:root{
      --bg:#f7f4ff;
      --bg2:#fffaf8;
      --card:#ffffff;
      --text:#1d2140;
      --muted:#5d6280;
      --line:rgba(86,72,174,.16);
      --primary:#6c3cff;
      --primary2:#a855f7;
      --accent:#ff7bc6;
      --success:#1f9d76;
      --shadow:0 18px 50px rgba(74, 34, 170, .12);
      --radius:22px;
      --radius-sm:16px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 15% 10%, rgba(168,85,247,.15), transparent 28%),
        radial-gradient(circle at 88% 8%, rgba(255,123,198,.13), transparent 25%),
        linear-gradient(180deg, #fbf9ff 0%, #fff 38%, #f8f6ff 100%);
      line-height:1.65;
      overflow-x:hidden;
    }
    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(180%) blur(16px);
      background:rgba(255,255,255,.72);
      border-bottom:1px solid rgba(108,60,255,.08);
    }
    .nav{
      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:44px;height:44px;object-fit:contain;border-radius:12px;background:#fff;box-shadow:0 8px 24px rgba(108,60,255,.12)}
    .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;flex-wrap:wrap;align-items:center;gap:14px}
    .nav-links a{font-size:14px;color:#34395c;padding:8px 10px;border-radius:999px;transition:.2s ease}
    .nav-links a:hover,.nav-links a.active{background:rgba(108,60,255,.10);color:var(--primary)}
    .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:12px 18px;font-weight:700;font-size:14px;
      transition:.22s ease; cursor:pointer; white-space:nowrap;
    }
    .btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;box-shadow:0 14px 28px rgba(108,60,255,.26)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(108,60,255,.3)}
    .btn-ghost{background:#fff;color:var(--primary);border-color:rgba(108,60,255,.16)}
    .btn-ghost:hover{border-color:rgba(108,60,255,.3);transform:translateY(-2px)}
    .menu-toggle{display:none}
    main{display:block}
    section{padding:70px 0}
    .hero{
      padding:56px 0 36px;
      position:relative;
      overflow:hidden;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:28px;
      align-items:stretch;
    }
    .hero-copy{
      background:linear-gradient(180deg, rgba(255,255,255,.76), rgba(255,255,255,.86));
      border:1px solid rgba(108,60,255,.10);
      border-radius:28px;
      padding:34px;
      box-shadow:var(--shadow);
      position:relative;
    }
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 12px;border-radius:999px;
      background:rgba(108,60,255,.08);color:var(--primary);
      font-size:13px;font-weight:700;
    }
    h1{
      margin:16px 0 12px;
      font-size:clamp(34px, 5vw, 58px);
      line-height:1.05;
      letter-spacing:-.02em;
    }
    .lead{color:var(--muted);font-size:17px;max-width:58ch;margin:0 0 22px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 20px}
    .hero-points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:16px}
    .point{
      background:rgba(255,255,255,.8);border:1px solid rgba(108,60,255,.10);
      border-radius:18px;padding:14px 16px
    }
    .point b{display:block;font-size:15px;margin-bottom:4px}
    .point span{font-size:13px;color:var(--muted)}
    .hero-panel{
      display:grid; gap:16px;
    }
    .hero-stat{
      background:linear-gradient(180deg, #23124f, #3f1d8f 55%, #6c3cff);
      color:#fff;border-radius:28px;padding:28px;box-shadow:0 18px 44px rgba(65, 23, 175, .28); position:relative; overflow:hidden;
    }
    .hero-stat:before,.hero-stat:after{
      content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.14);filter:blur(4px)
    }
    .hero-stat:before{width:180px;height:180px;right:-50px;top:-40px}
    .hero-stat:after{width:120px;height:120px;left:-30px;bottom:-30px}
    .stat-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:18px}
    .stat{
      background:rgba(255,255,255,.10);backdrop-filter:blur(8px);
      border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:14px
    }
    .stat strong{display:block;font-size:24px}
    .stat span{font-size:13px;opacity:.9}
    .mini-card{
      background:#fff;border:1px solid rgba(108,60,255,.1);border-radius:22px;padding:20px;box-shadow:var(--shadow)
    }
    .mini-card h3{margin:0 0 10px;font-size:18px}
    .mini-card p{margin:0;color:var(--muted);font-size:14px}
    .section-head{display:flex;justify-content:space-between;gap:18px;align-items:end;margin-bottom:22px}
    .section-head h2{margin:0;font-size:clamp(26px, 3vw, 38px);line-height:1.15}
    .section-head p{margin:0;color:var(--muted);max-width:64ch}
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
    .grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
    .card{
      background:var(--card);border:1px solid rgba(108,60,255,.10);border-radius:var(--radius);
      box-shadow:0 10px 34px rgba(72, 38, 148, .08); padding:22px;
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .card:hover{transform:translateY(-4px);box-shadow:0 18px 44px rgba(72,38,148,.12);border-color:rgba(108,60,255,.22)}
    .card h3{margin:0 0 10px;font-size:18px}
    .card p{margin:0;color:var(--muted)}
    .badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;color:#6d3eff;background:rgba(108,60,255,.09);padding:6px 10px;border-radius:999px;margin-bottom:12px}
    .list{display:grid;gap:10px;margin:14px 0 0;padding:0;list-style:none}
    .list li{display:flex;gap:10px;align-items:flex-start;color:#39415d}
    .dot{width:8px;height:8px;border-radius:50%;margin-top:8px;background:linear-gradient(135deg,var(--primary),var(--accent));flex:0 0 auto}
    .split{
      display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start
    }
    .steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
    .step{position:relative}
    .step .num{
      width:40px;height:40px;border-radius:14px;display:grid;place-items:center;
      background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;font-weight:800;margin-bottom:12px;
    }
    .table-wrap{overflow:auto;border-radius:22px;border:1px solid rgba(108,60,255,.10);background:#fff;box-shadow:var(--shadow)}
    table{width:100%;border-collapse:collapse;min-width:820px}
    th,td{padding:16px 14px;border-bottom:1px solid rgba(108,60,255,.08);text-align:left;vertical-align:top}
    th{background:linear-gradient(180deg,#f7f1ff,#fff);font-size:14px}
    td{font-size:14px;color:#39415d}
    .highlight{color:var(--primary);font-weight:800}
    details{
      background:#fff;border:1px solid rgba(108,60,255,.10);border-radius:18px;padding:16px 18px;
      box-shadow:0 10px 26px rgba(72,38,148,.06)
    }
    details summary{cursor:pointer;font-weight:700;list-style:none}
    details summary::-webkit-details-marker{display:none}
    details p{margin:12px 0 0;color:var(--muted)}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .review .meta{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:10px}
    .stars{color:#ffb400;letter-spacing:2px}
    .article-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .article a{display:block;margin-top:12px;color:var(--primary);font-weight:700}
    .tags{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:10px 12px;border-radius:999px;background:#fff;border:1px solid rgba(108,60,255,.10);color:#37405e;font-size:13px}
    .timeline{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}
    .timeline .item{padding:18px;border-radius:20px;background:linear-gradient(180deg,#fff, #faf7ff);border:1px solid rgba(108,60,255,.10)}
    .timeline .item b{display:block;margin-bottom:8px}
    .contact-wrap{display:grid;grid-template-columns:1fr .9fr;gap:18px}
    form{display:grid;gap:14px}
    .field{display:grid;gap:8px}
    .field label{font-size:14px;font-weight:700}
    .field input,.field select,.field textarea{
      width:100%;border:1px solid rgba(108,60,255,.16);border-radius:14px;padding:13px 14px;
      font:inherit;color:var(--text);background:#fff;outline:none;transition:border-color .2s ease, box-shadow .2s ease
    }
    .field input:focus,.field select:focus,.field textarea:focus{border-color:rgba(108,60,255,.5);box-shadow:0 0 0 4px rgba(108,60,255,.08)}
    .field textarea{min-height:120px;resize:vertical}
    .footer{
      padding:26px 0 34px;border-top:1px solid rgba(108,60,255,.10);background:rgba(255,255,255,.75)
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;align-items:start}
    .footer a{color:var(--primary)}
    .small{font-size:13px;color:var(--muted)}
    .fixed-tools{
      position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px
    }
    .tool{
      width:48px;height:48px;border-radius:16px;display:grid;place-items:center;
      background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;box-shadow:0 12px 28px rgba(108,60,255,.28)
    }
    .tool.secondary{background:#fff;color:var(--primary);border:1px solid rgba(108,60,255,.16)}
    .float-service{
      position:fixed;left:16px;bottom:16px;z-index:60;max-width:280px;background:#fff;border:1px solid rgba(108,60,255,.12);
      border-radius:22px;box-shadow:var(--shadow);overflow:hidden
    }
    .float-service .head{padding:12px 14px;background:linear-gradient(135deg, rgba(108,60,255,.08), rgba(168,85,247,.08));font-weight:800}
    .float-service .body{padding:14px}
    .float-service img{width:100%;border-radius:16px;border:1px solid rgba(108,60,255,.08)}
    .floating-home{position:fixed;left:16px;top:90px;z-index:60}
    .carousel{
      display:grid;grid-template-columns:1fr 1fr;gap:14px
    }
    .image-card{
      background:#fff;border:1px solid rgba(108,60,255,.10);border-radius:22px;padding:14px;box-shadow:var(--shadow)
    }
    .image-card img{width:100%;border-radius:16px}
    .scroll-x{overflow:auto}
    .reveal{opacity:0;transform:translateY(18px);transition:.6s ease}
    .reveal.show{opacity:1;transform:none}
    @media (max-width: 1024px){
      .hero-grid,.split,.contact-wrap,.footer-grid,.grid-4,.grid-3,.review-grid,.article-list,.timeline,.steps{grid-template-columns:1fr 1fr}
      .faq-grid{grid-template-columns:1fr}
    }
    @media (max-width: 760px){
      .nav-links{display:none}
      .menu-toggle{display:inline-flex}
      .hero{padding-top:28px}
      .hero-grid,.split,.contact-wrap,.footer-grid,.grid-4,.grid-3,.review-grid,.article-list,.timeline,.steps,.carousel{grid-template-columns:1fr}
      .hero-copy{padding:24px}
      .hero-points,.stat-row{grid-template-columns:1fr}
      .section-head{flex-direction:column;align-items:flex-start}
      .nav{padding:12px 0}
      .floating-home{display:none}
      .float-service{left:12px;right:12px;max-width:none}
      .fixed-tools{right:12px;bottom:12px}
      section{padding:56px 0}
    }
    .mobile-menu{
      display:none;padding:0 0 14px
    }
    .mobile-menu.open{display:block}
    .mobile-menu .panel{
      background:#fff;border:1px solid rgba(108,60,255,.10);border-radius:18px;padding:14px;box-shadow:var(--shadow)
    }
    .mobile-menu a{display:block;padding:10px 6px;color:#39415d;border-bottom:1px dashed rgba(108,60,255,.12)}
    .mobile-menu a:last-child{border-bottom:0}