/* roulang page: index */
:root{
      --ink:#101a2d;
      --ink-soft:#536078;
      --navy:#12233f;
      --blue:#2b6ff2;
      --blue-dark:#1b4fc2;
      --cyan:#2dc8c1;
      --orange:#ff9c4a;
      --paper:#f5f7fb;
      --white:#ffffff;
      --line:#e3e8f1;
      --shadow:0 18px 50px rgba(22,43,80,.10);
      --shadow-sm:0 8px 24px rgba(22,43,80,.08);
      --radius:18px;
      --max:1180px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.8}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
    .section{padding:92px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:40px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:2px}
    .eyebrow::before{content:"";width:24px;height:2px;background:var(--cyan)}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(42px,6vw,78px);line-height:1.12;letter-spacing:0;font-weight:900}
    h2{font-size:clamp(30px,4vw,48px);line-height:1.2;letter-spacing:0;font-weight:850;margin-bottom:16px}
    h3{font-size:21px;line-height:1.35;margin-bottom:10px}
    .section-head p{max-width:570px;color:var(--ink-soft);margin:0}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 21px;border-radius:9px;border:1px solid transparent;font-weight:800;transition:.25s ease}
    .btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(26,77,179,.18)}
    .btn:focus-visible,.nav-link:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid rgba(45,200,193,.48);outline-offset:3px}
    .btn-primary{background:var(--blue);color:#fff}
    .btn-primary:hover{background:var(--blue-dark)}
    .btn-light{background:#fff;color:var(--navy);border-color:#d9e3f2}
    .btn-dark{background:var(--navy);color:#fff}
    .btn-ghost{background:transparent;color:var(--blue);border-color:#cddbf5}
    .tag{display:inline-flex;padding:5px 11px;border-radius:99px;background:#eaf1ff;color:var(--blue);font-size:13px;font-weight:750}
    .glass-header{position:absolute;z-index:10;top:18px;left:0;right:0}
    .nav-shell{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;border:1px solid rgba(255,255,255,.24);border-radius:14px;background:rgba(9,22,45,.56);backdrop-filter:blur(16px);box-shadow:0 10px 35px rgba(4,16,37,.18);color:#fff}
    .brand{display:flex;align-items:center;gap:11px;font-size:22px;font-weight:900;white-space:nowrap}
    .brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:var(--cyan);color:var(--navy);font-weight:950;font-size:18px}
    .nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;margin-right:20px}
    .nav-link{padding:9px 12px;border-radius:8px;color:rgba(255,255,255,.76);font-size:14px;white-space:nowrap}
    .nav-link:hover,.nav-link.active{background:rgba(255,255,255,.13);color:#fff}
    .nav-cta{min-height:40px;padding:0 16px;border-radius:8px;background:var(--orange);color:var(--navy);font-weight:850}
    .nav-cta:hover{background:#ffb26e;transform:translateY(-1px)}
    .menu-btn{display:none;background:none;border:0;color:#fff;font-size:26px}
    .hero{min-height:730px;display:flex;align-items:center;position:relative;overflow:hidden;color:#fff;background:#101d37 url("/assets/images/backpic/back-1.webp") center/cover no-repeat}
    .hero::after{content:"";position:absolute;inset:0;background:rgba(8,20,43,.67)}
    .hero .container{position:relative;z-index:1;padding-top:80px}
    .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;align-items:end;gap:70px}
    .hero-copy{max-width:700px}
    .hero .eyebrow{color:#82e9e1}
    .hero h1{max-width:690px;margin:20px 0 24px}
    .hero-text{max-width:650px;color:rgba(255,255,255,.78);font-size:18px;line-height:1.9}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 34px}
    .hero .btn-light{border:0}
    .hero-stats{display:flex;flex-wrap:wrap;gap:28px}
    .hero-stat{padding-left:18px;border-left:2px solid var(--cyan)}
    .hero-stat strong{display:block;font-size:25px;line-height:1.2}
    .hero-stat span{font-size:13px;color:rgba(255,255,255,.62)}
    .hero-promo{position:relative;max-width:390px;margin-left:auto;padding:28px;border:1px solid rgba(255,255,255,.25);background:rgba(11,28,58,.78);box-shadow:0 22px 60px rgba(0,0,0,.24)}
    .promo-sticker{position:absolute;right:-17px;top:-20px;width:82px;height:82px;display:grid;place-items:center;text-align:center;border-radius:50%;background:var(--orange);color:var(--navy);font-size:13px;font-weight:900;line-height:1.25;transform:rotate(9deg)}
    .hero-promo h3{font-size:27px}
    .promo-line{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.72)}
    .promo-line strong{color:#fff}
    .promo-note{margin:18px 0 0;font-size:13px;color:#9ab0d1}
    .split{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
    .split-image{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);position:relative}
    .split-image img{width:100%;aspect-ratio:1.18;object-fit:cover}
    .image-note{position:absolute;left:20px;bottom:20px;padding:11px 15px;background:rgba(10,28,57,.83);color:#fff;border-radius:9px;font-weight:700}
    .feature-list{display:grid;gap:18px;margin:28px 0 0;padding:0;list-style:none}
    .feature-list li{display:flex;gap:14px;align-items:flex-start}
    .feature-icon{flex:none;width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:#e5f8f6;color:#087d79;font-weight:900}
    .feature-list strong{display:block;margin-bottom:3px}
    .feature-list span{color:var(--ink-soft);font-size:14px}
    .band{background:var(--navy);color:#fff}
    .band .section-head p,.band .muted{color:#a9bad3}
    .rights-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .right-card{min-height:190px;padding:24px;background:#1a3155;border:1px solid rgba(255,255,255,.12);border-radius:14px;transition:.25s}
    .right-card:hover{transform:translateY(-5px);background:#204066}
    .right-card b{display:block;color:var(--cyan);font-size:30px;margin-bottom:18px}
    .right-card p{color:#b5c4d9;font-size:14px;margin:0}
    .price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}
    .price-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow-sm);position:relative}
    .price-card.featured{border:2px solid var(--blue);transform:translateY(-10px)}
    .price-card.featured::before{content:"推荐选择";position:absolute;right:22px;top:22px;padding:4px 9px;border-radius:5px;background:#eaf1ff;color:var(--blue);font-size:12px;font-weight:800}
    .price-card h3{font-size:25px}
    .price-card .price{font-size:36px;font-weight:900;color:var(--navy);margin:20px 0}
    .price-card .price small{font-size:14px;color:var(--ink-soft);font-weight:500}
    .price-list{list-style:none;padding:0;margin:20px 0 27px;display:grid;gap:12px;color:var(--ink-soft);font-size:14px}
    .price-list li::before{content:"✓";color:#12a59d;font-weight:900;margin-right:9px}
    .content-grid{display:grid;grid-template-columns:1.22fr .78fr;gap:22px}
    .news-list,.spotlight{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
    .news-list{padding:10px 28px}
    .news-item{display:grid;grid-template-columns:75px 1fr auto;gap:18px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}
    .news-item:last-child{border:0}
    .news-date{color:var(--blue);font-size:13px;font-weight:800}
    .news-item h3{font-size:17px;margin:0}
    .news-item p{margin:5px 0 0;color:var(--ink-soft);font-size:13px;line-height:1.6}
    .read-more{font-size:13px;color:var(--blue);font-weight:800;white-space:nowrap}
    .spotlight{overflow:hidden}
    .spotlight img{width:100%;height:205px;object-fit:cover}
    .spotlight-body{padding:23px}
    .spotlight-body p{color:var(--ink-soft);font-size:14px}
    .entry{background:#eaf4ff}
    .entry-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
    .entry-panel{padding:34px;background:#fff;border-radius:var(--radius);border:1px solid #d7e5f7}
    .entry-panel h3{font-size:26px}
    .entry-panel p{color:var(--ink-soft)}
    .entry-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
    .metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;padding:22px 0}
    .metric{border-left:3px solid var(--cyan);padding-left:19px}
    .metric strong{display:block;font-size:40px;line-height:1.2;color:var(--navy)}
    .metric span{font-size:14px;color:var(--ink-soft)}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
    .step{position:relative;padding:15px 28px 15px 0}
    .step:not(:last-child)::after{content:"→";position:absolute;right:13px;top:32px;color:var(--cyan);font-size:25px}
    .step-num{width:42px;height:42px;display:grid;place-items:center;margin-bottom:18px;background:var(--blue);color:#fff;border-radius:9px;font-weight:900}
    .step p{color:var(--ink-soft);font-size:14px}
    .dark-story{background:#0f1f3a;color:#fff}
    .story-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:60px;align-items:center}
    .story-grid p{color:#afbdd2}
    .quote{padding:26px 0 0;border-top:1px solid rgba(255,255,255,.18);font-size:20px;line-height:1.7;color:#fff}
    .timeline{border-left:2px solid #42628c;padding-left:28px;display:grid;gap:24px}
    .timeline-item{position:relative}
    .timeline-item::before{content:"";position:absolute;left:-36px;top:9px;width:14px;height:14px;border-radius:50%;background:var(--cyan);border:3px solid #0f1f3a}
    .timeline-item b{color:var(--cyan);font-size:13px}
    .timeline-item p{margin:5px 0 0;font-size:14px}
    .campaign{background:#fff2e5}
    .campaign-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:stretch}
    .campaign-main{padding:38px;border-radius:var(--radius);background:#ff9c4a;color:var(--navy)}
    .campaign-main h2{max-width:580px}
    .campaign-main p{max-width:590px}
    .countdown{display:flex;gap:10px;margin:25px 0}
    .time-box{min-width:68px;padding:10px 8px;text-align:center;background:rgba(255,255,255,.55);border-radius:8px}
    .time-box strong{display:block;font-size:25px;line-height:1.2}
    .time-box span{font-size:11px}
    .campaign-side{display:grid;gap:12px}
    .campaign-side div{padding:22px;background:#fff;border:1px solid #f0d6bd;border-radius:12px}
    .campaign-side b{display:block;margin-bottom:5px}
    .campaign-side span{font-size:14px;color:var(--ink-soft)}
    .updates{display:grid;grid-template-columns:.85fr 1.15fr;gap:38px}
    .update-list{display:grid;gap:12px}
    .update-row{display:grid;grid-template-columns:92px 1fr;gap:18px;padding:18px 0;border-bottom:1px solid var(--line)}
    .update-row b{color:var(--blue);font-size:13px}
    .update-row p{margin:0;color:var(--ink-soft);font-size:14px}
    .guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
    .guide-card{padding:25px;background:#fff;border:1px solid var(--line);border-radius:14px}
    .guide-card .guide-num{font-size:34px;color:var(--cyan);font-weight:900}
    .guide-card p{color:var(--ink-soft);font-size:14px;margin:0}
    .review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
    .review{padding:27px;background:#fff;border:1px solid var(--line);border-radius:14px}
    .stars{color:#f49a37;letter-spacing:3px;margin-bottom:13px}
    .review p{font-size:15px;line-height:1.8}
    .review small{color:var(--ink-soft)}
    .faq-wrap{max-width:860px;margin:0 auto}
    .faq-item{border-bottom:1px solid var(--line)}
    summary{list-style:none;cursor:pointer;padding:22px 0;font-weight:800;font-size:17px;display:flex;justify-content:space-between;gap:20px}
    summary::-webkit-details-marker{display:none}
    summary::after{content:"+";color:var(--blue);font-size:24px;line-height:1}
    details[open] summary::after{content:"−"}
    .faq-answer{padding:0 35px 23px 0;color:var(--ink-soft);font-size:14px}
    .subscribe{background:var(--blue);color:#fff}
    .subscribe-grid{display:flex;align-items:center;justify-content:space-between;gap:35px}
    .subscribe h2{margin-bottom:9px}
    .subscribe p{color:#d9e7ff;margin:0}
    .subscribe-form{display:flex;gap:9px;min-width:440px}
    .subscribe-form input{min-width:0;flex:1;border:0;border-radius:8px;padding:0 16px;color:var(--ink);background:#fff}
    .subscribe-form button{border:0}
    footer{background:#0b162a;color:#fff;padding:55px 0 25px}
    .footer-top{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:40px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.13)}
    footer .brand{margin-bottom:15px}
    footer p,footer li,footer a{color:#98a9c2;font-size:14px}
    footer p{max-width:300px}
    footer ul{list-style:none;padding:0;margin:0;display:grid;gap:9px}
    footer h3{font-size:15px;color:#fff;margin-bottom:15px}
    footer a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#7e91ad;font-size:12px}
    .footer-bottom a{font-size:12px}
    @media(max-width:1024px){
      .nav-links{gap:0;margin-right:8px}.nav-link{padding:8px 7px;font-size:13px}
      .hero-grid{gap:35px}.rights-grid{grid-template-columns:repeat(2,1fr)}
      .footer-top{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .container{width:min(100% - 28px,var(--max))}
      .section{padding:64px 0}.section-head{display:block;margin-bottom:28px}.section-head p{margin-top:12px}
      .nav-shell{height:62px}.menu-btn{display:block}.nav-links{display:none;position:absolute;left:0;right:0;top:70px;padding:10px;background:#102342;border:1px solid rgba(255,255,255,.18);border-radius:12px;flex-direction:column;align-items:stretch}
      .nav-links.open{display:flex}.nav-link{padding:12px 15px}.nav-cta{display:none}
      .hero{min-height:820px}.hero-grid,.split,.content-grid,.entry-grid,.story-grid,.campaign-grid,.updates{grid-template-columns:1fr}
      .hero-copy{padding-top:45px}.hero h1{font-size:45px}.hero-text{font-size:16px}
      .hero-promo{margin:10px 0 0;max-width:none}.price-grid{grid-template-columns:1fr}.price-card.featured{transform:none}
      .metrics{grid-template-columns:repeat(2,1fr);gap:22px}.steps{grid-template-columns:1fr 1fr;gap:15px}
      .step:not(:last-child)::after{display:none}.guide-grid,.review-grid{grid-template-columns:1fr}
      .subscribe-grid{display:block}.subscribe-form{min-width:0;margin-top:22px}
      .footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}
    }
    @media(max-width:520px){
      h2{font-size:32px}.hero h1{font-size:39px}.hero-actions,.hero-actions .btn{width:100%}
      .hero-stats{gap:17px}.hero-stat{padding-left:11px}.hero-stat strong{font-size:21px}
      .rights-grid{grid-template-columns:1fr}.news-list{padding:5px 18px}.news-item{grid-template-columns:1fr;gap:5px;padding:17px 0}
      .news-item .read-more{display:inline-block}.campaign-main{padding:26px 22px}.countdown{gap:6px}.time-box{min-width:58px}
      .update-row{grid-template-columns:1fr;gap:2px}.subscribe-form{display:grid}.subscribe-form input{min-height:48px;padding:0 13px}
      .footer-top{grid-template-columns:1fr;gap:25px}
    }

/* roulang page: category2 */
:root{--ink:#101a2d;--ink-soft:#536078;--navy:#12233f;--blue:#2b6ff2;--blue-dark:#1b4fc2;--cyan:#2dc8c1;--orange:#ff9c4a;--paper:#f5f7fb;--white:#fff;--line:#e3e8f1;--shadow:0 18px 50px rgba(22,43,80,.10);--shadow-sm:0 8px 24px rgba(22,43,80,.08);--radius:18px;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.8}a{color:inherit;text-decoration:none;transition:.25s ease}img{display:block;max-width:100%;height:auto}button,input,textarea{font:inherit}button{cursor:pointer}.container{width:min(var(--max),calc(100% - 40px));margin:auto}.section{padding:82px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:36px}.section-head h2{margin:8px 0 0;font-size:clamp(28px,4vw,44px);line-height:1.2;letter-spacing:-1px}.section-head p{max-width:560px;color:var(--ink-soft);margin:0}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:2px}.eyebrow:before{content:"";width:24px;height:2px;background:var(--cyan)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 21px;border-radius:9px;border:1px solid transparent;font-weight:800;transition:.25s ease}.btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(26,77,179,.18)}.btn:focus-visible,.nav-link:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(45,200,193,.48);outline-offset:3px}.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-dark)}.btn-light{background:#fff;color:var(--navy);border-color:#d9e3f2}.btn-dark{background:var(--navy);color:#fff}.tag{display:inline-flex;padding:5px 11px;border-radius:99px;background:#eaf1ff;color:var(--blue);font-size:13px;font-weight:750}.glass-header{position:absolute;z-index:10;top:18px;left:0;right:0}.nav-shell{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;border:1px solid rgba(255,255,255,.24);border-radius:14px;background:rgba(9,22,45,.56);backdrop-filter:blur(16px);box-shadow:0 10px 35px rgba(4,16,37,.18);color:#fff}.brand{display:flex;align-items:center;gap:11px;font-size:22px;font-weight:900;white-space:nowrap}.brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:var(--cyan);color:var(--navy);font-weight:950;font-size:18px}.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;margin-right:20px}.nav-link{padding:9px 12px;border-radius:8px;color:rgba(255,255,255,.76);font-size:14px;white-space:nowrap}.nav-link:hover,.nav-link.active{background:rgba(255,255,255,.13);color:#fff}.nav-cta{min-height:40px;padding:0 16px;border-radius:8px;background:var(--orange);color:var(--navy);font-weight:850}.nav-cta:hover{background:#ffb26e;transform:translateY(-1px)}.menu-btn{display:none;background:none;border:0;color:#fff;font-size:26px}
.hero{min-height:650px;display:flex;align-items:center;position:relative;overflow:hidden;color:#fff;background:#101d37 url("/assets/images/backpic/back-2.webp") center/cover no-repeat}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,20,43,.88),rgba(8,20,43,.46),rgba(8,20,43,.7))}.hero .container{position:relative;z-index:1;padding-top:75px}.hero-grid{display:grid;grid-template-columns:1fr .72fr;align-items:center;gap:70px}.hero-copy{max-width:700px}.hero .eyebrow{color:#82e9e1}.hero h1{font-size:clamp(42px,6vw,76px);line-height:1.1;letter-spacing:-3px;margin:20px 0}.hero-text{max-width:650px;color:rgba(255,255,255,.78);font-size:18px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0}.video-panel{padding:25px;border:1px solid rgba(255,255,255,.25);background:rgba(11,28,58,.72);box-shadow:0 22px 60px rgba(0,0,0,.25);border-radius:16px}.video-panel img{width:100%;aspect-ratio:1.4;object-fit:cover;border-radius:10px;opacity:.78}.play-btn{width:68px;height:68px;border-radius:50%;background:var(--orange);color:var(--navy);border:0;font-size:23px;position:absolute;right:calc(50% - 34px);top:calc(50% - 34px);box-shadow:0 0 0 10px rgba(255,156,74,.2);transition:.25s}.play-btn:hover{transform:scale(1.08)}.video-frame{position:relative}.video-panel p{color:#c0cce0;font-size:14px;margin:18px 0 0}.intro-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start}.intro-grid h2{font-size:clamp(30px,4vw,50px);line-height:1.2;margin:8px 0}.intro-copy{font-size:18px;color:var(--ink-soft)}.accent-line{height:3px;width:80px;background:var(--cyan);margin:24px 0}.info-box{background:var(--navy);color:#fff;border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}.info-box strong{font-size:42px;color:var(--cyan);display:block;line-height:1.2}.info-box span{color:#b9c6d9}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm);transition:.25s}.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.feature-card b{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;background:#e5f8f6;color:#087d79;font-size:20px}.feature-card h3{margin:22px 0 8px;font-size:21px}.feature-card p{color:var(--ink-soft);font-size:14px;margin:0}.dark-band{background:var(--navy);color:#fff}.dark-band .section-head p{color:#a9bad3}.topic-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}.topic-main,.topic-side{border-radius:var(--radius);overflow:hidden;position:relative;min-height:330px;background:#1b355b}.topic-main img,.topic-side img{width:100%;height:100%;object-fit:cover;opacity:.65}.topic-caption{position:absolute;inset:auto 25px 22px;color:#fff}.topic-caption h3{font-size:25px;margin:8px 0}.topic-caption p{margin:0;color:#d1dbea}.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#385073;border:1px solid #385073}.stat{background:var(--navy);padding:25px}.stat strong{font-size:34px;color:var(--cyan);display:block}.stat span{color:#b5c4d9;font-size:14px}.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.process-step{padding:25px 20px;background:#fff;border:1px solid var(--line);border-radius:14px}.step-num{color:var(--blue);font-weight:900;font-size:14px}.process-step h3{margin:12px 0 6px}.process-step p{color:var(--ink-soft);font-size:14px;margin:0}.quote-area{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:stretch}.quote-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px;box-shadow:var(--shadow-sm)}.quote-card blockquote{font-size:23px;line-height:1.6;margin:0 0 20px;font-weight:750}.quote-card cite{font-style:normal;color:var(--ink-soft)}.faq-list{display:grid;gap:12px;max-width:880px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 22px}.faq-list summary{cursor:pointer;font-weight:800}.faq-list p{color:var(--ink-soft);margin:12px 0 0;font-size:15px}.cta{background:linear-gradient(110deg,var(--blue-dark),var(--navy));color:#fff;border-radius:var(--radius);padding:48px;display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:clamp(28px,4vw,45px);line-height:1.2;margin:8px 0}.cta p{color:#c3d0e4;max-width:650px}.contact-form{display:flex;gap:10px;margin-top:20px}.contact-form input{min-height:48px;border:1px solid #dbe4f1;border-radius:9px;padding:0 15px;flex:1}.contact-form input:focus{border-color:var(--cyan)}footer{background:#0d1b32;color:#b5c4d9;padding:58px 0 22px}.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:35px}.footer-top .brand{color:#fff}.footer-top p{max-width:340px;font-size:14px}.footer-top h3{color:#fff;font-size:15px;margin:5px 0 15px}.footer-top ul{list-style:none;padding:0;margin:0;display:grid;gap:8px;font-size:14px}.footer-top li a:hover,.footer-bottom a:hover{color:var(--cyan)}.footer-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:42px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;font-size:12px}.modal{position:fixed;inset:0;z-index:30;background:rgba(5,13,28,.78);display:none;place-items:center;padding:20px}.modal.open{display:grid}.modal-card{width:min(650px,100%);background:#fff;border-radius:18px;padding:35px;position:relative}.modal-close{position:absolute;right:18px;top:12px;border:0;background:none;font-size:25px;color:var(--ink-soft)}
@media(max-width:1024px){.nav-links{gap:0;margin-right:8px}.nav-link{padding:8px 7px}.hero-grid{gap:35px}.process-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.container{width:min(var(--max),calc(100% - 28px))}.section{padding:62px 0}.section-head,.cta{display:block}.section-head p{margin-top:16px}.menu-btn{display:block;margin-left:auto;margin-right:12px}.nav-links{display:none;position:absolute;top:78px;left:0;right:0;padding:10px;background:rgba(9,22,45,.96);border:1px solid rgba(255,255,255,.2);border-radius:12px;flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-link{padding:12px}.nav-cta{display:none}.hero{min-height:790px}.hero-grid,.intro-grid,.topic-grid,.quote-area{grid-template-columns:1fr}.hero h1{letter-spacing:-1px}.video-panel{max-width:460px}.feature-grid{grid-template-columns:1fr}.stat-row{grid-template-columns:repeat(2,1fr)}.cta .btn{margin-top:18px}.footer-top{grid-template-columns:1fr 1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}}
@media(max-width:520px){.hero-actions,.contact-form{flex-direction:column}.hero .btn,.contact-form .btn{width:100%}.hero-text{font-size:16px}.stat-row{grid-template-columns:1fr 1fr}.process-grid{grid-template-columns:1fr}.footer-top{grid-template-columns:1fr}.footer-bottom{font-size:11px}}

/* roulang page: category1 */
:root{
      --ink:#101a2d;
      --ink-soft:#536078;
      --navy:#12233f;
      --blue:#2b6ff2;
      --blue-dark:#1b4fc2;
      --cyan:#2dc8c1;
      --orange:#ff9c4a;
      --paper:#f5f7fb;
      --white:#fff;
      --line:#e3e8f1;
      --shadow:0 18px 50px rgba(22,43,80,.10);
      --shadow-sm:0 8px 24px rgba(22,43,80,.08);
      --radius:18px;
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.8}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{display:block;max-width:100%;height:auto}
    button,input,select{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 40px));margin:auto}
    .section{padding:88px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:38px}
    .section-head h2{margin:10px 0 0;font-size:clamp(28px,4vw,42px);line-height:1.25;letter-spacing:-1px}
    .section-head p{max-width:560px;margin:0;color:var(--ink-soft)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:2px}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--cyan)}
    .glass-header{position:absolute;z-index:10;top:18px;left:0;right:0}
    .nav-shell{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;border:1px solid rgba(255,255,255,.24);border-radius:14px;background:rgba(9,22,45,.58);backdrop-filter:blur(16px);box-shadow:0 10px 35px rgba(4,16,37,.18);color:#fff}
    .brand{display:flex;align-items:center;gap:11px;font-size:22px;font-weight:900;white-space:nowrap}
    .brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:var(--cyan);color:var(--navy);font-weight:950;font-size:18px}
    .nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;margin-right:20px}
    .nav-link{padding:9px 12px;border-radius:8px;color:rgba(255,255,255,.76);font-size:14px;white-space:nowrap}
    .nav-link:hover,.nav-link.active{background:rgba(255,255,255,.14);color:#fff}
    .nav-cta{min-height:40px;padding:0 16px;border-radius:8px;background:var(--orange);color:var(--navy);font-weight:850}
    .nav-cta:hover{background:#ffb26e;transform:translateY(-1px)}
    .menu-btn{display:none;background:none;border:0;color:#fff;font-size:26px}
    .hero{position:relative;min-height:590px;display:flex;align-items:center;overflow:hidden;color:#fff;background:#101d37 url("/assets/images/backpic/back-2.webp") center/cover no-repeat}
    .hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,20,43,.82),rgba(8,20,43,.42))}
    .hero .container{position:relative;z-index:1;padding-top:80px}
    .hero-grid{display:grid;grid-template-columns:1.06fr .94fr;align-items:center;gap:70px}
    .hero h1{max-width:650px;margin:18px 0;font-size:clamp(40px,6vw,68px);line-height:1.15;letter-spacing:-2px}
    .hero-text{max-width:625px;color:rgba(255,255,255,.8);font-size:18px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
    .hero .eyebrow{color:#82e9e1}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 21px;border-radius:9px;border:1px solid transparent;font-weight:800;transition:.25s}
    .btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(26,77,179,.18)}
    .btn:focus-visible,.nav-link:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(45,200,193,.48);outline-offset:3px}
    .btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-dark)}
    .btn-light{background:#fff;color:var(--navy)}.btn-dark{background:var(--navy);color:#fff}
    .btn-ghost{background:transparent;color:var(--blue);border-color:#cddbf5}
    .hero-panel{padding:26px;border:1px solid rgba(255,255,255,.24);background:rgba(10,29,59,.78);box-shadow:0 22px 60px rgba(0,0,0,.24);border-radius:16px}
    .hero-panel h3{margin:0 0 18px;font-size:24px}
    .panel-top{display:flex;justify-content:space-between;color:#b9c9df;font-size:13px}
    .status{color:#82e9e1}
    .time-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin:17px 0}
    .time-slot{padding:10px 4px;text-align:center;border:1px solid rgba(255,255,255,.18);border-radius:8px;color:#dce8f7;font-size:13px}
    .time-slot.selected{background:var(--cyan);color:var(--navy);border-color:var(--cyan);font-weight:800}
    .match-row{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-top:1px solid rgba(255,255,255,.14);font-size:14px}
    .match-row b{color:#fff}.match-row span{color:#9eafc8}
    .tag{display:inline-flex;padding:5px 11px;border-radius:99px;background:#eaf1ff;color:var(--blue);font-size:13px;font-weight:750}
    .intro-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:55px;align-items:center}
    .intro-grid img{width:100%;height:390px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .lead{font-size:18px;color:var(--ink-soft)}
    .feature-list{display:grid;gap:17px;margin:25px 0 0;padding:0;list-style:none}
    .feature-list li{display:flex;gap:14px;align-items:flex-start}
    .feature-icon{flex:none;width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:#e5f8f6;color:#087d79;font-weight:900}
    .feature-list strong{display:block}.feature-list span{color:var(--ink-soft);font-size:14px}
    .dark-band{background:var(--navy);color:#fff}
    .dark-band .section-head p{color:#a9bad3}
    .data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .data-card{padding:25px;background:#1a3155;border:1px solid rgba(255,255,255,.12);border-radius:14px;transition:.25s}
    .data-card:hover{transform:translateY(-5px);background:#204066}
    .data-card b{display:block;color:var(--cyan);font-size:32px;line-height:1.2;margin-bottom:12px}.data-card p{margin:0;color:#b5c4d9;font-size:14px}
    .schedule-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:22px}
    .calendar-card,.schedule-card,.quote-card,.faq-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
    .calendar-card{padding:27px}.calendar-card h3{margin-top:0;font-size:24px}
    .day-list{display:grid;gap:9px}.day{display:flex;justify-content:space-between;padding:12px 14px;border-radius:9px;color:var(--ink-soft)}.day:hover,.day.active{background:#eaf1ff;color:var(--blue);font-weight:800}
    .schedule-card{padding:10px 28px}.schedule-item{display:grid;grid-template-columns:90px 1fr auto;gap:18px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}.schedule-item:last-child{border-bottom:0}.schedule-item time{color:var(--blue);font-weight:900}.schedule-item h3{font-size:17px;margin:0}.schedule-item p{margin:3px 0 0;color:var(--ink-soft);font-size:13px}
    .story-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:22px}.story-main{position:relative;min-height:390px;overflow:hidden;border-radius:var(--radius);color:#fff}.story-main img{width:100%;height:100%;object-fit:cover}.story-main:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,17,38,.82),transparent 65%)}.story-copy{position:absolute;z-index:1;bottom:27px;left:30px;right:30px}.story-copy h2{margin:8px 0;font-size:30px;line-height:1.3}.story-side{display:grid;gap:16px}.mini-card{padding:23px;background:#fff;border:1px solid var(--line);border-radius:14px}.mini-card h3{margin:8px 0;font-size:19px}.mini-card p{margin:0;color:var(--ink-soft);font-size:14px}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.process-item{padding:25px 22px;border-top:3px solid var(--cyan);background:#fff;box-shadow:var(--shadow-sm);border-radius:0 0 14px 14px}.process-item b{font-size:30px;color:var(--blue)}.process-item h3{margin:10px 0 5px;font-size:18px}.process-item p{margin:0;color:var(--ink-soft);font-size:14px}
    .quote-card{display:grid;grid-template-columns:1fr auto;align-items:center;gap:30px;padding:31px}.quote-card h2{margin:0;font-size:30px}.quote-card p{color:var(--ink-soft);margin:8px 0 0}
    .faq-wrap{padding:8px 28px}.faq-wrap details{border-bottom:1px solid var(--line);padding:20px 0}.faq-wrap details:last-child{border:0}.faq-wrap summary{cursor:pointer;font-weight:800;list-style:none;display:flex;justify-content:space-between}.faq-wrap summary:after{content:"＋";color:var(--blue);font-size:22px}.faq-wrap details[open] summary:after{content:"－"}.faq-wrap p{color:var(--ink-soft);margin:12px 28px 0 0}
    .contact-section{background:#eaf1ff}.contact-grid{display:grid;grid-template-columns:1fr .9fr;gap:30px;align-items:stretch}.contact-copy{padding:20px 0}.contact-copy h2{font-size:40px;line-height:1.3;margin:10px 0}.contact-form{padding:28px;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{display:grid;gap:7px;margin-bottom:15px}.field label{font-size:13px;font-weight:800;color:var(--ink-soft)}.field input,.field select{width:100%;height:46px;border:1px solid var(--line);border-radius:8px;padding:0 13px;color:var(--ink);background:#fff}.form-note{font-size:12px;color:var(--ink-soft);margin:12px 0 0}
    footer{background:#0d1a30;color:#fff;padding:56px 0 22px}.footer-top{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:35px}.footer-top p{max-width:320px;color:#9eafc8;font-size:14px}.footer-top h3{font-size:15px;margin:3px 0 14px}.footer-top ul{list-style:none;padding:0;margin:0;display:grid;gap:7px}.footer-top li a{color:#9eafc8;font-size:14px}.footer-top li a:hover{color:var(--cyan)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:20px;color:#8495ae;font-size:12px}.footer-bottom a:hover{color:#fff}
    @media(max-width:1024px){.nav-links{gap:0}.nav-link{padding:8px 8px}.hero-grid{gap:35px}.data-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.container{width:min(var(--max),calc(100% - 28px))}.section{padding:64px 0}.section-head{display:block}.section-head p{margin-top:14px}.glass-header{top:10px}.nav-shell{height:62px}.menu-btn{display:block;margin-left:auto;margin-right:12px}.nav-links{display:none;position:absolute;top:70px;left:0;right:0;padding:10px;background:rgba(9,22,45,.96);border-radius:12px;flex-direction:column;align-items:stretch;margin:0}.nav-links.open{display:flex}.nav-link{padding:11px 14px}.nav-cta{font-size:13px;padding:0 11px}.hero{min-height:720px}.hero-grid,.intro-grid,.schedule-layout,.story-grid,.contact-grid{grid-template-columns:1fr}.hero h1{font-size:45px}.hero-panel{max-width:500px}.intro-grid img{height:300px}.process{grid-template-columns:repeat(2,1fr)}.quote-card{display:block}.quote-card .btn{margin-top:20px}.footer-top{grid-template-columns:1.4fr 1fr 1fr}.footer-top>div:last-child{grid-column:2}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}}
    @media(max-width:520px){.brand{font-size:19px}.brand-mark{width:30px;height:30px}.nav-cta{display:none}.hero h1{font-size:38px;letter-spacing:-1px}.hero-text{font-size:16px}.hero-actions .btn{width:100%}.data-grid,.process,.form-row{grid-template-columns:1fr}.schedule-card{padding:8px 17px}.schedule-item{grid-template-columns:65px 1fr;gap:10px}.schedule-item .btn{grid-column:2;justify-self:start}.story-main{min-height:330px}.story-copy h2{font-size:24px}.footer-top{grid-template-columns:1fr 1fr}.footer-top>div:first-child{grid-column:1/-1}.footer-top>div:last-child{grid-column:auto}}

/* roulang page: category3 */
:root{
      --ink:#101a2d;--ink-soft:#536078;--navy:#12233f;--blue:#2b6ff2;
      --blue-dark:#1b4fc2;--cyan:#2dc8c1;--orange:#ff9c4a;--paper:#f5f7fb;
      --white:#fff;--line:#e3e8f1;--shadow:0 18px 50px rgba(22,43,80,.10);
      --shadow-sm:0 8px 24px rgba(22,43,80,.08);--radius:18px;--max:1180px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.8}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
    .section{padding:88px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:38px}
    .section-head h2{margin:10px 0 0;font-size:clamp(28px,4vw,43px);line-height:1.25;letter-spacing:-1px}
    .section-head p{max-width:570px;color:var(--ink-soft);margin:0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:2px}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--cyan)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 21px;border-radius:9px;border:1px solid transparent;font-weight:800;transition:.25s ease}
    .btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(26,77,179,.18)}
    .btn:focus-visible,.nav-link:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid rgba(45,200,193,.48);outline-offset:3px}
    .btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-dark)}
    .btn-light{background:#fff;color:var(--navy);border-color:#d9e3f2}
    .btn-dark{background:var(--navy);color:#fff}
    .btn-ghost{background:transparent;color:var(--blue);border-color:#cddbf5}
    .tag{display:inline-flex;padding:5px 11px;border-radius:99px;background:#eaf1ff;color:var(--blue);font-size:13px;font-weight:750}
    .glass-header{position:absolute;z-index:10;top:18px;left:0;right:0}
    .nav-shell{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;border:1px solid rgba(255,255,255,.24);border-radius:14px;background:rgba(9,22,45,.56);backdrop-filter:blur(16px);box-shadow:0 10px 35px rgba(4,16,37,.18);color:#fff}
    .brand{display:flex;align-items:center;gap:11px;font-size:22px;font-weight:900;white-space:nowrap}
    .brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:var(--cyan);color:var(--navy);font-weight:950;font-size:18px}
    .nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;margin-right:20px}
    .nav-link{padding:9px 12px;border-radius:8px;color:rgba(255,255,255,.76);font-size:14px;white-space:nowrap}
    .nav-link:hover,.nav-link.active{background:rgba(255,255,255,.13);color:#fff}
    .nav-cta{min-height:40px;padding:0 16px;border-radius:8px;background:var(--orange);color:var(--navy);font-weight:850}
    .nav-cta:hover{background:#ffb26e;transform:translateY(-1px)}
    .menu-btn{display:none;background:none;border:0;color:#fff;font-size:26px}
    .inner-hero{position:relative;min-height:510px;color:#fff;display:flex;align-items:end;overflow:hidden;background:#10213d url("/assets/images/backpic/back-2.webp") center/cover no-repeat}
    .inner-hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,21,46,.91),rgba(10,31,63,.52),rgba(10,31,63,.7))}
    .inner-hero .container{position:relative;z-index:1;padding:145px 0 66px}
    .hero-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:end}
    .inner-hero h1{font-size:clamp(42px,6vw,76px);line-height:1.12;letter-spacing:-3px;margin:18px 0}
    .hero-copy{max-width:680px}
    .hero-copy p{color:rgba(255,255,255,.78);font-size:18px;max-width:650px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
    .live-panel{padding:26px;border:1px solid rgba(255,255,255,.25);background:rgba(11,28,58,.8);box-shadow:0 22px 60px rgba(0,0,0,.25)}
    .live-panel img{width:100%;height:145px;object-fit:cover;border-radius:10px;margin-bottom:20px}
    .live-panel h3{font-size:24px;margin:0 0 6px}
    .live-meta{display:flex;justify-content:space-between;gap:12px;color:#b9c9df;font-size:13px}
    .countdown{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:18px 0}
    .countdown div{padding:10px 6px;text-align:center;background:rgba(255,255,255,.09);border-radius:8px}
    .countdown strong{display:block;color:var(--cyan);font-size:25px;line-height:1.2}
    .countdown span{font-size:11px;color:#b9c9df}
    .panel-note{font-size:13px;color:#b9c9df;margin:12px 0 0}
    .data-intro{display:grid;grid-template-columns:.9fr 1.1fr;gap:58px;align-items:center}
    .data-intro img{width:100%;aspect-ratio:1.12;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .data-intro h2{font-size:clamp(30px,4vw,48px);line-height:1.25;margin:12px 0 18px}
    .data-intro p{color:var(--ink-soft)}
    .feature-list{display:grid;gap:18px;margin:28px 0 0;padding:0;list-style:none}
    .feature-list li{display:flex;gap:14px;align-items:flex-start}
    .feature-icon{flex:none;width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:#e5f8f6;color:#087d79;font-weight:900}
    .feature-list strong{display:block;margin-bottom:3px}.feature-list span{color:var(--ink-soft);font-size:14px}
    .dark-band{background:var(--navy);color:#fff}
    .dark-band .section-head p{color:#a9bad3}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
    .metric{padding:25px;border:1px solid rgba(255,255,255,.13);background:#1a3155;border-radius:14px}
    .metric b{display:block;color:var(--cyan);font-size:34px;line-height:1.2;margin-bottom:8px}
    .metric span{color:#b6c5d9;font-size:14px}
    .insight-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:22px}
    .insight-card,.table-card,.notice-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
    .insight-card{padding:30px}
    .insight-card h3{font-size:25px;margin:8px 0 12px}
    .insight-card p{color:var(--ink-soft)}
    .bar-list{display:grid;gap:15px;margin-top:24px}
    .bar-row{display:grid;grid-template-columns:100px 1fr 45px;align-items:center;gap:12px;font-size:14px}
    .bar{height:9px;background:#edf1f7;border-radius:20px;overflow:hidden}
    .bar i{display:block;height:100%;background:linear-gradient(90deg,var(--blue),var(--cyan));border-radius:20px}
    .notice-card{padding:27px;background:#eef7ff}
    .notice-card h3{margin:0 0 14px;font-size:23px}
    .notice-card ul{padding-left:20px;color:var(--ink-soft);margin:0}
    .notice-card li{margin:9px 0}
    .table-card{padding:26px;overflow:auto}
    .table-card h3{margin:0 0 18px}
    .data-table{width:100%;border-collapse:collapse;min-width:610px}
    .data-table th,.data-table td{text-align:left;padding:15px 12px;border-bottom:1px solid var(--line);font-size:14px}
    .data-table th{color:var(--ink-soft);font-weight:700;background:#f8faff}
    .data-table td strong{color:var(--navy)}
    .status{display:inline-flex;padding:4px 9px;border-radius:99px;background:#e7f8f4;color:#087d79;font-size:12px;font-weight:800}
    .process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .process-card{position:relative;padding:25px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-sm)}
    .process-card em{font-style:normal;color:var(--blue);font-size:14px;font-weight:900}
    .process-card h3{font-size:19px;margin:18px 0 8px}.process-card p{color:var(--ink-soft);font-size:14px;margin:0}
    .split-callout{display:grid;grid-template-columns:1fr 1fr;gap:0;overflow:hidden;border-radius:var(--radius);background:#eaf1ff}
    .split-callout img{height:100%;width:100%;object-fit:cover;min-height:310px}
    .callout-copy{padding:45px}
    .callout-copy h2{font-size:34px;line-height:1.3;margin:12px 0}
    .callout-copy p{color:var(--ink-soft)}
    .faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:54px;align-items:start}
    .faq-intro h2{font-size:38px;line-height:1.3;margin:12px 0}
    .faq-intro p{color:var(--ink-soft)}
    .faq-list{display:grid;gap:12px}
    details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:0 20px;box-shadow:var(--shadow-sm)}
    summary{cursor:pointer;list-style:none;padding:20px 0;font-weight:800;position:relative;padding-right:30px}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:0;color:var(--blue);font-size:24px;font-weight:400}
    details[open] summary:after{content:"−"}
    details p{color:var(--ink-soft);font-size:14px;margin:0 0 20px}
    .cta{padding:66px 0;background:linear-gradient(115deg,#12233f,#1c3b67);color:#fff}
    .cta-box{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:clamp(29px,4vw,45px);line-height:1.25;margin:10px 0}
    .cta p{color:#b8c8db;max-width:650px;margin:0}
    footer{background:#0d1a30;color:#fff;padding:58px 0 22px}
    .footer-top{display:grid;grid-template-columns:1.55fr 1fr 1fr 1fr;gap:34px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12)}
    footer .brand{margin-bottom:15px}footer p{color:#aebdd1;font-size:14px;max-width:330px}
    footer h3{font-size:15px;margin:6px 0 15px;color:#fff}footer ul{list-style:none;margin:0;padding:0}
    footer li{margin:9px 0;color:#aebdd1;font-size:14px}footer li a:hover{color:var(--cyan)}
    .footer-bottom{display:flex;justify-content:space-between;gap:18px;padding-top:20px;color:#899bb4;font-size:12px}
    .footer-bottom a:hover{color:#fff}
    @media(max-width:1024px){.nav-links{gap:0}.nav-link{padding:9px 8px}.hero-layout,.data-intro,.insight-grid{gap:32px}.metric-grid,.process-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 28px))}.section{padding:64px 0}
      .glass-header{top:10px}.nav-shell{height:64px}.menu-btn{display:block}.nav-links{display:none;position:absolute;top:72px;left:0;right:0;padding:12px;background:#12233f;border:1px solid rgba(255,255,255,.18);border-radius:12px;flex-direction:column;align-items:stretch;margin:0}.nav-links.open{display:flex}.nav-link{padding:12px}.nav-cta{display:none}
      .inner-hero{min-height:720px}.inner-hero .container{padding-top:125px}.hero-layout,.data-intro,.insight-grid,.split-callout,.faq-grid{grid-template-columns:1fr}.hero-layout{gap:34px}.live-panel{max-width:520px}.hero-copy p{font-size:16px}.section-head{display:block}.section-head p{margin-top:15px}.footer-top{grid-template-columns:1fr 1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}
    }
    @media(max-width:520px){
      .inner-hero h1{font-size:43px;letter-spacing:-1px}.hero-actions .btn{width:100%}.metric-grid,.process-grid{grid-template-columns:1fr}.bar-row{grid-template-columns:78px 1fr 35px}.callout-copy{padding:28px}.callout-copy h2{font-size:29px}.footer-top{grid-template-columns:1fr}.data-intro img{aspect-ratio:1.3}
    }

/* roulang page: category5 */
:root{
      --ink:#101a2d;--ink-soft:#536078;--navy:#12233f;--blue:#2b6ff2;
      --blue-dark:#1b4fc2;--cyan:#2dc8c1;--orange:#ff9c4a;--paper:#f5f7fb;
      --white:#fff;--line:#e3e8f1;--shadow:0 18px 50px rgba(22,43,80,.10);
      --shadow-sm:0 8px 24px rgba(22,43,80,.08);--radius:18px;--max:1180px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.8}
    a{text-decoration:none;color:inherit;transition:.25s ease}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
    .section{padding:86px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:38px}
    .section-head h2{margin:10px 0 0;font-size:clamp(28px,4vw,44px);line-height:1.2;letter-spacing:-1px}
    .section-head p{max-width:570px;color:var(--ink-soft);margin:0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:2px}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--cyan)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 21px;border-radius:9px;border:1px solid transparent;font-weight:800;transition:.25s ease}
    .btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(26,77,179,.18)}
    .btn:focus-visible,.nav-link:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid rgba(45,200,193,.48);outline-offset:3px}
    .btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-dark)}
    .btn-light{background:#fff;color:var(--navy);border-color:#d9e3f2}.btn-dark{background:var(--navy);color:#fff}
    .tag{display:inline-flex;padding:5px 11px;border-radius:99px;background:#eaf1ff;color:var(--blue);font-size:13px;font-weight:750}
    .glass-header{position:absolute;z-index:10;top:18px;left:0;right:0}
    .nav-shell{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;border:1px solid rgba(255,255,255,.24);border-radius:14px;background:rgba(9,22,45,.56);backdrop-filter:blur(16px);box-shadow:0 10px 35px rgba(4,16,37,.18);color:#fff}
    .brand{display:flex;align-items:center;gap:11px;font-size:22px;font-weight:900;white-space:nowrap}
    .brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:var(--cyan);color:var(--navy);font-weight:950;font-size:18px}
    .nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;margin-right:20px}
    .nav-link{padding:9px 12px;border-radius:8px;color:rgba(255,255,255,.76);font-size:14px;white-space:nowrap}
    .nav-link:hover,.nav-link.active{background:rgba(255,255,255,.13);color:#fff}
    .nav-cta{min-height:40px;padding:0 16px;border-radius:8px;background:var(--orange);color:var(--navy);font-weight:850}
    .nav-cta:hover{background:#ffb26e;transform:translateY(-1px)}
    .menu-btn{display:none;background:none;border:0;color:#fff;font-size:26px}
    .hero{min-height:620px;display:flex;align-items:center;position:relative;overflow:hidden;color:#fff;background:#101d37 url("/assets/images/backpic/back-2.webp") center/cover no-repeat}
    .hero:after{content:"";position:absolute;inset:0;background:rgba(8,20,43,.72)}
    .hero .container{position:relative;z-index:1;padding-top:78px}
    .hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center}
    .hero h1{font-size:clamp(40px,6vw,68px);line-height:1.12;letter-spacing:-2px;margin:20px 0}
    .hero-text{max-width:640px;color:rgba(255,255,255,.78);font-size:18px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0}
    .hero .eyebrow{color:#82e9e1}
    .hero-panel{padding:28px;border:1px solid rgba(255,255,255,.24);background:rgba(11,28,58,.78);box-shadow:0 22px 60px rgba(0,0,0,.24);border-radius:16px}
    .hero-panel h3{font-size:25px;margin:0 0 18px}
    .panel-row{display:flex;justify-content:space-between;gap:20px;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.14);color:#d8e4f5}
    .panel-row:last-child{border:0}.panel-row b{color:var(--cyan)}
    .benefit-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:18px}
    .benefit-card,.level-card,.info-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:.25s ease}
    .benefit-card:hover,.level-card:hover,.info-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .benefit-card{padding:30px;min-height:230px}.benefit-card.large{grid-row:span 2;background:var(--navy);color:#fff;display:flex;flex-direction:column;justify-content:space-between}
    .benefit-card h3,.level-card h3,.info-card h3{font-size:22px;line-height:1.35;margin:16px 0 10px}
    .benefit-card p,.level-card p,.info-card p{color:var(--ink-soft);font-size:14px;margin:0}.benefit-card.large p{color:#bdcce1}
    .benefit-symbol{font-size:30px;color:var(--cyan);font-weight:900}
    .dark-band{background:var(--navy);color:#fff}.dark-band .section-head p{color:#b5c4d9}
    .numbers{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.16)}
    .number{padding:27px;background:#162b4b}.number strong{display:block;font-size:36px;color:var(--cyan);line-height:1.2}.number span{font-size:14px;color:#b5c4d9}
    .levels{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .level-card{padding:28px;position:relative}.level-card.featured{border:2px solid var(--blue);transform:translateY(-10px)}.level-card.featured:after{content:"优先推荐";position:absolute;top:20px;right:20px;background:#eaf1ff;color:var(--blue);font-size:12px;font-weight:800;padding:4px 9px;border-radius:5px}
    .level-price{font-size:30px;font-weight:900;color:var(--navy);margin:18px 0}.level-price small{font-size:13px;color:var(--ink-soft);font-weight:500}
    .check-list{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:10px;color:var(--ink-soft);font-size:14px}.check-list li:before{content:"✓";color:#12a59d;font-weight:900;margin-right:9px}
    .split{display:grid;grid-template-columns:.92fr 1.08fr;gap:58px;align-items:center}.split img{width:100%;aspect-ratio:1.2;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .split h2{font-size:clamp(28px,4vw,43px);line-height:1.25;margin:14px 0 18px}.split p{color:var(--ink-soft)}
    .step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.step{padding:25px;background:#fff;border-top:3px solid var(--cyan);box-shadow:var(--shadow-sm)}.step b{font-size:33px;color:var(--blue)}.step h3{margin:12px 0 6px;font-size:19px}.step p{margin:0;color:var(--ink-soft);font-size:14px}
    .scene-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.scene{padding:28px;border-radius:var(--radius);background:#eaf1ff;min-height:190px}.scene:nth-child(2){background:#e5f8f6}.scene:nth-child(3){background:#fff0e5}.scene:nth-child(4){background:#e9e8ff}.scene h3{margin:0 0 9px;font-size:21px}.scene p{margin:0;color:var(--ink-soft);font-size:14px}
    .faq{display:grid;grid-template-columns:.7fr 1.3fr;gap:60px}.faq-intro h2{font-size:39px;line-height:1.25;margin:14px 0}.faq-intro p{color:var(--ink-soft)}.faq-list{display:grid;gap:12px}
    details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 22px;box-shadow:var(--shadow-sm)}summary{cursor:pointer;font-weight:800;color:var(--navy)}details p{color:var(--ink-soft);font-size:14px;margin:12px 0 0}
    .cta{padding:52px 58px;background:linear-gradient(105deg,var(--blue),#204fb6);color:#fff;border-radius:var(--radius);display:flex;justify-content:space-between;align-items:center;gap:28px;box-shadow:var(--shadow)}.cta h2{font-size:34px;line-height:1.25;margin:0 0 10px}.cta p{margin:0;color:#dce8ff}
    footer{background:#0d1a30;color:#dce6f4;padding:58px 0 22px}.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}.footer-top p{color:#9eafc7;max-width:330px;font-size:14px}.footer-top h3{font-size:15px;color:#fff;margin:5px 0 16px}.footer-top ul{list-style:none;padding:0;margin:0;display:grid;gap:8px;color:#a7b6cc;font-size:14px}.footer-top li a:hover{color:var(--cyan)}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#879ab5;font-size:12px}.footer-bottom a:hover{color:#fff}
    @media(max-width:1024px){.nav-links{gap:0;margin-right:8px}.nav-link{padding:8px 7px;font-size:13px}.hero-grid{gap:35px}.benefit-grid{grid-template-columns:1fr 1fr}.benefit-card.large{grid-row:auto;grid-column:span 2}.step-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.container{width:min(var(--max),calc(100% - 28px))}.section{padding:64px 0}.section-head,.cta{display:block}.section-head p{margin-top:16px}.glass-header{top:10px}.nav-shell{height:62px;padding:0 14px}.menu-btn{display:block;margin-left:auto;margin-right:10px}.nav-links{display:none;position:absolute;top:70px;left:14px;right:14px;margin:0;padding:10px;background:rgba(9,22,45,.96);border:1px solid rgba(255,255,255,.18);border-radius:12px;flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-link{padding:11px 14px}.nav-cta{font-size:13px;padding:0 12px}.hero{min-height:760px}.hero-grid,.split,.faq{grid-template-columns:1fr}.hero-panel{max-width:none}.numbers{grid-template-columns:1fr 1fr}.levels{grid-template-columns:1fr}.level-card.featured{transform:none}.split{gap:30px}.faq{gap:30px}.cta{padding:35px 26px}.cta .btn{margin-top:22px}.footer-top{grid-template-columns:1fr 1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:10px}}
    @media(max-width:520px){.hero h1{font-size:40px}.hero-text{font-size:16px}.hero-actions .btn{width:100%}.benefit-grid,.scene-grid{grid-template-columns:1fr}.benefit-card.large{grid-column:auto}.numbers{grid-template-columns:1fr 1fr}.step-grid{grid-template-columns:1fr}.footer-top{grid-template-columns:1fr}.brand{font-size:19px}.brand-mark{width:31px;height:31px}}

/* roulang page: category6 */
:root{
      --ink:#101a2d;--ink-soft:#536078;--navy:#12233f;--blue:#2b6ff2;
      --blue-dark:#1b4fc2;--cyan:#2dc8c1;--orange:#ff9c4a;--paper:#f5f7fb;
      --white:#fff;--line:#e3e8f1;--shadow:0 18px 50px rgba(22,43,80,.10);
      --shadow-sm:0 8px 24px rgba(22,43,80,.08);--radius:18px;--max:1180px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.8}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
    .section{padding:82px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:36px}
    .section-head h2{margin:10px 0 0;font-size:clamp(28px,4vw,42px);line-height:1.25;letter-spacing:-1px}
    .section-head p{max-width:570px;color:var(--ink-soft);margin:0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:2px}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--cyan)}
    .glass-header{position:absolute;z-index:10;top:18px;left:0;right:0}
    .nav-shell{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;border:1px solid rgba(255,255,255,.24);border-radius:14px;background:rgba(9,22,45,.56);backdrop-filter:blur(16px);box-shadow:0 10px 35px rgba(4,16,37,.18);color:#fff}
    .brand{display:flex;align-items:center;gap:11px;font-size:22px;font-weight:900;white-space:nowrap}
    .brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:var(--cyan);color:var(--navy);font-weight:950;font-size:18px}
    .nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;margin-right:20px}
    .nav-link{padding:9px 12px;border-radius:8px;color:rgba(255,255,255,.76);font-size:14px;white-space:nowrap}
    .nav-link:hover,.nav-link.active{background:rgba(255,255,255,.13);color:#fff}
    .nav-cta{min-height:40px;padding:0 16px;border-radius:8px;background:var(--orange);color:var(--navy);font-weight:850}
    .nav-cta:hover{background:#ffb26e;transform:translateY(-1px)}
    .menu-btn{display:none;background:none;border:0;color:#fff;font-size:26px}
    .hero{min-height:610px;display:flex;align-items:center;position:relative;overflow:hidden;color:#fff;background:#101d37 url("/assets/images/backpic/back-2.webp") center/cover no-repeat}
    .hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,20,43,.86),rgba(8,20,43,.54))}
    .hero .container{position:relative;z-index:1;padding-top:70px}
    .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
    .hero h1{max-width:650px;margin:18px 0 20px;font-size:clamp(40px,6vw,68px);line-height:1.15;letter-spacing:-2px}
    .hero-text{max-width:630px;color:rgba(255,255,255,.78);font-size:18px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 21px;border-radius:9px;border:1px solid transparent;font-weight:800;transition:.25s ease}
    .btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(26,77,179,.18)}
    .btn:focus-visible,.nav-link:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(45,200,193,.48);outline-offset:3px}
    .btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-dark)}
    .btn-light{background:#fff;color:var(--navy)}.btn-dark{background:var(--navy);color:#fff}
    .btn-ghost{background:transparent;color:var(--blue);border-color:#cddbf5}
    .hero .btn-ghost{color:#fff;border-color:rgba(255,255,255,.35)}
    .support-panel{padding:30px;border:1px solid rgba(255,255,255,.23);background:rgba(11,28,58,.76);box-shadow:0 25px 65px rgba(0,0,0,.24);border-radius:16px}
    .support-panel h3{font-size:25px;margin:0 0 10px}.support-panel p{color:#bdcbe0;margin:0 0 22px}
    .quick-line{display:flex;justify-content:space-between;padding:14px 0;border-top:1px solid rgba(255,255,255,.14);color:#dce7f6}
    .quick-line span{color:#8ee2dc}.tag{display:inline-flex;padding:5px 11px;border-radius:99px;background:#eaf1ff;color:var(--blue);font-size:13px;font-weight:750}
    .number-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .number-card{padding:26px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
    .number-card strong{display:block;color:var(--blue);font-size:34px;line-height:1.2}.number-card span{color:var(--ink-soft);font-size:14px}
    .service-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:25px;align-items:stretch}
    .service-intro{padding:34px;background:var(--navy);color:#fff;border-radius:var(--radius);background-image:linear-gradient(145deg,rgba(43,111,242,.35),transparent 60%)}
    .service-intro h3{font-size:28px;line-height:1.35;margin:0 0 18px}.service-intro p{color:#bbcade}
    .service-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .service-card{padding:24px;background:#fff;border:1px solid var(--line);border-radius:14px;transition:.25s}
    .service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .service-card b{display:block;font-size:18px;margin-bottom:8px}.service-card p{margin:0;color:var(--ink-soft);font-size:14px}
    .icon{width:38px;height:38px;display:grid;place-items:center;border-radius:10px;background:#e5f8f6;color:#087d79;font-weight:900;margin-bottom:17px}
    .band{background:var(--navy);color:#fff}.band p{color:#b5c4d9}
    .process{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid rgba(255,255,255,.2)}
    .process-step{padding:28px 26px 20px 0;border-right:1px solid rgba(255,255,255,.16);margin-right:26px}.process-step:last-child{border:0}
    .process-step em{font-style:normal;color:var(--cyan);font-size:14px;font-weight:900;letter-spacing:2px}.process-step h3{margin:12px 0 8px;font-size:21px}.process-step p{font-size:14px}
    .split{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}
    .split img{width:100%;aspect-ratio:1.15;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .check-list{list-style:none;padding:0;margin:22px 0;display:grid;gap:14px}.check-list li{display:flex;gap:12px;align-items:flex-start}.check-list li:before{content:"✓";display:grid;place-items:center;flex:none;width:24px;height:24px;border-radius:50%;background:#dff7f4;color:#087d79;font-weight:900;margin-top:4px}.check-list span{color:var(--ink-soft)}
    .notice-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:20px}.notice,.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow-sm)}.notice h3,.contact-card h3{margin-top:0;font-size:23px}.notice p{color:var(--ink-soft)}
    .contact-card{background:#eaf1ff;border-color:#d5e2fb}.contact-row{padding:13px 0;border-bottom:1px solid #d7e4f6}.contact-row:last-child{border:0}.contact-row small{display:block;color:var(--ink-soft)}.contact-row strong{color:var(--navy)}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:13px;padding:19px 22px}.faq-item summary{font-weight:800;cursor:pointer}.faq-item p{color:var(--ink-soft);font-size:14px;margin:13px 0 0}
    .form-section{background:#edf3fb}.form-box{display:grid;grid-template-columns:.8fr 1.2fr;gap:40px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow-sm)}.form-box h2{margin:0 0 13px;font-size:32px}.form-box p{color:var(--ink-soft)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{display:grid;gap:6px}.field.full{grid-column:1/-1}.field label{font-size:14px;font-weight:800}.field input,.field textarea{width:100%;border:1px solid #d8e0ec;border-radius:9px;padding:11px 13px;color:var(--ink);background:#fbfcfe}.field textarea{min-height:105px;resize:vertical}.form-message{color:#087d79;font-size:14px;margin-top:10px}
    .cta{padding:62px 0;background:linear-gradient(110deg,#183761,#12233f);color:#fff}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:34px;line-height:1.3;margin:0 0 8px}.cta p{color:#b9c9de;margin:0}
    footer{background:#0d1b31;color:#fff;padding:58px 0 22px}.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.14)}footer p{max-width:290px;color:#a9bad0;font-size:14px}footer h3{font-size:15px;margin:0 0 14px}footer ul{list-style:none;padding:0;margin:0;display:grid;gap:7px}footer li,footer a{color:#a9bad0;font-size:14px}footer a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#8194ad;font-size:12px}.footer-bottom a{font-size:12px}
    @media(max-width:1024px){.nav-links{gap:0;margin-right:8px}.nav-link{padding:8px 7px}.hero-grid{gap:35px}.number-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.container{width:min(var(--max),calc(100% - 28px))}.glass-header{top:10px}.nav-shell{padding:0 14px}.menu-btn{display:block}.nav-links{display:none;position:absolute;top:78px;left:0;right:0;padding:12px;background:rgba(9,22,45,.96);border-radius:12px;flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-link{padding:11px 14px}.nav-cta{display:none}.hero{min-height:720px}.hero-grid,.service-layout,.split,.notice-grid,.form-box{grid-template-columns:1fr}.hero h1{font-size:46px}.hero-promo{margin:0;max-width:none}.section{padding:62px 0}.section-head{display:block}.section-head p{margin-top:15px}.process{grid-template-columns:1fr;border-top:0}.process-step{border-right:0;border-bottom:1px solid rgba(255,255,255,.16);margin:0;padding:22px 0}.cta-inner{display:block}.cta .btn{margin-top:24px}.footer-top{grid-template-columns:1fr 1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}}
    @media(max-width:520px){.hero h1{font-size:38px}.hero-text{font-size:16px}.number-grid,.service-grid,.faq-grid,.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.form-box{padding:24px}.footer-top{grid-template-columns:1fr}.hero-actions .btn{width:100%}}

/* roulang page: category4 */
:root{--ink:#101a2d;--ink-soft:#536078;--navy:#12233f;--blue:#2b6ff2;--blue-dark:#1b4fc2;--cyan:#2dc8c1;--orange:#ff9c4a;--paper:#f5f7fb;--white:#fff;--line:#e3e8f1;--shadow:0 18px 50px rgba(22,43,80,.10);--shadow-sm:0 8px 24px rgba(22,43,80,.08);--radius:18px;--max:1180px}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.8}a{color:inherit;text-decoration:none;transition:.25s ease}img{display:block;max-width:100%;height:auto}button,input{font:inherit}button{cursor:pointer}.container{width:min(var(--max),calc(100% - 40px));margin:0 auto}.section{padding:86px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:38px}.section-head h2{margin:10px 0 0;font-size:clamp(28px,4vw,44px);line-height:1.25;letter-spacing:-1px}.section-head p{max-width:570px;color:var(--ink-soft);margin:0}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:2px}.eyebrow:before{content:"";width:24px;height:2px;background:var(--cyan)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 21px;border-radius:9px;border:1px solid transparent;font-weight:800;transition:.25s ease}.btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(26,77,179,.18)}.btn:focus-visible,.nav-link:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid rgba(45,200,193,.48);outline-offset:3px}.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-dark)}.btn-light{background:#fff;color:var(--navy);border-color:#d9e3f2}.btn-dark{background:var(--navy);color:#fff}.tag{display:inline-flex;padding:5px 11px;border-radius:99px;background:#eaf1ff;color:var(--blue);font-size:13px;font-weight:750}
    .glass-header{position:absolute;z-index:10;top:18px;left:0;right:0}.nav-shell{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;border:1px solid rgba(255,255,255,.24);border-radius:14px;background:rgba(9,22,45,.56);backdrop-filter:blur(16px);box-shadow:0 10px 35px rgba(4,16,37,.18);color:#fff}.brand{display:flex;align-items:center;gap:11px;font-size:22px;font-weight:900;white-space:nowrap}.brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:var(--cyan);color:var(--navy);font-weight:950;font-size:18px}.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;margin-right:20px}.nav-link{padding:9px 12px;border-radius:8px;color:rgba(255,255,255,.76);font-size:14px;white-space:nowrap}.nav-link:hover,.nav-link.active{background:rgba(255,255,255,.13);color:#fff}.nav-cta{min-height:40px;padding:0 16px;border-radius:8px;background:var(--orange);color:var(--navy);font-weight:850}.nav-cta:hover{background:#ffb26e;transform:translateY(-1px)}.menu-btn{display:none;background:none;border:0;color:#fff;font-size:26px}
    .inner-hero{min-height:480px;display:flex;align-items:end;position:relative;overflow:hidden;color:#fff;background:#101d37 url("/assets/images/backpic/back-2.webp") center/cover no-repeat}.inner-hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,20,43,.88),rgba(8,20,43,.46))}.inner-hero .container{position:relative;z-index:1;padding:150px 0 68px}.inner-hero h1{max-width:780px;margin:18px 0 16px;font-size:clamp(38px,6vw,68px);line-height:1.15;letter-spacing:-2px}.inner-hero p{max-width:660px;margin:0;color:rgba(255,255,255,.78);font-size:18px}.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}.hero-meta span{padding:6px 13px;border:1px solid rgba(255,255,255,.22);border-radius:99px;color:#d9f8f5;font-size:13px}
    .intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}.intro-copy h2{font-size:clamp(28px,4vw,43px);line-height:1.3;margin:14px 0 20px}.intro-copy p{color:var(--ink-soft);font-size:17px}.image-card{position:relative}.image-card img{width:100%;aspect-ratio:1.18;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}.image-note{position:absolute;bottom:22px;left:22px;padding:14px 18px;background:rgba(18,35,63,.9);color:#fff;border-left:3px solid var(--cyan);border-radius:10px}.image-note strong{display:block;font-size:22px}.image-note span{font-size:13px;color:#b8c8dd}
    .cap-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}.cap-card{min-height:218px;padding:28px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:.25s}.cap-card:first-child{background:var(--navy);color:#fff}.cap-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.cap-no{font-size:14px;color:var(--cyan);font-weight:900;letter-spacing:1px}.cap-card h3{margin:24px 0 10px;font-size:23px}.cap-card p{margin:0;color:var(--ink-soft);font-size:14px}.cap-card:first-child p{color:#b5c4d9}
    .dark-band{background:var(--navy);color:#fff}.dashboard-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:50px;align-items:center}.dark-band .section-head p{color:#a9bad3}.dark-band h2{max-width:600px}.data-panel{padding:25px;background:#1c355b;border:1px solid rgba(255,255,255,.13);border-radius:16px}.data-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:18px}.data-top strong{font-size:19px}.live{color:#79eee4;font-size:13px}.trend-list{display:grid;gap:15px;margin-top:22px}.trend-row{display:grid;grid-template-columns:100px 1fr 48px;gap:12px;align-items:center;color:#c3d2e5;font-size:13px}.bar{height:8px;border-radius:8px;background:#30496d;overflow:hidden}.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--cyan),var(--blue));border-radius:8px}.trend-row b{color:#fff;text-align:right}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.metric{padding:25px 20px;background:#fff;border-top:3px solid var(--cyan);border-radius:12px;box-shadow:var(--shadow-sm)}.metric strong{display:block;color:var(--navy);font-size:32px;line-height:1.2}.metric span{color:var(--ink-soft);font-size:14px}
    .flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}.flow-item{position:relative;padding:28px 25px 15px;border-right:1px solid var(--line)}.flow-item:last-child{border:0}.flow-item b{display:grid;place-items:center;width:34px;height:34px;margin-bottom:22px;border-radius:50%;background:#eaf1ff;color:var(--blue)}.flow-item h3{font-size:19px;margin:0 0 8px}.flow-item p{margin:0;color:var(--ink-soft);font-size:14px}
    .scenario-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.scenario{display:flex;gap:22px;padding:25px;background:#fff;border:1px solid var(--line);border-radius:15px}.scenario img{width:128px;height:106px;object-fit:cover;border-radius:10px}.scenario h3{margin:0 0 7px;font-size:20px}.scenario p{margin:0;color:var(--ink-soft);font-size:14px}
    .faq-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:65px;align-items:start}.faq-wrap h2{font-size:38px;line-height:1.3;margin:13px 0}.faq-wrap>div>p{color:var(--ink-soft)}.faq-list{display:grid;gap:12px}.faq-list details{padding:0 20px;background:#fff;border:1px solid var(--line);border-radius:12px}.faq-list summary{padding:18px 0;font-weight:800;cursor:pointer;list-style:none}.faq-list summary:after{content:"＋";float:right;color:var(--blue);font-size:20px}.faq-list details[open] summary:after{content:"－"}.faq-list p{margin:0 0 18px;color:var(--ink-soft);font-size:14px}
    .cta{padding:58px 0;background:#eaf1ff}.cta-box{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:40px 46px;background:var(--blue);color:#fff;border-radius:20px;box-shadow:var(--shadow)}.cta h2{margin:0 0 10px;font-size:34px;line-height:1.3}.cta p{margin:0;color:#dce8ff}.cta .btn-light{border:0}
    footer{background:#0d1b31;color:#fff;padding:60px 0 22px}.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:35px}.footer-top p{max-width:320px;color:#9eafc6;font-size:14px;margin-top:18px}.footer-top h3{font-size:15px;margin:4px 0 14px}.footer-top ul{padding:0;margin:0;list-style:none;color:#9eafc6;font-size:14px}.footer-top li{margin:7px 0}.footer-top a:hover{color:var(--cyan)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:45px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);color:#8295af;font-size:12px}.footer-bottom span:last-child{white-space:nowrap}
    @media(max-width:1024px){.nav-links{gap:0;margin-right:8px}.nav-link{padding:8px 7px;font-size:13px}.intro-grid,.dashboard-grid{gap:35px}.cap-grid{grid-template-columns:1fr 1fr}.cap-card:first-child{grid-column:span 2}.metric-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.container{width:min(var(--max),calc(100% - 28px))}.section{padding:65px 0}.section-head,.intro-grid,.dashboard-grid,.faq-wrap{display:block}.section-head p{margin-top:15px}.glass-header{top:10px}.nav-shell{height:62px;padding:0 14px}.menu-btn{display:block;margin-left:auto}.nav-links{display:none;position:absolute;top:70px;left:0;right:0;flex-direction:column;align-items:stretch;padding:10px;background:rgba(9,22,45,.96);border:1px solid rgba(255,255,255,.18);border-radius:12px}.nav-links.open{display:flex}.nav-link{padding:11px 14px}.nav-cta{display:none}.inner-hero{min-height:500px}.inner-hero .container{padding-bottom:55px}.intro-copy{margin-bottom:38px}.cap-grid{grid-template-columns:1fr}.cap-card:first-child{grid-column:auto}.dashboard-grid>div:first-child{margin-bottom:35px}.flow{grid-template-columns:1fr 1fr;border-top:0}.flow-item{border-top:1px solid var(--line);padding:23px 16px}.scenario-grid{grid-template-columns:1fr}.faq-wrap h2{font-size:31px}.faq-list{margin-top:30px}.cta-box{display:block;padding:32px 25px}.cta .btn{margin-top:24px}.footer-top{grid-template-columns:1fr 1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}}
    @media(max-width:520px){.hero-meta{gap:7px}.inner-hero h1{letter-spacing:-1px}.metric-grid{grid-template-columns:1fr 1fr;gap:10px}.metric{padding:20px 14px}.metric strong{font-size:26px}.trend-row{grid-template-columns:76px 1fr 35px;font-size:12px}.scenario{display:block}.scenario img{width:100%;height:150px;margin-bottom:17px}.footer-top{grid-template-columns:1fr}.footer-bottom span:last-child{white-space:normal}}