:root{
      --bg:#f7f2fb;
      --bg-2:#fff7fd;
      --card:#ffffff;
      --text:#1d1630;
      --muted:#64597c;
      --line:rgba(95,52,128,.16);
      --accent:#b63cff;
      --accent-2:#ff4fc7;
      --accent-3:#6b59ff;
      --glow:0 20px 60px rgba(182,60,255,.16);
      --radius:22px;
      --shadow:0 14px 40px rgba(30,18,55,.08);
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-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(182,60,255,.12), transparent 24%),
        radial-gradient(circle at top right, rgba(255,79,199,.12), transparent 22%),
        linear-gradient(180deg,var(--bg),#ffffff 42%, #fff9fe 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{max-width:var(--container);margin:0 auto;padding:0 20px}
    .topbar{
      position:sticky;top:0;z-index:60;
      backdrop-filter:blur(16px);
      background:rgba(255,255,255,.72);
      border-bottom:1px solid rgba(95,52,128,.12);
    }
    .nav{
      display:flex;align-items:center;justify-content:space-between;gap:16px;
      min-height:74px;
    }
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .ai-page-logo{width:42px;height:42px;object-fit:contain;filter:drop-shadow(0 10px 18px rgba(182,60,255,.18))}
    .brand h1{margin:0;font-size:18px;line-height:1.15}
    .brand small{display:block;color:var(--muted);font-weight:500;margin-top:2px}
    .nav-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}
    .nav-links a{font-size:14px;color:var(--muted);padding:8px 10px;border-radius:999px;transition:.25s ease}
    .nav-links a:hover,.nav-links a.active{color:var(--text);background:rgba(182,60,255,.08)}
    .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 ease;white-space:nowrap;
      box-shadow:none;background:#fff;color:var(--text)
    }
    .btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;box-shadow:0 16px 30px rgba(182,60,255,.22)}
    .btn-secondary{border-color:var(--line);background:rgba(255,255,255,.82)}
    .btn:hover{transform:translateY(-1px);box-shadow:var(--shadow)}
    .menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:14px;padding:10px 12px}
    .hero{
      position:relative;overflow:hidden;
      padding:58px 0 34px;
    }
    .hero::before,.hero::after{
      content:"";position:absolute;border-radius:50%;pointer-events:none;
      filter:blur(10px);opacity:.55
    }
    .hero::before{width:280px;height:280px;background:radial-gradient(circle, rgba(182,60,255,.22), transparent 66%);right:-70px;top:30px}
    .hero::after{width:240px;height:240px;background:radial-gradient(circle, rgba(255,79,199,.18), transparent 66%);left:-70px;bottom:0}
    .hero-grid{display:grid;grid-template-columns:1.22fr .78fr;gap:28px;align-items:start}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 12px;border-radius:999px;background:rgba(182,60,255,.08);
      color:#7b2bbb;font-weight:700;font-size:13px;margin-bottom:16px
    }
    .hero h2{font-size:clamp(34px,5vw,58px);line-height:1.05;margin:0 0 16px}
    .hero p{margin:0;color:var(--muted);font-size:16px;line-height:1.85;max-width:62ch}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0 20px}
    .trust-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
    .tag{padding:8px 12px;background:#fff;border:1px solid var(--line);border-radius:999px;font-size:13px;color:#4e4463}
    .hero-panel{
      background:linear-gradient(180deg, rgba(255,255,255,.9), rgba(255,248,253,.96));
      border:1px solid rgba(182,60,255,.14);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
      padding:22px;
    }
    .mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .mini{
      padding:16px;border-radius:18px;background:linear-gradient(180deg,#fff,#fff9fe);
      border:1px solid rgba(95,52,128,.12)
    }
    .mini strong{display:block;font-size:20px;margin-bottom:6px}
    .mini span{color:var(--muted);font-size:13px;line-height:1.6}
    .section{padding:24px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:18px}
    .section-head h3,.section-head h4{margin:0}
    .section-head p{margin:0;color:var(--muted);max-width:60ch;line-height:1.7}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .card{
      background:var(--card);border:1px solid rgba(95,52,128,.12);
      border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;
      transition:.25s ease
    }
    .card:hover{transform:translateY(-3px);box-shadow:0 18px 50px rgba(30,18,55,.12)}
    .metric .num{font-size:30px;font-weight:800;letter-spacing:-.02em}
    .metric .label{color:var(--muted);margin-top:8px;line-height:1.6}
    .icon-dot{width:12px;height:12px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 0 0 6px rgba(182,60,255,.10)}
    .title-row{display:flex;align-items:center;gap:10px;margin-bottom:10px}
    .title-row h4{margin:0;font-size:18px}
    .card p,.card li{color:var(--muted);line-height:1.75}
    .service-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .service{position:relative;overflow:hidden}
    .service::after{
      content:"";position:absolute;inset:auto -24px -24px auto;width:120px;height:120px;border-radius:50%;
      background:radial-gradient(circle, rgba(182,60,255,.12), transparent 68%);
    }
    .chips{display:flex;flex-wrap:wrap;gap:10px}
    .chips span{padding:8px 10px;border-radius:999px;background:#faf6ff;border:1px solid rgba(182,60,255,.12);font-size:13px;color:#55346f}
    .two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}
    .steps{display:grid;gap:12px}
    .step{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;padding:16px;border-radius:18px;border:1px solid rgba(95,52,128,.12);background:linear-gradient(180deg,#fff,#fffafc)}
    .step b{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:12px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff}
    .table-wrap{overflow-x:auto;border-radius:20px;border:1px solid rgba(95,52,128,.12);background:#fff;box-shadow:var(--shadow)}
    table{width:100%;border-collapse:collapse;min-width:760px}
    th,td{padding:15px 14px;border-bottom:1px solid rgba(95,52,128,.10);text-align:left;vertical-align:top}
    th{background:#fcf8ff;color:#4a3468;font-size:14px}
    td{color:var(--muted);font-size:14px}
    .score{font-size:28px;font-weight:800;color:#8f1fd6}
    details{
      border:1px solid rgba(95,52,128,.12);background:#fff;border-radius:18px;padding:16px 18px;
      box-shadow:0 8px 24px rgba(30,18,55,.05)
    }
    details+details{margin-top:12px}
    summary{cursor:pointer;font-weight:700;list-style:none}
    summary::-webkit-details-marker{display:none}
    .reviews,.article-list,.link-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .review strong{display:block;margin-bottom:8px}
    .review .role{color:#8f1fd6;font-size:13px;font-weight:700;margin-bottom:10px}
    .article{padding:18px}
    .article .meta{font-size:13px;color:#8a7aa6;margin-bottom:8px}
    .article a{color:var(--text);font-weight:700}
    .article p{margin:10px 0 0}
    .form-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:16px}
    form{display:grid;gap:12px}
    label{font-size:14px;font-weight:700;color:#3a2b56}
    input,select,textarea{
      width:100%;border:1px solid rgba(95,52,128,.18);border-radius:14px;padding:13px 14px;font:inherit;
      background:#fff;color:var(--text);outline:none;transition:.2s ease
    }
    input:focus,select:focus,textarea:focus{border-color:rgba(182,60,255,.55);box-shadow:0 0 0 4px rgba(182,60,255,.10)}
    textarea{min-height:128px;resize:vertical}
    .footer{
      margin-top:18px;padding:24px 0 28px;border-top:1px solid rgba(95,52,128,.12);
      background:linear-gradient(180deg, rgba(255,255,255,.75), rgba(248,240,255,.95));color:var(--text)
    }
    .footer a{color:#5a2bb8}
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:16px}
    .fine{color:var(--muted);line-height:1.8;font-size:14px}
    .float-box{
      position:fixed;right:16px;bottom:16px;z-index:80;display:grid;gap:10px
    }
    .float-box a,.float-box button{
      width:54px;height:54px;border-radius:18px;border:none;cursor:pointer;
      display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;
      box-shadow:0 16px 30px rgba(182,60,255,.22)
    }
    .float-card{
      position:fixed;right:16px;bottom:84px;z-index:90;width:min(340px, calc(100vw - 32px));
      background:#fff;border:1px solid rgba(95,52,128,.12);border-radius:22px;box-shadow:var(--shadow);
      padding:14px;display:none
    }
    .float-card.show{display:block;animation:fadeUp .25s ease}
    .float-card .qr{display:flex;gap:12px;align-items:center}
    .float-card img{width:96px;height:96px;object-fit:cover;border-radius:16px;border:1px solid rgba(95,52,128,.12)}
    .badge{display:inline-flex;align-items:center;padding:7px 10px;border-radius:999px;background:rgba(182,60,255,.08);color:#7d2ddd;font-size:13px;font-weight:700}
    .gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .ai-page-image{border-radius:18px;border:1px solid rgba(95,52,128,.12);box-shadow:var(--shadow)}
    .anchor-space{scroll-margin-top:92px}
    .article-strip{
      display:grid;grid-template-columns:1.2fr .8fr;gap:16px
    }
    .timeline{display:grid;gap:12px}
    .timeline .item{display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:start}
    .timeline .dot{width:12px;height:12px;border-radius:50%;margin-top:6px;background:linear-gradient(135deg,var(--accent-3),var(--accent-2))}
    .price-box{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
    .price{padding:16px;border-radius:18px;background:#fff;border:1px solid rgba(95,52,128,.12)}
    .price strong{display:block;font-size:20px}
    .price span{color:var(--muted);font-size:13px}
    .menu-panel{display:none}
    @keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
    .reveal{opacity:0;transform:translateY(16px);transition:.45s ease}
    .reveal.show{opacity:1;transform:none}
    @media (max-width: 980px){
      .hero-grid,.two-col,.form-grid,.article-strip,.footer-grid,.grid-4,.grid-3,.service-list,.reviews,.article-list,.link-list,.gallery,.price-box{grid-template-columns:1fr 1fr}
      .nav-links{display:none}
      .menu-btn{display:inline-grid}
      .menu-panel{display:none;grid-template-columns:1fr;gap:8px;padding:0 20px 16px}
      .menu-panel.show{display:grid}
      .nav-links.mobile{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;justify-content:stretch}
      .nav-links.mobile a{background:#fff;border:1px solid rgba(95,52,128,.12);text-align:center}
    }
    @media (max-width: 680px){
      .container{padding:0 16px}
      .hero{padding-top:36px}
      .hero-grid,.two-col,.form-grid,.article-strip,.footer-grid,.grid-4,.grid-3,.service-list,.reviews,.article-list,.link-list,.gallery,.price-box,.mini-grid{grid-template-columns:1fr}
      .section-head{flex-direction:column;align-items:flex-start}
      .nav{min-height:68px}
      .brand h1{font-size:16px}
      .hero h2{font-size:32px}
      .btn{padding:11px 15px}
      .nav-actions .btn-secondary{display:none}
    }