:root{
      --bg:#f5fbf5;
      --panel:#ffffff;
      --panel2:#f0f8f1;
      --text:#16311f;
      --muted:#5f7264;
      --line:#dbe8dd;
      --brand:#19b36b;
      --brand2:#10a35f;
      --accent:#dff8ea;
      --shadow:0 14px 40px rgba(18,58,32,.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;background:linear-gradient(180deg,#eef9f0 0%,#f7fbf8 16%,#fbfdfb 55%,#f6faf6 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}
    header{position:sticky;top:0;z-index:50;background:rgba(245,251,245,.88);backdrop-filter:blur(12px);border-bottom:1px solid rgba(219,232,221,.8)}
    .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:#fff;border:1px solid var(--line);padding:6px}
    .brand .name{font-weight:800;letter-spacing:.5px}
    .brand .sub{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:#294332;font-weight:600}
    .nav-links a:hover{color:var(--brand)}
    .menu-btn{display:none;border:1px solid var(--line);background:#fff;color:var(--text);border-radius:12px;padding:10px 12px;font-weight:700}
    .hero{padding:28px 0 18px}
    .hero-grid{display:grid;grid-template-columns:1.35fr .95fr;gap:22px;align-items:stretch}
    .hero-main,.hero-side,.card,.section,.table-card,.quote,.faq-item,.form-card,.case-card,.info-box{background:rgba(255,255,255,.9);border:1px solid rgba(219,232,221,.9);border-radius:var(--radius);box-shadow:var(--shadow)}
    .hero-main{padding:34px;position:relative;overflow:hidden}
    .hero-main:before,.hero-main:after{content:"";position:absolute;border-radius:999px;background:radial-gradient(circle,rgba(25,179,107,.12),rgba(25,179,107,0) 70%);pointer-events:none}
    .hero-main:before{width:260px;height:260px;right:-60px;top:-60px}
    .hero-main:after{width:180px;height:180px;left:-40px;bottom:-40px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;background:var(--accent);color:var(--brand2);border-radius:999px;font-size:13px;font-weight:700}
    h1{margin:14px 0 12px;font-size:clamp(30px,4.5vw,52px);line-height:1.08;letter-spacing:-.02em}
    .lead{margin:0;color:var(--muted);font-size:16px;max-width:58ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:14px;padding:13px 18px;font-weight:800;border:1px solid transparent;transition:.2s ease;cursor:pointer}
    .btn-primary{background:linear-gradient(135deg,var(--brand),#26d07c);color:#fff;box-shadow:0 10px 24px rgba(25,179,107,.24)}
    .btn-primary:hover{transform:translateY(-2px)}
    .btn-secondary{background:#fff;border-color:var(--line);color:var(--text)}
    .btn-secondary:hover{border-color:#b7e5c8;transform:translateY(-2px)}
    .hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
    .chip{padding:8px 11px;border-radius:999px;background:#f4fbf6;border:1px solid #dfece1;color:#2e4b39;font-size:13px}
    .hero-side{padding:22px;display:grid;gap:14px}
    .metric-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .metric{padding:18px;border-radius:18px;background:linear-gradient(180deg,#ffffff,#f6fbf7);border:1px solid var(--line)}
    .metric strong{display:block;font-size:28px;line-height:1;color:var(--brand2)}
    .metric span{display:block;margin-top:8px;font-size:13px;color:var(--muted)}
    .hero-note{padding:16px 18px;border-radius:18px;background:linear-gradient(135deg,#ebfdf1,#ffffff);border:1px dashed #bfe6cb;color:#335240}
    .section{padding:28px;margin-top:18px}
    .section h2{margin:0 0 8px;font-size:28px}
    .section p.desc{margin:0 0 18px;color:var(--muted)}
    .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}
    .card{padding:20px}
    .card h3{margin:0 0 8px;font-size:18px}
    .card p,.card li{color:var(--muted)}
    .card ul{margin:12px 0 0;padding-left:18px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud span{padding:8px 12px;border-radius:999px;background:#f3faf5;border:1px solid #dbe8dd;font-size:13px;color:#355141}
    .timeline{display:grid;gap:12px}
    .step{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;padding:16px 18px;border-radius:18px;background:#fff;border:1px solid var(--line)}
    .step .num{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--accent);color:var(--brand2);font-weight:800}
    .compare-wrap{overflow:auto;border-radius:18px;border:1px solid var(--line);background:#fff}
    table{width:100%;border-collapse:collapse;min-width:760px}
    th,td{padding:14px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
    th{background:#f4fbf6;color:#1f3828}
    .rating{display:flex;gap:6px;flex-wrap:wrap}
    .star{color:#19b36b;font-size:18px}
    details{border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden}
    summary{list-style:none;cursor:pointer;padding:16px 18px;font-weight:700;display:flex;justify-content:space-between;align-items:center;gap:16px}
    summary::-webkit-details-marker{display:none}
    details p{margin:0;padding:0 18px 16px;color:var(--muted)}
    .quotes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .quote{padding:20px}
    .quote .who{margin-top:14px;font-weight:800}
    .quote .role{font-size:13px;color:var(--muted)}
    .media-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
    .media-grid img{width:100%;border-radius:18px;border:1px solid var(--line);aspect-ratio:16/10;object-fit:cover;background:#f7fbf8}
    .articles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .article{padding:18px;border-radius:18px;border:1px solid var(--line);background:#fff}
    .article h3{margin:0 0 8px;font-size:17px}
    .article a{color:var(--brand2);font-weight:700}
    .form-card{padding:22px}
    form{display:grid;gap:14px}
    .fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    label{display:grid;gap:8px;font-size:14px;font-weight:700}
    input,select,textarea{width:100%;border:1px solid #cfe0d2;background:#fff;border-radius:14px;padding:13px 14px;font:inherit;color:var(--text);outline:none}
    input:focus,select:focus,textarea:focus{border-color:#79d9a1;box-shadow:0 0 0 4px rgba(25,179,107,.12)}
    textarea{min-height:124px;resize:vertical}
    .submit-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
    .support{display:grid;grid-template-columns:240px 1fr;gap:18px;align-items:start}
    .qr{padding:16px;border:1px solid var(--line);border-radius:18px;background:#fff;text-align:center}
    .qr img{width:100%;max-width:200px;margin:0 auto;border-radius:14px;border:1px solid var(--line)}
    footer{margin-top:18px;padding:26px 0 28px;background:#eff8f0;border-top:1px solid var(--line);color:#274032}
    .footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:18px}
    .footer-grid a{color:#274032}
    .footer-grid a:hover{color:var(--brand2)}
    .footer-small{margin-top:16px;padding-top:16px;border-top:1px solid var(--line);font-size:13px;color:#5f7264}
    .float-actions{position:fixed;right:16px;bottom:16px;display:grid;gap:10px;z-index:60}
    .float-actions a,.float-actions button{width:48px;height:48px;border-radius:16px;border:none;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),#21c66f);color:#fff;box-shadow:0 12px 24px rgba(25,179,107,.24);cursor:pointer}
    .backtop{opacity:0;pointer-events:none;transform:translateY(8px);transition:.2s ease}
    .backtop.show{opacity:1;pointer-events:auto;transform:translateY(0)}
    .reveal{opacity:0;transform:translateY(16px);transition:.55s ease}
    .reveal.in{opacity:1;transform:none}
    .topbar-mobile{display:none}
    .info-box{padding:18px}
    .mini-list{display:grid;gap:10px;margin:0;padding:0;list-style:none}
    .mini-list li{display:flex;justify-content:space-between;gap:12px;border-bottom:1px dashed #e0ebe3;padding-bottom:10px}
    .mini-list li:last-child{border-bottom:none;padding-bottom:0}
    @media (max-width: 960px){
      .hero-grid,.grid-3,.quotes,.footer-grid,.support,.media-grid{grid-template-columns:1fr}
      .articles,.grid-2,.fields{grid-template-columns:1fr}
      .nav-links{display:none}
      .menu-btn{display:inline-flex}
      .nav-links.open{display:flex;position:absolute;left:16px;right:16px;top:68px;padding:14px;background:#fff;border:1px solid var(--line);border-radius:18px;flex-direction:column;align-items:flex-start;box-shadow:var(--shadow)}
      .topbar-mobile{display:block}
    }