:root{
  --primary:#6C4CF1;
  --primary-dark:#4E33C4;
  --primary-light:#EDE8FF;
  --accent:#FF7A59;
  --text:#1F2233;
  --text-light:#5C6178;
  --bg:#FFFFFF;
  --bg-alt:#F6F5FB;
  --border:#E5E3EF;
  --shadow:0 6px 24px rgba(31,34,51,.08);
  --radius:14px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{list-style:none;padding:0;}
a{text-decoration:none;color:inherit;}
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:34px;line-height:1.3;font-weight:800;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;align-items:center;gap:16px;}
.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 14px 34px rgba(31,34,51,.14);}
.card-icon{
  width:52px;height:52px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary-light);color:var(--primary);
  font-size:22px;font-weight:800;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:14px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 30px;border-radius:999px;font-size:16px;font-weight:600;
  transition:transform .25s,background .25s,color .25s,box-shadow .25s;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(108,76,241,.28);}
.btn-primary:hover{background:var(--primary-dark);}
.btn-outline{border:1.5px solid var(--primary);color:var(--primary);background:transparent;}
.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,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
  transition:box-shadow .3s;
}
.nav.scrolled{box-shadow:0 4px 20px rgba(31,34,51,.10);}
.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:19px;font-weight:800;letter-spacing:.5px;}
.nav-logo span{
  width:34px;height:34px;border-radius:9px;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:16px;
}
.nav-list{display:flex;align-items:center;gap:28px;}
.nav-link{font-size:15px;color:var(--text-light);font-weight:500;transition:color .25s;}
.nav-link:hover{color:var(--primary);}
.nav-cta{padding:9px 22px;font-size:14px;background:var(--primary);color:#fff;border-radius:999px;font-weight:600;}
.nav-cta:hover{background:var(--primary-dark);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--border);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--text);border-radius:2px;}
.hero{
  padding:150px 0 90px;
  background:
    radial-gradient(circle at 15% 20%,rgba(108,76,241,.14),transparent 45%),
    radial-gradient(circle at 85% 10%,rgba(255,122,89,.12),transparent 42%),
    var(--bg);
  position:relative;overflow:hidden;
}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;text-align:center;}
.hero-title{font-size:52px;line-height:1.2;font-weight:900;letter-spacing:1px;}
.hero-title em{font-style:normal;color:var(--primary);}
.hero-subtitle{
  max-width:720px;margin:24px auto 0;font-size:18px;color:var(--text-light);
}
.hero-actions{display:flex;justify-content:center;gap:16px;margin-top:38px;flex-wrap:wrap;}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  margin-top:64px;padding:32px;background:#fff;border-radius:var(--radius);
  border:1px solid var(--border);box-shadow:var(--shadow);
}
.hero-stat{text-align:center;}
.hero-stat-num{font-size:32px;font-weight:900;color:var(--primary);line-height:1.2;}
.hero-stat-label{margin-top:6px;font-size:14px;color:var(--text-light);}
.timeline{position:relative;padding-left:32px;}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:var(--border);}
.timeline-item{position:relative;padding-bottom:32px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-dot{
  position:absolute;left:-32px;top:6px;width:20px;height:20px;border-radius:50%;
  background:#fff;border:4px solid var(--primary);
}
.timeline-content{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow);}
.timeline-date{font-size:13px;color:var(--accent);font-weight:700;letter-spacing:.5px;}
.timeline-title{font-size:17px;font-weight:700;margin:6px 0 8px;}
.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:24px 28px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s;}
.news-item:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(31,34,51,.12);}
.news-title{font-size:18px;font-weight:700;margin-bottom:8px;}
.news-meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-light);margin-bottom:12px;}
.news-date{color:var(--text-light);}
.news-category{background:var(--primary-light);color:var(--primary-dark);padding:2px 10px;border-radius:999px;font-weight:600;}
.news-summary{font-size:14px;color:var(--text-light);}
.news-body{margin-top:14px;font-size:14px;color:var(--text-light);}
.news-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{display:inline-block;padding:3px 12px;border-radius:999px;background:var(--bg-alt);border:1px solid var(--border);font-size:12px;color:var(--text-light);}
.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 26px;box-shadow:var(--shadow);}
.faq-question{font-size:17px;font-weight:700;display:flex;gap:10px;}
.faq-question::before{content:"Q";color:var(--primary);font-weight:900;}
.faq-answer{margin-top:12px;font-size:15px;color:var(--text-light);padding-left:24px;}
.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 16px;border:1px solid var(--border);border-radius:10px;
  font-size:15px;font-family:inherit;color:var(--text);background:#fff;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 rgba(108,76,241,.15);}
.form-textarea{min-height:130px;resize:vertical;}
.form-submit{
  display:inline-flex;align-items:center;justify-content:center;
  padding:13px 38px;border-radius:999px;background:var(--primary);color:#fff;
  font-size:16px;font-weight:700;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;}
.stat-number{font-size:36px;font-weight:900;color:var(--primary);line-height:1.1;}
.stat-label{margin-top:8px;font-size:14px;color:var(--text-light);}
.progress{height:10px;background:var(--bg-alt);border-radius:999px;overflow:hidden;margin-top:10px;}
.progress-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--accent));}
.bar-chart{display:flex;align-items:flex-end;gap:20px;height:220px;margin-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%;max-width:56px;border-radius:8px 8px 0 0;background:linear-gradient(180deg,var(--primary),var(--primary-dark));}
.bar-label{font-size:13px;color:var(--text-light);text-align:center;}
.badge{display:inline-block;padding:4px 12px;border-radius:999px;background:var(--primary-light);color:var(--primary-dark);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(31,34,51,.14);
}
.partner-logo{
  height:72px;border:1px dashed var(--border);border-radius:var(--radius);
  display:flex;align-items:center;justify-content:center;
  color:var(--text-light);font-size:14px;background:#fff;
}
.step-list{display:grid;gap:20px;counter-reset:step;}
.step-item{display:flex;gap:18px;align-items:flex-start;}
.step-number{
  flex:0 0 40px;width:40px;height:40px;border-radius:50%;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;
}
.footer{background:#1B1D2B;color:#C7CAD9;padding:64px 0 0;margin-top:0;}
.footer-inner{
  max-width:1200px;margin:0 auto;padding:0 20px 48px;
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;
}
.footer-col{font-size:14px;}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.5px;}
.footer-link{display:block;color:#A8ACC0;margin-bottom:10px;font-size:14px;transition:color .25s;}
.footer-link:hover{color:#fff;}
.footer-info{font-size:14px;color:#A8ACC0;line-height:2;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px;text-align:center;font-size:13px;color:#8B90A6;}
@media (max-width:1199px){
  .container{padding:0 24px;}
  .hero-title{font-size:44px;}
}
@media (max-width:991px){
  .hero-title{font-size:38px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .footer-inner{grid-template-columns:repeat(2,1fr);}
  .section{padding:64px 0;}
  .section-title{font-size:28px;}
}
@media (max-width:768px){
  .nav-list{
    display:none;position:absolute;top:68px;left:0;right:0;
    background:#fff;flex-direction:column;align-items:stretch;gap:0;
    padding:12px 20px 20px;border-bottom:1px solid var(--border);box-shadow:var(--shadow);
  }
  .nav-list.open{display:flex;}
  .nav-link{display:block;padding:12px 4px;border-bottom:1px solid var(--bg-alt);}
  .nav-toggle{display:flex;}
  .nav-cta{display:none;}
  .hero{padding:120px 0 64px;}
  .hero-title{font-size:30px;}
  .hero-subtitle{font-size:16px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .hero-stats{grid-template-columns:repeat(2,1fr);padding:24px 16px;}
  .footer-inner{grid-template-columns:1fr;}
  .bar-chart{height:180px;gap:10px;}
  .timeline{padding-left:26px;}
  .timeline-dot{left:-26px;width:16px;height:16px;}
}
@media (max-width:480px){
  .section{padding:48px 0;}
  .section-title{font-size:24px;}
  .hero-title{font-size:26px;}
  .hero-stats{grid-template-columns:1fr;gap:16px;}
  .hero-stat-num{font-size:26px;}
  .card{padding:22px;}
  .btn{padding:12px 22px;font-size:15px;}
  .news-item,.faq-item{padding:18px 20px;}
}