:root{
  --primary:#5b3fd6;
  --primary-dark:#3d29a3;
  --primary-light:#ece7fd;
  --accent:#ff7a45;
  --text:#22203a;
  --text-light:#6b6880;
  --bg:#ffffff;
  --bg-alt:#f6f5fc;
  --border:#e6e4f0;
  --shadow:0 6px 24px rgba(60,45,120,.08);
  --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.7;
  -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;margin-bottom:48px}
.section-title{font-size:34px;color:var(--text);letter-spacing:.5px}
.section-title::after{content:"";display:block;width:56px;height:4px;border-radius:2px;background:linear-gradient(90deg,var(--primary),var(--accent));margin:16px auto 0}
.section-subtitle{margin-top:14px;color:var(--text-light);font-size:16px;max-width:760px;margin-left:auto;margin-right:auto}

.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;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;
}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(60,45,120,.14)}
.card-icon{
  width:52px;height:52px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary-light);color:var(--primary);
  font-size:22px;font-weight:700;margin-bottom:16px;
}
.card-title{font-size:19px;margin-bottom:10px;color:var(--text)}
.card-text{color:var(--text-light);font-size:15px}
.card-body{margin-top:6px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 30px;border-radius:999px;font-size:16px;font-weight:600;
  cursor:pointer;border:2px solid transparent;transition:all .25s;white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(91,63,214,.28)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-outline:hover{background:var(--primary-light)}
.btn-sm{padding:8px 18px;font-size:14px}

.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  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(60,45,120,.10);border-bottom-color:var(--border)}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:0 20px;height:70px;
  display:flex;align-items:center;justify-content:space-between;
}
.nav-logo{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:800;color:var(--primary)}
.nav-logo span{display:inline-flex;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;align-items:center;justify-content:center;font-size:17px}
.nav-list{display:flex;align-items:center;gap:6px}
.nav-link{
  display:block;padding:9px 15px;border-radius:8px;font-size:15px;
  color:var(--text);transition:color .2s,background .2s;
}
.nav-link:hover{color:var(--primary);background:var(--primary-light)}
.nav-cta{margin-left:12px}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--border);
  background:#fff;border-radius:10px;cursor:pointer;font-size:20px;color:var(--primary);
  align-items:center;justify-content:center;
}

.hero{
  position:relative;padding:150px 0 90px;
  background:
    radial-gradient(circle at 88% 12%,rgba(255,122,69,.14),transparent 46%),
    radial-gradient(circle at 8% 80%,rgba(91,63,214,.14),transparent 50%),
    var(--bg-alt);
  overflow:hidden;
}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px}
.hero-title{
  font-size:50px;letter-spacing:1px;max-width:820px;
  background:linear-gradient(120deg,var(--primary-dark),var(--primary) 55%,var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-subtitle{margin-top:22px;font-size:18px;color:var(--text-light);max-width:680px}
.hero-actions{margin-top:36px;display:flex;flex-wrap:wrap;gap:16px}
.hero-stats{
  margin-top:58px;display:grid;grid-template-columns:repeat(4,1fr);
  gap:20px;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius);padding:30px 24px;box-shadow:var(--shadow);
}
.hero-stat{text-align:center}
.hero-stat-num{font-size:30px;font-weight:800;color:var(--primary)}
.hero-stat-label{margin-top:6px;font-size:14px;color:var(--text-light)}

.timeline{position:relative;padding-left:28px}
.timeline::before{content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;background:var(--border)}
.timeline-item{position:relative;padding-bottom:28px}
.timeline-dot{position:absolute;left:-28px;top:6px;width:14px;height:14px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 4px var(--primary-light)}
.timeline-content{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow)}
.timeline-date{font-size:13px;color:var(--accent);font-weight:700}
.timeline-title{font-size:17px;margin:6px 0}
.timeline-text{color:var(--text-light);font-size:15px}

.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-meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-light);margin-bottom:10px}
.news-date{}
.news-category{background:var(--primary-light);color:var(--primary);border-radius:999px;padding:2px 12px;font-weight:600}
.news-title{font-size:19px;margin-bottom:10px}
.news-summary{color:var(--text-light);font-size:15px}
.news-body{margin-top:12px;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);border-radius:999px;padding:3px 12px;font-size:13px;color:var(--text-light)}

.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(--text);display:flex;gap:10px}
.faq-question::before{content:"Q";color:var(--primary);font-weight:800}
.faq-answer{margin-top:12px;color:var(--text-light);font-size:15px;padding-left:26px}

.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;
  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 var(--primary-light)}
.form-textarea{min-height:130px;resize:vertical}
.form-submit{
  display:inline-flex;align-items:center;justify-content:center;
  padding:13px 34px;border-radius:999px;border:none;cursor:pointer;
  background:var(--primary);color:#fff;font-size:16px;font-weight:600;transition:background .25s;
}
.form-submit:hover{background:var(--primary-dark)}
.form-tip{font-size:13px;color:var(--text-light);margin-top:10px}

.stat-item{text-align:center;padding:22px 14px}
.stat-number{font-size:34px;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),var(--accent))}
.bar-chart{display:flex;align-items:flex-end;gap:22px;height:220px;padding:16px 8px 0}
.bar-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%}
.bar-fill{width:100%;border-radius:8px 8px 0 0;background:linear-gradient(180deg,var(--primary),var(--primary-dark));min-height:8px}
.bar-label{margin-top:10px;font-size:13px;color:var(--text-light)}

.badge{display:inline-block;background:var(--primary-light);color:var(--primary);font-size:13px;font-weight:600;border-radius:999px;padding:3px 12px}
.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 14px 34px rgba(60,45,120,.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}
.step-item{display:flex;gap:18px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 24px;box-shadow:var(--shadow)}
.step-number{
  flex:0 0 40px;width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary);color:#fff;font-weight:700;
}

.footer{background:#1d1a33;color:#c9c5e0;padding:64px 0 0}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:36px;max-width:1200px;margin:0 auto;padding:0 20px}
.footer-col{}
.footer-title{color:#fff;font-size:16px;font-weight:700;margin-bottom:18px}
.footer-link{display:block;color:#c9c5e0;font-size:14px;margin-bottom:10px;transition:color .2s}
.footer-link:hover{color:#fff}
.footer-bottom{
  margin-top:52px;border-top:1px solid rgba(255,255,255,.12);
  padding:22px 20px;text-align:center;font-size:13px;color:#8f8aa8;
  max-width:1200px;margin-left:auto;margin-right:auto;
}
.footer-info{font-size:14px;color:#c9c5e0;line-height:2}
.footer-info a{color:#c9c5e0}
.footer-info a:hover{color:#fff}

@media (max-width:1200px){
  .hero-title{font-size:44px}
  .footer-inner{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:28px}
}
@media (max-width:992px){
  .section{padding:64px 0}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .hero{padding:130px 0 70px}
  .hero-title{font-size:38px}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .nav-list{
    display:none;position:absolute;top:70px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--border);
    box-shadow:0 12px 24px rgba(60,45,120,.10);padding:10px 16px 18px;
  }
  .nav-list.open{display:flex}
  .nav-toggle{display:flex}
  .nav-cta{display:none}
  .footer-inner{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  .section-title{font-size:27px}
  .hero-title{font-size:31px}
  .hero-subtitle{font-size:16px}
  .grid-3,.grid-4,.grid-2{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:1fr;gap:14px}
  .bar-chart{gap:12px}
}
@media (max-width:480px){
  .container{padding:0 16px}
  .section{padding:52px 0}
  .hero{padding:112px 0 56px}
  .hero-title{font-size:26px}
  .card{padding:22px}
  .footer-inner{grid-template-columns:1fr;gap:26px}
  .btn{width:100%;justify-content:center}
  .hero-actions{flex-direction:column}
}