:root{
      --bg:#f6f7fb;
      --bg-2:#f3efe8;
      --panel:#ffffff;
      --panel-2:#f8fafc;
      --text:#18212f;
      --muted:#5f6b7a;
      --line:#e6eaf1;
      --brand:#4f46e5;
      --brand-2:#0ea5e9;
      --brand-3:#f97316;
      --accent:#14b8a6;
      --shadow:0 18px 45px rgba(25,35,52,.10);
      --radius:22px;
      --radius-sm:16px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:Inter,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(79,70,229,.10), transparent 26%),
        radial-gradient(circle at 85% 10%, rgba(14,165,233,.10), transparent 18%),
        linear-gradient(180deg, #fff 0%, var(--bg) 45%, #f7f4ee 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(100% - 32px, var(--container));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:50;
      backdrop-filter:blur(14px);
      background:rgba(255,255,255,.82);
      border-bottom:1px solid rgba(230,234,241,.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 strong{display:block;font-size:16px;line-height:1.2}
    .brand span{display:block;font-size:12px;color:var(--muted)}
    .nav-right{display:flex;align-items:center;gap:10px}
    .nav-links{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
    .nav-links a,.nav-btn,.ghost-btn,.primary-btn,.outline-btn{
      transition:all .25s ease;
      border-radius:999px;
      padding:10px 14px;
      font-size:14px;
      line-height:1;
      border:1px solid transparent;
      white-space:nowrap;
    }
    .nav-links a{color:var(--muted)}
    .nav-links a:hover{color:var(--brand);background:#eef2ff}
    .nav-btn{background:linear-gradient(135deg,var(--brand),#7c3aed);color:#fff;box-shadow:0 10px 24px rgba(79,70,229,.24)}
    .nav-btn:hover{transform:translateY(-1px)}
    .menu-btn{
      display:none;background:#fff;border:1px solid var(--line);padding:10px 12px;border-radius:12px;color:var(--text)
    }
    .mobile-menu{display:none;padding:0 0 16px}
    .mobile-menu a{
      display:block;padding:12px 14px;border-radius:14px;color:var(--text);background:#fff;border:1px solid var(--line);margin-top:8px
    }

    main{padding-bottom:8px}
    section{scroll-margin-top:92px}
    .hero{padding:36px 0 20px}
    .hero-grid{
      display:grid;grid-template-columns:1.18fr .82fr;gap:22px;align-items:stretch
    }
    .hero-card{
      background:
        linear-gradient(135deg, rgba(79,70,229,.08), rgba(14,165,233,.06) 36%, rgba(255,255,255,.92) 100%),
        #fff;
      border:1px solid rgba(79,70,229,.12);
      border-radius:30px;
      box-shadow:var(--shadow);
      padding:32px;
      position:relative;
      overflow:hidden;
    }
    .hero-card::before{
      content:"";position:absolute;inset:auto -20px -20px auto;width:180px;height:180px;border-radius:50%;
      background:radial-gradient(circle, rgba(249,115,22,.16), rgba(249,115,22,0) 70%);
      pointer-events:none;
    }
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      background:#eef2ff;border:1px solid #dbe4ff;color:#3946c4;
      padding:8px 12px;border-radius:999px;font-size:13px;font-weight:600
    }
    h1{margin:16px 0 12px;font-size:clamp(30px,5vw,48px);line-height:1.08;letter-spacing:-.03em}
    .lead{font-size:17px;line-height:1.8;color:var(--muted);max-width:64ch}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
    .primary-btn{
      display:inline-flex;align-items:center;gap:8px;
      background:linear-gradient(135deg,var(--brand),var(--brand-2));
      color:#fff;border-color:transparent;box-shadow:0 14px 28px rgba(14,165,233,.22)
    }
    .outline-btn,.ghost-btn{background:#fff;border-color:var(--line);color:var(--text)}
    .outline-btn:hover,.ghost-btn:hover,.primary-btn:hover{transform:translateY(-2px)}
    .hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
    .hero-tags span,.chip{
      display:inline-flex;align-items:center;gap:6px;
      padding:9px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);
      color:#304155;font-size:13px
    }

    .hero-side{
      display:grid;gap:14px
    }
    .mini-panel{
      background:rgba(255,255,255,.9);
      border:1px solid var(--line);
      border-radius:24px;
      padding:18px;
      box-shadow:0 12px 28px rgba(24,33,47,.06);
    }
    .mini-panel h3{margin:0 0 10px;font-size:16px}
    .mini-kpi{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
    .kpi{
      background:linear-gradient(180deg,#fff,#fbfcff);
      border:1px solid var(--line);
      border-radius:18px;
      padding:14px;
    }
    .kpi strong{display:block;font-size:20px}
    .kpi span{display:block;color:var(--muted);font-size:12px;margin-top:4px}
    .logo-row{display:flex;align-items:center;gap:12px}
    .logo-row img{width:58px;height:58px;object-fit:contain;border-radius:16px;border:1px solid var(--line);background:#fff;padding:6px}
    .logo-row p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}

    .section{padding:20px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:18px}
    .section-head h2{margin:0;font-size:clamp(24px,3vw,34px);line-height:1.12}
    .section-head p{margin:0;color:var(--muted);max-width:60ch;line-height:1.7}
    .cards{display:grid;gap:16px}
    .cards.cols-4{grid-template-columns:repeat(4,1fr)}
    .cards.cols-3{grid-template-columns:repeat(3,1fr)}
    .cards.cols-2{grid-template-columns:repeat(2,1fr)}
    .card{
      background:rgba(255,255,255,.92);
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:0 10px 28px rgba(24,33,47,.05);
      padding:20px;
      transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    }
    .card:hover{transform:translateY(-3px);box-shadow:0 16px 36px rgba(24,33,47,.10);border-color:#d6def0}
    .card h3{margin:0 0 10px;font-size:18px}
    .card p,.card li{color:var(--muted);line-height:1.75}
    .card ul{margin:12px 0 0;padding-left:18px}
    .metric{
      display:flex;flex-direction:column;gap:8px
    }
    .metric strong{font-size:30px;line-height:1}
    .metric span{color:var(--muted);font-size:14px}
    .metric i{font-style:normal;color:#3946c4;font-size:12px;font-weight:700}

    .soft-bg{
      background:
        linear-gradient(180deg, rgba(255,255,255,.65), rgba(255,255,255,.84)),
        radial-gradient(circle at top right, rgba(249,115,22,.10), transparent 22%),
        radial-gradient(circle at bottom left, rgba(79,70,229,.08), transparent 22%);
      border-top:1px solid rgba(230,234,241,.9);
      border-bottom:1px solid rgba(230,234,241,.9);
    }

    .split{
      display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start
    }
    .bullets{
      display:grid;gap:12px
    }
    .bullet{
      display:flex;gap:12px;align-items:flex-start;padding:14px;border-radius:18px;background:#fff;border:1px solid var(--line)
    }
    .bullet .dot{
      width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,#eef2ff,#dbeafe);
      flex:0 0 auto;display:grid;place-items:center;color:#3b82f6;font-weight:700
    }

    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{
      position:relative;background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px
    }
    .step .num{
      display:inline-grid;place-items:center;width:34px;height:34px;border-radius:999px;
      background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-weight:700;margin-bottom:12px
    }
    .step h3{margin:0 0 8px;font-size:17px}
    .step p{margin:0;color:var(--muted);line-height:1.75}

    .table-wrap{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow)}
    table{width:100%;border-collapse:collapse;min-width:860px}
    th,td{padding:16px 18px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
    th{background:#f8fafc;font-size:14px;color:#304155}
    td{color:var(--muted);line-height:1.7}
    tr:last-child td{border-bottom:none}
    .badge{
      display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:700
    }
    .badge.ok{background:#e8fff8;color:#0f766e}
    .badge.hot{background:#fff4e5;color:#c2410c}
    .badge.blue{background:#eef2ff;color:#4338ca}

    .quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .quote{
      background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px
    }
    .quote .top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}
    .avatar{
      width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,#dbeafe,#e9d5ff);display:grid;place-items:center;font-weight:700;color:#1d4ed8
    }
    .quote h3{margin:0;font-size:16px}
    .quote p{margin:0;color:var(--muted);line-height:1.75}
    .stars{color:#f59e0b;font-size:14px}

    .faq{display:grid;gap:12px}
    .faq-item{
      background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden
    }
    .faq-q{
      width:100%;text-align:left;padding:16px 18px;background:transparent;border:none;
      display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:16px;color:var(--text);cursor:pointer
    }
    .faq-q span{font-weight:600}
    .faq-a{
      max-height:0;overflow:hidden;transition:max-height .28s ease,padding .28s ease;
      color:var(--muted);line-height:1.8;padding:0 18px
    }
    .faq-item.active .faq-a{padding:0 18px 16px;max-height:180px}
    .faq-item.active .icon{transform:rotate(45deg)}
    .icon{transition:transform .25s ease;color:var(--brand);font-weight:700}

    .cloud{display:flex;flex-wrap:wrap;gap:10px}
    .cloud a,.cloud span{
      padding:10px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#334155;font-size:13px
    }

    .list-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .article-list{display:grid;gap:12px}
    .article{
      display:flex;align-items:flex-start;justify-content:space-between;gap:14px;
      padding:15px 16px;border:1px solid var(--line);border-radius:18px;background:#fff
    }
    .article strong{display:block;margin-bottom:6px}
    .article p{margin:0;color:var(--muted);line-height:1.65}
    .article em{font-style:normal;color:#4f46e5;font-size:13px;white-space:nowrap}

    .form-card form{display:grid;gap:12px}
    .grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    label{display:block;font-size:14px;font-weight:600;color:#2b3645;margin-bottom:6px}
    input,select,textarea{
      width:100%;padding:13px 14px;border-radius:14px;border:1px solid #d9e1ec;background:#fff;color:var(--text);
      outline:none;transition:border-color .2s ease, box-shadow .2s ease
    }
    input:focus,select:focus,textarea:focus{border-color:#8bb0ff;box-shadow:0 0 0 4px rgba(79,70,229,.10)}
    textarea{min-height:120px;resize:vertical}
    .submit-row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
    .helper{font-size:13px;color:var(--muted);line-height:1.7}

    .footer{
      margin-top:8px;
      background:#f3f5fb;
      border-top:1px solid var(--line);
      color:var(--text);
    }
    .footer a{color:#1f4bd8}
    .footer .container{padding:26px 0}
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:18px}
    .footer h3{margin:0 0 10px;font-size:17px}
    .footer p,.footer li{color:#526173;line-height:1.8}
    .footer ul{margin:0;padding-left:18px}
    .footer-bottom{
      border-top:1px solid var(--line);padding-top:14px;margin-top:18px;
      display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;color:#5f6b7a;font-size:14px
    }

    .floating{
      position:fixed;right:18px;bottom:18px;z-index:60;
      display:grid;gap:10px
    }
    .float-btn{
      display:inline-flex;align-items:center;justify-content:center;
      width:52px;height:52px;border-radius:18px;border:1px solid rgba(255,255,255,.35);
      background:linear-gradient(135deg,var(--brand),#7c3aed);color:#fff;box-shadow:0 14px 24px rgba(79,70,229,.24)
    }
    .float-btn.secondary{background:#fff;color:var(--text);border-color:var(--line)}
    .float-panel{
      position:absolute;right:62px;bottom:0;width:min(320px,calc(100vw - 96px));
      background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);padding:14px;
      display:none
    }
    .floating.open .float-panel{display:block}
    .float-panel img{width:100%;border-radius:16px;border:1px solid var(--line);background:#fff}
    .float-panel p{margin:10px 0 0;color:var(--muted);font-size:14px;line-height:1.7}

    .reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease, transform .6s ease}
    .reveal.show{opacity:1;transform:none}

    .section-title-line{
      display:flex;align-items:center;gap:10px;margin-bottom:12px
    }
    .section-title-line::before{
      content:"";width:14px;height:14px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-2))
    }

    .home-link-inline{font-weight:700;color:#1f4bd8}

    @media (max-width: 1080px){
      .hero-grid,.split,.footer-grid,.quote-grid,.cards.cols-4,.cards.cols-3,.steps,.list-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width: 760px){
      .nav-links,.nav-right .nav-btn{display:none}
      .menu-btn{display:inline-flex}
      .mobile-menu.show{display:block}
      .hero{padding-top:22px}
      .hero-grid,.split,.footer-grid,.quote-grid,.cards.cols-4,.cards.cols-3,.cards.cols-2,.steps,.list-grid,.grid-2{grid-template-columns:1fr}
      .hero-card{padding:24px;border-radius:24px}
      .section-head{flex-direction:column;align-items:flex-start}
      .container{width:min(100% - 24px, var(--container))}
      .hero-actions{flex-direction:column}
      .primary-btn,.outline-btn,.ghost-btn{justify-content:center;width:100%}
      .nav{padding:12px 0}
      .floating{right:12px;bottom:12px}
      .float-panel{width:min(280px,calc(100vw - 84px))}
    }