*{margin:0;padding:0;box-sizing:border-box;}
html{font-family:"Segoe UI","Helvetica Neue",Arial,"Microsoft YaHei","微软雅黑","PingFang SC",sans-serif;}
body{font-family:"Segoe UI","Helvetica Neue",Arial,"Microsoft YaHei","微软雅黑","PingFang SC",sans-serif;background:#ffffff;color:#111827;line-height:1.75;-webkit-font-smoothing:antialiased;}
h1,h2,h3,h4,h5,h6,p,span,a,li,div,td,th,button,input,strong,em,time,label,summary{font-family:"Segoe UI","Helvetica Neue",Arial,"Microsoft YaHei","微软雅黑","PingFang SC",sans-serif;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px;}
section{padding:78px 0;}
.alt{background:#f3f4f6;}
.sec-head{margin-bottom:42px;max-width:760px;}
.sec-head h2{font-size:30px;line-height:1.4;font-weight:700;letter-spacing:.4px;}
.sec-head p{color:#6b7280;margin-top:12px;font-size:16px;}
.grid{display:grid;gap:24px;}
.g2{grid-template-columns:repeat(2,1fr);}
.g3{grid-template-columns:repeat(3,1fr);}
.g4{grid-template-columns:repeat(4,1fr);}
.card{background:#ffffff;border-radius:20px;padding:30px;box-shadow:0 2px 6px rgba(17,24,39,.04),0 14px 40px rgba(17,24,39,.06);}
.card h3{font-size:18px;font-weight:700;margin-bottom:10px;}
.card p{color:#4b5563;font-size:15px;}
.site-header{position:sticky;top:0;z-index:200;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);box-shadow:0 1px 2px rgba(17,24,39,.06);}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;min-height:74px;gap:18px;flex-wrap:wrap;}
.logo{font-weight:700;font-size:19px;display:flex;align-items:center;gap:9px;letter-spacing:.5px;}
.logo span.dot{width:10px;height:10px;border-radius:50%;background:#111827;display:inline-block;}
.nav-links{display:flex;gap:24px;flex-wrap:wrap;font-size:15px;color:#374151;}
.nav-links a{position:relative;padding:6px 0;}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:#111827;transition:width .25s ease;}
.nav-links a:hover{color:#111827;}
.nav-links a:hover::after{width:100%;}
#hero{background:#f3f4f6;padding:84px 0 76px;}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
h1{font-size:38px;line-height:1.36;font-weight:700;letter-spacing:.4px;}
.geo-text{margin-top:24px;color:#374151;font-size:16.5px;}
.hero-img img{width:100%;border-radius:26px;box-shadow:0 22px 54px rgba(17,24,39,.14);}
.btn{display:inline-block;background:#111827;color:#ffffff;padding:13px 28px;border-radius:999px;font-size:15px;margin-top:28px;margin-right:12px;transition:transform .2s ease,opacity .2s ease;}
.btn:hover{transform:translateY(-2px);opacity:.92;}
.btn.ghost{background:#ffffff;color:#111827;box-shadow:0 3px 12px rgba(17,24,39,.08);}
.stat-num{font-size:34px;font-weight:700;line-height:1.2;}
.stat-label{color:#6b7280;font-size:14.5px;margin-top:8px;}
.score-row{display:flex;align-items:center;justify-content:space-between;padding:18px 4px;border-bottom:1px solid #f3f4f6;}
.score-row:last-child{border-bottom:none;}
.score-row .team{font-weight:600;font-size:16px;}
.score-row .num{font-weight:700;font-size:20px;letter-spacing:1px;}
.badge{display:inline-block;font-size:12.5px;color:#065f46;background:#ecfdf5;border-radius:999px;padding:3px 12px;}
.badge.gray{color:#374151;background:#f3f4f6;}
.news-item{background:#ffffff;border-radius:20px;padding:28px 30px;box-shadow:0 2px 6px rgba(17,24,39,.04),0 14px 40px rgba(17,24,39,.06);margin-bottom:22px;}
.news-item h3{font-size:19px;font-weight:700;margin-bottom:8px;}
.news-meta{font-size:13.5px;color:#9ca3af;margin-bottom:12px;letter-spacing:.3px;}
.news-item p{color:#4b5563;font-size:15.3px;}
.timeline-item{display:flex;gap:20px;padding:20px 0;border-bottom:1px solid #e5e7eb;}
.timeline-item:last-child{border-bottom:none;}
.timeline-tag{min-width:96px;font-weight:700;font-size:15px;color:#111827;}
.qa-item{background:#ffffff;border-radius:18px;padding:22px 26px;margin-bottom:16px;box-shadow:0 2px 6px rgba(17,24,39,.04),0 12px 32px rgba(17,24,39,.05);}
.qa-item summary{cursor:pointer;font-weight:700;font-size:16.5px;list-style:none;}
.qa-item summary::-webkit-details-marker{display:none;}
.qa-item summary::before{content:"＋";margin-right:10px;color:#9ca3af;font-weight:400;}
.qa-item[open] summary::before{content:"－";}
.qa-item p{margin-top:14px;color:#4b5563;font-size:15.3px;}
.step{display:flex;gap:16px;align-items:flex-start;}
.step .n{min-width:38px;height:38px;border-radius:12px;background:#111827;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;}
#cta{background:#111827;color:#ffffff;}
#cta h2{color:#ffffff;}
#cta p{color:#d1d5db;}
#cta .btn{background:#ffffff;color:#111827;}
#cta .btn.ghost{background:transparent;color:#ffffff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.35);}
.site-footer{background:#f3f4f6;padding:60px 0 34px;font-size:14.5px;color:#4b5563;}
.footer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:34px;}
.footer-logo{font-weight:700;font-size:18px;color:#111827;margin-bottom:16px;}
.site-footer p{margin-bottom:8px;}
.footer-bottom{margin-top:38px;padding-top:20px;border-top:1px solid #e5e7eb;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13.5px;color:#6b7280;}
.footer-bottom a{color:#374151;}
@media(max-width:980px){
.hero-grid{grid-template-columns:1fr;gap:38px;}
.g4{grid-template-columns:repeat(2,1fr);}
.g3{grid-template-columns:repeat(2,1fr);}
.footer-grid{grid-template-columns:1fr;}
}
@media(max-width:640px){
h1{font-size:27px;}
.sec-head h2{font-size:23px;}
.g2,.g3,.g4{grid-template-columns:1fr;}
section{padding:56px 0;}
.nav-links{gap:14px;font-size:14px;}
}