:root{
    --primary: rgb(176, 219, 245);
    --primary-strong:#2c7fb8;
    --deep:#0b2d4d;
    --blue:#22699b;
    --light:#eef8ff;
    --soft:#f7fbfe;
    --gray:#667382;
    --line:#d9edf9;
    --dark:#101820;
    --white:#fff;
    --shadow:0 16px 45px rgba(26, 84, 125, .10);
    --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:linear-gradient(180deg,#fff 0%,#f4fbff 44%,#fff 100%);
    color:var(--dark);
    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 #e8f3fa;
    position:sticky;
    top:0;
    z-index:30;
    box-shadow:0 8px 28px rgba(17,73,108,.05);
}
.mobile-header{
    height:64px;
    display:grid;
    grid-template-columns:52px 1fr 84px;
    align-items:center;
    padding:0 14px;
}
.menu-button{
    width:42px;height:42px;border:1px solid var(--line);border-radius:14px;background:#fff;
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.menu-button span{width:20px;height:2px;background:var(--deep);border-radius:3px}
.mobile-logo{justify-self:center}
.mobile-logo img{height:36px;max-width:130px;object-fit:contain}
.top-action,.main-btn{
    display:inline-flex;align-items:center;justify-content:center;
    min-height:42px;padding:0 18px;border-radius:999px;background:var(--primary);
    color:#07304d;font-weight:800;border:1px solid rgba(25,91,135,.12);
    box-shadow:0 10px 22px rgba(64,150,199,.17);
    transition:.2s ease;
}
.top-action:hover,.main-btn:hover{background:var(--primary-strong);color:#fff;transform:translateY(-1px)}
.mobile-nav{
    display:none;
    grid-template-columns:1fr 1fr;
    gap:10px;
    padding:10px 16px 18px;
    background:#fff;
    border-top:1px solid var(--line);
}
.mobile-nav.open{display:grid}
.mobile-nav a{
    padding:11px 12px;border-radius:14px;background:var(--soft);color:var(--deep);font-weight:700;font-size:14px;
}
.mobile-nav a.active{background:var(--primary)}
.desktop-header{display:none;height:78px;align-items:center;gap:26px}
.desktop-logo img{height:46px;max-width:160px;object-fit:contain}
.desktop-nav{display:flex;align-items:center;gap:8px;flex:1;justify-content:center}
.desktop-nav a{
    padding:10px 13px;border-radius:999px;color:#23394c;font-weight:700;font-size:15px;
}
.desktop-nav a:hover,.desktop-nav a.active{background:var(--primary);color:#062b45}
.search-icon{width:38px;height:38px;border-radius:50%;border:1px solid var(--line);position:relative;background:#fff}
.search-icon:before{content:"";position:absolute;width:12px;height:12px;border:2px solid var(--deep);border-radius:50%;left:10px;top:9px}
.search-icon:after{content:"";position:absolute;width:9px;height:2px;background:var(--deep);transform:rotate(45deg);left:22px;top:24px;border-radius:2px}
.section{padding:64px 0}
.section-head{max-width:760px;margin:0 auto 30px;text-align:center}
.badge,.page-badge{
    display:inline-flex;align-items:center;gap:6px;background:#e8f6ff;color:#0b6396;
    padding:7px 13px;border-radius:999px;font-size:13px;font-weight:800;margin-bottom:12px;
}
h1,h2,h3{line-height:1.25;color:var(--deep);margin:0 0 14px}
h1{font-size:clamp(32px,7vw,58px);letter-spacing:-.03em}
h2{font-size:clamp(25px,4vw,38px)}
h3{font-size:20px}
p{margin:0 0 14px;color:#425466}
.sports-hero{
    position:relative;
    padding:54px 0 46px;
    overflow:hidden;
    background:
      radial-gradient(circle at 80% 20%, rgba(176,219,245,.7), transparent 32%),
      linear-gradient(180deg,#f7fcff,#fff);
}
.hero-grid{display:grid;gap:30px;align-items:center}
.hero-copy .tags{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}
.hero-copy .tags span{
    background:#fff;border:1px solid var(--line);padding:8px 12px;border-radius:999px;color:var(--deep);font-weight:700;
}
.hero-actions{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-top:22px}
.sub-link{font-weight:800;color:var(--blue)}
.banner-section{
    position:relative;border-radius:28px;overflow:hidden;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);
}
.banner-section img{width:100%;height:260px;object-fit:cover}
.hero-data-cards{
    display:grid;gap:12px;padding:16px;background:rgba(255,255,255,.92);
}
.hero-data-cards .data-mini{
    border:1px solid var(--line);border-radius:18px;padding:14px;background:linear-gradient(180deg,#fff,#f5fbff);
}
.data-mini strong{display:block;color:var(--deep);font-size:22px}
.data-mini span{color:var(--gray);font-size:13px}
.category-grid,.service-grid,.info-grid,.score-grid,.faq-grid{
    display:grid;gap:18px;
}
.category-grid{grid-template-columns:1fr}
.sports-card,.service-card,.info-card,.faq-item,.score-card,.step-card{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 12px 28px rgba(21,82,120,.06);
}
.sports-card a,.text-link{display:inline-flex;margin-top:8px;color:var(--blue);font-weight:800}
.service-card .mini-label{display:inline-block;background:var(--primary);border-radius:999px;padding:5px 10px;color:#07304d;font-size:12px;font-weight:800;margin-bottom:10px}
.split{display:grid;gap:28px;align-items:center}
.split-image{border-radius:28px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);background:#fff}
.split-image img{width:100%;height:100%;object-fit:cover}
.feature-list{display:grid;gap:12px;margin-top:18px}
.feature-list li,.checklist li{list-style:none;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px 14px;color:#33485c}
.feature-list,.checklist{padding:0;margin:0}
.score-panel,.data-panel{
    background:#fff;border:1px solid var(--line);border-radius:28px;padding:24px;box-shadow:var(--shadow);
}
.score-card{box-shadow:none}
.status{display:inline-flex;border-radius:999px;background:#e8f6ff;color:#0d679b;padding:5px 10px;font-size:12px;font-weight:800}
.score-line{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-top:12px;font-weight:900;color:var(--deep);font-size:20px}
.data-list{display:grid;gap:10px;margin-top:15px}
.data-list div{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px dashed #d8ebf6;color:#41576a}
.app-showcase{
    background:linear-gradient(180deg,#eef8ff 0%,#fff 100%);
}
.app-card{
    border-radius:30px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow);padding:22px;
}
.security-section{background:#fff}
.responsible-play-section{
    background:linear-gradient(180deg,#eaf7ff,#f9fdff);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
}
.responsible-box{
    background:#fff;border:1px solid var(--line);border-radius:28px;padding:26px;box-shadow:var(--shadow);
}
.cta{
    padding:56px 0;background:linear-gradient(135deg,#e9f7ff,#ffffff);
}
.cta-box{
    background:var(--deep);border-radius:30px;padding:34px;color:#fff;text-align:center;box-shadow:var(--shadow);
}
.cta-box h2,.cta-box p{color:#fff}
.page-hero{
    padding:58px 0 36px;background:linear-gradient(180deg,#f0f9ff,#fff);
    border-bottom:1px solid var(--line);
}
.page-hero p{max-width:760px}
.content-section{padding:46px 0}
.content-grid{display:grid;gap:20px}
.article-block{
    background:#fff;border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:0 12px 28px rgba(21,82,120,.05);
}
.timeline{display:grid;gap:14px;margin-top:15px}
.timeline div{padding:14px;border-left:4px solid var(--primary);background:#f8fcff;border-radius:14px}
.site-footer{
    background:#082a45;color:#dcecf7;padding:48px 0 24px;
}
.footer-grid{display:grid;gap:28px}
.footer-logo{height:42px;margin-bottom:16px}
.site-footer p,.site-footer a{color:#dcecf7}
.site-footer a{display:block;margin:8px 0}
.site-footer h3{color:#fff;font-size:17px}
.footer-note{font-size:13px;opacity:.9}
.footer-bottom{
    border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:18px;
    display:flex;flex-direction:column;gap:8px;color:#c8deeb;font-size:13px;
}
@media (min-width:680px){
    .category-grid{grid-template-columns:repeat(2,1fr)}
    .service-grid,.info-grid,.score-grid,.faq-grid{grid-template-columns:repeat(2,1fr)}
    .hero-data-cards{grid-template-columns:repeat(3,1fr)}
}
@media (min-width:980px){
    .mobile-header,.mobile-nav{display:none!important}
    .desktop-header{display:flex}
    .sports-hero{padding:86px 0 74px}
    .hero-grid{grid-template-columns:1.05fr .95fr}
    .banner-section img{height:380px}
    .category-grid{grid-template-columns:repeat(3,1fr)}
    .service-grid{grid-template-columns:repeat(3,1fr)}
    .split{grid-template-columns:1fr 1fr}
    .split.reverse .split-image{order:2}
    .score-grid{grid-template-columns:repeat(3,1fr)}
    .content-grid{grid-template-columns:2fr 1fr}
    .footer-grid{grid-template-columns:2fr 1fr 1fr 1fr}
    .footer-bottom{flex-direction:row;justify-content:space-between}
}