/* roulang page: index */
:root{
      --ink:#102c3a;
      --ink-deep:#071d2a;
      --muted:#6a7c84;
      --paper:#f5f8f6;
      --white:#ffffff;
      --line:#dce8e5;
      --brand:#0c8b79;
      --brand-dark:#076556;
      --mint:#d9f2e9;
      --lime:#d8f067;
      --orange:#f08b52;
      --shadow:0 18px 55px rgba(13,44,50,.11);
      --shadow-sm:0 8px 24px rgba(13,44,50,.08);
      --radius:24px;
      --radius-sm:14px;
      --container:1240px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.78;font-size:16px}
    img{max-width:100%;display:block}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    button,input,textarea,select{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(216,240,103,.9);outline-offset:3px}
    .container{width:min(calc(100% - 44px),var(--container));margin-inline:auto}
    .topline{background:var(--ink-deep);color:#c8ded9;font-size:13px}
    .topline .container{display:flex;justify-content:space-between;align-items:center;min-height:36px}
    .topline strong{color:var(--lime);font-weight:700}
    .header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(18px);border-bottom:1px solid rgba(220,232,229,.9)}
    .brand-row{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:24px;letter-spacing:-.04em;color:var(--ink-deep)}
    .brand-mark{width:40px;height:40px;border-radius:13px;background:var(--brand);display:grid;place-items:center;color:#fff;box-shadow:inset 0 -5px 0 rgba(0,0,0,.12);font-size:21px}
    .brand small{display:block;font-size:11px;letter-spacing:.14em;color:var(--muted);font-weight:700;margin-top:-3px}
    .brand-text{line-height:1.1}
    .header-actions{display:flex;align-items:center;gap:12px}
    .search{display:flex;align-items:center;border:1px solid var(--line);border-radius:999px;height:42px;padding:0 15px;background:#fbfdfc;color:var(--muted)}
    .search input{border:0;background:transparent;outline:0;width:130px;color:var(--ink)}
    .search button{border:0;background:none;cursor:pointer;color:var(--brand);padding:0 2px}
    .nav-row{border-top:1px solid #edf3f0}
    .nav-scroll{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none}
    .nav-scroll::-webkit-scrollbar{display:none}
    .nav-link{display:inline-flex;align-items:center;white-space:nowrap;padding:13px 16px 14px;color:#51666d;font-size:14px;font-weight:700;border-bottom:3px solid transparent}
    .nav-link:hover,.nav-link.active{color:var(--brand-dark);border-bottom-color:var(--lime);background:#f5fbf8}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:8px 11px;color:var(--brand);cursor:pointer}
    .hero{position:relative;overflow:hidden;color:#fff;background:var(--ink-deep) url('/assets/images/backpic/back-1.webp') center/cover no-repeat;min-height:650px;display:flex;align-items:center}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,27,38,.96) 0%,rgba(7,35,43,.78) 52%,rgba(7,35,43,.22) 100%)}
    .hero .container{position:relative;z-index:1;padding:76px 0 88px}
    .hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(400px,.9fr);gap:70px;align-items:center}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--lime);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--lime)}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(42px,6vw,78px);line-height:1.09;letter-spacing:-.065em;margin:18px 0 24px;max-width:700px}
    .hero-copy{font-size:18px;line-height:1.95;color:#d6e9e4;max-width:680px;margin-bottom:30px}
    .button-group{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:34px}
    .button{border:0;border-radius:999px;padding:13px 23px;font-weight:800;line-height:1.4;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:.25s ease}
    .button:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(0,0,0,.15)}
    .button.primary{background:var(--lime);color:var(--ink-deep)}
    .button.secondary{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.4);color:#fff}
    .button.dark{background:var(--ink-deep);color:#fff}
    .button.outline{background:transparent;border:1px solid var(--line);color:var(--brand-dark)}
    .hero-stats{display:flex;gap:32px;flex-wrap:wrap}
    .hero-stat{border-left:1px solid rgba(255,255,255,.28);padding-left:15px}
    .hero-stat strong{display:block;color:#fff;font-size:25px;line-height:1.2}
    .hero-stat span{font-size:12px;color:#b8d3ce}
    .hero-stage{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);border-radius:30px;padding:16px;box-shadow:0 30px 70px rgba(0,0,0,.25);transform:rotate(1.5deg)}
    .stage-image{height:260px;border-radius:21px;overflow:hidden;position:relative}
    .stage-image img{width:100%;height:100%;object-fit:cover}
    .stage-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,27,38,.72),transparent 60%)}
    .stage-label{position:absolute;z-index:1;left:22px;bottom:18px;color:#fff}
    .stage-label span{font-size:12px;color:var(--lime);font-weight:800}
    .stage-label strong{display:block;font-size:25px;margin-top:5px}
    .stage-panel{background:#fff;color:var(--ink);margin-top:14px;border-radius:20px;padding:19px}
    .stage-panel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
    .stage-panel-head strong{font-size:17px}
    .live-dot{font-size:12px;color:#e26b42;font-weight:800}
    .live-dot:before{content:"";display:inline-block;width:7px;height:7px;background:#e26b42;border-radius:50%;margin-right:6px}
    .match-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-top:1px solid #edf1ef;font-size:13px}
    .match-row b{font-size:16px}
    .match-meta{color:var(--muted);font-size:12px}
    .flash{background:var(--lime);color:var(--ink-deep)}
    .flash .container{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:62px}
    .flash strong{font-size:15px}
    .countdown{display:flex;align-items:center;gap:7px;font-weight:900}
    .countdown i{font-style:normal;min-width:35px;padding:4px 7px;background:var(--ink-deep);border-radius:7px;color:#fff;text-align:center}
    section{padding:92px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}
    .section-kicker{color:var(--brand);font-size:13px;font-weight:900;letter-spacing:.13em;text-transform:uppercase;margin-bottom:10px}
    h2{font-size:clamp(30px,4vw,48px);line-height:1.18;letter-spacing:-.05em;margin-bottom:14px;color:var(--ink-deep)}
    .section-intro{max-width:650px;color:var(--muted);font-size:16px;margin-bottom:0}
    .text-link{color:var(--brand-dark);font-weight:800;border-bottom:1px solid var(--brand);padding-bottom:3px}
    .benefits{background:#fff}
    .benefit-grid{display:grid;grid-template-columns:1.05fr .95fr .95fr;gap:18px}
    .benefit-card{min-height:245px;padding:28px;border:1px solid var(--line);border-radius:var(--radius);position:relative;overflow:hidden;transition:.3s;background:#fff}
    .benefit-card:first-child{background:var(--brand);color:#fff;border-color:var(--brand)}
    .benefit-card:hover,.topic-card:hover,.news-card:hover,.quote:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm)}
    .benefit-no{font-size:13px;font-weight:900;opacity:.65}
    .benefit-card h3{font-size:25px;letter-spacing:-.04em;margin:35px 0 10px}
    .benefit-card p{font-size:14px;color:var(--muted);margin-bottom:0}
    .benefit-card:first-child p{color:#d9efea}
    .benefit-icon{position:absolute;right:24px;top:25px;font-size:28px;color:var(--orange)}
    .scenes{background:#edf5f1}
    .scene-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:36px;align-items:stretch}
    .scene-image{border-radius:var(--radius);min-height:470px;overflow:hidden;position:relative}
    .scene-image img{height:100%;width:100%;object-fit:cover}
    .scene-caption{position:absolute;left:24px;right:24px;bottom:23px;background:rgba(7,29,42,.84);border-radius:16px;padding:18px;color:#fff}
    .scene-caption strong{display:block;font-size:20px;margin-bottom:5px}
    .scene-caption span{font-size:13px;color:#b9d5cf}
    .scene-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .scene-item{background:#fff;border-radius:20px;padding:23px;border:1px solid rgba(203,222,216,.8)}
    .scene-item:nth-child(2){margin-top:38px}
    .scene-item:nth-child(3){margin-top:-38px}
    .scene-item b{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;background:var(--mint);color:var(--brand-dark);margin-bottom:17px}
    .scene-item h3{font-size:18px;margin-bottom:8px}
    .scene-item p{font-size:14px;color:var(--muted);margin-bottom:0}
    .service-layout{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
    .service-image{border-radius:var(--radius);overflow:hidden;min-height:390px}
    .service-image img{height:100%;width:100%;object-fit:cover}
    .service-copy p{color:var(--muted)}
    .check-list{list-style:none;margin:25px 0 0;padding:0}
    .check-list li{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--line);font-size:15px}
    .check-list li:before{content:"✓";display:grid;place-items:center;flex:0 0 22px;height:22px;border-radius:50%;background:var(--mint);color:var(--brand-dark);font-weight:900;font-size:12px;margin-top:3px}
    .data-section{background:var(--ink-deep);color:#fff}
    .data-section h2{color:#fff}
    .data-section .section-intro{color:#bdd2ce}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.18);border-radius:var(--radius);overflow:hidden}
    .metric{background:#0a2937;padding:31px 25px;min-height:164px}
    .metric strong{display:block;color:var(--lime);font-size:39px;line-height:1.1;letter-spacing:-.05em}
    .metric span{display:block;color:#bfd4cf;font-size:14px;margin-top:12px}
    .metric small{display:block;color:#829f9a;font-size:12px;margin-top:4px}
    .topics{background:#fff}
    .topic-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr;grid-template-rows:220px 220px;gap:18px}
    .topic-card{border-radius:var(--radius);overflow:hidden;position:relative;color:#fff;transition:.3s}
    .topic-card:first-child{grid-row:span 2}
    .topic-card img{height:100%;width:100%;object-fit:cover}
    .topic-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(6,27,36,.88),rgba(6,27,36,.04) 70%)}
    .topic-content{position:absolute;z-index:1;left:23px;right:20px;bottom:21px}
    .topic-content span{font-size:12px;color:var(--lime);font-weight:800}
    .topic-content h3{font-size:22px;margin:5px 0 2px;color:#fff}
    .topic-content p{font-size:13px;color:#d1e0dc;margin:0}
    .app-section{background:#eef7f4}
    .app-layout{display:grid;grid-template-columns:.95fr 1.05fr;gap:50px;align-items:center}
    .app-copy h2{margin-bottom:16px}
    .app-copy p{color:var(--muted);font-size:16px}
    .app-buttons{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0}
    .install-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm)}
    .install-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}
    .install-head strong{font-size:19px}
    .install-head span{background:var(--mint);color:var(--brand-dark);font-size:12px;padding:4px 9px;border-radius:999px;font-weight:800}
    .install-step{display:flex;gap:14px;padding:15px 0;border-top:1px solid #edf2ef}
    .install-step b{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--ink-deep);color:var(--lime);font-size:13px;flex:0 0 30px}
    .install-step h3{font-size:15px;margin-bottom:2px}
    .install-step p{font-size:13px;color:var(--muted);margin:0}
    .security{background:#f9fbfa}
    .security-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}
    .security-card{padding:26px;background:#fff;border:1px solid var(--line);border-radius:20px}
    .security-card .seal{width:45px;height:45px;border-radius:14px;display:grid;place-items:center;background:var(--ink-deep);color:var(--lime);font-size:20px;margin-bottom:18px}
    .security-card h3{font-size:19px;margin-bottom:8px}
    .security-card p{font-size:14px;color:var(--muted);margin-bottom:0}
    .quotes{background:#dff1eb}
    .quote-layout{display:grid;grid-template-columns:1fr 1.4fr;gap:36px;align-items:start}
    .quote-lead{padding-right:30px}
    .quote-lead h2{max-width:420px}
    .quote-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .quote{background:#fff;border-radius:20px;padding:23px;transition:.3s}
    .quote:nth-child(2){margin-top:35px}
    .quote p{font-size:15px;color:var(--ink);margin-bottom:19px}
    .quote-user{display:flex;align-items:center;gap:11px;color:var(--muted);font-size:13px}
    .avatar{width:34px;height:34px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:900}
    .news{background:#fff}
    .news-layout{display:grid;grid-template-columns:1.3fr .7fr;gap:34px}
    .news-list{border-top:1px solid var(--line)}
    .news-card{display:grid;grid-template-columns:110px 1fr auto;gap:22px;align-items:center;border-bottom:1px solid var(--line);padding:21px 0;transition:.25s}
    .news-date{color:var(--brand);font-size:13px;font-weight:900}
    .news-card h3{font-size:18px;margin-bottom:5px}
    .news-card p{font-size:13px;color:var(--muted);margin:0}
    .news-card .text-link{font-size:13px;white-space:nowrap}
    .news-side{background:var(--ink-deep);color:#fff;border-radius:var(--radius);padding:27px;position:relative;overflow:hidden}
    .news-side:after{content:"";position:absolute;width:160px;height:160px;border:1px solid rgba(216,240,103,.35);border-radius:50%;right:-54px;top:-42px}
    .news-side h3{font-size:22px;color:#fff;margin-bottom:11px}
    .news-side p{font-size:14px;color:#bdd2ce}
    .side-list{list-style:none;padding:0;margin:23px 0 0}
    .side-list li{border-top:1px solid rgba(255,255,255,.18);padding:14px 0;font-size:14px}
    .side-list span{display:block;color:var(--lime);font-size:11px;margin-bottom:3px}
    .faq{background:#f0f6f3}
    .faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:55px}
    .faq-intro{position:sticky;top:140px;height:max-content}
    .faq-intro p{color:var(--muted)}
    .accordion{margin:0;background:transparent}
    .accordion-item{border:0;border-top:1px solid var(--line);background:transparent}
    .accordion-title{padding:21px 42px 21px 0;border:0;background:transparent;color:var(--ink-deep);font-size:17px;font-weight:800;position:relative}
    .accordion-title:before{display:none}
    .accordion-title:after{content:"+";position:absolute;right:4px;top:18px;color:var(--brand);font-size:25px;font-weight:400}
    .is-active>.accordion-title:after{content:"−"}
    .accordion-content{border:0;background:transparent;padding:0 42px 20px 0;color:var(--muted);font-size:14px}
    .form-section{background:#fff}
    .form-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:45px;align-items:start}
    .form-panel{background:#eef7f4;border-radius:var(--radius);padding:28px}
    .form-panel label{font-weight:800;font-size:13px;color:var(--ink-deep)}
    .form-panel input,.form-panel textarea,.form-panel select{border:1px solid #cfe1dc;border-radius:12px;background:#fff;box-shadow:none;margin:7px 0 16px;padding:12px 14px;height:auto}
    .form-panel textarea{min-height:112px;resize:vertical}
    .form-note{color:var(--muted);font-size:12px;margin-top:12px}
    .brand-story{background:var(--ink-deep);color:#fff}
    .story-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:65px;align-items:center}
    .brand-story h2{color:#fff}
    .brand-story p{color:#c1d7d1;font-size:16px}
    .story-image{border-radius:var(--radius);overflow:hidden;height:330px}
    .story-image img{height:100%;width:100%;object-fit:cover}
    .story-points{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:27px}
    .story-points div{border-top:1px solid rgba(255,255,255,.2);padding-top:13px}
    .story-points strong{display:block;color:var(--lime);font-size:25px}
    .story-points span{font-size:12px;color:#91afa9}
    .cta{padding:70px 0;background:var(--lime)}
    .cta-box{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{margin-bottom:8px}
    .cta p{margin:0;color:#425c54;max-width:650px}
    .footer{background:#071d2a;color:#b6ccc7;padding:54px 0 25px}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px;padding-bottom:42px}
    .footer .brand{color:#fff;margin-bottom:17px}
    .footer-intro{font-size:13px;max-width:300px;color:#8eaaa4}
    .footer h3{font-size:14px;color:#fff;margin-bottom:16px}
    .footer-links{list-style:none;padding:0;margin:0}
    .footer-links li{margin-bottom:9px;font-size:13px}
    .footer-links a:hover{color:var(--lime)}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:20px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12px;color:#789590}
    .footer-bottom a{color:#a8c9c0}
    .floating-cta{position:fixed;right:22px;bottom:22px;z-index:12;background:var(--ink-deep);color:#fff;border:1px solid rgba(216,240,103,.55);border-radius:999px;padding:10px 15px 10px 12px;display:flex;align-items:center;gap:9px;box-shadow:0 15px 35px rgba(0,0,0,.2);font-size:13px;font-weight:800}
    .floating-cta b{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--lime);color:var(--ink-deep)}
    @media(max-width:1024px){
      .hero-grid{gap:35px;grid-template-columns:1fr .9fr}
      .topic-grid{grid-template-columns:1fr 1fr;grid-template-rows:230px 180px 180px}
      .topic-card:first-child{grid-row:span 1;grid-column:span 2}
      .news-layout,.quote-layout,.form-layout{grid-template-columns:1fr}
      .faq-layout{gap:25px}
      .faq-intro{position:static}
    }
    @media(max-width:768px){
      .container{width:min(calc(100% - 30px),var(--container))}
      .topline .container{min-height:32px}
      .topline .container span:last-child{display:none}
      .brand-row{min-height:68px}
      .search{display:none}
      .mobile-toggle{display:block}
      .nav-row{display:none}
      .nav-row.open{display:block}
      .nav-scroll{padding:5px 0;display:grid;grid-template-columns:1fr 1fr;gap:0}
      .nav-link{border-bottom:1px solid var(--line);padding:12px 9px}
      .hero{min-height:auto}
      .hero .container{padding:65px 0}
      .hero-grid{grid-template-columns:1fr}
      .hero-stage{max-width:570px;transform:none}
      h1{font-size:47px}
      section{padding:65px 0}
      .section-head{display:block;margin-bottom:25px}
      .section-head .text-link{display:inline-block;margin-top:16px}
      .benefit-grid,.security-grid,.metric-grid{grid-template-columns:1fr 1fr}
      .scene-layout,.service-layout,.story-layout{grid-template-columns:1fr;gap:25px}
      .scene-image{min-height:310px}
      .scene-item:nth-child(2),.scene-item:nth-child(3){margin-top:0}
      .story-image{height:260px}
      .footer-grid{grid-template-columns:1fr 1fr}
      .cta-box{display:block}
      .cta .button{margin-top:20px}
    }
    @media(max-width:520px){
      body{font-size:15px}
      .brand{font-size:21px}
      .brand-mark{width:36px;height:36px}
      .hero-copy{font-size:16px}
      h1{font-size:40px}
      .hero-stats{gap:17px}
      .flash .container{display:block;padding:10px 0}
      .countdown{margin-top:7px}
      .benefit-grid,.security-grid,.metric-grid,.scene-list,.quote-list,.story-points{grid-template-columns:1fr}
      .benefit-card{min-height:205px}
      .topic-grid{display:block}
      .topic-card{height:220px;margin-bottom:14px}
      .topic-card:first-child{height:270px}
      .news-card{grid-template-columns:1fr;gap:5px}
      .news-card .text-link{margin-top:6px;width:max-content}
      .footer-grid{grid-template-columns:1fr}
      .floating-cta{right:12px;bottom:12px}
      .install-card,.form-panel{padding:20px}
    }

/* roulang page: category1 */
:root{
      --ink:#102c3a;--ink-deep:#071d2a;--muted:#6a7c84;--paper:#f5f8f6;
      --white:#fff;--line:#dce8e5;--brand:#0c8b79;--brand-dark:#076556;
      --mint:#d9f2e9;--lime:#d8f067;--orange:#f08b52;
      --shadow:0 18px 55px rgba(13,44,50,.11);--shadow-sm:0 8px 24px rgba(13,44,50,.08);
      --radius:24px;--radius-sm:14px;--container:1240px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.78}
    img{display:block;max-width:100%}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    button,input,textarea{font:inherit}
    a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(216,240,103,.95);outline-offset:3px}
    .container{width:min(calc(100% - 44px),var(--container));margin:auto}
    .header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.95);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
    .brand-row{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:24px;letter-spacing:-.04em;color:var(--ink-deep)}
    .brand-mark{width:40px;height:40px;border-radius:13px;background:var(--brand);display:grid;place-items:center;color:#fff;box-shadow:inset 0 -5px 0 rgba(0,0,0,.12);font-size:21px}
    .brand-text{line-height:1.1}.brand small{display:block;font-size:11px;letter-spacing:.14em;color:var(--muted);font-weight:700;margin-top:5px}
    .header-actions{display:flex;align-items:center;gap:12px}
    .search{height:42px;display:flex;align-items:center;padding:0 15px;border:1px solid var(--line);border-radius:999px;background:#fbfdfc;color:var(--muted)}
    .search input{width:125px;border:0;outline:0;background:transparent;color:var(--ink);font-size:14px}
    .search button{border:0;background:none;color:var(--brand);cursor:pointer;padding:0 3px}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:8px 12px;color:var(--brand);cursor:pointer}
    .nav-row{border-top:1px solid #edf3f0}.nav-scroll{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none}.nav-scroll::-webkit-scrollbar{display:none}
    .nav-link{display:inline-flex;white-space:nowrap;padding:13px 16px 14px;border-bottom:3px solid transparent;color:#51666d;font-size:14px;font-weight:700}
    .nav-link:hover,.nav-link.active{color:var(--brand-dark);border-bottom-color:var(--lime);background:#f5fbf8}
    .sub-hero{position:relative;overflow:hidden;color:#fff;background:var(--ink-deep) url('/assets/images/backpic/back-2.webp') center/cover no-repeat}
    .sub-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(5,27,38,.96),rgba(7,35,43,.72) 62%,rgba(7,35,43,.25))}
    .sub-hero .container{position:relative;padding:92px 0 96px}
    .hero-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
    .eyebrow,.section-kicker{color:var(--brand);font-size:13px;font-weight:900;letter-spacing:.13em}
    .sub-hero .eyebrow{color:var(--lime)}
    h1,h2,h3{margin:0;color:var(--ink-deep);line-height:1.23;letter-spacing:-.035em}
    h1{font-size:clamp(38px,5vw,66px);max-width:720px;margin:16px 0 22px}
    .sub-hero h1{color:#fff}.hero-copy{max-width:650px;color:#d6e9e4;font-size:18px;margin:0 0 30px}
    .button-group{display:flex;flex-wrap:wrap;gap:12px}.button{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;padding:13px 23px;font-weight:800;cursor:pointer;transition:.25s ease}
    .button:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(0,0,0,.15)}.primary{background:var(--lime);color:var(--ink-deep)}.secondary{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.4);color:#fff}.dark{background:var(--ink-deep);color:#fff}.outline{border:1px solid var(--line);background:#fff;color:var(--brand-dark)}
    .hero-board{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);padding:16px;border-radius:28px;box-shadow:0 30px 70px rgba(0,0,0,.25);transform:rotate(1deg)}
    .hero-board img{height:205px;width:100%;object-fit:cover;border-radius:19px}.board-body{background:#fff;color:var(--ink);border-radius:18px;margin-top:14px;padding:20px}
    .board-title{display:flex;justify-content:space-between;gap:12px;align-items:center}.board-title strong{font-size:18px}.live-dot{color:var(--brand);font-size:12px;font-weight:800}.live-dot:before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--orange);margin-right:6px}
    .board-list{margin-top:12px;border-top:1px solid var(--line)}.board-item{display:flex;justify-content:space-between;gap:15px;padding:11px 0;border-bottom:1px solid #edf1ef;font-size:13px}.board-item b{font-size:16px;color:var(--ink-deep)}
    section{padding:82px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}.section-head h2{font-size:clamp(28px,3.2vw,43px);margin-top:9px}.section-intro{max-width:640px;color:var(--muted);margin:0}
    .notice{background:var(--lime);color:var(--ink-deep);padding:17px 0}.notice-inner{display:flex;justify-content:space-between;align-items:center;gap:18px}.notice strong{font-size:17px}.notice a{font-weight:800;border-bottom:1px solid var(--ink-deep)}
    .number-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.number-card{background:#fff;padding:26px}.number-card strong{display:block;font-size:34px;color:var(--brand-dark);line-height:1.2}.number-card span{display:block;color:var(--muted);font-size:14px;margin-top:8px}
    .split{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:center}.visual-card{position:relative}.visual-card img{width:100%;height:400px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}.visual-note{position:absolute;right:-24px;bottom:25px;width:210px;padding:20px;border-radius:18px;background:var(--ink-deep);color:#fff;box-shadow:var(--shadow)}.visual-note b{display:block;color:var(--lime);font-size:27px}
    .check-list{list-style:none;margin:25px 0 0;padding:0}.check-list li{position:relative;padding:14px 0 14px 34px;border-bottom:1px solid var(--line)}.check-list li:before{content:"✓";position:absolute;left:0;top:14px;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;background:var(--mint);color:var(--brand-dark);font-weight:900}
    .feature-wrap{background:var(--ink-deep);color:#fff}.feature-wrap h2{color:#fff}.feature-wrap .section-intro{color:#b8d3ce}.feature-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:18px}.feature-card{min-height:220px;padding:28px;border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);background:rgba(255,255,255,.07)}.feature-card.large{grid-row:span 2;min-height:458px;background:var(--brand)}.feature-card h3{color:#fff;font-size:22px;margin:20px 0 10px}.feature-card p{color:#c6ddd8;margin:0}.feature-card.large p{color:#e0f0ea}.icon{display:grid;place-items:center;width:44px;height:44px;border-radius:14px;background:var(--lime);color:var(--ink-deep);font-weight:900;font-size:20px}
    .scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.scenario{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.3s}.scenario:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.scenario img{width:100%;height:170px;object-fit:cover}.scenario-body{padding:23px}.scenario-body h3{font-size:21px;margin-bottom:9px}.scenario-body p{color:var(--muted);margin:0}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}.step{padding:28px 24px 12px;border-right:1px solid var(--line);position:relative}.step:last-child{border-right:0}.step-num{color:var(--orange);font-size:14px;font-weight:900;letter-spacing:.1em}.step h3{font-size:19px;margin:14px 0 8px}.step p{color:var(--muted);font-size:14px;margin:0}
    .quote-area{background:#e8f3ef}.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.quote{background:#fff;border-radius:var(--radius);padding:30px;border:1px solid var(--line);transition:.3s}.quote:hover{box-shadow:var(--shadow-sm);transform:translateY(-4px)}.quote p{font-size:19px;color:var(--ink-deep);margin:0 0 22px}.quote footer{color:var(--muted);font-size:13px}
    .faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:15px;margin-bottom:12px;padding:18px 21px}.faq-list summary{font-weight:800;cursor:pointer;color:var(--ink-deep)}.faq-list p{color:var(--muted);margin:14px 0 0;font-size:14px}
    .cta{padding:50px 0;background:var(--brand);color:#fff}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{color:#fff;font-size:clamp(28px,4vw,44px)}.cta p{color:#d9eee8;margin:10px 0 0}.cta .button{flex:none}
    .footer{background:var(--ink-deep);color:#c5d8d4;padding:62px 0 20px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:45px}.footer .brand{color:#fff}.footer-intro{max-width:320px;color:#9dbab4;margin-top:22px;font-size:14px}.footer h3{color:#fff;font-size:16px;margin-bottom:16px}.footer-links{list-style:none;margin:0;padding:0}.footer-links li{margin:8px 0}.footer-links a{color:#a9c0bb;font-size:14px}.footer-links a:hover{color:var(--lime)}.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:42px;padding-top:19px;display:flex;flex-wrap:wrap;gap:12px 25px;justify-content:space-between;color:#8fa9a4;font-size:12px}.footer-bottom a:hover{color:var(--lime)}
    @media(max-width:900px){.hero-layout,.split,.faq-grid{grid-template-columns:1fr;gap:40px}.hero-board{max-width:620px}.feature-grid{grid-template-columns:1fr 1fr}.feature-card.large{grid-row:auto;min-height:280px}.number-grid,.steps{grid-template-columns:repeat(2,1fr)}.step:nth-child(2){border-right:0}.step:nth-child(-n+2){border-bottom:1px solid var(--line)}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:640px){.container{width:min(calc(100% - 30px),var(--container))}.brand-row{min-height:68px}.header-actions .search{display:none}.mobile-toggle{display:block}.nav-row{display:none}.nav-row.open{display:block}.nav-scroll{flex-wrap:wrap;padding:8px 0}.nav-link{padding:9px 11px}.sub-hero .container{padding:65px 0 70px}h1{font-size:39px}.hero-copy{font-size:16px}.hero-board img{height:165px}.notice-inner,.cta-inner{align-items:flex-start;flex-direction:column}.notice{padding:14px 0}section{padding:62px 0}.section-head{display:block;margin-bottom:25px}.section-intro{margin-top:15px}.number-grid,.feature-grid,.scenario-grid,.quote-grid,.steps{grid-template-columns:1fr}.number-card{padding:20px}.step{border-right:0;border-bottom:1px solid var(--line)!important;padding:22px 0}.step:last-child{border-bottom:0!important}.visual-card img{height:300px}.visual-note{right:12px;bottom:15px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:9px}}

/* roulang page: category2 */
:root{
      --ink:#102c3a;--ink-deep:#071d2a;--muted:#6a7c84;--paper:#f5f8f6;--white:#fff;
      --line:#dce8e5;--brand:#0c8b79;--brand-dark:#076556;--mint:#d9f2e9;--lime:#d8f067;
      --orange:#f08b52;--shadow:0 18px 55px rgba(13,44,50,.11);--shadow-sm:0 8px 24px rgba(13,44,50,.08);
      --radius:24px;--radius-sm:14px;--container:1240px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.78}
    img{display:block;max-width:100%}a{color:inherit;text-decoration:none;transition:.25s ease}
    button,input,textarea,select{font:inherit}
    a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(216,240,103,.95);outline-offset:3px}
    .container{width:min(calc(100% - 44px),var(--container));margin-inline:auto}
    .header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.95);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
    .brand-row{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:24px;letter-spacing:-.04em;color:var(--ink-deep)}
    .brand-mark{width:40px;height:40px;border-radius:13px;background:var(--brand);display:grid;place-items:center;color:#fff;box-shadow:inset 0 -5px 0 rgba(0,0,0,.12);font-size:21px}
    .brand-text{line-height:1.1}.brand small{display:block;font-size:11px;letter-spacing:.14em;color:var(--muted);font-weight:700;margin-top:5px}
    .header-actions{display:flex;align-items:center;gap:12px}.search{display:flex;align-items:center;border:1px solid var(--line);border-radius:999px;height:42px;padding:0 15px;background:#fbfdfc;color:var(--muted)}
    .search input{border:0;background:transparent;outline:0;width:130px;color:var(--ink)}.search button{border:0;background:none;cursor:pointer;color:var(--brand);padding:0 2px}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:8px 11px;color:var(--brand);cursor:pointer}
    .nav-row{border-top:1px solid #edf3f0}.nav-scroll{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none}.nav-scroll::-webkit-scrollbar{display:none}
    .nav-link{display:inline-flex;align-items:center;white-space:nowrap;padding:13px 16px 14px;color:#51666d;font-size:14px;font-weight:700;border-bottom:3px solid transparent}
    .nav-link:hover,.nav-link.active{color:var(--brand-dark);border-bottom-color:var(--lime);background:#f5fbf8}
    .page-hero{position:relative;overflow:hidden;background:var(--ink-deep) url('/assets/images/backpic/back-2.webp') center/cover no-repeat;color:#fff}
    .page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,27,38,.96),rgba(7,35,43,.72),rgba(7,35,43,.25))}
    .page-hero .container{position:relative;padding:82px 0 90px}.hero-layout{display:grid;grid-template-columns:1.12fr .88fr;gap:70px;align-items:center}
    .eyebrow,.section-kicker{color:var(--brand);font-size:13px;font-weight:900;letter-spacing:.13em}.page-hero .eyebrow{color:var(--lime)}
    h1,h2,h3,p{margin-top:0}h1{font-size:clamp(38px,5vw,68px);line-height:1.13;letter-spacing:-.055em;margin:18px 0 22px;color:#fff}
    h2{font-size:clamp(29px,3.5vw,46px);line-height:1.25;letter-spacing:-.04em;margin-bottom:15px;color:var(--ink-deep)}
    h3{font-size:20px;line-height:1.35;margin-bottom:10px;color:var(--ink-deep)}
    .hero-copy{max-width:650px;color:#d6e9e4;font-size:18px;line-height:1.95;margin-bottom:30px}
    .button-group{display:flex;flex-wrap:wrap;gap:12px}.button{border:0;border-radius:999px;padding:13px 23px;font-weight:800;line-height:1.4;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:.25s ease}
    .button:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(0,0,0,.15)}.button.primary{background:var(--lime);color:var(--ink-deep)}.button.secondary{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.4);color:#fff}.button.dark{background:var(--ink-deep);color:#fff}.button.outline{background:transparent;border:1px solid var(--line);color:var(--brand-dark)}
    .install-card{background:#fff;color:var(--ink);border-radius:28px;padding:25px;box-shadow:0 28px 70px rgba(0,0,0,.25);transform:rotate(1deg)}
    .install-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:17px;margin-bottom:18px}.install-top strong{font-size:20px}.status{font-size:12px;color:var(--brand-dark);background:var(--mint);padding:5px 10px;border-radius:99px;font-weight:800}
    .install-image{height:170px;border-radius:18px;overflow:hidden;margin-bottom:18px}.install-image img{height:100%;width:100%;object-fit:cover}
    .install-row{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-top:1px solid #edf1ef;font-size:14px}.install-row span{color:var(--muted)}.install-row b{color:var(--brand-dark)}
    section{padding:88px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}.section-kicker{margin-bottom:10px}.section-intro{max-width:670px;color:var(--muted);font-size:16px;margin-bottom:0}
    .split{display:grid;grid-template-columns:.86fr 1.14fr;gap:62px;align-items:center}.split.reverse{grid-template-columns:1.14fr .86fr}.visual{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:var(--ink-deep);min-height:330px}.visual img{width:100%;height:100%;min-height:330px;object-fit:cover}
    .copy-panel p{color:var(--muted);font-size:17px}.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-top:24px}.feature-item{display:flex;gap:12px;padding:17px;border:1px solid var(--line);background:#fff;border-radius:var(--radius-sm)}.feature-item b{display:block;margin-bottom:3px}.feature-item span{display:block;color:var(--muted);font-size:14px;line-height:1.65}.icon{width:30px;height:30px;flex:0 0 30px;border-radius:10px;background:var(--mint);color:var(--brand-dark);display:grid;place-items:center;font-weight:900}
    .dark-section{background:var(--ink-deep);color:#fff}.dark-section h2,.dark-section h3{color:#fff}.dark-section .section-intro,.dark-section p{color:#b9d1cd}
    .benefit-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:18px}.benefit-card{min-height:230px;padding:27px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:.3s}.benefit-card:first-child{background:var(--brand);color:#fff;border-color:var(--brand)}.benefit-card:first-child h3{color:#fff}.benefit-card:hover,.step:hover,.quote:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .benefit-card p{color:var(--muted);font-size:15px}.benefit-card:first-child p{color:#d9f2e9}.badge{display:inline-block;background:var(--lime);color:var(--ink-deep);font-weight:900;font-size:12px;border-radius:99px;padding:5px 10px;margin-bottom:22px}
    .device-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.device{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;display:flex;align-items:flex-start;gap:16px}.device strong{display:block}.device p{margin:4px 0 0;color:var(--muted);font-size:14px}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;counter-reset:step}.step{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;position:relative;transition:.3s}.step:before{counter-increment:step;content:"0" counter(step);display:block;color:var(--brand);font-size:34px;font-weight:900;line-height:1;margin-bottom:25px}.step p{color:var(--muted);font-size:14px}
    .quote-wrap{display:grid;grid-template-columns:1fr 1fr;gap:20px}.quote{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;transition:.3s}.quote p{font-size:19px;color:var(--ink);line-height:1.8}.quote small{color:var(--muted)}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:19px 22px}.faq-item summary{cursor:pointer;font-weight:800;list-style:none;display:flex;justify-content:space-between}.faq-item summary:after{content:"＋";color:var(--brand);font-size:21px}.faq-item[open] summary:after{content:"－"}.faq-item p{color:var(--muted);font-size:14px;margin:14px 0 0}
    .cta{padding:72px 0}.cta-box{background:var(--brand);color:#fff;border-radius:30px;padding:45px 55px;display:flex;justify-content:space-between;align-items:center;gap:30px;position:relative;overflow:hidden}.cta-box:after{content:"";position:absolute;width:250px;height:250px;border:35px solid rgba(216,240,103,.18);border-radius:50%;right:-55px;top:-100px}.cta-box h2{color:#fff;margin-bottom:8px}.cta-box p{color:#d9f2e9;margin-bottom:0}
    .footer{background:#071d2a;color:#d4e4e0;padding:65px 0 22px}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr .9fr;gap:40px;padding-bottom:45px}.footer .brand{color:#fff}.footer .brand small{color:#8ca8a4}.footer-intro{color:#9bb7b2;max-width:310px;font-size:14px;margin-top:18px}.footer h3{color:#fff;font-size:16px;margin-bottom:14px}.footer-links{list-style:none;margin:0;padding:0}.footer-links li{margin:8px 0}.footer-links a{color:#9bb7b2;font-size:14px}.footer-links a:hover{color:var(--lime)}.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:20px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:#87a29e;font-size:12px}.footer-bottom a:hover{color:var(--lime)}
    @media(max-width:900px){.hero-layout,.split,.split.reverse{grid-template-columns:1fr;gap:35px}.benefit-grid{grid-template-columns:1fr 1fr}.steps{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.header-actions .search{display:none}}
    @media(max-width:600px){.container{width:min(calc(100% - 30px),var(--container))}.brand-row{min-height:68px}.brand{font-size:20px}.brand-mark{width:36px;height:36px}.mobile-toggle{display:block}.nav-row{display:none}.nav-row.open{display:block}.nav-scroll{padding-bottom:2px}.page-hero .container{padding:62px 0 68px}h1{font-size:39px}.hero-copy{font-size:16px}.install-card{transform:none}.section-head{display:block}.section-head .section-intro{margin-top:13px}.feature-list,.benefit-grid,.device-grid,.quote-wrap,.faq-grid,.steps{grid-template-columns:1fr}.split{gap:25px}.visual,.visual img{min-height:240px}.cta-box{display:block;padding:34px 25px}.cta-box .button{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin:8px 0}}

/* roulang page: category3 */
:root{
 --ink:#102c3a;--ink-deep:#071d2a;--muted:#6a7c84;--paper:#f5f8f6;--white:#fff;
 --line:#dce8e5;--brand:#0c8b79;--brand-dark:#076556;--mint:#d9f2e9;
 --lime:#d8f067;--orange:#f08b52;--shadow:0 18px 55px rgba(13,44,50,.11);
 --shadow-sm:0 8px 24px rgba(13,44,50,.08);--radius:24px;--radius-sm:14px;--container:1240px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.78}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none;transition:.25s ease}
button,input,textarea,select{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(216,240,103,.95);outline-offset:3px}
.container{width:min(calc(100% - 44px),var(--container));margin:0 auto}
.topline{background:var(--ink-deep);color:#b5d1ca;font-size:12px}
.topline .container{display:flex;justify-content:space-between;align-items:center;min-height:36px}
.header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.95);backdrop-filter:blur(18px);border-bottom:1px solid rgba(220,232,229,.9)}
.brand-row{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:24px;letter-spacing:-.04em;color:var(--ink-deep)}
.brand-mark{width:40px;height:40px;border-radius:13px;background:var(--brand);display:grid;place-items:center;color:#fff;box-shadow:inset 0 -5px 0 rgba(0,0,0,.12);font-size:21px}
.brand-text{line-height:1.1}.brand small{display:block;font-size:11px;letter-spacing:.14em;color:var(--muted);font-weight:700;margin-top:5px}
.header-actions{display:flex;align-items:center;gap:12px}
.search{display:flex;align-items:center;border:1px solid var(--line);border-radius:999px;height:42px;padding:0 15px;background:#fbfdfc;color:var(--muted)}
.search input{border:0;background:transparent;outline:0;width:130px;color:var(--ink)}.search button{border:0;background:none;cursor:pointer;color:var(--brand);padding:0 2px}
.nav-row{border-top:1px solid #edf3f0}.nav-scroll{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none}.nav-scroll::-webkit-scrollbar{display:none}
.nav-link{display:inline-flex;align-items:center;white-space:nowrap;padding:13px 16px 14px;color:#51666d;font-size:14px;font-weight:700;border-bottom:3px solid transparent}
.nav-link:hover,.nav-link.active{color:var(--brand-dark);border-bottom-color:var(--lime);background:#f5fbf8}
.mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:8px 11px;color:var(--brand);cursor:pointer}
.flash{background:var(--lime);color:var(--ink-deep)}.flash .container{display:flex;justify-content:space-between;align-items:center;gap:20px;min-height:62px}.flash b{font-size:14px}.countdown{display:flex;gap:7px;align-items:center;font-weight:900}.time{background:var(--ink-deep);color:#fff;padding:4px 9px;border-radius:8px;min-width:35px;text-align:center}
.hero{position:relative;overflow:hidden;color:#fff;background:var(--ink-deep) url('/assets/images/backpic/back-2.webp') center/cover no-repeat;min-height:560px;display:flex;align-items:center}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,27,38,.96),rgba(7,35,43,.78) 55%,rgba(7,35,43,.22))}
.hero .container{position:relative;z-index:1;padding:72px 0}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
.eyebrow,.section-kicker{color:var(--brand);font-size:13px;font-weight:900;letter-spacing:.13em}.hero .eyebrow{color:var(--lime)}.eyebrow:before{content:"";display:inline-block;width:24px;height:2px;background:var(--lime);vertical-align:middle;margin-right:8px}
h1,h2,h3,p{margin-top:0}h1{font-size:clamp(38px,5vw,67px);line-height:1.13;letter-spacing:-.055em;margin:18px 0 22px;color:#fff}h2{font-size:clamp(28px,3.4vw,44px);line-height:1.25;letter-spacing:-.04em;margin-bottom:14px;color:var(--ink-deep)}h3{font-size:21px;line-height:1.35;color:var(--ink-deep)}
.hero-copy{font-size:18px;line-height:1.95;color:#d6e9e4;max-width:650px;margin-bottom:28px}.button-group{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:27px}
.button{border:0;border-radius:999px;padding:13px 23px;font-weight:800;line-height:1.4;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:.25s ease}
.button:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(0,0,0,.15)}.button.primary{background:var(--lime);color:var(--ink-deep)}.button.secondary{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.4);color:#fff}.button.dark{background:var(--ink-deep);color:#fff}.button.outline{background:transparent;border:1px solid var(--line);color:var(--brand-dark)}
.hero-stats{display:flex;gap:30px;flex-wrap:wrap}.hero-stat{border-left:1px solid rgba(255,255,255,.28);padding-left:15px}.hero-stat strong{display:block;color:#fff;font-size:25px;line-height:1.2}.hero-stat span{font-size:12px;color:#b8d3ce}
.live-card{background:#fff;color:var(--ink);border-radius:30px;padding:15px;box-shadow:0 30px 70px rgba(0,0,0,.28);transform:rotate(1.5deg)}.live-photo{height:225px;border-radius:21px;overflow:hidden;position:relative}.live-photo img{width:100%;height:100%;object-fit:cover}.live-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,27,38,.75),transparent 60%)}.live-tag{position:absolute;z-index:1;left:20px;top:18px;background:var(--orange);padding:4px 10px;border-radius:99px;font-size:12px;font-weight:800;color:#fff}.live-caption{position:absolute;z-index:1;left:20px;bottom:15px;color:#fff}.live-caption strong{display:block;font-size:23px}.live-info{padding:17px 5px 3px}.live-info-head{display:flex;justify-content:space-between;gap:12px;align-items:center}.live-info-head span{color:var(--brand);font-size:13px;font-weight:800}.match-line{display:flex;justify-content:space-between;border-top:1px solid var(--line);margin-top:11px;padding-top:11px;font-size:14px}.match-line b{font-size:17px}
section{padding:82px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}.section-intro{max-width:650px;color:var(--muted);margin-bottom:0}.section-kicker{margin-bottom:9px}
.metric-strip{background:#fff;border-bottom:1px solid var(--line);padding:25px 0}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.metric{padding-left:20px;border-left:3px solid var(--mint)}.metric strong{display:block;font-size:28px;color:var(--brand-dark);line-height:1.2}.metric span{font-size:13px;color:var(--muted)}
.feature-zone{background:var(--mint)}.feature-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:58px;align-items:center}.feature-image{border-radius:30px;overflow:hidden;box-shadow:var(--shadow);min-height:390px}.feature-image img{width:100%;height:100%;object-fit:cover}.feature-list{display:grid;gap:18px;margin-top:25px}.feature-item{display:flex;gap:15px;padding:18px 0;border-bottom:1px solid rgba(12,139,121,.18)}.feature-icon{width:33px;height:33px;border-radius:10px;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:900;flex:none}
.schedule{background:var(--ink-deep);color:#fff}.schedule h2,.schedule h3{color:#fff}.schedule .section-intro{color:#b8d3ce}.schedule-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}.schedule-panel{background:#123b48;border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:26px}.schedule-row{display:grid;grid-template-columns:90px 1fr auto;gap:18px;align-items:center;padding:18px 0;border-bottom:1px solid rgba(255,255,255,.12)}.schedule-row:last-child{border-bottom:0}.schedule-row time{color:var(--lime);font-weight:800}.schedule-row small{display:block;color:#9dbcb6;font-size:12px}.state{border:1px solid rgba(216,240,103,.5);color:var(--lime);border-radius:99px;padding:5px 11px;font-size:12px;font-weight:800}
.scenes{background:#fff}.scene-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}.scene-card{border:1px solid var(--line);border-radius:var(--radius);padding:27px;background:#fbfdfc;min-height:210px;transition:.3s}.scene-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:#a9d7ca}.scene-card:nth-child(2){background:var(--ink);color:#d9e9e5}.scene-card:nth-child(2) h3{color:#fff}.scene-card:nth-child(3){background:#fff4e9}.scene-num{font-size:13px;color:var(--brand);font-weight:900;margin-bottom:35px}.scene-card:nth-child(2) .scene-num{color:var(--lime)}
.process{padding-top:70px}.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}.process-step{padding:27px 22px 10px 0;border-right:1px solid var(--line);margin-right:22px}.process-step:last-child{border:0}.process-step b{display:grid;place-items:center;width:38px;height:38px;background:var(--brand);color:#fff;border-radius:12px;margin-bottom:18px}.process-step p{color:var(--muted);font-size:14px}
.story{background:#eef6f2}.story-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center}.story-quote{font-size:26px;line-height:1.6;letter-spacing:-.02em;color:var(--ink-deep);font-weight:800}.story-note{border-left:4px solid var(--orange);padding:20px 0 20px 22px;color:var(--muted)}.story-stat{display:grid;grid-template-columns:1fr 1fr;gap:12px}.story-stat div{background:#fff;border-radius:18px;padding:22px}.story-stat strong{font-size:31px;color:var(--brand-dark);display:block}
.testimonial{background:#fff}.quote-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}.quote{border:1px solid var(--line);border-radius:var(--radius);padding:30px;transition:.3s}.quote:hover{box-shadow:var(--shadow-sm);transform:translateY(-4px)}.quote.big{background:var(--brand);color:#fff;border:0}.quote.big p{font-size:22px;line-height:1.7}.quote p{margin-bottom:20px}.quote cite{font-style:normal;font-size:13px;color:var(--muted)}.quote.big cite{color:#c8e7df}
.faq{background:var(--paper)}.faq-list{max-width:900px;margin:0 auto}.faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;margin-bottom:12px;overflow:hidden}.faq-item summary{cursor:pointer;padding:19px 23px;font-weight:800;color:var(--ink-deep);list-style:none;display:flex;justify-content:space-between}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";color:var(--brand);font-size:23px;line-height:1}.faq-item[open] summary:after{content:"−"}.faq-answer{padding:0 23px 20px;color:var(--muted)}
.cta{padding:75px 0;background:var(--brand)}.cta-box{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{color:#fff;margin-bottom:8px}.cta p{color:#d2eee6;margin:0;max-width:650px}.cta .button.primary{white-space:nowrap}
.footer{background:var(--ink-deep);color:#c1d4d0;padding:62px 0 20px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}.footer .brand{color:#fff}.footer-intro{max-width:330px;color:#9bb6b1;font-size:14px;margin-top:20px}.footer h3{color:#fff;font-size:15px;margin-bottom:15px}.footer-links{list-style:none;margin:0;padding:0}.footer-links li{margin:8px 0;font-size:14px}.footer-links a:hover{color:var(--lime)}.footer-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:43px;padding-top:18px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:12px;color:#89a6a1}.footer-bottom a:hover{color:var(--lime)}
@media(max-width:1024px){.hero-grid,.feature-layout,.story-layout{gap:35px}.hero-grid{grid-template-columns:1fr 1fr}.metrics{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1.3fr 1fr 1fr}}
@media(max-width:768px){.container{width:min(calc(100% - 30px),var(--container))}.topline .container{min-height:32px}.brand-row{min-height:68px}.header-actions .search{display:none}.hero{min-height:auto}.hero-grid,.feature-layout,.schedule-grid,.story-layout,.quote-grid{grid-template-columns:1fr}.hero .container{padding:61px 0 66px}.hero-stage{max-width:560px;margin:0 auto}.section-head{display:block}.section-head .text-link{display:inline-block;margin-top:15px}.scene-grid{grid-template-columns:1fr 1fr}.process-grid{grid-template-columns:1fr 1fr;gap:20px}.process-step{border-right:0;margin:0;border-bottom:1px solid var(--line);padding-bottom:20px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.cta-box{display:block}.cta .button{margin-top:24px}.flash .container{min-height:58px}}
@media(max-width:520px){body{font-size:15px}.brand{font-size:21px}.brand-mark{width:36px;height:36px}.brand small{font-size:9px}.topline .container span:last-child{display:none}h1{font-size:39px}.hero-copy{font-size:16px}.hero-stats{gap:17px}.hero-stat strong{font-size:21px}.live-photo{height:190px}section{padding:61px 0}.metrics,.scene-grid,.process-grid{grid-template-columns:1fr}.schedule-row{grid-template-columns:65px 1fr}.schedule-row .state{grid-column:2;justify-self:start}.feature-image{min-height:270px}.story-quote{font-size:21px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:10px}.flash .container{align-items:flex-start;flex-direction:column;padding:10px 0}.countdown{font-size:13px}}

/* roulang page: category4 */
:root{
      --ink:#102c3a;--ink-deep:#071d2a;--muted:#6a7c84;--paper:#f5f8f6;--white:#fff;
      --line:#dce8e5;--brand:#0c8b79;--brand-dark:#076556;--mint:#d9f2e9;--lime:#d8f067;
      --orange:#f08b52;--shadow:0 18px 55px rgba(13,44,50,.11);--shadow-sm:0 8px 24px rgba(13,44,50,.08);
      --radius:24px;--radius-sm:14px;--container:1240px
    }
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.78}
    img{max-width:100%;display:block}a{color:inherit;text-decoration:none;transition:.25s ease}button,input,textarea,select{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(216,240,103,.9);outline-offset:3px}
    .container{width:min(calc(100% - 44px),var(--container));margin-inline:auto}
    .header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.95);backdrop-filter:blur(18px);border-bottom:1px solid rgba(220,232,229,.9)}
    .brand-row{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:24px;letter-spacing:-.04em;color:var(--ink-deep)}
    .brand-mark{width:40px;height:40px;border-radius:13px;background:var(--brand);display:grid;place-items:center;color:#fff;box-shadow:inset 0 -5px 0 rgba(0,0,0,.12);font-size:21px}.brand-text{line-height:1.1}.brand small{display:block;font-size:11px;letter-spacing:.14em;color:var(--muted);font-weight:700;margin-top:4px}
    .header-actions{display:flex;align-items:center;gap:12px}.search{display:flex;align-items:center;border:1px solid var(--line);border-radius:999px;height:42px;padding:0 15px;background:#fbfdfc;color:var(--muted)}.search input{border:0;background:transparent;outline:0;width:130px;color:var(--ink)}.search button{border:0;background:none;cursor:pointer;color:var(--brand);padding:0 2px}
    .nav-row{border-top:1px solid #edf3f0}.nav-scroll{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none}.nav-scroll::-webkit-scrollbar{display:none}.nav-link{display:inline-flex;align-items:center;white-space:nowrap;padding:13px 16px 14px;color:#51666d;font-size:14px;font-weight:700;border-bottom:3px solid transparent}.nav-link:hover,.nav-link.active{color:var(--brand-dark);border-bottom-color:var(--lime);background:#f5fbf8}
    .hero-inner{position:relative;overflow:hidden;color:#fff;background:var(--ink-deep) url('/assets/images/backpic/back-2.webp') center/cover no-repeat;min-height:480px;display:flex;align-items:center}.hero-inner:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,27,38,.96),rgba(7,35,43,.76) 58%,rgba(7,35,43,.3))}
    .hero-inner .container{position:relative;z-index:1;padding:72px 0}.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:60px;align-items:center}.eyebrow,.section-kicker{color:var(--brand);font-size:13px;font-weight:900;letter-spacing:.13em}.hero-inner .eyebrow{color:var(--lime)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(38px,5vw,66px);line-height:1.16;letter-spacing:-.055em;margin:14px 0 22px;color:#fff}.hero-copy{max-width:650px;color:#d6e9e4;font-size:18px;line-height:1.9;margin-bottom:30px}
    .button{border:0;border-radius:999px;padding:13px 23px;font-weight:800;line-height:1.4;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:.25s ease}.button:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(0,0,0,.15)}.button.primary{background:var(--lime);color:var(--ink-deep)}.button.secondary{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.4);color:#fff}.button.dark{background:var(--ink-deep);color:#fff}.button.outline{background:transparent;border:1px solid var(--line);color:var(--brand-dark)}
    .hero-card{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);border-radius:30px;padding:14px;box-shadow:0 30px 70px rgba(0,0,0,.24);transform:rotate(1deg)}.hero-card img{height:235px;width:100%;object-fit:cover;border-radius:21px}.live-badge{display:inline-flex;align-items:center;gap:7px;color:var(--lime);font-size:12px;font-weight:800}.live-badge:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 5px rgba(240,139,82,.2)}.hero-card-body{padding:18px 8px 8px}.hero-card-body strong{display:block;font-size:21px;margin:6px 0}.hero-card-body span{font-size:13px;color:#c6ded8}
    section{padding:82px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}.section-head h2{font-size:clamp(28px,3.4vw,44px);line-height:1.25;letter-spacing:-.045em;margin:8px 0 0}.section-intro{max-width:640px;color:var(--muted);margin-bottom:0}.surface{background:#fff}.soft{background:var(--mint)}.dark-section{background:var(--ink-deep);color:#fff}.dark-section .section-intro{color:#b8d3ce}.dark-section h2{color:#fff}
    .pain-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:38px;align-items:stretch}.story-box{padding:34px;border-radius:var(--radius);background:var(--ink);color:#fff;min-height:300px}.story-box h3{font-size:28px;line-height:1.35;color:var(--lime)}.story-box p{color:#c9dfda}.check-list{display:grid;gap:16px}.check-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:18px 20px 18px 48px;position:relative}.check-item:before{content:"✓";position:absolute;left:19px;top:18px;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;background:var(--mint);color:var(--brand-dark);font-weight:900}
    .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;min-height:220px;transition:.3s}.feature-card:hover,.quote:hover,.step:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm)}.feature-card:nth-child(2){background:var(--brand);color:#fff}.feature-card:nth-child(2) p{color:#d4eee7}.feature-icon{width:46px;height:46px;border-radius:15px;background:var(--lime);color:var(--ink-deep);display:grid;place-items:center;font-weight:900;font-size:20px;margin-bottom:22px}.feature-card h3{font-size:21px;margin-bottom:10px}.feature-card p{color:var(--muted);font-size:15px}
    .live-layout{display:grid;grid-template-columns:1fr 1fr;gap:22px}.live-image{min-height:390px;border-radius:var(--radius);overflow:hidden;position:relative}.live-image img{width:100%;height:100%;object-fit:cover}.live-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,29,42,.75),transparent 65%)}.image-caption{position:absolute;z-index:1;left:28px;bottom:25px;color:#fff}.image-caption strong{display:block;font-size:26px}.data-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}.panel-top{display:flex;justify-content:space-between;gap:15px;align-items:center;border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:4px}.panel-top h3{margin:0;font-size:22px}.status{color:var(--orange);font-weight:800;font-size:13px}.score-row{display:grid;grid-template-columns:1fr 76px 1fr;align-items:center;text-align:center;padding:24px 0;border-bottom:1px solid #edf2f0}.score-row strong{font-size:22px}.score{font-size:31px;color:var(--brand-dark);font-weight:900}.data-line{display:flex;justify-content:space-between;padding:13px 0;color:var(--muted);font-size:14px}.data-line b{color:var(--ink)}
    .scenario-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}.scenario-main{background:var(--brand);border-radius:var(--radius);padding:34px;color:#fff}.scenario-main h3{font-size:28px;color:var(--lime)}.scenario-main p{color:#d8eee8}.scenario-side{display:grid;gap:18px}.mini-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:22px}.mini-card h3{font-size:19px;margin-bottom:6px}.mini-card p{color:var(--muted);font-size:14px;margin:0}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:22px;transition:.3s}.step-num{font-size:13px;color:var(--brand);font-weight:900;letter-spacing:.1em}.step h3{font-size:18px;margin:15px 0 8px}.step p{font-size:14px;color:var(--muted);margin:0}
    .quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.quote{padding:30px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);transition:.3s}.quote p{font-size:19px;line-height:1.8}.quote cite{font-style:normal;color:var(--brand-dark);font-weight:800;font-size:14px}
    .faq-wrap{max-width:900px;margin:auto}.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:12px;padding:20px 24px}.faq-item summary{cursor:pointer;font-weight:800;list-style:none;position:relative;padding-right:28px}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"＋";position:absolute;right:0;color:var(--brand);font-size:20px}.faq-item[open] summary:after{content:"－"}.faq-answer{color:var(--muted);padding:15px 28px 0 0}
    .cta{padding:65px 0;background:var(--lime)}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}.cta h2{font-size:clamp(28px,4vw,45px);line-height:1.25;margin:0 0 10px;color:var(--ink-deep)}.cta p{margin:0;color:#38555b;max-width:680px}
    .footer{background:var(--ink-deep);color:#d4e5e1;padding:66px 0 22px}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr 1fr;gap:40px}.footer .brand{color:#fff}.footer-intro{color:#9dbbb5;max-width:300px;margin-top:22px;font-size:14px}.footer h3{color:#fff;font-size:15px;margin:0 0 15px}.footer-links{padding:0;margin:0;list-style:none}.footer-links li{margin:9px 0;color:#9dbbb5;font-size:14px}.footer-links a:hover{color:var(--lime)}.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:42px;padding-top:20px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:#8ca9a4;font-size:12px}.footer-bottom a:hover{color:var(--lime)}
    @media(max-width:1024px){.hero-grid,.pain-grid,.live-layout,.scenario-grid{grid-template-columns:1fr}.hero-card{max-width:620px}.feature-grid{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1.2fr 1fr 1fr}}
    @media(max-width:768px){.container{width:min(calc(100% - 32px),var(--container))}.brand-row{min-height:70px}.search{display:none}.hero-inner{min-height:auto}.hero-inner .container{padding:58px 0 65px}.section-head{display:block}.section-head .section-intro{margin-top:14px}.feature-grid,.quote-grid{grid-template-columns:1fr}.live-image{min-height:280px}.cta-inner{display:block}.cta .button{margin-top:24px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}}
    @media(max-width:520px){h1{font-size:40px}.hero-copy{font-size:16px}.hero-card{transform:none}.feature-card,.story-box,.data-panel{padding:22px}.steps{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:9px}.score-row strong{font-size:17px}.score{font-size:25px}}

/* roulang page: category6 */
:root{
      --ink:#102c3a;
      --ink-deep:#071d2a;
      --muted:#6a7c84;
      --paper:#f5f8f6;
      --white:#ffffff;
      --line:#dce8e5;
      --brand:#0c8b79;
      --brand-dark:#076556;
      --mint:#d9f2e9;
      --lime:#d8f067;
      --orange:#f08b52;
      --shadow:0 18px 55px rgba(13,44,50,.11);
      --shadow-sm:0 8px 24px rgba(13,44,50,.08);
      --radius:24px;
      --radius-sm:14px;
      --container:1240px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.78;font-size:16px}
    img{max-width:100%;display:block}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    button,input,textarea,select{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(216,240,103,.9);outline-offset:3px}
    .container{width:min(calc(100% - 44px),var(--container));margin-inline:auto}
    .header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.95);backdrop-filter:blur(18px);border-bottom:1px solid rgba(220,232,229,.9)}
    .brand-row{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:24px;letter-spacing:-.04em;color:var(--ink-deep)}
    .brand-mark{width:40px;height:40px;border-radius:13px;background:var(--brand);display:grid;place-items:center;color:#fff;box-shadow:inset 0 -5px 0 rgba(0,0,0,.12);font-size:21px}
    .brand small{display:block;font-size:11px;letter-spacing:.14em;color:var(--muted);font-weight:700;margin-top:-3px}
    .brand-text{line-height:1.1}
    .header-actions{display:flex;align-items:center;gap:12px}
    .search{display:flex;align-items:center;border:1px solid var(--line);border-radius:999px;height:42px;padding:0 15px;background:#fbfdfc;color:var(--muted)}
    .search input{border:0;background:transparent;outline:0;width:130px;color:var(--ink)}
    .search button{border:0;background:none;cursor:pointer;color:var(--brand);padding:0 2px}
    .mobile-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:8px 11px;color:var(--brand);cursor:pointer}
    .nav-row{border-top:1px solid #edf3f0}
    .nav-scroll{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none}
    .nav-scroll::-webkit-scrollbar{display:none}
    .nav-link{display:inline-flex;align-items:center;white-space:nowrap;padding:13px 16px 14px;color:#51666d;font-size:14px;font-weight:700;border-bottom:3px solid transparent}
    .nav-link:hover,.nav-link.active{color:var(--brand-dark);border-bottom-color:var(--lime);background:#f5fbf8}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{color:var(--ink-deep);line-height:1.25;letter-spacing:-.035em}
    h1{font-size:clamp(38px,5vw,70px);margin-bottom:22px}
    h2{font-size:clamp(30px,3.5vw,48px);margin-bottom:16px}
    h3{font-size:22px;margin-bottom:10px}
    section{padding:88px 0}
    .hero-inner{position:relative;overflow:hidden;color:#fff;background:var(--ink-deep) url('/assets/images/backpic/back-3.webp') center/cover no-repeat}
    .hero-inner:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(5,27,38,.97),rgba(7,35,43,.76) 58%,rgba(7,35,43,.25))}
    .hero-inner .container{position:relative;z-index:1;padding:92px 0 86px}
    .hero-grid{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(380px,.98fr);gap:70px;align-items:center}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--lime);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--lime)}
    .hero-inner h1{color:#fff}
    .hero-copy{font-size:18px;line-height:1.95;color:#d6e9e4;max-width:680px;margin-bottom:28px}
    .button-group{display:flex;flex-wrap:wrap;gap:12px}
    .button{border:0;border-radius:999px;padding:13px 23px;font-weight:800;line-height:1.4;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:.25s ease}
    .button:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(0,0,0,.15)}
    .button.primary{background:var(--lime);color:var(--ink-deep)}
    .button.secondary{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.4);color:#fff}
    .button.dark{background:var(--ink-deep);color:#fff}
    .button.outline{background:transparent;border:1px solid var(--line);color:var(--brand-dark)}
    .appointment-card{background:#fff;color:var(--ink);border-radius:30px;padding:25px;box-shadow:0 30px 70px rgba(0,0,0,.25);transform:rotate(1deg)}
    .appointment-head{display:flex;align-items:flex-start;justify-content:space-between;gap:15px;margin-bottom:22px}
    .appointment-head h3{margin-bottom:4px}
    .appointment-head p{font-size:13px;color:var(--muted);margin-bottom:0}
    .status-dot{width:11px;height:11px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 6px var(--mint);margin:7px 7px 0 0}
    .time-list{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-bottom:20px}
    .time-slot{border:1px solid var(--line);border-radius:13px;padding:12px 7px;text-align:center;font-size:13px;color:var(--muted);cursor:pointer}
    .time-slot:hover,.time-slot.selected{border-color:var(--brand);background:var(--mint);color:var(--brand-dark);font-weight:800}
    .appointment-note{background:#f2f7f5;border-radius:15px;padding:13px 15px;color:var(--muted);font-size:13px;margin-bottom:18px}
    .full{width:100%}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}
    .section-kicker{color:var(--brand);font-size:13px;font-weight:900;letter-spacing:.13em;text-transform:uppercase;margin-bottom:10px}
    .section-intro{max-width:660px;color:var(--muted);font-size:16px;margin-bottom:0}
    .trust-strip{background:#fff;border-bottom:1px solid var(--line)}
    .trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
    .trust-item{padding:24px 25px;border-right:1px solid var(--line)}
    .trust-item:last-child{border-right:0}
    .trust-item strong{display:block;color:var(--brand-dark);font-size:27px;line-height:1.2}
    .trust-item span{font-size:13px;color:var(--muted)}
    .story-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:58px;align-items:start}
    .story-panel{background:var(--ink-deep);color:#fff;border-radius:var(--radius);padding:35px;position:relative;overflow:hidden}
    .story-panel:after{content:"";position:absolute;width:200px;height:200px;border-radius:50%;background:rgba(216,240,103,.14);right:-60px;bottom:-80px}
    .story-panel h3{color:#fff;font-size:30px}
    .story-panel p{color:#c9ddd8}
    .quote-mark{font-size:72px;color:var(--lime);line-height:.7;margin-bottom:22px}
    .story-copy p{font-size:17px;color:#526870}
    .check-list{padding:0;margin:25px 0 0;list-style:none}
    .check-list li{display:flex;gap:12px;padding:11px 0;border-bottom:1px solid var(--line);color:#36545c}
    .check-list li:before{content:"✓";display:grid;place-items:center;flex:none;width:23px;height:23px;border-radius:50%;background:var(--mint);color:var(--brand);font-weight:900}
    .security-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}
    .security-card{min-height:245px;padding:29px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:.3s;position:relative;overflow:hidden}
    .security-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .security-card.featured{background:var(--brand);color:#fff;border-color:var(--brand)}
    .security-card.featured h3,.security-card.featured p{color:#fff}
    .card-index{font-size:12px;font-weight:900;color:var(--orange);letter-spacing:.12em;margin-bottom:25px}
    .security-card.featured .card-index{color:var(--lime)}
    .security-card p{color:var(--muted);font-size:14px}
    .icon-badge{width:46px;height:46px;border-radius:15px;background:var(--mint);color:var(--brand-dark);display:grid;place-items:center;font-size:22px;font-weight:900;margin-bottom:17px}
    .security-card.featured .icon-badge{background:rgba(255,255,255,.16);color:var(--lime)}
    .image-story{background:#eaf4f0}
    .image-grid{display:grid;grid-template-columns:1fr 1.08fr;gap:55px;align-items:center}
    .image-frame{border-radius:30px;overflow:hidden;box-shadow:var(--shadow);min-height:400px}
    .image-frame img{width:100%;height:100%;object-fit:cover}
    .feature-points{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:25px}
    .feature-point{background:#fff;border-radius:17px;padding:17px;border:1px solid rgba(220,232,229,.8)}
    .feature-point strong{display:block;font-size:16px;margin-bottom:5px}
    .feature-point span{font-size:13px;color:var(--muted)}
    .process-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px}
    .process-intro{position:sticky;top:145px;height:max-content}
    .process-list{counter-reset:process;display:grid;gap:14px}
    .process-item{counter-increment:process;display:grid;grid-template-columns:58px 1fr;gap:18px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;transition:.25s}
    .process-item:hover{border-color:var(--brand);box-shadow:var(--shadow-sm)}
    .process-item:before{content:counter(process,decimal-leading-zero);width:49px;height:49px;border-radius:16px;background:var(--ink-deep);color:var(--lime);display:grid;place-items:center;font-weight:900}
    .process-item h3{font-size:18px;margin-bottom:4px}
    .process-item p{font-size:14px;color:var(--muted);margin-bottom:0}
    .notice-section{background:var(--ink-deep);color:#fff}
    .notice-section h2,.notice-section h3{color:#fff}
    .notice-section .section-intro{color:#bdd3ce}
    .notice-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}
    .notice-main{border:1px solid rgba(255,255,255,.15);border-radius:var(--radius);padding:33px;background:rgba(255,255,255,.06)}
    .notice-main p{color:#c7dcd7}
    .notice-list{display:grid;gap:11px;margin-top:22px}
    .notice-list div{display:flex;justify-content:space-between;gap:20px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.14);font-size:14px}
    .notice-list span{color:#9bbab3}
    .notice-side{display:grid;gap:18px}
    .notice-mini{border-radius:var(--radius);padding:26px;background:var(--mint);color:var(--ink)}
    .notice-mini h3{color:var(--ink-deep)}
    .notice-mini p{font-size:14px;color:#51666d;margin-bottom:0}
    .scenario-section{background:#fff}
    .scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .scenario-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;transition:.3s}
    .scenario-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .scenario-card img{height:180px;width:100%;object-fit:cover}
    .scenario-body{padding:22px}
    .scenario-tag{display:inline-block;background:var(--mint);color:var(--brand-dark);border-radius:999px;padding:4px 10px;font-size:12px;font-weight:800;margin-bottom:12px}
    .scenario-body p{color:var(--muted);font-size:14px;margin-bottom:0}
    .faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}
    .faq-note{background:var(--mint);border-radius:var(--radius);padding:29px;height:max-content}
    .faq-note p{color:#526870;font-size:14px}
    .accordion{margin:0;background:transparent;border:0}
    .accordion-item{border:1px solid var(--line)!important;border-radius:15px!important;margin-bottom:11px;overflow:hidden;background:#fff}
    .accordion-title{border:0!important;color:var(--ink-deep);font-weight:800;padding:19px 48px 19px 20px}
    .accordion-title:hover{background:#f3faf7;color:var(--brand-dark)}
    .accordion-content{border-top:1px solid var(--line)!important;background:#fbfdfc;color:var(--muted);font-size:14px;padding:16px 20px}
    .cta{padding:75px 0;background:var(--orange)}
    .cta-box{display:flex;align-items:center;justify-content:space-between;gap:35px}
    .cta h2{margin-bottom:10px}
    .cta p{max-width:650px;margin-bottom:0;color:#5f3d2d}
    .footer{background:var(--ink-deep);color:#c3d8d2;padding:62px 0 22px}
    .footer .brand{color:#fff}
    .footer .brand small{color:#9dbab4}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:45px}
    .footer-intro{max-width:330px;color:#9dbab4;font-size:14px;margin-top:20px}
    .footer h3{font-size:16px;color:#fff;margin-bottom:14px}
    .footer-links{list-style:none;margin:0;padding:0}
    .footer-links li{margin:7px 0}
    .footer-links a{font-size:14px;color:#9dbab4}
    .footer-links a:hover{color:var(--lime)}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:19px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;font-size:12px;color:#8ea9a3}
    .footer-bottom a:hover{color:var(--lime)}
    @media(max-width:1024px){
      .hero-grid,.story-grid,.image-grid,.process-wrap,.notice-grid,.faq-layout{grid-template-columns:1fr;gap:35px}
      .process-intro{position:static}
      .security-grid{grid-template-columns:1fr 1fr}
      .security-card.featured{grid-column:span 2}
      .hero-inner{min-height:auto}
      .footer-grid{grid-template-columns:1.3fr 1fr 1fr}
      .footer-grid>div:last-child{grid-column:span 3}
    }
    @media(max-width:768px){
      .container{width:min(calc(100% - 30px),var(--container))}
      .brand-row{min-height:68px}
      .header-actions .search{display:none}
      .mobile-toggle{display:block}
      .nav-row{display:none}
      .nav-row.open{display:block}
      .nav-scroll{align-items:stretch;flex-direction:column;overflow:visible;padding:7px 0}
      .nav-link{padding:11px 10px;border-bottom:0;border-left:3px solid transparent}
      .nav-link:hover,.nav-link.active{border-left-color:var(--lime);border-bottom:0}
      section{padding:67px 0}
      .hero-inner .container{padding:70px 0}
      .hero-copy{font-size:16px}
      .appointment-card{transform:none}
      .section-head{display:block}
      .section-intro{margin-top:12px}
      .trust-grid{grid-template-columns:1fr 1fr}
      .trust-item{border-bottom:1px solid var(--line)}
      .trust-item:nth-child(2){border-right:0}
      .security-grid,.scenario-grid{grid-template-columns:1fr}
      .security-card.featured{grid-column:auto}
      .feature-points{grid-template-columns:1fr}
      .image-frame{min-height:290px}
      .cta-box{display:block}
      .cta .button-group{margin-top:25px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
      .footer-grid>div:last-child{grid-column:span 2}
    }
    @media(max-width:520px){
      h1{font-size:39px}
      h2{font-size:32px}
      .brand{font-size:20px}
      .brand-mark{width:36px;height:36px}
      .time-list{grid-template-columns:1fr 1fr}
      .trust-grid{grid-template-columns:1fr}
      .trust-item{border-right:0}
      .notice-list div{display:block}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div:last-child{grid-column:auto}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-bottom:8px}
    }

/* roulang page: category5 */
:root{
      --ink:#102c3a;
      --ink-deep:#071d2a;
      --muted:#6a7c84;
      --paper:#f5f8f6;
      --white:#ffffff;
      --line:#dce8e5;
      --brand:#0c8b79;
      --brand-dark:#076556;
      --mint:#d9f2e9;
      --lime:#d8f067;
      --orange:#f08b52;
      --shadow:0 18px 55px rgba(13,44,50,.11);
      --shadow-sm:0 8px 24px rgba(13,44,50,.08);
      --radius:24px;
      --radius-sm:14px;
      --container:1240px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      background:var(--paper);
      color:var(--ink);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      line-height:1.78;
      font-size:16px
    }
    img{max-width:100%;display:block}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    button,input,textarea,select{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
      outline:3px solid rgba(216,240,103,.9);outline-offset:3px
    }
    .container{width:min(calc(100% - 44px),var(--container));margin-inline:auto}
    .topline{background:var(--ink-deep);color:#b7cbc7;font-size:12px}
    .topline .container{display:flex;justify-content:space-between;align-items:center;min-height:36px}
    .topline strong{color:var(--lime);font-weight:800}
    .header{
      position:sticky;top:0;z-index:20;background:rgba(255,255,255,.95);
      backdrop-filter:blur(18px);border-bottom:1px solid rgba(220,232,229,.9)
    }
    .brand-row{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:24px;letter-spacing:-.04em;color:var(--ink-deep)}
    .brand-mark{
      width:40px;height:40px;border-radius:13px;background:var(--brand);display:grid;
      place-items:center;color:#fff;box-shadow:inset 0 -5px 0 rgba(0,0,0,.12);font-size:21px
    }
    .brand small{display:block;font-size:11px;letter-spacing:.14em;color:var(--muted);font-weight:700;margin-top:-3px}
    .brand-text{line-height:1.1}
    .header-actions{display:flex;align-items:center;gap:12px}
    .search{
      display:flex;align-items:center;border:1px solid var(--line);border-radius:999px;
      height:42px;padding:0 15px;background:#fbfdfc;color:var(--muted)
    }
    .search input{border:0;background:transparent;outline:0;width:130px;color:var(--ink)}
    .search button{border:0;background:none;cursor:pointer;color:var(--brand);padding:0 2px}
    .nav-row{border-top:1px solid #edf3f0}
    .nav-scroll{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none}
    .nav-scroll::-webkit-scrollbar{display:none}
    .nav-link{
      display:inline-flex;align-items:center;white-space:nowrap;padding:13px 16px 14px;
      color:#51666d;font-size:14px;font-weight:700;border-bottom:3px solid transparent
    }
    .nav-link:hover,.nav-link.active{color:var(--brand-dark);border-bottom-color:var(--lime);background:#f5fbf8}
    .mobile-toggle{
      display:none;border:1px solid var(--line);background:#fff;border-radius:12px;
      padding:8px 11px;color:var(--brand);cursor:pointer
    }
    .button{
      border:0;border-radius:999px;padding:13px 23px;font-weight:800;line-height:1.4;
      cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:.25s ease
    }
    .button:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(0,0,0,.15)}
    .button.primary{background:var(--lime);color:var(--ink-deep)}
    .button.secondary{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.4);color:#fff}
    .button.dark{background:var(--ink-deep);color:#fff}
    .button.outline{background:transparent;border:1px solid var(--line);color:var(--brand-dark)}
    .hero-inner{
      position:relative;overflow:hidden;color:#fff;
      background:var(--ink-deep) url('/assets/images/backpic/back-2.webp') center/cover no-repeat
    }
    .hero-inner:before{
      content:"";position:absolute;inset:0;
      background:linear-gradient(100deg,rgba(5,27,38,.97),rgba(7,35,43,.84) 56%,rgba(7,35,43,.4))
    }
    .hero-inner .container{position:relative;z-index:1;padding:82px 0 88px}
    .hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(390px,.82fr);gap:70px;align-items:center}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--lime);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--lime)}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(40px,5vw,70px);line-height:1.12;letter-spacing:-.06em;margin:20px 0 22px;color:#fff}
    h2{font-size:clamp(30px,4vw,48px);line-height:1.22;letter-spacing:-.045em;color:var(--ink-deep);margin-bottom:16px}
    h3{font-size:21px;line-height:1.35;margin-bottom:10px;color:var(--ink-deep)}
    .hero-copy{font-size:18px;line-height:1.95;color:#d6e9e4;max-width:650px;margin-bottom:30px}
    .button-group{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px}
    .hero-note{font-size:13px;color:#b7d2cc;display:flex;gap:20px;flex-wrap:wrap}
    .hero-note span{display:inline-flex;align-items:center;gap:7px}
    .hero-note i{width:7px;height:7px;background:var(--lime);border-radius:50%;display:inline-block}
    .whitepaper{
      background:#fff;color:var(--ink);border-radius:28px;padding:19px;
      box-shadow:0 30px 70px rgba(0,0,0,.25);transform:rotate(1deg)
    }
    .paper-top{display:grid;grid-template-columns:145px 1fr;gap:20px;align-items:center}
    .paper-cover{height:205px;border-radius:17px;overflow:hidden;position:relative}
    .paper-cover img{width:100%;height:100%;object-fit:cover}
    .paper-cover:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,29,42,.7),transparent 60%)}
    .cover-word{position:absolute;z-index:1;left:15px;bottom:13px;color:#fff;font-weight:900;font-size:20px;line-height:1.3}
    .paper-label{font-size:12px;color:var(--brand);font-weight:900;letter-spacing:.1em}
    .paper-top h3{font-size:23px;margin:7px 0 8px}
    .paper-top p{font-size:13px;color:var(--muted);line-height:1.7;margin-bottom:15px}
    .paper-list{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}
    .paper-list li{padding:10px 0;border-bottom:1px solid #edf2f0;font-size:13px;display:flex;gap:10px}
    .paper-list b{color:var(--brand);font-size:12px}
    .lead-form{display:flex;gap:8px;margin-top:16px}
    .lead-form input{min-width:0;flex:1;border:1px solid var(--line);border-radius:999px;padding:10px 14px;background:#f8fbfa}
    .form-message{font-size:12px;color:var(--brand-dark);min-height:20px;margin:7px 3px 0}
    section{padding:86px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}
    .section-kicker{color:var(--brand);font-size:13px;font-weight:900;letter-spacing:.13em;margin-bottom:10px}
    .section-intro{max-width:650px;color:var(--muted);font-size:16px;margin-bottom:0}
    .text-link{color:var(--brand-dark);font-weight:800;border-bottom:1px solid var(--brand);padding-bottom:3px}
    .soft-section{background:#eaf5f1}
    .split-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:58px;align-items:center}
    .feature-image{position:relative;border-radius:28px;overflow:hidden;min-height:390px;box-shadow:var(--shadow)}
    .feature-image img{width:100%;height:100%;min-height:390px;object-fit:cover}
    .image-caption{position:absolute;left:22px;right:22px;bottom:20px;color:#fff;padding:20px;border-radius:18px;background:rgba(7,29,42,.74);backdrop-filter:blur(8px)}
    .image-caption strong{font-size:20px;display:block}
    .image-caption span{font-size:13px;color:#d2e6e1}
    .check-list{list-style:none;padding:0;margin:25px 0 0}
    .check-list li{display:flex;gap:14px;padding:13px 0;border-bottom:1px solid var(--line);color:#405861}
    .check-list li:before{content:"✓";flex:0 0 25px;height:25px;border-radius:50%;background:var(--mint);color:var(--brand-dark);display:grid;place-items:center;font-weight:900}
    .service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .service-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;min-height:225px;transition:.3s}
    .service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-sm);border-color:#b8dcd2}
    .service-icon{width:44px;height:44px;display:grid;place-items:center;border-radius:14px;background:var(--mint);color:var(--brand-dark);font-weight:900;font-size:19px;margin-bottom:22px}
    .service-card p{font-size:14px;color:var(--muted);line-height:1.8;margin-bottom:0}
    .dark-band{background:var(--ink-deep);color:#fff}
    .dark-band h2,.dark-band h3{color:#fff}
    .dark-band .section-intro{color:#b8d1cb}
    .metric-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:45px;align-items:stretch}
    .metric-copy{padding:28px 0}
    .metric-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .metric{padding:25px;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.07);border-radius:20px}
    .metric strong{display:block;color:var(--lime);font-size:34px;line-height:1.1;margin-bottom:8px}
    .metric span{font-size:13px;color:#c0d5d0}
    .step-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
    .step{padding:28px 24px 10px;border-right:1px solid var(--line);position:relative}
    .step:last-child{border-right:0}
    .step-num{font-size:13px;color:var(--brand);font-weight:900;letter-spacing:.1em;margin-bottom:19px}
    .step p{font-size:14px;color:var(--muted);margin-bottom:0}
    .scenario-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}
    .scenario-card{border-radius:var(--radius);padding:30px;background:#fff;border:1px solid var(--line)}
    .scenario-card.large{background:var(--brand);color:#fff;min-height:265px}
    .scenario-card.large h3{color:#fff;font-size:28px}
    .scenario-card.large p{color:#d4ece5;max-width:560px}
    .scenario-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:25px}
    .tag{display:inline-flex;padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.15);font-size:12px;color:#fff}
    .scenario-card:not(.large) p{font-size:14px;color:var(--muted)}
    .quote-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:center}
    .quote-mark{font-size:100px;line-height:.7;color:var(--lime);font-family:Georgia,serif}
    blockquote{margin:0;font-size:27px;line-height:1.6;font-weight:800;color:var(--ink-deep)}
    .quote-author{margin-top:20px;color:var(--muted);font-size:14px}
    .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;background:none;border:0;padding:19px 0;text-align:left;display:flex;justify-content:space-between;gap:20px;font-weight:800;color:var(--ink);cursor:pointer}
    .faq-question span:last-child{color:var(--brand);font-size:22px;line-height:1}
    .faq-answer{display:none;color:var(--muted);font-size:14px;padding:0 35px 19px 0}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .contact-section{padding-top:40px}
    .contact-box{background:var(--brand);border-radius:30px;padding:44px 50px;color:#fff;display:grid;grid-template-columns:1fr .9fr;gap:45px;align-items:center;box-shadow:var(--shadow)}
    .contact-box h2{color:#fff;margin-bottom:12px}
    .contact-box p{color:#d7eee8;margin-bottom:0}
    .contact-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
    .footer{background:var(--ink-deep);color:#b8ceca;padding:62px 0 20px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.13)}
    .footer .brand{color:#fff;margin-bottom:20px}
    .footer-intro{font-size:14px;line-height:1.9;max-width:330px;color:#9ebbb5}
    .footer h3{color:#fff;font-size:15px;margin-bottom:15px}
    .footer-links{list-style:none;padding:0;margin:0}
    .footer-links li{margin:8px 0;font-size:13px}
    .footer-links a:hover{color:var(--lime)}
    .footer-bottom{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;padding-top:20px;color:#89aaa3;font-size:12px}
    .footer-bottom a:hover{color:var(--lime)}
    @media(max-width:1024px){
      .hero-grid,.metric-grid{gap:35px}
      .service-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
      .footer-grid>div:last-child{grid-column:2}
    }
    @media(max-width:768px){
      .container{width:min(calc(100% - 32px),var(--container))}
      .topline .container{min-height:32px}
      .topline span:last-child{display:none}
      .brand-row{min-height:68px}
      .header-actions .search{display:none}
      .mobile-toggle{display:block}
      .nav-row{display:none}
      .nav-row.open{display:block}
      .nav-scroll{display:grid;grid-template-columns:repeat(2,1fr);padding:8px 0 12px;gap:3px}
      .nav-link{padding:10px 12px;border-bottom:0;border-radius:10px}
      .hero-inner .container{padding:62px 0 64px}
      .hero-grid,.split-grid,.metric-grid,.scenario-grid,.quote-wrap,.faq-grid,.contact-box{grid-template-columns:1fr}
      .paper-top{grid-template-columns:125px 1fr}
      .paper-cover{height:180px}
      section{padding:64px 0}
      .section-head{display:block;margin-bottom:25px}
      .section-head .text-link{display:inline-block;margin-top:16px}
      .step-flow{grid-template-columns:repeat(2,1fr);border-top:0;gap:0}
      .step{border-top:1px solid var(--line);padding:22px 18px}
      .step:nth-child(2){border-right:0}
      .step:nth-child(4){border-right:0}
      .contact-actions{justify-content:flex-start}
      .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px}
      .footer-grid>div:first-child{grid-column:1/-1}
      .footer-grid>div:last-child{grid-column:auto}
    }
    @media(max-width:520px){
      body{font-size:15px}
      h1{font-size:42px}
      h2{font-size:32px}
      .brand{font-size:20px}
      .brand-mark{width:36px;height:36px;font-size:18px}
      .hero-copy{font-size:16px}
      .paper-top{grid-template-columns:1fr}
      .paper-cover{height:220px}
      .lead-form{display:block}
      .lead-form input{width:100%;margin-bottom:8px}
      .lead-form .button{width:100%}
      .service-grid,.metric-list{grid-template-columns:1fr}
      .feature-image,.feature-image img{min-height:290px}
      .scenario-card.large h3{font-size:24px}
      blockquote{font-size:22px}
      .contact-box{padding:30px 24px}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div:first-child,.footer-grid>div:last-child{grid-column:auto}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:8px}
    }