/* roulang page: index */
:root{
  --blue:#165dff;
  --blue-dark:#0c2b68;
  --cyan:#18b9c8;
  --ink:#10213f;
  --muted:#65738b;
  --paper:#f5f8fc;
  --white:#fff;
  --line:#e4ebf4;
  --soft:#edf4ff;
  --orange:#ff9e46;
  --radius:20px;
  --shadow:0 18px 48px rgba(26,67,125,.10);
  --shadow-sm:0 8px 24px rgba(26,67,125,.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:var(--paper);line-height:1.7;font-size:15px}
a{color:inherit;text-decoration:none;transition:.25s ease}
img{display:block;max-width:100%;object-fit:cover}
button,input{font:inherit}
.container{width:min(var(--max),calc(100% - 40px));margin:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(228,235,244,.85)}
.navbar{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;color:var(--blue-dark);font-size:18px;letter-spacing:-.5px;white-space:nowrap}
.brand-mark{width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,var(--blue),var(--cyan));display:grid;place-items:center;color:#fff;font-size:18px;box-shadow:0 7px 18px rgba(22,93,255,.24)}
.nav-links{display:flex;align-items:center;gap:8px}
.nav-links a{padding:9px 15px;border-radius:10px;color:#53627a;font-weight:600}
.nav-links a:hover,.nav-links a.active{background:var(--soft);color:var(--blue)}
.nav-button{padding:11px 18px!important;background:var(--blue)!important;color:#fff!important;box-shadow:0 8px 18px rgba(22,93,255,.18)}
.menu-toggle{display:none;border:0;background:var(--soft);color:var(--blue);border-radius:10px;padding:8px 11px;cursor:pointer}
.progress{border-top:1px solid var(--line);background:#fff}
.progress-inner{height:42px;display:flex;align-items:center;justify-content:center;gap:0}
.progress-step{display:flex;align-items:center;color:#8895a9;font-size:12px;font-weight:700}
.progress-step span{width:21px;height:21px;border-radius:50%;display:grid;place-items:center;background:#e8eef7;margin-right:7px}
.progress-step.current{color:var(--blue)}
.progress-step.current span{background:var(--blue);color:#fff}
.progress-line{height:1px;width:70px;background:#dce5f2;margin:0 18px}
.hero{min-height:560px;display:flex;align-items:center;color:#fff;background:linear-gradient(90deg,rgba(7,28,73,.94),rgba(10,49,107,.67),rgba(10,49,107,.28)),url('/assets/images/e81c3237c729a34d.png') center/cover}
.hero-content{padding:92px 0 100px;max-width:780px}
.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:#75e4ec;font-size:12px;font-weight:800;letter-spacing:1.5px;text-transform:uppercase}
.eyebrow:before,.section-kicker:before{content:"";width:24px;height:2px;background:currentColor}
.hero h1{font-size:clamp(34px,5vw,64px);line-height:1.14;letter-spacing:-2px;margin:20px 0 24px;max-width:760px}
.hero p{font-size:17px;line-height:1.9;color:#dce9fb;max-width:710px}
.hero-actions{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;border-radius:11px;padding:12px 20px;font-weight:800;cursor:pointer;transition:.25s ease}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 10px 24px rgba(22,93,255,.25)}
.btn-light{background:#fff;color:var(--blue-dark)}
.btn-outline{border-color:#bfd0e8;background:#fff;color:var(--blue)}
.hero .btn-primary{background:var(--cyan);color:#062c50}
.hero .btn-outline{background:transparent;border-color:rgba(255,255,255,.42);color:#fff}
.btn:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(24,185,200,.4);outline-offset:3px}
.section{padding:84px 0}
.section.alt{background:#fff}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:30px}
.section-kicker{color:var(--blue);margin-bottom:10px}
.section h2{font-size:clamp(26px,3vw,38px);line-height:1.25;letter-spacing:-1px}
.section-lead{color:var(--muted);max-width:690px;margin-top:10px}
.text-link{color:var(--blue);font-weight:800;white-space:nowrap}
.grid{display:grid;gap:18px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px;box-shadow:var(--shadow-sm);transition:.25s ease}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.card h3{font-size:19px;margin:12px 0 8px}
.card p{color:var(--muted);font-size:14px}
.icon{width:45px;height:45px;border-radius:14px;display:grid;place-items:center;background:var(--soft);color:var(--blue);font-weight:900;font-size:18px}
.metric-band{background:var(--blue-dark);color:#fff;padding:34px 0}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.metric{border-right:1px solid rgba(255,255,255,.16);padding-left:22px}
.metric:first-child{padding-left:0}
.metric:last-child{border:0}
.metric strong{display:block;font-size:32px;line-height:1.2;color:#fff}
.metric span{color:#b8c9e5;font-size:13px}
.matrix{display:grid;grid-template-columns:1.1fr .9fr 1fr;gap:18px}
.matrix-card{min-height:205px;border-radius:var(--radius);padding:28px;color:#fff;position:relative;overflow:hidden;background:#0e3c82}
.matrix-card:nth-child(2){background:#087f91}
.matrix-card:nth-child(3){background:#334b87}
.matrix-card:after{content:"";position:absolute;width:140px;height:140px;border-radius:50%;right:-40px;bottom:-55px;background:rgba(255,255,255,.10)}
.matrix-card h3{font-size:23px;margin:20px 0 8px}
.matrix-card p{color:#d9ecf5;font-size:14px;max-width:270px}
.badge{display:inline-block;background:#eaf2ff;color:var(--blue);border-radius:30px;padding:4px 10px;font-size:12px;font-weight:800}
.dark-panel{background:#0b214d;color:#fff;border-radius:28px;padding:38px}
.dark-panel .section-kicker{color:#7ce1e8}
.dark-panel h2{margin-bottom:10px}
.dark-panel p{color:#c6d5ed}
.match-list{margin-top:22px;display:grid;gap:10px}
.match{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:14px 16px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);border-radius:12px}
.match small{color:#a8bad8}
.match strong{font-size:14px}
.news-card{overflow:hidden;padding:0}
.news-card img{height:175px;width:100%}
.news-body{padding:20px}
.news-body h3{margin-top:10px}
.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:2px solid #dbe8f8;margin-top:38px}
.milestone{position:relative;padding:28px 22px 0 0}
.milestone:before{content:"";position:absolute;top:-9px;left:0;width:15px;height:15px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 5px #e4efff}
.milestone h3{margin:12px 0 7px}
.milestone p{color:var(--muted);font-size:14px}
.platform{display:flex;align-items:center;justify-content:space-between;gap:30px;background:#eaf3ff;border-radius:26px;padding:36px 42px}
.platform h2{margin:8px 0 10px}
.platform p{color:var(--muted);max-width:650px}
.platform-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.platform-tags span{background:#fff;border:1px solid #d6e3f5;border-radius:8px;padding:7px 12px;color:var(--blue-dark);font-weight:700;font-size:13px}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.faq{background:#fff;border:1px solid var(--line);border-radius:15px;padding:20px 22px}
.faq h3{font-size:16px;margin-bottom:7px}
.faq p{font-size:14px;color:var(--muted)}
.cta{background:linear-gradient(115deg,#0d387d,#1265bb);color:#fff;border-radius:28px;padding:45px 52px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta h2{font-size:30px;margin-bottom:8px}
.cta p{color:#d6e6fa;max-width:650px}
.site-footer{background:#091a39;color:#b7c8e1;padding:55px 0 22px}
.footer-top{display:flex;justify-content:space-between;gap:40px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand{color:#fff;font-size:19px;font-weight:800;margin-bottom:12px}
.footer-top p{max-width:430px;font-size:14px}
.footer-nav{display:flex;gap:28px}
.footer-nav a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;font-size:12px;color:#8297b7}
@media(max-width:1024px){
 .grid-4{grid-template-columns:repeat(2,1fr)}.matrix{grid-template-columns:1fr 1fr}.matrix-card:last-child{grid-column:span 2}
 .hero{min-height:500px}.section{padding:70px 0}
}
@media(max-width:768px){
 .container{width:min(var(--max),calc(100% - 30px))}
 .navbar{height:68px}.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:68px;left:15px;right:15px;background:#fff;padding:10px;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px 15px}.nav-button{text-align:center}
 .progress-inner{overflow:auto;justify-content:flex-start}.progress-line{width:28px;margin:0 8px;flex:none}.progress-step{white-space:nowrap}
 .hero-content{padding:72px 0 78px}.hero h1{font-size:40px}.hero p{font-size:15px}
 .metrics{grid-template-columns:repeat(2,1fr);gap:20px}.metric{border:0;padding-left:0}
 .matrix,.grid-3,.grid-2{grid-template-columns:1fr}.matrix-card:last-child{grid-column:auto}
 .section-head{display:block}.section-head .text-link{display:inline-block;margin-top:15px}
 .timeline{grid-template-columns:1fr;border-top:0;border-left:2px solid #dbe8f8;margin-left:8px}.milestone{padding:0 0 28px 28px}.milestone:before{top:3px;left:-9px}
 .platform,.cta{display:block;padding:30px 25px}.platform .btn,.cta .btn{margin-top:22px}
 .faq-grid{grid-template-columns:1fr}.footer-top,.footer-bottom{display:block}.footer-nav{margin-top:25px;flex-wrap:wrap;gap:15px}
}
@media(max-width:520px){
 .brand{font-size:15px}.brand-mark{width:32px;height:32px}.hero h1{font-size:33px;letter-spacing:-1px}.hero-actions .btn{width:100%}
 .grid-4{grid-template-columns:1fr}.section{padding:58px 0}.metric strong{font-size:26px}.dark-panel{padding:25px 20px}
}

/* roulang page: category1 */
:root{
      --blue:#165dff;--blue-dark:#0c2b68;--cyan:#18b9c8;--ink:#10213f;
      --muted:#65738b;--paper:#f5f8fc;--white:#fff;--line:#e4ebf4;
      --soft:#edf4ff;--orange:#ff9e46;--radius:20px;
      --shadow:0 18px 48px rgba(26,67,125,.10);
      --shadow-sm:0 8px 24px rgba(26,67,125,.08);--max:1180px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:15px}
    h1,h2,h3,p,ul,ol{margin-top:0}h1,h2,h3{line-height:1.25}ul,ol{padding-left:0;list-style:none}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img{display:block;max-width:100%;object-fit:cover}
    button,input,select{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--max),calc(100% - 40px));margin:auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(228,235,244,.85)}
    .navbar{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:11px;font-weight:800;color:var(--blue-dark);font-size:18px;letter-spacing:-.5px;white-space:nowrap}
    .brand-mark{flex:none;width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,var(--blue),var(--cyan));display:grid;place-items:center;color:#fff;font-size:18px;box-shadow:0 7px 18px rgba(22,93,255,.24)}
    .nav-links{display:flex;align-items:center;gap:8px}
    .nav-links a{padding:9px 15px;border-radius:10px;color:#53627a;font-weight:600}
    .nav-links a:hover,.nav-links a.active{background:var(--soft);color:var(--blue)}
    .nav-links .nav-button{padding:11px 18px;background:var(--blue);color:#fff;box-shadow:0 8px 18px rgba(22,93,255,.18)}
    .nav-links .nav-button:hover{background:var(--blue-dark);color:#fff}
    .menu-toggle{display:none;border:0;background:var(--soft);color:var(--blue);border-radius:10px;padding:8px 11px}
    .steps-bar{border-top:1px solid var(--line);background:#fff}
    .steps{display:flex;align-items:center;gap:12px;padding:10px 0;overflow-x:auto;scrollbar-width:thin}
    .steps a{flex:1;min-width:155px;display:flex;align-items:center;gap:9px;color:var(--muted);font-size:12px;font-weight:700;white-space:nowrap;padding:5px 0}
    .steps a:hover,.steps a:active{color:var(--blue)}
    .steps b{width:23px;height:23px;flex:none;display:grid;place-items:center;border-radius:50%;background:var(--soft);color:var(--blue);font-size:11px}
    .steps a+a::before{content:"";height:1px;background:var(--line);width:16px;margin-right:3px;flex:none}
    .section{padding:78px 0}
    .section.alt{background:#fff}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:28px}
    .section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:1px;margin-bottom:12px}
    .section-kicker::before{content:"";width:24px;height:2px;background:currentColor}
    .section h2{font-size:clamp(26px,3vw,38px);letter-spacing:-1px;margin-bottom:0}
    .section-lead{color:var(--muted);max-width:700px;margin:10px 0 0}
    .text-link{color:var(--blue);font-weight:800;white-space:nowrap}
    .text-link:hover{color:var(--blue-dark)}
    .grid{display:grid;gap:18px}
    .grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
    .grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
    .card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px;box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease}
    .card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .card h3{font-size:19px;margin:12px 0 8px}
    .card p{color:var(--muted);font-size:14px;margin-bottom:0}
    .badge{display:inline-block;background:#eaf2ff;color:var(--blue);border-radius:30px;padding:4px 10px;font-size:12px;font-weight:800}
    .btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;border-radius:11px;padding:12px 20px;font-weight:800;transition:.25s ease;text-align:center}
    .btn:hover{transform:translateY(-2px)}
    .btn-primary{background:var(--blue);color:#fff;box-shadow:0 10px 24px rgba(22,93,255,.25)}
    .btn-primary:hover{background:var(--blue-dark)}
    .btn-outline{border-color:#bfd0e8;background:#fff;color:var(--blue)}
    .btn-outline:hover{border-color:var(--blue);background:var(--soft)}
    a:focus-visible,button:focus-visible,select:focus-visible{outline:3px solid rgba(24,185,200,.55);outline-offset:3px}
    .channel-hero{position:relative;overflow:hidden;background:linear-gradient(105deg,#f8fbff 0%,#eaf3ff 72%,#dcecff 100%);border-bottom:1px solid var(--line)}
    .channel-hero::after{content:"";position:absolute;width:430px;height:430px;border:1px solid rgba(22,93,255,.12);border-radius:50%;right:-145px;top:-240px;pointer-events:none}
    .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:58px;padding:78px 0 82px}
    .hero-copy{position:relative;z-index:1}
    .hero-copy h1{font-size:clamp(36px,4.8vw,60px);letter-spacing:-2px;margin:15px 0 19px;max-width:680px}
    .hero-copy p{font-size:17px;color:#546781;max-width:590px;margin-bottom:0}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:29px}
    .hero-image{position:relative;border-radius:28px;padding:9px;background:#fff;box-shadow:var(--shadow);transform:rotate(1.5deg)}
    .hero-image img{width:100%;height:350px;border-radius:21px}
    .image-caption{position:absolute;bottom:25px;left:25px;right:25px;padding:13px 17px;border-radius:12px;background:rgba(12,43,104,.88);color:#fff;font-weight:700;backdrop-filter:blur(8px)}
    .metrics{display:grid;grid-template-columns:1.15fr repeat(3,1fr);gap:14px}
    .metric-lead{background:var(--blue-dark);color:#fff;border-radius:var(--radius);padding:26px}
    .metric-lead strong{font-size:22px;display:block;line-height:1.35}
    .metric-lead p{color:#cfddf4;font-size:13px;margin:9px 0 0}
    .metric{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:23px;box-shadow:var(--shadow-sm)}
    .metric small{display:block;color:var(--muted);font-weight:700}
    .metric strong{display:block;font-size:27px;color:var(--blue-dark);margin:11px 0 3px}
    .metric span{font-size:12px;color:var(--muted)}
    .matrix-card{min-height:218px;border-radius:var(--radius);padding:28px;color:#fff;position:relative;overflow:hidden;background:#0e3c82}
    .matrix-card:nth-child(2){background:#087f91}
    .matrix-card:nth-child(3){background:#334b87}
    .matrix-card::after{content:"";position:absolute;width:140px;height:140px;border-radius:50%;right:-40px;bottom:-55px;background:rgba(255,255,255,.10)}
    .matrix-card span{position:relative;z-index:1;color:#bce9ff;font-size:12px;font-weight:800}
    .matrix-card h3{position:relative;z-index:1;font-size:23px;margin:28px 0 8px}
    .matrix-card p{position:relative;z-index:1;color:#d9ecf5;font-size:14px;margin:0}
    .comparison{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:24px;overflow:hidden;background:#fff;box-shadow:var(--shadow-sm)}
    .compare-side{padding:34px 38px}
    .compare-side+.compare-side{border-left:1px solid var(--line);background:#f1f6ff}
    .compare-side h3{font-size:21px;margin:0 0 20px}
    .check-list{display:grid;gap:17px;margin:0}
    .check-list li{position:relative;padding-left:30px;color:#435570}
    .check-list li::before{content:"✓";position:absolute;left:0;top:1px;color:var(--blue);font-weight:900}
    .compare-side:first-child .check-list li::before{content:"·";font-size:25px;line-height:20px;color:#95a5bb}
    .timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;counter-reset:phase}
    .timeline li{position:relative;background:#fff;border:1px solid var(--line);border-radius:17px;padding:24px;box-shadow:var(--shadow-sm)}
    .timeline li::before{counter-increment:phase;content:"0" counter(phase);display:block;color:var(--blue);font-size:24px;font-weight:900;line-height:1;margin-bottom:22px}
    .timeline li h3{font-size:17px;margin-bottom:9px}
    .timeline li p{color:var(--muted);font-size:13px;margin:0}
    .editorial{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}
    .feature-story{overflow:hidden;padding:0}
    .feature-story img{width:100%;height:220px}
    .feature-story .story-body{padding:25px}
    .feature-story h3{font-size:23px;margin:13px 0 9px}
    .feature-story p,.story-item p{color:var(--muted);font-size:14px;margin:0}
    .story-stack{display:grid;gap:14px}
    .story-item{display:flex;align-items:flex-start;gap:16px;padding:22px}
    .story-icon{width:40px;height:40px;display:grid;place-items:center;flex:none;border-radius:12px;background:var(--soft);color:var(--blue);font-weight:900}
    .story-item h3{font-size:17px;margin:4px 0 7px}
    .assurance{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;background:#eaf3ff;border-radius:26px;padding:40px 46px}
    .assurance h2{margin:0 0 14px}
    .assurance p{color:var(--muted);margin-bottom:0}
    .assurance-list{display:grid;gap:12px}
    .assurance-list li{padding:14px 17px;background:#fff;border:1px solid #d6e3f5;border-radius:12px;color:var(--blue-dark);font-weight:700}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .faq{background:#fff;border:1px solid var(--line);border-radius:15px;padding:21px 23px}
    .faq h3{font-size:16px;margin:0 0 8px}
    .faq p{font-size:14px;color:var(--muted);margin:0}
    .cta{background:linear-gradient(115deg,#0d387d,#1265bb);color:#fff;border-radius:28px;padding:43px 48px;display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center}
    .cta h2{font-size:30px;margin:0 0 10px}
    .cta p{color:#d6e6fa;margin:0}
    .preference-form{background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.22);border-radius:17px;padding:22px}
    .preference-form label{display:block;font-weight:700;margin-bottom:9px}
    .form-row{display:flex;gap:9px}
    .preference-form select{min-width:0;flex:1;border:1px solid #cbdcf6;background:#fff;color:var(--ink);border-radius:10px;padding:11px}
    .preference-form .btn{box-shadow:none;white-space:nowrap;background:#fff;color:var(--blue-dark)}
    .preference-form .btn:hover{background:#eaf3ff}
    .form-result{min-height:24px;font-size:13px;margin-top:12px!important;color:#fff!important}
    .site-footer{background:#091a39;color:#b7c8e1;padding:55px 0 22px}
    .footer-top{display:flex;justify-content:space-between;gap:40px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.12)}
    .footer-brand{color:#fff;font-size:19px;font-weight:800;margin-bottom:12px}
    .footer-top p{max-width:430px;font-size:14px;margin-bottom:0}
    .footer-nav{display:flex;gap:28px;flex-wrap:wrap;align-content:start}
    .footer-nav a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;font-size:12px;color:#8297b7}
    @media(max-width:1024px){
      .hero-grid{gap:30px}.hero-image img{height:305px}
      .metrics{grid-template-columns:repeat(2,1fr)}
      .timeline{grid-template-columns:repeat(2,1fr)}
      .brand{font-size:16px}
    }
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 30px))}
      .navbar{min-height:68px;flex-wrap:wrap;gap:10px;padding:12px 0}
      .menu-toggle{display:block;margin-left:auto}
      .nav-links{display:none;width:100%;flex-direction:column;align-items:stretch;padding:8px 0}
      .nav-links.is-open{display:flex}
      .nav-links a{display:block}
      .steps{gap:6px}.steps a{flex:none}
      .section{padding:64px 0}
      .hero-grid{grid-template-columns:1fr;padding:64px 0;gap:32px}
      .hero-image{max-width:580px;transform:none}
      .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
      .grid-3 .matrix-card:last-child{grid-column:span 2}
      .editorial,.assurance,.cta{grid-template-columns:1fr}
      .section-head{align-items:start;flex-direction:column;gap:10px}
      .footer-top{flex-direction:column}
    }
    @media(max-width:520px){
      .brand{font-size:14px;white-space:normal;max-width:calc(100% - 65px)}
      .hero-copy h1{font-size:36px;letter-spacing:-1px}
      .hero-copy p{font-size:15px}
      .hero-image img{height:220px}
      .section{padding:53px 0}
      .grid-3,.grid-2,.metrics,.timeline,.comparison,.faq-grid{grid-template-columns:1fr}
      .grid-3 .matrix-card:last-child{grid-column:auto}
      .compare-side+.compare-side{border-left:0;border-top:1px solid var(--line)}
      .compare-side{padding:25px}
      .assurance,.cta{padding:28px 23px}
      .form-row{flex-direction:column}
      .footer-bottom{flex-direction:column;gap:4px}
      .footer-nav{gap:13px 22px}
      .steps a+a::before{width:8px}
    }
    @media(prefers-reduced-motion:reduce){
      html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}
    }