:root{
  --primary:#e8557a;
  --primary-dark:#c73e63;
  --primary-light:#fbdce5;
  --accent:#ffb84d;
  --text:#22242a;
  --text-light:#6b6f7a;
  --bg:#ffffff;
  --bg-alt:#fdf3f6;
  --border:#ececf0;
  --shadow:0 6px 24px rgba(34,36,42,.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;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
.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;font-weight:800;letter-spacing:.5px;margin-bottom:14px;}
.section-subtitle{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:14px;}
.flex-between{display:flex;align-items:center;justify-content:space-between;gap:14px;}
.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 32px rgba(34,36,42,.12);}
.card-icon{
  width:52px;height:52px;border-radius:12px;
  background:var(--primary-light);color:var(--primary-dark);
  display:flex;align-items:center;justify-content:center;
  font-size:24px;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:12px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .25s;white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(232,85,122,.28);}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);}
.btn-outline{border-color:var(--primary);color:var(--primary-dark);background:transparent;}
.btn-outline:hover{background:var(--primary-light);}
.btn-sm{padding:8px 16px;font-size:14px;}
.nav{
  position:fixed;top:0;left:0;width:100%;z-index:1000;
  background:rgba(255,255,255,.92);backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;transition:box-shadow .3s,border-color .3s;
}
.nav.scrolled{box-shadow:0 4px 20px rgba(34,36,42,.1);border-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;
}
.nav-logo{font-size:20px;font-weight:800;color:var(--primary-dark);display:flex;align-items:center;gap:8px;}
.nav-logo::before{content:"";width:10px;height:10px;border-radius:50%;background:var(--primary);display:inline-block;}
.nav-list{display:flex;align-items:center;gap:30px;}
.nav-link{font-size:15px;color:var(--text);font-weight:500;position:relative;transition:color .25s;}
.nav-link:hover{color:var(--primary-dark);}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--border);border-radius:10px;
  background:#fff;cursor:pointer;position:relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);
  width:18px;height:2px;background:var(--text);border-radius:2px;
}
.nav-toggle span{top:50%;margin-top:-1px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.nav-toggle span::before,
.nav-toggle span::after{left:0;transform:none;}
.nav-cta{display:flex;align-items:center;gap:12px;}
.hero{
  padding:140px 0 80px;
  background:linear-gradient(160deg,var(--primary-light) 0%,#fff 55%,var(--bg-alt) 100%);
  position:relative;overflow:hidden;
}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;position:relative;z-index:1;}
.hero-title{font-size:44px;font-weight:900;line-height:1.25;margin-bottom:20px;letter-spacing:.5px;}
.hero-title span{color:var(--primary-dark);}
.hero-subtitle{font-size:18px;color:var(--text-light);max-width:640px;margin-bottom:32px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:56px;}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.hero-stat{
  background:rgba(255,255,255,.75);border:1px solid var(--border);
  border-radius:var(--radius);padding:22px;text-align:center;
}
.hero-stat-num{font-size:28px;font-weight:900;color:var(--primary-dark);}
.hero-stat-label{font-size:14px;color:var(--text-light);margin-top:6px;}
.timeline{position:relative;margin-top:24px;padding-left:28px;border-left:2px solid var(--border);}
.timeline-item{position:relative;padding-bottom:32px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-dot{
  position:absolute;left:-37px;top:6px;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;box-shadow:var(--shadow);}
.timeline-date{font-size:13px;color:var(--primary-dark);font-weight:700;margin-bottom:6px;display:block;}
.timeline-title{font-size:17px;font-weight:700;margin-bottom:8px;}
.timeline-text{font-size:14px;color:var(--text-light);}
.news-list{display:flex;flex-direction:column;gap:20px;}
.news-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);transition:transform .3s;}
.news-item:hover{transform:translateY(-3px);}
.news-title{font-size:18px;font-weight:700;margin-bottom:10px;}
.news-meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-light);margin-bottom:10px;}
.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:15px;color:var(--text-light);}
.news-body{font-size:15px;color:var(--text-light);margin-top:10px;}
.news-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{background:var(--bg-alt);border:1px solid var(--border);color:var(--text-light);font-size:13px;padding:3px 12px;border-radius:999px;}
.faq-list{display:flex;flex-direction:column;gap:16px;}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);}
.faq-question{font-size:17px;font-weight:700;margin-bottom:8px;}
.faq-answer{font-size:15px;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:10px;
  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{
  width:100%;padding:13px;border:none;border-radius:999px;background:var(--primary);
  color:#fff;font-weight:700;cursor:pointer;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:24px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);}
.stat-number{font-size:32px;font-weight:900;color:var(--primary-dark);}
.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:linear-gradient(90deg,var(--primary),var(--accent));border-radius:999px;}
.bar-chart{display:flex;align-items:flex-end;gap:18px;height:220px;padding:20px 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%;background:linear-gradient(180deg,var(--accent),var(--primary));border-radius:8px 8px 0 0;transition:height .6s;}
.bar-label{font-size:13px;color:var(--text-light);text-align:center;}
.badge{display:inline-block;font-size:12px;font-weight:700;padding:3px 10px;border-radius:999px;background:var(--accent);color:#fff;}
.customer-card,
.case-card,
.honor-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,
.benefit-card:hover,
.region-card:hover,
.support-card:hover{transform:translateY(-4px);box-shadow:0 14px 32px rgba(34,36,42,.12);}
.partner-logo{
  display:flex;align-items:center;justify-content:center;
  height:80px;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius);color:var(--text-light);font-size:14px;box-shadow:var(--shadow);
}
.review-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);}
.step-list{display:flex;flex-direction:column;gap:20px;}
.step-item{display:flex;gap:18px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);}
.step-number{
  flex:0 0 40px;width:40px;height:40px;border-radius:50%;
  background:var(--primary);color:#fff;font-weight:800;
  display:flex;align-items:center;justify-content:center;
}
.footer{background:#1f2027;color:#c9cbd3;padding:64px 0 28px;}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:36px;margin-bottom:40px;}
.footer-col{display:flex;flex-direction:column;gap:10px;}
.footer-title{color:#fff;font-size:16px;font-weight:700;margin-bottom:8px;}
.footer-link{font-size:14px;color:#a5a8b3;transition:color .25s;}
.footer-link:hover{color:var(--primary-light);}
.footer-info{font-size:14px;color:#a5a8b3;line-height:1.9;}
.footer-bottom{border-top:1px solid #33343c;padding-top:22px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:#8c8f9b;}
@media (max-width:1200px){
  .hero-title{font-size:38px;}
}
@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:repeat(2,1fr);}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .hero-title{font-size:34px;}
}
@media (max-width:768px){
  .nav-list{
    position:absolute;top:68px;left:0;width:100%;background:#fff;
    flex-direction:column;gap:0;border-bottom:1px solid var(--border);
    max-height:0;overflow:hidden;transition:max-height .3s;
  }
  .nav-list.open{max-height:420px;}
  .nav-list .nav-link{display:block;padding:15px 20px;border-top:1px solid var(--border);width:100%;}
  .nav-toggle{display:block;}
  .nav-cta .btn-outline{display:none;}
  .section{padding:60px 0;}
  .section-title{font-size:26px;}
  .hero{padding:120px 0 60px;}
  .hero-title{font-size:29px;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:480px){
  .hero-title{font-size:25px;}
  .hero-subtitle{font-size:16px;}
  .hero-stats{grid-template-columns:1fr;}
  .footer-inner{grid-template-columns:1fr;}
  .btn{width:100%;}
  .hero-actions{flex-direction:column;align-items:stretch;}
}