:root{
      --bg:#0d0918;
      --bg2:#140f25;
      --panel:#181229;
      --panel2:#201838;
      --line:rgba(255,255,255,.12);
      --text:#f4efff;
      --muted:#cbbce9;
      --brand:#ff4fd8;
      --brand2:#8a6cff;
      --brand3:#46d9ff;
      --good:#58f2ba;
      --shadow:0 20px 50px rgba(0,0,0,.32);
      --radius:22px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
      background:
        radial-gradient(circle at top left, rgba(255,79,216,.16), transparent 28%),
        radial-gradient(circle at right 12%, rgba(70,217,255,.12), transparent 22%),
        radial-gradient(circle at center top, rgba(138,108,255,.16), transparent 26%),
        linear-gradient(180deg, var(--bg) 0%, #0f0a1d 38%, #120b20 100%);
      color:var(--text);
      line-height:1.65;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--container),calc(100% - 32px));margin:0 auto}
    .glass{
      background:linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.04));
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      backdrop-filter:blur(14px);
    }
    header{
      position:sticky;top:0;z-index:50;
      background:rgba(13,9,24,.76);
      backdrop-filter:blur(14px);
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand img{width:42px;height:42px;object-fit:contain;border-radius:12px;background:rgba(255,255,255,.08);padding:6px}
    .brand strong{display:block;font-size:1rem;letter-spacing:.04em}
    .brand span{display:block;font-size:.82rem;color:var(--muted)}
    .nav{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:flex-end}
    .nav a{font-size:.92rem;color:#f7f1ff;opacity:.88;padding:8px 10px;border-radius:999px}
    .nav a:hover,.nav a:focus{background:rgba(255,255,255,.08);opacity:1}
    .menu-btn{display:none;background:rgba(255,255,255,.08);color:var(--text);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:10px 12px}
    .hero{padding:42px 0 26px}
    .hero-grid{display:grid;grid-template-columns:1.22fr .78fr;gap:22px;align-items:stretch}
    .hero-main{padding:34px;border-radius:30px;position:relative;overflow:hidden}
    .hero-main::before,.hero-main::after{
      content:"";position:absolute;border-radius:999px;filter:blur(14px);pointer-events:none
    }
    .hero-main::before{width:260px;height:260px;background:rgba(255,79,216,.18);top:-80px;right:-40px}
    .hero-main::after{width:220px;height:220px;background:rgba(70,217,255,.14);bottom:-90px;left:-30px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.11);font-size:.88rem;color:#f5ddff}
    h1{margin:18px 0 14px;font-size:clamp(2rem,4vw,4.1rem);line-height:1.08;letter-spacing:-.04em}
    .lead{max-width:58ch;color:#e8defb;font-size:1.02rem;margin:0 0 20px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      padding:13px 18px;border-radius:14px;border:1px solid transparent;font-weight:700;
      transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;box-shadow:0 16px 30px rgba(255,79,216,.18)}
    .btn-ghost{background:rgba(255,255,255,.08);color:var(--text);border-color:rgba(255,255,255,.12)}
    .hero-side{display:grid;gap:16px}
    .stats{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .stat{padding:18px;border-radius:22px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.11)}
    .stat b{display:block;font-size:1.5rem;margin-bottom:4px}
    .stat span{color:var(--muted);font-size:.92rem}
    .hero-note{padding:20px;border-radius:22px;background:linear-gradient(180deg,rgba(138,108,255,.16),rgba(255,255,255,.05));border:1px solid rgba(255,255,255,.11)}
    .hero-note h3{margin:0 0 8px;font-size:1.02rem}
    .hero-note p{margin:0;color:var(--muted)}
    section{padding:18px 0 6px}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin:16px 0 18px}
    .section-head h2{margin:0;font-size:clamp(1.45rem,2vw,2.2rem)}
    .section-head p{margin:0;color:var(--muted);max-width:56ch}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .card{padding:22px;border-radius:24px;background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.04));border:1px solid rgba(255,255,255,.1);box-shadow:var(--shadow)}
    .card h3{margin:0 0 10px;font-size:1.08rem}
    .card p,.card li{color:var(--muted)}
    .chip-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .chip{padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.09);font-size:.9rem;color:#f5ebff}
    .timeline{display:grid;gap:14px}
    .step{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;padding:18px;border-radius:20px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.09)}
    .num{width:34px;height:34px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--brand2));font-weight:800}
    .compare{overflow:auto;border-radius:24px;border:1px solid rgba(255,255,255,.1)}
    table{width:100%;border-collapse:collapse;min-width:760px;background:rgba(255,255,255,.03)}
    th,td{padding:14px 16px;border-bottom:1px solid rgba(255,255,255,.08);text-align:left;vertical-align:top}
    th{background:rgba(255,255,255,.06);color:#fff}
    .highlight{color:#fff;font-weight:700}
    .badge{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;background:rgba(88,242,186,.12);color:#d9fff2;border:1px solid rgba(88,242,186,.22);font-size:.84rem}
    .reviews .card{height:100%}
    .avatar{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,rgba(255,79,216,.28),rgba(70,217,255,.2));display:grid;place-items:center;font-weight:800;margin-bottom:10px}
    .faq-item{border:1px solid rgba(255,255,255,.1);border-radius:18px;background:rgba(255,255,255,.05);overflow:hidden}
    .faq-q{width:100%;text-align:left;background:none;border:none;color:var(--text);padding:18px 18px;display:flex;justify-content:space-between;align-items:center;font-size:1rem;font-weight:700}
    .faq-a{max-height:0;overflow:hidden;padding:0 18px;color:var(--muted);transition:max-height .28s ease,padding .28s ease}
    .faq-item.open .faq-a{max-height:220px;padding:0 18px 18px}
    .faq-item.open .faq-q span{transform:rotate(45deg)}
    .faq-q span{transition:transform .2s ease;color:#f7b8ff}
    .articles{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .article a{display:inline-flex;margin-top:10px;color:#ffe1fb;font-weight:700}
    .form-wrap{display:grid;grid-template-columns:1fr .86fr;gap:16px;align-items:start}
    form{display:grid;gap:12px}
    .field{display:grid;gap:7px}
    label{font-size:.92rem;color:#f5ebff}
    input,select,textarea{
      width:100%;padding:13px 14px;border-radius:14px;border:1px solid rgba(255,255,255,.12);
      background:rgba(11,8,21,.7);color:var(--text);outline:none
    }
    input:focus,select:focus,textarea:focus{border-color:rgba(255,79,216,.6);box-shadow:0 0 0 3px rgba(255,79,216,.12)}
    textarea{min-height:118px;resize:vertical}
    .footer-top{padding:24px 0 18px;border-top:1px solid rgba(255,255,255,.08);margin-top:18px}
    footer{padding:18px 0 28px;color:#eadfff}
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr .95fr;gap:16px}
    .mini-links{display:flex;flex-wrap:wrap;gap:10px}
    .mini-links a,.footer-links a{padding:6px 10px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1)}
    .social-box{display:grid;grid-template-columns:108px 1fr;gap:14px;align-items:center}
    .social-box img{width:108px;height:108px;object-fit:cover;border-radius:18px;border:1px solid rgba(255,255,255,.12);background:#fff}
    .float{
      position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px
    }
    .float a,.float button{
      width:52px;height:52px;border:none;border-radius:16px;display:grid;place-items:center;
      background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;box-shadow:var(--shadow);cursor:pointer
    }
    .top-btn{opacity:0;pointer-events:none;transition:opacity .2s ease,transform .2s ease}
    .top-btn.show{opacity:1;pointer-events:auto}
    .fade-up{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
    .fade-up.in{opacity:1;transform:none}
    .center{text-align:center}
    .muted{color:var(--muted)}
    .service-net{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .metric-list{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .metric{padding:18px;border-radius:20px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.09)}
    .metric b{display:block;font-size:1.35rem}
    .metric span{color:var(--muted);font-size:.9rem}
    .anchor-bar{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
    .anchor-bar a{font-size:.88rem}
    @media (max-width: 980px){
      .hero-grid,.grid-3,.grid-2,.articles,.form-wrap,.footer-grid,.service-net,.metric-list{grid-template-columns:1fr}
      .section-head{align-items:flex-start;flex-direction:column}
      .nav{display:none}
      .menu-btn{display:inline-flex}
      .nav.open{display:flex;flex-direction:column;align-items:flex-start;width:100%;padding:12px 0 0}
      .topbar{flex-wrap:wrap}
      .social-box{grid-template-columns:1fr}
    }