:root{
  --primary:#e8632c;
  --primary-dark:#c74d1c;
  --primary-light:#ff8a5c;
  --accent:#1d2b53;
  --text:#232323;
  --text-light:#6a6f76;
  --bg:#ffffff;
  --bg-alt:#f7f4f1;
  --border:#e8e2dc;
  --shadow:0 6px 22px rgba(40,30,20,.08);
  --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Helvetica Neue","PingFang SC","Microsoft YaHei",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{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 52px}
.section-title{font-size:32px;color:var(--accent);letter-spacing:.5px}
.section-subtitle{margin-top:16px;color:var(--text-light);font-size:16px}
.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;gap:16px;align-items:center;flex-wrap:wrap}
.flex-between{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.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 12px 32px rgba(40,30,20,.14)}
.card-icon{width:52px;height:52px;border-radius:12px;background:linear-gradient(135deg,var(--primary-light),var(--primary));color:#fff;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;margin-bottom:18px}
.card-title{font-size:19px;color:var(--accent);margin-bottom:10px}
.card-text{color:var(--text-light);font-size:15px}
.card-body{margin-top:14px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 30px;border-radius:999px;font-size:16px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:all .25s;font-family:inherit}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(232,99,44,.28)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--accent);border-color:var(--accent)}
.btn-outline:hover{background:var(--accent);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:8px 18px;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(40,30,20,.1)}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 20px;height:70px;display:flex;align-items:center;justify-content:space-between}
.nav-logo{font-size:20px;font-weight:800;color:var(--accent);display:flex;align-items:center;gap:10px;letter-spacing:.5px}
.nav-logo span{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--primary-light),var(--primary));color:#fff;display:flex;align-items:center;justify-content:center;font-size:17px}
.nav-list{display:flex;gap:30px;align-items:center}
.nav-link{font-size:15px;color:var(--text);font-weight:500;position:relative;padding:6px 0;transition:color .25s}
.nav-link:hover{color:var(--primary)}
.nav-link::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--primary);transition:width .25s}
.nav-link:hover::after{width:100%}
.nav-cta{display:inline-flex;align-items:center;padding:9px 22px;border-radius:999px;background:var(--primary);color:#fff;font-size:15px;font-weight:600;transition:background .25s}
.nav-cta:hover{background:var(--primary-dark)}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--border);border-radius:10px;background:#fff;cursor:pointer;color:var(--accent);font-size:20px;align-items:center;justify-content:center}
.hero{padding:150px 0 90px;background:linear-gradient(160deg,#fff7f2 0%,#ffffff 55%,#fdf3ec 100%);position:relative;overflow:hidden}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;text-align:center}
.hero-title{font-size:48px;color:var(--accent);letter-spacing:1px;margin-bottom:22px}
.hero-title em{font-style:normal;color:var(--primary)}
.hero-subtitle{max-width:720px;margin:0 auto;color:var(--text-light);font-size:18px}
.hero-actions{margin-top:38px;display:flex;gap:18px;justify-content:center;flex-wrap:wrap}
.hero-stats{margin-top:64px;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.hero-stat{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px 16px;box-shadow:var(--shadow)}
.hero-stat-num{font-size:30px;font-weight:800;color:var(--primary);letter-spacing:.5px}
.hero-stat-label{margin-top:8px;font-size:14px;color:var(--text-light)}
.timeline{position:relative;padding-left:28px;border-left:2px solid var(--border)}
.timeline-item{position:relative;padding:0 0 34px 22px}
.timeline-dot{position:absolute;left:-37px;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:1px solid var(--border);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow)}
.timeline-date{font-size:13px;color:var(--primary);font-weight:600;letter-spacing:.5px}
.timeline-title{font-size:17px;margin:6px 0 8px;color:var(--accent)}
.timeline-text{font-size:15px;color:var(--text-light)}
.news-list{display:grid;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(-4px);box-shadow:0 12px 32px rgba(40,30,20,.14)}
.news-title{font-size:18px;color:var(--accent);margin-bottom:8px}
.news-meta{display:flex;gap:12px;align-items:center;font-size:13px;color:var(--text-light);margin-bottom:10px}
.news-date{color:var(--text-light)}
.news-category{background:rgba(232,99,44,.12);color:var(--primary-dark);padding:2px 10px;border-radius:999px;font-weight:600}
.news-summary{font-size:15px;color:var(--text-light)}
.news-body{font-size:15px;color:var(--text);margin-top:12px}
.news-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.tag{font-size:12px;padding:3px 10px;border-radius:999px;background:var(--bg-alt);color:var(--text-light);border:1px solid var(--border)}
.faq-list{display:grid;gap:16px}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px 24px;box-shadow:var(--shadow)}
.faq-question{font-size:17px;font-weight:700;color:var(--accent);margin-bottom:8px}
.faq-answer{font-size:15px;color:var(--text-light)}
.form-group{margin-bottom:20px}
.form-label{display:block;font-size:14px;font-weight:600;color:var(--accent);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;font-family:inherit;color:var(--text);background:#fff;transition:border-color .25s,box-shadow .25s}
.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(232,99,44,.12)}
.form-textarea{min-height:130px;resize:vertical}
.form-submit{display:inline-flex;padding:13px 34px;border-radius:999px;border:none;background:var(--primary);color:#fff;font-size:16px;font-weight:600;cursor:pointer;transition:background .25s;font-family:inherit}
.form-submit:hover{background:var(--primary-dark)}
.form-tip{font-size:13px;color:var(--text-light);margin-top:10px}
.stat-item{text-align:center}
.stat-number{font-size:34px;font-weight:800;color:var(--primary)}
.stat-label{font-size:14px;color:var(--text-light);margin-top:6px}
.progress{height:10px;background:var(--bg-alt);border-radius:999px;overflow:hidden;margin:10px 0 6px}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary-light),var(--primary));border-radius:999px}
.bar-chart{display:flex;align-items:flex-end;gap:20px;height:220px;padding:16px 0}
.bar-item{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;height:100%}
.bar-fill{width:100%;max-width:52px;background:linear-gradient(180deg,var(--primary-light),var(--primary));border-radius:8px 8px 0 0;transition:height .6s}
.bar-label{font-size:13px;color:var(--text-light);margin-top:10px;text-align:center}
.badge{display:inline-block;padding:3px 12px;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:26px;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 32px rgba(40,30,20,.14)}
.partner-logo{height:70px;border:1px dashed var(--border);border-radius:12px;background:#fff;display:flex;align-items:center;justify-content:center;color:var(--text-light);font-size:14px;letter-spacing:1px}
.step-list{display:grid;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;width:42px;height:42px;border-radius:50%;background:var(--primary);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center}
.footer{background:var(--accent);color:#d9dde8;padding:60px 0 0}
.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{min-width:0}
.footer-title{font-size:16px;color:#fff;margin-bottom:16px;font-weight:700}
.footer-link{display:block;font-size:14px;color:#b9c0d0;margin-bottom:10px;transition:color .25s}
.footer-link:hover{color:var(--primary-light)}
.footer-info{font-size:14px;color:#b9c0d0;line-height:2}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:44px;padding:22px 20px;text-align:center;font-size:13px;color:#9aa3b8}
@media (max-width:1199px){
  .hero-title{font-size:42px}
}
@media (max-width:991px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .footer-inner{grid-template-columns:repeat(2,1fr)}
  .nav-list{display:none}
  .nav-toggle{display:flex}
  .nav-list.open{display:flex;position:absolute;top:70px;left:0;right:0;flex-direction:column;background:#fff;padding:20px;gap:16px;border-bottom:1px solid var(--border);box-shadow:var(--shadow)}
  .nav-cta{display:none}
}
@media (max-width:767px){
  .section{padding:60px 0}
  .hero{padding:120px 0 70px}
  .hero-title{font-size:32px}
  .hero-subtitle{font-size:16px}
  .section-title{font-size:26px}
  .grid,.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .bar-chart{height:170px;gap:12px}
}
@media (max-width:480px){
  .hero-title{font-size:26px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .btn{width:100%}
  .hero-stats{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr}
  .card{padding:22px}
}