:root{
  --primary:#e8590c;
  --primary-dark:#c2410c;
  --primary-light:#fff3e8;
  --accent:#f59f00;
  --text:#2b2b2b;
  --text-light:#666b73;
  --bg:#ffffff;
  --bg-alt:#faf7f2;
  --border:#ececec;
  --shadow:0 4px 18px rgba(0,0,0,.07);
  --radius:12px;
}
*{margin:0;padding:0;box-sizing:border-box}
body{
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit}
ul,ol{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 52px}
.section-title{font-size:32px;font-weight:700;letter-spacing:.5px;margin-bottom:14px}
.section-subtitle{font-size:16px;color:var(--text-light)}
.grid{display:grid;gap:24px}
.grid-2{display:grid;gap:24px;grid-template-columns:repeat(2,1fr)}
.grid-3{display:grid;gap:24px;grid-template-columns:repeat(3,1fr)}
.grid-4{display:grid;gap:24px;grid-template-columns:repeat(4,1fr)}
.flex{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.flex-between{display:flex;align-items:center;justify-content:space-between;gap:16px}
.card{background:#fff;border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s}
.card:hover{transform:translateY(-4px);box-shadow:0 10px 26px rgba(0,0,0,.1)}
.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:18px}
.card-title{font-size:19px;font-weight:700;margin-bottom:10px}
.card-text{font-size:15px;color:var(--text-light)}
.card-body{margin-top:6px}
.btn{display:inline-block;padding:13px 30px;border-radius:999px;font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:background .25s,color .25s,border-color .25s}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark)}
.btn-outline{border-color:var(--primary);color:var(--primary);background:transparent}
.btn-outline:hover{background:var(--primary);color:#fff}
.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,.96);backdrop-filter:blur(8px);transition:box-shadow .3s}
.nav.scrolled{box-shadow:0 2px 14px rgba(0,0,0,.09)}
.nav-inner{max-width:1200px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.nav-logo{font-size:21px;font-weight:800;color:var(--primary);display:flex;align-items:center;gap:8px}
.nav-logo span{color:var(--text)}
.nav-list{display:flex;align-items:center;gap:30px}
.nav-link{font-size:15px;color:var(--text);font-weight:500;transition:color .25s}
.nav-link:hover{color:var(--primary)}
.nav-toggle{display:none;background:none;border:none;font-size:24px;color:var(--text);cursor:pointer}
.nav-cta{display:flex;align-items:center;gap:12px}
.hero{padding:150px 0 90px;background:linear-gradient(160deg,var(--primary-light) 0%,#fff 62%)}
.hero-inner{max-width:880px;margin:0 auto;text-align:center;padding:0 20px}
.hero-title{font-size:44px;font-weight:800;line-height:1.3;margin-bottom:20px}
.hero-title em{font-style:normal;color:var(--primary)}
.hero-subtitle{font-size:17px;color:var(--text-light);max-width:680px;margin:0 auto 32px}
.hero-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;margin-bottom:56px}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.hero-stat{background:#fff;border-radius:var(--radius);padding:24px 14px;box-shadow:var(--shadow)}
.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:28px}
.timeline-item{position:relative;padding-bottom:34px}
.timeline-dot{position:absolute;left:-28px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--primary)}
.timeline-content{padding-left:6px}
.timeline-date{font-size:13px;color:var(--primary);font-weight:600}
.timeline-title{font-size:17px;font-weight:700;margin:4px 0 6px}
.timeline-text{font-size:15px;color:var(--text-light)}
.news-list{display:grid;gap:20px}
.news-item{background:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.news-title{font-size:18px;font-weight:700;margin-bottom:10px}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:10px;font-size:13px}
.news-date{color:var(--text-light)}
.news-category{background:var(--primary-light);color:var(--primary);padding:2px 10px;border-radius:999px;font-weight:600}
.news-summary{font-size:15px;color:var(--text-light)}
.news-body{margin-top:10px;font-size:15px;color:var(--text-light)}
.news-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.tag{font-size:13px;color:var(--primary-dark);background:var(--primary-light);padding:3px 12px;border-radius:999px}
.faq-list{display:grid;gap:16px;max-width:880px;margin:0 auto}
.faq-item{background:#fff;border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow)}
.faq-question{font-size:17px;font-weight:700;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;background:#fff;color:var(--text)}
.form-textarea{min-height:120px;resize:vertical}
.form-submit{margin-top:4px}
.form-tip{font-size:13px;color:var(--text-light);margin-top:10px}
.stat-item{text-align:center;padding:20px}
.stat-number{font-size:30px;font-weight:800;color:var(--primary)}
.stat-label{font-size:14px;color:var(--text-light);margin-top:6px}
.progress{height:10px;background:#eee;border-radius:999px;overflow:hidden}
.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:10px}
.bar-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%}
.bar-fill{width:100%;background:linear-gradient(180deg,var(--accent),var(--primary));border-radius:8px 8px 0 0}
.bar-label{font-size:13px;color:var(--text-light);margin-top:8px}
.badge{display:inline-block;font-size:13px;font-weight:600;color:var(--primary);background:var(--primary-light);padding:3px 12px;border-radius:999px}
.customer-card{background:#fff;border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.case-card{background:#fff;border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.honor-card{background:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);text-align:center}
.partner-logo{height:64px;border-radius:var(--radius);background:#fff;border:1px dashed var(--border);display:flex;align-items:center;justify-content:center;color:var(--text-light);font-size:14px}
.review-card{background:#fff;border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.benefit-card{background:#fff;border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.step-list{display:grid;gap:20px}
.step-item{display:flex;gap:18px;align-items:flex-start}
.step-number{flex-shrink:0;width:40px;height:40px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}
.region-card{background:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.support-card{background:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.footer{background:#1f2226;color:#c9ccd1;padding:64px 0 0}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer-col{font-size:14px}
.footer-title{font-size:16px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-link{display:block;color:#c9ccd1;margin-bottom:10px;transition:color .25s}
.footer-link:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid #33373d;margin-top:44px;padding:22px 0;font-size:13px;color:#8d9199;text-align:center}
.footer-info{font-size:14px;line-height:2}
.footer-info strong{color:#fff}
@media (max-width:1200px){
  .hero-title{font-size:38px}
}
@media (max-width:992px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{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){
  .section{padding:56px 0}
  .section-title{font-size:26px}
  .hero{padding:120px 0 64px}
  .hero-title{font-size:30px}
  .nav-list{position:fixed;top:64px;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;gap:0;padding:12px 20px;box-shadow:0 8px 20px rgba(0,0,0,.1);display:none}
  .nav-list.open{display:flex}
  .nav-list .nav-link{padding:12px 0;width:100%;border-bottom:1px solid var(--border)}
  .nav-toggle{display:block}
  .nav-cta{display:none}
}
@media (max-width:480px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .footer-inner{grid-template-columns:1fr}
}