:root{
  --primary:#e08a1e;
  --primary-dark:#b56a10;
  --primary-light:#fdf3e3;
  --accent:#2b6cb0;
  --text:#22303c;
  --text-light:#5c6b78;
  --bg:#ffffff;
  --bg-alt:#f7f9fb;
  --border:#e3e8ee;
  --shadow:0 6px 20px rgba(24,40,60,.08);
  --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",Arial,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
img{max-width:100%;display:block;}
h1,h2,h3,h4{line-height:1.35;font-weight:700;}

.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:780px;margin:0 auto 52px;}
.section-title{font-size:2rem;color:var(--text);margin-bottom:14px;position:relative;}
.section-title::after{
  content:"";display:block;width:56px;height:4px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--primary-dark));
  margin:14px auto 0;
}
.section-subtitle{color:var(--text-light);font-size:1.02rem;}

.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-radius:var(--radius);padding:28px;
  box-shadow:var(--shadow);border:1px solid var(--border);
  transition:transform .3s,box-shadow .3s;
}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(24,40,60,.14);}
.card-icon{
  width:52px;height:52px;border-radius:12px;display:flex;
  align-items:center;justify-content:center;margin-bottom:18px;
  background:var(--primary-light);color:var(--primary-dark);font-size:1.4rem;font-weight:700;
}
.card-title{font-size:1.15rem;margin-bottom:10px;color:var(--text);}
.card-text{color:var(--text-light);font-size:.95rem;}
.card-body{padding-top:6px;}

.btn{
  display:inline-block;padding:13px 30px;border-radius:999px;
  font-size:1rem;font-weight:600;cursor:pointer;border:2px solid transparent;
  transition:background .3s,color .3s,transform .25s,border-color .3s;
  text-align:center;
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);}
.btn-outline{border-color:var(--primary);color:var(--primary-dark);background:#fff;}
.btn-outline:hover{background:var(--primary);color:#fff;transform:translateY(-2px);}
.btn-sm{padding:8px 20px;font-size:.88rem;}

.nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(255,255,255,.96);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);transition:box-shadow .3s;
}
.nav.scrolled{box-shadow:0 4px 18px rgba(24,40,60,.1);}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:14px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.nav-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.18rem;color:var(--text);letter-spacing:.5px;}
.nav-logo::before{
  content:"";width:30px;height:30px;border-radius:9px;flex:none;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
}
.nav-list{display:flex;align-items:center;gap:30px;}
.nav-link{font-size:.95rem;color:var(--text-light);transition:color .25s;position:relative;}
.nav-link:hover{color:var(--primary-dark);}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;
  background:var(--primary);transition:width .25s;
}
.nav-link:hover::after{width:100%;}
.nav-cta{display:inline-block;}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--border);
  border-radius:10px;background:#fff;cursor:pointer;
  flex-direction:column;justify-content:center;align-items:center;gap:5px;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--text);border-radius:2px;}

.hero{
  padding:150px 0 90px;position:relative;overflow:hidden;
  background:
    radial-gradient(circle at 85% 10%,rgba(224,138,30,.14),transparent 48%),
    radial-gradient(circle at 8% 84%,rgba(43,108,176,.10),transparent 46%),
    linear-gradient(180deg,#fffdf9,#f7f9fb);
}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;text-align:center;}
.hero-title{
  font-size:2.9rem;letter-spacing:1px;margin-bottom:20px;color:var(--text);
}
.hero-title em{font-style:normal;color:var(--primary-dark);}
.hero-subtitle{
  max-width:760px;margin:0 auto 34px;color:var(--text-light);font-size:1.1rem;
}
.hero-actions{display:flex;justify-content:center;gap:18px;flex-wrap:wrap;margin-bottom:56px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  max-width:900px;margin:0 auto;
}
.hero-stat{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:24px 14px;box-shadow:var(--shadow);
}
.hero-stat-num{font-size:1.8rem;font-weight:800;color:var(--primary-dark);display:block;}
.hero-stat-label{font-size:.86rem;color:var(--text-light);display:block;margin-top:6px;}

.timeline{position:relative;padding-left:8px;}
.timeline-item{position:relative;padding:0 0 34px 34px;border-left:2px solid var(--border);}
.timeline-item:last-child{border-left-color:transparent;padding-bottom:0;}
.timeline-dot{
  position:absolute;left:-8px;top:4px;width:14px;height:14px;border-radius:50%;
  background:var(--primary);border:3px solid #fff;box-shadow:0 0 0 3px var(--primary-light);
}
.timeline-content{padding-left:4px;}
.timeline-date{font-size:.84rem;color:var(--primary-dark);font-weight:700;letter-spacing:.5px;}
.timeline-title{font-size:1.08rem;margin:6px 0 8px;}
.timeline-text{color:var(--text-light);font-size:.94rem;}

.news-list{display:grid;gap:20px;}
.news-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s;
}
.news-item:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(24,40,60,.13);}
.news-title{font-size:1.14rem;margin-bottom:10px;}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:12px;font-size:.84rem;color:var(--text-light);}
.news-date{color:var(--text-light);}
.news-category{
  background:var(--primary-light);color:var(--primary-dark);
  padding:3px 12px;border-radius:999px;font-size:.78rem;font-weight:600;
}
.news-summary{color:var(--text-light);font-size:.95rem;}
.news-body{color:var(--text-light);font-size:.95rem;margin-top:8px;}
.news-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{
  display:inline-block;padding:4px 12px;border-radius:999px;
  background:var(--bg-alt);border:1px solid var(--border);
  font-size:.78rem;color:var(--text-light);
}

.faq-list{display:grid;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:1.04rem;font-weight:700;margin-bottom:10px;color:var(--text);}
.faq-answer{color:var(--text-light);font-size:.95rem;}

.form-group{margin-bottom:20px;}
.form-label{display:block;font-size:.92rem;font-weight:600;margin-bottom:8px;color:var(--text);}
.form-input,.form-select,.form-textarea{
  width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:10px;
  font-size:.95rem;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(224,138,30,.15);
}
.form-textarea{min-height:130px;resize:vertical;}
.form-submit{
  display:inline-block;padding:13px 40px;border:none;border-radius:999px;
  background:var(--primary);color:#fff;font-size:1rem;font-weight:600;cursor:pointer;
  transition:background .3s,transform .25s;
}
.form-submit:hover{background:var(--primary-dark);transform:translateY(-2px);}
.form-tip{font-size:.82rem;color:var(--text-light);margin-top:10px;}

.stat-item{text-align:center;padding:10px;}
.stat-number{font-size:2rem;font-weight:800;color:var(--primary-dark);display:block;}
.stat-label{font-size:.88rem;color:var(--text-light);display:block;margin-top:6px;}
.progress{height:10px;border-radius:999px;background:var(--border);overflow:hidden;margin-top:10px;}
.progress-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--primary-dark));}
.bar-chart{display:flex;align-items:flex-end;gap:20px;height:220px;padding-top:10px;}
.bar-item{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;height:100%;}
.bar-fill{
  width:100%;max-width:52px;border-radius:8px 8px 0 0;
  background:linear-gradient(180deg,var(--primary),var(--primary-dark));
}
.bar-label{margin-top:10px;font-size:.82rem;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:.78rem;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 12px 30px rgba(24,40,60,.14);
}
.partner-logo{
  display:flex;align-items:center;justify-content:center;
  height:82px;border:1px dashed var(--border);border-radius:12px;
  background:var(--bg-alt);color:var(--text-light);font-size:.88rem;
}
.step-list{display:grid;gap:20px;}
.step-item{display:flex;gap:18px;align-items:flex-start;}
.step-number{
  flex:none;width:42px;height:42px;border-radius:50%;
  background:var(--primary);color:#fff;display:flex;
  align-items:center;justify-content:center;font-weight:800;
}

.footer{background:#1f2a33;color:#c8d2db;padding:64px 0 26px;}
.footer-inner{
  max-width:1200px;margin:0 auto;padding:0 20px;
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;
}
.footer-col{}
.footer-title{color:#fff;font-size:1.02rem;margin-bottom:18px;}
.footer-link{display:block;color:#a9b6c1;font-size:.92rem;margin-bottom:10px;transition:color .25s;}
.footer-link:hover{color:var(--primary);}
.footer-info{font-size:.9rem;color:#a9b6c1;line-height:2;}
.footer-bottom{
  max-width:1200px;margin:38px auto 0;padding:22px 20px 0;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:.84rem;color:#8c9aa6;
}

@media (max-width:1200px){
  .container{max-width:100%;}
}
@media (max-width:992px){
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .hero-title{font-size:2.4rem;}
  .footer-inner{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .section{padding:60px 0;}
  .nav-inner{flex-wrap:wrap;}
  .nav-toggle{display:flex;}
  .nav-list{
    display:none;width:100%;flex-direction:column;align-items:flex-start;
    gap:0;padding-top:12px;
  }
  .nav-list.open{display:flex;}
  .nav-list .nav-link{display:block;width:100%;padding:12px 0;border-top:1px solid var(--border);}
  .nav-cta{width:100%;text-align:center;margin-top:6px;}
  .hero{padding:120px 0 70px;}
  .hero-title{font-size:2rem;}
  .hero-subtitle{font-size:1rem;}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .grid-2,.grid-3{grid-template-columns:1fr;}
  .section-title{font-size:1.6rem;}
  .footer-inner{grid-template-columns:1fr;}
}
@media (max-width:480px){
  .hero-title{font-size:1.62rem;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .hero-stat-num{font-size:1.45rem;}
  .card,.news-item,.faq-item,.customer-card,.case-card,.honor-card,
  .review-card,.benefit-card,.region-card,.support-card{padding:20px;}
  .grid-4{grid-template-columns:1fr;}
  .bar-chart{gap:10px;height:180px;}
}