:root{
  --primary:#168be6;
  --primary-2:#58c6ff;
  --primary-dark:#0d62aa;
  --bg:#eaf7ff;
  --card:rgba(255,255,255,.9);
  --text:#15324a;
  --muted:#6d879b;
  --line:rgba(43,143,229,.15);
  --shadow:0 16px 36px rgba(18,102,170,.13);
  --radius:24px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  min-height:100vh;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at 18% 0%,rgba(255,255,255,.95),transparent 34%),
    linear-gradient(180deg,#a9dbf6 0%,#d9effc 38%,#f7fbff 78%,#fff 100%);
  -webkit-font-smoothing:antialiased;
  padding-bottom:44px;
}
a{color:inherit}
img,video{max-width:100%}
.wrap{max-width:960px;margin:0 auto;padding:0 18px 34px}
.top-brand{
  position:sticky;top:0;z-index:50;width:100vw;margin-left:calc(50% - 50vw);
  padding:12px 0;background:rgba(224,246,255,.72);
  backdrop-filter:blur(18px) saturate(160%);-webkit-backdrop-filter:blur(18px) saturate(160%);
  border-bottom:1px solid rgba(255,255,255,.72);box-shadow:0 6px 20px rgba(54,128,184,.06)
}
.top-brand-inner{display:flex;align-items:center;justify-content:center;gap:14px;min-height:76px;padding:0 14px}
.top-logo{width:176px;height:78px;border-radius:22px;display:flex;align-items:center;justify-content:center;background:#fff;overflow:hidden;box-shadow:0 10px 24px rgba(31,119,190,.14);font-size:34px;font-weight:900;color:var(--primary)}
.top-logo img{width:100%;height:100%;object-fit:contain;display:block}
.top-name{display:flex;flex-direction:column;gap:4px;min-width:0}
.top-name b{display:block;font-size:28px;line-height:1;font-weight:900;color:var(--primary);letter-spacing:1px;white-space:nowrap}
.top-name small{display:block;font-size:13px;color:#438bc3;letter-spacing:.3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:260px}.top-name:empty{display:none}
.slogan{text-align:center;margin:26px 0 22px;color:var(--primary);font-weight:900;font-size:25px;letter-spacing:3px;text-shadow:0 1px 0 rgba(255,255,255,.7)}
.hero{position:relative;overflow:hidden;margin-bottom:22px;border-radius:var(--radius);aspect-ratio:16/7.2;background:linear-gradient(135deg,#d9f0ff,#fff);box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.75)}
.hero .slide{position:absolute;inset:0;opacity:0;transition:opacity .55s ease;will-change:opacity}.hero .slide.on{opacity:1}.hero img{width:100%;height:100%;object-fit:cover;display:block}.hero-placeholder{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--primary);text-align:center}.hero-placeholder b{font-size:28px}.hero-placeholder span{font-size:14px;color:var(--muted)}
.hero-dots{position:absolute;z-index:4;left:50%;bottom:14px;transform:translateX(-50%);display:flex;gap:7px}.hero-dots i{width:8px;height:8px;border-radius:999px;background:rgba(255,255,255,.65);box-shadow:0 1px 4px rgba(0,0,0,.12);transition:.2s}.hero-dots i.on{width:24px;background:#fff}
.notice-bar{display:flex;align-items:center;gap:10px;margin:0 0 22px;padding:12px 14px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.75);box-shadow:0 8px 22px rgba(30,100,170,.06);overflow:hidden}.notice-tag{flex:0 0 auto;padding:6px 12px;border-radius:999px;background:linear-gradient(135deg,var(--primary-2),var(--primary));color:#fff;font-size:13px;font-weight:800}.notice-marquee{flex:1;min-width:0;overflow:hidden;white-space:nowrap}.notice-marquee>span{display:inline-block;min-width:100%;padding-left:100%;color:var(--primary-dark);font-size:14px;animation:notice linear infinite}@keyframes notice{to{transform:translateX(-100%)}}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:0 0 34px}.card{position:relative;overflow:hidden;border-radius:26px;background:var(--card);border:1px solid rgba(255,255,255,.78);box-shadow:var(--shadow);padding:18px;transition:transform .22s ease,box-shadow .22s ease}.card:before{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:linear-gradient(90deg,var(--brand-color,var(--primary)),rgba(88,198,255,.15));opacity:.95}.card:hover{transform:translateY(-3px);box-shadow:0 22px 44px rgba(18,102,170,.18)}.card-top{display:grid;grid-template-columns:160px 1fr;gap:16px;align-items:center}.card-logo-col{display:flex;flex-direction:column;align-items:center;gap:10px;min-width:0}.card-logo{width:154px;height:154px;border-radius:30px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:linear-gradient(135deg,var(--brand-color,var(--primary)),#0c5c9b);color:#fff;font-size:40px;font-weight:900;box-shadow:inset 0 0 0 1px rgba(255,255,255,.26),0 8px 18px rgba(30,100,170,.10)}.card-logo img{width:100%;height:100%;object-fit:contain;display:block}.card-name{min-height:24px;text-align:center;font-size:21px;font-weight:900;color:var(--brand-color,var(--primary));letter-spacing:1px}.card-name:empty{display:none}.card-btns{display:flex;flex-direction:column;gap:10px;align-items:stretch}.btn{position:relative;display:flex;align-items:center;justify-content:center;min-height:44px;width:100%;padding:11px 14px;border-radius:16px;text-decoration:none;color:#fff;background:linear-gradient(135deg,var(--primary-2),var(--primary));box-shadow:0 10px 18px rgba(43,143,229,.24);font-size:15px;font-weight:900;letter-spacing:.5px;transition:transform .16s ease,filter .16s ease}.btn:hover{transform:translateY(-2px);filter:brightness(1.04)}.btn:active{transform:translateY(1px)}
.sponsor-box{margin-top:16px;padding:18px 12px 13px;border-radius:18px;border:1px solid var(--line);background:rgba(237,248,255,.8);position:relative}.sponsor-label{position:absolute;top:-10px;left:50%;transform:translateX(-50%);padding:0 10px;background:#edf8ff;color:#5c9fcf;font-size:12px}.sponsor-row{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:9px}.sp{width:42px;height:42px;border-radius:50%;overflow:hidden;background:#fff;box-shadow:0 4px 10px rgba(0,0,0,.08);display:inline-flex;align-items:center;justify-content:center}.sp img{width:100%;height:100%;object-fit:cover;display:block}.video-section{margin-top:12px;text-align:center}.video-title{font-size:23px;color:var(--primary);font-weight:900;letter-spacing:2px;margin-bottom:8px}.video-desc{font-size:14px;color:var(--muted);margin-bottom:15px}.video-frame{position:relative;overflow:hidden;border-radius:26px;background:#07111b;aspect-ratio:16/9;box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.7)}.video-frame video,.video-frame img{width:100%;height:100%;object-fit:cover;display:block}.video-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:74px;height:74px;border-radius:50%;background:rgba(255,255,255,.92);box-shadow:0 10px 24px rgba(0,0,0,.18)}.video-play:before{content:"";position:absolute;left:31px;top:23px;border-left:23px solid var(--primary);border-top:14px solid transparent;border-bottom:14px solid transparent}footer{text-align:center;margin-top:34px;color:#7da9c9;font-size:12px}.empty{display:none!important}
@media (max-width:760px){.wrap{padding:0 12px 28px}.top-brand{padding:8px 0}.top-brand-inner{min-height:60px;gap:10px}.top-logo{width:136px;height:60px;border-radius:18px}.top-name b{font-size:21px}.top-name small{font-size:12px;max-width:170px}.slogan{font-size:18px;letter-spacing:1.5px;margin:19px 0 17px}.hero{border-radius:20px;aspect-ratio:16/7.8;margin-bottom:18px}.notice-bar{border-radius:16px;padding:10px 12px;margin-bottom:17px}.notice-tag{font-size:12px;padding:5px 10px}.grid{grid-template-columns:1fr;gap:14px}.card{border-radius:22px;padding:14px}.card-top{grid-template-columns:118px 1fr;gap:12px;align-items:start}.card-logo{width:112px;height:112px;border-radius:24px}.card-name{font-size:18px;letter-spacing:.5px}.card-btns{gap:8px}.btn{min-height:40px;border-radius:14px;font-size:14px;padding:9px 11px}.sponsor-box{margin-top:13px;padding:16px 10px 11px}.sp{width:38px;height:38px}.video-title{font-size:18px}.video-frame{border-radius:20px}footer{margin-top:28px}}
@media (max-width:380px){.card-top{grid-template-columns:104px 1fr}.card-logo{width:100px;height:100px}.btn{font-size:13px}.top-logo{width:126px;height:56px}.top-name b{font-size:19px}.slogan{font-size:17px}}