:root{
      --bg:#f7f3ee;
      --panel:#fffaf5;
      --card:#ffffff;
      --line:#eadfce;
      --text:#24313f;
      --muted:#667585;
      --primary:#5b6cff;
      --accent:#ff7f50;
      --accent2:#2bb7a8;
      --gold:#f4c15d;
      --shadow:0 18px 50px rgba(61, 73, 93, .08);
      --radius:22px;
      --radius-sm:16px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:Inter, "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 10% 10%, rgba(91,108,255,.10), transparent 22%),
        radial-gradient(circle at 90% 20%, rgba(255,127,80,.11), transparent 24%),
        radial-gradient(circle at 20% 90%, rgba(43,183,168,.10), transparent 22%),
        linear-gradient(180deg, #fbf8f4 0%, #f7f3ee 45%, #f9f7f2 100%);
      min-height:100vh;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{max-width:var(--container);margin:0 auto;padding:0 20px}
    header{
      position:sticky;top:0;z-index:50;
      backdrop-filter:blur(14px);
      background:rgba(247,243,238,.82);
      border-bottom:1px solid rgba(234,223,206,.8);
    }
    .nav{
      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:#fff;box-shadow:0 8px 20px rgba(0,0,0,.06)}
    .brand .name{font-weight:800;letter-spacing:.5px;white-space:nowrap}
    .brand .sub{display:block;font-size:12px;color:var(--muted);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:200px}
    .menu{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}
    .menu a{font-size:14px;color:#324255;padding:8px 10px;border-radius:999px;transition:.2s ease}
    .menu a:hover{background:rgba(91,108,255,.08);color:#22304a}
    .nav-cta{display:flex;align-items:center;gap:10px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      padding:12px 18px;border-radius:999px;border:1px solid transparent;
      font-weight:700;transition:.25s ease;cursor:pointer;white-space:nowrap;
    }
    .btn-primary{background:linear-gradient(135deg,var(--primary),#7b63ff);color:#fff;box-shadow:0 12px 28px rgba(91,108,255,.25)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(91,108,255,.3)}
    .btn-ghost{background:#fff;border-color:var(--line);color:#334155}
    .btn-ghost:hover{transform:translateY(-2px);border-color:#cbbca5}
    .mobile-toggle{display:none;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 12px}
    main{display:block}
    section{padding:78px 0}
    .hero{padding:34px 0 72px;position:relative;overflow:hidden}
    .hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:stretch}
    .hero-copy,.hero-side,.panel,.card,.quote,.faq-item,.form-wrap,.table-wrap,.timeline,.article-list,.pricing,.match-box,.compare-box,.network-box{
      background:rgba(255,250,245,.92);border:1px solid rgba(234,223,206,.9);border-radius:var(--radius);box-shadow:var(--shadow)
    }
    .hero-copy{padding:34px}
    .kicker{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;background:rgba(91,108,255,.10);color:#3048b2;font-weight:700;font-size:13px}
    h1{font-size:clamp(34px,4.6vw,58px);line-height:1.06;margin:18px 0 14px;letter-spacing:-.02em}
    .lead{font-size:17px;line-height:1.8;color:var(--muted);margin:0 0 22px;max-width:48em}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:18px 0 22px}
    .hero-points{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
    .mini{
      padding:14px 16px;border-radius:18px;background:linear-gradient(180deg,#fff, #fff8ef);
      border:1px solid rgba(234,223,206,.85)
    }
    .mini strong{display:block;font-size:18px;margin-bottom:6px}
    .mini span{font-size:13px;color:var(--muted);line-height:1.6}
    .hero-side{padding:24px;display:grid;gap:16px;align-content:start}
    .side-badge{display:flex;justify-content:space-between;align-items:center;padding:16px;border-radius:18px;background:linear-gradient(135deg, rgba(91,108,255,.10), rgba(43,183,168,.10));border:1px solid rgba(91,108,255,.12)}
    .side-badge strong{font-size:18px}
    .side-badge span{font-size:13px;color:var(--muted)}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud span{padding:9px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:#445466}
    .section-head{margin-bottom:24px;display:flex;justify-content:space-between;gap:18px;align-items:end;flex-wrap:wrap}
    .section-head h2{margin:0;font-size:clamp(24px,3vw,36px)}
    .section-head p{margin:0;color:var(--muted);max-width:60ch;line-height:1.8}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .card{padding:22px;transition:transform .22s ease, box-shadow .22s ease}
    .card:hover{transform:translateY(-4px);box-shadow:0 24px 60px rgba(61,73,93,.10)}
    .card h3{margin:0 0 10px;font-size:18px}
    .card p{margin:0;color:var(--muted);line-height:1.75}
    .icon{
      width:44px;height:44px;border-radius:14px;display:grid;place-items:center;margin-bottom:14px;
      background:linear-gradient(135deg, rgba(91,108,255,.12), rgba(255,127,80,.12));color:#3048b2;font-weight:800
    }
    .metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .metric{padding:22px;border-radius:20px;background:linear-gradient(180deg,#fff,#fffaf3);border:1px solid rgba(234,223,206,.9)}
    .metric strong{font-size:30px;display:block;line-height:1}
    .metric span{display:block;margin-top:10px;color:var(--muted);font-size:13px;line-height:1.6}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .step{padding:22px;border-radius:22px;background:#fff;border:1px solid var(--line);position:relative;overflow:hidden}
    .step:after{content:"";position:absolute;inset:auto -30px -30px auto;width:88px;height:88px;border-radius:50%;background:radial-gradient(circle, rgba(91,108,255,.14), transparent 70%)}
    .step .num{font-size:13px;font-weight:800;color:#5b6cff;margin-bottom:12px}
    .step h3{margin:0 0 8px}
    .step p{margin:0;color:var(--muted);line-height:1.75}
    .table-wrap{overflow:auto;padding:18px}
    table{width:100%;border-collapse:collapse;min-width:860px}
    th,td{padding:14px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
    th{font-size:14px;color:#334155;background:#fbf7f2}
    td{color:#425466;line-height:1.75}
    .highlight{font-weight:700;color:#1f2f46}
    .faq-list{display:grid;gap:12px}
    .faq-item{overflow:hidden}
    .faq-q{
      width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
      padding:18px 20px;background:transparent;border:0;color:var(--text);font-size:16px;font-weight:700;text-align:left;cursor:pointer
    }
    .faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
    .faq-a p{margin:0;padding:0 20px 18px;color:var(--muted);line-height:1.8}
    .faq-item.open .faq-a{max-height:180px}
    .reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .quote{padding:22px}
    .quote .role{font-size:13px;color:#5b6cff;font-weight:800;margin-bottom:10px}
    .quote p{margin:0;color:#39495b;line-height:1.8}
    .quote .name{margin-top:14px;font-weight:700}
    .case-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .case{padding:22px;border-radius:22px;background:#fff;border:1px solid var(--line)}
    .case h3{margin:0 0 10px}
    .case ul{margin:0;padding-left:18px;color:var(--muted);line-height:1.8}
    .article-list{padding:18px}
    .article-list a{display:flex;justify-content:space-between;gap:14px;padding:16px 6px;border-bottom:1px solid var(--line);color:#24313f}
    .article-list a:last-child{border-bottom:0}
    .article-list span{color:var(--muted)}
    .form-wrap{padding:24px}
    form{display:grid;gap:14px}
    .form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    label{display:grid;gap:8px;font-size:14px;font-weight:700;color:#334155}
    input,select,textarea{
      width:100%;border:1px solid var(--line);border-radius:14px;background:#fff;padding:13px 14px;
      font:inherit;color:var(--text);outline:none;transition:border-color .2s ease, box-shadow .2s ease
    }
    input:focus,select:focus,textarea:focus{border-color:#8a94ff;box-shadow:0 0 0 4px rgba(91,108,255,.10)}
    textarea{min-height:124px;resize:vertical}
    .footer{
      padding:28px 0 36px;border-top:1px solid rgba(234,223,206,.9);background:rgba(250,246,240,.88)
    }
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:22px}
    .footer h3{margin:0 0 12px;font-size:18px}
    .footer p,.footer a,.footer li{color:#4a5a6b;line-height:1.8}
    .footer ul{margin:0;padding-left:18px}
    .bottom{margin-top:22px;padding-top:18px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:13px}
    .float{
      position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px
    }
    .float a,.float button{
      width:52px;height:52px;border-radius:18px;border:1px solid rgba(234,223,206,.9);background:#fff;box-shadow:var(--shadow);
      display:grid;place-items:center;cursor:pointer
    }
    .float a:hover,.float button:hover{transform:translateY(-2px)}
    .contact-strip{display:grid;grid-template-columns:260px 1fr;gap:18px;align-items:start}
    .qrcode{padding:18px;border-radius:20px;background:#fff;border:1px solid var(--line)}
    .qrcode img{border-radius:16px}
    .network-box,.compare-box,.match-box,.pricing,.timeline{padding:22px}
    .timeline ul{margin:0;padding-left:18px;color:var(--muted);line-height:1.9}
    .pricing .price-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .price{
      padding:18px;border-radius:18px;background:#fff;border:1px solid var(--line)
    }
    .price strong{display:block;font-size:24px;margin-bottom:8px;color:#1f2f46}
    .muted{color:var(--muted)}
    .compare-score{display:flex;flex-wrap:wrap;gap:12px;margin-top:14px}
    .pill{padding:10px 12px;border-radius:999px;background:rgba(91,108,255,.08);color:#3142aa;font-weight:700;font-size:13px}
    .mobile-only{display:none}
    .scroll-reveal{opacity:0;transform:translateY(16px);transition:.55s ease}
    .scroll-reveal.show{opacity:1;transform:none}
    @media (max-width: 1024px){
      .hero-grid,.grid-4,.steps,.metrics,.reviews,.case-grid,.footer-grid,.pricing .price-row,.grid-3{grid-template-columns:1fr 1fr}
      .contact-strip{grid-template-columns:1fr}
    }
    @media (max-width: 760px){
      .menu,.nav-cta{display:none}
      .mobile-toggle{display:inline-grid;place-items:center}
      .mobile-only{display:block}
      .hero-grid,.grid-4,.steps,.metrics,.reviews,.case-grid,.footer-grid,.pricing .price-row,.grid-3,.form-grid{grid-template-columns:1fr}
      .hero-copy,.hero-side{padding:22px}
      .hero-points{grid-template-columns:1fr}
      .section{padding:64px 0}
      .nav.mobile-open .menu,.nav.mobile-open .nav-cta{
        display:flex;position:absolute;left:20px;right:20px;top:72px;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px;box-shadow:var(--shadow)
      }
      .nav.mobile-open .nav-cta{top:auto;bottom:-110px}
      .menu a{padding:12px 14px}
      .float{right:12px;bottom:12px}
    }