/* roulang page: index */
:root{
      --ink:#202b2b;--muted:#687574;--cream:#f5f1e9;--paper:#fffdf8;
      --teal:#0e6868;--teal-dark:#084b4b;--coral:#e8795c;--gold:#e5b864;
      --line:#dfe5df;--radius:22px;--shadow:0 18px 55px rgba(21,48,46,.11);
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;background:var(--cream);color:var(--ink);line-height:1.8;overflow-x:hidden}
    a{text-decoration:none;color:inherit;transition:.25s ease}
    img{display:block;width:100%;object-fit:cover}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .shell{display:flex;min-height:100vh}
    .side{position:fixed;z-index:20;left:0;top:0;width:260px;height:100vh;padding:34px 25px;background:var(--teal-dark);color:#eef9f2;display:flex;flex-direction:column}
    .brand{font-size:25px;font-weight:900;letter-spacing:2px;display:flex;align-items:center;gap:10px}
    .brand-mark{width:34px;height:34px;border-radius:11px 11px 11px 3px;background:var(--coral);display:grid;place-items:center;color:#fff;font-size:16px}
    .brand-note{font-size:11px;color:#a8ccc6;margin:8px 0 38px 45px;letter-spacing:1px}
    .nav-title{font-size:11px;color:#8fbdb5;letter-spacing:2px;margin-bottom:14px}
    .nav{display:flex;flex-direction:column;gap:5px}
    .nav a{padding:10px 13px;border-radius:12px;font-size:14px;color:#c4dfd9}
    .nav a:hover,.nav a.active{background:#176f6d;color:#fff;transform:translateX(3px)}
    .nav a.active{box-shadow:inset 3px 0 var(--gold)}
    .side-bottom{margin-top:auto;border-top:1px solid rgba(255,255,255,.15);padding-top:22px;color:#9dc3bc;font-size:12px}
    .side-bottom strong{display:block;color:#fff;font-size:14px;margin-bottom:5px}
    .page{width:calc(100% - 260px);margin-left:260px}
    .mobile-bar{display:none}
    .container{width:min(1160px,calc(100% - 64px));margin:auto}
    .hero{min-height:690px;background-image:linear-gradient(90deg,rgba(5,42,43,.82) 0%,rgba(5,42,43,.48) 50%,rgba(5,42,43,.12) 100%),url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;display:flex;align-items:center;color:#fff}
    .hero-inner{max-width:720px;padding:100px 0 75px}
    .eyebrow,.section-label{font-size:12px;font-weight:700;letter-spacing:3px;text-transform:uppercase;color:var(--gold)}
    .hero h1{font-size:clamp(42px,6vw,78px);line-height:1.12;letter-spacing:-3px;margin:20px 0 24px}
    .hero p{font-size:18px;line-height:2;max-width:650px;color:#e8f1eb}
    .actions{display:flex;gap:13px;flex-wrap:wrap;margin:34px 0}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 21px;border-radius:999px;font-weight:700;font-size:14px;border:1px solid transparent}
    .btn-primary{background:var(--coral);color:white;box-shadow:0 9px 22px rgba(232,121,92,.25)}
    .btn-primary:hover{background:#f18b6e;transform:translateY(-2px)}
    .btn-light{border-color:rgba(255,255,255,.45);color:#fff;background:rgba(255,255,255,.08)}
    .btn-light:hover{background:#fff;color:var(--teal-dark)}
    .hero-stats{display:flex;gap:0;max-width:620px;border-top:1px solid rgba(255,255,255,.3);padding-top:20px}
    .hero-stat{padding-right:34px;margin-right:34px;border-right:1px solid rgba(255,255,255,.27)}
    .hero-stat:last-child{border:0}
    .hero-stat b{font-size:26px;display:block;color:#fff}
    .hero-stat span{font-size:12px;color:#c4ded8}
    section{padding:105px 0}
    .section-head{max-width:690px;margin-bottom:42px}
    .section-head h2{font-size:clamp(29px,4vw,46px);line-height:1.25;letter-spacing:-1.5px;margin:12px 0 14px}
    .section-head p{color:var(--muted);font-size:16px}
    .intro{background:var(--paper)}
    .intro-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:70px;align-items:center}
    .intro-image{height:430px;border-radius:30px;overflow:hidden;box-shadow:var(--shadow);position:relative}
    .intro-image img{height:100%}
    .image-note{position:absolute;bottom:20px;left:20px;background:rgba(255,253,248,.92);color:var(--teal-dark);padding:12px 18px;border-radius:14px;font-weight:700;font-size:13px}
    .copy p{color:var(--muted);margin:0 0 18px;font-size:16px}
    .check-list{display:grid;gap:12px;margin-top:25px}
    .check-list li{list-style:none;display:flex;gap:11px;align-items:flex-start;font-size:14px}
    .check-list li:before{content:"✓";color:var(--coral);font-weight:900;font-size:18px;line-height:1.4}
    .strip{background:#e8eee7;padding:28px 0}
    .strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
    .metric b{font-size:31px;color:var(--teal-dark);display:block}
    .metric span{font-size:13px;color:var(--muted)}
    .highlight{background:var(--teal);color:#fff}
    .highlight .section-head p{color:#c0ded7}
    .feature-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:18px}
    .feature{background:#176f6d;border:1px solid rgba(255,255,255,.12);padding:28px;border-radius:var(--radius);min-height:190px;transition:.3s}
    .feature:first-child{grid-row:span 2;background:#0a5657;min-height:398px;display:flex;flex-direction:column;justify-content:flex-end}
    .feature:hover{transform:translateY(-5px);background:#21807c}
    .feature .num{font-size:12px;color:var(--gold);letter-spacing:2px}
    .feature h3{font-size:22px;margin:14px 0 8px}
    .feature p{color:#c8e2dc;font-size:14px}
    .materials{background:var(--paper)}
    .material-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .material{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 7px 24px rgba(24,53,50,.05)}
    .material:hover{box-shadow:var(--shadow);transform:translateY(-5px)}
    .material img{height:210px}
    .material-body{padding:23px}
    .tag{display:inline-block;color:var(--teal);background:#e1f0eb;padding:4px 10px;border-radius:99px;font-size:11px;font-weight:700}
    .material h3{font-size:20px;margin:13px 0 7px}
    .material p{font-size:14px;color:var(--muted)}
    .topics{background:#f0ece2}
    .topic-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:45px;align-items:center}
    .topic-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .topic{padding:21px;background:var(--paper);border:1px solid var(--line);border-radius:17px}
    .topic:hover{border-color:var(--coral);color:var(--teal)}
    .topic b{display:block;font-size:16px}.topic span{font-size:12px;color:var(--muted)}
    .process{background:var(--paper)}
    .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
    .step{padding:30px 25px 10px 0;position:relative}
    .step:not(:last-child){border-right:1px solid var(--line);margin-right:25px}
    .step-num{width:40px;height:40px;border-radius:50%;background:var(--coral);color:#fff;display:grid;place-items:center;font-weight:900}
    .step h3{font-size:20px;margin:18px 0 8px}.step p{color:var(--muted);font-size:14px}
    .showcase{background:var(--teal-dark);color:#fff}
    .showcase-grid{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}
    .showcase img{height:420px;border-radius:28px}
    .showcase p{color:#c6ddd8;font-size:16px}
    .quote{border-left:3px solid var(--gold);padding:18px 0 18px 20px;margin-top:24px;color:#fff;font-size:18px}
    .news{background:var(--cream)}
    .news-layout{display:grid;grid-template-columns:1.4fr .6fr;gap:40px}
    .news-list{border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:100px 1fr auto;gap:22px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}
    .news-date{font-size:13px;color:var(--coral);font-weight:700}
    .news-item h3{font-size:17px;margin-bottom:4px}.news-item p{font-size:13px;color:var(--muted);line-height:1.7}
    .text-link{font-size:12px;color:var(--teal);font-weight:700;white-space:nowrap}
    .recommend{background:var(--teal);color:#fff;border-radius:24px;padding:28px}
    .recommend h3{font-size:24px;margin:10px 0}.recommend p{color:#c3ddd7;font-size:14px}
    .recommend .tag{margin-top:20px;background:#317e79;color:#fff}
    .proof{background:var(--paper)}
    .proof-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .proof-card{padding:28px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
    .proof-card strong{font-size:38px;color:var(--coral);display:block}.proof-card h3{margin:7px 0;font-size:18px}.proof-card p{font-size:14px;color:var(--muted)}
    .faq{background:#f0ece2}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px 45px}
    details{border-bottom:1px solid #ccd8d1;padding:18px 0}
    summary{cursor:pointer;font-weight:700;font-size:16px;list-style:none;display:flex;justify-content:space-between}
    summary:after{content:"＋";color:var(--coral);font-size:22px}details[open] summary:after{content:"−"}
    details p{color:var(--muted);font-size:14px;padding-top:12px}
    .join{background:var(--paper)}
    .join-grid{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:start}
    .join-box{background:#e8eee7;border-radius:27px;padding:30px}
    .join-box h3{font-size:25px;margin-bottom:8px}.join-box p{font-size:14px;color:var(--muted)}
    .form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px}
    input,textarea{width:100%;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;outline:0}
    textarea{margin-top:12px;min-height:100px;resize:vertical}input:focus,textarea:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(14,104,104,.12)}
    .join-box .btn{margin-top:15px;width:100%}
    .story{background:#e8eee7}
    .story p{max-width:900px;color:var(--muted);font-size:16px;margin-bottom:16px}
    .story strong{color:var(--teal-dark)}
    .cta{padding:85px 0;background:linear-gradient(115deg,var(--coral),#c95e53);color:#fff}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:clamp(28px,4vw,45px);line-height:1.3}.cta p{color:#ffe4d8;margin-top:8px}.cta .btn-light{border-color:#fff}
    footer{background:#092f30;color:#aac9c3;padding:48px 0 30px;font-size:13px}
    .footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.14)}
    footer .brand{color:#fff}footer h3{color:#fff;font-size:15px;margin-bottom:13px}footer a{display:block;margin:6px 0;color:#aac9c3}footer a:hover{color:#fff}.copyright{padding-top:23px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
    .float-cta{position:fixed;right:25px;bottom:22px;background:var(--coral);color:#fff;padding:11px 18px;border-radius:99px;z-index:19;box-shadow:0 10px 25px rgba(126,52,40,.25);font-size:13px;font-weight:700}
    @media(max-width:1024px){.side{width:220px}.page{width:calc(100% - 220px);margin-left:220px}.container{width:min(100% - 42px,900px)}.feature-grid{grid-template-columns:1fr 1fr}.feature:first-child{grid-row:auto;grid-column:span 2;min-height:250px}.intro-grid,.topic-layout{gap:30px}}
    @media(max-width:768px){.shell{display:block}.side{display:none}.page{width:100%;margin:0}.mobile-bar{height:65px;padding:0 20px;background:var(--teal-dark);color:#fff;display:flex;align-items:center;justify-content:space-between;position:relative;z-index:30}.mobile-bar .brand{font-size:20px}.menu-btn{background:transparent;color:#fff;font-size:25px}.mobile-nav{display:none;position:absolute;top:65px;left:0;right:0;background:var(--teal-dark);padding:12px 20px 20px}.mobile-nav.open{display:grid}.mobile-nav a{padding:10px;color:#d8ebe6;border-bottom:1px solid rgba(255,255,255,.1)}section{padding:72px 0}.hero{min-height:650px}.hero-inner{padding:80px 0}.hero h1{letter-spacing:-1px}.hero p{font-size:16px}.intro-grid,.showcase-grid,.join-grid,.news-layout{grid-template-columns:1fr}.intro-image{height:330px}.strip-grid{grid-template-columns:repeat(2,1fr);gap:20px}.material-grid,.proof-grid{grid-template-columns:1fr 1fr}.news-item{grid-template-columns:80px 1fr}.news-item .text-link{grid-column:2}.faq-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.cta-inner{display:block}.cta .btn{margin-top:25px}}
    @media(max-width:520px){.container{width:calc(100% - 34px)}.hero{min-height:620px}.hero h1{font-size:44px}.hero-stats{gap:12px}.hero-stat{padding-right:12px;margin-right:0}.hero-stat b{font-size:22px}.feature-grid,.material-grid,.proof-grid,.topic-list,.steps{grid-template-columns:1fr}.feature:first-child{grid-column:auto}.step:not(:last-child){border-right:0;border-bottom:1px solid var(--line);margin:0;padding-bottom:25px}.news-item{grid-template-columns:1fr;gap:4px}.news-item .text-link{grid-column:auto}.form-row{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.float-cta{right:15px;bottom:15px}}

/* roulang page: category1 */
:root{
      --ink:#202b2b;--muted:#687574;--cream:#f5f1e9;--paper:#fffdf8;
      --teal:#0e6868;--teal-dark:#084b4b;--coral:#e8795c;--gold:#e5b864;
      --line:#dfe5df;--radius:22px;--shadow:0 18px 55px rgba(21,48,46,.11);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;background:var(--cream);color:var(--ink);line-height:1.8;overflow-x:hidden}
    a{text-decoration:none;color:inherit;transition:.25s ease}
    img{display:block;width:100%;object-fit:cover}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1160px,calc(100% - 64px));margin:auto}
    .site-shell{min-height:100vh}
    .side-nav{position:fixed;z-index:30;left:0;top:0;bottom:0;width:245px;background:#092f30;color:#c4dfd9;padding:38px 25px;box-shadow:8px 0 30px rgba(0,0,0,.08)}
    .brand{font-size:25px;font-weight:900;letter-spacing:2px;display:flex;align-items:center;gap:10px;color:#fff}
    .brand-mark{width:34px;height:34px;border-radius:11px 11px 11px 3px;background:var(--coral);display:grid;place-items:center;color:#fff;font-size:16px}
    .brand-note{font-size:11px;color:#8fbdb5;margin:8px 0 38px 45px;letter-spacing:1px}
    .nav-title{font-size:11px;color:#8fbdb5;letter-spacing:2px;margin-bottom:14px}
    .nav{display:flex;flex-direction:column;gap:5px}
    .nav a{padding:10px 13px;border-radius:12px;font-size:14px;color:#c4dfd9}
    .nav a:hover,.nav a.active{background:#176f6d;color:#fff;transform:translateX(3px)}
    .nav a.active{box-shadow:inset 3px 0 var(--gold)}
    .nav-foot{position:absolute;bottom:32px;left:25px;right:25px;font-size:12px;color:#759f99;border-top:1px solid rgba(255,255,255,.12);padding-top:20px}
    .content{margin-left:245px}
    .mobile-bar{display:none}
    .hero{min-height:610px;background-image:linear-gradient(90deg,rgba(5,42,43,.9),rgba(5,42,43,.48),rgba(5,42,43,.14)),url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;color:#fff;display:flex;align-items:center}
    .hero-inner{max-width:760px;padding:105px 0 85px}
    .eyebrow,.section-label{font-size:12px;font-weight:700;letter-spacing:3px;text-transform:uppercase;color:var(--gold)}
    .hero h1{font-size:clamp(40px,5.5vw,70px);line-height:1.16;letter-spacing:-3px;margin:20px 0}
    .hero p{font-size:18px;line-height:2;color:#e8f1eb;max-width:690px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:999px;font-weight:700;font-size:14px;border:1px solid transparent}
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(232,121,92,.25)}
    .btn-primary:hover{background:#f18b6e;transform:translateY(-2px)}
    .btn-light{border-color:rgba(255,255,255,.45);color:#fff;background:rgba(255,255,255,.08)}
    .btn-light:hover{background:#fff;color:var(--teal-dark)}
    section{padding:96px 0}
    .section-head{max-width:700px;margin-bottom:40px}
    .section-head h2{font-size:clamp(29px,4vw,46px);line-height:1.25;letter-spacing:-1.5px;margin:12px 0 14px}
    .section-head p{color:var(--muted);font-size:16px}
    .split{display:grid;grid-template-columns:1fr 1.05fr;gap:65px;align-items:center}
    .split.reverse{grid-template-columns:1.05fr 1fr}
    .image-card{border-radius:28px;overflow:hidden;box-shadow:var(--shadow);background:#ddd}
    .image-card img{height:430px}
    .copy h3{font-size:27px;line-height:1.4;margin:12px 0}
    .copy p{color:var(--muted);font-size:15px}
    .check-list{display:grid;gap:13px;margin:24px 0 0;padding:0}
    .check-list li{list-style:none;display:flex;gap:11px;align-items:flex-start;font-size:14px}
    .check-list li:before{content:"✓";color:var(--coral);font-weight:900;font-size:18px;line-height:1.4}
    .soft{background:#f0ece2}
    .feature-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:18px}
    .feature{background:#176f6d;color:#fff;border:1px solid rgba(255,255,255,.12);padding:28px;border-radius:var(--radius);min-height:190px;transition:.3s}
    .feature:first-child{grid-row:span 2;background:#0a5657;min-height:398px;display:flex;flex-direction:column;justify-content:flex-end}
    .feature:hover{transform:translateY(-5px);background:#21807c}
    .feature .num{font-size:12px;color:var(--gold);letter-spacing:2px}
    .feature h3{font-size:22px;margin:14px 0 8px}
    .feature p{color:#c8e2dc;font-size:14px}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
    .process-item{padding:27px 24px 15px 0;border-bottom:1px solid var(--line);position:relative}
    .process-item:not(:last-child){margin-right:24px}
    .process-item:not(:last-child):after{content:"→";position:absolute;right:0;top:28px;color:var(--coral);font-size:22px}
    .process-no{color:var(--coral);font-weight:900;font-size:14px}
    .process h3{font-size:18px;margin:12px 0 7px}
    .process p{font-size:13px;color:var(--muted)}
    .quote{background:var(--teal-dark);color:#fff;border-radius:28px;padding:48px 55px;position:relative;overflow:hidden}
    .quote:after{content:"“";position:absolute;right:35px;top:-25px;font:170px Georgia;color:rgba(229,184,100,.22)}
    .quote p{font-size:25px;line-height:1.65;max-width:760px;position:relative;z-index:1}
    .quote span{color:#b5d3cc;font-size:13px}
    .cases{display:grid;grid-template-columns:1fr 1fr;gap:22px}
    .case-card{background:#fff;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);transition:.3s}
    .case-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .case-card img{height:220px}
    .case-body{padding:24px}
    .tag{display:inline-block;color:var(--teal);background:#e1f0eb;padding:4px 10px;border-radius:99px;font-size:11px;font-weight:700}
    .case-body h3{font-size:21px;margin:12px 0 7px}
    .case-body p{font-size:14px;color:var(--muted)}
    .metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .metric{padding:28px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
    .metric strong{font-size:38px;color:var(--coral);display:block;line-height:1.2}
    .metric h3{font-size:17px;margin:8px 0}
    .metric p{font-size:13px;color:var(--muted)}
    .faq{background:#f0ece2}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px 30px}
    details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:17px 20px}
    summary{cursor:pointer;font-weight:700;font-size:15px;list-style:none;padding-right:20px;position:relative}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"＋";position:absolute;right:0;color:var(--coral)}
    details[open] summary:after{content:"－"}
    details p{font-size:14px;color:var(--muted);margin:12px 0 2px}
    .cta{padding:78px 0;background:linear-gradient(115deg,var(--coral),#c95e53);color:#fff}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:clamp(28px,4vw,45px);line-height:1.3;margin:0}
    .cta p{color:#ffe4d8;margin-top:8px}
    footer{background:#092f30;color:#aac9c3;padding:48px 0 30px;font-size:13px}
    .footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.14)}
    footer .brand{color:#fff}
    footer h3{color:#fff;font-size:15px;margin-bottom:13px}
    footer a{display:block;margin:6px 0;color:#aac9c3}
    footer a:hover{color:#fff}
    .copyright{padding-top:23px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
    .float-cta{position:fixed;right:25px;bottom:22px;background:var(--coral);color:#fff;padding:11px 18px;border-radius:99px;z-index:19;box-shadow:0 10px 25px rgba(0,0,0,.18);font-size:13px;font-weight:700}
    .float-cta:hover{background:#f18b6e;transform:translateY(-2px)}
    :focus-visible{outline:3px solid rgba(229,184,100,.8);outline-offset:3px}
    @media(max-width:1024px){
      .side-nav{width:210px;padding:30px 18px}.content{margin-left:210px}
      .container{width:min(100% - 44px,960px)}.feature-grid{grid-template-columns:1fr 1fr}.feature:first-child{grid-row:auto;min-height:260px}.process{grid-template-columns:1fr 1fr;gap:10px}.process-item:not(:last-child):after{display:none}
    }
    @media(max-width:768px){
      .side-nav{display:none}.content{margin-left:0}.mobile-bar{display:flex;position:sticky;top:0;z-index:40;background:#092f30;color:#fff;padding:14px 20px;align-items:center;justify-content:space-between}.mobile-bar .brand{font-size:21px}.mobile-menu{background:transparent;color:#fff;font-size:24px;padding:3px 8px}.nav.mobile-open{display:flex;position:absolute;top:61px;left:0;right:0;padding:15px 20px;background:#092f30;box-shadow:0 15px 25px rgba(0,0,0,.2)}.mobile-nav{display:none}.container{width:min(100% - 36px,650px)}.hero{min-height:590px}.hero-inner{padding:80px 0 60px}.hero p{font-size:16px}.split,.split.reverse{grid-template-columns:1fr;gap:30px}.split.reverse .image-card{order:-1}.image-card img{height:300px}section{padding:70px 0}.feature-grid,.cases,.faq-grid{grid-template-columns:1fr}.feature:first-child{min-height:220px}.metrics{grid-template-columns:1fr 1fr}.quote{padding:35px 28px}.quote p{font-size:20px}.cta-inner{display:block}.cta .btn{margin-top:24px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}
    }
    @media(max-width:520px){
      .container{width:calc(100% - 28px)}.hero h1{font-size:42px;letter-spacing:-2px}.hero-actions .btn{width:100%}.section-head h2{font-size:31px}.process,.metrics{grid-template-columns:1fr}.process-item{padding-right:0}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.copyright{display:block}.copyright span{display:block;margin-top:8px}.float-cta{right:14px;bottom:14px}
    }

/* roulang page: category3 */
:root{
      --ink:#202b2b;--muted:#687574;--cream:#f5f1e9;--paper:#fffdf8;
      --teal:#0e6868;--teal-dark:#084b4b;--coral:#e8795c;--gold:#e5b864;
      --line:#dfe5df;--radius:22px;--shadow:0 18px 55px rgba(21,48,46,.11);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;background:var(--cream);color:var(--ink);line-height:1.8;overflow-x:hidden}
    a{text-decoration:none;color:inherit;transition:.25s ease}
    img{display:block;width:100%;object-fit:cover}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .site-shell{min-height:100vh;padding-left:252px}
    .sidebar{position:fixed;z-index:40;inset:0 auto 0 0;width:252px;padding:33px 20px;background:#092f30;color:#c4dfd9;display:flex;flex-direction:column;box-shadow:8px 0 30px rgba(8,36,37,.12)}
    .brand{font-size:25px;font-weight:900;letter-spacing:2px;display:flex;align-items:center;gap:10px}
    .brand-mark{width:34px;height:34px;border-radius:11px 11px 11px 3px;background:var(--coral);display:grid;place-items:center;color:#fff;font-size:16px;line-height:1}
    .brand-note{font-size:11px;color:#a8ccc6;margin:8px 0 38px 45px;letter-spacing:1px}
    .nav-title{font-size:11px;color:#8fbdb5;letter-spacing:2px;margin:0 0 14px 12px}
    .nav{display:flex;flex-direction:column;gap:5px}
    .nav a{padding:10px 13px;border-radius:12px;font-size:14px;color:#c4dfd9}
    .nav a:hover,.nav a.active{background:#176f6d;color:#fff;transform:translateX(3px)}
    .nav a.active{box-shadow:inset 3px 0 var(--gold)}
    .side-bottom{margin-top:auto;border-top:1px solid rgba(255,255,255,.12);padding:20px 10px 4px;font-size:12px;color:#8fbdb5}
    .side-dot{display:inline-block;width:7px;height:7px;margin-right:7px;border-radius:50%;background:var(--gold)}
    .mobile-bar{display:none}
    .container{width:min(1160px,calc(100% - 64px));margin:auto}
    .topline{background:var(--paper);border-bottom:1px solid var(--line);padding:13px 0;color:var(--muted);font-size:13px}
    .topline-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
    .crumb{display:flex;align-items:center;gap:8px;white-space:nowrap}
    .crumb a{color:var(--teal);font-weight:700}
    .crumb span{color:#a2adaa}
    .hero-banner{position:relative;isolation:isolate;min-height:390px;display:flex;align-items:center;background:linear-gradient(90deg,rgba(4,62,62,.92) 0%,rgba(7,84,82,.78) 52%,rgba(7,84,82,.4) 100%),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;color:#fff}
    .hero-banner:after{content:"";position:absolute;z-index:-1;right:8%;top:13%;width:180px;height:180px;border:1px solid rgba(229,184,100,.62);border-radius:50% 50% 16% 50%;transform:rotate(27deg)}
    .hero-copy{padding:66px 0 60px;max-width:800px}
    .eyebrow,.section-label{font-size:12px;font-weight:800;letter-spacing:3px;text-transform:uppercase;color:var(--gold)}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(40px,5.1vw,68px);line-height:1.12;letter-spacing:-2.5px;margin:18px 0 20px}
    .hero-copy p{max-width:660px;color:#e3f0ec;font-size:17px;line-height:2}
    .hero-steps{margin-top:26px;display:flex;gap:0;flex-wrap:wrap}
    .hero-steps span{font-size:13px;padding:3px 17px;border-left:1px solid rgba(255,255,255,.28);color:#d3e5df}
    .hero-steps span:first-child{padding-left:0;border-left:0}
    section{padding:95px 0}
    .section-head{max-width:740px;margin-bottom:38px}
    .section-head h2{font-size:clamp(29px,3.8vw,45px);line-height:1.28;letter-spacing:-1.4px;margin:12px 0 14px}
    .section-head p{font-size:16px;color:var(--muted)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 21px;border-radius:999px;font-size:14px;font-weight:800;border:1px solid transparent;transition:.25s ease}
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(232,121,92,.25)}
    .btn-primary:hover{background:#f18b6e;transform:translateY(-2px);box-shadow:0 13px 27px rgba(232,121,92,.32)}
    .btn-outline{background:transparent;border-color:var(--teal);color:var(--teal)}
    .btn-outline:hover{background:var(--teal);color:#fff;transform:translateY(-2px)}
    .btn:focus-visible,.nav a:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(229,184,100,.65);outline-offset:3px}
    .summary-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:60px;align-items:center}
    .summary-photo{position:relative}
    .summary-photo img{height:435px;border-radius:28px;box-shadow:var(--shadow)}
    .photo-note{position:absolute;right:-18px;bottom:25px;background:var(--paper);border:1px solid var(--line);padding:17px 20px;border-radius:15px;box-shadow:var(--shadow);max-width:218px}
    .photo-note b{display:block;color:var(--teal);font-size:25px;line-height:1.2;margin-bottom:4px}
    .photo-note span{font-size:12px;color:var(--muted)}
    .lead-copy{font-size:18px;line-height:2;color:#435150}
    .check-list{display:grid;gap:14px;padding:0;margin:26px 0 0}
    .check-list li{list-style:none;display:flex;gap:11px;align-items:flex-start;font-size:14px;color:#4b5958}
    .check-list li:before{content:"✓";color:var(--coral);font-weight:900;font-size:18px;line-height:1.45}
    .dark-panel{background:#0c5958;color:#fff}
    .dark-panel .section-head p{color:#c7e1da}
    .path-grid{display:grid;grid-template-columns:1.2fr .9fr .9fr;gap:17px}
    .path-card{min-height:250px;padding:30px;border:1px solid rgba(255,255,255,.15);border-radius:var(--radius);background:#176f6d;transition:.3s ease}
    .path-card:first-child{background:#0a4b4c}
    .path-card:hover{transform:translateY(-6px);background:#237e7a}
    .path-card .num{color:var(--gold);font-weight:900;font-size:12px;letter-spacing:2px}
    .path-card h3{font-size:23px;line-height:1.35;margin:48px 0 10px}
    .path-card p{font-size:14px;color:#c7e1da}
    .stage-wrap{display:grid;grid-template-columns:280px 1fr;gap:62px;align-items:start}
    .stage-intro{position:sticky;top:32px}
    .stage-list{border-top:1px solid var(--line)}
    .stage{display:grid;grid-template-columns:95px 1fr;gap:23px;padding:25px 0;border-bottom:1px solid var(--line)}
    .stage-num{font-size:29px;line-height:1;color:var(--coral);font-weight:900}
    .stage h3{font-size:19px;margin:0 0 6px}
    .stage p{color:var(--muted);font-size:14px;margin:0}
    .scenario-grid{display:grid;grid-template-columns:1fr 1fr;gap:23px}
    .scenario{display:grid;grid-template-columns:170px 1fr;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;min-height:204px;transition:.3s ease}
    .scenario:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .scenario img{height:100%}
    .scenario-body{padding:25px}
    .tag{display:inline-block;padding:4px 10px;border-radius:99px;background:#e1f0eb;color:var(--teal);font-size:11px;font-weight:800}
    .scenario h3{font-size:19px;margin:12px 0 8px}
    .scenario p{font-size:13px;color:var(--muted);line-height:1.75}
    .quote-section{padding:0}
    .quote-box{position:relative;overflow:hidden;background:#e9ddca;border-radius:30px;padding:65px 8%;display:grid;grid-template-columns:1.35fr .65fr;gap:35px;align-items:end}
    .quote-box:after{content:"“";position:absolute;right:6%;top:-45px;color:rgba(255,255,255,.48);font-size:220px;font-family:serif;line-height:1}
    .quote-box blockquote{position:relative;z-index:1;margin:0;font-size:clamp(25px,3.2vw,40px);line-height:1.55;font-weight:800;letter-spacing:-1px}
    .quote-box p{position:relative;z-index:1;margin:0;color:#63594e;font-size:14px}
    .deliver-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .deliver-card{background:var(--paper);padding:27px 23px;border:1px solid var(--line);border-radius:18px}
    .deliver-card:hover{border-color:#abcac1;box-shadow:0 12px 30px rgba(21,48,46,.08)}
    .deliver-icon{width:42px;height:42px;border-radius:14px;background:#ddecE7;color:var(--teal);display:grid;place-items:center;font-size:20px;font-weight:900}
    .deliver-card h3{font-size:17px;margin:17px 0 8px}
    .deliver-card p{font-size:13px;line-height:1.7;color:var(--muted)}
    .detail-band{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px}
    .detail-grid h2{font-size:32px;line-height:1.35;margin:12px 0 17px}
    .detail-grid p{color:var(--muted)}
    .mini-list{padding:0;margin:24px 0 0;display:grid;gap:13px}
    .mini-list li{list-style:none;padding:13px 15px;border-left:3px solid var(--gold);background:#faf7f0;font-size:14px}
    .faq{background:#f0ece2}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 38px}
    .faq-item{padding:0 0 17px;border-bottom:1px solid #d8d5cb}
    .faq-item h3{font-size:17px;margin:0 0 8px;color:var(--teal-dark)}
    .faq-item p{font-size:14px;line-height:1.8;color:var(--muted);margin:0}
    .cta{background:linear-gradient(115deg,var(--coral),#c95e53);color:#fff;padding:74px 0}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:clamp(29px,4vw,44px);line-height:1.3;margin:0}
    .cta p{color:#ffe5da;margin:9px 0 0}
    .btn-light{background:#fff;color:var(--teal-dark)}
    .btn-light:hover{background:#fff2e9;transform:translateY(-2px)}
    footer{background:#092f30;color:#aac9c3;padding:48px 0 30px;font-size:13px}
    .footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.14)}
    footer .brand{color:#fff}
    footer h3{color:#fff;font-size:15px;margin:0 0 13px}
    footer a{display:block;margin:6px 0;color:#aac9c3}
    footer a:hover{color:#fff}
    .copyright{padding-top:23px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
    .float-cta{position:fixed;right:25px;bottom:22px;z-index:30;padding:11px 18px;border-radius:999px;background:var(--coral);color:#fff;font-size:14px;font-weight:800;box-shadow:0 12px 26px rgba(107,47,37,.28)}
    .float-cta:hover{transform:translateY(-3px);background:#f18b6e}
    @media(max-width:1024px){
      .site-shell{padding-left:0}
      .sidebar{display:none}
      .mobile-bar{display:flex;position:sticky;top:0;z-index:50;align-items:center;justify-content:space-between;padding:13px 22px;background:#092f30;color:#fff;box-shadow:0 4px 18px rgba(4,30,31,.2)}
      .mobile-bar .brand{font-size:20px}
      .mobile-bar .brand-mark{width:30px;height:30px;font-size:13px}
      .mobile-nav{display:flex;align-items:center;gap:15px;max-width:56vw;overflow-x:auto;white-space:nowrap;font-size:13px;color:#c4dfd9;padding-bottom:2px}
      .mobile-nav a.active{color:#fff;font-weight:800}
      .stage-wrap{gap:35px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 36px,1160px)}
      .topline{padding:10px 0;font-size:12px}
      .topline-inner>span{display:none}
      .hero-banner{min-height:370px}
      .hero-copy{padding:58px 0}
      h1{letter-spacing:-1.5px}
      section{padding:70px 0}
      .summary-grid,.stage-wrap,.detail-grid,.quote-box{grid-template-columns:1fr}
      .summary-grid{gap:34px}
      .summary-photo img{height:325px}
      .stage-intro{position:static}
      .path-grid{grid-template-columns:1fr}
      .path-card{min-height:0}
      .path-card h3{margin-top:30px}
      .scenario-grid,.faq-grid{grid-template-columns:1fr}
      .deliver-grid{grid-template-columns:1fr 1fr}
      .quote-box{padding:44px 8%;gap:20px}
      .cta-inner{align-items:flex-start;flex-direction:column}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:first-child{grid-column:1/-1}
    }
    @media(max-width:520px){
      .mobile-bar{padding:12px 15px}
      .mobile-nav{gap:12px;max-width:51vw}
      .hero-steps{gap:8px}
      .hero-steps span{border-left:0;padding:0 10px 0 0}
      .hero-copy p{font-size:15px}
      .scenario{grid-template-columns:118px 1fr}
      .scenario-body{padding:18px}
      .scenario h3{font-size:17px}
      .stage{grid-template-columns:64px 1fr;gap:12px}
      .deliver-grid{grid-template-columns:1fr}
      .photo-note{right:10px;bottom:12px}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div:first-child{grid-column:auto}
      .copyright{font-size:11px}
      .float-cta{right:14px;bottom:14px}
    }

/* roulang page: category2 */
:root{
      --ink:#202b2b;--muted:#687574;--cream:#f5f1e9;--paper:#fffdf8;
      --teal:#0e6868;--teal-dark:#084b4b;--coral:#e8795c;--gold:#e5b864;
      --line:#dfe5df;--radius:22px;--shadow:0 18px 55px rgba(21,48,46,.11);
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;background:var(--cream);color:var(--ink);line-height:1.8;overflow-x:hidden}
    a{text-decoration:none;color:inherit;transition:.25s ease}
    img{display:block;width:100%;object-fit:cover}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1160px,calc(100% - 64px));margin:auto}
    .shell{min-height:100vh;padding-left:246px}
    .side-nav{position:fixed;z-index:30;left:0;top:0;width:246px;height:100vh;padding:40px 27px;background:#092f30;color:#c4dfd9;display:flex;flex-direction:column}
    .brand{font-size:25px;font-weight:900;letter-spacing:2px;display:flex;align-items:center;gap:10px;color:#fff}
    .brand-mark{width:34px;height:34px;border-radius:11px 11px 11px 3px;background:var(--coral);display:grid;place-items:center;color:#fff;font-size:16px}
    .brand-note{font-size:11px;color:#8fbdb5;margin:8px 0 38px 45px;letter-spacing:1px}
    .nav-title{font-size:11px;color:#8fbdb5;letter-spacing:2px;margin-bottom:14px}
    .nav{display:flex;flex-direction:column;gap:5px}
    .nav a{padding:10px 13px;border-radius:12px;font-size:14px;color:#c4dfd9}
    .nav a:hover,.nav a.active{background:#176f6d;color:#fff;transform:translateX(3px)}
    .nav a.active{box-shadow:inset 3px 0 var(--gold)}
    .side-bottom{margin-top:auto;font-size:12px;color:#80aaa3;line-height:1.8}
    .mobile-bar{display:none}
    .hero{min-height:620px;color:#fff;background-image:linear-gradient(90deg,rgba(5,42,43,.9),rgba(5,42,43,.52) 56%,rgba(5,42,43,.18)),url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;display:flex;align-items:center}
    .hero-inner{width:min(1160px,calc(100% - 64px));margin:auto;padding:90px 0 75px}
    .eyebrow,.section-label{font-size:12px;font-weight:700;letter-spacing:3px;color:var(--gold)}
    .hero h1{font-size:clamp(40px,5.8vw,74px);line-height:1.15;letter-spacing:-3px;margin:18px 0 22px;max-width:680px}
    .hero p{font-size:18px;line-height:2;max-width:650px;color:#e8f1eb}
    .hero-layout{display:grid;grid-template-columns:1fr 360px;align-items:center;gap:65px}
    .coupon{background:#fffdf8;color:var(--ink);border-radius:26px;padding:27px;box-shadow:0 24px 65px rgba(0,0,0,.2);position:relative;overflow:hidden}
    .coupon:before,.coupon:after{content:"";position:absolute;width:18px;height:18px;border-radius:50%;background:#356a68;top:50%;transform:translateY(-50%)}
    .coupon:before{left:-9px}.coupon:after{right:-9px}
    .coupon-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px dashed #bdcbc2;padding-bottom:18px}
    .coupon-label{font-size:12px;color:var(--teal);font-weight:800;letter-spacing:2px}
    .coupon-price{font-size:46px;line-height:1;color:var(--coral);font-weight:900;margin:24px 0 6px}
    .coupon h2{font-size:22px}.coupon p{font-size:13px;color:var(--muted);line-height:1.7}
    .coupon .btn{width:100%;margin-top:20px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 21px;border-radius:999px;font-weight:700;font-size:14px;border:1px solid transparent;transition:.25s ease}
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(232,121,92,.25)}
    .btn-primary:hover{background:#f18b6e;transform:translateY(-2px)}
    .btn-light{border-color:rgba(255,255,255,.45);color:#fff;background:rgba(255,255,255,.08)}
    .btn-light:hover{background:#fff;color:var(--teal-dark)}
    section{padding:100px 0}
    .section-head{max-width:700px;margin-bottom:42px}
    .section-head h2{font-size:clamp(29px,4vw,46px);line-height:1.25;letter-spacing:-1.5px;margin:12px 0 14px}
    .section-head p{color:var(--muted);font-size:16px}
    .intro-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:65px;align-items:center}
    .intro-image img{height:410px;border-radius:28px}
    .check-list{display:grid;gap:14px;margin-top:24px}
    .check-list li{list-style:none;display:flex;gap:11px;align-items:flex-start;font-size:14px}
    .check-list li:before{content:"✓";color:var(--coral);font-weight:900;font-size:18px}
    .strip{background:#0b5556;color:#fff;padding:55px 0}
    .strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}
    .metric{border-left:1px solid rgba(255,255,255,.25);padding-left:22px}
    .metric strong{display:block;color:var(--gold);font-size:34px;line-height:1.2}
    .metric span{font-size:13px;color:#c4ded8}
    .feature-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:18px}
    .feature{background:#176f6d;border:1px solid rgba(255,255,255,.12);padding:28px;border-radius:var(--radius);min-height:190px;color:#fff;transition:.3s}
    .feature:first-child{grid-row:span 2;background:#0a5657;min-height:398px;display:flex;flex-direction:column;justify-content:flex-end}
    .feature:hover{transform:translateY(-5px);background:#21807c}
    .feature .num{font-size:12px;color:var(--gold);letter-spacing:2px}
    .feature h3{font-size:22px;margin:14px 0 8px}.feature p{color:#c8e2dc;font-size:14px}
    .material-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .material{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.3s}
    .material:hover{transform:translateY(-6px)}
    .material img{height:190px}.material-body{padding:24px}
    .tag{display:inline-block;color:var(--teal);background:#e1f0eb;padding:4px 10px;border-radius:99px;font-size:11px;font-weight:700}
    .material h3{font-size:20px;margin:14px 0 8px}.material p{font-size:14px;color:var(--muted)}
    .timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
    .step{padding:27px 24px 10px 0;border-right:1px solid var(--line);margin-right:24px}
    .step:last-child{border:0}.step-no{color:var(--coral);font-size:13px;font-weight:800;letter-spacing:2px}
    .step h3{font-size:18px;margin:10px 0 7px}.step p{font-size:14px;color:var(--muted)}
    .showcase{background:#fff}.showcase-grid{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}
    .showcase img{height:420px;border-radius:28px}.showcase-copy p{color:var(--muted);margin:16px 0}
    .quote{padding:30px;background:#f0ece2;border-radius:20px;font-size:18px;color:var(--teal-dark);margin-top:24px}
    .news-list{border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:105px 1fr auto;gap:22px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}
    .news-item time{font-size:13px;color:var(--coral);font-weight:700}.news-item h3{font-size:17px;margin-bottom:4px}.news-item p{font-size:13px;color:var(--muted);line-height:1.7}
    .text-link{font-size:12px;color:var(--teal);font-weight:700;white-space:nowrap}.text-link:hover{color:var(--coral)}
    .proof-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.proof-card{padding:28px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
    .proof-card strong{font-size:38px;color:var(--coral);display:block}.proof-card h3{margin:7px 0;font-size:18px}.proof-card p{font-size:14px;color:var(--muted)}
    .faq{background:#f0ece2}.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px 45px}
    details{background:#fff;border-radius:15px;padding:18px 20px;border:1px solid #e3e3d9}summary{cursor:pointer;font-weight:700;color:var(--teal-dark);list-style:none}summary::-webkit-details-marker{display:none}
    details p{font-size:14px;color:var(--muted);padding-top:12px}
    .join-grid{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:start}.join-copy p{color:var(--muted);margin:15px 0}
    .form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px}input,textarea{width:100%;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;outline:0}
    textarea{margin-top:12px;min-height:105px;resize:vertical}input:focus,textarea:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(14,104,104,.12)}.join-box .btn{margin-top:15px;width:100%}
    .cta{padding:78px 0;background:linear-gradient(115deg,var(--coral),#c95e53);color:#fff}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:clamp(28px,4vw,45px);line-height:1.3}.cta p{color:#ffe4d8;margin-top:8px}.cta .btn-light{border-color:#fff}
    footer{background:#092f30;color:#aac9c3;padding:48px 0 30px;font-size:13px}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.14)}
    footer .brand{color:#fff}footer h3{color:#fff;font-size:15px;margin-bottom:13px}footer a{display:block;margin:6px 0;color:#aac9c3}footer a:hover{color:#fff}.copyright{padding-top:23px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
    .float-cta{position:fixed;right:25px;bottom:22px;background:var(--coral);color:#fff;padding:11px 18px;border-radius:99px;z-index:19;box-shadow:0 10px 25px rgba(0,0,0,.2)}
    .float-cta:hover{background:#f18b6e;transform:translateY(-2px)}
    @media(max-width:1024px){.shell{padding-left:0}.side-nav{display:none}.mobile-bar{display:flex;position:relative;z-index:31;background:#092f30;color:#fff;padding:16px 22px;align-items:center;justify-content:space-between}.mobile-bar .brand{font-size:21px}.menu-toggle{background:#176f6d;color:#fff;border-radius:10px;padding:7px 12px;font-size:13px}.mobile-nav{display:none;background:#092f30;padding:0 22px 18px}.mobile-nav.open{display:block}.mobile-nav .nav a{display:block}.hero-inner{width:min(100% - 44px,1160px)}.hero-layout{gap:30px}.container{width:min(100% - 44px,1160px)}}
    @media(max-width:768px){section{padding:72px 0}.hero{min-height:auto}.hero-layout,.intro-grid,.showcase-grid,.join-grid{grid-template-columns:1fr}.hero-inner{padding:75px 0}.coupon{max-width:410px}.strip-grid{grid-template-columns:repeat(2,1fr);gap:22px}.feature-grid,.material-grid,.proof-grid{grid-template-columns:1fr 1fr}.feature:first-child{grid-row:auto;min-height:260px}.timeline{grid-template-columns:1fr 1fr;gap:15px}.step{border-right:0;border-bottom:1px solid var(--line);margin:0;padding-bottom:20px}.faq-grid{grid-template-columns:1fr}.showcase img{height:300px}.news-item{grid-template-columns:82px 1fr}.news-item .text-link{grid-column:2}.cta-inner{display:block}.cta .btn{margin-top:23px}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:520px){.container,.hero-inner{width:calc(100% - 34px)}.hero h1{font-size:42px;letter-spacing:-2px}.hero p{font-size:16px}.feature-grid,.material-grid,.proof-grid,.strip-grid{grid-template-columns:1fr}.form-row{grid-template-columns:1fr}.news-item{grid-template-columns:1fr;gap:4px}.news-item .text-link{grid-column:auto}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-bottom:8px}.float-cta{right:15px;bottom:15px;font-size:13px}}

/* roulang page: category5 */
:root{
--ink:#202b2b;--muted:#687574;--cream:#f5f1e9;--paper:#fffdf8;
--teal:#0e6868;--teal-dark:#084b4b;--coral:#e8795c;--gold:#e5b864;
--line:#dfe5df;--radius:22px;--shadow:0 18px 55px rgba(21,48,46,.11)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;background:var(--cream);color:var(--ink);line-height:1.8;overflow-x:hidden}
a{text-decoration:none;color:inherit;transition:.25s ease}
img{display:block;width:100%;object-fit:cover}
button,input,textarea{font:inherit}
button{cursor:pointer;border:0}
.site-side{position:fixed;top:0;left:0;width:254px;height:100vh;background:#092f30;color:#fff;padding:36px 24px;z-index:50;box-shadow:8px 0 35px rgba(8,42,42,.12)}
.brand{font-size:25px;font-weight:900;letter-spacing:2px;display:flex;align-items:center;gap:10px}
.brand-mark{width:34px;height:34px;border-radius:11px 11px 11px 3px;background:var(--coral);display:grid;place-items:center;color:#fff;font-size:16px}
.brand-note{font-size:11px;color:#a8ccc6;margin:8px 0 38px 45px;letter-spacing:1px}
.nav-title{font-size:11px;color:#8fbdb5;letter-spacing:2px;margin-bottom:14px}
.nav{display:flex;flex-direction:column;gap:5px}
.nav a{padding:10px 13px;border-radius:12px;font-size:14px;color:#c4dfd9}
.nav a:hover,.nav a.active{background:#176f6d;color:#fff;transform:translateX(3px)}
.nav a.active{box-shadow:inset 3px 0 var(--gold)}
.side-contact{position:absolute;bottom:34px;left:24px;right:24px;padding-top:24px;border-top:1px solid rgba(255,255,255,.15)}
.side-contact p{font-size:12px;color:#a8ccc6;margin:0 0 10px}
.side-contact a{font-size:13px;color:#fff;font-weight:700}
.page{margin-left:254px}
.mobile-bar{display:none}
.container{width:min(1160px,calc(100% - 64px));margin:auto}
section{padding:92px 0}
.section-label,.eyebrow{font-size:12px;font-weight:800;letter-spacing:3px;text-transform:uppercase;color:var(--gold)}
.section-head{max-width:730px;margin-bottom:40px}
.section-head h2{font-size:clamp(29px,4vw,46px);line-height:1.25;letter-spacing:-1.5px;margin:12px 0 14px}
.section-head p{color:var(--muted);font-size:16px;margin:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 21px;border-radius:999px;font-weight:700;font-size:14px;border:1px solid transparent;transition:.25s ease}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(232,121,92,.25)}
.btn-primary:hover{background:#f18b6e;transform:translateY(-2px)}
.btn-outline{border-color:var(--teal);color:var(--teal);background:transparent}
.btn-outline:hover{background:var(--teal);color:#fff}
.btn-light{border-color:rgba(255,255,255,.48);color:#fff;background:rgba(255,255,255,.08)}
.btn-light:hover{background:#fff;color:var(--teal-dark)}
.btn:focus,a:focus,input:focus,textarea:focus{outline:3px solid rgba(229,184,100,.52);outline-offset:3px}
.creator-hero{min-height:640px;padding:72px 0;background:linear-gradient(90deg,rgba(5,42,43,.94) 0%,rgba(5,42,43,.76) 45%,rgba(5,42,43,.32) 100%),url('/assets/images/backpic/back-2.webp') center/cover;color:#fff;display:flex;align-items:center}
.creator-top{display:flex;align-items:center;gap:20px;margin-bottom:32px}
.avatar{width:84px;height:84px;border-radius:50%;overflow:hidden;border:3px solid var(--gold);box-shadow:0 8px 25px rgba(0,0,0,.25);flex:none}
.creator-meta b{display:block;font-size:25px;letter-spacing:1px}
.creator-meta span{font-size:13px;color:#c5ded8}
.creator-hero h1{max-width:820px;font-size:clamp(42px,6vw,72px);line-height:1.13;letter-spacing:-3px;margin:15px 0 20px}
.creator-hero p{max-width:700px;font-size:17px;line-height:2;color:#e2efea;margin:0}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.creator-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px}
.creator-badge{padding:10px 15px;background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.22);border-radius:14px;backdrop-filter:blur(5px)}
.creator-badge b{display:block;color:#fff;font-size:19px;line-height:1.2}
.creator-badge span{font-size:11px;color:#c7ded9}
.intro-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:70px;align-items:center}
.image-frame{position:relative}
.image-frame img{height:460px;border-radius:28px;box-shadow:var(--shadow)}
.image-note{position:absolute;right:-25px;bottom:25px;max-width:220px;padding:18px;background:var(--paper);border-radius:16px;box-shadow:var(--shadow)}
.image-note strong{display:block;font-size:25px;color:var(--coral)}
.image-note span{font-size:12px;color:var(--muted);line-height:1.5;display:block}
.lead-copy{font-size:18px;line-height:2;color:#394746}
.check-list{padding:0;margin:25px 0 0;display:grid;gap:12px}
.check-list li{list-style:none;display:flex;gap:11px;align-items:flex-start;font-size:14px}
.check-list li:before{content:"✓";color:var(--coral);font-weight:900;font-size:18px;line-height:1.4}
.soft-bg{background:#ece8df}
.value-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}
.value-main{min-height:420px;padding:42px;background:var(--teal);color:#fff;border-radius:var(--radius);display:flex;flex-direction:column;justify-content:flex-end;background-image:linear-gradient(0deg,rgba(5,55,55,.91),rgba(5,55,55,.21)),url('/assets/images/coverpic/cover-6.webp');background-size:cover;background-position:center}
.value-main h3{font-size:33px;line-height:1.3;margin:12px 0}
.value-main p{color:#d2e5df;margin:0;max-width:560px}
.value-stack{display:grid;gap:22px}
.value-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:.25s}
.value-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.value-card .num{color:var(--coral);font-size:13px;font-weight:900;letter-spacing:2px}
.value-card h3{font-size:21px;margin:8px 0}
.value-card p{font-size:14px;color:var(--muted);margin:0}
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.scene-card{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:23px 20px;min-height:220px;position:relative;overflow:hidden;transition:.25s}
.scene-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#b8d0c9}
.scene-card span{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:#e2f0eb;color:var(--teal);font-weight:900}
.scene-card h3{font-size:18px;margin:28px 0 8px}
.scene-card p{font-size:13px;line-height:1.7;color:var(--muted);margin:0}
.process{background:#0b4f50;color:#fff}
.process .section-head p{color:#c4ddd7}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid rgba(255,255,255,.18);border-radius:22px;overflow:hidden}
.process-item{padding:28px;border-right:1px solid rgba(255,255,255,.18);min-height:230px}
.process-item:last-child{border:0}
.process-item b{font-size:34px;color:var(--gold);display:block;line-height:1}
.process-item h3{font-size:19px;margin:22px 0 8px}
.process-item p{font-size:13px;color:#c5dfd8;margin:0;line-height:1.8}
.mode-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.mode-card{border-radius:var(--radius);overflow:hidden;background:var(--paper);border:1px solid var(--line);transition:.25s}
.mode-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.mode-card img{height:190px}
.mode-card div{padding:24px}
.mode-card h3{font-size:20px;margin:9px 0}
.mode-card p{font-size:14px;color:var(--muted);margin:0}
.tag{display:inline-block;color:var(--teal);background:#e1f0eb;padding:4px 10px;border-radius:99px;font-size:11px;font-weight:800}
.split-proof{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:stretch}
.proof-copy{padding:42px;background:var(--paper);border-radius:var(--radius);border:1px solid var(--line)}
.proof-copy h2{font-size:36px;line-height:1.3;margin:12px 0 16px}
.proof-copy p{color:var(--muted)}
.proof-list{display:grid;gap:12px;margin-top:25px}
.proof-list div{padding:15px 17px;background:#f0f4f0;border-radius:13px;font-size:14px;font-weight:700;color:#35504e}
.proof-list em{font-style:normal;color:var(--coral);margin-right:9px}
.proof-image img{height:100%;min-height:380px;border-radius:var(--radius)}
.faq{background:#f0ece2}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px 24px}
.faq-item{background:#fffdf8;border:1px solid var(--line);border-radius:16px;padding:22px}
.faq-item h3{font-size:16px;margin:0 0 10px;color:var(--teal-dark)}
.faq-item p{font-size:14px;color:var(--muted);line-height:1.8;margin:0}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:55px;align-items:start}
.contact-copy{padding:35px;background:#0d5d5e;color:#fff;border-radius:var(--radius)}
.contact-copy h2{font-size:34px;line-height:1.35;margin:13px 0}
.contact-copy p{color:#c5dfd8;margin-bottom:0}
.contact-copy ul{padding:0;margin:23px 0 0;list-style:none}
.contact-copy li{padding:10px 0;border-top:1px solid rgba(255,255,255,.16);font-size:14px}
.form-box{background:var(--paper);padding:35px;border-radius:var(--radius);box-shadow:var(--shadow)}
.form-box h3{font-size:25px;margin:0 0 4px}
.form-box p{font-size:13px;color:var(--muted);margin:0 0 18px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:13px}
input,textarea{width:100%;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;outline:0;color:var(--ink)}
textarea{margin-top:13px;min-height:110px;resize:vertical}
input:focus,textarea:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(14,104,104,.12)}
.form-box .btn{width:100%;margin-top:13px}
.form-tip{font-size:12px!important;margin-top:13px!important}
.cta{padding:75px 0;background:linear-gradient(115deg,var(--coral),#c95e53);color:#fff}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta h2{font-size:clamp(28px,4vw,44px);line-height:1.3;margin:0}
.cta p{color:#ffe4d8;margin:8px 0 0}
footer{background:#092f30;color:#aac9c3;padding:48px 0 30px;font-size:13px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.14)}
footer .brand{color:#fff}
footer h3{color:#fff;font-size:15px;margin:0 0 13px}
footer a{display:block;margin:6px 0;color:#aac9c3}
footer a:hover{color:#fff}
footer p{margin:0}
.copyright{padding-top:23px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
.float-cta{position:fixed;right:25px;bottom:22px;background:var(--coral);color:#fff;padding:11px 18px;border-radius:99px;z-index:19;box-shadow:0 10px 28px rgba(139,58,45,.3);font-size:14px;font-weight:800}
.float-cta:hover{transform:translateY(-3px);background:#f18b6e}
@media(max-width:1024px){
.site-side{width:220px;padding:28px 18px}.page{margin-left:220px}.container{width:min(100% - 46px,1160px)}
.scene-grid{grid-template-columns:repeat(2,1fr)}.process-grid{grid-template-columns:repeat(2,1fr)}.process-item:nth-child(2){border-right:0}.process-item:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.18)}
}
@media(max-width:768px){
.site-side{display:none}.page{margin-left:0}.mobile-bar{height:68px;padding:0 20px;background:#092f30;color:#fff;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:50}.mobile-bar .brand{font-size:20px}.mobile-bar .brand-mark{width:30px;height:30px;font-size:13px}.mobile-links{display:flex;gap:12px;font-size:12px;color:#d7ebe5}.mobile-links a:last-child{color:var(--gold)}
.container{width:min(100% - 38px,1160px)}section{padding:68px 0}.creator-hero{min-height:590px}.creator-hero h1{letter-spacing:-2px}.intro-grid,.value-layout,.split-proof,.contact-grid{grid-template-columns:1fr;gap:35px}.image-frame img{height:350px}.image-note{right:12px}.mode-grid{grid-template-columns:1fr 1fr}.faq-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:span 2}.cta-inner{align-items:flex-start;flex-direction:column}
}
@media(max-width:520px){
.container{width:calc(100% - 30px)}.mobile-links a:first-child{display:none}.creator-hero{padding:55px 0;min-height:auto}.creator-top{gap:13px}.avatar{width:65px;height:65px}.creator-meta b{font-size:20px}.creator-hero h1{font-size:39px}.creator-hero p{font-size:15px}.creator-badge{padding:9px 11px}.scene-grid,.mode-grid,.process-grid,.form-row{grid-template-columns:1fr}.process-item,.process-item:nth-child(2){border-right:0;border-bottom:1px solid rgba(255,255,255,.18)}.process-item:last-child{border-bottom:0}.section-head h2{font-size:31px}.image-frame img{height:300px}.image-note{padding:13px;bottom:14px;max-width:185px}.proof-copy,.form-box,.contact-copy{padding:27px 22px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.copyright{display:grid}.float-cta{right:15px;bottom:15px}.hero-actions .btn{width:100%}
}

/* roulang page: category4 */
:root{
      --ink:#202b2b;--muted:#687574;--cream:#f5f1e9;--paper:#fffdf8;
      --teal:#0e6868;--teal-dark:#084b4b;--coral:#e8795c;--gold:#e5b864;
      --line:#dfe5df;--radius:22px;--shadow:0 18px 55px rgba(21,48,46,.11);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;background:var(--cream);color:var(--ink);line-height:1.8;overflow-x:hidden}
    a{text-decoration:none;color:inherit;transition:.25s ease}
    img{display:block;width:100%;object-fit:cover}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    h1,h2,h3,p{margin-top:0}
    .site-shell{min-height:100vh;padding-left:244px}
    .sidebar{position:fixed;z-index:30;left:0;top:0;bottom:0;width:244px;background:#093b3c;color:#fff;padding:34px 22px;display:flex;flex-direction:column;border-right:1px solid rgba(255,255,255,.08)}
    .brand{font-size:25px;font-weight:900;letter-spacing:2px;display:flex;align-items:center;gap:10px}
    .brand-mark{width:34px;height:34px;border-radius:11px 11px 11px 3px;background:var(--coral);display:grid;place-items:center;color:#fff;font-size:16px;line-height:1}
    .brand-note{font-size:11px;color:#a8ccc6;margin:8px 0 38px 45px;letter-spacing:1px}
    .nav-title{font-size:11px;color:#8fbdb5;letter-spacing:2px;margin-bottom:14px}
    .nav{display:flex;flex-direction:column;gap:5px}
    .nav a{padding:10px 13px;border-radius:12px;font-size:14px;color:#c4dfd9;line-height:1.45}
    .nav a:hover,.nav a.active{background:#176f6d;color:#fff;transform:translateX(3px)}
    .nav a.active{box-shadow:inset 3px 0 var(--gold)}
    .side-bottom{margin-top:auto;border-top:1px solid rgba(255,255,255,.15);padding-top:20px;color:#9cc2bb;font-size:12px;line-height:1.75}
    .side-dot{width:8px;height:8px;border-radius:50%;background:var(--gold);display:inline-block;margin-right:7px}
    .mobile-bar{display:none}
    .container{width:min(1160px,calc(100% - 64px));margin:auto}
    .eyebrow,.section-label{font-size:12px;font-weight:800;letter-spacing:3px;text-transform:uppercase;color:var(--gold)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 21px;border-radius:999px;font-weight:800;font-size:14px;border:1px solid transparent;transition:.25s ease}
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(232,121,92,.25)}
    .btn-primary:hover{background:#f18b6e;transform:translateY(-2px);box-shadow:0 14px 30px rgba(232,121,92,.35)}
    .btn-outline{border-color:rgba(14,104,104,.32);color:var(--teal);background:rgba(255,255,255,.5)}
    .btn-outline:hover{background:var(--teal);color:#fff;border-color:var(--teal)}
    .btn-light{border-color:rgba(255,255,255,.48);color:#fff;background:rgba(255,255,255,.08)}
    .btn-light:hover{background:#fff;color:var(--teal-dark)}
    .btn:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(229,184,100,.75);outline-offset:3px}
    section{padding:94px 0}
    .section-head{max-width:725px;margin-bottom:42px}
    .section-head h2{font-size:clamp(29px,4vw,46px);line-height:1.25;letter-spacing:-1.5px;margin:12px 0 14px}
    .section-head p{color:var(--muted);font-size:16px;margin-bottom:0}
    .hero-campaign{min-height:655px;position:relative;isolation:isolate;display:flex;align-items:center;color:#fff;background-image:linear-gradient(90deg,rgba(5,42,43,.90) 0%,rgba(5,42,43,.72) 45%,rgba(5,42,43,.20) 100%),url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center}
    .hero-campaign:after{content:"";position:absolute;width:330px;height:330px;border:1px solid rgba(229,184,100,.42);border-radius:50%;right:8%;top:13%;z-index:-1}
    .hero-grid{width:100%;display:grid;grid-template-columns:1.06fr .7fr;gap:65px;align-items:end;padding:84px 0 70px}
    .hero-copy h1{font-size:clamp(43px,5.8vw,75px);line-height:1.12;letter-spacing:-3px;margin:18px 0 22px}
    .hero-copy>p{max-width:680px;color:#e3efea;font-size:17px;line-height:2;margin-bottom:28px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .lead-panel{background:rgba(255,253,248,.96);color:var(--ink);padding:28px;border-radius:24px;box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.52)}
    .lead-panel h2{font-size:23px;line-height:1.45;margin:5px 0 8px}
    .lead-panel p{font-size:13px;color:var(--muted);line-height:1.7;margin-bottom:17px}
    .quick-form{display:grid;gap:10px}
    input,textarea{width:100%;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;outline:0;transition:.2s}
    input:focus,textarea:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(14,104,104,.12)}
    .quick-form .btn{width:100%;margin-top:2px}
    .form-tip{font-size:11px!important;color:#82908d!important;margin:3px 0 0!important}
    .signal-strip{padding:0;background:var(--paper)}
    .signal-grid{display:grid;grid-template-columns:1.2fr repeat(3,1fr)}
    .signal-item{padding:27px 28px;border-right:1px solid var(--line);min-height:114px}
    .signal-item:last-child{border:0}
    .signal-item strong{display:block;font-size:26px;color:var(--teal);line-height:1.2;margin-bottom:5px}
    .signal-item span{color:var(--muted);font-size:13px;line-height:1.6}
    .signal-intro{background:#e8f0ea}
    .signal-intro b{display:block;font-size:18px;line-height:1.45;margin-bottom:5px}
    .service-layout{display:grid;grid-template-columns:.74fr 1.26fr;gap:65px;align-items:start}
    .service-copy{position:sticky;top:35px}
    .service-copy p{color:var(--muted);font-size:16px}
    .service-list{border-top:1px solid var(--line)}
    .service-item{display:grid;grid-template-columns:64px 1fr auto;gap:18px;align-items:center;padding:25px 0;border-bottom:1px solid var(--line);transition:.25s}
    .service-item:hover{padding-left:10px;background:rgba(255,255,255,.42)}
    .service-no{font-weight:900;color:var(--coral);font-size:15px;letter-spacing:1px}
    .service-item h3{font-size:20px;margin:0 0 4px}
    .service-item p{font-size:14px;line-height:1.7;color:var(--muted);margin:0}
    .arrow-link{font-size:24px;color:var(--teal);font-weight:400}
    .scene-section{background:#0a5657;color:#fff;position:relative;overflow:hidden}
    .scene-section:before{content:"";position:absolute;right:-90px;bottom:-100px;width:420px;height:420px;border-radius:50%;border:1px solid rgba(229,184,100,.22)}
    .scene-section .section-head p{color:#c4dfd9}
    .scene-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:18px}
    .scene-card{min-height:218px;padding:27px;border-radius:var(--radius);background:#176f6d;border:1px solid rgba(255,255,255,.13);transition:.3s;position:relative}
    .scene-card:first-child{grid-row:span 2;min-height:454px;background:linear-gradient(180deg,rgba(7,47,47,.13),rgba(7,47,47,.86)),url('/assets/images/coverpic/cover-4.webp') center/cover}
    .scene-card:hover{transform:translateY(-5px);background-color:#21807c}
    .scene-card:first-child:hover{background-color:transparent}
    .scene-card .tag{background:rgba(255,255,255,.13);color:#f6d999;border:1px solid rgba(255,255,255,.18)}
    .scene-card h3{font-size:22px;line-height:1.35;margin:14px 0 8px}
    .scene-card p{font-size:14px;color:#c8e2dc;line-height:1.75;margin:0}
    .scene-card:first-child .scene-bottom{position:absolute;left:27px;right:27px;bottom:26px}
    .process-grid{display:grid;grid-template-columns:1fr 1fr;gap:62px;align-items:center}
    .process-image{position:relative}
    .process-image img{height:510px;border-radius:28px}
    .image-note{position:absolute;right:-23px;bottom:28px;width:225px;padding:18px 19px;background:var(--paper);border-radius:16px;box-shadow:var(--shadow)}
    .image-note b{font-size:27px;color:var(--coral);display:block;line-height:1.2}
    .image-note span{font-size:12px;color:var(--muted);line-height:1.6}
    .steps{display:grid;gap:0;border-top:1px solid var(--line)}
    .step{display:grid;grid-template-columns:51px 1fr;gap:18px;padding:20px 0;border-bottom:1px solid var(--line)}
    .step-num{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:#e1f0eb;color:var(--teal);font-size:13px;font-weight:900}
    .step h3{font-size:19px;margin:2px 0 4px}
    .step p{font-size:14px;line-height:1.75;color:var(--muted);margin:0}
    .content-band{background:var(--paper)}
    .content-layout{display:grid;grid-template-columns:1fr 1.05fr;gap:68px;align-items:center}
    .content-copy p{font-size:16px;color:var(--muted);margin-bottom:18px}
    .check-list{padding:0;margin:25px 0 0;display:grid;gap:12px}
    .check-list li{list-style:none;display:flex;gap:11px;align-items:flex-start;font-size:14px;line-height:1.75}
    .check-list li:before{content:"✓";color:var(--coral);font-weight:900;font-size:18px;line-height:1.4}
    .deliverable{padding:28px;border-radius:var(--radius);background:#e8f0ea;border:1px solid #d7e5dc}
    .deliverable h3{font-size:23px;margin-bottom:18px}
    .deliverable-list{display:grid;grid-template-columns:1fr 1fr;gap:11px}
    .deliverable-list div{background:#fffdf8;border:1px solid var(--line);padding:12px 13px;border-radius:12px;font-size:13px;color:#42605b}
    .proof-section{padding-bottom:75px}
    .proof-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .proof-card{padding:28px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:.25s}
    .proof-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .proof-card strong{font-size:39px;color:var(--coral);display:block;line-height:1.15}
    .proof-card h3{margin:10px 0 7px;font-size:18px}
    .proof-card p{font-size:14px;color:var(--muted);line-height:1.75;margin:0}
    .quote-section{padding-top:0}
    .quote-box{display:grid;grid-template-columns:.72fr 1.28fr;background:#0a5657;color:#fff;border-radius:30px;overflow:hidden}
    .quote-box img{height:350px}
    .quote-content{padding:48px 55px;display:flex;flex-direction:column;justify-content:center}
    .quote-mark{font-size:50px;line-height:.7;color:var(--gold);font-family:Georgia,serif}
    .quote-content blockquote{font-size:clamp(20px,2.4vw,30px);line-height:1.62;margin:18px 0;color:#f4f7f3;font-weight:700}
    .quote-content p{font-size:14px;color:#b8d9d2;margin:0}
    .faq{background:#f0ece2}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px 38px}
    .faq-item{background:rgba(255,255,255,.52);border-bottom:1px solid #d8d4cc;padding:19px 18px}
    .faq-item h3{font-size:16px;line-height:1.6;margin:0 0 8px;color:var(--teal-dark)}
    .faq-item p{font-size:14px;line-height:1.75;color:var(--muted);margin:0}
    .contact-section{background:linear-gradient(115deg,var(--coral),#c95e53);color:#fff}
    .contact-grid{display:grid;grid-template-columns:1fr .88fr;gap:68px;align-items:center}
    .contact-section .section-label{color:#ffe4a9}
    .contact-section h2{font-size:clamp(30px,4vw,47px);line-height:1.28;letter-spacing:-1.5px;margin:13px 0}
    .contact-section>div p,.contact-grid>div>p{color:#ffe4d8;font-size:16px;max-width:650px}
    .contact-card{padding:27px;background:#fffdf8;border-radius:22px;color:var(--ink);box-shadow:0 18px 42px rgba(98,32,28,.21)}
    .contact-card h3{font-size:21px;margin-bottom:8px}
    .contact-card p{font-size:13px;color:var(--muted);margin-bottom:16px}
    .contact-card textarea{min-height:88px}
    .contact-card .btn{width:100%;margin-top:12px}
    footer{background:#092f30;color:#aac9c3;padding:48px 0 30px;font-size:13px}
    .footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.14)}
    footer .brand{color:#fff}
    footer h3{color:#fff;font-size:15px;margin:0 0 13px}
    footer a{display:block;margin:6px 0;color:#aac9c3}
    footer a:hover{color:#fff}
    .copyright{padding-top:23px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
    .float-cta{position:fixed;right:25px;bottom:22px;background:var(--coral);color:#fff;padding:11px 18px;border-radius:999px;z-index:19;box-shadow:0 10px 25px rgba(232,121,92,.35);font-size:13px;font-weight:800}
    .float-cta:hover{background:#f18b6e;transform:translateY(-2px)}
    @media(max-width:1024px){
      .site-shell{padding-left:0}
      .sidebar{display:none}
      .mobile-bar{display:flex;position:sticky;top:0;z-index:40;align-items:center;justify-content:space-between;gap:14px;padding:13px 24px;background:#093b3c;color:#fff;box-shadow:0 3px 14px rgba(0,0,0,.12)}
      .mobile-bar .brand{font-size:20px}
      .mobile-bar .brand-mark{width:30px;height:30px;font-size:13px}
      .mobile-nav{display:flex;gap:5px;overflow-x:auto;padding:3px 0 5px;max-width:67%;scrollbar-width:none}
      .mobile-nav::-webkit-scrollbar{display:none}
      .mobile-nav a{white-space:nowrap;padding:7px 10px;border-radius:9px;font-size:12px;color:#c4dfd9}
      .mobile-nav a.active{background:#176f6d;color:#fff}
      .hero-grid{grid-template-columns:1fr .78fr;gap:32px}
      .service-layout,.content-layout{gap:42px}
      .quote-content{padding:40px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 38px,1160px)}
      section{padding:70px 0}
      .mobile-bar{padding:12px 18px}
      .mobile-nav{max-width:61%}
      .hero-campaign{min-height:auto}
      .hero-grid,.process-grid,.content-layout,.contact-grid{grid-template-columns:1fr;gap:35px;padding:65px 0}
      .hero-copy h1{letter-spacing:-2px}
      .lead-panel{max-width:560px}
      .signal-grid{grid-template-columns:1fr 1fr}
      .signal-item{border-bottom:1px solid var(--line)}
      .service-layout{grid-template-columns:1fr;gap:25px}
      .service-copy{position:static}
      .scene-grid{grid-template-columns:1fr 1fr}
      .scene-card:first-child{grid-column:span 2;grid-row:auto;min-height:320px}
      .process-image img{height:390px}
      .content-layout{align-items:start}
      .proof-grid{grid-template-columns:1fr}
      .quote-box{grid-template-columns:1fr}
      .quote-box img{height:250px}
      .faq-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:first-child{grid-column:span 2}
      .contact-grid{padding:0}
    }
    @media(max-width:520px){
      .mobile-bar .brand{font-size:18px;letter-spacing:1px}
      .mobile-nav{max-width:54%}
      .container{width:min(100% - 30px,1160px)}
      .hero-grid{padding:52px 0}
      .hero-copy h1{font-size:40px}
      .hero-copy>p{font-size:15px}
      .hero-actions .btn{width:100%}
      .lead-panel{padding:22px}
      .signal-grid{grid-template-columns:1fr}
      .signal-item{border-right:0}
      .section-head h2{font-size:30px}
      .service-item{grid-template-columns:45px 1fr;gap:11px}
      .service-item .arrow-link{display:none}
      .scene-grid{grid-template-columns:1fr}
      .scene-card:first-child{grid-column:auto;min-height:310px}
      .scene-card{min-height:190px}
      .process-image img{height:320px}
      .image-note{right:12px;bottom:15px;width:190px}
      .deliverable{padding:22px}
      .deliverable-list{grid-template-columns:1fr}
      .quote-content{padding:31px 25px}
      .quote-content blockquote{font-size:20px}
      .footer-grid{grid-template-columns:1fr;gap:26px}
      .footer-grid>div:first-child{grid-column:auto}
      .copyright{display:grid;gap:8px}
      .float-cta{right:14px;bottom:14px;padding:10px 14px}
    }

/* roulang page: category6 */
:root{
      --ink:#202b2b;--muted:#687574;--cream:#f5f1e9;--paper:#fffdf8;
      --teal:#0e6868;--teal-dark:#084b4b;--coral:#e8795c;--gold:#e5b864;
      --line:#dfe5df;--radius:22px;--shadow:0 18px 55px rgba(21,48,46,.11);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;background:var(--cream);color:var(--ink);line-height:1.8;overflow-x:hidden}
    a{text-decoration:none;color:inherit;transition:.25s ease}
    img{display:block;width:100%;object-fit:cover}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .site-sidebar{position:fixed;inset:0 auto 0 0;width:258px;background:#092f30;color:#fff;padding:34px 24px;z-index:50;display:flex;flex-direction:column;border-right:1px solid rgba(255,255,255,.08)}
    .brand{font-size:25px;font-weight:900;letter-spacing:2px;display:flex;align-items:center;gap:10px}
    .brand-mark{width:34px;height:34px;border-radius:11px 11px 11px 3px;background:var(--coral);display:grid;place-items:center;color:#fff;font-size:16px;line-height:1}
    .brand-note{font-size:11px;color:#a8ccc6;margin:8px 0 38px 45px;letter-spacing:1px}
    .nav-title{font-size:11px;color:#8fbdb5;letter-spacing:2px;margin-bottom:14px}
    .nav{display:flex;flex-direction:column;gap:5px}
    .nav a{padding:10px 13px;border-radius:12px;font-size:14px;color:#c4dfd9}
    .nav a:hover,.nav a.active{background:#176f6d;color:#fff;transform:translateX(3px)}
    .nav a.active{box-shadow:inset 3px 0 var(--gold)}
    .side-bottom{margin-top:auto;padding-top:28px;border-top:1px solid rgba(255,255,255,.14)}
    .side-bottom p{color:#a8ccc6;font-size:12px;line-height:1.8;margin:0 0 14px}
    .mini-contact{display:inline-flex;align-items:center;gap:7px;color:#fff;font-size:13px;font-weight:700}
    .mini-contact:before{content:"●";color:var(--coral);font-size:10px}
    .page{margin-left:258px;min-height:100vh}
    .mobile-bar{display:none}
    .container{width:min(1160px,calc(100% - 64px));margin:auto}
    .eyebrow,.section-label{font-size:12px;font-weight:800;letter-spacing:3px;text-transform:uppercase;color:var(--teal)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 21px;border-radius:999px;font-weight:700;font-size:14px;border:1px solid transparent;transition:.25s ease}
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(232,121,92,.25)}
    .btn-primary:hover{background:#f18b6e;transform:translateY(-2px);box-shadow:0 14px 27px rgba(232,121,92,.31)}
    .btn-secondary{background:transparent;color:var(--teal);border-color:#9bbfba}
    .btn-secondary:hover{background:var(--teal);color:#fff;border-color:var(--teal);transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--teal-dark)}
    .btn-light:hover{background:#fff5ef;transform:translateY(-2px)}
    .topline{background:#e8f0eb;color:#46615d;font-size:12px;padding:8px 0}
    .topline .container{display:flex;justify-content:space-between;gap:20px;align-items:center}
    .inner-hero{background:linear-gradient(90deg,rgba(6,55,55,.88),rgba(6,55,55,.57)),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;color:#fff;min-height:408px;display:flex;align-items:center}
    .hero-wrap{padding:72px 0}
    .crumb{font-size:13px;color:#c4ded8;display:flex;gap:9px;align-items:center;margin-bottom:20px}
    .crumb a:hover{color:#fff}
    .inner-hero h1{font-size:clamp(38px,5.2vw,65px);line-height:1.15;letter-spacing:-2px;margin:0 0 18px;max-width:770px}
    .inner-hero p{font-size:17px;color:#e4f0eb;max-width:700px;margin:0;line-height:2}
    .hero-badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:25px}
    .hero-badges span{border:1px solid rgba(255,255,255,.35);background:rgba(255,255,255,.1);padding:5px 11px;border-radius:99px;font-size:12px;color:#fff}
    section{padding:92px 0}
    .section-head{max-width:745px;margin-bottom:38px}
    .section-head h2{font-size:clamp(28px,3.5vw,44px);line-height:1.3;letter-spacing:-1.4px;margin:11px 0 14px}
    .section-head p{color:var(--muted);font-size:16px;margin:0}
    .intro-layout{display:grid;grid-template-columns:.95fr 1.05fr;gap:66px;align-items:center}
    .image-frame{position:relative}
    .image-frame img{height:470px;border-radius:28px;box-shadow:var(--shadow)}
    .image-note{position:absolute;right:-24px;bottom:26px;width:230px;background:var(--paper);padding:19px;border-radius:16px;box-shadow:var(--shadow);border:1px solid var(--line)}
    .image-note strong{display:block;font-size:26px;color:var(--coral);line-height:1.1;margin-bottom:6px}
    .image-note span{font-size:12px;color:var(--muted);line-height:1.65;display:block}
    .body-copy p{font-size:16px;color:#425250;margin:0 0 18px}
    .check-list{list-style:none;margin:26px 0 0;padding:0;display:grid;gap:12px}
    .check-list li{display:flex;gap:11px;align-items:flex-start;font-size:14px;color:#40504e}
    .check-list li:before{content:"✓";color:var(--coral);font-weight:900;font-size:18px;line-height:1.45}
    .signal-band{background:#0b5757;color:#fff;padding:0}
    .signal-grid{display:grid;grid-template-columns:1.2fr repeat(3,1fr)}
    .signal-lead{padding:45px 38px;background:#084b4b}
    .signal-lead h2{font-size:28px;line-height:1.35;margin:8px 0}
    .signal-lead p{font-size:14px;color:#c5dfd9;margin:0}
    .metric{padding:42px 25px;border-left:1px solid rgba(255,255,255,.15)}
    .metric b{font-size:38px;color:var(--gold);line-height:1;display:block}
    .metric span{font-size:13px;color:#d2e7e1;display:block;margin-top:10px}
    .service-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:18px}
    .service-card{border:1px solid var(--line);background:var(--paper);border-radius:var(--radius);padding:28px;min-height:234px;transition:.28s ease}
    .service-card:first-child{grid-row:span 2;background:#176f6d;color:#fff;display:flex;flex-direction:column;justify-content:flex-end;min-height:486px;border-color:#176f6d}
    .service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#9dc7bf}
    .service-card:first-child:hover{background:#0b6261}
    .card-number{font-size:12px;letter-spacing:2px;color:var(--coral);font-weight:800}
    .service-card:first-child .card-number{color:var(--gold)}
    .service-card h3{font-size:21px;line-height:1.35;margin:15px 0 10px}
    .service-card p{font-size:14px;line-height:1.8;color:var(--muted);margin:0}
    .service-card:first-child p{color:#cae2dc}
    .scene-bg{background:#ede8dd}
    .scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:17px}
    .scene-card{border-radius:18px;overflow:hidden;background:var(--paper);border:1px solid #e2ddd2;transition:.25s ease}
    .scene-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .scene-card img{height:167px}
    .scene-card div{padding:19px}
    .scene-card h3{font-size:17px;margin:0 0 7px}
    .scene-card p{font-size:13px;color:var(--muted);line-height:1.7;margin:0}
    .plan-layout{display:grid;grid-template-columns:1fr 1fr;gap:25px;align-items:stretch}
    .plan-panel{background:var(--paper);border:1px solid var(--line);border-radius:26px;padding:35px}
    .plan-panel.featured{background:#113f3f;color:#fff;border-color:#113f3f}
    .plan-panel .tag{display:inline-block;padding:4px 10px;border-radius:99px;font-size:11px;font-weight:800;color:var(--teal);background:#dceee8}
    .featured .tag{color:#fff;background:rgba(232,121,92,.9)}
    .plan-panel h3{font-size:28px;margin:15px 0 10px;line-height:1.3}
    .plan-panel>p{font-size:14px;color:var(--muted);margin:0 0 21px}
    .featured>p{color:#c8e1db}
    .plan-list{margin:0;padding:0;list-style:none;display:grid;gap:12px}
    .plan-list li{padding-top:12px;border-top:1px solid var(--line);font-size:14px;color:#465654}
    .featured .plan-list li{color:#d6e9e5;border-color:rgba(255,255,255,.15)}
    .plan-list li b{display:block;color:var(--ink);font-size:15px;margin-bottom:2px}
    .featured .plan-list li b{color:#fff}
    .plan-panel .btn{margin-top:25px}
    .timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
    .timeline:before{content:"";position:absolute;left:8%;right:8%;top:30px;height:1px;background:#bdcfca}
    .step{position:relative;padding-top:58px}
    .step i{position:absolute;top:10px;left:0;width:42px;height:42px;border-radius:50%;background:var(--coral);color:#fff;font-style:normal;font-size:14px;font-weight:900;display:grid;place-items:center;border:5px solid var(--cream)}
    .step h3{font-size:18px;margin:0 0 8px}
    .step p{font-size:13px;color:var(--muted);margin:0;line-height:1.75}
    .story-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:62px;align-items:center}
    .story-photo img{height:400px;border-radius:26px;box-shadow:var(--shadow)}
    .story-content blockquote{margin:22px 0;padding:22px 24px;background:#e6f0eb;border-left:4px solid var(--coral);border-radius:0 17px 17px 0;font-size:17px;color:#31524e;line-height:1.85}
    .story-content p{font-size:15px;color:#4d5e5b;margin:0 0 14px}
    .material-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .material{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:24px;transition:.25s}
    .material:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
    .material .icon{width:42px;height:42px;display:grid;place-items:center;background:#e4f0ec;border-radius:13px;color:var(--teal);font-weight:900;font-size:19px}
    .material h3{font-size:18px;margin:16px 0 8px}
    .material p{font-size:13px;color:var(--muted);margin:0}
    .faq{background:#f0ece2}
    .faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px;align-items:start}
    .faq-side p{font-size:15px;color:var(--muted)}
    .faq-list{display:grid;gap:12px}
    details{background:var(--paper);border:1px solid var(--line);border-radius:15px;padding:0 19px;transition:.2s}
    details[open]{border-color:#9ebfb9;box-shadow:0 7px 20px rgba(21,48,46,.06)}
    summary{padding:17px 27px 17px 0;font-weight:800;font-size:16px;cursor:pointer;list-style:none;position:relative}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"＋";position:absolute;right:0;color:var(--teal);font-size:20px;font-weight:400}
    details[open] summary:after{content:"－"}
    details p{font-size:14px;color:var(--muted);margin:0;padding:0 0 18px;line-height:1.85}
    .contact-section{padding:0;background:linear-gradient(115deg,var(--coral),#c95e53);color:#fff}
    .contact-inner{display:grid;grid-template-columns:1fr .82fr;gap:54px;align-items:center;padding:72px 0}
    .contact-inner h2{font-size:clamp(29px,4vw,45px);line-height:1.3;margin:10px 0}
    .contact-inner p{font-size:16px;color:#ffe4d8;margin:0}
    .contact-card{background:#fffdf8;color:var(--ink);padding:25px;border-radius:20px;box-shadow:0 16px 35px rgba(82,28,25,.17)}
    .contact-card label{font-size:12px;font-weight:800;color:#5b706c;display:block;margin-bottom:6px}
    .contact-card input,.contact-card textarea{width:100%;border:1px solid var(--line);background:#fff;border-radius:10px;padding:10px 12px;outline:none;color:var(--ink)}
    .contact-card textarea{resize:vertical;min-height:74px}
    .contact-card input:focus,.contact-card textarea:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(14,104,104,.12)}
    .form-row{display:grid;grid-template-columns:1fr 1fr;gap:11px;margin-bottom:11px}
    .contact-card .btn{width:100%;margin-top:12px}
    footer{background:#092f30;color:#aac9c3;padding:48px 0 30px;font-size:13px}
    .footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.14)}
    footer .brand{color:#fff}
    footer h3{color:#fff;font-size:15px;margin:0 0 13px}
    footer a{display:block;margin:6px 0;color:#aac9c3}
    footer a:hover{color:#fff}
    footer p{margin:0}
    .copyright{padding-top:23px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
    .float-cta{position:fixed;right:25px;bottom:22px;background:var(--coral);color:#fff;padding:11px 18px;border-radius:99px;z-index:40;box-shadow:0 10px 26px rgba(232,121,92,.35);font-size:13px;font-weight:800}
    .float-cta:hover{background:#f18b6e;transform:translateY(-3px)}
    @media (max-width:1024px){
      .site-sidebar{width:224px;padding:28px 17px}
      .page{margin-left:224px}
      .container{width:min(100% - 46px,960px)}
      .scene-grid{grid-template-columns:repeat(2,1fr)}
      .service-grid{grid-template-columns:1fr 1fr}
      .service-card:first-child{grid-column:span 2;grid-row:auto;min-height:290px}
      .signal-grid{grid-template-columns:1.2fr 1fr 1fr}
      .metric:last-child{display:none}
      .intro-layout,.story-layout{gap:38px}
    }
    @media (max-width:768px){
      .site-sidebar{display:none}
      .page{margin-left:0}
      .mobile-bar{display:flex;position:sticky;top:0;z-index:60;background:#092f30;color:#fff;align-items:center;justify-content:space-between;padding:13px 18px;box-shadow:0 5px 16px rgba(0,0,0,.16)}
      .mobile-bar .brand{font-size:20px}
      .mobile-bar .brand-mark{width:29px;height:29px;font-size:13px}
      .mobile-links{display:flex;gap:10px;font-size:12px;color:#d5e8e3;align-items:center}
      .mobile-links a:last-child{background:var(--coral);color:#fff;padding:5px 10px;border-radius:99px}
      .container{width:min(100% - 36px,680px)}
      .topline .container{justify-content:center}
      .topline span:last-child{display:none}
      .inner-hero{min-height:370px}
      .hero-wrap{padding:58px 0}
      section{padding:70px 0}
      .intro-layout,.story-layout,.faq-layout,.contact-inner{grid-template-columns:1fr;gap:32px}
      .image-frame img{height:350px}
      .image-note{right:12px;bottom:15px}
      .signal-grid{grid-template-columns:1fr 1fr}
      .signal-lead{grid-column:span 2;padding:34px 27px}
      .metric{padding:28px 20px}
      .metric:last-child{display:block}
      .plan-layout{grid-template-columns:1fr}
      .timeline{grid-template-columns:1fr 1fr}
      .timeline:before{display:none}
      .step{padding-top:54px}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:first-child{grid-column:span 2}
    }
    @media (max-width:520px){
      .container{width:calc(100% - 30px)}
      .mobile-links a:first-child{display:none}
      .inner-hero h1{font-size:37px;letter-spacing:-1.5px}
      .inner-hero p{font-size:15px}
      .section-head h2{font-size:29px}
      .scene-grid,.material-list,.timeline,.service-grid{grid-template-columns:1fr}
      .service-card:first-child{grid-column:auto;min-height:270px}
      .signal-grid{grid-template-columns:1fr}
      .signal-lead{grid-column:auto}
      .metric{border-left:0;border-top:1px solid rgba(255,255,255,.15)}
      .image-frame img,.story-photo img{height:290px}
      .image-note{width:190px;padding:14px}
      .form-row{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div:first-child{grid-column:auto}
      .copyright{display:grid}
      .float-cta{right:15px;bottom:15px}
    }

/* roulang page: category7 */
:root{
      --ink:#202b2b;--muted:#687574;--cream:#f5f1e9;--paper:#fffdf8;
      --teal:#0e6868;--teal-dark:#084b4b;--coral:#e8795c;--gold:#e5b864;
      --line:#dfe5df;--radius:22px;--shadow:0 18px 55px rgba(21,48,46,.11);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;background:var(--cream);color:var(--ink);line-height:1.8;overflow-x:hidden}
    a{text-decoration:none;color:inherit;transition:.25s ease}
    img{display:block;width:100%;object-fit:cover}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1160px,calc(100% - 64px));margin:auto}
    .side-shell{min-height:100vh;padding-left:248px}
    .side-header{position:fixed;z-index:20;left:0;top:0;width:248px;height:100vh;padding:42px 27px;background:#092f30;color:#fff;border-right:1px solid rgba(255,255,255,.08)}
    .brand{font-size:25px;font-weight:900;letter-spacing:2px;display:flex;align-items:center;gap:10px}
    .brand-mark{width:34px;height:34px;border-radius:11px 11px 11px 3px;background:var(--coral);display:grid;place-items:center;color:#fff;font-size:16px}
    .brand-note{font-size:11px;color:#a8ccc6;margin:8px 0 38px 45px;letter-spacing:1px}
    .nav-title{font-size:11px;color:#8fbdb5;letter-spacing:2px;margin-bottom:14px}
    .nav{display:flex;flex-direction:column;gap:5px}
    .nav a{padding:10px 13px;border-radius:12px;font-size:14px;color:#c4dfd9}
    .nav a:hover,.nav a.active{background:#176f6d;color:#fff;transform:translateX(3px)}
    .nav a.active{box-shadow:inset 3px 0 var(--gold)}
    .side-contact{position:absolute;bottom:35px;left:27px;right:27px;border-top:1px solid rgba(255,255,255,.15);padding-top:20px;color:#aac9c3;font-size:12px}
    .side-contact strong{display:block;color:#fff;font-size:15px;margin-bottom:5px}
    .mobile-bar{display:none}
    .hero{min-height:640px;background-image:linear-gradient(90deg,rgba(5,42,43,.9) 0%,rgba(5,42,43,.6) 48%,rgba(5,42,43,.16) 100%),url('/assets/images/backpic/back-3.webp');background-size:cover;background-position:center;display:flex;align-items:center;color:#fff}
    .hero-inner{max-width:760px;padding:105px 0 80px}
    .eyebrow,.section-label{font-size:12px;font-weight:700;letter-spacing:3px;text-transform:uppercase;color:var(--gold)}
    .hero h1{font-size:clamp(40px,5.5vw,72px);line-height:1.15;letter-spacing:-3px;margin:20px 0 22px}
    .hero p{font-size:18px;line-height:2;color:#e8f1eb;max-width:680px}
    .hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin:31px 0 40px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 21px;border-radius:999px;font-weight:700;font-size:14px;border:1px solid transparent;transition:.25s}
    .btn-primary{background:var(--coral);color:white;box-shadow:0 9px 22px rgba(232,121,92,.25)}
    .btn-primary:hover{background:#f18b6e;transform:translateY(-2px)}
    .btn-light{border-color:rgba(255,255,255,.45);color:#fff;background:rgba(255,255,255,.08)}
    .btn-light:hover{background:#fff;color:var(--teal-dark)}
    .hero-stats{display:flex;border-top:1px solid rgba(255,255,255,.3);padding-top:20px;max-width:650px}
    .hero-stat{padding-right:30px;margin-right:30px;border-right:1px solid rgba(255,255,255,.27)}
    .hero-stat:last-child{border:0}
    .hero-stat b{font-size:25px;display:block}
    .hero-stat span{font-size:12px;color:#c4ded8}
    section{padding:96px 0}
    .section-head{max-width:710px;margin-bottom:42px}
    .section-head h2{font-size:clamp(29px,4vw,46px);line-height:1.25;letter-spacing:-1.5px;margin:12px 0 14px}
    .section-head p{color:var(--muted);font-size:16px}
    .intro-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:65px;align-items:center}
    .intro-image{position:relative}
    .intro-image img{height:430px;border-radius:28px;box-shadow:var(--shadow)}
    .image-note{position:absolute;right:-18px;bottom:22px;background:#fffdf8;padding:18px 20px;border-radius:16px;box-shadow:var(--shadow);font-size:13px;color:var(--teal-dark)}
    .check-list{display:grid;gap:14px;margin:25px 0 0;padding:0}
    .check-list li{list-style:none;display:flex;gap:11px;align-items:flex-start;font-size:14px}
    .check-list li:before{content:"✓";color:var(--coral);font-weight:900;font-size:18px}
    .deep-section{background:#0d5e5e;color:#fff}
    .deep-section .section-head p{color:#c6e0d9}
    .benefit-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}
    .benefit{padding:29px;border-radius:var(--radius);background:#176f6d;border:1px solid rgba(255,255,255,.14);min-height:205px;transition:.3s}
    .benefit:first-child{grid-row:span 2;background:#084b4b;min-height:428px;display:flex;flex-direction:column;justify-content:flex-end}
    .benefit:hover{transform:translateY(-5px);background:#21807c}
    .benefit .num{color:var(--gold);letter-spacing:2px;font-size:12px}
    .benefit h3{font-size:21px;margin:14px 0 8px}
    .benefit p{color:#c8e2dc;font-size:14px}
    .scenario-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
    .scenario{display:grid;grid-template-columns:125px 1fr;gap:22px;padding:20px;background:var(--paper);border:1px solid var(--line);border-radius:18px;align-items:center;transition:.25s}
    .scenario:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
    .scenario img{height:120px;border-radius:13px}
    .scenario h3{margin:0 0 6px;font-size:18px}
    .scenario p{font-size:13px;color:var(--muted);margin:0}
    .process{background:#f0ece2}
    .process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid #cbd5ce}
    .step{padding:27px 24px 15px 0;border-bottom:1px solid #cbd5ce;position:relative}
    .step:not(:last-child){margin-right:25px}
    .step-number{color:var(--coral);font-size:13px;font-weight:800;letter-spacing:2px}
    .step h3{font-size:18px;margin:15px 0 8px}
    .step p{font-size:13px;color:var(--muted)}
    .case-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:55px;align-items:center}
    .case-grid img{height:420px;border-radius:28px}
    .case-copy{padding:10px 0}
    .tag{display:inline-block;color:var(--teal);background:#e1f0eb;padding:4px 10px;border-radius:99px;font-size:11px;font-weight:700}
    .case-copy h2{font-size:34px;line-height:1.3;margin:17px 0 14px}
    .case-copy p{color:var(--muted);font-size:15px}
    .quote{border-left:3px solid var(--coral);padding:4px 0 4px 18px;margin:24px 0;color:var(--teal-dark);font-weight:700}
    .numbers{background:var(--teal-dark);color:#fff}
    .number-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .number-card{padding:27px;border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);background:rgba(255,255,255,.06)}
    .number-card strong{display:block;color:var(--gold);font-size:40px;line-height:1.2}
    .number-card h3{font-size:18px;margin:8px 0}
    .number-card p{font-size:13px;color:#c4ded8}
    .content-block{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:start}
    .content-block h2{font-size:32px;line-height:1.35;margin:12px 0 18px}
    .content-block p{color:var(--muted);font-size:15px}
    .content-points{display:grid;gap:13px}
    .content-point{padding:18px 20px;background:var(--paper);border:1px solid var(--line);border-radius:15px}
    .content-point strong{display:block;color:var(--teal-dark);margin-bottom:4px}
    .content-point span{font-size:13px;color:var(--muted)}
    .faq{background:#f0ece2}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px 40px}
    .faq-item{background:rgba(255,255,255,.56);border:1px solid #d9ded7;border-radius:15px;padding:18px 20px}
    .faq-item summary{cursor:pointer;font-weight:700;color:var(--teal-dark);list-style:none}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"＋";float:right;color:var(--coral);font-size:20px}
    .faq-item[open] summary:after{content:"－"}
    .faq-item p{color:var(--muted);font-size:14px;margin:12px 0 0}
    .join-grid{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:start}
    .join-grid h2{font-size:38px;line-height:1.3;margin:12px 0}
    .join-grid p{color:var(--muted)}
    .form-box{background:var(--paper);padding:27px;border-radius:var(--radius);box-shadow:var(--shadow)}
    .form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    input,textarea{width:100%;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;outline:0;margin-top:12px}
    input:focus,textarea:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(14,104,104,.12)}
    textarea{min-height:110px;resize:vertical}
    .form-box .btn{width:100%;margin-top:15px}
    .cta{padding:78px 0;background:linear-gradient(115deg,var(--coral),#c95e53);color:#fff}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:clamp(28px,4vw,45px);line-height:1.3;margin:0}
    .cta p{color:#ffe4d8;margin-top:8px}
    footer{background:#092f30;color:#aac9c3;padding:48px 0 30px;font-size:13px}
    .footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.14)}
    footer .brand{color:#fff}
    footer h3{color:#fff;font-size:15px;margin:0 0 13px}
    footer a{display:block;margin:6px 0;color:#aac9c3}
    footer a:hover{color:#fff}
    .copyright{padding-top:23px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
    .float-cta{position:fixed;right:25px;bottom:22px;background:var(--coral);color:#fff;padding:11px 18px;border-radius:99px;z-index:19;box-shadow:0 10px 25px rgba(100,47,38,.25);font-size:13px;font-weight:700}
    .float-cta:hover{transform:translateY(-3px);background:#f18b6e}
    @media(max-width:1024px){.side-shell{padding-left:0}.side-header{display:none}.mobile-bar{display:flex;position:sticky;top:0;z-index:30;background:#092f30;color:#fff;padding:15px 22px;align-items:center;justify-content:space-between}.mobile-nav{display:none;position:absolute;top:68px;left:0;right:0;background:#092f30;padding:12px 22px 20px}.mobile-nav.open{display:grid}.mobile-nav a{padding:9px 0;color:#c4dfd9}.container{width:min(100% - 44px,900px)}.benefit-grid{grid-template-columns:1fr 1fr}.benefit:first-child{grid-row:auto;min-height:260px}.process-grid{grid-template-columns:repeat(2,1fr);gap:0 25px}}
    @media(max-width:768px){section{padding:70px 0}.hero{min-height:620px}.hero-inner{padding:75px 0 55px}.hero h1{letter-spacing:-2px}.hero-stats{flex-wrap:wrap;gap:16px}.hero-stat{margin-right:12px;padding-right:15px}.intro-grid,.case-grid,.content-block,.join-grid{grid-template-columns:1fr;gap:32px}.intro-image img,.case-grid img{height:320px}.scenario-grid,.faq-grid{grid-template-columns:1fr}.number-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.cta-inner{display:block}.cta .btn{margin-top:24px}}
    @media(max-width:520px){.container{width:calc(100% - 32px)}.mobile-bar{padding:14px 16px}.hero h1{font-size:42px}.hero p{font-size:16px}.hero-actions .btn{width:100%}.benefit-grid,.number-grid,.process-grid{grid-template-columns:1fr}.benefit:first-child{min-height:220px}.scenario{grid-template-columns:90px 1fr;gap:14px}.scenario img{height:94px}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-bottom:9px}.float-cta{right:15px;bottom:15px}}