:root{color-scheme:dark;--bg:#11101a;--bg2:#171522;--panel:#1d1a2b;--panel2:#242033;--ink:#f5f1fb;--muted:#b9b1c8;--pink:#ff4ecb;--violet:#a978ff;--cyan:#71e6e2;--line:rgba(232,218,255,.14);--width:1160px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth;scroll-padding-top:88px}
    body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.65}
    a{color:inherit;text-decoration:none}
    button,input,select,textarea{font:inherit}
    button,a{-webkit-tap-highlight-color:transparent}
    .container{width:min(var(--width),calc(100% - 40px));margin-inline:auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(17,16,26,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}
    .nav-row{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:22px}
    .brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
    .brand img{display:block;width:40px;height:40px;object-fit:contain}
    .brand-name{font-size:17px;font-weight:750;letter-spacing:0}
    .nav-links{display:flex;align-items:center;justify-content:flex-end;gap:0;min-width:0}
    .nav-links a{color:#cec7d9;font-size:12px;padding:10px 7px;white-space:nowrap;transition:color .2s}
    .nav-links a:hover,.nav-links a:focus-visible{color:var(--pink)}
    .nav-cta,.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:4px;background:linear-gradient(105deg,var(--pink),var(--violet));color:#180d21;padding:11px 18px;font-weight:750;transition:transform .2s,filter .2s,box-shadow .2s}
    .nav-cta{white-space:nowrap;padding:10px 14px;font-size:13px}
    .button:hover,.nav-cta:hover{transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 9px 26px rgba(255,78,203,.22)}
    .button-secondary{background:transparent;color:var(--ink);border-color:rgba(235,221,255,.35)}
    .menu-toggle{display:none;background:none;border:1px solid var(--line);color:var(--ink);padding:8px 10px;border-radius:4px}
    .hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:linear-gradient(118deg,#171220 0%,#21132d 47%,#161625 100%)}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(90deg,black,transparent 92%);pointer-events:none}
    .hero:after{content:"";position:absolute;width:420px;height:420px;right:-140px;top:-235px;border:1px solid rgba(255,78,203,.25);border-radius:50%;box-shadow:0 0 0 34px rgba(255,78,203,.025),0 0 0 70px rgba(169,120,255,.025);pointer-events:none}
    .hero-inner{position:relative;z-index:1;padding:72px 0 58px}
    .eyebrow{display:flex;align-items:center;gap:10px;color:#e6a4ec;font-size:13px;font-weight:700}
    .eyebrow:before{content:"";width:27px;height:1px;background:var(--pink)}
    h1{max-width:760px;margin:18px 0 16px;font-size:clamp(38px,6vw,68px);line-height:1.12;letter-spacing:0}
    .hero h1 span{color:var(--pink)}
    .hero-copy{max-width:680px;color:#d0c6d9;font-size:17px;margin:0}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
    .hero-proof{display:flex;flex-wrap:wrap;gap:18px 30px;margin-top:34px;color:#d0c6d9;font-size:13px}
    .hero-proof span:before{content:"+";color:var(--cyan);font-weight:800;margin-right:8px}
    .hero-bottom{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
    .metric{padding:20px 18px;border-right:1px solid var(--line)}
    .metric:last-child{border-right:0}
    .metric strong{display:block;font-size:22px;color:var(--ink)}
    .metric span{color:var(--muted);font-size:12px}
    .section{padding:76px 0;border-bottom:1px solid var(--line)}
    .section-heading{max-width:730px;margin-bottom:32px}
    .kicker{color:var(--pink);font-size:12px;font-weight:800;letter-spacing:1.4px;text-transform:uppercase}
    h2{font-size:clamp(27px,4vw,40px);line-height:1.2;margin:9px 0 12px;letter-spacing:0}
    .section-heading p,.intro-copy{color:var(--muted);margin:0}
    .about-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:58px;align-items:start}
    .about-layout .section-heading{margin-bottom:0}
    .about-note{border-left:2px solid var(--pink);padding:4px 0 4px 22px;color:#ded6e7}
    .about-note p{margin:0 0 13px}
    .about-note p:last-child{margin-bottom:0}
    .platform-strip{display:grid;grid-template-columns:repeat(4,1fr);margin-top:38px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .platform-point{padding:19px 18px;border-right:1px solid var(--line)}
    .platform-point:last-child{border-right:0}
    .platform-point b{display:block;margin-bottom:4px;font-size:14px}
    .platform-point span{font-size:12px;color:var(--muted)}
    .service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
    .service-item{padding:20px;background:var(--panel);border:1px solid var(--line);transition:transform .2s,border-color .2s,background .2s}
    .service-item:hover{transform:translateY(-3px);border-color:rgba(255,78,203,.55);background:#211d30}
    .service-item .index{color:var(--pink);font-size:11px;font-weight:800;letter-spacing:1px}
    .service-item h3{font-size:17px;margin:8px 0 6px}
    .service-item p{font-size:13px;color:var(--muted);margin:0}
    .service-foot{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:22px;color:var(--muted);font-size:13px}
    .text-link{color:#ff9be2;font-weight:700}
    .workflow{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .step{padding:22px 20px 24px;border-right:1px solid var(--line)}
    .step:last-child{border-right:0}
    .step-number{font-size:12px;color:var(--cyan);font-weight:800}
    .step h3{font-size:16px;margin:9px 0 5px}
    .step p{font-size:13px;color:var(--muted);margin:0}
    .industry-grid{display:grid;grid-template-columns:1fr 1fr;gap:34px}
    .industry-list{display:grid;grid-template-columns:1fr 1fr;gap:0 22px}
    .industry-list div{padding:12px 0;border-bottom:1px solid var(--line)}
    .industry-list b{font-size:14px}
    .industry-list p{margin:3px 0 0;color:var(--muted);font-size:12px}
    .service-network{padding:24px;border:1px solid var(--line);background:linear-gradient(130deg,rgba(169,120,255,.1),rgba(113,230,226,.04))}
    .service-network h3{margin:0 0 10px;font-size:19px}
    .service-network p{margin:0 0 14px;color:var(--muted);font-size:14px}
    .network-tags{display:flex;flex-wrap:wrap;gap:8px}
    .network-tags span{border:1px solid rgba(231,214,255,.2);padding:6px 9px;color:#ded5e9;font-size:12px}
    .compare-wrap{overflow-x:auto;border:1px solid var(--line)}
    table{width:100%;border-collapse:collapse;min-width:760px;text-align:left}
    th,td{padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top}
    th{color:#e6a4ec;background:#211b2c;font-size:13px}
    td{font-size:13px;color:#ded7e6}
    tbody tr:last-child td{border-bottom:0}
    td:first-child{font-weight:700;color:var(--ink)}
    .rating{display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:center;margin-bottom:22px;padding:20px 24px;border-left:3px solid var(--pink);background:var(--panel)}
    .rating-score{font-size:34px;font-weight:850;color:#ff9be2;line-height:1}
    .rating-score small{display:block;color:var(--muted);font-size:12px;font-weight:500;margin-top:8px}
    .stars{color:#ffd86b;letter-spacing:2px;font-size:18px}
    .rating p{margin:5px 0 0;color:var(--muted);font-size:13px}
    .pricing-line{display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .pricing-line p{margin:5px 0 0;color:var(--muted);font-size:13px}
    .reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
    .review{padding:20px 0;border-top:2px solid rgba(169,120,255,.7)}
    .review p{color:#ded7e6;margin:0 0 17px;font-size:14px}
    .review b{font-size:13px}
    .review span{display:block;color:var(--muted);font-size:12px;margin-top:2px}
    .case-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
    .case{min-height:190px;padding:20px;border:1px solid var(--line);background:linear-gradient(145deg,#211b2c,#171522)}
    .case-label{color:var(--cyan);font-size:11px;font-weight:800}
    .case h3{font-size:18px;margin:11px 0 7px}
    .case p{font-size:13px;color:var(--muted);margin:0}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:9px}
    .tag-cloud span{padding:8px 11px;border:1px solid rgba(255,78,203,.27);color:#e5dbea;font-size:13px}
    .knowledge-layout{display:grid;grid-template-columns:1fr 1fr;gap:42px}
    .knowledge-layout h3{font-size:18px;margin:0 0 12px}
    .article-list{list-style:none;padding:0;margin:0}
    .article-list li{border-top:1px solid var(--line)}
    .article-list a{display:flex;justify-content:space-between;gap:14px;padding:13px 0;color:#e8e1ed;font-size:13px}
    .article-list a:hover{color:var(--pink)}
    .article-list small{color:var(--muted);white-space:nowrap}
    details{border-top:1px solid var(--line)}
    details:last-child{border-bottom:1px solid var(--line)}
    summary{cursor:pointer;list-style:none;padding:16px 28px 16px 0;position:relative;font-size:14px;font-weight:700}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:2px;top:12px;color:var(--pink);font-size:20px;font-weight:400}
    details[open] summary:after{content:"−"}
    details p{margin:0;padding:0 24px 16px 0;color:var(--muted);font-size:13px}
    .contact-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:start}
    .contact-info p{color:var(--muted);font-size:14px}
    .contact-data{margin-top:22px;display:grid;gap:12px}
    .contact-data a,.contact-data span{color:#e6deeb;font-size:14px}
    .contact-data b{display:inline-block;min-width:98px;color:var(--muted);font-weight:500}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .field{display:grid;gap:6px}
    .field-full{grid-column:1/-1}
    .field label{font-size:12px;color:#d6cddd}
    .field input,.field select,.field textarea{width:100%;border:1px solid rgba(237,223,255,.2);border-radius:3px;background:#191724;color:var(--ink);padding:11px 12px;outline:none}
    .field input:focus,.field select:focus,.field textarea:focus{border-color:var(--pink)}
    .field textarea{min-height:116px;resize:vertical}
    .field select option{background:#191724}
    .form-note{font-size:11px;color:var(--muted);margin:10px 0 14px}
    .join-band{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:25px 0;border-top:1px solid var(--line)}
    .join-band h3{font-size:20px;margin:0 0 4px}
    .join-band p{margin:0;color:var(--muted);font-size:13px}
    .site-footer{background:#0d0c14;color:#e4ddeb}
    .footer-main{display:grid;grid-template-columns:1fr 1fr;gap:35px;padding:28px 0}
    .footer-links{display:flex;align-content:start;flex-wrap:wrap;gap:10px 18px}
    .footer-links a{font-size:12px;color:#c7bdcf}
    .footer-links a:hover{color:var(--pink)}
    .footer-meta{font-size:12px;color:#a99fb3}
    .footer-meta a{color:#d8cddd}
    .footer-bottom{border-top:1px solid var(--line);padding:13px 0;color:#a99fb3;font-size:11px}
    .floating-help{position:fixed;right:18px;bottom:20px;z-index:15;display:flex;align-items:center;gap:8px;padding:11px 14px;border:1px solid rgba(255,78,203,.5);background:#21192a;color:#fff;border-radius:30px;box-shadow:0 8px 28px rgba(0,0,0,.3);font-size:13px}
    .floating-help:before{content:"";width:8px;height:8px;background:var(--cyan);border-radius:50%}
    .reveal{opacity:0;transform:translateY(14px);transition:opacity .55s ease,transform .55s ease}
    .reveal.is-visible{opacity:1;transform:translateY(0)}
    @media(max-width:1080px){
      .nav-links{display:none;position:absolute;top:74px;left:0;right:0;padding:10px 20px 16px;background:#15131e;border-bottom:1px solid var(--line);flex-wrap:wrap;justify-content:flex-start}
      .nav-links.open{display:flex}
      .nav-links a{padding:9px 10px;font-size:13px}
      .menu-toggle{display:inline-flex}
      .nav-cta{margin-left:auto}
      .nav-row{gap:12px}
    }
    @media(max-width:760px){
      .container{width:min(var(--width),calc(100% - 32px))}
      .hero-inner{padding:58px 0 42px}
      .hero-copy{font-size:15px}
      .hero-bottom{grid-template-columns:1fr 1fr}
      .metric:nth-child(2){border-right:0}
      .metric:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .metric{padding:16px 10px}
      .section{padding:56px 0}
      .about-layout,.industry-grid,.knowledge-layout,.contact-layout{grid-template-columns:1fr;gap:26px}
      .platform-strip{grid-template-columns:1fr 1fr}
      .platform-point:nth-child(2){border-right:0}
      .platform-point:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .service-grid{grid-template-columns:1fr 1fr}
      .workflow{grid-template-columns:1fr 1fr}
      .step:nth-child(2){border-right:0}
      .step:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .reviews{grid-template-columns:1fr 1fr}
      .case-list{grid-template-columns:1fr 1fr}
      .footer-main{grid-template-columns:1fr;gap:18px}
    }
    @media(max-width:520px){
      .container{width:calc(100% - 28px)}
      .brand img{width:34px;height:34px}
      .brand-name{font-size:15px}
      .nav-cta{padding:9px 10px;font-size:11px}
      .menu-toggle{padding:7px 8px;font-size:12px}
      h1{font-size:39px}
      .hero-actions .button{width:100%}
      .hero-proof{gap:9px 18px}
      .service-grid,.industry-list,.reviews,.case-list{grid-template-columns:1fr}
      .workflow{grid-template-columns:1fr}
      .step{border-right:0;border-bottom:1px solid var(--line)}
      .step:last-child{border-bottom:0}
      .rating{grid-template-columns:1fr;gap:12px}
      .pricing-line{grid-template-columns:1fr}
      .form-grid{grid-template-columns:1fr}
      .field-full{grid-column:auto}
      .join-band{align-items:flex-start;flex-direction:column}
      .floating-help{right:12px;bottom:12px}
    }
    @media(prefers-reduced-motion:reduce){
      html{scroll-behavior:auto}
      *,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}
      .reveal{opacity:1;transform:none}
    }