:root{--ink:#18332b;--muted:#536b61;--green:#18764e;--mint:#ccebd7;--lime:#d9ed8e;--paper:#f4faf5;--white:#fff;--line:#d8e8dc;--deep:#123d2e;--coral:#d56f50;--shadow:0 14px 38px rgba(28,81,54,.09);--container:1160px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth;scroll-padding-top:94px}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.7}
    a{color:inherit;text-decoration:none}
    button,input,select,textarea{font:inherit}
    button,a{-webkit-tap-highlight-color:transparent}
    .container{width:min(var(--container),calc(100% - 40px));margin-inline:auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(244,250,245,.96);border-bottom:1px solid rgba(24,118,78,.13);backdrop-filter:blur(12px)}
    .header-inner{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:10px;flex:none}
    .brand img{display:block;width:42px;height:42px;object-fit:contain}
    .brand-name{font-size:17px;font-weight:800;letter-spacing:0}
    .nav-links{display:flex;align-items:center;justify-content:flex-end;gap:0;flex-wrap:wrap}
    .nav-links a{padding:8px 9px;font-size:12px;color:#39574a;white-space:nowrap;border-radius:5px;transition:background .2s,color .2s}
    .nav-links a:hover,.nav-links a:focus-visible{background:#e0f1e4;color:var(--green)}
    .nav-cta,.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--green);border-radius:5px;padding:11px 18px;background:var(--green);color:#fff;font-weight:700;transition:transform .2s,box-shadow .2s,background .2s}
    .nav-cta{padding:9px 14px;font-size:13px;white-space:nowrap}
    .button:hover,.nav-cta:hover{transform:translateY(-2px);box-shadow:0 9px 20px rgba(24,118,78,.2);background:#105f3d}
    .button.secondary{background:transparent;color:var(--green)}
    .button.secondary:hover{background:#e7f4e9}
    .menu-toggle{display:none;background:transparent;border:1px solid var(--line);border-radius:5px;padding:8px 11px;color:var(--ink)}
    .hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#e3f5e8 0%,#f4faf5 58%,#eef4cf 100%);border-bottom:1px solid var(--line)}
    .hero:before,.hero:after{content:"";position:absolute;border:1px solid rgba(24,118,78,.16);border-radius:50%;pointer-events:none}
    .hero:before{width:450px;height:450px;right:-120px;top:-265px}
    .hero:after{width:320px;height:320px;right:-55px;top:-200px}
    .hero-inner{position:relative;z-index:1;padding:76px 0 58px;max-width:900px}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--green);font-size:13px;font-weight:750}
    .eyebrow:before{content:"";display:block;width:24px;height:2px;background:var(--coral)}
    h1{max-width:760px;margin:17px 0 18px;font-size:clamp(38px,6vw,68px);line-height:1.12;letter-spacing:0;color:var(--deep)}
    .hero p{max-width:680px;margin:0;color:#3e5d4d;font-size:18px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
    .hero-note{margin-top:26px!important;font-size:13px!important;color:#587366!important}
    .hero-note strong{color:var(--green)}
    .hero-stripe{height:7px;background:linear-gradient(90deg,var(--green) 0 24%,#8dcc9d 24% 49%,var(--lime) 49% 72%,#e9a184 72%)}
    .section{padding:70px 0}
    .section.tint{background:#eaf5ec}
    .section.dark{background:var(--deep);color:#eff9f0}
    .section-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:30px}
    .section-heading h2{margin:0;color:inherit;font-size:clamp(27px,4vw,38px);line-height:1.2}
    .section-heading p{max-width:540px;margin:8px 0 0;color:var(--muted)}
    .dark .section-heading p{color:#c4dbca}
    .kicker{margin:0 0 8px;color:var(--green);font-size:12px;font-weight:800;letter-spacing:0}
    .dark .kicker{color:#b9df8d}
    .intro-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start}
    .intro-copy{font-size:16px;color:#425d4e}
    .intro-copy p{margin:0 0 14px}
    .principles{border-left:2px solid #8dcc9d;padding-left:24px;display:grid;gap:17px}
    .principle strong{display:block;color:var(--deep);font-size:16px}
    .principle span{font-size:14px;color:var(--muted)}
    .metrics{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .metric{padding:23px 20px;border-right:1px solid var(--line)}
    .metric:last-child{border-right:0}
    .metric strong{display:block;color:var(--green);font-size:25px;line-height:1.25}
    .metric span{font-size:13px;color:var(--muted)}
    .service-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .service{padding:22px;border:1px solid var(--line);border-radius:6px;background:rgba(255,255,255,.78);transition:transform .22s,box-shadow .22s,border-color .22s}
    .service:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#a9d5b5}
    .service-mark{width:34px;height:34px;margin-bottom:14px;display:grid;place-items:center;border-radius:5px;background:#dff1e3;color:var(--green);font-size:16px;font-weight:800}
    .service h3{margin:0 0 7px;font-size:18px}
    .service p{margin:0;color:var(--muted);font-size:14px}
    .tag-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
    .tag-list span{padding:5px 10px;border:1px solid #c8dfcf;border-radius:3px;background:#f7fbf7;color:#355b46;font-size:13px}
    .workflow{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:0;counter-reset:step}
    .workflow article{position:relative;padding:20px 18px 18px;border-top:2px solid #78b68b}
    .workflow article:before{counter-increment:step;content:"0" counter(step);display:block;margin-bottom:15px;color:var(--green);font-size:13px;font-weight:800}
    .workflow h3{margin:0 0 7px;font-size:16px}
    .workflow p{margin:0;color:var(--muted);font-size:13px}
    .industry-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:44px;align-items:center}
    .industry-copy h2{margin:0 0 14px;font-size:34px;line-height:1.2}
    .industry-copy p{color:#d2e4d6}
    .industry-list{display:grid;grid-template-columns:repeat(2,1fr);gap:0 26px}
    .industry-list div{padding:13px 0;border-bottom:1px solid rgba(255,255,255,.17);color:#eaf6eb}
    .industry-list strong{display:block;font-size:15px}
    .industry-list span{font-size:13px;color:#c4dbca}
    .network{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .network-item{padding:20px 18px;border-right:1px solid var(--line)}
    .network-item:last-child{border-right:0}
    .network-item strong{display:block;margin-bottom:5px}
    .network-item span{font-size:13px;color:var(--muted)}
    .case-layout{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .case{overflow:hidden;border:1px solid var(--line);border-radius:6px;background:white}
    .case figure{margin:0;background:#e4f0e6}
    .case img{display:block;width:100%;height:auto;max-height:350px;object-fit:cover}
    .case-body{padding:20px}
    .case-body h3{margin:0 0 8px}
    .case-body p{margin:0;color:var(--muted);font-size:14px}
    .review-score{display:flex;align-items:center;gap:22px;margin-bottom:24px;padding:22px 24px;border-left:4px solid var(--lime);background:#1b4a37}
    .score-number{font-size:42px;font-weight:850;line-height:1;color:#e5f49e}
    .score-number small{font-size:14px;color:#d2e4d6}
    .stars{color:#e7f39b;letter-spacing:0;font-size:18px}
    .score-copy{color:#e6f2e7}
    .score-copy strong{display:block;font-size:17px}
    .table-wrap{overflow-x:auto;border:1px solid rgba(255,255,255,.2);border-radius:5px}
    table{width:100%;border-collapse:collapse;min-width:680px;text-align:left}
    th,td{padding:13px 15px;border-bottom:1px solid rgba(255,255,255,.15);font-size:14px}
    th{background:#1b4a37;color:#f2f8ee}
    td{color:#d8e8da}
    tr:last-child td{border-bottom:0}
    td:first-child{color:#fff;font-weight:650}
    .review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .review{padding:19px;border:1px solid rgba(255,255,255,.16);border-radius:5px;background:#194532}
    .review p{margin:0 0 14px;color:#e4efe5;font-size:14px}
    .review strong{font-size:13px;color:#c5df9c}
    .match-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:42px;align-items:start}
    .match-copy p{color:var(--muted)}
    .match-copy ul{padding-left:20px;color:#425d4e}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .field{display:grid;gap:6px}
    .field.full{grid-column:1/-1}
    .field label{font-size:13px;font-weight:700}
    .field input,.field select,.field textarea{width:100%;padding:11px 12px;border:1px solid #c9ddce;border-radius:4px;background:#fff;color:var(--ink);outline:none}
    .field input:focus,.field select:focus,.field textarea:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(24,118,78,.11)}
    .field textarea{min-height:112px;resize:vertical}
    .form-foot{grid-column:1/-1;display:flex;align-items:center;gap:15px;flex-wrap:wrap}
    .form-foot small{color:var(--muted)}
    .comparison{display:grid;grid-template-columns:1fr 1fr;gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .comparison article{padding:24px}
    .comparison article+article{border-left:1px solid var(--line);background:#eaf5ec}
    .comparison h3{margin:0 0 12px}
    .comparison ul{padding-left:19px;margin:0;color:#496253}
    .comparison li{padding:4px 0}
    .faq-list{border-top:1px solid var(--line)}
    details{border-bottom:1px solid var(--line)}
    summary{position:relative;cursor:pointer;list-style:none;padding:17px 38px 17px 0;font-weight:700}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:4px;top:14px;color:var(--green);font-size:22px}
    details[open] summary:after{content:"−"}
    details p{max-width:850px;margin:0;padding:0 30px 18px 0;color:var(--muted);font-size:14px}
    .article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .article{padding:18px 0;border-top:2px solid #91c69d}
    .article span{color:var(--green);font-size:12px;font-weight:750}
    .article h3{margin:8px 0;font-size:17px}
    .article p{margin:0;color:var(--muted);font-size:13px}
    .article a:hover{color:var(--green)}
    .cta-band{padding:30px;background:#dff0e2;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .cta-band h2{margin:0;font-size:24px}
    .cta-band p{margin:4px 0 0;color:var(--muted);font-size:14px}
    .site-footer{background:#e4f1e6;color:#284738;border-top:1px solid #c8dfcf}
    .footer-main{padding:35px 0 28px;display:grid;grid-template-columns:1fr 1fr;gap:30px}
    .footer-main h2{margin:0 0 10px;font-size:18px}
    .footer-main p{margin:5px 0;color:#496253;font-size:14px}
    .footer-links{display:flex;flex-wrap:wrap;gap:8px 16px;margin-top:12px}
    .footer-links a{font-size:13px;color:#255e40;text-decoration:underline;text-decoration-color:#a2c8aa;text-underline-offset:3px}
    .qr{width:112px;height:auto;border:5px solid #fff;border-radius:3px}
    .footer-bottom{padding:12px 0;border-top:1px solid #c8dfcf;color:#526b5a;font-size:12px}
    .footer-contact{display:flex;align-items:start;gap:20px}
    .float-contact{position:fixed;right:16px;bottom:18px;z-index:15;display:grid;gap:8px}
    .float-contact a{display:grid;place-items:center;padding:10px 13px;border:1px solid #b9d9c1;border-radius:4px;background:#fff;color:var(--green);font-size:13px;font-weight:750;box-shadow:0 5px 18px rgba(24,72,45,.12)}
    .reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
    .reveal.visible{opacity:1;transform:translateY(0)}
    @media(max-width:1050px){
      .nav-links{gap:0}
      .nav-links a{padding-inline:6px;font-size:11px}
      .header-inner{gap:10px}
      .nav-cta{font-size:12px;padding:8px 10px}
    }
    @media(max-width:820px){
      .menu-toggle{display:inline-flex}
      .header-inner{min-height:68px}
      .header-actions{display:flex;align-items:center;gap:8px}
      .nav-links{display:none;position:absolute;left:0;right:0;top:68px;padding:12px 20px 16px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:0 12px 20px rgba(18,61,46,.08);justify-content:flex-start}
      .nav-links.open{display:flex}
      .nav-links a{font-size:13px;padding:8px 10px}
      .intro-grid,.industry-layout,.match-grid{grid-template-columns:1fr}
      .workflow{grid-template-columns:repeat(3,1fr)}
      .network{grid-template-columns:repeat(2,1fr)}
      .network-item:nth-child(2){border-right:0}
      .network-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .service-grid{grid-template-columns:repeat(2,1fr)}
      .review-grid{grid-template-columns:repeat(2,1fr)}
      .metrics{grid-template-columns:repeat(2,1fr)}
      .metric:nth-child(2){border-right:0}
      .metric:nth-child(-n+2){border-bottom:1px solid var(--line)}
    }
    @media(max-width:560px){
      .container{width:min(var(--container),calc(100% - 30px))}
      .brand-name{font-size:15px}
      .brand img{width:36px;height:36px}
      .nav-cta{display:none}
      .hero-inner{padding:55px 0 43px}
      .hero p{font-size:16px}
      .section{padding:52px 0}
      .section-heading{display:block}
      .service-grid,.case-layout,.review-grid,.article-grid,.comparison{grid-template-columns:1fr}
      .workflow{grid-template-columns:1fr 1fr}
      .workflow article{padding:14px 12px}
      .industry-list{grid-template-columns:1fr}
      .network-item{padding:16px 12px}
      .comparison article+article{border-left:0;border-top:1px solid var(--line)}
      .form-grid{grid-template-columns:1fr}
      .field.full,.form-foot{grid-column:auto}
      .cta-band{align-items:flex-start;flex-direction:column;padding:23px}
      .footer-main{grid-template-columns:1fr}
      .footer-contact{justify-content:space-between}
      .review-score{align-items:flex-start;gap:14px;padding:18px}
      .score-number{font-size:34px}
      .float-contact{right:10px;bottom:10px}
      .float-contact a{padding:8px 10px;font-size:12px}
    }
    @media(prefers-reduced-motion:reduce){
      *,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}
      .reveal{opacity:1;transform:none}
    }