:root{
  --amber:#d97706;
  --amber-light:#f59e0b;
  --brown:#78350f;
  --brown-deep:#4a1f08;
  --cream:#fdf8f1;
  --cream-2:#f7efe2;
  --warm-gray:#8a7f74;
  --ink:#3a2a1a;
  --line:#e9dcc9;
  --white:#ffffff;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:"Segoe UI","Helvetica Neue",Arial,"Microsoft YaHei","微软雅黑","PingFang SC",sans-serif;
  background:var(--cream);
  color:var(--ink);
  line-height:1.78;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6,p,span,a,li,div,section,footer,header,summary,strong,em{
  font-family:"Segoe UI","Helvetica Neue",Arial,"Microsoft YaHei","微软雅黑","PingFang SC",sans-serif;
}
a{color:var(--amber);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brown);}
img{max-width:100%;display:block;}
.container{width:100%;max-width:1160px;margin:0 auto;padding:0 20px;}

/* Header */
.site-header{
  position:sticky;top:0;z-index:99;
  background:linear-gradient(100deg,var(--brown) 0%,#8a4210 45%,var(--amber) 100%);
  box-shadow:0 3px 16px rgba(120,53,15,.24);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:18px;padding:14px 20px;flex-wrap:wrap;
}
.brand{
  display:inline-flex;align-items:center;gap:8px;
  color:#fff;font-size:21px;font-weight:800;letter-spacing:.5px;
}
.brand span{color:#ffe2b8;}
.brand:hover{color:#fff;}
.nav-links{display:flex;flex-wrap:wrap;gap:6px;align-items:center;}
.nav-links a{
  color:#fff6e8;font-size:14.5px;font-weight:600;
  padding:7px 13px;border-radius:999px;
  background:rgba(255,255,255,.08);
  transition:background .2s ease,color .2s ease;
}
.nav-links a:hover{background:#fff;color:var(--brown);}

/* Hero */
.hero{
  background:linear-gradient(160deg,#fff7ec 0%,#fbeada 52%,#f5dcc0 100%);
  border-bottom:1px solid var(--line);
  padding:56px 0 60px;
  overflow:hidden;
}
.hero-inner{display:grid;grid-template-columns:1.25fr .85fr;gap:44px;align-items:center;}
.badge{
  display:inline-block;background:rgba(217,119,6,.14);
  color:var(--brown);border:1px solid rgba(217,119,6,.34);
  font-size:13px;font-weight:700;letter-spacing:1px;
  padding:6px 14px;border-radius:999px;margin-bottom:18px;
}
.hero h1{
  font-size:34px;line-height:1.35;font-weight:800;color:var(--brown-deep);
  letter-spacing:.4px;margin-bottom:18px;
}
.hero .lead{font-size:16.5px;color:#6b5844;max-width:640px;margin-bottom:26px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.btn{
  display:inline-block;padding:12px 26px;border-radius:10px;
  font-weight:700;font-size:15.5px;transition:transform .18s ease,box-shadow .18s ease,background .2s ease;
}
.btn-primary{
  background:linear-gradient(120deg,var(--amber) 0%,var(--brown) 100%);
  color:#fff;box-shadow:0 8px 20px rgba(160,86,10,.28);
}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(160,86,10,.36);}
.btn-ghost{
  background:#fff;color:var(--brown);border:1.6px solid rgba(217,119,6,.5);
}
.btn-ghost:hover{background:#fff5e6;color:var(--brown);transform:translateY(-2px);}
.hero-art{
  border-radius:20px;overflow:hidden;
  border:6px solid #fff;
  box-shadow:0 18px 40px rgba(120,53,15,.22);
  transform:rotate(-1.2deg);
}
.hero-art img{width:100%;height:100%;object-fit:cover;}

/* Section base */
section{padding:62px 0;}
.section-head{max-width:800px;margin:0 auto 38px;text-align:center;}
.section-head .eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;
  color:var(--amber);text-transform:uppercase;margin-bottom:10px;
}
.section-head h2{
  font-size:27px;font-weight:800;color:var(--brown-deep);margin-bottom:12px;line-height:1.4;
}
.section-head p{color:var(--warm-gray);font-size:15.5px;}

/* GEO intro */
.geo-intro{background:#fff;border-bottom:1px solid var(--line);}
.geo-card{
  background:linear-gradient(150deg,#fffaf3 0%,#fdf1e0 100%);
  border:1px solid var(--line);border-left:6px solid var(--amber);
  border-radius:16px;padding:32px 34px;
  box-shadow:0 10px 26px rgba(160,110,50,.09);
}
.geo-card p{font-size:16px;color:#5c4a38;margin-bottom:14px;}
.geo-card p:last-child{margin-bottom:0;}

/* Stats */
.stats{background:linear-gradient(120deg,var(--brown-deep) 0%,var(--brown) 50%,#a3540e 100%);color:#fff;}
.stats .section-head h2{color:#fff;}
.stats .section-head p{color:#f5dfc6;}
.stats .eyebrow{color:#ffd9a3;}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.stat-item{
  background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.18);
  border-radius:14px;padding:26px 18px;text-align:center;
  transition:transform .2s ease,background .2s ease;
}
.stat-item:hover{transform:translateY(-4px);background:rgba(255,255,255,.16);}
.stat-num{font-size:32px;font-weight:800;color:#ffd9a3;letter-spacing:.5px;}
.stat-label{font-size:14.5px;color:#f3e2cd;margin-top:6px;}

/* Advantages */
.adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.adv-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:28px 24px;position:relative;overflow:hidden;
  box-shadow:0 8px 20px rgba(160,110,50,.07);
  transition:transform .2s ease,box-shadow .2s ease;
}
.adv-card::before{
  content:"";position:absolute;top:0;left:0;width:100%;height:4px;
  background:linear-gradient(90deg,var(--amber),var(--brown));
}
.adv-card:hover{transform:translateY(-5px);box-shadow:0 16px 32px rgba(160,110,50,.16);}
.adv-icon{font-size:26px;margin-bottom:12px;}
.adv-card h3{font-size:18px;color:var(--brown-deep);margin-bottom:10px;font-weight:800;}
.adv-card p{font-size:15px;color:#6b5844;}

/* Story */
.story{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.story-inner{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:center;}
.story-art{border-radius:18px;overflow:hidden;box-shadow:0 16px 36px rgba(120,53,15,.18);border:5px solid #fff;}
.story-text h2{font-size:26px;color:var(--brown-deep);font-weight:800;margin-bottom:16px;line-height:1.45;}
.story-text p{font-size:15.8px;color:#5c4a38;margin-bottom:14px;}
.story-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px;}
.story-tags span{
  background:var(--cream-2);color:var(--brown);border:1px solid var(--line);
  font-size:13.5px;font-weight:700;padding:6px 14px;border-radius:999px;
}

/* Events */
.event-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.event-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;
  box-shadow:0 8px 20px rgba(160,110,50,.08);
  transition:transform .2s ease,box-shadow .2s ease;
}
.event-card:hover{transform:translateY(-5px);box-shadow:0 16px 34px rgba(160,110,50,.18);}
.event-thumb{height:158px;overflow:hidden;background:var(--cream-2);}
.event-thumb img{width:100%;height:100%;object-fit:cover;}
.event-body{padding:20px 22px 24px;}
.event-tag{
  display:inline-block;font-size:12.5px;font-weight:700;color:#fff;
  background:linear-gradient(120deg,var(--amber),var(--brown));
  padding:4px 11px;border-radius:999px;margin-bottom:12px;
}
.event-body h3{font-size:17.5px;color:var(--brown-deep);font-weight:800;margin-bottom:8px;}
.event-body p{font-size:14.8px;color:#6b5844;}

/* News */
.news{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.news-list{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.news-item{
  background:linear-gradient(150deg,#fffdfa 0%,#fdf6ec 100%);
  border:1px solid var(--line);border-radius:14px;
  padding:24px 26px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-item:hover{transform:translateY(-3px);box-shadow:0 14px 28px rgba(160,110,50,.14);border-color:rgba(217,119,6,.45);}
.news-date{
  display:inline-block;font-size:13px;font-weight:700;color:var(--brown);
  background:rgba(217,119,6,.13);border-radius:6px;
  padding:3px 10px;margin-bottom:12px;
}
.news-item h3{font-size:17.5px;font-weight:800;color:var(--brown-deep);margin-bottom:10px;line-height:1.5;}
.news-item p{font-size:14.8px;color:#6b5844;}

/* Partners */
.partner-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;}
.partner-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:22px 14px;text-align:center;font-weight:700;color:var(--brown);
  font-size:15px;transition:transform .2s ease,box-shadow .2s ease;
}
.partner-item:hover{transform:translateY(-4px);box-shadow:0 12px 24px rgba(160,110,50,.14);}
.partner-item span{display:block;font-size:22px;margin-bottom:6px;}

/* FAQ */
.faq{background:linear-gradient(160deg,#fffaf3 0%,#fbeedd 100%);}
.faq-list{max-width:920px;margin:0 auto;display:grid;gap:16px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:24px 26px;box-shadow:0 6px 18px rgba(160,110,50,.07);
}
.faq-item h3{
  font-size:17px;font-weight:800;color:var(--brown-deep);
  margin-bottom:12px;display:flex;gap:10px;align-items:flex-start;line-height:1.55;
}
.faq-item h3 .q-mark{
  flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  width:26px;height:26px;border-radius:8px;font-size:14px;color:#fff;
  background:linear-gradient(120deg,var(--amber),var(--brown));margin-top:2px;
}
.faq-item p{font-size:15px;color:#5c4a38;padding-left:36px;}

/* CTA */
.cta{
  background:linear-gradient(120deg,var(--brown-deep) 0%,var(--brown) 55%,var(--amber) 100%);
  color:#fff;text-align:center;
}
.cta h2{font-size:28px;font-weight:800;margin-bottom:14px;color:#fff;}
.cta p{color:#f7e3ca;font-size:16px;max-width:720px;margin:0 auto 28px;}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
.cta .btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.55);}
.cta .btn-ghost:hover{background:#fff;color:var(--brown);}
.cta .btn-primary{background:#fff;color:var(--brown);box-shadow:0 10px 24px rgba(0,0,0,.2);}
.cta .btn-primary:hover{color:var(--brown-deep);}

/* Footer */
.site-footer{background:#2e1a0c;color:#e3d3c1;padding:52px 0 0;font-size:14.8px;}
.footer-grid{display:grid;grid-template-columns:1.1fr 1.3fr 1fr;gap:34px;padding-bottom:36px;}
.footer-grid h3{color:#ffd9a3;font-size:19px;font-weight:800;margin-bottom:12px;}
.footer-grid h4{color:#ffd9a3;font-size:15.5px;font-weight:800;margin-bottom:12px;}
.footer-grid p{color:#cbb7a2;margin-bottom:7px;line-height:1.8;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 20px 26px;max-width:1160px;margin:0 auto;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:14px;color:#bda894;
}
.footer-bottom a{color:#ffd9a3;}
.footer-bottom a:hover{color:#fff;}

/* Responsive */
@media (max-width:980px){
  .hero-inner{grid-template-columns:1fr;gap:32px;}
  .story-inner{grid-template-columns:1fr;gap:28px;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .adv-grid{grid-template-columns:repeat(2,1fr);}
  .event-grid{grid-template-columns:repeat(2,1fr);}
  .news-list{grid-template-columns:1fr;}
  .partner-grid{grid-template-columns:repeat(3,1fr);}
  .footer-grid{grid-template-columns:1fr;}
  .hero h1{font-size:28px;}
}
@media (max-width:620px){
  .stat-grid{grid-template-columns:1fr;}
  .adv-grid{grid-template-columns:1fr;}
  .event-grid{grid-template-columns:1fr;}
  .partner-grid{grid-template-columns:repeat(2,1fr);}
  .hero h1{font-size:24px;}
  .section-head h2{font-size:22px;}
  .geo-card{padding:24px 20px;}
  .faq-item p{padding-left:0;}
}