:root{
  --primary:#f4623a;
  --primary-dark:#d94b24;
  --primary-light:#ffece5;
  --accent:#2b3a55;
  --text:#232323;
  --text-light:#6b7280;
  --bg:#ffffff;
  --bg-alt:#f7f8fa;
  --border:#e8e9ed;
  --shadow:0 6px 24px rgba(35,35,35,.08);
  --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.7;
  font-size:16px;
  padding-top:68px;
}
a{text-decoration:none;color:inherit;}
ul{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;line-height:1.35;color:var(--accent);font-weight:700;margin-bottom:14px;}
.section-subtitle{font-size:16px;color:var(--text-light);line-height:1.8;}
.grid{display:grid;gap:26px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.flex{display:flex;align-items:center;gap:14px;}
.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;
  border:1px solid var(--border);
}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(35,35,35,.12);}
.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;color:var(--accent);font-weight:700;margin-bottom:10px;}
.card-text{font-size:15px;color:var(--text-light);line-height:1.8;}
.card-body{margin-top:12px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 30px;border-radius:999px;font-size:16px;font-weight:600;
  cursor:pointer;border:2px solid transparent;transition:all .25s;white-space:nowrap;
}
.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(--accent);border-color:var(--border);}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);}
.btn-sm{padding:9px 20px;font-size:14px;}
.nav{
  position:fixed;top:0;left:0;right:0;z-index:999;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:box-shadow .3s,border-color .3s;
}
.nav.scrolled{box-shadow:0 4px 20px rgba(35,35,35,.1);border-bottom-color:var(--border);}
.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{font-size:21px;font-weight:800;color:var(--accent);letter-spacing:.5px;}
.nav-logo span{color:var(--primary);}
.nav-list{display:flex;align-items:center;gap:26px;}
.nav-link{font-size:15px;color:var(--text);font-weight:500;transition:color .25s;position:relative;}
.nav-link:hover{color:var(--primary);}
.nav-toggle{
  display:none;background:none;border:none;font-size:24px;color:var(--accent);
  cursor:pointer;padding:6px 10px;line-height:1;
}
.nav-cta{display:flex;align-items:center;gap:12px;}
.hero{
  position:relative;
  padding:96px 0 80px;
  background:linear-gradient(160deg,#fff 0%,var(--primary-light) 100%);
  overflow:hidden;
}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;text-align:center;}
.hero-title{
  font-size:46px;line-height:1.28;font-weight:800;color:var(--accent);
  margin-bottom:22px;letter-spacing:.5px;
}
.hero-title em{font-style:normal;color:var(--primary);}
.hero-subtitle{
  font-size:18px;color:var(--text-light);line-height:1.85;
  max-width:760px;margin:0 auto 36px;
}
.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;
  max-width:900px;margin:0 auto;
  background:#fff;border-radius:var(--radius);padding:30px 20px;
  box-shadow:var(--shadow);border:1px solid var(--border);
}
.hero-stat{text-align:center;}
.hero-stat-num{font-size:30px;font-weight:800;color:var(--primary);line-height:1.2;}
.hero-stat-label{font-size:14px;color:var(--text-light);margin-top:6px;}
.timeline{position:relative;padding-left:30px;}
.timeline-item{position:relative;padding-bottom:32px;border-left:2px solid var(--border);padding-left:26px;}
.timeline-item:last-child{border-left-color:transparent;padding-bottom:0;}
.timeline-dot{position:absolute;left:-9px;top:4px;width:16px;height:16px;border-radius:50%;background:var(--primary);border:3px solid #fff;box-shadow:0 0 0 2px var(--primary-light);}
.timeline-content{}
.timeline-date{font-size:14px;color:var(--primary);font-weight:700;}
.timeline-title{font-size:17px;color:var(--accent);font-weight:700;margin:4px 0 6px;}
.timeline-text{font-size:15px;color:var(--text-light);line-height:1.8;}
.news-list{display:grid;gap:20px;}
.news-item{background:#fff;border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);border:1px solid var(--border);transition:transform .3s;}
.news-item:hover{transform:translateY(-3px);}
.news-title{font-size:18px;color:var(--accent);font-weight:700;margin-bottom:8px;}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:10px;}
.news-date{font-size:13px;color:var(--text-light);}
.news-category{font-size:12px;color:var(--primary);background:var(--primary-light);padding:2px 10px;border-radius:999px;}
.news-summary{font-size:15px;color:var(--text-light);line-height:1.8;}
.news-body{margin-top:10px;}
.news-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{font-size:12px;color:var(--text-light);background:var(--bg-alt);padding:3px 10px;border-radius:999px;border:1px solid var(--border);}
.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;color:var(--accent);margin-bottom:8px;}
.faq-answer{font-size:15px;color:var(--text-light);line-height:1.8;}
.form-group{margin-bottom:20px;}
.form-label{display:block;font-size:14px;font-weight:600;color:var(--accent);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;
}
.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary);}
.form-textarea{min-height:130px;resize:vertical;}
.form-submit{
  display:inline-flex;align-items:center;justify-content:center;
  padding:13px 34px;border-radius:999px;background:var(--primary);color:#fff;
  border:none;font-size:16px;font-weight:600;cursor:pointer;transition:background .25s;
}
.form-submit:hover{background:var(--primary-dark);}
.form-tip{font-size:13px;color:var(--text-light);margin-top:8px;}
.stat-item{text-align:center;padding:20px 10px;}
.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;background:var(--bg-alt);border-radius:999px;overflow:hidden;margin-top:10px;}
.progress-fill{height:100%;background:var(--primary);border-radius:999px;}
.bar-chart{display:flex;align-items:flex-end;gap:22px;height:220px;padding:20px 0;}
.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(--primary),var(--primary-dark));border-radius:8px 8px 0 0;transition:height .4s;}
.bar-label{font-size:13px;color:var(--text-light);margin-top:10px;text-align:center;}
.badge{display:inline-block;font-size:12px;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;border:1px solid var(--border);box-shadow:var(--shadow);transition:transform .3s;}
.customer-card:hover{transform:translateY(-4px);}
.case-card{background:#fff;border-radius:var(--radius);padding:26px;border:1px solid var(--border);box-shadow:var(--shadow);}
.honor-card{background:#fff;border-radius:var(--radius);padding:24px;border:1px solid var(--border);box-shadow:var(--shadow);text-align:center;}
.partner-logo{
  display:flex;align-items:center;justify-content:center;
  height:80px;background:#fff;border:1px dashed var(--border);border-radius:var(--radius);
  color:var(--text-light);font-size:14px;
}
.review-card{background:#fff;border-radius:var(--radius);padding:28px;border:1px solid var(--border);box-shadow:var(--shadow);}
.benefit-card{background:#fff;border-radius:var(--radius);padding:26px;border:1px solid var(--border);box-shadow:var(--shadow);transition:transform .3s;}
.benefit-card:hover{transform:translateY(-4px);}
.step-list{display:grid;gap:22px;}
.step-item{display:flex;gap:20px;align-items:flex-start;}
.step-number{
  flex-shrink:0;width:44px;height:44px;border-radius:50%;
  background:var(--primary);color:#fff;font-weight:800;font-size:18px;
  display:flex;align-items:center;justify-content:center;
}
.region-card{background:#fff;border-radius:var(--radius);padding:24px;border:1px solid var(--border);box-shadow:var(--shadow);text-align:center;}
.support-card{background:#fff;border-radius:var(--radius);padding:26px;border:1px solid var(--border);box-shadow:var(--shadow);transition:transform .3s;}
.support-card:hover{transform:translateY(-4px);}
.footer{background:var(--accent);color:#cfd6e4;padding:64px 0 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:36px;
}
.footer-col{}
.footer-title{font-size:16px;color:#fff;font-weight:700;margin-bottom:18px;}
.footer-link{display:block;font-size:14px;color:#cfd6e4;margin-bottom:10px;transition:color .25s;}
.footer-link:hover{color:var(--primary);}
.footer-info{font-size:14px;line-height:2;color:#cfd6e4;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px;text-align:center;font-size:13px;color:#9aa6bb;
}
@media (max-width:1200px){
  .hero-title{font-size:40px;}
}
@media (max-width:992px){
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .footer-inner{grid-template-columns:1fr 1fr;}
  .hero-title{font-size:36px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:768px){
  .nav-list{
    display:none;position:absolute;top:68px;left:0;right:0;
    flex-direction:column;gap:0;background:#fff;
    border-bottom:1px solid var(--border);box-shadow:var(--shadow);
    padding:10px 0;
  }
  .nav-list.open{display:flex;}
  .nav-list li{width:100%;}
  .nav-link{display:block;padding:14px 24px;font-size:16px;}
  .nav-toggle{display:block;}
  .nav-cta .btn{display:none;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .section{padding:60px 0;}
  .section-title{font-size:26px;}
  .hero{padding:64px 0 56px;}
  .hero-title{font-size:30px;}
  .hero-subtitle{font-size:16px;}
  .footer-inner{grid-template-columns:1fr;}
  .bar-chart{gap:12px;}
}
@media (max-width:480px){
  .hero-stats{grid-template-columns:1fr;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .hero-title{font-size:26px;}
  .hero-stat-num{font-size:26px;}
  .card{padding:22px;}
  .section-title{font-size:22px;}
}