:root{
  --primary:#ff5a1f;
  --primary-dark:#d8400f;
  --primary-light:#ffede4;
  --accent:#1f2a44;
  --text:#232323;
  --text-light:#6b7280;
  --bg:#ffffff;
  --bg-alt:#f7f8fa;
  --border:#e6e8ec;
  --shadow:0 6px 20px rgba(24,30,44,.08);
  --radius:14px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Helvetica,Arial,sans-serif;
  font-size:16px;
  line-height:1.7;
  color:var(--text);
  background:var(--bg);
  -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%;vertical-align:middle;}
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 48px;}
.section-title{font-size:32px;line-height:1.3;font-weight:700;color:var(--accent);letter-spacing:.5px;}
.section-subtitle{margin-top:14px;font-size:16px;color:var(--text-light);}
.grid{display:grid;gap:26px;}
.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;align-items:center;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 12px 28px rgba(24,30,44,.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-dark);
  font-size:20px;font-weight:700;margin-bottom:18px;
}
.card-title{font-size:19px;font-weight:700;color:var(--accent);margin-bottom:10px;}
.card-text{font-size:15px;color:var(--text-light);}
.card-body{margin-top:14px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;transition:all .25s;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 18px rgba(255,90,31,.28);}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);}
.btn-outline{background:transparent;color:var(--accent);border-color:#c9ced8;}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);}
.btn-sm{padding:9px 18px;font-size:13px;}
.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 transparent;transition:box-shadow .3s,border-color .3s;
}
.nav.scrolled{box-shadow:0 4px 18px rgba(24,30,44,.1);border-bottom-color:var(--border);}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:14px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.nav-logo{font-size:20px;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;position:relative;padding:6px 0;}
.nav-link:hover{color:var(--primary);}
.nav-toggle{
  display:none;background:none;border:1px solid var(--border);border-radius:10px;
  width:44px;height:40px;font-size:18px;color:var(--accent);
}
.nav-cta{display:inline-flex;}
.hero{
  position:relative;padding:150px 0 90px;
  background:linear-gradient(160deg,#fff5f0 0%,#f7f8fa 55%,#eef1f6 100%);
  overflow:hidden;
}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;}
.hero-title{
  font-size:46px;line-height:1.25;font-weight:800;color:var(--accent);
  max-width:800px;letter-spacing:.5px;
}
.hero-title em{font-style:normal;color:var(--primary);}
.hero-subtitle{
  margin-top:22px;max-width:680px;font-size:17px;color:var(--text-light);
}
.hero-actions{margin-top:34px;display:flex;gap:16px;flex-wrap:wrap;}
.hero-stats{
  margin-top:60px;display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
}
.hero-stat{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:22px 20px;box-shadow:var(--shadow);
}
.hero-stat-num{font-size:28px;font-weight:800;color:var(--primary);letter-spacing:.5px;}
.hero-stat-label{margin-top:6px;font-size:14px;color:var(--text-light);}
.timeline{position:relative;padding-left:8px;}
.timeline-item{position:relative;padding-left:32px;padding-bottom:30px;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 2px var(--primary-light);
}
.timeline-content{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow);}
.timeline-date{font-size:13px;font-weight:700;color:var(--primary);letter-spacing:.5px;}
.timeline-title{margin-top:6px;font-size:18px;font-weight:700;color:var(--accent);}
.timeline-text{margin-top:8px;font-size:15px;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 26px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s;
}
.news-item:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(24,30,44,.14);}
.news-title{font-size:19px;font-weight:700;color:var(--accent);}
.news-meta{display:flex;align-items:center;gap:12px;margin:10px 0 12px;font-size:13px;color:var(--text-light);}
.news-date{color:var(--text-light);}
.news-category{
  display:inline-block;padding:3px 10px;border-radius:999px;
  background:var(--primary-light);color:var(--primary-dark);font-weight:600;
}
.news-summary{font-size:15px;color:var(--text-light);}
.news-body{margin-top:12px;font-size:15px;color:var(--text-light);}
.news-tags{margin-top:14px;display:flex;gap:8px;flex-wrap:wrap;}
.tag{
  display:inline-block;padding:4px 12px;border-radius:999px;
  border:1px solid var(--border);font-size:12.5px;color:var(--text-light);background:#fff;
}
.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 24px;box-shadow:var(--shadow);}
.faq-question{font-size:17px;font-weight:700;color:var(--accent);}
.faq-answer{margin-top:10px;font-size:15px;color:var(--text-light);}
.form-group{margin-bottom:20px;display:flex;flex-direction:column;gap:8px;}
.form-label{font-size:14px;font-weight:600;color:var(--accent);}
.form-input,.form-select,.form-textarea{
  width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:10px;
  font-size:15px;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 var(--primary-light);
}
.form-textarea{min-height:130px;resize:vertical;}
.form-submit{
  display:inline-flex;align-items:center;justify-content:center;
  padding:13px 32px;border:none;border-radius:999px;
  background:var(--primary);color:#fff;font-size:15px;font-weight:600;
  transition:background .25s,transform .25s;box-shadow:0 8px 18px rgba(255,90,31,.28);
}
.form-submit:hover{background:var(--primary-dark);transform:translateY(-2px);}
.form-tip{font-size:13px;color:var(--text-light);}
.stat-item{text-align:center;padding:24px 16px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);}
.stat-number{font-size:30px;font-weight:800;color:var(--primary);}
.stat-label{margin-top:6px;font-size:14px;color:var(--text-light);}
.progress{height:10px;border-radius:999px;background:var(--bg-alt);overflow:hidden;}
.progress-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),#ffa06b);}
.bar-chart{display:flex;align-items:flex-end;gap:18px;height:220px;padding:12px 0;}
.bar-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:10px;}
.bar-fill{width:100%;border-radius:10px 10px 4px 4px;background:linear-gradient(180deg,var(--primary),#ffb98f);}
.bar-label{font-size:13px;color:var(--text-light);}
.badge{
  display:inline-block;padding:4px 12px;border-radius:999px;
  background:var(--accent);color:#fff;font-size:12.5px;font-weight:600;
}
.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 28px rgba(24,30,44,.14);
}
.partner-logo{
  display:flex;align-items:center;justify-content:center;
  min-height:88px;border:1px dashed var(--border);border-radius:var(--radius);
  color:var(--text-light);font-size:14px;background:#fff;
}
.step-list{display:grid;gap:20px;}
.step-item{display:flex;gap:18px;align-items:flex-start;}
.step-number{
  flex:0 0 auto;width:42px;height:42px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary);color:#fff;font-weight:700;
}
@media (max-width:1200px){
  .hero-title{font-size:40px;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:992px){
  .section{padding:64px 0;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .hero{padding:130px 0 72px;}
  .hero-title{font-size:34px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .nav-list{
    position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:flex-start;
    gap:4px;background:#fff;border-bottom:1px solid var(--border);
    padding:12px 20px 20px;display:none;box-shadow:var(--shadow);
  }
  .nav-list.open{display:flex;}
  .nav-link{display:block;width:100%;padding:10px 0;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-cta{display:none;}
}
@media (max-width:768px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .section-title{font-size:26px;}
  .hero-title{font-size:29px;}
  .hero-subtitle{font-size:16px;}
  .bar-chart{height:180px;gap:12px;}
}
@media (max-width:480px){
  .container{padding:0 16px;}
  .section{padding:52px 0;}
  .hero{padding:112px 0 56px;}
  .hero-title{font-size:25px;}
  .hero-stats{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .card{padding:22px;}
  .btn{padding:12px 22px;}
}