:root{
  --primary:#f2752c;
  --primary-dark:#d45b18;
  --primary-light:#fdeee4;
  --accent:#f5a623;
  --text:#2b2b2b;
  --text-light:#6b6b6b;
  --bg:#ffffff;
  --bg-alt:#fbf7f3;
  --border:#ece5df;
  --shadow:0 6px 20px rgba(43,43,43,.08);
  --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box;}
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;
  -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:34px;color:var(--text);margin-bottom:14px;letter-spacing:.5px;}
.section-subtitle{font-size:16px;color:var(--text-light);}
.grid{display:grid;gap:24px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.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);transition:transform .3s,box-shadow .3s;border:1px solid var(--border);}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(242,117,44,.16);}
.card-icon{width:52px;height:52px;border-radius:12px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;margin-bottom:18px;}
.card-title{font-size:19px;margin-bottom:10px;color:var(--text);}
.card-text{font-size:15px;color:var(--text-light);}
.card-body{margin-top:12px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 30px;border-radius:40px;font-size:16px;font-weight:600;cursor:pointer;border:2px solid transparent;transition:all .3s;white-space:nowrap;}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 18px rgba(242,117,44,.32);}
.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);color:#fff;transform:translateY(-2px);}
.btn-sm{padding:8px 18px;font-size:14px;border-radius:30px;}
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);transition:box-shadow .3s;border-bottom:1px solid transparent;}
.nav.scrolled{box-shadow:0 4px 18px rgba(43,43,43,.1);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;gap:20px;}
.nav-logo{font-size:21px;font-weight:800;color:var(--primary);display:flex;align-items:center;gap:8px;letter-spacing:.5px;}
.nav-logo::before{content:"\25C9";font-size:18px;color:var(--accent);}
.nav-list{display:flex;align-items:center;gap:28px;}
.nav-link{font-size:15px;color:var(--text);font-weight:500;transition:color .25s;position:relative;}
.nav-link:hover{color:var(--primary);}
.nav-cta{padding:10px 24px;border-radius:30px;background:var(--primary);color:#fff;font-size:14px;font-weight:600;transition:background .3s;}
.nav-cta:hover{background:var(--primary-dark);}
.nav-toggle{display:none;width:42px;height:42px;border:none;background:transparent;font-size:24px;color:var(--primary);cursor:pointer;line-height:1;}
.hero{padding:150px 0 90px;background:linear-gradient(160deg,var(--primary-light) 0%,#fff 58%,var(--bg-alt) 100%);position:relative;overflow:hidden;}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;text-align:center;}
.hero-title{font-size:52px;line-height:1.22;letter-spacing:1px;color:var(--text);margin-bottom:22px;max-width:900px;margin-left:auto;margin-right:auto;}
.hero-title span{color:var(--primary);}
.hero-subtitle{font-size:18px;color:var(--text-light);max-width:720px;margin:0 auto 36px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;margin-bottom:60px;}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;max-width:900px;margin:0 auto;}
.hero-stat{background:#fff;border-radius:var(--radius);padding:24px 16px;box-shadow:var(--shadow);border:1px solid var(--border);}
.hero-stat-num{font-size:30px;font-weight:800;color:var(--primary);line-height:1.2;display:block;}
.hero-stat-label{font-size:14px;color:var(--text-light);margin-top:6px;display:block;}
.timeline{position:relative;max-width:820px;margin:0 auto;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:34px;}
.timeline-dot{position:absolute;left:-28px;top:6px;width:14px;height:14px;border-radius:50%;background:var(--primary);border:3px solid var(--primary-light);}
.timeline-content{background:#fff;border-radius:var(--radius);padding:22px 24px;box-shadow:var(--shadow);border:1px solid var(--border);}
.timeline-date{font-size:13px;color:var(--primary);font-weight:600;margin-bottom:6px;display:block;}
.timeline-title{font-size:18px;margin-bottom:8px;}
.timeline-text{font-size:15px;color:var(--text-light);}
.news-list{display:flex;flex-direction:column;gap:20px;}
.news-item{background:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);border:1px solid var(--border);transition:transform .3s;}
.news-item:hover{transform:translateY(-3px);}
.news-title{font-size:18px;margin-bottom:10px;}
.news-meta{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--text-light);margin-bottom:10px;}
.news-date{color:var(--text-light);}
.news-category{background:var(--primary-light);color:var(--primary);padding:2px 12px;border-radius:20px;font-weight:600;}
.news-summary{font-size:15px;color:var(--text-light);}
.news-body{font-size:15px;color:var(--text-light);margin-top:10px;}
.news-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{font-size:12px;padding:3px 12px;border-radius:20px;background:var(--bg-alt);color:var(--text-light);border:1px solid var(--border);}
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:16px;}
.faq-item{background:#fff;border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow);border:1px solid var(--border);}
.faq-question{font-size:17px;font-weight:700;color:var(--text);margin-bottom:10px;}
.faq-answer{font-size:15px;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 16px;border:1px solid var(--border);border-radius:10px;font-size:15px;font-family:inherit;background:#fff;color:var(--text);transition:border-color .25s;}
.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary);}
.form-textarea{min-height:120px;resize:vertical;}
.form-submit{margin-top:8px;padding:13px 40px;border:none;border-radius:40px;background:var(--primary);color:#fff;font-size:16px;font-weight:600;cursor:pointer;transition:background .3s;}
.form-submit:hover{background:var(--primary-dark);}
.form-tip{font-size:13px;color:var(--text-light);margin-top:8px;}
.stat-item{text-align:center;padding:20px;}
.stat-number{font-size:32px;font-weight:800;color:var(--primary);display:block;}
.stat-label{font-size:14px;color:var(--text-light);margin-top:6px;}
.progress{height:10px;border-radius:10px;background:var(--border);overflow:hidden;margin:8px 0 18px;}
.progress-fill{height:100%;border-radius:10px;background:linear-gradient(90deg,var(--accent),var(--primary));}
.bar-chart{display:flex;align-items:flex-end;gap:18px;height:220px;padding:16px;background:#fff;border-radius:var(--radius);border:1px solid var(--border);}
.bar-item{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;height:100%;}
.bar-fill{width:100%;max-width:48px;border-radius:8px 8px 0 0;background:linear-gradient(180deg,var(--accent),var(--primary));transition:height .4s;}
.bar-label{font-size:12px;color:var(--text-light);margin-top:8px;}
.badge{display:inline-block;font-size:12px;font-weight:600;padding:4px 12px;border-radius:20px;background:var(--primary-light);color:var(--primary);}
.customer-card{background:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);border:1px solid var(--border);}
.case-card{background:#fff;border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);border-left:4px solid var(--primary);}
.honor-card{background:#fff;border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);border:1px solid var(--border);text-align:center;font-size:15px;color:var(--text-light);}
.partner-logo{height:74px;border-radius:12px;background:var(--bg-alt);border:1px dashed var(--border);display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--text-light);}
.review-card{background:#fff;border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);border:1px solid var(--border);}
.benefit-card{background:var(--primary-light);border-radius:var(--radius);padding:24px;border:1px solid #f7ddc9;}
.step-list{display:flex;flex-direction:column;gap:24px;max-width:820px;margin:0 auto;}
.step-item{display:flex;gap:20px;align-items:flex-start;background:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);border:1px solid var(--border);}
.step-number{flex:0 0 44px;height:44px;border-radius:50%;background:var(--primary);color:#fff;font-weight:800;font-size:18px;display:flex;align-items:center;justify-content:center;}
.region-card{background:#fff;border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);border:1px solid var(--border);text-align:center;font-size:15px;}
.support-card{background:var(--bg-alt);border-radius:var(--radius);padding:24px;border:1px solid var(--border);}
.footer{background:#22201e;color:#cfc7c0;padding:60px 0 0;}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px 40px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}
.footer-col{font-size:14px;}
.footer-title{font-size:16px;color:#fff;font-weight:700;margin-bottom:16px;}
.footer-link{display:block;font-size:14px;color:#b6ada6;margin-bottom:10px;transition:color .25s;}
.footer-link:hover{color:var(--accent);}
.footer-bottom{border-top:1px solid #3a3633;padding:20px;text-align:center;font-size:13px;color:#8f8781;}
.footer-info{font-size:14px;color:#b6ada6;line-height:2;}
@media(min-width:1200px){.hero-title{font-size:56px;}}
@media(max-width:992px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}
  .hero-title{font-size:42px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .footer-inner{grid-template-columns:1fr 1fr;}
  .nav-list{gap:20px;}
}
@media(max-width:768px){
  .section{padding:56px 0;}
  .section-title{font-size:26px;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .hero{padding:120px 0 60px;}
  .hero-title{font-size:32px;}
  .hero-subtitle{font-size:16px;}
  .hero-actions{margin-bottom:40px;}
  .nav-list{position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;gap:0;padding:0 20px;max-height:0;overflow:hidden;transition:max-height .35s;box-shadow:0 10px 20px rgba(43,43,43,.08);}
  .nav-list.open{max-height:420px;padding:12px 20px 20px;}
  .nav-link{display:block;width:100%;padding:12px 0;border-bottom:1px solid var(--border);}
  .nav-toggle{display:block;}
  .nav-cta{display:none;}
  .footer-inner{grid-template-columns:1fr;gap:26px;}
}
@media(max-width:480px){
  .container,.nav-inner,.hero-inner{padding:0 16px;}
  .hero-title{font-size:27px;}
  .hero-stats{grid-template-columns:1fr;}
  .card{padding:22px;}
  .btn{padding:12px 22px;font-size:15px;}
  .section-title{font-size:23px;}
  .bar-chart{height:180px;gap:10px;}
}