:root{--primary:rgb(176,219,245);--primary-deep:#2b79a8;--blue:#0e4167;--light-blue:#eef8ff;--soft:#f5f8fb;--text:#1f2933;--muted:#617083;--border:#d9e9f4;--white:#fff;--shadow:0 10px 30px rgba(14,65,103,.08);--radius:20px;}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;background:#fff;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(--border);position:sticky;top:0;z-index:50}.mobile-header{height:62px;display:grid;grid-template-columns:64px 1fr 88px;align-items:center;padding:0 12px;background:#fff}.mobile-logo{justify-self:center}.mobile-logo img{max-height:34px;max-width:128px;object-fit:contain}.menu-button{width:42px;height:42px;border:0;background:#fff;display:flex;flex-direction:column;justify-content:center;gap:5px;padding:8px;cursor:pointer}.menu-button span{display:block;height:2px;background:var(--blue);border-radius:2px}.top-action{display:inline-flex;align-items:center;justify-content:center;background:var(--primary);color:#08324d;font-weight:800;border-radius:999px;padding:10px 18px;box-shadow:0 8px 18px rgba(43,121,168,.16);white-space:nowrap}.top-action:hover,.main-btn:hover{background:var(--primary-deep);color:#fff}.mobile-nav{display:none;background:#fff;border-top:1px solid var(--border);padding:8px 16px 16px}.mobile-nav.open{display:grid;grid-template-columns:1fr 1fr;gap:8px}.mobile-nav a{padding:10px 12px;background:var(--light-blue);border-radius:12px;color:var(--blue);font-weight:700}.desktop-header{display:none}.desktop-logo img{height:42px;max-width:160px;object-fit:contain}.desktop-nav{display:flex;align-items:center;gap:22px;flex:1;justify-content:center}.desktop-nav a{font-size:15px;font-weight:700;color:#2f3b49;padding:28px 0;border-bottom:3px solid transparent}.desktop-nav a.active,.desktop-nav a:hover{color:var(--blue);border-bottom-color:var(--primary)}.search-icon{width:22px;height:22px;border:2px solid var(--blue);border-radius:50%;position:relative;margin-right:6px}.search-icon:after{content:"";width:9px;height:2px;background:var(--blue);position:absolute;right:-7px;bottom:0;transform:rotate(45deg);border-radius:2px}.main-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--primary);color:#073651;font-weight:800;border-radius:999px;padding:13px 26px;box-shadow:0 12px 24px rgba(43,121,168,.17);border:0}.link-btn{display:inline-flex;color:var(--blue);font-weight:800;margin-top:auto}.section{padding:56px 0}.section-soft{background:var(--soft)}.section-title{max-width:720px;margin:0 auto 28px;text-align:center}.section-title .eyebrow,.badge{display:inline-flex;align-items:center;background:var(--light-blue);color:var(--blue);border:1px solid var(--border);font-size:13px;font-weight:800;border-radius:999px;padding:6px 12px}.section-title h2,.content-section h2{font-size:28px;line-height:1.25;margin:12px 0;color:#0f2f47}.section-title p,.page-summary,.muted{color:var(--muted)}.sports-hero{padding:40px 0 54px;background:linear-gradient(180deg,#fff 0%,var(--light-blue) 100%)}.hero-grid{display:grid;gap:28px;align-items:center}.hero-copy h1{font-size:36px;line-height:1.18;margin:14px 0 16px;color:#0d3652}.hero-copy p{font-size:16px;color:var(--muted);margin:0 0 22px}.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 22px}.hero-tags span{background:#fff;border:1px solid var(--border);color:var(--blue);padding:8px 12px;border-radius:999px;font-weight:700}.banner-section{position:relative;border-radius:28px;overflow:hidden;box-shadow:var(--shadow);min-height:300px;background:var(--primary)}.banner-section img{width:100%;height:100%;min-height:300px;object-fit:cover}.hero-data-cards{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}.hero-data-cards .data-card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:14px;box-shadow:0 8px 22px rgba(14,65,103,.08)}.data-card strong{display:block;font-size:24px;color:var(--blue)}.data-card span{font-size:13px;color:var(--muted)}.category-grid,.service-grid,.info-grid,.security-grid,.faq-grid{display:grid;gap:16px}.sports-card,.service-card,.info-card,.faq-item,.score-card,.checklist,.content-box{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:0 8px 24px rgba(14,65,103,.05)}.sports-card h3,.service-card h3,.info-card h3,.score-card h3{margin:0 0 8px;color:#0d3652}.sports-card p,.service-card p,.info-card p,.faq-item p,.score-card p{color:var(--muted);margin:0 0 14px}.service-card .mini-tag{display:inline-block;background:var(--primary);color:#0d3652;border-radius:999px;padding:5px 10px;font-size:12px;font-weight:800;margin-bottom:12px}.split{display:grid;gap:28px;align-items:center}.split .image-card{background:#fff;border:1px solid var(--border);border-radius:28px;padding:14px;box-shadow:var(--shadow);overflow:hidden}.split .image-card img{border-radius:20px;width:100%;object-fit:cover}.feature-list{display:grid;gap:12px;margin-top:16px}.feature-list div,.checklist li{background:var(--light-blue);border:1px solid var(--border);border-radius:14px;padding:12px 14px;color:#26465e}.score-panel,.data-panel{background:#fff;border:1px solid var(--border);border-radius:28px;padding:24px;box-shadow:var(--shadow)}.score-row{display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--border);padding:14px 0}.score-row:last-child{border-bottom:0}.score-row strong{color:var(--blue)}.status{background:var(--primary);color:#073651;border-radius:999px;padding:4px 9px;font-size:12px;font-weight:800}.app-showcase{background:linear-gradient(135deg,var(--light-blue),#fff);border:1px solid var(--border);border-radius:32px;padding:28px}.app-showcase img{max-height:420px;margin:auto;object-fit:contain}.security-section .security-grid{grid-template-columns:1fr}.responsible-play-section{background:linear-gradient(180deg,var(--light-blue),#fff);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.notice-card{background:#fff;border-left:5px solid var(--primary-deep);border-radius:18px;padding:18px;box-shadow:0 8px 20px rgba(14,65,103,.06)}.cta{background:var(--blue);color:#fff;border-radius:32px;padding:36px;text-align:center}.cta p{color:#d7edf9}.cta .main-btn{background:#fff;color:var(--blue)}.page-hero{background:linear-gradient(180deg,var(--light-blue),#fff);padding:52px 0}.page-hero h1{font-size:36px;line-height:1.2;color:#0d3652;margin:14px 0}.content-section{padding:44px 0}.content-layout{display:grid;gap:18px}.checklist{padding-left:22px}.checklist li{margin:10px 0;list-style:none}.download-box{text-align:center;max-width:760px;margin:0 auto}.download-box .main-btn{margin:16px 0 24px}.site-footer{background:#0b304a;color:#eaf6ff;padding:48px 0 18px}.footer-grid{display:grid;gap:24px}.footer-logo{max-height:40px;margin-bottom:14px}.site-footer p{color:#c7ddeb}.site-footer h3{margin:0 0 12px}.site-footer a{display:block;color:#d9edf8;margin:8px 0}.age-text{font-weight:700}.footer-bottom{border-top:1px solid rgba(255,255,255,.16);margin-top:28px;padding-top:18px;color:#bdd5e6;font-size:13px}
@media (min-width:640px){.category-grid,.service-grid,.info-grid,.security-grid,.faq-grid{grid-template-columns:repeat(2,1fr)}.hero-copy h1{font-size:44px}.content-layout{grid-template-columns:repeat(2,1fr)}}
@media (min-width:900px){.mobile-header,.mobile-nav{display:none!important}.desktop-header{height:82px;display:flex;align-items:center;gap:20px}.hero-grid,.split,.app-showcase{grid-template-columns:1.05fr .95fr}.category-grid{grid-template-columns:repeat(3,1fr)}.service-grid,.security-grid{grid-template-columns:repeat(3,1fr)}.faq-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:2fr 1fr 1fr 1fr}.hero-copy h1{font-size:54px}.section{padding:76px 0}.section-title h2,.content-section h2{font-size:36px}.page-hero h1{font-size:46px}.reverse .image-card{order:-1}}