:root{
  --primary:#2563eb;
  --primary-dark:#1d4ed8;
  --primary-light:#dbeafe;
  --accent:#f97316;
  --text:#1e293b;
  --text-light:#64748b;
  --bg:#ffffff;
  --bg-alt:#f5f8fd;
  --border:#e2e8f0;
  --shadow:0 4px 18px rgba(30,41,59,.08);
  --radius:12px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
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,svg{display:block;max-width:100%;}
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;max-width:760px;margin:0 auto 48px;}
.section-title{font-size:30px;color:var(--text);position:relative;display:inline-block;padding-bottom:14px;}
.section-title::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:0;width:56px;height:4px;border-radius:2px;background:linear-gradient(90deg,var(--primary),var(--accent));}
.section-subtitle{margin-top:16px;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-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 12px 30px rgba(37,99,235,.14);}
.card-icon{width:52px;height:52px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:var(--primary-light);color:var(--primary);font-size:22px;font-weight:700;margin-bottom:18px;}
.card-title{font-size:18px;margin-bottom:10px;color:var(--text);}
.card-text{color:var(--text-light);font-size:15px;}
.card-body{margin-top:8px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 30px;border-radius:999px;font-size:15px;font-weight:600;border:2px solid transparent;cursor:pointer;transition:all .25s;line-height:1;}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 8px 20px rgba(37,99,235,.25);}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);transform:translateY(-2px);}
.btn-outline{background:transparent;color:var(--primary);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: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 4px 20px rgba(30,41,59,.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;gap:20px;}
.nav-logo{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:var(--primary);}
.nav-logo span{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px;}
.nav-list{display:flex;align-items:center;gap:6px;}
.nav-link{display:block;padding:9px 14px;font-size:15px;color:var(--text);border-radius:8px;transition:color .2s,background .2s;}
.nav-link:hover{color:var(--primary);background:var(--primary-light);}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--border);border-radius:9px;background:#fff;cursor:pointer;font-size:20px;color:var(--text);}
.nav-cta{display:inline-flex;}
.hero{position:relative;padding:140px 0 90px;background:radial-gradient(circle at 85% 15%,rgba(37,99,235,.12),transparent 45%),radial-gradient(circle at 10% 85%,rgba(249,115,22,.1),transparent 45%),var(--bg-alt);overflow:hidden;}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;text-align:center;}
.hero-title{font-size:46px;letter-spacing:.5px;color:var(--text);max-width:900px;margin:0 auto;}
.hero-title strong{color:var(--primary);}
.hero-subtitle{margin:22px auto 0;max-width:720px;font-size:18px;color:var(--text-light);}
.hero-actions{display:flex;justify-content:center;gap:16px;margin-top:36px;flex-wrap:wrap;}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;max-width:900px;margin:56px auto 0;}
.hero-stat{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 12px;box-shadow:var(--shadow);}
.hero-stat-num{font-size:28px;font-weight:800;color:var(--primary);display:block;}
.hero-stat-label{font-size:13px;color:var(--text-light);margin-top:6px;display:block;}
.timeline{position:relative;padding-left:28px;}
.timeline::before{content:"";position:absolute;left:7px;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: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:20px;box-shadow:var(--shadow);}
.timeline-date{font-size:13px;color:var(--accent);font-weight:600;}
.timeline-title{font-size:16px;margin:6px 0 6px;}
.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:17px;margin-bottom:10px;}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:10px;font-size:13px;color:var(--text-light);}
.news-date{color:var(--text-light);}
.news-category{background:var(--primary-light);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:14px;color:var(--text);margin-top:10px;}
.news-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{font-size:12px;padding:3px 12px;border-radius:999px;background:var(--bg-alt);color:var(--text-light);border:1px solid var(--border);}
.faq-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow);}
.faq-question{font-weight:700;font-size:16px;color:var(--text);}
.faq-answer{margin-top:10px;font-size:14px;color:var(--text-light);}
.form-group{margin-bottom:20px;}
.form-label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--text);}
.form-input,.form-select,.form-textarea{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:9px;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 36px;border:none;border-radius:999px;background:var(--primary);color:#fff;font-size:15px;font-weight:600;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;}
.stat-number{font-size:30px;font-weight:800;color:var(--primary);display:block;}
.stat-label{font-size:14px;color:var(--text-light);margin-top:4px;display:block;}
.progress{height:10px;border-radius:999px;background:var(--border);overflow:hidden;margin-top:10px;}
.progress-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--accent));}
.bar-chart{display:flex;align-items:flex-end;gap:20px;height:220px;padding-top:20px;}
.bar-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:8px;}
.bar-fill{width:100%;max-width:56px;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;padding:4px 12px;border-radius:999px;font-size:12px;font-weight:600;background:var(--accent);color:#fff;}
.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 12px 30px rgba(37,99,235,.12);}
.partner-logo{display:flex;align-items:center;justify-content:center;height:80px;border:1px dashed var(--border);border-radius:var(--radius);background:#fff;color:var(--text-light);font-size:14px;letter-spacing:1px;}
.step-list{display:flex;flex-direction:column;gap:20px;}
.step-item{display:flex;gap:18px;align-items:flex-start;}
.step-number{flex:0 0 44px;width:44px;height:44px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;}
.footer{background:#0f1c33;color:#c7d2e4;padding:64px 0 0;}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px 48px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:32px;}
.footer-col{display:flex;flex-direction:column;gap:12px;}
.footer-title{color:#fff;font-size:16px;margin-bottom:6px;}
.footer-link{font-size:14px;color:#c7d2e4;transition:color .2s;}
.footer-link:hover{color:#fff;}
.footer-info{font-size:14px;color:#c7d2e4;line-height:1.9;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px;text-align:center;font-size:13px;color:#93a3bd;}
@media (max-width:1200px){
  .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-title{font-size:34px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .footer-inner{grid-template-columns:1fr 1fr;}
  .nav-list{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:block;}
}
@media (max-width:768px){
  .section{padding:60px 0;}
  .section-title{font-size:25px;}
  .hero{padding:120px 0 70px;}
  .hero-title{font-size:28px;}
  .hero-subtitle{font-size:16px;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .bar-chart{gap:12px;height:180px;}
}
@media (max-width:480px){
  .container,.nav-inner,.hero-inner,.footer-inner{padding-left:16px;padding-right:16px;}
  .hero-title{font-size:24px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .btn{width:100%;}
  .hero-stats{grid-template-columns:1fr;}
  .card{padding:22px;}
  .footer-inner{grid-template-columns:1fr;}
}