:root{
      --bg:#0f1020;
      --bg2:#17172f;
      --card:#17192b;
      --card2:#1d2035;
      --line:rgba(255,255,255,.08);
      --text:#f4ecff;
      --muted:#b9b2cf;
      --accent:#ff4fd8;
      --accent2:#9f6bff;
      --accent3:#24d5ff;
      --gold:#ffcf6d;
      --good:#7ef0b0;
      --shadow:0 18px 50px rgba(0,0,0,.35);
      --radius:22px;
      --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;
      background:
        radial-gradient(circle at 15% 10%, rgba(255,79,216,.20), transparent 24%),
        radial-gradient(circle at 90% 0%, rgba(36,213,255,.14), transparent 22%),
        radial-gradient(circle at 80% 80%, rgba(159,107,255,.12), transparent 25%),
        linear-gradient(180deg, #0b0c18 0%, #111326 36%, #0f1020 100%);
      color:var(--text);
      line-height:1.7;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(100% - 32px, var(--container));margin:0 auto}
    .site-shell{position:relative}
    .orb{position:fixed;inset:auto;pointer-events:none;filter:blur(40px);opacity:.45;z-index:0}
    .orb.a{width:180px;height:180px;background:rgba(255,79,216,.22);top:10%;left:-40px}
    .orb.b{width:220px;height:220px;background:rgba(36,213,255,.18);top:28%;right:-80px}
    .orb.c{width:240px;height:240px;background:rgba(159,107,255,.16);bottom:12%;left:8%}
    header{
      position:sticky;top:0;z-index:40;
      backdrop-filter:blur(18px);
      background:rgba(10,11,22,.72);
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .nav{
      display:flex;align-items:center;justify-content:space-between;gap:18px;
      padding:14px 0;
    }
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand .word{min-width:0}
    .brand strong{display:block;font-size:1.02rem;letter-spacing:.04em}
    .brand span{display:block;font-size:.82rem;color:var(--muted)}
    .ai-page-logo{width:42px;height:42px;object-fit:contain;border-radius:12px;background:rgba(255,255,255,.06);padding:5px;border:1px solid rgba(255,255,255,.08)}
    .nav-links{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:flex-end}
    .nav-links a{font-size:.92rem;color:var(--muted);padding:8px 10px;border-radius:999px;transition:.25s}
    .nav-links a:hover{color:#fff;background:rgba(255,255,255,.06)}
    .nav-cta{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:11px 16px;font-weight:700;
      transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
      cursor:pointer;white-space:nowrap
    }
    .btn:hover{transform:translateY(-2px)}
    .btn.primary{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;box-shadow:0 10px 26px rgba(255,79,216,.18)}
    .btn.ghost{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.1)}
    .menu-toggle{display:none;background:rgba(255,255,255,.06);color:#fff;border:1px solid rgba(255,255,255,.1);padding:10px 12px;border-radius:12px}
    main{position:relative;z-index:1}
    section{padding:68px 0}
    .hero{padding:44px 0 32px}
    .hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:22px;align-items:stretch}
    .hero-panel,.card,.panel,.faq-item,.review,.article,.compare,.form-wrap,.timeline,.price-box,.network,footer{
      background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.035));
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      border-radius:var(--radius)
    }
    .hero-panel{padding:34px;position:relative;overflow:hidden}
    .hero-panel:before{
      content:"";position:absolute;inset:-2px;
      background:radial-gradient(circle at 20% 20%, rgba(255,79,216,.22), transparent 24%),
                 radial-gradient(circle at 80% 10%, rgba(36,213,255,.16), transparent 24%),
                 radial-gradient(circle at 90% 75%, rgba(255,207,109,.12), transparent 20%);
      opacity:.95;pointer-events:none
    }
    .hero-panel > *{position:relative}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.88rem;color:#ffd9f6;background:rgba(255,79,216,.12);border:1px solid rgba(255,79,216,.22);padding:7px 12px;border-radius:999px}
    h1{margin:16px 0 14px;font-size:clamp(2rem,4vw,4.1rem);line-height:1.08;letter-spacing:-.03em}
    .hero p{margin:0;color:var(--muted);font-size:1.02rem;max-width:62ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0 18px}
    .hero-meta{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:22px}
    .mini-stat{padding:14px 16px;border-radius:18px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08)}
    .mini-stat strong{display:block;font-size:1.15rem}
    .mini-stat span{display:block;color:var(--muted);font-size:.88rem;margin-top:3px}
    .hero-side{display:grid;gap:18px}
    .side-top,.side-bottom{padding:22px}
    .quick-list{display:grid;gap:12px;margin-top:16px}
    .quick-item{display:flex;align-items:flex-start;gap:12px;padding:14px;border-radius:16px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08)}
    .icon{
      width:34px;height:34px;border-radius:12px;display:grid;place-items:center;flex:none;
      background:linear-gradient(135deg, rgba(255,79,216,.22), rgba(159,107,255,.18));
      border:1px solid rgba(255,255,255,.1)
    }
    .section-head{display:flex;justify-content:space-between;gap:18px;align-items:end;margin-bottom:22px}
    .section-head h2{margin:0;font-size:clamp(1.45rem,2vw,2.25rem)}
    .section-head p{margin:0;color:var(--muted);max-width:66ch}
    .grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
    .card,.panel,.review,.article,.faq-item,.compare,.form-wrap,.timeline,.price-box,.network{padding:22px}
    .card h3,.panel h3,.review h3,.article h3{margin:0 0 10px;font-size:1.03rem}
    .card p,.panel p,.review p,.article p,.compare p{margin:0;color:var(--muted)}
    .stat-num{font-size:1.8rem;font-weight:800;margin:8px 0 4px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:9px 12px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);color:#f1eaff;font-size:.9rem}
    .process{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;counter-reset:step}
    .step{position:relative;padding:22px;border-radius:20px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08)}
    .step:before{
      counter-increment:step;content:"0" counter(step);
      display:inline-flex;align-items:center;justify-content:center;
      width:40px;height:40px;border-radius:14px;font-weight:800;color:#fff;
      background:linear-gradient(135deg,var(--accent3),var(--accent2))
    }
    .step h3{margin:14px 0 8px}
    .compare-table{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden;border-radius:18px}
    .compare-wrap{overflow-x:auto}
    .compare-table th,.compare-table td{padding:14px 16px;border-bottom:1px solid rgba(255,255,255,.08);text-align:left;vertical-align:top}
    .compare-table th{background:rgba(255,255,255,.06);font-size:.93rem}
    .compare-table tr:last-child td{border-bottom:0}
    .compare-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(255,207,109,.12);border:1px solid rgba(255,207,109,.24);color:#ffe29b;font-weight:700}
    .score-box{display:grid;gap:10px;padding:22px;border-radius:20px;background:linear-gradient(135deg, rgba(255,79,216,.14), rgba(159,107,255,.12));border:1px solid rgba(255,255,255,.1)}
    .score-line{display:flex;justify-content:space-between;gap:12px;align-items:center}
    .stars{color:var(--gold);letter-spacing:2px;font-size:1.15rem}
    .price-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:16px}
    .price-list{display:grid;gap:12px;margin-top:14px}
    .price-row{display:flex;justify-content:space-between;gap:12px;padding:14px 16px;border-radius:16px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08)}
    .price-row strong{color:#fff}
    .timeline{display:grid;gap:14px}
    .timeline-item{display:grid;grid-template-columns:92px 1fr;gap:14px;align-items:start;padding:14px;border-radius:16px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08)}
    .timeline-item b{color:#ffd9f6}
    .review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .review .role{color:#ffd9f6;font-size:.9rem;margin-bottom:8px}
    .article-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .article .meta{display:flex;justify-content:space-between;gap:12px;color:var(--muted);font-size:.88rem;margin-top:14px}
    .faq{display:grid;gap:12px}
    .faq-item{padding:0;overflow:hidden}
    .faq-q{width:100%;background:none;border:0;color:#fff;text-align:left;padding:20px 22px;font-size:1rem;font-weight:700;display:flex;justify-content:space-between;align-items:center;gap:16px;cursor:pointer}
    .faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease,padding .28s ease;border-top:1px solid transparent;padding:0 22px}
    .faq-item.open .faq-a{max-height:220px;padding:0 22px 18px;border-top-color:rgba(255,255,255,.08)}
    .faq-item.open .faq-q .chev{transform:rotate(180deg)}
    .faq-a p{margin:0;color:var(--muted)}
    .form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .field{display:grid;gap:8px}
    label{font-size:.92rem;color:#f5ecff}
    input,select,textarea{
      width:100%;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.05);
      color:#fff;border-radius:14px;padding:13px 14px;font:inherit;outline:none;transition:border-color .2s, box-shadow .2s
    }
    input::placeholder,textarea::placeholder{color:#a79fc0}
    input:focus,select:focus,textarea:focus{border-color:rgba(255,79,216,.55);box-shadow:0 0 0 4px rgba(255,79,216,.12)}
    textarea{min-height:132px;resize:vertical}
    .span-2{grid-column:span 2}
    .submit-row{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-top:10px}
    .note{color:var(--muted);font-size:.92rem}
    .network-list{display:flex;flex-wrap:wrap;gap:12px}
    .network-pill{padding:12px 14px;border-radius:16px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08)}
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}
    footer{padding:26px 0 30px;margin:0 0 0;background:rgba(9,10,18,.92);border-radius:0;border-left:0;border-right:0;border-bottom:0;box-shadow:none;border-top:1px solid rgba(255,255,255,.08)}
    .footer-bottom{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-top:18px;color:var(--muted);font-size:.92rem;flex-wrap:wrap}
    .footer-links{display:flex;flex-wrap:wrap;gap:10px}
    .footer-links a{color:#fff;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);padding:8px 11px;border-radius:999px}
    .floating{
      position:fixed;right:16px;bottom:16px;z-index:50;display:grid;gap:10px
    }
    .float-btn{
      width:52px;height:52px;border-radius:16px;display:grid;place-items:center;
      background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;
      box-shadow:0 14px 26px rgba(0,0,0,.22);border:0;cursor:pointer
    }
    .float-panel{
      width:min(320px, calc(100vw - 32px));
      padding:16px;display:none;position:absolute;right:0;bottom:64px;
      background:rgba(12,14,26,.97);border:1px solid rgba(255,255,255,.1);border-radius:18px;box-shadow:var(--shadow)
    }
    .float-panel.open{display:block}
    .qr{display:flex;gap:14px;align-items:center}
    .qr img{width:104px;height:104px;object-fit:cover;border-radius:14px;border:1px solid rgba(255,255,255,.08)}
    .reveal{opacity:0;transform:translateY(14px);transition:.55s ease}
    .reveal.visible{opacity:1;transform:none}
    .mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
    .light-card{background:linear-gradient(180deg, rgba(255,255,255,.09), rgba(255,255,255,.05))}
    .topline{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-top:14px}
    .ai-page-home-link{color:#fff;text-decoration:underline;text-decoration-color:rgba(255,255,255,.45)}
    .ai-page-image{border-radius:18px;border:1px solid rgba(255,255,255,.08);box-shadow:var(--shadow)}
    @media (max-width: 1024px){
      .hero-grid,.price-grid,.footer-grid{grid-template-columns:1fr}
      .grid-4,.grid-3,.review-grid,.article-list,.process{grid-template-columns:repeat(2,minmax(0,1fr))}
    }
    @media (max-width: 760px){
      .nav-links{display:none;position:absolute;left:16px;right:16px;top:68px;padding:14px;background:rgba(10,11,22,.98);border:1px solid rgba(255,255,255,.09);border-radius:18px;flex-direction:column;align-items:flex-start}
      .nav-links.open{display:flex}
      .menu-toggle{display:inline-flex}
      .hero{padding-top:24px}
      section{padding:56px 0}
      .hero-panel{padding:24px}
      .hero-meta,.grid-4,.grid-3,.grid-2,.review-grid,.article-list,.process,.form-grid{grid-template-columns:1fr}
      .span-2{grid-column:auto}
      .timeline-item{grid-template-columns:1fr}
      .section-head{flex-direction:column;align-items:flex-start}
      .nav{position:relative}
      .nav-cta .ghost{display:none}
      .compare-table{min-width:860px}
    }