:root{
      --bg:#f6f3ff;
      --bg2:#ffffff;
      --card:#ffffff;
      --card2:#f8f5ff;
      --text:#1f2937;
      --muted:#5b6475;
      --line:#e7defc;
      --brand:#7c3aed;
      --brand2:#a855f7;
      --accent:#ec4899;
      --accent2:#6d28d9;
      --shadow:0 18px 50px rgba(91, 33, 182, .12);
      --shadow2:0 10px 30px rgba(124, 58, 237, .10);
      --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,.10), transparent 30%),
        radial-gradient(circle at top right, rgba(236,72,153,.08), transparent 25%),
        linear-gradient(180deg, #fcfbff 0%, var(--bg) 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--container), calc(100% - 32px)); margin:0 auto}
    header{
      position:sticky; top:0; z-index:40;
      backdrop-filter:saturate(1.1) blur(12px);
      background:rgba(255,255,255,.78);
      border-bottom:1px solid rgba(231, 222, 252, .8);
    }
    .topbar{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:42px;height:42px;object-fit:contain;border-radius:12px;background:#fff;box-shadow:0 8px 20px rgba(124,58,237,.12);padding:4px}
    .brand strong{display:block;font-size:16px;line-height:1.2}
    .brand span{display:block;font-size:12px;color:var(--muted);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .nav-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 12px;color:var(--text)}
    nav{display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:flex-end}
    nav a{font-size:14px;color:var(--muted);padding:8px 10px;border-radius:999px;transition:.2s}
    nav a:hover{color:var(--brand);background:#f3ebff}
    .home-link{font-weight:700;color:var(--brand)}
    .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;transition:.22s ease;cursor:pointer;
    }
    .btn-primary{background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;box-shadow:0 12px 28px rgba(124,58,237,.22)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(124,58,237,.28)}
    .btn-ghost{background:#fff;border-color:var(--line);color:var(--text)}
    .btn-ghost:hover{transform:translateY(-2px);border-color:#d4c2fb}
    .hero{
      position:relative; overflow:hidden;
      padding:34px 0 22px;
    }
    .hero::before{
      content:"";position:absolute;inset:-20% -10% auto auto;width:420px;height:420px;border-radius:50%;
      background:radial-gradient(circle, rgba(168,85,247,.16), transparent 68%);
      pointer-events:none;
    }
    .hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch}
    .hero-main,.hero-side,.panel,.card,.faq-item,.quote,.form-box,.info-box,.timeline,.compare,.article, .review{
      background:rgba(255,255,255,.82);border:1px solid rgba(231,222,252,.9);
      box-shadow:var(--shadow2);border-radius:var(--radius);
    }
    .hero-main{padding:32px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:#f4ecff;color:var(--accent2);font-size:13px;font-weight:700}
    h1{margin:16px 0 14px;font-size:clamp(32px,5vw,54px);line-height:1.06;letter-spacing:-.02em}
    .lead{font-size:16px;line-height:1.8;color:var(--muted);max-width:58ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0 22px}
    .hero-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
    .mini{padding:14px;border-radius:18px;background:linear-gradient(180deg,#fff,#faf7ff);border:1px solid var(--line)}
    .mini strong{display:block;font-size:18px;color:var(--brand)}
    .mini span{display:block;font-size:13px;color:var(--muted);margin-top:6px;line-height:1.6}
    .hero-side{padding:18px;display:grid;gap:14px}
    .hero-side .panel{padding:18px;background:linear-gradient(180deg,#fff 0%, #faf6ff 100%)}
    .panel h3{margin:0 0 10px;font-size:18px}
    .tags{display:flex;flex-wrap:wrap;gap:10px}
    .tag{font-size:13px;padding:8px 11px;background:#f7f1ff;border:1px solid #eadcff;color:#5d3bb3;border-radius:999px}
    .stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:22px 0}
    .stat{padding:18px}
    .stat strong{display:block;font-size:28px;line-height:1;color:var(--brand)}
    .stat span{display:block;font-size:13px;color:var(--muted);margin-top:8px;line-height:1.5}
    section{padding:18px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin:6px 0 16px}
    .section-head h2{margin:0;font-size:clamp(24px,3vw,34px);line-height:1.15}
    .section-head p{margin:0;color:var(--muted);line-height:1.7;max-width:60ch}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .card{padding:20px}
    .card h3{margin:0 0 10px;font-size:18px}
    .card p,.card li,.quote p,.review p,.article p,.info-box p,.faq-item p{color:var(--muted);line-height:1.75}
    .icon{
      width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg, rgba(124,58,237,.14), rgba(236,72,153,.12));
      display:grid;place-items:center;color:var(--brand);font-size:18px;margin-bottom:12px
    }
    .workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{padding:18px;position:relative}
    .step .no{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:999px;background:var(--brand);color:#fff;font-weight:800;margin-bottom:10px}
    .step:not(:last-child)::after{content:"";position:absolute;right:-7px;top:34px;width:14px;height:2px;background:linear-gradient(90deg,var(--brand),transparent)}
    .table-wrap{overflow:auto;border-radius:22px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow2)}
    table{width:100%;border-collapse:collapse;min-width:820px}
    th,td{padding:14px 16px;text-align:left;border-bottom:1px solid #eee7ff;vertical-align:top}
    th{background:#f7f1ff;color:#42206d;font-size:14px}
    td{font-size:14px;color:var(--text)}
    .badge{display:inline-flex;padding:6px 10px;border-radius:999px;background:#f4ecff;color:#6d28d9;font-size:12px;font-weight:700}
    .compare-top{display:grid;grid-template-columns:1.1fr .9fr;gap:14px}
    .rating{
      padding:22px;background:linear-gradient(135deg,#7c3aed,#a855f7 55%,#ec4899);
      color:#fff;border-radius:22px;box-shadow:0 18px 48px rgba(124,58,237,.25)
    }
    .rating h3,.rating p,.rating li{color:#fff}
    .rating .score{font-size:52px;font-weight:900;line-height:1;margin:8px 0}
    .review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .review{padding:18px}
    .review .meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
    .stars{color:#f59e0b;font-size:14px;letter-spacing:2px}
    .timeline{padding:18px}
    .timeline ul{list-style:none;padding:0;margin:0;display:grid;gap:12px}
    .timeline li{display:grid;grid-template-columns:120px 1fr;gap:12px;align-items:start}
    .timeline time{font-weight:800;color:var(--brand)}
    .quote{padding:18px}
    .quote strong{display:block;margin-bottom:8px}
    .articles{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .article{padding:18px}
    .article .meta{font-size:12px;color:#7a6b94;margin:12px 0 8px}
    .form-box{padding:22px}
    form{display:grid;gap:14px}
    .form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    label{display:grid;gap:8px;font-size:14px;font-weight:700;color:#3f3653}
    input,select,textarea{
      width:100%;border:1px solid #dcccfa;border-radius:14px;padding:13px 14px;font:inherit;color:var(--text);background:#fff;outline:none;transition:.2s
    }
    input:focus,select:focus,textarea:focus{border-color:#9f67ff;box-shadow:0 0 0 4px rgba(124,58,237,.10)}
    textarea{min-height:120px;resize:vertical}
    .foot-cta{
      display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
      padding:20px;border-radius:22px;background:linear-gradient(135deg,rgba(124,58,237,.08),rgba(236,72,153,.08));border:1px solid #e7dffe
    }
    footer{margin-top:12px;padding:24px 0 34px;border-top:1px solid #e7defc;background:#fbf9ff;color:#3c3550}
    footer a{color:#5b21b6}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .9fr;gap:16px}
    .footer-grid h3{margin:0 0 10px;font-size:16px;color:#241738}
    .footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
    .floating{
      position:fixed;right:16px;bottom:16px;z-index:50;display:grid;gap:10px
    }
    .float-btn{padding:12px 14px;border-radius:999px;background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;box-shadow:var(--shadow);font-weight:800}
    .float-btn.secondary{background:#fff;color:var(--brand);border:1px solid var(--line)}
    .faq-list{display:grid;gap:12px}
    .faq-item{overflow:hidden}
    .faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px;background:transparent;border:0;font:inherit;font-weight:800;color:var(--text);text-align:left;cursor:pointer}
    .faq-a{padding:0 18px 18px;display:none}
    .faq-item.active .faq-a{display:block}
    .faq-item.active .chev{transform:rotate(180deg)}
    .chev{transition:.2s}
    .kv{display:flex;flex-wrap:wrap;gap:8px}
    .kv span{padding:7px 10px;border-radius:999px;background:#fff;border:1px solid #eadcff;color:#5c438f;font-size:12px}
    .marquee{
      display:flex;gap:10px;flex-wrap:wrap
    }
    .marquee a,.marquee span{padding:8px 10px;border-radius:999px;background:#fff;border:1px solid #eadcff;font-size:13px;color:#5b6475}
    .mobile-menu{display:none}
    .hide-desktop{display:none}
    @media (max-width: 980px){
      .hero-grid,.compare-top,.grid-3,.grid-2,.workflow,.review-grid,.articles,.footer-grid,.stats,.hero-points{grid-template-columns:1fr 1fr}
      .hero-grid,.compare-top,.footer-grid{grid-template-columns:1fr}
      .workflow .step::after{display:none}
      .timeline li{grid-template-columns:1fr}
    }
    @media (max-width: 720px){
      .container{width:min(var(--container), calc(100% - 24px))}
      .nav-toggle{display:inline-flex}
      nav{display:none}
      nav.open{display:flex;position:absolute;left:12px;right:12px;top:68px;flex-direction:column;align-items:stretch;padding:12px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}
      nav a{padding:12px 14px}
      .mobile-menu{display:block}
      .hero-main{padding:22px}
      .hero-points,.stats,.grid-3,.grid-2,.workflow,.review-grid,.articles,.form-grid,.footer-links{grid-template-columns:1fr}
      h1{font-size:30px}
      .section-head{flex-direction:column;align-items:flex-start}
      .hide-mobile{display:none}
      .hide-desktop{display:block}
      .floating{right:12px;bottom:12px}
    }
    .reveal{opacity:0;transform:translateY(18px);transition:.6s ease}
    .reveal.show{opacity:1;transform:none}