/* roulang page: index */
:root{
      --ink:#10213e;
      --muted:#63718a;
      --blue:#2168e8;
      --blue-dark:#1246ad;
      --cyan:#16b8c9;
      --sky:#edf5ff;
      --line:#e3ebf6;
      --paper:#ffffff;
      --soft:#f6f9fd;
      --gold:#f6b84b;
      --radius-lg:28px;
      --radius-md:18px;
      --radius-sm:12px;
      --shadow-sm:0 8px 24px rgba(28,69,126,.08);
      --shadow-md:0 18px 50px rgba(24,72,139,.14);
      --shadow-blue:0 18px 40px rgba(33,104,232,.22);
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      color:var(--ink);
      background:var(--paper);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{cursor:pointer}
    img{display:block;max-width:100%}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(255,255,255,.94);
      border-bottom:1px solid rgba(222,232,245,.9);
      box-shadow:0 4px 18px rgba(24,65,121,.05);
      backdrop-filter:blur(14px)
    }
    .nav-shell{height:78px;display:flex;align-items:center;gap:26px}
    .brand{display:flex;align-items:center;gap:11px;min-width:max-content;font-weight:800;font-size:21px;letter-spacing:.02em}
    .brand-mark{
      width:38px;height:38px;border-radius:13px;display:grid;place-items:center;
      color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan));
      box-shadow:0 8px 20px rgba(33,104,232,.25);font-size:18px
    }
    .main-nav{display:flex;align-items:center;gap:4px;flex:1;overflow-x:auto;scrollbar-width:none}
    .main-nav::-webkit-scrollbar{display:none}
    .main-nav a{
      white-space:nowrap;padding:9px 12px;border-radius:10px;color:#53627b;font-size:14px;transition:.2s ease
    }
    .main-nav a:hover,.main-nav a.active{color:var(--blue);background:#eef5ff}
    .nav-tools{display:flex;align-items:center;gap:10px}
    .search-mini{position:relative;width:178px}
    .search-mini input{
      width:100%;height:40px;border:1px solid var(--line);border-radius:12px;
      padding:0 38px 0 14px;outline:0;background:#f8fbff;color:var(--ink);font-size:13px
    }
    .search-mini input:focus{border-color:#8eb8ff;box-shadow:0 0 0 4px rgba(33,104,232,.1)}
    .search-mini button{position:absolute;right:6px;top:6px;width:28px;height:28px;border:0;border-radius:8px;background:var(--blue);color:#fff;font-size:13px}
    .nav-cta,.primary-btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:42px;padding:0 18px;border:0;border-radius:12px;color:#fff;
      background:var(--blue);font-size:14px;font-weight:700;transition:.25s ease;
      box-shadow:0 8px 18px rgba(33,104,232,.18)
    }
    .nav-cta:hover,.primary-btn:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:var(--shadow-blue)}
    .secondary-btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;
      padding:0 19px;border:1px solid #bdd4f6;border-radius:12px;color:var(--blue);
      background:#fff;font-weight:700;font-size:14px;transition:.25s ease
    }
    .secondary-btn:hover{background:#eef5ff;border-color:#8eb8ff;transform:translateY(-2px)}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;color:var(--blue)}
    .hero{
      min-height:650px;display:flex;align-items:center;position:relative;overflow:hidden;
      background:linear-gradient(90deg,rgba(248,252,255,.98) 0%,rgba(248,252,255,.9) 43%,rgba(248,252,255,.22) 100%),url("/assets/images/backpic/back-1.webp") center/cover no-repeat
    }
    .hero:after{content:"";position:absolute;right:-180px;bottom:-220px;width:600px;height:600px;border-radius:50%;background:rgba(80,182,240,.16);filter:blur(5px)}
    .hero-content{position:relative;z-index:1;width:100%;padding:74px 0 84px}
    .eyebrow,.section-kicker{
      display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:800;font-size:13px;letter-spacing:.08em
    }
    .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;border-radius:4px;background:var(--cyan)}
    .hero h1{font-size:clamp(38px,5.6vw,70px);line-height:1.16;letter-spacing:-.045em;max-width:720px;margin:18px 0 22px}
    .hero h1 span{color:var(--blue)}
    .hero-lead{max-width:650px;color:#53647e;font-size:18px;line-height:1.9}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0 35px}
    .hero-proof{display:flex;gap:30px;flex-wrap:wrap}
    .proof-item{padding-left:15px;border-left:2px solid #8bcdd8}
    .proof-item strong{display:block;font-size:25px;line-height:1.25;color:var(--ink)}
    .proof-item span{display:block;font-size:13px;color:var(--muted);margin-top:3px}
    .hero-panel{
      margin-top:40px;width:min(660px,100%);padding:16px;background:rgba(255,255,255,.83);
      border:1px solid rgba(255,255,255,.95);border-radius:20px;box-shadow:var(--shadow-md);
      display:flex;gap:10px;align-items:center
    }
    .hero-panel input{flex:1;min-width:0;height:48px;border:0;background:transparent;outline:0;padding:0 12px;color:var(--ink)}
    .hero-panel button{height:48px;padding:0 21px;border:0;border-radius:12px;background:var(--ink);color:#fff;font-weight:700}
    .section{padding:90px 0}
    .section.compact{padding:68px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}
    .section-head h2{font-size:clamp(27px,3.2vw,42px);line-height:1.25;letter-spacing:-.03em;margin-top:11px}
    .section-head p{max-width:560px;color:var(--muted);font-size:15px}
    .quick-bar{margin-top:-34px;position:relative;z-index:3}
    .quick-wrap{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow-md);display:grid;grid-template-columns:repeat(5,1fr);padding:8px}
    .quick-item{display:flex;align-items:center;gap:12px;padding:17px 16px;border-right:1px solid var(--line);transition:.2s}
    .quick-item:last-child{border:0}.quick-item:hover{background:#f5f9ff;border-radius:14px}
    .quick-icon{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:#eaf3ff;color:var(--blue);font-weight:800}
    .quick-item strong{font-size:14px;display:block}.quick-item span{font-size:12px;color:var(--muted)}
    .soft-bg{background:var(--soft)}
    .activity-grid{display:grid;grid-template-columns:1.35fr .85fr;gap:22px}
    .feature-card{position:relative;overflow:hidden;min-height:360px;border-radius:var(--radius-lg);background:#123a83;color:#fff;box-shadow:var(--shadow-md)}
    .feature-card img{width:100%;height:100%;object-fit:cover;opacity:.63}
    .feature-overlay{position:absolute;inset:0;padding:34px;display:flex;flex-direction:column;justify-content:end;background:linear-gradient(0deg,rgba(8,28,70,.9),rgba(8,28,70,.04) 72%)}
    .tag{display:inline-flex;width:max-content;align-items:center;padding:5px 10px;border-radius:99px;background:#e9f3ff;color:var(--blue);font-size:12px;font-weight:800}
    .tag.dark{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.28)}
    .feature-overlay h3{font-size:29px;line-height:1.3;margin:14px 0 8px}.feature-overlay p{font-size:14px;color:#dbe8ff;max-width:560px}
    .feature-link{margin-top:18px;font-size:14px;font-weight:700;color:#fff}
    .activity-side{display:grid;gap:22px}
    .side-card{display:flex;gap:18px;align-items:center;border:1px solid var(--line);background:#fff;border-radius:var(--radius-md);padding:15px;box-shadow:var(--shadow-sm);transition:.25s}
    .side-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
    .side-card img{width:118px;height:118px;border-radius:14px;object-fit:cover}.side-card h3{font-size:17px;line-height:1.45;margin:10px 0 4px}.side-card p{font-size:13px;color:var(--muted);line-height:1.65}
    .service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .service-card{padding:25px 22px;border:1px solid var(--line);border-radius:18px;background:#fff;transition:.25s;box-shadow:0 4px 14px rgba(32,75,134,.03)}
    .service-card:hover{border-color:#acd0ff;transform:translateY(-5px);box-shadow:var(--shadow-md)}
    .service-card .number{font-size:13px;color:var(--cyan);font-weight:800}.service-card h3{font-size:18px;margin:12px 0 8px}.service-card p{font-size:13px;color:var(--muted);line-height:1.75}
    .service-card a{display:inline-block;color:var(--blue);font-size:13px;font-weight:700;margin-top:14px}
    .metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#d9e7fb;border:1px solid #d9e7fb;border-radius:20px;overflow:hidden}
    .metric{background:#fff;padding:28px 25px}.metric strong{font-size:37px;line-height:1;color:var(--blue);display:block}.metric span{display:block;color:var(--muted);font-size:14px;margin-top:10px}.metric small{display:block;color:#8694aa;font-size:12px;margin-top:6px}
    .theme-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:25px;align-items:stretch}
    .theme-copy{padding:34px;border-radius:var(--radius-lg);background:#102c61;color:#fff;display:flex;flex-direction:column;justify-content:center}
    .theme-copy h2{font-size:32px;line-height:1.35;margin:13px 0}.theme-copy p{color:#cbdcff;font-size:15px}.theme-copy .secondary-btn{margin-top:25px;width:max-content;background:transparent;color:#fff;border-color:#6d9be4}
    .theme-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
    .theme-card{min-height:185px;padding:22px;border-radius:18px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);position:relative;overflow:hidden}
    .theme-card img{position:absolute;right:0;bottom:0;width:125px;height:125px;object-fit:cover;border-radius:50% 0 0 0;opacity:.85}.theme-card h3,.theme-card p{position:relative;z-index:1;max-width:170px}.theme-card h3{font-size:18px}.theme-card p{font-size:13px;color:var(--muted);margin-top:8px}
    .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;position:relative}.steps:before{content:"";position:absolute;top:24px;left:12%;right:12%;border-top:1px dashed #a9c8f4}
    .step{position:relative;z-index:1;padding:25px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-sm)}.step-num{width:48px;height:48px;border-radius:15px;display:grid;place-items:center;background:#eaf3ff;color:var(--blue);font-weight:800;font-size:18px}.step h3{font-size:18px;margin:18px 0 8px}.step p{font-size:14px;color:var(--muted)}
    .content-zone{display:grid;grid-template-columns:1.05fr .95fr;gap:26px}.content-panel{border:1px solid var(--line);border-radius:22px;background:#fff;padding:28px;box-shadow:var(--shadow-sm)}.content-panel h3{font-size:23px;margin:10px 0 20px}
    .news-list{list-style:none}.news-list li{display:grid;grid-template-columns:92px 1fr auto;gap:15px;align-items:center;padding:16px 0;border-bottom:1px solid var(--line)}.news-list li:last-child{border-bottom:0}.news-date{font-size:12px;color:#8a97aa}.news-list strong{font-size:14px;line-height:1.5}.news-list p{font-size:12px;color:var(--muted);margin-top:3px;line-height:1.55}.read-link{font-size:12px;color:var(--blue);white-space:nowrap;font-weight:700}
    .recommend{display:grid;grid-template-columns:120px 1fr;gap:18px;align-items:center;padding-bottom:18px;margin-bottom:18px;border-bottom:1px solid var(--line)}.recommend:last-child{border-bottom:0;margin:0;padding:0}.recommend img{width:120px;height:94px;border-radius:14px;object-fit:cover}.recommend h4{font-size:16px;line-height:1.45}.recommend p{font-size:12px;color:var(--muted);margin-top:5px}
    .preview-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.preview-card{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow-sm);transition:.25s}.preview-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.preview-card img{width:100%;height:145px;object-fit:cover}.preview-body{padding:16px}.preview-body h3{font-size:16px}.preview-body p{font-size:12px;color:var(--muted);margin-top:5px}
    .timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.timeline-card{padding:22px;border-left:3px solid var(--cyan);background:#fff;border-radius:0 16px 16px 0;box-shadow:var(--shadow-sm)}.timeline-card time{font-size:12px;color:var(--blue);font-weight:800}.timeline-card h3{font-size:17px;margin:9px 0 6px}.timeline-card p{font-size:13px;color:var(--muted)}
    .safety-layout{display:grid;grid-template-columns:1fr 1fr;gap:25px;align-items:center}.safety-image{height:340px;border-radius:24px;overflow:hidden}.safety-image img{width:100%;height:100%;object-fit:cover}.safety-list{display:grid;gap:14px}.safety-item{display:flex;gap:15px;padding:16px;border:1px solid var(--line);border-radius:15px;background:#fff}.safety-icon{flex:0 0 40px;height:40px;border-radius:12px;background:#e9f8f7;color:#119da9;display:grid;place-items:center;font-weight:800}.safety-item h3{font-size:16px}.safety-item p{font-size:13px;color:var(--muted);margin-top:3px}
    .reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review{padding:24px;border-radius:18px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm)}.stars{color:var(--gold);letter-spacing:3px;font-size:15px}.review p{font-size:14px;line-height:1.8;margin:15px 0;color:#465873}.review cite{font-size:13px;color:var(--muted);font-style:normal}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.faq-item{border:1px solid var(--line);border-radius:15px;background:#fff;overflow:hidden}.faq-item summary{list-style:none;cursor:pointer;padding:18px 20px;font-size:15px;font-weight:700;display:flex;justify-content:space-between;gap:10px}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"＋";color:var(--blue);font-size:19px}.faq-item[open] summary:after{content:"−"}.faq-answer{padding:0 20px 19px;color:var(--muted);font-size:13px;line-height:1.8}
    .brand-story{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;align-items:center}.brand-story img{width:100%;height:310px;object-fit:cover;border-radius:24px}.brand-story article{font-size:15px;color:#53647e;line-height:2}.brand-story article p+p{margin-top:15px}.brand-story strong{color:var(--ink)}
    .cta-section{padding:74px 0}.cta-box{position:relative;overflow:hidden;padding:48px 55px;border-radius:28px;color:#fff;background:linear-gradient(105deg,#12479f,#197dd8);box-shadow:var(--shadow-blue);display:flex;justify-content:space-between;align-items:center;gap:30px}.cta-box:after{content:"";position:absolute;right:-80px;top:-120px;width:330px;height:330px;border:45px solid rgba(255,255,255,.12);border-radius:50%}.cta-box h2{font-size:32px;line-height:1.35;position:relative;z-index:1}.cta-box p{color:#dbeaff;margin-top:9px;position:relative;z-index:1}.cta-box .hero-actions{margin:0;position:relative;z-index:2}.cta-box .primary-btn{background:#fff;color:var(--blue)}.cta-box .primary-btn:hover{background:#eff6ff}.cta-box .secondary-btn{color:#fff;background:transparent;border-color:rgba(255,255,255,.45)}
    .site-footer{background:#0d1c36;color:#bdcbe0;padding:54px 0 24px}.footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:30px;padding-bottom:38px;border-bottom:1px solid rgba(185,208,242,.16)}.footer-brand{color:#fff;font-size:20px;font-weight:800;display:flex;align-items:center;gap:10px}.footer-brand .brand-mark{width:34px;height:34px;font-size:16px}.footer-intro{font-size:13px;line-height:1.8;margin-top:15px;max-width:310px;color:#91a6c5}.footer-col h3{font-size:14px;color:#fff;margin-bottom:14px}.footer-col a{display:block;font-size:13px;color:#91a6c5;margin:8px 0;transition:.2s}.footer-col a:hover{color:#fff;transform:translateX(2px)}.footer-bottom{padding-top:21px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;font-size:12px;color:#8196b3}.footer-bottom a{color:#a9c4e8}.footer-bottom a:hover{color:#fff}
    .notice{display:inline-flex;align-items:center;gap:8px;padding:5px 10px;border-radius:99px;color:#0e7e89;background:#e3f8f7;font-size:12px;font-weight:700}
    :focus-visible{outline:3px solid rgba(33,104,232,.35);outline-offset:3px}
    @media(max-width:1024px){.nav-shell{gap:14px}.main-nav a{padding:8px 8px;font-size:13px}.search-mini{width:145px}.service-grid{grid-template-columns:repeat(2,1fr)}.quick-wrap{grid-template-columns:repeat(3,1fr)}.quick-item:nth-child(3){border-right:0}.quick-item:nth-child(-n+3){border-bottom:1px solid var(--line)}.quick-item:nth-child(4),.quick-item:nth-child(5){border-bottom:0}.preview-strip{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.container{width:min(100% - 28px,620px)}.nav-shell{height:68px}.nav-tools{margin-left:auto}.search-mini{display:none}.nav-cta{display:none}.mobile-toggle{display:block}.main-nav{position:absolute;display:none;left:14px;right:14px;top:76px;padding:10px;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow-md);flex-wrap:wrap}.main-nav.open{display:flex}.main-nav a{flex:1 1 30%;text-align:center}.hero{min-height:650px;background-position:58% center}.hero-content{padding:65px 0}.hero-lead{font-size:16px}.hero-panel{padding:10px}.section{padding:64px 0}.section-head{display:block}.section-head p{margin-top:12px}.activity-grid,.theme-layout,.content-zone,.safety-layout,.brand-story{grid-template-columns:1fr}.activity-side{grid-template-columns:1fr 1fr}.metrics{grid-template-columns:repeat(2,1fr)}.steps,.timeline,.reviews{grid-template-columns:1fr}.steps:before{display:none}.faq-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.footer-grid .footer-col:last-child{grid-column:2 / 4}.cta-box{display:block;padding:36px 28px}.cta-box .hero-actions{margin-top:25px}}
    @media(max-width:520px){.brand{font-size:18px}.brand-mark{width:34px;height:34px}.hero h1{font-size:40px}.hero-proof{gap:16px}.proof-item strong{font-size:22px}.quick-wrap{grid-template-columns:1fr 1fr}.quick-item{border-right:0!important;border-bottom:1px solid var(--line)!important}.quick-item:last-child{border-bottom:0!important}.activity-side{grid-template-columns:1fr}.side-card img{width:100px;height:100px}.service-grid,.theme-grid,.preview-strip{grid-template-columns:1fr}.news-list li{grid-template-columns:70px 1fr}.read-link{display:none}.safety-image{height:240px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid .footer-col:last-child{grid-column:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}.cta-box h2{font-size:27px}}

/* roulang page: category1 */
:root{
      --ink:#10213e;--muted:#63718a;--blue:#2168e8;--blue-dark:#1246ad;
      --cyan:#16b8c9;--sky:#edf5ff;--line:#e3ebf6;--paper:#fff;--soft:#f6f9fd;
      --gold:#f6b84b;--radius-lg:28px;--radius-md:18px;--radius-sm:12px;
      --shadow-sm:0 8px 24px rgba(28,69,126,.08);--shadow-md:0 18px 50px rgba(24,72,139,.14);
      --shadow-blue:0 18px 40px rgba(33,104,232,.22)
    }
    *{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;line-height:1.75;-webkit-font-smoothing:antialiased}
    a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}img{display:block;max-width:100%}
    .container{width:min(1180px,calc(100% - 40px));margin:auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);border-bottom:1px solid rgba(222,232,245,.9);box-shadow:0 4px 18px rgba(24,65,121,.05);backdrop-filter:blur(14px)}
    .nav-shell{height:78px;display:flex;align-items:center;gap:26px}.brand{display:flex;align-items:center;gap:11px;min-width:max-content;font-weight:800;font-size:21px;letter-spacing:.02em}
    .brand-mark{width:38px;height:38px;border-radius:13px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:0 8px 20px rgba(33,104,232,.25);font-size:18px}
    .main-nav{display:flex;align-items:center;gap:4px;flex:1;overflow-x:auto;scrollbar-width:none}.main-nav::-webkit-scrollbar{display:none}
    .main-nav a{white-space:nowrap;padding:9px 12px;border-radius:10px;color:#53627b;font-size:14px;transition:.2s ease}.main-nav a:hover,.main-nav a.active{color:var(--blue);background:#eef5ff}
    .nav-tools{display:flex;align-items:center;gap:10px}.search-mini{position:relative;width:178px}.search-mini input{width:100%;height:40px;border:1px solid var(--line);border-radius:12px;padding:0 38px 0 14px;outline:0;background:#f8fbff;color:var(--ink);font-size:13px}
    .search-mini input:focus{border-color:#8eb8ff;box-shadow:0 0 0 4px rgba(33,104,232,.1)}.search-mini button{position:absolute;right:6px;top:6px;width:28px;height:28px;border:0;border-radius:8px;background:var(--blue);color:#fff}
    .nav-cta,.primary-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 18px;border:0;border-radius:12px;color:#fff;background:var(--blue);font-size:14px;font-weight:700;transition:.25s;box-shadow:0 8px 18px rgba(33,104,232,.18)}
    .nav-cta:hover,.primary-btn:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:var(--shadow-blue)}.secondary-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 19px;border:1px solid #bdd4f6;border-radius:12px;color:var(--blue);background:#fff;font-weight:700;font-size:14px;transition:.25s}.secondary-btn:hover{background:#eef5ff;border-color:#8eb8ff;transform:translateY(-2px)}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;color:var(--blue)}
    .page-banner{position:relative;min-height:430px;display:flex;align-items:center;overflow:hidden;background:linear-gradient(90deg,rgba(8,35,83,.92),rgba(13,77,151,.68)),url("/assets/images/backpic/back-2.webp") center/cover no-repeat;color:#fff}
    .page-banner:after{content:"";position:absolute;width:480px;height:480px;border:1px solid rgba(255,255,255,.2);border-radius:50%;right:7%;top:-180px}.banner-content{position:relative;z-index:1;padding:78px 0}.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:800;font-size:13px;letter-spacing:.08em}.page-banner .eyebrow{color:#aeeaf1}.eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;border-radius:4px;background:var(--cyan)}
    .page-banner h1{font-size:clamp(38px,5vw,64px);line-height:1.18;letter-spacing:-.045em;margin:18px 0 18px}.banner-lead{max-width:650px;color:#dcecff;font-size:18px}.banner-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.banner-actions .secondary-btn{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.45);color:#fff}
    .section{padding:84px 0}.section.compact{padding:62px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}.section-head h2{font-size:clamp(27px,3.2vw,42px);line-height:1.25;letter-spacing:-.03em;margin:10px 0 0}.section-head p{max-width:560px;color:var(--muted);font-size:15px}
    .tag{display:inline-flex;align-items:center;padding:5px 10px;border-radius:99px;background:#e9f3ff;color:var(--blue);font-size:12px;font-weight:800}.soft-bg{background:var(--soft)}.activity-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:22px}.feature-card{position:relative;overflow:hidden;min-height:370px;border-radius:var(--radius-lg);background:#123a83;color:#fff;box-shadow:var(--shadow-md)}.feature-card img{width:100%;height:100%;object-fit:cover;opacity:.65}.feature-overlay{position:absolute;inset:0;padding:34px;display:flex;flex-direction:column;justify-content:end;background:linear-gradient(0deg,rgba(8,28,70,.92),rgba(8,28,70,.05) 72%)}.feature-overlay h3{font-size:29px;margin:14px 0 7px}.feature-overlay p{color:#d7e6ff;margin:0}
    .side-stack{display:grid;gap:22px}.info-card,.benefit-card,.process-card,.quote-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);transition:.25s}.info-card:hover,.benefit-card:hover,.process-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}.info-card{padding:25px}.info-card h3{margin:12px 0 7px;font-size:20px}.info-card p,.benefit-card p,.process-card p{color:var(--muted);font-size:14px;margin:0}.icon-box{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:#e9f4ff;color:var(--blue);font-weight:800}
    .benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.benefit-card{padding:25px}.benefit-card h3{font-size:19px;margin:15px 0 7px}.benefit-card strong{display:block;color:var(--blue);font-size:28px;line-height:1.2}
    .split{display:grid;grid-template-columns:.9fr 1.1fr;gap:54px;align-items:center}.split img{width:100%;height:370px;object-fit:cover;border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.split-copy h2{font-size:clamp(28px,3.4vw,43px);line-height:1.3;margin:12px 0 18px}.split-copy p{color:var(--muted)}.check-list{padding:0;margin:22px 0;list-style:none;display:grid;gap:13px}.check-list li{display:flex;gap:10px;align-items:flex-start}.check-list li:before{content:"✓";display:grid;place-items:center;flex:none;width:22px;height:22px;border-radius:50%;background:#dcf7f4;color:#078c91;font-weight:800;margin-top:4px}
    .process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.process-card{padding:23px;position:relative}.step{color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.08em}.process-card h3{margin:10px 0 7px;font-size:18px}
    .notice{display:grid;grid-template-columns:1fr 1fr;gap:18px}.notice-item{padding:22px 24px;border-left:3px solid var(--cyan);background:#f3fbff;border-radius:0 16px 16px 0}.notice-item h3{margin:0 0 5px;font-size:18px}.notice-item p{margin:0;color:var(--muted);font-size:14px}
    .faq-list{max-width:850px;margin:auto;display:grid;gap:12px}.faq-list details{border:1px solid var(--line);border-radius:15px;background:#fff;padding:0 21px;box-shadow:var(--shadow-sm)}.faq-list summary{cursor:pointer;list-style:none;padding:18px 0;font-weight:700}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"＋";float:right;color:var(--blue);font-size:20px}.faq-list details[open] summary:after{content:"－"}.faq-list details p{border-top:1px solid var(--line);padding:13px 0 18px;margin:0;color:var(--muted);font-size:14px}
    .cta{padding:58px 0;background:linear-gradient(120deg,#0d3d93,#176fc9);color:#fff}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:clamp(27px,3vw,39px);margin:10px 0}.cta p{color:#d8eaff;margin:0}.cta .primary-btn{background:#fff;color:var(--blue)}.cta .primary-btn:hover{background:#eaf4ff}
    .site-footer{padding:62px 0 22px;background:#0e1e37;color:#dce7f7}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px}.footer-brand .brand-mark{width:35px;height:35px}.footer-intro{max-width:350px;color:#9db0ca;font-size:13px;line-height:1.8;margin-top:17px}.footer-col{display:flex;flex-direction:column;gap:9px}.footer-col h3{color:#fff;font-size:15px;margin:0 0 9px}.footer-col a{color:#9db0ca;font-size:13px;transition:.2s}.footer-col a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:40px;padding-top:19px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;color:#8ea3be;font-size:12px}.footer-bottom a:hover{color:#fff}
    .reveal{animation:rise .7s ease both}@keyframes rise{from{opacity:0;transform:translateY(15px)}to{opacity:1;transform:none}}
    :focus-visible{outline:3px solid rgba(22,184,201,.55);outline-offset:3px}
    @media(max-width:1024px){.main-nav a{padding:9px 8px}.nav-shell{gap:13px}.search-mini{width:145px}.activity-grid,.split{grid-template-columns:1fr}.split img{height:300px}.process-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.container{width:min(100% - 28px,620px)}.nav-shell{height:68px}.mobile-toggle{display:block}.nav-tools{margin-left:auto}.nav-tools .search-mini{display:none}.nav-tools .nav-cta{display:none}.main-nav{position:absolute;display:none;left:14px;right:14px;top:73px;padding:10px;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow-md);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:11px 14px}.page-banner{min-height:465px}.banner-content{padding:60px 0}.section{padding:62px 0}.section-head{display:block}.section-head p{margin-top:13px}.benefit-grid,.notice{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.cta-inner{display:block}.cta .primary-btn{margin-top:22px}}
    @media(max-width:520px){.brand{font-size:18px}.brand-mark{width:34px;height:34px}.page-banner h1{font-size:39px}.banner-lead{font-size:16px}.feature-card{min-height:330px}.feature-overlay{padding:23px}.feature-overlay h3{font-size:24px}.process-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}}

/* roulang page: category3 */
:root{
      --ink:#10213e;
      --muted:#63718a;
      --blue:#2168e8;
      --blue-dark:#1246ad;
      --cyan:#16b8c9;
      --sky:#edf5ff;
      --line:#e3ebf6;
      --paper:#fff;
      --soft:#f6f9fd;
      --gold:#f6b84b;
      --radius-lg:28px;
      --radius-md:18px;
      --radius-sm:12px;
      --shadow-sm:0 8px 24px rgba(28,69,126,.08);
      --shadow-md:0 18px 50px rgba(24,72,139,.14);
      --shadow-blue:0 18px 40px rgba(33,104,232,.22);
    }
    *{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;
      line-height:1.75;-webkit-font-smoothing:antialiased
    }
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{cursor:pointer}
    img{display:block;max-width:100%}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);
      border-bottom:1px solid rgba(222,232,245,.9);box-shadow:0 4px 18px rgba(24,65,121,.05);
      backdrop-filter:blur(14px)
    }
    .nav-shell{height:78px;display:flex;align-items:center;gap:26px}
    .brand,.footer-brand{display:flex;align-items:center;gap:11px;min-width:max-content;font-weight:800;font-size:21px;letter-spacing:.02em}
    .brand-mark{
      width:38px;height:38px;border-radius:13px;display:grid;place-items:center;color:#fff;
      background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:0 8px 20px rgba(33,104,232,.25);font-size:18px
    }
    .main-nav{display:flex;align-items:center;gap:4px;flex:1;overflow-x:auto;scrollbar-width:none}
    .main-nav::-webkit-scrollbar{display:none}
    .main-nav a{
      white-space:nowrap;padding:9px 12px;border-radius:10px;color:#53627b;font-size:14px;transition:.2s ease
    }
    .main-nav a:hover,.main-nav a.active{color:var(--blue);background:#eef5ff}
    .nav-tools{display:flex;align-items:center;gap:10px}
    .search-mini{position:relative;width:178px}
    .search-mini input{
      width:100%;height:40px;border:1px solid var(--line);border-radius:12px;padding:0 38px 0 14px;
      outline:0;background:#f8fbff;color:var(--ink);font-size:13px
    }
    .search-mini input:focus{border-color:#8eb8ff;box-shadow:0 0 0 4px rgba(33,104,232,.1)}
    .search-mini button{
      position:absolute;right:6px;top:6px;width:28px;height:28px;border:0;border-radius:8px;background:var(--blue);color:#fff;font-size:13px
    }
    .nav-cta,.primary-btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 18px;
      border:0;border-radius:12px;color:#fff;background:var(--blue);font-size:14px;font-weight:700;
      transition:.25s ease;box-shadow:0 8px 18px rgba(33,104,232,.18)
    }
    .nav-cta:hover,.primary-btn:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:var(--shadow-blue)}
    .secondary-btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 19px;
      border:1px solid #bdd4f6;border-radius:12px;color:var(--blue);background:#fff;font-weight:700;font-size:14px;transition:.25s ease
    }
    .secondary-btn:hover{background:#eef5ff;border-color:#8eb8ff;transform:translateY(-2px)}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;color:var(--blue)}
    .hero{
      min-height:560px;display:flex;align-items:center;position:relative;overflow:hidden;
      background:linear-gradient(90deg,rgba(248,252,255,.98) 0%,rgba(248,252,255,.9) 43%,rgba(248,252,255,.2) 100%),url("/assets/images/backpic/back-2.webp") center/cover no-repeat
    }
    .hero:after{
      content:"";position:absolute;right:-180px;bottom:-230px;width:600px;height:600px;border-radius:50%;
      background:rgba(80,182,240,.16);filter:blur(5px)
    }
    .hero-content{position:relative;z-index:1;width:100%;padding:75px 0}
    .eyebrow,.section-kicker{
      display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:800;font-size:13px;letter-spacing:.08em
    }
    .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;border-radius:4px;background:var(--cyan)}
    .hero h1{
      font-size:clamp(38px,5.6vw,70px);line-height:1.16;letter-spacing:-.045em;max-width:700px;margin:18px 0 22px
    }
    .hero h1 span{color:var(--blue)}
    .hero-lead{max-width:650px;color:#53647e;font-size:18px;line-height:1.9}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0 35px}
    .hero-proof{display:flex;gap:30px;flex-wrap:wrap}
    .proof-item{padding-left:15px;border-left:2px solid #8bcdd8}
    .proof-item strong{display:block;font-size:25px;line-height:1.25}
    .proof-item span{display:block;font-size:13px;color:var(--muted);margin-top:3px}
    .section{padding:86px 0}
    .section.compact{padding:62px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}
    .section-head h2{font-size:clamp(27px,3.2vw,42px);line-height:1.25;letter-spacing:-.03em;margin:11px 0 0}
    .section-head p{max-width:560px;color:var(--muted);font-size:15px;margin:0}
    .tag{
      display:inline-flex;width:max-content;align-items:center;padding:5px 10px;border-radius:99px;
      background:#e9f3ff;color:var(--blue);font-size:12px;font-weight:800
    }
    .stats-bar{
      display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius-md);
      background:#fff;box-shadow:var(--shadow-sm);overflow:hidden
    }
    .stat{padding:24px 26px;border-right:1px solid var(--line)}
    .stat:last-child{border-right:0}
    .stat strong{display:block;color:var(--blue);font-size:29px;line-height:1.2}
    .stat span{display:block;color:var(--muted);font-size:13px;margin-top:6px}
    .feature-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:24px;align-items:stretch}
    .feature-card{position:relative;min-height:375px;overflow:hidden;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);background:#123a83;color:#fff}
    .feature-card img{width:100%;height:100%;object-fit:cover;opacity:.68}
    .feature-overlay{position:absolute;inset:0;padding:34px;display:flex;flex-direction:column;justify-content:end;background:linear-gradient(0deg,rgba(8,28,70,.92),rgba(8,28,70,.04) 72%)}
    .feature-overlay h3{font-size:28px;line-height:1.35;margin:15px 0 8px}
    .feature-overlay p{color:#dbe9ff;max-width:520px;margin:0}
    .side-news{display:grid;gap:14px}
    .news-item{
      display:flex;gap:18px;align-items:center;padding:20px;border:1px solid var(--line);border-radius:var(--radius-md);
      background:#fff;box-shadow:var(--shadow-sm);transition:.25s ease
    }
    .news-item:hover{transform:translateX(5px);box-shadow:var(--shadow-md);border-color:#c3d9fa}
    .news-date{min-width:58px;color:var(--blue);font-weight:800;font-size:14px;line-height:1.35}
    .news-date small{display:block;color:var(--muted);font-size:11px;font-weight:500}
    .news-item h3{font-size:16px;line-height:1.45;margin:0 0 4px}
    .news-item p{font-size:13px;color:var(--muted);margin:0}
    .arrow{margin-left:auto;color:var(--blue);font-size:20px}
    .schedule-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:30px;align-items:start}
    .schedule-intro{padding:30px;border-radius:var(--radius-lg);background:var(--ink);color:#fff;min-height:300px}
    .schedule-intro h3{font-size:26px;line-height:1.4;margin:18px 0 12px}
    .schedule-intro p{color:#b8c7e0;font-size:14px}
    .schedule-list{display:grid;gap:10px}
    .match-row{
      display:grid;grid-template-columns:92px 1fr auto;gap:18px;align-items:center;padding:17px 20px;
      border-bottom:1px solid var(--line);background:#fff
    }
    .match-row:first-child{border-radius:16px 16px 0 0}.match-row:last-child{border-radius:0 0 16px 16px}
    .match-row:hover{background:#f5f9ff}
    .match-time{color:var(--blue);font-weight:800;font-size:14px}
    .match-time small{display:block;color:var(--muted);font-weight:400;font-size:11px}
    .match-name{font-weight:700}.match-name small{display:block;color:var(--muted);font-weight:400;font-size:12px}
    .status{padding:5px 9px;border-radius:99px;background:#eefaf5;color:#168b61;font-size:12px;white-space:nowrap}
    .insight-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:24px}
    .insight-card{padding:32px;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--soft)}
    .insight-card h3{font-size:24px;line-height:1.4;margin:15px 0}
    .insight-card p{color:var(--muted);font-size:15px}
    .check-list{display:grid;gap:15px;margin:24px 0 0;padding:0;list-style:none}
    .check-list li{display:flex;gap:11px;align-items:flex-start;font-size:14px}
    .check-list li:before{content:"✓";display:grid;place-items:center;flex:0 0 22px;height:22px;border-radius:50%;background:#dff8fa;color:#078899;font-weight:800}
    .quote-card{padding:32px;background:#f1f7ff;border-radius:var(--radius-lg);border:1px solid #dbe9fb}
    .quote-card blockquote{font-size:20px;line-height:1.65;font-weight:700;margin:0 0 22px}
    .quote-card cite{font-style:normal;color:var(--muted);font-size:13px}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{position:relative;padding:25px 22px;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;box-shadow:var(--shadow-sm)}
    .step-num{color:var(--cyan);font-size:30px;font-weight:800;line-height:1}
    .step h3{font-size:17px;margin:18px 0 7px}.step p{font-size:13px;color:var(--muted);margin:0}
    .gallery-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}
    .gallery-card{overflow:hidden;border-radius:var(--radius-md);background:#fff;box-shadow:var(--shadow-sm);border:1px solid var(--line)}
    .gallery-card img{height:180px;width:100%;object-fit:cover;transition:.35s ease}
    .gallery-card:hover img{transform:scale(1.04)}
    .gallery-body{padding:20px}.gallery-body h3{margin:0 0 6px;font-size:17px}.gallery-body p{margin:0;color:var(--muted);font-size:13px}
    .notice{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:22px 26px;border-radius:var(--radius-md);background:#fff8e9;border:1px solid #f8e0a9}
    .notice strong{color:#8b5b08}.notice p{margin:4px 0 0;color:#806b42;font-size:13px}
    .faq-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:40px;align-items:start}
    .faq-intro p{color:var(--muted);font-size:15px}
    .faq-list{display:grid;gap:11px}
    details{border:1px solid var(--line);border-radius:14px;background:#fff;padding:0 20px;box-shadow:var(--shadow-sm)}
    summary{padding:18px 0;cursor:pointer;font-weight:700;list-style:none}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"＋";float:right;color:var(--blue);font-size:20px}
    details[open] summary:after{content:"－"}
    details p{padding:0 0 17px;margin:0;color:var(--muted);font-size:14px}
    .cta{
      padding:62px 0;background:linear-gradient(120deg,#0f3d8c,#2168e8);color:#fff
    }
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:clamp(28px,4vw,44px);line-height:1.3;margin:0 0 10px}
    .cta p{color:#d8e7ff;max-width:620px;margin:0}
    .cta .secondary-btn{border-color:rgba(255,255,255,.55);background:transparent;color:#fff}
    .cta .secondary-btn:hover{background:rgba(255,255,255,.12)}
    .site-footer{padding:60px 0 24px;background:#f6f9fd;border-top:1px solid var(--line)}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}
    .footer-intro{max-width:330px;color:var(--muted);font-size:13px;margin:18px 0 0}
    .footer-col{display:grid;align-content:start;gap:9px}
    .footer-col h3{font-size:14px;margin:0 0 8px}.footer-col a{color:var(--muted);font-size:13px;transition:.2s}
    .footer-col a:hover{color:var(--blue);transform:translateX(3px)}
    .footer-bottom{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:42px;padding-top:20px;color:#8190a8;font-size:12px}
    .footer-bottom a:hover{color:var(--blue)}
    :focus-visible{outline:3px solid rgba(33,104,232,.35);outline-offset:3px}
    @media(max-width:1024px){
      .nav-shell{gap:15px}.main-nav a{padding:8px 8px}.search-mini{width:145px}
      .feature-layout,.schedule-wrap,.insight-grid,.faq-grid{grid-template-columns:1fr}
      .steps{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .container{width:min(100% - 30px,680px)}
      .nav-shell{height:70px}
      .brand{font-size:18px}
      .brand-mark{width:34px;height:34px;border-radius:11px}
      .main-nav{position:absolute;left:15px;right:15px;top:70px;display:none;flex-direction:column;align-items:stretch;padding:10px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-md)}
      .main-nav.open{display:flex}
      .main-nav a{padding:12px 14px}
      .nav-tools{margin-left:auto}
      .search-mini{display:none}
      .nav-cta{min-height:38px;padding:0 13px;font-size:13px}
      .mobile-toggle{display:block}
      .hero{min-height:600px;background-position:58% center}
      .hero-content{padding:62px 0}
      .hero h1{font-size:clamp(38px,11vw,58px)}
      .hero-lead{font-size:16px}
      .stats-bar{grid-template-columns:1fr 1fr}
      .stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .section{padding:64px 0}.section-head{display:block;margin-bottom:25px}.section-head p{margin-top:13px}
      .gallery-grid{grid-template-columns:1fr 1fr}
      .cta-inner{display:block}.cta .hero-actions{margin-bottom:0}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:520px){
      .container{width:calc(100% - 28px)}
      .nav-shell{gap:8px}.brand{font-size:17px}.nav-cta{display:none}
      .hero h1{font-size:39px}.hero-lead{font-size:15px;line-height:1.8}
      .hero-actions{display:grid;grid-template-columns:1fr}.hero-actions a{width:100%}
      .hero-proof{gap:18px}.proof-item strong{font-size:21px}
      .stats-bar{display:block}.stat{border-right:0!important;border-bottom:1px solid var(--line)!important}.stat:last-child{border-bottom:0!important}
      .feature-card{min-height:330px}.feature-overlay{padding:24px}.feature-overlay h3{font-size:23px}
      .news-item{padding:16px;gap:12px}.news-date{min-width:50px}.news-item p{display:none}
      .match-row{grid-template-columns:68px 1fr auto;gap:10px;padding:14px 12px}.match-name{font-size:13px}
      .steps,.gallery-grid{grid-template-columns:1fr}
      .gallery-card img{height:190px}
      .notice{display:block;padding:20px}.notice .secondary-btn{margin-top:15px}
      .schedule-intro,.insight-card,.quote-card{padding:24px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:25px 18px}.footer-intro{grid-column:1/-1}
      .footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}
    }

/* roulang page: category2 */
:root{
      --ink:#10213e;--muted:#63718a;--blue:#2168e8;--blue-dark:#1246ad;
      --cyan:#16b8c9;--sky:#edf5ff;--line:#e3ebf6;--paper:#fff;--soft:#f6f9fd;
      --gold:#f6b84b;--radius-lg:28px;--radius-md:18px;--radius-sm:12px;
      --shadow-sm:0 8px 24px rgba(28,69,126,.08);--shadow-md:0 18px 50px rgba(24,72,139,.14);
      --shadow-blue:0 18px 40px rgba(33,104,232,.22)
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}
    a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}img{display:block;max-width:100%}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(222,232,245,.9);box-shadow:0 4px 18px rgba(24,65,121,.05);backdrop-filter:blur(14px)}
    .nav-shell{height:78px;display:flex;align-items:center;gap:26px}
    .brand,.footer-brand{display:flex;align-items:center;gap:11px;min-width:max-content;font-weight:800;font-size:21px;letter-spacing:.02em}
    .brand-mark{width:38px;height:38px;border-radius:13px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:0 8px 20px rgba(33,104,232,.25);font-size:18px}
    .main-nav{display:flex;align-items:center;gap:4px;flex:1;overflow-x:auto;scrollbar-width:none}.main-nav::-webkit-scrollbar{display:none}
    .main-nav a{white-space:nowrap;padding:9px 12px;border-radius:10px;color:#53627b;font-size:14px;transition:.2s}
    .main-nav a:hover,.main-nav a.active{color:var(--blue);background:#eef5ff}
    .nav-tools{display:flex;align-items:center;gap:10px}.search-mini{position:relative;width:178px}
    .search-mini input{width:100%;height:40px;border:1px solid var(--line);border-radius:12px;padding:0 38px 0 14px;outline:0;background:#f8fbff;color:var(--ink);font-size:13px}
    .search-mini input:focus{border-color:#8eb8ff;box-shadow:0 0 0 4px rgba(33,104,232,.1)}
    .search-mini button{position:absolute;right:6px;top:6px;width:28px;height:28px;border:0;border-radius:8px;background:var(--blue);color:#fff}
    .nav-cta,.primary-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 18px;border:0;border-radius:12px;color:#fff;background:var(--blue);font-size:14px;font-weight:700;transition:.25s;box-shadow:0 8px 18px rgba(33,104,232,.18)}
    .nav-cta:hover,.primary-btn:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:var(--shadow-blue)}
    .secondary-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 19px;border:1px solid #bdd4f6;border-radius:12px;color:var(--blue);background:#fff;font-weight:700;font-size:14px;transition:.25s}
    .secondary-btn:hover{background:#eef5ff;border-color:#8eb8ff;transform:translateY(-2px)}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;color:var(--blue)}
    .inner-hero{position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(248,252,255,.98),rgba(248,252,255,.74)),url("/assets/images/backpic/back-2.webp") center/cover no-repeat;padding:78px 0 86px}
    .inner-hero:after{content:"";position:absolute;width:350px;height:350px;border-radius:50%;right:5%;top:-150px;background:rgba(22,184,201,.15);filter:blur(2px)}
    .hero-copy{position:relative;z-index:1;max-width:760px}.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:800;font-size:13px;letter-spacing:.08em}
    .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;border-radius:4px;background:var(--cyan)}
    h1{font-size:clamp(38px,5.5vw,68px);line-height:1.16;letter-spacing:-.045em;margin:18px 0 20px}h1 span{color:var(--blue)}
    .hero-lead{max-width:680px;color:#53647e;font-size:18px;line-height:1.9}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
    .section{padding:82px 0}.section.compact{padding:60px 0}.soft-section{background:var(--soft)}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:30px}.section-head h2{font-size:clamp(27px,3.2vw,42px);line-height:1.25;letter-spacing:-.03em;margin-top:10px}.section-head p{max-width:560px;color:var(--muted);font-size:15px}
    .tag{display:inline-flex;align-items:center;padding:5px 10px;border-radius:99px;background:#e9f3ff;color:var(--blue);font-size:12px;font-weight:800}
    .showcase{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:stretch}.showcase-image{min-height:420px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md)}.showcase-image img{width:100%;height:100%;object-fit:cover}
    .info-panel{padding:38px;border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff;box-shadow:var(--shadow-sm)}.info-panel h3{font-size:27px;line-height:1.35;margin:15px 0}.info-panel p{color:var(--muted);font-size:15px}
    .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card{padding:25px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);transition:.25s}.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#b9d3f7}.feature-icon{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:#eaf4ff;color:var(--blue);font-size:21px;margin-bottom:18px}.feature-card h3{font-size:18px;margin-bottom:8px}.feature-card p{color:var(--muted);font-size:14px}
    .stat-band{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:#fff;box-shadow:var(--shadow-sm)}.stat{padding:27px 25px;border-right:1px solid var(--line)}.stat:last-child{border:0}.stat strong{display:block;font-size:31px;color:var(--blue);line-height:1.2}.stat span{font-size:13px;color:var(--muted)}
    .game-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:24px}.game-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.game-item{display:flex;gap:16px;padding:17px;border:1px solid var(--line);border-radius:16px;background:#fff;transition:.2s}.game-item:hover{border-color:#a9c9f5;box-shadow:var(--shadow-sm)}.game-item img{width:92px;height:82px;border-radius:12px;object-fit:cover}.game-item h3{font-size:16px;margin:3px 0 5px}.game-item p{font-size:13px;color:var(--muted);line-height:1.6}
    .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}.step{padding:25px 24px 12px;border-right:1px solid var(--line)}.step:last-child{border:0}.step-number{color:var(--cyan);font-size:13px;font-weight:800}.step h3{font-size:18px;margin:10px 0 7px}.step p{font-size:14px;color:var(--muted)}
    .quote{background:#123a83;color:#fff;border-radius:var(--radius-lg);padding:42px;position:relative;overflow:hidden}.quote:after{content:"";position:absolute;right:-70px;bottom:-130px;width:330px;height:330px;border:50px solid rgba(255,255,255,.08);border-radius:50%}.quote p{position:relative;z-index:1;font-size:21px;line-height:1.7;max-width:700px}.quote small{display:block;margin-top:18px;color:#bcd7ff}
    .faq-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}.faq-item{border:1px solid var(--line);border-radius:15px;background:#fff;overflow:hidden}.faq-item button{width:100%;padding:19px 20px;border:0;background:none;text-align:left;color:var(--ink);font-weight:700;display:flex;justify-content:space-between}.faq-item button span{color:var(--blue);font-size:20px}.faq-answer{display:none;padding:0 20px 18px;color:var(--muted);font-size:14px}.faq-item.open .faq-answer{display:block}
    .cta{background:linear-gradient(110deg,#eaf4ff,#f7fcff);border:1px solid #d6e8fb;border-radius:var(--radius-lg);padding:45px;display:flex;justify-content:space-between;align-items:center;gap:25px}.cta h2{font-size:32px;line-height:1.3;margin:10px 0}.cta p{color:var(--muted);max-width:610px}
    .site-footer{background:#0e1d36;color:#d9e5f6;padding:60px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}.footer-brand{color:#fff}.footer-intro{color:#9db0ca;font-size:13px;line-height:1.9;margin-top:18px;max-width:330px}.footer-col{display:flex;flex-direction:column;gap:9px}.footer-col h3{font-size:14px;color:#fff;margin-bottom:8px}.footer-col a{font-size:13px;color:#9db0ca;transition:.2s}.footer-col a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:42px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;color:#8fa4c1;font-size:12px}.footer-bottom a:hover{color:#fff}
    .notice{margin-top:22px;color:#68809f;font-size:13px}.search-result{display:none;margin-top:10px;color:var(--blue);font-size:13px}
    @media(max-width:1024px){.nav-shell{gap:13px}.main-nav a{padding:8px 8px}.search-mini{width:145px}.showcase,.game-layout{grid-template-columns:1fr}.footer-grid{grid-template-columns:1.3fr 1fr 1fr 1fr}}
    @media(max-width:768px){.container{width:min(100% - 30px,640px)}.nav-shell{height:68px}.nav-tools{margin-left:auto}.search-mini{display:none}.mobile-toggle{display:block}.main-nav{position:absolute;display:none;left:15px;right:15px;top:75px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-md);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:11px 14px}.inner-hero{padding:58px 0 64px}.section{padding:62px 0}.feature-grid,.stat-band,.steps{grid-template-columns:1fr 1fr}.stat:nth-child(2){border:0}.stat{padding:22px 18px}.steps{border-top:0}.step{border-right:0;border-bottom:1px solid var(--line)}.faq-list{grid-template-columns:1fr}.cta{padding:32px;display:block}.cta .primary-btn{margin-top:22px}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}}
    @media(max-width:520px){h1{font-size:39px}.hero-lead{font-size:16px}.feature-grid,.stat-band,.game-list,.footer-grid{grid-template-columns:1fr}.stat{border-right:0;border-bottom:1px solid var(--line)}.stat:last-child{border-bottom:0}.showcase-image{min-height:280px}.info-panel,.quote,.cta{padding:25px}.section-head{display:block}.section-head p{margin-top:12px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}}

/* roulang page: category5 */
:root{
      --ink:#10213e;
      --muted:#63718a;
      --blue:#2168e8;
      --blue-dark:#1246ad;
      --cyan:#16b8c9;
      --sky:#edf5ff;
      --line:#e3ebf6;
      --paper:#fff;
      --soft:#f6f9fd;
      --gold:#f6b84b;
      --radius-lg:28px;
      --radius-md:18px;
      --radius-sm:12px;
      --shadow-sm:0 8px 24px rgba(28,69,126,.08);
      --shadow-md:0 18px 50px rgba(24,72,139,.14);
      --shadow-blue:0 18px 40px rgba(33,104,232,.22)
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{cursor:pointer}
    img{display:block;max-width:100%}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(222,232,245,.9);box-shadow:0 4px 18px rgba(24,65,121,.05);backdrop-filter:blur(14px)}
    .nav-shell{height:78px;display:flex;align-items:center;gap:26px}
    .brand{display:flex;align-items:center;gap:11px;min-width:max-content;font-weight:800;font-size:21px;letter-spacing:.02em}
    .brand-mark{width:38px;height:38px;border-radius:13px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:0 8px 20px rgba(33,104,232,.25);font-size:18px}
    .main-nav{display:flex;align-items:center;gap:4px;flex:1;overflow-x:auto;scrollbar-width:none}
    .main-nav::-webkit-scrollbar{display:none}
    .main-nav a{white-space:nowrap;padding:9px 12px;border-radius:10px;color:#53627b;font-size:14px;transition:.2s ease}
    .main-nav a:hover,.main-nav a.active{color:var(--blue);background:#eef5ff}
    .nav-tools{display:flex;align-items:center;gap:10px}
    .search-mini{position:relative;width:178px}
    .search-mini input{width:100%;height:40px;border:1px solid var(--line);border-radius:12px;padding:0 38px 0 14px;outline:0;background:#f8fbff;color:var(--ink);font-size:13px}
    .search-mini input:focus{border-color:#8eb8ff;box-shadow:0 0 0 4px rgba(33,104,232,.1)}
    .search-mini button{position:absolute;right:6px;top:6px;width:28px;height:28px;border:0;border-radius:8px;background:var(--blue);color:#fff;font-size:13px}
    .nav-cta,.primary-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 18px;border:0;border-radius:12px;color:#fff;background:var(--blue);font-size:14px;font-weight:700;transition:.25s ease;box-shadow:0 8px 18px rgba(33,104,232,.18)}
    .nav-cta:hover,.primary-btn:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:var(--shadow-blue)}
    .secondary-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 19px;border:1px solid #bdd4f6;border-radius:12px;color:var(--blue);background:#fff;font-weight:700;font-size:14px;transition:.25s ease}
    .secondary-btn:hover{background:#eef5ff;border-color:#8eb8ff;transform:translateY(-2px)}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;color:var(--blue)}
    .inner-hero{position:relative;overflow:hidden;background:linear-gradient(102deg,rgba(247,251,255,.98),rgba(239,247,255,.9)),url("/assets/images/backpic/back-2.webp") center/cover no-repeat}
    .inner-hero:after{content:"";position:absolute;width:430px;height:430px;border-radius:50%;right:-100px;top:-170px;background:rgba(22,184,201,.14);filter:blur(3px)}
    .inner-hero-content{position:relative;z-index:1;padding:76px 0 72px}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:800;font-size:13px;letter-spacing:.08em}
    .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;border-radius:4px;background:var(--cyan)}
    .inner-hero h1{font-size:clamp(38px,5vw,64px);line-height:1.18;letter-spacing:-.045em;max-width:780px;margin:18px 0 20px}
    .inner-hero h1 span{color:var(--blue)}
    .hero-lead{max-width:700px;color:#53647e;font-size:18px;line-height:1.9}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 0}
    .section{padding:82px 0}
    .section.compact{padding:62px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:30px}
    .section-head h2{font-size:clamp(27px,3.2vw,42px);line-height:1.25;letter-spacing:-.03em;margin-top:11px}
    .section-head p{max-width:570px;color:var(--muted);font-size:15px}
    .section-kicker{font-size:12px}
    .soft-section{background:var(--soft)}
    .white-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}
    .benefit-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:24px;align-items:stretch}
    .benefit-feature{position:relative;overflow:hidden;min-height:390px;border-radius:var(--radius-lg);color:#fff;background:#123a83}
    .benefit-feature img{width:100%;height:100%;object-fit:cover;opacity:.6}
    .feature-overlay{position:absolute;inset:0;padding:34px;display:flex;flex-direction:column;justify-content:end;background:linear-gradient(0deg,rgba(8,28,70,.93),rgba(8,28,70,.05) 75%)}
    .tag{display:inline-flex;width:max-content;align-items:center;padding:5px 10px;border-radius:99px;background:#e9f3ff;color:var(--blue);font-size:12px;font-weight:800}
    .feature-overlay .tag{background:rgba(255,255,255,.18);color:#fff}
    .feature-overlay h3{font-size:28px;line-height:1.35;margin:14px 0 8px}
    .feature-overlay p{max-width:530px;color:rgba(255,255,255,.8);font-size:14px}
    .benefit-side{padding:28px}
    .benefit-side h3{font-size:22px;margin-bottom:18px}
    .check-list{list-style:none;display:grid;gap:15px}
    .check-list li{display:flex;gap:12px;align-items:flex-start;color:#4f6078;font-size:14px}
    .check-list b{width:25px;height:25px;flex:0 0 25px;display:grid;place-items:center;border-radius:8px;background:#eaf4ff;color:var(--blue);font-size:13px}
    .metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .metric{padding:23px 20px;border:1px solid var(--line);border-radius:16px;background:#fff}
    .metric strong{display:block;font-size:30px;color:var(--blue);line-height:1.2}
    .metric span{color:var(--muted);font-size:13px}
    .service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .service-card{padding:26px;min-height:215px;transition:.25s ease}
    .service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#c4dafa}
    .icon-box{width:48px;height:48px;display:grid;place-items:center;border-radius:15px;background:#eaf4ff;color:var(--blue);font-size:22px;margin-bottom:20px}
    .service-card h3{font-size:19px;margin-bottom:8px}
    .service-card p{color:var(--muted);font-size:14px}
    .tier-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:26px;align-items:center}
    .tier-copy{padding:8px 15px 8px 0}
    .tier-copy p{color:var(--muted);font-size:15px;margin:18px 0 22px}
    .tier-list{display:grid;gap:12px}
    .tier-item{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:17px 19px;border:1px solid var(--line);border-radius:15px;background:#fff;transition:.2s}
    .tier-item:hover{border-color:#9dc1fa;box-shadow:var(--shadow-sm)}
    .tier-name{display:flex;align-items:center;gap:12px;font-weight:800}
    .tier-dot{width:12px;height:12px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 5px #e6f9fb}
    .tier-item:nth-child(2) .tier-dot{background:var(--blue);box-shadow:0 0 0 5px #e8f0ff}
    .tier-item:nth-child(3) .tier-dot{background:var(--gold);box-shadow:0 0 0 5px #fff4dc}
    .tier-item small{color:var(--muted)}
    .invite-box{padding:31px;border-radius:var(--radius-lg);background:#102a59;color:#fff;box-shadow:var(--shadow-md)}
    .invite-box h3{font-size:25px;margin-bottom:9px}
    .invite-box p{color:#b9c8e2;font-size:14px}
    .progress-wrap{margin:25px 0 20px}
    .progress-label{display:flex;justify-content:space-between;color:#dce8fb;font-size:13px;margin-bottom:9px}
    .progress{height:10px;border-radius:99px;background:#294777;overflow:hidden}
    .progress i{display:block;width:68%;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--cyan),#72d6ee)}
    .invite-rewards{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin:22px 0}
    .invite-rewards div{padding:12px 10px;border:1px solid rgba(255,255,255,.13);border-radius:12px;background:rgba(255,255,255,.06)}
    .invite-rewards strong{display:block;font-size:15px}.invite-rewards span{font-size:11px;color:#adc0df}
    .content-split{display:grid;grid-template-columns:1fr 1fr;gap:25px;align-items:stretch}
    .image-card{overflow:hidden;border-radius:var(--radius-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
    .image-card img{height:240px;width:100%;object-fit:cover}
    .image-card-body{padding:25px}
    .image-card-body h3{font-size:23px;line-height:1.35;margin:10px 0}
    .image-card-body p{color:var(--muted);font-size:14px}
    .note-panel{padding:30px;border-radius:var(--radius-lg);background:#f1f7ff;border:1px solid #d6e7ff}
    .note-panel h3{font-size:24px;margin-bottom:15px}
    .note-panel p{color:#53647e;font-size:14px}
    .note-panel ul{margin:20px 0 0 18px;color:#53647e;font-size:14px;display:grid;gap:8px}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden;background:#fff}
    .step{position:relative;padding:25px 22px;min-height:180px;border-right:1px solid var(--line)}
    .step:last-child{border-right:0}
    .step-number{font-size:13px;color:var(--blue);font-weight:800;letter-spacing:.08em}
    .step h3{font-size:18px;margin:14px 0 7px}
    .step p{font-size:13px;color:var(--muted)}
    .step:after{content:"→";position:absolute;right:12px;top:23px;color:#a6b9d3;font-size:20px}
    .step:last-child:after{display:none}
    .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:30px;align-items:start}
    .faq-intro p{color:var(--muted);font-size:15px;margin-top:16px}
    .faq-list{display:grid;gap:12px}
    details{border:1px solid var(--line);border-radius:14px;background:#fff;padding:0 20px;transition:.2s}
    details[open]{border-color:#a7c8fa;box-shadow:var(--shadow-sm)}
    summary{list-style:none;cursor:pointer;padding:18px 30px 18px 0;font-weight:800;position:relative}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:2px;top:15px;color:var(--blue);font-size:22px;font-weight:400}
    details[open] summary:after{content:"−"}
    details p{padding:0 0 18px;color:var(--muted);font-size:14px}
    .cta-section{padding:70px 0}
    .cta-box{position:relative;overflow:hidden;padding:46px 52px;border-radius:var(--radius-lg);background:linear-gradient(110deg,#164cae,#2168e8);color:#fff;box-shadow:var(--shadow-blue)}
    .cta-box:after{content:"";position:absolute;width:300px;height:300px;border-radius:50%;right:-90px;top:-130px;background:rgba(255,255,255,.12)}
    .cta-box h2{position:relative;z-index:1;font-size:clamp(27px,3vw,40px);line-height:1.3;max-width:650px}
    .cta-box p{position:relative;z-index:1;color:#d7e6ff;max-width:650px;margin:12px 0 24px;font-size:15px}
    .cta-box .secondary-btn{position:relative;z-index:1;border:0;background:#fff;color:var(--blue)}
    .site-footer{background:#0d1d38;color:#dce7f8;padding:60px 0 25px}
    .footer-grid{display:grid;grid-template-columns:1.55fr 1fr 1fr 1fr;gap:38px}
    .footer-brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800}
    .footer-brand .brand-mark{width:34px;height:34px;font-size:16px}
    .footer-intro{max-width:350px;color:#9dafc9;font-size:13px;margin-top:18px;line-height:1.8}
    .footer-col{display:flex;flex-direction:column;gap:9px}
    .footer-col h3{font-size:14px;color:#fff;margin-bottom:6px}
    .footer-col a{font-size:13px;color:#9dafc9;transition:.2s}
    .footer-col a:hover{color:#fff}
    .footer-bottom{display:flex;flex-wrap:wrap;gap:15px;justify-content:space-between;border-top:1px solid rgba(255,255,255,.12);margin-top:45px;padding-top:20px;color:#8fa2c0;font-size:12px}
    .footer-bottom a:hover{color:#fff}
    :focus-visible{outline:3px solid rgba(22,184,201,.45);outline-offset:3px}
    @media(max-width:1024px){
      .nav-shell{gap:14px}.main-nav a{padding:8px 8px}.search-mini{width:150px}
      .benefit-grid,.tier-layout,.faq-grid{grid-template-columns:1fr}
      .tier-copy{padding-right:0}.metrics{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .container{width:min(100% - 28px,620px)}
      .nav-shell{height:68px}.nav-tools{margin-left:auto}.search-mini,.nav-cta{display:none}.mobile-toggle{display:block}
      .main-nav{position:absolute;left:14px;right:14px;top:74px;display:none;padding:10px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-md);flex-direction:column;align-items:stretch}
      .main-nav.open{display:flex}.main-nav a{padding:11px 13px}
      .inner-hero-content{padding:60px 0}.inner-hero h1{font-size:42px}
      .section{padding:62px 0}.section-head{display:block}.section-head p{margin-top:13px}
      .service-grid,.content-split{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.step{border-right:0;border-bottom:1px solid var(--line);min-height:auto}.step:last-child{border-bottom:0}.step:after{content:"↓";right:23px;top:24px}.step:last-child:after{display:none}
      .cta-box{padding:34px 25px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}
    }
    @media(max-width:520px){
      .metrics{grid-template-columns:1fr 1fr;gap:9px}.metric{padding:17px 14px}.metric strong{font-size:25px}
      .benefit-feature{min-height:350px}.feature-overlay{padding:24px}.feature-overlay h3{font-size:24px}
      .benefit-side,.note-panel{padding:23px}.invite-box{padding:24px}.invite-rewards{grid-template-columns:1fr}
      .hero-actions a{width:100%}.inner-hero h1{font-size:36px}.footer-grid{grid-template-columns:1fr}
    }

/* roulang page: category6 */
:root{
      --ink:#10213e;--muted:#63718a;--blue:#2168e8;--blue-dark:#1246ad;
      --cyan:#16b8c9;--sky:#edf5ff;--line:#e3ebf6;--paper:#fff;
      --soft:#f6f9fd;--gold:#f6b84b;--radius-lg:28px;--radius-md:18px;
      --radius-sm:12px;--shadow-sm:0 8px 24px rgba(28,69,126,.08);
      --shadow-md:0 18px 50px rgba(24,72,139,.14);--shadow-blue:0 18px 40px rgba(33,104,232,.22)
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}
    a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}img{display:block;max-width:100%}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);border-bottom:1px solid rgba(222,232,245,.9);box-shadow:0 4px 18px rgba(24,65,121,.05);backdrop-filter:blur(14px)}
    .nav-shell{height:78px;display:flex;align-items:center;gap:26px}
    .brand,.footer-brand{display:flex;align-items:center;gap:11px;min-width:max-content;font-weight:800;font-size:21px;letter-spacing:.02em}
    .brand-mark{width:38px;height:38px;border-radius:13px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:0 8px 20px rgba(33,104,232,.25);font-size:18px}
    .main-nav{display:flex;align-items:center;gap:4px;flex:1;overflow-x:auto;scrollbar-width:none}
    .main-nav::-webkit-scrollbar{display:none}
    .main-nav a{white-space:nowrap;padding:9px 12px;border-radius:10px;color:#53627b;font-size:14px;transition:.2s ease}
    .main-nav a:hover,.main-nav a.active{color:var(--blue);background:#eef5ff}
    .nav-tools{display:flex;align-items:center;gap:10px}
    .search-mini{position:relative;width:178px}
    .search-mini input{width:100%;height:40px;border:1px solid var(--line);border-radius:12px;padding:0 38px 0 14px;outline:0;background:#f8fbff;color:var(--ink);font-size:13px}
    .search-mini input:focus{border-color:#8eb8ff;box-shadow:0 0 0 4px rgba(33,104,232,.1)}
    .search-mini button{position:absolute;right:6px;top:6px;width:28px;height:28px;border:0;border-radius:8px;background:var(--blue);color:#fff}
    .nav-cta,.primary-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 18px;border:0;border-radius:12px;color:#fff;background:var(--blue);font-size:14px;font-weight:700;transition:.25s ease;box-shadow:0 8px 18px rgba(33,104,232,.18)}
    .nav-cta:hover,.primary-btn:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:var(--shadow-blue)}
    .secondary-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 19px;border:1px solid #bdd4f6;border-radius:12px;color:var(--blue);background:#fff;font-weight:700;font-size:14px;transition:.25s ease}
    .secondary-btn:hover{background:#eef5ff;border-color:#8eb8ff;transform:translateY(-2px)}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;color:var(--blue)}
    .page-hero{position:relative;overflow:hidden;padding:86px 0 92px;background:linear-gradient(90deg,rgba(248,252,255,.98),rgba(248,252,255,.82)),url("/assets/images/backpic/back-2.webp") center/cover no-repeat}
    .page-hero:after{content:"";position:absolute;width:420px;height:420px;right:-100px;top:-150px;border-radius:50%;background:rgba(22,184,201,.12);filter:blur(4px)}
    .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:50px;align-items:center}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:800;font-size:13px;letter-spacing:.08em}
    .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;border-radius:4px;background:var(--cyan)}
    .page-hero h1{font-size:clamp(38px,5vw,64px);line-height:1.18;letter-spacing:-.045em;margin:18px 0 20px}
    .page-hero h1 span{color:var(--blue)}.lead{max-width:650px;color:#53647e;font-size:18px;line-height:1.9}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .hero-card{padding:26px;border:1px solid rgba(255,255,255,.9);border-radius:var(--radius-lg);background:rgba(255,255,255,.86);box-shadow:var(--shadow-md)}
    .hero-card img{height:190px;width:100%;object-fit:cover;border-radius:18px;margin-bottom:20px}
    .hero-card h2{font-size:22px;margin-bottom:8px}.hero-card p{color:var(--muted);font-size:14px}
    .section{padding:82px 0}.section.soft{background:var(--soft)}.section.blue{background:#f0f6ff}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}
    .section-head h2{font-size:clamp(27px,3.2vw,42px);line-height:1.25;letter-spacing:-.03em;margin-top:11px}
    .section-head p{max-width:560px;color:var(--muted);font-size:15px}
    .intro-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;align-items:start}
    .intro-copy{font-size:17px;color:#4c5d77}.intro-copy p+p{margin-top:18px}
    .number-list{display:grid;gap:14px}.number-item{display:flex;gap:17px;padding:19px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-sm);transition:.25s}
    .number-item:hover{transform:translateX(5px);box-shadow:var(--shadow-md)}
    .num{flex:0 0 36px;height:36px;border-radius:11px;background:#e8f2ff;color:var(--blue);display:grid;place-items:center;font-weight:800}
    .number-item h3{font-size:16px;margin-bottom:4px}.number-item p{font-size:14px;color:var(--muted)}
    .step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .step{padding:25px 21px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);position:relative}
    .step strong{font-size:36px;color:#c9ddff;line-height:1}.step h3{font-size:18px;margin:15px 0 7px}.step p{font-size:14px;color:var(--muted)}
    .split{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch}.image-card{overflow:hidden;border-radius:var(--radius-lg);background:#123a83;color:#fff;min-height:360px;position:relative}
    .image-card img{width:100%;height:100%;object-fit:cover;opacity:.65}.image-overlay{position:absolute;inset:0;padding:34px;display:flex;flex-direction:column;justify-content:end;background:linear-gradient(0deg,rgba(8,28,70,.9),rgba(8,28,70,.08) 75%)}
    .image-overlay h2{font-size:29px;line-height:1.3;margin:13px 0 8px}.image-overlay p{color:#dceaff;font-size:14px}
    .check-panel{padding:32px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}
    .check-panel h2{font-size:28px;line-height:1.35;margin-bottom:20px}.check-list{display:grid;gap:14px}.check-list li{list-style:none;display:flex;gap:12px;color:#4f6079;font-size:15px}.check-list li:before{content:"✓";width:22px;height:22px;flex:none;border-radius:50%;display:grid;place-items:center;background:#e5f8f7;color:#0c9ba8;font-weight:800}
    .info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.info-card{padding:25px;border-radius:var(--radius-md);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);transition:.25s}.info-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}.info-card .tag{margin-bottom:18px}
    .tag{display:inline-flex;width:max-content;padding:5px 10px;border-radius:99px;background:#e9f3ff;color:var(--blue);font-size:12px;font-weight:800}.info-card h3{font-size:19px;margin-bottom:9px}.info-card p{font-size:14px;color:var(--muted)}
    .notice{display:flex;gap:18px;align-items:flex-start;padding:24px;border-radius:18px;background:#fff8e8;border:1px solid #f5dfaa;color:#6e5729}.notice-icon{font-size:24px}.notice h3{font-size:18px;margin-bottom:4px}.notice p{font-size:14px}
    .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px}.faq-intro p{color:var(--muted);margin-top:14px}.faq-list{display:grid;gap:10px}.faq-item{border:1px solid var(--line);border-radius:14px;background:#fff;overflow:hidden}.faq-q{width:100%;border:0;background:none;text-align:left;padding:18px 20px;color:var(--ink);font-weight:700;display:flex;justify-content:space-between;align-items:center}.faq-q span{color:var(--blue);font-size:20px;transition:.2s}.faq-a{display:none;padding:0 20px 18px;color:var(--muted);font-size:14px}.faq-item.open .faq-a{display:block}.faq-item.open .faq-q span{transform:rotate(45deg)}
    .cta{padding:58px 0;background:linear-gradient(110deg,#123b87,#2168e8);color:#fff}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:clamp(28px,3.5vw,43px);line-height:1.3}.cta p{color:#dbe8ff;margin-top:8px}.cta .primary-btn{background:#fff;color:var(--blue)}.cta .primary-btn:hover{background:#eaf3ff}
    .site-footer{padding:58px 0 20px;background:#0e1d37;color:#dbe6f7}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px}.footer-brand{color:#fff}.footer-intro{max-width:350px;color:#94a8c6;font-size:13px;margin-top:18px}.footer-col{display:grid;align-content:start;gap:9px}.footer-col h3{color:#fff;font-size:15px;margin-bottom:8px}.footer-col a{color:#94a8c6;font-size:13px;transition:.2s}.footer-col a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;border-top:1px solid rgba(219,230,247,.14);margin-top:40px;padding-top:19px;color:#8296b5;font-size:12px}.footer-bottom a:hover{color:#fff}
    :focus-visible{outline:3px solid rgba(22,184,201,.55);outline-offset:3px}
    @media(max-width:1024px){.main-nav a{padding-left:8px;padding-right:8px}.search-mini{width:145px}.hero-inner{gap:28px}.step-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.container{width:min(100% - 30px,620px)}.nav-shell{height:68px;gap:12px}.mobile-toggle{display:block}.nav-tools{margin-left:auto}.search-mini,.nav-cta{display:none}.main-nav{position:absolute;left:15px;right:15px;top:74px;display:none;padding:10px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-md);flex-wrap:wrap}.main-nav.show{display:flex}.hero-inner,.intro-grid,.split,.faq-grid{grid-template-columns:1fr}.page-hero{padding:65px 0}.hero-card{max-width:550px}.section{padding:62px 0}.section-head{display:block}.section-head p{margin-top:14px}.info-grid{grid-template-columns:1fr 1fr}.cta-inner{display:block}.cta .primary-btn{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:520px){.brand{font-size:18px}.brand-mark{width:34px;height:34px}.page-hero h1{font-size:38px}.lead{font-size:16px}.hero-actions a{width:100%}.step-grid,.info-grid{grid-template-columns:1fr}.image-card{min-height:300px}.check-panel{padding:24px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:grid}.footer-bottom span{display:block}}

/* roulang page: category7 */
:root{
      --ink:#10213e;--muted:#63718a;--blue:#2168e8;--blue-dark:#1246ad;
      --cyan:#16b8c9;--sky:#edf5ff;--line:#e3ebf6;--paper:#fff;--soft:#f6f9fd;
      --gold:#f6b84b;--radius-lg:28px;--radius-md:18px;--radius-sm:12px;
      --shadow-sm:0 8px 24px rgba(28,69,126,.08);--shadow-md:0 18px 50px rgba(24,72,139,.14);
      --shadow-blue:0 18px 40px rgba(33,104,232,.22)
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}
    a{color:inherit;text-decoration:none} button,input{font:inherit} button{cursor:pointer} img{display:block;max-width:100%}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);border-bottom:1px solid rgba(222,232,245,.9);box-shadow:0 4px 18px rgba(24,65,121,.05);backdrop-filter:blur(14px)}
    .nav-shell{height:78px;display:flex;align-items:center;gap:26px}
    .brand,.footer-brand{display:flex;align-items:center;gap:11px;min-width:max-content;font-weight:800;font-size:21px}
    .brand-mark{width:38px;height:38px;border-radius:13px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:0 8px 20px rgba(33,104,232,.25);font-size:18px}
    .main-nav{display:flex;align-items:center;gap:4px;flex:1;overflow-x:auto;scrollbar-width:none}.main-nav::-webkit-scrollbar{display:none}
    .main-nav a{white-space:nowrap;padding:9px 12px;border-radius:10px;color:#53627b;font-size:14px;transition:.2s}
    .main-nav a:hover,.main-nav a.active{color:var(--blue);background:#eef5ff}
    .nav-tools{display:flex;align-items:center;gap:10px}.search-mini{position:relative;width:178px}
    .search-mini input{width:100%;height:40px;border:1px solid var(--line);border-radius:12px;padding:0 38px 0 14px;outline:0;background:#f8fbff;color:var(--ink);font-size:13px}
    .search-mini input:focus{border-color:#8eb8ff;box-shadow:0 0 0 4px rgba(33,104,232,.1)}
    .search-mini button{position:absolute;right:6px;top:6px;width:28px;height:28px;border:0;border-radius:8px;background:var(--blue);color:#fff}
    .nav-cta,.primary-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 18px;border:0;border-radius:12px;color:#fff;background:var(--blue);font-size:14px;font-weight:700;transition:.25s;box-shadow:0 8px 18px rgba(33,104,232,.18)}
    .nav-cta:hover,.primary-btn:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:var(--shadow-blue)}
    .secondary-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 19px;border:1px solid #bdd4f6;border-radius:12px;color:var(--blue);background:#fff;font-weight:700;font-size:14px;transition:.25s}
    .secondary-btn:hover{background:#eef5ff;border-color:#8eb8ff;transform:translateY(-2px)}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;color:var(--blue)}
    .inner-hero{position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(248,252,255,.98),rgba(248,252,255,.72)),url("/assets/images/backpic/back-2.webp") center/cover no-repeat}
    .inner-hero:after{content:"";position:absolute;right:8%;top:24%;width:180px;height:180px;border:24px solid rgba(33,104,232,.08);border-radius:50%}
    .hero-layout{position:relative;z-index:1;min-height:500px;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:60px;padding:70px 0}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:800;font-size:13px;letter-spacing:.08em}
    .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;border-radius:4px;background:var(--cyan)}
    h1{font-size:clamp(38px,5vw,66px);line-height:1.16;letter-spacing:-.04em;margin:17px 0 20px} h1 span{color:var(--blue)}
    .hero-lead{max-width:610px;color:#53647e;font-size:18px;line-height:1.9}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}
    .creator-box{background:rgba(255,255,255,.88);border:1px solid #fff;border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-md)}
    .profile{display:flex;align-items:center;gap:15px;padding-bottom:22px;border-bottom:1px solid var(--line)}
    .avatar{width:62px;height:62px;border-radius:20px;display:grid;place-items:center;color:#fff;font-size:28px;font-weight:800;background:linear-gradient(145deg,#2168e8,#16b8c9)}
    .profile strong{font-size:20px}.profile small{display:block;color:var(--muted);font-size:13px}
    .follow-btn{margin-left:auto;border:1px solid #c8dcf7;border-radius:10px;padding:7px 12px;color:var(--blue);background:#f4f8ff;font-size:13px;font-weight:700}
    .metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px}.metric{padding:15px 12px;background:#f7faff;border-radius:14px}.metric b{display:block;font-size:24px}.metric span{font-size:12px;color:var(--muted)}
    .section{padding:82px 0}.section.compact{padding:60px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:30px}
    .section-head h2{font-size:clamp(27px,3.2vw,42px);line-height:1.25;margin-top:10px}.section-head p{max-width:570px;color:var(--muted);font-size:15px}
    .trust-strip{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--line);border-top:1px solid var(--line);background:#fff}
    .trust-item{padding:24px 18px;border-right:1px solid var(--line)}.trust-item:last-child{border:0}.trust-item b{display:block;font-size:18px}.trust-item span{color:var(--muted);font-size:13px}
    .split{display:grid;grid-template-columns:.9fr 1.1fr;gap:58px;align-items:center}.split img{width:100%;height:370px;object-fit:cover;border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}
    .copy h2{font-size:36px;line-height:1.3;margin:10px 0 17px}.copy p{color:var(--muted);margin-bottom:16px}
    .check-list{display:grid;gap:13px;margin-top:22px}.check-list li{list-style:none;display:flex;gap:12px;align-items:flex-start}.check-list i{font-style:normal;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:#e6f8f7;color:#0794a0;font-size:13px;font-weight:800}
    .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.info-card{padding:26px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);transition:.25s}
    .info-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#c4dafa}.icon{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;background:#eaf3ff;color:var(--blue);font-size:21px;margin-bottom:18px}.info-card h3{font-size:19px;margin-bottom:9px}.info-card p{color:var(--muted);font-size:14px}
    .blue-band{background:#102a58;color:#fff}.blue-band .section-kicker{color:#8fdce2}.blue-band .section-kicker:before{background:#8fdce2}.blue-band p{color:#c3d1e8}
    .flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:34px}.flow-step{position:relative;padding:0 24px 0 0}.flow-step:not(:last-child):after{content:"→";position:absolute;right:16px;top:13px;color:#6ca8f3;font-size:24px}.flow-no{color:#8fdce2;font-size:14px;font-weight:800}.flow-step h3{font-size:18px;margin:8px 0}.flow-step p{font-size:13px;color:#becde5}
    .data-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}.data-panel{padding:30px;border-radius:var(--radius-lg);background:#f4f8ff;border:1px solid var(--line)}.data-panel h3{font-size:24px;margin-bottom:12px}.data-panel p{color:var(--muted);font-size:14px}.notice-list{display:grid;gap:11px;margin-top:20px}.notice-list li{list-style:none;padding:13px 15px;background:#fff;border-radius:11px;border-left:3px solid var(--cyan);font-size:14px}
    .faq-list{display:grid;gap:12px;max-width:850px}.faq-item{border:1px solid var(--line);border-radius:14px;background:#fff;overflow:hidden}.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;padding:19px 21px;border:0;background:#fff;color:var(--ink);font-weight:700;text-align:left}.faq-q span{color:var(--blue);font-size:20px;transition:.2s}.faq-a{display:none;padding:0 21px 19px;color:var(--muted);font-size:14px}.faq-item.open .faq-a{display:block}.faq-item.open .faq-q span{transform:rotate(45deg)}
    .cta{padding:55px 0;background:#edf5ff}.cta-box{display:flex;align-items:center;justify-content:space-between;gap:25px}.cta h2{font-size:34px;line-height:1.3}.cta p{color:var(--muted);margin-top:8px}
    .site-footer{padding:58px 0 22px;background:#0c1c36;color:#fff}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}.footer-intro{max-width:360px;color:#aabbd3;font-size:13px;margin-top:16px}.footer-col{display:grid;align-content:start;gap:9px}.footer-col h3{font-size:15px;margin-bottom:7px}.footer-col a{color:#aabbd3;font-size:13px;transition:.2s}.footer-col a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.13);margin-top:40px;padding-top:18px;color:#91a5c1;font-size:12px}.footer-bottom a:hover{color:#fff}
    :focus-visible{outline:3px solid rgba(22,184,201,.5);outline-offset:3px}
    @media(max-width:1024px){.nav-shell{gap:14px}.main-nav a{padding:8px 8px}.search-mini{width:145px}.hero-layout{gap:30px}.section{padding:68px 0}}
    @media(max-width:768px){.nav-shell{height:70px}.mobile-toggle{display:block}.main-nav{display:none;position:absolute;left:20px;right:20px;top:76px;padding:10px;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow-md);flex-direction:column;align-items:stretch}.main-nav.show{display:flex}.main-nav a{padding:12px 14px}.nav-tools{margin-left:auto}.search-mini{display:none}.nav-cta{min-height:38px;padding:0 12px}.hero-layout,.split,.data-grid{grid-template-columns:1fr}.hero-layout{padding:58px 0}.creator-box{max-width:560px}.feature-grid{grid-template-columns:1fr 1fr}.trust-strip{grid-template-columns:1fr 1fr}.trust-item:nth-child(2){border-right:0}.trust-item:nth-child(-n+2){border-bottom:1px solid var(--line)}.flow{grid-template-columns:1fr 1fr;gap:28px}.flow-step:after{display:none}.split img{height:300px}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}}
    @media(max-width:520px){.container{width:min(100% - 28px,1180px)}.brand{font-size:18px}.brand-mark{width:34px;height:34px}.nav-cta{display:none}h1{font-size:40px}.hero-lead{font-size:16px}.hero-actions{margin:22px 0}.primary-btn,.secondary-btn{width:100%}.feature-grid,.trust-strip,.flow{grid-template-columns:1fr}.trust-item{border-right:0!important;border-bottom:1px solid var(--line)!important}.trust-item:last-child{border-bottom:0!important}.section-head{display:block}.section-head p{margin-top:13px}.copy h2{font-size:29px}.metric-grid{gap:7px}.metric b{font-size:20px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}}

/* roulang page: category4 */
:root{
      --ink:#10213e;
      --muted:#63718a;
      --blue:#2168e8;
      --blue-dark:#1246ad;
      --cyan:#16b8c9;
      --sky:#edf5ff;
      --line:#e3ebf6;
      --paper:#fff;
      --soft:#f6f9fd;
      --gold:#f6b84b;
      --green:#24a77b;
      --radius-lg:28px;
      --radius-md:18px;
      --radius-sm:12px;
      --shadow-sm:0 8px 24px rgba(28,69,126,.08);
      --shadow-md:0 18px 50px rgba(24,72,139,.14);
      --shadow-blue:0 18px 40px rgba(33,104,232,.22);
    }
    *{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;
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{cursor:pointer}
    img{display:block;max-width:100%}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(255,255,255,.95);
      border-bottom:1px solid rgba(222,232,245,.9);
      box-shadow:0 4px 18px rgba(24,65,121,.05);
      backdrop-filter:blur(14px)
    }
    .nav-shell{height:78px;display:flex;align-items:center;gap:26px}
    .brand,.footer-brand{display:flex;align-items:center;gap:11px;min-width:max-content;font-weight:800;font-size:21px;letter-spacing:.02em}
    .brand-mark{
      width:38px;height:38px;border-radius:13px;display:grid;place-items:center;
      color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan));
      box-shadow:0 8px 20px rgba(33,104,232,.25);font-size:18px
    }
    .main-nav{display:flex;align-items:center;gap:4px;flex:1;overflow-x:auto;scrollbar-width:none}
    .main-nav::-webkit-scrollbar{display:none}
    .main-nav a{
      white-space:nowrap;padding:9px 12px;border-radius:10px;color:#53627b;font-size:14px;transition:.2s ease
    }
    .main-nav a:hover,.main-nav a.active{color:var(--blue);background:#eef5ff}
    .nav-tools{display:flex;align-items:center;gap:10px}
    .search-mini{position:relative;width:178px}
    .search-mini input{
      width:100%;height:40px;border:1px solid var(--line);border-radius:12px;
      padding:0 38px 0 14px;outline:0;background:#f8fbff;color:var(--ink);font-size:13px
    }
    .search-mini input:focus{border-color:#8eb8ff;box-shadow:0 0 0 4px rgba(33,104,232,.1)}
    .search-mini button{
      position:absolute;right:6px;top:6px;width:28px;height:28px;border:0;
      border-radius:8px;background:var(--blue);color:#fff;font-size:13px
    }
    .nav-cta,.primary-btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:42px;padding:0 18px;border:0;border-radius:12px;color:#fff;
      background:var(--blue);font-size:14px;font-weight:700;transition:.25s ease;
      box-shadow:0 8px 18px rgba(33,104,232,.18)
    }
    .nav-cta:hover,.primary-btn:hover{background:var(--blue-dark);transform:translateY(-2px);box-shadow:var(--shadow-blue)}
    .secondary-btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;
      padding:0 19px;border:1px solid #bdd4f6;border-radius:12px;color:var(--blue);
      background:#fff;font-weight:700;font-size:14px;transition:.25s ease
    }
    .secondary-btn:hover{background:#eef5ff;border-color:#8eb8ff;transform:translateY(-2px)}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;color:var(--blue)}
    .page-banner{
      position:relative;overflow:hidden;
      padding:82px 0 76px;
      background:
        linear-gradient(110deg,rgba(246,250,255,.98),rgba(246,250,255,.84) 54%,rgba(229,243,255,.6)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
    }
    .page-banner:after{
      content:"";position:absolute;width:420px;height:420px;border-radius:50%;
      right:-130px;top:-180px;background:rgba(33,104,232,.1);filter:blur(4px)
    }
    .banner-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:54px;align-items:center}
    .eyebrow,.section-kicker{
      display:inline-flex;align-items:center;gap:8px;color:var(--blue);
      font-weight:800;font-size:13px;letter-spacing:.08em
    }
    .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;border-radius:4px;background:var(--cyan)}
    .page-banner h1{font-size:clamp(38px,5vw,66px);line-height:1.16;letter-spacing:-.045em;margin:18px 0 20px}
    .page-banner h1 span{color:var(--blue)}
    .banner-lead{max-width:630px;color:#53647e;font-size:18px;line-height:1.9;margin:0}
    .banner-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
    .event-card{
      position:relative;background:rgba(255,255,255,.9);border:1px solid rgba(255,255,255,.98);
      border-radius:24px;padding:24px;box-shadow:var(--shadow-md)
    }
    .event-card:before{
      content:"限时礼遇";position:absolute;right:20px;top:20px;background:#fff4dc;color:#a86600;
      font-size:12px;font-weight:800;padding:5px 9px;border-radius:20px
    }
    .event-card img{width:100%;height:170px;object-fit:cover;border-radius:16px;margin-bottom:18px}
    .event-card h2{font-size:23px;line-height:1.35;margin:0 0 8px}
    .event-card p{color:var(--muted);font-size:14px;margin:0 0 18px}
    .countdown{display:flex;gap:8px;align-items:center;margin-bottom:18px}
    .time-box{min-width:48px;padding:6px 5px;text-align:center;border-radius:10px;background:#f0f6ff;color:var(--blue);font-size:19px;font-weight:800;line-height:1.2}
    .time-box small{display:block;color:var(--muted);font-size:10px;font-weight:500;margin-top:3px}
    .section{padding:86px 0}
    .section.compact{padding:64px 0}
    .section.soft{background:var(--soft)}
    .section.blue-soft{background:var(--sky)}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}
    .section-head h2{font-size:clamp(27px,3.2vw,42px);line-height:1.25;letter-spacing:-.03em;margin:11px 0 0}
    .section-head p{max-width:560px;color:var(--muted);font-size:15px;margin:0}
    .stats-row{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:var(--shadow-sm);overflow:hidden}
    .stat{padding:26px 28px;border-right:1px solid var(--line)}
    .stat:last-child{border-right:0}
    .stat strong{display:block;color:var(--blue);font-size:34px;line-height:1.2}
    .stat span{display:block;color:var(--muted);font-size:13px;margin-top:7px}
    .benefit-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:46px;align-items:stretch}
    .benefit-image{min-height:440px;border-radius:var(--radius-lg);overflow:hidden;position:relative;box-shadow:var(--shadow-md)}
    .benefit-image img{width:100%;height:100%;object-fit:cover}
    .image-caption{position:absolute;left:20px;right:20px;bottom:20px;padding:17px 19px;border-radius:15px;background:rgba(16,33,62,.83);color:#fff}
    .image-caption strong{display:block;font-size:18px;margin-bottom:3px}
    .image-caption span{font-size:13px;color:#dce9ff}
    .benefit-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
    .benefit-card,.tier-card,.scenario-card,.quote-card,.faq-item{
      border:1px solid var(--line);background:#fff;border-radius:var(--radius-md);box-shadow:var(--shadow-sm);transition:.25s ease
    }
    .benefit-card{padding:24px}
    .benefit-card:hover,.tier-card:hover,.scenario-card:hover,.quote-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#c8dcfb}
    .icon-box{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;color:var(--blue);background:#eaf3ff;font-size:21px;margin-bottom:16px}
    .benefit-card h3{font-size:18px;margin:0 0 8px}
    .benefit-card p{font-size:14px;color:var(--muted);margin:0}
    .tier-wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .tier-card{padding:27px 25px;position:relative}
    .tier-card.featured{border:2px solid #8db9f7;box-shadow:var(--shadow-blue)}
    .tier-card.featured:before{content:"推荐等级";position:absolute;top:17px;right:18px;padding:4px 9px;border-radius:20px;background:#e9f2ff;color:var(--blue);font-size:11px;font-weight:800}
    .tier-label{font-size:13px;color:var(--blue);font-weight:800;letter-spacing:.08em}
    .tier-card h3{font-size:25px;margin:8px 0 9px}
    .tier-card p{font-size:14px;color:var(--muted);min-height:52px;margin:0 0 18px}
    .check-list{list-style:none;padding:0;margin:0}
    .check-list li{position:relative;padding:8px 0 8px 24px;border-top:1px solid #edf2f8;font-size:14px}
    .check-list li:before{content:"✓";position:absolute;left:0;top:8px;color:var(--green);font-weight:900}
    .notice{display:flex;gap:15px;align-items:flex-start;margin-top:22px;padding:15px 18px;border-radius:14px;background:#fff9eb;color:#765719;font-size:13px}
    .notice b{color:#b07810}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
    .process:before{content:"";position:absolute;left:9%;right:9%;top:26px;height:1px;background:#bcd5f8}
    .process-item{position:relative;z-index:1;text-align:center;padding:0 14px}
    .step-num{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;margin:0 auto 17px;background:#fff;border:5px solid #dceaff;color:var(--blue);font-weight:900;box-shadow:0 0 0 5px #f3f8ff}
    .process-item h3{font-size:17px;margin:0 0 6px}
    .process-item p{font-size:13px;color:var(--muted);margin:0}
    .scenario-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:18px}
    .scenario-card{overflow:hidden}
    .scenario-card.large{grid-row:span 2}
    .scenario-card img{width:100%;height:175px;object-fit:cover}
    .scenario-card.large img{height:250px}
    .scenario-body{padding:20px 21px}
    .scenario-body h3{font-size:19px;margin:0 0 7px}
    .scenario-body p{font-size:14px;color:var(--muted);margin:0}
    .quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .quote-card{padding:25px}
    .quote-card p{font-size:15px;line-height:1.85;margin:0 0 18px}
    .quote-person{display:flex;align-items:center;gap:11px;color:var(--muted);font-size:13px}
    .avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#e9f3ff;color:var(--blue);font-weight:800}
    .faq-list{display:grid;grid-template-columns:1fr 1fr;gap:13px}
    .faq-item{padding:0 21px}
    .faq-item summary{cursor:pointer;list-style:none;padding:20px 25px 20px 0;font-weight:800;position:relative}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"＋";position:absolute;right:0;color:var(--blue);font-size:21px;font-weight:400}
    .faq-item[open] summary:after{content:"－"}
    .faq-answer{padding:0 0 19px;color:var(--muted);font-size:14px;line-height:1.85}
    .cta-box{
      display:flex;justify-content:space-between;align-items:center;gap:30px;
      padding:40px 45px;border-radius:var(--radius-lg);
      background:linear-gradient(110deg,#10213e,#174caa);color:#fff;box-shadow:var(--shadow-blue)
    }
    .cta-box h2{font-size:clamp(25px,3vw,38px);line-height:1.3;margin:0 0 10px}
    .cta-box p{margin:0;color:#d8e7ff;font-size:15px;max-width:650px}
    .cta-box .primary-btn{background:#fff;color:var(--blue);box-shadow:none}
    .cta-box .primary-btn:hover{background:#eaf3ff}
    .site-footer{padding:58px 0 24px;background:#f5f8fc;border-top:1px solid var(--line)}
    .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px}
    .footer-brand{font-size:20px;margin-bottom:15px}
    .footer-intro{max-width:360px;color:var(--muted);font-size:13px;margin:0}
    .footer-col{display:flex;flex-direction:column;gap:8px}
    .footer-col h3{font-size:14px;margin:0 0 8px}
    .footer-col a{font-size:13px;color:var(--muted);transition:.2s ease}
    .footer-col a:hover{color:var(--blue);padding-left:3px}
    .footer-bottom{display:flex;flex-wrap:wrap;gap:12px 25px;padding-top:22px;border-top:1px solid var(--line);color:#8190a5;font-size:12px}
    .footer-bottom a:hover{color:var(--blue)}
    .reveal{animation:rise .65s ease both}
    @keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
    :focus-visible{outline:3px solid rgba(22,184,201,.5);outline-offset:3px}
    @media(max-width:1024px){
      .nav-shell{gap:13px}.main-nav a{padding:8px 8px}.search-mini{width:140px}
      .banner-grid{gap:30px}.benefit-layout{gap:25px}
      .scenario-grid{grid-template-columns:1fr 1fr}.scenario-card.large{grid-column:span 2;grid-row:auto}
      .scenario-card.large img{height:220px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 30px,620px)}
      .nav-shell{height:68px}.brand{font-size:18px}.brand-mark{width:34px;height:34px}
      .mobile-toggle{display:block}.nav-tools{margin-left:auto}.nav-tools .search-mini,.nav-tools .nav-cta{display:none}
      .main-nav{display:none;position:absolute;top:68px;left:0;right:0;padding:12px 15px;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);flex-wrap:wrap}
      .main-nav.open{display:flex}.main-nav a{font-size:13px}
      .page-banner{padding:58px 0}.banner-grid{grid-template-columns:1fr}.event-card{max-width:520px}
      .section{padding:64px 0}.section-head{display:block;margin-bottom:25px}.section-head p{margin-top:13px}
      .stats-row{grid-template-columns:1fr 1fr}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .benefit-layout{grid-template-columns:1fr}.benefit-image{min-height:300px}.benefit-grid{grid-template-columns:1fr 1fr}
      .tier-wrap,.quote-grid{grid-template-columns:1fr}.process{grid-template-columns:1fr 1fr;gap:28px 5px}.process:before{display:none}
      .faq-list{grid-template-columns:1fr}.cta-box{display:block;padding:32px 27px}.cta-box .primary-btn{margin-top:22px}
      .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}
    }
    @media(max-width:520px){
      .container{width:calc(100% - 28px)}.page-banner h1{font-size:39px}.banner-lead{font-size:16px}
      .benefit-grid,.stats-row,.scenario-grid{grid-template-columns:1fr}.scenario-card.large{grid-column:auto}
      .scenario-card img,.scenario-card.large img{height:190px}.process{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}
      .footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}
    }