:root{
      --bg:#f6fbfc;
      --panel:#ffffff;
      --panel-2:#eef8fb;
      --line:#d7e6ea;
      --text:#15313a;
      --muted:#57707a;
      --brand:#0ea5a8;
      --brand-2:#2f7cff;
      --accent:#0b7285;
      --shadow:0 18px 50px rgba(19,71,80,.10);
      --shadow-soft:0 10px 28px rgba(19,71,80,.08);
      --radius:20px;
      --radius-sm:14px;
      --container: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(14,165,168,.10), transparent 25%),
        radial-gradient(circle at top right, rgba(47,124,255,.10), transparent 22%),
        linear-gradient(180deg, #f7fcfd 0%, #f5f9fb 100%);
      line-height:1.65;
      overflow-x:hidden;
    }
    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:40;
      backdrop-filter:saturate(150%) blur(14px);
      background:rgba(247,252,253,.88);
      border-bottom:1px solid rgba(215,230,234,.75);
    }
    .topbar{
      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; box-shadow:0 6px 16px rgba(14,165,168,.12)}
    .brand-text{min-width:0}
    .brand-text strong{display:block; font-size:1.02rem; letter-spacing:.2px}
    .brand-text span{display:block; font-size:.84rem; color:var(--muted)}
    .nav-toggle{display:none; border:1px solid var(--line); background:#fff; color:var(--text); border-radius:12px; padding:10px 12px}
    .nav{display:flex; align-items:center; gap:18px; flex-wrap:wrap}
    .nav a{font-size:.95rem; color:var(--muted); padding:8px 0; position:relative; white-space:nowrap}
    .nav a:after{
      content:""; position:absolute; left:0; bottom:2px; width:0; height:2px;
      background:linear-gradient(90deg,var(--brand),var(--brand-2)); transition:.25s ease;
    }
    .nav a:hover{color:var(--text)}
    .nav a:hover:after{width:100%}
    .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:.25s ease; cursor:pointer; text-align:center;
      box-shadow:none; line-height:1.1;
    }
    .btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2)); color:#fff; box-shadow:0 12px 26px rgba(14,165,168,.24)}
    .btn-primary:hover{transform:translateY(-2px); box-shadow:0 16px 34px rgba(14,165,168,.28)}
    .btn-ghost{background:#fff; border-color:var(--line); color:var(--text)}
    .btn-ghost:hover{transform:translateY(-2px); border-color:#b8dbe0; box-shadow:var(--shadow-soft)}
    main{padding-bottom:10px}
    section{scroll-margin-top:88px}
    .hero{
      padding:34px 0 18px;
    }
    .hero-grid{
      display:grid; grid-template-columns:1.2fr .8fr; gap:24px; align-items:stretch;
    }
    .hero-card{
      background:
        linear-gradient(145deg, rgba(255,255,255,.96), rgba(243,250,252,.96));
      border:1px solid rgba(215,230,234,.9);
      border-radius:30px;
      box-shadow:var(--shadow);
      padding:34px;
      position:relative;
      overflow:hidden;
    }
    .hero-card:before,.hero-card:after{
      content:""; position:absolute; border-radius:50%; pointer-events:none;
      background:radial-gradient(circle, rgba(14,165,168,.20), transparent 70%);
      filter:blur(6px);
    }
    .hero-card:before{width:260px;height:260px;top:-120px;right:-90px}
    .hero-card:after{width:180px;height:180px;bottom:-70px;left:-50px;background:radial-gradient(circle, rgba(47,124,255,.16), transparent 70%)}
    .eyebrow{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 12px; border-radius:999px; background:rgba(14,165,168,.08);
      color:var(--accent); border:1px solid rgba(14,165,168,.18); font-weight:700; font-size:.88rem;
    }
    h1{margin:18px 0 14px; font-size:clamp(2rem, 4vw, 3.4rem); line-height:1.08; letter-spacing:-.02em}
    .lead{color:var(--muted); font-size:1.05rem; max-width:62ch}
    .hero-actions{display:flex; flex-wrap:wrap; gap:12px; margin-top:24px}
    .hero-note{display:flex; flex-wrap:wrap; gap:10px; margin-top:20px; color:var(--muted); font-size:.94rem}
    .pill{padding:8px 12px; background:#fff; border:1px solid var(--line); border-radius:999px}
    .hero-side{
      display:grid; gap:16px;
    }
    .mini-panel{
      background:linear-gradient(180deg,#ffffff 0%,#f4fbfc 100%);
      border:1px solid rgba(215,230,234,.9);
      border-radius:24px;
      padding:20px;
      box-shadow:var(--shadow-soft);
    }
    .mini-panel h2,.section-title h2{margin:0 0 10px; font-size:1.4rem}
    .mini-panel p,.section-desc{margin:0; color:var(--muted)}
    .metric-grid{
      display:grid; grid-template-columns:repeat(4,1fr); gap:14px; margin-top:18px;
    }
    .metric{
      background:rgba(255,255,255,.95);
      border:1px solid var(--line);
      border-radius:20px; padding:18px;
      box-shadow:0 8px 24px rgba(19,71,80,.06);
    }
    .metric strong{display:block; font-size:1.5rem; margin-bottom:4px}
    .metric span{color:var(--muted); font-size:.92rem}
    .section{padding:24px 0}
    .section-head{
      display:flex; align-items:end; justify-content:space-between; gap:20px; margin-bottom:18px;
    }
    .section-title p{margin:8px 0 0; color:var(--muted)}
    .grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .grid-2{display:grid; grid-template-columns:repeat(2,1fr); gap:16px}
    .card{
      background:var(--panel);
      border:1px solid var(--line);
      border-radius:24px;
      padding:22px;
      box-shadow:var(--shadow-soft);
      transition:.25s ease;
    }
    .card:hover{transform:translateY(-4px); box-shadow:0 20px 34px rgba(19,71,80,.10)}
    .card h3{margin:0 0 10px; font-size:1.08rem}
    .card p,.card li{color:var(--muted)}
    .feature-list{padding:0; margin:0; list-style:none; display:grid; gap:10px}
    .feature-list li{display:flex; gap:10px; align-items:flex-start}
    .feature-list li:before{content:""; width:10px; height:10px; margin-top:7px; border-radius:50%; background:linear-gradient(135deg,var(--brand),var(--brand-2)); flex:0 0 10px}
    .tag-cloud{display:flex; flex-wrap:wrap; gap:10px}
    .tag-cloud span{padding:9px 12px; border-radius:999px; background:#eff8fb; border:1px solid #d8e9ed; color:#23424b; font-size:.92rem}
    .workflow{counter-reset:step}
    .step{
      display:grid; grid-template-columns:auto 1fr; gap:14px; align-items:start;
      padding:18px 0; border-bottom:1px dashed #d9e6ea;
    }
    .step:last-child{border-bottom:none; padding-bottom:0}
    .step-num{
      width:42px; height:42px; border-radius:14px; display:grid; place-items:center;
      background:linear-gradient(135deg,rgba(14,165,168,.14),rgba(47,124,255,.12));
      color:var(--accent); font-weight:800;
    }
    .table-wrap{overflow-x:auto; border-radius:24px; border:1px solid var(--line); background:#fff; box-shadow:var(--shadow-soft)}
    table{width:100%; border-collapse:collapse; min-width:760px}
    th,td{padding:16px 18px; text-align:left; border-bottom:1px solid #e7eff2; vertical-align:top}
    th{background:#f4fbfc; color:#23424b; font-size:.95rem}
    td{color:var(--muted)}
    tr:last-child td{border-bottom:none}
    .rating{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap
    }
    .stars{color:#f59e0b; letter-spacing:2px; font-size:1.1rem}
    .score{
      background:rgba(14,165,168,.08); color:var(--accent); border:1px solid rgba(14,165,168,.16);
      padding:7px 10px; border-radius:999px; font-weight:700
    }
    .faq-item{
      background:#fff; border:1px solid var(--line); border-radius:18px; overflow:hidden; box-shadow:var(--shadow-soft)
    }
    .faq-q{
      width:100%; border:none; background:transparent; color:var(--text); text-align:left;
      padding:18px 18px; font-size:1rem; font-weight:700; display:flex; justify-content:space-between; gap:14px; cursor:pointer
    }
    .faq-a{max-height:0; overflow:hidden; transition:max-height .28s ease, padding .28s ease; padding:0 18px}
    .faq-item.open .faq-a{max-height:220px; padding:0 18px 18px}
    .faq-item.open .faq-q{border-bottom:1px solid #edf3f5}
    .faq-q span{color:var(--muted); font-weight:600}
    .review{
      display:flex; flex-direction:column; gap:12px; height:100%
    }
    .review-top{display:flex; justify-content:space-between; gap:14px; align-items:center}
    .review-name{font-weight:800}
    .review-role{color:var(--muted); font-size:.92rem}
    .quote{color:#29444d}
    .case-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .case{
      border-radius:24px; overflow:hidden; background:#fff; border:1px solid var(--line); box-shadow:var(--shadow-soft)
    }
    .case img{width:100%; aspect-ratio:16/10; object-fit:cover}
    .case-body{padding:18px}
    .case-body p{margin:8px 0 0; color:var(--muted)}
    .article-list{display:grid; gap:12px}
    .article{
      display:flex; justify-content:space-between; gap:14px; align-items:center;
      padding:16px 18px; background:#fff; border:1px solid var(--line); border-radius:18px; box-shadow:var(--shadow-soft)
    }
    .article strong{display:block}
    .article span{color:var(--muted); font-size:.92rem}
    .form{
      display:grid; gap:14px
    }
    .field-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:14px}
    .input, .select, .textarea{
      width:100%; border:1px solid #d8e5ea; border-radius:14px; background:#fff; color:var(--text);
      padding:13px 14px; font:inherit; outline:none; transition:.2s ease;
    }
    .textarea{min-height:120px; resize:vertical}
    .input:focus,.select:focus,.textarea:focus{border-color:#7fcdd2; box-shadow:0 0 0 4px rgba(14,165,168,.10)}
    .footer{
      margin-top:26px; padding:26px 0 32px;
      background:linear-gradient(180deg,#f3fafb 0%, #eef7f8 100%);
      border-top:1px solid #d8e6ea; color:#23424b;
    }
    .footer a{color:#0b7285}
    .footer-grid{display:grid; grid-template-columns:1.2fr .8fr; gap:18px}
    .footer small{color:#5c737d}
    .contact-box{
      display:grid; grid-template-columns:repeat(2,1fr); gap:16px
    }
    .contact-card{
      background:#fff; border:1px solid var(--line); border-radius:20px; padding:18px; box-shadow:var(--shadow-soft)
    }
    .contact-card p{margin:8px 0 0; color:var(--muted)}
    .qr{
      display:flex; gap:14px; align-items:center
    }
    .qr img{width:110px; height:110px; object-fit:cover; border-radius:16px; border:1px solid var(--line); background:#fff}
    .sticky-actions{
      position:fixed; right:18px; bottom:18px; z-index:50; display:grid; gap:10px
    }
    .float-btn{
      display:inline-flex; align-items:center; justify-content:center;
      width:52px; height:52px; border-radius:16px; background:linear-gradient(135deg,var(--brand),var(--brand-2));
      color:#fff; box-shadow:0 14px 26px rgba(14,165,168,.25); border:none; cursor:pointer
    }
    .float-panel{
      position:fixed; right:18px; bottom:82px; z-index:50; width:min(320px, calc(100vw - 36px));
      background:#fff; border:1px solid var(--line); border-radius:22px; box-shadow:var(--shadow);
      padding:16px; display:none
    }
    .float-panel.open{display:block}
    .float-panel h3{margin:0 0 8px}
    .float-panel p{margin:0 0 12px; color:var(--muted)}
    .timeline{display:grid; gap:14px}
    .time-item{
      display:grid; grid-template-columns:auto 1fr; gap:14px; align-items:start;
      padding:16px 18px; background:#fff; border:1px solid var(--line); border-radius:18px; box-shadow:var(--shadow-soft)
    }
    .time-dot{width:12px;height:12px;border-radius:50%; background:linear-gradient(135deg,var(--brand),var(--brand-2)); margin-top:8px}
    .badge{display:inline-flex; align-items:center; gap:6px; padding:6px 10px; border-radius:999px; background:#eff8fb; color:#24515a; border:1px solid #d9e9ed; font-size:.88rem}
    .mobile-only{display:none}
    .article-list .article:hover,.faq-item:hover,.contact-card:hover,.time-item:hover{transform:translateY(-2px); transition:.25s ease}
    @media (max-width: 1024px){
      .hero-grid,.grid-3,.case-grid,.footer-grid{grid-template-columns:1fr}
      .metric-grid{grid-template-columns:repeat(2,1fr)}
      .nav-toggle{display:inline-flex}
      .nav-wrap{display:none; width:100%}
      .nav-wrap.open{display:block}
      .nav{padding:14px 0 2px; border-top:1px solid #e1edf0; margin-top:12px}
      .topbar{flex-wrap:wrap}
    }
    @media (max-width: 720px){
      .container{width:min(100% - 22px, var(--container))}
      .hero-card,.card{padding:18px}
      h1{font-size:clamp(1.8rem, 9vw, 2.6rem)}
      .metric-grid,.grid-2,.field-grid,.contact-box{grid-template-columns:1fr}
      .section-head{flex-direction:column; align-items:flex-start}
      .hero{padding-top:20px}
      .hero-actions .btn{width:100%}
      .article{flex-direction:column; align-items:flex-start}
      .qr{flex-direction:column; align-items:flex-start}
      .sticky-actions{right:12px; bottom:12px}
      .float-panel{right:12px; bottom:78px}
      .mobile-only{display:inline-flex}
      .desktop-only{display:none}
    }