:root{
  --primary:#ff5a3c;
  --primary-dark:#e4442a;
  --primary-light:#fff0ec;
  --accent:#2b3a55;
  --text:#232629;
  --text-light:#6b7280;
  --bg:#ffffff;
  --bg-alt:#f7f8fa;
  --border:#e6e8eb;
  --shadow:0 6px 20px rgba(24,32,48,.08);
  --radius:14px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;font-size:16px;line-height:1.7;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
img{max-width:100%;display:block;}
button{font:inherit;cursor:pointer;border:none;background:none;}
.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:1.3;font-weight:700;letter-spacing:.5px;}
.section-title::after{content:"";display:block;width:56px;height:4px;border-radius:2px;background:var(--primary);margin:16px auto 0;}
.section-subtitle{margin-top:14px;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;align-items:center;gap:16px;}
.flex-between{display:flex;align-items:center;justify-content:space-between;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 16px 34px rgba(24,32,48,.14);}
.card-icon{width:52px;height:52px;border-radius:14px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;margin-bottom:16px;}
.card-title{font-size:19px;font-weight:700;margin-bottom:10px;}
.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 26px;border-radius:999px;font-size:15px;font-weight:600;border:1.5px solid transparent;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{border-color:var(--primary);color:var(--primary);background:transparent;}
.btn-outline:hover{background:var(--primary-light);}
.btn-sm{padding:8px 16px;font-size:13px;}
.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);transition:box-shadow .3s;}
.nav.scrolled{box-shadow:0 4px 18px rgba(24,32,48,.1);}
.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;letter-spacing:.5px;color:var(--text);}
.nav-logo span{color:var(--primary);}
.nav-list{display:flex;align-items:center;gap:6px;}
.nav-link{display:block;padding:8px 14px;border-radius:8px;font-size:15px;color:var(--text-light);transition:color .2s,background .2s;}
.nav-link:hover{color:var(--primary);background:var(--primary-light);}
.nav-cta{display:flex;align-items:center;gap:10px;}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--border);color:var(--text);font-size:20px;line-height:1;}
.hero{padding:132px 0 72px;background:linear-gradient(180deg,#fff 0%,var(--primary-light) 100%);}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;}
.hero-title{font-size:44px;line-height:1.22;font-weight:800;letter-spacing:.5px;}
.hero-title em{font-style:normal;color:var(--primary);}
.hero-subtitle{margin-top:18px;font-size:17px;color:var(--text-light);max-width:560px;}
.hero-actions{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px;}
.hero-stats{margin-top:44px;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.hero-stat{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow);}
.hero-stat-num{font-size:26px;font-weight:800;color:var(--primary);line-height:1.2;}
.hero-stat-label{margin-top:4px;font-size:13px;color:var(--text-light);}
.timeline{position:relative;margin-top:8px;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:26px;}
.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:18px 20px;box-shadow:var(--shadow);}
.timeline-date{font-size:13px;color:var(--primary);font-weight:700;letter-spacing:.5px;}
.timeline-title{font-size:17px;font-weight:700;margin-top:6px;}
.timeline-text{margin-top:6px;font-size:14px;color:var(--text-light);}
.news-list{display:grid;gap:18px;}
.news-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 24px;box-shadow:var(--shadow);}
.news-title{font-size:18px;font-weight:700;}
.news-meta{margin-top:8px;display:flex;align-items:center;gap:12px;}
.news-date{font-size:13px;color:var(--text-light);}
.news-category{font-size:12px;padding:2px 10px;border-radius:999px;background:var(--primary-light);color:var(--primary);}
.news-summary{margin-top:10px;font-size:15px;color:var(--text-light);}
.news-body{margin-top:10px;font-size:15px;}
.news-tags{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px;}
.tag{display:inline-block;padding:4px 12px;border-radius:999px;border:1px solid var(--border);font-size:12px;color:var(--text-light);background:var(--bg-alt);}
.faq-list{display:grid;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-size:16px;font-weight:700;}
.faq-answer{margin-top:10px;font-size:15px;color:var(--text-light);}
.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;color:var(--text);background:#fff;outline:none;transition:border-color .2s,box-shadow .2s;}
.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light);}
.form-textarea{min-height:130px;resize:vertical;}
.form-submit{width:100%;padding:14px;border-radius:10px;background:var(--primary);color:#fff;font-size:16px;font-weight:700;transition:background .25s;}
.form-submit:hover{background:var(--primary-dark);}
.form-tip{margin-top:10px;font-size:13px;color:var(--text-light);}
.stat-item{text-align:center;padding:6px;}
.stat-number{font-size:30px;font-weight:800;color:var(--primary);}
.stat-label{margin-top:4px;font-size:14px;color:var(--text-light);}
.progress{height:10px;border-radius:999px;background:var(--border);overflow:hidden;}
.progress-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--primary-dark));}
.bar-chart{display:flex;align-items:flex-end;gap:18px;height:220px;padding-top:10px;}
.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:60px;border-radius:10px 10px 0 0;background:linear-gradient(180deg,var(--primary),var(--primary-dark));}
.bar-label{font-size:12px;color:var(--text-light);}
.badge{display:inline-block;padding:3px 10px;border-radius:999px;background:var(--accent);color:#fff;font-size:12px;font-weight:600;}
.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 16px 34px rgba(24,32,48,.14);}
.partner-logo{height:64px;border:1px dashed var(--border);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;color:var(--text-light);font-size:14px;background:var(--bg-alt);}
.step-list{display:grid;gap:16px;}
.step-item{display:flex;gap:16px;align-items:flex-start;}
.step-number{flex:0 0 auto;width:38px;height:38px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;}
.footer{background:var(--accent);color:#cfd6e2;padding:56px 0 24px;}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}
.footer-col{font-size:14px;}
.footer-title{color:#fff;font-size:16px;font-weight:700;margin-bottom:16px;}
.footer-link{display:block;padding:5px 0;color:#cfd6e2;transition:color .2s;}
.footer-link:hover{color:#fff;}
.footer-bottom{max-width:1200px;margin:36px auto 0;padding:20px 20px 0;border-top:1px solid rgba(255,255,255,.14);text-align:center;font-size:13px;color:#98a3b6;}
.footer-info{margin-top:10px;line-height:1.9;}
@media(max-width:992px){
  .hero-inner{grid-template-columns:1fr;gap:32px;padding-top:8px;}
  .hero-title{font-size:36px;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .footer-inner{grid-template-columns:1fr 1fr;gap:28px;}
}
@media(max-width:768px){
  .section{padding:60px 0;}
  .section-title{font-size:26px;}
  .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:10px 16px;gap:2px;display:none;}
  .nav-list.open{display:flex;}
  .nav-toggle{display:block;}
  .hero{padding:108px 0 54px;}
  .hero-title{font-size:30px;}
  .hero-stats{grid-template-columns:1fr;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .bar-chart{height:180px;gap:10px;}
}
@media(max-width:480px){
  .container{padding:0 16px;}
  .nav-inner{padding:0 16px;height:62px;}
  .hero{padding:96px 0 44px;}
  .hero-title{font-size:26px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .card{padding:22px;}
  .footer-inner{grid-template-columns:1fr;}
}
@media(min-width:1200px){
  .container{max-width:1200px;}
}