:root{
      --bg:#f7f4ef;
      --bg-soft:#fcfaf7;
      --card:#ffffff;
      --card-2:#fff8ef;
      --text:#1f2937;
      --muted:#5b6677;
      --line:#e8dfd3;
      --brand:#2a5bd7;
      --brand-2:#7a4dff;
      --accent:#f26522;
      --good:#167a52;
      --shadow:0 18px 40px rgba(42, 91, 215, .10);
      --shadow-2:0 10px 26px rgba(18, 24, 40, .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 top left, rgba(122,77,255,.10), transparent 28%),
        radial-gradient(circle at top right, rgba(42,91,215,.08), transparent 24%),
        linear-gradient(180deg, #fbfaf7 0%, #f7f4ef 45%, #f6f2ea 100%);
      min-height:100vh;
    }
    a{color:var(--brand);text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(100% - 32px, var(--container)); margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:50;
      backdrop-filter: blur(16px);
      background:rgba(247,244,239,.86);
      border-bottom:1px solid rgba(232,223,211,.82);
    }
    .nav-wrap{
      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 img{width:44px;height:44px;object-fit:contain}
    .brand strong{display:block;font-size:18px;letter-spacing:.4px}
    .brand span{display:block;font-size:12px;color:var(--muted)}
    .nav-toggle{
      display:none;border:1px solid var(--line);background:#fff;border-radius:14px;
      width:44px;height:44px;align-items:center;justify-content:center;cursor:pointer;
      box-shadow:var(--shadow-2);
    }
    .nav-toggle i{width:18px;height:2px;background:var(--text);position:relative;display:block;border-radius:2px}
    .nav-toggle i::before,.nav-toggle i::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px}
    .nav-toggle i::before{top:-6px}.nav-toggle i::after{top:6px}
    .nav-links{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:flex-end}
    .nav-links a{font-size:14px;color:var(--text);padding:8px 10px;border-radius:999px}
    .nav-links a:hover,.nav-links a:focus{background:rgba(42,91,215,.08);color:var(--brand)}
    .hero{
      padding:38px 0 22px;
    }
    .hero-grid{
      display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:stretch;
    }
    .hero-panel,.hero-side,.section-card,.quote-card,.faq-item,.review-card,.case-card,.price-card,.timeline-card,.form-card,.compare-card,.info-box{
      background:linear-gradient(180deg, rgba(255,255,255,.96), rgba(255,255,255,.92));
      border:1px solid rgba(232,223,211,.9);
      border-radius:var(--radius);
      box-shadow:var(--shadow-2);
    }
    .hero-panel{
      padding:34px;
      overflow:hidden;position:relative;
      background:
        radial-gradient(circle at 18% 18%, rgba(42,91,215,.10), transparent 24%),
        radial-gradient(circle at 86% 18%, rgba(122,77,255,.12), transparent 20%),
        linear-gradient(180deg, #ffffff 0%, #fffaf2 100%);
    }
    .hero-panel::after{
      content:"";position:absolute;inset:auto -8% -22% auto;width:280px;height:280px;border-radius:50%;
      background:linear-gradient(135deg, rgba(42,91,215,.16), rgba(242,101,34,.14));
      filter:blur(20px);pointer-events:none;
    }
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      font-size:13px;font-weight:700;color:var(--good);
      background:rgba(22,122,82,.08);
      border:1px solid rgba(22,122,82,.14);
      padding:8px 12px;border-radius:999px;
    }
    h1{margin:18px 0 12px;font-size:clamp(30px, 5vw, 52px);line-height:1.08;letter-spacing:-.04em}
    .lead{margin:0;color:var(--muted);font-size:16px;line-height:1.8;max-width:62ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      padding:12px 18px;border-radius:16px;font-weight:700;font-size:15px;
      border:1px solid transparent;transition:.24s ease;cursor:pointer
    }
    .btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 12px 22px rgba(42,91,215,.22)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 28px rgba(42,91,215,.28)}
    .btn-light{background:#fff;color:var(--text);border-color:var(--line)}
    .btn-light:hover{border-color:#c8d6fb;transform:translateY(-2px)}
    .hero-side{
      padding:24px;background:
        linear-gradient(180deg, rgba(255,250,242,.95), rgba(255,255,255,.95));
      display:grid;gap:14px;
    }
    .mini-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .metric{
      padding:16px;border-radius:18px;background:#fff;border:1px solid var(--line)
    }
    .metric strong{display:block;font-size:22px;line-height:1.1}
    .metric span{display:block;color:var(--muted);font-size:13px;margin-top:6px;line-height:1.5}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud span{
      padding:9px 12px;border-radius:999px;background:#fff;border:1px dashed #dcd0c1;
      color:#425066;font-size:13px
    }
    section{padding:12px 0 22px}
    .section-head{display:flex;justify-content:space-between;gap:16px;align-items:end;margin-bottom:16px}
    .section-head h2{margin:0;font-size:26px}
    .section-head p{margin:0;color:var(--muted);max-width:70ch;line-height:1.7}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .section-card{padding:22px}
    .card-title{font-size:18px;margin:0 0 8px}
    .card-text{margin:0;color:var(--muted);line-height:1.8}
    .service-list,.bullets{list-style:none;padding:0;margin:14px 0 0;display:grid;gap:10px}
    .service-list li,.bullets li{display:flex;gap:10px;align-items:flex-start;color:var(--text);line-height:1.7}
    .dot{
      width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--accent));flex:0 0 auto;margin-top:8px
    }
    .workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .step{
      padding:20px;border-radius:20px;background:linear-gradient(180deg,#fff,#fffaf5);border:1px solid var(--line)
    }
    .step .num{
      width:40px;height:40px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
      background:rgba(42,91,215,.10);color:var(--brand);font-weight:800;margin-bottom:12px
    }
    .compare-card{overflow:hidden}
    .compare-table{width:100%;border-collapse:collapse;min-width:760px}
    .compare-table th,.compare-table td{padding:14px 12px;border-bottom:1px solid var(--line);text-align:left;font-size:14px}
    .compare-table th{background:#faf7f1;color:#334155}
    .rating{
      display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;
      background:rgba(22,122,82,.08);color:var(--good);font-weight:700
    }
    .scroll-x{overflow-x:auto}
    .cases{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .case-card{padding:18px}
    .case-card h3{margin:0 0 8px;font-size:17px}
    .case-card p{margin:0;color:var(--muted);line-height:1.8}
    .case-meta{margin-top:14px;font-size:13px;color:#506175}
    .reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .review-card{padding:18px}
    .review-card .name{font-weight:800}
    .review-card .role{font-size:13px;color:var(--muted);margin-top:4px}
    .review-card p{margin:12px 0 0;color:var(--text);line-height:1.8}
    .faq-list{display:grid;gap:12px}
    .faq-item{padding:0;overflow:hidden}
    .faq-q{
      width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;
      padding:18px 20px;background:transparent;border:0;color:var(--text);font-size:16px;font-weight:700;cursor:pointer;text-align:left
    }
    .faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;padding:0 20px;color:var(--muted);line-height:1.8}
    .faq-item.open .faq-a{max-height:220px;padding-bottom:18px}
    .faq-icon{width:22px;height:22px;flex:0 0 auto;border-radius:999px;background:rgba(42,91,215,.10);position:relative}
    .faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand);top:50%;left:50%;transform:translate(-50%,-50%);border-radius:2px}
    .faq-icon::before{width:10px;height:2px}
    .faq-icon::after{width:2px;height:10px;transition:opacity .2s ease}
    .faq-item.open .faq-icon::after{opacity:0}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .form-card{padding:22px}
    label{display:block;font-size:14px;font-weight:700;margin-bottom:8px}
    input,select,textarea{
      width:100%;padding:12px 14px;border-radius:14px;border:1px solid var(--line);background:#fff;color:var(--text);
      font:inherit;outline:none;transition:border-color .2s ease, box-shadow .2s ease
    }
    input:focus,select:focus,textarea:focus{border-color:#97b0ff;box-shadow:0 0 0 4px rgba(42,91,215,.08)}
    textarea{min-height:120px;resize:vertical}
    .full{grid-column:1/-1}
    .submit-row{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:8px;flex-wrap:wrap}
    .note{color:var(--muted);font-size:13px;line-height:1.6}
    .timeline{
      display:grid;gap:12px
    }
    .timeline-item{
      display:grid;grid-template-columns:72px 1fr;gap:14px;align-items:start;
      padding:16px;border-radius:18px;background:#fff;border:1px solid var(--line)
    }
    .timeline-item strong{color:var(--brand)}
    .table-list{
      display:grid;gap:12px
    }
    .price-card{padding:18px}
    .price-card strong{display:block;font-size:20px;margin-bottom:6px}
    .price-card p{margin:0;color:var(--muted);line-height:1.8}
    .articles{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .article{
      padding:18px;border-radius:20px;border:1px solid var(--line);background:#fff
    }
    .article h3{margin:0 0 10px;font-size:17px}
    .article p{margin:0;color:var(--muted);line-height:1.8}
    .article a{display:inline-flex;margin-top:12px;font-weight:700}
    .footer{
      margin-top:8px;padding:26px 0 18px;
      background:#f4efe6;border-top:1px solid rgba(232,223,211,.9);
      color:#243041
    }
    .footer a{color:#234aa0}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .9fr;gap:18px}
    .footer h3{margin:0 0 12px;font-size:16px}
    .footer p,.footer li{color:#425066;line-height:1.8}
    .footer ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
    .copyright{padding-top:14px;margin-top:16px;border-top:1px solid #dfd2c2;color:#55606f;font-size:13px}
    .float-tools{
      position:fixed;right:16px;bottom:16px;display:grid;gap:10px;z-index:60
    }
    .float-tools a,.float-tools button{
      width:48px;height:48px;border-radius:16px;border:1px solid rgba(232,223,211,.95);background:#fff;box-shadow:var(--shadow-2);
      display:flex;align-items:center;justify-content:center;color:var(--brand);font-weight:800;cursor:pointer
    }
    .float-panel{
      position:fixed;right:16px;bottom:76px;width:min(320px, calc(100vw - 32px));
      background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);padding:16px;display:none;z-index:60
    }
    .float-panel.open{display:block}
    .float-panel .qrcode{display:flex;gap:14px;align-items:center}
    .float-panel img{width:96px;height:96px;object-fit:cover;border-radius:16px;border:1px solid var(--line);background:#fff}
    .fade-up{opacity:0;transform:translateY(14px);transition:opacity .6s ease, transform .6s ease}
    .fade-up.in{opacity:1;transform:translateY(0)}
    .home-link{display:inline-flex;margin-top:12px;font-weight:700}
    @media (max-width: 980px){
      .hero-grid,.grid-3,.grid-2,.workflow,.cases,.reviews,.articles,.footer-grid,.form-grid{grid-template-columns:1fr}
      .section-head{align-items:flex-start;flex-direction:column}
      .nav-toggle{display:inline-flex}
      .nav-links{
        display:none;position:absolute;left:16px;right:16px;top:70px;
        background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch
      }
      .nav-links.open{display:flex}
      .nav-links a{padding:12px 14px}
      .hero-panel{padding:24px}
      .hero-side{order:2}
      .hero{padding-top:22px}
    }
    @media (max-width: 560px){
      .container{width:min(100% - 20px, var(--container))}
      h1{font-size:28px}
      .lead{font-size:15px}
      .mini-grid{grid-template-columns:1fr}
      .submit-row{flex-direction:column;align-items:stretch}
      .btn{width:100%}
    }