/* roulang page: index */
:root{
      --ink:#111827;
      --ink-soft:#344054;
      --muted:#667085;
      --muted-light:#98a2b3;
      --paper:#f6f8fb;
      --white:#ffffff;
      --line:#e6eaf0;
      --navy:#101827;
      --navy-2:#182437;
      --teal:#10bfa3;
      --teal-dark:#07937f;
      --lime:#d8f36a;
      --orange:#ff8b5c;
      --violet:#786cf5;
      --shadow:0 18px 55px rgba(16,24,39,.09);
      --shadow-sm:0 8px 24px rgba(16,24,39,.07);
      --radius-xl:30px;
      --radius-lg:20px;
      --radius-md:14px;
      --radius-sm:10px;
      --container:1180px;
      --ease:all .28s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--ink);
      background:var(--paper);
      line-height:1.72;
      font-size:15px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;width:100%;height:auto}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    ul,ol{list-style:none}
    ::selection{background:var(--teal);color:var(--white)}
    :focus-visible{outline:3px solid rgba(16,191,163,.45);outline-offset:3px}
    .container{width:min(var(--container),calc(100% - 44px));margin:0 auto}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      color:var(--teal-dark);font-size:12px;font-weight:800;
      letter-spacing:.14em;text-transform:uppercase;
    }
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--teal);border-radius:4px}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}
    .section-head h2{font-size:clamp(28px,4vw,46px);line-height:1.18;letter-spacing:-.045em;margin-top:10px}
    .section-head p{max-width:520px;color:var(--muted);font-size:15px}
    .section{padding:92px 0}
    .section.tight{padding:68px 0}
    .dark{background:var(--navy);color:var(--white)}
    .dark .section-head p,.dark .muted{color:#aeb9c8}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:46px;padding:0 20px;border-radius:999px;
      font-weight:750;transition:var(--ease);white-space:nowrap;
    }
    .btn-primary{background:var(--teal);color:#09241f;box-shadow:0 8px 20px rgba(16,191,163,.2)}
    .btn-primary:hover{background:#25d4b9;transform:translateY(-2px);box-shadow:0 12px 26px rgba(16,191,163,.3)}
    .btn-dark{background:var(--navy);color:var(--white)}
    .btn-dark:hover{background:#26364c;transform:translateY(-2px)}
    .btn-light{background:var(--white);color:var(--navy)}
    .btn-light:hover{background:var(--lime);transform:translateY(-2px)}
    .btn-ghost{border:1px solid var(--line);color:var(--ink-soft);background:var(--white)}
    .btn-ghost:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px)}
    .tag{
      display:inline-flex;align-items:center;padding:5px 10px;
      background:#edf8f5;color:var(--teal-dark);font-size:12px;
      font-weight:750;border-radius:999px;
    }
    .tag.dark-tag{background:rgba(255,255,255,.1);color:#d7f8ef}
    .site-header{
      position:sticky;top:0;z-index:30;background:rgba(246,248,251,.9);
      backdrop-filter:blur(16px);border-bottom:1px solid rgba(230,234,240,.85)
    }
    .nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
    .brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
    .brand-mark{
      width:38px;height:38px;border-radius:12px;background:var(--navy);
      display:grid;place-items:center;color:var(--lime);font-weight:900;font-size:19px;
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.1)
    }
    .brand-name{font-size:20px;font-weight:900;letter-spacing:-.05em}
    .brand-name small{display:block;color:var(--muted);font-size:10px;font-weight:650;letter-spacing:.08em;line-height:1}
    .main-nav{display:flex;align-items:center;gap:4px;flex:1}
    .main-nav a{padding:9px 12px;border-radius:9px;color:var(--muted);font-weight:650;transition:var(--ease);font-size:14px}
    .main-nav a:hover,.main-nav a.active{color:var(--navy);background:var(--white)}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .nav-search{width:38px;height:38px;border:1px solid var(--line);border-radius:50%;background:var(--white);display:grid;place-items:center;color:var(--muted);transition:var(--ease)}
    .nav-search:hover{color:var(--teal-dark);border-color:var(--teal)}
    .menu-toggle{display:none;width:40px;height:40px;border-radius:10px;background:var(--white);border:1px solid var(--line);font-size:20px}
    .hero{
      position:relative;min-height:650px;padding:72px 0 76px;overflow:hidden;
      background:var(--navy);color:var(--white)
    }
    .hero:before{
      content:"";position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(16,24,39,.96) 17%,rgba(16,24,39,.8) 58%,rgba(16,24,39,.58)),url("/assets/images/backpic/back-1.webp");
      background-size:cover;background-position:center;opacity:.96
    }
    .hero:after{content:"";position:absolute;width:540px;height:540px;border:1px solid rgba(216,243,106,.12);border-radius:50%;right:-150px;top:-180px;box-shadow:0 0 0 52px rgba(216,243,106,.035),0 0 0 104px rgba(216,243,106,.025)}
    .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.04fr .96fr;align-items:center;gap:70px}
    .hero-copy{max-width:680px}
    .hero-kicker{display:flex;align-items:center;gap:10px;color:var(--lime);font-weight:800;font-size:13px;margin-bottom:20px}
    .live-dot{width:8px;height:8px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 6px rgba(255,139,92,.13)}
    .hero h1{font-size:clamp(42px,6.5vw,76px);line-height:1.08;letter-spacing:-.065em;max-width:720px}
    .hero h1 span{color:var(--lime)}
    .hero-desc{font-size:18px;line-height:1.85;color:#cad3df;max-width:625px;margin:24px 0 30px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:38px}
    .hero-stats{display:flex;flex-wrap:wrap;gap:0}
    .hero-stat{padding:0 25px;border-left:1px solid rgba(255,255,255,.17)}
    .hero-stat:first-child{padding-left:0;border-left:0}
    .hero-stat strong{display:block;font-size:25px;color:var(--white);line-height:1.2}
    .hero-stat span{font-size:12px;color:#9eabba}
    .matrix{
      position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:12px;
      padding:18px;background:rgba(255,255,255,.075);border:1px solid rgba(255,255,255,.14);
      border-radius:26px;box-shadow:0 24px 70px rgba(0,0,0,.2);backdrop-filter:blur(15px)
    }
    .matrix:before{content:"实时比赛观察台";position:absolute;top:-13px;left:24px;background:var(--lime);color:var(--navy);font-size:11px;font-weight:900;padding:5px 11px;border-radius:999px}
    .matrix-cell{min-height:126px;padding:17px;border-radius:17px;background:rgba(255,255,255,.09);display:flex;flex-direction:column;justify-content:space-between;transition:var(--ease)}
    .matrix-cell:hover{background:rgba(255,255,255,.17);transform:translateY(-3px)}
    .matrix-cell.accent{background:var(--teal);color:#08251f}
    .matrix-cell.orange{background:var(--orange);color:#35190f}
    .matrix-icon{font-size:22px}
    .matrix-cell b{font-size:15px}
    .matrix-cell small{font-size:11px;opacity:.72}
    .status-bar{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-top:1px solid rgba(255,255,255,.13);color:#b8c4d1;font-size:12px}
    .status-bar strong{color:var(--lime)}
    .series{padding:26px 0;background:var(--white);border-bottom:1px solid var(--line)}
    .series-row{display:flex;align-items:center;justify-content:space-between;gap:24px}
    .series-intro{color:var(--muted);font-size:13px;white-space:nowrap}
    .series-list{display:flex;gap:9px;flex-wrap:wrap;justify-content:flex-end}
    .series-list a{border:1px solid var(--line);padding:9px 13px;border-radius:999px;color:var(--ink-soft);font-size:13px;font-weight:700;transition:var(--ease)}
    .series-list a:hover,.series-list a.active{border-color:var(--teal);background:#effbf8;color:var(--teal-dark)}
    .metric-band{background:#eef8f5;padding:30px 0}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#cde9e2;border:1px solid #cde9e2;border-radius:18px;overflow:hidden}
    .metric{background:#eef8f5;padding:20px 25px;display:flex;align-items:center;gap:15px}
    .metric-icon{width:42px;height:42px;display:grid;place-items:center;background:var(--white);border-radius:12px;color:var(--teal-dark);font-size:19px}
    .metric strong{display:block;font-size:25px;line-height:1.2}
    .metric span{font-size:12px;color:var(--muted)}
    .showcase{background:var(--white)}
    .showcase-grid{display:grid;grid-template-columns:1.18fr .82fr;gap:24px}
    .feature-panel{position:relative;min-height:490px;border-radius:var(--radius-xl);overflow:hidden;color:var(--white);background:var(--navy)}
    .feature-panel img{height:100%;object-fit:cover;opacity:.68}
    .feature-panel:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(8,16,27,.95),transparent 70%)}
    .feature-copy{position:absolute;z-index:1;left:32px;right:32px;bottom:30px}
    .feature-copy h3{font-size:31px;line-height:1.25;margin:12px 0}
    .feature-copy p{color:#cbd5e1;max-width:610px}
    .showcase-side{display:grid;grid-template-rows:1fr 1fr;gap:24px}
    .mini-feature{background:#f4f7fa;border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;display:flex;flex-direction:column;justify-content:space-between;transition:var(--ease)}
    .mini-feature:hover{box-shadow:var(--shadow-sm);transform:translateY(-4px)}
    .mini-feature h3{font-size:22px;margin:14px 0 8px;line-height:1.3}
    .mini-feature p{font-size:14px;color:var(--muted)}
    .mini-top{display:flex;align-items:center;justify-content:space-between}
    .mini-number{font-size:42px;line-height:1;color:#dfe7ed;font-weight:900}
    .split-section{display:grid;grid-template-columns:.78fr 1.22fr;gap:85px;align-items:start}
    .split-copy h2{font-size:clamp(30px,4vw,47px);line-height:1.18;letter-spacing:-.05em;margin:13px 0 20px}
    .split-copy>p{color:var(--muted);font-size:16px}
    .point-list{margin-top:28px;display:grid;gap:16px}
    .point-list li{display:flex;gap:13px;color:var(--ink-soft);font-size:14px}
    .point-list i{flex:none;width:23px;height:23px;border-radius:50%;background:#ddf7f1;color:var(--teal-dark);display:grid;place-items:center;font-style:normal;font-size:12px;font-weight:900}
    .data-board{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .data-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;min-height:175px;box-shadow:var(--shadow-sm)}
    .data-card.wide{grid-column:1/-1;min-height:210px}
    .data-card header{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:13px}
    .data-card h3{font-size:29px;margin:12px 0 4px}
    .trend{color:var(--teal-dark);font-size:12px;font-weight:800}
    .bar-chart{height:80px;display:flex;align-items:end;gap:9px;margin-top:18px}
    .bar-chart i{display:block;flex:1;background:#bceee4;border-radius:5px 5px 2px 2px}
    .bar-chart i:nth-child(2n){background:var(--teal)}
    .bar-chart i:nth-child(1){height:31%}.bar-chart i:nth-child(2){height:58%}.bar-chart i:nth-child(3){height:47%}.bar-chart i:nth-child(4){height:75%}.bar-chart i:nth-child(5){height:63%}.bar-chart i:nth-child(6){height:91%}.bar-chart i:nth-child(7){height:78%}
    .scenario-section{background:var(--navy);color:var(--white);position:relative;overflow:hidden}
    .scenario-section:after{content:"";position:absolute;right:-100px;bottom:-170px;width:500px;height:500px;border:1px solid rgba(216,243,106,.15);border-radius:50%}
    .scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;position:relative;z-index:1}
    .scenario-card{padding:27px;border:1px solid rgba(255,255,255,.12);border-radius:20px;background:rgba(255,255,255,.055);min-height:230px;transition:var(--ease)}
    .scenario-card:hover{background:rgba(255,255,255,.1);transform:translateY(-4px);border-color:rgba(216,243,106,.4)}
    .scenario-card:nth-child(2){margin-top:32px}.scenario-card:nth-child(3){margin-top:64px}
    .scenario-symbol{font-size:26px;color:var(--lime)}
    .scenario-card h3{font-size:21px;margin:22px 0 8px}
    .scenario-card p{color:#aeb9c8;font-size:14px}
    .topic-section{background:var(--white)}
    .topic-layout{display:grid;grid-template-columns:1fr 1fr;gap:24px}
    .topic-card{display:grid;grid-template-columns:150px 1fr;gap:20px;align-items:center;padding:16px;border:1px solid var(--line);border-radius:18px;background:#fbfcfd;transition:var(--ease)}
    .topic-card:hover{box-shadow:var(--shadow-sm);border-color:#b8e9df}
    .topic-card img{height:116px;object-fit:cover;border-radius:13px}
    .topic-card h3{font-size:19px;line-height:1.35;margin:9px 0 6px}
    .topic-card p{font-size:13px;color:var(--muted)}
    .editorial{background:#f0f3f7}
    .editorial-layout{display:grid;grid-template-columns:1fr 1fr;gap:25px;align-items:stretch}
    .editorial-main{background:var(--white);border-radius:var(--radius-xl);padding:39px;display:flex;flex-direction:column;justify-content:center}
    .editorial-main h2{font-size:38px;line-height:1.22;letter-spacing:-.05em;margin:15px 0}
    .editorial-main p{color:var(--muted);font-size:15px}
    .editorial-quote{margin-top:27px;padding:19px;border-left:3px solid var(--teal);background:#f2fbf9;color:var(--ink-soft);font-weight:700}
    .editorial-image{border-radius:var(--radius-xl);overflow:hidden;min-height:390px}
    .editorial-image img{height:100%;object-fit:cover}
    .news-section{background:var(--white)}
    .news-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:35px}
    .news-list{border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:90px 1fr auto;gap:22px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}
    .news-date{color:var(--muted-light);font-size:12px;font-weight:750}
    .news-item h3{font-size:17px;line-height:1.4;margin-bottom:5px}
    .news-item p{font-size:13px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .read-link{color:var(--teal-dark);font-weight:800;font-size:12px;white-space:nowrap}
    .news-side{padding:25px;background:var(--navy);border-radius:22px;color:var(--white);align-self:start}
    .news-side h3{font-size:22px;margin:12px 0 17px}
    .rank-list{display:grid;gap:15px}
    .rank-list li{display:flex;align-items:center;gap:12px;border-bottom:1px solid rgba(255,255,255,.11);padding-bottom:13px}
    .rank-list li:last-child{border-bottom:0}
    .rank-no{width:25px;height:25px;border-radius:8px;background:rgba(255,255,255,.1);display:grid;place-items:center;font-size:12px;color:var(--lime);font-weight:900}
    .rank-list span{font-size:13px;color:#d5dce5}
    .member-section{background:var(--navy-2);color:var(--white)}
    .member-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:55px;align-items:center}
    .member-copy h2{font-size:clamp(30px,4vw,48px);line-height:1.18;letter-spacing:-.05em;margin:13px 0 17px}
    .member-copy p{color:#b9c4d0;max-width:500px}
    .member-benefits{display:grid;grid-template-columns:1fr 1fr;gap:13px;margin-top:27px}
    .benefit{padding:16px;border:1px solid rgba(255,255,255,.12);border-radius:14px;background:rgba(255,255,255,.05)}
    .benefit b{display:block;color:var(--lime);font-size:14px;margin-bottom:4px}
    .benefit span{font-size:12px;color:#aeb9c8}
    .plans{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .plan{background:var(--white);color:var(--ink);border-radius:20px;padding:25px;border:2px solid transparent;position:relative}
    .plan.recommended{border-color:var(--lime);transform:translateY(-13px)}
    .recommend{position:absolute;right:18px;top:17px;background:var(--lime);color:var(--navy);border-radius:999px;padding:4px 9px;font-size:11px;font-weight:900}
    .plan h3{font-size:18px}.plan .price{font-size:34px;font-weight:900;letter-spacing:-.06em;margin:15px 0 5px}
    .plan .price small{font-size:12px;font-weight:600;color:var(--muted)}
    .plan p{font-size:12px;color:var(--muted);min-height:42px}
    .plan ul{border-top:1px solid var(--line);margin-top:17px;padding-top:15px;display:grid;gap:10px}
    .plan li{font-size:13px;color:var(--ink-soft)}.plan li:before{content:"✓";color:var(--teal-dark);font-weight:900;margin-right:7px}
    .plan .btn{width:100%;margin-top:20px}
    .process-section{background:var(--paper)}
    .process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
    .process-step{padding:27px 25px 10px 0;border-right:1px solid var(--line);margin-right:25px;position:relative}
    .process-step:last-child{border-right:0}
    .step-no{font-size:12px;color:var(--teal-dark);font-weight:900;letter-spacing:.12em}
    .process-step h3{font-size:20px;margin:12px 0 7px}.process-step p{font-size:13px;color:var(--muted)}
    .proof-section{background:var(--white)}
    .proof-layout{display:grid;grid-template-columns:1fr 1fr;gap:25px}
    .proof-card{padding:31px;border:1px solid var(--line);border-radius:22px;background:#fbfcfd}
    .proof-card blockquote{font-size:17px;line-height:1.8;font-weight:700;color:var(--ink-soft);margin:18px 0}
    .proof-person{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:13px}
    .avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:var(--teal);color:var(--navy);font-weight:900}
    .faq-section{background:#f0f3f7}
    .faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:80px}
    .faq-intro h2{font-size:42px;line-height:1.2;letter-spacing:-.05em;margin:13px 0}
    .faq-intro p{color:var(--muted)}
    .faq-list{display:grid;gap:10px}
    .faq-item{background:var(--white);border:1px solid var(--line);border-radius:15px;padding:0 20px}
    .faq-item summary{cursor:pointer;list-style:none;padding:19px 0;font-weight:800;display:flex;justify-content:space-between;gap:15px}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";font-size:22px;color:var(--teal-dark);line-height:1}
    .faq-item[open] summary:after{content:"−"}
    .faq-item p{color:var(--muted);font-size:14px;padding:0 25px 20px 0}
    .contact-section{padding:76px 0;background:var(--teal)}
    .contact-box{display:grid;grid-template-columns:1fr .9fr;gap:55px;align-items:center}
    .contact-box h2{font-size:clamp(32px,4vw,51px);line-height:1.15;letter-spacing:-.06em;color:var(--navy)}
    .contact-box p{color:#16463d;margin-top:15px;max-width:560px}
    .contact-form{display:flex;gap:9px;background:rgba(255,255,255,.35);padding:8px;border-radius:999px}
    .contact-form input{min-width:0;flex:1;border:0;background:var(--white);border-radius:999px;padding:0 18px;height:46px;color:var(--ink);outline:0}
    .contact-form .btn{background:var(--navy);color:var(--white)}
    .site-footer{background:var(--navy);color:var(--white);padding:52px 0 22px}
    .footer-top{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:35px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12)}
    .footer-brand p{color:#9eabba;font-size:13px;max-width:310px;margin-top:15px}
    .footer-col h3{font-size:14px;margin-bottom:15px;color:var(--lime)}
    .footer-col a{display:block;color:#aeb9c8;font-size:13px;margin:9px 0;transition:var(--ease)}
    .footer-col a:hover{color:var(--white);transform:translateX(3px)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#8491a1;font-size:12px}
    .footer-bottom a{color:#aeb9c8}.footer-bottom a:hover{color:var(--lime)}
    .float-bar{position:fixed;right:20px;bottom:20px;z-index:20;background:var(--lime);color:var(--navy);padding:12px 17px;border-radius:999px;font-size:13px;font-weight:900;box-shadow:0 10px 26px rgba(0,0,0,.18);transition:var(--ease)}
    .float-bar:hover{transform:translateY(-3px);background:var(--white)}
    @media(max-width:1024px){
      .main-nav{gap:0}.main-nav a{padding:9px 8px;font-size:13px}.nav-actions .btn{padding:0 14px}
      .hero-inner{gap:38px}.split-section{gap:42px}.faq-layout{gap:40px}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .nav-wrap{height:68px}.menu-toggle{display:block}.nav-actions{margin-left:auto}.nav-actions .btn,.nav-search{display:none}
      .main-nav{display:none;position:absolute;top:68px;left:16px;right:16px;padding:10px;background:var(--white);border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .main-nav.open{display:flex}.main-nav a{padding:12px 14px}
      .hero{min-height:auto;padding:65px 0}.hero-inner{grid-template-columns:1fr}.hero h1{font-size:49px}.hero-desc{font-size:16px}
      .matrix{max-width:570px}.series-row{display:block}.series-intro{margin-bottom:15px}.series-list{justify-content:flex-start}
      .metric-grid{grid-template-columns:1fr 1fr}.metric{padding:17px}.metric strong{font-size:21px}
      .section{padding:66px 0}.section-head{display:block}.section-head p{margin-top:15px}
      .showcase-grid,.news-layout,.member-layout,.editorial-layout,.proof-layout,.faq-layout,.contact-box{grid-template-columns:1fr}
      .showcase-side{grid-template-columns:1fr 1fr;grid-template-rows:none}.feature-panel{min-height:390px}
      .scenario-grid{grid-template-columns:1fr}.scenario-card:nth-child(2),.scenario-card:nth-child(3){margin-top:0}
      .topic-layout{grid-template-columns:1fr}.data-board{margin-top:5px}
      .plans{grid-template-columns:1fr}.plan.recommended{transform:none}.member-layout{gap:35px}
      .process-grid{grid-template-columns:1fr 1fr;gap:10px}.process-step{border-right:0;margin-right:0;padding-right:15px}
      .footer-top{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}
    }
    @media(max-width:520px){
      .brand-name{font-size:18px}.hero h1{font-size:40px}.hero-desc{line-height:1.7}
      .hero-stat{padding:0 14px}.hero-stat strong{font-size:20px}.matrix{gap:8px;padding:12px}.matrix-cell{min-height:100px;padding:12px}
      .showcase-side{grid-template-columns:1fr}.topic-card{grid-template-columns:105px 1fr;gap:13px}.topic-card img{height:100px}
      .editorial-main{padding:25px}.editorial-main h2{font-size:30px}.news-item{grid-template-columns:1fr;gap:5px}.news-item .read-link{margin-top:5px}
      .member-benefits{grid-template-columns:1fr}.data-board{grid-template-columns:1fr}.data-card.wide{grid-column:auto}
      .process-grid{grid-template-columns:1fr}.process-step{border-bottom:1px solid var(--line);padding:20px 0}
      .contact-form{border-radius:18px;display:block;background:transparent;padding:0}.contact-form input{width:100%;margin-bottom:10px}.contact-form .btn{width:100%}
      .footer-top{grid-template-columns:1fr 1fr;gap:25px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}
      .float-bar{right:12px;bottom:12px}
    }

/* roulang page: category1 */
:root{
      --ink:#111827;
      --ink-soft:#344054;
      --muted:#667085;
      --muted-light:#98a2b3;
      --paper:#f6f8fb;
      --white:#fff;
      --line:#e6eaf0;
      --navy:#101827;
      --navy-2:#182437;
      --teal:#10bfa3;
      --teal-dark:#07937f;
      --lime:#d8f36a;
      --orange:#ff8b5c;
      --violet:#786cf5;
      --shadow:0 18px 55px rgba(16,24,39,.09);
      --shadow-sm:0 8px 24px rgba(16,24,39,.07);
      --radius-xl:30px;
      --radius-lg:20px;
      --radius-md:14px;
      --radius-sm:10px;
      --container:1180px;
      --ease:all .28s ease
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--ink);background:var(--paper);line-height:1.72;font-size:15px;overflow-x:hidden
    }
    a{color:inherit;text-decoration:none}
    img{display:block;width:100%;height:auto}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 44px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:30;background:rgba(246,248,251,.9);
      backdrop-filter:blur(16px);border-bottom:1px solid rgba(230,234,240,.85)
    }
    .nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
    .brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
    .brand-mark{
      width:38px;height:38px;border-radius:12px;background:var(--navy);
      display:grid;place-items:center;color:var(--lime);font-weight:900;font-size:19px;
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.1)
    }
    .brand-name{font-size:20px;font-weight:900;letter-spacing:-.05em}
    .brand-name small{display:block;color:var(--muted);font-size:10px;font-weight:650;letter-spacing:.08em;line-height:1}
    .main-nav{display:flex;align-items:center;gap:4px;flex:1}
    .main-nav a{padding:9px 12px;border-radius:9px;color:var(--muted);font-weight:650;transition:var(--ease);font-size:14px}
    .main-nav a:hover,.main-nav a.active{color:var(--navy);background:var(--white)}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .nav-search{
      width:38px;height:38px;border:1px solid var(--line);border-radius:50%;
      background:var(--white);display:grid;place-items:center;color:var(--muted);transition:var(--ease)
    }
    .nav-search:hover{color:var(--teal-dark);border-color:var(--teal)}
    .menu-toggle{
      display:none;width:40px;height:40px;border-radius:10px;background:var(--white);
      border:1px solid var(--line);font-size:20px;color:var(--navy)
    }
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:46px;padding:0 20px;border-radius:999px;font-weight:750;
      transition:var(--ease);white-space:nowrap
    }
    .btn-primary{background:var(--teal);color:#09241f;box-shadow:0 8px 20px rgba(16,191,163,.2)}
    .btn-primary:hover{background:#25d4b9;transform:translateY(-2px);box-shadow:0 12px 26px rgba(16,191,163,.3)}
    .btn-dark{background:var(--navy);color:var(--white)}
    .btn-dark:hover{background:#26364c;transform:translateY(-2px)}
    .btn-light{background:var(--white);color:var(--navy)}
    .btn-light:hover{background:var(--lime);transform:translateY(-2px)}
    .btn-ghost{border:1px solid var(--line);color:var(--ink-soft);background:var(--white)}
    .btn-ghost:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px)}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;color:var(--teal-dark);
      font-size:12px;font-weight:800;letter-spacing:.14em
    }
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--teal);border-radius:4px}
    .section{padding:88px 0}
    .section.tight{padding:62px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}
    .section-head h2{font-size:clamp(28px,4vw,46px);line-height:1.18;letter-spacing:-.045em;margin-top:10px}
    .section-head p{max-width:520px;color:var(--muted);font-size:15px}
    .hero{
      position:relative;min-height:515px;padding:72px 0 70px;overflow:hidden;
      background:var(--navy);color:var(--white)
    }
    .hero:before{
      content:"";position:absolute;inset:0;
      background-image:linear-gradient(90deg,rgba(16,24,39,.97) 12%,rgba(16,24,39,.82) 58%,rgba(16,24,39,.48)),url("/assets/images/backpic/back-2.webp");
      background-size:cover;background-position:center;opacity:.96
    }
    .hero:after{
      content:"";position:absolute;width:530px;height:530px;border:1px solid rgba(216,243,106,.14);
      border-radius:50%;right:-155px;top:-205px;box-shadow:0 0 0 52px rgba(216,243,106,.035),0 0 0 104px rgba(216,243,106,.025)
    }
    .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:68px;align-items:center}
    .hero-copy{max-width:660px}
    .hero-kicker{display:flex;align-items:center;gap:10px;color:var(--lime);font-weight:800;font-size:13px;margin-bottom:20px}
    .hero h1{font-size:clamp(42px,6vw,70px);line-height:1.08;letter-spacing:-.065em}
    .hero h1 span{color:var(--lime)}
    .hero-desc{font-size:17px;line-height:1.85;color:#cad3df;max-width:620px;margin:24px 0 29px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .hero-panel{
      padding:24px;border:1px solid rgba(255,255,255,.14);border-radius:24px;
      background:rgba(255,255,255,.09);backdrop-filter:blur(12px);box-shadow:0 22px 70px rgba(0,0,0,.18)
    }
    .panel-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
    .panel-top strong{font-size:17px}
    .live-dot{display:inline-flex;align-items:center;gap:7px;color:var(--lime);font-size:12px;font-weight:800}
    .live-dot:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 5px rgba(255,139,92,.14)}
    .match-card{background:rgba(9,17,29,.55);border-radius:16px;padding:18px}
    .match-meta{display:flex;justify-content:space-between;color:#aeb9c8;font-size:12px;margin-bottom:17px}
    .teams{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px;text-align:center}
    .team-name{font-weight:800;font-size:15px}
    .team-badge{width:42px;height:42px;border-radius:50%;background:#29384e;margin:0 auto 8px;display:grid;place-items:center;color:var(--lime);font-weight:900}
    .score{font-size:28px;font-weight:900;color:var(--white);letter-spacing:-.05em}
    .panel-footer{display:flex;justify-content:space-between;color:#b9c5d2;font-size:12px;margin-top:17px}
    .tag{display:inline-flex;align-items:center;padding:5px 10px;background:#edf8f5;color:var(--teal-dark);font-size:12px;font-weight:750;border-radius:999px}
    .dark{background:var(--navy);color:var(--white)}
    .dark .section-head p{color:#aeb9c8}
    .intro-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:58px;align-items:start}
    .intro-grid h2{font-size:clamp(29px,4vw,48px);line-height:1.18;letter-spacing:-.05em}
    .intro-copy{color:var(--muted);font-size:16px;line-height:1.9}
    .intro-copy p+p{margin-top:18px}
    .quote-box{margin-top:24px;padding:22px 25px;border-left:4px solid var(--teal);background:var(--white);border-radius:0 16px 16px 0;box-shadow:var(--shadow-sm);font-size:17px;font-weight:750;color:var(--ink-soft)}
    .feature-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
    .feature-main{position:relative;min-height:355px;border-radius:var(--radius-xl);overflow:hidden;color:var(--white)}
    .feature-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
    .feature-main:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(16,24,39,.9),rgba(16,24,39,.08))}
    .feature-content{position:absolute;z-index:1;bottom:28px;left:30px;right:30px}
    .feature-content h3{font-size:29px;line-height:1.25;margin:12px 0 9px}
    .feature-content p{color:#d3dce6;max-width:590px}
    .feature-side{display:grid;gap:22px}
    .mini-card{background:var(--white);padding:25px;border:1px solid var(--line);border-radius:var(--radius-lg);transition:var(--ease)}
    .mini-card:hover,.data-card:hover,.scene-card:hover,.story-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .mini-icon{width:42px;height:42px;border-radius:13px;background:#e8faf6;color:var(--teal-dark);display:grid;place-items:center;font-weight:900;font-size:19px;margin-bottom:15px}
    .mini-card h3{font-size:19px;margin-bottom:7px}
    .mini-card p{color:var(--muted);font-size:14px}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#cde9e2;border:1px solid #cde9e2;border-radius:18px;overflow:hidden}
    .metric{background:var(--white);padding:24px}
    .metric strong{display:block;font-size:31px;letter-spacing:-.05em;color:var(--navy)}
    .metric span{color:var(--muted);font-size:13px}
    .data-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .data-card{background:var(--white);padding:25px;border:1px solid var(--line);border-radius:var(--radius-lg);transition:var(--ease)}
    .data-card .num{color:var(--teal-dark);font-size:13px;font-weight:900;letter-spacing:.08em}
    .data-card h3{font-size:21px;margin:12px 0 8px}
    .data-card p{color:var(--muted);font-size:14px}
    .data-list{margin-top:18px;border-top:1px solid var(--line)}
    .data-list li{list-style:none;padding:10px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:15px;color:var(--ink-soft);font-size:13px}
    .data-list b{color:var(--teal-dark)}
    .scenes{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .scene-card{display:grid;grid-template-columns:150px 1fr;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;transition:var(--ease)}
    .scene-card img{height:100%;min-height:155px;object-fit:cover}
    .scene-content{padding:22px}
    .scene-content h3{font-size:19px;margin-bottom:8px}
    .scene-content p{color:var(--muted);font-size:14px}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid rgba(255,255,255,.18);border-bottom:1px solid rgba(255,255,255,.18)}
    .process-item{padding:27px 24px 25px;border-right:1px solid rgba(255,255,255,.18)}
    .process-item:last-child{border-right:0}
    .process-item em{font-style:normal;color:var(--lime);font-size:13px;font-weight:900}
    .process-item h3{font-size:19px;margin:17px 0 7px}
    .process-item p{color:#aeb9c8;font-size:14px}
    .story-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:46px;align-items:center}
    .story-image{position:relative}
    .story-image img{height:360px;object-fit:cover;border-radius:var(--radius-xl)}
    .story-note{position:absolute;right:-18px;bottom:22px;background:var(--lime);color:var(--navy);padding:17px 19px;border-radius:16px;box-shadow:var(--shadow);font-weight:850}
    .story-copy h2{font-size:clamp(28px,4vw,45px);line-height:1.2;letter-spacing:-.05em;margin:11px 0 17px}
    .story-copy>p{color:var(--muted);font-size:16px;line-height:1.9}
    .check-list{margin-top:21px;display:grid;gap:12px}
    .check-list li{list-style:none;display:flex;gap:11px;color:var(--ink-soft);font-weight:650}
    .check-list li:before{content:"✓";flex-shrink:0;width:22px;height:22px;border-radius:50%;background:#dcf8f1;color:var(--teal-dark);display:grid;place-items:center;font-size:12px;font-weight:900}
    .faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:65px}
    .faq-layout h2{font-size:clamp(29px,4vw,45px);line-height:1.2;letter-spacing:-.05em}
    .faq-layout>div>p{color:var(--muted);margin-top:15px}
    .faq-list{display:grid;gap:10px}
    .faq-item{background:var(--white);border:1px solid var(--line);border-radius:14px;overflow:hidden}
    .faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;text-align:left;background:transparent;padding:18px 20px;color:var(--ink);font-weight:800}
    .faq-question span:last-child{color:var(--teal-dark);font-size:22px;transition:var(--ease)}
    .faq-answer{display:none;padding:0 20px 18px;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{
      margin:0 0 88px;border-radius:var(--radius-xl);padding:48px 55px;
      background:var(--navy);color:var(--white);position:relative;overflow:hidden
    }
    .cta:after{content:"";position:absolute;width:300px;height:300px;border-radius:50%;right:-70px;top:-120px;border:1px solid rgba(216,243,106,.25);box-shadow:0 0 0 35px rgba(216,243,106,.05)}
    .cta-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .cta h2{font-size:clamp(27px,4vw,42px);line-height:1.2;letter-spacing:-.045em}
    .cta p{color:#aeb9c8;margin-top:8px;max-width:620px}
    .site-footer{background:#0b121e;color:#d9e1e9;padding:56px 0 22px}
    .footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:45px}
    .footer-brand .brand-name{color:#fff}
    .footer-brand .brand-name small{color:#91a0b1}
    .footer-brand p{color:#99a8b8;max-width:290px;margin-top:17px;font-size:14px}
    .footer-col{display:flex;flex-direction:column;gap:9px}
    .footer-col h3{color:#fff;font-size:14px;margin-bottom:8px}
    .footer-col a{color:#99a8b8;font-size:13px;transition:var(--ease)}
    .footer-col a:hover{color:var(--lime)}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#8391a1;font-size:12px}
    .footer-bottom a:hover{color:var(--lime)}
    :focus-visible{outline:3px solid rgba(16,191,163,.45);outline-offset:3px}
    @media(max-width:1024px){
      .main-nav a{padding:8px 8px;font-size:13px}
      .nav-wrap{gap:16px}
      .hero-inner,.feature-layout,.story-layout,.faq-layout{gap:34px}
      .process-item{padding:23px 15px}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .nav-wrap{height:70px}
      .menu-toggle{display:block}
      .nav-actions{margin-left:auto}
      .main-nav{
        display:none;position:absolute;left:16px;right:16px;top:78px;padding:12px;
        background:var(--white);border:1px solid var(--line);border-radius:16px;
        box-shadow:var(--shadow);flex-direction:column;align-items:stretch
      }
      .main-nav.open{display:flex}
      .main-nav a{padding:12px 14px}
      .nav-actions .btn{display:none}
      .hero{padding:60px 0;min-height:auto}
      .hero-inner,.intro-grid,.feature-layout,.story-layout,.faq-layout{grid-template-columns:1fr}
      .hero-panel{max-width:530px}
      .section{padding:68px 0}
      .section-head{display:block}
      .section-head p{margin-top:13px}
      .metric-grid{grid-template-columns:repeat(2,1fr)}
      .data-grid{grid-template-columns:1fr 1fr}
      .process{grid-template-columns:1fr 1fr}
      .process-item:nth-child(2){border-right:0}
      .process-item:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.18)}
      .cta{margin-bottom:68px;padding:36px 27px}
      .cta-inner{display:block}
      .cta .btn{margin-top:22px}
      .footer-top{grid-template-columns:1.5fr 1fr 1fr}
      .footer-col:last-child{grid-column:2}
      .footer-bottom{display:block}
      .footer-bottom span+span{display:block;margin-top:10px}
    }
    @media(max-width:520px){
      .brand-name{font-size:18px}
      .brand-name small{font-size:8px}
      .hero h1{font-size:42px}
      .hero-desc{font-size:15px}
      .hero-actions .btn{width:100%}
      .metric{padding:18px}
      .metric strong{font-size:26px}
      .data-grid,.scenes{grid-template-columns:1fr}
      .scene-card{grid-template-columns:112px 1fr}
      .scene-card img{min-height:175px}
      .scene-content{padding:17px 15px}
      .process{grid-template-columns:1fr}
      .process-item,.process-item:nth-child(2){border-right:0;border-bottom:1px solid rgba(255,255,255,.18)}
      .process-item:last-child{border-bottom:0}
      .story-note{right:10px}
      .footer-top{grid-template-columns:1fr 1fr}
      .footer-brand{grid-column:1/-1}
      .footer-col:last-child{grid-column:auto}
    }

/* roulang page: category3 */
:root{
 --ink:#111827;--ink-soft:#344054;--muted:#667085;--muted-light:#98a2b3;
 --paper:#f6f8fb;--white:#fff;--line:#e6eaf0;--navy:#101827;--navy-2:#182437;
 --teal:#10bfa3;--teal-dark:#07937f;--lime:#d8f36a;--orange:#ff8b5c;--violet:#786cf5;
 --shadow:0 18px 55px rgba(16,24,39,.09);--shadow-sm:0 8px 24px rgba(16,24,39,.07);
 --radius-xl:30px;--radius-lg:20px;--radius-md:14px;--radius-sm:10px;--container:1180px;
 --ease:all .28s ease
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.72;font-size:15px;overflow-x:hidden}
a{color:inherit;text-decoration:none}img{display:block;width:100%;height:auto}button,input{font:inherit}button{cursor:pointer;border:0}
.container{width:min(var(--container),calc(100% - 44px));margin:auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(246,248,251,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(230,234,240,.9)}
.nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);display:grid;place-items:center;color:var(--lime);font-weight:900;font-size:19px}
.brand-name{font-size:20px;font-weight:900;letter-spacing:-.05em}.brand-name small{display:block;color:var(--muted);font-size:10px;font-weight:650;letter-spacing:.08em;line-height:1}
.main-nav{display:flex;align-items:center;gap:3px;flex:1}.main-nav a{padding:9px 11px;border-radius:9px;color:var(--muted);font-weight:650;transition:var(--ease);font-size:14px;white-space:nowrap}.main-nav a:hover,.main-nav a.active{color:var(--navy);background:var(--white)}
.nav-actions{display:flex;align-items:center;gap:10px}.nav-search{width:38px;height:38px;border:1px solid var(--line);border-radius:50%;background:var(--white);color:var(--muted);font-size:18px}.nav-search:hover{color:var(--teal-dark);border-color:var(--teal)}.menu-toggle{display:none;width:40px;height:40px;border-radius:10px;background:#fff;border:1px solid var(--line);font-size:20px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 20px;border-radius:999px;font-weight:750;transition:var(--ease);white-space:nowrap}.btn-primary{background:var(--teal);color:#09241f;box-shadow:0 8px 20px rgba(16,191,163,.2)}.btn-primary:hover{background:#25d4b9;transform:translateY(-2px)}.btn-dark{background:var(--navy);color:#fff}.btn-dark:hover{background:#26364c;transform:translateY(-2px)}.btn-light{background:#fff;color:var(--navy)}.btn-light:hover{background:var(--lime);transform:translateY(-2px)}.btn-ghost{border:1px solid var(--line);color:var(--ink-soft);background:#fff}.btn-ghost:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--teal-dark);font-size:12px;font-weight:800;letter-spacing:.14em}.eyebrow:before{content:"";width:24px;height:2px;background:var(--teal);border-radius:4px}
.section{padding:86px 0}.section.tight{padding:60px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}.section-head h2{font-size:clamp(28px,4vw,45px);line-height:1.18;letter-spacing:-.045em;margin-top:10px}.section-head p{max-width:520px;color:var(--muted)}
.hero{position:relative;min-height:530px;padding:76px 0;color:#fff;background:var(--navy);overflow:hidden}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(16,24,39,.98) 15%,rgba(16,24,39,.8) 56%,rgba(16,24,39,.35)),url("/assets/images/backpic/back-2.webp") center/cover}.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}.hero-copy{max-width:670px}.hero-kicker{color:var(--lime);font-size:13px;font-weight:800;margin-bottom:18px}.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.08;letter-spacing:-.065em}.hero h1 span{color:var(--lime)}.hero-desc{font-size:18px;line-height:1.85;color:#cad3df;margin:23px 0 29px;max-width:620px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.hero-panel{padding:24px;border:1px solid rgba(255,255,255,.18);background:rgba(9,17,29,.62);backdrop-filter:blur(12px);border-radius:var(--radius-xl);box-shadow:0 20px 60px rgba(0,0,0,.24)}.cover-frame{height:190px;border-radius:18px;overflow:hidden;position:relative}.cover-frame img{height:100%;object-fit:cover}.cover-frame:after{content:"数据视角";position:absolute;left:15px;bottom:14px;background:var(--lime);color:var(--navy);padding:4px 10px;border-radius:99px;font-size:12px;font-weight:800}.panel-row{display:flex;justify-content:space-between;align-items:end;margin-top:19px}.panel-row strong{font-size:26px}.panel-row span{display:block;color:#aeb9c8;font-size:12px}.trend{color:var(--lime);font-weight:800}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#cde9e2;border:1px solid #cde9e2;border-radius:18px;overflow:hidden}.metric{background:#fff;padding:24px}.metric strong{display:block;font-size:31px;line-height:1.1}.metric span{color:var(--muted);font-size:13px}
.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:58px;align-items:center}.split img{height:390px;object-fit:cover;border-radius:var(--radius-xl);box-shadow:var(--shadow)}.copy h2{font-size:clamp(28px,4vw,44px);line-height:1.2;margin:12px 0 18px}.copy p{color:var(--muted);margin-bottom:18px}.check-list{list-style:none;display:grid;gap:13px;margin:24px 0}.check-list li{display:flex;gap:11px;color:var(--ink-soft)}.check-list li:before{content:"✓";display:grid;place-items:center;flex:0 0 23px;height:23px;border-radius:50%;background:#dff8f1;color:var(--teal-dark);font-weight:900}
.dark{background:var(--navy);color:#fff}.dark .eyebrow{color:var(--lime)}.dark .section-head p{color:#aeb9c8}
.feature-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:16px}.feature-card{min-height:210px;padding:27px;border-radius:var(--radius-lg);background:var(--white);color:var(--ink);border:1px solid var(--line);transition:var(--ease)}.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.feature-card.large{grid-row:span 2;min-height:436px;background:linear-gradient(145deg,#e8fff8,#fff)}.feature-icon{font-size:28px;color:var(--teal-dark);margin-bottom:22px}.feature-card h3{font-size:21px;margin-bottom:10px}.feature-card p{color:var(--muted);font-size:14px}
.data-board{background:#fff;border:1px solid var(--line);border-radius:var(--radius-xl);padding:27px;box-shadow:var(--shadow-sm)}.board-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:22px}.board-top h3{font-size:22px}.tag{display:inline-flex;padding:5px 10px;background:#edf8f5;color:var(--teal-dark);font-size:12px;font-weight:750;border-radius:999px}.player-row{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:12px;align-items:center;padding:15px 0;border-bottom:1px solid #eef1f4}.player-row:last-child{border-bottom:0}.player-name{display:flex;align-items:center;gap:12px;font-weight:750}.avatar{width:38px;height:38px;border-radius:50%;object-fit:cover}.player-row small,.data-number{color:var(--muted);font-size:13px}.data-number strong{display:block;color:var(--ink);font-size:17px}
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.scene{padding:25px;border:1px solid var(--line);background:#fff;border-radius:var(--radius-lg);transition:var(--ease)}.scene:hover{border-color:#a5eadc;box-shadow:var(--shadow-sm)}.scene b{display:block;font-size:18px;margin:18px 0 7px}.scene p{color:var(--muted);font-size:14px}.scene-num{color:var(--orange);font-size:13px;font-weight:900}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}.step{padding:27px 22px 10px 0;border-right:1px solid var(--line);margin-right:22px}.step:last-child{border:0}.step em{font-style:normal;color:var(--teal-dark);font-size:13px;font-weight:900}.step h3{margin:13px 0 8px;font-size:18px}.step p{color:var(--muted);font-size:14px}
.quote{background:linear-gradient(120deg,#ecfff9,#f8fff0);border-radius:var(--radius-xl);padding:42px 48px;display:grid;grid-template-columns:1fr .8fr;gap:40px;align-items:center}.quote blockquote{font-size:27px;line-height:1.45;font-weight:750;letter-spacing:-.03em}.quote p{color:var(--muted);margin-top:15px}.quote-stat{display:flex;gap:30px}.quote-stat strong{font-size:38px;color:var(--teal-dark);display:block}.quote-stat span{font-size:13px;color:var(--muted)}
.faq{max-width:850px;margin:auto}.faq-item{border-bottom:1px solid var(--line)}.faq-q{width:100%;background:transparent;text-align:left;padding:20px 0;font-weight:750;font-size:17px;display:flex;justify-content:space-between;color:var(--ink)}.faq-q span{color:var(--teal-dark);font-size:22px;transition:var(--ease)}.faq-a{max-height:0;overflow:hidden;color:var(--muted);transition:max-height .35s ease;padding-right:40px}.faq-item.open .faq-a{max-height:150px;padding-bottom:20px}.faq-item.open .faq-q span{transform:rotate(45deg)}
.cta{padding:63px 0;background:var(--lime)}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:25px}.cta h2{font-size:clamp(28px,4vw,44px);line-height:1.2;letter-spacing:-.04em}.cta p{color:#43502b;margin-top:8px}.site-footer{background:var(--navy);color:#fff;padding:58px 0 20px}.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:35px;padding-bottom:45px}.footer-brand p{color:#aeb9c8;max-width:280px;margin-top:17px;font-size:14px}.footer-col{display:grid;align-content:start;gap:10px}.footer-col h3{font-size:14px;color:var(--lime);margin-bottom:7px}.footer-col a{color:#aeb9c8;font-size:14px;transition:var(--ease)}.footer-col a:hover{color:#fff;transform:translateX(3px)}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:19px;display:flex;justify-content:space-between;gap:20px;color:#8290a2;font-size:12px}.footer-bottom a:hover{color:var(--lime)}
:focus-visible{outline:3px solid rgba(16,191,163,.45);outline-offset:3px}
@media(max-width:1024px){.main-nav{gap:0}.main-nav a{padding:8px 7px;font-size:13px}.hero-inner{gap:35px}.feature-grid{grid-template-columns:1fr 1fr}.feature-card.large{grid-row:auto;min-height:280px}.process{grid-template-columns:repeat(2,1fr);gap:15px}.step{border:0;border-bottom:1px solid var(--line);margin:0;padding-bottom:20px}}
@media(max-width:768px){.nav-wrap{height:68px}.main-nav{display:none;position:absolute;left:22px;right:22px;top:74px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.main-nav.show{display:flex}.main-nav a{padding:12px}.nav-actions .btn{display:none}.menu-toggle{display:block}.hero{padding:60px 0}.hero-inner,.split,.quote{grid-template-columns:1fr}.hero-panel{max-width:520px}.section{padding:65px 0}.metric-grid{grid-template-columns:repeat(2,1fr)}.scene-grid{grid-template-columns:1fr 1fr}.footer-top{grid-template-columns:1.5fr 1fr 1fr}}
@media(max-width:520px){.container{width:min(var(--container),calc(100% - 30px))}.brand-name{font-size:18px}.brand-name small{display:none}.hero h1{font-size:43px}.hero-desc{font-size:16px}.hero-actions .btn{width:100%}.feature-grid,.scene-grid{grid-template-columns:1fr}.metric{padding:19px}.player-row{grid-template-columns:1.35fr repeat(2,1fr)}.player-row .hide-mobile{display:none}.quote{padding:28px 22px}.quote blockquote{font-size:22px}.cta-inner{display:block}.cta .btn{margin-top:22px;width:100%}.footer-top{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.footer-bottom{display:block;line-height:2}.footer-bottom span{display:block;margin-bottom:7px}}

/* roulang page: category4 */
:root{
 --ink:#111827;--ink-soft:#344054;--muted:#667085;--muted-light:#98a2b3;
 --paper:#f6f8fb;--white:#fff;--line:#e6eaf0;--navy:#101827;--navy-2:#182437;
 --teal:#10bfa3;--teal-dark:#07937f;--lime:#d8f36a;--orange:#ff8b5c;--violet:#786cf5;
 --shadow:0 18px 55px rgba(16,24,39,.09);--shadow-sm:0 8px 24px rgba(16,24,39,.07);
 --radius-xl:30px;--radius-lg:20px;--radius-md:14px;--radius-sm:10px;--container:1180px;
 --ease:all .28s ease
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.72;font-size:15px;overflow-x:hidden}
a{color:inherit;text-decoration:none}img{display:block;width:100%;height:auto}button,input{font:inherit;border:0}button{cursor:pointer}
.container{width:min(var(--container),calc(100% - 44px));margin:auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(246,248,251,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(230,234,240,.85)}
.nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);display:grid;place-items:center;color:var(--lime);font-weight:900;font-size:19px}
.brand-name{font-size:20px;font-weight:900;letter-spacing:-.05em}.brand-name small{display:block;color:var(--muted);font-size:10px;font-weight:650;letter-spacing:.08em;line-height:1}
.main-nav{display:flex;align-items:center;gap:4px;flex:1}.main-nav a{padding:9px 12px;border-radius:9px;color:var(--muted);font-weight:650;transition:var(--ease);font-size:14px;white-space:nowrap}.main-nav a:hover,.main-nav a.active{color:var(--navy);background:var(--white)}
.nav-actions{display:flex;align-items:center;gap:10px}.nav-search{width:38px;height:38px;border:1px solid var(--line);border-radius:50%;background:var(--white);color:var(--muted);font-size:17px}.nav-search:hover{color:var(--teal-dark);border-color:var(--teal)}.menu-toggle{display:none;width:40px;height:40px;border-radius:10px;background:var(--white);border:1px solid var(--line);font-size:20px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 20px;border-radius:999px;font-weight:750;transition:var(--ease);white-space:nowrap}.btn-primary{background:var(--teal);color:#09241f;box-shadow:0 8px 20px rgba(16,191,163,.2)}.btn-primary:hover{background:#25d4b9;transform:translateY(-2px)}.btn-dark{background:var(--navy);color:#fff}.btn-dark:hover{background:#26364c;transform:translateY(-2px)}.btn-light{background:#fff;color:var(--navy)}.btn-light:hover{background:var(--lime);transform:translateY(-2px)}.btn-ghost{border:1px solid var(--line);background:#fff;color:var(--ink-soft)}.btn-ghost:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--teal-dark);font-size:12px;font-weight:800;letter-spacing:.14em}.eyebrow:before{content:"";width:24px;height:2px;background:var(--teal);border-radius:4px}
.hero{position:relative;min-height:470px;padding:75px 0 70px;background:var(--navy);color:#fff;overflow:hidden}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(16,24,39,.97) 20%,rgba(16,24,39,.78) 62%,rgba(16,24,39,.4)),url("/assets/images/backpic/back-2.webp") center/cover}.hero:after{content:"";position:absolute;width:520px;height:520px;border:1px solid rgba(216,243,106,.16);border-radius:50%;right:-130px;top:-210px;box-shadow:0 0 0 55px rgba(216,243,106,.04),0 0 0 110px rgba(216,243,106,.025)}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center}.hero h1{font-size:clamp(42px,6vw,70px);line-height:1.08;letter-spacing:-.065em;margin:15px 0 20px}.hero h1 span{color:var(--lime)}.hero-desc{max-width:620px;color:#cbd5e1;font-size:17px;line-height:1.9}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-panel{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:var(--radius-xl);padding:24px;backdrop-filter:blur(12px)}.panel-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:19px}.panel-top strong{font-size:18px}.live-dot{color:var(--lime);font-size:12px}.live-dot:before{content:"";display:inline-block;width:7px;height:7px;background:var(--lime);border-radius:50%;margin-right:6px}
.date-picker{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:18px}.date-picker button{padding:10px 5px;border-radius:11px;background:rgba(255,255,255,.08);color:#cbd5e1}.date-picker button.active,.date-picker button:hover{background:var(--lime);color:var(--navy)}.mini-match{display:flex;align-items:center;justify-content:space-between;padding:14px 0;border-top:1px solid rgba(255,255,255,.13);font-size:13px}.mini-match b{font-size:15px}.mini-match em{font-style:normal;color:#aeb9c8;font-size:12px}
.section{padding:82px 0}.section.tight{padding:60px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}.section-head h2{font-size:clamp(28px,4vw,44px);line-height:1.18;letter-spacing:-.045em;margin-top:10px}.section-head p{max-width:530px;color:var(--muted)}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#cde9e2;border:1px solid #cde9e2;border-radius:18px;overflow:hidden}.metric{background:#fff;padding:25px 26px}.metric strong{font-size:30px;display:block;color:var(--navy);line-height:1.2}.metric span{color:var(--muted);font-size:13px}
.schedule-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:24px}.schedule-card,.rank-card,.feature-card,.quote-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}
.schedule-card{padding:25px}.filter-row{display:flex;justify-content:space-between;align-items:center;gap:15px;border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:4px}.filter-row h3{font-size:20px}.tag{display:inline-flex;padding:5px 10px;background:#edf8f5;color:var(--teal-dark);font-size:12px;font-weight:750;border-radius:999px}
.game-row{display:grid;grid-template-columns:90px 1fr 115px 100px;align-items:center;gap:15px;padding:20px 0;border-bottom:1px solid #eef1f5}.game-row:last-child{border-bottom:0}.game-date{color:var(--muted);font-size:13px}.game-date b{display:block;color:var(--ink);font-size:15px}.teams{text-align:right;font-weight:750}.teams span{display:block;padding:3px 0}.versus{text-align:center;color:var(--muted-light);font-size:12px}.game-state{text-align:right}.game-state strong{display:block;font-size:18px}.game-state small{color:var(--muted)}
.rank-card{padding:25px}.rank-card h3{margin-bottom:16px;font-size:20px}.rank-head,.rank-item{display:grid;grid-template-columns:35px 1fr repeat(3,32px);gap:5px;align-items:center}.rank-head{color:var(--muted-light);font-size:11px;padding-bottom:9px}.rank-item{padding:13px 0;border-top:1px solid #eef1f5;font-size:13px}.rank-item strong{font-size:14px}.rank-item .place{color:var(--teal-dark);font-weight:800}
.feature-band{background:var(--navy);color:#fff}.feature-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center}.feature-image{height:360px;object-fit:cover;border-radius:var(--radius-xl);filter:saturate(.9)}.feature-copy h2{font-size:clamp(30px,4vw,48px);line-height:1.2;margin:13px 0 18px;letter-spacing:-.05em}.feature-copy p{color:#b8c3d0;margin-bottom:22px}.check-list{list-style:none;display:grid;gap:13px;margin:24px 0}.check-list li{display:flex;gap:11px;align-items:flex-start;color:#d8e0e9}.check-list li:before{content:"✓";display:grid;place-items:center;flex:0 0 22px;height:22px;border-radius:50%;background:var(--teal);color:var(--navy);font-weight:900;margin-top:3px}
.scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.scenario{padding:25px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);transition:var(--ease)}.scenario:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.scenario .num{color:var(--orange);font-size:13px;font-weight:900}.scenario h3{margin:14px 0 8px;font-size:20px}.scenario p{color:var(--muted);font-size:14px}
.insight-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:24px}.quote-card{padding:30px;background:#eafaf6;border-color:#cbeee5}.quote-card p{font-size:20px;line-height:1.7;font-weight:700;color:var(--navy)}.quote-card small{display:block;color:var(--teal-dark);margin-top:22px}.insight-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.insight{background:#fff;border-radius:var(--radius-md);border:1px solid var(--line);overflow:hidden}.insight img{height:145px;object-fit:cover}.insight div{padding:17px}.insight h3{font-size:17px;line-height:1.45}.insight p{color:var(--muted);font-size:13px;margin-top:7px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.step{position:relative;padding:24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md)}.step-number{width:34px;height:34px;border-radius:10px;background:var(--navy);color:var(--lime);display:grid;place-items:center;font-weight:900;margin-bottom:18px}.step h3{font-size:17px;margin-bottom:7px}.step p{font-size:13px;color:var(--muted)}
.faq-wrap{max-width:850px;margin:auto}.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);margin-bottom:10px;overflow:hidden}.faq-q{width:100%;display:flex;justify-content:space-between;text-align:left;background:#fff;padding:18px 21px;font-weight:750;color:var(--ink)}.faq-q span:last-child{color:var(--teal-dark);font-size:21px;line-height:1}.faq-a{display:none;color:var(--muted);padding:0 21px 18px;font-size:14px}.faq-item.open .faq-a{display:block}.faq-item.open .faq-q{color:var(--teal-dark)}
.cta{padding:60px 0}.cta-box{background:var(--teal);border-radius:var(--radius-xl);padding:42px 48px;display:flex;align-items:center;justify-content:space-between;gap:30px}.cta-box h2{font-size:clamp(27px,4vw,42px);line-height:1.2;letter-spacing:-.04em;color:var(--navy)}.cta-box p{color:#15584d;margin-top:9px}
.site-footer{background:var(--navy);color:#fff;padding:62px 0 22px}.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}.footer-brand p{color:#aeb9c8;max-width:300px;margin-top:18px;font-size:14px}.footer-col{display:grid;align-content:start;gap:9px}.footer-col h3{font-size:14px;color:var(--lime);margin-bottom:7px}.footer-col a{color:#aeb9c8;font-size:13px;transition:var(--ease)}.footer-col a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;gap:15px;color:#8f9aaa;font-size:12px}.footer-bottom a:hover{color:var(--lime)}
:focus-visible{outline:3px solid rgba(16,191,163,.45);outline-offset:3px}
@media(max-width:1024px){.main-nav{gap:0}.main-nav a{padding:8px 7px;font-size:13px}.hero-inner{gap:35px}.schedule-layout,.feature-grid,.insight-layout{grid-template-columns:1fr}.footer-top{grid-template-columns:1.4fr repeat(3,1fr)}}
@media(max-width:768px){.nav-wrap{height:68px}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;padding:12px 22px 18px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:12px}.nav-actions .btn{display:none}.menu-toggle{display:block}.hero{min-height:auto;padding:62px 0}.hero-inner{grid-template-columns:1fr}.hero-panel{max-width:580px}.metrics{grid-template-columns:repeat(2,1fr)}.section{padding:65px 0}.section-head{display:block}.section-head p{margin-top:14px}.scenario-grid,.steps{grid-template-columns:repeat(2,1fr)}.footer-top{grid-template-columns:1fr 1fr;gap:32px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}}
@media(max-width:520px){.container{width:min(var(--container),calc(100% - 30px))}.hero h1{font-size:42px}.hero-desc{font-size:15px}.hero-actions .btn{width:100%}.metrics{grid-template-columns:1fr 1fr}.metric{padding:19px 15px}.metric strong{font-size:24px}.game-row{grid-template-columns:70px 1fr 75px;gap:8px}.game-row .versus{display:none}.game-state{font-size:12px}.game-state strong{font-size:15px}.scenario-grid,.steps,.insight-list{grid-template-columns:1fr}.feature-image{height:240px}.cta-box{padding:30px 24px;display:block}.cta-box .btn{margin-top:22px;width:100%}.footer-top{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}

/* roulang page: category5 */
:root{
      --ink:#111827;
      --ink-soft:#344054;
      --muted:#667085;
      --muted-light:#98a2b3;
      --paper:#f6f8fb;
      --white:#fff;
      --line:#e6eaf0;
      --navy:#101827;
      --navy-2:#182437;
      --teal:#10bfa3;
      --teal-dark:#07937f;
      --lime:#d8f36a;
      --orange:#ff8b5c;
      --violet:#786cf5;
      --shadow:0 18px 55px rgba(16,24,39,.09);
      --shadow-sm:0 8px 24px rgba(16,24,39,.07);
      --radius-xl:30px;
      --radius-lg:20px;
      --radius-md:14px;
      --radius-sm:10px;
      --container:1180px;
      --ease:all .28s ease
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.72;font-size:15px;overflow-x:hidden}
    a{color:inherit;text-decoration:none}
    img{display:block;width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--container),calc(100% - 44px));margin:auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(246,248,251,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(230,234,240,.9)}
    .nav-wrap{height:78px;display:flex;align-items:center;gap:26px}
    .brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
    .brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);display:grid;place-items:center;color:var(--lime);font-weight:900;font-size:19px}
    .brand-name{font-size:20px;font-weight:900;letter-spacing:-.05em}
    .brand-name small{display:block;color:var(--muted);font-size:10px;font-weight:650;letter-spacing:.08em;line-height:1}
    .main-nav{display:flex;align-items:center;gap:3px;flex:1}
    .main-nav a{padding:9px 11px;border-radius:9px;color:var(--muted);font-size:14px;font-weight:650;transition:var(--ease)}
    .main-nav a:hover,.main-nav a.active{color:var(--navy);background:var(--white)}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .nav-search{width:38px;height:38px;border:1px solid var(--line);border-radius:50%;background:var(--white);color:var(--muted);font-size:17px}
    .nav-search:hover{border-color:var(--teal);color:var(--teal-dark)}
    .menu-toggle{display:none;width:40px;height:40px;border-radius:10px;background:var(--white);border:1px solid var(--line);font-size:20px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 20px;border-radius:999px;font-weight:750;transition:var(--ease);white-space:nowrap}
    .btn-primary{background:var(--teal);color:#09241f;box-shadow:0 8px 20px rgba(16,191,163,.2)}
    .btn-primary:hover{background:#25d4b9;transform:translateY(-2px)}
    .btn-dark{background:var(--navy);color:var(--white)}
    .btn-dark:hover{background:#26364c;transform:translateY(-2px)}
    .btn-light{background:var(--white);color:var(--navy)}
    .btn-light:hover{background:var(--lime);transform:translateY(-2px)}
    .btn-ghost{border:1px solid var(--line);color:var(--ink-soft);background:var(--white)}
    .btn-ghost:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--teal-dark);font-size:12px;font-weight:800;letter-spacing:.14em}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--teal);border-radius:4px}
    .tag{display:inline-flex;padding:5px 10px;background:#edf8f5;color:var(--teal-dark);font-size:12px;font-weight:750;border-radius:999px}
    .section{padding:88px 0}
    .section.tight{padding:62px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}
    .section-head h2{font-size:clamp(28px,4vw,45px);line-height:1.18;letter-spacing:-.045em;margin:10px 0 0}
    .section-head p{max-width:520px;color:var(--muted);margin:0}
    .page-hero{position:relative;padding:78px 0 70px;background:var(--navy);color:var(--white);overflow:hidden}
    .page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(16,24,39,.96),rgba(16,24,39,.68)),url("/assets/images/backpic/back-2.webp") center/cover}
    .page-hero:after{content:"";position:absolute;width:480px;height:480px;border:1px solid rgba(216,243,106,.16);border-radius:50%;right:-160px;top:-220px;box-shadow:0 0 0 52px rgba(216,243,106,.035),0 0 0 105px rgba(216,243,106,.025)}
    .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
    .hero-copy{max-width:670px}
    .hero-kicker{color:var(--lime);font-weight:800;font-size:13px;margin-bottom:18px}
    .page-hero h1{font-size:clamp(42px,6vw,72px);line-height:1.08;letter-spacing:-.065em;margin:0}
    .page-hero h1 span{color:var(--lime)}
    .hero-desc{font-size:18px;color:#cad3df;max-width:620px;margin:23px 0 28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .signal-panel{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);border-radius:24px;padding:22px;backdrop-filter:blur(8px)}
    .signal-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.14);padding-bottom:16px;margin-bottom:15px}
    .signal-head strong{font-size:18px}.signal-head span{color:var(--lime);font-size:12px}
    .icon-matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
    .icon-cell{min-height:88px;border-radius:15px;background:rgba(255,255,255,.08);padding:13px;display:flex;flex-direction:column;justify-content:space-between}
    .icon-cell b{font-size:25px;color:var(--lime);line-height:1}.icon-cell span{font-size:12px;color:#c5cfdb}
    .status-line{height:7px;border-radius:8px;background:rgba(255,255,255,.12);margin-top:18px;overflow:hidden}
    .status-line i{display:block;width:76%;height:100%;background:var(--teal);border-radius:8px}
    .stats{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--white);box-shadow:var(--shadow-sm)}
    .stat{padding:25px 24px;border-right:1px solid var(--line)}.stat:last-child{border:0}
    .stat strong{display:block;font-size:31px;letter-spacing:-.05em;color:var(--navy)}.stat span{color:var(--muted);font-size:13px}
    .split{display:grid;grid-template-columns:.9fr 1.1fr;gap:62px;align-items:center}
    .split.reverse{grid-template-columns:1.1fr .9fr}
    .split img{border-radius:var(--radius-xl);box-shadow:var(--shadow);max-height:390px;object-fit:cover}
    .copy h2{font-size:clamp(29px,4vw,45px);line-height:1.2;letter-spacing:-.05em;margin:12px 0 17px}.copy p{color:var(--muted);font-size:16px}
    .check-list{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:13px}.check-list li{display:flex;gap:11px;color:var(--ink-soft)}.check-list li:before{content:"✓";color:var(--teal-dark);font-weight:900}
    .feature-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}.feature-large,.feature-small{border-radius:var(--radius-lg);padding:28px;min-height:235px}.feature-large{background:var(--navy);color:var(--white);position:relative;overflow:hidden}.feature-large:after{content:"↗";position:absolute;right:27px;top:21px;color:var(--lime);font-size:30px}.feature-large p,.feature-small p{color:var(--muted);margin-bottom:0}.feature-large p{color:#b9c4d1}.feature-small{background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow-sm)}
    .feature-stack{display:grid;gap:18px}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}.process-item{padding:24px 20px 10px;border-right:1px solid var(--line);position:relative}.process-item:last-child{border:0}.process-item:before{content:"";position:absolute;top:-5px;left:20px;width:9px;height:9px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 5px #dff8f2}.process-item b{color:var(--teal-dark);font-size:12px;letter-spacing:.1em}.process-item h3{margin:12px 0 8px;font-size:19px}.process-item p{color:var(--muted);font-size:14px;margin:0}
    .quote-band{background:#e9fbf6;border-radius:var(--radius-xl);padding:42px 48px;display:grid;grid-template-columns:1fr 240px;gap:30px;align-items:center}.quote-band blockquote{font-size:25px;line-height:1.5;font-weight:750;margin:0;color:var(--navy)}.quote-band cite{display:block;font-style:normal;color:var(--teal-dark);font-size:13px;margin-top:15px}
    .case-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.case{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:25px;transition:var(--ease)}.case:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.case h3{margin:14px 0 8px}.case p{color:var(--muted);margin:0}.case-meta{display:flex;justify-content:space-between;color:var(--muted-light);font-size:12px}
    .faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:55px}.faq-intro h2{font-size:40px;line-height:1.2;margin:12px 0}.faq-intro p{color:var(--muted)}details{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:17px 20px;margin-bottom:11px}summary{cursor:pointer;font-weight:750;list-style:none}summary::-webkit-details-marker{display:none}summary:after{content:"+";float:right;color:var(--teal-dark);font-size:22px;line-height:1}details[open] summary:after{content:"−"}details p{color:var(--muted);margin:12px 20px 2px 0}
    .cta{background:var(--navy);color:var(--white);border-radius:var(--radius-xl);padding:48px 55px;display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:clamp(28px,4vw,43px);line-height:1.2;margin:0 0 10px}.cta p{color:#b9c4d1;margin:0;max-width:650px}
    .site-footer{background:var(--navy);color:#dce4ed;margin-top:88px}.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:35px;padding:58px 0 45px}.footer-brand p{color:#aeb9c8;max-width:310px;margin-top:19px}.footer-col{display:grid;align-content:start;gap:9px}.footer-col h3{color:var(--lime);font-size:14px;margin:0 0 8px}.footer-col a{color:#aeb9c8;font-size:13px;transition:var(--ease)}.footer-col a:hover{color:var(--white);padding-left:3px}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0;color:#8795a7;font-size:12px;display:flex;justify-content:space-between;gap:20px}.footer-bottom a:hover{color:var(--lime)}
    :focus-visible{outline:3px solid rgba(16,191,163,.45);outline-offset:3px}
    @media(max-width:1024px){.main-nav a{padding:8px 7px;font-size:13px}.hero-inner{gap:35px}.split,.split.reverse{gap:35px}.footer-top{grid-template-columns:1.4fr 1fr 1fr 1fr}}
    @media(max-width:768px){.nav-wrap{height:70px}.main-nav{display:none;position:absolute;top:70px;left:0;right:0;background:var(--paper);padding:12px 22px 18px;border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:12px}.nav-actions .btn{display:none}.menu-toggle{display:block}.hero-inner,.split,.split.reverse,.faq-grid{grid-template-columns:1fr}.page-hero{padding:63px 0}.signal-panel{max-width:540px}.stats{grid-template-columns:repeat(2,1fr)}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid var(--line)}.feature-grid{grid-template-columns:1fr}.process{grid-template-columns:repeat(2,1fr);border-top:0;gap:18px}.process-item{border:1px solid var(--line);border-radius:15px;background:var(--white)}.process-item:before{display:none}.quote-band{grid-template-columns:1fr;padding:30px}.case-grid{grid-template-columns:1fr}.cta{padding:35px 28px;display:block}.cta .btn{margin-top:25px}.footer-top{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
    @media(max-width:520px){.container{width:min(var(--container),calc(100% - 30px))}.brand-name small{display:none}.page-hero h1{font-size:43px}.hero-desc{font-size:16px}.icon-matrix{gap:7px}.icon-cell{min-height:76px;padding:10px}.stats{grid-template-columns:1fr}.stat{border-right:0!important;border-bottom:1px solid var(--line)!important}.stat:last-child{border-bottom:0!important}.section{padding:62px 0}.section-head{display:block}.section-head p{margin-top:14px}.process{grid-template-columns:1fr}.quote-band blockquote{font-size:21px}.footer-top{grid-template-columns:1fr}.footer-bottom{display:block;line-height:2}.footer-bottom span{display:block;margin-bottom:6px}}

/* roulang page: category6 */
:root{
      --ink:#111827;
      --ink-soft:#344054;
      --muted:#667085;
      --muted-light:#98a2b3;
      --paper:#f6f8fb;
      --white:#ffffff;
      --line:#e6eaf0;
      --navy:#101827;
      --navy-2:#182437;
      --teal:#10bfa3;
      --teal-dark:#07937f;
      --lime:#d8f36a;
      --orange:#ff8b5c;
      --violet:#786cf5;
      --shadow:0 18px 55px rgba(16,24,39,.09);
      --shadow-sm:0 8px 24px rgba(16,24,39,.07);
      --radius-xl:30px;
      --radius-lg:20px;
      --radius-md:14px;
      --radius-sm:10px;
      --container:1180px;
      --ease:all .28s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--ink);
      background:var(--paper);
      line-height:1.72;
      font-size:15px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;width:100%;height:auto}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 44px));margin:0 auto}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      color:var(--teal-dark);font-size:12px;font-weight:800;
      letter-spacing:.14em;text-transform:uppercase
    }
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--teal);border-radius:4px}
    .section{padding:88px 0}
    .section.tight{padding:62px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}
    .section-head h2{font-size:clamp(28px,4vw,46px);line-height:1.18;letter-spacing:-.045em;margin-top:10px}
    .section-head p{max-width:540px;color:var(--muted);font-size:15px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:46px;padding:0 20px;border-radius:999px;
      font-weight:750;transition:var(--ease);white-space:nowrap
    }
    .btn-primary{background:var(--teal);color:#09241f;box-shadow:0 8px 20px rgba(16,191,163,.2)}
    .btn-primary:hover{background:#25d4b9;transform:translateY(-2px);box-shadow:0 12px 26px rgba(16,191,163,.3)}
    .btn-dark{background:var(--navy);color:var(--white)}
    .btn-dark:hover{background:#26364c;transform:translateY(-2px)}
    .btn-light{background:var(--white);color:var(--navy)}
    .btn-light:hover{background:var(--lime);transform:translateY(-2px)}
    .btn-ghost{border:1px solid var(--line);color:var(--ink-soft);background:var(--white)}
    .btn-ghost:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px)}
    .tag{
      display:inline-flex;align-items:center;padding:5px 10px;
      background:#edf8f5;color:var(--teal-dark);font-size:12px;
      font-weight:750;border-radius:999px
    }
    .tag.dark-tag{background:rgba(255,255,255,.1);color:#d7f8ef}
    .site-header{
      position:sticky;top:0;z-index:30;background:rgba(246,248,251,.9);
      backdrop-filter:blur(16px);border-bottom:1px solid rgba(230,234,240,.85)
    }
    .nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
    .brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
    .brand-mark{
      width:38px;height:38px;border-radius:12px;background:var(--navy);
      display:grid;place-items:center;color:var(--lime);font-weight:900;font-size:19px;
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.1)
    }
    .brand-name{font-size:20px;font-weight:900;letter-spacing:-.05em}
    .brand-name small{display:block;color:var(--muted);font-size:10px;font-weight:650;letter-spacing:.08em;line-height:1}
    .main-nav{display:flex;align-items:center;gap:4px;flex:1}
    .main-nav a{padding:9px 12px;border-radius:9px;color:var(--muted);font-weight:650;transition:var(--ease);font-size:14px}
    .main-nav a:hover,.main-nav a.active{color:var(--navy);background:var(--white)}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .nav-search{
      width:38px;height:38px;border:1px solid var(--line);border-radius:50%;
      background:var(--white);display:grid;place-items:center;color:var(--muted);transition:var(--ease)
    }
    .nav-search:hover{color:var(--teal-dark);border-color:var(--teal)}
    .menu-toggle{display:none;width:40px;height:40px;border-radius:10px;background:var(--white);border:1px solid var(--line);font-size:20px}
    .page-hero{
      position:relative;overflow:hidden;background:var(--navy);color:var(--white);
      padding:76px 0 82px
    }
    .page-hero:before{
      content:"";position:absolute;inset:0;
      background-image:linear-gradient(90deg,rgba(16,24,39,.97) 18%,rgba(16,24,39,.82) 60%,rgba(16,24,39,.5)),url("/assets/images/backpic/back-2.webp");
      background-size:cover;background-position:center;opacity:.95
    }
    .page-hero:after{
      content:"";position:absolute;width:450px;height:450px;border:1px solid rgba(216,243,106,.14);
      border-radius:50%;right:-130px;top:-205px;box-shadow:0 0 0 45px rgba(216,243,106,.035),0 0 0 90px rgba(216,243,106,.025)
    }
    .hero-content{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}
    .hero-kicker{display:flex;align-items:center;gap:10px;color:var(--lime);font-weight:800;font-size:13px;margin-bottom:18px}
    .hero-kicker i{width:8px;height:8px;background:var(--teal);border-radius:50%;box-shadow:0 0 0 6px rgba(16,191,163,.16)}
    .page-hero h1{font-size:clamp(42px,6vw,72px);line-height:1.08;letter-spacing:-.065em;max-width:680px}
    .page-hero h1 span{color:var(--lime)}
    .hero-desc{font-size:18px;line-height:1.85;color:#cad3df;max-width:650px;margin:24px 0 29px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .hero-panel{
      background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
      border-radius:var(--radius-xl);padding:24px;backdrop-filter:blur(10px)
    }
    .hero-panel-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px}
    .hero-panel h3{font-size:17px}
    .live-dot{display:inline-flex;align-items:center;gap:7px;color:var(--lime);font-size:12px;font-weight:800}
    .live-dot:before{content:"";width:7px;height:7px;background:var(--teal);border-radius:50%}
    .tactic-board{height:220px;border-radius:16px;background:linear-gradient(90deg,rgba(16,191,163,.19),rgba(216,243,106,.12)),url("/assets/images/coverpic/cover-10.webp") center/cover;position:relative;overflow:hidden}
    .tactic-board:before,.tactic-board:after{content:"";position:absolute;border:1px solid rgba(255,255,255,.3)}
    .tactic-board:before{inset:22px;border-radius:5px}
    .tactic-board:after{top:50%;left:22px;right:22px;border-width:1px 0 0}
    .player-dot{position:absolute;width:17px;height:17px;border-radius:50%;background:var(--lime);border:3px solid var(--navy);box-shadow:0 3px 10px rgba(0,0,0,.3)}
    .player-dot.p1{left:23%;top:60%}.player-dot.p2{left:37%;top:39%}.player-dot.p3{left:51%;top:57%}.player-dot.p4{left:64%;top:31%}.player-dot.p5{left:76%;top:51%}
    .panel-note{display:flex;justify-content:space-between;gap:15px;margin-top:18px;color:#c6d0dc;font-size:13px}
    .panel-note strong{color:#fff;font-size:16px}
    .trust-strip{background:var(--white);border-bottom:1px solid var(--line)}
    .trust-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
    .trust-item{padding:21px 24px;border-right:1px solid var(--line)}
    .trust-item:first-child{padding-left:0}.trust-item:last-child{border:0}
    .trust-item strong{display:block;font-size:21px;line-height:1.2;margin-bottom:3px}
    .trust-item span{font-size:12px;color:var(--muted)}
    .intro-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start}
    .intro-copy h2{font-size:clamp(29px,4vw,45px);line-height:1.2;letter-spacing:-.05em;margin-top:12px}
    .intro-copy p{color:var(--muted);margin-top:20px;font-size:16px}
    .quote-box{padding:31px 34px;border-left:4px solid var(--teal);background:var(--white);border-radius:0 var(--radius-lg) var(--radius-lg) 0;box-shadow:var(--shadow-sm)}
    .quote-box p{font-size:21px;line-height:1.6;font-weight:700;color:var(--navy)}
    .quote-box small{display:block;margin-top:17px;color:var(--muted)}
    .feature-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:20px}
    .feature-main{min-height:395px;border-radius:var(--radius-xl);overflow:hidden;position:relative;color:var(--white);background:var(--navy)}
    .feature-main img{height:100%;object-fit:cover;opacity:.63}
    .feature-main:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(16,24,39,.95),rgba(16,24,39,.08))}
    .feature-main-content{position:absolute;z-index:1;left:32px;right:32px;bottom:29px}
    .feature-main h3{font-size:29px;line-height:1.25;margin:13px 0 9px;max-width:600px}
    .feature-main p{color:#c7d1dd;max-width:600px}
    .feature-side{display:grid;gap:20px}
    .mini-feature{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:23px;transition:var(--ease)}
    .mini-feature:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:#b8e9df}
    .mini-feature strong{font-size:19px;line-height:1.3;display:block;margin:11px 0 7px}
    .mini-feature p{font-size:13px;color:var(--muted)}
    .mini-icon{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:#ecfaf6;color:var(--teal-dark);font-weight:900}
    .dark-section{background:var(--navy);color:var(--white)}
    .dark-section .section-head p{color:#aeb9c8}
    .method-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .method-card{border:1px solid rgba(255,255,255,.13);background:rgba(255,255,255,.06);border-radius:var(--radius-lg);padding:24px;min-height:210px;transition:var(--ease)}
    .method-card:hover{background:rgba(255,255,255,.1);transform:translateY(-4px);border-color:rgba(16,191,163,.7)}
    .method-number{font-size:13px;color:var(--lime);font-weight:900;letter-spacing:.08em}
    .method-card h3{font-size:19px;margin:24px 0 10px}
    .method-card p{color:#abb7c5;font-size:13px}
    .scenario-layout{display:grid;grid-template-columns:.92fr 1.08fr;gap:52px;align-items:center}
    .scenario-image{border-radius:var(--radius-xl);overflow:hidden;position:relative}
    .scenario-image img{height:425px;object-fit:cover}
    .scenario-image figcaption{position:absolute;left:20px;bottom:18px;color:var(--white);font-size:13px;background:rgba(16,24,39,.75);padding:8px 12px;border-radius:9px}
    .scenario-copy h2{font-size:clamp(28px,4vw,43px);line-height:1.2;letter-spacing:-.05em;margin:12px 0 18px}
    .scenario-copy>p{color:var(--muted);font-size:16px}
    .check-list{list-style:none;margin-top:25px;display:grid;gap:14px}
    .check-list li{display:flex;gap:12px;align-items:flex-start;font-weight:650}
    .check-list li:before{content:"✓";flex:0 0 23px;width:23px;height:23px;border-radius:50%;background:var(--lime);color:var(--navy);display:grid;place-items:center;font-weight:900;line-height:1;margin-top:2px}
    .data-band{background:#eaf8f5;padding:30px 0}
    .data-grid{display:grid;grid-template-columns:1.1fr repeat(3,1fr);align-items:center;gap:25px}
    .data-lead strong{display:block;font-size:20px;color:var(--navy)}
    .data-lead span{font-size:13px;color:var(--muted)}
    .data-stat{padding-left:25px;border-left:1px solid #cde9e2}
    .data-stat b{display:block;font-size:31px;line-height:1;color:var(--teal-dark)}
    .data-stat span{display:block;color:var(--muted);font-size:12px;margin-top:8px}
    .review-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}
    .review-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-xl);padding:31px;box-shadow:var(--shadow-sm)}
    .review-card.large{display:grid;grid-template-columns:1fr .85fr;gap:30px;align-items:center}
    .review-card h3{font-size:25px;line-height:1.3;margin:12px 0}
    .review-card p{color:var(--muted)}
    .score-list{display:grid;gap:12px}
    .score-row{display:grid;grid-template-columns:80px 1fr 42px;gap:10px;align-items:center;font-size:12px;color:var(--muted)}
    .score-row i{height:8px;background:#e9edf2;border-radius:20px;overflow:hidden}
    .score-row i:after{content:"";display:block;height:100%;width:var(--w);background:var(--teal);border-radius:20px}
    .score-row b{color:var(--navy);text-align:right}
    .testimonial{background:var(--navy);color:var(--white);border-radius:var(--radius-xl);padding:31px;display:flex;flex-direction:column;justify-content:space-between}
    .testimonial p{font-size:19px;line-height:1.6}
    .testimonial footer{margin-top:28px;color:#aeb9c8;font-size:13px}
    .faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px;align-items:start}
    .faq-intro h2{font-size:clamp(28px,4vw,43px);line-height:1.18;letter-spacing:-.05em;margin-top:12px}
    .faq-intro p{color:var(--muted);margin-top:17px}
    .faq-list{display:grid;gap:10px}
    .faq-item{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden}
    .faq-question{width:100%;padding:19px 21px;background:transparent;color:var(--navy);display:flex;justify-content:space-between;align-items:center;text-align:left;font-weight:800}
    .faq-question span:last-child{font-size:22px;color:var(--teal-dark);transition:var(--ease)}
    .faq-answer{max-height:0;overflow:hidden;padding:0 21px;color:var(--muted);transition:max-height .3s ease,padding .3s ease}
    .faq-item.open .faq-answer{max-height:180px;padding:0 21px 19px}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .cta{
      background:var(--navy-2);color:var(--white);border-radius:var(--radius-xl);
      padding:48px 55px;display:flex;align-items:center;justify-content:space-between;gap:30px;
      position:relative;overflow:hidden
    }
    .cta:after{content:"";position:absolute;width:260px;height:260px;border:1px solid rgba(216,243,106,.18);border-radius:50%;right:-45px;top:-110px;box-shadow:0 0 0 35px rgba(216,243,106,.04)}
    .cta-content{position:relative;z-index:1}
    .cta h2{font-size:clamp(28px,4vw,43px);line-height:1.2;letter-spacing:-.05em;margin:11px 0}
    .cta p{color:#b4c0ce;max-width:650px}
    .cta .btn{position:relative;z-index:1}
    .site-footer{background:#0c1320;color:#e5ebf2;padding-top:58px}
    .footer-top{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:38px;padding-bottom:45px}
    .footer-brand .brand-name{color:#fff}
    .footer-brand .brand-name small{color:#8c9aaa}
    .footer-brand p{color:#9ba8b7;max-width:285px;margin-top:19px;font-size:13px}
    .footer-col{display:flex;flex-direction:column;gap:10px}
    .footer-col h3{font-size:14px;color:var(--lime);margin-bottom:7px}
    .footer-col a{font-size:13px;color:#9ba8b7;transition:var(--ease)}
    .footer-col a:hover{color:var(--teal)}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:19px 0 23px;display:flex;justify-content:space-between;gap:20px;color:#8290a0;font-size:12px}
    .footer-bottom a:hover{color:var(--lime)}
    :focus-visible{outline:3px solid rgba(16,191,163,.45);outline-offset:3px}
    @media(max-width:1024px){
      .main-nav{gap:0}.main-nav a{padding:9px 8px;font-size:13px}
      .nav-actions .btn{padding:0 14px}
      .hero-content,.intro-grid,.scenario-layout,.faq-layout{gap:38px}
      .method-grid{grid-template-columns:repeat(2,1fr)}
      .footer-top{grid-template-columns:1.4fr repeat(3,1fr);gap:24px}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .nav-wrap{height:68px}.menu-toggle{display:block}
      .nav-actions .btn,.nav-search{display:none}
      .main-nav{
        display:none;position:absolute;left:16px;right:16px;top:76px;
        padding:10px;background:var(--white);border:1px solid var(--line);
        border-radius:16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch
      }
      .main-nav.open{display:flex}.main-nav a{padding:12px 14px}
      .hero-content,.intro-grid,.scenario-layout,.faq-layout,.review-grid{grid-template-columns:1fr}
      .page-hero{padding:60px 0}.page-hero h1{font-size:46px}
      .hero-panel{max-width:560px}.trust-inner{grid-template-columns:repeat(2,1fr)}
      .trust-item:nth-child(2){border-right:0}.trust-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .section{padding:68px 0}.section-head{display:block}.section-head p{margin-top:15px}
      .feature-layout{grid-template-columns:1fr}.feature-side{grid-template-columns:repeat(2,1fr)}
      .data-grid{grid-template-columns:1fr repeat(3,1fr);gap:13px}.data-stat{padding-left:13px}
      .review-card.large{grid-template-columns:1fr}.testimonial{min-height:220px}
      .cta{display:block;padding:37px 28px}.cta .btn{margin-top:24px}
      .footer-top{grid-template-columns:1.4fr 1fr 1fr}.footer-col:last-child{grid-column:2}
      .footer-bottom{display:block}.footer-bottom span{display:block}.footer-bottom span+span{margin-top:9px}
    }
    @media(max-width:520px){
      .page-hero h1{font-size:40px}.hero-desc{font-size:16px}
      .hero-actions .btn{width:100%}.tactic-board{height:185px}
      .trust-item{padding:17px 12px}.trust-item:first-child{padding-left:0}
      .feature-side,.method-grid{grid-template-columns:1fr}
      .feature-main{min-height:350px}.feature-main-content{left:22px;right:22px}
      .feature-main h3{font-size:24px}.scenario-image img{height:300px}
      .data-grid{grid-template-columns:1fr 1fr}.data-lead{grid-column:1/-1}
      .data-stat{border-left:0;padding-left:0}.data-stat b{font-size:26px}
      .review-card{padding:23px}.footer-top{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}
      .footer-col:last-child{grid-column:auto}
      .brand-name{font-size:18px}
    }

/* roulang page: category7 */
:root{
 --ink:#111827;
 --ink-soft:#344054;
 --muted:#667085;
 --muted-light:#98a2b3;
 --paper:#f6f8fb;
 --white:#fff;
 --line:#e6eaf0;
 --navy:#101827;
 --navy-2:#182437;
 --teal:#10bfa3;
 --teal-dark:#07937f;
 --lime:#d8f36a;
 --orange:#ff8b5c;
 --violet:#786cf5;
 --shadow:0 18px 55px rgba(16,24,39,.09);
 --shadow-sm:0 8px 24px rgba(16,24,39,.07);
 --radius-xl:30px;
 --radius-lg:20px;
 --radius-md:14px;
 --radius-sm:10px;
 --container:1180px;
 --ease:all .28s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
 color:var(--ink);
 background:var(--paper);
 line-height:1.72;
 font-size:15px;
 overflow-x:hidden;
}
h1,h2,h3,h4,p{margin:0}
a{color:inherit;text-decoration:none}
img{display:block;width:100%;height:auto}
button,input,textarea{font:inherit}
button{cursor:pointer;border:0}
.container{width:min(var(--container),calc(100% - 44px));margin:0 auto}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--teal-dark);font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
.eyebrow:before{content:"";width:24px;height:2px;background:var(--teal);border-radius:4px}
.section{padding:88px 0}
.section.tight{padding:64px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}
.section-head h2{font-size:clamp(28px,4vw,46px);line-height:1.18;letter-spacing:-.045em;margin-top:10px}
.section-head p{max-width:540px;color:var(--muted);font-size:15px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 20px;border-radius:999px;font-weight:750;transition:var(--ease);white-space:nowrap}
.btn-primary{background:var(--teal);color:#09241f;box-shadow:0 8px 20px rgba(16,191,163,.2)}
.btn-primary:hover{background:#25d4b9;transform:translateY(-2px);box-shadow:0 12px 26px rgba(16,191,163,.3)}
.btn-dark{background:var(--navy);color:var(--white)}
.btn-dark:hover{background:#26364c;transform:translateY(-2px)}
.btn-light{background:var(--white);color:var(--navy)}
.btn-light:hover{background:var(--lime);transform:translateY(-2px)}
.btn-ghost{border:1px solid var(--line);color:var(--ink-soft);background:var(--white)}
.btn-ghost:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px)}
.btn:focus-visible,a:focus-visible,input:focus-visible,button:focus-visible{outline:3px solid rgba(16,191,163,.35);outline-offset:3px}
.tag{display:inline-flex;align-items:center;padding:5px 10px;background:#edf8f5;color:var(--teal-dark);font-size:12px;font-weight:750;border-radius:999px}
.tag.dark-tag{background:rgba(255,255,255,.1);color:#d7f8ef}
.site-header{position:sticky;top:0;z-index:30;background:rgba(246,248,251,.9);backdrop-filter:blur(16px);border-bottom:1px solid rgba(230,234,240,.85)}
.nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--navy);display:grid;place-items:center;color:var(--lime);font-weight:900;font-size:19px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.1)}
.brand-name{font-size:20px;font-weight:900;letter-spacing:-.05em}
.brand-name small{display:block;color:var(--muted);font-size:10px;font-weight:650;letter-spacing:.08em;line-height:1}
.main-nav{display:flex;align-items:center;gap:4px;flex:1}
.main-nav a{padding:9px 12px;border-radius:9px;color:var(--muted);font-weight:650;transition:var(--ease);font-size:14px}
.main-nav a:hover,.main-nav a.active{color:var(--navy);background:var(--white)}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-search{width:38px;height:38px;border:1px solid var(--line);border-radius:50%;background:var(--white);display:grid;place-items:center;color:var(--muted);transition:var(--ease)}
.nav-search:hover{color:var(--teal-dark);border-color:var(--teal)}
.menu-toggle{display:none;width:40px;height:40px;border-radius:10px;background:var(--white);border:1px solid var(--line);font-size:20px}
.page-hero{position:relative;min-height:420px;display:flex;align-items:center;overflow:hidden;background:var(--navy);color:var(--white)}
.page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(16,24,39,.96),rgba(16,24,39,.75),rgba(16,24,39,.5)),url("/assets/images/backpic/back-2.webp") center/cover}
.page-hero:after{content:"";position:absolute;width:480px;height:480px;border:1px solid rgba(216,243,106,.15);border-radius:50%;right:-100px;top:-160px;box-shadow:0 0 0 42px rgba(216,243,106,.04),0 0 0 84px rgba(216,243,106,.025)}
.page-hero-inner{position:relative;z-index:1;width:100%;display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
.page-hero h1{font-size:clamp(40px,6vw,68px);line-height:1.08;letter-spacing:-.06em;margin:16px 0 20px}
.page-hero h1 span{color:var(--lime)}
.page-hero p{max-width:650px;color:#cad3df;font-size:17px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.launch-panel{justify-self:end;width:min(100%,390px);padding:28px;border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-xl);background:rgba(255,255,255,.08);backdrop-filter:blur(14px);box-shadow:var(--shadow)}
.launch-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.launch-top strong{font-size:17px}
.launch-top span{font-size:12px;color:#b5c3d0}
.countdown{display:flex;align-items:center;gap:15px;margin:10px 0 22px}
.count-ring{width:100px;height:100px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--lime) 0 72%,rgba(255,255,255,.13) 72% 100%);position:relative}
.count-ring:after{content:"";position:absolute;inset:8px;border-radius:50%;background:var(--navy-2)}
.count-ring b{position:relative;z-index:1;font-size:25px;color:var(--lime)}
.count-copy{color:#c9d2dc;font-size:13px;line-height:1.6}
.count-copy strong{display:block;color:var(--white);font-size:16px;margin-bottom:3px}
.carousel-dots{display:flex;gap:7px;margin-top:18px}
.carousel-dots button{width:26px;height:5px;border-radius:10px;background:rgba(255,255,255,.22);transition:var(--ease)}
.carousel-dots button.active{width:48px;background:var(--lime)}
.trust-strip{background:var(--white);border-bottom:1px solid var(--line)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.trust-item{padding:23px 25px;border-right:1px solid var(--line)}
.trust-item:first-child{padding-left:0}
.trust-item:last-child{border:0}
.trust-item strong{display:block;font-size:25px;color:var(--navy)}
.trust-item span{color:var(--muted);font-size:13px}
.split{display:grid;grid-template-columns:.92fr 1.08fr;gap:70px;align-items:center}
.visual-card{position:relative;border-radius:var(--radius-xl);overflow:hidden;min-height:420px;background:var(--navy)}
.visual-card img{height:420px;object-fit:cover;opacity:.82}
.visual-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(16,24,39,.85))}
.visual-note{position:absolute;z-index:2;bottom:25px;left:25px;right:25px;color:var(--white)}
.visual-note strong{display:block;font-size:27px;line-height:1.25;margin:8px 0}
.visual-note p{color:#cbd4de}
.copy h2{font-size:clamp(28px,4vw,44px);line-height:1.2;letter-spacing:-.045em;margin:13px 0 18px}
.copy>p{color:var(--muted);font-size:16px}
.check-list{display:grid;gap:14px;margin:25px 0 0;padding:0;list-style:none}
.check-list li{display:flex;gap:12px;align-items:flex-start;color:var(--ink-soft)}
.check-list li:before{content:"✓";width:24px;height:24px;display:grid;place-items:center;background:#e5faf5;border-radius:50%;color:var(--teal-dark);font-weight:900;flex:0 0 24px}
.feature-zone{background:#edf8f5}
.feature-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}
.feature-main{min-height:355px;position:relative;overflow:hidden;border-radius:var(--radius-xl);color:var(--white);background:var(--navy)}
.feature-main img{height:100%;min-height:355px;object-fit:cover;opacity:.64}
.feature-main:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(16,24,39,.96),rgba(16,24,39,.2))}
.feature-main-content{position:absolute;z-index:2;left:34px;bottom:32px;max-width:450px}
.feature-main h3{font-size:31px;line-height:1.25;margin:12px 0}
.feature-main p{color:#c7d1dc}
.mini-features{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.feature-card{padding:25px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);transition:var(--ease)}
.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:#b8e8de}
.icon-box{width:42px;height:42px;border-radius:13px;background:var(--navy);color:var(--lime);display:grid;place-items:center;font-weight:900;font-size:18px;margin-bottom:18px}
.feature-card h3{font-size:18px;margin-bottom:8px}
.feature-card p{color:var(--muted);font-size:14px}
.scenario-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:60px}
.scenario-list{display:grid;gap:10px}
.scenario-list button{padding:18px 20px;text-align:left;border-radius:var(--radius-md);background:transparent;color:var(--muted);font-weight:750;border:1px solid transparent;transition:var(--ease)}
.scenario-list button:hover,.scenario-list button.active{background:var(--white);color:var(--navy);border-color:var(--line);box-shadow:var(--shadow-sm)}
.scenario-list button.active{border-left:4px solid var(--teal)}
.scenario-content{display:grid;grid-template-columns:1fr 1fr;gap:25px;align-items:center}
.scenario-content img{border-radius:var(--radius-lg);height:270px;object-fit:cover}
.scenario-content h3{font-size:28px;line-height:1.25;margin-bottom:13px}
.scenario-content p{color:var(--muted)}
.step-band{background:var(--navy);color:var(--white)}
.step-band .section-head p{color:#aeb9c8}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid rgba(255,255,255,.15)}
.step{padding:27px 25px 10px 0;border-right:1px solid rgba(255,255,255,.15);margin-right:25px}
.step:last-child{border:0;margin:0}
.step-no{color:var(--lime);font-size:13px;font-weight:900;letter-spacing:.12em}
.step h3{font-size:19px;margin:13px 0 8px}
.step p{color:#aeb9c8;font-size:14px}
.case-layout{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.case-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-xl);padding:28px;display:flex;gap:22px;align-items:flex-start;transition:var(--ease)}
.case-card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.case-avatar{width:60px;height:60px;border-radius:18px;background:var(--lime);display:grid;place-items:center;color:var(--navy);font-size:23px;font-weight:900;flex:0 0 60px}
.case-card h3{font-size:20px;margin-bottom:8px}
.case-card p{color:var(--muted);font-size:14px}
.case-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.pricing{background:#f0f2f7}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}
.price-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-xl);padding:29px;position:relative;transition:var(--ease)}
.price-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.price-card.recommended{background:var(--navy);color:var(--white);border-color:var(--navy)}
.ribbon{position:absolute;right:22px;top:22px;background:var(--lime);color:var(--navy);padding:5px 10px;border-radius:999px;font-size:11px;font-weight:900}
.price-card h3{font-size:21px}
.price-card>p{color:var(--muted);font-size:13px;margin:8px 0 22px}
.recommended>p{color:#b6c2d0}
.price{font-size:38px;font-weight:900;line-height:1}
.price small{font-size:13px;font-weight:600;color:var(--muted)}
.recommended .price small{color:#aeb9c8}
.price-list{list-style:none;margin:25px 0;padding:0;display:grid;gap:12px;color:var(--ink-soft);font-size:14px}
.recommended .price-list{color:#d1dae4}
.price-list li:before{content:"✓";color:var(--teal-dark);font-weight:900;margin-right:9px}
.recommended .price-list li:before{color:var(--lime)}
.faq-wrap{max-width:870px;margin:auto}
.faq-item{border-top:1px solid var(--line)}
.faq-item:last-child{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;justify-content:space-between;gap:20px;text-align:left;padding:21px 0;background:none;color:var(--ink);font-weight:800;font-size:16px}
.faq-q span{font-size:24px;color:var(--teal-dark);transition:var(--ease)}
.faq-item.open .faq-q span{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;color:var(--muted);transition:max-height .35s ease;padding-right:50px}
.faq-item.open .faq-a{max-height:180px;padding-bottom:20px}
.cta{padding:75px 0;background:var(--teal)}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:35px}
.cta h2{font-size:clamp(28px,4vw,45px);line-height:1.18;letter-spacing:-.05em;color:#09241f}
.cta p{margin-top:10px;color:#17695d;max-width:580px}
.site-footer{background:var(--navy);color:var(--white);padding-top:62px}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:50px}
.footer-brand p{color:#aeb9c8;max-width:285px;margin-top:18px;font-size:14px}
.footer-col{display:grid;align-content:start;gap:9px}
.footer-col h3{font-size:14px;margin-bottom:9px;color:var(--lime)}
.footer-col a{color:#aeb9c8;font-size:14px;transition:var(--ease)}
.footer-col a:hover{color:var(--white);transform:translateX(3px)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.13);padding:20px 0;display:flex;justify-content:space-between;gap:20px;color:#8e9aaa;font-size:12px}
.footer-bottom a{color:#c5d0dc}
@media(max-width:1024px){
 .main-nav{gap:0}.main-nav a{padding:8px 8px;font-size:13px}
 .page-hero-inner{gap:35px}.split,.scenario-layout{gap:35px}
}
@media(max-width:768px){
 .container{width:min(var(--container),calc(100% - 32px))}
 .nav-wrap{height:70px}.menu-toggle{display:block}
 .nav-actions .btn,.nav-search{display:none}
 .main-nav{display:none;position:absolute;top:70px;left:0;right:0;padding:12px 16px 18px;background:rgba(246,248,251,.98);border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
 .main-nav.open{display:flex}.main-nav a{padding:12px 14px}
 .page-hero{min-height:auto;padding:70px 0 55px}
 .page-hero-inner{grid-template-columns:1fr;gap:35px}
 .launch-panel{justify-self:stretch}
 .section{padding:64px 0}.section-head{display:block}.section-head p{margin-top:15px}
 .trust-grid{grid-template-columns:1fr 1fr}.trust-item{padding:18px 15px!important;border-bottom:1px solid var(--line)}
 .split,.scenario-layout,.feature-grid,.case-layout{grid-template-columns:1fr}
 .visual-card,.visual-card img{min-height:330px;height:330px}
 .mini-features{grid-template-columns:1fr 1fr}
 .steps{grid-template-columns:1fr 1fr;gap:20px}
 .step{border-right:0;margin:0;padding-right:10px}
 .price-grid{grid-template-columns:1fr}
 .cta-inner{display:block}.cta .btn{margin-top:23px}
 .footer-top{grid-template-columns:1fr 1fr;gap:30px}
 .footer-brand{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}
}
@media(max-width:520px){
 .brand-name{font-size:18px}.brand-name small{font-size:8px}
 .page-hero h1{font-size:42px}
 .hero-actions .btn{width:100%}
 .countdown{gap:10px}.count-ring{width:85px;height:85px}
 .feature-main-content{left:22px;right:22px;bottom:22px}.feature-main h3{font-size:25px}
 .mini-features{grid-template-columns:1fr}
 .scenario-content{grid-template-columns:1fr}.scenario-content img{height:210px}
 .steps{grid-template-columns:1fr}
 .case-card{display:block}.case-avatar{margin-bottom:17px}
 .footer-top{grid-template-columns:1fr}
}

/* roulang page: category2 */
:root{
 --ink:#111827;
 --ink-soft:#344054;
 --muted:#667085;
 --muted-light:#98a2b3;
 --paper:#f6f8fb;
 --white:#fff;
 --line:#e6eaf0;
 --navy:#101827;
 --navy-2:#182437;
 --teal:#10bfa3;
 --teal-dark:#07937f;
 --lime:#d8f36a;
 --orange:#ff8b5c;
 --violet:#786cf5;
 --shadow:0 18px 55px rgba(16,24,39,.09);
 --shadow-sm:0 8px 24px rgba(16,24,39,.07);
 --radius-xl:30px;
 --radius-lg:20px;
 --radius-md:14px;
 --radius-sm:10px;
 --container:1180px;
 --ease:all .28s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
 color:var(--ink);
 background:var(--paper);
 line-height:1.72;
 font-size:15px;
 overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{display:block;width:100%;height:auto}
button,input,textarea{font:inherit}
button{cursor:pointer;border:0}
.container{width:min(var(--container),calc(100% - 44px));margin:0 auto}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;color:var(--teal-dark);
 font-size:12px;font-weight:800;letter-spacing:.14em;
}
.eyebrow:before{content:"";width:24px;height:2px;background:var(--teal);border-radius:4px}
.section{padding:88px 0}
.section.tight{padding:64px 0}
.section-head{
 display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:32px
}
.section-head h2{
 font-size:clamp(28px,4vw,46px);line-height:1.18;
 letter-spacing:-.045em;margin:10px 0 0
}
.section-head p{max-width:540px;color:var(--muted);font-size:15px;margin:0}
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:9px;
 min-height:46px;padding:0 20px;border-radius:999px;font-weight:750;
 transition:var(--ease);white-space:nowrap
}
.btn:focus-visible,.nav-search:focus-visible,.menu-toggle:focus-visible,
input:focus-visible,textarea:focus-visible{outline:3px solid rgba(16,191,163,.3);outline-offset:3px}
.btn-primary{background:var(--teal);color:#09241f;box-shadow:0 8px 20px rgba(16,191,163,.2)}
.btn-primary:hover{background:#25d4b9;transform:translateY(-2px);box-shadow:0 12px 26px rgba(16,191,163,.3)}
.btn-dark{background:var(--navy);color:var(--white)}
.btn-dark:hover{background:#26364c;transform:translateY(-2px)}
.btn-light{background:var(--white);color:var(--navy)}
.btn-light:hover{background:var(--lime);transform:translateY(-2px)}
.btn-ghost{border:1px solid var(--line);color:var(--ink-soft);background:var(--white)}
.btn-ghost:hover{border-color:var(--teal);color:var(--teal-dark);transform:translateY(-2px)}
.tag{
 display:inline-flex;align-items:center;padding:5px 10px;background:#edf8f5;
 color:var(--teal-dark);font-size:12px;font-weight:750;border-radius:999px
}
.dark-tag{background:rgba(255,255,255,.1);color:#d7f8ef}
.site-header{
 position:sticky;top:0;z-index:30;background:rgba(246,248,251,.9);
 backdrop-filter:blur(16px);border-bottom:1px solid rgba(230,234,240,.85)
}
.nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
 width:38px;height:38px;border-radius:12px;background:var(--navy);
 display:grid;place-items:center;color:var(--lime);font-weight:900;font-size:19px;
 box-shadow:inset 0 0 0 1px rgba(255,255,255,.1)
}
.brand-name{font-size:20px;font-weight:900;letter-spacing:-.05em}
.brand-name small{display:block;color:var(--muted);font-size:10px;font-weight:650;letter-spacing:.08em;line-height:1}
.main-nav{display:flex;align-items:center;gap:4px;flex:1}
.main-nav a{padding:9px 12px;border-radius:9px;color:var(--muted);font-weight:650;transition:var(--ease);font-size:14px}
.main-nav a:hover,.main-nav a.active{color:var(--navy);background:var(--white)}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-search{
 width:38px;height:38px;border:1px solid var(--line);border-radius:50%;
 background:var(--white);display:grid;place-items:center;color:var(--muted);transition:var(--ease)
}
.nav-search:hover{color:var(--teal-dark);border-color:var(--teal)}
.menu-toggle{
 display:none;width:40px;height:40px;border-radius:10px;background:var(--white);
 border:1px solid var(--line);font-size:20px
}
.hero{
 position:relative;padding:76px 0 82px;overflow:hidden;background:var(--navy);color:var(--white)
}
.hero:before{
 content:"";position:absolute;inset:0;
 background-image:linear-gradient(90deg,rgba(16,24,39,.97) 17%,rgba(16,24,39,.82) 58%,rgba(16,24,39,.55)),url("/assets/images/backpic/back-2.webp");
 background-size:cover;background-position:center;opacity:.96
}
.hero:after{
 content:"";position:absolute;width:540px;height:540px;border:1px solid rgba(216,243,106,.12);
 border-radius:50%;right:-150px;top:-180px;
 box-shadow:0 0 0 52px rgba(216,243,106,.035),0 0 0 104px rgba(216,243,106,.025)
}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:.9fr 1.1fr;gap:68px;align-items:center}
.hero-copy{max-width:610px}
.hero-kicker{display:flex;align-items:center;gap:10px;color:var(--lime);font-weight:800;font-size:13px;margin-bottom:20px}
.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.08;letter-spacing:-.065em;margin:0 0 22px}
.hero h1 span{color:var(--lime)}
.hero-desc{font-size:18px;color:#c5ceda;max-width:580px;margin:0 0 30px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-note{display:flex;gap:20px;margin-top:27px;color:#aeb9c8;font-size:13px}
.hero-note strong{display:block;color:var(--white);font-size:19px;line-height:1.3}
.selection-panel{
 position:relative;padding:14px;background:rgba(255,255,255,.1);
 border:1px solid rgba(255,255,255,.18);border-radius:var(--radius-xl);
 box-shadow:0 25px 80px rgba(0,0,0,.2)
}
.panel-head{display:flex;justify-content:space-between;align-items:center;padding:12px 14px 16px}
.panel-head h2{font-size:16px;margin:0}
.panel-head span{font-size:12px;color:#aeb9c8}
.plan-grid{display:grid;grid-template-columns:1fr 1.12fr 1fr;gap:10px;align-items:end}
.plan{
 background:#f9fbfd;color:var(--ink);border-radius:18px;padding:20px 17px;min-height:238px;
 border:1px solid transparent;transition:var(--ease)
}
.plan:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.plan.recommended{background:var(--lime);min-height:278px;border-color:#edfba9;position:relative}
.plan.recommended:before{
 content:"推荐选择";position:absolute;top:-12px;left:18px;background:var(--orange);
 color:#fff;padding:4px 10px;border-radius:999px;font-size:11px;font-weight:800
}
.plan h3{font-size:16px;margin:0 0 9px}
.plan .price{font-size:30px;font-weight:900;letter-spacing:-.06em;margin-bottom:13px}
.plan .price small{font-size:12px;color:var(--muted);font-weight:600;letter-spacing:0}
.plan ul{list-style:none;padding:0;margin:0 0 17px;color:var(--ink-soft);font-size:12px}
.plan li{margin:7px 0}
.plan li:before{content:"✓";color:var(--teal-dark);font-weight:900;margin-right:6px}
.plan .btn{width:100%;min-height:39px;padding:0 10px;font-size:13px}
.dark-section{background:var(--navy);color:var(--white)}
.intro-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:65px;align-items:start}
.intro-lead{font-size:25px;line-height:1.45;letter-spacing:-.03em;margin:0}
.intro-copy{color:var(--muted);font-size:16px;margin:0}
.rule-line{height:1px;background:var(--line);margin:30px 0}
.feature-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:stretch}
.feature-image{min-height:420px;border-radius:var(--radius-xl);overflow:hidden;position:relative}
.feature-image img{height:100%;object-fit:cover}
.image-caption{
 position:absolute;left:22px;right:22px;bottom:20px;padding:17px 18px;
 color:#fff;background:rgba(16,24,39,.78);backdrop-filter:blur(10px);border-radius:16px
}
.image-caption strong{display:block;font-size:18px;margin-bottom:3px}
.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.feature-card{
 background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:25px;transition:var(--ease)
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:#b7eee4}
.feature-card .icon{
 width:42px;height:42px;border-radius:13px;background:#edf8f5;color:var(--teal-dark);
 display:grid;place-items:center;font-size:20px;margin-bottom:20px
}
.feature-card h3{font-size:18px;margin:0 0 8px}
.feature-card p{color:var(--muted);font-size:14px;margin:0}
.scenario-wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:24px}
.scenario-main{
 padding:34px;border-radius:var(--radius-xl);background:var(--navy);color:#fff;
 min-height:330px;position:relative;overflow:hidden
}
.scenario-main:after{content:"";position:absolute;width:220px;height:220px;border:1px solid rgba(216,243,106,.25);border-radius:50%;right:-55px;bottom:-95px}
.scenario-main h3{font-size:28px;max-width:420px;line-height:1.3;margin:18px 0 12px}
.scenario-main p{color:#b7c2d0;max-width:480px;margin:0}
.scenario-points{display:flex;gap:9px;flex-wrap:wrap;margin-top:24px}
.scenario-side{display:grid;gap:14px}
.scenario-item{
 background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;
 display:flex;gap:16px;align-items:flex-start;transition:var(--ease)
}
.scenario-item:hover{border-color:var(--teal);transform:translateX(4px)}
.scenario-item b{display:grid;place-items:center;width:31px;height:31px;background:var(--lime);border-radius:10px;flex:0 0 auto}
.scenario-item h3{font-size:16px;margin:0 0 4px}
.scenario-item p{font-size:13px;color:var(--muted);margin:0}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.process-step{padding:26px 22px 10px 0;border-right:1px solid var(--line);margin-right:22px}
.process-step:last-child{border-right:0;margin-right:0}
.step-number{color:var(--teal-dark);font-weight:900;font-size:13px}
.process-step h3{font-size:18px;margin:12px 0 7px}
.process-step p{color:var(--muted);font-size:14px;margin:0}
.evidence{
 display:grid;grid-template-columns:.8fr 1.2fr;gap:55px;align-items:center
}
.evidence-copy h2{font-size:clamp(28px,4vw,44px);line-height:1.2;letter-spacing:-.05em;margin:12px 0 15px}
.evidence-copy p{color:#b5c0ce;margin:0}
.metric-board{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.metric{
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.13);
 border-radius:18px;padding:22px;min-height:138px
}
.metric strong{display:block;color:var(--lime);font-size:35px;line-height:1.1;letter-spacing:-.06em}
.metric span{display:block;color:#c5ceda;font-size:13px;margin-top:10px}
.case-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:stretch}
.case-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-xl);overflow:hidden}
.case-card img{height:250px;object-fit:cover}
.case-body{padding:25px}
.case-body h3{font-size:24px;line-height:1.3;margin:12px 0 10px}
.case-body p{color:var(--muted);margin:0 0 18px}
.case-results{display:flex;gap:10px;flex-wrap:wrap}
.result{background:#f4f7fa;border-radius:12px;padding:10px 13px}
.result strong{display:block;font-size:20px;color:var(--navy)}
.result span{font-size:11px;color:var(--muted)}
.quote-box{
 background:#eaf8f5;border-radius:var(--radius-xl);padding:35px;display:flex;
 flex-direction:column;justify-content:center
}
.quote-box blockquote{font-size:25px;line-height:1.45;letter-spacing:-.035em;margin:0 0 22px}
.quote-box cite{font-style:normal;color:var(--teal-dark);font-weight:750;font-size:13px}
.price-section{background:#eef2f5}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.price-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);padding:27px;position:relative}
.price-card.featured{border:2px solid var(--teal);box-shadow:var(--shadow-sm);transform:translateY(-9px)}
.price-card .tag{margin-bottom:17px}
.price-card h3{font-size:21px;margin:0 0 5px}
.price-card .price{font-size:34px;font-weight:900;letter-spacing:-.06em;margin:7px 0 17px}
.price-card .price small{font-size:13px;color:var(--muted);font-weight:500}
.price-card p{color:var(--muted);font-size:13px;min-height:45px}
.price-card ul{padding:0;list-style:none;border-top:1px solid var(--line);margin:20px 0;padding-top:15px;color:var(--ink-soft);font-size:13px}
.price-card li{margin:9px 0}
.price-card li:before{content:"•";color:var(--teal);font-size:20px;vertical-align:-2px;margin-right:7px}
.price-card .btn{width:100%}
.faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:65px}
.faq-intro h2{font-size:clamp(28px,4vw,43px);line-height:1.2;letter-spacing:-.05em;margin:13px 0}
.faq-intro p{color:var(--muted);margin:0}
.faq-list{display:grid;gap:10px}
.faq-item{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden}
.faq-question{
 width:100%;background:transparent;text-align:left;padding:19px 22px;
 display:flex;justify-content:space-between;gap:20px;color:var(--ink);font-weight:750
}
.faq-question span:last-child{color:var(--teal-dark);font-size:22px;line-height:1;transition:var(--ease)}
.faq-answer{display:none;padding:0 22px 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{
 background:var(--teal);color:#09241f;border-radius:var(--radius-xl);padding:43px 48px;
 display:flex;align-items:center;justify-content:space-between;gap:30px;position:relative;overflow:hidden
}
.cta:after{content:"";width:220px;height:220px;border:1px solid rgba(9,36,31,.16);border-radius:50%;position:absolute;right:70px;top:-145px}
.cta h2{font-size:clamp(27px,4vw,43px);line-height:1.2;letter-spacing:-.05em;margin:0 0 9px}
.cta p{margin:0;max-width:610px;color:#235e55}
.cta .btn{position:relative;z-index:1}
.site-footer{background:var(--navy);color:#fff;padding:62px 0 0}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:52px}
.footer-brand p{color:#aeb9c8;max-width:280px;margin:17px 0 0;font-size:14px}
.footer-col{display:flex;flex-direction:column;gap:10px}
.footer-col h3{font-size:14px;margin:0 0 9px;color:var(--lime)}
.footer-col a{font-size:13px;color:#aeb9c8;transition:var(--ease)}
.footer-col a:hover{color:var(--teal)}
.footer-bottom{
 border-top:1px solid rgba(255,255,255,.12);padding:20px 0 24px;
 display:flex;justify-content:space-between;gap:20px;color:#8f9bab;font-size:12px
}
.footer-bottom a:hover{color:var(--lime)}
@media(max-width:1024px){
 .main-nav{gap:0}.main-nav a{padding:8px 8px;font-size:13px}
 .nav-wrap{gap:16px}.hero-inner{gap:34px}.intro-grid,.evidence{gap:35px}
}
@media(max-width:768px){
 .container{width:min(var(--container),calc(100% - 32px))}
 .nav-wrap{height:68px}.nav-actions .btn{display:none}.nav-search{display:none}
 .menu-toggle{display:block;margin-left:auto}
 .main-nav{
  display:none;position:absolute;top:68px;left:16px;right:16px;padding:10px;
  background:var(--white);border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--shadow);flex-direction:column;align-items:stretch
 }
 .main-nav.show{display:flex}
 .main-nav a{padding:12px 14px}
 .hero{padding:60px 0 64px}.hero-inner,.intro-grid,.feature-layout,.scenario-wrap,.evidence,.case-layout,.faq-grid{grid-template-columns:1fr}
 .hero h1{font-size:48px}.hero-desc{font-size:16px}
 .selection-panel{margin-top:10px}.section{padding:65px 0}.section-head{display:block}
 .section-head p{margin-top:14px}.feature-list{grid-template-columns:1fr 1fr}
 .process{grid-template-columns:1fr 1fr;border-top:0;gap:15px}
 .process-step{border:1px solid var(--line);border-radius:14px;padding:20px;margin:0}
 .price-grid{grid-template-columns:1fr}.price-card.featured{transform:none}
 .faq-grid{gap:30px}.cta{display:block;padding:34px 27px}.cta .btn{margin-top:24px}
 .footer-top{grid-template-columns:1.4fr 1fr 1fr;gap:30px}.footer-brand{grid-column:1/-1}
 .footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}
}
@media(max-width:520px){
 .hero h1{font-size:41px}.hero-note{gap:13px;flex-wrap:wrap}
 .plan-grid{grid-template-columns:1fr}.plan,.plan.recommended{min-height:auto}
 .plan.recommended{order:-1}.feature-list,.metric-board{grid-template-columns:1fr}
 .feature-image{min-height:300px}.scenario-main{padding:27px;min-height:300px}
 .process{grid-template-columns:1fr}.price-card{padding:23px}
 .footer-top{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}
}