/* roulang page: index */
:root{
            --berry:#702451;
            --berry-deep:#431638;
            --berry-soft:#f1e5ee;
            --coral:#f06d4f;
            --coral-dark:#d85239;
            --teal:#4e9b91;
            --ink:#29242b;
            --muted:#756d76;
            --paper:#fffdfb;
            --lavender:#f6f1f6;
            --line:#e9dfe6;
            --dark:#241a2d;
            --shadow:0 18px 45px rgba(67,22,56,.11);
            --shadow-soft:0 8px 24px rgba(67,22,56,.07);
            --radius:18px;
            --container:1200px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.7}
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
        .site-header{position:sticky;top:0;z-index:20;background:rgba(255,253,251,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(233,223,230,.85)}
        .nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
        .brand{display:flex;align-items:center;gap:11px;min-width:235px}
        .brand-mark{width:39px;height:39px;border-radius:12px;background:var(--berry);color:#fff;display:grid;place-items:center;font-weight:900;font-size:18px;box-shadow:5px 5px 0 #e9cadc}
        .brand-text{font-size:15px;font-weight:800;line-height:1.25;letter-spacing:-.02em}
        .brand-text small{display:block;color:var(--muted);font-size:11px;font-weight:600;margin-top:2px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{position:relative;padding:10px 13px;font-size:14px;color:#615963;border-radius:10px;white-space:nowrap;transition:.2s ease}
        .main-nav a:hover,.main-nav a.active{color:var(--berry);background:var(--berry-soft)}
        .main-nav a.active:after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:3px;border-radius:4px;background:var(--coral)}
        .nav-download{background:var(--coral)!important;color:#fff!important;padding:11px 17px!important;font-weight:800!important;margin-left:auto}
        .nav-download:hover{background:var(--coral-dark)!important;transform:translateY(-2px)}
        .menu-toggle{display:none;border:0;background:var(--berry-soft);color:var(--berry);width:42px;height:42px;border-radius:11px;font-size:22px}
        .hero{padding:78px 0 65px;background:linear-gradient(180deg,#fffaf8 0%,#f7eff5 100%);overflow:hidden}
        .hero-grid{display:grid;grid-template-columns:1.02fr .98fr;align-items:center;gap:72px}
        .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--berry);font-size:13px;font-weight:800;letter-spacing:.06em}
        .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;background:var(--coral);border-radius:4px}
        h1{font-size:clamp(35px,4.2vw,62px);line-height:1.18;letter-spacing:-.055em;margin:18px 0 22px;color:var(--berry-deep)}
        .hero-copy>p{font-size:18px;color:var(--muted);max-width:610px;margin:0 0 30px}
        .actions{display:flex;flex-wrap:wrap;gap:13px}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:12px;padding:13px 21px;font-weight:800;font-size:14px;transition:.2s ease}
        .btn-primary{background:var(--coral);color:#fff;box-shadow:0 8px 18px rgba(240,109,79,.2)}
        .btn-primary:hover{background:var(--coral-dark);transform:translateY(-2px);box-shadow:0 12px 22px rgba(240,109,79,.25)}
        .btn-secondary{background:#fff;color:var(--berry);border-color:#d9c4d4}
        .btn-secondary:hover{background:var(--berry-soft);border-color:var(--berry);transform:translateY(-2px)}
        .btn:focus-visible,.main-nav a:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(240,109,79,.45);outline-offset:3px}
        .hero-notes{display:flex;flex-wrap:wrap;gap:10px;margin-top:27px}
        .pill{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:#fff;padding:7px 11px;border-radius:9px;color:var(--muted);font-size:12px}
        .dot{width:7px;height:7px;border-radius:50%;background:var(--teal)}
        .console-scene{position:relative;min-height:400px}
        .console{position:absolute;inset:20px 0 0 20px;background:var(--dark);border-radius:26px;padding:20px;color:#fff;box-shadow:var(--shadow);transform:rotate(2deg)}
        .console:before{content:"";position:absolute;inset:0;border-radius:26px;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:22px 22px;pointer-events:none}
        .console-top{position:relative;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:15px}
        .console-title{font-weight:800;letter-spacing:.02em}
        .status{font-size:11px;color:#a7d8c9;display:flex;align-items:center;gap:6px}
        .screen{position:relative;margin:23px 0;background:#39233e;border:1px solid rgba(255,255,255,.13);border-radius:16px;padding:22px;min-height:205px;overflow:hidden}
        .screen:after{content:"PG";position:absolute;right:-10px;bottom:-43px;color:rgba(255,255,255,.06);font-size:180px;font-weight:900}
        .screen-label{font-size:11px;color:#d4adc8;letter-spacing:.12em}
        .screen h3{font-size:27px;margin:12px 0 8px;position:relative;z-index:1}
        .screen p{font-size:13px;color:#d9cbd8;position:relative;z-index:1;max-width:260px}
        .screen-bars{display:flex;align-items:end;gap:8px;height:46px;position:relative;z-index:1}
        .screen-bars i{display:block;width:16px;border-radius:5px 5px 2px 2px;background:var(--coral)}
        .screen-bars i:nth-child(1){height:24px}.screen-bars i:nth-child(2){height:38px;background:#d997ba}.screen-bars i:nth-child(3){height:30px;background:var(--teal)}.screen-bars i:nth-child(4){height:45px;background:#f5b262}.screen-bars i:nth-child(5){height:33px;background:#d997ba}
        .console-bottom{display:grid;grid-template-columns:1fr 1fr;gap:10px}
        .mini-panel{background:rgba(255,255,255,.08);border-radius:11px;padding:12px;font-size:12px;color:#d9cbd8}
        .mini-panel strong{display:block;color:#fff;font-size:18px}
        .section{padding:92px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:34px}
        .section-head h2{margin:10px 0 0;color:var(--berry-deep);font-size:clamp(27px,3vw,40px);line-height:1.25;letter-spacing:-.04em}
        .section-head p{color:var(--muted);max-width:480px;margin:0}
        .entry-layout{display:grid;grid-template-columns:1.35fr .8fr;gap:18px}
        .entry-main,.entry-small{border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:.25s ease;position:relative;overflow:hidden}
        .entry-main{padding:32px;min-height:252px;background:var(--berry);color:#fff}
        .entry-main:hover,.entry-small:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
        .entry-main:after{content:"试玩";position:absolute;right:23px;bottom:-28px;font-size:115px;font-weight:900;color:rgba(255,255,255,.07)}
        .entry-small{padding:24px;min-height:117px;display:flex;flex-direction:column;justify-content:space-between}
        .entry-small:nth-child(2){background:#fff6f0}
        .entry-side{display:grid;gap:18px}
        .entry-icon{font-size:22px;margin-bottom:13px}
        .entry-main h3,.entry-small h3{margin:0 0 8px;font-size:20px}
        .entry-main p,.entry-small p{margin:0;color:var(--muted);font-size:14px}
        .entry-main p{color:#ead8e5;max-width:410px}
        .text-link{display:inline-flex;align-items:center;gap:8px;color:var(--coral);font-size:13px;font-weight:800;margin-top:17px}
        .entry-main .text-link{color:#ffd0bd}
        .experience{background:var(--dark);color:#fff;padding:92px 0}
        .experience .section-kicker{color:#f2b5d4}
        .experience .section-head h2{color:#fff}
        .experience .section-head p{color:#cbbdca}
        .experience-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:center}
        .device-board{border:1px solid rgba(255,255,255,.14);border-radius:22px;padding:25px;background:#2e2035;box-shadow:inset 0 0 0 7px rgba(255,255,255,.025)}
        .board-head{display:flex;justify-content:space-between;color:#d8bfd2;font-size:13px;margin-bottom:20px}
        .board-screen{height:220px;border-radius:14px;background:#4b2b4c;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
        .board-screen:before{content:"";width:180px;height:180px;border:1px solid rgba(255,255,255,.2);border-radius:50%;box-shadow:0 0 0 24px rgba(255,255,255,.035),0 0 0 48px rgba(255,255,255,.025)}
        .board-screen span{position:absolute;background:var(--coral);padding:9px 13px;border-radius:9px;font-size:12px;font-weight:800}
        .board-foot{display:flex;gap:9px;margin-top:16px}.board-foot b{background:rgba(255,255,255,.08);padding:9px 12px;border-radius:8px;font-size:11px;color:#d9cbd8;font-weight:600}
        .feature-list{display:grid;gap:19px}
        .feature-row{display:grid;grid-template-columns:48px 1fr;gap:17px;padding-bottom:19px;border-bottom:1px solid rgba(255,255,255,.12)}
        .feature-row:last-child{border-bottom:0}
        .feature-number{width:42px;height:42px;border-radius:12px;background:#54314e;color:#ffc1ac;display:grid;place-items:center;font-weight:900}
        .feature-row h3{margin:0 0 4px;font-size:17px}.feature-row p{margin:0;color:#cbbdca;font-size:14px}
        .download-section{background:var(--lavender)}
        .download-card{display:grid;grid-template-columns:.75fr 1.25fr;gap:35px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:24px;padding:35px;box-shadow:var(--shadow-soft)}
        .app-preview{height:270px;border-radius:23px;background:var(--berry-deep);padding:17px 24px;display:flex;justify-content:center;align-items:end;position:relative;overflow:hidden}
        .app-preview:before{content:"PG模拟器 APP";position:absolute;top:27px;left:27px;color:#fff;font-weight:800;font-size:14px}
        .phone{width:150px;height:235px;border:7px solid #211522;border-radius:25px;background:#f9e6dc;padding:17px 12px;box-shadow:12px 12px 0 rgba(0,0,0,.18)}
        .phone-bar{height:8px;width:48px;border-radius:4px;background:#d8abbf;margin:0 auto 21px}
        .phone-box{height:54px;border-radius:10px;background:var(--coral);margin-bottom:10px}.phone-line{height:9px;border-radius:5px;background:#d8abbf;margin:11px 0}.phone-line.short{width:62%}
        .download-card h2{font-size:31px;color:var(--berry-deep);margin:9px 0 12px;line-height:1.3}.download-card p{color:var(--muted);margin:0 0 21px}
        .download-meta{display:flex;flex-wrap:wrap;gap:8px;margin:19px 0}.download-meta span{background:var(--berry-soft);color:var(--berry);padding:6px 9px;border-radius:7px;font-size:12px;font-weight:700}
        .install-note{font-size:12px!important;color:#918891!important;margin-top:13px!important}
        .updates{background:#fff}
        .update-list{border-top:1px solid var(--line)}
        .update-item{display:grid;grid-template-columns:105px 1fr 110px;gap:24px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}
        .update-date{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}.update-body h3{margin:0 0 4px;font-size:17px;color:var(--berry-deep)}.update-body p{margin:0;font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
        .tag{display:inline-block;padding:4px 8px;background:var(--berry-soft);color:var(--berry);font-size:11px;font-weight:800;border-radius:6px;margin-bottom:7px}
        .update-link{color:var(--coral);font-size:13px;font-weight:800;text-align:right}
        .empty-state{padding:34px;text-align:center;color:var(--muted);border:1px dashed #d8cbd5;border-radius:15px;margin-top:20px;background:#fcf8fb}
        .empty-state .btn{margin-top:14px}
        .steps{background:#fff8f3}
        .step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid #eaded8;border-radius:18px;overflow:hidden;background:#fff}
        .step{padding:26px 23px;border-right:1px solid #eaded8;position:relative}.step:last-child{border-right:0}
        .step-no{font-size:35px;color:#e9c7c0;font-weight:900;line-height:1}.step h3{font-size:16px;color:var(--berry-deep);margin:15px 0 6px}.step p{margin:0;color:var(--muted);font-size:13px}
        .faq-wrap{max-width:850px;margin:auto}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;border:0;background:none;padding:21px 4px;text-align:left;display:flex;justify-content:space-between;gap:20px;color:var(--berry-deep);font-weight:800;font-size:16px}.faq-question span:last-child{font-size:23px;color:var(--coral);transition:.2s}.faq-answer{display:none;color:var(--muted);font-size:14px;padding:0 35px 20px 4px}.faq-item.open .faq-answer{display:block}.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
        .cta{padding:40px 0}.cta-box{background:var(--berry-deep);color:#fff;border-radius:23px;padding:37px 43px;display:flex;align-items:center;justify-content:space-between;gap:25px;position:relative;overflow:hidden}.cta-box:after{content:"试玩入口";position:absolute;right:30px;bottom:-26px;font-size:90px;font-weight:900;color:rgba(255,255,255,.05)}.cta-box h2{margin:0 0 7px;font-size:28px;position:relative;z-index:1}.cta-box p{margin:0;color:#d9cbd8;font-size:14px;position:relative;z-index:1}.cta-box .actions{position:relative;z-index:2;flex-shrink:0}
        footer{background:#211722;color:#d5c7d1;padding:55px 0 23px}.footer-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr 1fr;gap:35px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.12)}.footer-brand{color:#fff;font-size:17px;font-weight:800;max-width:270px}.footer-brand p{font-size:13px;color:#b9aab6;font-weight:400;margin:13px 0 0}.footer-col h3{font-size:14px;color:#fff;margin:0 0 13px}.footer-col a{display:block;color:#b9aab6;font-size:13px;margin:8px 0;transition:.2s}.footer-col a:hover{color:#ffb49d}.copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#968693;font-size:12px}
        @media(max-width:1023px){.main-nav{gap:0}.main-nav a{padding:9px 8px;font-size:13px}.brand{min-width:205px}.hero-grid{gap:35px}.entry-layout,.experience-grid{grid-template-columns:1fr}.console-scene{max-width:650px;margin:auto;width:100%}.download-card{grid-template-columns:1fr}.app-preview{max-width:420px}.step-grid{grid-template-columns:repeat(2,1fr)}.step:nth-child(2){border-right:0}.step:nth-child(-n+2){border-bottom:1px solid #eaded8}.footer-grid{grid-template-columns:2fr 1fr 1fr}}
        @media(max-width:767px){.container{width:min(100% - 32px,var(--container))}.site-header{position:relative}.nav-wrap{height:68px}.brand{min-width:0;flex:1}.brand-text{font-size:13px}.brand-mark{width:35px;height:35px}.menu-toggle{display:block}.main-nav{display:none;position:absolute;left:16px;right:16px;top:76px;padding:10px;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:12px 14px}.main-nav a.active:after{left:14px;right:auto;width:25px;bottom:7px}.nav-download{margin:3px 0 0!important;text-align:center}.hero{padding:54px 0 50px}.hero-grid{grid-template-columns:1fr}.hero-copy>p{font-size:16px}.hero h1{font-size:36px}.console-scene{min-height:330px}.console{inset:10px 0 0 8px;padding:15px}.screen{min-height:170px;margin:17px 0}.section,.experience{padding:65px 0}.section-head{display:block}.section-head p{margin-top:13px}.entry-main{min-height:235px}.update-item{grid-template-columns:1fr 82px;gap:8px 15px}.update-date{grid-column:1/-1}.update-link{text-align:right;grid-column:2;grid-row:2}.update-body p{white-space:normal}.download-card{padding:20px}.download-card h2{font-size:27px}.cta-box{display:block;padding:30px 25px}.cta-box .actions{margin-top:21px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.copyright{display:block}.copyright span{display:block;margin-top:6px}}
        @media(max-width:520px){h1{font-size:32px}.actions .btn{width:100%}.hero-notes{display:grid;grid-template-columns:1fr 1fr}.console-bottom{gap:7px}.mini-panel{padding:9px}.step-grid{grid-template-columns:1fr}.step{border-right:0!important;border-bottom:1px solid #eaded8}.step:last-child{border-bottom:0}.app-preview{height:240px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}}

/* roulang page: article */
:root{
            --berry:#702451;--berry-deep:#431638;--berry-soft:#f1e5ee;
            --coral:#f06d4f;--coral-dark:#d85239;--teal:#4e9b91;
            --ink:#29242b;--muted:#756d76;--paper:#fffdfb;
            --lavender:#f6f1f6;--line:#e9dfe6;--dark:#241a2d;
            --shadow:0 18px 45px rgba(67,22,56,.11);
            --shadow-soft:0 8px 24px rgba(67,22,56,.07);
            --radius:18px;--container:1200px
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75}
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
        .site-header{position:sticky;top:0;z-index:20;background:rgba(255,253,251,.95);backdrop-filter:blur(14px);border-bottom:1px solid rgba(233,223,230,.9)}
        .nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
        .brand{display:flex;align-items:center;gap:11px;min-width:235px}
        .brand-mark{width:39px;height:39px;border-radius:12px;background:var(--berry);color:#fff;display:grid;place-items:center;font-weight:900;font-size:18px;box-shadow:5px 5px 0 #e9cadc}
        .brand-text{font-size:15px;font-weight:800;line-height:1.25;letter-spacing:-.02em}
        .brand-text small{display:block;color:var(--muted);font-size:11px;font-weight:600;margin-top:2px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{position:relative;padding:10px 13px;font-size:14px;color:#615963;border-radius:10px;white-space:nowrap;transition:.2s ease}
        .main-nav a:hover,.main-nav a.active{color:var(--berry);background:var(--berry-soft)}
        .main-nav a.active:after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:3px;border-radius:4px;background:var(--coral)}
        .nav-download{background:var(--coral)!important;color:#fff!important;padding:11px 17px!important;font-weight:800!important;margin-left:auto}
        .nav-download:hover{background:var(--coral-dark)!important;transform:translateY(-2px)}
        .menu-toggle{display:none;border:0;background:var(--berry-soft);color:var(--berry);width:42px;height:42px;border-radius:11px;font-size:22px}
        .article-hero{padding:68px 0 56px;background:linear-gradient(180deg,#fffaf8,#f7eff5);border-bottom:1px solid var(--line)}
        .crumbs{display:flex;flex-wrap:wrap;gap:9px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:25px}
        .crumbs a{color:var(--berry);font-weight:700}
        .crumbs span{color:#b7aab4}
        .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--berry);font-size:13px;font-weight:800;letter-spacing:.06em}
        .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;background:var(--coral);border-radius:4px}
        .article-hero h1{max-width:900px;margin:14px 0 18px;color:var(--berry-deep);font-size:clamp(32px,5vw,58px);line-height:1.2;letter-spacing:-.045em}
        .article-lead{max-width:780px;margin:0;color:var(--muted);font-size:18px}
        .article-meta{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:24px;color:var(--muted);font-size:13px}
        .tag{display:inline-flex;align-items:center;border-radius:8px;padding:5px 10px;background:var(--berry-soft);color:var(--berry);font-weight:800}
        .article-layout{display:grid;grid-template-columns:minmax(0,820px) 280px;gap:70px;align-items:start;padding:76px 0 92px}
        .article-content{min-width:0;font-size:16px;line-height:1.95}
        .article-content h2{margin:40px 0 15px;color:var(--berry-deep);font-size:28px;line-height:1.35}
        .article-content h3{margin:30px 0 12px;color:var(--berry-deep);font-size:21px}
        .article-content p{margin:0 0 20px}
        .article-content ul,.article-content ol{padding-left:26px;margin:0 0 22px}
        .article-content li{margin:7px 0}
        .article-content img{border-radius:16px;margin:28px auto;box-shadow:var(--shadow-soft)}
        .article-content blockquote{margin:28px 0;padding:20px 24px;border-left:4px solid var(--coral);background:var(--lavender);color:#5f5360;border-radius:0 13px 13px 0}
        .article-content table{width:100%;border-collapse:collapse;margin:24px 0;background:#fff;border:1px solid var(--line)}
        .article-content th,.article-content td{padding:12px 14px;border:1px solid var(--line);text-align:left}
        .article-content th{background:var(--berry-soft);color:var(--berry-deep)}
        .reading-note{padding:22px 24px;background:#fff8f3;border:1px solid #f4d7ca;border-radius:15px;margin-bottom:30px;color:#68565a}
        .side-panel{position:sticky;top:105px;border:1px solid var(--line);background:#fff;border-radius:18px;padding:22px;box-shadow:var(--shadow-soft)}
        .side-panel h2{font-size:17px;color:var(--berry-deep);margin:0 0 16px}
        .side-panel a{display:block;padding:11px 0;border-bottom:1px solid var(--line);color:#625761;font-size:14px}
        .side-panel a:last-child{border-bottom:0}
        .side-panel a:hover{color:var(--coral)}
        .article-action{margin-top:38px;padding:30px;border-radius:20px;background:var(--berry);color:#fff;position:relative;overflow:hidden}
        .article-action:after{content:"PG";position:absolute;right:20px;bottom:-35px;color:rgba(255,255,255,.08);font-size:130px;font-weight:900}
        .article-action h2{position:relative;z-index:1;margin:0 0 8px;font-size:25px}
        .article-action p{position:relative;z-index:1;color:#e4cadc;margin:0 0 19px}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:12px;padding:12px 20px;font-weight:800;font-size:14px;transition:.2s ease}
        .btn-primary{background:var(--coral);color:#fff;box-shadow:0 8px 18px rgba(240,109,79,.2)}
        .btn-primary:hover{background:var(--coral-dark);color:#fff;transform:translateY(-2px)}
        .btn-secondary{background:#fff;color:var(--berry);border-color:#d9c4d4}
        .btn-secondary:hover{background:var(--berry-soft);border-color:var(--berry);transform:translateY(-2px)}
        .btn:focus-visible,.main-nav a:focus-visible,.menu-toggle:focus-visible{outline:3px solid rgba(240,109,79,.45);outline-offset:3px}
        footer{background:var(--dark);color:#fff;padding:56px 0 22px}
        .footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:38px;padding-bottom:42px}
        .footer-brand{font-size:17px;font-weight:800;line-height:1.45}
        .footer-brand p{color:#cbbdca;font-size:13px;font-weight:400;max-width:280px;margin:13px 0 0}
        .footer-col h3{font-size:14px;margin:0 0 15px;color:#f4c5d9}
        .footer-col a{display:block;color:#cbbdca;font-size:13px;margin:9px 0;transition:.2s}
        .footer-col a:hover{color:#fff;padding-left:3px}
        .copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#9c8f9e;font-size:12px}
        @media (max-width:1023px){
            .nav-wrap{gap:14px}.brand{min-width:215px}.main-nav a{padding:9px 8px;font-size:13px}
            .article-layout{grid-template-columns:minmax(0,1fr) 235px;gap:35px}
        }
        @media (max-width:767px){
            .container{width:min(100% - 32px,var(--container))}
            .nav-wrap{height:70px;justify-content:space-between}.brand{min-width:0}.brand-text{font-size:13px;max-width:205px}
            .menu-toggle{display:block}.main-nav{display:none;position:absolute;top:70px;left:0;right:0;padding:13px 16px 18px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--shadow-soft);flex-direction:column;align-items:stretch}
            .main-nav.open{display:flex}.main-nav a{width:100%;padding:12px 14px}.main-nav a.active:after{left:14px;right:auto;width:28px;bottom:4px}.nav-download{margin-left:0!important;text-align:center}
            .article-hero{padding:45px 0 40px}.article-hero h1{font-size:34px}.article-lead{font-size:16px}
            .article-layout{display:block;padding:48px 0 65px}.side-panel{position:static;margin-top:45px}.article-content{font-size:15px}
            .article-content h2{font-size:24px}.article-content table{display:block;overflow-x:auto;white-space:nowrap}
            .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.copyright{display:block}.copyright span{display:block;margin-top:6px}
        }
        @media (max-width:520px){
            .brand-mark{width:35px;height:35px;font-size:16px}.brand-text small{font-size:10px}
            .article-hero h1{font-size:29px}.article-meta{gap:8px 14px}
            .footer-grid{grid-template-columns:1fr}
        }

/* roulang page: category1 */
:root{
            --berry:#702451;
            --berry-deep:#431638;
            --berry-soft:#f1e5ee;
            --coral:#f06d4f;
            --coral-dark:#d85239;
            --teal:#4e9b91;
            --ink:#29242b;
            --muted:#756d76;
            --paper:#fffdfb;
            --lavender:#f6f1f6;
            --line:#e9dfe6;
            --dark:#241a2d;
            --white:#fff;
            --shadow:0 18px 45px rgba(67,22,56,.11);
            --shadow-soft:0 8px 24px rgba(67,22,56,.07);
            --radius:18px;
            --container:1200px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.7}
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
        .site-header{position:sticky;top:0;z-index:20;background:rgba(255,253,251,.95);backdrop-filter:blur(14px);border-bottom:1px solid rgba(233,223,230,.9)}
        .nav-wrap{min-height:78px;display:flex;align-items:center;gap:28px}
        .brand{display:flex;align-items:center;gap:11px;min-width:235px}
        .brand-mark{width:39px;height:39px;border-radius:12px;background:var(--berry);color:#fff;display:grid;place-items:center;font-weight:900;font-size:18px;box-shadow:5px 5px 0 #e9cadc}
        .brand-text{font-size:15px;font-weight:800;line-height:1.25;letter-spacing:-.02em}
        .brand-text small{display:block;color:var(--muted);font-size:11px;font-weight:600;margin-top:2px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{position:relative;padding:10px 13px;font-size:14px;color:#615963;border-radius:10px;white-space:nowrap;transition:.2s ease}
        .main-nav a:hover,.main-nav a.active{color:var(--berry);background:var(--berry-soft)}
        .main-nav a.active:after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:3px;border-radius:4px;background:var(--coral)}
        .nav-download{background:var(--coral)!important;color:#fff!important;padding:11px 17px!important;font-weight:800!important;margin-left:auto}
        .nav-download:hover{background:var(--coral-dark)!important;transform:translateY(-2px)}
        .menu-toggle{display:none;border:0;background:var(--berry-soft);color:var(--berry);width:42px;height:42px;border-radius:11px;font-size:22px}
        .hero{padding:74px 0 64px;background:linear-gradient(180deg,#fffaf8 0%,#f7eff5 100%);overflow:hidden}
        .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:68px;align-items:center}
        .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--berry);font-size:13px;font-weight:800;letter-spacing:.06em}
        .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;background:var(--coral);border-radius:4px}
        h1{font-size:clamp(36px,5vw,62px);line-height:1.16;letter-spacing:-.055em;color:var(--berry-deep);margin:15px 0 20px;font-weight:900}
        .hero-copy>p{font-size:18px;color:var(--muted);max-width:620px;margin:0 0 29px}
        .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:12px;padding:13px 21px;font-weight:800;font-size:14px;transition:.2s ease}
        .btn-primary{background:var(--coral);color:#fff;box-shadow:0 8px 18px rgba(240,109,79,.2)}
        .btn-primary:hover{background:var(--coral-dark);transform:translateY(-2px);box-shadow:0 12px 22px rgba(240,109,79,.25)}
        .btn-secondary{background:#fff;color:var(--berry);border-color:#d9c4d4}
        .btn-secondary:hover{background:var(--berry-soft);border-color:var(--berry);transform:translateY(-2px)}
        .btn:focus-visible,.main-nav a:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(240,109,79,.45);outline-offset:3px}
        .hero-notes{display:flex;flex-wrap:wrap;gap:10px;margin-top:27px}
        .pill{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:#fff;padding:7px 11px;border-radius:9px;color:var(--muted);font-size:12px}
        .pill i{width:7px;height:7px;border-radius:50%;background:var(--teal);display:inline-block}
        .console{background:var(--dark);border-radius:24px;padding:18px;box-shadow:var(--shadow);color:#fff;position:relative;overflow:hidden}
        .console:before{content:"";position:absolute;width:260px;height:260px;border:1px solid rgba(240,109,79,.25);border-radius:50%;right:-105px;top:-95px}
        .console-bar{display:flex;align-items:center;justify-content:space-between;color:#cbbdca;font-size:12px;padding:0 4px 16px}
        .console-dots{display:flex;gap:6px}.console-dots span{width:8px;height:8px;border-radius:50%;background:#7e526e}.console-dots span:first-child{background:var(--coral)}
        .screen{position:relative;background:#39283e;border:1px solid #64425d;border-radius:16px;padding:23px;min-height:270px}
        .screen-label{color:#f3b8d5;font-size:12px;font-weight:800}
        .screen h2{font-size:27px;line-height:1.25;margin:10px 0 17px}
        .screen-line{height:8px;border-radius:5px;background:#65445d;margin:9px 0;width:80%}
        .screen-line.short{width:52%}
        .screen-actions{display:flex;gap:8px;margin-top:24px}.screen-actions span{padding:9px 13px;border-radius:9px;font-size:12px;font-weight:800;background:var(--coral);color:#fff}.screen-actions span:last-child{background:#594154;color:#e6c9dc}
        .screen-status{display:flex;justify-content:space-between;position:absolute;bottom:18px;left:23px;right:23px;color:#cbbdca;font-size:11px}
        .section{padding:88px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:34px}
        .section-head h2{margin:10px 0 0;color:var(--berry-deep);font-size:clamp(28px,3vw,40px);line-height:1.25;letter-spacing:-.04em}
        .section-head p{color:var(--muted);max-width:500px;margin:0}
        .intro-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:30px;align-items:stretch}
        .intro-card{background:var(--berry);color:#fff;border-radius:var(--radius);padding:34px;display:flex;flex-direction:column;justify-content:space-between;min-height:315px}
        .intro-card h3{font-size:25px;line-height:1.35;margin:13px 0}.intro-card p{color:#ead8e5;margin:0}
        .number-badge{width:38px;height:38px;display:grid;place-items:center;background:#8f4b73;border-radius:11px;color:#ffd0bd;font-weight:900}
        .feature-panel{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:10px 28px;box-shadow:var(--shadow-soft)}
        .feature-item{display:grid;grid-template-columns:50px 1fr 95px;gap:18px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}
        .feature-item:last-child{border-bottom:0}.feature-icon{width:42px;height:42px;border-radius:12px;background:var(--berry-soft);color:var(--berry);display:grid;place-items:center;font-weight:900}
        .feature-item h3{font-size:17px;margin:0 0 3px;color:var(--berry-deep)}.feature-item p{font-size:13px;color:var(--muted);margin:0}.feature-tag{text-align:right;color:var(--teal);font-size:12px;font-weight:800}
        .experience{background:var(--dark);color:#fff}.experience .section-kicker{color:#f2b5d4}.experience .section-head h2{color:#fff}.experience .section-head p{color:#cbbdca}
        .experience-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;align-items:center}
        .feature-list{display:grid;gap:20px}.feature-row{display:grid;grid-template-columns:48px 1fr;gap:17px;padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,.12)}.feature-row:last-child{border-bottom:0}
        .feature-number{width:42px;height:42px;border-radius:12px;background:#54314e;color:#ffc1ac;display:grid;place-items:center;font-weight:900}.feature-row h3{margin:0 0 4px;font-size:17px}.feature-row p{margin:0;color:#cbbdca;font-size:14px}
        .control-panel{border:1px solid #65445d;background:#302237;border-radius:20px;padding:25px}.control-head{display:flex;justify-content:space-between;align-items:center;padding-bottom:19px;border-bottom:1px solid #51384f}.status{color:#a9d8ce;font-size:12px}.status:before{content:"";display:inline-block;width:7px;height:7px;background:var(--teal);border-radius:50%;margin-right:7px}
        .control-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px}.control-cell{background:#443047;border-radius:12px;padding:18px}.control-cell strong{display:block;font-size:23px;color:#fff}.control-cell span{font-size:12px;color:#cbbdca}.control-note{margin:20px 0 0;padding:12px 14px;background:#3b2940;border-left:3px solid var(--coral);color:#d8c8d4;font-size:13px}
        .steps{background:var(--lavender)}.step-track{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);background:#fff;border-radius:20px;overflow:hidden}
        .step{padding:27px 24px;position:relative;border-right:1px solid var(--line)}.step:last-child{border-right:0}.step-num{font-size:13px;color:var(--coral);font-weight:900;letter-spacing:.08em}.step h3{font-size:18px;color:var(--berry-deep);margin:12px 0 7px}.step p{font-size:13px;color:var(--muted);margin:0}
        .device-section{padding-top:86px}.device-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:30px;align-items:stretch}.device-copy{padding:31px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}.device-copy h2{font-size:30px;line-height:1.3;color:var(--berry-deep);margin:12px 0}.device-copy p{color:var(--muted);margin:0 0 19px}.device-list{list-style:none;padding:0;margin:22px 0 0}.device-list li{padding:12px 0;border-top:1px solid var(--line);font-size:14px}.device-list li:before{content:"✓";color:var(--teal);font-weight:900;margin-right:10px}
        .device-stack{background:var(--berry-soft);border-radius:var(--radius);padding:29px;display:flex;align-items:center;justify-content:center;gap:16px}.device{border:7px solid var(--berry-deep);background:#fff;border-radius:22px;padding:9px;box-shadow:8px 10px 0 rgba(67,22,56,.13)}.device.large{width:170px;height:285px}.device.small{width:112px;height:205px;margin-top:56px}.device-screen{height:100%;border-radius:13px;background:linear-gradient(145deg,#f5e6ed,#e8d4e4);padding:14px 9px}.device-screen b{display:block;color:var(--berry);font-size:12px;margin-bottom:19px}.mini-bar{height:8px;background:#fff;border-radius:5px;margin:9px 0}.mini-button{height:29px;background:var(--coral);border-radius:7px;margin-top:25px}
        .faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:52px}.faq-intro h2{color:var(--berry-deep);font-size:32px;line-height:1.3;margin:12px 0}.faq-intro p{color:var(--muted)}.faq-list{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;background:none;border:0;text-align:left;padding:20px 4px;color:var(--berry-deep);font-weight:800;display:flex;justify-content:space-between;gap:20px}.faq-question span{color:var(--coral);font-size:21px;line-height:1}.faq-answer{display:none;color:var(--muted);font-size:14px;padding:0 38px 19px 4px}.faq-item.open .faq-answer{display:block}.faq-item.open .faq-question{color:var(--coral)}
        .cta{padding:66px 0;background:var(--berry-deep);color:#fff}.cta-wrap{display:flex;align-items:center;justify-content:space-between;gap:28px}.cta h2{font-size:clamp(27px,3vw,39px);line-height:1.25;margin:0 0 9px}.cta p{color:#ddcbd9;margin:0;max-width:650px}.cta .btn-secondary{background:#fff;border-color:#fff}
        footer{background:#211725;color:#fff;padding:57px 0 22px}.footer-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr 1fr;gap:32px}.footer-brand{font-size:16px;font-weight:800;line-height:1.5}.footer-brand p{font-size:13px;font-weight:400;color:#bdaebb;max-width:300px;margin:14px 0 0}.footer-col h3{font-size:14px;margin:0 0 13px;color:#f5c1af}.footer-col a{display:block;color:#bdaebb;font-size:13px;margin:8px 0;transition:.2s}.footer-col a:hover{color:#fff;padding-left:3px}.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:17px;display:flex;justify-content:space-between;gap:15px;color:#9e8f9f;font-size:11px}
        @media(max-width:1023px){.nav-wrap{gap:15px}.brand{min-width:205px}.main-nav a{padding:9px 8px;font-size:13px}.hero-grid,.experience-grid,.device-grid{gap:30px}.step{padding:23px 16px}}
        @media(max-width:767px){.container{width:min(100% - 32px,var(--container))}.nav-wrap{min-height:68px;justify-content:space-between}.brand{min-width:0}.brand-text{font-size:13px;max-width:190px}.brand-text small{font-size:10px}.menu-toggle{display:block}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;padding:12px 16px 18px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--shadow-soft);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:12px 14px}.nav-download{margin-left:0!important;text-align:center}.hero{padding:52px 0 45px}.hero-grid,.intro-grid,.experience-grid,.device-grid,.faq-grid{grid-template-columns:1fr}.hero-copy>p{font-size:16px}.console{order:-1}h1{font-size:38px}.section{padding:62px 0}.section-head{display:block;margin-bottom:25px}.section-head p{margin-top:12px}.feature-item{grid-template-columns:43px 1fr;gap:13px}.feature-tag{grid-column:2;text-align:left;margin-top:-10px}.step-track{grid-template-columns:1fr}.step{border-right:0;border-bottom:1px solid var(--line)}.step:last-child{border-bottom:0}.device-stack{padding:20px 10px}.device.large{width:145px;height:250px}.device.small{width:94px;height:175px}.cta-wrap{display:block}.cta .btn{margin-top:23px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.copyright{display:block;line-height:1.8}.copyright span{display:block}}
        @media(max-width:520px){.hero-actions .btn{width:100%}.control-grid{grid-template-columns:1fr 1fr}.intro-card{min-height:270px;padding:27px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.brand-text{max-width:175px}.screen{min-height:245px;padding:18px}}

/* roulang page: category2 */
:root{
            --berry:#702451;
            --berry-deep:#431638;
            --berry-soft:#f1e5ee;
            --coral:#f06d4f;
            --coral-dark:#d85239;
            --teal:#4e9b91;
            --ink:#29242b;
            --muted:#756d76;
            --paper:#fffdfb;
            --lavender:#f6f1f6;
            --line:#e9dfe6;
            --dark:#241a2d;
            --dark-soft:#32243a;
            --shadow:0 18px 45px rgba(67,22,56,.11);
            --shadow-soft:0 8px 24px rgba(67,22,56,.07);
            --radius:18px;
            --container:1200px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.7}
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
        .site-header{position:sticky;top:0;z-index:30;background:rgba(255,253,251,.95);backdrop-filter:blur(14px);border-bottom:1px solid rgba(233,223,230,.85)}
        .nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
        .brand{display:flex;align-items:center;gap:11px;min-width:235px}
        .brand-mark{width:39px;height:39px;border-radius:12px;background:var(--berry);color:#fff;display:grid;place-items:center;font-weight:900;font-size:18px;box-shadow:5px 5px 0 #e9cadc}
        .brand-text{font-size:15px;font-weight:800;line-height:1.25;letter-spacing:-.02em}
        .brand-text small{display:block;color:var(--muted);font-size:11px;font-weight:600;margin-top:2px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{position:relative;padding:10px 13px;font-size:14px;color:#615963;border-radius:10px;white-space:nowrap;transition:.2s ease}
        .main-nav a:hover,.main-nav a.active{color:var(--berry);background:var(--berry-soft)}
        .main-nav a.active:after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:3px;border-radius:4px;background:var(--coral)}
        .nav-download{background:var(--coral)!important;color:#fff!important;padding:11px 17px!important;font-weight:800!important;margin-left:auto}
        .nav-download:hover{background:var(--coral-dark)!important;transform:translateY(-2px)}
        .menu-toggle{display:none;border:0;background:var(--berry-soft);color:var(--berry);width:42px;height:42px;border-radius:11px;font-size:22px}
        .hero-inner{padding:68px 0 70px}
        .breadcrumb{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:27px}
        .breadcrumb a:hover{color:var(--berry)}
        .breadcrumb strong{color:var(--berry);font-weight:800}
        .hero-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:72px;align-items:center}
        .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--berry);font-size:13px;font-weight:800;letter-spacing:.06em}
        .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;background:var(--coral);border-radius:4px}
        h1{color:var(--berry-deep);font-size:clamp(38px,5vw,64px);line-height:1.14;letter-spacing:-.045em;margin:13px 0 21px;font-weight:900}
        .hero-copy>p{font-size:18px;color:var(--muted);max-width:550px;margin:0 0 29px}
        .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:12px;padding:13px 21px;font-weight:800;font-size:14px;transition:.2s ease}
        .btn-primary{background:var(--coral);color:#fff;box-shadow:0 8px 18px rgba(240,109,79,.2)}
        .btn-primary:hover{background:var(--coral-dark);transform:translateY(-2px);box-shadow:0 12px 22px rgba(240,109,79,.25)}
        .btn-secondary{background:#fff;color:var(--berry);border-color:#d9c4d4}
        .btn-secondary:hover{background:var(--berry-soft);border-color:var(--berry);transform:translateY(-2px)}
        .btn:focus-visible,.main-nav a:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(240,109,79,.45);outline-offset:3px}
        .hero-notes{display:flex;flex-wrap:wrap;gap:9px;margin-top:25px}
        .pill{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:#fff;padding:7px 11px;border-radius:9px;color:var(--muted);font-size:12px}
        .pill i{width:7px;height:7px;border-radius:50%;background:var(--teal);display:block}
        .simulator-preview{position:relative;background:var(--dark);border-radius:24px;padding:14px;box-shadow:var(--shadow);transform:rotate(1deg)}
        .simulator-preview:before{content:"";position:absolute;inset:12px;border:1px solid rgba(255,255,255,.1);border-radius:17px;pointer-events:none}
        .console-bar{display:flex;align-items:center;justify-content:space-between;color:#d7c9d5;font-size:12px;padding:7px 9px 13px}
        .console-dots{display:flex;gap:5px}
        .console-dots span{width:7px;height:7px;border-radius:50%;background:#f06d4f}
        .console-dots span:nth-child(2){background:#e7ad67}.console-dots span:nth-child(3){background:#61a59b}
        .screen{background:#f8eff5;border-radius:15px;padding:20px;min-height:305px;position:relative;overflow:hidden}
        .screen:after{content:"PG";position:absolute;right:-8px;bottom:-42px;color:rgba(112,36,81,.08);font-size:170px;font-weight:900}
        .screen-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #eadbe5;padding-bottom:13px}
        .screen-title{font-weight:900;color:var(--berry-deep);font-size:17px}
        .screen-status{font-size:11px;color:var(--teal);font-weight:800}
        .screen-status:before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--teal);margin-right:5px}
        .game-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:13px;margin-top:17px;position:relative;z-index:1}
        .game-tile{background:#fff;border:1px solid #e9dce5;border-radius:12px;padding:15px;min-height:112px}
        .game-tile.featured{grid-row:span 2;background:var(--berry);color:#fff;display:flex;flex-direction:column;justify-content:space-between}
        .game-icon{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:#f6d5c9;color:var(--coral-dark);font-weight:900;margin-bottom:14px}
        .featured .game-icon{background:#f2957d;color:#fff}
        .game-tile b{display:block;font-size:14px}
        .game-tile small{font-size:11px;color:var(--muted)}
        .featured small{color:#e9cddd}
        .screen-footer{display:flex;justify-content:space-between;align-items:center;margin-top:15px;position:relative;z-index:1}
        .screen-footer small{color:var(--muted);font-size:11px}
        .mini-button{background:var(--coral);color:#fff;border:0;border-radius:8px;padding:8px 13px;font-size:11px;font-weight:800}
        .section{padding:88px 0}
        .section-alt{background:var(--lavender)}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:34px}
        .section-head h2{margin:10px 0 0;color:var(--berry-deep);font-size:clamp(27px,3vw,40px);line-height:1.25;letter-spacing:-.04em}
        .section-head p{color:var(--muted);max-width:500px;margin:0}
        .feature-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:stretch}
        .feature-panel{background:var(--berry);border-radius:var(--radius);color:#fff;padding:35px;min-height:310px;position:relative;overflow:hidden}
        .feature-panel:after{content:"试玩";position:absolute;right:20px;bottom:-35px;font-size:125px;font-weight:900;color:rgba(255,255,255,.06)}
        .feature-panel h3{font-size:25px;margin:10px 0 11px;position:relative;z-index:1}
        .feature-panel p{color:#ead8e5;max-width:470px;position:relative;z-index:1}
        .panel-link{display:inline-flex;align-items:center;gap:8px;color:#ffd0bd;font-size:13px;font-weight:800;margin-top:14px;position:relative;z-index:1}
        .feature-side{display:grid;gap:24px}
        .info-strip{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px 27px;display:grid;grid-template-columns:45px 1fr;gap:16px;align-items:start;transition:.25s ease}
        .info-strip:hover{transform:translateY(-4px);box-shadow:var(--shadow-soft);border-color:#d8bed2}
        .info-symbol{width:42px;height:42px;border-radius:12px;background:var(--berry-soft);color:var(--berry);display:grid;place-items:center;font-size:19px;font-weight:900}
        .info-strip h3{font-size:17px;margin:0 0 5px;color:var(--berry-deep)}
        .info-strip p{font-size:13px;color:var(--muted);margin:0}
        .experience{background:var(--dark);color:#fff}
        .experience .section-kicker{color:#f2b5d4}
        .experience .section-head h2{color:#fff}
        .experience .section-head p{color:#cbbdca}
        .experience-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;align-items:center}
        .feature-list{display:grid;gap:18px}
        .feature-row{display:grid;grid-template-columns:48px 1fr;gap:17px;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.12)}
        .feature-row:last-child{border-bottom:0}
        .feature-number{width:42px;height:42px;border-radius:12px;background:#54314e;color:#ffc1ac;display:grid;place-items:center;font-weight:900}
        .feature-row h3{margin:0 0 4px;font-size:17px}
        .feature-row p{margin:0;color:#cbbdca;font-size:14px}
        .device-board{background:#32243a;border:1px solid rgba(255,255,255,.13);border-radius:20px;padding:23px}
        .device-board-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;color:#f3e8f0;font-size:14px}
        .device-board-head span{font-size:11px;color:#a9d8d0;border:1px solid rgba(78,155,145,.5);padding:5px 8px;border-radius:7px}
        .device-lines{display:grid;gap:12px}
        .device-line{display:grid;grid-template-columns:110px 1fr 70px;gap:12px;align-items:center;background:#3c2c45;padding:14px;border-radius:11px;color:#eee2eb;font-size:13px}
        .device-line em{font-style:normal;color:#9ccbc3;font-size:11px}
        .progress{height:6px;background:#564258;border-radius:6px;overflow:hidden}
        .progress i{display:block;height:100%;background:var(--coral);border-radius:6px}
        .steps-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:65px;align-items:start}
        .steps-intro h2{font-size:37px;color:var(--berry-deep);line-height:1.25;margin:10px 0 15px}
        .steps-intro p{color:var(--muted);margin:0}
        .step-list{border-top:1px solid var(--line)}
        .step{display:grid;grid-template-columns:58px 1fr;gap:19px;padding:22px 0;border-bottom:1px solid var(--line)}
        .step-index{width:43px;height:43px;border:1px solid #d5bfd0;border-radius:12px;color:var(--berry);display:grid;place-items:center;font-weight:900;background:#fff}
        .step h3{font-size:17px;color:var(--berry-deep);margin:0 0 3px}
        .step p{font-size:14px;color:var(--muted);margin:0}
        .device-note{display:inline-block;color:var(--teal);font-size:12px;font-weight:800;margin-top:14px}
        .faq-wrap{max-width:850px;margin:0 auto}
        .faq-item{border-top:1px solid var(--line)}
        .faq-item:last-child{border-bottom:1px solid var(--line)}
        .faq-question{width:100%;border:0;background:transparent;text-align:left;padding:21px 4px;display:flex;justify-content:space-between;gap:20px;color:var(--berry-deep);font-size:16px;font-weight:800}
        .faq-question span{font-size:22px;color:var(--coral);line-height:1;transition:.2s}
        .faq-answer{display:none;padding:0 45px 20px 4px;color:var(--muted);font-size:14px}
        .faq-item.open .faq-answer{display:block}
        .faq-item.open .faq-question span{transform:rotate(45deg)}
        .cta-band{background:var(--berry-deep);color:#fff;padding:52px 0}
        .cta-content{display:flex;justify-content:space-between;align-items:center;gap:35px}
        .cta-content h2{font-size:32px;margin:0 0 8px;line-height:1.3}
        .cta-content p{color:#dfc9da;margin:0;max-width:630px;font-size:15px}
        .cta-actions{display:flex;gap:10px;flex-shrink:0}
        .cta-band .btn-secondary{background:transparent;color:#fff;border-color:#9a6889}
        .cta-band .btn-secondary:hover{background:#5d214b;border-color:#fff}
        footer{background:#1d1523;color:#fff;padding:56px 0 24px}
        .footer-grid{display:grid;grid-template-columns:1.65fr 1fr 1fr 1fr;gap:35px;padding-bottom:42px}
        .footer-brand{font-size:16px;font-weight:900;max-width:310px}
        .footer-brand p{font-size:13px;color:#bcaebb;font-weight:400;line-height:1.8;margin:12px 0 0}
        .footer-col{display:flex;flex-direction:column;gap:8px}
        .footer-col h3{font-size:14px;margin:0 0 9px;color:#fff}
        .footer-col a{font-size:13px;color:#bcaebb;transition:.2s}
        .footer-col a:hover{color:#ffc1ac;padding-left:3px}
        .copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:21px;display:flex;justify-content:space-between;gap:20px;color:#9e8c9e;font-size:12px}
        @media (max-width:1023px){
            .nav-wrap{gap:16px}.brand{min-width:205px}.main-nav a{padding:9px 8px;font-size:13px}
            .hero-grid,.feature-layout,.experience-grid,.steps-layout{gap:34px}
            .experience-grid{grid-template-columns:1fr 1fr}
            .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
        }
        @media (max-width:767px){
            .container{width:min(100% - 32px,600px)}
            .nav-wrap{height:68px;justify-content:space-between}
            .brand{min-width:0;max-width:265px}.brand-text{font-size:13px}
            .brand-text small{font-size:10px}.brand-mark{width:35px;height:35px}
            .menu-toggle{display:block}
            .main-nav{display:none;position:absolute;left:16px;right:16px;top:76px;background:#fff;border:1px solid var(--line);border-radius:15px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:3px}
            .main-nav.open{display:flex}.main-nav a{padding:12px 14px}.nav-download{margin-left:0!important;text-align:center}
            .hero-inner{padding:38px 0 54px}.breadcrumb{margin-bottom:20px}
            .hero-grid,.feature-layout,.experience-grid,.steps-layout{grid-template-columns:1fr}
            h1{font-size:40px}.hero-copy>p{font-size:16px}
            .simulator-preview{transform:none;margin-top:10px}.screen{min-height:280px}
            .section{padding:62px 0}.section-head{display:block;margin-bottom:25px}.section-head p{margin-top:12px}
            .feature-panel{min-height:255px;padding:27px}.device-board{padding:16px}
            .device-line{grid-template-columns:85px 1fr 57px;font-size:12px;padding:11px 9px}
            .steps-intro h2{font-size:31px}.cta-content{display:block}.cta-actions{margin-top:24px;flex-wrap:wrap}
            .footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-brand{grid-column:1/-1}
            .copyright{display:block}.copyright span{display:block;margin-top:5px}
        }
        @media (max-width:520px){
            .hero-actions .btn{width:100%}.game-grid{grid-template-columns:1fr 1fr;gap:9px}.game-tile{padding:11px;min-height:100px}
            .game-tile.featured{grid-row:span 2}.screen{padding:14px}.screen-title{font-size:15px}
            .cta-content h2{font-size:27px}.footer-grid{grid-template-columns:1fr}
            .footer-brand{grid-column:auto}.faq-question{font-size:15px}
        }

/* roulang page: category3 */
:root{
        --berry:#702451;
        --berry-deep:#431638;
        --berry-soft:#f1e5ee;
        --coral:#f06d4f;
        --coral-dark:#d85239;
        --teal:#4e9b91;
        --ink:#29242b;
        --muted:#756d76;
        --paper:#fffdfb;
        --lavender:#f6f1f6;
        --line:#e9dfe6;
        --dark:#241a2d;
        --shadow:0 18px 45px rgba(67,22,56,.11);
        --shadow-soft:0 8px 24px rgba(67,22,56,.07);
        --radius:18px;
        --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(255,253,251,.95);backdrop-filter:blur(14px);border-bottom:1px solid rgba(233,223,230,.85)}
    .nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
    .brand{display:flex;align-items:center;gap:11px;min-width:235px}
    .brand-mark{width:39px;height:39px;border-radius:12px;background:var(--berry);color:#fff;display:grid;place-items:center;font-weight:900;font-size:18px;box-shadow:5px 5px 0 #e9cadc}
    .brand-text{font-size:15px;font-weight:800;line-height:1.25;letter-spacing:-.02em}
    .brand-text small{display:block;color:var(--muted);font-size:11px;font-weight:600;margin-top:2px}
    .main-nav{display:flex;align-items:center;gap:4px;flex:1}
    .main-nav a{position:relative;padding:10px 13px;font-size:14px;color:#615963;border-radius:10px;white-space:nowrap;transition:.2s ease}
    .main-nav a:hover,.main-nav a.active{color:var(--berry);background:var(--berry-soft)}
    .main-nav a.active:after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:3px;border-radius:4px;background:var(--coral)}
    .nav-download{background:var(--coral)!important;color:#fff!important;padding:11px 17px!important;font-weight:800!important;margin-left:auto}
    .nav-download:hover{background:var(--coral-dark)!important;transform:translateY(-2px)}
    .menu-toggle{display:none;border:0;background:var(--berry-soft);color:var(--berry);width:42px;height:42px;border-radius:11px;font-size:22px}
    .hero{padding:76px 0 70px;background:linear-gradient(180deg,#fffaf8 0%,#f7eff5 100%)}
    .hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--berry);font-size:13px;font-weight:800;letter-spacing:.06em}
    .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;background:var(--coral);border-radius:4px}
    h1{font-size:clamp(36px,5vw,62px);line-height:1.15;letter-spacing:-.06em;color:var(--berry-deep);margin:17px 0 20px;font-weight:900}
    .hero-copy>p{font-size:18px;color:var(--muted);max-width:610px;margin:0 0 28px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:12px;padding:13px 21px;font-weight:800;font-size:14px;transition:.2s ease}
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 8px 18px rgba(240,109,79,.2)}
    .btn-primary:hover{background:var(--coral-dark);transform:translateY(-2px);box-shadow:0 12px 22px rgba(240,109,79,.25)}
    .btn-secondary{background:#fff;color:var(--berry);border-color:#d9c4d4}
    .btn-secondary:hover{background:var(--berry-soft);border-color:var(--berry);transform:translateY(-2px)}
    .btn:focus-visible,.main-nav a:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(240,109,79,.45);outline-offset:3px}
    .hero-notes{display:flex;flex-wrap:wrap;gap:10px;margin-top:27px}
    .pill{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:#fff;padding:7px 11px;border-radius:9px;color:var(--muted);font-size:12px}
    .playboard{background:var(--dark);border-radius:24px;padding:22px;box-shadow:var(--shadow);color:#fff;position:relative;overflow:hidden}
    .playboard:before{content:"";position:absolute;width:240px;height:240px;border:1px solid rgba(240,109,79,.3);border-radius:50%;right:-80px;top:-90px}
    .board-top{display:flex;justify-content:space-between;align-items:center;color:#d8c8d5;font-size:12px;border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:15px}
    .status{display:inline-flex;align-items:center;gap:7px;color:#b9e3d9}
    .status i{width:8px;height:8px;border-radius:50%;background:var(--teal);display:inline-block}
    .screen{margin:20px 0;background:#34263d;border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:23px;min-height:205px;position:relative}
    .screen-label{color:#e9bfd8;font-size:12px}
    .screen h2{font-size:27px;line-height:1.25;margin:15px 0 10px}
    .screen p{font-size:13px;color:#cbbdca;margin:0;max-width:270px}
    .screen-grid{position:absolute;right:20px;bottom:19px;display:grid;grid-template-columns:repeat(3,18px);gap:6px}
    .screen-grid span{height:18px;border-radius:4px;background:var(--coral)}
    .screen-grid span:nth-child(2n){background:#9b6a95}.screen-grid span:nth-child(3n){background:var(--teal)}
    .board-actions{display:flex;gap:10px}.board-actions div{flex:1;border:1px solid rgba(255,255,255,.14);border-radius:10px;padding:10px 12px;color:#d8c8d5;font-size:12px}
    .board-actions strong{display:block;color:#fff;font-size:15px}
    .section{padding:88px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:34px}
    .section-head h2{margin:10px 0 0;color:var(--berry-deep);font-size:clamp(28px,3vw,40px);line-height:1.25;letter-spacing:-.04em}
    .section-head p{color:var(--muted);max-width:480px;margin:0}
    .entry-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:18px}
    .entry-main,.entry-small{border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:.25s ease;position:relative;overflow:hidden}
    .entry-main{padding:34px;min-height:270px;background:var(--berry);color:#fff}
    .entry-main:hover,.entry-small:hover,.tag-panel:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .entry-main:after{content:"试玩";position:absolute;right:23px;bottom:-28px;font-size:115px;font-weight:900;color:rgba(255,255,255,.07)}
    .entry-main h3,.entry-small h3{margin:0 0 8px;font-size:20px}
    .entry-main p,.entry-small p{margin:0;color:var(--muted);font-size:14px}
    .entry-main p{color:#ead8e5;max-width:410px}
    .entry-small{padding:25px;display:flex;flex-direction:column;justify-content:space-between;min-height:126px}
    .entry-stack{display:grid;gap:18px}
    .text-link{display:inline-flex;align-items:center;gap:8px;color:var(--coral);font-size:13px;font-weight:800;margin-top:17px}
    .entry-main .text-link{color:#ffd0bd}
    .tag-section{background:var(--lavender)}
    .tag-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:42px;align-items:start}
    .tag-intro h2{font-size:34px;line-height:1.3;color:var(--berry-deep);margin:12px 0}
    .tag-intro p{color:var(--muted);margin:0}
    .tag-board{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .tag-panel{background:#fff;border:1px solid var(--line);border-radius:15px;padding:20px;transition:.25s ease}
    .tag-panel strong{display:block;color:var(--berry-deep);font-size:17px;margin-bottom:7px}
    .tag-panel p{font-size:13px;color:var(--muted);margin:0 0 14px}
    .badge{display:inline-flex;padding:5px 9px;border-radius:7px;font-size:11px;font-weight:800;background:var(--berry-soft);color:var(--berry)}
    .badge.teal{background:#e3f1ee;color:#33786f}.badge.coral{background:#fff0eb;color:#c34e36}
    .experience{background:var(--dark);color:#fff}
    .experience .section-kicker{color:#f2b5d4}.experience .section-head h2{color:#fff}.experience .section-head p{color:#cbbdca}
    .experience-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:50px;align-items:center}
    .feature-list{display:grid;gap:18px}
    .feature-row{display:grid;grid-template-columns:48px 1fr;gap:17px;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.12)}
    .feature-row:last-child{border-bottom:0}
    .feature-number{width:42px;height:42px;border-radius:12px;background:#54314e;color:#ffc1ac;display:grid;place-items:center;font-weight:900}
    .feature-row h3{margin:0 0 4px;font-size:17px}.feature-row p{margin:0;color:#cbbdca;font-size:14px}
    .guide-panel{background:#33253b;border:1px solid rgba(255,255,255,.13);border-radius:20px;padding:28px}
    .guide-head{display:flex;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:18px;margin-bottom:5px}
    .guide-head span{color:#cbbdca;font-size:12px}.guide-head strong{color:#ffd0bd}
    .guide-step{display:flex;align-items:center;gap:17px;padding:18px 0;border-bottom:1px solid rgba(255,255,255,.1)}
    .guide-step:last-child{border:0}.guide-step b{width:30px;height:30px;border-radius:50%;background:var(--coral);display:grid;place-items:center;font-size:13px}
    .guide-step div{font-size:14px}.guide-step small{display:block;color:#bcaebe;font-size:12px;margin-top:2px}
    .updates{padding-top:76px}.update-list{border-top:1px solid var(--line)}
    .update-item{display:grid;grid-template-columns:115px 1fr 120px;gap:24px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}
    .update-item time{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}.update-item h3{font-size:17px;color:var(--berry-deep);margin:0 0 3px}.update-item p{margin:0;color:var(--muted);font-size:13px}.update-item .text-link{margin:0;justify-self:end}
    .download-section{background:#fbf5f1}.download-card{display:grid;grid-template-columns:.8fr 1.2fr;gap:40px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:24px;padding:35px;box-shadow:var(--shadow-soft)}
    .download-card h2{font-size:31px;color:var(--berry-deep);margin:10px 0 12px;line-height:1.3}.download-card p{color:var(--muted);margin:0 0 20px}
    .device-frame{background:var(--berry-deep);border-radius:22px;padding:16px;max-width:230px;margin:auto;transform:rotate(-3deg);box-shadow:9px 12px 0 #edd6df}
    .device-screen{background:#f9eef4;border-radius:14px;padding:18px 13px;min-height:235px;color:var(--berry)}.device-screen b{font-size:15px}.device-screen em{display:block;margin-top:27px;background:var(--coral);height:70px;border-radius:11px;font-style:normal}.device-screen span{display:block;height:9px;background:#d8b9ce;border-radius:5px;margin-top:14px;width:70%}
    .download-meta{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}.download-meta span{background:var(--berry-soft);color:var(--berry);padding:6px 9px;border-radius:7px;font-size:12px;font-weight:700}
    .faq{background:var(--lavender)}.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%;display:flex;justify-content:space-between;align-items:center;border:0;background:transparent;text-align:left;padding:20px 4px;color:var(--berry-deep);font-size:16px;font-weight:800}.faq-question span{font-size:22px;color:var(--coral);transition:.2s}.faq-answer{display:none;color:var(--muted);font-size:14px;padding:0 38px 20px 4px}.faq-item.open .faq-answer{display:block}.faq-item.open .faq-question span{transform:rotate(45deg)}
    .cta{padding:62px 0;background:var(--berry-deep);color:#fff}.cta-box{display:flex;justify-content:space-between;align-items:center;gap:28px}.cta h2{margin:0 0 8px;font-size:32px;line-height:1.3}.cta p{margin:0;color:#d9c7d5}.cta .btn-secondary{background:#fff;border-color:#fff}
    footer{background:#1f1725;color:#fff;padding:58px 0 22px}.footer-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr 1fr;gap:35px}.footer-brand{font-size:16px;font-weight:800}.footer-brand p{color:#bcaebe;font-size:13px;font-weight:400;max-width:290px;margin-top:12px}.footer-col h3{font-size:14px;margin:0 0 13px;color:#f4c3ae}.footer-col a{display:block;color:#bcaebe;font-size:13px;margin:8px 0;transition:.2s}.footer-col a:hover{color:#fff;padding-left:3px}.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:42px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;color:#968797;font-size:11px}
    @media(max-width:1023px){.nav-wrap{gap:15px}.brand{min-width:205px}.main-nav a{padding:9px 8px;font-size:13px}.hero-grid,.experience-grid,.tag-layout,.download-card{gap:30px}}
    @media(max-width:767px){.container{width:min(100% - 32px,var(--container))}.nav-wrap{height:68px;justify-content:space-between}.brand{min-width:0}.brand-text{font-size:13px;max-width:205px}.menu-toggle{display:block}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;padding:13px 16px 18px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--shadow-soft);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{width:100%;padding:12px 14px}.main-nav a.active:after{left:14px;right:auto;width:28px}.nav-download{margin-left:0!important;text-align:center}.hero{padding:54px 0 48px}.hero-grid,.entry-layout,.tag-layout,.experience-grid,.download-card{grid-template-columns:1fr}.hero-copy>p{font-size:16px}.playboard{margin-top:5px}.section{padding:62px 0}.section-head{display:block;margin-bottom:25px}.section-head p{margin-top:12px}.entry-stack{grid-template-columns:1fr}.tag-board{grid-template-columns:1fr}.update-item{grid-template-columns:1fr;gap:5px;padding:18px 0}.update-item .text-link{justify-self:start;margin-top:5px}.download-card{padding:24px}.device-frame{order:2}.cta-box{display:block}.cta .btn{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-brand{grid-column:1/-1}.copyright{display:block}.copyright span{display:block;margin:6px 0}}
    @media(max-width:520px){h1{font-size:37px}.hero-notes{gap:7px}.pill{font-size:11px}.board-actions{display:grid;grid-template-columns:1fr 1fr}.board-actions div:last-child{grid-column:1/-1}.cta h2{font-size:27px}.footer-grid{grid-template-columns:1fr}}

/* roulang page: category4 */
:root{
            --berry:#702451;
            --berry-deep:#431638;
            --berry-soft:#f1e5ee;
            --coral:#f06d4f;
            --coral-dark:#d85239;
            --teal:#4e9b91;
            --ink:#29242b;
            --muted:#756d76;
            --paper:#fffdfb;
            --lavender:#f6f1f6;
            --line:#e9dfe6;
            --dark:#241a2d;
            --shadow:0 18px 45px rgba(67,22,56,.11);
            --shadow-soft:0 8px 24px rgba(67,22,56,.07);
            --radius:18px;
            --container:1200px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.7}
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
        .site-header{position:sticky;top:0;z-index:20;background:rgba(255,253,251,.95);backdrop-filter:blur(14px);border-bottom:1px solid rgba(233,223,230,.85)}
        .nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
        .brand{display:flex;align-items:center;gap:11px;min-width:235px}
        .brand-mark{width:39px;height:39px;border-radius:12px;background:var(--berry);color:#fff;display:grid;place-items:center;font-weight:900;font-size:18px;box-shadow:5px 5px 0 #e9cadc}
        .brand-text{font-size:15px;font-weight:800;line-height:1.25;letter-spacing:-.02em}
        .brand-text small{display:block;color:var(--muted);font-size:11px;font-weight:600;margin-top:2px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{position:relative;padding:10px 13px;font-size:14px;color:#615963;border-radius:10px;white-space:nowrap;transition:.2s ease}
        .main-nav a:hover,.main-nav a.active{color:var(--berry);background:var(--berry-soft)}
        .main-nav a.active:after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:3px;border-radius:4px;background:var(--coral)}
        .nav-download{background:var(--coral)!important;color:#fff!important;padding:11px 17px!important;font-weight:800!important;margin-left:auto}
        .nav-download:hover{background:var(--coral-dark)!important;transform:translateY(-2px)}
        .menu-toggle{display:none;border:0;background:var(--berry-soft);color:var(--berry);width:42px;height:42px;border-radius:11px;font-size:22px}
        .hero{padding:74px 0 62px;background:linear-gradient(180deg,#fffaf8 0%,#f7eff5 100%)}
        .hero-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:66px;align-items:center}
        .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--berry);font-size:13px;font-weight:800;letter-spacing:.06em}
        .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;background:var(--coral);border-radius:4px}
        h1{font-size:clamp(36px,5vw,64px);line-height:1.15;letter-spacing:-.055em;color:var(--berry-deep);margin:16px 0 20px;font-weight:900}
        .hero-copy p{font-size:18px;color:var(--muted);max-width:650px;margin:0 0 28px}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:12px;padding:13px 21px;font-weight:800;font-size:14px;transition:.2s ease}
        .btn-primary{background:var(--coral);color:#fff;box-shadow:0 8px 18px rgba(240,109,79,.2)}
        .btn-primary:hover{background:var(--coral-dark);color:#fff;transform:translateY(-2px)}
        .btn-secondary{background:#fff;color:var(--berry);border-color:#d9c4d4}
        .btn-secondary:hover{background:var(--berry-soft);border-color:var(--berry);transform:translateY(-2px)}
        .btn:focus-visible,.main-nav a:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(240,109,79,.45);outline-offset:3px}
        .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
        .hero-notes{display:flex;flex-wrap:wrap;gap:10px;margin-top:27px}
        .pill{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:#fff;padding:7px 11px;border-radius:9px;color:var(--muted);font-size:12px}
        .pill b{width:7px;height:7px;background:var(--teal);border-radius:50%}
        .route-board{background:var(--dark);border-radius:24px;padding:24px;color:#fff;box-shadow:var(--shadow);position:relative;overflow:hidden}
        .route-board:before{content:"";position:absolute;width:210px;height:210px;border:1px solid rgba(255,255,255,.1);border-radius:50%;right:-75px;top:-65px}
        .board-top{display:flex;justify-content:space-between;align-items:center;color:#cbbdca;font-size:12px;border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:18px}
        .board-status{color:#a9ded4;display:flex;gap:7px;align-items:center}
        .board-status:before{content:"";width:7px;height:7px;background:var(--teal);border-radius:50%}
        .route-list{display:grid;gap:10px;margin-top:18px}
        .route-item{display:grid;grid-template-columns:42px 1fr auto;align-items:center;gap:12px;padding:13px;border-radius:13px;background:#34253c;border:1px solid transparent;transition:.2s}
        .route-item:hover{border-color:#9b5f82;background:#3e2a46;transform:translateX(3px)}
        .route-icon{width:36px;height:36px;border-radius:10px;background:#57324f;display:grid;place-items:center;color:#ffc1ac;font-weight:900}
        .route-item strong{display:block;font-size:14px}
        .route-item span{display:block;color:#bcaeba;font-size:11px}
        .route-arrow{color:#f7a58d;font-size:20px}
        .section{padding:88px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:32px}
        .section-head h2{margin:10px 0 0;color:var(--berry-deep);font-size:clamp(27px,3vw,40px);line-height:1.25;letter-spacing:-.04em}
        .section-head p{color:var(--muted);max-width:500px;margin:0}
        .directory{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
        .directory-main,.directory-side{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:30px;box-shadow:var(--shadow-soft)}
        .directory-main{background:var(--berry);color:#fff;min-height:270px}
        .directory-main h3{font-size:25px;margin:0 0 10px}
        .directory-main p{color:#ead8e5;max-width:600px;margin:0 0 24px}
        .directory-side{display:flex;flex-direction:column;justify-content:center;gap:18px;background:#fff8f5}
        .directory-side h3{color:var(--berry-deep);margin:0;font-size:20px}
        .mini-route{display:flex;gap:12px;align-items:flex-start}
        .mini-route i{font-style:normal;background:var(--berry-soft);color:var(--berry);width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-weight:800;font-size:13px;flex:none}
        .mini-route p{margin:0;color:var(--muted);font-size:14px}
        .info-section{background:var(--lavender)}
        .info-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:52px;align-items:start}
        .info-intro h2{font-size:36px;line-height:1.25;color:var(--berry-deep);margin:12px 0}
        .info-intro p{color:var(--muted);margin:0}
        .info-panel{background:#fff;border:1px solid var(--line);border-radius:20px;padding:10px 25px;box-shadow:var(--shadow-soft)}
        .info-row{display:grid;grid-template-columns:94px 1fr 26px;gap:18px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}
        .info-row:last-child{border-bottom:0}
        .info-row time{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
        .info-row strong{font-size:15px;color:var(--berry-deep)}
        .info-row span{color:var(--coral);font-size:20px}
        .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
        .step{padding:26px 24px 27px;border-right:1px solid var(--line)}
        .step:last-child{border-right:0}
        .step-num{color:var(--coral);font-size:13px;font-weight:900;letter-spacing:.08em}
        .step h3{font-size:17px;color:var(--berry-deep);margin:10px 0 5px}
        .step p{font-size:13px;color:var(--muted);margin:0}
        .faq-wrap{max-width:850px;margin:0 auto}
        .faq-item{border-top:1px solid var(--line)}
        .faq-item:last-child{border-bottom:1px solid var(--line)}
        .faq-question{width:100%;border:0;background:none;text-align:left;padding:21px 5px;color:var(--berry-deep);font-weight:800;display:flex;justify-content:space-between;align-items:center}
        .faq-question span{font-size:23px;color:var(--coral);transition:.2s}
        .faq-answer{display:none;padding:0 38px 21px 5px;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(--berry-deep);color:#fff;padding:45px 0}
        .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:25px}
        .cta h2{font-size:30px;line-height:1.3;margin:0 0 8px}
        .cta p{color:#d8c4d3;margin:0}
        footer{background:#211827;color:#fff;padding:54px 0 24px}
        .footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:35px}
        .footer-brand{font-weight:800;font-size:16px;line-height:1.5}
        .footer-brand p{font-size:13px;font-weight:400;color:#bbaebb;max-width:280px;margin:12px 0 0}
        .footer-col{display:flex;flex-direction:column;gap:8px}
        .footer-col h3{font-size:14px;margin:0 0 7px;color:#f3c3b6}
        .footer-col a{font-size:13px;color:#c8bcc7;transition:.2s}
        .footer-col a:hover{color:#fff;transform:translateX(3px)}
        .copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;color:#978a9a;font-size:12px}
        @media(max-width:1023px){
            .nav-wrap{gap:14px}.brand{min-width:210px}.main-nav a{padding:9px 8px;font-size:13px}
            .hero-layout,.info-grid{grid-template-columns:1fr;gap:35px}.hero{padding-top:55px}
            .steps{grid-template-columns:repeat(2,1fr)}.step:nth-child(2){border-right:0}.step:nth-child(-n+2){border-bottom:1px solid var(--line)}
            .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
        }
        @media(max-width:767px){
            .container{width:min(100% - 32px,var(--container))}
            .nav-wrap{height:68px;justify-content:space-between}.brand{min-width:0}.brand-text{font-size:13px;max-width:190px}.brand-text small{font-size:10px}
            .menu-toggle{display:block}.main-nav{display:none;position:absolute;left:16px;right:16px;top:75px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
            .main-nav.open{display:flex}.main-nav a{width:100%;padding:12px 14px}.nav-download{margin-left:0!important;text-align:center}
            .hero{padding:48px 0 45px}.hero-copy p{font-size:16px}h1{font-size:39px}
            .section{padding:62px 0}.section-head{display:block}.section-head p{margin-top:12px}
            .directory{grid-template-columns:1fr}.directory-main,.directory-side{padding:24px}
            .info-grid{gap:28px}.info-intro h2{font-size:30px}.info-panel{padding:5px 18px}.info-row{grid-template-columns:72px 1fr 20px;gap:10px}
            .steps{grid-template-columns:1fr}.step{border-right:0!important;border-bottom:1px solid var(--line)}.step:last-child{border-bottom:0}
            .cta-inner{display:block}.cta h2{font-size:25px;margin-bottom:12px}.cta .btn{margin-top:22px}
            .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.copyright{display:block;line-height:2}
        }
        @media(max-width:520px){.hero-actions .btn{width:100%}.route-board{padding:18px}.directory-main h3{font-size:22px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}}

/* roulang page: category5 */
:root{
            --berry:#702451;
            --berry-deep:#431638;
            --berry-soft:#f1e5ee;
            --coral:#f06d4f;
            --coral-dark:#d85239;
            --teal:#4e9b91;
            --ink:#29242b;
            --muted:#756d76;
            --paper:#fffdfb;
            --lavender:#f6f1f6;
            --line:#e9dfe6;
            --dark:#241a2d;
            --shadow:0 18px 45px rgba(67,22,56,.11);
            --shadow-soft:0 8px 24px rgba(67,22,56,.07);
            --radius:18px;
            --container:1200px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.7}
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
        .site-header{position:sticky;top:0;z-index:20;background:rgba(255,253,251,.95);backdrop-filter:blur(14px);border-bottom:1px solid rgba(233,223,230,.85)}
        .nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
        .brand{display:flex;align-items:center;gap:11px;min-width:235px}
        .brand-mark{width:39px;height:39px;border-radius:12px;background:var(--berry);color:#fff;display:grid;place-items:center;font-weight:900;font-size:18px;box-shadow:5px 5px 0 #e9cadc}
        .brand-text{font-size:15px;font-weight:800;line-height:1.25;letter-spacing:-.02em}
        .brand-text small{display:block;color:var(--muted);font-size:11px;font-weight:600;margin-top:2px}
        .main-nav{display:flex;align-items:center;gap:4px;flex:1}
        .main-nav a{position:relative;padding:10px 13px;font-size:14px;color:#615963;border-radius:10px;white-space:nowrap;transition:.2s ease}
        .main-nav a:hover,.main-nav a.active{color:var(--berry);background:var(--berry-soft)}
        .main-nav a.active:after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:3px;border-radius:4px;background:var(--coral)}
        .nav-download{background:var(--coral)!important;color:#fff!important;padding:11px 17px!important;font-weight:800!important;margin-left:auto}
        .nav-download:hover{background:var(--coral-dark)!important;transform:translateY(-2px)}
        .menu-toggle{display:none;border:0;background:var(--berry-soft);color:var(--berry);width:42px;height:42px;border-radius:11px;font-size:22px}
        .hero{padding:76px 0 68px;background:linear-gradient(180deg,#fffaf8 0%,#f7eff5 100%)}
        .hero-grid{display:grid;grid-template-columns:1fr .92fr;gap:76px;align-items:center}
        .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--berry);font-size:13px;font-weight:800;letter-spacing:.06em}
        .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;background:var(--coral);border-radius:4px}
        h1{font-size:clamp(36px,5vw,62px);line-height:1.14;letter-spacing:-.055em;color:var(--berry-deep);margin:17px 0 22px;font-weight:900}
        .hero-copy>p{font-size:18px;color:var(--muted);max-width:620px;margin:0 0 29px}
        .actions{display:flex;flex-wrap:wrap;gap:12px}
        .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:12px;padding:13px 21px;font-weight:800;font-size:14px;transition:.2s ease}
        .btn-primary{background:var(--coral);color:#fff;box-shadow:0 8px 18px rgba(240,109,79,.2)}
        .btn-primary:hover{background:var(--coral-dark);transform:translateY(-2px)}
        .btn-secondary{background:#fff;color:var(--berry);border-color:#d9c4d4}
        .btn-secondary:hover{background:var(--berry-soft);border-color:var(--berry);transform:translateY(-2px)}
        .btn:focus-visible,.main-nav a:focus-visible,.faq-question:focus-visible{outline:3px solid rgba(240,109,79,.45);outline-offset:3px}
        .hero-notes{display:flex;flex-wrap:wrap;gap:10px;margin-top:27px}
        .pill{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:#fff;padding:7px 11px;border-radius:9px;color:var(--muted);font-size:12px}
        .device-stage{min-height:385px;position:relative;background:var(--dark);border-radius:28px;padding:27px;overflow:hidden;box-shadow:var(--shadow)}
        .device-stage:before{content:"";position:absolute;width:230px;height:230px;border:1px solid rgba(255,255,255,.12);border-radius:50%;right:-65px;top:-62px}
        .device-stage:after{content:"";position:absolute;inset:20px;border:1px solid rgba(255,255,255,.08);border-radius:20px;pointer-events:none}
        .device-top{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;color:#ead8e5;font-size:12px}
        .status{display:inline-flex;align-items:center;gap:7px;color:#bde0d9}
        .status i{width:8px;height:8px;border-radius:50%;background:var(--teal);display:block}
        .phone{position:absolute;z-index:2;right:42px;bottom:-48px;width:178px;height:330px;background:#f8edf4;border:7px solid #39243d;border-radius:25px;padding:13px;box-shadow:0 14px 0 rgba(0,0,0,.14)}
        .phone-notch{height:12px;width:58px;border-radius:8px;background:#39243d;margin:0 auto 14px}
        .screen-label{font-size:10px;color:var(--berry);font-weight:800}
        .screen-title{height:50px;background:var(--berry);border-radius:10px;margin:8px 0 12px;color:#fff;padding:10px;font-size:13px;font-weight:800}
        .screen-row{height:38px;border-radius:8px;background:#fff;margin:8px 0;border:1px solid #ead9e4}
        .screen-row:before{content:"";display:block;width:62%;height:7px;background:#dfc3d4;border-radius:4px;margin:15px 10px}
        .stage-copy{position:relative;z-index:1;width:58%;margin-top:56px;color:#fff}
        .stage-copy h2{font-size:28px;line-height:1.25;margin:0 0 10px}
        .stage-copy p{color:#cbbdca;font-size:14px;margin:0}
        .stage-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:28px}
        .stage-tags span{border:1px solid rgba(255,255,255,.18);color:#f5dce9;border-radius:7px;padding:6px 9px;font-size:11px}
        .section{padding:88px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:34px}
        .section-head h2{margin:10px 0 0;color:var(--berry-deep);font-size:clamp(27px,3vw,40px);line-height:1.25;letter-spacing:-.04em}
        .section-head p{color:var(--muted);max-width:500px;margin:0}
        .download-panel{display:grid;grid-template-columns:.8fr 1.2fr;gap:42px;background:#fff;border:1px solid var(--line);border-radius:24px;padding:38px;box-shadow:var(--shadow-soft)}
        .download-panel h2{color:var(--berry-deep);font-size:31px;line-height:1.3;margin:10px 0 13px}
        .download-panel p{color:var(--muted);margin:0 0 20px}
        .download-meta{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}
        .download-meta span{background:var(--berry-soft);color:var(--berry);padding:6px 10px;border-radius:7px;font-size:12px;font-weight:700}
        .access-card{background:var(--lavender);border-radius:16px;padding:22px}
        .access-card h3{font-size:17px;color:var(--berry-deep);margin:0 0 14px}
        .access-line{display:flex;gap:13px;align-items:flex-start;padding:13px 0;border-bottom:1px solid var(--line)}
        .access-line:last-child{border-bottom:0}
        .access-icon{width:31px;height:31px;flex:0 0 31px;display:grid;place-items:center;border-radius:9px;background:#fff;color:var(--berry);font-weight:900}
        .access-line strong{display:block;font-size:14px;color:var(--ink)}
        .access-line small{display:block;color:var(--muted);font-size:12px;margin-top:2px}
        .device-preview{display:flex;align-items:end;justify-content:center;min-height:270px;background:var(--berry);border-radius:18px;padding:25px;position:relative;overflow:hidden}
        .device-preview:after{content:"PG";position:absolute;right:18px;top:-18px;color:rgba(255,255,255,.08);font-size:130px;font-weight:900}
        .tablet{width:255px;height:174px;border:8px solid #332136;background:#f7edf4;border-radius:14px;position:relative;z-index:1;padding:13px;box-shadow:12px 12px 0 rgba(36,26,45,.32)}
        .tablet-bar{height:22px;border-radius:5px;background:var(--coral);margin-bottom:11px}
        .tablet-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:8px}
        .tablet-grid div{height:82px;border-radius:7px;background:#dfc4d5}
        .tablet-grid div:last-child{background:#fff}
        .feature-band{background:var(--dark);color:#fff}
        .feature-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:65px;align-items:center}
        .feature-band h2{font-size:37px;line-height:1.25;margin:10px 0 18px}
        .feature-band p{color:#cbbdca}
        .check-list{display:grid;gap:12px;margin:27px 0 0;padding:0;list-style:none}
        .check-list li{display:flex;gap:12px;align-items:flex-start;color:#f7eaf2;font-size:15px}
        .check-list li:before{content:"✓";color:#ffc1ac;font-weight:900}
        .step-list{display:grid;gap:0;border-top:1px solid var(--line)}
        .step{display:grid;grid-template-columns:70px 1fr 210px;gap:24px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}
        .step-no{font-size:28px;color:var(--coral);font-weight:900;font-family:monospace}
        .step h3{margin:0 0 4px;color:var(--berry-deep);font-size:18px}
        .step p{margin:0;color:var(--muted);font-size:14px}
        .step-tip{font-size:12px;color:var(--teal);font-weight:800;text-align:right}
        .faq-wrap{max-width:860px;margin:0 auto}
        .faq-item{border-top:1px solid var(--line)}
        .faq-item:last-child{border-bottom:1px solid var(--line)}
        .faq-question{width:100%;border:0;background:transparent;text-align:left;padding:21px 4px;color:var(--berry-deep);font-weight:800;font-size:16px;display:flex;justify-content:space-between;align-items:center}
        .faq-question span{color:var(--coral);font-size:22px}
        .faq-answer{padding:0 40px 21px 4px;color:var(--muted);font-size:14px}
        .cta{background:var(--berry-deep);color:#fff;border-radius:24px;padding:43px 48px;display:flex;justify-content:space-between;align-items:center;gap:30px}
        .cta h2{margin:0 0 8px;font-size:30px;line-height:1.3}
        .cta p{margin:0;color:#d8c5d2}
        footer{background:#241a2d;color:#fff;padding:58px 0 25px}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}
        .footer-brand{font-size:16px;font-weight:800;line-height:1.5}
        .footer-brand p{font-size:13px;color:#cbbdca;font-weight:400;max-width:290px;margin-top:13px}
        .footer-col{display:flex;flex-direction:column;gap:9px}
        .footer-col h3{font-size:14px;color:#ffd0bd;margin:0 0 8px}
        .footer-col a{font-size:13px;color:#cbbdca;transition:.2s}
        .footer-col a:hover{color:#fff}
        .copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:39px;padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#aa9daa;font-size:12px}
        @media(max-width:1023px){
            .nav-wrap{gap:15px}.brand{min-width:205px}.main-nav a{padding:9px 7px;font-size:13px}
            .hero-grid,.feature-grid{gap:38px}.download-panel{gap:25px}
        }
        @media(max-width:767px){
            .container{width:min(100% - 32px,560px)}
            .nav-wrap{height:68px;justify-content:space-between}.brand{min-width:0}.brand-text{font-size:13px;max-width:205px}
            .main-nav{display:none;position:absolute;left:16px;right:16px;top:76px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
            .main-nav.open{display:flex}.main-nav a{padding:12px 14px}.nav-download{margin-left:0!important;text-align:center}
            .menu-toggle{display:block}.hero{padding:52px 0 44px}.hero-grid,.feature-grid,.download-panel{grid-template-columns:1fr}
            h1{font-size:40px}.hero-copy>p{font-size:16px}.device-stage{min-height:345px}.phone{right:20px;transform:scale(.84);transform-origin:bottom right}
            .stage-copy{width:63%;margin-top:48px}.stage-copy h2{font-size:24px}
            .section{padding:62px 0}.section-head{display:block;margin-bottom:25px}.section-head p{margin-top:12px}
            .download-panel{padding:22px}.download-panel h2{font-size:27px}.feature-band h2{font-size:29px}
            .step{grid-template-columns:50px 1fr;gap:14px}.step-tip{grid-column:2;text-align:left}
            .cta{display:block;padding:30px 24px}.cta .btn{margin-top:22px;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-top:6px}
        }
        @media(max-width:520px){
            .brand-text small{display:none}.brand-text{max-width:180px}.hero-actions .btn{width:100%}
            .device-stage{padding:20px}.phone{right:5px}.stage-copy{width:68%}
            .footer-grid{grid-template-columns:1fr}
        }

/* 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}