/* roulang page: index */
:root{
      --bg:#f6f7fb;
      --surface:#ffffff;
      --surface-2:#f0f4ff;
      --ink:#151824;
      --muted:#606779;
      --soft:#8a91a4;
      --line:rgba(21,24,36,.12);
      --primary:#6d5dfc;
      --primary-2:#8d4dff;
      --accent:#16c7b7;
      --accent-2:#ffb545;
      --danger:#ff5a7a;
      --dark:#111529;
      --dark-2:#1a2040;
      --radius-sm:12px;
      --radius:20px;
      --radius-lg:30px;
      --shadow:0 18px 50px rgba(19,24,44,.10);
      --shadow-strong:0 28px 80px rgba(25,31,62,.18);
      --container:1180px;
      --ease:all .24s ease;
    }

    *{box-sizing:border-box;}
    html{scroll-behavior:smooth;}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 8% 8%, rgba(109,93,252,.16), transparent 28%),
        radial-gradient(circle at 85% 4%, rgba(22,199,183,.14), transparent 26%),
        linear-gradient(180deg,#fbfcff 0%,var(--bg) 42%,#fff 100%);
      line-height:1.72;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease);}
    img{max-width:100%;display:block;}
    button,input,textarea{font:inherit;}
    ::selection{background:rgba(109,93,252,.18);color:var(--ink);}
    .container{max-width:var(--container);}
    .section{padding:86px 0;}
    .section-tight{padding:64px 0;}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(109,93,252,.10);
      color:#5144d8;
      font-size:14px;
      font-weight:800;
      letter-spacing:.02em;
    }
    .section-title{
      margin:18px 0 14px;
      font-size:clamp(30px,4vw,48px);
      line-height:1.15;
      font-weight:900;
      letter-spacing:-.04em;
    }
    .section-desc{
      color:var(--muted);
      font-size:17px;
      max-width:760px;
      margin:0;
    }
    .text-gradient{
      background:linear-gradient(135deg,var(--primary),var(--accent));
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      padding:16px 0;
      backdrop-filter:blur(18px);
      background:rgba(246,247,251,.76);
      border-bottom:1px solid rgba(21,24,36,.06);
    }
    .nav-panel{
      background:rgba(255,255,255,.88);
      border:1px solid rgba(21,24,36,.10);
      box-shadow:0 14px 40px rgba(31,35,58,.08);
      border-radius:24px;
      padding:10px;
      display:flex;
      align-items:center;
      gap:12px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:max-content;
      padding:10px 14px;
      border-radius:18px;
      font-weight:950;
      letter-spacing:-.03em;
      color:var(--ink);
    }
    .brand-mark{
      width:38px;
      height:38px;
      border-radius:14px;
      display:grid;
      place-items:center;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 10px 24px rgba(109,93,252,.28);
      flex:0 0 auto;
    }
    .brand span:last-child{font-size:18px;}
    .nav-toggle{
      display:none;
      border:0;
      background:var(--surface-2);
      color:var(--ink);
      width:44px;
      height:44px;
      border-radius:15px;
      margin-left:auto;
      transition:var(--ease);
    }
    .nav-toggle:hover{background:#e5e9ff;transform:translateY(-1px);}
    .nav-links{
      display:flex;
      align-items:center;
      gap:8px;
      flex:1;
      min-width:0;
    }
    .nav-item{
      display:flex;
      align-items:center;
      gap:8px;
      padding:12px 14px;
      border-radius:16px;
      color:var(--muted);
      font-size:15px;
      font-weight:800;
      white-space:nowrap;
      border:1px solid transparent;
    }
    .nav-item i{font-size:15px;color:var(--primary);}
    .nav-item:hover{
      color:var(--ink);
      background:#f4f6ff;
      border-color:rgba(109,93,252,.12);
      transform:translateY(-1px);
    }
    .nav-item.active{
      color:#fff;
      background:linear-gradient(135deg,var(--dark),var(--dark-2));
      box-shadow:0 12px 30px rgba(17,21,41,.18);
    }
    .nav-item.active i{color:var(--accent);}
    .nav-cta{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      padding:13px 17px;
      border-radius:17px;
      font-weight:900;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      box-shadow:0 14px 28px rgba(109,93,252,.22);
      white-space:nowrap;
    }
    .nav-cta:hover{color:#fff;transform:translateY(-2px);box-shadow:0 18px 34px rgba(109,93,252,.30);}
    a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
      outline:3px solid rgba(22,199,183,.35);
      outline-offset:3px;
    }

    .hero{
      padding:78px 0 46px;
      position:relative;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.08fr) minmax(340px,.92fr);
      gap:34px;
      align-items:center;
    }
    .hero-copy h1{
      margin:20px 0 18px;
      font-size:clamp(40px,6.4vw,76px);
      line-height:.98;
      font-weight:950;
      letter-spacing:-.07em;
    }
    .hero-copy p{
      color:var(--muted);
      font-size:19px;
      max-width:720px;
      margin:0 0 28px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin:28px 0 32px;
    }
    .btn-brand,.btn-soft,.btn-darkline{
      border:0;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      border-radius:18px;
      padding:14px 20px;
      font-weight:900;
      transition:var(--ease);
    }
    .btn-brand{
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 18px 42px rgba(109,93,252,.25);
    }
    .btn-brand:hover{color:#fff;transform:translateY(-2px);box-shadow:0 24px 50px rgba(109,93,252,.32);}
    .btn-soft{
      color:var(--ink);
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 12px 28px rgba(31,35,58,.07);
    }
    .btn-soft:hover{color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow);}
    .btn-darkline{
      color:#fff;
      background:rgba(255,255,255,.10);
      border:1px solid rgba(255,255,255,.18);
    }
    .btn-darkline:hover{color:#fff;background:rgba(255,255,255,.16);transform:translateY(-2px);}

    .hero-metrics{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      max-width:650px;
    }
    .metric{
      padding:16px;
      border-radius:18px;
      background:rgba(255,255,255,.82);
      border:1px solid rgba(21,24,36,.08);
      box-shadow:0 12px 30px rgba(31,35,58,.06);
    }
    .metric strong{
      display:block;
      font-size:24px;
      line-height:1;
      font-weight:950;
      color:var(--primary);
      letter-spacing:-.04em;
    }
    .metric span{
      display:block;
      margin-top:8px;
      color:var(--muted);
      font-size:13px;
      font-weight:700;
    }

    .hero-visual{
      position:relative;
      min-height:560px;
      border-radius:36px;
      padding:20px;
      background:
        linear-gradient(145deg,rgba(255,255,255,.20),rgba(255,255,255,.04)),
        linear-gradient(145deg,var(--dark),#252b55);
      box-shadow:var(--shadow-strong);
      overflow:hidden;
    }
    .hero-visual:before{
      content:"";
      position:absolute;
      inset:-30% -20% auto auto;
      width:360px;
      height:360px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(22,199,183,.40),transparent 65%);
    }
    .hero-visual:after{
      content:"";
      position:absolute;
      left:-80px;
      bottom:-90px;
      width:260px;
      height:260px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(109,93,252,.45),transparent 68%);
    }
    .dashboard{
      position:relative;
      z-index:2;
      display:grid;
      gap:14px;
    }
    .dash-top{
      display:flex;
      justify-content:space-between;
      align-items:center;
      color:#fff;
      padding:8px 4px 10px;
    }
    .dash-top strong{font-size:18px;}
    .live-dot{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#b7ffef;
      font-weight:900;
      font-size:13px;
    }
    .live-dot:before{
      content:"";
      width:9px;
      height:9px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 8px rgba(22,199,183,.12);
    }
    .dash-card{
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.09);
      border-radius:24px;
      padding:18px;
      color:#fff;
      backdrop-filter:blur(12px);
    }
    .dash-card.light{
      background:#fff;
      color:var(--ink);
      border-color:transparent;
    }
    .status-row{
      display:flex;
      justify-content:space-between;
      gap:14px;
      align-items:center;
      margin-bottom:13px;
    }
    .status-row span{color:rgba(255,255,255,.70);font-size:14px;}
    .status-row strong{font-size:15px;}
    .bar{
      height:12px;
      border-radius:999px;
      background:rgba(255,255,255,.12);
      overflow:hidden;
    }
    .bar em{
      display:block;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--accent),var(--primary));
    }
    .signal-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:12px;
    }
    .signal-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:13px;
      border-radius:18px;
      background:rgba(246,247,251,.92);
    }
    .signal-list i{
      width:34px;
      height:34px;
      border-radius:12px;
      display:grid;
      place-items:center;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      flex:0 0 auto;
    }
    .signal-list b{display:block;font-size:15px;}
    .signal-list small{display:block;color:var(--muted);margin-top:2px;line-height:1.5;}
    .mini-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
    }
    .mini-tile{
      padding:16px;
      border-radius:20px;
      background:rgba(255,255,255,.10);
      border:1px solid rgba(255,255,255,.12);
      color:#fff;
    }
    .mini-tile strong{font-size:28px;font-weight:950;letter-spacing:-.04em;}
    .mini-tile span{display:block;color:rgba(255,255,255,.68);font-size:13px;margin-top:4px;}

    .card-system{
      background:var(--surface);
      border:1px solid rgba(21,24,36,.08);
      border-radius:var(--radius);
      box-shadow:0 14px 38px rgba(31,35,58,.07);
      transition:var(--ease);
      height:100%;
      overflow:hidden;
    }
    .card-system:hover{
      transform:translateY(-5px);
      box-shadow:var(--shadow);
      border-color:rgba(109,93,252,.22);
    }
    .feature-card{
      padding:26px;
    }
    .icon-pill{
      width:54px;
      height:54px;
      border-radius:18px;
      display:grid;
      place-items:center;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 12px 26px rgba(109,93,252,.20);
      margin-bottom:18px;
      font-size:20px;
    }
    .feature-card h3,.category-card h3,.scenario-card h3{
      font-size:21px;
      font-weight:950;
      letter-spacing:-.03em;
      margin:0 0 10px;
    }
    .feature-card p,.category-card p,.scenario-card p{
      color:var(--muted);
      margin:0;
    }
    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:18px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 10px;
      border-radius:999px;
      background:#f2f5ff;
      color:#4f57a8;
      font-size:13px;
      font-weight:800;
    }

    .dark-block{
      color:#fff;
      background:
        radial-gradient(circle at 18% 20%,rgba(109,93,252,.36),transparent 28%),
        radial-gradient(circle at 82% 16%,rgba(22,199,183,.24),transparent 25%),
        linear-gradient(135deg,var(--dark),#1c2145);
      border-radius:36px;
      padding:44px;
      box-shadow:var(--shadow-strong);
      overflow:hidden;
      position:relative;
    }
    .dark-block .section-desc{color:rgba(255,255,255,.70);}
    .risk-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
      margin-top:30px;
    }
    .risk-item{
      padding:20px;
      border-radius:22px;
      background:rgba(255,255,255,.09);
      border:1px solid rgba(255,255,255,.13);
    }
    .risk-item strong{
      display:flex;
      align-items:center;
      gap:10px;
      margin-bottom:10px;
      font-size:17px;
    }
    .risk-item p{margin:0;color:rgba(255,255,255,.72);}
    .risk-level{
      margin-top:16px;
      display:flex;
      align-items:center;
      gap:10px;
    }
    .risk-level span{
      flex:1;
      height:9px;
      border-radius:999px;
      background:rgba(255,255,255,.12);
      overflow:hidden;
    }
    .risk-level em{
      display:block;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--accent),var(--accent-2));
    }
    .risk-level b{font-size:13px;color:#b7ffef;}

    .category-card{
      padding:32px;
      display:grid;
      grid-template-columns:1fr auto;
      gap:22px;
      align-items:center;
      background:
        linear-gradient(135deg,rgba(109,93,252,.10),rgba(22,199,183,.08)),
        #fff;
    }
    .category-card .big-icon{
      width:92px;
      height:92px;
      border-radius:28px;
      display:grid;
      place-items:center;
      color:#fff;
      font-size:34px;
      background:linear-gradient(135deg,var(--dark),var(--primary));
      box-shadow:0 20px 38px rgba(17,21,41,.18);
    }

    .scenario-card{
      padding:24px;
      position:relative;
    }
    .scenario-card:before{
      content:"";
      position:absolute;
      left:24px;
      top:0;
      width:48px;
      height:5px;
      border-radius:0 0 999px 999px;
      background:linear-gradient(90deg,var(--primary),var(--accent));
    }
    .scenario-card .num{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:38px;
      height:38px;
      border-radius:14px;
      background:#f0f3ff;
      color:var(--primary);
      font-weight:950;
      margin-bottom:18px;
    }

    .process{
      display:grid;
      gap:14px;
      counter-reset:step;
    }
    .process-step{
      counter-increment:step;
      display:grid;
      grid-template-columns:62px 1fr;
      gap:18px;
      padding:22px;
      border-radius:24px;
      background:#fff;
      border:1px solid rgba(21,24,36,.08);
      box-shadow:0 12px 32px rgba(31,35,58,.06);
      transition:var(--ease);
    }
    .process-step:hover{transform:translateX(4px);border-color:rgba(109,93,252,.22);}
    .process-step:before{
      content:counter(step);
      width:62px;
      height:62px;
      border-radius:20px;
      display:grid;
      place-items:center;
      color:#fff;
      font-size:22px;
      font-weight:950;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 12px 25px rgba(109,93,252,.20);
    }
    .process-step h3{margin:0 0 6px;font-size:19px;font-weight:950;}
    .process-step p{margin:0;color:var(--muted);}

    .quote-panel{
      border-radius:34px;
      padding:34px;
      background:#fff;
      border:1px solid rgba(21,24,36,.08);
      box-shadow:var(--shadow);
      height:100%;
    }
    .quote-panel p{
      font-size:20px;
      color:var(--ink);
      margin:0 0 22px;
      font-weight:800;
      line-height:1.55;
      letter-spacing:-.02em;
    }
    .quote-author{
      display:flex;
      align-items:center;
      gap:12px;
      color:var(--muted);
      font-weight:800;
    }
    .avatar{
      width:44px;
      height:44px;
      border-radius:16px;
      background:linear-gradient(135deg,var(--accent),var(--primary));
      display:grid;
      place-items:center;
      color:#fff;
    }
    .evidence-list{
      display:grid;
      gap:13px;
    }
    .evidence-item{
      display:flex;
      gap:14px;
      padding:18px;
      border-radius:22px;
      background:#fff;
      border:1px solid rgba(21,24,36,.08);
      box-shadow:0 10px 28px rgba(31,35,58,.05);
    }
    .evidence-item i{
      width:42px;
      height:42px;
      border-radius:15px;
      display:grid;
      place-items:center;
      color:#fff;
      background:linear-gradient(135deg,var(--dark),var(--primary));
      flex:0 0 auto;
    }
    .evidence-item b{display:block;margin-bottom:4px;}
    .evidence-item span{color:var(--muted);}

    .faq-wrap{
      max-width:920px;
      margin:34px auto 0;
    }
    .accordion-item{
      border:1px solid rgba(21,24,36,.08)!important;
      border-radius:22px!important;
      overflow:hidden;
      margin-bottom:14px;
      box-shadow:0 10px 28px rgba(31,35,58,.05);
      background:#fff;
    }
    .accordion-button{
      padding:20px 22px;
      font-weight:950;
      font-size:17px;
      color:var(--ink);
      background:#fff;
      box-shadow:none!important;
    }
    .accordion-button:not(.collapsed){
      color:var(--primary);
      background:#f7f8ff;
    }
    .accordion-button:after{
      border-radius:50%;
      background-color:#eef1ff;
      background-position:center;
      padding:14px;
    }
    .accordion-body{
      color:var(--muted);
      padding:0 22px 22px;
    }

    .cta{
      padding:44px;
      border-radius:36px;
      color:#fff;
      background:
        linear-gradient(135deg,rgba(109,93,252,.96),rgba(22,199,183,.90)),
        linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:var(--shadow-strong);
      position:relative;
      overflow:hidden;
    }
    .cta:before{
      content:"";
      position:absolute;
      width:260px;
      height:260px;
      right:-80px;
      top:-80px;
      border-radius:50%;
      background:rgba(255,255,255,.16);
    }
    .cta-inner{
      position:relative;
      z-index:2;
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:center;
    }
    .cta h2{
      font-size:clamp(28px,4vw,46px);
      line-height:1.15;
      font-weight:950;
      letter-spacing:-.04em;
      margin:0 0 12px;
    }
    .cta p{margin:0;color:rgba(255,255,255,.86);font-size:17px;max-width:760px;}
    .quick-form{
      margin-top:22px;
      display:flex;
      gap:10px;
      max-width:620px;
    }
    .quick-form input{
      flex:1;
      min-width:0;
      border:1px solid rgba(255,255,255,.22);
      background:rgba(255,255,255,.15);
      color:#fff;
      border-radius:17px;
      padding:14px 16px;
      outline:none;
    }
    .quick-form input::placeholder{color:rgba(255,255,255,.72);}
    .quick-form button{
      border:0;
      border-radius:17px;
      padding:14px 18px;
      font-weight:950;
      color:var(--primary);
      background:#fff;
      transition:var(--ease);
    }
    .quick-form button:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(17,21,41,.14);}

    .site-footer{
      padding:56px 0 28px;
      background:#0f1326;
      color:#fff;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:28px;
      padding-bottom:34px;
      border-bottom:1px solid rgba(255,255,255,.10);
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-size:20px;
      font-weight:950;
      letter-spacing:-.03em;
      margin-bottom:14px;
    }
    .footer-brand .brand-mark{width:40px;height:40px;}
    .footer-text{color:rgba(255,255,255,.66);margin:0;max-width:520px;}
    .footer-title{font-weight:950;margin-bottom:14px;}
    .footer-links{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:rgba(255,255,255,.66);
      display:inline-flex;
      align-items:center;
      gap:8px;
      font-weight:700;
    }
    .footer-links a:hover{color:#fff;transform:translateX(3px);}
    .copyright{
      padding-top:24px;
      color:rgba(255,255,255,.54);
      font-size:14px;
      display:flex;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
    }

    @media (max-width:1024px){
      .hero-grid{grid-template-columns:1fr;gap:26px;}
      .hero-visual{min-height:auto;}
      .footer-grid{grid-template-columns:1fr 1fr;}
      .footer-grid>div:first-child{grid-column:1/-1;}
      .section{padding:72px 0;}
    }
    @media (max-width:768px){
      .site-header{padding:10px 0;}
      .nav-panel{flex-wrap:wrap;border-radius:20px;}
      .brand{padding:8px 10px;}
      .brand span:last-child{font-size:16px;}
      .nav-toggle{display:grid;place-items:center;}
      .nav-links{
        display:none;
        flex-basis:100%;
        flex-direction:column;
        align-items:stretch;
        padding:8px 0 0;
      }
      .nav-links.open{display:flex;}
      .nav-item,.nav-cta{width:100%;justify-content:flex-start;}
      .hero{padding:48px 0 28px;}
      .hero-metrics{grid-template-columns:1fr;max-width:none;}
      .risk-grid{grid-template-columns:1fr;}
      .category-card{grid-template-columns:1fr;}
      .category-card .big-icon{width:76px;height:76px;border-radius:24px;}
      .process-step{grid-template-columns:52px 1fr;padding:18px;}
      .process-step:before{width:52px;height:52px;border-radius:18px;}
      .cta-inner{grid-template-columns:1fr;}
      .quick-form{flex-direction:column;}
      .footer-grid{grid-template-columns:1fr;}
      .dark-block,.cta{padding:28px;border-radius:28px;}
    }
    @media (max-width:520px){
      .container{padding-left:18px;padding-right:18px;}
      .hero-copy h1{font-size:42px;letter-spacing:-.055em;}
      .hero-copy p{font-size:16px;}
      .hero-actions{flex-direction:column;}
      .btn-brand,.btn-soft{width:100%;}
      .mini-grid{grid-template-columns:1fr;}
      .section{padding:58px 0;}
      .section-tight{padding:46px 0;}
      .feature-card,.scenario-card{padding:22px;}
      .copyright{display:block;}
      .copyright span{display:block;margin-top:8px;}
    }

/* roulang page: category1 */
:root{
      --bg:#f5f7fb;
      --bg-soft:#eef3f8;
      --panel:#ffffff;
      --dark:#101827;
      --dark-2:#172033;
      --text:#1f2937;
      --muted:#667085;
      --weak:#98a2b3;
      --line:#dfe5ee;
      --primary:#ff5f3d;
      --primary-2:#ffb547;
      --accent:#18c7a4;
      --blue:#4f7cff;
      --danger:#ef4444;
      --radius-sm:12px;
      --radius:20px;
      --radius-lg:30px;
      --shadow-sm:0 10px 28px rgba(16,24,39,.08);
      --shadow:0 22px 60px rgba(16,24,39,.13);
      --shadow-dark:0 26px 80px rgba(0,0,0,.28);
      --container:1180px;
      --ease:all .25s ease;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 4%, rgba(255,95,61,.16), transparent 34%),
        radial-gradient(circle at 88% 12%, rgba(24,199,164,.13), transparent 34%),
        linear-gradient(180deg,#fbfcff 0%,var(--bg) 42%,#ffffff 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--primary)}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    ::selection{background:rgba(255,95,61,.22);color:var(--dark)}
    .container{max-width:var(--container);padding-left:20px;padding-right:20px}
    .section{padding:86px 0}
    .section-tight{padding:64px 0}
    .section-title{
      font-size:clamp(28px,3.2vw,44px);
      line-height:1.16;
      letter-spacing:-.03em;
      color:var(--dark);
      font-weight:900;
      margin:0 0 16px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 13px;
      border-radius:999px;
      color:#c24124;
      background:rgba(255,95,61,.11);
      border:1px solid rgba(255,95,61,.18);
      font-size:14px;
      font-weight:800;
      margin-bottom:18px;
    }
    .section-desc{
      color:var(--muted);
      font-size:17px;
      max-width:760px;
      margin:0;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      padding:16px 0;
      backdrop-filter:blur(18px);
      background:rgba(245,247,251,.82);
      border-bottom:1px solid rgba(223,229,238,.65);
    }
    .nav-panel{
      display:flex;
      align-items:center;
      gap:14px;
      min-height:74px;
      padding:12px;
      border-radius:26px;
      background:rgba(255,255,255,.88);
      border:1px solid rgba(223,229,238,.9);
      box-shadow:var(--shadow-sm);
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      flex:0 0 auto;
      padding:10px 14px;
      border-radius:18px;
      color:var(--dark);
      font-weight:950;
      letter-spacing:-.02em;
      max-width:360px;
    }
    .brand:hover{background:var(--bg-soft);color:var(--dark);transform:translateY(-1px)}
    .brand-mark{
      width:42px;
      height:42px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:15px;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      box-shadow:0 12px 28px rgba(255,95,61,.25);
      flex:0 0 auto;
    }
    .nav-links{
      margin-left:auto;
      display:flex;
      align-items:center;
      gap:10px;
    }
    .nav-item,.nav-cta{
      display:inline-flex;
      align-items:center;
      gap:8px;
      border-radius:17px;
      padding:12px 15px;
      font-size:15px;
      font-weight:800;
      color:#344054;
      border:1px solid transparent;
      white-space:nowrap;
    }
    .nav-item:hover{
      color:var(--dark);
      background:#f4f7fb;
      border-color:#e6ebf2;
      transform:translateY(-1px);
    }
    .nav-item.active{
      color:#fff;
      background:linear-gradient(135deg,var(--dark),#27334d);
      border-color:rgba(255,255,255,.08);
      box-shadow:0 14px 34px rgba(16,24,39,.18);
    }
    .nav-cta{
      color:#fff;
      background:linear-gradient(135deg,var(--primary),#ff744f);
      box-shadow:0 16px 34px rgba(255,95,61,.24);
    }
    .nav-cta:hover{color:#fff;transform:translateY(-2px);box-shadow:0 20px 42px rgba(255,95,61,.32)}
    .nav-toggle{
      display:none;
      margin-left:auto;
      width:46px;
      height:46px;
      border:0;
      border-radius:16px;
      color:#fff;
      background:var(--dark);
      box-shadow:var(--shadow-sm);
    }
    .nav-toggle:focus,.btn:focus,.form-control:focus,a:focus-visible{
      outline:3px solid rgba(24,199,164,.28);
      outline-offset:3px;
      box-shadow:none;
    }

    .hero{
      position:relative;
      padding:72px 0 44px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:34px;
      align-items:center;
    }
    .hero-copy{
      padding:36px;
      border-radius:var(--radius-lg);
      background:rgba(255,255,255,.76);
      border:1px solid rgba(223,229,238,.88);
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .hero-copy:before{
      content:"";
      position:absolute;
      inset:-120px auto auto -90px;
      width:250px;
      height:250px;
      border-radius:50%;
      background:rgba(255,95,61,.13);
      filter:blur(6px);
    }
    .hero-copy > *{position:relative}
    .hero-badge{
      display:inline-flex;
      gap:9px;
      align-items:center;
      padding:9px 14px;
      border-radius:999px;
      background:#111827;
      color:#fff;
      font-weight:850;
      font-size:14px;
      margin-bottom:20px;
      box-shadow:0 14px 32px rgba(16,24,39,.18);
    }
    h1{
      margin:0 0 18px;
      font-size:clamp(34px,5.2vw,66px);
      line-height:1.05;
      letter-spacing:-.055em;
      color:var(--dark);
      font-weight:950;
    }
    .hero-subtitle{
      font-size:18px;
      color:#485467;
      margin:0 0 24px;
      max-width:680px;
    }
    .hero-actions{
      display:flex;
      gap:13px;
      flex-wrap:wrap;
      margin:28px 0 24px;
    }
    .btn-main,.btn-ghost{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      border-radius:17px;
      padding:13px 18px;
      font-weight:900;
      border:1px solid transparent;
      transition:var(--ease);
    }
    .btn-main{
      color:#fff;
      background:linear-gradient(135deg,var(--primary),#ff774f);
      box-shadow:0 18px 40px rgba(255,95,61,.28);
    }
    .btn-main:hover{color:#fff;transform:translateY(-2px);box-shadow:0 24px 48px rgba(255,95,61,.36)}
    .btn-ghost{
      color:var(--dark);
      background:#fff;
      border-color:#dfe5ee;
      box-shadow:0 10px 24px rgba(16,24,39,.06);
    }
    .btn-ghost:hover{color:var(--dark);background:#f7fafc;transform:translateY(-2px)}
    .trust-strip{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin-top:18px;
    }
    .trust-chip{
      display:inline-flex;
      gap:8px;
      align-items:center;
      padding:8px 11px;
      border-radius:999px;
      color:#475467;
      background:#f6f8fb;
      border:1px solid #e8edf4;
      font-size:13px;
      font-weight:750;
    }

    .control-board{
      background:linear-gradient(145deg,#101827 0%,#1b2740 64%,#222f4c 100%);
      border-radius:var(--radius-lg);
      padding:24px;
      color:#fff;
      box-shadow:var(--shadow-dark);
      border:1px solid rgba(255,255,255,.12);
      position:relative;
      overflow:hidden;
    }
    .control-board:after{
      content:"";
      position:absolute;
      right:-100px;
      top:-120px;
      width:280px;
      height:280px;
      border-radius:50%;
      background:rgba(24,199,164,.22);
      filter:blur(8px);
    }
    .board-inner{position:relative;z-index:1}
    .board-top{
      display:flex;
      justify-content:space-between;
      gap:16px;
      align-items:flex-start;
      margin-bottom:20px;
    }
    .board-title{font-size:20px;font-weight:950;margin:0 0 5px}
    .board-note{margin:0;color:#cbd5e1;font-size:14px}
    .live-dot{
      display:inline-flex;
      align-items:center;
      gap:8px;
      border-radius:999px;
      padding:8px 11px;
      color:#d1fae5;
      background:rgba(24,199,164,.13);
      border:1px solid rgba(24,199,164,.24);
      font-size:13px;
      font-weight:850;
      white-space:nowrap;
    }
    .live-dot:before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 7px rgba(24,199,164,.14);
    }
    .metric-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:14px;
    }
    .metric-card{
      padding:18px;
      border-radius:20px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      transition:var(--ease);
    }
    .metric-card:hover{transform:translateY(-3px);background:rgba(255,255,255,.11)}
    .metric-num{
      font-size:34px;
      line-height:1;
      font-weight:950;
      letter-spacing:-.04em;
      color:#fff;
    }
    .metric-label{color:#cbd5e1;font-size:13px;margin-top:8px}
    .signal-list{
      display:grid;
      gap:11px;
      margin-top:18px;
    }
    .signal{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:13px 14px;
      border-radius:16px;
      background:rgba(255,255,255,.075);
      border:1px solid rgba(255,255,255,.1);
    }
    .signal span:first-child{font-weight:850;color:#eef2ff}
    .bar{
      width:38%;
      height:8px;
      border-radius:999px;
      background:rgba(255,255,255,.14);
      overflow:hidden;
      flex:0 0 auto;
    }
    .bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--primary-2))}

    .info-card{
      height:100%;
      padding:26px;
      border-radius:var(--radius);
      background:var(--panel);
      border:1px solid #e4e9f1;
      box-shadow:var(--shadow-sm);
      transition:var(--ease);
    }
    .info-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .icon-box{
      width:52px;
      height:52px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:18px;
      color:#fff;
      background:linear-gradient(135deg,var(--dark),#344054);
      box-shadow:0 14px 30px rgba(16,24,39,.16);
      margin-bottom:20px;
      font-size:20px;
    }
    .info-card h3{
      margin:0 0 10px;
      color:var(--dark);
      font-weight:950;
      font-size:22px;
      letter-spacing:-.02em;
    }
    .info-card p{margin:0;color:var(--muted)}
    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
      margin-top:18px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      border-radius:999px;
      padding:7px 10px;
      font-size:12px;
      font-weight:850;
      color:#475467;
      background:#f3f6fa;
      border:1px solid #e7ecf3;
    }

    .dark-section{
      background:linear-gradient(145deg,#101827,#172033 62%,#22304b);
      color:#fff;
      border-radius:36px;
      margin:0 20px;
      box-shadow:var(--shadow-dark);
      overflow:hidden;
      position:relative;
    }
    .dark-section:before{
      content:"";
      position:absolute;
      left:-110px;
      bottom:-130px;
      width:360px;
      height:360px;
      background:rgba(255,95,61,.18);
      border-radius:50%;
      filter:blur(10px);
    }
    .dark-section .container{position:relative;z-index:1}
    .dark-section .section-title{color:#fff}
    .dark-section .section-desc{color:#cbd5e1}
    .check-panel{
      padding:24px;
      border-radius:24px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.13);
      height:100%;
    }
    .check-panel h3{font-size:21px;font-weight:950;margin:0 0 16px}
    .check-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:12px;
    }
    .check-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:#e5e7eb;
      padding:12px;
      border-radius:16px;
      background:rgba(255,255,255,.055);
    }
    .check-list i{color:var(--accent);margin-top:5px}
    .timeline{
      position:relative;
      display:grid;
      gap:18px;
      margin-top:30px;
    }
    .step{
      display:grid;
      grid-template-columns:72px 1fr;
      gap:18px;
      align-items:start;
      padding:22px;
      border-radius:24px;
      background:#fff;
      border:1px solid #e4e9f1;
      box-shadow:var(--shadow-sm);
    }
    .step-number{
      width:58px;height:58px;border-radius:20px;
      display:flex;align-items:center;justify-content:center;
      color:#fff;
      font-weight:950;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      box-shadow:0 14px 30px rgba(255,95,61,.24);
    }
    .step h3{margin:0 0 7px;color:var(--dark);font-size:21px;font-weight:950}
    .step p{margin:0;color:var(--muted)}
    .scenario-card{
      position:relative;
      height:100%;
      padding:26px;
      border-radius:24px;
      background:
        linear-gradient(180deg,rgba(255,255,255,.92),rgba(255,255,255,.98)),
        radial-gradient(circle at top right,rgba(79,124,255,.16),transparent 45%);
      border:1px solid #e4e9f1;
      box-shadow:var(--shadow-sm);
      overflow:hidden;
    }
    .scenario-card:before{
      content:"";
      position:absolute;
      top:0;left:0;right:0;
      height:5px;
      background:linear-gradient(90deg,var(--primary),var(--accent),var(--blue));
    }
    .scenario-card h3{font-size:21px;font-weight:950;color:var(--dark);margin:0 0 10px}
    .scenario-card p{color:var(--muted);margin:0 0 18px}
    .mini-list{
      padding:0;
      margin:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .mini-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#475467;
      font-weight:650;
      font-size:15px;
    }
    .mini-list i{color:var(--primary);margin-top:5px}
    .notice-box{
      padding:26px;
      border-radius:26px;
      background:#fff7ed;
      border:1px solid rgba(255,181,71,.38);
      box-shadow:0 16px 44px rgba(255,181,71,.12);
    }
    .notice-box strong{color:#9a3412}
    .notice-box p{margin:8px 0 0;color:#7c4a18}
    .accordion{
      display:grid;
      gap:14px;
    }
    .accordion-item{
      border:1px solid #e3e8ef !important;
      border-radius:20px !important;
      overflow:hidden;
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .accordion-button{
      padding:20px 22px;
      font-weight:950;
      color:var(--dark);
      background:#fff;
      box-shadow:none !important;
    }
    .accordion-button:not(.collapsed){
      color:var(--dark);
      background:#f8fafc;
    }
    .accordion-button:after{
      filter:saturate(.8);
    }
    .accordion-body{
      color:var(--muted);
      padding:0 22px 22px;
    }
    .cta-card{
      position:relative;
      overflow:hidden;
      border-radius:34px;
      padding:42px;
      background:
        radial-gradient(circle at 12% 20%,rgba(255,255,255,.22),transparent 30%),
        linear-gradient(135deg,var(--primary),#ff7a55 42%,#172033 100%);
      color:#fff;
      box-shadow:var(--shadow);
    }
    .cta-card h2{font-size:clamp(28px,3.6vw,46px);font-weight:950;letter-spacing:-.04em;margin:0 0 12px}
    .cta-card p{color:rgba(255,255,255,.86);font-size:17px;max-width:760px;margin:0}
    .safe-form{
      margin-top:24px;
      display:grid;
      grid-template-columns:1fr auto;
      gap:12px;
      max-width:760px;
    }
    .safe-form .form-control{
      min-height:54px;
      border-radius:17px;
      border:1px solid rgba(255,255,255,.22);
      background:rgba(255,255,255,.14);
      color:#fff;
      padding:0 17px;
    }
    .safe-form .form-control::placeholder{color:rgba(255,255,255,.72)}
    .safe-form .btn-main{
      background:#fff;
      color:var(--dark);
      box-shadow:0 18px 38px rgba(0,0,0,.18);
      border:0;
    }
    .safe-form .btn-main:hover{color:var(--dark)}
    .form-hint{
      margin-top:12px;
      font-size:13px;
      color:rgba(255,255,255,.75);
    }
    .site-footer{
      padding:70px 0 26px;
      background:#0f172a;
      color:#e5e7eb;
      margin-top:50px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.45fr .8fr .8fr;
      gap:34px;
      padding-bottom:34px;
      border-bottom:1px solid rgba(255,255,255,.1);
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:950;
      font-size:20px;
      margin-bottom:15px;
    }
    .footer-text{
      color:#b9c2d0;
      max-width:520px;
      margin:0;
    }
    .footer-title{
      color:#fff;
      font-weight:950;
      margin-bottom:14px;
      font-size:16px;
    }
    .footer-links{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:#b9c2d0;
      display:inline-flex;
      align-items:center;
      gap:8px;
      font-weight:650;
    }
    .footer-links a:hover{color:#fff;transform:translateX(3px)}
    .copyright{
      padding-top:22px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      color:#94a3b8;
      font-size:14px;
    }

    @media (max-width:1024px){
      .hero-grid{grid-template-columns:1fr}
      .control-board{max-width:760px}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .site-header{padding:10px 0}
      .nav-panel{border-radius:22px;align-items:flex-start;flex-wrap:wrap}
      .brand{max-width:calc(100% - 62px);padding:8px 10px}
      .brand span:last-child{font-size:15px}
      .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
      .nav-links{
        display:none;
        width:100%;
        margin:4px 0 0;
        padding-top:10px;
        border-top:1px solid #e6ebf2;
        flex-direction:column;
        align-items:stretch;
      }
      .nav-links.show{display:flex}
      .nav-item,.nav-cta{justify-content:center;width:100%}
      .hero{padding:44px 0 26px}
      .hero-copy{padding:26px}
      .metric-grid{grid-template-columns:1fr 1fr}
      .section{padding:64px 0}
      .section-tight{padding:48px 0}
      .dark-section{margin:0 10px;border-radius:28px}
      .step{grid-template-columns:1fr;gap:12px}
      .safe-form{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      .container{padding-left:16px;padding-right:16px}
      h1{font-size:36px}
      .hero-copy{padding:22px;border-radius:24px}
      .hero-actions{flex-direction:column}
      .btn-main,.btn-ghost{width:100%}
      .metric-grid{grid-template-columns:1fr}
      .board-top{flex-direction:column}
      .signal{align-items:flex-start;flex-direction:column}
      .bar{width:100%}
      .cta-card{padding:28px;border-radius:26px}
      .copyright{flex-direction:column}
    }