:root{
      --bg:#f4f7f1;
      --panel:#ffffff;
      --panel-2:#f8faf6;
      --text:#1f2a1f;
      --muted:#5b6b5d;
      --line:#dce7d7;
      --brand:#19c37d;
      --brand-2:#14a86b;
      --brand-3:#dcf8e8;
      --accent:#0f7d55;
      --shadow:0 18px 45px rgba(24, 76, 52, .10);
      --radius:18px;
      --radius-sm:14px;
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:
      radial-gradient(circle at top left, rgba(25,195,125,.14), transparent 28%),
      radial-gradient(circle at top right, rgba(20,168,107,.10), transparent 24%),
      linear-gradient(180deg, #f7fbf5 0%, #f2f7ef 38%, #f7faf6 100%);
      color:var(--text);line-height:1.65}
    a{color:var(--accent);text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(100% - 32px, var(--max));margin:0 auto}
    .topbar{position:sticky;top:0;z-index:50;background:rgba(247,250,246,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(220,231,215,.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;border:1px solid var(--line)}
    .brand-text{min-width:0}
    .brand-text strong{display:block;font-size:18px;line-height:1.2}
    .brand-text 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:#314034;padding:8px 0;position:relative}
    .nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--brand);transition:.25s}
    .nav-links a:hover::after{width:100%}
    .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;cursor:pointer;transition:.25s;white-space:nowrap}
    .btn-primary{background:linear-gradient(135deg,var(--brand),#39d18f);color:#05351f;box-shadow:0 12px 28px rgba(25,195,125,.25)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(25,195,125,.32)}
    .btn-ghost{background:#fff;color:var(--accent);border-color:var(--line)}
    .btn-ghost:hover{border-color:var(--brand);transform:translateY(-1px)}
    .menu-btn{display:none;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 12px;color:var(--text)}
    .hero{padding:34px 0 18px}
    .hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch}
    .hero-copy,.hero-side,.card,.panel,.faq-item,.review,.article,.timeline li,.pricing,.form-wrap,.compare-wrap{background:rgba(255,255,255,.86);border:1px solid rgba(220,231,215,.85);box-shadow:var(--shadow);border-radius:var(--radius)}
    .hero-copy{padding:30px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:var(--brand-3);color:#0e7e54;font-weight:700;font-size:13px}
    h1{margin:14px 0 14px;font-size:clamp(30px,5vw,52px);line-height:1.08;letter-spacing:-.03em}
    .hero p{margin:0;color:var(--muted);font-size:16px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
    .hero-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:26px}
    .metric{padding:16px;border-radius:16px;background:linear-gradient(180deg,#f8fbf6,#edf8f1);border:1px solid #dcebd8}
    .metric strong{display:block;font-size:22px;color:#0f7d55}
    .metric span{font-size:13px;color:var(--muted)}
    .hero-side{padding:22px;display:flex;flex-direction:column;gap:14px}
    .side-title{font-size:18px;font-weight:800}
    .hero-points{display:grid;gap:10px}
    .hero-point{display:flex;gap:10px;align-items:flex-start;padding:12px 14px;background:#f8fbf6;border:1px solid var(--line);border-radius:14px}
    .dot{width:10px;height:10px;border-radius:50%;background:var(--brand);margin-top:7px;flex:none}
    .section{padding:18px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:18px;margin-bottom:16px}
    .section h2{margin:0;font-size:clamp(22px,3vw,32px)}
    .section h2 small{display:block;font-size:14px;color:var(--muted);font-weight:600;margin-top:6px}
    .section-desc{color:var(--muted);max-width:720px}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .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{padding:20px}
    .card h3{margin:0 0 10px;font-size:18px}
    .card p,.card li{color:var(--muted)}
    .badge{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:#eefaf4;color:#116c47;font-size:12px;font-weight:700}
    .list{margin:0;padding-left:18px;display:grid;gap:8px}
    .compare-wrap{padding:20px;overflow:hidden}
    .table-wrap{overflow:auto}
    table{width:100%;border-collapse:collapse;min-width:920px}
    th,td{padding:14px 12px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}
    th{background:#f2faf5;color:#184d34;font-size:14px}
    td{color:#415245}
    .star{color:#19a46c;font-weight:800}
    .workflow{counter-reset:step}
    .step{position:relative;padding:20px 18px 18px 58px}
    .step::before{counter-increment:step;content:counter(step);position:absolute;left:18px;top:18px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--brand);color:#fff;font-weight:800}
    .step h3{margin-top:0}
    .timeline{display:grid;gap:12px}
    .timeline li{list-style:none;padding:16px 18px;border-radius:16px}
    .timeline strong{display:block;margin-bottom:6px}
    .pricing{padding:20px}
    .pricing .price{font-size:28px;font-weight:900;color:#0f7d55}
    .faq-item{padding:0;overflow:hidden}
    .faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:18px 20px;background:transparent;border:0;color:var(--text);font-size:16px;font-weight:800;cursor:pointer;text-align:left}
    .faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;padding:0 20px}
    .faq-item.active .faq-a{max-height:180px;padding-bottom:18px}
    .faq-a p{margin:0;color:var(--muted)}
    .review{padding:18px}
    .review .meta{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:12px}
    .rating{color:#18a56a;font-weight:900}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:9px 12px;border-radius:999px;background:#f3faf5;border:1px solid var(--line);font-size:13px;color:#31503c}
    .article{padding:18px}
    .article h3{margin:0 0 8px}
    .article time{color:#6c7d6f;font-size:13px}
    .form-wrap{padding:22px}
    form{display:grid;gap:14px}
    .form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    label{display:grid;gap:8px;font-size:14px;font-weight:700;color:#324236}
    input,select,textarea{width:100%;padding:13px 14px;border-radius:14px;border:1px solid var(--line);background:#fff;color:var(--text);font:inherit;outline:none}
    input:focus,select:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(25,195,125,.12)}
    textarea{min-height:120px;resize:vertical}
    .footer{margin-top:18px;background:#13241b;color:#e7f3ea;padding:28px 0}
    .footer a{color:#9af0c7}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}
    .footer small{color:#b9cbc0}
    .footer .foot-box{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:18px;padding:18px}
    .floating{position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px}
    .float-btn{width:50px;height:50px;border-radius:16px;border:0;background:linear-gradient(135deg,var(--brand),#46d595);color:#06331f;box-shadow:0 12px 28px rgba(25,195,125,.28);display:grid;place-items:center;cursor:pointer}
    .side-contact{position:fixed;left:16px;bottom:16px;z-index:60;max-width:240px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:14px}
    .side-contact img{border-radius:12px;border:1px solid var(--line);margin-top:10px}
    .scroll-reveal{opacity:0;transform:translateY(16px);transition:.5s ease}
    .scroll-reveal.show{opacity:1;transform:none}
    .anchor-gap{scroll-margin-top:92px}
    .video-like{border-radius:18px;background:linear-gradient(135deg,#e8fbef,#f8fff9);border:1px solid #d7ead8;padding:18px}
    .mini-panel{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
    .mini-panel a,.mini-panel span{padding:8px 11px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px}
    @media (max-width: 980px){
      .hero-grid,.grid-4,.grid-3,.grid-2,.footer-grid,.form-grid{grid-template-columns:1fr}
      .nav-links{display:none}
      .menu-btn{display:inline-flex}
      .nav.open .nav-links{display:flex;position:absolute;left:16px;right:16px;top:70px;flex-direction:column;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;box-shadow:var(--shadow)}
      .nav{position:relative}
      .hero-metrics{grid-template-columns:1fr}
      .side-contact{display:none}
    }