:root{
  --primary:#1f5fbf;
  --primary-dark:#164a96;
  --primary-light:#e8f0fd;
  --accent:#f2a100;
  --text:#1c2331;
  --text-light:#5a6474;
  --bg:#ffffff;
  --bg-alt:#f5f7fb;
  --border:#e2e7f0;
  --shadow:0 4px 18px rgba(20,40,90,.08);
  --radius:12px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol{margin:0;padding:0;}
ul,ol{list-style:none;}
a{color:inherit;text-decoration:none;}
img,svg{max-width:100%;display:block;}
button{font-family:inherit;cursor:pointer;}
.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;line-height:1.35;font-weight:700;letter-spacing:.5px;}
.section-subtitle{margin-top:14px;color:var(--text-light);font-size:16px;}
.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:16px;flex-wrap:wrap;}
.flex-between{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.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 10px 28px rgba(20,40,90,.14);}
.card-icon{
  width:48px;height:48px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary-light);color:var(--primary);
  font-size:22px;font-weight:700;margin-bottom:18px;
}
.card-title{font-size:19px;font-weight:700;margin-bottom:10px;}
.card-text{color:var(--text-light);font-size:15px;}
.card-body{margin-top:16px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:48px;border:2px solid transparent;
  font-size:15px;font-weight:600;line-height:1;transition:background .25s,color .25s,border-color .25s,transform .25s;
}
.btn:hover{transform:translateY(-2px);}
.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 18px;font-size:13px;}
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--border);
  transition:box-shadow .3s,background .3s;
}
.nav.scrolled{box-shadow:0 4px 18px rgba(20,40,90,.12);background:#fff;}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:0 20px;
  display:flex;align-items:center;justify-content:space-between;
  height:64px;gap:16px;
}
.nav-logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;color:var(--primary);}
.nav-logo span{font-size:13px;color:var(--text-light);font-weight:400;}
.nav-list{display:flex;align-items:center;gap:28px;}
.nav-link{font-size:15px;color:var(--text);padding:6px 2px;position:relative;transition:color .25s;}
.nav-link:hover{color:var(--primary);}
.nav-cta{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--border);
  background:#fff;border-radius:8px;font-size:20px;line-height:1;color:var(--primary);
}
.hero{
  padding:140px 0 90px;
  background:linear-gradient(160deg,#eef4ff 0%,#f8fbff 55%,#ffffff 100%);
  border-bottom:1px solid var(--border);
}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;text-align:center;}
.hero-title{font-size:44px;line-height:1.25;font-weight:800;letter-spacing:1px;}
.hero-title strong{color:var(--primary);}
.hero-subtitle{
  margin:22px auto 0;max-width:720px;color:var(--text-light);font-size:17px;
}
.hero-actions{display:flex;justify-content:center;gap:16px;margin-top:34px;flex-wrap:wrap;}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  margin-top:56px;padding:28px;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius);box-shadow:var(--shadow);
}
.hero-stat{text-align:center;}
.hero-stat-num{font-size:28px;font-weight:800;color:var(--primary);line-height:1.2;}
.hero-stat-label{margin-top:6px;font-size:13px;color:var(--text-light);}
.timeline{position:relative;padding-left:28px;border-left:2px solid var(--border);}
.timeline-item{position:relative;padding-bottom:28px;}
.timeline-dot{
  position:absolute;left:-37px;top:4px;width:14px;height:14px;
  background:var(--primary);border:3px solid #fff;border-radius:50%;box-shadow:0 0 0 2px var(--primary-light);
}
.timeline-content{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;}
.timeline-date{font-size:13px;color:var(--accent);font-weight:700;}
.timeline-title{font-size:16px;font-weight:700;margin:6px 0;}
.timeline-text{font-size:14px;color:var(--text-light);}
.news-list{display:grid;gap:20px;}
.news-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s;}
.news-item:hover{transform:translateY(-3px);box-shadow:0 10px 26px rgba(20,40,90,.13);}
.news-title{font-size:17px;font-weight:700;margin-bottom:8px;}
.news-meta{display:flex;align-items:center;gap:12px;font-size:13px;margin-bottom:10px;flex-wrap:wrap;}
.news-date{color:var(--text-light);}
.news-category{background:var(--primary-light);color:var(--primary);padding:2px 10px;border-radius:20px;font-weight:600;}
.news-summary{color:var(--text-light);font-size:14px;}
.news-body{margin-top:12px;font-size:14px;color:var(--text-light);}
.news-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px;}
.tag{background:var(--bg-alt);border:1px solid var(--border);color:var(--text-light);font-size:12px;padding:3px 10px;border-radius:20px;}
.faq-list{display:grid;gap:16px;max-width:860px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow);}
.faq-question{font-size:16px;font-weight:700;margin-bottom:8px;color:var(--primary-dark);}
.faq-answer{font-size:14px;color:var(--text-light);}
.form-group{margin-bottom:18px;}
.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:8px;
  font-size:14px;font-family:inherit;background:#fff;color:var(--text);transition:border-color .25s,box-shadow .25s;
}
.form-input:focus,.form-select:focus,.form-textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light);
}
.form-textarea{min-height:120px;resize:vertical;}
.form-submit{
  display:inline-flex;align-items:center;justify-content:center;
  padding:13px 34px;border:none;border-radius:48px;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:12px;color:var(--text-light);margin-top:8px;}
.stat-item{text-align:center;padding:20px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);}
.stat-number{font-size:30px;font-weight:800;color:var(--primary);}
.stat-label{margin-top:6px;font-size:13px;color:var(--text-light);}
.progress{height:10px;background:var(--bg-alt);border-radius:20px;overflow:hidden;margin-top:10px;}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--primary-dark));border-radius:20px;}
.bar-chart{display:flex;align-items:flex-end;gap:18px;height:200px;padding:20px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);}
.bar-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:8px;}
.bar-fill{width:100%;max-width:46px;background:linear-gradient(180deg,var(--primary),var(--primary-dark));border-radius:6px 6px 0 0;}
.bar-label{font-size:12px;color:var(--text-light);}
.badge{display:inline-block;padding:3px 10px;border-radius:20px;background:var(--accent);color:#fff;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:24px;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 10px 28px rgba(20,40,90,.14);
}
.partner-logo{
  display:flex;align-items:center;justify-content:center;
  height:80px;border:1px dashed var(--border);border-radius:var(--radius);
  background:#fff;color:var(--text-light);font-size:14px;
}
.step-list{display:grid;gap:18px;counter-reset:step;}
.step-item{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px;}
.step-number{
  flex:0 0 36px;width:36px;height:36px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary);color:#fff;font-weight:700;font-size:15px;
}
.footer{background:#111826;color:#c8d0de;padding:64px 0 0;}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;}
.footer-col{font-size:14px;}
.footer-title{font-size:16px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-link{display:block;color:#a9b4c6;font-size:14px;margin-bottom:10px;transition:color .25s;}
.footer-link:hover{color:#fff;}
.footer-info{font-size:13px;color:#a9b4c6;line-height:1.9;}
.footer-bottom{border-top:1px solid #232d40;padding:20px 0;font-size:13px;color:#8a95a8;}
@media (max-width:992px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .footer-inner{grid-template-columns:1fr 1fr;}
  .hero-title{font-size:36px;}
  .section-title{font-size:28px;}
}
@media (max-width:768px){
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-list{
    display:none;position:absolute;top:64px;left:0;right:0;
    flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--border);
    padding:8px 20px 16px;
  }
  .nav-list.open{display:flex;}
  .nav-link{display:block;padding:12px 0;border-bottom:1px solid var(--border);}
  .nav-cta .btn{display:none;}
  .hero{padding:120px 0 64px;}
  .hero-title{font-size:29px;}
  .hero-subtitle{font-size:15px;}
  .section{padding:56px 0;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .card{padding:22px;}
  .footer-inner{grid-template-columns:1fr;}
}
@media (max-width:480px){
  .hero-stats{grid-template-columns:1fr;padding:20px;}
  .hero-stat-num{font-size:24px;}
  .btn{width:100%;}
  .hero-actions{flex-direction:column;}
  .section-title{font-size:24px;}
}