/* roulang page: index */
:root{
            --ink:#241632;
            --deep:#21152f;
            --deep-2:#2d1b3f;
            --purple:#76558f;
            --lavender:#f2edf5;
            --paper:#fbf9fc;
            --lime:#c8f05a;
            --coral:#ff725c;
            --orange-soft:#fff0e9;
            --text:#30243a;
            --muted:#756b80;
            --line:#e6deeb;
            --white:#fff;
            --radius:18px;
            --shadow:0 16px 40px rgba(45,27,63,.10);
            --shadow-dark:0 18px 45px rgba(12,7,19,.28);
            --ease:all .25s ease;
        }
        *{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth}
        body{font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:var(--paper);line-height:1.75;font-size:15px}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input{font:inherit}
        button{border:0;cursor:pointer}
        .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
        .site-header{background:var(--deep);color:#fff;position:relative;z-index:10}
        .nav-wrap{height:78px;display:flex;align-items:center;gap:30px}
        .logo{display:flex;align-items:center;gap:12px;min-width:285px}
        .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--lime);color:var(--deep);display:grid;place-items:center;font-size:20px;font-weight:900;box-shadow:0 0 22px rgba(200,240,90,.25)}
        .logo-text{font-size:16px;line-height:1.25;font-weight:800;letter-spacing:-.4px}
        .logo-text small{display:block;color:#cbbbd5;font-size:11px;font-weight:500;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:5px;flex:1}
        .main-nav a{padding:9px 12px;border-radius:10px;color:#d8ccdf;transition:var(--ease);white-space:nowrap}
        .main-nav a:hover,.main-nav a.active{color:var(--lime);background:rgba(200,240,90,.08)}
        .main-nav a.active{box-shadow:inset 0 -2px 0 var(--lime)}
        .nav-actions{display:flex;gap:9px;align-items:center}
        .mobile-toggle{display:none;background:transparent;color:#fff;font-size:25px}
        .btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:46px;padding:0 20px;border-radius:12px;font-weight:800;transition:var(--ease);border:1px solid transparent}
        .btn:hover{transform:translateY(-3px);filter:brightness(1.06);box-shadow:0 9px 22px rgba(200,240,90,.18)}
        .btn:focus-visible,.main-nav a:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(200,240,90,.75);outline-offset:3px}
        .btn-primary{background:var(--lime);color:var(--deep)}
        .btn-outline{border-color:rgba(255,114,92,.75);color:var(--coral);background:transparent}
        .btn-light{background:#fff;color:var(--deep)}
        .btn-dark-outline{border-color:#684b7b;color:#f6eff9;background:transparent}
        .hero{background:var(--deep);color:#fff;padding:66px 0 80px;overflow:hidden;position:relative}
        .hero:before{content:"";position:absolute;width:560px;height:560px;border:1px solid rgba(200,240,90,.13);border-radius:50%;right:-180px;top:-240px;box-shadow:0 0 0 32px rgba(200,240,90,.035),0 0 0 65px rgba(200,240,90,.025)}
        .hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:68px;align-items:center;position:relative}
        .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:800;letter-spacing:1.4px;text-transform:uppercase;color:var(--lime);margin-bottom:20px}
        .eyebrow:before,.section-kicker:before{content:"";width:22px;height:3px;background:var(--lime);border-radius:4px}
        .hero h1{font-size:clamp(30px,4vw,52px);line-height:1.18;letter-spacing:-1.5px;max-width:650px;margin-bottom:21px}
        .hero h1 em{font-style:normal;color:var(--lime)}
        .hero-lead{font-size:17px;color:#d8ccdf;max-width:570px;margin-bottom:28px}
        .hero-buttons{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:29px}
        .hero-notes{display:flex;gap:20px;flex-wrap:wrap;color:#cbbbd5;font-size:13px}
        .hero-notes span{display:flex;align-items:center;gap:7px}
        .hero-notes i{width:7px;height:7px;border-radius:50%;background:var(--lime);display:block}
        .sim-stage{min-height:390px;background:#2b193b;border:1px solid #543b65;border-radius:26px;padding:20px;box-shadow:var(--shadow-dark);position:relative;transform:rotate(1deg)}
        .sim-stage:after{content:"PG";position:absolute;right:22px;top:8px;font-size:118px;font-weight:900;color:rgba(200,240,90,.045);line-height:1}
        .stage-top{display:flex;justify-content:space-between;color:#e9dff0;font-size:13px;border-bottom:1px solid #523961;padding-bottom:14px}
        .live-dot{color:var(--lime);font-weight:700}
        .live-dot:before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--lime);margin-right:7px;box-shadow:0 0 10px var(--lime)}
        .reel-panel{margin:31px auto 24px;width:86%;height:165px;border:1px solid #79538e;border-radius:20px;background:linear-gradient(145deg,#432452,#241630);display:flex;align-items:center;justify-content:center;gap:13px;position:relative;overflow:hidden}
        .reel-panel:before{content:"";position:absolute;inset:14px;border:1px dashed rgba(200,240,90,.35);border-radius:14px}
        .reel{width:67px;height:102px;border-radius:12px;background:#f6eff8;color:var(--deep);display:grid;place-items:center;font-size:31px;font-weight:900;box-shadow:0 8px 18px #160b20;position:relative;z-index:1}
        .reel:nth-child(2){background:var(--lime);transform:translateY(-9px)}
        .stage-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
        .stage-stat{background:#382248;border-radius:12px;padding:12px;color:#cbbbd5;font-size:11px}
        .stage-stat strong{display:block;color:#fff;font-size:16px;margin-top:3px}
        .stage-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:20px;color:#baa8c6;font-size:12px}
        .stage-bottom b{color:var(--lime);font-size:13px}
        .section{padding:92px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:32px}
        .section-head h2{font-size:34px;line-height:1.25;letter-spacing:-1px;color:var(--ink)}
        .section-head p{max-width:510px;color:var(--muted)}
        .section-kicker{color:var(--purple);margin-bottom:12px}
        .section-kicker:before{background:var(--coral)}
        .entry-grid{display:grid;grid-template-columns:1.25fr .9fr .9fr 1.05fr;gap:14px}
        .entry-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px 22px;min-height:220px;display:flex;flex-direction:column;transition:var(--ease);position:relative;overflow:hidden}
        .entry-card:first-child{background:var(--deep);color:#fff;border-color:var(--deep)}
        .entry-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--coral)}
        .entry-icon{width:42px;height:42px;border-radius:13px;background:var(--lavender);color:var(--deep);display:grid;place-items:center;font-size:20px;font-weight:900;margin-bottom:20px}
        .entry-card:first-child .entry-icon{background:var(--lime)}
        .entry-card h3{font-size:20px;margin-bottom:9px}
        .entry-card p{color:var(--muted);font-size:13px;line-height:1.65}
        .entry-card:first-child p{color:#d8ccdf}
        .entry-card .tag{margin-top:auto}
        .tag{display:inline-flex;width:max-content;padding:4px 9px;border-radius:20px;background:#f3edf6;color:var(--purple);font-size:11px;font-weight:800}
        .entry-card:first-child .tag{background:rgba(200,240,90,.13);color:var(--lime)}
        .arrow-link{margin-top:14px;color:var(--coral);font-size:13px;font-weight:800}
        .experience{background:var(--lavender)}
        .experience-grid{display:grid;grid-template-columns:1.18fr .82fr;gap:55px;align-items:center}
        .preview{background:var(--deep);border-radius:25px;padding:24px;color:#fff;min-height:360px;box-shadow:var(--shadow-dark);position:relative}
        .preview-header{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:#e5d9eb}
        .preview-title{font-size:22px;font-weight:800;color:var(--lime)}
        .preview-screen{margin:27px auto;width:92%;height:190px;border-radius:18px;background:#40234d;border:1px solid #75508b;display:flex;align-items:end;justify-content:center;gap:12px;padding:22px;position:relative}
        .preview-screen:before{content:"PG 电子模拟体验";position:absolute;top:18px;left:20px;color:#d8ccdf;font-size:13px}
        .chip{width:58px;height:58px;border-radius:50%;border:5px dotted var(--lime);display:grid;place-items:center;color:var(--lime);font-weight:900}
        .chip:nth-child(2){border-color:var(--coral);color:var(--coral);margin-bottom:23px}
        .chip:nth-child(3){border-color:#d7b7ed;color:#d7b7ed}
        .preview-bar{height:8px;background:#523560;border-radius:10px;overflow:hidden}
        .preview-bar span{display:block;width:72%;height:100%;background:var(--lime);border-radius:10px}
        .preview-foot{display:flex;justify-content:space-between;margin-top:12px;color:#b9a8c4;font-size:12px}
        .feature-list{list-style:none;margin:25px 0 28px}
        .feature-list li{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--line)}
        .feature-list li:last-child{border-bottom:0}
        .feature-list b{width:27px;height:27px;border-radius:50%;display:grid;place-items:center;background:var(--coral);color:#fff;font-size:12px;flex:none}
        .feature-list strong{display:block;color:var(--ink);margin-bottom:2px}
        .feature-list span{display:block;color:var(--muted);font-size:13px}
        .trial-panel{background:var(--deep);color:#fff;border-radius:24px;padding:34px 40px;display:grid;grid-template-columns:1.2fr .8fr auto;gap:25px;align-items:center;box-shadow:var(--shadow-dark)}
        .trial-panel h2{font-size:27px;margin-bottom:8px}
        .trial-panel p{color:#cbbbd5;font-size:14px}
        .trial-state{border-left:1px solid #654775;padding-left:24px;color:#d8ccdf;font-size:13px}
        .trial-state strong{display:block;color:var(--lime);font-size:18px;margin-bottom:3px}
        .app-section{background:#fff}
        .app-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:center}
        .phone-wrap{display:flex;justify-content:center}
        .phone{width:205px;height:390px;border:8px solid var(--deep);border-radius:32px;background:#3c2250;box-shadow:var(--shadow-dark);padding:15px;color:#fff;position:relative}
        .phone:before{content:"";width:68px;height:9px;border-radius:8px;background:#21152f;position:absolute;top:7px;left:calc(50% - 34px)}
        .phone-header{margin-top:20px;font-weight:800;color:var(--lime);font-size:13px}
        .phone-card{height:118px;border-radius:15px;background:linear-gradient(150deg,#8d5875,#3b204d);margin:18px 0;padding:13px;font-size:11px;display:flex;align-items:end}
        .phone-buttons{display:grid;gap:9px}
        .phone-buttons span{height:30px;border-radius:8px;background:#513263;font-size:10px;padding:5px 9px;color:#d8ccdf}
        .phone-buttons span:first-child{background:var(--lime);color:var(--deep)}
        .download-info h2{font-size:33px;line-height:1.3;color:var(--ink);margin-bottom:14px}
        .download-info>p{color:var(--muted);margin-bottom:23px}
        .app-meta{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:23px}
        .meta-box{background:var(--lavender);border-radius:11px;padding:10px 14px;font-size:12px;color:var(--muted)}
        .meta-box strong{display:block;color:var(--ink);font-size:14px}
        .download-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:24px 0 26px}
        .download-step{border-top:3px solid var(--coral);padding-top:9px;font-size:12px;color:var(--muted)}
        .download-step b{display:block;color:var(--ink);font-size:14px;margin-bottom:3px}
        .news{background:#f5f0f7}
        .news-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:48px}
        .news-intro{position:sticky;top:25px;height:max-content}
        .news-intro h2{font-size:34px;color:var(--ink);line-height:1.3;margin-bottom:15px}
        .news-intro p{color:var(--muted);margin-bottom:22px}
        .news-filter{display:flex;gap:8px;flex-wrap:wrap}
        .filter{border:1px solid var(--line);background:#fff;color:var(--muted);padding:7px 11px;border-radius:20px;font-size:12px}
        .filter.active{background:var(--deep);color:var(--lime);border-color:var(--deep)}
        .news-list{background:#fff;border:1px solid var(--line);border-radius:20px;padding:8px 25px}
        .news-item{display:grid;grid-template-columns:82px 1fr auto;gap:20px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line);transition:var(--ease)}
        .news-item:last-child{border-bottom:0}
        .news-item:hover{padding-left:8px}
        .news-date{font-size:12px;color:var(--purple);font-weight:800}
        .news-date span{display:block;font-size:20px;color:var(--ink)}
        .news-item h3{font-size:16px;color:var(--ink);margin-bottom:4px}
        .news-item p{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
        .news-arrow{color:var(--coral);font-size:22px}
        .empty-state{text-align:center;padding:45px 20px;color:var(--muted)}
        .empty-state b{display:block;color:var(--ink);font-size:18px;margin-bottom:7px}
        .steps-section{background:var(--deep);color:#fff}
        .steps-section .section-head h2{color:#fff}
        .steps-section .section-head p{color:#cbbbd5}
        .steps-track{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
        .steps-track:before{content:"";position:absolute;top:24px;left:10%;right:10%;height:1px;background:#604571}
        .step{position:relative;padding:0 20px 0 0}
        .step-no{width:49px;height:49px;display:grid;place-items:center;border:1px solid var(--lime);border-radius:50%;background:var(--deep);color:var(--lime);font-size:18px;font-weight:800;margin-bottom:21px;position:relative}
        .step h3{font-size:18px;margin-bottom:8px}
        .step p{color:#cbbbd5;font-size:13px;padding-right:20px}
        .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:65px}
        .faq-grid h2{font-size:34px;color:var(--ink);line-height:1.3}
        .faq-grid .lead{color:var(--muted);margin-top:14px}
        .faq-list{border-top:1px solid var(--line)}
        .faq-item{border-bottom:1px solid var(--line)}
        .faq-question{width:100%;background:transparent;text-align:left;display:flex;justify-content:space-between;align-items:center;padding:20px 0;color:var(--ink);font-size:16px;font-weight:800}
        .faq-question span{width:27px;height:27px;border-radius:50%;background:var(--lavender);display:grid;place-items:center;color:var(--purple);font-size:20px;line-height:1}
        .faq-answer{color:var(--muted);font-size:14px;padding:0 42px 20px 0;line-height:1.8}
        .final-cta{padding:58px 0;background:var(--orange-soft)}
        .cta-box{display:flex;justify-content:space-between;align-items:center;gap:25px}
        .cta-box h2{font-size:31px;color:var(--ink);margin-bottom:6px}
        .cta-box p{color:var(--muted)}
        .cta-buttons{display:flex;gap:10px;flex-wrap:wrap}
        .site-footer{background:var(--deep);color:#fff;padding:54px 0 23px}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:40px;border-bottom:1px solid #4a3459}
        .footer-brand p{color:#bfaec9;font-size:13px;max-width:300px;margin-top:15px}
        .footer-title{font-weight:800;margin-bottom:15px}
        .footer-links{list-style:none;display:grid;gap:9px}
        .footer-links a{color:#bfaec9;font-size:13px;transition:var(--ease)}
        .footer-links a:hover{color:var(--lime);padding-left:3px}
        .copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#9781a5;font-size:12px}
        @media(max-width:1100px){
            .main-nav a{padding:8px 7px;font-size:13px}
            .logo{min-width:245px}
            .entry-grid{grid-template-columns:repeat(2,1fr)}
            .trial-panel{grid-template-columns:1fr 1fr}
            .trial-panel .btn{grid-column:2}
        }
        @media(max-width:800px){
            .container{width:min(100% - 30px,680px)}
            .nav-wrap{height:68px;gap:14px}
            .logo{min-width:0;flex:1}
            .logo-text{font-size:14px}
            .logo-text small{display:none}
            .main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--deep-2);padding:12px 15px;flex-direction:column;align-items:stretch;box-shadow:var(--shadow-dark)}
            .main-nav.open{display:flex}
            .main-nav a{padding:13px 15px}
            .nav-actions .btn-outline{display:none}
            .mobile-toggle{display:block}
            .hero{padding:45px 0 58px}
            .hero-grid,.experience-grid,.app-grid,.news-layout,.faq-grid{grid-template-columns:1fr;gap:35px}
            .hero h1{font-size:36px}
            .sim-stage{min-height:330px}
            .section{padding:65px 0}
            .news-intro{position:static}
            .steps-track{grid-template-columns:repeat(2,1fr);gap:32px}
            .steps-track:before{display:none}
            .trial-panel{grid-template-columns:1fr}
            .trial-state{border-left:0;border-top:1px solid #654775;padding:16px 0 0}
            .trial-panel .btn{grid-column:auto}
            .footer-grid{grid-template-columns:repeat(2,1fr)}
            .footer-brand{grid-column:span 2}
            .cta-box{align-items:flex-start;flex-direction:column}
        }
        @media(max-width:520px){
            body{font-size:14px}
            .container{width:calc(100% - 28px)}
            .hero h1{font-size:30px}
            .hero-lead{font-size:15px}
            .hero-buttons .btn{width:100%}
            .entry-grid{grid-template-columns:1fr}
            .entry-card{min-height:185px}
            .section-head{display:block}
            .section-head h2,.faq-grid h2,.download-info h2{font-size:28px}
            .section-head p{margin-top:12px}
            .reel{width:52px;height:83px;font-size:24px}
            .reel-panel{gap:8px}
            .preview{min-height:315px;padding:17px}
            .download-steps{grid-template-columns:1fr}
            .news-list{padding:5px 16px}
            .news-item{grid-template-columns:62px 1fr;gap:12px}
            .news-arrow{display:none}
            .news-item p{white-space:normal}
            .steps-track{grid-template-columns:1fr}
            .step{padding-right:0}
            .footer-grid{grid-template-columns:1fr 1fr;gap:25px 15px}
            .footer-brand{grid-column:span 2}
            .copyright{display:block}
            .copyright span{display:block;margin-top:6px}
        }

/* roulang page: article */
:root{
            --ink:#241632;
            --deep:#21152f;
            --deep-2:#2d1b3f;
            --purple:#76558f;
            --lavender:#f2edf5;
            --paper:#fbf9fc;
            --lime:#c8f05a;
            --coral:#ff725c;
            --orange-soft:#fff0e9;
            --text:#30243a;
            --muted:#756b80;
            --line:#e6deeb;
            --white:#fff;
            --radius:18px;
            --shadow:0 16px 40px rgba(45,27,63,.10);
            --shadow-dark:0 18px 45px rgba(12,7,19,.28);
            --ease:all .25s ease;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:var(--paper);line-height:1.75;font-size:15px}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;height:auto;display:block}
        button{border:0;cursor:pointer;font:inherit}
        .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
        .site-header{background:var(--deep);color:#fff;position:relative;z-index:10}
        .nav-wrap{min-height:78px;display:flex;align-items:center;gap:25px}
        .logo{display:flex;align-items:center;gap:12px;min-width:280px}
        .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--lime);color:var(--deep);display:grid;place-items:center;font-size:20px;font-weight:900;box-shadow:0 0 22px rgba(200,240,90,.25)}
        .logo-text{font-size:16px;line-height:1.25;font-weight:800;letter-spacing:-.4px}
        .logo-text small{display:block;color:#cbbbd5;font-size:11px;font-weight:500;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{padding:9px 11px;border-radius:10px;color:#d8ccdf;transition:var(--ease);white-space:nowrap}
        .main-nav a:hover,.main-nav a.active{color:var(--lime);background:rgba(200,240,90,.08)}
        .main-nav a.active{box-shadow:inset 0 -2px 0 var(--lime)}
        .nav-actions{display:flex;gap:9px;align-items:center}
        .mobile-toggle{display:none;background:transparent;color:#fff;font-size:25px}
        .btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:46px;padding:0 20px;border-radius:12px;font-weight:800;transition:var(--ease);border:1px solid transparent}
        .btn:hover{transform:translateY(-3px);filter:brightness(1.06);box-shadow:0 9px 22px rgba(200,240,90,.18)}
        .btn:focus-visible,.main-nav a:focus-visible{outline:3px solid rgba(200,240,90,.75);outline-offset:3px}
        .btn-primary{background:var(--lime);color:var(--deep)}
        .btn-outline{border-color:rgba(255,114,92,.75);color:var(--coral);background:transparent}
        .btn-dark-outline{border-color:#684b7b;color:#f6eff9;background:transparent}
        .article-hero{background:var(--deep);color:#fff;padding:58px 0 64px;position:relative;overflow:hidden}
        .article-hero:after{content:"PG";position:absolute;right:7%;bottom:-50px;font-size:190px;line-height:1;font-weight:900;color:rgba(200,240,90,.05)}
        .breadcrumbs{display:flex;flex-wrap:wrap;gap:9px;color:#bdaec8;font-size:13px;margin-bottom:25px;position:relative;z-index:1}
        .breadcrumbs a:hover{color:var(--lime)}
        .crumb-sep{color:#6f5a7e}
        .article-hero h1{max-width:850px;font-size:clamp(30px,4.2vw,52px);line-height:1.22;letter-spacing:-1.5px;margin:0 0 22px;position:relative;z-index:1}
        .article-meta{display:flex;flex-wrap:wrap;gap:12px 24px;color:#d8ccdf;font-size:13px;position:relative;z-index:1}
        .meta-pill{display:inline-flex;align-items:center;gap:7px}
        .meta-pill:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--lime)}
        .article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start;padding:72px 0 90px}
        .article-content{background:#fff;border:1px solid var(--line);border-radius:22px;padding:clamp(25px,5vw,55px);box-shadow:var(--shadow);min-width:0}
        .article-intro{font-size:18px;color:var(--purple);border-left:4px solid var(--coral);padding:12px 0 12px 20px;margin-bottom:35px}
        .article-content h2{font-size:28px;color:var(--ink);line-height:1.35;margin:38px 0 16px}
        .article-content h3{font-size:21px;color:var(--ink);margin:28px 0 12px}
        .article-content p{margin:0 0 19px}
        .article-content ul,.article-content ol{padding-left:24px;margin:0 0 22px}
        .article-content li{margin:8px 0}
        .article-content blockquote{margin:28px 0;padding:20px 23px;background:var(--lavender);border-radius:14px;color:var(--purple);font-weight:600}
        .article-content table{width:100%;border-collapse:collapse;margin:25px 0;font-size:14px}
        .article-content th,.article-content td{border:1px solid var(--line);padding:12px;text-align:left}
        .article-content th{background:var(--lavender);color:var(--ink)}
        .article-content figure{margin:28px 0}
        .article-content figcaption{font-size:12px;color:var(--muted);margin-top:8px;text-align:center}
        .article-tags{display:flex;flex-wrap:wrap;gap:8px;border-top:1px solid var(--line);margin-top:40px;padding-top:22px}
        .tag{display:inline-flex;width:max-content;padding:5px 11px;border-radius:20px;background:#f3edf6;color:var(--purple);font-size:12px;font-weight:800}
        .article-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
        .sidebar{display:grid;gap:18px;position:sticky;top:22px}
        .side-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:23px;box-shadow:0 10px 28px rgba(45,27,63,.06)}
        .side-card.dark{background:var(--deep);color:#fff;border-color:var(--deep)}
        .side-card h2{font-size:19px;color:var(--ink);margin:0 0 16px}
        .side-card.dark h2{color:#fff}
        .side-card p{font-size:13px;color:var(--muted);margin:0 0 18px}
        .side-card.dark p{color:#d8ccdf}
        .side-links{list-style:none;padding:0;margin:0}
        .side-links li{border-top:1px solid var(--line);padding:12px 0;font-size:13px}
        .side-links li:first-child{border-top:0;padding-top:0}
        .side-links a{display:flex;justify-content:space-between;gap:10px}
        .side-links a:after{content:"→";color:var(--coral)}
        .side-links a:hover{color:var(--purple)}
        .download-box{background:var(--lavender);border-radius:13px;padding:15px;margin-top:14px}
        .download-box strong{display:block;color:var(--ink);margin-bottom:4px}
        .download-box span{display:block;color:var(--muted);font-size:12px}
        .empty-state{text-align:center;padding:40px 20px;color:var(--muted)}
        .empty-state strong{display:block;color:var(--ink);font-size:20px;margin-bottom:7px}
        .site-footer{background:var(--deep);color:#fff;padding:55px 0 22px}
        .footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:35px}
        .footer-brand p{color:#bdaec8;font-size:13px;max-width:270px;margin-top:18px}
        .footer-title{font-weight:800;margin-bottom:15px;color:#fff}
        .footer-links{list-style:none;padding:0;margin:0}
        .footer-links li{margin:9px 0;color:#cbbbd5;font-size:13px}
        .footer-links a:hover{color:var(--lime)}
        .copyright{border-top:1px solid #49345a;margin-top:38px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;color:#9e8ca9;font-size:12px}
        @media(max-width:1100px){
            .logo{min-width:220px}.main-nav a{padding-left:7px;padding-right:7px;font-size:13px}.nav-actions{display:none}
        }
        @media(max-width:860px){
            .nav-wrap{flex-wrap:wrap;padding:17px 0}.mobile-toggle{display:block;margin-left:auto}.main-nav{display:none;order:3;width:100%;flex-direction:column;align-items:stretch;padding-top:12px}.main-nav.open{display:flex}.main-nav a{padding:11px 13px}.article-layout{grid-template-columns:1fr}.sidebar{position:static;grid-template-columns:repeat(2,1fr)}
        }
        @media(max-width:576px){
            .container{width:min(100% - 28px,1180px)}.logo{min-width:0}.logo-text{font-size:14px}.logo-text small{font-size:9px}.article-hero{padding:42px 0 48px}.article-hero h1{font-size:31px}.article-layout{padding:42px 0 58px;gap:25px}.article-content{padding:24px 19px;border-radius:17px}.article-content h2{font-size:24px}.article-content h3{font-size:19px}.article-intro{font-size:16px}.sidebar{grid-template-columns:1fr}.article-actions .btn{width:100%}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.copyright{display:block}.copyright span{display:block;margin:5px 0}
        }

/* roulang page: category1 */
:root{
            --ink:#241632;
            --deep:#21152f;
            --deep-2:#2d1b3f;
            --purple:#76558f;
            --lavender:#f2edf5;
            --paper:#fbf9fc;
            --lime:#c8f05a;
            --coral:#ff725c;
            --orange-soft:#fff0e9;
            --text:#30243a;
            --muted:#756b80;
            --line:#e6deeb;
            --white:#fff;
            --radius:18px;
            --shadow:0 16px 40px rgba(45,27,63,.10);
            --shadow-dark:0 18px 45px rgba(12,7,19,.28);
            --ease:all .25s ease;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:var(--paper);line-height:1.75;font-size:15px}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input{font:inherit}
        button{border:0;cursor:pointer}
        .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
        .site-header{background:var(--deep);color:#fff;position:relative;z-index:10}
        .nav-wrap{min-height:78px;display:flex;align-items:center;gap:28px}
        .logo{display:flex;align-items:center;gap:12px;min-width:285px}
        .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--lime);color:var(--deep);display:grid;place-items:center;font-size:20px;font-weight:900;box-shadow:0 0 22px rgba(200,240,90,.25)}
        .logo-text{font-size:16px;line-height:1.25;font-weight:800;letter-spacing:-.4px}
        .logo-text small{display:block;color:#cbbbd5;font-size:11px;font-weight:500;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{padding:9px 11px;border-radius:10px;color:#d8ccdf;transition:var(--ease);white-space:nowrap}
        .main-nav a:hover,.main-nav a.active{color:var(--lime);background:rgba(200,240,90,.08)}
        .main-nav a.active{box-shadow:inset 0 -2px 0 var(--lime)}
        .nav-actions{display:flex;gap:9px;align-items:center}
        .mobile-toggle{display:none;background:transparent;color:#fff;font-size:25px}
        .btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:46px;padding:0 20px;border-radius:12px;font-weight:800;transition:var(--ease);border:1px solid transparent}
        .btn:hover{transform:translateY(-3px);filter:brightness(1.06);box-shadow:0 9px 22px rgba(200,240,90,.18)}
        .btn:focus-visible,.main-nav a:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(200,240,90,.75);outline-offset:3px}
        .btn-primary{background:var(--lime);color:var(--deep)}
        .btn-outline{border-color:rgba(255,114,92,.75);color:var(--coral);background:transparent}
        .btn-light{background:#fff;color:var(--deep)}
        .btn-dark-outline{border-color:#684b7b;color:#f6eff9;background:transparent}
        .hero{background:var(--deep);color:#fff;padding:54px 0 70px;position:relative;overflow:hidden}
        .hero:before{content:"";position:absolute;width:560px;height:560px;border:1px solid rgba(200,240,90,.13);border-radius:50%;right:-170px;top:-260px;box-shadow:0 0 0 32px rgba(200,240,90,.035),0 0 0 65px rgba(200,240,90,.025)}
        .breadcrumb{color:#b9a8c5;font-size:13px;margin-bottom:28px;position:relative}
        .breadcrumb a{color:var(--lime)}
        .hero-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:58px;align-items:center;position:relative}
        .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:800;letter-spacing:1.2px;color:var(--lime);margin-bottom:18px}
        .eyebrow:before,.section-kicker:before{content:"";width:22px;height:3px;background:var(--lime);border-radius:4px}
        h1{font-size:clamp(32px,4vw,53px);line-height:1.18;letter-spacing:-1.8px;margin:0 0 20px;color:#fff}
        .hero-lead{font-size:17px;color:#d8ccdf;max-width:540px;margin:0 0 28px}
        .hero-buttons{display:flex;gap:12px;flex-wrap:wrap}
        .hero-notes{display:flex;gap:18px;flex-wrap:wrap;color:#cbbbd5;font-size:13px;margin-top:26px}
        .hero-notes span{display:flex;align-items:center;gap:7px}
        .hero-notes i{width:7px;height:7px;border-radius:50%;background:var(--lime)}
        .console{background:#2b193b;border:1px solid #5a3f6d;border-radius:26px;padding:22px;box-shadow:var(--shadow-dark);position:relative}
        .console-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #543961;padding-bottom:16px;color:#eadff0;font-size:13px}
        .live-dot{display:inline-flex;align-items:center;gap:7px;color:var(--lime);font-weight:700}
        .live-dot:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 12px var(--lime)}
        .reel{height:220px;margin:22px 0;background:#382248;border-radius:18px;border:1px solid #664875;display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:26px;align-items:center;position:relative}
        .reel:before{content:"模拟体验界面";position:absolute;left:18px;top:12px;color:#bda9c8;font-size:11px}
        .reel-item{height:112px;border-radius:14px;background:#f2edf5;color:var(--deep);display:grid;place-items:center;font-size:34px;font-weight:900;border-bottom:5px solid var(--coral)}
        .console-bottom{display:flex;justify-content:space-between;align-items:center;color:#bba8c6;font-size:12px}
        .console-bottom strong{color:var(--lime);font-size:16px}
        .section{padding:88px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:32px}
        .section-kicker{color:var(--purple);margin-bottom:10px}
        .section-kicker:before{background:var(--coral)}
        .section-head h2{font-size:34px;line-height:1.25;letter-spacing:-1px;color:var(--ink);margin:0}
        .section-head p{max-width:510px;color:var(--muted);margin:0}
        .feature-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:28px}
        .feature-panel{background:var(--deep);border-radius:22px;padding:32px;color:#fff;min-height:330px;position:relative;overflow:hidden}
        .feature-panel:after{content:"PG";position:absolute;right:24px;bottom:-35px;font-size:170px;line-height:1;color:rgba(200,240,90,.06);font-weight:900}
        .feature-panel h3{font-size:26px;margin:0 0 12px;position:relative;z-index:1}
        .feature-panel p{color:#d8ccdf;max-width:500px;position:relative;z-index:1}
        .feature-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px;position:relative;z-index:1}
        .tag{display:inline-flex;width:max-content;padding:5px 10px;border-radius:20px;background:#f3edf6;color:var(--purple);font-size:11px;font-weight:800}
        .tag.dark{background:rgba(200,240,90,.14);color:var(--lime)}
        .spec-list{background:#fff;border:1px solid var(--line);border-radius:22px;padding:27px}
        .spec-row{display:flex;justify-content:space-between;gap:18px;padding:15px 0;border-bottom:1px solid var(--line)}
        .spec-row:first-child{padding-top:0}.spec-row:last-child{border-bottom:0;padding-bottom:0}
        .spec-row span{color:var(--muted)}.spec-row strong{color:var(--ink);text-align:right}
        .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
        .step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:23px;transition:var(--ease);position:relative}
        .step:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--coral)}
        .step-number{width:34px;height:34px;border-radius:11px;background:var(--orange-soft);color:var(--coral);display:grid;place-items:center;font-weight:900;margin-bottom:18px}
        .step h3{font-size:18px;color:var(--ink);margin:0 0 8px}.step p{font-size:13px;color:var(--muted);margin:0}
        .demo-band{background:var(--lavender);padding:34px;border-radius:24px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:30px;border:1px solid var(--line)}
        .demo-band h2{margin:0 0 8px;color:var(--ink);font-size:27px}.demo-band p{margin:0;color:var(--muted)}
        .device-section{background:var(--deep-2);color:#fff}
        .device-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;align-items:center}
        .device{width:190px;height:335px;border:8px solid #120b1b;border-radius:29px;background:#4b2d5d;margin:auto;box-shadow:0 20px 35px rgba(0,0,0,.25);padding:22px 13px}
        .device-screen{height:100%;border-radius:17px;background:#251632;padding:17px 10px;display:flex;flex-direction:column;gap:13px}
        .device-screen b{color:var(--lime);font-size:13px}.screen-line{height:10px;border-radius:10px;background:#76558f}.screen-line.short{width:62%;background:var(--coral)}
        .device-screen .screen-box{height:110px;border-radius:13px;background:#f2edf5;color:var(--deep);display:grid;place-items:center;font-weight:900;font-size:24px}
        .device-copy h2{font-size:34px;margin:0 0 14px}.device-copy p{color:#d8ccdf;max-width:560px}.device-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:22px 0}.device-list div{border:1px solid #5b416c;border-radius:12px;padding:12px 14px;color:#e8dced;font-size:13px}.device-list strong{display:block;color:var(--lime);font-size:14px;margin-bottom:3px}
        .faq-list{max-width:850px;margin:0 auto;border-top:1px solid var(--line)}
        .faq-item{border-bottom:1px solid var(--line)}
        .faq-question{width:100%;background:transparent;text-align:left;padding:21px 5px;display:flex;justify-content:space-between;gap:20px;color:var(--ink);font-weight:800;font-size:16px}
        .faq-question span:last-child{color:var(--coral);font-size:22px;line-height:1}
        .faq-answer{color:var(--muted);padding:0 36px 21px 5px;margin:0}
        .cta{padding:64px 0;background:var(--coral);color:var(--deep)}
        .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:28px}.cta h2{font-size:34px;line-height:1.25;margin:0 0 8px}.cta p{margin:0;color:#543343}.cta-actions{display:flex;gap:10px;flex-wrap:wrap}
        .cta .btn-outline{border-color:var(--deep);color:var(--deep)}
        .site-footer{background:var(--deep);color:#fff;padding:57px 0 22px}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}
        .footer-brand p{color:#bcaac7;font-size:13px;max-width:260px;margin-top:18px}
        .footer-title{font-weight:800;color:var(--lime);margin-bottom:14px}
        .footer-links{list-style:none;padding:0;margin:0}.footer-links li{margin:9px 0}.footer-links a{color:#cbbbd5;font-size:13px;transition:var(--ease)}.footer-links a:hover{color:var(--lime);padding-left:3px}
        .copyright{display:flex;justify-content:space-between;gap:18px;border-top:1px solid #493358;margin-top:38px;padding-top:18px;color:#9f8cad;font-size:12px}
        @media(max-width:1200px){.main-nav a{padding-left:8px;padding-right:8px;font-size:13px}.nav-wrap{gap:16px}.logo{min-width:245px}}
        @media(max-width:992px){.nav-actions{display:none}.hero-grid,.feature-layout,.device-grid{grid-template-columns:1fr;gap:35px}.hero-grid{max-width:760px}.steps{grid-template-columns:repeat(2,1fr)}.entry-card{min-height:0}.footer-grid{grid-template-columns:2fr 1fr 1fr}}
        @media(max-width:768px){.container{width:min(100% - 30px,600px)}.nav-wrap{min-height:68px}.logo{min-width:0;flex:1}.logo-text{font-size:14px}.logo-text small{font-size:9px}.mobile-toggle{display:block}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--deep-2);padding:12px 15px;flex-direction:column;align-items:stretch;box-shadow:0 18px 25px rgba(0,0,0,.2)}.main-nav.open{display:flex}.main-nav a{padding:12px 14px}.hero{padding:38px 0 54px}.section{padding:65px 0}.section-head,.cta-inner{display:block}.section-head p{margin-top:12px}.section-head h2,.device-copy h2{font-size:29px}.reel{height:185px;padding:18px}.reel-item{height:90px;font-size:27px}.demo-band{padding:25px}.demo-band .btn{margin-top:20px}.device-list{grid-template-columns:1fr}.cta-actions{margin-top:23px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}}
        @media(max-width:520px){h1{font-size:34px}.hero-lead{font-size:15px}.hero-buttons .btn{width:100%}.hero-notes{display:block}.hero-notes span{margin:7px 0}.steps{grid-template-columns:1fr}.console{padding:15px}.reel{gap:7px;padding:15px}.reel-item{font-size:22px}.copyright{display:block}.copyright span{display:block;margin:7px 0}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.cta h2{font-size:28px}}

/* roulang page: category2 */
:root{
            --ink:#241632;
            --deep:#21152f;
            --deep-2:#2d1b3f;
            --purple:#76558f;
            --lavender:#f2edf5;
            --paper:#fbf9fc;
            --lime:#c8f05a;
            --coral:#ff725c;
            --orange-soft:#fff0e9;
            --text:#30243a;
            --muted:#756b80;
            --line:#e6deeb;
            --white:#fff;
            --radius:18px;
            --shadow:0 16px 40px rgba(45,27,63,.10);
            --shadow-dark:0 18px 45px rgba(12,7,19,.28);
            --ease:all .25s ease;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:var(--paper);line-height:1.75;font-size:15px}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input{font:inherit}
        button{border:0;cursor:pointer}
        .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
        .site-header{background:var(--deep);color:#fff;position:relative;z-index:10}
        .nav-wrap{min-height:78px;display:flex;align-items:center;gap:26px}
        .logo{display:flex;align-items:center;gap:12px;min-width:285px}
        .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--lime);color:var(--deep);display:grid;place-items:center;font-size:20px;font-weight:900;box-shadow:0 0 22px rgba(200,240,90,.25)}
        .logo-text{font-size:16px;line-height:1.25;font-weight:800;letter-spacing:-.4px}
        .logo-text small{display:block;color:#cbbbd5;font-size:11px;font-weight:500;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{padding:9px 11px;border-radius:10px;color:#d8ccdf;transition:var(--ease);white-space:nowrap}
        .main-nav a:hover,.main-nav a.active{color:var(--lime);background:rgba(200,240,90,.08)}
        .main-nav a.active{box-shadow:inset 0 -2px 0 var(--lime)}
        .nav-actions{display:flex;gap:9px;align-items:center}
        .mobile-toggle{display:none;background:transparent;color:#fff;font-size:25px}
        .btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:46px;padding:0 20px;border-radius:12px;font-weight:800;transition:var(--ease);border:1px solid transparent}
        .btn:hover{transform:translateY(-3px);filter:brightness(1.06);box-shadow:0 9px 22px rgba(200,240,90,.18)}
        .btn:focus-visible,.main-nav a:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(200,240,90,.75);outline-offset:3px}
        .btn-primary{background:var(--lime);color:var(--deep)}
        .btn-outline{border-color:rgba(255,114,92,.75);color:var(--coral);background:transparent}
        .btn-light{background:#fff;color:var(--deep)}
        .btn-dark-outline{border-color:#684b7b;color:#f6eff9;background:transparent}
        .hero{background:var(--deep);color:#fff;padding:68px 0 78px;position:relative;overflow:hidden}
        .hero:before{content:"";position:absolute;width:600px;height:600px;border:1px solid rgba(200,240,90,.13);border-radius:50%;right:-200px;top:-290px;box-shadow:0 0 0 32px rgba(200,240,90,.035),0 0 0 68px rgba(200,240,90,.025)}
        .hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:62px;align-items:center;position:relative}
        .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:800;letter-spacing:1.2px;color:var(--lime);margin-bottom:18px}
        .eyebrow:before,.section-kicker:before{content:"";width:22px;height:3px;background:var(--lime);border-radius:4px}
        .hero h1{font-size:clamp(31px,4vw,51px);line-height:1.2;letter-spacing:-1.5px;margin:0 0 20px;max-width:590px}
        .hero h1 em{font-style:normal;color:var(--lime)}
        .hero-lead{font-size:17px;color:#d8ccdf;max-width:560px;margin:0 0 27px}
        .hero-buttons{display:flex;gap:12px;flex-wrap:wrap}
        .hero-notes{display:flex;gap:20px;flex-wrap:wrap;color:#cbbbd5;font-size:13px;margin-top:28px}
        .hero-notes span{display:flex;align-items:center;gap:7px}
        .hero-notes i{width:7px;height:7px;border-radius:50%;background:var(--lime);display:block}
        .interface-board{background:#2b193b;border:1px solid #573d69;border-radius:25px;padding:18px;box-shadow:var(--shadow-dark);position:relative}
        .interface-top{display:flex;justify-content:space-between;align-items:center;color:#e8deed;border-bottom:1px solid #523961;padding:4px 3px 15px;font-size:13px}
        .status{display:inline-flex;align-items:center;gap:7px;color:var(--lime);font-size:12px}
        .status:before{content:"";width:8px;height:8px;background:var(--lime);border-radius:50%;box-shadow:0 0 12px var(--lime)}
        .screen{margin-top:17px;background:#39234b;border-radius:17px;padding:19px}
        .screen-title{display:flex;justify-content:space-between;color:#fff;font-weight:800;margin-bottom:17px}
        .screen-title span{color:#baa8c6;font-size:12px;font-weight:500}
        .slot-row{display:grid;grid-template-columns:repeat(4,1fr);gap:9px}
        .slot{height:73px;border-radius:12px;background:#4b2d5c;border:1px solid #69487b;display:grid;place-items:center;color:var(--lime);font-size:27px;font-weight:900}
        .slot:nth-child(2){color:var(--coral)}
        .slot:nth-child(3){color:#f4d77a}
        .screen-bar{height:9px;border-radius:10px;background:#543663;margin:20px 0 12px;overflow:hidden}
        .screen-bar:after{content:"";display:block;width:68%;height:100%;background:var(--lime);border-radius:10px}
        .interface-bottom{display:flex;justify-content:space-between;align-items:center;color:#cbbbd5;font-size:12px}
        .interface-bottom strong{color:#fff;font-size:18px}
        .section{padding:88px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:32px}
        .section-kicker{color:var(--purple);margin-bottom:10px}
        .section-kicker:before{background:var(--coral)}
        .section-head h2{font-size:34px;line-height:1.25;letter-spacing:-1px;color:var(--ink);margin:0}
        .section-head p{max-width:500px;color:var(--muted);margin:0}
        .feature-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;align-items:stretch}
        .feature-main{background:var(--deep);border-radius:22px;padding:34px;color:#fff;position:relative;overflow:hidden}
        .feature-main:after{content:"PG";position:absolute;right:20px;bottom:-30px;color:rgba(200,240,90,.07);font-size:150px;font-weight:900;line-height:1}
        .feature-main h3{font-size:26px;margin:0 0 12px;position:relative;z-index:1}
        .feature-main p{color:#d8ccdf;max-width:470px;position:relative;z-index:1}
        .feature-points{display:grid;grid-template-columns:1fr 1fr;gap:11px;margin-top:26px;position:relative;z-index:1}
        .feature-points div{border:1px solid #543b65;border-radius:13px;padding:13px;color:#eee5f2;font-size:13px}
        .feature-points b{display:block;color:var(--lime);font-size:20px;margin-bottom:3px}
        .feature-side{display:grid;grid-template-columns:1fr 1fr;gap:14px}
        .mini-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:23px;transition:var(--ease)}
        .mini-card:hover{transform:translateY(-4px);border-color:var(--coral);box-shadow:var(--shadow)}
        .mini-icon{width:40px;height:40px;border-radius:13px;background:var(--lavender);display:grid;place-items:center;color:var(--purple);font-size:19px;font-weight:900;margin-bottom:17px}
        .mini-card h3{font-size:18px;color:var(--ink);margin:0 0 7px}
        .mini-card p{font-size:13px;color:var(--muted);margin:0}
        .steps-section{background:var(--lavender)}
        .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
        .steps:before{content:"";height:2px;background:#d7c8df;position:absolute;top:25px;left:9%;right:9%}
        .step{position:relative;text-align:center;padding:0 16px}
        .step-number{width:51px;height:51px;margin:0 auto 19px;border-radius:50%;background:var(--deep);border:5px solid var(--lavender);outline:1px solid var(--purple);color:var(--lime);display:grid;place-items:center;font-weight:900;position:relative;z-index:1}
        .step h3{font-size:18px;color:var(--ink);margin:0 0 7px}
        .step p{color:var(--muted);font-size:13px;margin:0}
        .device-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:52px;align-items:center}
        .device-art{min-height:360px;background:var(--deep);border-radius:28px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;box-shadow:var(--shadow-dark)}
        .device-art:before,.device-art:after{content:"";position:absolute;border:1px solid rgba(200,240,90,.2);border-radius:50%}
        .device-art:before{width:280px;height:280px}
        .device-art:after{width:390px;height:390px}
        .tablet{width:190px;height:280px;border:8px solid #5d4070;border-radius:25px;background:#382249;padding:12px;position:relative;z-index:1;box-shadow:0 15px 30px rgba(0,0,0,.25)}
        .tablet-bar{height:8px;width:50px;background:#a18ab0;border-radius:8px;margin:0 auto 16px}
        .tablet-content{height:185px;background:#4c2d5f;border-radius:12px;padding:14px}
        .tablet-content span{display:block;height:12px;background:var(--lime);border-radius:8px;margin-bottom:11px}
        .tablet-content span:nth-child(2){width:70%;background:var(--coral)}
        .tablet-content span:nth-child(3){width:82%;background:#f1d270}
        .device-copy h2{font-size:32px;color:var(--ink);line-height:1.3;margin:0 0 16px}
        .device-copy>p{color:var(--muted);margin-bottom:22px}
        .check-list{padding:0;margin:0 0 25px;list-style:none;display:grid;gap:13px}
        .check-list li{display:flex;gap:11px;align-items:flex-start}
        .check-list li:before{content:"✓";width:23px;height:23px;flex:0 0 23px;border-radius:50%;background:var(--lime);color:var(--deep);display:grid;place-items:center;font-weight:900;font-size:12px;margin-top:3px}
        .check-list span{color:var(--text)}
        .faq-area{display:grid;grid-template-columns:.7fr 1.3fr;gap:60px}
        .faq-intro h2{font-size:32px;color:var(--ink);line-height:1.3;margin:0 0 15px}
        .faq-intro p{color:var(--muted)}
        .faq-list{display:grid;gap:10px}
        .faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
        .faq-question{width:100%;padding:18px 21px;background:transparent;color:var(--ink);font-weight:800;text-align:left;display:flex;justify-content:space-between;align-items:center}
        .faq-question span{font-size:22px;color:var(--coral);font-weight:400;line-height:1}
        .faq-answer{padding:0 21px 18px;color:var(--muted);font-size:14px}
        .cta{background:var(--coral);padding:47px 0;color:var(--deep)}
        .cta-inner{display:flex;justify-content:space-between;gap:30px;align-items:center}
        .cta h2{font-size:30px;margin:0 0 8px;line-height:1.3}
        .cta p{margin:0;color:#5e2930}
        .cta-buttons{display:flex;gap:11px;flex-wrap:wrap}
        .cta .btn-primary{background:var(--deep);color:var(--lime)}
        .cta .btn-outline{border-color:var(--deep);color:var(--deep)}
        .site-footer{background:var(--deep);color:#fff;padding:54px 0 20px}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:38px}
        .footer-brand .logo{min-width:0;margin-bottom:17px}
        .footer-brand p{color:#cbbbd5;max-width:285px;font-size:13px}
        .footer-title{font-weight:800;margin:6px 0 14px;color:var(--lime)}
        .footer-links{padding:0;margin:0;list-style:none;display:grid;gap:9px}
        .footer-links a{color:#cbbbd5;font-size:13px;transition:var(--ease)}
        .footer-links a:hover{color:var(--lime);padding-left:3px}
        .copyright{border-top:1px solid #493357;padding-top:19px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;color:#a997b4;font-size:12px}
        @media(max-width:1100px){
            .logo{min-width:230px}.main-nav a{padding:8px 7px;font-size:13px}.nav-actions .btn{padding:0 13px}
        }
        @media(max-width:992px){
            .nav-wrap{gap:16px}.main-nav{display:none}.nav-actions{margin-left:auto}.mobile-toggle{display:block}
            .hero-grid,.feature-layout,.device-wrap,.faq-area{grid-template-columns:1fr;gap:34px}
            .hero{padding-top:52px}.interface-board{max-width:650px;margin:auto;width:100%}
            .steps{grid-template-columns:repeat(2,1fr);gap:30px}.steps:before{display:none}
            .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
        }
        @media(max-width:768px){
            .container{width:min(100% - 30px,620px)}.nav-wrap{min-height:70px}
            .logo{min-width:0}.logo-text{font-size:14px}.logo-text small{font-size:10px}
            .nav-actions .btn-outline{display:none}.hero h1{font-size:36px}.section{padding:65px 0}
            .section-head{display:block}.section-head p{margin-top:12px}.section-head h2,.device-copy h2{font-size:29px}
            .feature-side{grid-template-columns:1fr 1fr}.cta-inner{display:block}.cta-buttons{margin-top:22px}
            .footer-grid{grid-template-columns:1fr 1fr;gap:27px}.footer-brand{grid-column:1/-1}
        }
        @media(max-width:520px){
            .container{width:calc(100% - 28px)}.logo-mark{width:34px;height:34px;font-size:17px}.logo-text small{display:none}
            .nav-actions .btn-primary{min-height:42px;padding:0 12px;font-size:12px}.mobile-toggle{font-size:22px}
            .hero{padding:45px 0 55px}.hero h1{font-size:31px}.hero-lead{font-size:15px}
            .hero-notes{gap:10px;display:grid}.interface-board{padding:12px}.screen{padding:13px}.slot{height:58px;font-size:21px}
            .feature-main{padding:25px 20px}.feature-points{grid-template-columns:1fr}.feature-side{grid-template-columns:1fr}
            .steps{grid-template-columns:1fr;gap:25px}.step{text-align:left;display:grid;grid-template-columns:52px 1fr;column-gap:15px}.step-number{grid-row:span 2;margin:0}
            .device-art{min-height:290px}.tablet{transform:scale(.84)}.cta h2{font-size:25px}
            .footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-bottom:6px}
        }

/* roulang page: category3 */
:root{
            --ink:#241632;
            --deep:#21152f;
            --deep-2:#2d1b3f;
            --purple:#76558f;
            --lavender:#f2edf5;
            --paper:#fbf9fc;
            --lime:#c8f05a;
            --coral:#ff725c;
            --orange-soft:#fff0e9;
            --text:#30243a;
            --muted:#756b80;
            --line:#e6deeb;
            --white:#fff;
            --radius:18px;
            --shadow:0 16px 40px rgba(45,27,63,.10);
            --shadow-dark:0 18px 45px rgba(12,7,19,.28);
            --ease:all .25s ease;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:15px;line-height:1.75}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input{font:inherit}
        button{border:0;cursor:pointer}
        .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
        .site-header{background:var(--deep);color:#fff;position:relative;z-index:20}
        .nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
        .logo{display:flex;align-items:center;gap:12px;min-width:285px}
        .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--lime);color:var(--deep);display:grid;place-items:center;font-size:20px;font-weight:900;box-shadow:0 0 22px rgba(200,240,90,.25)}
        .logo-text{font-size:16px;line-height:1.25;font-weight:800;letter-spacing:-.4px}
        .logo-text small{display:block;color:#cbbbd5;font-size:11px;font-weight:500;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{padding:9px 11px;border-radius:10px;color:#d8ccdf;transition:var(--ease);white-space:nowrap}
        .main-nav a:hover,.main-nav a.active{color:var(--lime);background:rgba(200,240,90,.08)}
        .main-nav a.active{box-shadow:inset 0 -2px 0 var(--lime)}
        .nav-actions{display:flex;gap:9px;align-items:center}
        .mobile-toggle{display:none;background:transparent;color:#fff;font-size:25px}
        .btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:46px;padding:0 20px;border-radius:12px;font-weight:800;transition:var(--ease);border:1px solid transparent}
        .btn:hover{transform:translateY(-3px);filter:brightness(1.06);box-shadow:0 9px 22px rgba(200,240,90,.18)}
        .btn:focus-visible,.main-nav a:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(200,240,90,.75);outline-offset:3px}
        .btn-primary{background:var(--lime);color:var(--deep)}
        .btn-outline{border-color:rgba(255,114,92,.75);color:var(--coral);background:transparent}
        .btn-dark-outline{border-color:#684b7b;color:#f6eff9;background:transparent}
        .hero{background:var(--deep);color:#fff;padding:62px 0 72px;position:relative;overflow:hidden}
        .hero:after{content:"";position:absolute;width:420px;height:420px;border:1px solid rgba(200,240,90,.13);border-radius:50%;right:-130px;top:-190px;box-shadow:0 0 0 30px rgba(200,240,90,.035),0 0 0 62px rgba(200,240,90,.025)}
        .hero-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:62px;align-items:center;position:relative;z-index:1}
        .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:800;letter-spacing:1.2px;color:var(--lime);margin-bottom:17px}
        .eyebrow:before,.section-kicker:before{content:"";width:22px;height:3px;background:var(--lime);border-radius:4px}
        .hero h1{font-size:clamp(32px,4vw,51px);line-height:1.18;letter-spacing:-1.5px;margin:0 0 20px;max-width:600px}
        .hero h1 em{font-style:normal;color:var(--lime)}
        .hero-lead{font-size:17px;color:#d8ccdf;max-width:570px;margin:0 0 28px}
        .hero-buttons{display:flex;gap:12px;flex-wrap:wrap}
        .hero-notes{display:flex;gap:20px;flex-wrap:wrap;color:#cbbbd5;font-size:13px;margin-top:25px}
        .hero-notes span{display:flex;align-items:center;gap:7px}
        .hero-notes i{width:7px;height:7px;border-radius:50%;background:var(--lime);display:block}
        .demo-console{background:#2b193b;border:1px solid #604471;border-radius:25px;padding:20px;box-shadow:var(--shadow-dark);transform:rotate(1deg)}
        .console-head,.console-foot{display:flex;justify-content:space-between;align-items:center;color:#e9dff0;font-size:13px}
        .console-head{padding-bottom:15px;border-bottom:1px solid #523961}
        .live-dot{color:var(--lime);font-weight:800}
        .live-dot:before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--lime);margin-right:7px}
        .reel-area{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin:25px 0}
        .reel{aspect-ratio:1/1.25;border-radius:13px;background:#412650;border:1px solid #684b7b;display:grid;place-items:center;font-size:31px;color:var(--lime);box-shadow:inset 0 -18px 0 rgba(20,10,30,.12)}
        .reel:nth-child(2),.reel:nth-child(4){color:var(--coral)}
        .console-message{background:#382248;border-radius:12px;padding:13px;color:#cbbbd5;font-size:12px}
        .console-message strong{color:#fff;display:block;font-size:16px}
        .console-foot{margin-top:18px;color:#baa8c6}
        .console-foot b{color:var(--lime)}
        .section{padding:86px 0}
        .section.alt{background:var(--lavender)}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:32px}
        .section-kicker{color:var(--purple);margin-bottom:10px}
        .section-kicker:before{background:var(--coral)}
        h2{color:var(--ink);font-size:34px;line-height:1.25;letter-spacing:-1px;margin:0}
        .section-head p{max-width:520px;color:var(--muted);margin:0}
        .step-track{display:grid;grid-template-columns:repeat(3,1fr);gap:0;position:relative}
        .step-track:before{content:"";position:absolute;top:35px;left:12%;right:12%;height:2px;background:#d9cbe1}
        .step{position:relative;padding:0 28px 12px;text-align:center}
        .step-number{width:70px;height:70px;border-radius:50%;background:var(--deep);color:var(--lime);display:grid;place-items:center;font-size:24px;font-weight:900;margin:0 auto 20px;position:relative;border:8px solid var(--paper)}
        .step h3{font-size:20px;color:var(--ink);margin:0 0 8px}
        .step p{color:var(--muted);font-size:14px;margin:0}
        .feature-band{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;display:grid;grid-template-columns:1fr 1.6fr;gap:35px;box-shadow:var(--shadow)}
        .feature-band h3{font-size:25px;color:var(--ink);margin:0 0 10px}
        .feature-band p{color:var(--muted);margin:0}
        .feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
        .feature-item{padding:17px;background:var(--lavender);border-radius:13px;border-left:3px solid var(--coral)}
        .feature-item strong{display:block;color:var(--ink);margin-bottom:4px}
        .feature-item span{font-size:13px;color:var(--muted)}
        .compatibility{display:grid;grid-template-columns:1.1fr .9fr;gap:25px;align-items:stretch}
        .compat-panel{background:var(--deep);border-radius:var(--radius);padding:31px;color:#fff;box-shadow:var(--shadow-dark)}
        .compat-panel h3{font-size:25px;margin:0 0 12px}
        .compat-panel p{color:#d8ccdf;margin:0 0 20px}
        .device-tags{display:flex;flex-wrap:wrap;gap:9px}
        .device-tag{padding:8px 13px;border:1px solid #664875;border-radius:10px;color:#e9dff0;font-size:13px}
        .device-tag b{color:var(--lime);margin-right:5px}
        .notice-panel{background:var(--orange-soft);border:1px solid #ffd4c9;border-radius:var(--radius);padding:31px}
        .notice-panel h3{color:var(--ink);font-size:22px;margin:0 0 12px}
        .notice-panel ul{padding-left:20px;margin:0;color:var(--muted)}
        .notice-panel li{margin:7px 0}
        .faq-list{max-width:900px;margin:0 auto;border-top:1px solid var(--line)}
        .faq-item{border-bottom:1px solid var(--line)}
        .faq-question{width:100%;background:transparent;text-align:left;padding:21px 5px;color:var(--ink);font-weight:800;display:flex;justify-content:space-between;align-items:center}
        .faq-question span:last-child{font-size:24px;color:var(--coral);font-weight:400;transition:var(--ease)}
        .faq-answer{display:none;padding:0 44px 21px 5px;color:var(--muted);line-height:1.85}
        .faq-item.open .faq-answer{display:block}
        .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
        .cta{background:var(--coral);padding:58px 0;color:var(--deep)}
        .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}
        .cta h2{color:var(--deep);font-size:31px;margin-bottom:8px}
        .cta p{margin:0;color:#57283a}
        .cta-actions{display:flex;gap:11px;flex-wrap:wrap}
        .cta .btn-primary{background:var(--deep);color:#fff}
        .cta .btn-dark-outline{border-color:var(--deep);color:var(--deep)}
        .site-footer{background:var(--deep);color:#fff;padding:54px 0 22px}
        .footer-grid{display:grid;grid-template-columns:1.7fr repeat(3,1fr);gap:30px;padding-bottom:40px}
        .footer-brand p{color:#cbbbd5;max-width:300px;font-size:13px;margin-top:18px}
        .footer-title{font-weight:800;margin-bottom:15px;color:var(--lime)}
        .footer-links{list-style:none;padding:0;margin:0}
        .footer-links li{margin:8px 0}
        .footer-links a{color:#cbbbd5;font-size:13px;transition:var(--ease)}
        .footer-links a:hover{color:var(--lime)}
        .copyright{border-top:1px solid #4a3458;padding-top:20px;display:flex;justify-content:space-between;gap:15px;color:#9f8dad;font-size:12px}
        @media(max-width:1200px){.main-nav a{padding-left:8px;padding-right:8px;font-size:13px}.nav-wrap{gap:14px}.logo{min-width:255px}}
        @media(max-width:992px){.hero-grid,.compatibility{grid-template-columns:1fr;gap:38px}.entry-grid{grid-template-columns:repeat(2,1fr)}.nav-actions{display:none}.logo{min-width:0}.main-nav{justify-content:flex-end}}
        @media(max-width:768px){.container{width:min(100% - 30px,620px)}.nav-wrap{height:68px}.main-nav{display:none;position:absolute;left:15px;right:15px;top:68px;background:var(--deep-2);padding:12px;border:1px solid #543b65;border-radius:14px;flex-direction:column;align-items:stretch}.main-nav.show{display:flex}.main-nav a{padding:12px}.mobile-toggle{display:block;margin-left:auto}.hero{padding:48px 0 55px}.hero h1{font-size:36px}.hero-grid{gap:30px}.section{padding:62px 0}.section-head,.cta-inner{display:block}.section-head p{margin-top:14px}.step-track{grid-template-columns:1fr;gap:27px}.step-track:before{top:35px;bottom:35px;left:calc(50% - 1px);width:2px;height:auto;right:auto}.feature-band{grid-template-columns:1fr;padding:22px}.footer-grid{grid-template-columns:1fr 1fr}.copyright{display:block}.copyright span{display:block;margin-top:7px}}
        @media(max-width:576px){.entry-grid,.feature-list,.footer-grid{grid-template-columns:1fr}.hero-buttons .btn,.cta-actions .btn{width:100%}.demo-console{padding:14px;transform:none}.reel-area{gap:5px}.reel{font-size:22px}.section-head h2,h2{font-size:28px}.compat-panel,.notice-panel{padding:23px}.hero-notes{gap:10px;flex-direction:column}}

/* roulang page: category4 */
:root{
            --ink:#241632;
            --deep:#21152f;
            --deep-2:#2d1b3f;
            --purple:#76558f;
            --lavender:#f2edf5;
            --paper:#fbf9fc;
            --lime:#c8f05a;
            --coral:#ff725c;
            --orange-soft:#fff0e9;
            --text:#30243a;
            --muted:#756b80;
            --line:#e6deeb;
            --white:#fff;
            --radius:18px;
            --shadow:0 16px 40px rgba(45,27,63,.10);
            --shadow-dark:0 18px 45px rgba(12,7,19,.28);
            --ease:all .25s ease;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:var(--paper);line-height:1.75;font-size:15px}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input{font:inherit}
        button{border:0;cursor:pointer}
        .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
        .site-header{background:var(--deep);color:#fff;position:relative;z-index:10}
        .nav-wrap{height:78px;display:flex;align-items:center;gap:30px}
        .logo{display:flex;align-items:center;gap:12px;min-width:285px}
        .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--lime);color:var(--deep);display:grid;place-items:center;font-size:20px;font-weight:900;box-shadow:0 0 22px rgba(200,240,90,.25)}
        .logo-text{font-size:16px;line-height:1.25;font-weight:800;letter-spacing:-.4px}
        .logo-text small{display:block;color:#cbbbd5;font-size:11px;font-weight:500;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:5px;flex:1}
        .main-nav a{padding:9px 12px;border-radius:10px;color:#d8ccdf;transition:var(--ease);white-space:nowrap}
        .main-nav a:hover,.main-nav a.active{color:var(--lime);background:rgba(200,240,90,.08)}
        .main-nav a.active{box-shadow:inset 0 -2px 0 var(--lime)}
        .nav-actions{display:flex;gap:9px;align-items:center}
        .mobile-toggle{display:none;background:transparent;color:#fff;font-size:25px}
        .btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:46px;padding:0 20px;border-radius:12px;font-weight:800;transition:var(--ease);border:1px solid transparent}
        .btn:hover{transform:translateY(-3px);filter:brightness(1.06);box-shadow:0 9px 22px rgba(200,240,90,.18)}
        .btn:focus-visible,.main-nav a:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(200,240,90,.75);outline-offset:3px}
        .btn-primary{background:var(--lime);color:var(--deep)}
        .btn-outline{border-color:rgba(255,114,92,.75);color:var(--coral);background:transparent}
        .btn-light{background:#fff;color:var(--deep)}
        .btn-dark-outline{border-color:#684b7b;color:#f6eff9;background:transparent}
        .hero{background:var(--deep);color:#fff;padding:72px 0 82px;position:relative;overflow:hidden}
        .hero:before{content:"";position:absolute;width:620px;height:620px;border:1px solid rgba(200,240,90,.13);border-radius:50%;right:-190px;top:-260px;box-shadow:0 0 0 32px rgba(200,240,90,.035),0 0 0 68px rgba(200,240,90,.025)}
        .hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:70px;align-items:center;position:relative}
        .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:800;letter-spacing:1.3px;color:var(--lime);margin-bottom:18px}
        .eyebrow:before,.section-kicker:before{content:"";width:22px;height:3px;background:var(--lime);border-radius:4px}
        .hero h1{font-size:clamp(32px,4.5vw,55px);line-height:1.16;letter-spacing:-1.6px;max-width:650px;margin:0 0 20px}
        .hero h1 em{font-style:normal;color:var(--lime)}
        .hero-lead{font-size:17px;color:#d8ccdf;max-width:580px;margin:0 0 28px}
        .hero-buttons{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:28px}
        .hero-notes{display:flex;gap:20px;flex-wrap:wrap;color:#cbbbd5;font-size:13px}
        .hero-notes span{display:flex;align-items:center;gap:7px}
        .hero-notes i{width:7px;height:7px;border-radius:50%;background:var(--lime);display:block}
        .download-visual{min-height:395px;background:#2b193b;border:1px solid #543b65;border-radius:28px;padding:24px;box-shadow:var(--shadow-dark);position:relative}
        .download-visual:after{content:"APP";position:absolute;right:22px;top:5px;font-size:105px;font-weight:900;color:rgba(200,240,90,.045)}
        .phone-shell{width:205px;height:330px;background:#120c1a;border:7px solid #58416a;border-radius:31px;padding:9px;position:absolute;left:42px;bottom:30px;box-shadow:0 20px 35px rgba(0,0,0,.3);transform:rotate(-5deg)}
        .phone-screen{height:100%;border-radius:21px;background:linear-gradient(145deg,#503060,#21152f);padding:20px 13px;color:#fff;overflow:hidden}
        .phone-notch{width:58px;height:7px;border-radius:10px;background:#110b17;margin:-10px auto 20px}
        .app-logo{width:47px;height:47px;border-radius:15px;background:var(--lime);color:var(--deep);display:grid;place-items:center;font-weight:900;font-size:22px;margin-bottom:17px}
        .screen-line{height:9px;border-radius:8px;background:#806795;margin-bottom:10px}
        .screen-line.short{width:62%}
        .screen-tile{height:74px;border-radius:14px;background:#392348;margin-top:19px;border:1px solid #6d4a7e}
        .screen-button{height:37px;border-radius:10px;background:var(--lime);margin-top:15px}
        .visual-copy{margin-left:295px;padding-top:42px;position:relative;z-index:1}
        .visual-copy h2{font-size:26px;margin:0 0 12px}
        .visual-copy p{color:#cbbbd5;font-size:14px}
        .visual-points{list-style:none;padding:0;margin:26px 0 0}
        .visual-points li{padding:10px 0;border-bottom:1px solid #4b335d;color:#e7dced;font-size:13px}
        .visual-points b{color:var(--lime);margin-right:8px}
        .section{padding:86px 0}
        .section.alt{background:var(--lavender)}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:32px}
        .section-kicker{color:var(--purple);margin-bottom:11px}
        .section-kicker:before{background:var(--coral)}
        .section-head h2{font-size:34px;line-height:1.25;letter-spacing:-1px;color:var(--ink);margin:0}
        .section-head p{max-width:530px;color:var(--muted);margin:0}
        .download-panel{display:grid;grid-template-columns:.85fr 1.15fr;gap:30px;background:#fff;border:1px solid var(--line);border-radius:24px;padding:34px;box-shadow:var(--shadow)}
        .qr-area{background:var(--deep);border-radius:18px;min-height:315px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;text-align:center;padding:25px}
        .qr-box{width:148px;height:148px;background:#fff;padding:12px;border-radius:10px;display:grid;grid-template-columns:repeat(7,1fr);gap:4px;margin-bottom:16px}
        .qr-box span{background:var(--deep);border-radius:2px}
        .qr-box span:nth-child(3n),.qr-box span:nth-child(5n){background:var(--coral)}
        .qr-area p{font-size:13px;color:#d8ccdf;margin:0}
        .download-info h3{font-size:27px;color:var(--ink);margin:4px 0 10px}
        .download-info>p{color:var(--muted);margin:0 0 21px}
        .info-tags{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:25px}
        .tag{display:inline-flex;width:max-content;padding:5px 10px;border-radius:20px;background:#f3edf6;color:var(--purple);font-size:12px;font-weight:800}
        .tag.green{background:#f0f9d7;color:#506b16}
        .tag.orange{background:var(--orange-soft);color:#b6503f}
        .version-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:26px}
        .version-card{padding:18px;background:var(--lavender);border-radius:14px}
        .version-card span{display:block;color:var(--muted);font-size:12px;margin-bottom:4px}
        .version-card strong{color:var(--ink);font-size:16px}
        .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;counter-reset:step}
        .step{background:#fff;border:1px solid var(--line);border-radius:18px;padding:25px 21px;min-height:210px;position:relative;transition:var(--ease)}
        .step:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--coral)}
        .step-number{width:39px;height:39px;border-radius:12px;background:var(--deep);color:var(--lime);display:grid;place-items:center;font-weight:900;font-size:17px;margin-bottom:25px}
        .step h3{font-size:18px;color:var(--ink);margin:0 0 9px}
        .step p{color:var(--muted);font-size:13px;margin:0;line-height:1.7}
        .compatibility{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:stretch}
        .compat-copy{background:var(--deep);color:#fff;padding:34px;border-radius:22px}
        .compat-copy h2{font-size:30px;margin:0 0 13px}
        .compat-copy p{color:#d8ccdf;margin:0 0 23px}
        .check-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:0;margin:0;list-style:none}
        .check-list li{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:13px;color:#eee4f2;font-size:13px}
        .check-list b{color:var(--lime);margin-right:7px}
        .notice-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:31px}
        .notice-card h3{color:var(--ink);margin:0 0 15px;font-size:23px}
        .notice-row{display:flex;gap:13px;padding:14px 0;border-bottom:1px solid var(--line);font-size:13px}
        .notice-row:last-child{border-bottom:0}
        .notice-dot{flex:none;width:9px;height:9px;border-radius:50%;background:var(--coral);margin-top:8px}
        .notice-row p{margin:0;color:var(--muted)}
        .faq-list{max-width:900px;margin:0 auto}
        .faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:11px;overflow:hidden}
        .faq-question{width:100%;background:#fff;color:var(--ink);padding:19px 22px;text-align:left;display:flex;justify-content:space-between;align-items:center;font-weight:800}
        .faq-question span{color:var(--coral);font-size:22px;transition:var(--ease)}
        .faq-answer{display:none;padding:0 22px 20px;color:var(--muted);font-size:14px}
        .faq-item.open .faq-answer{display:block}
        .faq-item.open .faq-question span{transform:rotate(45deg)}
        .cta{background:var(--coral);padding:54px 0;color:var(--deep)}
        .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
        .cta h2{font-size:32px;margin:0 0 7px}
        .cta p{margin:0;color:#572c35}
        .cta-actions{display:flex;gap:11px;flex-wrap:wrap}
        .cta .btn-primary{background:var(--deep);color:#fff}
        .cta .btn-outline{border-color:var(--deep);color:var(--deep)}
        .site-footer{background:var(--deep);color:#fff;padding:55px 0 22px}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:40px}
        .footer-brand .logo{min-width:0;margin-bottom:17px}
        .footer-brand p{color:#cbbbd5;max-width:300px;font-size:13px;margin:0}
        .footer-title{font-weight:800;color:var(--lime);margin-bottom:15px}
        .footer-links{list-style:none;padding:0;margin:0}
        .footer-links li{margin:8px 0}
        .footer-links a{color:#d8ccdf;font-size:13px;transition:var(--ease)}
        .footer-links a:hover{color:var(--lime);padding-left:4px}
        .copyright{border-top:1px solid #4a3458;padding-top:19px;display:flex;justify-content:space-between;gap:15px;color:#a997b5;font-size:12px}
        @media(max-width:1100px){
            .nav-wrap{gap:17px}.logo{min-width:240px}.main-nav a{padding:8px 7px;font-size:13px}.nav-actions{display:none}
        }
        @media(max-width:900px){
            .hero-grid,.download-panel,.compatibility{grid-template-columns:1fr;gap:32px}
            .hero{padding-top:55px}.download-visual{max-width:680px;margin:auto;width:100%}
            .steps{grid-template-columns:repeat(2,1fr)}
            .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
            .footer-grid>div:last-child{display:none}
        }
        @media(max-width:768px){
            .container{width:min(100% - 30px,620px)}
            .nav-wrap{height:69px;justify-content:space-between}
            .logo{min-width:0}.logo-text{font-size:14px}.logo-text small{font-size:10px}
            .main-nav{display:none;position:absolute;top:69px;left:0;right:0;background:var(--deep-2);padding:12px 15px;flex-direction:column;align-items:stretch;box-shadow:var(--shadow-dark)}
            .main-nav.show{display:flex}.main-nav a{padding:12px 14px}
            .mobile-toggle{display:block}
            .hero h1{font-size:35px}.hero-lead{font-size:15px}
            .download-visual{min-height:520px}.phone-shell{left:50%;transform:translateX(-50%) rotate(-4deg);bottom:25px}
            .visual-copy{margin:0;padding-top:5px;text-align:center}.visual-copy h2{font-size:23px}.visual-points{display:none}
            .section{padding:65px 0}.section-head{display:block}.section-head h2{font-size:29px;margin-bottom:12px}
            .version-grid{grid-template-columns:1fr}
            .check-list{grid-template-columns:1fr}
            .cta-inner{display:block}.cta h2{font-size:28px;margin-bottom:18px}
            .footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-brand{grid-column:1/-1}
            .copyright{display:block}.copyright span{display:block;margin-bottom:7px}
        }
        @media(max-width:520px){
            .hero-buttons .btn,.cta-actions .btn{width:100%}
            .hero-notes{gap:10px;display:grid;grid-template-columns:1fr 1fr}
            .download-panel{padding:17px}.qr-area{min-height:265px}
            .download-info h3{font-size:23px}.steps{grid-template-columns:1fr}
            .step{min-height:175px}.step-number{margin-bottom:16px}
            .compat-copy,.notice-card{padding:24px 20px}
            .footer-grid{grid-template-columns:1fr}
            .footer-grid>div:not(.footer-brand){display:block}
        }

/* roulang page: category5 */
:root{
            --ink:#241632;
            --deep:#21152f;
            --deep-2:#2d1b3f;
            --purple:#76558f;
            --lavender:#f2edf5;
            --paper:#fbf9fc;
            --lime:#c8f05a;
            --coral:#ff725c;
            --orange-soft:#fff0e9;
            --text:#30243a;
            --muted:#756b80;
            --line:#e6deeb;
            --white:#fff;
            --radius:18px;
            --shadow:0 16px 40px rgba(45,27,63,.10);
            --shadow-dark:0 18px 45px rgba(12,7,19,.28);
            --ease:all .25s ease;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:var(--paper);line-height:1.75;font-size:15px}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input{font:inherit}
        button{border:0;cursor:pointer}
        .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
        .site-header{background:var(--deep);color:#fff;position:relative;z-index:10}
        .nav-wrap{min-height:78px;display:flex;align-items:center;gap:28px}
        .logo{display:flex;align-items:center;gap:12px;min-width:285px}
        .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--lime);color:var(--deep);display:grid;place-items:center;font-size:20px;font-weight:900;box-shadow:0 0 22px rgba(200,240,90,.25)}
        .logo-text{font-size:16px;line-height:1.25;font-weight:800;letter-spacing:-.4px}
        .logo-text small{display:block;color:#cbbbd5;font-size:11px;font-weight:500;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{padding:9px 11px;border-radius:10px;color:#d8ccdf;transition:var(--ease);white-space:nowrap}
        .main-nav a:hover,.main-nav a.active{color:var(--lime);background:rgba(200,240,90,.08)}
        .main-nav a.active{box-shadow:inset 0 -2px 0 var(--lime)}
        .nav-actions{display:flex;gap:9px;align-items:center}
        .mobile-toggle{display:none;background:transparent;color:#fff;font-size:25px}
        .btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:46px;padding:0 20px;border-radius:12px;font-weight:800;transition:var(--ease);border:1px solid transparent}
        .btn:hover{transform:translateY(-3px);filter:brightness(1.06);box-shadow:0 9px 22px rgba(200,240,90,.18)}
        .btn:focus-visible,.main-nav a:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(200,240,90,.75);outline-offset:3px}
        .btn-primary{background:var(--lime);color:var(--deep)}
        .btn-outline{border-color:rgba(255,114,92,.75);color:var(--coral);background:transparent}
        .btn-light{background:#fff;color:var(--deep)}
        .btn-dark-outline{border-color:#684b7b;color:#f6eff9;background:transparent}
        .hero{background:var(--deep);color:#fff;padding:68px 0 72px;position:relative;overflow:hidden}
        .hero:before{content:"";position:absolute;width:560px;height:560px;border:1px solid rgba(200,240,90,.13);border-radius:50%;right:-180px;top:-260px;box-shadow:0 0 0 32px rgba(200,240,90,.035),0 0 0 65px rgba(200,240,90,.025)}
        .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center;position:relative}
        .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:800;letter-spacing:1.4px;color:var(--lime);margin-bottom:18px}
        .eyebrow:before,.section-kicker:before{content:"";width:22px;height:3px;background:var(--lime);border-radius:4px}
        h1{font-size:clamp(32px,4vw,54px);line-height:1.18;letter-spacing:-1.5px;margin:0 0 20px}
        .hero-lead{font-size:17px;color:#d8ccdf;max-width:620px;margin:0 0 28px}
        .hero-buttons{display:flex;gap:12px;flex-wrap:wrap}
        .news-art{min-height:290px;border:1px solid #59416a;border-radius:26px;background:#2d1b3f;padding:24px;box-shadow:var(--shadow-dark);position:relative;overflow:hidden}
        .news-art:after{content:"NEWS";position:absolute;right:-12px;bottom:-28px;font-size:82px;font-weight:900;color:rgba(200,240,90,.06)}
        .art-top{display:flex;justify-content:space-between;color:#d8ccdf;border-bottom:1px solid #574064;padding-bottom:15px}
        .signal{color:var(--lime);font-weight:800}
        .art-lines{display:grid;gap:14px;margin-top:28px}
        .art-line{height:13px;border-radius:8px;background:#513666}
        .art-line:nth-child(1){width:84%;background:var(--lime)}
        .art-line:nth-child(2){width:67%}
        .art-line:nth-child(3){width:92%}
        .art-line:nth-child(4){width:53%}
        .art-badge{display:inline-block;margin-top:27px;padding:7px 12px;border-radius:20px;background:rgba(255,114,92,.15);color:#ffad9f;font-size:12px}
        .section{padding:88px 0}
        .section.alt{background:var(--lavender)}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:30px}
        .section-kicker{color:var(--purple);margin-bottom:10px}
        .section-kicker:before{background:var(--coral)}
        h2{font-size:34px;line-height:1.25;letter-spacing:-1px;color:var(--ink);margin:0}
        .section-head p{max-width:520px;color:var(--muted);margin:0}
        .filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
        .filter{padding:9px 16px;border:1px solid var(--line);border-radius:24px;background:#fff;color:var(--muted);font-weight:700;transition:var(--ease)}
        .filter:hover,.filter.active{background:var(--deep);border-color:var(--deep);color:var(--lime)}
        .feature-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}
        .feature-card,.topic-card,.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);transition:var(--ease)}
        .feature-card{padding:30px;min-height:275px;position:relative;overflow:hidden}
        .feature-card:hover,.topic-card:hover,.faq-item:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--coral)}
        .feature-card.dark{background:var(--deep);border-color:var(--deep);color:#fff}
        .feature-card.dark p{color:#d8ccdf}
        .feature-card h3{font-size:25px;line-height:1.35;margin:14px 0 10px}
        .feature-card p{color:var(--muted);max-width:590px}
        .tag{display:inline-flex;width:max-content;padding:4px 10px;border-radius:20px;background:#f3edf6;color:var(--purple);font-size:11px;font-weight:800}
        .dark .tag{background:rgba(200,240,90,.14);color:var(--lime)}
        .date{font-size:12px;color:#a394ac}
        .feature-meta{display:flex;gap:15px;align-items:center;margin-top:25px}
        .topic-list{display:grid;gap:12px}
        .topic-card{padding:18px 20px;display:grid;grid-template-columns:72px 1fr auto;gap:15px;align-items:center}
        .topic-card time{font-size:13px;font-weight:800;color:var(--purple)}
        .topic-card h3{font-size:16px;margin:0 0 3px;color:var(--ink)}
        .topic-card p{font-size:13px;color:var(--muted);margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
        .arrow{font-size:21px;color:var(--coral);transition:var(--ease)}
        .topic-card:hover .arrow{transform:translateX(4px)}
        .insight-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}
        .insight{padding:24px;background:#fff;border-radius:var(--radius);border:1px solid var(--line)}
        .insight strong{display:block;font-size:31px;color:var(--ink);margin-bottom:4px}
        .insight h3{font-size:17px;margin:0 0 7px}
        .insight p{color:var(--muted);font-size:13px;margin:0}
        .faq-list{display:grid;gap:12px;max-width:880px;margin:0 auto}
        .faq-item{overflow:hidden}
        .faq-question{width:100%;background:#fff;text-align:left;padding:21px 24px;color:var(--ink);font-weight:800;display:flex;justify-content:space-between;align-items:center}
        .faq-question span:last-child{color:var(--coral);font-size:22px}
        .faq-answer{padding:0 24px 21px;color:var(--muted);font-size:14px}
        .cta{padding:58px 0;background:var(--coral);color:var(--deep)}
        .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
        .cta h2{color:var(--deep);font-size:31px}
        .cta p{margin:8px 0 0;color:#542942}
        .cta-actions{display:flex;gap:11px;flex-wrap:wrap}
        .site-footer{background:var(--deep);color:#fff;padding:58px 0 22px}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}
        .footer-brand p{color:#cbbbd5;max-width:280px;font-size:13px;margin-top:18px}
        .footer-title{font-weight:800;color:var(--lime);margin-bottom:14px}
        .footer-links{list-style:none;padding:0;margin:0;display:grid;gap:8px;color:#cbbbd5;font-size:13px}
        .footer-links a:hover{color:var(--lime)}
        .copyright{border-top:1px solid #493357;margin-top:42px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;color:#9e8eaa;font-size:12px}
        @media(max-width:1100px){
            .logo{min-width:245px}.main-nav a{padding:8px 7px;font-size:13px}.nav-actions{display:none}
        }
        @media(max-width:820px){
            .nav-wrap{min-height:70px}.main-nav{display:none}.mobile-toggle{display:block;margin-left:auto}
            .hero-grid,.feature-grid{grid-template-columns:1fr;gap:30px}.hero{padding:55px 0 62px}
            .section{padding:65px 0}.section-head{display:block}.section-head p{margin-top:12px}
            .insight-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}
            .cta-inner{display:block}.cta-actions{margin-top:22px}
        }
        @media(max-width:520px){
            .container{width:min(100% - 28px,1180px)}.logo{min-width:0}.logo-text{font-size:14px}.logo-text small{font-size:9px}
            h1{font-size:34px}.hero-lead{font-size:15px}.news-art{min-height:245px}
            h2{font-size:28px}.feature-card{padding:23px}.topic-card{grid-template-columns:1fr auto;gap:8px}.topic-card time{grid-column:1/-1}
            .topic-card p{white-space:normal}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-top:5px}
            .btn{width:100%}.hero-buttons,.cta-actions{display:grid}
        }

/* roulang page: category6 */
:root{
            --ink:#241632;
            --deep:#21152f;
            --deep-2:#2d1b3f;
            --purple:#76558f;
            --lavender:#f2edf5;
            --paper:#fbf9fc;
            --lime:#c8f05a;
            --coral:#ff725c;
            --orange-soft:#fff0e9;
            --text:#30243a;
            --muted:#756b80;
            --line:#e6deeb;
            --white:#fff;
            --radius:18px;
            --shadow:0 16px 40px rgba(45,27,63,.10);
            --shadow-dark:0 18px 45px rgba(12,7,19,.28);
            --ease:all .25s ease;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:var(--paper);line-height:1.75;font-size:15px}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button,input{font:inherit}
        button{border:0;cursor:pointer}
        .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
        .site-header{background:var(--deep);color:#fff;position:relative;z-index:10}
        .nav-wrap{min-height:78px;display:flex;align-items:center;gap:26px}
        .logo{display:flex;align-items:center;gap:12px;min-width:285px}
        .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--lime);color:var(--deep);display:grid;place-items:center;font-size:20px;font-weight:900;box-shadow:0 0 22px rgba(200,240,90,.25)}
        .logo-text{font-size:16px;line-height:1.25;font-weight:800;letter-spacing:-.4px}
        .logo-text small{display:block;color:#cbbbd5;font-size:11px;font-weight:500;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{padding:9px 11px;border-radius:10px;color:#d8ccdf;transition:var(--ease);white-space:nowrap}
        .main-nav a:hover,.main-nav a.active{color:var(--lime);background:rgba(200,240,90,.08)}
        .main-nav a.active{box-shadow:inset 0 -2px 0 var(--lime)}
        .nav-actions{display:flex;gap:9px;align-items:center}
        .mobile-toggle{display:none;background:transparent;color:#fff;font-size:25px}
        .btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:46px;padding:0 20px;border-radius:12px;font-weight:800;transition:var(--ease);border:1px solid transparent}
        .btn:hover{transform:translateY(-3px);filter:brightness(1.06);box-shadow:0 9px 22px rgba(200,240,90,.18)}
        .btn:focus-visible,.main-nav a:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(200,240,90,.75);outline-offset:3px}
        .btn-primary{background:var(--lime);color:var(--deep)}
        .btn-outline{border-color:rgba(255,114,92,.75);color:var(--coral);background:transparent}
        .btn-light{background:#fff;color:var(--deep)}
        .btn-dark-outline{border-color:#684b7b;color:#f6eff9;background:transparent}
        .hero{background:var(--deep);color:#fff;padding:68px 0 76px;position:relative;overflow:hidden}
        .hero:before{content:"";position:absolute;width:570px;height:570px;border:1px solid rgba(200,240,90,.14);border-radius:50%;right:-170px;top:-260px;box-shadow:0 0 0 35px rgba(200,240,90,.035),0 0 0 72px rgba(200,240,90,.025)}
        .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:65px;align-items:center;position:relative}
        .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:800;letter-spacing:1.2px;color:var(--lime);margin-bottom:18px}
        .eyebrow:before,.section-kicker:before{content:"";width:22px;height:3px;background:var(--lime);border-radius:5px}
        .hero h1{font-size:clamp(32px,4vw,54px);line-height:1.18;letter-spacing:-1.6px;margin:0 0 20px;max-width:650px}
        .hero h1 em{font-style:normal;color:var(--lime)}
        .hero-lead{font-size:17px;color:#d8ccdf;max-width:590px;margin:0 0 27px}
        .hero-buttons{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:25px}
        .hero-notes{display:flex;gap:20px;flex-wrap:wrap;color:#cbbbd5;font-size:13px}
        .hero-notes span{display:flex;align-items:center;gap:7px}
        .hero-notes i{width:7px;height:7px;border-radius:50%;background:var(--lime)}
        .news-board{background:#2b193b;border:1px solid #59416b;border-radius:25px;padding:24px;box-shadow:var(--shadow-dark);transform:rotate(1deg)}
        .board-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #543961;padding-bottom:17px;color:#eee4f2}
        .board-top strong{font-size:18px}
        .live-dot{color:var(--lime);font-size:12px}
        .live-dot:before{content:"";display:inline-block;width:7px;height:7px;background:var(--lime);border-radius:50%;margin-right:7px}
        .board-feature{padding:27px 0 21px}
        .board-feature .mini-label{color:var(--coral);font-size:12px;font-weight:800}
        .board-feature h3{font-size:25px;line-height:1.35;margin:8px 0;color:#fff}
        .board-feature p{font-size:13px;color:#cbbbd5;margin:0}
        .board-list{border-top:1px solid #543961}
        .board-list div{display:flex;justify-content:space-between;gap:14px;padding:13px 0;color:#ddd1e5;font-size:13px;border-bottom:1px solid #493257}
        .board-list span{color:#a995b5;white-space:nowrap}
        .section{padding:88px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:26px;margin-bottom:30px}
        .section-kicker{color:var(--purple);margin-bottom:11px}
        .section-kicker:before{background:var(--coral)}
        .section-head h2{font-size:35px;line-height:1.25;letter-spacing:-1px;color:var(--ink);margin:0}
        .section-head p{max-width:510px;color:var(--muted);margin:0}
        .topic-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:25px}
        .topic-panel{background:var(--deep);color:#fff;border-radius:var(--radius);padding:31px;min-height:300px;position:relative;overflow:hidden}
        .topic-panel:after{content:"PG";position:absolute;right:-8px;bottom:-34px;color:rgba(200,240,90,.08);font-size:150px;font-weight:900}
        .topic-panel h3{font-size:25px;max-width:280px;position:relative;z-index:1}
        .topic-panel p{color:#d8ccdf;max-width:320px;position:relative;z-index:1}
        .topic-pills{display:flex;flex-wrap:wrap;gap:9px;position:relative;z-index:1}
        .pill{display:inline-flex;padding:7px 12px;border-radius:20px;background:#f2edf5;color:var(--purple);font-size:12px;font-weight:800}
        .pill.lime{background:rgba(200,240,90,.15);color:var(--lime)}
        .pill.coral{background:rgba(255,114,92,.14);color:#ff9a8a}
        .topic-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}
        .topic-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:23px;transition:var(--ease)}
        .topic-card:hover,.news-item:hover{transform:translateY(-4px);border-color:var(--coral);box-shadow:var(--shadow)}
        .topic-card .icon{width:40px;height:40px;border-radius:13px;background:var(--lavender);color:var(--purple);display:grid;place-items:center;font-weight:900;margin-bottom:16px}
        .topic-card h3{font-size:18px;margin:0 0 8px;color:var(--ink)}
        .topic-card p{font-size:13px;color:var(--muted);margin:0}
        .news-section{background:var(--lavender)}
        .filter-row{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:22px}
        .filter-row button{background:#fff;border:1px solid var(--line);color:var(--purple);padding:9px 15px;border-radius:22px;font-weight:700;font-size:13px;transition:var(--ease)}
        .filter-row button:hover,.filter-row button.active{background:var(--deep);border-color:var(--deep);color:var(--lime)}
        .news-list{display:grid;gap:12px}
        .news-item{display:grid;grid-template-columns:115px 1fr auto;align-items:center;gap:22px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 23px;transition:var(--ease)}
        .news-date{color:var(--coral);font-size:13px;font-weight:800}
        .news-item h3{font-size:18px;color:var(--ink);margin:0 0 4px}
        .news-item p{font-size:13px;color:var(--muted);margin:0}
        .news-arrow{font-size:22px;color:var(--purple)}
        .guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
        .guide-card{border-top:3px solid var(--coral);padding:24px 21px;background:#fff;border-radius:0 0 16px 16px;box-shadow:0 8px 25px rgba(45,27,63,.05)}
        .guide-card:nth-child(2){border-color:var(--lime)}
        .guide-card:nth-child(3){border-color:var(--purple)}
        .guide-no{font-size:34px;color:var(--purple);font-weight:900;line-height:1}
        .guide-card h3{font-size:19px;margin:17px 0 7px;color:var(--ink)}
        .guide-card p{font-size:13px;color:var(--muted);margin:0}
        .faq-wrap{max-width:850px;margin:auto}
        .faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:11px;overflow:hidden}
        .faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;background:#fff;color:var(--ink);padding:20px 23px;font-weight:800}
        .faq-question span{color:var(--coral);font-size:22px;transition:var(--ease)}
        .faq-answer{padding:0 23px 20px;color:var(--muted);font-size:14px}
        .cta{padding:54px 0;background:var(--coral);color:var(--deep)}
        .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
        .cta h2{font-size:32px;margin:0 0 8px;line-height:1.25}
        .cta p{margin:0;color:#593344}
        .cta-actions{display:flex;gap:10px;flex-wrap:wrap}
        .site-footer{background:var(--deep);color:#fff;padding:60px 0 22px}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:42px}
        .footer-brand .logo{min-width:0;margin-bottom:17px}
        .footer-brand p{color:#bcaac7;font-size:13px;max-width:280px}
        .footer-title{font-size:14px;font-weight:800;color:var(--lime);margin:8px 0 15px}
        .footer-links{list-style:none;padding:0;margin:0}
        .footer-links li{margin:8px 0;color:#cbbbd5;font-size:13px}
        .footer-links a{transition:var(--ease)}
        .footer-links a:hover{color:var(--lime)}
        .copyright{border-top:1px solid #493458;padding-top:19px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;color:#a995b5;font-size:12px}
        @media(max-width:1100px){
            .main-nav a{padding-left:7px;padding-right:7px;font-size:13px}
            .logo{min-width:250px}
            .nav-actions .btn{padding:0 13px;font-size:13px}
        }
        @media(max-width:992px){
            .nav-wrap{gap:16px}.logo{min-width:230px}
            .main-nav{display:none}.mobile-toggle{display:block;margin-left:auto}
            .nav-actions{display:none}
            .hero-grid,.topic-layout{grid-template-columns:1fr;gap:35px}
            .topic-panel{min-height:240px}
            .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
        }
        @media(max-width:768px){
            .container{width:min(100% - 30px,620px)}
            .section{padding:65px 0}.hero{padding:52px 0 60px}
            .section-head{display:block}.section-head p{margin-top:13px}
            .topic-list,.guide-grid{grid-template-columns:1fr}
            .news-item{grid-template-columns:1fr;gap:7px}
            .news-arrow{display:none}
            .cta-inner{display:block}.cta-actions{margin-top:23px}
            .footer-grid{grid-template-columns:1fr 1fr}
        }
        @media(max-width:520px){
            .logo{min-width:0}.logo-text{font-size:14px}.logo-text small{font-size:9px}
            .hero h1{font-size:33px}.hero-lead{font-size:15px}
            .news-board{transform:none;padding:19px}
            .section-head h2{font-size:28px}
            .topic-panel,.topic-card,.guide-card{padding:22px}
            .cta h2{font-size:27px}
            .footer-grid{grid-template-columns:1fr}
            .copyright{display:block}.copyright span{display:block;margin-top:6px}
        }

/* 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}