:root{--bg:#f5fbf8;--card:#ffffff;--card2:#eef8f2;--line:#d7e7de;--text:#183027;--muted:#567164;--brand:#22a06b;--brand2:#7dd3b0;--accent:#0f7d55;--shadow:0 14px 40px rgba(24,48,39,.08);--radius:20px;--container:1180px}
    *{box-sizing:border-box} html{scroll-behavior:smooth}
    body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:linear-gradient(180deg,#f7fcf9 0%,#f2f8f5 55%,#f8fcfa 100%);color:var(--text)}
    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(247,252,249,.86);backdrop-filter:blur(12px);border-bottom:1px solid rgba(215,231,222,.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;padding:4px;box-shadow:0 8px 20px rgba(34,160,107,.12)}
    .brand h1{font-size:18px;line-height:1.1;margin:0;font-weight:800}
    .brand p{margin:3px 0 0;color:var(--muted);font-size:12px}
    .navlinks{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:flex-end}
    .navlinks a,.navlinks button{border:1px solid var(--line);background:#fff;color:var(--text);padding:10px 14px;border-radius:999px;font-size:14px;transition:.25s ease;cursor:pointer}
    .navlinks a:hover,.navlinks button:hover,.btn:hover,.ghost:hover,.submit:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(24,48,39,.08)}
    .menu-btn{display:none}
    .hero{padding:46px 0 18px}
    .hero-grid{display:grid;grid-template-columns:1.22fr .78fr;gap:22px;align-items:stretch}
    .hero-main,.hero-side,.card,.section-box,.faq-item,.review,.timeline li,.price-card,.compare,.form-card{background:linear-gradient(180deg,#fff 0%,#fbfefc 100%);border:1px solid rgba(215,231,222,.95);border-radius:var(--radius);box-shadow:var(--shadow)}
    .hero-main{padding:34px;position:relative;overflow:hidden}
    .hero-main:before,.hero-side:before{content:"";position:absolute;inset:auto -40px -60px auto;width:220px;height:220px;border-radius:50%;background:radial-gradient(circle,rgba(125,211,176,.25),transparent 68%);pointer-events:none}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:#eaf7f1;color:var(--accent);font-size:13px;font-weight:700}
    .hero h2{font-size:clamp(30px,4vw,50px);line-height:1.08;margin:14px 0 12px}
    .hero p{color:var(--muted);font-size:16px;line-height:1.8;margin:0 0 20px;max-width:62ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
    .btn,.ghost,.submit{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:14px;padding:13px 18px;font-weight:700;border:1px solid transparent;transition:.25s ease}
    .btn{background:linear-gradient(135deg,var(--brand),#14935f);color:#fff}
    .ghost{background:#fff;border-color:var(--line);color:var(--text)}
    .hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
    .stat{padding:14px;border-radius:16px;background:#f4fbf7;border:1px solid #deece4}
    .stat strong{display:block;font-size:22px;margin-bottom:4px}
    .stat span{color:var(--muted);font-size:13px}
    .hero-side{padding:22px;display:flex;flex-direction:column;gap:14px;position:relative;overflow:hidden}
    .hero-side .mini{padding:16px;border-radius:18px;background:linear-gradient(180deg,#f4fbf7,#eef8f2);border:1px solid #d9eadf}
    .mini h3{margin:0 0 8px;font-size:16px}
    .tagcloud{display:flex;flex-wrap:wrap;gap:10px}
    .tagcloud span{padding:8px 11px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:#315244}
    .section{padding:26px 0}
    .section h3{margin:0 0 12px;font-size:26px}
    .section p.lead{margin:0 0 18px;color:var(--muted);line-height:1.8}
    .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,.section-box,.price-card,.compare,.form-card{padding:22px}
    .card h4,.section-box h4,.price-card h4{margin:0 0 8px;font-size:18px}
    .card p,.section-box p,.price-card p{margin:0;color:var(--muted);line-height:1.75}
    .icon{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,#dcf6e8,#f4fbf7);display:grid;place-items:center;margin-bottom:14px;color:var(--accent);font-weight:900}
    .flow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{padding:18px;border-radius:18px;background:#fff;border:1px solid var(--line);position:relative}
    .step b{display:inline-flex;width:32px;height:32px;border-radius:10px;align-items:center;justify-content:center;background:#eaf7f1;color:var(--accent);margin-bottom:12px}
    .table-wrap{overflow-x:auto;border-radius:18px;border:1px solid var(--line);background:#fff}
    table{width:100%;border-collapse:collapse;min-width:760px}
    th,td{padding:14px 16px;border-bottom:1px solid #edf3ef;text-align:left;font-size:14px}
    th{background:#eff8f3;color:#224236}
    .rating{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
    .stars{color:#e09b15;font-size:20px;letter-spacing:1px}
    .timeline{list-style:none;padding:0;margin:0;display:grid;gap:12px}
    .timeline li{padding:16px 18px;border-radius:16px}
    .review{padding:18px}
    .review .meta{display:flex;justify-content:space-between;gap:10px;margin-bottom:10px;color:var(--muted);font-size:13px}
    .faq-item{overflow:hidden}
    .faq-q{width:100%;text-align:left;padding:18px 20px;background:transparent;border:0;color:var(--text);font-size:16px;font-weight:700;display:flex;justify-content:space-between;gap:12px;cursor:pointer}
    .faq-a{padding:0 20px 18px;color:var(--muted);line-height:1.8;display:none}
    .faq-item.active .faq-a{display:block}
    .faq-item.active .faq-q span{transform:rotate(45deg)}
    .faq-q span{transition:.2s ease}
    .article-list{display:grid;gap:12px}
    .article{padding:16px 18px;border-radius:16px;background:#fff;border:1px solid var(--line);display:flex;justify-content:space-between;gap:12px;align-items:center}
    .article small{color:var(--muted)}
    .form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .field{display:flex;flex-direction:column;gap:8px}
    label{font-size:14px;font-weight:700}
    input,select,textarea{width:100%;padding:13px 14px;border-radius:14px;border:1px solid #cfe0d6;background:#fff;color:var(--text);font:inherit;outline:none}
    textarea{min-height:120px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:#8ccfb1;box-shadow:0 0 0 4px rgba(34,160,107,.08)}
    .full{grid-column:1/-1}
    .footer-top{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}
    footer{margin-top:18px;background:#edf7f1;border-top:1px solid #d9eadf;color:#1e332a}
    .footer{padding:26px 0}
    .footer a{color:#145c3e}
    .footer .links{display:flex;flex-wrap:wrap;gap:10px}
    .footer .links a{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line)}
    .support{display:grid;grid-template-columns:140px 1fr;gap:16px;align-items:center}
    .support img{width:140px;border-radius:18px;border:1px solid var(--line);background:#fff}
    .float-actions{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:10px;z-index:60}
    .float-actions a,.float-actions button{width:48px;height:48px;border-radius:16px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow);display:grid;place-items:center;color:var(--accent);cursor:pointer}
    .to-top{display:none}
    [data-reveal]{opacity:0;transform:translateY(18px);transition:.6s ease}
    [data-reveal].in{opacity:1;transform:translateY(0)}
    .home-link{font-weight:800;color:var(--accent)}
    @media (max-width: 960px){
      .hero-grid,.grid-3,.grid-2,.flow,.footer-top,.support{grid-template-columns:1fr}
      .hero-stats{grid-template-columns:repeat(2,1fr)}
      .navlinks{display:none}
      .menu-btn{display:inline-flex}
      .navlinks.open{display:flex;position:absolute;left:16px;right:16px;top:68px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}
    }
    @media (max-width: 640px){
      .hero-main,.hero-side,.card,.section-box,.price-card,.compare,.form-card{padding:18px}
      .hero{padding-top:24px}
      .hero h2{font-size:30px}
      .hero-stats{grid-template-columns:1fr 1fr}
      .form-grid{grid-template-columns:1fr}
      .support{grid-template-columns:1fr}
    }