:root{
      --bg:#f7f8fc;
      --panel:#ffffff;
      --panel-2:#f2f5ff;
      --text:#162033;
      --muted:#5f6b86;
      --line:#e5e9f4;
      --primary:#6b4dff;
      --primary-2:#ff4d8d;
      --accent:#13b8a6;
      --gold:#f3b84b;
      --shadow:0 18px 45px rgba(22,32,51,.10);
      --shadow-soft:0 10px 24px rgba(22,32,51,.08);
      --radius:22px;
      --radius-sm:16px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 14%, rgba(107,77,255,.10), transparent 24%),
        radial-gradient(circle at 88% 12%, rgba(255,77,141,.10), transparent 20%),
        radial-gradient(circle at 80% 90%, rgba(19,184,166,.10), transparent 22%),
        linear-gradient(180deg, #ffffff 0%, #f8f9fd 38%, #f5f7fc 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(100% - 32px,var(--container));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:30;
      backdrop-filter: blur(16px);
      background:rgba(255,255,255,.78);
      border-bottom:1px solid rgba(229,233,244,.9);
    }
    .header-inner,.footer-inner,.topbar,.hero-grid,.split-grid,.grid-3,.grid-4,.grid-2{
      display:grid;gap:20px
    }
    .header-inner{
      grid-template-columns:auto 1fr auto;
      align-items:center;padding:14px 0
    }
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand img{width:42px;height:42px;object-fit:contain}
    .brand b{display:block;font-size:18px}
    .brand span{display:block;font-size:12px;color:var(--muted)}
    .nav{display:flex;align-items:center;justify-content:center;gap:18px;flex-wrap:wrap}
    .nav a{font-size:14px;color:var(--text);padding:8px 10px;border-radius:999px}
    .nav a:hover{background:rgba(107,77,255,.08);color:var(--primary)}
    .header-actions{display:flex;align-items:center;gap:10px}
    .btn,.btn-ghost,.btn-primary{
      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),var(--primary-2));color:#fff;box-shadow:0 14px 28px rgba(107,77,255,.20)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(107,77,255,.28)}
    .btn-ghost{background:#fff;border-color:var(--line);color:var(--text)}
    .btn-ghost:hover{border-color:rgba(107,77,255,.30);transform:translateY(-2px)}
    .menu-btn{display:none;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 12px}
    .hero{padding:34px 0 16px}
    .hero-grid{grid-template-columns:1.2fr .8fr;align-items:stretch}
    .hero-copy{background:linear-gradient(160deg, rgba(107,77,255,.12), rgba(255,77,141,.08) 45%, rgba(255,255,255,.96) 100%);border:1px solid rgba(107,77,255,.12);border-radius:28px;padding:34px;box-shadow:var(--shadow)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(19,184,166,.10);color:#0f766e;font-weight:700;font-size:13px}
    h1{margin:16px 0 12px;font-size:clamp(30px,4vw,52px);line-height:1.08;letter-spacing:-.03em}
    .lead{font-size:17px;line-height:1.8;color:var(--muted);max-width:60ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
    .hero-points{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:24px}
    .point{background:rgba(255,255,255,.82);border:1px solid rgba(229,233,244,.9);border-radius:18px;padding:16px}
    .point strong{display:block;font-size:18px}
    .point span{display:block;margin-top:6px;color:var(--muted);font-size:13px;line-height:1.6}
    .hero-side{display:grid;gap:16px}
    .glass-card{background:rgba(255,255,255,.86);border:1px solid rgba(229,233,244,.9);border-radius:24px;padding:22px;box-shadow:var(--shadow-soft)}
    .metric-row{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .metric{
      padding:16px;border-radius:18px;background:linear-gradient(180deg,#fff 0%, #f7f8ff 100%);
      border:1px solid var(--line)
    }
    .metric b{display:block;font-size:28px;line-height:1.1}
    .metric span{display:block;margin-top:6px;color:var(--muted);font-size:13px}
    .section{padding:18px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:18px}
    .section-head h2{margin:0;font-size:clamp(22px,2.5vw,34px)}
    .section-head p{margin:0;color:var(--muted);max-width:62ch;line-height:1.7}
    .grid-4{grid-template-columns:repeat(4,1fr)}
    .grid-3{grid-template-columns:repeat(3,1fr)}
    .grid-2{grid-template-columns:repeat(2,1fr)}
    .card,.service-card,.review-card,.article-card,.faq-item,.timeline-item,.case-card,.deal-card{
      background:var(--panel);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow-soft)
    }
    .card,.service-card,.review-card,.article-card,.case-card,.deal-card{padding:22px}
    .service-card:hover,.review-card:hover,.article-card:hover,.case-card:hover,.deal-card:hover,.faq-item:hover{transform:translateY(-3px);transition:.25s ease;box-shadow:var(--shadow)}
    .icon-badge{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(107,77,255,.12),rgba(255,77,141,.12));color:var(--primary);font-weight:900}
    .card h3,.service-card h3,.review-card h3,.article-card h3,.case-card h3,.deal-card h3{margin:14px 0 10px;font-size:18px}
    .muted{color:var(--muted);line-height:1.75}
    .pill-row,.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .pill,.tag{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:#334155}
    .workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{position:relative;padding:22px;background:linear-gradient(180deg,#fff,#f8f9ff);border:1px solid var(--line);border-radius:22px}
    .step .num{font-size:12px;font-weight:800;color:var(--primary)}
    .step h3{margin:10px 0 8px;font-size:17px}
    .comparison-wrap{overflow:auto;border-radius:22px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-soft)}
    table{width:100%;border-collapse:collapse;min-width:900px}
    th,td{padding:16px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
    th{background:#f7f8ff;font-size:14px}
    tr:last-child td{border-bottom:none}
    .score{
      display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(19,184,166,.10);color:#0f766e;font-weight:800
    }
    .list-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .list-grid ul{margin:0;padding-left:18px;color:var(--muted);line-height:1.8}
    .contact-wrap{display:grid;grid-template-columns:1fr .9fr;gap:20px;align-items:start}
    form{display:grid;gap:14px}
    .field{display:grid;gap:8px}
    .field label{font-weight:700;font-size:14px}
    .field input,.field select,.field textarea{
      width:100%;padding:13px 14px;border-radius:14px;border:1px solid var(--line);background:#fff;color:var(--text);font:inherit;outline:none
    }
    .field input:focus,.field select:focus,.field textarea:focus{border-color:rgba(107,77,255,.45);box-shadow:0 0 0 4px rgba(107,77,255,.08)}
    .field textarea{min-height:120px;resize:vertical}
    .faq{display:grid;gap:12px}
    .faq-item{overflow:hidden}
    .faq-q{
      width:100%;display:flex;justify-content:space-between;align-items:center;gap:14px;
      background:none;border:none;padding:18px 20px;text-align:left;font:inherit;color:var(--text);cursor:pointer
    }
    .faq-q strong{font-size:16px}
    .faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 20px;color:var(--muted);line-height:1.8}
    .faq-item.open .faq-a{max-height:200px;padding-bottom:18px}
    .reviews .grid-3{gap:16px}
    .review-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px;color:var(--muted);font-size:13px}
    .stars{color:var(--gold);letter-spacing:2px}
    .articles .article-card h3{min-height:52px}
    .footer{margin-top:24px;padding:26px 0 30px;background:#111827;color:#e5e7eb}
    .footer a{color:#dbeafe}
    .footer .muted{color:#b6c1d6}
    .footer .pill{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.08);color:#e5e7eb}
    .footer-inner{grid-template-columns:1.1fr .9fr .8fr;align-items:start}
    .mini{font-size:13px;line-height:1.8}
    .floating{
      position:fixed;right:18px;bottom:18px;z-index:40;display:grid;gap:10px
    }
    .float-btn{
      width:52px;height:52px;border-radius:16px;display:grid;place-items:center;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;box-shadow:0 16px 30px rgba(107,77,255,.28)
    }
    .float-btn.secondary{background:#fff;color:var(--text);border:1px solid var(--line)}
    .section-anchor{scroll-margin-top:92px}
    .mobile-only{display:none}
    .fade-in{opacity:0;transform:translateY(18px);transition:.6s ease}
    .fade-in.in{opacity:1;transform:none}
    .deal-card .scoreline{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}
    .notice{
      border-left:4px solid var(--primary);background:linear-gradient(180deg,#fff, #f8f7ff);padding:16px 18px;border-radius:16px
    }
    @media (max-width: 980px){
      .hero-grid,.contact-wrap,.footer-inner,.grid-4,.grid-3,.grid-2,.workflow,.list-grid,.split-grid,.hero-points,.header-inner{grid-template-columns:1fr}
      .nav{display:none;position:absolute;left:16px;right:16px;top:68px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px;box-shadow:var(--shadow);justify-content:flex-start}
      .nav.open{display:flex}
      .menu-btn{display:inline-flex}
      .header-inner{position:relative}
      .hero-copy{padding:24px}
      .mobile-only{display:block}
      table{min-width:760px}
    }