:root{
      --bg:#0f1021;
      --bg2:#15172f;
      --panel:#171a39;
      --panel2:#1d2146;
      --line:rgba(255,255,255,.12);
      --text:#f4f1ff;
      --muted:#c7c1e6;
      --accent:#ff4fd8;
      --accent2:#7b6cff;
      --accent3:#22d3ee;
      --gold:#ffcc70;
      --good:#66f2b3;
      --shadow:0 20px 60px rgba(0,0,0,.28);
      --radius:20px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;background:
      radial-gradient(circle at 15% 10%, rgba(255,79,216,.18), transparent 28%),
      radial-gradient(circle at 85% 18%, rgba(123,108,255,.18), transparent 24%),
      radial-gradient(circle at 60% 82%, rgba(34,211,238,.10), transparent 22%),
      linear-gradient(180deg,var(--bg),#0b0c17 48%, #111325 100%);
      color:var(--text);line-height:1.65}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--container),calc(100% - 32px));margin:0 auto}
    .topbar{position:sticky;top:0;z-index:50;background:rgba(10,11,22,.72);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.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:42px;height:42px;object-fit:contain;border-radius:12px;background:rgba(255,255,255,.08);padding:6px}
    .brand strong{display:block;font-size:16px;letter-spacing:.04em}
    .brand span{display:block;font-size:12px;color:var(--muted)}
    .menu{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}
    .menu a{font-size:14px;color:var(--muted);padding:8px 10px;border-radius:999px;transition:.2s ease}
    .menu a:hover,.menu a:focus{color:#fff;background:rgba(255,255,255,.08)}
    .nav-cta{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;transition:.22s ease;cursor:pointer;white-space:nowrap}
    .btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;box-shadow:0 12px 30px rgba(255,79,216,.22)}
    .btn-secondary{background:rgba(255,255,255,.06);color:var(--text);border-color:rgba(255,255,255,.10)}
    .btn:hover{transform:translateY(-2px)}
    .burger{display:none;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);color:#fff;border-radius:12px;padding:10px 12px}
    .hero{padding:56px 0 28px}
    .hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch}
    .hero-copy,.hero-side,.card,.section,.faq-item,.form-box{background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.04));border:1px solid var(--line);box-shadow:var(--shadow);border-radius:var(--radius)}
    .hero-copy{padding:34px;position:relative;overflow:hidden}
    .hero-copy:before{content:"";position:absolute;inset:auto -10% -20% auto;width:280px;height:280px;background:radial-gradient(circle, rgba(255,79,216,.28), transparent 62%);filter:blur(6px);pointer-events:none}
    .kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:#fff;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.10);padding:8px 12px;border-radius:999px}
    h1{font-size:clamp(32px,5vw,58px);line-height:1.06;margin:16px 0 14px;letter-spacing:-.03em}
    .lead{font-size:17px;color:var(--muted);max-width:62ch}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
    .hero-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}
    .mini{padding:14px;border-radius:16px;background:rgba(8,10,28,.34);border:1px solid rgba(255,255,255,.08)}
    .mini strong{display:block;font-size:18px;color:#fff}
    .mini span{font-size:13px;color:var(--muted)}
    .hero-side{padding:22px;display:grid;gap:14px;align-content:start}
    .side-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
    .side-head h2{font-size:18px;margin:0}
    .badge{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;background:rgba(255,204,112,.14);color:#ffdca1;font-size:12px;border:1px solid rgba(255,204,112,.2)}
    .feature-list{display:grid;gap:10px}
    .feature-list li{list-style:none;display:flex;gap:10px;align-items:flex-start;color:var(--muted)}
    .dot{width:9px;height:9px;border-radius:999px;background:linear-gradient(135deg,var(--accent3),var(--accent));margin-top:8px;flex:none}
    .section{padding:28px;margin-top:22px}
    .section h2{margin:0 0 8px;font-size:28px}
    .section p.section-desc{margin:0 0 18px;color:var(--muted)}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .stat,.service,.case,.article,.review,.price,.timeline-item,.network{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);border-radius:18px;padding:18px}
    .stat strong{display:block;font-size:30px;line-height:1;color:#fff;margin-bottom:8px}
    .stat span,.service p,.article p,.review p,.network p{color:var(--muted);margin:0}
    .service h3,.case h3,.article h3,.review h3{margin:0 0 8px;font-size:18px}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud span{padding:8px 12px;border-radius:999px;background:rgba(123,108,255,.14);border:1px solid rgba(123,108,255,.18);color:#e9e6ff;font-size:13px}
    .split{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    table{width:100%;border-collapse:collapse;color:var(--text)}
    th,td{padding:14px 12px;border-bottom:1px solid rgba(255,255,255,.10);vertical-align:top}
    th{text-align:left;color:#fff;font-size:14px;background:rgba(255,255,255,.04)}
    td{color:var(--muted);font-size:14px}
    .table-wrap{overflow-x:auto;border-radius:18px;border:1px solid rgba(255,255,255,.08)}
    .rating{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
    .stars{color:#ffd36a;letter-spacing:2px;font-size:18px}
    .flow{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
    .flow .step{padding:18px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);border-radius:18px}
    .step b{display:inline-flex;width:32px;height:32px;align-items:center;justify-content:center;border-radius:10px;background:linear-gradient(135deg,var(--accent2),var(--accent));margin-bottom:12px}
    .faq-item{margin-bottom:12px;overflow:hidden}
    .faq-q{width:100%;text-align:left;background:none;border:0;color:#fff;padding:18px;font-size:16px;display:flex;justify-content:space-between;align-items:center;gap:10px;cursor:pointer}
    .faq-a{max-height:0;overflow:hidden;padding:0 18px;color:var(--muted);transition:max-height .28s ease,padding .28s ease}
    .faq-item.active .faq-a{max-height:220px;padding:0 18px 18px}
    .faq-item.active .chev{transform:rotate(180deg)}
    .chev{transition:.2s ease}
    .form-box{padding:22px}
    .form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .form-grid .full{grid-column:1/-1}
    input,select,textarea{width:100%;padding:13px 14px;border-radius:14px;border:1px solid rgba(255,255,255,.12);background:rgba(8,10,28,.5);color:#fff;outline:none}
    input::placeholder,textarea::placeholder{color:#b8b3d7}
    textarea{min-height:130px;resize:vertical}
    .footer{padding:26px 0 34px;margin-top:22px;border-top:1px solid rgba(255,255,255,.08);color:#d9d4f2}
    .footer-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}
    .footer small,.footer a{color:#d9d4f2}
    .floating{position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px}
    .float-btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 14px;border-radius:999px;background:linear-gradient(135deg,var(--accent2),var(--accent));color:#fff;box-shadow:var(--shadow);font-weight:700}
    .float-btn.secondary{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.12)}
    .scroll-top{display:none}
    .mobile-menu{display:none}
    .media-row{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .media-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);border-radius:18px;padding:12px}
    .media-card img{border-radius:14px;width:100%;height:auto}
    .reviews-grid,.articles-grid,.cases-grid,.network-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .list-clean{margin:0;padding:0;list-style:none;display:grid;gap:10px}
    .list-clean li{display:flex;justify-content:space-between;gap:10px;color:var(--muted);padding:12px 14px;background:rgba(255,255,255,.05);border-radius:14px;border:1px solid rgba(255,255,255,.08)}
    .anchor-space{scroll-margin-top:88px}
    @media (max-width: 980px){
      .hero-grid,.split,.grid-4,.grid-3,.flow,.reviews-grid,.articles-grid,.cases-grid,.network-grid,.footer-grid{grid-template-columns:1fr}
      .hero-points{grid-template-columns:1fr}
      .menu,.nav-cta{display:none}
      .burger{display:inline-flex}
      .mobile-menu{display:none;padding:0 0 16px}
      .mobile-menu.open{display:block}
      .mobile-menu a{display:block;padding:10px 0;color:var(--muted);border-top:1px solid rgba(255,255,255,.08)}
    }