:root{
      --bg:#fffaf4;
      --bg2:#f7fbff;
      --card:#ffffff;
      --text:#1f2937;
      --muted:#667085;
      --line:#e9e1d6;
      --brand:#ff7b54;
      --brand2:#6c63ff;
      --brand3:#23c7a7;
      --shadow:0 18px 50px rgba(42, 55, 84, .10);
      --shadow2:0 10px 28px rgba(255, 123, 84, .16);
      --radius:22px;
      --max: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(255,123,84,.10), transparent 28%),
        radial-gradient(circle at top right, rgba(108,99,255,.10), transparent 26%),
        linear-gradient(180deg, #fffdf9 0%, #fff8f1 46%, #f7fbff 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--max), calc(100% - 32px)); margin:0 auto}
    header{
      position:sticky;top:0;z-index:50;
      backdrop-filter:blur(16px);
      background:rgba(255,250,244,.88);
      border-bottom:1px solid rgba(233,225,214,.8);
    }
    .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 .logo-wrap{
      width:42px;height:42px;border-radius:14px;background:#fff;border:1px solid var(--line);
      display:grid;place-items:center;box-shadow:var(--shadow);
      overflow:hidden;flex:0 0 auto;
    }
    .brand .logo-wrap img{width:100%;height:100%;object-fit:contain;padding:6px}
    .brand-text{min-width:0}
    .brand-text strong{display:block;font-size:16px;letter-spacing:.2px}
    .brand-text span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
    .nav-links{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:flex-end}
    .nav-links a{font-size:14px;color:#334155;padding:8px 10px;border-radius:999px;transition:.2s ease}
    .nav-links a:hover,.nav-links a:focus-visible{background:#fff;color:var(--brand);box-shadow:0 0 0 1px rgba(255,123,84,.14) inset}
    .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:11px 16px;
      font-weight:700;font-size:14px;transition:.22s ease;cursor:pointer;white-space:nowrap;
    }
    .btn-primary{background:linear-gradient(135deg,var(--brand),#ffab73);color:#fff;box-shadow:var(--shadow2)}
    .btn-primary:hover{transform:translateY(-2px)}
    .btn-ghost{background:#fff;border-color:var(--line);color:#1f2937}
    .btn-ghost:hover{border-color:#ffd1c0;color:var(--brand);transform:translateY(-1px)}
    .menu-btn{display:none;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 12px;color:#334155}
    main{padding-bottom:14px}
    section{padding:64px 0}
    .hero{padding:42px 0 28px}
    .hero-grid{
      display:grid;grid-template-columns:1.24fr .76fr;gap:24px;align-items:stretch;
    }
    .hero-copy{
      background:linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.72));
      border:1px solid rgba(233,225,214,.9);
      border-radius:32px;padding:30px;box-shadow:var(--shadow);
      position:relative;overflow:hidden;
    }
    .hero-copy:before,.hero-copy:after{
      content:"";position:absolute;border-radius:50%;filter:blur(2px);pointer-events:none
    }
    .hero-copy:before{width:190px;height:190px;background:rgba(255,123,84,.12);right:-60px;top:-40px}
    .hero-copy:after{width:140px;height:140px;background:rgba(108,99,255,.10);left:42%;bottom:-80px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;
      background:rgba(108,99,255,.09);color:#4f46e5;font-weight:700;font-size:13px;
    }
    h1{font-size:clamp(34px, 5vw, 56px);line-height:1.04;margin:16px 0 14px;letter-spacing:-.02em}
    .lead{font-size:17px;line-height:1.8;color:#334155;max-width:56ch;margin:0}
    .hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0 0}
    .chip{
      padding:9px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);
      color:#334155;font-size:13px;box-shadow:0 8px 18px rgba(15,23,42,.04)
    }
    .hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
    .mini-metrics{
      display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:26px
    }
    .metric{
      background:linear-gradient(180deg,#fff, #fff8f0);
      border:1px solid rgba(233,225,214,.95);border-radius:22px;padding:16px;
    }
    .metric strong{display:block;font-size:24px;color:#111827}
    .metric span{display:block;margin-top:6px;font-size:13px;color:var(--muted);line-height:1.55}
    .hero-side{
      display:grid;gap:14px;
    }
    .glass-card{
      background:linear-gradient(180deg, rgba(255,255,255,.88), rgba(255,255,255,.76));
      border:1px solid rgba(233,225,214,.9);border-radius:28px;padding:22px;box-shadow:var(--shadow);
    }
    .info-list{display:grid;gap:12px;margin-top:14px}
    .info-item{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-top:1px solid rgba(233,225,214,.8)}
    .info-item:first-child{border-top:0;padding-top:0}
    .dot{width:11px;height:11px;border-radius:50%;background:linear-gradient(135deg,var(--brand),#ffca8f);margin-top:6px;flex:0 0 auto}
    .info-item b{display:block;margin-bottom:4px}
    .info-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.6}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:22px}
    .section-head h2{font-size:clamp(24px, 3vw, 36px);margin:0}
    .section-head p{margin:0;color:var(--muted);line-height:1.7;max-width:68ch}
    .grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
    .card{
      background:rgba(255,255,255,.92);border:1px solid rgba(233,225,214,.95);
      border-radius:24px;padding:20px;box-shadow:0 10px 24px rgba(15,23,42,.05);
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }
    .card:hover{transform:translateY(-4px);box-shadow:0 18px 34px rgba(15,23,42,.09);border-color:#ffd7c4}
    .card h3{margin:10px 0 8px;font-size:18px}
    .card p,.card li{color:var(--muted);line-height:1.7}
    .icon{
      width:44px;height:44px;border-radius:16px;display:grid;place-items:center;
      background:linear-gradient(135deg, rgba(255,123,84,.16), rgba(108,99,255,.12));
      color:#ef4444;font-size:20px;
    }
    .two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud span{
      background:#fff;border:1px solid var(--line);color:#334155;border-radius:999px;
      padding:9px 12px;font-size:13px
    }
    .workflow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;counter-reset:step}
    .step{
      position:relative;background:#fff;border:1px solid rgba(233,225,214,.95);border-radius:24px;padding:20px
    }
    .step:before{
      counter-increment:step;content:counter(step);display:inline-grid;place-items:center;
      width:34px;height:34px;border-radius:12px;background:linear-gradient(135deg,var(--brand),#ffad6f);color:#fff;font-weight:800
    }
    .step h3{margin:14px 0 8px}
    .table-wrap{overflow:auto;border-radius:24px;border:1px solid rgba(233,225,214,.95);background:#fff;box-shadow:var(--shadow)}
    table{width:100%;border-collapse:collapse;min-width:760px}
    th,td{padding:16px 18px;border-bottom:1px solid #f0e7dc;text-align:left;vertical-align:top}
    th{background:#fff7ef;color:#1f2937;font-size:14px}
    td{color:#334155;line-height:1.6}
    .score{font-weight:800;color:#0f766e}
    .compare-pill{display:inline-flex;padding:6px 10px;border-radius:999px;background:#ecfeff;color:#0f766e;font-size:12px;font-weight:700}
    .matrix{
      display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px
    }
    .price{
      background:linear-gradient(180deg,#fff, #fffaf5);border:1px solid rgba(233,225,214,.95);border-radius:24px;padding:20px
    }
    .price strong{font-size:26px}
    .price ul{margin:14px 0 0;padding-left:18px}
    .review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .review{display:flex;flex-direction:column;gap:12px}
    .review-top{display:flex;align-items:center;gap:12px}
    .avatar{
      width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-weight:800;
      background:linear-gradient(135deg, rgba(255,123,84,.18), rgba(108,99,255,.16));color:#7c2d12
    }
    .stars{color:#f59e0b;letter-spacing:1px}
    details{
      background:#fff;border:1px solid rgba(233,225,214,.95);border-radius:18px;padding:0 18px;box-shadow:0 8px 18px rgba(15,23,42,.04)
    }
    details+details{margin-top:12px}
    summary{list-style:none;cursor:pointer;padding:16px 0;font-weight:700}
    summary::-webkit-details-marker{display:none}
    details p{margin:0 0 16px;color:var(--muted);line-height:1.75}
    .article-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
    .article{
      display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid rgba(233,225,214,.95);border-radius:22px;padding:16px
    }
    .article .thumb{
      width:96px;aspect-ratio:1;border-radius:18px;overflow:hidden;border:1px solid var(--line);background:#fff7ef;flex:0 0 auto
    }
    .article .thumb img{width:100%;height:100%;object-fit:cover}
    .article h3{margin:0 0 6px;font-size:17px}
    .article p{margin:0;color:var(--muted);line-height:1.6;font-size:14px}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .form-panel{background:#fff;border:1px solid rgba(233,225,214,.95);border-radius:28px;padding:22px;box-shadow:var(--shadow)}
    .form-panel form{display:grid;gap:14px}
    .field{display:grid;gap:8px}
    label{font-size:14px;font-weight:700;color:#334155}
    input,select,textarea{
      width:100%;border:1px solid #dfd6ca;background:#fff;border-radius:16px;padding:13px 14px;
      font:inherit;color:var(--text);outline:none;transition:.2s ease
    }
    input:focus,select:focus,textarea:focus{border-color:#ffb38f;box-shadow:0 0 0 4px rgba(255,123,84,.10)}
    textarea{min-height:120px;resize:vertical}
    .footer{
      padding:26px 0 34px;border-top:1px solid rgba(233,225,214,.9);
      background:rgba(255,250,244,.94);color:#334155
    }
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:18px}
    .footer a{color:#334155}
    .footer a:hover{color:var(--brand)}
    .foot-mini{margin-top:18px;padding-top:16px;border-top:1px solid rgba(233,225,214,.9);font-size:13px;color:var(--muted)}
    .floating{
      position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px
    }
    .float-btn{
      width:48px;height:48px;border-radius:16px;display:grid;place-items:center;
      background:linear-gradient(135deg,var(--brand),#ffab73);color:#fff;box-shadow:var(--shadow2)
    }
    .sidebar-kefu{
      position:fixed;left:16px;bottom:16px;z-index:60;width:54px;height:54px;border-radius:18px;
      background:#fff;border:1px solid var(--line);display:grid;place-items:center;box-shadow:var(--shadow)
    }
    .sidebar-kefu img{width:36px;height:36px;object-fit:cover;border-radius:10px}
    .mobile-only{display:none}
    .reveal{opacity:0;transform:translateY(16px);transition:.55s ease}
    .reveal.in{opacity:1;transform:none}
    .link-group{display:flex;flex-wrap:wrap;gap:10px}
    .link-group a{display:inline-flex;padding:8px 12px;border:1px solid var(--line);border-radius:999px;background:#fff}
    .hero-note{
      margin-top:14px;display:flex;flex-wrap:wrap;gap:10px;color:#475569;font-size:13px
    }
    @media (max-width: 1100px){
      .hero-grid,.grid-4,.workflow,.matrix,.review-grid,.footer-grid,.two-col,.form-grid{grid-template-columns:1fr 1fr}
      .article-list{grid-template-columns:1fr}
    }
    @media (max-width: 820px){
      .nav-links,.nav-actions .btn-ghost{display:none}
      .menu-btn{display:inline-flex}
      .mobile-only{display:inline-flex}
      .hero-grid,.grid-4,.workflow,.matrix,.review-grid,.footer-grid,.two-col,.form-grid{grid-template-columns:1fr}
      .section-head{flex-direction:column;align-items:flex-start}
      section{padding:52px 0}
      .hero{padding-top:22px}
      .hero-copy{padding:22px;border-radius:28px}
      .mini-metrics{grid-template-columns:1fr 1fr}
      .sidebar-kefu{left:14px;bottom:14px}
      .floating{right:14px;bottom:14px}
      .mobile-panel{
        display:none;position:absolute;left:0;right:0;top:100%;background:rgba(255,250,244,.98);
        border-bottom:1px solid var(--line);box-shadow:0 18px 40px rgba(15,23,42,.08)
      }
      .mobile-panel.open{display:block}
      .mobile-panel .nav-links{display:grid;gap:0;padding:12px 0}
      .mobile-panel .nav-links a{padding:12px 16px;border-radius:0}
      .mobile-panel .nav-links a+a{border-top:1px solid #f1e8dd}
    }
    @media (max-width: 560px){
      .container{width:min(var(--max), calc(100% - 24px))}
      .hero-copy,.glass-card,.card,.price,.form-panel{border-radius:22px}
      .mini-metrics{grid-template-columns:1fr}
      h1{font-size:32px}
      .lead{font-size:16px}
      .article{flex-direction:column}
      .article .thumb{width:100%;aspect-ratio:16/10}
    }