:root{
      --bg:#f6f8fc;
      --card:#ffffff;
      --card2:#fff7ed;
      --text:#1f2937;
      --muted:#667085;
      --line:#e5e7eb;
      --brand:#0f62fe;
      --brand2:#ff6b2c;
      --brand3:#12b886;
      --accent:#7c3aed;
      --shadow:0 18px 45px rgba(15, 23, 42, .08);
      --shadow2:0 10px 25px rgba(15, 23, 42, .10);
      --radius:22px;
      --radius2:16px;
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(15,98,254,.10), transparent 28%),
        radial-gradient(circle at 80% 8%, rgba(255,107,44,.13), transparent 24%),
        linear-gradient(180deg,#f9fbff 0%, #f4f7fb 100%);
      line-height:1.7;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{max-width:var(--max);margin:0 auto;padding:0 20px}
    .topbar{
      position:sticky;top:0;z-index:60;
      backdrop-filter:saturate(180%) blur(16px);
      background:rgba(247,249,252,.82);
      border-bottom:1px solid rgba(229,231,235,.8);
    }
    .nav{
      display:flex;align-items:center;justify-content:space-between;gap:18px;
      min-height:76px;
    }
    .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;border:1px solid var(--line);padding:4px}
    .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;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}
    .nav-links a{font-size:14px;color:#334155;padding:8px 10px;border-radius:10px}
    .nav-links a:hover{background:rgba(15,98,254,.08);color:var(--brand)}
    .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;font-size:14px;cursor:pointer;transition:.25s ease;
      box-shadow:none;white-space:nowrap;
    }
    .btn-primary{background:linear-gradient(135deg,var(--brand),#365efc);color:#fff;box-shadow:0 12px 26px rgba(15,98,254,.24)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(15,98,254,.28)}
    .btn-secondary{background:#fff;color:var(--text);border-color:var(--line)}
    .btn-secondary:hover{border-color:#cbd5e1;transform:translateY(-2px)}
    .menu-btn{display:none;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 12px}
    .hero{
      position:relative;
      padding:34px 0 20px;
      overflow:hidden;
    }
    .hero::before,.hero::after{
      content:"";position:absolute;border-radius:999px;filter:blur(6px);pointer-events:none;
    }
    .hero::before{width:220px;height:220px;background:rgba(255,107,44,.18);right:-70px;top:20px}
    .hero::after{width:180px;height:180px;background:rgba(18,184,134,.15);left:-55px;bottom:10px}
    .hero-grid{
      display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:stretch;
      position:relative;z-index:1;
    }
    .hero-main,.hero-side,.section-card,.feature-card,.review-card,.faq-item,.article-card,.timeline-card,.price-card,.case-card,.compare-card,.form-card{
      background:rgba(255,255,255,.86);
      border:1px solid rgba(229,231,235,.95);
      box-shadow:var(--shadow);
      border-radius:var(--radius);
    }
    .hero-main{padding:28px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:7px 12px;border-radius:999px;background:rgba(15,98,254,.08);color:var(--brand);
      font-size:13px;font-weight:700;margin-bottom:14px
    }
    h1{margin:0 0 14px;font-size:clamp(32px,4vw,54px);line-height:1.08;letter-spacing:-.03em}
    .lead{margin:0 0 20px;color:#334155;font-size:17px;max-width:52ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:18px 0 20px}
    .hero-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:16px}
    .mini-stat{
      border-radius:18px;padding:14px 14px 13px;background:linear-gradient(180deg,#fff, #f8fbff);
      border:1px solid var(--line)
    }
    .mini-stat b{display:block;font-size:22px;line-height:1.1}
    .mini-stat span{display:block;font-size:13px;color:var(--muted);margin-top:5px}
    .hero-side{padding:18px;background:linear-gradient(180deg,rgba(255,255,255,.95),rgba(255,250,244,.95))}
    .side-panel{display:grid;gap:12px}
    .glass-block{
      border-radius:18px;padding:16px;background:linear-gradient(135deg,rgba(15,98,254,.08),rgba(255,107,44,.08));
      border:1px solid rgba(15,98,254,.12)
    }
    .glass-block h3,.section-title h2{margin:0 0 8px;font-size:24px;line-height:1.2}
    .glass-block p,.section-title p{margin:0;color:var(--muted)}
    .pill-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .pill{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:#334155}
    .section{padding:14px 0 6px}
    .section-card{padding:24px}
    .section-title{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:18px}
    .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}
    .feature-card,.case-card,.article-card,.timeline-card,.price-card,.compare-card,.review-card,.faq-item{padding:18px}
    .feature-card h3,.case-card h3,.article-card h3,.review-card h3,.price-card h3,.compare-card h3{margin:10px 0 8px;font-size:18px}
    .muted{color:var(--muted)}
    .icon{
      width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
      background:linear-gradient(135deg,rgba(15,98,254,.11),rgba(124,58,237,.10));color:var(--brand);font-weight:800
    }
    .metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
    .metric{
      padding:18px;border-radius:20px;background:linear-gradient(180deg,#fff, #f8fbff);
      border:1px solid var(--line)
    }
    .metric b{font-size:28px;display:block}
    .metric span{color:var(--muted);font-size:13px}
    .workflow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
    .step{
      position:relative;padding:18px;border-radius:20px;background:#fff;border:1px solid var(--line)
    }
    .step::after{
      content:"";position:absolute;inset:auto 18px 16px auto;width:40px;height:40px;border-radius:50%;
      background:rgba(255,107,44,.10);opacity:.8
    }
    .step .num{width:34px;height:34px;border-radius:12px;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:800}
    .table-wrap{overflow-x:auto;border-radius:18px;border:1px solid var(--line)}
    table{width:100%;border-collapse:collapse;background:#fff;min-width:860px}
    th,td{padding:14px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
    th{background:#f8fbff;font-size:14px}
    .badge{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:700}
    .badge.ok{background:rgba(18,184,134,.12);color:#0f8f67}
    .badge.warn{background:rgba(255,107,44,.12);color:#b94c14}
    .badge.info{background:rgba(15,98,254,.12);color:var(--brand)}
    .rating{
      display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center
    }
    .stars{color:#f59e0b;font-size:18px;letter-spacing:1px}
    .faq-list{display:grid;gap:12px}
    .faq-item button{
      width:100%;background:none;border:0;padding:0;text-align:left;cursor:pointer;color:inherit;
      display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:16px;font-weight:700
    }
    .faq-item .answer{display:none;padding-top:10px;color:var(--muted)}
    .faq-item.open .answer{display:block}
    .faq-item .toggle{width:30px;height:30px;border-radius:10px;display:grid;place-items:center;background:#f4f7fb;color:#334155;flex:0 0 auto}
    .reviews .review-card p{margin:0;color:#334155}
    .review-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
    .tag-row{display:flex;flex-wrap:wrap;gap:10px}
    .tag-row a,.tag-row span{
      display:inline-flex;padding:8px 12px;border-radius:999px;border:1px solid var(--line);background:#fff;color:#334155;font-size:13px
    }
    .two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .articles .article-card time{display:block;font-size:13px;color:var(--muted);margin-top:10px}
    .form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    label{display:block;font-size:13px;font-weight:700;color:#334155;margin-bottom:8px}
    input,select,textarea{
      width:100%;padding:13px 14px;border-radius:14px;border:1px solid #dbe3ef;background:#fff;color:var(--text);
      font:inherit;outline:none;transition:.2s ease
    }
    input:focus,select:focus,textarea:focus{border-color:rgba(15,98,254,.55);box-shadow:0 0 0 4px rgba(15,98,254,.10)}
    textarea{min-height:120px;resize:vertical}
    .full{grid-column:1/-1}
    .footer{
      margin-top:18px;background:#0f172a;color:#e5eefc;border-top:1px solid rgba(255,255,255,.08)
    }
    .footer .container{padding-top:28px;padding-bottom:24px}
    .footer-grid{display:grid;grid-template-columns:1.05fr .95fr .9fr;gap:18px}
    .footer h3,.footer a,.footer p,.footer li,.footer small{color:#e5eefc}
    .footer a{text-decoration:none;opacity:.95}
    .footer a:hover{opacity:1;text-decoration:underline}
    .footer .chip{display:inline-flex;padding:7px 10px;border-radius:999px;background:rgba(255,255,255,.08);margin:0 8px 8px 0}
    .subfooter{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:18px;padding-top:14px;border-top:1px solid rgba(255,255,255,.1)}
    .floating{
      position:fixed;right:16px;bottom:16px;z-index:70;display:grid;gap:10px
    }
    .float-btn{
      width:52px;height:52px;border-radius:18px;border:0;display:grid;place-items:center;
      background:linear-gradient(135deg,var(--brand),#5b7cfa);color:#fff;box-shadow:var(--shadow2);cursor:pointer
    }
    .service-float{
      position:fixed;left:16px;bottom:16px;z-index:70;
      max-width:220px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);
      padding:12px
    }
    .service-float img{border-radius:12px;border:1px solid var(--line)}
    .service-float .small{font-size:12px;color:var(--muted)}
    .fade-up{opacity:0;transform:translateY(18px);transition:all .7s ease}
    .fade-up.in{opacity:1;transform:none}
    .section-anchor{scroll-margin-top:92px}
    .map-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .link-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
    .link-grid a{padding:12px 14px;background:#fff;border-radius:14px;border:1px solid var(--line)}
    .header-mobile{display:none}
    .notice{
      display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:12px;
      padding:14px 16px;border-radius:18px;background:linear-gradient(135deg,rgba(15,98,254,.08),rgba(255,107,44,.10));border:1px solid rgba(15,98,254,.12)
    }
    @media (max-width: 1080px){
      .hero-grid,.grid-4,.workflow,.metrics,.grid-3,.map-grid,.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .two-col{grid-template-columns:1fr}
    }
    @media (max-width: 760px){
      .nav-links,.nav-cta{display:none}
      .menu-btn{display:inline-grid;place-items:center}
      .header-mobile{display:block}
      .mobile-panel{display:none;padding:0 0 16px}
      .mobile-panel.open{display:block}
      .mobile-panel .stack{display:grid;gap:10px;padding:14px 0 0}
      .mobile-panel a{padding:12px 14px;border-radius:14px;background:#fff;border:1px solid var(--line)}
      .hero-grid,.grid-4,.workflow,.metrics,.grid-3,.grid-2,.map-grid,.footer-grid,.form-grid{grid-template-columns:1fr}
      .section-title{flex-direction:column;align-items:flex-start}
      .hero{padding-top:18px}
      .hero-main,.hero-side,.section-card{padding:18px}
      .hero-points{grid-template-columns:1fr}
      .service-float{display:none}
      .floating{right:12px;bottom:12px}
      .btn{width:100%}
      .hero-actions{flex-direction:column}
    }