:root{
  --primary:#c8452f;
  --primary-dark:#9e3220;
  --primary-light:#f3d9d2;
  --accent:#e8a33d;
  --text:#22201e;
  --text-light:#6f6a65;
  --bg:#ffffff;
  --bg-alt:#faf7f4;
  --border:#e8e2dc;
  --shadow:0 6px 24px rgba(34,32,30,.08);
  --radius:12px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
img{max-width:100%;display:block;}
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 52px;}
.section-title{font-size:clamp(24px,3vw,34px);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:16px;color:var(--text-light);font-size:15px;}
.grid{display:grid;gap:26px;}
.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);transition:transform .3s,box-shadow .3s;border:1px solid var(--border);}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(34,32,30,.13);}
.card-icon{width:52px;height:52px;border-radius:12px;background:var(--primary-light);color:var(--primary-dark);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700;margin-bottom:18px;}
.card-title{font-size:18px;margin-bottom:10px;}
.card-text{color:var(--text-light);font-size:14.5px;}
.card-body{margin-top:6px;}
.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;font-family:inherit;}
.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:9px 20px;font-size:13.5px;}
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:box-shadow .3s,border-color .3s;}
.nav.scrolled{box-shadow:0 4px 20px rgba(34,32,30,.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{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800;letter-spacing:1px;color:var(--text);}
.nav-logo::before{content:"";width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,var(--primary),var(--accent));}
.nav-list{display:flex;align-items:center;gap:6px;}
.nav-link{display:block;padding:8px 15px;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-toggle{display:none;width:42px;height:42px;border:1px solid var(--border);border-radius:10px;background:#fff;cursor:pointer;font-size:18px;color:var(--text);}
.nav-cta{display:flex;align-items:center;gap:12px;}
.hero{padding:150px 0 90px;background:linear-gradient(160deg,#fff9f6 0%,#fdeee8 55%,#fff 100%);position:relative;overflow:hidden;}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;}
.hero-title{font-size:clamp(30px,4.4vw,50px);letter-spacing:.5px;}
.hero-title span{color:var(--primary);}
.hero-subtitle{margin-top:22px;font-size:clamp(15px,1.6vw,18px);color:var(--text-light);max-width:600px;}
.hero-actions{margin-top:36px;display:flex;flex-wrap:wrap;gap:14px;}
.hero-stats{margin-top:52px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px;border-top:1px solid var(--border);padding-top:30px;}
.hero-stat-num{font-size:clamp(22px,2.6vw,30px);font-weight:800;color:var(--primary);letter-spacing:.5px;}
.hero-stat-label{font-size:13.5px;color:var(--text-light);margin-top:2px;}
.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-date{font-size:13px;color:var(--primary);font-weight:700;letter-spacing:.5px;}
.timeline-title{font-size:17px;margin:4px 0 6px;}
.timeline-text{font-size:14.5px;color:var(--text-light);}
.timeline-content{padding-left:2px;}
.news-list{display:grid;gap:22px;}
.news-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s;}
.news-item:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(34,32,30,.13);}
.news-title{font-size:18px;margin-bottom:10px;}
.news-meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-light);margin-bottom:12px;}
.news-date{color:var(--text-light);}
.news-category{background:var(--primary-light);color:var(--primary-dark);border-radius:999px;padding:2px 12px;font-weight:600;}
.news-summary{font-size:14.5px;color:var(--text-light);}
.news-body{margin-top:10px;font-size:14.5px;color:var(--text-light);}
.news-tags{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px;}
.tag{font-size:12.5px;color:var(--text-light);border:1px solid var(--border);border-radius:999px;padding:3px 12px;background:var(--bg-alt);}
.faq-list{display:grid;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:16.5px;font-weight:700;color:var(--text);}
.faq-answer{margin-top:10px;font-size:14.5px;color:var(--text-light);}
.form-group{margin-bottom:20px;}
.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:14.5px;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{width:100%;padding:14px;border-radius:999px;background:var(--primary);color:#fff;border:none;font-size:15.5px;font-weight:700;cursor:pointer;font-family:inherit;transition:background .25s;}
.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:clamp(24px,3vw,34px);font-weight:800;color:var(--primary);}
.stat-label{font-size:14px;color:var(--text-light);margin-top:4px;}
.progress{height:10px;border-radius:999px;background:var(--primary-light);overflow:hidden;}
.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:20px 0;}
.bar-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:10px;}
.bar-fill{width:100%;max-width:56px;border-radius:8px 8px 0 0;background:linear-gradient(180deg,var(--primary),var(--accent));}
.bar-label{font-size:13px;color:var(--text-light);}
.badge{display:inline-block;font-size:12.5px;font-weight:700;padding:3px 12px;border-radius:999px;background:var(--accent);color:#3a2a05;}
.customer-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{transform:translateY(-4px);box-shadow:0 14px 34px rgba(34,32,30,.13);}
.case-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:transform .3s;}
.case-card:hover{transform:translateY(-4px);}
.honor-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);text-align:center;}
.partner-logo{display:flex;align-items:center;justify-content:center;height:90px;border:1px dashed var(--border);border-radius:var(--radius);background:#fff;color:var(--text-light);font-size:13.5px;letter-spacing:1px;}
.review-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);}
.benefit-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:transform .3s;}
.benefit-card:hover{transform:translateY(-4px);}
.step-list{display:grid;gap:22px;counter-reset:step;}
.step-item{position:relative;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px 26px 26px 82px;box-shadow:var(--shadow);}
.step-number{position:absolute;left:24px;top:26px;width:40px;height:40px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;}
.region-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);}
.support-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);}
.footer{background:#241f1c;color:#cfc7c1;padding:64px 0 0;}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px 48px;display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:36px;}
.footer-col{}
.footer-title{font-size:16px;color:#fff;margin-bottom:18px;font-weight:700;}
.footer-link{display:block;font-size:14px;color:#cfc7c1;padding:5px 0;transition:color .2s;}
.footer-link:hover{color:var(--accent);}
.footer-bottom{max-width:1200px;margin:0 auto;padding:20px 20px 30px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:#9b928c;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;}
.footer-info{font-size:14px;color:#cfc7c1;line-height:2;}
.footer-info a{color:var(--accent);}
@media (max-width:1200px){
  .footer-inner{grid-template-columns:1.4fr 1fr 1fr;}
}
@media (max-width:992px){
  .hero-inner{grid-template-columns:1fr;gap:40px;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .footer-inner{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .section{padding:60px 0;}
  .nav-list{position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:12px 20px 20px;gap:4px;border-bottom:1px solid var(--border);box-shadow:0 12px 28px rgba(34,32,30,.12);display:none;}
  .nav-list.open{display:flex;}
  .nav-link{padding:12px 14px;}
  .nav-toggle{display:block;}
  .nav-cta .btn{display:none;}
  .hero{padding:120px 0 64px;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .hero-stats{grid-template-columns:1fr;gap:18px;}
  .news-item{padding:22px;}
  .step-item{padding:24px 22px 24px 76px;}
}
@media (max-width:480px){
  .container{padding:0 16px;}
  .card{padding:22px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .footer-inner{grid-template-columns:1fr;}
  .section-header{margin-bottom:38px;}
}