:root{
      --bg:#f6f8fc;
      --surface:#ffffff;
      --surface2:#f2f6ff;
      --text:#182234;
      --muted:#5f6b84;
      --line:#dfe7f3;
      --brand:#2f6bff;
      --brand2:#ff7a59;
      --brand3:#7c5cff;
      --shadow:0 18px 50px rgba(28,45,90,.10);
      --radius:20px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;background:linear-gradient(180deg,#f8fbff 0%,#f4f7fb 55%,#f7f8fc 100%);color:var(--text)}
    a{text-decoration:none;color:inherit}
    img{display:block;max-width:100%}
    .container{width:min(var(--container),calc(100% - 32px));margin:0 auto}
    header{position:sticky;top:0;z-index:50;background:rgba(248,251,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid rgba(223,231,243,.8)}
    .nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
    .brand{display:flex;align-items:center;gap:12px;font-weight:800}
    .brand img{width:42px;height:42px;object-fit:contain}
    .brand strong{font-size:18px}
    .brand small{display:block;color:var(--muted);font-weight:600;font-size:12px;margin-top:2px}
    .nav-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
    .nav-links a{font-size:14px;color:var(--text);padding:8px 10px;border-radius:999px;transition:.25s}
    .nav-links a:hover,.nav-links a.active{background:rgba(47,107,255,.10);color:var(--brand)}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:999px;padding:12px 18px;font-weight:700;cursor:pointer;transition:.25s;white-space:nowrap}
    .btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand3));color:#fff;box-shadow:0 12px 30px rgba(47,107,255,.22)}
    .btn-ghost{background:#fff;border-color:var(--line);color:var(--text)}
    .btn:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
    .menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 12px}
    main{padding:24px 0 18px}
    section{scroll-margin-top:92px}
    .hero{padding:24px 0 8px}
    .hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch}
    .hero-card,.panel{background:linear-gradient(180deg,#ffffff 0%,#fbfcff 100%);border:1px solid rgba(223,231,243,.9);border-radius:28px;box-shadow:var(--shadow)}
    .hero-card{padding:34px;position:relative;overflow:hidden}
    .hero-card:before,.hero-card:after{content:"";position:absolute;border-radius:50%;filter:blur(8px);pointer-events:none}
    .hero-card:before{width:220px;height:220px;background:radial-gradient(circle,rgba(47,107,255,.16),transparent 68%);right:-80px;top:-70px}
    .hero-card:after{width:180px;height:180px;background:radial-gradient(circle,rgba(255,122,89,.14),transparent 68%);left:-60px;bottom:-60px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(47,107,255,.10);color:var(--brand);border-radius:999px;padding:8px 12px;font-size:13px;font-weight:700}
    h1{font-size:clamp(32px,5vw,54px);line-height:1.08;margin:16px 0 14px;letter-spacing:-.02em}
    .hero p{margin:0;color:var(--muted);font-size:16px;line-height:1.8;max-width:60ch}
    .hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0 18px}
    .hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
    .chip{padding:9px 12px;border-radius:999px;background:#f3f7ff;border:1px solid #e2eaff;color:#25406f;font-size:13px;font-weight:600}
    .stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .stat{padding:20px;border-radius:22px;background:linear-gradient(180deg,#fff 0%,#f7faff 100%);border:1px solid var(--line)}
    .stat strong{display:block;font-size:30px;line-height:1;color:var(--text)}
    .stat span{display:block;margin-top:8px;color:var(--muted);font-size:13px;line-height:1.6}
    .side-stack{display:grid;gap:14px}
    .panel{padding:24px}
    .panel h2,.section-head h2{margin:0 0 10px;font-size:28px}
    .panel p,.section-head p{margin:0;color:var(--muted);line-height:1.8}
    .section{padding:18px 0}
    .section-head{display:flex;justify-content:space-between;gap:16px;align-items:end;margin-bottom:16px}
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
    .card{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:22px;box-shadow:0 10px 30px rgba(25,38,70,.05);transition:.25s}
    .card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .card h3{margin:0 0 10px;font-size:18px}
    .card p,.card li{color:var(--muted);line-height:1.8}
    .icon{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(47,107,255,.14),rgba(124,92,255,.14));color:var(--brand);font-weight:800;margin-bottom:14px}
    .flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
    .flow .step{position:relative}
    .step-num{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;font-weight:800;margin-bottom:14px}
    .table-wrap{overflow-x:auto;border-radius:22px;border:1px solid var(--line);background:#fff}
    table{width:100%;border-collapse:collapse;min-width:780px}
    th,td{padding:16px 14px;border-bottom:1px solid #edf2f8;text-align:left;vertical-align:top}
    th{background:#f7faff;color:var(--text);font-size:14px}
    td{color:var(--muted);font-size:14px;line-height:1.7}
    .badge{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;background:#edf4ff;color:var(--brand);font-size:12px;font-weight:700}
    .rating{display:flex;align-items:center;gap:8px;margin:10px 0 14px}
    .stars{color:#ffb300;font-size:18px;letter-spacing:2px}
    .faq-item{border:1px solid var(--line);border-radius:18px;background:#fff;overflow:hidden}
    .faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:18px 20px;background:#fff;border:0;font-size:16px;font-weight:700;color:var(--text);text-align:left;cursor:pointer}
    .faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;background:#fbfdff}
    .faq-a div{padding:0 20px 18px;color:var(--muted);line-height:1.8}
    .faq-item.open .faq-a{max-height:220px}
    .faq-item.open .faq-q span{transform:rotate(45deg)}
    .reviews{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .quote{font-size:14px;line-height:1.85;color:var(--muted)}
    .person{display:flex;align-items:center;justify-content:space-between;margin-top:14px;color:var(--text);font-weight:700}
    .person small{display:block;color:var(--muted);font-weight:600}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:9px 12px;border:1px solid #dfe8f8;background:#fff;border-radius:999px;color:#35507b;font-size:13px}
    .contact-grid{display:grid;grid-template-columns:1fr .95fr;gap:16px;align-items:start}
    form{display:grid;gap:12px}
    .field{display:grid;gap:8px}
    label{font-size:14px;font-weight:700;color:var(--text)}
    input,select,textarea{width:100%;padding:13px 14px;border-radius:14px;border:1px solid var(--line);background:#fff;color:var(--text);font:inherit;outline:none;transition:.2s}
    textarea{min-height:120px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:rgba(47,107,255,.55);box-shadow:0 0 0 4px rgba(47,107,255,.08)}
    .footer-links,.footer-meta{display:flex;flex-wrap:wrap;gap:10px}
    footer{margin-top:10px;padding:22px 0 32px;border-top:1px solid rgba(223,231,243,.9);background:#f7f9fd;color:var(--text)}
    footer a{color:#24406d}
    .floating{position:fixed;right:16px;bottom:18px;z-index:60;display:grid;gap:10px}
    .float-btn{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--brand3));color:#fff;box-shadow:var(--shadow);font-weight:900}
    .reveal{opacity:0;transform:translateY(14px);transition:all .6s ease}
    .reveal.in{opacity:1;transform:none}
    .mini-list{display:grid;gap:10px}
    .mini-list div{display:flex;justify-content:space-between;gap:12px;padding:12px 14px;border-radius:16px;background:#f8fbff;border:1px solid #e6eefb;color:var(--muted)}
    .horizontal-images{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .center{text-align:center}
    @media (max-width: 980px){
      .hero-grid,.contact-grid,.grid-3,.grid-4,.flow,.reviews,.horizontal-images{grid-template-columns:1fr}
      .section-head{flex-direction:column;align-items:start}
      .nav-links{display:none;position:absolute;left:16px;right:16px;top:72px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px;box-shadow:var(--shadow)}
      .nav-links.open{display:flex;flex-direction:column;align-items:flex-start;gap:4px}
      .menu-toggle{display:inline-flex}
      .nav{position:relative}
    }