:root{--blue:#12307d;--red:#e4002b;--gold:#ffcc00;--bg:#f4f6fb;--text:#1f2937;--muted:#6b7280;--line:#e5e7eb}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC","Segoe UI",sans-serif;background:var(--bg);color:var(--text);line-height:1.75;font-size:16px;word-break:break-word}
a{color:inherit;text-decoration:none}
.flagbar{height:4px;background:linear-gradient(90deg,#010066 0 25%,#fff 25% 37.5%,#cc0001 37.5% 62.5%,#fff 62.5% 75%,#ffcc00 75% 100%)}
.header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.inner{max-width:1080px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.logo{font-size:22px;font-weight:800;color:var(--blue);line-height:1.2}
.logo .md{color:var(--red)}
.logo .sub{display:block;font-size:10px;font-weight:700;color:var(--gold);background:var(--blue);padding:1px 8px;border-radius:3px;width:fit-content;margin-top:3px;letter-spacing:2px}
.nav{margin-left:auto;display:flex;gap:18px;font-size:14px;color:var(--muted)}
.nav a:hover{color:var(--red)}
.hero{background:linear-gradient(135deg,#0a1d5c 0%,#12307d 55%,#1b3fa0 100%);color:#fff;padding:54px 20px 46px}
.hero .inner{display:block;text-align:center}
.hero .badge{display:inline-block;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);color:#ffe98a;font-size:12px;padding:4px 16px;border-radius:999px;margin-bottom:18px;letter-spacing:2px}
.hero h1{font-size:34px;font-weight:800;letter-spacing:1px}
.hero h1 .gold{color:var(--gold)}
.hero p{color:#dbe3ff;margin-top:12px;max-width:640px;margin-left:auto;margin-right:auto}
.wrap{max-width:1080px;margin:0 auto;padding:28px 20px 60px}
.sec-title{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:var(--blue);margin:10px 0 18px}
.sec-title::after{content:"";flex:1;height:1px;background:var(--line)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px 22px 18px;display:flex;flex-direction:column;gap:10px;transition:box-shadow .2s,transform .2s}
.card:hover{box-shadow:0 10px 28px rgba(18,48,125,.12);transform:translateY(-3px)}
.tag{font-size:12px;font-weight:700;padding:3px 10px;border-radius:999px;color:#fff;width:fit-content;letter-spacing:1px}
.card h2{font-size:18px;font-weight:700;line-height:1.5}
.card h2:hover{color:var(--red)}
.card .ex{color:var(--muted);font-size:14px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.meta{font-size:12.5px;color:#9aa3b2;margin-top:auto;display:flex;justify-content:space-between;align-items:center}
.more{color:var(--red);font-weight:700;font-size:13px}
.article{max-width:760px;margin:28px auto 0;background:#fff;border:1px solid var(--line);border-radius:14px;padding:36px 40px 44px}
.article h1{font-size:28px;font-weight:800;line-height:1.45;color:var(--blue);margin:14px 0 6px}
.article .meta{display:flex;gap:14px;flex-wrap:wrap;color:#9aa3b2;font-size:13px;padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:22px}
.article h2{font-size:20px;font-weight:800;color:var(--blue);margin:28px 0 10px}
.article p{margin:12px 0}
.article ul{margin:12px 0 12px 22px}
.article li{margin:6px 0}
.article strong{color:var(--blue)}
.back{display:inline-block;margin-top:28px;color:var(--blue);font-weight:700;font-size:14px}
.back:hover{color:var(--red)}
.footer{background:#0a1d5c;color:#c3cdf0;margin-top:30px}
.footer .inner{display:block;padding:40px 20px 22px}
.footer .cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:28px;max-width:1080px;margin:0 auto}
.footer h4{color:#fff;font-size:15px;margin-bottom:10px}
.footer p,.footer li{font-size:13.5px;line-height:1.9}
.footer ul{list-style:none}
.footer .bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:16px;text-align:center;font-size:12.5px;color:#8fa0d8}
@media (max-width:640px){
  .hero h1{font-size:26px}
  .article{padding:24px 20px 30px}
  .article h1{font-size:22px}
  .nav{display:none}
}