:root{--ink:#252238;--muted:#69667b;--purple:#6939d5;--violet:#8b5be8;--pink:#e455a7;--line:#e9e5f0;--paper:#fff;--wash:#f8f7fc;--mint:#e6f7f1;--green:#18785d;--radius:12px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth;scroll-padding-top:84px}
    body{margin:0;background:var(--wash);color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.7}
    a{color:inherit;text-decoration:none}
    button,input,select,textarea{font:inherit}
    button,a{touch-action:manipulation}
    .container{width:min(1160px,calc(100% - 40px));margin-inline:auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
    .nav-wrap{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .brand{display:flex;align-items:center;gap:10px;flex:none;font-weight:750}
    .brand img{display:block;width:40px;height:40px;object-fit:contain}
    .nav-links{display:flex;align-items:center;justify-content:flex-end;gap:0;flex-wrap:wrap}
    .nav-links a{padding:9px 10px;color:#504c61;font-size:13px;white-space:nowrap}
    .nav-links a:hover{color:var(--purple)}
    .nav-cta,.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:8px;padding:11px 18px;background:var(--purple);color:#fff;font-weight:700;transition:transform .2s,background .2s,box-shadow .2s}
    .nav-cta{white-space:nowrap;padding:10px 14px;font-size:13px}
    .button:hover,.nav-cta:hover{background:#5328bb;box-shadow:0 8px 20px #6939d52c;transform:translateY(-2px)}
    .button.secondary{background:#fff;color:var(--purple);border-color:#d9ccef}
    .button.secondary:hover{background:#f6f1ff}
    .menu-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:8px;padding:8px 11px}
    main{overflow:hidden}
    .hero{position:relative;padding:72px 0 52px;background:linear-gradient(120deg,#f3edff 0%,#fff 54%,#fff2f8 100%);border-bottom:1px solid #ece5f5}
    .hero:after{content:"";position:absolute;right:6%;top:42px;width:190px;height:190px;border:1px solid #a88be6;border-radius:50%;opacity:.32;box-shadow:0 0 0 24px #eee7fb,0 0 0 48px #f4effb;pointer-events:none}
    .hero-inner{position:relative;z-index:1;max-width:810px}
    .eyebrow{color:var(--purple);font-size:13px;font-weight:750;letter-spacing:0}
    h1{max-width:760px;margin:13px 0 16px;font-size:clamp(36px,6vw,62px);line-height:1.12;letter-spacing:0}
    .hero p{max-width:680px;margin:0;color:#555166;font-size:18px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:27px}
    .hero-note{margin-top:18px!important;font-size:13px!important;color:#777286!important}
    .hero-strip{display:flex;flex-wrap:wrap;gap:0;margin-top:48px;padding-top:22px;border-top:1px solid #ded6eb}
    .hero-stat{min-width:150px;padding:0 25px;border-right:1px solid #dfd9e8}
    .hero-stat:first-child{padding-left:0}
    .hero-stat:last-child{border:0}
    .hero-stat strong{display:block;color:var(--purple);font-size:19px}
    .hero-stat span{font-size:12px;color:var(--muted)}
    .section{padding:70px 0}
    .section.white{background:#fff}
    .section.tint{background:#f2eff9}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:30px}
    .section-head h2{margin:0;font-size:clamp(26px,4vw,36px);line-height:1.25}
    .section-head p{max-width:570px;margin:9px 0 0;color:var(--muted)}
    .kicker{display:block;margin-bottom:8px;color:var(--purple);font-size:12px;font-weight:750}
    .about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:42px;align-items:start}
    .about-copy p{color:#555166}
    .capability-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 20px;margin:22px 0 0;padding:0;list-style:none}
    .capability-list li{padding:12px 0;border-top:1px solid var(--line);font-weight:650}
    .capability-list li span{display:block;color:var(--muted);font-size:13px;font-weight:400}
    .model-panel{padding:25px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
    .model-panel h3{margin:0 0 8px;font-size:18px}
    .model-panel p{margin:0;color:var(--muted);font-size:14px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
    .tag{padding:6px 10px;border:1px solid #e6def1;border-radius:6px;background:#faf8fe;color:#514469;font-size:12px}
    .service-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
    .service-item{padding:20px 19px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);transition:transform .2s,border-color .2s,box-shadow .2s}
    .service-item:hover{transform:translateY(-3px);border-color:#cbb8ec;box-shadow:0 10px 24px #33214a0c}
    .service-item h3{margin:0 0 7px;font-size:16px}
    .service-item p{margin:0;color:var(--muted);font-size:13px}
    .service-label{display:inline-block;margin-bottom:11px;color:var(--purple);font-size:11px;font-weight:750}
    .workflow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;counter-reset:step}
    .workflow article{position:relative;padding:18px 0 0;border-top:2px solid #d9c9f2;counter-increment:step}
    .workflow article:before{content:"0" counter(step);display:block;margin-bottom:12px;color:var(--purple);font-weight:800;font-size:13px}
    .workflow h3{margin:0 0 6px;font-size:16px}
    .workflow p{margin:0;color:var(--muted);font-size:13px}
    .industry-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
    .industry{padding:16px;border-left:3px solid var(--violet);background:#fff}
    .industry strong{display:block;font-size:14px}
    .industry span{color:var(--muted);font-size:12px}
    .network{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center}
    .network-copy p{color:var(--muted)}
    .network-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
    .network-list div{padding:14px;background:#fff;border:1px solid var(--line);border-radius:8px;font-size:13px}
    .case-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .case{overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
    .case-media{padding:13px;background:#eeeaf4}
    .case-media img{display:block;width:100%;height:auto;max-height:330px;object-fit:contain}
    .case-copy{padding:17px 19px}
    .case-copy h3{margin:0 0 5px;font-size:17px}
    .case-copy p{margin:0;color:var(--muted);font-size:13px}
    .review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
    .review{padding:18px;background:#fff;border-top:2px solid #d6c2f1}
    .review blockquote{margin:0 0 15px;color:#484457;font-size:14px}
    .review cite{color:var(--muted);font-size:12px;font-style:normal}
    .score-panel{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;align-items:center;margin-bottom:26px;padding:24px;background:#f4effc;border-radius:var(--radius)}
    .score{color:var(--purple);font-size:46px;font-weight:800;line-height:1}
    .score small{font-size:16px;color:var(--muted);font-weight:500}
    .stars{margin-top:9px;color:#b77a16;font-size:20px;letter-spacing:0}
    .score-panel p{margin:0;color:#514d60;font-size:14px}
    .table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:8px;background:#fff}
    table{width:100%;border-collapse:collapse;min-width:720px;text-align:left}
    th,td{padding:13px 15px;border-bottom:1px solid var(--line);font-size:13px}
    th{background:#f7f5fa;color:#514d60}
    td:first-child{font-weight:650}
    tbody tr:last-child td{border-bottom:0}
    .positive{color:var(--green);font-weight:700}
    .token-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
    .token-item{padding:20px 0;border-top:2px solid var(--purple)}
    .token-item h3{margin:0 0 7px;font-size:16px}
    .token-item p{margin:0;color:var(--muted);font-size:13px}
    .price-note{margin-top:18px;color:var(--muted);font-size:12px}
    .faq-list{display:grid;gap:8px}
    details{background:#fff;border:1px solid var(--line);border-radius:8px}
    summary{position:relative;padding:15px 42px 15px 16px;cursor:pointer;list-style:none;font-weight:650;font-size:14px}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:16px;top:12px;color:var(--purple);font-size:20px}
    details[open] summary:after{content:"−"}
    details p{margin:0;padding:0 16px 16px;color:var(--muted);font-size:13px}
    .article-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}
    .article-link{display:block;padding:15px;background:#fff;border:1px solid var(--line);border-radius:8px;font-size:13px;font-weight:650}
    .article-link span{display:block;margin-top:5px;color:var(--muted);font-size:11px;font-weight:400;overflow-wrap:anywhere}
    .contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:start}
    .contact-form{display:grid;grid-template-columns:1fr 1fr;gap:13px}
    .field{display:flex;flex-direction:column;gap:6px}
    .field.full{grid-column:1/-1}
    .field label{font-size:13px;font-weight:650}
    .field input,.field select,.field textarea{width:100%;padding:11px 12px;border:1px solid #dcd7e5;border-radius:7px;background:#fff;color:var(--ink)}
    .field textarea{min-height:120px;resize:vertical}
    .contact-details{padding:22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
    .contact-details h3{margin:0 0 14px}
    .contact-details p{margin:7px 0;color:#565267;font-size:14px}
    .qr{width:150px;margin-top:12px}
    .qr img{display:block;width:100%;height:auto;border:1px solid var(--line)}
    .qr figcaption{margin-top:5px;color:var(--muted);font-size:12px}
    .affiliate{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:22px 0;border-top:1px solid var(--line)}
    .affiliate h3{margin:0 0 5px;font-size:18px}
    .affiliate p{margin:0;color:var(--muted);font-size:13px}
    .footer{padding:24px 0;background:#f1eff5;color:#343044;border-top:1px solid #e1dce9}
    .footer-top{display:flex;align-items:flex-start;justify-content:space-between;gap:24px}
    .footer p{margin:0;color:#5b5769;font-size:12px}
    .footer-links{display:flex;flex-wrap:wrap;gap:8px 16px;max-width:650px}
    .footer-links a{color:#51446b;font-size:12px}
    .copyright{margin-top:16px!important;padding-top:12px;border-top:1px solid #ded9e5}
    .floating{position:fixed;right:18px;bottom:20px;z-index:15;display:grid;gap:8px}
    .floating a,.floating button{display:grid;place-items:center;width:44px;height:44px;border:1px solid #ded5ec;border-radius:50%;background:#fff;color:var(--purple);box-shadow:0 4px 16px #24194318;cursor:pointer;font-size:12px;font-weight:750}
    .floating a:hover,.floating button:hover{background:#f3edff}
    .reveal{opacity:0;transform:translateY(14px);transition:opacity .55s ease,transform .55s ease}
    .reveal.visible{opacity:1;transform:translateY(0)}
    @media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}
    @media(max-width:980px){
      .menu-toggle{display:inline-flex}
      .nav-wrap{position:relative}
      .nav-links{display:none;position:absolute;top:71px;left:0;right:0;max-height:70vh;overflow:auto;padding:10px;background:#fff;border:1px solid var(--line);box-shadow:0 12px 24px #21173814;align-items:stretch}
      .nav-links.open{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
      .nav-links a{padding:10px}
      .nav-cta{margin-left:auto}
      .service-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .industry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .article-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
    }
    @media(max-width:640px){
      .container{width:min(100% - 30px,1160px)}
      .nav-wrap{min-height:64px;gap:9px}
      .brand{font-size:14px}
      .brand img{width:34px;height:34px}
      .nav-cta{padding:9px 10px;font-size:12px}
      .nav-links{top:63px}
      .hero{padding:54px 0 34px}
      .hero:after{right:-80px;top:30px;transform:scale(.72)}
      .hero p{font-size:16px}
      .hero-strip{gap:15px 0;margin-top:34px}
      .hero-stat{min-width:33.33%;padding:0 12px}
      .hero-stat:nth-child(3){border:0}
      .section{padding:52px 0}
      .section-head{display:block;margin-bottom:22px}
      .about-grid,.network,.contact-grid,.score-panel{grid-template-columns:1fr;gap:20px}
      .service-grid,.review-grid{grid-template-columns:1fr}
      .workflow{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 14px}
      .case-grid{grid-template-columns:1fr}
      .token-grid{grid-template-columns:1fr}
      .article-grid{grid-template-columns:1fr 1fr}
      .contact-form{grid-template-columns:1fr}
      .field.full{grid-column:auto}
      .affiliate,.footer-top{align-items:flex-start;flex-direction:column}
      .score{font-size:40px}
    }