:root{
  --primary:#e0455a;
  --primary-dark:#b32f44;
  --primary-light:#ff8a9b;
  --accent:#ffb347;
  --text:#24202a;
  --text-light:#6b6478;
  --bg:#ffffff;
  --bg-alt:#f7f5fa;
  --border:#e6e2ec;
  --shadow:0 6px 24px rgba(52,30,70,.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",system-ui,-apple-system,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}
.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:1.35;font-weight:700;letter-spacing:.5px;margin-bottom:14px}
.section-title::after{content:"";display:block;width:56px;height:4px;border-radius:2px;background:linear-gradient(90deg,var(--primary),var(--accent));margin:14px auto 0}
.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;gap:16px;flex-wrap:wrap}
.flex-between{display:flex;justify-content:space-between;align-items:center;gap:16px}
.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 14px 34px rgba(52,30,70,.14)}
.card-icon{
  width:52px;height:52px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(224,69,90,.14),rgba(255,179,71,.18));
  color:var(--primary-dark);font-size:22px;font-weight:700;margin-bottom:18px;
}
.card-title{font-size:19px;font-weight:700;margin-bottom:10px}
.card-text{color:var(--text-light);font-size:15px;line-height:1.75}
.card-body{display:flex;flex-direction:column;gap: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:all .25s;white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(224,69,90,.28)}
.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);color:#fff;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 var(--border);transition:box-shadow .3s;
}
.nav.scrolled{box-shadow:0 6px 22px rgba(52,30,70,.12)}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:0 20px;height:70px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.nav-logo{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:var(--primary-dark)}
.nav-logo span{display:inline-block;width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-size:14px;line-height:30px;text-align:center}
.nav-list{display:flex;align-items:center;gap:26px}
.nav-link{font-size:15px;color:var(--text);position:relative;padding:6px 0;transition:color .2s}
.nav-link:hover{color:var(--primary)}
.nav-link::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--primary);transition:width .25s}
.nav-link:hover::after{width:100%}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--border);border-radius:10px;
  background:#fff;cursor:pointer;font-size:18px;color:var(--text);line-height:1;
}
.nav-cta{display:flex;align-items:center;gap:12px}
.hero{
  padding:150px 0 90px;position:relative;overflow:hidden;
  background:radial-gradient(circle at 15% 20%,rgba(224,69,90,.12),transparent 55%),
             radial-gradient(circle at 85% 10%,rgba(255,179,71,.16),transparent 50%),
             linear-gradient(180deg,#fff7f8,#ffffff 70%);
}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;text-align:center}
.hero-title{font-size:46px;line-height:1.3;font-weight:800;letter-spacing:1px;margin-bottom:20px}
.hero-title em{font-style:normal;color:var(--primary)}
.hero-subtitle{font-size:18px;color:var(--text-light);max-width:740px;margin:0 auto 34px}
.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}
.hero-stat{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 14px;box-shadow:var(--shadow)}
.hero-stat-num{font-size:28px;font-weight:800;color:var(--primary-dark);line-height:1.2}
.hero-stat-label{font-size:13px;color:var(--text-light);margin-top:6px}
.timeline{position:relative;padding-left:28px;border-left:2px dashed var(--border)}
.timeline-item{position:relative;padding-bottom:30px}
.timeline-dot{position:absolute;left:-36px;top:4px;width:14px;height:14px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 4px rgba(224,69,90,.16)}
.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;color:var(--primary-dark);font-weight:600;margin-bottom:6px}
.timeline-title{font-size:17px;font-weight:700;margin-bottom:6px}
.timeline-text{font-size:14px;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,box-shadow .3s}
.news-item:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(52,30,70,.12)}
.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;flex-wrap:wrap}
.news-date{color:var(--text-light)}
.news-category{background:rgba(224,69,90,.1);color:var(--primary-dark);padding:2px 10px;border-radius:999px;font-size:12px;font-weight:600}
.news-summary{font-size:14px;color:var(--text-light)}
.news-body{font-size:15px;color:var(--text);line-height:1.85}
.news-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.tag{display:inline-block;font-size:12px;padding:3px 12px;border-radius:999px;border:1px solid var(--border);color:var(--text-light);background:var(--bg-alt)}
.faq-list{display:grid;gap:14px;max-width:900px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow)}
.faq-question{font-size:16px;font-weight:700;margin-bottom:8px;display:flex;gap:10px}
.faq-question::before{content:"Q";color:var(--primary);font-weight:800}
.faq-answer{font-size:14px;color:var(--text-light);display:flex;gap:10px}
.faq-answer::before{content:"A";color:var(--accent);font-weight:800}
.form-group{margin-bottom:20px;display:flex;flex-direction:column;gap:8px}
.form-label{font-size:14px;font-weight:600}
.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 .2s,box-shadow .2s;
}
.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(224,69,90,.12)}
.form-textarea{min-height:130px;resize:vertical}
.form-submit{width:100%;padding:14px;border:none;border-radius:10px;background:var(--primary);color:#fff;font-size:16px;font-weight:700;cursor:pointer;transition:background .25s}
.form-submit:hover{background:var(--primary-dark)}
.form-tip{font-size:12px;color:var(--text-light)}
.stat-item{text-align:center;padding:24px 12px;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-dark);line-height:1.2}
.stat-label{font-size:13px;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%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--accent));width:0;transition:width 1s ease}
.bar-chart{display:flex;align-items:flex-end;justify-content:space-around;gap:16px;height:220px;padding:20px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}
.bar-item{display:flex;flex-direction:column;align-items:center;gap:8px;flex:1;height:100%;justify-content:flex-end}
.bar-fill{width:100%;max-width:46px;border-radius:8px 8px 0 0;background:linear-gradient(180deg,var(--primary-light),var(--primary));height:0;transition:height 1s ease}
.bar-label{font-size:12px;color:var(--text-light)}
.badge{display:inline-block;font-size:12px;font-weight:700;padding:3px 10px;border-radius:6px;background:rgba(255,179,71,.18);color:#a86400}
.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:24px;
  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 14px 34px rgba(52,30,70,.14)}
.partner-logo{
  display:flex;align-items:center;justify-content:center;height:80px;border:1px dashed var(--border);
  border-radius:var(--radius);color:var(--text-light);font-size:14px;background:#fff;
}
.step-list{display:grid;gap:20px;counter-reset:step}
.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 44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:16px}
.footer{background:#221c2b;color:#cfc9d8;padding:64px 0 0;margin-top:0}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px 44px;display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.footer-col{display:flex;flex-direction:column;gap:12px}
.footer-title{font-size:16px;font-weight:700;color:#fff;margin-bottom:6px}
.footer-link{font-size:14px;color:#cfc9d8;transition:color .2s}
.footer-link:hover{color:var(--primary-light)}
.footer-info{font-size:14px;color:#cfc9d8;line-height:1.9}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px;text-align:center;font-size:13px;color:#9d96a8}
@media (min-width:1200px){.container{max-width:1200px}}
@media (max-width:992px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .hero-title{font-size:38px}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .section{padding:60px 0}
  .nav-list{
    position:absolute;top:70px;left:0;right:0;flex-direction:column;align-items:flex-start;
    gap:0;background:#fff;border-bottom:1px solid var(--border);padding:10px 20px 18px;
    display:none;box-shadow:0 14px 24px rgba(52,30,70,.1);
  }
  .nav-list.open{display:flex}
  .nav-list .nav-link{padding:12px 0;width:100%;border-bottom:1px dashed var(--border)}
  .nav-toggle{display:block}
  .nav-cta .btn{display:none}
  .hero{padding:120px 0 70px}
  .hero-title{font-size:30px}
  .hero-subtitle{font-size:16px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .section-title{font-size:25px}
  .footer-inner{grid-template-columns:1fr}
  .step-item{flex-direction:column}
}
@media (max-width:480px){
  .hero-stats{grid-template-columns:1fr}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .card{padding:22px}
  .bar-chart{height:180px;gap:8px}
}