/* roulang page: index */
:root{
      --primary:#2563EB;
      --primary-dark:#1D4ED8;
      --primary-soft:#EFF6FF;
      --secondary:#0EA5A4;
      --secondary-soft:#E6FFFB;
      --accent:#F97373;
      --accent-soft:#FFF1F1;
      --bg:#F8FAFC;
      --bg-2:#EEF4FA;
      --surface:#FFFFFF;
      --text:#1F2937;
      --muted:#64748B;
      --muted-2:#94A3B8;
      --border:#E2E8F0;
      --footer:#0F172A;
      --radius-sm:12px;
      --radius:20px;
      --radius-lg:28px;
      --shadow:0 16px 40px rgba(15,23,42,.08);
      --shadow-hover:0 22px 52px rgba(15,23,42,.12);
      --container:1220px;
      --transition:all .22s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 10%,rgba(37,99,235,.09),transparent 32%),
        radial-gradient(circle at 88% 8%,rgba(14,165,164,.08),transparent 30%),
        linear-gradient(180deg,#fff 0%,var(--bg) 52%,#fff 100%);
      line-height:1.75;
      font-size:16px;
      min-width:320px;
    }
    a{color:inherit;text-decoration:none}
    img,svg{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer;border:0;background:none}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .section{padding:92px 0}
    .section-tight{padding:70px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:7px 12px;border-radius:999px;
      background:var(--primary-soft);color:var(--primary);
      font-size:13px;font-weight:700;margin-bottom:18px;
      border:1px solid rgba(37,99,235,.12);
    }
    .eyebrow.warn{background:var(--accent-soft);color:#D94A4A;border-color:rgba(249,115,115,.22)}
    h1,h2,h3{letter-spacing:-.02em;color:var(--text)}
    h1{font-size:clamp(34px,4.2vw,56px);line-height:1.14;font-weight:800}
    h2{font-size:clamp(28px,3vw,38px);line-height:1.22;font-weight:800}
    h3{font-size:21px;line-height:1.35;font-weight:750}
    p{color:var(--muted)}
    .section-head{
      display:flex;align-items:flex-end;justify-content:space-between;
      gap:28px;margin-bottom:36px;
    }
    .section-head .lead{max-width:650px;font-size:17px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:46px;padding:0 20px;border-radius:999px;
      font-weight:750;font-size:15px;transition:var(--transition);
      border:1px solid transparent;white-space:nowrap;
    }
    .btn-primary{background:var(--primary);color:#fff;box-shadow:0 10px 22px rgba(37,99,235,.22)}
    .btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 14px 28px rgba(37,99,235,.28)}
    .btn-secondary{background:#fff;color:var(--primary);border-color:rgba(37,99,235,.28)}
    .btn-secondary:hover{background:var(--primary-soft);transform:translateY(-2px)}
    .btn-ghost{background:rgba(255,255,255,.72);color:var(--text);border-color:var(--border)}
    .btn-ghost:hover{background:#fff;border-color:rgba(37,99,235,.35);color:var(--primary)}
    .btn:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
      outline:3px solid rgba(37,99,235,.22);outline-offset:3px;
    }
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(255,255,255,.94);
      border-bottom:1px solid rgba(226,232,240,.88);
      backdrop-filter:saturate(140%) blur(10px);
    }
    .nav{
      height:66px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:24px;
    }
    .logo{
      display:flex;align-items:center;gap:10px;font-weight:850;color:var(--text);
      letter-spacing:-.03em;max-width:360px;
    }
    .logo-mark{
      width:38px;height:38px;border-radius:13px;
      background:linear-gradient(135deg,var(--primary),var(--secondary));
      display:grid;place-items:center;box-shadow:0 10px 24px rgba(37,99,235,.18);
      flex:0 0 auto;
    }
    .logo-mark svg{width:22px;height:22px;color:#fff}
    .logo span{font-size:16px;line-height:1.25}
    .nav-links{display:flex;align-items:center;justify-content:center;gap:6px}
    .nav-links a{
      padding:8px 12px;border-radius:999px;color:#475569;font-size:14px;font-weight:700;
      transition:var(--transition);
    }
    .nav-links a:hover{background:var(--primary-soft);color:var(--primary)}
    .nav-links a.active{background:var(--primary-soft);color:var(--primary)}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .search{
      display:flex;align-items:center;gap:8px;height:40px;width:210px;
      background:var(--bg);border:1px solid var(--border);border-radius:999px;
      padding:0 12px;color:var(--muted);
      transition:var(--transition);
    }
    .search:focus-within{border-color:rgba(37,99,235,.45);box-shadow:0 0 0 4px rgba(37,99,235,.08);background:#fff}
    .search input{border:0;background:transparent;outline:0;width:100%;font-size:14px;color:var(--text)}
    .search svg{width:17px;height:17px;flex:0 0 auto}
    .menu-toggle{display:none;width:42px;height:42px;border-radius:14px;border:1px solid var(--border);background:#fff;color:var(--text)}
    .menu-toggle span{display:block;width:18px;height:2px;background:currentColor;margin:5px auto;border-radius:5px}
    .hero{padding:76px 0 42px}
    .hero-grid{
      display:grid;grid-template-columns:minmax(0,1.02fr) minmax(420px,.98fr);
      gap:48px;align-items:center;
    }
    .hero-copy p{font-size:18px;margin-top:22px;max-width:660px}
    .hero-copy strong{color:var(--text)}
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
    .trust-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
    .trust-badge{
      display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;
      background:#fff;border:1px solid var(--border);box-shadow:0 8px 20px rgba(15,23,42,.05);
      color:#475569;font-size:13px;font-weight:700;
    }
    .dot{width:8px;height:8px;border-radius:50%;background:var(--secondary);box-shadow:0 0 0 4px rgba(14,165,164,.12)}
    .dot.warn{background:var(--accent);box-shadow:0 0 0 4px rgba(249,115,115,.14)}
    .visual-card{
      position:relative;min-height:500px;border-radius:34px;padding:24px;
      background:linear-gradient(145deg,#fff 0%,#F5FAFF 55%,#EEF8F8 100%);
      border:1px solid rgba(226,232,240,.92);
      box-shadow:var(--shadow);overflow:hidden;
    }
    .visual-card:before{
      content:"";position:absolute;inset:22px;border-radius:28px;
      background-image:
        linear-gradient(rgba(37,99,235,.07) 1px,transparent 1px),
        linear-gradient(90deg,rgba(37,99,235,.07) 1px,transparent 1px);
      background-size:28px 28px;mask-image:linear-gradient(135deg,#000,transparent 75%);
      pointer-events:none;
    }
    .dashboard{position:relative;z-index:1;display:grid;gap:16px}
    .dash-top{
      display:flex;align-items:center;justify-content:space-between;gap:18px;
      background:#fff;border:1px solid var(--border);border-radius:24px;padding:20px;
      box-shadow:0 14px 32px rgba(15,23,42,.07);
    }
    .dash-title{font-weight:850;font-size:18px}
    .status-pill{padding:6px 10px;border-radius:999px;background:var(--secondary-soft);color:#087E7D;font-size:12px;font-weight:800}
    .metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .mini-metric{
      background:rgba(255,255,255,.9);border:1px solid var(--border);border-radius:22px;padding:18px;
      box-shadow:0 10px 26px rgba(15,23,42,.05);
    }
    .mini-metric .num{font-size:30px;font-weight:850;color:var(--primary);line-height:1}
    .mini-metric .label{font-size:13px;color:var(--muted);margin-top:8px;font-weight:700}
    .chart-panel{
      background:#fff;border:1px solid var(--border);border-radius:26px;padding:22px;
      box-shadow:0 16px 34px rgba(15,23,42,.07);
    }
    .bars{display:grid;gap:13px;margin-top:18px}
    .bar{height:10px;background:#EEF2F7;border-radius:999px;overflow:hidden}
    .bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--secondary))}
    .floating-note{
      position:absolute;right:20px;bottom:22px;z-index:2;
      width:210px;background:#0F172A;color:#E2E8F0;border-radius:22px;padding:18px;
      box-shadow:0 18px 40px rgba(15,23,42,.2);
    }
    .floating-note b{display:block;color:#fff;margin-bottom:6px}
    .floating-note small{color:#CBD5E1;line-height:1.6}
    .stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .stat-card,.card{
      background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
      padding:26px;box-shadow:0 12px 30px rgba(15,23,42,.05);
      transition:var(--transition);
    }
    .stat-card:hover,.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(37,99,235,.22)}
    .stat-card .big{font-size:34px;line-height:1;font-weight:900;color:var(--primary);margin-bottom:10px}
    .stat-card b{display:block;font-size:17px;margin-bottom:8px}
    .service-layout{display:grid;grid-template-columns:1.28fr .72fr;gap:26px;align-items:stretch}
    .flow-list{display:grid;gap:14px}
    .flow-item{
      display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:flex-start;
      background:#fff;border:1px solid var(--border);border-radius:24px;padding:22px;
      transition:var(--transition);
    }
    .flow-item:hover{border-color:rgba(37,99,235,.25);box-shadow:0 14px 32px rgba(15,23,42,.06)}
    .flow-num{
      width:38px;height:38px;border-radius:14px;background:var(--primary-soft);
      color:var(--primary);display:grid;place-items:center;font-weight:900;
    }
    .side-panel{
      border-radius:30px;padding:30px;
      background:linear-gradient(160deg,#0F172A 0%,#1E3A8A 70%,#0E7490 100%);
      color:#fff;position:relative;overflow:hidden;min-height:100%;
    }
    .side-panel:after{
      content:"";position:absolute;width:240px;height:240px;border-radius:50%;
      background:rgba(255,255,255,.11);right:-80px;bottom:-80px;
    }
    .side-panel h3{color:#fff;font-size:25px;margin-bottom:14px}
    .side-panel p{color:#DBEAFE}
    .check-list{display:grid;gap:12px;margin-top:22px;position:relative;z-index:1}
    .check-list li{list-style:none;display:flex;gap:10px;align-items:flex-start;color:#E0F2FE;font-size:15px}
    .check-list li:before{content:"✓";color:#8DEDEB;font-weight:900}
    .compare-wrap{display:grid;grid-template-columns:1fr 1fr;gap:22px}
    .compare-card{
      border-radius:30px;padding:30px;border:1px solid var(--border);
      background:#fff;box-shadow:0 12px 30px rgba(15,23,42,.05);
    }
    .compare-card.dim{background:#F8FAFC;color:#475569}
    .compare-card.highlight{border-color:rgba(37,99,235,.28);box-shadow:0 18px 44px rgba(37,99,235,.12)}
    .compare-card h3{margin-bottom:16px}
    .compare-list{display:grid;gap:12px}
    .compare-list li{
      list-style:none;padding:13px 14px;border-radius:16px;background:#fff;border:1px solid var(--border);
      display:flex;gap:10px;color:#475569;
    }
    .compare-card.highlight .compare-list li{background:var(--primary-soft);border-color:rgba(37,99,235,.12)}
    .category-mosaic{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;align-items:stretch}
    .category-large{min-height:360px;padding:34px;background:linear-gradient(145deg,#fff,#F2F7FF)}
    .category-stack{display:grid;gap:22px}
    .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 24px}
    .tag{
      display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;
      background:var(--primary-soft);color:var(--primary);font-size:12px;font-weight:800;
    }
    .tag.teal{background:var(--secondary-soft);color:#087E7D}
    .tag.warn{background:var(--accent-soft);color:#D94A4A}
    .insight-strip{
      display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px;
      padding:24px;border-radius:28px;background:#fff;border:1px solid var(--border);
      box-shadow:var(--shadow);
    }
    .insight-item{padding:10px 12px}
    .insight-item b{display:block;margin-bottom:6px;color:var(--text)}
    .insight-item p{font-size:14px}
    .faq-list{display:grid;gap:14px;max-width:920px;margin:0 auto}
    .faq-item{
      background:#fff;border:1px solid var(--border);border-radius:22px;overflow:hidden;
      box-shadow:0 10px 26px rgba(15,23,42,.04);
    }
    .faq-question{
      width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
      padding:20px 22px;text-align:left;font-weight:800;color:var(--text);
    }
    .faq-question .icon{
      width:28px;height:28px;border-radius:50%;background:var(--primary-soft);
      color:var(--primary);display:grid;place-items:center;flex:0 0 auto;font-weight:900;
    }
    .faq-answer{display:none;padding:0 22px 20px}
    .faq-answer p{background:var(--bg);border-radius:16px;padding:16px}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .icon{background:var(--primary);color:#fff}
    .cta-box{
      display:grid;grid-template-columns:.9fr 1.1fr;gap:30px;
      background:linear-gradient(135deg,#FFFFFF 0%,#F2F7FF 58%,#ECFEFF 100%);
      border:1px solid var(--border);border-radius:34px;padding:34px;
      box-shadow:var(--shadow);
    }
    .privacy-card{
      margin-top:22px;padding:20px;border-radius:24px;background:#fff;border:1px solid var(--border);
    }
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .form-field.full{grid-column:1/-1}
    label{display:block;font-size:13px;color:#475569;font-weight:800;margin-bottom:7px}
    input,select,textarea{
      width:100%;min-height:50px;border-radius:14px;border:1px solid var(--border);
      background:#fff;padding:12px 14px;color:var(--text);outline:0;transition:var(--transition);
    }
    textarea{min-height:118px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:rgba(37,99,235,.58);box-shadow:0 0 0 4px rgba(37,99,235,.08)}
    .form-note{font-size:13px;color:var(--muted);margin-top:12px}
    .site-footer{background:var(--footer);color:#CBD5E1;padding:56px 0 26px}
    .footer-grid{display:grid;grid-template-columns:1.3fr .8fr .9fr;gap:34px;margin-bottom:34px}
    .footer-logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:850;margin-bottom:14px}
    .footer-logo .logo-mark{width:36px;height:36px}
    .footer-grid p{color:#CBD5E1;font-size:14px;max-width:520px}
    .footer-title{color:#fff;font-weight:800;margin-bottom:12px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:#CBD5E1;font-size:14px;transition:var(--transition)}
    .footer-links a:hover{color:#fff;transform:translateX(2px)}
    .footer-bottom{
      border-top:1px solid rgba(226,232,240,.12);padding-top:20px;
      display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
      color:#94A3B8;font-size:13px;
    }
    @media (max-width:1024px){
      .nav{grid-template-columns:auto auto;justify-content:space-between}
      .nav-links,.nav-actions{display:none}
      .menu-toggle{display:block}
      .nav.menu-open .nav-links,.nav.menu-open .nav-actions{
        display:flex;position:absolute;left:20px;right:20px;top:74px;background:#fff;
        border:1px solid var(--border);border-radius:24px;box-shadow:var(--shadow);
        padding:16px;z-index:60;
      }
      .nav.menu-open .nav-links{flex-direction:column;align-items:stretch;gap:4px}
      .nav.menu-open .nav-links a{padding:12px 14px}
      .nav.menu-open .nav-actions{top:310px;flex-direction:column;align-items:stretch}
      .nav.menu-open .search{width:100%}
      .hero-grid,.service-layout,.cta-box{grid-template-columns:1fr}
      .visual-card{min-height:440px}
      .stats-grid{grid-template-columns:repeat(2,1fr)}
      .category-mosaic{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .container{width:min(100% - 28px,var(--container))}
      .section{padding:68px 0}
      .hero{padding:52px 0 34px}
      .section-head{display:block}
      .section-head .lead{margin-top:12px}
      .hero-actions{flex-direction:column;align-items:stretch}
      .btn{width:100%}
      .stats-grid,.compare-wrap,.insight-strip,.form-grid{grid-template-columns:1fr}
      .metric-grid{grid-template-columns:1fr 1fr}
      .floating-note{position:relative;right:auto;bottom:auto;width:auto;margin-top:16px}
      .visual-card{min-height:auto}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:block}
      .logo{max-width:260px}
    }
    @media (max-width:520px){
      body{font-size:15px}
      .logo span{font-size:14px}
      .metric-grid{grid-template-columns:1fr}
      .dash-top{align-items:flex-start;flex-direction:column}
      .stat-card,.card,.compare-card,.cta-box{padding:22px}
      .category-large{min-height:auto;padding:24px}
      .hero-copy p{font-size:16px}
      .nav.menu-open .nav-actions{top:326px}
    }

/* roulang page: category1 */
:root{
  --bg:#F8FAFC;
  --bg-soft:#EEF4FA;
  --panel:#FFFFFF;
  --panel-strong:#F3F7FC;
  --text:#1F2937;
  --muted:#64748B;
  --line:#E2E8F0;
  --primary:#2563EB;
  --primary-2:#2F6FEB;
  --primary-soft:#EFF6FF;
  --secondary:#0EA5A4;
  --secondary-soft:#ECFDF5;
  --accent:#F97373;
  --accent-soft:#FFF1F1;
  --shadow:0 16px 40px rgba(15,23,42,.08);
  --shadow-hover:0 20px 52px rgba(37,99,235,.12);
  --radius:24px;
  --radius-sm:14px;
  --radius-xs:10px;
  --container:1240px;
  --header-h:74px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--text);
  background:
    radial-gradient(circle at top left, rgba(37,99,235,.08), transparent 28%),
    radial-gradient(circle at top right, rgba(14,165,164,.08), transparent 24%),
    var(--bg);
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  line-height:1.75;
  text-rendering:optimizeLegibility;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
::selection{background:rgba(37,99,235,.18);color:#123}
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0;
}
.container{
  width:min(var(--container),calc(100% - 32px));
  margin:0 auto;
}
.site-header{
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(1.1) blur(10px);
  background:rgba(255,255,255,.88);
  border-bottom:1px solid rgba(226,232,240,.9);
}
.nav{
  min-height:var(--header-h);
  display:flex;
  align-items:center;
  gap:18px;
  flex-wrap:wrap;
  padding:12px 0;
}
.logo,.footer-logo{
  display:inline-flex;
  align-items:center;
  gap:12px;
  font-weight:800;
  color:#0F172A;
  letter-spacing:.2px;
}
.logo span:last-child,.footer-logo span:last-child{
  line-height:1.2;
}
.logo-mark{
  width:42px;height:42px;
  border-radius:14px;
  display:grid;place-items:center;
  background:linear-gradient(145deg,#EFF6FF,#FFFFFF);
  color:var(--primary);
  border:1px solid #D9E5FB;
  box-shadow:0 10px 24px rgba(37,99,235,.08);
  flex:0 0 auto;
}
.logo-mark svg{width:24px;height:24px}
.nav-links{
  display:flex;
  align-items:center;
  gap:8px;
  margin-left:auto;
}
.nav-links a{
  padding:10px 14px;
  border-radius:999px;
  color:var(--muted);
  font-size:15px;
  line-height:1;
  transition:all .22s ease;
  border:1px solid transparent;
}
.nav-links a:hover,
.nav-links a:focus-visible{
  color:var(--primary);
  background:var(--primary-soft);
  border-color:#D9E5FB;
  outline:none;
}
.nav-links a.active{
  color:var(--primary);
  background:#EAF2FF;
  border-color:#CFE0FF;
  box-shadow:0 8px 18px rgba(37,99,235,.08) inset;
}
.nav-actions{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.search{
  display:flex;
  align-items:center;
  gap:10px;
  height:46px;
  padding:0 14px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:999px;
  box-shadow:0 6px 18px rgba(15,23,42,.04);
  transition:all .2s ease;
}
.search:focus-within{
  border-color:#B9D1FF;
  box-shadow:0 0 0 4px rgba(37,99,235,.12);
}
.search svg{
  width:18px;height:18px;
  color:#94A3B8;
  flex:0 0 auto;
}
.search input{
  border:0;
  outline:none;
  width:240px;
  color:var(--text);
  background:transparent;
}
.search input::placeholder{color:#94A3B8}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:46px;
  padding:0 20px;
  border-radius:999px;
  border:1px solid transparent;
  font-weight:700;
  transition:all .22s ease;
  box-shadow:none;
  white-space:nowrap;
}
.btn:hover,
.btn:focus-visible{
  transform:translateY(-2px);
  outline:none;
}
.btn-primary{
  color:#fff;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  box-shadow:0 14px 24px rgba(37,99,235,.18);
}
.btn-primary:hover,
.btn-primary:focus-visible{
  box-shadow:0 18px 30px rgba(37,99,235,.24);
}
.btn-secondary{
  color:var(--primary);
  background:#fff;
  border-color:#CFE0FF;
}
.btn-secondary:hover,
.btn-secondary:focus-visible{
  background:var(--primary-soft);
  border-color:#B9D1FF;
}
.btn-ghost{
  color:var(--muted);
  background:transparent;
  border-color:var(--line);
}
.btn-ghost:hover,
.btn-ghost:focus-visible{
  color:var(--primary);
  background:var(--primary-soft);
  border-color:#CFE0FF;
}
.menu-toggle{
  display:none;
  margin-left:auto;
  width:46px;height:46px;
  border-radius:14px;
  border:1px solid var(--line);
  background:#fff;
  align-items:center;
  justify-content:center;
  gap:4px;
  flex-direction:column;
  box-shadow:0 8px 16px rgba(15,23,42,.05);
}
.menu-toggle span{
  width:18px;height:2px;border-radius:2px;background:#334155;
  display:block;
  transition:transform .22s ease,opacity .22s ease;
}

.hero{
  position:relative;
  padding:72px 0 42px;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(180deg, rgba(255,255,255,.55), rgba(255,255,255,0) 42%),
    radial-gradient(circle at 18% 12%, rgba(37,99,235,.12), transparent 22%),
    radial-gradient(circle at 82% 18%, rgba(14,165,164,.10), transparent 24%);
  pointer-events:none;
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:36px;
  align-items:center;
}
.kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:8px 14px;
  border-radius:999px;
  background:rgba(249,115,115,.1);
  color:#C24141;
  border:1px solid rgba(249,115,115,.18);
  font-size:13px;
  font-weight:700;
  letter-spacing:.2px;
}
.kicker .dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 6px rgba(249,115,115,.12);
}
.hero h1{
  margin:18px 0 14px;
  font-size:clamp(34px,4.3vw,56px);
  line-height:1.15;
  letter-spacing:-.02em;
  font-weight:800;
  color:#0F172A;
}
.hero p{
  margin:0;
  font-size:17px;
  color:var(--muted);
  max-width:36em;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin:28px 0 22px;
}
.trust-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.trust-chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 14px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  color:#334155;
  font-size:14px;
  box-shadow:0 10px 22px rgba(15,23,42,.04);
}
.trust-chip i{
  width:8px;height:8px;border-radius:50%;
  display:inline-block;
  background:var(--secondary);
}
.hero-visual{
  position:relative;
  min-height:460px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.visual-shell{
  width:min(100%,540px);
  border-radius:32px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.75)),
    linear-gradient(180deg, rgba(255,255,255,1), rgba(241,246,253,1));
  border:1px solid rgba(226,232,240,.95);
  box-shadow:var(--shadow);
  padding:26px;
  position:relative;
  overflow:hidden;
}
.visual-shell::before{
  content:"";
  position:absolute;
  inset:-30% auto auto -18%;
  width:220px;height:220px;
  background:radial-gradient(circle, rgba(37,99,235,.14), transparent 70%);
  pointer-events:none;
}
.visual-top{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:14px;
  margin-bottom:18px;
}
.visual-title{
  font-size:18px;
  font-weight:800;
  color:#0F172A;
}
.visual-sub{
  color:var(--muted);
  font-size:13px;
  margin-top:4px;
}
.metric-pills{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  justify-content:flex-end;
}
.metric-pill{
  padding:7px 11px;
  border-radius:999px;
  background:var(--primary-soft);
  border:1px solid #D8E6FF;
  color:var(--primary);
  font-size:12px;
  font-weight:700;
}
.dashboard{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:14px;
}
.big-card,.mini-card{
  border-radius:22px;
  background:#fff;
  border:1px solid var(--line);
  box-shadow:0 12px 28px rgba(15,23,42,.06);
}
.big-card{
  padding:18px;
}
.big-card-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:12px;
}
.big-card h3{
  margin:0;
  font-size:18px;
  color:#0F172A;
}
.big-card .sub{
  font-size:13px;
  color:var(--muted);
  margin-top:4px;
}
.big-num{
  font-size:40px;
  line-height:1;
  font-weight:800;
  color:var(--primary);
}
.big-num small{
  font-size:13px;
  color:var(--muted);
  font-weight:600;
}
.chart{
  margin-top:18px;
  display:grid;
  gap:10px;
}
.chart-bar{
  display:grid;
  grid-template-columns:78px 1fr 42px;
  align-items:center;
  gap:10px;
}
.chart-bar span{
  font-size:13px;color:#475569;
}
.chart-track{
  height:10px;
  border-radius:999px;
  background:#EEF2F7;
  overflow:hidden;
  position:relative;
}
.chart-fill{
  height:100%;
  border-radius:inherit;
  background:linear-gradient(90deg,var(--primary),#5B8CFF);
}
.chart-fill.alt{background:linear-gradient(90deg,var(--secondary),#38BDF8)}
.chart-fill.soft{background:linear-gradient(90deg,#60A5FA,#A78BFA)}
.mini-card{
  padding:18px;
  display:grid;
  gap:14px;
}
.mini-card .row{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:10px;
  padding:12px 0;
  border-bottom:1px dashed #E6EDF6;
}
.mini-card .row:last-child{border-bottom:0;padding-bottom:0}
.mini-card .label{
  font-size:13px;
  color:var(--muted);
}
.mini-card .value{
  font-size:16px;
  color:#0F172A;
  font-weight:700;
}
.mini-card .value strong{
  color:var(--primary);
}
.mini-grid{
  display:grid;
  gap:12px;
  grid-template-columns:1fr 1fr;
}
.micro-box{
  border-radius:18px;
  padding:16px;
  background:var(--panel-strong);
  border:1px solid #DCE7F5;
}
.micro-box .t{
  font-size:13px;color:var(--muted);margin-bottom:8px;
}
.micro-box .n{
  font-size:22px;font-weight:800;color:#0F172A;
}
.micro-box .n em{
  font-style:normal;color:var(--secondary);
}
.section{
  padding:86px 0;
}
.section-head{
  display:flex;
  flex-direction:column;
  gap:10px;
  margin-bottom:28px;
}
.section-head h2{
  margin:0;
  font-size:clamp(28px,3vw,40px);
  line-height:1.2;
  color:#0F172A;
  letter-spacing:-.02em;
}
.section-head p{
  margin:0;
  max-width:68ch;
  color:var(--muted);
  font-size:16px;
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
}
.stat-card{
  padding:24px;
  border-radius:var(--radius);
  background:#fff;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  transition:all .22s ease;
}
.stat-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-hover);
  border-color:#CFE0FF;
}
.stat-top{
  display:flex;
  justify-content:space-between;
  gap:10px;
  align-items:center;
  margin-bottom:12px;
}
.stat-icon{
  width:42px;height:42px;
  border-radius:14px;
  display:grid;place-items:center;
  background:var(--primary-soft);
  color:var(--primary);
  border:1px solid #D9E5FB;
}
.stat-num{
  font-size:34px;
  line-height:1;
  font-weight:800;
  color:#0F172A;
}
.stat-card p{
  margin:10px 0 0;
  color:var(--muted);
  font-size:14px;
  line-height:1.7;
}

.index-layout{
  display:grid;
  grid-template-columns:320px 1fr;
  gap:22px;
  align-items:start;
}
.filter-panel{
  position:sticky;
  top:98px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:24px;
}
.filter-panel h3{
  margin:0 0 10px;
  font-size:20px;
  color:#0F172A;
}
.filter-panel p{
  margin:0 0 18px;
  color:var(--muted);
  font-size:14px;
}
.filter-group{
  margin-top:18px;
  padding-top:18px;
  border-top:1px solid #EDF2F7;
}
.filter-group .title{
  font-size:14px;
  color:#334155;
  font-weight:700;
  margin-bottom:10px;
}
.chip-list{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:9px 12px;
  border-radius:999px;
  background:#F8FBFF;
  border:1px solid #DAE6F8;
  color:#334155;
  font-size:13px;
  transition:all .2s ease;
}
.chip:hover,
.chip:focus-visible{
  background:var(--primary-soft);
  color:var(--primary);
  border-color:#C9DBFB;
  outline:none;
}
.note-box{
  margin-top:20px;
  padding:16px;
  border-radius:18px;
  background:var(--secondary-soft);
  border:1px solid #CDEEEB;
  color:#0F766E;
  font-size:14px;
}
.catalog-grid{
  display:grid;
  gap:16px;
}
.catalog-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:26px;
  padding:24px;
  box-shadow:var(--shadow);
  transition:all .22s ease;
}
.catalog-card:hover{
  transform:translateY(-3px);
  border-color:#CFE0FF;
  box-shadow:var(--shadow-hover);
}
.catalog-head{
  display:flex;
  justify-content:space-between;
  gap:16px;
  align-items:flex-start;
}
.catalog-title{
  margin:0;
  font-size:22px;
  line-height:1.3;
  color:#0F172A;
}
.catalog-badge{
  flex:0 0 auto;
  padding:8px 12px;
  border-radius:999px;
  background:var(--accent-soft);
  color:#C24141;
  border:1px solid rgba(249,115,115,.18);
  font-size:12px;
  font-weight:700;
}
.catalog-card p{
  margin:12px 0 16px;
  color:var(--muted);
  font-size:15px;
}
.catalog-meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-bottom:16px;
}
.tag{
  padding:7px 10px;
  border-radius:999px;
  background:var(--primary-soft);
  border:1px solid #D9E5FB;
  color:var(--primary);
  font-size:12px;
  font-weight:700;
}
.catalog-foot{
  display:flex;
  justify-content:space-between;
  gap:12px;
  align-items:center;
  flex-wrap:wrap;
  padding-top:14px;
  border-top:1px dashed #E6EDF6;
}
.catalog-tip{
  font-size:13px;
  color:var(--muted);
}
.grid-3{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}
.feature-card{
  padding:24px;
  border-radius:var(--radius);
  background:linear-gradient(180deg,#fff, #FAFCFF);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.feature-card .icon{
  width:48px;height:48px;border-radius:16px;
  display:grid;place-items:center;
  margin-bottom:14px;
  background:#F1F7FF;
  color:var(--primary);
  border:1px solid #D8E6FF;
}
.feature-card h3{
  margin:0 0 10px;
  font-size:20px;
  color:#0F172A;
}
.feature-card p{
  margin:0;
  color:var(--muted);
  font-size:14px;
}
.compare-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
}
.compare-card{
  padding:26px;
  border-radius:28px;
  border:1px solid var(--line);
  background:#fff;
  box-shadow:var(--shadow);
}
.compare-card.muted{
  background:linear-gradient(180deg,#FBFCFE,#F5F7FB);
}
.compare-card.primary{
  background:linear-gradient(180deg,#F6FAFF,#FFFFFF);
  border-color:#D4E3FF;
}
.compare-card h3{
  margin:0 0 14px;
  font-size:22px;
  color:#0F172A;
}
.compare-card ul{
  list-style:none;
  padding:0;margin:0;
  display:grid;
  gap:12px;
}
.compare-card li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  color:#334155;
  font-size:15px;
}
.compare-card li::before{
  content:"";
  width:10px;height:10px;border-radius:50%;
  margin-top:8px;
  background:var(--line);
  flex:0 0 auto;
}
.compare-card.primary li::before{background:var(--primary)}
.compare-card .headline{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:8px;
  font-size:13px;
  font-weight:800;
  color:var(--primary);
  background:var(--primary-soft);
  border:1px solid #D9E5FB;
  padding:7px 11px;
  border-radius:999px;
}
.compare-card.muted .headline{
  color:#475569;
  background:#F1F5F9;
  border-color:#E2E8F0;
}
.compare-note{
  margin-top:14px;
  color:var(--muted);
  font-size:13px;
  line-height:1.8;
}
.faq-list{
  display:grid;
  gap:14px;
}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow:var(--shadow);
  overflow:hidden;
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:22px 24px;
  font-size:16px;
  font-weight:700;
  color:#0F172A;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";
  flex:0 0 auto;
  width:30px;height:30px;
  display:grid;place-items:center;
  border-radius:50%;
  background:var(--primary-soft);
  color:var(--primary);
  border:1px solid #D9E5FB;
  font-size:18px;
  line-height:1;
}
.faq-item[open] summary{
  border-bottom:1px solid #EDF2F7;
}
.faq-item[open] summary::after{
  content:"−";
}
.faq-content{
  padding:0 24px 22px;
  color:var(--muted);
  font-size:15px;
}
.faq-content p{margin:14px 0 0}
.cta-section{
  padding-top:0;
}
.cta-box{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:18px;
  align-items:start;
}
.form-card,.privacy-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:28px;
  box-shadow:var(--shadow);
  padding:28px;
}
.form-card h2,.privacy-card h3{
  margin:0 0 10px;
  font-size:28px;
  line-height:1.2;
  color:#0F172A;
}
.form-card p,.privacy-card p{
  margin:0;
  color:var(--muted);
  font-size:15px;
}
.form-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:14px;
  margin-top:22px;
}
.field{
  display:grid;
  gap:8px;
}
.field.full{grid-column:1 / -1}
label{
  font-size:14px;
  font-weight:700;
  color:#334155;
}
input[type="text"],
input[type="email"],
textarea,
select{
  width:100%;
  min-height:50px;
  border-radius:14px;
  border:1px solid #D8E2EF;
  background:#fff;
  padding:0 14px;
  color:var(--text);
  outline:none;
  transition:all .2s ease;
  box-shadow:0 1px 0 rgba(15,23,42,.02);
}
textarea{
  min-height:118px;
  padding:14px;
  resize:vertical;
}
input:focus,
textarea:focus,
select:focus{
  border-color:#9BC0FF;
  box-shadow:0 0 0 4px rgba(37,99,235,.12);
}
.help{
  font-size:13px;
  color:var(--muted);
}
.form-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:18px;
}
.privacy-card{
  background:linear-gradient(180deg,#FFFFFF,#F8FBFF);
}
.privacy-banner{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:16px;
  border-radius:20px;
  background:var(--accent-soft);
  border:1px solid rgba(249,115,115,.18);
  color:#9F1239;
  margin-bottom:18px;
}
.privacy-banner .warn{
  width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;
  background:#fff;
  color:var(--accent);
  font-weight:900;
  flex:0 0 auto;
}
.privacy-list{
  display:grid;
  gap:12px;
  margin-top:18px;
}
.privacy-item{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding:12px 0;
  border-top:1px solid #EDF2F7;
  color:#334155;
}
.privacy-item:first-child{border-top:0;padding-top:0}
.privacy-item .dot{
  width:10px;height:10px;border-radius:50%;
  background:var(--secondary);
  margin-top:8px;
  flex:0 0 auto;
}
.site-footer{
  margin-top:18px;
  background:#0F172A;
  color:#CBD5E1;
  padding:52px 0 24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr .8fr 1fr;
  gap:26px;
}
.footer-logo{
  color:#fff;
  margin-bottom:14px;
}
.site-footer .logo-mark{
  background:rgba(255,255,255,.08);
  border-color:rgba(255,255,255,.1);
  color:#93C5FD;
  box-shadow:none;
}
.footer-title{
  font-size:15px;
  font-weight:800;
  color:#fff;
  margin-bottom:14px;
}
.footer-links{
  display:grid;
  gap:10px;
}
.footer-links a{
  color:#CBD5E1;
  transition:color .2s ease, transform .2s ease;
}
.footer-links a:hover,
.footer-links a:focus-visible{
  color:#fff;
  transform:translateX(2px);
  outline:none;
}
.site-footer p{
  margin:0;
  color:#94A3B8;
  font-size:14px;
}
.footer-bottom{
  margin-top:28px;
  padding-top:18px;
  border-top:1px solid rgba(148,163,184,.2);
  display:flex;
  justify-content:space-between;
  gap:10px;
  flex-wrap:wrap;
  color:#94A3B8;
  font-size:13px;
}
.section-anchor{scroll-margin-top:92px}
@media (max-width:1200px){
  .hero-grid,.cta-box,.index-layout,.compare-grid,.footer-grid{grid-template-columns:1fr}
  .hero-visual{min-height:auto}
  .filter-panel{position:relative;top:auto}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:1fr}
}
@media (max-width:992px){
  .nav-links{margin-left:0}
  .nav-actions{margin-left:0}
  .search input{width:180px}
  .dashboard{grid-template-columns:1fr}
  .hero{padding-top:52px}
}
@media (max-width:768px){
  .menu-toggle{display:inline-flex}
  .nav{
    align-items:flex-start;
    justify-content:space-between;
    position:relative;
  }
  .nav-links,
  .nav-actions{
    display:none;
    width:100%;
    margin-left:0;
  }
  .nav.is-open .nav-links,
  .nav.is-open .nav-actions{
    display:flex;
  }
  .nav-links{
    order:3;
    flex-wrap:wrap;
    padding:12px 0 0;
  }
  .nav-actions{
    order:4;
    flex-wrap:wrap;
    padding-bottom:10px;
  }
  .search{width:100%}
  .search input{width:100%}
  .hero{padding-bottom:20px}
  .section{padding:68px 0}
  .stats-grid{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .catalog-head{flex-direction:column}
  .catalog-badge{align-self:flex-start}
}
@media (max-width:560px){
  .container{width:min(100% - 24px,var(--container))}
  .nav{gap:12px}
  .logo{font-size:14px}
  .logo-mark{width:38px;height:38px;border-radius:12px}
  .logo-mark svg{width:21px;height:21px}
  .hero h1{font-size:clamp(30px,8vw,38px)}
  .hero p{font-size:16px}
  .hero-actions,.trust-row,.form-actions{width:100%}
  .btn,.search{width:100%}
  .big-num{font-size:34px}
  .catalog-card,.feature-card,.stat-card,.compare-card,.form-card,.privacy-card,.faq-item summary,.faq-content{padding-left:18px;padding-right:18px}
}

/* roulang page: category2 */
:root{
      --bg:#F8FAFC;
      --bg-soft:#EEF4FA;
      --card:#FFFFFF;
      --text:#1F2937;
      --muted:#64748B;
      --line:#E2E8F0;
      --blue:#2563EB;
      --blue-2:#2F6FEB;
      --teal:#0EA5A4;
      --coral:#F97373;
      --shadow:0 16px 40px rgba(15,23,42,.08);
      --shadow-hover:0 22px 48px rgba(37,99,235,.14);
      --radius:24px;
      --radius-sm:14px;
      --container:1220px;
      --space:clamp(20px, 3vw, 32px);
      --ease:cubic-bezier(.2,.8,.2,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(37,99,235,.08), transparent 26%),
        radial-gradient(circle at top right, rgba(14,165,164,.07), transparent 22%),
        linear-gradient(180deg, #FFFFFF 0%, var(--bg) 100%);
      line-height:1.75;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    ::selection{background:rgba(37,99,235,.16);color:var(--text)}
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }
    .skip-link{
      position:absolute;
      left:-999px;
      top:12px;
      z-index:1000;
      padding:10px 16px;
      border-radius:999px;
      background:#fff;
      color:var(--blue);
      box-shadow:var(--shadow);
    }
    .skip-link:focus{left:16px}
    .site-header{
      position:sticky;
      top:0;
      z-index:100;
      backdrop-filter:saturate(180%) blur(12px);
      background:rgba(255,255,255,.92);
      border-bottom:1px solid rgba(226,232,240,.9);
    }
    .nav{
      min-height:68px;
      display:flex;
      align-items:center;
      gap:18px;
      position:relative;
    }
    .logo{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:800;
      letter-spacing:.2px;
      color:#0F172A;
      white-space:nowrap;
    }
    .logo .logo-mark,
    .footer-logo .logo-mark{
      width:38px;
      height:38px;
      display:grid;
      place-items:center;
      border-radius:14px;
      color:#fff;
      background:linear-gradient(135deg, var(--blue) 0%, #4F8CFF 100%);
      box-shadow:0 10px 22px rgba(37,99,235,.22);
      flex:0 0 auto;
    }
    .logo .logo-mark svg,
    .footer-logo .logo-mark svg{width:22px;height:22px}
    .nav-links{
      display:flex;
      align-items:center;
      gap:8px;
      margin-left:12px;
      flex:1;
      min-width:0;
    }
    .nav-links a{
      position:relative;
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      color:#334155;
      font-weight:600;
      transition:transform .22s var(--ease), background-color .22s var(--ease), color .22s var(--ease), box-shadow .22s var(--ease);
    }
    .nav-links a:hover,
    .nav-links a:focus-visible{
      outline:none;
      color:var(--blue);
      background:#EFF6FF;
      box-shadow:inset 0 0 0 1px rgba(37,99,235,.10);
      transform:translateY(-1px);
    }
    .nav-links a.active{
      background:rgba(37,99,235,.11);
      color:var(--blue);
      box-shadow:inset 0 0 0 1px rgba(37,99,235,.14);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:12px;
      margin-left:auto;
    }
    .search{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:260px;
      padding:10px 14px;
      border:1px solid var(--line);
      border-radius:999px;
      background:#fff;
      transition:border-color .2s var(--ease), box-shadow .2s var(--ease), transform .2s var(--ease);
    }
    .search svg{width:18px;height:18px;color:#94A3B8;flex:0 0 auto}
    .search input{
      width:100%;
      border:0;
      outline:0;
      background:transparent;
      color:var(--text);
    }
    .search:focus-within{
      border-color:rgba(37,99,235,.42);
      box-shadow:0 0 0 4px rgba(37,99,235,.10);
      transform:translateY(-1px);
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding:13px 18px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      cursor:pointer;
      transition:transform .22s var(--ease), background-color .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease), color .22s var(--ease);
      white-space:nowrap;
      user-select:none;
    }
    .btn:focus-visible{
      outline:none;
      box-shadow:0 0 0 4px rgba(37,99,235,.16);
    }
    .btn-primary{
      background:var(--blue);
      color:#fff;
      box-shadow:0 12px 26px rgba(37,99,235,.20);
    }
    .btn-primary:hover,
    .btn-primary:focus-visible{
      background:#1D4ED8;
      transform:translateY(-2px);
      box-shadow:0 16px 28px rgba(37,99,235,.24);
    }
    .btn-secondary{
      background:#fff;
      color:var(--blue);
      border-color:#BFDBFE;
    }
    .btn-secondary:hover,
    .btn-secondary:focus-visible{
      background:#EFF6FF;
      transform:translateY(-2px);
      box-shadow:0 10px 24px rgba(37,99,235,.10);
    }
    .btn-coral{
      background:rgba(249,115,115,.12);
      color:#C24141;
      border-color:rgba(249,115,115,.18);
    }
    .btn-coral:hover{background:rgba(249,115,115,.16);transform:translateY(-1px)}
    .menu-toggle{
      display:none;
      width:44px;
      height:44px;
      border:1px solid var(--line);
      background:#fff;
      border-radius:14px;
      align-items:center;
      justify-content:center;
      gap:4px;
      cursor:pointer;
      transition:background-color .2s var(--ease), box-shadow .2s var(--ease), transform .2s var(--ease);
    }
    .menu-toggle:hover{background:#F8FAFC;transform:translateY(-1px)}
    .menu-toggle span{
      width:18px;
      height:2px;
      background:#334155;
      display:block;
      border-radius:999px;
    }

    main{display:block}
    .hero{
      position:relative;
      padding:72px 0 24px;
    }
    .hero-inner{
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
      gap:28px;
      align-items:stretch;
    }
    .hero-copy{
      padding:22px 0 8px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 14px;
      border-radius:999px;
      background:rgba(14,165,164,.10);
      color:#0F766E;
      border:1px solid rgba(14,165,164,.14);
      font-size:13px;
      font-weight:700;
      letter-spacing:.2px;
      margin-bottom:18px;
    }
    .eyebrow .dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--teal);
      box-shadow:0 0 0 4px rgba(14,165,164,.14);
    }
    h1{
      margin:0 0 18px;
      font-size:clamp(34px, 4.4vw, 56px);
      line-height:1.14;
      letter-spacing:-.03em;
      color:#0F172A;
    }
    .lead{
      max-width:36em;
      font-size:17px;
      line-height:1.85;
      color:var(--muted);
      margin:0 0 26px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-bottom:22px;
    }
    .hero-notes{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:20px;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      font-size:13px;
      font-weight:700;
      border:1px solid var(--line);
      background:#fff;
      color:#334155;
    }
    .pill.blue{background:#EFF6FF;border-color:#DBEAFE;color:#1D4ED8}
    .pill.teal{background:#ECFEFF;border-color:#CFFAFE;color:#0F766E}
    .pill.coral{background:rgba(249,115,115,.10);border-color:rgba(249,115,115,.18);color:#B91C1C}
    .hero-meta{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:12px;
      margin-top:10px;
    }
    .meta-card{
      padding:16px 16px 15px;
      border-radius:18px;
      background:rgba(255,255,255,.72);
      border:1px solid rgba(226,232,240,.9);
      box-shadow:0 10px 24px rgba(15,23,42,.04);
    }
    .meta-label{
      font-size:13px;
      color:var(--muted);
      margin-bottom:6px;
    }
    .meta-value{
      font-size:22px;
      font-weight:800;
      color:#0F172A;
      line-height:1.2;
      margin-bottom:4px;
    }
    .meta-note{
      font-size:13px;
      color:#64748B;
    }
    .hero-visual{
      position:relative;
      padding:22px;
      border-radius:28px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.76)),
        radial-gradient(circle at top left, rgba(37,99,235,.10), transparent 30%),
        radial-gradient(circle at bottom right, rgba(14,165,164,.10), transparent 24%);
      border:1px solid rgba(226,232,240,.95);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .hero-visual::before{
      content:"";
      position:absolute;
      inset:18px;
      border-radius:22px;
      border:1px dashed rgba(148,163,184,.24);
      pointer-events:none;
    }
    .visual-top{
      display:flex;
      justify-content:space-between;
      gap:16px;
      align-items:flex-start;
      margin-bottom:18px;
      position:relative;
      z-index:1;
    }
    .visual-top .v-title{
      font-size:15px;
      font-weight:800;
      color:#0F172A;
      margin-bottom:4px;
    }
    .visual-top .v-sub{
      font-size:13px;
      color:var(--muted);
    }
    .status-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 12px;
      border-radius:14px;
      background:#F8FAFC;
      border:1px solid var(--line);
      color:#334155;
      font-size:13px;
      font-weight:700;
      white-space:nowrap;
    }
    .status-dot{
      width:10px;
      height:10px;
      border-radius:50%;
      background:var(--teal);
      box-shadow:0 0 0 4px rgba(14,165,164,.16);
    }
    .dashboard{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:14px;
      position:relative;
      z-index:1;
    }
    .panel{
      background:#fff;
      border:1px solid rgba(226,232,240,.9);
      border-radius:22px;
      padding:18px;
      box-shadow:0 12px 28px rgba(15,23,42,.05);
    }
    .panel-head{
      display:flex;
      justify-content:space-between;
      gap:14px;
      align-items:flex-start;
      margin-bottom:14px;
    }
    .panel-title{
      font-weight:800;
      color:#0F172A;
      margin:0;
      font-size:15px;
    }
    .panel-sub{
      margin-top:4px;
      font-size:13px;
      color:var(--muted);
    }
    .mini-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:10px;
    }
    .mini-card{
      padding:14px;
      border-radius:18px;
      background:linear-gradient(180deg, #F8FBFF 0%, #FFFFFF 100%);
      border:1px solid #E6EEF8;
    }
    .mini-label{
      font-size:12px;
      color:#64748B;
      margin-bottom:8px;
    }
    .mini-value{
      font-size:20px;
      font-weight:800;
      color:#0F172A;
      line-height:1.1;
      margin-bottom:5px;
    }
    .mini-foot{
      font-size:12px;
      color:#64748B;
    }
    .chart{
      border-radius:18px;
      background:linear-gradient(180deg, #F8FAFC, #F1F7FF);
      border:1px solid #E6EEF8;
      padding:14px 14px 10px;
      height:100%;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .chart-line{
      width:100%;
      height:120px;
      display:block;
      margin-top:8px;
    }
    .chart-caption{
      display:flex;
      justify-content:space-between;
      gap:10px;
      font-size:12px;
      color:#64748B;
      margin-top:6px;
    }
    .section{
      padding:84px 0;
    }
    .section.tight{padding-top:42px}
    .section-head{
      display:flex;
      justify-content:space-between;
      gap:18px;
      align-items:flex-end;
      margin-bottom:28px;
    }
    .section-title{
      margin:0;
      font-size:clamp(28px, 3vw, 38px);
      line-height:1.2;
      color:#0F172A;
      letter-spacing:-.02em;
    }
    .section-desc{
      margin:0;
      max-width:40em;
      color:var(--muted);
      font-size:16px;
      line-height:1.8;
    }
    .stats-grid{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:16px;
    }
    .stat-card{
      padding:24px;
      border-radius:24px;
      background:#fff;
      border:1px solid rgba(226,232,240,.96);
      box-shadow:0 10px 26px rgba(15,23,42,.04);
      transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
    }
    .stat-card:hover{
      transform:translateY(-3px);
      box-shadow:var(--shadow-hover);
      border-color:#CFE0FF;
    }
    .stat-num{
      font-size:34px;
      line-height:1;
      font-weight:900;
      color:var(--blue);
      margin-bottom:10px;
      letter-spacing:-.03em;
    }
    .stat-title{
      font-size:16px;
      font-weight:800;
      color:#0F172A;
      margin-bottom:8px;
    }
    .stat-text{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
    }

    .matrix{
      display:grid;
      grid-template-columns:1.18fr .82fr;
      gap:18px;
      align-items:stretch;
    }
    .flow{
      display:grid;
      gap:14px;
    }
    .flow-step{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:14px;
      align-items:flex-start;
      padding:20px 20px;
      border-radius:22px;
      background:#fff;
      border:1px solid rgba(226,232,240,.96);
      box-shadow:0 8px 20px rgba(15,23,42,.04);
    }
    .step-index{
      width:38px;
      height:38px;
      display:grid;
      place-items:center;
      border-radius:14px;
      background:#EFF6FF;
      color:var(--blue);
      font-weight:800;
      flex:0 0 auto;
      box-shadow:inset 0 0 0 1px rgba(37,99,235,.10);
    }
    .step-title{
      font-size:18px;
      font-weight:800;
      color:#0F172A;
      margin:0 0 6px;
    }
    .step-text{
      margin:0;
      color:var(--muted);
      font-size:15px;
      line-height:1.8;
    }
    .support-panel{
      padding:24px;
      border-radius:28px;
      background:linear-gradient(180deg, #FFFFFF 0%, #F8FBFF 100%);
      border:1px solid rgba(226,232,240,.96);
      box-shadow:var(--shadow);
    }
    .support-panel h3{
      margin:0 0 10px;
      font-size:22px;
      line-height:1.25;
      color:#0F172A;
    }
    .support-panel p{
      margin:0 0 16px;
      color:var(--muted);
      font-size:15px;
      line-height:1.8;
    }
    .check-list{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:12px;
    }
    .check-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:#334155;
      font-size:14px;
      line-height:1.7;
      padding:12px 0;
      border-top:1px solid rgba(226,232,240,.8);
    }
    .check-list li:first-child{border-top:0;padding-top:0}
    .check-icon{
      width:22px;
      height:22px;
      border-radius:50%;
      background:#ECFEFF;
      color:#0F766E;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      margin-top:2px;
      font-weight:900;
      font-size:13px;
    }

    .compare{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:16px;
    }
    .compare-card{
      padding:26px;
      border-radius:28px;
      border:1px solid rgba(226,232,240,.95);
      background:#fff;
      box-shadow:0 10px 24px rgba(15,23,42,.04);
    }
    .compare-card.bad{
      background:linear-gradient(180deg, #FBFCFD, #F7FAFC);
    }
    .compare-card.good{
      background:linear-gradient(180deg, #F8FBFF, #FFFFFF);
      border-color:#D9E7FF;
    }
    .compare-head{
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:center;
      margin-bottom:16px;
    }
    .compare-head h3{
      margin:0;
      font-size:20px;
      color:#0F172A;
    }
    .compare-head .tag{
      padding:8px 11px;
      border-radius:999px;
      font-size:12px;
      font-weight:800;
    }
    .tag.gray{
      background:#E2E8F0;
      color:#475569;
    }
    .tag.blue{
      background:#DBEAFE;
      color:#1D4ED8;
    }
    .compare-list{
      display:grid;
      gap:12px;
    }
    .compare-item{
      display:flex;
      justify-content:space-between;
      gap:18px;
      align-items:flex-start;
      padding:13px 14px;
      border-radius:18px;
      background:#fff;
      border:1px solid rgba(226,232,240,.9);
    }
    .compare-item strong{
      display:block;
      font-size:14px;
      color:#0F172A;
      margin-bottom:3px;
    }
    .compare-item span{
      font-size:13px;
      color:var(--muted);
      line-height:1.6;
    }
    .compare-badge{
      flex:0 0 auto;
      padding:8px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:800;
      white-space:nowrap;
    }
    .compare-badge.bad{background:rgba(148,163,184,.16);color:#475569}
    .compare-badge.good{background:rgba(14,165,164,.12);color:#0F766E}

    .use-cases{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      gap:16px;
    }
    .case-card{
      padding:24px;
      border-radius:24px;
      background:#fff;
      border:1px solid rgba(226,232,240,.95);
      box-shadow:0 10px 24px rgba(15,23,42,.04);
      transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
    }
    .case-card:hover{
      transform:translateY(-3px);
      border-color:#CFE0FF;
      box-shadow:var(--shadow-hover);
    }
    .case-card h3{
      margin:0 0 8px;
      font-size:18px;
      color:#0F172A;
    }
    .case-card p{
      margin:0 0 14px;
      color:var(--muted);
      line-height:1.75;
      font-size:14px;
    }
    .tag-list{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .tag-chip{
      display:inline-flex;
      align-items:center;
      padding:8px 10px;
      border-radius:999px;
      background:#F1F7FF;
      color:#1D4ED8;
      border:1px solid #DBEAFE;
      font-size:12px;
      font-weight:700;
    }

    .form-grid{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:18px;
      align-items:start;
    }
    .form-card,
    .privacy-card{
      padding:26px;
      border-radius:28px;
      background:#fff;
      border:1px solid rgba(226,232,240,.95);
      box-shadow:var(--shadow);
    }
    .form-card h2,
    .privacy-card h3{
      margin:0 0 10px;
      color:#0F172A;
      line-height:1.2;
    }
    .form-card h2{font-size:26px}
    .privacy-card h3{font-size:22px}
    .form-card p,
    .privacy-card p{
      margin:0 0 18px;
      color:var(--muted);
      font-size:15px;
      line-height:1.8;
    }
    .form{
      display:grid;
      gap:14px;
    }
    .field-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:12px;
    }
    .field{
      display:grid;
      gap:8px;
    }
    .field.full{grid-column:1/-1}
    .field label{
      font-size:13px;
      font-weight:700;
      color:#334155;
    }
    .field input,
    .field textarea{
      width:100%;
      border:1px solid var(--line);
      background:#fff;
      border-radius:14px;
      padding:13px 14px;
      color:var(--text);
      transition:border-color .2s var(--ease), box-shadow .2s var(--ease), transform .2s var(--ease);
    }
    .field textarea{
      min-height:120px;
      resize:vertical;
    }
    .field input::placeholder,
    .field textarea::placeholder{color:#94A3B8}
    .field input:focus,
    .field textarea:focus{
      outline:none;
      border-color:rgba(37,99,235,.46);
      box-shadow:0 0 0 4px rgba(37,99,235,.10);
      transform:translateY(-1px);
    }
    .form-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:center;
      margin-top:2px;
    }
    .form-help{
      font-size:13px;
      color:#64748B;
    }
    .privacy-box{
      display:grid;
      gap:14px;
    }
    .privacy-callout{
      padding:18px;
      border-radius:20px;
      background:rgba(249,115,115,.10);
      border:1px solid rgba(249,115,115,.18);
      color:#9F1239;
      font-size:14px;
      line-height:1.8;
    }
    .privacy-list{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:12px;
    }
    .privacy-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:12px 0;
      border-top:1px solid rgba(226,232,240,.8);
      color:#334155;
      font-size:14px;
      line-height:1.75;
    }
    .privacy-list li:first-child{border-top:0;padding-top:0}
    .privacy-list .icon{
      width:24px;height:24px;border-radius:9px;
      display:grid;place-items:center;
      background:#EFF6FF;color:var(--blue);
      font-weight:900;
      flex:0 0 auto;
      margin-top:2px;
    }

    .faq-wrap{
      display:grid;
      gap:12px;
    }
    .faq-item{
      background:#fff;
      border:1px solid rgba(226,232,240,.95);
      border-radius:20px;
      box-shadow:0 10px 24px rgba(15,23,42,.04);
      overflow:hidden;
    }
    .faq-item[open]{
      border-color:#D9E7FF;
      box-shadow:var(--shadow-hover);
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:18px 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      font-weight:800;
      color:#0F172A;
      user-select:none;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary .icon{
      width:28px;
      height:28px;
      border-radius:999px;
      background:#EFF6FF;
      color:var(--blue);
      display:grid;
      place-items:center;
      font-size:18px;
      font-weight:900;
      flex:0 0 auto;
      transition:transform .2s var(--ease), background-color .2s var(--ease);
    }
    .faq-item[open] summary .icon{
      background:#DBEAFE;
      transform:rotate(180deg);
    }
    .faq-content{
      padding:0 20px 20px;
      color:var(--muted);
      line-height:1.85;
      font-size:15px;
      background:linear-gradient(180deg, #FFFFFF 0%, #FBFDFF 100%);
    }

    .related{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:14px;
    }
    .related-card{
      display:block;
      padding:22px;
      border-radius:24px;
      background:#fff;
      border:1px solid rgba(226,232,240,.95);
      box-shadow:0 10px 24px rgba(15,23,42,.04);
      transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
    }
    .related-card:hover{
      transform:translateY(-3px);
      box-shadow:var(--shadow-hover);
      border-color:#CFE0FF;
    }
    .related-card.active{
      background:linear-gradient(180deg, #F8FBFF, #FFFFFF);
      border-color:#BDD5FF;
    }
    .related-card .small{
      display:inline-flex;
      margin-bottom:10px;
      padding:7px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:800;
      background:#EEF4FA;
      color:#475569;
    }
    .related-card.active .small{
      background:#DBEAFE;
      color:#1D4ED8;
    }
    .related-card h3{
      margin:0 0 8px;
      font-size:18px;
      color:#0F172A;
    }
    .related-card p{
      margin:0 0 14px;
      color:var(--muted);
      line-height:1.75;
      font-size:14px;
    }
    .related-card .link{
      color:var(--blue);
      font-weight:800;
      font-size:14px;
    }

    .site-footer{
      margin-top:26px;
      background:#0F172A;
      color:#CBD5E1;
      padding:54px 0 22px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .9fr 1fr;
      gap:20px;
      padding-bottom:26px;
      border-bottom:1px solid rgba(148,163,184,.18);
    }
    .footer-logo{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:800;
      font-size:18px;
      color:#fff;
      margin-bottom:14px;
    }
    .site-footer p{
      margin:0;
      color:#94A3B8;
      line-height:1.85;
      font-size:14px;
      max-width:34em;
    }
    .footer-title{
      color:#fff;
      font-weight:800;
      margin-bottom:14px;
      font-size:15px;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:#CBD5E1;
      font-size:14px;
      width:fit-content;
      transition:color .2s var(--ease), transform .2s var(--ease);
    }
    .footer-links a:hover,
    .footer-links a:focus-visible{
      color:#fff;
      outline:none;
      transform:translateX(2px);
    }
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:16px;
      align-items:center;
      padding-top:18px;
      color:#94A3B8;
      font-size:13px;
      line-height:1.7;
      flex-wrap:wrap;
    }

    @media (max-width: 1200px){
      .hero-inner,
      .matrix,
      .form-grid{
        grid-template-columns:1fr;
      }
      .dashboard{
        grid-template-columns:1fr 1fr;
      }
      .stats-grid,
      .use-cases,
      .related{
        grid-template-columns:repeat(2, minmax(0,1fr));
      }
      .footer-grid{
        grid-template-columns:1fr 1fr;
      }
    }
    @media (max-width: 992px){
      .nav{
        flex-wrap:wrap;
        padding:10px 0;
      }
      .nav-links{
        order:3;
        width:100%;
        margin:0;
        padding:0;
        display:none;
        flex-wrap:wrap;
      }
      .nav-actions{
        margin-left:auto;
      }
      .search{min-width:220px}
      .menu-toggle{display:inline-flex}
      .nav.open .nav-links,
      .nav.open .nav-actions{
        display:flex;
      }
      .nav.open .nav-actions{
        width:100%;
        justify-content:space-between;
        padding-bottom:8px;
      }
      .nav.open .search{
        flex:1;
        min-width:0;
      }
      .hero{padding-top:52px}
      .hero-meta{grid-template-columns:1fr}
      .dashboard{grid-template-columns:1fr}
      .stats-grid{grid-template-columns:repeat(2, minmax(0,1fr))}
      .use-cases{grid-template-columns:1fr}
      .related{grid-template-columns:1fr}
    }
    @media (max-width: 768px){
      .section{padding:66px 0}
      .hero{padding-bottom:16px}
      .lead{font-size:16px}
      .search{display:none}
      .nav.open .search{display:flex}
      .section-head{
        display:block;
      }
      .section-desc{margin-top:12px}
      .compare{grid-template-columns:1fr}
      .field-grid{grid-template-columns:1fr}
      .stats-grid,
      .footer-grid,
      .mini-grid,
      .compare-item{
        grid-template-columns:1fr;
      }
      .dashboard{
        gap:12px;
      }
      .chart-line{height:100px}
      .footer-bottom{
        align-items:flex-start;
        flex-direction:column;
      }
    }
    @media (max-width: 560px){
      .container{width:min(var(--container), calc(100% - 24px))}
      .logo span:last-child{white-space:normal}
      .nav{
        gap:12px;
      }
      .logo{
        max-width:calc(100% - 58px);
        white-space:normal;
        line-height:1.3;
      }
      .hero-inner{gap:18px}
      .hero-copy{padding-top:0}
      h1{font-size:clamp(30px, 9vw, 38px)}
      .btn{
        width:100%;
      }
      .hero-actions,
      .form-actions{
        flex-direction:column;
        align-items:stretch;
      }
      .hero-notes{
        gap:8px;
      }
      .pill{
        width:100%;
        justify-content:center;
      }
      .compare-card,
      .stat-card,
      .support-panel,
      .form-card,
      .privacy-card{
        padding:20px;
        border-radius:22px;
      }
      .faq-item summary{
        padding:16px 16px;
      }
      .faq-content{
        padding:0 16px 16px;
      }
      .nav.open .nav-actions{
        gap:10px;
        flex-direction:column;
        align-items:stretch;
      }
      .nav.open .nav-actions .btn{
        width:100%;
      }
    }

    .sr-only{
      position:absolute;
      width:1px;
      height:1px;
      padding:0;
      margin:-1px;
      overflow:hidden;
      clip:rect(0,0,0,0);
      white-space:nowrap;
      border:0;
    }

/* roulang page: category3 */
:root{
      --bg:#F8FAFC;
      --bg-soft:#EEF4FA;
      --panel:#FFFFFF;
      --panel-2:#F1F7FD;
      --line:#E2E8F0;
      --line-strong:#C7D2FE;
      --text:#1F2937;
      --muted:#64748B;
      --muted-2:#94A3B8;
      --blue:#2563EB;
      --blue-2:#2F6FEB;
      --cyan:#0EA5A4;
      --coral:#F97373;
      --coral-soft:#FEE2E2;
      --navy:#0F172A;
      --shadow:0 16px 40px rgba(15,23,42,.08);
      --shadow-soft:0 10px 24px rgba(15,23,42,.06);
      --shadow-hover:0 20px 52px rgba(37,99,235,.12);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1200px;
      --header-h:72px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 8%, rgba(37,99,235,.07), transparent 26%),
        radial-gradient(circle at 86% 16%, rgba(14,165,164,.08), transparent 20%),
        linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 32%, #F8FAFC 100%);
      line-height:1.75;
      overflow-x:hidden;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }

    ::selection{background:rgba(37,99,235,.14); color:var(--navy)}
    a{color:inherit; text-decoration:none}
    img{max-width:100%; display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    input,textarea{
      width:100%;
      border:1px solid var(--line);
      background:#fff;
      color:var(--text);
      border-radius:14px;
      padding:14px 16px;
      outline:none;
      transition:border-color .2s ease, box-shadow .2s ease, transform .2s ease, background .2s ease;
    }
    input::placeholder,textarea::placeholder{color:var(--muted-2)}
    input:focus,textarea:focus{
      border-color:rgba(37,99,235,.45);
      box-shadow:0 0 0 4px rgba(37,99,235,.12);
      background:#fff;
    }

    .container{
      width:min(calc(100% - 32px), var(--container));
      margin:0 auto;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(255,255,255,.92);
      backdrop-filter:saturate(140%) blur(10px);
      border-bottom:1px solid rgba(226,232,240,.9);
      box-shadow:0 1px 0 rgba(255,255,255,.6);
    }

    .nav{
      min-height:var(--header-h);
      display:flex;
      align-items:center;
      gap:18px;
      justify-content:space-between;
      position:relative;
    }

    .logo{
      display:inline-flex;
      align-items:center;
      gap:12px;
      font-weight:700;
      letter-spacing:.1px;
      color:var(--navy);
      flex:0 0 auto;
      line-height:1.25;
    }

    .logo-mark{
      width:38px;
      height:38px;
      border-radius:14px;
      background:linear-gradient(180deg, #EFF6FF, #FFFFFF);
      border:1px solid #D6E4FF;
      display:grid;
      place-items:center;
      color:var(--blue);
      box-shadow:0 8px 18px rgba(37,99,235,.10);
      flex:0 0 auto;
    }

    .logo-mark svg{
      width:22px;
      height:22px;
    }

    .nav-links{
      display:flex;
      align-items:center;
      gap:8px;
      margin-left:8px;
      margin-right:auto;
      flex-wrap:wrap;
    }

    .nav-links a{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:42px;
      padding:10px 14px;
      border-radius:999px;
      color:var(--muted);
      font-size:15px;
      font-weight:600;
      transition:background .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease;
    }

    .nav-links a:hover{
      color:var(--blue);
      background:#EFF6FF;
      transform:translateY(-1px);
    }

    .nav-links a.active{
      color:var(--blue);
      background:#EAF2FF;
      box-shadow:inset 0 0 0 1px rgba(37,99,235,.14);
    }

    .nav-actions{
      display:flex;
      align-items:center;
      gap:12px;
      flex:0 0 auto;
    }

    .search{
      display:flex;
      align-items:center;
      gap:10px;
      width:min(270px, 26vw);
      min-width:190px;
      height:44px;
      padding:0 14px;
      border-radius:999px;
      border:1px solid var(--line);
      background:#fff;
      box-shadow:0 4px 14px rgba(15,23,42,.04);
      transition:border-color .2s ease, box-shadow .2s ease, transform .2s ease;
    }

    .search:focus-within{
      border-color:rgba(37,99,235,.32);
      box-shadow:0 0 0 4px rgba(37,99,235,.10);
      transform:translateY(-1px);
    }

    .search svg{
      width:18px;
      height:18px;
      color:var(--muted);
      flex:0 0 auto;
    }

    .search input{
      border:0;
      padding:0;
      background:transparent;
      height:100%;
      border-radius:0;
      box-shadow:none;
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:0 18px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      font-size:15px;
      letter-spacing:.1px;
      transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease, opacity .2s ease;
      user-select:none;
      white-space:nowrap;
    }

    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(0)}
    .btn-primary{
      background:linear-gradient(180deg, var(--blue-2), var(--blue));
      color:#fff;
      box-shadow:0 12px 22px rgba(37,99,235,.18);
    }
    .btn-primary:hover{
      box-shadow:0 18px 30px rgba(37,99,235,.24);
    }
    .btn-secondary{
      background:#fff;
      color:var(--blue);
      border-color:#CFE0FF;
      box-shadow:0 10px 20px rgba(15,23,42,.05);
    }
    .btn-secondary:hover{
      background:#F5F9FF;
      border-color:#B9CDFE;
    }
    .btn-ghost{
      background:transparent;
      color:var(--blue);
      border-color:transparent;
    }
    .btn-soft{
      background:#EEF6FF;
      color:#1D4ED8;
      border-color:#D8E8FF;
    }
    .btn-soft:hover{
      background:#E6F0FF;
    }

    .menu-toggle{
      display:none;
      width:46px;
      height:46px;
      border-radius:14px;
      border:1px solid var(--line);
      background:#fff;
      align-items:center;
      justify-content:center;
      gap:4px;
      padding:0;
      box-shadow:0 8px 18px rgba(15,23,42,.04);
    }
    .menu-toggle span{
      display:block;
      width:18px;
      height:2px;
      background:var(--navy);
      border-radius:999px;
      transition:transform .2s ease, opacity .2s ease;
    }

    .main{
      padding-bottom:40px;
    }

    .section{
      padding:88px 0;
    }

    .section.compact{
      padding:64px 0;
    }

    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:8px 14px;
      border-radius:999px;
      background:#EFF6FF;
      color:#1D4ED8;
      border:1px solid #D3E2FF;
      font-size:13px;
      font-weight:700;
      letter-spacing:.2px;
    }
    .eyebrow .dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--coral);
      box-shadow:0 0 0 4px rgba(249,115,115,.12);
      flex:0 0 auto;
    }

    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:end;
      gap:22px;
      margin-bottom:28px;
    }
    .section-head .title-wrap{
      max-width:760px;
    }
    .section-head .eyebrow{margin-bottom:14px}
    .section-title{
      margin:0;
      color:var(--navy);
      font-size:clamp(30px,3.2vw,40px);
      line-height:1.18;
      letter-spacing:-.02em;
    }
    .section-desc{
      margin:14px 0 0;
      color:var(--muted);
      font-size:16px;
      line-height:1.8;
      max-width:760px;
    }

    .hero{
      padding:34px 0 22px;
      position:relative;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:-80px auto auto -120px;
      width:320px;
      height:320px;
      background:radial-gradient(circle, rgba(37,99,235,.12), rgba(37,99,235,0) 72%);
      pointer-events:none;
      z-index:-1;
    }
    .hero::after{
      content:"";
      position:absolute;
      inset:auto -90px -80px auto;
      width:300px;
      height:300px;
      background:radial-gradient(circle, rgba(14,165,164,.10), rgba(14,165,164,0) 72%);
      pointer-events:none;
      z-index:-1;
    }

    .hero-grid{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:34px;
      align-items:center;
      padding:30px 0 8px;
    }

    .hero-copy h1{
      margin:16px 0 18px;
      color:var(--navy);
      font-size:clamp(34px,5vw,56px);
      line-height:1.12;
      letter-spacing:-.035em;
    }
    .hero-copy p{
      margin:0;
      color:var(--muted);
      font-size:17px;
      line-height:1.85;
      max-width:640px;
    }

    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:28px;
    }

    .trust-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:22px;
    }

    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:36px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid var(--line);
      background:#fff;
      color:var(--muted);
      font-size:13px;
      font-weight:600;
      box-shadow:0 8px 16px rgba(15,23,42,.03);
    }
    .chip .ico{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 0 4px rgba(14,165,164,.12);
    }
    .chip.warn .ico{
      background:var(--coral);
      box-shadow:0 0 0 4px rgba(249,115,115,.12);
    }

    .breadcrumb{
      margin-top:20px;
      color:var(--muted-2);
      font-size:13px;
    }

    .hero-visual{
      position:relative;
    }

    .visual-shell{
      position:relative;
      background:linear-gradient(180deg, rgba(255,255,255,.98), rgba(248,250,252,.96));
      border:1px solid rgba(226,232,240,.95);
      box-shadow:var(--shadow);
      border-radius:var(--radius-xl);
      padding:24px;
      overflow:hidden;
    }

    .visual-shell::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(135deg, rgba(37,99,235,.05), transparent 34%),
        linear-gradient(315deg, rgba(14,165,164,.05), transparent 34%);
      pointer-events:none;
    }

    .visual-top{
      position:relative;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      margin-bottom:18px;
    }

    .visual-title{
      margin:0;
      color:var(--navy);
      font-size:18px;
      line-height:1.35;
      letter-spacing:-.01em;
    }

    .visual-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 11px;
      border-radius:999px;
      background:#FEF2F2;
      color:#C2410C;
      font-size:12px;
      font-weight:700;
      border:1px solid #FECACA;
      white-space:nowrap;
    }

    .visual-grid{
      position:relative;
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:14px;
    }

    .dash-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:22px;
      padding:18px;
      box-shadow:var(--shadow-soft);
    }

    .dash-head{
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:flex-start;
      margin-bottom:14px;
    }

    .dash-label{
      color:var(--muted);
      font-size:13px;
      font-weight:600;
      margin:0 0 6px;
    }

    .dash-strong{
      margin:0;
      font-size:28px;
      line-height:1;
      font-weight:800;
      color:var(--blue);
      letter-spacing:-.03em;
    }

    .dash-sub{
      margin:8px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }

    .status-stack{
      display:grid;
      gap:10px;
    }

    .status-item{
      display:flex;
      justify-content:space-between;
      gap:16px;
      align-items:center;
      padding:12px 14px;
      border-radius:16px;
      background:var(--panel-2);
      border:1px solid #DDE8F8;
    }

    .status-item strong{
      display:block;
      color:var(--navy);
      font-size:14px;
      line-height:1.35;
    }
    .status-item span{
      color:var(--muted);
      font-size:12px;
      display:block;
      margin-top:2px;
    }

    .status-dot{
      width:11px;
      height:11px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 0 5px rgba(14,165,164,.12);
      flex:0 0 auto;
    }
    .status-dot.coral{
      background:var(--coral);
      box-shadow:0 0 0 5px rgba(249,115,115,.12);
    }

    .mini-chart{
      display:flex;
      align-items:end;
      gap:10px;
      height:104px;
      padding:4px 0 2px;
    }
    .mini-chart span{
      flex:1 1 0;
      border-radius:14px 14px 4px 4px;
      background:linear-gradient(180deg, rgba(37,99,235,.92), rgba(14,165,164,.86));
      height:var(--h);
      min-height:26px;
      box-shadow:0 10px 18px rgba(37,99,235,.12);
    }

    .insight-strip{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
      margin-top:14px;
    }
    .insight{
      padding:12px 14px;
      border-radius:18px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 8px 16px rgba(15,23,42,.04);
    }
    .insight small{
      display:block;
      color:var(--muted-2);
      font-size:12px;
      margin-bottom:6px;
    }
    .insight strong{
      color:var(--navy);
      font-size:14px;
      line-height:1.35;
    }

    .metric-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
    }

    .metric-card,
    .info-card,
    .compare-card,
    .category-card,
    .faq-card,
    .form-panel,
    .side-panel,
    .summary-card{
      background:var(--panel);
      border:1px solid var(--line);
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow-soft);
    }

    .metric-card{
      padding:24px;
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .metric-card:hover{
      transform:translateY(-3px);
      border-color:#CFE0FF;
      box-shadow:var(--shadow-hover);
    }
    .metric-value{
      display:block;
      color:var(--blue);
      font-size:clamp(28px,3vw,40px);
      line-height:1;
      font-weight:800;
      letter-spacing:-.03em;
      margin-bottom:12px;
    }
    .metric-label{
      display:block;
      color:var(--navy);
      font-size:16px;
      font-weight:700;
      margin-bottom:8px;
    }
    .metric-text{
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
      margin:0;
    }

    .split-layout{
      display:grid;
      grid-template-columns:.98fr 1.02fr;
      gap:20px;
      align-items:stretch;
    }

    .summary-card{
      padding:28px;
      background:
        linear-gradient(180deg, #fff 0%, #FBFDFF 100%);
      position:relative;
      overflow:hidden;
    }
    .summary-card::after{
      content:"";
      position:absolute;
      right:-80px;
      top:-80px;
      width:220px;
      height:220px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(37,99,235,.08), transparent 68%);
      pointer-events:none;
    }

    .summary-card h3{
      margin:0 0 12px;
      font-size:24px;
      line-height:1.22;
      color:var(--navy);
      letter-spacing:-.02em;
    }
    .summary-card p{
      margin:0 0 16px;
      color:var(--muted);
      font-size:15px;
      line-height:1.85;
    }

    .bullet-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:12px;
    }
    .bullet-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--text);
      font-size:14px;
      line-height:1.7;
    }
    .bullet-list li::before{
      content:"";
      width:9px;
      height:9px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 0 4px rgba(14,165,164,.10);
      margin-top:8px;
      flex:0 0 auto;
    }

    .principle-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:18px;
    }

    .info-card{
      padding:22px;
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      min-height:100%;
    }
    .info-card:hover{
      transform:translateY(-3px);
      border-color:#CFE0FF;
      box-shadow:var(--shadow-hover);
    }
    .info-card .icon{
      width:44px;
      height:44px;
      border-radius:16px;
      display:grid;
      place-items:center;
      margin-bottom:16px;
      background:#EEF6FF;
      color:var(--blue);
      border:1px solid #D5E5FF;
    }
    .info-card .icon svg{
      width:22px;
      height:22px;
    }
    .info-card h3{
      margin:0 0 10px;
      color:var(--navy);
      font-size:20px;
      line-height:1.25;
      letter-spacing:-.01em;
    }
    .info-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:16px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      min-height:30px;
      padding:0 10px;
      border-radius:999px;
      background:#EEF6FF;
      color:#1D4ED8;
      border:1px solid #D9E8FF;
      font-size:12px;
      font-weight:700;
    }
    .tag.cyan{
      background:#ECFEFF;
      color:#0F766E;
      border-color:#CFFAFE;
    }
    .tag.coral{
      background:#FEF2F2;
      color:#B42318;
      border-color:#FECACA;
    }

    .category-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }

    .category-card{
      padding:24px;
      position:relative;
      overflow:hidden;
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .category-card::before{
      content:"";
      position:absolute;
      inset:auto -70px -70px auto;
      width:170px;
      height:170px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(37,99,235,.07), transparent 66%);
      pointer-events:none;
    }
    .category-card:hover{
      transform:translateY(-3px);
      border-color:#CFE0FF;
      box-shadow:var(--shadow-hover);
    }
    .category-card.current{
      border-color:#F9C6C6;
      background:linear-gradient(180deg, #FFFDFD, #FFFFFF);
      box-shadow:0 18px 42px rgba(249,115,115,.10);
    }
    .category-card.current .pill{
      background:#FEF2F2;
      color:#B42318;
      border-color:#FECACA;
    }

    .pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 11px;
      border-radius:999px;
      background:#EEF6FF;
      border:1px solid #D9E8FF;
      color:#1D4ED8;
      font-size:12px;
      font-weight:800;
    }
    .pill .mini-dot{
      width:7px;
      height:7px;
      border-radius:50%;
      background:currentColor;
      opacity:.9;
    }

    .category-card h3{
      margin:14px 0 10px;
      color:var(--navy);
      font-size:22px;
      line-height:1.25;
    }
    .category-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }

    .category-meta{
      margin-top:16px;
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }

    .compare-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:20px;
    }

    .compare-card{
      padding:26px;
      position:relative;
      overflow:hidden;
    }
    .compare-card h3{
      margin:0 0 10px;
      font-size:24px;
      line-height:1.2;
      color:var(--navy);
    }
    .compare-card p{
      margin:0 0 16px;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }

    .compare-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:12px;
    }
    .compare-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      font-size:14px;
      line-height:1.75;
      color:var(--text);
    }
    .compare-list li::before{
      content:"";
      width:9px;
      height:9px;
      border-radius:50%;
      margin-top:8px;
      flex:0 0 auto;
    }
    .compare-card.muted{
      background:linear-gradient(180deg, #FCFDFE, #F8FAFC);
    }
    .compare-card.muted .compare-list li::before{
      background:#CBD5E1;
      box-shadow:0 0 0 4px rgba(203,213,225,.22);
    }
    .compare-card.strong{
      border-color:#D8E8FF;
      background:linear-gradient(180deg, #FFFFFF, #F8FBFF);
      box-shadow:0 18px 40px rgba(37,99,235,.09);
    }
    .compare-card.strong .compare-list li::before{
      background:var(--cyan);
      box-shadow:0 0 0 4px rgba(14,165,164,.14);
    }

    .score-box{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      margin-top:18px;
      padding:14px 16px;
      background:#F8FBFF;
      border:1px solid #DDE8F8;
      border-radius:18px;
    }
    .score-box strong{
      display:block;
      color:var(--blue);
      font-size:24px;
      line-height:1;
    }
    .score-box span{
      color:var(--muted);
      font-size:12px;
      display:block;
      margin-top:4px;
    }

    .faq-layout{
      display:grid;
      grid-template-columns:1fr;
      gap:16px;
    }

    .accordion{
      display:grid;
      gap:12px;
    }

    .accordion-item{
      border-radius:20px;
      border:1px solid var(--line);
      background:#fff;
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }

    .accordion-button{
      width:100%;
      border:0;
      background:transparent;
      padding:18px 20px;
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:16px;
      color:var(--navy);
      text-align:left;
      font-weight:700;
      font-size:16px;
      line-height:1.6;
    }

    .accordion-button .mark{
      width:28px;
      height:28px;
      flex:0 0 auto;
      border-radius:999px;
      background:#EEF6FF;
      color:var(--blue);
      display:grid;
      place-items:center;
      font-size:18px;
      font-weight:700;
      border:1px solid #D9E8FF;
      transition:background .2s ease, color .2s ease;
    }

    .accordion-item.open .accordion-button .mark{
      background:#E8F1FF;
      color:#1D4ED8;
    }

    .accordion-panel{
      display:none;
      padding:0 20px 20px;
      color:var(--muted);
      font-size:14px;
      line-height:1.85;
      background:linear-gradient(180deg, #FFFFFF, #F8FBFF);
    }
    .accordion-item.open .accordion-panel{
      display:block;
    }

    .form-grid{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:20px;
      align-items:stretch;
    }

    .form-panel{
      padding:28px;
    }
    .form-panel h2{
      margin:0 0 12px;
      color:var(--navy);
      font-size:32px;
      line-height:1.18;
      letter-spacing:-.02em;
    }
    .form-panel p{
      margin:0 0 20px;
      color:var(--muted);
      font-size:15px;
      line-height:1.85;
    }

    .form{
      display:grid;
      gap:16px;
    }

    .form-row{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:14px;
    }

    .field label{
      display:block;
      margin-bottom:8px;
      color:var(--navy);
      font-size:14px;
      font-weight:700;
    }

    .field textarea{
      min-height:120px;
      resize:vertical;
    }

    .form-actions{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:12px;
      margin-top:6px;
    }

    .form-note{
      color:var(--muted-2);
      font-size:13px;
      line-height:1.8;
    }

    .form-message{
      display:none;
      margin-top:14px;
      padding:14px 16px;
      border-radius:16px;
      background:#ECFDF3;
      border:1px solid #ABEFC6;
      color:#067647;
      font-size:14px;
      line-height:1.7;
    }

    .side-panel{
      padding:26px;
      background:
        linear-gradient(180deg, #FFFFFF 0%, #FBFDFF 100%);
      position:relative;
      overflow:hidden;
    }
    .side-panel::before{
      content:"";
      position:absolute;
      inset:-60px -70px auto auto;
      width:180px;
      height:180px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(14,165,164,.10), transparent 70%);
      pointer-events:none;
    }
    .side-panel h3{
      margin:0 0 12px;
      color:var(--navy);
      font-size:22px;
      line-height:1.25;
    }
    .side-panel p{
      margin:0 0 18px;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }

    .side-list{
      display:grid;
      gap:12px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .side-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--text);
      font-size:14px;
      line-height:1.75;
    }
    .side-list li i{
      width:10px;
      height:10px;
      border-radius:50%;
      margin-top:8px;
      background:var(--cyan);
      box-shadow:0 0 0 4px rgba(14,165,164,.12);
      flex:0 0 auto;
    }

    .footer-cta{
      margin-top:18px;
      display:flex;
      flex-wrap:wrap;
      gap:12px;
    }

    .site-footer{
      background:var(--navy);
      color:#E2E8F0;
      margin-top:52px;
      padding:56px 0 26px;
    }

    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr .7fr .9fr;
      gap:30px;
      align-items:start;
    }

    .footer-logo{
      display:inline-flex;
      align-items:center;
      gap:12px;
      font-weight:700;
      font-size:18px;
      line-height:1.3;
      color:#FFFFFF;
      margin-bottom:14px;
    }

    .site-footer .logo-mark{
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.12);
      color:#FFFFFF;
      box-shadow:none;
    }

    .site-footer p{
      margin:0;
      color:#CBD5E1;
      font-size:14px;
      line-height:1.85;
      max-width:440px;
    }

    .footer-title{
      font-size:14px;
      font-weight:800;
      color:#FFFFFF;
      margin-bottom:14px;
      letter-spacing:.02em;
    }

    .footer-links{
      display:grid;
      gap:10px;
    }

    .footer-links a{
      color:#CBD5E1;
      font-size:14px;
      transition:color .2s ease, transform .2s ease;
    }
    .footer-links a:hover{
      color:#FFFFFF;
      transform:translateX(2px);
    }

    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:16px;
      align-items:center;
      border-top:1px solid rgba(255,255,255,.10);
      margin-top:34px;
      padding-top:18px;
      color:#94A3B8;
      font-size:13px;
      line-height:1.7;
    }

    .section .mini-label{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:#F1F7FD;
      color:#0F4DBA;
      border:1px solid #D9E7FF;
      font-size:12px;
      font-weight:700;
      margin-bottom:14px;
    }

    .screen-reader{
      position:absolute;
      width:1px;
      height:1px;
      padding:0;
      margin:-1px;
      overflow:hidden;
      clip:rect(0,0,0,0);
      white-space:nowrap;
      border:0;
    }

    .focus-ring:focus-visible{
      outline:3px solid rgba(37,99,235,.28);
      outline-offset:3px;
    }

    @media (max-width: 1180px){
      .metric-grid{grid-template-columns:repeat(2,1fr)}
      .category-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1.1fr .9fr}
      .footer-grid > :last-child{grid-column:1 / -1}
    }

    @media (max-width: 992px){
      .hero-grid,
      .split-layout,
      .compare-grid,
      .form-grid{
        grid-template-columns:1fr;
      }
      .visual-grid{grid-template-columns:1fr}
      .principle-grid{grid-template-columns:repeat(2,1fr)}
      .section{padding:72px 0}
      .hero-copy p{max-width:none}
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .search{width:min(240px, 28vw)}
    }

    @media (max-width: 900px){
      .nav{
        gap:12px;
        align-items:flex-start;
        padding:14px 0;
        flex-wrap:wrap;
      }
      .nav-links{
        order:3;
        width:100%;
        display:none;
        padding:10px 0 0;
        margin:0;
      }
      .nav-actions{
        order:2;
        margin-left:auto;
      }
      .search{display:none}
      .menu-toggle{
        display:inline-flex;
      }
      .site-header.open .nav-links,
      .site-header.open .nav-actions{
        display:flex;
      }
      .site-header.open .nav-links{
        flex-direction:column;
        align-items:stretch;
      }
      .site-header.open .nav-links a{
        justify-content:flex-start;
        width:100%;
      }
      .site-header.open .nav-actions{
        width:100%;
        padding:4px 0 6px;
      }
      .site-header.open .search{
        display:flex;
        width:100%;
        min-width:0;
        flex:1 1 100%;
      }
      .site-header.open .nav-actions .btn-primary{
        width:100%;
      }
      .visual-shell{padding:20px}
      .insight-strip{grid-template-columns:1fr}
    }

    @media (max-width: 768px){
      .metric-grid,
      .category-grid,
      .principle-grid,
      .footer-grid,
      .form-row{
        grid-template-columns:1fr;
      }
      .hero-copy h1{font-size:clamp(32px,8vw,40px)}
      .section-title{font-size:clamp(26px,7vw,34px)}
      .form-panel h2{font-size:clamp(26px,7vw,34px)}
      .visual-top{
        flex-direction:column;
        align-items:flex-start;
      }
      .footer-bottom{
        flex-direction:column;
        align-items:flex-start;
      }
      .site-footer{
        padding-top:48px;
      }
    }

    @media (max-width: 560px){
      .container{width:min(calc(100% - 24px), var(--container))}
      .section{padding:60px 0}
      .hero{padding-top:24px}
      .hero-actions,.trust-row,.form-actions,.footer-cta{width:100%}
      .btn{width:auto; flex:1 1 auto}
      .btn-secondary,.btn-primary{min-width:0}
      .visual-shell{padding:16px}
      .dash-card,.summary-card,.info-card,.compare-card,.category-card,.form-panel,.side-panel{
        border-radius:22px;
      }
      .accordion-button{
        padding:16px;
        font-size:15px;
      }
      .accordion-panel{
        padding:0 16px 16px;
      }
      .search{
        min-width:0;
      }
    }