:root{
      --bg:#f6f1ff;
      --bg2:#fffaf3;
      --card:#ffffff;
      --text:#1f2530;
      --muted:#5c6574;
      --line:#e6def3;
      --primary:#7c3aed;
      --primary2:#ff4d7d;
      --accent:#00b8d9;
      --gold:#ffb703;
      --shadow:0 18px 50px rgba(75, 40, 120, .12);
      --radius:22px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(124,58,237,.12), transparent 28%),
        radial-gradient(circle at top right, rgba(0,184,217,.12), transparent 26%),
        linear-gradient(180deg,var(--bg), #fff 24%, #fff 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--container),calc(100% - 32px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:50;
      backdrop-filter:blur(14px);
      background:rgba(246,241,255,.78);
      border-bottom:1px solid rgba(230,222,243,.8);
    }
    .nav-wrap{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:44px;height:44px;object-fit:contain}
    .brand strong{display:block;font-size:18px;letter-spacing:.4px}
    .brand span{display:block;font-size:12px;color:var(--muted)}
    .nav-actions{display:flex;align-items:center;gap:12px}
    .menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:14px;padding:10px 12px;color:var(--text)}
    .nav-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
    .nav-links a{font-size:14px;color:#30394b;padding:8px 0;position:relative}
    .nav-links a::after{content:"";position:absolute;left:0;bottom:-2px;width:100%;height:2px;background:linear-gradient(90deg,var(--primary),var(--primary2));transform:scaleX(0);transform-origin:left;transition:.25s}
    .nav-links a:hover::after{transform:scaleX(1)}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      border:none;border-radius:999px;padding:12px 18px;
      font-weight:700;cursor:pointer;transition:.25s ease;
      box-shadow:0 10px 24px rgba(124,58,237,.18);
    }
    .btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff}
    .btn-ghost{background:#fff;color:var(--text);border:1px solid var(--line);box-shadow:none}
    .btn:hover{transform:translateY(-2px)}
    .hero{padding:34px 0 20px}
    .hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:22px;align-items:stretch}
    .hero-main,.hero-side,.card,.panel{background:rgba(255,255,255,.92);border:1px solid rgba(230,222,243,.92);border-radius:var(--radius);box-shadow:var(--shadow)}
    .hero-main{padding:32px;position:relative;overflow:hidden}
    .hero-main::before,.hero-main::after{
      content:"";position:absolute;border-radius:50%;pointer-events:none;
      filter:blur(10px);opacity:.9
    }
    .hero-main::before{width:220px;height:220px;right:-70px;top:-60px;background:radial-gradient(circle, rgba(255,77,125,.25), transparent 64%)}
    .hero-main::after{width:180px;height:180px;left:-55px;bottom:-70px;background:radial-gradient(circle, rgba(0,184,217,.18), transparent 64%)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:linear-gradient(90deg,rgba(124,58,237,.1),rgba(255,77,125,.1));color:#542c93;font-size:13px;font-weight:700}
    h1{margin:16px 0 14px;font-size:clamp(32px,5vw,56px);line-height:1.08;letter-spacing:-.03em}
    .lead{margin:0;color:var(--muted);font-size:16px;line-height:1.8;max-width:62ch}
    .hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 18px}
    .hero-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:22px}
    .mini{
      background:linear-gradient(180deg,#fff, #fcfaff);
      border:1px solid var(--line);border-radius:18px;padding:14px 14px 13px;
    }
    .mini b{display:block;font-size:15px;margin-bottom:6px}
    .mini span{color:var(--muted);font-size:13px;line-height:1.6}
    .hero-side{padding:20px;display:grid;gap:14px}
    .side-stat{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
    .stat{
      padding:16px;border-radius:18px;background:linear-gradient(180deg,#fff, #faf7ff);
      border:1px solid var(--line)
    }
    .stat strong{display:block;font-size:24px;color:#202633}
    .stat span{display:block;font-size:13px;color:var(--muted);margin-top:4px;line-height:1.5}
    .hero-note{padding:16px;border-radius:18px;background:linear-gradient(135deg,rgba(124,58,237,.08),rgba(255,183,3,.08));border:1px solid rgba(124,58,237,.12)}
    .hero-note p{margin:0;color:#3d4454;line-height:1.75;font-size:14px}
    section{padding:18px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:14px}
    .section-head h2{margin:0;font-size:28px;line-height:1.15}
    .section-head p{margin:0;color:var(--muted);max-width:62ch;line-height:1.7}
    .grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
    .grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .card{padding:18px}
    .icon{
      width:44px;height:44px;border-radius:14px;
      display:grid;place-items:center;color:#fff;font-weight:800;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 12px 24px rgba(0,184,217,.18)
    }
    .card h3{margin:14px 0 8px;font-size:18px}
    .card p,.card li{color:var(--muted);line-height:1.75}
    .card ul{margin:10px 0 0;padding-left:18px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:9px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#394252;font-size:13px}
    .timeline{display:grid;gap:12px}
    .step{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;padding:18px;border-radius:18px;background:#fff;border:1px solid var(--line)}
    .step .num{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;font-weight:800}
    .compare{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden;border-radius:18px;border:1px solid var(--line);background:#fff}
    .compare th,.compare td{padding:14px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-size:14px}
    .compare th{background:#faf7ff;color:#2b3240}
    .compare tr:last-child td{border-bottom:none}
    .score{
      display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px
    }
    .score-card{padding:18px;border-radius:18px;background:linear-gradient(180deg,#fff,#fbf8ff);border:1px solid var(--line)}
    .score-card strong{display:block;font-size:30px;color:#1f2530}
    .score-card span{color:var(--muted);font-size:13px}
    .reviews{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
    .review{padding:18px;border-radius:18px;background:#fff;border:1px solid var(--line)}
    .review .role{font-size:13px;color:#6b7280;margin-bottom:10px}
    .stars{color:#ff9f1c;letter-spacing:2px;font-size:16px}
    .articles,.faq{display:grid;gap:12px}
    details{
      background:#fff;border:1px solid var(--line);border-radius:16px;padding:0 16px;overflow:hidden
    }
    summary{
      list-style:none;cursor:pointer;padding:16px 0;font-weight:700;display:flex;align-items:center;justify-content:space-between;gap:12px
    }
    summary::-webkit-details-marker{display:none}
    details p{margin:0 0 16px;color:var(--muted);line-height:1.8}
    .form-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:14px}
    form{display:grid;gap:12px}
    .field{display:grid;gap:8px}
    label{font-size:14px;font-weight:700;color:#2c3442}
    input,select,textarea{
      width:100%;border:1px solid var(--line);background:#fff;border-radius:14px;
      padding:13px 14px;font:inherit;color:var(--text);outline:none;transition:.2s
    }
    input:focus,select:focus,textarea:focus{border-color:rgba(124,58,237,.55);box-shadow:0 0 0 4px rgba(124,58,237,.08)}
    textarea{min-height:132px;resize:vertical}
    .contact-box{display:grid;gap:12px}
    .contact-item{padding:16px;border-radius:18px;background:linear-gradient(180deg,#fff,#faf8ff);border:1px solid var(--line)}
    .contact-item b{display:block;margin-bottom:6px}
    .contact-item span{color:var(--muted);line-height:1.75}
    .qrcode{width:160px;border-radius:18px;border:1px solid var(--line);overflow:hidden;background:#fff;padding:10px}
    .footer{
      margin-top:8px;padding:24px 0 34px;border-top:1px solid var(--line);
      background:linear-gradient(180deg,#fff 0%, #fbf8ff 100%);
      color:#2a3140
    }
    .footer a{color:#3a2a84}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr 1fr;gap:16px}
    .footer small,.footer p{color:#5a6270;line-height:1.7}
    .floating{
      position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px
    }
    .float-btn{
      width:54px;height:54px;border-radius:18px;display:grid;place-items:center;
      background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;
      box-shadow:0 16px 36px rgba(124,58,237,.28)
    }
    .scroll-top{opacity:0;pointer-events:none;transform:translateY(10px);transition:.25s}
    .scroll-top.show{opacity:1;pointer-events:auto;transform:none}
    .mobile-only{display:none}
    .table-scroll{overflow:auto;border-radius:18px}
    .muted{color:var(--muted)}
    .platform-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
    .platform-list span{padding:10px 12px;border-radius:14px;background:#fff;border:1px solid var(--line);font-size:13px;text-align:center}
    .service-band{
      padding:18px;border-radius:22px;background:linear-gradient(135deg,rgba(124,58,237,.08),rgba(255,77,125,.08));
      border:1px solid rgba(124,58,237,.12)
    }
    .articles .card{padding:16px}
    .case-card{padding:18px;border-radius:18px;background:#fff;border:1px solid var(--line)}
    .case-card strong{display:block;margin-bottom:8px}
    .kpi-row{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
    .kpi{padding:16px;border-radius:18px;background:#fff;border:1px solid var(--line)}
    .kpi strong{display:block;font-size:24px}
    .kpi span{color:var(--muted);font-size:13px}
    @media (max-width: 1024px){
      .hero-grid,.form-wrap,.footer-grid,.grid-4,.grid-3,.grid-2,.reviews,.score,.platform-list,.kpi-row{grid-template-columns:repeat(2,minmax(0,1fr))}
      .hero-points{grid-template-columns:1fr}
    }
    @media (max-width: 760px){
      .menu-btn{display:inline-flex}
      .nav-links{
        display:none;position:absolute;left:16px;right:16px;top:72px;
        flex-direction:column;align-items:flex-start;gap:10px;padding:14px;
        background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)
      }
      .nav-links.show{display:flex}
      .nav-wrap{position:relative}
      .hero,.footer{padding-left:0;padding-right:0}
      .hero-main{padding:22px}
      .hero-grid,.form-wrap,.footer-grid,.grid-4,.grid-3,.grid-2,.reviews,.score,.platform-list,.kpi-row{grid-template-columns:1fr}
      .section-head{flex-direction:column;align-items:flex-start}
      .mobile-only{display:inline-flex}
      .compare{min-width:860px}
      .table-scroll{margin-right:-8px;padding-bottom:4px}
      .qrcode{width:138px}
    }
    .fade-in{animation:fadeUp .7s ease both}
    @keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}