:root{
      --bg:#0b0b14;
      --bg2:#111124;
      --panel:#151529;
      --panel2:#1b1b33;
      --card:#18182f;
      --line:rgba(255,255,255,.10);
      --text:#f3f1ff;
      --muted:#b9b5d6;
      --accent:#ff4bd8;
      --accent2:#7a5cff;
      --accent3:#30d6ff;
      --good:#4ff2b2;
      --warn:#ffd166;
      --shadow:0 18px 50px rgba(0,0,0,.36);
      --radius:20px;
      --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",sans-serif;
      background:
        radial-gradient(1000px 500px at 15% 0%, rgba(255,75,216,.16), transparent 60%),
        radial-gradient(900px 460px at 85% 10%, rgba(122,92,255,.18), transparent 58%),
        radial-gradient(700px 360px at 50% 32%, rgba(48,214,255,.10), transparent 55%),
        linear-gradient(180deg, #090912 0%, #0b0b14 26%, #101020 100%);
      color:var(--text);
      line-height:1.65;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    .container{width:min(var(--container), calc(100% - 32px)); margin:0 auto}
    header, main, footer{position:relative}
    .topbar{
      position:sticky; top:0; z-index:50;
      backdrop-filter: blur(16px);
      background:rgba(10,10,18,.72);
      border-bottom:1px solid var(--line);
    }
    .nav{
      display:flex; align-items:center; justify-content:space-between; gap:18px;
      min-height:72px;
    }
    .brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.5px}
    .brand img{width:40px;height:40px;border-radius:10px;object-fit:cover;box-shadow:0 8px 18px rgba(255,75,216,.18)}
    .brand .name{display:flex;flex-direction:column}
    .brand .name strong{font-size:1.02rem}
    .brand .name span{font-size:.78rem;color:var(--muted)}
    .menu{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
    .menu a{font-size:.95rem;color:#eae7ff;opacity:.88}
    .menu a:hover,.menu a.active{color:#fff}
    .nav-actions{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;white-space:nowrap;
      box-shadow:0 10px 26px rgba(0,0,0,.16)
    }
    .btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent2)); color:#fff}
    .btn-ghost{background:rgba(255,255,255,.06); color:#fff; border:1px solid var(--line)}
    .btn:hover{transform:translateY(-2px); box-shadow:0 14px 28px rgba(0,0,0,.24)}
    .mobile-toggle{display:none}
    .hero{padding:42px 0 28px}
    .hero-grid{
      display:grid;grid-template-columns:1.18fr .82fr;gap:22px;align-items:stretch
    }
    .hero-copy,.hero-side,.panel,.card,.faq-item,.quote,.form-wrap,.table-wrap,.timeline,.article, .compare-card{
      background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
    }
    .hero-copy{padding:32px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(255,75,216,.14);color:#ffd8f6;border:1px solid rgba(255,75,216,.22);font-size:.88rem}
    h1{margin:18px 0 14px;font-size:clamp(2rem,4vw,3.75rem);line-height:1.1}
    .lead{font-size:1.05rem;color:#e4e1f7;max-width:62ch}
    .hero-points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:24px 0}
    .point{padding:14px 14px 14px 16px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);border-radius:16px;color:#ece9ff}
    .point strong{display:block;margin-bottom:4px;font-size:1rem}
    .hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
    .trust-line{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;color:var(--muted);font-size:.92rem}
    .chip{padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08)}
    .hero-side{padding:22px;display:grid;gap:14px;align-content:start}
    .stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
    .stat{padding:16px;border-radius:18px;background:linear-gradient(135deg, rgba(255,75,216,.12), rgba(122,92,255,.12));border:1px solid rgba(255,255,255,.08)}
    .stat b{display:block;font-size:1.55rem}
    .stat span{font-size:.88rem;color:#ddd7ff}
    .side-list{display:grid;gap:10px}
    .side-list div{padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08)}
    section{padding:18px 0}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin:8px 0 18px}
    .section-head h2{margin:0;font-size:clamp(1.35rem,2.3vw,2rem)}
    .section-head p{margin:0;color:var(--muted);max-width:64ch}
    .grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
    .card,.compare-card,.article,.quote,.form-wrap,.panel,.faq-item,.timeline{padding:20px}
    .card h3,.article h3,.quote h3,.compare-card h3{margin:0 0 10px;font-size:1.08rem}
    .muted{color:var(--muted)}
    .icon{
      width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
      background:linear-gradient(135deg, rgba(255,75,216,.16), rgba(48,214,255,.12));
      margin-bottom:12px;font-size:1.2rem
    }
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud span{padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);color:#eee9ff;font-size:.9rem}
    .timeline{display:grid;gap:14px}
    .step{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;padding:8px 0}
    .step .num{width:34px;height:34px;border-radius:999px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent2));font-weight:800}
    .compare-table{width:100%;border-collapse:collapse;min-width:760px}
    .table-wrap{overflow:auto;padding:0}
    .compare-table th,.compare-table td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left}
    .compare-table th{background:rgba(255,255,255,.05);color:#fff}
    .compare-table td{color:#ebe7ff}
    .badge{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:rgba(79,242,178,.12);border:1px solid rgba(79,242,178,.2);color:#dffdf0;font-size:.85rem}
    .compare-score{font-size:2rem;font-weight:900;color:#fff}
    .reviews{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .quote p{margin:0 0 14px;color:#ebe7ff}
    .quote .who{display:flex;justify-content:space-between;gap:10px;color:var(--muted);font-size:.92rem}
    .articles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .article time{color:#c8c3ea;font-size:.9rem}
    .article a.more{color:#ffd0f5;font-weight:700}
    .form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .field{display:flex;flex-direction:column;gap:8px}
    label{font-size:.92rem;color:#ece8ff}
    input,select,textarea{
      width:100%;border-radius:14px;border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.05);color:#fff;padding:13px 14px;outline:none
    }
    textarea{min-height:128px;resize:vertical}
    input::placeholder,textarea::placeholder{color:#bdb8d8}
    .form-actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-top:6px}
    .faq{display:grid;gap:12px}
    .faq-item summary{cursor:pointer;list-style:none;font-weight:700}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item p{margin:12px 0 0;color:var(--muted)}
    .links{display:flex;flex-wrap:wrap;gap:10px}
    .links a{padding:10px 12px;border-radius:12px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);color:#efeaff}
    footer{padding:24px 0 30px;margin-top:8px;border-top:1px solid var(--line);background:rgba(7,7,13,.62)}
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;align-items:start}
    .contact-mini{display:grid;gap:10px}
    .contact-mini a{color:#ffe0f7}
    .floating{
      position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px
    }
    .float-btn{
      width:52px;height:52px;border-radius:16px;background:linear-gradient(135deg,var(--accent),var(--accent2));
      display:grid;place-items:center;box-shadow:0 14px 30px rgba(0,0,0,.3);color:#fff;font-weight:900
    }
    .backtop{opacity:0;transform:translateY(10px);pointer-events:none;transition:.25s ease}
    .backtop.show{opacity:1;transform:none;pointer-events:auto}
    .reveal{opacity:0;transform:translateY(18px);transition:.6s ease}
    .reveal.in{opacity:1;transform:none}
    .service-map{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}
    .service-map span{padding:10px 12px;border-radius:12px;text-align:center;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);font-size:.9rem}
    .kefu-box{display:grid;grid-template-columns:160px 1fr;gap:16px;align-items:center}
    .kefu-box img{border-radius:18px;border:1px solid var(--line);background:#fff;padding:8px}
    @media (max-width: 1080px){
      .hero-grid,.footer-grid,.grid-4,.grid-3,.reviews,.articles,.grid-2,.service-map{grid-template-columns:repeat(2,minmax(0,1fr))}
    }
    @media (max-width: 760px){
      .menu{display:none}
      .menu.open{display:flex;flex-direction:column;align-items:flex-start;padding:14px 0 6px}
      .mobile-toggle{display:inline-flex}
      .nav{flex-wrap:wrap}
      .nav-actions{margin-left:auto}
      .hero-grid,.footer-grid,.grid-4,.grid-3,.reviews,.articles,.grid-2,.service-map,.hero-points,.stats,.form-grid,.kefu-box{grid-template-columns:1fr}
      .hero-copy,.hero-side,.card,.compare-card,.article,.quote,.form-wrap,.panel,.faq-item,.timeline{padding:18px}
      .section-head{flex-direction:column;align-items:flex-start}
      .compare-table{min-width:680px}
    }