/* roulang page: index */
:root{
      --ink:#10201d;
      --muted:#64736f;
      --paper:#f4f7f4;
      --card:#ffffff;
      --line:#dce7e1;
      --green:#0d604d;
      --green-dark:#073b32;
      --lime:#b8ef58;
      --orange:#f7a34b;
      --shadow:0 18px 50px rgba(19,55,45,.09);
      --soft-shadow:0 8px 26px rgba(19,55,45,.07);
      --radius:22px;
      --radius-sm:14px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
      font-size:16px;
      line-height:1.75;
      letter-spacing:.01em;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:1200px;margin:0 auto;padding:0 24px}
    .topline{background:var(--green-dark);color:#dcece5;font-size:13px}
    .topline-inner{min-height:34px;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .topline strong{color:var(--lime);font-weight:700}
    .site-header{
      position:sticky;top:0;z-index:1000;background:rgba(244,247,244,.94);
      backdrop-filter:blur(18px);border-bottom:1px solid rgba(220,231,225,.8)
    }
    .navbar{min-height:78px;padding:14px 0}
    .brand{display:inline-flex;align-items:center;gap:11px;font-size:22px;font-weight:900;letter-spacing:-.04em}
    .brand-mark{width:34px;height:34px;border-radius:12px;background:var(--green);display:grid;place-items:center;color:var(--lime);font-weight:900;font-size:17px;box-shadow:inset 0 0 0 5px rgba(255,255,255,.08)}
    .nav-link{font-size:14px;color:#4c615b!important;padding:10px 13px!important;border-radius:10px;transition:.25s ease}
    .nav-link:hover,.nav-link.active{background:#e5f0e9;color:var(--green)!important}
    .nav-tools{display:flex;align-items:center;gap:10px}
    .search-box{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:7px 11px;color:var(--muted)}
    .search-box input{width:105px;border:0;outline:0;background:transparent;font-size:13px}
    .trend{font-size:12px;color:var(--green);background:#e7f5d3;padding:5px 9px;border-radius:30px;font-weight:700}
    .hero{position:relative;overflow:hidden;background:var(--green-dark);color:#fff;min-height:610px;display:flex;align-items:center}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,42,34,.98) 15%,rgba(5,42,34,.73) 55%,rgba(5,42,34,.28)),url("/assets/images/backpic/back-1.webp") center/cover no-repeat}
    .hero:after{content:"";position:absolute;width:460px;height:460px;border:1px solid rgba(184,239,88,.22);border-radius:50%;right:-120px;top:-110px;box-shadow:0 0 0 42px rgba(184,239,88,.04),0 0 0 84px rgba(184,239,88,.035)}
    .hero .container{position:relative;z-index:2}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--lime);font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;margin-bottom:20px}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--lime)}
    h1{font-size:clamp(42px,6vw,76px);line-height:1.08;letter-spacing:-.065em;max-width:780px;margin:0 0 24px;font-weight:950}
    .hero-copy{max-width:680px;color:#d6e7df;font-size:18px;line-height:1.9;margin-bottom:30px}
    .btn-main,.btn-light,.btn-outline-light,.btn-dark{border-radius:12px;padding:12px 21px;font-weight:800;border:1px solid transparent;transition:.25s ease}
    .btn-main{background:var(--lime);color:#173a2f}
    .btn-main:hover{background:#d0fb83;color:#12352a;transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--green)}
    .btn-light:hover{background:#eaf7df;color:var(--green);transform:translateY(-2px)}
    .btn-outline-light{border-color:rgba(255,255,255,.35);color:#fff}
    .btn-outline-light:hover{background:#fff;color:var(--green)}
    .btn-dark{background:var(--green-dark);color:#fff}
    .btn-dark:hover{background:var(--green);transform:translateY(-2px)}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .hero-meta{display:flex;flex-wrap:wrap;gap:24px;margin-top:42px}
    .hero-meta-item{padding-left:15px;border-left:1px solid rgba(255,255,255,.28)}
    .hero-meta b{display:block;font-size:25px;line-height:1;color:var(--lime)}
    .hero-meta span{font-size:12px;color:#b4cbc2}
    .section{padding:92px 0}
    .section-tight{padding:68px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-kicker{font-size:12px;letter-spacing:.16em;color:var(--green);font-weight:900;text-transform:uppercase;margin-bottom:10px}
    h2{font-size:clamp(29px,4vw,48px);line-height:1.18;letter-spacing:-.05em;margin:0;font-weight:900}
    .section-intro{max-width:520px;color:var(--muted);margin:0}
    .section-dark{background:var(--green-dark);color:#fff}
    .section-dark .section-intro{color:#bbd1c8}
    .section-dark .section-kicker{color:var(--lime)}
    .commission-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:22px}
    .commission-main{border-radius:var(--radius);padding:38px;background:var(--green);color:#fff;position:relative;overflow:hidden;min-height:290px}
    .commission-main:after{content:"01";position:absolute;right:22px;bottom:-32px;font-size:190px;line-height:1;color:rgba(255,255,255,.07);font-weight:900}
    .commission-main h3{font-size:30px;max-width:500px;margin:0 0 14px}
    .commission-main p{color:#d4e7df;max-width:580px}
    .metric-stack{display:grid;gap:22px}
    .metric{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:27px;box-shadow:var(--soft-shadow)}
    .metric strong{display:block;color:var(--green);font-size:34px;line-height:1.1}
    .metric span{font-size:14px;color:var(--muted)}
    .material-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px}
    .material-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--soft-shadow);transition:.28s ease}
    .material-card:hover,.feature-card:hover,.case-card:hover,.topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .material-card img{width:100%;height:180px;object-fit:cover}
    .material-content{padding:22px}
    .material-content h3,.feature-card h3,.case-card h3,.topic-card h3{font-size:20px;margin:0 0 9px;font-weight:850}
    .material-content p,.feature-card p,.case-card p,.topic-card p{font-size:14px;color:var(--muted);margin:0 0 16px}
    .text-link{color:var(--green);font-size:14px;font-weight:850}
    .text-link:hover{color:#08372c}
    .feature-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:48px;align-items:start}
    .feature-lead{position:sticky;top:118px}
    .feature-lead p{color:var(--muted);margin:20px 0 25px}
    .feature-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .feature-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;transition:.28s ease}
    .num{display:inline-grid;place-items:center;width:31px;height:31px;border-radius:9px;background:#e8f5d7;color:var(--green);font-weight:900;font-size:13px;margin-bottom:18px}
    .scenario-band{background:#e9f1e9}
    .scenario-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
    .scenario{min-height:185px;border-radius:var(--radius-sm);padding:23px;background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;justify-content:space-between}
    .scenario:nth-child(2){background:var(--orange);color:#3a2412}
    .scenario:nth-child(2) p{color:#5b3c21}
    .scenario:nth-child(3){background:var(--green);color:#fff}
    .scenario:nth-child(3) p{color:#d3e8df}
    .scenario:nth-child(4){background:#d5f47e}
    .scenario h3{font-size:21px;margin:0;font-weight:850}
    .scenario p{font-size:13px;color:var(--muted);margin:0}
    .data-section{background:#fff}
    .data-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
    .data-item{padding:30px 24px;border-right:1px solid var(--line)}
    .data-item:last-child{border-right:0}
    .data-item b{font-size:38px;color:var(--green);display:block;line-height:1.2}
    .data-item span{font-size:13px;color:var(--muted)}
    .wall-grid{display:grid;grid-template-columns:1.15fr .85fr 1fr;grid-template-rows:190px 190px;gap:18px}
    .wall-item{position:relative;border-radius:var(--radius);overflow:hidden;color:#fff;background-size:cover;background-position:center}
    .wall-item:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,33,27,.83),transparent 65%)}
    .wall-item:first-child{grid-row:span 2;background-image:url("/assets/images/coverpic/cover-4.webp")}
    .wall-item:nth-child(2){background-image:url("/assets/images/coverpic/cover-6.webp")}
    .wall-item:nth-child(3){background-image:url("/assets/images/coverpic/cover-8.webp")}
    .wall-item:nth-child(4){background-image:url("/assets/images/coverpic/cover-10.webp")}
    .wall-caption{position:absolute;z-index:1;left:22px;right:20px;bottom:18px}
    .wall-caption h3{font-size:20px;margin:0 0 4px}
    .wall-caption p{margin:0;color:#d9e8e1;font-size:13px}
    .process{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
    .process-step{padding:28px 0;border-top:2px solid var(--green)}
    .process-step b{font-size:13px;color:var(--green);letter-spacing:.1em}
    .process-step h3{font-size:23px;margin:13px 0 8px}
    .process-step p{color:var(--muted);font-size:14px;margin:0}
    .case-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .case-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;display:grid;grid-template-columns:80px 1fr;gap:22px;transition:.28s ease}
    .case-icon{width:72px;height:72px;border-radius:20px;background:#edf7dd;color:var(--green);display:grid;place-items:center;font-size:27px;font-weight:900}
    .case-card blockquote{font-size:16px;margin:0 0 12px;font-weight:700;line-height:1.6}
    .case-card small{color:var(--muted)}
    .news-layout{display:grid;grid-template-columns:1.3fr .7fr;gap:28px}
    .news-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
    .news-row{display:grid;grid-template-columns:95px 1fr 100px;gap:18px;align-items:center;padding:20px 24px;border-bottom:1px solid var(--line);transition:.2s ease}
    .news-row:last-child{border-bottom:0}
    .news-row:hover{background:#f5faf2}
    .news-date{font-size:13px;color:var(--green);font-weight:800}
    .news-row h3{font-size:17px;margin:0 0 4px}
    .news-row p{font-size:13px;color:var(--muted);margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .news-row .text-link{text-align:right}
    .news-feature{border-radius:var(--radius);padding:29px;background:var(--green-dark);color:#fff;min-height:100%}
    .news-feature .tag{display:inline-block;background:var(--lime);color:var(--green-dark);border-radius:30px;padding:5px 10px;font-size:12px;font-weight:900;margin-bottom:22px}
    .news-feature h3{font-size:28px;line-height:1.35;margin:0 0 14px}
    .news-feature p{color:#c8ddd4;font-size:14px}
    .topics{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .topic-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:.28s ease}
    .topic-card .topic-label{color:var(--green);font-size:12px;font-weight:900;margin-bottom:24px;display:block}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px 28px}
    .accordion-item{border:1px solid var(--line)!important;border-radius:15px!important;overflow:hidden;margin-bottom:12px;background:#fff}
    .accordion-button{font-weight:800;color:var(--ink);background:#fff;box-shadow:none!important;padding:20px}
    .accordion-button:not(.collapsed){color:var(--green);background:#f1f8eb}
    .accordion-body{font-size:14px;color:var(--muted);padding:0 20px 21px}
    .join-section{background:var(--orange)}
    .join-wrap{display:grid;grid-template-columns:1fr .8fr;gap:42px;align-items:center}
    .join-wrap p{max-width:650px;color:#5c4026}
    .join-form{background:#fff;border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
    .join-form label{display:block;font-size:13px;font-weight:800;margin:0 0 6px}
    .join-form input,.join-form select{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 13px;outline:0;margin-bottom:14px;background:#fbfdfb}
    .join-form input:focus,.join-form select:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(13,96,77,.12)}
    .cta-strip{padding:42px 0;background:var(--lime)}
    .cta-flex{display:flex;align-items:center;justify-content:space-between;gap:25px}
    .cta-flex h2{font-size:32px}
    footer{background:#082e27;color:#b8cec5;padding:48px 0 28px}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:35px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.13)}
    footer .brand{color:#fff;margin-bottom:14px}
    footer p{font-size:13px;margin:0;max-width:370px}
    footer h3{font-size:14px;color:#fff;margin:5px 0 13px}
    .footer-links{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:13px}
    .footer-links a:hover{color:var(--lime)}
    .copyright{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:20px;font-size:12px;color:#8faea2}
    .copyright a{text-decoration:underline;text-underline-offset:3px}
    .floating{position:fixed;right:22px;bottom:22px;z-index:990;background:var(--green);color:#fff;border-radius:50px;padding:12px 17px;font-size:13px;font-weight:800;box-shadow:var(--shadow)}
    .floating:hover{background:var(--green-dark);color:#fff}
    :focus-visible{outline:3px solid rgba(184,239,88,.9);outline-offset:3px}
    @media(max-width:1024px){
      .nav-tools{display:none}
      .commission-grid,.news-layout,.join-wrap{grid-template-columns:1fr}
      .feature-layout{grid-template-columns:1fr}
      .feature-lead{position:static}
      .scenario-grid{grid-template-columns:repeat(2,1fr)}
      .wall-grid{grid-template-columns:1fr 1fr;grid-template-rows:220px 180px}
      .wall-item:first-child{grid-row:span 1}
    }
    @media(max-width:768px){
      .container{padding:0 18px}
      .topline-inner{padding:0 18px}
      .topline-inner span:last-child{display:none}
      .navbar{min-height:68px}
      .brand{font-size:19px}
      .navbar-collapse{padding-top:15px}
      .nav-link{padding:8px 10px!important}
      .hero{min-height:650px}
      .hero-copy{font-size:16px}
      .section{padding:65px 0}
      .section-head{display:block}
      .section-intro{margin-top:14px}
      .material-grid,.topics,.case-grid{grid-template-columns:1fr}
      .feature-list{grid-template-columns:1fr}
      .data-grid{grid-template-columns:1fr 1fr}
      .data-item:nth-child(2){border-right:0}
      .data-item{border-bottom:1px solid var(--line)}
      .data-item:nth-last-child(-n+2){border-bottom:0}
      .wall-grid{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:180px 180px}
      .wall-item:first-child{grid-column:span 2}
      .news-row{grid-template-columns:78px 1fr}
      .news-row .text-link{grid-column:2;text-align:left}
      .cta-flex{display:block}
      .cta-flex .btn-main{margin-top:18px;display:inline-block}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:first-child{grid-column:span 2}
    }
    @media(max-width:520px){
      h1{font-size:43px}
      .hero-actions .btn-main,.hero-actions .btn-light,.hero-actions .btn-outline-light{width:100%;text-align:center}
      .hero-meta{gap:17px}
      .hero-meta b{font-size:21px}
      .scenario-grid,.data-grid,.wall-grid{grid-template-columns:1fr}
      .wall-grid{display:grid;grid-template-rows:190px 190px 190px 190px}
      .wall-item:first-child{grid-column:auto}
      .news-row{display:block}
      .news-date{margin-bottom:5px}
      .news-row h3{margin-bottom:4px}
      .news-row .text-link{display:inline-block;margin-top:10px}
      .case-card{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div:first-child{grid-column:auto}
      .floating{right:12px;bottom:12px}
    }

/* roulang page: category3 */
:root{
      --ink:#10201d;
      --muted:#64736f;
      --paper:#f4f7f4;
      --card:#ffffff;
      --line:#dce7e1;
      --green:#0d604d;
      --green-dark:#073b32;
      --lime:#b8ef58;
      --orange:#f7a34b;
      --shadow:0 18px 50px rgba(19,55,45,.09);
      --soft-shadow:0 8px 26px rgba(19,55,45,.07);
      --radius:22px;
      --radius-sm:14px;
    }
    html{scroll-behavior:smooth}
    *{box-sizing:border-box}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
      font-size:16px;
      line-height:1.75;
      letter-spacing:.01em;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:1200px;margin:0 auto;padding:0 24px}
    .site-header{
      position:sticky;top:0;z-index:1000;
      background:rgba(244,247,244,.94);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(220,231,225,.8)
    }
    .navbar{min-height:78px;padding:14px 0}
    .brand{
      display:inline-flex;align-items:center;gap:11px;
      font-size:22px;font-weight:900;letter-spacing:-.04em
    }
    .brand-mark{
      width:34px;height:34px;border-radius:12px;background:var(--green);
      display:grid;place-items:center;color:var(--lime);font-weight:900;
      font-size:17px;box-shadow:inset 0 0 0 5px rgba(255,255,255,.08)
    }
    .nav-link{
      font-size:14px;color:#4c615b!important;padding:10px 13px!important;
      border-radius:10px;transition:.25s ease
    }
    .nav-link:hover,.nav-link.active{background:#e5f0e9;color:var(--green)!important}
    .nav-tools{display:flex;align-items:center;gap:10px}
    .trend{font-size:12px;color:var(--green);font-weight:800;white-space:nowrap}
    .search-box{
      display:flex;align-items:center;gap:8px;background:#fff;
      border:1px solid var(--line);border-radius:12px;padding:7px 11px;color:var(--muted)
    }
    .search-box input{width:105px;border:0;outline:0;background:transparent;font-size:13px}
    .navbar-toggler{border:1px solid var(--line);border-radius:10px;padding:8px 10px}
    .navbar-toggler:focus{box-shadow:0 0 0 3px rgba(184,239,88,.35)}
    .hero{
      position:relative;overflow:hidden;background:var(--green-dark);color:#fff;
      min-height:520px;display:flex;align-items:center
    }
    .hero:before{
      content:"";position:absolute;inset:0;
      background:linear-gradient(90deg,rgba(5,42,34,.98) 15%,rgba(5,42,34,.78) 56%,rgba(5,42,34,.3)),
      url("/assets/images/backpic/back-2.webp") center/cover no-repeat
    }
    .hero:after{
      content:"";position:absolute;width:430px;height:430px;border:1px solid rgba(184,239,88,.22);
      border-radius:50%;right:-110px;top:-110px;
      box-shadow:0 0 0 42px rgba(184,239,88,.04),0 0 0 84px rgba(184,239,88,.035)
    }
    .hero .container{position:relative;z-index:2}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;color:var(--lime);
      font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;margin-bottom:20px
    }
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--lime)}
    h1,h2,h3{font-weight:900;letter-spacing:-.045em;line-height:1.2}
    h1{font-size:clamp(42px,6vw,76px);max-width:760px;margin:0 0 22px}
    .hero-copy{max-width:670px;color:#d6e7df;font-size:18px;line-height:1.9;margin-bottom:30px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .btn-main,.btn-light,.btn-outline-light,.btn-dark{
      border-radius:12px;padding:12px 21px;font-weight:800;
      border:1px solid transparent;transition:.25s ease
    }
    .btn-main{background:var(--lime);color:#173a2f}
    .btn-main:hover{background:#d0fb83;color:#12352a;transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--green)}
    .btn-light:hover{background:#eaf7df;color:var(--green);transform:translateY(-2px)}
    .btn-outline-light{border-color:rgba(255,255,255,.35);color:#fff}
    .btn-outline-light:hover{background:#fff;color:var(--green)}
    .btn-dark{background:var(--green-dark);color:#fff}
    .btn-dark:hover{background:var(--green);transform:translateY(-2px)}
    .hero-meta{display:flex;flex-wrap:wrap;gap:24px;margin-top:42px}
    .hero-meta-item{padding-left:15px;border-left:1px solid rgba(255,255,255,.28)}
    .hero-meta b{display:block;font-size:25px;line-height:1;color:var(--lime)}
    .hero-meta span{font-size:12px;color:#b4cbc2}
    .section{padding:88px 0}
    .section-tight{padding:65px 0}
    .section-head{
      display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px
    }
    .section-kicker{
      font-size:12px;letter-spacing:.16em;color:var(--green);font-weight:900;
      text-transform:uppercase;margin-bottom:10px
    }
    .section-intro{max-width:560px;color:var(--muted);margin:0}
    .section-dark{background:var(--green-dark);color:#fff}
    .section-dark .section-intro{color:#bbd1c8}
    .section-dark .section-kicker{color:var(--lime)}
    .section-title{font-size:clamp(30px,4vw,50px);margin:0}
    .lead-panel{
      display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:stretch
    }
    .feature-image{
      min-height:365px;border-radius:var(--radius);overflow:hidden;
      background:url("/assets/images/coverpic/cover-5.webp") center/cover no-repeat;
      position:relative
    }
    .feature-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,59,50,.7),transparent 55%)}
    .image-caption{position:absolute;bottom:24px;left:25px;right:25px;color:#fff;z-index:1}
    .image-caption strong{font-size:25px;display:block;margin-bottom:5px}
    .image-caption span{color:#d4e7df;font-size:14px}
    .white-panel{
      background:#fff;border:1px solid var(--line);border-radius:var(--radius);
      padding:34px;box-shadow:var(--soft-shadow)
    }
    .white-panel h3{font-size:29px;margin:0 0 15px}
    .white-panel p{color:var(--muted)}
    .check-list{list-style:none;padding:0;margin:23px 0 0}
    .check-list li{display:flex;gap:12px;margin:13px 0;color:#304840}
    .check-list li:before{
      content:"✓";display:grid;place-items:center;flex:0 0 22px;height:22px;
      border-radius:50%;background:#e5f6c8;color:var(--green);font-weight:900;margin-top:3px
    }
    .benefit-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}
    .benefit-card{
      padding:28px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
      transition:.28s ease;box-shadow:var(--soft-shadow)
    }
    .benefit-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .benefit-card.large{background:var(--green);color:#fff;min-height:250px}
    .benefit-card.large p{color:#d4e7df}
    .benefit-number{font-size:14px;color:var(--orange);font-weight:900;margin-bottom:30px}
    .benefit-card h3{font-size:23px;margin:0 0 11px}
    .benefit-card p{font-size:14px;color:var(--muted);margin:0}
    .benefit-card.large .benefit-number{color:var(--lime)}
    .timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
    .timeline:before{content:"";height:1px;background:#b7cbc2;position:absolute;left:8%;right:8%;top:24px}
    .step{position:relative;z-index:1}
    .step-dot{
      width:49px;height:49px;border-radius:50%;display:grid;place-items:center;
      background:var(--lime);color:var(--green-dark);font-weight:900;margin-bottom:19px;
      border:7px solid var(--green-dark)
    }
    .step h3{font-size:19px;margin:0 0 8px}
    .step p{font-size:14px;color:#bbd1c8;margin:0;max-width:220px}
    .activity-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:28px;align-items:start}
    .activity-aside{
      background:url("/assets/images/coverpic/cover-7.webp") center/cover;
      min-height:430px;border-radius:var(--radius);padding:30px;color:#fff;position:relative;overflow:hidden
    }
    .activity-aside:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,59,50,.9),rgba(7,59,50,.12))}
    .activity-aside>*{position:relative;z-index:1}
    .activity-aside h2{font-size:34px;margin-top:190px}
    .activity-aside p{color:#d4e7df}
    .activity-list{display:grid;gap:14px}
    .activity-item{
      display:grid;grid-template-columns:98px 1fr auto;gap:20px;align-items:center;
      background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;
      transition:.25s ease
    }
    .activity-item:hover{border-color:#a8cf9b;transform:translateX(4px);box-shadow:var(--soft-shadow)}
    .activity-date{color:var(--green);font-weight:900;font-size:14px}
    .activity-item h3{font-size:19px;margin:0 0 4px}
    .activity-item p{font-size:13px;color:var(--muted);margin:0}
    .mini-link{color:var(--green);font-size:13px;font-weight:900;white-space:nowrap}
    .scenario-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
    .scenario{
      min-height:190px;border-radius:var(--radius);padding:23px;
      background:#e7f0e9;border:1px solid #d3e3d8;transition:.25s ease
    }
    .scenario:nth-child(2){background:#fff1df;border-color:#f2dcc1}
    .scenario:nth-child(3){background:#e7edf5;border-color:#d5deec}
    .scenario:nth-child(4){background:#e9f4d6;border-color:#d6e9b8}
    .scenario:hover{transform:translateY(-4px);box-shadow:var(--soft-shadow)}
    .scenario span{font-size:12px;color:var(--green);font-weight:900}
    .scenario h3{font-size:21px;margin:30px 0 8px}
    .scenario p{font-size:13px;color:var(--muted);margin:0}
    .quote-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:center}
    .quote-mark{font-size:100px;color:var(--lime);line-height:.7;font-family:Georgia,serif}
    .quote-text{font-size:29px;font-weight:800;line-height:1.45;margin:18px 0}
    .quote-author{color:#bbd1c8;font-size:14px}
    .proof-stack{display:grid;gap:13px}
    .proof{
      padding:21px 23px;border:1px solid rgba(255,255,255,.15);border-radius:16px;
      background:rgba(255,255,255,.06)
    }
    .proof b{display:block;color:var(--lime);font-size:26px}
    .proof span{font-size:13px;color:#c0d3cc}
    .faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:45px}
    .faq-intro p{color:var(--muted)}
    .accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;overflow:hidden;margin-bottom:11px;background:#fff}
    .accordion-button{font-weight:800;color:var(--ink);background:#fff;padding:19px 21px}
    .accordion-button:not(.collapsed){color:var(--green);background:#eff7ed;box-shadow:none}
    .accordion-button:focus{box-shadow:0 0 0 3px rgba(184,239,88,.35)}
    .accordion-body{color:var(--muted);font-size:14px;padding:0 21px 19px}
    .cta{
      background:var(--green);color:#fff;border-radius:var(--radius);padding:45px 48px;
      display:flex;align-items:center;justify-content:space-between;gap:28px;position:relative;overflow:hidden
    }
    .cta:after{content:"";position:absolute;width:280px;height:280px;border:1px solid rgba(184,239,88,.22);border-radius:50%;right:-90px;top:-120px}
    .cta-content{position:relative;z-index:1}
    .cta h2{font-size:38px;margin:0 0 9px}
    .cta p{color:#d4e7df;margin:0;max-width:660px}
    .cta .btn-main{position:relative;z-index:1;white-space:nowrap}
    footer{background:#062b25;color:#c4d7d0;padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:50px;padding-bottom:42px}
    footer .brand{color:#fff;margin-bottom:17px}
    footer p{max-width:450px;color:#9db8ae;font-size:14px}
    footer h3{color:#fff;font-size:16px;letter-spacing:0;margin:4px 0 15px}
    .footer-links{display:grid;gap:8px;font-size:14px;color:#9db8ae}
    .footer-links a:hover,footer a:hover{color:var(--lime)}
    .copyright{
      border-top:1px solid rgba(255,255,255,.12);padding-top:20px;
      display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:12px;color:#89a79d
    }
    .copyright a{color:#b5cfc5}
    :focus-visible{outline:3px solid rgba(184,239,88,.7);outline-offset:3px}
    @media(max-width:1024px){
      .nav-tools{display:none}
      .navbar-nav{margin-top:12px}
      .benefit-grid,.activity-layout,.quote-grid{grid-template-columns:1fr 1fr}
      .benefit-card.large{grid-column:span 2}
      .timeline{grid-template-columns:repeat(2,1fr);gap:28px}
      .timeline:before{display:none}
      .scenario-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .container{padding:0 18px}
      .navbar{min-height:68px}
      .hero{min-height:570px}
      .section{padding:65px 0}
      .section-head{display:block}
      .section-intro{margin-top:14px}
      .lead-panel,.benefit-grid,.activity-layout,.quote-grid,.faq-grid{grid-template-columns:1fr}
      .benefit-card.large{grid-column:auto}
      .feature-image{min-height:300px}
      .activity-aside{min-height:330px}
      .activity-aside h2{margin-top:115px}
      .activity-item{grid-template-columns:78px 1fr}
      .activity-item .mini-link{grid-column:2}
      .cta{display:block;padding:32px 25px}
      .cta .btn-main{display:inline-block;margin-top:22px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
      .footer-grid>div:first-child{grid-column:span 2}
    }
    @media(max-width:520px){
      h1{font-size:42px}
      .hero-copy{font-size:16px}
      .hero-meta{gap:15px;margin-top:31px}
      .hero-meta b{font-size:21px}
      .timeline,.scenario-grid{grid-template-columns:1fr}
      .quote-text{font-size:24px}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div:first-child{grid-column:auto}
      .copyright{display:block}
      .copyright span{display:block;margin-bottom:9px}
    }

/* roulang page: category2 */
:root{
      --ink:#10201d;
      --muted:#64736f;
      --paper:#f4f7f4;
      --card:#ffffff;
      --line:#dce7e1;
      --green:#0d604d;
      --green-dark:#073b32;
      --lime:#b8ef58;
      --orange:#f7a34b;
      --shadow:0 18px 50px rgba(19,55,45,.09);
      --soft-shadow:0 8px 26px rgba(19,55,45,.07);
      --radius:22px;
      --radius-sm:14px;
    }
    html{scroll-behavior:smooth}
    *,*::before,*::after{box-sizing:border-box}
    body{
      margin:0;color:var(--ink);background:var(--paper);
      font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
      font-size:16px;line-height:1.75;letter-spacing:.01em;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:1200px;margin:0 auto;padding:0 24px}
    .site-header{
      position:sticky;top:0;z-index:1000;background:rgba(244,247,244,.95);
      backdrop-filter:blur(18px);border-bottom:1px solid rgba(220,231,225,.8)
    }
    .navbar{min-height:78px;padding:14px 0}
    .brand{display:inline-flex;align-items:center;gap:11px;font-size:22px;font-weight:900;letter-spacing:-.04em}
    .brand-mark{
      width:34px;height:34px;border-radius:12px;background:var(--green);
      display:grid;place-items:center;color:var(--lime);font-weight:900;font-size:17px;
      box-shadow:inset 0 0 0 5px rgba(255,255,255,.08)
    }
    .nav-link{
      font-size:14px;color:#4c615b!important;padding:10px 13px!important;
      border-radius:10px;transition:.25s ease
    }
    .nav-link:hover,.nav-link.active{background:#e5f0e9;color:var(--green)!important}
    .navbar-toggler{border:1px solid var(--line);border-radius:10px;padding:8px 10px}
    .navbar-toggler:focus{box-shadow:0 0 0 3px rgba(13,96,77,.14)}
    .navbar-toggler-icon{
      background-image:linear-gradient(var(--green),var(--green)),linear-gradient(var(--green),var(--green)),linear-gradient(var(--green),var(--green));
      background-size:22px 2px;background-position:center 25%,center 50%,center 75%;background-repeat:no-repeat
    }
    .nav-tools{display:flex;align-items:center;gap:10px}
    .trend{font-size:12px;color:var(--green);font-weight:800;white-space:nowrap}
    .search-box{
      display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
      border-radius:12px;padding:7px 11px;color:var(--muted)
    }
    .search-box input{width:105px;border:0;outline:0;background:transparent;font-size:13px}
    .search-box:focus-within{border-color:var(--green);box-shadow:0 0 0 3px rgba(13,96,77,.1)}
    .page-hero{
      position:relative;overflow:hidden;min-height:460px;color:#fff;
      display:flex;align-items:center;background:var(--green-dark)
    }
    .page-hero::before{
      content:"";position:absolute;inset:0;
      background:linear-gradient(90deg,rgba(5,42,34,.98) 10%,rgba(5,42,34,.78) 53%,rgba(5,42,34,.36)),url("/assets/images/backpic/back-2.webp") center/cover no-repeat
    }
    .page-hero::after{
      content:"";position:absolute;width:430px;height:430px;border:1px solid rgba(184,239,88,.25);
      border-radius:50%;right:-100px;top:-130px;box-shadow:0 0 0 40px rgba(184,239,88,.04),0 0 0 80px rgba(184,239,88,.03)
    }
    .page-hero .container{position:relative;z-index:2}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;color:var(--lime);font-size:13px;
      font-weight:800;letter-spacing:.12em;text-transform:uppercase;margin-bottom:18px
    }
    .eyebrow::before{content:"";width:24px;height:2px;background:var(--lime)}
    h1,h2,h3{letter-spacing:-.045em;line-height:1.2}
    h1{font-size:clamp(40px,6vw,76px);max-width:760px;margin:0 0 22px;font-weight:950}
    .hero-copy{max-width:690px;color:#d6e7df;font-size:18px;line-height:1.9;margin:0 0 28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .btn-main,.btn-light,.btn-outline-light,.btn-dark{
      border-radius:12px;padding:12px 21px;font-weight:800;border:1px solid transparent;transition:.25s ease
    }
    .btn-main{background:var(--lime);color:#173a2f}
    .btn-main:hover{background:#d0fb83;color:#12352a;transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--green)}
    .btn-light:hover{background:#eaf7df;color:var(--green);transform:translateY(-2px)}
    .btn-outline-light{border-color:rgba(255,255,255,.35);color:#fff}
    .btn-outline-light:hover{background:#fff;color:var(--green)}
    .btn-dark{background:var(--green-dark);color:#fff}
    .btn-dark:hover{background:var(--green);color:#fff;transform:translateY(-2px)}
    .hero-stamp{
      position:absolute;right:8%;bottom:42px;z-index:2;width:180px;height:180px;
      border:1px solid rgba(184,239,88,.38);border-radius:50%;display:grid;place-items:center;
      color:var(--lime);font-size:13px;letter-spacing:.1em;text-align:center;transform:rotate(-12deg)
    }
    .section{padding:88px 0}
    .section-tight{padding:62px 0}
    .section-head{
      display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px
    }
    .section-kicker{
      font-size:12px;letter-spacing:.16em;color:var(--green);font-weight:900;
      text-transform:uppercase;margin-bottom:10px
    }
    .section-head h2{font-size:clamp(28px,4vw,46px);margin:0;font-weight:900}
    .section-intro{max-width:540px;color:var(--muted);margin:0}
    .section-dark{background:var(--green-dark);color:#fff}
    .section-dark .section-kicker{color:var(--lime)}
    .section-dark .section-intro{color:#bbd1c8}
    .overview-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:stretch}
    .overview-copy{
      padding:38px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
      box-shadow:var(--soft-shadow)
    }
    .overview-copy h3{font-size:30px;margin:0 0 16px}
    .overview-copy p{color:var(--muted);margin:0 0 18px}
    .check-list{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:12px}
    .check-list li{display:flex;gap:11px;align-items:flex-start;color:#3b514a}
    .check-list li::before{
      content:"✓";flex:0 0 23px;width:23px;height:23px;border-radius:50%;
      background:#e5f5d1;color:var(--green);font-weight:900;text-align:center;line-height:23px
    }
    .overview-image{position:relative;min-height:350px;border-radius:var(--radius);overflow:hidden}
    .overview-image img{width:100%;height:100%;object-fit:cover}
    .image-caption{
      position:absolute;left:20px;right:20px;bottom:20px;padding:17px 20px;
      border:1px solid rgba(255,255,255,.24);border-radius:16px;color:#fff;
      background:rgba(7,59,50,.78);backdrop-filter:blur(10px)
    }
    .image-caption strong{display:block;color:var(--lime);font-size:18px}
    .pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}
    .price-card{
      position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
      padding:30px;box-shadow:var(--soft-shadow);transition:.28s ease
    }
    .price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
    .price-card.recommended{background:var(--green);color:#fff;border-color:var(--green);transform:translateY(-14px);box-shadow:0 22px 48px rgba(7,59,50,.22)}
    .price-card.recommended:hover{transform:translateY(-20px)}
    .recommend-badge{
      position:absolute;top:18px;right:18px;background:var(--lime);color:#173a2f;
      border-radius:50px;padding:5px 10px;font-size:12px;font-weight:900
    }
    .price-card h3{font-size:24px;margin:0 0 10px}
    .price-card p{color:var(--muted);font-size:14px;min-height:74px}
    .recommended p{color:#cce2d9}
    .price{font-size:31px;font-weight:900;margin:20px 0 16px}
    .price small{font-size:13px;font-weight:500;color:var(--muted)}
    .recommended .price small{color:#cce2d9}
    .feature-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:50px;align-items:start}
    .feature-lead{position:sticky;top:116px}
    .feature-lead p{color:var(--muted);margin:20px 0 25px}
    .feature-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .feature-card{
      background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;
      transition:.28s ease
    }
    .feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .feature-number{color:var(--orange);font-size:12px;font-weight:900;letter-spacing:.12em}
    .feature-card h3{font-size:20px;margin:10px 0 9px}
    .feature-card p{font-size:14px;color:var(--muted);margin:0}
    .scenario-layout{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .scenario-item{
      display:grid;grid-template-columns:82px 1fr;gap:20px;align-items:center;
      background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px
    }
    .scenario-item img{width:82px;height:82px;object-fit:cover;border-radius:15px}
    .scenario-item h3{font-size:20px;margin:0 0 6px}
    .scenario-item p{font-size:14px;color:var(--muted);margin:0}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
    .process-item{padding:26px 22px 10px;border-right:1px solid var(--line);position:relative}
    .process-item:last-child{border-right:0}
    .process-item::before{
      content:"";position:absolute;top:-5px;left:22px;width:9px;height:9px;border-radius:50%;background:var(--orange)
    }
    .process-num{font-size:13px;color:var(--green);font-weight:900}
    .process-item h3{font-size:21px;margin:10px 0 8px}
    .process-item p{font-size:14px;color:var(--muted);margin:0}
    .metrics{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid rgba(255,255,255,.17);border-radius:var(--radius);overflow:hidden}
    .metric{padding:28px 23px;border-right:1px solid rgba(255,255,255,.17)}
    .metric:last-child{border-right:0}
    .metric b{display:block;color:var(--lime);font-size:35px;line-height:1.25}
    .metric span{font-size:13px;color:#bad0c7}
    .case-layout{display:grid;grid-template-columns:1fr 1fr;gap:22px}
    .case-card{
      background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
      box-shadow:var(--soft-shadow);transition:.28s ease
    }
    .case-card img{height:205px;width:100%;object-fit:cover}
    .case-body{padding:26px}
    .case-tag{font-size:12px;color:var(--green);font-weight:900;letter-spacing:.1em}
    .case-body h3{font-size:25px;margin:9px 0 10px}
    .case-body p{color:var(--muted);margin:0}
    .quote{
      margin-top:22px;padding:20px 22px;border-left:3px solid var(--lime);
      background:#f0f7e9;color:#35534a;border-radius:0 14px 14px 0;font-size:15px
    }
    .faq-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:48px}
    .faq-lead p{color:var(--muted);margin-top:17px}
    .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line)}
    .accordion-button{background:transparent!important;color:var(--ink)!important;box-shadow:none!important;padding:20px 0;font-weight:850}
    .accordion-button::after{filter:none}
    .accordion-body{padding:0 0 21px;color:var(--muted);font-size:14px}
    .cta{
      background:var(--green);color:#fff;border-radius:var(--radius);padding:46px 48px;
      display:flex;align-items:center;justify-content:space-between;gap:28px;overflow:hidden;position:relative
    }
    .cta::after{content:"";position:absolute;width:270px;height:270px;border:1px solid rgba(184,239,88,.24);border-radius:50%;right:-80px;top:-110px}
    .cta > div{position:relative;z-index:1}
    .cta h2{font-size:clamp(28px,4vw,42px);margin:0 0 11px}
    .cta p{color:#cce2d9;margin:0;max-width:650px}
    .cta .btn-main{position:relative;z-index:1;white-space:nowrap}
    footer{background:#062e27;color:#d6e7df;padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.4fr .7fr .7fr;gap:55px;padding-bottom:42px}
    footer .brand{color:#fff}
    footer p{max-width:430px;color:#9fbbb1;font-size:14px;margin:18px 0 0}
    footer h3{font-size:15px;color:var(--lime);margin:4px 0 15px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{color:#b7cec4;font-size:14px;transition:.2s ease}
    .footer-links a:hover{color:var(--lime);padding-left:4px}
    .copyright{
      padding-top:20px;border-top:1px solid rgba(255,255,255,.13);
      display:flex;justify-content:space-between;gap:20px;color:#8daaa0;font-size:12px
    }
    .copyright a:hover{color:var(--lime)}
    .reveal{animation:rise .7s ease both}
    @keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
    :focus-visible{outline:3px solid rgba(184,239,88,.85);outline-offset:3px}
    @media(max-width:1100px){
      .nav-link{padding-left:9px!important;padding-right:9px!important;font-size:13px}
      .trend{display:none}
      .feature-layout{gap:28px}
    }
    @media(max-width:991px){
      .nav-tools{padding:12px 0 6px}
      .search-box{width:100%}.search-box input{width:100%}
      .overview-grid,.feature-layout,.faq-grid{grid-template-columns:1fr}
      .feature-lead{position:static}
      .pricing-grid{grid-template-columns:1fr 1fr}
      .price-card.recommended{order:-1;transform:none}
      .price-card.recommended:hover{transform:translateY(-6px)}
      .metrics{grid-template-columns:1fr 1fr}
      .metric:nth-child(2){border-right:0}
      .metric{border-bottom:1px solid rgba(255,255,255,.17)}
      .metric:nth-last-child(-n+2){border-bottom:0}
    }
    @media(max-width:767px){
      .container{padding:0 18px}
      .page-hero{min-height:550px}
      .hero-stamp{width:120px;height:120px;right:8%;bottom:24px;font-size:10px}
      .section{padding:65px 0}
      .section-tight{padding:48px 0}
      .section-head{display:block;margin-bottom:25px}
      .section-intro{margin-top:16px}
      .pricing-grid,.scenario-layout,.case-layout{grid-template-columns:1fr}
      .feature-list{grid-template-columns:1fr}
      .process{grid-template-columns:1fr;border-top:0}
      .process-item{border-right:0;border-top:1px solid var(--line);padding-left:0}
      .process-item::before{left:0;top:-5px}
      .metrics{grid-template-columns:1fr 1fr}
      .metric{padding:22px 16px}
      .metric b{font-size:28px}
      .cta{display:block;padding:34px 27px}
      .cta .btn-main{display:inline-block;margin-top:24px}
      .footer-grid{grid-template-columns:1fr;gap:30px}
      .copyright{display:block;line-height:2}
      .copyright span{display:block;margin-bottom:7px}
    }
    @media(max-width:520px){
      h1{font-size:40px}
      .hero-copy{font-size:16px}
      .overview-copy{padding:26px 22px}
      .scenario-item{grid-template-columns:65px 1fr;gap:14px;padding:17px}
      .scenario-item img{width:65px;height:65px}
      .metrics{grid-template-columns:1fr}
      .metric,.metric:nth-child(2){border-right:0;border-bottom:1px solid rgba(255,255,255,.17)}
      .metric:last-child{border-bottom:0}
      .price-card{padding:25px 22px}
    }

/* roulang page: category5 */
:root{
      --ink:#10201d;
      --muted:#64736f;
      --paper:#f4f7f4;
      --card:#ffffff;
      --line:#dce7e1;
      --green:#0d604d;
      --green-dark:#073b32;
      --lime:#b8ef58;
      --orange:#f7a34b;
      --shadow:0 18px 50px rgba(19,55,45,.09);
      --soft-shadow:0 8px 26px rgba(19,55,45,.07);
      --radius:22px;
      --radius-sm:14px;
    }
    html{scroll-behavior:smooth}
    *{box-sizing:border-box}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
      font-size:16px;
      line-height:1.75;
      letter-spacing:.01em;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:1200px;margin:0 auto;padding:0 24px}
    .site-header{
      position:sticky;top:0;z-index:1000;
      background:rgba(244,247,244,.94);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(220,231,225,.8)
    }
    .navbar{min-height:78px;padding:14px 0}
    .brand{display:inline-flex;align-items:center;gap:11px;font-size:22px;font-weight:900;letter-spacing:-.04em}
    .brand-mark{
      width:34px;height:34px;border-radius:12px;background:var(--green);
      display:grid;place-items:center;color:var(--lime);font-weight:900;font-size:17px;
      box-shadow:inset 0 0 0 5px rgba(255,255,255,.08)
    }
    .nav-link{
      font-size:14px;color:#4c615b!important;padding:10px 13px!important;
      border-radius:10px;transition:.25s ease;white-space:nowrap
    }
    .nav-link:hover,.nav-link.active{background:#e5f0e9;color:var(--green)!important}
    .nav-tools{display:flex;align-items:center;gap:10px}
    .trend{font-size:12px;color:var(--green);font-weight:800;white-space:nowrap}
    .search-box{
      display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
      border-radius:12px;padding:7px 11px;color:var(--muted)
    }
    .search-box input{width:105px;border:0;outline:0;background:transparent;font-size:13px}
    .navbar-toggler{border:1px solid var(--line);border-radius:10px;padding:8px 10px}
    .navbar-toggler:focus{box-shadow:0 0 0 4px rgba(184,239,88,.28)}
    .hero{
      position:relative;overflow:hidden;background:var(--green-dark);color:#fff;
      min-height:470px;display:flex;align-items:center
    }
    .hero:before{
      content:"";position:absolute;inset:0;
      background:linear-gradient(90deg,rgba(5,42,34,.98) 15%,rgba(5,42,34,.76) 55%,rgba(5,42,34,.35)),
      url("/assets/images/backpic/back-2.webp") center/cover no-repeat
    }
    .hero:after{
      content:"";position:absolute;width:450px;height:450px;border:1px solid rgba(184,239,88,.22);
      border-radius:50%;right:-130px;top:-130px;
      box-shadow:0 0 0 42px rgba(184,239,88,.04),0 0 0 84px rgba(184,239,88,.035)
    }
    .hero .container{position:relative;z-index:2}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;color:var(--lime);
      font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:18px
    }
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--lime)}
    h1,h2,h3,p{overflow-wrap:anywhere}
    h1{font-size:clamp(42px,6vw,76px);line-height:1.08;letter-spacing:-.07em;margin:0 0 22px;font-weight:950}
    h2{font-size:clamp(30px,4vw,48px);line-height:1.18;letter-spacing:-.055em;margin:0 0 14px;font-weight:900}
    h3{font-weight:850}
    .hero-copy{max-width:680px;color:#d6e7df;font-size:18px;line-height:1.9;margin-bottom:28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .btn-main,.btn-light,.btn-outline-light,.btn-dark{
      border-radius:12px;padding:12px 21px;font-weight:800;border:1px solid transparent;
      transition:.25s ease
    }
    .btn-main{background:var(--lime);color:#173a2f}
    .btn-main:hover{background:#d0fb83;color:#12352a;transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--green)}
    .btn-light:hover{background:#eaf7df;color:var(--green);transform:translateY(-2px)}
    .btn-outline-light{border-color:rgba(255,255,255,.35);color:#fff}
    .btn-outline-light:hover{background:#fff;color:var(--green)}
    .btn-dark{background:var(--green-dark);color:#fff}
    .btn-dark:hover{background:var(--green);transform:translateY(-2px)}
    .hero-meta{display:flex;flex-wrap:wrap;gap:24px;margin-top:38px}
    .hero-meta-item{padding-left:15px;border-left:1px solid rgba(255,255,255,.28)}
    .hero-meta b{display:block;font-size:25px;line-height:1;color:var(--lime)}
    .hero-meta span{font-size:12px;color:#b4cbc2}
    .section{padding:78px 0}
    .section-tight{padding:58px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:32px}
    .section-kicker{font-size:12px;letter-spacing:.16em;color:var(--green);font-weight:900;margin-bottom:9px}
    .section-intro{max-width:550px;color:var(--muted);margin:0}
    .section-dark{background:var(--green-dark);color:#fff}
    .section-dark .section-intro{color:#bbd1c8}
    .section-dark .section-kicker{color:var(--lime)}
    .coupon-layout{display:grid;grid-template-columns:1.3fr .7fr;gap:22px;align-items:stretch}
    .coupon-main{
      position:relative;overflow:hidden;min-height:330px;padding:38px;border-radius:var(--radius);
      background:var(--green);color:#fff;box-shadow:var(--shadow)
    }
    .coupon-main:before{
      content:"";position:absolute;width:280px;height:280px;border:1px dashed rgba(255,255,255,.25);
      border-radius:50%;right:-90px;top:-80px
    }
    .coupon-main:after{
      content:"限时礼遇";position:absolute;right:35px;bottom:30px;color:rgba(255,255,255,.1);
      font-size:42px;font-weight:950;transform:rotate(-12deg)
    }
    .coupon-main h3{font-size:35px;line-height:1.25;max-width:520px;margin:0 0 13px;position:relative}
    .coupon-main p{max-width:530px;color:#d5e8df;position:relative}
    .coupon-tag{display:inline-block;background:var(--lime);color:#173a2f;padding:5px 11px;border-radius:30px;font-size:12px;font-weight:900;margin-bottom:20px}
    .coupon-side{display:grid;gap:16px}
    .coupon-mini{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px;box-shadow:var(--soft-shadow)}
    .coupon-mini strong{display:block;color:var(--green);font-size:28px;line-height:1.2;margin-bottom:8px}
    .coupon-mini p{margin:0;color:var(--muted);font-size:14px}
    .feature-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:48px;align-items:start}
    .feature-lead{position:sticky;top:118px}
    .feature-lead p{color:var(--muted);margin:18px 0 25px}
    .feature-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .feature-card,.scenario-card,.trust-card,.faq-item{
      background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;
      transition:.28s ease
    }
    .feature-card:hover,.scenario-card:hover,.trust-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .feature-card h3,.scenario-card h3,.trust-card h3{font-size:20px;margin:0 0 9px}
    .feature-card p,.scenario-card p,.trust-card p{font-size:14px;color:var(--muted);margin:0}
    .number{
      width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
      background:#e8f5d8;color:var(--green);font-weight:900;margin-bottom:19px
    }
    .scenario-band{background:#e9f0eb}
    .scenario-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}
    .scenario-card:first-child{background:var(--green);color:#fff;padding:31px}
    .scenario-card:first-child p{color:#d3e6dc}
    .scenario-card:first-child .number{background:rgba(184,239,88,.2);color:var(--lime)}
    .image-story{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}
    .story-image{border-radius:var(--radius);overflow:hidden;min-height:370px;box-shadow:var(--shadow)}
    .story-image img{width:100%;height:100%;object-fit:cover}
    .story-copy{padding:12px 20px}
    .story-copy p{color:var(--muted);margin:16px 0}
    .check-list{padding:0;margin:22px 0;list-style:none}
    .check-list li{position:relative;padding:11px 0 11px 32px;border-bottom:1px solid var(--line);color:#3d514a}
    .check-list li:before{content:"✓";position:absolute;left:0;top:10px;color:var(--green);font-weight:900}
    .process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid rgba(184,239,88,.3)}
    .process-item{padding:27px 22px 12px;border-right:1px solid rgba(184,239,88,.2);position:relative}
    .process-item:last-child{border-right:0}
    .process-item b{display:block;color:var(--lime);font-size:14px;margin-bottom:17px}
    .process-item h3{font-size:19px;margin-bottom:9px}
    .process-item p{color:#bcd0c8;font-size:14px;margin:0}
    .data-section{background:#fff}
    .data-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
    .data-item{padding:28px 23px;border-right:1px solid var(--line)}
    .data-item:last-child{border-right:0}
    .data-item b{font-size:36px;color:var(--green);display:block;line-height:1.2}
    .data-item span{font-size:13px;color:var(--muted)}
    .trust-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:25px}
    .trust-feature{border-radius:var(--radius);padding:34px;background:#dff0d8}
    .trust-feature p{color:#486257}
    .trust-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .faq-wrap{max-width:920px;margin:0 auto}
    .faq-item{margin-bottom:12px;padding:0;overflow:hidden}
    .faq-item button{
      width:100%;padding:21px 24px;border:0;background:#fff;text-align:left;color:var(--ink);
      font-weight:850;display:flex;justify-content:space-between;align-items:center
    }
    .faq-item button:after{content:"＋";color:var(--green);font-size:22px}
    .faq-item button:not(.collapsed):after{content:"−"}
    .faq-answer{padding:0 24px 21px;color:var(--muted);font-size:14px}
    .cta{
      background:var(--green);color:#fff;border-radius:var(--radius);padding:42px 48px;
      display:flex;justify-content:space-between;align-items:center;gap:30px;overflow:hidden;position:relative
    }
    .cta:after{content:"开";position:absolute;right:20px;bottom:-66px;color:rgba(255,255,255,.08);font-size:250px;font-weight:950}
    .cta h2{font-size:34px;position:relative;z-index:1}
    .cta p{color:#d2e5dc;max-width:620px;position:relative;z-index:1;margin:0}
    .cta .btn-main{position:relative;z-index:1;white-space:nowrap}
    footer{background:#062e28;color:#d7e5de;padding:54px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.4fr .7fr .7fr;gap:50px;padding-bottom:38px}
    footer .brand{color:#fff}
    footer .brand-mark{background:#0d604d}
    footer p{color:#a9c2b8;max-width:470px;font-size:14px;margin:17px 0 0}
    footer h3{font-size:15px;color:var(--lime);margin:0 0 16px}
    .footer-links{display:grid;gap:9px;font-size:14px;color:#bcd0c7}
    .footer-links a:hover,.copyright a:hover{color:var(--lime)}
    .copyright{border-top:1px solid rgba(255,255,255,.13);padding-top:19px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:12px;color:#92ada2}
    :focus-visible{outline:3px solid rgba(184,239,88,.8);outline-offset:3px}
    @media(max-width:1024px){
      .nav-tools{margin-top:10px}
      .feature-layout,.trust-layout{grid-template-columns:1fr}
      .feature-lead{position:static}
      .scenario-grid{grid-template-columns:1fr 1fr}
      .scenario-card:first-child{grid-column:span 2}
    }
    @media(max-width:768px){
      .container{padding:0 18px}
      .navbar{min-height:70px}
      .nav-tools{align-items:stretch;flex-direction:column}
      .trend{display:none}
      .search-box input{width:100%}
      .hero{min-height:590px}
      .hero-copy{font-size:16px}
      .section{padding:62px 0}
      .section-head{display:block}
      .section-intro{margin-top:12px}
      .coupon-layout,.image-story{grid-template-columns:1fr}
      .coupon-main{min-height:360px}
      .feature-list,.trust-list{grid-template-columns:1fr}
      .scenario-card:first-child{grid-column:auto}
      .process-grid{grid-template-columns:1fr 1fr}
      .process-item:nth-child(2){border-right:0}
      .process-item:nth-child(-n+2){border-bottom:1px solid rgba(184,239,88,.2)}
      .data-grid{grid-template-columns:1fr 1fr}
      .data-item:nth-child(2){border-right:0}
      .data-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .cta{display:block;padding:34px 27px}
      .cta .btn-main{display:inline-block;margin-top:24px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
      .footer-grid>div:first-child{grid-column:span 2}
    }
    @media(max-width:520px){
      h1{font-size:43px}
      h2{font-size:32px}
      .hero-meta{gap:15px}
      .hero-meta-item{flex:1 1 40%}
      .scenario-grid,.process-grid,.data-grid{grid-template-columns:1fr}
      .scenario-card:first-child{grid-column:auto}
      .process-item,.data-item{border-right:0!important;border-bottom:1px solid var(--line)!important}
      .process-item:last-child,.data-item:last-child{border-bottom:0!important}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div:first-child{grid-column:auto}
      .copyright{display:block}
      .copyright span{display:block;margin-bottom:8px}
    }

/* roulang page: category1 */
:root{
      --ink:#10201d;
      --muted:#64736f;
      --paper:#f4f7f4;
      --card:#ffffff;
      --line:#dce7e1;
      --green:#0d604d;
      --green-dark:#073b32;
      --lime:#b8ef58;
      --orange:#f7a34b;
      --shadow:0 18px 50px rgba(19,55,45,.09);
      --soft-shadow:0 8px 26px rgba(19,55,45,.07);
      --radius:22px;
      --radius-sm:14px;
    }
    html{scroll-behavior:smooth}
    *{box-sizing:border-box}
    body{
      margin:0;color:var(--ink);background:var(--paper);
      font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
      font-size:16px;line-height:1.75;letter-spacing:.01em
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:1200px;margin:0 auto;padding:0 24px}
    .site-header{
      position:sticky;top:0;z-index:1000;background:rgba(244,247,244,.94);
      backdrop-filter:blur(18px);border-bottom:1px solid rgba(220,231,225,.8)
    }
    .navbar{min-height:78px;padding:14px 0}
    .brand{display:inline-flex;align-items:center;gap:11px;font-size:22px;font-weight:900;letter-spacing:-.04em}
    .brand-mark{
      width:34px;height:34px;border-radius:12px;background:var(--green);
      display:grid;place-items:center;color:var(--lime);font-weight:900;font-size:17px;
      box-shadow:inset 0 0 0 5px rgba(255,255,255,.08)
    }
    .nav-link{
      font-size:14px;color:#4c615b!important;padding:10px 13px!important;
      border-radius:10px;transition:.25s ease
    }
    .nav-link:hover,.nav-link.active{background:#e5f0e9;color:var(--green)!important}
    .nav-tools{display:flex;align-items:center;gap:10px}
    .trend{font-size:12px;color:var(--green);font-weight:800;white-space:nowrap}
    .search-box{
      display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
      border-radius:12px;padding:7px 11px;color:var(--muted)
    }
    .search-box input{width:105px;border:0;outline:0;background:transparent;font-size:13px}
    .navbar-toggler{border:1px solid var(--line);border-radius:10px;padding:8px 10px}
    .navbar-toggler:focus{box-shadow:0 0 0 3px rgba(13,96,77,.15)}
    .hero{
      position:relative;overflow:hidden;background:var(--green-dark);color:#fff;
      min-height:540px;display:flex;align-items:center
    }
    .hero:before{
      content:"";position:absolute;inset:0;
      background:linear-gradient(90deg,rgba(5,42,34,.98) 10%,rgba(5,42,34,.78) 54%,rgba(5,42,34,.3)),
      url("/assets/images/backpic/back-2.webp") center/cover no-repeat
    }
    .hero:after{
      content:"";position:absolute;width:450px;height:450px;border:1px solid rgba(184,239,88,.22);
      border-radius:50%;right:-120px;top:-130px;box-shadow:0 0 0 42px rgba(184,239,88,.04),0 0 0 84px rgba(184,239,88,.035)
    }
    .hero .container{position:relative;z-index:2}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;color:var(--lime);font-size:13px;
      font-weight:800;letter-spacing:.12em;text-transform:uppercase;margin-bottom:18px
    }
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--lime)}
    h1,h2,h3{font-weight:900;letter-spacing:-.04em}
    .hero h1{font-size:clamp(40px,6vw,76px);line-height:1.08;max-width:760px;margin:0 0 22px}
    .hero-copy{max-width:690px;color:#d6e7df;font-size:18px;line-height:1.9;margin-bottom:28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .btn-main,.btn-light,.btn-outline-light,.btn-dark{
      border-radius:12px;padding:12px 21px;font-weight:800;border:1px solid transparent;transition:.25s ease
    }
    .btn-main{background:var(--lime);color:#173a2f}
    .btn-main:hover{background:#d0fb83;color:#12352a;transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--green)}
    .btn-light:hover{background:#eaf7df;color:var(--green);transform:translateY(-2px)}
    .btn-outline-light{border-color:rgba(255,255,255,.35);color:#fff}
    .btn-outline-light:hover{background:#fff;color:var(--green)}
    .btn-dark{background:var(--green-dark);color:#fff}
    .btn-dark:hover{background:var(--green);transform:translateY(-2px)}
    .hero-meta{display:flex;flex-wrap:wrap;gap:24px;margin-top:38px}
    .hero-meta-item{padding-left:15px;border-left:1px solid rgba(255,255,255,.28)}
    .hero-meta b{display:block;font-size:25px;line-height:1;color:var(--lime)}
    .hero-meta span{font-size:12px;color:#b4cbc2}
    .countdown{
      position:absolute;right:24px;bottom:30px;z-index:3;display:flex;align-items:center;gap:18px;
      padding:15px 18px;border:1px solid rgba(255,255,255,.18);border-radius:16px;
      background:rgba(7,59,50,.72);backdrop-filter:blur(12px);font-size:13px
    }
    .countdown strong{color:var(--lime);font-size:19px}
    .section{padding:86px 0}
    .section-tight{padding:62px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-kicker{font-size:12px;letter-spacing:.16em;color:var(--green);font-weight:900;text-transform:uppercase;margin-bottom:10px}
    .section-intro{max-width:540px;color:var(--muted);margin:0}
    .section-dark{background:var(--green-dark);color:#fff}
    .section-dark .section-intro{color:#bbd1c8}
    .section-dark .section-kicker{color:var(--lime)}
    .intro-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:54px;align-items:center}
    .intro-grid h2{font-size:clamp(30px,4vw,52px);line-height:1.18;margin:0 0 20px}
    .intro-grid p{color:var(--muted);font-size:17px}
    .image-card{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);position:relative}
    .image-card img{width:100%;height:390px;object-fit:cover}
    .image-note{
      position:absolute;left:20px;bottom:20px;padding:12px 15px;border-radius:12px;
      background:rgba(7,59,50,.88);color:#fff;font-size:13px
    }
    .feature-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:48px;align-items:start}
    .feature-lead{position:sticky;top:118px}
    .feature-lead h2{font-size:42px;line-height:1.2;margin:0 0 17px}
    .feature-lead p{color:var(--muted);margin:0 0 24px}
    .feature-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .feature-card,.scenario-card,.trust-card{
      background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;
      transition:.28s ease;box-shadow:var(--soft-shadow)
    }
    .feature-card:hover,.scenario-card:hover,.trust-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .feature-num{color:var(--orange);font-size:13px;font-weight:900;margin-bottom:22px}
    .feature-card h3,.scenario-card h3,.trust-card h3{font-size:20px;margin:0 0 9px}
    .feature-card p,.scenario-card p,.trust-card p{font-size:14px;color:var(--muted);margin:0}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid rgba(255,255,255,.2)}
    .process-step{padding:26px 22px 5px;border-right:1px solid rgba(255,255,255,.2);min-height:190px}
    .process-step:last-child{border-right:0}
    .process-step b{display:block;color:var(--lime);font-size:14px;margin-bottom:25px}
    .process-step h3{font-size:20px;margin:0 0 9px}
    .process-step p{font-size:14px;color:#bbd1c8;margin:0}
    .scenario-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}
    .scenario-card:first-child{grid-row:span 2;background:var(--green);color:#fff;padding:32px}
    .scenario-card:first-child p{color:#d2e6dd}
    .scenario-card:first-child h3{font-size:28px}
    .scenario-card img{width:100%;height:145px;object-fit:cover;border-radius:12px;margin:-3px 0 17px}
    .data-section{background:#fff}
    .data-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
    .data-item{padding:28px 24px;border-right:1px solid var(--line)}
    .data-item:last-child{border-right:0}
    .data-item b{font-size:36px;color:var(--green);display:block;line-height:1.2}
    .data-item span{font-size:13px;color:var(--muted)}
    .trust-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;align-items:center}
    .trust-layout h2{font-size:40px;line-height:1.2;margin:0 0 16px}
    .trust-layout>div>p{color:var(--muted)}
    .trust-list{display:grid;grid-template-columns:1fr 1fr;gap:15px}
    .trust-card{padding:20px}
    .trust-card h3{font-size:17px}
    .faq-wrap{max-width:900px;margin:0 auto}
    .accordion-item{background:#fff;border:1px solid var(--line)!important;border-radius:14px!important;overflow:hidden;margin-bottom:12px}
    .accordion-button{font-weight:850;color:var(--ink);background:#fff;padding:20px 22px}
    .accordion-button:not(.collapsed){color:var(--green);background:#eef6ef;box-shadow:none}
    .accordion-button:focus{box-shadow:0 0 0 3px rgba(184,239,88,.35)}
    .accordion-body{color:var(--muted);padding:0 22px 21px}
    .cta{
      margin:0 24px 80px;border-radius:var(--radius);background:var(--green);
      color:#fff;overflow:hidden;position:relative
    }
    .cta:after{content:"";position:absolute;width:330px;height:330px;border:1px solid rgba(184,239,88,.25);border-radius:50%;right:-90px;top:-115px}
    .cta .container{position:relative;z-index:2;padding-top:55px;padding-bottom:55px}
    .cta h2{font-size:clamp(30px,4vw,48px);margin:0 0 12px}
    .cta p{color:#d2e6dd;max-width:650px;margin-bottom:24px}
    footer{background:#062e27;color:#d4e5de;padding:62px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:60px;padding-bottom:42px}
    footer .brand{color:#fff}
    footer p{color:#9db9af;font-size:14px;max-width:430px;margin:20px 0 0}
    footer h3{color:#fff;font-size:15px;margin:7px 0 18px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{color:#a9c1b8;font-size:14px;transition:.2s}
    .footer-links a:hover{color:var(--lime);padding-left:4px}
    .copyright{border-top:1px solid rgba(255,255,255,.14);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#8eaaa1;font-size:12px}
    .copyright a:hover{color:var(--lime)}
    :focus-visible{outline:3px solid rgba(184,239,88,.8);outline-offset:3px}
    @media(max-width:1024px){
      .nav-tools{display:none}.feature-layout,.intro-grid,.trust-layout{grid-template-columns:1fr;gap:30px}
      .feature-lead{position:static}.scenario-grid{grid-template-columns:1fr 1fr}
      .scenario-card:first-child{grid-row:auto;grid-column:span 2}
    }
    @media(max-width:768px){
      .container{padding:0 18px}.navbar{min-height:70px}.navbar-nav{padding-top:15px}
      .hero{min-height:650px}.hero h1{font-size:46px}.hero-copy{font-size:16px}
      .countdown{left:18px;right:18px;bottom:22px;justify-content:space-between}
      .section{padding:65px 0}.section-head{display:block}.section-head .section-intro{margin-top:12px}
      .feature-list,.trust-list,.data-grid{grid-template-columns:1fr 1fr}
      .data-item:nth-child(2){border-right:0}.data-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .process{grid-template-columns:1fr 1fr}.process-step:nth-child(2){border-right:0}
      .process-step:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.2)}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:span 2}
      .copyright{display:block}.copyright span{display:block;margin-bottom:8px}
    }
    @media(max-width:520px){
      .hero h1{font-size:39px}.hero-meta{gap:16px}.hero-meta b{font-size:21px}
      .feature-list,.scenario-grid,.trust-list,.data-grid{grid-template-columns:1fr}
      .scenario-card:first-child{grid-column:auto}.data-item{border-right:0!important;border-bottom:1px solid var(--line)}
      .data-item:last-child{border-bottom:0}.process{grid-template-columns:1fr}
      .process-step{border-right:0;border-bottom:1px solid rgba(255,255,255,.2)!important}
      .process-step:last-child{border-bottom:0!important}.footer-grid{grid-template-columns:1fr}
      .footer-grid>div:first-child{grid-column:auto}.cta{margin:0 12px 55px}
    }

/* roulang page: category4 */
:root{
      --ink:#10201d;
      --muted:#64736f;
      --paper:#f4f7f4;
      --card:#ffffff;
      --line:#dce7e1;
      --green:#0d604d;
      --green-dark:#073b32;
      --lime:#b8ef58;
      --orange:#f7a34b;
      --shadow:0 18px 50px rgba(19,55,45,.09);
      --soft-shadow:0 8px 26px rgba(19,55,45,.07);
      --radius:22px;
      --radius-sm:14px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;color:var(--ink);background:var(--paper);
      font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
      font-size:16px;line-height:1.75;letter-spacing:.01em
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .container{max-width:1200px;margin:0 auto;padding:0 24px}
    .site-header{
      position:sticky;top:0;z-index:1000;background:rgba(244,247,244,.94);
      backdrop-filter:blur(18px);border-bottom:1px solid rgba(220,231,225,.8)
    }
    .navbar{min-height:78px;padding:14px 0}
    .brand{display:inline-flex;align-items:center;gap:11px;font-size:22px;font-weight:900;letter-spacing:-.04em}
    .brand-mark{
      width:34px;height:34px;border-radius:12px;background:var(--green);
      display:grid;place-items:center;color:var(--lime);font-weight:900;font-size:17px;
      box-shadow:inset 0 0 0 5px rgba(255,255,255,.08)
    }
    .nav-link{font-size:14px;color:#4c615b!important;padding:10px 13px!important;border-radius:10px;transition:.25s ease}
    .nav-link:hover,.nav-link.active{background:#e5f0e9;color:var(--green)!important}
    .nav-tools{display:flex;align-items:center;gap:10px}
    .trend{font-size:12px;color:var(--green);font-weight:800;white-space:nowrap}
    .search-box{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:7px 11px;color:var(--muted)}
    .search-box input{width:105px;border:0;outline:0;background:transparent;font-size:13px}
    .navbar-toggler{border:1px solid var(--line);padding:8px 10px;border-radius:10px}
    .navbar-toggler:focus{box-shadow:0 0 0 3px rgba(184,239,88,.32)}
    .hero{
      position:relative;overflow:hidden;background:var(--green-dark);color:#fff;
      min-height:590px;display:flex;align-items:center
    }
    .hero:before{
      content:"";position:absolute;inset:0;
      background:linear-gradient(90deg,rgba(5,42,34,.98) 12%,rgba(5,42,34,.82) 47%,rgba(5,42,34,.3)),
      url("/assets/images/backpic/back-2.webp") center/cover no-repeat
    }
    .hero:after{
      content:"";position:absolute;width:450px;height:450px;border:1px solid rgba(184,239,88,.22);
      border-radius:50%;right:-130px;top:-100px;box-shadow:0 0 0 42px rgba(184,239,88,.04),0 0 0 84px rgba(184,239,88,.035)
    }
    .hero .container{position:relative;z-index:2}
    .hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:70px;align-items:center}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--lime);font-size:12px;font-weight:900;letter-spacing:.14em;text-transform:uppercase;margin-bottom:18px}
    .eyebrow:before,.section-kicker:before{content:"";width:24px;height:2px;background:currentColor}
    h1,h2,h3,p{overflow-wrap:anywhere}
    h1{font-size:clamp(42px,5vw,72px);line-height:1.1;letter-spacing:-.06em;margin:0 0 22px;font-weight:950}
    .hero-copy{max-width:650px;color:#d6e7df;font-size:18px;line-height:1.9;margin-bottom:30px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .btn-main,.btn-light,.btn-outline-light,.btn-dark{
      border-radius:12px;padding:12px 21px;font-weight:800;border:1px solid transparent;transition:.25s ease
    }
    .btn-main{background:var(--lime);color:#173a2f}
    .btn-main:hover{background:#d0fb83;color:#12352a;transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--green)}
    .btn-light:hover{background:#eaf7df;color:var(--green);transform:translateY(-2px)}
    .btn-outline-light{border-color:rgba(255,255,255,.35);color:#fff}
    .btn-outline-light:hover{background:#fff;color:var(--green)}
    .btn-dark{background:var(--green-dark);color:#fff}
    .btn-dark:hover{background:var(--green);transform:translateY(-2px)}
    .hero-meta{display:flex;flex-wrap:wrap;gap:24px;margin-top:42px}
    .hero-meta-item{padding-left:15px;border-left:1px solid rgba(255,255,255,.28)}
    .hero-meta b{display:block;font-size:25px;line-height:1;color:var(--lime)}
    .hero-meta span{font-size:12px;color:#b4cbc2}
    .live-panel{
      background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
      border-radius:26px;padding:18px;box-shadow:0 25px 70px rgba(0,0,0,.2);backdrop-filter:blur(12px)
    }
    .live-cover{height:220px;border-radius:17px;overflow:hidden;position:relative;background:#163f35}
    .live-cover img{width:100%;height:100%;object-fit:cover;opacity:.76}
    .live-overlay{position:absolute;inset:0;padding:18px;display:flex;flex-direction:column;justify-content:space-between;background:linear-gradient(180deg,rgba(3,31,25,.12),rgba(3,31,25,.82))}
    .live-badge{align-self:flex-start;background:var(--orange);color:#39230d;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:900}
    .live-title{font-size:24px;font-weight:900;line-height:1.35}
    .countdown{display:flex;gap:9px;margin-top:16px}
    .time-box{flex:1;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.15);border-radius:12px;text-align:center;padding:9px}
    .time-box b{display:block;color:var(--lime);font-size:25px;line-height:1.15}
    .time-box span{font-size:11px;color:#d2e4dc}
    .reminder-form{display:flex;gap:9px;margin-top:15px}
    .reminder-form input{min-width:0;flex:1;background:#fff;border:0;border-radius:11px;padding:10px 12px;font-size:13px;outline:0}
    .reminder-form input:focus{box-shadow:0 0 0 3px rgba(184,239,88,.38)}
    .reminder-form button{border:0;border-radius:11px;background:var(--lime);color:#173a2f;padding:10px 15px;font-weight:900}
    .section{padding:88px 0}
    .section-tight{padding:64px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-kicker{color:var(--green);margin-bottom:10px}
    .section h2{font-size:clamp(30px,4vw,48px);line-height:1.2;letter-spacing:-.05em;margin:0;font-weight:950}
    .section-intro{max-width:530px;color:var(--muted);margin:0}
    .section-dark{background:var(--green-dark);color:#fff}
    .section-dark .section-intro{color:#bbd1c8}
    .section-dark .section-kicker{color:var(--lime)}
    .metric-strip{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
    .metric{padding:30px 24px;border-right:1px solid var(--line)}
    .metric:last-child{border-right:0}
    .metric strong{display:block;font-size:38px;line-height:1.2;color:var(--green);letter-spacing:-.06em}
    .metric span{font-size:13px;color:var(--muted)}
    .offer-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:44px;align-items:start}
    .offer-lead{position:sticky;top:115px}
    .offer-lead p{color:var(--muted);margin:20px 0 24px}
    .offer-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .offer-card,.scene-card,.case-card,.asset-card,.faq-item{
      background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);box-shadow:var(--soft-shadow);transition:.28s ease
    }
    .offer-card{padding:23px}
    .offer-card:hover,.scene-card:hover,.case-card:hover,.asset-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .icon-dot{width:38px;height:38px;border-radius:12px;background:#e5f0e9;color:var(--green);display:grid;place-items:center;font-weight:950;margin-bottom:15px}
    .offer-card h3,.scene-card h3,.case-card h3,.asset-card h3{font-size:19px;margin:0 0 8px;font-weight:900}
    .offer-card p,.scene-card p,.case-card p,.asset-card p{font-size:14px;color:var(--muted);margin:0}
    .scene-section{background:#fff}
    .scene-grid{display:grid;grid-template-columns:1.25fr .75fr 1fr;gap:18px}
    .scene-card{padding:28px;min-height:190px}
    .scene-card.featured{background:var(--green);color:#fff;min-height:300px;display:flex;flex-direction:column;justify-content:end}
    .scene-card.featured p{color:#d1e6dd}
    .scene-card.featured .scene-tag{color:var(--lime)}
    .scene-tag{font-size:12px;color:var(--green);font-weight:900;letter-spacing:.12em;margin-bottom:12px}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid rgba(255,255,255,.22)}
    .step{padding:27px 25px 8px;border-right:1px solid rgba(255,255,255,.18);min-height:190px}
    .step:last-child{border-right:0}
    .step-no{color:var(--lime);font-size:13px;font-weight:900;letter-spacing:.13em}
    .step h3{font-size:20px;margin:13px 0 8px}
    .step p{font-size:14px;color:#bdd2c9;margin:0}
    .case-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:22px}
    .case-card{overflow:hidden}
    .case-card img{width:100%;height:225px;object-fit:cover}
    .case-body{padding:25px}
    .case-label{display:inline-block;color:var(--green);background:#e5f0e9;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:900;margin-bottom:13px}
    .case-body h3{font-size:25px}
    .case-body p{font-size:15px}
    .quote-box{background:#edf4ee;border-radius:var(--radius);padding:34px;height:100%;display:flex;flex-direction:column;justify-content:center}
    .quote-box blockquote{font-size:25px;line-height:1.5;font-weight:850;letter-spacing:-.03em;margin:0 0 22px}
    .quote-box cite{font-size:13px;color:var(--muted);font-style:normal}
    .asset-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:46px;align-items:center}
    .asset-image{position:relative;border-radius:var(--radius);overflow:hidden;min-height:320px}
    .asset-image img{width:100%;height:100%;min-height:320px;object-fit:cover}
    .asset-image:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(7,59,50,.05),rgba(7,59,50,.55))}
    .asset-note{position:absolute;z-index:2;left:24px;bottom:22px;color:#fff;font-size:20px;font-weight:900;max-width:280px}
    .asset-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .asset-card{padding:23px}
    .asset-card strong{display:block;font-size:30px;color:var(--green);line-height:1.2;margin-bottom:7px}
    .faq-list{max-width:900px;margin:0 auto}
    .faq-item{margin-bottom:13px;overflow:hidden;box-shadow:none}
    .faq-item button{width:100%;background:#fff;border:0;text-align:left;padding:20px 23px;color:var(--ink);font-weight:850;display:flex;justify-content:space-between;align-items:center}
    .faq-item button:hover{background:#f7fbf7}
    .faq-answer{padding:0 23px 21px;color:var(--muted);font-size:14px}
    .faq-plus{color:var(--green);font-size:24px;line-height:1}
    .cta{
      background:var(--green);color:#fff;border-radius:var(--radius);padding:45px 48px;
      display:flex;justify-content:space-between;align-items:center;gap:30px;position:relative;overflow:hidden
    }
    .cta:after{content:"合作";position:absolute;right:25px;bottom:-60px;font-size:180px;line-height:1;color:rgba(255,255,255,.06);font-weight:950}
    .cta h2{font-size:36px;margin:0 0 10px;letter-spacing:-.05em;position:relative;z-index:1}
    .cta p{color:#d1e6dd;max-width:600px;margin:0;position:relative;z-index:1}
    .cta .btn-main{position:relative;z-index:1;white-space:nowrap}
    footer{background:#062d27;color:#d9e8e1;padding:58px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.4fr .7fr .7fr;gap:70px;padding-bottom:42px}
    footer .brand{color:#fff}
    footer p{color:#a9c2b8;max-width:440px;font-size:14px;margin:18px 0 0}
    footer h3{font-size:15px;color:var(--lime);margin:5px 0 16px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{font-size:14px;color:#c0d4cc;transition:.2s}
    .footer-links a:hover{color:var(--lime);padding-left:4px}
    .copyright{border-top:1px solid rgba(255,255,255,.14);padding-top:20px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:#91ada2;font-size:12px}
    .copyright a:hover{color:var(--lime)}
    .notice{font-size:13px;color:var(--muted);margin-top:10px}
    .text-link{color:var(--green);font-size:14px;font-weight:850}
    .text-link:hover{color:#08372c}
    :focus-visible{outline:3px solid rgba(184,239,88,.8);outline-offset:3px}
    @media(max-width:1100px){
      .nav-link{padding:9px 8px!important;font-size:13px}
      .trend{display:none}
      .hero-grid{gap:35px}
    }
    @media(max-width:900px){
      .hero-grid,.offer-layout,.case-layout,.asset-layout{grid-template-columns:1fr}
      .offer-lead{position:static}
      .scene-grid{grid-template-columns:1fr 1fr}
      .scene-card.featured{grid-row:span 2}
      .process{grid-template-columns:1fr 1fr}
      .step:nth-child(2){border-right:0}
      .step{border-bottom:1px solid rgba(255,255,255,.18)}
      .metric-strip{grid-template-columns:1fr 1fr}
      .metric:nth-child(2){border-right:0}
      .metric:nth-child(-n+2){border-bottom:1px solid var(--line)}
    }
    @media(max-width:767px){
      .container{padding:0 18px}
      .navbar{min-height:70px}
      .navbar-collapse{padding:14px 0 4px}
      .nav-tools{align-items:stretch;margin-top:10px}
      .search-box{flex:1}
      .search-box input{width:100%}
      .hero{min-height:auto;padding:82px 0 64px}
      h1{font-size:43px}
      .hero-copy{font-size:16px}
      .hero-meta{gap:15px;margin-top:31px}
      .section{padding:66px 0}
      .section-head{display:block;margin-bottom:25px}
      .section-intro{margin-top:13px}
      .offer-list,.asset-grid{grid-template-columns:1fr}
      .scene-grid{grid-template-columns:1fr}
      .scene-card.featured{grid-row:auto;min-height:240px}
      .process{grid-template-columns:1fr}
      .step,.step:nth-child(2){border-right:0;padding-left:0}
      .metric{padding:23px 17px}
      .metric strong{font-size:30px}
      .cta{display:block;padding:32px 25px}
      .cta h2{font-size:29px}
      .cta .btn-main{display:inline-block;margin-top:23px}
      .footer-grid{grid-template-columns:1fr;gap:28px}
      .copyright{display:block}
      .copyright span{display:block;margin-bottom:9px}
    }
    @media(max-width:520px){
      .hero-actions .btn-main,.hero-actions .btn-outline-light{width:100%;text-align:center}
      .live-panel{padding:12px}
      .live-cover{height:190px}
      .live-title{font-size:20px}
      .reminder-form{display:block}
      .reminder-form button{width:100%;margin-top:8px}
      .metric-strip{grid-template-columns:1fr}
      .metric{border-right:0!important;border-bottom:1px solid var(--line)}
      .metric:last-child{border-bottom:0}
      .section h2{font-size:32px}
    }

/* roulang page: category6 */
:root{
      --ink:#10201d;
      --muted:#64736f;
      --paper:#f4f7f4;
      --card:#ffffff;
      --line:#dce7e1;
      --green:#0d604d;
      --green-dark:#073b32;
      --lime:#b8ef58;
      --orange:#f7a34b;
      --shadow:0 18px 50px rgba(19,55,45,.09);
      --soft-shadow:0 8px 26px rgba(19,55,45,.07);
      --radius:22px;
      --radius-sm:14px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
      font-size:16px;
      line-height:1.75;
      letter-spacing:.01em;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:1200px;margin:0 auto;padding:0 24px}
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(244,247,244,.94);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(220,231,225,.8)
    }
    .navbar{min-height:78px;padding:14px 0}
    .brand{
      display:inline-flex;
      align-items:center;
      gap:11px;
      font-size:22px;
      font-weight:900;
      letter-spacing:-.04em
    }
    .brand-mark{
      width:34px;
      height:34px;
      border-radius:12px;
      background:var(--green);
      display:grid;
      place-items:center;
      color:var(--lime);
      font-weight:900;
      font-size:17px;
      box-shadow:inset 0 0 0 5px rgba(255,255,255,.08)
    }
    .nav-link{
      font-size:14px;
      color:#4c615b!important;
      padding:10px 13px!important;
      border-radius:10px;
      transition:.25s ease
    }
    .nav-link:hover,.nav-link.active{background:#e5f0e9;color:var(--green)!important}
    .nav-tools{display:flex;align-items:center;gap:10px}
    .trend{font-size:12px;color:var(--green);font-weight:800;white-space:nowrap}
    .search-box{
      display:flex;
      align-items:center;
      gap:8px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:12px;
      padding:7px 11px;
      color:var(--muted)
    }
    .search-box input{width:105px;border:0;outline:0;background:transparent;font-size:13px}
    .navbar-toggler{border:1px solid var(--line);border-radius:10px;padding:8px 10px}
    .navbar-toggler:focus{box-shadow:0 0 0 4px rgba(184,239,88,.25)}
    .hero{
      position:relative;
      overflow:hidden;
      background:var(--green-dark);
      color:#fff;
      min-height:520px;
      display:flex;
      align-items:center
    }
    .hero:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(5,42,34,.98) 12%,rgba(5,42,34,.76) 55%,rgba(5,42,34,.3)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat
    }
    .hero:after{
      content:"";
      position:absolute;
      width:520px;
      height:520px;
      border:1px solid rgba(184,239,88,.22);
      border-radius:50%;
      right:-170px;
      top:-130px;
      box-shadow:0 0 0 42px rgba(184,239,88,.04),0 0 0 84px rgba(184,239,88,.035)
    }
    .hero .container{position:relative;z-index:2}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--lime);
      font-size:13px;
      font-weight:800;
      letter-spacing:.12em;
      margin-bottom:18px
    }
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--lime)}
    h1,h2,h3{font-weight:900;letter-spacing:-.04em}
    h1{font-size:clamp(42px,6vw,76px);line-height:1.1;margin:0 0 22px;max-width:760px}
    h2{font-size:clamp(30px,4vw,48px);line-height:1.2;margin:0 0 14px}
    h3{font-size:21px;line-height:1.35;margin:0 0 10px}
    .hero-copy{max-width:650px;color:#d6e7df;font-size:18px;line-height:1.9;margin-bottom:28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .btn-main,.btn-light,.btn-outline-light,.btn-dark{
      border-radius:12px;
      padding:12px 21px;
      font-weight:800;
      border:1px solid transparent;
      transition:.25s ease
    }
    .btn-main{background:var(--lime);color:#173a2f}
    .btn-main:hover{background:#d0fb83;color:#12352a;transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--green)}
    .btn-light:hover{background:#eaf7df;color:var(--green);transform:translateY(-2px)}
    .btn-outline-light{border-color:rgba(255,255,255,.35);color:#fff}
    .btn-outline-light:hover{background:#fff;color:var(--green)}
    .btn-dark{background:var(--green-dark);color:#fff}
    .btn-dark:hover{background:var(--green);transform:translateY(-2px)}
    .hero-meta{display:flex;flex-wrap:wrap;gap:24px;margin-top:38px}
    .hero-meta-item{padding-left:15px;border-left:1px solid rgba(255,255,255,.28)}
    .hero-meta b{display:block;font-size:24px;line-height:1;color:var(--lime)}
    .hero-meta span{font-size:12px;color:#b4cbc2}
    .section{padding:82px 0}
    .section-tight{padding:60px 0}
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:32px
    }
    .section-kicker{
      font-size:12px;
      letter-spacing:.16em;
      color:var(--green);
      font-weight:900;
      margin-bottom:9px
    }
    .section-intro{max-width:540px;color:var(--muted);margin:0}
    .section-dark{background:var(--green-dark);color:#fff}
    .section-dark .section-intro{color:#bbd1c8}
    .section-dark .section-kicker{color:var(--lime)}
    .mobile-overview{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:26px;
      align-items:stretch
    }
    .overview-copy{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:38px;
      box-shadow:var(--soft-shadow)
    }
    .overview-copy p{color:var(--muted);margin:0 0 18px}
    .overview-image{
      min-height:360px;
      border-radius:var(--radius);
      overflow:hidden;
      position:relative;
      background:#143f34
    }
    .overview-image img{width:100%;height:100%;object-fit:cover}
    .image-label{
      position:absolute;
      left:20px;
      bottom:20px;
      padding:9px 13px;
      border-radius:10px;
      background:rgba(7,59,50,.88);
      color:#fff;
      font-size:13px;
      font-weight:800
    }
    .benefit-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}
    .benefit-panel{
      padding:34px;
      border-radius:var(--radius);
      background:var(--green);
      color:#fff;
      min-height:300px;
      position:relative;
      overflow:hidden
    }
    .benefit-panel:after{
      content:"06";
      position:absolute;
      right:18px;
      bottom:-35px;
      font-size:180px;
      line-height:1;
      color:rgba(255,255,255,.08);
      font-weight:900
    }
    .benefit-panel p{color:#d4e7df;max-width:570px}
    .benefit-list{display:grid;gap:12px;margin-top:20px;padding:0;list-style:none}
    .benefit-list li{display:flex;gap:11px;align-items:flex-start;color:#e0eee9}
    .benefit-list li:before{content:"✓";color:var(--lime);font-weight:900}
    .quick-stack{display:grid;gap:20px}
    .quick-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:27px;
      box-shadow:var(--soft-shadow)
    }
    .quick-card strong{display:block;color:var(--green);font-size:29px;line-height:1.1;margin-bottom:6px}
    .quick-card span{font-size:14px;color:var(--muted)}
    .feature-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:48px;align-items:start}
    .feature-lead{position:sticky;top:112px}
    .feature-lead p{color:var(--muted);margin:18px 0 24px}
    .feature-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .feature-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:18px;
      padding:24px;
      transition:.28s ease
    }
    .feature-card:hover,.scenario-card:hover,.step-card:hover,.trust-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .feature-icon{
      width:42px;height:42px;display:grid;place-items:center;
      background:#e7f3e9;color:var(--green);border-radius:13px;
      font-weight:900;margin-bottom:18px
    }
    .feature-card p,.scenario-card p,.step-card p,.trust-card p{font-size:14px;color:var(--muted);margin:0}
    .scenario-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .scenario-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:26px 22px;
      transition:.28s ease
    }
    .scenario-card:nth-child(2){background:#eaf5e9}
    .scenario-card:nth-child(3){background:#fff4e8}
    .scenario-card:nth-child(4){background:#e5f0e9}
    .scenario-number{font-size:13px;color:var(--green);font-weight:900;margin-bottom:35px}
    .step-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px}
    .step-image{border-radius:var(--radius);overflow:hidden;min-height:350px}
    .step-image img{height:100%;width:100%;object-fit:cover}
    .steps{display:grid;gap:14px}
    .step-card{
      display:grid;
      grid-template-columns:55px 1fr;
      gap:18px;
      padding:22px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:18px;
      transition:.28s ease
    }
    .step-index{
      width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
      background:var(--green-dark);color:var(--lime);font-weight:900
    }
    .trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .trust-card{
      padding:29px;
      border:1px solid rgba(184,239,88,.18);
      border-radius:var(--radius);
      background:rgba(255,255,255,.06);
      transition:.28s ease
    }
    .trust-card h3{color:#fff}
    .trust-card p{color:#bbd1c8}
    .trust-mark{font-size:30px;color:var(--lime);font-weight:900;margin-bottom:23px}
    .faq-wrap{max-width:900px;margin:0 auto}
    .accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;overflow:hidden;margin-bottom:12px;background:#fff}
    .accordion-button{font-weight:800;color:var(--ink);background:#fff;box-shadow:none!important;padding:20px 22px}
    .accordion-button:not(.collapsed){color:var(--green);background:#edf6ed}
    .accordion-button:focus{border-color:var(--lime);box-shadow:0 0 0 4px rgba(184,239,88,.2)!important}
    .accordion-body{color:var(--muted);font-size:15px;padding:0 22px 21px}
    .cta{
      padding:72px 0;
      background:var(--lime);
      color:#173a2f
    }
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{max-width:650px}
    .cta p{max-width:650px;margin:0;color:#3b5d4b}
    footer{background:#062e27;color:#c8ddd4;padding:58px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:45px;padding-bottom:42px}
    footer .brand{color:#fff;margin-bottom:16px}
    footer p{max-width:440px;color:#9dbab0;font-size:14px}
    footer h3{font-size:16px;color:#fff;margin-bottom:15px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{font-size:14px;color:#9dbab0;transition:.2s ease}
    .footer-links a:hover{color:var(--lime)}
    .copyright{
      padding-top:19px;
      border-top:1px solid rgba(255,255,255,.13);
      display:flex;
      justify-content:space-between;
      gap:20px;
      flex-wrap:wrap;
      color:#8eaaa1;
      font-size:12px
    }
    .copyright a{color:#b8d8cb}
    .copyright a:hover{color:var(--lime)}
    :focus-visible{outline:3px solid rgba(184,239,88,.85);outline-offset:3px}
    @media(max-width:1024px){
      .navbar-nav{overflow-x:auto;flex-wrap:nowrap}
      .nav-tools{display:none}
      .hero{min-height:570px}
      .scenario-grid{grid-template-columns:repeat(2,1fr)}
      .feature-layout,.step-layout,.benefit-grid,.mobile-overview{grid-template-columns:1fr}
      .feature-lead{position:static}
    }
    @media(max-width:768px){
      .container{padding:0 18px}
      .section{padding:62px 0}
      .section-head,.cta-inner{display:block}
      .section-head .section-intro{margin-top:15px}
      h1{font-size:43px}
      .hero-copy{font-size:16px}
      .hero-meta{gap:15px}
      .feature-list,.trust-grid{grid-template-columns:1fr}
      .overview-copy,.benefit-panel{padding:27px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
    }
    @media(max-width:520px){
      .navbar{min-height:68px}
      .brand{font-size:19px}
      .navbar-collapse{padding-top:12px}
      .navbar-nav{display:grid!important;gap:3px}
      .nav-link{padding:8px 10px!important}
      .hero{min-height:620px}
      h1{font-size:39px}
      .hero-actions .btn-main,.hero-actions .btn-outline-light{width:100%;text-align:center}
      .hero-meta-item{flex:1 1 40%}
      .scenario-grid{grid-template-columns:1fr}
      .step-card{grid-template-columns:42px 1fr;padding:18px}
      .step-index{width:38px;height:38px}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:block}
      .copyright span{display:block;margin-bottom:8px}
    }

/* roulang page: category7 */
:root{
      --ink:#10201d;--muted:#64736f;--paper:#f4f7f4;--card:#fff;
      --line:#dce7e1;--green:#0d604d;--green-dark:#073b32;
      --lime:#b8ef58;--orange:#f7a34b;--shadow:0 18px 50px rgba(19,55,45,.09);
      --soft-shadow:0 8px 26px rgba(19,55,45,.07);--radius:22px;--radius-sm:14px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75;letter-spacing:.01em}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    .container{max-width:1200px;margin:auto;padding:0 24px}
    .site-header{position:sticky;top:0;z-index:1000;background:rgba(244,247,244,.94);backdrop-filter:blur(18px);border-bottom:1px solid rgba(220,231,225,.8)}
    .navbar{min-height:78px;padding:14px 0}
    .brand{display:inline-flex;align-items:center;gap:11px;font-size:22px;font-weight:900;letter-spacing:-.04em}
    .brand-mark{width:34px;height:34px;border-radius:12px;background:var(--green);display:grid;place-items:center;color:var(--lime);font-weight:900;font-size:17px;box-shadow:inset 0 0 0 5px rgba(255,255,255,.08)}
    .nav-link{font-size:14px;color:#4c615b!important;padding:10px 13px!important;border-radius:10px;transition:.25s ease}
    .nav-link:hover,.nav-link.active{background:#e5f0e9;color:var(--green)!important}
    .nav-tools{display:flex;align-items:center;gap:10px}
    .trend{font-size:12px;color:var(--green);font-weight:800;white-space:nowrap}
    .search-box{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:7px 11px;color:var(--muted)}
    .search-box input{width:105px;border:0;outline:0;background:transparent;font-size:13px}
    .navbar-toggler{border:1px solid var(--line);border-radius:10px;padding:8px}
    .navbar-toggler:focus,.search-box:focus-within{box-shadow:0 0 0 4px rgba(184,239,88,.25)}
    .hero{position:relative;overflow:hidden;background:var(--green-dark);color:#fff;min-height:510px;display:flex;align-items:center}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,42,34,.98) 12%,rgba(5,42,34,.78) 56%,rgba(5,42,34,.25)),url("/assets/images/backpic/back-2.webp") center/cover no-repeat}
    .hero:after{content:"";position:absolute;width:450px;height:450px;border:1px solid rgba(184,239,88,.22);border-radius:50%;right:-130px;top:-125px;box-shadow:0 0 0 42px rgba(184,239,88,.04),0 0 0 84px rgba(184,239,88,.035)}
    .hero .container{position:relative;z-index:2}
    .eyebrow,.section-kicker{font-size:12px;letter-spacing:.16em;color:var(--lime);font-weight:900;text-transform:uppercase}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:18px}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--lime)}
    h1,h2,h3{font-weight:900;letter-spacing:-.045em;line-height:1.2}
    h1{font-size:clamp(42px,6vw,78px);max-width:780px;margin:0 0 22px}
    .hero-copy{max-width:680px;color:#d6e7df;font-size:18px;line-height:1.9;margin-bottom:28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .btn-main,.btn-light,.btn-outline-light,.btn-dark{border-radius:12px;padding:12px 21px;font-weight:800;border:1px solid transparent;transition:.25s ease}
    .btn-main{background:var(--lime);color:#173a2f}.btn-main:hover{background:#d0fb83;color:#12352a;transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--green)}.btn-light:hover{background:#eaf7df;color:var(--green);transform:translateY(-2px)}
    .btn-outline-light{border-color:rgba(255,255,255,.35);color:#fff}.btn-outline-light:hover{background:#fff;color:var(--green)}
    .btn-dark{background:var(--green-dark);color:#fff}.btn-dark:hover{background:var(--green);transform:translateY(-2px)}
    .hero-meta{display:flex;flex-wrap:wrap;gap:24px;margin-top:36px}
    .hero-meta-item{padding-left:15px;border-left:1px solid rgba(255,255,255,.28)}
    .hero-meta b{display:block;font-size:25px;line-height:1;color:var(--lime)}
    .hero-meta span{font-size:12px;color:#b4cbc2}
    .profile-panel{margin-top:-72px;position:relative;z-index:5}
    .profile-card{display:flex;align-items:center;justify-content:space-between;gap:28px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 30px;box-shadow:var(--shadow)}
    .profile-main{display:flex;align-items:center;gap:18px}
    .avatar{width:68px;height:68px;border-radius:20px;background:var(--green);color:var(--lime);display:grid;place-items:center;font-size:29px;font-weight:900}
    .profile-main h2{font-size:24px;margin:0 0 3px}
    .profile-main p{font-size:13px;color:var(--muted);margin:0}
    .badge-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
    .badge-soft{display:inline-flex;padding:5px 10px;border-radius:99px;background:#edf6ed;color:var(--green);font-size:12px;font-weight:800}
    .section{padding:88px 0}.section-tight{padding:64px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:32px}
    .section-kicker{color:var(--green);margin-bottom:10px}
    .section-head h2{font-size:clamp(29px,4vw,46px);margin:0}
    .section-intro{max-width:520px;color:var(--muted);margin:0}
    .section-dark{background:var(--green-dark);color:#fff}.section-dark .section-intro{color:#bbd1c8}.section-dark .section-kicker{color:var(--lime)}
    .split{display:grid;grid-template-columns:.9fr 1.1fr;gap:52px;align-items:center}
    .split img{width:100%;height:390px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .lead-copy{font-size:18px;color:var(--muted);margin:20px 0}
    .check-list{padding:0;margin:25px 0;list-style:none}
    .check-list li{display:flex;gap:12px;margin:13px 0;color:#3d514b}
    .check-list li:before{content:"✓";flex:0 0 24px;width:24px;height:24px;border-radius:50%;background:#e6f5d6;color:var(--green);display:grid;place-items:center;font-weight:900}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
    .metric{padding:28px 22px;border-right:1px solid var(--line)}.metric:last-child{border-right:0}
    .metric b{display:block;color:var(--green);font-size:37px;line-height:1.2}.metric span{color:var(--muted);font-size:13px}
    .feature-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:48px;align-items:start}
    .feature-lead{position:sticky;top:118px}.feature-lead p{color:var(--muted);margin:18px 0 24px}
    .feature-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .feature-card,.news-card,.faq-item,.scenario-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:23px;transition:.28s ease}
    .feature-card:hover,.news-card:hover,.scenario-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .feature-icon{width:42px;height:42px;border-radius:13px;background:#e9f5df;color:var(--green);display:grid;place-items:center;font-weight:900;margin-bottom:18px}
    .feature-card h3,.news-card h3,.scenario-card h3{font-size:19px;margin:0 0 9px}.feature-card p,.news-card p,.scenario-card p{font-size:14px;color:var(--muted);margin:0}
    .scenario-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}
    .scenario-card{min-height:190px;position:relative;overflow:hidden}.scenario-card:first-child{background:var(--green);color:#fff}.scenario-card:first-child p{color:#d4e7df}
    .scenario-card strong{display:block;font-size:44px;color:var(--lime);line-height:1;margin-bottom:20px}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid rgba(255,255,255,.22)}
    .process-item{padding:26px 22px 5px;border-right:1px solid rgba(255,255,255,.22)}.process-item:last-child{border-right:0}
    .process-num{color:var(--lime);font-size:13px;font-weight:900;letter-spacing:.15em}.process h3{font-size:20px;margin:15px 0 8px}.process p{font-size:14px;color:#b8ccc4;margin:0}
    .news-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
    .news-feature{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:grid;grid-template-columns:.85fr 1.15fr}
    .news-feature img{height:100%;width:100%;object-fit:cover}.news-feature-content{padding:30px}
    .news-date{color:var(--orange);font-size:12px;font-weight:900;letter-spacing:.08em}.news-feature h3{font-size:27px;margin:14px 0}
    .news-list{display:grid;gap:12px}.news-card{padding:18px 20px}.news-card h3{font-size:16px}.news-card .text-link{display:inline-block;margin-top:8px}
    .text-link{color:var(--green);font-size:14px;font-weight:850}.text-link:hover{color:#08372c}
    .image-band{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:stretch}
    .image-band figure{margin:0;position:relative;min-height:310px;border-radius:var(--radius);overflow:hidden;background:var(--green-dark)}
    .image-band img{width:100%;height:100%;object-fit:cover;opacity:.78}.image-band figcaption{position:absolute;left:25px;right:25px;bottom:22px;color:#fff;font-weight:800;font-size:20px}
    .faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:45px}.faq-list{display:grid;gap:12px}
    .faq-item{padding:0;overflow:hidden}.faq-item summary{cursor:pointer;padding:19px 22px;font-weight:850;list-style:none;display:flex;justify-content:space-between;gap:14px}.faq-item summary:after{content:"+";color:var(--green);font-size:22px;line-height:1}.faq-item[open] summary:after{content:"−"}.faq-answer{padding:0 22px 20px;color:var(--muted);font-size:14px}
    .cta{background:var(--lime);border-radius:var(--radius);padding:42px 48px;display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{margin:0;font-size:34px}.cta p{margin:8px 0 0;color:#3c5b44}
    footer{background:#052a22;color:#d5e5df;padding:56px 0 22px}.footer-grid{display:grid;grid-template-columns:1.4fr .7fr .7fr;gap:60px}.footer-grid .brand{color:#fff}.footer-grid p{color:#a9c0b7;max-width:390px;font-size:14px;margin-top:18px}.footer-grid h3{font-size:15px;color:var(--lime);margin:4px 0 15px}.footer-links{display:grid;gap:8px;font-size:14px;color:#b5cbc3}.footer-links a:hover{color:var(--lime)}.copyright{border-top:1px solid rgba(255,255,255,.14);margin-top:42px;padding-top:19px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;font-size:12px;color:#91aaa1}.copyright a:hover{color:var(--lime)}
    @media(max-width:1100px){.nav-tools{display:none}.nav-link{padding-left:9px!important;padding-right:9px!important}.feature-layout,.faq-grid{grid-template-columns:1fr}.feature-lead{position:static}.scenario-grid{grid-template-columns:1fr 1fr}.news-layout{grid-template-columns:1fr}}
    @media(max-width:768px){.container{padding:0 18px}.navbar{min-height:68px}.brand{font-size:20px}.hero{min-height:590px}.hero-copy{font-size:16px}.profile-panel{margin-top:-38px}.profile-card{display:block;padding:22px}.profile-card .btn-main{margin-top:18px;width:100%}.section{padding:64px 0}.section-head{display:block}.section-intro{margin-top:15px}.metric-grid{grid-template-columns:1fr 1fr}.metric{border-bottom:1px solid var(--line)}.metric:nth-child(2){border-right:0}.metric:nth-child(3),.metric:nth-child(4){border-bottom:0}.feature-list,.scenario-grid,.image-band{grid-template-columns:1fr}.process{grid-template-columns:1fr 1fr}.process-item:nth-child(2){border-right:0}.process-item{border-bottom:1px solid rgba(255,255,255,.22)}.news-feature{grid-template-columns:1fr}.news-feature img{height:220px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}}
    @media(max-width:520px){h1{font-size:43px}.hero-meta{gap:16px}.hero-meta-item{padding-left:10px}.split img{height:270px}.metric-grid{grid-template-columns:1fr}.metric{border-right:0!important;border-bottom:1px solid var(--line)!important}.metric:last-child{border-bottom:0!important}.process{grid-template-columns:1fr}.process-item{border-right:0!important}.cta{display:block;padding:30px 24px}.cta h2{font-size:27px}.cta .btn-dark{display:block;width:100%;margin-top:22px}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-bottom:8px}}