:root{
    --cyan:#06b6d4;
    --blue:#1e3a8a;
    --cyan-soft:#e6f9fc;
    --blue-soft:#eef2ff;
    --ink:#0f172a;
    --muted:#5b6b84;
    --line:#e2e8f0;
    --bg:#f7fafc;
    --white:#ffffff;
  }
  *{box-sizing:border-box;margin:0;padding:0;}
  html{scroll-behavior:smooth;}
  body{
    font-family:"Segoe UI","Helvetica Neue",Arial,"Microsoft YaHei","微软雅黑","PingFang SC",sans-serif;
    color:var(--ink);
    background:var(--bg);
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4,h5,h6,p,span,a,li,div,section,footer,header,strong,em,small{
    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{width:100%;max-width:1180px;margin:0 auto;padding:0 20px;}

  /* header */
  .site-header{
    position:sticky;top:0;z-index:99;
    background:linear-gradient(90deg,var(--blue) 0%,#155e9c 45%,var(--cyan) 100%);
    box-shadow:0 2px 18px rgba(15,23,42,.16);
  }
  .header-inner{
    max-width:1180px;margin:0 auto;padding:12px 20px;
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  }
  .brand{
    display:flex;align-items:center;gap:10px;
    color:#fff;font-size:1.16rem;font-weight:700;letter-spacing:.5px;
  }
  .brand .dot{
    display:inline-flex;align-items:center;justify-content:center;
    width:36px;height:36px;border-radius:10px;
    background:rgba(255,255,255,.18);font-size:1.1rem;
  }
  .nav-links{display:flex;flex-wrap:wrap;gap:6px;}
  .nav-links a{
    color:#eaf6ff;font-size:.94rem;font-weight:600;
    padding:8px 13px;border-radius:999px;
    transition:background .2s ease,color .2s ease;
  }
  .nav-links a:hover{background:rgba(255,255,255,.2);color:#fff;}

  /* hero */
  .hero{
    background:linear-gradient(135deg,#0b3b8c 0%,#1e3a8a 42%,#06b6d4 100%);
    color:#fff;padding:58px 0 64px;position:relative;overflow:hidden;
  }
  .hero::after{
    content:"";position:absolute;right:-90px;top:-90px;width:340px;height:340px;
    border-radius:50%;background:rgba(255,255,255,.08);
  }
  .hero::before{
    content:"";position:absolute;left:-60px;bottom:-120px;width:260px;height:260px;
    border-radius:50%;background:rgba(255,255,255,.06);
  }
  .hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:34px;align-items:center;position:relative;z-index:2;}
  .kicker{
    display:inline-block;background:rgba(255,255,255,.16);
    border:1px solid rgba(255,255,255,.32);
    color:#e8fbff;font-size:.8rem;font-weight:700;
    letter-spacing:1.4px;padding:5px 14px;border-radius:999px;margin-bottom:16px;
  }
  .hero h1{
    font-size:1.9rem;line-height:1.42;font-weight:800;letter-spacing:.3px;
    text-shadow:0 2px 12px rgba(0,0,0,.18);
  }
  .hero p.lede{
    margin-top:16px;font-size:1rem;color:#dbeafe;max-width:640px;
  }
  .hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
  .hero-badges span{
    background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);
    padding:7px 14px;border-radius:10px;font-size:.86rem;font-weight:600;color:#f0feff;
  }
  .hero-card{
    background:rgba(255,255,255,.96);border-radius:18px;padding:22px;
    color:var(--ink);box-shadow:0 18px 40px rgba(3,20,60,.3);
  }
  .hero-card h3{font-size:1rem;color:var(--blue);margin-bottom:14px;display:flex;align-items:center;gap:8px;}
  .mini-row{
    display:flex;justify-content:space-between;align-items:center;
    padding:9px 0;border-bottom:1px dashed var(--line);font-size:.9rem;
  }
  .mini-row:last-child{border-bottom:none;}
  .mini-row b{color:var(--cyan);}
  .tag-mini{
    background:var(--cyan-soft);color:#0e7490;font-size:.76rem;font-weight:700;
    padding:2px 9px;border-radius:999px;
  }

  /* section shell */
  section{padding:56px 0;}
  .sec-head{margin-bottom:28px;}
  .sec-head h2{
    font-size:1.5rem;font-weight:800;color:var(--blue);
    display:flex;align-items:center;gap:10px;line-height:1.4;
  }
  .sec-head h2::before{
    content:"";display:inline-block;width:6px;height:26px;border-radius:4px;
    background:linear-gradient(180deg,var(--cyan),var(--blue));
  }
  .sec-head p{color:var(--muted);margin-top:10px;font-size:.95rem;max-width:840px;}

  /* geo intro */
  #geo-intro .geo-box{
    background:var(--white);border:1px solid var(--line);border-radius:18px;
    padding:28px 30px;box-shadow:0 8px 26px rgba(15,58,138,.06);
    border-left:6px solid var(--cyan);
  }
  #geo-intro p{font-size:1rem;color:#22314c;}

  /* stats */
  #stats{background:linear-gradient(180deg,#ffffff 0%,#f2fbfd 100%);}
  .stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px;}
  .stat-card{
    background:var(--white);border:1px solid var(--line);border-radius:16px;
    padding:22px 20px;position:relative;overflow:hidden;
    box-shadow:0 6px 20px rgba(15,58,138,.06);
  }
  .stat-card::after{
    content:"";position:absolute;right:-24px;top:-24px;width:84px;height:84px;
    border-radius:50%;background:linear-gradient(135deg,rgba(6,182,212,.16),rgba(30,58,138,.1));
  }
  .stat-card .num{
    font-size:1.85rem;font-weight:800;
    background:linear-gradient(90deg,var(--blue),var(--cyan));
    -webkit-background-clip:text;background-clip:text;color:transparent;
    line-height:1.2;
  }
  .stat-card .lbl{font-size:.9rem;color:var(--muted);margin-top:6px;font-weight:600;}
  .bar{height:6px;border-radius:4px;background:#eaf1f7;margin-top:14px;overflow:hidden;}
  .bar i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--cyan),var(--blue));}

  /* advantages */
  .adv-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;}
  .adv-card{
    background:var(--white);border:1px solid var(--line);border-radius:16px;
    padding:24px;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  }
  .adv-card:hover{transform:translateY(-4px);box-shadow:0 16px 32px rgba(15,58,138,.12);border-color:#bfeaf3;}
  .adv-icon{
    width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--cyan-soft),var(--blue-soft));font-size:1.35rem;margin-bottom:14px;
  }
  .adv-card h3{font-size:1.05rem;color:var(--blue);margin-bottom:8px;font-weight:800;}
  .adv-card p{font-size:.92rem;color:var(--muted);}

  /* featured events */
  #featured-events{background:linear-gradient(180deg,#f2fbfd 0%,#ffffff 100%);}
  .event-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;}
  .event-card{
    background:var(--white);border:1px solid var(--line);border-radius:16px;padding:22px;
    box-shadow:0 6px 20px rgba(15,58,138,.06);
  }
  .event-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;}
  .event-top .lg{
    font-size:.78rem;font-weight:700;color:#0e7490;background:var(--cyan-soft);
    padding:3px 11px;border-radius:999px;
  }
  .event-top .tm{font-size:.8rem;color:var(--muted);font-weight:600;}
  .match{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:14px 0;}
  .team{font-size:1rem;font-weight:800;color:var(--ink);flex:1;}
  .team.r{text-align:right;}
  .vs{
    font-size:.78rem;font-weight:800;color:#fff;background:linear-gradient(135deg,var(--cyan),var(--blue));
    padding:5px 10px;border-radius:8px;
  }
  .event-meta{font-size:.86rem;color:var(--muted);border-top:1px dashed var(--line);padding-top:12px;}
  .event-meta b{color:var(--blue);}

  /* news */
  .news-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:22px;}
  .news-card{
    background:var(--white);border:1px solid var(--line);border-radius:18px;
    overflow:hidden;display:flex;flex-direction:column;
    transition:transform .22s ease,box-shadow .22s ease;
  }
  .news-card:hover{transform:translateY(-4px);box-shadow:0 18px 34px rgba(15,58,138,.12);}
  .news-thumb{height:150px;overflow:hidden;background:linear-gradient(135deg,var(--blue-soft),var(--cyan-soft));}
  .news-thumb img{width:100%;height:100%;object-fit:cover;}
  .news-body{padding:20px 20px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
  .news-date{
    align-self:flex-start;font-size:.78rem;font-weight:700;color:#0e7490;
    background:var(--cyan-soft);padding:3px 11px;border-radius:999px;letter-spacing:.4px;
  }
  .news-body h3{font-size:1.06rem;color:var(--blue);font-weight:800;line-height:1.5;}
  .news-body p{font-size:.92rem;color:var(--muted);flex:1;}

  /* faq */
  #faq{background:linear-gradient(180deg,#ffffff 0%,#f2fbfd 100%);}
  .faq-list{display:flex;flex-direction:column;gap:14px;}
  .faq-item{
    background:var(--white);border:1px solid var(--line);border-radius:14px;
    padding:20px 22px;box-shadow:0 4px 14px rgba(15,58,138,.05);
  }
  .faq-item h3{
    font-size:1rem;color:var(--blue);font-weight:800;margin-bottom:10px;
    display:flex;gap:10px;align-items:flex-start;line-height:1.55;
  }
  .faq-item h3 .q{
    flex:none;width:24px;height:24px;border-radius:8px;font-size:.8rem;
    background:linear-gradient(135deg,var(--cyan),var(--blue));color:#fff;
    display:flex;align-items:center;justify-content:center;font-weight:800;margin-top:2px;
  }
  .faq-item p{font-size:.92rem;color:#41506b;}

  /* cta */
  #cta{
    background:linear-gradient(120deg,#1e3a8a 0%,#0e7490 55%,#06b6d4 100%);
    color:#fff;border-radius:0;
  }
  .cta-inner{
    display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;
  }
  .cta-inner h2{font-size:1.45rem;font-weight:800;line-height:1.4;}
  .cta-inner p{color:#d8f4fb;margin-top:8px;font-size:.95rem;max-width:640px;}
  .cta-btns{display:flex;gap:12px;flex-wrap:wrap;}
  .btn{
    display:inline-block;padding:12px 24px;border-radius:999px;font-weight:800;font-size:.94rem;
    transition:transform .2s ease,box-shadow .2s ease;
  }
  .btn-white{background:#fff;color:var(--blue);box-shadow:0 10px 24px rgba(3,20,60,.24);}
  .btn-ghost{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.45);color:#fff;}
  .btn:hover{transform:translateY(-2px);}

  /* partners */
  .partner-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px;}
  .partner{
    background:var(--white);border:1px solid var(--line);border-radius:14px;
    padding:18px 14px;text-align:center;font-weight:700;color:var(--blue);font-size:.92rem;
    box-shadow:0 4px 14px rgba(15,58,138,.05);
  }
  .partner span{display:block;font-size:1.3rem;margin-bottom:6px;}

  /* footer */
  footer{
    background:#0b1a35;color:#c7d6ec;padding:44px 0 26px;font-size:.9rem;
  }
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:30px;}
  footer h4{color:#ffffff;font-size:1rem;margin-bottom:14px;font-weight:800;letter-spacing:.5px;}
  footer p{line-height:2;color:#a9bed9;}
  footer a{color:#8fe3f5;font-weight:600;}
  footer a:hover{color:#ffffff;}
  .footer-bottom{
    margin-top:28px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
    display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:#8ba3c2;font-size:.85rem;
  }

  @media (max-width:900px){
    .hero-grid{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr;}
    .hero h1{font-size:1.5rem;}
  }
  @media (max-width:560px){
    .nav-links a{font-size:.85rem;padding:6px 10px;}
    .hero{padding:40px 0 48px;}
    section{padding:42px 0;}
    .sec-head h2{font-size:1.24rem;}
  }