:root{
    --green-700:#15803d;
    --green-900:#14532d;
    --green-600:#16a34a;
    --green-100:#dcfce7;
    --yellow:#facc15;
    --cream:#f7f6ef;
    --ink:#1c2b21;
    --muted:#4b6b56;
    --card:#ffffff;
    --radius:14px;
    --radius-sm:8px;
  }
  *{box-sizing:border-box;margin:0;padding:0;}
  html{scroll-behavior:smooth;}
  body{
    font-family:"Segoe UI","Helvetica Neue",Arial,"Microsoft YaHei","微软雅黑","PingFang SC",sans-serif;
    color:var(--ink);
    background:var(--cream);
    line-height:1.75;
    font-size:16px;
    background-image:radial-gradient(circle at 12% 8%,rgba(22,163,74,.09),transparent 42%),radial-gradient(circle at 88% 92%,rgba(20,83,45,.08),transparent 45%);
  }
  a{color:var(--green-700);text-decoration:none;}
  a:hover{color:var(--green-900);text-decoration:underline;}
  img{max-width:100%;display:block;}

  /* header */
  .site-header{
    background:linear-gradient(120deg,var(--green-700),var(--green-900));
    color:#fff;
    position:sticky;top:0;z-index:50;
    box-shadow:0 2px 14px rgba(20,83,45,.28);
  }
  .header-inner{
    max-width:1180px;margin:0 auto;padding:14px 20px;
    display:flex;align-items:center;gap:24px;flex-wrap:wrap;
  }
  .brand{
    display:flex;align-items:center;gap:10px;
    font-weight:700;font-size:19px;letter-spacing:.4px;color:#fff;
  }
  .brand:hover{color:var(--yellow);text-decoration:none;}
  .brand-mark{
    width:34px;height:34px;border-radius:10px;
    background:linear-gradient(140deg,var(--yellow),var(--green-600));
    display:flex;align-items:center;justify-content:center;
    font-size:16px;color:var(--green-900);font-weight:800;
  }
  .nav-links{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-left:auto;}
  .nav-links a{
    color:#e9f7ec;font-size:14.5px;padding:7px 12px;border-radius:8px;
    border:1px solid rgba(255,255,255,.14);
    transition:background .18s ease,color .18s ease;
  }
  .nav-links a:hover{background:rgba(250,204,21,.18);color:var(--yellow);text-decoration:none;}

  .wrap{max-width:1180px;margin:0 auto;padding:0 20px;}

  /* hero */
  .hero{
    background:linear-gradient(150deg,#e8f7ec 0%,#f7f6ef 62%,#fdf8e3 100%);
    border-bottom:1px solid #e2ecdf;
    position:relative;overflow:hidden;
  }
  .hero::after{
    content:"";position:absolute;right:-120px;top:-120px;width:340px;height:340px;
    background:radial-gradient(circle,rgba(250,204,21,.30),transparent 68%);
    border-radius:50%;
  }
  .hero-inner{
    max-width:1180px;margin:0 auto;padding:52px 20px 46px;
    display:grid;grid-template-columns:1.35fr .65fr;gap:36px;align-items:center;
    position:relative;z-index:2;
  }
  .hero h1{
    font-size:33px;line-height:1.32;color:var(--green-900);
    margin-bottom:16px;letter-spacing:.2px;
  }
  .hero h1 span{color:var(--green-700);}
  .hero-lead{font-size:16.5px;color:var(--muted);margin-bottom:22px;}
  .hero-tags{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:24px;}
  .tag{
    background:#fff;border:1px solid #cfe6d4;color:var(--green-700);
    padding:5px 13px;border-radius:999px;font-size:13.5px;font-weight:600;
  }
  .btn-row{display:flex;gap:12px;flex-wrap:wrap;}
  .btn{
    display:inline-block;padding:11px 24px;border-radius:10px;font-weight:700;font-size:15px;
    transition:transform .16s ease, box-shadow .16s ease;
  }
  .btn-primary{
    background:linear-gradient(120deg,var(--green-700),var(--green-900));
    color:#fff;box-shadow:0 6px 18px rgba(20,83,45,.28);
  }
  .btn-primary:hover{color:#fff;text-decoration:none;transform:translateY(-2px);box-shadow:0 9px 22px rgba(20,83,45,.34);}
  .btn-ghost{
    background:#fff;color:var(--green-900);border:1px solid #c4ddc9;
  }
  .btn-ghost:hover{text-decoration:none;transform:translateY(-2px);box-shadow:0 6px 16px rgba(20,83,45,.14);}
  .hero-figure{
    border-radius:12px;overflow:hidden;box-shadow:0 10px 28px rgba(20,83,45,.20);
    border:4px solid #fff;
  }
  .hero-figure img{width:100%;height:100%;object-fit:cover;}

  /* section base */
  section{padding:52px 0;}
  .section-head{margin-bottom:28px;}
  .section-head h2{
    font-size:25px;color:var(--green-900);letter-spacing:.2px;
    display:flex;align-items:center;gap:10px;
  }
  .section-head h2::before{
    content:"";width:7px;height:24px;border-radius:4px;
    background:linear-gradient(180deg,var(--yellow),var(--green-700));
    display:inline-block;
  }
  .section-head p{color:var(--muted);font-size:15px;margin-top:8px;}

  /* geo */
  .geo-block{
    background:#fff;border:1px solid #e0ebde;border-radius:var(--radius);
    padding:30px 32px;box-shadow:0 4px 18px rgba(20,83,45,.06);
    background-image:linear-gradient(180deg,rgba(220,252,231,.35),rgba(255,255,255,0));
  }
  .geo-block p{font-size:15.6px;color:#2f4437;margin-bottom:16px;}
  .geo-block p:last-child{margin-bottom:0;}
  .geo-block strong{color:var(--green-900);}

  /* horizontal cards list */
  .card-list{display:flex;flex-direction:column;gap:16px;}
  .h-card{
    display:grid;grid-template-columns:210px 1fr;gap:0;
    background:var(--card);border:1px solid #e2ece0;border-radius:var(--radius);
    overflow:hidden;box-shadow:0 3px 14px rgba(20,83,45,.07);
    transition:box-shadow .2s ease,transform .2s ease;
  }
  .h-card:hover{box-shadow:0 8px 22px rgba(20,83,45,.13);transform:translateY(-2px);}
  .h-card figure{overflow:hidden;background:#eaf4ec;}
  .h-card figure img{width:100%;height:100%;object-fit:cover;min-height:170px;}
  .h-card .body{padding:20px 24px;}
  .h-card h3{font-size:18.5px;color:var(--green-900);margin-bottom:9px;}
  .h-card p{font-size:14.8px;color:#3c5745;}
  .meta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:12px;font-size:13px;color:var(--muted);}
  .meta-row span{
    background:#f1f8f1;border:1px solid #dceadd;border-radius:999px;padding:3px 11px;
  }

  /* stats */
  .stats{background:linear-gradient(120deg,var(--green-900),var(--green-700));color:#fff;}
  .stats .section-head h2{color:#fff;}
  .stats .section-head h2::before{background:linear-gradient(180deg,var(--yellow),#fff);}
  .stats .section-head p{color:#d4ecd9;}
  .stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
  .stat-card{
    background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.20);
    border-radius:var(--radius);padding:22px 18px;text-align:center;
  }
  .stat-card .num{font-size:30px;font-weight:800;color:var(--yellow);line-height:1.2;}
  .stat-card .label{font-size:13.8px;color:#e2f3e5;margin-top:6px;}

  /* advantages */
  .adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
  .adv-card{
    background:#fff;border:1px solid #e2ece0;border-radius:var(--radius);
    padding:24px 22px;box-shadow:0 3px 14px rgba(20,83,45,.07);
    background-image:linear-gradient(160deg,rgba(220,252,231,.5),rgba(255,255,255,0) 60%);
  }
  .adv-card h3{font-size:17px;color:var(--green-900);margin-bottom:9px;}
  .adv-card p{font-size:14.6px;color:#3c5745;}

  /* testimonials */
  .review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
  .review{
    background:#fff;border:1px solid #e2ece0;border-left:5px solid var(--green-600);
    border-radius:var(--radius-sm);padding:22px;box-shadow:0 3px 12px rgba(20,83,45,.06);
  }
  .review p{font-size:14.8px;color:#3c5745;margin-bottom:12px;}
  .review .who{font-size:13.6px;color:var(--green-900);font-weight:700;}

  /* news */
  .news-item{
    background:#fff;border:1px solid #e2ece0;border-radius:var(--radius);
    padding:22px 26px;box-shadow:0 3px 14px rgba(20,83,45,.06);
    display:grid;grid-template-columns:1fr 150px;gap:20px;align-items:start;
    transition:box-shadow .2s ease,transform .2s ease;
  }
  .news-item:hover{box-shadow:0 8px 22px rgba(20,83,45,.12);transform:translateY(-2px);}
  .news-item h3{font-size:18px;color:var(--green-900);margin-bottom:8px;}
  .news-item p{font-size:14.5px;color:#3c5745;margin-bottom:8px;}
  .news-item .date{
    font-size:13px;color:var(--green-700);font-weight:700;
    background:#f1f8f1;border:1px solid #dceadd;border-radius:8px;
    padding:4px 10px;display:inline-block;white-space:nowrap;
  }
  .news-side{text-align:right;}
  .news-side .badge{
    display:inline-block;background:linear-gradient(120deg,var(--green-700),var(--green-900));
    color:#fff;font-size:12.5px;padding:4px 11px;border-radius:999px;margin-bottom:10px;
  }

  /* faq */
  .faq-list{display:flex;flex-direction:column;gap:14px;}
  .faq-item{
    background:#fff;border:1px solid #e2ece0;border-radius:var(--radius);
    padding:20px 24px;box-shadow:0 3px 12px rgba(20,83,45,.06);
  }
  .faq-item h3{
    font-size:16.6px;color:var(--green-900);margin-bottom:10px;
    display:flex;gap:10px;align-items:flex-start;
  }
  .faq-item h3 .q{
    flex:none;width:24px;height:24px;border-radius:7px;
    background:var(--green-700);color:var(--yellow);font-size:13px;font-weight:800;
    display:flex;align-items:center;justify-content:center;margin-top:3px;
  }
  .faq-item p{font-size:14.8px;color:#3c5745;}

  /* cta */
  .cta-box{
    background:linear-gradient(120deg,var(--green-900),var(--green-700));
    border-radius:16px;padding:40px 34px;color:#fff;text-align:center;
    box-shadow:0 10px 28px rgba(20,83,45,.22);
    background-image:radial-gradient(circle at 85% 15%,rgba(250,204,21,.28),transparent 55%);
  }
  .cta-box h2{font-size:25px;margin-bottom:12px;}
  .cta-box p{color:#dcf2e0;font-size:15.4px;margin-bottom:22px;}

  /* footer */
  .site-footer{
    background:#0f2f1d;color:#c9dfcd;padding:44px 0 22px;margin-top:20px;
    border-top:4px solid var(--yellow);
  }
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px;}
  .footer-grid h4{color:#fff;font-size:15.5px;margin-bottom:12px;}
  .footer-grid p,.footer-grid li{font-size:13.8px;line-height:1.9;color:#b7d3bb;}
  .footer-grid ul{list-style:none;}
  .footer-grid a{color:#cfe8d3;}
  .footer-grid a:hover{color:var(--yellow);}
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.14);margin-top:30px;padding-top:18px;
    display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
    font-size:13.2px;color:#a8c7ad;
  }

  @media (max-width:900px){
    .hero-inner{grid-template-columns:1fr;}
    .stat-grid{grid-template-columns:repeat(2,1fr);}
    .adv-grid,.review-grid{grid-template-columns:1fr;}
    .h-card{grid-template-columns:1fr;}
    .h-card figure img{min-height:180px;}
    .news-item{grid-template-columns:1fr;}
    .news-side{text-align:left;}
    .footer-grid{grid-template-columns:1fr;}
    .hero h1{font-size:26px;}
    .nav-links{margin-left:0;}
  }