:root{
  --primary:#4f46e5;
  --primary-dark:#3730a3;
  --primary-light:#a5b4fc;
  --accent:#f43f5e;
  --text:#1f2937;
  --text-light:#6b7280;
  --bg:#ffffff;
  --bg-alt:#f5f6fb;
  --border:#e5e7eb;
  --shadow:0 4px 16px rgba(31,41,55,.08);
  --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",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;}
h1,h2,h3,h4{line-height:1.3;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;max-width:760px;margin:0 auto 48px;}
.section-title{font-size:2rem;color:var(--text);margin-bottom:14px;letter-spacing:.5px;}
.section-subtitle{font-size:1rem;color:var(--text-light);}

.grid{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));}
.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:12px;flex-wrap:wrap;}
.flex-between{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;}

.card{
  background:#fff;border-radius:var(--radius);padding:28px;
  border:1px solid var(--border);
  box-shadow:var(--shadow);
  transition:transform .3s,box-shadow .3s,border-color .3s;
}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(79,70,229,.14);border-color:var(--primary-light);}
.card-icon{
  width:52px;height:52px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(79,70,229,.1);color:var(--primary);font-size:1.5rem;font-weight:700;margin-bottom:18px;
}
.card-title{font-size:1.125rem;margin-bottom:10px;color:var(--text);}
.card-text{font-size:.95rem;color:var(--text-light);}
.card-body{}

.btn{
  display:inline-block;padding:13px 28px;border-radius:10px;font-size:1rem;font-weight:600;
  cursor:pointer;border:2px solid transparent;transition:all .25s;text-align:center;line-height:1.2;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(79,70,229,.3);}
.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:rgba(79,70,229,.08);transform:translateY(-2px);}
.btn-sm{padding:8px 18px;font-size:.875rem;border-radius:8px;}

.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  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 2px 14px rgba(31,41,55,.1);border-bottom-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;gap:16px;
}
.nav-logo{font-size:1.25rem;font-weight:800;color:var(--primary);display:flex;align-items:center;gap:8px;letter-spacing:.5px;}
.nav-logo::before{content:"▶";font-size:.9rem;color:var(--accent);}
.nav-list{display:flex;align-items:center;gap:6px;}
.nav-link{
  display:block;padding:8px 14px;border-radius:8px;font-size:.95rem;color:var(--text-light);
  font-weight:500;transition:color .2s,background .2s;
}
.nav-link:hover{color:var(--primary);background:rgba(79,70,229,.08);}
.nav-toggle{
  display:none;background:none;border:none;font-size:1.5rem;color:var(--text);cursor:pointer;
  padding:6px 10px;border-radius:8px;
}
.nav-cta{padding:9px 20px;font-size:.9rem;}

.hero{
  padding:150px 0 90px;
  background:linear-gradient(160deg,#eef0ff 0%,#f9f9ff 45%,#ffffff 100%);
  position:relative;overflow:hidden;
}
.hero::after{
  content:"";position:absolute;right:-140px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(79,70,229,.16),rgba(79,70,229,0) 70%);
}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;position:relative;z-index:1;}
.hero-title{font-size:2.9rem;letter-spacing:1px;margin-bottom:22px;color:var(--text);}
.hero-title span{color:var(--primary);}
.hero-subtitle{font-size:1.15rem;color:var(--text-light);max-width:680px;margin-bottom:34px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:56px;}
.hero-stats{
  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:1.9rem;font-weight:800;color:var(--primary);line-height:1.2;}
.hero-stat-label{font-size:.88rem;color:var(--text-light);margin-top:4px;}

.timeline{position:relative;padding-left:28px;border-left:2px solid var(--primary-light);}
.timeline-item{position:relative;padding-bottom:32px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-dot{
  position:absolute;left:-37px;top:4px;width:16px;height:16px;border-radius:50%;
  background:#fff;border:3px solid var(--primary);
}
.timeline-content{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px 22px;box-shadow:var(--shadow);}
.timeline-date{font-size:.82rem;color:var(--accent);font-weight:600;margin-bottom:4px;}
.timeline-title{font-size:1.05rem;margin-bottom:6px;}
.timeline-text{font-size:.92rem;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,box-shadow .3s;}
.news-item:hover{transform:translateY(-3px);box-shadow:0 12px 26px rgba(79,70,229,.12);}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:8px;font-size:.82rem;}
.news-date{color:var(--text-light);}
.news-category{background:rgba(244,63,94,.1);color:var(--accent);padding:2px 10px;border-radius:20px;font-weight:600;}
.news-title{font-size:1.15rem;margin-bottom:8px;}
.news-summary{font-size:.94rem;color:var(--text-light);}
.news-body{font-size:.94rem;color:var(--text-light);}
.news-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px;}
.tag{background:var(--bg-alt);color:var(--text-light);font-size:.78rem;padding:3px 10px;border-radius:20px;}

.faq-list{display:flex;flex-direction:column;gap:14px;max-width:860px;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:1.05rem;font-weight:700;margin-bottom:8px;color:var(--text);}
.faq-answer{font-size:.94rem;color:var(--text-light);}

.form-group{margin-bottom:20px;}
.form-label{display:block;font-size:.9rem;font-weight:600;margin-bottom:7px;}
.form-input,.form-select,.form-textarea{
  width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:10px;
  font-size:.95rem;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(79,70,229,.12);
}
.form-textarea{min-height:120px;resize:vertical;}
.form-submit{
  display:inline-block;width:100%;padding:14px;border:none;border-radius:10px;
  background:var(--primary);color:#fff;font-size:1rem;font-weight:600;cursor:pointer;transition:background .25s;
}
.form-submit:hover{background:var(--primary-dark);}
.form-tip{font-size:.8rem;color:var(--text-light);margin-top:10px;}

.stat-item{text-align:center;padding:20px;}
.stat-number{font-size:2rem;font-weight:800;color:var(--primary);}
.stat-label{font-size:.9rem;color:var(--text-light);margin-top:4px;}
.progress{height:10px;background:var(--bg-alt);border-radius:20px;overflow:hidden;margin:10px 0 6px;}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--primary-light));border-radius:20px;}
.bar-chart{display:flex;align-items:flex-end;gap:18px;height:220px;padding:20px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);}
.bar-item{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;height:100%;gap:8px;}
.bar-fill{width:100%;background:linear-gradient(180deg,var(--primary-light),var(--primary));border-radius:8px 8px 0 0;min-height:12px;transition:height .4s;}
.bar-label{font-size:.8rem;color:var(--text-light);}

.badge{display:inline-block;background:rgba(79,70,229,.1);color:var(--primary);font-size:.78rem;font-weight:600;padding:3px 11px;border-radius:20px;}
.customer-card,.case-card,.honor-card,.region-card,.support-card,.benefit-card,.review-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,.region-card:hover,.support-card:hover,.benefit-card:hover,.review-card:hover{
  transform:translateY(-4px);box-shadow:0 12px 28px rgba(79,70,229,.12);
}
.partner-logo{
  display:flex;align-items:center;justify-content:center;height:80px;
  background:#fff;border:1px dashed var(--border);border-radius:var(--radius);
  color:var(--text-light);font-size:.9rem;
}
.step-list{display:flex;flex-direction:column;gap:22px;}
.step-item{display:flex;gap:18px;align-items:flex-start;}
.step-number{
  flex:0 0 42px;width:42px;height:42px;border-radius:50%;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.05rem;
}

.footer{background:#14162b;color:#c7cbe0;padding:64px 0 0;}
.footer-inner{
  max-width:1200px;margin:0 auto;padding:0 20px 48px;
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:36px;
}
.footer-col{}
.footer-title{font-size:1rem;color:#fff;margin-bottom:16px;font-weight:700;}
.footer-link{display:block;color:#c7cbe0;font-size:.9rem;padding:5px 0;transition:color .2s;}
.footer-link:hover{color:var(--primary-light);}
.footer-info{font-size:.9rem;line-height:2;color:#c7cbe0;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:22px 20px;text-align:center;
  font-size:.84rem;color:#8b90ad;max-width:1200px;margin:0 auto;
}
@media(max-width:1200px){
  .hero-title{font-size:2.5rem;}
  .footer-inner{grid-template-columns:1fr 1fr;}
}
@media(max-width:992px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .section{padding:64px 0;}
  .hero{padding:130px 0 70px;}
  .footer-inner{grid-template-columns:1fr 1fr;gap:28px;}
}
@media(max-width:768px){
  .nav-list{
    position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:stretch;
    background:#fff;border-bottom:1px solid var(--border);padding:12px 16px 18px;gap:4px;
    display:none;box-shadow:0 12px 20px rgba(31,41,55,.08);
  }
  .nav-list.open{display:flex;}
  .nav-toggle{display:block;}
  .nav-cta{display:none;}
  .hero-title{font-size:2rem;}
  .hero-subtitle{font-size:1.02rem;}
  .section-title{font-size:1.6rem;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .timeline{padding-left:22px;}
}
@media(max-width:480px){
  body{font-size:15px;}
  .hero{padding:120px 0 60px;}
  .hero-title{font-size:1.65rem;letter-spacing:0;}
  .hero-stats{grid-template-columns:1fr 1fr;padding:22px 16px;}
  .hero-stat-num{font-size:1.5rem;}
  .section{padding:52px 0;}
  .card{padding:22px;}
  .bar-chart{gap:10px;padding:14px;}
  .footer-inner{grid-template-columns:1fr;}
}