:root{
  --bg:#f6f7fb;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#475569;
  --line:#e5e7eb;
  --brand:#2563eb;
  --brand2:#0ea5e9;
  --shadow: 0 10px 30px rgba(2,6,23,.08);
  --radius: 18px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"PingFang SC","Noto Sans CJK SC","Microsoft YaHei";
  background: radial-gradient(1200px 500px at 20% 0%, rgba(37,99,235,.10), transparent 55%),
              radial-gradient(1200px 500px at 85% 10%, rgba(14,165,233,.10), transparent 55%),
              var(--bg);
  color:var(--text);
}
a{color:inherit}
.container{max-width:1080px;margin:0 auto;padding:26px 18px 96px}
.nav{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 14px;background:rgba(255,255,255,.7);border:1px solid var(--line);
  border-radius: 999px; backdrop-filter: blur(10px);
}
.brand{
  display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.3px
}
.logo{
  width:34px;height:34px;border-radius:12px;
  background: linear-gradient(135deg, var(--brand), var(--brand2));
  box-shadow: 0 10px 25px rgba(37,99,235,.25);
}
.pills{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.pill{
  font-size:12px;color:var(--muted);
  border:1px solid var(--line); background:rgba(255,255,255,.85);
  padding:6px 10px;border-radius:999px;
}
.hero{
  margin-top:16px;
  border:1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.65));
  box-shadow: var(--shadow);
  overflow:hidden;
}
.hero-in{
  padding:26px 20px 18px;
  display:grid;grid-template-columns: 1.35fr .65fr;gap:16px;align-items:center;
}
.h1{font-size:34px;line-height:1.18;margin:0 0 10px;font-weight:900}
.sub{margin:0;color:var(--muted);line-height:1.75;font-size:15px}
.ctas{margin-top:14px;display:flex;gap:10px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 14px;border-radius:14px;border:1px solid var(--line);
  background: #fff; text-decoration:none; font-weight:800;
}
.btn.primary{
  background: linear-gradient(135deg, var(--brand), var(--brand2));
  color:#fff;border-color:transparent;
}
.btn.ghost{
  background: rgba(255,255,255,.75);
}
.hero-card{
  border-left:1px solid var(--line);
  padding:18px 18px 18px 16px;
}
.kpi{display:grid;gap:10px}
.kpi .item{
  background: rgba(255,255,255,.85);
  border:1px solid var(--line);
  border-radius:16px;padding:12px 12px;
}
.kpi .item b{display:block;font-size:14px}
.kpi .item span{display:block;margin-top:4px;color:var(--muted);font-size:12px;line-height:1.6}
.section{margin-top:18px}
.section h2{margin:0 0 10px;font-size:18px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.card{
  background: var(--card);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:16px;
  box-shadow: 0 10px 24px rgba(2,6,23,.04);
}
.card b{display:block;margin-bottom:6px}
.card p{margin:0;color:var(--muted);line-height:1.75;font-size:14px}
.list{margin:0;padding-left:18px;color:var(--muted);line-height:1.9}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 10px;border-radius:999px;
  border:1px solid var(--line); background:#fff; color:var(--muted); font-size:13px;
}
.row{display:flex;gap:10px;flex-wrap:wrap}
.muted{color:var(--muted)}
.footer{
  margin-top:18px;
  padding:14px 14px;
  color:var(--muted);
  font-size:12px;
}
.bottom-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:9999;
  background: rgba(255,255,255,.92); backdrop-filter: blur(12px);
  border-top:1px solid var(--line);
}
.bottom-in{max-width:1080px;margin:0 auto;display:flex;gap:10px;padding:10px 18px}
.bottom-in a,.bottom-in button{
  flex:1;border:none;cursor:pointer;
  padding:12px 10px;border-radius:14px;font-weight:900;
}
.b1{background: linear-gradient(135deg, var(--brand), var(--brand2)); color:#fff}
.b2{background:#fff;border:1px solid var(--line)}
.b3{background:#fff;border:1px solid var(--line)}
.wx-modal{display:none;position:fixed;inset:0;background:rgba(2,6,23,.55);z-index:10000}
.wx-card{
  width:320px;max-width:92vw;
  background:#fff;border-radius:20px;padding:14px 14px 16px;
  margin:16vh auto; text-align:center; box-shadow: var(--shadow);
}
.wx-card img{width:260px;height:260px;object-fit:contain;border:1px solid var(--line);border-radius:16px}
.wx-card .t{font-weight:900;margin:4px 0 10px}
.wx-card .s{color:var(--muted);font-size:12px;line-height:1.6;margin-top:10px}
.small{font-size:12px}
@media (max-width:900px){
  .hero-in{grid-template-columns:1fr; }
  .hero-card{border-left:none;border-top:1px solid var(--line)}
  .grid3{grid-template-columns:1fr}
  .h1{font-size:30px}
}


/* gallery */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.gitem{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff;box-shadow:0 10px 24px rgba(2,6,23,.04)}
.gitem img{width:100%;height:220px;object-fit:cover;display:block}
.gcap{padding:10px 12px;color:var(--muted);font-size:13px;line-height:1.6}
.video-wrap{border:1px solid var(--line);border-radius:18px;background:#fff;overflow:hidden;box-shadow:0 10px 24px rgba(2,6,23,.04)}
.video-wrap video{width:100%;height:auto;display:block}
@media (max-width:900px){
  .gallery{grid-template-columns:1fr}
  .gitem img{height:230px}
}