:root{
  --primary:#1b2a4a;
  --primary-dark:#101b32;
  --primary-light:#33507f;
  --accent:#e8a33d;
  --text:#1f2530;
  --text-light:#6b7484;
  --bg:#ffffff;
  --bg-alt:#f4f6fa;
  --border:#e2e7ef;
  --shadow:0 6px 24px rgba(20,32,60,.08);
  --radius:12px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  padding-top:68px;
}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
img{max-width:100%;display:block;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
.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;
  font-weight:700;
  color:var(--primary);
  letter-spacing:.5px;
  line-height:1.35;
  position:relative;
  padding-bottom:16px;
}
.section-title::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:0;
  transform:translateX(-50%);
  width:56px;
  height:3px;
  border-radius:2px;
  background:var(--accent);
}
.section-subtitle{
  margin-top:14px;
  color:var(--text-light);
  font-size:16px;
}
.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:14px;}
.flex-between{display:flex;align-items:center;justify-content:space-between;gap:14px;}
.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 14px 34px rgba(20,32,60,.14);}
.card-icon{
  width:48px;height:48px;border-radius:10px;
  background:linear-gradient(135deg,var(--primary),var(--primary-light));
  color:#fff;font-size:22px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:18px;
}
.card-title{font-size:19px;font-weight:700;color:var(--primary);margin-bottom:10px;line-height:1.45;}
.card-text{color:var(--text-light);font-size:15px;}
.card-body{margin-top:14px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:8px;font-size:15px;font-weight:600;
  transition:all .25s;cursor:pointer;line-height:1;
}
.btn-primary{background:var(--accent);color:#1a1a1a;border:1px solid var(--accent);}
.btn-primary:hover{background:#f2b254;border-color:#f2b254;transform:translateY(-2px);}
.btn-outline{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.6);}
.btn-outline:hover{background:rgba(255,255,255,.14);border-color:#fff;transform:translateY(-2px);}
.btn-sm{padding:8px 16px;font-size:13px;border-radius:6px;}
.nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--border);
  transition:box-shadow .3s,background .3s;
  backdrop-filter:blur(8px);
}
.nav.scrolled{box-shadow:0 4px 18px rgba(20,32,60,.12);background:#fff;}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:0 20px;
  height:68px;display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.nav-logo{
  display:flex;align-items:center;gap:10px;
  font-size:20px;font-weight:800;color:var(--primary);letter-spacing:.5px;
}
.nav-logo::before{
  content:"✦";
  width:34px;height:34px;border-radius:9px;
  background:linear-gradient(135deg,var(--primary),var(--primary-light));
  color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:17px;
}
.nav-list{display:flex;align-items:center;gap:4px;}
.nav-link{
  display:block;padding:9px 14px;border-radius:7px;font-size:15px;
  color:var(--text);font-weight:500;transition:color .2s,background .2s;
}
.nav-link:hover{color:var(--primary);background:var(--bg-alt);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:8px;
  border:1px solid var(--border);color:var(--primary);
  font-size:20px;line-height:1;align-items:center;justify-content:center;
}
.nav-cta{display:flex;align-items:center;gap:10px;}
.hero{
  position:relative;
  background:linear-gradient(140deg,var(--primary-dark) 0%,var(--primary) 55%,var(--primary-light) 100%);
  color:#fff;
  padding:96px 0 88px;
  overflow:hidden;
}
.hero::after{
  content:"";
  position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(232,163,61,.28),transparent 68%);
  pointer-events:none;
}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;position:relative;z-index:2;}
.hero-title{
  font-size:46px;line-height:1.25;font-weight:800;letter-spacing:1px;
  max-width:880px;margin-bottom:22px;
}
.hero-title::first-letter{color:var(--accent);}
.hero-subtitle{
  font-size:18px;color:rgba(255,255,255,.82);max-width:720px;margin-bottom:34px;line-height:1.8;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:56px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  border-top:1px solid rgba(255,255,255,.18);padding-top:34px;
}
.hero-stat{text-align:left;}
.hero-stat-num{
  font-size:32px;font-weight:800;color:var(--accent);line-height:1.2;letter-spacing:.5px;
}
.hero-stat-label{font-size:14px;color:rgba(255,255,255,.72);margin-top:6px;}
.timeline{position:relative;margin-top:10px;padding-left:26px;}
.timeline::before{
  content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;background:var(--border);
}
.timeline-item{position:relative;margin-bottom:30px;}
.timeline-dot{
  position:absolute;left:-26px;top:6px;width:14px;height:14px;border-radius:50%;
  background:var(--accent);border:3px solid #fff;box-shadow:0 0 0 2px var(--accent);
}
.timeline-content{padding-left:4px;}
.timeline-date{font-size:13px;color:var(--accent);font-weight:700;letter-spacing:.5px;}
.timeline-title{font-size:17px;font-weight:700;color:var(--primary);margin:4px 0 6px;}
.timeline-text{color:var(--text-light);font-size:15px;}
.news-list{display:flex;flex-direction:column;gap:20px;}
.news-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s;
}
.news-item:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(20,32,60,.12);}
.news-title{font-size:18px;font-weight:700;color:var(--primary);margin-bottom:8px;line-height:1.5;}
.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{
  display:inline-block;padding:2px 10px;border-radius:100px;
  background:rgba(232,163,61,.14);color:#a06a12;font-size:12px;font-weight:600;
}
.news-summary{color:var(--text-light);font-size:15px;}
.news-body{color:var(--text-light);font-size:15px;margin-top:10px;}
.news-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{
  display:inline-block;padding:3px 11px;border-radius:100px;
  background:var(--bg-alt);border:1px solid var(--border);
  color:var(--text-light);font-size:12px;
}
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;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;color:var(--primary);
  display:flex;align-items:flex-start;gap:10px;
}
.faq-question::before{content:"Q";color:var(--accent);font-weight:800;}
.faq-answer{margin-top:12px;color:var(--text-light);font-size:15px;padding-left:22px;}
.form-group{margin-bottom:20px;}
.form-label{display:block;font-size:14px;font-weight:600;color:var(--primary);margin-bottom:8px;}
.form-input,.form-select,.form-textarea{
  width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:8px;
  font-size:15px;font-family:inherit;color:var(--text);background:#fff;
  transition:border-color .2s,box-shadow .2s;
}
.form-input:focus,.form-select:focus,.form-textarea:focus{
  outline:none;border-color:var(--primary-light);box-shadow:0 0 0 3px rgba(51,80,127,.12);
}
.form-textarea{min-height:120px;resize:vertical;}
.form-submit{
  display:inline-flex;align-items:center;justify-content:center;
  padding:13px 34px;border-radius:8px;background:var(--primary);color:#fff;
  font-size:15px;font-weight:600;transition:background .25s,transform .25s;
}
.form-submit:hover{background:var(--primary-dark);transform:translateY(-2px);}
.form-tip{font-size:13px;color:var(--text-light);margin-top:10px;}
.stat-item{text-align:center;padding:20px 12px;}
.stat-number{font-size:34px;font-weight:800;color:var(--primary);line-height:1.2;}
.stat-label{font-size:14px;color:var(--text-light);margin-top:6px;}
.progress{height:10px;border-radius:100px;background:var(--border);overflow:hidden;margin:8px 0 16px;}
.progress-fill{height:100%;border-radius:100px;background:linear-gradient(90deg,var(--primary-light),var(--accent));}
.bar-chart{display:flex;align-items:flex-end;gap:18px;height:220px;margin-top:20px;}
.bar-item{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;height:100%;}
.bar-fill{width:100%;border-radius:8px 8px 0 0;background:linear-gradient(180deg,var(--primary-light),var(--primary));}
.bar-label{font-size:13px;color:var(--text-light);margin-top:10px;text-align:center;}
.badge{
  display:inline-block;padding:4px 12px;border-radius:100px;
  background:var(--accent);color:#1a1a1a;font-size:12px;font-weight:700;
}
.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,box-shadow .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);box-shadow:0 14px 34px rgba(20,32,60,.14);
}
.partner-logo{
  display:flex;align-items:center;justify-content:center;
  height:82px;border:1px dashed var(--border);border-radius:10px;
  background:var(--bg-alt);color:var(--text-light);font-size:14px;
  letter-spacing:1px;
}
.step-list{display:flex;flex-direction:column;gap:22px;}
.step-item{display:flex;gap:18px;align-items:flex-start;}
.step-number{
  flex:0 0 44px;width:44px;height:44px;border-radius:50%;
  background:var(--primary);color:#fff;font-weight:800;font-size:17px;
  display:flex;align-items:center;justify-content:center;
}
.footer{background:var(--primary-dark);color:rgba(255,255,255,.72);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{font-size:14px;}
.footer-title{color:#fff;font-size:16px;font-weight:700;margin-bottom:16px;letter-spacing:.5px;}
.footer-link{display:block;color:rgba(255,255,255,.68);font-size:14px;padding:5px 0;transition:color .2s;}
.footer-link:hover{color:var(--accent);}
.footer-info{font-size:14px;line-height:2;color:rgba(255,255,255,.68);}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.12);
  padding:22px 20px;text-align:center;font-size:13px;color:rgba(255,255,255,.55);
}
@media (max-width:1199px){
  .container,.nav-inner,.hero-inner,.footer-inner{max-width:100%;}
  .hero-title{font-size:40px;}
}
@media (max-width:991px){
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .grid-2{grid-template-columns:1fr;}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .footer-inner{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:768px){
  body{padding-top:62px;}
  .section{padding:56px 0;}
  .nav-inner{height:62px;}
  .nav-list{
    display:none;position:absolute;top:62px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--border);
    padding:10px 16px 18px;box-shadow:0 12px 24px rgba(20,32,60,.1);
  }
  .nav-list.open{display:flex;}
  .nav-link{padding:12px 10px;}
  .nav-toggle{display:flex;}
  .nav-cta .btn{display:none;}
  .hero{padding:64px 0 60px;}
  .hero-title{font-size:32px;}
  .hero-subtitle{font-size:16px;}
  .grid-3,.grid-4{grid-template-columns:1fr;}
  .section-title{font-size:26px;}
  .bar-chart{height:180px;gap:10px;}
}
@media (max-width:480px){
  .hero-title{font-size:26px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .hero-stats{grid-template-columns:1fr;gap:18px;padding-top:26px;}
  .hero-stat-num{font-size:28px;}
  .footer-inner{grid-template-columns:1fr;}
  .card{padding:22px;}
  .news-item{padding:18px;}
}