px;font-size:13px}
            .hero-grid{gap:35px}.updates-grid{gap:28px}.faq-grid{gap:40px}
        }
        @media(max-width:768px){
            .container{width:min(var(--container),calc(100% - 36px))}
            .topline{height:36px}.notice-date{display:none}
            .nav-wrap{height:68px}.brand{min-width:0}.brand-text{font-size:13px}
            .menu-toggle{display:block}.main-nav{display:none;position:absolute;left:18px;right:18px;top:68px;background:var(--night-2);padding:10px;border:1px solid rgba(255,255,255,.12);border-radius:12px;box-shadow:var(--shadow)}
            .main-nav.show{display:flex;flex-direction:column;align-items:stretch}.main-nav a{padding:13px 14px}.nav-action{margin:5px 0 0;text-align:center}
            .hero{padding:58px 0 65px}.hero-grid,.download-band,.updates-grid,.faq-grid{grid-template-columns:1fr}
            .hero-copy{font-size:16px}.device-stage{min-height:390px;margin-top:15px}.device{width:220px;height:395px}.device-screen{padding:22px 14px}.screen-panel{height:105px}.screen-title{font-size:21px}
            .float-tag{right:calc(50% - 150px);top:30px}.section{padding:68px 0}.section-head{display:block;margin-bottom:27px}.section-intro{margin-top:14px}
            .entry-layout{grid-template-columns:1fr 1fr}.entry-card.large{grid-row:span 2}.entry-card{padding:22px}.entry-card h3{font-size:21px}
            .qr-box{justify-self:start}.steps{grid-template-columns:1fr 1fr;gap:0}.step{border-right:0;border-bottom:1px solid var(--line);margin-right:20px;padding-bottom:25px}
            .cta-box{display:block;padding:32px 27px}.cta-box h2{font-size:28px}.cta-box .btn{margin-top:22px}
            .footer-main{display:block}.footer-links{margin-top:30px;gap:45px}.copyright{display:block}.copyright span{display:block;margin-top:6px}
        }
        @media(max-width:520px){
            h1{font-size:36px}.hero-notes{gap:14px}.hero-notes b{font-size:18px}
            .actions .btn{width:100%}.entry-layout{grid-template-columns:1fr}.entry-card.large{grid-row:auto;min-height:190px}
            .update-item{grid-template-columns:70px 1fr;gap:12px}.update-item .arrow{display:none}.update-title{font-size:15px}.update-summary{font-size:12px}
            .steps{grid-template-columns:1fr}.step{margin-right:0}.download-band{padding:24px}.download-band h2{font-size:27px}
            .footer-links{gap:24px;flex-wrap:wrap}
        }

/* roulang page: article */
:root{
            --ink:#21192d;
            --ink-2:#332640;
            --amber:#e49a3b;
            --amber-deep:#c97921;
            --jade:#76aaa0;
            --paper:#f7f4ef;
            --paper-2:#eee9e3;
            --white:#fffdfa;
            --muted:#756b7d;
            --line:#ded6df;
            --soft:#f2ece5;
            --shadow:0 18px 45px rgba(42,28,49,.11);
            --radius:18px;
            --small-radius:10px;
            --wrap:1220px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            background:var(--paper);
            color:var(--ink);
            font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
            font-size:16px;
            line-height:1.75;
            -webkit-font-smoothing:antialiased;
        }
        a{color:inherit;text-decoration:none}
        a:focus-visible,button:focus-visible{outline:3px solid var(--jade);outline-offset:3px}
        img{display:block;max-width:100%}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--wrap),calc(100% - 48px));margin:0 auto}
        .site-header{
            height:78px;
            display:flex;
            align-items:center;
            background:rgba(247,244,239,.96);
            border-bottom:1px solid var(--line);
            position:sticky;
            top:0;
            z-index:20;
            backdrop-filter:blur(12px);
        }
        .header-inner{display:flex;align-items:center;gap:28px}
        .brand{display:flex;align-items:center;gap:11px;min-width:254px}
        .brand-mark{
            width:42px;height:42px;border-radius:12px;background:var(--ink);
            color:var(--amber);display:grid;place-items:center;font-size:18px;
            font-weight:900;letter-spacing:-1px;position:relative;
            box-shadow:4px 4px 0 var(--amber);
        }
        .brand-mark:after{content:"";position:absolute;inset:9px;border:1px solid rgba(255,255,255,.45);border-radius:5px}
        .brand-text{font-weight:800;font-size:15px;line-height:1.25;letter-spacing:.2px}
        .brand-text small{display:block;color:var(--muted);font-size:11px;font-weight:600;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{padding:8px 12px;color:var(--muted);font-size:14px;border-radius:8px;transition:.2s ease;white-space:nowrap}
        .main-nav a:hover,.main-nav a.active{color:var(--ink);background:#ebe3dc}
        .main-nav a.active{font-weight:800;box-shadow:inset 0 -2px var(--amber)}
        .nav-action{background:var(--amber)!important;color:var(--ink)!important;font-weight:800!important;margin-left:auto}
        .nav-action:hover{background:#f0ae4d!important;box-shadow:0 8px 18px rgba(201,121,33,.23)}
        .menu-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:25px}
        .page-hero{background:var(--ink);color:var(--white);padding:68px 0 72px;position:relative;overflow:hidden}
        .page-hero:after{content:"28";position:absolute;right:5%;top:-105px;color:rgba(255,255,255,.035);font-size:410px;font-weight:900;line-height:1;pointer-events:none}
        .breadcrumb{position:relative;z-index:1;display:flex;gap:10px;align-items:center;color:#c8bfca;font-size:13px;margin-bottom:28px}
        .breadcrumb a:hover{color:var(--amber)}
        .breadcrumb span{color:#756879}
        .hero-label,.article-label{
            display:inline-flex;align-items:center;gap:8px;color:var(--amber);
            font-size:13px;font-weight:800;letter-spacing:1.4px;
        }
        .hero-label:before,.article-label:before{content:"";width:24px;height:2px;background:var(--amber)}
        .page-hero h1{position:relative;z-index:1;max-width:900px;margin:14px 0 16px;font-size:clamp(34px,5vw,60px);line-height:1.2;letter-spacing:-1.5px}
        .hero-summary{position:relative;z-index:1;color:#c8bfca;max-width:760px;font-size:17px;margin:0}
        .article-meta{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:18px;color:#aaa0ad;font-size:13px;margin-top:24px}
        .article-meta strong{color:var(--amber);font-weight:700}
        .reading-layout{display:grid;grid-template-columns:minmax(0,820px) 300px;gap:54px;align-items:start;padding:76px 0 96px}
        .article-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(26px,4vw,54px);box-shadow:var(--shadow);min-width:0}
        .article-content{font-size:17px;line-height:1.95;color:#413849}
        .article-content h2{font-size:30px;line-height:1.35;color:var(--ink);margin:38px 0 15px}
        .article-content h3{font-size:22px;line-height:1.45;color:var(--ink);margin:30px 0 12px}
        .article-content p{margin:0 0 20px}
        .article-content ul,.article-content ol{padding-left:1.5em;margin:0 0 22px}
        .article-content li{margin:7px 0}
        .article-content blockquote{margin:28px 0;padding:18px 22px;border-left:4px solid var(--amber);background:var(--soft);color:var(--ink-2);border-radius:0 10px 10px 0}
        .article-content img{border-radius:12px;margin:26px auto}
        .article-content table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15px}
        .article-content th,.article-content td{border:1px solid var(--line);padding:11px 13px;text-align:left}
        .article-content th{background:var(--soft);color:var(--ink)}
        .article-content a{color:var(--amber-deep);text-decoration:underline;text-underline-offset:3px}
        .empty-state{padding:48px 20px;text-align:center;border:1px dashed #cfc3d0;border-radius:14px;color:var(--muted)}
        .empty-state strong{display:block;color:var(--ink);font-size:22px;margin-bottom:8px}
        .empty-state a{display:inline-flex;margin-top:18px;color:var(--ink);font-weight:800;text-decoration:none;border-bottom:2px solid var(--amber)}
        .side-stack{display:grid;gap:16px;position:sticky;top:104px}
        .side-card{background:var(--ink);color:var(--white);border-radius:var(--radius);padding:26px;position:relative;overflow:hidden}
        .side-card:after{content:"28";position:absolute;right:-8px;bottom:-28px;font-size:120px;line-height:1;font-weight:900;color:rgba(255,255,255,.05)}
        .side-card h3{position:relative;z-index:1;font-size:21px;margin:0 0 9px}
        .side-card p{position:relative;z-index:1;color:#c8bfca;font-size:14px;margin:0 0 20px}
        .side-card .btn{position:relative;z-index:1;width:100%}
        .side-nav{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:23px}
        .side-nav h3{font-size:17px;margin:0 0 14px}
        .side-nav a{display:block;padding:9px 0;color:var(--muted);font-size:14px;border-bottom:1px solid var(--line);transition:.2s}
        .side-nav a:last-child{border-bottom:0}
        .side-nav a:hover{color:var(--amber-deep);padding-left:4px}
        .article-bottom{display:flex;flex-wrap:wrap;gap:12px;border-top:1px solid var(--line);margin-top:42px;padding-top:26px}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 20px;border-radius:9px;border:1px solid transparent;font-weight:800;font-size:14px;transition:.2s ease}
        .btn-primary{background:var(--amber);color:var(--ink)}
        .btn-primary:hover{background:#f0ae4d;box-shadow:0 8px 18px rgba(201,121,33,.23);transform:translateY(-1px)}
        .btn-secondary{background:transparent;border-color:var(--ink);color:var(--ink)}
        .btn-secondary:hover{background:var(--ink);color:var(--white)}
        .cta{background:var(--jade);padding:58px 0}
        .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
        .cta h2{font-size:clamp(26px,3vw,38px);margin:0 0 7px;color:var(--ink)}
        .cta p{margin:0;color:#304842}
        .cta .btn{background:var(--ink);color:var(--white)}
        .cta .btn:hover{background:var(--ink-2);transform:translateY(-2px)}
        .site-footer{background:var(--ink);color:var(--white);padding:58px 0 24px}
        .footer-main{display:flex;justify-content:space-between;gap:50px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.14)}
        .footer-brand{max-width:390px}
        .footer-brand .brand{min-width:0}
        .footer-brand .brand-text small{color:#aaa0ad}
        .footer-brand p{color:#bdb3c0;font-size:14px;margin:22px 0 0;line-height:1.8}
        .footer-links{display:flex;gap:80px}
        .footer-links div{display:flex;flex-direction:column;gap:8px}
        .footer-links h4{font-size:14px;margin:0 0 8px;color:var(--amber)}
        .footer-links a{color:#bdb3c0;font-size:13px;transition:.2s}
        .footer-links a:hover{color:var(--white);transform:translateX(3px)}
        .copyright{display:flex;justify-content:space-between;gap:20px;color:#938695;font-size:12px;padding-top:22px}
        @media(max-width:1024px){
            .header-inner{gap:14px}.brand{min-width:220px}.main-nav a{padding:8px 7px;font-size:13px}
            .reading-layout{grid-template-columns:minmax(0,1fr) 255px;gap:28px}
        }
        @media(max-width:768px){
            .container{width:min(var(--wrap),calc(100% - 36px))}
            .site-header{height:70px}.header-inner{justify-content:space-between}.brand{min-width:0}
            .brand-text{font-size:13px}.main-nav{display:none;position:absolute;top:70px;left:0;right:0;padding:13px 18px 18px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
            .main-nav.open{display:flex}.main-nav a{padding:12px 14px}.nav-action{margin-left:0!important;text-align:center;margin-top:5px}
            .menu-toggle{display:block}.page-hero{padding:48px 0 54px}.page-hero:after{font-size:260px;top:-35px}
            .reading-layout{display:block;padding:48px 0 70px}.side-stack{position:static;margin-top:24px}
            .cta-inner{display:block}.cta .btn{margin-top:22px}.footer-main{display:block}.footer-links{gap:50px;margin-top:32px}
            .copyright{display:block}.copyright span{display:block;margin-top:6px}
        }
        @media(max-width:520px){
            .container{width:calc(100% - 30px)}.brand-mark{width:38px;height:38px}.brand-text small{font-size:10px}
            .page-hero h1{font-size:34px}.hero-summary{font-size:15px}.article-card{padding:22px 18px}
            .article-content{font-size:16px}.article-content h2{font-size:25px}.article-content h3{font-size:20px}
            .footer-links{gap:24px}.footer-links a{font-size:12px}
        }

/* roulang page: category1 */
:root{
        --ink:#21192d;
        --ink-2:#332640;
        --night:#1d1924;
        --amber:#e49a3b;
        --amber-deep:#c97921;
        --jade:#76aaa0;
        --paper:#f7f4ef;
        --paper-2:#eee9e3;
        --white:#fffdfa;
        --muted:#756b7d;
        --line:#ded6df;
        --soft:#f2ece5;
        --purple:#9b63ff;
        --lime:#c7f36b;
        --shadow:0 18px 45px rgba(42,28,49,.11);
        --radius:18px;
        --small-radius:10px;
        --wrap:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
        margin:0;
        background:var(--paper);
        color:var(--ink);
        font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
        font-size:16px;
        line-height:1.75;
        -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{line-height:1.25}
    .container{width:min(var(--wrap),calc(100% - 48px));margin:0 auto}
    .site-header{
        height:78px;
        display:flex;
        align-items:center;
        background:rgba(247,244,239,.96);
        border-bottom:1px solid var(--line);
        position:sticky;
        top:0;
        z-index:20;
        backdrop-filter:blur(12px);
    }
    .header-inner{display:flex;align-items:center;gap:28px}
    .brand{display:flex;align-items:center;gap:11px;min-width:254px}
    .brand-mark{
        width:42px;height:42px;border-radius:12px;background:var(--ink);
        color:var(--amber);display:grid;place-items:center;font-size:18px;
        font-weight:900;letter-spacing:-1px;position:relative;
        box-shadow:4px 4px 0 var(--amber);
    }
    .brand-mark:after{
        content:"";position:absolute;inset:9px;border:1px solid rgba(255,255,255,.45);
        border-radius:5px
    }
    .brand-text{font-weight:800;font-size:15px;line-height:1.25;letter-spacing:.2px}
    .brand-text small{display:block;color:var(--muted);font-size:11px;font-weight:600;margin-top:3px}
    .main-nav{display:flex;align-items:center;gap:4px;flex:1}
    .main-nav a{
        padding:8px 12px;color:var(--muted);font-size:14px;border-radius:8px;
        transition:.2s ease;white-space:nowrap
    }
    .main-nav a:hover,.main-nav a.active{color:var(--ink);background:#ebe3dc}
    .main-nav a.active{font-weight:800;box-shadow:inset 0 -2px var(--amber)}
    .nav-action{
        margin-left:auto;background:var(--ink)!important;color:var(--white)!important;
        padding:10px 16px!important
    }
    .nav-action:hover{background:var(--amber)!important;color:var(--ink)!important}
    .menu-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:25px}
    .btn{
        display:inline-flex;align-items:center;justify-content:center;gap:9px;
        min-height:46px;padding:0 20px;border-radius:9px;border:1px solid transparent;
        font-weight:800;font-size:14px;transition:.2s ease
    }
    .btn-primary{background:var(--amber);color:var(--ink)}
    .btn-primary:hover{background:#f0ae4d;box-shadow:0 8px 18px rgba(201,121,33,.23);transform:translateY(-2px)}
    .btn-secondary{background:transparent;border-color:var(--ink);color:var(--ink)}
    .btn-secondary:hover{background:var(--ink);color:var(--white);transform:translateY(-2px)}
    .btn-light{background:var(--white);color:var(--ink)}
    .btn-light:hover{background:var(--amber)}
    .page-hero{
        background:var(--ink);color:var(--white);padding:76px 0 84px;
        position:relative;overflow:hidden
    }
    .page-hero:after{
        content:"28";position:absolute;right:4%;top:-70px;font-size:360px;
        line-height:1;font-weight:900;color:rgba(255,255,255,.035);pointer-events:none
    }
    .hero-grid{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:8px;color:var(--amber);
        font-size:13px;font-weight:800;letter-spacing:1.5px;margin-bottom:18px
    }
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--amber)}
    h1{font-size:clamp(38px,5vw,62px);letter-spacing:-2px;margin-bottom:20px}
    .hero-copy p{color:#c7becb;max-width:650px;font-size:17px;margin-bottom:30px}
    .hero-buttons{display:flex;gap:12px;flex-wrap:wrap}
    .hero-buttons .btn-secondary{border-color:#85778d;color:var(--white)}
    .hero-buttons .btn-secondary:hover{background:var(--white);color:var(--ink)}
    .news-board{
        background:var(--white);color:var(--ink);border-radius:20px;padding:24px;
        box-shadow:16px 18px 0 rgba(118,170,160,.55);transform:rotate(2deg)
    }
    .board-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:18px}
    .board-title{font-weight:900;font-size:18px}
    .board-dot{width:10px;height:10px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 5px #f9ead5}
    .board-item{display:grid;grid-template-columns:52px 1fr;gap:13px;padding:14px 0;border-bottom:1px solid var(--line)}
    .board-item:last-child{border-bottom:0}
    .board-date{font-size:12px;color:var(--amber-deep);font-weight:900;line-height:1.4}
    .board-item strong{display:block;font-size:14px;line-height:1.45}
    .board-item span{font-size:12px;color:var(--muted)}
    .section{padding:88px 0}
    .section-alt{background:var(--paper-2)}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:32px}
    .section-head h2{font-size:36px;letter-spacing:-1px;margin:5px 0 0}
    .section-kicker{font-size:12px;letter-spacing:2px;color:var(--jade);font-weight:900}
    .section-head p{color:var(--muted);max-width:500px;font-size:14px;margin:0}
    .topic-layout{display:grid;grid-template-columns:280px 1fr;gap:18px}
    .topic-menu{
        background:var(--ink);color:var(--white);border-radius:var(--radius);padding:26px;
        min-height:330px
    }
    .topic-menu h3{font-size:21px;margin-bottom:20px}
    .topic-menu a{
        display:flex;justify-content:space-between;align-items:center;
        padding:12px 0;color:#c7becb;border-bottom:1px solid rgba(255,255,255,.12);
        transition:.2s ease
    }
    .topic-menu a:hover,.topic-menu a.active{color:var(--amber);padding-left:5px}
    .topic-menu a span{font-size:18px}
    .news-stack{display:grid;gap:12px}
    .news-card{
        display:grid;grid-template-columns:112px 1fr auto;align-items:center;gap:22px;
        background:var(--white);border:1px solid var(--line);border-radius:14px;
        padding:22px 24px;transition:.2s ease
    }
    .news-card:hover{border-color:var(--amber);box-shadow:var(--shadow);transform:translateX(3px)}
    .news-date{font-size:13px;color:var(--amber-deep);font-weight:900;border-right:1px solid var(--line)}
    .news-card h3{font-size:19px;margin:0 0 5px}
    .news-card p{font-size:14px;color:var(--muted);margin:0;line-height:1.6}
    .tag{
        display:inline-flex;width:max-content;padding:3px 9px;border-radius:5px;
        background:#e5f0ed;color:#45796f;font-size:12px;font-weight:800;margin-bottom:8px
    }
    .arrow{font-size:22px;color:var(--amber);transition:.2s ease}
    .news-card:hover .arrow{transform:translateX(5px)}
    .feature-panel{
        display:grid;grid-template-columns:1.1fr .9fr;gap:0;background:var(--ink);
        color:var(--white);border-radius:var(--radius);overflow:hidden
    }
    .feature-copy{padding:42px}
    .feature-copy h2{font-size:32px;margin:10px 0 14px}
    .feature-copy p{color:#c7becb;max-width:580px}
    .feature-mark{
        min-height:280px;background:var(--amber);color:var(--ink);display:flex;
        align-items:center;justify-content:center;position:relative;overflow:hidden
    }
    .feature-mark:before{content:"资讯";font-size:110px;font-weight:900;opacity:.16;position:absolute;right:-10px;bottom:-25px}
    .feature-mark strong{font-size:116px;line-height:1;letter-spacing:-10px;position:relative}
    .info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:18px}
    .info-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:27px;min-height:190px}
    .info-card:nth-child(2){background:#e9f1ed}
    .info-card:nth-child(3){background:#f5e8d7}
    .info-no{font-size:12px;color:var(--amber-deep);font-weight:900;letter-spacing:2px}
    .info-card h3{font-size:21px;margin:18px 0 8px}
    .info-card p{font-size:14px;color:var(--muted);margin:0}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
    .step{padding:28px 24px 10px 0;border-right:1px solid var(--line);margin-right:24px}
    .step:last-child{border-right:0;margin-right:0}
    .step-number{width:36px;height:36px;border-radius:9px;background:var(--ink);color:var(--amber);display:grid;place-items:center;font-weight:900;margin-bottom:18px}
    .step h3{font-size:18px;margin-bottom:7px}
    .step p{font-size:14px;color:var(--muted);margin:0;line-height:1.65}
    .faq-list{max-width:920px;margin:0 auto}
    .faq-item{border-top:1px solid var(--line)}
    .faq-item:last-child{border-bottom:1px solid var(--line)}
    .faq-question{
        width:100%;display:flex;justify-content:space-between;align-items:center;
        text-align:left;background:transparent;border:0;padding:21px 0;color:var(--ink);
        font-weight:800;font-size:17px
    }
    .faq-question span{font-size:25px;color:var(--amber);transition:.2s ease}
    .faq-answer{display:none;color:var(--muted);font-size:15px;padding:0 50px 22px 0}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question span{transform:rotate(45deg)}
    .cta{
        background:var(--jade);padding:58px 0;color:var(--ink)
    }
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:34px;margin:0 0 8px}
    .cta p{margin:0;color:#315952}
    .site-footer{background:var(--ink);color:var(--white);padding:58px 0 22px}
    .footer-main{display:flex;justify-content:space-between;gap:50px;padding-bottom:42px}
    .footer-brand{max-width:430px}
    .footer-brand .brand-text{color:var(--white)}
    .footer-brand .brand-text small{color:#a99eac}
    .footer-brand p{color:#b9afbc;font-size:14px;margin:20px 0 0}
    .footer-links{display:flex;gap:76px}
    .footer-links div{display:flex;flex-direction:column;gap:8px;min-width:130px}
    .footer-links h4{font-size:14px;color:var(--amber);margin:0 0 8px}
    .footer-links a{color:#b9afbc;font-size:14px;transition:.2s ease}
    .footer-links a:hover{color:var(--white);padding-left:3px}
    .copyright{border-top:1px solid rgba(255,255,255,.14);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#938795;font-size:12px}
    :focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    @media(max-width:1100px){
        .main-nav a{padding-left:8px;padding-right:8px;font-size:13px}
        .brand{min-width:225px}
        .hero-grid{gap:35px}
    }
    @media(max-width:860px){
        .site-header{height:70px}
        .header-inner{justify-content:space-between}
        .menu-toggle{display:block}
        .main-nav{
            display:none;position:absolute;top:70px;left:0;right:0;background:var(--paper);
            border-bottom:1px solid var(--line);padding:12px 24px 18px;box-shadow:var(--shadow);
            flex-direction:column;align-items:stretch
        }
        .main-nav.show{display:flex}
        .main-nav a{padding:12px 14px}
        .nav-action{margin-left:0!important;text-align:center}
        .hero-grid,.feature-panel{grid-template-columns:1fr}
        .page-hero{padding:62px 0}
        .news-board{max-width:540px;margin:0 auto}
        .topic-layout{grid-template-columns:1fr}
        .topic-menu{min-height:auto}
        .topic-menu nav{display:grid;grid-template-columns:repeat(2,1fr);gap:0 22px}
        .info-grid{grid-template-columns:1fr 1fr}
        .process{grid-template-columns:1fr 1fr;gap:20px}
        .step{border-right:0;border-bottom:1px solid var(--line);margin:0;padding-right:10px}
        .footer-main{flex-direction:column}
    }
    @media(max-width:560px){
        .container{width:min(var(--wrap),calc(100% - 36px))}
        h1{font-size:38px;letter-spacing:-1px}
        .section{padding:62px 0}
        .section-head{display:block}
        .section-head h2{font-size:29px;margin-bottom:10px}
        .news-card{grid-template-columns:1fr auto;gap:5px 14px;padding:18px}
        .news-date{border-right:0;grid-column:1/-1}
        .news-card p{font-size:13px}
        .feature-copy{padding:28px 24px}
        .feature-copy h2{font-size:27px}
        .feature-mark{min-height:190px}
        .feature-mark strong{font-size:90px}
        .info-grid{grid-template-columns:1fr}
        .process{grid-template-columns:1fr}
        .topic-menu nav{grid-template-columns:1fr}
        .cta-inner{display:block}
        .cta h2{font-size:28px}
        .cta .btn{width:100%;margin-top:22px}
        .footer-links{gap:28px;flex-wrap:wrap}
        .copyright{display:block}
        .copyright span{display:block;margin-bottom:7px}
    }

/* roulang page: category2 */
:root{
            --ink:#21192d;
            --ink-2:#332640;
            --amber:#e49a3b;
            --amber-deep:#c97921;
            --jade:#76aaa0;
            --paper:#f7f4ef;
            --paper-2:#eee9e3;
            --white:#fffdfa;
            --muted:#756b7d;
            --line:#ded6df;
            --soft:#f2ece5;
            --shadow:0 18px 45px rgba(42,28,49,.11);
            --radius:18px;
            --small-radius:10px;
            --wrap:1220px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--wrap),calc(100% - 48px));margin:0 auto}
        .site-header{height:78px;display:flex;align-items:center;background:rgba(247,244,239,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
        .header-inner{display:flex;align-items:center;gap:28px;width:100%}
        .brand{display:flex;align-items:center;gap:11px;min-width:254px}
        .brand-mark{width:42px;height:42px;border-radius:12px;background:var(--ink);color:var(--amber);display:grid;place-items:center;font-size:18px;font-weight:900;letter-spacing:-1px;position:relative;box-shadow:4px 4px 0 var(--amber)}
        .brand-mark:after{content:"";position:absolute;inset:9px;border:1px solid rgba(255,255,255,.45);border-radius:5px}
        .brand-text{font-weight:800;font-size:15px;line-height:1.25;letter-spacing:.2px}
        .brand-text small{display:block;color:var(--muted);font-size:11px;font-weight:600;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{padding:8px 12px;color:var(--muted);font-size:14px;border-radius:8px;transition:.2s ease;white-space:nowrap}
        .main-nav a:hover,.main-nav a.active{color:var(--ink);background:#ebe3dc}
        .main-nav a.active{font-weight:800;box-shadow:inset 0 -2px var(--amber)}
        .nav-action{background:var(--amber)!important;color:var(--ink)!important;font-weight:800!important;margin-left:auto}
        .menu-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:25px}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 20px;border-radius:9px;border:1px solid transparent;font-weight:800;font-size:14px;transition:.2s ease}
        .btn-primary{background:var(--amber);color:var(--ink)}
        .btn-primary:hover{background:#f0ae4d;box-shadow:0 8px 18px rgba(201,121,33,.23);transform:translateY(-2px)}
        .btn-secondary{background:transparent;border-color:var(--ink);color:var(--ink)}
        .btn-secondary:hover{background:var(--ink);color:var(--white)}
        .btn-light{background:var(--white);color:var(--ink)}
        .btn-light:hover{background:var(--amber)}
        .hero{background:var(--ink);color:var(--white);overflow:hidden;position:relative}
        .hero:before{content:"28";position:absolute;right:5%;top:-95px;font-size:410px;line-height:1;color:rgba(255,255,255,.035);font-weight:900}
        .hero-inner{min-height:480px;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:70px;position:relative}
        .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--amber);font-size:13px;font-weight:800;letter-spacing:1.5px;margin-bottom:16px}
        .eyebrow:before{content:"";width:24px;height:2px;background:var(--amber)}
        h1{font-size:clamp(38px,5vw,62px);line-height:1.13;letter-spacing:-2px;margin:0;max-width:650px}
        h2{font-size:clamp(28px,3.2vw,40px);line-height:1.25;letter-spacing:-1px;margin:0}
        h3{font-size:21px;line-height:1.35;margin:0 0 9px}
        .hero-copy p{color:#c7becb;max-width:590px;margin:20px 0 27px;font-size:17px}
        .hero-buttons{display:flex;gap:12px;flex-wrap:wrap}
        .hero-buttons .btn-secondary{border-color:#85778d;color:var(--white)}
        .hero-buttons .btn-secondary:hover{background:var(--white);color:var(--ink)}
        .device-stage{position:relative;min-height:350px;display:flex;align-items:center;justify-content:center}
        .device{width:245px;height:355px;background:#f8f5ef;border:8px solid #47394e;border-radius:31px;box-shadow:18px 22px 0 rgba(118,170,160,.65),0 24px 45px rgba(0,0,0,.28);padding:18px;color:var(--ink);transform:rotate(5deg);position:relative;z-index:2}
        .device-top{display:flex;justify-content:space-between;font-size:11px;font-weight:900;color:var(--muted);margin-bottom:24px}
        .device-logo{background:var(--ink);color:var(--amber);border-radius:12px;padding:16px;margin-bottom:14px;font-size:27px;font-weight:900;letter-spacing:-2px}
        .device-line{height:9px;background:#ded6df;border-radius:5px;margin:10px 0}
        .device-line.short{width:61%}
        .device-panel{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:20px}
        .device-panel span{height:68px;border-radius:10px;background:var(--soft);border-left:4px solid var(--amber)}
        .orbit{position:absolute;width:330px;height:170px;border:1px solid rgba(228,154,59,.5);border-radius:50%;transform:rotate(-25deg)}
        .orbit:after{content:"下载入口";position:absolute;right:12px;top:15px;color:var(--amber);font-size:12px;font-weight:800}
        .section{padding:86px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}
        .section-kicker{font-size:12px;letter-spacing:2px;color:var(--jade);font-weight:900;margin-bottom:8px}
        .section-head p{color:var(--muted);max-width:480px;font-size:14px;margin:0}
        .download-panel{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
        .app-preview{background:var(--ink);border-radius:14px;color:var(--white);padding:34px;min-height:310px;position:relative;overflow:hidden}
        .app-preview:after{content:"28";position:absolute;right:-15px;bottom:-65px;font-size:260px;font-weight:900;color:rgba(255,255,255,.05)}
        .app-preview .mini-label{color:var(--amber);font-size:12px;font-weight:900;letter-spacing:2px}
        .app-preview h3{font-size:32px;margin-top:45px;position:relative;z-index:1}
        .app-preview p{color:#c7becb;max-width:340px;position:relative;z-index:1}
        .download-info{padding:7px 10px}
        .download-info h3{font-size:28px}
        .download-info>p{color:var(--muted);margin-top:8px}
        .version{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0}
        .badge{display:inline-flex;align-items:center;padding:5px 10px;border-radius:6px;background:var(--soft);color:var(--ink-2);font-size:12px;font-weight:800}
        .badge.green{background:#e3f0df;color:#397056}
        .download-row{display:flex;align-items:center;gap:18px;margin-top:24px}
        .qr{width:102px;height:102px;border:8px solid var(--white);outline:1px solid var(--line);background:repeating-linear-gradient(45deg,#21192d 0 4px,#fffdfa 4px 8px);display:grid;place-items:center;color:var(--white);font-size:10px;font-weight:900;text-align:center}
        .qr span{background:var(--ink);padding:2px 4px}
        .note{font-size:12px;color:var(--muted);line-height:1.6;margin-top:18px}
        .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
        .step{padding:26px 28px 10px 0;border-right:1px solid var(--line);margin-right:28px}
        .step:last-child{border-right:0;margin-right:0}
        .step-num{color:var(--amber-deep);font-size:14px;font-weight:900;letter-spacing:2px;margin-bottom:13px}
        .step p,.feature p,.faq-answer{color:var(--muted);font-size:14px;margin:0}
        .feature-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:15px}
        .feature{padding:28px;background:var(--paper-2);border-radius:var(--radius);border:1px solid var(--line);min-height:180px}
        .feature.main{background:var(--jade);color:var(--ink);min-height:250px}
        .feature.main p{color:#294b48;max-width:480px}
        .feature small{display:block;color:var(--amber-deep);font-weight:900;margin-bottom:14px}
        .faq-list{max-width:850px;border-top:1px solid var(--line)}
        .faq-item{border-bottom:1px solid var(--line)}
        .faq-question{width:100%;padding:20px 0;background:transparent;border:0;display:flex;justify-content:space-between;text-align:left;color:var(--ink);font-weight:800}
        .faq-question span:last-child{color:var(--amber-deep);font-size:23px;line-height:1}
        .faq-answer{display:none;padding:0 35px 20px 0}
        .faq-item.open .faq-answer{display:block}
        .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
        .cta{background:var(--ink);color:var(--white);padding:58px 0}
        .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
        .cta p{color:#c7becb;margin:9px 0 0}
        .site-footer{background:#17131d;color:var(--white);padding:55px 0 22px}
        .footer-main{display:flex;justify-content:space-between;gap:50px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.13)}
        .footer-brand{max-width:390px}
        .footer-brand .brand-text{color:var(--white)}
        .footer-brand .brand-text small{color:#aaa0ad}
        .footer-brand p{color:#aaa0ad;font-size:14px;margin-top:20px}
        .footer-links{display:flex;gap:75px}
        .footer-links h4{font-size:14px;margin:0 0 14px;color:var(--amber)}
        .footer-links a{display:block;color:#c2b9c5;font-size:13px;margin:7px 0;transition:.2s}
        .footer-links a:hover{color:var(--amber)}
        .copyright{display:flex;justify-content:space-between;gap:20px;color:#8e8491;font-size:12px;padding-top:20px}
        :focus-visible{outline:3px solid var(--jade);outline-offset:3px}
        @media(max-width:1024px){
            .main-nav a{padding:8px 7px;font-size:13px}.brand{min-width:220px}.hero-inner{gap:30px}.container{width:min(var(--wrap),calc(100% - 36px))}
        }
        @media(max-width:768px){
            .site-header{height:68px}.header-inner{gap:12px}.brand{min-width:0;flex:1}.brand-text{font-size:13px}.brand-text small{font-size:10px}
            .menu-toggle{display:block}.main-nav{display:none;position:absolute;left:18px;right:18px;top:76px;background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow);padding:10px;border-radius:14px;flex-direction:column;align-items:stretch}
            .main-nav.show{display:flex}.main-nav a{padding:12px 14px}.nav-action{margin-left:0;text-align:center}
            .hero-inner,.download-panel,.feature-grid{grid-template-columns:1fr}.hero-inner{padding:62px 0 55px;min-height:auto}.device-stage{min-height:350px}
            .section{padding:64px 0}.section-head{display:block}.section-head p{margin-top:12px}.steps{grid-template-columns:1fr}.step{border-right:0;border-bottom:1px solid var(--line);margin:0;padding:22px 0}.step:last-child{border-bottom:0}
            .download-panel{padding:18px}.download-info{padding:12px 2px}.cta-inner,.footer-main{display:block}.cta .btn{margin-top:22px}.footer-links{margin-top:28px;gap:35px}.copyright{display:block}.copyright span{display:block;margin-top:6px}
        }
        @media(max-width:520px){
            .container{width:min(100% - 30px,var(--wrap))}h1{font-size:37px}.hero-copy p{font-size:15px}.hero-buttons .btn{width:100%}
            .app-preview{min-height:240px;padding:25px}.app-preview h3{margin-top:28px;font-size:27px}.download-row{align-items:flex-start}.device{transform:rotate(3deg) scale(.9)}
        }

/* roulang page: category3 */
:root{
            --ink:#21192d;
            --ink-2:#332640;
            --night:#1d1924;
            --amber:#e49a3b;
            --amber-deep:#c97921;
            --jade:#76aaa0;
            --paper:#f7f4ef;
            --paper-2:#eee9e3;
            --white:#fffdfa;
            --muted:#756b7d;
            --line:#ded6df;
            --soft:#f2ece5;
            --purple:#9b63ff;
            --lime:#c7f36b;
            --shadow:0 18px 45px rgba(42,28,49,.11);
            --radius:18px;
            --small-radius:10px;
            --wrap:1220px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            background:var(--paper);
            color:var(--ink);
            font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
            font-size:16px;
            line-height:1.75;
            -webkit-font-smoothing:antialiased;
        }
        a{color:inherit;text-decoration:none}
        a:focus-visible,button:focus-visible{outline:3px solid var(--amber);outline-offset:3px}
        img{display:block;max-width:100%}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--wrap),calc(100% - 48px));margin:0 auto}
        .site-header{
            height:78px;
            display:flex;
            align-items:center;
            background:rgba(247,244,239,.96);
            border-bottom:1px solid var(--line);
            position:sticky;
            top:0;
            z-index:20;
            backdrop-filter:blur(12px);
        }
        .header-inner{display:flex;align-items:center;gap:28px}
        .brand{display:flex;align-items:center;gap:11px;min-width:254px}
        .brand-mark{
            width:42px;height:42px;border-radius:12px;background:var(--ink);
            color:var(--amber);display:grid;place-items:center;font-size:18px;
            font-weight:900;letter-spacing:-1px;position:relative;
            box-shadow:4px 4px 0 var(--amber);
        }
        .brand-mark:after{content:"";position:absolute;inset:9px;border:1px solid rgba(255,255,255,.45);border-radius:5px}
        .brand-text{font-weight:800;font-size:15px;line-height:1.25;letter-spacing:.2px}
        .brand-text small{display:block;color:var(--muted);font-size:11px;font-weight:600;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{padding:8px 12px;color:var(--muted);font-size:14px;border-radius:8px;transition:.2s ease;white-space:nowrap}
        .main-nav a:hover,.main-nav a.active{color:var(--ink);background:#ebe3dc}
        .main-nav a.active{font-weight:800;box-shadow:inset 0 -2px var(--amber)}
        .nav-action{background:var(--ink)!important;color:var(--white)!important;margin-left:auto}
        .nav-action:hover{background:var(--amber)!important;color:var(--ink)!important}
        .menu-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:25px}
        .btn{
            display:inline-flex;align-items:center;justify-content:center;gap:9px;
            min-height:46px;padding:0 20px;border-radius:9px;border:1px solid transparent;
            font-weight:800;font-size:14px;transition:.2s ease;
        }
        .btn-primary{background:var(--amber);color:var(--ink)}
        .btn-primary:hover{background:#f0ae4d;box-shadow:0 8px 18px rgba(201,121,33,.23);transform:translateY(-2px)}
        .btn-secondary{background:transparent;border-color:var(--ink);color:var(--ink)}
        .btn-secondary:hover{background:var(--ink);color:var(--white);transform:translateY(-2px)}
        .btn-light{background:var(--white);color:var(--ink)}
        .btn-light:hover{background:var(--amber)}
        .page-hero{
            background:var(--ink);color:var(--white);position:relative;overflow:hidden;
            padding:82px 0 76px;
        }
        .page-hero:after{
            content:"28";position:absolute;right:5%;top:-80px;
            color:rgba(255,255,255,.035);font-size:390px;font-weight:900;line-height:1;
        }
        .hero-content{position:relative;z-index:1;max-width:790px}
        .eyebrow{
            display:inline-flex;align-items:center;gap:8px;color:var(--amber);
            font-size:13px;font-weight:800;letter-spacing:1.5px;margin-bottom:18px;
        }
        .eyebrow:before{content:"";width:24px;height:2px;background:var(--amber)}
        h1,h2,h3,h4{margin:0;font-weight:850;letter-spacing:-.03em}
        h1{font-size:clamp(38px,5vw,64px);line-height:1.12}
        h2{font-size:clamp(28px,3.2vw,40px);line-height:1.25}
        h3{font-size:21px;line-height:1.35}
        .page-hero p{color:#c7becb;max-width:700px;font-size:17px;margin:22px 0 0}
        .breadcrumb{display:flex;gap:10px;align-items:center;color:#b8adbd;font-size:13px;margin-bottom:28px}
        .breadcrumb a:hover{color:var(--amber)}
        .hero-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}
        .tag{
            display:inline-flex;width:max-content;padding:4px 10px;border-radius:5px;
            background:rgba(118,170,160,.2);color:var(--jade);font-size:12px;font-weight:800;
        }
        .tag.amber{background:rgba(228,154,59,.17);color:var(--amber)}
        .section{padding:88px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:32px}
        .section-kicker{font-size:12px;letter-spacing:2px;color:var(--jade);font-weight:900;text-transform:uppercase;margin-bottom:8px}
        .section-head p{color:var(--muted);max-width:500px;font-size:14px;margin:0}
        .guide-layout{display:grid;grid-template-columns:280px 1fr;gap:34px;align-items:start}
        .guide-index{
            background:var(--ink);color:var(--white);border-radius:var(--radius);
            padding:25px;position:sticky;top:102px;
        }
        .guide-index h3{font-size:18px;margin-bottom:18px}
        .index-link{
            display:flex;justify-content:space-between;align-items:center;
            padding:13px 0;border-bottom:1px solid rgba(255,255,255,.13);
            color:#c8bfcc;font-size:14px;transition:.2s ease;
        }
        .index-link:last-child{border-bottom:0}
        .index-link:hover,.index-link.current{color:var(--amber);padding-left:5px}
        .guide-main{display:grid;gap:16px}
        .guide-block{
            background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
            padding:28px 31px;transition:.22s ease;
        }
        .guide-block:hover{border-color:var(--jade);box-shadow:var(--shadow);transform:translateY(-2px)}
        .block-head{display:flex;gap:16px;align-items:flex-start;margin-bottom:13px}
        .step-number{
            flex:0 0 40px;height:40px;border-radius:10px;background:var(--soft);
            color:var(--amber-deep);display:grid;place-items:center;font-size:14px;font-weight:900;
        }
        .guide-block p{color:var(--muted);font-size:15px;margin:0}
        .tip-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
        .tip{padding:8px 12px;background:var(--paper);border:1px solid var(--line);border-radius:8px;color:var(--ink-2);font-size:13px}
        .dark-section{background:var(--paper-2)}
        .process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:36px}
        .process-item{padding:0 25px 0 0;border-right:1px solid var(--line);margin-right:25px}
        .process-item:last-child{border:0;margin:0}
        .process-item strong{display:block;color:var(--amber-deep);font-size:38px;line-height:1;margin-bottom:18px}
        .process-item h3{font-size:18px;margin-bottom:8px}
        .process-item p{color:var(--muted);font-size:14px;margin:0}
        .notice-panel{
            display:grid;grid-template-columns:1.1fr .9fr;gap:25px;
            background:var(--ink);border-radius:var(--radius);padding:38px;color:var(--white);
        }
        .notice-panel h2{max-width:520px}
        .notice-panel p{color:#c7becb;max-width:570px;margin:16px 0 0}
        .notice-list{display:grid;gap:10px}
        .notice-item{display:flex;gap:13px;align-items:center;background:rgba(255,255,255,.07);padding:15px;border-radius:10px;color:#eee8ef;font-size:14px}
        .notice-item b{color:var(--amber);font-size:19px}
        .faq-list{max-width:900px;margin:0 auto}
        .faq-item{border-bottom:1px solid var(--line)}
        .faq-question{
            width:100%;display:flex;justify-content:space-between;gap:20px;
            text-align:left;border:0;background:transparent;padding:21px 0;color:var(--ink);
            font-weight:800;font-size:17px;
        }
        .faq-question span:last-child{color:var(--amber-deep);font-size:24px;line-height:1;transition:.2s}
        .faq-answer{display:none;color:var(--muted);font-size:15px;padding:0 40px 20px 0}
        .faq-item.open .faq-answer{display:block}
        .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
        .cta{
            background:var(--jade);padding:58px 0;color:var(--ink);
        }
        .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}
        .cta p{margin:9px 0 0;color:#3d5955;font-size:15px}
        .cta .btn{background:var(--ink);color:var(--white)}
        .cta .btn:hover{background:var(--amber);color:var(--ink)}
        .site-footer{background:var(--ink);color:var(--white);padding:58px 0 22px}
        .footer-main{display:flex;justify-content:space-between;gap:50px;padding-bottom:40px}
        .footer-brand{max-width:410px}
        .footer-brand .brand{min-width:0}
        .footer-brand p{color:#bdb3c2;font-size:14px;margin:20px 0 0}
        .footer-links{display:flex;gap:75px}
        .footer-links div{display:flex;flex-direction:column;gap:7px}
        .footer-links h4{font-size:14px;color:var(--amber);margin-bottom:7px}
        .footer-links a{color:#c7becb;font-size:13px;transition:.2s}
        .footer-links a:hover{color:var(--amber)}
        .copyright{border-top:1px solid rgba(255,255,255,.13);padding-top:18px;color:#9f95a5;font-size:12px;display:flex;justify-content:space-between;gap:15px}
        @media(max-width:1024px){
            .main-nav a{padding-left:8px;padding-right:8px;font-size:13px}
            .brand{min-width:220px}
            .guide-layout{grid-template-columns:235px 1fr}
        }
        @media(max-width:768px){
            .container{width:min(var(--wrap),calc(100% - 36px))}
            .site-header{height:70px}
            .header-inner{justify-content:space-between}
            .brand{min-width:0}
            .main-nav{
                display:none;position:absolute;left:18px;right:18px;top:68px;
                padding:12px;background:var(--white);border:1px solid var(--line);
                border-radius:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;
            }
            .main-nav.open{display:flex}
            .main-nav a{padding:12px 14px}
            .nav-action{margin-left:0!important;text-align:center}
            .menu-toggle{display:block}
            .page-hero{padding:52px 0 55px}
            .page-hero:after{font-size:230px;top:10px;right:-25px}
            .section{padding:62px 0}
            .section-head{display:block}
            .section-head p{margin-top:12px}
            .guide-layout{display:block}
            .guide-index{position:static;margin-bottom:18px}
            .process-grid{grid-template-columns:1fr 1fr;gap:28px}
            .process-item{border:0;margin:0;padding:0}
            .notice-panel{grid-template-columns:1fr;padding:28px}
            .cta-inner{display:block}
            .cta .btn{margin-top:22px}
            .footer-main{display:block}
            .footer-links{margin-top:35px;gap:42px}
            .copyright{display:block}
            .copyright span{display:block;margin-top:6px}
        }
        @media(max-width:520px){
            h1{font-size:36px}
            .brand-text{font-size:13px}
            .brand-text small{font-size:10px}
            .brand-mark{width:38px;height:38px}
            .guide-block{padding:22px 19px}
            .block-head{gap:11px}
            .process-grid{grid-template-columns:1fr}
            .process-item{padding-bottom:22px;border-bottom:1px solid var(--line)}
            .footer-links{gap:25px}
            .footer-links a{font-size:12px}
        }

/* roulang page: category4 */
:root{
            --ink:#21192d;
            --ink-2:#332640;
            --amber:#e49a3b;
            --amber-deep:#c97921;
            --jade:#76aaa0;
            --paper:#f7f4ef;
            --paper-2:#eee9e3;
            --white:#fffdfa;
            --muted:#756b7d;
            --line:#ded6df;
            --soft:#f2ece5;
            --shadow:0 18px 45px rgba(42,28,49,.11);
            --radius:18px;
            --small-radius:10px;
            --wrap:1220px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;background:var(--paper);color:var(--ink);
            font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
            font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;
        }
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--wrap),calc(100% - 48px));margin:0 auto}
        .site-header{
            height:78px;display:flex;align-items:center;background:rgba(247,244,239,.96);
            border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;
            backdrop-filter:blur(12px)
        }
        .header-inner{display:flex;align-items:center;gap:28px}
        .brand{display:flex;align-items:center;gap:11px;min-width:254px}
        .brand-mark{
            width:42px;height:42px;border-radius:12px;background:var(--ink);color:var(--amber);
            display:grid;place-items:center;font-size:18px;font-weight:900;letter-spacing:-1px;
            position:relative;box-shadow:4px 4px 0 var(--amber)
        }
        .brand-mark:after{content:"";position:absolute;inset:9px;border:1px solid rgba(255,255,255,.45);border-radius:5px}
        .brand-text{font-weight:800;font-size:15px;line-height:1.25;letter-spacing:.2px}
        .brand-text small{display:block;color:var(--muted);font-size:11px;font-weight:600;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{padding:8px 12px;color:var(--muted);font-size:14px;border-radius:8px;transition:.2s ease;white-space:nowrap}
        .main-nav a:hover,.main-nav a.active{color:var(--ink);background:#ebe3dc}
        .main-nav a.active{font-weight:800;box-shadow:inset 0 -2px var(--amber)}
        .nav-action{background:var(--amber)!important;color:var(--ink)!important;font-weight:800!important;margin-left:auto}
        .nav-action:hover{background:#f0ae4d!important;transform:translateY(-1px)}
        .menu-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:25px}
        .btn{
            display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;
            padding:0 20px;border-radius:9px;border:1px solid transparent;font-weight:800;
            font-size:14px;transition:.2s ease
        }
        .btn-primary{background:var(--amber);color:var(--ink)}
        .btn-primary:hover{background:#f0ae4d;box-shadow:0 8px 18px rgba(201,121,33,.23);transform:translateY(-2px)}
        .btn-secondary{background:transparent;border-color:var(--ink);color:var(--ink)}
        .btn-secondary:hover{background:var(--ink);color:var(--white);transform:translateY(-2px)}
        .btn-light{background:var(--white);color:var(--ink)}
        .btn-light:hover{background:var(--amber)}
        :focus-visible{outline:3px solid var(--jade);outline-offset:3px}
        .page-hero{background:var(--ink);color:var(--white);position:relative;overflow:hidden}
        .page-hero:before{
            content:"28";position:absolute;right:5%;top:-85px;font-size:390px;line-height:1;
            font-weight:900;color:rgba(255,255,255,.035);pointer-events:none
        }
        .page-hero:after{
            content:"";position:absolute;right:13%;bottom:34px;width:180px;height:180px;
            border:1px solid rgba(228,154,59,.35);transform:rotate(45deg);border-radius:24px
        }
        .hero-inner{min-height:405px;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:60px;position:relative;z-index:1}
        .breadcrumb{display:flex;gap:9px;align-items:center;color:#afa3b3;font-size:13px;margin-bottom:24px}
        .breadcrumb a:hover{color:var(--amber)}
        .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--amber);font-size:13px;font-weight:800;letter-spacing:1.5px;margin-bottom:16px}
        .eyebrow:before{content:"";width:24px;height:2px;background:var(--amber)}
        h1,h2,h3,h4,p{margin-top:0}
        h1{font-size:clamp(38px,5vw,62px);line-height:1.12;letter-spacing:-2px;margin-bottom:20px}
        h2{font-size:clamp(28px,3.5vw,40px);line-height:1.25;letter-spacing:-1px;margin-bottom:12px}
        h3{font-size:21px;line-height:1.35}
        .hero-copy p{color:#c7becb;max-width:620px;margin-bottom:27px;font-size:17px}
        .hero-buttons{display:flex;gap:12px;flex-wrap:wrap}
        .hero-buttons .btn-secondary{border-color:#85778d;color:var(--white)}
        .hero-buttons .btn-secondary:hover{background:var(--white);color:var(--ink)}
        .notice-board{
            width:min(100%,420px);margin-left:auto;background:var(--amber);color:var(--ink);
            border-radius:var(--radius);padding:26px;box-shadow:14px 14px 0 rgba(118,170,160,.7);
            position:relative
        }
        .notice-board .board-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(33,25,45,.2);padding-bottom:14px}
        .notice-board .board-label{font-size:12px;font-weight:900;letter-spacing:2px}
        .notice-board .board-mark{font-size:28px;font-weight:900}
        .notice-board h3{font-size:26px;margin:27px 0 10px;max-width:270px}
        .notice-board p{font-size:14px;line-height:1.65;max-width:290px;margin-bottom:22px}
        .board-row{display:flex;justify-content:space-between;gap:12px;font-size:13px;font-weight:800}
        .section{padding:84px 0}
        .section-paper{background:var(--paper-2)}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:32px}
        .section-kicker{font-size:12px;letter-spacing:2px;color:var(--jade);font-weight:900}
        .section-head p{color:var(--muted);max-width:500px;font-size:14px;margin-bottom:0}
        .notice-layout{display:grid;grid-template-columns:280px 1fr;gap:38px;align-items:start}
        .notice-index{
            background:var(--ink);color:var(--white);border-radius:var(--radius);padding:26px;
            position:sticky;top:104px
        }
        .notice-index h3{color:var(--amber);font-size:18px;margin-bottom:19px}
        .notice-index a{display:flex;justify-content:space-between;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.13);color:#d8cfda;font-size:14px}
        .notice-index a:last-child{border-bottom:0}
        .notice-index a:hover{color:var(--amber)}
        .notice-index strong{font-family:monospace;color:var(--jade)}
        .timeline{position:relative;padding-left:35px}
        .timeline:before{content:"";position:absolute;left:9px;top:15px;bottom:16px;width:2px;background:#d3c8d2}
        .timeline-item{position:relative;padding:0 0 32px}
        .timeline-item:last-child{padding-bottom:0}
        .timeline-dot{position:absolute;left:-32px;top:8px;width:16px;height:16px;border-radius:50%;background:var(--amber);border:4px solid var(--paper-2);box-shadow:0 0 0 1px var(--amber)}
        .timeline-card{
            background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
            padding:25px 28px;transition:.22s ease
        }
        .timeline-card:hover{transform:translateX(4px);box-shadow:var(--shadow);border-color:var(--amber)}
        .timeline-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:11px}
        .tag{display:inline-flex;width:max-content;padding:3px 9px;border-radius:5px;background:#e7f0ed;color:#39766d;font-size:12px;font-weight:800}
        .tag-current{background:#f8e5c9;color:#9a5b1d}
        .tag-next{background:#eee6ff;color:#6e45a7}
        .tag-ended{background:#e9e5e4;color:#77717e}
        .timeline-date{font-size:13px;color:var(--muted)}
        .timeline-card h3{margin-bottom:8px}
        .timeline-card p{color:var(--muted);font-size:14px;margin-bottom:15px;max-width:700px}
        .text-link{color:var(--amber-deep);font-weight:800;font-size:14px}
        .text-link span{display:inline-block;transition:.2s}
        .text-link:hover span{transform:translateX(5px)}
        .status-section{background:var(--ink);color:var(--white)}
        .status-section .section-kicker{color:var(--amber)}
        .status-section .section-head p{color:#bdb2c1}
        .status-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
        .status-card{padding:26px;border:1px solid rgba(255,255,255,.13);border-radius:var(--radius);background:rgba(255,255,255,.045)}
        .status-card strong{display:flex;align-items:center;gap:10px;font-size:19px;margin-bottom:11px}
        .status-card strong:before{content:"";width:10px;height:10px;border-radius:50%;background:var(--jade)}
        .status-card:nth-child(2) strong:before{background:var(--amber)}
        .status-card:nth-child(3) strong:before{background:#93899a}
        .status-card p{color:#bdb2c1;font-size:14px;line-height:1.7;margin-bottom:0}
        .rule-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:22px}
        .rule-intro{background:var(--jade);border-radius:var(--radius);padding:31px;color:var(--ink)}
        .rule-intro h3{font-size:28px;margin-bottom:12px}
        .rule-intro p{font-size:15px;margin-bottom:0}
        .rule-list{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:12px 27px}
        .rule-item{display:flex;gap:18px;align-items:flex-start;padding:18px 0;border-bottom:1px solid var(--line)}
        .rule-item:last-child{border-bottom:0}
        .rule-no{font-family:monospace;color:var(--amber-deep);font-weight:900;font-size:18px}
        .rule-item h4{font-size:17px;margin-bottom:3px}
        .rule-item p{font-size:14px;color:var(--muted);margin-bottom:0}
        .faq-section{background:var(--paper-2)}
        .faq-wrap{max-width:900px;margin:0 auto}
        .faq-item{background:var(--white);border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden}
        .faq-question{width:100%;border:0;background:transparent;padding:20px 23px;text-align:left;display:flex;justify-content:space-between;gap:20px;color:var(--ink);font-weight:800}
        .faq-question span:last-child{font-size:22px;color:var(--amber-deep);line-height:1;transition:.2s}
        .faq-answer{display:none;padding:0 23px 20px;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{
            padding:60px 0;background:var(--jade);color:var(--ink)
        }
        .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
        .cta h2{margin-bottom:8px}
        .cta p{margin-bottom:0;color:#3d5a55;font-size:15px}
        .cta .btn{background:var(--ink);color:var(--white)}
        .cta .btn:hover{background:var(--ink-2);box-shadow:0 8px 18px rgba(33,25,45,.2)}
        .site-footer{background:var(--ink);color:var(--white);padding:55px 0 22px}
        .footer-main{display:flex;justify-content:space-between;gap:50px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.13)}
        .footer-brand{max-width:370px}
        .footer-brand .brand{min-width:0;margin-bottom:20px}
        .footer-brand .brand-text{color:var(--white)}
        .footer-brand .brand-text small{color:#bdb2c1}
        .footer-brand p{color:#bdb2c1;font-size:14px;line-height:1.8;margin:0}
        .footer-links{display:flex;gap:90px}
        .footer-links div{display:flex;flex-direction:column;gap:8px}
        .footer-links h4{font-size:14px;color:var(--amber);margin-bottom:8px}
        .footer-links a{color:#bdb2c1;font-size:14px;transition:.2s}
        .footer-links a:hover{color:var(--white);transform:translateX(2px)}
        .copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#948899;font-size:12px}
        @media(max-width:1100px){
            .main-nav a{padding-left:8px;padding-right:8px;font-size:13px}
            .brand{min-width:220px}
            .hero-inner{gap:35px}
        }
        @media(max-width:900px){
            .site-header{height:70px}
            .header-inner{justify-content:space-between}
            .menu-toggle{display:block}
            .main-nav{
                display:none;position:absolute;top:70px;left:24px;right:24px;flex-direction:column;
                align-items:stretch;background:var(--white);border:1px solid var(--line);
                border-radius:14px;padding:10px;box-shadow:var(--shadow)
            }
            .main-nav.show{display:flex}
            .main-nav a{padding:13px 15px}
            .nav-action{margin-left:0;text-align:center}
            .hero-inner{grid-template-columns:1fr;padding:58px 0 75px}
            .notice-board{margin:0;max-width:520px}
            .notice-layout,.rule-layout{grid-template-columns:1fr}
            .notice-index{position:static}
            .notice-index nav{display:grid;grid-template-columns:repeat(2,1fr);gap:0 20px}
            .status-grid{grid-template-columns:1fr 1fr}
            .rule-intro{min-height:190px}
        }
        @media(max-width:600px){
            .container{width:min(var(--wrap),calc(100% - 32px))}
            .brand{min-width:0;gap:8px}
            .brand-text{font-size:13px}
            .brand-text small{font-size:10px}
            .brand-mark{width:38px;height:38px}
            h1{font-size:39px;letter-spacing:-1px}
            .section{padding:62px 0}
            .section-head{display:block;margin-bottom:24px}
            .section-head p{margin-top:12px}
            .hero-copy p{font-size:15px}
            .hero-buttons .btn{width:100%}
            .page-hero:before{font-size:245px;right:-20px}
            .notice-board{padding:22px}
            .notice-layout{gap:23px}
            .notice-index nav{grid-template-columns:1fr}
            .timeline{padding-left:25px}
            .timeline:before{left:6px}
            .timeline-dot{left:-27px}
            .timeline-card{padding:21px}
            .status-grid{grid-template-columns:1fr}
            .rule-list{padding:8px 20px}
            .cta-inner{display:block}
            .cta .btn{width:100%;margin-top:22px}
            .footer-main{display:block}
            .footer-links{gap:45px;margin-top:32px}
            .copyright{display:block}
            .copyright span{display:block;margin-top:7px}
        }

/* roulang page: category5 */
:root{
            --ink:#21192d;
            --ink-2:#332640;
            --amber:#e49a3b;
            --amber-deep:#c97921;
            --jade:#76aaa0;
            --paper:#f7f4ef;
            --paper-2:#eee9e3;
            --white:#fffdfa;
            --muted:#756b7d;
            --line:#ded6df;
            --soft:#f2ece5;
            --shadow:0 18px 45px rgba(42,28,49,.11);
            --radius:18px;
            --small-radius:10px;
            --wrap:1220px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;background:var(--paper);color:var(--ink);
            font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
            font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased
        }
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--wrap),calc(100% - 48px));margin:0 auto}
        .site-header{
            height:78px;display:flex;align-items:center;background:rgba(247,244,239,.96);
            border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;
            backdrop-filter:blur(12px)
        }
        .header-inner{display:flex;align-items:center;gap:28px}
        .brand{display:flex;align-items:center;gap:11px;min-width:254px}
        .brand-mark{
            width:42px;height:42px;border-radius:12px;background:var(--ink);color:var(--amber);
            display:grid;place-items:center;font-size:18px;font-weight:900;letter-spacing:-1px;
            position:relative;box-shadow:4px 4px 0 var(--amber)
        }
        .brand-mark:after{content:"";position:absolute;inset:9px;border:1px solid rgba(255,255,255,.45);border-radius:5px}
        .brand-text{font-weight:800;font-size:15px;line-height:1.25;letter-spacing:.2px}
        .brand-text small{display:block;color:var(--muted);font-size:11px;font-weight:600;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{padding:8px 12px;color:var(--muted);font-size:14px;border-radius:8px;transition:.2s ease;white-space:nowrap}
        .main-nav a:hover,.main-nav a.active{color:var(--ink);background:#ebe3dc}
        .main-nav a.active{font-weight:800;box-shadow:inset 0 -2px var(--amber)}
        .nav-action{background:var(--ink)!important;color:var(--white)!important;margin-left:auto}
        .nav-action:hover{background:var(--amber)!important;color:var(--ink)!important}
        .menu-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:25px}
        .btn{
            display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;
            padding:0 20px;border-radius:9px;border:1px solid transparent;font-weight:800;
            font-size:14px;transition:.2s ease
        }
        .btn-primary{background:var(--amber);color:var(--ink)}
        .btn-primary:hover{background:#f0ae4d;box-shadow:0 8px 18px rgba(201,121,33,.23);transform:translateY(-2px)}
        .btn-secondary{background:transparent;border-color:var(--ink);color:var(--ink)}
        .btn-secondary:hover{background:var(--ink);color:var(--white);transform:translateY(-2px)}
        .btn-light{background:var(--white);color:var(--ink)}
        .btn-light:hover{background:var(--amber)}
        .notice-bar{background:var(--ink);color:#d9d0dc;font-size:13px}
        .notice-inner{min-height:38px;display:flex;align-items:center;gap:18px}
        .notice-label{color:var(--amber);font-weight:800}
        .notice-inner a{margin-left:auto;color:var(--white);font-weight:700}
        .page-hero{background:var(--ink);color:var(--white);padding:78px 0 84px;position:relative;overflow:hidden}
        .page-hero:after{content:"28";position:absolute;right:5%;top:-80px;font-size:360px;line-height:1;color:rgba(255,255,255,.035);font-weight:900;pointer-events:none}
        .hero-content{position:relative;z-index:1;max-width:780px}
        .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--amber);font-size:13px;font-weight:800;letter-spacing:1.5px;margin-bottom:18px}
        .eyebrow:before{content:"";width:24px;height:2px;background:var(--amber)}
        h1,h2,h3,h4{margin:0;font-weight:850;line-height:1.2}
        h1{font-size:clamp(36px,5vw,62px);letter-spacing:-2px}
        .page-hero p{color:#c7becb;max-width:680px;margin:22px 0 0;font-size:17px}
        .breadcrumb{padding:22px 0 0;color:var(--muted);font-size:13px}
        .breadcrumb a:hover{color:var(--amber-deep)}
        .section{padding:82px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:32px}
        .section-kicker{font-size:12px;letter-spacing:2px;color:var(--jade);font-weight:900}
        .section-head p{color:var(--muted);max-width:490px;font-size:14px;margin:0}
        .faq-layout{display:grid;grid-template-columns:280px 1fr;gap:48px;align-items:start}
        .faq-menu{position:sticky;top:110px;background:var(--ink);border-radius:var(--radius);padding:25px;color:var(--white)}
        .faq-menu strong{display:block;color:var(--amber);font-size:22px;margin-bottom:15px}
        .faq-menu p{font-size:14px;color:#c7becb;margin:0 0 22px}
        .faq-menu a{display:block;border-top:1px solid rgba(255,255,255,.14);padding:12px 0;color:#e8e0e8;font-size:14px;transition:.2s}
        .faq-menu a:hover{color:var(--amber);padding-left:5px}
        .faq-group{margin-bottom:38px;scroll-margin-top:100px}
        .faq-group h3{font-size:24px;margin-bottom:15px}
        .faq-item{background:var(--white);border:1px solid var(--line);border-radius:12px;margin:10px 0;overflow:hidden;transition:.2s}
        .faq-item[open]{border-color:var(--amber);box-shadow:var(--shadow)}
        .faq-item summary{list-style:none;padding:19px 22px;font-weight:800;cursor:pointer;display:flex;justify-content:space-between;gap:20px;align-items:center}
        .faq-item summary::-webkit-details-marker{display:none}
        .faq-item summary:after{content:"+";font-size:22px;color:var(--amber-deep);font-weight:400}
        .faq-item[open] summary:after{content:"−"}
        .faq-answer{padding:0 22px 20px;color:var(--muted);font-size:15px;max-width:760px}
        .tip-panel{background:var(--soft);border-left:4px solid var(--jade);padding:24px 27px;border-radius:0 14px 14px 0}
        .tip-panel h3{font-size:21px;margin-bottom:8px}
        .tip-panel p{margin:0;color:var(--muted);font-size:15px}
        .quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:30px}
        .quick-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:25px;transition:.2s}
        .quick-card:hover{transform:translateY(-3px);border-color:var(--amber);box-shadow:var(--shadow)}
        .quick-card .number{font-size:32px;color:var(--amber);font-weight:900;line-height:1;margin-bottom:20px}
        .quick-card h3{font-size:19px;margin-bottom:8px}
        .quick-card p{color:var(--muted);font-size:14px;margin:0}
        .cta{background:var(--jade);padding:62px 0}
        .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:25px}
        .cta h2{font-size:clamp(28px,4vw,42px);letter-spacing:-1px}
        .cta p{margin:10px 0 0;color:#304743}
        .cta-actions{display:flex;gap:12px;flex-wrap:wrap}
        .site-footer{background:var(--ink);color:var(--white);padding:58px 0 24px}
        .footer-main{display:flex;justify-content:space-between;gap:50px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.14)}
        .footer-brand .brand{margin-bottom:18px}
        .footer-brand p{color:#bdb3c2;font-size:14px;max-width:360px;margin:0}
        .footer-links{display:flex;gap:75px}
        .footer-links h4{font-size:14px;color:var(--amber);margin-bottom:13px}
        .footer-links a{display:block;color:#c7becb;font-size:14px;margin:7px 0;transition:.2s}
        .footer-links a:hover{color:var(--white);transform:translateX(3px)}
        .copyright{display:flex;justify-content:space-between;gap:20px;color:#968a9c;font-size:12px;padding-top:21px}
        :focus-visible{outline:3px solid var(--jade);outline-offset:3px}
        @media(max-width:1100px){
            .main-nav a{padding-left:8px;padding-right:8px;font-size:13px}
            .brand{min-width:220px}
        }
        @media(max-width:820px){
            .site-header{height:70px}
            .header-inner{justify-content:space-between}
            .brand{min-width:0}
            .menu-toggle{display:block}
            .main-nav{display:none;position:absolute;left:24px;right:24px;top:78px;background:var(--white);padding:12px;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
            .main-nav.open{display:flex}
            .main-nav a{padding:12px 14px}
            .nav-action{margin-left:0;text-align:center}
            .faq-layout{grid-template-columns:1fr}
            .faq-menu{position:static}
            .quick-grid{grid-template-columns:1fr}
            .footer-main{flex-direction:column}
            .footer-links{gap:45px}
        }
        @media(max-width:520px){
            .container{width:min(var(--wrap),calc(100% - 32px))}
            .notice-inner{white-space:nowrap;overflow:hidden}
            .notice-inner a{display:none}
            .page-hero{padding:58px 0 62px}
            h1{font-size:38px}
            .page-hero p{font-size:15px}
            .section{padding:58px 0}
            .section-head{display:block}
            .section-head p{margin-top:12px}
            .faq-menu{padding:21px}
            .faq-item summary{padding:17px 16px;font-size:15px}
            .faq-answer{padding:0 16px 17px;font-size:14px}
            .cta-inner{display:block}
            .cta-actions{margin-top:24px}
            .cta-actions .btn{width:100%}
            .footer-links{gap:25px;display:grid;grid-template-columns:1fr 1fr}
            .copyright{display:block}
            .copyright span{display:block;margin-top:7px}
        }

/* 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}