:root{
      --bg:#f5f7fb;
      --surface:#ffffff;
      --surface-2:#f7f9ff;
      --text:#132238;
      --muted:#5b6b84;
      --line:#dce5f2;
      --brand:#6d5efc;
      --brand-2:#21c7a8;
      --brand-3:#ff7f50;
      --shadow:0 18px 50px rgba(17, 31, 60, .10);
      --radius:20px;
      --radius-sm:14px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Segoe UI,Roboto,Arial,sans-serif;background:
      radial-gradient(circle at 10% 0%, rgba(109,94,252,.12), transparent 24%),
      radial-gradient(circle at 90% 10%, rgba(33,199,168,.12), transparent 22%),
      linear-gradient(180deg,#f7f9fd 0%, #f3f6fb 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}
    .site-header{position:sticky;top:0;z-index:60;background:rgba(245,247,251,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(220,229,242,.8)}
    .nav{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:42px;height:42px;object-fit:contain;border-radius:12px;background:#fff;border:1px solid var(--line);padding:4px}
    .brand h2{margin:0;font-size:18px;line-height:1.1}
    .brand span{display:block;font-size:12px;color:var(--muted);margin-top:3px}
    .nav-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--text);border-radius:12px;padding:10px 12px}
    .nav-links{display:flex;flex-wrap:wrap;align-items:center;gap:8px;justify-content:flex-end}
    .nav-links a{font-size:14px;color:var(--muted);padding:8px 11px;border-radius:999px;transition:.25s}
    .nav-links a:hover{background:rgba(109,94,252,.10);color:var(--text)}
    .nav-cta{background:linear-gradient(135deg,var(--brand),#8b7bff);color:#fff !important;box-shadow:0 12px 24px rgba(109,94,252,.22)}
    .hero{padding:38px 0 28px}
    .hero-grid{display:grid;grid-template-columns:1.3fr .9fr;gap:22px;align-items:stretch}
    .hero-main,.hero-side,.card,.panel,.form-wrap,.faq-item,.review-card,.case-card,.article-card,.pricing-card,.timeline-item,.compare-wrap,.service-map{background:rgba(255,255,255,.86);border:1px solid rgba(220,229,242,.9);box-shadow:var(--shadow);border-radius:var(--radius)}
    .hero-main{padding:34px;position:relative;overflow:hidden}
    .hero-main:before,.hero-main:after{content:"";position:absolute;border-radius:50%;filter:blur(8px);opacity:.9}
    .hero-main:before{width:240px;height:240px;background:radial-gradient(circle, rgba(109,94,252,.18), transparent 68%);right:-50px;top:-50px}
    .hero-main:after{width:180px;height:180px;background:radial-gradient(circle, rgba(33,199,168,.16), transparent 68%);right:70px;bottom:-80px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:rgba(109,94,252,.10);color:#4a41c9;font-size:13px;font-weight:700}
    h1{margin:14px 0 14px;font-size:clamp(30px,4vw,52px);line-height:1.08;letter-spacing:-.02em}
    .hero-main p{margin:0 0 20px;color:var(--muted);font-size:16px;max-width:62ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:14px;padding:12px 18px;font-weight:700;border:1px solid transparent;transition:transform .22s ease, box-shadow .22s ease, background .22s ease}
    .btn:hover{transform:translateY(-2px)}
    .btn-primary{background:linear-gradient(135deg,var(--brand),#8b7bff);color:#fff;box-shadow:0 16px 30px rgba(109,94,252,.22)}
    .btn-ghost{background:#fff;border-color:var(--line);color:var(--text)}
    .hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
    .tag{padding:8px 12px;border-radius:999px;background:#f4f7ff;border:1px solid #dfe7fb;color:#355; font-size:13px}
    .hero-side{padding:22px}
    .mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .mini-stat{padding:16px;border-radius:18px;background:linear-gradient(180deg,#fbfcff,#f3f7ff);border:1px solid var(--line)}
    .mini-stat strong{display:block;font-size:22px;margin-bottom:4px}
    .mini-stat span{color:var(--muted);font-size:13px}
    .side-note{margin-top:14px;padding:16px;border-radius:18px;background:linear-gradient(135deg, rgba(33,199,168,.10), rgba(109,94,252,.10));border:1px solid rgba(109,94,252,.12)}
    section{padding:14px 0}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:16px}
    .section-head h2{margin:0;font-size:28px}
    .section-head p{margin:0;color:var(--muted);max-width:68ch}
    .stats,.services,.industry-grid,.process-grid,.reviews-grid,.case-grid,.article-grid,.faq-grid,.two-col,.training-grid,.match-grid{display:grid;gap:16px}
    .stats{grid-template-columns:repeat(4,1fr)}
    .stat{padding:20px}
    .stat strong{display:block;font-size:26px}
    .stat span{color:var(--muted);font-size:14px}
    .services,.case-grid,.reviews-grid,.article-grid{grid-template-columns:repeat(3,1fr)}
    .industry-grid,.training-grid{grid-template-columns:repeat(2,1fr)}
    .two-col,.match-grid{grid-template-columns:1.05fr .95fr}
    .card,.panel,.faq-item,.review-card,.case-card,.article-card,.pricing-card,.timeline-item,.service-map,.compare-wrap{padding:22px}
    .card h3,.panel h3,.case-card h3,.article-card h3,.pricing-card h3{margin:0 0 10px;font-size:18px}
    .card p,.panel p,.case-card p,.article-card p,.pricing-card p,.review-card p{margin:0;color:var(--muted)}
    .chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
    .chip{font-size:12px;padding:6px 10px;border-radius:999px;background:#f3f6ff;border:1px solid #dfe7fb;color:#425}
    .process-grid,.faq-grid,.timeline-grid{grid-template-columns:repeat(2,1fr)}
    .step{position:relative;overflow:hidden}
    .step-num{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:12px;background:linear-gradient(135deg,var(--brand),#8b7bff);color:#fff;font-weight:800;margin-bottom:14px}
    .compare-wrap{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;vertical-align:top}
    .compare-table th{background:#f6f8ff;color:#24334a;font-size:14px}
    .good{color:#0f8f68;font-weight:700}
    .bad{color:#b54747}
    .pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .pricing-card{position:relative}
    .pricing-card.featured{border:1px solid rgba(109,94,252,.36);box-shadow:0 18px 42px rgba(109,94,252,.14)}
    .price{font-size:34px;font-weight:800;margin:8px 0 10px}
    .price small{font-size:14px;color:var(--muted);font-weight:600}
    .list{margin:14px 0 0;padding:0;list-style:none}
    .list li{display:flex;gap:10px;margin:10px 0;color:#2a3952}
    .list li:before{content:"✓";color:var(--brand-2);font-weight:900}
    .faq-item{padding:0;overflow:hidden}
    .faq-q{width:100%;display:flex;justify-content:space-between;gap:16px;padding:18px 20px;border:0;background:transparent;color:var(--text);font:inherit;font-weight:700;text-align:left;cursor:pointer}
    .faq-a{padding:0 20px 18px;color:var(--muted);display:none}
    .faq-item.active .faq-a{display:block}
    .faq-item.active .faq-q{background:linear-gradient(180deg,#fcfdff,#f6f8ff)}
    .review-card{display:flex;flex-direction:column;gap:12px}
    .review-meta{display:flex;align-items:center;justify-content:space-between;gap:10px}
    .stars{color:#ffb400;letter-spacing:1px}
    .avatar{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,rgba(109,94,252,.18),rgba(33,199,168,.18));display:flex;align-items:center;justify-content:center;font-weight:800;color:#274}
    .article-card time{color:var(--muted);font-size:13px}
    .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-size:14px;font-weight:700;color:#2b3952}
    input,select,textarea{width:100%;border:1px solid var(--line);border-radius:14px;background:#fff;padding:12px 14px;font:inherit;color:var(--text);outline:none;transition:border .2s, box-shadow .2s}
    input:focus,select:focus,textarea:focus{border-color:rgba(109,94,252,.6);box-shadow:0 0 0 4px rgba(109,94,252,.08)}
    textarea{min-height:120px;resize:vertical}
    .footer{margin-top:12px;padding:26px 0 34px;border-top:1px solid rgba(220,229,242,.8);background:#f3f6fb;color:#22344d}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr 1fr;gap:18px}
    .footer a{color:#2746a5}
    .footer p,.footer li{color:#44556f}
    .footer ul{margin:0;padding:0;list-style:none;display:grid;gap:8px}
    .social{display:flex;flex-wrap:wrap;gap:10px}
    .social a{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line)}
    .floating{position:fixed;right:18px;bottom:18px;z-index:70;display:grid;gap:10px}
    .float-btn{display:flex;align-items:center;justify-content:center;width:52px;height:52px;border-radius:16px;background:linear-gradient(135deg,var(--brand),#8b7bff);color:#fff;box-shadow:0 16px 28px rgba(109,94,252,.24)}
    .float-btn.secondary{background:linear-gradient(135deg,var(--brand-2),#53d7c0)}
    .backtop{opacity:0;pointer-events:none;transform:translateY(8px);transition:.25s}
    .backtop.show{opacity:1;pointer-events:auto;transform:none}
    .service-map{display:flex;flex-wrap:wrap;gap:10px}
    .service-map .map-item{padding:10px 12px;border-radius:12px;background:#f6f8ff;border:1px solid #dfe7fb;font-size:13px}
    .media-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .media-row img{border-radius:18px;border:1px solid var(--line);box-shadow:var(--shadow)}
    .marquee{overflow:hidden;border-top:1px dashed #d9e2f0;border-bottom:1px dashed #d9e2f0;background:rgba(255,255,255,.5)}
    .marquee-track{display:flex;gap:20px;white-space:nowrap;padding:12px 0;animation:scroll 22s linear infinite}
    .marquee-track span{color:#43536a;font-size:14px}
    @keyframes scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
    .reveal{opacity:0;transform:translateY(18px);transition:.55s ease}
    .reveal.show{opacity:1;transform:none}
    .mobile-only{display:none}
    @media (max-width: 1024px){
      .hero-grid,.two-col,.match-grid,.footer-grid{grid-template-columns:1fr}
      .stats,.services,.industry-grid,.process-grid,.reviews-grid,.case-grid,.article-grid,.pricing-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width: 760px){
      .nav-toggle{display:inline-flex}
      .nav-links{display:none;position:absolute;left:16px;right:16px;top:66px;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px;box-shadow:var(--shadow)}
      .nav-links.show{display:flex}
      .hero-main{padding:24px}
      .section-head{flex-direction:column;align-items:flex-start}
      .stats,.services,.industry-grid,.process-grid,.reviews-grid,.case-grid,.article-grid,.pricing-grid,.form,.faq-grid,.timeline-grid{grid-template-columns:1fr}
      .compare-table{min-width:680px}
      .mobile-only{display:block}
      .desktop-only{display:none}
      h1{font-size:32px}
    }