/* roulang page: index */
:root{
      --ink:#10223f;
      --ink-strong:#07162d;
      --muted:#687894;
      --blue:#246bfe;
      --blue-deep:#1144b8;
      --cyan:#28c6d8;
      --sky:#eaf2ff;
      --line:#dce6f4;
      --paper:#f7faff;
      --white:#ffffff;
      --gold:#f2b84b;
      --green:#2da979;
      --radius-xl:30px;
      --radius-lg:22px;
      --radius-md:14px;
      --shadow-sm:0 8px 24px rgba(25,57,105,.07);
      --shadow-md:0 18px 48px rgba(27,67,131,.12);
      --shadow-lg:0 28px 72px rgba(14,49,108,.18);
      --container:1220px;
      --ease:all .3s cubic-bezier(.2,.75,.25,1);
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;
      color:var(--ink);
      background:var(--paper);
      line-height:1.8;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    ul,ol{list-style:none}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .eyebrow{
      display:inline-flex;align-items:center;gap:9px;
      color:var(--blue);font-size:13px;font-weight:800;
      letter-spacing:.16em;text-transform:uppercase;
    }
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan);border-radius:10px}
    .section-head{max-width:720px;margin-bottom:38px}
    .section-head h2{font-size:clamp(28px,3.2vw,46px);line-height:1.25;letter-spacing:-.04em;color:var(--ink-strong);margin-top:13px}
    .section-head p{color:var(--muted);margin-top:15px;max-width:650px}
    .section{padding:100px 0;position:relative}
    .section.compact{padding:76px 0}
    .section.blue-section{background:#edf4ff}
    .section.dark-section{background:var(--ink-strong);color:#fff}
    .section.dark-section .section-head h2,
    .section.dark-section h2{color:#fff}
    .section.dark-section .section-head p,
    .section.dark-section p{color:#aabbd7}
    .topline{height:4px;background:linear-gradient(90deg,var(--blue),var(--cyan));position:absolute;top:0;left:0;right:0}
    .site-header{
      position:sticky;top:0;z-index:50;background:rgba(247,250,255,.9);
      backdrop-filter:blur(18px);border-bottom:1px solid rgba(220,230,244,.8)
    }
    .nav-wrap{height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:21px;letter-spacing:-.04em;color:var(--ink-strong);white-space:nowrap}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--ink-strong);display:grid;place-items:center;position:relative;overflow:hidden}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;width:20px;height:4px;background:var(--cyan);transform:rotate(-45deg);border-radius:10px}
    .brand-mark:after{width:14px;background:var(--blue);transform:rotate(45deg);margin-left:12px}
    .brand-mark span{position:relative;z-index:1;color:white;font-size:11px;font-weight:900}
    .nav{display:flex;align-items:center;gap:4px}
    .nav a{padding:9px 13px;color:#50617c;font-size:14px;position:relative;transition:var(--ease);white-space:nowrap}
    .nav a:after{content:"";position:absolute;left:13px;right:13px;bottom:1px;height:2px;background:var(--blue);transform:scaleX(0);transform-origin:center;transition:var(--ease)}
    .nav a:hover,.nav a.active{color:var(--blue)}
    .nav a:hover:after,.nav a.active:after{transform:scaleX(1)}
    .nav-cta{border:1px solid var(--line);border-radius:100px!important;padding:9px 17px!important;margin-left:9px;color:var(--ink-strong)!important}
    .nav-cta:hover{background:var(--blue);border-color:var(--blue);color:white!important}
    .nav-cta:after{display:none}
    .menu-toggle{display:none;border:0;background:none;color:var(--ink-strong);font-size:25px}
    .hero{
      min-height:700px;display:flex;align-items:center;position:relative;overflow:hidden;
      background-image:linear-gradient(90deg,rgba(4,19,46,.94) 0%,rgba(7,28,66,.79) 42%,rgba(7,25,55,.26) 100%),url("/assets/images/backpic/back-1.webp");
      background-size:cover;background-position:center;
    }
    .hero:after{content:"";position:absolute;width:500px;height:500px;border:1px solid rgba(255,255,255,.18);border-radius:50%;right:-180px;bottom:-220px}
    .hero-content{position:relative;z-index:1;max-width:750px;color:#fff;padding:92px 0}
    .hero .eyebrow{color:#7be8f0}
    .hero h1{font-size:clamp(40px,6vw,78px);line-height:1.12;letter-spacing:-.065em;margin:19px 0 24px;max-width:720px}
    .hero-copy{font-size:18px;line-height:1.95;color:#d9e5f7;max-width:680px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:100px;padding:13px 22px;border:1px solid transparent;font-weight:800;font-size:14px;transition:var(--ease);min-height:48px}
    .btn-primary{background:var(--blue);color:white;box-shadow:0 12px 26px rgba(36,107,254,.28)}
    .btn-primary:hover{background:#4d86ff;transform:translateY(-3px);box-shadow:0 16px 32px rgba(36,107,254,.35)}
    .btn-light{background:#fff;color:var(--ink-strong)}
    .btn-light:hover{background:#dcf8fb;transform:translateY(-3px)}
    .btn-ghost{border-color:#cbd9ec;color:var(--ink-strong);background:transparent}
    .btn-ghost:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-3px)}
    .hero .btn-ghost{border-color:rgba(255,255,255,.38);color:white}
    .hero .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff}
    .hero-metrics{display:flex;gap:35px;flex-wrap:wrap;margin-top:49px;padding-top:25px;border-top:1px solid rgba(255,255,255,.24)}
    .hero-metrics strong{display:block;color:#fff;font-size:26px;line-height:1.2}
    .hero-metrics span{display:block;color:#aebfd8;font-size:13px;margin-top:4px}
    .progress-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:58px;align-items:center}
    .progress-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-xl);padding:34px;box-shadow:var(--shadow-md)}
    .progress-top{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:24px}
    .progress-top strong{font-size:42px;color:var(--blue);line-height:1}
    .progress-top span{font-size:13px;color:var(--muted)}
    .progress-bar{height:14px;background:#e8eff9;border-radius:20px;overflow:hidden}
    .progress-bar i{display:block;width:78%;height:100%;background:linear-gradient(90deg,var(--blue),var(--cyan));border-radius:20px}
    .progress-note{display:flex;justify-content:space-between;gap:15px;color:var(--muted);font-size:13px;margin-top:12px}
    .progress-list{display:grid;gap:16px;margin-top:30px}
    .progress-list li{display:flex;align-items:flex-start;gap:13px;color:#53637c}
    .check{width:23px;height:23px;display:grid;place-items:center;background:#e7f8f4;color:var(--green);border-radius:50%;font-size:13px;font-weight:900;flex:none;margin-top:3px}
    .tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .tier{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-sm);transition:var(--ease);position:relative}
    .tier:hover{transform:translateY(-7px);box-shadow:var(--shadow-md);border-color:#b9cdf2}
    .tier.featured{background:var(--ink-strong);color:#fff;border-color:var(--ink-strong);transform:translateY(-12px)}
    .tier.featured:hover{transform:translateY(-18px)}
    .tier-tag{font-size:12px;color:var(--blue);font-weight:800;letter-spacing:.1em}
    .tier.featured .tier-tag{color:#70e4ec}
    .tier h3{font-size:23px;margin:12px 0 10px;color:var(--ink-strong)}
    .tier.featured h3{color:#fff}
    .tier p{font-size:14px;color:var(--muted);min-height:76px}
    .tier.featured p{color:#b7c5dd}
    .tier-price{font-size:34px;font-weight:900;color:var(--blue);margin:19px 0}
    .tier.featured .tier-price{color:#70e4ec}
    .tier ul{display:grid;gap:10px;border-top:1px solid var(--line);padding-top:18px;margin-top:6px}
    .tier.featured ul{border-color:rgba(255,255,255,.15)}
    .tier li{font-size:13px;color:#60708a;display:flex;gap:8px}
    .tier.featured li{color:#c2cee0}
    .tier li:before{content:"＋";color:var(--blue);font-weight:900}
    .tier.featured li:before{color:#70e4ec}
    .wall-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:65px;align-items:start}
    .wall-intro{position:sticky;top:120px}
    .wall-intro p{color:#aabbd7;margin:18px 0 24px}
    .wall-count{display:flex;gap:24px}
    .wall-count strong{font-size:31px;color:#fff;display:block}
    .wall-count span{font-size:12px;color:#91a6c7}
    .supporters{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}
    .supporter{padding:18px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:17px;transition:var(--ease)}
    .supporter:hover{background:rgba(255,255,255,.12);transform:translateY(-4px)}
    .avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:900;font-size:14px;margin-bottom:11px}
    .supporter strong{display:block;color:#fff;font-size:14px}
    .supporter span{display:block;color:#9fb1cf;font-size:12px;margin-top:2px}
    .news-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:38px}
    .news-list{display:grid;gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
    .news-item{display:grid;grid-template-columns:92px 1fr auto;gap:21px;align-items:center;padding:23px 26px;border-bottom:1px solid var(--line);transition:var(--ease)}
    .news-item:last-child{border-bottom:0}
    .news-item:hover{background:#f4f8ff}
    .news-date{font-size:13px;color:var(--blue);font-weight:800}
    .news-item h3{font-size:16px;color:var(--ink-strong);line-height:1.45}
    .news-item p{font-size:13px;color:var(--muted);margin-top:5px;line-height:1.65}
    .news-more{font-size:12px;color:var(--blue);white-space:nowrap;font-weight:800}
    .featured-news{border-radius:var(--radius-lg);overflow:hidden;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-md)}
    .featured-news img{height:210px;width:100%;object-fit:cover}
    .featured-body{padding:25px}
    .featured-body .badge{margin-bottom:13px}
    .featured-body h3{font-size:22px;line-height:1.4;color:var(--ink-strong)}
    .featured-body p{color:var(--muted);font-size:14px;margin:12px 0 20px}
    .badge{display:inline-flex;padding:5px 11px;border-radius:100px;background:#e9f1ff;color:var(--blue);font-size:12px;font-weight:800}
    .support-cta{background:linear-gradient(118deg,#0b2551,#123d86);border-radius:var(--radius-xl);padding:45px 52px;display:flex;align-items:center;justify-content:space-between;gap:30px;position:relative;overflow:hidden}
    .support-cta:after{content:"";position:absolute;width:360px;height:360px;border:1px solid rgba(110,231,238,.24);border-radius:50%;right:-90px;top:-180px}
    .support-cta h2{font-size:clamp(27px,3vw,40px);color:#fff;line-height:1.3;position:relative;z-index:1}
    .support-cta p{color:#b8c9e2;margin-top:10px;max-width:650px;position:relative;z-index:1}
    .support-cta .btn{position:relative;z-index:1;flex:none}
    .dashboard{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}
    .dash-main,.dash-side{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-sm)}
    .dash-title{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:25px}
    .dash-title h3{font-size:20px;color:var(--ink-strong)}
    .live{font-size:12px;color:#d05c58;background:#fff0f0;border-radius:50px;padding:5px 10px;font-weight:800}
    .stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
    .stat{background:#f4f7fc;border-radius:15px;padding:18px}
    .stat small{font-size:12px;color:var(--muted)}
    .stat strong{display:block;font-size:25px;color:var(--ink-strong);margin-top:5px}
    .stat em{font-style:normal;color:var(--green);font-size:12px}
    .chart{height:180px;margin-top:25px;position:relative;border-bottom:1px solid #dce6f4;background:repeating-linear-gradient(to bottom,transparent 0,transparent 43px,#edf2f9 44px)}
    .chart svg{position:absolute;inset:10px 0 0;width:100%;height:165px}
    .rank-list{display:grid;gap:13px}
    .rank-row{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px solid #edf1f7}
    .rank-row:last-child{border-bottom:0}
    .rank-no{width:25px;height:25px;display:grid;place-items:center;border-radius:8px;background:#eaf2ff;color:var(--blue);font-size:12px;font-weight:900}
    .rank-name{flex:1;font-size:14px;color:var(--ink-strong);font-weight:700}
    .rank-value{font-size:13px;color:var(--muted)}
    .matrix{display:grid;grid-template-columns:1.1fr .9fr 1fr;gap:18px}
    .matrix-card{border-radius:var(--radius-lg);padding:30px;min-height:235px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm);transition:var(--ease)}
    .matrix-card:nth-child(2){background:#eaf5ff;border-color:#d4e6fb}
    .matrix-card:nth-child(3){background:#0b2551;border-color:#0b2551;color:#fff}
    .matrix-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
    .matrix-icon{font-size:25px;color:var(--blue);margin-bottom:18px}
    .matrix-card:nth-child(3) .matrix-icon{color:#74e7ed}
    .matrix-card h3{font-size:20px;color:var(--ink-strong);margin-bottom:10px}
    .matrix-card:nth-child(3) h3{color:#fff}
    .matrix-card p{font-size:14px;color:var(--muted)}
    .matrix-card:nth-child(3) p{color:#b6c6df}
    .matrix-card a{display:inline-flex;margin-top:21px;color:var(--blue);font-size:13px;font-weight:800}
    .matrix-card:nth-child(3) a{color:#74e7ed}
    .split-showcase{display:grid;grid-template-columns:.92fr 1.08fr;gap:26px;align-items:stretch}
    .showcase-image{border-radius:var(--radius-xl);overflow:hidden;min-height:440px;position:relative}
    .showcase-image img{height:100%;width:100%;object-fit:cover}
    .showcase-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,20,47,.72),transparent 60%)}
    .image-caption{position:absolute;z-index:1;bottom:26px;left:27px;right:27px;color:#fff}
    .image-caption strong{font-size:22px;display:block}
    .image-caption span{color:#d3e0f3;font-size:13px}
    .steps-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius-xl);padding:34px 38px;box-shadow:var(--shadow-sm)}
    .step{display:grid;grid-template-columns:44px 1fr;gap:17px;padding:0 0 25px;position:relative}
    .step:last-child{padding-bottom:0}
    .step:not(:last-child):after{content:"";position:absolute;left:21px;top:46px;bottom:4px;border-left:1px dashed #c9d8ed}
    .step-num{width:44px;height:44px;border-radius:14px;background:#eaf2ff;display:grid;place-items:center;color:var(--blue);font-weight:900;position:relative;z-index:1}
    .step h3{font-size:17px;color:var(--ink-strong);margin-bottom:4px}
    .step p{font-size:14px;color:var(--muted);line-height:1.7}
    .insight-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:50px;align-items:center}
    .insight-layout h2{font-size:clamp(28px,3.5vw,48px);color:var(--ink-strong);line-height:1.25;letter-spacing:-.05em}
    .insight-layout>div>p{color:var(--muted);margin-top:17px}
    .insight-points{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
    .insight-point{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:var(--shadow-sm)}
    .insight-point strong{display:block;color:var(--blue);font-size:27px}
    .insight-point h3{font-size:16px;color:var(--ink-strong);margin:8px 0 4px}
    .insight-point p{font-size:13px;color:var(--muted);line-height:1.65}
    .story-band{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
    .story-band img{width:100%;height:385px;object-fit:cover;border-radius:var(--radius-xl);box-shadow:var(--shadow-lg)}
    .story-text h2{font-size:clamp(29px,3.3vw,48px);line-height:1.25;letter-spacing:-.05em;color:var(--ink-strong)}
    .story-text p{color:var(--muted);margin-top:17px}
    .story-quote{border-left:3px solid var(--cyan);padding-left:20px;margin-top:26px;color:var(--ink-strong);font-size:18px;font-weight:700}
    .trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
    .trust-item{padding:27px 22px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:18px}
    .trust-item b{font-size:25px;color:#73e5ec;display:block;margin-bottom:9px}
    .trust-item h3{color:#fff;font-size:16px;margin-bottom:7px}
    .trust-item p{font-size:13px;color:#a8bad5;line-height:1.7}
    .quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .quote{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:29px;box-shadow:var(--shadow-sm);position:relative}
    .quote:before{content:"“";font-family:Georgia,serif;font-size:60px;color:#dbe8ff;position:absolute;right:23px;top:2px;line-height:1}
    .quote p{font-size:15px;color:#53637d;line-height:1.85;min-height:108px;position:relative}
    .quote-user{display:flex;align-items:center;gap:11px;border-top:1px solid var(--line);padding-top:17px;margin-top:20px}
    .quote-user .avatar{width:33px;height:33px;margin:0;font-size:12px}
    .quote-user strong{font-size:13px;color:var(--ink-strong);display:block}
    .quote-user span{font-size:11px;color:var(--muted)}
    .faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:65px;align-items:start}
    .faq-layout .section-head{position:sticky;top:120px}
    .faq-list{display:grid;gap:11px}
    details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:0 22px;box-shadow:var(--shadow-sm)}
    summary{cursor:pointer;list-style:none;padding:20px 29px 20px 0;font-weight:800;color:var(--ink-strong);position:relative}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"＋";position:absolute;right:0;top:18px;color:var(--blue);font-size:20px;font-weight:400}
    details[open] summary:after{content:"－"}
    details p{color:var(--muted);font-size:14px;line-height:1.8;padding:0 0 20px}
    .final-cta{text-align:center;background:#eaf3ff;border-top:1px solid #dce8f7;border-bottom:1px solid #dce8f7}
    .final-cta .section-head{margin:0 auto 25px}
    .final-cta .section-head p{margin-left:auto;margin-right:auto}
    .footer{background:#07162d;color:#aabbd4;padding:62px 0 28px}
    .footer-main{display:grid;grid-template-columns:1.15fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.13)}
    .footer .brand{color:#fff;margin-bottom:16px}
    .footer-intro{font-size:13px;line-height:1.85;max-width:300px}
    .footer h3{font-size:14px;color:#fff;margin-bottom:15px}
    .footer li{font-size:13px;margin:8px 0}
    .footer a{transition:var(--ease)}
    .footer a:hover{color:#72e5ec}
    .footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-top:22px;font-size:12px;flex-wrap:wrap}
    .footer-legal{display:flex;gap:18px;flex-wrap:wrap}
    .footer-legal a{color:#c1cee2;text-decoration:underline;text-underline-offset:3px}
    :focus-visible{outline:3px solid rgba(36,107,254,.4);outline-offset:3px}
    @media(max-width:1050px){
      .nav{gap:0}.nav a{padding-left:8px;padding-right:8px;font-size:13px}.nav a:after{left:8px;right:8px}
      .progress-layout,.dashboard,.news-layout,.insight-layout,.faq-layout{grid-template-columns:1fr}
      .wall-intro,.faq-layout .section-head{position:static}
      .matrix{grid-template-columns:repeat(2,1fr)}
      .matrix-card:last-child{grid-column:span 2}
      .story-band{gap:35px}
      .footer-main{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:780px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .site-header{position:relative}
      .nav-wrap{height:72px}
      .menu-toggle{display:block}
      .nav{display:none;position:absolute;left:16px;right:16px;top:68px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px;box-shadow:var(--shadow-lg);flex-direction:column;align-items:stretch}
      .nav.open{display:flex}
      .nav a{padding:12px 14px}.nav a:after{display:none}.nav a.active{background:#edf4ff;border-radius:10px}
      .nav-cta{margin:4px 0 0!important;text-align:center}
      .hero{min-height:640px;background-position:62% center}
      .hero-content{padding:70px 0}
      .hero h1{font-size:clamp(38px,11vw,58px)}
      .hero-copy{font-size:16px}
      .hero-metrics{gap:22px}
      .section{padding:72px 0}.section.compact{padding:58px 0}
      .tiers,.quotes,.trust-grid{grid-template-columns:1fr}
      .tier.featured{transform:none}.tier.featured:hover{transform:translateY(-7px)}
      .wall-layout{grid-template-columns:1fr;gap:30px}
      .supporters{grid-template-columns:repeat(2,1fr)}
      .news-item{grid-template-columns:1fr auto;gap:6px 14px;padding:20px}
      .news-date{grid-column:1 / -1}
      .news-item p{font-size:12px}
      .support-cta{padding:32px 25px;display:block}
      .support-cta .btn{margin-top:22px}
      .stat-grid{grid-template-columns:1fr 1fr 1fr;gap:8px}
      .stat{padding:13px 10px}.stat strong{font-size:20px}
      .matrix{grid-template-columns:1fr}.matrix-card:last-child{grid-column:auto}
      .split-showcase,.story-band{grid-template-columns:1fr}
      .showcase-image{min-height:300px}
      .story-band img{height:290px;order:2}
      .insight-points{grid-template-columns:1fr 1fr}
      .footer-main{grid-template-columns:1fr 1fr;gap:28px 20px}
    }
    @media(max-width:520px){
      .brand{font-size:18px}.brand-mark{width:31px;height:31px}
      .hero-actions{display:grid;grid-template-columns:1fr}
      .hero-actions .btn{width:100%}
      .hero-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
      .hero-metrics strong{font-size:21px}.hero-metrics span{font-size:11px}
      .progress-card,.dash-main,.dash-side,.steps-panel{padding:22px}
      .progress-top strong{font-size:34px}
      .supporters{grid-template-columns:1fr 1fr;gap:9px}
      .supporter{padding:14px 12px}.supporter strong{font-size:12px}.supporter span{font-size:10px}
      .insight-points{grid-template-columns:1fr}
      .footer-main{grid-template-columns:1fr}
      .footer-bottom{display:block}.footer-legal{margin-top:12px}
    }

/* roulang page: category1 */
:root{
      --ink:#10223f;
      --ink-strong:#07162d;
      --muted:#687894;
      --blue:#246bfe;
      --blue-deep:#1144b8;
      --cyan:#28c6d8;
      --sky:#eaf2ff;
      --line:#dce6f4;
      --paper:#f7faff;
      --white:#fff;
      --gold:#f2b84b;
      --green:#2da979;
      --radius-xl:30px;
      --radius-lg:22px;
      --radius-md:14px;
      --shadow-sm:0 8px 24px rgba(25,57,105,.07);
      --shadow-md:0 18px 48px rgba(27,67,131,.12);
      --shadow-lg:0 28px 72px rgba(14,49,108,.18);
      --container:1220px;
      --ease:all .3s cubic-bezier(.2,.75,.25,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;
      color:var(--ink);
      background:var(--paper);
      line-height:1.8;
      font-size:16px;
      overflow-x:hidden
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    ul{padding:0;margin:0;list-style:none}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(247,250,255,.92);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(220,230,244,.85)
    }
    .nav-wrap{height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;font-size:21px;font-weight:900;letter-spacing:-.04em;color:var(--ink-strong);white-space:nowrap}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--ink-strong);display:grid;place-items:center;position:relative;overflow:hidden}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;width:20px;height:4px;background:var(--cyan);transform:rotate(-45deg);border-radius:10px}
    .brand-mark:after{width:14px;background:var(--blue);transform:rotate(45deg);margin-left:12px}
    .brand-mark span{position:relative;z-index:1;color:#fff;font-size:11px;font-weight:900}
    .nav{display:flex;align-items:center;gap:4px}
    .nav a{padding:9px 13px;color:#50617c;font-size:14px;position:relative;transition:var(--ease);white-space:nowrap}
    .nav a:after{content:"";position:absolute;left:13px;right:13px;bottom:1px;height:2px;background:var(--blue);transform:scaleX(0);transition:var(--ease)}
    .nav a:hover,.nav a.active{color:var(--blue)}
    .nav a:hover:after,.nav a.active:after{transform:scaleX(1)}
    .nav .nav-cta{border:1px solid var(--line);border-radius:100px;padding:9px 17px;margin-left:9px;color:var(--ink-strong)}
    .nav .nav-cta:hover{background:var(--blue);color:#fff;border-color:var(--blue)}
    .nav .nav-cta:after{display:none}
    .menu-toggle{display:none;border:0;background:none;color:var(--ink-strong);font-size:25px}
    .hero{
      min-height:580px;
      display:flex;align-items:center;position:relative;overflow:hidden;
      background-image:linear-gradient(90deg,rgba(4,19,46,.94),rgba(7,28,66,.78) 48%,rgba(7,25,55,.28)),url("/assets/images/backpic/back-2.webp");
      background-size:cover;background-position:center
    }
    .hero:before{content:"";position:absolute;width:580px;height:580px;border:1px solid rgba(255,255,255,.18);border-radius:50%;right:-220px;top:-180px}
    .hero-content{position:relative;z-index:1;width:100%;padding:84px 0;color:#fff;text-align:center}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.16em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan);border-radius:10px}
    .hero .eyebrow{color:#7be8f0}
    .hero h1{max-width:780px;margin:18px auto 20px;font-size:clamp(40px,6vw,72px);line-height:1.15;letter-spacing:-.06em}
    .hero-copy{max-width:700px;margin:0 auto;color:#d9e5f7;font-size:18px}
    .search-box{max-width:720px;margin:34px auto 0;display:flex;padding:7px;background:#fff;border-radius:100px;box-shadow:var(--shadow-lg)}
    .search-box input{flex:1;min-width:0;border:0;outline:0;padding:12px 20px;color:var(--ink);background:transparent}
    .search-box input::placeholder{color:#9aa8bc}
    .search-box button{border:0;border-radius:100px;background:var(--blue);color:#fff;padding:13px 25px;font-weight:800;transition:var(--ease)}
    .search-box button:hover{background:#4d86ff;transform:translateY(-2px)}
    .quick-links{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin-top:22px}
    .quick-links a{padding:7px 14px;border:1px solid rgba(255,255,255,.28);border-radius:100px;color:#e9f1ff;font-size:13px;transition:var(--ease)}
    .quick-links a:hover{background:#fff;color:var(--blue)}
    .section{padding:94px 0;position:relative}
    .section.compact{padding:70px 0}
    .section.blue-section{background:#edf4ff}
    .section.dark-section{background:var(--ink-strong);color:#fff}
    .section-head{max-width:720px;margin-bottom:38px}
    .section-head h2{margin:13px 0 0;color:var(--ink-strong);font-size:clamp(28px,3.2vw,46px);line-height:1.25;letter-spacing:-.04em}
    .section-head p{margin:15px 0 0;color:var(--muted);max-width:650px}
    .dark-section .section-head h2{color:#fff}
    .dark-section .section-head p{color:#aabbd7}
    .intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center}
    .intro-copy{font-size:18px;color:#51627d}
    .intro-copy p{margin:0 0 18px}
    .image-card{position:relative;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg);background:#dce8fb}
    .image-card img{width:100%;height:390px;object-fit:cover}
    .image-note{position:absolute;left:22px;bottom:22px;padding:15px 18px;border-radius:15px;background:rgba(7,22,45,.86);color:#fff;font-size:14px}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .metric{padding:25px 22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:var(--ease)}
    .metric:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
    .metric strong{display:block;color:var(--blue);font-size:34px;line-height:1.2}
    .metric span{display:block;color:var(--muted);margin-top:7px;font-size:14px}
    .matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .matrix-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-sm);transition:var(--ease)}
    .matrix-card:hover{transform:translateY(-7px);box-shadow:var(--shadow-md);border-color:#b9cdf3}
    .matrix-icon{width:45px;height:45px;border-radius:14px;background:var(--sky);display:grid;place-items:center;color:var(--blue);font-weight:900;font-size:20px}
    .matrix-card h3{margin:20px 0 8px;color:var(--ink-strong);font-size:20px}
    .matrix-card p{margin:0;color:var(--muted);font-size:14px}
    .split-panel{display:grid;grid-template-columns:.8fr 1.2fr;gap:44px;align-items:start}
    .score-board{padding:30px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-xl);box-shadow:var(--shadow-md)}
    .board-top{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:13px}
    .board-row{display:grid;grid-template-columns:1fr 80px 1fr;align-items:center;gap:12px;padding:21px 0;border-bottom:1px solid var(--line)}
    .board-row:last-child{border-bottom:0}
    .team:first-child{text-align:right}
    .team strong{display:block;color:var(--ink-strong)}
    .team small{color:var(--muted)}
    .score{text-align:center;color:var(--blue);font-size:24px;font-weight:900}
    .result-copy h3{font-size:30px;line-height:1.35;color:var(--ink-strong);margin:0 0 15px}
    .result-copy p{color:var(--muted);margin:0 0 20px}
    .check-list{display:grid;gap:13px}
    .check-list li{display:flex;gap:12px;color:#52637e}
    .check-list li:before{content:"✓";width:22px;height:22px;flex:none;border-radius:50%;display:grid;place-items:center;background:#d9f7ed;color:var(--green);font-weight:900}
    .resource-layout{display:grid;grid-template-columns:1fr 1.12fr;gap:28px;align-items:stretch}
    .resource-feature{border-radius:var(--radius-xl);overflow:hidden;position:relative;min-height:390px;background:#122b58}
    .resource-feature img{width:100%;height:100%;object-fit:cover;opacity:.76}
    .resource-overlay{position:absolute;inset:0;padding:30px;display:flex;flex-direction:column;justify-content:end;background:linear-gradient(transparent 20%,rgba(5,22,51,.9))}
    .resource-overlay h3{color:#fff;font-size:27px;margin:0 0 8px}
    .resource-overlay p{color:#d1deef;margin:0;font-size:14px}
    .resource-list{display:grid;gap:12px}
    .resource-item{display:flex;gap:17px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:18px;padding:15px;transition:var(--ease)}
    .resource-item:hover{transform:translateX(5px);box-shadow:var(--shadow-sm);border-color:#b9cdf3}
    .resource-item img{width:98px;height:76px;object-fit:cover;border-radius:12px}
    .resource-item h3{font-size:17px;color:var(--ink-strong);margin:0 0 4px}
    .resource-item p{margin:0;color:var(--muted);font-size:13px;line-height:1.6}
    .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px}
    .faq-intro p{color:var(--muted)}
    .faq-list{display:grid;gap:12px}
    details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:17px 20px;transition:var(--ease)}
    details[open]{box-shadow:var(--shadow-sm);border-color:#b9cdf3}
    summary{cursor:pointer;color:var(--ink-strong);font-weight:800;list-style:none;display:flex;justify-content:space-between;gap:20px}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";color:var(--blue);font-size:22px;line-height:1}
    details[open] summary:after{content:"−"}
    details p{color:var(--muted);margin:12px 0 0;font-size:14px}
    .cta{padding:65px 0;background:linear-gradient(110deg,#eaf3ff,#dff9fb)}
    .cta-box{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{margin:0;color:var(--ink-strong);font-size:clamp(28px,4vw,46px);line-height:1.25}
    .cta p{color:var(--muted);max-width:620px;margin:12px 0 0}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:100px;padding:13px 22px;border:1px solid transparent;font-weight:800;font-size:14px;min-height:48px;transition:var(--ease)}
    .btn-primary{background:var(--blue);color:#fff;box-shadow:0 12px 26px rgba(36,107,254,.28)}
    .btn-primary:hover{background:#4d86ff;transform:translateY(-3px)}
    .btn-ghost{border-color:#cbd9ec;color:var(--ink-strong);background:transparent}
    .btn-ghost:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-3px)}
    .footer{background:#07162d;color:#aabbd7;padding:68px 0 25px}
    .footer-main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
    .footer .brand{color:#fff}
    .footer-intro{max-width:330px;margin:19px 0 0;color:#8fa4c5;font-size:14px}
    .footer h3{margin:0 0 15px;color:#fff;font-size:15px}
    .footer li{margin:8px 0;font-size:14px}
    .footer li a{transition:var(--ease)}
    .footer li a:hover{color:#70e4ec}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.12);margin-top:45px;padding-top:20px;font-size:12px}
    .footer-legal{display:flex;gap:18px;flex-wrap:wrap}
    .footer-legal a:hover{color:#70e4ec}
    .notice{display:none;margin-top:15px;color:var(--blue);font-size:14px}
    @media(max-width:1024px){
      .nav{gap:0}.nav a{padding:8px 8px;font-size:13px}
      .intro-grid,.split-panel,.faq-grid{grid-template-columns:1fr 1fr;gap:28px}
      .metric-grid{grid-template-columns:repeat(2,1fr)}
      .footer-main{grid-template-columns:1.3fr 1fr 1fr}
      .footer-main>div:last-child{grid-column:2/4}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .nav-wrap{height:72px}.menu-toggle{display:block}
      .nav{display:none;position:absolute;top:72px;left:16px;right:16px;padding:12px;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-md)}
      .nav.open{display:flex}.nav a{padding:12px 14px}.nav a:after{left:14px;right:auto;width:25px}
      .nav .nav-cta{margin:5px 0 0;text-align:center}
      .hero{min-height:620px}.hero-content{padding:70px 0}.hero-copy{font-size:16px}
      .search-box{border-radius:18px;display:block;padding:8px}.search-box input{width:100%;padding:12px 14px}.search-box button{width:100%;margin-top:5px}
      .section{padding:70px 0}.intro-grid,.split-panel,.resource-layout,.faq-grid{grid-template-columns:1fr}
      .matrix{grid-template-columns:1fr 1fr}
      .image-card img{height:300px}
      .cta-box{display:block}.cta-box .btn{margin-top:25px}
      .footer-main{grid-template-columns:1fr 1fr}.footer-main>div:last-child{grid-column:auto}
    }
    @media(max-width:520px){
      .hero h1{font-size:42px}.quick-links{justify-content:flex-start}
      .metric-grid,.matrix{grid-template-columns:1fr}
      .board-row{grid-template-columns:1fr 64px 1fr;font-size:14px}
      .resource-item img{width:82px;height:68px}
      .footer-main{grid-template-columns:1fr}
      .footer-main>div:last-child{grid-column:auto}
      .footer-bottom{display:block}.footer-legal{margin-top:12px;display:grid;gap:7px}
    }
    :focus-visible{outline:3px solid rgba(36,107,254,.4);outline-offset:3px}

/* roulang page: category3 */
:root{
      --ink:#10223f;
      --ink-strong:#07162d;
      --muted:#687894;
      --blue:#246bfe;
      --blue-deep:#1144b8;
      --cyan:#28c6d8;
      --sky:#eaf2ff;
      --line:#dce6f4;
      --paper:#f7faff;
      --white:#ffffff;
      --gold:#f2b84b;
      --green:#2da979;
      --red:#e66b73;
      --radius-xl:30px;
      --radius-lg:22px;
      --radius-md:14px;
      --shadow-sm:0 8px 24px rgba(25,57,105,.07);
      --shadow-md:0 18px 48px rgba(27,67,131,.12);
      --shadow-lg:0 28px 72px rgba(14,49,108,.18);
      --container:1220px;
      --ease:all .3s cubic-bezier(.2,.75,.25,1);
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;
      color:var(--ink);
      background:var(--paper);
      line-height:1.8;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    ul{list-style:none}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(247,250,255,.92);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(220,230,244,.8);
    }
    .nav-wrap{
      min-height:82px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:900;
      font-size:21px;
      letter-spacing:-.04em;
      color:var(--ink-strong);
      white-space:nowrap;
    }
    .brand-mark{
      width:34px;
      height:34px;
      border-radius:11px;
      background:var(--ink-strong);
      display:grid;
      place-items:center;
      position:relative;
      overflow:hidden;
    }
    .brand-mark:before,.brand-mark:after{
      content:"";
      position:absolute;
      width:20px;
      height:4px;
      background:var(--cyan);
      transform:rotate(-45deg);
      border-radius:10px;
    }
    .brand-mark:after{
      width:14px;
      background:var(--blue);
      transform:rotate(45deg);
      margin-left:12px;
    }
    .brand-mark span{position:relative;z-index:1;color:white;font-size:11px;font-weight:900}
    .nav{display:flex;align-items:center;gap:4px}
    .nav a{
      padding:9px 13px;
      color:#50617c;
      font-size:14px;
      position:relative;
      transition:var(--ease);
      white-space:nowrap;
    }
    .nav a:after{
      content:"";
      position:absolute;
      left:13px;
      right:13px;
      bottom:1px;
      height:2px;
      background:var(--blue);
      transform:scaleX(0);
      transform-origin:center;
      transition:var(--ease);
    }
    .nav a:hover,.nav a.active{color:var(--blue)}
    .nav a:hover:after,.nav a.active:after{transform:scaleX(1)}
    .nav-cta{
      border:1px solid var(--line);
      border-radius:100px!important;
      padding:9px 17px!important;
      margin-left:9px;
      color:var(--ink-strong)!important;
    }
    .nav-cta:hover{
      background:var(--blue);
      border-color:var(--blue);
      color:white!important;
    }
    .nav-cta:after{display:none}
    .menu-toggle{
      display:none;
      border:0;
      background:none;
      color:var(--ink-strong);
      font-size:25px;
    }
    .hero{
      min-height:590px;
      display:flex;
      align-items:center;
      position:relative;
      overflow:hidden;
      background-image:
        linear-gradient(90deg,rgba(4,19,46,.94) 0%,rgba(7,28,66,.82) 46%,rgba(7,25,55,.32) 100%),
        url("/assets/images/backpic/back-2.webp");
      background-size:cover;
      background-position:center;
    }
    .hero:after{
      content:"";
      position:absolute;
      width:520px;
      height:520px;
      border:1px solid rgba(255,255,255,.17);
      border-radius:50%;
      right:-220px;
      bottom:-240px;
    }
    .hero-content{
      position:relative;
      z-index:1;
      width:100%;
      padding:84px 0;
      color:#fff;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:9px;
      color:var(--blue);
      font-size:13px;
      font-weight:800;
      letter-spacing:.16em;
    }
    .eyebrow:before{
      content:"";
      width:26px;
      height:2px;
      background:var(--cyan);
      border-radius:10px;
    }
    .hero .eyebrow{color:#7be8f0}
    .hero h1{
      max-width:770px;
      font-size:clamp(40px,6vw,76px);
      line-height:1.12;
      letter-spacing:-.065em;
      margin:20px 0 23px;
    }
    .hero-copy{
      max-width:700px;
      color:#d9e5f7;
      font-size:18px;
      line-height:1.95;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:31px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      border-radius:100px;
      padding:13px 22px;
      border:1px solid transparent;
      font-weight:800;
      font-size:14px;
      transition:var(--ease);
      min-height:48px;
    }
    .btn-primary{
      background:var(--blue);
      color:white;
      box-shadow:0 12px 26px rgba(36,107,254,.28);
    }
    .btn-primary:hover{
      background:#4d86ff;
      transform:translateY(-3px);
      box-shadow:0 16px 32px rgba(36,107,254,.35);
    }
    .btn-light{background:#fff;color:var(--ink-strong)}
    .btn-light:hover{background:#dcf8fb;transform:translateY(-3px)}
    .btn-ghost{
      border-color:#cbd9ec;
      color:var(--ink-strong);
      background:transparent;
    }
    .btn-ghost:hover{
      border-color:var(--blue);
      color:var(--blue);
      transform:translateY(-3px);
    }
    .hero .btn-ghost{border-color:rgba(255,255,255,.38);color:white}
    .hero .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff}
    .hero-metrics{
      display:flex;
      gap:40px;
      flex-wrap:wrap;
      margin-top:46px;
      padding-top:24px;
      border-top:1px solid rgba(255,255,255,.24);
    }
    .hero-metrics strong{display:block;color:#fff;font-size:25px;line-height:1.2}
    .hero-metrics span{display:block;color:#aebfd8;font-size:13px;margin-top:4px}
    .section{padding:96px 0;position:relative}
    .section.compact{padding:70px 0}
    .section.blue-section{background:#edf4ff}
    .section.dark-section{background:var(--ink-strong);color:#fff}
    .section-head{max-width:730px;margin-bottom:38px}
    .section-head h2{
      color:var(--ink-strong);
      font-size:clamp(28px,3.2vw,46px);
      line-height:1.25;
      letter-spacing:-.04em;
      margin-top:13px;
    }
    .section-head p{color:var(--muted);margin-top:15px;max-width:680px}
    .dark-section .section-head h2,.dark-section h2{color:#fff}
    .dark-section .section-head p,.dark-section p{color:#aabbd7}
    .score-layout{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:42px;
      align-items:center;
    }
    .score-card{
      background:var(--white);
      border:1px solid var(--line);
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow-md);
      overflow:hidden;
    }
    .score-card-top{
      padding:19px 25px;
      display:flex;
      justify-content:space-between;
      align-items:center;
      background:#f3f7ff;
      border-bottom:1px solid var(--line);
      font-size:13px;
      color:var(--muted);
    }
    .live-dot{
      display:inline-flex;
      align-items:center;
      gap:7px;
      color:var(--green);
      font-weight:800;
    }
    .live-dot:before{
      content:"";
      width:8px;
      height:8px;
      background:var(--green);
      border-radius:50%;
      box-shadow:0 0 0 5px rgba(45,169,121,.12);
    }
    .match-row{
      display:grid;
      grid-template-columns:1fr 82px 1fr;
      align-items:center;
      gap:20px;
      padding:30px 26px;
      text-align:center;
    }
    .team{font-weight:800;color:var(--ink-strong)}
    .team small{display:block;color:var(--muted);font-size:12px;font-weight:500;margin-top:4px}
    .score-number{font-size:34px;color:var(--ink-strong);font-weight:900;letter-spacing:.06em}
    .match-state{font-size:12px;color:var(--blue);font-weight:800}
    .score-card-bottom{
      border-top:1px solid var(--line);
      padding:18px 25px;
      display:flex;
      justify-content:space-between;
      color:var(--muted);
      font-size:13px;
    }
    .feature-list{display:grid;gap:21px}
    .feature-item{display:flex;gap:16px;align-items:flex-start}
    .feature-icon{
      flex:0 0 40px;
      width:40px;height:40px;
      border-radius:13px;
      display:grid;place-items:center;
      color:var(--blue);
      background:#e7f0ff;
      font-weight:900;
    }
    .feature-item h3{font-size:18px;color:var(--ink-strong);margin-bottom:4px}
    .feature-item p{font-size:14px;color:var(--muted)}
    .metric-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .metric{
      padding:25px 22px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-sm);
    }
    .metric strong{display:block;color:var(--blue-deep);font-size:32px;line-height:1.2}
    .metric span{display:block;color:var(--muted);font-size:13px;margin-top:7px}
    .metric em{display:block;font-style:normal;color:var(--green);font-size:12px;margin-top:12px}
    .matrix{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .matrix-card{
      min-height:230px;
      padding:27px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-sm);
      transition:var(--ease);
    }
    .matrix-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:#b9cff5}
    .matrix-card:nth-child(2){background:var(--ink-strong);color:#fff}
    .matrix-card:nth-child(2) h3{color:#fff}
    .matrix-card:nth-child(2) p{color:#afc0db}
    .matrix-card:nth-child(2) .matrix-no{color:#74e4ec}
    .matrix-no{font-size:13px;font-weight:900;color:var(--blue);letter-spacing:.12em}
    .matrix-card h3{font-size:21px;color:var(--ink-strong);margin:22px 0 10px}
    .matrix-card p{font-size:14px;color:var(--muted)}
    .image-panel{
      display:grid;
      grid-template-columns:.92fr 1.08fr;
      gap:38px;
      align-items:stretch;
    }
    .image-panel figure{
      min-height:370px;
      border-radius:var(--radius-xl);
      overflow:hidden;
      box-shadow:var(--shadow-md);
      position:relative;
    }
    .image-panel figure img{width:100%;height:100%;object-fit:cover}
    .image-panel figure figcaption{
      position:absolute;
      left:22px;right:22px;bottom:20px;
      padding:13px 16px;
      border-radius:14px;
      background:rgba(7,22,45,.78);
      color:#fff;
      font-size:13px;
      backdrop-filter:blur(10px);
    }
    .compare{
      display:grid;
      gap:12px;
      margin-top:27px;
    }
    .compare-row{
      display:grid;
      grid-template-columns:115px 1fr 68px;
      gap:14px;
      align-items:center;
      padding:15px 0;
      border-bottom:1px solid var(--line);
      font-size:14px;
    }
    .compare-row span:first-child{color:var(--muted)}
    .bar{height:9px;background:#e8eef8;border-radius:20px;overflow:hidden}
    .bar i{display:block;height:100%;border-radius:20px;background:linear-gradient(90deg,var(--blue),var(--cyan))}
    .compare-row b{text-align:right;color:var(--ink-strong)}
    .timeline{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:0;
      position:relative;
      margin-top:28px;
    }
    .timeline:before{
      content:"";
      position:absolute;
      top:21px;
      left:8%;
      right:8%;
      height:1px;
      background:#bfd0e9;
    }
    .timeline-item{position:relative;padding:0 15px}
    .timeline-point{
      width:43px;height:43px;
      display:grid;place-items:center;
      border-radius:50%;
      background:#fff;
      border:1px solid #bbd0f0;
      color:var(--blue);
      font-weight:900;
      position:relative;
      z-index:1;
      margin-bottom:20px;
    }
    .timeline-item h3{font-size:17px;color:var(--ink-strong);margin-bottom:7px}
    .timeline-item p{font-size:13px;color:var(--muted)}
    .news-strip{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .news-item{
      display:grid;
      grid-template-columns:94px 1fr;
      gap:18px;
      align-items:start;
      padding:21px 0;
      border-bottom:1px solid var(--line);
    }
    .news-date{color:var(--blue);font-weight:900;font-size:13px;padding-top:3px}
    .news-item h3{font-size:17px;color:var(--ink-strong);margin-bottom:5px}
    .news-item p{font-size:13px;color:var(--muted)}
    .faq-layout{
      display:grid;
      grid-template-columns:.72fr 1.28fr;
      gap:55px;
      align-items:start;
    }
    .faq-intro{
      padding:28px;
      background:#e7f0ff;
      border-radius:var(--radius-lg);
      border:1px solid #d1e0fa;
    }
    .faq-intro h3{font-size:24px;color:var(--ink-strong);margin:14px 0 9px}
    .faq-intro p{font-size:14px;color:var(--muted)}
    .faq-list{display:grid;gap:12px}
    .faq-item{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-md);
      overflow:hidden;
    }
    .faq-question{
      width:100%;
      padding:19px 21px;
      background:#fff;
      border:0;
      display:flex;
      justify-content:space-between;
      align-items:center;
      text-align:left;
      color:var(--ink-strong);
      font-weight:800;
    }
    .faq-question span:last-child{color:var(--blue);font-size:22px;transition:var(--ease)}
    .faq-answer{display:none;padding:0 21px 19px;color:var(--muted);font-size:14px}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .cta{
      padding:45px;
      border-radius:var(--radius-xl);
      background:linear-gradient(110deg,#0b2450,#164fb9);
      color:#fff;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:30px;
      overflow:hidden;
      position:relative;
    }
    .cta:after{
      content:"";
      position:absolute;
      width:260px;height:260px;
      border:1px solid rgba(255,255,255,.18);
      border-radius:50%;
      right:60px;top:-160px;
    }
    .cta h2{font-size:clamp(27px,3vw,42px);line-height:1.25;letter-spacing:-.04em;position:relative;z-index:1}
    .cta p{color:#c6d6ed;max-width:640px;margin-top:9px;position:relative;z-index:1}
    .cta .btn{position:relative;z-index:1;flex:0 0 auto}
    .footer{
      background:#07162d;
      color:#fff;
      padding:72px 0 24px;
    }
    .footer-main{
      display:grid;
      grid-template-columns:1.4fr 1fr 1fr 1fr;
      gap:45px;
      padding-bottom:53px;
    }
    .footer .brand{color:#fff}
    .footer-intro{color:#9eafca;font-size:14px;max-width:310px;margin-top:18px}
    .footer h3{font-size:15px;margin-bottom:17px;color:#fff}
    .footer li{margin:9px 0;color:#9eafca;font-size:13px}
    .footer li a{transition:var(--ease)}
    .footer li a:hover{color:#72e4ed}
    .footer-bottom{
      border-top:1px solid rgba(255,255,255,.12);
      padding-top:20px;
      display:flex;
      justify-content:space-between;
      gap:20px;
      color:#8497b5;
      font-size:12px;
    }
    .footer-legal{display:flex;flex-wrap:wrap;gap:17px;justify-content:flex-end}
    .footer-legal a:hover{color:#fff}
    :focus-visible{outline:3px solid rgba(40,198,216,.65);outline-offset:3px}
    @media(max-width:1080px){
      .nav{gap:0}
      .nav a{padding-left:9px;padding-right:9px;font-size:13px}
      .nav a:after{left:9px;right:9px}
      .score-layout,.image-panel,.faq-layout{grid-template-columns:1fr}
      .footer-main{grid-template-columns:1.4fr 1fr 1fr}
    }
    @media(max-width:780px){
      .container{width:min(var(--container),calc(100% - 34px))}
      .menu-toggle{display:block}
      .nav{
        display:none;
        position:absolute;
        left:17px;right:17px;top:74px;
        padding:13px;
        background:#fff;
        border:1px solid var(--line);
        border-radius:18px;
        box-shadow:var(--shadow-md);
        flex-direction:column;
        align-items:stretch;
      }
      .nav.open{display:flex}
      .nav a{padding:12px 14px;border-radius:10px}
      .nav a:hover,.nav a.active{background:#edf4ff}
      .nav a:after{display:none}
      .nav-cta{margin:6px 0 0!important;text-align:center}
      .hero{min-height:620px}
      .hero-content{padding:70px 0}
      .hero h1{font-size:clamp(38px,12vw,58px)}
      .hero-copy{font-size:16px}
      .section{padding:72px 0}
      .metric-grid{grid-template-columns:repeat(2,1fr)}
      .matrix{grid-template-columns:1fr 1fr}
      .timeline{grid-template-columns:1fr 1fr;gap:30px}
      .timeline:before{display:none}
      .cta{padding:32px 25px;display:block}
      .cta .btn{margin-top:23px}
      .footer-main{grid-template-columns:1fr 1fr;gap:34px}
      .footer-bottom{display:block}
      .footer-legal{justify-content:flex-start;margin-top:12px}
    }
    @media(max-width:520px){
      .nav-wrap{min-height:72px}
      .hero{min-height:650px}
      .hero-actions{display:grid}
      .hero-actions .btn{width:100%}
      .hero-metrics{gap:20px}
      .hero-metrics strong{font-size:22px}
      .metric-grid,.matrix,.news-strip{grid-template-columns:1fr}
      .match-row{grid-template-columns:1fr 65px 1fr;gap:8px;padding:25px 14px}
      .team{font-size:14px}
      .score-number{font-size:27px}
      .score-card-bottom{padding:15px;font-size:12px}
      .image-panel figure{min-height:265px}
      .compare-row{grid-template-columns:90px 1fr 49px;gap:9px;font-size:12px}
      .timeline{grid-template-columns:1fr}
      .news-item{grid-template-columns:75px 1fr;gap:12px}
      .footer-main{grid-template-columns:1fr}
    }

/* roulang page: category4 */
:root{
      --ink:#10223f;
      --ink-strong:#07162d;
      --muted:#687894;
      --blue:#246bfe;
      --blue-deep:#1144b8;
      --cyan:#28c6d8;
      --sky:#eaf2ff;
      --line:#dce6f4;
      --paper:#f7faff;
      --white:#fff;
      --gold:#f2b84b;
      --green:#2da979;
      --red:#e66565;
      --radius-xl:30px;
      --radius-lg:22px;
      --radius-md:14px;
      --shadow-sm:0 8px 24px rgba(25,57,105,.07);
      --shadow-md:0 18px 48px rgba(27,67,131,.12);
      --shadow-lg:0 28px 72px rgba(14,49,108,.18);
      --container:1220px;
      --ease:all .3s cubic-bezier(.2,.75,.25,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;
      font-size:16px;
      line-height:1.8;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    ul{list-style:none;margin:0;padding:0}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(247,250,255,.92);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(220,230,244,.86);
    }
    .nav-wrap{height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:21px;letter-spacing:-.04em;color:var(--ink-strong);white-space:nowrap}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--ink-strong);display:grid;place-items:center;position:relative;overflow:hidden}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;width:20px;height:4px;background:var(--cyan);transform:rotate(-45deg);border-radius:10px}
    .brand-mark:after{width:14px;background:var(--blue);transform:rotate(45deg);margin-left:12px}
    .brand-mark span{position:relative;z-index:1;color:white;font-size:11px;font-weight:900}
    .nav{display:flex;align-items:center;gap:4px}
    .nav a{padding:9px 13px;color:#50617c;font-size:14px;position:relative;transition:var(--ease);white-space:nowrap}
    .nav a:after{content:"";position:absolute;left:13px;right:13px;bottom:1px;height:2px;background:var(--blue);transform:scaleX(0);transform-origin:center;transition:var(--ease)}
    .nav a:hover,.nav a.active{color:var(--blue)}
    .nav a:hover:after,.nav a.active:after{transform:scaleX(1)}
    .nav-cta{border:1px solid var(--line);border-radius:100px!important;padding:9px 17px!important;margin-left:9px;color:var(--ink-strong)!important}
    .nav-cta:hover{background:var(--blue);border-color:var(--blue);color:#fff!important}
    .nav-cta:after{display:none!important}
    .menu-toggle{display:none;border:0;background:transparent;color:var(--ink-strong);font-size:25px}
    .hero-inner{
      min-height:480px;
      display:grid;
      grid-template-columns:1.08fr .92fr;
      align-items:center;
      gap:64px;
    }
    .hero-banner{
      background:
        linear-gradient(90deg,rgba(4,19,46,.96),rgba(7,28,66,.82)),
        url("/assets/images/backpic/back-2.webp") center/cover;
      color:#fff;
      overflow:hidden;
    }
    .hero-copy{padding:82px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.16em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan);border-radius:10px}
    .hero-banner .eyebrow{color:#7be8f0}
    h1,h2,h3,p{margin:0}
    .hero-copy h1{font-size:clamp(40px,5.4vw,70px);line-height:1.14;letter-spacing:-.065em;margin:18px 0 22px}
    .hero-copy p{max-width:650px;color:#d4e1f5;font-size:18px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:13px 22px;border:1px solid transparent;border-radius:100px;font-size:14px;font-weight:800;transition:var(--ease)}
    .btn-primary{background:var(--blue);color:#fff;box-shadow:0 12px 26px rgba(36,107,254,.28)}
    .btn-primary:hover{background:#4d86ff;transform:translateY(-3px);box-shadow:0 16px 32px rgba(36,107,254,.35)}
    .btn-light{background:#fff;color:var(--ink-strong)}
    .btn-light:hover{background:#dcf8fb;transform:translateY(-3px)}
    .btn-ghost{background:transparent;border-color:#cbd9ec;color:var(--ink-strong)}
    .btn-ghost:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-3px)}
    .hero-banner .btn-ghost{border-color:rgba(255,255,255,.38);color:#fff}
    .hero-banner .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}
    .score-board{position:relative;background:rgba(255,255,255,.97);color:var(--ink);padding:25px;border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);transform:rotate(1.5deg)}
    .score-board:before{content:"LIVE BOARD";position:absolute;right:24px;top:22px;color:var(--blue);font-size:11px;font-weight:900;letter-spacing:.12em}
    .board-top{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px;padding-bottom:18px;border-bottom:1px solid var(--line)}
    .live-dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 5px rgba(45,169,121,.13)}
    .score-row{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:15px;padding:25px 0}
    .team{text-align:center;font-weight:800;color:var(--ink-strong)}
    .team small{display:block;color:var(--muted);font-size:12px;font-weight:500;margin-top:5px}
    .score{font-size:34px;font-weight:900;letter-spacing:-.08em;color:var(--ink-strong)}
    .board-foot{display:flex;justify-content:space-between;padding-top:16px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}
    .section{padding:96px 0;position:relative}
    .section.compact{padding:70px 0}
    .section.blue-section{background:#edf4ff}
    .section.dark-section{background:var(--ink-strong);color:#fff}
    .section-head{max-width:720px;margin-bottom:36px}
    .section-head h2{font-size:clamp(28px,3.2vw,46px);line-height:1.25;letter-spacing:-.04em;color:var(--ink-strong);margin-top:13px}
    .section-head p{color:var(--muted);margin-top:15px;max-width:680px}
    .dark-section .section-head h2{color:#fff}
    .dark-section .section-head p{color:#aabbd7}
    .metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .metric{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-sm)}
    .metric strong{display:block;color:var(--blue);font-size:35px;line-height:1.1;letter-spacing:-.06em}
    .metric span{display:block;color:var(--muted);font-size:14px;margin-top:8px}
    .matrix{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:stretch}
    .matrix-panel,.feature-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-xl);box-shadow:var(--shadow-sm)}
    .matrix-panel{padding:32px}
    .matrix-panel h3,.feature-card h3{font-size:23px;color:var(--ink-strong);letter-spacing:-.035em}
    .matrix-list{display:grid;grid-template-columns:repeat(2,1fr);gap:13px;margin-top:24px}
    .matrix-list li{padding:17px;border-radius:var(--radius-md);background:var(--paper);border:1px solid var(--line)}
    .matrix-list b{display:block;color:var(--ink-strong);font-size:15px}
    .matrix-list span{display:block;color:var(--muted);font-size:13px;margin-top:4px}
    .feature-card{overflow:hidden}
    .feature-card img{width:100%;height:210px;object-fit:cover}
    .feature-card-body{padding:25px}
    .feature-card-body p{color:var(--muted);font-size:14px;margin-top:10px}
    .date-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}
    .date-tabs button{border:1px solid var(--line);background:#fff;color:var(--muted);border-radius:100px;padding:9px 17px;transition:var(--ease)}
    .date-tabs button:hover,.date-tabs button.active{background:var(--blue);border-color:var(--blue);color:#fff}
    .match-list{display:grid;gap:12px}
    .match-item{display:grid;grid-template-columns:105px 1fr 130px 105px;align-items:center;gap:18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:17px 22px;transition:var(--ease)}
    .match-item:hover{transform:translateX(5px);box-shadow:var(--shadow-sm);border-color:#b9cdf0}
    .match-time{font-weight:800;color:var(--ink-strong)}
    .match-time small{display:block;font-size:12px;color:var(--muted);font-weight:500}
    .match-teams{font-weight:800;color:var(--ink-strong)}
    .match-teams small{display:block;color:var(--muted);font-weight:500;font-size:12px}
    .match-score{text-align:center;font-size:22px;font-weight:900;color:var(--blue)}
    .match-status{text-align:right;color:var(--green);font-size:13px;font-weight:800}
    .match-status.finished{color:var(--muted)}
    .insight-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;align-items:center}
    .insight-image{border-radius:var(--radius-xl);overflow:hidden;min-height:390px;box-shadow:var(--shadow-md)}
    .insight-image img{width:100%;height:100%;object-fit:cover}
    .insight-copy h2{font-size:clamp(29px,4vw,49px);line-height:1.2;letter-spacing:-.05em;color:var(--ink-strong);margin:14px 0}
    .insight-copy>p{color:var(--muted);max-width:600px}
    .check-list{display:grid;gap:13px;margin-top:25px}
    .check-list li{display:flex;gap:12px;align-items:flex-start;color:#53637c}
    .check-list li:before{content:"✓";flex:0 0 23px;width:23px;height:23px;border-radius:50%;display:grid;place-items:center;background:#dff7ee;color:var(--green);font-weight:900;font-size:13px}
    .compare{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
    .compare-card{padding:25px;border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-lg);background:rgba(255,255,255,.06)}
    .compare-card span{color:#83e3ea;font-size:13px;font-weight:800}
    .compare-card strong{display:block;color:#fff;font-size:22px;margin:10px 0}
    .compare-card p{color:#aabbd7;font-size:14px}
    .faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:60px}
    .faq-intro h2{font-size:clamp(30px,4vw,48px);line-height:1.2;color:var(--ink-strong);letter-spacing:-.05em;margin-top:14px}
    .faq-intro p{color:var(--muted);margin-top:16px}
    .faq-list{display:grid;gap:11px}
    details{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:0 21px;transition:var(--ease)}
    details[open]{border-color:#b9cdf0;box-shadow:var(--shadow-sm)}
    summary{cursor:pointer;list-style:none;padding:18px 0;color:var(--ink-strong);font-weight:800;display:flex;justify-content:space-between;gap:15px}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";color:var(--blue);font-size:22px;line-height:1}
    details[open] summary:after{content:"−"}
    details p{color:var(--muted);font-size:14px;padding:0 0 18px}
    .cta-box{display:grid;grid-template-columns:1fr auto;gap:25px;align-items:center;padding:42px 48px;border-radius:var(--radius-xl);background:linear-gradient(110deg,#0d2550,#174ca8);box-shadow:var(--shadow-lg);color:#fff}
    .cta-box h2{font-size:clamp(27px,3.5vw,43px);line-height:1.2;letter-spacing:-.05em}
    .cta-box p{color:#cbdaf0;margin-top:9px;max-width:700px}
    .footer{background:#07162d;color:#fff;padding:64px 0 24px}
    .footer-main{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:38px;padding-bottom:46px;border-bottom:1px solid rgba(255,255,255,.14)}
    .footer .brand{color:#fff}
    .footer-intro{color:#9fb1cd;font-size:14px;max-width:300px;margin-top:18px}
    .footer h3{font-size:14px;margin:7px 0 15px;color:#fff}
    .footer li{margin:8px 0;color:#9fb1cd;font-size:13px}
    .footer li a{transition:var(--ease)}
    .footer li a:hover{color:#70e4ec}
    .footer-bottom{display:flex;justify-content:space-between;gap:22px;flex-wrap:wrap;padding-top:22px;color:#8296b5;font-size:12px}
    .footer-legal{display:flex;gap:18px;flex-wrap:wrap}
    .footer-legal a:hover{color:#fff}
    :focus-visible{outline:3px solid rgba(40,198,216,.65);outline-offset:3px}
    @media(max-width:1024px){
      .nav{gap:0;overflow-x:auto}
      .nav a{padding-left:9px;padding-right:9px}
      .hero-inner{gap:30px}
      .metrics{grid-template-columns:repeat(2,1fr)}
      .footer-main{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .nav-wrap{height:70px}
      .menu-toggle{display:block}
      .nav{display:none;position:absolute;left:16px;right:16px;top:70px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-md);flex-direction:column;align-items:stretch}
      .nav.open{display:flex}
      .nav a{padding:12px 15px}
      .nav-cta{margin:5px 0 0!important;text-align:center}
      .hero-inner,.matrix,.insight-grid,.faq-layout{grid-template-columns:1fr}
      .hero-copy{padding:70px 0 36px}
      .score-board{margin:0 0 65px;transform:none}
      .section{padding:70px 0}
      .match-item{grid-template-columns:85px 1fr 70px}
      .match-status{grid-column:2 / -1;text-align:left}
      .cta-box{grid-template-columns:1fr;padding:32px 26px}
    }
    @media(max-width:520px){
      .hero-copy h1{font-size:40px}
      .metrics,.matrix-list,.compare{grid-template-columns:1fr}
      .metric{padding:21px}
      .matrix-panel{padding:23px}
      .match-item{grid-template-columns:1fr auto;gap:8px 15px;padding:16px}
      .match-teams{grid-column:1 / -1;grid-row:2}
      .match-score{grid-column:2;grid-row:1}
      .match-status{grid-column:1 / -1;grid-row:3}
      .footer-main{grid-template-columns:1fr;gap:24px}
      .footer-bottom{display:block}
      .footer-legal{margin-top:13px;display:grid;gap:7px}
    }

/* roulang page: category5 */
:root{
      --ink:#10223f;
      --ink-strong:#07162d;
      --muted:#687894;
      --blue:#246bfe;
      --blue-deep:#1144b8;
      --cyan:#28c6d8;
      --sky:#eaf2ff;
      --line:#dce6f4;
      --paper:#f7faff;
      --white:#fff;
      --gold:#f2b84b;
      --green:#2da979;
      --radius-xl:30px;
      --radius-lg:22px;
      --radius-md:14px;
      --shadow-sm:0 8px 24px rgba(25,57,105,.07);
      --shadow-md:0 18px 48px rgba(27,67,131,.12);
      --shadow-lg:0 28px 72px rgba(14,49,108,.18);
      --container:1220px;
      --ease:all .3s cubic-bezier(.2,.75,.25,1);
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.8;font-size:16px;overflow-x:hidden}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    ul{list-style:none}
    .container{width:min(var(--container),calc(100% - 48px));margin:auto}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.16em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan);border-radius:10px}
    .section{padding:96px 0;position:relative}
    .section.compact{padding:70px 0}
    .section.blue-section{background:#edf4ff}
    .section.dark-section{background:var(--ink-strong);color:#fff}
    .section-head{max-width:730px;margin-bottom:38px}
    .section-head h2{font-size:clamp(29px,3.3vw,46px);line-height:1.25;letter-spacing:-.045em;color:var(--ink-strong);margin-top:13px}
    .section-head p{color:var(--muted);margin-top:15px}
    .dark-section h2{color:#fff}
    .dark-section p{color:#aabbd7}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(247,250,255,.92);backdrop-filter:blur(18px);border-bottom:1px solid rgba(220,230,244,.85)}
    .nav-wrap{height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:21px;letter-spacing:-.04em;color:var(--ink-strong);white-space:nowrap}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--ink-strong);display:grid;place-items:center;position:relative;overflow:hidden}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;width:20px;height:4px;background:var(--cyan);transform:rotate(-45deg);border-radius:10px}
    .brand-mark:after{width:14px;background:var(--blue);transform:rotate(45deg);margin-left:12px}
    .brand-mark span{position:relative;z-index:1;color:#fff;font-size:11px;font-weight:900}
    .nav{display:flex;align-items:center;gap:4px}
    .nav a{padding:9px 13px;color:#50617c;font-size:14px;position:relative;transition:var(--ease);white-space:nowrap}
    .nav a:after{content:"";position:absolute;left:13px;right:13px;bottom:1px;height:2px;background:var(--blue);transform:scaleX(0);transition:var(--ease)}
    .nav a:hover,.nav a.active{color:var(--blue)}
    .nav a:hover:after,.nav a.active:after{transform:scaleX(1)}
    .nav .nav-cta{border:1px solid var(--line);border-radius:100px;padding:9px 17px;margin-left:9px;color:var(--ink-strong)}
    .nav .nav-cta:hover{background:var(--blue);border-color:var(--blue);color:#fff}
    .nav .nav-cta:after{display:none}
    .menu-toggle{display:none;border:0;background:none;color:var(--ink-strong);font-size:25px}
    .hero{min-height:590px;display:flex;align-items:center;position:relative;overflow:hidden;background-image:linear-gradient(90deg,rgba(4,19,46,.95),rgba(7,28,66,.79) 44%,rgba(7,25,55,.3)),url("/assets/images/backpic/back-2.webp");background-size:cover;background-position:center}
    .hero:after{content:"";position:absolute;width:520px;height:520px;border:1px solid rgba(255,255,255,.16);border-radius:50%;right:-190px;bottom:-250px}
    .hero-grid{width:100%;display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
    .hero-content{position:relative;z-index:1;color:#fff;padding:82px 0}
    .hero .eyebrow{color:#7be8f0}
    .hero h1{font-size:clamp(40px,5.6vw,72px);line-height:1.12;letter-spacing:-.065em;margin:18px 0 22px}
    .hero-copy{font-size:18px;line-height:1.95;color:#d9e5f7;max-width:660px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:100px;padding:13px 22px;border:1px solid transparent;font-weight:800;font-size:14px;min-height:48px;transition:var(--ease)}
    .btn-primary{background:var(--blue);color:#fff;box-shadow:0 12px 26px rgba(36,107,254,.28)}
    .btn-primary:hover{background:#4d86ff;transform:translateY(-3px);box-shadow:0 16px 32px rgba(36,107,254,.35)}
    .btn-light{background:#fff;color:var(--ink-strong)}
    .btn-light:hover{background:#dcf8fb;transform:translateY(-3px)}
    .btn-ghost{border-color:#cbd9ec;color:var(--ink-strong);background:transparent}
    .btn-ghost:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-3px)}
    .hero .btn-ghost{border-color:rgba(255,255,255,.4);color:#fff}
    .hero .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}
    .hero-metrics{display:flex;gap:34px;flex-wrap:wrap;margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.23)}
    .hero-metrics strong{display:block;color:#fff;font-size:25px;line-height:1.2}
    .hero-metrics span{display:block;color:#aebfd8;font-size:13px;margin-top:4px}
    .campaign-panel{background:#fff;border:1px solid rgba(220,230,244,.9);border-radius:var(--radius-xl);padding:28px;box-shadow:var(--shadow-lg);position:relative;z-index:2}
    .panel-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:18px}
    .panel-top strong{font-size:18px;color:var(--ink-strong)}
    .status{font-size:12px;color:var(--green);background:#e7f8f0;border-radius:100px;padding:4px 10px;font-weight:800}
    .campaign-main{display:grid;grid-template-columns:150px 1fr;gap:25px;align-items:center;padding:26px 0}
    .ring{width:142px;height:142px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--blue) 0 78%,#e7eef9 78% 100%);position:relative}
    .ring:before{content:"";position:absolute;inset:13px;border-radius:50%;background:#fff}
    .ring-content{position:relative;text-align:center}
    .ring-content strong{display:block;color:var(--blue);font-size:30px;line-height:1}
    .ring-content span{font-size:12px;color:var(--muted)}
    .panel-copy h3{font-size:21px;line-height:1.35;color:var(--ink-strong)}
    .panel-copy p{font-size:14px;color:var(--muted);margin-top:9px}
    .tier-preview{display:flex;gap:10px}
    .mini-tier{flex:1;border:1px solid var(--line);border-radius:13px;padding:13px 10px;background:#f8fbff}
    .mini-tier b{display:block;font-size:12px;color:var(--blue)}
    .mini-tier span{display:block;font-size:13px;font-weight:800;color:var(--ink-strong);margin-top:3px}
    .panel-footer{display:flex;align-items:center;justify-content:space-between;gap:15px;padding-top:18px;border-top:1px solid var(--line)}
    .panel-footer small{color:var(--muted)}
    .panel-footer .btn{min-height:42px;padding:9px 16px}
    .intro-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:76px;align-items:start}
    .intro-layout h2{font-size:clamp(28px,3.5vw,48px);line-height:1.25;color:var(--ink-strong);letter-spacing:-.05em}
    .intro-layout p{color:var(--muted);font-size:17px;line-height:2}
    .intro-layout p+p{margin-top:18px}
    .insight-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .insight-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:27px;box-shadow:var(--shadow-sm);transition:var(--ease)}
    .insight-card:hover{transform:translateY(-7px);box-shadow:var(--shadow-md);border-color:#b8cdf1}
    .icon-box{width:45px;height:45px;border-radius:14px;background:var(--sky);color:var(--blue);display:grid;place-items:center;font-weight:900;font-size:18px}
    .insight-card h3{font-size:20px;color:var(--ink-strong);margin:20px 0 8px}
    .insight-card p{color:var(--muted);font-size:14px}
    .matrix{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
    .matrix-main,.quote-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}
    .matrix-main{padding:30px}
    .matrix-row{display:grid;grid-template-columns:130px 1fr 85px;gap:18px;align-items:center;padding:19px 0;border-bottom:1px solid var(--line)}
    .matrix-row:last-child{border-bottom:0}
    .matrix-row strong{color:var(--ink-strong)}
    .matrix-row p{font-size:14px;color:var(--muted)}
    .score{color:var(--blue);font-size:23px;font-weight:900;text-align:right}
    .quote-card{padding:31px;background:var(--ink-strong);color:#fff;position:relative;overflow:hidden}
    .quote-card:after{content:"“";position:absolute;right:22px;top:-18px;font-size:150px;line-height:1;color:rgba(40,198,216,.16)}
    .quote-card h3{font-size:24px;line-height:1.4;position:relative;z-index:1}
    .quote-card p{color:#b9c8df;margin-top:18px;position:relative;z-index:1}
    .quote-author{display:flex;align-items:center;gap:12px;margin-top:28px;position:relative;z-index:1}
    .avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--cyan),var(--blue));display:grid;place-items:center;font-weight:900}
    .quote-author span{font-size:13px;color:#dbe5f4}
    .split-feature{display:grid;grid-template-columns:.93fr 1.07fr;gap:54px;align-items:center}
    .feature-image{border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-md);min-height:390px}
    .feature-image img{width:100%;height:100%;object-fit:cover}
    .feature-copy h2{font-size:clamp(28px,3.4vw,45px);line-height:1.28;letter-spacing:-.045em;color:var(--ink-strong)}
    .feature-copy>p{color:var(--muted);margin:17px 0 23px}
    .check-list{display:grid;gap:13px}
    .check-list li{display:flex;gap:11px;color:#4b5e7b}
    .check-list li:before{content:"✓";width:23px;height:23px;flex:none;display:grid;place-items:center;border-radius:50%;background:#e4f8f3;color:var(--green);font-weight:900}
    .timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
    .timeline:before{content:"";position:absolute;left:8%;right:8%;top:23px;height:1px;background:#b9cbe6}
    .step{position:relative;padding:0 20px;text-align:center}
    .step-number{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;margin:0 auto 20px;background:#fff;border:5px solid #dce9ff;color:var(--blue);font-weight:900;position:relative;z-index:1}
    .step h3{font-size:18px;color:var(--ink-strong)}
    .step p{font-size:14px;color:var(--muted);margin-top:8px}
    .data-board{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
    .data-card{padding:24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md)}
    .data-card span{display:block;font-size:13px;color:var(--muted)}
    .data-card strong{display:block;font-size:29px;line-height:1.25;color:var(--ink-strong);margin:5px 0}
    .data-card em{font-size:12px;font-style:normal;color:var(--green)}
    .faq-list{max-width:900px;border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;display:flex;justify-content:space-between;gap:20px;text-align:left;border:0;background:transparent;padding:22px 0;color:var(--ink-strong);font-weight:800;font-size:17px}
    .faq-question span:last-child{color:var(--blue);font-size:24px;transition:var(--ease)}
    .faq-answer{max-height:0;overflow:hidden;color:var(--muted);transition:max-height .35s ease;padding-right:50px}
    .faq-item.open .faq-answer{max-height:140px;padding-bottom:20px}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .cta{border-radius:var(--radius-xl);background:linear-gradient(110deg,#0c2450,#1144b8);padding:52px 60px;display:flex;align-items:center;justify-content:space-between;gap:35px;color:#fff;overflow:hidden;position:relative}
    .cta:after{content:"";position:absolute;width:300px;height:300px;border:1px solid rgba(123,232,240,.25);border-radius:50%;right:-80px;top:-150px}
    .cta h2{font-size:clamp(28px,3.4vw,46px);line-height:1.25;letter-spacing:-.045em;position:relative;z-index:1}
    .cta p{color:#c4d3e9;margin-top:10px;max-width:650px;position:relative;z-index:1}
    .cta .btn{position:relative;z-index:1;flex:none}
    .footer{background:#07162d;color:#d5e0f0;padding:65px 0 22px}
    .footer-main{display:grid;grid-template-columns:1.45fr 1fr 1fr 1fr;gap:45px}
    .footer .brand{color:#fff}
    .footer-intro{color:#91a6c5;font-size:14px;max-width:330px;margin-top:17px}
    .footer h3{font-size:15px;color:#fff;margin-bottom:15px}
    .footer li{margin:7px 0;color:#91a6c5;font-size:13px}
    .footer li a{transition:var(--ease)}
    .footer li a:hover{color:#7be8f0}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.13);margin-top:48px;padding-top:20px;color:#8196b5;font-size:12px}
    .footer-legal{display:flex;gap:18px;flex-wrap:wrap}
    .footer-legal a:hover{color:#7be8f0}
    :focus-visible{outline:3px solid rgba(36,107,254,.4);outline-offset:3px}
    @media(max-width:1050px){
      .nav{gap:0}
      .nav a{padding-left:8px;padding-right:8px;font-size:13px}
      .nav a:after{left:8px;right:8px}
      .hero-grid,.intro-layout,.matrix,.split-feature{gap:35px}
    }
    @media(max-width:820px){
      .container{width:min(var(--container),calc(100% - 34px))}
      .menu-toggle{display:block}
      .nav{display:none;position:absolute;left:17px;right:17px;top:74px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-md);flex-direction:column;align-items:stretch}
      .nav.open{display:flex}
      .nav a{padding:12px 14px}
      .nav .nav-cta{margin:5px 0 0;text-align:center}
      .nav a:after{left:14px;right:auto;width:32px;bottom:5px}
      .hero-grid,.intro-layout,.matrix,.split-feature{grid-template-columns:1fr}
      .hero{min-height:auto}
      .hero-content{padding:76px 0 40px}
      .campaign-panel{margin-bottom:70px}
      .insight-grid{grid-template-columns:repeat(2,1fr)}
      .data-board{grid-template-columns:repeat(2,1fr)}
      .timeline{grid-template-columns:repeat(2,1fr);gap:30px}
      .timeline:before{display:none}
      .footer-main{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:520px){
      .section{padding:70px 0}
      .hero h1{font-size:42px}
      .hero-copy{font-size:16px}
      .campaign-main{grid-template-columns:1fr;text-align:center}
      .ring{margin:auto}
      .tier-preview{margin-top:10px}
      .panel-footer{align-items:flex-start;flex-direction:column}
      .insight-grid,.data-board,.footer-main{grid-template-columns:1fr}
      .matrix-main{padding:21px}
      .matrix-row{grid-template-columns:1fr 62px;gap:8px}
      .matrix-row p{grid-column:1/2}
      .score{grid-column:2;grid-row:1/3}
      .feature-image{min-height:260px}
      .cta{padding:35px 25px;display:block}
      .cta .btn{margin-top:23px}
      .footer-bottom{display:block}
      .footer-legal{margin-top:12px;display:grid;gap:5px}
    }

/* roulang page: category6 */
:root{
      --ink:#10223f;
      --ink-strong:#07162d;
      --muted:#687894;
      --blue:#246bfe;
      --blue-deep:#1144b8;
      --cyan:#28c6d8;
      --sky:#eaf2ff;
      --line:#dce6f4;
      --paper:#f7faff;
      --white:#fff;
      --gold:#f2b84b;
      --green:#2da979;
      --radius-xl:30px;
      --radius-lg:22px;
      --radius-md:14px;
      --shadow-sm:0 8px 24px rgba(25,57,105,.07);
      --shadow-md:0 18px 48px rgba(27,67,131,.12);
      --shadow-lg:0 28px 72px rgba(14,49,108,.18);
      --container:1220px;
      --ease:all .3s cubic-bezier(.2,.75,.25,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;
      font-size:16px;
      line-height:1.8;
      overflow-x:hidden;
    }
    h1,h2,h3,h4,p,ul,ol{margin:0}
    ul,ol{padding:0;list-style:none}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(247,250,255,.92);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(220,230,244,.86)
    }
    .nav-wrap{height:82px;display:flex;align-items:center;justify-content:space-between;gap:22px}
    .brand{display:flex;align-items:center;gap:12px;font-size:21px;font-weight:900;letter-spacing:-.04em;color:var(--ink-strong);white-space:nowrap}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--ink-strong);display:grid;place-items:center;position:relative;overflow:hidden}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;width:20px;height:4px;background:var(--cyan);transform:rotate(-45deg);border-radius:10px}
    .brand-mark:after{width:14px;background:var(--blue);transform:rotate(45deg);margin-left:12px}
    .brand-mark span{position:relative;z-index:1;color:#fff;font-size:11px;font-weight:900}
    .nav{display:flex;align-items:center;gap:3px}
    .nav a{padding:9px 12px;color:#50617c;font-size:14px;position:relative;transition:var(--ease);white-space:nowrap}
    .nav a:after{content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;background:var(--blue);transform:scaleX(0);transition:var(--ease)}
    .nav a:hover,.nav a.active{color:var(--blue)}
    .nav a:hover:after,.nav a.active:after{transform:scaleX(1)}
    .nav .nav-cta{border:1px solid var(--line);border-radius:100px;padding:9px 17px;margin-left:8px;color:var(--ink-strong)}
    .nav .nav-cta:after{display:none}
    .nav .nav-cta:hover{background:var(--blue);border-color:var(--blue);color:#fff}
    .menu-toggle{display:none;border:0;background:none;color:var(--ink-strong);font-size:25px}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.16em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan);border-radius:10px}
    .hero{
      min-height:455px;
      display:flex;align-items:center;
      position:relative;overflow:hidden;
      background-image:linear-gradient(90deg,rgba(4,19,46,.94),rgba(7,28,66,.76) 48%,rgba(7,25,55,.3)),url("/assets/images/backpic/back-2.webp");
      background-size:cover;background-position:center;
    }
    .hero:after{content:"";position:absolute;width:500px;height:500px;border:1px solid rgba(255,255,255,.18);border-radius:50%;right:-180px;bottom:-240px}
    .hero-content{position:relative;z-index:2;color:#fff;padding:72px 0;max-width:780px}
    .hero .eyebrow{color:#7be8f0}
    h1{font-size:clamp(38px,5vw,68px);line-height:1.14;letter-spacing:-.06em;margin:16px 0 20px}
    .hero-copy{max-width:700px;color:#d9e5f7;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:8px;min-height:48px;padding:12px 22px;border:1px solid transparent;border-radius:100px;font-size:14px;font-weight:800;transition:var(--ease)}
    .btn-primary{background:var(--blue);color:#fff;box-shadow:0 12px 26px rgba(36,107,254,.28)}
    .btn-primary:hover{background:#4d86ff;transform:translateY(-3px);box-shadow:0 16px 32px rgba(36,107,254,.35)}
    .btn-light{background:#fff;color:var(--ink-strong)}
    .btn-light:hover{background:#dcf8fb;transform:translateY(-3px)}
    .btn-ghost{border-color:#cbd9ec;color:var(--ink-strong);background:transparent}
    .btn-ghost:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-3px)}
    .hero .btn-ghost{border-color:rgba(255,255,255,.4);color:#fff}
    .hero .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}
    .portrait-panel{
      position:absolute;z-index:2;right:9%;bottom:0;
      width:220px;height:375px;padding:16px;
      border:7px solid rgba(255,255,255,.82);
      border-bottom:0;border-radius:30px 30px 0 0;
      background:rgba(7,22,49,.72);
      box-shadow:var(--shadow-lg);
      transform:rotate(4deg)
    }
    .portrait-panel img{width:100%;height:100%;object-fit:cover;border-radius:17px;opacity:.8}
    .portrait-panel .panel-note{position:absolute;left:27px;right:27px;bottom:25px;padding:11px 12px;border-radius:12px;background:rgba(7,22,49,.84);color:#fff;font-size:12px;line-height:1.5}
    .section{padding:88px 0;position:relative}
    .section.compact{padding:66px 0}
    .blue-section{background:#edf4ff}
    .dark-section{background:var(--ink-strong);color:#fff}
    .section-head{max-width:740px;margin-bottom:34px}
    .section-head h2{font-size:clamp(28px,3.2vw,46px);line-height:1.25;letter-spacing:-.04em;color:var(--ink-strong);margin-top:12px}
    .section-head p{color:var(--muted);margin-top:14px;max-width:680px}
    .dark-section .section-head h2{color:#fff}
    .dark-section .section-head p{color:#aabbd7}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .metric{padding:25px 24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}
    .metric strong{display:block;color:var(--ink-strong);font-size:32px;letter-spacing:-.04em}
    .metric span{display:block;color:var(--muted);font-size:14px;margin-top:4px}
    .metric em{display:inline-block;margin-top:15px;padding:4px 9px;border-radius:100px;background:#e5f8f1;color:var(--green);font-size:12px;font-style:normal;font-weight:800}
    .matrix{display:grid;grid-template-columns:1.1fr 1.9fr;gap:28px;align-items:stretch}
    .feature-image{min-height:430px;border-radius:var(--radius-xl);overflow:hidden;position:relative;box-shadow:var(--shadow-md)}
    .feature-image img{width:100%;height:100%;object-fit:cover}
    .feature-image:after{content:"会员权益清晰可见";position:absolute;left:24px;bottom:22px;color:#fff;font-weight:800;font-size:20px;text-shadow:0 2px 12px #07162d}
    .service-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .service-card{padding:25px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:var(--ease)}
    .service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#b9cdf3}
    .icon{width:42px;height:42px;border-radius:13px;background:var(--sky);color:var(--blue);display:grid;place-items:center;font-weight:900;font-size:18px}
    .service-card h3{margin:18px 0 7px;font-size:20px;color:var(--ink-strong)}
    .service-card p{color:var(--muted);font-size:14px}
    .split{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:center}
    .split-copy h2{font-size:clamp(30px,4vw,49px);line-height:1.25;letter-spacing:-.05em;color:var(--ink-strong);margin:13px 0 17px}
    .split-copy p{color:var(--muted)}
    .check-list{display:grid;gap:15px;margin-top:25px}
    .check-list li{display:flex;gap:12px;color:#455773}
    .check-list li:before{content:"✓";flex:0 0 24px;width:24px;height:24px;display:grid;place-items:center;border-radius:50%;background:#dff8f1;color:var(--green);font-weight:900}
    .compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .compare-card{padding:30px;border-radius:var(--radius-lg);border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm)}
    .compare-card.emphasis{background:var(--ink-strong);color:#fff;border-color:var(--ink-strong);box-shadow:var(--shadow-lg)}
    .compare-card h3{font-size:23px;color:var(--ink-strong);margin-bottom:14px}
    .compare-card.emphasis h3{color:#fff}
    .compare-card p{color:var(--muted);font-size:15px}
    .compare-card.emphasis p{color:#b7c5dd}
    .compare-list{margin-top:22px;border-top:1px solid var(--line);padding-top:17px;display:grid;gap:10px;font-size:14px}
    .compare-card.emphasis .compare-list{border-color:rgba(255,255,255,.17)}
    .compare-list li:before{content:"•";color:var(--blue);font-size:20px;margin-right:8px}
    .compare-card.emphasis .compare-list li:before{color:var(--cyan)}
    .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid rgba(255,255,255,.2)}
    .step{padding:26px 27px 10px 0;border-right:1px solid rgba(255,255,255,.18);margin-right:27px}
    .step:last-child{border-right:0;margin-right:0}
    .step-no{color:#70e4ec;font-size:13px;font-weight:900;letter-spacing:.12em}
    .step h3{margin:12px 0 7px;font-size:20px;color:#fff}
    .step p{font-size:14px;color:#aabbd7}
    .trust-layout{display:grid;grid-template-columns:1.3fr .7fr;gap:24px}
    .trust-card{padding:31px;background:#fff;border-radius:var(--radius-xl);border:1px solid var(--line);box-shadow:var(--shadow-md)}
    .trust-card h3{font-size:25px;color:var(--ink-strong);margin-bottom:12px}
    .trust-card p{color:var(--muted)}
    .quote{padding:28px;background:#e8f8fb;border-radius:var(--radius-lg);color:var(--ink-strong);font-size:20px;font-weight:800;line-height:1.5}
    .quote small{display:block;color:var(--muted);font-size:13px;font-weight:400;margin-top:17px}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden}
    .faq-item button{width:100%;border:0;background:transparent;text-align:left;padding:19px 22px;color:var(--ink-strong);font-weight:800;display:flex;justify-content:space-between;gap:20px}
    .faq-item button span:last-child{color:var(--blue);font-size:21px;line-height:1}
    .faq-answer{display:none;padding:0 22px 20px;color:var(--muted);font-size:14px}
    .faq-item.open .faq-answer{display:block}
    .cta-box{display:flex;align-items:center;justify-content:space-between;gap:35px;padding:43px 48px;border-radius:var(--radius-xl);background:linear-gradient(125deg,#1144b8,#246bfe);color:#fff;box-shadow:var(--shadow-lg)}
    .cta-box h2{font-size:clamp(27px,3.5vw,43px);line-height:1.25;letter-spacing:-.04em}
    .cta-box p{color:#d9e5f7;margin-top:8px;max-width:650px}
    .form-panel{display:flex;gap:9px;flex-wrap:wrap;margin-top:21px}
    .form-panel input{height:48px;min-width:240px;border:1px solid rgba(255,255,255,.35);border-radius:100px;padding:0 17px;background:rgba(255,255,255,.12);color:#fff;outline:0}
    .form-panel input::placeholder{color:#d5e1f5}
    .form-panel input:focus{border-color:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.2)}
    .footer{background:#07162d;color:#fff;padding:66px 0 25px}
    .footer-main{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}
    .footer .brand{color:#fff}
    .footer-intro{max-width:330px;color:#9aacc8;font-size:14px;margin-top:17px}
    .footer h3{font-size:15px;margin-bottom:15px;color:#fff}
    .footer li{margin:8px 0;color:#9aacc8;font-size:13px}
    .footer li a{transition:var(--ease)}
    .footer li a:hover{color:#70e4ec}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.13);margin-top:42px;padding-top:20px;color:#8497b5;font-size:12px}
    .footer-legal{display:flex;flex-wrap:wrap;gap:18px}
    .footer-legal a:hover{color:#70e4ec}
    :focus-visible{outline:3px solid rgba(36,107,254,.35);outline-offset:3px}
    @media(max-width:1100px){
      .nav a{padding-left:8px;padding-right:8px;font-size:13px}
      .portrait-panel{right:3%}
      .matrix{grid-template-columns:1fr 1.45fr}
    }
    @media(max-width:850px){
      .nav-wrap{height:72px}
      .menu-toggle{display:block}
      .nav{display:none;position:absolute;left:24px;right:24px;top:68px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-md);flex-direction:column;align-items:stretch}
      .nav.open{display:flex}
      .nav a{padding:11px 14px}
      .nav .nav-cta{margin:5px 0 0;text-align:center}
      .hero{min-height:620px}
      .portrait-panel{opacity:.45;right:-30px}
      .hero-content{max-width:680px}
      .metric-grid{grid-template-columns:repeat(2,1fr)}
      .matrix,.split,.trust-layout{grid-template-columns:1fr;gap:28px}
      .feature-image{min-height:280px;max-height:360px}
      .steps{grid-template-columns:1fr;gap:0}
      .step{border-right:0;border-bottom:1px solid rgba(255,255,255,.18);margin:0;padding:22px 0}
      .step:last-child{border-bottom:0}
      .footer-main{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:520px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .section{padding:64px 0}
      .hero-content{padding:65px 0}
      .hero h1{font-size:40px}
      .hero-copy{font-size:16px}
      .hero-actions .btn{width:100%}
      .portrait-panel{display:none}
      .metric-grid,.service-grid,.compare,.faq-grid{grid-template-columns:1fr}
      .metric strong{font-size:27px}
      .cta-box{padding:30px 24px;display:block}
      .cta-box .btn{margin-top:22px;width:100%}
      .form-panel{display:block}
      .form-panel input,.form-panel .btn{width:100%;margin-bottom:9px}
      .footer-main{grid-template-columns:1fr;gap:25px}
      .footer-bottom{display:block}
      .footer-legal{margin-top:12px;display:grid;gap:6px}
    }

/* roulang page: category2 */
:root{
      --ink:#10223f;
      --ink-strong:#07162d;
      --muted:#687894;
      --blue:#246bfe;
      --blue-deep:#1144b8;
      --cyan:#28c6d8;
      --sky:#eaf2ff;
      --line:#dce6f4;
      --paper:#f7faff;
      --white:#fff;
      --gold:#f2b84b;
      --green:#2da979;
      --red:#e66565;
      --radius-xl:30px;
      --radius-lg:22px;
      --radius-md:14px;
      --shadow-sm:0 8px 24px rgba(25,57,105,.07);
      --shadow-md:0 18px 48px rgba(27,67,131,.12);
      --shadow-lg:0 28px 72px rgba(14,49,108,.18);
      --container:1220px;
      --ease:all .3s cubic-bezier(.2,.75,.25,1);
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.8;font-size:16px;overflow-x:hidden}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    ul{list-style:none}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.16em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan);border-radius:10px}
    .section{padding:96px 0;position:relative}
    .section.compact{padding:70px 0}
    .section.blue-section{background:#edf4ff}
    .section.dark-section{background:var(--ink-strong);color:#fff}
    .section-head{max-width:760px;margin-bottom:38px}
    .section-head h2{font-size:clamp(29px,3.4vw,47px);line-height:1.24;letter-spacing:-.045em;color:var(--ink-strong);margin-top:13px}
    .section-head p{color:var(--muted);margin-top:15px;max-width:690px}
    .dark-section h2,.dark-section .section-head h2{color:#fff}
    .dark-section p,.dark-section .section-head p{color:#aabbd7}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(247,250,255,.92);backdrop-filter:blur(18px);border-bottom:1px solid rgba(220,230,244,.85)}
    .nav-wrap{height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:21px;letter-spacing:-.04em;color:var(--ink-strong);white-space:nowrap}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--ink-strong);display:grid;place-items:center;position:relative;overflow:hidden}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;width:20px;height:4px;background:var(--cyan);transform:rotate(-45deg);border-radius:10px}
    .brand-mark:after{width:14px;background:var(--blue);transform:rotate(45deg);margin-left:12px}
    .brand-mark span{position:relative;z-index:1;color:#fff;font-size:11px;font-weight:900}
    .nav{display:flex;align-items:center;gap:3px}
    .nav a{padding:9px 12px;color:#50617c;font-size:14px;position:relative;transition:var(--ease);white-space:nowrap}
    .nav a:after{content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;background:var(--blue);transform:scaleX(0);transition:var(--ease)}
    .nav a:hover,.nav a.active{color:var(--blue)}
    .nav a:hover:after,.nav a.active:after{transform:scaleX(1)}
    .nav .nav-cta{border:1px solid var(--line);border-radius:100px;padding:9px 17px;margin-left:8px;color:var(--ink-strong)}
    .nav .nav-cta:after{display:none}
    .nav .nav-cta:hover{background:var(--blue);border-color:var(--blue);color:#fff}
    .menu-toggle{display:none;border:0;background:none;color:var(--ink-strong);font-size:26px}
    .page-banner{min-height:390px;display:flex;align-items:center;position:relative;overflow:hidden;background-image:linear-gradient(90deg,rgba(7,22,45,.93),rgba(16,51,104,.74) 55%,rgba(36,107,254,.25)),url("/assets/images/backpic/back-2.webp");background-size:cover;background-position:center}
    .page-banner:after{content:"";position:absolute;width:430px;height:430px;border:1px solid rgba(255,255,255,.16);border-radius:50%;right:-150px;top:-210px}
    .banner-content{position:relative;z-index:1;color:#fff;padding:72px 0;max-width:780px}
    .banner-content .eyebrow{color:#7be8f0}
    .banner-content h1{font-size:clamp(38px,5.5vw,68px);line-height:1.14;letter-spacing:-.06em;margin:17px 0 18px}
    .banner-content p{font-size:18px;color:#d8e5f7;max-width:700px}
    .crumb{margin-top:24px;color:#abc0df;font-size:13px}
    .crumb a:hover{color:#fff}
    .metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
    .metric{background:#fff;padding:27px 25px;position:relative}
    .metric strong{display:block;font-size:34px;line-height:1;color:var(--ink-strong);letter-spacing:-.05em}
    .metric strong em{font-style:normal;color:var(--blue);font-size:18px;margin-left:3px}
    .metric span{display:block;color:var(--muted);font-size:14px;margin-top:12px}
    .metric small{display:block;color:var(--green);font-size:12px;margin-top:8px}
    .intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:68px;align-items:center}
    .intro-copy h2{font-size:clamp(29px,3.5vw,48px);line-height:1.25;letter-spacing:-.05em;color:var(--ink-strong);margin:14px 0 20px}
    .intro-copy p{color:var(--muted);margin-bottom:16px}
    .check-list{display:grid;gap:13px;margin-top:25px}
    .check-list li{display:flex;gap:12px;align-items:flex-start;color:var(--ink);font-weight:700}
    .check-list li:before{content:"✓";display:grid;place-items:center;flex:0 0 23px;height:23px;border-radius:50%;background:#dff7f4;color:#168c84;font-weight:900;margin-top:3px}
    .image-card{border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg);position:relative;background:#dce8fb}
    .image-card img{width:100%;height:430px;object-fit:cover}
    .image-note{position:absolute;left:24px;right:24px;bottom:22px;padding:17px 19px;border:1px solid rgba(255,255,255,.28);background:rgba(7,22,45,.75);backdrop-filter:blur(12px);border-radius:15px;color:#fff}
    .image-note strong{display:block;font-size:18px}
    .image-note span{display:block;color:#c7d7ec;font-size:13px;margin-top:3px}
    .matrix{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .matrix-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;display:grid;grid-template-columns:55px 1fr;gap:20px;transition:var(--ease)}
    .matrix-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#b9cdf5}
    .matrix-icon{width:52px;height:52px;border-radius:16px;background:var(--sky);color:var(--blue);display:grid;place-items:center;font-size:23px;font-weight:900}
    .matrix-item h3{color:var(--ink-strong);font-size:20px;margin-bottom:7px}
    .matrix-item p{color:var(--muted);font-size:14px}
    .signal-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:26px;align-items:stretch}
    .signal-panel{background:var(--ink-strong);border-radius:var(--radius-xl);padding:34px;color:#fff;box-shadow:var(--shadow-md)}
    .signal-panel h3{font-size:25px;line-height:1.35;margin:12px 0 13px}
    .signal-panel p{color:#aebfda;font-size:14px}
    .signal-tag{display:inline-block;background:rgba(40,198,216,.14);color:#78e9ee;border:1px solid rgba(120,233,238,.3);border-radius:100px;padding:5px 11px;font-size:12px}
    .signal-list{display:grid;gap:12px;margin-top:25px}
    .signal-list li{padding:13px 0;border-bottom:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:15px;font-size:14px}
    .signal-list b{color:#fff}
    .signal-list span{color:#87a0c4}
    .update-board{background:#fff;border:1px solid var(--line);border-radius:var(--radius-xl);padding:30px;box-shadow:var(--shadow-sm)}
    .board-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:4px}
    .board-top h3{font-size:22px;color:var(--ink-strong)}
    .status{font-size:12px;color:var(--green);font-weight:800}
    .status:before{content:"";display:inline-block;width:7px;height:7px;background:var(--green);border-radius:50%;margin-right:6px}
    .update-item{display:grid;grid-template-columns:86px 1fr auto;gap:18px;align-items:center;padding:18px 0;border-bottom:1px solid #edf1f7}
    .update-item:last-child{border-bottom:0}
    .update-time{font-size:13px;color:var(--muted)}
    .update-item h4{font-size:16px;color:var(--ink-strong)}
    .update-item p{font-size:13px;color:var(--muted);margin-top:3px}
    .update-label{font-size:11px;color:var(--blue);background:var(--sky);border-radius:100px;padding:4px 9px;white-space:nowrap}
    .comparison{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .compare-card{border-radius:var(--radius-lg);padding:30px;border:1px solid var(--line);background:#fff}
    .compare-card.highlight{background:#edf4ff;border-color:#b9d0ff;box-shadow:var(--shadow-sm)}
    .compare-card h3{font-size:21px;color:var(--ink-strong);margin-bottom:18px}
    .compare-list{display:grid;gap:14px}
    .compare-list li{display:flex;gap:10px;color:var(--muted);font-size:14px}
    .compare-list li:before{content:"•";color:var(--blue);font-size:23px;line-height:18px}
    .compare-card.highlight .compare-list li{color:var(--ink)}
    .scenario-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:24px}
    .scenario-main{background:#fff;border-radius:var(--radius-xl);padding:34px;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
    .scenario-main h3{font-size:25px;color:var(--ink-strong);margin:12px 0}
    .scenario-main p{color:var(--muted)}
    .scenario-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:27px}
    .scenario-step{background:var(--paper);border-radius:15px;padding:17px;border:1px solid var(--line)}
    .scenario-step b{color:var(--blue);font-size:13px}
    .scenario-step strong{display:block;color:var(--ink-strong);margin:6px 0 4px}
    .scenario-step span{font-size:13px;color:var(--muted)}
    .quote-box{background:var(--blue);border-radius:var(--radius-xl);padding:35px;color:#fff;display:flex;flex-direction:column;justify-content:center}
    .quote-box p{font-size:19px;line-height:1.65;font-weight:700}
    .quote-box span{color:#cfe0ff;font-size:13px;margin-top:18px}
    .faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:70px}
    .faq-intro h2{font-size:clamp(29px,3.2vw,44px);line-height:1.25;color:var(--ink-strong);margin:14px 0}
    .faq-intro p{color:var(--muted)}
    .faq-list{display:grid;gap:12px}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden}
    .faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;text-align:left;border:0;background:#fff;color:var(--ink-strong);padding:20px 22px;font-weight:800}
    .faq-question span:last-child{font-size:23px;color:var(--blue);transition:var(--ease)}
    .faq-answer{max-height:0;overflow:hidden;padding:0 22px;color:var(--muted);font-size:14px;transition:max-height .35s ease,padding .35s ease}
    .faq-item.open .faq-answer{max-height:160px;padding:0 22px 20px}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .cta{padding:72px 0;background:linear-gradient(105deg,#0a1c3a,#1244a8);color:#fff}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:35px}
    .cta h2{font-size:clamp(28px,4vw,46px);line-height:1.25;letter-spacing:-.05em}
    .cta p{color:#c3d5f0;margin-top:10px;max-width:650px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:100px;padding:13px 22px;border:1px solid transparent;font-weight:800;font-size:14px;transition:var(--ease)}
    .btn-primary{background:var(--blue);color:#fff;box-shadow:0 10px 22px rgba(36,107,254,.25)}
    .btn-primary:hover{background:#3b7cff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(36,107,254,.35)}
    .btn-light{background:#fff;color:var(--ink-strong)}
    .btn-light:hover{background:#eaf2ff;transform:translateY(-2px)}
    .btn-outline{border-color:var(--line);color:var(--ink-strong);background:#fff}
    .btn-outline:hover{border-color:var(--blue);color:var(--blue)}
    .footer{background:#07162d;color:#fff;padding:70px 0 24px}
    .footer-main{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:45px;padding-bottom:52px}
    .footer .brand{color:#fff}
    .footer .brand-mark{background:#fff}
    .footer .brand-mark span{color:var(--ink-strong)}
    .footer-intro{color:#9cafca;font-size:14px;max-width:310px;margin-top:18px}
    .footer h3{font-size:15px;margin-bottom:17px}
    .footer li{color:#9cafca;font-size:13px;margin:9px 0}
    .footer li a{transition:var(--ease)}
    .footer li a:hover{color:#fff}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;display:flex;justify-content:space-between;gap:20px;color:#8ea3c2;font-size:12px}
    .footer-legal{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
    .footer-legal a:hover{color:#fff}
    :focus-visible{outline:3px solid rgba(40,198,216,.75);outline-offset:3px}
    @media(max-width:1024px){
      .nav{gap:0}.nav a{padding-left:8px;padding-right:8px;font-size:13px}.nav a:after{left:8px;right:8px}
      .intro-grid,.signal-layout,.faq-grid{gap:35px}
      .footer-main{grid-template-columns:1.4fr 1fr 1fr}
      .footer-main>div:last-child{grid-column:2}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 34px))}
      .nav-wrap{height:72px}.menu-toggle{display:block}
      .nav{display:none;position:absolute;left:17px;right:17px;top:68px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px;box-shadow:var(--shadow-md);flex-direction:column;align-items:stretch}
      .nav.open{display:flex}.nav a{padding:12px 14px}.nav a:after{left:14px;right:auto;width:28px;bottom:5px}
      .nav .nav-cta{margin:7px 0 0;text-align:center}
      .page-banner{min-height:420px}.banner-content{padding:65px 0}
      .section{padding:70px 0}.metric-row{grid-template-columns:1fr 1fr}
      .intro-grid,.signal-layout,.faq-grid,.scenario-grid{grid-template-columns:1fr}
      .image-card img{height:350px}.matrix{grid-template-columns:1fr}
      .cta-inner{display:block}.cta .btn{margin-top:25px}
      .footer-main{grid-template-columns:1fr 1fr;gap:32px}.footer-main>div:last-child{grid-column:auto}
      .footer-bottom{display:block}.footer-legal{justify-content:flex-start;margin-top:14px}
    }
    @media(max-width:520px){
      body{font-size:15px}.section{padding:58px 0}.section-head{margin-bottom:28px}
      .metric strong{font-size:28px}.metric{padding:21px 17px}
      .matrix-item{grid-template-columns:44px 1fr;padding:22px;gap:14px}.matrix-icon{width:44px;height:44px;border-radius:13px}
      .update-board,.signal-panel,.scenario-main,.quote-box{padding:23px}
      .update-item{grid-template-columns:1fr auto;gap:5px 12px}.update-time{grid-column:1/-1}.update-label{grid-column:2;grid-row:2}
      .comparison,.scenario-steps{grid-template-columns:1fr}
      .footer-main{grid-template-columns:1fr}.footer-main>div:last-child{grid-column:auto}
      .footer{padding-top:53px}
    }

/* roulang page: category7 */
:root{
      --ink:#10223f;
      --ink-strong:#07162d;
      --muted:#687894;
      --blue:#246bfe;
      --blue-deep:#1144b8;
      --cyan:#28c6d8;
      --sky:#eaf2ff;
      --line:#dce6f4;
      --paper:#f7faff;
      --white:#fff;
      --gold:#f2b84b;
      --green:#2da979;
      --red:#e66565;
      --radius-xl:30px;
      --radius-lg:22px;
      --radius-md:14px;
      --shadow-sm:0 8px 24px rgba(25,57,105,.07);
      --shadow-md:0 18px 48px rgba(27,67,131,.12);
      --shadow-lg:0 28px 72px rgba(14,49,108,.18);
      --container:1220px;
      --ease:all .3s cubic-bezier(.2,.75,.25,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;
      color:var(--ink);
      background:var(--paper);
      line-height:1.8;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(247,250,255,.92);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(220,230,244,.85)
    }
    .nav-wrap{height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:21px;letter-spacing:-.04em;color:var(--ink-strong);white-space:nowrap}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--ink-strong);display:grid;place-items:center;position:relative;overflow:hidden}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;width:20px;height:4px;background:var(--cyan);transform:rotate(-45deg);border-radius:10px}
    .brand-mark:after{width:14px;background:var(--blue);transform:rotate(45deg);margin-left:12px}
    .brand-mark span{position:relative;z-index:1;color:white;font-size:11px;font-weight:900}
    .nav{display:flex;align-items:center;gap:4px}
    .nav a{padding:9px 13px;color:#50617c;font-size:14px;position:relative;transition:var(--ease);white-space:nowrap}
    .nav a:after{content:"";position:absolute;left:13px;right:13px;bottom:1px;height:2px;background:var(--blue);transform:scaleX(0);transform-origin:center;transition:var(--ease)}
    .nav a:hover,.nav a.active{color:var(--blue)}
    .nav a:hover:after,.nav a.active:after{transform:scaleX(1)}
    .nav .nav-cta{border:1px solid var(--line);border-radius:100px;padding:9px 17px;margin-left:9px;color:var(--ink-strong)}
    .nav .nav-cta:hover{background:var(--blue);border-color:var(--blue);color:#fff}
    .nav .nav-cta:after{display:none}
    .menu-toggle{display:none;border:0;background:none;color:var(--ink-strong);font-size:25px}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.14em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan);border-radius:10px}
    .section{padding:92px 0;position:relative}
    .section.compact{padding:66px 0}
    .section.blue-section{background:#edf4ff}
    .section.dark-section{background:var(--ink-strong);color:#fff}
    .section-head{max-width:730px;margin-bottom:36px}
    .section-head h2{font-size:clamp(28px,3.2vw,46px);line-height:1.25;letter-spacing:-.045em;color:var(--ink-strong);margin:13px 0 0}
    .section-head p{color:var(--muted);margin:15px 0 0;max-width:680px}
    .dark-section .section-head h2,.dark-section h2{color:#fff}
    .dark-section .section-head p,.dark-section p{color:#aabbd7}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:100px;padding:13px 22px;border:1px solid transparent;font-weight:800;font-size:14px;transition:var(--ease)}
    .btn-primary{background:var(--blue);color:#fff;box-shadow:0 10px 22px rgba(36,107,254,.22)}
    .btn-primary:hover{background:var(--blue-deep);transform:translateY(-2px);box-shadow:0 14px 28px rgba(36,107,254,.3)}
    .btn-light{background:#fff;color:var(--ink-strong);border-color:rgba(255,255,255,.5)}
    .btn-light:hover{background:var(--cyan);color:var(--ink-strong);transform:translateY(-2px)}
    .btn-outline{border-color:var(--line);color:var(--ink-strong);background:#fff}
    .btn-outline:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px)}
    .hero-inner{padding:94px 0 82px;display:grid;grid-template-columns:minmax(0,1.06fr) minmax(350px,.94fr);gap:70px;align-items:center}
    .page-hero{background:linear-gradient(100deg,rgba(5,22,52,.95),rgba(11,48,101,.78)),url("/assets/images/backpic/back-2.webp") center/cover;color:#fff}
    .page-hero .eyebrow{color:#7be8f0}
    .hero-copy h1{font-size:clamp(42px,6vw,72px);line-height:1.12;letter-spacing:-.065em;margin:18px 0 22px;color:#fff}
    .hero-copy p{font-size:18px;color:#d9e5f7;max-width:680px;margin:0}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
    .hero-panel{background:rgba(255,255,255,.96);border:1px solid rgba(255,255,255,.6);border-radius:var(--radius-xl);padding:25px;color:var(--ink);box-shadow:var(--shadow-lg)}
    .panel-top{display:flex;align-items:center;justify-content:space-between;gap:15px;border-bottom:1px solid var(--line);padding-bottom:18px}
    .panel-top strong{font-size:19px;color:var(--ink-strong)}
    .badge{display:inline-flex;align-items:center;gap:6px;border-radius:100px;padding:5px 10px;background:#e7fbf4;color:#16805d;font-size:12px;font-weight:800}
    .badge.blue{background:var(--sky);color:var(--blue)}
    .panel-score{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:14px;text-align:center;padding:27px 0 21px}
    .panel-score b{font-size:30px;display:block;color:var(--ink-strong)}
    .panel-score span{font-size:12px;color:var(--muted)}
    .score-divider{font-size:12px;color:var(--muted);font-weight:700}
    .panel-list{display:grid;gap:11px}
    .panel-list div{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 13px;background:#f5f8fd;border-radius:12px;font-size:13px}
    .panel-list em{font-style:normal;color:var(--green);font-weight:800}
    .flash-bar{background:#fff9e9;border-bottom:1px solid #f5e3b5;color:#825d1a}
    .flash-inner{min-height:48px;display:flex;align-items:center;justify-content:center;gap:15px;flex-wrap:wrap;font-size:13px}
    .flash-inner strong{color:#a16b05}
    .countdown{display:flex;gap:5px;align-items:center;font-weight:900;color:var(--ink-strong)}
    .countdown i{font-style:normal;background:#fff;border:1px solid #ead9a7;border-radius:6px;padding:2px 7px;min-width:28px;text-align:center}
    .intro-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:42px;align-items:stretch}
    .intro-copy{background:#fff;border-radius:var(--radius-lg);padding:34px 38px;box-shadow:var(--shadow-sm);border:1px solid var(--line)}
    .intro-copy p{color:var(--muted);margin:0 0 17px}
    .intro-copy p:last-child{margin-bottom:0}
    .photo-card{min-height:340px;border-radius:var(--radius-lg);overflow:hidden;position:relative;background:#183d76}
    .photo-card img{width:100%;height:100%;object-fit:cover}
    .photo-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,22,45,.75),transparent 60%)}
    .photo-caption{position:absolute;z-index:1;left:28px;right:28px;bottom:24px;color:#fff}
    .photo-caption strong{display:block;font-size:24px;line-height:1.3;margin-bottom:5px}
    .photo-caption span{font-size:13px;color:#d5e0f1}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .metric{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px 22px;box-shadow:var(--shadow-sm)}
    .metric b{display:block;font-size:34px;letter-spacing:-.05em;color:var(--blue);line-height:1.2}
    .metric span{display:block;color:var(--muted);font-size:14px;margin-top:8px}
    .matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .matrix-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:27px;transition:var(--ease)}
    .matrix-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#bed2f5}
    .icon-box{width:44px;height:44px;border-radius:14px;background:var(--sky);color:var(--blue);display:grid;place-items:center;font-size:20px;font-weight:900;margin-bottom:20px}
    .matrix-card h3{font-size:20px;line-height:1.35;margin:0 0 10px;color:var(--ink-strong)}
    .matrix-card p{font-size:14px;color:var(--muted);margin:0}
    .check-list{list-style:none;padding:0;margin:19px 0 0;display:grid;gap:9px}
    .check-list li{position:relative;padding-left:23px;color:#4f607b;font-size:14px}
    .check-list li:before{content:"✓";position:absolute;left:0;top:1px;color:var(--green);font-weight:900}
    .split-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:50px;align-items:start}
    .sticky-title{position:sticky;top:112px}
    .sticky-title h2{font-size:clamp(29px,3.5vw,48px);line-height:1.25;letter-spacing:-.05em;margin:15px 0;color:var(--ink-strong)}
    .sticky-title p{color:var(--muted);max-width:390px}
    .step-list{display:grid;gap:0}
    .step{display:grid;grid-template-columns:66px 1fr;gap:20px;padding:0 0 30px;position:relative}
    .step:not(:last-child):after{content:"";position:absolute;left:20px;top:44px;bottom:0;width:1px;background:#c9d8ed}
    .step-no{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--ink-strong);color:#fff;font-weight:900;position:relative;z-index:1}
    .step h3{margin:2px 0 7px;font-size:19px;color:var(--ink-strong)}
    .step p{margin:0;color:var(--muted);font-size:14px}
    .compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .compare-box{border-radius:var(--radius-lg);padding:28px;border:1px solid var(--line);background:#fff}
    .compare-box.good{border-color:#b7e5d5;background:#f5fffb}
    .compare-box h3{margin:0 0 16px;font-size:20px;color:var(--ink-strong)}
    .compare-box ul{margin:0;padding:0;list-style:none;display:grid;gap:13px}
    .compare-box li{display:flex;gap:10px;font-size:14px;color:#566681}
    .compare-box li strong{color:var(--green)}
    .compare-box:not(.good) li strong{color:var(--red)}
    .dark-panel{display:grid;grid-template-columns:1fr .95fr;gap:55px;align-items:center}
    .dark-panel h2{font-size:clamp(29px,3.5vw,48px);line-height:1.25;letter-spacing:-.05em;margin:14px 0}
    .dark-panel .lead{color:#b6c6df;max-width:580px}
    .notice-box{border:1px solid rgba(142,180,232,.25);background:rgba(255,255,255,.07);border-radius:var(--radius-lg);padding:26px}
    .notice-box h3{margin:0 0 14px;color:#fff;font-size:20px}
    .notice-row{display:flex;justify-content:space-between;gap:15px;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.12);font-size:14px}
    .notice-row:last-child{border-bottom:0}
    .notice-row span{color:#aabbd7}
    .notice-row b{color:#7be8f0}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px 21px;transition:var(--ease)}
    details[open]{box-shadow:var(--shadow-sm);border-color:#bdd1f1}
    summary{cursor:pointer;font-weight:800;color:var(--ink-strong);list-style:none;padding-right:25px;position:relative}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:0;top:-2px;font-size:22px;color:var(--blue);font-weight:400}
    details[open] summary:after{content:"−"}
    details p{color:var(--muted);font-size:14px;margin:12px 0 0}
    .support-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:20px;align-items:stretch}
    .support-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow-sm)}
    .support-card h3{color:var(--ink-strong);font-size:23px;margin:0 0 10px}
    .support-card p{color:var(--muted);font-size:14px;margin:0 0 20px}
    .support-form{display:grid;grid-template-columns:1fr 1fr;gap:13px}
    .support-form .full{grid-column:1/-1}
    input,textarea{width:100%;border:1px solid var(--line);background:#fbfdff;color:var(--ink-strong);border-radius:12px;padding:12px 14px;outline:none;transition:var(--ease)}
    textarea{min-height:110px;resize:vertical}
    input:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(36,107,254,.1)}
    .form-note{font-size:12px;color:var(--muted);margin:12px 0 0}
    .cta{padding:67px 0;background:#dfeaff}
    .cta-inner{border-radius:var(--radius-xl);background:linear-gradient(110deg,#1144b8,#246bfe);padding:43px 48px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:30px;box-shadow:var(--shadow-md)}
    .cta h2{font-size:clamp(26px,3vw,40px);line-height:1.25;letter-spacing:-.04em;margin:0 0 9px}
    .cta p{margin:0;color:#dbe8ff}
    .footer{background:#07162d;color:#fff;padding:68px 0 24px}
    .footer-main{display:grid;grid-template-columns:1.35fr 1fr 1fr 1fr;gap:36px;padding-bottom:45px}
    .footer .brand{color:#fff}
    .footer-intro{color:#91a5c5;font-size:14px;max-width:310px;margin:18px 0 0}
    .footer h3{font-size:14px;margin:0 0 14px;color:#fff}
    .footer ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
    .footer li,.footer li a{font-size:13px;color:#91a5c5}
    .footer li a:hover{color:#7be8f0}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:21px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:#8297b9;font-size:12px}
    .footer-legal{display:flex;gap:17px;flex-wrap:wrap}
    .footer-legal a:hover{color:#7be8f0}
    :focus-visible{outline:3px solid rgba(40,198,216,.55);outline-offset:3px}
    @media(max-width:1080px){
      .nav{gap:0}
      .nav a{padding-left:8px;padding-right:8px;font-size:13px}
      .nav a:after{left:8px;right:8px}
      .hero-inner{gap:38px}
      .metric-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:820px){
      .nav-wrap{height:72px}
      .menu-toggle{display:block}
      .nav{display:none;position:absolute;top:72px;left:0;right:0;background:rgba(247,250,255,.98);padding:12px 24px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow-md);flex-direction:column;align-items:stretch}
      .nav.open{display:flex}
      .nav a{padding:12px 4px}
      .nav a:after{left:4px;right:auto;width:40px}
      .nav .nav-cta{margin:7px 0 0;text-align:center}
      .hero-inner,.intro-grid,.split-layout,.dark-panel,.support-grid{grid-template-columns:1fr}
      .hero-inner{padding:75px 0}
      .hero-panel{max-width:560px}
      .sticky-title{position:static}
      .matrix{grid-template-columns:repeat(2,1fr)}
      .footer-main{grid-template-columns:1.3fr 1fr 1fr}
      .footer-main>div:last-child{grid-column:2/4}
      .cta-inner{align-items:flex-start;flex-direction:column}
    }
    @media(max-width:560px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .section{padding:66px 0}
      .section.compact{padding:48px 0}
      .hero-copy h1{font-size:43px}
      .hero-copy p{font-size:16px}
      .flash-inner{padding:8px 0;justify-content:flex-start}
      .metric-grid,.matrix,.compare,.faq-grid{grid-template-columns:1fr}
      .intro-copy,.support-card{padding:25px 22px}
      .photo-card{min-height:275px}
      .support-form{grid-template-columns:1fr}
      .support-form .full{grid-column:auto}
      .cta-inner{padding:31px 25px}
      .footer-main{grid-template-columns:1fr 1fr;gap:28px}
      .footer-main>div:first-child{grid-column:1/-1}
      .footer-main>div:last-child{grid-column:1/-1}
      .footer-bottom{display:block}
      .footer-legal{margin-top:10px;display:grid;gap:7px}
    }