/* roulang page: index */
:root{
      --ink:#161b29;
      --ink-soft:#343b4d;
      --muted:#6d7587;
      --line:#e5e8ef;
      --paper:#ffffff;
      --mist:#f5f7fb;
      --navy:#131927;
      --navy-2:#202a42;
      --violet:#6c4cff;
      --violet-deep:#4f32dc;
      --aqua:#00c7b5;
      --gold:#f8b84e;
      --rose:#f25f72;
      --shadow:0 16px 45px rgba(24,32,54,.11);
      --shadow-lg:0 28px 72px rgba(9,14,31,.22);
      --radius:20px;
      --radius-sm:13px;
      --container:1180px;
      --ease:all .24s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
    body.menu-open{overflow:hidden}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    ::selection{background:rgba(108,76,255,.18);color:var(--ink)}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
    .topbar{background:#0d1220;color:#dce2f2;font-size:12px}
    .topbar .container{height:35px;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .topbar-note{display:flex;align-items:center;gap:8px;white-space:nowrap}
    .status-dot{width:7px;height:7px;border-radius:50%;background:var(--aqua);box-shadow:0 0 0 4px rgba(0,199,181,.13)}
    .topbar-links{display:flex;gap:18px}
    .topbar-links a{color:#b8c1d7;transition:var(--ease)}
    .topbar-links a:hover{color:#fff}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(229,232,239,.82)}
    .brand-row .container{height:77px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:25px;letter-spacing:-1px;color:var(--navy)}
    .brand-mark{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,var(--violet),#917bff);box-shadow:0 8px 18px rgba(108,76,255,.25);color:#fff;font-weight:900;font-size:17px}
    .brand small{display:block;font-size:10px;line-height:1.1;letter-spacing:1.6px;color:var(--muted);font-weight:700;margin-top:1px}
    .header-actions{display:flex;align-items:center;gap:11px}
    .search-mini{position:relative}
    .search-mini input{width:205px;padding:10px 13px 10px 35px;border:1px solid var(--line);border-radius:11px;background:#fafbfe;color:var(--ink);outline:none;transition:var(--ease);font-size:13px}
    .search-mini input:focus{border-color:var(--violet);background:#fff;box-shadow:0 0 0 4px rgba(108,76,255,.11)}
    .search-icon{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:#8991a4;font-size:15px}
    .button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:43px;padding:10px 18px;border-radius:11px;font-weight:700;font-size:14px;transition:var(--ease);white-space:nowrap}
    .button-primary{background:var(--violet);color:#fff;box-shadow:0 8px 18px rgba(108,76,255,.22)}
    .button-primary:hover{transform:translateY(-2px);background:var(--violet-deep);box-shadow:0 12px 24px rgba(108,76,255,.32)}
    .button-light{background:#fff;color:var(--navy);border:1px solid rgba(255,255,255,.5)}
    .button-light:hover{background:#f2f0ff;transform:translateY(-2px)}
    .button-outline{background:transparent;border:1px solid #cfd4e0;color:var(--ink)}
    .button-outline:hover{border-color:var(--violet);color:var(--violet);background:#f8f6ff}
    .button-small{min-height:35px;padding:7px 13px;font-size:13px;border-radius:9px}
    .channel-row{border-top:1px solid var(--line);background:#fff}
    .channel-row .container{display:flex;align-items:center;gap:8px;min-height:52px}
    .nav-label{font-size:12px;letter-spacing:1px;color:#9299a9;font-weight:800;white-space:nowrap;margin-right:5px}
    .main-nav{display:flex;align-items:center;gap:3px;overflow:auto;scrollbar-width:none}
    .main-nav::-webkit-scrollbar{display:none}
    .main-nav a{position:relative;padding:8px 12px;color:#50586a;font-weight:700;font-size:14px;white-space:nowrap;border-radius:8px;transition:var(--ease)}
    .main-nav a:hover{color:var(--violet);background:#f5f3ff}
    .main-nav a.active{color:var(--violet);background:#f0edff}
    .main-nav a.active:after{content:"";position:absolute;left:18px;right:18px;bottom:-10px;height:2px;background:var(--violet);border-radius:5px}
    .menu-toggle{display:none;background:transparent;color:var(--navy);font-size:24px;padding:5px}
    .hero{position:relative;min-height:592px;overflow:hidden;color:#fff;background:#151a2b url("/assets/images/backpic/back-1.webp") center/cover no-repeat}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,14,29,.94) 2%,rgba(17,22,41,.82) 45%,rgba(16,18,37,.5) 100%)}
    .hero:after{content:"";position:absolute;width:730px;height:730px;right:-260px;top:-360px;border-radius:50%;border:1px solid rgba(172,155,255,.38);box-shadow:0 0 0 55px rgba(137,114,255,.06),0 0 0 120px rgba(137,114,255,.04)}
    .hero .container{position:relative;z-index:1;min-height:592px;display:flex;align-items:center;padding:76px 0 112px}
    .hero-copy{max-width:760px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 11px;border:1px solid rgba(255,255,255,.22);border-radius:999px;background:rgba(255,255,255,.09);font-size:12px;font-weight:700;letter-spacing:.7px}
    .eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--gold);display:block}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(38px,5vw,66px);line-height:1.15;letter-spacing:-2.3px;margin:20px 0 19px;font-weight:900}
    .hero h1 em{font-style:normal;color:#c4b7ff}
    .hero-lead{max-width:690px;color:#e1e5f3;font-size:17px;line-height:1.9;margin-bottom:26px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .hero-actions .button{min-height:49px;padding:12px 22px}
    .count-bar{position:absolute;z-index:3;left:50%;bottom:0;transform:translate(-50%,50%);width:min(1000px,calc(100% - 48px));display:grid;grid-template-columns:1.5fr repeat(3,1fr);background:#fff;border-radius:17px;box-shadow:var(--shadow-lg);overflow:hidden;color:var(--ink)}
    .count-main{padding:18px 25px;background:var(--violet);color:#fff}
    .count-main strong{display:block;font-size:20px;line-height:1.2}
    .count-main span{font-size:13px;color:#e3ddff}
    .count-item{padding:16px 22px;border-right:1px solid var(--line)}
    .count-item:last-child{border:0}
    .count-item b{font-size:19px;color:var(--violet);display:block;line-height:1.2}
    .count-item span{font-size:12px;color:var(--muted)}
    main{overflow:hidden}
    section{position:relative}
    .section{padding:92px 0}
    .section-tight{padding:70px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:31px}
    .section-kicker{font-size:12px;color:var(--violet);font-weight:800;letter-spacing:1.4px;text-transform:uppercase;margin-bottom:8px}
    h2{font-size:clamp(27px,3.3vw,40px);line-height:1.26;letter-spacing:-1.1px;margin-bottom:10px;color:var(--navy)}
    .section-head p{max-width:650px;margin:0;color:var(--muted);font-size:15px}
    .rail-section{padding:132px 0 82px;background:var(--mist)}
    .media-rail{display:grid;grid-template-columns:1.1fr 1.1fr .8fr;gap:18px}
    .feature-tile{min-height:345px;position:relative;overflow:hidden;border-radius:var(--radius);color:#fff;background:#202a42;box-shadow:var(--shadow)}
    .feature-tile img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .6s ease}
    .feature-tile:hover img{transform:scale(1.06)}
    .feature-tile:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,14,29,.04),rgba(10,14,29,.86))}
    .tile-content{position:absolute;z-index:2;left:25px;right:25px;bottom:22px}
    .tile-badge{display:inline-block;padding:4px 9px;border-radius:999px;background:rgba(255,255,255,.19);font-size:11px;font-weight:700;backdrop-filter:blur(5px)}
    .tile-content h3{font-size:23px;line-height:1.25;margin:10px 0 6px}
    .tile-content p{font-size:13px;line-height:1.65;color:#e1e5ef;margin:0}
    .download-tile{padding:27px;background:linear-gradient(150deg,#4d37ba,#775fff);display:flex;flex-direction:column;justify-content:space-between}
    .download-tile .symbol{font-size:44px;line-height:1;color:#dcd5ff}
    .download-tile h3{font-size:26px;line-height:1.25;margin:15px 0 9px}
    .download-tile p{color:#eae7ff;font-size:14px;margin-bottom:19px}
    .download-tile .button{align-self:flex-start}
    .recommend{background:#fff}
    .recommend-grid{display:grid;grid-template-columns:1.02fr 1.32fr;gap:46px;align-items:center}
    .story-panel{background:var(--navy);border-radius:var(--radius);padding:38px;color:#fff;position:relative;overflow:hidden}
    .story-panel:before{content:"";position:absolute;width:260px;height:260px;right:-90px;top:-100px;border:38px solid rgba(124,103,255,.25);border-radius:50%}
    .story-panel>*{position:relative;z-index:1}
    .story-panel h3{font-size:28px;line-height:1.3;margin-bottom:12px}
    .story-panel p{color:#c8cede;font-size:15px}
    .check-list{list-style:none;padding:0;margin:22px 0 0}
    .check-list li{padding:11px 0;border-top:1px solid rgba(255,255,255,.13);color:#e8ebf4;font-size:14px}
    .check-list li:before{content:"✓";display:inline-grid;place-items:center;width:19px;height:19px;margin-right:10px;border-radius:50%;background:rgba(0,199,181,.18);color:#4cffe9;font-size:12px;font-weight:800}
    .recommend-list{display:grid;gap:13px}
    .recommend-card{display:grid;grid-template-columns:70px 1fr auto;align-items:center;gap:16px;padding:14px;border:1px solid var(--line);border-radius:15px;background:#fff;transition:var(--ease)}
    .recommend-card:hover{border-color:#c8beff;box-shadow:0 12px 28px rgba(76,55,184,.11);transform:translateX(4px)}
    .recommend-number{width:48px;height:48px;display:grid;place-items:center;border-radius:13px;background:#f0edff;color:var(--violet);font-size:17px;font-weight:900}
    .recommend-card h3{font-size:16px;margin:0 0 2px;color:var(--navy)}
    .recommend-card p{font-size:13px;line-height:1.55;margin:0;color:var(--muted)}
    .arrow-link{color:var(--violet);font-weight:800;font-size:19px;padding:7px}
    .playlist-section{padding:88px 0;background:#f8f9fc}
    .playlist-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}
    .playlist-card{grid-column:span 4;min-height:245px;padding:26px;border-radius:18px;border:1px solid var(--line);background:#fff;position:relative;overflow:hidden;transition:var(--ease)}
    .playlist-card:nth-child(2){grid-column:span 5;background:var(--navy);color:#fff;border-color:var(--navy)}
    .playlist-card:nth-child(3){grid-column:span 3;background:#e9faf7;border-color:#c9f1e9}
    .playlist-card:nth-child(4){grid-column:span 3;background:#fff6e8;border-color:#fae2b7}
    .playlist-card:nth-child(5){grid-column:span 4;background:#f2efff;border-color:#ded6ff}
    .playlist-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .playlist-card .mini-icon{font-size:24px;margin-bottom:31px}
    .playlist-card h3{font-size:21px;line-height:1.25;margin-bottom:7px}
    .playlist-card p{font-size:13px;color:var(--muted);line-height:1.65;margin-bottom:16px}
    .playlist-card:nth-child(2) p{color:#c9cfdf}
    .entry-link{font-size:13px;font-weight:800;color:var(--violet)}
    .playlist-card:nth-child(2) .entry-link{color:#bdb1ff}
    .news-section{padding:92px 0;background:#fff}
    .news-layout{display:grid;grid-template-columns:1.35fr .8fr;gap:42px}
    .news-list{border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:94px 1fr auto;gap:18px;padding:21px 0;border-bottom:1px solid var(--line);align-items:start}
    .news-date{color:var(--muted);font-size:13px;line-height:1.45;padding-top:3px}
    .news-date b{display:block;color:var(--violet);font-size:19px}
    .news-item h3{font-size:18px;line-height:1.35;margin:0 0 7px;color:var(--navy)}
    .news-item p{font-size:14px;line-height:1.75;color:var(--muted);margin:0}
    .news-more{align-self:center;color:var(--violet);border:1px solid #ded7ff;background:#f8f6ff;border-radius:9px;padding:7px 10px;font-size:12px;font-weight:800;white-space:nowrap;transition:var(--ease)}
    .news-more:hover{background:var(--violet);border-color:var(--violet);color:#fff}
    .notice-box{background:#f4f2ff;border-radius:var(--radius);padding:30px}
    .notice-box h3{font-size:23px;margin-bottom:7px}
    .notice-box>p{font-size:14px;color:var(--muted)}
    .notice-list{list-style:none;padding:0;margin:18px 0 22px}
    .notice-list li{padding:13px 0;border-top:1px solid #ddd7fb;font-size:14px;color:#42495c}
    .notice-list li span{display:block;color:#8a90a1;font-size:12px;margin-top:2px}
    .spotlight{padding:88px 0;background:var(--navy);color:#fff}
    .spotlight .section-kicker{color:#a99bff}
    .spotlight h2{color:#fff}
    .spotlight .section-head p{color:#c5cbda}
    .vertical-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:17px}
    .vertical-card{background:#202941;border:1px solid rgba(255,255,255,.1);border-radius:18px;overflow:hidden;transition:var(--ease)}
    .vertical-card:hover{transform:translateY(-6px);border-color:rgba(173,159,255,.62);box-shadow:0 18px 32px rgba(0,0,0,.22)}
    .vertical-card img{width:100%;height:160px;object-fit:cover}
    .vertical-card-content{padding:17px}
    .vertical-card span{font-size:11px;color:#a99bff;font-weight:700}
    .vertical-card h3{font-size:17px;line-height:1.35;margin:7px 0;color:#fff}
    .vertical-card p{font-size:13px;line-height:1.65;color:#c6ccdb;margin-bottom:13px}
    .vertical-card a{font-size:13px;font-weight:800;color:#5ce9db}
    .highlights{padding:92px 0;background:#fcfbff}
    .highlight-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
    .highlight{padding:26px;border:1px solid var(--line);border-radius:17px;background:#fff;transition:var(--ease)}
    .highlight:hover{box-shadow:var(--shadow);transform:translateY(-4px);border-color:#d2caff}
    .highlight-icon{width:46px;height:46px;display:grid;place-items:center;border-radius:14px;background:#f0edff;color:var(--violet);font-size:22px;margin-bottom:17px}
    .highlight h3{font-size:18px;margin-bottom:8px}
    .highlight p{font-size:14px;color:var(--muted);line-height:1.75;margin:0}
    .guide-band{padding:84px 0;background:#f6f8fb}
    .guide-layout{display:grid;grid-template-columns:.88fr 1.12fr;gap:54px;align-items:center}
    .guide-image{border-radius:var(--radius);overflow:hidden;min-height:420px;box-shadow:var(--shadow);position:relative}
    .guide-image img{width:100%;height:420px;object-fit:cover}
    .guide-image:after{content:"亿万28 · 清晰入口";position:absolute;bottom:17px;left:18px;padding:7px 11px;border-radius:9px;background:rgba(13,18,32,.75);color:#fff;font-size:12px;font-weight:700;backdrop-filter:blur(8px)}
    .steps{counter-reset:step;display:grid;gap:17px}
    .step{display:grid;grid-template-columns:48px 1fr;gap:16px;align-items:start}
    .step:before{counter-increment:step;content:"0" counter(step);display:grid;place-items:center;width:43px;height:43px;border-radius:13px;background:#eae6ff;color:var(--violet);font-weight:900}
    .step h3{font-size:17px;margin:0 0 3px}
    .step p{font-size:14px;color:var(--muted);margin:0;line-height:1.75}
    .trust-strip{padding:32px 0;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
    .trust-item{display:flex;align-items:center;gap:12px;padding:4px 11px}
    .trust-item strong{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:#edf9f7;color:#00a897;font-size:18px}
    .trust-item b{display:block;font-size:14px;color:var(--navy)}
    .trust-item span{font-size:12px;color:var(--muted)}
    .brand-story{padding:95px 0;background:#fff}
    .brand-story-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:66px;align-items:center}
    .story-copy p{font-size:16px;line-height:2;color:var(--ink-soft);margin-bottom:17px}
    .story-copy .button{margin-top:7px}
    .brand-quote{padding:38px;border-radius:var(--radius);background:linear-gradient(145deg,#f0edff,#fbfaff);border:1px solid #dfd9ff}
    .brand-quote .quote-mark{font-size:58px;color:var(--violet);line-height:.7;font-family:Georgia,serif}
    .brand-quote p{font-size:21px;line-height:1.7;font-weight:700;color:var(--navy);margin:14px 0 22px}
    .brand-quote span{color:var(--muted);font-size:13px}
    .data-section{padding:74px 0;background:#fffaf0}
    .data-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:1px;background:#f2dcae;border:1px solid #f2dcae;border-radius:18px;overflow:hidden}
    .data-main,.data-unit{background:#fffdf8;padding:27px}
    .data-main h2{font-size:29px;margin:0 0 7px}
    .data-main p{font-size:14px;color:var(--muted);margin:0}
    .data-unit b{display:block;font-size:28px;line-height:1.1;color:#b76e00;margin-bottom:5px}
    .data-unit span{font-size:13px;color:var(--muted)}
    .faq-section{padding:92px 0;background:#f7f8fc}
    .faq-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:56px}
    .faq-intro{padding:29px;background:var(--navy);border-radius:var(--radius);color:#fff;align-self:start}
    .faq-intro h2{color:#fff;font-size:31px}
    .faq-intro p{color:#c7cede;font-size:14px}
    .faq-intro .button{margin-top:12px}
    .faq-list{display:grid;gap:11px}
    .faq-item{border:1px solid var(--line);border-radius:14px;background:#fff;overflow:hidden}
    .faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;gap:18px;text-align:left;padding:18px 20px;background:#fff;color:var(--navy);font-weight:800;font-size:15px}
    .faq-question span:last-child{width:24px;height:24px;display:grid;place-items:center;border-radius:50%;background:#f0edff;color:var(--violet);font-size:18px;transition:var(--ease)}
    .faq-answer{display:none;padding:0 20px 18px;color:var(--muted);font-size:14px;line-height:1.85}
    .faq-item.open{border-color:#cfc6ff}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg);background:var(--violet);color:#fff}
    .subscribe{padding:83px 0;background:#fff}
    .subscribe-box{border-radius:23px;padding:44px 50px;background:linear-gradient(120deg,#4c31ca,#765bff);color:#fff;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center;position:relative;overflow:hidden}
    .subscribe-box:before{content:"";position:absolute;width:350px;height:350px;border:55px solid rgba(255,255,255,.09);border-radius:50%;right:-100px;bottom:-190px}
    .subscribe-box>*{position:relative;z-index:1}
    .subscribe-box h2{color:#fff;margin-bottom:9px}
    .subscribe-box p{color:#e5e0ff;margin:0;font-size:15px}
    .subscribe-form{display:flex;gap:9px}
    .subscribe-form input{flex:1;min-width:0;height:47px;padding:0 14px;border:1px solid rgba(255,255,255,.28);border-radius:11px;background:rgba(255,255,255,.14);color:#fff;outline:none}
    .subscribe-form input::placeholder{color:#ddd8ff}
    .subscribe-form input:focus{background:rgba(255,255,255,.22);box-shadow:0 0 0 4px rgba(255,255,255,.13)}
    .subscribe-form .button{background:#fff;color:var(--violet);min-height:47px}
    .subscribe-form .button:hover{background:#f2efff}
    .contact-section{padding:72px 0;background:#f8fafc}
    .contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .contact-card{padding:31px;border-radius:18px;border:1px solid var(--line);background:#fff}
    .contact-card h3{font-size:22px;margin-bottom:8px}
    .contact-card p{font-size:14px;color:var(--muted);margin-bottom:19px}
    .contact-tags{display:flex;flex-wrap:wrap;gap:9px}
    .contact-tags span{padding:6px 10px;border-radius:999px;background:#f2f0ff;color:#6047dc;font-size:12px;font-weight:700}
    .site-footer{background:#101522;color:#c8cede;padding:58px 0 92px}
    .footer-top{display:grid;grid-template-columns:1.2fr 2fr;gap:56px;padding-bottom:39px;border-bottom:1px solid rgba(255,255,255,.12)}
    .footer-brand{color:#fff;font-size:25px;margin-bottom:12px}
    .footer-brand .brand-mark{display:inline-grid;vertical-align:middle;margin-right:8px}
    .footer-intro{font-size:14px;line-height:1.85;color:#aab3c8;max-width:390px}
    .footer-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .footer-nav h3{font-size:14px;color:#fff;margin-bottom:12px}
    .footer-nav a{display:block;font-size:13px;color:#abb4c8;padding:4px 0;transition:var(--ease)}
    .footer-nav a:hover{color:#b9adff;transform:translateX(3px)}
    .footer-bottom{padding-top:23px;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:12px;color:#8c96ad}
    .record-links{display:flex;flex-wrap:wrap;gap:12px}
    .record-links a{color:#aab3c8}
    .record-links a:hover{color:#fff}
    .fixed-cta{position:fixed;z-index:45;left:50%;bottom:18px;transform:translateX(-50%);width:min(650px,calc(100% - 28px));padding:10px 11px 10px 17px;border:1px solid rgba(255,255,255,.42);border-radius:15px;background:rgba(19,25,39,.93);box-shadow:0 15px 35px rgba(0,0,0,.28);backdrop-filter:blur(13px);display:flex;align-items:center;justify-content:space-between;gap:15px;color:#fff}
    .fixed-cta div{font-size:13px;line-height:1.35}
    .fixed-cta strong{display:block;font-size:14px}
    .fixed-cta span{color:#bac3d8;font-size:12px}
    .fixed-cta .button{min-height:39px;padding:8px 14px}
    @media(max-width:1024px){
      .media-rail{grid-template-columns:1fr 1fr}
      .download-tile{grid-column:span 2;min-height:235px}
      .vertical-flow{grid-template-columns:repeat(2,1fr)}
      .recommend-grid,.brand-story-layout{gap:32px}
      .playlist-card:nth-child(n){grid-column:span 4}
      .playlist-card:nth-child(2){grid-column:span 5}
      .playlist-card:nth-child(3){grid-column:span 3}
    }
    @media(max-width:768px){
      .container{width:min(100% - 32px,var(--container))}
      .topbar-links{display:none}
      .brand-row .container{height:65px}
      .brand{font-size:22px}
      .search-mini,.header-actions>.button{display:none}
      .menu-toggle{display:block}
      .channel-row .container{min-height:47px}
      .nav-label{display:none}
      .main-nav{width:100%;gap:1px}
      .main-nav a{font-size:13px;padding:8px 10px}
      .hero,.hero .container{min-height:575px}
      .hero .container{padding:62px 0 152px;align-items:flex-start}
      h1{font-size:41px;letter-spacing:-1.4px;margin-top:18px}
      .hero-lead{font-size:15px}
      .count-bar{grid-template-columns:1fr 1fr;bottom:15px;transform:translateX(-50%)}
      .count-main{grid-column:span 2;padding:13px 17px}
      .count-item{padding:12px 16px}
      .section,.rail-section,.news-section,.highlights,.faq-section,.brand-story{padding:67px 0}
      .section-head{display:block;margin-bottom:25px}
      .section-head p{font-size:14px}
      .media-rail,.recommend-grid,.news-layout,.guide-layout,.brand-story-layout,.faq-layout,.subscribe-box,.contact-layout{grid-template-columns:1fr}
      .media-rail{gap:14px}
      .download-tile{grid-column:auto}
      .feature-tile{min-height:275px}
      .recommend-grid{gap:22px}
      .news-layout{gap:25px}
      .vertical-flow{grid-template-columns:1fr 1fr}
      .playlist-grid{display:grid;grid-template-columns:1fr 1fr}
      .playlist-card:nth-child(n){grid-column:auto;min-height:215px}
      .highlight-grid{grid-template-columns:1fr 1fr}
      .trust-grid{grid-template-columns:1fr 1fr}
      .guide-image,.guide-image img{min-height:290px;height:290px}
      .data-grid{grid-template-columns:1fr 1fr}
      .data-main{grid-column:span 2}
      .footer-top{grid-template-columns:1fr;gap:31px}
      .footer-nav{grid-template-columns:repeat(3,1fr)}
      .subscribe-box{padding:34px 27px;gap:23px}
    }
    @media(max-width:520px){
      body{font-size:15px}
      .topbar .container{justify-content:center}
      .hero,.hero .container{min-height:620px}
      .hero .container{padding-top:53px}
      h1{font-size:35px}
      .hero-actions{display:grid;grid-template-columns:1fr}
      .hero-actions .button{width:100%}
      .count-bar{width:calc(100% - 28px)}
      .count-item{padding:11px 12px}
      .count-item b{font-size:16px}
      .count-item span{font-size:11px}
      .section-head h2{font-size:28px}
      .media-rail,.vertical-flow,.highlight-grid,.trust-grid,.playlist-grid{grid-template-columns:1fr}
      .feature-tile{min-height:260px}
      .playlist-card:nth-child(n){min-height:190px}
      .news-item{grid-template-columns:63px 1fr;gap:11px}
      .news-more{grid-column:2;justify-self:start}
      .news-date b{font-size:16px}
      .news-item h3{font-size:16px}
      .story-panel,.notice-box,.faq-intro{padding:24px}
      .recommend-card{grid-template-columns:48px 1fr;gap:11px}
      .recommend-card .arrow-link{display:none}
      .recommend-number{width:42px;height:42px}
      .data-grid{grid-template-columns:1fr}
      .data-main{grid-column:auto}
      .subscribe-form{flex-direction:column}
      .subscribe-form .button{width:100%}
      .footer-nav{grid-template-columns:1fr 1fr}
      .footer-bottom{padding-bottom:36px}
      .fixed-cta{bottom:10px;padding-left:13px}
      .fixed-cta div{font-size:12px}
      .fixed-cta .button{font-size:12px;padding:7px 10px}
    }

/* roulang page: category1 */
:root{
 --ink:#161b29;--ink-soft:#343b4d;--muted:#6d7587;--line:#e5e8ef;--paper:#fff;--mist:#f5f7fb;
 --navy:#131927;--navy-2:#202a42;--violet:#6c4cff;--violet-deep:#4f32dc;--aqua:#00c7b5;
 --gold:#f8b84e;--rose:#f25f72;--shadow:0 16px 45px rgba(24,32,54,.11);
 --shadow-lg:0 28px 72px rgba(9,14,31,.22);--radius:20px;--radius-sm:13px;--container:1180px;--ease:all .24s ease
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
body.menu-open{overflow:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input{font:inherit}button{cursor:pointer;border:0}.container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
.topbar{background:#0d1220;color:#dce2f2;font-size:12px}.topbar .container{height:35px;display:flex;align-items:center;justify-content:space-between;gap:18px}.topbar-note{display:flex;align-items:center;gap:8px;white-space:nowrap}.topbar-note b{width:6px;height:6px;border-radius:50%;display:inline-block;background:var(--aqua);box-shadow:0 0 0 4px rgba(0,199,181,.13)}.topbar-links{display:flex;gap:18px}.topbar-links a{color:#b8c1d7;transition:var(--ease)}.topbar-links a:hover{color:#fff}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(229,232,239,.82)}.brand-row .container{height:77px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:25px;letter-spacing:-1px;color:var(--navy)}.brand-mark{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,var(--violet),#917bff);box-shadow:0 8px 18px rgba(108,76,255,.25);color:#fff;font-weight:900;font-size:17px}.brand small{display:block;font-size:10px;line-height:1.1;letter-spacing:1.6px;color:var(--muted);font-weight:700;margin-top:1px}
.header-actions{display:flex;align-items:center;gap:11px}.search-mini{position:relative}.search-mini input{width:205px;padding:10px 13px 10px 35px;border:1px solid var(--line);border-radius:11px;background:#fafbfe;color:var(--ink);outline:none;transition:var(--ease);font-size:13px}.search-mini input:focus{border-color:var(--violet);background:#fff;box-shadow:0 0 0 4px rgba(108,76,255,.11)}.search-icon{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:#8991a4;font-size:15px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:43px;padding:10px 18px;border-radius:11px;font-weight:700;font-size:14px;transition:var(--ease);white-space:nowrap}.button-primary{background:var(--violet);color:#fff;box-shadow:0 8px 18px rgba(108,76,255,.22)}.button-primary:hover{transform:translateY(-2px);background:var(--violet-deep);box-shadow:0 12px 24px rgba(108,76,255,.32)}.button-light{background:#fff;color:var(--navy);border:1px solid rgba(255,255,255,.5)}.button-light:hover{background:#f2f0ff;transform:translateY(-2px)}.button-outline{background:transparent;border:1px solid #cfd4e0;color:var(--ink)}.button-outline:hover{border-color:var(--violet);color:var(--violet);background:#f8f6ff}.button-small{min-height:35px;padding:7px 13px;font-size:13px;border-radius:9px}
.channel-row{border-top:1px solid var(--line);background:#fff}.channel-row .container{display:flex;align-items:center;gap:8px;min-height:52px}.nav-label{font-size:12px;letter-spacing:1px;color:#9299a9;font-weight:800;white-space:nowrap;margin-right:5px}.main-nav{display:flex;align-items:center;gap:3px;overflow:auto;scrollbar-width:none}.main-nav::-webkit-scrollbar{display:none}.main-nav a{position:relative;padding:8px 12px;color:#50586a;font-weight:700;font-size:14px;white-space:nowrap;border-radius:8px;transition:var(--ease)}.main-nav a:hover{color:var(--violet);background:#f5f3ff}.main-nav a.active{color:var(--violet);background:#f0edff}.main-nav a.active:after{content:"";position:absolute;left:18px;right:18px;bottom:-10px;height:2px;background:var(--violet);border-radius:5px}.menu-toggle{display:none;background:transparent;color:var(--navy);font-size:24px;padding:5px}
main{overflow:hidden}section{position:relative}.section{padding:86px 0}.section-tight{padding:68px 0}.section-kicker{font-size:12px;color:var(--violet);font-weight:800;letter-spacing:1.4px;margin-bottom:8px}.section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:33px}.section-head h2,.text-block h2{font-size:32px;line-height:1.28;letter-spacing:-1px;margin:0;color:var(--navy)}.section-head p{max-width:595px;margin:0;color:var(--muted);font-size:15px}
.download-hero{min-height:545px;color:#fff;background:#151a2b url("/assets/images/backpic/back-2.webp") center/cover no-repeat;position:relative;overflow:hidden}.download-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(102deg,rgba(10,14,29,.95),rgba(21,28,52,.88) 48%,rgba(22,29,51,.62))}.download-hero:after{content:"";position:absolute;width:530px;height:530px;right:-90px;bottom:-230px;border:1px solid rgba(202,194,255,.38);border-radius:50%;box-shadow:0 0 0 52px rgba(129,109,255,.08),0 0 0 110px rgba(129,109,255,.05)}.download-hero .container{position:relative;z-index:1;min-height:545px;display:grid;grid-template-columns:1.12fr .88fr;align-items:center;gap:50px;padding:64px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 11px;border:1px solid rgba(255,255,255,.24);border-radius:999px;background:rgba(255,255,255,.09);font-size:12px;font-weight:700;letter-spacing:.7px}.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--gold);display:block}.download-hero h1{font-size:48px;line-height:1.16;letter-spacing:-2px;margin:18px 0}.download-hero h1 em{font-style:normal;color:#c5b9ff}.hero-lead{max-width:650px;color:#e0e5f5;font-size:17px;line-height:1.9;margin:0 0 25px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.hero-actions .button{min-height:49px;padding:12px 22px}
.invite-panel{background:rgba(255,255,255,.97);color:var(--ink);padding:27px;border:1px solid rgba(255,255,255,.5);border-radius:22px;box-shadow:var(--shadow-lg)}.invite-panel h2{font-size:20px;line-height:1.4;margin:0 0 4px}.invite-panel p{font-size:13px;color:var(--muted);margin:0 0 20px}.progress-head{display:flex;justify-content:space-between;align-items:center;font-size:13px;font-weight:700;margin-bottom:8px}.progress-head strong{color:var(--violet)}.progress{height:10px;overflow:hidden;border-radius:20px;background:#eceaf5}.progress span{width:72%;height:100%;display:block;border-radius:inherit;background:linear-gradient(90deg,var(--violet),#9b88ff)}.invite-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:18px 0}.invite-meta div{padding:10px 8px;border-radius:10px;background:var(--mist);text-align:center}.invite-meta b{display:block;font-size:17px;color:var(--navy);line-height:1.2}.invite-meta small{font-size:11px;color:var(--muted)}.safe-tip{display:flex;gap:9px;align-items:flex-start;padding:11px;background:#effcf9;border-radius:10px;color:#267468;font-size:12px;line-height:1.55}.safe-tip i{font-style:normal;color:var(--aqua);font-size:15px}
.notice-strip{background:var(--navy);color:#dce3f7}.notice-strip .container{min-height:62px;display:flex;align-items:center;justify-content:space-between;gap:20px}.notice-strip strong{color:#fff;font-size:14px}.notice-strip p{margin:0;font-size:13px;color:#b9c3dc}.notice-strip a{color:#c9bfff;font-size:13px;font-weight:700}.notice-strip a:hover{color:#fff}
.download-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:26px}.platform-card{padding:32px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.platform-card.featured{background:linear-gradient(145deg,#f8f6ff,#fff);border-color:#dcd3ff}.platform-card h3{font-size:24px;margin:0 0 8px}.platform-card p{margin:0 0 20px;color:var(--muted)}.platform-list{list-style:none;margin:0 0 24px;padding:0}.platform-list li{position:relative;padding:9px 0 9px 25px;border-bottom:1px dashed #e3e6ef;font-size:14px;color:var(--ink-soft)}.platform-list li:before{content:"✓";position:absolute;left:1px;color:var(--aqua);font-weight:900}.platform-card .meta-line{display:flex;gap:18px;flex-wrap:wrap;color:var(--muted);font-size:12px;margin-bottom:19px}.platform-card .meta-line b{color:var(--ink)}
.card-image{position:relative;min-height:260px;border-radius:var(--radius);overflow:hidden;background:#202a42}.card-image img{width:100%;height:100%;object-fit:cover}.card-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(11,15,29,.64),transparent 65%)}.card-image-text{position:absolute;z-index:2;left:28px;bottom:23px;color:#fff}.card-image-text b{display:block;font-size:23px}.card-image-text span{font-size:13px;color:#e1e5f2}
.steps{background:var(--mist)}.step-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:56px;align-items:start}.text-block p{color:var(--muted);margin:15px 0}.step-list{display:grid;gap:14px}.step{display:grid;grid-template-columns:54px 1fr;gap:17px;padding:20px;border-radius:16px;background:#fff;border:1px solid var(--line);transition:var(--ease)}.step:hover{transform:translateX(5px);border-color:#cfc4ff;box-shadow:0 10px 25px rgba(44,45,80,.08)}.step-no{width:43px;height:43px;display:grid;place-items:center;border-radius:13px;background:#f0edff;color:var(--violet);font-size:17px;font-weight:900}.step h3{margin:0 0 3px;font-size:18px}.step p{margin:0;color:var(--muted);font-size:14px}
split{display:block}.feature-layout{display:grid;grid-template-columns:.94fr 1.06fr;gap:58px;align-items:center}.feature-image{height:405px;border-radius:var(--radius);overflow:hidden;position:relative}.feature-image img{width:100%;height:100%;object-fit:cover}.feature-image:after{content:"";position:absolute;inset:0;background:linear-gradient(145deg,rgba(50,37,116,.12),rgba(10,15,35,.44))}.floating-badge{position:absolute;z-index:2;bottom:22px;left:22px;right:22px;padding:17px 18px;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-radius:14px;color:var(--ink);box-shadow:var(--shadow)}.floating-badge b{display:block;font-size:16px}.floating-badge span{font-size:12px;color:var(--muted)}.feature-points{display:grid;gap:12px;margin-top:24px}.feature-point{display:flex;gap:13px;padding:14px 0;border-bottom:1px solid var(--line)}.point-icon{width:37px;height:37px;flex:0 0 37px;display:grid;place-items:center;border-radius:11px;background:#f0edff;color:var(--violet);font-weight:900}.feature-point h3{margin:0;font-size:16px}.feature-point p{margin:2px 0 0;font-size:13px;color:var(--muted)}
scenario-grid{display:block}.scenarios{display:grid;grid-template-columns:1.25fr .75fr .75fr;gap:18px}.scenario{min-height:238px;padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:var(--ease);overflow:hidden;position:relative}.scenario:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d4cbff}.scenario:first-child{color:#fff;background:var(--navy) url("/assets/images/coverpic/cover-4.webp") center/cover no-repeat}.scenario:first-child:before{content:"";position:absolute;inset:0;background:rgba(16,23,44,.76)}.scenario>*{position:relative;z-index:1}.scenario .tag{display:inline-block;padding:4px 9px;border-radius:99px;background:#f0edff;color:var(--violet);font-size:11px;font-weight:800}.scenario:first-child .tag{background:rgba(255,255,255,.16);color:#fff}.scenario h3{font-size:20px;line-height:1.35;margin:20px 0 8px}.scenario p{margin:0;color:var(--muted);font-size:13px}.scenario:first-child p{color:#e2e7f3}.scenario a{display:inline-block;margin-top:20px;font-size:13px;color:var(--violet);font-weight:800}.scenario:first-child a{color:#d4caff}
.security-band{background:linear-gradient(120deg,#191d31,#28365d);color:#fff}.security-layout{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.security-band h2{font-size:32px;line-height:1.3;margin:0 0 14px}.security-band p{color:#cbd4eb;margin:0}.security-checks{display:grid;gap:12px}.security-check{padding:16px 18px;border:1px solid rgba(255,255,255,.13);border-radius:13px;background:rgba(255,255,255,.07);font-size:14px}.security-check b{color:#fff}.security-check span{color:#bfc9e2}
.update-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:28px}.update-card{padding:28px;border-radius:var(--radius);background:#f0edff}.update-card .version{display:inline-flex;padding:5px 10px;border-radius:999px;background:#fff;color:var(--violet);font-size:12px;font-weight:900}.update-card h2{font-size:28px;line-height:1.3;margin:17px 0 10px}.update-card p{color:var(--ink-soft);font-size:14px;margin:0}.update-list{padding:8px 0}.update-item{display:grid;grid-template-columns:100px 1fr;gap:17px;padding:19px 0;border-bottom:1px solid var(--line)}.update-item:last-child{border:0}.update-date{font-size:13px;font-weight:800;color:var(--violet)}.update-item h3{font-size:16px;margin:0 0 3px}.update-item p{margin:0;color:var(--muted);font-size:13px}
.faq-wrap{max-width:890px;margin:0 auto}.faq{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;display:flex;justify-content:space-between;gap:18px;text-align:left;padding:21px 3px;background:transparent;color:var(--navy);font-size:16px;font-weight:800}.faq-question span:last-child{color:var(--violet);font-size:22px;line-height:1;transition:var(--ease)}.faq-answer{display:none;padding:0 36px 21px 3px;color:var(--muted);font-size:14px}.faq-item.open .faq-answer{display:block}.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
.contact-cta{padding:76px 0;background:var(--mist)}.cta-box{display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;padding:42px 46px;border-radius:var(--radius);background:linear-gradient(120deg,var(--violet),#8670ff);color:#fff;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}.cta-box:after{content:"28";position:absolute;right:30px;bottom:-70px;color:rgba(255,255,255,.11);font-size:190px;font-weight:900;line-height:1}.cta-box h2{position:relative;z-index:1;font-size:30px;line-height:1.3;margin:0 0 8px}.cta-box p{position:relative;z-index:1;margin:0;color:#eeeaff;max-width:700px}.cta-box .button{position:relative;z-index:1}
.site-footer{background:#101524;color:#c1c9da}.footer-top{display:grid;grid-template-columns:1.15fr 1.3fr;gap:80px;padding:60px 0 42px}.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:23px;font-weight:800}.footer-intro{max-width:430px;margin:17px 0 0;color:#9faac1;font-size:13px;line-height:1.8}.footer-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.footer-nav h3{font-size:14px;color:#fff;margin:4px 0 14px}.footer-nav a{display:block;color:#aeb8cf;font-size:13px;margin:8px 0;transition:var(--ease)}.footer-nav a:hover{color:#cbbfff;padding-left:3px}.footer-bottom{padding:20px 0;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:20px;align-items:center;color:#8995ae;font-size:12px}.record-links{display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:9px}.record-links a{color:#bdb2ff}.record-links a:hover{color:#fff}
.fixed-bar{position:fixed;z-index:40;bottom:18px;left:50%;transform:translateX(-50%);width:min(680px,calc(100% - 32px));display:flex;justify-content:space-between;align-items:center;gap:16px;padding:10px 11px 10px 18px;border-radius:16px;background:rgba(19,25,39,.92);color:#fff;box-shadow:0 13px 35px rgba(6,9,18,.28);backdrop-filter:blur(12px)}.fixed-bar span{font-size:13px;color:#e4e8f3}.fixed-bar b{color:#cfc4ff}
@media(max-width:1024px){.download-hero .container{grid-template-columns:1fr .8fr;gap:28px}.download-hero h1{font-size:41px}.feature-layout,.step-layout{gap:36px}.footer-top{gap:40px}.scenarios{grid-template-columns:1fr 1fr}.scenario:first-child{grid-column:span 2}.search-mini input{width:155px}}
@media(max-width:768px){.container{width:min(var(--container),calc(100% - 32px))}.topbar-links{display:none}.topbar .container{justify-content:center}.brand-row .container{height:66px}.brand{font-size:22px}.header-actions .button,.search-mini{display:none}.menu-toggle{display:block}.channel-row .container{min-height:47px}.nav-label{display:none}.main-nav a{font-size:13px;padding:8px 10px}.main-nav a.active:after{bottom:-8px}.download-hero .container{grid-template-columns:1fr;padding:54px 0}.download-hero{min-height:auto}.download-hero h1{font-size:37px}.invite-panel{max-width:520px}.section{padding:66px 0}.section-head{display:block}.section-head h2,.text-block h2{font-size:28px}.section-head p{margin-top:12px}.download-grid,.step-layout,.feature-layout,.security-layout,.update-grid{grid-template-columns:1fr;gap:28px}.scenarios{grid-template-columns:1fr}.scenario:first-child{grid-column:auto}.feature-image{height:320px}.notice-strip .container{padding:13px 0;align-items:flex-start;flex-direction:column;gap:3px}.footer-top{grid-template-columns:1fr;padding:46px 0 29px}.footer-nav{grid-template-columns:repeat(3,1fr)}.footer-bottom{align-items:flex-start;flex-direction:column}.record-links{justify-content:flex-start}.cta-box{grid-template-columns:1fr;padding:32px}.cta-box h2{font-size:26px}}
@media(max-width:520px){body{font-size:15px}.brand small{display:none}.download-hero h1{font-size:31px;letter-spacing:-1px}.hero-lead{font-size:15px}.hero-actions .button{width:100%}.invite-meta{gap:6px}.invite-panel{padding:22px}.platform-card{padding:23px}.section-head h2,.text-block h2,.security-band h2{font-size:25px}.feature-image{height:265px}.footer-nav{grid-template-columns:1fr 1fr}.footer-nav>div:last-child{grid-column:span 2}.fixed-bar{bottom:10px;padding:9px 10px 9px 14px}.fixed-bar span{font-size:11px}.fixed-bar .button{min-height:38px;padding:8px 12px;font-size:12px}.update-item{grid-template-columns:1fr;gap:4px}.cta-box{padding:27px}.contact-cta{padding:58px 0}}

/* roulang page: category2 */
:root{
      --ink:#161b29;--ink-soft:#343b4d;--muted:#6d7587;--line:#e5e8ef;--paper:#fff;--mist:#f5f7fb;
      --navy:#131927;--navy-2:#202a42;--violet:#6c4cff;--violet-deep:#4f32dc;--aqua:#00c7b5;
      --gold:#f8b84e;--rose:#f25f72;--shadow:0 16px 45px rgba(24,32,54,.11);--shadow-lg:0 28px 72px rgba(9,14,31,.22);
      --radius:20px;--radius-sm:13px;--container:1180px;--ease:all .24s ease
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
    body.menu-open{overflow:hidden}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .topbar{background:#0d1220;color:#dce2f2;font-size:12px}
    .topbar .container{height:35px;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .topbar-note{display:flex;align-items:center;gap:8px;white-space:nowrap}
    .topbar-note:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--aqua);box-shadow:0 0 0 4px rgba(0,199,181,.12)}
    .topbar-links{display:flex;gap:18px}
    .topbar-links a{color:#b8c1d7;transition:var(--ease)}
    .topbar-links a:hover{color:#fff}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(16px);border-bottom:1px solid rgba(229,232,239,.82)}
    .brand-row .container{height:77px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:25px;letter-spacing:-1px;color:var(--navy)}
    .brand-mark{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,var(--violet),#917bff);box-shadow:0 8px 18px rgba(108,76,255,.25);color:#fff;font-weight:900;font-size:17px}
    .brand small{display:block;font-size:10px;line-height:1.1;letter-spacing:1.6px;color:var(--muted);font-weight:700;margin-top:1px}
    .header-actions{display:flex;align-items:center;gap:11px}
    .search-mini{position:relative}
    .search-mini input{width:205px;padding:10px 13px 10px 35px;border:1px solid var(--line);border-radius:11px;background:#fafbfe;color:var(--ink);outline:none;transition:var(--ease);font-size:13px}
    .search-mini input:focus{border-color:var(--violet);background:#fff;box-shadow:0 0 0 4px rgba(108,76,255,.11)}
    .search-icon{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:#8991a4;font-size:15px}
    .button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:43px;padding:10px 18px;border-radius:11px;font-weight:700;font-size:14px;transition:var(--ease);white-space:nowrap}
    .button-primary{background:var(--violet);color:#fff;box-shadow:0 8px 18px rgba(108,76,255,.22)}
    .button-primary:hover{transform:translateY(-2px);background:var(--violet-deep);box-shadow:0 12px 24px rgba(108,76,255,.32)}
    .button-light{background:#fff;color:var(--navy);border:1px solid rgba(255,255,255,.5)}
    .button-light:hover{background:#f2f0ff;transform:translateY(-2px)}
    .button-outline{background:transparent;border:1px solid #cfd4e0;color:var(--ink)}
    .button-outline:hover{border-color:var(--violet);color:var(--violet);background:#f8f6ff}
    .button-small{min-height:35px;padding:7px 13px;font-size:13px;border-radius:9px}
    .channel-row{border-top:1px solid var(--line);background:#fff}
    .channel-row .container{display:flex;align-items:center;gap:8px;min-height:52px}
    .nav-label{font-size:12px;letter-spacing:1px;color:#9299a9;font-weight:800;white-space:nowrap;margin-right:5px}
    .main-nav{display:flex;align-items:center;gap:3px;overflow:auto;scrollbar-width:none}
    .main-nav::-webkit-scrollbar{display:none}
    .main-nav a{position:relative;padding:8px 12px;color:#50586a;font-weight:700;font-size:14px;white-space:nowrap;border-radius:8px;transition:var(--ease)}
    .main-nav a:hover{color:var(--violet);background:#f5f3ff}
    .main-nav a.active{color:var(--violet);background:#f0edff}
    .main-nav a.active:after{content:"";position:absolute;left:18px;right:18px;bottom:-10px;height:2px;background:var(--violet);border-radius:5px}
    .menu-toggle{display:none;background:transparent;color:var(--navy);font-size:24px;padding:5px}
    main{overflow:hidden}
    section{position:relative}
    .section{padding:88px 0}
    .section-tight{padding:68px 0}
    .section-kicker{font-size:12px;color:var(--violet);font-weight:800;letter-spacing:1.4px;margin-bottom:8px}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:26px;margin-bottom:32px}
    .section-head h2,.content-title{margin:0;color:var(--navy);font-size:32px;line-height:1.3;letter-spacing:-.8px}
    .section-head p{max-width:580px;margin:0;color:var(--muted);font-size:15px}
    .breadcrumb{padding:17px 0;color:var(--muted);font-size:13px}
    .breadcrumb a{transition:var(--ease)}
    .breadcrumb a:hover{color:var(--violet)}
    .login-hero{background:var(--navy) url("/assets/images/backpic/back-2.webp") center/cover no-repeat;color:#fff;overflow:hidden}
    .login-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(12,16,32,.95),rgba(22,28,55,.86) 48%,rgba(31,26,64,.61))}
    .login-hero:after{content:"";position:absolute;width:600px;height:600px;right:-240px;bottom:-390px;border-radius:50%;border:1px solid rgba(178,164,255,.37);box-shadow:0 0 0 55px rgba(129,104,255,.07),0 0 0 115px rgba(129,104,255,.04)}
    .hero-wrap{position:relative;z-index:1;display:grid;grid-template-columns:1fr 435px;gap:65px;align-items:center;min-height:548px;padding:70px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 11px;border:1px solid rgba(255,255,255,.23);border-radius:999px;background:rgba(255,255,255,.09);font-size:12px;font-weight:700;letter-spacing:.7px}
    .eyebrow:before{content:"";display:block;width:6px;height:6px;border-radius:50%;background:var(--gold)}
    h1{margin:18px 0 17px;font-size:49px;line-height:1.18;letter-spacing:-1.8px}
    h1 em{font-style:normal;color:#c5baff}
    .hero-lead{max-width:650px;margin:0;color:#e0e5f4;font-size:17px;line-height:1.95}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
    .hero-actions .button{min-height:49px;padding:12px 21px}
    .trust-line{display:flex;flex-wrap:wrap;gap:16px;margin-top:25px;color:#cbd3e9;font-size:13px}
    .trust-line span{display:flex;gap:7px;align-items:center}
    .trust-line span:before{content:"✓";color:#75e2d5;font-weight:900}
    .coupon-wall{position:relative;padding:12px}
    .coupon-wall:before,.coupon-wall:after{content:"";position:absolute;z-index:-1;border-radius:22px;background:rgba(177,161,255,.17)}
    .coupon-wall:before{inset:24px -20px -15px 22px;transform:rotate(5deg)}
    .coupon-wall:after{inset:8px 10px 12px -20px;transform:rotate(-3deg);background:rgba(0,199,181,.12)}
    .coupon{overflow:hidden;border-radius:22px;background:#fff;color:var(--ink);box-shadow:var(--shadow-lg)}
    .coupon-top{padding:27px 28px 22px;background:linear-gradient(135deg,#8d73ff,#5b3be6);color:#fff}
    .coupon-top .coupon-tag{display:inline-block;padding:4px 9px;border:1px solid rgba(255,255,255,.38);border-radius:99px;font-size:11px;font-weight:800;letter-spacing:.6px}
    .coupon-top strong{display:block;margin-top:15px;font-size:30px;line-height:1.18;letter-spacing:-1px}
    .coupon-top p{margin:10px 0 0;color:#ece9ff;font-size:13px;line-height:1.7}
    .coupon-body{padding:20px 28px 25px}
    .coupon-code{display:flex;justify-content:space-between;align-items:center;padding:11px 13px;border-radius:10px;background:#f4f1ff;color:var(--violet-deep);font-size:13px;font-weight:800;letter-spacing:1px}
    .coupon-list{margin:17px 0;padding:0;list-style:none;font-size:13px;color:var(--ink-soft)}
    .coupon-list li{display:flex;gap:9px;padding:5px 0}
    .coupon-list li:before{content:"✓";color:var(--aqua);font-weight:900}
    .coupon .button{width:100%}
    .security-strip{margin-top:-28px;z-index:3}
    .security-strip .container{position:relative;display:grid;grid-template-columns:1.2fr repeat(3,1fr);background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);overflow:hidden}
    .strip-main,.strip-item{padding:18px 23px}
    .strip-main{background:#f2efff;color:var(--violet-deep);font-weight:800}
    .strip-main small{display:block;color:#69638c;font-weight:500;font-size:12px}
    .strip-item{border-left:1px solid var(--line);font-size:13px;color:var(--muted)}
    .strip-item b{display:block;font-size:15px;color:var(--ink)}
    .access-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:55px;align-items:center}
    .access-image{position:relative}
    .access-image img{height:440px;width:100%;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .image-note{position:absolute;right:-18px;bottom:26px;width:245px;padding:16px 18px;border-radius:14px;background:#fff;box-shadow:var(--shadow);font-size:13px}
    .image-note b{display:block;color:var(--violet);font-size:19px}
    .content-title{font-size:34px}
    .content-text{color:var(--muted);margin:18px 0 22px}
    .check-list{margin:0;padding:0;list-style:none}
    .check-list li{position:relative;padding:13px 0 13px 34px;border-bottom:1px solid var(--line);color:var(--ink-soft)}
    .check-list li:before{content:"";position:absolute;left:0;top:19px;width:18px;height:18px;border-radius:6px;background:#e9e4ff}
    .check-list li:after{content:"✓";position:absolute;left:4px;top:10px;color:var(--violet);font-weight:900;font-size:13px}
    .login-panel{margin-top:27px;padding:22px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fafbfe}
    .panel-row{display:flex;gap:11px}
    .panel-row input{flex:1;min-width:0;padding:12px 13px;border:1px solid var(--line);border-radius:10px;background:#fff;outline:0;color:var(--ink)}
    .panel-row input:focus{border-color:var(--violet);box-shadow:0 0 0 4px rgba(108,76,255,.11)}
    .form-note{margin:11px 0 0;font-size:12px;color:var(--muted)}
    .benefit-area{background:var(--mist)}
    .benefit-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:26px}
    .benefit-main{padding:38px;background:var(--navy);border-radius:var(--radius);color:#fff;overflow:hidden}
    .benefit-main h2{margin:0 0 15px;font-size:31px;line-height:1.35}
    .benefit-main p{max-width:590px;margin:0;color:#d1d8ea}
    .benefit-stat{display:grid;grid-template-columns:repeat(3,1fr);margin-top:31px;border-top:1px solid rgba(255,255,255,.15)}
    .benefit-stat div{padding:20px 16px 0;border-right:1px solid rgba(255,255,255,.15)}
    .benefit-stat div:first-child{padding-left:0}.benefit-stat div:last-child{border:0}
    .benefit-stat b{display:block;color:#c6baff;font-size:24px}.benefit-stat span{font-size:12px;color:#b3bdd4}
    .benefit-side{display:grid;gap:16px}
    .mini-card{padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:var(--ease)}
    .mini-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#d8d0ff}
    .mini-icon{display:grid;place-items:center;width:42px;height:42px;border-radius:13px;background:#f0edff;color:var(--violet);font-size:20px;font-weight:900}
    .mini-card h3{margin:13px 0 7px;font-size:18px}.mini-card p{margin:0;color:var(--muted);font-size:13px}
    .scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:17px}
    .scene-card{min-height:250px;padding:25px;display:flex;flex-direction:column;justify-content:end;border-radius:var(--radius);overflow:hidden;color:#fff;background-size:cover;background-position:center;position:relative;transition:var(--ease)}
    .scene-card:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,14,30,.08),rgba(12,16,30,.9))}
    .scene-card>*{position:relative;z-index:1}
    .scene-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
    .scene-number{font-size:12px;color:#d1c9ff;font-weight:800;letter-spacing:1px}
    .scene-card h3{margin:7px 0;font-size:20px}.scene-card p{margin:0;color:#dfe4f1;font-size:13px;line-height:1.7}
    .process-section{background:#fbfbfd}
    .process-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:65px;align-items:start}
    .process-intro{position:sticky;top:154px}
    .process-intro h2{margin:0;font-size:34px;line-height:1.32}.process-intro p{color:var(--muted)}
    .process-list{border-left:1px solid #d9ddea}
    .process-item{position:relative;padding:0 0 35px 43px}
    .process-item:last-child{padding-bottom:0}
    .process-no{position:absolute;left:-16px;top:0;display:grid;place-items:center;width:31px;height:31px;border-radius:50%;background:var(--violet);color:#fff;font-size:12px;font-weight:900;box-shadow:0 0 0 6px #fbfbfd}
    .process-item h3{margin:0 0 7px;font-size:19px}.process-item p{margin:0;color:var(--muted);font-size:14px}
    .notice-band{padding:42px 0;background:#fffbf4}
    .notice-box{display:grid;grid-template-columns:auto 1fr auto;gap:22px;align-items:center;padding:23px 28px;border:1px solid #f4dfaf;border-radius:var(--radius);background:#fffdf8}
    .notice-icon{display:grid;place-items:center;width:46px;height:46px;border-radius:14px;background:#fff0cb;color:#bb7800;font-size:20px;font-weight:900}
    .notice-box h2{margin:0 0 3px;font-size:19px}.notice-box p{margin:0;color:#786b4e;font-size:13px}
    .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px}
    .faq-copy h2{margin:0;font-size:33px;line-height:1.34}.faq-copy p{color:var(--muted)}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;padding:20px 4px;background:none;display:flex;justify-content:space-between;gap:16px;text-align:left;color:var(--ink);font-weight:800}
    .faq-question span:last-child{color:var(--violet);font-size:21px;line-height:1;transition:var(--ease)}
    .faq-answer{max-height:0;overflow:hidden;color:var(--muted);font-size:14px;transition:max-height .28s ease,padding .28s ease}
    .faq-item.open .faq-answer{max-height:180px;padding:0 4px 20px}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .contact-cta{padding:76px 0;background:var(--navy-2) url("/assets/images/backpic/back-3.jpg") center/cover no-repeat;color:#fff}
    .contact-cta:before{content:"";position:absolute;inset:0;background:rgba(20,27,49,.86)}
    .cta-inner{position:relative;z-index:1;display:flex;justify-content:space-between;gap:30px;align-items:center}
    .cta-inner h2{margin:0 0 11px;font-size:34px;line-height:1.3}.cta-inner p{max-width:670px;margin:0;color:#d7ddef}
    .site-footer{background:#0d1220;color:#c5cce0}
    .footer-top{padding:63px 0 46px;display:grid;grid-template-columns:1.05fr 1fr;gap:80px}
    .footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:24px;font-weight:900}
    .footer-intro{max-width:440px;color:#9ea9c2;font-size:13px;line-height:1.9}
    .footer-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .footer-nav h3{margin:0 0 14px;color:#fff;font-size:14px}.footer-nav a{display:block;margin:8px 0;color:#9ea9c2;font-size:13px;transition:var(--ease)}
    .footer-nav a:hover{color:#c7baff;transform:translateX(3px)}
    .footer-bottom{padding:20px 0;border-top:1px solid rgba(255,255,255,.11);display:flex;justify-content:space-between;gap:20px;color:#8995ad;font-size:12px}
    .record-links{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}.record-links a:hover{color:#fff}
    .floating-bar{position:fixed;left:50%;bottom:18px;z-index:45;width:min(680px,calc(100% - 28px));transform:translateX(-50%);display:flex;align-items:center;justify-content:space-between;gap:14px;padding:10px 11px 10px 19px;border:1px solid rgba(255,255,255,.2);border-radius:15px;background:rgba(19,25,39,.91);backdrop-filter:blur(15px);box-shadow:var(--shadow-lg);color:#fff}
    .floating-bar p{margin:0;font-size:13px}.floating-bar p b{color:#d6ccff}
    .floating-bar .button{min-height:39px}
    @media(max-width:1024px){
      .hero-wrap{grid-template-columns:1fr 360px;gap:35px}.scene-grid{grid-template-columns:repeat(2,1fr)}
      .access-grid,.process-layout,.faq-grid{gap:38px}.footer-top{gap:40px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 32px,var(--container))}.topbar-links,.search-mini{display:none}.brand-row .container{height:66px}.brand{font-size:22px}
      .header-actions .button{display:none}.menu-toggle{display:block}.channel-row .container{min-height:49px}.nav-label{display:none}
      .main-nav{width:100%}.main-nav a{font-size:13px;padding:8px 10px}.main-nav a.active:after{bottom:-9px}
      .breadcrumb{padding:12px 0}.hero-wrap{grid-template-columns:1fr;min-height:unset;padding:58px 0 71px}.coupon-wall{max-width:420px;margin:8px auto 0}
      h1{font-size:38px}.hero-lead{font-size:15px}.security-strip .container{grid-template-columns:1fr 1fr}.strip-main{grid-column:1/-1}.strip-item{border-top:1px solid var(--line)}
      .section{padding:65px 0}.section-head{display:block}.section-head h2,.content-title{font-size:28px}.section-head p{margin-top:12px}
      .access-grid,.benefit-layout,.process-layout,.faq-grid{grid-template-columns:1fr}.access-image img{height:320px}.image-note{right:12px;bottom:14px}
      .process-intro{position:static}.notice-box{grid-template-columns:auto 1fr}.notice-box .button{grid-column:1/-1}.cta-inner{display:block}.cta-inner .button{margin-top:22px}
      .footer-top{grid-template-columns:1fr}.footer-nav{grid-template-columns:repeat(3,1fr)}.footer-bottom{display:block}.record-links{justify-content:flex-start;margin-top:9px}
    }
    @media(max-width:520px){
      .topbar .container{justify-content:center}.topbar-note{font-size:11px}.hero-actions,.panel-row{flex-direction:column}.hero-actions .button,.panel-row .button{width:100%}
      h1{font-size:33px}.security-strip .container{display:block}.strip-item{border-left:0}.benefit-stat{grid-template-columns:1fr}.benefit-stat div{padding:14px 0;border-right:0;border-bottom:1px solid rgba(255,255,255,.15)}
      .scene-grid{grid-template-columns:1fr}.scene-card{min-height:210px}.notice-box{display:block}.notice-icon{margin-bottom:12px}.notice-box .button{margin-top:15px;width:100%}
      .footer-nav{grid-template-columns:1fr 1fr}.floating-bar{padding-left:14px}.floating-bar p{font-size:12px}.floating-bar .button{padding:8px 12px;font-size:12px}
    }

/* roulang page: category3 */
:root{
 --ink:#161b29;
 --ink-soft:#343b4d;
 --muted:#6d7587;
 --line:#e5e8ef;
 --paper:#fff;
 --mist:#f5f7fb;
 --navy:#131927;
 --navy-2:#202a42;
 --violet:#6c4cff;
 --violet-deep:#4f32dc;
 --aqua:#00c7b5;
 --gold:#f8b84e;
 --rose:#f25f72;
 --shadow:0 16px 45px rgba(24,32,54,.11);
 --shadow-lg:0 28px 72px rgba(9,14,31,.22);
 --radius:20px;
 --radius-sm:13px;
 --container:1180px;
 --ease:all .24s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font:inherit}
button{cursor:pointer;border:0}
.container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
.topbar{background:#0d1220;color:#dce2f2;font-size:12px}
.topbar .container{height:35px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.topbar-note{display:flex;align-items:center;gap:8px;white-space:nowrap}
.topbar-note i{width:6px;height:6px;border-radius:50%;background:var(--aqua)}
.topbar-links{display:flex;gap:18px}
.topbar-links a{color:#b8c1d7;transition:var(--ease)}
.topbar-links a:hover{color:#fff}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(229,232,239,.82)}
.brand-row .container{height:77px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:25px;letter-spacing:-1px;color:var(--navy)}
.brand-mark{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,var(--violet),#917bff);box-shadow:0 8px 18px rgba(108,76,255,.25);color:#fff;font-weight:900;font-size:17px}
.brand small{display:block;font-size:10px;line-height:1.1;letter-spacing:1.6px;color:var(--muted);font-weight:700;margin-top:1px}
.header-actions{display:flex;align-items:center;gap:11px}
.search-mini{position:relative}
.search-mini input{width:205px;padding:10px 13px 10px 35px;border:1px solid var(--line);border-radius:11px;background:#fafbfe;color:var(--ink);outline:none;transition:var(--ease);font-size:13px}
.search-mini input:focus{border-color:var(--violet);background:#fff;box-shadow:0 0 0 4px rgba(108,76,255,.11)}
.search-icon{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:#8991a4;font-size:15px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:43px;padding:10px 18px;border-radius:11px;font-weight:700;font-size:14px;transition:var(--ease);white-space:nowrap}
.button-primary{background:var(--violet);color:#fff;box-shadow:0 8px 18px rgba(108,76,255,.22)}
.button-primary:hover{transform:translateY(-2px);background:var(--violet-deep);box-shadow:0 12px 24px rgba(108,76,255,.32)}
.button-light{background:#fff;color:var(--navy);border:1px solid rgba(255,255,255,.5)}
.button-light:hover{background:#f2f0ff;transform:translateY(-2px)}
.button-outline{background:transparent;border:1px solid #cfd4e0;color:var(--ink)}
.button-outline:hover{border-color:var(--violet);color:var(--violet);background:#f8f6ff}
.button-small{min-height:35px;padding:7px 13px;font-size:13px;border-radius:9px}
.channel-row{border-top:1px solid var(--line);background:#fff}
.channel-row .container{display:flex;align-items:center;gap:8px;min-height:52px}
.nav-label{font-size:12px;letter-spacing:1px;color:#9299a9;font-weight:800;white-space:nowrap;margin-right:5px}
.main-nav{display:flex;align-items:center;gap:3px;overflow:auto;scrollbar-width:none}
.main-nav::-webkit-scrollbar{display:none}
.main-nav a{position:relative;padding:8px 12px;color:#50586a;font-weight:700;font-size:14px;white-space:nowrap;border-radius:8px;transition:var(--ease)}
.main-nav a:hover{color:var(--violet);background:#f5f3ff}
.main-nav a.active{color:var(--violet);background:#f0edff}
.main-nav a.active:after{content:"";position:absolute;left:18px;right:18px;bottom:-10px;height:2px;background:var(--violet);border-radius:5px}
.menu-toggle{display:none;background:transparent;color:var(--navy);font-size:24px;padding:5px}
.hero{position:relative;min-height:545px;overflow:hidden;color:#fff;background:#151a2b url("/assets/images/backpic/back-2.webp") center/cover no-repeat}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,14,29,.96) 4%,rgba(17,22,41,.83) 49%,rgba(16,18,37,.42) 100%)}
.hero:after{content:"";position:absolute;width:680px;height:680px;right:-260px;top:-320px;border-radius:50%;border:1px solid rgba(172,155,255,.35);box-shadow:0 0 0 55px rgba(137,114,255,.06),0 0 0 120px rgba(137,114,255,.04)}
.hero .container{position:relative;z-index:1;min-height:545px;display:grid;grid-template-columns:1.08fr .92fr;align-items:center;gap:64px;padding:66px 0 80px}
.hero-copy{max-width:690px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 11px;border:1px solid rgba(255,255,255,.22);border-radius:999px;background:rgba(255,255,255,.09);font-size:12px;font-weight:700;letter-spacing:.7px}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--gold);display:block}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(38px,5vw,66px);line-height:1.12;letter-spacing:-2px;margin:20px 0 20px}
h1 em{font-style:normal;color:#c4b7ff}
.hero-lead{max-width:660px;color:#e1e5f3;font-size:17px;line-height:1.9;margin-bottom:27px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-actions .button{min-height:49px;padding:12px 22px}
.poster-card{position:relative;justify-self:end;width:min(100%,390px);min-height:350px;border:1px solid rgba(255,255,255,.2);border-radius:24px;overflow:hidden;background:#1c2138 url("/assets/images/coverpic/cover-7.webp") center/cover no-repeat;box-shadow:var(--shadow-lg);transform:rotate(2deg)}
.poster-card:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,20,42,.05),rgba(10,13,28,.92))}
.poster-content{position:absolute;inset:auto 25px 24px}
.poster-tag{display:inline-block;padding:5px 9px;border-radius:8px;background:var(--gold);color:#33240b;font-size:12px;font-weight:800}
.poster-content h2{font-size:28px;line-height:1.25;margin:13px 0 7px}
.poster-content p{color:#d6daea;font-size:13px;margin:0}
.section{padding:88px 0}
.section-tight{padding:65px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:31px}
.section-kicker{font-size:12px;color:var(--violet);font-weight:800;letter-spacing:1.4px;text-transform:uppercase;margin-bottom:8px}
.section-head h2{font-size:clamp(27px,3vw,40px);line-height:1.25;letter-spacing:-1px;margin:0}
.section-head p{max-width:620px;margin:0;color:var(--muted);font-size:15px}
.stat-band{background:var(--navy);color:#fff}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat-item{padding:20px 25px;border-right:1px solid rgba(255,255,255,.13)}
.stat-item:last-child{border-right:0}
.stat-item strong{display:block;font-size:30px;line-height:1.25;color:#cfc5ff}
.stat-item span{font-size:13px;color:#c8cede}
.intro-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}
.intro-image{border-radius:24px;overflow:hidden;box-shadow:var(--shadow);min-height:350px}
.intro-image img{width:100%;height:100%;object-fit:cover}
.intro-copy h2{font-size:36px;line-height:1.3;margin-bottom:18px}
.intro-copy p{color:var(--muted);margin-bottom:17px}
.check-list{display:grid;gap:13px;margin:25px 0 0;padding:0;list-style:none}
.check-list li{display:flex;gap:11px;align-items:flex-start;color:var(--ink-soft)}
.check-list li:before{content:"✓";display:grid;place-items:center;flex:0 0 22px;height:22px;border-radius:50%;background:#e9e5ff;color:var(--violet);font-size:13px;font-weight:900;margin-top:3px}
.mist{background:var(--mist)}
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.benefit-card{padding:27px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:var(--ease)}
.benefit-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d7d0ff}
.icon-box{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:#f0edff;color:var(--violet);font-size:21px;font-weight:900;margin-bottom:20px}
.benefit-card:nth-child(2) .icon-box{background:#e4faf7;color:#079d91}
.benefit-card:nth-child(3) .icon-box{background:#fff2db;color:#c37a12}
.benefit-card h3{font-size:20px;margin-bottom:9px}
.benefit-card p{color:var(--muted);font-size:14px;margin-bottom:0}
.member-layout{display:grid;grid-template-columns:1fr 1.15fr;gap:46px;align-items:stretch}
.member-copy{padding:12px 0}
.member-copy h2{font-size:35px;line-height:1.3;margin-bottom:15px}
.member-copy p{color:var(--muted)}
.member-note{margin-top:24px;padding:17px 19px;border-left:3px solid var(--aqua);background:#f1fbfa;color:var(--ink-soft);font-size:14px;border-radius:0 12px 12px 0}
.levels{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
.level-card{position:relative;padding:24px;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:0 8px 25px rgba(24,32,54,.05)}
.level-card.featured{border-color:#bdb0ff;background:linear-gradient(145deg,#fbfaff,#f1efff)}
.level-card h3{margin:0 0 9px;font-size:21px}
.level-card p{margin:0;color:var(--muted);font-size:14px}
.level-label{font-size:11px;color:var(--violet);font-weight:800;letter-spacing:1px}
.scene-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:24px}
.scene-main{min-height:310px;border-radius:24px;overflow:hidden;position:relative;background:url("/assets/images/coverpic/cover-9.webp") center/cover}
.scene-main:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(13,18,32,.9),rgba(13,18,32,.18))}
.scene-text{position:absolute;z-index:1;left:31px;bottom:29px;max-width:440px;color:#fff}
.scene-text h2{font-size:30px;line-height:1.25;margin-bottom:10px}
.scene-text p{color:#e2e5ee;font-size:14px;margin:0}
.scene-side{display:grid;gap:15px}
.scene-step{padding:22px;border-radius:18px;background:#fff;border:1px solid var(--line);display:flex;gap:16px;align-items:flex-start}
.scene-step b{display:grid;place-items:center;width:32px;height:32px;flex:0 0 32px;background:#f0edff;border-radius:10px;color:var(--violet);font-size:13px}
.scene-step h3{font-size:17px;margin:0 0 4px}
.scene-step p{font-size:13px;color:var(--muted);margin:0}
.process{background:#161c2d;color:#fff}
.process .section-kicker{color:#a99aff}
.process .section-head p{color:#b8c1d4}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
.process-item{position:relative;padding:24px 20px;border:1px solid rgba(255,255,255,.14);border-radius:17px;background:rgba(255,255,255,.05)}
.process-item:not(:last-child):after{content:"→";position:absolute;right:-14px;top:38px;color:var(--gold);font-size:20px;z-index:2}
.process-num{color:var(--gold);font-weight:900;font-size:13px;letter-spacing:1px}
.process-item h3{font-size:18px;margin:13px 0 7px}
.process-item p{color:#c2c9da;font-size:13px;margin:0}
.service-table{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#fff}
.service-row{display:grid;grid-template-columns:1.05fr 1.5fr .65fr;gap:20px;padding:19px 25px;border-bottom:1px solid var(--line);align-items:center}
.service-row:last-child{border-bottom:0}
.service-row.header{background:var(--navy);color:#fff;font-size:13px;font-weight:800}
.service-row strong{font-size:16px}
.service-row span{font-size:14px;color:var(--muted)}
.service-row.header span{color:#d7dbea}
.status{display:inline-flex;justify-content:center;padding:5px 10px;border-radius:999px;background:#e4faf7;color:#087f76;font-size:12px;font-weight:800}
.quote-section{background:#f7f3ff}
.quote-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:38px;align-items:center}
.quote-layout img{height:280px;width:100%;object-fit:cover;border-radius:22px;box-shadow:var(--shadow)}
.quote-copy blockquote{font-size:25px;line-height:1.55;margin:0 0 17px;color:var(--navy);font-weight:700}
.quote-copy p{color:var(--muted);font-size:14px;margin-bottom:18px}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.faq-item{border:1px solid var(--line);border-radius:15px;background:#fff;overflow:hidden}
.faq-question{display:flex;justify-content:space-between;gap:15px;padding:19px 21px;font-weight:800;cursor:pointer}
.faq-question span{color:var(--violet);transition:var(--ease)}
.faq-answer{display:none;padding:0 21px 19px;color:var(--muted);font-size:14px}
.faq-item.open .faq-answer{display:block}
.faq-item.open .faq-question span{transform:rotate(45deg)}
.cta{padding:74px 0;background:linear-gradient(115deg,#21164f,#4932ad);color:#fff}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta h2{font-size:34px;line-height:1.3;margin-bottom:10px}
.cta p{color:#d9d5f1;margin:0;max-width:650px}
.site-footer{background:#0d1220;color:#dce2f2;padding:55px 0 25px}
.footer-top{display:grid;grid-template-columns:1fr 1.3fr;gap:70px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:23px;font-weight:800}
.footer-brand .brand-mark{width:35px;height:35px;font-size:15px}
.footer-intro{max-width:430px;color:#9fa9bd;font-size:13px;line-height:1.9;margin:16px 0 0}
.footer-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}
.footer-nav h3{font-size:14px;color:#fff;margin:0 0 12px}
.footer-nav a{display:block;color:#9fa9bd;font-size:13px;margin:7px 0;transition:var(--ease)}
.footer-nav a:hover{color:#c4b7ff}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;color:#8993a9;font-size:12px}
.record-links{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:12px}
.record-links a:hover{color:#fff}
.fixed-bar{position:fixed;z-index:45;right:22px;bottom:22px;padding:10px 10px 10px 17px;border-radius:14px;background:rgba(19,25,39,.94);box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:15px;color:#fff;font-size:13px}
.fixed-bar strong{color:#cfc5ff}
:focus-visible{outline:3px solid rgba(0,199,181,.5);outline-offset:3px}
@media(max-width:1024px){
 .hero .container{grid-template-columns:1fr .7fr;gap:30px}
 .poster-card{width:310px}
 .intro-layout,.member-layout{gap:35px}
}
@media(max-width:768px){
 .container{width:min(var(--container),calc(100% - 32px))}
 .topbar-links,.header-actions .search-mini{display:none}
 .brand-row .container{height:68px}
 .menu-toggle{display:block}
 .channel-row .container{display:block;padding:8px 0}
 .nav-label{display:none}
 .main-nav{display:none;padding:5px 0 9px;flex-wrap:wrap}
 .main-nav.open{display:flex}
 .main-nav a.active:after{bottom:0}
 .hero .container{display:block;padding:64px 0 78px}
 .hero{min-height:0}
 .poster-card{display:none}
 .section{padding:68px 0}
 .section-head{display:block}
 .section-head p{margin-top:12px}
 .stat-grid{grid-template-columns:repeat(2,1fr)}
 .stat-item:nth-child(2){border-right:0}
 .intro-layout,.member-layout,.scene-layout,.quote-layout{grid-template-columns:1fr}
 .intro-image{min-height:260px}
 .benefit-grid{grid-template-columns:1fr}
 .process-grid{grid-template-columns:repeat(2,1fr)}
 .process-item:not(:last-child):after{display:none}
 .service-row{grid-template-columns:1fr;gap:3px;padding:17px 18px}
 .service-row.header{display:none}
 .faq-grid{grid-template-columns:1fr}
 .cta-inner{display:block}
 .cta .button{margin-top:22px}
 .footer-top{grid-template-columns:1fr;gap:35px}
 .footer-bottom{display:block}
 .record-links{justify-content:flex-start;margin-top:12px}
}
@media(max-width:520px){
 h1{font-size:39px;letter-spacing:-1px}
 .hero-lead{font-size:15px}
 .hero-actions .button{width:100%}
 .stat-item{padding:17px 14px}
 .stat-item strong{font-size:25px}
 .levels{grid-template-columns:1fr}
 .process-grid{grid-template-columns:1fr}
 .quote-copy blockquote{font-size:21px}
 .fixed-bar{left:12px;right:12px;bottom:12px;justify-content:space-between}
 .fixed-bar .button{min-height:37px;padding:7px 11px}
}

/* roulang page: category4 */
:root{
 --ink:#161b29;--ink-soft:#343b4d;--muted:#6d7587;--line:#e5e8ef;--paper:#fff;--mist:#f5f7fb;
 --navy:#131927;--navy-2:#202a42;--violet:#6c4cff;--violet-deep:#4f32dc;--aqua:#00c7b5;
 --gold:#f8b84e;--rose:#f25f72;--shadow:0 16px 45px rgba(24,32,54,.11);--shadow-lg:0 28px 72px rgba(9,14,31,.22);
 --radius:20px;--radius-sm:13px;--container:1180px;--ease:all .24s ease
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}body.menu-open{overflow:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input{font:inherit}button{cursor:pointer;border:0}.container{width:min(var(--container),calc(100% - 48px));margin:0 auto}.topbar{background:#0d1220;color:#dce2f2;font-size:12px}.topbar .container{height:35px;display:flex;align-items:center;justify-content:space-between;gap:18px}.topbar-note{display:flex;align-items:center;gap:8px;white-space:nowrap}.topbar-note i{width:7px;height:7px;border-radius:50%;background:var(--aqua);display:inline-block}.topbar-links{display:flex;gap:18px}.topbar-links a{color:#b8c1d7;transition:var(--ease)}.topbar-links a:hover{color:#fff}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(229,232,239,.82)}.brand-row .container{height:77px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:25px;letter-spacing:-1px;color:var(--navy)}.brand-mark{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,var(--violet),#917bff);box-shadow:0 8px 18px rgba(108,76,255,.25);color:#fff;font-weight:900;font-size:17px}.brand small{display:block;font-size:10px;line-height:1.1;letter-spacing:1.6px;color:var(--muted);font-weight:700;margin-top:1px}.header-actions{display:flex;align-items:center;gap:11px}.search-mini{position:relative}.search-mini input{width:205px;padding:10px 13px 10px 35px;border:1px solid var(--line);border-radius:11px;background:#fafbfe;color:var(--ink);outline:none;transition:var(--ease);font-size:13px}.search-mini input:focus{border-color:var(--violet);background:#fff;box-shadow:0 0 0 4px rgba(108,76,255,.11)}.search-icon{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:#8991a4;font-size:15px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:43px;padding:10px 18px;border-radius:11px;font-weight:700;font-size:14px;transition:var(--ease);white-space:nowrap}.button-primary{background:var(--violet);color:#fff;box-shadow:0 8px 18px rgba(108,76,255,.22)}.button-primary:hover{transform:translateY(-2px);background:var(--violet-deep);box-shadow:0 12px 24px rgba(108,76,255,.32)}.button-outline{background:transparent;border:1px solid #cfd4e0;color:var(--ink)}.button-outline:hover{border-color:var(--violet);color:var(--violet);background:#f8f6ff}.button-light{background:#fff;color:var(--navy);border:1px solid rgba(255,255,255,.5)}.button-light:hover{background:#f2f0ff;transform:translateY(-2px)}.button-small{min-height:35px;padding:7px 13px;font-size:13px;border-radius:9px}.channel-row{border-top:1px solid var(--line);background:#fff}.channel-row .container{display:flex;align-items:center;gap:8px;min-height:52px}.nav-label{font-size:12px;letter-spacing:1px;color:#9299a9;font-weight:800;white-space:nowrap;margin-right:5px}.main-nav{display:flex;align-items:center;gap:3px;overflow:auto;scrollbar-width:none}.main-nav::-webkit-scrollbar{display:none}.main-nav a{position:relative;padding:8px 12px;color:#50586a;font-weight:700;font-size:14px;white-space:nowrap;border-radius:8px;transition:var(--ease)}.main-nav a:hover{color:var(--violet);background:#f5f3ff}.main-nav a.active{color:var(--violet);background:#f0edff}.main-nav a.active:after{content:"";position:absolute;left:18px;right:18px;bottom:-10px;height:2px;background:var(--violet);border-radius:5px}.menu-toggle{display:none;background:transparent;color:var(--navy);font-size:24px;padding:5px}
main{overflow:hidden}.section{padding:88px 0}.section-tight{padding:62px 0}.mist{background:var(--mist)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px}.section-kicker{font-size:12px;color:var(--violet);font-weight:800;letter-spacing:1.4px;margin-bottom:8px}.section-title{margin:0;color:var(--navy);font-size:34px;line-height:1.3;letter-spacing:-1px}.section-head p{max-width:600px;margin:0;color:var(--muted);font-size:15px}.security-hero{position:relative;overflow:hidden;min-height:490px;background:#151a2b url("/assets/images/backpic/back-2.webp") center/cover no-repeat;color:#fff}.security-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(95deg,rgba(10,14,29,.96),rgba(19,25,44,.85) 51%,rgba(24,28,52,.45))}.security-hero:after{content:"";position:absolute;width:580px;height:580px;border:1px solid rgba(159,145,255,.36);border-radius:50%;right:-165px;top:-170px;box-shadow:0 0 0 55px rgba(128,102,255,.06),0 0 0 120px rgba(128,102,255,.04)}.security-hero .container{position:relative;z-index:1;min-height:490px;display:flex;align-items:center;padding:72px 0}.hero-copy{max-width:690px}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 11px;border:1px solid rgba(255,255,255,.22);border-radius:999px;background:rgba(255,255,255,.09);font-size:12px;font-weight:700;letter-spacing:.7px}.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--aqua);display:block}.security-hero h1{font-size:51px;line-height:1.18;letter-spacing:-2px;margin:18px 0}.security-hero h1 em{font-style:normal;color:#bfb0ff}.hero-lead{max-width:650px;color:#e1e5f3;font-size:17px;line-height:1.9;margin:0 0 27px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.hero-actions .button{min-height:49px;padding:12px 22px}.trust-strip{position:relative;margin-top:-40px;z-index:3}.trust-panel{display:grid;grid-template-columns:1.2fr repeat(3,1fr);background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.trust-main{padding:20px 25px;background:var(--violet);color:#fff}.trust-main strong{font-size:18px;display:block}.trust-main span{font-size:13px;color:#e5e0ff}.trust-item{padding:18px 21px;border-right:1px solid var(--line)}.trust-item:last-child{border:0}.trust-item b{display:block;color:var(--violet);font-size:18px;line-height:1.35}.trust-item span{color:var(--muted);font-size:12px}.notice-bar{display:flex;align-items:center;gap:14px;border:1px solid #f0dcaf;background:#fffaf0;padding:15px 18px;border-radius:var(--radius-sm);color:#73521c}.notice-icon{width:35px;height:35px;flex:0 0 35px;display:grid;place-items:center;border-radius:10px;background:#ffe6ad;color:#9b6811;font-weight:900}.notice-bar p{margin:0;font-size:14px}.notice-bar b{color:#553b12}.protect-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}.protect-card{background:#fff;border:1px solid var(--line);padding:26px;border-radius:var(--radius);transition:var(--ease)}.protect-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d7ceff}.icon-box{width:48px;height:48px;display:grid;place-items:center;border-radius:15px;background:#f0edff;color:var(--violet);font-size:22px;font-weight:900;margin-bottom:18px}.protect-card:nth-child(2) .icon-box{background:#e7fbf8;color:#009d90}.protect-card:nth-child(3) .icon-box{background:#fff2dd;color:#d28110}.protect-card h3{font-size:19px;margin:0 0 9px;color:var(--navy)}.protect-card p{font-size:14px;color:var(--muted);margin:0}.split-layout{display:grid;grid-template-columns:1.03fr .97fr;gap:68px;align-items:center}.image-frame{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);min-height:400px}.image-frame img{width:100%;height:100%;object-fit:cover}.image-frame:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 42%,rgba(13,18,32,.64))}.frame-caption{position:absolute;z-index:2;bottom:22px;left:23px;right:23px;color:#fff}.frame-caption strong{font-size:21px;display:block}.frame-caption span{font-size:13px;color:#e2e6f2}.content-copy p{color:var(--muted);margin:0 0 18px}.check-list{padding:0;margin:24px 0;list-style:none}.check-list li{position:relative;padding:12px 0 12px 35px;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink-soft)}.check-list li:before{content:"✓";position:absolute;left:0;top:12px;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;background:#e8fbf7;color:#009b8d;font-size:12px;font-weight:900}.timeline{position:relative;max-width:900px;margin:0 auto}.timeline:before{content:"";position:absolute;left:22px;top:26px;bottom:26px;width:1px;background:#dcdff0}.timeline-item{position:relative;padding:0 0 30px 66px}.timeline-item:last-child{padding-bottom:0}.timeline-dot{position:absolute;left:9px;top:4px;width:27px;height:27px;border:5px solid #eeeaff;border-radius:50%;background:var(--violet);box-shadow:0 0 0 1px #d7d0ff}.timeline-item h3{font-size:18px;margin:0 0 5px}.timeline-item p{margin:0;color:var(--muted);font-size:14px}.signal-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.signal-card{padding:23px 20px;background:var(--navy);color:#fff;border-radius:var(--radius-sm);transition:var(--ease)}.signal-card:hover{background:var(--navy-2);transform:translateY(-3px)}.signal-card b{color:#c9beff;font-size:13px;letter-spacing:.7px}.signal-card strong{display:block;margin:9px 0 7px;font-size:18px}.signal-card span{font-size:13px;line-height:1.6;color:#c2c9da;display:block}.faq-wrap{max-width:910px;margin:auto}.faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;margin-bottom:12px;overflow:hidden;transition:var(--ease)}.faq-item:hover{border-color:#d3cbff}.faq-question{width:100%;background:#fff;color:var(--navy);font-weight:800;font-size:16px;display:flex;justify-content:space-between;align-items:center;text-align:left;padding:20px 22px}.faq-question span:last-child{color:var(--violet);font-size:21px;transition:var(--ease)}.faq-answer{display:none;padding:0 22px 21px;color:var(--muted);font-size:14px}.faq-item.open .faq-answer{display:block}.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}.service-box{background:linear-gradient(125deg,#242b48,#141927);color:#fff;border-radius:26px;padding:52px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:40px;overflow:hidden;position:relative}.service-box:after{content:"";position:absolute;right:-75px;bottom:-140px;width:360px;height:360px;border-radius:50%;border:1px solid rgba(203,192,255,.25);box-shadow:0 0 0 52px rgba(161,141,255,.06),0 0 0 105px rgba(161,141,255,.04)}.service-box>*{position:relative;z-index:1}.service-box h2{font-size:31px;line-height:1.35;margin:0 0 10px}.service-box p{margin:0;color:#ccd3e5;max-width:665px}.service-actions{display:flex;gap:12px;flex-wrap:wrap}.site-footer{background:#101624;color:#c0c7d7;padding:62px 0 25px}.footer-top{display:grid;grid-template-columns:1.2fr 1.4fr;gap:80px;padding-bottom:44px;border-bottom:1px solid rgba(221,227,245,.13)}.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:23px;font-weight:800}.footer-intro{max-width:440px;color:#aab3c7;font-size:14px;line-height:1.85;margin:16px 0 0}.footer-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.footer-nav h3{font-size:14px;color:#fff;margin:0 0 14px}.footer-nav a{display:block;color:#aab3c7;font-size:13px;margin:8px 0;transition:var(--ease)}.footer-nav a:hover{color:#cbbfff;padding-left:3px}.footer-bottom{padding-top:22px;display:flex;justify-content:space-between;align-items:center;gap:20px;color:#8993aa;font-size:12px}.record-links{display:flex;align-items:center;flex-wrap:wrap;justify-content:flex-end;gap:10px}.record-links a{color:#b9b1ec}.record-links a:hover{color:#fff}.fixed-cta{position:fixed;z-index:60;bottom:18px;left:50%;transform:translateX(-50%);width:min(650px,calc(100% - 32px));display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 11px 10px 18px;background:rgba(19,25,39,.95);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.12);border-radius:15px;box-shadow:var(--shadow-lg);color:#fff}.fixed-cta strong{font-size:14px}.fixed-cta span{display:block;font-size:11px;color:#bec6da}.fixed-cta .button{min-height:38px}
@media(max-width:1024px){.security-hero h1{font-size:43px}.split-layout{gap:40px}.footer-top{gap:40px}.signal-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.container{width:min(var(--container),calc(100% - 32px))}.topbar-links{display:none}.brand-row .container{height:65px}.brand{font-size:22px}.search-mini{display:none}.header-actions .button{display:none}.menu-toggle{display:block}.channel-row .container{min-height:49px}.nav-label{display:none}.main-nav a{font-size:13px;padding:8px 10px}.security-hero{min-height:530px}.security-hero .container{min-height:530px;padding:55px 0 75px}.security-hero h1{font-size:37px}.hero-lead{font-size:15px}.trust-panel{grid-template-columns:1fr 1fr}.trust-main{grid-column:span 2}.trust-item:nth-child(3){border-right:0}.section{padding:65px 0}.section-head{display:block;margin-bottom:26px}.section-head p{margin-top:12px}.section-title{font-size:28px}.protect-grid{grid-template-columns:1fr}.split-layout{grid-template-columns:1fr;gap:30px}.image-frame{min-height:300px}.service-box{padding:36px 28px;grid-template-columns:1fr}.footer-top{grid-template-columns:1fr;gap:35px}.footer-bottom{display:block}.record-links{justify-content:flex-start;margin-top:10px}.fixed-cta{bottom:10px}.fixed-cta strong{font-size:13px}}
@media(max-width:520px){.topbar .container{justify-content:center}.topbar-note{font-size:11px}.security-hero h1{font-size:32px;letter-spacing:-1px}.hero-actions{display:grid;grid-template-columns:1fr}.hero-actions .button{width:100%}.trust-panel{grid-template-columns:1fr}.trust-main{grid-column:auto}.trust-item{border-right:0;border-bottom:1px solid var(--line)}.signal-grid{grid-template-columns:1fr}.service-box h2{font-size:26px}.footer-nav{grid-template-columns:1fr 1fr}.footer-nav>div:last-child{grid-column:span 2}.fixed-cta span{display:none}.fixed-cta{padding-left:14px}.fixed-cta .button{padding:8px 12px;font-size:12px}}

/* roulang page: category6 */
:root{
 --ink:#161b29;--ink-soft:#343b4d;--muted:#6d7587;--line:#e5e8ef;--paper:#fff;--mist:#f5f7fb;
 --navy:#131927;--navy-2:#202a42;--violet:#6c4cff;--violet-deep:#4f32dc;--aqua:#00c7b5;
 --gold:#f8b84e;--rose:#f25f72;--shadow:0 16px 45px rgba(24,32,54,.11);--shadow-lg:0 28px 72px rgba(9,14,31,.22);
 --radius:20px;--radius-sm:13px;--container:1180px;--ease:all .24s ease
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input{font:inherit}button{cursor:pointer;border:0}.container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
.topbar{background:#0d1220;color:#dce2f2;font-size:12px}.topbar .container{height:35px;display:flex;align-items:center;justify-content:space-between;gap:18px}.topbar-note{display:flex;align-items:center;gap:8px;white-space:nowrap}.topbar-note b{width:7px;height:7px;border-radius:50%;background:var(--aqua);box-shadow:0 0 0 4px rgba(0,199,181,.14)}.topbar-links{display:flex;gap:18px}.topbar-links a{color:#b8c1d7;transition:var(--ease)}.topbar-links a:hover{color:#fff}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(229,232,239,.82)}.brand-row .container{height:77px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:25px;letter-spacing:-1px;color:var(--navy)}.brand-mark{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,var(--violet),#917bff);box-shadow:0 8px 18px rgba(108,76,255,.25);color:#fff;font-weight:900;font-size:17px}.brand small{display:block;font-size:10px;line-height:1.1;letter-spacing:1.6px;color:var(--muted);font-weight:700;margin-top:1px}.header-actions{display:flex;align-items:center;gap:11px}.search-mini{position:relative}.search-mini input{width:205px;padding:10px 13px 10px 35px;border:1px solid var(--line);border-radius:11px;background:#fafbfe;color:var(--ink);outline:none;transition:var(--ease);font-size:13px}.search-mini input:focus{border-color:var(--violet);background:#fff;box-shadow:0 0 0 4px rgba(108,76,255,.11)}.search-icon{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:#8991a4;font-size:15px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:43px;padding:10px 18px;border-radius:11px;font-weight:700;font-size:14px;transition:var(--ease);white-space:nowrap}.button-primary{background:var(--violet);color:#fff;box-shadow:0 8px 18px rgba(108,76,255,.22)}.button-primary:hover{transform:translateY(-2px);background:var(--violet-deep);box-shadow:0 12px 24px rgba(108,76,255,.32)}.button-outline{background:transparent;border:1px solid #cfd4e0;color:var(--ink)}.button-outline:hover{border-color:var(--violet);color:var(--violet);background:#f8f6ff}.button-small{min-height:35px;padding:7px 13px;font-size:13px;border-radius:9px}.channel-row{border-top:1px solid var(--line);background:#fff}.channel-row .container{display:flex;align-items:center;gap:8px;min-height:52px}.nav-label{font-size:12px;letter-spacing:1px;color:#9299a9;font-weight:800;white-space:nowrap;margin-right:5px}.main-nav{display:flex;align-items:center;gap:3px;overflow:auto;scrollbar-width:none}.main-nav::-webkit-scrollbar{display:none}.main-nav a{position:relative;padding:8px 12px;color:#50586a;font-weight:700;font-size:14px;white-space:nowrap;border-radius:8px;transition:var(--ease)}.main-nav a:hover{color:var(--violet);background:#f5f3ff}.main-nav a.active{color:var(--violet);background:#f0edff}.main-nav a.active:after{content:"";position:absolute;left:18px;right:18px;bottom:-10px;height:2px;background:var(--violet);border-radius:5px}.menu-toggle{display:none;background:transparent;color:var(--navy);font-size:24px;padding:5px}
main{overflow:hidden}section{position:relative}.section{padding:88px 0}.section-alt{background:var(--mist)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:32px}.section-kicker{font-size:12px;color:var(--violet);font-weight:800;letter-spacing:1.4px;margin-bottom:8px}.section h2{font-size:32px;line-height:1.3;letter-spacing:-1px;margin:0;color:var(--navy)}.section-head p{max-width:580px;margin:0;color:var(--muted);font-size:15px}
.notice-hero{position:relative;min-height:496px;display:flex;align-items:center;overflow:hidden;background:#101625 url("/assets/images/backpic/back-2.webp") center/cover no-repeat;color:#fff}.notice-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(12,16,31,.96),rgba(18,24,43,.86) 48%,rgba(12,16,31,.48))}.notice-hero:after{content:"";position:absolute;width:560px;height:560px;border:1px solid rgba(177,164,255,.27);border-radius:50%;right:5%;top:-220px;box-shadow:0 0 0 55px rgba(108,76,255,.06),0 0 0 112px rgba(108,76,255,.04)}.notice-hero .container{position:relative;z-index:1;padding:75px 0}.hero-grid{display:grid;grid-template-columns:1.1fr .7fr;align-items:center;gap:60px}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 11px;border:1px solid rgba(255,255,255,.22);border-radius:999px;background:rgba(255,255,255,.09);font-size:12px;font-weight:700;letter-spacing:.7px}.eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--aqua);display:block;box-shadow:0 0 0 4px rgba(0,199,181,.15)}h1{font-size:48px;line-height:1.16;letter-spacing:-2px;margin:19px 0 18px}.hero-copy p{color:#dce2f2;max-width:680px;font-size:17px;margin:0 0 27px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.button-light{background:#fff;color:var(--navy);box-shadow:0 10px 24px rgba(0,0,0,.14)}.button-light:hover{background:#eeeaff;transform:translateY(-2px)}.hero-panel{padding:23px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:var(--radius);backdrop-filter:blur(12px);box-shadow:var(--shadow-lg)}.panel-status{display:flex;align-items:center;gap:11px;padding-bottom:15px;border-bottom:1px solid rgba(255,255,255,.16);font-weight:800}.pulse{width:10px;height:10px;border-radius:50%;background:var(--aqua);box-shadow:0 0 0 6px rgba(0,199,181,.14)}.status-line{display:flex;justify-content:space-between;gap:15px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.12);font-size:14px}.status-line:last-child{border:0;padding-bottom:0}.status-line span{color:#c7cee0}.status-line b{font-size:13px;color:#a6f1e8}
.alert-strip{margin-top:-28px;position:relative;z-index:3}.alert-box{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:17px 23px;border-radius:var(--radius-sm);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.alert-main{display:flex;align-items:center;gap:14px}.alert-icon{width:39px;height:39px;display:grid;place-items:center;border-radius:12px;background:#fff3dc;color:#bd7811;font-size:20px;font-weight:900}.alert-main strong{display:block;font-size:15px}.alert-main span{font-size:13px;color:var(--muted)}.alert-box time{font-size:13px;color:var(--muted);white-space:nowrap}
.filter-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:23px}.filter{padding:8px 14px;border:1px solid var(--line);border-radius:999px;color:var(--muted);background:#fff;font-size:13px;font-weight:700;transition:var(--ease)}.filter:hover,.filter.active{background:#f0edff;border-color:#d9d0ff;color:var(--violet)}.notice-list{border-top:1px solid var(--line)}.notice-item{display:grid;grid-template-columns:115px 1fr auto;align-items:center;gap:26px;padding:25px 5px;border-bottom:1px solid var(--line);transition:var(--ease)}.notice-item:hover{padding-left:14px;padding-right:14px;background:#fbfaff}.notice-date{color:var(--muted);font-size:13px}.notice-date b{display:block;color:var(--violet);font-size:18px;line-height:1.2}.notice-content h3{font-size:18px;line-height:1.4;margin:0 0 6px;color:var(--navy)}.notice-content p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}.tag{display:inline-flex;align-items:center;padding:3px 9px;border-radius:999px;font-size:11px;line-height:1.5;font-weight:800;margin-right:8px}.tag-system{color:#5b3ce0;background:#eeeaff}.tag-security{color:#b14455;background:#ffeaee}.tag-service{color:#087c71;background:#e1faf6}
.three-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:19px}.feature-card{position:relative;padding:27px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:var(--ease);overflow:hidden}.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#dcd4ff}.feature-card:after{content:"";position:absolute;width:110px;height:110px;border-radius:50%;right:-45px;bottom:-45px;background:#f1eeff}.feature-icon{position:relative;z-index:1;width:46px;height:46px;display:grid;place-items:center;border-radius:14px;background:#f0edff;color:var(--violet);font-size:20px;font-weight:900}.feature-card h3{position:relative;z-index:1;margin:18px 0 9px;font-size:19px}.feature-card p{position:relative;z-index:1;color:var(--muted);font-size:14px;margin:0}
split{display:block}.info-split{display:grid;grid-template-columns:.95fr 1.05fr;gap:70px;align-items:center}.image-frame{position:relative}.image-frame img{width:100%;height:410px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow-lg)}.image-frame:after{content:"";position:absolute;right:-18px;bottom:-18px;width:135px;height:135px;border:1px solid #d9d0ff;border-radius:var(--radius);z-index:-1}.copy-label{color:var(--violet);font-size:12px;font-weight:800;letter-spacing:1.3px}.info-copy h2{font-size:34px;line-height:1.35;margin:8px 0 16px}.info-copy>p{color:var(--muted);margin:0 0 20px}.check-list{list-style:none;padding:0;margin:0}.check-list li{position:relative;padding:12px 0 12px 31px;border-bottom:1px solid var(--line);font-size:14px;color:var(--ink-soft)}.check-list li:before{content:"✓";position:absolute;left:0;top:12px;width:20px;height:20px;line-height:20px;text-align:center;border-radius:50%;background:#e0faf6;color:#008c80;font-weight:900;font-size:12px}
process{display:block}.process-wrap{background:var(--navy);color:#fff;padding:82px 0}.process-wrap h2{color:#fff}.process-wrap .section-kicker{color:#bdafff}.process-wrap .section-head p{color:#b8c1d7}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:38px}.step{position:relative;padding:0 25px 0 0}.step:not(:last-child):after{content:"";position:absolute;height:1px;background:rgba(255,255,255,.2);left:58px;right:-8px;top:24px}.step-num{position:relative;z-index:1;width:49px;height:49px;display:grid;place-items:center;border-radius:50%;background:var(--violet);font-weight:900;font-size:16px;box-shadow:0 0 0 7px rgba(108,76,255,.2)}.step h3{font-size:17px;margin:20px 0 8px}.step p{font-size:14px;line-height:1.75;margin:0;color:#bfc7d9}
proof-grid{display:grid;grid-template-columns:1fr 1fr;gap:23px}.quote-card{border-radius:var(--radius);padding:29px;background:#fff;border:1px solid var(--line)}.quote-mark{font-size:36px;line-height:1;color:var(--violet);font-family:Georgia,serif}.quote-card p{font-size:16px;color:var(--ink-soft);margin:6px 0 20px}.quote-meta{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:13px}.quote-meta strong{color:var(--navy)}
.faq-wrap{max-width:900px;margin:auto}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;padding:21px 2px;background:transparent;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;color:var(--navy);font-weight:800;font-size:16px}.faq-question span:last-child{font-size:23px;color:var(--violet);font-weight:400;transition:var(--ease)}.faq-answer{display:none;padding:0 38px 20px 2px;color:var(--muted);font-size:14px}.faq-item.open .faq-answer{display:block}.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
.cta-box{padding:53px 58px;border-radius:26px;color:#fff;background:var(--navy) url("/assets/images/backpic/back-3.jpg") center/cover no-repeat;position:relative;overflow:hidden}.cta-box:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(18,24,43,.96),rgba(38,29,86,.79))}.cta-box>*{position:relative;z-index:1}.cta-box h2{color:#fff;font-size:32px;margin:0 0 10px}.cta-box p{margin:0;color:#d4d9e8;max-width:660px}.cta-actions{margin-top:24px;display:flex;gap:12px;flex-wrap:wrap}
.site-footer{background:#0d1220;color:#c1c9da;padding:63px 0 21px}.footer-top{display:grid;grid-template-columns:1.1fr 1.4fr;gap:80px;padding-bottom:45px;border-bottom:1px solid rgba(255,255,255,.12)}.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:23px;font-weight:800}.footer-intro{font-size:14px;line-height:1.9;color:#9da8bf;max-width:430px;margin:17px 0 0}.footer-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.footer-nav h3{font-size:14px;color:#fff;margin:0 0 14px}.footer-nav a{display:block;color:#9da8bf;font-size:13px;margin:8px 0;transition:var(--ease)}.footer-nav a:hover{color:#c8bbff;transform:translateX(3px)}.footer-bottom{padding-top:19px;display:flex;justify-content:space-between;gap:20px;align-items:center;font-size:12px;color:#8c97ad}.record-links{display:flex;align-items:center;justify-content:flex-end;gap:11px;flex-wrap:wrap}.record-links a:hover{color:#c8bbff}
.fixed-bar{position:fixed;z-index:45;bottom:18px;left:50%;transform:translateX(-50%);width:min(760px,calc(100% - 32px));padding:10px 12px 10px 18px;border:1px solid rgba(255,255,255,.2);border-radius:16px;background:rgba(19,25,39,.94);backdrop-filter:blur(14px);box-shadow:var(--shadow-lg);display:flex;align-items:center;justify-content:space-between;gap:12px;color:#fff}.fixed-bar div{font-size:13px}.fixed-bar span{color:#bbc4d7;font-size:12px;margin-left:8px}.fixed-bar .button{min-height:38px}
@media(max-width:1024px){.hero-grid{gap:35px}.footer-top{gap:40px}.info-split{gap:42px}.notice-item{grid-template-columns:94px 1fr auto}.steps{gap:20px}.step{padding-right:5px}.step:not(:last-child):after{right:-16px}.search-mini input{width:160px}}
@media(max-width:768px){.container{width:min(var(--container),calc(100% - 32px))}.topbar-links{display:none}.topbar .container{justify-content:center}.brand-row .container{height:68px}.brand{font-size:22px}.header-actions .button{display:none}.search-mini input{width:145px}.channel-row .container{min-height:48px}.nav-label{display:none}.main-nav a{padding:7px 10px;font-size:13px}.notice-hero{min-height:auto}.notice-hero .container{padding:65px 0 75px}.hero-grid{grid-template-columns:1fr}.hero-panel{max-width:440px}h1{font-size:39px}.section{padding:66px 0}.section-head{display:block;margin-bottom:25px}.section-head p{margin-top:12px}.section h2,.info-copy h2{font-size:28px}.three-grid{grid-template-columns:1fr}.info-split{grid-template-columns:1fr}.image-frame{max-width:580px}.image-frame img{height:330px}.process-wrap{padding:65px 0}.steps{grid-template-columns:1fr 1fr;row-gap:33px}.step:not(:last-child):after{display:none}.notice-item{grid-template-columns:82px 1fr}.notice-item .button{display:none}.proof-grid{grid-template-columns:1fr}.footer-top{grid-template-columns:1fr;gap:35px}.footer-bottom{display:block}.record-links{justify-content:flex-start;margin-top:10px}.cta-box{padding:39px 29px}.fixed-bar{bottom:10px}.fixed-bar span{display:none}}
@media(max-width:520px){body{font-size:15px}.search-mini{display:none}.brand-row .container{height:63px}.brand-mark{width:34px;height:34px;border-radius:10px}.brand small{font-size:9px}h1{font-size:33px;letter-spacing:-1px}.hero-copy p{font-size:15px}.hero-actions .button{width:100%}.alert-strip{margin-top:-18px}.alert-box{align-items:flex-start;padding:15px;gap:12px}.alert-box time{display:none}.notice-item{gap:14px;padding:19px 0}.notice-date b{font-size:16px}.notice-content h3{font-size:16px}.notice-content p{font-size:13px}.section h2,.info-copy h2,.cta-box h2{font-size:25px}.image-frame img{height:255px}.steps{grid-template-columns:1fr}.footer-nav{grid-template-columns:1fr 1fr}.footer-nav>div:last-child{grid-column:span 2}.fixed-bar{padding-left:14px}.fixed-bar div{font-size:12px}.fixed-bar .button{padding:8px 12px;font-size:12px}.cta-box{padding:33px 22px}}

/* roulang page: category5 */
:root{
 --ink:#161b29;--ink-soft:#343b4d;--muted:#6d7587;--line:#e5e8ef;--paper:#fff;--mist:#f5f7fb;
 --navy:#131927;--navy-2:#202a42;--violet:#6c4cff;--violet-deep:#4f32dc;--aqua:#00c7b5;
 --gold:#f8b84e;--rose:#f25f72;--shadow:0 16px 45px rgba(24,32,54,.11);--shadow-lg:0 28px 72px rgba(9,14,31,.22);
 --radius:20px;--radius-sm:13px;--container:1180px;--ease:all .24s ease;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
body.menu-open{overflow:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input{font:inherit}button{cursor:pointer;border:0}
.container{width:min(var(--container),calc(100% - 48px));margin:0 auto}.topbar{background:#0d1220;color:#dce2f2;font-size:12px}.topbar .container{height:35px;display:flex;align-items:center;justify-content:space-between;gap:18px}.topbar-note{display:flex;align-items:center;gap:8px;white-space:nowrap}.topbar-note:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--aqua);box-shadow:0 0 0 4px rgba(0,199,181,.12)}.topbar-links{display:flex;gap:18px}.topbar-links a{color:#b8c1d7;transition:var(--ease)}.topbar-links a:hover{color:#fff}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(16px);border-bottom:1px solid rgba(229,232,239,.82)}.brand-row .container{height:77px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:25px;letter-spacing:-1px;color:var(--navy)}.brand-mark{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,var(--violet),#917bff);box-shadow:0 8px 18px rgba(108,76,255,.25);color:#fff;font-weight:900;font-size:17px}.brand small{display:block;font-size:10px;line-height:1.1;letter-spacing:1.6px;color:var(--muted);font-weight:700;margin-top:1px}
.header-actions{display:flex;align-items:center;gap:11px}.search-mini{position:relative}.search-mini input{width:205px;padding:10px 13px 10px 35px;border:1px solid var(--line);border-radius:11px;background:#fafbfe;color:var(--ink);outline:none;transition:var(--ease);font-size:13px}.search-mini input:focus{border-color:var(--violet);background:#fff;box-shadow:0 0 0 4px rgba(108,76,255,.11)}.search-icon{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:#8991a4;font-size:15px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:43px;padding:10px 18px;border-radius:11px;font-weight:700;font-size:14px;transition:var(--ease);white-space:nowrap}.button-primary{background:var(--violet);color:#fff;box-shadow:0 8px 18px rgba(108,76,255,.22)}.button-primary:hover{transform:translateY(-2px);background:var(--violet-deep);box-shadow:0 12px 24px rgba(108,76,255,.32)}.button-outline{background:transparent;border:1px solid #cfd4e0;color:var(--ink)}.button-outline:hover{border-color:var(--violet);color:var(--violet);background:#f8f6ff}.button-light{background:#fff;color:var(--navy);border:1px solid rgba(255,255,255,.45)}.button-light:hover{background:#f1efff;transform:translateY(-2px)}
.channel-row{border-top:1px solid var(--line);background:#fff}.channel-row .container{display:flex;align-items:center;gap:8px;min-height:52px}.nav-label{font-size:12px;letter-spacing:1px;color:#9299a9;font-weight:800;white-space:nowrap;margin-right:5px}.main-nav{display:flex;align-items:center;gap:3px;overflow:auto;scrollbar-width:none}.main-nav::-webkit-scrollbar{display:none}.main-nav a{position:relative;padding:8px 12px;color:#50586a;font-weight:700;font-size:14px;white-space:nowrap;border-radius:8px;transition:var(--ease)}.main-nav a:hover{color:var(--violet);background:#f5f3ff}.main-nav a.active{color:var(--violet);background:#f0edff}.main-nav a.active:after{content:"";position:absolute;left:18px;right:18px;bottom:-10px;height:2px;background:var(--violet);border-radius:5px}.menu-toggle{display:none;background:transparent;color:var(--navy);font-size:24px;padding:5px}
main{overflow:hidden}section{position:relative}.section{padding:86px 0}.section-soft{padding:82px 0;background:var(--mist)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}.section-kicker{font-size:12px;color:var(--violet);font-weight:800;letter-spacing:1.4px;margin-bottom:7px}.section-head h2,.content-copy h2,.dark-copy h2{font-size:31px;line-height:1.32;letter-spacing:-.8px;margin:0;color:var(--navy)}.section-head p{max-width:620px;margin:0;color:var(--muted);font-size:15px}
.guide-hero{min-height:505px;isolation:isolate;background:#151a2b url("/assets/images/backpic/back-2.webp") center/cover no-repeat;color:#fff;overflow:hidden}.guide-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(12,16,31,.94),rgba(20,25,48,.84) 52%,rgba(26,25,61,.6))}.guide-hero:after{content:"";position:absolute;width:540px;height:540px;border-radius:50%;right:-80px;bottom:-270px;border:1px solid rgba(196,183,255,.45);box-shadow:0 0 0 54px rgba(145,123,255,.08),0 0 0 118px rgba(145,123,255,.05)}.guide-hero .container{min-height:505px;display:grid;grid-template-columns:1.1fr .9fr;gap:45px;align-items:center;position:relative;z-index:1;padding:55px 0}.profile-line{display:flex;align-items:center;gap:14px;margin-bottom:22px}.avatar{width:57px;height:57px;border-radius:18px;background:linear-gradient(145deg,#9b88ff,#5e3ee4);display:grid;place-items:center;font-size:24px;font-weight:900;box-shadow:0 10px 25px rgba(0,0,0,.2)}.profile-name strong{display:block;font-size:17px}.profile-name span{font-size:12px;color:#cbd2e9}.verified{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;border-radius:50%;background:var(--aqua);font-size:10px;margin-left:5px}.guide-hero h1{font-size:48px;line-height:1.18;letter-spacing:-1.8px;margin:0 0 17px}.guide-hero h1 em{font-style:normal;color:#c7bcff}.hero-lead{max-width:630px;color:#e0e5f3;font-size:16px;line-height:1.95;margin:0 0 25px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.profile-panel{background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.2);border-radius:var(--radius);padding:25px;backdrop-filter:blur(10px);box-shadow:var(--shadow-lg)}.panel-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:19px}.panel-top b{font-size:15px}.status{font-size:12px;color:#bcfff7;background:rgba(0,199,181,.14);padding:4px 9px;border-radius:99px}.guide-progress{display:grid;gap:14px}.guide-progress div{display:flex;align-items:center;gap:12px;font-size:13px}.guide-progress i{font-style:normal;width:25px;height:25px;border-radius:9px;background:rgba(255,255,255,.16);display:grid;place-items:center;font-size:12px;font-weight:800}.guide-progress div:first-child i{background:var(--aqua);color:#102126}.guide-progress span{color:#e6e9f5}.data-badges{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-top:22px}.data-badge{padding:12px 8px;text-align:center;background:rgba(12,17,35,.38);border-radius:12px}.data-badge b{display:block;font-size:17px;color:#fff}.data-badge span{font-size:11px;color:#c3c9dc}
.quick-strip{margin-top:-34px;position:relative;z-index:3}.quick-grid{display:grid;grid-template-columns:1.25fr repeat(3,1fr);background:#fff;border-radius:18px;box-shadow:var(--shadow);overflow:hidden}.quick-main{padding:19px 26px;background:var(--violet);color:#fff}.quick-main b{display:block;font-size:17px}.quick-main span{font-size:13px;color:#e5dfff}.quick-item{padding:18px 21px;border-right:1px solid var(--line);display:flex;align-items:center;gap:11px}.quick-item:last-child{border:0}.quick-icon{width:34px;height:34px;border-radius:11px;display:grid;place-items:center;background:#f0edff;color:var(--violet);font-weight:900}.quick-item b{display:block;font-size:14px}.quick-item span{display:block;color:var(--muted);font-size:12px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.step-card{position:relative;padding:26px 22px 23px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);transition:var(--ease)}.step-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d8d0ff}.step-no{display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:#f0edff;color:var(--violet);font-weight:900;margin-bottom:18px}.step-card h3{font-size:17px;margin:0 0 8px;color:var(--navy)}.step-card p{font-size:14px;color:var(--muted);margin:0}.step-card:after{content:"→";position:absolute;right:-14px;top:50%;z-index:2;color:#a99bff;font-size:22px}.step-card:last-child:after{display:none}
.split-feature{display:grid;grid-template-columns:.94fr 1.06fr;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 12px 36px rgba(24,32,54,.06)}.feature-image{min-height:435px;position:relative;background:url("/assets/images/coverpic/cover-5.webp") center/cover no-repeat}.feature-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(15,20,39,.52),transparent 58%)}.image-note{position:absolute;z-index:1;left:25px;bottom:23px;color:#fff}.image-note b{font-size:19px;display:block}.image-note span{font-size:13px;color:#e9ebf7}.content-copy{padding:48px 50px}.content-copy h2{margin-bottom:16px}.content-copy>p{color:var(--muted);margin:0 0 22px}.check-list{padding:0;margin:0;list-style:none;display:grid;gap:13px}.check-list li{display:flex;gap:11px;color:var(--ink-soft);font-size:14px}.check-list li:before{content:"✓";flex:0 0 22px;height:22px;display:grid;place-items:center;border-radius:50%;background:#e4fbf8;color:#008f83;font-weight:900;font-size:12px;margin-top:2px}
.scene-layout{display:grid;grid-template-columns:1fr .93fr;gap:28px}.scene-list{display:grid;gap:11px}.scene-item{display:flex;align-items:flex-start;gap:15px;padding:19px 20px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;transition:var(--ease)}.scene-item:hover{border-color:#cfc4ff;transform:translateX(4px);box-shadow:0 10px 26px rgba(24,32,54,.08)}.scene-item strong{display:block;font-size:16px;color:var(--navy);margin-bottom:3px}.scene-item p{margin:0;font-size:14px;color:var(--muted)}.scene-num{font-size:13px;color:var(--violet);font-weight:900;padding-top:2px}.scene-visual{border-radius:var(--radius);min-height:430px;padding:31px;background:var(--navy) url("/assets/images/coverpic/cover-8.webp") center/cover no-repeat;overflow:hidden;position:relative;color:#fff}.scene-visual:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,22,43,.45),rgba(16,20,41,.95))}.scene-visual>*{position:relative;z-index:1}.scene-visual h3{font-size:25px;line-height:1.35;margin:0 0 13px}.scene-visual p{color:#d4daea;margin:0;max-width:390px;font-size:14px}.notice-card{position:absolute;left:31px;right:31px;bottom:29px;padding:18px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.1);backdrop-filter:blur(8px);border-radius:14px}.notice-card b{display:block;font-size:14px}.notice-card span{font-size:12px;color:#d8dced}
.trust-band{background:var(--navy);color:#fff;padding:72px 0}.trust-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}.dark-copy h2{color:#fff;margin-bottom:15px}.dark-copy p{color:#c6cede;margin:0}.trust-points{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}.trust-point{padding:19px;border:1px solid rgba(255,255,255,.13);background:rgba(255,255,255,.05);border-radius:14px}.trust-point b{display:block;color:#c5baff;font-size:18px;margin-bottom:4px}.trust-point span{display:block;color:#c9d0e1;font-size:13px;line-height:1.65}
.notice-section{padding:84px 0}.notice-box{border-radius:var(--radius);padding:37px 40px;background:linear-gradient(135deg,#f2efff,#f8fbff);border:1px solid #e2dcff;display:grid;grid-template-columns:1fr auto;gap:26px;align-items:center}.notice-box h2{font-size:27px;line-height:1.35;margin:0 0 10px;color:var(--navy)}.notice-box p{margin:0;color:var(--muted);max-width:700px}.notice-list{margin:21px 0 0;padding:0;list-style:none;display:flex;gap:14px;flex-wrap:wrap}.notice-list li{font-size:13px;color:var(--ink-soft);padding:5px 10px;background:#fff;border-radius:99px;border:1px solid #e1ddf7}
.faq-wrap{max-width:900px;margin:0 auto}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;padding:21px 2px;display:flex;align-items:center;justify-content:space-between;text-align:left;background:transparent;color:var(--navy);font-weight:800;font-size:16px}.faq-question span:last-child{width:26px;height:26px;border-radius:50%;background:#f0edff;color:var(--violet);display:grid;place-items:center;font-size:19px;line-height:1;transition:var(--ease)}.faq-item.open .faq-question span:last-child{transform:rotate(45deg);background:var(--violet);color:#fff}.faq-answer{max-height:0;overflow:hidden;color:var(--muted);font-size:14px;transition:max-height .32s ease}.faq-answer p{margin:0;padding:0 38px 21px 2px}.faq-item.open .faq-answer{max-height:180px}
.cta{padding:88px 0}.cta-box{position:relative;overflow:hidden;padding:53px 58px;border-radius:var(--radius);color:#fff;background:#6c4cff url("/assets/images/backpic/back-3.jpg") center/cover no-repeat;box-shadow:var(--shadow-lg)}.cta-box:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(72,43,190,.94),rgba(89,62,224,.84))}.cta-box>*{position:relative;z-index:1}.cta-box h2{max-width:720px;font-size:34px;line-height:1.3;margin:0 0 13px}.cta-box p{max-width:690px;color:#eeeaff;margin:0 0 25px}.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.site-footer{background:#101522;color:#c4cad9;padding:60px 0 22px}.footer-top{display:grid;grid-template-columns:1.15fr 1fr;gap:65px;padding-bottom:45px}.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:23px;font-weight:850}.footer-intro{max-width:485px;font-size:14px;line-height:1.85;color:#aeb7ca;margin:17px 0 0}.footer-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.footer-nav h3{margin:0 0 13px;color:#fff;font-size:14px}.footer-nav a{display:block;font-size:13px;color:#aeb7ca;margin:8px 0;transition:var(--ease)}.footer-nav a:hover{color:#c9bdff;transform:translateX(3px)}.footer-bottom{padding-top:22px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:20px;align-items:flex-start;font-size:12px;color:#8f99ad}.record-links{display:flex;flex-wrap:wrap;gap:9px;justify-content:flex-end}.record-links a:hover{color:#c9bdff}
.fixed-bar{position:fixed;z-index:45;bottom:18px;left:50%;transform:translateX(-50%);width:min(620px,calc(100% - 30px));border:1px solid rgba(255,255,255,.45);padding:10px 11px 10px 18px;border-radius:15px;background:rgba(19,25,39,.92);backdrop-filter:blur(12px);color:#fff;box-shadow:var(--shadow-lg);display:flex;align-items:center;justify-content:space-between;gap:14px}.fixed-bar span{font-size:13px;color:#dce1ef}.fixed-bar .button{min-height:38px;padding:8px 14px}
:focus-visible{outline:3px solid rgba(108,76,255,.38);outline-offset:3px}
@media(max-width:1024px){.guide-hero h1{font-size:41px}.steps{grid-template-columns:repeat(2,1fr)}.step-card:nth-child(2):after{display:none}.footer-top{gap:35px}.content-copy{padding:38px}.scene-layout{gap:20px}}
@media(max-width:768px){.container{width:min(var(--container),calc(100% - 32px))}.topbar-links{display:none}.brand-row .container{height:67px}.brand{font-size:22px}.search-mini{display:none}.menu-toggle{display:block}.channel-row .container{min-height:48px}.nav-label{display:none}.main-nav a{font-size:13px;padding:7px 10px}.guide-hero .container{grid-template-columns:1fr;padding:50px 0}.guide-hero{min-height:auto}.guide-hero h1{font-size:37px}.profile-panel{max-width:520px}.quick-strip{margin-top:0;background:var(--mist);padding:18px 0}.quick-grid{grid-template-columns:repeat(2,1fr);border-radius:13px}.quick-main{grid-column:1/-1}.quick-item:nth-child(3){border-right:0}.section,.section-soft{padding:64px 0}.section-head{display:block}.section-head h2,.content-copy h2,.dark-copy h2{font-size:27px}.section-head p{margin-top:12px}.split-feature,.scene-layout,.trust-grid{grid-template-columns:1fr}.feature-image{min-height:290px}.content-copy{padding:30px 25px}.scene-visual{min-height:350px}.notice-box{grid-template-columns:1fr;padding:29px 25px}.footer-top{grid-template-columns:1fr}.footer-nav{max-width:650px}.footer-bottom{display:block}.record-links{justify-content:flex-start;margin-top:10px}.cta-box{padding:40px 29px}.cta-box h2{font-size:29px}}
@media(max-width:520px){body{font-size:15px}.topbar .container{height:32px;font-size:11px}.topbar-note{overflow:hidden;text-overflow:ellipsis}.brand-mark{width:34px;height:34px;border-radius:10px}.brand small{font-size:8px}.header-actions .button{display:none}.guide-hero h1{font-size:31px}.hero-lead{font-size:14px}.data-badges{gap:6px}.data-badge{padding:9px 3px}.data-badge b{font-size:15px}.quick-grid{grid-template-columns:1fr}.quick-item{border-right:0;border-bottom:1px solid var(--line)}.quick-item:last-child{border-bottom:0}.steps{grid-template-columns:1fr}.step-card:after{display:none}.section-head h2,.content-copy h2,.dark-copy h2{font-size:24px}.feature-image{min-height:235px}.scene-visual{padding:24px;min-height:330px}.notice-card{left:20px;right:20px;bottom:20px}.trust-points{grid-template-columns:1fr}.footer-nav{grid-template-columns:1fr 1fr}.footer-nav>div:last-child{grid-column:1/-1}.cta-box h2{font-size:25px}.cta-actions .button{width:100%}.fixed-bar span{display:none}.fixed-bar{justify-content:center;padding:8px;width:calc(100% - 24px);bottom:10px}.fixed-bar .button{width:100%}}