/* roulang page: index */
:root{
      --ink:#17252b;
      --muted:#6d7e82;
      --soft:#f4f8f7;
      --paper:#ffffff;
      --line:#dce8e5;
      --green:#087f70;
      --green-dark:#075c55;
      --mint:#bce9d9;
      --lime:#d9f27c;
      --orange:#f49b55;
      --navy:#123b43;
      --radius:24px;
      --radius-sm:14px;
      --shadow:0 20px 60px rgba(16,57,57,.12);
      --shadow-sm:0 10px 28px rgba(16,57,57,.08);
      --max:1180px;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fbfdfc;line-height:1.75;font-size:15px}
    a{color:inherit;text-decoration:none}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--orange);border-radius:2px}
    h1,h2,h3,h4{line-height:1.24;letter-spacing:-.035em}
    h2{font-size:clamp(28px,4vw,46px);font-weight:800}
    h3{font-size:21px}
    .section{padding:108px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:42px}
    .section-head p{max-width:510px;color:var(--muted);font-size:16px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 23px;border-radius:999px;font-weight:800;transition:.25s ease;border:1px solid transparent}
    .btn:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(8,127,112,.2)}
    .btn:focus,input:focus,summary:focus{outline:3px solid rgba(244,155,85,.45);outline-offset:3px}
    .btn-primary{background:var(--lime);color:#19352d}
    .btn-dark{background:var(--navy);color:#fff}
    .btn-light{background:#fff;color:var(--green-dark);border-color:var(--line)}
    .tag{display:inline-block;padding:6px 11px;border-radius:8px;background:#edf7f3;color:var(--green-dark);font-size:12px;font-weight:800}
    .topline{background:var(--navy);color:#d9eeea;font-size:12px}
    .topline .container{height:34px;display:flex;justify-content:space-between;align-items:center}
    header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.93);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,232,229,.8)}
    .nav{height:76px;display:flex;align-items:center;gap:28px}
    .brand{display:flex;align-items:center;gap:11px;min-width:max-content;font-size:21px;font-weight:900;color:var(--navy)}
    .brand-mark{width:36px;height:36px;border-radius:11px;background:var(--green);display:grid;place-items:center;color:var(--lime);font-weight:900;box-shadow:inset 0 -5px 0 rgba(0,0,0,.1)}
    .nav-links{display:flex;align-items:center;gap:4px}
    .nav-links a{padding:10px 12px;color:#5b6c70;font-size:13px;font-weight:700;border-radius:10px;white-space:nowrap;transition:.2s}
    .nav-links a:hover,.nav-links a.active{color:var(--green);background:#eef8f4}
    .search{margin-left:auto;position:relative;width:245px}
    .search input{width:100%;height:42px;border:1px solid var(--line);border-radius:999px;background:#f7faf9;padding:0 42px 0 17px;color:var(--ink)}
    .search button{position:absolute;right:5px;top:5px;width:32px;height:32px;border-radius:50%;background:var(--green);color:#fff}
    .menu-btn{display:none;background:#eef8f4;color:var(--green);width:42px;height:42px;border-radius:12px;font-size:20px}
    .hero{min-height:650px;background:linear-gradient(90deg,rgba(10,45,48,.93),rgba(10,45,48,.65)),url("/assets/images/backpic/back-1.webp") center/cover;display:flex;align-items:center;color:#fff;position:relative;overflow:hidden}
    .hero:after{content:"";position:absolute;width:420px;height:420px;border:1px solid rgba(217,242,124,.35);border-radius:50%;right:-90px;bottom:-180px}
    .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center;position:relative;z-index:1}
    .hero h1{font-size:clamp(42px,6vw,76px);max-width:750px;margin:22px 0 24px}
    .hero h1 em{font-style:normal;color:var(--lime)}
    .hero-intro{font-size:18px;line-height:1.9;color:#d9ece8;max-width:650px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:32px}
    .hero .eyebrow{color:var(--lime)}
    .hero-panel{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);border-radius:28px;padding:27px;backdrop-filter:blur(14px);box-shadow:var(--shadow)}
    .hero-panel-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:26px}
    .status{display:flex;align-items:center;gap:7px;color:#d9f27c;font-size:12px;font-weight:700}
    .status i{width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 5px rgba(217,242,124,.16)}
    .hero-panel h3{font-size:27px;margin-bottom:12px}
    .hero-panel p{color:#d8e8e4;margin-bottom:20px}
    .hero-checks{display:grid;gap:12px;border-top:1px solid rgba(255,255,255,.2);padding-top:20px}
    .hero-checks span{display:flex;align-items:center;gap:10px;color:#fff;font-size:13px}
    .hero-checks b{display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--lime);color:var(--navy);font-size:12px}
    .trustbar{background:#fff;border-bottom:1px solid var(--line)}
    .trust-items{display:grid;grid-template-columns:repeat(4,1fr);padding:22px 0;gap:20px}
    .trust-item{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:13px}
    .trust-item strong{display:block;color:var(--navy);font-size:16px}
    .trust-icon{width:38px;height:38px;border-radius:12px;background:#e9f7f1;color:var(--green);display:grid;place-items:center;font-weight:900}
    .countdown{background:var(--lime);padding:26px 0}
    .count-grid{display:flex;align-items:center;justify-content:space-between;gap:25px}
    .count-grid h3{font-size:25px;color:var(--navy)}
    .count-grid p{color:#456050;font-size:13px}
    .timer{display:flex;gap:10px;align-items:center}
    .time-box{min-width:65px;text-align:center}
    .time-box b{display:block;background:var(--navy);color:#fff;border-radius:12px;padding:8px 5px;font-size:25px;line-height:1.2}
    .time-box small{font-size:11px;color:#456050}
    .highlight-grid{display:grid;grid-template-columns:1.25fr .75fr .75fr;grid-template-rows:230px 230px;gap:18px}
    .highlight{border-radius:var(--radius);overflow:hidden;position:relative;min-height:180px;background:var(--navy)}
    .highlight:first-child{grid-row:span 2}
    .highlight img{height:100%;opacity:.72;transition:.5s}
    .highlight:hover img{transform:scale(1.06);opacity:.85}
    .highlight:after{content:"";position:absolute;inset:35% 0 0;background:linear-gradient(transparent,rgba(7,35,39,.9))}
    .highlight-content{position:absolute;z-index:1;bottom:23px;left:24px;right:20px;color:#fff}
    .highlight-content h3{margin-top:9px}.highlight-content p{font-size:13px;color:#d9eae5}
    .intro-band{background:var(--soft)}
    .intro-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:80px;align-items:center}
    .intro-photo{position:relative}.intro-photo img{height:470px;border-radius:30px}
    .photo-note{position:absolute;bottom:20px;right:-25px;background:var(--lime);color:var(--navy);padding:18px 20px;border-radius:18px;max-width:180px;font-weight:800;box-shadow:var(--shadow-sm)}
    .intro-copy p{color:var(--muted);font-size:16px;margin:20px 0}
    .feature-list{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:30px}
    .feature-list li{list-style:none;display:flex;gap:12px;color:#41565a;font-size:14px}
    .feature-list li:before{content:"✓";flex:none;color:var(--green);font-weight:900}
    .plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .plan{border:1px solid var(--line);border-radius:24px;padding:28px;background:#fff;position:relative;transition:.25s}
    .plan:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
    .plan.featured{border:2px solid var(--green);padding:27px;box-shadow:var(--shadow-sm)}
    .popular{position:absolute;top:18px;right:18px;background:var(--orange);color:#fff;padding:5px 9px;border-radius:7px;font-size:11px;font-weight:800}
    .plan h3{margin:16px 0 8px}.price{font-size:34px;color:var(--navy);font-weight:900;margin:20px 0}.price small{font-size:13px;color:var(--muted);font-weight:500}
    .plan ul{display:grid;gap:12px;margin:20px 0 25px}.plan li{list-style:none;color:var(--muted);font-size:13px;padding-left:22px;position:relative}.plan li:before{content:"＋";position:absolute;left:0;color:var(--green);font-weight:900}
    .download{background:var(--navy);color:#fff}
    .download-grid{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:center}
    .download h2{color:#fff}.download p{color:#bad4cf;margin:20px 0 27px}
    .download-image{height:340px;border-radius:26px;overflow:hidden;position:relative}.download-image img{height:100%}.download-image:after{content:"东升国际移动端体验";position:absolute;bottom:22px;left:22px;color:#fff;font-weight:800;font-size:20px}
    .calendar{background:#fff}
    .calendar-grid{display:grid;grid-template-columns:1fr 1.5fr;gap:55px;align-items:start}
    .calendar-note{background:var(--soft);padding:28px;border-radius:24px}.calendar-note h3{font-size:28px;color:var(--navy);margin:12px 0}.calendar-note p{color:var(--muted)}
    .date-list{display:grid;gap:0}.date-row{display:grid;grid-template-columns:95px 1fr auto;gap:20px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}.date-row time{color:var(--orange);font-weight:900}.date-row p{font-weight:700}.date-row span{font-size:12px;color:var(--muted)}
    .topics{background:#f1f7f4}.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.topic{padding:23px;background:#fff;border-radius:18px;border:1px solid var(--line);transition:.25s}.topic:hover{border-color:var(--green);transform:translateY(-4px)}.topic h3{font-size:18px;margin:18px 0 7px}.topic p{font-size:13px;color:var(--muted)}
    .metrics{background:var(--orange);color:var(--navy)}.metrics .section-head p{color:#5d4b3b}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.metric{border-left:1px solid rgba(18,59,67,.25);padding-left:22px}.metric b{font-size:43px;display:block;line-height:1.1}.metric span{font-size:13px}
    .steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.step{padding:25px 0;border-top:3px solid var(--mint)}.step-num{color:var(--orange);font-size:14px;font-weight:900}.step h3{margin:14px 0 9px}.step p{font-size:13px;color:var(--muted)}
    .recommend-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.recommend{display:grid;grid-template-columns:170px 1fr;gap:20px;padding:18px;border:1px solid var(--line);border-radius:22px;background:#fff}.recommend img{height:150px;border-radius:15px}.recommend h3{font-size:19px;margin:13px 0 7px}.recommend p{font-size:13px;color:var(--muted)}
    .news{background:var(--soft)}.news-layout{display:grid;grid-template-columns:1.4fr .6fr;gap:28px}.news-list,.news-side{background:#fff;border-radius:24px;padding:15px 25px}.news-item{display:grid;grid-template-columns:90px 1fr auto;gap:18px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}.news-item:last-child{border-bottom:0}.news-item time{color:var(--orange);font-size:12px;font-weight:800}.news-item h3{font-size:17px}.news-item p{font-size:12px;color:var(--muted);margin-top:5px}.read{font-size:12px;color:var(--green);font-weight:800;white-space:nowrap}.news-side{padding:0;overflow:hidden}.news-side img{height:170px}.news-side-content{padding:21px}.news-side-content h3{margin:9px 0}.news-side-content p{font-size:13px;color:var(--muted)}
    .voices{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.voice{padding:25px;background:#fff;border:1px solid var(--line);border-radius:20px}.stars{color:var(--orange);letter-spacing:3px}.voice p{margin:16px 0;color:#52676a;font-size:14px}.voice strong{font-size:13px;color:var(--navy)}
    .faq-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px}.faq-intro p{color:var(--muted);margin-top:18px}.faq-list{display:grid;gap:10px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:15px;padding:0 20px}.faq-list summary{cursor:pointer;list-style:none;padding:18px 0;font-weight:800;color:var(--navy);position:relative;padding-right:25px}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"＋";position:absolute;right:0;color:var(--green)}.faq-list details[open] summary:after{content:"－"}.faq-list details p{color:var(--muted);font-size:14px;padding:0 0 18px}
    .cta{background:linear-gradient(110deg,var(--green-dark),var(--green));color:#fff}.cta-box{display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{font-size:38px}.cta p{color:#c9e5df;margin-top:10px}.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
    footer{background:#102d33;color:#a9c3bf;padding:54px 0 20px}.footer-top{display:flex;justify-content:space-between;gap:45px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.13)}footer .brand{color:#fff}.footer-top p{font-size:13px;max-width:380px;margin-top:15px}.footer-links{display:flex;gap:25px;align-items:flex-start}.footer-links a{font-size:13px;color:#c9dfdb}.footer-links a:hover{color:var(--lime)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;font-size:12px}.footer-bottom a{color:#c9dfdb;text-decoration:underline;text-underline-offset:3px}
    .toast{position:fixed;right:22px;bottom:22px;background:var(--navy);color:#fff;padding:13px 18px;border-radius:12px;box-shadow:var(--shadow);opacity:0;transform:translateY(15px);pointer-events:none;transition:.3s;z-index:50;font-size:13px}.toast.show{opacity:1;transform:translateY(0)}
    @media(max-width:1024px){.nav{gap:14px}.nav-links{overflow-x:auto}.nav-links a{padding:8px 8px}.search{width:200px}.hero-grid{gap:35px}.topic-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.container{width:min(var(--max),calc(100% - 32px))}.section{padding:75px 0}.topline .container{height:32px}.topline span:last-child{display:none}.nav{height:68px}.menu-btn{display:block;margin-left:auto}.nav-links{display:none;position:absolute;top:68px;left:16px;right:16px;padding:12px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:17px;flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px 15px}.search{order:3;width:100%;display:none}.search.open{display:block;position:absolute;top:76px;left:16px;right:16px;width:auto}.hero{min-height:700px}.hero-grid,.intro-grid,.download-grid,.calendar-grid,.faq-wrap{grid-template-columns:1fr}.hero-panel{max-width:520px}.trust-items{grid-template-columns:1fr 1fr}.section-head{display:block}.section-head p{margin-top:14px}.highlight-grid{grid-template-columns:1fr 1fr;grid-template-rows:220px 220px}.highlight:first-child{grid-column:span 2;grid-row:auto}.plan-grid,.metric-grid,.steps-grid{grid-template-columns:1fr 1fr}.intro-photo img{height:360px}.photo-note{right:12px}.download-image{height:280px}.news-layout{grid-template-columns:1fr}.voices{grid-template-columns:1fr}.cta-box{display:block}.cta-actions{margin-top:25px}.footer-top,.footer-bottom{display:block}.footer-links{margin-top:25px;flex-wrap:wrap}}
    @media(max-width:520px){body{font-size:14px}.brand{font-size:18px}.brand-mark{width:32px;height:32px}.hero h1{font-size:42px}.hero-intro{font-size:16px}.hero-actions .btn{width:100%}.trust-items{grid-template-columns:1fr}.count-grid{display:block}.timer{margin-top:18px;gap:6px}.time-box{min-width:57px}.time-box b{font-size:21px}.highlight-grid{display:block}.highlight{height:220px;margin-bottom:13px}.feature-list,.plan-grid,.metric-grid,.steps-grid,.topic-grid,.recommend-grid{grid-template-columns:1fr}.date-row{grid-template-columns:65px 1fr;gap:10px}.date-row span{grid-column:2}.recommend{grid-template-columns:105px 1fr}.recommend img{height:115px}.news-list{padding:10px 16px}.news-item{grid-template-columns:1fr auto;gap:5px}.news-item time{grid-column:1/-1}.news-item p{display:none}.footer-links{gap:13px}.cta h2{font-size:31px}}

/* roulang page: category1 */
:root{
      --ink:#17252b;
      --muted:#6d7e82;
      --soft:#f4f8f7;
      --paper:#fff;
      --line:#dce8e5;
      --green:#087f70;
      --green-dark:#075c55;
      --mint:#bce9d9;
      --lime:#d9f27c;
      --orange:#f49b55;
      --navy:#123b43;
      --radius:24px;
      --radius-sm:14px;
      --shadow:0 20px 60px rgba(16,57,57,.12);
      --shadow-sm:0 10px 28px rgba(16,57,57,.08);
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fbfdfc;line-height:1.75;font-size:15px}
    h1,h2,h3,h4,p{margin:0}
    ul,ol{margin:0;padding:0}
    a{color:inherit;text-decoration:none}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:12px;font-weight:800;letter-spacing:.14em}
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--orange);border-radius:2px}
    .section{padding:105px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:42px}
    .section-head h2{font-size:clamp(28px,4vw,46px);line-height:1.2;color:var(--navy);margin-top:14px}
    .section-head p{max-width:540px;color:var(--muted);font-size:16px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 23px;border-radius:999px;font-weight:800;transition:.25s ease;border:1px solid transparent}
    .btn:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(8,127,112,.2)}
    .btn:focus,input:focus,summary:focus{outline:3px solid rgba(244,155,85,.45);outline-offset:3px}
    .btn-primary{background:var(--lime);color:#19352d}
    .btn-dark{background:var(--navy);color:#fff}
    .btn-light{background:#fff;color:var(--green-dark);border-color:var(--line)}
    .tag{display:inline-block;padding:6px 11px;border-radius:8px;background:#edf7f3;color:var(--green-dark);font-size:12px;font-weight:800}
    header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,232,229,.8)}
    .nav{height:76px;display:flex;align-items:center;gap:28px}
    .brand{display:flex;align-items:center;gap:11px;min-width:max-content;font-size:21px;font-weight:900;color:var(--navy)}
    .brand-mark{width:36px;height:36px;border-radius:11px;background:var(--green);display:grid;place-items:center;color:var(--lime);font-weight:900;box-shadow:inset 0 -5px 0 rgba(0,0,0,.1)}
    .nav-links{display:flex;align-items:center;gap:4px}
    .nav-links a{padding:10px 12px;color:#5b6c70;font-size:13px;font-weight:700;border-radius:10px;white-space:nowrap;transition:.2s}
    .nav-links a:hover,.nav-links a.active{color:var(--green);background:#eef8f4}
    .search{margin-left:auto;position:relative;width:245px}
    .search input{width:100%;height:42px;border:1px solid var(--line);border-radius:999px;background:#f7faf9;padding:0 42px 0 17px;color:var(--ink)}
    .search button{position:absolute;right:5px;top:5px;width:32px;height:32px;border-radius:50%;background:var(--green);color:#fff}
    .menu-btn{display:none;background:#eef8f4;color:var(--green);width:42px;height:42px;border-radius:12px;font-size:20px}
    .page-hero{padding:92px 0 88px;background:linear-gradient(100deg,rgba(10,45,48,.94),rgba(10,45,48,.68)),url("/assets/images/backpic/back-2.webp") center/cover;color:#fff;position:relative;overflow:hidden}
    .page-hero:after{content:"";position:absolute;width:360px;height:360px;border:1px solid rgba(217,242,124,.35);border-radius:50%;right:-80px;bottom:-180px}
    .hero-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center;position:relative;z-index:1}
    .page-hero h1{font-size:clamp(40px,6vw,70px);line-height:1.15;margin:20px 0}
    .page-hero h1 em{font-style:normal;color:var(--lime)}
    .page-hero p{max-width:650px;color:#d6e9e5;font-size:18px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:30px}
    .hero-note{display:flex;gap:12px;align-items:center;margin-top:22px;color:#c4d9d4;font-size:13px}
    .hero-note b{width:23px;height:23px;border-radius:50%;display:grid;place-items:center;background:var(--lime);color:var(--navy)}
    .download-card{background:#fff;color:var(--ink);border-radius:28px;padding:28px;box-shadow:var(--shadow);transform:rotate(1deg)}
    .download-card-top{display:flex;justify-content:space-between;align-items:start;border-bottom:1px solid var(--line);padding-bottom:21px;margin-bottom:22px}
    .download-card h3{font-size:25px;color:var(--navy)}
    .qr-box{width:74px;height:74px;border-radius:14px;background:repeating-linear-gradient(45deg,#123b43 0 4px,#fff 4px 8px);border:7px solid #fff;box-shadow:0 0 0 1px var(--line)}
    .device-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .device{padding:17px;border:1px solid var(--line);border-radius:16px;background:#f8fbfa}
    .device strong{display:block;color:var(--green-dark);font-size:17px;margin-bottom:4px}
    .device span{font-size:12px;color:var(--muted)}
    .download-card .btn{width:100%;margin-top:20px}
    .trust-bar{background:#fff;border-bottom:1px solid var(--line)}
    .trust-items{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:22px 0}
    .trust-item{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:13px}
    .trust-item strong{display:block;color:var(--navy);font-size:16px}
    .trust-icon{width:38px;height:38px;border-radius:12px;background:#e9f6f0;color:var(--green);display:grid;place-items:center;font-weight:900}
    .split{display:grid;grid-template-columns:.9fr 1.1fr;gap:78px;align-items:center}
    .photo-frame{position:relative}
    .photo-frame img{height:440px;border-radius:30px}
    .photo-label{position:absolute;left:22px;bottom:22px;padding:15px 18px;background:rgba(18,59,67,.9);border-radius:14px;color:#fff;font-weight:800}
    .copy h2{font-size:clamp(29px,4vw,48px);line-height:1.2;color:var(--navy);margin:15px 0 20px}
    .copy p{color:var(--muted);font-size:16px;margin-bottom:19px}
    .check-list{display:grid;gap:14px;margin:27px 0}
    .check-list li{list-style:none;display:flex;gap:12px;align-items:flex-start;color:#40575b}
    .check-list li:before{content:"✓";flex:none;width:24px;height:24px;border-radius:50%;background:#e3f5ed;color:var(--green);display:grid;place-items:center;font-weight:900}
    .soft-section{background:var(--soft)}
    .feature-grid{display:grid;grid-template-columns:1.25fr .75fr .75fr;grid-template-rows:210px 210px;gap:18px}
    .feature-card{position:relative;overflow:hidden;border-radius:22px;min-height:180px;color:#fff;background:var(--navy)}
    .feature-card:first-child{grid-row:span 2}
    .feature-card img{height:100%;opacity:.58;transition:.45s}
    .feature-card:hover img{transform:scale(1.06);opacity:.72}
    .feature-overlay{position:absolute;inset:auto 22px 20px;z-index:1}
    .feature-overlay h3{font-size:22px;margin-bottom:5px}
    .feature-overlay p{font-size:13px;color:#d8e8e4}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
    .step{position:relative;padding:28px 25px 10px;border-right:1px solid var(--line)}
    .step:last-child{border-right:0}
    .step-no{color:var(--orange);font-size:14px;font-weight:900;letter-spacing:.1em}
    .step h3{font-size:20px;color:var(--navy);margin:16px 0 9px}
    .step p{color:var(--muted);font-size:14px}
    .step:before{content:"";position:absolute;top:-6px;left:25px;width:11px;height:11px;border-radius:50%;background:var(--green);box-shadow:0 0 0 5px #e1f2ec}
    .compatibility{display:grid;grid-template-columns:1fr 1.2fr;gap:55px;align-items:start}
    .compatibility h2{font-size:38px;color:var(--navy);line-height:1.25;margin:15px 0}
    .compatibility p{color:var(--muted)}
    .device-table{display:grid;gap:12px}
    .device-line{display:grid;grid-template-columns:130px 1fr auto;align-items:center;gap:20px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:19px 20px;transition:.25s}
    .device-line:hover{transform:translateX(5px);box-shadow:var(--shadow-sm)}
    .device-line strong{color:var(--navy)}
    .device-line span{color:var(--muted);font-size:13px}
    .status{color:var(--green);font-size:12px;font-weight:900}
    .security{background:var(--navy);color:#fff}
    .security .section-head h2{color:#fff}
    .security .section-head p{color:#c1d5d1}
    .security-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
    .security-image img{height:365px;border-radius:28px}
    .security-points{display:grid;gap:15px}
    .security-point{display:flex;gap:15px;padding:18px 0;border-bottom:1px solid rgba(255,255,255,.16)}
    .security-point b{width:34px;height:34px;border-radius:11px;background:var(--lime);color:var(--navy);display:grid;place-items:center;flex:none}
    .security-point h3{font-size:18px;margin-bottom:3px}
    .security-point p{font-size:14px;color:#c1d5d1}
    .notice{display:grid;grid-template-columns:1fr 1.4fr;gap:40px;align-items:center;background:#fff4e9;border-radius:28px;padding:42px 48px}
    .notice h2{font-size:35px;color:var(--navy);line-height:1.25}
    .notice p{color:#6d665f}
    .notice-list{display:grid;grid-template-columns:1fr 1fr;gap:13px}
    .notice-list div{padding:14px 16px;background:rgba(255,255,255,.7);border:1px solid #f0d9c2;border-radius:13px;color:#5b5148;font-size:14px}
    .faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px;align-items:start}
    .faq-intro h2{font-size:39px;color:var(--navy);line-height:1.25;margin:16px 0}
    .faq-intro p{color:var(--muted)}
    .faq-list{display:grid;gap:11px}
    details{background:#fff;border:1px solid var(--line);border-radius:15px;padding:18px 20px;transition:.2s}
    details[open]{border-color:var(--mint);box-shadow:var(--shadow-sm)}
    summary{list-style:none;cursor:pointer;font-weight:800;color:var(--navy);position:relative;padding-right:28px}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"＋";position:absolute;right:0;color:var(--green);font-size:20px;line-height:1}
    details[open] summary:after{content:"－"}
    details p{color:var(--muted);font-size:14px;margin-top:12px;padding-top:12px;border-top:1px solid var(--line)}
    .cta{padding:80px 0;background:linear-gradient(120deg,var(--green-dark),var(--navy));color:#fff}
    .cta-box{display:flex;justify-content:space-between;align-items:center;gap:35px}
    .cta h2{font-size:clamp(30px,4vw,48px);line-height:1.2;margin:14px 0}
    .cta p{color:#c9dfd9;max-width:620px}
    .cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:none}
    footer{background:#102d32;color:#c3d4d1;padding:54px 0 22px}
    .footer-top{display:grid;grid-template-columns:1.4fr .6fr;gap:80px;padding-bottom:40px}
    footer .brand{color:#fff;margin-bottom:18px}
    footer .brand-mark{background:var(--lime);color:var(--navy)}
    footer p{max-width:520px;color:#a9c2bd}
    .footer-links{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-content:start}
    .footer-links a{color:#c3d4d1;font-size:14px;transition:.2s}
    .footer-links a:hover{color:var(--lime)}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:20px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#91aca7}
    footer a:hover{color:var(--lime)}
    @media(max-width:1024px){
      .nav{gap:14px}.nav-links{gap:0}.nav-links a{padding:9px 8px;font-size:12px}.search{width:190px}
      .hero-layout,.split,.compatibility,.security-grid{gap:38px}
      .feature-grid{grid-template-columns:1fr 1fr;grid-template-rows:220px 220px}.feature-card:first-child{grid-row:span 2}
    }
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 32px))}
      .section{padding:72px 0}.section-head{display:block;margin-bottom:28px}.section-head p{margin-top:15px}
      .nav{height:68px}.nav-links{display:none;position:absolute;top:68px;left:16px;right:16px;background:#fff;padding:10px;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav-links.open{display:flex}.nav-links a{padding:12px 14px}.search{margin-left:auto;width:min(42vw,190px)}.menu-btn{display:block}
      .hero-layout,.split,.compatibility,.security-grid,.faq-grid{grid-template-columns:1fr}
      .page-hero{padding:70px 0}.page-hero h1{font-size:47px}.download-card{max-width:520px;transform:none}
      .trust-items{grid-template-columns:1fr 1fr}.feature-grid{grid-template-columns:1fr 1fr;grid-template-rows:190px 190px}.feature-card:first-child{grid-row:span 2}
      .steps{grid-template-columns:1fr 1fr;border-top:0}.step{border-bottom:1px solid var(--line);min-height:180px}.step:nth-child(2){border-right:0}
      .photo-frame img{height:350px}.security-image img{height:300px}
      .notice{grid-template-columns:1fr;padding:30px}.cta-box{display:block}.cta-actions{margin-top:25px}
      .footer-top{grid-template-columns:1fr;gap:30px}.footer-bottom{display:block}.footer-bottom div+div{margin-top:12px}
    }
    @media(max-width:520px){
      .search{width:42px}.search input{display:none}.search button{position:static;width:42px;height:42px}
      .page-hero h1{font-size:39px}.page-hero p{font-size:16px}.hero-actions .btn{width:100%}
      .trust-items,.feature-grid,.steps,.notice-list{grid-template-columns:1fr}.feature-card:first-child{grid-row:auto}.feature-card{min-height:210px}
      .device-row{grid-template-columns:1fr}.device-line{grid-template-columns:1fr;gap:5px}.status{margin-top:5px}
      .compatibility h2,.faq-intro h2{font-size:32px}.footer-links{grid-template-columns:1fr}
    }

/* roulang page: category3 */
:root{
      --ink:#17252b;
      --muted:#6d7e82;
      --soft:#f4f8f7;
      --paper:#ffffff;
      --line:#dce8e5;
      --green:#087f70;
      --green-dark:#075c55;
      --mint:#bce9d9;
      --lime:#d9f27c;
      --orange:#f49b55;
      --navy:#123b43;
      --radius:24px;
      --radius-sm:14px;
      --shadow:0 20px 60px rgba(16,57,57,.12);
      --shadow-sm:0 10px 28px rgba(16,57,57,.08);
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:#fbfdfc;
      font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;
      font-size:15px;
      line-height:1.75;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{line-height:1.25}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--green);
      font-size:12px;
      font-weight:800;
      letter-spacing:.14em;
    }
    .eyebrow:before{
      content:"";
      width:26px;
      height:2px;
      background:var(--orange);
      border-radius:2px;
    }
    .section{padding:104px 0}
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:end;
      gap:30px;
      margin-bottom:42px;
    }
    .section-head h2{
      margin:14px 0 0;
      color:var(--navy);
      font-size:clamp(30px,4vw,48px);
      letter-spacing:-.04em;
    }
    .section-head p{
      max-width:520px;
      color:var(--muted);
      font-size:16px;
      margin-bottom:0;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:48px;
      padding:0 23px;
      border-radius:999px;
      font-weight:800;
      transition:.25s ease;
      border:1px solid transparent;
    }
    .btn:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(8,127,112,.2)}
    .btn:focus,input:focus,summary:focus{outline:3px solid rgba(244,155,85,.45);outline-offset:3px}
    .btn-primary{background:var(--lime);color:#19352d}
    .btn-dark{background:var(--navy);color:#fff}
    .btn-light{background:#fff;color:var(--green-dark);border-color:var(--line)}
    .tag{
      display:inline-block;
      padding:6px 11px;
      border-radius:8px;
      background:#edf7f3;
      color:var(--green-dark);
      font-size:12px;
      font-weight:800;
    }
    header{
      position:sticky;
      top:0;
      z-index:20;
      background:rgba(255,255,255,.94);
      backdrop-filter:blur(16px);
      border-bottom:1px solid rgba(220,232,229,.8);
    }
    .nav{
      min-height:76px;
      display:flex;
      align-items:center;
      gap:28px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:11px;
      min-width:max-content;
      color:var(--navy);
      font-size:21px;
      font-weight:900;
    }
    .brand-mark{
      width:36px;
      height:36px;
      border-radius:11px;
      background:var(--green);
      display:grid;
      place-items:center;
      color:var(--lime);
      font-weight:900;
      box-shadow:inset 0 -5px 0 rgba(0,0,0,.1);
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:4px;
    }
    .nav-links a{
      padding:10px 12px;
      color:#5b6c70;
      font-size:13px;
      font-weight:700;
      border-radius:10px;
      white-space:nowrap;
      transition:.2s;
    }
    .nav-links a:hover,.nav-links a.active{
      color:var(--green);
      background:#eef8f4;
    }
    .search{margin-left:auto;position:relative;width:245px}
    .search input{
      width:100%;
      height:42px;
      border:1px solid var(--line);
      border-radius:999px;
      background:#f7faf9;
      padding:0 42px 0 17px;
      color:var(--ink);
    }
    .search button{
      position:absolute;
      right:5px;
      top:5px;
      width:32px;
      height:32px;
      border-radius:50%;
      background:var(--green);
      color:#fff;
    }
    .menu-btn{
      display:none;
      background:#eef8f4;
      color:var(--green);
      width:42px;
      height:42px;
      border-radius:12px;
      font-size:20px;
    }
    .page-hero{
      position:relative;
      min-height:470px;
      display:flex;
      align-items:center;
      color:#fff;
      overflow:hidden;
      background:
        linear-gradient(105deg,rgba(10,45,48,.96),rgba(10,45,48,.68)),
        url("/assets/images/backpic/back-2.webp") center/cover;
    }
    .page-hero:before{
      content:"";
      position:absolute;
      width:540px;
      height:540px;
      border:1px solid rgba(217,242,124,.32);
      border-radius:50%;
      right:-140px;
      top:-210px;
    }
    .page-hero:after{
      content:"";
      position:absolute;
      width:190px;
      height:190px;
      border-radius:50%;
      background:rgba(188,233,217,.13);
      right:16%;
      bottom:-100px;
    }
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:72px;
      align-items:center;
    }
    .page-hero h1{
      max-width:680px;
      margin:18px 0 20px;
      font-size:clamp(42px,6vw,72px);
      letter-spacing:-.055em;
    }
    .page-hero h1 em{font-style:normal;color:var(--lime)}
    .hero-intro{
      max-width:640px;
      color:#d9ece8;
      font-size:18px;
      line-height:1.9;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:30px}
    .page-hero .eyebrow{color:var(--lime)}
    .apply-panel{
      padding:30px;
      border:1px solid rgba(255,255,255,.24);
      border-radius:28px;
      background:rgba(255,255,255,.12);
      backdrop-filter:blur(15px);
      box-shadow:var(--shadow);
    }
    .apply-panel-top{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:15px;
      margin-bottom:24px;
    }
    .apply-panel h3{margin:0;font-size:26px}
    .status{
      color:var(--navy);
      background:var(--lime);
      padding:6px 10px;
      border-radius:8px;
      font-size:12px;
      font-weight:900;
      white-space:nowrap;
    }
    .apply-panel p{color:#d8e8e4;margin-bottom:20px}
    .apply-list{
      display:grid;
      gap:12px;
      padding:20px 0 0;
      border-top:1px solid rgba(255,255,255,.2);
      margin:0;
    }
    .apply-list li{
      list-style:none;
      display:flex;
      gap:10px;
      color:#fff;
      font-size:13px;
    }
    .apply-list b{
      flex:none;
      display:grid;
      place-items:center;
      width:22px;
      height:22px;
      border-radius:50%;
      background:var(--lime);
      color:var(--navy);
      font-size:12px;
    }
    .notice-bar{
      background:#fff;
      border-bottom:1px solid var(--line);
    }
    .notice-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:25px;
      min-height:78px;
    }
    .notice-inner p{margin:0;color:var(--muted)}
    .notice-inner strong{color:var(--navy);margin-right:8px}
    .split-grid{
      display:grid;
      grid-template-columns:.82fr 1.18fr;
      gap:78px;
      align-items:center;
    }
    .photo-frame{
      position:relative;
      padding:12px;
      border-radius:32px;
      background:#e6f2ed;
    }
    .photo-frame img{height:430px;border-radius:24px}
    .photo-badge{
      position:absolute;
      right:-22px;
      bottom:28px;
      max-width:180px;
      padding:18px;
      border-radius:18px;
      background:var(--navy);
      color:#fff;
      box-shadow:var(--shadow-sm);
    }
    .photo-badge strong{display:block;color:var(--lime);font-size:26px}
    .content h2{
      color:var(--navy);
      font-size:clamp(30px,4vw,46px);
      margin:14px 0 18px;
      letter-spacing:-.04em;
    }
    .content p{color:var(--muted);font-size:16px}
    .check-list{
      display:grid;
      gap:14px;
      padding:0;
      margin:28px 0 0;
    }
    .check-list li{
      list-style:none;
      display:flex;
      gap:13px;
      color:#42565a;
    }
    .check-list li:before{
      content:"✓";
      flex:none;
      display:grid;
      place-items:center;
      width:23px;
      height:23px;
      border-radius:50%;
      color:#fff;
      background:var(--green);
      font-size:12px;
      font-weight:900;
      margin-top:3px;
    }
    .rights-section{background:var(--soft)}
    .rights-layout{
      display:grid;
      grid-template-columns:.72fr 1.28fr;
      gap:25px;
      align-items:stretch;
    }
    .rights-intro{
      padding:36px;
      border-radius:var(--radius);
      background:var(--navy);
      color:#fff;
    }
    .rights-intro h3{font-size:29px;margin:17px 0}
    .rights-intro p{color:#c8ded8}
    .mini-stat{
      display:flex;
      gap:12px;
      align-items:center;
      padding-top:25px;
      margin-top:28px;
      border-top:1px solid rgba(255,255,255,.2);
    }
    .mini-stat strong{font-size:30px;color:var(--lime)}
    .mini-stat span{font-size:13px;color:#c8ded8}
    .rights-list{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:15px;
    }
    .right-card{
      padding:25px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:18px;
      transition:.25s;
    }
    .right-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:var(--mint)}
    .right-icon{
      width:43px;
      height:43px;
      display:grid;
      place-items:center;
      border-radius:13px;
      background:#e8f7f1;
      color:var(--green);
      font-size:20px;
      font-weight:900;
    }
    .right-card h3{margin:18px 0 8px;color:var(--navy);font-size:19px}
    .right-card p{margin:0;color:var(--muted);font-size:14px}
    .levels{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .level-card{
      position:relative;
      padding:30px;
      min-height:290px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:0 5px 20px rgba(16,57,57,.03);
      overflow:hidden;
      transition:.25s;
    }
    .level-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .level-card.featured{background:#eff9f4;border:2px solid var(--green)}
    .level-card:after{
      content:"";
      position:absolute;
      width:120px;
      height:120px;
      border-radius:50%;
      right:-42px;
      bottom:-45px;
      background:rgba(217,242,124,.38);
    }
    .level-card h3{font-size:24px;color:var(--navy);margin:18px 0 8px}
    .level-card p{color:var(--muted);font-size:14px;position:relative;z-index:1}
    .level-price{
      color:var(--green);
      font-weight:900;
      font-size:15px;
      position:relative;
      z-index:1;
    }
    .scenario-section{background:#fff}
    .scenario-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:20px;
    }
    .scenario-main{
      position:relative;
      min-height:390px;
      overflow:hidden;
      border-radius:var(--radius);
      color:#fff;
    }
    .scenario-main img{height:100%;position:absolute;inset:0}
    .scenario-main:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(0deg,rgba(10,45,48,.9),rgba(10,45,48,.08));
    }
    .scenario-copy{position:absolute;left:32px;right:32px;bottom:28px;z-index:1}
    .scenario-copy h3{font-size:30px;margin:12px 0 7px}
    .scenario-copy p{color:#d9ece8;margin:0;max-width:580px}
    .scenario-side{display:grid;gap:20px}
    .scenario-item{
      display:flex;
      flex-direction:column;
      justify-content:center;
      padding:28px;
      border-radius:var(--radius);
      background:var(--soft);
      border:1px solid var(--line);
    }
    .scenario-item h3{color:var(--navy);margin:0 0 8px;font-size:21px}
    .scenario-item p{color:var(--muted);margin:0;font-size:14px}
    .steps-section{background:var(--navy);color:#fff}
    .steps-section .section-head h2{color:#fff}
    .steps-section .section-head p{color:#c8ded8}
    .steps{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:0;
      counter-reset:step;
    }
    .step{
      position:relative;
      padding:26px 28px 20px 0;
      margin-right:24px;
      border-top:1px solid rgba(255,255,255,.28);
    }
    .step:before{
      counter-increment:step;
      content:"0" counter(step);
      display:block;
      color:var(--lime);
      font-weight:900;
      font-size:14px;
      margin-bottom:24px;
    }
    .step:not(:last-child):after{
      content:"→";
      position:absolute;
      right:0;
      top:55px;
      color:var(--orange);
      font-size:24px;
    }
    .step h3{font-size:19px;margin:0 0 10px}
    .step p{color:#c8ded8;font-size:14px;margin:0}
    .evidence-grid{
      display:grid;
      grid-template-columns:.95fr 1.05fr;
      gap:65px;
      align-items:center;
    }
    .evidence-image img{height:385px;border-radius:28px}
    .quote-box{
      padding:32px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:var(--shadow-sm);
    }
    .quote-box blockquote{
      margin:0 0 25px;
      color:var(--navy);
      font-size:23px;
      line-height:1.55;
      font-weight:800;
    }
    .quote-box cite{font-style:normal;color:var(--muted);font-size:14px}
    .numbers{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:15px;
      margin-top:28px;
    }
    .number{
      padding:18px;
      border-radius:15px;
      background:var(--soft);
    }
    .number strong{display:block;color:var(--green);font-size:28px}
    .number span{color:var(--muted);font-size:12px}
    .faq-section{background:var(--soft)}
    .faq-layout{
      display:grid;
      grid-template-columns:.75fr 1.25fr;
      gap:75px;
      align-items:start;
    }
    .faq-layout h2{color:var(--navy);font-size:42px;margin:15px 0}
    .faq-layout > div > p{color:var(--muted)}
    .faq-list{display:grid;gap:12px}
    details{
      padding:20px 23px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:15px;
    }
    summary{
      cursor:pointer;
      list-style:none;
      color:var(--navy);
      font-weight:800;
      padding-right:20px;
      position:relative;
    }
    summary::-webkit-details-marker{display:none}
    summary:after{
      content:"+";
      position:absolute;
      right:0;
      color:var(--green);
      font-size:22px;
      top:-5px;
    }
    details[open] summary:after{content:"−"}
    details p{color:var(--muted);font-size:14px;margin:13px 0 0}
    .cta{
      padding:82px 0;
      background:linear-gradient(105deg,var(--green-dark),var(--navy));
      color:#fff;
    }
    .cta-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:30px;
    }
    .cta h2{font-size:clamp(30px,4vw,48px);margin:14px 0}
    .cta p{max-width:620px;color:#cbe3dd;margin:0}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:none}
    footer{background:#102f35;color:#c5d9d4}
    .footer-top{
      display:grid;
      grid-template-columns:1fr .8fr;
      gap:80px;
      padding:58px 0 40px;
    }
    footer .brand{color:#fff}
    footer .brand-mark{color:var(--lime)}
    footer p{max-width:450px;color:#9fbab4;margin:20px 0 0}
    .footer-links{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:13px 25px;
      align-content:start;
    }
    .footer-links a{color:#c5d9d4;font-size:14px;transition:.2s}
    .footer-links a:hover{color:var(--lime)}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:20px;
      padding:20px 0 27px;
      border-top:1px solid rgba(255,255,255,.13);
      color:#88a39e;
      font-size:12px;
    }
    .footer-bottom a:hover{color:var(--lime)}
    .search-message{
      position:fixed;
      right:24px;
      bottom:24px;
      z-index:50;
      max-width:310px;
      padding:15px 18px;
      border-radius:14px;
      background:var(--navy);
      color:#fff;
      box-shadow:var(--shadow);
      opacity:0;
      transform:translateY(15px);
      pointer-events:none;
      transition:.25s;
    }
    .search-message.show{opacity:1;transform:translateY(0)}
    @media(max-width:1100px){
      .nav{gap:15px}
      .nav-links a{padding:9px 7px;font-size:12px}
      .search{width:190px}
      .hero-grid{gap:35px}
    }
    @media(max-width:900px){
      .menu-btn{display:block}
      .nav-links{
        display:none;
        position:absolute;
        top:76px;
        left:24px;
        right:24px;
        padding:12px;
        flex-direction:column;
        align-items:stretch;
        background:#fff;
        border:1px solid var(--line);
        border-radius:17px;
        box-shadow:var(--shadow);
      }
      .nav-links.open{display:flex}
      .nav-links a{padding:12px 15px}
      .search{width:min(280px,35vw)}
      .hero-grid,.split-grid,.evidence-grid,.faq-layout{grid-template-columns:1fr;gap:38px}
      .page-hero{padding:88px 0}
      .apply-panel{max-width:580px}
      .rights-layout{grid-template-columns:1fr}
      .steps{grid-template-columns:repeat(2,1fr);gap:15px}
      .step{margin-right:0;padding-right:35px}
      .step:nth-child(2):after{display:none}
      .cta-inner{align-items:flex-start;flex-direction:column}
    }
    @media(max-width:650px){
      .container{width:min(var(--max),calc(100% - 32px))}
      .nav{min-height:68px}
      .search{display:none}
      .nav-links{top:68px;left:16px;right:16px}
      .section{padding:72px 0}
      .section-head{display:block;margin-bottom:30px}
      .section-head p{margin-top:18px}
      .page-hero{min-height:auto;padding:72px 0}
      .page-hero h1{font-size:43px}
      .hero-intro{font-size:16px}
      .notice-inner{display:block;padding:18px 0}
      .notice-inner .tag{margin-bottom:8px}
      .photo-frame img{height:310px}
      .photo-badge{right:12px;bottom:20px}
      .rights-list,.levels,.scenario-grid,.numbers{grid-template-columns:1fr}
      .scenario-main{min-height:330px}
      .steps{grid-template-columns:1fr}
      .step:not(:last-child):after{display:none}
      .footer-top{grid-template-columns:1fr;gap:30px;padding:45px 0 30px}
      .footer-bottom{display:block}
      .footer-bottom > div + div{margin-top:12px}
      .cta{padding:65px 0}
    }

/* roulang page: category2 */
:root{
      --ink:#17252b;
      --muted:#6d7e82;
      --soft:#f4f8f7;
      --paper:#fff;
      --line:#dce8e5;
      --green:#087f70;
      --green-dark:#075c55;
      --mint:#bce9d9;
      --lime:#d9f27c;
      --orange:#f49b55;
      --navy:#123b43;
      --cream:#fff8ef;
      --radius:24px;
      --radius-sm:14px;
      --shadow:0 20px 60px rgba(16,57,57,.12);
      --shadow-sm:0 10px 28px rgba(16,57,57,.08);
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:#fbfdfc;
      font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;
      font-size:15px;
      line-height:1.75;
    }
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{line-height:1.25}
    a{color:inherit;text-decoration:none}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      color:var(--green);font-size:12px;font-weight:800;
      letter-spacing:.14em
    }
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--orange);border-radius:2px}
    .section{padding:104px 0}
    .section-head{
      display:flex;justify-content:space-between;align-items:end;
      gap:30px;margin-bottom:42px
    }
    .section-head h2{font-size:clamp(30px,4vw,48px);margin:13px 0 0;color:var(--navy)}
    .section-head p{max-width:520px;color:var(--muted);font-size:16px;margin-bottom:0}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:10px;
      min-height:48px;padding:0 23px;border-radius:999px;
      font-weight:800;transition:.25s ease;border:1px solid transparent
    }
    .btn:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(8,127,112,.2)}
    .btn:focus,input:focus,summary:focus{outline:3px solid rgba(244,155,85,.45);outline-offset:3px}
    .btn-primary{background:var(--lime);color:#19352d}
    .btn-dark{background:var(--navy);color:#fff}
    .btn-light{background:#fff;color:var(--green-dark);border-color:var(--line)}
    .tag{
      display:inline-block;padding:6px 11px;border-radius:8px;
      background:#edf7f3;color:var(--green-dark);font-size:12px;font-weight:800
    }
    header{
      position:sticky;top:0;z-index:20;background:rgba(255,255,255,.93);
      backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,232,229,.8)
    }
    .nav{height:76px;display:flex;align-items:center;gap:28px}
    .brand{
      display:flex;align-items:center;gap:11px;min-width:max-content;
      font-size:21px;font-weight:900;color:var(--navy)
    }
    .brand-mark{
      width:36px;height:36px;border-radius:11px;background:var(--green);
      display:grid;place-items:center;color:var(--lime);font-weight:900;
      box-shadow:inset 0 -5px 0 rgba(0,0,0,.1)
    }
    .nav-links{display:flex;align-items:center;gap:4px}
    .nav-links a{
      padding:10px 12px;color:#5b6c70;font-size:13px;font-weight:700;
      border-radius:10px;white-space:nowrap;transition:.2s
    }
    .nav-links a:hover,.nav-links a.active{color:var(--green);background:#eef8f4}
    .search{margin-left:auto;position:relative;width:245px}
    .search input{
      width:100%;height:42px;border:1px solid var(--line);border-radius:999px;
      background:#f7faf9;padding:0 42px 0 17px;color:var(--ink)
    }
    .search button{
      position:absolute;right:5px;top:5px;width:32px;height:32px;
      border-radius:50%;background:var(--green);color:#fff
    }
    .menu-btn{
      display:none;background:#eef8f4;color:var(--green);
      width:42px;height:42px;border-radius:12px;font-size:20px
    }

    .hero{
      min-height:620px;color:#fff;position:relative;overflow:hidden;
      background:
        linear-gradient(90deg,rgba(10,45,48,.95),rgba(10,45,48,.68)),
        url("/assets/images/backpic/back-2.webp") center/cover
    }
    .hero:before{
      content:"";position:absolute;width:520px;height:520px;border:1px solid rgba(217,242,124,.25);
      border-radius:50%;right:-180px;top:-170px
    }
    .hero-grid{
      min-height:620px;display:grid;grid-template-columns:1.03fr .97fr;
      gap:65px;align-items:center;position:relative;z-index:1
    }
    .hero .eyebrow{color:var(--lime)}
    .hero h1{font-size:clamp(40px,6vw,72px);max-width:680px;margin:22px 0 24px}
    .hero h1 em{font-style:normal;color:var(--lime)}
    .hero-intro{font-size:18px;line-height:1.9;color:#d9ece8;max-width:650px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:32px}
    .campaign{
      background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);
      border-radius:28px;padding:27px;backdrop-filter:blur(15px);box-shadow:var(--shadow)
    }
    .campaign-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}
    .campaign-top strong{font-size:15px;color:#d9ece8}
    .campaign-status{padding:7px 12px;border-radius:999px;background:var(--lime);color:var(--navy);font-size:12px;font-weight:900}
    .campaign-main{display:grid;grid-template-columns:160px 1fr;gap:24px;align-items:center}
    .progress-ring{
      width:150px;height:150px;border-radius:50%;
      display:grid;place-items:center;
      background:conic-gradient(var(--lime) 0 68%,rgba(255,255,255,.18) 68% 100%);
      position:relative
    }
    .progress-ring:after{
      content:"";position:absolute;width:116px;height:116px;border-radius:50%;
      background:#174b50
    }
    .progress-ring div{position:relative;z-index:1;text-align:center}
    .progress-ring b{display:block;font-size:29px;color:var(--lime);line-height:1}
    .progress-ring span{font-size:11px;color:#d9ece8}
    .campaign h3{font-size:27px;margin:0 0 10px}
    .campaign p{color:#d8e8e4;margin:0 0 16px;font-size:13px}
    .progress-line{height:8px;background:rgba(255,255,255,.16);border-radius:10px;overflow:hidden;margin:8px 0 7px}
    .progress-line i{display:block;width:68%;height:100%;background:var(--lime);border-radius:10px}
    .progress-meta{display:flex;justify-content:space-between;color:#d8e8e4;font-size:12px}
    .pledge-list{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-top:25px}
    .pledge{padding:13px 10px;border:1px solid rgba(255,255,255,.2);border-radius:13px;background:rgba(255,255,255,.08)}
    .pledge strong{display:block;color:var(--lime);font-size:16px}
    .pledge span{display:block;color:#d8e8e4;font-size:11px;margin-top:3px}

    .trust{background:#fff;border-bottom:1px solid var(--line)}
    .trust-items{display:grid;grid-template-columns:repeat(4,1fr);padding:22px 0;gap:20px}
    .trust-item{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:13px}
    .trust-item strong{display:block;color:var(--navy);font-size:16px}
    .trust-icon{
      width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
      color:var(--green);background:#edf7f3;font-weight:900
    }

    .overview{background:var(--soft)}
    .overview-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:75px;align-items:center}
    .overview-photo{position:relative}
    .overview-photo img{height:470px;border-radius:30px}
    .photo-note{
      position:absolute;right:-24px;bottom:28px;width:190px;padding:18px;
      background:var(--lime);border-radius:18px;color:#23423a;box-shadow:var(--shadow-sm)
    }
    .photo-note b{font-size:27px;display:block;line-height:1.1}
    .overview-copy h2{font-size:clamp(30px,4vw,48px);color:var(--navy);margin:15px 0 20px}
    .overview-copy>p{font-size:17px;color:#52676a}
    .check-list{display:grid;gap:14px;margin:28px 0 0;padding:0}
    .check-list li{list-style:none;display:flex;gap:12px;color:#40575a}
    .check-list li:before{
      content:"✓";flex:none;width:23px;height:23px;display:grid;place-items:center;
      border-radius:50%;background:var(--green);color:#fff;font-size:12px;font-weight:900
    }

    .module-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:58px;align-items:start}
    .module-intro{position:sticky;top:110px}
    .module-intro h2{font-size:42px;color:var(--navy);margin:14px 0}
    .module-intro p{color:var(--muted);font-size:16px}
    .module-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .module-card{
      min-height:230px;padding:25px;border:1px solid var(--line);border-radius:var(--radius-sm);
      background:#fff;transition:.25s;position:relative;overflow:hidden
    }
    .module-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:var(--mint)}
    .module-card:nth-child(2){background:#eef8f4}
    .module-card:nth-child(3){background:var(--cream)}
    .module-card:nth-child(4){background:#f2f6fb}
    .module-number{font-size:12px;color:var(--orange);font-weight:900;letter-spacing:.1em}
    .module-card h3{font-size:22px;color:var(--navy);margin:18px 0 10px}
    .module-card p{color:var(--muted);font-size:14px;margin-bottom:0}
    .module-arrow{position:absolute;right:22px;bottom:20px;color:var(--green);font-size:20px}

    .scenario{background:var(--navy);color:#fff}
    .scenario .section-head h2{color:#fff}
    .scenario .section-head p{color:#bed3cf}
    .scenario-grid{display:grid;grid-template-columns:1.25fr .75fr .75fr;grid-template-rows:230px 230px;gap:17px}
    .scenario-card{position:relative;overflow:hidden;border-radius:20px;min-height:180px}
    .scenario-card:first-child{grid-row:span 2}
    .scenario-card img{height:100%;transition:.5s}
    .scenario-card:hover img{transform:scale(1.06)}
    .scenario-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,32,37,.9),transparent 70%)}
    .scenario-text{position:absolute;z-index:1;left:22px;right:22px;bottom:20px}
    .scenario-text h3{font-size:21px;margin:0 0 4px}
    .scenario-text p{font-size:13px;color:#d4e4e0;margin:0}

    .process{background:#fff}
    .process-layout{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
    .process-copy h2{font-size:42px;color:var(--navy);margin:15px 0 17px}
    .process-copy>p{color:var(--muted);font-size:16px}
    .steps{display:grid;gap:0;margin-top:28px}
    .step{display:grid;grid-template-columns:45px 1fr;gap:17px;position:relative;padding-bottom:27px}
    .step:not(:last-child):after{content:"";position:absolute;left:21px;top:43px;width:1px;height:calc(100% - 28px);background:var(--line)}
    .step-no{
      width:43px;height:43px;border-radius:50%;display:grid;place-items:center;
      background:#edf7f3;color:var(--green);font-weight:900;position:relative;z-index:1
    }
    .step h3{font-size:18px;color:var(--navy);margin:2px 0 5px}
    .step p{font-size:13px;color:var(--muted);margin:0}
    .process-panel{background:var(--soft);border-radius:28px;padding:30px}
    .process-panel img{height:260px;border-radius:18px;margin-bottom:24px}
    .process-panel h3{font-size:24px;color:var(--navy);margin-bottom:9px}
    .process-panel p{color:var(--muted);margin-bottom:0}

    .proof{background:var(--cream)}
    .proof-grid{display:grid;grid-template-columns:1fr .9fr;gap:70px;align-items:center}
    .proof h2{font-size:42px;color:var(--navy);margin:15px 0}
    .proof-copy>p{font-size:17px;color:#586568}
    .quote{
      margin:28px 0 0;padding:23px 25px;border-left:4px solid var(--orange);
      background:#fff;border-radius:0 18px 18px 0;box-shadow:var(--shadow-sm)
    }
    .quote p{font-size:17px;color:var(--navy);font-weight:700;margin-bottom:12px}
    .quote span{font-size:13px;color:var(--muted)}
    .proof-image{position:relative}
    .proof-image img{height:390px;border-radius:28px}
    .proof-stat{
      position:absolute;left:-25px;top:25px;background:var(--green);color:#fff;
      padding:17px 21px;border-radius:17px;box-shadow:var(--shadow-sm)
    }
    .proof-stat b{display:block;font-size:30px;color:var(--lime);line-height:1}
    .proof-stat span{font-size:12px}

    .comparison{background:var(--soft)}
    .comparison-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
    .compare-card{padding:26px;border:1px solid var(--line);background:#fff;border-radius:20px}
    .compare-card.featured{background:var(--green);color:#fff;transform:translateY(-12px);box-shadow:var(--shadow)}
    .compare-card h3{font-size:23px;color:var(--navy);margin:15px 0 8px}
    .compare-card.featured h3{color:#fff}
    .compare-card p{color:var(--muted);font-size:14px;min-height:66px}
    .compare-card.featured p{color:#d8e8e4}
    .compare-list{padding:0;margin:20px 0 0;display:grid;gap:11px}
    .compare-list li{list-style:none;font-size:13px;display:flex;gap:9px;color:#526466}
    .compare-card.featured .compare-list li{color:#e5f1ed}
    .compare-list li:before{content:"✓";color:var(--green);font-weight:900}
    .compare-card.featured .compare-list li:before{color:var(--lime)}

    .faq{background:#fff}
    .faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:75px}
    .faq-title h2{font-size:42px;color:var(--navy);margin:15px 0}
    .faq-title p{color:var(--muted);font-size:16px}
    .faq-list{display:grid;gap:12px}
    details{border:1px solid var(--line);border-radius:15px;background:#fff;padding:0 20px}
    summary{list-style:none;cursor:pointer;padding:19px 34px 19px 0;font-weight:800;color:var(--navy);position:relative}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:0;top:14px;font-size:23px;color:var(--green);font-weight:400}
    details[open] summary:after{content:"−"}
    details p{color:var(--muted);font-size:14px;padding:0 0 18px;margin:0}

    .cta{
      padding:78px 0;background:var(--green);color:#fff;position:relative;overflow:hidden
    }
    .cta:after{content:"";position:absolute;width:360px;height:360px;border:1px solid rgba(217,242,124,.35);border-radius:50%;right:-80px;top:-190px}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:35px;position:relative;z-index:1}
    .cta h2{font-size:clamp(30px,4vw,48px);margin:13px 0 10px;color:#fff}
    .cta p{color:#d8e8e4;max-width:650px;font-size:16px;margin-bottom:0}
    .cta .eyebrow{color:var(--lime)}

    footer{background:#102f35;color:#d3e2df;padding:54px 0 22px}
    .footer-top{display:grid;grid-template-columns:1.3fr .7fr;gap:70px;padding-bottom:42px}
    footer .brand{color:#fff}
    footer .brand-mark{color:var(--lime)}
    footer p{max-width:510px;color:#9fb8b3;margin:20px 0 0}
    .footer-links{display:grid;grid-template-columns:1fr 1fr;gap:14px 22px;align-content:start}
    .footer-links a{color:#cfe0dc;font-size:14px;transition:.2s}
    .footer-links a:hover{color:var(--lime)}
    .footer-bottom{
      border-top:1px solid rgba(255,255,255,.13);padding-top:20px;
      display:flex;justify-content:space-between;gap:20px;color:#91aaa6;font-size:12px
    }
    .footer-bottom a:hover{color:var(--lime)}

    @media(max-width:1100px){
      .nav{gap:15px}
      .nav-links a{padding:9px 7px;font-size:12px}
      .search{width:190px}
      .hero-grid{gap:35px}
    }
    @media(max-width:900px){
      .hero-grid,.overview-grid,.process-layout,.proof-grid,.faq-layout{grid-template-columns:1fr;gap:42px}
      .hero{padding:76px 0}
      .hero-grid{min-height:0}
      .module-layout{grid-template-columns:1fr;gap:30px}
      .module-intro{position:static}
      .scenario-grid{grid-template-columns:1fr 1fr;grid-template-rows:230px 190px}
      .scenario-card:first-child{grid-row:auto;grid-column:span 2}
      .trust-items{grid-template-columns:repeat(2,1fr)}
      .comparison-grid{grid-template-columns:1fr}
      .compare-card.featured{transform:none}
      .footer-top{grid-template-columns:1fr;gap:30px}
    }
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 34px))}
      .nav{height:68px}
      .nav-links{
        display:none;position:absolute;left:17px;right:17px;top:76px;
        padding:12px;background:#fff;border:1px solid var(--line);border-radius:18px;
        box-shadow:var(--shadow);flex-direction:column;align-items:stretch
      }
      .nav-links.open{display:flex}
      .nav-links a{padding:12px 14px}
      .search{width:auto;flex:1}
      .menu-btn{display:block}
      .hero h1{font-size:47px}
      .campaign-main{grid-template-columns:130px 1fr;gap:16px}
      .progress-ring{width:125px;height:125px}
      .progress-ring:after{width:97px;height:97px}
      .section{padding:76px 0}
      .section-head{display:block;margin-bottom:30px}
      .section-head p{margin-top:15px}
      .overview-photo img{height:360px}
      .photo-note{right:15px}
      .module-grid{grid-template-columns:1fr}
      .scenario-grid{grid-template-columns:1fr;grid-template-rows:auto}
      .scenario-card,.scenario-card:first-child{grid-column:auto;grid-row:auto;height:250px}
      .process-panel img{height:220px}
      .proof-image img{height:320px}
      .cta-inner{display:block}
      .cta .btn{margin-top:25px}
      .footer-bottom{display:block;line-height:2}
      .footer-bottom>div+div{margin-top:9px}
    }
    @media(max-width:520px){
      .brand{font-size:18px}
      .brand-mark{width:33px;height:33px}
      .search{display:none}
      .hero{padding:58px 0}
      .hero h1{font-size:39px}
      .hero-intro{font-size:16px}
      .hero-actions .btn{width:100%}
      .campaign{padding:20px}
      .campaign-main{grid-template-columns:1fr}
      .progress-ring{margin:auto}
      .pledge-list{grid-template-columns:1fr}
      .trust-items{grid-template-columns:1fr}
      .module-intro h2,.process-copy h2,.proof h2,.faq-title h2{font-size:34px}
      .section-head h2{font-size:34px}
      .overview-photo img{height:290px}
      .photo-note{position:relative;right:auto;bottom:auto;margin:-35px 15px 0 auto}
      .footer-links{grid-template-columns:1fr}
    }

/* roulang page: category4 */
:root{
 --ink:#17252b;
 --muted:#6d7e82;
 --soft:#f4f8f7;
 --paper:#fff;
 --line:#dce8e5;
 --green:#087f70;
 --green-dark:#075c55;
 --mint:#bce9d9;
 --lime:#d9f27c;
 --orange:#f49b55;
 --navy:#123b43;
 --radius:24px;
 --radius-sm:14px;
 --shadow:0 20px 60px rgba(16,57,57,.12);
 --shadow-sm:0 10px 28px rgba(16,57,57,.08);
 --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fbfdfc;line-height:1.75;font-size:15px}
a{color:inherit;text-decoration:none}
img{display:block;width:100%;max-width:100%;object-fit:cover}
button,input{font:inherit}
button{border:0;cursor:pointer}
h1,h2,h3,h4,p{margin-top:0}
.container{width:min(var(--max),calc(100% - 48px));margin:auto}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:12px;font-weight:800;letter-spacing:.14em}
.eyebrow:before{content:"";width:26px;height:2px;background:var(--orange);border-radius:2px}
.section{padding:96px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:40px}
.section-head h2{font-size:clamp(28px,4vw,44px);line-height:1.2;color:var(--navy);margin:13px 0 0}
.section-head p{max-width:520px;color:var(--muted);font-size:16px;margin-bottom:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 23px;border-radius:999px;font-weight:800;transition:.25s ease;border:1px solid transparent}
.btn:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(8,127,112,.2)}
.btn:focus,input:focus,summary:focus{outline:3px solid rgba(244,155,85,.45);outline-offset:3px}
.btn-primary{background:var(--lime);color:#19352d}
.btn-dark{background:var(--navy);color:#fff}
.btn-light{background:#fff;color:var(--green-dark);border-color:var(--line)}
.tag{display:inline-block;padding:6px 11px;border-radius:8px;background:#edf7f3;color:var(--green-dark);font-size:12px;font-weight:800}
header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.93);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,232,229,.8)}
.nav{height:76px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:11px;min-width:max-content;font-size:21px;font-weight:900;color:var(--navy)}
.brand-mark{width:36px;height:36px;border-radius:11px;background:var(--green);display:grid;place-items:center;color:var(--lime);font-weight:900;box-shadow:inset 0 -5px 0 rgba(0,0,0,.1)}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{padding:10px 12px;color:#5b6c70;font-size:13px;font-weight:700;border-radius:10px;white-space:nowrap;transition:.2s}
.nav-links a:hover,.nav-links a.active{color:var(--green);background:#eef8f4}
.search{margin-left:auto;position:relative;width:245px}
.search input{width:100%;height:42px;border:1px solid var(--line);border-radius:999px;background:#f7faf9;padding:0 42px 0 17px;color:var(--ink)}
.search button{position:absolute;right:5px;top:5px;width:32px;height:32px;border-radius:50%;background:var(--green);color:#fff}
.menu-btn{display:none;background:#eef8f4;color:var(--green);width:42px;height:42px;border-radius:12px;font-size:20px}
.hero{min-height:620px;background:linear-gradient(90deg,rgba(10,45,48,.95),rgba(10,45,48,.62)),url("/assets/images/backpic/back-2.webp") center/cover;display:flex;align-items:center;color:#fff;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 82% 35%,rgba(217,242,124,.2),transparent 30%)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center;position:relative;z-index:1}
.hero h1{font-size:clamp(42px,6vw,74px);line-height:1.12;max-width:680px;margin:21px 0 24px}
.hero h1 em{font-style:normal;color:var(--lime)}
.hero-intro{font-size:18px;line-height:1.9;color:#d9ece8;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:32px}
.hero .eyebrow{color:var(--lime)}
.poster{position:relative;min-height:430px;border:1px solid rgba(255,255,255,.3);border-radius:30px;overflow:hidden;box-shadow:var(--shadow)}
.poster img{height:430px;opacity:.78}
.poster-content{position:absolute;inset:0;padding:30px;display:flex;flex-direction:column;justify-content:space-between;background:linear-gradient(180deg,rgba(7,34,38,.2),rgba(7,34,38,.88))}
.poster-top{display:flex;justify-content:space-between;align-items:center}
.hot{padding:8px 13px;border-radius:99px;background:var(--orange);color:#fff;font-size:12px;font-weight:900}
.poster h2{font-size:34px;line-height:1.25;margin:0 0 8px}
.poster p{color:#d8e8e4;margin-bottom:0}
.activity-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-top:25px}
.activity-tabs a{padding:11px 17px;border:1px solid var(--line);border-radius:999px;color:var(--muted);background:#fff;transition:.2s}
.activity-tabs a:hover,.activity-tabs a.active{background:var(--green);color:#fff;border-color:var(--green)}
.featured-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}
.feature-card,.info-card,.scene-card,.quote-card,.step-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden}
.feature-card{display:grid;grid-template-columns:.9fr 1.1fr}
.feature-card img{height:100%;min-height:330px}
.feature-copy{padding:35px}
.feature-copy h3{font-size:29px;line-height:1.3;color:var(--navy);margin:16px 0}
.feature-copy p{color:var(--muted)}
.feature-copy ul{padding:0;margin:23px 0;display:grid;gap:11px}
.feature-copy li{list-style:none;color:#40575a}
.feature-copy li:before{content:"✓";color:var(--green);font-weight:900;margin-right:10px}
.side-stack{display:grid;gap:24px}
.info-card{padding:28px}
.info-card h3{color:var(--navy);font-size:22px;margin-bottom:10px}
.info-card p{color:var(--muted);margin-bottom:0}
.schedule{background:var(--navy);color:#fff}
.schedule .section-head h2{color:#fff}
.schedule .section-head p{color:#bad2cc}
.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
.timeline-item{position:relative;padding:22px 28px 15px;border-left:1px solid rgba(255,255,255,.25)}
.timeline-item:first-child{border-left:0}
.timeline-item:before{content:"";width:12px;height:12px;background:var(--lime);border-radius:50%;position:absolute;left:-6px;top:3px;box-shadow:0 0 0 6px rgba(217,242,124,.12)}
.timeline-item:first-child:before{left:0}
.timeline-item time{display:block;color:var(--lime);font-weight:900;font-size:14px;margin-bottom:12px}
.timeline-item h3{font-size:21px;margin-bottom:9px}
.timeline-item p{color:#c3d9d3;font-size:14px;margin:0}
.split{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px;align-items:center}
.split-image{position:relative}
.split-image img{height:440px;border-radius:30px}
.image-label{position:absolute;right:-18px;bottom:24px;background:var(--lime);color:var(--navy);padding:17px 20px;border-radius:17px;font-weight:900;box-shadow:var(--shadow-sm)}
.check-list{display:grid;gap:20px;padding:0;margin:28px 0}
.check-list li{list-style:none;display:grid;grid-template-columns:38px 1fr;gap:14px}
.check-list b{width:38px;height:38px;border-radius:13px;background:#e9f7f1;color:var(--green);display:grid;place-items:center}
.check-list strong{display:block;color:var(--navy);font-size:17px}
.check-list span{display:block;color:var(--muted);font-size:14px;margin-top:3px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.step-card{padding:24px;position:relative}
.step-no{font-size:35px;font-weight:900;color:var(--mint);line-height:1}
.step-card h3{font-size:18px;color:var(--navy);margin:18px 0 8px}
.step-card p{color:var(--muted);font-size:13px;margin-bottom:0}
.scene-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}
.scene-card{position:relative;min-height:265px;overflow:hidden}
.scene-card img{height:265px;transition:.5s}
.scene-card:hover img{transform:scale(1.06)}
.scene-card:after{content:"";position:absolute;inset:35% 0 0;background:linear-gradient(transparent,rgba(10,42,45,.9))}
.scene-copy{position:absolute;z-index:1;bottom:21px;left:24px;right:24px;color:#fff}
.scene-copy h3{font-size:21px;margin-bottom:5px}
.scene-copy p{font-size:13px;color:#d7e8e3;margin:0}
.metrics{background:#eef8f4}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:20px;overflow:hidden}
.metric{background:#fff;padding:28px;text-align:center}
.metric strong{display:block;color:var(--green);font-size:36px;line-height:1.2}
.metric span{color:var(--muted);font-size:13px}
.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:65px;align-items:start}
.faq-grid h2{color:var(--navy);font-size:38px;line-height:1.25}
.faq-list{display:grid;gap:12px}
details{background:#fff;border:1px solid var(--line);border-radius:15px;padding:18px 21px}
summary{cursor:pointer;font-weight:800;color:var(--navy);list-style:none;display:flex;justify-content:space-between}
summary::-webkit-details-marker{display:none}
summary:after{content:"＋";color:var(--green);font-size:20px}
details[open] summary:after{content:"－"}
details p{color:var(--muted);font-size:14px;margin:13px 0 0}
.cta{padding:72px 0}
.cta-box{background:linear-gradient(120deg,var(--green-dark),var(--navy));border-radius:30px;padding:54px 62px;color:#fff;display:flex;justify-content:space-between;align-items:center;gap:30px;position:relative;overflow:hidden}
.cta-box:after{content:"";position:absolute;width:280px;height:280px;border:1px solid rgba(217,242,124,.3);border-radius:50%;right:-70px;top:-110px}
.cta-box h2{font-size:35px;line-height:1.25;margin:12px 0}
.cta-box p{color:#c7dfd9;margin:0;max-width:650px}
footer{background:#102f35;color:#d4e5e1;padding:54px 0 22px}
.footer-top{display:flex;justify-content:space-between;gap:50px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.15)}
footer .brand{color:#fff}
footer .brand-mark{background:var(--lime);color:var(--navy)}
.footer-top p{color:#a9c4be;max-width:430px;margin:18px 0 0}
.footer-links{display:grid;grid-template-columns:repeat(2,auto);gap:12px 42px;align-content:start}
.footer-links a{color:#cce0db;font-size:14px;transition:.2s}
.footer-links a:hover{color:var(--lime)}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#91ada7;font-size:12px}
.footer-bottom a:hover{color:var(--lime)}
.notice{margin-top:20px;color:var(--orange);font-size:13px;min-height:24px}
@media(max-width:1024px){
 .nav{gap:14px}.nav-links a{padding:9px 7px;font-size:12px}.search{width:190px}
 .hero-grid{gap:35px}.section{padding:78px 0}.split{gap:40px}
}
@media(max-width:768px){
 .container{width:min(var(--max),calc(100% - 32px))}
 .nav{height:68px}.menu-btn{display:block;margin-left:auto}.search{width:auto;flex:1;max-width:220px;margin-left:auto}
 .nav-links{display:none;position:absolute;left:16px;right:16px;top:76px;background:#fff;padding:12px;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
 .nav-links.open{display:flex}.nav-links a{padding:12px 15px}
 .hero{min-height:auto;padding:85px 0}.hero-grid,.featured-grid,.split,.faq-grid{grid-template-columns:1fr}
 .poster{min-height:360px}.poster img{height:360px}
 .section-head{display:block}.section-head p{margin-top:17px}
 .timeline{grid-template-columns:1fr;gap:20px}.timeline-item{border-left:0;border-top:1px solid rgba(255,255,255,.25);padding-left:25px}.timeline-item:first-child{border-top:0}.timeline-item:before,.timeline-item:first-child:before{left:0;top:-6px}
 .steps{grid-template-columns:1fr 1fr}.scene-grid{grid-template-columns:1fr 1fr}.metric-grid{grid-template-columns:1fr 1fr}
 .cta-box{display:block;padding:38px 28px}.cta-box .btn{margin-top:25px}
 .footer-top,.footer-bottom{display:block}.footer-links{margin-top:30px}
 .footer-bottom div+div{margin-top:12px}
}
@media(max-width:520px){
 body{font-size:14px}.brand{font-size:18px}.brand-mark{width:32px;height:32px}.search{display:none}
 .hero h1{font-size:43px}.hero-intro{font-size:16px}.hero-actions .btn{width:100%}
 .feature-card{display:block}.feature-card img{height:230px;min-height:0}.feature-copy{padding:25px}
 .split-image img{height:320px}.image-label{right:10px;bottom:15px}
 .steps,.scene-grid{grid-template-columns:1fr}.metric strong{font-size:29px}.metric{padding:20px 8px}
 .faq-grid h2{font-size:30px}.cta-box h2{font-size:28px}
}

/* roulang page: category6 */
:root{
      --ink:#17252b;
      --muted:#6d7e82;
      --soft:#f4f8f7;
      --paper:#ffffff;
      --line:#dce8e5;
      --green:#087f70;
      --green-dark:#075c55;
      --mint:#bce9d9;
      --lime:#d9f27c;
      --orange:#f49b55;
      --navy:#123b43;
      --radius:24px;
      --radius-sm:14px;
      --shadow:0 20px 60px rgba(16,57,57,.12);
      --shadow-sm:0 10px 28px rgba(16,57,57,.08);
      --max:1180px;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;
      color:var(--ink);
      background:#fbfdfc;
      line-height:1.75;
      font-size:15px;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:auto}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;color:var(--green);
      font-size:12px;font-weight:800;letter-spacing:.14em
    }
    .eyebrow:before{content:"";width:26px;height:2px;background:var(--orange);border-radius:2px}
    .section{padding:100px 0}
    .section-head{
      display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:42px
    }
    .section-head h2{font-size:clamp(28px,4vw,46px);line-height:1.2;color:var(--navy);margin-top:12px}
    .section-head p{max-width:530px;color:var(--muted);font-size:16px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:10px;
      min-height:48px;padding:0 23px;border-radius:999px;font-weight:800;
      transition:.25s ease;border:1px solid transparent
    }
    .btn:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(8,127,112,.2)}
    .btn:focus,input:focus,summary:focus{outline:3px solid rgba(244,155,85,.45);outline-offset:3px}
    .btn-primary{background:var(--lime);color:#19352d}
    .btn-dark{background:var(--navy);color:#fff}
    .btn-light{background:#fff;color:var(--green-dark);border-color:var(--line)}
    .tag{
      display:inline-block;padding:6px 11px;border-radius:8px;background:#edf7f3;
      color:var(--green-dark);font-size:12px;font-weight:800
    }
    header{
      position:sticky;top:0;z-index:20;background:rgba(255,255,255,.93);
      backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,232,229,.8)
    }
    .nav{height:76px;display:flex;align-items:center;gap:28px}
    .brand{
      display:flex;align-items:center;gap:11px;min-width:max-content;
      font-size:21px;font-weight:900;color:var(--navy)
    }
    .brand-mark{
      width:36px;height:36px;border-radius:11px;background:var(--green);
      display:grid;place-items:center;color:var(--lime);font-weight:900;
      box-shadow:inset 0 -5px 0 rgba(0,0,0,.1)
    }
    .nav-links{display:flex;align-items:center;gap:4px}
    .nav-links a{
      padding:10px 12px;color:#5b6c70;font-size:13px;font-weight:700;
      border-radius:10px;white-space:nowrap;transition:.2s
    }
    .nav-links a:hover,.nav-links a.active{color:var(--green);background:#eef8f4}
    .search{margin-left:auto;position:relative;width:245px}
    .search input{
      width:100%;height:42px;border:1px solid var(--line);border-radius:999px;
      background:#f7faf9;padding:0 42px 0 17px;color:var(--ink)
    }
    .search button{
      position:absolute;right:5px;top:5px;width:32px;height:32px;
      border-radius:50%;background:var(--green);color:#fff;font-size:19px
    }
    .menu-btn{
      display:none;background:#eef8f4;color:var(--green);
      width:42px;height:42px;border-radius:12px;font-size:20px
    }
    .page-hero{
      min-height:435px;padding:86px 0 78px;color:#fff;position:relative;overflow:hidden;
      background:
        linear-gradient(100deg,rgba(10,45,48,.94),rgba(10,45,48,.66)),
        url("/assets/images/backpic/back-2.webp") center/cover;
    }
    .page-hero:after{
      content:"";position:absolute;width:500px;height:500px;border:1px solid rgba(217,242,124,.28);
      border-radius:50%;right:-130px;top:-210px
    }
    .page-hero .container{position:relative;z-index:1}
    .page-hero .eyebrow{color:var(--lime)}
    .page-hero h1{font-size:clamp(40px,6vw,72px);line-height:1.12;margin:20px 0 22px;max-width:740px}
    .page-hero h1 em{font-style:normal;color:var(--lime)}
    .page-hero p{max-width:640px;color:#d9ece8;font-size:18px;line-height:1.9}
    .hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:30px}
    .hero-actions .btn-light{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.3);color:#fff}
    .route-strip{background:var(--navy);color:#d8e8e4}
    .route-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:24px 0}
    .route-item{display:flex;align-items:center;gap:13px}
    .route-item strong{display:block;color:#fff;font-size:16px}
    .route-item span{font-size:12px;color:#a9c4bf}
    .route-icon{
      width:40px;height:40px;border-radius:13px;background:rgba(217,242,124,.15);
      color:var(--lime);display:grid;place-items:center;font-weight:900
    }
    .intro-layout{display:grid;grid-template-columns:1fr 1.08fr;gap:72px;align-items:center}
    .intro-layout img{height:445px;border-radius:30px;box-shadow:var(--shadow)}
    .copy h2{font-size:clamp(29px,4vw,47px);line-height:1.25;color:var(--navy);margin:15px 0 20px}
    .copy p{color:var(--muted);font-size:16px;margin-bottom:18px}
    .copy strong{color:var(--green-dark)}
    .step-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;align-items:stretch}
    .steps-panel,.side-note{
      background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
      box-shadow:var(--shadow-sm)
    }
    .steps-panel{padding:18px 28px}
    .step{
      display:grid;grid-template-columns:56px 1fr;gap:18px;padding:24px 0;
      border-bottom:1px solid var(--line)
    }
    .step:last-child{border-bottom:0}
    .step-num{
      width:44px;height:44px;border-radius:14px;background:var(--green);color:var(--lime);
      display:grid;place-items:center;font-size:18px;font-weight:900
    }
    .step h3{color:var(--navy);font-size:19px;margin-bottom:5px}
    .step p{color:var(--muted)}
    .side-note{padding:32px;background:#eaf7f1;position:relative;overflow:hidden}
    .side-note:after{content:"";position:absolute;width:190px;height:190px;border-radius:50%;background:var(--mint);right:-70px;bottom:-70px;opacity:.65}
    .side-note>*{position:relative;z-index:1}
    .side-note h3{font-size:27px;color:var(--navy);margin:16px 0}
    .side-note ul{list-style:none;display:grid;gap:15px;margin-top:22px}
    .side-note li{display:flex;gap:11px;color:#48635f}
    .side-note li:before{content:"✓";color:var(--green);font-weight:900}
    .feature-band{background:var(--soft)}
    .feature-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:65px;align-items:start}
    .feature-layout h2{font-size:42px;color:var(--navy);line-height:1.25;margin-top:14px}
    .feature-layout>div>p{color:var(--muted);margin-top:18px}
    .feature-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .feature-card{
      padding:24px;background:#fff;border:1px solid var(--line);border-radius:18px;
      transition:.25s;min-height:165px
    }
    .feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:var(--mint)}
    .feature-card b{display:flex;align-items:center;gap:10px;color:var(--navy);font-size:17px;margin-bottom:10px}
    .feature-card b span{color:var(--orange);font-size:20px}
    .feature-card p{color:var(--muted);font-size:14px}
    .scenario-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}
    .scenario-main{
      min-height:390px;border-radius:var(--radius);overflow:hidden;position:relative;color:#fff;
      background:linear-gradient(0deg,rgba(10,45,48,.9),rgba(10,45,48,.12)),url("/assets/images/coverpic/cover-11.webp") center/cover
    }
    .scenario-main div{position:absolute;left:32px;right:32px;bottom:30px}
    .scenario-main h3{font-size:31px;margin:12px 0 8px}
    .scenario-main p{color:#d9ece8;max-width:550px}
    .scenario-side{display:grid;gap:18px}
    .scenario-card{
      padding:25px 27px;border:1px solid var(--line);border-radius:20px;background:#fff;
      display:flex;gap:18px;align-items:flex-start;transition:.25s
    }
    .scenario-card:hover{box-shadow:var(--shadow-sm);transform:translateX(4px)}
    .scenario-card .number{font-size:28px;color:var(--orange);font-weight:900;line-height:1}
    .scenario-card h3{font-size:18px;color:var(--navy);margin-bottom:5px}
    .scenario-card p{color:var(--muted);font-size:14px}
    .safety{background:var(--navy);color:#fff}
    .safety .section-head h2{color:#fff}
    .safety .section-head p{color:#bad0cc}
    .safety-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:24px}
    .safety-box{padding:31px;border:1px solid rgba(255,255,255,.16);border-radius:22px;background:rgba(255,255,255,.07)}
    .safety-box h3{font-size:22px;margin-bottom:18px;color:var(--lime)}
    .safety-box p{color:#c7dbd7;margin-bottom:14px}
    .safety-points{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .safety-points div{padding:15px;border-radius:14px;background:rgba(255,255,255,.08);color:#e9f4f1}
    .safety-points b{display:block;color:var(--lime);margin-bottom:3px}
    .checklist{list-style:none;display:grid;gap:15px}
    .checklist li{display:flex;gap:12px;color:#d6e7e3}
    .checklist li:before{content:"✓";display:grid;place-items:center;flex:none;width:23px;height:23px;border-radius:50%;background:var(--lime);color:var(--navy);font-weight:900}
    .quote-section{background:#f6fbf8}
    .quote-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:55px;align-items:center}
    .quote-layout img{height:300px;border-radius:26px}
    blockquote{font-size:25px;line-height:1.6;color:var(--navy);font-weight:700}
    blockquote:before{content:"“";color:var(--orange);font-size:70px;line-height:.5;vertical-align:-25px;margin-right:7px}
    .quote-author{margin-top:22px;color:var(--muted);font-size:14px}
    .faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:60px;align-items:start}
    .faq-intro h2{font-size:42px;color:var(--navy);line-height:1.25;margin:15px 0}
    .faq-intro p{color:var(--muted)}
    .faq-list{display:grid;gap:12px}
    details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:0 20px}
    summary{list-style:none;cursor:pointer;padding:20px 4px;color:var(--navy);font-weight:800;position:relative;padding-right:30px}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"＋";position:absolute;right:4px;color:var(--green);font-size:20px}
    details[open] summary:after{content:"−"}
    details p{color:var(--muted);padding:0 4px 20px;font-size:14px}
    .cta{
      margin-bottom:90px;border-radius:30px;padding:55px 65px;background:var(--green);
      color:#fff;position:relative;overflow:hidden
    }
    .cta:after{content:"";position:absolute;width:300px;height:300px;border:1px solid rgba(217,242,124,.35);border-radius:50%;right:-80px;top:-130px}
    .cta-content{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:clamp(27px,4vw,43px);line-height:1.25;margin:12px 0}
    .cta p{color:#d1e9e2;max-width:610px}
    footer{background:#102f35;color:#d7e7e3;padding:55px 0 22px}
    .footer-top{display:grid;grid-template-columns:1fr 1fr;gap:60px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.14)}
    footer .brand{color:#fff}
    footer .brand-mark{background:var(--lime);color:var(--navy)}
    footer p{color:#a9c4bf;max-width:470px;margin-top:18px}
    .footer-links{display:flex;justify-content:flex-end;align-items:flex-start;flex-wrap:wrap;gap:10px 25px}
    .footer-links a{color:#d7e7e3;font-size:14px;transition:.2s}
    .footer-links a:hover{color:var(--lime)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;color:#8eaaa5;font-size:12px}
    .footer-bottom a{color:#d7e7e3}
    .footer-bottom a:hover{color:var(--lime)}
    @media (max-width:1024px){
      .nav{gap:15px}.nav-links a{padding:9px 8px;font-size:12px}.search{width:190px}
      .intro-layout,.feature-layout,.quote-layout{gap:35px}
      .section{padding:82px 0}.cta{padding:45px}
    }
    @media (max-width:768px){
      .container{width:min(var(--max),calc(100% - 34px))}
      .nav{height:68px}.nav-links{
        display:none;position:absolute;left:17px;right:17px;top:76px;padding:12px;
        background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-sm);
        flex-direction:column;align-items:stretch
      }
      .nav-links.open{display:flex}.nav-links a{padding:12px 14px}
      .search{width:auto;flex:1;max-width:245px}.menu-btn{display:block}
      .page-hero{min-height:490px;padding:70px 0}
      .route-grid{grid-template-columns:1fr 1fr}
      .section-head,.cta-content{display:block}
      .section-head p{margin-top:16px}.section-head .btn{margin-top:20px}
      .intro-layout,.step-grid,.feature-layout,.scenario-layout,.safety-grid,.quote-layout,.faq-grid{grid-template-columns:1fr}
      .intro-layout img{height:330px}.feature-list{margin-top:30px}
      .scenario-main{min-height:320px}.safety-points{grid-template-columns:1fr 1fr}
      .quote-layout img{height:260px}.cta .btn{margin-top:25px}
      .footer-top,.footer-bottom{grid-template-columns:1fr;display:grid}
      .footer-links{justify-content:flex-start}
    }
    @media (max-width:520px){
      body{font-size:14px}.section{padding:68px 0}
      .brand{font-size:18px}.brand-mark{width:33px;height:33px}
      .search{display:none}.page-hero h1{font-size:42px}.page-hero p{font-size:16px}
      .route-grid{grid-template-columns:1fr;gap:13px}.route-grid{padding:20px 0}
      .steps-panel{padding:10px 20px}.step{grid-template-columns:43px 1fr;gap:13px}
      .step-num{width:38px;height:38px;font-size:15px}.feature-list{grid-template-columns:1fr}
      .safety-points{grid-template-columns:1fr}.cta{padding:32px 25px;margin-bottom:60px}
      .footer-bottom{font-size:11px;word-break:break-all}
    }

/* roulang page: category5 */
:root{
 --ink:#17252b;
 --muted:#6d7e82;
 --soft:#f4f8f7;
 --paper:#ffffff;
 --line:#dce8e5;
 --green:#087f70;
 --green-dark:#075c55;
 --mint:#bce9d9;
 --lime:#d9f27c;
 --orange:#f49b55;
 --navy:#123b43;
 --cream:#fff8ef;
 --red:#d86b4f;
 --radius:24px;
 --radius-sm:14px;
 --shadow:0 20px 60px rgba(16,57,57,.12);
 --shadow-sm:0 10px 28px rgba(16,57,57,.08);
 --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fbfdfc;line-height:1.75;font-size:15px}
a{color:inherit;text-decoration:none}
img{display:block;width:100%;max-width:100%;object-fit:cover}
button,input{font:inherit}
button{border:0;cursor:pointer}
h1,h2,h3,h4,p,ul{margin-top:0}
h2{font-size:clamp(30px,4vw,48px);line-height:1.2;color:var(--navy);margin-bottom:18px}
h3{line-height:1.35;color:var(--navy)}
.container{width:min(var(--max),calc(100% - 48px));margin:auto}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:12px;font-weight:800;letter-spacing:.14em}
.eyebrow:before{content:"";width:26px;height:2px;background:var(--orange);border-radius:2px}
.section{padding:100px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:42px}
.section-head p{max-width:540px;color:var(--muted);font-size:16px;margin-bottom:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 23px;border-radius:999px;font-weight:800;transition:.25s ease;border:1px solid transparent}
.btn:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(8,127,112,.2)}
.btn:focus,input:focus,summary:focus{outline:3px solid rgba(244,155,85,.45);outline-offset:3px}
.btn-primary{background:var(--lime);color:#19352d}
.btn-dark{background:var(--navy);color:#fff}
.btn-light{background:#fff;color:var(--green-dark);border-color:var(--line)}
.tag{display:inline-block;padding:6px 11px;border-radius:8px;background:#edf7f3;color:var(--green-dark);font-size:12px;font-weight:800}
header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,232,229,.8)}
.nav{height:76px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:11px;min-width:max-content;font-size:21px;font-weight:900;color:var(--navy)}
.brand-mark{width:36px;height:36px;border-radius:11px;background:var(--green);display:grid;place-items:center;color:var(--lime);font-weight:900;box-shadow:inset 0 -5px 0 rgba(0,0,0,.1)}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{padding:10px 12px;color:#5b6c70;font-size:13px;font-weight:700;border-radius:10px;white-space:nowrap;transition:.2s}
.nav-links a:hover,.nav-links a.active{color:var(--green);background:#eef8f4}
.search{margin-left:auto;position:relative;width:245px}
.search input{width:100%;height:42px;border:1px solid var(--line);border-radius:999px;background:#f7faf9;padding:0 42px 0 17px;color:var(--ink)}
.search button{position:absolute;right:5px;top:5px;width:32px;height:32px;border-radius:50%;background:var(--green);color:#fff}
.menu-btn{display:none;background:#eef8f4;color:var(--green);width:42px;height:42px;border-radius:12px;font-size:20px}
.page-hero{min-height:430px;background:linear-gradient(90deg,rgba(10,45,48,.94),rgba(10,45,48,.66)),url("/assets/images/backpic/back-2.webp") center/cover;color:#fff;display:flex;align-items:center;position:relative;overflow:hidden}
.page-hero:after{content:"";position:absolute;width:470px;height:470px;border:1px solid rgba(217,242,124,.3);border-radius:50%;right:-130px;top:-185px}
.page-hero .container{position:relative;z-index:1}
.page-hero h1{font-size:clamp(42px,6vw,70px);line-height:1.13;margin:22px 0 20px;max-width:720px}
.page-hero h1 em{font-style:normal;color:var(--lime)}
.page-hero p{max-width:650px;color:#d9ece8;font-size:18px;margin-bottom:28px}
.page-hero .eyebrow{color:var(--lime)}
.hero-note{display:flex;gap:22px;flex-wrap:wrap;color:#d9ece8;font-size:13px}
.hero-note span{display:flex;gap:8px;align-items:center}
.hero-note b{width:20px;height:20px;background:var(--lime);color:var(--navy);border-radius:50%;display:grid;place-items:center;font-size:11px}
.split{display:grid;grid-template-columns:.82fr 1.18fr;gap:78px;align-items:center}
.image-frame{position:relative}
.image-frame img{height:440px;border-radius:30px;box-shadow:var(--shadow)}
.image-frame:after{content:"";position:absolute;left:-16px;bottom:-18px;width:120px;height:120px;border-radius:20px;background:var(--lime);z-index:-1}
.copy p{color:var(--muted);font-size:16px}
.check-list{display:grid;gap:14px;padding:0;margin:28px 0 0}
.check-list li{list-style:none;display:flex;gap:12px;color:#40565a}
.check-list b{flex:0 0 24px;width:24px;height:24px;border-radius:50%;background:#dff4e9;color:var(--green);display:grid;place-items:center;font-size:13px}
.action-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.action-card{padding:28px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:.25s}
.action-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.icon{width:48px;height:48px;border-radius:15px;background:#e7f6ef;color:var(--green);display:grid;place-items:center;font-size:23px;margin-bottom:22px}
.action-card h3{font-size:21px;margin-bottom:10px}
.action-card p{color:var(--muted);margin-bottom:18px}
.text-link{color:var(--green);font-weight:800;font-size:14px}
.text-link:hover{color:var(--orange)}
.dark-section{background:var(--navy);color:#fff}
.dark-section h2{color:#fff}
.dark-section .section-head p{color:#c7dcda}
.support-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}
.support-main{padding:38px;border-radius:var(--radius);background:#1e5054;min-height:360px;position:relative;overflow:hidden}
.support-main:after{content:"安全";position:absolute;right:25px;bottom:-28px;color:rgba(217,242,124,.12);font-size:150px;font-weight:900}
.support-main h3{color:#fff;font-size:29px;max-width:460px}
.support-main p{color:#c5ddda;max-width:470px}
.support-list{display:grid;gap:12px;margin-top:30px;position:relative;z-index:1}
.support-list div{display:flex;align-items:center;gap:12px;color:#fff}
.support-list b{width:25px;height:25px;border-radius:50%;background:var(--lime);color:var(--navy);display:grid;place-items:center;font-size:12px}
.support-side{display:grid;gap:20px}
.mini-panel{padding:26px;border-radius:var(--radius);background:#f0f8f4;color:var(--navy)}
.mini-panel.orange{background:#fff2e7}
.mini-panel h3{margin-bottom:8px;font-size:21px}
.mini-panel p{color:var(--muted);margin-bottom:0}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.step{padding:28px 22px 10px;border-right:1px solid var(--line);position:relative}
.step:last-child{border-right:0}
.step-number{font-size:13px;color:var(--green);font-weight:900;letter-spacing:.08em;margin-bottom:20px}
.step h3{font-size:19px;margin-bottom:9px}
.step p{color:var(--muted);font-size:14px;margin-bottom:0}
.scene-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.scene{display:grid;grid-template-columns:160px 1fr;min-height:180px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;transition:.25s}
.scene:hover{box-shadow:var(--shadow-sm);transform:translateY(-3px)}
.scene img{height:100%;min-height:180px}
.scene-body{padding:24px}
.scene-body h3{font-size:20px;margin:8px 0}
.scene-body p{color:var(--muted);font-size:14px;margin-bottom:0}
.quote-area{background:var(--cream)}
.quote-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:65px;align-items:center}
.quote-card{background:#fff;padding:38px;border-radius:30px;box-shadow:var(--shadow-sm);border:1px solid #f2dfca}
.quote-card blockquote{font-size:24px;line-height:1.55;color:var(--navy);font-weight:800;margin:0 0 24px}
.quote-card cite{font-style:normal;color:var(--muted);font-size:14px}
.metric-list{display:grid;gap:18px}
.metric{display:flex;justify-content:space-between;align-items:center;padding-bottom:17px;border-bottom:1px solid #eadfd4}
.metric strong{font-size:34px;color:var(--green)}
.metric span{color:var(--muted);text-align:right}
.faq-wrap{max-width:850px;margin:auto}
.faq-item{border-top:1px solid var(--line)}
.faq-item:last-child{border-bottom:1px solid var(--line)}
.faq-item summary{list-style:none;cursor:pointer;padding:22px 4px;font-size:18px;font-weight:800;color:var(--navy);display:flex;justify-content:space-between;gap:20px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:after{content:"+";font-size:25px;color:var(--green);line-height:1}
.faq-item[open] summary:after{content:"−"}
.faq-answer{padding:0 45px 23px 4px;color:var(--muted)}
.cta{padding:82px 0;background:linear-gradient(135deg,#d9f2df,#f5f9e9)}
.cta-box{display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta-box h2{margin-bottom:10px}
.cta-box p{color:#55716e;max-width:590px;margin-bottom:0}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
footer{background:#102f35;color:#d4e4e0;padding:50px 0 22px}
.footer-top{display:grid;grid-template-columns:1.2fr .8fr;gap:70px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.13)}
footer .brand{color:#fff}
footer .brand-mark{background:var(--lime);color:var(--navy)}
footer p{max-width:470px;color:#a9c3bf;margin:18px 0 0}
.footer-links{display:grid;grid-template-columns:1fr 1fr;gap:13px;align-content:start}
.footer-links a{color:#c8ddda;font-size:14px}
.footer-links a:hover{color:var(--lime)}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;color:#91afaa;font-size:12px}
.footer-bottom a:hover{color:var(--lime)}
.notice{margin-top:20px;padding:15px 18px;background:#fff8e7;color:#765e35;border-radius:12px;font-size:13px}
@media(max-width:1024px){
 .nav{gap:14px}.nav-links a{padding:9px 7px}.search{width:190px}
 .split,.quote-grid{gap:40px}.support-grid{grid-template-columns:1fr}.support-side{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
 .container{width:min(var(--max),calc(100% - 32px))}
 .nav{height:68px}.menu-btn{display:block;margin-left:0}
 .nav-links{display:none;position:absolute;top:68px;left:16px;right:16px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
 .nav-links.open{display:flex}.nav-links a{padding:12px 14px}.search{margin-left:auto;width:min(45vw,190px)}
 .page-hero{min-height:510px}.page-hero h1{font-size:46px}.page-hero p{font-size:16px}
 .section{padding:75px 0}.section-head{display:block;margin-bottom:28px}.section-head p{margin-top:15px}
 .split,.quote-grid{grid-template-columns:1fr}.image-frame img{height:330px}.copy{order:-1}
 .action-grid{grid-template-columns:1fr}.steps{grid-template-columns:1fr 1fr;border-top:0}.step{border-top:1px solid var(--line);padding:24px 12px}.step:nth-child(2){border-right:0}
 .scene-grid{grid-template-columns:1fr}.support-side{grid-template-columns:1fr}.cta-box{display:block}.cta-actions{margin-top:25px}
 .footer-top{grid-template-columns:1fr;gap:28px}.footer-bottom{display:block}.footer-bottom div+div{margin-top:12px}
}
@media(max-width:520px){
 .brand{font-size:18px}.brand-mark{width:32px;height:32px}.search{width:42px}.search input{opacity:0;pointer-events:none}
 .search button{right:0}.page-hero h1{font-size:39px}.hero-note{display:grid;gap:10px}
 .section{padding:62px 0}.image-frame img{height:280px}.support-main{padding:27px}.support-main h3{font-size:24px}
 .scene{grid-template-columns:1fr}.scene img{height:180px}.scene-body{padding:20px}.quote-card{padding:26px}.quote-card blockquote{font-size:20px}
 .footer-links{grid-template-columns:1fr 1fr}
}