:root{
--primary:#2e9e5b;--primary-dark:#1f7a44;--primary-light:#e6f5ec;
--accent:#f0a500;--text:#22272b;--text-light:#63707a;
--bg:#ffffff;--bg-alt:#f5f8f6;--border:#e2e8e4;
--shadow:0 6px 24px rgba(31,122,68,.08);--radius:14px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;font-size:16px;line-height:1.75;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
img{max-width:100%;display:block}
h1,h2,h3,h4{line-height:1.3;font-weight:700}
.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:32px;color:var(--text);margin-bottom:14px}
.section-subtitle{font-size:16px;color:var(--text-light)}
.grid{display:grid;gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.flex{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.flex-between{display:flex;align-items:center;justify-content:space-between;gap:16px}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(31,122,68,.14)}
.card-icon{width:52px;height:52px;border-radius:12px;background:var(--primary-light);color:var(--primary-dark);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700;margin-bottom:18px}
.card-title{font-size:19px;margin-bottom:10px;color:var(--text)}
.card-text{font-size:15px;color:var(--text-light)}
.card-body{margin-top:6px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 26px;border-radius:999px;font-size:15px;font-weight:600;border:2px solid transparent;cursor:pointer;transition:all .25s;line-height:1.2}
.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-dark);border-color:var(--primary)}
.btn-outline:hover{background:var(--primary-light)}
.btn-sm{padding:8px 18px;font-size:14px}
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid transparent;transition:box-shadow .3s,border-color .3s}
.nav.scrolled{box-shadow:0 4px 20px rgba(0,0,0,.08);border-color:var(--border)}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 20px;height:70px;display:flex;align-items:center;justify-content:space-between}
.nav-logo{font-size:20px;font-weight:800;color:var(--primary-dark);letter-spacing:.5px}
.nav-logo span{color:var(--accent)}
.nav-list{display:flex;align-items:center;gap:28px}
.nav-link{font-size:15px;color:var(--text);font-weight:500;transition:color .2s;position:relative}
.nav-link:hover{color:var(--primary)}
.nav-toggle{display:none;width:44px;height:44px;border:none;background:transparent;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;align-items:center}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px}
.nav-cta{display:flex;align-items:center;gap:12px}
.hero{padding:150px 0 90px;background:linear-gradient(160deg,var(--primary-light) 0%,#fbfdfb 70%)}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px}
.hero-title{font-size:44px;font-weight:800;letter-spacing:1px;margin-bottom:20px}
.hero-title span{color:var(--primary)}
.hero-subtitle{font-size:18px;color:var(--text-light);max-width:680px;margin-bottom:32px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:56px}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.hero-stat{text-align:center}
.hero-stat-num{font-size:30px;font-weight:800;color:var(--primary-dark)}
.hero-stat-label{font-size:14px;color:var(--text-light);margin-top:6px}
.timeline{position:relative;padding-left:28px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:var(--border)}
.timeline-item{position:relative;padding-bottom:28px}
.timeline-dot{position:absolute;left:-28px;top:6px;width:16px;height:16px;border-radius:50%;background:var(--primary);border:3px solid #fff;box-shadow:0 0 0 2px var(--primary-light)}
.timeline-content{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px 22px}
.timeline-date{font-size:13px;color:var(--accent);font-weight:600}
.timeline-title{font-size:17px;margin:6px 0}
.timeline-text{font-size:14px;color:var(--text-light)}
.news-list{display:grid;gap:20px}
.news-item{border:1px solid var(--border);border-radius:var(--radius);padding:22px 24px;background:#fff;transition:box-shadow .3s}
.news-item:hover{box-shadow:var(--shadow)}
.news-title{font-size:18px;margin-bottom:8px}
.news-meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-light);margin-bottom:10px}
.news-date{color:var(--text-light)}
.news-category{background:var(--primary-light);color:var(--primary-dark);padding:2px 10px;border-radius:999px;font-size:12px}
.news-summary{font-size:15px;color:var(--text-light)}
.news-body{font-size:15px;color:var(--text);margin-top:10px}
.news-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.tag{font-size:12px;padding:3px 10px;border-radius:999px;background:var(--bg-alt);color:var(--text-light);border:1px solid var(--border)}
.faq-list{display:grid;gap:16px;max-width:900px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 24px}
.faq-question{font-size:17px;font-weight:700;color:var(--text);margin-bottom:10px}
.faq-answer{font-size:15px;color:var(--text-light)}
.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 14px;border:1px solid var(--border);border-radius:10px;font-size:15px;font-family:inherit;color:var(--text);background:#fff;transition:border-color .2s}
.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary)}
.form-textarea{min-height:130px;resize:vertical}
.form-submit{width:100%;padding:14px;border:none;border-radius:10px;background:var(--primary);color:#fff;font-size:16px;font-weight:600;cursor:pointer;transition:background .25s}
.form-submit:hover{background:var(--primary-dark)}
.form-tip{font-size:13px;color:var(--text-light);margin-top:12px}
.stat-item{text-align:center;padding:24px 16px;background:#fff;border:1px solid var(--border);border-radius:var(--radius)}
.stat-number{font-size:30px;font-weight:800;color:var(--primary-dark)}
.stat-label{font-size:14px;color:var(--text-light);margin-top:4px}
.progress{height:10px;border-radius:999px;background:var(--primary-light);overflow:hidden;margin-top:10px}
.progress-fill{height:100%;background:var(--primary);border-radius:999px}
.bar-chart{display:flex;align-items:flex-end;gap:18px;height:200px;padding:16px 0}
.bar-item{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;height:100%}
.bar-fill{width:100%;background:linear-gradient(180deg,var(--primary),var(--primary-dark));border-radius:8px 8px 0 0}
.bar-label{font-size:13px;color:var(--text-light);margin-top:8px}
.badge{display:inline-block;font-size:12px;padding:3px 10px;border-radius:999px;background:var(--accent);color:#fff;font-weight:600}
.customer-card,.case-card,.honor-card,.benefit-card,.region-card,.support-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:transform .3s}
.customer-card:hover,.case-card:hover,.honor-card:hover,.benefit-card:hover,.region-card:hover,.support-card:hover{transform:translateY(-4px)}
.partner-logo{height:76px;display:flex;align-items:center;justify-content:center;border:1px dashed var(--border);border-radius:var(--radius);color:var(--text-light);font-size:14px;background:#fff}
.review-card{background:#fff;border:1px solid var(--border);border-left:4px solid var(--primary);border-radius:var(--radius);padding:24px;font-size:15px;color:var(--text-light)}
.step-list{display:grid;gap:20px}
.step-item{display:flex;gap:18px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px}
.step-number{flex:none;width:40px;height:40px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}
.footer{background:#16241c;color:#c9d6ce;padding:64px 0 0}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer-col h4,.footer-title{font-size:16px;color:#fff;margin-bottom:18px;font-weight:700}
.footer-link{display:block;font-size:14px;color:#a9bcb1;margin-bottom:10px;transition:color .2s}
.footer-link:hover{color:var(--primary-light)}
.footer-info{font-size:14px;color:#a9bcb1;margin-bottom:10px}
.footer-bottom{max-width:1200px;margin:40px auto 0;padding:22px 20px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px;color:#8ea195}
@media(min-width:1200px){.container{max-width:1200px}}
@media(max-width:992px){
.hero-title{font-size:36px}
.hero-stats{grid-template-columns:repeat(2,1fr)}
.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
.footer-inner{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
.nav-list{position:fixed;top:70px;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;gap:0;padding:10px 20px 20px;box-shadow:0 12px 24px rgba(0,0,0,.08);display:none}
.nav-list.active{display:flex}
.nav-list li{width:100%;border-bottom:1px solid var(--border)}
.nav-link{display:block;padding:14px 0}
.nav-toggle{display:flex}
.nav-cta .btn{display:none}
.section{padding:56px 0}
.section-title{font-size:26px}
.hero{padding:120px 0 64px}
.hero-title{font-size:30px}
.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
}
@media(max-width:480px){
.hero-title{font-size:26px}
.hero-subtitle{font-size:16px}
.hero-stats{grid-template-columns:1fr 1fr;padding:20px;gap:14px}
.hero-stat-num{font-size:24px}
.btn{width:100%}
.hero-actions{flex-direction:column}
.footer-inner{grid-template-columns:1fr}
.bar-chart{height:160px}
}