:root{
  --blue-1:#0ea5e9;
  --blue-2:#0369a1;
  --blue-soft:#e0f2fe;
  --ink:#0f172a;
  --ink-2:#334155;
  --ink-3:#64748b;
  --line:#e2e8f0;
  --bg:#f8fafc;
  --white:#ffffff;
  --radius:16px;
  --shadow:0 6px 24px rgba(3,105,161,.08);
  --shadow-lg:0 14px 40px rgba(3,105,161,.14);
}
*{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;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{width:min(1180px,92%);margin:0 auto}

/* header */
header.site-head{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.head-inner{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:12px 0;flex-wrap:wrap;
}
.logo{
  display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;
  letter-spacing:.5px;
}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--blue-1),var(--blue-2));
  display:grid;place-items:center;color:#fff;font-size:16px;font-weight:900;
  box-shadow:0 6px 16px rgba(14,165,233,.32);
}
.logo small{display:block;font-size:11px;font-weight:500;color:var(--ink-3);letter-spacing:1px}
.nav-links{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.nav-links a{
  padding:7px 13px;border-radius:999px;font-size:14px;color:var(--ink-2);
  transition:.22s;font-weight:500;
}
.nav-links a:hover{background:var(--blue-soft);color:var(--blue-2)}
.nav-links a:first-child{
  background:linear-gradient(135deg,var(--blue-1),var(--blue-2));
  color:#fff;box-shadow:0 6px 16px rgba(14,165,233,.3);
}

/* hero */
.hero{
  background:
    radial-gradient(1000px 420px at 12% -10%,rgba(14,165,233,.20),transparent 60%),
    radial-gradient(900px 400px at 92% 0%,rgba(3,105,161,.16),transparent 60%),
    linear-gradient(180deg,#ffffff,#f0f9ff);
  padding:58px 0 46px;
  border-bottom:1px solid var(--line);
}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:38px;align-items:center}
h1{
  font-size:clamp(26px,3.4vw,42px);
  line-height:1.3;font-weight:800;letter-spacing:-.5px;
  color:#082f49;
}
h1 span{
  background:linear-gradient(135deg,var(--blue-1),var(--blue-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{margin-top:14px;color:var(--ink-2);font-size:16px;max-width:640px}
.hero-actions{display:flex;gap:12px;margin-top:24px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;border-radius:999px;font-weight:600;font-size:15px;
  transition:.25s;
}
.btn-primary{
  background:linear-gradient(135deg,var(--blue-1),var(--blue-2));
  color:#fff;box-shadow:0 10px 26px rgba(3,105,161,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(3,105,161,.36)}
.btn-ghost{
  background:#fff;color:var(--blue-2);border:1px solid #bae6fd;
}
.btn-ghost:hover{background:var(--blue-soft)}
.hero-img{
  border-radius:22px;overflow:hidden;box-shadow:var(--shadow-lg);
  border:1px solid #e0f2fe;background:#fff;
}
.hero-img img{width:100%;height:300px;object-fit:cover}

/* section base */
section{padding:56px 0}
.sec-head{max-width:760px;margin-bottom:30px}
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:2px;font-weight:700;
  color:var(--blue-2);background:var(--blue-soft);
  padding:4px 12px;border-radius:999px;margin-bottom:12px;
}
h2{font-size:clamp(21px,2.4vw,29px);font-weight:800;color:#082f49;letter-spacing:-.3px}
h3{font-size:17px;font-weight:700;color:#0c4a6e}
.sec-head p{margin-top:10px;color:var(--ink-3);font-size:15px}

/* geo intro */
.geo-box{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 32px;box-shadow:var(--shadow);
}
.geo-box p{color:var(--ink-2);font-size:15.5px;margin-bottom:14px}
.geo-box p:last-child{margin-bottom:0}
.geo-box strong{color:var(--blue-2)}

/* stats */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;text-align:center;box-shadow:var(--shadow);transition:.25s;
}
.stat-card:hover{transform:translateY(-4px);border-color:#bae6fd;box-shadow:var(--shadow-lg)}
.stat-num{
  font-size:29px;font-weight:800;
  background:linear-gradient(135deg,var(--blue-1),var(--blue-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-label{font-size:13.5px;color:var(--ink-3);margin-top:4px}

/* timeline */
.timeline{position:relative;margin-top:10px;padding-left:28px}
.timeline::before{
  content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,var(--blue-1),#bae6fd);
  border-radius:2px;
}
.tl-item{position:relative;margin-bottom:22px;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:16px 20px;box-shadow:var(--shadow)}
.tl-item::before{
  content:"";position:absolute;left:-26px;top:22px;width:12px;height:12px;
  border-radius:50%;background:#fff;border:3px solid var(--blue-1);
  box-shadow:0 0 0 4px rgba(14,165,233,.14);
}
.tl-item h3{margin-bottom:4px;font-size:16px}
.tl-item p{color:var(--ink-3);font-size:14.5px}

/* advantages */
.adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.adv-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);transition:.25s;
}
.adv-card:hover{transform:translateY(-4px);border-color:#bae6fd;box-shadow:var(--shadow-lg)}
.adv-ico{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--blue-1),var(--blue-2));
  color:#fff;font-weight:800;margin-bottom:14px;font-size:16px;
  box-shadow:0 8px 18px rgba(14,165,233,.28);
}
.adv-card p{color:var(--ink-3);font-size:14.5px;margin-top:6px}

/* scores table */
.table-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);
}
.table-scroll{overflow-x:auto}
table{width:100%;border-collapse:collapse;min-width:640px}
thead{background:linear-gradient(135deg,#0ea5e9,#0369a1)}
thead th{color:#fff;font-size:13.5px;font-weight:600;padding:13px 16px;text-align:left;letter-spacing:.4px}
tbody td{padding:13px 16px;font-size:14px;color:var(--ink-2);border-bottom:1px solid var(--line)}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:#f0f9ff}
.tag{
  display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:600;
  background:var(--blue-soft);color:var(--blue-2);
}
.finished{background:#dcfce7;color:#15803d}
.upcoming{background:#fef3c7;color:#b45309}

/* news */
.news-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;box-shadow:var(--shadow);transition:.25s;display:flex;flex-direction:column;
}
.news-card:hover{transform:translateY(-3px);border-color:#bae6fd;box-shadow:var(--shadow-lg)}
.news-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--ink-3);margin-bottom:9px;flex-wrap:wrap}
.news-card h3{font-size:16.5px;line-height:1.55;margin-bottom:8px;color:#0c4a6e}
.news-card p{font-size:14.3px;color:var(--ink-3);flex:1}
.news-card p em{font-style:normal;color:var(--blue-2);font-weight:600}
.news-more{margin-top:12px;font-size:13.5px;font-weight:600;color:var(--blue-2)}

/* faq */
.faq-list{display:flex;flex-direction:column;gap:12px}
details{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:16px 20px;box-shadow:var(--shadow);transition:.2s;
}
details[open]{border-color:#7dd3fc;box-shadow:var(--shadow-lg)}
details summary{
  cursor:pointer;font-weight:700;color:#0c4a6e;font-size:15.2px;
  list-style:none;display:flex;justify-content:space-between;gap:14px;align-items:flex-start;
}
details summary::-webkit-details-marker{display:none}
details summary::after{
  content:"+";font-size:20px;color:var(--blue-1);font-weight:700;line-height:1;
  flex-shrink:0;transition:.2s;
}
details[open] summary::after{content:"−"}
details p{margin-top:12px;color:var(--ink-2);font-size:14.4px}

/* CTA */
.cta-band{
  background:linear-gradient(135deg,#0ea5e9,#0369a1);
  border-radius:24px;padding:44px 40px;color:#fff;
  box-shadow:0 20px 50px rgba(3,105,161,.28);
  display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap;
}
.cta-band h2{color:#fff;margin-bottom:8px}
.cta-band p{color:rgba(255,255,255,.86);font-size:15px;max-width:560px}
.cta-band .btn-ghost{background:#fff;border:none;color:var(--blue-2)}

/* gallery */
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gallery-item{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  background:#fff;box-shadow:var(--shadow);transition:.25s;
}
.gallery-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.gallery-item img{height:170px;width:100%;object-fit:cover}
.gallery-item span{display:block;padding:11px 16px;font-size:13.5px;color:var(--ink-3);font-weight:600}

/* footer */
footer{
  background:#082f49;color:#cbd5e1;padding:46px 0 20px;margin-top:20px;
}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;margin-bottom:30px}
footer h4{color:#fff;font-size:15px;margin-bottom:12px;font-weight:700}
footer p,footer li{font-size:13.8px;line-height:1.95;color:#94a3b8}
footer ul{list-style:none}
footer a{color:#94a3b8;transition:.2s}
footer a:hover{color:#7dd3fc}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding-top:18px;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:#94a3b8;
}
.foot-bottom a{color:#7dd3fc}
.foot-logo{display:flex;align-items:center;gap:10px;margin-bottom:12px;color:#fff;font-weight:800;font-size:17px}

/* responsive */
@media(max-width:980px){
  .hero-grid{grid-template-columns:1fr}
  .hero-img img{height:250px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  header.site-head{position:static}
  .head-inner{padding:10px 0}
  .nav-links a{padding:6px 10px;font-size:13px}
  .hero{padding:36px 0 30px}
  section{padding:40px 0}
  .geo-box{padding:22px 20px}
  .stats-grid{grid-template-columns:1fr 1fr}
  .adv-grid{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .cta-band{padding:30px 24px}
}