:root{
  --primary:#f26a1b;
  --primary-dark:#c94f0a;
  --primary-light:#fff1e6;
  --accent:#1b8ff2;
  --text:#22201e;
  --text-light:#6b6663;
  --bg:#ffffff;
  --bg-alt:#f7f6f4;
  --border:#e8e4e0;
  --shadow:0 6px 20px rgba(34,32,30,.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;font-size:16px;}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
img{max-width:100%;display:block;}
.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 50px;}
.section-title{font-size:30px;font-weight:700;letter-spacing:.5px;margin-bottom:14px;color:var(--text);}
.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(34,32,30,.12);}
.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:22px;font-weight:700;margin-bottom:18px;}
.card-title{font-size:18px;font-weight:700;margin-bottom:10px;}
.card-text{color:var(--text-light);font-size:15px;}
.card-body{margin-top:6px;}
.btn{display:inline-block;padding:13px 30px;border-radius:999px;font-size:16px;font-weight:600;cursor:pointer;border:2px solid transparent;transition:all .25s;text-align:center;}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary);}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary);}
.btn-outline:hover{background:var(--primary);color:#fff;}
.btn-sm{padding:8px 20px;font-size:14px;}
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;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(34,32,30,.1);}
.nav-inner{max-width:1200px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:20px;}
.nav-logo{font-size:20px;font-weight:800;color:var(--primary);letter-spacing:.5px;display:flex;align-items:center;gap:8px;}
.nav-logo span{color:var(--text);font-weight:600;font-size:14px;}
.nav-list{display:flex;align-items:center;gap:8px;}
.nav-link{padding:8px 14px;border-radius:999px;font-size:15px;color:var(--text);transition:all .2s;}
.nav-link:hover{background:var(--primary-light);color:var(--primary);}
.nav-toggle{display:none;background:transparent;border:1px solid var(--border);border-radius:10px;width:42px;height:42px;font-size:20px;color:var(--text);cursor:pointer;}
.nav-cta{display:flex;align-items:center;gap:12px;}
.hero{padding:150px 0 90px;background:linear-gradient(160deg,#fff6ef 0%,#ffffff 60%,#eef6fd 100%);}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;text-align:center;}
.hero-title{font-size:42px;font-weight:800;line-height:1.3;margin-bottom:20px;letter-spacing:.5px;}
.hero-title em{font-style:normal;color:var(--primary);}
.hero-subtitle{font-size:18px;color:var(--text-light);max-width:760px;margin:0 auto 34px;}
.hero-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;margin-bottom:56px;}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;max-width:900px;margin:0 auto;}
.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:26px;font-weight:800;color:var(--primary);margin-bottom:6px;}
.hero-stat-label{font-size:14px;color:var(--text-light);}
.timeline{position:relative;padding-left:30px;border-left:2px solid var(--border);}
.timeline-item{position:relative;padding-bottom:32px;}
.timeline-dot{position:absolute;left:-39px;top:4px;width:16px;height:16px;border-radius:50%;background:var(--primary);border:3px solid #fff;box-shadow:0 0 0 2px var(--primary);}
.timeline-content{background:#fff;border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow);border:1px solid var(--border);}
.timeline-date{font-size:13px;color:var(--primary);font-weight:700;margin-bottom:6px;}
.timeline-title{font-size:17px;font-weight:700;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: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:18px;font-weight:700;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);padding:2px 10px;border-radius:999px;font-size:12px;font-weight:600;}
.news-summary{font-size:15px;color:var(--text-light);}
.news-body{font-size:15px;color:var(--text-light);}
.news-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.tag{display:inline-block;padding:3px 12px;border-radius:999px;background:var(--bg-alt);color:var(--text-light);font-size:12px;border:1px solid var(--border);}
.faq-list{display:flex;flex-direction:column;gap:16px;max-width:900px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow);}
.faq-question{font-size:17px;font-weight:700;margin-bottom:10px;color:var(--text);}
.faq-answer{font-size:15px;color:var(--text-light);}
.form-group{margin-bottom:20px;}
.form-label{display:block;font-size:15px;font-weight:600;margin-bottom:8px;}
.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 .2s;}
.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary);}
.form-textarea{min-height:130px;resize:vertical;}
.form-submit{width:100%;padding:14px;border-radius:10px;border:none;background:var(--primary);color:#fff;font-size:16px;font-weight:700;cursor:pointer;transition:background .25s;}
.form-submit:hover{background:var(--primary-dark);}
.form-tip{font-size:13px;color:var(--text-light);margin-top:10px;text-align:center;}
.stat-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;text-align:center;box-shadow:var(--shadow);}
.stat-number{font-size:32px;font-weight:800;color:var(--primary);margin-bottom:6px;}
.stat-label{font-size:14px;color:var(--text-light);}
.progress{height:10px;border-radius:999px;background:var(--bg-alt);overflow:hidden;margin-top:10px;}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:999px;}
.bar-chart{display:flex;align-items:flex-end;gap:20px;height:220px;padding:20px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);}
.bar-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:8px;}
.bar-fill{width:100%;background:linear-gradient(180deg,var(--primary),var(--accent));border-radius:8px 8px 0 0;min-height:8px;}
.bar-label{font-size:13px;color:var(--text-light);}
.badge{display:inline-block;padding:4px 14px;border-radius:999px;background:var(--primary-light);color:var(--primary);font-size:13px;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:26px;box-shadow:var(--shadow);transition:transform .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);}
.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:flex;flex-direction:column;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;box-shadow:var(--shadow);}
.step-number{flex:0 0 42px;height:42px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:17px;}
.footer{background:#22201e;color:#c9c5c1;padding:60px 0 26px;}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;margin-bottom:40px;}
.footer-col h4{font-size:16px;color:#fff;margin-bottom:16px;}
.footer-title{font-size:16px;color:#fff;margin-bottom:16px;}
.footer-link{display:block;color:#c9c5c1;font-size:14px;margin-bottom:10px;transition:color .2s;}
.footer-link:hover{color:var(--primary);}
.footer-info{font-size:14px;line-height:2;color:#c9c5c1;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;text-align:center;font-size:13px;color:#8f8a86;}
@media (max-width:1200px){
  .container{padding:0 24px;}
  .hero-title{font-size:38px;}
}
@media (max-width:992px){
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .footer-inner{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .nav-list{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;background:#fff;border-bottom:1px solid var(--border);padding:12px 20px;display:none;gap:4px;}
  .nav-list.open{display:flex;}
  .nav-toggle{display:block;}
  .nav-cta .btn{display:none;}
  .section{padding:56px 0;}
  .section-title{font-size:25px;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .hero{padding:120px 0 64px;}
  .hero-title{font-size:30px;}
  .hero-subtitle{font-size:16px;}
}
@media (max-width:480px){
  .hero-title{font-size:25px;}
  .hero-stats{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .footer-inner{grid-template-columns:1fr;}
  .card{padding:22px;}
}