/* roulang page: index */
:root{
      --ink:#10243e;
      --muted:#6d7d91;
      --blue:#1e64d6;
      --blue-dark:#124ca9;
      --cyan:#26b6c9;
      --paper:#f5f8fc;
      --white:#fff;
      --line:#e4ebf3;
      --soft:#edf4ff;
      --gold:#f2ad43;
      --radius:22px;
      --shadow:0 18px 50px rgba(24,59,105,.10);
      --shadow-sm:0 8px 26px rgba(24,59,105,.08);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.75}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(1180px,calc(100% - 40px));margin:auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan)}
    .section{padding:94px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-head h2{margin:10px 0 0;font-size:clamp(28px,4vw,44px);line-height:1.2;letter-spacing:-.04em}
    .section-head p{max-width:530px;margin:0;color:var(--muted);font-size:15px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:12px;padding:13px 20px;font-weight:800;transition:.25s ease;border:1px solid transparent}
    .btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(30,100,214,.18)}
    .btn:focus-visible{outline:3px solid rgba(38,182,201,.45);outline-offset:3px}
    .btn-primary{color:#fff;background:var(--blue)}
    .btn-primary:hover{background:var(--blue-dark)}
    .btn-light{color:var(--blue);background:#fff;border-color:#dbe8fa}
    .btn-dark{color:#fff;background:var(--ink)}
    .tag{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;color:var(--blue);background:var(--soft);font-size:12px;font-weight:800}
    .topline{height:5px;background:linear-gradient(90deg,var(--blue),var(--cyan))}
    header{background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .masthead{display:flex;align-items:center;justify-content:space-between;padding:20px 0 15px}
    .brand{display:flex;align-items:center;gap:14px}
    .brand-mark{width:43px;height:43px;border-radius:14px;background:var(--ink);display:grid;place-items:center;color:#fff;font-weight:900;position:relative}
    .brand-mark:after{content:"";position:absolute;width:8px;height:8px;border-radius:50%;background:var(--cyan);right:7px;top:7px}
    .brand-name{font-size:27px;font-weight:950;letter-spacing:-.08em}
    .brand-sub{color:var(--muted);font-size:12px;margin-left:5px}
    .nav-row{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #f0f3f7}
    nav{display:flex;gap:3px;overflow:auto;white-space:nowrap}
    nav a{padding:13px 14px;color:#607189;font-size:14px;font-weight:750;border-bottom:3px solid transparent;transition:.2s}
    nav a:hover,nav a.active{color:var(--blue);border-color:var(--blue)}
    .nav-note{font-size:12px;color:var(--muted);white-space:nowrap}
    .menu-btn{display:none;border:0;background:var(--soft);color:var(--blue);padding:9px 12px;border-radius:10px;font-weight:800}
    .hero{position:relative;overflow:hidden;padding:76px 0 82px;background:#eaf3ff url('/assets/images/backpic/back-1.webp') center/cover no-repeat}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(238,247,255,.98) 0%,rgba(238,247,255,.92) 48%,rgba(238,247,255,.48) 100%)}
    .hero .container{position:relative}
    .hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:60px;align-items:center}
    .hero h1{font-size:clamp(42px,6vw,76px);line-height:1.06;letter-spacing:-.075em;margin:17px 0 22px;max-width:650px}
    .hero h1 em{font-style:normal;color:var(--blue)}
    .hero-lead{max-width:620px;color:#52657e;font-size:17px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0}
    .hero-stats{display:flex;gap:28px;flex-wrap:wrap}
    .hero-stat strong{display:block;font-size:25px;line-height:1;color:var(--ink)}
    .hero-stat span{display:block;margin-top:6px;color:var(--muted);font-size:12px}
    .compare-wrap{display:grid;grid-template-columns:1fr 1.15fr;gap:13px;align-items:stretch}
    .compare-card{background:rgba(255,255,255,.86);border:1px solid rgba(218,230,244,.95);border-radius:24px;padding:24px;box-shadow:var(--shadow-sm)}
    .compare-card.recommended{background:var(--ink);color:#fff;transform:translateY(-18px);box-shadow:0 24px 55px rgba(16,36,62,.25)}
    .compare-card h3{margin:13px 0 8px;font-size:22px}
    .compare-card p{font-size:13px;color:var(--muted);min-height:68px}
    .recommended p{color:#bac8dc}
    .compare-list{border-top:1px solid var(--line);margin-top:19px;padding-top:12px}
    .recommended .compare-list{border-color:#32475f}
    .compare-list div{display:flex;justify-content:space-between;padding:6px 0;font-size:13px}
    .compare-list b{color:var(--blue)}
    .recommended .compare-list b{color:#6be0e1}
    .ticker{background:var(--ink);color:#fff;padding:15px 0}
    .ticker-inner{display:flex;align-items:center;gap:18px;overflow:hidden}
    .ticker-label{color:#72e2e4;font-size:12px;font-weight:900;white-space:nowrap}
    .ticker-track{display:flex;gap:35px;white-space:nowrap;font-size:13px;color:#c8d5e6;animation:scroll 28s linear infinite}
    @keyframes scroll{from{transform:translateX(0)}to{transform:translateX(-30%)}}
    .countdown{margin-left:auto;white-space:nowrap;color:#fff;font-size:13px}
    .countdown b{color:#72e2e4;font-variant-numeric:tabular-nums}
    .channel-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
    .channel{background:#fff;border:1px solid var(--line);border-radius:16px;padding:19px 14px;transition:.25s}
    .channel:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:#bcd3f1}
    .channel-icon{width:35px;height:35px;border-radius:11px;background:var(--soft);color:var(--blue);display:grid;place-items:center;font-weight:900;margin-bottom:13px}
    .channel h3{font-size:15px;margin:0 0 4px}.channel p{margin:0;color:var(--muted);font-size:12px}
    .news-layout{display:grid;grid-template-columns:1.5fr .8fr;gap:25px}
    .news-list,.feature-news{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
    .news-item{display:grid;grid-template-columns:90px 1fr auto;gap:18px;align-items:center;padding:21px 25px;border-bottom:1px solid var(--line)}
    .news-item:last-child{border-bottom:0}.news-date{color:var(--blue);font-weight:850;font-size:12px}.news-item h3{margin:0 0 5px;font-size:17px}.news-item p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}
    .more{color:var(--blue);font-size:12px;font-weight:850;white-space:nowrap}
    .feature-news{overflow:hidden}.feature-news img{width:100%;height:185px;object-fit:cover}.feature-body{padding:23px}.feature-body h3{font-size:22px;line-height:1.35;margin:12px 0}.feature-body p{color:var(--muted);font-size:14px}
    .live-board{background:var(--ink);color:#fff;border-radius:28px;padding:34px;position:relative;overflow:hidden}
    .live-board:after{content:"";position:absolute;width:290px;height:290px;border:1px solid rgba(114,226,228,.18);border-radius:50%;right:-80px;top:-100px}
    .board-head{display:flex;justify-content:space-between;align-items:center;position:relative;z-index:1}.board-head p{margin:5px 0;color:#aebed1;font-size:13px}.live-dot{display:inline-flex;align-items:center;gap:8px;color:#72e2e4;font-size:12px;font-weight:800}.live-dot:before{content:"";width:8px;height:8px;border-radius:50%;background:#72e2e4;box-shadow:0 0 0 5px rgba(114,226,228,.12)}
    .match-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px;margin-top:25px;position:relative;z-index:1}.match{background:#1a3454;border:1px solid #2d496a;border-radius:17px;padding:20px}.match small{color:#9eb1c7}.match-line{display:flex;align-items:center;justify-content:space-between;margin-top:17px;font-weight:800}.score{font-size:25px;color:#72e2e4}.match-footer{display:flex;justify-content:space-between;margin-top:16px;color:#9eb1c7;font-size:12px}
    .service-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:26px}.service-main{background:#fff;border-radius:var(--radius);border:1px solid var(--line);padding:33px;box-shadow:var(--shadow-sm)}.service-main h3{font-size:27px;margin:12px 0}.service-main p{color:var(--muted);font-size:15px}.service-points{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:25px}.point{padding:17px;background:var(--paper);border-radius:15px}.point b{display:block;margin-bottom:5px}.point span{font-size:12px;color:var(--muted)}.service-side{display:grid;gap:14px}.service-side article{padding:25px;border-radius:var(--radius);background:#dff5f7}.service-side article:nth-child(2){background:#fff0d9}.service-side h3{margin:0 0 8px;font-size:20px}.service-side p{margin:0;color:#617187;font-size:13px}
    .triple{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.triple article{background:#fff;border-radius:var(--radius);padding:28px;border:1px solid var(--line);box-shadow:var(--shadow-sm);min-height:220px}.triple article:nth-child(2){background:var(--blue);color:#fff}.triple article:nth-child(2) p{color:#d3e2f8}.triple .num{font-size:32px;color:var(--cyan);font-weight:950}.triple h3{font-size:21px;margin:15px 0 9px}.triple p{color:var(--muted);font-size:14px}
    .metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.metric{background:#fff;padding:27px}.metric strong{font-size:37px;line-height:1;color:var(--blue)}.metric span{display:block;color:var(--muted);font-size:13px;margin-top:9px}
    .app-section{background:#dceeff;overflow:hidden}.app-grid{display:grid;grid-template-columns:1fr 1fr;gap:45px;align-items:center}.app-grid h2{font-size:43px;line-height:1.2;margin:13px 0}.app-grid p{color:#5e7188}.device{background:var(--ink);border-radius:28px;padding:22px;box-shadow:0 25px 50px rgba(16,36,62,.2);transform:rotate(2deg)}.device-screen{background:#f4f8fc;border-radius:19px;padding:20px;color:var(--ink)}.mini-score{display:flex;justify-content:space-between;align-items:center;padding:16px 0;border-bottom:1px solid var(--line)}.mini-score:last-child{border:0}.mini-score b{font-size:21px;color:var(--blue)}
    .milestones{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:2px solid #cddbeb}.milestone{padding:25px 22px 0;border-right:1px solid var(--line);position:relative}.milestone:last-child{border:0}.milestone:before{content:"";position:absolute;width:13px;height:13px;background:var(--cyan);border:4px solid var(--paper);border-radius:50%;top:-8px;left:22px}.milestone strong{color:var(--blue);font-size:14px}.milestone h3{font-size:18px;margin:9px 0}.milestone p{font-size:13px;color:var(--muted);margin:0}
    .scenario-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.scenario{display:flex;gap:19px;background:#fff;border:1px solid var(--line);padding:24px;border-radius:20px}.scenario-icon{flex:0 0 45px;height:45px;background:var(--soft);color:var(--blue);display:grid;place-items:center;border-radius:13px;font-weight:900}.scenario h3{margin:0 0 7px;font-size:18px}.scenario p{margin:0;color:var(--muted);font-size:13px}
    .trust{background:#fff;border-block:1px solid var(--line)}.trust-row{display:flex;align-items:center;justify-content:space-between;gap:25px}.trust-copy h2{font-size:30px;margin:10px 0}.trust-copy p{color:var(--muted);font-size:14px;max-width:560px}.trust-badges{display:flex;gap:12px;flex-wrap:wrap}.trust-badge{padding:15px 18px;border:1px solid var(--line);border-radius:15px;color:#53667d;font-size:13px;font-weight:800;background:var(--paper)}
    .about-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:50px;align-items:start}.about-grid img{height:330px;width:100%;object-fit:cover;border-radius:24px;box-shadow:var(--shadow)}.about-copy h2{font-size:37px;line-height:1.25;margin:12px 0 17px}.about-copy p{color:var(--muted);font-size:15px;margin:0 0 15px}.about-sign{display:flex;gap:25px;margin-top:25px}.about-sign strong{display:block;font-size:22px;color:var(--blue)}.about-sign span{font-size:12px;color:var(--muted)}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.faq{background:#fff;border:1px solid var(--line);border-radius:17px;padding:20px 22px}.faq summary{font-weight:850;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:15px}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";color:var(--blue);font-size:22px;line-height:1}.faq[open] summary:after{content:"−"}.faq p{color:var(--muted);font-size:13px;margin:13px 0 0}
    .cta{padding:66px 0;background:var(--blue);color:#fff}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:38px;line-height:1.25;margin:10px 0}.cta p{color:#d9e8fb;margin:0;max-width:650px}.cta .btn-light{background:#fff;border:0}
    footer{background:var(--ink);color:#fff;padding:52px 0 25px}.footer-top{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:35px;padding-bottom:35px;border-bottom:1px solid #2b425d}.footer-brand p{color:#aab9cb;font-size:13px;max-width:300px}.footer-col h3{font-size:14px;margin:4px 0 14px;color:#72e2e4}.footer-col a{display:block;color:#aab9cb;font-size:13px;margin:7px 0}.footer-col a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:22px;color:#8fa2b8;font-size:12px}.footer-bottom a{color:#b9d8ff}
    @media(max-width:1024px){.hero-grid,.service-grid,.app-grid,.about-grid{grid-template-columns:1fr 1fr;gap:28px}.channel-grid{grid-template-columns:repeat(3,1fr)}.footer-top{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.container{width:min(100% - 28px,620px)}.section{padding:65px 0}.masthead{padding:15px 0}.brand-name{font-size:23px}.brand-sub,.nav-note{display:none}.menu-btn{display:block}nav{display:none;width:100%;padding:8px 0;flex-wrap:wrap}nav.open{display:flex}nav a{padding:9px 11px}.nav-row{display:block}.hero{padding:55px 0}.hero-grid,.service-grid,.app-grid,.about-grid,.news-layout,.scenario-grid{grid-template-columns:1fr}.hero h1{font-size:50px}.compare-wrap{max-width:600px}.section-head{display:block}.section-head p{margin-top:14px}.match-grid,.triple{grid-template-columns:1fr}.metrics{grid-template-columns:1fr 1fr}.milestones{grid-template-columns:1fr 1fr;row-gap:25px}.milestone:nth-child(2){border:0}.trust-row,.cta-inner{display:block}.trust-badges{margin-top:25px}.cta .btn{margin-top:22px}.faq-grid{grid-template-columns:1fr}.news-item{grid-template-columns:70px 1fr}.news-item .more{grid-column:2}.feature-news img{height:220px}}
    @media(max-width:520px){.hero h1{font-size:41px}.hero-lead{font-size:15px}.compare-wrap{grid-template-columns:1fr}.compare-card.recommended{transform:none}.hero-stats{gap:18px}.channel-grid{grid-template-columns:1fr 1fr}.channel{padding:15px 12px}.news-item{display:block;padding:18px}.news-date{margin-bottom:5px}.news-item h3{font-size:16px}.news-item .more{display:inline-block;margin-top:10px}.live-board{padding:22px 16px}.match{padding:16px}.service-main{padding:24px}.service-points{grid-template-columns:1fr}.metrics{grid-template-columns:1fr 1fr}.metric{padding:20px 15px}.metric strong{font-size:28px}.milestones{grid-template-columns:1fr}.milestone{border:0;border-right:0!important;padding-left:22px}.footer-top{grid-template-columns:1fr 1fr;gap:22px}.footer-brand{grid-column:1/-1}}

/* roulang page: category2 */
:root{
      --ink:#10243e;--muted:#6d7d91;--blue:#1e64d6;--blue-dark:#124ca9;
      --cyan:#26b6c9;--paper:#f5f8fc;--white:#fff;--line:#e4ebf3;
      --soft:#edf4ff;--gold:#f2ad43;--radius:22px;
      --shadow:0 18px 50px rgba(24,59,105,.10);--shadow-sm:0 8px 26px rgba(24,59,105,.08)
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.75}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(1180px,calc(100% - 40px));margin:auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.16em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan)}
    .section{padding:88px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:32px}
    .section-head h2{margin:10px 0 0;font-size:clamp(28px,4vw,44px);line-height:1.2;letter-spacing:-.04em}
    .section-head p{max-width:540px;margin:0;color:var(--muted);font-size:15px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:12px;padding:13px 20px;font-weight:800;transition:.25s ease;border:1px solid transparent}
    .btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(30,100,214,.18)}
    .btn:focus-visible,input:focus-visible{outline:3px solid rgba(38,182,201,.45);outline-offset:3px}
    .btn-primary{color:#fff;background:var(--blue)}
    .btn-primary:hover{background:var(--blue-dark)}
    .btn-light{color:var(--blue);background:#fff;border-color:#dbe8fa}
    .btn-dark{color:#fff;background:var(--ink)}
    .tag{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;color:var(--blue);background:var(--soft);font-size:12px;font-weight:800}
    header{background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .masthead{display:flex;align-items:center;justify-content:space-between;padding:19px 0 16px}
    .brand{display:flex;align-items:center;gap:14px}
    .brand-mark{width:43px;height:43px;border-radius:14px;background:var(--ink);display:grid;place-items:center;color:#fff;font-weight:900;position:relative}
    .brand-mark:after{content:"";position:absolute;width:8px;height:8px;border-radius:50%;background:var(--cyan);right:7px;top:7px}
    .brand-name{font-size:27px;font-weight:950;letter-spacing:-.08em}
    .brand-sub{color:var(--muted);font-size:12px;margin-left:5px}
    .nav-row{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #f0f3f7}
    nav{display:flex;gap:3px;overflow:auto;white-space:nowrap}
    nav a{padding:13px 14px;color:#607189;font-size:14px;font-weight:750;border-bottom:3px solid transparent;transition:.2s}
    nav a:hover,nav a.active{color:var(--blue);border-color:var(--blue)}
    .nav-note{font-size:12px;color:var(--muted);white-space:nowrap}
    .menu-btn{display:none;border:0;background:var(--soft);color:var(--blue);padding:9px 12px;border-radius:10px;font-weight:800}
    .inner-hero{position:relative;overflow:hidden;padding:80px 0 86px;background:#eaf3ff url('/assets/images/backpic/back-2.webp') center/cover no-repeat}
    .inner-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(238,247,255,.98),rgba(238,247,255,.78) 55%,rgba(238,247,255,.42))}
    .inner-hero .container{position:relative}
    .hero-grid{display:grid;grid-template-columns:1fr .88fr;gap:65px;align-items:center}
    h1{font-size:clamp(42px,6vw,72px);line-height:1.08;letter-spacing:-.075em;margin:16px 0 20px}
    h1 em{font-style:normal;color:var(--blue)}
    .lead{max-width:630px;color:#52657e;font-size:17px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
    .score-panel{background:rgba(255,255,255,.9);border:1px solid #dbe8f6;border-radius:24px;padding:25px;box-shadow:var(--shadow)}
    .panel-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:16px}
    .live-dot{color:#d56b45;font-size:12px;font-weight:800}.live-dot:before{content:"";display:inline-block;width:8px;height:8px;background:#e57c52;border-radius:50%;margin-right:7px}
    .score-row{display:grid;grid-template-columns:1fr auto 1fr;gap:15px;align-items:center;text-align:center;padding:25px 0 18px}
    .team{font-weight:850;font-size:16px}.team small{display:block;color:var(--muted);font-size:11px;font-weight:500}
    .score{font-size:36px;font-weight:950;letter-spacing:.05em}.score span{color:var(--muted);font-size:17px}
    .periods{display:grid;grid-template-columns:repeat(4,1fr);gap:7px}.periods div{background:var(--soft);border-radius:9px;padding:8px 3px;text-align:center;font-size:12px}.periods b{display:block;color:var(--blue)}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .metric{background:#fff;border:1px solid var(--line);border-radius:17px;padding:22px;box-shadow:var(--shadow-sm)}
    .metric strong{display:block;font-size:29px;line-height:1.2}.metric span{color:var(--muted);font-size:13px}
    .split{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:stretch}
    .white-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:31px;box-shadow:var(--shadow-sm)}
    .white-card h3{font-size:25px;line-height:1.3;margin:10px 0 12px}.white-card p{color:var(--muted);font-size:14px}
    .feature-image{border-radius:var(--radius);overflow:hidden;min-height:300px;position:relative;background:#dceeff}
    .feature-image img{width:100%;height:100%;object-fit:cover}
    .image-caption{position:absolute;left:22px;right:22px;bottom:20px;color:#fff;font-weight:850;text-shadow:0 2px 12px #10243e}
    .service-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:22px}
    .service-list div{padding:16px;border:1px solid var(--line);border-radius:14px;background:#fbfdff}
    .service-list b{display:block;margin-bottom:4px}.service-list span{font-size:13px;color:var(--muted)}
    .dark-section{background:var(--ink);color:#fff}.dark-section .section-head p{color:#a9b9cb}
    .flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
    .flow-step{padding:23px;border-top:1px solid #42607e;position:relative}
    .flow-step:not(:last-child):after{content:"→";position:absolute;right:-9px;top:18px;color:var(--cyan);font-size:22px;background:var(--ink);padding:0 4px}
    .flow-step b{display:block;color:#6be0e1;font-size:13px;margin-bottom:9px}.flow-step h3{margin:0 0 8px;font-size:19px}.flow-step p{margin:0;color:#a9b9cb;font-size:13px}
    .result-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}
    .data-table{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
    .data-line{display:grid;grid-template-columns:1.4fr .7fr .7fr .7fr;gap:10px;padding:17px 22px;border-bottom:1px solid var(--line);font-size:14px;align-items:center}.data-line:last-child{border:0}.data-line.head{background:#f7faff;color:var(--muted);font-size:12px;font-weight:800}.data-line b{font-size:18px}.up{color:#168a79}.muted{color:var(--muted)}
    .quote{background:#eaf5ff;border-radius:var(--radius);padding:30px;border:1px solid #d8eafb}.quote strong{font-size:38px;color:var(--blue);display:block;line-height:1}.quote p{font-size:17px;margin:18px 0;color:#425a75}.quote small{color:var(--muted)}
    .faq{display:grid;grid-template-columns:1fr 1fr;gap:14px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 22px;box-shadow:var(--shadow-sm)}.faq-item h3{font-size:16px;margin:0 0 8px}.faq-item p{font-size:13px;color:var(--muted);margin:0}
    .cta{background:#dceeff}.cta-box{display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{font-size:clamp(28px,4vw,44px);line-height:1.2;margin:10px 0}.cta p{color:#5d718a;max-width:620px}
    .mini-form{display:flex;gap:9px;flex-wrap:wrap;margin-top:20px}.mini-form input{border:1px solid #cdddec;border-radius:11px;padding:12px 14px;background:#fff;min-width:245px;color:var(--ink)}
    footer{background:#fff;border-top:1px solid var(--line);padding:55px 0 23px}.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}.footer-brand p{color:var(--muted);font-size:13px;max-width:280px}.footer-col{display:flex;flex-direction:column;gap:9px}.footer-col h3{font-size:14px;margin:0 0 8px}.footer-col a{color:var(--muted);font-size:13px;transition:.2s}.footer-col a:hover{color:var(--blue);padding-left:3px}.footer-bottom{border-top:1px solid var(--line);margin-top:35px;padding-top:19px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:var(--muted);font-size:12px}.footer-bottom a:hover{color:var(--blue)}
    @media(max-width:1024px){.hero-grid,.split,.result-grid{grid-template-columns:1fr 1fr;gap:28px}.nav-note{display:none}.metric-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.container{width:min(100% - 28px,620px)}.section{padding:65px 0}.masthead{padding:14px 0}.brand-name{font-size:23px}.brand-sub{display:none}.menu-btn{display:block}.nav-row{display:block;padding:0}.nav-row nav{display:none;flex-wrap:wrap;padding-bottom:8px}.nav-row nav.open{display:flex}.nav-row nav a{padding:9px 10px}.hero-grid,.split,.result-grid,.cta-box{grid-template-columns:1fr;display:grid}.inner-hero{padding:58px 0 62px}.score-panel{max-width:520px}.section-head{display:block}.section-head p{margin-top:14px}.flow{grid-template-columns:1fr 1fr;gap:10px}.flow-step:not(:last-child):after{display:none}.faq{grid-template-columns:1fr}.footer-top{grid-template-columns:1fr 1fr}.feature-image{min-height:240px}}
    @media(max-width:520px){h1{font-size:43px}.hero-actions .btn{width:100%}.metric-grid,.service-list,.flow{grid-template-columns:1fr}.data-line{grid-template-columns:1.3fr .7fr .7fr .7fr;padding:14px 12px;font-size:12px}.data-line b{font-size:15px}.footer-top{grid-template-columns:1fr}.mini-form input,.mini-form .btn{width:100%;min-width:0}}

/* roulang page: category1 */
:root{
      --ink:#10243e;
      --muted:#6d7d91;
      --blue:#1e64d6;
      --blue-dark:#124ca9;
      --cyan:#26b6c9;
      --paper:#f5f8fc;
      --white:#fff;
      --line:#e4ebf3;
      --soft:#edf4ff;
      --gold:#f2ad43;
      --radius:22px;
      --shadow:0 18px 50px rgba(24,59,105,.10);
      --shadow-sm:0 8px 26px rgba(24,59,105,.08);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.75}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(1180px,calc(100% - 40px));margin:auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.16em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan)}
    .section{padding:88px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-head h2{margin:10px 0 0;font-size:clamp(28px,4vw,44px);line-height:1.2;letter-spacing:-.04em}
    .section-head p{max-width:550px;margin:0;color:var(--muted);font-size:15px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:12px;padding:13px 20px;font-weight:800;transition:.25s ease;border:1px solid transparent}
    .btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(30,100,214,.18)}
    .btn:focus-visible{outline:3px solid rgba(38,182,201,.45);outline-offset:3px}
    .btn-primary{color:#fff;background:var(--blue)}
    .btn-primary:hover{background:var(--blue-dark)}
    .btn-light{color:var(--blue);background:#fff;border-color:#dbe8fa}
    .btn-dark{color:#fff;background:var(--ink)}
    .tag{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;color:var(--blue);background:var(--soft);font-size:12px;font-weight:800}
    header{background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .masthead{min-height:86px;display:flex;align-items:center;justify-content:space-between}
    .brand{display:flex;align-items:center;gap:14px}
    .brand-mark{width:43px;height:43px;border-radius:14px;background:var(--ink);display:grid;place-items:center;color:#fff;font-weight:900;position:relative}
    .brand-mark:after{content:"";position:absolute;width:8px;height:8px;border-radius:50%;background:var(--cyan);right:7px;top:7px}
    .brand-name{font-size:27px;font-weight:950;letter-spacing:-.08em}
    .brand-sub{color:var(--muted);font-size:12px;margin-left:5px}
    .nav-row{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #f0f3f7}
    nav{display:flex;gap:3px;overflow:auto;white-space:nowrap}
    nav a{padding:13px 14px;color:#607189;font-size:14px;font-weight:750;border-bottom:3px solid transparent;transition:.2s}
    nav a:hover,nav a.active{color:var(--blue);border-color:var(--blue)}
    .nav-note{font-size:12px;color:var(--muted);white-space:nowrap}
    .menu-btn{display:none;border:0;background:var(--soft);color:var(--blue);padding:9px 12px;border-radius:10px;font-weight:800}
    .page-hero{position:relative;overflow:hidden;padding:78px 0 86px;background:#eaf3ff url('/assets/images/backpic/back-2.webp') center/cover no-repeat}
    .page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(238,247,255,.98),rgba(238,247,255,.91) 54%,rgba(238,247,255,.5))}
    .page-hero .container{position:relative}
    .hero-layout{display:grid;grid-template-columns:1.04fr .96fr;gap:62px;align-items:center}
    .page-hero h1{font-size:clamp(42px,6vw,72px);line-height:1.08;letter-spacing:-.075em;margin:16px 0 22px}
    .page-hero h1 em{font-style:normal;color:var(--blue)}
    .hero-lead{max-width:640px;color:#52657e;font-size:17px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:29px 0}
    .invite-panel{background:rgba(255,255,255,.9);border:1px solid rgba(218,230,244,.95);border-radius:26px;padding:28px;box-shadow:var(--shadow)}
    .invite-panel .panel-top{display:flex;align-items:center;justify-content:space-between;gap:15px}
    .invite-panel h2{font-size:25px;line-height:1.3;margin:15px 0 8px}
    .invite-panel p{font-size:14px;color:var(--muted);margin:0}
    .reward{display:flex;align-items:center;gap:14px;margin:24px 0;padding:15px;border-radius:16px;background:var(--soft)}
    .reward-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:13px;background:#d6f5f7;color:#078b9d;font-weight:900;font-size:20px}
    .reward strong{display:block;font-size:17px}
    .reward span{display:block;color:var(--muted);font-size:12px}
    .progress-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin-bottom:8px}
    .progress{height:9px;background:#dfe9f4;border-radius:99px;overflow:hidden}
    .progress i{display:block;width:72%;height:100%;background:linear-gradient(90deg,var(--blue),var(--cyan));border-radius:99px}
    .panel-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:22px}
    .panel-note{color:var(--muted);font-size:12px}
    .metric-strip{margin-top:-37px;position:relative;z-index:2}
    .metrics{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow-sm);overflow:hidden}
    .metric{padding:24px 27px;border-right:1px solid var(--line)}
    .metric:last-child{border-right:0}
    .metric strong{display:block;font-size:29px;line-height:1.1;color:var(--blue)}
    .metric span{display:block;color:var(--muted);font-size:13px;margin-top:6px}
    .service-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:26px}
    .service-main,.score-card,.flow-card,.faq-item,.result-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
    .service-main{padding:34px}
    .service-main h2{font-size:31px;line-height:1.25;margin:13px 0}
    .service-main p{color:var(--muted);font-size:15px}
    .service-points{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-top:26px}
    .point{padding:17px;border-radius:15px;background:#f8fbff;border:1px solid #e7eff8}
    .point b{display:block;font-size:15px;margin-bottom:4px}
    .point span{color:var(--muted);font-size:13px}
    .score-stack{display:grid;gap:14px}
    .score-card{padding:21px 23px}
    .score-card .score-head{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:12px}
    .score-card h3{font-size:17px;margin:11px 0}
    .score-line{display:flex;align-items:center;justify-content:space-between;gap:10px}
    .score-line b{font-size:26px;color:var(--ink)}
    .live-dot{color:#e36d50;font-weight:800}
    .live-dot:before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:#e36d50;margin:0 6px 1px 0}
    .matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
    .matrix-card{min-height:206px;padding:26px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow-sm);transition:.25s}
    .matrix-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .matrix-no{color:var(--cyan);font-weight:900;font-size:13px}
    .matrix-card h3{font-size:20px;margin:13px 0 8px}
    .matrix-card p{color:var(--muted);font-size:14px;margin:0}
    .matrix-card a{display:inline-flex;color:var(--blue);font-weight:800;font-size:13px;margin-top:18px}
    .image-band{display:grid;grid-template-columns:.86fr 1.14fr;gap:32px;align-items:stretch}
    .image-frame{min-height:360px;border-radius:24px;overflow:hidden;box-shadow:var(--shadow)}
    .image-frame img{width:100%;height:100%;object-fit:cover}
    .copy-panel{padding:20px 8px 20px 24px}
    .copy-panel h2{font-size:36px;line-height:1.23;margin:12px 0 18px}
    .copy-panel p{color:var(--muted);font-size:15px}
    .check-list{list-style:none;padding:0;margin:23px 0 0}
    .check-list li{display:flex;gap:11px;margin:13px 0;color:#465b73;font-size:14px}
    .check-list li:before{content:"✓";display:grid;place-items:center;flex:0 0 22px;height:22px;border-radius:50%;background:#d9f5f5;color:#098b9b;font-weight:900}
    .result-grid{display:grid;grid-template-columns:1fr 1fr;gap:21px}
    .result-card{padding:27px}
    .result-card h3{margin:13px 0 8px;font-size:21px}
    .result-card p{color:var(--muted);font-size:14px;margin:0 0 18px}
    .result-bar{display:flex;height:12px;overflow:hidden;border-radius:99px;background:#e8eef6}
    .result-bar i:first-child{background:var(--blue)}
    .result-bar i:last-child{background:var(--cyan)}
    .result-legend{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-top:9px}
    .timeline{position:relative;display:grid;gap:0;max-width:850px}
    .timeline:before{content:"";position:absolute;left:16px;top:17px;bottom:17px;width:2px;background:#d5e4f6}
    .timeline-item{position:relative;display:grid;grid-template-columns:34px 1fr;gap:19px;padding:0 0 28px}
    .timeline-item:last-child{padding-bottom:0}
    .timeline-dot{width:34px;height:34px;border-radius:50%;background:#dcecff;border:7px solid var(--paper);box-shadow:0 0 0 1px #c5dafa;z-index:1}
    .timeline-item h3{margin:0 0 5px;font-size:18px}
    .timeline-item p{margin:0;color:var(--muted);font-size:14px}
    .dark-panel{background:var(--ink);color:#fff;border-radius:26px;padding:39px 43px;overflow:hidden;position:relative}
    .dark-panel:after{content:"";position:absolute;width:240px;height:240px;border-radius:50%;right:-90px;top:-100px;background:rgba(38,182,201,.15)}
    .dark-panel .eyebrow{color:#77e4e5}
    .dark-panel h2{font-size:34px;line-height:1.25;margin:13px 0}
    .dark-panel p{color:#b6c5d6;max-width:680px}
    .audience-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:27px;position:relative;z-index:1}
    .audience{padding:19px;border:1px solid #30465f;background:#172e49;border-radius:16px}
    .audience strong{display:block;font-size:16px}
    .audience span{display:block;color:#a9bacd;font-size:12px;margin-top:6px}
    .faq-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .faq-item{padding:22px 24px}
    .faq-item h3{font-size:16px;margin:0 0 8px}
    .faq-item p{font-size:13px;color:var(--muted);margin:0}
    .cta{padding:80px 0}
    .cta-box{display:flex;justify-content:space-between;align-items:center;gap:30px;padding:38px 43px;background:#dceeff;border-radius:25px;border:1px solid #c8e0fa}
    .cta-box h2{margin:0 0 8px;font-size:32px;line-height:1.25}
    .cta-box p{margin:0;color:#5e7188;font-size:14px}
    .cta-actions{display:flex;gap:11px;flex-wrap:wrap}
    footer{background:#10243e;color:#dbe6f2;padding:48px 0 23px}
    .footer-top{display:grid;grid-template-columns:1.45fr 1fr 1fr 1fr;gap:35px;padding-bottom:35px}
    .footer-brand .brand-name{color:#fff}
    .footer-brand p{color:#9eb1c7;font-size:13px;max-width:300px;margin-top:18px}
    .footer-col h3{font-size:14px;color:#fff;margin:4px 0 14px}
    .footer-col a{display:block;color:#9eb1c7;font-size:13px;margin:8px 0;transition:.2s}
    .footer-col a:hover{color:#70e0e2}
    .footer-bottom{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;border-top:1px solid #30465f;padding-top:20px;color:#8fa5bc;font-size:12px}
    .footer-bottom a:hover{color:#70e0e2}
    @media(max-width:1024px){
      .hero-layout,.service-grid,.image-band{grid-template-columns:1fr 1fr;gap:28px}
      .nav-note{display:none}
      .matrix{grid-template-columns:repeat(2,1fr)}
      .audience-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .container{width:min(100% - 30px,620px)}
      .section{padding:65px 0}
      .masthead{min-height:72px}
      .brand-name{font-size:23px}
      .brand-sub{display:none}
      .menu-btn{display:block}
      .nav-row{display:block;border-top:0}
      nav{display:none;flex-direction:column;padding:8px 0 14px;white-space:normal}
      nav.open{display:flex}
      nav a{padding:10px 8px;border-bottom:0;border-left:3px solid transparent}
      nav a:hover,nav a.active{border-left-color:var(--blue);border-bottom-color:transparent;background:var(--soft)}
      .page-hero{padding:58px 0 70px}
      .hero-layout,.service-grid,.image-band,.result-grid{grid-template-columns:1fr}
      .page-hero h1{font-size:47px}
      .invite-panel{margin-top:8px}
      .metrics{grid-template-columns:1fr 1fr}
      .metric{border-bottom:1px solid var(--line)}
      .metric:nth-child(2){border-right:0}
      .section-head{display:block}
      .section-head p{margin-top:13px}
      .service-points{grid-template-columns:1fr}
      .copy-panel{padding:0}
      .image-frame{min-height:260px}
      .faq-list{grid-template-columns:1fr}
      .cta-box{display:block;padding:31px 25px}
      .cta-actions{margin-top:22px}
      .footer-top{grid-template-columns:1fr 1fr;gap:25px}
      .footer-brand{grid-column:1/-1}
    }
    @media(max-width:520px){
      .page-hero h1{font-size:40px}
      .hero-lead{font-size:15px}
      .metrics{grid-template-columns:1fr}
      .metric{border-right:0}
      .matrix{grid-template-columns:1fr}
      .audience-grid{grid-template-columns:1fr 1fr}
      .dark-panel{padding:29px 23px}
      .dark-panel h2{font-size:28px}
      .cta-box h2{font-size:27px}
      .footer-top{grid-template-columns:1fr}
      .footer-brand{grid-column:auto}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin:7px 0}
    }

/* roulang page: category3 */
:root{
      --ink:#10243e;
      --muted:#6d7d91;
      --blue:#1e64d6;
      --blue-dark:#124ca9;
      --cyan:#26b6c9;
      --paper:#f5f8fc;
      --white:#fff;
      --line:#e4ebf3;
      --soft:#edf4ff;
      --gold:#f2ad43;
      --radius:22px;
      --shadow:0 18px 50px rgba(24,59,105,.10);
      --shadow-sm:0 8px 26px rgba(24,59,105,.08);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.75}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(1180px,calc(100% - 40px));margin:auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.16em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan)}
    .section{padding:88px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-head h2{margin:10px 0 0;font-size:clamp(28px,4vw,44px);line-height:1.2;letter-spacing:-.04em}
    .section-head p{max-width:560px;margin:0;color:var(--muted);font-size:15px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:12px;padding:13px 20px;font-weight:800;transition:.25s ease;border:1px solid transparent}
    .btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(30,100,214,.18)}
    .btn:focus-visible{outline:3px solid rgba(38,182,201,.45);outline-offset:3px}
    .btn-primary{color:#fff;background:var(--blue)}
    .btn-primary:hover{background:var(--blue-dark)}
    .btn-light{color:var(--blue);background:#fff;border-color:#dbe8fa}
    .btn-dark{color:#fff;background:var(--ink)}
    .tag{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;color:var(--blue);background:var(--soft);font-size:12px;font-weight:800}
    header{background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .masthead{display:flex;align-items:center;justify-content:space-between;padding:18px 0 15px}
    .brand{display:flex;align-items:center;gap:14px}
    .brand-mark{width:43px;height:43px;border-radius:14px;background:var(--ink);display:grid;place-items:center;color:#fff;font-weight:900;position:relative}
    .brand-mark:after{content:"";position:absolute;width:8px;height:8px;border-radius:50%;background:var(--cyan);right:7px;top:7px}
    .brand-name{font-size:27px;font-weight:950;letter-spacing:-.08em}
    .brand-sub{color:var(--muted);font-size:12px;margin-left:5px}
    .nav-row{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #f0f3f7}
    nav{display:flex;gap:3px;overflow:auto;white-space:nowrap}
    nav a{padding:13px 14px;color:#607189;font-size:14px;font-weight:750;border-bottom:3px solid transparent;transition:.2s}
    nav a:hover,nav a.active{color:var(--blue);border-color:var(--blue)}
    .nav-note{font-size:12px;color:var(--muted);white-space:nowrap}
    .menu-btn{display:none;border:0;background:var(--soft);color:var(--blue);padding:9px 12px;border-radius:10px;font-weight:800}
    .page-hero{position:relative;overflow:hidden;padding:72px 0 76px;background:#eaf3ff url('/assets/images/backpic/back-2.webp') center/cover no-repeat}
    .page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(238,247,255,.98),rgba(238,247,255,.88) 55%,rgba(238,247,255,.42))}
    .page-hero .container{position:relative}
    .hero-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:54px;align-items:center}
    .page-hero h1{font-size:clamp(42px,6vw,72px);line-height:1.08;letter-spacing:-.075em;margin:17px 0 22px;max-width:680px}
    .page-hero h1 em{font-style:normal;color:var(--blue)}
    .hero-lead{max-width:650px;color:#52657e;font-size:17px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0}
    .creator-card{background:rgba(255,255,255,.88);border:1px solid rgba(218,230,244,.95);border-radius:26px;padding:25px;box-shadow:var(--shadow)}
    .creator-top{display:flex;align-items:center;gap:15px;padding-bottom:20px;border-bottom:1px solid var(--line)}
    .avatar{width:58px;height:58px;border-radius:19px;background:var(--ink);color:#fff;display:grid;place-items:center;font-size:19px;font-weight:900}
    .creator-top h3{font-size:21px;margin:0}
    .creator-top p{font-size:12px;color:var(--muted);margin:2px 0 0}
    .follow-btn{margin-left:auto;color:var(--blue);border:1px solid #cfe0f8;background:#f7fbff;border-radius:10px;padding:8px 12px;font-size:12px;font-weight:800}
    .data-badges{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:20px}
    .data-badge{padding:15px 12px;background:#f7faff;border-radius:15px}
    .data-badge strong{display:block;font-size:24px;line-height:1.2}
    .data-badge span{display:block;color:var(--muted);font-size:12px;margin-top:4px}
    .score-panel{margin-top:18px;background:var(--ink);border-radius:19px;padding:18px;color:#fff}
    .score-panel header{position:static;background:transparent;border:0;backdrop-filter:none}
    .score-meta{display:flex;justify-content:space-between;color:#a9bdd4;font-size:12px}
    .score-row{display:grid;grid-template-columns:1fr auto 1fr;gap:13px;align-items:center;margin-top:13px}
    .team{text-align:center;font-weight:800;font-size:14px}
    .team:first-child{text-align:left}
    .team:last-child{text-align:right}
    .score{font-size:29px;font-weight:900;color:#75e1e0;letter-spacing:.05em}
    .section-blue{background:#eaf3ff}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
    .metric{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:var(--shadow-sm)}
    .metric strong{font-size:32px;line-height:1;color:var(--blue)}
    .metric h3{font-size:16px;margin:14px 0 5px}
    .metric p{color:var(--muted);font-size:13px;margin:0}
    .matrix{display:grid;grid-template-columns:1fr 1.2fr;gap:25px;align-items:stretch}
    .matrix-intro{background:var(--ink);color:#fff;border-radius:var(--radius);padding:35px}
    .matrix-intro h2{font-size:32px;line-height:1.25;margin:15px 0}
    .matrix-intro p{color:#b9c9da;font-size:14px}
    .matrix-list{margin-top:25px;padding:0;list-style:none}
    .matrix-list li{display:flex;gap:10px;align-items:flex-start;padding:11px 0;border-top:1px solid #31475f;font-size:13px}
    .matrix-list b{color:#70e0e2}
    .service-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
    .service-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:25px;box-shadow:var(--shadow-sm);transition:.25s}
    .service-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .service-icon{width:42px;height:42px;border-radius:13px;background:var(--soft);color:var(--blue);display:grid;place-items:center;font-weight:900}
    .service-card h3{font-size:18px;margin:16px 0 7px}
    .service-card p{font-size:13px;color:var(--muted);margin:0}
    .live-board{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden}
    .board-toolbar{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:18px 24px;border-bottom:1px solid var(--line)}
    .live-label{display:flex;align-items:center;gap:8px;font-weight:850}
    .pulse{width:9px;height:9px;background:#21bd85;border-radius:50%;box-shadow:0 0 0 5px #e3f8ef}
    .board-date{color:var(--muted);font-size:13px}
    .match-line{display:grid;grid-template-columns:110px 1fr 80px 130px;align-items:center;gap:18px;padding:20px 24px;border-bottom:1px solid var(--line)}
    .match-line:last-child{border-bottom:0}
    .league{font-size:12px;color:var(--muted)}
    .league b{display:block;color:var(--ink);font-size:13px;margin-bottom:3px}
    .match-teams{display:flex;justify-content:center;gap:12px;align-items:center;font-weight:800}
    .vs{font-size:11px;color:var(--muted);font-weight:600}
    .match-score{text-align:center;font-size:23px;font-weight:900;color:var(--blue)}
    .match-status{text-align:right;font-size:12px;color:var(--muted)}
    .match-status.live{color:#1baf79;font-weight:800}
    .comparison{display:grid;grid-template-columns:1fr 1fr;gap:25px;align-items:center}
    .comparison-image{border-radius:var(--radius);overflow:hidden;min-height:350px}
    .comparison-image img{width:100%;height:100%;object-fit:cover}
    .comparison-copy h2{font-size:39px;line-height:1.22;margin:14px 0}
    .comparison-copy p{color:var(--muted);font-size:15px}
    .check-list{list-style:none;padding:0;margin:23px 0}
    .check-list li{display:flex;gap:11px;padding:9px 0;font-size:14px}
    .check-list li:before{content:"✓";width:22px;height:22px;flex:none;border-radius:50%;background:#dff7f3;color:#159b8d;display:grid;place-items:center;font-weight:900}
    .timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
    .step{position:relative;padding:22px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-sm)}
    .step-number{color:var(--blue);font-size:12px;font-weight:900;letter-spacing:.12em}
    .step h3{font-size:17px;margin:12px 0 7px}
    .step p{color:var(--muted);font-size:13px;margin:0}
    .insight-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:25px}
    .insight-feature{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
    .insight-feature img{width:100%;height:240px;object-fit:cover}
    .insight-body{padding:25px}
    .insight-body h3{font-size:25px;line-height:1.35;margin:12px 0}
    .insight-body p,.insight-list p{color:var(--muted);font-size:14px}
    .insight-list{display:grid;gap:15px}
    .insight-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:19px 21px;box-shadow:var(--shadow-sm)}
    .insight-item h3{font-size:17px;margin:9px 0 2px}
    .insight-item p{margin:0;line-height:1.65;font-size:13px}
    .brand-story{display:grid;grid-template-columns:.82fr 1.18fr;gap:50px;align-items:center}
    .story-image{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
    .story-image img{width:100%;height:355px;object-fit:cover}
    .brand-story h2{font-size:39px;line-height:1.25;margin:14px 0}
    .brand-story p{color:var(--muted);font-size:15px}
    .quote{border-left:3px solid var(--cyan);padding-left:18px;color:#4e637b;font-size:16px;margin-top:23px}
    .faq-list{display:grid;grid-template-columns:1fr 1fr;gap:13px}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:19px 21px;box-shadow:var(--shadow-sm)}
    .faq-item summary{cursor:pointer;font-weight:850;list-style:none;padding-right:20px;position:relative}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"＋";position:absolute;right:0;color:var(--blue);font-size:20px;line-height:1}
    .faq-item[open] summary:after{content:"－"}
    .faq-item p{color:var(--muted);font-size:13px;margin:13px 0 0}
    .cta{background:var(--ink);color:#fff;border-radius:28px;padding:48px 55px;display:flex;align-items:center;justify-content:space-between;gap:30px;overflow:hidden;position:relative}
    .cta:after{content:"";position:absolute;width:300px;height:300px;border:1px solid rgba(108,224,226,.3);border-radius:50%;right:-100px;top:-120px}
    .cta h2{position:relative;z-index:1;font-size:clamp(28px,4vw,43px);line-height:1.2;margin:0 0 10px}
    .cta p{position:relative;z-index:1;color:#b5c7d9;margin:0;max-width:620px}
    .cta .btn{position:relative;z-index:1;flex:none}
    footer{background:#fff;border-top:1px solid var(--line);padding:60px 0 20px}
    .footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px;padding-bottom:43px}
    .footer-brand p{max-width:290px;color:var(--muted);font-size:13px;margin-top:17px}
    .footer-col{display:flex;flex-direction:column;gap:9px}
    .footer-col h3{font-size:14px;margin:3px 0 9px}
    .footer-col a{color:var(--muted);font-size:13px;transition:.2s}
    .footer-col a:hover{color:var(--blue);transform:translateX(2px)}
    .footer-bottom{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:20px;color:#8795a6;font-size:12px}
    .footer-bottom a:hover{color:var(--blue)}
    .search-box{display:flex;gap:8px;margin-top:20px}
    .search-box input{width:100%;border:1px solid var(--line);border-radius:11px;padding:11px 13px;background:#fbfdff;color:var(--ink);outline:none}
    .search-box input:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(30,100,214,.1)}
    @media(max-width:1024px){
      .nav-note{display:none}
      .hero-layout,.matrix,.comparison,.brand-story,.insight-grid{grid-template-columns:1fr}
      .hero-layout{gap:28px}
      .metric-grid{grid-template-columns:repeat(2,1fr)}
      .timeline{grid-template-columns:repeat(2,1fr)}
      .footer-top{grid-template-columns:1.4fr 1fr 1fr}
    }
    @media(max-width:768px){
      .container{width:min(100% - 28px,620px)}
      .section{padding:64px 0}
      .masthead{padding:14px 0}
      .brand-name{font-size:23px}
      .brand-sub{display:none}
      .menu-btn{display:block}
      .nav-row{display:block;border-top:0}
      nav{display:none;padding:8px 0 14px;flex-wrap:wrap;white-space:normal}
      nav.open{display:flex}
      nav a{padding:8px 10px}
      .page-hero{padding:54px 0 60px}
      .page-hero h1{font-size:47px}
      .hero-lead{font-size:15px}
      .data-badges{grid-template-columns:repeat(3,1fr)}
      .service-cards,.faq-list{grid-template-columns:1fr}
      .match-line{grid-template-columns:1fr 1.5fr 65px;gap:10px;padding:17px 15px}
      .match-status{grid-column:2 / 4;text-align:left}
      .board-toolbar{padding:16px}
      .comparison-image{min-height:240px}
      .brand-story h2,.comparison-copy h2{font-size:32px}
      .cta{display:block;padding:35px 27px}
      .cta .btn{margin-top:24px}
      .footer-top{grid-template-columns:1fr 1fr;gap:25px}
      .footer-brand{grid-column:1 / -1}
    }
    @media(max-width:520px){
      .section-head{display:block}
      .section-head p{margin-top:14px}
      .metric-grid,.timeline{grid-template-columns:1fr}
      .page-hero h1{font-size:40px}
      .hero-actions .btn{width:100%}
      .data-badges{gap:6px}
      .data-badge{padding:12px 7px}
      .data-badge strong{font-size:20px}
      .data-badge span{font-size:11px}
      .score-row{gap:7px}
      .team{font-size:12px}
      .score{font-size:24px}
      .footer-top{grid-template-columns:1fr}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-bottom:8px}
    }

/* roulang page: category4 */
:root{
      --ink:#10243e;--muted:#6d7d91;--blue:#1e64d6;--blue-dark:#124ca9;
      --cyan:#26b6c9;--paper:#f5f8fc;--white:#fff;--line:#e4ebf3;
      --soft:#edf4ff;--gold:#f2ad43;--radius:22px;
      --shadow:0 18px 50px rgba(24,59,105,.10);--shadow-sm:0 8px 26px rgba(24,59,105,.08)
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.75}
    a{color:inherit;text-decoration:none} img{display:block;max-width:100%}
    button,input{font:inherit} button{cursor:pointer}
    .container{width:min(1180px,calc(100% - 40px));margin:auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.16em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan)}
    .section{padding:88px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-head h2{margin:10px 0 0;font-size:clamp(28px,4vw,44px);line-height:1.2;letter-spacing:-.04em}
    .section-head p{max-width:550px;margin:0;color:var(--muted);font-size:15px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:12px;padding:13px 20px;font-weight:800;transition:.25s ease;border:1px solid transparent}
    .btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(30,100,214,.18)}
    .btn:focus-visible,button:focus-visible,a:focus-visible{outline:3px solid rgba(38,182,201,.45);outline-offset:3px}
    .btn-primary{color:#fff;background:var(--blue)} .btn-primary:hover{background:var(--blue-dark)}
    .btn-light{color:var(--blue);background:#fff;border-color:#dbe8fa}
    .btn-dark{color:#fff;background:var(--ink)}
    .tag{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;color:var(--blue);background:var(--soft);font-size:12px;font-weight:800}
    header{background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .masthead{display:flex;justify-content:space-between;align-items:center;padding:18px 0}
    .brand{display:flex;align-items:center;gap:14px}.brand-mark{width:43px;height:43px;border-radius:14px;background:var(--ink);display:grid;place-items:center;color:#fff;font-weight:900;position:relative}.brand-mark:after{content:"";position:absolute;width:8px;height:8px;border-radius:50%;background:var(--cyan);right:7px;top:7px}
    .brand-name{font-size:27px;font-weight:950;letter-spacing:-.08em}.brand-sub{color:var(--muted);font-size:12px;margin-left:5px}
    .nav-row{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #f0f3f7}
    nav{display:flex;gap:3px;overflow:auto;white-space:nowrap} nav a{padding:13px 14px;color:#607189;font-size:14px;font-weight:750;border-bottom:3px solid transparent;transition:.2s}
    nav a:hover,nav a.active{color:var(--blue);border-color:var(--blue)} .nav-note{font-size:12px;color:var(--muted);white-space:nowrap}
    .menu-btn{display:none;border:0;background:var(--soft);color:var(--blue);padding:9px 12px;border-radius:10px;font-weight:800}
    .hero{position:relative;overflow:hidden;padding:82px 0 86px;background:#eaf3ff url('/assets/images/backpic/back-2.webp') center/cover no-repeat}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(238,247,255,.98),rgba(238,247,255,.88) 53%,rgba(238,247,255,.45))}
    .hero .container{position:relative}.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:60px;align-items:center}
    .hero h1{font-size:clamp(42px,6vw,72px);line-height:1.08;letter-spacing:-.075em;margin:17px 0 22px;max-width:690px}.hero h1 em{font-style:normal;color:var(--blue)}
    .hero-lead{max-width:630px;color:#52657e;font-size:17px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0}
    .hero-panel{background:rgba(255,255,255,.88);border:1px solid #dbe8f6;border-radius:24px;padding:25px;box-shadow:var(--shadow)}
    .panel-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:17px}.live-dot{display:inline-flex;align-items:center;gap:7px;color:#188b7c;font-size:12px;font-weight:800}.live-dot:before{content:"";width:8px;height:8px;border-radius:50%;background:#20b891}
    .score-row{display:grid;grid-template-columns:1fr 72px 1fr;align-items:center;text-align:center;padding:22px 0;border-bottom:1px solid var(--line)}.score-row:last-child{border-bottom:0}.score-row strong{font-size:15px}.score{font-size:26px;font-weight:900;color:var(--blue)}.score small{display:block;font-size:11px;color:var(--muted);font-weight:500}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.metric{background:#fff;border:1px solid var(--line);border-radius:18px;padding:23px;box-shadow:var(--shadow-sm)}.metric strong{display:block;font-size:31px;line-height:1.2}.metric span{color:var(--muted);font-size:13px}
    .split{display:grid;grid-template-columns:.88fr 1.12fr;gap:30px;align-items:stretch}.visual-card{border-radius:var(--radius);overflow:hidden;min-height:350px;background:#d8eaff}.visual-card img{width:100%;height:100%;object-fit:cover}.copy-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:35px;box-shadow:var(--shadow-sm)}.copy-card h3{font-size:28px;line-height:1.3;margin:12px 0}.copy-card p{color:var(--muted)}
    .timeline{position:relative;border-left:2px solid #cfe0f4;margin:10px 0 0 16px;padding-left:32px}.timeline-item{position:relative;padding:0 0 30px}.timeline-item:before{content:"";position:absolute;width:13px;height:13px;background:var(--cyan);border:3px solid #e9f5ff;border-radius:50%;left:-40px;top:8px}.timeline-item h3{margin:0 0 5px;font-size:18px}.timeline-item p{margin:0;color:var(--muted);font-size:14px}
    .matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.matrix-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:25px;box-shadow:var(--shadow-sm);transition:.25s}.matrix-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.matrix-card h3{margin:15px 0 7px}.matrix-card p{margin:0;color:var(--muted);font-size:14px}.icon{width:42px;height:42px;border-radius:13px;background:var(--soft);color:var(--blue);display:grid;place-items:center;font-weight:900}
    .dark-section{background:var(--ink);color:#fff}.dark-section .section-head p,.dark-section p{color:#aebdd0}.dark-section .eyebrow{color:#6be0e1}.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.result-card{border:1px solid #2f4662;border-radius:18px;padding:25px;background:#162d48}.result-card h3{margin:0 0 12px}.result-card li{list-style:none;padding:8px 0;border-bottom:1px solid #29415d;color:#c9d6e4;font-size:14px}.result-card li:last-child{border:0}.result-card li:before{content:"✓";color:#6be0e1;margin-right:10px}
    .scenario-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.scenario{padding:24px;border-left:4px solid var(--cyan);background:#fff;border-radius:0 17px 17px 0;box-shadow:var(--shadow-sm)}.scenario h3{margin:0 0 7px}.scenario p{margin:0;color:var(--muted);font-size:14px}
    .faq{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;padding:17px 20px;box-shadow:var(--shadow-sm)}.faq-list summary{cursor:pointer;font-weight:800}.faq-list p{color:var(--muted);font-size:14px;margin:12px 0 0}
    .cta{background:#dceeff;border-radius:26px;padding:47px 55px;display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{font-size:34px;line-height:1.25;margin:10px 0}.cta p{color:var(--muted);max-width:600px}
    footer{background:#fff;border-top:1px solid var(--line);padding:55px 0 22px}.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}.footer-brand p{max-width:280px;color:var(--muted);font-size:13px}.footer-col h3{font-size:14px;margin:5px 0 14px}.footer-col a{display:block;color:var(--muted);font-size:13px;margin:8px 0;transition:.2s}.footer-col a:hover{color:var(--blue);transform:translateX(3px)}.footer-bottom{border-top:1px solid var(--line);margin-top:38px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;color:var(--muted);font-size:12px}.footer-bottom a:hover{color:var(--blue)}
    @media(max-width:900px){.hero-grid,.split,.faq{grid-template-columns:1fr}.metric-grid{grid-template-columns:repeat(2,1fr)}.footer-top{grid-template-columns:1.5fr 1fr 1fr}.nav-note{display:none}}
    @media(max-width:680px){.container{width:min(100% - 28px,1180px)}.section{padding:62px 0}.masthead{padding:14px 0}.brand-sub{display:none}.brand-name{font-size:23px}.menu-btn{display:block}.nav-row{display:block;border-top:0}.nav-row nav{display:none;flex-wrap:wrap;padding-bottom:10px}.nav-row nav.open{display:flex}.nav-row nav a{padding:9px 10px}.hero{padding:58px 0 62px}.hero h1{font-size:43px}.hero-panel{padding:18px}.metric-grid,.matrix,.result-grid,.scenario-grid{grid-template-columns:1fr}.section-head{display:block}.section-head p{margin-top:14px}.visual-card{min-height:230px}.copy-card{padding:25px}.cta{display:block;padding:32px 25px}.cta .btn{margin-top:18px}.footer-top{grid-template-columns:1fr 1fr;gap:25px}.footer-brand{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin:7px 0}}

/* roulang page: category5 */
:root{--ink:#10243e;--muted:#6d7d91;--blue:#1e64d6;--blue-dark:#124ca9;--cyan:#26b6c9;--paper:#f5f8fc;--white:#fff;--line:#e4ebf3;--soft:#edf4ff;--gold:#f2ad43;--radius:22px;--shadow:0 18px 50px rgba(24,59,105,.10);--shadow-sm:0 8px 26px rgba(24,59,105,.08)}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.75}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,input{font:inherit}button{cursor:pointer}.container{width:min(1180px,calc(100% - 40px));margin:auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.16em}.eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan)}
    .section{padding:88px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px}.section-head h2{margin:10px 0 0;font-size:clamp(28px,4vw,44px);line-height:1.2;letter-spacing:-.04em}.section-head p{max-width:540px;margin:0;color:var(--muted);font-size:15px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:12px;padding:13px 20px;font-weight:800;transition:.25s ease;border:1px solid transparent}.btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(30,100,214,.18)}.btn:focus-visible{outline:3px solid rgba(38,182,201,.45);outline-offset:3px}.btn-primary{color:#fff;background:var(--blue)}.btn-primary:hover{background:var(--blue-dark)}.btn-light{color:var(--blue);background:#fff;border-color:#dbe8fa}.btn-dark{color:#fff;background:var(--ink)}
    .tag{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;color:var(--blue);background:var(--soft);font-size:12px;font-weight:800}
    header{background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}.masthead{display:flex;align-items:center;justify-content:space-between;padding:17px 0 14px}.brand{display:flex;align-items:center;gap:14px}.brand-mark{width:43px;height:43px;border-radius:14px;background:var(--ink);display:grid;place-items:center;color:#fff;font-weight:900;position:relative}.brand-mark:after{content:"";position:absolute;width:8px;height:8px;border-radius:50%;background:var(--cyan);right:7px;top:7px}.brand-name{font-size:27px;font-weight:950;letter-spacing:-.08em}.brand-sub{color:var(--muted);font-size:12px;margin-left:5px}.nav-row{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #f0f3f7}nav{display:flex;gap:3px;overflow:auto;white-space:nowrap}nav a{padding:13px 14px;color:#607189;font-size:14px;font-weight:750;border-bottom:3px solid transparent;transition:.2s}nav a:hover,nav a.active{color:var(--blue);border-color:var(--blue)}.nav-note{font-size:12px;color:var(--muted);white-space:nowrap}.menu-btn{display:none;border:0;background:var(--soft);color:var(--blue);padding:9px 12px;border-radius:10px;font-weight:800}
    .hero{position:relative;overflow:hidden;padding:78px 0 86px;background:#eaf3ff url('/assets/images/backpic/back-2.webp') center/cover no-repeat}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(238,247,255,.98),rgba(238,247,255,.9) 54%,rgba(238,247,255,.55))}.hero .container{position:relative}.hero-grid{display:grid;grid-template-columns:1fr .92fr;gap:64px;align-items:center}.hero h1{font-size:clamp(42px,6vw,70px);line-height:1.08;letter-spacing:-.075em;margin:17px 0 22px;max-width:650px}.hero h1 em{font-style:normal;color:var(--blue)}.hero-lead{max-width:620px;color:#52657e;font-size:17px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0}.hero-stats{display:flex;gap:28px;flex-wrap:wrap}.hero-stat strong{display:block;font-size:25px;line-height:1}.hero-stat span{display:block;margin-top:6px;color:var(--muted);font-size:12px}
    .cover{background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:var(--shadow)}.cover img{width:100%;height:250px;object-fit:cover}.cover-body{padding:25px}.cover-body h3{font-size:25px;margin:0 0 8px}.cover-body p{color:var(--muted);font-size:14px;margin:0 0 17px}.cover-foot{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:12px;border-top:1px solid var(--line);padding-top:15px}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.metric{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:var(--shadow-sm)}.metric strong{font-size:32px;line-height:1;display:block}.metric span{display:block;color:var(--muted);font-size:13px;margin-top:9px}.metric small{color:var(--cyan);font-weight:800}
    .matrix{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow-sm)}.panel h3{font-size:24px;margin:0 0 10px}.panel p{color:var(--muted);font-size:14px}.data-list{margin:20px 0 0;padding:0;list-style:none}.data-list li{display:flex;justify-content:space-between;gap:15px;padding:14px 0;border-bottom:1px solid var(--line);font-size:14px}.data-list li:last-child{border-bottom:0}.data-list b{color:var(--blue)}.trend{display:flex;align-items:end;gap:8px;height:145px;padding-top:20px}.bar{flex:1;border-radius:7px 7px 2px 2px;background:#b9d8ff;min-height:28px}.bar:nth-child(2n){background:var(--blue)}.bar:nth-child(3n){background:var(--cyan)}
    .split{display:grid;grid-template-columns:.9fr 1.1fr;gap:35px;align-items:center}.split img{width:100%;height:340px;object-fit:cover;border-radius:22px;box-shadow:var(--shadow)}.check-list{list-style:none;padding:0;margin:22px 0}.check-list li{padding:10px 0 10px 30px;position:relative;border-bottom:1px solid var(--line);color:#53667d}.check-list li:before{content:"✓";position:absolute;left:0;top:10px;width:20px;height:20px;border-radius:50%;background:#dff8f7;color:#119ca5;text-align:center;font-weight:900;line-height:20px}
    .compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}.compare-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:25px;box-shadow:var(--shadow-sm)}.compare-card.dark{background:var(--ink);color:#fff}.compare-card h3{margin:12px 0 8px;font-size:21px}.compare-card p{color:var(--muted);font-size:14px}.dark p{color:#afc0d4}.compare-line{display:flex;justify-content:space-between;padding:11px 0;border-top:1px solid var(--line);font-size:13px}.dark .compare-line{border-color:#33475e}.compare-line b{color:var(--blue)}.dark .compare-line b{color:#65dfe0}
    .scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.scenario{padding:25px;background:#fff;border:1px solid var(--line);border-radius:18px;transition:.25s}.scenario:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm)}.scenario .num{color:var(--cyan);font-size:27px;font-weight:900}.scenario h3{margin:10px 0 6px;font-size:19px}.scenario p{margin:0;color:var(--muted);font-size:14px}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);background:#fff;border-radius:22px;overflow:hidden;box-shadow:var(--shadow-sm)}.step{padding:27px 23px;border-right:1px solid var(--line)}.step:last-child{border-right:0}.step b{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--soft);color:var(--blue)}.step h3{font-size:17px;margin:17px 0 6px}.step p{font-size:13px;color:var(--muted);margin:0}
    .quote{background:var(--ink);color:#fff;border-radius:24px;padding:38px 45px;display:flex;justify-content:space-between;align-items:center;gap:30px}.quote p{margin:0;max-width:710px;font-size:20px;line-height:1.7}.quote small{color:#a9bbcf;display:block;margin-top:12px}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.faq{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 23px}.faq summary{cursor:pointer;font-weight:850;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"＋";float:right;color:var(--blue)}.faq[open] summary:after{content:"−"}.faq p{color:var(--muted);font-size:14px;margin:12px 0 0}
    .cta{background:#dceeff;border-radius:26px;padding:45px;display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:36px;line-height:1.25;margin:10px 0}.cta p{color:#5e7188;max-width:640px}.form{display:flex;gap:10px;flex-wrap:wrap}.form input{border:1px solid #c8d9ed;border-radius:11px;background:#fff;padding:13px 15px;min-width:230px;outline:none}.form input:focus{border-color:var(--blue);box-shadow:0 0 0 3px #d8e8ff}
    footer{background:#fff;border-top:1px solid var(--line);padding:55px 0 22px}.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}.footer-brand p{color:var(--muted);font-size:13px;max-width:270px;margin-top:16px}.footer-col{display:flex;flex-direction:column;gap:9px}.footer-col h3{font-size:14px;margin:0 0 7px}.footer-col a{color:var(--muted);font-size:13px;transition:.2s}.footer-col a:hover{color:var(--blue)}.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;border-top:1px solid var(--line);margin-top:38px;padding-top:18px;color:#8795a6;font-size:12px}.footer-bottom a:hover{color:var(--blue)}
    @media(max-width:1024px){.hero-grid,.matrix,.split{gap:30px}.nav-note{display:none}.metric-grid{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(2,1fr)}.step:nth-child(2){border-right:0}.step:nth-child(-n+2){border-bottom:1px solid var(--line)}}
    @media(max-width:768px){.container{width:min(100% - 28px,620px)}.section{padding:62px 0}.masthead{padding:13px 0}.brand-name{font-size:23px}.brand-sub{display:none}.menu-btn{display:block}.nav-row{display:block;border-top:0}.nav-row nav{display:none;flex-wrap:wrap;padding:8px 0 12px}.nav-row nav.open{display:flex}.nav-row nav a{padding:9px 10px}.hero{padding:58px 0 62px}.hero-grid,.matrix,.split,.compare{grid-template-columns:1fr}.hero h1{font-size:clamp(39px,12vw,60px)}.cover img{height:210px}.scenario-grid{grid-template-columns:1fr 1fr}.faq-grid{grid-template-columns:1fr}.quote,.cta{display:block;padding:30px}.quote .btn,.cta .form{margin-top:22px}.footer-top{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
    @media(max-width:520px){.metric-grid,.scenario-grid,.steps{grid-template-columns:1fr}.step{border-right:0!important;border-bottom:1px solid var(--line)!important}.step:last-child{border-bottom:0!important}.section-head{display:block}.section-head p{margin-top:15px}.hero-actions .btn{width:100%}.hero-stats{gap:18px}.panel,.cover-body{padding:22px}.split img{height:245px}.footer-top{grid-template-columns:1fr}.footer-brand{grid-column:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:9px}.cta h2{font-size:29px}.form input,.form .btn{width:100%}}

/* roulang page: category6 */
:root{
      --ink:#10243e;--muted:#6d7d91;--blue:#1e64d6;--blue-dark:#124ca9;
      --cyan:#26b6c9;--paper:#f5f8fc;--white:#fff;--line:#e4ebf3;
      --soft:#edf4ff;--gold:#f2ad43;--radius:22px;
      --shadow:0 18px 50px rgba(24,59,105,.10);--shadow-sm:0 8px 26px rgba(24,59,105,.08)
    }
    *{box-sizing:border-box}html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.75}
    a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,input{font:inherit}button{cursor:pointer}
    .container{width:min(1180px,calc(100% - 40px));margin:auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.16em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--cyan)}
    .section{padding:88px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-head h2{margin:10px 0 0;font-size:clamp(28px,4vw,44px);line-height:1.2;letter-spacing:-.04em}
    .section-head p{max-width:550px;margin:0;color:var(--muted);font-size:15px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:12px;padding:13px 20px;font-weight:800;transition:.25s ease;border:1px solid transparent}
    .btn:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(30,100,214,.18)}
    .btn:focus-visible,.menu-btn:focus-visible{outline:3px solid rgba(38,182,201,.45);outline-offset:3px}
    .btn-primary{color:#fff;background:var(--blue)}.btn-primary:hover{background:var(--blue-dark)}
    .btn-light{color:var(--blue);background:#fff;border-color:#dbe8fa}.btn-dark{color:#fff;background:var(--ink)}
    .tag{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;color:var(--blue);background:var(--soft);font-size:12px;font-weight:800}
    header{background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .masthead{display:flex;align-items:center;justify-content:space-between;padding:18px 0 15px}
    .brand{display:flex;align-items:center;gap:14px}.brand-mark{width:43px;height:43px;border-radius:14px;background:var(--ink);display:grid;place-items:center;color:#fff;font-weight:900;position:relative}
    .brand-mark:after{content:"";position:absolute;width:8px;height:8px;border-radius:50%;background:var(--cyan);right:7px;top:7px}
    .brand-name{font-size:27px;font-weight:950;letter-spacing:-.08em}.brand-sub{color:var(--muted);font-size:12px;margin-left:5px}
    .nav-row{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #f0f3f7}
    nav{display:flex;gap:3px;overflow:auto;white-space:nowrap}nav a{padding:13px 14px;color:#607189;font-size:14px;font-weight:750;border-bottom:3px solid transparent;transition:.2s}
    nav a:hover,nav a.active{color:var(--blue);border-color:var(--blue)}.nav-note{font-size:12px;color:var(--muted);white-space:nowrap}
    .menu-btn{display:none;border:0;background:var(--soft);color:var(--blue);padding:9px 12px;border-radius:10px;font-weight:800}
    .page-hero{position:relative;overflow:hidden;background:#eaf3ff url('/assets/images/backpic/back-2.webp') center/cover no-repeat;padding:80px 0}
    .page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(238,247,255,.98),rgba(238,247,255,.84) 58%,rgba(238,247,255,.42))}
    .page-hero .container{position:relative}.hero-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:60px;align-items:center}
    .page-hero h1{font-size:clamp(42px,6vw,72px);line-height:1.08;letter-spacing:-.07em;margin:16px 0 20px}.page-hero h1 em{font-style:normal;color:var(--blue)}
    .lead{font-size:17px;color:#52657e;max-width:650px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
    .phone-panel{background:rgba(255,255,255,.88);border:1px solid #dbe7f4;border-radius:28px;padding:22px;box-shadow:var(--shadow)}
    .panel-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:17px}.panel-title{font-size:18px;font-weight:900}
    .live-dot{color:#159a78;font-size:12px;font-weight:800}.live-dot:before{content:"";display:inline-block;width:8px;height:8px;background:#23c998;border-radius:50%;margin-right:6px}
    .score-row{display:flex;align-items:center;justify-content:space-between;padding:17px 4px;border-top:1px solid var(--line)}.team{font-weight:800}.score{font-size:25px;font-weight:950;color:var(--blue)}.score small{font-size:12px;color:var(--muted);font-weight:600}
    .stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stat-card,.info-card,.matrix,.scenario,.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
    .stat-card{padding:24px}.stat-card strong{display:block;font-size:32px;line-height:1;color:var(--blue)}.stat-card span{display:block;margin-top:9px;color:var(--muted);font-size:13px}
    .split{display:grid;grid-template-columns:.85fr 1.15fr;gap:42px;align-items:start}.split h2{font-size:38px;line-height:1.25;margin:10px 0 16px}.split p{color:var(--muted)}
    .info-card{padding:28px}.info-card h3{font-size:20px;margin:0 0 8px}.info-card p{margin:0;color:var(--muted);font-size:14px}.info-card+.info-card{margin-top:14px}
    .matrix{overflow:hidden}.matrix-row{display:grid;grid-template-columns:1.2fr 1fr 1fr;padding:17px 22px;border-bottom:1px solid var(--line);gap:12px;font-size:14px}.matrix-row:last-child{border-bottom:0}.matrix-row strong{color:var(--blue)}.matrix-head{background:var(--ink);color:#fff;font-weight:800}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.step{padding:25px 21px;background:#fff;border-radius:18px;border:1px solid var(--line);position:relative}.step-number{font-size:34px;color:#b8d3f8;font-weight:950}.step h3{margin:7px 0;font-size:18px}.step p{margin:0;color:var(--muted);font-size:13px}
    .scenario-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.scenario{overflow:hidden}.scenario img{height:185px;width:100%;object-fit:cover}.scenario-body{padding:22px}.scenario h3{margin:0 0 8px;font-size:21px}.scenario p{margin:0;color:var(--muted);font-size:14px}
    .dark-section{background:var(--ink);color:#fff}.dark-section .eyebrow{color:#75dce2}.dark-section .section-head p{color:#a9b8ca}.compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.compare{padding:27px;border:1px solid #2c4662;border-radius:20px;background:#162e4a}.compare.featured{background:#1e64d6;border-color:#1e64d6;transform:translateY(-8px)}.compare h3{margin:13px 0 7px;font-size:22px}.compare p{color:#b9c8d9;font-size:14px}.compare.featured p{color:#dceaff}.compare ul{padding:0;margin:18px 0 0;list-style:none;border-top:1px solid rgba(255,255,255,.15)}.compare li{padding:9px 0;border-bottom:1px solid rgba(255,255,255,.12);font-size:13px}.compare li:before{content:"✓";color:#6be0e1;font-weight:900;margin-right:8px}
    .faq-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}.faq-item{padding:22px}.faq-item h3{font-size:17px;margin:0 0 8px}.faq-item p{color:var(--muted);font-size:14px;margin:0}
    .cta{background:#dceeff}.cta-box{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:36px;line-height:1.25;margin:10px 0}.cta p{color:#5e7188;max-width:620px}
    footer{background:#fff;border-top:1px solid var(--line);padding:55px 0 22px}.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}.footer-brand p{color:var(--muted);font-size:13px;max-width:280px}.footer-col{display:flex;flex-direction:column;gap:8px}.footer-col h3{font-size:14px;margin:0 0 8px}.footer-col a{color:var(--muted);font-size:13px;transition:.2s}.footer-col a:hover{color:var(--blue)}.footer-bottom{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:35px;padding-top:18px;color:#8492a3;font-size:12px}
    @media(max-width:900px){.nav-note{display:none}.hero-layout,.split{grid-template-columns:1fr}.stats-grid{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(2,1fr)}.footer-top{grid-template-columns:1.5fr 1fr 1fr}.compare-grid{grid-template-columns:1fr}.compare.featured{transform:none}}
    @media(max-width:650px){.container{width:min(100% - 28px,1180px)}.masthead{padding:14px 0}.brand-sub{display:none}.brand-name{font-size:23px}.menu-btn{display:block}.nav-row{display:block}.nav-row nav{display:none;padding:5px 0 10px;flex-wrap:wrap;white-space:normal}.nav-row nav.open{display:flex}.nav-row nav a{padding:8px 10px}.page-hero{padding:55px 0}.page-hero h1{font-size:43px}.section{padding:65px 0}.section-head{display:block}.section-head p{margin-top:13px}.stats-grid,.steps,.scenario-grid,.faq-list{grid-template-columns:1fr}.matrix-row{grid-template-columns:1fr 1fr}.matrix-head{display:none}.footer-top{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.cta-box{display:block}.cta .btn{margin-top:12px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}}