:root{
      --bg:#f6fbf7;
      --bg2:#edf8ef;
      --card:#ffffff;
      --text:#163022;
      --muted:#5f7467;
      --line:#d7eadc;
      --brand:#23b36b;
      --brand2:#14d27d;
      --accent:#f3fff7;
      --shadow:0 14px 40px rgba(20, 90, 50, .10);
      --shadow2:0 8px 22px rgba(20, 90, 50, .08);
      --radius:22px;
      --radius-sm:16px;
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(35,179,107,.12), transparent 28%),
        radial-gradient(circle at top right, rgba(20,210,125,.10), transparent 25%),
        linear-gradient(180deg, #f9fffb 0%, var(--bg) 26%, #f7fcf8 100%);
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    .container{width:min(var(--max), calc(100% - 32px)); margin:0 auto}
    .topbar{
      position:sticky; top:0; z-index:50;
      backdrop-filter: blur(16px);
      background:rgba(248,255,250,.82);
      border-bottom:1px solid rgba(215,234,220,.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:44px; height:44px; object-fit:contain; border-radius:12px; background:#fff; padding:4px; box-shadow:var(--shadow2)}
    .brand-text{display:flex; flex-direction:column; gap:2px; min-width:0}
    .brand-text strong{font-size:18px; line-height:1.1}
    .brand-text span{font-size:12px; color:var(--muted); white-space:nowrap; overflow:hidden; text-overflow:ellipsis}
    .navlinks{display:flex; align-items:center; gap:18px; flex-wrap:wrap; justify-content:flex-end}
    .navlinks a{font-size:14px; color:#284434; padding:8px 10px; border-radius:999px; transition:.25s}
    .navlinks a:hover{background:rgba(35,179,107,.10); color:#0f5c35}
    .nav-actions{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; cursor:pointer; transition:.25s ease; white-space:nowrap;
    }
    .btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand2)); color:#fff; box-shadow:0 12px 24px rgba(35,179,107,.22)}
    .btn-primary:hover{transform:translateY(-2px); box-shadow:0 16px 28px rgba(35,179,107,.28)}
    .btn-ghost{background:#fff; color:var(--text); border-color:var(--line)}
    .btn-ghost:hover{transform:translateY(-2px); border-color:#bce4c8}
    .menu-toggle{display:none}
    .hero{
      position:relative;
      padding:34px 0 18px;
    }
    .hero-grid{
      display:grid; grid-template-columns:1.15fr .85fr; gap:22px; align-items:stretch;
    }
    .hero-copy, .hero-panel, .section-card, .info-card, .faq-item, .review, .article, .metric, .service-card, .step, .compare, .timeline-item, .price-card, .tag-cloud, .form-card, .contact-card, .case-card{
      background:var(--card); border:1px solid rgba(215,234,220,.92); box-shadow:var(--shadow2);
    }
    .hero-copy{
      border-radius:30px; padding:34px;
      background:
        linear-gradient(135deg, rgba(255,255,255,.95), rgba(245,255,248,.95)),
        radial-gradient(circle at top right, rgba(35,179,107,.12), transparent 32%);
    }
    .eyebrow{
      display:inline-flex; align-items:center; gap:8px; padding:8px 14px; border-radius:999px;
      background:rgba(35,179,107,.10); color:#11643b; font-weight:700; font-size:13px;
    }
    h1{margin:16px 0 14px; font-size:clamp(32px, 5vw, 56px); line-height:1.05; letter-spacing:-.02em}
    .hero p{margin:0; color:var(--muted); font-size:16px; line-height:1.8}
    .hero-actions{display:flex; flex-wrap:wrap; gap:12px; margin-top:24px}
    .hero-highlights{display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin-top:24px}
    .mini{
      padding:14px 14px 13px; border-radius:18px; background:var(--accent); border:1px solid #dbeee0;
    }
    .mini strong{display:block; font-size:18px}
    .mini span{font-size:12px; color:var(--muted)}
    .hero-panel{
      border-radius:30px; padding:24px; display:flex; flex-direction:column; gap:14px; justify-content:space-between;
      background:linear-gradient(180deg, #ffffff, #f4fff6);
    }
    .panel-top{display:grid; gap:12px}
    .panel-badge{display:flex; gap:8px; flex-wrap:wrap}
    .chip{font-size:12px; padding:7px 10px; border-radius:999px; background:#edf9f0; border:1px solid #d9ecdF; color:#236145}
    .metric-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:12px}
    .metric{border-radius:18px; padding:16px}
    .metric strong{display:block; font-size:24px; margin-bottom:5px}
    .metric span{font-size:13px; color:var(--muted)}
    .panel-note{padding:14px 16px; border-radius:18px; background:linear-gradient(135deg, rgba(35,179,107,.10), rgba(20,210,125,.08)); border:1px dashed #bfe6ca; color:#20533a; line-height:1.7}
    .section{padding:20px 0}
    .section-head{
      display:flex; align-items:end; justify-content:space-between; gap:16px; margin-bottom:16px;
    }
    .section-head h2{margin:0; font-size:clamp(24px, 3vw, 34px)}
    .section-head p{margin:0; color:var(--muted); max-width:700px; line-height:1.7}
    .grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .grid-4{display:grid; grid-template-columns:repeat(4,1fr); gap:16px}
    .section-card, .service-card, .review, .article, .compare, .price-card, .form-card, .contact-card, .case-card, .timeline-item, .step, .tag-cloud, .faq-item{
      border-radius:24px; overflow:hidden;
    }
    .section-card{padding:22px}
    .service-card{padding:20px}
    .service-card h3, .compare h3, .review h3, .article h3, .case-card h3, .price-card h3, .step h3{margin:0 0 8px; font-size:18px}
    .service-card p, .compare p, .review p, .article p, .case-card p, .price-card p, .step p{margin:0; color:var(--muted); line-height:1.75}
    .icon{
      width:46px; height:46px; border-radius:16px; display:grid; place-items:center;
      background:linear-gradient(135deg, rgba(35,179,107,.12), rgba(20,210,125,.08)); color:#0d6b3e; margin-bottom:14px;
      font-size:20px;
    }
    .section-soft{
      background:linear-gradient(180deg, rgba(255,255,255,.55), rgba(245,255,248,.9));
      border-top:1px solid rgba(215,234,220,.9);
      border-bottom:1px solid rgba(215,234,220,.9);
    }
    .split{
      display:grid; grid-template-columns:1fr 1fr; gap:16px; align-items:start;
    }
    .list{
      display:grid; gap:10px; margin-top:14px;
    }
    .list li{list-style:none; display:flex; gap:10px; align-items:flex-start; color:#294635; line-height:1.7}
    .check{width:20px; height:20px; border-radius:50%; background:#e7f8ee; color:#11643b; display:grid; place-items:center; flex:0 0 20px; margin-top:2px; font-size:12px}
    .steps{display:grid; grid-template-columns:repeat(4,1fr); gap:16px}
    .step{padding:20px}
    .step strong{display:inline-flex; align-items:center; justify-content:center; width:36px; height:36px; border-radius:12px; background:#eaf9ef; color:#0f6c3f; margin-bottom:14px}
    .compare-table{width:100%; border-collapse:separate; border-spacing:0}
    .compare-table th, .compare-table td{padding:14px 12px; border-bottom:1px solid var(--line); text-align:left; vertical-align:top; font-size:14px}
    .compare-table th{background:#f3fbf6; color:#214235}
    .compare-wrap{overflow-x:auto; border-radius:20px}
    .rating{
      display:flex; gap:6px; align-items:center; color:#0f6c3f; font-weight:700
    }
    .stars{letter-spacing:2px; color:#14b866}
    .tag-cloud{padding:20px}
    .tags{display:flex; flex-wrap:wrap; gap:10px; margin-top:14px}
    .tag{padding:10px 14px; border-radius:999px; background:#f3fbf6; border:1px solid #dcede0; color:#234334; font-size:13px}
    .timeline{display:grid; gap:12px}
    .timeline-item{padding:18px 18px 18px 20px; display:flex; gap:14px; align-items:flex-start}
    .timeline-dot{width:14px; height:14px; border-radius:50%; margin-top:6px; background:linear-gradient(135deg,var(--brand),var(--brand2)); box-shadow:0 0 0 5px rgba(35,179,107,.12)}
    .timeline-item h3{margin:0 0 6px; font-size:17px}
    .faq-grid{display:grid; gap:12px}
    .faq-item summary{
      list-style:none; cursor:pointer; padding:18px 20px; display:flex; align-items:center; justify-content:space-between; gap:12px; font-weight:700;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item .ans{padding:0 20px 18px; color:var(--muted); line-height:1.8}
    .faq-item[open]{box-shadow:var(--shadow)}
    .reviews{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .review{padding:20px}
    .review .meta{display:flex; align-items:center; justify-content:space-between; gap:12px; margin-bottom:12px}
    .review .role{font-size:13px; color:var(--muted)}
    .articles{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .article{padding:20px}
    .article .label{font-size:12px; color:#0f6c3f; background:#edf9f0; display:inline-block; padding:7px 10px; border-radius:999px; margin-bottom:12px}
    .article a.more{display:inline-flex; margin-top:14px; color:#0f6c3f; font-weight:700}
    .case-list{display:grid; grid-template-columns:repeat(2,1fr); gap:16px}
    .case-card{padding:20px}
    .price-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .price-card{padding:22px}
    .price-card .num{font-size:30px; font-weight:800; color:#0f6c3f; margin:10px 0}
    .price-card ul{margin:14px 0 0; padding:0; display:grid; gap:10px}
    .price-card li{list-style:none; display:flex; gap:10px; color:#294635; line-height:1.7}
    .contact-grid{display:grid; grid-template-columns:1.05fr .95fr; gap:16px}
    .form-card, .contact-card{padding:22px}
    .form-row{display:grid; grid-template-columns:1fr 1fr; gap:12px}
    .field{display:grid; gap:8px; margin-bottom:12px}
    .field label{font-size:13px; font-weight:700; color:#264236}
    .field input, .field select, .field textarea{
      width:100%; border:1px solid #d6e9db; border-radius:14px; padding:13px 14px; background:#fff; color:var(--text); font:inherit; outline:none;
    }
    .field textarea{min-height:120px; resize:vertical}
    .field input:focus, .field select:focus, .field textarea:focus{border-color:#77d69a; box-shadow:0 0 0 4px rgba(35,179,107,.10)}
    .contact-points{display:grid; gap:12px}
    .contact-box{padding:16px; border-radius:18px; background:#f7fdf8; border:1px solid #dbeede}
    .float-bar{
      position:fixed; right:16px; bottom:16px; z-index:60; display:grid; gap:10px;
    }
    .float-btn{
      width:54px; height:54px; border-radius:18px; display:grid; place-items:center; background:linear-gradient(135deg,var(--brand),var(--brand2)); color:#fff; box-shadow:0 16px 30px rgba(35,179,107,.28); border:none; cursor:pointer;
    }
    .float-link{
      width:54px; height:54px; border-radius:18px; display:grid; place-items:center; background:#fff; border:1px solid #d8eadc; box-shadow:var(--shadow2); color:#0f6c3f;
    }
    footer{
      margin-top:18px;
      background:#f1faf4;
      border-top:1px solid #d7eadc;
      color:#274235;
    }
    .footer-grid{display:grid; grid-template-columns:1.1fr .9fr .9fr; gap:16px; padding:26px 0}
    .footer-grid h3{margin:0 0 12px; font-size:18px}
    .footer-grid a{color:#1b6a41}
    .footer-grid p, .footer-grid li{color:#496557; line-height:1.8}
    .footer-grid ul{margin:0; padding:0; display:grid; gap:8px}
    .foot-bottom{border-top:1px solid #d7eadc; padding:14px 0 18px; font-size:13px; color:#5e7067}
    .mobile-panel{display:none}
    .scroll-reveal{opacity:0; transform:translateY(14px); transition:.7s ease}
    .scroll-reveal.show{opacity:1; transform:none}
    .home-link{font-weight:700}
    .hero .home-link{display:inline-flex}
    .card-image-row{display:grid; grid-template-columns:1fr 1fr; gap:12px}
    .art-images{display:grid; gap:12px}
    .art-images img{border-radius:18px; border:1px solid #dfeee2; box-shadow:var(--shadow2)}
    @media (max-width: 1024px){
      .hero-grid, .split, .contact-grid, .footer-grid, .grid-4, .steps{grid-template-columns:1fr 1fr}
      .grid-3, .reviews, .articles, .case-list, .price-grid{grid-template-columns:1fr 1fr}
      .hero-highlights{grid-template-columns:1fr}
    }
    @media (max-width: 768px){
      .navlinks, .nav-actions{display:none}
      .menu-toggle{display:inline-flex}
      .hero-grid, .split, .contact-grid, .footer-grid, .grid-3, .grid-4, .steps, .reviews, .articles, .case-list, .price-grid, .form-row{grid-template-columns:1fr}
      .hero-copy, .hero-panel{padding:22px; border-radius:24px}
      .section-head{align-items:flex-start; flex-direction:column}
      .mobile-panel{display:block; padding:0 0 16px}
      .mobile-menu{
        display:none; margin-top:10px; padding:12px; border-radius:20px; background:#fff; border:1px solid var(--line); box-shadow:var(--shadow2)
      }
      .mobile-menu a{display:block; padding:10px 10px; border-radius:12px; color:#244033}
      .mobile-menu a:hover{background:#f2fbf5}
    }