:root{--primary:#2f6b4f;--primary-dark:#24523d;--primary-light:#e6f1ea;--accent:#d97736;--text:#22272b;--text-light:#66707a;--bg:#ffffff;--bg-alt:#f6f8f6;--border:#e3e8e4;--shadow:0 4px 16px rgba(31,56,44,.08);--radius:12px;}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:"PingFang SC","Microsoft YaHei",Helvetica,Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.75;font-size:16px;-webkit-font-smoothing:antialiased;}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
img,svg{max-width:100%;display:block;}
h1,h2,h3,h4{line-height:1.35;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{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.flex{display:flex;gap:20px;}
.flex-between{display:flex;align-items:center;justify-content:space-between;}
.card{background:#fff;border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);border:1px solid var(--border);transition:transform .3s,box-shadow .3s;}
.card:hover{transform:translateY(-4px);box-shadow:0 10px 26px rgba(31,56,44,.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:24px;font-weight:700;margin-bottom:16px;}
.card-title{font-size:19px;margin-bottom:10px;}
.card-text{color:var(--text-light);font-size:15px;}
.card-body{margin-top:12px;}
.btn{display:inline-block;padding:13px 28px;border-radius:999px;font-size:16px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:background .25s,color .25s,transform .25s;text-align:center;}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);}
.btn-outline{background:transparent;color:var(--primary);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:100;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid transparent;transition:box-shadow .3s,border-color .3s;padding:14px 0;}
.nav.scrolled{box-shadow:0 4px 18px rgba(31,56,44,.1);border-color:var(--border);}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;}
.nav-logo{font-size:22px;font-weight:800;color:var(--primary);letter-spacing:.5px;}
.nav-logo span{color:var(--accent);}
.nav-list{display:flex;gap:28px;}
.nav-link{font-size:15px;color:var(--text);font-weight:500;padding:6px 0;border-bottom:2px solid transparent;transition:color .25s,border-color .25s;}
.nav-link:hover{color:var(--primary);border-color:var(--primary);}
.nav-toggle{display:none;background:none;border:1px solid var(--border);border-radius:8px;width:42px;height:38px;cursor:pointer;font-size:20px;color:var(--primary);}
.nav-cta{padding:10px 22px;background:var(--primary);color:#fff;border-radius:999px;font-size:15px;font-weight:600;}
.nav-cta:hover{background:var(--primary-dark);}
.hero{padding:150px 0 90px;background:linear-gradient(160deg,#eef5f0 0%,#ffffff 70%);}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;}
.hero-title{font-size:46px;letter-spacing:.5px;margin-bottom:20px;}
.hero-title span{color:var(--primary);}
.hero-subtitle{font-size:18px;color:var(--text-light);margin-bottom:32px;max-width:560px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:44px;}
.hero-stats{display:flex;gap:40px;flex-wrap:wrap;padding-top:28px;border-top:1px solid var(--border);}
.hero-stat{min-width:110px;}
.hero-stat-num{font-size:30px;font-weight:800;color:var(--primary);}
.hero-stat-label{font-size:14px;color:var(--text-light);}
.timeline{position:relative;padding-left:8px;}
.timeline-item{position:relative;padding-left:34px;padding-bottom:32px;border-left:2px solid var(--border);}
.timeline-dot{position:absolute;left:-8px;top:4px;width:14px;height:14px;border-radius:50%;background:var(--primary);border:3px solid #fff;box-shadow:0 0 0 2px var(--primary-light);}
.timeline-content{padding-left:4px;}
.timeline-date{font-size:13px;color:var(--accent);font-weight:600;}
.timeline-title{font-size:17px;margin:4px 0 6px;}
.timeline-text{font-size:15px;color:var(--text-light);}
.news-list{display:grid;gap:22px;}
.news-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:transform .3s;}
.news-item:hover{transform:translateY(-4px);}
.news-title{font-size:19px;margin-bottom:10px;}
.news-meta{display:flex;gap:14px;align-items:center;font-size:13px;color:var(--text-light);margin-bottom:12px;}
.news-date{color:var(--text-light);}
.news-category{color:var(--primary);background:var(--primary-light);padding:2px 12px;border-radius:999px;font-weight:600;}
.news-summary{font-size:15px;color:var(--text-light);}
.news-body{font-size:15px;color:var(--text-light);margin-top:12px;}
.news-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px;}
.tag{font-size:13px;padding:3px 12px;border-radius:999px;background:var(--bg-alt);color:var(--text-light);border:1px solid var(--border);}
.faq-list{max-width:860px;margin:0 auto;display:grid;gap:16px;}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow);}
.faq-question{font-size:17px;font-weight:700;margin-bottom:10px;color:var(--text);}
.faq-answer{font-size:15px;color:var(--text-light);}
.form-group{margin-bottom:20px;}
.form-label{display:block;font-size:15px;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;background:#fff;color:var(--text);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{width:100%;padding:14px;background:var(--primary);color:#fff;border:none;border-radius:999px;font-size:16px;font-weight:700;cursor:pointer;transition:background .25s;}
.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:24px 12px;}
.stat-number{font-size:34px;font-weight:800;color:var(--primary);}
.stat-label{font-size:14px;color:var(--text-light);margin-top:6px;}
.progress{height:10px;border-radius:999px;background:var(--bg-alt);overflow:hidden;margin:10px 0;}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:999px;}
.bar-chart{display:flex;align-items:flex-end;gap:18px;height:200px;padding-top:20px;}
.bar-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:8px;}
.bar-fill{width:100%;background:linear-gradient(180deg,var(--primary),var(--primary-dark));border-radius:8px 8px 0 0;transition:height .4s;}
.bar-label{font-size:13px;color:var(--text-light);}
.badge{display:inline-block;font-size:12px;font-weight:700;padding:3px 12px;border-radius:999px;background:var(--accent);color:#fff;}
.customer-card,.case-card,.honor-card,.review-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,.review-card:hover,.benefit-card:hover,.region-card:hover,.support-card:hover{transform:translateY(-4px);}
.partner-logo{height:74px;border:1px dashed var(--border);border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--text-light);font-size:14px;background:var(--bg-alt);}
.step-list{display:grid;gap:20px;}
.step-item{display:flex;gap:20px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);}
.step-number{flex-shrink:0;width:44px;height:44px;border-radius:50%;background:var(--primary-light);color:var(--primary);font-weight:800;display:flex;align-items:center;justify-content:center;font-size:18px;}
.footer{background:#1f2d26;color:#cfd8d2;padding:64px 0 0;font-size:15px;}
.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{}
.footer-title{font-size:16px;color:#fff;margin-bottom:16px;font-weight:700;}
.footer-link{display:block;color:#a9b6ae;margin-bottom:10px;transition:color .25s;}
.footer-link:hover{color:#fff;}
.footer-info{color:#a9b6ae;line-height:2;}
.footer-bottom{max-width:1200px;margin:40px auto 0;padding:22px 20px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px;color:#8e9c95;}
@media (max-width:1200px){.grid-4{grid-template-columns:repeat(3,1fr);}}
@media (max-width:992px){.hero-inner{grid-template-columns:1fr;gap:36px;}.hero-title{font-size:38px;}.grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}.footer-inner{grid-template-columns:1fr 1fr;}}
@media (max-width:768px){.section{padding:60px 0;}.section-title{font-size:26px;}.nav-list{position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;gap:0;padding:10px 20px 20px;display:none;box-shadow:0 12px 24px rgba(31,56,44,.12);}.nav-list.show{display:flex;}.nav-toggle{display:block;}.nav-cta{display:none;}.nav-link{padding:12px 0;border-bottom:1px solid var(--border);}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}.hero{padding:120px 0 70px;}.hero-title{font-size:30px;}.hero-stats{gap:26px;}.bar-chart{height:160px;gap:12px;}}
@media (max-width:480px){.container{padding:0 16px;}.hero-title{font-size:26px;}.hero-subtitle{font-size:16px;}.btn{width:100%;}.hero-actions{gap:12px;}.footer-inner{grid-template-columns:1fr;}}