:root{
      --bg:#f7f3ef;
      --bg2:#fffaf4;
      --card:#ffffff;
      --text:#1f2937;
      --muted:#5f6b7a;
      --line:#e7ded3;
      --primary:#5c6cff;
      --primary2:#8a5cf6;
      --accent:#f59e0b;
      --green:#13b26b;
      --shadow:0 18px 50px rgba(36, 40, 52, .08);
      --radius:22px;
      --radius-sm:16px;
      --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 15% 10%, rgba(92,108,255,.10), transparent 24%),
        radial-gradient(circle at 85% 12%, rgba(245,158,11,.12), transparent 22%),
        linear-gradient(180deg, var(--bg) 0%, #fbf8f4 42%, #fff 100%);
    }
    a{color:var(--primary);text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    .container{width:min(var(--container), calc(100% - 32px)); margin:0 auto}
    header{
      position:sticky;top:0;z-index:50;
      background:rgba(247,243,239,.82);
      backdrop-filter:blur(14px);
      border-bottom:1px solid rgba(231,222,211,.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;border:1px solid var(--line);padding:4px}
    .brand strong{display:block;font-size:16px;line-height:1.1}
    .brand span{display:block;font-size:12px;color:var(--muted);margin-top:3px}
    nav{display:flex;align-items:center;gap:16px}
    .nav-links{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
    .nav-links a{font-size:14px;color:#334155;padding:8px 10px;border-radius:999px}
    .nav-links a:hover{background:#fff;color:#111827;box-shadow:0 8px 20px rgba(0,0,0,.05)}
    .nav-cta{display:flex;align-items:center;gap:10px}
    .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:none;white-space:nowrap
    }
    .btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;box-shadow:0 14px 28px rgba(92,108,255,.22)}
    .btn-secondary{background:#fff;color:#1f2937;border:1px solid var(--line)}
    .btn:hover{transform:translateY(-2px)}
    .menu-btn{display:none;background:#fff;border:1px solid var(--line);width:44px;height:44px;border-radius:14px}
    .hero{padding:40px 0 20px}
    .hero-grid{display:grid;grid-template-columns:1.35fr .95fr;gap:24px;align-items:stretch}
    .hero-main{
      background:
        linear-gradient(135deg, rgba(92,108,255,.12), rgba(245,158,11,.10)),
        linear-gradient(180deg, #fff, #fffaf5);
      border:1px solid rgba(231,222,211,.95);
      border-radius:28px;
      padding:32px;
      box-shadow:var(--shadow);
      position:relative;overflow:hidden
    }
    .hero-main:before,.hero-main:after{
      content:"";position:absolute;border-radius:50%;background:rgba(92,108,255,.12);filter:blur(10px)
    }
    .hero-main:before{width:180px;height:180px;right:-60px;top:-40px}
    .hero-main:after{width:120px;height:120px;left:-30px;bottom:-30px;background:rgba(245,158,11,.12)}
    .kicker{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:#334155}
    h1{font-size:clamp(30px,4.8vw,54px);line-height:1.08;margin:16px 0 14px;letter-spacing:-.03em}
    .lead{font-size:17px;line-height:1.8;color:var(--muted);max-width:62ch;margin:0}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
    .hero-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px}
    .point{background:rgba(255,255,255,.74);border:1px solid var(--line);border-radius:18px;padding:14px}
    .point b{display:block;font-size:18px;margin-bottom:4px}
    .point span{font-size:13px;color:var(--muted);line-height:1.5}
    .hero-side{
      display:grid;gap:16px
    }
    .side-card{
      background:var(--card);border:1px solid var(--line);border-radius:24px;padding:20px;box-shadow:var(--shadow)
    }
    .side-card h3,.section h2{margin:0 0 10px}
    .mini-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .stat{padding:16px;border-radius:18px;background:linear-gradient(180deg,#fff,#fff8f0);border:1px solid var(--line)}
    .stat strong{display:block;font-size:22px}
    .stat span{display:block;font-size:13px;color:var(--muted);margin-top:6px;line-height:1.45}
    .section{padding:22px 0}
    .section-header{display:flex;justify-content:space-between;gap:16px;align-items:end;margin-bottom:18px}
    .section-header p{margin:0;color:var(--muted);line-height:1.7;max-width:68ch}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .card{
      background:var(--card);border:1px solid var(--line);border-radius:24px;padding:20px;box-shadow:0 12px 28px rgba(36,40,52,.05);
      transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease
    }
    .card:hover{transform:translateY(-4px);box-shadow:0 18px 36px rgba(36,40,52,.09);border-color:#d8cbbb}
    .card h3{margin:0 0 10px;font-size:18px}
    .muted{color:var(--muted);line-height:1.75}
    .chips{display:flex;flex-wrap:wrap;gap:10px}
    .chip{padding:8px 12px;border-radius:999px;background:#f8fafc;border:1px solid var(--line);font-size:13px;color:#334155}
    .workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .step{position:relative}
    .step .num{width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--accent));display:grid;place-items:center;color:#fff;font-weight:800;margin-bottom:12px}
    .table-wrap{overflow:auto;border-radius:22px;border:1px solid var(--line);background:#fff}
    table{width:100%;border-collapse:collapse;min-width:860px}
    th,td{padding:14px 16px;border-bottom:1px solid #efe7dd;text-align:left;font-size:14px;vertical-align:top}
    th{background:#fff8f0;color:#111827}
    tr:hover td{background:#fcfbf8}
    .rating{display:grid;grid-template-columns:1.1fr .9fr;gap:16px}
    .scorebox{background:linear-gradient(135deg,#111827,#3b2f5b);color:#fff;border-radius:24px;padding:24px}
    .scorebox .big{font-size:44px;font-weight:900;line-height:1}
    .scorebox small{display:block;opacity:.82;margin-top:8px}
    .review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .review .meta{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:10px}
    .stars{color:#f59e0b;letter-spacing:2px;font-size:15px}
    .timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .timeline .card{position:relative;padding-top:26px}
    .timeline .card:before{content:"";position:absolute;left:20px;top:0;width:2px;height:18px;background:linear-gradient(180deg,var(--primary),var(--accent))}
    .article-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .article-list a{display:block}
    .form-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:16px;align-items:start}
    form{
      display:grid;gap:12px;background:#fff;border:1px solid var(--line);border-radius:24px;padding:20px;box-shadow:var(--shadow)
    }
    .fields{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    label{font-size:13px;color:#334155}
    input,select,textarea{
      width:100%;margin-top:8px;border:1px solid #dcd3c7;border-radius:14px;padding:12px 14px;
      font:inherit;background:#fff;color:#111827;outline:none;transition:border-color .2s, box-shadow .2s
    }
    textarea{min-height:120px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:#8a5cf6;box-shadow:0 0 0 4px rgba(138,92,246,.12)}
    .faq{display:grid;gap:12px}
    details{
      background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px 16px;box-shadow:0 10px 24px rgba(36,40,52,.04)
    }
    summary{cursor:pointer;font-weight:700;list-style:none}
    summary::-webkit-details-marker{display:none}
    details p{margin:10px 0 0;color:var(--muted);line-height:1.75}
    .footer-links,.footer-top{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    footer{
      margin-top:22px;background:#111827;color:#e5e7eb;border-top:1px solid rgba(255,255,255,.08)
    }
    footer a{color:#fff}
    .footer-inner{padding:26px 0}
    .footer-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.09);border-radius:20px;padding:18px}
    .footer-card p,.footer-card li{color:#cbd5e1}
    .footer-card ul{margin:10px 0 0;padding-left:18px}
    .float-wrap{
      position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px
    }
    .float-btn{
      display:inline-flex;align-items:center;justify-content:center;padding:12px 14px;border-radius:16px;
      background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;box-shadow:0 14px 30px rgba(92,108,255,.25);
      font-weight:700
    }
    .to-top{background:#fff;color:#111827;border:1px solid var(--line)}
    .mobile-only{display:none}
    .section-anchor{scroll-margin-top:88px}
    .gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .gallery .card img{border-radius:16px;border:1px solid var(--line)}
    .compare-pills{display:flex;flex-wrap:wrap;gap:10px}
    .compare-pills .chip{background:#fff}
    .fade-up{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease}
    .fade-up.show{opacity:1;transform:none}
    @media (max-width: 1024px){
      .hero-grid,.rating,.form-grid,.footer-top,.footer-links{grid-template-columns:1fr}
      .grid-4,.workflow,.review-grid,.timeline,.article-list,.gallery{grid-template-columns:repeat(2,1fr)}
      .nav-links{display:none}
      .menu-btn{display:inline-flex;align-items:center;justify-content:center}
      nav.open .nav-links{
        display:flex;position:absolute;left:16px;right:16px;top:72px;flex-direction:column;align-items:flex-start;
        background:#fff;border:1px solid var(--line);border-radius:20px;padding:14px;box-shadow:var(--shadow)
      }
      .nav-cta .btn-secondary{display:none}
    }
    @media (max-width: 640px){
      .container{width:min(var(--container), calc(100% - 24px))}
      .hero{padding-top:22px}
      .hero-main{padding:22px}
      .hero-points,.grid-4,.workflow,.review-grid,.timeline,.article-list,.gallery,.fields,.mini-stats{grid-template-columns:1fr}
      .section-header{flex-direction:column;align-items:flex-start}
      .mobile-only{display:block}
      .desktop-only{display:none}
      h1{font-size:31px}
      .lead{font-size:15px}
      .float-wrap{right:12px;bottom:12px}
    }