:root{--ink:#17202c;--muted:#626d7a;--paper:#f6f7fb;--line:#dfe3eb;--white:#fff;--violet:#6e4be8;--cyan:#168b9a;--lime:#c9ed70;--pink:#f08bb9;--max:1160px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth;scroll-padding-top:88px}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.65}
    a{color:inherit;text-decoration:none}
    button,input,select,textarea{font:inherit}
    img{max-width:100%;height:auto}
    .container{width:min(var(--max),calc(100% - 40px));margin-inline:auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}
    .nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .brand{display:flex;align-items:center;gap:11px;font-weight:800;white-space:nowrap}
    .brand img{width:38px;height:auto}
    .nav-links{display:flex;align-items:center;gap:0;list-style:none;margin:0;padding:0}
    .nav-links a{display:block;padding:10px 12px;color:#4d5865;font-size:14px}
    .nav-links a:hover,.nav-links a:focus-visible{color:var(--violet)}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .menu-toggle{display:none;border:1px solid var(--line);background:white;border-radius:6px;padding:8px 11px;color:var(--ink)}
    .button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border:1px solid transparent;border-radius:5px;font-weight:700;transition:transform .2s,background .2s,box-shadow .2s}
    .button:hover{transform:translateY(-2px)}
    .button-primary{background:var(--violet);color:#fff;box-shadow:0 8px 22px rgba(110,75,232,.2)}
    .button-primary:hover{background:#5d3bd2}
    .button-light{background:#fff;color:var(--ink);border-color:var(--line)}
    .button-dark{background:var(--ink);color:#fff}
    .hero{position:relative;overflow:hidden;background:#f1efff;border-bottom:1px solid #e4defe}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(112deg,rgba(103,70,221,.12),transparent 42%,rgba(26,173,171,.12)),repeating-linear-gradient(90deg,transparent 0 79px,rgba(88,69,168,.055) 80px)}
    .hero-inner{position:relative;padding:76px 0 54px;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(260px,.75fr);align-items:center;gap:42px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:#5b43bd;font-size:13px;font-weight:800;letter-spacing:0}
    .eyebrow:before{content:"";width:20px;height:2px;background:var(--pink)}
    h1{max-width:700px;margin:15px 0 18px;font-size:clamp(38px,6vw,68px);line-height:1.08;letter-spacing:0}
    .hero p{max-width:640px;color:#4e5868;font-size:18px;margin:0 0 26px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .hero-note{font-size:13px!important;margin-top:15px!important}
    .hero-visual{border-left:1px solid rgba(91,67,189,.22);padding:12px 0 12px 28px}
    .visual-label{font-size:12px;font-weight:800;color:#6d7180;text-transform:uppercase}
    .model-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:15px}
    .model-cloud span,.tag{border:1px solid #d9d3f4;background:rgba(255,255,255,.75);padding:7px 10px;border-radius:4px;font-size:13px;color:#40375f}
    .visual-caption{margin-top:20px;color:#586271;font-size:14px}
    .ticker{background:#202531;color:#fff;padding:12px 0;overflow:hidden}
    .ticker-inner{display:flex;justify-content:space-between;gap:20px;font-size:13px;white-space:nowrap}
    section{padding:70px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:28px}
    .section-head h2{margin:5px 0 0;font-size:clamp(26px,3.5vw,38px);line-height:1.2;letter-spacing:0}
    .section-head p{max-width:530px;margin:0;color:var(--muted)}
    .kicker{font-size:12px;font-weight:800;color:var(--cyan);text-transform:uppercase;letter-spacing:0}
    .metrics{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);background:#fff}
    .metric{padding:23px 24px;border-right:1px solid var(--line)}
    .metric:last-child{border-right:0}
    .metric strong{display:block;font-size:22px;color:#392a85}
    .metric span{font-size:13px;color:var(--muted)}
    .about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
    .about-copy{font-size:16px;color:#4e5967}
    .about-copy strong{color:var(--ink)}
    .about-points{display:grid;grid-template-columns:1fr 1fr;gap:0 22px}
    .about-points div{padding:14px 0;border-top:1px solid var(--line)}
    .about-points b{display:block;font-size:15px;margin-bottom:3px}
    .about-points span{font-size:13px;color:var(--muted)}
    .band{background:#eceaf7;border-block:1px solid #dedbed}
    .service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
    .service{background:#fff;border:1px solid var(--line);padding:21px;transition:transform .2s,border-color .2s}
    .service:hover{transform:translateY(-3px);border-color:#a99be3}
    .service .index{font-size:12px;color:var(--violet);font-weight:800}
    .service h3{font-size:18px;margin:7px 0}
    .service p{font-size:14px;color:var(--muted);margin:0}
    .service-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}
    .service-tags span{font-size:12px;color:#55616d;background:#f1f3f7;padding:4px 7px}
    .media-strip{display:grid;grid-template-columns:1.35fr .65fr;gap:14px;margin-top:28px}
    .media-strip figure{margin:0;background:#fff;border:1px solid var(--line);padding:8px}
    .media-strip img{display:block;width:100%;aspect-ratio:16/7;object-fit:cover}
    .media-strip figure:last-child img{aspect-ratio:1/1}
    .media-strip figcaption{padding:8px 4px 2px;font-size:13px;color:var(--muted)}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
    .step{padding:22px 20px 8px 0;position:relative}
    .step:before{content:"";position:absolute;top:-4px;left:0;width:8px;height:8px;background:var(--violet);border-radius:50%}
    .step small{color:var(--cyan);font-weight:800}
    .step h3{font-size:17px;margin:8px 0}
    .step p{font-size:14px;color:var(--muted);margin:0}
    .industry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
    .industry{padding:20px;background:#fff;border-left:3px solid var(--cyan)}
    .industry h3{font-size:17px;margin:0 0 6px}
    .industry p{font-size:14px;color:var(--muted);margin:0}
    .network{display:flex;flex-wrap:wrap;gap:9px}
    .network span{padding:9px 12px;background:#fff;border:1px solid var(--line);font-size:14px}
    .network-note{color:var(--muted);font-size:14px;margin-top:18px}
    .case-layout{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .case{background:#fff;border:1px solid var(--line);padding:23px}
    .case h3{margin:0 0 8px}
    .case p{color:var(--muted);font-size:14px;margin:0}
    .case-label{font-size:12px;color:var(--cyan);font-weight:800}
    .review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
    .review{padding:19px;background:#fff;border:1px solid var(--line)}
    .review p{font-size:14px;color:#46515f;margin:0 0 15px}
    .review strong{font-size:13px}
    .review span{display:block;color:var(--muted);font-size:12px}
    .review-note{font-size:12px;color:var(--muted);margin-top:14px}
    .compare-wrap{overflow-x:auto;border:1px solid var(--line);background:#fff}
    table{width:100%;border-collapse:collapse;min-width:700px}
    th,td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line);font-size:14px}
    th{background:#eeecf8;color:#3c3270}
    td:first-child{font-weight:700}
    .rating{display:flex;align-items:center;gap:18px;margin-bottom:18px}
    .rating strong{font-size:32px;color:#392a85}
    .stars{color:#cf8d19;letter-spacing:0}
    .rating span{color:var(--muted);font-size:14px}
    .match{display:grid;grid-template-columns:.8fr 1.2fr;gap:34px;align-items:start}
    .match-copy p{color:var(--muted)}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .field{display:flex;flex-direction:column;gap:6px}
    .field.full{grid-column:1/-1}
    label{font-size:13px;font-weight:700}
    input,select,textarea{width:100%;padding:11px 12px;border:1px solid #cfd5df;border-radius:4px;background:#fff;color:var(--ink)}
    textarea{min-height:112px;resize:vertical}
    input:focus,select:focus,textarea:focus{outline:2px solid rgba(110,75,232,.2);border-color:var(--violet)}
    .form-actions{display:flex;align-items:center;gap:14px;margin-top:14px}
    .form-status{font-size:13px;color:var(--muted)}
    .price-row{display:grid;grid-template-columns:1fr auto;gap:20px;padding:18px 0;border-bottom:1px solid var(--line);align-items:center}
    .price-row h3{font-size:16px;margin:0}
    .price-row p{font-size:13px;color:var(--muted);margin:3px 0 0}
    .price-row strong{color:#43358a}
    .faq-list{border-top:1px solid var(--line)}
    details{border-bottom:1px solid var(--line);padding:0 2px}
    summary{cursor:pointer;list-style:none;padding:17px 28px 17px 0;font-weight:700;position:relative}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:2px;font-size:20px;color:var(--violet);top:12px}
    details[open] summary:after{content:"−"}
    details p{margin:0 0 18px;color:var(--muted);font-size:14px;max-width:850px}
    .articles{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
    .article-link{background:#fff;border:1px solid var(--line);padding:15px;min-height:74px;display:flex;align-items:center;font-size:14px;font-weight:700}
    .article-link:hover{border-color:var(--violet);color:var(--violet)}
    .contact-band{background:#202531;color:#fff;padding:40px 0}
    .contact-row{display:flex;align-items:center;justify-content:space-between;gap:24px}
    .contact-row h2{font-size:26px;margin:0 0 6px}
    .contact-row p{color:#c4cad4;margin:0}
    .contact-links{display:flex;flex-wrap:wrap;gap:10px}
    .contact-links a{border:1px solid #646b77;color:#fff;padding:10px 13px;font-size:13px}
    .footer{background:#171b23;color:#dbe0e8;padding:30px 0 22px}
    .footer-top{display:flex;justify-content:space-between;gap:30px}
    .footer-brand{font-weight:800;color:#fff}
    .footer p{font-size:13px;color:#b6beca;margin:8px 0}
    .friend-links{display:flex;flex-wrap:wrap;gap:14px;max-width:650px}
    .friend-links a{color:#dbe0e8;font-size:13px}
    .copyright{border-top:1px solid #353b46;margin-top:20px;padding-top:15px;color:#aab2be;font-size:12px}
    .float-tools{position:fixed;right:16px;bottom:18px;z-index:15;display:grid;gap:8px}
    .float-tools a,.float-tools button{width:44px;height:44px;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:50%;display:grid;place-items:center;box-shadow:0 4px 16px rgba(20,25,40,.12);cursor:pointer}
    .reveal{opacity:0;transform:translateY(14px);transition:opacity .55s,transform .55s}
    .reveal.visible{opacity:1;transform:none}
    @media(max-width:960px){
      .nav-links{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:10px 20px 16px;align-items:stretch}
      .nav-links.open{display:grid;grid-template-columns:repeat(3,1fr)}
      .nav-links a{padding:10px}
      .menu-toggle{display:inline-flex}
      .nav-actions .button{display:none}
      .hero-inner{grid-template-columns:1fr .8fr}
      .service-grid,.industry-grid{grid-template-columns:repeat(2,1fr)}
      .articles{grid-template-columns:repeat(3,1fr)}
    }
    @media(max-width:680px){
      .container{width:min(var(--max),calc(100% - 30px))}
      .nav{min-height:64px}
      .nav-links{top:64px}
      .nav-links.open{grid-template-columns:repeat(2,1fr)}
      .hero-inner{padding:54px 0 38px;grid-template-columns:1fr;gap:28px}
      h1{font-size:42px}
      .hero p{font-size:16px}
      .hero-visual{border-left:0;border-top:1px solid rgba(91,67,189,.22);padding:20px 0 0}
      .ticker-inner{justify-content:flex-start;overflow:auto}
      section{padding:52px 0}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .metrics{grid-template-columns:1fr 1fr}
      .metric:nth-child(2){border-right:0}
      .metric:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .about-grid,.match,.case-layout{grid-template-columns:1fr;gap:24px}
      .service-grid,.industry-grid{grid-template-columns:1fr}
      .media-strip{grid-template-columns:1fr}
      .steps{grid-template-columns:1fr 1fr}
      .step{padding-right:12px;padding-bottom:18px}
      .review-grid{grid-template-columns:1fr}
      .articles{grid-template-columns:1fr 1fr}
      .contact-row,.footer-top{align-items:flex-start;flex-direction:column}
      .form-grid{grid-template-columns:1fr}
      .field.full{grid-column:auto}
      .rating{flex-wrap:wrap}
    }
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}.reveal{opacity:1;transform:none}}