/* roulang page: index */
:root{
      --primary:#00d6b3;
      --primary-dark:#009f89;
      --accent:#ff7a2f;
      --violet:#7c5cff;
      --ink:#151918;
      --muted:#64706d;
      --soft:#f4f7f6;
      --panel:#ffffff;
      --line:#dfe7e4;
      --deep:#0c1110;
      --deep-2:#161d1b;
      --success:#16a34a;
      --warning:#f59e0b;
      --danger:#ef4444;
      --radius:8px;
      --radius-lg:12px;
      --shadow:0 12px 34px rgba(12,17,16,.08);
      --shadow-soft:0 8px 22px rgba(12,17,16,.06);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
      color:var(--ink);
      background:#f7faf9;
      line-height:1.78;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid rgba(0,214,179,.38);outline-offset:3px}
    .site-container{width:min(1240px,calc(100% - 40px));margin-inline:auto}
    .section{padding:76px 0}
    .section-tight{padding:54px 0}
    .section-dark{background:var(--deep);color:#f5fffc}
    .section-soft{background:var(--soft)}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}
    .section-head h2{font-size:clamp(24px,3vw,38px);line-height:1.24;margin:0;font-weight:850}
    .section-head p{max-width:640px;margin:10px 0 0;color:var(--muted);font-size:17px}
    .section-dark .section-head p,.section-dark .muted{color:#b7c8c3}
    .muted{color:var(--muted)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary-dark);font-weight:800;font-size:14px;margin-bottom:10px}
    .eyebrow:before{content:"";width:26px;height:3px;background:var(--primary);border-radius:99px}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:saturate(150%) blur(14px);border-bottom:1px solid rgba(223,231,228,.86);box-shadow:0 6px 22px rgba(12,17,16,.04)}
    .nav-wrap{height:74px;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .brand{display:flex;align-items:center;gap:10px;min-width:max-content;font-weight:900;font-size:21px}
    .brand-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--deep) 0%,#25302d 46%,var(--primary) 47%,var(--primary) 100%);position:relative;box-shadow:0 10px 20px rgba(0,214,179,.18)}
    .brand-mark:after{content:"";position:absolute;left:9px;top:11px;width:20px;height:13px;border-top:3px solid #fff;border-right:3px solid #fff;transform:skewX(-18deg)}
    .desktop-nav{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}
    .desktop-nav a{padding:9px 10px;border-radius:8px;font-weight:750;font-size:14px;color:#26302d;white-space:nowrap;transition:.2s ease}
    .desktop-nav a:hover,.desktop-nav a.active{background:#e9fbf7;color:#007e6f}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .search-box{height:40px;width:190px;border:1px solid var(--line);border-radius:999px;background:#fff;display:flex;align-items:center;gap:8px;padding:0 13px;color:var(--muted);transition:.2s ease}
    .search-box input{width:100%;border:0;outline:0;background:transparent;color:var(--ink);font-size:14px}
    .search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,214,179,.14)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:8px;padding:11px 17px;font-weight:850;line-height:1.2;transition:.22s ease;min-height:44px}
    .btn-primary{background:var(--primary);color:#05201b;box-shadow:0 12px 24px rgba(0,214,179,.24)}
    .btn-primary:hover{transform:translateY(-2px);background:#18e4c5;box-shadow:0 16px 28px rgba(0,214,179,.32)}
    .btn-secondary{background:#fff;color:var(--ink);border-color:var(--line)}
    .btn-secondary:hover{border-color:var(--primary);color:#007e6f;transform:translateY(-2px)}
    .btn-dark{background:var(--deep);color:#fff}
    .btn-dark:hover{background:#202a27;transform:translateY(-2px)}
    .btn-text{color:#007e6f;font-weight:850;display:inline-flex;align-items:center;gap:6px}
    .btn-text:hover{text-decoration:underline;text-underline-offset:4px}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:8px;width:42px;height:42px;align-items:center;justify-content:center}
    .mobile-menu{display:none;border-top:1px solid var(--line);padding:12px 0 18px}
    .mobile-menu a{display:block;padding:11px 4px;font-weight:800;border-bottom:1px solid rgba(223,231,228,.75)}
    .mobile-menu.open{display:block}
    .hero{min-height:660px;background-image:linear-gradient(90deg,rgba(7,12,11,.88),rgba(7,12,11,.58),rgba(7,12,11,.42)),url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;display:flex;align-items:center;color:#fff;position:relative;overflow:hidden}
    .hero:after{content:"";position:absolute;left:0;right:0;bottom:0;height:90px;background:linear-gradient(0deg,#f7faf9,rgba(247,250,249,0))}
    .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:36px;align-items:center;padding:76px 0 112px}
    .hero-panel{max-width:720px}
    .hero h1{font-size:clamp(38px,5vw,68px);line-height:1.08;margin:0 0 20px;font-weight:950}
    .hero-lead{font-size:18px;line-height:1.9;color:#e6f4f0;max-width:690px;margin-bottom:24px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0}
    .hero-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:26px}
    .hero-point{border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);border-radius:10px;padding:14px}
    .hero-point strong{display:block;font-size:24px;color:var(--primary);font-variant-numeric:tabular-nums}
    .rank-board{background:rgba(11,18,16,.9);border:1px solid rgba(255,255,255,.14);border-radius:12px;padding:18px;box-shadow:0 24px 58px rgba(0,0,0,.25)}
    .rank-board h3{margin:0 0 14px;font-size:21px}
    .rank-row{display:grid;grid-template-columns:38px 1fr auto;gap:12px;align-items:center;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.1)}
    .rank-row:last-child{border-bottom:0}
    .rank-num{width:30px;height:30px;border-radius:8px;background:#24302d;color:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:900}
    .rank-row b{display:block}
    .rank-row span{color:#adc2bc;font-size:13px}
    .status{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:850;background:rgba(0,214,179,.16);color:#87fff0}
    .status.orange{background:rgba(255,122,47,.16);color:#ffb087}
    .card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft);transition:.22s ease}
    .card:hover{border-color:rgba(0,214,179,.55);box-shadow:var(--shadow);transform:translateY(-3px)}
    .badge{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;font-size:12px;font-weight:850;background:#e9fbf7;color:#007e6f}
    .badge-dark{background:#1d2a27;color:#7ff5df}
    .image-card img{aspect-ratio:16/10;object-fit:cover;border-radius:8px 8px 0 0}
    .ticker{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}
    .ticker-item{padding:18px}
    .ticker-item time{font-variant-numeric:tabular-nums;color:var(--primary-dark);font-weight:850}
    .quick-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}
    .answer-list{display:grid;gap:12px}
    .answer-item{padding:18px;border-left:4px solid var(--primary)}
    .answer-item h3{margin:0 0 8px;font-size:19px}
    .news-wrap{display:grid;grid-template-columns:1.25fr .75fr;gap:24px}
    .news-main{padding:24px}
    .news-item{display:grid;grid-template-columns:112px 1fr auto;gap:18px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
    .news-item:last-child{border-bottom:0}
    .news-date{font-weight:900;color:#007e6f;font-variant-numeric:tabular-nums}
    .news-item h3{margin:0 0 5px;font-size:18px}
    .recommend{padding:20px;background:var(--deep);color:#fff;border-radius:8px}
    .recommend img{aspect-ratio:4/3;object-fit:cover;border-radius:8px;margin-bottom:16px}
    .matrix{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .matrix a{padding:18px;border:1px solid var(--line);background:#fff;border-radius:8px;transition:.22s ease}
    .matrix a:hover{border-color:var(--primary);transform:translateY(-3px);box-shadow:var(--shadow-soft)}
    .matrix strong{display:block;margin-bottom:7px;font-size:18px}
    .metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .metric{padding:24px;background:#fff;border-radius:8px;border:1px solid var(--line)}
    .metric strong{font-size:42px;line-height:1;color:#0c1110;font-variant-numeric:tabular-nums}
    .metric span{display:block;margin-top:10px;color:var(--muted)}
    .case-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:24px}
    .case-large img{aspect-ratio:16/8;object-fit:cover;border-radius:8px 8px 0 0}
    .case-large .case-body{padding:24px}
    .case-list{display:grid;gap:14px}
    .case-mini{display:grid;grid-template-columns:130px 1fr;gap:15px;padding:12px}
    .case-mini img{height:100%;aspect-ratio:1/1;object-fit:cover;border-radius:8px}
    .plan{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:start}
    .steps{counter-reset:step;display:grid;gap:14px}
    .step{position:relative;padding:18px 18px 18px 58px}
    .step:before{counter-increment:step;content:counter(step);position:absolute;left:18px;top:19px;width:28px;height:28px;border-radius:8px;background:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:950;color:#06211c}
    .safety-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}
    .safety-card{padding:22px;background:#111917;border:1px solid #263633;border-radius:8px}
    .app-band{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}
    .app-shot{position:relative;border-radius:12px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
    .app-shot img{aspect-ratio:16/10;object-fit:cover}
    .story{display:grid;grid-template-columns:.82fr 1.18fr;gap:28px}
    .story-mark{background:var(--deep);color:#fff;border-radius:12px;padding:30px;display:flex;flex-direction:column;justify-content:space-between;min-height:330px}
    .topic-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .topic-card{padding:20px;min-height:178px;background:#fff;border:1px solid var(--line);border-radius:8px}
    .topic-card .icon{width:42px;height:42px;border-radius:8px;background:#e9fbf7;color:#007e6f;display:flex;align-items:center;justify-content:center;font-weight:950;margin-bottom:12px}
    .timeline{display:grid;gap:12px}
    .timeline-item{display:grid;grid-template-columns:110px 1fr;gap:18px;padding:18px;background:#fff;border:1px solid var(--line);border-radius:8px}
    .faq-list{display:grid;gap:12px}
    .faq-item{border:1px solid var(--line);border-radius:8px;background:#fff;overflow:hidden}
    .faq-q{width:100%;padding:18px 20px;background:#fff;border:0;text-align:left;display:flex;justify-content:space-between;gap:16px;font-weight:900;color:var(--ink)}
    .faq-q:hover{background:#f1fbf8}
    .faq-a{display:none;padding:0 20px 20px;color:var(--muted)}
    .faq-item.open .faq-a{display:block}
    .contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:28px;align-items:start}
    .contact-card{padding:26px}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .field label{display:block;font-weight:850;margin-bottom:7px}
    .field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:8px;background:#fff;min-height:46px;padding:10px 12px;color:var(--ink);transition:.2s ease}
    .field textarea{min-height:132px;resize:vertical}
    .field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,214,179,.14)}
    .field .hint{min-height:20px;color:var(--danger);font-size:13px;margin-top:5px}
    .full{grid-column:1/-1}
    .site-footer{background:#0c1110;color:#eaf7f3;padding:50px 0 28px}
    .footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:28px}
    .footer-title{font-weight:950;font-size:20px;margin-bottom:12px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{color:#b7c8c3}
    .footer-links a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:4px}
    .footer-bottom{margin-top:32px;padding-top:20px;border-top:1px solid #22302c;color:#b7c8c3;font-size:14px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between}
    .slash{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:10px 0}
    @media (max-width:1199px){
      .desktop-nav{display:none}
      .mobile-toggle{display:flex}
      .search-box{display:none}
      .hero-grid,.quick-grid,.news-wrap,.case-layout,.plan,.app-band,.story,.contact-grid{grid-template-columns:1fr}
      .ticker,.metrics,.topic-wall,.safety-grid{grid-template-columns:repeat(2,1fr)}
      .matrix{grid-template-columns:repeat(3,1fr)}
      .hero{min-height:auto}
      .hero-grid{padding:58px 0 96px}
    }
    @media (max-width:767px){
      .site-container{width:min(100% - 28px,1240px)}
      .section{padding:52px 0}
      .section-tight{padding:42px 0}
      .nav-wrap{height:66px}
      .brand{font-size:19px}
      .nav-actions .btn-primary{display:none}
      .hero-actions{flex-direction:column}
      .hero-actions .btn{width:100%}
      .hero-points,.ticker,.metrics,.topic-wall,.safety-grid,.matrix{grid-template-columns:1fr}
      .news-item{grid-template-columns:1fr;gap:8px}
      .case-mini{grid-template-columns:1fr}
      .timeline-item{grid-template-columns:1fr}
      .form-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:block}
      .footer-bottom p{margin:8px 0}
      .section-head{display:block}
    }

/* roulang page: category2 */
:root{
 --primary:#00d6b3;--primary-dark:#009f89;--accent:#ff7a2f;--violet:#7c5cff;
 --ink:#151918;--muted:#64706d;--soft:#f4f7f6;--panel:#fff;--line:#dfe7e4;
 --deep:#0c1110;--deep-2:#161d1b;--success:#16a34a;--warning:#f59e0b;--danger:#ef4444;
 --radius:8px;--radius-lg:12px;--shadow:0 12px 34px rgba(12,17,16,.08);--shadow-soft:0 8px 22px rgba(12,17,16,.06)
}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:#f7faf9;line-height:1.78;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none} img{display:block;max-width:100%;height:auto} button,input,textarea,select{font:inherit} button{cursor:pointer}
.site-container{width:min(1240px,calc(100% - 40px));margin-inline:auto}.section{padding:78px 0}.section-tight{padding:54px 0}.section-soft{background:var(--soft)}.section-dark{background:var(--deep);color:#f5fffc}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}.section-head h2{font-size:clamp(26px,3vw,38px);line-height:1.24;margin:0;font-weight:900}.section-head p{max-width:650px;margin:10px 0 0;color:var(--muted);font-size:16px}.section-dark .section-head p,.section-dark .muted{color:#b7c8c3}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary-dark);font-weight:850;font-size:14px;margin-bottom:10px}.eyebrow:before{content:"";width:26px;height:3px;background:var(--primary);border-radius:99px}.section-dark .eyebrow{color:#7ff5df}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:saturate(150%) blur(14px);border-bottom:1px solid rgba(223,231,228,.86);box-shadow:0 6px 22px rgba(12,17,16,.04)}
.nav-wrap{height:74px;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:flex;align-items:center;gap:10px;min-width:max-content;font-weight:900;font-size:21px}.brand-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--deep) 0%,#25302d 46%,var(--primary) 47%,var(--primary) 100%);position:relative;box-shadow:0 10px 20px rgba(0,214,179,.18)}.brand-mark:after{content:"";position:absolute;left:9px;top:11px;width:20px;height:13px;border-top:3px solid #fff;border-right:3px solid #fff;transform:skewX(-18deg)}
.desktop-nav{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}.desktop-nav a{padding:9px 10px;border-radius:8px;font-weight:750;font-size:14px;color:#26302d;white-space:nowrap;transition:.2s ease}.desktop-nav a:hover,.desktop-nav a.active{background:#e9fbf7;color:#007e6f}.nav-actions{display:flex;align-items:center;gap:10px}.search-box{height:40px;width:190px;border:1px solid var(--line);border-radius:999px;background:#fff;display:flex;align-items:center;gap:8px;padding:0 13px;color:var(--muted);transition:.2s ease}.search-box input{width:100%;border:0;outline:0;background:transparent;color:var(--ink);font-size:14px}.search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,214,179,.14)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:8px;padding:11px 17px;font-weight:850;line-height:1.2;transition:.22s ease;min-height:44px}.btn-primary{background:var(--primary);color:#05201b;box-shadow:0 12px 24px rgba(0,214,179,.24)}.btn-primary:hover{transform:translateY(-2px);background:#18e4c5;box-shadow:0 16px 28px rgba(0,214,179,.32)}.btn-secondary{background:#fff;color:var(--ink);border-color:var(--line)}.btn-secondary:hover{border-color:var(--primary);color:#007e6f;transform:translateY(-2px)}.btn-dark{background:var(--deep);color:#fff}.btn-dark:hover{background:#202a27;transform:translateY(-2px)}.btn-text{color:#007e6f;font-weight:850;display:inline-flex;align-items:center;gap:6px}.btn-text:hover{text-decoration:underline;text-underline-offset:4px}
.mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:8px;width:42px;height:42px;align-items:center;justify-content:center}.mobile-menu{display:none;border-top:1px solid var(--line);padding:12px 0 18px}.mobile-menu a{display:block;padding:11px 4px;font-weight:800;border-bottom:1px solid rgba(223,231,228,.75)}.mobile-menu.open{display:block}
.channel-hero{position:relative;overflow:hidden;min-height:480px;display:flex;align-items:end;color:#fff;background:linear-gradient(90deg,rgba(7,12,11,.92),rgba(7,12,11,.56)),url('/assets/images/backpic/back-2.webp') center/cover}.channel-hero:after{content:"";position:absolute;inset:auto 0 0;height:120px;background:linear-gradient(transparent,#0c1110)}.hero-inner{position:relative;z-index:1;width:100%;padding:78px 0 66px}.crumb{display:flex;gap:9px;align-items:center;color:#bdebe2;font-size:14px;margin-bottom:25px}.crumb a:hover{text-decoration:underline}.channel-hero h1{font-size:clamp(40px,5vw,66px);line-height:1.08;margin:0;max-width:720px;font-weight:950}.channel-hero p{max-width:680px;font-size:18px;color:#e1f1ed;margin:20px 0 25px}.hero-meta{display:flex;gap:10px;flex-wrap:wrap}.badge{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;font-size:12px;font-weight:850;background:#e9fbf7;color:#007e6f}.badge.dark{background:rgba(0,214,179,.15);color:#7ff5df;border:1px solid rgba(127,245,223,.18)}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft);transition:.22s ease}.card:hover{border-color:rgba(0,214,179,.55);box-shadow:var(--shadow);transform:translateY(-3px)}
.intro-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}.intro-copy{font-size:17px;color:#3d4945}.intro-copy p{margin:0 0 18px}.cover-frame{overflow:hidden;border-radius:var(--radius-lg);position:relative;min-height:360px}.cover-frame img{width:100%;height:100%;object-fit:cover}.cover-frame:after{content:"阵容观察 / ROSTER WATCH";position:absolute;left:18px;bottom:16px;background:rgba(12,17,16,.8);color:#fff;padding:8px 12px;border-left:3px solid var(--primary);font-size:13px;font-weight:850}
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 24px}.filter-bar button{border:1px solid var(--line);background:#fff;color:#42504c;padding:9px 14px;border-radius:999px;font-weight:800;transition:.2s}.filter-bar button:hover,.filter-bar button.active{background:#e9fbf7;border-color:var(--primary);color:#007e6f}.roster-layout{display:grid;grid-template-columns:1.45fr .75fr;gap:26px}.featured-roster{padding:0;overflow:hidden}.featured-roster img{width:100%;aspect-ratio:16/7;object-fit:cover}.feature-body{padding:24px}.feature-body h3{font-size:26px;line-height:1.35;margin:10px 0}.feature-body p{color:var(--muted);margin:0 0 16px}.player-line{display:grid;grid-template-columns:42px 1fr auto;align-items:center;gap:12px;padding:12px 0;border-top:1px solid var(--line)}.player-num{font-weight:950;font-size:20px;color:var(--primary-dark)}.player-line small{display:block;color:var(--muted)}.status{font-size:12px;font-weight:850;color:#0b7b53;background:#e6faef;padding:4px 8px;border-radius:999px}.side-panel{padding:21px}.side-panel h3{margin:0 0 12px;font-size:20px}.watch-row{padding:14px 0;border-bottom:1px solid var(--line)}.watch-row:last-child{border:0}.watch-row strong{display:block;font-size:15px}.watch-row span{font-size:13px;color:var(--muted)}
.stat-band{background:var(--deep);color:#fff}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.14);border-left:1px solid rgba(255,255,255,.14)}.stat{padding:26px 22px;border-right:1px solid rgba(255,255,255,.14);border-bottom:1px solid rgba(255,255,255,.14)}.stat strong{display:block;color:var(--primary);font-size:38px;line-height:1;font-variant-numeric:tabular-nums}.stat span{color:#b7c8c3;font-size:14px}
.timeline{position:relative;padding-left:30px}.timeline:before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:#bfeee4}.timeline-item{position:relative;padding:0 0 25px 24px}.timeline-item:before{content:"";position:absolute;left:-29px;top:8px;width:12px;height:12px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 5px #e8faf6}.timeline-item time{font-size:13px;font-weight:900;color:var(--primary-dark)}.timeline-item h3{margin:4px 0 6px;font-size:20px}.timeline-item p{margin:0;color:var(--muted)}
.role-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.role-card{padding:22px}.role-icon{width:42px;height:42px;display:grid;place-items:center;background:#e9fbf7;color:#007e6f;font-size:20px;font-weight:900;border-radius:8px}.role-card h3{font-size:19px;margin:15px 0 7px}.role-card p{font-size:14px;color:var(--muted);margin:0}
.split-feature{display:grid;grid-template-columns:.9fr 1.1fr;gap:0;border-radius:var(--radius-lg);overflow:hidden;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-soft)}.split-feature img{width:100%;height:100%;min-height:390px;object-fit:cover}.split-copy{padding:42px}.split-copy h2{font-size:34px;line-height:1.28;margin:8px 0 16px}.split-copy p{color:var(--muted)}.check-list{padding:0;margin:20px 0;list-style:none}.check-list li{padding:10px 0;border-bottom:1px solid var(--line);font-weight:700}.check-list li:before{content:"✓";color:var(--primary-dark);font-weight:950;margin-right:10px}
.topic-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}.topic-card{overflow:hidden}.topic-card img{width:100%;aspect-ratio:16/10;object-fit:cover}.topic-card>div{padding:18px}.topic-card h3{font-size:19px;line-height:1.45;margin:10px 0 8px}.topic-card p{font-size:14px;color:var(--muted);margin:0}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:#fff;overflow:hidden}.faq-item summary{list-style:none;padding:18px 48px 18px 18px;cursor:pointer;font-weight:850;position:relative}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";position:absolute;right:18px;color:var(--primary-dark);font-size:24px;line-height:1}.faq-item[open] summary{background:#e9fbf7;color:#007e6f}.faq-item[open] summary:after{content:"−"}.faq-item p{margin:0;padding:0 18px 18px;color:var(--muted);font-size:15px}.faq-item summary:hover{background:#f3fbf9}.faq-item summary:focus{outline:3px solid rgba(0,214,179,.22);outline-offset:-3px}
.contact-box{display:grid;grid-template-columns:.8fr 1.2fr;gap:38px;align-items:start}.contact-copy h2{font-size:36px;line-height:1.25;margin:8px 0 14px}.contact-copy p{color:#b7c8c3}.contact-list{padding:0;margin:24px 0;list-style:none}.contact-list li{padding:9px 0;color:#d8e7e2}.contact-list li:before{content:"/";color:var(--primary);font-weight:900;margin-right:9px}.contact-form{background:#fff;padding:25px;border-radius:var(--radius-lg);color:var(--ink)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-field{display:flex;flex-direction:column;gap:6px}.form-field.full{grid-column:1/-1}.form-field label{font-weight:800;font-size:14px}.form-field input,.form-field select,.form-field textarea{border:1px solid var(--line);border-radius:8px;padding:11px 12px;outline:0;background:#fff;transition:.2s}.form-field textarea{min-height:100px;resize:vertical}.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,214,179,.13)}.form-tip{font-size:12px;color:var(--muted);margin:13px 0 0}.error-slot{font-size:12px;color:var(--danger);min-height:18px}
.site-footer{background:#101715;color:#edf8f5;padding:58px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}.footer-title{font-size:15px;font-weight:900;margin-bottom:14px;color:#fff}.footer-links{display:grid;gap:8px}.footer-links a{color:#b7c8c3;font-size:14px}.footer-links a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:4px}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:38px;padding-top:18px;display:flex;gap:14px;justify-content:space-between;flex-wrap:wrap;color:#9eb1ab;font-size:13px}.footer-bottom p{margin:0}.footer-bottom a:hover{color:var(--primary)}
@media(max-width:1180px){.desktop-nav a{padding:8px 7px;font-size:13px}.search-box{width:160px}.roster-layout{grid-template-columns:1fr}.topic-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.desktop-nav,.search-box{display:none}.mobile-toggle{display:inline-flex}.hero-inner{padding:58px 0}.intro-grid,.split-feature,.contact-box{grid-template-columns:1fr}.split-feature img{min-height:280px}.role-grid{grid-template-columns:repeat(2,1fr)}.stats-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.site-container{width:min(100% - 28px,1240px)}.section{padding:52px 0}.section-tight{padding:40px 0}.nav-wrap{height:66px}.brand{font-size:19px}.brand-mark{width:34px;height:34px}.nav-actions .btn-primary{display:none}.channel-hero{min-height:420px}.channel-hero h1{font-size:40px}.channel-hero p{font-size:16px}.section-head{display:block;margin-bottom:22px}.section-head p{font-size:15px}.featured-roster img{aspect-ratio:4/3}.feature-body,.split-copy{padding:22px}.role-grid,.faq-grid,.topic-grid,.form-grid{grid-template-columns:1fr}.stats-grid{grid-template-columns:1fr 1fr}.stat{padding:20px 15px}.stat strong{font-size:30px}.contact-copy h2{font-size:29px}.footer-grid{grid-template-columns:1fr;gap:25px}.footer-bottom{display:block}.footer-bottom p{margin:6px 0}.form-field.full{grid-column:auto}}

/* roulang page: category3 */
:root{
      --primary:#00d6b3;--primary-dark:#009f89;--accent:#ff7a2f;--violet:#7c5cff;
      --ink:#151918;--muted:#64706d;--soft:#f4f7f6;--panel:#fff;--line:#dfe7e4;
      --deep:#0c1110;--deep-2:#161d1b;--success:#16a34a;--warning:#f59e0b;
      --radius:8px;--radius-lg:12px;--shadow:0 12px 34px rgba(12,17,16,.08);
      --shadow-soft:0 8px 22px rgba(12,17,16,.06)
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:#f7faf9;color:var(--ink);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.78;text-rendering:optimizeLegibility}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    .site-container{width:min(1240px,calc(100% - 40px));margin-inline:auto}
    .section{padding:76px 0}
    .section-tight{padding:54px 0}
    .section-soft{background:var(--soft)}
    .section-dark{background:var(--deep);color:#f5fffc}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}
    .section-head h2{font-size:clamp(26px,3vw,38px);line-height:1.24;margin:0;font-weight:850}
    .section-head p{max-width:650px;margin:10px 0 0;color:var(--muted);font-size:17px}
    .section-dark .section-head p,.section-dark .muted{color:#b7c8c3}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary-dark);font-weight:800;font-size:14px;margin-bottom:10px}
    .eyebrow:before{content:"";width:26px;height:3px;background:var(--primary);border-radius:99px}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:saturate(150%) blur(14px);border-bottom:1px solid rgba(223,231,228,.86);box-shadow:0 6px 22px rgba(12,17,16,.04)}
    .nav-wrap{height:74px;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .brand{display:flex;align-items:center;gap:10px;min-width:max-content;font-weight:900;font-size:21px}
    .brand-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--deep) 0%,#25302d 46%,var(--primary) 47%,var(--primary) 100%);position:relative;box-shadow:0 10px 20px rgba(0,214,179,.18)}
    .brand-mark:after{content:"";position:absolute;left:9px;top:11px;width:20px;height:13px;border-top:3px solid #fff;border-right:3px solid #fff;transform:skewX(-18deg)}
    .desktop-nav{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}
    .desktop-nav a{padding:9px 10px;border-radius:8px;font-weight:750;font-size:14px;color:#26302d;white-space:nowrap;transition:.2s ease}
    .desktop-nav a:hover,.desktop-nav a.active{background:#e9fbf7;color:#007e6f}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .search-box{height:40px;width:190px;border:1px solid var(--line);border-radius:999px;background:#fff;display:flex;align-items:center;gap:8px;padding:0 13px;color:var(--muted);transition:.2s ease}
    .search-box input{width:100%;border:0;outline:0;background:transparent;color:var(--ink);font-size:14px}
    .search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,214,179,.14)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:8px;padding:11px 17px;font-weight:850;line-height:1.2;transition:.22s ease;min-height:44px}
    .btn-primary{background:var(--primary);color:#05201b;box-shadow:0 12px 24px rgba(0,214,179,.24)}
    .btn-primary:hover{transform:translateY(-2px);background:#18e4c5;box-shadow:0 16px 28px rgba(0,214,179,.32)}
    .btn-secondary{background:#fff;color:var(--ink);border-color:var(--line)}
    .btn-secondary:hover{border-color:var(--primary);color:#007e6f;transform:translateY(-2px)}
    .btn-dark{background:var(--deep);color:#fff}
    .btn-dark:hover{background:#202a27;transform:translateY(-2px)}
    .btn-text{color:#007e6f;font-weight:850;display:inline-flex;align-items:center;gap:6px}
    .btn-text:hover{text-decoration:underline;text-underline-offset:4px}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:8px;width:42px;height:42px;align-items:center;justify-content:center}
    .mobile-menu{display:none;border-top:1px solid var(--line);padding:12px 0 18px}
    .mobile-menu a{display:block;padding:11px 4px;font-weight:800;border-bottom:1px solid rgba(223,231,228,.75)}
    .mobile-menu.open{display:block}
    .page-hero{background-image:linear-gradient(90deg,rgba(7,12,11,.9),rgba(7,12,11,.62)),url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;color:#fff;padding:78px 0 90px;position:relative}
    .page-hero:after{content:"";position:absolute;right:8%;bottom:0;width:180px;height:5px;background:var(--primary);transform:skewX(-28deg)}
    .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
    .page-hero h1{font-size:clamp(38px,5vw,64px);line-height:1.12;margin:0 0 18px;font-weight:950}
    .lead{font-size:18px;line-height:1.9;color:#e3f1ed;max-width:690px}
    .crumb{color:#9fe8d8;font-size:14px;margin-bottom:18px}
    .schedule-pass{background:#fff;color:var(--ink);border-radius:12px;padding:25px;box-shadow:0 22px 50px rgba(0,0,0,.22);position:relative;overflow:hidden}
    .schedule-pass:before{content:"";position:absolute;right:-28px;top:-34px;width:120px;height:120px;border:20px solid rgba(0,214,179,.15);border-radius:50%}
    .pass-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px dashed #b8c8c3;padding-bottom:16px;margin-bottom:16px}
    .pass-code{font-size:12px;color:var(--muted);letter-spacing:1px}
    .pass-title{font-size:27px;font-weight:900;line-height:1.3;margin:4px 0 12px}
    .pass-row{display:flex;justify-content:space-between;gap:18px;padding:9px 0;font-size:14px}
    .pass-row strong{font-weight:850}
    .badge{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;font-size:12px;font-weight:850;background:#e9fbf7;color:#007e6f}
    .badge-orange{background:#fff0e8;color:#c6531e}
    .card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft);transition:.22s ease}
    .card:hover{border-color:rgba(0,214,179,.55);box-shadow:var(--shadow);transform:translateY(-3px)}
    .feature-card{padding:26px}
    .feature-icon{width:42px;height:42px;border-radius:9px;background:#e9fbf7;color:#007e6f;display:grid;place-items:center;font-size:21px;font-weight:900;margin-bottom:18px}
    .feature-card h3{font-size:21px;margin:0 0 8px;font-weight:850}
    .feature-card p{color:var(--muted);margin:0}
    .two-col{display:grid;grid-template-columns:1fr 1fr;gap:26px}
    .three-col{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .timeline{position:relative;margin-top:30px;padding-left:34px}
    .timeline:before{content:"";position:absolute;left:9px;top:5px;bottom:8px;width:2px;background:#bdebe2}
    .timeline-item{position:relative;padding:0 0 28px 22px}
    .timeline-item:before{content:"";position:absolute;left:-31px;top:8px;width:16px;height:16px;border:4px solid var(--primary);background:#f7faf9;border-radius:50%}
    .timeline-item time{color:var(--primary-dark);font-weight:850;font-size:14px}
    .timeline-item h3{margin:4px 0 5px;font-size:20px}
    .timeline-item p{color:var(--muted);margin:0}
    .schedule-table{display:grid;gap:10px}
    .match-row{display:grid;grid-template-columns:110px 1fr 130px 100px;align-items:center;gap:16px;padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:8px}
    .match-row:hover{border-color:var(--primary);box-shadow:var(--shadow-soft)}
    .match-time{font-weight:900;font-variant-numeric:tabular-nums}
    .match-name{font-weight:800}
    .match-name small{display:block;color:var(--muted);font-weight:500}
    .match-status{color:var(--accent);font-weight:800;font-size:13px}
    .dark-panel{background:var(--deep-2);border:1px solid #2a3a35;border-radius:12px;padding:30px}
    .dark-panel h3{font-size:25px;margin:0 0 12px}
    .dark-panel p{color:#b7c8c3}
    .cover-img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:8px}
    .article-card{overflow:hidden}
    .article-body{padding:20px}
    .article-body h3{font-size:20px;line-height:1.4;margin:8px 0}
    .article-body p{color:var(--muted);margin:0 0 14px}
    .faq-list{display:grid;gap:10px;max-width:900px}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:8px;padding:0 20px}
    .faq-item summary{cursor:pointer;list-style:none;font-weight:850;padding:18px 28px 18px 0;position:relative}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"＋";position:absolute;right:0;color:var(--primary-dark);font-size:22px}
    .faq-item[open] summary:after{content:"−"}
    .faq-answer{color:var(--muted);padding:0 0 18px;max-width:800px}
    .contact-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px}
    .contact-card{padding:30px}
    .contact-card h2{font-size:32px;line-height:1.3;margin:0 0 12px}
    .contact-card p{color:var(--muted)}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .field{display:grid;gap:7px}
    .field.full{grid-column:1/-1}
    .field label{font-weight:800;font-size:14px}
    .field input,.field textarea,.field select{width:100%;border:1px solid var(--line);border-radius:8px;background:#fff;padding:12px 14px;outline:none}
    .field textarea{min-height:125px;resize:vertical}
    .field input:focus,.field textarea:focus,.field select:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,214,179,.14)}
    .privacy{color:var(--muted);font-size:13px;margin:14px 0}
    .site-footer{background:var(--deep);color:#f5fffc;padding:58px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
    .site-footer .brand{color:#fff}
    .site-footer .brand-mark{box-shadow:none}
    .site-footer p{color:#b7c8c3}
    .footer-title{font-weight:900;margin-bottom:14px}
    .footer-links{display:grid;gap:9px;color:#b7c8c3;font-size:14px}
    .footer-links a:hover{color:var(--primary)}
    .footer-bottom{border-top:1px solid #2a3834;margin-top:40px;padding-top:20px;display:flex;gap:22px;flex-wrap:wrap;color:#8fa59e;font-size:13px}
    .footer-bottom p{margin:0}
    @media(max-width:1100px){.desktop-nav{gap:0}.desktop-nav a{padding-inline:7px;font-size:13px}.search-box{width:155px}}
    @media(max-width:820px){.desktop-nav,.nav-actions .search-box,.nav-actions .btn{display:none}.mobile-toggle{display:flex}.hero-grid,.two-col,.contact-wrap{grid-template-columns:1fr}.three-col{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.page-hero{padding:62px 0 70px}}
    @media(max-width:560px){.site-container{width:min(100% - 28px,1240px)}.section{padding:54px 0}.section-head{display:block}.section-head h2{font-size:29px}.three-col,.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.match-row{grid-template-columns:1fr 1fr;gap:7px 12px}.match-status{grid-column:2}.match-row .btn-text{justify-self:end}.page-hero h1{font-size:41px}.lead{font-size:16px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:grid;gap:7px}.schedule-pass{padding:21px}}

/* roulang page: category1 */
:root{
      --primary:#00d6b3;--primary-dark:#009f89;--accent:#ff7a2f;--violet:#7c5cff;
      --ink:#151918;--muted:#64706d;--soft:#f4f7f6;--panel:#fff;--line:#dfe7e4;
      --deep:#0c1110;--deep-2:#161d1b;--success:#16a34a;--warning:#f59e0b;
      --danger:#ef4444;--radius:8px;--radius-lg:12px;
      --shadow:0 12px 34px rgba(12,17,16,.08);--shadow-soft:0 8px 22px rgba(12,17,16,.06)
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:#f7faf9;color:var(--ink);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.78;text-rendering:optimizeLegibility}
    a{color:inherit;text-decoration:none} img{display:block;max-width:100%;height:auto} button,input,textarea{font:inherit} button{cursor:pointer}
    .site-container{width:min(1240px,calc(100% - 40px));margin:auto}
    .section{padding:76px 0}.section-tight{padding:52px 0}.section-soft{background:var(--soft)}
    .section-dark{background:var(--deep);color:#f5fffc}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}
    .section-head h2{font-size:clamp(25px,3vw,38px);line-height:1.24;margin:0;font-weight:900}
    .section-head p{max-width:650px;margin:10px 0 0;color:var(--muted);font-size:17px}
    .section-dark .section-head p{color:#b7c8c3}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary-dark);font-weight:850;font-size:14px;margin-bottom:10px}
    .eyebrow:before{content:"";width:26px;height:3px;background:var(--primary);border-radius:99px}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid rgba(223,231,228,.86);box-shadow:0 6px 22px rgba(12,17,16,.04)}
    .nav-wrap{height:74px;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .brand{display:flex;align-items:center;gap:10px;min-width:max-content;font-weight:900;font-size:21px}
    .brand-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--deep) 0%,#25302d 46%,var(--primary) 47%,var(--primary) 100%);position:relative;box-shadow:0 10px 20px rgba(0,214,179,.18)}
    .brand-mark:after{content:"";position:absolute;left:9px;top:11px;width:20px;height:13px;border-top:3px solid #fff;border-right:3px solid #fff;transform:skewX(-18deg)}
    .desktop-nav{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}
    .desktop-nav a,.mobile-menu a{font-weight:750;font-size:14px;white-space:nowrap;transition:.2s ease}
    .desktop-nav a{padding:9px 10px;border-radius:8px}.desktop-nav a:hover,.desktop-nav a.active{background:#e9fbf7;color:#007e6f}
    .nav-actions{display:flex;align-items:center;gap:10px}.search-box{height:40px;width:190px;border:1px solid var(--line);border-radius:999px;background:#fff;display:flex;align-items:center;gap:8px;padding:0 13px;color:var(--muted)}
    .search-box input{width:100%;border:0;outline:0;background:transparent;color:var(--ink);font-size:14px}.search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,214,179,.14)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:8px;padding:11px 17px;font-weight:850;line-height:1.2;min-height:44px;transition:.22s ease}
    .btn-primary{background:var(--primary);color:#05201b;box-shadow:0 12px 24px rgba(0,214,179,.24)}.btn-primary:hover{transform:translateY(-2px);background:#18e4c5}
    .btn-secondary{background:#fff;color:var(--ink);border-color:var(--line)}.btn-secondary:hover{border-color:var(--primary);color:#007e6f;transform:translateY(-2px)}
    .btn-dark{background:var(--deep);color:#fff}.btn-dark:hover{background:#202a27;transform:translateY(-2px)}
    .btn-text{color:#007e6f;font-weight:850}.btn-text:hover{text-decoration:underline;text-underline-offset:4px}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:8px;width:42px;height:42px}
    .mobile-menu{display:none;border-top:1px solid var(--line);padding:12px 0 18px}.mobile-menu a{display:block;padding:11px 4px;border-bottom:1px solid rgba(223,231,228,.75)}.mobile-menu.open{display:block}
    .inner-hero{background:linear-gradient(90deg,rgba(7,12,11,.91),rgba(7,12,11,.62)),url('/assets/images/backpic/back-2.webp') center/cover;color:#fff;min-height:405px;display:flex;align-items:center}
    .inner-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:42px;align-items:center;padding:70px 0}
    .inner-hero h1{font-size:clamp(38px,5vw,62px);line-height:1.1;margin:8px 0 18px;font-weight:950}.inner-hero p{max-width:680px;color:#d9ebe6;font-size:18px}
    .crumb{font-size:14px;color:#9db4ae}.crumb a{color:var(--primary)}.hero-board{background:rgba(12,17,16,.8);border:1px solid rgba(255,255,255,.16);border-radius:12px;padding:20px;box-shadow:0 18px 40px rgba(0,0,0,.2)}
    .board-title{display:flex;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:12px;font-weight:850}.live{color:#7ff5df;font-size:13px}.rank-row{display:grid;grid-template-columns:34px 1fr auto;gap:12px;align-items:center;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.1)}.rank-row:last-child{border:0}.rank-row b{display:block}.rank-row span{color:#adc2bc;font-size:13px}.rank-score{color:var(--primary);font-weight:900}
    .card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft);transition:.22s ease}.card:hover{border-color:rgba(0,214,179,.55);box-shadow:var(--shadow);transform:translateY(-3px)}
    .badge{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;font-size:12px;font-weight:850;background:#e9fbf7;color:#007e6f}.badge-orange{background:#fff0e8;color:#c9551b}.badge-dark{background:#1d2a27;color:#7ff5df}
    .news-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px}.feature-news{overflow:hidden}.feature-news img{width:100%;aspect-ratio:16/9;object-fit:cover}.feature-copy{padding:25px}.feature-copy h3{font-size:27px;line-height:1.35;margin:14px 0 10px}.news-list{display:grid;gap:12px}.news-item{padding:19px 20px;display:grid;grid-template-columns:90px 1fr;gap:16px}.news-item time{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}.news-item h3{margin:0;font-size:17px;line-height:1.45}.news-item p{margin:6px 0 8px;color:var(--muted);font-size:14px;line-height:1.65}
    .ticker{display:grid;grid-template-columns:180px 1fr auto;gap:22px;align-items:center;border-bottom:1px solid var(--line);border-top:1px solid var(--line);padding:18px 0}.ticker strong{font-size:18px}.ticker-list{display:flex;gap:25px;overflow:hidden;white-space:nowrap}.ticker-list span{color:var(--muted);font-size:14px}.ticker-list b{color:var(--ink);margin-right:8px}
    .timeline{position:relative;border-left:2px solid #b8eee4;margin:8px 0 0 15px;padding-left:28px}.timeline-item{position:relative;padding:0 0 28px}.timeline-item:before{content:"";position:absolute;left:-37px;top:8px;width:14px;height:14px;border-radius:50%;background:var(--primary);border:3px solid #d5f8f1}.timeline-item time{color:var(--primary-dark);font-weight:850;font-size:14px}.timeline-item h3{margin:5px 0 3px;font-size:19px}.timeline-item p{margin:0;color:var(--muted)}
    .topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.topic-card{overflow:hidden}.topic-card img{aspect-ratio:16/9;object-fit:cover;width:100%}.topic-card .pad{padding:18px}.topic-card h3{margin:10px 0 6px;font-size:19px}.topic-card p{color:var(--muted);font-size:14px;margin:0}
    .filter-bar{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:25px}.filter-bar button{border:1px solid var(--line);background:#fff;color:var(--muted);border-radius:999px;padding:8px 15px;font-weight:750}.filter-bar button:hover,.filter-bar button.active{background:#e9fbf7;color:#007e6f;border-color:var(--primary)}
    .split{display:grid;grid-template-columns:.8fr 1.2fr;gap:38px;align-items:start}.dark-note{background:var(--deep);color:#fff;border-radius:12px;padding:31px}.dark-note h3{font-size:25px;margin:0 0 12px}.dark-note p{color:#bdd0ca}.check-list{list-style:none;padding:0;margin:22px 0 0}.check-list li{padding:10px 0;border-bottom:1px solid rgba(255,255,255,.12)}.check-list li:before{content:"✓";color:var(--primary);font-weight:900;margin-right:10px}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.faq-item{border:1px solid var(--line);background:#fff;border-radius:8px;overflow:hidden}.faq-item summary{padding:17px 20px;font-weight:850;cursor:pointer;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"＋";float:right;color:var(--primary-dark)}.faq-item[open] summary:after{content:"－"}.faq-answer{padding:0 20px 18px;color:var(--muted);font-size:14px}
    .contact-box{display:grid;grid-template-columns:.82fr 1.18fr;gap:35px;align-items:start}.contact-box h2{font-size:38px;line-height:1.25;margin:0 0 14px}.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:15px}.field{display:flex;flex-direction:column;gap:6px}.field.full{grid-column:1/-1}.field label{font-weight:800;font-size:14px}.field input,.field textarea,.field select{border:1px solid #cfdad6;border-radius:8px;background:#fff;padding:12px 13px;outline:0}.field input,.field select{height:46px}.field textarea{min-height:120px;resize:vertical}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,214,179,.13)}.privacy{font-size:12px;color:var(--muted);grid-column:1/-1}
    .site-footer{background:var(--deep);color:#f5fffc;padding:58px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}.footer-title{font-weight:900;margin-bottom:14px}.footer-links{display:grid;gap:8px;color:#b7c8c3;font-size:14px}.footer-links a:hover{color:var(--primary)}.footer-grid p{color:#b7c8c3;font-size:14px;max-width:350px}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:18px;display:flex;gap:22px;flex-wrap:wrap;color:#94aaa3;font-size:12px}.footer-bottom a:hover{color:var(--primary)}
    @media(max-width:1100px){.desktop-nav{gap:0}.desktop-nav a{padding-inline:7px}.search-box{width:155px}.inner-grid{grid-template-columns:1fr .8fr}}
    @media(max-width:820px){.desktop-nav,.nav-actions .search-box{display:none}.mobile-toggle{display:flex}.inner-grid,.news-grid,.split,.contact-box{grid-template-columns:1fr}.topic-grid{grid-template-columns:repeat(2,1fr)}.hero-board{max-width:600px}.section{padding:58px 0}.footer-grid{grid-template-columns:1fr 1fr}.section-head{display:block}}
    @media(max-width:560px){.site-container{width:min(100% - 28px,1240px)}.nav-wrap{height:66px}.brand{font-size:18px}.brand-mark{width:34px;height:34px}.inner-hero{min-height:520px}.inner-grid{padding:58px 0}.inner-hero h1{font-size:40px}.news-item{grid-template-columns:1fr;gap:3px}.topic-grid,.faq-grid,.contact-form{grid-template-columns:1fr}.field.full{grid-column:auto}.privacy{grid-column:auto}.ticker{grid-template-columns:1fr;gap:8px}.ticker-list{display:block;white-space:normal}.ticker-list span{display:block;margin:4px 0}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom p{margin:7px 0}}

/* roulang page: category5 */
:root{
      --primary:#00d6b3;
      --primary-dark:#009f89;
      --accent:#ff7a2f;
      --violet:#7c5cff;
      --ink:#151918;
      --muted:#64706d;
      --soft:#f4f7f6;
      --panel:#fff;
      --line:#dfe7e4;
      --deep:#0c1110;
      --deep-2:#161d1b;
      --success:#16a34a;
      --warning:#f59e0b;
      --danger:#ef4444;
      --radius:8px;
      --radius-lg:12px;
      --shadow:0 12px 34px rgba(12,17,16,.08);
      --shadow-soft:0 8px 22px rgba(12,17,16,.06);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:#f7faf9;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.78;text-rendering:optimizeLegibility}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    .site-container{width:min(1240px,calc(100% - 40px));margin-inline:auto}
    .section{padding:76px 0}
    .section-tight{padding:54px 0}
    .section-soft{background:var(--soft)}
    .section-dark{background:var(--deep);color:#f5fffc}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}
    .section-head h2{font-size:clamp(26px,3vw,38px);line-height:1.24;margin:0;font-weight:900}
    .section-head p{max-width:660px;margin:10px 0 0;color:var(--muted);font-size:16px}
    .section-dark .section-head p,.section-dark .muted{color:#b7c8c3}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary-dark);font-weight:850;font-size:14px;margin-bottom:10px}
    .eyebrow:before{content:"";width:26px;height:3px;background:var(--primary);border-radius:99px}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);backdrop-filter:saturate(150%) blur(14px);border-bottom:1px solid rgba(223,231,228,.86);box-shadow:0 6px 22px rgba(12,17,16,.04)}
    .nav-wrap{height:74px;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .brand{display:flex;align-items:center;gap:10px;min-width:max-content;font-weight:900;font-size:21px}
    .brand-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--deep) 0%,#25302d 46%,var(--primary) 47%,var(--primary) 100%);position:relative;box-shadow:0 10px 20px rgba(0,214,179,.18)}
    .brand-mark:after{content:"";position:absolute;left:9px;top:11px;width:20px;height:13px;border-top:3px solid #fff;border-right:3px solid #fff;transform:skewX(-18deg)}
    .desktop-nav{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}
    .desktop-nav a,.mobile-menu a{transition:.2s ease}
    .desktop-nav a{padding:9px 10px;border-radius:8px;font-weight:750;font-size:14px;color:#26302d;white-space:nowrap}
    .desktop-nav a:hover,.desktop-nav a.active{background:#e9fbf7;color:#007e6f}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .search-box{height:40px;width:190px;border:1px solid var(--line);border-radius:999px;background:#fff;display:flex;align-items:center;gap:8px;padding:0 13px;color:var(--muted);transition:.2s ease}
    .search-box input{width:100%;border:0;outline:0;background:transparent;color:var(--ink);font-size:14px}
    .search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,214,179,.14)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:8px;padding:11px 17px;font-weight:850;line-height:1.2;min-height:44px;transition:.22s ease}
    .btn-primary{background:var(--primary);color:#05201b;box-shadow:0 12px 24px rgba(0,214,179,.24)}
    .btn-primary:hover{transform:translateY(-2px);background:#18e4c5;box-shadow:0 16px 28px rgba(0,214,179,.32)}
    .btn-secondary{background:#fff;color:var(--ink);border-color:var(--line)}
    .btn-secondary:hover{border-color:var(--primary);color:#007e6f;transform:translateY(-2px)}
    .btn-dark{background:var(--deep);color:#fff}
    .btn-dark:hover{background:#202a27;transform:translateY(-2px)}
    .btn-text{color:#007e6f;font-weight:850;display:inline-flex;align-items:center;gap:6px}
    .btn-text:hover{text-decoration:underline;text-underline-offset:4px}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:8px;width:42px;height:42px;align-items:center;justify-content:center}
    .mobile-menu{display:none;border-top:1px solid var(--line);padding:12px 0 18px}
    .mobile-menu a{display:block;padding:11px 4px;font-weight:800;border-bottom:1px solid rgba(223,231,228,.75)}
    .mobile-menu a.active{color:var(--primary-dark)}
    .mobile-menu.open{display:block}
    .inner-hero{background-image:linear-gradient(90deg,rgba(7,12,11,.9),rgba(7,12,11,.62)),url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;color:#fff;min-height:360px;display:flex;align-items:center}
    .inner-hero .site-container{padding:58px 0}
    .crumb{display:flex;gap:8px;align-items:center;color:#b7c8c3;font-size:14px;margin-bottom:20px}
    .crumb a:hover{color:var(--primary)}
    .inner-hero h1{font-size:clamp(36px,5vw,60px);line-height:1.1;margin:0 0 18px;font-weight:950}
    .hero-copy{max-width:760px;color:#e4f0ed;font-size:18px}
    .hero-label{display:inline-flex;padding:5px 10px;border:1px solid rgba(0,214,179,.45);color:#7ff5df;background:rgba(0,214,179,.1);font-size:13px;font-weight:800;border-radius:999px;margin-bottom:15px}
    .card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft);transition:.22s ease}
    .card:hover{border-color:rgba(0,214,179,.55);box-shadow:var(--shadow);transform:translateY(-3px)}
    .badge{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;font-size:12px;font-weight:850;background:#e9fbf7;color:#007e6f}
    .badge-orange{background:#fff1e9;color:#c65315}
    .image-card img{aspect-ratio:16/9;object-fit:cover;border-radius:8px 8px 0 0}
    .data-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px}
    .metric-panel{padding:28px;background:var(--deep);color:#fff;border-radius:var(--radius-lg);position:relative;overflow:hidden}
    .metric-panel:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(0,214,179,.15),transparent 48%,rgba(124,92,255,.13));pointer-events:none}
    .metric-panel>*{position:relative}
    .metric-number{font-size:44px;line-height:1;font-weight:950;color:var(--primary);font-variant-numeric:tabular-nums}
    .metric-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:28px}
    .metric-list div{border-top:1px solid rgba(255,255,255,.15);padding-top:13px}
    .metric-list strong{display:block;font-size:24px;color:#fff;font-variant-numeric:tabular-nums}
    .metric-list span{font-size:13px;color:#b7c8c3}
    .watch-list{padding:25px}
    .watch-row{display:flex;justify-content:space-between;gap:16px;padding:15px 0;border-bottom:1px solid var(--line)}
    .watch-row:last-child{border-bottom:0}
    .watch-row strong{display:block;font-size:16px}
    .watch-row small{color:var(--muted)}
    .trend{color:var(--success);font-weight:850;white-space:nowrap}
    .trend.down{color:var(--accent)}
    .feature-layout{display:grid;grid-template-columns:.86fr 1.14fr;gap:28px;align-items:stretch}
    .feature-layout img{height:100%;min-height:330px;width:100%;object-fit:cover;border-radius:var(--radius-lg)}
    .feature-text{padding:34px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg)}
    .feature-text h3{font-size:28px;line-height:1.3;margin:12px 0}
    .feature-text p{color:var(--muted)}
    .check-list{list-style:none;padding:0;margin:22px 0;display:grid;gap:12px}
    .check-list li{display:flex;gap:10px;align-items:flex-start}
    .check-list li:before{content:"✓";display:inline-flex;flex:none;width:22px;height:22px;align-items:center;justify-content:center;background:#e9fbf7;color:var(--primary-dark);border-radius:50%;font-weight:900;margin-top:3px}
    .topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .topic-card{padding:24px}
    .topic-card h3{margin:14px 0 8px;font-size:20px}
    .topic-card p{color:var(--muted);font-size:15px;margin:0 0 18px}
    .icon-box{width:42px;height:42px;border-radius:8px;background:#e9fbf7;color:var(--primary-dark);display:flex;align-items:center;justify-content:center;font-size:21px;font-weight:900}
    .timeline{position:relative;margin-top:15px;padding-left:28px}
    .timeline:before{content:"";position:absolute;left:6px;top:8px;bottom:8px;width:2px;background:#bceee5}
    .timeline-item{position:relative;padding:0 0 26px 22px}
    .timeline-item:before{content:"";position:absolute;left:-28px;top:8px;width:14px;height:14px;border:3px solid var(--primary);background:#f7faf9;border-radius:50%}
    .timeline-item time{font-size:13px;color:var(--primary-dark);font-weight:850}
    .timeline-item h3{font-size:19px;margin:3px 0 5px}
    .timeline-item p{margin:0;color:var(--muted)}
    .compare{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#30403b;border:1px solid #30403b}
    .compare>div{background:var(--deep-2);padding:25px;color:#dceae6}
    .compare h3{color:#fff;margin:0 0 12px}
    .compare p{color:#b7c8c3;margin:0;font-size:15px}
    .faq-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    details{background:#fff;border:1px solid var(--line);border-radius:8px;padding:0 19px;transition:.2s}
    details:hover,details[open]{border-color:rgba(0,214,179,.6)}
    summary{cursor:pointer;list-style:none;padding:18px 0;font-weight:850;display:flex;justify-content:space-between;gap:20px}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";color:var(--primary-dark);font-size:22px;line-height:1}
    details[open] summary:after{content:"−"}
    details p{margin:0 0 19px;color:var(--muted);font-size:15px}
    .cta{background:var(--primary);padding:42px;border-radius:var(--radius-lg);display:flex;justify-content:space-between;align-items:center;gap:28px}
    .cta h2{margin:0;font-size:30px;line-height:1.3}
    .cta p{margin:8px 0 0;color:#16433a}
    .site-footer{background:var(--deep);color:#f5fffc;padding:58px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:35px}
    .footer-title{font-weight:850;margin-bottom:14px}
    .footer-links{display:grid;gap:9px;color:#b7c8c3;font-size:14px}
    .footer-links a:hover,.footer-bottom a:hover{color:var(--primary)}
    .footer-bottom{display:flex;flex-wrap:wrap;gap:15px 25px;border-top:1px solid rgba(255,255,255,.13);margin-top:38px;padding-top:20px;color:#91a59f;font-size:13px}
    .footer-bottom p{margin:0}
    .page-note{padding:22px;border-left:4px solid var(--primary);background:#e9fbf7;color:#31564e}
    :focus-visible{outline:3px solid rgba(0,214,179,.48);outline-offset:3px}
    @media(max-width:1100px){
      .desktop-nav{gap:0}.desktop-nav a{padding-inline:7px;font-size:13px}.search-box{width:155px}
    }
    @media(max-width:860px){
      .desktop-nav,.nav-actions .search-box{display:none}.mobile-toggle{display:flex}
      .data-grid,.feature-layout{grid-template-columns:1fr}.feature-layout img{height:300px;min-height:0}
      .topic-grid{grid-template-columns:repeat(2,1fr)}.compare{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:560px){
      .site-container{width:min(100% - 28px,1240px)}
      .section{padding:52px 0}.section-tight{padding:40px 0}
      .section-head{display:block;margin-bottom:22px}.section-head p{font-size:15px}
      .inner-hero{min-height:410px}.inner-hero .site-container{padding:46px 0}.hero-copy{font-size:16px}
      .topic-grid,.faq-list,.metric-list{grid-template-columns:1fr}
      .feature-text{padding:24px}.metric-panel,.watch-list{padding:22px}
      .cta{display:block;padding:27px 22px}.cta h2{font-size:25px}.cta .btn{margin-top:20px;width:100%}
      .footer-grid{grid-template-columns:1fr;gap:27px}.footer-bottom{display:grid;gap:8px}
    }

/* roulang page: category4 */
:root{
      --primary:#00d6b3;
      --primary-dark:#009f89;
      --accent:#ff7a2f;
      --violet:#7c5cff;
      --ink:#151918;
      --muted:#64706d;
      --soft:#f4f7f6;
      --panel:#ffffff;
      --line:#dfe7e4;
      --deep:#0c1110;
      --deep-2:#161d1b;
      --success:#16a34a;
      --warning:#f59e0b;
      --danger:#ef4444;
      --radius:8px;
      --radius-lg:12px;
      --shadow:0 12px 34px rgba(12,17,16,.08);
      --shadow-soft:0 8px 22px rgba(12,17,16,.06);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
      color:var(--ink);
      background:#f7faf9;
      line-height:1.78;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    input,textarea,select{outline:none}
    ::selection{background:rgba(0,214,179,.24)}
    .site-container{width:min(1240px,calc(100% - 40px));margin-inline:auto}
    .section{padding:76px 0}
    .section-tight{padding:54px 0}
    .section-dark{background:var(--deep);color:#f5fffc}
    .section-soft{background:var(--soft)}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}
    .section-head h2{font-size:clamp(24px,3vw,38px);line-height:1.24;margin:0;font-weight:850}
    .section-head p{max-width:650px;margin:10px 0 0;color:var(--muted);font-size:17px}
    .section-dark .section-head p,.section-dark .muted{color:#b7c8c3}
    .muted{color:var(--muted)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary-dark);font-weight:800;font-size:14px;margin-bottom:10px}
    .eyebrow:before{content:"";width:26px;height:3px;background:var(--primary);border-radius:99px}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:saturate(150%) blur(14px);border-bottom:1px solid rgba(223,231,228,.86);box-shadow:0 6px 22px rgba(12,17,16,.04)}
    .nav-wrap{height:74px;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .brand{display:flex;align-items:center;gap:10px;min-width:max-content;font-weight:900;font-size:21px}
    .brand-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--deep) 0%,#25302d 46%,var(--primary) 47%,var(--primary) 100%);position:relative;box-shadow:0 10px 20px rgba(0,214,179,.18)}
    .brand-mark:after{content:"";position:absolute;left:9px;top:11px;width:20px;height:13px;border-top:3px solid #fff;border-right:3px solid #fff;transform:skewX(-18deg)}
    .desktop-nav{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}
    .desktop-nav a{padding:9px 10px;border-radius:8px;font-weight:750;font-size:14px;color:#26302d;white-space:nowrap;transition:.2s ease}
    .desktop-nav a:hover,.desktop-nav a.active{background:#e9fbf7;color:#007e6f}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .search-box{height:40px;width:190px;border:1px solid var(--line);border-radius:999px;background:#fff;display:flex;align-items:center;gap:8px;padding:0 13px;color:var(--muted);transition:.2s ease}
    .search-box input{width:100%;border:0;background:transparent;color:var(--ink);font-size:14px}
    .search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,214,179,.14)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:8px;padding:11px 17px;font-weight:850;line-height:1.2;transition:.22s ease;min-height:44px}
    .btn:focus-visible,.desktop-nav a:focus-visible,.mobile-menu a:focus-visible,.footer-links a:focus-visible{outline:3px solid rgba(0,214,179,.35);outline-offset:3px}
    .btn-primary{background:var(--primary);color:#05201b;box-shadow:0 12px 24px rgba(0,214,179,.24)}
    .btn-primary:hover{transform:translateY(-2px);background:#18e4c5;box-shadow:0 16px 28px rgba(0,214,179,.32)}
    .btn-secondary{background:#fff;color:var(--ink);border-color:var(--line)}
    .btn-secondary:hover{border-color:var(--primary);color:#007e6f;transform:translateY(-2px)}
    .btn-dark{background:var(--deep);color:#fff}
    .btn-dark:hover{background:#202a27;transform:translateY(-2px)}
    .btn-text{color:#007e6f;font-weight:850;display:inline-flex;align-items:center;gap:6px}
    .btn-text:hover{text-decoration:underline;text-underline-offset:4px}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:8px;width:42px;height:42px;align-items:center;justify-content:center}
    .mobile-menu{display:none;border-top:1px solid var(--line);padding:12px 0 18px}
    .mobile-menu a{display:block;padding:11px 4px;font-weight:800;border-bottom:1px solid rgba(223,231,228,.75)}
    .mobile-menu a.active{color:#007e6f}
    .mobile-menu.open{display:block}
    .page-hero{background:#eef5f3;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
    .page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(247,250,249,.96),rgba(247,250,249,.78)),url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center}
    .page-hero-inner{position:relative;display:grid;grid-template-columns:1.08fr .92fr;gap:34px;align-items:center;padding:54px 0}
    .breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:var(--muted);font-size:14px;font-weight:750;margin-bottom:16px}
    .breadcrumb a:hover{color:#007e6f;text-decoration:underline;text-underline-offset:4px}
    .page-hero h1{font-size:clamp(34px,4.6vw,56px);line-height:1.12;font-weight:950;margin:0 0 16px}
    .hero-copy{font-size:18px;color:#41504c;max-width:720px;margin:0 0 22px}
    .hero-strip{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
    .hero-media{border-radius:12px;overflow:hidden;border:1px solid rgba(223,231,228,.9);box-shadow:var(--shadow);background:#fff}
    .hero-media img{aspect-ratio:16/10;object-fit:cover}
    .scoreboard{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border-top:1px solid var(--line)}
    .scoreboard div{background:#fff;padding:14px}
    .scoreboard strong{display:block;font-size:24px;line-height:1.1;font-variant-numeric:tabular-nums}
    .scoreboard span{color:var(--muted);font-size:13px}
    .card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft);transition:.22s ease}
    .card:hover{border-color:rgba(0,214,179,.55);box-shadow:var(--shadow);transform:translateY(-3px)}
    .badge{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;font-size:12px;font-weight:850;background:#e9fbf7;color:#007e6f}
    .badge-orange{background:#fff1e8;color:#b64a08}
    .badge-violet{background:#f0edff;color:#5a42c9}
    .badge-dark{background:#1d2a27;color:#7ff5df}
    .zone-layout{display:grid;grid-template-columns:1fr 1fr;gap:22px}
    .zone-card{padding:0;overflow:hidden}
    .zone-card img{aspect-ratio:16/8;object-fit:cover}
    .zone-body{padding:22px}
    .zone-meta{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 16px}
    .zone-card h3,.info-card h3,.case-card h3,.step-card h3,.news-card h3{font-size:21px;font-weight:900;line-height:1.32;margin:0 0 10px}
    .compact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:22px}
    .info-card{padding:20px}
    .info-card .icon{width:38px;height:38px;border-radius:8px;display:grid;place-items:center;background:#e9fbf7;color:#007e6f;font-weight:950;margin-bottom:12px}
    .deep-grid{display:grid;grid-template-columns:.86fr 1.14fr;gap:28px;align-items:start}
    .deep-panel{background:var(--deep-2);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:28px}
    .rhythm-list{display:grid;gap:12px}
    .rhythm-item{display:grid;grid-template-columns:110px 1fr;gap:16px;padding:16px;border:1px solid rgba(255,255,255,.12);border-radius:8px;background:rgba(255,255,255,.04)}
    .rhythm-item strong{color:var(--primary);font-variant-numeric:tabular-nums}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .metric-card{padding:22px;border-left:4px solid var(--primary)}
    .metric-card strong{display:block;font-size:34px;line-height:1;font-weight:950;font-variant-numeric:tabular-nums;margin-bottom:8px}
    .feature-row{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:stretch}
    .feature-image{position:relative;overflow:hidden;border-radius:12px;min-height:360px}
    .feature-image img{width:100%;height:100%;object-fit:cover}
    .feature-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(12,17,16,.74),rgba(12,17,16,.05))}
    .feature-caption{position:absolute;left:24px;right:24px;bottom:22px;color:#fff;z-index:1}
    .case-stack{display:grid;gap:14px}
    .case-card{padding:20px}
    .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}
    .split-band{display:grid;grid-template-columns:.92fr 1.08fr;gap:28px;align-items:center}
    .split-band img{border-radius:12px;aspect-ratio:16/11;object-fit:cover;border:1px solid var(--line);box-shadow:var(--shadow-soft)}
    .check-list{display:grid;gap:12px;margin-top:18px}
    .check-list li{list-style:none;display:flex;gap:10px;align-items:flex-start;color:#33413e}
    .check-list li:before{content:"";width:9px;height:9px;background:var(--primary);border-radius:50%;margin-top:11px;flex:0 0 auto}
    .step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step-card{padding:20px;position:relative}
    .step-card em{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:8px;background:var(--deep);color:#fff;font-style:normal;font-weight:900;margin-bottom:16px}
    .news-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:24px}
    .news-lead{padding:24px;display:flex;flex-direction:column;justify-content:space-between;min-height:360px;background:linear-gradient(180deg,#fff,#eefaf7)}
    .news-list{display:grid;gap:12px}
    .news-card{padding:18px;display:grid;grid-template-columns:112px 1fr auto;gap:16px;align-items:center}
    .news-card time{font-weight:950;color:#007e6f;font-variant-numeric:tabular-nums}
    .filter-strip{display:flex;flex-wrap:wrap;gap:10px}
    .filter-chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 12px;font-weight:850;color:#33413e;transition:.2s ease}
    .filter-chip:hover,.filter-chip.active{border-color:var(--primary);background:#e9fbf7;color:#007e6f}
    .faq-list{display:grid;gap:12px}
    .faq-item{border:1px solid var(--line);border-radius:8px;background:#fff;overflow:hidden}
    .faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;background:#fff;border:0;padding:18px 20px;font-weight:900;color:var(--ink)}
    .faq-question:hover{background:#f4fbf9}
    .faq-question:focus-visible{outline:3px solid rgba(0,214,179,.25);outline-offset:-3px}
    .faq-answer{display:none;padding:0 20px 20px;color:var(--muted)}
    .faq-item.open .faq-answer{display:block}
    .faq-mark{color:#007e6f;font-weight:950}
    .contact-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:26px;align-items:start}
    .contact-panel{padding:28px}
    .contact-form{display:grid;gap:14px}
    .field label{display:block;font-weight:850;margin-bottom:7px}
    .field input,.field textarea,.field select{width:100%;border:1px solid var(--line);border-radius:8px;background:#fff;padding:12px 13px;color:var(--ink);transition:.2s ease}
    .field textarea{min-height:128px;resize:vertical}
    .field input:focus,.field textarea:focus,.field select:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,214,179,.14)}
    .hint{font-size:13px;color:var(--muted)}
    .error-slot{min-height:18px;font-size:12px;color:var(--danger)}
    .site-footer{background:var(--deep);color:#eef8f5;padding:58px 0 28px}
    .footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:32px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.12)}
    .site-footer .brand{color:#fff}
    .footer-title{font-weight:900;margin-bottom:14px;color:#fff}
    .footer-links{display:grid;gap:8px;color:#b7c8c3}
    .footer-links a{transition:.2s ease}
    .footer-links a:hover{color:var(--primary);transform:translateX(2px)}
    .footer-bottom{display:flex;flex-wrap:wrap;gap:14px 22px;color:#b7c8c3;font-size:14px;padding-top:22px}
    .footer-bottom a:hover{color:var(--primary)}
    @media (max-width:1120px){
      .desktop-nav{display:none}
      .mobile-toggle{display:flex}
      .search-box{width:210px}
      .page-hero-inner,.deep-grid,.feature-row,.split-band,.news-layout,.contact-wrap{grid-template-columns:1fr}
      .compact-grid,.metric-grid,.step-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:767px){
      .site-container{width:min(100% - 28px,1240px)}
      .section{padding:52px 0}
      .section-tight{padding:40px 0}
      .nav-wrap{height:66px}
      .brand{font-size:19px}
      .brand-mark{width:34px;height:34px}
      .search-box{display:none}
      .nav-actions .btn-primary{padding:10px 12px;min-height:40px;font-size:14px}
      .page-hero-inner{padding:38px 0;gap:22px}
      .hero-copy{font-size:16px}
      .scoreboard,.zone-layout,.compact-grid,.metric-grid,.step-grid,.news-card{grid-template-columns:1fr}
      .rhythm-item{grid-template-columns:1fr}
      .section-head{display:block}
      .feature-image{min-height:280px}
      .news-card{align-items:start}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:grid;gap:8px}
    }
    @media (max-width:520px){
      .btn{width:100%}
      .hero-strip .badge{width:100%;justify-content:center}
      .contact-panel{padding:20px}
      .zone-body,.info-card,.case-card,.step-card,.news-lead{padding:18px}
    }

/* roulang page: category7 */
:root{
      --primary:#00d6b3;--primary-dark:#009f89;--accent:#ff7a2f;--violet:#7c5cff;
      --ink:#151918;--muted:#64706d;--soft:#f4f7f6;--panel:#fff;--line:#dfe7e4;
      --deep:#0c1110;--deep-2:#161d1b;--success:#16a34a;--warning:#f59e0b;
      --radius:8px;--radius-lg:12px;--shadow:0 12px 34px rgba(12,17,16,.08);
      --shadow-soft:0 8px 22px rgba(12,17,16,.06)
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:#f7faf9;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.78;text-rendering:optimizeLegibility}
    a{color:inherit;text-decoration:none} img{display:block;max-width:100%;height:auto} button,input,textarea,select{font:inherit} button{cursor:pointer}
    .site-container{width:min(1240px,calc(100% - 40px));margin-inline:auto}
    .section{padding:76px 0}.section-tight{padding:54px 0}.section-soft{background:var(--soft)}.section-dark{background:var(--deep);color:#f5fffc}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}
    .section-head h2{font-size:clamp(26px,3vw,38px);line-height:1.24;margin:0;font-weight:850}
    .section-head p{max-width:650px;margin:10px 0 0;color:var(--muted);font-size:17px}
    .section-dark .section-head p,.section-dark .muted{color:#b7c8c3}.muted{color:var(--muted)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary-dark);font-weight:800;font-size:14px;margin-bottom:10px}
    .eyebrow:before{content:"";width:26px;height:3px;background:var(--primary);border-radius:99px}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:saturate(150%) blur(14px);border-bottom:1px solid rgba(223,231,228,.86);box-shadow:0 6px 22px rgba(12,17,16,.04)}
    .nav-wrap{height:74px;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .brand{display:flex;align-items:center;gap:10px;min-width:max-content;font-weight:900;font-size:21px}
    .brand-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--deep) 0%,#25302d 46%,var(--primary) 47%,var(--primary) 100%);position:relative;box-shadow:0 10px 20px rgba(0,214,179,.18)}
    .brand-mark:after{content:"";position:absolute;left:9px;top:11px;width:20px;height:13px;border-top:3px solid #fff;border-right:3px solid #fff;transform:skewX(-18deg)}
    .desktop-nav{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}
    .desktop-nav a,.mobile-menu a{font-weight:750;font-size:14px;white-space:nowrap;transition:.2s ease}
    .desktop-nav a{padding:9px 10px;border-radius:8px;color:#26302d}.desktop-nav a:hover,.desktop-nav a.active{background:#e9fbf7;color:#007e6f}
    .nav-actions{display:flex;align-items:center;gap:10px}.search-box{height:40px;width:190px;border:1px solid var(--line);border-radius:999px;background:#fff;display:flex;align-items:center;gap:8px;padding:0 13px;color:var(--muted);transition:.2s}
    .search-box input{width:100%;border:0;outline:0;background:transparent;color:var(--ink);font-size:14px}.search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,214,179,.14)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:8px;padding:11px 17px;font-weight:850;line-height:1.2;transition:.22s;min-height:44px}
    .btn-primary{background:var(--primary);color:#05201b;box-shadow:0 12px 24px rgba(0,214,179,.24)}.btn-primary:hover{transform:translateY(-2px);background:#18e4c5;box-shadow:0 16px 28px rgba(0,214,179,.32)}
    .btn-secondary{background:#fff;color:var(--ink);border-color:var(--line)}.btn-secondary:hover{border-color:var(--primary);color:#007e6f;transform:translateY(-2px)}
    .btn-dark{background:var(--deep);color:#fff}.btn-dark:hover{background:#202a27;transform:translateY(-2px)}
    .btn-text{color:#007e6f;font-weight:850;display:inline-flex;align-items:center;gap:6px}.btn-text:hover{text-decoration:underline;text-underline-offset:4px}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:8px;width:42px;height:42px;align-items:center;justify-content:center}
    .mobile-menu{display:none;border-top:1px solid var(--line);padding:12px 0 18px}.mobile-menu a{display:block;padding:11px 4px;border-bottom:1px solid rgba(223,231,228,.75)}.mobile-menu a.active{color:#007e6f}.mobile-menu.open{display:block}
    .page-hero{min-height:420px;background-image:linear-gradient(90deg,rgba(7,12,11,.9),rgba(7,12,11,.58)),url('/assets/images/backpic/back-3.webp');background-size:cover;background-position:center;color:#fff;display:flex;align-items:center}
    .hero-inner{padding:78px 0;display:grid;grid-template-columns:1fr 360px;gap:60px;align-items:center}.hero-inner h1{font-size:clamp(38px,5vw,64px);line-height:1.1;margin:0 0 18px;font-weight:950}.hero-lead{font-size:18px;color:#e2f1ed;max-width:720px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}.score-panel{background:rgba(12,17,16,.78);border:1px solid rgba(0,214,179,.35);padding:24px;border-radius:12px;box-shadow:0 20px 44px rgba(0,0,0,.22)}
    .score-panel h3{margin:0 0 15px;font-size:18px}.score-line{display:flex;justify-content:space-between;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.12);color:#c4d5d0}.score-line:last-child{border:0}.score-line b{color:var(--primary);font-variant-numeric:tabular-nums}
    .badge{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;font-size:12px;font-weight:850;background:#e9fbf7;color:#007e6f}.badge-orange{background:#fff0e8;color:#c9581d}.badge-dark{background:#1d2a27;color:#7ff5df}
    .card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft);transition:.22s ease}.card:hover{border-color:rgba(0,214,179,.55);box-shadow:var(--shadow);transform:translateY(-3px)}
    .service-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}.feature-card{padding:30px}.feature-card h3{font-size:25px;margin:16px 0 8px}.feature-card p{color:var(--muted);margin:0}
    .icon-box{width:46px;height:46px;border-radius:9px;display:grid;place-items:center;background:#e9fbf7;color:#007e6f;font-size:22px;font-weight:900}.service-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.service-item{padding:20px}.service-item h3{font-size:17px;margin:10px 0 5px}.service-item p{font-size:14px;color:var(--muted);margin:0}
    .numbers{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#31403b;border:1px solid #31403b}.number{background:var(--deep-2);padding:28px 24px}.number strong{font-size:39px;line-height:1;color:var(--primary);font-variant-numeric:tabular-nums}.number span{display:block;color:#b7c8c3;margin-top:10px;font-size:14px}
    .split{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center}.split img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:12px}.split h2{font-size:clamp(27px,3vw,40px);line-height:1.25;margin:0 0 15px}.split p{color:var(--muted)}
    .case-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}.case-card{overflow:hidden}.case-card img{width:100%;aspect-ratio:16/9;object-fit:cover}.case-copy{padding:22px}.case-copy h3{font-size:21px;margin:10px 0 6px}.case-copy p{color:var(--muted);margin:0 0 12px}.case-points{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:#465551}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:2px solid var(--primary)}.step{padding:24px 20px 10px;border-right:1px solid var(--line);position:relative}.step:last-child{border:0}.step:before{content:"";position:absolute;top:-10px;left:20px;width:18px;height:18px;border-radius:50%;background:var(--primary);border:4px solid var(--soft)}.step b{font-size:14px;color:var(--primary-dark)}.step h3{font-size:18px;margin:10px 0 5px}.step p{font-size:14px;color:var(--muted);margin:0}
    .standards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.standard{padding:24px}.standard h3{margin:12px 0 7px;font-size:19px}.standard p{margin:0;color:var(--muted);font-size:15px}
    .faq-list{max-width:900px;margin:auto}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;padding:20px 4px;background:none;border:0;display:flex;justify-content:space-between;text-align:left;font-weight:850;font-size:17px}.faq-question span:last-child{color:var(--primary-dark);font-size:24px}.faq-answer{display:none;color:var(--muted);padding:0 40px 20px 4px}.faq-item.open .faq-answer{display:block}.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .contact-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:34px}.contact-copy{padding:30px;background:var(--deep);color:#fff;border-radius:12px}.contact-copy p{color:#b7c8c3}.contact-meta{margin-top:28px;display:grid;gap:12px;color:#d4e5df}.contact-form{padding:30px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field{display:grid;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:14px;font-weight:800}.field input,.field textarea,.field select{width:100%;border:1px solid var(--line);border-radius:8px;padding:12px 14px;outline:0;background:#fff}.field textarea{min-height:130px;resize:vertical}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,214,179,.13)}.privacy{font-size:13px;color:var(--muted);margin:13px 0}
    .site-footer{background:var(--deep);color:#f5fffc;padding:58px 0 20px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}.footer-grid p{max-width:360px;color:#b7c8c3}.footer-title{font-weight:850;margin-bottom:12px}.footer-links{display:grid;gap:8px;color:#b7c8c3;font-size:14px}.footer-links a:hover,.footer-bottom a:hover{color:var(--primary)}.footer-bottom{border-top:1px solid #2a3935;margin-top:38px;padding-top:18px;display:flex;flex-wrap:wrap;gap:20px;color:#9eb1ab;font-size:13px}
    :focus-visible{outline:3px solid rgba(0,214,179,.55);outline-offset:3px}
    @media(max-width:1024px){.desktop-nav{gap:0}.desktop-nav a{padding-inline:6px;font-size:13px}.search-box{width:155px}.hero-inner{grid-template-columns:1fr 320px}.service-grid,.split,.contact-wrap{gap:24px}.numbers{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.site-container{width:min(100% - 28px,620px)}.desktop-nav,.nav-actions .search-box{display:none}.mobile-toggle{display:flex}.nav-wrap{height:66px}.hero-inner{grid-template-columns:1fr;gap:28px;padding:62px 0 68px}.page-hero{min-height:auto}.hero-inner h1{font-size:42px}.service-grid,.split,.case-grid,.contact-wrap{grid-template-columns:1fr}.process{grid-template-columns:1fr 1fr;border-top:0;gap:1px;background:var(--line)}.step{background:#fff;border:0!important;padding:24px 18px 18px}.step:before{display:none}.standards{grid-template-columns:1fr 1fr}.section{padding:56px 0}.section-head{display:block}.section-head p{font-size:15px}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:520px){.site-container{width:calc(100% - 28px)}.hero-inner h1{font-size:36px}.hero-lead{font-size:16px}.hero-actions .btn{width:100%}.numbers,.service-list,.standards,.form-grid{grid-template-columns:1fr}.number{padding:22px}.number strong{font-size:32px}.contact-form,.contact-copy:30px}.contact-copy{padding:24px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:grid;gap:8px}.brand{font-size:19px}}

/* roulang page: category6 */
:root{
      --primary:#00d6b3;--primary-dark:#009f89;--accent:#ff7a2f;--violet:#7c5cff;
      --ink:#151918;--muted:#64706d;--soft:#f4f7f6;--panel:#fff;--line:#dfe7e4;
      --deep:#0c1110;--deep-2:#161d1b;--success:#16a34a;--warning:#f59e0b;--danger:#ef4444;
      --radius:8px;--radius-lg:12px;--shadow:0 12px 34px rgba(12,17,16,.08);
      --shadow-soft:0 8px 22px rgba(12,17,16,.06)
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:#f7faf9;color:var(--ink);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.78;text-rendering:optimizeLegibility}
    a{color:inherit;text-decoration:none}
    img{display:block;width:100%;height:auto;object-fit:cover}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .site-container{width:min(1240px,calc(100% - 40px));margin:auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:saturate(150%) blur(14px);border-bottom:1px solid rgba(223,231,228,.86);box-shadow:0 6px 22px rgba(12,17,16,.04)}
    .nav-wrap{height:74px;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .brand{display:flex;align-items:center;gap:10px;min-width:max-content;font-weight:900;font-size:21px}
    .brand-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--deep) 0%,#25302d 46%,var(--primary) 47%,var(--primary) 100%);position:relative;box-shadow:0 10px 20px rgba(0,214,179,.18)}
    .brand-mark:after{content:"";position:absolute;left:9px;top:11px;width:20px;height:13px;border-top:3px solid #fff;border-right:3px solid #fff;transform:skewX(-18deg)}
    .desktop-nav{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}
    .desktop-nav a,.mobile-menu a{font-weight:750;font-size:14px}
    .desktop-nav a{padding:9px 10px;border-radius:8px;color:#26302d;transition:.2s}
    .desktop-nav a:hover,.desktop-nav a.active{background:#e9fbf7;color:#007e6f}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .search-box{height:40px;width:190px;border:1px solid var(--line);border-radius:999px;background:#fff;display:flex;align-items:center;gap:8px;padding:0 13px;color:var(--muted);transition:.2s}
    .search-box input{width:100%;border:0;outline:0;background:transparent;font-size:14px}
    .search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,214,179,.14)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:8px;padding:11px 17px;font-weight:850;line-height:1.2;min-height:44px;transition:.22s}
    .btn-primary{background:var(--primary);color:#05201b;box-shadow:0 12px 24px rgba(0,214,179,.24)}
    .btn-primary:hover{transform:translateY(-2px);background:#18e4c5;box-shadow:0 16px 28px rgba(0,214,179,.32)}
    .btn-secondary{background:#fff;color:var(--ink);border-color:var(--line)}
    .btn-secondary:hover{border-color:var(--primary);color:#007e6f;transform:translateY(-2px)}
    .btn-dark{background:var(--deep);color:#fff}.btn-dark:hover{background:#202a27;transform:translateY(-2px)}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:8px;width:42px;height:42px}
    .mobile-menu{display:none;border-top:1px solid var(--line);padding:12px 0 18px}
    .mobile-menu a{display:block;padding:11px 4px;border-bottom:1px solid rgba(223,231,228,.75)}
    .mobile-menu a.active{color:#007e6f}
    .mobile-menu.open{display:block}
    .section{padding:76px 0}.section-tight{padding:52px 0}.section-soft{background:var(--soft)}
    .section-dark{background:var(--deep);color:#f5fffc}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}
    .section-head h2{font-size:clamp(25px,3vw,38px);line-height:1.24;margin:0;font-weight:900}
    .section-head p{max-width:650px;margin:10px 0 0;color:var(--muted);font-size:17px}
    .section-dark .section-head p{color:#b7c8c3}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary-dark);font-weight:800;font-size:14px;margin-bottom:10px}
    .eyebrow:before{content:"";width:26px;height:3px;background:var(--primary);border-radius:99px}
    .hero{min-height:510px;background-image:linear-gradient(90deg,rgba(7,12,11,.9),rgba(7,12,11,.58)),url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;color:#fff;display:flex;align-items:center;position:relative}
    .hero:after{content:"";position:absolute;right:7%;bottom:35px;width:120px;height:4px;background:var(--primary);box-shadow:20px -12px 0 var(--accent),40px -24px 0 var(--violet);transform:skewX(-35deg)}
    .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:46px;align-items:center;padding:74px 0}
    .hero h1{font-size:clamp(38px,5vw,64px);line-height:1.1;margin:0 0 18px;font-weight:950}
    .hero p{font-size:18px;color:#e4f1ed;max-width:680px;margin:0 0 26px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .hero .btn-secondary{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.35);color:#fff}
    .creator-card{background:rgba(16,26,23,.86);border:1px solid rgba(0,214,179,.38);padding:24px;border-radius:12px;box-shadow:0 22px 46px rgba(0,0,0,.25)}
    .creator-top{display:flex;align-items:center;gap:15px;padding-bottom:19px;border-bottom:1px solid rgba(255,255,255,.13)}
    .avatar{width:58px;height:58px;border-radius:50%;background:url('/assets/images/coverpic/cover-6.webp') center/cover;border:3px solid var(--primary)}
    .creator-card h3{margin:0;font-size:21px}.creator-card small{color:#b7c8c3}
    .metric-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}
    .metric strong{display:block;font-size:24px;color:var(--primary);font-variant-numeric:tabular-nums}.metric span{font-size:12px;color:#b7c8c3}
    .crumb{font-size:14px;color:#91a59f;margin-bottom:22px}.crumb a:hover{color:var(--primary)}
    .intro-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:54px;align-items:start}
    .intro-grid h2{font-size:34px;line-height:1.3;margin:0 0 14px;font-weight:900}
    .intro-copy p{color:var(--muted);font-size:17px;margin:0 0 15px}
    .quote-box{border-left:4px solid var(--primary);background:#fff;padding:24px 28px;box-shadow:var(--shadow-soft);font-size:20px;font-weight:800;line-height:1.65}
    .community-layout{display:grid;grid-template-columns:1.28fr .72fr;gap:30px}
    .topic-list,.side-card,.feature-card,.flow-card,.faq-item,.contact-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft)}
    .topic-list{overflow:hidden}
    .topic-item{display:grid;grid-template-columns:96px 1fr auto;gap:18px;align-items:center;padding:21px 24px;border-bottom:1px solid var(--line);transition:.2s}
    .topic-item:last-child{border-bottom:0}.topic-item:hover{background:#f1fcf9}
    .topic-date{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
    .topic-item h3{margin:0 0 5px;font-size:18px}.topic-item p{margin:0;color:var(--muted);font-size:14px}
    .arrow{color:var(--primary-dark);font-size:22px}
    .side-card{padding:24px}.side-card h3{margin:0 0 16px;font-size:21px}.side-card ul{list-style:none;padding:0;margin:0}
    .side-card li{padding:12px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:12px}.side-card li:last-child{border:0}
    .tag{display:inline-flex;padding:4px 9px;border-radius:5px;background:#e8faf6;color:#007e6f;font-size:12px;font-weight:800}
    .dark-band{background:var(--deep);color:#fff;position:relative;overflow:hidden}.dark-band:before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(120deg,transparent 0 58px,rgba(0,214,179,.06) 59px 60px)}
    .dark-band .site-container{position:relative}
    .stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#33403b;border:1px solid #33403b}
    .stat-cell{background:var(--deep-2);padding:25px}.stat-cell strong{font-size:37px;color:var(--primary);font-variant-numeric:tabular-nums}.stat-cell span{display:block;color:#b7c8c3;font-size:14px}
    .feature-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:25px}.feature-card{overflow:hidden}.feature-card img{aspect-ratio:16/8}.feature-body{padding:23px}.feature-body h3{font-size:23px;margin:8px 0}.feature-body p{color:var(--muted);margin:0 0 14px}
    .mini-grid{display:grid;gap:14px}.mini-card{display:flex;gap:16px;padding:17px;background:#fff;border:1px solid var(--line);border-radius:8px;transition:.2s}.mini-card:hover{border-color:var(--primary);transform:translateX(3px)}.mini-card img{width:112px;height:84px;border-radius:6px}.mini-card h3{font-size:16px;margin:0 0 5px}.mini-card p{margin:0;color:var(--muted);font-size:13px}
    .flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.flow-card{padding:22px;position:relative}.flow-number{font-size:13px;color:var(--accent);font-weight:900}.flow-card h3{margin:9px 0 7px;font-size:19px}.flow-card p{margin:0;color:var(--muted);font-size:14px}
    .split-copy{display:grid;grid-template-columns:.8fr 1.2fr;gap:46px;align-items:center}.split-copy h2{font-size:34px;line-height:1.3;margin:0 0 12px}.split-copy p{color:var(--muted);font-size:17px}.check-list{display:grid;gap:13px}.check-list div{padding:16px 18px;background:#fff;border-left:3px solid var(--primary);box-shadow:var(--shadow-soft)}.check-list b{display:block;margin-bottom:3px}.check-list span{color:var(--muted);font-size:14px}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.faq-item{padding:0;overflow:hidden}.faq-q{width:100%;padding:19px 22px;border:0;background:#fff;text-align:left;font-weight:850;display:flex;justify-content:space-between;gap:15px}.faq-q:hover{color:var(--primary-dark);background:#f4fcfa}.faq-a{display:none;padding:0 22px 20px;color:var(--muted);font-size:15px}.faq-item.open .faq-a{display:block}.faq-item.open .faq-q span{transform:rotate(45deg)}.faq-q span{font-size:22px;color:var(--primary-dark);transition:.2s}
    .contact-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:30px;align-items:stretch}.contact-panel{padding:27px}.contact-panel.dark{background:var(--deep);color:#fff;border-color:var(--deep)}.contact-panel h2{font-size:32px;line-height:1.3;margin:0 0 13px}.contact-panel p{color:var(--muted)}.dark p{color:#b7c8c3}.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field.full{grid-column:1/-1}.field label{display:block;font-size:14px;font-weight:800;margin-bottom:6px}.field input,.field textarea{width:100%;border:1px solid var(--line);border-radius:7px;padding:12px 13px;outline:0;background:#fbfdfc}.field textarea{min-height:118px;resize:vertical}.field input:focus,.field textarea:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,214,179,.13)}.privacy{font-size:12px;color:var(--muted);margin:0}
    .site-footer{background:var(--deep);color:#fff;padding:56px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}.footer-grid .brand{color:#fff}.footer-grid p{color:#b7c8c3;font-size:14px}.footer-title{font-weight:900;margin-bottom:13px}.footer-links{display:grid;gap:8px;color:#b7c8c3;font-size:14px}.footer-links a:hover,.footer-bottom a:hover{color:var(--primary)}.footer-bottom{border-top:1px solid #2c3935;margin-top:35px;padding-top:18px;display:flex;flex-wrap:wrap;gap:18px;color:#8fa39d;font-size:12px}
    @media(max-width:1024px){.desktop-nav{gap:0}.desktop-nav a{padding:8px 6px;font-size:13px}.search-box{width:150px}.hero-grid,.intro-grid,.community-layout,.feature-grid,.split-copy,.contact-wrap{grid-template-columns:1fr 1fr}.flow-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:767px){.site-container{width:min(100% - 28px,600px)}.nav-wrap{height:66px}.desktop-nav,.nav-actions .search-box{display:none}.mobile-toggle{display:flex}.hero{min-height:620px}.hero-grid,.intro-grid,.community-layout,.feature-grid,.split-copy,.contact-wrap{grid-template-columns:1fr;gap:24px}.hero-grid{padding:55px 0 85px}.hero h1{font-size:42px}.hero p{font-size:16px}.section{padding:53px 0}.section-head{display:block}.section-head p{font-size:15px}.stat-grid{grid-template-columns:1fr 1fr}.stat-cell{padding:18px}.stat-cell strong{font-size:29px}.topic-item{grid-template-columns:1fr auto;gap:4px 12px;padding:18px}.topic-date{grid-column:1/-1}.topic-item p{font-size:13px}.faq-grid{grid-template-columns:1fr}.contact-form{grid-template-columns:1fr}.field.full{grid-column:auto}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{display:grid;gap:6px}.mini-card img{width:92px;height:75px}}
    @media(max-width:520px){.hero-actions .btn{width:100%}.creator-card{padding:19px}.flow-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.stat-cell strong{font-size:25px}}