*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Segoe UI","Helvetica Neue",Arial,"Microsoft YaHei","微软雅黑","PingFang SC",sans-serif;background:#f4f7fd;color:#1e293b;line-height:1.75;font-size:16px}
h1,h2,h3,h4,p,span,a,li,div,summary,strong,small,time{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;border:0}
ul{margin:0;padding-left:20px}
.container{max-width:1180px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.97);border-bottom:1px solid #e3ebf8;box-shadow:0 2px 14px rgba(37,99,235,.07)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:12px 0}
.brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:19px;color:#1e3a8a;letter-spacing:.3px}
.brand .dot{width:11px;height:11px;border-radius:50%;background:linear-gradient(135deg,#2563eb,#06b6d4);box-shadow:0 0 0 4px rgba(37,99,235,.12)}
.nav-links{display:flex;flex-wrap:wrap;gap:4px}
.nav-links a{padding:8px 13px;border-radius:8px;font-size:15px;color:#1e3a8a;transition:background .2s,color .2s}
.nav-links a:hover{background:#e8f0ff;color:#2563eb}
.hero{background:linear-gradient(135deg,#1e3a8a 0%,#2563eb 58%,#06b6d4 100%);color:#fff;padding:60px 0 70px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-90px;bottom:-130px;width:340px;height:340px;border-radius:50%;background:rgba(255,255,255,.09)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:42px;align-items:center;position:relative;z-index:2}
.hero h1{font-size:33px;line-height:1.38;margin:0 0 16px;font-weight:700;letter-spacing:.2px}
.hero .lead{font-size:16px;color:#dbeafe;margin:0 0 24px}
.btn-group{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;padding:11px 22px;border-radius:10px;font-weight:600;font-size:15px;transition:transform .2s,opacity .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:#fff;color:#1e3a8a}
.btn-ghost{border:1px solid rgba(255,255,255,.65);color:#fff}
.hero-img{border-radius:16px;box-shadow:0 20px 44px rgba(6,20,60,.35);border:1px solid rgba(255,255,255,.25)}
section{padding:54px 0}
section:nth-of-type(even){background:#fff}
.section-title{font-size:25px;color:#1e3a8a;margin:0 0 8px;font-weight:700}
.section-sub{color:#64748b;font-size:15px;margin:0 0 28px}
.tag{display:inline-block;font-size:12px;padding:3px 11px;border-radius:999px;background:#e0f2fe;color:#0369a1;margin-bottom:10px;font-weight:600}
.card{background:#fff;border:1px solid #e3ebf8;border-radius:14px;padding:22px;box-shadow:0 4px 18px rgba(37,99,235,.05)}
.grid-2,.grid-3,.grid-4{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.stat{text-align:center;background:#fff;border:1px solid #e3ebf8;border-radius:14px;padding:24px 16px;box-shadow:0 4px 16px rgba(37,99,235,.05)}
.stat .num{font-size:28px;font-weight:700;background:linear-gradient(90deg,#2563eb,#06b6d4);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.3}
.stat .label{font-size:14px;color:#64748b;margin-top:6px}
.card h3{font-size:17px;margin:0 0 8px;color:#1e3a8a}
.card p{margin:0;color:#475569;font-size:15px}
.icon{font-size:24px;display:inline-block;margin-bottom:8px}
.story-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:36px;align-items:center}
.story-grid img{border-radius:16px;box-shadow:0 14px 34px rgba(30,58,138,.16)}
.timeline-list{list-style:none;padding:0;margin:0;position:relative}
.timeline-list::before{content:"";position:absolute;left:11px;top:6px;bottom:6px;width:2px;background:linear-gradient(#2563eb,#06b6d4)}
.timeline-list li{position:relative;padding:0 0 22px 40px}
.timeline-list li::before{content:"";position:absolute;left:4px;top:8px;width:16px;height:16px;border-radius:50%;background:#fff;border:3px solid #2563eb}
.timeline-list li h3{font-size:16px;margin:0 0 4px;color:#1e3a8a}
.timeline-list li p{margin:0;color:#475569;font-size:15px}
.score-card{background:#fff;border:1px solid #e3ebf8;border-radius:14px;padding:20px;box-shadow:0 4px 16px rgba(37,99,235,.05)}
.score-line{display:flex;align-items:center;justify-content:space-between;gap:10px;font-weight:700;color:#1e3a8a;font-size:17px;margin-bottom:10px}
.score-line .vs{color:#06b6d4;font-size:14px;font-weight:600}
.score-card p{margin:0;color:#64748b;font-size:14px}
.news-item{background:#fff;border:1px solid #e3ebf8;border-radius:14px;padding:20px 22px;margin-bottom:16px;box-shadow:0 3px 14px rgba(37,99,235,.04)}
.news-meta{font-size:13px;color:#2563eb;font-weight:600;margin-bottom:6px}
.news-item h3{font-size:17px;margin:0 0 8px;color:#1e3a8a}
.news-item p{margin:0;color:#475569;font-size:15px}
.quote{background:#fff;border:1px solid #e3ebf8;border-left:4px solid #06b6d4;border-radius:12px;padding:20px;box-shadow:0 3px 14px rgba(37,99,235,.04)}
.quote p{margin:0 0 10px;color:#334155;font-size:15px}
.quote .who{font-size:13px;color:#2563eb;font-weight:600}
.faq-item{background:#fff;border:1px solid #e3ebf8;border-radius:12px;padding:18px 20px;margin-bottom:14px;box-shadow:0 3px 12px rgba(37,99,235,.04)}
.faq-item h3{font-size:16px;margin:0 0 8px;color:#1e3a8a}
.faq-item p{margin:0;color:#475569;font-size:15px}
.cta-box{background:linear-gradient(135deg,#1e3a8a,#2563eb 60%,#06b6d4);color:#fff;border-radius:18px;padding:44px 32px;text-align:center;box-shadow:0 16px 40px rgba(30,58,138,.22)}
.cta-box h2{font-size:26px;margin:0 0 12px}
.cta-box p{color:#dbeafe;margin:0 0 24px;font-size:15px}
footer{background:#0f2557;color:#c7d6f2;padding:42px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:28px}
footer h4{color:#fff;font-size:15px;margin:0 0 12px}
.footer-info p{margin:6px 0;font-size:14px;color:#c7d6f2}
footer a{color:#9ec3ff}
footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:26px;padding-top:16px;font-size:13px;color:#93a9cf;text-align:center}
@media (max-width:900px){
.hero-grid,.story-grid,.grid-2,.grid-3,.grid-4,.footer-grid{grid-template-columns:1fr}
.hero h1{font-size:26px}
section{padding:40px 0}
}