/* roulang page: index */
:root{--ink:#132238;--muted:#65758b;--cream:#f6f8f5;--paper:#fff;--lime:#c8f36b;--orange:#ff7a59;--navy:#10233b;--line:#dfe6e1;--shadow:0 18px 50px rgba(24,47,64,.10);--radius:22px}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;font-size:15px}a{color:inherit;text-decoration:none;transition:.25s}img{max-width:100%;display:block}button,input,textarea{font:inherit}button{cursor:pointer}.shell{min-height:100vh}.side{position:fixed;z-index:20;left:0;top:0;width:245px;height:100vh;background:var(--navy);color:#eaf1ea;padding:30px 22px;display:flex;flex-direction:column}.brand{font-size:24px;font-weight:900;letter-spacing:1px;display:flex;align-items:center;gap:10px;margin-bottom:48px}.brand-mark{width:34px;height:34px;border-radius:11px;background:var(--lime);color:var(--navy);display:grid;place-items:center;font-weight:900}.nav-title{font-size:11px;color:#8294a8;letter-spacing:2px;margin:0 12px 12px}.nav-list{list-style:none;margin:0;padding:0}.nav-list li{margin:5px 0}.nav-list a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;color:#b9c7d2;font-size:14px}.nav-list a:hover,.nav-list a.active{background:#243c54;color:#fff}.nav-list a.active:before{content:"";width:5px;height:18px;background:var(--lime);border-radius:4px;margin-left:-12px}.side-bottom{margin-top:auto;color:#8092a5;font-size:12px;border-top:1px solid #294057;padding-top:20px}.main{margin-left:245px}.topbar{height:76px;padding:0 5%;display:flex;align-items:center;justify-content:space-between;background:rgba(246,248,245,.88);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}.crumb{color:var(--muted);font-size:13px}.top-actions{display:flex;gap:12px;align-items:center}.search{border:1px solid var(--line);background:#fff;border-radius:30px;padding:9px 16px;color:var(--muted);font-size:13px}.mobile-toggle{display:none;background:none;border:0;font-size:25px;color:#fff}.hero{min-height:570px;display:flex;align-items:center;padding:78px 7%;position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(16,35,59,.96) 0%,rgba(16,35,59,.76) 52%,rgba(16,35,59,.35) 100%),url('/assets/images/backpic/back-1.webp') center/cover}.hero-inner{max-width:1080px;width:100%;display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}.eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--lime);font-weight:700;letter-spacing:1px;font-size:13px}.eyebrow:before{content:"";width:28px;height:2px;background:var(--lime)}h1{color:#fff;font-size:clamp(42px,5vw,72px);line-height:1.12;letter-spacing:-3px;margin:18px 0 22px;font-weight:900}.hero p{color:#dce6e5;font-size:17px;max-width:650px;margin-bottom:30px}.button{border:0;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:12px 22px;font-weight:800;transition:.25s}.button:hover{transform:translateY(-3px);box-shadow:0 10px 20px rgba(0,0,0,.13)}.button:focus,input:focus,textarea:focus,a:focus{outline:3px solid rgba(200,243,107,.7);outline-offset:3px}.button.primary{background:var(--lime);color:var(--navy)}.button.light{background:#fff;color:var(--navy)}.button.outline{border:1px solid #b7c8d1;color:#fff;background:transparent}.hero-buttons{display:flex;gap:12px;flex-wrap:wrap}.lead-box{background:rgba(255,255,255,.96);padding:28px;border-radius:24px;box-shadow:var(--shadow);max-width:420px;margin-left:auto}.lead-box h3{font-size:22px;margin:0 0 8px}.lead-box p{color:var(--muted);font-size:13px;margin:0 0 18px}.lead-box input,.lead-box textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 13px;margin-bottom:11px;background:#fbfcfb}.section{padding:78px 7%;max-width:1400px;margin:auto}.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:32px}.section-head h2{font-size:34px;line-height:1.25;margin:8px 0 0;letter-spacing:-1px}.section-head p{max-width:550px;color:var(--muted);margin:0}.light-section{background:#fff;max-width:none}.light-section>.inner{max-width:1260px;margin:auto}.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.kpi{padding:26px;background:#fff;border:1px solid var(--line);border-radius:18px}.kpi strong{font-size:36px;display:block;color:var(--orange);line-height:1.2}.kpi span{color:var(--muted);font-size:13px}.feature-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}.feature-main{min-height:360px;padding:36px;border-radius:var(--radius);background:var(--navy);color:#fff;position:relative;overflow:hidden}.feature-main:after{content:"";position:absolute;right:-70px;bottom:-90px;width:300px;height:300px;border-radius:50%;background:var(--lime);opacity:.85}.feature-main h3{font-size:30px;max-width:440px;position:relative;z-index:1}.feature-main p{color:#cbd8dc;max-width:470px;position:relative;z-index:1}.feature-main .tag{position:relative;z-index:1}.feature-side{display:grid;gap:22px}.small-feature{padding:28px;background:#eef5e6;border-radius:var(--radius);border:1px solid #d9e8cc}.small-feature:nth-child(2){background:#fff2e8;border-color:#f5d9c9}.small-feature h3{margin:0 0 8px;font-size:21px}.small-feature p{color:var(--muted);font-size:14px;margin:0}.news-wrap{display:grid;grid-template-columns:1.25fr .75fr;gap:30px}.news-list{background:#fff;border-radius:20px;padding:8px 25px}.news-item{display:grid;grid-template-columns:85px 1fr auto;gap:16px;align-items:center;padding:19px 0;border-bottom:1px solid var(--line)}.news-item:last-child{border:0}.news-date{color:var(--orange);font-weight:800;font-size:13px}.news-item h3{font-size:16px;margin:0}.news-item p{font-size:13px;color:var(--muted);margin:3px 0 0}.read{font-size:12px;color:var(--orange);font-weight:800;white-space:nowrap}.spotlight{border-radius:20px;overflow:hidden;background:var(--navy);color:#fff}.spotlight img{width:100%;height:190px;object-fit:cover}.spotlight div{padding:23px}.spotlight p{color:#cbd8dc;font-size:13px}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.service{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;transition:.25s}.service:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.icon{width:42px;height:42px;display:grid;place-items:center;border-radius:13px;background:var(--lime);font-weight:900;margin-bottom:16px}.service h3{margin:0 0 8px}.service p{color:var(--muted);font-size:14px;margin:0}.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.topic{min-height:190px;border-radius:18px;overflow:hidden;position:relative;color:#fff;background-size:cover;background-position:center;display:flex;align-items:end}.topic:after{content:"";position:absolute;inset:0;background:linear-gradient(transparent,rgba(8,23,35,.9))}.topic div{padding:20px;position:relative;z-index:1}.topic h3{margin:0;font-size:19px}.topic span{font-size:12px;color:#dce9df}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;counter-reset:step}.step{position:relative;padding-left:62px}.step:before{counter-increment:step;content:"0" counter(step);position:absolute;left:0;top:0;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--orange);color:#fff;font-weight:900}.step h3{margin:0 0 7px}.step p{color:var(--muted);font-size:14px}.story{display:grid;grid-template-columns:.85fr 1.15fr;gap:55px;align-items:center}.story img{width:100%;height:340px;object-fit:cover;border-radius:24px}.story h2{font-size:34px;line-height:1.3}.story p{color:var(--muted)}.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.quote{background:#fff;border-radius:18px;padding:25px;border:1px solid var(--line)}.quote p{font-size:16px;margin-top:0}.quote small{color:var(--muted)}.trust{background:var(--lime);padding:27px 7%;display:flex;justify-content:space-around;gap:20px;text-align:center}.trust strong{font-size:25px;display:block}.trust span{font-size:13px}.faq{max-width:850px;margin:auto}.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;margin:10px 0;padding:17px 21px}.faq summary{font-weight:800;cursor:pointer}.faq details p{color:var(--muted);margin:12px 0 0;font-size:14px}.cta{margin:70px 7%;border-radius:26px;background:var(--navy);color:#fff;padding:52px 7%;display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:34px;margin:0 0 8px}.cta p{color:#cbd8dc;margin:0}.footer{background:#0b1b2d;color:#b9c6cc;padding:48px 7% 25px}.footer-top{display:flex;justify-content:space-between;gap:40px}.footer .brand{color:#fff;margin:0 0 12px}.footer p{font-size:13px;max-width:440px}.footer-links{display:flex;gap:18px;align-items:start}.footer-links a:hover{color:var(--lime)}.legal{border-top:1px solid #294057;margin-top:35px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;font-size:12px}.backtop{color:var(--lime)}@media(max-width:1024px){.side{width:210px}.main{margin-left:210px}.hero-inner{gap:35px}.topic-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.side{position:fixed;width:100%;height:auto;padding:14px 20px;display:block}.brand{margin:0}.mobile-toggle{display:block;position:absolute;right:20px;top:12px}.side nav,.side-bottom{display:none}.side.open nav{display:block;padding:15px 0}.side.open .side-bottom{display:block}.main{margin-left:0;padding-top:63px}.topbar{display:none}.hero{padding:65px 6%;min-height:auto}.hero-inner,.feature-grid,.news-wrap,.story{grid-template-columns:1fr}.lead-box{margin:0;max-width:none}.section{padding:55px 6%}.kpi-grid{grid-template-columns:repeat(2,1fr)}.service-grid,.quote-grid{grid-template-columns:1fr}.steps{grid-template-columns:1fr;gap:10px}.trust{display:grid;grid-template-columns:repeat(2,1fr);padding:25px 6%}.cta{margin:45px 6%;display:block;padding:35px 28px}.cta .button{margin-top:22px}.footer-top,.legal{display:block}.footer-links{margin-top:20px;flex-wrap:wrap}.news-item{grid-template-columns:70px 1fr}.news-item .read{display:none}}@media(max-width:520px){h1{font-size:42px;letter-spacing:-2px}.section-head{display:block}.section-head h2{font-size:28px}.kpi strong{font-size:28px}.topic-grid{grid-template-columns:1fr}.hero-buttons .button{width:100%}.story img{height:250px}.legal span{display:block;margin-bottom:8px}}

/* roulang page: category2 */
:root{--ink:#132238;--muted:#65758b;--cream:#f6f8f5;--paper:#fff;--lime:#c8f36b;--orange:#ff7a59;--navy:#10233b;--line:#dfe6e1;--shadow:0 18px 50px rgba(24,47,64,.10);--radius:22px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;font-size:15px;line-height:1.75}
a{color:inherit;text-decoration:none;transition:.25s}
img{display:block;max-width:100%}
button,input,textarea{font:inherit}
button{cursor:pointer}
a:focus,button:focus,input:focus,textarea:focus{outline:3px solid rgba(200,243,107,.75);outline-offset:3px}
.side{position:fixed;z-index:20;left:0;top:0;width:210px;height:100vh;background:var(--navy);padding:25px 20px;color:#fff}
.brand{font-size:24px;font-weight:900;letter-spacing:1px;display:flex;align-items:center;gap:10px;margin-bottom:48px}
.brand-mark{width:34px;height:34px;border-radius:11px;background:var(--lime);color:var(--navy);display:grid;place-items:center;font-weight:900}
.nav-title{font-size:11px;color:#8294a8;letter-spacing:2px;margin:0 12px 12px}
.nav-list{list-style:none;margin:0;padding:0}
.nav-list li{margin:5px 0}
.nav-list a{display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:12px;color:#b9c7d2;font-size:14px}
.nav-list a:hover,.nav-list a.active{background:#243c54;color:#fff}
.nav-list a.active:before{content:"";width:5px;height:18px;background:var(--lime);border-radius:4px;margin-left:-12px}
.mobile-toggle{display:none}
.main{margin-left:210px}
.topbar{height:76px;padding:0 5%;display:flex;align-items:center;justify-content:space-between;background:rgba(246,248,245,.9);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}
.topbar-note{font-size:13px;color:var(--muted)}
.search{border:1px solid var(--line);background:#fff;border-radius:30px;padding:9px 16px;color:var(--muted);font-size:13px}
.hero{min-height:510px;padding:70px 7%;display:flex;align-items:center;position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(16,35,59,.97),rgba(16,35,59,.76),rgba(16,35,59,.35)),url('/assets/images/backpic/back-2.webp') center/cover}
.hero-inner{width:100%;max-width:1160px;margin:auto;display:grid;grid-template-columns:1.1fr .9fr;gap:42px;align-items:center}
.eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--lime);font-size:13px;font-weight:800;letter-spacing:1px}
.eyebrow:before{content:"";width:28px;height:2px;background:var(--lime)}
h1{font-size:clamp(40px,5vw,68px);line-height:1.12;letter-spacing:-2px;color:#fff;margin:14px 0 18px}
.hero-copy{color:#dce6e5;font-size:17px;max-width:650px}
.hero-buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:27px}
.button{border:0;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:12px 22px;font-weight:800;transition:.25s}
.button:hover{transform:translateY(-3px);box-shadow:0 10px 20px rgba(0,0,0,.13)}
.button.primary{background:var(--lime);color:var(--navy)}
.button.light{background:#fff;color:var(--navy)}
.button.outline{border:1px solid #b7c8d1;color:#fff;background:transparent}
.invite-box{background:rgba(255,255,255,.96);padding:28px;border-radius:24px;box-shadow:var(--shadow)}
.invite-box h2{font-size:23px;line-height:1.35;margin:0 0 7px}
.invite-box p{color:var(--muted);font-size:13px;margin:0 0 18px}
.reward{display:flex;justify-content:space-between;align-items:end;margin:20px 0 8px}
.reward strong{font-size:28px;color:var(--navy)}
.reward span{font-size:12px;color:var(--muted)}
.progress{height:10px;border-radius:20px;background:#e7eee5;overflow:hidden}
.progress i{display:block;height:100%;width:72%;background:var(--orange);border-radius:20px}
.invite-box input{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 13px;margin:14px 0 11px;background:#fbfcfb}
.form-note{min-height:24px;margin:10px 0 0;color:#59803e;font-size:13px}
.section{padding:72px 7%;max-width:1400px;margin:auto}
.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:30px}
.section-head h2{font-size:34px;line-height:1.25;margin:8px 0 0;letter-spacing:-1px}
.section-head p{max-width:570px;color:var(--muted);margin:0}
.intro{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px;align-items:start}
.intro-lead{font-size:26px;line-height:1.45;font-weight:800}
.intro-text{color:var(--muted);font-size:16px}
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:18px;padding:23px}
.kpi b{display:block;font-size:33px;line-height:1.2;color:var(--navy)}
.kpi span{display:block;color:var(--muted);font-size:13px;margin-top:7px}
.light-section{background:#fff;max-width:none}
.light-section>.inner{max-width:1260px;margin:auto}
.data-feature{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.data-panel{padding:34px;border-radius:var(--radius);background:var(--navy);color:#fff;min-height:345px;position:relative;overflow:hidden}
.data-panel:after{content:"";position:absolute;width:230px;height:230px;border-radius:50%;right:-70px;bottom:-80px;background:var(--lime);opacity:.78}
.data-panel h3{font-size:30px;line-height:1.3;max-width:440px;position:relative;z-index:1}
.data-panel p{color:#cbd8dc;max-width:500px;position:relative;z-index:1}
.data-list{display:grid;gap:12px;margin-top:25px;position:relative;z-index:1}
.data-list div{display:flex;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.16);padding-bottom:9px;color:#dce6e5}
.data-list strong{color:var(--lime)}
.cover-card{border-radius:var(--radius);overflow:hidden;background:#eef5e6;border:1px solid #d9e8cc}
.cover-card img{width:100%;height:190px;object-fit:cover}
.cover-card .content{padding:25px}
.cover-card h3{font-size:22px;margin:0 0 8px}
.cover-card p{color:var(--muted);margin:0;font-size:14px}
.scenario-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:18px}
.scenario-large{min-height:340px;border-radius:var(--radius);padding:31px;background:linear-gradient(120deg,rgba(16,35,59,.94),rgba(16,35,59,.45)),url('/assets/images/coverpic/cover-5.webp') center/cover;color:#fff}
.scenario-large h3{font-size:30px;max-width:430px;margin:100px 0 8px}
.scenario-large p{color:#dce6e5;max-width:490px}
.scenario-side{display:grid;gap:18px}
.scenario-item{background:#fff;padding:25px;border-radius:var(--radius);border:1px solid var(--line)}
.scenario-item:nth-child(2){background:#fff2e8;border-color:#f5d9c9}
.scenario-item h3{font-size:20px;margin:0 0 7px}
.scenario-item p{color:var(--muted);font-size:14px;margin:0}
.process{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.step{padding:25px 22px;background:#fff;border-radius:18px;border:1px solid var(--line);position:relative}
.step-no{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:var(--lime);font-weight:900;color:var(--navy);margin-bottom:17px}
.step h3{margin:0 0 7px;font-size:19px}
.step p{color:var(--muted);font-size:14px;margin:0}
.case-study{display:grid;grid-template-columns:.9fr 1.1fr;gap:38px;align-items:center}
.case-study img{width:100%;height:330px;object-fit:cover;border-radius:24px}
.case-copy h2{font-size:34px;line-height:1.3;margin:10px 0 14px}
.case-copy p{color:var(--muted);font-size:16px}
.quote{padding:20px 0 0;border-top:1px solid var(--line);font-weight:700}
.quote span{display:block;color:var(--muted);font-size:13px;font-weight:400;margin-top:5px}
.faq{max-width:850px;margin:auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;margin:10px 0;padding:17px 21px}
.faq details[open]{box-shadow:0 8px 25px rgba(24,47,64,.07)}
.faq summary{font-weight:800;cursor:pointer}
.faq details p{color:var(--muted);margin:12px 0 0;font-size:14px}
.cta{margin:70px 7%;border-radius:26px;background:var(--navy);color:#fff;padding:48px 7%;display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta h2{font-size:34px;line-height:1.3;margin:0 0 8px}
.cta p{color:#cbd8dc;margin:0;max-width:650px}
.footer{background:#0b1b2d;color:#b9c6cc;padding:48px 7% 25px}
.footer-top{display:flex;justify-content:space-between;gap:40px}
.footer .brand{color:#fff;margin:0 0 12px}
.footer p{font-size:13px;max-width:440px}
.footer-links{display:flex;gap:18px;align-items:start;flex-wrap:wrap}
.footer-links a:hover{color:var(--lime)}
.legal{border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;font-size:12px;flex-wrap:wrap}
.legal a:hover{color:var(--lime)}
@media(max-width:900px){
.side{position:fixed;width:100%;height:auto;min-height:63px;padding:12px 20px}
.side .brand{margin:0}
.side nav{display:none}
.side.open nav{display:block;padding:15px 0 5px}
.mobile-toggle{display:block;position:absolute;right:20px;top:13px;background:none;color:#fff;border:0;font-size:24px}
.main{margin-left:0;padding-top:63px}
.topbar{display:none}
.hero{padding:62px 6%;min-height:auto}
.hero-inner,.intro,.data-feature,.scenario-grid,.case-study{grid-template-columns:1fr}
.invite-box{max-width:560px}
.section{padding:55px 6%}
.kpi-grid{grid-template-columns:repeat(2,1fr)}
.process{grid-template-columns:1fr}
.cta{margin:45px 6%;display:block;padding:35px 28px}
.cta .button{margin-top:22px}
}
@media(max-width:520px){
h1{font-size:40px}
.section-head{display:block}
.section-head h2{font-size:28px}
.section-head p{margin-top:12px}
.kpi-grid{grid-template-columns:1fr 1fr;gap:9px}
.kpi{padding:16px}
.kpi b{font-size:25px}
.hero-buttons .button{width:100%}
.footer-top{display:block}
.footer-links{margin-top:25px}
.legal{display:block}
.legal span{display:block;margin-bottom:10px}
}

/* roulang page: category3 */
:root{--ink:#132238;--muted:#65758b;--cream:#f6f8f5;--paper:#fff;--lime:#c8f36b;--orange:#ff7a59;--navy:#10233b;--line:#dfe6e1;--shadow:0 18px 50px rgba(24,47,64,.10);--radius:22px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;font-size:15px}
    a{color:inherit;text-decoration:none;transition:.25s}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .page-shell{min-height:100vh}
    .side{position:fixed;z-index:20;left:0;top:0;width:245px;height:100vh;background:var(--navy);padding:32px 22px;color:#fff}
    .brand{font-size:24px;font-weight:900;letter-spacing:1px;display:flex;align-items:center;gap:10px;margin-bottom:48px}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--lime);color:var(--navy);display:grid;place-items:center;font-weight:900}
    .nav-title{font-size:11px;color:#8294a8;letter-spacing:2px;margin:0 12px 12px}
    .nav-list{list-style:none;margin:0;padding:0}
    .nav-list li{margin:5px 0}
    .nav-list a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;color:#b9c7d2;font-size:14px}
    .nav-list a:hover,.nav-list a.active{background:#243c54;color:#fff}
    .nav-list a.active:before{content:"";width:5px;height:18px;background:var(--lime);border-radius:4px;margin-left:-12px}
    .main{margin-left:245px}
    .topbar{height:76px;padding:0 5%;display:flex;align-items:center;justify-content:space-between;background:rgba(246,248,245,.88);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}
    .crumb{color:var(--muted);font-size:13px}
    .search{border:1px solid var(--line);background:#fff;border-radius:30px;padding:9px 16px;color:var(--muted);font-size:13px}
    .mobile-toggle{display:none}
    .hero{min-height:500px;display:flex;align-items:center;padding:68px 7%;position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(16,35,59,.97),rgba(16,35,59,.76),rgba(16,35,59,.30)),url('/assets/images/backpic/back-2.webp') center/cover}
    .hero-inner{max-width:1140px;width:100%;display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--lime);font-weight:700;letter-spacing:1px;font-size:13px}
    .eyebrow:before{content:"";width:28px;height:2px;background:var(--lime)}
    h1{font-size:clamp(40px,5vw,68px);line-height:1.12;letter-spacing:-2px;color:#fff;margin:14px 0 20px}
    .hero p{color:#dce6e5;font-size:17px;max-width:650px;margin-bottom:28px}
    .hero-buttons{display:flex;gap:12px;flex-wrap:wrap}
    .button{border:0;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:12px 22px;font-weight:800;transition:.25s}
    .button:hover{transform:translateY(-3px);box-shadow:0 10px 20px rgba(0,0,0,.13)}
    .button:focus,input:focus,textarea:focus,a:focus{outline:3px solid rgba(200,243,107,.7);outline-offset:3px}
    .button.primary{background:var(--lime);color:var(--navy)}
    .button.light{background:#fff;color:var(--navy)}
    .button.outline{border:1px solid #b7c8d1;color:#fff;background:transparent}
    .group-box{background:rgba(255,255,255,.96);padding:28px;border-radius:24px;box-shadow:var(--shadow);max-width:430px;margin-left:auto}
    .group-box h3{font-size:22px;margin:0 0 7px}
    .group-box p{color:var(--muted);font-size:13px;margin:0 0 20px}
    .progress{height:9px;background:#e8eee7;border-radius:20px;overflow:hidden;margin:12px 0 15px}
    .progress span{display:block;width:72%;height:100%;background:var(--orange);border-radius:20px}
    .group-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:13px}
    .section{padding:72px 7%;max-width:1400px;margin:auto}
    .light-section{background:#fff;max-width:none}
    .light-section>.inner{max-width:1260px;margin:auto}
    .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:30px}
    .section-head h2{font-size:34px;line-height:1.25;margin:8px 0 0;letter-spacing:-1px}
    .section-head p{max-width:560px;color:var(--muted);margin:0}
    .intro{display:grid;grid-template-columns:.78fr 1.22fr;gap:54px;align-items:start}
    .intro-copy{font-size:18px;line-height:2;color:#34465a}
    .intro-copy strong{color:var(--orange)}
    .note-card{padding:28px;background:#eef5e6;border:1px solid #d9e8cc;border-radius:var(--radius)}
    .note-card h3{margin:0 0 10px;font-size:22px}
    .note-card p{color:var(--muted);margin:0}
    .feature-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:22px}
    .feature-main{min-height:310px;padding:35px;border-radius:var(--radius);background:var(--navy);color:#fff;position:relative;overflow:hidden}
    .feature-main:after{content:"";position:absolute;right:-75px;bottom:-95px;width:300px;height:300px;border-radius:50%;background:var(--lime);opacity:.85}
    .feature-main h3,.feature-main p,.feature-main .tag{position:relative;z-index:1}
    .feature-main h3{font-size:30px;max-width:480px;margin:16px 0 10px}
    .feature-main p{color:#cbd8dc;max-width:500px}
    .feature-side{display:grid;gap:22px}
    .small-feature{padding:27px;background:#fff2e8;border-radius:var(--radius);border:1px solid #f5d9c9}
    .small-feature:nth-child(2){background:#f2f5fb;border-color:#dbe3ef}
    .small-feature h3{margin:0 0 7px;font-size:21px}
    .small-feature p{color:var(--muted);font-size:14px;margin:0}
    .scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .scene{background:#fff;border-radius:20px;overflow:hidden;border:1px solid var(--line);box-shadow:0 8px 24px rgba(24,47,64,.05)}
    .scene img{width:100%;height:175px;object-fit:cover}
    .scene-body{padding:22px}
    .scene h3{margin:0 0 8px;font-size:20px}
    .scene p{color:var(--muted);font-size:14px;margin:0}
    .process{display:grid;grid-template-columns:1fr 1.15fr;gap:60px;align-items:center}
    .process-image{border-radius:24px;overflow:hidden;min-height:350px}
    .process-image img{height:100%;width:100%;object-fit:cover}
    .steps{list-style:none;padding:0;margin:0;counter-reset:step}
    .steps li{counter-increment:step;display:grid;grid-template-columns:48px 1fr;gap:15px;padding:18px 0;border-bottom:1px solid var(--line)}
    .steps li:before{content:counter(step,decimal-leading-zero);width:40px;height:40px;border-radius:13px;background:var(--lime);display:grid;place-items:center;font-weight:900;color:var(--navy)}
    .steps h3{font-size:18px;margin:0 0 4px}
    .steps p{color:var(--muted);font-size:14px;margin:0}
    .case-panel{background:var(--navy);border-radius:26px;padding:35px;color:#fff;display:grid;grid-template-columns:1fr .85fr;gap:42px;align-items:center}
    .case-panel img{width:100%;height:260px;object-fit:cover;border-radius:18px}
    .case-panel h2{font-size:30px;line-height:1.3;margin:12px 0}
    .case-panel p{color:#cbd8dc}
    .case-list{list-style:none;padding:0;margin:18px 0 0}
    .case-list li{padding:9px 0;border-bottom:1px solid rgba(255,255,255,.14);color:#e2eceb}
    .data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
    .data-card{background:#fff;padding:25px;border-radius:18px;border:1px solid var(--line)}
    .data-card strong{font-size:35px;line-height:1;color:var(--orange);display:block;margin-bottom:8px}
    .data-card span{color:var(--muted);font-size:13px}
    .quote{padding:28px;background:#eef5e6;border-radius:22px;font-size:17px;color:#34465a}
    .quote em{display:block;color:var(--muted);font-size:13px;font-style:normal;margin-top:15px}
    .faq{max-width:850px;margin:auto}
    .faq details{background:#fff;border:1px solid var(--line);border-radius:14px;margin:10px 0;padding:17px 21px}
    .faq summary{font-weight:800;cursor:pointer}
    .faq details p{color:var(--muted);margin:12px 0 0;font-size:14px}
    .cta{margin:70px 7%;border-radius:26px;background:var(--navy);color:#fff;padding:48px 7%;display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:34px;margin:0 0 8px}
    .cta p{color:#cbd8dc;margin:0}
    .footer{background:#0b1b2d;color:#b9c6cc;padding:48px 7% 25px}
    .footer-top{display:flex;justify-content:space-between;gap:40px}
    .footer .brand{color:#fff;margin:0 0 12px}
    .footer p{font-size:13px;max-width:440px}
    .footer-links{display:flex;gap:18px;align-items:start}
    .footer-links a:hover,.legal a:hover{color:var(--lime)}
    .legal{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.13);margin-top:30px;padding-top:20px;font-size:12px;flex-wrap:wrap}
    @media(max-width:1024px){
      .side{width:210px}.main{margin-left:210px}.hero-inner{gap:28px}.section{padding-left:6%;padding-right:6%}.data-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .side{width:100%;height:auto;min-height:63px;padding:13px 20px}.brand{margin:0}.mobile-toggle{display:block;position:absolute;right:20px;top:12px;background:none;border:0;color:#fff;font-size:24px}.side nav{display:none}.side.open nav{display:block;padding:15px 0}.main{margin-left:0;padding-top:63px}.topbar{display:none}.hero{padding:62px 6%;min-height:auto}.hero-inner,.intro,.feature-layout,.process,.case-panel{grid-template-columns:1fr}.group-box{margin:0;max-width:none}.section{padding:55px 6%}.section-head{display:block}.section-head h2{font-size:29px;margin-bottom:12px}.scene-grid{grid-template-columns:1fr}.case-panel img{height:220px}.cta{margin:45px 6%;display:block;padding:35px 28px}.cta .button{margin-top:22px}.footer{padding:38px 6% 22px}.footer-top{display:block}.footer-links{margin-top:24px;flex-wrap:wrap}.legal{display:block}.legal span{display:block;margin-bottom:10px}
    }
    @media(max-width:520px){
      h1{font-size:41px}.hero p{font-size:15px}.hero-buttons .button{width:100%}.data-grid{grid-template-columns:1fr}.feature-main{min-height:360px;padding:27px}.feature-main h3{font-size:25px}.group-box{padding:23px}
    }

/* roulang page: category1 */
:root{--ink:#132238;--muted:#65758b;--cream:#f6f8f5;--paper:#fff;--lime:#c8f36b;--orange:#ff7a59;--navy:#10233b;--line:#dfe6e1;--shadow:0 18px 50px rgba(24,47,64,.10);--radius:22px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;font-size:15px}
    a{color:inherit;text-decoration:none;transition:.25s}
    a:hover{color:var(--orange)}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .side{position:fixed;z-index:20;left:0;top:0;bottom:0;width:245px;padding:30px 22px;background:var(--navy);color:#fff}
    .brand{font-size:24px;font-weight:900;letter-spacing:1px;display:flex;align-items:center;gap:10px;margin-bottom:48px}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--lime);color:var(--navy);display:grid;place-items:center;font-weight:900}
    .nav-title{font-size:11px;color:#8294a8;letter-spacing:2px;margin:0 12px 12px}
    .nav-list{list-style:none;margin:0;padding:0}
    .nav-list li{margin:5px 0}
    .nav-list a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;color:#b9c7d2;font-size:14px}
    .nav-list a:hover,.nav-list a.active{background:#243c54;color:#fff}
    .nav-list a.active:before{content:"";width:5px;height:18px;background:var(--lime);border-radius:4px;margin-left:-12px}
    .side-note{position:absolute;bottom:28px;left:25px;right:25px;border-top:1px solid rgba(255,255,255,.12);padding-top:18px;color:#94a8b4;font-size:12px}
    .main{margin-left:245px}
    .topbar{height:76px;padding:0 5%;display:flex;align-items:center;justify-content:space-between;background:rgba(246,248,245,.88);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}
    .topbar-label{font-weight:800;font-size:14px}
    .search{border:1px solid var(--line);background:#fff;border-radius:30px;padding:9px 16px;color:var(--muted);font-size:13px}
    .mobile-toggle{display:none}
    .hero{min-height:580px;display:flex;align-items:center;padding:78px 7%;position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(16,35,59,.97) 0%,rgba(16,35,59,.78) 55%,rgba(16,35,59,.36) 100%),url('/assets/images/backpic/back-2.webp') center/cover}
    .hero:after{content:"";position:absolute;right:-120px;bottom:-160px;width:470px;height:470px;border:1px solid rgba(200,243,107,.35);border-radius:50%;box-shadow:0 0 0 35px rgba(200,243,107,.05),0 0 0 70px rgba(200,243,107,.04)}
    .hero-inner{max-width:1180px;width:100%;display:grid;grid-template-columns:1.1fr .9fr;gap:55px;align-items:center;position:relative;z-index:1}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--lime);font-weight:700;letter-spacing:1px;font-size:13px}
    .eyebrow:before{content:"";width:28px;height:2px;background:var(--lime)}
    h1{font-size:clamp(42px,5vw,72px);line-height:1.12;letter-spacing:-3px;color:#fff;margin:18px 0}
    .hero p{color:#dce6e5;font-size:17px;max-width:650px;margin-bottom:28px}
    .hero-buttons{display:flex;gap:12px;flex-wrap:wrap}
    .button{border:0;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:12px 22px;font-weight:800;transition:.25s}
    .button:hover{transform:translateY(-3px);box-shadow:0 10px 20px rgba(0,0,0,.13)}
    .button:focus,input:focus,textarea:focus,a:focus{outline:3px solid rgba(200,243,107,.7);outline-offset:3px}
    .button.primary{background:var(--lime);color:var(--navy)}
    .button.light{background:#fff;color:var(--navy)}
    .button.outline{border:1px solid #b7c8d1;color:#fff;background:transparent}
    .event-panel{background:rgba(255,255,255,.96);padding:28px;border-radius:24px;box-shadow:var(--shadow);max-width:430px;margin-left:auto}
    .event-panel .mini-label{color:var(--orange);font-weight:800;font-size:12px}
    .event-panel h3{font-size:25px;line-height:1.35;margin:8px 0}
    .event-panel p{color:var(--muted);font-size:13px;margin:0 0 20px}
    .countdown{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:20px 0}
    .countdown div{background:#eef5e6;border-radius:12px;text-align:center;padding:10px 3px}
    .countdown strong{display:block;font-size:24px;line-height:1;color:var(--navy)}
    .countdown span{font-size:11px;color:var(--muted)}
    .section{padding:76px 7%;max-width:1400px;margin:auto}
    .light-section{background:#fff;max-width:none}
    .light-section>.inner{max-width:1260px;margin:auto}
    .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:32px}
    .section-head h2{font-size:34px;line-height:1.25;margin:8px 0 0;letter-spacing:-1px}
    .section-head p{max-width:560px;color:var(--muted);margin:0}
    .kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .kpi{background:#fff;border:1px solid var(--line);border-radius:18px;padding:23px}
    .kpi strong{font-size:34px;color:var(--orange);display:block;line-height:1.2}
    .kpi span{color:var(--muted);font-size:13px}
    .feature-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:22px}
    .feature-main{min-height:360px;padding:36px;border-radius:var(--radius);background:var(--navy);color:#fff;position:relative;overflow:hidden}
    .feature-main:after{content:"";position:absolute;right:-75px;bottom:-90px;width:300px;height:300px;border-radius:50%;background:var(--lime);opacity:.85}
    .feature-main h3,.feature-main p,.feature-main .tag{position:relative;z-index:1}
    .feature-main h3{font-size:30px;max-width:470px}
    .feature-main p{color:#cbd8dc;max-width:500px}
    .feature-side{display:grid;gap:22px}
    .small-feature{padding:28px;background:#eef5e6;border-radius:var(--radius);border:1px solid #d9e8cc}
    .small-feature:nth-child(2){background:#fff2e8;border-color:#f5d9c9}
    .small-feature h3{margin:0 0 8px;font-size:21px}
    .small-feature p{color:var(--muted);font-size:14px;margin:0}
    .split{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:center}
    .split img{width:100%;height:390px;object-fit:cover;border-radius:25px}
    .copy h2{font-size:34px;line-height:1.25;margin:10px 0 16px}
    .copy p{color:var(--muted)}
    .check-list{list-style:none;padding:0;margin:20px 0}
    .check-list li{padding:10px 0 10px 30px;border-bottom:1px solid var(--line);position:relative}
    .check-list li:before{content:"✓";position:absolute;left:0;color:var(--orange);font-weight:900}
    .scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .scenario{background:#fff;border-radius:20px;overflow:hidden;border:1px solid var(--line);transition:.25s}
    .scenario:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .scenario img{height:180px;width:100%;object-fit:cover}
    .scenario-body{padding:22px}
    .scenario h3{font-size:19px;margin:0 0 8px}
    .scenario p{font-size:14px;color:var(--muted);margin:0}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .step{padding:24px;background:#f1f5ee;border-radius:18px;position:relative}
    .step-no{font-size:13px;color:var(--orange);font-weight:900}
    .step h3{font-size:18px;margin:10px 0 6px}
    .step p{font-size:13px;color:var(--muted);margin:0}
    .case-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .case{background:#fff;padding:28px;border-radius:20px;border:1px solid var(--line)}
    .case blockquote{font-size:18px;line-height:1.6;margin:15px 0;color:var(--ink)}
    .case cite{font-size:13px;color:var(--muted);font-style:normal}
    .faq{max-width:850px;margin:auto}
    .faq details{background:#fff;border:1px solid var(--line);border-radius:14px;margin:10px 0;padding:17px 21px}
    .faq details[open]{border-color:#c7dfa0}
    .faq summary{font-weight:800;cursor:pointer}
    .faq details p{color:var(--muted);margin:12px 0 0;font-size:14px}
    .cta{margin:70px 7%;border-radius:26px;background:var(--navy);color:#fff;padding:52px 7%;display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:34px;margin:0 0 8px}
    .cta p{color:#cbd8dc;margin:0;max-width:650px}
    .footer{background:#0b1b2d;color:#b9c6cc;padding:48px 7% 25px}
    .footer-top{display:flex;justify-content:space-between;gap:40px}
    .footer .brand{color:#fff;margin:0 0 12px}
    .footer p{font-size:13px;max-width:440px}
    .footer-links{display:flex;gap:18px;align-items:start;flex-wrap:wrap}
    .footer-links a:hover{color:var(--lime)}
    .legal{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:20px;font-size:12px;flex-wrap:wrap}
    .legal a:hover{color:var(--lime)}
    .article-note{padding:20px 24px;background:#fff8ef;border-left:4px solid var(--orange);border-radius:0 14px 14px 0;color:#6c6870}
    @media(max-width:1024px){
      .side{width:210px}.main{margin-left:210px}.hero-inner{gap:30px}.section{padding-left:6%;padding-right:6%}
      .kpi-grid{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .side{position:fixed;width:100%;height:auto;bottom:auto;padding:13px 20px;min-height:63px}
      .brand{margin:0;font-size:21px}.mobile-toggle{display:block;position:absolute;right:20px;top:13px;background:none;border:0;color:#fff;font-size:25px}
      .side nav,.side-note{display:none}.side.open nav{display:block;padding:15px 0}.side.open{padding-bottom:20px}.side.open .brand{margin-bottom:8px}
      .main{margin-left:0;padding-top:63px}.topbar{display:none}
      .hero{padding:65px 6%;min-height:auto}.hero-inner,.feature-grid,.split,.case-grid{grid-template-columns:1fr}
      .event-panel{margin:0;max-width:none}.section{padding:55px 6%}.scenario-grid{grid-template-columns:1fr}
      .cta{margin:45px 6%;display:block;padding:35px 28px}.cta .button{margin-top:22px}.footer-top{display:block}.footer-links{margin-top:24px}
    }
    @media(max-width:520px){
      h1{font-size:42px;letter-spacing:-2px}.hero p{font-size:15px}.section-head{display:block}.section-head h2,.copy h2,.cta h2{font-size:28px}
      .kpi-grid,.steps{grid-template-columns:1fr}.feature-main{min-height:320px;padding:27px}.countdown strong{font-size:20px}
      .button{width:100%}.hero-buttons{display:grid}.legal{display:block}.legal span{display:block;margin-bottom:10px}
    }

/* roulang page: category4 */
:root{--ink:#132238;--muted:#65758b;--cream:#f6f8f5;--paper:#fff;--lime:#c8f36b;--orange:#ff7a59;--navy:#10233b;--line:#dfe6e1;--shadow:0 18px 50px rgba(24,47,64,.10);--radius:22px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;font-size:15px}
    a{color:inherit;text-decoration:none;transition:.25s}
    a:hover{color:var(--orange)}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    a:focus,input:focus,button:focus,summary:focus{outline:3px solid rgba(200,243,107,.7);outline-offset:3px}
    .side{position:fixed;left:0;top:0;bottom:0;width:210px;padding:30px 22px;background:var(--navy);color:#fff;z-index:20}
    .brand{font-size:24px;font-weight:900;letter-spacing:1px;display:flex;align-items:center;gap:10px;margin-bottom:48px}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--lime);color:var(--navy);display:grid;place-items:center;font-weight:900}
    .nav-title{font-size:11px;color:#8294a8;letter-spacing:2px;margin:0 12px 12px}
    .nav-list{list-style:none;margin:0;padding:0}
    .nav-list li{margin:5px 0}
    .nav-list a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;color:#b9c7d2;font-size:14px}
    .nav-list a:hover,.nav-list a.active{background:#243c54;color:#fff}
    .nav-list a.active:before{content:"";width:5px;height:18px;background:var(--lime);border-radius:4px;margin-left:-12px}
    .side-note{position:absolute;left:22px;right:22px;bottom:28px;border-top:1px solid rgba(255,255,255,.14);padding-top:18px;color:#8fa2b2;font-size:12px}
    .main{margin-left:210px}
    .topbar{height:76px;padding:0 5%;display:flex;align-items:center;justify-content:space-between;background:rgba(246,248,245,.88);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}
    .topbar-label{font-size:13px;color:var(--muted)}
    .search{border:1px solid var(--line);background:#fff;border-radius:30px;padding:9px 16px;color:var(--muted);font-size:13px}
    .mobile-toggle{display:none}
    .hero{min-height:470px;display:flex;align-items:center;padding:68px 7%;position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(16,35,59,.97),rgba(16,35,59,.75),rgba(16,35,59,.32)),url('/assets/images/backpic/back-2.webp') center/cover}
    .hero-inner{max-width:1160px;width:100%;display:grid;grid-template-columns:1.1fr .9fr;gap:54px;align-items:center}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--lime);font-weight:700;letter-spacing:1px;font-size:13px}
    .eyebrow:before{content:"";width:28px;height:2px;background:var(--lime)}
    h1{font-size:clamp(38px,5vw,68px);line-height:1.15;letter-spacing:-2px;color:#fff;margin:15px 0 20px}
    .hero p{color:#dce6e5;font-size:17px;max-width:640px;margin:0 0 28px}
    .hero-buttons{display:flex;gap:12px;flex-wrap:wrap}
    .button{border:0;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:12px 22px;font-weight:800;transition:.25s}
    .button:hover{transform:translateY(-3px);box-shadow:0 10px 20px rgba(0,0,0,.13)}
    .button.primary{background:var(--lime);color:var(--navy)}
    .button.light{background:#fff;color:var(--navy)}
    .button.outline{border:1px solid #b7c8d1;color:#fff;background:transparent}
    .match-panel{background:rgba(255,255,255,.96);border-radius:24px;padding:28px;box-shadow:var(--shadow);max-width:420px;margin-left:auto}
    .panel-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:21px}
    .live-dot{font-size:12px;color:#d55238;font-weight:800}
    .live-dot:before{content:"";display:inline-block;width:8px;height:8px;background:var(--orange);border-radius:50%;margin-right:6px}
    .teams{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;text-align:center;gap:14px}
    .team-badge{width:58px;height:58px;border-radius:18px;background:#eef5e6;margin:0 auto 8px;display:grid;place-items:center;font-size:23px}
    .team-name{font-weight:800;font-size:14px}
    .score{font-size:30px;font-weight:900;color:var(--navy)}
    .panel-caption{border-top:1px solid var(--line);margin-top:23px;padding-top:16px;color:var(--muted);font-size:13px}
    .section{padding:72px 7%;max-width:1400px;margin:auto}
    .light-section{background:#fff;max-width:none}
    .light-section>.inner{max-width:1260px;margin:auto}
    .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:30px}
    .section-head h2{font-size:34px;line-height:1.25;margin:8px 0 0;letter-spacing:-1px}
    .section-head p{max-width:560px;color:var(--muted);margin:0}
    .intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center}
    .intro-copy{font-size:17px;color:#425369}
    .intro-copy p{margin-top:0}
    .image-card{position:relative;border-radius:24px;overflow:hidden;box-shadow:var(--shadow)}
    .image-card img{width:100%;height:330px;object-fit:cover}
    .image-caption{position:absolute;left:20px;right:20px;bottom:18px;padding:13px 16px;background:rgba(16,35,59,.84);border-radius:13px;color:#fff;font-size:13px}
    .insight-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}
    .insight-main{background:var(--navy);color:#fff;border-radius:var(--radius);padding:34px;min-height:300px}
    .insight-main h3{font-size:27px;margin:12px 0}
    .insight-main p{color:#cbd8dc}
    .insight-list{display:grid;gap:14px}
    .insight-item{background:#fff;border:1px solid var(--line);border-radius:17px;padding:20px 22px;display:flex;gap:16px;align-items:flex-start}
    .num{font-size:23px;font-weight:900;color:var(--orange);line-height:1}
    .insight-item h4{margin:0 0 5px;font-size:16px}
    .insight-item p{margin:0;color:var(--muted);font-size:13px}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .metric{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px}
    .metric strong{display:block;font-size:32px;color:var(--navy);line-height:1.2}
    .metric span{color:var(--muted);font-size:13px}
    .metric:nth-child(2){background:#eef5e6}.metric:nth-child(3){background:#fff2e8}.metric:nth-child(4){background:#edf1f6}
    .scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .scenario{background:var(--paper);border-radius:20px;overflow:hidden;border:1px solid var(--line);transition:.25s}
    .scenario:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .scenario img{height:175px;width:100%;object-fit:cover}
    .scenario-body{padding:23px}
    .scenario h3{font-size:20px;margin:0 0 8px}
    .scenario p{color:var(--muted);font-size:14px;margin:0}
    .quote{background:#eef5e6;border-left:5px solid var(--lime);border-radius:18px;padding:28px 32px;font-size:20px;font-weight:700;max-width:920px}
    .quote small{display:block;color:var(--muted);font-size:13px;font-weight:400;margin-top:14px}
    .timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:2px solid var(--line);margin-top:50px}
    .step{position:relative;padding:25px 22px 0 0}
    .step:before{content:"";position:absolute;top:-9px;left:0;width:16px;height:16px;border-radius:50%;background:var(--orange);border:4px solid var(--cream)}
    .step strong{display:block;font-size:17px;margin-bottom:7px}
    .step p{font-size:13px;color:var(--muted);margin:0}
    .faq{max-width:900px;margin:auto}
    .faq details{background:#fff;border:1px solid var(--line);border-radius:14px;margin:10px 0;padding:17px 21px}
    .faq summary{font-weight:800;cursor:pointer}
    .faq details p{color:var(--muted);margin:12px 0 0;font-size:14px}
    .cta{margin:0 7% 72px;border-radius:26px;background:var(--navy);color:#fff;padding:48px 7%;display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:34px;margin:0 0 8px}.cta p{color:#cbd8dc;margin:0}
    .footer{background:#0b1b2d;color:#b9c6cc;padding:48px 7% 25px}
    .footer-top{display:flex;justify-content:space-between;gap:40px}
    .footer .brand{color:#fff;margin:0 0 12px}.footer p{font-size:13px;max-width:440px}
    .footer-links{display:flex;gap:18px;align-items:start;flex-wrap:wrap}.footer-links a:hover{color:var(--lime)}
    .legal{border-top:1px solid rgba(255,255,255,.13);margin-top:30px;padding-top:19px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#8294a8}
    .legal a{color:#b9c6cc}.legal a:hover{color:var(--lime)}
    @media(max-width:1024px){.side{width:185px;padding:25px 16px}.main{margin-left:185px}.hero-inner,.intro-grid,.insight-grid{gap:25px}.section{padding-left:5%;padding-right:5%}.metric-grid{grid-template-columns:repeat(2,1fr)}.cta{margin-left:5%;margin-right:5%}}
    @media(max-width:768px){.side{position:fixed;width:100%;height:63px;bottom:auto;padding:12px 18px}.side .brand{margin:0}.side nav{display:none}.side.open{height:auto;min-height:63px}.side.open nav{display:block;padding:18px 0 8px}.side-note{display:none}.mobile-toggle{display:block;position:absolute;right:18px;top:13px;background:none;border:0;color:#fff;font-size:24px}.main{margin-left:0;padding-top:63px}.topbar{display:none}.hero{padding:58px 6%;min-height:auto}.hero-inner{grid-template-columns:1fr}.match-panel{margin:0;max-width:none}.section{padding:52px 6%}.intro-grid,.insight-grid{grid-template-columns:1fr}.scenario-grid{grid-template-columns:1fr 1fr}.timeline{grid-template-columns:1fr 1fr;gap:15px}.timeline .step{padding-bottom:15px}.cta{margin:0 6% 52px;display:block;padding:35px 28px}.cta .button{margin-top:22px}.footer{padding-left:6%;padding-right:6%}.footer-top,.legal{display:block}.footer-links{margin-top:22px}.legal span{display:block;margin-top:12px}}
    @media(max-width:520px){h1{font-size:40px}.section-head{display:block}.section-head h2{font-size:28px}.section-head p{margin-top:12px}.scenario-grid,.metric-grid{grid-template-columns:1fr}.teams{gap:7px}.score{font-size:24px}.hero p{font-size:15px}.quote{font-size:17px;padding:22px}.timeline{grid-template-columns:1fr}.footer-links{display:grid;grid-template-columns:1fr 1fr}}

/* roulang page: category6 */
:root{--ink:#132238;--muted:#65758b;--cream:#f6f8f5;--paper:#fff;--lime:#c8f36b;--orange:#ff7a59;--navy:#10233b;--line:#dfe6e1;--shadow:0 18px 50px rgba(24,47,64,.10);--radius:22px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;font-size:15px}
    a{color:inherit;text-decoration:none;transition:.25s}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .side{position:fixed;z-index:20;left:0;top:0;bottom:0;width:245px;background:var(--navy);padding:28px 20px;color:#fff}
    .brand{font-size:24px;font-weight:900;letter-spacing:1px;display:flex;align-items:center;gap:10px;margin-bottom:48px}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--lime);color:var(--navy);display:grid;place-items:center;font-weight:900}
    .nav-title{font-size:11px;color:#8294a8;letter-spacing:2px;margin:0 12px 12px}
    .nav-list{list-style:none;margin:0;padding:0}
    .nav-list li{margin:5px 0}
    .nav-list a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;color:#b9c7d2;font-size:14px}
    .nav-list a:hover,.nav-list a.active{background:#243c54;color:#fff}
    .nav-list a.active:before{content:"";width:5px;height:18px;background:var(--lime);border-radius:4px;margin-left:-12px}
    .main{margin-left:245px}
    .topbar{height:76px;padding:0 5%;display:flex;align-items:center;justify-content:space-between;background:rgba(246,248,245,.88);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}
    .crumb{font-size:13px;color:var(--muted)}
    .search{border:1px solid var(--line);background:#fff;border-radius:30px;padding:9px 16px;color:var(--muted);font-size:13px}
    .mobile-toggle{display:none;background:none;border:0;font-size:25px;color:#fff}
    .hero{min-height:485px;display:flex;align-items:center;padding:68px 7%;position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(16,35,59,.97),rgba(16,35,59,.78)),url('/assets/images/backpic/back-2.webp') center/cover}
    .hero-inner{max-width:1120px;width:100%;display:grid;grid-template-columns:1fr .9fr;gap:60px;align-items:center}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--lime);font-weight:700;letter-spacing:1px;font-size:13px}
    .eyebrow:before{content:"";width:28px;height:2px;background:var(--lime)}
    h1{font-size:clamp(38px,5vw,64px);line-height:1.16;letter-spacing:-2px;margin:15px 0 18px;color:#fff}
    .hero p{color:#dce6e5;font-size:17px;max-width:620px;margin:0 0 28px}
    .button{border:0;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:12px 22px;font-weight:800;transition:.25s}
    .button:hover{transform:translateY(-3px);box-shadow:0 10px 20px rgba(0,0,0,.13)}
    .button:focus,input:focus,textarea:focus,a:focus{outline:3px solid rgba(200,243,107,.7);outline-offset:3px}
    .button.primary{background:var(--lime);color:var(--navy)}
    .button.light{background:#fff;color:var(--navy)}
    .button.outline{border:1px solid #b7c8d1;color:#fff;background:transparent}
    .hero-buttons{display:flex;gap:12px;flex-wrap:wrap}
    .community-panel{background:rgba(255,255,255,.96);padding:26px;border-radius:24px;box-shadow:var(--shadow)}
    .community-panel h3{font-size:22px;margin:0 0 4px}
    .community-panel p{color:var(--muted);font-size:13px;margin:0 0 18px}
    .icon-matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
    .icon-cell{padding:16px 9px;background:#f1f6ec;border:1px solid #dfebd8;border-radius:15px;text-align:center;font-size:13px;font-weight:700}
    .icon-cell strong{display:block;font-size:25px;line-height:1.1;margin-bottom:5px}
    .status-bar{display:flex;align-items:center;gap:8px;border-top:1px solid var(--line);margin-top:20px;padding-top:16px;color:var(--muted);font-size:12px}
    .status-dot{width:8px;height:8px;border-radius:50%;background:#71bf58;box-shadow:0 0 0 4px #e2f3dc}
    .section{padding:72px 7%;max-width:1400px;margin:auto}
    .light-section{background:#fff;max-width:none}
    .light-section>.inner{max-width:1260px;margin:auto}
    .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:30px}
    .section-head h2{font-size:34px;line-height:1.25;margin:8px 0 0;letter-spacing:-1px}
    .section-head p{max-width:550px;color:var(--muted);margin:0}
    .kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .kpi{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px}
    .kpi:nth-child(2){background:#eef5e6}.kpi:nth-child(3){background:#fff2e8}.kpi:nth-child(4){background:#edf2f7}
    .kpi strong{display:block;font-size:30px;line-height:1.2}.kpi span{color:var(--muted);font-size:13px}
    .discussion-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
    .discussion-list{background:#fff;border-radius:20px;padding:8px 26px}
    .discussion{display:grid;grid-template-columns:48px 1fr auto;gap:15px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}
    .discussion:last-child{border:0}
    .avatar{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--navy);color:var(--lime);font-weight:900}
    .discussion h3{font-size:16px;margin:0}.discussion p{font-size:13px;color:var(--muted);margin:3px 0 0}
    .count{font-size:12px;color:var(--muted);white-space:nowrap}
    .photo-card{border-radius:22px;overflow:hidden;background:var(--navy);color:#fff}
    .photo-card img{width:100%;height:210px;object-fit:cover}
    .photo-card .photo-copy{padding:23px}.photo-card h3{margin:0 0 5px;font-size:22px}.photo-card p{color:#cbd8dc;margin:0;font-size:14px}
    .value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .value-card{padding:28px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);transition:.25s}
    .value-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .value-no{color:var(--orange);font-size:13px;font-weight:900;letter-spacing:1px}.value-card h3{font-size:21px;margin:18px 0 8px}.value-card p{color:var(--muted);margin:0;font-size:14px}
    .story-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:35px;align-items:center}
    .story-layout img{height:330px;width:100%;object-fit:cover;border-radius:24px}
    .story-copy h2{font-size:34px;line-height:1.3;margin:8px 0 15px}.story-copy p{color:var(--muted)}
    .check-list{list-style:none;padding:0;margin:22px 0}.check-list li{margin:10px 0}.check-list li:before{content:"✓";display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--lime);margin-right:10px;font-weight:900}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.step{padding:22px;background:#eef5e6;border-radius:18px}.step:nth-child(even){background:#fff2e8}.step b{color:var(--orange);font-size:13px}.step h3{font-size:18px;margin:12px 0 5px}.step p{font-size:13px;color:var(--muted);margin:0}
    .quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.quote{padding:25px;background:#fff;border-radius:20px;border:1px solid var(--line)}.quote p{margin:0 0 18px;font-size:15px}.quote footer{font-size:13px;color:var(--muted)}
    .faq{max-width:850px;margin:auto}.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;margin:10px 0;padding:17px 21px}.faq summary{font-weight:800;cursor:pointer}.faq details p{color:var(--muted);margin:12px 0 0;font-size:14px}
    .cta{margin:70px 7%;border-radius:26px;background:var(--navy);color:#fff;padding:48px 7%;display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:34px;margin:0 0 8px}.cta p{color:#cbd8dc;margin:0}
    .footer{background:#0b1b2d;color:#b9c6cc;padding:48px 7% 25px}.footer-top{display:flex;justify-content:space-between;gap:40px}.footer .brand{color:#fff;margin:0 0 12px}.footer p{font-size:13px;max-width:440px}.footer-links{display:flex;gap:18px;align-items:start}.footer-links a:hover{color:var(--lime)}.legal{border-top:1px solid #26394a;margin-top:30px;padding-top:20px;display:flex;justify-content:space-between;gap:18px;font-size:12px;color:#8294a8}.legal a:hover{color:var(--lime)}
    @media(max-width:1024px){.side{width:210px}.main{margin-left:210px}.hero-inner{gap:35px}.kpi-grid{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.side{width:100%;height:63px;bottom:auto;padding:12px 20px}.side .brand{margin:0}.side nav,.side-bottom{display:none}.mobile-toggle{display:block;position:absolute;right:20px;top:12px}.side.open{height:auto;min-height:63px}.side.open nav{display:block;padding:15px 0}.main{margin-left:0;padding-top:63px}.topbar{display:none}.hero{padding:58px 6%;min-height:auto}.hero-inner,.discussion-layout,.story-layout{grid-template-columns:1fr}.section{padding:52px 6%}.section-head{display:block}.section-head p{margin-top:12px}.value-grid,.quote-grid{grid-template-columns:1fr}.cta{margin:42px 6%;display:block;padding:35px 28px}.cta .button{margin-top:22px}.footer-top,.legal{display:block}.footer-links{margin-top:22px;flex-wrap:wrap}}
    @media(max-width:520px){h1{font-size:39px}.icon-matrix{grid-template-columns:repeat(2,1fr)}.kpi-grid{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.discussion{grid-template-columns:40px 1fr}.count{display:none}.photo-card img{height:180px}.story-layout img{height:250px}.section-head h2,.story-copy h2,.cta h2{font-size:28px}.footer-links{gap:12px;font-size:13px}.legal{line-height:2}}

/* roulang page: category7 */
:root{--ink:#132238;--muted:#65758b;--cream:#f6f8f5;--paper:#fff;--lime:#c8f36b;--orange:#ff7a59;--navy:#10233b;--line:#dfe6e1;--shadow:0 18px 50px rgba(24,47,64,.10);--radius:22px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;font-size:15px}
a{color:inherit;text-decoration:none;transition:.25s}
img{max-width:100%;display:block}
button,input,textarea{font:inherit}
button{cursor:pointer}
a:focus,button:focus,input:focus,textarea:focus{outline:3px solid rgba(200,243,107,.8);outline-offset:3px}
.side{position:fixed;left:0;top:0;bottom:0;width:245px;background:var(--navy);padding:28px 22px;z-index:20;color:#fff}
.brand{font-size:24px;font-weight:900;letter-spacing:1px;display:flex;align-items:center;gap:10px;margin-bottom:48px}
.brand-mark{width:34px;height:34px;border-radius:11px;background:var(--lime);color:var(--navy);display:grid;place-items:center;font-weight:900}
.nav-title{font-size:11px;color:#8294a8;letter-spacing:2px;margin:0 12px 12px}
.nav-list{list-style:none;margin:0;padding:0}
.nav-list li{margin:5px 0}
.nav-list a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;color:#b9c7d2;font-size:14px}
.nav-list a:hover,.nav-list a.active{background:#243c54;color:#fff}
.nav-list a.active:before{content:"";width:5px;height:18px;background:var(--lime);border-radius:4px;margin-left:-12px}
.side-bottom{position:absolute;bottom:28px;left:28px;right:28px;color:#8193a4;font-size:12px;border-top:1px solid rgba(255,255,255,.12);padding-top:18px}
.main{margin-left:245px}
.topbar{height:76px;padding:0 5%;display:flex;align-items:center;justify-content:space-between;background:rgba(246,248,245,.9);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}
.breadcrumb{font-size:13px;color:var(--muted)}
.breadcrumb strong{color:var(--ink)}
.search{border:1px solid var(--line);background:#fff;border-radius:30px;padding:9px 16px;color:var(--muted);font-size:13px}
.mobile-toggle{display:none}
.hero{min-height:430px;display:flex;align-items:end;padding:68px 7%;position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(16,35,59,.97),rgba(16,35,59,.7),rgba(16,35,59,.35)),url('/assets/images/backpic/back-2.webp') center/cover}
.hero-inner{max-width:1120px;width:100%;position:relative;z-index:1}
.eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--lime);font-weight:700;letter-spacing:1px;font-size:13px}
.eyebrow:before{content:"";width:28px;height:2px;background:var(--lime)}
.hero h1{font-size:clamp(38px,5vw,68px);line-height:1.12;color:#fff;letter-spacing:-2px;margin:18px 0 16px;max-width:760px}
.hero p{color:#dce6e5;font-size:17px;max-width:700px;margin:0}
.hero-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:25px}
.hero-meta span{border:1px solid rgba(255,255,255,.25);color:#e7efed;border-radius:30px;padding:5px 13px;font-size:12px}
.section{padding:76px 7%;max-width:1400px;margin:auto}
.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:32px}
.section-head h2{font-size:34px;line-height:1.25;margin:8px 0 0;letter-spacing:-1px}
.section-head p{max-width:570px;color:var(--muted);margin:0}
.light-section{background:#fff;max-width:none}
.light-section>.inner{max-width:1260px;margin:auto}
.intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:42px;align-items:center}
.intro-copy h2{font-size:36px;line-height:1.3;margin:0 0 18px}
.intro-copy p{color:var(--muted);font-size:16px}
.image-frame{position:relative}
.image-frame img{width:100%;height:330px;object-fit:cover;border-radius:24px}
.image-note{position:absolute;bottom:18px;left:18px;background:var(--lime);padding:13px 18px;border-radius:14px;color:var(--navy);font-weight:800;font-size:13px}
.topic-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}
.topic-card{position:relative;min-height:280px;overflow:hidden;border-radius:22px;background:var(--navy);color:#fff}
.topic-card.large{grid-row:span 2;min-height:578px}
.topic-card img{width:100%;height:100%;object-fit:cover;opacity:.74;transition:.4s}
.topic-card:hover img{transform:scale(1.05);opacity:.58}
.topic-card:after{content:"";position:absolute;inset:35% 0 0;background:linear-gradient(transparent,rgba(7,22,38,.94))}
.topic-card-content{position:absolute;z-index:2;left:25px;right:25px;bottom:23px}
.topic-card h3{font-size:23px;line-height:1.35;margin:8px 0}
.topic-card p{font-size:13px;color:#d5e0e1;margin:0}
.topic-card .tag{font-size:12px}
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px}
.kpi strong{font-size:34px;display:block;color:var(--navy);line-height:1.1}
.kpi span{display:block;color:var(--muted);font-size:13px;margin-top:8px}
.kpi em{font-style:normal;color:var(--orange);font-size:12px}
.story-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:28px;align-items:stretch}
.story-layout img{width:100%;height:100%;min-height:360px;object-fit:cover;border-radius:24px}
.story-panel{background:var(--navy);color:#fff;border-radius:24px;padding:38px}
.story-panel h2{font-size:32px;line-height:1.3;margin:10px 0 16px}
.story-panel p{color:#cbd8dc}
.story-list{list-style:none;padding:0;margin:25px 0 0}
.story-list li{display:flex;gap:13px;border-top:1px solid rgba(255,255,255,.15);padding:13px 0;color:#e8efed;font-size:14px}
.story-list b{color:var(--lime)}
.feature-row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feature-card{background:#fff;border-radius:20px;padding:26px;border:1px solid var(--line);transition:.25s}
.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.feature-card .icon{width:42px;height:42px;display:grid;place-items:center;border-radius:13px;background:#eef5e6;color:var(--navy);font-size:20px;margin-bottom:18px}
.feature-card:nth-child(2) .icon{background:#fff0e8}
.feature-card:nth-child(3) .icon{background:#e9f0f4}
.feature-card h3{font-size:19px;margin:0 0 9px}
.feature-card p{font-size:14px;color:var(--muted);margin:0}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:#fff;border-radius:22px;border:1px solid var(--line);overflow:hidden}
.timeline-item{padding:25px;border-right:1px solid var(--line)}
.timeline-item:last-child{border:0}
.timeline-item b{color:var(--orange);font-size:13px}
.timeline-item h3{font-size:18px;margin:12px 0 7px}
.timeline-item p{color:var(--muted);font-size:13px;margin:0}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.quote{background:#eef5e6;border-radius:20px;padding:28px}
.quote:nth-child(2){background:#fff0e8}
.quote:nth-child(3){background:#e9f0f4}
.quote p{font-size:16px;margin:0 0 20px}
.quote strong{font-size:13px;color:var(--navy)}
.faq{max-width:850px;margin:auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;margin:10px 0;padding:17px 21px}
.faq summary{font-weight:800;cursor:pointer}
.faq details p{color:var(--muted);margin:12px 0 0;font-size:14px}
.cta{margin:70px 7%;border-radius:26px;background:var(--navy);color:#fff;padding:52px 7%;display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta h2{font-size:34px;line-height:1.25;margin:0 0 8px}
.cta p{color:#cbd8dc;margin:0;max-width:610px}
.button{border:0;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:12px 22px;font-weight:800;transition:.25s}
.button:hover{transform:translateY(-3px);box-shadow:0 10px 20px rgba(0,0,0,.13)}
.button.primary{background:var(--lime);color:var(--navy)}
.button.light{background:#fff;color:var(--navy)}
.footer{background:#0b1b2d;color:#b9c6cc;padding:48px 7% 25px}
.footer-top{display:flex;justify-content:space-between;gap:40px}
.footer .brand{color:#fff;margin:0 0 12px}
.footer p{font-size:13px;max-width:440px}
.footer-links{display:flex;gap:18px;align-items:start;flex-wrap:wrap}
.footer-links a:hover{color:var(--lime)}
.legal{border-top:1px solid rgba(255,255,255,.12);margin-top:35px;padding-top:18px;display:flex;justify-content:space-between;gap:18px;font-size:12px;line-height:2}
.legal a:hover{color:var(--lime)}
@media(max-width:1024px){
.side{width:210px}.main{margin-left:210px}.topic-grid{grid-template-columns:1fr 1fr}.topic-card.large{grid-row:span 1;min-height:360px}.timeline{grid-template-columns:1fr 1fr}.timeline-item:nth-child(2){border-right:0}.timeline-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
}
@media(max-width:768px){
.side{position:fixed;left:0;right:0;bottom:auto;width:auto;height:63px;padding:12px 20px}.side .brand{margin:0}.side nav,.side-bottom{display:none}.side.open{height:auto;min-height:63px}.side.open nav{display:block;padding:15px 0}.side.open .nav-list a{padding:9px 12px}.mobile-toggle{display:block;position:absolute;right:20px;top:13px;background:none;border:0;color:#fff;font-size:24px}.main{margin-left:0;padding-top:63px}.topbar{display:none}.hero{padding:62px 6%;min-height:420px}.hero h1{font-size:42px}.section{padding:55px 6%}.intro-grid,.story-layout{grid-template-columns:1fr}.story-layout img{height:280px;min-height:0}.topic-grid{grid-template-columns:1fr}.topic-card.large{min-height:350px}.feature-row,.quote-grid{grid-template-columns:1fr}.kpi-grid{grid-template-columns:repeat(2,1fr)}.cta{margin:45px 6%;display:block;padding:35px 28px}.cta .button{margin-top:24px}.footer-top,.legal{display:block}.footer-links{margin-top:25px}
}
@media(max-width:520px){
.hero h1{font-size:36px}.hero p{font-size:15px}.section-head{display:block}.section-head h2,.intro-copy h2{font-size:28px}.section-head p{margin-top:12px}.kpi{padding:18px}.kpi strong{font-size:27px}.timeline{grid-template-columns:1fr}.timeline-item{border-right:0!important;border-bottom:1px solid var(--line)}.timeline-item:last-child{border-bottom:0}.topic-card h3{font-size:20px}.legal span{display:block;margin-bottom:10px}
}

/* roulang page: category5 */
:root{--ink:#132238;--muted:#65758b;--cream:#f6f8f5;--paper:#fff;--lime:#c8f36b;--orange:#ff7a59;--navy:#10233b;--line:#dfe6e1;--soft:#eef5e6;--shadow:0 18px 50px rgba(24,47,64,.10);--radius:22px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;font-size:15px}
    a{color:inherit;text-decoration:none;transition:.25s}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    a:focus,input:focus,button:focus,summary:focus{outline:3px solid rgba(200,243,107,.8);outline-offset:3px}
    .side{position:fixed;z-index:20;left:0;top:0;bottom:0;width:245px;background:var(--navy);padding:34px 22px;color:#fff}
    .brand{font-size:24px;font-weight:900;letter-spacing:1px;display:flex;align-items:center;gap:10px}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:var(--lime);color:var(--navy);display:grid;place-items:center;font-weight:900}
    .side .brand{margin-bottom:52px}
    .nav-title{font-size:11px;color:#8294a8;letter-spacing:2px;margin:0 12px 12px}
    .nav-list{list-style:none;margin:0;padding:0}
    .nav-list li{margin:5px 0}
    .nav-list a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;color:#b9c7d2;font-size:14px}
    .nav-list a:hover,.nav-list a.active{background:#243c54;color:#fff}
    .nav-list a.active:before{content:"";width:5px;height:18px;background:var(--lime);border-radius:4px;margin-left:-12px}
    .side-bottom{position:absolute;bottom:28px;left:22px;right:22px;color:#8294a8;font-size:12px;border-top:1px solid rgba(255,255,255,.12);padding-top:18px}
    .main{margin-left:245px}
    .topbar{height:76px;padding:0 5%;display:flex;align-items:center;justify-content:space-between;background:rgba(246,248,245,.9);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}
    .crumb{font-size:13px;color:var(--muted)}
    .crumb strong{color:var(--ink)}
    .search{border:1px solid var(--line);background:#fff;border-radius:30px;padding:9px 16px;color:var(--muted);font-size:13px}
    .mobile-toggle{display:none}
    .hero{padding:62px 7% 68px;position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(16,35,59,.97),rgba(16,35,59,.72)),url('/assets/images/backpic/back-2.webp') center/cover;color:#fff}
    .hero:after{content:"";position:absolute;right:8%;bottom:-100px;width:260px;height:260px;border:34px solid rgba(200,243,107,.25);border-radius:50%}
    .hero-inner{max-width:1150px;position:relative;z-index:1}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--lime);font-weight:700;letter-spacing:1px;font-size:13px}
    .eyebrow:before{content:"";width:28px;height:2px;background:var(--lime)}
    h1{font-size:clamp(38px,5vw,68px);line-height:1.12;letter-spacing:-2px;margin:15px 0 17px}
    .hero p{color:#dce6e5;font-size:17px;max-width:750px;margin:0}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
    .button{border:0;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:12px 22px;font-weight:800;transition:.25s}
    .button:hover{transform:translateY(-3px);box-shadow:0 10px 20px rgba(0,0,0,.13)}
    .button.primary{background:var(--lime);color:var(--navy)}
    .button.light{background:#fff;color:var(--navy)}
    .button.outline{border:1px solid #b7c8d1;color:#fff;background:transparent}
    .section{padding:72px 7%;max-width:1400px;margin:auto}
    .section.alt{max-width:none;background:#fff}
    .inner{max-width:1200px;margin:auto}
    .section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:30px}
    .section-head h2{font-size:34px;line-height:1.25;margin:8px 0 0;letter-spacing:-1px}
    .section-head p{max-width:570px;color:var(--muted);margin:0}
    .kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .kpi{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px 24px}
    .kpi strong{font-size:31px;line-height:1;display:block;color:var(--navy);margin-bottom:8px}
    .kpi span{color:var(--muted);font-size:13px}
    .intro{display:grid;grid-template-columns:.82fr 1.18fr;gap:52px;align-items:center}
    .intro img{height:370px;width:100%;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .intro-copy h2{font-size:35px;line-height:1.25;margin:10px 0 15px}
    .intro-copy p{color:var(--muted);font-size:16px}
    .note{border-left:4px solid var(--orange);padding:7px 0 7px 17px;color:var(--ink);font-weight:700;margin-top:22px}
    .scenario-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:20px}
    .scenario-main{min-height:320px;border-radius:var(--radius);overflow:hidden;position:relative;background:url('/assets/images/coverpic/cover-6.webp') center/cover}
    .scenario-main:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(16,35,59,.9),rgba(16,35,59,.05))}
    .scenario-text{position:absolute;left:30px;right:30px;bottom:26px;color:#fff}
    .scenario-text h3{font-size:27px;margin:7px 0}
    .scenario-text p{margin:0;color:#d9e3e3}
    .scenario-side{display:grid;gap:20px}
    .scenario-card{padding:25px;background:#eef5e6;border-radius:var(--radius);border:1px solid #d9e8cc}
    .scenario-card:nth-child(2){background:#fff2e8;border-color:#f5d9c9}
    .scenario-card h3{margin:0 0 7px;font-size:20px}
    .scenario-card p{margin:0;color:var(--muted);font-size:14px}
    .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .feature{background:var(--cream);border:1px solid var(--line);border-radius:20px;padding:26px;transition:.25s}
    .feature:hover{transform:translateY(-5px);box-shadow:var(--shadow);background:#fff}
    .feature-num{color:var(--orange);font-size:12px;font-weight:900;letter-spacing:2px}
    .feature h3{font-size:20px;margin:12px 0 8px}
    .feature p{margin:0;color:var(--muted);font-size:14px}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
    .step{padding:25px 25px 10px 0;border-right:1px solid var(--line);margin-right:25px}
    .step:last-child{border:0}
    .step b{display:grid;place-items:center;width:35px;height:35px;border-radius:50%;background:var(--lime);color:var(--navy);margin-bottom:16px}
    .step h3{font-size:18px;margin:0 0 6px}
    .step p{color:var(--muted);font-size:14px;margin:0}
    .plans{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}
    .plan{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;display:flex;flex-direction:column}
    .plan.featured{background:var(--navy);color:#fff;border-color:var(--navy);transform:translateY(-8px)}
    .plan .tag{color:var(--orange)}
    .plan.featured .tag{color:var(--lime)}
    .plan h3{font-size:22px;margin:13px 0 4px}
    .price{font-size:30px;font-weight:900;margin:10px 0 18px}
    .price small{font-size:13px;color:var(--muted);font-weight:400}
    .featured .price small,.featured li{color:#cbd8dc}
    .plan ul{list-style:none;padding:0;margin:0 0 24px;color:var(--muted);font-size:14px;flex:1}
    .plan li{padding:7px 0;border-bottom:1px solid var(--line)}
    .featured li{border-color:rgba(255,255,255,.15)}
    .case-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:22px;align-items:stretch}
    .case-photo img{width:100%;height:300px;object-fit:cover;border-radius:20px}
    .case-copy{padding:30px;background:#fff;border-radius:20px;border:1px solid var(--line)}
    .case-copy h3{font-size:25px;margin:7px 0 12px}
    .case-copy p{color:var(--muted)}
    .quote{font-weight:800;font-size:18px;color:var(--navy);border-left:4px solid var(--lime);padding-left:16px}
    .faq{max-width:850px;margin:auto}
    .faq details{background:#fff;border:1px solid var(--line);border-radius:14px;margin:10px 0;padding:17px 21px}
    .faq summary{font-weight:800;cursor:pointer}
    .faq details p{color:var(--muted);margin:12px 0 0;font-size:14px}
    .cta{margin:70px 7%;border-radius:26px;background:var(--navy);color:#fff;padding:48px 7%;display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:34px;margin:0 0 8px}
    .cta p{color:#cbd8dc;margin:0;max-width:650px}
    .footer{background:#0b1b2d;color:#b9c6cc;padding:48px 7% 25px}
    .footer-top{display:flex;justify-content:space-between;gap:40px}
    .footer .brand{color:#fff;margin:0 0 12px}
    .footer p{font-size:13px;max-width:440px}
    .footer-links{display:flex;gap:18px;align-items:start;flex-wrap:wrap}
    .footer-links a:hover{color:var(--lime)}
    .legal{border-top:1px solid rgba(255,255,255,.13);margin-top:35px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;font-size:12px;flex-wrap:wrap}
    .legal a:hover{color:var(--lime)}
    @media(max-width:1100px){
      .side{width:210px}.main{margin-left:210px}.kpi-grid{grid-template-columns:repeat(2,1fr)}
      .intro,.scenario-grid,.case-grid{grid-template-columns:1fr}.intro img{height:300px}
    }
    @media(max-width:760px){
      .side{position:fixed;width:100%;height:63px;bottom:auto;padding:14px 20px;overflow:hidden}
      .side.open{height:auto;min-height:63px;padding-bottom:20px}
      .side .brand{margin:0}.side nav,.side-bottom{display:none}.side.open nav{display:block;padding-top:20px}
      .mobile-toggle{display:block;position:absolute;right:20px;top:13px;background:none;border:0;color:#fff;font-size:24px}
      .main{margin-left:0;padding-top:63px}.topbar{display:none}
      .hero{padding:52px 6% 58px}.section{padding:52px 6%}.section-head{display:block}
      .section-head h2{font-size:29px;margin-bottom:10px}.kpi-grid,.feature-grid,.plans{grid-template-columns:1fr}
      .process{grid-template-columns:1fr;border-top:0}.step{border-right:0;border-bottom:1px solid var(--line);margin:0;padding:20px 0}
      .plan.featured{transform:none}.cta{margin:44px 6%;display:block;padding:34px 26px}.cta .button{margin-top:22px}
      .footer{padding:40px 6% 22px}.footer-top{display:block}.footer-links{margin-top:24px}.legal{display:block}.legal span{display:block;margin-bottom:12px}
    }
    @media(max-width:480px){h1{font-size:39px}.hero p{font-size:15px}.scenario-main{min-height:290px}.kpi{padding:18px}.kpi strong{font-size:26px}}