:root{
      --bg:#f4fbf7;
      --bg2:#eef8f2;
      --card:#ffffff;
      --text:#1d2b22;
      --muted:#5d6f64;
      --line:#d9e8de;
      --green:#2ea56a;
      --green2:#1f8f58;
      --mint:#dff5ea;
      --accent:#7ecf9f;
      --shadow:0 18px 40px rgba(24,64,43,.10);
      --shadow2:0 10px 24px rgba(24,64,43,.08);
      --radius:22px;
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(126,207,159,.20), transparent 28%),
        radial-gradient(circle at top right, rgba(46,165,106,.12), transparent 22%),
        linear-gradient(180deg, #f8fcf9 0%, var(--bg) 34%, #f7fbf8 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(100% - 32px, var(--max));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:50;
      backdrop-filter: blur(16px);
      background:rgba(244,251,247,.82);
      border-bottom:1px solid rgba(217,232,222,.8);
    }
    .header-inner{
      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-mark{
      width:42px;height:42px;border-radius:14px;
      background:linear-gradient(145deg, #dcf6e6, #b8eacb);
      border:1px solid #cde6d5;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.7);
      overflow:hidden;display:grid;place-items:center;
      flex:0 0 auto;
    }
    .brand-text{min-width:0}
    .brand-text strong{display:block;font-size:16px;line-height:1.2}
    .brand-text span{display:block;font-size:12px;color:var(--muted);margin-top:3px}
    .nav-toggle{
      display:none;border:1px solid var(--line);background:#fff;color:var(--text);
      padding:10px 12px;border-radius:14px;box-shadow:var(--shadow2)
    }
    .nav{
      display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:flex-end
    }
    .nav a{
      font-size:14px;color:#304238;padding:9px 10px;border-radius:999px;transition:.2s ease;
    }
    .nav a:hover,.nav a:focus-visible{background:var(--mint);outline:none}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      padding:12px 18px;border-radius:16px;border:1px solid transparent;
      font-weight:700;transition:.22s ease;cursor:pointer;white-space:nowrap;
    }
    .btn-primary{
      background:linear-gradient(135deg, var(--green), var(--green2));
      color:#fff;box-shadow:0 14px 26px rgba(46,165,106,.22)
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 28px rgba(46,165,106,.26)}
    .btn-ghost{background:#fff;border-color:var(--line);color:var(--text)}
    .btn-ghost:hover{transform:translateY(-2px);box-shadow:var(--shadow2)}
    main{display:block}
    section{padding:72px 0}
    .hero{
      padding:38px 0 54px;
      position:relative;overflow:hidden
    }
    .hero::before,.hero::after{
      content:"";position:absolute;border-radius:50%;pointer-events:none
    }
    .hero::before{
      width:320px;height:320px;right:-120px;top:-90px;
      background:radial-gradient(circle, rgba(126,207,159,.34), transparent 66%);
    }
    .hero::after{
      width:220px;height:220px;left:-90px;bottom:-70px;
      background:radial-gradient(circle, rgba(46,165,106,.12), transparent 68%);
    }
    .hero-grid{
      display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:stretch
    }
    .hero-copy,.hero-panel,.card,.info-box,.review,.faq-item,.article-card,.step,.service-card,.pricing,.compare,.form-card,.summary-card,.quote-card{
      background:rgba(255,255,255,.86);
      border:1px solid rgba(217,232,222,.92);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
    }
    .hero-copy{padding:34px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 12px;border-radius:999px;background:var(--mint);
      color:#24593d;font-weight:700;font-size:13px
    }
    h1{margin:16px 0 14px;font-size:clamp(32px,5vw,52px);line-height:1.08;letter-spacing:-.02em}
    .lead{margin:0;color:var(--muted);font-size:16px;line-height:1.8;max-width:60ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
    .hero-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:26px}
    .metric{
      padding:16px;border-radius:18px;background:linear-gradient(180deg,#fff, #f7fcf8);
      border:1px solid var(--line)
    }
    .metric strong{display:block;font-size:22px;margin-bottom:6px}
    .metric span{font-size:13px;color:var(--muted);line-height:1.5}
    .hero-panel{padding:24px;display:flex;flex-direction:column;gap:14px}
    .panel-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:9px 12px;border-radius:999px;background:#f1fbf5;border:1px solid #d8eadf;color:#355243;font-size:13px}
    .mini-list{display:grid;gap:10px}
    .mini-item{display:flex;justify-content:space-between;gap:10px;padding:12px 14px;border-radius:16px;background:#fff;border:1px solid var(--line);font-size:14px}
    .mini-item b{color:#21412d}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:24px}
    .section-head h2{margin:0;font-size:clamp(24px,3vw,36px);line-height:1.15}
    .section-head p{margin:0;color:var(--muted);max-width:65ch;line-height:1.7}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .card{padding:22px}
    .card h3,.service-card h3,.step h3,.article-card h3,.review h3{margin:0 0 10px;font-size:18px}
    .card p,.service-card p,.step p,.article-card p,.review p,.faq-answer,.form-note{margin:0;color:var(--muted);line-height:1.75}
    .icon{
      width:48px;height:48px;border-radius:16px;display:grid;place-items:center;
      background:linear-gradient(135deg, #dff5ea, #edf9f2);color:#216947;font-weight:800;
      margin-bottom:14px;border:1px solid #d0e5d8
    }
    .band{
      background:linear-gradient(180deg,#f5fbf7,#eef8f1);
      border-top:1px solid rgba(217,232,222,.8);
      border-bottom:1px solid rgba(217,232,222,.8)
    }
    .service-card{padding:22px;display:flex;flex-direction:column;gap:10px}
    .service-card ul{margin:0;padding-left:18px;color:var(--muted);line-height:1.8}
    .two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
    .timeline{display:grid;gap:12px}
    .step{padding:18px}
    .step strong{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;
      background:var(--mint);color:#24593d;margin-bottom:12px}
    .compare-wrap,.faq-wrap,.reviews-wrap,.articles-wrap{display:grid;gap:18px}
    .compare{
      overflow:hidden
    }
    table{width:100%;border-collapse:collapse}
    th,td{padding:15px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-size:14px;line-height:1.7}
    th{background:#f3faf6;font-size:13px;color:#345042}
    .rating{
      display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:18px
    }
    .score{
      padding:18px;border-radius:18px;background:#f7fcf8;border:1px solid var(--line)
    }
    .score strong{display:block;font-size:22px;margin-bottom:4px}
    .faq-item{overflow:hidden}
    .faq-q{
      width:100%;padding:18px 20px;background:transparent;border:0;color:var(--text);
      display:flex;align-items:center;justify-content:space-between;gap:12px;
      font-size:16px;font-weight:700;text-align:left;cursor:pointer
    }
    .faq-q span{font-size:20px;color:var(--green)}
    .faq-a{padding:0 20px 18px;display:none}
    .faq-item.open .faq-a{display:block}
    .reviews-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .review{padding:22px}
    .review .role{display:inline-block;margin-bottom:10px;padding:7px 10px;border-radius:999px;background:var(--mint);color:#24593d;font-size:12px;font-weight:700}
    .stars{color:#f0a500;letter-spacing:2px;margin-bottom:10px}
    .article-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
    .article-card{padding:22px}
    .article-card .meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px;color:var(--muted);font-size:13px}
    .article-card a{color:var(--green2);font-weight:700}
    .form-card{padding:22px}
    form{display:grid;gap:14px}
    .fields{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    label{display:grid;gap:8px;font-size:14px;font-weight:700;color:#304238}
    input,select,textarea{
      width:100%;padding:14px 15px;border-radius:14px;border:1px solid var(--line);
      background:#fff;color:var(--text);font:inherit;outline:none;transition:.2s ease
    }
    input:focus,select:focus,textarea:focus{border-color:rgba(46,165,106,.6);box-shadow:0 0 0 4px rgba(126,207,159,.16)}
    textarea{min-height:126px;resize:vertical}
    .footer{
      padding:30px 0 26px;background:#edf8f1;border-top:1px solid #d8e7dd;color:#274033
    }
    .footer-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:20px;align-items:start}
    .footer-links{display:flex;flex-wrap:wrap;gap:10px}
    .footer-links a,.footer small{color:#325043}
    .footer-box{
      padding:18px;border-radius:18px;background:#f9fdf9;border:1px solid var(--line)
    }
    .floating{
      position:fixed;right:18px;bottom:18px;z-index:60;
      display:grid;gap:10px
    }
    .floating a,.floating button{
      width:54px;height:54px;border-radius:18px;border:1px solid var(--line);background:#fff;
      display:grid;place-items:center;box-shadow:var(--shadow2);cursor:pointer;color:var(--green2)
    }
    .floating a:hover,.floating button:hover{transform:translateY(-2px)}
    .wechat{
      position:fixed;left:18px;bottom:18px;z-index:60;
      width:min(320px, calc(100vw - 36px));display:none
    }
    .wechat .card{padding:16px}
    .wechat.show{display:block}
    .muted{color:var(--muted)}
    .pill-row{display:flex;flex-wrap:wrap;gap:10px}
    .pill{padding:9px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:#355243}
    .section-anchor{scroll-margin-top:92px}
    .no-top{padding-top:0}
    .article-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}
    .article-links a{padding:8px 10px;border-radius:999px;background:#f3faf6;border:1px solid var(--line);font-size:13px}
    .center-btns{display:flex;flex-wrap:wrap;gap:12px}
    @media (max-width: 1024px){
      .hero-grid,.two-col,.footer-grid,.grid-4,.grid-3,.reviews-grid,.article-list{grid-template-columns:1fr 1fr}
      .hero-metrics{grid-template-columns:1fr 1fr}
    }
    @media (max-width: 760px){
      .nav-toggle{display:inline-flex}
      .nav{
        position:absolute;left:16px;right:16px;top:68px;
        display:none;flex-direction:column;align-items:stretch;gap:6px;
        padding:12px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)
      }
      .nav.open{display:flex}
      .nav a{padding:12px 14px}
      .hero,.section{padding:56px 0}
      .hero-grid,.two-col,.footer-grid,.grid-4,.grid-3,.reviews-grid,.article-list,.fields{grid-template-columns:1fr}
      .hero-copy{padding:24px}
      .hero-metrics{grid-template-columns:1fr 1fr}
      .section-head{align-items:start;flex-direction:column}
      .rating{grid-template-columns:1fr}
      .floating{right:12px;bottom:12px}
      .wechat{left:12px;bottom:82px}
      table{display:block;overflow-x:auto;white-space:nowrap}
    }
    .reveal{opacity:0;transform:translateY(18px);transition:.6s ease}
    .reveal.show{opacity:1;transform:translateY(0)}