:root{
  --primary:#e8506e;
  --primary-dark:#c23a56;
  --primary-light:#ffd9e1;
  --accent:#f8a24b;
  --text:#2b2b33;
  --text-light:#6d6d7c;
  --bg:#ffffff;
  --bg-alt:#fdf4f6;
  --border:#eee0e4;
  --shadow:0 6px 20px rgba(200,80,110,.10);
  --radius:14px;
}
*,*::before,*::after{box-sizing:border-box;}
html,body,h1,h2,h3,h4,p,ul,ol,li,figure,blockquote{margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",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;
  color:var(--text);
  position:relative;
  display:inline-block;
  padding-bottom:14px;
}
.section-title::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:0;
  transform:translateX(-50%);
  width:64px;
  height:4px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
}
.section-subtitle{
  margin-top:18px;
  color:var(--text-light);
  font-size:16px;
}

.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: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,border-color .3s;
}
.card:hover{transform:translateY(-4px);border-color:var(--primary-light);}
.card-icon{
  width:52px;height:52px;
  border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary-light);
  color:var(--primary-dark);
  font-size:22px;font-weight:800;
  margin-bottom:18px;
}
.card-title{font-size:19px;font-weight:700;margin-bottom:12px;color:var(--text);}
.card-text{color:var(--text-light);font-size:15px;}
.card-body{margin-top:10px;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  border:2px solid transparent;
  cursor:pointer;
  transition:background .25s,color .25s,border-color .25s,transform .25s;
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);}
.btn-outline{background:transparent;color:var(--primary-dark);border-color:var(--primary);}
.btn-outline:hover{background:var(--primary-light);transform:translateY(-2px);}
.btn-sm{padding:8px 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(180,70,100,.12);border-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(--primary-dark);
  display:flex;align-items:center;gap:10px;letter-spacing:.5px;
}
.nav-logo::before{
  content:"";
  width:12px;height:12px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  display:inline-block;
}
.nav-list{display:flex;align-items:center;gap:28px;}
.nav-link{
  font-size:15px;color:var(--text-light);font-weight:500;
  padding:6px 0;position:relative;transition:color .25s;
}
.nav-link:hover{color:var(--primary);}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--primary);transition:width .25s;
}
.nav-link:hover::after{width:100%;}
.nav-cta{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;
  width:42px;height:42px;border-radius:10px;
  border:1px solid var(--border);background:#fff;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--text);border-radius:2px;}

.hero{
  padding:170px 0 90px;
  background:linear-gradient(180deg,#fff5f7 0%,#ffffff 100%);
  position:relative;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;top:-120px;right:-120px;
  width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(232,80,110,.16),transparent 70%);
}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;position:relative;}
.hero-title{
  font-size:46px;line-height:1.3;font-weight:800;letter-spacing:1px;
  max-width:820px;
}
.hero-title strong{color:var(--primary);}
.hero-subtitle{
  margin-top:22px;font-size:18px;color:var(--text-light);max-width:680px;
}
.hero-actions{margin-top:34px;display:flex;flex-wrap:wrap;gap:16px;}
.hero-stats{
  margin-top:56px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  border-top:1px solid var(--border);
  padding-top:34px;
}
.hero-stat{text-align:left;}
.hero-stat-num{font-size:28px;font-weight:800;color:var(--primary-dark);}
.hero-stat-label{font-size:14px;color:var(--text-light);margin-top:6px;}

.timeline{position:relative;padding-left:28px;border-left:2px solid var(--border);display:grid;gap:28px;}
.timeline-item{position:relative;}
.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 24px;box-shadow:var(--shadow);}
.timeline-date{font-size:13px;color:var(--primary-dark);font-weight:700;letter-spacing:.5px;}
.timeline-title{font-size:17px;font-weight:700;margin:6px 0 8px;}
.timeline-text{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;box-shadow:var(--shadow);transition:transform .3s;}
.news-item:hover{transform:translateY(-4px);}
.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:10px;}
.news-date{color:var(--text-light);}
.news-category{background:var(--primary-light);color:var(--primary-dark);border-radius:999px;padding:2px 12px;font-weight:600;}
.news-summary{color:var(--text-light);font-size:15px;}
.news-body{margin-top:10px;color:var(--text-light);font-size:15px;}
.news-tags{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px;}
.tag{background:var(--bg-alt);border:1px solid var(--border);color:var(--text-light);font-size:12px;border-radius:999px;padding:3px 12px;}

.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(--text);margin-bottom:10px;}
.faq-answer{font-size:15px;color:var(--text-light);}

.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;
  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:130px;resize:vertical;}
.form-submit{
  display:inline-block;padding:13px 34px;border:none;border-radius:999px;
  background:var(--primary);color:#fff;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:12px;}

.stat-item{text-align:center;}
.stat-number{font-size:30px;font-weight:800;color:var(--primary-dark);}
.stat-label{font-size:14px;color:var(--text-light);margin-top:6px;}
.progress{background:var(--bg-alt);border-radius:999px;height:10px;overflow:hidden;}
.progress-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--accent));}
.bar-chart{display:flex;align-items:flex-end;gap:18px;height:220px;}
.bar-item{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:10px;}
.bar-fill{width:100%;border-radius:8px 8px 0 0;background:linear-gradient(180deg,var(--primary),var(--primary-light));}
.bar-label{font-size:13px;color:var(--text-light);}

.badge{display:inline-block;background:var(--primary-light);color:var(--primary-dark);font-size:12px;font-weight:700;border-radius:999px;padding:4px 14px;}
.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);}
.partner-logo{
  display:flex;align-items:center;justify-content:center;
  height:80px;border:1px dashed var(--border);border-radius:var(--radius);
  background:var(--bg-alt);color:var(--text-light);font-size:14px;letter-spacing:.5px;
}
.step-list{display:grid;gap:22px;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;font-weight:800;
  display:flex;align-items:center;justify-content:center;
}

.footer{background:#2b2b33;color:#d7d7de;padding:64px 0 26px;}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px;display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:36px;}
.footer-col{font-size:14px;}
.footer-title{font-size:16px;font-weight:700;color:#fff;margin-bottom:18px;}
.footer-link{display:block;color:#b9b9c3;margin-bottom:10px;transition:color .25s;}
.footer-link:hover{color:var(--primary-light);}
.footer-bottom{
  max-width:1200px;margin:44px auto 0;padding:22px 20px 0;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#9a9aa6;
}
.footer-info{font-size:14px;color:#c6c6cf;line-height:2;}

@media (max-width:1200px){
  .container{padding:0 24px;}
  .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);}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .footer-inner{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .nav-toggle{display:flex;}
  .nav-list{
    position:absolute;top:100%;left:0;right:0;
    background:#fff;flex-direction:column;gap:0;
    border-bottom:1px solid var(--border);
    box-shadow:0 10px 24px rgba(180,70,100,.10);
    max-height:0;overflow:hidden;transition:max-height .3s;
  }
  .nav-list.open{max-height:420px;}
  .nav-link{width:100%;padding:14px 24px;border-bottom:1px solid var(--border);}
  .nav-cta .btn{display:none;}
  .section{padding:60px 0;}
  .hero{padding:140px 0 70px;}
  .hero-title{font-size:32px;}
  .hero-subtitle{font-size:16px;}
  .section-title{font-size:26px;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .footer-inner{grid-template-columns:1fr;}
}
@media (max-width:480px){
  .hero-title{font-size:26px;}
  .hero-actions .btn{width:100%;}
  .card{padding:22px;}
  .section-title{font-size:23px;}
}