/* roulang page: index */
:root{
      --ink:#172331;--muted:#687583;--paper:#f6f8f5;--white:#fff;
      --green:#126b58;--green-dark:#0b483d;--mint:#dcefe7;--gold:#d69b45;
      --line:#dfe7e1;--radius:22px;--shadow:0 18px 50px rgba(24,48,42,.10);
      --max:1200px;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.8;font-size:16px}
    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(var(--max),calc(100% - 40px));margin:auto}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--green);font-size:13px;letter-spacing:.16em;font-weight:700}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--gold)}
    .section{padding:100px 0}
    .section-head{display:flex;justify-content:space-between;gap:35px;align-items:end;margin-bottom:42px}
    .section-head h2{font-size:clamp(28px,4vw,45px);line-height:1.25;letter-spacing:-.04em;margin-top:13px}
    .section-head p{max-width:560px;color:var(--muted)}
    .topline{background:var(--green-dark);color:#dcefe7;font-size:13px;padding:7px 0}
    .topline .container{display:flex;justify-content:space-between;gap:20px}
    .masthead{background:rgba(246,248,245,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .nav{height:84px;display:flex;align-items:center;justify-content:space-between;gap:30px}
    .brand{display:flex;align-items:center;gap:15px;min-width:max-content}
    .brand-mark{width:43px;height:43px;border-radius:14px;background:var(--green);color:white;display:grid;place-items:center;font-weight:800;font-size:20px;box-shadow:0 7px 15px rgba(18,107,88,.2)}
    .brand strong{font-size:25px;letter-spacing:.08em}
    .brand small{display:block;color:var(--muted);font-size:11px;letter-spacing:.2em;line-height:1}
    .nav-links{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
    .nav-links a{font-size:14px;color:#55635f;position:relative;padding:8px 0}
    .nav-links a:hover,.nav-links a.active{color:var(--green)}
    .nav-links a.active:after{content:"";height:2px;position:absolute;bottom:1px;left:0;right:0;background:var(--gold)}
    .nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:999px;padding:12px 21px;font-weight:700;transition:.25s;border:1px solid transparent}
    .nav-action,.btn-primary{background:var(--green);color:white;box-shadow:0 8px 18px rgba(18,107,88,.18)}
    .nav-action:hover,.btn-primary:hover{background:var(--green-dark);transform:translateY(-2px)}
    .menu-btn{display:none;background:none;color:var(--green);font-size:25px}
    .hero{min-height:700px;position:relative;overflow:hidden;background:#173d38;color:#fff}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(9,46,39,.93),rgba(9,46,39,.58),rgba(9,46,39,.8)),url("/assets/images/backpic/back-1.jpg") center/cover}
    .hero .container{position:relative;z-index:1;min-height:700px;display:grid;grid-template-columns:1fr 1.2fr 1fr;gap:28px;align-items:center}
    .hero-copy h1{font-size:clamp(37px,5vw,68px);line-height:1.12;letter-spacing:-.06em;margin:18px 0 22px}
    .hero-copy p{color:#d6e6df;max-width:410px;font-size:17px}
    .hero .eyebrow{color:#e5bb73}
    .hero-buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:31px}
    .btn-light{background:#fff;color:var(--green)}
    .btn-light:hover{background:#e7f1eb;transform:translateY(-2px)}
    .btn-outline{border-color:rgba(255,255,255,.35);color:white}
    .btn-outline:hover{border-color:white;background:rgba(255,255,255,.1)}
    .stage{height:400px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.12);backdrop-filter:blur(10px);border-radius:30px;padding:16px;box-shadow:0 25px 70px rgba(0,0,0,.2);transform:rotate(-2deg)}
    .stage img{height:100%;border-radius:20px}
    .hero-note{align-self:end;padding-bottom:80px}
    .hero-note .note-card{border-left:2px solid var(--gold);padding-left:18px;margin-bottom:20px}
    .note-card b{font-size:29px;display:block;color:#f0c986}
    .note-card span{color:#c5dbd2;font-size:14px}
    .strip{background:#fff;border-bottom:1px solid var(--line)}
    .strip-grid{display:grid;grid-template-columns:repeat(4,1fr)}
    .strip-item{padding:25px 20px;border-right:1px solid var(--line);display:flex;gap:13px;align-items:center}
    .strip-item:last-child{border:0}.strip-icon{font-size:25px;color:var(--gold)}
    .strip-item b{display:block;font-size:17px}.strip-item span{font-size:13px;color:var(--muted)}
    .directory{background:#fff}
    .directory-grid{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:20px}
    .directory-card{min-height:240px;border-radius:var(--radius);padding:28px;position:relative;overflow:hidden;color:#fff;background:var(--green-dark)}
    .directory-card.large{grid-row:span 2;min-height:500px;background:linear-gradient(0deg,rgba(9,52,43,.94),rgba(9,52,43,.16)),url("/assets/images/coverpic/cover-1.webp") center/cover}
    .directory-card:nth-child(2){background:linear-gradient(0deg,rgba(18,72,60,.92),rgba(18,72,60,.25)),url("/assets/images/coverpic/cover-2.webp") center/cover}
    .directory-card:nth-child(3){background:linear-gradient(0deg,rgba(80,62,34,.94),rgba(80,62,34,.2)),url("/assets/images/coverpic/cover-3.webp") center/cover}
    .directory-card:nth-child(4){background:linear-gradient(0deg,rgba(36,59,66,.94),rgba(36,59,66,.2)),url("/assets/images/coverpic/cover-4.webp") center/cover}
    .directory-card:nth-child(5){background:linear-gradient(0deg,rgba(50,62,50,.94),rgba(50,62,50,.2)),url("/assets/images/coverpic/cover-5.webp") center/cover}
    .directory-card .card-bottom{position:absolute;left:28px;right:28px;bottom:25px}
    .directory-card h3{font-size:25px}.directory-card p{font-size:14px;color:#deebe5;margin-top:7px}
    .arrow{display:inline-flex;margin-top:15px;color:#f1c77f;font-weight:bold}
    .value{background:var(--paper)}
    .value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .value-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;min-height:255px;transition:.25s}
    .value-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#b7d5c6}
    .value-card .num{color:var(--gold);font-size:14px;font-weight:bold;letter-spacing:.12em}
    .value-card h3{font-size:23px;margin:25px 0 10px}.value-card p{color:var(--muted);font-size:14px}
    .scene{background:#edf5ef}
    .scene-grid{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}
    .scene-photo{position:relative}.scene-photo img{height:440px;border-radius:28px;box-shadow:var(--shadow)}
    .floating-label{position:absolute;bottom:25px;right:-18px;background:#fff;border-radius:15px;padding:18px 20px;box-shadow:var(--shadow);font-size:14px}
    .floating-label b{font-size:25px;color:var(--green);display:block}
    .steps{display:grid;gap:22px;margin-top:25px}
    .step{display:grid;grid-template-columns:45px 1fr;gap:15px;align-items:start}
    .step i{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:var(--green);color:#fff;font-style:normal;font-weight:bold}
    .step h3{font-size:18px}.step p{font-size:14px;color:var(--muted)}
    .metrics{background:var(--green-dark);color:#fff}
    .metrics .section-head p{color:#bad4c9}.metrics .eyebrow{color:#e5bb73}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.2)}
    .metric{padding:30px 20px 10px;border-right:1px solid rgba(255,255,255,.2)}.metric:last-child{border:0}
    .metric strong{font-size:42px;color:#f0c986;display:block}.metric span{font-size:14px;color:#c1d8cf}
    .platform{background:#fff}
    .platform-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .platform-card{border-radius:20px;background:#f6faf7;padding:26px;border:1px solid var(--line)}
    .platform-card h3{margin:14px 0 7px;font-size:20px}.platform-card p{font-size:14px;color:var(--muted)}
    .platform-card b{font-size:25px;color:var(--green)}
    .timeline{background:#f3eee4}
    .timeline-list{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid #d9cdbb}
    .timeline-item{padding:28px 24px 0;border-right:1px solid #d9cdbb;min-height:180px}.timeline-item:last-child{border:0}
    .timeline-item small{color:var(--gold);font-weight:bold}.timeline-item h3{margin:15px 0 7px}.timeline-item p{font-size:14px;color:#746d62}
    .news{background:#fff}
    .news-layout{display:grid;grid-template-columns:1.4fr .8fr;gap:35px}
    .news-list{border-top:1px solid var(--line)}
    .news-row{display:grid;grid-template-columns:100px 1fr 85px;gap:18px;padding:22px 0;border-bottom:1px solid var(--line);align-items:center}
    .news-row time{color:var(--gold);font-size:13px}.news-row h3{font-size:18px}.news-row p{font-size:13px;color:var(--muted);margin-top:3px}.read{color:var(--green);font-size:13px;font-weight:bold}
    .news-feature{background:var(--green);border-radius:24px;padding:29px;color:#fff}.news-feature img{height:160px;border-radius:15px;margin-bottom:22px}.news-feature p{color:#c9dfd5;font-size:14px;margin:12px 0 20px}
    .trust{background:var(--paper)}
    .trust-grid{display:grid;grid-template-columns:1fr 1fr;gap:35px}
    .quote{background:#fff;border-radius:var(--radius);padding:34px;border:1px solid var(--line);font-size:20px;line-height:1.7}
    .quote footer{font-size:13px;color:var(--muted);margin-top:22px}
    .faq{background:#fff}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    details{border:1px solid var(--line);border-radius:15px;padding:19px 22px;background:#fbfdfb}
    summary{cursor:pointer;font-weight:700;list-style:none;position:relative;padding-right:25px}
    summary:after{content:"＋";position:absolute;right:0;color:var(--green)}details[open] summary:after{content:"－"}details p{color:var(--muted);font-size:14px;padding-top:12px}
    .download{background:#e2f0e8}
    .download-box{background:var(--green-dark);border-radius:30px;color:#fff;padding:50px;display:grid;grid-template-columns:1.2fr .8fr;gap:30px;align-items:center}
    .download-box h2{font-size:clamp(28px,4vw,45px);line-height:1.25}.download-box p{color:#c9dfd5;margin:17px 0 25px}
    .download-form{background:#fff;padding:22px;border-radius:20px}.download-form label{font-size:13px;color:var(--muted);display:block;margin-bottom:7px}.download-form input,.download-form textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px;margin-bottom:12px;outline:0}.download-form input:focus,.download-form textarea:focus{border-color:var(--green);box-shadow:0 0 0 3px #dcefe7}.download-form textarea{height:75px;resize:vertical}.form-tip{font-size:12px;color:var(--muted);margin-top:10px}
    .brand-story{background:#fff}.story-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:center}.story-grid img{height:400px;border-radius:25px}.story-copy p{color:var(--muted);margin-top:15px}.story-copy .signature{color:var(--green);font-weight:bold;margin-top:25px}
    .cta{padding:75px 0;background:var(--gold);color:#24372f}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:clamp(28px,4vw,46px);line-height:1.3}.cta p{margin-top:8px}.cta .btn{background:#173d38;color:#fff}
    footer{background:#102f2b;color:#c4d6cf;padding:55px 0 25px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}.footer-brand{color:#fff;font-size:24px;font-weight:bold}.footer-grid h3{color:#fff;font-size:15px;margin-bottom:15px}.footer-grid a{display:block;font-size:13px;margin:7px 0;color:#b8cec5}.footer-grid a:hover{color:#f0c986}.footer-desc{font-size:13px;margin-top:14px;max-width:280px}.copyright{border-top:1px solid rgba(255,255,255,.14);margin-top:40px;padding-top:20px;font-size:12px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
    @media(max-width:1024px){.hero .container{grid-template-columns:1fr 1fr}.hero-note{display:none}.nav-links{gap:13px}.directory-grid{grid-template-columns:1fr 1fr}.directory-card.large{grid-row:auto;min-height:300px}.timeline-list{grid-template-columns:1fr 1fr}.timeline-item:nth-child(2){border-right:0}.timeline-item:nth-child(-n+2){border-bottom:1px solid #d9cdbb}.footer-grid{grid-template-columns:1.3fr 1fr 1fr}}
    @media(max-width:768px){.container{width:min(var(--max),calc(100% - 28px))}.section{padding:68px 0}.section-head{display:block}.section-head p{margin-top:15px}.nav{height:70px}.nav-action{display:none}.menu-btn{display:block}.nav-links{display:none;position:absolute;top:70px;left:0;right:0;background:#f6f8f5;padding:18px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:flex-start}.nav-links.open{display:flex}.topline .container{display:block;text-align:center}.hero,.hero .container{min-height:650px}.hero .container{display:block;padding-top:90px}.stage{height:290px;margin-top:45px;transform:none}.strip-grid{grid-template-columns:1fr 1fr}.strip-item{border-bottom:1px solid var(--line)}.value-grid,.platform-grid{grid-template-columns:1fr}.scene-grid,.news-layout,.trust-grid,.download-box,.story-grid{grid-template-columns:1fr;gap:30px}.scene-photo img,.story-grid img{height:300px}.floating-label{right:12px}.metric-grid{grid-template-columns:1fr 1fr}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.2)}.faq-grid{grid-template-columns:1fr}.news-row{grid-template-columns:75px 1fr}.news-row .read{display:none}.download-box{padding:30px 22px}.cta-inner{display:block}.cta .btn{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:520px){.brand strong{font-size:21px}.brand small{display:none}.directory-grid{grid-template-columns:1fr}.directory-card.large{min-height:290px}.timeline-list{grid-template-columns:1fr}.timeline-item{border-right:0!important;border-bottom:1px solid #d9cdbb!important}.timeline-item:last-child{border-bottom:0!important}.news-row{display:block}.news-row h3{margin-top:5px}.metric strong{font-size:32px}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-top:8px}}

/* roulang page: category1 */
:root{
      --ink:#172331;
      --muted:#687583;
      --paper:#f6f8f5;
      --white:#fff;
      --green:#126b58;
      --green-dark:#0b483d;
      --mint:#dcefe7;
      --gold:#d69b45;
      --line:#dfe7e1;
      --radius:22px;
      --shadow:0 18px 50px rgba(24,48,42,.10);
      --max:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.8;font-size:16px}
    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}
    :focus-visible{outline:3px solid rgba(214,155,69,.65);outline-offset:4px}
    .container{width:min(var(--max),calc(100% - 40px));margin:auto}
    .topline{border-bottom:1px solid var(--line);font-size:12px;color:var(--muted);padding:8px 0;background:#fbfcfa}
    .topline .container{display:flex;justify-content:space-between;gap:20px}
    .masthead{background:rgba(246,248,245,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
    .nav{height:84px;display:flex;align-items:center;justify-content:space-between;gap:30px}
    .brand{display:flex;align-items:center;gap:15px;min-width:max-content}
    .brand-mark{width:43px;height:43px;border-radius:14px;background:var(--green);color:white;display:grid;place-items:center;font-weight:800;font-size:20px;box-shadow:0 7px 15px rgba(18,107,88,.2)}
    .brand strong{font-size:25px;letter-spacing:.08em}
    .brand small{display:block;color:var(--muted);font-size:11px;letter-spacing:.12em;line-height:1}
    .nav-links{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
    .nav-links a{font-size:14px;color:#55635f;position:relative;padding:8px 0}
    .nav-links a:hover,.nav-links a.active{color:var(--green)}
    .nav-links a.active:after{content:"";height:2px;position:absolute;bottom:1px;left:0;right:0;background:var(--gold)}
    .nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:999px;padding:12px 21px;font-weight:700;transition:.25s;border:1px solid transparent}
    .nav-action,.btn-primary{background:var(--green);color:white;box-shadow:0 8px 18px rgba(18,107,88,.18)}
    .nav-action:hover,.btn-primary:hover{background:var(--green-dark);transform:translateY(-2px)}
    .menu-btn{display:none;background:none;color:var(--green);font-size:25px}
    .hero{position:relative;overflow:hidden;background:#173d38;color:#fff;padding:78px 0 88px}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(9,46,39,.96),rgba(9,46,39,.68)),url("/assets/images/backpic/back-2.webp") center/cover}
    .hero .container{position:relative;z-index:1;display:grid;grid-template-columns:1.04fr .96fr;gap:70px;align-items:center}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--green);font-size:13px;letter-spacing:.16em;font-weight:700}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--gold)}
    .hero .eyebrow{color:#e5bb73}
    .hero h1{font-size:clamp(38px,5vw,68px);line-height:1.15;letter-spacing:-.06em;margin:18px 0}
    .hero p{color:#d6e6df;max-width:570px;font-size:17px}
    .hero-buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:31px}
    .btn-light{background:#fff;color:var(--green)}
    .btn-light:hover{background:#e7f1eb;transform:translateY(-2px)}
    .btn-outline{border-color:rgba(255,255,255,.4);color:white}
    .btn-outline:hover{border-color:white;background:rgba(255,255,255,.1)}
    .hero-panel{border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.11);backdrop-filter:blur(12px);border-radius:28px;padding:24px;box-shadow:0 25px 70px rgba(0,0,0,.2)}
    .panel-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.18);padding-bottom:18px;margin-bottom:8px}
    .panel-head b{font-size:19px}.signal{font-size:12px;color:#f1c77f}
    .rank-row{display:grid;grid-template-columns:35px 1fr auto;gap:12px;align-items:center;padding:16px 0;border-bottom:1px solid rgba(255,255,255,.12)}
    .rank-row:last-child{border:0}.rank-no{color:#e5bb73;font-weight:800}.rank-row span{color:#d4e5dd;font-size:14px}.rank-row strong{font-size:14px;color:#fff}
    .section{padding:94px 0}
    .section-head{display:flex;justify-content:space-between;gap:35px;align-items:end;margin-bottom:42px}
    .section-head h2{font-size:clamp(28px,4vw,45px);line-height:1.25;letter-spacing:-.04em;margin:13px 0 0}
    .section-head p{max-width:560px;color:var(--muted);margin:0}
    .stats{background:#fff;border-bottom:1px solid var(--line)}
    .stat-grid{display:grid;grid-template-columns:repeat(4,1fr)}
    .stat{padding:26px 24px;border-right:1px solid var(--line)}.stat:last-child{border:0}
    .stat b{display:block;color:var(--green);font-size:30px;line-height:1.2}.stat span{font-size:13px;color:var(--muted)}
    .matrix{display:grid;grid-template-columns:1.2fr .8fr;gap:24px}
    .matrix-main{padding:35px;border-radius:var(--radius);background:var(--green-dark);color:#fff;min-height:330px}
    .matrix-main h3{font-size:30px;margin:22px 0 10px}.matrix-main p{color:#c7ddd3;max-width:650px}
    .matrix-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:25px}
    .matrix-list div{border:1px solid rgba(255,255,255,.18);border-radius:14px;padding:13px 15px;color:#e1eee8;font-size:14px}
    .quick-links{display:grid;gap:14px}.quick-link{background:#fff;border:1px solid var(--line);border-radius:18px;padding:21px;display:flex;justify-content:space-between;align-items:center}
    .quick-link:hover{border-color:#afd1c0;transform:translateX(4px);box-shadow:var(--shadow)}.quick-link b{display:block}.quick-link span{font-size:13px;color:var(--muted)}
    .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .feature-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s}
    .feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#b7d5c6}
    .feature-card img{height:175px}.feature-body{padding:25px}.feature-body em{font-style:normal;color:var(--gold);font-size:12px;font-weight:bold;letter-spacing:.12em}.feature-body h3{font-size:22px;margin:10px 0 7px}.feature-body p{color:var(--muted);font-size:14px;margin:0}
    .split{display:grid;grid-template-columns:.85fr 1.15fr;gap:65px;align-items:center}.split img{height:450px;border-radius:28px;box-shadow:var(--shadow)}
    .check-list{list-style:none;padding:0;margin:26px 0 0}.check-list li{padding:13px 0 13px 32px;border-bottom:1px solid var(--line);position:relative}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:bold}
    .dark-section{background:var(--green-dark);color:#fff}.dark-section .section-head p{color:#bad4c9}.dark-section .eyebrow{color:#e5bb73}
    .comparison{display:grid;grid-template-columns:1fr 1fr;gap:20px}.compare-box{padding:30px;border-radius:20px;border:1px solid rgba(255,255,255,.2)}.compare-box.highlight{background:#fff;color:var(--ink)}.compare-box h3{margin-top:0;font-size:22px}.compare-box ul{padding-left:20px;color:#c8ddd4}.compare-box.highlight ul{color:var(--muted)}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.step{padding:25px 20px;background:#eef5f0;border-radius:18px;border-top:3px solid var(--gold)}.step b{font-size:30px;color:var(--green)}.step h3{font-size:18px;margin:10px 0 4px}.step p{color:var(--muted);font-size:14px;margin:0}
    .quote{background:#fff;border-left:5px solid var(--gold);padding:28px 35px;border-radius:0 20px 20px 0;box-shadow:var(--shadow);font-size:19px}.quote small{display:block;color:var(--muted);font-size:13px;margin-top:13px}
    .faq-list{max-width:900px}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;background:none;text-align:left;padding:21px 5px;display:flex;justify-content:space-between;gap:20px;font-weight:700;color:var(--ink)}.faq-question span{color:var(--green);font-size:22px;transition:.2s}.faq-answer{display:none;color:var(--muted);padding:0 45px 21px 5px;font-size:14px}.faq-item.open .faq-answer{display:block}.faq-item.open .faq-question span{transform:rotate(45deg)}
    .cta{background:#e2f0e8}.cta-box{display:grid;grid-template-columns:1fr auto;align-items:center;gap:30px}.cta h2{font-size:clamp(28px,4vw,43px);margin:12px 0}.cta p{color:var(--muted);max-width:650px}
    .contact-form{display:grid;grid-template-columns:1fr 1fr auto;gap:12px;margin-top:25px}.contact-form input{border:1px solid #cbdad1;border-radius:12px;background:#fff;padding:14px 16px;color:var(--ink)}.contact-form input:focus{border-color:var(--green);outline:none;box-shadow:0 0 0 3px rgba(18,107,88,.12)}.form-note{font-size:13px;color:var(--muted);margin-top:12px}
    footer{background:#102f2c;color:#d4e3dc;padding:48px 0 25px}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:45px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.15)}footer h3{color:#fff;font-size:20px;margin:0 0 12px}footer p,footer li{font-size:13px;color:#a9c2b8}footer ul{padding:0;margin:0;list-style:none;display:grid;gap:7px}footer a:hover{color:#f1c77f}.footer-bottom{display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;padding-top:20px;font-size:12px;color:#91ada2}
    @media(max-width:1024px){.nav-links{gap:13px}.nav-action{display:none}.hero .container{grid-template-columns:1fr .9fr;gap:35px}.steps{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.topline{display:none}.nav{height:70px}.menu-btn{display:block}.nav-links{display:none;position:absolute;left:20px;right:20px;top:70px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px 22px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:3px}.nav-links.show{display:flex}.nav-links a{padding:10px 0}.hero{padding:65px 0}.hero .container,.matrix,.split,.cta-box{grid-template-columns:1fr}.hero-panel{margin-top:10px}.section{padding:70px 0}.section-head{display:block;margin-bottom:30px}.section-head p{margin-top:15px}.stat-grid{grid-template-columns:repeat(2,1fr)}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid var(--line)}.feature-grid{grid-template-columns:1fr 1fr}.split{gap:30px}.split img{height:330px}.comparison{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:520px){.container{width:min(var(--max),calc(100% - 28px))}.brand strong{font-size:21px}.brand small{font-size:9px}.hero h1{font-size:39px}.hero-buttons,.contact-form{display:flex;flex-direction:column;align-items:stretch}.hero-buttons .btn,.contact-form .btn{width:100%}.stat{padding:20px 14px}.stat b{font-size:25px}.matrix-main{padding:25px}.matrix-list,.feature-grid,.steps{grid-template-columns:1fr}.feature-card img{height:190px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}}

/* roulang page: category2 */
:root{
      --ink:#172331;--muted:#687583;--paper:#f6f8f5;--white:#fff;
      --green:#126b58;--green-dark:#0b483d;--mint:#dcefe7;--gold:#d69b45;
      --line:#dfe7e1;--radius:22px;--shadow:0 18px 50px rgba(24,48,42,.10);
      --max:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.8;font-size:16px}
    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(var(--max),calc(100% - 40px));margin:auto}
    .masthead{background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;backdrop-filter:blur(15px)}
    .nav{height:84px;display:flex;align-items:center;justify-content:space-between;gap:25px}
    .brand{display:flex;align-items:center;gap:15px;min-width:max-content}
    .brand-mark{width:43px;height:43px;border-radius:14px;background:var(--green);color:#fff;display:grid;place-items:center;font-weight:800;font-size:20px;box-shadow:0 7px 15px rgba(18,107,88,.2)}
    .brand strong{font-size:24px;letter-spacing:.08em}
    .brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.18em;line-height:1.2}
    .nav-links{display:flex;align-items:center;justify-content:center;gap:20px;flex-wrap:wrap}
    .nav-links a{font-size:14px;color:#55635f;position:relative;padding:8px 0;white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{color:var(--green)}
    .nav-links a.active:after{content:"";height:2px;position:absolute;bottom:1px;left:0;right:0;background:var(--gold)}
    .nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:999px;padding:12px 21px;font-weight:700;transition:.25s;border:1px solid transparent}
    .nav-action,.btn-primary{background:var(--green);color:#fff;box-shadow:0 8px 18px rgba(18,107,88,.18)}
    .nav-action:hover,.btn-primary:hover{background:var(--green-dark);transform:translateY(-2px)}
    .btn-secondary{background:#fff;color:var(--green);border-color:#bcd8cb}
    .btn-secondary:hover{border-color:var(--green);background:#eff8f3;transform:translateY(-2px)}
    .btn-gold{background:var(--gold);color:#fff}
    .btn-gold:hover{background:#bd8030;transform:translateY(-2px)}
    .menu-btn{display:none;background:none;color:var(--green);font-size:25px}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--green);font-size:13px;letter-spacing:.16em;font-weight:700}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--gold)}
    .section{padding:92px 0}
    .section-head{display:flex;justify-content:space-between;gap:35px;align-items:end;margin-bottom:40px}
    .section-head h2{font-size:clamp(28px,4vw,44px);line-height:1.24;letter-spacing:-.045em;margin:13px 0 0}
    .section-head p{max-width:550px;color:var(--muted);margin:0}
    .hero{position:relative;overflow:hidden;color:#fff;background:#103e35}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,48,39,.95),rgba(7,48,39,.72),rgba(7,48,39,.86)),url("/assets/images/backpic/back-2.webp") center/cover}
    .hero-wrap{position:relative;z-index:1;min-height:570px;padding:78px 0 65px;display:grid;grid-template-columns:1fr 1.08fr;gap:65px;align-items:center}
    .hero .eyebrow{color:#edc985}
    .hero h1{font-size:clamp(38px,5.2vw,66px);line-height:1.1;letter-spacing:-.065em;margin:18px 0 22px}
    .hero-copy>p{max-width:555px;font-size:17px;color:#d7e7df;margin:0}
    .hero-buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:31px}
    .hero .btn-secondary{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.38)}
    .hero .btn-secondary:hover{background:rgba(255,255,255,.2);border-color:#fff}
    .download-stage{background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.26);border-radius:28px;padding:15px;box-shadow:0 25px 70px rgba(0,0,0,.22);backdrop-filter:blur(12px)}
    .stage-bar{height:35px;padding:0 13px;display:flex;align-items:center;gap:6px}
    .stage-bar i{display:block;width:8px;height:8px;border-radius:50%;background:#ecc57f}
    .stage-bar i:nth-child(2){background:#9ccdb9}.stage-bar i:nth-child(3){background:#fff}
    .stage-screen{border-radius:19px;overflow:hidden;position:relative}
    .stage-screen img{height:312px;filter:saturate(.82)}
    .stage-screen:after{content:"东升国际 · 服务连接";position:absolute;inset:auto 18px 17px auto;background:rgba(10,48,40,.86);padding:8px 13px;border-radius:999px;color:#fff;font-size:12px}
    .hero-meta{display:flex;gap:18px;margin-top:24px;color:#d3e5dc;font-size:13px;flex-wrap:wrap}
    .hero-meta span{display:flex;align-items:center;gap:7px}.hero-meta b{color:#efca89}
    .notice-strip{background:#fff;border-bottom:1px solid var(--line)}
    .notice-inner{min-height:74px;display:flex;align-items:center;gap:15px;color:#52625d;font-size:14px}
    .notice-icon{background:var(--mint);color:var(--green);width:33px;height:33px;border-radius:50%;display:grid;place-items:center;font-weight:bold;flex:none}
    .metric-panel{background:var(--green-dark);color:#fff}
    .metrics{display:grid;grid-template-columns:repeat(4,1fr)}
    .metric{padding:28px 25px;border-right:1px solid rgba(255,255,255,.17)}
    .metric:last-child{border:0}.metric b{display:block;font-size:31px;color:#efc478;line-height:1.2}.metric span{font-size:13px;color:#c5dcd2}
    .download-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:25px}
    .client-main{border-radius:var(--radius);background:#fff;border:1px solid var(--line);padding:38px;box-shadow:var(--shadow)}
    .client-main h3{font-size:29px;line-height:1.3;margin:12px 0}.client-main>p{color:var(--muted);margin-bottom:28px}
    .os-list{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}
    .os-item{padding:18px;border:1px solid var(--line);border-radius:16px;display:flex;align-items:center;justify-content:space-between;gap:12px;background:#fbfcfb}
    .os-item:hover{border-color:#9fcdb9;background:#f3faf6;transform:translateY(-2px)}
    .os-left{display:flex;align-items:center;gap:12px}.os-icon{width:39px;height:39px;border-radius:12px;background:var(--mint);display:grid;place-items:center;color:var(--green);font-weight:800}.os-item b{display:block;font-size:15px}.os-item small{color:var(--muted);font-size:12px}
    .side-guide{border-radius:var(--radius);overflow:hidden;background:var(--green);color:#fff;position:relative;padding:35px}
    .side-guide:after{content:"↓";position:absolute;right:25px;bottom:-33px;font-size:170px;color:rgba(255,255,255,.07);font-weight:800}
    .side-guide h3{font-size:27px;line-height:1.35;margin:13px 0}.side-guide p{color:#d1e6dc;font-size:14px;position:relative;z-index:1}
    .guide-list{position:relative;z-index:1;margin:26px 0;padding:0;list-style:none}.guide-list li{padding:12px 0;border-top:1px solid rgba(255,255,255,.18);font-size:14px;display:flex;gap:10px}.guide-list span{color:#ecc178;font-weight:800}
    .story-grid{display:grid;grid-template-columns:.84fr 1.16fr;gap:68px;align-items:center}
    .story-photo{position:relative}.story-photo img{height:470px;border-radius:28px;box-shadow:var(--shadow)}.photo-note{position:absolute;bottom:22px;right:-24px;padding:19px 22px;background:#fff;border-radius:16px;box-shadow:var(--shadow);max-width:225px}.photo-note b{font-size:25px;color:var(--green);display:block}.photo-note span{font-size:12px;color:var(--muted)}
    .story-copy h2{font-size:clamp(29px,4vw,44px);line-height:1.28;letter-spacing:-.045em;margin:14px 0 18px}.story-copy>p{color:var(--muted)}
    .check-list{list-style:none;padding:0;margin:28px 0 0}.check-list li{border-bottom:1px solid var(--line);padding:15px 0;display:flex;gap:13px}.check-list i{font-style:normal;color:var(--green);font-weight:900}.check-list b{display:block}.check-list span{display:block;color:var(--muted);font-size:14px;margin-top:3px}
    .flow-section{background:#e9f2ed}.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.flow-card{background:#fff;padding:27px 24px;border-radius:18px;border:1px solid #d6e5dc;position:relative;min-height:220px}.flow-card:not(:last-child):after{content:"→";position:absolute;right:-18px;top:48%;color:var(--gold);font-size:25px;font-weight:bold;z-index:1}.flow-num{color:var(--gold);font-size:13px;letter-spacing:.14em;font-weight:bold}.flow-card h3{font-size:20px;margin:25px 0 9px}.flow-card p{color:var(--muted);font-size:14px;margin:0}
    .compare-wrap{background:#fff;border:1px solid var(--line);border-radius:26px;overflow:hidden;box-shadow:var(--shadow)}.compare-head,.compare-row{display:grid;grid-template-columns:1.4fr 1fr 1fr}.compare-head{background:#163e37;color:#fff;font-weight:700}.compare-head div,.compare-row div{padding:18px 22px}.compare-row{border-bottom:1px solid var(--line);color:#5d6b67}.compare-row:last-child{border:0}.compare-row div:nth-child(2){color:var(--green);font-weight:700}.compare-row div:nth-child(3){color:#89938f}
    .security-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.security-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:29px;transition:.25s}.security-card:hover{box-shadow:var(--shadow);transform:translateY(-5px);border-color:#b9d8c8}.security-icon{color:var(--green);font-size:28px}.security-card h3{font-size:21px;margin:18px 0 8px}.security-card p{font-size:14px;color:var(--muted);margin:0}
    .faq-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:65px}.faq-copy h2{font-size:clamp(29px,4vw,43px);line-height:1.28;margin:13px 0}.faq-copy p{color:var(--muted)}.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:15px;overflow:hidden}.faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;padding:19px 21px;color:var(--ink);background:#fff;font-weight:700}.faq-question span{color:var(--green);font-size:23px;line-height:1}.faq-answer{display:none;padding:0 21px 20px;color:var(--muted);font-size:14px}.faq-item.open{border-color:#a9cfbc}.faq-item.open .faq-answer{display:block}.faq-item.open .faq-question span{transform:rotate(45deg)}
    .contact-section{padding:80px 0}.contact-box{border-radius:30px;background:linear-gradient(110deg,#0c4e42,#16725d);color:#fff;padding:55px 62px;display:grid;grid-template-columns:1fr .8fr;gap:55px;align-items:center;position:relative;overflow:hidden}.contact-box:after{content:"DS";font-size:210px;font-weight:800;line-height:1;position:absolute;right:-15px;bottom:-70px;color:rgba(255,255,255,.06)}.contact-box h2{font-size:clamp(30px,4vw,45px);line-height:1.24;margin:12px 0}.contact-box p{color:#cce2d8;max-width:600px}.contact-form{position:relative;z-index:1;display:grid;gap:11px}.contact-form input{width:100%;border:1px solid rgba(255,255,255,.32);background:rgba(255,255,255,.1);color:#fff;border-radius:999px;padding:13px 18px;outline:none}.contact-form input::placeholder{color:#d8e9e1}.contact-form input:focus{border-color:#f0c986;box-shadow:0 0 0 3px rgba(240,201,134,.18)}.contact-form button{background:#fff;color:var(--green);padding:13px 20px;border-radius:999px;font-weight:800}.contact-form button:hover{background:#f1c679;color:#fff}
    footer{background:#122d29;color:#d5e1dc;padding:56px 0 28px}.footer-grid{display:grid;grid-template-columns:1.1fr 1.2fr .8fr;gap:38px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.15)}.footer-brand{display:flex;align-items:center;gap:13px}.footer-brand strong{color:#fff;font-size:22px;letter-spacing:.08em}.footer-brand p{font-size:13px;color:#a9c3b8;margin:16px 0}.footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:8px 20px;align-content:start}.footer-links a{font-size:14px;color:#c7d8d1}.footer-links a:hover{color:#edc47e}.footer-note{font-size:13px;color:#abc1b8}.footer-note b{display:block;color:#edc47e;margin-bottom:8px}.copyright{padding-top:23px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px;color:#9bb5aa}.copyright a:hover{color:#edc47e}
    @media(max-width:1080px){.nav-links{gap:13px}.nav-links a{font-size:13px}.nav-action{display:none}.hero-wrap{gap:38px}.story-grid,.faq-layout{gap:40px}}
    @media(max-width:850px){.menu-btn{display:block}.nav{height:74px}.nav-links{display:none;position:absolute;top:74px;left:0;right:0;background:#fff;padding:18px 20px 23px;border-bottom:1px solid var(--line);box-shadow:0 12px 20px rgba(20,40,35,.08);flex-direction:column;align-items:flex-start}.nav-links.show{display:flex}.nav-links a{width:100%;font-size:15px}.hero-wrap,.download-grid,.story-grid,.faq-layout,.contact-box{grid-template-columns:1fr}.hero-wrap{padding:65px 0}.download-stage{max-width:600px}.metrics,.flow-grid{grid-template-columns:repeat(2,1fr)}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.17)}.flow-card:not(:last-child):after{display:none}.story-photo{max-width:600px}.section{padding:72px 0}.security-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:520px){.container{width:min(var(--max),calc(100% - 28px))}.brand strong{font-size:20px}.brand small{font-size:8px}.hero h1{font-size:39px}.hero-copy>p{font-size:15px}.stage-screen img{height:235px}.section{padding:58px 0}.section-head{display:block;margin-bottom:28px}.section-head p{margin-top:14px}.metrics,.flow-grid,.security-grid,.os-list,.footer-grid{grid-template-columns:1fr}.metric{border-right:0;border-bottom:1px solid rgba(255,255,255,.17)}.metric:last-child{border:0}.client-main,.side-guide{padding:27px 22px}.compare-head,.compare-row{grid-template-columns:1.15fr 1fr 1fr;font-size:12px}.compare-head div,.compare-row div{padding:14px 10px}.photo-note{right:10px}.contact-box{padding:38px 25px}.hero-meta{gap:10px}.footer-links{grid-template-columns:1fr}.btn,.nav-action{padding:11px 17px}}

/* roulang page: category3 */
:root{
      --ink:#172331;--muted:#687583;--paper:#f6f8f5;--white:#fff;
      --green:#126b58;--green-dark:#0b483d;--mint:#dcefe7;--gold:#d69b45;
      --line:#dfe7e1;--radius:22px;--shadow:0 18px 50px rgba(24,48,42,.10);
      --max:1200px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.8;font-size:16px}
    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(var(--max),calc(100% - 40px));margin:auto}
    .masthead{background:rgba(246,248,245,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .nav{height:84px;display:flex;align-items:center;justify-content:space-between;gap:30px}
    .brand{display:flex;align-items:center;gap:15px;min-width:max-content}
    .brand-mark{width:43px;height:43px;border-radius:14px;background:var(--green);color:#fff;display:grid;place-items:center;font-weight:800;font-size:20px;box-shadow:0 7px 15px rgba(18,107,88,.2)}
    .brand strong{font-size:25px;letter-spacing:.08em}
    .brand small{display:block;color:var(--muted);font-size:11px;letter-spacing:.2em;line-height:1}
    .nav-links{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
    .nav-links a{font-size:14px;color:#55635f;position:relative;padding:8px 0}
    .nav-links a:hover,.nav-links a.active{color:var(--green)}
    .nav-links a.active:after{content:"";height:2px;position:absolute;bottom:1px;left:0;right:0;background:var(--gold)}
    .nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:999px;padding:12px 21px;font-weight:700;transition:.25s;border:1px solid transparent}
    .nav-action,.btn-primary{background:var(--green);color:#fff;box-shadow:0 8px 18px rgba(18,107,88,.18)}
    .nav-action:hover,.btn-primary:hover{background:var(--green-dark);transform:translateY(-2px)}
    .menu-btn{display:none;background:none;color:var(--green);font-size:25px}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--green);font-size:13px;letter-spacing:.16em;font-weight:700}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--gold)}
    .hero-inner{padding:92px 0 80px;display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
    .hero-copy h1{font-size:clamp(38px,5vw,68px);line-height:1.15;letter-spacing:-.06em;margin:18px 0 22px}
    .hero-copy p{max-width:620px;color:var(--muted);font-size:18px}
    .hero-buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .btn-outline{border-color:#b6cfc3;color:var(--green);background:transparent}
    .btn-outline:hover{border-color:var(--green);background:var(--mint);transform:translateY(-2px)}
    .hero-visual{position:relative}
    .hero-visual img{height:430px;border-radius:30px;box-shadow:var(--shadow)}
    .profile-card{position:absolute;left:-28px;bottom:24px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:19px 22px;box-shadow:var(--shadow);min-width:230px}
    .profile-card strong{font-size:24px;color:var(--green);display:block}
    .profile-card span{font-size:13px;color:var(--muted)}
    .section{padding:92px 0}
    .section-head{display:flex;justify-content:space-between;gap:35px;align-items:end;margin-bottom:40px}
    .section-head h2{font-size:clamp(29px,4vw,45px);line-height:1.25;letter-spacing:-.04em;margin:13px 0 0}
    .section-head p{max-width:560px;color:var(--muted);margin:0}
    .soft{background:#edf5f0}
    .dark{background:var(--green-dark);color:#fff}
    .dark .section-head p{color:#c8ded5}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.22);border-bottom:1px solid rgba(255,255,255,.22)}
    .metric{padding:27px 22px;border-right:1px solid rgba(255,255,255,.18)}
    .metric:last-child{border:0}
    .metric b{font-size:34px;color:#efc77e;display:block;line-height:1.2}
    .metric span{font-size:14px;color:#c5dbd2}
    .matrix{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}
    .matrix-main,.matrix-side,.feature{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px}
    .matrix-main{display:flex;gap:25px;align-items:flex-start}
    .icon{width:48px;height:48px;border-radius:15px;background:var(--mint);color:var(--green);display:grid;place-items:center;font-weight:800;flex:none}
    .matrix h3,.feature h3{font-size:22px;margin:0 0 8px}
    .matrix p,.feature p{color:var(--muted);font-size:15px;margin:0}
    .side-list{display:grid;gap:17px}
    .side-list li{list-style:none;display:flex;gap:14px;align-items:flex-start;padding-bottom:17px;border-bottom:1px solid var(--line)}
    .side-list li:last-child{border-bottom:0;padding-bottom:0}
    .side-list i{font-style:normal;color:var(--gold);font-weight:800}
    .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .feature{min-height:235px;transition:.25s}
    .feature:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#b7d5c6}
    .feature .num{color:var(--gold);font-weight:800;font-size:13px;letter-spacing:.12em;margin-bottom:22px}
    .split{display:grid;grid-template-columns:.9fr 1.1fr;gap:65px;align-items:center}
    .split img{height:440px;border-radius:28px;box-shadow:var(--shadow)}
    .check-list{padding:0;margin:25px 0 0;display:grid;gap:17px}
    .check-list li{list-style:none;display:flex;gap:13px}
    .check-list li:before{content:"✓";width:25px;height:25px;border-radius:50%;background:var(--mint);color:var(--green);display:grid;place-items:center;font-weight:bold;flex:none}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .process-item{padding:25px 20px;border-left:2px solid var(--gold);background:#fff;border-radius:0 18px 18px 0}
    .process-item b{font-size:14px;color:var(--gold);letter-spacing:.08em}
    .process-item h3{margin:14px 0 7px;font-size:19px}
    .process-item p{margin:0;color:var(--muted);font-size:14px}
    .compare{overflow:hidden;border:1px solid var(--line);border-radius:22px;background:#fff}
    .compare-row{display:grid;grid-template-columns:1.3fr 1fr 1fr;padding:18px 25px;border-bottom:1px solid var(--line);gap:20px}
    .compare-row:last-child{border:0}
    .compare-row:first-child{background:var(--green);color:#fff;font-weight:700}
    .compare-row span:not(:first-child){color:var(--muted)}
    .quote{border-left:4px solid var(--gold);padding:5px 0 5px 25px;max-width:790px;font-size:22px;line-height:1.7}
    .quote small{display:block;font-size:14px;color:#a9c9bb;margin-top:14px}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:19px 22px}
    details[open]{border-color:#a9cbbb;box-shadow:0 8px 25px rgba(24,48,42,.06)}
    summary{cursor:pointer;font-weight:700;list-style:none;padding-right:20px;position:relative}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"＋";position:absolute;right:0;color:var(--green)}
    details[open] summary:after{content:"－"}
    details p{color:var(--muted);font-size:14px;margin:13px 0 0}
    .cta{background:linear-gradient(115deg,var(--green-dark),#176f5d);color:#fff;border-radius:30px;padding:55px 60px;display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{font-size:clamp(28px,4vw,43px);line-height:1.25;margin:10px 0}
    .cta p{color:#cce1d8;max-width:620px;margin:0}
    .form{display:flex;gap:10px;margin-top:24px;flex-wrap:wrap}
    .form input{border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.1);color:#fff;border-radius:999px;padding:13px 18px;min-width:260px;outline:0}
    .form input::placeholder{color:#c4d8d0}
    .form input:focus{border-color:#efc77e;box-shadow:0 0 0 3px rgba(239,199,126,.16)}
    .form button{background:#efc77e;color:var(--green-dark);border-radius:999px;padding:13px 22px;font-weight:800}
    .form button:hover{background:#fff;transform:translateY(-2px)}
    footer{padding:38px 0;background:#102f2b;color:#c5d9d1}
    .footer-main{display:flex;justify-content:space-between;gap:30px;align-items:flex-start}
    .footer-brand{color:#fff;font-size:22px;font-weight:800}
    .footer-note{font-size:13px;color:#a8c3b8;margin-top:8px}
    .footer-links{display:flex;gap:20px;flex-wrap:wrap;font-size:14px}
    .footer-links a:hover{color:#efc77e}
    .records{border-top:1px solid rgba(255,255,255,.14);margin-top:28px;padding-top:18px;font-size:12px;color:#9ab6ac}
    .records a{text-decoration:underline;text-underline-offset:3px}
    @media(max-width:1024px){
      .nav-links{gap:14px}.nav-action{display:none}.hero-inner{gap:38px}
      .metric-grid{grid-template-columns:repeat(2,1fr)}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.18)}
      .feature-grid{grid-template-columns:repeat(2,1fr)}.process{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .container{width:min(100% - 30px,var(--max))}.nav{height:72px}.brand strong{font-size:21px}.brand small{font-size:9px}
      .menu-btn{display:block}.nav-links{display:none;position:absolute;top:72px;left:0;right:0;background:var(--paper);padding:18px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:flex-start;gap:8px}
      .nav-links.open{display:flex}.hero-inner,.matrix,.split{grid-template-columns:1fr;gap:32px}.hero-inner{padding:65px 0}.hero-visual{order:-1}.hero-visual img{height:310px}.profile-card{left:16px;bottom:16px}
      .section{padding:68px 0}.section-head{display:block;margin-bottom:28px}.section-head p{margin-top:15px}.feature-grid,.faq-grid{grid-template-columns:1fr}.cta{padding:38px 25px;display:block}
      .cta .btn{margin-top:24px}.split img{height:320px}.quote{font-size:19px}
    }
    @media(max-width:520px){
      .metric-grid,.process{grid-template-columns:1fr}.metric{border-right:0;border-bottom:1px solid rgba(255,255,255,.18)!important}.metric:last-child{border-bottom:0!important}
      .matrix-main,.matrix-side,.feature{padding:24px}.compare{font-size:13px}.compare-row{padding:14px 12px;gap:10px}
      .footer-main{display:block}.footer-links{margin-top:20px;gap:12px}.form input{min-width:100%;width:100%}.form button{width:100%}
    }

/* roulang page: category4 */
:root{--ink:#172331;--muted:#687583;--paper:#f6f8f5;--white:#fff;--green:#126b58;--green-dark:#0b483d;--mint:#dcefe7;--gold:#d69b45;--line:#dfe7e1;--radius:22px;--shadow:0 18px 50px rgba(24,48,42,.10);--max:1200px}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.8;font-size:16px}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(var(--max),calc(100% - 40px));margin:auto}.masthead{background:rgba(246,248,245,.96);border-bottom:1px solid var(--line);position:relative;z-index:5}.nav{height:84px;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand{display:flex;align-items:center;gap:15px;min-width:max-content}.brand-mark{width:43px;height:43px;border-radius:14px;background:var(--green);color:#fff;display:grid;place-items:center;font-weight:800;font-size:20px;box-shadow:0 7px 15px rgba(18,107,88,.2)}.brand strong{font-size:25px;letter-spacing:.08em}.brand small{display:block;color:var(--muted);font-size:11px;letter-spacing:.2em;line-height:1}.nav-links{display:flex;align-items:center;gap:24px;flex-wrap:wrap}.nav-links a{font-size:14px;color:#55635f;position:relative;padding:8px 0}.nav-links a:hover,.nav-links a.active{color:var(--green)}.nav-links a.active:after{content:"";height:2px;position:absolute;bottom:1px;left:0;right:0;background:var(--gold)}.nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:999px;padding:12px 21px;font-weight:700;transition:.25s;border:1px solid transparent}.nav-action,.btn-primary{background:var(--green);color:#fff;box-shadow:0 8px 18px rgba(18,107,88,.18)}.nav-action:hover,.btn-primary:hover{background:var(--green-dark);transform:translateY(-2px)}.menu-btn{display:none;background:none;color:var(--green);font-size:25px}.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--green);font-size:13px;letter-spacing:.16em;font-weight:700}.eyebrow:before{content:"";width:26px;height:2px;background:var(--gold)}.section{padding:92px 0}.section-head{display:flex;justify-content:space-between;gap:35px;align-items:end;margin-bottom:40px}.section-head h2{font-size:clamp(28px,4vw,45px);line-height:1.25;letter-spacing:-.04em;margin:13px 0 0}.section-head p{max-width:560px;color:var(--muted)}.hero{min-height:590px;position:relative;overflow:hidden;color:#fff;background:#173d38}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(9,46,39,.94),rgba(9,46,39,.66),rgba(9,46,39,.48)),url("/assets/images/backpic/back-2.webp") center/cover}.hero .container{min-height:590px;position:relative;z-index:1;display:grid;grid-template-columns:1.12fr .88fr;gap:60px;align-items:center}.hero h1{font-size:clamp(40px,6vw,72px);line-height:1.12;letter-spacing:-.06em;margin:18px 0}.hero p{color:#d6e6df;max-width:620px;font-size:18px}.hero .eyebrow{color:#e5bb73}.hero-buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:31px}.btn-light{background:#fff;color:var(--green)}.btn-light:hover{background:#e7f1eb;transform:translateY(-2px)}.btn-outline{border-color:rgba(255,255,255,.4);color:#fff}.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.1)}.hero-panel{border:1px solid rgba(255,255,255,.25);border-radius:28px;padding:28px;background:rgba(255,255,255,.13);backdrop-filter:blur(12px);box-shadow:0 25px 70px rgba(0,0,0,.2)}.hero-panel img{height:180px;border-radius:18px;margin-bottom:24px}.panel-row{display:flex;justify-content:space-between;border-top:1px solid rgba(255,255,255,.2);padding:15px 0;color:#d8e8e1}.panel-row b{color:#f0c986;font-size:21px}.stats{background:#fff;border-bottom:1px solid var(--line)}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr)}.stat{padding:27px 20px;border-right:1px solid var(--line)}.stat:last-child{border:0}.stat b{font-size:32px;color:var(--green);display:block}.stat span{font-size:14px;color:var(--muted)}.matrix{display:grid;grid-template-columns:1fr 1.35fr;gap:55px;align-items:start}.matrix-intro{padding-top:8px}.matrix-intro h2{font-size:clamp(29px,4vw,47px);line-height:1.25;margin:16px 0}.matrix-intro p{color:var(--muted)}.matrix-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.matrix-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px;min-height:180px;transition:.25s}.matrix-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#b7d5c6}.matrix-card i{font-style:normal;color:var(--gold);font-size:13px;font-weight:bold;letter-spacing:.12em}.matrix-card h3{font-size:21px;margin:15px 0 8px}.matrix-card p{font-size:14px;color:var(--muted);margin:0}.dark-section{background:var(--green-dark);color:#fff}.dark-section .section-head p{color:#bad4c9}.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}.compare-box{padding:32px;border-radius:24px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07)}.compare-box.accent{background:#fff;color:var(--ink)}.compare-box h3{font-size:23px;margin:0 0 20px}.compare-box ul,.check-list{list-style:none;padding:0;margin:0}.compare-box li,.check-list li{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.16)}.compare-box.accent li{border-color:var(--line)}.compare-box li:before,.check-list li:before{content:"✓";color:var(--gold);font-weight:bold;margin-right:10px}.scenario{display:grid;grid-template-columns:.9fr 1.1fr;gap:55px;align-items:center}.scenario img{height:410px;border-radius:28px;box-shadow:var(--shadow)}.scenario-copy h2{font-size:clamp(29px,4vw,45px);line-height:1.25;margin:14px 0}.scenario-copy p{color:var(--muted)}.check-list li{border-bottom:1px solid var(--line);padding:13px 0;color:#4d5d58}.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}.process{padding:28px 23px;border-right:1px solid var(--line)}.process:last-child{border:0}.process em{font-style:normal;color:var(--gold);font-size:29px;font-weight:800}.process h3{font-size:19px;margin:15px 0 7px}.process p{font-size:14px;color:var(--muted);margin:0}.quote{background:#eaf4ee}.quote-box{max-width:880px;margin:auto;text-align:center}.quote-box blockquote{font-size:clamp(23px,3vw,35px);line-height:1.55;margin:20px 0;color:var(--green-dark);font-weight:700}.quote-box cite{font-style:normal;color:var(--muted);font-size:14px}.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px}.faq-grid h2{font-size:clamp(29px,4vw,45px);line-height:1.25;margin:15px 0}.faq-intro p{color:var(--muted)}details{background:#fff;border:1px solid var(--line);border-radius:16px;margin-bottom:12px;padding:18px 22px}summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:15px}summary:after{content:"＋";color:var(--green)}details[open] summary:after{content:"－"}details p{color:var(--muted);font-size:14px;margin:13px 0 0}.cta{padding:74px 0;background:var(--gold);color:#26352e}.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:clamp(28px,4vw,45px);line-height:1.25;margin:12px 0}.cta p{max-width:600px}.cta .btn{background:var(--green);color:#fff}.footer{background:#102e29;color:#c5dbd2;padding:44px 0 25px}.footer-main{display:flex;justify-content:space-between;gap:35px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.15)}.footer strong{color:#fff;font-size:23px}.footer p{font-size:14px;max-width:430px}.footer-links{display:flex;gap:20px;align-items:start;flex-wrap:wrap;font-size:14px}.footer-links a:hover{color:#f0c986}.copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;font-size:13px;color:#91b0a5}.copyright a:hover{color:#fff}
    :focus-visible{outline:3px solid #e5bb73;outline-offset:4px}@media(max-width:1024px){.nav-links{gap:14px}.nav-action{display:none}.hero .container{grid-template-columns:1fr .8fr}.process-grid{grid-template-columns:repeat(2,1fr)}.process:nth-child(2){border-right:0}.process:nth-child(-n+2){border-bottom:1px solid var(--line)}}@media(max-width:768px){.container{width:min(var(--max),calc(100% - 30px))}.menu-btn{display:block}.nav-links{display:none;position:absolute;top:84px;left:15px;right:15px;background:#fff;padding:18px 22px;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);flex-direction:column;align-items:flex-start}.nav-links.open{display:flex}.hero .container,.matrix,.scenario,.faq-grid{grid-template-columns:1fr;gap:35px}.hero,.hero .container{min-height:auto}.hero .container{padding-top:80px;padding-bottom:80px}.hero-panel{max-width:520px}.stat-grid{grid-template-columns:repeat(2,1fr)}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid var(--line)}.section{padding:70px 0}.section-head,.cta-inner,.footer-main,.copyright{display:block}.section-head p{margin-top:18px}.scenario img{height:300px}.footer-links{margin-top:25px}.copyright span{display:block;margin-top:10px}}@media(max-width:520px){.brand strong{font-size:21px}.brand small{font-size:9px}.matrix-list,.compare{grid-template-columns:1fr}.process-grid{grid-template-columns:1fr}.process{border-right:0!important;border-bottom:1px solid var(--line)}.process:last-child{border-bottom:0}.hero h1{font-size:42px}.hero p{font-size:16px}.hero-buttons .btn{width:100%}.stat b{font-size:26px}}

/* roulang page: category6 */
:root{
 --ink:#172331;--muted:#687583;--paper:#f6f8f5;--white:#fff;
 --green:#126b58;--green-dark:#0b483d;--mint:#dcefe7;--gold:#d69b45;
 --line:#dfe7e1;--radius:22px;--shadow:0 18px 50px rgba(24,48,42,.10);
 --max:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.8;font-size:16px;-webkit-font-smoothing:antialiased}
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(var(--max),calc(100% - 40px));margin:auto}
.masthead{background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:80;backdrop-filter:blur(16px)}
.nav{height:84px;display:flex;align-items:center;justify-content:space-between;gap:25px}
.brand{display:flex;align-items:center;gap:15px;min-width:max-content}
.brand-mark{width:43px;height:43px;border-radius:14px;background:var(--green);color:#fff;display:grid;place-items:center;font-weight:800;font-size:20px;box-shadow:0 7px 15px rgba(18,107,88,.2)}
.brand strong{font-size:25px;letter-spacing:.08em;line-height:1.1}
.brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.17em;line-height:1.35;margin-top:4px}
.nav-links{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.nav-links a{font-size:14px;color:#55635f;position:relative;padding:8px 0;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:var(--green)}
.nav-links a.active:after{content:"";height:2px;position:absolute;bottom:1px;left:0;right:0;background:var(--gold)}
.nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:999px;padding:12px 21px;font-weight:700;transition:.25s;border:1px solid transparent}
.nav-action,.btn-primary{background:var(--green);color:#fff;box-shadow:0 8px 18px rgba(18,107,88,.18)}
.nav-action:hover,.btn-primary:hover{background:var(--green-dark);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--green)}
.btn-light:hover{background:#e7f1eb;transform:translateY(-2px)}
.btn-outline{border-color:#bad1c6;color:var(--green);background:transparent}
.btn-outline:hover{border-color:var(--green);background:var(--mint);transform:translateY(-2px)}
.menu-btn{display:none;background:none;color:var(--green);font-size:25px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--green);font-size:13px;letter-spacing:.16em;font-weight:700}
.eyebrow:before{content:"";width:26px;height:2px;background:var(--gold)}
.section{padding:92px 0}
.section-tint{background:#edf4ef}
.section-dark{background:var(--green-dark);color:#fff}
.section-head{display:flex;justify-content:space-between;gap:35px;align-items:end;margin-bottom:42px}
.section-head h2{font-size:clamp(28px,4vw,45px);line-height:1.25;letter-spacing:-.04em;margin-top:13px}
.section-head p{max-width:545px;color:var(--muted)}
.section-dark .section-head p{color:#c9ddd4}
.hero-inner{min-height:504px;position:relative;overflow:hidden;color:#fff;background:#113f36}
.hero-inner:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,49,41,.96) 0%,rgba(8,55,46,.84) 46%,rgba(8,55,46,.35) 100%),url("/assets/images/backpic/back-3.webp") center/cover}
.hero-inner .container{min-height:504px;position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(290px,.85fr);gap:55px;align-items:center}
.hero-copy{padding:64px 0}
.hero-copy .eyebrow{color:#f0c986}
.hero-copy h1{font-size:clamp(39px,5vw,65px);line-height:1.12;letter-spacing:-.06em;margin:16px 0 21px}
.hero-copy p{max-width:650px;color:#d5e7de;font-size:17px}
.hero-buttons{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-panel{align-self:end;margin-bottom:50px;border:1px solid rgba(255,255,255,.26);padding:25px;border-radius:24px;background:rgba(255,255,255,.12);backdrop-filter:blur(10px)}
.hero-panel span{display:block;color:#c9ddd4;font-size:13px}
.hero-panel b{display:block;font-size:27px;line-height:1.35;margin:6px 0 11px}
.hero-panel p{font-size:14px;color:#d5e7de}
.pathbar{background:#fff;border-bottom:1px solid var(--line)}
.pathbar .container{display:flex;align-items:center;gap:10px;min-height:52px;color:var(--muted);font-size:13px}
.pathbar b{color:var(--green);font-weight:700}
.quick-grid{display:grid;grid-template-columns:1.1fr 1.1fr 1.1fr .9fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.quick-item{background:#fff;padding:25px 22px;min-height:163px;transition:.25s}
.quick-item:hover{background:#f3faf6;transform:translateY(-3px)}
.quick-icon{height:42px;width:42px;border-radius:13px;background:var(--mint);color:var(--green);display:grid;place-items:center;font-size:20px;font-weight:800;margin-bottom:16px}
.quick-item h3{font-size:18px;margin-bottom:5px}
.quick-item p{font-size:13px;line-height:1.7;color:var(--muted)}
.data-board{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch}
.data-main{background:#fff;border:1px solid var(--line);border-radius:28px;padding:38px}
.data-main h3{font-size:28px;line-height:1.35;margin:13px 0}
.data-main>p{color:var(--muted);max-width:680px}
.metric-list{display:grid;grid-template-columns:repeat(3,1fr);margin-top:30px;border-top:1px solid var(--line)}
.metric{padding:21px 18px 5px 0;margin-right:18px;border-right:1px solid var(--line)}
.metric:last-child{border-right:0}
.metric b{font-size:29px;color:var(--green);display:block;line-height:1.1}
.metric span{font-size:13px;color:var(--muted)}
.data-aside{background:var(--green);color:#fff;border-radius:28px;padding:35px;display:flex;flex-direction:column;justify-content:space-between}
.data-aside h3{font-size:27px;line-height:1.35}
.data-aside p{color:#d2e5dc;font-size:14px;margin-top:15px}
.data-aside .mini-link{color:#f2c67b;font-weight:700;margin-top:25px;display:inline-flex;gap:8px;align-items:center}
.answer-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:50px;align-items:start}
.answer-intro{position:sticky;top:112px}
.answer-intro h2{font-size:clamp(29px,3.6vw,43px);line-height:1.27;letter-spacing:-.04em;margin:12px 0 18px}
.answer-intro p{color:var(--muted)}
.answer-note{margin-top:27px;padding:20px;border-left:3px solid var(--gold);background:#fff;border-radius:0 16px 16px 0;color:#52625f;font-size:14px}
.faq-list{display:grid;gap:13px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;transition:.25s}
.faq-item:hover{border-color:#b8d7c8;box-shadow:0 10px 24px rgba(28,67,54,.06)}
.faq-question{width:100%;background:#fff;color:var(--ink);display:flex;align-items:center;justify-content:space-between;text-align:left;padding:21px 23px;font-weight:700;font-size:17px;gap:18px}
.faq-question span:last-child{flex:0 0 30px;height:30px;border-radius:50%;background:var(--mint);color:var(--green);display:grid;place-items:center;font-size:22px;line-height:1;transition:.25s}
.faq-item.open .faq-question span:last-child{background:var(--green);color:#fff;transform:rotate(45deg)}
.faq-answer{display:none;padding:0 23px 22px;color:var(--muted);font-size:14px}
.faq-item.open .faq-answer{display:block}
.service-matrix{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.service-card{display:grid;grid-template-columns:138px 1fr;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:22px;min-height:190px;transition:.25s}
.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.service-card img{height:100%}
.service-card-content{padding:23px}
.service-card-content .tag{display:inline-block;padding:3px 10px;border-radius:99px;background:var(--mint);font-size:12px;color:var(--green);font-weight:700}
.service-card h3{font-size:20px;margin:11px 0 7px}
.service-card p{font-size:13px;color:var(--muted);line-height:1.75}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:17px}
.step{position:relative;padding:27px 22px 25px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:20px}
.step:not(:last-child):after{content:"→";position:absolute;right:-15px;top:50%;transform:translateY(-50%);color:var(--gold);font-size:24px;z-index:2}
.step-no{font-size:13px;letter-spacing:.12em;color:#edbf73;font-weight:700}
.step h3{font-size:19px;margin:14px 0 8px}
.step p{font-size:13px;color:#c9ddd4}
.comparison{overflow:hidden;border:1px solid var(--line);border-radius:25px;background:#fff}
.comparison-row{display:grid;grid-template-columns:1fr 1.3fr 1.3fr;border-bottom:1px solid var(--line)}
.comparison-row:last-child{border-bottom:0}
.comparison-row>div{padding:19px 21px;border-right:1px solid var(--line);font-size:14px}
.comparison-row>div:last-child{border-right:0}
.comparison-row.heading{background:#e8f2ec;color:var(--green);font-weight:800}
.comparison-row>div:first-child{font-weight:700;color:var(--ink)}
.comparison-row.heading>div:first-child{color:var(--green)}
.good{color:var(--green);font-weight:700}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:30px;align-items:stretch}
.contact-copy{padding:44px;border-radius:28px;background:linear-gradient(135deg,#126b58,#0b483d);color:#fff}
.contact-copy h2{font-size:clamp(30px,4vw,45px);line-height:1.28;letter-spacing:-.04em;margin:15px 0}
.contact-copy p{color:#d4e7dd;max-width:510px}
.contact-copy .btn{margin-top:27px}
.contact-form{background:#fff;border:1px solid var(--line);border-radius:28px;padding:35px}
.contact-form h3{font-size:23px;margin-bottom:17px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;color:#4c5b58;font-weight:700}
.field input,.field textarea{border:1px solid var(--line);background:#f9fbf9;border-radius:12px;padding:12px 14px;outline:none;color:var(--ink);width:100%;transition:.2s}
.field textarea{height:86px;resize:vertical}
.field input:focus,.field textarea:focus{border-color:var(--green);box-shadow:0 0 0 4px rgba(18,107,88,.11)}
.form-tip{font-size:12px;color:var(--muted);margin-top:13px}
footer{background:#132923;color:#d7e5df;padding:62px 0 25px}
.footer-grid{display:grid;grid-template-columns:1.25fr .8fr .8fr;gap:35px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.15)}
.footer-brand{display:flex;gap:13px;align-items:center;margin-bottom:15px}
.footer-brand .brand-mark{background:var(--gold);box-shadow:none}
.footer-brand strong{color:#fff;font-size:23px;letter-spacing:.08em}
.footer-brand small{display:block;color:#a9c4b8;font-size:10px;letter-spacing:.15em}
.footer-copy{font-size:13px;max-width:430px;color:#aac2b8}
.footer-col h3{font-size:14px;color:#f2c67b;letter-spacing:.1em;margin-bottom:12px}
.footer-col a{display:block;font-size:13px;color:#c4d6cf;padding:3px 0}
.footer-col a:hover{color:#fff;padding-left:4px}
.footer-bottom{padding-top:22px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:#9eb7ad;font-size:12px}
.footer-bottom a:hover{color:#f2c67b}
.quote{font-size:13px;color:#c2d8cf;font-style:italic;margin-top:15px}
.toast{position:fixed;right:24px;bottom:24px;z-index:100;background:#173d38;color:#fff;padding:14px 18px;border-radius:14px;box-shadow:var(--shadow);font-size:14px;opacity:0;transform:translateY(15px);pointer-events:none;transition:.3s}
.toast.show{opacity:1;transform:translateY(0)}
@media(max-width:1100px){
 .nav-links{gap:13px}.nav-action{display:none}
 .hero-inner .container{gap:30px}.quick-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
 .container{width:min(var(--max),calc(100% - 30px))}
 .nav{height:72px}.brand strong{font-size:21px}.brand-mark{width:39px;height:39px}
 .menu-btn{display:block;order:3}.nav-links{display:none;position:absolute;left:15px;right:15px;top:72px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:18px;padding:13px 20px;align-items:stretch;flex-direction:column;gap:0}
 .nav-links.show{display:flex}.nav-links a{padding:11px 0;border-bottom:1px solid #edf1ee}.nav-links a:last-child{border:0}
 .hero-inner .container{grid-template-columns:1fr;min-height:auto}.hero-copy{padding:76px 0 35px}.hero-panel{margin:0 0 48px}
 .section{padding:68px 0}.section-head{display:block;margin-bottom:29px}.section-head p{margin-top:16px}
 .data-board,.answer-layout,.contact-grid{grid-template-columns:1fr;gap:23px}.answer-intro{position:static}
 .service-matrix{grid-template-columns:1fr}.steps{grid-template-columns:repeat(2,1fr)}.step:after{display:none!important}
 .footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}
}
@media(max-width:520px){
 body{font-size:15px}.brand small{display:none}.hero-copy h1{font-size:39px}.hero-copy p{font-size:15px}
 .quick-grid,.metric-list{grid-template-columns:1fr}.quick-item{min-height:0}.metric{border-right:0;border-bottom:1px solid var(--line);padding:17px 0;margin:0}.metric:last-child{border:0}
 .service-card{grid-template-columns:105px 1fr}.service-card-content{padding:18px}.service-card h3{font-size:18px}
 .steps{grid-template-columns:1fr}.comparison{overflow-x:auto}.comparison-row{min-width:610px}
 .form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.contact-copy,.contact-form,.data-main,.data-aside{padding:27px 22px}
 .footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{display:block}.footer-bottom span,.footer-bottom a{display:inline-block;margin:3px 10px 3px 0}
}

/* roulang page: category5 */
:root{
      --ink:#172331;--muted:#687583;--paper:#f6f8f5;--white:#fff;
      --green:#126b58;--green-dark:#0b483d;--mint:#dcefe7;--gold:#d69b45;
      --line:#dfe7e1;--radius:22px;--shadow:0 18px 50px rgba(24,48,42,.10);
      --max:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.8;font-size:16px}
    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}
    :focus-visible{outline:3px solid rgba(214,155,69,.68);outline-offset:4px}
    .container{width:min(var(--max),calc(100% - 40px));margin:auto}
    .masthead{background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;backdrop-filter:blur(14px)}
    .nav{height:84px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .brand{display:flex;align-items:center;gap:15px;min-width:max-content}
    .brand-mark{width:43px;height:43px;border-radius:14px;background:var(--green);color:#fff;display:grid;place-items:center;font-weight:800;font-size:20px;box-shadow:0 7px 15px rgba(18,107,88,.2)}
    .brand strong{display:block;font-size:25px;letter-spacing:.08em;line-height:1.15}
    .brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.17em;line-height:1.35;margin-top:3px}
    .nav-links{display:flex;align-items:center;gap:22px;flex-wrap:wrap;justify-content:center}
    .nav-links a{font-size:14px;color:#55635f;position:relative;padding:8px 0;white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{color:var(--green)}
    .nav-links a.active:after{content:"";height:2px;position:absolute;bottom:1px;left:0;right:0;background:var(--gold)}
    .nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:999px;padding:12px 21px;font-weight:700;transition:.25s;border:1px solid transparent}
    .nav-action,.btn-primary{background:var(--green);color:#fff;box-shadow:0 8px 18px rgba(18,107,88,.18)}
    .nav-action:hover,.btn-primary:hover{background:var(--green-dark);transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--green)}
    .btn-light:hover{background:#e7f1eb;transform:translateY(-2px)}
    .btn-outline{border-color:rgba(255,255,255,.45);color:#fff}
    .btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.12)}
    .menu-btn{display:none;background:none;color:var(--green);font-size:25px;padding:6px}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--green);font-size:13px;letter-spacing:.16em;font-weight:700}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--gold)}
    .section{padding:96px 0}
    .section-soft{background:#edf4ef}
    .section-head{display:flex;justify-content:space-between;gap:35px;align-items:end;margin-bottom:42px}
    .section-head h2{font-size:clamp(28px,4vw,45px);line-height:1.25;letter-spacing:-.045em;margin:13px 0 0}
    .section-head p{max-width:550px;color:var(--muted);margin:0}
    .security-hero{position:relative;overflow:hidden;min-height:580px;background:#173d38;color:#fff}
    .security-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,48,40,.95),rgba(8,57,48,.72),rgba(9,42,37,.84)),url("/assets/images/backpic/back-2.webp") center/cover}
    .security-hero .container{position:relative;z-index:1;min-height:580px;display:grid;grid-template-columns:1.08fr .92fr;gap:58px;align-items:center}
    .security-hero .eyebrow{color:#e7bd76}
    .security-hero h1{font-size:clamp(42px,6vw,72px);line-height:1.1;letter-spacing:-.065em;margin:18px 0 22px}
    .security-hero p{max-width:620px;color:#d5e8df;font-size:17px;margin:0}
    .hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin-top:31px}
    .trust-panel{border:1px solid rgba(255,255,255,.24);border-radius:30px;background:rgba(255,255,255,.12);backdrop-filter:blur(12px);padding:28px;box-shadow:0 25px 60px rgba(0,0,0,.2)}
    .shield{height:87px;width:87px;border-radius:28px;background:rgba(214,155,69,.18);border:1px solid rgba(236,194,128,.44);display:grid;place-items:center;font-size:40px;margin-bottom:23px}
    .trust-panel h2{font-size:28px;line-height:1.3;margin:0 0 8px}
    .trust-panel p{font-size:14px;color:#cde1d8}
    .panel-list{margin:22px 0 0;padding:0;list-style:none}
    .panel-list li{display:flex;gap:12px;padding:13px 0;border-top:1px solid rgba(255,255,255,.15);color:#eaf4ef;font-size:14px}
    .panel-list i{color:#edc077;font-style:normal;font-weight:800}
    .dashboard{margin-top:-1px;background:var(--white);border-bottom:1px solid var(--line)}
    .dashboard-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr)}
    .dash-item{padding:27px 26px;border-right:1px solid var(--line)}
    .dash-item:last-child{border-right:0}
    .dash-item span{display:block;font-size:12px;color:var(--muted);letter-spacing:.08em}
    .dash-item strong{display:block;font-size:25px;line-height:1.25;margin-top:7px;color:var(--green)}
    .dash-item:first-child strong{font-size:19px}
    .dash-item em{font-style:normal;color:var(--gold);font-size:12px}
    .intro-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:70px;align-items:center}
    .intro-image{position:relative}
    .intro-image img{height:470px;border-radius:28px;box-shadow:var(--shadow)}
    .image-note{position:absolute;right:-22px;bottom:28px;max-width:250px;border-radius:18px;padding:19px 20px;background:var(--green);color:white;box-shadow:var(--shadow)}
    .image-note b{display:block;color:#f0c986;font-size:22px;line-height:1.3}
    .image-note span{font-size:13px;color:#d9ebe4}
    .intro-copy h2{font-size:clamp(29px,4vw,45px);line-height:1.28;letter-spacing:-.04em;margin:14px 0 20px}
    .intro-copy p{color:var(--muted);margin:0 0 18px}
    .check-list{list-style:none;padding:0;margin:28px 0 0}
    .check-list li{display:flex;gap:13px;padding:13px 0;border-top:1px solid var(--line);font-weight:600}
    .check-list i{font-style:normal;color:var(--green);font-size:19px}
    .matrix{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}
    .matrix-main{background:var(--green-dark);color:#fff;border-radius:var(--radius);padding:39px;min-height:390px}
    .matrix-main h3{font-size:31px;line-height:1.3;margin:14px 0}
    .matrix-main p{color:#c5ddd3;max-width:520px}
    .matrix-points{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:29px}
    .matrix-points div{padding:16px;background:rgba(255,255,255,.09);border-radius:15px;font-size:14px}
    .matrix-points b{color:#f0c986;display:block;font-size:19px}
    .matrix-side{display:grid;gap:22px}
    .service-card{border-radius:var(--radius);background:#fff;border:1px solid var(--line);padding:29px;transition:.25s}
    .service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#b9d5c8}
    .service-card .icon{width:46px;height:46px;border-radius:14px;background:var(--mint);display:grid;place-items:center;color:var(--green);font-size:21px;font-weight:bold}
    .service-card h3{font-size:21px;margin:16px 0 7px}
    .service-card p{font-size:14px;color:var(--muted);margin:0}
    .comparison{background:#fff}
    .compare-wrap{border:1px solid var(--line);border-radius:28px;overflow:hidden;background:#fff;box-shadow:0 10px 35px rgba(24,48,42,.05)}
    .compare-row{display:grid;grid-template-columns:1.2fr 1fr 1fr;border-top:1px solid var(--line)}
    .compare-row:first-child{border-top:0;background:#f1f7f3;font-weight:800}
    .compare-row>div{padding:19px 23px;border-left:1px solid var(--line)}
    .compare-row>div:first-child{border-left:0}
    .compare-row .good{color:var(--green);font-weight:700}
    .compare-row .muted{color:var(--muted)}
    .scenes{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .scene{position:relative;min-height:310px;overflow:hidden;border-radius:22px;color:#fff;background:#183f39}
    .scene:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,43,36,.93),rgba(7,43,36,.08))}
    .scene img{position:absolute;inset:0;height:100%;transition:.5s}
    .scene:hover img{transform:scale(1.06)}
    .scene-content{position:absolute;z-index:1;left:23px;right:23px;bottom:22px}
    .scene h3{font-size:22px;margin:0 0 7px}
    .scene p{margin:0;color:#d6e8df;font-size:13px;line-height:1.75}
    .timeline{display:grid;grid-template-columns:.78fr 1.22fr;gap:72px;align-items:start}
    .timeline-copy{position:sticky;top:112px}
    .timeline-copy h2{font-size:clamp(30px,4vw,44px);line-height:1.28;margin:14px 0 18px;letter-spacing:-.04em}
    .timeline-copy p{color:var(--muted)}
    .steps{border-left:2px solid #c8ddd3;padding-left:31px}
    .step{position:relative;padding:0 0 34px}
    .step:before{content:"";position:absolute;left:-40px;top:4px;width:16px;height:16px;border:4px solid var(--paper);border-radius:50%;background:var(--gold)}
    .step:last-child{padding-bottom:0}
    .step span{font-size:12px;font-weight:800;color:var(--gold);letter-spacing:.12em}
    .step h3{font-size:22px;margin:7px 0}
    .step p{margin:0;color:var(--muted)}
    .article-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
    .article-copy h2{font-size:clamp(29px,3.6vw,41px);line-height:1.35;letter-spacing:-.04em;margin:14px 0 20px}
    .article-copy p{color:var(--muted);margin:0 0 17px}
    .advice-list{padding:0;margin:24px 0 0;list-style:none}
    .advice-list li{padding:15px 0;border-top:1px solid var(--line);display:flex;gap:16px}
    .advice-list b{width:29px;height:29px;flex:0 0 29px;display:grid;place-items:center;border-radius:50%;background:var(--green);color:#fff;font-size:13px}
    .article-photo img{height:430px;border-radius:28px;box-shadow:var(--shadow)}
    .faq-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:75px;align-items:start}
    .faq-intro h2{font-size:clamp(30px,4vw,43px);line-height:1.3;margin:14px 0 17px;letter-spacing:-.04em}
    .faq-intro p{color:var(--muted)}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:17px;margin-bottom:13px;overflow:hidden}
    .faq-item summary{list-style:none;cursor:pointer;padding:20px 53px 20px 22px;font-weight:800;position:relative}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";position:absolute;right:21px;top:16px;font-size:24px;color:var(--green);font-weight:400}
    .faq-item[open] summary:after{content:"−"}
    .faq-item p{padding:0 22px 20px;margin:0;color:var(--muted);font-size:14px}
    .contact-band{padding:82px 0;background:var(--green-dark);color:#fff;position:relative;overflow:hidden}
    .contact-band:after{content:"";position:absolute;width:420px;height:420px;border:1px solid rgba(255,255,255,.12);border-radius:50%;right:-150px;top:-160px}
    .contact-inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr .78fr;gap:45px;align-items:center}
    .contact-inner .eyebrow{color:#ecc27d}
    .contact-inner h2{font-size:clamp(31px,4vw,48px);line-height:1.25;letter-spacing:-.05em;margin:14px 0 15px}
    .contact-inner p{color:#cce0d7;max-width:640px;margin:0}
    .contact-form{padding:23px;background:#fff;border-radius:22px;color:var(--ink);box-shadow:0 18px 48px rgba(0,0,0,.17)}
    .contact-form label{font-size:13px;font-weight:700;display:block;margin-bottom:7px}
    .contact-form input{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px 13px;outline:0;margin-bottom:14px;background:#fbfdfb}
    .contact-form input:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(18,107,88,.1)}
    .contact-form button{width:100%}
    .form-note{font-size:12px;line-height:1.7;color:var(--muted);margin:11px 0 0}
    footer{background:#102923;color:#c3d5cd;padding:58px 0 25px}
    .footer-grid{display:grid;grid-template-columns:1.25fr .8fr .8fr;gap:50px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.14)}
    .footer-brand{display:flex;align-items:center;gap:13px;color:#fff}
    .footer-brand .brand-mark{background:var(--gold);box-shadow:none}
    .footer-brand strong{font-size:24px;letter-spacing:.08em}
    .footer-brand small{color:#9bb6aa}
    .footer-text{font-size:14px;max-width:410px;margin-top:18px;color:#afc5bb}
    .footer-col h3{font-size:14px;color:#f1c77f;letter-spacing:.11em;margin:0 0 13px}
    .footer-col a{display:block;font-size:14px;margin:8px 0;color:#c3d5cd}
    .footer-col a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:22px;font-size:12px;color:#92aa9f}
    .footer-bottom a:hover{color:#fff}
    @media(max-width:1080px){
      .nav-links{gap:14px}.nav-action{display:none}
      .security-hero .container{gap:35px}
      .scenes{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:820px){
      .menu-btn{display:block;margin-left:auto}
      .nav{height:72px;position:relative}
      .nav-links{display:none;position:absolute;left:0;right:0;top:72px;padding:16px 20px 22px;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 15px 24px rgba(24,48,42,.08);flex-direction:column;align-items:flex-start;gap:5px}
      .nav-links.open{display:flex}
      .nav-links a{width:100%;padding:9px 0}
      .security-hero .container,.intro-grid,.matrix,.article-layout,.faq-grid,.contact-inner,.timeline{grid-template-columns:1fr}
      .security-hero{min-height:auto}.security-hero .container{padding:75px 0;min-height:auto}
      .trust-panel{max-width:600px}
      .dashboard-grid{grid-template-columns:1fr 1fr}.dash-item:nth-child(2){border-right:0}.dash-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .timeline-copy{position:static}
      .section{padding:74px 0}.section-head{display:block}.section-head p{margin-top:17px}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:first-child{grid-column:1/-1}
    }
    @media(max-width:520px){
      body{font-size:15px}.container{width:min(var(--max),calc(100% - 28px))}
      .brand strong{font-size:20px}.brand small{font-size:8px}.brand-mark{width:38px;height:38px;border-radius:12px}
      .security-hero .container{padding:62px 0}.security-hero h1{font-size:40px}
      .hero-actions,.hero-actions .btn{width:100%}
      .dashboard-grid{grid-template-columns:1fr}.dash-item,.dash-item:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}.dash-item:last-child{border-bottom:0}
      .intro-image img,.article-photo img{height:320px}.image-note{right:12px;bottom:14px}
      .matrix-main{padding:28px}.matrix-points{grid-template-columns:1fr}
      .compare-wrap{overflow:auto}.compare-row{min-width:620px}
      .scenes{grid-template-columns:1fr}.scene{min-height:265px}
      .steps{padding-left:25px}.step:before{left:-34px}
      .footer-grid{grid-template-columns:1fr;gap:28px}.footer-grid>div:first-child{grid-column:auto}
      .footer-bottom{display:block}.footer-bottom span,.footer-bottom a{display:block;margin:7px 0}
    }