:root{
  --primary:#c2410c;
  --primary-dark:#9a3412;
  --primary-light:#fed7aa;
  --accent:#0f766e;
  --text:#1f2933;
  --text-light:#5f6b7a;
  --bg:#ffffff;
  --bg-alt:#fdf6f0;
  --border:#e8e2db;
  --shadow:0 4px 16px rgba(31,41,51,.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",-apple-system,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.7;
  font-size:16px;
}
a{text-decoration:none;color:inherit;}
ul,ol{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 52px;}
.section-title{font-size:32px;line-height:1.3;color:var(--text);letter-spacing:.5px;}
.section-title::after{content:"";display:block;width:56px;height:3px;background:var(--primary);margin:16px auto 0;border-radius:2px;}
.section-subtitle{margin-top:18px;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;gap:16px;flex-wrap:wrap;}
.flex-between{display:flex;justify-content:space-between;align-items:center;}
.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 10px 28px rgba(31,41,51,.12);}
.card-icon{width:48px;height:48px;border-radius:10px;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:19px;margin-bottom:12px;color:var(--text);}
.card-text{color:var(--text-light);font-size:15px;}
.card-body{margin-top:14px;}
.btn{display:inline-block;padding:13px 30px;border-radius:999px;font-size:15px;cursor:pointer;border:2px solid transparent;transition:all .25s;text-align:center;font-weight:600;}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);}
.btn-outline{border-color:var(--primary);color:var(--primary);background:transparent;}
.btn-outline:hover{background:var(--primary);color:#fff;}
.btn-sm{padding:8px 18px;font-size:14px;}
.nav{position:fixed;top:0;left:0;width:100%;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);z-index:100;transition:box-shadow .3s;border-bottom:1px solid transparent;}
.nav.scrolled{box-shadow:0 2px 14px rgba(31,41,51,.1);border-bottom-color:var(--border);}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 20px;height:68px;display:flex;align-items:center;justify-content:space-between;}
.nav-logo{font-size:20px;font-weight:800;color:var(--primary);letter-spacing:1px;}
.nav-logo span{color:var(--accent);}
.nav-list{display:flex;gap:28px;}
.nav-link{font-size:15px;color:var(--text);position:relative;padding:6px 0;transition:color .25s;}
.nav-link:hover{color:var(--primary);}
.nav-toggle{display:none;background:none;border:none;font-size:24px;color:var(--primary);cursor:pointer;}
.nav-cta{display:flex;gap:12px;align-items:center;}
.hero{padding:140px 0 90px;background:linear-gradient(160deg,#fff7f1 0%,#fdf6f0 45%,#f0faf8 100%);position:relative;overflow:hidden;}
.hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;text-align:center;}
.hero-title{font-size:44px;line-height:1.25;letter-spacing:1px;color:var(--text);}
.hero-title strong{color:var(--primary);}
.hero-subtitle{margin:24px auto 0;max-width:720px;font-size:18px;color:var(--text-light);}
.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;background:#fff;border-radius:var(--radius);padding:34px 20px;box-shadow:var(--shadow);border:1px solid var(--border);}
.hero-stat{text-align:center;border-right:1px solid var(--border);}
.hero-stat:last-child{border-right:none;}
.hero-stat-num{font-size:28px;font-weight:800;color:var(--primary);}
.hero-stat-label{margin-top:8px;font-size:14px;color:var(--text-light);}
.timeline{position:relative;max-width:860px;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:16px;height:16px;border-radius:50%;background:var(--primary);border:3px solid #fff;box-shadow:0 0 0 2px var(--primary-light);}
.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;letter-spacing:.5px;}
.timeline-title{font-size:18px;margin:6px 0 8px;}
.timeline-text{font-size:15px;color:var(--text-light);}
.news-list{display:grid;gap:22px;}
.news-item{background:#fff;border-radius:var(--radius);padding:26px 28px;box-shadow:var(--shadow);border:1px solid var(--border);}
.news-title{font-size:20px;margin-bottom:10px;}
.news-meta{display:flex;gap:14px;align-items:center;font-size:13px;margin-bottom:12px;}
.news-date{color:var(--text-light);}
.news-category{background:var(--primary-light);color:var(--primary-dark);padding:2px 10px;border-radius:999px;font-weight:600;}
.news-summary{color:var(--text-light);font-size:15px;}
.news-body{margin-top:14px;color:var(--text-light);font-size:15px;}
.news-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px;}
.tag{display:inline-block;padding:3px 12px;font-size:13px;border-radius:999px;background:var(--bg-alt);color:var(--text-light);border:1px solid var(--border);}
.faq-list{max-width:880px;margin:0 auto;display:grid;gap:16px;}
.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;color:var(--text);display:flex;gap:10px;}
.faq-question::before{content:"Q";color:var(--primary);font-weight:800;}
.faq-answer{margin-top:12px;color:var(--text-light);font-size:15px;padding-left:26px;}
.form-group{margin-bottom:20px;}
.form-label{display:block;font-size:15px;margin-bottom:8px;font-weight:600;}
.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;color:var(--text);background:#fff;transition:border-color .25s;}
.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:999px;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{margin-top:10px;font-size:13px;color:var(--text-light);}
.stat-item{text-align:center;padding:12px;}
.stat-number{font-size:32px;font-weight:800;color:var(--primary);}
.stat-label{margin-top:8px;font-size:14px;color:var(--text-light);}
.progress{height:10px;background:var(--bg-alt);border-radius:999px;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-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow);}
.bar-item{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;height:100%;gap:10px;}
.bar-fill{width:100%;background:linear-gradient(180deg,var(--primary),var(--primary-dark));border-radius:8px 8px 0 0;}
.bar-label{font-size:13px;color:var(--text-light);}
.badge{display:inline-block;padding:4px 12px;font-size:13px;border-radius:999px;background:var(--accent);color:#fff;font-weight:600;}
.customer-card{background:#fff;border-radius:var(--radius);padding:24px;border:1px solid var(--border);box-shadow:var(--shadow);}
.case-card{background:#fff;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow);padding:26px;}
.honor-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;text-align:center;box-shadow:var(--shadow);}
.partner-logo{height:70px;display:flex;align-items:center;justify-content:center;background:var(--bg-alt);border:1px dashed var(--border);border-radius:var(--radius);color:var(--text-light);font-size:14px;}
.review-card{background:#fff;border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);border:1px solid var(--border);font-size:15px;color:var(--text-light);}
.benefit-card{background:linear-gradient(150deg,#fff,#fdf6f0);border-radius:var(--radius);padding:26px;border:1px solid var(--border);box-shadow:var(--shadow);}
.step-list{display:grid;gap:20px;max-width:880px;margin:0 auto;}
.step-item{display:flex;gap:20px;align-items:flex-start;background:#fff;border-radius:var(--radius);padding:24px 26px;box-shadow:var(--shadow);border:1px solid var(--border);}
.step-number{flex:none;width:42px;height:42px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;}
.region-card{background:#fff;border-radius:var(--radius);padding:24px;border:1px solid var(--border);box-shadow:var(--shadow);}
.support-card{background:var(--bg-alt);border-radius:var(--radius);padding:26px;border:1px solid var(--border);}
.footer{background:#241a14;color:#d6cec7;padding:60px 0 24px;font-size:15px;}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:36px;margin-bottom:40px;}
.footer-col h3,.footer-col .footer-title{color:#fff;font-size:16px;font-weight:700;margin-bottom:18px;}
.footer-link{display:block;color:#b8aea6;margin-bottom:10px;font-size:14px;transition:color .25s;}
.footer-link:hover{color:var(--primary-light);}
.footer-info{color:#b8aea6;font-size:14px;margin-bottom:10px;}
.footer-bottom{border-top:1px solid #3a2c22;padding-top:22px;text-align:center;font-size:13px;color:#9c928a;}
@media (max-width:1200px){
  .footer-inner{grid-template-columns:1.6fr 1fr 1fr;}
}
@media (max-width:992px){
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .hero-title{font-size:36px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:28px;}
  .hero-stat{border-right:none;}
  .footer-inner{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .nav-list{display:none;position:absolute;top:68px;left:0;width:100%;background:#fff;flex-direction:column;gap:0;padding:12px 20px;box-shadow:0 8px 20px rgba(31,41,51,.12);}
  .nav-list.open{display:flex;}
  .nav-list .nav-link{padding:12px 0;border-bottom:1px solid var(--border);}
  .nav-toggle{display:block;}
  .nav-cta{display:none;}
  .section{padding:56px 0;}
  .section-title{font-size:26px;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .hero{padding:120px 0 64px;}
  .hero-title{font-size:28px;}
  .hero-subtitle{font-size:16px;}
  .hero-actions .btn{width:100%;}
}
@media (max-width:480px){
  .hero-stats{grid-template-columns:1fr;padding:24px 16px;}
  .card{padding:22px;}
  .section-title{font-size:23px;}
  .footer-inner{grid-template-columns:1fr;}
}