:root{
  --main: rgb(216, 232, 242);
  --main-dark:#184466;
  --deep:#0f2f4a;
  --text:#1a2633;
  --muted:#667381;
  --line:#dbe9f2;
  --pale:#f5fbff;
  --gray:#f5f7f9;
  --white:#ffffff;
  --shadow:0 14px 36px rgba(15,47,74,.08);
  --radius:20px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;background:var(--white);color:var(--text);line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 32px));margin:0 auto}
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;box-shadow:0 4px 18px rgba(15,47,74,.04)}
.mobile-header{height:64px;display:grid;grid-template-columns:48px 1fr auto;align-items:center;gap:10px;padding:0 16px;background:#fff}
.desktop-header{display:none;height:78px;align-items:center;gap:22px}
.logo-link{display:inline-flex;align-items:center;justify-content:center;min-width:102px}
.logo-link img{height:38px;width:auto;object-fit:contain}
.mobile-logo{justify-self:center}.mobile-logo img{height:34px}
.menu-button{width:44px;height:44px;border:0;background:#fff;border-radius:12px;display:flex;flex-direction:column;justify-content:center;gap:5px;padding:0 10px;cursor:pointer}
.menu-button span{height:2px;background:var(--deep);border-radius:10px;width:22px;display:block}
.mobile-nav{display:none;background:#fff;border-top:1px solid var(--line);padding:10px 16px 18px;grid-template-columns:repeat(2,1fr);gap:8px}
.mobile-nav.open{display:grid}.mobile-nav a{padding:10px 12px;border-radius:12px;background:var(--pale);font-size:14px;color:var(--deep)}
.mobile-nav a.active{background:var(--main);font-weight:700}.desktop-nav{display:flex;align-items:center;gap:6px;flex:1;justify-content:center}.desktop-nav a{padding:10px 13px;border-radius:999px;font-size:14px;color:#21384b;white-space:nowrap}.desktop-nav a:hover,.desktop-nav a.active{background:var(--main);color:var(--deep);font-weight:700}.search-icon{width:34px;height:34px;border:1px solid var(--line);border-radius:50%;position:relative;display:none}.search-icon:before{content:"";position:absolute;width:11px;height:11px;border:2px solid var(--deep);border-radius:50%;left:8px;top:7px}.search-icon:after{content:"";position:absolute;width:8px;height:2px;background:var(--deep);transform:rotate(45deg);right:7px;bottom:9px}.top-action,.main-btn{display:inline-flex;align-items:center;justify-content:center;border:0;background:var(--main);color:var(--deep);font-weight:800;border-radius:999px;min-height:42px;padding:0 20px;box-shadow:0 8px 20px rgba(24,68,102,.12);transition:.2s}.top-action:hover,.main-btn:hover{background:#184466;color:#fff;transform:translateY(-1px)}.top-action{min-width:74px;font-size:14px}.section{padding:58px 0}.section.alt{background:linear-gradient(180deg,var(--pale),#fff)}.section-title{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px}.section-title h2{margin:0;font-size:28px;line-height:1.25;color:var(--deep)}.section-title p{margin:0;color:var(--muted);max-width:620px}.sports-hero,.banner-section{background:linear-gradient(135deg,#f7fcff 0%,#fff 56%,var(--main) 100%);padding:54px 0 42px;overflow:hidden}.hero-grid{display:grid;gap:28px}.hero-copy h1{font-size:34px;line-height:1.2;margin:14px 0;color:var(--deep)}.hero-copy p{font-size:16px;color:#4f6170;margin:0 0 22px}.badge,.category-badge{display:inline-flex;align-items:center;border-radius:999px;background:var(--main);color:var(--deep);font-size:13px;font-weight:800;padding:7px 13px}.tag-row{display:flex;flex-wrap:wrap;gap:9px;margin:18px 0}.tag-row span{border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 12px;color:#3b566d;font-size:13px}.hero-media{position:relative}.hero-media img{border-radius:24px;box-shadow:var(--shadow);width:100%;height:280px;object-fit:cover}.hero-data-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}.hero-data-cards .data-mini{background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;text-align:center;box-shadow:0 8px 22px rgba(15,47,74,.05)}.data-mini strong{display:block;color:var(--deep);font-size:20px}.data-mini span{font-size:12px;color:var(--muted)}.category-grid{display:grid;gap:16px}.sports-card,.service-card,.info-card,.faq-item,.score-card,.data-panel,.security-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 10px 28px rgba(15,47,74,.05)}.sports-card h3,.service-card h3,.info-card h3,.security-card h3{margin:0 0 10px;color:var(--deep)}.sports-card p,.service-card p,.info-card p,.security-card p{margin:0 0 14px;color:var(--muted)}.card-link{color:var(--main-dark);font-weight:800}.service-card .label{display:inline-block;background:var(--main);color:var(--deep);font-size:12px;border-radius:999px;padding:5px 10px;margin-bottom:12px;font-weight:800}.split{display:grid;gap:26px;align-items:center}.split img{border-radius:24px;box-shadow:var(--shadow);width:100%;height:auto}.feature-list{display:grid;gap:12px;margin-top:18px}.feature-list div,.checklist li{background:#fff;border:1px solid var(--line);border-radius:15px;padding:12px 14px;color:#395166}.score-panel{background:#fff;border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:var(--shadow)}.score-panel h3{margin:0 0 16px;color:var(--deep)}.score-list{display:grid;gap:12px}.score-card{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;padding:15px}.score-card .status{font-size:12px;background:var(--main);color:var(--deep);border-radius:999px;padding:5px 9px;font-weight:800}.score-card strong{color:var(--deep)}.data-list{display:grid;gap:10px;margin-top:16px}.data-list span{display:flex;justify-content:space-between;border-bottom:1px dashed var(--line);padding-bottom:8px;color:#395166}.app-showcase{background:linear-gradient(135deg,var(--main),#fff);border-radius:30px;padding:28px;border:1px solid var(--line)}.security-section{background:var(--gray)}.security-grid{display:grid;gap:16px}.responsible-play-section{background:linear-gradient(135deg,#eaf6fd,#f8fcff);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.responsible-grid{display:grid;gap:14px}.responsible-grid .info-card{box-shadow:none}.faq-list{display:grid;gap:14px}.faq-item h3{margin:0 0 8px;color:var(--deep);font-size:18px}.faq-item p{margin:0;color:var(--muted)}.cta{background:var(--deep);color:#fff;text-align:center;padding:54px 0}.cta h2{margin:0 0 12px;font-size:30px}.cta p{margin:0 auto 22px;max-width:760px;color:#d9edf8}.page-hero{padding:48px 0;background:linear-gradient(135deg,var(--pale),#fff 60%,var(--main));border-bottom:1px solid var(--line)}.page-hero h1{margin:14px 0 12px;color:var(--deep);font-size:34px;line-height:1.25}.page-hero p{margin:0;max-width:820px;color:#536879}.content-section{padding:46px 0}.content-grid{display:grid;gap:18px}.checklist{margin:16px 0 0;padding:0;list-style:none;display:grid;gap:10px}.checklist li:before{content:"✓";font-weight:900;color:var(--main-dark);margin-right:8px}.site-footer{background:#0f2f4a;color:#d8e9f5;padding:48px 0 24px}.footer-grid{display:grid;gap:28px}.footer-brand p{margin:18px 0 0;max-width:430px;color:#c9dfef}.footer-logo{height:42px;width:auto;object-fit:contain}.logo-white{filter:brightness(0) invert(1);opacity:1}.footer-col{display:grid;gap:9px}.footer-col h3{margin:0 0 8px;color:#fff}.footer-col a{color:#d8e9f5;font-size:14px}.footer-bottom{border-top:1px solid rgba(255,255,255,.16);margin-top:28px;padding-top:18px;font-size:13px;color:#c2d7e8}.footer-bottom p{margin:0}.footer-brand strong,.footer-brand h2,.footer-brand h3{display:none}.no-footer-brand-text{font-size:0;color:transparent}.dark-section{background:var(--deep);color:#fff}.dark-section p,.dark-section li{color:#d8e9f5}.dark-section .logo-white{filter:brightness(0) invert(1)}
@media (min-width:640px){.category-grid{grid-template-columns:repeat(2,1fr)}.security-grid,.responsible-grid{grid-template-columns:repeat(2,1fr)}.content-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:900px){.mobile-header,.mobile-nav{display:none}.desktop-header{display:flex}.search-icon{display:inline-block}.sports-hero,.banner-section{padding:76px 0 62px}.hero-grid{grid-template-columns:1.05fr .95fr;align-items:center}.hero-copy h1{font-size:48px}.hero-media img{height:390px}.category-grid{grid-template-columns:repeat(3,1fr)}.split{grid-template-columns:1fr 1fr}.split.reverse .split-media{order:2}.service-grid{grid-template-columns:repeat(3,1fr)}.footer-grid{grid-template-columns:1.4fr .75fr .75fr .75fr}.content-grid{grid-template-columns:repeat(3,1fr)}.page-hero h1{font-size:44px}.section{padding:74px 0}}
@media (max-width:420px){.hero-data-cards{grid-template-columns:1fr}.top-action{padding:0 14px;min-width:64px}.section-title{display:block}.section-title h2{margin-bottom:8px}.page-hero h1,.hero-copy h1{font-size:29px}}