:root{
  --primary:#2f7d4f;
  --primary-dark:#205c39;
  --primary-light:#e6f3ea;
  --accent:#e08a3c;
  --text:#22302a;
  --text-light:#5c6b63;
  --bg:#ffffff;
  --bg-alt:#f4f8f5;
  --border:#dde7e0;
  --shadow:0 6px 20px rgba(31,74,50,.08);
  --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.7;font-size:16px;}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
img{max-width:100%;display:block;}
.container{max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:80px 0;}
.section-alt{background:var(--bg-alt);}
.section-header{text-align:center;max-width:760px;margin:0 auto 48px;}
.section-title{font-size:30px;font-weight:700;color:var(--text);letter-spacing:.5px;}
.section-title::after{content:"";display:block;width:56px;height:3px;background:var(--primary);border-radius:2px;margin:16px auto 0;}
.section-subtitle{color:var(--text-light);margin-top:16px;font-size:16px;}
.grid{display:grid;gap:24px;}
.grid-2{display:grid;gap:26px;grid-template-columns:repeat(2,1fr);}
.grid-3{display:grid;gap:26px;grid-template-columns:repeat(3,1fr);}
.grid-4{display:grid;gap:22px;grid-template-columns:repeat(4,1fr);}
.flex{display:flex;align-items:center;gap:16px;}
.flex-between{display:flex;align-items:center;justify-content:space-between;}
.card{background:#fff;border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:transform .3s, box-shadow .3s;border:1px solid var(--border);}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(31,74,50,.14);}
.card-icon{width:52px;height:52px;border-radius:12px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700;margin-bottom:18px;}
.card-title{font-size:19px;font-weight:700;margin-bottom:10px;color:var(--text);}
.card-text{color:var(--text-light);font-size:15px;line-height:1.75;}
.card-body{display:flex;flex-direction:column;}
.btn{display:inline-block;padding:13px 30px;border-radius:30px;font-size:15px;font-weight:600;cursor:pointer;border:2px solid transparent;transition:all .3s;text-align:center;}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary);}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary);}
.btn-outline:hover{background:var(--primary);color:#fff;}
.btn-sm{padding:9px 20px;font-size:14px;}
.nav{position:fixed;top:0;left:0;width:100%;z-index:1000;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);transition:box-shadow .3s;border-bottom:1px solid transparent;}
.nav.scrolled{box-shadow:0 4px 18px rgba(31,74,50,.1);border-bottom-color:var(--border);}
.nav-inner{max-width:1200px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:20px;}
.nav-logo{font-size:21px;font-weight:800;color:var(--primary);letter-spacing:.5px;display:flex;align-items:center;gap:8px;}
.nav-logo span{color:var(--accent);}
.nav-list{display:flex;align-items:center;gap:26px;}
.nav-link{font-size:15px;color:var(--text);font-weight:500;transition:color .25s;position:relative;padding:4px 0;}
.nav-link:hover{color:var(--primary);}
.nav-toggle{display:none;background:none;border:none;font-size:24px;color:var(--primary);cursor:pointer;}
.nav-cta{display:flex;align-items:center;gap:12px;}
.hero{padding:150px 0 90px;background:linear-gradient(160deg,var(--primary-light) 0%,#fbfdf9 70%);position:relative;overflow:hidden;}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;text-align:center;}
.hero-title{font-size:44px;font-weight:800;line-height:1.3;color:var(--primary-dark);letter-spacing:1px;}
.hero-subtitle{max-width:760px;margin:22px auto 0;font-size:18px;color:var(--text-light);}
.hero-actions{margin-top:36px;display:flex;justify-content:center;gap:18px;flex-wrap:wrap;}
.hero-stats{margin-top:56px;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;max-width:900px;margin-left:auto;margin-right:auto;}
.hero-stat{background:#fff;border-radius:var(--radius);padding:22px 14px;box-shadow:var(--shadow);border:1px solid var(--border);}
.hero-stat-num{font-size:28px;font-weight:800;color:var(--primary);}
.hero-stat-label{font-size:14px;color:var(--text-light);margin-top:6px;}
.timeline{position:relative;padding-left:30px;border-left:2px solid var(--border);margin-top:10px;}
.timeline-item{position:relative;padding-bottom:30px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-dot{position:absolute;left:-39px;top:5px;width:14px;height:14px;border-radius:50%;background:var(--primary);border:3px solid #fff;box-shadow:0 0 0 2px var(--primary);}
.timeline-content{background:#fff;border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow);border:1px solid var(--border);}
.timeline-date{font-size:13px;color:var(--accent);font-weight:700;letter-spacing:.5px;}
.timeline-title{font-size:17px;font-weight:700;margin:6px 0 8px;}
.timeline-text{color:var(--text-light);font-size:14.5px;}
.news-list{display:flex;flex-direction:column;gap:20px;}
.news-item{background:#fff;border-radius:var(--radius);padding:24px 28px;box-shadow:var(--shadow);border:1px solid var(--border);transition:transform .3s;}
.news-item:hover{transform:translateY(-3px);}
.news-title{font-size:18px;font-weight:700;margin-bottom:8px;}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:10px;}
.news-date{font-size:13px;color:var(--text-light);}
.news-category{font-size:12px;color:var(--primary);background:var(--primary-light);padding:2px 10px;border-radius:20px;}
.news-summary{color:var(--text-light);font-size:15px;}
.news-body{color:var(--text-light);font-size:15px;}
.news-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px;}
.tag{font-size:12px;color:var(--text-light);border:1px solid var(--border);padding:3px 12px;border-radius:20px;}
.faq-list{display:flex;flex-direction:column;gap:16px;max-width:900px;margin:0 auto;}
.faq-item{background:#fff;border-radius:var(--radius);border:1px solid var(--border);padding:22px 26px;box-shadow:var(--shadow);}
.faq-question{font-size:17px;font-weight:700;color:var(--primary-dark);}
.faq-answer{color:var(--text-light);font-size:15px;margin-top:10px;}
.form-group{margin-bottom:20px;}
.form-label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;}
.form-input,.form-select,.form-textarea{width:100%;padding:12px 16px;border:1px solid var(--border);border-radius:10px;font-size:15px;font-family:inherit;color:var(--text);background:#fff;transition:border-color .25s;}
.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary);}
.form-textarea{min-height:130px;resize:vertical;}
.form-submit{display:inline-block;padding:13px 36px;background:var(--primary);color:#fff;border:none;border-radius:30px;font-size:15px;font-weight:600;cursor:pointer;transition:background .3s;}
.form-submit:hover{background:var(--primary-dark);}
.form-tip{font-size:13px;color:var(--text-light);margin-top:10px;}
.stat-item{text-align:center;padding:20px 12px;}
.stat-number{font-size:32px;font-weight:800;color:var(--primary);}
.stat-label{font-size:14px;color:var(--text-light);margin-top:6px;}
.progress{height:10px;background:var(--primary-light);border-radius:6px;overflow:hidden;margin-top:10px;}
.progress-fill{height:100%;background:var(--primary);border-radius:6px;}
.bar-chart{display:flex;align-items:flex-end;gap:24px;height:220px;padding:20px 0;justify-content:center;}
.bar-item{display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:10px;flex:1;max-width:70px;}
.bar-fill{width:100%;background:linear-gradient(180deg,var(--primary) 0%,var(--accent) 100%);border-radius:8px 8px 0 0;}
.bar-label{font-size:13px;color:var(--text-light);}
.badge{display:inline-block;font-size:12px;padding:3px 12px;border-radius:20px;background:var(--primary-light);color:var(--primary);font-weight:600;}
.customer-card,.case-card,.honor-card,.review-card,.benefit-card,.region-card,.support-card{background:#fff;border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);border:1px solid var(--border);transition:transform .3s;}
.customer-card:hover,.case-card:hover,.honor-card:hover,.review-card:hover,.benefit-card:hover,.region-card:hover,.support-card:hover{transform:translateY(-4px);}
.partner-logo{background:#fff;border:1px dashed var(--border);border-radius:var(--radius);padding:22px;text-align:center;color:var(--text-light);font-size:14px;}
.step-list{display:flex;flex-direction:column;gap:22px;max-width:880px;margin:0 auto;}
.step-item{display:flex;gap:20px;background:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);border:1px solid var(--border);}
.step-number{flex:0 0 46px;height:46px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;}
.footer{background:#1d3529;color:#c6d6cc;padding:60px 0 26px;}
.footer-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:34px;}
.footer-col{font-size:14px;line-height:2;}
.footer-title{color:#fff;font-size:16px;font-weight:700;margin-bottom:14px;}
.footer-link{display:block;color:#c6d6cc;font-size:14px;transition:color .25s;}
.footer-link:hover{color:#fff;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:44px;padding-top:22px;text-align:center;font-size:13px;color:#9fb3a6;}
.footer-info{font-size:14px;line-height:2;color:#c6d6cc;}
@media(max-width:1200px){
  .grid-4{grid-template-columns:repeat(3,1fr);}
}
@media(max-width:992px){
  .hero-title{font-size:36px;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .footer-inner{grid-template-columns:repeat(2,1fr);}
}
@media(max-width:768px){
  .nav-list{display:none;}
  .nav-toggle{display:block;}
  .nav-cta .btn{display:none;}
  .section{padding:56px 0;}
  .hero{padding:120px 0 70px;}
  .hero-title{font-size:30px;}
  .hero-subtitle{font-size:16px;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .section-title{font-size:24px;}
  .bar-chart{gap:14px;}
}
@media(max-width:480px){
  .container{padding:0 16px;}
  .hero-title{font-size:26px;}
  .hero-actions{flex-direction:column;align-items:center;}
  .hero-actions .btn{width:100%;max-width:280px;}
  .hero-stats{grid-template-columns:1fr;}
  .footer-inner{grid-template-columns:1fr;}
  .card{padding:22px;}
}