/* roulang page: index */
:root{
      --ink:#11233d;
      --ink-soft:#5e6d82;
      --paper:#f5f8fc;
      --white:#ffffff;
      --line:#dfe7f0;
      --blue:#1769e0;
      --blue-deep:#0b3d91;
      --cyan:#20c8d9;
      --orange:#ff8b3d;
      --green:#19a879;
      --shadow:0 18px 48px rgba(23,50,91,.12);
      --shadow-sm:0 8px 24px rgba(23,50,91,.08);
      --radius:22px;
      --radius-sm:14px;
      --max:1240px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      font-size:16px;
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:all .25s ease}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(32,200,217,.48);outline-offset:3px}
    .container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;color:var(--blue);
      font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase
    }
    .eyebrow:before{content:"";display:inline-block;width:28px;height:3px;background:var(--cyan);border-radius:4px}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{line-height:1.25;letter-spacing:-.03em}
    h2{font-size:clamp(30px,4vw,48px);margin-bottom:18px}
    h3{font-size:21px;margin-bottom:10px}
    .section{padding:92px 0}
    .section-tight{padding:64px 0}
    .section-head{max-width:730px;margin-bottom:36px}
    .section-head p{color:var(--ink-soft);font-size:17px;margin-bottom:0}
    .text-muted{color:var(--ink-soft)}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:10px;
      min-height:48px;padding:0 22px;border-radius:12px;border:1px solid transparent;
      font-weight:800;cursor:pointer;white-space:nowrap
    }
    .btn-primary{color:#fff;background:var(--blue);box-shadow:0 10px 22px rgba(23,105,224,.22)}
    .btn-primary:hover{background:var(--blue-deep);transform:translateY(-2px);box-shadow:0 14px 28px rgba(23,105,224,.28)}
    .btn-light{color:var(--ink);background:#fff;border-color:var(--line)}
    .btn-light:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}
    .btn-orange{color:#fff;background:var(--orange)}
    .btn-orange:hover{background:#e96d25;transform:translateY(-2px)}
    .tag{
      display:inline-flex;align-items:center;padding:5px 11px;border-radius:999px;
      color:var(--blue);background:#e9f1ff;font-size:12px;font-weight:800
    }
    .tag.orange{color:#b85a19;background:#fff0e5}
    .tag.green{color:#087854;background:#e3f8f0}
    .site-header{position:relative;z-index:20;padding:18px 0;background:#eef4fb}
    .nav-shell{
      display:flex;align-items:center;gap:18px;padding:12px 16px 12px 22px;
      background:rgba(255,255,255,.9);border:1px solid rgba(214,225,239,.9);
      border-radius:18px;box-shadow:0 8px 28px rgba(22,61,111,.07)
    }
    .brand{display:flex;align-items:center;gap:11px;min-width:190px}
    .brand-mark{
      width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
      color:#fff;background:linear-gradient(145deg,var(--blue),var(--cyan));font-size:19px;
      box-shadow:0 8px 16px rgba(23,105,224,.22)
    }
    .brand-name{font-size:21px;font-weight:900;letter-spacing:-.06em}
    .brand-sub{display:block;color:var(--ink-soft);font-size:10px;letter-spacing:.1em;font-weight:700}
    .nav-links{display:flex;align-items:center;gap:6px;flex:1;overflow-x:auto}
    .nav-links::-webkit-scrollbar{height:0}
    .nav-links a{
      display:flex;align-items:center;gap:7px;padding:10px 12px;border-radius:10px;
      color:#53647a;font-size:13px;font-weight:800;white-space:nowrap
    }
    .nav-links a:hover,.nav-links a.active{color:var(--blue);background:#edf4ff}
    .nav-links a.active{box-shadow:inset 0 -2px 0 var(--blue)}
    .nav-cta{display:flex;align-items:center;gap:10px}
    .nav-search{width:42px;height:42px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--ink-soft);cursor:pointer}
    .nav-search:hover{color:var(--blue);border-color:var(--blue)}
    .mobile-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:23px}
    .hero{
      position:relative;min-height:610px;padding:88px 0 70px;display:flex;align-items:center;
      background:#0b244b url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
      color:#fff;isolation:isolate
    }
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,22,54,.92) 0%,rgba(7,36,80,.76) 48%,rgba(5,33,74,.45) 100%);z-index:-1}
    .hero:after{content:"";position:absolute;right:7%;bottom:0;width:210px;height:210px;border:1px solid rgba(255,255,255,.2);border-radius:50%;box-shadow:0 0 0 34px rgba(255,255,255,.04),0 0 0 68px rgba(255,255,255,.03);z-index:-1}
    .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
    .hero-copy{max-width:700px}
    .hero .eyebrow{color:#7be7ef}
    .hero h1{font-size:clamp(42px,6vw,76px);margin:19px 0 20px;max-width:720px}
    .hero-lead{max-width:680px;color:#d9e8ff;font-size:19px;line-height:1.85}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 28px}
    .hero .btn-light{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.32);color:#fff}
    .hero .btn-light:hover{background:#fff;color:var(--blue)}
    .hero-points{display:flex;flex-wrap:wrap;gap:20px;color:#c7daf6;font-size:14px}
    .hero-points span{display:flex;align-items:center;gap:8px}
    .hero-points i{color:#76e1ce}
    .search-panel{
      padding:24px;border:1px solid rgba(255,255,255,.18);border-radius:24px;
      background:rgba(255,255,255,.11);backdrop-filter:blur(13px);box-shadow:0 22px 55px rgba(0,0,0,.2)
    }
    .search-panel h3{font-size:20px;margin-bottom:6px}
    .search-panel p{color:#c9d9ee;font-size:14px}
    .search-box{display:flex;gap:8px;padding:7px;background:#fff;border-radius:13px;margin:20px 0 18px}
    .search-box input{min-width:0;flex:1;border:0;box-shadow:none;padding:0 10px;color:var(--ink)}
    .search-box input::placeholder{color:#9aa8b9}
    .search-box .btn{min-height:42px;padding:0 17px}
    .quick-title{font-size:12px;color:#a9c2e5;font-weight:800;margin-bottom:10px}
    .quick-links{display:flex;flex-wrap:wrap;gap:8px}
    .quick-links a{padding:8px 11px;border-radius:9px;background:rgba(255,255,255,.11);color:#e9f4ff;font-size:13px}
    .quick-links a:hover{background:var(--cyan);color:#082343}
    .hero-stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:28px}
    .hero-stat{padding:14px 12px;border-top:1px solid rgba(255,255,255,.2)}
    .hero-stat strong{display:block;font-size:24px;line-height:1.2;color:#fff}
    .hero-stat span{display:block;font-size:12px;color:#b6cbea;margin-top:4px}
    .intro-strip{margin-top:-36px;position:relative;z-index:3}
    .strip-shell{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:0;background:#fff;border-radius:18px;box-shadow:var(--shadow);border:1px solid var(--line);overflow:hidden}
    .strip-item{padding:24px 22px;border-right:1px solid var(--line)}
    .strip-item:last-child{border:0}
    .strip-item strong{display:block;font-size:22px;color:var(--blue)}
    .strip-item span{color:var(--ink-soft);font-size:13px}
    .strip-intro strong{font-size:18px;color:var(--ink)}
    .strip-intro p{margin:4px 0 0;color:var(--ink-soft);font-size:13px}
    .app-section{background:#fff}
    .app-grid{display:grid;grid-template-columns:.83fr 1.17fr;gap:55px;align-items:center}
    .app-visual{position:relative;min-height:390px;padding:24px;border-radius:28px;background:#dcecff url("/assets/images/backpic/back-2.webp") center/cover;overflow:hidden}
    .app-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(16,88,180,.72),rgba(21,198,203,.35))}
    .app-image{position:absolute;z-index:1;right:10%;bottom:-30px;width:72%;border-radius:18px;box-shadow:0 22px 40px rgba(4,37,85,.3);transform:rotate(3deg)}
    .app-badge{position:absolute;z-index:2;left:24px;top:28px;color:#fff;font-weight:900;font-size:17px}
    .app-copy p{color:var(--ink-soft);font-size:17px}
    .check-list{list-style:none;padding:0;margin:25px 0 30px;display:grid;grid-template-columns:1fr 1fr;gap:13px}
    .check-list li{display:flex;gap:10px;align-items:flex-start;color:#344860;font-size:14px}
    .check-list i{color:var(--green);margin-top:5px}
    .service-section{background:#f5f8fc}
    .service-grid{display:grid;grid-template-columns:1.2fr .8fr 1fr;gap:18px}
    .service-card{position:relative;min-height:265px;padding:26px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);overflow:hidden;transition:.3s}
    .service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
    .service-card.featured{background:var(--blue-deep);color:#fff;min-height:350px}
    .service-card.featured p{color:#c8daf6}
    .service-card.warm{background:#fff3e9}
    .service-card i{font-size:24px;color:var(--blue);margin-bottom:26px}
    .service-card.featured i{color:#76e1ef}
    .service-card.warm i{color:var(--orange)}
    .service-card p{color:var(--ink-soft);font-size:14px}
    .service-card .card-link{position:absolute;bottom:24px;left:26px;color:var(--blue);font-weight:800;font-size:14px}
    .service-card.featured .card-link{color:#8ff0f1}
    .service-number{position:absolute;right:22px;top:18px;font-size:52px;line-height:1;color:rgba(23,105,224,.08);font-weight:900}
    .service-card.featured .service-number{color:rgba(255,255,255,.12)}
    .category-section{background:#fff}
    .category-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:42px;align-items:start}
    .category-intro{padding:34px;border-radius:24px;background:#edf5ff;border:1px solid #d9e8fb}
    .category-intro p{color:var(--ink-soft);font-size:15px}
    .category-links{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}
    .category-link{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:20px;border:1px solid var(--line);border-radius:15px;background:#fff}
    .category-link:hover{border-color:#9ebff2;box-shadow:var(--shadow-sm);transform:translateY(-3px)}
    .category-link div{display:flex;align-items:center;gap:13px}
    .category-link i{width:36px;height:36px;display:grid;place-items:center;border-radius:10px;color:var(--blue);background:#eaf2ff}
    .category-link strong{font-size:15px}
    .category-link small{display:block;color:var(--ink-soft);font-size:12px;margin-top:2px}
    .category-link > i{width:auto;height:auto;background:none;color:#98a8bc}
    .scenario-section{background:#102b56;color:#fff}
    .scenario-section .section-head p{color:#c5d6ec}
    .scenario-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}
    .scenario-card{min-height:255px;padding:27px;border:1px solid rgba(255,255,255,.14);border-radius:20px;background:rgba(255,255,255,.08)}
    .scenario-card:nth-child(2){margin-top:32px;background:rgba(32,200,217,.12)}
    .scenario-card:nth-child(3){margin-top:64px;background:rgba(255,139,61,.12)}
    .scenario-icon{width:48px;height:48px;display:grid;place-items:center;border-radius:14px;background:rgba(255,255,255,.13);color:#87e7ee;font-size:21px;margin-bottom:24px}
    .scenario-card:nth-child(3) .scenario-icon{color:#ffb27e}
    .scenario-card p{color:#c5d6ec;font-size:14px}
    .scenario-card .mini-list{padding:0;margin:15px 0 0;list-style:none;color:#dce9f8;font-size:13px}
    .mini-list li{margin:7px 0}.mini-list i{color:#75ddc6;margin-right:7px}
    .content-section{background:#fff}
    .content-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:30px}
    .news-panel{border:1px solid var(--line);border-radius:20px;overflow:hidden}
    .news-item{display:grid;grid-template-columns:82px 1fr auto;gap:18px;align-items:center;padding:21px 24px;border-bottom:1px solid var(--line)}
    .news-item:last-child{border-bottom:0}
    .news-date{color:var(--blue);font-weight:900;font-size:14px}
    .news-date span{display:block;color:#98a8bb;font-size:11px;font-weight:600}
    .news-item h3{font-size:16px;margin-bottom:4px}
    .news-item p{margin:0;color:var(--ink-soft);font-size:13px;line-height:1.65}
    .news-more{color:var(--blue);font-weight:800;font-size:12px;white-space:nowrap}
    .recommend-panel{padding:25px;border-radius:20px;background:#f0f6ff;border:1px solid #dceaf9}
    .recommend-panel img{height:145px;width:100%;object-fit:cover;border-radius:14px;margin:18px 0}
    .recommend-panel p{color:var(--ink-soft);font-size:14px}
    .recommend-panel ul{list-style:none;padding:0;margin:17px 0 0}
    .recommend-panel li{padding:10px 0;border-bottom:1px solid #d9e5f3;font-size:13px}
    .recommend-panel li:last-child{border:0}
    .recommend-panel li a:hover{color:var(--blue)}
    .update-section{background:#f5f8fc}
    .update-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:32px;align-items:stretch}
    .update-copy{padding:34px;border-radius:23px;background:linear-gradient(135deg,#e5f5ff,#f7fbff);border:1px solid #d6eaf6}
    .update-copy p{color:var(--ink-soft)}
    .update-copy .btn{margin-top:16px}
    .changelog{padding:22px 26px;background:#fff;border:1px solid var(--line);border-radius:20px}
    .change-row{display:grid;grid-template-columns:100px 1fr;gap:20px;padding:17px 0;border-bottom:1px solid var(--line)}
    .change-row:last-child{border:0}
    .change-row time{color:var(--blue);font-size:13px;font-weight:900}
    .change-row strong{font-size:15px}.change-row p{margin:4px 0 0;color:var(--ink-soft);font-size:13px}
    .trust-section{background:#fff}
    .trust-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:20px;overflow:hidden}
    .trust-item{padding:28px 24px;border-right:1px solid var(--line)}
    .trust-item:last-child{border:0}
    .trust-item i{font-size:22px;color:var(--green);margin-bottom:17px}
    .trust-item strong{display:block;font-size:16px;margin-bottom:5px}
    .trust-item p{margin:0;color:var(--ink-soft);font-size:13px}
    .about-section{background:#f5f8fc}
    .about-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:50px;align-items:center}
    .about-image{position:relative}
    .about-image img{width:100%;height:390px;object-fit:cover;border-radius:26px;box-shadow:var(--shadow)}
    .image-note{position:absolute;bottom:20px;left:20px;padding:14px 17px;border-radius:14px;background:rgba(9,37,79,.88);color:#fff;font-size:13px}
    .about-copy p{color:var(--ink-soft);font-size:16px}
    .about-copy p + p{margin-top:15px}
    .about-highlights{display:flex;gap:28px;margin-top:25px}
    .about-highlights strong{display:block;color:var(--blue);font-size:27px;line-height:1.1}
    .about-highlights span{font-size:12px;color:var(--ink-soft)}
    .quote-section{background:#fff}
    .quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .quote-card{padding:29px;border-radius:20px;background:#f8fbff;border:1px solid var(--line)}
    .quote-card:nth-child(2){background:#fff5ed;border-color:#f8ddc5}
    .quote-card p{font-size:17px;color:#334b67}
    .quote-card footer{display:flex;align-items:center;gap:11px;color:var(--ink-soft);font-size:13px}
    .quote-avatar{width:34px;height:34px;display:grid;place-items:center;border-radius:50%;color:#fff;background:var(--blue);font-weight:800}
    .quote-card:nth-child(2) .quote-avatar{background:var(--orange)}
    .faq-section{background:#f5f8fc}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .faq-item{padding:22px 25px;background:#fff;border:1px solid var(--line);border-radius:16px}
    .faq-item summary{cursor:pointer;list-style:none;font-weight:900;font-size:16px;padding-right:25px;position:relative}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";position:absolute;right:0;top:-3px;color:var(--blue);font-size:24px;font-weight:400}
    .faq-item[open] summary:after{content:"−"}
    .faq-item p{margin:14px 0 0;color:var(--ink-soft);font-size:14px}
    .form-section{background:#fff}
    .form-shell{display:grid;grid-template-columns:.95fr 1.05fr;gap:35px;padding:42px;border-radius:28px;background:#0f376e;color:#fff;box-shadow:var(--shadow)}
    .form-copy p{color:#c9d9ee}
    .form-copy ul{list-style:none;margin:25px 0 0;padding:0;color:#dce9f8;font-size:14px}
    .form-copy li{margin:10px 0}.form-copy li i{color:#7be5df;margin-right:8px}
    .contact-form{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:24px;border-radius:18px;background:#fff;color:var(--ink)}
    .contact-form label{display:block;font-size:12px;font-weight:800;color:#5b6b80}
    .contact-form input,.contact-form select,.contact-form textarea{width:100%;margin-top:6px;border:1px solid var(--line);border-radius:10px;padding:10px 12px;background:#fbfdff;box-shadow:none}
    .contact-form textarea{min-height:104px;resize:vertical}
    .form-full{grid-column:1/-1}
    .form-note{font-size:11px;color:#8b99a9;line-height:1.6}
    .cta-section{padding:62px 0;background:linear-gradient(100deg,#e9f7ff,#fff2e9)}
    .cta-shell{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta-shell h2{font-size:34px;margin-bottom:8px}.cta-shell p{color:var(--ink-soft);margin:0}
    .cta-actions{display:flex;gap:12px;flex-shrink:0}
    .site-footer{padding:58px 0 84px;background:#081b38;color:#cad8eb}
    .footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:35px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.13)}
    .footer-brand{color:#fff}.footer-brand p{color:#9fb3cf;font-size:13px;max-width:330px;margin-top:16px}
    .footer-title{color:#fff;font-weight:900;font-size:14px;margin-bottom:15px}
    .footer-links{list-style:none;padding:0;margin:0}.footer-links li{margin:9px 0;font-size:13px}.footer-links a:hover{color:#7be5df}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:24px;color:#879cb9;font-size:12px}
    .footer-bottom a{color:#a9c1df}.footer-bottom a:hover{color:#7be5df}
    .floating-cta{position:fixed;z-index:30;right:22px;bottom:20px;display:flex;align-items:center;gap:10px;padding:12px 15px;border-radius:999px;background:var(--orange);color:#fff;font-size:13px;font-weight:900;box-shadow:0 12px 26px rgba(194,89,23,.3)}
    .floating-cta:hover{background:#e96d25;transform:translateY(-3px)}
    @media(max-width:1024px){
      .hero-grid,.app-grid,.about-grid,.form-shell{grid-template-columns:1fr 1fr;gap:30px}
      .service-grid{grid-template-columns:1fr 1fr}.service-card.featured{grid-row:span 2}
      .strip-shell{grid-template-columns:1.2fr repeat(3,1fr)}
      .strip-item{padding:20px 14px}
      .nav-links a{padding:9px 8px;font-size:12px}
      .brand{min-width:166px}
    }
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 28px))}
      .section{padding:64px 0}.section-tight{padding:44px 0}
      .site-header{padding:10px 0}.nav-shell{padding:11px 14px}
      .brand{min-width:auto;flex:1}.brand-sub{display:none}.brand-name{font-size:19px}
      .mobile-toggle{display:block}.nav-cta .btn{display:none}
      .nav-links{display:none;position:absolute;top:78px;left:14px;right:14px;padding:10px;flex-wrap:wrap;overflow:visible;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow)}
      .nav-links.open{display:flex}.nav-links a{width:calc(50% - 4px);justify-content:center}
      .hero{min-height:auto;padding:70px 0 100px}.hero-grid,.app-grid,.about-grid,.content-layout,.update-grid,.form-shell{grid-template-columns:1fr}
      .hero h1{font-size:43px}.hero-lead{font-size:16px}
      .search-panel{margin-top:15px}.intro-strip{margin-top:-52px}.strip-shell{grid-template-columns:1fr 1fr}
      .strip-intro{grid-column:1/-1}.strip-item:nth-child(3){border-right:0}
      .service-grid{grid-template-columns:1fr}.service-card.featured{grid-row:auto;min-height:280px}.scenario-grid{grid-template-columns:1fr}.scenario-card:nth-child(2),.scenario-card:nth-child(3){margin-top:0}
      .category-layout{grid-template-columns:1fr}.category-links{grid-template-columns:1fr}
      .trust-grid{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)}
      .quote-grid,.faq-grid{grid-template-columns:1fr}
      .about-image img{height:300px}.form-shell{padding:25px}.contact-form{grid-template-columns:1fr}
      .cta-shell{display:block}.cta-actions{margin-top:22px}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}.footer-grid > :last-child{grid-column:2/-1}
      .footer-bottom{display:block}.footer-bottom > div + div{margin-top:13px}
    }
    @media(max-width:520px){
      .hero-actions,.cta-actions{display:grid;grid-template-columns:1fr}.hero-actions .btn,.cta-actions .btn{width:100%}
      .hero h1{font-size:38px}.hero-stat-row{gap:5px}.hero-stat{padding:12px 5px}.hero-stat strong{font-size:19px}
      .news-item{grid-template-columns:1fr;gap:5px;padding:18px}.news-more{display:inline-block}
      .trust-grid{grid-template-columns:1fr}.trust-item{border-right:0!important;border-bottom:1px solid var(--line)}.trust-item:last-child{border-bottom:0}
      .check-list{grid-template-columns:1fr}.about-highlights{gap:17px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid > :first-child{grid-column:1/-1}.footer-grid > :last-child{grid-column:auto}
      .floating-cta{right:12px;bottom:12px;font-size:12px}
    }

/* roulang page: category2 */
:root{
      --ink:#11233d;--ink-soft:#5e6d82;--paper:#f5f8fc;--white:#fff;
      --line:#dfe7f0;--blue:#1769e0;--blue-deep:#0b3d91;--cyan:#20c8d9;
      --orange:#ff8b3d;--green:#19a879;--purple:#6658d8;
      --shadow:0 18px 48px rgba(23,50,91,.12);--shadow-sm:0 8px 24px rgba(23,50,91,.08);
      --radius:22px;--radius-sm:14px;--max:1240px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
    a{color:inherit;text-decoration:none;transition:all .25s ease}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(32,200,217,.48);outline-offset:3px}
    .container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
    .section{padding:88px 0}.section-tight{padding:58px 0}
    .section-head{max-width:760px;margin-bottom:36px}
    .section-head h2{font-size:clamp(28px,4vw,44px);line-height:1.2;margin:12px 0 14px;letter-spacing:-.04em}
    .section-head p{color:var(--ink-soft);font-size:17px;margin:0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}
    .eyebrow:before{content:"";display:inline-block;width:28px;height:3px;background:var(--cyan);border-radius:4px}
    .text-muted{color:var(--ink-soft)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 22px;border-radius:12px;border:1px solid transparent;font-weight:800;cursor:pointer;white-space:nowrap}
    .btn-primary{color:#fff;background:var(--blue);box-shadow:0 10px 22px rgba(23,105,224,.22)}
    .btn-primary:hover{background:var(--blue-deep);transform:translateY(-2px);box-shadow:0 14px 28px rgba(23,105,224,.28)}
    .btn-light{color:var(--ink);background:#fff;border-color:var(--line)}
    .btn-light:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}
    .btn-orange{color:#fff;background:var(--orange)}
    .btn-orange:hover{background:#e96d25;transform:translateY(-2px)}
    .tag{display:inline-flex;align-items:center;padding:5px 11px;border-radius:999px;color:var(--blue);background:#e9f1ff;font-size:12px;font-weight:800}
    .tag.orange{color:#b85a19;background:#fff0e5}.tag.green{color:#087854;background:#e3f8f0}
    .site-header{position:relative;z-index:20;padding:18px 0;background:#eef4fb}
    .nav-shell{display:flex;align-items:center;gap:18px;padding:12px 16px 12px 22px;background:rgba(255,255,255,.9);border:1px solid rgba(214,225,239,.9);border-radius:18px;box-shadow:0 8px 28px rgba(22,61,111,.07)}
    .brand{display:flex;align-items:center;gap:11px;min-width:190px}
    .brand-mark{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,var(--blue),var(--cyan));font-size:19px;box-shadow:0 8px 16px rgba(23,105,224,.22)}
    .brand-name{font-size:21px;font-weight:900;letter-spacing:-.06em}.brand-sub{display:block;color:var(--ink-soft);font-size:10px;letter-spacing:.1em;font-weight:700}
    .nav-links{display:flex;align-items:center;gap:6px;flex:1;overflow-x:auto}.nav-links::-webkit-scrollbar{height:0}
    .nav-links a{display:flex;align-items:center;gap:7px;padding:10px 12px;border-radius:10px;color:#53647a;font-size:13px;font-weight:800;white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{color:var(--blue);background:#edf4ff}.nav-links a.active{box-shadow:inset 0 -2px 0 var(--blue)}
    .nav-cta{display:flex;align-items:center;gap:10px}.nav-search{width:42px;height:42px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--ink-soft);cursor:pointer}.nav-search:hover{color:var(--blue);border-color:var(--blue)}
    .mobile-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:23px}
    .page-hero{position:relative;padding:82px 0 74px;background:#0b244b url("/assets/images/backpic/back-2.webp") center/cover no-repeat;color:#fff;isolation:isolate}
    .page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(5,24,58,.94),rgba(9,48,94,.78) 57%,rgba(8,37,76,.53));z-index:-1}
    .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
    .page-hero .eyebrow{color:#7be7ef}.page-hero h1{font-size:clamp(42px,6vw,72px);line-height:1.12;letter-spacing:-.06em;margin:18px 0}
    .hero-lead{max-width:690px;color:#d9e8ff;font-size:19px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 24px}.page-hero .btn-light{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.3);color:#fff}.page-hero .btn-light:hover{background:#fff;color:var(--blue)}
    .hero-points{display:flex;flex-wrap:wrap;gap:18px;color:#c7daf6;font-size:14px}.hero-points span{display:flex;align-items:center;gap:8px}.hero-points i{color:#76e1ce}
    .lead-form{padding:25px;border:1px solid rgba(255,255,255,.2);border-radius:24px;background:rgba(255,255,255,.12);backdrop-filter:blur(14px);box-shadow:0 22px 55px rgba(0,0,0,.2)}
    .lead-form h3{font-size:22px;margin:0 0 5px}.lead-form p{color:#cad9ed;font-size:14px;margin:0 0 18px}.form-row{display:flex;gap:8px;padding:7px;background:#fff;border-radius:13px}.form-row input{min-width:0;flex:1;border:0;box-shadow:none;padding:0 10px;color:var(--ink)}.form-row .btn{min-height:42px;padding:0 16px}
    .form-note{display:flex;gap:8px;align-items:center;color:#bad0ed;font-size:12px;margin-top:14px}.form-note i{color:#76e1ce}
    .metric-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:24px}.metric{padding:14px 12px;border-top:1px solid rgba(255,255,255,.22)}.metric strong{display:block;font-size:26px;line-height:1.2}.metric span{font-size:12px;color:#b6cbea}
    .feature-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}.feature-card,.panel,.quote-card,.faq-item,.schedule-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
    .feature-card{padding:28px;min-height:210px;position:relative;overflow:hidden}.feature-card.large{background:linear-gradient(135deg,#eaf3ff,#fff);padding:34px}.feature-card i{font-size:25px;color:var(--blue);margin-bottom:18px}.feature-card h3{font-size:22px;margin:0 0 9px}.feature-card p{color:var(--ink-soft);margin:0}.feature-card.large:after{content:"";position:absolute;width:150px;height:150px;border:25px solid rgba(32,200,217,.12);border-radius:50%;right:-35px;bottom:-45px}
    .split{display:grid;grid-template-columns:.92fr 1.08fr;gap:54px;align-items:center}.split.reverse{grid-template-columns:1.08fr .92fr}.visual{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);position:relative}.visual img{width:100%;height:370px;object-fit:cover}.visual-badge{position:absolute;left:22px;bottom:20px;padding:13px 16px;border-radius:13px;background:rgba(255,255,255,.94);box-shadow:var(--shadow-sm);font-weight:800}.visual-badge small{display:block;color:var(--ink-soft);font-weight:500;font-size:12px}
    .copy h2{font-size:clamp(28px,4vw,44px);line-height:1.25;margin:12px 0 15px;letter-spacing:-.04em}.copy p{color:var(--ink-soft);font-size:17px}.check-list{list-style:none;margin:22px 0;padding:0}.check-list li{display:flex;gap:12px;margin:12px 0;color:#334b68}.check-list i{color:var(--green);margin-top:6px}
    .schedule-wrap{background:#102c56;color:#fff;border-radius:28px;padding:34px}.schedule-wrap .section-head p{color:#b8cbea}.schedule-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.schedule-card{padding:20px;color:var(--ink);border:0}.schedule-card .date{font-size:12px;color:var(--blue);font-weight:900}.match{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:13px 0;font-weight:900}.match span{font-size:14px}.match strong{font-size:18px}.schedule-card small{color:var(--ink-soft)}
    .insight-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.insight-card{display:grid;grid-template-columns:150px 1fr;gap:20px;padding:18px;background:#fff;border:1px solid var(--line);border-radius:18px}.insight-card img{width:150px;height:125px;object-fit:cover;border-radius:13px}.insight-card h3{font-size:18px;line-height:1.4;margin:8px 0}.insight-card p{color:var(--ink-soft);font-size:14px;margin:0}.read-more{color:var(--blue);font-size:13px;font-weight:800}
    .data-band{background:#eaf3ff}.data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.data-item{padding:22px 0;border-right:1px solid #cbdced}.data-item:last-child{border:0}.data-item strong{display:block;font-size:36px;color:var(--blue);line-height:1.2}.data-item span{color:var(--ink-soft);font-size:14px}
    .quote-card{padding:31px;display:flex;align-items:center;gap:20px;background:#fff}.quote-avatar{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:#dff8f2;color:#087854;font-weight:900;flex:none}.quote-card p{font-size:18px;margin:0 0 7px}.quote-card span:last-child{font-size:13px;color:var(--ink-soft)}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.faq-item{padding:20px 22px}.faq-q{display:flex;justify-content:space-between;gap:18px;font-weight:900;cursor:pointer}.faq-q i{color:var(--blue);transition:transform .25s}.faq-a{display:none;color:var(--ink-soft);font-size:14px;padding-top:12px}.faq-item.open .faq-a{display:block}.faq-item.open .faq-q i{transform:rotate(45deg)}
    .cta{padding:42px;border-radius:28px;background:linear-gradient(120deg,#1769e0,#0b3d91);color:#fff;display:flex;justify-content:space-between;align-items:center;gap:30px;box-shadow:var(--shadow)}.cta h2{font-size:clamp(27px,4vw,42px);margin:0 0 8px}.cta p{color:#d5e6ff;margin:0}.cta .btn-light{color:var(--blue);border:0}
    footer{background:#0b1e3a;color:#d8e5f5;padding:52px 0 96px}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:35px}.footer-brand{font-size:24px;font-weight:900;color:#fff}.footer-desc{color:#9fb4d0;max-width:330px;font-size:14px}.footer-title{color:#fff;font-weight:900;margin-bottom:13px}.footer-links{display:grid;gap:8px;color:#9fb4d0;font-size:14px}.footer-links a:hover{color:#72e5ed}.footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.13);margin-top:35px;padding-top:22px;color:#8ca4c2;font-size:13px}.footer-bottom a{color:#b9cce5}.floating-cta{position:fixed;z-index:30;bottom:18px;right:22px;display:flex;align-items:center;gap:13px;padding:10px 12px 10px 18px;border-radius:999px;background:#fff;box-shadow:0 12px 35px rgba(15,48,91,.22);border:1px solid var(--line);font-size:14px;font-weight:800}.floating-cta .btn{min-height:40px;padding:0 16px;border-radius:999px}
    @media(max-width:1024px){.nav-cta .btn{display:none}.hero-grid,.split,.split.reverse{grid-template-columns:1fr 1fr;gap:30px}.feature-grid{grid-template-columns:1fr 1fr}.feature-card.large{grid-column:span 2}.data-grid{grid-template-columns:repeat(2,1fr)}.data-item:nth-child(2){border:0}}
    @media(max-width:768px){.container{width:min(var(--max),calc(100% - 28px))}.site-header{padding:10px 0}.nav-shell{padding:11px 14px}.brand{min-width:0;flex:1}.brand-sub{display:none}.mobile-toggle{display:block}.nav-links{display:none;position:absolute;top:72px;left:14px;right:14px;padding:10px;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow)}.nav-links.open{display:flex}.nav-links a{padding:12px}.nav-cta{display:none}.page-hero{padding:62px 0}.hero-grid,.split,.split.reverse{grid-template-columns:1fr}.lead-form{max-width:600px}.section{padding:65px 0}.schedule-grid,.insight-grid,.faq-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.visual img{height:300px}.cta{display:block;padding:30px}.cta .btn{margin-top:22px}}
    @media(max-width:520px){.page-hero h1{font-size:43px}.hero-lead{font-size:16px}.hero-actions,.hero-actions .btn{width:100%}.hero-actions .btn{white-space:normal}.feature-grid{grid-template-columns:1fr}.feature-card.large{grid-column:auto}.metric-row{grid-template-columns:1fr 1fr}.metric:last-child{grid-column:span 2}.data-grid{grid-template-columns:1fr 1fr}.data-item{border:0!important}.insight-card{grid-template-columns:1fr}.insight-card img{width:100%;height:180px}.footer-grid{grid-template-columns:1fr}.floating-cta{left:14px;right:14px;justify-content:space-between}.form-row{display:block;background:transparent;padding:0}.form-row input{width:100%;height:46px;border-radius:11px;margin-bottom:8px;padding:0 12px}.form-row .btn{width:100%}}

/* roulang page: category3 */
:root{--ink:#11233d;--ink-soft:#5e6d82;--paper:#f5f8fc;--white:#fff;--line:#dfe7f0;--blue:#1769e0;--blue-deep:#0b3d91;--cyan:#20c8d9;--orange:#ff8b3d;--green:#19a879;--shadow:0 18px 48px rgba(23,50,91,.12);--shadow-sm:0 8px 24px rgba(23,50,91,.08);--radius:22px;--radius-sm:14px;--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}a{text-decoration:none;color:inherit;transition:.25s ease}img{display:block;max-width:100%;width:100%;object-fit:cover}button,input{font:inherit}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(32,200,217,.5);outline-offset:3px}.container{width:min(var(--max),calc(100% - 40px));margin:auto}.section{padding:88px 0}.section-tight{padding:58px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.1em}.eyebrow:before{content:"";width:28px;height:3px;background:var(--cyan);border-radius:4px}.section-head{max-width:740px;margin-bottom:34px}.section-head h2{font-size:clamp(28px,4vw,44px);line-height:1.25;margin:10px 0 13px;letter-spacing:-.04em}.section-head p{color:var(--ink-soft);font-size:17px;margin:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 22px;border-radius:12px;border:1px solid transparent;font-weight:800;cursor:pointer;white-space:nowrap}.btn-primary{background:var(--blue);color:#fff;box-shadow:0 10px 22px rgba(23,105,224,.22)}.btn-primary:hover{background:var(--blue-deep);transform:translateY(-2px)}.btn-light{background:#fff;color:var(--ink);border-color:var(--line)}.btn-light:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}.btn-orange{background:var(--orange);color:#fff}.btn-orange:hover{background:#e96d25;transform:translateY(-2px)}.tag{display:inline-flex;align-items:center;padding:5px 11px;border-radius:999px;background:#e9f1ff;color:var(--blue);font-size:12px;font-weight:800}.tag.orange{background:#fff0e5;color:#b85a19}.tag.green{background:#e3f8f0;color:#087854}
.site-header{position:relative;z-index:20;padding:18px 0;background:#eef4fb}.nav-shell{display:flex;align-items:center;gap:18px;padding:12px 16px 12px 22px;background:rgba(255,255,255,.92);border:1px solid #d6e1ef;border-radius:18px;box-shadow:0 8px 28px rgba(22,61,111,.07)}.brand{display:flex;align-items:center;gap:11px;min-width:190px}.brand-mark{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,var(--blue),var(--cyan));font-size:19px;box-shadow:0 8px 16px rgba(23,105,224,.22)}.brand-name{font-size:21px;font-weight:900;letter-spacing:-.06em}.brand-sub{display:block;color:var(--ink-soft);font-size:10px;letter-spacing:.1em;font-weight:700}.nav-links{display:flex;align-items:center;gap:6px;flex:1;overflow-x:auto}.nav-links::-webkit-scrollbar{height:0}.nav-links a{display:flex;align-items:center;gap:7px;padding:10px 12px;border-radius:10px;color:#53647a;font-size:13px;font-weight:800;white-space:nowrap}.nav-links a:hover,.nav-links a.active{color:var(--blue);background:#edf4ff}.nav-links a.active{box-shadow:inset 0 -2px 0 var(--blue)}.nav-cta{display:flex;align-items:center;gap:10px}.nav-search{width:42px;height:42px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--ink-soft);cursor:pointer}.nav-search:hover{color:var(--blue);border-color:var(--blue)}.mobile-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:23px}
.page-hero{position:relative;min-height:485px;padding:78px 0;background:#0b244b url("/assets/images/backpic/back-2.webp") center/cover no-repeat;color:#fff;isolation:isolate}.page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,24,57,.94),rgba(7,39,85,.72) 56%,rgba(8,35,76,.38));z-index:-1}.page-hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:65px;align-items:center}.page-hero h1{font-size:clamp(42px,6vw,70px);line-height:1.12;letter-spacing:-.06em;margin:18px 0}.page-hero p{max-width:650px;color:#d7e7fd;font-size:18px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.page-hero .eyebrow{color:#7be7ef}.hero-board{padding:24px;border:1px solid rgba(255,255,255,.2);border-radius:24px;background:rgba(255,255,255,.1);backdrop-filter:blur(12px);box-shadow:0 22px 55px rgba(0,0,0,.2)}.hero-board h3{margin:0 0 5px;font-size:21px}.hero-board p{font-size:14px;margin:0 0 18px;color:#cbdcf2}.match-row{display:flex;align-items:center;justify-content:space-between;padding:15px 0;border-top:1px solid rgba(255,255,255,.16)}.match-row strong{display:block;color:#fff}.match-row small{color:#b7cae4}.match-time{color:#7be7ef;font-weight:800;font-size:13px}.stat-strip{background:#fff;border-bottom:1px solid var(--line)}.strip-grid{display:grid;grid-template-columns:repeat(4,1fr)}.strip-item{padding:24px 22px;border-right:1px solid var(--line)}.strip-item:last-child{border:0}.strip-item strong{display:block;font-size:27px;line-height:1.2;color:var(--blue)}.strip-item span{color:var(--ink-soft);font-size:13px}
.intro-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:62px;align-items:center}.intro-image{position:relative}.intro-image img{height:410px;border-radius:var(--radius);box-shadow:var(--shadow)}.image-note{position:absolute;right:-18px;bottom:22px;background:#fff;border-radius:15px;padding:16px 18px;box-shadow:var(--shadow-sm);max-width:190px;font-weight:800}.image-note i{color:var(--orange);margin-right:7px}.intro-copy h2{font-size:clamp(29px,4vw,45px);line-height:1.3;margin:13px 0}.intro-copy p{color:var(--ink-soft);font-size:17px}.check-list{display:grid;grid-template-columns:1fr 1fr;gap:13px 22px;padding:0;margin:25px 0 0;list-style:none}.check-list li{display:flex;gap:10px;align-items:flex-start;font-weight:700}.check-list i{color:var(--green);margin-top:6px}
.feature-section{background:#edf4fb}.feature-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}.feature-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:27px;box-shadow:var(--shadow-sm);transition:.25s}.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.feature-card.large{display:grid;grid-template-columns:1fr .8fr;gap:25px;align-items:center}.feature-card img{height:190px;border-radius:16px}.feature-card.large img{height:260px}.feature-card h3{font-size:23px;margin:14px 0 7px}.feature-card p{color:var(--ink-soft);margin:0}.icon-box{width:47px;height:47px;border-radius:14px;display:grid;place-items:center;background:#e9f1ff;color:var(--blue);font-size:20px}.side-stack{display:grid;gap:20px}.side-stack .feature-card{min-height:181px}
.schedule{background:#fff}.schedule-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;align-items:start}.date-panel{padding:28px;border-radius:var(--radius);background:#102c55;color:#fff}.date-panel h3{font-size:24px;margin:0 0 8px}.date-panel p{color:#c6d9f3}.date-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:24px 0}.date-tab{padding:10px 5px;border:1px solid rgba(255,255,255,.18);border-radius:10px;text-align:center;color:#bcd0eb;font-size:12px}.date-tab.active{background:var(--cyan);color:#082343;border-color:var(--cyan);font-weight:800}.schedule-list{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.schedule-item{display:grid;grid-template-columns:105px 1fr auto;gap:18px;align-items:center;padding:20px 23px;border-bottom:1px solid var(--line)}.schedule-item:last-child{border:0}.schedule-item time{color:var(--blue);font-weight:900}.schedule-item strong{display:block}.schedule-item span{font-size:13px;color:var(--ink-soft)}.schedule-item .tag{justify-self:end}
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.scene-card{padding:25px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);box-shadow:var(--shadow-sm)}.scene-card:nth-child(2){margin-top:26px}.scene-card:nth-child(3){margin-top:52px}.scene-card i{font-size:28px;color:var(--orange)}.scene-card h3{font-size:20px;margin:16px 0 8px}.scene-card p{color:var(--ink-soft);margin:0}
.process-section{background:#102c55;color:#fff}.process-section .section-head p{color:#c2d6f1}.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}.process-item{position:relative;padding:24px 24px 18px;border-top:1px solid rgba(255,255,255,.22)}.process-item:not(:last-child):after{content:"→";position:absolute;right:-8px;top:18px;color:var(--cyan);font-size:24px}.process-number{color:var(--cyan);font-size:13px;font-weight:900}.process-item h3{font-size:20px;margin:13px 0 6px}.process-item p{color:#bcd0eb;font-size:14px;margin:0}
.proof-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;align-items:stretch}.quote-card{padding:30px;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--line);display:flex;flex-direction:column;justify-content:space-between}.quote-card blockquote{font-size:22px;line-height:1.55;font-weight:800;margin:0}.quote-card footer{display:flex;align-items:center;gap:10px;color:var(--ink-soft);font-size:14px;margin-top:30px}.quote-avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:#d9f5f2;color:#087854;font-weight:900}.proof-points{display:grid;grid-template-columns:1fr 1fr;gap:18px}.proof-point{padding:23px;background:#edf4fb;border-radius:18px}.proof-point strong{font-size:30px;color:var(--blue);display:block}.proof-point span{color:var(--ink-soft);font-size:14px}
.faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:50px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;padding:0 20px}.faq-list details[open]{border-color:#a9c9f7;box-shadow:var(--shadow-sm)}.faq-list summary{padding:18px 2px;font-weight:800;cursor:pointer;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";float:right;color:var(--blue);font-size:22px}.faq-list details[open] summary:after{content:"−"}.faq-answer{padding:0 2px 18px;color:var(--ink-soft);font-size:14px}
.cta{padding:64px 0;background:linear-gradient(105deg,#1769e0,#0b3d91);color:#fff}.cta-box{display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{font-size:clamp(28px,4vw,43px);margin:0 0 8px}.cta p{color:#d7e8ff;margin:0;max-width:680px}.cta .btn-light{border:0}.site-footer{padding:52px 0 26px;background:#0b1d36;color:#c8d8eb}.footer-top{display:flex;justify-content:space-between;gap:35px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.14)}.footer-brand{color:#fff;font-size:24px;font-weight:900}.footer-brand p{font-size:13px;color:#91a8c5;font-weight:400;max-width:400px;margin:8px 0}.footer-links{display:flex;gap:22px;align-items:center;flex-wrap:wrap;font-size:14px}.footer-links a:hover{color:var(--cyan)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:22px;color:#8ea4bf;font-size:12px}.fixed-reminder{position:fixed;right:22px;bottom:22px;z-index:15;display:flex;align-items:center;gap:10px;padding:12px 16px;background:var(--orange);color:#fff;border-radius:999px;box-shadow:0 12px 28px rgba(233,109,37,.3);font-weight:800}.fixed-reminder:hover{background:#e96d25;transform:translateY(-2px)}
@media(max-width:1024px){.nav-links a{padding:9px 8px}.nav-cta .btn{display:none}.page-hero-grid{gap:35px}.feature-card.large{grid-template-columns:1fr}.feature-card.large img{height:210px}}
@media(max-width:768px){.container{width:min(var(--max),calc(100% - 28px))}.site-header{padding:10px 0}.nav-shell{padding:10px 14px}.brand{min-width:0;flex:1}.mobile-toggle{display:block}.nav-links{display:none;position:absolute;left:14px;right:14px;top:72px;padding:10px;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{justify-content:flex-start}.nav-cta{display:none}.page-hero{padding:65px 0;min-height:0}.page-hero-grid,.intro-grid,.schedule-layout,.proof-grid,.faq-grid{grid-template-columns:1fr}.hero-board{margin-top:10px}.strip-grid{grid-template-columns:1fr 1fr}.strip-item:nth-child(2){border-right:0}.strip-item:nth-child(-n+2){border-bottom:1px solid var(--line)}.section{padding:64px 0}.intro-image img{height:300px}.feature-grid{grid-template-columns:1fr}.scene-grid{grid-template-columns:1fr}.scene-card:nth-child(2),.scene-card:nth-child(3){margin-top:0}.process-grid{grid-template-columns:1fr 1fr;gap:18px}.process-item:not(:last-child):after{display:none}.cta-box{align-items:flex-start;flex-direction:column}.footer-top{flex-direction:column}}
@media(max-width:520px){.page-hero h1{font-size:42px}.hero-actions .btn{width:100%}.check-list{grid-template-columns:1fr}.schedule-item{grid-template-columns:70px 1fr;gap:10px;padding:17px}.schedule-item .tag{grid-column:2;justify-self:start}.proof-points{grid-template-columns:1fr}.process-grid{grid-template-columns:1fr}.fixed-reminder{right:12px;bottom:12px;font-size:13px}.fixed-reminder span{display:none}.strip-item{padding:18px 13px}}

/* roulang page: category1 */
:root{
      --ink:#11233d;
      --ink-soft:#5e6d82;
      --paper:#f5f8fc;
      --white:#fff;
      --line:#dfe7f0;
      --blue:#1769e0;
      --blue-deep:#0b3d91;
      --cyan:#20c8d9;
      --orange:#ff8b3d;
      --green:#19a879;
      --shadow:0 18px 48px rgba(23,50,91,.12);
      --shadow-sm:0 8px 24px rgba(23,50,91,.08);
      --radius:22px;
      --radius-sm:14px;
      --max:1240px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
    a{color:inherit;text-decoration:none;transition:all .25s ease}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(32,200,217,.48);outline-offset:3px}
    .container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";display:inline-block;width:28px;height:3px;background:var(--cyan);border-radius:4px}
    .section{padding:88px 0}
    .section-tight{padding:62px 0}
    .section-head{max-width:750px;margin-bottom:36px}
    .section-head h2{font-size:clamp(28px,4vw,46px);line-height:1.2;margin:12px 0 14px;letter-spacing:-.04em}
    .section-head p{color:var(--ink-soft);font-size:17px;margin:0}
    .text-muted{color:var(--ink-soft)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 22px;border-radius:12px;border:1px solid transparent;font-weight:800;cursor:pointer;white-space:nowrap}
    .btn-primary{color:#fff;background:var(--blue);box-shadow:0 10px 22px rgba(23,105,224,.22)}
    .btn-primary:hover{background:var(--blue-deep);transform:translateY(-2px);box-shadow:0 14px 28px rgba(23,105,224,.28)}
    .btn-light{color:var(--ink);background:#fff;border-color:var(--line)}
    .btn-light:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}
    .btn-orange{color:#fff;background:var(--orange)}
    .btn-orange:hover{background:#e96d25;transform:translateY(-2px)}
    .tag{display:inline-flex;align-items:center;padding:5px 11px;border-radius:999px;color:var(--blue);background:#e9f1ff;font-size:12px;font-weight:800}
    .tag.orange{color:#b85a19;background:#fff0e5}
    .tag.green{color:#087854;background:#e3f8f0}
    .site-header{position:relative;z-index:20;padding:18px 0;background:#eef4fb}
    .nav-shell{display:flex;align-items:center;gap:18px;padding:12px 16px 12px 22px;background:rgba(255,255,255,.9);border:1px solid rgba(214,225,239,.9);border-radius:18px;box-shadow:0 8px 28px rgba(22,61,111,.07)}
    .brand{display:flex;align-items:center;gap:11px;min-width:190px}
    .brand-mark{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,var(--blue),var(--cyan));font-size:19px;box-shadow:0 8px 16px rgba(23,105,224,.22)}
    .brand-name{font-size:21px;font-weight:900;letter-spacing:-.06em}
    .brand-sub{display:block;color:var(--ink-soft);font-size:10px;letter-spacing:.1em;font-weight:700}
    .nav-links{display:flex;align-items:center;gap:6px;flex:1;overflow-x:auto}
    .nav-links::-webkit-scrollbar{height:0}
    .nav-links a{display:flex;align-items:center;gap:7px;padding:10px 12px;border-radius:10px;color:#53647a;font-size:13px;font-weight:800;white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{color:var(--blue);background:#edf4ff}
    .nav-links a.active{box-shadow:inset 0 -2px 0 var(--blue)}
    .nav-cta{display:flex;align-items:center;gap:10px}
    .nav-search{width:42px;height:42px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--ink-soft);cursor:pointer}
    .nav-search:hover{color:var(--blue);border-color:var(--blue)}
    .mobile-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:23px}
    .hero{position:relative;padding:76px 0 62px;background:#0b244b url("/assets/images/backpic/back-2.webp") center/cover no-repeat;color:#fff;isolation:isolate}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,22,54,.94),rgba(7,36,80,.78) 55%,rgba(5,33,74,.48));z-index:-1}
    .hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:46px;align-items:center}
    .hero-copy{max-width:680px}
    .hero .eyebrow{color:#7be7ef}
    .hero h1{font-size:clamp(42px,6vw,72px);line-height:1.12;margin:18px 0 18px;letter-spacing:-.06em}
    .hero-lead{color:#d9e8ff;font-size:18px;line-height:1.85;margin:0;max-width:650px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0}
    .hero .btn-light{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.32);color:#fff}
    .hero .btn-light:hover{background:#fff;color:var(--blue)}
    .hero-points{display:flex;flex-wrap:wrap;gap:18px;color:#c7daf6;font-size:14px}
    .hero-points span{display:flex;align-items:center;gap:8px}
    .hero-points i{color:#76e1ce}
    .bento{display:grid;grid-template-columns:1.1fr .9fr;grid-template-rows:1fr 1fr;gap:12px}
    .bento-card{min-height:148px;padding:22px;border:1px solid rgba(255,255,255,.19);border-radius:20px;background:rgba(255,255,255,.12);backdrop-filter:blur(12px);box-shadow:0 18px 42px rgba(0,0,0,.15)}
    .bento-card.large{grid-row:span 2;display:flex;flex-direction:column;justify-content:space-between;background:rgba(9,47,103,.7)}
    .bento-card i{font-size:22px;color:#7be7ef;margin-bottom:18px}
    .bento-card strong{display:block;font-size:30px;line-height:1.2;color:#fff}
    .bento-card span{display:block;color:#c4d8f5;font-size:13px;margin-top:5px}
    .bento-card h3{font-size:19px;margin:0 0 8px}
    .match-mini{margin-top:20px;padding:14px 0;border-top:1px solid rgba(255,255,255,.18)}
    .match-mini div{display:flex;justify-content:space-between;align-items:center;color:#e8f3ff;font-size:14px}
    .match-mini b{color:#7be7ef;font-size:20px}
    .stats{background:#fff;border-bottom:1px solid var(--line)}
    .stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
    .stat{padding:28px 24px;border-right:1px solid var(--line)}
    .stat:last-child{border:0}
    .stat strong{display:block;font-size:34px;line-height:1.2;color:var(--blue)}
    .stat span{color:var(--ink-soft);font-size:14px}
    .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .feature-card{padding:28px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:.25s}
    .feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
    .feature-icon{width:48px;height:48px;border-radius:15px;display:grid;place-items:center;color:var(--blue);background:#eaf2ff;font-size:20px;margin-bottom:21px}
    .feature-card:nth-child(2) .feature-icon{color:#b85a19;background:#fff0e5}
    .feature-card:nth-child(3) .feature-icon{color:#087854;background:#e3f8f0}
    .feature-card h3{font-size:21px;margin:0 0 8px}
    .feature-card p{margin:0;color:var(--ink-soft);font-size:15px}
    .dark-section{background:#0d2855;color:#fff}
    .dark-section .section-head p{color:#b8cbe7}
    .schedule-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;align-items:stretch}
    .schedule-intro{padding:32px;border-radius:var(--radius);background:linear-gradient(145deg,#174d9c,#0e316d);border:1px solid rgba(255,255,255,.14)}
    .schedule-intro h2{font-size:35px;line-height:1.25;margin:14px 0}
    .schedule-intro p{color:#c8d9f1}
    .schedule-list{display:grid;gap:10px}
    .game-row{display:grid;grid-template-columns:92px 1fr 120px auto;align-items:center;gap:17px;padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:16px;color:var(--ink);transition:.2s}
    .game-row:hover{border-color:#a9c9f5;transform:translateX(4px)}
    .game-time{font-weight:900;color:var(--blue);font-size:14px}
    .game-teams strong{display:block;font-size:16px}
    .game-teams span{display:block;color:var(--ink-soft);font-size:12px}
    .game-status{color:var(--green);font-size:13px;font-weight:800}
    .image-story{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}
    .story-image{position:relative;min-height:360px;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
    .story-image img{width:100%;height:100%;object-fit:cover}
    .story-image:after{content:"腾讯体育 · 关键时刻";position:absolute;left:20px;bottom:18px;padding:7px 12px;border-radius:9px;color:#fff;background:rgba(8,30,65,.72);font-size:12px;font-weight:800}
    .story-copy{padding:8px 12px}
    .story-copy h2{font-size:clamp(28px,4vw,43px);line-height:1.25;margin:13px 0}
    .story-copy p{color:var(--ink-soft);font-size:16px}
    .check-list{list-style:none;margin:24px 0;padding:0}
    .check-list li{display:flex;gap:12px;align-items:flex-start;margin:13px 0;color:#354a64}
    .check-list i{color:var(--green);margin-top:6px}
    .split-panel{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}
    .info-panel{padding:32px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
    .info-panel h3{margin:0 0 12px;font-size:25px}
    .info-panel p{color:var(--ink-soft);margin-top:0}
    .info-list{display:grid;gap:12px;margin-top:22px}
    .info-list div{display:flex;align-items:center;gap:13px;padding:13px 14px;border-radius:12px;background:#f5f8fc}
    .info-list i{width:28px;color:var(--blue);text-align:center}
    .trust-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}
    .quote-card{padding:36px;background:#fff;border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow-sm)}
    .quote-card blockquote{font-size:25px;line-height:1.55;margin:0 0 25px;font-weight:800;letter-spacing:-.03em}
    .quote-card footer{display:flex;align-items:center;gap:12px;color:var(--ink-soft);font-size:14px}
    .quote-avatar{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;color:#fff;background:var(--blue);font-weight:900}
    .trust-points{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .trust-item{padding:24px;background:#eaf2ff;border-radius:18px}
    .trust-item:nth-child(2){background:#fff0e5}
    .trust-item:nth-child(3){background:#e3f8f0}
    .trust-item:nth-child(4){background:#fff}
    .trust-item strong{display:block;font-size:26px;color:var(--blue)}
    .trust-item span{font-size:13px;color:var(--ink-soft)}
    .faq-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:45px}
    .faq-wrap h2{font-size:38px;line-height:1.25;margin:12px 0}
    .faq-list{display:grid;gap:10px}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:15px;overflow:hidden}
    .faq-item button{width:100%;padding:20px 22px;border:0;background:#fff;color:var(--ink);display:flex;justify-content:space-between;text-align:left;font-weight:800;cursor:pointer}
    .faq-item button i{color:var(--blue);transition:.2s}
    .faq-answer{display:none;padding:0 22px 20px;color:var(--ink-soft);font-size:15px}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open button i{transform:rotate(45deg)}
    .cta{padding:54px 0;background:#122f63;color:#fff}
    .cta-box{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:clamp(27px,4vw,42px);line-height:1.25;margin:10px 0}
    .cta p{color:#bdd0ed;margin:0;max-width:690px}
    .cta-actions{display:flex;gap:10px;flex-wrap:wrap}
    .cta .btn-light{background:#fff;color:var(--blue)}
    footer.site-footer{padding:42px 0 86px;background:#091a35;color:#a9bdd9}
    .footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:30px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.12)}
    .footer-brand{color:#fff;font-size:24px;font-weight:900;margin-bottom:10px}
    .footer-col h3{color:#fff;font-size:15px;margin:0 0 12px}
    .footer-col a{display:block;color:#a9bdd9;font-size:13px;margin:7px 0}
    .footer-col a:hover{color:#70e4ec}
    .footer-note{font-size:13px;max-width:320px}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:22px;font-size:12px}
    .fixed-bar{position:fixed;z-index:30;left:0;right:0;bottom:0;padding:11px 20px;background:rgba(9,26,53,.94);backdrop-filter:blur(12px);color:#fff;box-shadow:0 -8px 25px rgba(0,0,0,.14)}
    .fixed-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;width:min(var(--max),100%);margin:0 auto}
    .fixed-inner span{font-size:14px;color:#d7e6fa}
    @media(max-width:1024px){
      .nav-shell{gap:10px}.brand{min-width:165px}.nav-links a{padding:9px 8px;font-size:12px}.nav-cta .btn{padding:0 14px}
      .hero-grid,.schedule-layout,.trust-grid,.faq-wrap{grid-template-columns:1fr}
      .hero{padding:70px 0}.bento{max-width:700px}
      .image-story,.split-panel{grid-template-columns:1fr}
    }
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 28px))}
      .site-header{padding:10px 0}.nav-shell{padding:10px 13px}.brand{flex:1}
      .mobile-toggle{display:block}.nav-links{display:none;position:absolute;top:74px;left:14px;right:14px;padding:12px;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
      .nav-links.show{display:flex}.nav-links a{padding:12px}.nav-cta .btn,.nav-search{display:none}
      .hero h1{font-size:44px}.hero-lead{font-size:16px}.section{padding:64px 0}
      .feature-grid{grid-template-columns:1fr}.stats-grid{grid-template-columns:1fr 1fr}.stat{border-bottom:1px solid var(--line)}
      .game-row{grid-template-columns:72px 1fr auto;gap:10px}.game-status{display:none}
      .cta-box{display:block}.cta-actions{margin-top:24px}.footer-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:520px){
      .brand-name{font-size:19px}.brand-sub{font-size:8px}.hero{padding:55px 0}.hero h1{font-size:38px}
      .bento{grid-template-columns:1fr}.bento-card.large{grid-row:auto}.bento-card{min-height:125px}
      .stats-grid{grid-template-columns:1fr 1fr}.stat{padding:20px 13px}.stat strong{font-size:27px}
      .section-head h2,.story-copy h2{font-size:30px}.image-story{gap:18px}.story-image{min-height:250px}
      .trust-points{grid-template-columns:1fr 1fr}.trust-item{padding:18px 14px}
      .footer-grid{grid-template-columns:1fr}.fixed-inner span{font-size:12px}.fixed-inner .btn{min-height:40px;padding:0 13px;font-size:12px}
    }

/* roulang page: category4 */
:root{
      --ink:#11233d;--ink-soft:#5e6d82;--paper:#f5f8fc;--white:#fff;--line:#dfe7f0;
      --blue:#1769e0;--blue-deep:#0b3d91;--cyan:#20c8d9;--orange:#ff8b3d;--green:#19a879;
      --shadow:0 18px 48px rgba(23,50,91,.12);--shadow-sm:0 8px 24px rgba(23,50,91,.08);
      --radius:22px;--radius-sm:14px;--max:1240px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
    a{color:inherit;text-decoration:none;transition:all .25s ease}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(32,200,217,.48);outline-offset:3px}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3{font-weight:900;letter-spacing:-.045em;line-height:1.25}
    h2{font-size:clamp(28px,3.5vw,45px);margin-bottom:16px}
    h3{font-size:21px;margin-bottom:10px}
    .container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
    .section{padding:88px 0}
    .section-tight{padding:62px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";width:28px;height:3px;border-radius:4px;background:var(--cyan)}
    .section-head{max-width:760px;margin-bottom:36px}
    .section-head p{margin:0;color:var(--ink-soft);font-size:17px}
    .text-muted{color:var(--ink-soft)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 22px;border-radius:12px;border:1px solid transparent;font-weight:800;white-space:nowrap;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease}
    .btn-primary{color:#fff;background:var(--blue);box-shadow:0 10px 22px rgba(23,105,224,.22)}
    .btn-primary:hover{background:var(--blue-deep);color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(23,105,224,.28)}
    .btn-light{color:var(--ink);background:#fff;border-color:var(--line)}
    .btn-light:hover{color:var(--blue);border-color:var(--blue);transform:translateY(-2px)}
    .btn-orange{color:#fff;background:var(--orange);box-shadow:0 10px 22px rgba(255,139,61,.22)}
    .btn-orange:hover{color:#fff;background:#e96d25;transform:translateY(-2px)}
    .tag{display:inline-flex;align-items:center;padding:5px 11px;border-radius:999px;color:var(--blue);background:#e9f1ff;font-size:12px;font-weight:800}
    .tag.orange{color:#b85a19;background:#fff0e5}
    .tag.green{color:#087854;background:#e3f8f0}
    .site-header{position:relative;z-index:20;padding:18px 0;background:#eef4fb}
    .nav-shell{display:flex;align-items:center;gap:18px;padding:12px 16px 12px 22px;background:rgba(255,255,255,.9);border:1px solid rgba(214,225,239,.9);border-radius:18px;box-shadow:0 8px 28px rgba(22,61,111,.07)}
    .brand{display:flex;align-items:center;gap:11px;min-width:190px}
    .brand-mark{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,var(--blue),var(--cyan));font-size:19px;box-shadow:0 8px 16px rgba(23,105,224,.22)}
    .brand-name{display:block;font-size:21px;font-weight:900;letter-spacing:-.06em}
    .brand-sub{display:block;color:var(--ink-soft);font-size:10px;letter-spacing:.1em;font-weight:700}
    .nav-links{display:flex;align-items:center;gap:6px;flex:1;overflow-x:auto}
    .nav-links::-webkit-scrollbar{height:0}
    .nav-links a{display:flex;align-items:center;gap:7px;padding:10px 12px;border-radius:10px;color:#53647a;font-size:13px;font-weight:800;white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{color:var(--blue);background:#edf4ff}
    .nav-links a.active{box-shadow:inset 0 -2px 0 var(--blue)}
    .nav-cta{display:flex;align-items:center;gap:10px}
    .nav-search{width:42px;height:42px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--ink-soft)}
    .nav-search:hover{color:var(--blue);border-color:var(--blue)}
    .mobile-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:23px}
    .hero{position:relative;background:#0b244b;color:#fff;overflow:hidden;isolation:isolate}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(112deg,rgba(5,26,62,.98) 8%,rgba(9,53,110,.91) 51%,rgba(8,31,70,.76));z-index:-1}
    .hero:after{content:"";position:absolute;inset:0;z-index:-2;background:url("/assets/images/backpic/back-2.webp") center/cover no-repeat;opacity:.42}
    .category-hero{padding:68px 0 78px}
    .hero-grid{display:grid;grid-template-columns:.78fr 1.2fr .78fr;gap:25px;align-items:center}
    .hero-side{display:grid;gap:14px}
    .hero-value{padding:19px;border:1px solid rgba(192,225,255,.2);background:rgba(255,255,255,.08);border-radius:var(--radius-sm);backdrop-filter:blur(8px)}
    .hero-value i{display:grid;place-items:center;width:36px;height:36px;margin-bottom:11px;border-radius:10px;background:rgba(32,200,217,.19);color:#7be7ef}
    .hero-value strong{display:block;font-size:16px;margin-bottom:4px}
    .hero-value span{display:block;color:#c7daf6;font-size:13px;line-height:1.65}
    .hero-stage{text-align:center}
    .hero .eyebrow{color:#81e8ef}
    .hero h1{font-size:clamp(39px,5vw,67px);margin:16px auto 17px;max-width:680px}
    .hero-lead{max-width:650px;margin:0 auto;color:#d9e8ff;font-size:18px;line-height:1.85}
    .hero-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:27px}
    .hero .btn-light{color:#fff;background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.35)}
    .hero .btn-light:hover{color:var(--blue);background:#fff}
    .screen-card{position:relative;max-width:530px;margin:34px auto 0;padding:10px;border:1px solid rgba(255,255,255,.25);border-radius:22px;background:rgba(232,246,255,.12);box-shadow:0 26px 50px rgba(0,0,0,.26);transform:perspective(900px) rotateX(2deg)}
    .screen-top{display:flex;gap:6px;padding:2px 3px 9px}
    .screen-top b{width:7px;height:7px;border-radius:50%;background:#ff8b3d}
    .screen-top b:nth-child(2){background:#20c8d9}.screen-top b:nth-child(3){background:#a7b9d5}
    .screen-main{position:relative;min-height:216px;padding:22px;overflow:hidden;border-radius:15px;text-align:left;background:linear-gradient(135deg,rgba(14,74,160,.95),rgba(5,31,77,.95)),url("/assets/images/coverpic/cover-4.webp") center/cover}
    .screen-main:after{content:"";position:absolute;width:190px;height:190px;right:-62px;bottom:-68px;border:24px solid rgba(32,200,217,.28);border-radius:50%}
    .live-pill{position:relative;z-index:1;display:inline-flex;align-items:center;gap:7px;color:#fff;font-size:11px;font-weight:800}
    .live-pill:before{content:"";width:7px;height:7px;border-radius:50%;background:#ff7655;box-shadow:0 0 0 5px rgba(255,118,85,.16)}
    .screen-main h3{position:relative;z-index:1;max-width:310px;margin:18px 0 9px;font-size:27px;color:#fff}
    .screen-main p{position:relative;z-index:1;margin:0;color:#d4e6ff;font-size:13px}
    .screen-foot{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding-top:10px}
    .screen-foot span{padding:7px 5px;border-radius:9px;color:#e2edff;background:rgba(255,255,255,.08);font-size:11px;text-align:center}
    .trust-strip{position:relative;margin-top:-1px;background:#fff;border-bottom:1px solid var(--line)}
    .trust-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr)}
    .trust-item{padding:25px 22px;border-right:1px solid var(--line)}
    .trust-item:last-child{border-right:0}
    .trust-item strong{display:block;font-size:23px;line-height:1.2;color:var(--blue)}
    .trust-item span{color:var(--ink-soft);font-size:13px}
    .intro-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:62px;align-items:center}
    .intro-copy p{color:var(--ink-soft);font-size:17px}
    .intro-copy p:last-of-type{margin-bottom:25px}
    .feature-list{display:grid;gap:13px}
    .feature-row{display:flex;gap:15px;padding:15px 0;border-bottom:1px solid var(--line)}
    .feature-row:last-child{border-bottom:0}
    .feature-row i{display:grid;flex:0 0 40px;place-items:center;width:40px;height:40px;border-radius:12px;background:#e9f1ff;color:var(--blue)}
    .feature-row strong{display:block;margin-bottom:2px}.feature-row span{display:block;color:var(--ink-soft);font-size:14px;line-height:1.65}
    .photo-panel{position:relative}
    .photo-panel img{width:100%;min-height:450px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .photo-note{position:absolute;right:-20px;bottom:28px;max-width:260px;padding:21px;background:#fff;border-radius:16px;box-shadow:var(--shadow-sm)}
    .photo-note strong{display:block;font-size:27px;color:var(--blue);line-height:1.15}.photo-note span{color:var(--ink-soft);font-size:13px}
    .benefit-section{background:#eaf2fc}
    .benefit-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:45px;align-items:start}
    .benefit-statement{padding:35px;background:#123e7d;border-radius:var(--radius);color:#fff;box-shadow:var(--shadow)}
    .benefit-statement .eyebrow{color:#85e9ef}.benefit-statement h2{margin-top:18px}.benefit-statement p{color:#d5e5ff}
    .benefit-statement .mini-line{display:flex;align-items:center;gap:10px;padding-top:16px;margin-top:22px;border-top:1px solid rgba(255,255,255,.22);font-size:14px}
    .benefit-statement .mini-line i{color:#7be7ef}
    .benefit-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .benefit-card{padding:24px;background:#fff;border:1px solid #dbe6f3;border-radius:17px;box-shadow:0 7px 18px rgba(26,63,115,.05);transition:transform .25s ease,box-shadow .25s ease}
    .benefit-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm)}
    .benefit-card i{color:var(--orange);font-size:22px;margin-bottom:17px}.benefit-card p{margin:0;color:var(--ink-soft);font-size:14px}
    .event-board{display:grid;grid-template-columns:1fr 1.08fr;gap:26px}
    .event-aside{padding:33px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
    .event-aside p{color:var(--ink-soft)}
    .filter-pills{display:flex;flex-wrap:wrap;gap:9px;margin:24px 0}
    .filter-pills span{padding:8px 12px;border:1px solid var(--line);border-radius:999px;color:#586a81;font-size:13px;font-weight:700}
    .filter-pills span:first-child{color:#fff;background:var(--blue);border-color:var(--blue)}
    .event-feature{position:relative;min-height:380px;padding:31px;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden;border-radius:var(--radius);color:#fff;background:#153f80}
    .event-feature:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(4,24,57,.92),rgba(7,40,87,.18) 72%),url("/assets/images/coverpic/cover-7.webp") center/cover}
    .event-feature>*{position:relative;z-index:1}.event-feature h3{font-size:31px;max-width:520px;margin:14px 0 8px}.event-feature p{max-width:540px;margin-bottom:20px;color:#d6e6fb}
    .scene-section{background:#fff}
    .scene-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
    .scene-image{position:relative}.scene-image img{width:100%;height:485px;object-fit:cover;border-radius:var(--radius)}
    .scene-badge{position:absolute;left:22px;bottom:22px;padding:16px 19px;color:#fff;background:rgba(11,40,87,.87);border-radius:14px;backdrop-filter:blur(8px)}
    .scene-badge strong{display:block;font-size:20px}.scene-badge span{font-size:12px;color:#cfddf6}
    .scene-list{display:grid;gap:12px;margin-top:24px}
    .scene-item{display:grid;grid-template-columns:48px 1fr;gap:15px;padding:16px;border-radius:14px;transition:background .25s ease,transform .25s ease}
    .scene-item:hover{background:#f1f6fd;transform:translateX(4px)}
    .scene-number{display:grid;place-items:center;width:42px;height:42px;color:var(--blue);background:#e8f1ff;border-radius:12px;font-size:13px;font-weight:900}
    .scene-item strong{display:block;margin-bottom:2px}.scene-item p{margin:0;color:var(--ink-soft);font-size:14px;line-height:1.65}
    .process-section{background:linear-gradient(180deg,#f5f8fc 0%,#edf4fc 100%)}
    .process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
    .process-card{position:relative;padding:27px 21px;min-height:225px;background:#fff;border:1px solid var(--line);border-radius:17px}
    .process-card:not(:last-child):after{content:"";position:absolute;width:26px;height:2px;right:-21px;top:51px;background:#91b8ef}
    .process-num{display:grid;place-items:center;width:48px;height:48px;margin-bottom:23px;border-radius:50%;color:#fff;background:var(--blue);font-size:14px;font-weight:900}
    .process-card p{margin:0;color:var(--ink-soft);font-size:14px}
    .proof-wrap{padding:47px;border-radius:var(--radius);color:#fff;background:#102e62 url("/assets/images/backpic/back-3.webp") right center/cover no-repeat;isolation:isolate;position:relative;overflow:hidden}
    .proof-wrap:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(9,35,78,.97),rgba(12,52,103,.78));z-index:-1}
    .proof-grid{display:grid;grid-template-columns:.86fr 1.14fr;gap:55px;align-items:center}
    .proof-wrap .eyebrow{color:#84e7ed}.proof-wrap h2{margin:17px 0}.proof-wrap p{color:#d0e1fa}
    .metric-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}
    .metric{padding:22px;border:1px solid rgba(255,255,255,.18);border-radius:15px;background:rgba(255,255,255,.1);backdrop-filter:blur(8px)}
    .metric strong{display:block;font-size:32px;line-height:1.05;color:#fff}.metric span{display:block;margin-top:8px;color:#c9dbf5;font-size:13px}
    .quote-box{grid-column:span 2;padding:20px 22px;border-left:4px solid var(--cyan);border-radius:12px;background:rgba(255,255,255,.1);color:#edf6ff;font-size:15px}
    .quote-box footer{display:flex;align-items:center;gap:10px;margin-top:12px;color:#aaccf2;font-size:13px}
    .quote-avatar{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;color:#08336e;background:#7be7ef;font-weight:900}
    .faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:65px;align-items:start}
    .faq-layout p{color:var(--ink-soft);font-size:17px}
    .faq-list{display:grid;gap:11px}
    .faq-item{overflow:hidden;border:1px solid var(--line);border-radius:14px;background:#fff}
    .faq-item summary{position:relative;padding:19px 52px 19px 20px;list-style:none;font-weight:800;cursor:pointer}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";position:absolute;right:19px;top:13px;color:var(--blue);font-size:25px;font-weight:400}
    .faq-item[open] summary{color:var(--blue);background:#f5f9ff}
    .faq-item[open] summary:after{content:"−"}
    .faq-item p{padding:0 20px 19px;margin:0;color:var(--ink-soft);font-size:14px}
    .cta-section{padding:0 0 92px}
    .cta-box{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:42px 48px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
    .cta-box h2{margin:0 0 9px;font-size:35px}.cta-box p{margin:0;color:var(--ink-soft)}
    .cta-actions{display:flex;gap:11px;flex-wrap:wrap}
    footer.site-footer{padding:58px 0 90px;color:#c8d7ec;background:#091f43}
    .footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,.7fr);gap:35px;padding-bottom:35px;border-bottom:1px solid rgba(203,223,247,.16)}
    .footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;color:#fff}.footer-brand .brand-name{font-size:22px}.footer-brand .brand-sub{color:#98afd0}
    .footer-copy{max-width:330px;color:#aabdd8;font-size:14px}
    .footer-col h4{margin:5px 0 14px;color:#fff;font-size:15px}.footer-col a{display:block;margin:7px 0;color:#aec0db;font-size:14px}.footer-col a:hover{color:#7be7ef}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:23px;color:#91a9cc;font-size:13px}
    .footer-bottom a:hover{color:#7be7ef}
    .fixed-cta{position:fixed;z-index:30;right:22px;bottom:20px;display:flex;align-items:center;gap:13px;padding:10px 10px 10px 17px;border:1px solid rgba(255,255,255,.25);border-radius:16px;color:#fff;background:rgba(8,37,81,.94);box-shadow:0 12px 32px rgba(4,20,48,.27);backdrop-filter:blur(10px)}
    .fixed-cta span{font-size:13px;font-weight:700}.fixed-cta .btn{min-height:40px;padding:0 15px;font-size:13px}
    @media(max-width:1100px){
      .nav-shell{gap:12px}.brand{min-width:168px}.nav-cta .btn{display:none}
      .hero-grid{grid-template-columns:1fr 1.25fr 1fr}.hero-value{padding:14px}
      .intro-layout,.scene-layout,.faq-layout{gap:35px}.process-card:not(:last-child):after{display:none}
    }
    @media(max-width:820px){
      .section{padding:68px 0}.container{width:min(var(--max),calc(100% - 30px))}
      .site-header{padding:12px 0}.nav-shell{position:relative;padding:10px 13px 10px 16px;flex-wrap:wrap}.mobile-toggle{display:block;margin-left:auto}
      .nav-links{display:none;order:4;width:100%;padding-top:10px;border-top:1px solid var(--line);flex-direction:column;align-items:stretch;overflow:visible}.nav-links.open{display:flex}.nav-links a{padding:11px 12px}
      .nav-cta{margin-left:auto}.nav-search{width:39px;height:39px}
      .hero-grid{grid-template-columns:1fr}.hero-side{display:none}.category-hero{padding:62px 0}.hero-stage{text-align:left}.hero-lead{margin-left:0}.hero-actions{justify-content:flex-start}.screen-card{margin-left:0}
      .trust-grid{grid-template-columns:repeat(2,1fr)}.trust-item:nth-child(2){border-right:0}
      .intro-layout,.benefit-layout,.event-board,.scene-layout,.proof-grid,.faq-layout{grid-template-columns:1fr}.photo-panel{max-width:650px}.photo-panel img{min-height:360px}.photo-note{right:15px}
      .benefit-statement{padding:29px}.process-grid{grid-template-columns:repeat(2,1fr)}.proof-wrap{padding:36px}.footer-grid{grid-template-columns:1fr 1fr}.cta-box{padding:34px;align-items:flex-start;flex-direction:column}
    }
    @media(max-width:520px){
      body{font-size:15px}.brand-sub{display:none}.brand{min-width:0}.brand-name{font-size:19px}.nav-cta{display:none}.section{padding:55px 0}.section-tight{padding:48px 0}
      .hero h1{font-size:39px}.hero-lead{font-size:16px}.screen-main{min-height:190px}.screen-main h3{font-size:23px}.trust-grid,.benefit-grid,.process-grid,.metric-grid{grid-template-columns:1fr}.trust-item{border-right:0;border-bottom:1px solid var(--line)}.trust-item:last-child{border-bottom:0}
      .photo-note{position:relative;right:auto;bottom:auto;margin:-25px 15px 0}.scene-image img{height:330px}.proof-wrap{padding:28px 21px}.quote-box{grid-column:auto}.cta-box{padding:28px 22px}.cta-box h2{font-size:29px}.footer-grid{grid-template-columns:1fr;gap:20px}.footer-bottom{display:block;line-height:2}.fixed-cta{left:12px;right:12px;bottom:10px;justify-content:space-between}.fixed-cta span{font-size:12px}
    }

/* roulang page: category6 */
:root{
      --ink:#11233d;--ink-soft:#5e6d82;--paper:#f5f8fc;--white:#fff;--line:#dfe7f0;
      --blue:#1769e0;--blue-deep:#0b3d91;--cyan:#20c8d9;--orange:#ff8b3d;--green:#19a879;
      --shadow:0 18px 48px rgba(23,50,91,.12);--shadow-sm:0 8px 24px rgba(23,50,91,.08);
      --radius:22px;--radius-sm:14px;--max:1240px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
    a{color:inherit;text-decoration:none;transition:all .25s ease}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(32,200,217,.48);outline-offset:3px}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3{line-height:1.24}
    .container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
    .section{padding:88px 0}
    .section-tight{padding:62px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";width:28px;height:3px;background:var(--cyan);border-radius:4px}
    .section-head{max-width:750px;margin-bottom:34px}
    .section-head h2{font-size:clamp(29px,3.5vw,46px);margin:12px 0 13px;letter-spacing:-.04em}
    .section-head p{margin:0;color:var(--ink-soft);font-size:17px}
    .text-muted{color:var(--ink-soft)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 22px;border-radius:12px;border:1px solid transparent;font-weight:800;white-space:nowrap;transition:all .25s ease}
    .btn-primary{color:#fff;background:var(--blue);box-shadow:0 10px 22px rgba(23,105,224,.22)}
    .btn-primary:hover{color:#fff;background:var(--blue-deep);transform:translateY(-2px);box-shadow:0 14px 28px rgba(23,105,224,.28)}
    .btn-light{color:var(--ink);background:#fff;border-color:var(--line)}
    .btn-light:hover{color:var(--blue);border-color:var(--blue);transform:translateY(-2px)}
    .btn-orange{color:#fff;background:var(--orange)}
    .btn-orange:hover{color:#fff;background:#e96d25;transform:translateY(-2px)}
    .tag{display:inline-flex;align-items:center;padding:5px 11px;border-radius:999px;color:var(--blue);background:#e9f1ff;font-size:12px;font-weight:800}
    .tag.orange{color:#b85a19;background:#fff0e5}
    .tag.green{color:#087854;background:#e3f8f0}
    .site-header{position:relative;z-index:20;padding:18px 0;background:#eef4fb}
    .nav-shell{display:flex;align-items:center;gap:18px;padding:12px 16px 12px 22px;background:rgba(255,255,255,.9);border:1px solid rgba(214,225,239,.9);border-radius:18px;box-shadow:0 8px 28px rgba(22,61,111,.07)}
    .brand{display:flex;align-items:center;gap:11px;min-width:190px}
    .brand-mark{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,var(--blue),var(--cyan));font-size:19px;box-shadow:0 8px 16px rgba(23,105,224,.22)}
    .brand-name{display:block;font-size:21px;font-weight:900;letter-spacing:-.06em}
    .brand-sub{display:block;color:var(--ink-soft);font-size:10px;letter-spacing:.1em;font-weight:700}
    .nav-links{display:flex;align-items:center;gap:6px;flex:1;overflow-x:auto;scrollbar-width:none}
    .nav-links::-webkit-scrollbar{height:0}
    .nav-links a{display:flex;align-items:center;gap:7px;padding:10px 12px;border-radius:10px;color:#53647a;font-size:13px;font-weight:800;white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{color:var(--blue);background:#edf4ff}
    .nav-links a.active{box-shadow:inset 0 -2px 0 var(--blue)}
    .nav-cta{display:flex;align-items:center;gap:10px}
    .nav-search{width:42px;height:42px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--ink-soft);transition:all .25s ease}
    .nav-search:hover{color:var(--blue);border-color:var(--blue)}
    .mobile-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:23px}
    .crumbs{padding:18px 0;background:#eef4fb;color:var(--ink-soft);font-size:13px}
    .crumbs .container{display:flex;align-items:center;gap:9px}
    .crumbs i{font-size:10px;color:#9aacbf}
    .crumbs strong{color:var(--blue)}
    .replay-hero{position:relative;min-height:510px;display:flex;align-items:center;background:#102b55 url("/assets/images/backpic/back-2.webp") center/cover no-repeat;color:#fff;isolation:isolate;overflow:hidden}
    .replay-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(5,24,55,.94) 4%,rgba(9,41,84,.81) 48%,rgba(8,35,74,.45) 100%);z-index:-1}
    .replay-hero:after{content:"";position:absolute;width:500px;height:500px;right:-130px;top:-180px;border-radius:50%;border:60px solid rgba(32,200,217,.13);z-index:-1}
    .hero-inner{padding:78px 0 84px;max-width:760px}
    .hero-kicker{display:inline-flex;align-items:center;gap:9px;padding:7px 13px;border:1px solid rgba(170,223,255,.35);border-radius:99px;background:rgba(255,255,255,.08);color:#a6f3f7;font-size:13px;font-weight:800}
    .replay-hero h1{max-width:700px;margin:18px 0 20px;font-size:clamp(42px,6vw,72px);letter-spacing:-.07em}
    .hero-lead{max-width:680px;margin-bottom:28px;color:#d6e6fb;font-size:18px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .replay-hero .btn-light{border-color:rgba(255,255,255,.36);background:rgba(255,255,255,.1);color:#fff}
    .replay-hero .btn-light:hover{background:#fff;color:var(--blue)}
    .hero-trust{display:flex;flex-wrap:wrap;gap:20px;margin-top:29px;color:#c1d7f2;font-size:14px}
    .hero-trust span{display:flex;align-items:center;gap:8px}
    .hero-trust i{color:#77e1d9}
    .jumpbar{position:relative;margin-top:-30px;z-index:3}
    .jumpbar-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:15px 20px;background:#fff;border:1px solid var(--line);border-radius:17px;box-shadow:var(--shadow-sm)}
    .jumpbar-title{font-weight:900;white-space:nowrap}
    .jump-links{display:flex;align-items:center;gap:8px;overflow:auto;scrollbar-width:none}
    .jump-links a{padding:7px 11px;border-radius:9px;color:var(--ink-soft);font-size:13px;font-weight:800;white-space:nowrap}
    .jump-links a:hover{background:#edf4ff;color:var(--blue)}
    .pulse-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:26px;align-items:stretch}
    .pulse-panel{padding:36px;border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-sm)}
    .pulse-panel h2{margin:12px 0 16px;font-size:clamp(28px,3vw,42px);letter-spacing:-.04em}
    .pulse-panel p{color:var(--ink-soft)}
    .pulse-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:28px}
    .pulse-stat{padding:16px;border-radius:14px;background:#f4f8ff}
    .pulse-stat strong{display:block;color:var(--blue);font-size:25px;line-height:1.1}
    .pulse-stat span{display:block;margin-top:6px;color:var(--ink-soft);font-size:12px;line-height:1.5}
    .replay-poster{position:relative;min-height:410px;border-radius:var(--radius);overflow:hidden;background:#102b55}
    .replay-poster img{width:100%;height:100%;object-fit:cover}
    .replay-poster:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 27%,rgba(5,22,48,.92))}
    .poster-copy{position:absolute;z-index:1;left:30px;right:30px;bottom:26px;color:#fff}
    .poster-copy h3{margin:10px 0 5px;font-size:25px}
    .poster-copy p{margin:0;color:#d6e6fb;font-size:14px}
    .play-orb{position:absolute;z-index:2;top:50%;left:50%;width:80px;height:80px;display:grid;place-items:center;transform:translate(-50%,-50%);border:1px solid rgba(255,255,255,.45);border-radius:50%;background:rgba(23,105,224,.88);color:#fff;font-size:25px;box-shadow:0 0 0 15px rgba(255,255,255,.15);transition:transform .25s ease}
    .replay-poster:hover .play-orb{transform:translate(-50%,-50%) scale(1.1)}
    .feature-stage{background:#eaf2fc}
    .feature-layout{display:grid;grid-template-columns:.88fr 1.12fr;gap:54px;align-items:center}
    .feature-image{position:relative}
    .feature-image img{width:100%;min-height:480px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .float-note{position:absolute;right:-20px;bottom:25px;width:205px;padding:17px;border-radius:15px;background:#fff;box-shadow:var(--shadow-sm)}
    .float-note i{color:var(--orange);font-size:20px}
    .float-note strong{display:block;margin-top:7px;font-size:14px}
    .float-note span{display:block;color:var(--ink-soft);font-size:12px;line-height:1.55}
    .check-list{display:grid;gap:13px;margin:25px 0 29px}
    .check-list div{display:flex;gap:13px;padding:13px 14px;border:1px solid var(--line);border-radius:13px;background:#fff}
    .check-list i{margin-top:5px;color:var(--green)}
    .check-list strong{display:block;font-size:15px}
    .check-list span{display:block;color:var(--ink-soft);font-size:13px;line-height:1.6}
    .scene-board{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
    .scene-lead{position:relative;min-height:435px;padding:34px;display:flex;flex-direction:column;justify-content:flex-end;border-radius:var(--radius);overflow:hidden;color:#fff;background:#0e3066}
    .scene-lead img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.76}
    .scene-lead:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,35,76,.08),rgba(4,21,48,.94))}
    .scene-lead>*{position:relative;z-index:1}
    .scene-lead h3{margin:10px 0;font-size:32px}
    .scene-lead p{max-width:580px;margin:0;color:#d8e9fc}
    .scene-side{display:grid;gap:22px}
    .scene-card{display:grid;grid-template-columns:125px 1fr;gap:18px;min-height:206px;padding:17px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);box-shadow:var(--shadow-sm);transition:all .25s ease}
    .scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .scene-card img{width:125px;height:170px;border-radius:11px;object-fit:cover}
    .scene-card h3{margin:9px 0 7px;font-size:20px}
    .scene-card p{margin:0;color:var(--ink-soft);font-size:14px;line-height:1.65}
    .scene-card a{display:inline-flex;align-items:center;gap:7px;margin-top:12px;color:var(--blue);font-size:13px;font-weight:800}
    .scene-card a:hover{gap:11px}
    .timeline-wrap{padding:42px;border-radius:var(--radius);background:#112b51;color:#fff}
    .timeline-wrap .section-head p{color:#bdd0e8}
    .timeline-wrap .eyebrow{color:#7ce9f0}
    .timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:36px}
    .timeline-item{position:relative;padding:0 26px 5px;border-left:1px solid rgba(192,217,248,.35)}
    .timeline-item:first-child{border-left:0}
    .timeline-item:before{content:"";position:absolute;left:-6px;top:0;width:11px;height:11px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 5px rgba(32,200,217,.16)}
    .timeline-item:first-child:before{left:-5px}
    .timeline-no{color:#7be7ef;font-size:13px;font-weight:900;letter-spacing:.1em}
    .timeline-item h3{margin:10px 0 8px;font-size:19px}
    .timeline-item p{margin:0;color:#c2d4eb;font-size:14px;line-height:1.65}
    .reason-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;align-items:start}
    .reason-intro{padding:32px;border-radius:var(--radius);background:var(--blue);color:#fff}
    .reason-intro .eyebrow{color:#a3f2f5}
    .reason-intro h2{margin:14px 0;font-size:34px}
    .reason-intro p{margin-bottom:25px;color:#d9e9ff}
    .reason-intro .btn-light{color:var(--blue)}
    .reason-list{display:grid;gap:14px}
    .reason-row{display:grid;grid-template-columns:64px 1fr auto;align-items:center;gap:20px;padding:20px 22px;border-radius:16px;background:#fff;border:1px solid var(--line);box-shadow:0 5px 18px rgba(23,50,91,.05);transition:all .25s ease}
    .reason-row:hover{transform:translateX(5px);border-color:#b8d2f6}
    .reason-icon{width:52px;height:52px;display:grid;place-items:center;border-radius:15px;background:#e9f1ff;color:var(--blue);font-size:21px}
    .reason-row h3{margin:0 0 3px;font-size:18px}
    .reason-row p{margin:0;color:var(--ink-soft);font-size:14px}
    .reason-row>i{color:#a9b7c9}
    .quote-section{background:#fff}
    .quote-layout{display:grid;grid-template-columns:1fr 1fr;gap:24px}
    .quote-card{padding:31px;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(145deg,#fff,#f5f9ff);box-shadow:var(--shadow-sm)}
    .quote-card .quote-mark{display:block;color:var(--cyan);font-size:39px;line-height:1}
    .quote-card blockquote{margin:12px 0 20px;font-size:19px;font-weight:700;line-height:1.75}
    .quote-person{display:flex;align-items:center;gap:12px}
    .avatar{width:43px;height:43px;display:grid;place-items:center;border-radius:50%;background:#dceaff;color:var(--blue);font-weight:900}
    .quote-person strong{display:block;font-size:14px}
    .quote-person span{display:block;color:var(--ink-soft);font-size:12px}
    .faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:54px;align-items:start}
    .faq-intro{position:sticky;top:18px}
    .faq-intro h2{margin:13px 0;font-size:38px}
    .faq-intro p{color:var(--ink-soft)}
    .faq-list{display:grid;gap:12px}
    .faq-item{overflow:hidden;border:1px solid var(--line);border-radius:15px;background:#fff}
    .faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:19px 21px;cursor:pointer;font-weight:900;list-style:none}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary i{color:var(--blue);transition:transform .25s ease}
    .faq-item[open] summary{color:var(--blue);background:#f6faff}
    .faq-item[open] summary i{transform:rotate(45deg)}
    .faq-answer{padding:0 21px 19px;color:var(--ink-soft);font-size:15px}
    .cta-zone{padding:0 0 95px}
    .cta-box{position:relative;overflow:hidden;padding:56px 58px;border-radius:var(--radius);background:#0b3d91 url("/assets/images/backpic/back-3.webp") center/cover no-repeat;color:#fff;isolation:isolate}
    .cta-box:before{content:"";position:absolute;inset:0;background:linear-gradient(95deg,rgba(6,35,86,.96),rgba(18,83,159,.82));z-index:-1}
    .cta-box:after{content:"";position:absolute;width:320px;height:320px;border:1px solid rgba(255,255,255,.25);border-radius:50%;right:-80px;bottom:-190px;box-shadow:0 0 0 35px rgba(255,255,255,.05);z-index:-1}
    .cta-box h2{max-width:650px;margin:12px 0 13px;font-size:clamp(30px,4vw,48px)}
    .cta-box p{max-width:640px;margin-bottom:27px;color:#d5e7ff;font-size:17px}
    .cta-box .eyebrow{color:#9af0f1}
    .cta-box .btn-light{color:var(--blue)}
    footer{padding:60px 0 104px;background:#0d1d35;color:#c6d2e3}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:40px;padding-bottom:35px;border-bottom:1px solid rgba(208,225,247,.16)}
    .footer-brand{display:flex;align-items:center;gap:11px;color:#fff}
    .footer-brand .brand-name{font-size:22px}
    .footer-desc{max-width:390px;margin:15px 0;color:#9fb1c8;font-size:14px}
    .footer-title{margin:5px 0 14px;color:#fff;font-size:15px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{color:#aebed2;font-size:14px}
    .footer-links a:hover{color:#7ce9f0}
    .footer-bottom{display:flex;align-items:flex-end;justify-content:space-between;gap:25px;padding-top:27px;font-size:13px}
    .footer-bottom p{margin:0;line-height:2}
    .footer-legal{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
    .footer-legal a:hover{color:#7ce9f0}
    .quote-avatar{display:inline-grid;place-items:center;width:25px;height:25px;margin-right:7px;border-radius:50%;background:#254b7e;color:#fff;font-size:12px;font-weight:900}
    .fixed-cta{position:fixed;right:22px;bottom:20px;z-index:40;display:flex;align-items:center;gap:14px;padding:10px 11px 10px 16px;border:1px solid rgba(255,255,255,.65);border-radius:17px;background:rgba(10,35,74,.94);box-shadow:0 14px 32px rgba(6,24,53,.25);backdrop-filter:blur(12px);color:#fff}
    .fixed-cta span{font-size:13px;font-weight:700}
    .fixed-cta .btn{min-height:42px;padding:0 16px}
    @media(max-width:1120px){
      .nav-shell{gap:10px}.brand{min-width:165px}.nav-cta .btn{display:none}
      .feature-layout,.faq-layout{gap:34px}.scene-board{grid-template-columns:1fr}.scene-side{grid-template-columns:1fr 1fr}
      .scene-card{grid-template-columns:100px 1fr}.scene-card img{width:100px}
    }
    @media(max-width:850px){
      .section{padding:66px 0}.container{width:min(var(--max),calc(100% - 30px))}
      .site-header{padding:12px 0}.nav-shell{position:relative;padding:10px 13px}.brand{min-width:auto;flex:1}
      .mobile-toggle{display:block}.nav-cta{display:none}
      .nav-links{display:none;position:absolute;top:calc(100% + 8px);left:0;right:0;max-height:72vh;padding:10px;flex-direction:column;align-items:stretch;overflow:auto;border:1px solid var(--line);border-radius:15px;background:#fff;box-shadow:var(--shadow)}
      .nav-links.show{display:flex}.nav-links a{padding:12px}
      .replay-hero{min-height:460px}.hero-inner{padding:65px 0}.pulse-grid,.feature-layout,.reason-grid,.quote-layout,.faq-layout{grid-template-columns:1fr}
      .replay-poster{min-height:330px}.feature-image img{min-height:350px}.faq-intro{position:static}.timeline{grid-template-columns:1fr 1fr;gap:28px}.timeline-item:nth-child(3){border-left:0}
      .footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}
    }
    @media(max-width:570px){
      body{font-size:15px}.section{padding:52px 0}.section-tight{padding:46px 0}.brand-sub{display:none}.brand-name{font-size:20px}
      .crumbs{font-size:12px}.replay-hero h1{font-size:41px}.hero-lead{font-size:16px}.hero-actions,.hero-actions .btn{width:100%}
      .jumpbar-inner{display:block;padding:13px}.jumpbar-title{margin:0 0 7px}.pulse-panel{padding:25px 21px}.pulse-stats{gap:8px}.pulse-stat{padding:12px 9px}.pulse-stat strong{font-size:20px}
      .feature-image img{min-height:280px}.float-note{right:12px;bottom:12px;width:180px}.scene-lead{min-height:365px;padding:24px}.scene-lead h3{font-size:27px}
      .scene-side{grid-template-columns:1fr}.scene-card{min-height:175px}.timeline-wrap{padding:29px 22px}.timeline{grid-template-columns:1fr;gap:25px}.timeline-item,.timeline-item:nth-child(3){padding-left:21px;border-left:1px solid rgba(192,217,248,.35)}.timeline-item:first-child{border-left:0}
      .reason-intro{padding:26px}.reason-row{grid-template-columns:50px 1fr;padding:17px}.reason-row>i{display:none}.reason-icon{width:47px;height:47px}
      .quote-card{padding:24px}.cta-box{padding:40px 24px}.footer-grid{grid-template-columns:1fr;gap:25px}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{display:block}.footer-legal{justify-content:flex-start;margin-top:14px}.fixed-cta{right:12px;bottom:12px;left:12px;justify-content:space-between}.fixed-cta span{font-size:12px}
    }

/* roulang page: category5 */
:root{
      --ink:#11233d;
      --ink-soft:#5e6d82;
      --paper:#f5f8fc;
      --white:#fff;
      --line:#dfe7f0;
      --blue:#1769e0;
      --blue-deep:#0b3d91;
      --cyan:#20c8d9;
      --orange:#ff8b3d;
      --green:#19a879;
      --purple:#6958d8;
      --shadow:0 18px 48px rgba(23,50,91,.12);
      --shadow-sm:0 8px 24px rgba(23,50,91,.08);
      --radius:22px;
      --radius-sm:14px;
      --max:1240px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;color:var(--ink);background:var(--paper);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      font-size:16px;line-height:1.75;overflow-x:hidden
    }
    a{color:inherit;text-decoration:none;transition:all .25s ease}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(32,200,217,.48);outline-offset:3px}
    .container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";display:inline-block;width:28px;height:3px;background:var(--cyan);border-radius:4px}
    .section{padding:86px 0}
    .section-tight{padding:58px 0}
    .section-head{max-width:730px;margin-bottom:34px}
    .section-head h2{margin:12px 0 10px;font-size:clamp(28px,4vw,44px);line-height:1.25;letter-spacing:-.04em}
    .section-head p{margin:0;color:var(--ink-soft);font-size:17px}
    .text-muted{color:var(--ink-soft)}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:10px;
      min-height:48px;padding:0 22px;border-radius:12px;border:1px solid transparent;
      font-weight:800;cursor:pointer;white-space:nowrap
    }
    .btn-primary{color:#fff;background:var(--blue);box-shadow:0 10px 22px rgba(23,105,224,.22)}
    .btn-primary:hover{background:var(--blue-deep);transform:translateY(-2px);box-shadow:0 14px 28px rgba(23,105,224,.28)}
    .btn-light{color:var(--ink);background:#fff;border-color:var(--line)}
    .btn-light:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}
    .btn-orange{color:#fff;background:var(--orange)}
    .btn-orange:hover{background:#e96d25;transform:translateY(-2px)}
    .tag{display:inline-flex;align-items:center;padding:5px 11px;border-radius:999px;color:var(--blue);background:#e9f1ff;font-size:12px;font-weight:800}
    .tag.orange{color:#b85a19;background:#fff0e5}
    .tag.green{color:#087854;background:#e3f8f0}
    .site-header{position:relative;z-index:20;padding:18px 0;background:#eef4fb}
    .nav-shell{
      display:flex;align-items:center;gap:18px;padding:12px 16px 12px 22px;
      background:rgba(255,255,255,.9);border:1px solid rgba(214,225,239,.9);
      border-radius:18px;box-shadow:0 8px 28px rgba(22,61,111,.07)
    }
    .brand{display:flex;align-items:center;gap:11px;min-width:190px}
    .brand-mark{
      width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
      color:#fff;background:linear-gradient(145deg,var(--blue),var(--cyan));
      font-size:19px;box-shadow:0 8px 16px rgba(23,105,224,.22)
    }
    .brand-name{font-size:21px;font-weight:900;letter-spacing:-.06em}
    .brand-sub{display:block;color:var(--ink-soft);font-size:10px;letter-spacing:.1em;font-weight:700}
    .nav-links{display:flex;align-items:center;gap:6px;flex:1;overflow-x:auto}
    .nav-links::-webkit-scrollbar{height:0}
    .nav-links a{
      display:flex;align-items:center;gap:7px;padding:10px 12px;border-radius:10px;
      color:#53647a;font-size:13px;font-weight:800;white-space:nowrap
    }
    .nav-links a:hover,.nav-links a.active{color:var(--blue);background:#edf4ff}
    .nav-links a.active{box-shadow:inset 0 -2px 0 var(--blue)}
    .nav-cta{display:flex;align-items:center;gap:10px}
    .nav-search{width:42px;height:42px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--ink-soft);cursor:pointer}
    .nav-search:hover{color:var(--blue);border-color:var(--blue)}
    .mobile-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:23px}
    .hero{
      position:relative;padding:82px 0 76px;background:#0b244b url("/assets/images/backpic/back-2.webp") center/cover no-repeat;color:#fff;isolation:isolate
    }
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,22,54,.94),rgba(7,36,80,.76) 53%,rgba(5,33,74,.48));z-index:-1}
    .hero-grid{display:grid;grid-template-columns:1fr .86fr;gap:62px;align-items:center}
    .hero-copy{max-width:690px}
    .hero .eyebrow{color:#7be7ef}
    .hero h1{margin:18px 0 18px;font-size:clamp(42px,6vw,72px);line-height:1.15;letter-spacing:-.06em}
    .hero-lead{max-width:670px;color:#d9e8ff;font-size:19px;line-height:1.85}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 26px}
    .hero .btn-light{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.32);color:#fff}
    .hero .btn-light:hover{background:#fff;color:var(--blue)}
    .hero-points{display:flex;flex-wrap:wrap;gap:20px;color:#c7daf6;font-size:14px}
    .hero-points span{display:flex;align-items:center;gap:8px}
    .hero-points i{color:#76e1ce}
    .recommend-card{
      position:relative;padding:28px;border:1px solid rgba(255,255,255,.22);border-radius:24px;
      background:rgba(255,255,255,.12);backdrop-filter:blur(14px);box-shadow:0 24px 60px rgba(0,0,0,.22)
    }
    .recommend-card:before{content:"推荐选择";position:absolute;right:22px;top:22px;padding:5px 10px;color:#173b64;background:#8df0df;border-radius:999px;font-size:12px;font-weight:900}
    .recommend-card h3{margin:8px 0 4px;font-size:26px}
    .recommend-card p{margin:0;color:#c9d9ee;font-size:14px}
    .feature-price{display:flex;align-items:end;gap:8px;margin:26px 0 18px}
    .feature-price strong{font-size:44px;line-height:1;color:#fff}
    .feature-price span{color:#b6cbea;font-size:13px;margin-bottom:4px}
    .check-list{list-style:none;margin:0 0 24px;padding:0;border-top:1px solid rgba(255,255,255,.16)}
    .check-list li{display:flex;gap:10px;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.12);color:#e3eeff;font-size:14px}
    .check-list i{color:#7be7c6;margin-top:5px}
    .recommend-card .btn{width:100%}
    .info-strip{background:#fff;border-bottom:1px solid var(--line)}
    .strip-grid{display:grid;grid-template-columns:repeat(4,1fr)}
    .strip-item{padding:23px 22px;border-right:1px solid var(--line)}
    .strip-item:last-child{border:0}
    .strip-item strong{display:block;font-size:26px;line-height:1.2;color:var(--blue)}
    .strip-item span{display:block;color:var(--ink-soft);font-size:13px;margin-top:5px}
    .split-layout{display:grid;grid-template-columns:.84fr 1.16fr;gap:55px;align-items:center}
    .split-layout img{width:100%;height:425px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .feature-list{display:grid;gap:18px;margin-top:25px}
    .feature-row{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}
    .feature-row:last-child{border:0}
    .icon-box{flex:0 0 44px;height:44px;border-radius:13px;display:grid;place-items:center;color:var(--blue);background:#e9f1ff}
    .feature-row h3{margin:0 0 3px;font-size:18px}
    .feature-row p{margin:0;color:var(--ink-soft);font-size:14px}
    .dark-section{background:#0e2d59;color:#fff}
    .dark-section .section-head p{color:#bfd0e9}
    .comparison{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}
    .plan{position:relative;padding:27px;border-radius:20px;background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow-sm)}
    .plan.recommended{border:2px solid var(--cyan);transform:translateY(-12px);box-shadow:0 20px 45px rgba(18,87,140,.2)}
    .plan.recommended:after{content:"更适合重点赛事关注";position:absolute;left:22px;top:-15px;padding:4px 12px;border-radius:999px;background:var(--cyan);color:#063c55;font-size:12px;font-weight:900}
    .plan h3{margin:10px 0 4px;font-size:23px}
    .plan .plan-desc{min-height:52px;color:var(--ink-soft);font-size:14px}
    .plan-price{margin:20px 0;font-size:30px;font-weight:900;color:var(--blue)}
    .plan-price small{font-size:13px;color:var(--ink-soft);font-weight:500}
    .plan ul{list-style:none;margin:0 0 22px;padding:0}
    .plan li{padding:8px 0;color:#53647a;font-size:14px;border-bottom:1px dashed var(--line)}
    .plan li i{margin-right:8px;color:var(--green)}
    .plan .btn{width:100%}
    .scene-section{background:#eef5fb}
    .scene-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
    .scene-large,.scene-small{position:relative;overflow:hidden;border-radius:var(--radius);min-height:250px;background:#12345f}
    .scene-large{min-height:390px}
    .scene-large img,.scene-small img{width:100%;height:100%;object-fit:cover;opacity:.72;transition:transform .5s ease}
    .scene-large:hover img,.scene-small:hover img{transform:scale(1.05)}
    .scene-caption{position:absolute;inset:auto 0 0;padding:25px;background:linear-gradient(transparent,rgba(4,22,54,.9));color:#fff}
    .scene-caption h3{margin:0 0 4px;font-size:23px}
    .scene-caption p{margin:0;color:#d6e4f6;font-size:14px}
    .scene-stack{display:grid;gap:22px}
    .timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:40px}
    .timeline-step{position:relative;padding:22px 22px 10px;border-top:2px solid #c6d8ee}
    .timeline-step:before{content:"";position:absolute;top:-9px;left:22px;width:15px;height:15px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 5px #e0f8fa}
    .timeline-step span{color:var(--blue);font-size:13px;font-weight:900}
    .timeline-step h3{margin:10px 0 5px;font-size:18px}
    .timeline-step p{margin:0;color:var(--ink-soft);font-size:14px}
    .proof-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:22px}
    .quote-card{padding:32px;border-radius:var(--radius);background:#102f5c;color:#fff;min-height:270px;display:flex;flex-direction:column;justify-content:space-between}
    .quote-card i{font-size:30px;color:#7be7ef}
    .quote-card p{font-size:20px;line-height:1.7;margin:15px 0}
    .quote-author{display:flex;align-items:center;gap:12px;color:#c7daf6;font-size:14px}
    .quote-avatar{width:38px;height:38px;display:inline-grid;place-items:center;border-radius:50%;background:var(--cyan);color:#073b56;font-weight:900}
    .proof-metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
    .metric-card{padding:26px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
    .metric-card strong{display:block;color:var(--blue);font-size:38px;line-height:1.2}
    .metric-card h3{margin:10px 0 3px;font-size:18px}
    .metric-card p{margin:0;color:var(--ink-soft);font-size:14px}
    .faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:55px}
    .faq-list{display:grid;gap:10px}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:15px;overflow:hidden}
    .faq-question{display:flex;align-items:center;justify-content:space-between;width:100%;padding:18px 20px;border:0;background:#fff;color:var(--ink);font-weight:800;text-align:left;cursor:pointer}
    .faq-question i{color:var(--blue);transition:transform .25s ease}
    .faq-answer{display:none;padding:0 20px 18px;color:var(--ink-soft);font-size:14px}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question i{transform:rotate(45deg)}
    .cta-section{padding:72px 0;background:linear-gradient(115deg,#0e3b82,#1769e0);color:#fff}
    .cta-box{display:flex;align-items:center;justify-content:space-between;gap:28px}
    .cta-box h2{margin:0 0 8px;font-size:clamp(28px,4vw,42px)}
    .cta-box p{margin:0;color:#d7e8ff;max-width:670px}
    .cta-actions{display:flex;gap:10px;flex-wrap:wrap}
    .cta-section .btn-light{color:#13305a}
    footer{background:#0a1d39;color:#a9bdd9;padding:45px 0 27px}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:35px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.12)}
    .footer-brand{color:#fff;font-size:24px;font-weight:900}
    footer p{margin:10px 0 0;max-width:390px;font-size:14px}
    .footer-title{color:#fff;font-weight:800;margin-bottom:10px}
    .footer-links{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:14px}
    .footer-links a:hover{color:#7be7ef}
    .footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:22px;font-size:13px}
    .footer-records{display:flex;flex-wrap:wrap;gap:12px}
    .footer-records a:hover{color:#fff}
    .back-top{position:fixed;right:22px;bottom:22px;width:45px;height:45px;border:0;border-radius:13px;background:#fff;color:var(--blue);box-shadow:var(--shadow);cursor:pointer;z-index:10}
    .back-top:hover{background:var(--cyan);color:#073b56;transform:translateY(-3px)}
    @media(max-width:1100px){
      .nav-shell{gap:10px}.brand{min-width:170px}.nav-links a{padding:9px 8px;font-size:12px}
      .nav-cta .btn{padding:0 13px;font-size:13px}
    }
    @media(max-width:900px){
      .hero-grid,.split-layout,.proof-layout,.faq-grid{grid-template-columns:1fr;gap:34px}
      .hero{padding:68px 0}.recommend-card{max-width:560px}
      .strip-grid{grid-template-columns:repeat(2,1fr)}
      .strip-item:nth-child(2){border-right:0}.strip-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .comparison{grid-template-columns:1fr}.plan.recommended{transform:none}
      .scene-grid{grid-template-columns:1fr}.scene-large{min-height:330px}
      .timeline{grid-template-columns:repeat(2,1fr);row-gap:25px}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:700px){
      .container{width:min(var(--max),calc(100% - 28px))}
      .site-header{padding:10px 0}.nav-shell{padding:10px 14px}
      .brand{flex:1;min-width:0}.brand-sub{display:none}.brand-name{font-size:19px}
      .mobile-toggle{display:block}.nav-links{display:none;position:absolute;left:14px;right:14px;top:72px;padding:10px;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow)}
      .nav-links.open{display:flex}.nav-links a{padding:12px}.nav-cta{display:none}
      .hero h1{font-size:43px}.hero-lead{font-size:16px}.hero-actions .btn{width:100%}
      .hero-points{display:grid;gap:8px}
      .section{padding:62px 0}.section-tight{padding:42px 0}
      .strip-grid{grid-template-columns:1fr}.strip-item,.strip-item:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}
      .strip-item:last-child{border-bottom:0}
      .split-layout img{height:280px}.timeline{grid-template-columns:1fr}
      .proof-metrics{grid-template-columns:1fr 1fr}.metric-card{padding:18px}.metric-card strong{font-size:29px}
      .cta-box{display:block}.cta-actions{margin-top:24px}.cta-actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-records{margin-top:14px}
    }
    @media(max-width:420px){
      .proof-metrics{grid-template-columns:1fr}.recommend-card{padding:22px}
    }

/* roulang page: category7 */
:root{
 --ink:#11233d;
 --ink-soft:#5e6d82;
 --paper:#f5f8fc;
 --white:#fff;
 --line:#dfe7f0;
 --blue:#1769e0;
 --blue-deep:#0b3d91;
 --cyan:#20c8d9;
 --orange:#ff8b3d;
 --green:#19a879;
 --shadow:0 18px 48px rgba(23,50,91,.12);
 --shadow-sm:0 8px 24px rgba(23,50,91,.08);
 --radius:22px;
 --radius-sm:14px;
 --max:1240px;
}
html{scroll-behavior:smooth}
*{box-sizing:border-box}
body{
 margin:0;color:var(--ink);background:var(--paper);
 font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
 font-size:16px;line-height:1.75;overflow-x:hidden
}
a{color:inherit;text-decoration:none;transition:all .25s ease}
img{max-width:100%;display:block}
button,input{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(32,200,217,.48);outline-offset:3px}
.container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.12em}
.eyebrow:before{content:"";display:inline-block;width:28px;height:3px;background:var(--cyan);border-radius:4px}
.section{padding:88px 0}
.section-tight{padding:58px 0}
.section-head{max-width:760px;margin-bottom:34px}
.section-head h2{font-size:clamp(28px,4vw,44px);line-height:1.25;margin:12px 0 13px;letter-spacing:-.04em}
.section-head p{color:var(--ink-soft);font-size:17px;margin:0}
.text-muted{color:var(--ink-soft)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 22px;border-radius:12px;border:1px solid transparent;font-weight:800;cursor:pointer;white-space:nowrap}
.btn-primary{color:#fff;background:var(--blue);box-shadow:0 10px 22px rgba(23,105,224,.22)}
.btn-primary:hover{background:var(--blue-deep);transform:translateY(-2px);box-shadow:0 14px 28px rgba(23,105,224,.28)}
.btn-light{color:var(--ink);background:#fff;border-color:var(--line)}
.btn-light:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}
.btn-orange{color:#fff;background:var(--orange)}
.btn-orange:hover{background:#e96d25;transform:translateY(-2px)}
.tag{display:inline-flex;align-items:center;padding:5px 11px;border-radius:999px;color:var(--blue);background:#e9f1ff;font-size:12px;font-weight:800}
.tag.orange{color:#b85a19;background:#fff0e5}
.tag.green{color:#087854;background:#e3f8f0}
.site-header{position:relative;z-index:20;padding:18px 0;background:#eef4fb}
.nav-shell{display:flex;align-items:center;gap:18px;padding:12px 16px 12px 22px;background:rgba(255,255,255,.9);border:1px solid rgba(214,225,239,.9);border-radius:18px;box-shadow:0 8px 28px rgba(22,61,111,.07)}
.brand{display:flex;align-items:center;gap:11px;min-width:190px}
.brand-mark{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,var(--blue),var(--cyan));font-size:19px;box-shadow:0 8px 16px rgba(23,105,224,.22)}
.brand-name{font-size:21px;font-weight:900;letter-spacing:-.06em}
.brand-sub{display:block;color:var(--ink-soft);font-size:10px;letter-spacing:.1em;font-weight:700}
.nav-links{display:flex;align-items:center;gap:6px;flex:1;overflow-x:auto}
.nav-links::-webkit-scrollbar{height:0}
.nav-links a{display:flex;align-items:center;gap:7px;padding:10px 12px;border-radius:10px;color:#53647a;font-size:13px;font-weight:800;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:var(--blue);background:#edf4ff}
.nav-links a.active{box-shadow:inset 0 -2px 0 var(--blue)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-search{width:42px;height:42px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--ink-soft);cursor:pointer}
.nav-search:hover{color:var(--blue);border-color:var(--blue)}
.mobile-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:23px}
.inner-hero{position:relative;min-height:420px;padding:70px 0;color:#fff;background:#0b244b url("/assets/images/backpic/back-2.webp") center/cover no-repeat;isolation:isolate}
.inner-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,26,62,.93),rgba(7,43,87,.7),rgba(8,43,85,.32));z-index:-1}
.inner-hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:50px;align-items:center}
.inner-hero h1{font-size:clamp(38px,5vw,64px);line-height:1.18;letter-spacing:-.05em;margin:18px 0}
.inner-hero p{max-width:700px;color:#d5e5fb;font-size:18px}
.inner-hero .eyebrow{color:#7be7ef}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:25px}
.hero-visual{position:relative;min-height:270px;border-radius:24px;overflow:hidden;border:1px solid rgba(255,255,255,.24);box-shadow:0 25px 60px rgba(0,0,0,.22)}
.hero-visual img{width:100%;height:100%;min-height:270px;object-fit:cover;opacity:.78}
.visual-caption{position:absolute;left:20px;right:20px;bottom:18px;padding:15px 17px;border-radius:14px;background:rgba(4,24,56,.72);backdrop-filter:blur(10px)}
.visual-caption strong{display:block;font-size:20px}.visual-caption span{font-size:13px;color:#c9dcf4}
.insight-band{background:#fff;border-bottom:1px solid var(--line)}
.band-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.band-item{padding:25px 22px;border-right:1px solid var(--line)}
.band-item:last-child{border:0}.band-item strong{display:block;font-size:28px;color:var(--blue);line-height:1.2}.band-item span{color:var(--ink-soft);font-size:13px}
.split{display:grid;grid-template-columns:.92fr 1.08fr;gap:58px;align-items:center}
.split.reverse{grid-template-columns:1.08fr .92fr}
.image-card{border-radius:var(--radius);overflow:hidden;background:#dcecff;box-shadow:var(--shadow);position:relative}
.image-card img{width:100%;height:390px;object-fit:cover}
.image-card:after{content:"";position:absolute;inset:18px;border:1px solid rgba(255,255,255,.5);border-radius:17px;pointer-events:none}
.copy h2{font-size:clamp(28px,3.7vw,43px);line-height:1.28;letter-spacing:-.04em;margin:12px 0 18px}
.copy p{color:var(--ink-soft);font-size:17px}
.check-list{list-style:none;margin:24px 0;padding:0}
.check-list li{display:flex;gap:12px;margin:13px 0;color:#34465d}
.check-list i{color:var(--green);margin-top:6px}
.insight-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:24px}
.feature-card,.mini-card,.process-card,.quote-card,.faq-item,.cta-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.feature-card{overflow:hidden;display:grid;grid-template-columns:.9fr 1.1fr}
.feature-card img{width:100%;height:100%;min-height:300px;object-fit:cover}
.feature-content{padding:31px}.feature-content h3{font-size:27px;line-height:1.35;margin:13px 0}.feature-content p{color:var(--ink-soft)}
.mini-stack{display:grid;gap:24px}.mini-card{padding:25px}.mini-card h3{font-size:20px;margin:12px 0 7px}.mini-card p{color:var(--ink-soft);font-size:14px;margin:0}.icon-box{width:43px;height:43px;display:grid;place-items:center;border-radius:13px;color:var(--blue);background:#e9f1ff}
.dark-section{background:#0d2852;color:#fff;position:relative;overflow:hidden}
.dark-section:after{content:"";position:absolute;width:380px;height:380px;border:1px solid rgba(123,231,239,.2);border-radius:50%;right:-100px;top:-150px;box-shadow:0 0 0 34px rgba(123,231,239,.04),0 0 0 70px rgba(123,231,239,.03)}
.dark-section .section-head p{color:#bbd0ed}.dark-section .eyebrow{color:#7be7ef}
.process-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;position:relative;z-index:1}
.process-card{padding:25px;background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.15);box-shadow:none}
.step-no{font-size:13px;color:#7be7ef;font-weight:900;letter-spacing:.1em}.process-card h3{font-size:20px;margin:15px 0 8px}.process-card p{color:#c4d5ec;font-size:14px;margin:0}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:2px solid #cfe0f4}
.timeline-item{padding:23px 18px 0;position:relative}.timeline-item:before{content:"";position:absolute;top:-8px;left:18px;width:14px;height:14px;background:var(--cyan);border:3px solid var(--paper);border-radius:50%}.timeline-item strong{display:block;font-size:18px;margin-bottom:6px}.timeline-item p{color:var(--ink-soft);font-size:14px;margin:0}
.quote-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:24px;align-items:stretch}.quote-card{padding:31px}.quote-card.highlight{background:#eaf4ff;border-color:#c9defc}.quote-card p{font-size:19px;line-height:1.75;margin:0 0 22px}.quote-card small{color:var(--ink-soft)}.quote-avatar{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;margin-right:9px;background:var(--blue);color:#fff;font-weight:900}
.faq-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}.faq-item{padding:20px 22px}.faq-item h3{font-size:17px;margin:0 0 8px;display:flex;gap:10px}.faq-item h3 i{color:var(--blue);margin-top:5px;font-size:14px}.faq-item p{font-size:14px;color:var(--ink-soft);margin:0}
.cta-box{padding:42px 48px;display:flex;justify-content:space-between;align-items:center;gap:25px;background:linear-gradient(120deg,#eaf4ff,#f8fcff)}
.cta-box h2{font-size:32px;line-height:1.3;margin:0 0 9px}.cta-box p{color:var(--ink-soft);margin:0;max-width:680px}
.site-footer{margin-top:0;background:#091c38;color:#c7d7ec;padding:48px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.25fr .75fr .75fr 1fr;gap:35px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.14)}
.footer-brand{color:#fff;font-size:24px;font-weight:900}.site-footer h3{color:#fff;font-size:15px;margin:4px 0 13px}.site-footer p{font-size:13px;color:#9fb4d0;margin:9px 0}.footer-links{display:grid;gap:7px;font-size:13px}.footer-links a:hover{color:#7be7ef}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;font-size:12px;color:#8ea6c4}.legal-links{display:flex;gap:15px;flex-wrap:wrap}.legal-links a:hover{color:#fff}
@media(max-width:1024px){
 .nav-links a{padding:9px 8px;font-size:12px}.nav-cta .btn{padding:0 14px}
 .inner-hero-grid,.split,.split.reverse{grid-template-columns:1fr;gap:32px}.hero-visual{max-width:650px}
 .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
 .container{width:min(var(--max),calc(100% - 28px))}
 .site-header{padding:12px 0}.nav-shell{padding:11px 14px}.brand{min-width:0}.brand-sub{display:none}
 .mobile-toggle{display:block;margin-left:auto}.nav-links{display:none;position:absolute;left:14px;right:14px;top:74px;padding:10px;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow)}
 .nav-links.open{display:flex}.nav-links a{justify-content:flex-start}.nav-cta{display:none}
 .inner-hero{min-height:auto;padding:58px 0}.inner-hero h1{font-size:42px}.inner-hero p{font-size:16px}
 .band-grid{grid-template-columns:1fr 1fr}.band-item{padding:18px 15px}.band-item:nth-child(2){border-right:0}.band-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
 .section{padding:65px 0}.feature-card,.insight-grid,.quote-grid{grid-template-columns:1fr}.feature-card img{height:240px;min-height:0}
 .process-grid,.timeline{grid-template-columns:1fr;gap:15px}.timeline{border-top:0;border-left:2px solid #cfe0f4;padding-left:20px}.timeline-item{padding:4px 0 18px 20px}.timeline-item:before{left:-28px;top:8px}
 .faq-list{grid-template-columns:1fr}.cta-box{padding:30px 24px;display:block}.cta-box .btn{margin-top:20px}
}
@media(max-width:520px){
 .brand-name{font-size:18px}.brand-mark{width:36px;height:36px}
 .inner-hero h1{font-size:35px}.hero-actions .btn{width:100%}.hero-visual img{min-height:220px}.hero-visual{min-height:220px}
 .band-item strong{font-size:23px}.copy h2{font-size:30px}.image-card img{height:270px}
 .footer-grid{grid-template-columns:1fr;gap:22px}.footer-bottom{display:block}.legal-links{margin-top:10px}
}