:root{
      --bg:#fff8fb;
      --surface:#ffffff;
      --surface-2:#fff1f6;
      --surface-3:#ffe7ef;
      --text:#22212b;
      --muted:#6c6777;
      --primary:#e7488b;
      --primary-2:#ff7aa7;
      --accent:#7a4cff;
      --line:#eed8e2;
      --shadow:0 18px 45px rgba(231,72,139,.10);
      --shadow-2:0 12px 30px rgba(122,76,255,.10);
      --radius:20px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      background:
        radial-gradient(circle at top left, rgba(255,122,167,.16), transparent 30%),
        radial-gradient(circle at top right, rgba(122,76,255,.12), transparent 28%),
        linear-gradient(180deg,#fff9fc 0%, #fffdfd 38%, #fff7fb 100%);
      color:var(--text);
      line-height:1.7;
    }
    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:50;
      backdrop-filter:saturate(150%) blur(14px);
      background:rgba(255,250,252,.84);
      border-bottom:1px solid rgba(238,216,226,.8);
    }
    .nav{
      display:flex; align-items:center; justify-content:space-between; gap:16px;
      padding:12px 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; padding:4px; box-shadow:var(--shadow)}
    .brand strong{display:block; font-size:18px; line-height:1.1}
    .brand span{display:block; font-size:12px; color:var(--muted)}
    .nav-links{display:flex; align-items:center; gap:8px; flex-wrap:wrap; justify-content:flex-end}
    .nav-links a,.nav-links button{
      border:1px solid transparent; background:transparent; color:var(--text);
      padding:9px 12px; border-radius:999px; font-size:14px; cursor:pointer;
    }
    .nav-links a:hover,.nav-links button:hover{background:var(--surface-2); border-color:var(--line)}
    .menu-btn{display:none}
    .topbar-cta{display:flex; align-items:center; gap:10px}
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:8px;
      padding:12px 18px; border-radius:999px; border:1px solid transparent;
      font-weight:700; transition:.25s ease; cursor:pointer;
    }
    .btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-2)); color:#fff; box-shadow:0 14px 28px rgba(231,72,139,.23)}
    .btn-primary:hover{transform:translateY(-2px); box-shadow:0 18px 34px rgba(231,72,139,.28)}
    .btn-ghost{background:#fff; border-color:var(--line); color:var(--text)}
    .btn-ghost:hover{transform:translateY(-2px); box-shadow:var(--shadow)}
    main{display:block}
    section{padding:58px 0}
    .hero{
      padding:36px 0 44px;
      position:relative;
      overflow:hidden;
    }
    .hero-grid{
      display:grid; grid-template-columns:1.2fr .8fr; gap:22px; align-items:stretch;
    }
    .hero-card{
      background:linear-gradient(180deg, rgba(255,255,255,.95), rgba(255,244,249,.95));
      border:1px solid rgba(238,216,226,.95);
      border-radius:28px;
      box-shadow:var(--shadow);
      padding:34px;
      position:relative;
      overflow:hidden;
    }
    .hero-card::before,.hero-card::after{
      content:""; position:absolute; border-radius:50%; pointer-events:none;
    }
    .hero-card::before{width:180px;height:180px;right:-70px;top:-60px;background:radial-gradient(circle, rgba(255,122,167,.22), transparent 68%)}
    .hero-card::after{width:220px;height:220px;left:-110px;bottom:-120px;background:radial-gradient(circle, rgba(122,76,255,.12), transparent 66%)}
    .eyebrow{
      display:inline-flex; align-items:center; gap:8px;
      background:var(--surface-2); color:#8a2854; border:1px solid var(--line);
      border-radius:999px; padding:7px 12px; font-size:13px; font-weight:700;
    }
    h1{font-size:clamp(34px, 5vw, 58px); line-height:1.05; margin:16px 0 14px; letter-spacing:-.02em}
    .hero p{font-size:17px; color:var(--muted); margin:0 0 22px; max-width:58ch}
    .hero-actions{display:flex; flex-wrap:wrap; gap:12px; margin:22px 0 18px}
    .hero-points{display:flex; flex-wrap:wrap; gap:10px; margin-top:18px}
    .pill{background:#fff; border:1px solid var(--line); color:#5f5161; padding:9px 12px; border-radius:999px; font-size:13px}
    .hero-side{
      display:grid; gap:16px;
    }
    .glass{
      background:linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,236,244,.9));
      border:1px solid rgba(238,216,226,.95);
      border-radius:24px;
      padding:22px;
      box-shadow:var(--shadow-2);
    }
    .metrics{display:grid; grid-template-columns:repeat(2,1fr); gap:12px}
    .metric{background:#fff; border:1px solid var(--line); border-radius:18px; padding:16px}
    .metric b{display:block; font-size:26px; color:var(--primary)}
    .metric span{display:block; color:var(--muted); font-size:13px}
    .section-title{display:flex; align-items:flex-end; justify-content:space-between; gap:16px; margin-bottom:22px}
    .section-title h2{font-size:clamp(24px,3vw,36px); margin:0}
    .section-title p{margin:0; color:var(--muted); max-width:68ch}
    .grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .grid-4{display:grid; grid-template-columns:repeat(4,1fr); gap:16px}
    .card{
      background:var(--surface); border:1px solid var(--line); border-radius:22px; padding:22px; box-shadow:0 8px 22px rgba(37,31,45,.04);
      transition:.25s ease;
    }
    .card:hover{transform:translateY(-4px); box-shadow:var(--shadow)}
    .card h3{margin:0 0 8px; font-size:18px}
    .card p,.card li{color:var(--muted)}
    .tag-cloud{display:flex; flex-wrap:wrap; gap:10px}
    .tag{padding:8px 12px; border-radius:999px; background:var(--surface-2); border:1px solid var(--line); font-size:13px}
    .feature-list{display:grid; gap:12px}
    .feature{
      display:flex; gap:12px; align-items:flex-start; background:#fff; border:1px solid var(--line);
      border-radius:18px; padding:14px 16px;
    }
    .feature i{
      width:28px;height:28px;border-radius:50%; background:linear-gradient(135deg,var(--primary),var(--accent));
      display:inline-flex; align-items:center; justify-content:center; color:#fff; font-style:normal; flex:0 0 auto;
    }
    .steps{display:grid; grid-template-columns:repeat(4,1fr); gap:14px}
    .step{position:relative; padding-top:18px}
    .step .num{
      width:40px;height:40px;border-radius:14px; background:linear-gradient(135deg,var(--primary),var(--primary-2)); color:#fff;
      display:flex; align-items:center; justify-content:center; font-weight:800; margin-bottom:12px;
    }
    .comparison{overflow-x:auto; border:1px solid var(--line); border-radius:22px; background:#fff}
    table{width:100%; border-collapse:collapse; min-width:860px}
    th,td{padding:16px 14px; border-bottom:1px solid var(--line); text-align:left; vertical-align:top}
    th{background:var(--surface-2); color:#4b3144}
    tr:last-child td{border-bottom:none}
    .highlight{background:#fff7fa}
    details{
      background:#fff; border:1px solid var(--line); border-radius:18px; padding:0 16px; box-shadow:0 8px 18px rgba(37,31,45,.04)
    }
    details+details{margin-top:12px}
    summary{cursor:pointer; list-style:none; padding:16px 0; font-weight:700}
    summary::-webkit-details-marker{display:none}
    details p{margin:0 0 16px; color:var(--muted)}
    .reviews,.articles,.cases,.network{display:grid; gap:16px}
    .reviews{grid-template-columns:repeat(3,1fr)}
    .quote{position:relative}
    .quote::before{content:"“"; position:absolute; top:8px; right:16px; font-size:56px; color:rgba(231,72,139,.14); line-height:1}
    .quote .role{color:#8c5c72; font-size:13px; font-weight:700}
    .article-list{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .article-item{display:flex; flex-direction:column; gap:10px}
    .article-item .meta{font-size:13px; color:var(--muted)}
    .dual{
      display:grid; grid-template-columns:1fr 1fr; gap:16px; align-items:start;
    }
    .form{
      display:grid; grid-template-columns:repeat(2,1fr); gap:14px;
    }
    .field{display:flex; flex-direction:column; gap:8px}
    .field.full{grid-column:1/-1}
    label{font-weight:700; font-size:14px}
    input,select,textarea{
      width:100%; border:1px solid var(--line); border-radius:14px; padding:13px 14px; font:inherit; background:#fff; color:var(--text);
      outline:none;
    }
    textarea{min-height:120px; resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:rgba(231,72,139,.55); box-shadow:0 0 0 4px rgba(231,72,139,.08)}
    .footer{
      padding:34px 0 24px;
      background:#fff6fa;
      border-top:1px solid var(--line);
      color:var(--text);
    }
    .footer-grid{display:grid; grid-template-columns:1.1fr .9fr .9fr; gap:18px; align-items:start}
    .footer a{color:#a12255}
    .mini{color:var(--muted); font-size:13px}
    .contact-grid{display:grid; grid-template-columns:1fr 1fr; gap:16px}
    .qrcode img{width:180px; border-radius:18px; border:1px solid var(--line); background:#fff; padding:8px}
    .floating{
      position:fixed; right:16px; bottom:16px; z-index:60; display:flex; flex-direction:column; gap:10px;
    }
    .float-btn{
      width:54px;height:54px;border-radius:18px; background:linear-gradient(135deg,var(--primary),var(--primary-2));
      color:#fff; display:flex; align-items:center; justify-content:center; box-shadow:0 16px 30px rgba(231,72,139,.26); border:none; cursor:pointer;
    }
    .float-panel{
      position:fixed; right:16px; bottom:82px; width:min(340px, calc(100vw - 32px));
      background:#fff; border:1px solid var(--line); border-radius:22px; box-shadow:var(--shadow);
      padding:16px; display:none;
    }
    .float-panel.open{display:block}
    .float-panel h3{margin:0 0 10px}
    .float-panel .mini{margin:0 0 12px}
    .backtop{position:fixed; right:16px; bottom:146px}
    .reveal{opacity:0; transform:translateY(18px); transition:.6s ease}
    .reveal.visible{opacity:1; transform:none}
    .hero .reveal{transition-delay:.05s}
    .hero .reveal:nth-child(2){transition-delay:.12s}
    .hero .reveal:nth-child(3){transition-delay:.18s}
    .hero .reveal:nth-child(4){transition-delay:.24s}
    .mobile-only{display:none}
    .service-pics{display:grid; grid-template-columns:1fr 1fr; gap:14px}
    .service-pics img{width:100%; border-radius:18px; border:1px solid var(--line); object-fit:cover}
    .image-row{display:grid; grid-template-columns:1fr 1fr; gap:14px}
    .image-row img{width:100%; border-radius:18px; border:1px solid var(--line)}
    @media (max-width: 980px){
      .hero-grid,.grid-3,.grid-4,.steps,.reviews,.article-list,.dual,.footer-grid,.contact-grid{grid-template-columns:1fr}
      .nav-links{display:none}
      .menu-btn{display:inline-flex}
      .nav.open .nav-links{
        display:flex; position:absolute; left:16px; right:16px; top:66px; flex-direction:column;
        background:#fff; border:1px solid var(--line); border-radius:18px; padding:12px; box-shadow:var(--shadow)
      }
      .topbar-cta{display:none}
      .form{grid-template-columns:1fr}
    }
    @media (max-width: 640px){
      section{padding:44px 0}
      .hero{padding-top:22px}
      .hero-card{padding:24px}
      .metrics{grid-template-columns:1fr 1fr}
      .image-row,.service-pics{grid-template-columns:1fr}
      .mobile-only{display:block}
      table{min-width:720px}
    }